PackageManagerService.java revision d2a7a674fb52753a791766428de32e0760e0f832
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.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 35import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 36import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 37import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 40import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 45import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 46import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 47import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 49import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 61import static android.content.pm.PackageManager.MATCH_ALL; 62import static android.content.pm.PackageManager.MATCH_ANY_USER; 63import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 64import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 65import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 66import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 67import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 68import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 69import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 70import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 71import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 72import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 73import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 74import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 75import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 76import static android.content.pm.PackageManager.PERMISSION_DENIED; 77import static android.content.pm.PackageManager.PERMISSION_GRANTED; 78import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 79import static android.content.pm.PackageParser.isApkFile; 80import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 81import static android.system.OsConstants.O_CREAT; 82import static android.system.OsConstants.O_RDWR; 83 84import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 85import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 86import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 87import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 88import static com.android.internal.util.ArrayUtils.appendInt; 89import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 90import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 91import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 92import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 93import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 94import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 95import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 96import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 97import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 98import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 99import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 100import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 101 102import android.Manifest; 103import android.annotation.NonNull; 104import android.annotation.Nullable; 105import android.annotation.UserIdInt; 106import android.app.ActivityManager; 107import android.app.AppOpsManager; 108import android.app.IActivityManager; 109import android.app.ResourcesManager; 110import android.app.admin.IDevicePolicyManager; 111import android.app.admin.SecurityLog; 112import android.app.backup.IBackupManager; 113import android.content.BroadcastReceiver; 114import android.content.ComponentName; 115import android.content.ContentResolver; 116import android.content.Context; 117import android.content.IIntentReceiver; 118import android.content.Intent; 119import android.content.IntentFilter; 120import android.content.IntentSender; 121import android.content.IntentSender.SendIntentException; 122import android.content.ServiceConnection; 123import android.content.pm.ActivityInfo; 124import android.content.pm.ApplicationInfo; 125import android.content.pm.AppsQueryHelper; 126import android.content.pm.ComponentInfo; 127import android.content.pm.EphemeralApplicationInfo; 128import android.content.pm.EphemeralRequest; 129import android.content.pm.EphemeralResolveInfo; 130import android.content.pm.EphemeralResponse; 131import android.content.pm.FeatureInfo; 132import android.content.pm.IOnPermissionsChangeListener; 133import android.content.pm.IPackageDataObserver; 134import android.content.pm.IPackageDeleteObserver; 135import android.content.pm.IPackageDeleteObserver2; 136import android.content.pm.IPackageInstallObserver2; 137import android.content.pm.IPackageInstaller; 138import android.content.pm.IPackageManager; 139import android.content.pm.IPackageMoveObserver; 140import android.content.pm.IPackageStatsObserver; 141import android.content.pm.InstrumentationInfo; 142import android.content.pm.IntentFilterVerificationInfo; 143import android.content.pm.KeySet; 144import android.content.pm.PackageCleanItem; 145import android.content.pm.PackageInfo; 146import android.content.pm.PackageInfoLite; 147import android.content.pm.PackageInstaller; 148import android.content.pm.PackageManager; 149import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 150import android.content.pm.PackageManagerInternal; 151import android.content.pm.PackageParser; 152import android.content.pm.PackageParser.ActivityIntentInfo; 153import android.content.pm.PackageParser.PackageLite; 154import android.content.pm.PackageParser.PackageParserException; 155import android.content.pm.PackageStats; 156import android.content.pm.PackageUserState; 157import android.content.pm.ParceledListSlice; 158import android.content.pm.PermissionGroupInfo; 159import android.content.pm.PermissionInfo; 160import android.content.pm.ProviderInfo; 161import android.content.pm.ResolveInfo; 162import android.content.pm.ServiceInfo; 163import android.content.pm.Signature; 164import android.content.pm.UserInfo; 165import android.content.pm.VerifierDeviceIdentity; 166import android.content.pm.VerifierInfo; 167import android.content.res.Resources; 168import android.graphics.Bitmap; 169import android.hardware.display.DisplayManager; 170import android.net.Uri; 171import android.os.Binder; 172import android.os.Build; 173import android.os.Bundle; 174import android.os.Debug; 175import android.os.Environment; 176import android.os.Environment.UserEnvironment; 177import android.os.FileUtils; 178import android.os.Handler; 179import android.os.IBinder; 180import android.os.Looper; 181import android.os.Message; 182import android.os.Parcel; 183import android.os.ParcelFileDescriptor; 184import android.os.PatternMatcher; 185import android.os.Process; 186import android.os.RemoteCallbackList; 187import android.os.RemoteException; 188import android.os.ResultReceiver; 189import android.os.SELinux; 190import android.os.ServiceManager; 191import android.os.ShellCallback; 192import android.os.SystemClock; 193import android.os.SystemProperties; 194import android.os.Trace; 195import android.os.UserHandle; 196import android.os.UserManager; 197import android.os.UserManagerInternal; 198import android.os.storage.IStorageManager; 199import android.os.storage.StorageManagerInternal; 200import android.os.storage.StorageEventListener; 201import android.os.storage.StorageManager; 202import android.os.storage.VolumeInfo; 203import android.os.storage.VolumeRecord; 204import android.provider.Settings.Global; 205import android.provider.Settings.Secure; 206import android.security.KeyStore; 207import android.security.SystemKeyStore; 208import android.system.ErrnoException; 209import android.system.Os; 210import android.text.TextUtils; 211import android.text.format.DateUtils; 212import android.util.ArrayMap; 213import android.util.ArraySet; 214import android.util.Base64; 215import android.util.DisplayMetrics; 216import android.util.EventLog; 217import android.util.ExceptionUtils; 218import android.util.Log; 219import android.util.LogPrinter; 220import android.util.MathUtils; 221import android.util.Pair; 222import android.util.PrintStreamPrinter; 223import android.util.Slog; 224import android.util.SparseArray; 225import android.util.SparseBooleanArray; 226import android.util.SparseIntArray; 227import android.util.Xml; 228import android.util.jar.StrictJarFile; 229import android.view.Display; 230 231import com.android.internal.R; 232import com.android.internal.annotations.GuardedBy; 233import com.android.internal.app.IMediaContainerService; 234import com.android.internal.app.ResolverActivity; 235import com.android.internal.content.NativeLibraryHelper; 236import com.android.internal.content.PackageHelper; 237import com.android.internal.logging.MetricsLogger; 238import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 239import com.android.internal.os.IParcelFileDescriptorFactory; 240import com.android.internal.os.RoSystemProperties; 241import com.android.internal.os.SomeArgs; 242import com.android.internal.os.Zygote; 243import com.android.internal.telephony.CarrierAppUtils; 244import com.android.internal.util.ArrayUtils; 245import com.android.internal.util.FastPrintWriter; 246import com.android.internal.util.FastXmlSerializer; 247import com.android.internal.util.IndentingPrintWriter; 248import com.android.internal.util.Preconditions; 249import com.android.internal.util.XmlUtils; 250import com.android.server.AttributeCache; 251import com.android.server.EventLogTags; 252import com.android.server.FgThread; 253import com.android.server.IntentResolver; 254import com.android.server.LocalServices; 255import com.android.server.ServiceThread; 256import com.android.server.SystemConfig; 257import com.android.server.Watchdog; 258import com.android.server.net.NetworkPolicyManagerInternal; 259import com.android.server.pm.Installer.InstallerException; 260import com.android.server.pm.PermissionsState.PermissionState; 261import com.android.server.pm.Settings.DatabaseVersion; 262import com.android.server.pm.Settings.VersionInfo; 263import com.android.server.storage.DeviceStorageMonitorInternal; 264 265import dalvik.system.CloseGuard; 266import dalvik.system.DexFile; 267import dalvik.system.VMRuntime; 268 269import libcore.io.IoUtils; 270import libcore.util.EmptyArray; 271 272import org.xmlpull.v1.XmlPullParser; 273import org.xmlpull.v1.XmlPullParserException; 274import org.xmlpull.v1.XmlSerializer; 275 276import java.io.BufferedOutputStream; 277import java.io.BufferedReader; 278import java.io.ByteArrayInputStream; 279import java.io.ByteArrayOutputStream; 280import java.io.File; 281import java.io.FileDescriptor; 282import java.io.FileInputStream; 283import java.io.FileNotFoundException; 284import java.io.FileOutputStream; 285import java.io.FileReader; 286import java.io.FilenameFilter; 287import java.io.IOException; 288import java.io.PrintWriter; 289import java.nio.charset.StandardCharsets; 290import java.security.DigestInputStream; 291import java.security.MessageDigest; 292import java.security.NoSuchAlgorithmException; 293import java.security.PublicKey; 294import java.security.SecureRandom; 295import java.security.cert.Certificate; 296import java.security.cert.CertificateEncodingException; 297import java.security.cert.CertificateException; 298import java.text.SimpleDateFormat; 299import java.util.ArrayList; 300import java.util.Arrays; 301import java.util.Collection; 302import java.util.Collections; 303import java.util.Comparator; 304import java.util.Date; 305import java.util.HashSet; 306import java.util.Iterator; 307import java.util.List; 308import java.util.Map; 309import java.util.Objects; 310import java.util.Set; 311import java.util.concurrent.CountDownLatch; 312import java.util.concurrent.TimeUnit; 313import java.util.concurrent.atomic.AtomicBoolean; 314import java.util.concurrent.atomic.AtomicInteger; 315 316/** 317 * Keep track of all those APKs everywhere. 318 * <p> 319 * Internally there are two important locks: 320 * <ul> 321 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 322 * and other related state. It is a fine-grained lock that should only be held 323 * momentarily, as it's one of the most contended locks in the system. 324 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 325 * operations typically involve heavy lifting of application data on disk. Since 326 * {@code installd} is single-threaded, and it's operations can often be slow, 327 * this lock should never be acquired while already holding {@link #mPackages}. 328 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 329 * holding {@link #mInstallLock}. 330 * </ul> 331 * Many internal methods rely on the caller to hold the appropriate locks, and 332 * this contract is expressed through method name suffixes: 333 * <ul> 334 * <li>fooLI(): the caller must hold {@link #mInstallLock} 335 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 336 * being modified must be frozen 337 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 338 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 339 * </ul> 340 * <p> 341 * Because this class is very central to the platform's security; please run all 342 * CTS and unit tests whenever making modifications: 343 * 344 * <pre> 345 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 346 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 347 * </pre> 348 */ 349public class PackageManagerService extends IPackageManager.Stub { 350 static final String TAG = "PackageManager"; 351 static final boolean DEBUG_SETTINGS = false; 352 static final boolean DEBUG_PREFERRED = false; 353 static final boolean DEBUG_UPGRADE = false; 354 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 355 private static final boolean DEBUG_BACKUP = false; 356 private static final boolean DEBUG_INSTALL = false; 357 private static final boolean DEBUG_REMOVE = false; 358 private static final boolean DEBUG_BROADCASTS = false; 359 private static final boolean DEBUG_SHOW_INFO = false; 360 private static final boolean DEBUG_PACKAGE_INFO = false; 361 private static final boolean DEBUG_INTENT_MATCHING = false; 362 private static final boolean DEBUG_PACKAGE_SCANNING = false; 363 private static final boolean DEBUG_VERIFY = false; 364 private static final boolean DEBUG_FILTERS = false; 365 366 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 367 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 368 // user, but by default initialize to this. 369 static final boolean DEBUG_DEXOPT = false; 370 371 private static final boolean DEBUG_ABI_SELECTION = false; 372 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 373 private static final boolean DEBUG_TRIAGED_MISSING = false; 374 private static final boolean DEBUG_APP_DATA = false; 375 376 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 377 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 378 379 private static final boolean DISABLE_EPHEMERAL_APPS = false; 380 private static final boolean HIDE_EPHEMERAL_APIS = true; 381 382 private static final int RADIO_UID = Process.PHONE_UID; 383 private static final int LOG_UID = Process.LOG_UID; 384 private static final int NFC_UID = Process.NFC_UID; 385 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 386 private static final int SHELL_UID = Process.SHELL_UID; 387 388 // Cap the size of permission trees that 3rd party apps can define 389 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 390 391 // Suffix used during package installation when copying/moving 392 // package apks to install directory. 393 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 394 395 static final int SCAN_NO_DEX = 1<<1; 396 static final int SCAN_FORCE_DEX = 1<<2; 397 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 398 static final int SCAN_NEW_INSTALL = 1<<4; 399 static final int SCAN_UPDATE_TIME = 1<<5; 400 static final int SCAN_BOOTING = 1<<6; 401 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 402 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 403 static final int SCAN_REPLACING = 1<<9; 404 static final int SCAN_REQUIRE_KNOWN = 1<<10; 405 static final int SCAN_MOVE = 1<<11; 406 static final int SCAN_INITIAL = 1<<12; 407 static final int SCAN_CHECK_ONLY = 1<<13; 408 static final int SCAN_DONT_KILL_APP = 1<<14; 409 static final int SCAN_IGNORE_FROZEN = 1<<15; 410 static final int REMOVE_CHATTY = 1<<16; 411 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<17; 412 413 private static final int[] EMPTY_INT_ARRAY = new int[0]; 414 415 /** 416 * Timeout (in milliseconds) after which the watchdog should declare that 417 * our handler thread is wedged. The usual default for such things is one 418 * minute but we sometimes do very lengthy I/O operations on this thread, 419 * such as installing multi-gigabyte applications, so ours needs to be longer. 420 */ 421 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 422 423 /** 424 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 425 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 426 * settings entry if available, otherwise we use the hardcoded default. If it's been 427 * more than this long since the last fstrim, we force one during the boot sequence. 428 * 429 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 430 * one gets run at the next available charging+idle time. This final mandatory 431 * no-fstrim check kicks in only of the other scheduling criteria is never met. 432 */ 433 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 434 435 /** 436 * Whether verification is enabled by default. 437 */ 438 private static final boolean DEFAULT_VERIFY_ENABLE = true; 439 440 /** 441 * The default maximum time to wait for the verification agent to return in 442 * milliseconds. 443 */ 444 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 445 446 /** 447 * The default response for package verification timeout. 448 * 449 * This can be either PackageManager.VERIFICATION_ALLOW or 450 * PackageManager.VERIFICATION_REJECT. 451 */ 452 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 453 454 static final String PLATFORM_PACKAGE_NAME = "android"; 455 456 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 457 458 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 459 DEFAULT_CONTAINER_PACKAGE, 460 "com.android.defcontainer.DefaultContainerService"); 461 462 private static final String KILL_APP_REASON_GIDS_CHANGED = 463 "permission grant or revoke changed gids"; 464 465 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 466 "permissions revoked"; 467 468 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 469 470 private static final String PACKAGE_SCHEME = "package"; 471 472 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 473 /** 474 * If VENDOR_OVERLAY_THEME_PROPERTY is set, search for runtime resource overlay APKs also in 475 * VENDOR_OVERLAY_DIR/<value of VENDOR_OVERLAY_THEME_PROPERTY> in addition to 476 * VENDOR_OVERLAY_DIR. 477 */ 478 private static final String VENDOR_OVERLAY_THEME_PROPERTY = "ro.boot.vendor.overlay.theme"; 479 /** 480 * Same as VENDOR_OVERLAY_THEME_PROPERTY, except persistent. If set will override whatever 481 * is in VENDOR_OVERLAY_THEME_PROPERTY. 482 */ 483 private static final String VENDOR_OVERLAY_THEME_PERSIST_PROPERTY 484 = "persist.vendor.overlay.theme"; 485 486 /** Permission grant: not grant the permission. */ 487 private static final int GRANT_DENIED = 1; 488 489 /** Permission grant: grant the permission as an install permission. */ 490 private static final int GRANT_INSTALL = 2; 491 492 /** Permission grant: grant the permission as a runtime one. */ 493 private static final int GRANT_RUNTIME = 3; 494 495 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 496 private static final int GRANT_UPGRADE = 4; 497 498 /** Canonical intent used to identify what counts as a "web browser" app */ 499 private static final Intent sBrowserIntent; 500 static { 501 sBrowserIntent = new Intent(); 502 sBrowserIntent.setAction(Intent.ACTION_VIEW); 503 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 504 sBrowserIntent.setData(Uri.parse("http:")); 505 } 506 507 /** 508 * The set of all protected actions [i.e. those actions for which a high priority 509 * intent filter is disallowed]. 510 */ 511 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 512 static { 513 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 514 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 515 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 516 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 517 } 518 519 // Compilation reasons. 520 public static final int REASON_FIRST_BOOT = 0; 521 public static final int REASON_BOOT = 1; 522 public static final int REASON_INSTALL = 2; 523 public static final int REASON_BACKGROUND_DEXOPT = 3; 524 public static final int REASON_AB_OTA = 4; 525 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 526 public static final int REASON_SHARED_APK = 6; 527 public static final int REASON_FORCED_DEXOPT = 7; 528 public static final int REASON_CORE_APP = 8; 529 530 public static final int REASON_LAST = REASON_CORE_APP; 531 532 /** Special library name that skips shared libraries check during compilation. */ 533 private static final String SKIP_SHARED_LIBRARY_CHECK = "&"; 534 535 /** All dangerous permission names in the same order as the events in MetricsEvent */ 536 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 537 Manifest.permission.READ_CALENDAR, 538 Manifest.permission.WRITE_CALENDAR, 539 Manifest.permission.CAMERA, 540 Manifest.permission.READ_CONTACTS, 541 Manifest.permission.WRITE_CONTACTS, 542 Manifest.permission.GET_ACCOUNTS, 543 Manifest.permission.ACCESS_FINE_LOCATION, 544 Manifest.permission.ACCESS_COARSE_LOCATION, 545 Manifest.permission.RECORD_AUDIO, 546 Manifest.permission.READ_PHONE_STATE, 547 Manifest.permission.CALL_PHONE, 548 Manifest.permission.READ_CALL_LOG, 549 Manifest.permission.WRITE_CALL_LOG, 550 Manifest.permission.ADD_VOICEMAIL, 551 Manifest.permission.USE_SIP, 552 Manifest.permission.PROCESS_OUTGOING_CALLS, 553 Manifest.permission.READ_CELL_BROADCASTS, 554 Manifest.permission.BODY_SENSORS, 555 Manifest.permission.SEND_SMS, 556 Manifest.permission.RECEIVE_SMS, 557 Manifest.permission.READ_SMS, 558 Manifest.permission.RECEIVE_WAP_PUSH, 559 Manifest.permission.RECEIVE_MMS, 560 Manifest.permission.READ_EXTERNAL_STORAGE, 561 Manifest.permission.WRITE_EXTERNAL_STORAGE, 562 Manifest.permission.READ_PHONE_NUMBER); 563 564 final ServiceThread mHandlerThread; 565 566 final PackageHandler mHandler; 567 568 private final ProcessLoggingHandler mProcessLoggingHandler; 569 570 /** 571 * Messages for {@link #mHandler} that need to wait for system ready before 572 * being dispatched. 573 */ 574 private ArrayList<Message> mPostSystemReadyMessages; 575 576 final int mSdkVersion = Build.VERSION.SDK_INT; 577 578 final Context mContext; 579 final boolean mFactoryTest; 580 final boolean mOnlyCore; 581 final DisplayMetrics mMetrics; 582 final int mDefParseFlags; 583 final String[] mSeparateProcesses; 584 final boolean mIsUpgrade; 585 final boolean mIsPreNUpgrade; 586 final boolean mIsPreNMR1Upgrade; 587 588 @GuardedBy("mPackages") 589 private boolean mDexOptDialogShown; 590 591 /** The location for ASEC container files on internal storage. */ 592 final String mAsecInternalPath; 593 594 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 595 // LOCK HELD. Can be called with mInstallLock held. 596 @GuardedBy("mInstallLock") 597 final Installer mInstaller; 598 599 /** Directory where installed third-party apps stored */ 600 final File mAppInstallDir; 601 final File mEphemeralInstallDir; 602 603 /** 604 * Directory to which applications installed internally have their 605 * 32 bit native libraries copied. 606 */ 607 private File mAppLib32InstallDir; 608 609 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 610 // apps. 611 final File mDrmAppPrivateInstallDir; 612 613 // ---------------------------------------------------------------- 614 615 // Lock for state used when installing and doing other long running 616 // operations. Methods that must be called with this lock held have 617 // the suffix "LI". 618 final Object mInstallLock = new Object(); 619 620 // ---------------------------------------------------------------- 621 622 // Keys are String (package name), values are Package. This also serves 623 // as the lock for the global state. Methods that must be called with 624 // this lock held have the prefix "LP". 625 @GuardedBy("mPackages") 626 final ArrayMap<String, PackageParser.Package> mPackages = 627 new ArrayMap<String, PackageParser.Package>(); 628 629 final ArrayMap<String, Set<String>> mKnownCodebase = 630 new ArrayMap<String, Set<String>>(); 631 632 // Tracks available target package names -> overlay package paths. 633 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 634 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 635 636 /** 637 * Tracks new system packages [received in an OTA] that we expect to 638 * find updated user-installed versions. Keys are package name, values 639 * are package location. 640 */ 641 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 642 /** 643 * Tracks high priority intent filters for protected actions. During boot, certain 644 * filter actions are protected and should never be allowed to have a high priority 645 * intent filter for them. However, there is one, and only one exception -- the 646 * setup wizard. It must be able to define a high priority intent filter for these 647 * actions to ensure there are no escapes from the wizard. We need to delay processing 648 * of these during boot as we need to look at all of the system packages in order 649 * to know which component is the setup wizard. 650 */ 651 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 652 /** 653 * Whether or not processing protected filters should be deferred. 654 */ 655 private boolean mDeferProtectedFilters = true; 656 657 /** 658 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 659 */ 660 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 661 /** 662 * Whether or not system app permissions should be promoted from install to runtime. 663 */ 664 boolean mPromoteSystemApps; 665 666 @GuardedBy("mPackages") 667 final Settings mSettings; 668 669 /** 670 * Set of package names that are currently "frozen", which means active 671 * surgery is being done on the code/data for that package. The platform 672 * will refuse to launch frozen packages to avoid race conditions. 673 * 674 * @see PackageFreezer 675 */ 676 @GuardedBy("mPackages") 677 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 678 679 final ProtectedPackages mProtectedPackages; 680 681 boolean mFirstBoot; 682 683 // System configuration read by SystemConfig. 684 final int[] mGlobalGids; 685 final SparseArray<ArraySet<String>> mSystemPermissions; 686 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 687 688 // If mac_permissions.xml was found for seinfo labeling. 689 boolean mFoundPolicyFile; 690 691 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 692 693 public static final class SharedLibraryEntry { 694 public final String path; 695 public final String apk; 696 697 SharedLibraryEntry(String _path, String _apk) { 698 path = _path; 699 apk = _apk; 700 } 701 } 702 703 // Currently known shared libraries. 704 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 705 new ArrayMap<String, SharedLibraryEntry>(); 706 707 // All available activities, for your resolving pleasure. 708 final ActivityIntentResolver mActivities = 709 new ActivityIntentResolver(); 710 711 // All available receivers, for your resolving pleasure. 712 final ActivityIntentResolver mReceivers = 713 new ActivityIntentResolver(); 714 715 // All available services, for your resolving pleasure. 716 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 717 718 // All available providers, for your resolving pleasure. 719 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 720 721 // Mapping from provider base names (first directory in content URI codePath) 722 // to the provider information. 723 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 724 new ArrayMap<String, PackageParser.Provider>(); 725 726 // Mapping from instrumentation class names to info about them. 727 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 728 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 729 730 // Mapping from permission names to info about them. 731 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 732 new ArrayMap<String, PackageParser.PermissionGroup>(); 733 734 // Packages whose data we have transfered into another package, thus 735 // should no longer exist. 736 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 737 738 // Broadcast actions that are only available to the system. 739 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 740 741 /** List of packages waiting for verification. */ 742 final SparseArray<PackageVerificationState> mPendingVerification 743 = new SparseArray<PackageVerificationState>(); 744 745 /** Set of packages associated with each app op permission. */ 746 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 747 748 final PackageInstallerService mInstallerService; 749 750 private final PackageDexOptimizer mPackageDexOptimizer; 751 752 private AtomicInteger mNextMoveId = new AtomicInteger(); 753 private final MoveCallbacks mMoveCallbacks; 754 755 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 756 757 // Cache of users who need badging. 758 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 759 760 /** Token for keys in mPendingVerification. */ 761 private int mPendingVerificationToken = 0; 762 763 volatile boolean mSystemReady; 764 volatile boolean mSafeMode; 765 volatile boolean mHasSystemUidErrors; 766 767 ApplicationInfo mAndroidApplication; 768 final ActivityInfo mResolveActivity = new ActivityInfo(); 769 final ResolveInfo mResolveInfo = new ResolveInfo(); 770 ComponentName mResolveComponentName; 771 PackageParser.Package mPlatformPackage; 772 ComponentName mCustomResolverComponentName; 773 774 boolean mResolverReplaced = false; 775 776 private final @Nullable ComponentName mIntentFilterVerifierComponent; 777 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 778 779 private int mIntentFilterVerificationToken = 0; 780 781 /** The service connection to the ephemeral resolver */ 782 final EphemeralResolverConnection mEphemeralResolverConnection; 783 784 /** Component used to install ephemeral applications */ 785 ComponentName mEphemeralInstallerComponent; 786 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 787 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 788 789 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 790 = new SparseArray<IntentFilterVerificationState>(); 791 792 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 793 794 // List of packages names to keep cached, even if they are uninstalled for all users 795 private List<String> mKeepUninstalledPackages; 796 797 private UserManagerInternal mUserManagerInternal; 798 799 private static class IFVerificationParams { 800 PackageParser.Package pkg; 801 boolean replacing; 802 int userId; 803 int verifierUid; 804 805 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 806 int _userId, int _verifierUid) { 807 pkg = _pkg; 808 replacing = _replacing; 809 userId = _userId; 810 replacing = _replacing; 811 verifierUid = _verifierUid; 812 } 813 } 814 815 private interface IntentFilterVerifier<T extends IntentFilter> { 816 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 817 T filter, String packageName); 818 void startVerifications(int userId); 819 void receiveVerificationResponse(int verificationId); 820 } 821 822 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 823 private Context mContext; 824 private ComponentName mIntentFilterVerifierComponent; 825 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 826 827 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 828 mContext = context; 829 mIntentFilterVerifierComponent = verifierComponent; 830 } 831 832 private String getDefaultScheme() { 833 return IntentFilter.SCHEME_HTTPS; 834 } 835 836 @Override 837 public void startVerifications(int userId) { 838 // Launch verifications requests 839 int count = mCurrentIntentFilterVerifications.size(); 840 for (int n=0; n<count; n++) { 841 int verificationId = mCurrentIntentFilterVerifications.get(n); 842 final IntentFilterVerificationState ivs = 843 mIntentFilterVerificationStates.get(verificationId); 844 845 String packageName = ivs.getPackageName(); 846 847 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 848 final int filterCount = filters.size(); 849 ArraySet<String> domainsSet = new ArraySet<>(); 850 for (int m=0; m<filterCount; m++) { 851 PackageParser.ActivityIntentInfo filter = filters.get(m); 852 domainsSet.addAll(filter.getHostsList()); 853 } 854 synchronized (mPackages) { 855 if (mSettings.createIntentFilterVerificationIfNeededLPw( 856 packageName, domainsSet) != null) { 857 scheduleWriteSettingsLocked(); 858 } 859 } 860 sendVerificationRequest(userId, verificationId, ivs); 861 } 862 mCurrentIntentFilterVerifications.clear(); 863 } 864 865 private void sendVerificationRequest(int userId, int verificationId, 866 IntentFilterVerificationState ivs) { 867 868 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 869 verificationIntent.putExtra( 870 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 871 verificationId); 872 verificationIntent.putExtra( 873 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 874 getDefaultScheme()); 875 verificationIntent.putExtra( 876 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 877 ivs.getHostsString()); 878 verificationIntent.putExtra( 879 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 880 ivs.getPackageName()); 881 verificationIntent.setComponent(mIntentFilterVerifierComponent); 882 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 883 884 UserHandle user = new UserHandle(userId); 885 mContext.sendBroadcastAsUser(verificationIntent, user); 886 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 887 "Sending IntentFilter verification broadcast"); 888 } 889 890 public void receiveVerificationResponse(int verificationId) { 891 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 892 893 final boolean verified = ivs.isVerified(); 894 895 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 896 final int count = filters.size(); 897 if (DEBUG_DOMAIN_VERIFICATION) { 898 Slog.i(TAG, "Received verification response " + verificationId 899 + " for " + count + " filters, verified=" + verified); 900 } 901 for (int n=0; n<count; n++) { 902 PackageParser.ActivityIntentInfo filter = filters.get(n); 903 filter.setVerified(verified); 904 905 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 906 + " verified with result:" + verified + " and hosts:" 907 + ivs.getHostsString()); 908 } 909 910 mIntentFilterVerificationStates.remove(verificationId); 911 912 final String packageName = ivs.getPackageName(); 913 IntentFilterVerificationInfo ivi = null; 914 915 synchronized (mPackages) { 916 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 917 } 918 if (ivi == null) { 919 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 920 + verificationId + " packageName:" + packageName); 921 return; 922 } 923 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 924 "Updating IntentFilterVerificationInfo for package " + packageName 925 +" verificationId:" + verificationId); 926 927 synchronized (mPackages) { 928 if (verified) { 929 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 930 } else { 931 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 932 } 933 scheduleWriteSettingsLocked(); 934 935 final int userId = ivs.getUserId(); 936 if (userId != UserHandle.USER_ALL) { 937 final int userStatus = 938 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 939 940 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 941 boolean needUpdate = false; 942 943 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 944 // already been set by the User thru the Disambiguation dialog 945 switch (userStatus) { 946 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 947 if (verified) { 948 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 949 } else { 950 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 951 } 952 needUpdate = true; 953 break; 954 955 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 956 if (verified) { 957 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 958 needUpdate = true; 959 } 960 break; 961 962 default: 963 // Nothing to do 964 } 965 966 if (needUpdate) { 967 mSettings.updateIntentFilterVerificationStatusLPw( 968 packageName, updatedStatus, userId); 969 scheduleWritePackageRestrictionsLocked(userId); 970 } 971 } 972 } 973 } 974 975 @Override 976 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 977 ActivityIntentInfo filter, String packageName) { 978 if (!hasValidDomains(filter)) { 979 return false; 980 } 981 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 982 if (ivs == null) { 983 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 984 packageName); 985 } 986 if (DEBUG_DOMAIN_VERIFICATION) { 987 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 988 } 989 ivs.addFilter(filter); 990 return true; 991 } 992 993 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 994 int userId, int verificationId, String packageName) { 995 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 996 verifierUid, userId, packageName); 997 ivs.setPendingState(); 998 synchronized (mPackages) { 999 mIntentFilterVerificationStates.append(verificationId, ivs); 1000 mCurrentIntentFilterVerifications.add(verificationId); 1001 } 1002 return ivs; 1003 } 1004 } 1005 1006 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1007 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1008 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1009 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1010 } 1011 1012 // Set of pending broadcasts for aggregating enable/disable of components. 1013 static class PendingPackageBroadcasts { 1014 // for each user id, a map of <package name -> components within that package> 1015 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1016 1017 public PendingPackageBroadcasts() { 1018 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1019 } 1020 1021 public ArrayList<String> get(int userId, String packageName) { 1022 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1023 return packages.get(packageName); 1024 } 1025 1026 public void put(int userId, String packageName, ArrayList<String> components) { 1027 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1028 packages.put(packageName, components); 1029 } 1030 1031 public void remove(int userId, String packageName) { 1032 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1033 if (packages != null) { 1034 packages.remove(packageName); 1035 } 1036 } 1037 1038 public void remove(int userId) { 1039 mUidMap.remove(userId); 1040 } 1041 1042 public int userIdCount() { 1043 return mUidMap.size(); 1044 } 1045 1046 public int userIdAt(int n) { 1047 return mUidMap.keyAt(n); 1048 } 1049 1050 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1051 return mUidMap.get(userId); 1052 } 1053 1054 public int size() { 1055 // total number of pending broadcast entries across all userIds 1056 int num = 0; 1057 for (int i = 0; i< mUidMap.size(); i++) { 1058 num += mUidMap.valueAt(i).size(); 1059 } 1060 return num; 1061 } 1062 1063 public void clear() { 1064 mUidMap.clear(); 1065 } 1066 1067 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1068 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1069 if (map == null) { 1070 map = new ArrayMap<String, ArrayList<String>>(); 1071 mUidMap.put(userId, map); 1072 } 1073 return map; 1074 } 1075 } 1076 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1077 1078 // Service Connection to remote media container service to copy 1079 // package uri's from external media onto secure containers 1080 // or internal storage. 1081 private IMediaContainerService mContainerService = null; 1082 1083 static final int SEND_PENDING_BROADCAST = 1; 1084 static final int MCS_BOUND = 3; 1085 static final int END_COPY = 4; 1086 static final int INIT_COPY = 5; 1087 static final int MCS_UNBIND = 6; 1088 static final int START_CLEANING_PACKAGE = 7; 1089 static final int FIND_INSTALL_LOC = 8; 1090 static final int POST_INSTALL = 9; 1091 static final int MCS_RECONNECT = 10; 1092 static final int MCS_GIVE_UP = 11; 1093 static final int UPDATED_MEDIA_STATUS = 12; 1094 static final int WRITE_SETTINGS = 13; 1095 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1096 static final int PACKAGE_VERIFIED = 15; 1097 static final int CHECK_PENDING_VERIFICATION = 16; 1098 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1099 static final int INTENT_FILTER_VERIFIED = 18; 1100 static final int WRITE_PACKAGE_LIST = 19; 1101 static final int EPHEMERAL_RESOLUTION_PHASE_TWO = 20; 1102 1103 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1104 1105 // Delay time in millisecs 1106 static final int BROADCAST_DELAY = 10 * 1000; 1107 1108 static UserManagerService sUserManager; 1109 1110 // Stores a list of users whose package restrictions file needs to be updated 1111 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1112 1113 final private DefaultContainerConnection mDefContainerConn = 1114 new DefaultContainerConnection(); 1115 class DefaultContainerConnection implements ServiceConnection { 1116 public void onServiceConnected(ComponentName name, IBinder service) { 1117 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1118 final IMediaContainerService imcs = IMediaContainerService.Stub 1119 .asInterface(Binder.allowBlocking(service)); 1120 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1121 } 1122 1123 public void onServiceDisconnected(ComponentName name) { 1124 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1125 } 1126 } 1127 1128 // Recordkeeping of restore-after-install operations that are currently in flight 1129 // between the Package Manager and the Backup Manager 1130 static class PostInstallData { 1131 public InstallArgs args; 1132 public PackageInstalledInfo res; 1133 1134 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1135 args = _a; 1136 res = _r; 1137 } 1138 } 1139 1140 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1141 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1142 1143 // XML tags for backup/restore of various bits of state 1144 private static final String TAG_PREFERRED_BACKUP = "pa"; 1145 private static final String TAG_DEFAULT_APPS = "da"; 1146 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1147 1148 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1149 private static final String TAG_ALL_GRANTS = "rt-grants"; 1150 private static final String TAG_GRANT = "grant"; 1151 private static final String ATTR_PACKAGE_NAME = "pkg"; 1152 1153 private static final String TAG_PERMISSION = "perm"; 1154 private static final String ATTR_PERMISSION_NAME = "name"; 1155 private static final String ATTR_IS_GRANTED = "g"; 1156 private static final String ATTR_USER_SET = "set"; 1157 private static final String ATTR_USER_FIXED = "fixed"; 1158 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1159 1160 // System/policy permission grants are not backed up 1161 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1162 FLAG_PERMISSION_POLICY_FIXED 1163 | FLAG_PERMISSION_SYSTEM_FIXED 1164 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1165 1166 // And we back up these user-adjusted states 1167 private static final int USER_RUNTIME_GRANT_MASK = 1168 FLAG_PERMISSION_USER_SET 1169 | FLAG_PERMISSION_USER_FIXED 1170 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1171 1172 final @Nullable String mRequiredVerifierPackage; 1173 final @NonNull String mRequiredInstallerPackage; 1174 final @NonNull String mRequiredUninstallerPackage; 1175 final @Nullable String mSetupWizardPackage; 1176 final @Nullable String mStorageManagerPackage; 1177 final @NonNull String mServicesSystemSharedLibraryPackageName; 1178 final @NonNull String mSharedSystemSharedLibraryPackageName; 1179 1180 final boolean mPermissionReviewRequired; 1181 1182 private final PackageUsage mPackageUsage = new PackageUsage(); 1183 private final CompilerStats mCompilerStats = new CompilerStats(); 1184 1185 class PackageHandler extends Handler { 1186 private boolean mBound = false; 1187 final ArrayList<HandlerParams> mPendingInstalls = 1188 new ArrayList<HandlerParams>(); 1189 1190 private boolean connectToService() { 1191 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1192 " DefaultContainerService"); 1193 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1194 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1195 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1196 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1197 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1198 mBound = true; 1199 return true; 1200 } 1201 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1202 return false; 1203 } 1204 1205 private void disconnectService() { 1206 mContainerService = null; 1207 mBound = false; 1208 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1209 mContext.unbindService(mDefContainerConn); 1210 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1211 } 1212 1213 PackageHandler(Looper looper) { 1214 super(looper); 1215 } 1216 1217 public void handleMessage(Message msg) { 1218 try { 1219 doHandleMessage(msg); 1220 } finally { 1221 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1222 } 1223 } 1224 1225 void doHandleMessage(Message msg) { 1226 switch (msg.what) { 1227 case INIT_COPY: { 1228 HandlerParams params = (HandlerParams) msg.obj; 1229 int idx = mPendingInstalls.size(); 1230 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1231 // If a bind was already initiated we dont really 1232 // need to do anything. The pending install 1233 // will be processed later on. 1234 if (!mBound) { 1235 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1236 System.identityHashCode(mHandler)); 1237 // If this is the only one pending we might 1238 // have to bind to the service again. 1239 if (!connectToService()) { 1240 Slog.e(TAG, "Failed to bind to media container service"); 1241 params.serviceError(); 1242 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1243 System.identityHashCode(mHandler)); 1244 if (params.traceMethod != null) { 1245 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1246 params.traceCookie); 1247 } 1248 return; 1249 } else { 1250 // Once we bind to the service, the first 1251 // pending request will be processed. 1252 mPendingInstalls.add(idx, params); 1253 } 1254 } else { 1255 mPendingInstalls.add(idx, params); 1256 // Already bound to the service. Just make 1257 // sure we trigger off processing the first request. 1258 if (idx == 0) { 1259 mHandler.sendEmptyMessage(MCS_BOUND); 1260 } 1261 } 1262 break; 1263 } 1264 case MCS_BOUND: { 1265 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1266 if (msg.obj != null) { 1267 mContainerService = (IMediaContainerService) msg.obj; 1268 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1269 System.identityHashCode(mHandler)); 1270 } 1271 if (mContainerService == null) { 1272 if (!mBound) { 1273 // Something seriously wrong since we are not bound and we are not 1274 // waiting for connection. Bail out. 1275 Slog.e(TAG, "Cannot bind to media container service"); 1276 for (HandlerParams params : mPendingInstalls) { 1277 // Indicate service bind error 1278 params.serviceError(); 1279 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1280 System.identityHashCode(params)); 1281 if (params.traceMethod != null) { 1282 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1283 params.traceMethod, params.traceCookie); 1284 } 1285 return; 1286 } 1287 mPendingInstalls.clear(); 1288 } else { 1289 Slog.w(TAG, "Waiting to connect to media container service"); 1290 } 1291 } else if (mPendingInstalls.size() > 0) { 1292 HandlerParams params = mPendingInstalls.get(0); 1293 if (params != null) { 1294 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1295 System.identityHashCode(params)); 1296 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1297 if (params.startCopy()) { 1298 // We are done... look for more work or to 1299 // go idle. 1300 if (DEBUG_SD_INSTALL) Log.i(TAG, 1301 "Checking for more work or unbind..."); 1302 // Delete pending install 1303 if (mPendingInstalls.size() > 0) { 1304 mPendingInstalls.remove(0); 1305 } 1306 if (mPendingInstalls.size() == 0) { 1307 if (mBound) { 1308 if (DEBUG_SD_INSTALL) Log.i(TAG, 1309 "Posting delayed MCS_UNBIND"); 1310 removeMessages(MCS_UNBIND); 1311 Message ubmsg = obtainMessage(MCS_UNBIND); 1312 // Unbind after a little delay, to avoid 1313 // continual thrashing. 1314 sendMessageDelayed(ubmsg, 10000); 1315 } 1316 } else { 1317 // There are more pending requests in queue. 1318 // Just post MCS_BOUND message to trigger processing 1319 // of next pending install. 1320 if (DEBUG_SD_INSTALL) Log.i(TAG, 1321 "Posting MCS_BOUND for next work"); 1322 mHandler.sendEmptyMessage(MCS_BOUND); 1323 } 1324 } 1325 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1326 } 1327 } else { 1328 // Should never happen ideally. 1329 Slog.w(TAG, "Empty queue"); 1330 } 1331 break; 1332 } 1333 case MCS_RECONNECT: { 1334 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1335 if (mPendingInstalls.size() > 0) { 1336 if (mBound) { 1337 disconnectService(); 1338 } 1339 if (!connectToService()) { 1340 Slog.e(TAG, "Failed to bind to media container service"); 1341 for (HandlerParams params : mPendingInstalls) { 1342 // Indicate service bind error 1343 params.serviceError(); 1344 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1345 System.identityHashCode(params)); 1346 } 1347 mPendingInstalls.clear(); 1348 } 1349 } 1350 break; 1351 } 1352 case MCS_UNBIND: { 1353 // If there is no actual work left, then time to unbind. 1354 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1355 1356 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1357 if (mBound) { 1358 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1359 1360 disconnectService(); 1361 } 1362 } else if (mPendingInstalls.size() > 0) { 1363 // There are more pending requests in queue. 1364 // Just post MCS_BOUND message to trigger processing 1365 // of next pending install. 1366 mHandler.sendEmptyMessage(MCS_BOUND); 1367 } 1368 1369 break; 1370 } 1371 case MCS_GIVE_UP: { 1372 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1373 HandlerParams params = mPendingInstalls.remove(0); 1374 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1375 System.identityHashCode(params)); 1376 break; 1377 } 1378 case SEND_PENDING_BROADCAST: { 1379 String packages[]; 1380 ArrayList<String> components[]; 1381 int size = 0; 1382 int uids[]; 1383 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1384 synchronized (mPackages) { 1385 if (mPendingBroadcasts == null) { 1386 return; 1387 } 1388 size = mPendingBroadcasts.size(); 1389 if (size <= 0) { 1390 // Nothing to be done. Just return 1391 return; 1392 } 1393 packages = new String[size]; 1394 components = new ArrayList[size]; 1395 uids = new int[size]; 1396 int i = 0; // filling out the above arrays 1397 1398 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1399 int packageUserId = mPendingBroadcasts.userIdAt(n); 1400 Iterator<Map.Entry<String, ArrayList<String>>> it 1401 = mPendingBroadcasts.packagesForUserId(packageUserId) 1402 .entrySet().iterator(); 1403 while (it.hasNext() && i < size) { 1404 Map.Entry<String, ArrayList<String>> ent = it.next(); 1405 packages[i] = ent.getKey(); 1406 components[i] = ent.getValue(); 1407 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1408 uids[i] = (ps != null) 1409 ? UserHandle.getUid(packageUserId, ps.appId) 1410 : -1; 1411 i++; 1412 } 1413 } 1414 size = i; 1415 mPendingBroadcasts.clear(); 1416 } 1417 // Send broadcasts 1418 for (int i = 0; i < size; i++) { 1419 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1420 } 1421 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1422 break; 1423 } 1424 case START_CLEANING_PACKAGE: { 1425 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1426 final String packageName = (String)msg.obj; 1427 final int userId = msg.arg1; 1428 final boolean andCode = msg.arg2 != 0; 1429 synchronized (mPackages) { 1430 if (userId == UserHandle.USER_ALL) { 1431 int[] users = sUserManager.getUserIds(); 1432 for (int user : users) { 1433 mSettings.addPackageToCleanLPw( 1434 new PackageCleanItem(user, packageName, andCode)); 1435 } 1436 } else { 1437 mSettings.addPackageToCleanLPw( 1438 new PackageCleanItem(userId, packageName, andCode)); 1439 } 1440 } 1441 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1442 startCleaningPackages(); 1443 } break; 1444 case POST_INSTALL: { 1445 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1446 1447 PostInstallData data = mRunningInstalls.get(msg.arg1); 1448 final boolean didRestore = (msg.arg2 != 0); 1449 mRunningInstalls.delete(msg.arg1); 1450 1451 if (data != null) { 1452 InstallArgs args = data.args; 1453 PackageInstalledInfo parentRes = data.res; 1454 1455 final boolean grantPermissions = (args.installFlags 1456 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1457 final boolean killApp = (args.installFlags 1458 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1459 final String[] grantedPermissions = args.installGrantPermissions; 1460 1461 // Handle the parent package 1462 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1463 grantedPermissions, didRestore, args.installerPackageName, 1464 args.observer); 1465 1466 // Handle the child packages 1467 final int childCount = (parentRes.addedChildPackages != null) 1468 ? parentRes.addedChildPackages.size() : 0; 1469 for (int i = 0; i < childCount; i++) { 1470 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1471 handlePackagePostInstall(childRes, grantPermissions, killApp, 1472 grantedPermissions, false, args.installerPackageName, 1473 args.observer); 1474 } 1475 1476 // Log tracing if needed 1477 if (args.traceMethod != null) { 1478 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1479 args.traceCookie); 1480 } 1481 } else { 1482 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1483 } 1484 1485 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1486 } break; 1487 case UPDATED_MEDIA_STATUS: { 1488 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1489 boolean reportStatus = msg.arg1 == 1; 1490 boolean doGc = msg.arg2 == 1; 1491 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1492 if (doGc) { 1493 // Force a gc to clear up stale containers. 1494 Runtime.getRuntime().gc(); 1495 } 1496 if (msg.obj != null) { 1497 @SuppressWarnings("unchecked") 1498 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1499 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1500 // Unload containers 1501 unloadAllContainers(args); 1502 } 1503 if (reportStatus) { 1504 try { 1505 if (DEBUG_SD_INSTALL) Log.i(TAG, 1506 "Invoking StorageManagerService call back"); 1507 PackageHelper.getStorageManager().finishMediaUpdate(); 1508 } catch (RemoteException e) { 1509 Log.e(TAG, "StorageManagerService not running?"); 1510 } 1511 } 1512 } break; 1513 case WRITE_SETTINGS: { 1514 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1515 synchronized (mPackages) { 1516 removeMessages(WRITE_SETTINGS); 1517 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1518 mSettings.writeLPr(); 1519 mDirtyUsers.clear(); 1520 } 1521 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1522 } break; 1523 case WRITE_PACKAGE_RESTRICTIONS: { 1524 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1525 synchronized (mPackages) { 1526 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1527 for (int userId : mDirtyUsers) { 1528 mSettings.writePackageRestrictionsLPr(userId); 1529 } 1530 mDirtyUsers.clear(); 1531 } 1532 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1533 } break; 1534 case WRITE_PACKAGE_LIST: { 1535 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1536 synchronized (mPackages) { 1537 removeMessages(WRITE_PACKAGE_LIST); 1538 mSettings.writePackageListLPr(msg.arg1); 1539 } 1540 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1541 } break; 1542 case CHECK_PENDING_VERIFICATION: { 1543 final int verificationId = msg.arg1; 1544 final PackageVerificationState state = mPendingVerification.get(verificationId); 1545 1546 if ((state != null) && !state.timeoutExtended()) { 1547 final InstallArgs args = state.getInstallArgs(); 1548 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1549 1550 Slog.i(TAG, "Verification timed out for " + originUri); 1551 mPendingVerification.remove(verificationId); 1552 1553 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1554 1555 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1556 Slog.i(TAG, "Continuing with installation of " + originUri); 1557 state.setVerifierResponse(Binder.getCallingUid(), 1558 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1559 broadcastPackageVerified(verificationId, originUri, 1560 PackageManager.VERIFICATION_ALLOW, 1561 state.getInstallArgs().getUser()); 1562 try { 1563 ret = args.copyApk(mContainerService, true); 1564 } catch (RemoteException e) { 1565 Slog.e(TAG, "Could not contact the ContainerService"); 1566 } 1567 } else { 1568 broadcastPackageVerified(verificationId, originUri, 1569 PackageManager.VERIFICATION_REJECT, 1570 state.getInstallArgs().getUser()); 1571 } 1572 1573 Trace.asyncTraceEnd( 1574 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1575 1576 processPendingInstall(args, ret); 1577 mHandler.sendEmptyMessage(MCS_UNBIND); 1578 } 1579 break; 1580 } 1581 case PACKAGE_VERIFIED: { 1582 final int verificationId = msg.arg1; 1583 1584 final PackageVerificationState state = mPendingVerification.get(verificationId); 1585 if (state == null) { 1586 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1587 break; 1588 } 1589 1590 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1591 1592 state.setVerifierResponse(response.callerUid, response.code); 1593 1594 if (state.isVerificationComplete()) { 1595 mPendingVerification.remove(verificationId); 1596 1597 final InstallArgs args = state.getInstallArgs(); 1598 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1599 1600 int ret; 1601 if (state.isInstallAllowed()) { 1602 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1603 broadcastPackageVerified(verificationId, originUri, 1604 response.code, state.getInstallArgs().getUser()); 1605 try { 1606 ret = args.copyApk(mContainerService, true); 1607 } catch (RemoteException e) { 1608 Slog.e(TAG, "Could not contact the ContainerService"); 1609 } 1610 } else { 1611 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1612 } 1613 1614 Trace.asyncTraceEnd( 1615 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1616 1617 processPendingInstall(args, ret); 1618 mHandler.sendEmptyMessage(MCS_UNBIND); 1619 } 1620 1621 break; 1622 } 1623 case START_INTENT_FILTER_VERIFICATIONS: { 1624 IFVerificationParams params = (IFVerificationParams) msg.obj; 1625 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1626 params.replacing, params.pkg); 1627 break; 1628 } 1629 case INTENT_FILTER_VERIFIED: { 1630 final int verificationId = msg.arg1; 1631 1632 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1633 verificationId); 1634 if (state == null) { 1635 Slog.w(TAG, "Invalid IntentFilter verification token " 1636 + verificationId + " received"); 1637 break; 1638 } 1639 1640 final int userId = state.getUserId(); 1641 1642 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1643 "Processing IntentFilter verification with token:" 1644 + verificationId + " and userId:" + userId); 1645 1646 final IntentFilterVerificationResponse response = 1647 (IntentFilterVerificationResponse) msg.obj; 1648 1649 state.setVerifierResponse(response.callerUid, response.code); 1650 1651 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1652 "IntentFilter verification with token:" + verificationId 1653 + " and userId:" + userId 1654 + " is settings verifier response with response code:" 1655 + response.code); 1656 1657 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1658 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1659 + response.getFailedDomainsString()); 1660 } 1661 1662 if (state.isVerificationComplete()) { 1663 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1664 } else { 1665 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1666 "IntentFilter verification with token:" + verificationId 1667 + " was not said to be complete"); 1668 } 1669 1670 break; 1671 } 1672 case EPHEMERAL_RESOLUTION_PHASE_TWO: { 1673 EphemeralResolver.doEphemeralResolutionPhaseTwo(mContext, 1674 mEphemeralResolverConnection, 1675 (EphemeralRequest) msg.obj, 1676 mEphemeralInstallerActivity, 1677 mHandler); 1678 } 1679 } 1680 } 1681 } 1682 1683 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1684 boolean killApp, String[] grantedPermissions, 1685 boolean launchedForRestore, String installerPackage, 1686 IPackageInstallObserver2 installObserver) { 1687 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1688 // Send the removed broadcasts 1689 if (res.removedInfo != null) { 1690 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1691 } 1692 1693 // Now that we successfully installed the package, grant runtime 1694 // permissions if requested before broadcasting the install. 1695 if (grantPermissions && res.pkg.applicationInfo.targetSdkVersion 1696 >= Build.VERSION_CODES.M) { 1697 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1698 } 1699 1700 final boolean update = res.removedInfo != null 1701 && res.removedInfo.removedPackage != null; 1702 1703 // If this is the first time we have child packages for a disabled privileged 1704 // app that had no children, we grant requested runtime permissions to the new 1705 // children if the parent on the system image had them already granted. 1706 if (res.pkg.parentPackage != null) { 1707 synchronized (mPackages) { 1708 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1709 } 1710 } 1711 1712 synchronized (mPackages) { 1713 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1714 } 1715 1716 final String packageName = res.pkg.applicationInfo.packageName; 1717 1718 // Determine the set of users who are adding this package for 1719 // the first time vs. those who are seeing an update. 1720 int[] firstUsers = EMPTY_INT_ARRAY; 1721 int[] updateUsers = EMPTY_INT_ARRAY; 1722 if (res.origUsers == null || res.origUsers.length == 0) { 1723 firstUsers = res.newUsers; 1724 } else { 1725 for (int newUser : res.newUsers) { 1726 boolean isNew = true; 1727 for (int origUser : res.origUsers) { 1728 if (origUser == newUser) { 1729 isNew = false; 1730 break; 1731 } 1732 } 1733 if (isNew) { 1734 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1735 } else { 1736 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1737 } 1738 } 1739 } 1740 1741 // Send installed broadcasts if the install/update is not ephemeral 1742 if (!isEphemeral(res.pkg)) { 1743 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1744 1745 // Send added for users that see the package for the first time 1746 // sendPackageAddedForNewUsers also deals with system apps 1747 int appId = UserHandle.getAppId(res.uid); 1748 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1749 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1750 1751 // Send added for users that don't see the package for the first time 1752 Bundle extras = new Bundle(1); 1753 extras.putInt(Intent.EXTRA_UID, res.uid); 1754 if (update) { 1755 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1756 } 1757 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1758 extras, 0 /*flags*/, null /*targetPackage*/, 1759 null /*finishedReceiver*/, updateUsers); 1760 1761 // Send replaced for users that don't see the package for the first time 1762 if (update) { 1763 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1764 packageName, extras, 0 /*flags*/, 1765 null /*targetPackage*/, null /*finishedReceiver*/, 1766 updateUsers); 1767 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1768 null /*package*/, null /*extras*/, 0 /*flags*/, 1769 packageName /*targetPackage*/, 1770 null /*finishedReceiver*/, updateUsers); 1771 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1772 // First-install and we did a restore, so we're responsible for the 1773 // first-launch broadcast. 1774 if (DEBUG_BACKUP) { 1775 Slog.i(TAG, "Post-restore of " + packageName 1776 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1777 } 1778 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1779 } 1780 1781 // Send broadcast package appeared if forward locked/external for all users 1782 // treat asec-hosted packages like removable media on upgrade 1783 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1784 if (DEBUG_INSTALL) { 1785 Slog.i(TAG, "upgrading pkg " + res.pkg 1786 + " is ASEC-hosted -> AVAILABLE"); 1787 } 1788 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1789 ArrayList<String> pkgList = new ArrayList<>(1); 1790 pkgList.add(packageName); 1791 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1792 } 1793 } 1794 1795 // Work that needs to happen on first install within each user 1796 if (firstUsers != null && firstUsers.length > 0) { 1797 synchronized (mPackages) { 1798 for (int userId : firstUsers) { 1799 // If this app is a browser and it's newly-installed for some 1800 // users, clear any default-browser state in those users. The 1801 // app's nature doesn't depend on the user, so we can just check 1802 // its browser nature in any user and generalize. 1803 if (packageIsBrowser(packageName, userId)) { 1804 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1805 } 1806 1807 // We may also need to apply pending (restored) runtime 1808 // permission grants within these users. 1809 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1810 } 1811 } 1812 } 1813 1814 // Log current value of "unknown sources" setting 1815 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1816 getUnknownSourcesSettings()); 1817 1818 // Force a gc to clear up things 1819 Runtime.getRuntime().gc(); 1820 1821 // Remove the replaced package's older resources safely now 1822 // We delete after a gc for applications on sdcard. 1823 if (res.removedInfo != null && res.removedInfo.args != null) { 1824 synchronized (mInstallLock) { 1825 res.removedInfo.args.doPostDeleteLI(true); 1826 } 1827 } 1828 } 1829 1830 // If someone is watching installs - notify them 1831 if (installObserver != null) { 1832 try { 1833 Bundle extras = extrasForInstallResult(res); 1834 installObserver.onPackageInstalled(res.name, res.returnCode, 1835 res.returnMsg, extras); 1836 } catch (RemoteException e) { 1837 Slog.i(TAG, "Observer no longer exists."); 1838 } 1839 } 1840 } 1841 1842 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1843 PackageParser.Package pkg) { 1844 if (pkg.parentPackage == null) { 1845 return; 1846 } 1847 if (pkg.requestedPermissions == null) { 1848 return; 1849 } 1850 final PackageSetting disabledSysParentPs = mSettings 1851 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1852 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1853 || !disabledSysParentPs.isPrivileged() 1854 || (disabledSysParentPs.childPackageNames != null 1855 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1856 return; 1857 } 1858 final int[] allUserIds = sUserManager.getUserIds(); 1859 final int permCount = pkg.requestedPermissions.size(); 1860 for (int i = 0; i < permCount; i++) { 1861 String permission = pkg.requestedPermissions.get(i); 1862 BasePermission bp = mSettings.mPermissions.get(permission); 1863 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1864 continue; 1865 } 1866 for (int userId : allUserIds) { 1867 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1868 permission, userId)) { 1869 grantRuntimePermission(pkg.packageName, permission, userId); 1870 } 1871 } 1872 } 1873 } 1874 1875 private StorageEventListener mStorageListener = new StorageEventListener() { 1876 @Override 1877 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1878 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1879 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1880 final String volumeUuid = vol.getFsUuid(); 1881 1882 // Clean up any users or apps that were removed or recreated 1883 // while this volume was missing 1884 reconcileUsers(volumeUuid); 1885 reconcileApps(volumeUuid); 1886 1887 // Clean up any install sessions that expired or were 1888 // cancelled while this volume was missing 1889 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1890 1891 loadPrivatePackages(vol); 1892 1893 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1894 unloadPrivatePackages(vol); 1895 } 1896 } 1897 1898 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1899 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1900 updateExternalMediaStatus(true, false); 1901 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1902 updateExternalMediaStatus(false, false); 1903 } 1904 } 1905 } 1906 1907 @Override 1908 public void onVolumeForgotten(String fsUuid) { 1909 if (TextUtils.isEmpty(fsUuid)) { 1910 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1911 return; 1912 } 1913 1914 // Remove any apps installed on the forgotten volume 1915 synchronized (mPackages) { 1916 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1917 for (PackageSetting ps : packages) { 1918 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1919 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1920 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1921 1922 // Try very hard to release any references to this package 1923 // so we don't risk the system server being killed due to 1924 // open FDs 1925 AttributeCache.instance().removePackage(ps.name); 1926 } 1927 1928 mSettings.onVolumeForgotten(fsUuid); 1929 mSettings.writeLPr(); 1930 } 1931 } 1932 }; 1933 1934 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1935 String[] grantedPermissions) { 1936 for (int userId : userIds) { 1937 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1938 } 1939 1940 // We could have touched GID membership, so flush out packages.list 1941 synchronized (mPackages) { 1942 mSettings.writePackageListLPr(); 1943 } 1944 } 1945 1946 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1947 String[] grantedPermissions) { 1948 SettingBase sb = (SettingBase) pkg.mExtras; 1949 if (sb == null) { 1950 return; 1951 } 1952 1953 PermissionsState permissionsState = sb.getPermissionsState(); 1954 1955 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1956 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1957 1958 for (String permission : pkg.requestedPermissions) { 1959 final BasePermission bp; 1960 synchronized (mPackages) { 1961 bp = mSettings.mPermissions.get(permission); 1962 } 1963 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1964 && (grantedPermissions == null 1965 || ArrayUtils.contains(grantedPermissions, permission))) { 1966 final int flags = permissionsState.getPermissionFlags(permission, userId); 1967 // Installer cannot change immutable permissions. 1968 if ((flags & immutableFlags) == 0) { 1969 grantRuntimePermission(pkg.packageName, permission, userId); 1970 } 1971 } 1972 } 1973 } 1974 1975 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1976 Bundle extras = null; 1977 switch (res.returnCode) { 1978 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1979 extras = new Bundle(); 1980 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1981 res.origPermission); 1982 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1983 res.origPackage); 1984 break; 1985 } 1986 case PackageManager.INSTALL_SUCCEEDED: { 1987 extras = new Bundle(); 1988 extras.putBoolean(Intent.EXTRA_REPLACING, 1989 res.removedInfo != null && res.removedInfo.removedPackage != null); 1990 break; 1991 } 1992 } 1993 return extras; 1994 } 1995 1996 void scheduleWriteSettingsLocked() { 1997 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1998 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1999 } 2000 } 2001 2002 void scheduleWritePackageListLocked(int userId) { 2003 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2004 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2005 msg.arg1 = userId; 2006 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2007 } 2008 } 2009 2010 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2011 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2012 scheduleWritePackageRestrictionsLocked(userId); 2013 } 2014 2015 void scheduleWritePackageRestrictionsLocked(int userId) { 2016 final int[] userIds = (userId == UserHandle.USER_ALL) 2017 ? sUserManager.getUserIds() : new int[]{userId}; 2018 for (int nextUserId : userIds) { 2019 if (!sUserManager.exists(nextUserId)) return; 2020 mDirtyUsers.add(nextUserId); 2021 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2022 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2023 } 2024 } 2025 } 2026 2027 public static PackageManagerService main(Context context, Installer installer, 2028 boolean factoryTest, boolean onlyCore) { 2029 // Self-check for initial settings. 2030 PackageManagerServiceCompilerMapping.checkProperties(); 2031 2032 PackageManagerService m = new PackageManagerService(context, installer, 2033 factoryTest, onlyCore); 2034 m.enableSystemUserPackages(); 2035 ServiceManager.addService("package", m); 2036 return m; 2037 } 2038 2039 private void enableSystemUserPackages() { 2040 if (!UserManager.isSplitSystemUser()) { 2041 return; 2042 } 2043 // For system user, enable apps based on the following conditions: 2044 // - app is whitelisted or belong to one of these groups: 2045 // -- system app which has no launcher icons 2046 // -- system app which has INTERACT_ACROSS_USERS permission 2047 // -- system IME app 2048 // - app is not in the blacklist 2049 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2050 Set<String> enableApps = new ArraySet<>(); 2051 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2052 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2053 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2054 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2055 enableApps.addAll(wlApps); 2056 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2057 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2058 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2059 enableApps.removeAll(blApps); 2060 Log.i(TAG, "Applications installed for system user: " + enableApps); 2061 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2062 UserHandle.SYSTEM); 2063 final int allAppsSize = allAps.size(); 2064 synchronized (mPackages) { 2065 for (int i = 0; i < allAppsSize; i++) { 2066 String pName = allAps.get(i); 2067 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2068 // Should not happen, but we shouldn't be failing if it does 2069 if (pkgSetting == null) { 2070 continue; 2071 } 2072 boolean install = enableApps.contains(pName); 2073 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2074 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2075 + " for system user"); 2076 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2077 } 2078 } 2079 } 2080 } 2081 2082 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2083 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2084 Context.DISPLAY_SERVICE); 2085 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2086 } 2087 2088 /** 2089 * Requests that files preopted on a secondary system partition be copied to the data partition 2090 * if possible. Note that the actual copying of the files is accomplished by init for security 2091 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2092 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2093 */ 2094 private static void requestCopyPreoptedFiles() { 2095 final int WAIT_TIME_MS = 100; 2096 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2097 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2098 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2099 // We will wait for up to 100 seconds. 2100 final long timeEnd = SystemClock.uptimeMillis() + 100 * 1000; 2101 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2102 try { 2103 Thread.sleep(WAIT_TIME_MS); 2104 } catch (InterruptedException e) { 2105 // Do nothing 2106 } 2107 if (SystemClock.uptimeMillis() > timeEnd) { 2108 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2109 Slog.wtf(TAG, "cppreopt did not finish!"); 2110 break; 2111 } 2112 } 2113 } 2114 } 2115 2116 public PackageManagerService(Context context, Installer installer, 2117 boolean factoryTest, boolean onlyCore) { 2118 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2119 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2120 SystemClock.uptimeMillis()); 2121 2122 if (mSdkVersion <= 0) { 2123 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2124 } 2125 2126 mContext = context; 2127 2128 mPermissionReviewRequired = context.getResources().getBoolean( 2129 R.bool.config_permissionReviewRequired); 2130 2131 mFactoryTest = factoryTest; 2132 mOnlyCore = onlyCore; 2133 mMetrics = new DisplayMetrics(); 2134 mSettings = new Settings(mPackages); 2135 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2136 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2137 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2138 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2139 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2140 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2141 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2142 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2143 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2144 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2145 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2146 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2147 2148 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2149 if (separateProcesses != null && separateProcesses.length() > 0) { 2150 if ("*".equals(separateProcesses)) { 2151 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2152 mSeparateProcesses = null; 2153 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2154 } else { 2155 mDefParseFlags = 0; 2156 mSeparateProcesses = separateProcesses.split(","); 2157 Slog.w(TAG, "Running with debug.separate_processes: " 2158 + separateProcesses); 2159 } 2160 } else { 2161 mDefParseFlags = 0; 2162 mSeparateProcesses = null; 2163 } 2164 2165 mInstaller = installer; 2166 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2167 "*dexopt*"); 2168 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2169 2170 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2171 FgThread.get().getLooper()); 2172 2173 getDefaultDisplayMetrics(context, mMetrics); 2174 2175 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2176 SystemConfig systemConfig = SystemConfig.getInstance(); 2177 mGlobalGids = systemConfig.getGlobalGids(); 2178 mSystemPermissions = systemConfig.getSystemPermissions(); 2179 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2180 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2181 2182 mProtectedPackages = new ProtectedPackages(mContext); 2183 2184 synchronized (mInstallLock) { 2185 // writer 2186 synchronized (mPackages) { 2187 mHandlerThread = new ServiceThread(TAG, 2188 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2189 mHandlerThread.start(); 2190 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2191 mProcessLoggingHandler = new ProcessLoggingHandler(); 2192 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2193 2194 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2195 2196 File dataDir = Environment.getDataDirectory(); 2197 mAppInstallDir = new File(dataDir, "app"); 2198 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2199 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2200 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2201 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2202 2203 sUserManager = new UserManagerService(context, this, mPackages); 2204 2205 // Propagate permission configuration in to package manager. 2206 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2207 = systemConfig.getPermissions(); 2208 for (int i=0; i<permConfig.size(); i++) { 2209 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2210 BasePermission bp = mSettings.mPermissions.get(perm.name); 2211 if (bp == null) { 2212 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2213 mSettings.mPermissions.put(perm.name, bp); 2214 } 2215 if (perm.gids != null) { 2216 bp.setGids(perm.gids, perm.perUser); 2217 } 2218 } 2219 2220 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2221 for (int i=0; i<libConfig.size(); i++) { 2222 mSharedLibraries.put(libConfig.keyAt(i), 2223 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2224 } 2225 2226 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2227 2228 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2229 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2230 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2231 2232 // Clean up orphaned packages for which the code path doesn't exist 2233 // and they are an update to a system app - caused by bug/32321269 2234 final int packageSettingCount = mSettings.mPackages.size(); 2235 for (int i = packageSettingCount - 1; i >= 0; i--) { 2236 PackageSetting ps = mSettings.mPackages.valueAt(i); 2237 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2238 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2239 mSettings.mPackages.removeAt(i); 2240 mSettings.enableSystemPackageLPw(ps.name); 2241 } 2242 } 2243 2244 if (mFirstBoot) { 2245 requestCopyPreoptedFiles(); 2246 } 2247 2248 String customResolverActivity = Resources.getSystem().getString( 2249 R.string.config_customResolverActivity); 2250 if (TextUtils.isEmpty(customResolverActivity)) { 2251 customResolverActivity = null; 2252 } else { 2253 mCustomResolverComponentName = ComponentName.unflattenFromString( 2254 customResolverActivity); 2255 } 2256 2257 long startTime = SystemClock.uptimeMillis(); 2258 2259 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2260 startTime); 2261 2262 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2263 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2264 2265 if (bootClassPath == null) { 2266 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2267 } 2268 2269 if (systemServerClassPath == null) { 2270 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2271 } 2272 2273 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2274 final String[] dexCodeInstructionSets = 2275 getDexCodeInstructionSets( 2276 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2277 2278 /** 2279 * Ensure all external libraries have had dexopt run on them. 2280 */ 2281 if (mSharedLibraries.size() > 0) { 2282 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2283 // NOTE: For now, we're compiling these system "shared libraries" 2284 // (and framework jars) into all available architectures. It's possible 2285 // to compile them only when we come across an app that uses them (there's 2286 // already logic for that in scanPackageLI) but that adds some complexity. 2287 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2288 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2289 final String lib = libEntry.path; 2290 if (lib == null) { 2291 continue; 2292 } 2293 2294 try { 2295 // Shared libraries do not have profiles so we perform a full 2296 // AOT compilation (if needed). 2297 int dexoptNeeded = DexFile.getDexOptNeeded( 2298 lib, dexCodeInstructionSet, 2299 getCompilerFilterForReason(REASON_SHARED_APK), 2300 false /* newProfile */); 2301 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2302 mInstaller.dexopt(lib, Process.SYSTEM_UID, "*", 2303 dexCodeInstructionSet, dexoptNeeded, null, 2304 DEXOPT_PUBLIC, 2305 getCompilerFilterForReason(REASON_SHARED_APK), 2306 StorageManager.UUID_PRIVATE_INTERNAL, 2307 SKIP_SHARED_LIBRARY_CHECK); 2308 } 2309 } catch (FileNotFoundException e) { 2310 Slog.w(TAG, "Library not found: " + lib); 2311 } catch (IOException | InstallerException e) { 2312 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2313 + e.getMessage()); 2314 } 2315 } 2316 } 2317 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2318 } 2319 2320 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2321 2322 final VersionInfo ver = mSettings.getInternalVersion(); 2323 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2324 2325 // when upgrading from pre-M, promote system app permissions from install to runtime 2326 mPromoteSystemApps = 2327 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2328 2329 // When upgrading from pre-N, we need to handle package extraction like first boot, 2330 // as there is no profiling data available. 2331 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2332 2333 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2334 2335 // save off the names of pre-existing system packages prior to scanning; we don't 2336 // want to automatically grant runtime permissions for new system apps 2337 if (mPromoteSystemApps) { 2338 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2339 while (pkgSettingIter.hasNext()) { 2340 PackageSetting ps = pkgSettingIter.next(); 2341 if (isSystemApp(ps)) { 2342 mExistingSystemPackages.add(ps.name); 2343 } 2344 } 2345 } 2346 2347 // Set flag to monitor and not change apk file paths when 2348 // scanning install directories. 2349 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2350 2351 if (mIsUpgrade || mFirstBoot) { 2352 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2353 } 2354 2355 // Collect vendor overlay packages. (Do this before scanning any apps.) 2356 // For security and version matching reason, only consider 2357 // overlay packages if they reside in the right directory. 2358 String overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PERSIST_PROPERTY); 2359 if (overlayThemeDir.isEmpty()) { 2360 overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PROPERTY); 2361 } 2362 if (!overlayThemeDir.isEmpty()) { 2363 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR, overlayThemeDir), mDefParseFlags 2364 | PackageParser.PARSE_IS_SYSTEM 2365 | PackageParser.PARSE_IS_SYSTEM_DIR 2366 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2367 } 2368 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2369 | PackageParser.PARSE_IS_SYSTEM 2370 | PackageParser.PARSE_IS_SYSTEM_DIR 2371 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2372 2373 // Find base frameworks (resource packages without code). 2374 scanDirTracedLI(frameworkDir, mDefParseFlags 2375 | PackageParser.PARSE_IS_SYSTEM 2376 | PackageParser.PARSE_IS_SYSTEM_DIR 2377 | PackageParser.PARSE_IS_PRIVILEGED, 2378 scanFlags | SCAN_NO_DEX, 0); 2379 2380 // Collected privileged system packages. 2381 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2382 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2383 | PackageParser.PARSE_IS_SYSTEM 2384 | PackageParser.PARSE_IS_SYSTEM_DIR 2385 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2386 2387 // Collect ordinary system packages. 2388 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2389 scanDirTracedLI(systemAppDir, mDefParseFlags 2390 | PackageParser.PARSE_IS_SYSTEM 2391 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2392 2393 // Collect all vendor packages. 2394 File vendorAppDir = new File("/vendor/app"); 2395 try { 2396 vendorAppDir = vendorAppDir.getCanonicalFile(); 2397 } catch (IOException e) { 2398 // failed to look up canonical path, continue with original one 2399 } 2400 scanDirTracedLI(vendorAppDir, mDefParseFlags 2401 | PackageParser.PARSE_IS_SYSTEM 2402 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2403 2404 // Collect all OEM packages. 2405 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2406 scanDirTracedLI(oemAppDir, mDefParseFlags 2407 | PackageParser.PARSE_IS_SYSTEM 2408 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2409 2410 // Prune any system packages that no longer exist. 2411 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2412 if (!mOnlyCore) { 2413 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2414 while (psit.hasNext()) { 2415 PackageSetting ps = psit.next(); 2416 2417 /* 2418 * If this is not a system app, it can't be a 2419 * disable system app. 2420 */ 2421 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2422 continue; 2423 } 2424 2425 /* 2426 * If the package is scanned, it's not erased. 2427 */ 2428 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2429 if (scannedPkg != null) { 2430 /* 2431 * If the system app is both scanned and in the 2432 * disabled packages list, then it must have been 2433 * added via OTA. Remove it from the currently 2434 * scanned package so the previously user-installed 2435 * application can be scanned. 2436 */ 2437 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2438 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2439 + ps.name + "; removing system app. Last known codePath=" 2440 + ps.codePathString + ", installStatus=" + ps.installStatus 2441 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2442 + scannedPkg.mVersionCode); 2443 removePackageLI(scannedPkg, true); 2444 mExpectingBetter.put(ps.name, ps.codePath); 2445 } 2446 2447 continue; 2448 } 2449 2450 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2451 psit.remove(); 2452 logCriticalInfo(Log.WARN, "System package " + ps.name 2453 + " no longer exists; it's data will be wiped"); 2454 // Actual deletion of code and data will be handled by later 2455 // reconciliation step 2456 } else { 2457 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2458 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2459 possiblyDeletedUpdatedSystemApps.add(ps.name); 2460 } 2461 } 2462 } 2463 } 2464 2465 //look for any incomplete package installations 2466 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2467 for (int i = 0; i < deletePkgsList.size(); i++) { 2468 // Actual deletion of code and data will be handled by later 2469 // reconciliation step 2470 final String packageName = deletePkgsList.get(i).name; 2471 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2472 synchronized (mPackages) { 2473 mSettings.removePackageLPw(packageName); 2474 } 2475 } 2476 2477 //delete tmp files 2478 deleteTempPackageFiles(); 2479 2480 // Remove any shared userIDs that have no associated packages 2481 mSettings.pruneSharedUsersLPw(); 2482 2483 if (!mOnlyCore) { 2484 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2485 SystemClock.uptimeMillis()); 2486 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2487 2488 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2489 | PackageParser.PARSE_FORWARD_LOCK, 2490 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2491 2492 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2493 | PackageParser.PARSE_IS_EPHEMERAL, 2494 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2495 2496 /** 2497 * Remove disable package settings for any updated system 2498 * apps that were removed via an OTA. If they're not a 2499 * previously-updated app, remove them completely. 2500 * Otherwise, just revoke their system-level permissions. 2501 */ 2502 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2503 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2504 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2505 2506 String msg; 2507 if (deletedPkg == null) { 2508 msg = "Updated system package " + deletedAppName 2509 + " no longer exists; it's data will be wiped"; 2510 // Actual deletion of code and data will be handled by later 2511 // reconciliation step 2512 } else { 2513 msg = "Updated system app + " + deletedAppName 2514 + " no longer present; removing system privileges for " 2515 + deletedAppName; 2516 2517 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2518 2519 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2520 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2521 } 2522 logCriticalInfo(Log.WARN, msg); 2523 } 2524 2525 /** 2526 * Make sure all system apps that we expected to appear on 2527 * the userdata partition actually showed up. If they never 2528 * appeared, crawl back and revive the system version. 2529 */ 2530 for (int i = 0; i < mExpectingBetter.size(); i++) { 2531 final String packageName = mExpectingBetter.keyAt(i); 2532 if (!mPackages.containsKey(packageName)) { 2533 final File scanFile = mExpectingBetter.valueAt(i); 2534 2535 logCriticalInfo(Log.WARN, "Expected better " + packageName 2536 + " but never showed up; reverting to system"); 2537 2538 int reparseFlags = mDefParseFlags; 2539 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2540 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2541 | PackageParser.PARSE_IS_SYSTEM_DIR 2542 | PackageParser.PARSE_IS_PRIVILEGED; 2543 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2544 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2545 | PackageParser.PARSE_IS_SYSTEM_DIR; 2546 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2547 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2548 | PackageParser.PARSE_IS_SYSTEM_DIR; 2549 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2550 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2551 | PackageParser.PARSE_IS_SYSTEM_DIR; 2552 } else { 2553 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2554 continue; 2555 } 2556 2557 mSettings.enableSystemPackageLPw(packageName); 2558 2559 try { 2560 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2561 } catch (PackageManagerException e) { 2562 Slog.e(TAG, "Failed to parse original system package: " 2563 + e.getMessage()); 2564 } 2565 } 2566 } 2567 } 2568 mExpectingBetter.clear(); 2569 2570 // Resolve the storage manager. 2571 mStorageManagerPackage = getStorageManagerPackageName(); 2572 2573 // Resolve protected action filters. Only the setup wizard is allowed to 2574 // have a high priority filter for these actions. 2575 mSetupWizardPackage = getSetupWizardPackageName(); 2576 if (mProtectedFilters.size() > 0) { 2577 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2578 Slog.i(TAG, "No setup wizard;" 2579 + " All protected intents capped to priority 0"); 2580 } 2581 for (ActivityIntentInfo filter : mProtectedFilters) { 2582 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2583 if (DEBUG_FILTERS) { 2584 Slog.i(TAG, "Found setup wizard;" 2585 + " allow priority " + filter.getPriority() + ";" 2586 + " package: " + filter.activity.info.packageName 2587 + " activity: " + filter.activity.className 2588 + " priority: " + filter.getPriority()); 2589 } 2590 // skip setup wizard; allow it to keep the high priority filter 2591 continue; 2592 } 2593 Slog.w(TAG, "Protected action; cap priority to 0;" 2594 + " package: " + filter.activity.info.packageName 2595 + " activity: " + filter.activity.className 2596 + " origPrio: " + filter.getPriority()); 2597 filter.setPriority(0); 2598 } 2599 } 2600 mDeferProtectedFilters = false; 2601 mProtectedFilters.clear(); 2602 2603 // Now that we know all of the shared libraries, update all clients to have 2604 // the correct library paths. 2605 updateAllSharedLibrariesLPw(); 2606 2607 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2608 // NOTE: We ignore potential failures here during a system scan (like 2609 // the rest of the commands above) because there's precious little we 2610 // can do about it. A settings error is reported, though. 2611 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2612 } 2613 2614 // Now that we know all the packages we are keeping, 2615 // read and update their last usage times. 2616 mPackageUsage.read(mPackages); 2617 mCompilerStats.read(); 2618 2619 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2620 SystemClock.uptimeMillis()); 2621 Slog.i(TAG, "Time to scan packages: " 2622 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2623 + " seconds"); 2624 2625 // If the platform SDK has changed since the last time we booted, 2626 // we need to re-grant app permission to catch any new ones that 2627 // appear. This is really a hack, and means that apps can in some 2628 // cases get permissions that the user didn't initially explicitly 2629 // allow... it would be nice to have some better way to handle 2630 // this situation. 2631 int updateFlags = UPDATE_PERMISSIONS_ALL; 2632 if (ver.sdkVersion != mSdkVersion) { 2633 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2634 + mSdkVersion + "; regranting permissions for internal storage"); 2635 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2636 } 2637 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2638 ver.sdkVersion = mSdkVersion; 2639 2640 // If this is the first boot or an update from pre-M, and it is a normal 2641 // boot, then we need to initialize the default preferred apps across 2642 // all defined users. 2643 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2644 for (UserInfo user : sUserManager.getUsers(true)) { 2645 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2646 applyFactoryDefaultBrowserLPw(user.id); 2647 primeDomainVerificationsLPw(user.id); 2648 } 2649 } 2650 2651 // Prepare storage for system user really early during boot, 2652 // since core system apps like SettingsProvider and SystemUI 2653 // can't wait for user to start 2654 final int storageFlags; 2655 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2656 storageFlags = StorageManager.FLAG_STORAGE_DE; 2657 } else { 2658 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2659 } 2660 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2661 storageFlags, true /* migrateAppData */); 2662 2663 // If this is first boot after an OTA, and a normal boot, then 2664 // we need to clear code cache directories. 2665 // Note that we do *not* clear the application profiles. These remain valid 2666 // across OTAs and are used to drive profile verification (post OTA) and 2667 // profile compilation (without waiting to collect a fresh set of profiles). 2668 if (mIsUpgrade && !onlyCore) { 2669 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2670 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2671 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2672 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2673 // No apps are running this early, so no need to freeze 2674 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2675 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2676 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2677 } 2678 } 2679 ver.fingerprint = Build.FINGERPRINT; 2680 } 2681 2682 checkDefaultBrowser(); 2683 2684 // clear only after permissions and other defaults have been updated 2685 mExistingSystemPackages.clear(); 2686 mPromoteSystemApps = false; 2687 2688 // All the changes are done during package scanning. 2689 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2690 2691 // can downgrade to reader 2692 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2693 mSettings.writeLPr(); 2694 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2695 2696 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2697 // early on (before the package manager declares itself as early) because other 2698 // components in the system server might ask for package contexts for these apps. 2699 // 2700 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2701 // (i.e, that the data partition is unavailable). 2702 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2703 long start = System.nanoTime(); 2704 List<PackageParser.Package> coreApps = new ArrayList<>(); 2705 for (PackageParser.Package pkg : mPackages.values()) { 2706 if (pkg.coreApp) { 2707 coreApps.add(pkg); 2708 } 2709 } 2710 2711 int[] stats = performDexOptUpgrade(coreApps, false, 2712 getCompilerFilterForReason(REASON_CORE_APP)); 2713 2714 final int elapsedTimeSeconds = 2715 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2716 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2717 2718 if (DEBUG_DEXOPT) { 2719 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2720 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2721 } 2722 2723 2724 // TODO: Should we log these stats to tron too ? 2725 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2726 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2727 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2728 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2729 } 2730 2731 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2732 SystemClock.uptimeMillis()); 2733 2734 if (!mOnlyCore) { 2735 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2736 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2737 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2738 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2739 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2740 mIntentFilterVerifierComponent); 2741 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2742 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES); 2743 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2744 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED); 2745 } else { 2746 mRequiredVerifierPackage = null; 2747 mRequiredInstallerPackage = null; 2748 mRequiredUninstallerPackage = null; 2749 mIntentFilterVerifierComponent = null; 2750 mIntentFilterVerifier = null; 2751 mServicesSystemSharedLibraryPackageName = null; 2752 mSharedSystemSharedLibraryPackageName = null; 2753 } 2754 2755 mInstallerService = new PackageInstallerService(context, this); 2756 2757 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2758 if (ephemeralResolverComponent != null) { 2759 if (DEBUG_EPHEMERAL) { 2760 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2761 } 2762 mEphemeralResolverConnection = 2763 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2764 } else { 2765 mEphemeralResolverConnection = null; 2766 } 2767 mEphemeralInstallerComponent = getEphemeralInstallerLPr(); 2768 if (mEphemeralInstallerComponent != null) { 2769 if (DEBUG_EPHEMERAL) { 2770 Slog.i(TAG, "Ephemeral installer: " + mEphemeralInstallerComponent); 2771 } 2772 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2773 } 2774 2775 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2776 } // synchronized (mPackages) 2777 } // synchronized (mInstallLock) 2778 2779 // Now after opening every single application zip, make sure they 2780 // are all flushed. Not really needed, but keeps things nice and 2781 // tidy. 2782 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2783 Runtime.getRuntime().gc(); 2784 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2785 2786 // The initial scanning above does many calls into installd while 2787 // holding the mPackages lock, but we're mostly interested in yelling 2788 // once we have a booted system. 2789 mInstaller.setWarnIfHeld(mPackages); 2790 2791 // Expose private service for system components to use. 2792 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2793 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2794 } 2795 2796 @Override 2797 public boolean isFirstBoot() { 2798 return mFirstBoot; 2799 } 2800 2801 @Override 2802 public boolean isOnlyCoreApps() { 2803 return mOnlyCore; 2804 } 2805 2806 @Override 2807 public boolean isUpgrade() { 2808 return mIsUpgrade; 2809 } 2810 2811 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2812 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2813 2814 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2815 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2816 UserHandle.USER_SYSTEM); 2817 if (matches.size() == 1) { 2818 return matches.get(0).getComponentInfo().packageName; 2819 } else if (matches.size() == 0) { 2820 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2821 return null; 2822 } 2823 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2824 } 2825 2826 private @NonNull String getRequiredSharedLibraryLPr(String libraryName) { 2827 synchronized (mPackages) { 2828 SharedLibraryEntry libraryEntry = mSharedLibraries.get(libraryName); 2829 if (libraryEntry == null) { 2830 throw new IllegalStateException("Missing required shared library:" + libraryName); 2831 } 2832 return libraryEntry.apk; 2833 } 2834 } 2835 2836 private @NonNull String getRequiredInstallerLPr() { 2837 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2838 intent.addCategory(Intent.CATEGORY_DEFAULT); 2839 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2840 2841 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2842 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2843 UserHandle.USER_SYSTEM); 2844 if (matches.size() == 1) { 2845 ResolveInfo resolveInfo = matches.get(0); 2846 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2847 throw new RuntimeException("The installer must be a privileged app"); 2848 } 2849 return matches.get(0).getComponentInfo().packageName; 2850 } else { 2851 throw new RuntimeException("There must be exactly one installer; found " + matches); 2852 } 2853 } 2854 2855 private @NonNull String getRequiredUninstallerLPr() { 2856 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 2857 intent.addCategory(Intent.CATEGORY_DEFAULT); 2858 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 2859 2860 final ResolveInfo resolveInfo = resolveIntent(intent, null, 2861 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2862 UserHandle.USER_SYSTEM); 2863 if (resolveInfo == null || 2864 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 2865 throw new RuntimeException("There must be exactly one uninstaller; found " 2866 + resolveInfo); 2867 } 2868 return resolveInfo.getComponentInfo().packageName; 2869 } 2870 2871 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2872 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2873 2874 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2875 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2876 UserHandle.USER_SYSTEM); 2877 ResolveInfo best = null; 2878 final int N = matches.size(); 2879 for (int i = 0; i < N; i++) { 2880 final ResolveInfo cur = matches.get(i); 2881 final String packageName = cur.getComponentInfo().packageName; 2882 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2883 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2884 continue; 2885 } 2886 2887 if (best == null || cur.priority > best.priority) { 2888 best = cur; 2889 } 2890 } 2891 2892 if (best != null) { 2893 return best.getComponentInfo().getComponentName(); 2894 } else { 2895 throw new RuntimeException("There must be at least one intent filter verifier"); 2896 } 2897 } 2898 2899 private @Nullable ComponentName getEphemeralResolverLPr() { 2900 final String[] packageArray = 2901 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2902 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 2903 if (DEBUG_EPHEMERAL) { 2904 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2905 } 2906 return null; 2907 } 2908 2909 final int resolveFlags = 2910 MATCH_DIRECT_BOOT_AWARE 2911 | MATCH_DIRECT_BOOT_UNAWARE 2912 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2913 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2914 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 2915 resolveFlags, UserHandle.USER_SYSTEM); 2916 2917 final int N = resolvers.size(); 2918 if (N == 0) { 2919 if (DEBUG_EPHEMERAL) { 2920 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2921 } 2922 return null; 2923 } 2924 2925 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2926 for (int i = 0; i < N; i++) { 2927 final ResolveInfo info = resolvers.get(i); 2928 2929 if (info.serviceInfo == null) { 2930 continue; 2931 } 2932 2933 final String packageName = info.serviceInfo.packageName; 2934 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 2935 if (DEBUG_EPHEMERAL) { 2936 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2937 + " pkg: " + packageName + ", info:" + info); 2938 } 2939 continue; 2940 } 2941 2942 if (DEBUG_EPHEMERAL) { 2943 Slog.v(TAG, "Ephemeral resolver found;" 2944 + " pkg: " + packageName + ", info:" + info); 2945 } 2946 return new ComponentName(packageName, info.serviceInfo.name); 2947 } 2948 if (DEBUG_EPHEMERAL) { 2949 Slog.v(TAG, "Ephemeral resolver NOT found"); 2950 } 2951 return null; 2952 } 2953 2954 private @Nullable ComponentName getEphemeralInstallerLPr() { 2955 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2956 intent.addCategory(Intent.CATEGORY_DEFAULT); 2957 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2958 2959 final int resolveFlags = 2960 MATCH_DIRECT_BOOT_AWARE 2961 | MATCH_DIRECT_BOOT_UNAWARE 2962 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2963 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2964 resolveFlags, UserHandle.USER_SYSTEM); 2965 Iterator<ResolveInfo> iter = matches.iterator(); 2966 while (iter.hasNext()) { 2967 final ResolveInfo rInfo = iter.next(); 2968 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 2969 if (ps != null) { 2970 final PermissionsState permissionsState = ps.getPermissionsState(); 2971 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 2972 continue; 2973 } 2974 } 2975 iter.remove(); 2976 } 2977 if (matches.size() == 0) { 2978 return null; 2979 } else if (matches.size() == 1) { 2980 return matches.get(0).getComponentInfo().getComponentName(); 2981 } else { 2982 throw new RuntimeException( 2983 "There must be at most one ephemeral installer; found " + matches); 2984 } 2985 } 2986 2987 private void primeDomainVerificationsLPw(int userId) { 2988 if (DEBUG_DOMAIN_VERIFICATION) { 2989 Slog.d(TAG, "Priming domain verifications in user " + userId); 2990 } 2991 2992 SystemConfig systemConfig = SystemConfig.getInstance(); 2993 ArraySet<String> packages = systemConfig.getLinkedApps(); 2994 2995 for (String packageName : packages) { 2996 PackageParser.Package pkg = mPackages.get(packageName); 2997 if (pkg != null) { 2998 if (!pkg.isSystemApp()) { 2999 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3000 continue; 3001 } 3002 3003 ArraySet<String> domains = null; 3004 for (PackageParser.Activity a : pkg.activities) { 3005 for (ActivityIntentInfo filter : a.intents) { 3006 if (hasValidDomains(filter)) { 3007 if (domains == null) { 3008 domains = new ArraySet<String>(); 3009 } 3010 domains.addAll(filter.getHostsList()); 3011 } 3012 } 3013 } 3014 3015 if (domains != null && domains.size() > 0) { 3016 if (DEBUG_DOMAIN_VERIFICATION) { 3017 Slog.v(TAG, " + " + packageName); 3018 } 3019 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3020 // state w.r.t. the formal app-linkage "no verification attempted" state; 3021 // and then 'always' in the per-user state actually used for intent resolution. 3022 final IntentFilterVerificationInfo ivi; 3023 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3024 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3025 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3026 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3027 } else { 3028 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3029 + "' does not handle web links"); 3030 } 3031 } else { 3032 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3033 } 3034 } 3035 3036 scheduleWritePackageRestrictionsLocked(userId); 3037 scheduleWriteSettingsLocked(); 3038 } 3039 3040 private void applyFactoryDefaultBrowserLPw(int userId) { 3041 // The default browser app's package name is stored in a string resource, 3042 // with a product-specific overlay used for vendor customization. 3043 String browserPkg = mContext.getResources().getString( 3044 com.android.internal.R.string.default_browser); 3045 if (!TextUtils.isEmpty(browserPkg)) { 3046 // non-empty string => required to be a known package 3047 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3048 if (ps == null) { 3049 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3050 browserPkg = null; 3051 } else { 3052 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3053 } 3054 } 3055 3056 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3057 // default. If there's more than one, just leave everything alone. 3058 if (browserPkg == null) { 3059 calculateDefaultBrowserLPw(userId); 3060 } 3061 } 3062 3063 private void calculateDefaultBrowserLPw(int userId) { 3064 List<String> allBrowsers = resolveAllBrowserApps(userId); 3065 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3066 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3067 } 3068 3069 private List<String> resolveAllBrowserApps(int userId) { 3070 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3071 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3072 PackageManager.MATCH_ALL, userId); 3073 3074 final int count = list.size(); 3075 List<String> result = new ArrayList<String>(count); 3076 for (int i=0; i<count; i++) { 3077 ResolveInfo info = list.get(i); 3078 if (info.activityInfo == null 3079 || !info.handleAllWebDataURI 3080 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3081 || result.contains(info.activityInfo.packageName)) { 3082 continue; 3083 } 3084 result.add(info.activityInfo.packageName); 3085 } 3086 3087 return result; 3088 } 3089 3090 private boolean packageIsBrowser(String packageName, int userId) { 3091 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3092 PackageManager.MATCH_ALL, userId); 3093 final int N = list.size(); 3094 for (int i = 0; i < N; i++) { 3095 ResolveInfo info = list.get(i); 3096 if (packageName.equals(info.activityInfo.packageName)) { 3097 return true; 3098 } 3099 } 3100 return false; 3101 } 3102 3103 private void checkDefaultBrowser() { 3104 final int myUserId = UserHandle.myUserId(); 3105 final String packageName = getDefaultBrowserPackageName(myUserId); 3106 if (packageName != null) { 3107 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3108 if (info == null) { 3109 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3110 synchronized (mPackages) { 3111 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3112 } 3113 } 3114 } 3115 } 3116 3117 @Override 3118 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3119 throws RemoteException { 3120 try { 3121 return super.onTransact(code, data, reply, flags); 3122 } catch (RuntimeException e) { 3123 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3124 Slog.wtf(TAG, "Package Manager Crash", e); 3125 } 3126 throw e; 3127 } 3128 } 3129 3130 static int[] appendInts(int[] cur, int[] add) { 3131 if (add == null) return cur; 3132 if (cur == null) return add; 3133 final int N = add.length; 3134 for (int i=0; i<N; i++) { 3135 cur = appendInt(cur, add[i]); 3136 } 3137 return cur; 3138 } 3139 3140 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3141 if (!sUserManager.exists(userId)) return null; 3142 if (ps == null) { 3143 return null; 3144 } 3145 final PackageParser.Package p = ps.pkg; 3146 if (p == null) { 3147 return null; 3148 } 3149 3150 final PermissionsState permissionsState = ps.getPermissionsState(); 3151 3152 // Compute GIDs only if requested 3153 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3154 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3155 // Compute granted permissions only if package has requested permissions 3156 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3157 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3158 final PackageUserState state = ps.readUserState(userId); 3159 3160 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3161 && ps.isSystem()) { 3162 flags |= MATCH_ANY_USER; 3163 } 3164 3165 return PackageParser.generatePackageInfo(p, gids, flags, 3166 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3167 } 3168 3169 @Override 3170 public void checkPackageStartable(String packageName, int userId) { 3171 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3172 3173 synchronized (mPackages) { 3174 final PackageSetting ps = mSettings.mPackages.get(packageName); 3175 if (ps == null) { 3176 throw new SecurityException("Package " + packageName + " was not found!"); 3177 } 3178 3179 if (!ps.getInstalled(userId)) { 3180 throw new SecurityException( 3181 "Package " + packageName + " was not installed for user " + userId + "!"); 3182 } 3183 3184 if (mSafeMode && !ps.isSystem()) { 3185 throw new SecurityException("Package " + packageName + " not a system app!"); 3186 } 3187 3188 if (mFrozenPackages.contains(packageName)) { 3189 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3190 } 3191 3192 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3193 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3194 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3195 } 3196 } 3197 } 3198 3199 @Override 3200 public boolean isPackageAvailable(String packageName, int userId) { 3201 if (!sUserManager.exists(userId)) return false; 3202 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3203 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3204 synchronized (mPackages) { 3205 PackageParser.Package p = mPackages.get(packageName); 3206 if (p != null) { 3207 final PackageSetting ps = (PackageSetting) p.mExtras; 3208 if (ps != null) { 3209 final PackageUserState state = ps.readUserState(userId); 3210 if (state != null) { 3211 return PackageParser.isAvailable(state); 3212 } 3213 } 3214 } 3215 } 3216 return false; 3217 } 3218 3219 @Override 3220 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3221 if (!sUserManager.exists(userId)) return null; 3222 flags = updateFlagsForPackage(flags, userId, packageName); 3223 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3224 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3225 3226 // reader 3227 synchronized (mPackages) { 3228 // Normalize package name to hanlde renamed packages 3229 packageName = normalizePackageNameLPr(packageName); 3230 3231 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3232 PackageParser.Package p = null; 3233 if (matchFactoryOnly) { 3234 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3235 if (ps != null) { 3236 return generatePackageInfo(ps, flags, userId); 3237 } 3238 } 3239 if (p == null) { 3240 p = mPackages.get(packageName); 3241 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3242 return null; 3243 } 3244 } 3245 if (DEBUG_PACKAGE_INFO) 3246 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3247 if (p != null) { 3248 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3249 } 3250 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3251 final PackageSetting ps = mSettings.mPackages.get(packageName); 3252 return generatePackageInfo(ps, flags, userId); 3253 } 3254 } 3255 return null; 3256 } 3257 3258 @Override 3259 public String[] currentToCanonicalPackageNames(String[] names) { 3260 String[] out = new String[names.length]; 3261 // reader 3262 synchronized (mPackages) { 3263 for (int i=names.length-1; i>=0; i--) { 3264 PackageSetting ps = mSettings.mPackages.get(names[i]); 3265 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3266 } 3267 } 3268 return out; 3269 } 3270 3271 @Override 3272 public String[] canonicalToCurrentPackageNames(String[] names) { 3273 String[] out = new String[names.length]; 3274 // reader 3275 synchronized (mPackages) { 3276 for (int i=names.length-1; i>=0; i--) { 3277 String cur = mSettings.getRenamedPackageLPr(names[i]); 3278 out[i] = cur != null ? cur : names[i]; 3279 } 3280 } 3281 return out; 3282 } 3283 3284 @Override 3285 public int getPackageUid(String packageName, int flags, int userId) { 3286 if (!sUserManager.exists(userId)) return -1; 3287 flags = updateFlagsForPackage(flags, userId, packageName); 3288 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3289 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3290 3291 // reader 3292 synchronized (mPackages) { 3293 final PackageParser.Package p = mPackages.get(packageName); 3294 if (p != null && p.isMatch(flags)) { 3295 return UserHandle.getUid(userId, p.applicationInfo.uid); 3296 } 3297 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3298 final PackageSetting ps = mSettings.mPackages.get(packageName); 3299 if (ps != null && ps.isMatch(flags)) { 3300 return UserHandle.getUid(userId, ps.appId); 3301 } 3302 } 3303 } 3304 3305 return -1; 3306 } 3307 3308 @Override 3309 public int[] getPackageGids(String packageName, int flags, int userId) { 3310 if (!sUserManager.exists(userId)) return null; 3311 flags = updateFlagsForPackage(flags, userId, packageName); 3312 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3313 false /* requireFullPermission */, false /* checkShell */, 3314 "getPackageGids"); 3315 3316 // reader 3317 synchronized (mPackages) { 3318 final PackageParser.Package p = mPackages.get(packageName); 3319 if (p != null && p.isMatch(flags)) { 3320 PackageSetting ps = (PackageSetting) p.mExtras; 3321 // TODO: Shouldn't this be checking for package installed state for userId and 3322 // return null? 3323 return ps.getPermissionsState().computeGids(userId); 3324 } 3325 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3326 final PackageSetting ps = mSettings.mPackages.get(packageName); 3327 if (ps != null && ps.isMatch(flags)) { 3328 return ps.getPermissionsState().computeGids(userId); 3329 } 3330 } 3331 } 3332 3333 return null; 3334 } 3335 3336 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3337 if (bp.perm != null) { 3338 return PackageParser.generatePermissionInfo(bp.perm, flags); 3339 } 3340 PermissionInfo pi = new PermissionInfo(); 3341 pi.name = bp.name; 3342 pi.packageName = bp.sourcePackage; 3343 pi.nonLocalizedLabel = bp.name; 3344 pi.protectionLevel = bp.protectionLevel; 3345 return pi; 3346 } 3347 3348 @Override 3349 public PermissionInfo getPermissionInfo(String name, int flags) { 3350 // reader 3351 synchronized (mPackages) { 3352 final BasePermission p = mSettings.mPermissions.get(name); 3353 if (p != null) { 3354 return generatePermissionInfo(p, flags); 3355 } 3356 return null; 3357 } 3358 } 3359 3360 @Override 3361 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3362 int flags) { 3363 // reader 3364 synchronized (mPackages) { 3365 if (group != null && !mPermissionGroups.containsKey(group)) { 3366 // This is thrown as NameNotFoundException 3367 return null; 3368 } 3369 3370 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3371 for (BasePermission p : mSettings.mPermissions.values()) { 3372 if (group == null) { 3373 if (p.perm == null || p.perm.info.group == null) { 3374 out.add(generatePermissionInfo(p, flags)); 3375 } 3376 } else { 3377 if (p.perm != null && group.equals(p.perm.info.group)) { 3378 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3379 } 3380 } 3381 } 3382 return new ParceledListSlice<>(out); 3383 } 3384 } 3385 3386 @Override 3387 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3388 // reader 3389 synchronized (mPackages) { 3390 return PackageParser.generatePermissionGroupInfo( 3391 mPermissionGroups.get(name), flags); 3392 } 3393 } 3394 3395 @Override 3396 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3397 // reader 3398 synchronized (mPackages) { 3399 final int N = mPermissionGroups.size(); 3400 ArrayList<PermissionGroupInfo> out 3401 = new ArrayList<PermissionGroupInfo>(N); 3402 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3403 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3404 } 3405 return new ParceledListSlice<>(out); 3406 } 3407 } 3408 3409 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3410 int userId) { 3411 if (!sUserManager.exists(userId)) return null; 3412 PackageSetting ps = mSettings.mPackages.get(packageName); 3413 if (ps != null) { 3414 if (ps.pkg == null) { 3415 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3416 if (pInfo != null) { 3417 return pInfo.applicationInfo; 3418 } 3419 return null; 3420 } 3421 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3422 ps.readUserState(userId), userId); 3423 } 3424 return null; 3425 } 3426 3427 @Override 3428 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3429 if (!sUserManager.exists(userId)) return null; 3430 flags = updateFlagsForApplication(flags, userId, packageName); 3431 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3432 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3433 3434 // writer 3435 synchronized (mPackages) { 3436 // Normalize package name to hanlde renamed packages 3437 packageName = normalizePackageNameLPr(packageName); 3438 3439 PackageParser.Package p = mPackages.get(packageName); 3440 if (DEBUG_PACKAGE_INFO) Log.v( 3441 TAG, "getApplicationInfo " + packageName 3442 + ": " + p); 3443 if (p != null) { 3444 PackageSetting ps = mSettings.mPackages.get(packageName); 3445 if (ps == null) return null; 3446 // Note: isEnabledLP() does not apply here - always return info 3447 return PackageParser.generateApplicationInfo( 3448 p, flags, ps.readUserState(userId), userId); 3449 } 3450 if ("android".equals(packageName)||"system".equals(packageName)) { 3451 return mAndroidApplication; 3452 } 3453 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3454 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3455 } 3456 } 3457 return null; 3458 } 3459 3460 private String normalizePackageNameLPr(String packageName) { 3461 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3462 return normalizedPackageName != null ? normalizedPackageName : packageName; 3463 } 3464 3465 @Override 3466 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3467 final IPackageDataObserver observer) { 3468 mContext.enforceCallingOrSelfPermission( 3469 android.Manifest.permission.CLEAR_APP_CACHE, null); 3470 // Queue up an async operation since clearing cache may take a little while. 3471 mHandler.post(new Runnable() { 3472 public void run() { 3473 mHandler.removeCallbacks(this); 3474 boolean success = true; 3475 synchronized (mInstallLock) { 3476 try { 3477 mInstaller.freeCache(volumeUuid, freeStorageSize); 3478 } catch (InstallerException e) { 3479 Slog.w(TAG, "Couldn't clear application caches: " + e); 3480 success = false; 3481 } 3482 } 3483 if (observer != null) { 3484 try { 3485 observer.onRemoveCompleted(null, success); 3486 } catch (RemoteException e) { 3487 Slog.w(TAG, "RemoveException when invoking call back"); 3488 } 3489 } 3490 } 3491 }); 3492 } 3493 3494 @Override 3495 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3496 final IntentSender pi) { 3497 mContext.enforceCallingOrSelfPermission( 3498 android.Manifest.permission.CLEAR_APP_CACHE, null); 3499 // Queue up an async operation since clearing cache may take a little while. 3500 mHandler.post(new Runnable() { 3501 public void run() { 3502 mHandler.removeCallbacks(this); 3503 boolean success = true; 3504 synchronized (mInstallLock) { 3505 try { 3506 mInstaller.freeCache(volumeUuid, freeStorageSize); 3507 } catch (InstallerException e) { 3508 Slog.w(TAG, "Couldn't clear application caches: " + e); 3509 success = false; 3510 } 3511 } 3512 if(pi != null) { 3513 try { 3514 // Callback via pending intent 3515 int code = success ? 1 : 0; 3516 pi.sendIntent(null, code, null, 3517 null, null); 3518 } catch (SendIntentException e1) { 3519 Slog.i(TAG, "Failed to send pending intent"); 3520 } 3521 } 3522 } 3523 }); 3524 } 3525 3526 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3527 synchronized (mInstallLock) { 3528 try { 3529 mInstaller.freeCache(volumeUuid, freeStorageSize); 3530 } catch (InstallerException e) { 3531 throw new IOException("Failed to free enough space", e); 3532 } 3533 } 3534 } 3535 3536 /** 3537 * Update given flags based on encryption status of current user. 3538 */ 3539 private int updateFlags(int flags, int userId) { 3540 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3541 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3542 // Caller expressed an explicit opinion about what encryption 3543 // aware/unaware components they want to see, so fall through and 3544 // give them what they want 3545 } else { 3546 // Caller expressed no opinion, so match based on user state 3547 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3548 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3549 } else { 3550 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3551 } 3552 } 3553 return flags; 3554 } 3555 3556 private UserManagerInternal getUserManagerInternal() { 3557 if (mUserManagerInternal == null) { 3558 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3559 } 3560 return mUserManagerInternal; 3561 } 3562 3563 /** 3564 * Update given flags when being used to request {@link PackageInfo}. 3565 */ 3566 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3567 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3568 boolean triaged = true; 3569 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3570 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3571 // Caller is asking for component details, so they'd better be 3572 // asking for specific encryption matching behavior, or be triaged 3573 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3574 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3575 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3576 triaged = false; 3577 } 3578 } 3579 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3580 | PackageManager.MATCH_SYSTEM_ONLY 3581 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3582 triaged = false; 3583 } 3584 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3585 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3586 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3587 + Debug.getCallers(5)); 3588 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3589 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3590 // If the caller wants all packages and has a restricted profile associated with it, 3591 // then match all users. This is to make sure that launchers that need to access work 3592 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3593 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3594 flags |= PackageManager.MATCH_ANY_USER; 3595 } 3596 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3597 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3598 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3599 } 3600 return updateFlags(flags, userId); 3601 } 3602 3603 /** 3604 * Update given flags when being used to request {@link ApplicationInfo}. 3605 */ 3606 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3607 return updateFlagsForPackage(flags, userId, cookie); 3608 } 3609 3610 /** 3611 * Update given flags when being used to request {@link ComponentInfo}. 3612 */ 3613 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3614 if (cookie instanceof Intent) { 3615 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3616 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3617 } 3618 } 3619 3620 boolean triaged = true; 3621 // Caller is asking for component details, so they'd better be 3622 // asking for specific encryption matching behavior, or be triaged 3623 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3624 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3625 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3626 triaged = false; 3627 } 3628 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3629 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3630 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3631 } 3632 3633 return updateFlags(flags, userId); 3634 } 3635 3636 /** 3637 * Update given flags when being used to request {@link ResolveInfo}. 3638 */ 3639 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3640 // Safe mode means we shouldn't match any third-party components 3641 if (mSafeMode) { 3642 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3643 } 3644 final String ephemeralPkgName = getEphemeralPackageName(Binder.getCallingUid()); 3645 if (ephemeralPkgName != null) { 3646 flags |= PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3647 flags |= PackageManager.MATCH_EPHEMERAL; 3648 } 3649 3650 return updateFlagsForComponent(flags, userId, cookie); 3651 } 3652 3653 @Override 3654 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3655 if (!sUserManager.exists(userId)) return null; 3656 flags = updateFlagsForComponent(flags, userId, component); 3657 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3658 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3659 synchronized (mPackages) { 3660 PackageParser.Activity a = mActivities.mActivities.get(component); 3661 3662 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3663 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3664 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3665 if (ps == null) return null; 3666 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3667 userId); 3668 } 3669 if (mResolveComponentName.equals(component)) { 3670 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3671 new PackageUserState(), userId); 3672 } 3673 } 3674 return null; 3675 } 3676 3677 @Override 3678 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3679 String resolvedType) { 3680 synchronized (mPackages) { 3681 if (component.equals(mResolveComponentName)) { 3682 // The resolver supports EVERYTHING! 3683 return true; 3684 } 3685 PackageParser.Activity a = mActivities.mActivities.get(component); 3686 if (a == null) { 3687 return false; 3688 } 3689 for (int i=0; i<a.intents.size(); i++) { 3690 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3691 intent.getData(), intent.getCategories(), TAG) >= 0) { 3692 return true; 3693 } 3694 } 3695 return false; 3696 } 3697 } 3698 3699 @Override 3700 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3701 if (!sUserManager.exists(userId)) return null; 3702 flags = updateFlagsForComponent(flags, userId, component); 3703 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3704 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 3705 synchronized (mPackages) { 3706 PackageParser.Activity a = mReceivers.mActivities.get(component); 3707 if (DEBUG_PACKAGE_INFO) Log.v( 3708 TAG, "getReceiverInfo " + component + ": " + a); 3709 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3710 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3711 if (ps == null) return null; 3712 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3713 userId); 3714 } 3715 } 3716 return null; 3717 } 3718 3719 @Override 3720 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3721 if (!sUserManager.exists(userId)) return null; 3722 flags = updateFlagsForComponent(flags, userId, component); 3723 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3724 false /* requireFullPermission */, false /* checkShell */, "get service info"); 3725 synchronized (mPackages) { 3726 PackageParser.Service s = mServices.mServices.get(component); 3727 if (DEBUG_PACKAGE_INFO) Log.v( 3728 TAG, "getServiceInfo " + component + ": " + s); 3729 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3730 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3731 if (ps == null) return null; 3732 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3733 userId); 3734 } 3735 } 3736 return null; 3737 } 3738 3739 @Override 3740 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3741 if (!sUserManager.exists(userId)) return null; 3742 flags = updateFlagsForComponent(flags, userId, component); 3743 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3744 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 3745 synchronized (mPackages) { 3746 PackageParser.Provider p = mProviders.mProviders.get(component); 3747 if (DEBUG_PACKAGE_INFO) Log.v( 3748 TAG, "getProviderInfo " + component + ": " + p); 3749 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3750 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3751 if (ps == null) return null; 3752 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3753 userId); 3754 } 3755 } 3756 return null; 3757 } 3758 3759 @Override 3760 public String[] getSystemSharedLibraryNames() { 3761 Set<String> libSet; 3762 synchronized (mPackages) { 3763 libSet = mSharedLibraries.keySet(); 3764 int size = libSet.size(); 3765 if (size > 0) { 3766 String[] libs = new String[size]; 3767 libSet.toArray(libs); 3768 return libs; 3769 } 3770 } 3771 return null; 3772 } 3773 3774 @Override 3775 public @NonNull String getServicesSystemSharedLibraryPackageName() { 3776 synchronized (mPackages) { 3777 return mServicesSystemSharedLibraryPackageName; 3778 } 3779 } 3780 3781 @Override 3782 public @NonNull String getSharedSystemSharedLibraryPackageName() { 3783 synchronized (mPackages) { 3784 return mSharedSystemSharedLibraryPackageName; 3785 } 3786 } 3787 3788 @Override 3789 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 3790 synchronized (mPackages) { 3791 final ArrayList<FeatureInfo> res = new ArrayList<>(mAvailableFeatures.values()); 3792 3793 final FeatureInfo fi = new FeatureInfo(); 3794 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3795 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3796 res.add(fi); 3797 3798 return new ParceledListSlice<>(res); 3799 } 3800 } 3801 3802 @Override 3803 public boolean hasSystemFeature(String name, int version) { 3804 synchronized (mPackages) { 3805 final FeatureInfo feat = mAvailableFeatures.get(name); 3806 if (feat == null) { 3807 return false; 3808 } else { 3809 return feat.version >= version; 3810 } 3811 } 3812 } 3813 3814 @Override 3815 public int checkPermission(String permName, String pkgName, int userId) { 3816 if (!sUserManager.exists(userId)) { 3817 return PackageManager.PERMISSION_DENIED; 3818 } 3819 3820 synchronized (mPackages) { 3821 final PackageParser.Package p = mPackages.get(pkgName); 3822 if (p != null && p.mExtras != null) { 3823 final PackageSetting ps = (PackageSetting) p.mExtras; 3824 final PermissionsState permissionsState = ps.getPermissionsState(); 3825 if (permissionsState.hasPermission(permName, userId)) { 3826 return PackageManager.PERMISSION_GRANTED; 3827 } 3828 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3829 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3830 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3831 return PackageManager.PERMISSION_GRANTED; 3832 } 3833 } 3834 } 3835 3836 return PackageManager.PERMISSION_DENIED; 3837 } 3838 3839 @Override 3840 public int checkUidPermission(String permName, int uid) { 3841 final int userId = UserHandle.getUserId(uid); 3842 3843 if (!sUserManager.exists(userId)) { 3844 return PackageManager.PERMISSION_DENIED; 3845 } 3846 3847 synchronized (mPackages) { 3848 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3849 if (obj != null) { 3850 final SettingBase ps = (SettingBase) obj; 3851 final PermissionsState permissionsState = ps.getPermissionsState(); 3852 if (permissionsState.hasPermission(permName, userId)) { 3853 return PackageManager.PERMISSION_GRANTED; 3854 } 3855 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3856 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3857 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3858 return PackageManager.PERMISSION_GRANTED; 3859 } 3860 } else { 3861 ArraySet<String> perms = mSystemPermissions.get(uid); 3862 if (perms != null) { 3863 if (perms.contains(permName)) { 3864 return PackageManager.PERMISSION_GRANTED; 3865 } 3866 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3867 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3868 return PackageManager.PERMISSION_GRANTED; 3869 } 3870 } 3871 } 3872 } 3873 3874 return PackageManager.PERMISSION_DENIED; 3875 } 3876 3877 @Override 3878 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3879 if (UserHandle.getCallingUserId() != userId) { 3880 mContext.enforceCallingPermission( 3881 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3882 "isPermissionRevokedByPolicy for user " + userId); 3883 } 3884 3885 if (checkPermission(permission, packageName, userId) 3886 == PackageManager.PERMISSION_GRANTED) { 3887 return false; 3888 } 3889 3890 final long identity = Binder.clearCallingIdentity(); 3891 try { 3892 final int flags = getPermissionFlags(permission, packageName, userId); 3893 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3894 } finally { 3895 Binder.restoreCallingIdentity(identity); 3896 } 3897 } 3898 3899 @Override 3900 public String getPermissionControllerPackageName() { 3901 synchronized (mPackages) { 3902 return mRequiredInstallerPackage; 3903 } 3904 } 3905 3906 /** 3907 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3908 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3909 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3910 * @param message the message to log on security exception 3911 */ 3912 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3913 boolean checkShell, String message) { 3914 if (userId < 0) { 3915 throw new IllegalArgumentException("Invalid userId " + userId); 3916 } 3917 if (checkShell) { 3918 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3919 } 3920 if (userId == UserHandle.getUserId(callingUid)) return; 3921 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3922 if (requireFullPermission) { 3923 mContext.enforceCallingOrSelfPermission( 3924 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3925 } else { 3926 try { 3927 mContext.enforceCallingOrSelfPermission( 3928 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3929 } catch (SecurityException se) { 3930 mContext.enforceCallingOrSelfPermission( 3931 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3932 } 3933 } 3934 } 3935 } 3936 3937 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3938 if (callingUid == Process.SHELL_UID) { 3939 if (userHandle >= 0 3940 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3941 throw new SecurityException("Shell does not have permission to access user " 3942 + userHandle); 3943 } else if (userHandle < 0) { 3944 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3945 + Debug.getCallers(3)); 3946 } 3947 } 3948 } 3949 3950 private BasePermission findPermissionTreeLP(String permName) { 3951 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3952 if (permName.startsWith(bp.name) && 3953 permName.length() > bp.name.length() && 3954 permName.charAt(bp.name.length()) == '.') { 3955 return bp; 3956 } 3957 } 3958 return null; 3959 } 3960 3961 private BasePermission checkPermissionTreeLP(String permName) { 3962 if (permName != null) { 3963 BasePermission bp = findPermissionTreeLP(permName); 3964 if (bp != null) { 3965 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3966 return bp; 3967 } 3968 throw new SecurityException("Calling uid " 3969 + Binder.getCallingUid() 3970 + " is not allowed to add to permission tree " 3971 + bp.name + " owned by uid " + bp.uid); 3972 } 3973 } 3974 throw new SecurityException("No permission tree found for " + permName); 3975 } 3976 3977 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3978 if (s1 == null) { 3979 return s2 == null; 3980 } 3981 if (s2 == null) { 3982 return false; 3983 } 3984 if (s1.getClass() != s2.getClass()) { 3985 return false; 3986 } 3987 return s1.equals(s2); 3988 } 3989 3990 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3991 if (pi1.icon != pi2.icon) return false; 3992 if (pi1.logo != pi2.logo) return false; 3993 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3994 if (!compareStrings(pi1.name, pi2.name)) return false; 3995 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3996 // We'll take care of setting this one. 3997 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3998 // These are not currently stored in settings. 3999 //if (!compareStrings(pi1.group, pi2.group)) return false; 4000 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4001 //if (pi1.labelRes != pi2.labelRes) return false; 4002 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4003 return true; 4004 } 4005 4006 int permissionInfoFootprint(PermissionInfo info) { 4007 int size = info.name.length(); 4008 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4009 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4010 return size; 4011 } 4012 4013 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4014 int size = 0; 4015 for (BasePermission perm : mSettings.mPermissions.values()) { 4016 if (perm.uid == tree.uid) { 4017 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4018 } 4019 } 4020 return size; 4021 } 4022 4023 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4024 // We calculate the max size of permissions defined by this uid and throw 4025 // if that plus the size of 'info' would exceed our stated maximum. 4026 if (tree.uid != Process.SYSTEM_UID) { 4027 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4028 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4029 throw new SecurityException("Permission tree size cap exceeded"); 4030 } 4031 } 4032 } 4033 4034 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4035 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4036 throw new SecurityException("Label must be specified in permission"); 4037 } 4038 BasePermission tree = checkPermissionTreeLP(info.name); 4039 BasePermission bp = mSettings.mPermissions.get(info.name); 4040 boolean added = bp == null; 4041 boolean changed = true; 4042 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4043 if (added) { 4044 enforcePermissionCapLocked(info, tree); 4045 bp = new BasePermission(info.name, tree.sourcePackage, 4046 BasePermission.TYPE_DYNAMIC); 4047 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4048 throw new SecurityException( 4049 "Not allowed to modify non-dynamic permission " 4050 + info.name); 4051 } else { 4052 if (bp.protectionLevel == fixedLevel 4053 && bp.perm.owner.equals(tree.perm.owner) 4054 && bp.uid == tree.uid 4055 && comparePermissionInfos(bp.perm.info, info)) { 4056 changed = false; 4057 } 4058 } 4059 bp.protectionLevel = fixedLevel; 4060 info = new PermissionInfo(info); 4061 info.protectionLevel = fixedLevel; 4062 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4063 bp.perm.info.packageName = tree.perm.info.packageName; 4064 bp.uid = tree.uid; 4065 if (added) { 4066 mSettings.mPermissions.put(info.name, bp); 4067 } 4068 if (changed) { 4069 if (!async) { 4070 mSettings.writeLPr(); 4071 } else { 4072 scheduleWriteSettingsLocked(); 4073 } 4074 } 4075 return added; 4076 } 4077 4078 @Override 4079 public boolean addPermission(PermissionInfo info) { 4080 synchronized (mPackages) { 4081 return addPermissionLocked(info, false); 4082 } 4083 } 4084 4085 @Override 4086 public boolean addPermissionAsync(PermissionInfo info) { 4087 synchronized (mPackages) { 4088 return addPermissionLocked(info, true); 4089 } 4090 } 4091 4092 @Override 4093 public void removePermission(String name) { 4094 synchronized (mPackages) { 4095 checkPermissionTreeLP(name); 4096 BasePermission bp = mSettings.mPermissions.get(name); 4097 if (bp != null) { 4098 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4099 throw new SecurityException( 4100 "Not allowed to modify non-dynamic permission " 4101 + name); 4102 } 4103 mSettings.mPermissions.remove(name); 4104 mSettings.writeLPr(); 4105 } 4106 } 4107 } 4108 4109 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4110 BasePermission bp) { 4111 int index = pkg.requestedPermissions.indexOf(bp.name); 4112 if (index == -1) { 4113 throw new SecurityException("Package " + pkg.packageName 4114 + " has not requested permission " + bp.name); 4115 } 4116 if (!bp.isRuntime() && !bp.isDevelopment()) { 4117 throw new SecurityException("Permission " + bp.name 4118 + " is not a changeable permission type"); 4119 } 4120 } 4121 4122 @Override 4123 public void grantRuntimePermission(String packageName, String name, final int userId) { 4124 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4125 } 4126 4127 private void grantRuntimePermission(String packageName, String name, final int userId, 4128 boolean overridePolicy) { 4129 if (!sUserManager.exists(userId)) { 4130 Log.e(TAG, "No such user:" + userId); 4131 return; 4132 } 4133 4134 mContext.enforceCallingOrSelfPermission( 4135 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4136 "grantRuntimePermission"); 4137 4138 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4139 true /* requireFullPermission */, true /* checkShell */, 4140 "grantRuntimePermission"); 4141 4142 final int uid; 4143 final SettingBase sb; 4144 4145 synchronized (mPackages) { 4146 final PackageParser.Package pkg = mPackages.get(packageName); 4147 if (pkg == null) { 4148 throw new IllegalArgumentException("Unknown package: " + packageName); 4149 } 4150 4151 final BasePermission bp = mSettings.mPermissions.get(name); 4152 if (bp == null) { 4153 throw new IllegalArgumentException("Unknown permission: " + name); 4154 } 4155 4156 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4157 4158 // If a permission review is required for legacy apps we represent 4159 // their permissions as always granted runtime ones since we need 4160 // to keep the review required permission flag per user while an 4161 // install permission's state is shared across all users. 4162 if (mPermissionReviewRequired 4163 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4164 && bp.isRuntime()) { 4165 return; 4166 } 4167 4168 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4169 sb = (SettingBase) pkg.mExtras; 4170 if (sb == null) { 4171 throw new IllegalArgumentException("Unknown package: " + packageName); 4172 } 4173 4174 final PermissionsState permissionsState = sb.getPermissionsState(); 4175 4176 final int flags = permissionsState.getPermissionFlags(name, userId); 4177 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4178 throw new SecurityException("Cannot grant system fixed permission " 4179 + name + " for package " + packageName); 4180 } 4181 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4182 throw new SecurityException("Cannot grant policy fixed permission " 4183 + name + " for package " + packageName); 4184 } 4185 4186 if (bp.isDevelopment()) { 4187 // Development permissions must be handled specially, since they are not 4188 // normal runtime permissions. For now they apply to all users. 4189 if (permissionsState.grantInstallPermission(bp) != 4190 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4191 scheduleWriteSettingsLocked(); 4192 } 4193 return; 4194 } 4195 4196 if (pkg.applicationInfo.isEphemeralApp() && !bp.isEphemeral()) { 4197 throw new SecurityException("Cannot grant non-ephemeral permission" 4198 + name + " for package " + packageName); 4199 } 4200 4201 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4202 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4203 return; 4204 } 4205 4206 final int result = permissionsState.grantRuntimePermission(bp, userId); 4207 switch (result) { 4208 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4209 return; 4210 } 4211 4212 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4213 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4214 mHandler.post(new Runnable() { 4215 @Override 4216 public void run() { 4217 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4218 } 4219 }); 4220 } 4221 break; 4222 } 4223 4224 if (bp.isRuntime()) { 4225 logPermissionGranted(mContext, name, packageName); 4226 } 4227 4228 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4229 4230 // Not critical if that is lost - app has to request again. 4231 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4232 } 4233 4234 // Only need to do this if user is initialized. Otherwise it's a new user 4235 // and there are no processes running as the user yet and there's no need 4236 // to make an expensive call to remount processes for the changed permissions. 4237 if (READ_EXTERNAL_STORAGE.equals(name) 4238 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4239 final long token = Binder.clearCallingIdentity(); 4240 try { 4241 if (sUserManager.isInitialized(userId)) { 4242 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4243 StorageManagerInternal.class); 4244 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4245 } 4246 } finally { 4247 Binder.restoreCallingIdentity(token); 4248 } 4249 } 4250 } 4251 4252 @Override 4253 public void revokeRuntimePermission(String packageName, String name, int userId) { 4254 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4255 } 4256 4257 private void revokeRuntimePermission(String packageName, String name, int userId, 4258 boolean overridePolicy) { 4259 if (!sUserManager.exists(userId)) { 4260 Log.e(TAG, "No such user:" + userId); 4261 return; 4262 } 4263 4264 mContext.enforceCallingOrSelfPermission( 4265 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4266 "revokeRuntimePermission"); 4267 4268 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4269 true /* requireFullPermission */, true /* checkShell */, 4270 "revokeRuntimePermission"); 4271 4272 final int appId; 4273 4274 synchronized (mPackages) { 4275 final PackageParser.Package pkg = mPackages.get(packageName); 4276 if (pkg == null) { 4277 throw new IllegalArgumentException("Unknown package: " + packageName); 4278 } 4279 4280 final BasePermission bp = mSettings.mPermissions.get(name); 4281 if (bp == null) { 4282 throw new IllegalArgumentException("Unknown permission: " + name); 4283 } 4284 4285 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4286 4287 // If a permission review is required for legacy apps we represent 4288 // their permissions as always granted runtime ones since we need 4289 // to keep the review required permission flag per user while an 4290 // install permission's state is shared across all users. 4291 if (mPermissionReviewRequired 4292 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4293 && bp.isRuntime()) { 4294 return; 4295 } 4296 4297 SettingBase sb = (SettingBase) pkg.mExtras; 4298 if (sb == null) { 4299 throw new IllegalArgumentException("Unknown package: " + packageName); 4300 } 4301 4302 final PermissionsState permissionsState = sb.getPermissionsState(); 4303 4304 final int flags = permissionsState.getPermissionFlags(name, userId); 4305 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4306 throw new SecurityException("Cannot revoke system fixed permission " 4307 + name + " for package " + packageName); 4308 } 4309 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4310 throw new SecurityException("Cannot revoke policy fixed permission " 4311 + name + " for package " + packageName); 4312 } 4313 4314 if (bp.isDevelopment()) { 4315 // Development permissions must be handled specially, since they are not 4316 // normal runtime permissions. For now they apply to all users. 4317 if (permissionsState.revokeInstallPermission(bp) != 4318 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4319 scheduleWriteSettingsLocked(); 4320 } 4321 return; 4322 } 4323 4324 if (permissionsState.revokeRuntimePermission(bp, userId) == 4325 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4326 return; 4327 } 4328 4329 if (bp.isRuntime()) { 4330 logPermissionRevoked(mContext, name, packageName); 4331 } 4332 4333 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4334 4335 // Critical, after this call app should never have the permission. 4336 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4337 4338 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4339 } 4340 4341 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4342 } 4343 4344 /** 4345 * Get the first event id for the permission. 4346 * 4347 * <p>There are four events for each permission: <ul> 4348 * <li>Request permission: first id + 0</li> 4349 * <li>Grant permission: first id + 1</li> 4350 * <li>Request for permission denied: first id + 2</li> 4351 * <li>Revoke permission: first id + 3</li> 4352 * </ul></p> 4353 * 4354 * @param name name of the permission 4355 * 4356 * @return The first event id for the permission 4357 */ 4358 private static int getBaseEventId(@NonNull String name) { 4359 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4360 4361 if (eventIdIndex == -1) { 4362 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4363 || "user".equals(Build.TYPE)) { 4364 Log.i(TAG, "Unknown permission " + name); 4365 4366 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4367 } else { 4368 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4369 // 4370 // Also update 4371 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4372 // - metrics_constants.proto 4373 throw new IllegalStateException("Unknown permission " + name); 4374 } 4375 } 4376 4377 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4378 } 4379 4380 /** 4381 * Log that a permission was revoked. 4382 * 4383 * @param context Context of the caller 4384 * @param name name of the permission 4385 * @param packageName package permission if for 4386 */ 4387 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4388 @NonNull String packageName) { 4389 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 4390 } 4391 4392 /** 4393 * Log that a permission request was granted. 4394 * 4395 * @param context Context of the caller 4396 * @param name name of the permission 4397 * @param packageName package permission if for 4398 */ 4399 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 4400 @NonNull String packageName) { 4401 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 4402 } 4403 4404 @Override 4405 public void resetRuntimePermissions() { 4406 mContext.enforceCallingOrSelfPermission( 4407 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4408 "revokeRuntimePermission"); 4409 4410 int callingUid = Binder.getCallingUid(); 4411 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4412 mContext.enforceCallingOrSelfPermission( 4413 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4414 "resetRuntimePermissions"); 4415 } 4416 4417 synchronized (mPackages) { 4418 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4419 for (int userId : UserManagerService.getInstance().getUserIds()) { 4420 final int packageCount = mPackages.size(); 4421 for (int i = 0; i < packageCount; i++) { 4422 PackageParser.Package pkg = mPackages.valueAt(i); 4423 if (!(pkg.mExtras instanceof PackageSetting)) { 4424 continue; 4425 } 4426 PackageSetting ps = (PackageSetting) pkg.mExtras; 4427 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4428 } 4429 } 4430 } 4431 } 4432 4433 @Override 4434 public int getPermissionFlags(String name, String packageName, int userId) { 4435 if (!sUserManager.exists(userId)) { 4436 return 0; 4437 } 4438 4439 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4440 4441 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4442 true /* requireFullPermission */, false /* checkShell */, 4443 "getPermissionFlags"); 4444 4445 synchronized (mPackages) { 4446 final PackageParser.Package pkg = mPackages.get(packageName); 4447 if (pkg == null) { 4448 return 0; 4449 } 4450 4451 final BasePermission bp = mSettings.mPermissions.get(name); 4452 if (bp == null) { 4453 return 0; 4454 } 4455 4456 SettingBase sb = (SettingBase) pkg.mExtras; 4457 if (sb == null) { 4458 return 0; 4459 } 4460 4461 PermissionsState permissionsState = sb.getPermissionsState(); 4462 return permissionsState.getPermissionFlags(name, userId); 4463 } 4464 } 4465 4466 @Override 4467 public void updatePermissionFlags(String name, String packageName, int flagMask, 4468 int flagValues, int userId) { 4469 if (!sUserManager.exists(userId)) { 4470 return; 4471 } 4472 4473 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4474 4475 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4476 true /* requireFullPermission */, true /* checkShell */, 4477 "updatePermissionFlags"); 4478 4479 // Only the system can change these flags and nothing else. 4480 if (getCallingUid() != Process.SYSTEM_UID) { 4481 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4482 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4483 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4484 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4485 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4486 } 4487 4488 synchronized (mPackages) { 4489 final PackageParser.Package pkg = mPackages.get(packageName); 4490 if (pkg == null) { 4491 throw new IllegalArgumentException("Unknown package: " + packageName); 4492 } 4493 4494 final BasePermission bp = mSettings.mPermissions.get(name); 4495 if (bp == null) { 4496 throw new IllegalArgumentException("Unknown permission: " + name); 4497 } 4498 4499 SettingBase sb = (SettingBase) pkg.mExtras; 4500 if (sb == null) { 4501 throw new IllegalArgumentException("Unknown package: " + packageName); 4502 } 4503 4504 PermissionsState permissionsState = sb.getPermissionsState(); 4505 4506 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4507 4508 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4509 // Install and runtime permissions are stored in different places, 4510 // so figure out what permission changed and persist the change. 4511 if (permissionsState.getInstallPermissionState(name) != null) { 4512 scheduleWriteSettingsLocked(); 4513 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4514 || hadState) { 4515 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4516 } 4517 } 4518 } 4519 } 4520 4521 /** 4522 * Update the permission flags for all packages and runtime permissions of a user in order 4523 * to allow device or profile owner to remove POLICY_FIXED. 4524 */ 4525 @Override 4526 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4527 if (!sUserManager.exists(userId)) { 4528 return; 4529 } 4530 4531 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4532 4533 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4534 true /* requireFullPermission */, true /* checkShell */, 4535 "updatePermissionFlagsForAllApps"); 4536 4537 // Only the system can change system fixed flags. 4538 if (getCallingUid() != Process.SYSTEM_UID) { 4539 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4540 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4541 } 4542 4543 synchronized (mPackages) { 4544 boolean changed = false; 4545 final int packageCount = mPackages.size(); 4546 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4547 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4548 SettingBase sb = (SettingBase) pkg.mExtras; 4549 if (sb == null) { 4550 continue; 4551 } 4552 PermissionsState permissionsState = sb.getPermissionsState(); 4553 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4554 userId, flagMask, flagValues); 4555 } 4556 if (changed) { 4557 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4558 } 4559 } 4560 } 4561 4562 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4563 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4564 != PackageManager.PERMISSION_GRANTED 4565 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4566 != PackageManager.PERMISSION_GRANTED) { 4567 throw new SecurityException(message + " requires " 4568 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4569 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4570 } 4571 } 4572 4573 @Override 4574 public boolean shouldShowRequestPermissionRationale(String permissionName, 4575 String packageName, int userId) { 4576 if (UserHandle.getCallingUserId() != userId) { 4577 mContext.enforceCallingPermission( 4578 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4579 "canShowRequestPermissionRationale for user " + userId); 4580 } 4581 4582 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4583 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4584 return false; 4585 } 4586 4587 if (checkPermission(permissionName, packageName, userId) 4588 == PackageManager.PERMISSION_GRANTED) { 4589 return false; 4590 } 4591 4592 final int flags; 4593 4594 final long identity = Binder.clearCallingIdentity(); 4595 try { 4596 flags = getPermissionFlags(permissionName, 4597 packageName, userId); 4598 } finally { 4599 Binder.restoreCallingIdentity(identity); 4600 } 4601 4602 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4603 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4604 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4605 4606 if ((flags & fixedFlags) != 0) { 4607 return false; 4608 } 4609 4610 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4611 } 4612 4613 @Override 4614 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4615 mContext.enforceCallingOrSelfPermission( 4616 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4617 "addOnPermissionsChangeListener"); 4618 4619 synchronized (mPackages) { 4620 mOnPermissionChangeListeners.addListenerLocked(listener); 4621 } 4622 } 4623 4624 @Override 4625 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4626 synchronized (mPackages) { 4627 mOnPermissionChangeListeners.removeListenerLocked(listener); 4628 } 4629 } 4630 4631 @Override 4632 public boolean isProtectedBroadcast(String actionName) { 4633 synchronized (mPackages) { 4634 if (mProtectedBroadcasts.contains(actionName)) { 4635 return true; 4636 } else if (actionName != null) { 4637 // TODO: remove these terrible hacks 4638 if (actionName.startsWith("android.net.netmon.lingerExpired") 4639 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 4640 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 4641 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 4642 return true; 4643 } 4644 } 4645 } 4646 return false; 4647 } 4648 4649 @Override 4650 public int checkSignatures(String pkg1, String pkg2) { 4651 synchronized (mPackages) { 4652 final PackageParser.Package p1 = mPackages.get(pkg1); 4653 final PackageParser.Package p2 = mPackages.get(pkg2); 4654 if (p1 == null || p1.mExtras == null 4655 || p2 == null || p2.mExtras == null) { 4656 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4657 } 4658 return compareSignatures(p1.mSignatures, p2.mSignatures); 4659 } 4660 } 4661 4662 @Override 4663 public int checkUidSignatures(int uid1, int uid2) { 4664 // Map to base uids. 4665 uid1 = UserHandle.getAppId(uid1); 4666 uid2 = UserHandle.getAppId(uid2); 4667 // reader 4668 synchronized (mPackages) { 4669 Signature[] s1; 4670 Signature[] s2; 4671 Object obj = mSettings.getUserIdLPr(uid1); 4672 if (obj != null) { 4673 if (obj instanceof SharedUserSetting) { 4674 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4675 } else if (obj instanceof PackageSetting) { 4676 s1 = ((PackageSetting)obj).signatures.mSignatures; 4677 } else { 4678 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4679 } 4680 } else { 4681 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4682 } 4683 obj = mSettings.getUserIdLPr(uid2); 4684 if (obj != null) { 4685 if (obj instanceof SharedUserSetting) { 4686 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4687 } else if (obj instanceof PackageSetting) { 4688 s2 = ((PackageSetting)obj).signatures.mSignatures; 4689 } else { 4690 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4691 } 4692 } else { 4693 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4694 } 4695 return compareSignatures(s1, s2); 4696 } 4697 } 4698 4699 /** 4700 * This method should typically only be used when granting or revoking 4701 * permissions, since the app may immediately restart after this call. 4702 * <p> 4703 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 4704 * guard your work against the app being relaunched. 4705 */ 4706 private void killUid(int appId, int userId, String reason) { 4707 final long identity = Binder.clearCallingIdentity(); 4708 try { 4709 IActivityManager am = ActivityManager.getService(); 4710 if (am != null) { 4711 try { 4712 am.killUid(appId, userId, reason); 4713 } catch (RemoteException e) { 4714 /* ignore - same process */ 4715 } 4716 } 4717 } finally { 4718 Binder.restoreCallingIdentity(identity); 4719 } 4720 } 4721 4722 /** 4723 * Compares two sets of signatures. Returns: 4724 * <br /> 4725 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4726 * <br /> 4727 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4728 * <br /> 4729 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4730 * <br /> 4731 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4732 * <br /> 4733 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4734 */ 4735 static int compareSignatures(Signature[] s1, Signature[] s2) { 4736 if (s1 == null) { 4737 return s2 == null 4738 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4739 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4740 } 4741 4742 if (s2 == null) { 4743 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4744 } 4745 4746 if (s1.length != s2.length) { 4747 return PackageManager.SIGNATURE_NO_MATCH; 4748 } 4749 4750 // Since both signature sets are of size 1, we can compare without HashSets. 4751 if (s1.length == 1) { 4752 return s1[0].equals(s2[0]) ? 4753 PackageManager.SIGNATURE_MATCH : 4754 PackageManager.SIGNATURE_NO_MATCH; 4755 } 4756 4757 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4758 for (Signature sig : s1) { 4759 set1.add(sig); 4760 } 4761 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4762 for (Signature sig : s2) { 4763 set2.add(sig); 4764 } 4765 // Make sure s2 contains all signatures in s1. 4766 if (set1.equals(set2)) { 4767 return PackageManager.SIGNATURE_MATCH; 4768 } 4769 return PackageManager.SIGNATURE_NO_MATCH; 4770 } 4771 4772 /** 4773 * If the database version for this type of package (internal storage or 4774 * external storage) is less than the version where package signatures 4775 * were updated, return true. 4776 */ 4777 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4778 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4779 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4780 } 4781 4782 /** 4783 * Used for backward compatibility to make sure any packages with 4784 * certificate chains get upgraded to the new style. {@code existingSigs} 4785 * will be in the old format (since they were stored on disk from before the 4786 * system upgrade) and {@code scannedSigs} will be in the newer format. 4787 */ 4788 private int compareSignaturesCompat(PackageSignatures existingSigs, 4789 PackageParser.Package scannedPkg) { 4790 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4791 return PackageManager.SIGNATURE_NO_MATCH; 4792 } 4793 4794 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4795 for (Signature sig : existingSigs.mSignatures) { 4796 existingSet.add(sig); 4797 } 4798 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4799 for (Signature sig : scannedPkg.mSignatures) { 4800 try { 4801 Signature[] chainSignatures = sig.getChainSignatures(); 4802 for (Signature chainSig : chainSignatures) { 4803 scannedCompatSet.add(chainSig); 4804 } 4805 } catch (CertificateEncodingException e) { 4806 scannedCompatSet.add(sig); 4807 } 4808 } 4809 /* 4810 * Make sure the expanded scanned set contains all signatures in the 4811 * existing one. 4812 */ 4813 if (scannedCompatSet.equals(existingSet)) { 4814 // Migrate the old signatures to the new scheme. 4815 existingSigs.assignSignatures(scannedPkg.mSignatures); 4816 // The new KeySets will be re-added later in the scanning process. 4817 synchronized (mPackages) { 4818 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4819 } 4820 return PackageManager.SIGNATURE_MATCH; 4821 } 4822 return PackageManager.SIGNATURE_NO_MATCH; 4823 } 4824 4825 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4826 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4827 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4828 } 4829 4830 private int compareSignaturesRecover(PackageSignatures existingSigs, 4831 PackageParser.Package scannedPkg) { 4832 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4833 return PackageManager.SIGNATURE_NO_MATCH; 4834 } 4835 4836 String msg = null; 4837 try { 4838 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4839 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4840 + scannedPkg.packageName); 4841 return PackageManager.SIGNATURE_MATCH; 4842 } 4843 } catch (CertificateException e) { 4844 msg = e.getMessage(); 4845 } 4846 4847 logCriticalInfo(Log.INFO, 4848 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4849 return PackageManager.SIGNATURE_NO_MATCH; 4850 } 4851 4852 @Override 4853 public List<String> getAllPackages() { 4854 synchronized (mPackages) { 4855 return new ArrayList<String>(mPackages.keySet()); 4856 } 4857 } 4858 4859 @Override 4860 public String[] getPackagesForUid(int uid) { 4861 final int userId = UserHandle.getUserId(uid); 4862 uid = UserHandle.getAppId(uid); 4863 // reader 4864 synchronized (mPackages) { 4865 Object obj = mSettings.getUserIdLPr(uid); 4866 if (obj instanceof SharedUserSetting) { 4867 final SharedUserSetting sus = (SharedUserSetting) obj; 4868 final int N = sus.packages.size(); 4869 String[] res = new String[N]; 4870 final Iterator<PackageSetting> it = sus.packages.iterator(); 4871 int i = 0; 4872 while (it.hasNext()) { 4873 PackageSetting ps = it.next(); 4874 if (ps.getInstalled(userId)) { 4875 res[i++] = ps.name; 4876 } else { 4877 res = ArrayUtils.removeElement(String.class, res, res[i]); 4878 } 4879 } 4880 return res; 4881 } else if (obj instanceof PackageSetting) { 4882 final PackageSetting ps = (PackageSetting) obj; 4883 return new String[] { ps.name }; 4884 } 4885 } 4886 return null; 4887 } 4888 4889 @Override 4890 public String getNameForUid(int uid) { 4891 // reader 4892 synchronized (mPackages) { 4893 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4894 if (obj instanceof SharedUserSetting) { 4895 final SharedUserSetting sus = (SharedUserSetting) obj; 4896 return sus.name + ":" + sus.userId; 4897 } else if (obj instanceof PackageSetting) { 4898 final PackageSetting ps = (PackageSetting) obj; 4899 return ps.name; 4900 } 4901 } 4902 return null; 4903 } 4904 4905 @Override 4906 public int getUidForSharedUser(String sharedUserName) { 4907 if(sharedUserName == null) { 4908 return -1; 4909 } 4910 // reader 4911 synchronized (mPackages) { 4912 SharedUserSetting suid; 4913 try { 4914 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4915 if (suid != null) { 4916 return suid.userId; 4917 } 4918 } catch (PackageManagerException ignore) { 4919 // can't happen, but, still need to catch it 4920 } 4921 return -1; 4922 } 4923 } 4924 4925 @Override 4926 public int getFlagsForUid(int uid) { 4927 synchronized (mPackages) { 4928 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4929 if (obj instanceof SharedUserSetting) { 4930 final SharedUserSetting sus = (SharedUserSetting) obj; 4931 return sus.pkgFlags; 4932 } else if (obj instanceof PackageSetting) { 4933 final PackageSetting ps = (PackageSetting) obj; 4934 return ps.pkgFlags; 4935 } 4936 } 4937 return 0; 4938 } 4939 4940 @Override 4941 public int getPrivateFlagsForUid(int uid) { 4942 synchronized (mPackages) { 4943 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4944 if (obj instanceof SharedUserSetting) { 4945 final SharedUserSetting sus = (SharedUserSetting) obj; 4946 return sus.pkgPrivateFlags; 4947 } else if (obj instanceof PackageSetting) { 4948 final PackageSetting ps = (PackageSetting) obj; 4949 return ps.pkgPrivateFlags; 4950 } 4951 } 4952 return 0; 4953 } 4954 4955 @Override 4956 public boolean isUidPrivileged(int uid) { 4957 uid = UserHandle.getAppId(uid); 4958 // reader 4959 synchronized (mPackages) { 4960 Object obj = mSettings.getUserIdLPr(uid); 4961 if (obj instanceof SharedUserSetting) { 4962 final SharedUserSetting sus = (SharedUserSetting) obj; 4963 final Iterator<PackageSetting> it = sus.packages.iterator(); 4964 while (it.hasNext()) { 4965 if (it.next().isPrivileged()) { 4966 return true; 4967 } 4968 } 4969 } else if (obj instanceof PackageSetting) { 4970 final PackageSetting ps = (PackageSetting) obj; 4971 return ps.isPrivileged(); 4972 } 4973 } 4974 return false; 4975 } 4976 4977 @Override 4978 public String[] getAppOpPermissionPackages(String permissionName) { 4979 synchronized (mPackages) { 4980 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4981 if (pkgs == null) { 4982 return null; 4983 } 4984 return pkgs.toArray(new String[pkgs.size()]); 4985 } 4986 } 4987 4988 @Override 4989 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4990 int flags, int userId) { 4991 try { 4992 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 4993 4994 if (!sUserManager.exists(userId)) return null; 4995 flags = updateFlagsForResolve(flags, userId, intent); 4996 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4997 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 4998 4999 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5000 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5001 flags, userId); 5002 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5003 5004 final ResolveInfo bestChoice = 5005 chooseBestActivity(intent, resolvedType, flags, query, userId); 5006 return bestChoice; 5007 } finally { 5008 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5009 } 5010 } 5011 5012 @Override 5013 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5014 IntentFilter filter, int match, ComponentName activity) { 5015 final int userId = UserHandle.getCallingUserId(); 5016 if (DEBUG_PREFERRED) { 5017 Log.v(TAG, "setLastChosenActivity intent=" + intent 5018 + " resolvedType=" + resolvedType 5019 + " flags=" + flags 5020 + " filter=" + filter 5021 + " match=" + match 5022 + " activity=" + activity); 5023 filter.dump(new PrintStreamPrinter(System.out), " "); 5024 } 5025 intent.setComponent(null); 5026 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5027 userId); 5028 // Find any earlier preferred or last chosen entries and nuke them 5029 findPreferredActivity(intent, resolvedType, 5030 flags, query, 0, false, true, false, userId); 5031 // Add the new activity as the last chosen for this filter 5032 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5033 "Setting last chosen"); 5034 } 5035 5036 @Override 5037 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5038 final int userId = UserHandle.getCallingUserId(); 5039 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5040 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5041 userId); 5042 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5043 false, false, false, userId); 5044 } 5045 5046 private boolean isEphemeralDisabled() { 5047 // ephemeral apps have been disabled across the board 5048 if (DISABLE_EPHEMERAL_APPS) { 5049 return true; 5050 } 5051 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5052 if (!mSystemReady) { 5053 return true; 5054 } 5055 // we can't get a content resolver until the system is ready; these checks must happen last 5056 final ContentResolver resolver = mContext.getContentResolver(); 5057 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5058 return true; 5059 } 5060 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5061 } 5062 5063 private boolean isEphemeralAllowed( 5064 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5065 boolean skipPackageCheck) { 5066 // Short circuit and return early if possible. 5067 if (isEphemeralDisabled()) { 5068 return false; 5069 } 5070 final int callingUser = UserHandle.getCallingUserId(); 5071 if (callingUser != UserHandle.USER_SYSTEM) { 5072 return false; 5073 } 5074 if (mEphemeralResolverConnection == null) { 5075 return false; 5076 } 5077 if (mEphemeralInstallerComponent == null) { 5078 return false; 5079 } 5080 if (intent.getComponent() != null) { 5081 return false; 5082 } 5083 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5084 return false; 5085 } 5086 if (!skipPackageCheck && intent.getPackage() != null) { 5087 return false; 5088 } 5089 final boolean isWebUri = hasWebURI(intent); 5090 if (!isWebUri || intent.getData().getHost() == null) { 5091 return false; 5092 } 5093 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5094 synchronized (mPackages) { 5095 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5096 for (int n = 0; n < count; n++) { 5097 ResolveInfo info = resolvedActivities.get(n); 5098 String packageName = info.activityInfo.packageName; 5099 PackageSetting ps = mSettings.mPackages.get(packageName); 5100 if (ps != null) { 5101 // Try to get the status from User settings first 5102 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5103 int status = (int) (packedStatus >> 32); 5104 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5105 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5106 if (DEBUG_EPHEMERAL) { 5107 Slog.v(TAG, "DENY ephemeral apps;" 5108 + " pkg: " + packageName + ", status: " + status); 5109 } 5110 return false; 5111 } 5112 } 5113 } 5114 } 5115 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5116 return true; 5117 } 5118 5119 private void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 5120 Intent origIntent, String resolvedType, Intent launchIntent, String callingPackage, 5121 int userId) { 5122 final Message msg = mHandler.obtainMessage(EPHEMERAL_RESOLUTION_PHASE_TWO, 5123 new EphemeralRequest(responseObj, origIntent, resolvedType, launchIntent, 5124 callingPackage, userId)); 5125 mHandler.sendMessage(msg); 5126 } 5127 5128 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5129 int flags, List<ResolveInfo> query, int userId) { 5130 if (query != null) { 5131 final int N = query.size(); 5132 if (N == 1) { 5133 return query.get(0); 5134 } else if (N > 1) { 5135 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5136 // If there is more than one activity with the same priority, 5137 // then let the user decide between them. 5138 ResolveInfo r0 = query.get(0); 5139 ResolveInfo r1 = query.get(1); 5140 if (DEBUG_INTENT_MATCHING || debug) { 5141 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5142 + r1.activityInfo.name + "=" + r1.priority); 5143 } 5144 // If the first activity has a higher priority, or a different 5145 // default, then it is always desirable to pick it. 5146 if (r0.priority != r1.priority 5147 || r0.preferredOrder != r1.preferredOrder 5148 || r0.isDefault != r1.isDefault) { 5149 return query.get(0); 5150 } 5151 // If we have saved a preference for a preferred activity for 5152 // this Intent, use that. 5153 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5154 flags, query, r0.priority, true, false, debug, userId); 5155 if (ri != null) { 5156 return ri; 5157 } 5158 ri = new ResolveInfo(mResolveInfo); 5159 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5160 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5161 // If all of the options come from the same package, show the application's 5162 // label and icon instead of the generic resolver's. 5163 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5164 // and then throw away the ResolveInfo itself, meaning that the caller loses 5165 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5166 // a fallback for this case; we only set the target package's resources on 5167 // the ResolveInfo, not the ActivityInfo. 5168 final String intentPackage = intent.getPackage(); 5169 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5170 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5171 ri.resolvePackageName = intentPackage; 5172 if (userNeedsBadging(userId)) { 5173 ri.noResourceId = true; 5174 } else { 5175 ri.icon = appi.icon; 5176 } 5177 ri.iconResourceId = appi.icon; 5178 ri.labelRes = appi.labelRes; 5179 } 5180 ri.activityInfo.applicationInfo = new ApplicationInfo( 5181 ri.activityInfo.applicationInfo); 5182 if (userId != 0) { 5183 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5184 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5185 } 5186 // Make sure that the resolver is displayable in car mode 5187 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5188 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5189 return ri; 5190 } 5191 } 5192 return null; 5193 } 5194 5195 /** 5196 * Return true if the given list is not empty and all of its contents have 5197 * an activityInfo with the given package name. 5198 */ 5199 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5200 if (ArrayUtils.isEmpty(list)) { 5201 return false; 5202 } 5203 for (int i = 0, N = list.size(); i < N; i++) { 5204 final ResolveInfo ri = list.get(i); 5205 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5206 if (ai == null || !packageName.equals(ai.packageName)) { 5207 return false; 5208 } 5209 } 5210 return true; 5211 } 5212 5213 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5214 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5215 final int N = query.size(); 5216 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5217 .get(userId); 5218 // Get the list of persistent preferred activities that handle the intent 5219 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5220 List<PersistentPreferredActivity> pprefs = ppir != null 5221 ? ppir.queryIntent(intent, resolvedType, 5222 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5223 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5224 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5225 : null; 5226 if (pprefs != null && pprefs.size() > 0) { 5227 final int M = pprefs.size(); 5228 for (int i=0; i<M; i++) { 5229 final PersistentPreferredActivity ppa = pprefs.get(i); 5230 if (DEBUG_PREFERRED || debug) { 5231 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5232 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5233 + "\n component=" + ppa.mComponent); 5234 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5235 } 5236 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5237 flags | MATCH_DISABLED_COMPONENTS, userId); 5238 if (DEBUG_PREFERRED || debug) { 5239 Slog.v(TAG, "Found persistent preferred activity:"); 5240 if (ai != null) { 5241 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5242 } else { 5243 Slog.v(TAG, " null"); 5244 } 5245 } 5246 if (ai == null) { 5247 // This previously registered persistent preferred activity 5248 // component is no longer known. Ignore it and do NOT remove it. 5249 continue; 5250 } 5251 for (int j=0; j<N; j++) { 5252 final ResolveInfo ri = query.get(j); 5253 if (!ri.activityInfo.applicationInfo.packageName 5254 .equals(ai.applicationInfo.packageName)) { 5255 continue; 5256 } 5257 if (!ri.activityInfo.name.equals(ai.name)) { 5258 continue; 5259 } 5260 // Found a persistent preference that can handle the intent. 5261 if (DEBUG_PREFERRED || debug) { 5262 Slog.v(TAG, "Returning persistent preferred activity: " + 5263 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5264 } 5265 return ri; 5266 } 5267 } 5268 } 5269 return null; 5270 } 5271 5272 // TODO: handle preferred activities missing while user has amnesia 5273 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5274 List<ResolveInfo> query, int priority, boolean always, 5275 boolean removeMatches, boolean debug, int userId) { 5276 if (!sUserManager.exists(userId)) return null; 5277 flags = updateFlagsForResolve(flags, userId, intent); 5278 // writer 5279 synchronized (mPackages) { 5280 if (intent.getSelector() != null) { 5281 intent = intent.getSelector(); 5282 } 5283 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 5284 5285 // Try to find a matching persistent preferred activity. 5286 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5287 debug, userId); 5288 5289 // If a persistent preferred activity matched, use it. 5290 if (pri != null) { 5291 return pri; 5292 } 5293 5294 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5295 // Get the list of preferred activities that handle the intent 5296 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5297 List<PreferredActivity> prefs = pir != null 5298 ? pir.queryIntent(intent, resolvedType, 5299 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5300 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5301 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5302 : null; 5303 if (prefs != null && prefs.size() > 0) { 5304 boolean changed = false; 5305 try { 5306 // First figure out how good the original match set is. 5307 // We will only allow preferred activities that came 5308 // from the same match quality. 5309 int match = 0; 5310 5311 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5312 5313 final int N = query.size(); 5314 for (int j=0; j<N; j++) { 5315 final ResolveInfo ri = query.get(j); 5316 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5317 + ": 0x" + Integer.toHexString(match)); 5318 if (ri.match > match) { 5319 match = ri.match; 5320 } 5321 } 5322 5323 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5324 + Integer.toHexString(match)); 5325 5326 match &= IntentFilter.MATCH_CATEGORY_MASK; 5327 final int M = prefs.size(); 5328 for (int i=0; i<M; i++) { 5329 final PreferredActivity pa = prefs.get(i); 5330 if (DEBUG_PREFERRED || debug) { 5331 Slog.v(TAG, "Checking PreferredActivity ds=" 5332 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5333 + "\n component=" + pa.mPref.mComponent); 5334 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5335 } 5336 if (pa.mPref.mMatch != match) { 5337 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5338 + Integer.toHexString(pa.mPref.mMatch)); 5339 continue; 5340 } 5341 // If it's not an "always" type preferred activity and that's what we're 5342 // looking for, skip it. 5343 if (always && !pa.mPref.mAlways) { 5344 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5345 continue; 5346 } 5347 final ActivityInfo ai = getActivityInfo( 5348 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5349 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5350 userId); 5351 if (DEBUG_PREFERRED || debug) { 5352 Slog.v(TAG, "Found preferred activity:"); 5353 if (ai != null) { 5354 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5355 } else { 5356 Slog.v(TAG, " null"); 5357 } 5358 } 5359 if (ai == null) { 5360 // This previously registered preferred activity 5361 // component is no longer known. Most likely an update 5362 // to the app was installed and in the new version this 5363 // component no longer exists. Clean it up by removing 5364 // it from the preferred activities list, and skip it. 5365 Slog.w(TAG, "Removing dangling preferred activity: " 5366 + pa.mPref.mComponent); 5367 pir.removeFilter(pa); 5368 changed = true; 5369 continue; 5370 } 5371 for (int j=0; j<N; j++) { 5372 final ResolveInfo ri = query.get(j); 5373 if (!ri.activityInfo.applicationInfo.packageName 5374 .equals(ai.applicationInfo.packageName)) { 5375 continue; 5376 } 5377 if (!ri.activityInfo.name.equals(ai.name)) { 5378 continue; 5379 } 5380 5381 if (removeMatches) { 5382 pir.removeFilter(pa); 5383 changed = true; 5384 if (DEBUG_PREFERRED) { 5385 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5386 } 5387 break; 5388 } 5389 5390 // Okay we found a previously set preferred or last chosen app. 5391 // If the result set is different from when this 5392 // was created, we need to clear it and re-ask the 5393 // user their preference, if we're looking for an "always" type entry. 5394 if (always && !pa.mPref.sameSet(query)) { 5395 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5396 + intent + " type " + resolvedType); 5397 if (DEBUG_PREFERRED) { 5398 Slog.v(TAG, "Removing preferred activity since set changed " 5399 + pa.mPref.mComponent); 5400 } 5401 pir.removeFilter(pa); 5402 // Re-add the filter as a "last chosen" entry (!always) 5403 PreferredActivity lastChosen = new PreferredActivity( 5404 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5405 pir.addFilter(lastChosen); 5406 changed = true; 5407 return null; 5408 } 5409 5410 // Yay! Either the set matched or we're looking for the last chosen 5411 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5412 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5413 return ri; 5414 } 5415 } 5416 } finally { 5417 if (changed) { 5418 if (DEBUG_PREFERRED) { 5419 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5420 } 5421 scheduleWritePackageRestrictionsLocked(userId); 5422 } 5423 } 5424 } 5425 } 5426 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5427 return null; 5428 } 5429 5430 /* 5431 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5432 */ 5433 @Override 5434 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5435 int targetUserId) { 5436 mContext.enforceCallingOrSelfPermission( 5437 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5438 List<CrossProfileIntentFilter> matches = 5439 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5440 if (matches != null) { 5441 int size = matches.size(); 5442 for (int i = 0; i < size; i++) { 5443 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5444 } 5445 } 5446 if (hasWebURI(intent)) { 5447 // cross-profile app linking works only towards the parent. 5448 final UserInfo parent = getProfileParent(sourceUserId); 5449 synchronized(mPackages) { 5450 int flags = updateFlagsForResolve(0, parent.id, intent); 5451 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5452 intent, resolvedType, flags, sourceUserId, parent.id); 5453 return xpDomainInfo != null; 5454 } 5455 } 5456 return false; 5457 } 5458 5459 private UserInfo getProfileParent(int userId) { 5460 final long identity = Binder.clearCallingIdentity(); 5461 try { 5462 return sUserManager.getProfileParent(userId); 5463 } finally { 5464 Binder.restoreCallingIdentity(identity); 5465 } 5466 } 5467 5468 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5469 String resolvedType, int userId) { 5470 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5471 if (resolver != null) { 5472 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, 5473 false /*visibleToEphemeral*/, false /*isEphemeral*/, userId); 5474 } 5475 return null; 5476 } 5477 5478 @Override 5479 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5480 String resolvedType, int flags, int userId) { 5481 try { 5482 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5483 5484 return new ParceledListSlice<>( 5485 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5486 } finally { 5487 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5488 } 5489 } 5490 5491 /** 5492 * Returns the package name of the calling Uid if it's an ephemeral app. If it isn't 5493 * ephemeral, returns {@code null}. 5494 */ 5495 private String getEphemeralPackageName(int callingUid) { 5496 final int appId = UserHandle.getAppId(callingUid); 5497 synchronized (mPackages) { 5498 final Object obj = mSettings.getUserIdLPr(appId); 5499 if (obj instanceof PackageSetting) { 5500 final PackageSetting ps = (PackageSetting) obj; 5501 return ps.pkg.applicationInfo.isEphemeralApp() ? ps.pkg.packageName : null; 5502 } 5503 } 5504 return null; 5505 } 5506 5507 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5508 String resolvedType, int flags, int userId) { 5509 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5510 final String ephemeralPkgName = getEphemeralPackageName(Binder.getCallingUid()); 5511 flags = updateFlagsForResolve(flags, userId, intent); 5512 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5513 false /* requireFullPermission */, false /* checkShell */, 5514 "query intent activities"); 5515 ComponentName comp = intent.getComponent(); 5516 if (comp == null) { 5517 if (intent.getSelector() != null) { 5518 intent = intent.getSelector(); 5519 comp = intent.getComponent(); 5520 } 5521 } 5522 5523 if (comp != null) { 5524 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5525 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5526 if (ai != null) { 5527 final ResolveInfo ri = new ResolveInfo(); 5528 ri.activityInfo = ai; 5529 list.add(ri); 5530 } 5531 return list; 5532 } 5533 5534 // reader 5535 boolean sortResult = false; 5536 boolean addEphemeral = false; 5537 List<ResolveInfo> result; 5538 final String pkgName = intent.getPackage(); 5539 synchronized (mPackages) { 5540 if (pkgName == null) { 5541 List<CrossProfileIntentFilter> matchingFilters = 5542 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5543 // Check for results that need to skip the current profile. 5544 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5545 resolvedType, flags, userId); 5546 if (xpResolveInfo != null) { 5547 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 5548 xpResult.add(xpResolveInfo); 5549 return filterForEphemeral( 5550 filterIfNotSystemUser(xpResult, userId), ephemeralPkgName); 5551 } 5552 5553 // Check for results in the current profile. 5554 result = filterIfNotSystemUser(mActivities.queryIntent( 5555 intent, resolvedType, flags, userId), userId); 5556 addEphemeral = 5557 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 5558 5559 // Check for cross profile results. 5560 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5561 xpResolveInfo = queryCrossProfileIntents( 5562 matchingFilters, intent, resolvedType, flags, userId, 5563 hasNonNegativePriorityResult); 5564 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5565 boolean isVisibleToUser = filterIfNotSystemUser( 5566 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5567 if (isVisibleToUser) { 5568 result.add(xpResolveInfo); 5569 sortResult = true; 5570 } 5571 } 5572 if (hasWebURI(intent)) { 5573 CrossProfileDomainInfo xpDomainInfo = null; 5574 final UserInfo parent = getProfileParent(userId); 5575 if (parent != null) { 5576 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5577 flags, userId, parent.id); 5578 } 5579 if (xpDomainInfo != null) { 5580 if (xpResolveInfo != null) { 5581 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5582 // in the result. 5583 result.remove(xpResolveInfo); 5584 } 5585 if (result.size() == 0 && !addEphemeral) { 5586 // No result in current profile, but found candidate in parent user. 5587 // And we are not going to add emphemeral app, so we can return the 5588 // result straight away. 5589 result.add(xpDomainInfo.resolveInfo); 5590 return filterForEphemeral(result, ephemeralPkgName); 5591 } 5592 } else if (result.size() <= 1 && !addEphemeral) { 5593 // No result in parent user and <= 1 result in current profile, and we 5594 // are not going to add emphemeral app, so we can return the result without 5595 // further processing. 5596 return filterForEphemeral(result, ephemeralPkgName); 5597 } 5598 // We have more than one candidate (combining results from current and parent 5599 // profile), so we need filtering and sorting. 5600 result = filterCandidatesWithDomainPreferredActivitiesLPr( 5601 intent, flags, result, xpDomainInfo, userId); 5602 sortResult = true; 5603 } 5604 } else { 5605 final PackageParser.Package pkg = mPackages.get(pkgName); 5606 if (pkg != null) { 5607 result = filterIfNotSystemUser( 5608 mActivities.queryIntentForPackage( 5609 intent, resolvedType, flags, pkg.activities, userId), 5610 userId); 5611 } else { 5612 // the caller wants to resolve for a particular package; however, there 5613 // were no installed results, so, try to find an ephemeral result 5614 addEphemeral = isEphemeralAllowed( 5615 intent, null /*result*/, userId, true /*skipPackageCheck*/); 5616 result = new ArrayList<ResolveInfo>(); 5617 } 5618 } 5619 } 5620 if (addEphemeral) { 5621 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 5622 final EphemeralRequest requestObject = new EphemeralRequest( 5623 null /*responseObj*/, intent /*origIntent*/, resolvedType, 5624 null /*launchIntent*/, null /*callingPackage*/, userId); 5625 final EphemeralResponse intentInfo = EphemeralResolver.doEphemeralResolutionPhaseOne( 5626 mContext, mEphemeralResolverConnection, requestObject); 5627 if (intentInfo != null) { 5628 if (DEBUG_EPHEMERAL) { 5629 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 5630 } 5631 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 5632 ephemeralInstaller.ephemeralResponse = intentInfo; 5633 // make sure this resolver is the default 5634 ephemeralInstaller.isDefault = true; 5635 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 5636 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 5637 // add a non-generic filter 5638 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 5639 ephemeralInstaller.filter.addDataPath( 5640 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 5641 result.add(ephemeralInstaller); 5642 } 5643 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5644 } 5645 if (sortResult) { 5646 Collections.sort(result, mResolvePrioritySorter); 5647 } 5648 return filterForEphemeral(result, ephemeralPkgName); 5649 } 5650 5651 private static class CrossProfileDomainInfo { 5652 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5653 ResolveInfo resolveInfo; 5654 /* Best domain verification status of the activities found in the other profile */ 5655 int bestDomainVerificationStatus; 5656 } 5657 5658 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5659 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5660 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5661 sourceUserId)) { 5662 return null; 5663 } 5664 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5665 resolvedType, flags, parentUserId); 5666 5667 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5668 return null; 5669 } 5670 CrossProfileDomainInfo result = null; 5671 int size = resultTargetUser.size(); 5672 for (int i = 0; i < size; i++) { 5673 ResolveInfo riTargetUser = resultTargetUser.get(i); 5674 // Intent filter verification is only for filters that specify a host. So don't return 5675 // those that handle all web uris. 5676 if (riTargetUser.handleAllWebDataURI) { 5677 continue; 5678 } 5679 String packageName = riTargetUser.activityInfo.packageName; 5680 PackageSetting ps = mSettings.mPackages.get(packageName); 5681 if (ps == null) { 5682 continue; 5683 } 5684 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5685 int status = (int)(verificationState >> 32); 5686 if (result == null) { 5687 result = new CrossProfileDomainInfo(); 5688 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5689 sourceUserId, parentUserId); 5690 result.bestDomainVerificationStatus = status; 5691 } else { 5692 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5693 result.bestDomainVerificationStatus); 5694 } 5695 } 5696 // Don't consider matches with status NEVER across profiles. 5697 if (result != null && result.bestDomainVerificationStatus 5698 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5699 return null; 5700 } 5701 return result; 5702 } 5703 5704 /** 5705 * Verification statuses are ordered from the worse to the best, except for 5706 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5707 */ 5708 private int bestDomainVerificationStatus(int status1, int status2) { 5709 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5710 return status2; 5711 } 5712 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5713 return status1; 5714 } 5715 return (int) MathUtils.max(status1, status2); 5716 } 5717 5718 private boolean isUserEnabled(int userId) { 5719 long callingId = Binder.clearCallingIdentity(); 5720 try { 5721 UserInfo userInfo = sUserManager.getUserInfo(userId); 5722 return userInfo != null && userInfo.isEnabled(); 5723 } finally { 5724 Binder.restoreCallingIdentity(callingId); 5725 } 5726 } 5727 5728 /** 5729 * Filter out activities with systemUserOnly flag set, when current user is not System. 5730 * 5731 * @return filtered list 5732 */ 5733 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5734 if (userId == UserHandle.USER_SYSTEM) { 5735 return resolveInfos; 5736 } 5737 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5738 ResolveInfo info = resolveInfos.get(i); 5739 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5740 resolveInfos.remove(i); 5741 } 5742 } 5743 return resolveInfos; 5744 } 5745 5746 /** 5747 * Filters out ephemeral activities. 5748 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 5749 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 5750 * 5751 * @param resolveInfos The pre-filtered list of resolved activities 5752 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 5753 * is performed. 5754 * @return A filtered list of resolved activities. 5755 */ 5756 private List<ResolveInfo> filterForEphemeral(List<ResolveInfo> resolveInfos, 5757 String ephemeralPkgName) { 5758 if (ephemeralPkgName == null) { 5759 return resolveInfos; 5760 } 5761 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5762 ResolveInfo info = resolveInfos.get(i); 5763 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isEphemeralApp(); 5764 // allow activities that are defined in the provided package 5765 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 5766 continue; 5767 } 5768 // allow activities that have been explicitly exposed to ephemeral apps 5769 if (!isEphemeralApp 5770 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 5771 continue; 5772 } 5773 resolveInfos.remove(i); 5774 } 5775 return resolveInfos; 5776 } 5777 5778 /** 5779 * @param resolveInfos list of resolve infos in descending priority order 5780 * @return if the list contains a resolve info with non-negative priority 5781 */ 5782 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5783 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5784 } 5785 5786 private static boolean hasWebURI(Intent intent) { 5787 if (intent.getData() == null) { 5788 return false; 5789 } 5790 final String scheme = intent.getScheme(); 5791 if (TextUtils.isEmpty(scheme)) { 5792 return false; 5793 } 5794 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5795 } 5796 5797 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5798 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5799 int userId) { 5800 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5801 5802 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5803 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5804 candidates.size()); 5805 } 5806 5807 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5808 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5809 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5810 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5811 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5812 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5813 5814 synchronized (mPackages) { 5815 final int count = candidates.size(); 5816 // First, try to use linked apps. Partition the candidates into four lists: 5817 // one for the final results, one for the "do not use ever", one for "undefined status" 5818 // and finally one for "browser app type". 5819 for (int n=0; n<count; n++) { 5820 ResolveInfo info = candidates.get(n); 5821 String packageName = info.activityInfo.packageName; 5822 PackageSetting ps = mSettings.mPackages.get(packageName); 5823 if (ps != null) { 5824 // Add to the special match all list (Browser use case) 5825 if (info.handleAllWebDataURI) { 5826 matchAllList.add(info); 5827 continue; 5828 } 5829 // Try to get the status from User settings first 5830 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5831 int status = (int)(packedStatus >> 32); 5832 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5833 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5834 if (DEBUG_DOMAIN_VERIFICATION) { 5835 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5836 + " : linkgen=" + linkGeneration); 5837 } 5838 // Use link-enabled generation as preferredOrder, i.e. 5839 // prefer newly-enabled over earlier-enabled. 5840 info.preferredOrder = linkGeneration; 5841 alwaysList.add(info); 5842 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5843 if (DEBUG_DOMAIN_VERIFICATION) { 5844 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5845 } 5846 neverList.add(info); 5847 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5848 if (DEBUG_DOMAIN_VERIFICATION) { 5849 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5850 } 5851 alwaysAskList.add(info); 5852 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5853 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5854 if (DEBUG_DOMAIN_VERIFICATION) { 5855 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5856 } 5857 undefinedList.add(info); 5858 } 5859 } 5860 } 5861 5862 // We'll want to include browser possibilities in a few cases 5863 boolean includeBrowser = false; 5864 5865 // First try to add the "always" resolution(s) for the current user, if any 5866 if (alwaysList.size() > 0) { 5867 result.addAll(alwaysList); 5868 } else { 5869 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5870 result.addAll(undefinedList); 5871 // Maybe add one for the other profile. 5872 if (xpDomainInfo != null && ( 5873 xpDomainInfo.bestDomainVerificationStatus 5874 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5875 result.add(xpDomainInfo.resolveInfo); 5876 } 5877 includeBrowser = true; 5878 } 5879 5880 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5881 // If there were 'always' entries their preferred order has been set, so we also 5882 // back that off to make the alternatives equivalent 5883 if (alwaysAskList.size() > 0) { 5884 for (ResolveInfo i : result) { 5885 i.preferredOrder = 0; 5886 } 5887 result.addAll(alwaysAskList); 5888 includeBrowser = true; 5889 } 5890 5891 if (includeBrowser) { 5892 // Also add browsers (all of them or only the default one) 5893 if (DEBUG_DOMAIN_VERIFICATION) { 5894 Slog.v(TAG, " ...including browsers in candidate set"); 5895 } 5896 if ((matchFlags & MATCH_ALL) != 0) { 5897 result.addAll(matchAllList); 5898 } else { 5899 // Browser/generic handling case. If there's a default browser, go straight 5900 // to that (but only if there is no other higher-priority match). 5901 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5902 int maxMatchPrio = 0; 5903 ResolveInfo defaultBrowserMatch = null; 5904 final int numCandidates = matchAllList.size(); 5905 for (int n = 0; n < numCandidates; n++) { 5906 ResolveInfo info = matchAllList.get(n); 5907 // track the highest overall match priority... 5908 if (info.priority > maxMatchPrio) { 5909 maxMatchPrio = info.priority; 5910 } 5911 // ...and the highest-priority default browser match 5912 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5913 if (defaultBrowserMatch == null 5914 || (defaultBrowserMatch.priority < info.priority)) { 5915 if (debug) { 5916 Slog.v(TAG, "Considering default browser match " + info); 5917 } 5918 defaultBrowserMatch = info; 5919 } 5920 } 5921 } 5922 if (defaultBrowserMatch != null 5923 && defaultBrowserMatch.priority >= maxMatchPrio 5924 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5925 { 5926 if (debug) { 5927 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5928 } 5929 result.add(defaultBrowserMatch); 5930 } else { 5931 result.addAll(matchAllList); 5932 } 5933 } 5934 5935 // If there is nothing selected, add all candidates and remove the ones that the user 5936 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5937 if (result.size() == 0) { 5938 result.addAll(candidates); 5939 result.removeAll(neverList); 5940 } 5941 } 5942 } 5943 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5944 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5945 result.size()); 5946 for (ResolveInfo info : result) { 5947 Slog.v(TAG, " + " + info.activityInfo); 5948 } 5949 } 5950 return result; 5951 } 5952 5953 // Returns a packed value as a long: 5954 // 5955 // high 'int'-sized word: link status: undefined/ask/never/always. 5956 // low 'int'-sized word: relative priority among 'always' results. 5957 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5958 long result = ps.getDomainVerificationStatusForUser(userId); 5959 // if none available, get the master status 5960 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5961 if (ps.getIntentFilterVerificationInfo() != null) { 5962 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5963 } 5964 } 5965 return result; 5966 } 5967 5968 private ResolveInfo querySkipCurrentProfileIntents( 5969 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5970 int flags, int sourceUserId) { 5971 if (matchingFilters != null) { 5972 int size = matchingFilters.size(); 5973 for (int i = 0; i < size; i ++) { 5974 CrossProfileIntentFilter filter = matchingFilters.get(i); 5975 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5976 // Checking if there are activities in the target user that can handle the 5977 // intent. 5978 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5979 resolvedType, flags, sourceUserId); 5980 if (resolveInfo != null) { 5981 return resolveInfo; 5982 } 5983 } 5984 } 5985 } 5986 return null; 5987 } 5988 5989 // Return matching ResolveInfo in target user if any. 5990 private ResolveInfo queryCrossProfileIntents( 5991 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5992 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5993 if (matchingFilters != null) { 5994 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5995 // match the same intent. For performance reasons, it is better not to 5996 // run queryIntent twice for the same userId 5997 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5998 int size = matchingFilters.size(); 5999 for (int i = 0; i < size; i++) { 6000 CrossProfileIntentFilter filter = matchingFilters.get(i); 6001 int targetUserId = filter.getTargetUserId(); 6002 boolean skipCurrentProfile = 6003 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6004 boolean skipCurrentProfileIfNoMatchFound = 6005 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6006 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6007 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6008 // Checking if there are activities in the target user that can handle the 6009 // intent. 6010 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6011 resolvedType, flags, sourceUserId); 6012 if (resolveInfo != null) return resolveInfo; 6013 alreadyTriedUserIds.put(targetUserId, true); 6014 } 6015 } 6016 } 6017 return null; 6018 } 6019 6020 /** 6021 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6022 * will forward the intent to the filter's target user. 6023 * Otherwise, returns null. 6024 */ 6025 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6026 String resolvedType, int flags, int sourceUserId) { 6027 int targetUserId = filter.getTargetUserId(); 6028 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6029 resolvedType, flags, targetUserId); 6030 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6031 // If all the matches in the target profile are suspended, return null. 6032 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6033 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6034 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6035 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6036 targetUserId); 6037 } 6038 } 6039 } 6040 return null; 6041 } 6042 6043 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6044 int sourceUserId, int targetUserId) { 6045 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6046 long ident = Binder.clearCallingIdentity(); 6047 boolean targetIsProfile; 6048 try { 6049 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6050 } finally { 6051 Binder.restoreCallingIdentity(ident); 6052 } 6053 String className; 6054 if (targetIsProfile) { 6055 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6056 } else { 6057 className = FORWARD_INTENT_TO_PARENT; 6058 } 6059 ComponentName forwardingActivityComponentName = new ComponentName( 6060 mAndroidApplication.packageName, className); 6061 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6062 sourceUserId); 6063 if (!targetIsProfile) { 6064 forwardingActivityInfo.showUserIcon = targetUserId; 6065 forwardingResolveInfo.noResourceId = true; 6066 } 6067 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6068 forwardingResolveInfo.priority = 0; 6069 forwardingResolveInfo.preferredOrder = 0; 6070 forwardingResolveInfo.match = 0; 6071 forwardingResolveInfo.isDefault = true; 6072 forwardingResolveInfo.filter = filter; 6073 forwardingResolveInfo.targetUserId = targetUserId; 6074 return forwardingResolveInfo; 6075 } 6076 6077 @Override 6078 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6079 Intent[] specifics, String[] specificTypes, Intent intent, 6080 String resolvedType, int flags, int userId) { 6081 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6082 specificTypes, intent, resolvedType, flags, userId)); 6083 } 6084 6085 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6086 Intent[] specifics, String[] specificTypes, Intent intent, 6087 String resolvedType, int flags, int userId) { 6088 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6089 flags = updateFlagsForResolve(flags, userId, intent); 6090 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6091 false /* requireFullPermission */, false /* checkShell */, 6092 "query intent activity options"); 6093 final String resultsAction = intent.getAction(); 6094 6095 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6096 | PackageManager.GET_RESOLVED_FILTER, userId); 6097 6098 if (DEBUG_INTENT_MATCHING) { 6099 Log.v(TAG, "Query " + intent + ": " + results); 6100 } 6101 6102 int specificsPos = 0; 6103 int N; 6104 6105 // todo: note that the algorithm used here is O(N^2). This 6106 // isn't a problem in our current environment, but if we start running 6107 // into situations where we have more than 5 or 10 matches then this 6108 // should probably be changed to something smarter... 6109 6110 // First we go through and resolve each of the specific items 6111 // that were supplied, taking care of removing any corresponding 6112 // duplicate items in the generic resolve list. 6113 if (specifics != null) { 6114 for (int i=0; i<specifics.length; i++) { 6115 final Intent sintent = specifics[i]; 6116 if (sintent == null) { 6117 continue; 6118 } 6119 6120 if (DEBUG_INTENT_MATCHING) { 6121 Log.v(TAG, "Specific #" + i + ": " + sintent); 6122 } 6123 6124 String action = sintent.getAction(); 6125 if (resultsAction != null && resultsAction.equals(action)) { 6126 // If this action was explicitly requested, then don't 6127 // remove things that have it. 6128 action = null; 6129 } 6130 6131 ResolveInfo ri = null; 6132 ActivityInfo ai = null; 6133 6134 ComponentName comp = sintent.getComponent(); 6135 if (comp == null) { 6136 ri = resolveIntent( 6137 sintent, 6138 specificTypes != null ? specificTypes[i] : null, 6139 flags, userId); 6140 if (ri == null) { 6141 continue; 6142 } 6143 if (ri == mResolveInfo) { 6144 // ACK! Must do something better with this. 6145 } 6146 ai = ri.activityInfo; 6147 comp = new ComponentName(ai.applicationInfo.packageName, 6148 ai.name); 6149 } else { 6150 ai = getActivityInfo(comp, flags, userId); 6151 if (ai == null) { 6152 continue; 6153 } 6154 } 6155 6156 // Look for any generic query activities that are duplicates 6157 // of this specific one, and remove them from the results. 6158 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6159 N = results.size(); 6160 int j; 6161 for (j=specificsPos; j<N; j++) { 6162 ResolveInfo sri = results.get(j); 6163 if ((sri.activityInfo.name.equals(comp.getClassName()) 6164 && sri.activityInfo.applicationInfo.packageName.equals( 6165 comp.getPackageName())) 6166 || (action != null && sri.filter.matchAction(action))) { 6167 results.remove(j); 6168 if (DEBUG_INTENT_MATCHING) Log.v( 6169 TAG, "Removing duplicate item from " + j 6170 + " due to specific " + specificsPos); 6171 if (ri == null) { 6172 ri = sri; 6173 } 6174 j--; 6175 N--; 6176 } 6177 } 6178 6179 // Add this specific item to its proper place. 6180 if (ri == null) { 6181 ri = new ResolveInfo(); 6182 ri.activityInfo = ai; 6183 } 6184 results.add(specificsPos, ri); 6185 ri.specificIndex = i; 6186 specificsPos++; 6187 } 6188 } 6189 6190 // Now we go through the remaining generic results and remove any 6191 // duplicate actions that are found here. 6192 N = results.size(); 6193 for (int i=specificsPos; i<N-1; i++) { 6194 final ResolveInfo rii = results.get(i); 6195 if (rii.filter == null) { 6196 continue; 6197 } 6198 6199 // Iterate over all of the actions of this result's intent 6200 // filter... typically this should be just one. 6201 final Iterator<String> it = rii.filter.actionsIterator(); 6202 if (it == null) { 6203 continue; 6204 } 6205 while (it.hasNext()) { 6206 final String action = it.next(); 6207 if (resultsAction != null && resultsAction.equals(action)) { 6208 // If this action was explicitly requested, then don't 6209 // remove things that have it. 6210 continue; 6211 } 6212 for (int j=i+1; j<N; j++) { 6213 final ResolveInfo rij = results.get(j); 6214 if (rij.filter != null && rij.filter.hasAction(action)) { 6215 results.remove(j); 6216 if (DEBUG_INTENT_MATCHING) Log.v( 6217 TAG, "Removing duplicate item from " + j 6218 + " due to action " + action + " at " + i); 6219 j--; 6220 N--; 6221 } 6222 } 6223 } 6224 6225 // If the caller didn't request filter information, drop it now 6226 // so we don't have to marshall/unmarshall it. 6227 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6228 rii.filter = null; 6229 } 6230 } 6231 6232 // Filter out the caller activity if so requested. 6233 if (caller != null) { 6234 N = results.size(); 6235 for (int i=0; i<N; i++) { 6236 ActivityInfo ainfo = results.get(i).activityInfo; 6237 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6238 && caller.getClassName().equals(ainfo.name)) { 6239 results.remove(i); 6240 break; 6241 } 6242 } 6243 } 6244 6245 // If the caller didn't request filter information, 6246 // drop them now so we don't have to 6247 // marshall/unmarshall it. 6248 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6249 N = results.size(); 6250 for (int i=0; i<N; i++) { 6251 results.get(i).filter = null; 6252 } 6253 } 6254 6255 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6256 return results; 6257 } 6258 6259 @Override 6260 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6261 String resolvedType, int flags, int userId) { 6262 return new ParceledListSlice<>( 6263 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6264 } 6265 6266 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6267 String resolvedType, int flags, int userId) { 6268 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6269 flags = updateFlagsForResolve(flags, userId, intent); 6270 ComponentName comp = intent.getComponent(); 6271 if (comp == null) { 6272 if (intent.getSelector() != null) { 6273 intent = intent.getSelector(); 6274 comp = intent.getComponent(); 6275 } 6276 } 6277 if (comp != null) { 6278 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6279 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6280 if (ai != null) { 6281 ResolveInfo ri = new ResolveInfo(); 6282 ri.activityInfo = ai; 6283 list.add(ri); 6284 } 6285 return list; 6286 } 6287 6288 // reader 6289 synchronized (mPackages) { 6290 String pkgName = intent.getPackage(); 6291 if (pkgName == null) { 6292 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6293 } 6294 final PackageParser.Package pkg = mPackages.get(pkgName); 6295 if (pkg != null) { 6296 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6297 userId); 6298 } 6299 return Collections.emptyList(); 6300 } 6301 } 6302 6303 @Override 6304 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6305 if (!sUserManager.exists(userId)) return null; 6306 flags = updateFlagsForResolve(flags, userId, intent); 6307 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6308 if (query != null) { 6309 if (query.size() >= 1) { 6310 // If there is more than one service with the same priority, 6311 // just arbitrarily pick the first one. 6312 return query.get(0); 6313 } 6314 } 6315 return null; 6316 } 6317 6318 @Override 6319 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6320 String resolvedType, int flags, int userId) { 6321 return new ParceledListSlice<>( 6322 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6323 } 6324 6325 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6326 String resolvedType, int flags, int userId) { 6327 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6328 flags = updateFlagsForResolve(flags, userId, intent); 6329 ComponentName comp = intent.getComponent(); 6330 if (comp == null) { 6331 if (intent.getSelector() != null) { 6332 intent = intent.getSelector(); 6333 comp = intent.getComponent(); 6334 } 6335 } 6336 if (comp != null) { 6337 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6338 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6339 if (si != null) { 6340 final ResolveInfo ri = new ResolveInfo(); 6341 ri.serviceInfo = si; 6342 list.add(ri); 6343 } 6344 return list; 6345 } 6346 6347 // reader 6348 synchronized (mPackages) { 6349 String pkgName = intent.getPackage(); 6350 if (pkgName == null) { 6351 return mServices.queryIntent(intent, resolvedType, flags, userId); 6352 } 6353 final PackageParser.Package pkg = mPackages.get(pkgName); 6354 if (pkg != null) { 6355 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6356 userId); 6357 } 6358 return Collections.emptyList(); 6359 } 6360 } 6361 6362 @Override 6363 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6364 String resolvedType, int flags, int userId) { 6365 return new ParceledListSlice<>( 6366 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6367 } 6368 6369 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6370 Intent intent, String resolvedType, int flags, int userId) { 6371 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6372 flags = updateFlagsForResolve(flags, userId, intent); 6373 ComponentName comp = intent.getComponent(); 6374 if (comp == null) { 6375 if (intent.getSelector() != null) { 6376 intent = intent.getSelector(); 6377 comp = intent.getComponent(); 6378 } 6379 } 6380 if (comp != null) { 6381 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6382 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6383 if (pi != null) { 6384 final ResolveInfo ri = new ResolveInfo(); 6385 ri.providerInfo = pi; 6386 list.add(ri); 6387 } 6388 return list; 6389 } 6390 6391 // reader 6392 synchronized (mPackages) { 6393 String pkgName = intent.getPackage(); 6394 if (pkgName == null) { 6395 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6396 } 6397 final PackageParser.Package pkg = mPackages.get(pkgName); 6398 if (pkg != null) { 6399 return mProviders.queryIntentForPackage( 6400 intent, resolvedType, flags, pkg.providers, userId); 6401 } 6402 return Collections.emptyList(); 6403 } 6404 } 6405 6406 @Override 6407 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6408 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6409 flags = updateFlagsForPackage(flags, userId, null); 6410 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6411 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6412 true /* requireFullPermission */, false /* checkShell */, 6413 "get installed packages"); 6414 6415 // writer 6416 synchronized (mPackages) { 6417 ArrayList<PackageInfo> list; 6418 if (listUninstalled) { 6419 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 6420 for (PackageSetting ps : mSettings.mPackages.values()) { 6421 final PackageInfo pi; 6422 if (ps.pkg != null) { 6423 pi = generatePackageInfo(ps, flags, userId); 6424 } else { 6425 pi = generatePackageInfo(ps, flags, userId); 6426 } 6427 if (pi != null) { 6428 list.add(pi); 6429 } 6430 } 6431 } else { 6432 list = new ArrayList<PackageInfo>(mPackages.size()); 6433 for (PackageParser.Package p : mPackages.values()) { 6434 final PackageInfo pi = 6435 generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 6436 if (pi != null) { 6437 list.add(pi); 6438 } 6439 } 6440 } 6441 6442 return new ParceledListSlice<PackageInfo>(list); 6443 } 6444 } 6445 6446 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6447 String[] permissions, boolean[] tmp, int flags, int userId) { 6448 int numMatch = 0; 6449 final PermissionsState permissionsState = ps.getPermissionsState(); 6450 for (int i=0; i<permissions.length; i++) { 6451 final String permission = permissions[i]; 6452 if (permissionsState.hasPermission(permission, userId)) { 6453 tmp[i] = true; 6454 numMatch++; 6455 } else { 6456 tmp[i] = false; 6457 } 6458 } 6459 if (numMatch == 0) { 6460 return; 6461 } 6462 final PackageInfo pi; 6463 if (ps.pkg != null) { 6464 pi = generatePackageInfo(ps, flags, userId); 6465 } else { 6466 pi = generatePackageInfo(ps, flags, userId); 6467 } 6468 // The above might return null in cases of uninstalled apps or install-state 6469 // skew across users/profiles. 6470 if (pi != null) { 6471 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6472 if (numMatch == permissions.length) { 6473 pi.requestedPermissions = permissions; 6474 } else { 6475 pi.requestedPermissions = new String[numMatch]; 6476 numMatch = 0; 6477 for (int i=0; i<permissions.length; i++) { 6478 if (tmp[i]) { 6479 pi.requestedPermissions[numMatch] = permissions[i]; 6480 numMatch++; 6481 } 6482 } 6483 } 6484 } 6485 list.add(pi); 6486 } 6487 } 6488 6489 @Override 6490 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6491 String[] permissions, int flags, int userId) { 6492 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6493 flags = updateFlagsForPackage(flags, userId, permissions); 6494 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6495 true /* requireFullPermission */, false /* checkShell */, 6496 "get packages holding permissions"); 6497 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6498 6499 // writer 6500 synchronized (mPackages) { 6501 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6502 boolean[] tmpBools = new boolean[permissions.length]; 6503 if (listUninstalled) { 6504 for (PackageSetting ps : mSettings.mPackages.values()) { 6505 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6506 userId); 6507 } 6508 } else { 6509 for (PackageParser.Package pkg : mPackages.values()) { 6510 PackageSetting ps = (PackageSetting)pkg.mExtras; 6511 if (ps != null) { 6512 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6513 userId); 6514 } 6515 } 6516 } 6517 6518 return new ParceledListSlice<PackageInfo>(list); 6519 } 6520 } 6521 6522 @Override 6523 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 6524 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6525 flags = updateFlagsForApplication(flags, userId, null); 6526 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6527 6528 // writer 6529 synchronized (mPackages) { 6530 ArrayList<ApplicationInfo> list; 6531 if (listUninstalled) { 6532 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 6533 for (PackageSetting ps : mSettings.mPackages.values()) { 6534 ApplicationInfo ai; 6535 int effectiveFlags = flags; 6536 if (ps.isSystem()) { 6537 effectiveFlags |= PackageManager.MATCH_ANY_USER; 6538 } 6539 if (ps.pkg != null) { 6540 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 6541 ps.readUserState(userId), userId); 6542 } else { 6543 ai = generateApplicationInfoFromSettingsLPw(ps.name, effectiveFlags, 6544 userId); 6545 } 6546 if (ai != null) { 6547 list.add(ai); 6548 } 6549 } 6550 } else { 6551 list = new ArrayList<ApplicationInfo>(mPackages.size()); 6552 for (PackageParser.Package p : mPackages.values()) { 6553 if (p.mExtras != null) { 6554 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6555 ((PackageSetting)p.mExtras).readUserState(userId), userId); 6556 if (ai != null) { 6557 list.add(ai); 6558 } 6559 } 6560 } 6561 } 6562 6563 return new ParceledListSlice<ApplicationInfo>(list); 6564 } 6565 } 6566 6567 @Override 6568 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 6569 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6570 return null; 6571 } 6572 6573 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6574 "getEphemeralApplications"); 6575 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6576 true /* requireFullPermission */, false /* checkShell */, 6577 "getEphemeralApplications"); 6578 synchronized (mPackages) { 6579 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 6580 .getEphemeralApplicationsLPw(userId); 6581 if (ephemeralApps != null) { 6582 return new ParceledListSlice<>(ephemeralApps); 6583 } 6584 } 6585 return null; 6586 } 6587 6588 @Override 6589 public boolean isEphemeralApplication(String packageName, int userId) { 6590 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6591 true /* requireFullPermission */, false /* checkShell */, 6592 "isEphemeral"); 6593 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6594 return false; 6595 } 6596 6597 if (!isCallerSameApp(packageName)) { 6598 return false; 6599 } 6600 synchronized (mPackages) { 6601 PackageParser.Package pkg = mPackages.get(packageName); 6602 if (pkg != null) { 6603 return pkg.applicationInfo.isEphemeralApp(); 6604 } 6605 } 6606 return false; 6607 } 6608 6609 @Override 6610 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 6611 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6612 return null; 6613 } 6614 6615 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6616 true /* requireFullPermission */, false /* checkShell */, 6617 "getCookie"); 6618 if (!isCallerSameApp(packageName)) { 6619 return null; 6620 } 6621 synchronized (mPackages) { 6622 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 6623 packageName, userId); 6624 } 6625 } 6626 6627 @Override 6628 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 6629 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6630 return true; 6631 } 6632 6633 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6634 true /* requireFullPermission */, true /* checkShell */, 6635 "setCookie"); 6636 if (!isCallerSameApp(packageName)) { 6637 return false; 6638 } 6639 synchronized (mPackages) { 6640 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 6641 packageName, cookie, userId); 6642 } 6643 } 6644 6645 @Override 6646 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 6647 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6648 return null; 6649 } 6650 6651 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6652 "getEphemeralApplicationIcon"); 6653 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6654 true /* requireFullPermission */, false /* checkShell */, 6655 "getEphemeralApplicationIcon"); 6656 synchronized (mPackages) { 6657 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 6658 packageName, userId); 6659 } 6660 } 6661 6662 private boolean isCallerSameApp(String packageName) { 6663 PackageParser.Package pkg = mPackages.get(packageName); 6664 return pkg != null 6665 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6666 } 6667 6668 @Override 6669 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 6670 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 6671 } 6672 6673 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 6674 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6675 6676 // reader 6677 synchronized (mPackages) { 6678 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6679 final int userId = UserHandle.getCallingUserId(); 6680 while (i.hasNext()) { 6681 final PackageParser.Package p = i.next(); 6682 if (p.applicationInfo == null) continue; 6683 6684 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 6685 && !p.applicationInfo.isDirectBootAware(); 6686 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 6687 && p.applicationInfo.isDirectBootAware(); 6688 6689 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 6690 && (!mSafeMode || isSystemApp(p)) 6691 && (matchesUnaware || matchesAware)) { 6692 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6693 if (ps != null) { 6694 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6695 ps.readUserState(userId), userId); 6696 if (ai != null) { 6697 finalList.add(ai); 6698 } 6699 } 6700 } 6701 } 6702 } 6703 6704 return finalList; 6705 } 6706 6707 @Override 6708 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6709 if (!sUserManager.exists(userId)) return null; 6710 flags = updateFlagsForComponent(flags, userId, name); 6711 // reader 6712 synchronized (mPackages) { 6713 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6714 PackageSetting ps = provider != null 6715 ? mSettings.mPackages.get(provider.owner.packageName) 6716 : null; 6717 return ps != null 6718 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6719 ? PackageParser.generateProviderInfo(provider, flags, 6720 ps.readUserState(userId), userId) 6721 : null; 6722 } 6723 } 6724 6725 /** 6726 * @deprecated 6727 */ 6728 @Deprecated 6729 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6730 // reader 6731 synchronized (mPackages) { 6732 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6733 .entrySet().iterator(); 6734 final int userId = UserHandle.getCallingUserId(); 6735 while (i.hasNext()) { 6736 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6737 PackageParser.Provider p = entry.getValue(); 6738 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6739 6740 if (ps != null && p.syncable 6741 && (!mSafeMode || (p.info.applicationInfo.flags 6742 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6743 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6744 ps.readUserState(userId), userId); 6745 if (info != null) { 6746 outNames.add(entry.getKey()); 6747 outInfo.add(info); 6748 } 6749 } 6750 } 6751 } 6752 } 6753 6754 @Override 6755 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6756 int uid, int flags) { 6757 final int userId = processName != null ? UserHandle.getUserId(uid) 6758 : UserHandle.getCallingUserId(); 6759 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6760 flags = updateFlagsForComponent(flags, userId, processName); 6761 6762 ArrayList<ProviderInfo> finalList = null; 6763 // reader 6764 synchronized (mPackages) { 6765 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6766 while (i.hasNext()) { 6767 final PackageParser.Provider p = i.next(); 6768 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6769 if (ps != null && p.info.authority != null 6770 && (processName == null 6771 || (p.info.processName.equals(processName) 6772 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6773 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6774 if (finalList == null) { 6775 finalList = new ArrayList<ProviderInfo>(3); 6776 } 6777 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6778 ps.readUserState(userId), userId); 6779 if (info != null) { 6780 finalList.add(info); 6781 } 6782 } 6783 } 6784 } 6785 6786 if (finalList != null) { 6787 Collections.sort(finalList, mProviderInitOrderSorter); 6788 return new ParceledListSlice<ProviderInfo>(finalList); 6789 } 6790 6791 return ParceledListSlice.emptyList(); 6792 } 6793 6794 @Override 6795 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6796 // reader 6797 synchronized (mPackages) { 6798 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6799 return PackageParser.generateInstrumentationInfo(i, flags); 6800 } 6801 } 6802 6803 @Override 6804 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 6805 String targetPackage, int flags) { 6806 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 6807 } 6808 6809 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 6810 int flags) { 6811 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 6812 6813 // reader 6814 synchronized (mPackages) { 6815 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6816 while (i.hasNext()) { 6817 final PackageParser.Instrumentation p = i.next(); 6818 if (targetPackage == null 6819 || targetPackage.equals(p.info.targetPackage)) { 6820 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6821 flags); 6822 if (ii != null) { 6823 finalList.add(ii); 6824 } 6825 } 6826 } 6827 } 6828 6829 return finalList; 6830 } 6831 6832 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6833 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6834 if (overlays == null) { 6835 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6836 return; 6837 } 6838 for (PackageParser.Package opkg : overlays.values()) { 6839 // Not much to do if idmap fails: we already logged the error 6840 // and we certainly don't want to abort installation of pkg simply 6841 // because an overlay didn't fit properly. For these reasons, 6842 // ignore the return value of createIdmapForPackagePairLI. 6843 createIdmapForPackagePairLI(pkg, opkg); 6844 } 6845 } 6846 6847 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6848 PackageParser.Package opkg) { 6849 if (!opkg.mTrustedOverlay) { 6850 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6851 opkg.baseCodePath + ": overlay not trusted"); 6852 return false; 6853 } 6854 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6855 if (overlaySet == null) { 6856 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6857 opkg.baseCodePath + " but target package has no known overlays"); 6858 return false; 6859 } 6860 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6861 // TODO: generate idmap for split APKs 6862 try { 6863 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6864 } catch (InstallerException e) { 6865 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6866 + opkg.baseCodePath); 6867 return false; 6868 } 6869 PackageParser.Package[] overlayArray = 6870 overlaySet.values().toArray(new PackageParser.Package[0]); 6871 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6872 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6873 return p1.mOverlayPriority - p2.mOverlayPriority; 6874 } 6875 }; 6876 Arrays.sort(overlayArray, cmp); 6877 6878 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6879 int i = 0; 6880 for (PackageParser.Package p : overlayArray) { 6881 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6882 } 6883 return true; 6884 } 6885 6886 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6887 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 6888 try { 6889 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6890 } finally { 6891 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6892 } 6893 } 6894 6895 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6896 final File[] files = dir.listFiles(); 6897 if (ArrayUtils.isEmpty(files)) { 6898 Log.d(TAG, "No files in app dir " + dir); 6899 return; 6900 } 6901 6902 if (DEBUG_PACKAGE_SCANNING) { 6903 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6904 + " flags=0x" + Integer.toHexString(parseFlags)); 6905 } 6906 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 6907 mSeparateProcesses, mOnlyCore, mMetrics); 6908 6909 // Submit files for parsing in parallel 6910 int fileCount = 0; 6911 for (File file : files) { 6912 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6913 && !PackageInstallerService.isStageName(file.getName()); 6914 if (!isPackage) { 6915 // Ignore entries which are not packages 6916 continue; 6917 } 6918 parallelPackageParser.submit(file, parseFlags); 6919 fileCount++; 6920 } 6921 6922 // Process results one by one 6923 for (; fileCount > 0; fileCount--) { 6924 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 6925 Throwable throwable = parseResult.throwable; 6926 int errorCode = PackageManager.INSTALL_SUCCEEDED; 6927 6928 if (throwable == null) { 6929 try { 6930 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 6931 currentTime, null); 6932 } catch (PackageManagerException e) { 6933 errorCode = e.error; 6934 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 6935 } 6936 } else if (throwable instanceof PackageParser.PackageParserException) { 6937 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 6938 throwable; 6939 errorCode = e.error; 6940 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 6941 } else { 6942 throw new IllegalStateException("Unexpected exception occurred while parsing " 6943 + parseResult.scanFile, throwable); 6944 } 6945 6946 // Delete invalid userdata apps 6947 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6948 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 6949 logCriticalInfo(Log.WARN, 6950 "Deleting invalid package at " + parseResult.scanFile); 6951 removeCodePathLI(parseResult.scanFile); 6952 } 6953 } 6954 parallelPackageParser.close(); 6955 } 6956 6957 private static File getSettingsProblemFile() { 6958 File dataDir = Environment.getDataDirectory(); 6959 File systemDir = new File(dataDir, "system"); 6960 File fname = new File(systemDir, "uiderrors.txt"); 6961 return fname; 6962 } 6963 6964 static void reportSettingsProblem(int priority, String msg) { 6965 logCriticalInfo(priority, msg); 6966 } 6967 6968 static void logCriticalInfo(int priority, String msg) { 6969 Slog.println(priority, TAG, msg); 6970 EventLogTags.writePmCriticalInfo(msg); 6971 try { 6972 File fname = getSettingsProblemFile(); 6973 FileOutputStream out = new FileOutputStream(fname, true); 6974 PrintWriter pw = new FastPrintWriter(out); 6975 SimpleDateFormat formatter = new SimpleDateFormat(); 6976 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6977 pw.println(dateString + ": " + msg); 6978 pw.close(); 6979 FileUtils.setPermissions( 6980 fname.toString(), 6981 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6982 -1, -1); 6983 } catch (java.io.IOException e) { 6984 } 6985 } 6986 6987 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 6988 if (srcFile.isDirectory()) { 6989 final File baseFile = new File(pkg.baseCodePath); 6990 long maxModifiedTime = baseFile.lastModified(); 6991 if (pkg.splitCodePaths != null) { 6992 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 6993 final File splitFile = new File(pkg.splitCodePaths[i]); 6994 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 6995 } 6996 } 6997 return maxModifiedTime; 6998 } 6999 return srcFile.lastModified(); 7000 } 7001 7002 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7003 final int policyFlags) throws PackageManagerException { 7004 // When upgrading from pre-N MR1, verify the package time stamp using the package 7005 // directory and not the APK file. 7006 final long lastModifiedTime = mIsPreNMR1Upgrade 7007 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7008 if (ps != null 7009 && ps.codePath.equals(srcFile) 7010 && ps.timeStamp == lastModifiedTime 7011 && !isCompatSignatureUpdateNeeded(pkg) 7012 && !isRecoverSignatureUpdateNeeded(pkg)) { 7013 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7014 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7015 ArraySet<PublicKey> signingKs; 7016 synchronized (mPackages) { 7017 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7018 } 7019 if (ps.signatures.mSignatures != null 7020 && ps.signatures.mSignatures.length != 0 7021 && signingKs != null) { 7022 // Optimization: reuse the existing cached certificates 7023 // if the package appears to be unchanged. 7024 pkg.mSignatures = ps.signatures.mSignatures; 7025 pkg.mSigningKeys = signingKs; 7026 return; 7027 } 7028 7029 Slog.w(TAG, "PackageSetting for " + ps.name 7030 + " is missing signatures. Collecting certs again to recover them."); 7031 } else { 7032 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7033 } 7034 7035 try { 7036 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7037 PackageParser.collectCertificates(pkg, policyFlags); 7038 } catch (PackageParserException e) { 7039 throw PackageManagerException.from(e); 7040 } finally { 7041 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7042 } 7043 } 7044 7045 /** 7046 * Traces a package scan. 7047 * @see #scanPackageLI(File, int, int, long, UserHandle) 7048 */ 7049 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7050 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7051 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7052 try { 7053 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7054 } finally { 7055 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7056 } 7057 } 7058 7059 /** 7060 * Scans a package and returns the newly parsed package. 7061 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7062 */ 7063 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7064 long currentTime, UserHandle user) throws PackageManagerException { 7065 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7066 PackageParser pp = new PackageParser(); 7067 pp.setSeparateProcesses(mSeparateProcesses); 7068 pp.setOnlyCoreApps(mOnlyCore); 7069 pp.setDisplayMetrics(mMetrics); 7070 7071 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7072 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7073 } 7074 7075 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7076 final PackageParser.Package pkg; 7077 try { 7078 pkg = pp.parsePackage(scanFile, parseFlags); 7079 } catch (PackageParserException e) { 7080 throw PackageManagerException.from(e); 7081 } finally { 7082 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7083 } 7084 7085 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7086 } 7087 7088 /** 7089 * Scans a package and returns the newly parsed package. 7090 * @throws PackageManagerException on a parse error. 7091 */ 7092 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7093 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7094 throws PackageManagerException { 7095 // If the package has children and this is the first dive in the function 7096 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7097 // packages (parent and children) would be successfully scanned before the 7098 // actual scan since scanning mutates internal state and we want to atomically 7099 // install the package and its children. 7100 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7101 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7102 scanFlags |= SCAN_CHECK_ONLY; 7103 } 7104 } else { 7105 scanFlags &= ~SCAN_CHECK_ONLY; 7106 } 7107 7108 // Scan the parent 7109 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7110 scanFlags, currentTime, user); 7111 7112 // Scan the children 7113 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7114 for (int i = 0; i < childCount; i++) { 7115 PackageParser.Package childPackage = pkg.childPackages.get(i); 7116 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7117 currentTime, user); 7118 } 7119 7120 7121 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7122 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7123 } 7124 7125 return scannedPkg; 7126 } 7127 7128 /** 7129 * Scans a package and returns the newly parsed package. 7130 * @throws PackageManagerException on a parse error. 7131 */ 7132 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7133 int policyFlags, int scanFlags, long currentTime, UserHandle user) 7134 throws PackageManagerException { 7135 PackageSetting ps = null; 7136 PackageSetting updatedPkg; 7137 // reader 7138 synchronized (mPackages) { 7139 // Look to see if we already know about this package. 7140 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7141 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7142 // This package has been renamed to its original name. Let's 7143 // use that. 7144 ps = mSettings.getPackageLPr(oldName); 7145 } 7146 // If there was no original package, see one for the real package name. 7147 if (ps == null) { 7148 ps = mSettings.getPackageLPr(pkg.packageName); 7149 } 7150 // Check to see if this package could be hiding/updating a system 7151 // package. Must look for it either under the original or real 7152 // package name depending on our state. 7153 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7154 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7155 7156 // If this is a package we don't know about on the system partition, we 7157 // may need to remove disabled child packages on the system partition 7158 // or may need to not add child packages if the parent apk is updated 7159 // on the data partition and no longer defines this child package. 7160 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7161 // If this is a parent package for an updated system app and this system 7162 // app got an OTA update which no longer defines some of the child packages 7163 // we have to prune them from the disabled system packages. 7164 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7165 if (disabledPs != null) { 7166 final int scannedChildCount = (pkg.childPackages != null) 7167 ? pkg.childPackages.size() : 0; 7168 final int disabledChildCount = disabledPs.childPackageNames != null 7169 ? disabledPs.childPackageNames.size() : 0; 7170 for (int i = 0; i < disabledChildCount; i++) { 7171 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7172 boolean disabledPackageAvailable = false; 7173 for (int j = 0; j < scannedChildCount; j++) { 7174 PackageParser.Package childPkg = pkg.childPackages.get(j); 7175 if (childPkg.packageName.equals(disabledChildPackageName)) { 7176 disabledPackageAvailable = true; 7177 break; 7178 } 7179 } 7180 if (!disabledPackageAvailable) { 7181 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7182 } 7183 } 7184 } 7185 } 7186 } 7187 7188 boolean updatedPkgBetter = false; 7189 // First check if this is a system package that may involve an update 7190 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7191 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7192 // it needs to drop FLAG_PRIVILEGED. 7193 if (locationIsPrivileged(scanFile)) { 7194 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7195 } else { 7196 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7197 } 7198 7199 if (ps != null && !ps.codePath.equals(scanFile)) { 7200 // The path has changed from what was last scanned... check the 7201 // version of the new path against what we have stored to determine 7202 // what to do. 7203 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7204 if (pkg.mVersionCode <= ps.versionCode) { 7205 // The system package has been updated and the code path does not match 7206 // Ignore entry. Skip it. 7207 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7208 + " ignored: updated version " + ps.versionCode 7209 + " better than this " + pkg.mVersionCode); 7210 if (!updatedPkg.codePath.equals(scanFile)) { 7211 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7212 + ps.name + " changing from " + updatedPkg.codePathString 7213 + " to " + scanFile); 7214 updatedPkg.codePath = scanFile; 7215 updatedPkg.codePathString = scanFile.toString(); 7216 updatedPkg.resourcePath = scanFile; 7217 updatedPkg.resourcePathString = scanFile.toString(); 7218 } 7219 updatedPkg.pkg = pkg; 7220 updatedPkg.versionCode = pkg.mVersionCode; 7221 7222 // Update the disabled system child packages to point to the package too. 7223 final int childCount = updatedPkg.childPackageNames != null 7224 ? updatedPkg.childPackageNames.size() : 0; 7225 for (int i = 0; i < childCount; i++) { 7226 String childPackageName = updatedPkg.childPackageNames.get(i); 7227 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7228 childPackageName); 7229 if (updatedChildPkg != null) { 7230 updatedChildPkg.pkg = pkg; 7231 updatedChildPkg.versionCode = pkg.mVersionCode; 7232 } 7233 } 7234 7235 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7236 + scanFile + " ignored: updated version " + ps.versionCode 7237 + " better than this " + pkg.mVersionCode); 7238 } else { 7239 // The current app on the system partition is better than 7240 // what we have updated to on the data partition; switch 7241 // back to the system partition version. 7242 // At this point, its safely assumed that package installation for 7243 // apps in system partition will go through. If not there won't be a working 7244 // version of the app 7245 // writer 7246 synchronized (mPackages) { 7247 // Just remove the loaded entries from package lists. 7248 mPackages.remove(ps.name); 7249 } 7250 7251 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7252 + " reverting from " + ps.codePathString 7253 + ": new version " + pkg.mVersionCode 7254 + " better than installed " + ps.versionCode); 7255 7256 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7257 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7258 synchronized (mInstallLock) { 7259 args.cleanUpResourcesLI(); 7260 } 7261 synchronized (mPackages) { 7262 mSettings.enableSystemPackageLPw(ps.name); 7263 } 7264 updatedPkgBetter = true; 7265 } 7266 } 7267 } 7268 7269 if (updatedPkg != null) { 7270 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7271 // initially 7272 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7273 7274 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7275 // flag set initially 7276 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7277 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7278 } 7279 } 7280 7281 // Verify certificates against what was last scanned 7282 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7283 7284 /* 7285 * A new system app appeared, but we already had a non-system one of the 7286 * same name installed earlier. 7287 */ 7288 boolean shouldHideSystemApp = false; 7289 if (updatedPkg == null && ps != null 7290 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7291 /* 7292 * Check to make sure the signatures match first. If they don't, 7293 * wipe the installed application and its data. 7294 */ 7295 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7296 != PackageManager.SIGNATURE_MATCH) { 7297 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7298 + " signatures don't match existing userdata copy; removing"); 7299 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7300 "scanPackageInternalLI")) { 7301 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7302 } 7303 ps = null; 7304 } else { 7305 /* 7306 * If the newly-added system app is an older version than the 7307 * already installed version, hide it. It will be scanned later 7308 * and re-added like an update. 7309 */ 7310 if (pkg.mVersionCode <= ps.versionCode) { 7311 shouldHideSystemApp = true; 7312 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7313 + " but new version " + pkg.mVersionCode + " better than installed " 7314 + ps.versionCode + "; hiding system"); 7315 } else { 7316 /* 7317 * The newly found system app is a newer version that the 7318 * one previously installed. Simply remove the 7319 * already-installed application and replace it with our own 7320 * while keeping the application data. 7321 */ 7322 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7323 + " reverting from " + ps.codePathString + ": new version " 7324 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7325 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7326 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7327 synchronized (mInstallLock) { 7328 args.cleanUpResourcesLI(); 7329 } 7330 } 7331 } 7332 } 7333 7334 // The apk is forward locked (not public) if its code and resources 7335 // are kept in different files. (except for app in either system or 7336 // vendor path). 7337 // TODO grab this value from PackageSettings 7338 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7339 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7340 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7341 } 7342 } 7343 7344 // TODO: extend to support forward-locked splits 7345 String resourcePath = null; 7346 String baseResourcePath = null; 7347 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7348 if (ps != null && ps.resourcePathString != null) { 7349 resourcePath = ps.resourcePathString; 7350 baseResourcePath = ps.resourcePathString; 7351 } else { 7352 // Should not happen at all. Just log an error. 7353 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7354 } 7355 } else { 7356 resourcePath = pkg.codePath; 7357 baseResourcePath = pkg.baseCodePath; 7358 } 7359 7360 // Set application objects path explicitly. 7361 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7362 pkg.setApplicationInfoCodePath(pkg.codePath); 7363 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7364 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7365 pkg.setApplicationInfoResourcePath(resourcePath); 7366 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7367 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7368 7369 // Note that we invoke the following method only if we are about to unpack an application 7370 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7371 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7372 7373 /* 7374 * If the system app should be overridden by a previously installed 7375 * data, hide the system app now and let the /data/app scan pick it up 7376 * again. 7377 */ 7378 if (shouldHideSystemApp) { 7379 synchronized (mPackages) { 7380 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7381 } 7382 } 7383 7384 return scannedPkg; 7385 } 7386 7387 private static String fixProcessName(String defProcessName, 7388 String processName) { 7389 if (processName == null) { 7390 return defProcessName; 7391 } 7392 return processName; 7393 } 7394 7395 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7396 throws PackageManagerException { 7397 if (pkgSetting.signatures.mSignatures != null) { 7398 // Already existing package. Make sure signatures match 7399 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7400 == PackageManager.SIGNATURE_MATCH; 7401 if (!match) { 7402 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7403 == PackageManager.SIGNATURE_MATCH; 7404 } 7405 if (!match) { 7406 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7407 == PackageManager.SIGNATURE_MATCH; 7408 } 7409 if (!match) { 7410 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7411 + pkg.packageName + " signatures do not match the " 7412 + "previously installed version; ignoring!"); 7413 } 7414 } 7415 7416 // Check for shared user signatures 7417 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7418 // Already existing package. Make sure signatures match 7419 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7420 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7421 if (!match) { 7422 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7423 == PackageManager.SIGNATURE_MATCH; 7424 } 7425 if (!match) { 7426 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7427 == PackageManager.SIGNATURE_MATCH; 7428 } 7429 if (!match) { 7430 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7431 "Package " + pkg.packageName 7432 + " has no signatures that match those in shared user " 7433 + pkgSetting.sharedUser.name + "; ignoring!"); 7434 } 7435 } 7436 } 7437 7438 /** 7439 * Enforces that only the system UID or root's UID can call a method exposed 7440 * via Binder. 7441 * 7442 * @param message used as message if SecurityException is thrown 7443 * @throws SecurityException if the caller is not system or root 7444 */ 7445 private static final void enforceSystemOrRoot(String message) { 7446 final int uid = Binder.getCallingUid(); 7447 if (uid != Process.SYSTEM_UID && uid != 0) { 7448 throw new SecurityException(message); 7449 } 7450 } 7451 7452 @Override 7453 public void performFstrimIfNeeded() { 7454 enforceSystemOrRoot("Only the system can request fstrim"); 7455 7456 // Before everything else, see whether we need to fstrim. 7457 try { 7458 IStorageManager sm = PackageHelper.getStorageManager(); 7459 if (sm != null) { 7460 boolean doTrim = false; 7461 final long interval = android.provider.Settings.Global.getLong( 7462 mContext.getContentResolver(), 7463 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7464 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7465 if (interval > 0) { 7466 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 7467 if (timeSinceLast > interval) { 7468 doTrim = true; 7469 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7470 + "; running immediately"); 7471 } 7472 } 7473 if (doTrim) { 7474 final boolean dexOptDialogShown; 7475 synchronized (mPackages) { 7476 dexOptDialogShown = mDexOptDialogShown; 7477 } 7478 if (!isFirstBoot() && dexOptDialogShown) { 7479 try { 7480 ActivityManager.getService().showBootMessage( 7481 mContext.getResources().getString( 7482 R.string.android_upgrading_fstrim), true); 7483 } catch (RemoteException e) { 7484 } 7485 } 7486 sm.runMaintenance(); 7487 } 7488 } else { 7489 Slog.e(TAG, "storageManager service unavailable!"); 7490 } 7491 } catch (RemoteException e) { 7492 // Can't happen; StorageManagerService is local 7493 } 7494 } 7495 7496 @Override 7497 public void updatePackagesIfNeeded() { 7498 enforceSystemOrRoot("Only the system can request package update"); 7499 7500 // We need to re-extract after an OTA. 7501 boolean causeUpgrade = isUpgrade(); 7502 7503 // First boot or factory reset. 7504 // Note: we also handle devices that are upgrading to N right now as if it is their 7505 // first boot, as they do not have profile data. 7506 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 7507 7508 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 7509 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 7510 7511 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 7512 return; 7513 } 7514 7515 List<PackageParser.Package> pkgs; 7516 synchronized (mPackages) { 7517 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 7518 } 7519 7520 final long startTime = System.nanoTime(); 7521 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 7522 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 7523 7524 final int elapsedTimeSeconds = 7525 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 7526 7527 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 7528 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 7529 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 7530 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 7531 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 7532 } 7533 7534 /** 7535 * Performs dexopt on the set of packages in {@code packages} and returns an int array 7536 * containing statistics about the invocation. The array consists of three elements, 7537 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 7538 * and {@code numberOfPackagesFailed}. 7539 */ 7540 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 7541 String compilerFilter) { 7542 7543 int numberOfPackagesVisited = 0; 7544 int numberOfPackagesOptimized = 0; 7545 int numberOfPackagesSkipped = 0; 7546 int numberOfPackagesFailed = 0; 7547 final int numberOfPackagesToDexopt = pkgs.size(); 7548 7549 for (PackageParser.Package pkg : pkgs) { 7550 numberOfPackagesVisited++; 7551 7552 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 7553 if (DEBUG_DEXOPT) { 7554 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 7555 } 7556 numberOfPackagesSkipped++; 7557 continue; 7558 } 7559 7560 if (DEBUG_DEXOPT) { 7561 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 7562 numberOfPackagesToDexopt + ": " + pkg.packageName); 7563 } 7564 7565 if (showDialog) { 7566 try { 7567 ActivityManager.getService().showBootMessage( 7568 mContext.getResources().getString(R.string.android_upgrading_apk, 7569 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 7570 } catch (RemoteException e) { 7571 } 7572 synchronized (mPackages) { 7573 mDexOptDialogShown = true; 7574 } 7575 } 7576 7577 // If the OTA updates a system app which was previously preopted to a non-preopted state 7578 // the app might end up being verified at runtime. That's because by default the apps 7579 // are verify-profile but for preopted apps there's no profile. 7580 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 7581 // that before the OTA the app was preopted) the app gets compiled with a non-profile 7582 // filter (by default interpret-only). 7583 // Note that at this stage unused apps are already filtered. 7584 if (isSystemApp(pkg) && 7585 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 7586 !Environment.getReferenceProfile(pkg.packageName).exists()) { 7587 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 7588 } 7589 7590 // checkProfiles is false to avoid merging profiles during boot which 7591 // might interfere with background compilation (b/28612421). 7592 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 7593 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 7594 // trade-off worth doing to save boot time work. 7595 int dexOptStatus = performDexOptTraced(pkg.packageName, 7596 false /* checkProfiles */, 7597 compilerFilter, 7598 false /* force */); 7599 switch (dexOptStatus) { 7600 case PackageDexOptimizer.DEX_OPT_PERFORMED: 7601 numberOfPackagesOptimized++; 7602 break; 7603 case PackageDexOptimizer.DEX_OPT_SKIPPED: 7604 numberOfPackagesSkipped++; 7605 break; 7606 case PackageDexOptimizer.DEX_OPT_FAILED: 7607 numberOfPackagesFailed++; 7608 break; 7609 default: 7610 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 7611 break; 7612 } 7613 } 7614 7615 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 7616 numberOfPackagesFailed }; 7617 } 7618 7619 @Override 7620 public void notifyPackageUse(String packageName, int reason) { 7621 synchronized (mPackages) { 7622 PackageParser.Package p = mPackages.get(packageName); 7623 if (p == null) { 7624 return; 7625 } 7626 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 7627 } 7628 } 7629 7630 // TODO: this is not used nor needed. Delete it. 7631 @Override 7632 public boolean performDexOptIfNeeded(String packageName) { 7633 int dexOptStatus = performDexOptTraced(packageName, 7634 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 7635 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7636 } 7637 7638 @Override 7639 public boolean performDexOpt(String packageName, 7640 boolean checkProfiles, int compileReason, boolean force) { 7641 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7642 getCompilerFilterForReason(compileReason), force); 7643 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7644 } 7645 7646 @Override 7647 public boolean performDexOptMode(String packageName, 7648 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7649 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7650 targetCompilerFilter, force); 7651 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7652 } 7653 7654 private int performDexOptTraced(String packageName, 7655 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7656 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7657 try { 7658 return performDexOptInternal(packageName, checkProfiles, 7659 targetCompilerFilter, force); 7660 } finally { 7661 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7662 } 7663 } 7664 7665 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 7666 // if the package can now be considered up to date for the given filter. 7667 private int performDexOptInternal(String packageName, 7668 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7669 PackageParser.Package p; 7670 synchronized (mPackages) { 7671 p = mPackages.get(packageName); 7672 if (p == null) { 7673 // Package could not be found. Report failure. 7674 return PackageDexOptimizer.DEX_OPT_FAILED; 7675 } 7676 mPackageUsage.maybeWriteAsync(mPackages); 7677 mCompilerStats.maybeWriteAsync(); 7678 } 7679 long callingId = Binder.clearCallingIdentity(); 7680 try { 7681 synchronized (mInstallLock) { 7682 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 7683 targetCompilerFilter, force); 7684 } 7685 } finally { 7686 Binder.restoreCallingIdentity(callingId); 7687 } 7688 } 7689 7690 public ArraySet<String> getOptimizablePackages() { 7691 ArraySet<String> pkgs = new ArraySet<String>(); 7692 synchronized (mPackages) { 7693 for (PackageParser.Package p : mPackages.values()) { 7694 if (PackageDexOptimizer.canOptimizePackage(p)) { 7695 pkgs.add(p.packageName); 7696 } 7697 } 7698 } 7699 return pkgs; 7700 } 7701 7702 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 7703 boolean checkProfiles, String targetCompilerFilter, 7704 boolean force) { 7705 // Select the dex optimizer based on the force parameter. 7706 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 7707 // allocate an object here. 7708 PackageDexOptimizer pdo = force 7709 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 7710 : mPackageDexOptimizer; 7711 7712 // Optimize all dependencies first. Note: we ignore the return value and march on 7713 // on errors. 7714 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 7715 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 7716 if (!deps.isEmpty()) { 7717 for (PackageParser.Package depPackage : deps) { 7718 // TODO: Analyze and investigate if we (should) profile libraries. 7719 // Currently this will do a full compilation of the library by default. 7720 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 7721 false /* checkProfiles */, 7722 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 7723 getOrCreateCompilerPackageStats(depPackage)); 7724 } 7725 } 7726 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 7727 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 7728 } 7729 7730 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 7731 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 7732 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 7733 Set<String> collectedNames = new HashSet<>(); 7734 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 7735 7736 retValue.remove(p); 7737 7738 return retValue; 7739 } else { 7740 return Collections.emptyList(); 7741 } 7742 } 7743 7744 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 7745 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7746 if (!collectedNames.contains(p.packageName)) { 7747 collectedNames.add(p.packageName); 7748 collected.add(p); 7749 7750 if (p.usesLibraries != null) { 7751 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 7752 } 7753 if (p.usesOptionalLibraries != null) { 7754 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 7755 collectedNames); 7756 } 7757 } 7758 } 7759 7760 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 7761 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7762 for (String libName : libs) { 7763 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 7764 if (libPkg != null) { 7765 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 7766 } 7767 } 7768 } 7769 7770 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 7771 synchronized (mPackages) { 7772 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 7773 if (lib != null && lib.apk != null) { 7774 return mPackages.get(lib.apk); 7775 } 7776 } 7777 return null; 7778 } 7779 7780 public void shutdown() { 7781 mPackageUsage.writeNow(mPackages); 7782 mCompilerStats.writeNow(); 7783 } 7784 7785 @Override 7786 public void dumpProfiles(String packageName) { 7787 PackageParser.Package pkg; 7788 synchronized (mPackages) { 7789 pkg = mPackages.get(packageName); 7790 if (pkg == null) { 7791 throw new IllegalArgumentException("Unknown package: " + packageName); 7792 } 7793 } 7794 /* Only the shell, root, or the app user should be able to dump profiles. */ 7795 int callingUid = Binder.getCallingUid(); 7796 if (callingUid != Process.SHELL_UID && 7797 callingUid != Process.ROOT_UID && 7798 callingUid != pkg.applicationInfo.uid) { 7799 throw new SecurityException("dumpProfiles"); 7800 } 7801 7802 synchronized (mInstallLock) { 7803 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 7804 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7805 try { 7806 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 7807 String codePaths = TextUtils.join(";", allCodePaths); 7808 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 7809 } catch (InstallerException e) { 7810 Slog.w(TAG, "Failed to dump profiles", e); 7811 } 7812 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7813 } 7814 } 7815 7816 @Override 7817 public void forceDexOpt(String packageName) { 7818 enforceSystemOrRoot("forceDexOpt"); 7819 7820 PackageParser.Package pkg; 7821 synchronized (mPackages) { 7822 pkg = mPackages.get(packageName); 7823 if (pkg == null) { 7824 throw new IllegalArgumentException("Unknown package: " + packageName); 7825 } 7826 } 7827 7828 synchronized (mInstallLock) { 7829 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7830 7831 // Whoever is calling forceDexOpt wants a fully compiled package. 7832 // Don't use profiles since that may cause compilation to be skipped. 7833 final int res = performDexOptInternalWithDependenciesLI(pkg, 7834 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 7835 true /* force */); 7836 7837 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7838 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 7839 throw new IllegalStateException("Failed to dexopt: " + res); 7840 } 7841 } 7842 } 7843 7844 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 7845 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 7846 Slog.w(TAG, "Unable to update from " + oldPkg.name 7847 + " to " + newPkg.packageName 7848 + ": old package not in system partition"); 7849 return false; 7850 } else if (mPackages.get(oldPkg.name) != null) { 7851 Slog.w(TAG, "Unable to update from " + oldPkg.name 7852 + " to " + newPkg.packageName 7853 + ": old package still exists"); 7854 return false; 7855 } 7856 return true; 7857 } 7858 7859 void removeCodePathLI(File codePath) { 7860 if (codePath.isDirectory()) { 7861 try { 7862 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7863 } catch (InstallerException e) { 7864 Slog.w(TAG, "Failed to remove code path", e); 7865 } 7866 } else { 7867 codePath.delete(); 7868 } 7869 } 7870 7871 private int[] resolveUserIds(int userId) { 7872 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 7873 } 7874 7875 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7876 if (pkg == null) { 7877 Slog.wtf(TAG, "Package was null!", new Throwable()); 7878 return; 7879 } 7880 clearAppDataLeafLIF(pkg, userId, flags); 7881 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7882 for (int i = 0; i < childCount; i++) { 7883 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7884 } 7885 } 7886 7887 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7888 final PackageSetting ps; 7889 synchronized (mPackages) { 7890 ps = mSettings.mPackages.get(pkg.packageName); 7891 } 7892 for (int realUserId : resolveUserIds(userId)) { 7893 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7894 try { 7895 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7896 ceDataInode); 7897 } catch (InstallerException e) { 7898 Slog.w(TAG, String.valueOf(e)); 7899 } 7900 } 7901 } 7902 7903 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7904 if (pkg == null) { 7905 Slog.wtf(TAG, "Package was null!", new Throwable()); 7906 return; 7907 } 7908 destroyAppDataLeafLIF(pkg, userId, flags); 7909 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7910 for (int i = 0; i < childCount; i++) { 7911 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7912 } 7913 } 7914 7915 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7916 final PackageSetting ps; 7917 synchronized (mPackages) { 7918 ps = mSettings.mPackages.get(pkg.packageName); 7919 } 7920 for (int realUserId : resolveUserIds(userId)) { 7921 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7922 try { 7923 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7924 ceDataInode); 7925 } catch (InstallerException e) { 7926 Slog.w(TAG, String.valueOf(e)); 7927 } 7928 } 7929 } 7930 7931 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 7932 if (pkg == null) { 7933 Slog.wtf(TAG, "Package was null!", new Throwable()); 7934 return; 7935 } 7936 destroyAppProfilesLeafLIF(pkg); 7937 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 7938 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7939 for (int i = 0; i < childCount; i++) { 7940 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 7941 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 7942 true /* removeBaseMarker */); 7943 } 7944 } 7945 7946 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 7947 boolean removeBaseMarker) { 7948 if (pkg.isForwardLocked()) { 7949 return; 7950 } 7951 7952 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 7953 try { 7954 path = PackageManagerServiceUtils.realpath(new File(path)); 7955 } catch (IOException e) { 7956 // TODO: Should we return early here ? 7957 Slog.w(TAG, "Failed to get canonical path", e); 7958 continue; 7959 } 7960 7961 final String useMarker = path.replace('/', '@'); 7962 for (int realUserId : resolveUserIds(userId)) { 7963 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 7964 if (removeBaseMarker) { 7965 File foreignUseMark = new File(profileDir, useMarker); 7966 if (foreignUseMark.exists()) { 7967 if (!foreignUseMark.delete()) { 7968 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7969 + pkg.packageName); 7970 } 7971 } 7972 } 7973 7974 File[] markers = profileDir.listFiles(); 7975 if (markers != null) { 7976 final String searchString = "@" + pkg.packageName + "@"; 7977 // We also delete all markers that contain the package name we're 7978 // uninstalling. These are associated with secondary dex-files belonging 7979 // to the package. Reconstructing the path of these dex files is messy 7980 // in general. 7981 for (File marker : markers) { 7982 if (marker.getName().indexOf(searchString) > 0) { 7983 if (!marker.delete()) { 7984 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7985 + pkg.packageName); 7986 } 7987 } 7988 } 7989 } 7990 } 7991 } 7992 } 7993 7994 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 7995 try { 7996 mInstaller.destroyAppProfiles(pkg.packageName); 7997 } catch (InstallerException e) { 7998 Slog.w(TAG, String.valueOf(e)); 7999 } 8000 } 8001 8002 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8003 if (pkg == null) { 8004 Slog.wtf(TAG, "Package was null!", new Throwable()); 8005 return; 8006 } 8007 clearAppProfilesLeafLIF(pkg); 8008 // We don't remove the base foreign use marker when clearing profiles because 8009 // we will rename it when the app is updated. Unlike the actual profile contents, 8010 // the foreign use marker is good across installs. 8011 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 8012 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8013 for (int i = 0; i < childCount; i++) { 8014 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8015 } 8016 } 8017 8018 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8019 try { 8020 mInstaller.clearAppProfiles(pkg.packageName); 8021 } catch (InstallerException e) { 8022 Slog.w(TAG, String.valueOf(e)); 8023 } 8024 } 8025 8026 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8027 long lastUpdateTime) { 8028 // Set parent install/update time 8029 PackageSetting ps = (PackageSetting) pkg.mExtras; 8030 if (ps != null) { 8031 ps.firstInstallTime = firstInstallTime; 8032 ps.lastUpdateTime = lastUpdateTime; 8033 } 8034 // Set children install/update time 8035 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8036 for (int i = 0; i < childCount; i++) { 8037 PackageParser.Package childPkg = pkg.childPackages.get(i); 8038 ps = (PackageSetting) childPkg.mExtras; 8039 if (ps != null) { 8040 ps.firstInstallTime = firstInstallTime; 8041 ps.lastUpdateTime = lastUpdateTime; 8042 } 8043 } 8044 } 8045 8046 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8047 PackageParser.Package changingLib) { 8048 if (file.path != null) { 8049 usesLibraryFiles.add(file.path); 8050 return; 8051 } 8052 PackageParser.Package p = mPackages.get(file.apk); 8053 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8054 // If we are doing this while in the middle of updating a library apk, 8055 // then we need to make sure to use that new apk for determining the 8056 // dependencies here. (We haven't yet finished committing the new apk 8057 // to the package manager state.) 8058 if (p == null || p.packageName.equals(changingLib.packageName)) { 8059 p = changingLib; 8060 } 8061 } 8062 if (p != null) { 8063 usesLibraryFiles.addAll(p.getAllCodePaths()); 8064 } 8065 } 8066 8067 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8068 PackageParser.Package changingLib) throws PackageManagerException { 8069 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 8070 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 8071 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 8072 for (int i=0; i<N; i++) { 8073 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 8074 if (file == null) { 8075 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8076 "Package " + pkg.packageName + " requires unavailable shared library " 8077 + pkg.usesLibraries.get(i) + "; failing!"); 8078 } 8079 addSharedLibraryLPr(usesLibraryFiles, file, changingLib); 8080 } 8081 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 8082 for (int i=0; i<N; i++) { 8083 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 8084 if (file == null) { 8085 Slog.w(TAG, "Package " + pkg.packageName 8086 + " desires unavailable shared library " 8087 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 8088 } else { 8089 addSharedLibraryLPr(usesLibraryFiles, file, changingLib); 8090 } 8091 } 8092 N = usesLibraryFiles.size(); 8093 if (N > 0) { 8094 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 8095 } else { 8096 pkg.usesLibraryFiles = null; 8097 } 8098 } 8099 } 8100 8101 private static boolean hasString(List<String> list, List<String> which) { 8102 if (list == null) { 8103 return false; 8104 } 8105 for (int i=list.size()-1; i>=0; i--) { 8106 for (int j=which.size()-1; j>=0; j--) { 8107 if (which.get(j).equals(list.get(i))) { 8108 return true; 8109 } 8110 } 8111 } 8112 return false; 8113 } 8114 8115 private void updateAllSharedLibrariesLPw() { 8116 for (PackageParser.Package pkg : mPackages.values()) { 8117 try { 8118 updateSharedLibrariesLPr(pkg, null); 8119 } catch (PackageManagerException e) { 8120 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8121 } 8122 } 8123 } 8124 8125 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8126 PackageParser.Package changingPkg) { 8127 ArrayList<PackageParser.Package> res = null; 8128 for (PackageParser.Package pkg : mPackages.values()) { 8129 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 8130 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 8131 if (res == null) { 8132 res = new ArrayList<PackageParser.Package>(); 8133 } 8134 res.add(pkg); 8135 try { 8136 updateSharedLibrariesLPr(pkg, changingPkg); 8137 } catch (PackageManagerException e) { 8138 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8139 } 8140 } 8141 } 8142 return res; 8143 } 8144 8145 /** 8146 * Derive the value of the {@code cpuAbiOverride} based on the provided 8147 * value and an optional stored value from the package settings. 8148 */ 8149 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8150 String cpuAbiOverride = null; 8151 8152 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8153 cpuAbiOverride = null; 8154 } else if (abiOverride != null) { 8155 cpuAbiOverride = abiOverride; 8156 } else if (settings != null) { 8157 cpuAbiOverride = settings.cpuAbiOverrideString; 8158 } 8159 8160 return cpuAbiOverride; 8161 } 8162 8163 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8164 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 8165 throws PackageManagerException { 8166 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8167 // If the package has children and this is the first dive in the function 8168 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8169 // whether all packages (parent and children) would be successfully scanned 8170 // before the actual scan since scanning mutates internal state and we want 8171 // to atomically install the package and its children. 8172 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8173 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8174 scanFlags |= SCAN_CHECK_ONLY; 8175 } 8176 } else { 8177 scanFlags &= ~SCAN_CHECK_ONLY; 8178 } 8179 8180 final PackageParser.Package scannedPkg; 8181 try { 8182 // Scan the parent 8183 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8184 // Scan the children 8185 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8186 for (int i = 0; i < childCount; i++) { 8187 PackageParser.Package childPkg = pkg.childPackages.get(i); 8188 scanPackageLI(childPkg, policyFlags, 8189 scanFlags, currentTime, user); 8190 } 8191 } finally { 8192 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8193 } 8194 8195 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8196 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8197 } 8198 8199 return scannedPkg; 8200 } 8201 8202 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8203 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8204 boolean success = false; 8205 try { 8206 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 8207 currentTime, user); 8208 success = true; 8209 return res; 8210 } finally { 8211 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 8212 // DELETE_DATA_ON_FAILURES is only used by frozen paths 8213 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 8214 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 8215 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 8216 } 8217 } 8218 } 8219 8220 /** 8221 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 8222 */ 8223 private static boolean apkHasCode(String fileName) { 8224 StrictJarFile jarFile = null; 8225 try { 8226 jarFile = new StrictJarFile(fileName, 8227 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 8228 return jarFile.findEntry("classes.dex") != null; 8229 } catch (IOException ignore) { 8230 } finally { 8231 try { 8232 if (jarFile != null) { 8233 jarFile.close(); 8234 } 8235 } catch (IOException ignore) {} 8236 } 8237 return false; 8238 } 8239 8240 /** 8241 * Enforces code policy for the package. This ensures that if an APK has 8242 * declared hasCode="true" in its manifest that the APK actually contains 8243 * code. 8244 * 8245 * @throws PackageManagerException If bytecode could not be found when it should exist 8246 */ 8247 private static void assertCodePolicy(PackageParser.Package pkg) 8248 throws PackageManagerException { 8249 final boolean shouldHaveCode = 8250 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 8251 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 8252 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8253 "Package " + pkg.baseCodePath + " code is missing"); 8254 } 8255 8256 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8257 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8258 final boolean splitShouldHaveCode = 8259 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 8260 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 8261 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8262 "Package " + pkg.splitCodePaths[i] + " code is missing"); 8263 } 8264 } 8265 } 8266 } 8267 8268 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 8269 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 8270 throws PackageManagerException { 8271 if (DEBUG_PACKAGE_SCANNING) { 8272 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8273 Log.d(TAG, "Scanning package " + pkg.packageName); 8274 } 8275 8276 applyPolicy(pkg, policyFlags); 8277 8278 assertPackageIsValid(pkg, policyFlags, scanFlags); 8279 8280 // Initialize package source and resource directories 8281 final File scanFile = new File(pkg.codePath); 8282 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8283 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8284 8285 SharedUserSetting suid = null; 8286 PackageSetting pkgSetting = null; 8287 8288 // Getting the package setting may have a side-effect, so if we 8289 // are only checking if scan would succeed, stash a copy of the 8290 // old setting to restore at the end. 8291 PackageSetting nonMutatedPs = null; 8292 8293 // We keep references to the derived CPU Abis from settings in oder to reuse 8294 // them in the case where we're not upgrading or booting for the first time. 8295 String primaryCpuAbiFromSettings = null; 8296 String secondaryCpuAbiFromSettings = null; 8297 8298 // writer 8299 synchronized (mPackages) { 8300 if (pkg.mSharedUserId != null) { 8301 // SIDE EFFECTS; may potentially allocate a new shared user 8302 suid = mSettings.getSharedUserLPw( 8303 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 8304 if (DEBUG_PACKAGE_SCANNING) { 8305 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8306 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8307 + "): packages=" + suid.packages); 8308 } 8309 } 8310 8311 // Check if we are renaming from an original package name. 8312 PackageSetting origPackage = null; 8313 String realName = null; 8314 if (pkg.mOriginalPackages != null) { 8315 // This package may need to be renamed to a previously 8316 // installed name. Let's check on that... 8317 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8318 if (pkg.mOriginalPackages.contains(renamed)) { 8319 // This package had originally been installed as the 8320 // original name, and we have already taken care of 8321 // transitioning to the new one. Just update the new 8322 // one to continue using the old name. 8323 realName = pkg.mRealPackage; 8324 if (!pkg.packageName.equals(renamed)) { 8325 // Callers into this function may have already taken 8326 // care of renaming the package; only do it here if 8327 // it is not already done. 8328 pkg.setPackageName(renamed); 8329 } 8330 } else { 8331 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8332 if ((origPackage = mSettings.getPackageLPr( 8333 pkg.mOriginalPackages.get(i))) != null) { 8334 // We do have the package already installed under its 8335 // original name... should we use it? 8336 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8337 // New package is not compatible with original. 8338 origPackage = null; 8339 continue; 8340 } else if (origPackage.sharedUser != null) { 8341 // Make sure uid is compatible between packages. 8342 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8343 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8344 + " to " + pkg.packageName + ": old uid " 8345 + origPackage.sharedUser.name 8346 + " differs from " + pkg.mSharedUserId); 8347 origPackage = null; 8348 continue; 8349 } 8350 // TODO: Add case when shared user id is added [b/28144775] 8351 } else { 8352 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 8353 + pkg.packageName + " to old name " + origPackage.name); 8354 } 8355 break; 8356 } 8357 } 8358 } 8359 } 8360 8361 if (mTransferedPackages.contains(pkg.packageName)) { 8362 Slog.w(TAG, "Package " + pkg.packageName 8363 + " was transferred to another, but its .apk remains"); 8364 } 8365 8366 // See comments in nonMutatedPs declaration 8367 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8368 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 8369 if (foundPs != null) { 8370 nonMutatedPs = new PackageSetting(foundPs); 8371 } 8372 } 8373 8374 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 8375 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 8376 if (foundPs != null) { 8377 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 8378 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 8379 } 8380 } 8381 8382 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 8383 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 8384 PackageManagerService.reportSettingsProblem(Log.WARN, 8385 "Package " + pkg.packageName + " shared user changed from " 8386 + (pkgSetting.sharedUser != null 8387 ? pkgSetting.sharedUser.name : "<nothing>") 8388 + " to " 8389 + (suid != null ? suid.name : "<nothing>") 8390 + "; replacing with new"); 8391 pkgSetting = null; 8392 } 8393 final PackageSetting oldPkgSetting = 8394 pkgSetting == null ? null : new PackageSetting(pkgSetting); 8395 final PackageSetting disabledPkgSetting = 8396 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8397 if (pkgSetting == null) { 8398 final String parentPackageName = (pkg.parentPackage != null) 8399 ? pkg.parentPackage.packageName : null; 8400 // REMOVE SharedUserSetting from method; update in a separate call 8401 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 8402 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 8403 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 8404 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 8405 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 8406 true /*allowInstall*/, parentPackageName, pkg.getChildPackageNames(), 8407 UserManagerService.getInstance()); 8408 // SIDE EFFECTS; updates system state; move elsewhere 8409 if (origPackage != null) { 8410 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 8411 } 8412 mSettings.addUserToSettingLPw(pkgSetting); 8413 } else { 8414 // REMOVE SharedUserSetting from method; update in a separate call. 8415 // 8416 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 8417 // secondaryCpuAbi are not known at this point so we always update them 8418 // to null here, only to reset them at a later point. 8419 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 8420 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 8421 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 8422 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 8423 UserManagerService.getInstance()); 8424 } 8425 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 8426 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 8427 8428 // SIDE EFFECTS; modifies system state; move elsewhere 8429 if (pkgSetting.origPackage != null) { 8430 // If we are first transitioning from an original package, 8431 // fix up the new package's name now. We need to do this after 8432 // looking up the package under its new name, so getPackageLP 8433 // can take care of fiddling things correctly. 8434 pkg.setPackageName(origPackage.name); 8435 8436 // File a report about this. 8437 String msg = "New package " + pkgSetting.realName 8438 + " renamed to replace old package " + pkgSetting.name; 8439 reportSettingsProblem(Log.WARN, msg); 8440 8441 // Make a note of it. 8442 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8443 mTransferedPackages.add(origPackage.name); 8444 } 8445 8446 // No longer need to retain this. 8447 pkgSetting.origPackage = null; 8448 } 8449 8450 // SIDE EFFECTS; modifies system state; move elsewhere 8451 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 8452 // Make a note of it. 8453 mTransferedPackages.add(pkg.packageName); 8454 } 8455 8456 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 8457 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 8458 } 8459 8460 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8461 // Check all shared libraries and map to their actual file path. 8462 // We only do this here for apps not on a system dir, because those 8463 // are the only ones that can fail an install due to this. We 8464 // will take care of the system apps by updating all of their 8465 // library paths after the scan is done. 8466 updateSharedLibrariesLPr(pkg, null); 8467 } 8468 8469 if (mFoundPolicyFile) { 8470 SELinuxMMAC.assignSeinfoValue(pkg); 8471 } 8472 8473 pkg.applicationInfo.uid = pkgSetting.appId; 8474 pkg.mExtras = pkgSetting; 8475 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 8476 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 8477 // We just determined the app is signed correctly, so bring 8478 // over the latest parsed certs. 8479 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8480 } else { 8481 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8482 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8483 "Package " + pkg.packageName + " upgrade keys do not match the " 8484 + "previously installed version"); 8485 } else { 8486 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8487 String msg = "System package " + pkg.packageName 8488 + " signature changed; retaining data."; 8489 reportSettingsProblem(Log.WARN, msg); 8490 } 8491 } 8492 } else { 8493 try { 8494 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 8495 verifySignaturesLP(pkgSetting, pkg); 8496 // We just determined the app is signed correctly, so bring 8497 // over the latest parsed certs. 8498 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8499 } catch (PackageManagerException e) { 8500 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8501 throw e; 8502 } 8503 // The signature has changed, but this package is in the system 8504 // image... let's recover! 8505 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8506 // However... if this package is part of a shared user, but it 8507 // doesn't match the signature of the shared user, let's fail. 8508 // What this means is that you can't change the signatures 8509 // associated with an overall shared user, which doesn't seem all 8510 // that unreasonable. 8511 if (pkgSetting.sharedUser != null) { 8512 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8513 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 8514 throw new PackageManagerException( 8515 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 8516 "Signature mismatch for shared user: " 8517 + pkgSetting.sharedUser); 8518 } 8519 } 8520 // File a report about this. 8521 String msg = "System package " + pkg.packageName 8522 + " signature changed; retaining data."; 8523 reportSettingsProblem(Log.WARN, msg); 8524 } 8525 } 8526 8527 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 8528 // This package wants to adopt ownership of permissions from 8529 // another package. 8530 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 8531 final String origName = pkg.mAdoptPermissions.get(i); 8532 final PackageSetting orig = mSettings.getPackageLPr(origName); 8533 if (orig != null) { 8534 if (verifyPackageUpdateLPr(orig, pkg)) { 8535 Slog.i(TAG, "Adopting permissions from " + origName + " to " 8536 + pkg.packageName); 8537 // SIDE EFFECTS; updates permissions system state; move elsewhere 8538 mSettings.transferPermissionsLPw(origName, pkg.packageName); 8539 } 8540 } 8541 } 8542 } 8543 } 8544 8545 pkg.applicationInfo.processName = fixProcessName( 8546 pkg.applicationInfo.packageName, 8547 pkg.applicationInfo.processName); 8548 8549 if (pkg != mPlatformPackage) { 8550 // Get all of our default paths setup 8551 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 8552 } 8553 8554 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 8555 8556 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 8557 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 8558 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 8559 derivePackageAbi( 8560 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 8561 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8562 8563 // Some system apps still use directory structure for native libraries 8564 // in which case we might end up not detecting abi solely based on apk 8565 // structure. Try to detect abi based on directory structure. 8566 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 8567 pkg.applicationInfo.primaryCpuAbi == null) { 8568 setBundledAppAbisAndRoots(pkg, pkgSetting); 8569 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 8570 } 8571 } else { 8572 // This is not a first boot or an upgrade, don't bother deriving the 8573 // ABI during the scan. Instead, trust the value that was stored in the 8574 // package setting. 8575 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 8576 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 8577 8578 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 8579 8580 if (DEBUG_ABI_SELECTION) { 8581 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 8582 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 8583 pkg.applicationInfo.secondaryCpuAbi); 8584 } 8585 } 8586 } else { 8587 if ((scanFlags & SCAN_MOVE) != 0) { 8588 // We haven't run dex-opt for this move (since we've moved the compiled output too) 8589 // but we already have this packages package info in the PackageSetting. We just 8590 // use that and derive the native library path based on the new codepath. 8591 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 8592 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 8593 } 8594 8595 // Set native library paths again. For moves, the path will be updated based on the 8596 // ABIs we've determined above. For non-moves, the path will be updated based on the 8597 // ABIs we determined during compilation, but the path will depend on the final 8598 // package path (after the rename away from the stage path). 8599 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 8600 } 8601 8602 // This is a special case for the "system" package, where the ABI is 8603 // dictated by the zygote configuration (and init.rc). We should keep track 8604 // of this ABI so that we can deal with "normal" applications that run under 8605 // the same UID correctly. 8606 if (mPlatformPackage == pkg) { 8607 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 8608 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 8609 } 8610 8611 // If there's a mismatch between the abi-override in the package setting 8612 // and the abiOverride specified for the install. Warn about this because we 8613 // would've already compiled the app without taking the package setting into 8614 // account. 8615 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 8616 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 8617 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 8618 " for package " + pkg.packageName); 8619 } 8620 } 8621 8622 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8623 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8624 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 8625 8626 // Copy the derived override back to the parsed package, so that we can 8627 // update the package settings accordingly. 8628 pkg.cpuAbiOverride = cpuAbiOverride; 8629 8630 if (DEBUG_ABI_SELECTION) { 8631 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 8632 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 8633 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 8634 } 8635 8636 // Push the derived path down into PackageSettings so we know what to 8637 // clean up at uninstall time. 8638 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 8639 8640 if (DEBUG_ABI_SELECTION) { 8641 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 8642 " primary=" + pkg.applicationInfo.primaryCpuAbi + 8643 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 8644 } 8645 8646 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 8647 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 8648 // We don't do this here during boot because we can do it all 8649 // at once after scanning all existing packages. 8650 // 8651 // We also do this *before* we perform dexopt on this package, so that 8652 // we can avoid redundant dexopts, and also to make sure we've got the 8653 // code and package path correct. 8654 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 8655 } 8656 8657 if (mFactoryTest && pkg.requestedPermissions.contains( 8658 android.Manifest.permission.FACTORY_TEST)) { 8659 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 8660 } 8661 8662 if (isSystemApp(pkg)) { 8663 pkgSetting.isOrphaned = true; 8664 } 8665 8666 // Take care of first install / last update times. 8667 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 8668 if (currentTime != 0) { 8669 if (pkgSetting.firstInstallTime == 0) { 8670 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 8671 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 8672 pkgSetting.lastUpdateTime = currentTime; 8673 } 8674 } else if (pkgSetting.firstInstallTime == 0) { 8675 // We need *something*. Take time time stamp of the file. 8676 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 8677 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 8678 if (scanFileTime != pkgSetting.timeStamp) { 8679 // A package on the system image has changed; consider this 8680 // to be an update. 8681 pkgSetting.lastUpdateTime = scanFileTime; 8682 } 8683 } 8684 pkgSetting.setTimeStamp(scanFileTime); 8685 8686 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8687 if (nonMutatedPs != null) { 8688 synchronized (mPackages) { 8689 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 8690 } 8691 } 8692 } else { 8693 // Modify state for the given package setting 8694 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 8695 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 8696 } 8697 return pkg; 8698 } 8699 8700 /** 8701 * Applies policy to the parsed package based upon the given policy flags. 8702 * Ensures the package is in a good state. 8703 * <p> 8704 * Implementation detail: This method must NOT have any side effect. It would 8705 * ideally be static, but, it requires locks to read system state. 8706 */ 8707 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 8708 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 8709 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 8710 if (pkg.applicationInfo.isDirectBootAware()) { 8711 // we're direct boot aware; set for all components 8712 for (PackageParser.Service s : pkg.services) { 8713 s.info.encryptionAware = s.info.directBootAware = true; 8714 } 8715 for (PackageParser.Provider p : pkg.providers) { 8716 p.info.encryptionAware = p.info.directBootAware = true; 8717 } 8718 for (PackageParser.Activity a : pkg.activities) { 8719 a.info.encryptionAware = a.info.directBootAware = true; 8720 } 8721 for (PackageParser.Activity r : pkg.receivers) { 8722 r.info.encryptionAware = r.info.directBootAware = true; 8723 } 8724 } 8725 } else { 8726 // Only allow system apps to be flagged as core apps. 8727 pkg.coreApp = false; 8728 // clear flags not applicable to regular apps 8729 pkg.applicationInfo.privateFlags &= 8730 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 8731 pkg.applicationInfo.privateFlags &= 8732 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 8733 } 8734 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 8735 8736 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 8737 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8738 } 8739 8740 if (!isSystemApp(pkg)) { 8741 // Only system apps can use these features. 8742 pkg.mOriginalPackages = null; 8743 pkg.mRealPackage = null; 8744 pkg.mAdoptPermissions = null; 8745 } 8746 } 8747 8748 /** 8749 * Asserts the parsed package is valid according to teh given policy. If the 8750 * package is invalid, for whatever reason, throws {@link PackgeManagerException}. 8751 * <p> 8752 * Implementation detail: This method must NOT have any side effects. It would 8753 * ideally be static, but, it requires locks to read system state. 8754 * 8755 * @throws PackageManagerException If the package fails any of the validation checks 8756 */ 8757 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 8758 throws PackageManagerException { 8759 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 8760 assertCodePolicy(pkg); 8761 } 8762 8763 if (pkg.applicationInfo.getCodePath() == null || 8764 pkg.applicationInfo.getResourcePath() == null) { 8765 // Bail out. The resource and code paths haven't been set. 8766 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8767 "Code and resource paths haven't been set correctly"); 8768 } 8769 8770 // Make sure we're not adding any bogus keyset info 8771 KeySetManagerService ksms = mSettings.mKeySetManagerService; 8772 ksms.assertScannedPackageValid(pkg); 8773 8774 synchronized (mPackages) { 8775 // The special "android" package can only be defined once 8776 if (pkg.packageName.equals("android")) { 8777 if (mAndroidApplication != null) { 8778 Slog.w(TAG, "*************************************************"); 8779 Slog.w(TAG, "Core android package being redefined. Skipping."); 8780 Slog.w(TAG, " codePath=" + pkg.codePath); 8781 Slog.w(TAG, "*************************************************"); 8782 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8783 "Core android package being redefined. Skipping."); 8784 } 8785 } 8786 8787 // A package name must be unique; don't allow duplicates 8788 if (mPackages.containsKey(pkg.packageName) 8789 || mSharedLibraries.containsKey(pkg.packageName)) { 8790 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8791 "Application package " + pkg.packageName 8792 + " already installed. Skipping duplicate."); 8793 } 8794 8795 // Only privileged apps and updated privileged apps can add child packages. 8796 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 8797 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 8798 throw new PackageManagerException("Only privileged apps can add child " 8799 + "packages. Ignoring package " + pkg.packageName); 8800 } 8801 final int childCount = pkg.childPackages.size(); 8802 for (int i = 0; i < childCount; i++) { 8803 PackageParser.Package childPkg = pkg.childPackages.get(i); 8804 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 8805 childPkg.packageName)) { 8806 throw new PackageManagerException("Can't override child of " 8807 + "another disabled app. Ignoring package " + pkg.packageName); 8808 } 8809 } 8810 } 8811 8812 // If we're only installing presumed-existing packages, require that the 8813 // scanned APK is both already known and at the path previously established 8814 // for it. Previously unknown packages we pick up normally, but if we have an 8815 // a priori expectation about this package's install presence, enforce it. 8816 // With a singular exception for new system packages. When an OTA contains 8817 // a new system package, we allow the codepath to change from a system location 8818 // to the user-installed location. If we don't allow this change, any newer, 8819 // user-installed version of the application will be ignored. 8820 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 8821 if (mExpectingBetter.containsKey(pkg.packageName)) { 8822 logCriticalInfo(Log.WARN, 8823 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 8824 } else { 8825 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 8826 if (known != null) { 8827 if (DEBUG_PACKAGE_SCANNING) { 8828 Log.d(TAG, "Examining " + pkg.codePath 8829 + " and requiring known paths " + known.codePathString 8830 + " & " + known.resourcePathString); 8831 } 8832 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 8833 || !pkg.applicationInfo.getResourcePath().equals( 8834 known.resourcePathString)) { 8835 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 8836 "Application package " + pkg.packageName 8837 + " found at " + pkg.applicationInfo.getCodePath() 8838 + " but expected at " + known.codePathString 8839 + "; ignoring."); 8840 } 8841 } 8842 } 8843 } 8844 8845 // Verify that this new package doesn't have any content providers 8846 // that conflict with existing packages. Only do this if the 8847 // package isn't already installed, since we don't want to break 8848 // things that are installed. 8849 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 8850 final int N = pkg.providers.size(); 8851 int i; 8852 for (i=0; i<N; i++) { 8853 PackageParser.Provider p = pkg.providers.get(i); 8854 if (p.info.authority != null) { 8855 String names[] = p.info.authority.split(";"); 8856 for (int j = 0; j < names.length; j++) { 8857 if (mProvidersByAuthority.containsKey(names[j])) { 8858 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8859 final String otherPackageName = 8860 ((other != null && other.getComponentName() != null) ? 8861 other.getComponentName().getPackageName() : "?"); 8862 throw new PackageManagerException( 8863 INSTALL_FAILED_CONFLICTING_PROVIDER, 8864 "Can't install because provider name " + names[j] 8865 + " (in package " + pkg.applicationInfo.packageName 8866 + ") is already used by " + otherPackageName); 8867 } 8868 } 8869 } 8870 } 8871 } 8872 } 8873 } 8874 8875 /** 8876 * Adds a scanned package to the system. When this method is finished, the package will 8877 * be available for query, resolution, etc... 8878 */ 8879 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 8880 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 8881 final String pkgName = pkg.packageName; 8882 if (mCustomResolverComponentName != null && 8883 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 8884 setUpCustomResolverActivity(pkg); 8885 } 8886 8887 if (pkg.packageName.equals("android")) { 8888 synchronized (mPackages) { 8889 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8890 // Set up information for our fall-back user intent resolution activity. 8891 mPlatformPackage = pkg; 8892 pkg.mVersionCode = mSdkVersion; 8893 mAndroidApplication = pkg.applicationInfo; 8894 8895 if (!mResolverReplaced) { 8896 mResolveActivity.applicationInfo = mAndroidApplication; 8897 mResolveActivity.name = ResolverActivity.class.getName(); 8898 mResolveActivity.packageName = mAndroidApplication.packageName; 8899 mResolveActivity.processName = "system:ui"; 8900 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8901 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 8902 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 8903 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 8904 mResolveActivity.exported = true; 8905 mResolveActivity.enabled = true; 8906 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 8907 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 8908 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 8909 | ActivityInfo.CONFIG_SCREEN_LAYOUT 8910 | ActivityInfo.CONFIG_ORIENTATION 8911 | ActivityInfo.CONFIG_KEYBOARD 8912 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 8913 mResolveInfo.activityInfo = mResolveActivity; 8914 mResolveInfo.priority = 0; 8915 mResolveInfo.preferredOrder = 0; 8916 mResolveInfo.match = 0; 8917 mResolveComponentName = new ComponentName( 8918 mAndroidApplication.packageName, mResolveActivity.name); 8919 } 8920 } 8921 } 8922 } 8923 8924 ArrayList<PackageParser.Package> clientLibPkgs = null; 8925 // writer 8926 synchronized (mPackages) { 8927 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8928 // Only system apps can add new shared libraries. 8929 if (pkg.libraryNames != null) { 8930 for (int i=0; i<pkg.libraryNames.size(); i++) { 8931 String name = pkg.libraryNames.get(i); 8932 boolean allowed = false; 8933 if (pkg.isUpdatedSystemApp()) { 8934 // New library entries can only be added through the 8935 // system image. This is important to get rid of a lot 8936 // of nasty edge cases: for example if we allowed a non- 8937 // system update of the app to add a library, then uninstalling 8938 // the update would make the library go away, and assumptions 8939 // we made such as through app install filtering would now 8940 // have allowed apps on the device which aren't compatible 8941 // with it. Better to just have the restriction here, be 8942 // conservative, and create many fewer cases that can negatively 8943 // impact the user experience. 8944 final PackageSetting sysPs = mSettings 8945 .getDisabledSystemPkgLPr(pkg.packageName); 8946 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 8947 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 8948 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 8949 allowed = true; 8950 break; 8951 } 8952 } 8953 } 8954 } else { 8955 allowed = true; 8956 } 8957 if (allowed) { 8958 if (!mSharedLibraries.containsKey(name)) { 8959 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 8960 } else if (!name.equals(pkg.packageName)) { 8961 Slog.w(TAG, "Package " + pkg.packageName + " library " 8962 + name + " already exists; skipping"); 8963 } 8964 } else { 8965 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 8966 + name + " that is not declared on system image; skipping"); 8967 } 8968 } 8969 if ((scanFlags & SCAN_BOOTING) == 0) { 8970 // If we are not booting, we need to update any applications 8971 // that are clients of our shared library. If we are booting, 8972 // this will all be done once the scan is complete. 8973 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 8974 } 8975 } 8976 } 8977 } 8978 8979 if ((scanFlags & SCAN_BOOTING) != 0) { 8980 // No apps can run during boot scan, so they don't need to be frozen 8981 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 8982 // Caller asked to not kill app, so it's probably not frozen 8983 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 8984 // Caller asked us to ignore frozen check for some reason; they 8985 // probably didn't know the package name 8986 } else { 8987 // We're doing major surgery on this package, so it better be frozen 8988 // right now to keep it from launching 8989 checkPackageFrozen(pkgName); 8990 } 8991 8992 // Also need to kill any apps that are dependent on the library. 8993 if (clientLibPkgs != null) { 8994 for (int i=0; i<clientLibPkgs.size(); i++) { 8995 PackageParser.Package clientPkg = clientLibPkgs.get(i); 8996 killApplication(clientPkg.applicationInfo.packageName, 8997 clientPkg.applicationInfo.uid, "update lib"); 8998 } 8999 } 9000 9001 // writer 9002 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 9003 9004 boolean createIdmapFailed = false; 9005 synchronized (mPackages) { 9006 // We don't expect installation to fail beyond this point 9007 9008 if (pkgSetting.pkg != null) { 9009 // Note that |user| might be null during the initial boot scan. If a codePath 9010 // for an app has changed during a boot scan, it's due to an app update that's 9011 // part of the system partition and marker changes must be applied to all users. 9012 final int userId = ((user != null) ? user : UserHandle.ALL).getIdentifier(); 9013 final int[] userIds = resolveUserIds(userId); 9014 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, userIds); 9015 } 9016 9017 // Add the new setting to mSettings 9018 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 9019 // Add the new setting to mPackages 9020 mPackages.put(pkg.applicationInfo.packageName, pkg); 9021 // Make sure we don't accidentally delete its data. 9022 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 9023 while (iter.hasNext()) { 9024 PackageCleanItem item = iter.next(); 9025 if (pkgName.equals(item.packageName)) { 9026 iter.remove(); 9027 } 9028 } 9029 9030 // Add the package's KeySets to the global KeySetManagerService 9031 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9032 ksms.addScannedPackageLPw(pkg); 9033 9034 int N = pkg.providers.size(); 9035 StringBuilder r = null; 9036 int i; 9037 for (i=0; i<N; i++) { 9038 PackageParser.Provider p = pkg.providers.get(i); 9039 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 9040 p.info.processName); 9041 mProviders.addProvider(p); 9042 p.syncable = p.info.isSyncable; 9043 if (p.info.authority != null) { 9044 String names[] = p.info.authority.split(";"); 9045 p.info.authority = null; 9046 for (int j = 0; j < names.length; j++) { 9047 if (j == 1 && p.syncable) { 9048 // We only want the first authority for a provider to possibly be 9049 // syncable, so if we already added this provider using a different 9050 // authority clear the syncable flag. We copy the provider before 9051 // changing it because the mProviders object contains a reference 9052 // to a provider that we don't want to change. 9053 // Only do this for the second authority since the resulting provider 9054 // object can be the same for all future authorities for this provider. 9055 p = new PackageParser.Provider(p); 9056 p.syncable = false; 9057 } 9058 if (!mProvidersByAuthority.containsKey(names[j])) { 9059 mProvidersByAuthority.put(names[j], p); 9060 if (p.info.authority == null) { 9061 p.info.authority = names[j]; 9062 } else { 9063 p.info.authority = p.info.authority + ";" + names[j]; 9064 } 9065 if (DEBUG_PACKAGE_SCANNING) { 9066 if (chatty) 9067 Log.d(TAG, "Registered content provider: " + names[j] 9068 + ", className = " + p.info.name + ", isSyncable = " 9069 + p.info.isSyncable); 9070 } 9071 } else { 9072 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9073 Slog.w(TAG, "Skipping provider name " + names[j] + 9074 " (in package " + pkg.applicationInfo.packageName + 9075 "): name already used by " 9076 + ((other != null && other.getComponentName() != null) 9077 ? other.getComponentName().getPackageName() : "?")); 9078 } 9079 } 9080 } 9081 if (chatty) { 9082 if (r == null) { 9083 r = new StringBuilder(256); 9084 } else { 9085 r.append(' '); 9086 } 9087 r.append(p.info.name); 9088 } 9089 } 9090 if (r != null) { 9091 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 9092 } 9093 9094 N = pkg.services.size(); 9095 r = null; 9096 for (i=0; i<N; i++) { 9097 PackageParser.Service s = pkg.services.get(i); 9098 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 9099 s.info.processName); 9100 mServices.addService(s); 9101 if (chatty) { 9102 if (r == null) { 9103 r = new StringBuilder(256); 9104 } else { 9105 r.append(' '); 9106 } 9107 r.append(s.info.name); 9108 } 9109 } 9110 if (r != null) { 9111 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 9112 } 9113 9114 N = pkg.receivers.size(); 9115 r = null; 9116 for (i=0; i<N; i++) { 9117 PackageParser.Activity a = pkg.receivers.get(i); 9118 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9119 a.info.processName); 9120 mReceivers.addActivity(a, "receiver"); 9121 if (chatty) { 9122 if (r == null) { 9123 r = new StringBuilder(256); 9124 } else { 9125 r.append(' '); 9126 } 9127 r.append(a.info.name); 9128 } 9129 } 9130 if (r != null) { 9131 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 9132 } 9133 9134 N = pkg.activities.size(); 9135 r = null; 9136 for (i=0; i<N; i++) { 9137 PackageParser.Activity a = pkg.activities.get(i); 9138 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9139 a.info.processName); 9140 mActivities.addActivity(a, "activity"); 9141 if (chatty) { 9142 if (r == null) { 9143 r = new StringBuilder(256); 9144 } else { 9145 r.append(' '); 9146 } 9147 r.append(a.info.name); 9148 } 9149 } 9150 if (r != null) { 9151 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 9152 } 9153 9154 N = pkg.permissionGroups.size(); 9155 r = null; 9156 for (i=0; i<N; i++) { 9157 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 9158 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 9159 final String curPackageName = cur == null ? null : cur.info.packageName; 9160 // Dont allow ephemeral apps to define new permission groups. 9161 if (pkg.applicationInfo.isEphemeralApp()) { 9162 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 9163 + pg.info.packageName 9164 + " ignored: ephemeral apps cannot define new permission groups."); 9165 continue; 9166 } 9167 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 9168 if (cur == null || isPackageUpdate) { 9169 mPermissionGroups.put(pg.info.name, pg); 9170 if (chatty) { 9171 if (r == null) { 9172 r = new StringBuilder(256); 9173 } else { 9174 r.append(' '); 9175 } 9176 if (isPackageUpdate) { 9177 r.append("UPD:"); 9178 } 9179 r.append(pg.info.name); 9180 } 9181 } else { 9182 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 9183 + pg.info.packageName + " ignored: original from " 9184 + cur.info.packageName); 9185 if (chatty) { 9186 if (r == null) { 9187 r = new StringBuilder(256); 9188 } else { 9189 r.append(' '); 9190 } 9191 r.append("DUP:"); 9192 r.append(pg.info.name); 9193 } 9194 } 9195 } 9196 if (r != null) { 9197 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 9198 } 9199 9200 N = pkg.permissions.size(); 9201 r = null; 9202 for (i=0; i<N; i++) { 9203 PackageParser.Permission p = pkg.permissions.get(i); 9204 9205 // Dont allow ephemeral apps to define new permissions. 9206 if (pkg.applicationInfo.isEphemeralApp()) { 9207 Slog.w(TAG, "Permission " + p.info.name + " from package " 9208 + p.info.packageName 9209 + " ignored: ephemeral apps cannot define new permissions."); 9210 continue; 9211 } 9212 9213 // Assume by default that we did not install this permission into the system. 9214 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 9215 9216 // Now that permission groups have a special meaning, we ignore permission 9217 // groups for legacy apps to prevent unexpected behavior. In particular, 9218 // permissions for one app being granted to someone just becase they happen 9219 // to be in a group defined by another app (before this had no implications). 9220 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 9221 p.group = mPermissionGroups.get(p.info.group); 9222 // Warn for a permission in an unknown group. 9223 if (p.info.group != null && p.group == null) { 9224 Slog.w(TAG, "Permission " + p.info.name + " from package " 9225 + p.info.packageName + " in an unknown group " + p.info.group); 9226 } 9227 } 9228 9229 ArrayMap<String, BasePermission> permissionMap = 9230 p.tree ? mSettings.mPermissionTrees 9231 : mSettings.mPermissions; 9232 BasePermission bp = permissionMap.get(p.info.name); 9233 9234 // Allow system apps to redefine non-system permissions 9235 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 9236 final boolean currentOwnerIsSystem = (bp.perm != null 9237 && isSystemApp(bp.perm.owner)); 9238 if (isSystemApp(p.owner)) { 9239 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 9240 // It's a built-in permission and no owner, take ownership now 9241 bp.packageSetting = pkgSetting; 9242 bp.perm = p; 9243 bp.uid = pkg.applicationInfo.uid; 9244 bp.sourcePackage = p.info.packageName; 9245 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 9246 } else if (!currentOwnerIsSystem) { 9247 String msg = "New decl " + p.owner + " of permission " 9248 + p.info.name + " is system; overriding " + bp.sourcePackage; 9249 reportSettingsProblem(Log.WARN, msg); 9250 bp = null; 9251 } 9252 } 9253 } 9254 9255 if (bp == null) { 9256 bp = new BasePermission(p.info.name, p.info.packageName, 9257 BasePermission.TYPE_NORMAL); 9258 permissionMap.put(p.info.name, bp); 9259 } 9260 9261 if (bp.perm == null) { 9262 if (bp.sourcePackage == null 9263 || bp.sourcePackage.equals(p.info.packageName)) { 9264 BasePermission tree = findPermissionTreeLP(p.info.name); 9265 if (tree == null 9266 || tree.sourcePackage.equals(p.info.packageName)) { 9267 bp.packageSetting = pkgSetting; 9268 bp.perm = p; 9269 bp.uid = pkg.applicationInfo.uid; 9270 bp.sourcePackage = p.info.packageName; 9271 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 9272 if (chatty) { 9273 if (r == null) { 9274 r = new StringBuilder(256); 9275 } else { 9276 r.append(' '); 9277 } 9278 r.append(p.info.name); 9279 } 9280 } else { 9281 Slog.w(TAG, "Permission " + p.info.name + " from package " 9282 + p.info.packageName + " ignored: base tree " 9283 + tree.name + " is from package " 9284 + tree.sourcePackage); 9285 } 9286 } else { 9287 Slog.w(TAG, "Permission " + p.info.name + " from package " 9288 + p.info.packageName + " ignored: original from " 9289 + bp.sourcePackage); 9290 } 9291 } else if (chatty) { 9292 if (r == null) { 9293 r = new StringBuilder(256); 9294 } else { 9295 r.append(' '); 9296 } 9297 r.append("DUP:"); 9298 r.append(p.info.name); 9299 } 9300 if (bp.perm == p) { 9301 bp.protectionLevel = p.info.protectionLevel; 9302 } 9303 } 9304 9305 if (r != null) { 9306 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 9307 } 9308 9309 N = pkg.instrumentation.size(); 9310 r = null; 9311 for (i=0; i<N; i++) { 9312 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 9313 a.info.packageName = pkg.applicationInfo.packageName; 9314 a.info.sourceDir = pkg.applicationInfo.sourceDir; 9315 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 9316 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 9317 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 9318 a.info.dataDir = pkg.applicationInfo.dataDir; 9319 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 9320 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 9321 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 9322 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 9323 mInstrumentation.put(a.getComponentName(), a); 9324 if (chatty) { 9325 if (r == null) { 9326 r = new StringBuilder(256); 9327 } else { 9328 r.append(' '); 9329 } 9330 r.append(a.info.name); 9331 } 9332 } 9333 if (r != null) { 9334 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 9335 } 9336 9337 if (pkg.protectedBroadcasts != null) { 9338 N = pkg.protectedBroadcasts.size(); 9339 for (i=0; i<N; i++) { 9340 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 9341 } 9342 } 9343 9344 // Create idmap files for pairs of (packages, overlay packages). 9345 // Note: "android", ie framework-res.apk, is handled by native layers. 9346 if (pkg.mOverlayTarget != null) { 9347 // This is an overlay package. 9348 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 9349 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 9350 mOverlays.put(pkg.mOverlayTarget, 9351 new ArrayMap<String, PackageParser.Package>()); 9352 } 9353 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 9354 map.put(pkg.packageName, pkg); 9355 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 9356 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 9357 createIdmapFailed = true; 9358 } 9359 } 9360 } else if (mOverlays.containsKey(pkg.packageName) && 9361 !pkg.packageName.equals("android")) { 9362 // This is a regular package, with one or more known overlay packages. 9363 createIdmapsForPackageLI(pkg); 9364 } 9365 } 9366 9367 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9368 9369 if (createIdmapFailed) { 9370 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9371 "scanPackageLI failed to createIdmap"); 9372 } 9373 } 9374 9375 private static void maybeRenameForeignDexMarkers(PackageParser.Package existing, 9376 PackageParser.Package update, int[] userIds) { 9377 if (existing.applicationInfo == null || update.applicationInfo == null) { 9378 // This isn't due to an app installation. 9379 return; 9380 } 9381 9382 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 9383 final File newCodePath = new File(update.applicationInfo.getCodePath()); 9384 9385 // The codePath hasn't changed, so there's nothing for us to do. 9386 if (Objects.equals(oldCodePath, newCodePath)) { 9387 return; 9388 } 9389 9390 File canonicalNewCodePath; 9391 try { 9392 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 9393 } catch (IOException e) { 9394 Slog.w(TAG, "Failed to get canonical path.", e); 9395 return; 9396 } 9397 9398 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 9399 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 9400 // that the last component of the path (i.e, the name) doesn't need canonicalization 9401 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 9402 // but may change in the future. Hopefully this function won't exist at that point. 9403 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 9404 oldCodePath.getName()); 9405 9406 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 9407 // with "@". 9408 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 9409 if (!oldMarkerPrefix.endsWith("@")) { 9410 oldMarkerPrefix += "@"; 9411 } 9412 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 9413 if (!newMarkerPrefix.endsWith("@")) { 9414 newMarkerPrefix += "@"; 9415 } 9416 9417 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 9418 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 9419 for (String updatedPath : updatedPaths) { 9420 String updatedPathName = new File(updatedPath).getName(); 9421 markerSuffixes.add(updatedPathName.replace('/', '@')); 9422 } 9423 9424 for (int userId : userIds) { 9425 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 9426 9427 for (String markerSuffix : markerSuffixes) { 9428 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 9429 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 9430 if (oldForeignUseMark.exists()) { 9431 try { 9432 Os.rename(oldForeignUseMark.getAbsolutePath(), 9433 newForeignUseMark.getAbsolutePath()); 9434 } catch (ErrnoException e) { 9435 Slog.w(TAG, "Failed to rename foreign use marker", e); 9436 oldForeignUseMark.delete(); 9437 } 9438 } 9439 } 9440 } 9441 } 9442 9443 /** 9444 * Derive the ABI of a non-system package located at {@code scanFile}. This information 9445 * is derived purely on the basis of the contents of {@code scanFile} and 9446 * {@code cpuAbiOverride}. 9447 * 9448 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 9449 */ 9450 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 9451 String cpuAbiOverride, boolean extractLibs, 9452 File appLib32InstallDir) 9453 throws PackageManagerException { 9454 // Give ourselves some initial paths; we'll come back for another 9455 // pass once we've determined ABI below. 9456 setNativeLibraryPaths(pkg, appLib32InstallDir); 9457 9458 // We would never need to extract libs for forward-locked and external packages, 9459 // since the container service will do it for us. We shouldn't attempt to 9460 // extract libs from system app when it was not updated. 9461 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 9462 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 9463 extractLibs = false; 9464 } 9465 9466 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 9467 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 9468 9469 NativeLibraryHelper.Handle handle = null; 9470 try { 9471 handle = NativeLibraryHelper.Handle.create(pkg); 9472 // TODO(multiArch): This can be null for apps that didn't go through the 9473 // usual installation process. We can calculate it again, like we 9474 // do during install time. 9475 // 9476 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 9477 // unnecessary. 9478 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 9479 9480 // Null out the abis so that they can be recalculated. 9481 pkg.applicationInfo.primaryCpuAbi = null; 9482 pkg.applicationInfo.secondaryCpuAbi = null; 9483 if (isMultiArch(pkg.applicationInfo)) { 9484 // Warn if we've set an abiOverride for multi-lib packages.. 9485 // By definition, we need to copy both 32 and 64 bit libraries for 9486 // such packages. 9487 if (pkg.cpuAbiOverride != null 9488 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 9489 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 9490 } 9491 9492 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 9493 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 9494 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 9495 if (extractLibs) { 9496 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 9497 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9498 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 9499 useIsaSpecificSubdirs); 9500 } else { 9501 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 9502 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 9503 } 9504 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9505 } 9506 9507 maybeThrowExceptionForMultiArchCopy( 9508 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 9509 9510 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 9511 if (extractLibs) { 9512 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 9513 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9514 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 9515 useIsaSpecificSubdirs); 9516 } else { 9517 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 9518 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 9519 } 9520 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9521 } 9522 9523 maybeThrowExceptionForMultiArchCopy( 9524 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 9525 9526 if (abi64 >= 0) { 9527 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 9528 } 9529 9530 if (abi32 >= 0) { 9531 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 9532 if (abi64 >= 0) { 9533 if (pkg.use32bitAbi) { 9534 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 9535 pkg.applicationInfo.primaryCpuAbi = abi; 9536 } else { 9537 pkg.applicationInfo.secondaryCpuAbi = abi; 9538 } 9539 } else { 9540 pkg.applicationInfo.primaryCpuAbi = abi; 9541 } 9542 } 9543 9544 } else { 9545 String[] abiList = (cpuAbiOverride != null) ? 9546 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 9547 9548 // Enable gross and lame hacks for apps that are built with old 9549 // SDK tools. We must scan their APKs for renderscript bitcode and 9550 // not launch them if it's present. Don't bother checking on devices 9551 // that don't have 64 bit support. 9552 boolean needsRenderScriptOverride = false; 9553 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 9554 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9555 abiList = Build.SUPPORTED_32_BIT_ABIS; 9556 needsRenderScriptOverride = true; 9557 } 9558 9559 final int copyRet; 9560 if (extractLibs) { 9561 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 9562 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9563 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 9564 } else { 9565 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 9566 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 9567 } 9568 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9569 9570 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9571 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 9572 "Error unpackaging native libs for app, errorCode=" + copyRet); 9573 } 9574 9575 if (copyRet >= 0) { 9576 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 9577 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 9578 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 9579 } else if (needsRenderScriptOverride) { 9580 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 9581 } 9582 } 9583 } catch (IOException ioe) { 9584 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 9585 } finally { 9586 IoUtils.closeQuietly(handle); 9587 } 9588 9589 // Now that we've calculated the ABIs and determined if it's an internal app, 9590 // we will go ahead and populate the nativeLibraryPath. 9591 setNativeLibraryPaths(pkg, appLib32InstallDir); 9592 } 9593 9594 /** 9595 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 9596 * i.e, so that all packages can be run inside a single process if required. 9597 * 9598 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 9599 * this function will either try and make the ABI for all packages in {@code packagesForUser} 9600 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 9601 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 9602 * updating a package that belongs to a shared user. 9603 * 9604 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 9605 * adds unnecessary complexity. 9606 */ 9607 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 9608 PackageParser.Package scannedPackage) { 9609 String requiredInstructionSet = null; 9610 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 9611 requiredInstructionSet = VMRuntime.getInstructionSet( 9612 scannedPackage.applicationInfo.primaryCpuAbi); 9613 } 9614 9615 PackageSetting requirer = null; 9616 for (PackageSetting ps : packagesForUser) { 9617 // If packagesForUser contains scannedPackage, we skip it. This will happen 9618 // when scannedPackage is an update of an existing package. Without this check, 9619 // we will never be able to change the ABI of any package belonging to a shared 9620 // user, even if it's compatible with other packages. 9621 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9622 if (ps.primaryCpuAbiString == null) { 9623 continue; 9624 } 9625 9626 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 9627 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 9628 // We have a mismatch between instruction sets (say arm vs arm64) warn about 9629 // this but there's not much we can do. 9630 String errorMessage = "Instruction set mismatch, " 9631 + ((requirer == null) ? "[caller]" : requirer) 9632 + " requires " + requiredInstructionSet + " whereas " + ps 9633 + " requires " + instructionSet; 9634 Slog.w(TAG, errorMessage); 9635 } 9636 9637 if (requiredInstructionSet == null) { 9638 requiredInstructionSet = instructionSet; 9639 requirer = ps; 9640 } 9641 } 9642 } 9643 9644 if (requiredInstructionSet != null) { 9645 String adjustedAbi; 9646 if (requirer != null) { 9647 // requirer != null implies that either scannedPackage was null or that scannedPackage 9648 // did not require an ABI, in which case we have to adjust scannedPackage to match 9649 // the ABI of the set (which is the same as requirer's ABI) 9650 adjustedAbi = requirer.primaryCpuAbiString; 9651 if (scannedPackage != null) { 9652 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 9653 } 9654 } else { 9655 // requirer == null implies that we're updating all ABIs in the set to 9656 // match scannedPackage. 9657 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 9658 } 9659 9660 for (PackageSetting ps : packagesForUser) { 9661 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9662 if (ps.primaryCpuAbiString != null) { 9663 continue; 9664 } 9665 9666 ps.primaryCpuAbiString = adjustedAbi; 9667 if (ps.pkg != null && ps.pkg.applicationInfo != null && 9668 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 9669 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 9670 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 9671 + " (requirer=" 9672 + (requirer == null ? "null" : requirer.pkg.packageName) 9673 + ", scannedPackage=" 9674 + (scannedPackage != null ? scannedPackage.packageName : "null") 9675 + ")"); 9676 try { 9677 mInstaller.rmdex(ps.codePathString, 9678 getDexCodeInstructionSet(getPreferredInstructionSet())); 9679 } catch (InstallerException ignored) { 9680 } 9681 } 9682 } 9683 } 9684 } 9685 } 9686 9687 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 9688 synchronized (mPackages) { 9689 mResolverReplaced = true; 9690 // Set up information for custom user intent resolution activity. 9691 mResolveActivity.applicationInfo = pkg.applicationInfo; 9692 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 9693 mResolveActivity.packageName = pkg.applicationInfo.packageName; 9694 mResolveActivity.processName = pkg.applicationInfo.packageName; 9695 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9696 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 9697 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9698 mResolveActivity.theme = 0; 9699 mResolveActivity.exported = true; 9700 mResolveActivity.enabled = true; 9701 mResolveInfo.activityInfo = mResolveActivity; 9702 mResolveInfo.priority = 0; 9703 mResolveInfo.preferredOrder = 0; 9704 mResolveInfo.match = 0; 9705 mResolveComponentName = mCustomResolverComponentName; 9706 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 9707 mResolveComponentName); 9708 } 9709 } 9710 9711 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 9712 if (installerComponent == null) { 9713 if (DEBUG_EPHEMERAL) { 9714 Slog.d(TAG, "Clear ephemeral installer activity"); 9715 } 9716 mEphemeralInstallerActivity.applicationInfo = null; 9717 return; 9718 } 9719 9720 if (DEBUG_EPHEMERAL) { 9721 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 9722 } 9723 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 9724 // Set up information for ephemeral installer activity 9725 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 9726 mEphemeralInstallerActivity.name = installerComponent.getClassName(); 9727 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 9728 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 9729 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9730 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 9731 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9732 mEphemeralInstallerActivity.theme = 0; 9733 mEphemeralInstallerActivity.exported = true; 9734 mEphemeralInstallerActivity.enabled = true; 9735 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 9736 mEphemeralInstallerInfo.priority = 0; 9737 mEphemeralInstallerInfo.preferredOrder = 1; 9738 mEphemeralInstallerInfo.isDefault = true; 9739 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 9740 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 9741 } 9742 9743 private static String calculateBundledApkRoot(final String codePathString) { 9744 final File codePath = new File(codePathString); 9745 final File codeRoot; 9746 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 9747 codeRoot = Environment.getRootDirectory(); 9748 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 9749 codeRoot = Environment.getOemDirectory(); 9750 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 9751 codeRoot = Environment.getVendorDirectory(); 9752 } else { 9753 // Unrecognized code path; take its top real segment as the apk root: 9754 // e.g. /something/app/blah.apk => /something 9755 try { 9756 File f = codePath.getCanonicalFile(); 9757 File parent = f.getParentFile(); // non-null because codePath is a file 9758 File tmp; 9759 while ((tmp = parent.getParentFile()) != null) { 9760 f = parent; 9761 parent = tmp; 9762 } 9763 codeRoot = f; 9764 Slog.w(TAG, "Unrecognized code path " 9765 + codePath + " - using " + codeRoot); 9766 } catch (IOException e) { 9767 // Can't canonicalize the code path -- shenanigans? 9768 Slog.w(TAG, "Can't canonicalize code path " + codePath); 9769 return Environment.getRootDirectory().getPath(); 9770 } 9771 } 9772 return codeRoot.getPath(); 9773 } 9774 9775 /** 9776 * Derive and set the location of native libraries for the given package, 9777 * which varies depending on where and how the package was installed. 9778 */ 9779 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 9780 final ApplicationInfo info = pkg.applicationInfo; 9781 final String codePath = pkg.codePath; 9782 final File codeFile = new File(codePath); 9783 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 9784 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 9785 9786 info.nativeLibraryRootDir = null; 9787 info.nativeLibraryRootRequiresIsa = false; 9788 info.nativeLibraryDir = null; 9789 info.secondaryNativeLibraryDir = null; 9790 9791 if (isApkFile(codeFile)) { 9792 // Monolithic install 9793 if (bundledApp) { 9794 // If "/system/lib64/apkname" exists, assume that is the per-package 9795 // native library directory to use; otherwise use "/system/lib/apkname". 9796 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 9797 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 9798 getPrimaryInstructionSet(info)); 9799 9800 // This is a bundled system app so choose the path based on the ABI. 9801 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 9802 // is just the default path. 9803 final String apkName = deriveCodePathName(codePath); 9804 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 9805 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 9806 apkName).getAbsolutePath(); 9807 9808 if (info.secondaryCpuAbi != null) { 9809 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 9810 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 9811 secondaryLibDir, apkName).getAbsolutePath(); 9812 } 9813 } else if (asecApp) { 9814 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 9815 .getAbsolutePath(); 9816 } else { 9817 final String apkName = deriveCodePathName(codePath); 9818 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 9819 .getAbsolutePath(); 9820 } 9821 9822 info.nativeLibraryRootRequiresIsa = false; 9823 info.nativeLibraryDir = info.nativeLibraryRootDir; 9824 } else { 9825 // Cluster install 9826 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 9827 info.nativeLibraryRootRequiresIsa = true; 9828 9829 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 9830 getPrimaryInstructionSet(info)).getAbsolutePath(); 9831 9832 if (info.secondaryCpuAbi != null) { 9833 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 9834 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 9835 } 9836 } 9837 } 9838 9839 /** 9840 * Calculate the abis and roots for a bundled app. These can uniquely 9841 * be determined from the contents of the system partition, i.e whether 9842 * it contains 64 or 32 bit shared libraries etc. We do not validate any 9843 * of this information, and instead assume that the system was built 9844 * sensibly. 9845 */ 9846 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 9847 PackageSetting pkgSetting) { 9848 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 9849 9850 // If "/system/lib64/apkname" exists, assume that is the per-package 9851 // native library directory to use; otherwise use "/system/lib/apkname". 9852 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 9853 setBundledAppAbi(pkg, apkRoot, apkName); 9854 // pkgSetting might be null during rescan following uninstall of updates 9855 // to a bundled app, so accommodate that possibility. The settings in 9856 // that case will be established later from the parsed package. 9857 // 9858 // If the settings aren't null, sync them up with what we've just derived. 9859 // note that apkRoot isn't stored in the package settings. 9860 if (pkgSetting != null) { 9861 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9862 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9863 } 9864 } 9865 9866 /** 9867 * Deduces the ABI of a bundled app and sets the relevant fields on the 9868 * parsed pkg object. 9869 * 9870 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 9871 * under which system libraries are installed. 9872 * @param apkName the name of the installed package. 9873 */ 9874 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 9875 final File codeFile = new File(pkg.codePath); 9876 9877 final boolean has64BitLibs; 9878 final boolean has32BitLibs; 9879 if (isApkFile(codeFile)) { 9880 // Monolithic install 9881 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 9882 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 9883 } else { 9884 // Cluster install 9885 final File rootDir = new File(codeFile, LIB_DIR_NAME); 9886 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 9887 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 9888 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 9889 has64BitLibs = (new File(rootDir, isa)).exists(); 9890 } else { 9891 has64BitLibs = false; 9892 } 9893 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 9894 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 9895 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 9896 has32BitLibs = (new File(rootDir, isa)).exists(); 9897 } else { 9898 has32BitLibs = false; 9899 } 9900 } 9901 9902 if (has64BitLibs && !has32BitLibs) { 9903 // The package has 64 bit libs, but not 32 bit libs. Its primary 9904 // ABI should be 64 bit. We can safely assume here that the bundled 9905 // native libraries correspond to the most preferred ABI in the list. 9906 9907 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9908 pkg.applicationInfo.secondaryCpuAbi = null; 9909 } else if (has32BitLibs && !has64BitLibs) { 9910 // The package has 32 bit libs but not 64 bit libs. Its primary 9911 // ABI should be 32 bit. 9912 9913 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9914 pkg.applicationInfo.secondaryCpuAbi = null; 9915 } else if (has32BitLibs && has64BitLibs) { 9916 // The application has both 64 and 32 bit bundled libraries. We check 9917 // here that the app declares multiArch support, and warn if it doesn't. 9918 // 9919 // We will be lenient here and record both ABIs. The primary will be the 9920 // ABI that's higher on the list, i.e, a device that's configured to prefer 9921 // 64 bit apps will see a 64 bit primary ABI, 9922 9923 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 9924 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 9925 } 9926 9927 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 9928 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9929 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9930 } else { 9931 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9932 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9933 } 9934 } else { 9935 pkg.applicationInfo.primaryCpuAbi = null; 9936 pkg.applicationInfo.secondaryCpuAbi = null; 9937 } 9938 } 9939 9940 private void killApplication(String pkgName, int appId, String reason) { 9941 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 9942 } 9943 9944 private void killApplication(String pkgName, int appId, int userId, String reason) { 9945 // Request the ActivityManager to kill the process(only for existing packages) 9946 // so that we do not end up in a confused state while the user is still using the older 9947 // version of the application while the new one gets installed. 9948 final long token = Binder.clearCallingIdentity(); 9949 try { 9950 IActivityManager am = ActivityManager.getService(); 9951 if (am != null) { 9952 try { 9953 am.killApplication(pkgName, appId, userId, reason); 9954 } catch (RemoteException e) { 9955 } 9956 } 9957 } finally { 9958 Binder.restoreCallingIdentity(token); 9959 } 9960 } 9961 9962 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 9963 // Remove the parent package setting 9964 PackageSetting ps = (PackageSetting) pkg.mExtras; 9965 if (ps != null) { 9966 removePackageLI(ps, chatty); 9967 } 9968 // Remove the child package setting 9969 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9970 for (int i = 0; i < childCount; i++) { 9971 PackageParser.Package childPkg = pkg.childPackages.get(i); 9972 ps = (PackageSetting) childPkg.mExtras; 9973 if (ps != null) { 9974 removePackageLI(ps, chatty); 9975 } 9976 } 9977 } 9978 9979 void removePackageLI(PackageSetting ps, boolean chatty) { 9980 if (DEBUG_INSTALL) { 9981 if (chatty) 9982 Log.d(TAG, "Removing package " + ps.name); 9983 } 9984 9985 // writer 9986 synchronized (mPackages) { 9987 mPackages.remove(ps.name); 9988 final PackageParser.Package pkg = ps.pkg; 9989 if (pkg != null) { 9990 cleanPackageDataStructuresLILPw(pkg, chatty); 9991 } 9992 } 9993 } 9994 9995 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 9996 if (DEBUG_INSTALL) { 9997 if (chatty) 9998 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 9999 } 10000 10001 // writer 10002 synchronized (mPackages) { 10003 // Remove the parent package 10004 mPackages.remove(pkg.applicationInfo.packageName); 10005 cleanPackageDataStructuresLILPw(pkg, chatty); 10006 10007 // Remove the child packages 10008 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10009 for (int i = 0; i < childCount; i++) { 10010 PackageParser.Package childPkg = pkg.childPackages.get(i); 10011 mPackages.remove(childPkg.applicationInfo.packageName); 10012 cleanPackageDataStructuresLILPw(childPkg, chatty); 10013 } 10014 } 10015 } 10016 10017 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10018 int N = pkg.providers.size(); 10019 StringBuilder r = null; 10020 int i; 10021 for (i=0; i<N; i++) { 10022 PackageParser.Provider p = pkg.providers.get(i); 10023 mProviders.removeProvider(p); 10024 if (p.info.authority == null) { 10025 10026 /* There was another ContentProvider with this authority when 10027 * this app was installed so this authority is null, 10028 * Ignore it as we don't have to unregister the provider. 10029 */ 10030 continue; 10031 } 10032 String names[] = p.info.authority.split(";"); 10033 for (int j = 0; j < names.length; j++) { 10034 if (mProvidersByAuthority.get(names[j]) == p) { 10035 mProvidersByAuthority.remove(names[j]); 10036 if (DEBUG_REMOVE) { 10037 if (chatty) 10038 Log.d(TAG, "Unregistered content provider: " + names[j] 10039 + ", className = " + p.info.name + ", isSyncable = " 10040 + p.info.isSyncable); 10041 } 10042 } 10043 } 10044 if (DEBUG_REMOVE && chatty) { 10045 if (r == null) { 10046 r = new StringBuilder(256); 10047 } else { 10048 r.append(' '); 10049 } 10050 r.append(p.info.name); 10051 } 10052 } 10053 if (r != null) { 10054 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10055 } 10056 10057 N = pkg.services.size(); 10058 r = null; 10059 for (i=0; i<N; i++) { 10060 PackageParser.Service s = pkg.services.get(i); 10061 mServices.removeService(s); 10062 if (chatty) { 10063 if (r == null) { 10064 r = new StringBuilder(256); 10065 } else { 10066 r.append(' '); 10067 } 10068 r.append(s.info.name); 10069 } 10070 } 10071 if (r != null) { 10072 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 10073 } 10074 10075 N = pkg.receivers.size(); 10076 r = null; 10077 for (i=0; i<N; i++) { 10078 PackageParser.Activity a = pkg.receivers.get(i); 10079 mReceivers.removeActivity(a, "receiver"); 10080 if (DEBUG_REMOVE && chatty) { 10081 if (r == null) { 10082 r = new StringBuilder(256); 10083 } else { 10084 r.append(' '); 10085 } 10086 r.append(a.info.name); 10087 } 10088 } 10089 if (r != null) { 10090 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 10091 } 10092 10093 N = pkg.activities.size(); 10094 r = null; 10095 for (i=0; i<N; i++) { 10096 PackageParser.Activity a = pkg.activities.get(i); 10097 mActivities.removeActivity(a, "activity"); 10098 if (DEBUG_REMOVE && chatty) { 10099 if (r == null) { 10100 r = new StringBuilder(256); 10101 } else { 10102 r.append(' '); 10103 } 10104 r.append(a.info.name); 10105 } 10106 } 10107 if (r != null) { 10108 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 10109 } 10110 10111 N = pkg.permissions.size(); 10112 r = null; 10113 for (i=0; i<N; i++) { 10114 PackageParser.Permission p = pkg.permissions.get(i); 10115 BasePermission bp = mSettings.mPermissions.get(p.info.name); 10116 if (bp == null) { 10117 bp = mSettings.mPermissionTrees.get(p.info.name); 10118 } 10119 if (bp != null && bp.perm == p) { 10120 bp.perm = null; 10121 if (DEBUG_REMOVE && chatty) { 10122 if (r == null) { 10123 r = new StringBuilder(256); 10124 } else { 10125 r.append(' '); 10126 } 10127 r.append(p.info.name); 10128 } 10129 } 10130 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10131 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 10132 if (appOpPkgs != null) { 10133 appOpPkgs.remove(pkg.packageName); 10134 } 10135 } 10136 } 10137 if (r != null) { 10138 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 10139 } 10140 10141 N = pkg.requestedPermissions.size(); 10142 r = null; 10143 for (i=0; i<N; i++) { 10144 String perm = pkg.requestedPermissions.get(i); 10145 BasePermission bp = mSettings.mPermissions.get(perm); 10146 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10147 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 10148 if (appOpPkgs != null) { 10149 appOpPkgs.remove(pkg.packageName); 10150 if (appOpPkgs.isEmpty()) { 10151 mAppOpPermissionPackages.remove(perm); 10152 } 10153 } 10154 } 10155 } 10156 if (r != null) { 10157 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 10158 } 10159 10160 N = pkg.instrumentation.size(); 10161 r = null; 10162 for (i=0; i<N; i++) { 10163 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10164 mInstrumentation.remove(a.getComponentName()); 10165 if (DEBUG_REMOVE && chatty) { 10166 if (r == null) { 10167 r = new StringBuilder(256); 10168 } else { 10169 r.append(' '); 10170 } 10171 r.append(a.info.name); 10172 } 10173 } 10174 if (r != null) { 10175 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 10176 } 10177 10178 r = null; 10179 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 10180 // Only system apps can hold shared libraries. 10181 if (pkg.libraryNames != null) { 10182 for (i=0; i<pkg.libraryNames.size(); i++) { 10183 String name = pkg.libraryNames.get(i); 10184 SharedLibraryEntry cur = mSharedLibraries.get(name); 10185 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 10186 mSharedLibraries.remove(name); 10187 if (DEBUG_REMOVE && chatty) { 10188 if (r == null) { 10189 r = new StringBuilder(256); 10190 } else { 10191 r.append(' '); 10192 } 10193 r.append(name); 10194 } 10195 } 10196 } 10197 } 10198 } 10199 if (r != null) { 10200 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 10201 } 10202 } 10203 10204 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 10205 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 10206 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 10207 return true; 10208 } 10209 } 10210 return false; 10211 } 10212 10213 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 10214 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 10215 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 10216 10217 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 10218 // Update the parent permissions 10219 updatePermissionsLPw(pkg.packageName, pkg, flags); 10220 // Update the child permissions 10221 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10222 for (int i = 0; i < childCount; i++) { 10223 PackageParser.Package childPkg = pkg.childPackages.get(i); 10224 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 10225 } 10226 } 10227 10228 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 10229 int flags) { 10230 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 10231 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 10232 } 10233 10234 private void updatePermissionsLPw(String changingPkg, 10235 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 10236 // Make sure there are no dangling permission trees. 10237 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 10238 while (it.hasNext()) { 10239 final BasePermission bp = it.next(); 10240 if (bp.packageSetting == null) { 10241 // We may not yet have parsed the package, so just see if 10242 // we still know about its settings. 10243 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 10244 } 10245 if (bp.packageSetting == null) { 10246 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 10247 + " from package " + bp.sourcePackage); 10248 it.remove(); 10249 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 10250 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 10251 Slog.i(TAG, "Removing old permission tree: " + bp.name 10252 + " from package " + bp.sourcePackage); 10253 flags |= UPDATE_PERMISSIONS_ALL; 10254 it.remove(); 10255 } 10256 } 10257 } 10258 10259 // Make sure all dynamic permissions have been assigned to a package, 10260 // and make sure there are no dangling permissions. 10261 it = mSettings.mPermissions.values().iterator(); 10262 while (it.hasNext()) { 10263 final BasePermission bp = it.next(); 10264 if (bp.type == BasePermission.TYPE_DYNAMIC) { 10265 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 10266 + bp.name + " pkg=" + bp.sourcePackage 10267 + " info=" + bp.pendingInfo); 10268 if (bp.packageSetting == null && bp.pendingInfo != null) { 10269 final BasePermission tree = findPermissionTreeLP(bp.name); 10270 if (tree != null && tree.perm != null) { 10271 bp.packageSetting = tree.packageSetting; 10272 bp.perm = new PackageParser.Permission(tree.perm.owner, 10273 new PermissionInfo(bp.pendingInfo)); 10274 bp.perm.info.packageName = tree.perm.info.packageName; 10275 bp.perm.info.name = bp.name; 10276 bp.uid = tree.uid; 10277 } 10278 } 10279 } 10280 if (bp.packageSetting == null) { 10281 // We may not yet have parsed the package, so just see if 10282 // we still know about its settings. 10283 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 10284 } 10285 if (bp.packageSetting == null) { 10286 Slog.w(TAG, "Removing dangling permission: " + bp.name 10287 + " from package " + bp.sourcePackage); 10288 it.remove(); 10289 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 10290 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 10291 Slog.i(TAG, "Removing old permission: " + bp.name 10292 + " from package " + bp.sourcePackage); 10293 flags |= UPDATE_PERMISSIONS_ALL; 10294 it.remove(); 10295 } 10296 } 10297 } 10298 10299 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 10300 // Now update the permissions for all packages, in particular 10301 // replace the granted permissions of the system packages. 10302 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 10303 for (PackageParser.Package pkg : mPackages.values()) { 10304 if (pkg != pkgInfo) { 10305 // Only replace for packages on requested volume 10306 final String volumeUuid = getVolumeUuidForPackage(pkg); 10307 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 10308 && Objects.equals(replaceVolumeUuid, volumeUuid); 10309 grantPermissionsLPw(pkg, replace, changingPkg); 10310 } 10311 } 10312 } 10313 10314 if (pkgInfo != null) { 10315 // Only replace for packages on requested volume 10316 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 10317 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 10318 && Objects.equals(replaceVolumeUuid, volumeUuid); 10319 grantPermissionsLPw(pkgInfo, replace, changingPkg); 10320 } 10321 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10322 } 10323 10324 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 10325 String packageOfInterest) { 10326 // IMPORTANT: There are two types of permissions: install and runtime. 10327 // Install time permissions are granted when the app is installed to 10328 // all device users and users added in the future. Runtime permissions 10329 // are granted at runtime explicitly to specific users. Normal and signature 10330 // protected permissions are install time permissions. Dangerous permissions 10331 // are install permissions if the app's target SDK is Lollipop MR1 or older, 10332 // otherwise they are runtime permissions. This function does not manage 10333 // runtime permissions except for the case an app targeting Lollipop MR1 10334 // being upgraded to target a newer SDK, in which case dangerous permissions 10335 // are transformed from install time to runtime ones. 10336 10337 final PackageSetting ps = (PackageSetting) pkg.mExtras; 10338 if (ps == null) { 10339 return; 10340 } 10341 10342 PermissionsState permissionsState = ps.getPermissionsState(); 10343 PermissionsState origPermissions = permissionsState; 10344 10345 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 10346 10347 boolean runtimePermissionsRevoked = false; 10348 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 10349 10350 boolean changedInstallPermission = false; 10351 10352 if (replace) { 10353 ps.installPermissionsFixed = false; 10354 if (!ps.isSharedUser()) { 10355 origPermissions = new PermissionsState(permissionsState); 10356 permissionsState.reset(); 10357 } else { 10358 // We need to know only about runtime permission changes since the 10359 // calling code always writes the install permissions state but 10360 // the runtime ones are written only if changed. The only cases of 10361 // changed runtime permissions here are promotion of an install to 10362 // runtime and revocation of a runtime from a shared user. 10363 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 10364 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 10365 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 10366 runtimePermissionsRevoked = true; 10367 } 10368 } 10369 } 10370 10371 permissionsState.setGlobalGids(mGlobalGids); 10372 10373 final int N = pkg.requestedPermissions.size(); 10374 for (int i=0; i<N; i++) { 10375 final String name = pkg.requestedPermissions.get(i); 10376 final BasePermission bp = mSettings.mPermissions.get(name); 10377 10378 if (DEBUG_INSTALL) { 10379 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 10380 } 10381 10382 if (bp == null || bp.packageSetting == null) { 10383 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 10384 Slog.w(TAG, "Unknown permission " + name 10385 + " in package " + pkg.packageName); 10386 } 10387 continue; 10388 } 10389 10390 10391 // Limit ephemeral apps to ephemeral allowed permissions. 10392 if (pkg.applicationInfo.isEphemeralApp() && !bp.isEphemeral()) { 10393 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 10394 + pkg.packageName); 10395 continue; 10396 } 10397 10398 final String perm = bp.name; 10399 boolean allowedSig = false; 10400 int grant = GRANT_DENIED; 10401 10402 // Keep track of app op permissions. 10403 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10404 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 10405 if (pkgs == null) { 10406 pkgs = new ArraySet<>(); 10407 mAppOpPermissionPackages.put(bp.name, pkgs); 10408 } 10409 pkgs.add(pkg.packageName); 10410 } 10411 10412 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 10413 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 10414 >= Build.VERSION_CODES.M; 10415 switch (level) { 10416 case PermissionInfo.PROTECTION_NORMAL: { 10417 // For all apps normal permissions are install time ones. 10418 grant = GRANT_INSTALL; 10419 } break; 10420 10421 case PermissionInfo.PROTECTION_DANGEROUS: { 10422 // If a permission review is required for legacy apps we represent 10423 // their permissions as always granted runtime ones since we need 10424 // to keep the review required permission flag per user while an 10425 // install permission's state is shared across all users. 10426 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 10427 // For legacy apps dangerous permissions are install time ones. 10428 grant = GRANT_INSTALL; 10429 } else if (origPermissions.hasInstallPermission(bp.name)) { 10430 // For legacy apps that became modern, install becomes runtime. 10431 grant = GRANT_UPGRADE; 10432 } else if (mPromoteSystemApps 10433 && isSystemApp(ps) 10434 && mExistingSystemPackages.contains(ps.name)) { 10435 // For legacy system apps, install becomes runtime. 10436 // We cannot check hasInstallPermission() for system apps since those 10437 // permissions were granted implicitly and not persisted pre-M. 10438 grant = GRANT_UPGRADE; 10439 } else { 10440 // For modern apps keep runtime permissions unchanged. 10441 grant = GRANT_RUNTIME; 10442 } 10443 } break; 10444 10445 case PermissionInfo.PROTECTION_SIGNATURE: { 10446 // For all apps signature permissions are install time ones. 10447 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 10448 if (allowedSig) { 10449 grant = GRANT_INSTALL; 10450 } 10451 } break; 10452 } 10453 10454 if (DEBUG_INSTALL) { 10455 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 10456 } 10457 10458 if (grant != GRANT_DENIED) { 10459 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 10460 // If this is an existing, non-system package, then 10461 // we can't add any new permissions to it. 10462 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 10463 // Except... if this is a permission that was added 10464 // to the platform (note: need to only do this when 10465 // updating the platform). 10466 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 10467 grant = GRANT_DENIED; 10468 } 10469 } 10470 } 10471 10472 switch (grant) { 10473 case GRANT_INSTALL: { 10474 // Revoke this as runtime permission to handle the case of 10475 // a runtime permission being downgraded to an install one. 10476 // Also in permission review mode we keep dangerous permissions 10477 // for legacy apps 10478 for (int userId : UserManagerService.getInstance().getUserIds()) { 10479 if (origPermissions.getRuntimePermissionState( 10480 bp.name, userId) != null) { 10481 // Revoke the runtime permission and clear the flags. 10482 origPermissions.revokeRuntimePermission(bp, userId); 10483 origPermissions.updatePermissionFlags(bp, userId, 10484 PackageManager.MASK_PERMISSION_FLAGS, 0); 10485 // If we revoked a permission permission, we have to write. 10486 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10487 changedRuntimePermissionUserIds, userId); 10488 } 10489 } 10490 // Grant an install permission. 10491 if (permissionsState.grantInstallPermission(bp) != 10492 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10493 changedInstallPermission = true; 10494 } 10495 } break; 10496 10497 case GRANT_RUNTIME: { 10498 // Grant previously granted runtime permissions. 10499 for (int userId : UserManagerService.getInstance().getUserIds()) { 10500 PermissionState permissionState = origPermissions 10501 .getRuntimePermissionState(bp.name, userId); 10502 int flags = permissionState != null 10503 ? permissionState.getFlags() : 0; 10504 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 10505 if (permissionsState.grantRuntimePermission(bp, userId) == 10506 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10507 // If we cannot put the permission as it was, we have to write. 10508 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10509 changedRuntimePermissionUserIds, userId); 10510 } 10511 // If the app supports runtime permissions no need for a review. 10512 if (mPermissionReviewRequired 10513 && appSupportsRuntimePermissions 10514 && (flags & PackageManager 10515 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 10516 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 10517 // Since we changed the flags, we have to write. 10518 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10519 changedRuntimePermissionUserIds, userId); 10520 } 10521 } else if (mPermissionReviewRequired 10522 && !appSupportsRuntimePermissions) { 10523 // For legacy apps that need a permission review, every new 10524 // runtime permission is granted but it is pending a review. 10525 // We also need to review only platform defined runtime 10526 // permissions as these are the only ones the platform knows 10527 // how to disable the API to simulate revocation as legacy 10528 // apps don't expect to run with revoked permissions. 10529 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 10530 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 10531 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 10532 // We changed the flags, hence have to write. 10533 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10534 changedRuntimePermissionUserIds, userId); 10535 } 10536 } 10537 if (permissionsState.grantRuntimePermission(bp, userId) 10538 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10539 // We changed the permission, hence have to write. 10540 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10541 changedRuntimePermissionUserIds, userId); 10542 } 10543 } 10544 // Propagate the permission flags. 10545 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 10546 } 10547 } break; 10548 10549 case GRANT_UPGRADE: { 10550 // Grant runtime permissions for a previously held install permission. 10551 PermissionState permissionState = origPermissions 10552 .getInstallPermissionState(bp.name); 10553 final int flags = permissionState != null ? permissionState.getFlags() : 0; 10554 10555 if (origPermissions.revokeInstallPermission(bp) 10556 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10557 // We will be transferring the permission flags, so clear them. 10558 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 10559 PackageManager.MASK_PERMISSION_FLAGS, 0); 10560 changedInstallPermission = true; 10561 } 10562 10563 // If the permission is not to be promoted to runtime we ignore it and 10564 // also its other flags as they are not applicable to install permissions. 10565 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 10566 for (int userId : currentUserIds) { 10567 if (permissionsState.grantRuntimePermission(bp, userId) != 10568 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10569 // Transfer the permission flags. 10570 permissionsState.updatePermissionFlags(bp, userId, 10571 flags, flags); 10572 // If we granted the permission, we have to write. 10573 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10574 changedRuntimePermissionUserIds, userId); 10575 } 10576 } 10577 } 10578 } break; 10579 10580 default: { 10581 if (packageOfInterest == null 10582 || packageOfInterest.equals(pkg.packageName)) { 10583 Slog.w(TAG, "Not granting permission " + perm 10584 + " to package " + pkg.packageName 10585 + " because it was previously installed without"); 10586 } 10587 } break; 10588 } 10589 } else { 10590 if (permissionsState.revokeInstallPermission(bp) != 10591 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10592 // Also drop the permission flags. 10593 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 10594 PackageManager.MASK_PERMISSION_FLAGS, 0); 10595 changedInstallPermission = true; 10596 Slog.i(TAG, "Un-granting permission " + perm 10597 + " from package " + pkg.packageName 10598 + " (protectionLevel=" + bp.protectionLevel 10599 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10600 + ")"); 10601 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 10602 // Don't print warning for app op permissions, since it is fine for them 10603 // not to be granted, there is a UI for the user to decide. 10604 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 10605 Slog.w(TAG, "Not granting permission " + perm 10606 + " to package " + pkg.packageName 10607 + " (protectionLevel=" + bp.protectionLevel 10608 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10609 + ")"); 10610 } 10611 } 10612 } 10613 } 10614 10615 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 10616 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 10617 // This is the first that we have heard about this package, so the 10618 // permissions we have now selected are fixed until explicitly 10619 // changed. 10620 ps.installPermissionsFixed = true; 10621 } 10622 10623 // Persist the runtime permissions state for users with changes. If permissions 10624 // were revoked because no app in the shared user declares them we have to 10625 // write synchronously to avoid losing runtime permissions state. 10626 for (int userId : changedRuntimePermissionUserIds) { 10627 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 10628 } 10629 } 10630 10631 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 10632 boolean allowed = false; 10633 final int NP = PackageParser.NEW_PERMISSIONS.length; 10634 for (int ip=0; ip<NP; ip++) { 10635 final PackageParser.NewPermissionInfo npi 10636 = PackageParser.NEW_PERMISSIONS[ip]; 10637 if (npi.name.equals(perm) 10638 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 10639 allowed = true; 10640 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 10641 + pkg.packageName); 10642 break; 10643 } 10644 } 10645 return allowed; 10646 } 10647 10648 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 10649 BasePermission bp, PermissionsState origPermissions) { 10650 boolean privilegedPermission = (bp.protectionLevel 10651 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 10652 boolean privappPermissionsDisable = 10653 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 10654 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 10655 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 10656 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 10657 && !platformPackage && platformPermission) { 10658 ArraySet<String> wlPermissions = SystemConfig.getInstance() 10659 .getPrivAppPermissions(pkg.packageName); 10660 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 10661 if (!whitelisted) { 10662 Slog.w(TAG, "Privileged permission " + perm + " for package " 10663 + pkg.packageName + " - not in privapp-permissions whitelist"); 10664 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 10665 return false; 10666 } 10667 } 10668 } 10669 boolean allowed = (compareSignatures( 10670 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 10671 == PackageManager.SIGNATURE_MATCH) 10672 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 10673 == PackageManager.SIGNATURE_MATCH); 10674 if (!allowed && privilegedPermission) { 10675 if (isSystemApp(pkg)) { 10676 // For updated system applications, a system permission 10677 // is granted only if it had been defined by the original application. 10678 if (pkg.isUpdatedSystemApp()) { 10679 final PackageSetting sysPs = mSettings 10680 .getDisabledSystemPkgLPr(pkg.packageName); 10681 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 10682 // If the original was granted this permission, we take 10683 // that grant decision as read and propagate it to the 10684 // update. 10685 if (sysPs.isPrivileged()) { 10686 allowed = true; 10687 } 10688 } else { 10689 // The system apk may have been updated with an older 10690 // version of the one on the data partition, but which 10691 // granted a new system permission that it didn't have 10692 // before. In this case we do want to allow the app to 10693 // now get the new permission if the ancestral apk is 10694 // privileged to get it. 10695 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 10696 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 10697 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 10698 allowed = true; 10699 break; 10700 } 10701 } 10702 } 10703 // Also if a privileged parent package on the system image or any of 10704 // its children requested a privileged permission, the updated child 10705 // packages can also get the permission. 10706 if (pkg.parentPackage != null) { 10707 final PackageSetting disabledSysParentPs = mSettings 10708 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 10709 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 10710 && disabledSysParentPs.isPrivileged()) { 10711 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 10712 allowed = true; 10713 } else if (disabledSysParentPs.pkg.childPackages != null) { 10714 final int count = disabledSysParentPs.pkg.childPackages.size(); 10715 for (int i = 0; i < count; i++) { 10716 PackageParser.Package disabledSysChildPkg = 10717 disabledSysParentPs.pkg.childPackages.get(i); 10718 if (isPackageRequestingPermission(disabledSysChildPkg, 10719 perm)) { 10720 allowed = true; 10721 break; 10722 } 10723 } 10724 } 10725 } 10726 } 10727 } 10728 } else { 10729 allowed = isPrivilegedApp(pkg); 10730 } 10731 } 10732 } 10733 if (!allowed) { 10734 if (!allowed && (bp.protectionLevel 10735 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 10736 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 10737 // If this was a previously normal/dangerous permission that got moved 10738 // to a system permission as part of the runtime permission redesign, then 10739 // we still want to blindly grant it to old apps. 10740 allowed = true; 10741 } 10742 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 10743 && pkg.packageName.equals(mRequiredInstallerPackage)) { 10744 // If this permission is to be granted to the system installer and 10745 // this app is an installer, then it gets the permission. 10746 allowed = true; 10747 } 10748 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 10749 && pkg.packageName.equals(mRequiredVerifierPackage)) { 10750 // If this permission is to be granted to the system verifier and 10751 // this app is a verifier, then it gets the permission. 10752 allowed = true; 10753 } 10754 if (!allowed && (bp.protectionLevel 10755 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 10756 && isSystemApp(pkg)) { 10757 // Any pre-installed system app is allowed to get this permission. 10758 allowed = true; 10759 } 10760 if (!allowed && (bp.protectionLevel 10761 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 10762 // For development permissions, a development permission 10763 // is granted only if it was already granted. 10764 allowed = origPermissions.hasInstallPermission(perm); 10765 } 10766 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 10767 && pkg.packageName.equals(mSetupWizardPackage)) { 10768 // If this permission is to be granted to the system setup wizard and 10769 // this app is a setup wizard, then it gets the permission. 10770 allowed = true; 10771 } 10772 } 10773 return allowed; 10774 } 10775 10776 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 10777 final int permCount = pkg.requestedPermissions.size(); 10778 for (int j = 0; j < permCount; j++) { 10779 String requestedPermission = pkg.requestedPermissions.get(j); 10780 if (permission.equals(requestedPermission)) { 10781 return true; 10782 } 10783 } 10784 return false; 10785 } 10786 10787 final class ActivityIntentResolver 10788 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 10789 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10790 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 10791 if (!sUserManager.exists(userId)) return null; 10792 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0) 10793 | (visibleToEphemeral ? PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY : 0) 10794 | (isEphemeral ? PackageManager.MATCH_EPHEMERAL : 0); 10795 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 10796 isEphemeral, userId); 10797 } 10798 10799 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10800 int userId) { 10801 if (!sUserManager.exists(userId)) return null; 10802 mFlags = flags; 10803 return super.queryIntent(intent, resolvedType, 10804 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 10805 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 10806 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 10807 } 10808 10809 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10810 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 10811 if (!sUserManager.exists(userId)) return null; 10812 if (packageActivities == null) { 10813 return null; 10814 } 10815 mFlags = flags; 10816 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 10817 final boolean vislbleToEphemeral = 10818 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 10819 final boolean isEphemeral = (flags & PackageManager.MATCH_EPHEMERAL) != 0; 10820 final int N = packageActivities.size(); 10821 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 10822 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 10823 10824 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 10825 for (int i = 0; i < N; ++i) { 10826 intentFilters = packageActivities.get(i).intents; 10827 if (intentFilters != null && intentFilters.size() > 0) { 10828 PackageParser.ActivityIntentInfo[] array = 10829 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 10830 intentFilters.toArray(array); 10831 listCut.add(array); 10832 } 10833 } 10834 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 10835 vislbleToEphemeral, isEphemeral, listCut, userId); 10836 } 10837 10838 /** 10839 * Finds a privileged activity that matches the specified activity names. 10840 */ 10841 private PackageParser.Activity findMatchingActivity( 10842 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 10843 for (PackageParser.Activity sysActivity : activityList) { 10844 if (sysActivity.info.name.equals(activityInfo.name)) { 10845 return sysActivity; 10846 } 10847 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 10848 return sysActivity; 10849 } 10850 if (sysActivity.info.targetActivity != null) { 10851 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 10852 return sysActivity; 10853 } 10854 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 10855 return sysActivity; 10856 } 10857 } 10858 } 10859 return null; 10860 } 10861 10862 public class IterGenerator<E> { 10863 public Iterator<E> generate(ActivityIntentInfo info) { 10864 return null; 10865 } 10866 } 10867 10868 public class ActionIterGenerator extends IterGenerator<String> { 10869 @Override 10870 public Iterator<String> generate(ActivityIntentInfo info) { 10871 return info.actionsIterator(); 10872 } 10873 } 10874 10875 public class CategoriesIterGenerator extends IterGenerator<String> { 10876 @Override 10877 public Iterator<String> generate(ActivityIntentInfo info) { 10878 return info.categoriesIterator(); 10879 } 10880 } 10881 10882 public class SchemesIterGenerator extends IterGenerator<String> { 10883 @Override 10884 public Iterator<String> generate(ActivityIntentInfo info) { 10885 return info.schemesIterator(); 10886 } 10887 } 10888 10889 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 10890 @Override 10891 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 10892 return info.authoritiesIterator(); 10893 } 10894 } 10895 10896 /** 10897 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 10898 * MODIFIED. Do not pass in a list that should not be changed. 10899 */ 10900 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 10901 IterGenerator<T> generator, Iterator<T> searchIterator) { 10902 // loop through the set of actions; every one must be found in the intent filter 10903 while (searchIterator.hasNext()) { 10904 // we must have at least one filter in the list to consider a match 10905 if (intentList.size() == 0) { 10906 break; 10907 } 10908 10909 final T searchAction = searchIterator.next(); 10910 10911 // loop through the set of intent filters 10912 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 10913 while (intentIter.hasNext()) { 10914 final ActivityIntentInfo intentInfo = intentIter.next(); 10915 boolean selectionFound = false; 10916 10917 // loop through the intent filter's selection criteria; at least one 10918 // of them must match the searched criteria 10919 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 10920 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 10921 final T intentSelection = intentSelectionIter.next(); 10922 if (intentSelection != null && intentSelection.equals(searchAction)) { 10923 selectionFound = true; 10924 break; 10925 } 10926 } 10927 10928 // the selection criteria wasn't found in this filter's set; this filter 10929 // is not a potential match 10930 if (!selectionFound) { 10931 intentIter.remove(); 10932 } 10933 } 10934 } 10935 } 10936 10937 private boolean isProtectedAction(ActivityIntentInfo filter) { 10938 final Iterator<String> actionsIter = filter.actionsIterator(); 10939 while (actionsIter != null && actionsIter.hasNext()) { 10940 final String filterAction = actionsIter.next(); 10941 if (PROTECTED_ACTIONS.contains(filterAction)) { 10942 return true; 10943 } 10944 } 10945 return false; 10946 } 10947 10948 /** 10949 * Adjusts the priority of the given intent filter according to policy. 10950 * <p> 10951 * <ul> 10952 * <li>The priority for non privileged applications is capped to '0'</li> 10953 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 10954 * <li>The priority for unbundled updates to privileged applications is capped to the 10955 * priority defined on the system partition</li> 10956 * </ul> 10957 * <p> 10958 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 10959 * allowed to obtain any priority on any action. 10960 */ 10961 private void adjustPriority( 10962 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 10963 // nothing to do; priority is fine as-is 10964 if (intent.getPriority() <= 0) { 10965 return; 10966 } 10967 10968 final ActivityInfo activityInfo = intent.activity.info; 10969 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 10970 10971 final boolean privilegedApp = 10972 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 10973 if (!privilegedApp) { 10974 // non-privileged applications can never define a priority >0 10975 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 10976 + " package: " + applicationInfo.packageName 10977 + " activity: " + intent.activity.className 10978 + " origPrio: " + intent.getPriority()); 10979 intent.setPriority(0); 10980 return; 10981 } 10982 10983 if (systemActivities == null) { 10984 // the system package is not disabled; we're parsing the system partition 10985 if (isProtectedAction(intent)) { 10986 if (mDeferProtectedFilters) { 10987 // We can't deal with these just yet. No component should ever obtain a 10988 // >0 priority for a protected actions, with ONE exception -- the setup 10989 // wizard. The setup wizard, however, cannot be known until we're able to 10990 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 10991 // until all intent filters have been processed. Chicken, meet egg. 10992 // Let the filter temporarily have a high priority and rectify the 10993 // priorities after all system packages have been scanned. 10994 mProtectedFilters.add(intent); 10995 if (DEBUG_FILTERS) { 10996 Slog.i(TAG, "Protected action; save for later;" 10997 + " package: " + applicationInfo.packageName 10998 + " activity: " + intent.activity.className 10999 + " origPrio: " + intent.getPriority()); 11000 } 11001 return; 11002 } else { 11003 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11004 Slog.i(TAG, "No setup wizard;" 11005 + " All protected intents capped to priority 0"); 11006 } 11007 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11008 if (DEBUG_FILTERS) { 11009 Slog.i(TAG, "Found setup wizard;" 11010 + " allow priority " + intent.getPriority() + ";" 11011 + " package: " + intent.activity.info.packageName 11012 + " activity: " + intent.activity.className 11013 + " priority: " + intent.getPriority()); 11014 } 11015 // setup wizard gets whatever it wants 11016 return; 11017 } 11018 Slog.w(TAG, "Protected action; cap priority to 0;" 11019 + " package: " + intent.activity.info.packageName 11020 + " activity: " + intent.activity.className 11021 + " origPrio: " + intent.getPriority()); 11022 intent.setPriority(0); 11023 return; 11024 } 11025 } 11026 // privileged apps on the system image get whatever priority they request 11027 return; 11028 } 11029 11030 // privileged app unbundled update ... try to find the same activity 11031 final PackageParser.Activity foundActivity = 11032 findMatchingActivity(systemActivities, activityInfo); 11033 if (foundActivity == null) { 11034 // this is a new activity; it cannot obtain >0 priority 11035 if (DEBUG_FILTERS) { 11036 Slog.i(TAG, "New activity; cap priority to 0;" 11037 + " package: " + applicationInfo.packageName 11038 + " activity: " + intent.activity.className 11039 + " origPrio: " + intent.getPriority()); 11040 } 11041 intent.setPriority(0); 11042 return; 11043 } 11044 11045 // found activity, now check for filter equivalence 11046 11047 // a shallow copy is enough; we modify the list, not its contents 11048 final List<ActivityIntentInfo> intentListCopy = 11049 new ArrayList<>(foundActivity.intents); 11050 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 11051 11052 // find matching action subsets 11053 final Iterator<String> actionsIterator = intent.actionsIterator(); 11054 if (actionsIterator != null) { 11055 getIntentListSubset( 11056 intentListCopy, new ActionIterGenerator(), actionsIterator); 11057 if (intentListCopy.size() == 0) { 11058 // no more intents to match; we're not equivalent 11059 if (DEBUG_FILTERS) { 11060 Slog.i(TAG, "Mismatched action; cap priority to 0;" 11061 + " package: " + applicationInfo.packageName 11062 + " activity: " + intent.activity.className 11063 + " origPrio: " + intent.getPriority()); 11064 } 11065 intent.setPriority(0); 11066 return; 11067 } 11068 } 11069 11070 // find matching category subsets 11071 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 11072 if (categoriesIterator != null) { 11073 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 11074 categoriesIterator); 11075 if (intentListCopy.size() == 0) { 11076 // no more intents to match; we're not equivalent 11077 if (DEBUG_FILTERS) { 11078 Slog.i(TAG, "Mismatched category; cap priority to 0;" 11079 + " package: " + applicationInfo.packageName 11080 + " activity: " + intent.activity.className 11081 + " origPrio: " + intent.getPriority()); 11082 } 11083 intent.setPriority(0); 11084 return; 11085 } 11086 } 11087 11088 // find matching schemes subsets 11089 final Iterator<String> schemesIterator = intent.schemesIterator(); 11090 if (schemesIterator != null) { 11091 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 11092 schemesIterator); 11093 if (intentListCopy.size() == 0) { 11094 // no more intents to match; we're not equivalent 11095 if (DEBUG_FILTERS) { 11096 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 11097 + " package: " + applicationInfo.packageName 11098 + " activity: " + intent.activity.className 11099 + " origPrio: " + intent.getPriority()); 11100 } 11101 intent.setPriority(0); 11102 return; 11103 } 11104 } 11105 11106 // find matching authorities subsets 11107 final Iterator<IntentFilter.AuthorityEntry> 11108 authoritiesIterator = intent.authoritiesIterator(); 11109 if (authoritiesIterator != null) { 11110 getIntentListSubset(intentListCopy, 11111 new AuthoritiesIterGenerator(), 11112 authoritiesIterator); 11113 if (intentListCopy.size() == 0) { 11114 // no more intents to match; we're not equivalent 11115 if (DEBUG_FILTERS) { 11116 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 11117 + " package: " + applicationInfo.packageName 11118 + " activity: " + intent.activity.className 11119 + " origPrio: " + intent.getPriority()); 11120 } 11121 intent.setPriority(0); 11122 return; 11123 } 11124 } 11125 11126 // we found matching filter(s); app gets the max priority of all intents 11127 int cappedPriority = 0; 11128 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 11129 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 11130 } 11131 if (intent.getPriority() > cappedPriority) { 11132 if (DEBUG_FILTERS) { 11133 Slog.i(TAG, "Found matching filter(s);" 11134 + " cap priority to " + cappedPriority + ";" 11135 + " package: " + applicationInfo.packageName 11136 + " activity: " + intent.activity.className 11137 + " origPrio: " + intent.getPriority()); 11138 } 11139 intent.setPriority(cappedPriority); 11140 return; 11141 } 11142 // all this for nothing; the requested priority was <= what was on the system 11143 } 11144 11145 public final void addActivity(PackageParser.Activity a, String type) { 11146 mActivities.put(a.getComponentName(), a); 11147 if (DEBUG_SHOW_INFO) 11148 Log.v( 11149 TAG, " " + type + " " + 11150 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 11151 if (DEBUG_SHOW_INFO) 11152 Log.v(TAG, " Class=" + a.info.name); 11153 final int NI = a.intents.size(); 11154 for (int j=0; j<NI; j++) { 11155 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 11156 if ("activity".equals(type)) { 11157 final PackageSetting ps = 11158 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 11159 final List<PackageParser.Activity> systemActivities = 11160 ps != null && ps.pkg != null ? ps.pkg.activities : null; 11161 adjustPriority(systemActivities, intent); 11162 } 11163 if (DEBUG_SHOW_INFO) { 11164 Log.v(TAG, " IntentFilter:"); 11165 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11166 } 11167 if (!intent.debugCheck()) { 11168 Log.w(TAG, "==> For Activity " + a.info.name); 11169 } 11170 addFilter(intent); 11171 } 11172 } 11173 11174 public final void removeActivity(PackageParser.Activity a, String type) { 11175 mActivities.remove(a.getComponentName()); 11176 if (DEBUG_SHOW_INFO) { 11177 Log.v(TAG, " " + type + " " 11178 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 11179 : a.info.name) + ":"); 11180 Log.v(TAG, " Class=" + a.info.name); 11181 } 11182 final int NI = a.intents.size(); 11183 for (int j=0; j<NI; j++) { 11184 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 11185 if (DEBUG_SHOW_INFO) { 11186 Log.v(TAG, " IntentFilter:"); 11187 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11188 } 11189 removeFilter(intent); 11190 } 11191 } 11192 11193 @Override 11194 protected boolean allowFilterResult( 11195 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 11196 ActivityInfo filterAi = filter.activity.info; 11197 for (int i=dest.size()-1; i>=0; i--) { 11198 ActivityInfo destAi = dest.get(i).activityInfo; 11199 if (destAi.name == filterAi.name 11200 && destAi.packageName == filterAi.packageName) { 11201 return false; 11202 } 11203 } 11204 return true; 11205 } 11206 11207 @Override 11208 protected ActivityIntentInfo[] newArray(int size) { 11209 return new ActivityIntentInfo[size]; 11210 } 11211 11212 @Override 11213 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 11214 if (!sUserManager.exists(userId)) return true; 11215 PackageParser.Package p = filter.activity.owner; 11216 if (p != null) { 11217 PackageSetting ps = (PackageSetting)p.mExtras; 11218 if (ps != null) { 11219 // System apps are never considered stopped for purposes of 11220 // filtering, because there may be no way for the user to 11221 // actually re-launch them. 11222 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 11223 && ps.getStopped(userId); 11224 } 11225 } 11226 return false; 11227 } 11228 11229 @Override 11230 protected boolean isPackageForFilter(String packageName, 11231 PackageParser.ActivityIntentInfo info) { 11232 return packageName.equals(info.activity.owner.packageName); 11233 } 11234 11235 @Override 11236 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 11237 int match, int userId) { 11238 if (!sUserManager.exists(userId)) return null; 11239 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 11240 return null; 11241 } 11242 final PackageParser.Activity activity = info.activity; 11243 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 11244 if (ps == null) { 11245 return null; 11246 } 11247 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 11248 ps.readUserState(userId), userId); 11249 if (ai == null) { 11250 return null; 11251 } 11252 final ResolveInfo res = new ResolveInfo(); 11253 res.activityInfo = ai; 11254 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 11255 res.filter = info; 11256 } 11257 if (info != null) { 11258 res.handleAllWebDataURI = info.handleAllWebDataURI(); 11259 } 11260 res.priority = info.getPriority(); 11261 res.preferredOrder = activity.owner.mPreferredOrder; 11262 //System.out.println("Result: " + res.activityInfo.className + 11263 // " = " + res.priority); 11264 res.match = match; 11265 res.isDefault = info.hasDefault; 11266 res.labelRes = info.labelRes; 11267 res.nonLocalizedLabel = info.nonLocalizedLabel; 11268 if (userNeedsBadging(userId)) { 11269 res.noResourceId = true; 11270 } else { 11271 res.icon = info.icon; 11272 } 11273 res.iconResourceId = info.icon; 11274 res.system = res.activityInfo.applicationInfo.isSystemApp(); 11275 return res; 11276 } 11277 11278 @Override 11279 protected void sortResults(List<ResolveInfo> results) { 11280 Collections.sort(results, mResolvePrioritySorter); 11281 } 11282 11283 @Override 11284 protected void dumpFilter(PrintWriter out, String prefix, 11285 PackageParser.ActivityIntentInfo filter) { 11286 out.print(prefix); out.print( 11287 Integer.toHexString(System.identityHashCode(filter.activity))); 11288 out.print(' '); 11289 filter.activity.printComponentShortName(out); 11290 out.print(" filter "); 11291 out.println(Integer.toHexString(System.identityHashCode(filter))); 11292 } 11293 11294 @Override 11295 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 11296 return filter.activity; 11297 } 11298 11299 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11300 PackageParser.Activity activity = (PackageParser.Activity)label; 11301 out.print(prefix); out.print( 11302 Integer.toHexString(System.identityHashCode(activity))); 11303 out.print(' '); 11304 activity.printComponentShortName(out); 11305 if (count > 1) { 11306 out.print(" ("); out.print(count); out.print(" filters)"); 11307 } 11308 out.println(); 11309 } 11310 11311 // Keys are String (activity class name), values are Activity. 11312 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 11313 = new ArrayMap<ComponentName, PackageParser.Activity>(); 11314 private int mFlags; 11315 } 11316 11317 private final class ServiceIntentResolver 11318 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 11319 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11320 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 11321 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 11322 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 11323 isEphemeral, userId); 11324 } 11325 11326 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11327 int userId) { 11328 if (!sUserManager.exists(userId)) return null; 11329 mFlags = flags; 11330 return super.queryIntent(intent, resolvedType, 11331 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11332 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 11333 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 11334 } 11335 11336 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11337 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 11338 if (!sUserManager.exists(userId)) return null; 11339 if (packageServices == null) { 11340 return null; 11341 } 11342 mFlags = flags; 11343 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 11344 final boolean vislbleToEphemeral = 11345 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 11346 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 11347 final int N = packageServices.size(); 11348 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 11349 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 11350 11351 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 11352 for (int i = 0; i < N; ++i) { 11353 intentFilters = packageServices.get(i).intents; 11354 if (intentFilters != null && intentFilters.size() > 0) { 11355 PackageParser.ServiceIntentInfo[] array = 11356 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 11357 intentFilters.toArray(array); 11358 listCut.add(array); 11359 } 11360 } 11361 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 11362 vislbleToEphemeral, isEphemeral, listCut, userId); 11363 } 11364 11365 public final void addService(PackageParser.Service s) { 11366 mServices.put(s.getComponentName(), s); 11367 if (DEBUG_SHOW_INFO) { 11368 Log.v(TAG, " " 11369 + (s.info.nonLocalizedLabel != null 11370 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 11371 Log.v(TAG, " Class=" + s.info.name); 11372 } 11373 final int NI = s.intents.size(); 11374 int j; 11375 for (j=0; j<NI; j++) { 11376 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 11377 if (DEBUG_SHOW_INFO) { 11378 Log.v(TAG, " IntentFilter:"); 11379 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11380 } 11381 if (!intent.debugCheck()) { 11382 Log.w(TAG, "==> For Service " + s.info.name); 11383 } 11384 addFilter(intent); 11385 } 11386 } 11387 11388 public final void removeService(PackageParser.Service s) { 11389 mServices.remove(s.getComponentName()); 11390 if (DEBUG_SHOW_INFO) { 11391 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 11392 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 11393 Log.v(TAG, " Class=" + s.info.name); 11394 } 11395 final int NI = s.intents.size(); 11396 int j; 11397 for (j=0; j<NI; j++) { 11398 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 11399 if (DEBUG_SHOW_INFO) { 11400 Log.v(TAG, " IntentFilter:"); 11401 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11402 } 11403 removeFilter(intent); 11404 } 11405 } 11406 11407 @Override 11408 protected boolean allowFilterResult( 11409 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 11410 ServiceInfo filterSi = filter.service.info; 11411 for (int i=dest.size()-1; i>=0; i--) { 11412 ServiceInfo destAi = dest.get(i).serviceInfo; 11413 if (destAi.name == filterSi.name 11414 && destAi.packageName == filterSi.packageName) { 11415 return false; 11416 } 11417 } 11418 return true; 11419 } 11420 11421 @Override 11422 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 11423 return new PackageParser.ServiceIntentInfo[size]; 11424 } 11425 11426 @Override 11427 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 11428 if (!sUserManager.exists(userId)) return true; 11429 PackageParser.Package p = filter.service.owner; 11430 if (p != null) { 11431 PackageSetting ps = (PackageSetting)p.mExtras; 11432 if (ps != null) { 11433 // System apps are never considered stopped for purposes of 11434 // filtering, because there may be no way for the user to 11435 // actually re-launch them. 11436 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 11437 && ps.getStopped(userId); 11438 } 11439 } 11440 return false; 11441 } 11442 11443 @Override 11444 protected boolean isPackageForFilter(String packageName, 11445 PackageParser.ServiceIntentInfo info) { 11446 return packageName.equals(info.service.owner.packageName); 11447 } 11448 11449 @Override 11450 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 11451 int match, int userId) { 11452 if (!sUserManager.exists(userId)) return null; 11453 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 11454 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 11455 return null; 11456 } 11457 final PackageParser.Service service = info.service; 11458 PackageSetting ps = (PackageSetting) service.owner.mExtras; 11459 if (ps == null) { 11460 return null; 11461 } 11462 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 11463 ps.readUserState(userId), userId); 11464 if (si == null) { 11465 return null; 11466 } 11467 final ResolveInfo res = new ResolveInfo(); 11468 res.serviceInfo = si; 11469 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 11470 res.filter = filter; 11471 } 11472 res.priority = info.getPriority(); 11473 res.preferredOrder = service.owner.mPreferredOrder; 11474 res.match = match; 11475 res.isDefault = info.hasDefault; 11476 res.labelRes = info.labelRes; 11477 res.nonLocalizedLabel = info.nonLocalizedLabel; 11478 res.icon = info.icon; 11479 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 11480 return res; 11481 } 11482 11483 @Override 11484 protected void sortResults(List<ResolveInfo> results) { 11485 Collections.sort(results, mResolvePrioritySorter); 11486 } 11487 11488 @Override 11489 protected void dumpFilter(PrintWriter out, String prefix, 11490 PackageParser.ServiceIntentInfo filter) { 11491 out.print(prefix); out.print( 11492 Integer.toHexString(System.identityHashCode(filter.service))); 11493 out.print(' '); 11494 filter.service.printComponentShortName(out); 11495 out.print(" filter "); 11496 out.println(Integer.toHexString(System.identityHashCode(filter))); 11497 } 11498 11499 @Override 11500 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 11501 return filter.service; 11502 } 11503 11504 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11505 PackageParser.Service service = (PackageParser.Service)label; 11506 out.print(prefix); out.print( 11507 Integer.toHexString(System.identityHashCode(service))); 11508 out.print(' '); 11509 service.printComponentShortName(out); 11510 if (count > 1) { 11511 out.print(" ("); out.print(count); out.print(" filters)"); 11512 } 11513 out.println(); 11514 } 11515 11516// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 11517// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 11518// final List<ResolveInfo> retList = Lists.newArrayList(); 11519// while (i.hasNext()) { 11520// final ResolveInfo resolveInfo = (ResolveInfo) i; 11521// if (isEnabledLP(resolveInfo.serviceInfo)) { 11522// retList.add(resolveInfo); 11523// } 11524// } 11525// return retList; 11526// } 11527 11528 // Keys are String (activity class name), values are Activity. 11529 private final ArrayMap<ComponentName, PackageParser.Service> mServices 11530 = new ArrayMap<ComponentName, PackageParser.Service>(); 11531 private int mFlags; 11532 } 11533 11534 private final class ProviderIntentResolver 11535 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 11536 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11537 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 11538 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 11539 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 11540 isEphemeral, userId); 11541 } 11542 11543 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11544 int userId) { 11545 if (!sUserManager.exists(userId)) 11546 return null; 11547 mFlags = flags; 11548 return super.queryIntent(intent, resolvedType, 11549 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11550 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 11551 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 11552 } 11553 11554 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11555 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 11556 if (!sUserManager.exists(userId)) 11557 return null; 11558 if (packageProviders == null) { 11559 return null; 11560 } 11561 mFlags = flags; 11562 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11563 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 11564 final boolean vislbleToEphemeral = 11565 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 11566 final int N = packageProviders.size(); 11567 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 11568 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 11569 11570 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 11571 for (int i = 0; i < N; ++i) { 11572 intentFilters = packageProviders.get(i).intents; 11573 if (intentFilters != null && intentFilters.size() > 0) { 11574 PackageParser.ProviderIntentInfo[] array = 11575 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 11576 intentFilters.toArray(array); 11577 listCut.add(array); 11578 } 11579 } 11580 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 11581 vislbleToEphemeral, isEphemeral, listCut, userId); 11582 } 11583 11584 public final void addProvider(PackageParser.Provider p) { 11585 if (mProviders.containsKey(p.getComponentName())) { 11586 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 11587 return; 11588 } 11589 11590 mProviders.put(p.getComponentName(), p); 11591 if (DEBUG_SHOW_INFO) { 11592 Log.v(TAG, " " 11593 + (p.info.nonLocalizedLabel != null 11594 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11595 Log.v(TAG, " Class=" + p.info.name); 11596 } 11597 final int NI = p.intents.size(); 11598 int j; 11599 for (j = 0; j < NI; j++) { 11600 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11601 if (DEBUG_SHOW_INFO) { 11602 Log.v(TAG, " IntentFilter:"); 11603 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11604 } 11605 if (!intent.debugCheck()) { 11606 Log.w(TAG, "==> For Provider " + p.info.name); 11607 } 11608 addFilter(intent); 11609 } 11610 } 11611 11612 public final void removeProvider(PackageParser.Provider p) { 11613 mProviders.remove(p.getComponentName()); 11614 if (DEBUG_SHOW_INFO) { 11615 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 11616 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11617 Log.v(TAG, " Class=" + p.info.name); 11618 } 11619 final int NI = p.intents.size(); 11620 int j; 11621 for (j = 0; j < NI; j++) { 11622 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11623 if (DEBUG_SHOW_INFO) { 11624 Log.v(TAG, " IntentFilter:"); 11625 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11626 } 11627 removeFilter(intent); 11628 } 11629 } 11630 11631 @Override 11632 protected boolean allowFilterResult( 11633 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 11634 ProviderInfo filterPi = filter.provider.info; 11635 for (int i = dest.size() - 1; i >= 0; i--) { 11636 ProviderInfo destPi = dest.get(i).providerInfo; 11637 if (destPi.name == filterPi.name 11638 && destPi.packageName == filterPi.packageName) { 11639 return false; 11640 } 11641 } 11642 return true; 11643 } 11644 11645 @Override 11646 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 11647 return new PackageParser.ProviderIntentInfo[size]; 11648 } 11649 11650 @Override 11651 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 11652 if (!sUserManager.exists(userId)) 11653 return true; 11654 PackageParser.Package p = filter.provider.owner; 11655 if (p != null) { 11656 PackageSetting ps = (PackageSetting) p.mExtras; 11657 if (ps != null) { 11658 // System apps are never considered stopped for purposes of 11659 // filtering, because there may be no way for the user to 11660 // actually re-launch them. 11661 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 11662 && ps.getStopped(userId); 11663 } 11664 } 11665 return false; 11666 } 11667 11668 @Override 11669 protected boolean isPackageForFilter(String packageName, 11670 PackageParser.ProviderIntentInfo info) { 11671 return packageName.equals(info.provider.owner.packageName); 11672 } 11673 11674 @Override 11675 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 11676 int match, int userId) { 11677 if (!sUserManager.exists(userId)) 11678 return null; 11679 final PackageParser.ProviderIntentInfo info = filter; 11680 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 11681 return null; 11682 } 11683 final PackageParser.Provider provider = info.provider; 11684 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 11685 if (ps == null) { 11686 return null; 11687 } 11688 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 11689 ps.readUserState(userId), userId); 11690 if (pi == null) { 11691 return null; 11692 } 11693 final ResolveInfo res = new ResolveInfo(); 11694 res.providerInfo = pi; 11695 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 11696 res.filter = filter; 11697 } 11698 res.priority = info.getPriority(); 11699 res.preferredOrder = provider.owner.mPreferredOrder; 11700 res.match = match; 11701 res.isDefault = info.hasDefault; 11702 res.labelRes = info.labelRes; 11703 res.nonLocalizedLabel = info.nonLocalizedLabel; 11704 res.icon = info.icon; 11705 res.system = res.providerInfo.applicationInfo.isSystemApp(); 11706 return res; 11707 } 11708 11709 @Override 11710 protected void sortResults(List<ResolveInfo> results) { 11711 Collections.sort(results, mResolvePrioritySorter); 11712 } 11713 11714 @Override 11715 protected void dumpFilter(PrintWriter out, String prefix, 11716 PackageParser.ProviderIntentInfo filter) { 11717 out.print(prefix); 11718 out.print( 11719 Integer.toHexString(System.identityHashCode(filter.provider))); 11720 out.print(' '); 11721 filter.provider.printComponentShortName(out); 11722 out.print(" filter "); 11723 out.println(Integer.toHexString(System.identityHashCode(filter))); 11724 } 11725 11726 @Override 11727 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 11728 return filter.provider; 11729 } 11730 11731 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11732 PackageParser.Provider provider = (PackageParser.Provider)label; 11733 out.print(prefix); out.print( 11734 Integer.toHexString(System.identityHashCode(provider))); 11735 out.print(' '); 11736 provider.printComponentShortName(out); 11737 if (count > 1) { 11738 out.print(" ("); out.print(count); out.print(" filters)"); 11739 } 11740 out.println(); 11741 } 11742 11743 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 11744 = new ArrayMap<ComponentName, PackageParser.Provider>(); 11745 private int mFlags; 11746 } 11747 11748 static final class EphemeralIntentResolver 11749 extends IntentResolver<EphemeralResponse, EphemeralResponse> { 11750 /** 11751 * The result that has the highest defined order. Ordering applies on a 11752 * per-package basis. Mapping is from package name to Pair of order and 11753 * EphemeralResolveInfo. 11754 * <p> 11755 * NOTE: This is implemented as a field variable for convenience and efficiency. 11756 * By having a field variable, we're able to track filter ordering as soon as 11757 * a non-zero order is defined. Otherwise, multiple loops across the result set 11758 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 11759 * this needs to be contained entirely within {@link #filterResults()}. 11760 */ 11761 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 11762 11763 @Override 11764 protected EphemeralResponse[] newArray(int size) { 11765 return new EphemeralResponse[size]; 11766 } 11767 11768 @Override 11769 protected boolean isPackageForFilter(String packageName, EphemeralResponse responseObj) { 11770 return true; 11771 } 11772 11773 @Override 11774 protected EphemeralResponse newResult(EphemeralResponse responseObj, int match, 11775 int userId) { 11776 if (!sUserManager.exists(userId)) { 11777 return null; 11778 } 11779 final String packageName = responseObj.resolveInfo.getPackageName(); 11780 final Integer order = responseObj.getOrder(); 11781 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 11782 mOrderResult.get(packageName); 11783 // ordering is enabled and this item's order isn't high enough 11784 if (lastOrderResult != null && lastOrderResult.first >= order) { 11785 return null; 11786 } 11787 final EphemeralResolveInfo res = responseObj.resolveInfo; 11788 if (order > 0) { 11789 // non-zero order, enable ordering 11790 mOrderResult.put(packageName, new Pair<>(order, res)); 11791 } 11792 return responseObj; 11793 } 11794 11795 @Override 11796 protected void filterResults(List<EphemeralResponse> results) { 11797 // only do work if ordering is enabled [most of the time it won't be] 11798 if (mOrderResult.size() == 0) { 11799 return; 11800 } 11801 int resultSize = results.size(); 11802 for (int i = 0; i < resultSize; i++) { 11803 final EphemeralResolveInfo info = results.get(i).resolveInfo; 11804 final String packageName = info.getPackageName(); 11805 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 11806 if (savedInfo == null) { 11807 // package doesn't having ordering 11808 continue; 11809 } 11810 if (savedInfo.second == info) { 11811 // circled back to the highest ordered item; remove from order list 11812 mOrderResult.remove(savedInfo); 11813 if (mOrderResult.size() == 0) { 11814 // no more ordered items 11815 break; 11816 } 11817 continue; 11818 } 11819 // item has a worse order, remove it from the result list 11820 results.remove(i); 11821 resultSize--; 11822 i--; 11823 } 11824 } 11825 } 11826 11827 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 11828 new Comparator<ResolveInfo>() { 11829 public int compare(ResolveInfo r1, ResolveInfo r2) { 11830 int v1 = r1.priority; 11831 int v2 = r2.priority; 11832 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 11833 if (v1 != v2) { 11834 return (v1 > v2) ? -1 : 1; 11835 } 11836 v1 = r1.preferredOrder; 11837 v2 = r2.preferredOrder; 11838 if (v1 != v2) { 11839 return (v1 > v2) ? -1 : 1; 11840 } 11841 if (r1.isDefault != r2.isDefault) { 11842 return r1.isDefault ? -1 : 1; 11843 } 11844 v1 = r1.match; 11845 v2 = r2.match; 11846 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 11847 if (v1 != v2) { 11848 return (v1 > v2) ? -1 : 1; 11849 } 11850 if (r1.system != r2.system) { 11851 return r1.system ? -1 : 1; 11852 } 11853 if (r1.activityInfo != null) { 11854 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 11855 } 11856 if (r1.serviceInfo != null) { 11857 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 11858 } 11859 if (r1.providerInfo != null) { 11860 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 11861 } 11862 return 0; 11863 } 11864 }; 11865 11866 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 11867 new Comparator<ProviderInfo>() { 11868 public int compare(ProviderInfo p1, ProviderInfo p2) { 11869 final int v1 = p1.initOrder; 11870 final int v2 = p2.initOrder; 11871 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 11872 } 11873 }; 11874 11875 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 11876 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 11877 final int[] userIds) { 11878 mHandler.post(new Runnable() { 11879 @Override 11880 public void run() { 11881 try { 11882 final IActivityManager am = ActivityManager.getService(); 11883 if (am == null) return; 11884 final int[] resolvedUserIds; 11885 if (userIds == null) { 11886 resolvedUserIds = am.getRunningUserIds(); 11887 } else { 11888 resolvedUserIds = userIds; 11889 } 11890 for (int id : resolvedUserIds) { 11891 final Intent intent = new Intent(action, 11892 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 11893 if (extras != null) { 11894 intent.putExtras(extras); 11895 } 11896 if (targetPkg != null) { 11897 intent.setPackage(targetPkg); 11898 } 11899 // Modify the UID when posting to other users 11900 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 11901 if (uid > 0 && UserHandle.getUserId(uid) != id) { 11902 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 11903 intent.putExtra(Intent.EXTRA_UID, uid); 11904 } 11905 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 11906 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 11907 if (DEBUG_BROADCASTS) { 11908 RuntimeException here = new RuntimeException("here"); 11909 here.fillInStackTrace(); 11910 Slog.d(TAG, "Sending to user " + id + ": " 11911 + intent.toShortString(false, true, false, false) 11912 + " " + intent.getExtras(), here); 11913 } 11914 am.broadcastIntent(null, intent, null, finishedReceiver, 11915 0, null, null, null, android.app.AppOpsManager.OP_NONE, 11916 null, finishedReceiver != null, false, id); 11917 } 11918 } catch (RemoteException ex) { 11919 } 11920 } 11921 }); 11922 } 11923 11924 /** 11925 * Check if the external storage media is available. This is true if there 11926 * is a mounted external storage medium or if the external storage is 11927 * emulated. 11928 */ 11929 private boolean isExternalMediaAvailable() { 11930 return mMediaMounted || Environment.isExternalStorageEmulated(); 11931 } 11932 11933 @Override 11934 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 11935 // writer 11936 synchronized (mPackages) { 11937 if (!isExternalMediaAvailable()) { 11938 // If the external storage is no longer mounted at this point, 11939 // the caller may not have been able to delete all of this 11940 // packages files and can not delete any more. Bail. 11941 return null; 11942 } 11943 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 11944 if (lastPackage != null) { 11945 pkgs.remove(lastPackage); 11946 } 11947 if (pkgs.size() > 0) { 11948 return pkgs.get(0); 11949 } 11950 } 11951 return null; 11952 } 11953 11954 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 11955 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 11956 userId, andCode ? 1 : 0, packageName); 11957 if (mSystemReady) { 11958 msg.sendToTarget(); 11959 } else { 11960 if (mPostSystemReadyMessages == null) { 11961 mPostSystemReadyMessages = new ArrayList<>(); 11962 } 11963 mPostSystemReadyMessages.add(msg); 11964 } 11965 } 11966 11967 void startCleaningPackages() { 11968 // reader 11969 if (!isExternalMediaAvailable()) { 11970 return; 11971 } 11972 synchronized (mPackages) { 11973 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 11974 return; 11975 } 11976 } 11977 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 11978 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 11979 IActivityManager am = ActivityManager.getService(); 11980 if (am != null) { 11981 try { 11982 am.startService(null, intent, null, mContext.getOpPackageName(), 11983 UserHandle.USER_SYSTEM); 11984 } catch (RemoteException e) { 11985 } 11986 } 11987 } 11988 11989 @Override 11990 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 11991 int installFlags, String installerPackageName, int userId) { 11992 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 11993 11994 final int callingUid = Binder.getCallingUid(); 11995 enforceCrossUserPermission(callingUid, userId, 11996 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 11997 11998 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11999 try { 12000 if (observer != null) { 12001 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12002 } 12003 } catch (RemoteException re) { 12004 } 12005 return; 12006 } 12007 12008 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12009 installFlags |= PackageManager.INSTALL_FROM_ADB; 12010 12011 } else { 12012 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12013 // about installerPackageName. 12014 12015 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12016 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12017 } 12018 12019 UserHandle user; 12020 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12021 user = UserHandle.ALL; 12022 } else { 12023 user = new UserHandle(userId); 12024 } 12025 12026 // Only system components can circumvent runtime permissions when installing. 12027 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12028 && mContext.checkCallingOrSelfPermission(Manifest.permission 12029 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12030 throw new SecurityException("You need the " 12031 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12032 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12033 } 12034 12035 final File originFile = new File(originPath); 12036 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12037 12038 final Message msg = mHandler.obtainMessage(INIT_COPY); 12039 final VerificationInfo verificationInfo = new VerificationInfo( 12040 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12041 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12042 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12043 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12044 null /*certificates*/); 12045 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12046 msg.obj = params; 12047 12048 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 12049 System.identityHashCode(msg.obj)); 12050 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12051 System.identityHashCode(msg.obj)); 12052 12053 mHandler.sendMessage(msg); 12054 } 12055 12056 void installStage(String packageName, File stagedDir, String stagedCid, 12057 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 12058 String installerPackageName, int installerUid, UserHandle user, 12059 Certificate[][] certificates) { 12060 if (DEBUG_EPHEMERAL) { 12061 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 12062 Slog.d(TAG, "Ephemeral install of " + packageName); 12063 } 12064 } 12065 final VerificationInfo verificationInfo = new VerificationInfo( 12066 sessionParams.originatingUri, sessionParams.referrerUri, 12067 sessionParams.originatingUid, installerUid); 12068 12069 final OriginInfo origin; 12070 if (stagedDir != null) { 12071 origin = OriginInfo.fromStagedFile(stagedDir); 12072 } else { 12073 origin = OriginInfo.fromStagedContainer(stagedCid); 12074 } 12075 12076 final Message msg = mHandler.obtainMessage(INIT_COPY); 12077 final InstallParams params = new InstallParams(origin, null, observer, 12078 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 12079 verificationInfo, user, sessionParams.abiOverride, 12080 sessionParams.grantedRuntimePermissions, certificates); 12081 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 12082 msg.obj = params; 12083 12084 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 12085 System.identityHashCode(msg.obj)); 12086 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12087 System.identityHashCode(msg.obj)); 12088 12089 mHandler.sendMessage(msg); 12090 } 12091 12092 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 12093 int userId) { 12094 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 12095 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 12096 } 12097 12098 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 12099 int appId, int... userIds) { 12100 if (ArrayUtils.isEmpty(userIds)) { 12101 return; 12102 } 12103 Bundle extras = new Bundle(1); 12104 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 12105 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 12106 12107 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 12108 packageName, extras, 0, null, null, userIds); 12109 if (isSystem) { 12110 mHandler.post(() -> { 12111 for (int userId : userIds) { 12112 sendBootCompletedBroadcastToSystemApp(packageName, userId); 12113 } 12114 } 12115 ); 12116 } 12117 } 12118 12119 /** 12120 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 12121 * automatically without needing an explicit launch. 12122 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 12123 */ 12124 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 12125 // If user is not running, the app didn't miss any broadcast 12126 if (!mUserManagerInternal.isUserRunning(userId)) { 12127 return; 12128 } 12129 final IActivityManager am = ActivityManager.getService(); 12130 try { 12131 // Deliver LOCKED_BOOT_COMPLETED first 12132 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 12133 .setPackage(packageName); 12134 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 12135 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 12136 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 12137 12138 // Deliver BOOT_COMPLETED only if user is unlocked 12139 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 12140 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 12141 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 12142 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 12143 } 12144 } catch (RemoteException e) { 12145 throw e.rethrowFromSystemServer(); 12146 } 12147 } 12148 12149 @Override 12150 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 12151 int userId) { 12152 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 12153 PackageSetting pkgSetting; 12154 final int uid = Binder.getCallingUid(); 12155 enforceCrossUserPermission(uid, userId, 12156 true /* requireFullPermission */, true /* checkShell */, 12157 "setApplicationHiddenSetting for user " + userId); 12158 12159 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 12160 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 12161 return false; 12162 } 12163 12164 long callingId = Binder.clearCallingIdentity(); 12165 try { 12166 boolean sendAdded = false; 12167 boolean sendRemoved = false; 12168 // writer 12169 synchronized (mPackages) { 12170 pkgSetting = mSettings.mPackages.get(packageName); 12171 if (pkgSetting == null) { 12172 return false; 12173 } 12174 // Do not allow "android" is being disabled 12175 if ("android".equals(packageName)) { 12176 Slog.w(TAG, "Cannot hide package: android"); 12177 return false; 12178 } 12179 // Only allow protected packages to hide themselves. 12180 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 12181 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 12182 Slog.w(TAG, "Not hiding protected package: " + packageName); 12183 return false; 12184 } 12185 12186 if (pkgSetting.getHidden(userId) != hidden) { 12187 pkgSetting.setHidden(hidden, userId); 12188 mSettings.writePackageRestrictionsLPr(userId); 12189 if (hidden) { 12190 sendRemoved = true; 12191 } else { 12192 sendAdded = true; 12193 } 12194 } 12195 } 12196 if (sendAdded) { 12197 sendPackageAddedForUser(packageName, pkgSetting, userId); 12198 return true; 12199 } 12200 if (sendRemoved) { 12201 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 12202 "hiding pkg"); 12203 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 12204 return true; 12205 } 12206 } finally { 12207 Binder.restoreCallingIdentity(callingId); 12208 } 12209 return false; 12210 } 12211 12212 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 12213 int userId) { 12214 final PackageRemovedInfo info = new PackageRemovedInfo(); 12215 info.removedPackage = packageName; 12216 info.removedUsers = new int[] {userId}; 12217 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 12218 info.sendPackageRemovedBroadcasts(true /*killApp*/); 12219 } 12220 12221 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 12222 if (pkgList.length > 0) { 12223 Bundle extras = new Bundle(1); 12224 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 12225 12226 sendPackageBroadcast( 12227 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 12228 : Intent.ACTION_PACKAGES_UNSUSPENDED, 12229 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 12230 new int[] {userId}); 12231 } 12232 } 12233 12234 /** 12235 * Returns true if application is not found or there was an error. Otherwise it returns 12236 * the hidden state of the package for the given user. 12237 */ 12238 @Override 12239 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 12240 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 12241 enforceCrossUserPermission(Binder.getCallingUid(), userId, 12242 true /* requireFullPermission */, false /* checkShell */, 12243 "getApplicationHidden for user " + userId); 12244 PackageSetting pkgSetting; 12245 long callingId = Binder.clearCallingIdentity(); 12246 try { 12247 // writer 12248 synchronized (mPackages) { 12249 pkgSetting = mSettings.mPackages.get(packageName); 12250 if (pkgSetting == null) { 12251 return true; 12252 } 12253 return pkgSetting.getHidden(userId); 12254 } 12255 } finally { 12256 Binder.restoreCallingIdentity(callingId); 12257 } 12258 } 12259 12260 /** 12261 * @hide 12262 */ 12263 @Override 12264 public int installExistingPackageAsUser(String packageName, int userId) { 12265 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 12266 null); 12267 PackageSetting pkgSetting; 12268 final int uid = Binder.getCallingUid(); 12269 enforceCrossUserPermission(uid, userId, 12270 true /* requireFullPermission */, true /* checkShell */, 12271 "installExistingPackage for user " + userId); 12272 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12273 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 12274 } 12275 12276 long callingId = Binder.clearCallingIdentity(); 12277 try { 12278 boolean installed = false; 12279 12280 // writer 12281 synchronized (mPackages) { 12282 pkgSetting = mSettings.mPackages.get(packageName); 12283 if (pkgSetting == null) { 12284 return PackageManager.INSTALL_FAILED_INVALID_URI; 12285 } 12286 if (!pkgSetting.getInstalled(userId)) { 12287 pkgSetting.setInstalled(true, userId); 12288 pkgSetting.setHidden(false, userId); 12289 mSettings.writePackageRestrictionsLPr(userId); 12290 installed = true; 12291 } 12292 } 12293 12294 if (installed) { 12295 if (pkgSetting.pkg != null) { 12296 synchronized (mInstallLock) { 12297 // We don't need to freeze for a brand new install 12298 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 12299 } 12300 } 12301 sendPackageAddedForUser(packageName, pkgSetting, userId); 12302 } 12303 } finally { 12304 Binder.restoreCallingIdentity(callingId); 12305 } 12306 12307 return PackageManager.INSTALL_SUCCEEDED; 12308 } 12309 12310 boolean isUserRestricted(int userId, String restrictionKey) { 12311 Bundle restrictions = sUserManager.getUserRestrictions(userId); 12312 if (restrictions.getBoolean(restrictionKey, false)) { 12313 Log.w(TAG, "User is restricted: " + restrictionKey); 12314 return true; 12315 } 12316 return false; 12317 } 12318 12319 @Override 12320 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 12321 int userId) { 12322 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 12323 enforceCrossUserPermission(Binder.getCallingUid(), userId, 12324 true /* requireFullPermission */, true /* checkShell */, 12325 "setPackagesSuspended for user " + userId); 12326 12327 if (ArrayUtils.isEmpty(packageNames)) { 12328 return packageNames; 12329 } 12330 12331 // List of package names for whom the suspended state has changed. 12332 List<String> changedPackages = new ArrayList<>(packageNames.length); 12333 // List of package names for whom the suspended state is not set as requested in this 12334 // method. 12335 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 12336 long callingId = Binder.clearCallingIdentity(); 12337 try { 12338 for (int i = 0; i < packageNames.length; i++) { 12339 String packageName = packageNames[i]; 12340 boolean changed = false; 12341 final int appId; 12342 synchronized (mPackages) { 12343 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 12344 if (pkgSetting == null) { 12345 Slog.w(TAG, "Could not find package setting for package \"" + packageName 12346 + "\". Skipping suspending/un-suspending."); 12347 unactionedPackages.add(packageName); 12348 continue; 12349 } 12350 appId = pkgSetting.appId; 12351 if (pkgSetting.getSuspended(userId) != suspended) { 12352 if (!canSuspendPackageForUserLocked(packageName, userId)) { 12353 unactionedPackages.add(packageName); 12354 continue; 12355 } 12356 pkgSetting.setSuspended(suspended, userId); 12357 mSettings.writePackageRestrictionsLPr(userId); 12358 changed = true; 12359 changedPackages.add(packageName); 12360 } 12361 } 12362 12363 if (changed && suspended) { 12364 killApplication(packageName, UserHandle.getUid(userId, appId), 12365 "suspending package"); 12366 } 12367 } 12368 } finally { 12369 Binder.restoreCallingIdentity(callingId); 12370 } 12371 12372 if (!changedPackages.isEmpty()) { 12373 sendPackagesSuspendedForUser(changedPackages.toArray( 12374 new String[changedPackages.size()]), userId, suspended); 12375 } 12376 12377 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 12378 } 12379 12380 @Override 12381 public boolean isPackageSuspendedForUser(String packageName, int userId) { 12382 enforceCrossUserPermission(Binder.getCallingUid(), userId, 12383 true /* requireFullPermission */, false /* checkShell */, 12384 "isPackageSuspendedForUser for user " + userId); 12385 synchronized (mPackages) { 12386 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 12387 if (pkgSetting == null) { 12388 throw new IllegalArgumentException("Unknown target package: " + packageName); 12389 } 12390 return pkgSetting.getSuspended(userId); 12391 } 12392 } 12393 12394 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 12395 if (isPackageDeviceAdmin(packageName, userId)) { 12396 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12397 + "\": has an active device admin"); 12398 return false; 12399 } 12400 12401 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 12402 if (packageName.equals(activeLauncherPackageName)) { 12403 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12404 + "\": contains the active launcher"); 12405 return false; 12406 } 12407 12408 if (packageName.equals(mRequiredInstallerPackage)) { 12409 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12410 + "\": required for package installation"); 12411 return false; 12412 } 12413 12414 if (packageName.equals(mRequiredUninstallerPackage)) { 12415 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12416 + "\": required for package uninstallation"); 12417 return false; 12418 } 12419 12420 if (packageName.equals(mRequiredVerifierPackage)) { 12421 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12422 + "\": required for package verification"); 12423 return false; 12424 } 12425 12426 if (packageName.equals(getDefaultDialerPackageName(userId))) { 12427 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12428 + "\": is the default dialer"); 12429 return false; 12430 } 12431 12432 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 12433 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12434 + "\": protected package"); 12435 return false; 12436 } 12437 12438 return true; 12439 } 12440 12441 private String getActiveLauncherPackageName(int userId) { 12442 Intent intent = new Intent(Intent.ACTION_MAIN); 12443 intent.addCategory(Intent.CATEGORY_HOME); 12444 ResolveInfo resolveInfo = resolveIntent( 12445 intent, 12446 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 12447 PackageManager.MATCH_DEFAULT_ONLY, 12448 userId); 12449 12450 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 12451 } 12452 12453 private String getDefaultDialerPackageName(int userId) { 12454 synchronized (mPackages) { 12455 return mSettings.getDefaultDialerPackageNameLPw(userId); 12456 } 12457 } 12458 12459 @Override 12460 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 12461 mContext.enforceCallingOrSelfPermission( 12462 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12463 "Only package verification agents can verify applications"); 12464 12465 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 12466 final PackageVerificationResponse response = new PackageVerificationResponse( 12467 verificationCode, Binder.getCallingUid()); 12468 msg.arg1 = id; 12469 msg.obj = response; 12470 mHandler.sendMessage(msg); 12471 } 12472 12473 @Override 12474 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 12475 long millisecondsToDelay) { 12476 mContext.enforceCallingOrSelfPermission( 12477 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12478 "Only package verification agents can extend verification timeouts"); 12479 12480 final PackageVerificationState state = mPendingVerification.get(id); 12481 final PackageVerificationResponse response = new PackageVerificationResponse( 12482 verificationCodeAtTimeout, Binder.getCallingUid()); 12483 12484 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 12485 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 12486 } 12487 if (millisecondsToDelay < 0) { 12488 millisecondsToDelay = 0; 12489 } 12490 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 12491 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 12492 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 12493 } 12494 12495 if ((state != null) && !state.timeoutExtended()) { 12496 state.extendTimeout(); 12497 12498 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 12499 msg.arg1 = id; 12500 msg.obj = response; 12501 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 12502 } 12503 } 12504 12505 private void broadcastPackageVerified(int verificationId, Uri packageUri, 12506 int verificationCode, UserHandle user) { 12507 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 12508 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 12509 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 12510 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 12511 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 12512 12513 mContext.sendBroadcastAsUser(intent, user, 12514 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 12515 } 12516 12517 private ComponentName matchComponentForVerifier(String packageName, 12518 List<ResolveInfo> receivers) { 12519 ActivityInfo targetReceiver = null; 12520 12521 final int NR = receivers.size(); 12522 for (int i = 0; i < NR; i++) { 12523 final ResolveInfo info = receivers.get(i); 12524 if (info.activityInfo == null) { 12525 continue; 12526 } 12527 12528 if (packageName.equals(info.activityInfo.packageName)) { 12529 targetReceiver = info.activityInfo; 12530 break; 12531 } 12532 } 12533 12534 if (targetReceiver == null) { 12535 return null; 12536 } 12537 12538 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 12539 } 12540 12541 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 12542 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 12543 if (pkgInfo.verifiers.length == 0) { 12544 return null; 12545 } 12546 12547 final int N = pkgInfo.verifiers.length; 12548 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 12549 for (int i = 0; i < N; i++) { 12550 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 12551 12552 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 12553 receivers); 12554 if (comp == null) { 12555 continue; 12556 } 12557 12558 final int verifierUid = getUidForVerifier(verifierInfo); 12559 if (verifierUid == -1) { 12560 continue; 12561 } 12562 12563 if (DEBUG_VERIFY) { 12564 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 12565 + " with the correct signature"); 12566 } 12567 sufficientVerifiers.add(comp); 12568 verificationState.addSufficientVerifier(verifierUid); 12569 } 12570 12571 return sufficientVerifiers; 12572 } 12573 12574 private int getUidForVerifier(VerifierInfo verifierInfo) { 12575 synchronized (mPackages) { 12576 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 12577 if (pkg == null) { 12578 return -1; 12579 } else if (pkg.mSignatures.length != 1) { 12580 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12581 + " has more than one signature; ignoring"); 12582 return -1; 12583 } 12584 12585 /* 12586 * If the public key of the package's signature does not match 12587 * our expected public key, then this is a different package and 12588 * we should skip. 12589 */ 12590 12591 final byte[] expectedPublicKey; 12592 try { 12593 final Signature verifierSig = pkg.mSignatures[0]; 12594 final PublicKey publicKey = verifierSig.getPublicKey(); 12595 expectedPublicKey = publicKey.getEncoded(); 12596 } catch (CertificateException e) { 12597 return -1; 12598 } 12599 12600 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 12601 12602 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 12603 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12604 + " does not have the expected public key; ignoring"); 12605 return -1; 12606 } 12607 12608 return pkg.applicationInfo.uid; 12609 } 12610 } 12611 12612 @Override 12613 public void finishPackageInstall(int token, boolean didLaunch) { 12614 enforceSystemOrRoot("Only the system is allowed to finish installs"); 12615 12616 if (DEBUG_INSTALL) { 12617 Slog.v(TAG, "BM finishing package install for " + token); 12618 } 12619 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12620 12621 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 12622 mHandler.sendMessage(msg); 12623 } 12624 12625 /** 12626 * Get the verification agent timeout. 12627 * 12628 * @return verification timeout in milliseconds 12629 */ 12630 private long getVerificationTimeout() { 12631 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 12632 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 12633 DEFAULT_VERIFICATION_TIMEOUT); 12634 } 12635 12636 /** 12637 * Get the default verification agent response code. 12638 * 12639 * @return default verification response code 12640 */ 12641 private int getDefaultVerificationResponse() { 12642 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12643 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 12644 DEFAULT_VERIFICATION_RESPONSE); 12645 } 12646 12647 /** 12648 * Check whether or not package verification has been enabled. 12649 * 12650 * @return true if verification should be performed 12651 */ 12652 private boolean isVerificationEnabled(int userId, int installFlags) { 12653 if (!DEFAULT_VERIFY_ENABLE) { 12654 return false; 12655 } 12656 // Ephemeral apps don't get the full verification treatment 12657 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 12658 if (DEBUG_EPHEMERAL) { 12659 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 12660 } 12661 return false; 12662 } 12663 12664 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 12665 12666 // Check if installing from ADB 12667 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 12668 // Do not run verification in a test harness environment 12669 if (ActivityManager.isRunningInTestHarness()) { 12670 return false; 12671 } 12672 if (ensureVerifyAppsEnabled) { 12673 return true; 12674 } 12675 // Check if the developer does not want package verification for ADB installs 12676 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12677 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 12678 return false; 12679 } 12680 } 12681 12682 if (ensureVerifyAppsEnabled) { 12683 return true; 12684 } 12685 12686 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12687 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 12688 } 12689 12690 @Override 12691 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 12692 throws RemoteException { 12693 mContext.enforceCallingOrSelfPermission( 12694 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 12695 "Only intentfilter verification agents can verify applications"); 12696 12697 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 12698 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 12699 Binder.getCallingUid(), verificationCode, failedDomains); 12700 msg.arg1 = id; 12701 msg.obj = response; 12702 mHandler.sendMessage(msg); 12703 } 12704 12705 @Override 12706 public int getIntentVerificationStatus(String packageName, int userId) { 12707 synchronized (mPackages) { 12708 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 12709 } 12710 } 12711 12712 @Override 12713 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 12714 mContext.enforceCallingOrSelfPermission( 12715 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12716 12717 boolean result = false; 12718 synchronized (mPackages) { 12719 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 12720 } 12721 if (result) { 12722 scheduleWritePackageRestrictionsLocked(userId); 12723 } 12724 return result; 12725 } 12726 12727 @Override 12728 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 12729 String packageName) { 12730 synchronized (mPackages) { 12731 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 12732 } 12733 } 12734 12735 @Override 12736 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 12737 if (TextUtils.isEmpty(packageName)) { 12738 return ParceledListSlice.emptyList(); 12739 } 12740 synchronized (mPackages) { 12741 PackageParser.Package pkg = mPackages.get(packageName); 12742 if (pkg == null || pkg.activities == null) { 12743 return ParceledListSlice.emptyList(); 12744 } 12745 final int count = pkg.activities.size(); 12746 ArrayList<IntentFilter> result = new ArrayList<>(); 12747 for (int n=0; n<count; n++) { 12748 PackageParser.Activity activity = pkg.activities.get(n); 12749 if (activity.intents != null && activity.intents.size() > 0) { 12750 result.addAll(activity.intents); 12751 } 12752 } 12753 return new ParceledListSlice<>(result); 12754 } 12755 } 12756 12757 @Override 12758 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 12759 mContext.enforceCallingOrSelfPermission( 12760 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12761 12762 synchronized (mPackages) { 12763 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 12764 if (packageName != null) { 12765 result |= updateIntentVerificationStatus(packageName, 12766 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 12767 userId); 12768 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 12769 packageName, userId); 12770 } 12771 return result; 12772 } 12773 } 12774 12775 @Override 12776 public String getDefaultBrowserPackageName(int userId) { 12777 synchronized (mPackages) { 12778 return mSettings.getDefaultBrowserPackageNameLPw(userId); 12779 } 12780 } 12781 12782 /** 12783 * Get the "allow unknown sources" setting. 12784 * 12785 * @return the current "allow unknown sources" setting 12786 */ 12787 private int getUnknownSourcesSettings() { 12788 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 12789 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 12790 -1); 12791 } 12792 12793 @Override 12794 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 12795 final int uid = Binder.getCallingUid(); 12796 // writer 12797 synchronized (mPackages) { 12798 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 12799 if (targetPackageSetting == null) { 12800 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 12801 } 12802 12803 PackageSetting installerPackageSetting; 12804 if (installerPackageName != null) { 12805 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 12806 if (installerPackageSetting == null) { 12807 throw new IllegalArgumentException("Unknown installer package: " 12808 + installerPackageName); 12809 } 12810 } else { 12811 installerPackageSetting = null; 12812 } 12813 12814 Signature[] callerSignature; 12815 Object obj = mSettings.getUserIdLPr(uid); 12816 if (obj != null) { 12817 if (obj instanceof SharedUserSetting) { 12818 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 12819 } else if (obj instanceof PackageSetting) { 12820 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 12821 } else { 12822 throw new SecurityException("Bad object " + obj + " for uid " + uid); 12823 } 12824 } else { 12825 throw new SecurityException("Unknown calling UID: " + uid); 12826 } 12827 12828 // Verify: can't set installerPackageName to a package that is 12829 // not signed with the same cert as the caller. 12830 if (installerPackageSetting != null) { 12831 if (compareSignatures(callerSignature, 12832 installerPackageSetting.signatures.mSignatures) 12833 != PackageManager.SIGNATURE_MATCH) { 12834 throw new SecurityException( 12835 "Caller does not have same cert as new installer package " 12836 + installerPackageName); 12837 } 12838 } 12839 12840 // Verify: if target already has an installer package, it must 12841 // be signed with the same cert as the caller. 12842 if (targetPackageSetting.installerPackageName != null) { 12843 PackageSetting setting = mSettings.mPackages.get( 12844 targetPackageSetting.installerPackageName); 12845 // If the currently set package isn't valid, then it's always 12846 // okay to change it. 12847 if (setting != null) { 12848 if (compareSignatures(callerSignature, 12849 setting.signatures.mSignatures) 12850 != PackageManager.SIGNATURE_MATCH) { 12851 throw new SecurityException( 12852 "Caller does not have same cert as old installer package " 12853 + targetPackageSetting.installerPackageName); 12854 } 12855 } 12856 } 12857 12858 // Okay! 12859 targetPackageSetting.installerPackageName = installerPackageName; 12860 if (installerPackageName != null) { 12861 mSettings.mInstallerPackages.add(installerPackageName); 12862 } 12863 scheduleWriteSettingsLocked(); 12864 } 12865 } 12866 12867 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 12868 // Queue up an async operation since the package installation may take a little while. 12869 mHandler.post(new Runnable() { 12870 public void run() { 12871 mHandler.removeCallbacks(this); 12872 // Result object to be returned 12873 PackageInstalledInfo res = new PackageInstalledInfo(); 12874 res.setReturnCode(currentStatus); 12875 res.uid = -1; 12876 res.pkg = null; 12877 res.removedInfo = null; 12878 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12879 args.doPreInstall(res.returnCode); 12880 synchronized (mInstallLock) { 12881 installPackageTracedLI(args, res); 12882 } 12883 args.doPostInstall(res.returnCode, res.uid); 12884 } 12885 12886 // A restore should be performed at this point if (a) the install 12887 // succeeded, (b) the operation is not an update, and (c) the new 12888 // package has not opted out of backup participation. 12889 final boolean update = res.removedInfo != null 12890 && res.removedInfo.removedPackage != null; 12891 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 12892 boolean doRestore = !update 12893 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 12894 12895 // Set up the post-install work request bookkeeping. This will be used 12896 // and cleaned up by the post-install event handling regardless of whether 12897 // there's a restore pass performed. Token values are >= 1. 12898 int token; 12899 if (mNextInstallToken < 0) mNextInstallToken = 1; 12900 token = mNextInstallToken++; 12901 12902 PostInstallData data = new PostInstallData(args, res); 12903 mRunningInstalls.put(token, data); 12904 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 12905 12906 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 12907 // Pass responsibility to the Backup Manager. It will perform a 12908 // restore if appropriate, then pass responsibility back to the 12909 // Package Manager to run the post-install observer callbacks 12910 // and broadcasts. 12911 IBackupManager bm = IBackupManager.Stub.asInterface( 12912 ServiceManager.getService(Context.BACKUP_SERVICE)); 12913 if (bm != null) { 12914 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 12915 + " to BM for possible restore"); 12916 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12917 try { 12918 // TODO: http://b/22388012 12919 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 12920 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 12921 } else { 12922 doRestore = false; 12923 } 12924 } catch (RemoteException e) { 12925 // can't happen; the backup manager is local 12926 } catch (Exception e) { 12927 Slog.e(TAG, "Exception trying to enqueue restore", e); 12928 doRestore = false; 12929 } 12930 } else { 12931 Slog.e(TAG, "Backup Manager not found!"); 12932 doRestore = false; 12933 } 12934 } 12935 12936 if (!doRestore) { 12937 // No restore possible, or the Backup Manager was mysteriously not 12938 // available -- just fire the post-install work request directly. 12939 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 12940 12941 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 12942 12943 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 12944 mHandler.sendMessage(msg); 12945 } 12946 } 12947 }); 12948 } 12949 12950 /** 12951 * Callback from PackageSettings whenever an app is first transitioned out of the 12952 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 12953 * the app was "launched" for a restoreAtInstall operation. Therefore we check 12954 * here whether the app is the target of an ongoing install, and only send the 12955 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 12956 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 12957 * handling. 12958 */ 12959 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 12960 // Serialize this with the rest of the install-process message chain. In the 12961 // restore-at-install case, this Runnable will necessarily run before the 12962 // POST_INSTALL message is processed, so the contents of mRunningInstalls 12963 // are coherent. In the non-restore case, the app has already completed install 12964 // and been launched through some other means, so it is not in a problematic 12965 // state for observers to see the FIRST_LAUNCH signal. 12966 mHandler.post(new Runnable() { 12967 @Override 12968 public void run() { 12969 for (int i = 0; i < mRunningInstalls.size(); i++) { 12970 final PostInstallData data = mRunningInstalls.valueAt(i); 12971 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12972 continue; 12973 } 12974 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 12975 // right package; but is it for the right user? 12976 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 12977 if (userId == data.res.newUsers[uIndex]) { 12978 if (DEBUG_BACKUP) { 12979 Slog.i(TAG, "Package " + pkgName 12980 + " being restored so deferring FIRST_LAUNCH"); 12981 } 12982 return; 12983 } 12984 } 12985 } 12986 } 12987 // didn't find it, so not being restored 12988 if (DEBUG_BACKUP) { 12989 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 12990 } 12991 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 12992 } 12993 }); 12994 } 12995 12996 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 12997 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 12998 installerPkg, null, userIds); 12999 } 13000 13001 private abstract class HandlerParams { 13002 private static final int MAX_RETRIES = 4; 13003 13004 /** 13005 * Number of times startCopy() has been attempted and had a non-fatal 13006 * error. 13007 */ 13008 private int mRetries = 0; 13009 13010 /** User handle for the user requesting the information or installation. */ 13011 private final UserHandle mUser; 13012 String traceMethod; 13013 int traceCookie; 13014 13015 HandlerParams(UserHandle user) { 13016 mUser = user; 13017 } 13018 13019 UserHandle getUser() { 13020 return mUser; 13021 } 13022 13023 HandlerParams setTraceMethod(String traceMethod) { 13024 this.traceMethod = traceMethod; 13025 return this; 13026 } 13027 13028 HandlerParams setTraceCookie(int traceCookie) { 13029 this.traceCookie = traceCookie; 13030 return this; 13031 } 13032 13033 final boolean startCopy() { 13034 boolean res; 13035 try { 13036 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 13037 13038 if (++mRetries > MAX_RETRIES) { 13039 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 13040 mHandler.sendEmptyMessage(MCS_GIVE_UP); 13041 handleServiceError(); 13042 return false; 13043 } else { 13044 handleStartCopy(); 13045 res = true; 13046 } 13047 } catch (RemoteException e) { 13048 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 13049 mHandler.sendEmptyMessage(MCS_RECONNECT); 13050 res = false; 13051 } 13052 handleReturnCode(); 13053 return res; 13054 } 13055 13056 final void serviceError() { 13057 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 13058 handleServiceError(); 13059 handleReturnCode(); 13060 } 13061 13062 abstract void handleStartCopy() throws RemoteException; 13063 abstract void handleServiceError(); 13064 abstract void handleReturnCode(); 13065 } 13066 13067 class MeasureParams extends HandlerParams { 13068 private final PackageStats mStats; 13069 private boolean mSuccess; 13070 13071 private final IPackageStatsObserver mObserver; 13072 13073 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 13074 super(new UserHandle(stats.userHandle)); 13075 mObserver = observer; 13076 mStats = stats; 13077 } 13078 13079 @Override 13080 public String toString() { 13081 return "MeasureParams{" 13082 + Integer.toHexString(System.identityHashCode(this)) 13083 + " " + mStats.packageName + "}"; 13084 } 13085 13086 @Override 13087 void handleStartCopy() throws RemoteException { 13088 synchronized (mInstallLock) { 13089 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 13090 } 13091 13092 if (mSuccess) { 13093 boolean mounted = false; 13094 try { 13095 final String status = Environment.getExternalStorageState(); 13096 mounted = (Environment.MEDIA_MOUNTED.equals(status) 13097 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 13098 } catch (Exception e) { 13099 } 13100 13101 if (mounted) { 13102 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 13103 13104 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 13105 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 13106 13107 mStats.externalDataSize = calculateDirectorySize(mContainerService, 13108 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 13109 13110 // Always subtract cache size, since it's a subdirectory 13111 mStats.externalDataSize -= mStats.externalCacheSize; 13112 13113 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 13114 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 13115 13116 mStats.externalObbSize = calculateDirectorySize(mContainerService, 13117 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 13118 } 13119 } 13120 } 13121 13122 @Override 13123 void handleReturnCode() { 13124 if (mObserver != null) { 13125 try { 13126 mObserver.onGetStatsCompleted(mStats, mSuccess); 13127 } catch (RemoteException e) { 13128 Slog.i(TAG, "Observer no longer exists."); 13129 } 13130 } 13131 } 13132 13133 @Override 13134 void handleServiceError() { 13135 Slog.e(TAG, "Could not measure application " + mStats.packageName 13136 + " external storage"); 13137 } 13138 } 13139 13140 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 13141 throws RemoteException { 13142 long result = 0; 13143 for (File path : paths) { 13144 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 13145 } 13146 return result; 13147 } 13148 13149 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 13150 for (File path : paths) { 13151 try { 13152 mcs.clearDirectory(path.getAbsolutePath()); 13153 } catch (RemoteException e) { 13154 } 13155 } 13156 } 13157 13158 static class OriginInfo { 13159 /** 13160 * Location where install is coming from, before it has been 13161 * copied/renamed into place. This could be a single monolithic APK 13162 * file, or a cluster directory. This location may be untrusted. 13163 */ 13164 final File file; 13165 final String cid; 13166 13167 /** 13168 * Flag indicating that {@link #file} or {@link #cid} has already been 13169 * staged, meaning downstream users don't need to defensively copy the 13170 * contents. 13171 */ 13172 final boolean staged; 13173 13174 /** 13175 * Flag indicating that {@link #file} or {@link #cid} is an already 13176 * installed app that is being moved. 13177 */ 13178 final boolean existing; 13179 13180 final String resolvedPath; 13181 final File resolvedFile; 13182 13183 static OriginInfo fromNothing() { 13184 return new OriginInfo(null, null, false, false); 13185 } 13186 13187 static OriginInfo fromUntrustedFile(File file) { 13188 return new OriginInfo(file, null, false, false); 13189 } 13190 13191 static OriginInfo fromExistingFile(File file) { 13192 return new OriginInfo(file, null, false, true); 13193 } 13194 13195 static OriginInfo fromStagedFile(File file) { 13196 return new OriginInfo(file, null, true, false); 13197 } 13198 13199 static OriginInfo fromStagedContainer(String cid) { 13200 return new OriginInfo(null, cid, true, false); 13201 } 13202 13203 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 13204 this.file = file; 13205 this.cid = cid; 13206 this.staged = staged; 13207 this.existing = existing; 13208 13209 if (cid != null) { 13210 resolvedPath = PackageHelper.getSdDir(cid); 13211 resolvedFile = new File(resolvedPath); 13212 } else if (file != null) { 13213 resolvedPath = file.getAbsolutePath(); 13214 resolvedFile = file; 13215 } else { 13216 resolvedPath = null; 13217 resolvedFile = null; 13218 } 13219 } 13220 } 13221 13222 static class MoveInfo { 13223 final int moveId; 13224 final String fromUuid; 13225 final String toUuid; 13226 final String packageName; 13227 final String dataAppName; 13228 final int appId; 13229 final String seinfo; 13230 final int targetSdkVersion; 13231 13232 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 13233 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 13234 this.moveId = moveId; 13235 this.fromUuid = fromUuid; 13236 this.toUuid = toUuid; 13237 this.packageName = packageName; 13238 this.dataAppName = dataAppName; 13239 this.appId = appId; 13240 this.seinfo = seinfo; 13241 this.targetSdkVersion = targetSdkVersion; 13242 } 13243 } 13244 13245 static class VerificationInfo { 13246 /** A constant used to indicate that a uid value is not present. */ 13247 public static final int NO_UID = -1; 13248 13249 /** URI referencing where the package was downloaded from. */ 13250 final Uri originatingUri; 13251 13252 /** HTTP referrer URI associated with the originatingURI. */ 13253 final Uri referrer; 13254 13255 /** UID of the application that the install request originated from. */ 13256 final int originatingUid; 13257 13258 /** UID of application requesting the install */ 13259 final int installerUid; 13260 13261 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 13262 this.originatingUri = originatingUri; 13263 this.referrer = referrer; 13264 this.originatingUid = originatingUid; 13265 this.installerUid = installerUid; 13266 } 13267 } 13268 13269 class InstallParams extends HandlerParams { 13270 final OriginInfo origin; 13271 final MoveInfo move; 13272 final IPackageInstallObserver2 observer; 13273 int installFlags; 13274 final String installerPackageName; 13275 final String volumeUuid; 13276 private InstallArgs mArgs; 13277 private int mRet; 13278 final String packageAbiOverride; 13279 final String[] grantedRuntimePermissions; 13280 final VerificationInfo verificationInfo; 13281 final Certificate[][] certificates; 13282 13283 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 13284 int installFlags, String installerPackageName, String volumeUuid, 13285 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 13286 String[] grantedPermissions, Certificate[][] certificates) { 13287 super(user); 13288 this.origin = origin; 13289 this.move = move; 13290 this.observer = observer; 13291 this.installFlags = installFlags; 13292 this.installerPackageName = installerPackageName; 13293 this.volumeUuid = volumeUuid; 13294 this.verificationInfo = verificationInfo; 13295 this.packageAbiOverride = packageAbiOverride; 13296 this.grantedRuntimePermissions = grantedPermissions; 13297 this.certificates = certificates; 13298 } 13299 13300 @Override 13301 public String toString() { 13302 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 13303 + " file=" + origin.file + " cid=" + origin.cid + "}"; 13304 } 13305 13306 private int installLocationPolicy(PackageInfoLite pkgLite) { 13307 String packageName = pkgLite.packageName; 13308 int installLocation = pkgLite.installLocation; 13309 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 13310 // reader 13311 synchronized (mPackages) { 13312 // Currently installed package which the new package is attempting to replace or 13313 // null if no such package is installed. 13314 PackageParser.Package installedPkg = mPackages.get(packageName); 13315 // Package which currently owns the data which the new package will own if installed. 13316 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 13317 // will be null whereas dataOwnerPkg will contain information about the package 13318 // which was uninstalled while keeping its data. 13319 PackageParser.Package dataOwnerPkg = installedPkg; 13320 if (dataOwnerPkg == null) { 13321 PackageSetting ps = mSettings.mPackages.get(packageName); 13322 if (ps != null) { 13323 dataOwnerPkg = ps.pkg; 13324 } 13325 } 13326 13327 if (dataOwnerPkg != null) { 13328 // If installed, the package will get access to data left on the device by its 13329 // predecessor. As a security measure, this is permited only if this is not a 13330 // version downgrade or if the predecessor package is marked as debuggable and 13331 // a downgrade is explicitly requested. 13332 // 13333 // On debuggable platform builds, downgrades are permitted even for 13334 // non-debuggable packages to make testing easier. Debuggable platform builds do 13335 // not offer security guarantees and thus it's OK to disable some security 13336 // mechanisms to make debugging/testing easier on those builds. However, even on 13337 // debuggable builds downgrades of packages are permitted only if requested via 13338 // installFlags. This is because we aim to keep the behavior of debuggable 13339 // platform builds as close as possible to the behavior of non-debuggable 13340 // platform builds. 13341 final boolean downgradeRequested = 13342 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 13343 final boolean packageDebuggable = 13344 (dataOwnerPkg.applicationInfo.flags 13345 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 13346 final boolean downgradePermitted = 13347 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 13348 if (!downgradePermitted) { 13349 try { 13350 checkDowngrade(dataOwnerPkg, pkgLite); 13351 } catch (PackageManagerException e) { 13352 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 13353 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 13354 } 13355 } 13356 } 13357 13358 if (installedPkg != null) { 13359 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 13360 // Check for updated system application. 13361 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 13362 if (onSd) { 13363 Slog.w(TAG, "Cannot install update to system app on sdcard"); 13364 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 13365 } 13366 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 13367 } else { 13368 if (onSd) { 13369 // Install flag overrides everything. 13370 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 13371 } 13372 // If current upgrade specifies particular preference 13373 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 13374 // Application explicitly specified internal. 13375 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 13376 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 13377 // App explictly prefers external. Let policy decide 13378 } else { 13379 // Prefer previous location 13380 if (isExternal(installedPkg)) { 13381 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 13382 } 13383 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 13384 } 13385 } 13386 } else { 13387 // Invalid install. Return error code 13388 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 13389 } 13390 } 13391 } 13392 // All the special cases have been taken care of. 13393 // Return result based on recommended install location. 13394 if (onSd) { 13395 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 13396 } 13397 return pkgLite.recommendedInstallLocation; 13398 } 13399 13400 /* 13401 * Invoke remote method to get package information and install 13402 * location values. Override install location based on default 13403 * policy if needed and then create install arguments based 13404 * on the install location. 13405 */ 13406 public void handleStartCopy() throws RemoteException { 13407 int ret = PackageManager.INSTALL_SUCCEEDED; 13408 13409 // If we're already staged, we've firmly committed to an install location 13410 if (origin.staged) { 13411 if (origin.file != null) { 13412 installFlags |= PackageManager.INSTALL_INTERNAL; 13413 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 13414 } else if (origin.cid != null) { 13415 installFlags |= PackageManager.INSTALL_EXTERNAL; 13416 installFlags &= ~PackageManager.INSTALL_INTERNAL; 13417 } else { 13418 throw new IllegalStateException("Invalid stage location"); 13419 } 13420 } 13421 13422 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 13423 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 13424 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13425 PackageInfoLite pkgLite = null; 13426 13427 if (onInt && onSd) { 13428 // Check if both bits are set. 13429 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 13430 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 13431 } else if (onSd && ephemeral) { 13432 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 13433 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 13434 } else { 13435 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 13436 packageAbiOverride); 13437 13438 if (DEBUG_EPHEMERAL && ephemeral) { 13439 Slog.v(TAG, "pkgLite for install: " + pkgLite); 13440 } 13441 13442 /* 13443 * If we have too little free space, try to free cache 13444 * before giving up. 13445 */ 13446 if (!origin.staged && pkgLite.recommendedInstallLocation 13447 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 13448 // TODO: focus freeing disk space on the target device 13449 final StorageManager storage = StorageManager.from(mContext); 13450 final long lowThreshold = storage.getStorageLowBytes( 13451 Environment.getDataDirectory()); 13452 13453 final long sizeBytes = mContainerService.calculateInstalledSize( 13454 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 13455 13456 try { 13457 mInstaller.freeCache(null, sizeBytes + lowThreshold); 13458 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 13459 installFlags, packageAbiOverride); 13460 } catch (InstallerException e) { 13461 Slog.w(TAG, "Failed to free cache", e); 13462 } 13463 13464 /* 13465 * The cache free must have deleted the file we 13466 * downloaded to install. 13467 * 13468 * TODO: fix the "freeCache" call to not delete 13469 * the file we care about. 13470 */ 13471 if (pkgLite.recommendedInstallLocation 13472 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 13473 pkgLite.recommendedInstallLocation 13474 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 13475 } 13476 } 13477 } 13478 13479 if (ret == PackageManager.INSTALL_SUCCEEDED) { 13480 int loc = pkgLite.recommendedInstallLocation; 13481 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 13482 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 13483 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 13484 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 13485 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 13486 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 13487 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 13488 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 13489 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 13490 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 13491 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 13492 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 13493 } else { 13494 // Override with defaults if needed. 13495 loc = installLocationPolicy(pkgLite); 13496 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 13497 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 13498 } else if (!onSd && !onInt) { 13499 // Override install location with flags 13500 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 13501 // Set the flag to install on external media. 13502 installFlags |= PackageManager.INSTALL_EXTERNAL; 13503 installFlags &= ~PackageManager.INSTALL_INTERNAL; 13504 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 13505 if (DEBUG_EPHEMERAL) { 13506 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 13507 } 13508 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13509 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 13510 |PackageManager.INSTALL_INTERNAL); 13511 } else { 13512 // Make sure the flag for installing on external 13513 // media is unset 13514 installFlags |= PackageManager.INSTALL_INTERNAL; 13515 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 13516 } 13517 } 13518 } 13519 } 13520 13521 final InstallArgs args = createInstallArgs(this); 13522 mArgs = args; 13523 13524 if (ret == PackageManager.INSTALL_SUCCEEDED) { 13525 // TODO: http://b/22976637 13526 // Apps installed for "all" users use the device owner to verify the app 13527 UserHandle verifierUser = getUser(); 13528 if (verifierUser == UserHandle.ALL) { 13529 verifierUser = UserHandle.SYSTEM; 13530 } 13531 13532 /* 13533 * Determine if we have any installed package verifiers. If we 13534 * do, then we'll defer to them to verify the packages. 13535 */ 13536 final int requiredUid = mRequiredVerifierPackage == null ? -1 13537 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 13538 verifierUser.getIdentifier()); 13539 if (!origin.existing && requiredUid != -1 13540 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 13541 final Intent verification = new Intent( 13542 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 13543 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 13544 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 13545 PACKAGE_MIME_TYPE); 13546 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13547 13548 // Query all live verifiers based on current user state 13549 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 13550 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 13551 13552 if (DEBUG_VERIFY) { 13553 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 13554 + verification.toString() + " with " + pkgLite.verifiers.length 13555 + " optional verifiers"); 13556 } 13557 13558 final int verificationId = mPendingVerificationToken++; 13559 13560 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13561 13562 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 13563 installerPackageName); 13564 13565 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 13566 installFlags); 13567 13568 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 13569 pkgLite.packageName); 13570 13571 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 13572 pkgLite.versionCode); 13573 13574 if (verificationInfo != null) { 13575 if (verificationInfo.originatingUri != null) { 13576 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 13577 verificationInfo.originatingUri); 13578 } 13579 if (verificationInfo.referrer != null) { 13580 verification.putExtra(Intent.EXTRA_REFERRER, 13581 verificationInfo.referrer); 13582 } 13583 if (verificationInfo.originatingUid >= 0) { 13584 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 13585 verificationInfo.originatingUid); 13586 } 13587 if (verificationInfo.installerUid >= 0) { 13588 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 13589 verificationInfo.installerUid); 13590 } 13591 } 13592 13593 final PackageVerificationState verificationState = new PackageVerificationState( 13594 requiredUid, args); 13595 13596 mPendingVerification.append(verificationId, verificationState); 13597 13598 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 13599 receivers, verificationState); 13600 13601 /* 13602 * If any sufficient verifiers were listed in the package 13603 * manifest, attempt to ask them. 13604 */ 13605 if (sufficientVerifiers != null) { 13606 final int N = sufficientVerifiers.size(); 13607 if (N == 0) { 13608 Slog.i(TAG, "Additional verifiers required, but none installed."); 13609 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 13610 } else { 13611 for (int i = 0; i < N; i++) { 13612 final ComponentName verifierComponent = sufficientVerifiers.get(i); 13613 13614 final Intent sufficientIntent = new Intent(verification); 13615 sufficientIntent.setComponent(verifierComponent); 13616 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 13617 } 13618 } 13619 } 13620 13621 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 13622 mRequiredVerifierPackage, receivers); 13623 if (ret == PackageManager.INSTALL_SUCCEEDED 13624 && mRequiredVerifierPackage != null) { 13625 Trace.asyncTraceBegin( 13626 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 13627 /* 13628 * Send the intent to the required verification agent, 13629 * but only start the verification timeout after the 13630 * target BroadcastReceivers have run. 13631 */ 13632 verification.setComponent(requiredVerifierComponent); 13633 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 13634 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13635 new BroadcastReceiver() { 13636 @Override 13637 public void onReceive(Context context, Intent intent) { 13638 final Message msg = mHandler 13639 .obtainMessage(CHECK_PENDING_VERIFICATION); 13640 msg.arg1 = verificationId; 13641 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 13642 } 13643 }, null, 0, null, null); 13644 13645 /* 13646 * We don't want the copy to proceed until verification 13647 * succeeds, so null out this field. 13648 */ 13649 mArgs = null; 13650 } 13651 } else { 13652 /* 13653 * No package verification is enabled, so immediately start 13654 * the remote call to initiate copy using temporary file. 13655 */ 13656 ret = args.copyApk(mContainerService, true); 13657 } 13658 } 13659 13660 mRet = ret; 13661 } 13662 13663 @Override 13664 void handleReturnCode() { 13665 // If mArgs is null, then MCS couldn't be reached. When it 13666 // reconnects, it will try again to install. At that point, this 13667 // will succeed. 13668 if (mArgs != null) { 13669 processPendingInstall(mArgs, mRet); 13670 } 13671 } 13672 13673 @Override 13674 void handleServiceError() { 13675 mArgs = createInstallArgs(this); 13676 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13677 } 13678 13679 public boolean isForwardLocked() { 13680 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13681 } 13682 } 13683 13684 /** 13685 * Used during creation of InstallArgs 13686 * 13687 * @param installFlags package installation flags 13688 * @return true if should be installed on external storage 13689 */ 13690 private static boolean installOnExternalAsec(int installFlags) { 13691 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 13692 return false; 13693 } 13694 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13695 return true; 13696 } 13697 return false; 13698 } 13699 13700 /** 13701 * Used during creation of InstallArgs 13702 * 13703 * @param installFlags package installation flags 13704 * @return true if should be installed as forward locked 13705 */ 13706 private static boolean installForwardLocked(int installFlags) { 13707 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13708 } 13709 13710 private InstallArgs createInstallArgs(InstallParams params) { 13711 if (params.move != null) { 13712 return new MoveInstallArgs(params); 13713 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 13714 return new AsecInstallArgs(params); 13715 } else { 13716 return new FileInstallArgs(params); 13717 } 13718 } 13719 13720 /** 13721 * Create args that describe an existing installed package. Typically used 13722 * when cleaning up old installs, or used as a move source. 13723 */ 13724 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 13725 String resourcePath, String[] instructionSets) { 13726 final boolean isInAsec; 13727 if (installOnExternalAsec(installFlags)) { 13728 /* Apps on SD card are always in ASEC containers. */ 13729 isInAsec = true; 13730 } else if (installForwardLocked(installFlags) 13731 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 13732 /* 13733 * Forward-locked apps are only in ASEC containers if they're the 13734 * new style 13735 */ 13736 isInAsec = true; 13737 } else { 13738 isInAsec = false; 13739 } 13740 13741 if (isInAsec) { 13742 return new AsecInstallArgs(codePath, instructionSets, 13743 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 13744 } else { 13745 return new FileInstallArgs(codePath, resourcePath, instructionSets); 13746 } 13747 } 13748 13749 static abstract class InstallArgs { 13750 /** @see InstallParams#origin */ 13751 final OriginInfo origin; 13752 /** @see InstallParams#move */ 13753 final MoveInfo move; 13754 13755 final IPackageInstallObserver2 observer; 13756 // Always refers to PackageManager flags only 13757 final int installFlags; 13758 final String installerPackageName; 13759 final String volumeUuid; 13760 final UserHandle user; 13761 final String abiOverride; 13762 final String[] installGrantPermissions; 13763 /** If non-null, drop an async trace when the install completes */ 13764 final String traceMethod; 13765 final int traceCookie; 13766 final Certificate[][] certificates; 13767 13768 // The list of instruction sets supported by this app. This is currently 13769 // only used during the rmdex() phase to clean up resources. We can get rid of this 13770 // if we move dex files under the common app path. 13771 /* nullable */ String[] instructionSets; 13772 13773 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 13774 int installFlags, String installerPackageName, String volumeUuid, 13775 UserHandle user, String[] instructionSets, 13776 String abiOverride, String[] installGrantPermissions, 13777 String traceMethod, int traceCookie, Certificate[][] certificates) { 13778 this.origin = origin; 13779 this.move = move; 13780 this.installFlags = installFlags; 13781 this.observer = observer; 13782 this.installerPackageName = installerPackageName; 13783 this.volumeUuid = volumeUuid; 13784 this.user = user; 13785 this.instructionSets = instructionSets; 13786 this.abiOverride = abiOverride; 13787 this.installGrantPermissions = installGrantPermissions; 13788 this.traceMethod = traceMethod; 13789 this.traceCookie = traceCookie; 13790 this.certificates = certificates; 13791 } 13792 13793 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 13794 abstract int doPreInstall(int status); 13795 13796 /** 13797 * Rename package into final resting place. All paths on the given 13798 * scanned package should be updated to reflect the rename. 13799 */ 13800 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 13801 abstract int doPostInstall(int status, int uid); 13802 13803 /** @see PackageSettingBase#codePathString */ 13804 abstract String getCodePath(); 13805 /** @see PackageSettingBase#resourcePathString */ 13806 abstract String getResourcePath(); 13807 13808 // Need installer lock especially for dex file removal. 13809 abstract void cleanUpResourcesLI(); 13810 abstract boolean doPostDeleteLI(boolean delete); 13811 13812 /** 13813 * Called before the source arguments are copied. This is used mostly 13814 * for MoveParams when it needs to read the source file to put it in the 13815 * destination. 13816 */ 13817 int doPreCopy() { 13818 return PackageManager.INSTALL_SUCCEEDED; 13819 } 13820 13821 /** 13822 * Called after the source arguments are copied. This is used mostly for 13823 * MoveParams when it needs to read the source file to put it in the 13824 * destination. 13825 */ 13826 int doPostCopy(int uid) { 13827 return PackageManager.INSTALL_SUCCEEDED; 13828 } 13829 13830 protected boolean isFwdLocked() { 13831 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13832 } 13833 13834 protected boolean isExternalAsec() { 13835 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 13836 } 13837 13838 protected boolean isEphemeral() { 13839 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13840 } 13841 13842 UserHandle getUser() { 13843 return user; 13844 } 13845 } 13846 13847 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 13848 if (!allCodePaths.isEmpty()) { 13849 if (instructionSets == null) { 13850 throw new IllegalStateException("instructionSet == null"); 13851 } 13852 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 13853 for (String codePath : allCodePaths) { 13854 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 13855 try { 13856 mInstaller.rmdex(codePath, dexCodeInstructionSet); 13857 } catch (InstallerException ignored) { 13858 } 13859 } 13860 } 13861 } 13862 } 13863 13864 /** 13865 * Logic to handle installation of non-ASEC applications, including copying 13866 * and renaming logic. 13867 */ 13868 class FileInstallArgs extends InstallArgs { 13869 private File codeFile; 13870 private File resourceFile; 13871 13872 // Example topology: 13873 // /data/app/com.example/base.apk 13874 // /data/app/com.example/split_foo.apk 13875 // /data/app/com.example/lib/arm/libfoo.so 13876 // /data/app/com.example/lib/arm64/libfoo.so 13877 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 13878 13879 /** New install */ 13880 FileInstallArgs(InstallParams params) { 13881 super(params.origin, params.move, params.observer, params.installFlags, 13882 params.installerPackageName, params.volumeUuid, 13883 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 13884 params.grantedRuntimePermissions, 13885 params.traceMethod, params.traceCookie, params.certificates); 13886 if (isFwdLocked()) { 13887 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 13888 } 13889 } 13890 13891 /** Existing install */ 13892 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 13893 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 13894 null, null, null, 0, null /*certificates*/); 13895 this.codeFile = (codePath != null) ? new File(codePath) : null; 13896 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 13897 } 13898 13899 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13900 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 13901 try { 13902 return doCopyApk(imcs, temp); 13903 } finally { 13904 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13905 } 13906 } 13907 13908 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13909 if (origin.staged) { 13910 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 13911 codeFile = origin.file; 13912 resourceFile = origin.file; 13913 return PackageManager.INSTALL_SUCCEEDED; 13914 } 13915 13916 try { 13917 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13918 final File tempDir = 13919 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 13920 codeFile = tempDir; 13921 resourceFile = tempDir; 13922 } catch (IOException e) { 13923 Slog.w(TAG, "Failed to create copy file: " + e); 13924 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 13925 } 13926 13927 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 13928 @Override 13929 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 13930 if (!FileUtils.isValidExtFilename(name)) { 13931 throw new IllegalArgumentException("Invalid filename: " + name); 13932 } 13933 try { 13934 final File file = new File(codeFile, name); 13935 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 13936 O_RDWR | O_CREAT, 0644); 13937 Os.chmod(file.getAbsolutePath(), 0644); 13938 return new ParcelFileDescriptor(fd); 13939 } catch (ErrnoException e) { 13940 throw new RemoteException("Failed to open: " + e.getMessage()); 13941 } 13942 } 13943 }; 13944 13945 int ret = PackageManager.INSTALL_SUCCEEDED; 13946 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 13947 if (ret != PackageManager.INSTALL_SUCCEEDED) { 13948 Slog.e(TAG, "Failed to copy package"); 13949 return ret; 13950 } 13951 13952 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 13953 NativeLibraryHelper.Handle handle = null; 13954 try { 13955 handle = NativeLibraryHelper.Handle.create(codeFile); 13956 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 13957 abiOverride); 13958 } catch (IOException e) { 13959 Slog.e(TAG, "Copying native libraries failed", e); 13960 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13961 } finally { 13962 IoUtils.closeQuietly(handle); 13963 } 13964 13965 return ret; 13966 } 13967 13968 int doPreInstall(int status) { 13969 if (status != PackageManager.INSTALL_SUCCEEDED) { 13970 cleanUp(); 13971 } 13972 return status; 13973 } 13974 13975 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13976 if (status != PackageManager.INSTALL_SUCCEEDED) { 13977 cleanUp(); 13978 return false; 13979 } 13980 13981 final File targetDir = codeFile.getParentFile(); 13982 final File beforeCodeFile = codeFile; 13983 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 13984 13985 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 13986 try { 13987 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 13988 } catch (ErrnoException e) { 13989 Slog.w(TAG, "Failed to rename", e); 13990 return false; 13991 } 13992 13993 if (!SELinux.restoreconRecursive(afterCodeFile)) { 13994 Slog.w(TAG, "Failed to restorecon"); 13995 return false; 13996 } 13997 13998 // Reflect the rename internally 13999 codeFile = afterCodeFile; 14000 resourceFile = afterCodeFile; 14001 14002 // Reflect the rename in scanned details 14003 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 14004 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 14005 afterCodeFile, pkg.baseCodePath)); 14006 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 14007 afterCodeFile, pkg.splitCodePaths)); 14008 14009 // Reflect the rename in app info 14010 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 14011 pkg.setApplicationInfoCodePath(pkg.codePath); 14012 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 14013 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 14014 pkg.setApplicationInfoResourcePath(pkg.codePath); 14015 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 14016 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 14017 14018 return true; 14019 } 14020 14021 int doPostInstall(int status, int uid) { 14022 if (status != PackageManager.INSTALL_SUCCEEDED) { 14023 cleanUp(); 14024 } 14025 return status; 14026 } 14027 14028 @Override 14029 String getCodePath() { 14030 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 14031 } 14032 14033 @Override 14034 String getResourcePath() { 14035 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 14036 } 14037 14038 private boolean cleanUp() { 14039 if (codeFile == null || !codeFile.exists()) { 14040 return false; 14041 } 14042 14043 removeCodePathLI(codeFile); 14044 14045 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 14046 resourceFile.delete(); 14047 } 14048 14049 return true; 14050 } 14051 14052 void cleanUpResourcesLI() { 14053 // Try enumerating all code paths before deleting 14054 List<String> allCodePaths = Collections.EMPTY_LIST; 14055 if (codeFile != null && codeFile.exists()) { 14056 try { 14057 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 14058 allCodePaths = pkg.getAllCodePaths(); 14059 } catch (PackageParserException e) { 14060 // Ignored; we tried our best 14061 } 14062 } 14063 14064 cleanUp(); 14065 removeDexFiles(allCodePaths, instructionSets); 14066 } 14067 14068 boolean doPostDeleteLI(boolean delete) { 14069 // XXX err, shouldn't we respect the delete flag? 14070 cleanUpResourcesLI(); 14071 return true; 14072 } 14073 } 14074 14075 private boolean isAsecExternal(String cid) { 14076 final String asecPath = PackageHelper.getSdFilesystem(cid); 14077 return !asecPath.startsWith(mAsecInternalPath); 14078 } 14079 14080 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 14081 PackageManagerException { 14082 if (copyRet < 0) { 14083 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 14084 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 14085 throw new PackageManagerException(copyRet, message); 14086 } 14087 } 14088 } 14089 14090 /** 14091 * Extract the StorageManagerService "container ID" from the full code path of an 14092 * .apk. 14093 */ 14094 static String cidFromCodePath(String fullCodePath) { 14095 int eidx = fullCodePath.lastIndexOf("/"); 14096 String subStr1 = fullCodePath.substring(0, eidx); 14097 int sidx = subStr1.lastIndexOf("/"); 14098 return subStr1.substring(sidx+1, eidx); 14099 } 14100 14101 /** 14102 * Logic to handle installation of ASEC applications, including copying and 14103 * renaming logic. 14104 */ 14105 class AsecInstallArgs extends InstallArgs { 14106 static final String RES_FILE_NAME = "pkg.apk"; 14107 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 14108 14109 String cid; 14110 String packagePath; 14111 String resourcePath; 14112 14113 /** New install */ 14114 AsecInstallArgs(InstallParams params) { 14115 super(params.origin, params.move, params.observer, params.installFlags, 14116 params.installerPackageName, params.volumeUuid, 14117 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 14118 params.grantedRuntimePermissions, 14119 params.traceMethod, params.traceCookie, params.certificates); 14120 } 14121 14122 /** Existing install */ 14123 AsecInstallArgs(String fullCodePath, String[] instructionSets, 14124 boolean isExternal, boolean isForwardLocked) { 14125 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 14126 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 14127 instructionSets, null, null, null, 0, null /*certificates*/); 14128 // Hackily pretend we're still looking at a full code path 14129 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 14130 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 14131 } 14132 14133 // Extract cid from fullCodePath 14134 int eidx = fullCodePath.lastIndexOf("/"); 14135 String subStr1 = fullCodePath.substring(0, eidx); 14136 int sidx = subStr1.lastIndexOf("/"); 14137 cid = subStr1.substring(sidx+1, eidx); 14138 setMountPath(subStr1); 14139 } 14140 14141 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 14142 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 14143 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 14144 instructionSets, null, null, null, 0, null /*certificates*/); 14145 this.cid = cid; 14146 setMountPath(PackageHelper.getSdDir(cid)); 14147 } 14148 14149 void createCopyFile() { 14150 cid = mInstallerService.allocateExternalStageCidLegacy(); 14151 } 14152 14153 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14154 if (origin.staged && origin.cid != null) { 14155 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 14156 cid = origin.cid; 14157 setMountPath(PackageHelper.getSdDir(cid)); 14158 return PackageManager.INSTALL_SUCCEEDED; 14159 } 14160 14161 if (temp) { 14162 createCopyFile(); 14163 } else { 14164 /* 14165 * Pre-emptively destroy the container since it's destroyed if 14166 * copying fails due to it existing anyway. 14167 */ 14168 PackageHelper.destroySdDir(cid); 14169 } 14170 14171 final String newMountPath = imcs.copyPackageToContainer( 14172 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 14173 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 14174 14175 if (newMountPath != null) { 14176 setMountPath(newMountPath); 14177 return PackageManager.INSTALL_SUCCEEDED; 14178 } else { 14179 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14180 } 14181 } 14182 14183 @Override 14184 String getCodePath() { 14185 return packagePath; 14186 } 14187 14188 @Override 14189 String getResourcePath() { 14190 return resourcePath; 14191 } 14192 14193 int doPreInstall(int status) { 14194 if (status != PackageManager.INSTALL_SUCCEEDED) { 14195 // Destroy container 14196 PackageHelper.destroySdDir(cid); 14197 } else { 14198 boolean mounted = PackageHelper.isContainerMounted(cid); 14199 if (!mounted) { 14200 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 14201 Process.SYSTEM_UID); 14202 if (newMountPath != null) { 14203 setMountPath(newMountPath); 14204 } else { 14205 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14206 } 14207 } 14208 } 14209 return status; 14210 } 14211 14212 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14213 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 14214 String newMountPath = null; 14215 if (PackageHelper.isContainerMounted(cid)) { 14216 // Unmount the container 14217 if (!PackageHelper.unMountSdDir(cid)) { 14218 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 14219 return false; 14220 } 14221 } 14222 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 14223 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 14224 " which might be stale. Will try to clean up."); 14225 // Clean up the stale container and proceed to recreate. 14226 if (!PackageHelper.destroySdDir(newCacheId)) { 14227 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 14228 return false; 14229 } 14230 // Successfully cleaned up stale container. Try to rename again. 14231 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 14232 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 14233 + " inspite of cleaning it up."); 14234 return false; 14235 } 14236 } 14237 if (!PackageHelper.isContainerMounted(newCacheId)) { 14238 Slog.w(TAG, "Mounting container " + newCacheId); 14239 newMountPath = PackageHelper.mountSdDir(newCacheId, 14240 getEncryptKey(), Process.SYSTEM_UID); 14241 } else { 14242 newMountPath = PackageHelper.getSdDir(newCacheId); 14243 } 14244 if (newMountPath == null) { 14245 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 14246 return false; 14247 } 14248 Log.i(TAG, "Succesfully renamed " + cid + 14249 " to " + newCacheId + 14250 " at new path: " + newMountPath); 14251 cid = newCacheId; 14252 14253 final File beforeCodeFile = new File(packagePath); 14254 setMountPath(newMountPath); 14255 final File afterCodeFile = new File(packagePath); 14256 14257 // Reflect the rename in scanned details 14258 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 14259 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 14260 afterCodeFile, pkg.baseCodePath)); 14261 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 14262 afterCodeFile, pkg.splitCodePaths)); 14263 14264 // Reflect the rename in app info 14265 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 14266 pkg.setApplicationInfoCodePath(pkg.codePath); 14267 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 14268 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 14269 pkg.setApplicationInfoResourcePath(pkg.codePath); 14270 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 14271 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 14272 14273 return true; 14274 } 14275 14276 private void setMountPath(String mountPath) { 14277 final File mountFile = new File(mountPath); 14278 14279 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 14280 if (monolithicFile.exists()) { 14281 packagePath = monolithicFile.getAbsolutePath(); 14282 if (isFwdLocked()) { 14283 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 14284 } else { 14285 resourcePath = packagePath; 14286 } 14287 } else { 14288 packagePath = mountFile.getAbsolutePath(); 14289 resourcePath = packagePath; 14290 } 14291 } 14292 14293 int doPostInstall(int status, int uid) { 14294 if (status != PackageManager.INSTALL_SUCCEEDED) { 14295 cleanUp(); 14296 } else { 14297 final int groupOwner; 14298 final String protectedFile; 14299 if (isFwdLocked()) { 14300 groupOwner = UserHandle.getSharedAppGid(uid); 14301 protectedFile = RES_FILE_NAME; 14302 } else { 14303 groupOwner = -1; 14304 protectedFile = null; 14305 } 14306 14307 if (uid < Process.FIRST_APPLICATION_UID 14308 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 14309 Slog.e(TAG, "Failed to finalize " + cid); 14310 PackageHelper.destroySdDir(cid); 14311 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14312 } 14313 14314 boolean mounted = PackageHelper.isContainerMounted(cid); 14315 if (!mounted) { 14316 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 14317 } 14318 } 14319 return status; 14320 } 14321 14322 private void cleanUp() { 14323 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 14324 14325 // Destroy secure container 14326 PackageHelper.destroySdDir(cid); 14327 } 14328 14329 private List<String> getAllCodePaths() { 14330 final File codeFile = new File(getCodePath()); 14331 if (codeFile != null && codeFile.exists()) { 14332 try { 14333 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 14334 return pkg.getAllCodePaths(); 14335 } catch (PackageParserException e) { 14336 // Ignored; we tried our best 14337 } 14338 } 14339 return Collections.EMPTY_LIST; 14340 } 14341 14342 void cleanUpResourcesLI() { 14343 // Enumerate all code paths before deleting 14344 cleanUpResourcesLI(getAllCodePaths()); 14345 } 14346 14347 private void cleanUpResourcesLI(List<String> allCodePaths) { 14348 cleanUp(); 14349 removeDexFiles(allCodePaths, instructionSets); 14350 } 14351 14352 String getPackageName() { 14353 return getAsecPackageName(cid); 14354 } 14355 14356 boolean doPostDeleteLI(boolean delete) { 14357 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 14358 final List<String> allCodePaths = getAllCodePaths(); 14359 boolean mounted = PackageHelper.isContainerMounted(cid); 14360 if (mounted) { 14361 // Unmount first 14362 if (PackageHelper.unMountSdDir(cid)) { 14363 mounted = false; 14364 } 14365 } 14366 if (!mounted && delete) { 14367 cleanUpResourcesLI(allCodePaths); 14368 } 14369 return !mounted; 14370 } 14371 14372 @Override 14373 int doPreCopy() { 14374 if (isFwdLocked()) { 14375 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 14376 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 14377 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14378 } 14379 } 14380 14381 return PackageManager.INSTALL_SUCCEEDED; 14382 } 14383 14384 @Override 14385 int doPostCopy(int uid) { 14386 if (isFwdLocked()) { 14387 if (uid < Process.FIRST_APPLICATION_UID 14388 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 14389 RES_FILE_NAME)) { 14390 Slog.e(TAG, "Failed to finalize " + cid); 14391 PackageHelper.destroySdDir(cid); 14392 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14393 } 14394 } 14395 14396 return PackageManager.INSTALL_SUCCEEDED; 14397 } 14398 } 14399 14400 /** 14401 * Logic to handle movement of existing installed applications. 14402 */ 14403 class MoveInstallArgs extends InstallArgs { 14404 private File codeFile; 14405 private File resourceFile; 14406 14407 /** New install */ 14408 MoveInstallArgs(InstallParams params) { 14409 super(params.origin, params.move, params.observer, params.installFlags, 14410 params.installerPackageName, params.volumeUuid, 14411 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 14412 params.grantedRuntimePermissions, 14413 params.traceMethod, params.traceCookie, params.certificates); 14414 } 14415 14416 int copyApk(IMediaContainerService imcs, boolean temp) { 14417 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 14418 + move.fromUuid + " to " + move.toUuid); 14419 synchronized (mInstaller) { 14420 try { 14421 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 14422 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 14423 } catch (InstallerException e) { 14424 Slog.w(TAG, "Failed to move app", e); 14425 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14426 } 14427 } 14428 14429 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 14430 resourceFile = codeFile; 14431 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 14432 14433 return PackageManager.INSTALL_SUCCEEDED; 14434 } 14435 14436 int doPreInstall(int status) { 14437 if (status != PackageManager.INSTALL_SUCCEEDED) { 14438 cleanUp(move.toUuid); 14439 } 14440 return status; 14441 } 14442 14443 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14444 if (status != PackageManager.INSTALL_SUCCEEDED) { 14445 cleanUp(move.toUuid); 14446 return false; 14447 } 14448 14449 // Reflect the move in app info 14450 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 14451 pkg.setApplicationInfoCodePath(pkg.codePath); 14452 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 14453 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 14454 pkg.setApplicationInfoResourcePath(pkg.codePath); 14455 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 14456 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 14457 14458 return true; 14459 } 14460 14461 int doPostInstall(int status, int uid) { 14462 if (status == PackageManager.INSTALL_SUCCEEDED) { 14463 cleanUp(move.fromUuid); 14464 } else { 14465 cleanUp(move.toUuid); 14466 } 14467 return status; 14468 } 14469 14470 @Override 14471 String getCodePath() { 14472 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 14473 } 14474 14475 @Override 14476 String getResourcePath() { 14477 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 14478 } 14479 14480 private boolean cleanUp(String volumeUuid) { 14481 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 14482 move.dataAppName); 14483 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 14484 final int[] userIds = sUserManager.getUserIds(); 14485 synchronized (mInstallLock) { 14486 // Clean up both app data and code 14487 // All package moves are frozen until finished 14488 for (int userId : userIds) { 14489 try { 14490 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 14491 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 14492 } catch (InstallerException e) { 14493 Slog.w(TAG, String.valueOf(e)); 14494 } 14495 } 14496 removeCodePathLI(codeFile); 14497 } 14498 return true; 14499 } 14500 14501 void cleanUpResourcesLI() { 14502 throw new UnsupportedOperationException(); 14503 } 14504 14505 boolean doPostDeleteLI(boolean delete) { 14506 throw new UnsupportedOperationException(); 14507 } 14508 } 14509 14510 static String getAsecPackageName(String packageCid) { 14511 int idx = packageCid.lastIndexOf("-"); 14512 if (idx == -1) { 14513 return packageCid; 14514 } 14515 return packageCid.substring(0, idx); 14516 } 14517 14518 // Utility method used to create code paths based on package name and available index. 14519 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 14520 String idxStr = ""; 14521 int idx = 1; 14522 // Fall back to default value of idx=1 if prefix is not 14523 // part of oldCodePath 14524 if (oldCodePath != null) { 14525 String subStr = oldCodePath; 14526 // Drop the suffix right away 14527 if (suffix != null && subStr.endsWith(suffix)) { 14528 subStr = subStr.substring(0, subStr.length() - suffix.length()); 14529 } 14530 // If oldCodePath already contains prefix find out the 14531 // ending index to either increment or decrement. 14532 int sidx = subStr.lastIndexOf(prefix); 14533 if (sidx != -1) { 14534 subStr = subStr.substring(sidx + prefix.length()); 14535 if (subStr != null) { 14536 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 14537 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 14538 } 14539 try { 14540 idx = Integer.parseInt(subStr); 14541 if (idx <= 1) { 14542 idx++; 14543 } else { 14544 idx--; 14545 } 14546 } catch(NumberFormatException e) { 14547 } 14548 } 14549 } 14550 } 14551 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 14552 return prefix + idxStr; 14553 } 14554 14555 private File getNextCodePath(File targetDir, String packageName) { 14556 File result; 14557 SecureRandom random = new SecureRandom(); 14558 byte[] bytes = new byte[16]; 14559 do { 14560 random.nextBytes(bytes); 14561 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 14562 result = new File(targetDir, packageName + "-" + suffix); 14563 } while (result.exists()); 14564 return result; 14565 } 14566 14567 // Utility method that returns the relative package path with respect 14568 // to the installation directory. Like say for /data/data/com.test-1.apk 14569 // string com.test-1 is returned. 14570 static String deriveCodePathName(String codePath) { 14571 if (codePath == null) { 14572 return null; 14573 } 14574 final File codeFile = new File(codePath); 14575 final String name = codeFile.getName(); 14576 if (codeFile.isDirectory()) { 14577 return name; 14578 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 14579 final int lastDot = name.lastIndexOf('.'); 14580 return name.substring(0, lastDot); 14581 } else { 14582 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 14583 return null; 14584 } 14585 } 14586 14587 static class PackageInstalledInfo { 14588 String name; 14589 int uid; 14590 // The set of users that originally had this package installed. 14591 int[] origUsers; 14592 // The set of users that now have this package installed. 14593 int[] newUsers; 14594 PackageParser.Package pkg; 14595 int returnCode; 14596 String returnMsg; 14597 PackageRemovedInfo removedInfo; 14598 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 14599 14600 public void setError(int code, String msg) { 14601 setReturnCode(code); 14602 setReturnMessage(msg); 14603 Slog.w(TAG, msg); 14604 } 14605 14606 public void setError(String msg, PackageParserException e) { 14607 setReturnCode(e.error); 14608 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14609 Slog.w(TAG, msg, e); 14610 } 14611 14612 public void setError(String msg, PackageManagerException e) { 14613 returnCode = e.error; 14614 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14615 Slog.w(TAG, msg, e); 14616 } 14617 14618 public void setReturnCode(int returnCode) { 14619 this.returnCode = returnCode; 14620 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14621 for (int i = 0; i < childCount; i++) { 14622 addedChildPackages.valueAt(i).returnCode = returnCode; 14623 } 14624 } 14625 14626 private void setReturnMessage(String returnMsg) { 14627 this.returnMsg = returnMsg; 14628 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14629 for (int i = 0; i < childCount; i++) { 14630 addedChildPackages.valueAt(i).returnMsg = returnMsg; 14631 } 14632 } 14633 14634 // In some error cases we want to convey more info back to the observer 14635 String origPackage; 14636 String origPermission; 14637 } 14638 14639 /* 14640 * Install a non-existing package. 14641 */ 14642 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 14643 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 14644 PackageInstalledInfo res) { 14645 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 14646 14647 // Remember this for later, in case we need to rollback this install 14648 String pkgName = pkg.packageName; 14649 14650 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 14651 14652 synchronized(mPackages) { 14653 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 14654 if (renamedPackage != null) { 14655 // A package with the same name is already installed, though 14656 // it has been renamed to an older name. The package we 14657 // are trying to install should be installed as an update to 14658 // the existing one, but that has not been requested, so bail. 14659 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14660 + " without first uninstalling package running as " 14661 + renamedPackage); 14662 return; 14663 } 14664 if (mPackages.containsKey(pkgName)) { 14665 // Don't allow installation over an existing package with the same name. 14666 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14667 + " without first uninstalling."); 14668 return; 14669 } 14670 } 14671 14672 try { 14673 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 14674 System.currentTimeMillis(), user); 14675 14676 updateSettingsLI(newPackage, installerPackageName, null, res, user); 14677 14678 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14679 prepareAppDataAfterInstallLIF(newPackage); 14680 14681 } else { 14682 // Remove package from internal structures, but keep around any 14683 // data that might have already existed 14684 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 14685 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 14686 } 14687 } catch (PackageManagerException e) { 14688 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14689 } 14690 14691 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14692 } 14693 14694 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 14695 // Can't rotate keys during boot or if sharedUser. 14696 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 14697 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 14698 return false; 14699 } 14700 // app is using upgradeKeySets; make sure all are valid 14701 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14702 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 14703 for (int i = 0; i < upgradeKeySets.length; i++) { 14704 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 14705 Slog.wtf(TAG, "Package " 14706 + (oldPs.name != null ? oldPs.name : "<null>") 14707 + " contains upgrade-key-set reference to unknown key-set: " 14708 + upgradeKeySets[i] 14709 + " reverting to signatures check."); 14710 return false; 14711 } 14712 } 14713 return true; 14714 } 14715 14716 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 14717 // Upgrade keysets are being used. Determine if new package has a superset of the 14718 // required keys. 14719 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 14720 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14721 for (int i = 0; i < upgradeKeySets.length; i++) { 14722 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 14723 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 14724 return true; 14725 } 14726 } 14727 return false; 14728 } 14729 14730 private static void updateDigest(MessageDigest digest, File file) throws IOException { 14731 try (DigestInputStream digestStream = 14732 new DigestInputStream(new FileInputStream(file), digest)) { 14733 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 14734 } 14735 } 14736 14737 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 14738 UserHandle user, String installerPackageName, PackageInstalledInfo res) { 14739 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 14740 14741 final PackageParser.Package oldPackage; 14742 final String pkgName = pkg.packageName; 14743 final int[] allUsers; 14744 final int[] installedUsers; 14745 14746 synchronized(mPackages) { 14747 oldPackage = mPackages.get(pkgName); 14748 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 14749 14750 // don't allow upgrade to target a release SDK from a pre-release SDK 14751 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 14752 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14753 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 14754 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14755 if (oldTargetsPreRelease 14756 && !newTargetsPreRelease 14757 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 14758 Slog.w(TAG, "Can't install package targeting released sdk"); 14759 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 14760 return; 14761 } 14762 14763 // don't allow an upgrade from full to ephemeral 14764 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 14765 if (isEphemeral && !oldIsEphemeral) { 14766 // can't downgrade from full to ephemeral 14767 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 14768 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14769 return; 14770 } 14771 14772 // verify signatures are valid 14773 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14774 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 14775 if (!checkUpgradeKeySetLP(ps, pkg)) { 14776 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14777 "New package not signed by keys specified by upgrade-keysets: " 14778 + pkgName); 14779 return; 14780 } 14781 } else { 14782 // default to original signature matching 14783 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 14784 != PackageManager.SIGNATURE_MATCH) { 14785 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14786 "New package has a different signature: " + pkgName); 14787 return; 14788 } 14789 } 14790 14791 // don't allow a system upgrade unless the upgrade hash matches 14792 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 14793 byte[] digestBytes = null; 14794 try { 14795 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 14796 updateDigest(digest, new File(pkg.baseCodePath)); 14797 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 14798 for (String path : pkg.splitCodePaths) { 14799 updateDigest(digest, new File(path)); 14800 } 14801 } 14802 digestBytes = digest.digest(); 14803 } catch (NoSuchAlgorithmException | IOException e) { 14804 res.setError(INSTALL_FAILED_INVALID_APK, 14805 "Could not compute hash: " + pkgName); 14806 return; 14807 } 14808 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 14809 res.setError(INSTALL_FAILED_INVALID_APK, 14810 "New package fails restrict-update check: " + pkgName); 14811 return; 14812 } 14813 // retain upgrade restriction 14814 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 14815 } 14816 14817 // Check for shared user id changes 14818 String invalidPackageName = 14819 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 14820 if (invalidPackageName != null) { 14821 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 14822 "Package " + invalidPackageName + " tried to change user " 14823 + oldPackage.mSharedUserId); 14824 return; 14825 } 14826 14827 // In case of rollback, remember per-user/profile install state 14828 allUsers = sUserManager.getUserIds(); 14829 installedUsers = ps.queryInstalledUsers(allUsers, true); 14830 } 14831 14832 // Update what is removed 14833 res.removedInfo = new PackageRemovedInfo(); 14834 res.removedInfo.uid = oldPackage.applicationInfo.uid; 14835 res.removedInfo.removedPackage = oldPackage.packageName; 14836 res.removedInfo.isUpdate = true; 14837 res.removedInfo.origUsers = installedUsers; 14838 final int childCount = (oldPackage.childPackages != null) 14839 ? oldPackage.childPackages.size() : 0; 14840 for (int i = 0; i < childCount; i++) { 14841 boolean childPackageUpdated = false; 14842 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 14843 if (res.addedChildPackages != null) { 14844 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 14845 if (childRes != null) { 14846 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 14847 childRes.removedInfo.removedPackage = childPkg.packageName; 14848 childRes.removedInfo.isUpdate = true; 14849 childPackageUpdated = true; 14850 } 14851 } 14852 if (!childPackageUpdated) { 14853 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 14854 childRemovedRes.removedPackage = childPkg.packageName; 14855 childRemovedRes.isUpdate = false; 14856 childRemovedRes.dataRemoved = true; 14857 synchronized (mPackages) { 14858 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 14859 if (childPs != null) { 14860 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 14861 } 14862 } 14863 if (res.removedInfo.removedChildPackages == null) { 14864 res.removedInfo.removedChildPackages = new ArrayMap<>(); 14865 } 14866 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 14867 } 14868 } 14869 14870 boolean sysPkg = (isSystemApp(oldPackage)); 14871 if (sysPkg) { 14872 // Set the system/privileged flags as needed 14873 final boolean privileged = 14874 (oldPackage.applicationInfo.privateFlags 14875 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 14876 final int systemPolicyFlags = policyFlags 14877 | PackageParser.PARSE_IS_SYSTEM 14878 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 14879 14880 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 14881 user, allUsers, installerPackageName, res); 14882 } else { 14883 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 14884 user, allUsers, installerPackageName, res); 14885 } 14886 } 14887 14888 public List<String> getPreviousCodePaths(String packageName) { 14889 final PackageSetting ps = mSettings.mPackages.get(packageName); 14890 final List<String> result = new ArrayList<String>(); 14891 if (ps != null && ps.oldCodePaths != null) { 14892 result.addAll(ps.oldCodePaths); 14893 } 14894 return result; 14895 } 14896 14897 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 14898 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14899 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14900 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 14901 + deletedPackage); 14902 14903 String pkgName = deletedPackage.packageName; 14904 boolean deletedPkg = true; 14905 boolean addedPkg = false; 14906 boolean updatedSettings = false; 14907 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 14908 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 14909 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 14910 14911 final long origUpdateTime = (pkg.mExtras != null) 14912 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 14913 14914 // First delete the existing package while retaining the data directory 14915 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14916 res.removedInfo, true, pkg)) { 14917 // If the existing package wasn't successfully deleted 14918 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 14919 deletedPkg = false; 14920 } else { 14921 // Successfully deleted the old package; proceed with replace. 14922 14923 // If deleted package lived in a container, give users a chance to 14924 // relinquish resources before killing. 14925 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 14926 if (DEBUG_INSTALL) { 14927 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 14928 } 14929 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 14930 final ArrayList<String> pkgList = new ArrayList<String>(1); 14931 pkgList.add(deletedPackage.applicationInfo.packageName); 14932 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 14933 } 14934 14935 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14936 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14937 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14938 14939 try { 14940 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 14941 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 14942 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14943 14944 // Update the in-memory copy of the previous code paths. 14945 PackageSetting ps = mSettings.mPackages.get(pkgName); 14946 if (!killApp) { 14947 if (ps.oldCodePaths == null) { 14948 ps.oldCodePaths = new ArraySet<>(); 14949 } 14950 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 14951 if (deletedPackage.splitCodePaths != null) { 14952 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 14953 } 14954 } else { 14955 ps.oldCodePaths = null; 14956 } 14957 if (ps.childPackageNames != null) { 14958 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 14959 final String childPkgName = ps.childPackageNames.get(i); 14960 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 14961 childPs.oldCodePaths = ps.oldCodePaths; 14962 } 14963 } 14964 prepareAppDataAfterInstallLIF(newPackage); 14965 addedPkg = true; 14966 } catch (PackageManagerException e) { 14967 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14968 } 14969 } 14970 14971 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14972 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 14973 14974 // Revert all internal state mutations and added folders for the failed install 14975 if (addedPkg) { 14976 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14977 res.removedInfo, true, null); 14978 } 14979 14980 // Restore the old package 14981 if (deletedPkg) { 14982 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 14983 File restoreFile = new File(deletedPackage.codePath); 14984 // Parse old package 14985 boolean oldExternal = isExternal(deletedPackage); 14986 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 14987 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 14988 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 14989 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 14990 try { 14991 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 14992 null); 14993 } catch (PackageManagerException e) { 14994 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 14995 + e.getMessage()); 14996 return; 14997 } 14998 14999 synchronized (mPackages) { 15000 // Ensure the installer package name up to date 15001 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 15002 15003 // Update permissions for restored package 15004 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 15005 15006 mSettings.writeLPr(); 15007 } 15008 15009 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 15010 } 15011 } else { 15012 synchronized (mPackages) { 15013 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 15014 if (ps != null) { 15015 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 15016 if (res.removedInfo.removedChildPackages != null) { 15017 final int childCount = res.removedInfo.removedChildPackages.size(); 15018 // Iterate in reverse as we may modify the collection 15019 for (int i = childCount - 1; i >= 0; i--) { 15020 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 15021 if (res.addedChildPackages.containsKey(childPackageName)) { 15022 res.removedInfo.removedChildPackages.removeAt(i); 15023 } else { 15024 PackageRemovedInfo childInfo = res.removedInfo 15025 .removedChildPackages.valueAt(i); 15026 childInfo.removedForAllUsers = mPackages.get( 15027 childInfo.removedPackage) == null; 15028 } 15029 } 15030 } 15031 } 15032 } 15033 } 15034 } 15035 15036 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 15037 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15038 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 15039 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 15040 + ", old=" + deletedPackage); 15041 15042 final boolean disabledSystem; 15043 15044 // Remove existing system package 15045 removePackageLI(deletedPackage, true); 15046 15047 synchronized (mPackages) { 15048 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 15049 } 15050 if (!disabledSystem) { 15051 // We didn't need to disable the .apk as a current system package, 15052 // which means we are replacing another update that is already 15053 // installed. We need to make sure to delete the older one's .apk. 15054 res.removedInfo.args = createInstallArgsForExisting(0, 15055 deletedPackage.applicationInfo.getCodePath(), 15056 deletedPackage.applicationInfo.getResourcePath(), 15057 getAppDexInstructionSets(deletedPackage.applicationInfo)); 15058 } else { 15059 res.removedInfo.args = null; 15060 } 15061 15062 // Successfully disabled the old package. Now proceed with re-installation 15063 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15064 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15065 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15066 15067 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 15068 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 15069 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 15070 15071 PackageParser.Package newPackage = null; 15072 try { 15073 // Add the package to the internal data structures 15074 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 15075 15076 // Set the update and install times 15077 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 15078 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 15079 System.currentTimeMillis()); 15080 15081 // Update the package dynamic state if succeeded 15082 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15083 // Now that the install succeeded make sure we remove data 15084 // directories for any child package the update removed. 15085 final int deletedChildCount = (deletedPackage.childPackages != null) 15086 ? deletedPackage.childPackages.size() : 0; 15087 final int newChildCount = (newPackage.childPackages != null) 15088 ? newPackage.childPackages.size() : 0; 15089 for (int i = 0; i < deletedChildCount; i++) { 15090 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 15091 boolean childPackageDeleted = true; 15092 for (int j = 0; j < newChildCount; j++) { 15093 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 15094 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 15095 childPackageDeleted = false; 15096 break; 15097 } 15098 } 15099 if (childPackageDeleted) { 15100 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 15101 deletedChildPkg.packageName); 15102 if (ps != null && res.removedInfo.removedChildPackages != null) { 15103 PackageRemovedInfo removedChildRes = res.removedInfo 15104 .removedChildPackages.get(deletedChildPkg.packageName); 15105 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 15106 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 15107 } 15108 } 15109 } 15110 15111 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 15112 prepareAppDataAfterInstallLIF(newPackage); 15113 } 15114 } catch (PackageManagerException e) { 15115 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 15116 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15117 } 15118 15119 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 15120 // Re installation failed. Restore old information 15121 // Remove new pkg information 15122 if (newPackage != null) { 15123 removeInstalledPackageLI(newPackage, true); 15124 } 15125 // Add back the old system package 15126 try { 15127 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 15128 } catch (PackageManagerException e) { 15129 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 15130 } 15131 15132 synchronized (mPackages) { 15133 if (disabledSystem) { 15134 enableSystemPackageLPw(deletedPackage); 15135 } 15136 15137 // Ensure the installer package name up to date 15138 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 15139 15140 // Update permissions for restored package 15141 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 15142 15143 mSettings.writeLPr(); 15144 } 15145 15146 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 15147 + " after failed upgrade"); 15148 } 15149 } 15150 15151 /** 15152 * Checks whether the parent or any of the child packages have a change shared 15153 * user. For a package to be a valid update the shred users of the parent and 15154 * the children should match. We may later support changing child shared users. 15155 * @param oldPkg The updated package. 15156 * @param newPkg The update package. 15157 * @return The shared user that change between the versions. 15158 */ 15159 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 15160 PackageParser.Package newPkg) { 15161 // Check parent shared user 15162 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 15163 return newPkg.packageName; 15164 } 15165 // Check child shared users 15166 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 15167 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 15168 for (int i = 0; i < newChildCount; i++) { 15169 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 15170 // If this child was present, did it have the same shared user? 15171 for (int j = 0; j < oldChildCount; j++) { 15172 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 15173 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 15174 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 15175 return newChildPkg.packageName; 15176 } 15177 } 15178 } 15179 return null; 15180 } 15181 15182 private void removeNativeBinariesLI(PackageSetting ps) { 15183 // Remove the lib path for the parent package 15184 if (ps != null) { 15185 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 15186 // Remove the lib path for the child packages 15187 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 15188 for (int i = 0; i < childCount; i++) { 15189 PackageSetting childPs = null; 15190 synchronized (mPackages) { 15191 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 15192 } 15193 if (childPs != null) { 15194 NativeLibraryHelper.removeNativeBinariesLI(childPs 15195 .legacyNativeLibraryPathString); 15196 } 15197 } 15198 } 15199 } 15200 15201 private void enableSystemPackageLPw(PackageParser.Package pkg) { 15202 // Enable the parent package 15203 mSettings.enableSystemPackageLPw(pkg.packageName); 15204 // Enable the child packages 15205 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15206 for (int i = 0; i < childCount; i++) { 15207 PackageParser.Package childPkg = pkg.childPackages.get(i); 15208 mSettings.enableSystemPackageLPw(childPkg.packageName); 15209 } 15210 } 15211 15212 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 15213 PackageParser.Package newPkg) { 15214 // Disable the parent package (parent always replaced) 15215 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 15216 // Disable the child packages 15217 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 15218 for (int i = 0; i < childCount; i++) { 15219 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 15220 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 15221 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 15222 } 15223 return disabled; 15224 } 15225 15226 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 15227 String installerPackageName) { 15228 // Enable the parent package 15229 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 15230 // Enable the child packages 15231 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15232 for (int i = 0; i < childCount; i++) { 15233 PackageParser.Package childPkg = pkg.childPackages.get(i); 15234 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 15235 } 15236 } 15237 15238 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 15239 // Collect all used permissions in the UID 15240 ArraySet<String> usedPermissions = new ArraySet<>(); 15241 final int packageCount = su.packages.size(); 15242 for (int i = 0; i < packageCount; i++) { 15243 PackageSetting ps = su.packages.valueAt(i); 15244 if (ps.pkg == null) { 15245 continue; 15246 } 15247 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 15248 for (int j = 0; j < requestedPermCount; j++) { 15249 String permission = ps.pkg.requestedPermissions.get(j); 15250 BasePermission bp = mSettings.mPermissions.get(permission); 15251 if (bp != null) { 15252 usedPermissions.add(permission); 15253 } 15254 } 15255 } 15256 15257 PermissionsState permissionsState = su.getPermissionsState(); 15258 // Prune install permissions 15259 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 15260 final int installPermCount = installPermStates.size(); 15261 for (int i = installPermCount - 1; i >= 0; i--) { 15262 PermissionState permissionState = installPermStates.get(i); 15263 if (!usedPermissions.contains(permissionState.getName())) { 15264 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 15265 if (bp != null) { 15266 permissionsState.revokeInstallPermission(bp); 15267 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 15268 PackageManager.MASK_PERMISSION_FLAGS, 0); 15269 } 15270 } 15271 } 15272 15273 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 15274 15275 // Prune runtime permissions 15276 for (int userId : allUserIds) { 15277 List<PermissionState> runtimePermStates = permissionsState 15278 .getRuntimePermissionStates(userId); 15279 final int runtimePermCount = runtimePermStates.size(); 15280 for (int i = runtimePermCount - 1; i >= 0; i--) { 15281 PermissionState permissionState = runtimePermStates.get(i); 15282 if (!usedPermissions.contains(permissionState.getName())) { 15283 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 15284 if (bp != null) { 15285 permissionsState.revokeRuntimePermission(bp, userId); 15286 permissionsState.updatePermissionFlags(bp, userId, 15287 PackageManager.MASK_PERMISSION_FLAGS, 0); 15288 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 15289 runtimePermissionChangedUserIds, userId); 15290 } 15291 } 15292 } 15293 } 15294 15295 return runtimePermissionChangedUserIds; 15296 } 15297 15298 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 15299 int[] allUsers, PackageInstalledInfo res, UserHandle user) { 15300 // Update the parent package setting 15301 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 15302 res, user); 15303 // Update the child packages setting 15304 final int childCount = (newPackage.childPackages != null) 15305 ? newPackage.childPackages.size() : 0; 15306 for (int i = 0; i < childCount; i++) { 15307 PackageParser.Package childPackage = newPackage.childPackages.get(i); 15308 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 15309 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 15310 childRes.origUsers, childRes, user); 15311 } 15312 } 15313 15314 private void updateSettingsInternalLI(PackageParser.Package newPackage, 15315 String installerPackageName, int[] allUsers, int[] installedForUsers, 15316 PackageInstalledInfo res, UserHandle user) { 15317 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 15318 15319 String pkgName = newPackage.packageName; 15320 synchronized (mPackages) { 15321 //write settings. the installStatus will be incomplete at this stage. 15322 //note that the new package setting would have already been 15323 //added to mPackages. It hasn't been persisted yet. 15324 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 15325 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 15326 mSettings.writeLPr(); 15327 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15328 } 15329 15330 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 15331 synchronized (mPackages) { 15332 updatePermissionsLPw(newPackage.packageName, newPackage, 15333 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 15334 ? UPDATE_PERMISSIONS_ALL : 0)); 15335 // For system-bundled packages, we assume that installing an upgraded version 15336 // of the package implies that the user actually wants to run that new code, 15337 // so we enable the package. 15338 PackageSetting ps = mSettings.mPackages.get(pkgName); 15339 final int userId = user.getIdentifier(); 15340 if (ps != null) { 15341 if (isSystemApp(newPackage)) { 15342 if (DEBUG_INSTALL) { 15343 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 15344 } 15345 // Enable system package for requested users 15346 if (res.origUsers != null) { 15347 for (int origUserId : res.origUsers) { 15348 if (userId == UserHandle.USER_ALL || userId == origUserId) { 15349 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 15350 origUserId, installerPackageName); 15351 } 15352 } 15353 } 15354 // Also convey the prior install/uninstall state 15355 if (allUsers != null && installedForUsers != null) { 15356 for (int currentUserId : allUsers) { 15357 final boolean installed = ArrayUtils.contains( 15358 installedForUsers, currentUserId); 15359 if (DEBUG_INSTALL) { 15360 Slog.d(TAG, " user " + currentUserId + " => " + installed); 15361 } 15362 ps.setInstalled(installed, currentUserId); 15363 } 15364 // these install state changes will be persisted in the 15365 // upcoming call to mSettings.writeLPr(). 15366 } 15367 } 15368 // It's implied that when a user requests installation, they want the app to be 15369 // installed and enabled. 15370 if (userId != UserHandle.USER_ALL) { 15371 ps.setInstalled(true, userId); 15372 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 15373 } 15374 } 15375 res.name = pkgName; 15376 res.uid = newPackage.applicationInfo.uid; 15377 res.pkg = newPackage; 15378 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 15379 mSettings.setInstallerPackageName(pkgName, installerPackageName); 15380 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 15381 //to update install status 15382 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 15383 mSettings.writeLPr(); 15384 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15385 } 15386 15387 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15388 } 15389 15390 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 15391 try { 15392 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 15393 installPackageLI(args, res); 15394 } finally { 15395 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15396 } 15397 } 15398 15399 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 15400 final int installFlags = args.installFlags; 15401 final String installerPackageName = args.installerPackageName; 15402 final String volumeUuid = args.volumeUuid; 15403 final File tmpPackageFile = new File(args.getCodePath()); 15404 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 15405 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 15406 || (args.volumeUuid != null)); 15407 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 15408 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 15409 boolean replace = false; 15410 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 15411 if (args.move != null) { 15412 // moving a complete application; perform an initial scan on the new install location 15413 scanFlags |= SCAN_INITIAL; 15414 } 15415 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 15416 scanFlags |= SCAN_DONT_KILL_APP; 15417 } 15418 15419 // Result object to be returned 15420 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 15421 15422 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 15423 15424 // Sanity check 15425 if (ephemeral && (forwardLocked || onExternal)) { 15426 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 15427 + " external=" + onExternal); 15428 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 15429 return; 15430 } 15431 15432 // Retrieve PackageSettings and parse package 15433 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 15434 | PackageParser.PARSE_ENFORCE_CODE 15435 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 15436 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 15437 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 15438 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 15439 PackageParser pp = new PackageParser(); 15440 pp.setSeparateProcesses(mSeparateProcesses); 15441 pp.setDisplayMetrics(mMetrics); 15442 15443 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 15444 final PackageParser.Package pkg; 15445 try { 15446 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 15447 } catch (PackageParserException e) { 15448 res.setError("Failed parse during installPackageLI", e); 15449 return; 15450 } finally { 15451 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15452 } 15453 15454 // If we are installing a clustered package add results for the children 15455 if (pkg.childPackages != null) { 15456 synchronized (mPackages) { 15457 final int childCount = pkg.childPackages.size(); 15458 for (int i = 0; i < childCount; i++) { 15459 PackageParser.Package childPkg = pkg.childPackages.get(i); 15460 PackageInstalledInfo childRes = new PackageInstalledInfo(); 15461 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 15462 childRes.pkg = childPkg; 15463 childRes.name = childPkg.packageName; 15464 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15465 if (childPs != null) { 15466 childRes.origUsers = childPs.queryInstalledUsers( 15467 sUserManager.getUserIds(), true); 15468 } 15469 if ((mPackages.containsKey(childPkg.packageName))) { 15470 childRes.removedInfo = new PackageRemovedInfo(); 15471 childRes.removedInfo.removedPackage = childPkg.packageName; 15472 } 15473 if (res.addedChildPackages == null) { 15474 res.addedChildPackages = new ArrayMap<>(); 15475 } 15476 res.addedChildPackages.put(childPkg.packageName, childRes); 15477 } 15478 } 15479 } 15480 15481 // If package doesn't declare API override, mark that we have an install 15482 // time CPU ABI override. 15483 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 15484 pkg.cpuAbiOverride = args.abiOverride; 15485 } 15486 15487 String pkgName = res.name = pkg.packageName; 15488 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 15489 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 15490 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 15491 return; 15492 } 15493 } 15494 15495 try { 15496 // either use what we've been given or parse directly from the APK 15497 if (args.certificates != null) { 15498 try { 15499 PackageParser.populateCertificates(pkg, args.certificates); 15500 } catch (PackageParserException e) { 15501 // there was something wrong with the certificates we were given; 15502 // try to pull them from the APK 15503 PackageParser.collectCertificates(pkg, parseFlags); 15504 } 15505 } else { 15506 PackageParser.collectCertificates(pkg, parseFlags); 15507 } 15508 } catch (PackageParserException e) { 15509 res.setError("Failed collect during installPackageLI", e); 15510 return; 15511 } 15512 15513 // Get rid of all references to package scan path via parser. 15514 pp = null; 15515 String oldCodePath = null; 15516 boolean systemApp = false; 15517 synchronized (mPackages) { 15518 // Check if installing already existing package 15519 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15520 String oldName = mSettings.getRenamedPackageLPr(pkgName); 15521 if (pkg.mOriginalPackages != null 15522 && pkg.mOriginalPackages.contains(oldName) 15523 && mPackages.containsKey(oldName)) { 15524 // This package is derived from an original package, 15525 // and this device has been updating from that original 15526 // name. We must continue using the original name, so 15527 // rename the new package here. 15528 pkg.setPackageName(oldName); 15529 pkgName = pkg.packageName; 15530 replace = true; 15531 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 15532 + oldName + " pkgName=" + pkgName); 15533 } else if (mPackages.containsKey(pkgName)) { 15534 // This package, under its official name, already exists 15535 // on the device; we should replace it. 15536 replace = true; 15537 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 15538 } 15539 15540 // Child packages are installed through the parent package 15541 if (pkg.parentPackage != null) { 15542 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15543 "Package " + pkg.packageName + " is child of package " 15544 + pkg.parentPackage.parentPackage + ". Child packages " 15545 + "can be updated only through the parent package."); 15546 return; 15547 } 15548 15549 if (replace) { 15550 // Prevent apps opting out from runtime permissions 15551 PackageParser.Package oldPackage = mPackages.get(pkgName); 15552 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 15553 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 15554 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 15555 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 15556 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 15557 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 15558 + " doesn't support runtime permissions but the old" 15559 + " target SDK " + oldTargetSdk + " does."); 15560 return; 15561 } 15562 15563 // Prevent installing of child packages 15564 if (oldPackage.parentPackage != null) { 15565 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15566 "Package " + pkg.packageName + " is child of package " 15567 + oldPackage.parentPackage + ". Child packages " 15568 + "can be updated only through the parent package."); 15569 return; 15570 } 15571 } 15572 } 15573 15574 PackageSetting ps = mSettings.mPackages.get(pkgName); 15575 if (ps != null) { 15576 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 15577 15578 // Quick sanity check that we're signed correctly if updating; 15579 // we'll check this again later when scanning, but we want to 15580 // bail early here before tripping over redefined permissions. 15581 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15582 if (!checkUpgradeKeySetLP(ps, pkg)) { 15583 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 15584 + pkg.packageName + " upgrade keys do not match the " 15585 + "previously installed version"); 15586 return; 15587 } 15588 } else { 15589 try { 15590 verifySignaturesLP(ps, pkg); 15591 } catch (PackageManagerException e) { 15592 res.setError(e.error, e.getMessage()); 15593 return; 15594 } 15595 } 15596 15597 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 15598 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 15599 systemApp = (ps.pkg.applicationInfo.flags & 15600 ApplicationInfo.FLAG_SYSTEM) != 0; 15601 } 15602 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15603 } 15604 15605 // Check whether the newly-scanned package wants to define an already-defined perm 15606 int N = pkg.permissions.size(); 15607 for (int i = N-1; i >= 0; i--) { 15608 PackageParser.Permission perm = pkg.permissions.get(i); 15609 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 15610 if (bp != null) { 15611 // If the defining package is signed with our cert, it's okay. This 15612 // also includes the "updating the same package" case, of course. 15613 // "updating same package" could also involve key-rotation. 15614 final boolean sigsOk; 15615 if (bp.sourcePackage.equals(pkg.packageName) 15616 && (bp.packageSetting instanceof PackageSetting) 15617 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 15618 scanFlags))) { 15619 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 15620 } else { 15621 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 15622 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 15623 } 15624 if (!sigsOk) { 15625 // If the owning package is the system itself, we log but allow 15626 // install to proceed; we fail the install on all other permission 15627 // redefinitions. 15628 if (!bp.sourcePackage.equals("android")) { 15629 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 15630 + pkg.packageName + " attempting to redeclare permission " 15631 + perm.info.name + " already owned by " + bp.sourcePackage); 15632 res.origPermission = perm.info.name; 15633 res.origPackage = bp.sourcePackage; 15634 return; 15635 } else { 15636 Slog.w(TAG, "Package " + pkg.packageName 15637 + " attempting to redeclare system permission " 15638 + perm.info.name + "; ignoring new declaration"); 15639 pkg.permissions.remove(i); 15640 } 15641 } 15642 } 15643 } 15644 } 15645 15646 if (systemApp) { 15647 if (onExternal) { 15648 // Abort update; system app can't be replaced with app on sdcard 15649 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 15650 "Cannot install updates to system apps on sdcard"); 15651 return; 15652 } else if (ephemeral) { 15653 // Abort update; system app can't be replaced with an ephemeral app 15654 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 15655 "Cannot update a system app with an ephemeral app"); 15656 return; 15657 } 15658 } 15659 15660 if (args.move != null) { 15661 // We did an in-place move, so dex is ready to roll 15662 scanFlags |= SCAN_NO_DEX; 15663 scanFlags |= SCAN_MOVE; 15664 15665 synchronized (mPackages) { 15666 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15667 if (ps == null) { 15668 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 15669 "Missing settings for moved package " + pkgName); 15670 } 15671 15672 // We moved the entire application as-is, so bring over the 15673 // previously derived ABI information. 15674 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 15675 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 15676 } 15677 15678 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 15679 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 15680 scanFlags |= SCAN_NO_DEX; 15681 15682 try { 15683 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 15684 args.abiOverride : pkg.cpuAbiOverride); 15685 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 15686 true /*extractLibs*/, mAppLib32InstallDir); 15687 } catch (PackageManagerException pme) { 15688 Slog.e(TAG, "Error deriving application ABI", pme); 15689 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 15690 return; 15691 } 15692 15693 // Shared libraries for the package need to be updated. 15694 synchronized (mPackages) { 15695 try { 15696 updateSharedLibrariesLPr(pkg, null); 15697 } catch (PackageManagerException e) { 15698 Slog.e(TAG, "updateSharedLibrariesLPw failed: " + e.getMessage()); 15699 } 15700 } 15701 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 15702 // Do not run PackageDexOptimizer through the local performDexOpt 15703 // method because `pkg` may not be in `mPackages` yet. 15704 // 15705 // Also, don't fail application installs if the dexopt step fails. 15706 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 15707 null /* instructionSets */, false /* checkProfiles */, 15708 getCompilerFilterForReason(REASON_INSTALL), 15709 getOrCreateCompilerPackageStats(pkg)); 15710 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15711 15712 // Notify BackgroundDexOptService that the package has been changed. 15713 // If this is an update of a package which used to fail to compile, 15714 // BDOS will remove it from its blacklist. 15715 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 15716 } 15717 15718 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 15719 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 15720 return; 15721 } 15722 15723 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 15724 15725 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 15726 "installPackageLI")) { 15727 if (replace) { 15728 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 15729 installerPackageName, res); 15730 } else { 15731 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 15732 args.user, installerPackageName, volumeUuid, res); 15733 } 15734 } 15735 synchronized (mPackages) { 15736 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15737 if (ps != null) { 15738 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15739 } 15740 15741 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15742 for (int i = 0; i < childCount; i++) { 15743 PackageParser.Package childPkg = pkg.childPackages.get(i); 15744 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15745 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15746 if (childPs != null) { 15747 childRes.newUsers = childPs.queryInstalledUsers( 15748 sUserManager.getUserIds(), true); 15749 } 15750 } 15751 } 15752 } 15753 15754 private void startIntentFilterVerifications(int userId, boolean replacing, 15755 PackageParser.Package pkg) { 15756 if (mIntentFilterVerifierComponent == null) { 15757 Slog.w(TAG, "No IntentFilter verification will not be done as " 15758 + "there is no IntentFilterVerifier available!"); 15759 return; 15760 } 15761 15762 final int verifierUid = getPackageUid( 15763 mIntentFilterVerifierComponent.getPackageName(), 15764 MATCH_DEBUG_TRIAGED_MISSING, 15765 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 15766 15767 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15768 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 15769 mHandler.sendMessage(msg); 15770 15771 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15772 for (int i = 0; i < childCount; i++) { 15773 PackageParser.Package childPkg = pkg.childPackages.get(i); 15774 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15775 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 15776 mHandler.sendMessage(msg); 15777 } 15778 } 15779 15780 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 15781 PackageParser.Package pkg) { 15782 int size = pkg.activities.size(); 15783 if (size == 0) { 15784 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15785 "No activity, so no need to verify any IntentFilter!"); 15786 return; 15787 } 15788 15789 final boolean hasDomainURLs = hasDomainURLs(pkg); 15790 if (!hasDomainURLs) { 15791 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15792 "No domain URLs, so no need to verify any IntentFilter!"); 15793 return; 15794 } 15795 15796 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 15797 + " if any IntentFilter from the " + size 15798 + " Activities needs verification ..."); 15799 15800 int count = 0; 15801 final String packageName = pkg.packageName; 15802 15803 synchronized (mPackages) { 15804 // If this is a new install and we see that we've already run verification for this 15805 // package, we have nothing to do: it means the state was restored from backup. 15806 if (!replacing) { 15807 IntentFilterVerificationInfo ivi = 15808 mSettings.getIntentFilterVerificationLPr(packageName); 15809 if (ivi != null) { 15810 if (DEBUG_DOMAIN_VERIFICATION) { 15811 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 15812 + ivi.getStatusString()); 15813 } 15814 return; 15815 } 15816 } 15817 15818 // If any filters need to be verified, then all need to be. 15819 boolean needToVerify = false; 15820 for (PackageParser.Activity a : pkg.activities) { 15821 for (ActivityIntentInfo filter : a.intents) { 15822 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 15823 if (DEBUG_DOMAIN_VERIFICATION) { 15824 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 15825 } 15826 needToVerify = true; 15827 break; 15828 } 15829 } 15830 } 15831 15832 if (needToVerify) { 15833 final int verificationId = mIntentFilterVerificationToken++; 15834 for (PackageParser.Activity a : pkg.activities) { 15835 for (ActivityIntentInfo filter : a.intents) { 15836 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 15837 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15838 "Verification needed for IntentFilter:" + filter.toString()); 15839 mIntentFilterVerifier.addOneIntentFilterVerification( 15840 verifierUid, userId, verificationId, filter, packageName); 15841 count++; 15842 } 15843 } 15844 } 15845 } 15846 } 15847 15848 if (count > 0) { 15849 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 15850 + " IntentFilter verification" + (count > 1 ? "s" : "") 15851 + " for userId:" + userId); 15852 mIntentFilterVerifier.startVerifications(userId); 15853 } else { 15854 if (DEBUG_DOMAIN_VERIFICATION) { 15855 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 15856 } 15857 } 15858 } 15859 15860 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 15861 final ComponentName cn = filter.activity.getComponentName(); 15862 final String packageName = cn.getPackageName(); 15863 15864 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 15865 packageName); 15866 if (ivi == null) { 15867 return true; 15868 } 15869 int status = ivi.getStatus(); 15870 switch (status) { 15871 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 15872 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 15873 return true; 15874 15875 default: 15876 // Nothing to do 15877 return false; 15878 } 15879 } 15880 15881 private static boolean isMultiArch(ApplicationInfo info) { 15882 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 15883 } 15884 15885 private static boolean isExternal(PackageParser.Package pkg) { 15886 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15887 } 15888 15889 private static boolean isExternal(PackageSetting ps) { 15890 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15891 } 15892 15893 private static boolean isEphemeral(PackageParser.Package pkg) { 15894 return pkg.applicationInfo.isEphemeralApp(); 15895 } 15896 15897 private static boolean isEphemeral(PackageSetting ps) { 15898 return ps.pkg != null && isEphemeral(ps.pkg); 15899 } 15900 15901 private static boolean isSystemApp(PackageParser.Package pkg) { 15902 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 15903 } 15904 15905 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 15906 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15907 } 15908 15909 private static boolean hasDomainURLs(PackageParser.Package pkg) { 15910 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 15911 } 15912 15913 private static boolean isSystemApp(PackageSetting ps) { 15914 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 15915 } 15916 15917 private static boolean isUpdatedSystemApp(PackageSetting ps) { 15918 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 15919 } 15920 15921 private int packageFlagsToInstallFlags(PackageSetting ps) { 15922 int installFlags = 0; 15923 if (isEphemeral(ps)) { 15924 installFlags |= PackageManager.INSTALL_EPHEMERAL; 15925 } 15926 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 15927 // This existing package was an external ASEC install when we have 15928 // the external flag without a UUID 15929 installFlags |= PackageManager.INSTALL_EXTERNAL; 15930 } 15931 if (ps.isForwardLocked()) { 15932 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 15933 } 15934 return installFlags; 15935 } 15936 15937 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 15938 if (isExternal(pkg)) { 15939 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15940 return StorageManager.UUID_PRIMARY_PHYSICAL; 15941 } else { 15942 return pkg.volumeUuid; 15943 } 15944 } else { 15945 return StorageManager.UUID_PRIVATE_INTERNAL; 15946 } 15947 } 15948 15949 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 15950 if (isExternal(pkg)) { 15951 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15952 return mSettings.getExternalVersion(); 15953 } else { 15954 return mSettings.findOrCreateVersion(pkg.volumeUuid); 15955 } 15956 } else { 15957 return mSettings.getInternalVersion(); 15958 } 15959 } 15960 15961 private void deleteTempPackageFiles() { 15962 final FilenameFilter filter = new FilenameFilter() { 15963 public boolean accept(File dir, String name) { 15964 return name.startsWith("vmdl") && name.endsWith(".tmp"); 15965 } 15966 }; 15967 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 15968 file.delete(); 15969 } 15970 } 15971 15972 @Override 15973 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 15974 int flags) { 15975 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 15976 flags); 15977 } 15978 15979 @Override 15980 public void deletePackage(final String packageName, 15981 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 15982 mContext.enforceCallingOrSelfPermission( 15983 android.Manifest.permission.DELETE_PACKAGES, null); 15984 Preconditions.checkNotNull(packageName); 15985 Preconditions.checkNotNull(observer); 15986 final int uid = Binder.getCallingUid(); 15987 if (!isOrphaned(packageName) 15988 && !isCallerAllowedToSilentlyUninstall(uid, packageName)) { 15989 try { 15990 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 15991 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 15992 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 15993 observer.onUserActionRequired(intent); 15994 } catch (RemoteException re) { 15995 } 15996 return; 15997 } 15998 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 15999 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 16000 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 16001 mContext.enforceCallingOrSelfPermission( 16002 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 16003 "deletePackage for user " + userId); 16004 } 16005 16006 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 16007 try { 16008 observer.onPackageDeleted(packageName, 16009 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 16010 } catch (RemoteException re) { 16011 } 16012 return; 16013 } 16014 16015 if (!deleteAllUsers && getBlockUninstallForUser(packageName, userId)) { 16016 try { 16017 observer.onPackageDeleted(packageName, 16018 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 16019 } catch (RemoteException re) { 16020 } 16021 return; 16022 } 16023 16024 if (DEBUG_REMOVE) { 16025 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId 16026 + " deleteAllUsers: " + deleteAllUsers ); 16027 } 16028 // Queue up an async operation since the package deletion may take a little while. 16029 mHandler.post(new Runnable() { 16030 public void run() { 16031 mHandler.removeCallbacks(this); 16032 int returnCode; 16033 if (!deleteAllUsers) { 16034 returnCode = deletePackageX(packageName, userId, deleteFlags); 16035 } else { 16036 int[] blockUninstallUserIds = getBlockUninstallForUsers(packageName, users); 16037 // If nobody is blocking uninstall, proceed with delete for all users 16038 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 16039 returnCode = deletePackageX(packageName, userId, deleteFlags); 16040 } else { 16041 // Otherwise uninstall individually for users with blockUninstalls=false 16042 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 16043 for (int userId : users) { 16044 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 16045 returnCode = deletePackageX(packageName, userId, userFlags); 16046 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 16047 Slog.w(TAG, "Package delete failed for user " + userId 16048 + ", returnCode " + returnCode); 16049 } 16050 } 16051 } 16052 // The app has only been marked uninstalled for certain users. 16053 // We still need to report that delete was blocked 16054 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 16055 } 16056 } 16057 try { 16058 observer.onPackageDeleted(packageName, returnCode, null); 16059 } catch (RemoteException e) { 16060 Log.i(TAG, "Observer no longer exists."); 16061 } //end catch 16062 } //end run 16063 }); 16064 } 16065 16066 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 16067 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 16068 || callingUid == Process.SYSTEM_UID) { 16069 return true; 16070 } 16071 final int callingUserId = UserHandle.getUserId(callingUid); 16072 // If the caller installed the pkgName, then allow it to silently uninstall. 16073 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 16074 return true; 16075 } 16076 16077 // Allow package verifier to silently uninstall. 16078 if (mRequiredVerifierPackage != null && 16079 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 16080 return true; 16081 } 16082 16083 // Allow package uninstaller to silently uninstall. 16084 if (mRequiredUninstallerPackage != null && 16085 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 16086 return true; 16087 } 16088 16089 // Allow storage manager to silently uninstall. 16090 if (mStorageManagerPackage != null && 16091 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 16092 return true; 16093 } 16094 return false; 16095 } 16096 16097 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 16098 int[] result = EMPTY_INT_ARRAY; 16099 for (int userId : userIds) { 16100 if (getBlockUninstallForUser(packageName, userId)) { 16101 result = ArrayUtils.appendInt(result, userId); 16102 } 16103 } 16104 return result; 16105 } 16106 16107 @Override 16108 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 16109 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 16110 } 16111 16112 private boolean isPackageDeviceAdmin(String packageName, int userId) { 16113 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 16114 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 16115 try { 16116 if (dpm != null) { 16117 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 16118 /* callingUserOnly =*/ false); 16119 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 16120 : deviceOwnerComponentName.getPackageName(); 16121 // Does the package contains the device owner? 16122 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 16123 // this check is probably not needed, since DO should be registered as a device 16124 // admin on some user too. (Original bug for this: b/17657954) 16125 if (packageName.equals(deviceOwnerPackageName)) { 16126 return true; 16127 } 16128 // Does it contain a device admin for any user? 16129 int[] users; 16130 if (userId == UserHandle.USER_ALL) { 16131 users = sUserManager.getUserIds(); 16132 } else { 16133 users = new int[]{userId}; 16134 } 16135 for (int i = 0; i < users.length; ++i) { 16136 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 16137 return true; 16138 } 16139 } 16140 } 16141 } catch (RemoteException e) { 16142 } 16143 return false; 16144 } 16145 16146 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 16147 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 16148 } 16149 16150 /** 16151 * This method is an internal method that could be get invoked either 16152 * to delete an installed package or to clean up a failed installation. 16153 * After deleting an installed package, a broadcast is sent to notify any 16154 * listeners that the package has been removed. For cleaning up a failed 16155 * installation, the broadcast is not necessary since the package's 16156 * installation wouldn't have sent the initial broadcast either 16157 * The key steps in deleting a package are 16158 * deleting the package information in internal structures like mPackages, 16159 * deleting the packages base directories through installd 16160 * updating mSettings to reflect current status 16161 * persisting settings for later use 16162 * sending a broadcast if necessary 16163 */ 16164 private int deletePackageX(String packageName, int userId, int deleteFlags) { 16165 final PackageRemovedInfo info = new PackageRemovedInfo(); 16166 final boolean res; 16167 16168 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 16169 ? UserHandle.USER_ALL : userId; 16170 16171 if (isPackageDeviceAdmin(packageName, removeUser)) { 16172 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 16173 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 16174 } 16175 16176 PackageSetting uninstalledPs = null; 16177 16178 // for the uninstall-updates case and restricted profiles, remember the per- 16179 // user handle installed state 16180 int[] allUsers; 16181 synchronized (mPackages) { 16182 uninstalledPs = mSettings.mPackages.get(packageName); 16183 if (uninstalledPs == null) { 16184 Slog.w(TAG, "Not removing non-existent package " + packageName); 16185 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 16186 } 16187 allUsers = sUserManager.getUserIds(); 16188 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 16189 } 16190 16191 final int freezeUser; 16192 if (isUpdatedSystemApp(uninstalledPs) 16193 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 16194 // We're downgrading a system app, which will apply to all users, so 16195 // freeze them all during the downgrade 16196 freezeUser = UserHandle.USER_ALL; 16197 } else { 16198 freezeUser = removeUser; 16199 } 16200 16201 synchronized (mInstallLock) { 16202 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 16203 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 16204 deleteFlags, "deletePackageX")) { 16205 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 16206 deleteFlags | REMOVE_CHATTY, info, true, null); 16207 } 16208 synchronized (mPackages) { 16209 if (res) { 16210 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 16211 } 16212 } 16213 } 16214 16215 if (res) { 16216 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 16217 info.sendPackageRemovedBroadcasts(killApp); 16218 info.sendSystemPackageUpdatedBroadcasts(); 16219 info.sendSystemPackageAppearedBroadcasts(); 16220 } 16221 // Force a gc here. 16222 Runtime.getRuntime().gc(); 16223 // Delete the resources here after sending the broadcast to let 16224 // other processes clean up before deleting resources. 16225 if (info.args != null) { 16226 synchronized (mInstallLock) { 16227 info.args.doPostDeleteLI(true); 16228 } 16229 } 16230 16231 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 16232 } 16233 16234 class PackageRemovedInfo { 16235 String removedPackage; 16236 int uid = -1; 16237 int removedAppId = -1; 16238 int[] origUsers; 16239 int[] removedUsers = null; 16240 boolean isRemovedPackageSystemUpdate = false; 16241 boolean isUpdate; 16242 boolean dataRemoved; 16243 boolean removedForAllUsers; 16244 // Clean up resources deleted packages. 16245 InstallArgs args = null; 16246 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 16247 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 16248 16249 void sendPackageRemovedBroadcasts(boolean killApp) { 16250 sendPackageRemovedBroadcastInternal(killApp); 16251 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 16252 for (int i = 0; i < childCount; i++) { 16253 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 16254 childInfo.sendPackageRemovedBroadcastInternal(killApp); 16255 } 16256 } 16257 16258 void sendSystemPackageUpdatedBroadcasts() { 16259 if (isRemovedPackageSystemUpdate) { 16260 sendSystemPackageUpdatedBroadcastsInternal(); 16261 final int childCount = (removedChildPackages != null) 16262 ? removedChildPackages.size() : 0; 16263 for (int i = 0; i < childCount; i++) { 16264 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 16265 if (childInfo.isRemovedPackageSystemUpdate) { 16266 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 16267 } 16268 } 16269 } 16270 } 16271 16272 void sendSystemPackageAppearedBroadcasts() { 16273 final int packageCount = (appearedChildPackages != null) 16274 ? appearedChildPackages.size() : 0; 16275 for (int i = 0; i < packageCount; i++) { 16276 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 16277 sendPackageAddedForNewUsers(installedInfo.name, true, 16278 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 16279 } 16280 } 16281 16282 private void sendSystemPackageUpdatedBroadcastsInternal() { 16283 Bundle extras = new Bundle(2); 16284 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 16285 extras.putBoolean(Intent.EXTRA_REPLACING, true); 16286 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 16287 extras, 0, null, null, null); 16288 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 16289 extras, 0, null, null, null); 16290 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 16291 null, 0, removedPackage, null, null); 16292 } 16293 16294 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 16295 Bundle extras = new Bundle(2); 16296 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 16297 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 16298 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 16299 if (isUpdate || isRemovedPackageSystemUpdate) { 16300 extras.putBoolean(Intent.EXTRA_REPLACING, true); 16301 } 16302 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 16303 if (removedPackage != null) { 16304 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 16305 extras, 0, null, null, removedUsers); 16306 if (dataRemoved && !isRemovedPackageSystemUpdate) { 16307 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 16308 removedPackage, extras, 0, null, null, removedUsers); 16309 } 16310 } 16311 if (removedAppId >= 0) { 16312 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 16313 removedUsers); 16314 } 16315 } 16316 } 16317 16318 /* 16319 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 16320 * flag is not set, the data directory is removed as well. 16321 * make sure this flag is set for partially installed apps. If not its meaningless to 16322 * delete a partially installed application. 16323 */ 16324 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 16325 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 16326 String packageName = ps.name; 16327 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 16328 // Retrieve object to delete permissions for shared user later on 16329 final PackageParser.Package deletedPkg; 16330 final PackageSetting deletedPs; 16331 // reader 16332 synchronized (mPackages) { 16333 deletedPkg = mPackages.get(packageName); 16334 deletedPs = mSettings.mPackages.get(packageName); 16335 if (outInfo != null) { 16336 outInfo.removedPackage = packageName; 16337 outInfo.removedUsers = deletedPs != null 16338 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 16339 : null; 16340 } 16341 } 16342 16343 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 16344 16345 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 16346 final PackageParser.Package resolvedPkg; 16347 if (deletedPkg != null) { 16348 resolvedPkg = deletedPkg; 16349 } else { 16350 // We don't have a parsed package when it lives on an ejected 16351 // adopted storage device, so fake something together 16352 resolvedPkg = new PackageParser.Package(ps.name); 16353 resolvedPkg.setVolumeUuid(ps.volumeUuid); 16354 } 16355 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 16356 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16357 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 16358 if (outInfo != null) { 16359 outInfo.dataRemoved = true; 16360 } 16361 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 16362 } 16363 16364 // writer 16365 synchronized (mPackages) { 16366 if (deletedPs != null) { 16367 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 16368 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 16369 clearDefaultBrowserIfNeeded(packageName); 16370 if (outInfo != null) { 16371 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 16372 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 16373 } 16374 updatePermissionsLPw(deletedPs.name, null, 0); 16375 if (deletedPs.sharedUser != null) { 16376 // Remove permissions associated with package. Since runtime 16377 // permissions are per user we have to kill the removed package 16378 // or packages running under the shared user of the removed 16379 // package if revoking the permissions requested only by the removed 16380 // package is successful and this causes a change in gids. 16381 for (int userId : UserManagerService.getInstance().getUserIds()) { 16382 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 16383 userId); 16384 if (userIdToKill == UserHandle.USER_ALL 16385 || userIdToKill >= UserHandle.USER_SYSTEM) { 16386 // If gids changed for this user, kill all affected packages. 16387 mHandler.post(new Runnable() { 16388 @Override 16389 public void run() { 16390 // This has to happen with no lock held. 16391 killApplication(deletedPs.name, deletedPs.appId, 16392 KILL_APP_REASON_GIDS_CHANGED); 16393 } 16394 }); 16395 break; 16396 } 16397 } 16398 } 16399 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 16400 } 16401 // make sure to preserve per-user disabled state if this removal was just 16402 // a downgrade of a system app to the factory package 16403 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 16404 if (DEBUG_REMOVE) { 16405 Slog.d(TAG, "Propagating install state across downgrade"); 16406 } 16407 for (int userId : allUserHandles) { 16408 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 16409 if (DEBUG_REMOVE) { 16410 Slog.d(TAG, " user " + userId + " => " + installed); 16411 } 16412 ps.setInstalled(installed, userId); 16413 } 16414 } 16415 } 16416 // can downgrade to reader 16417 if (writeSettings) { 16418 // Save settings now 16419 mSettings.writeLPr(); 16420 } 16421 } 16422 if (outInfo != null) { 16423 // A user ID was deleted here. Go through all users and remove it 16424 // from KeyStore. 16425 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 16426 } 16427 } 16428 16429 static boolean locationIsPrivileged(File path) { 16430 try { 16431 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 16432 .getCanonicalPath(); 16433 return path.getCanonicalPath().startsWith(privilegedAppDir); 16434 } catch (IOException e) { 16435 Slog.e(TAG, "Unable to access code path " + path); 16436 } 16437 return false; 16438 } 16439 16440 /* 16441 * Tries to delete system package. 16442 */ 16443 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 16444 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 16445 boolean writeSettings) { 16446 if (deletedPs.parentPackageName != null) { 16447 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 16448 return false; 16449 } 16450 16451 final boolean applyUserRestrictions 16452 = (allUserHandles != null) && (outInfo.origUsers != null); 16453 final PackageSetting disabledPs; 16454 // Confirm if the system package has been updated 16455 // An updated system app can be deleted. This will also have to restore 16456 // the system pkg from system partition 16457 // reader 16458 synchronized (mPackages) { 16459 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 16460 } 16461 16462 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 16463 + " disabledPs=" + disabledPs); 16464 16465 if (disabledPs == null) { 16466 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 16467 return false; 16468 } else if (DEBUG_REMOVE) { 16469 Slog.d(TAG, "Deleting system pkg from data partition"); 16470 } 16471 16472 if (DEBUG_REMOVE) { 16473 if (applyUserRestrictions) { 16474 Slog.d(TAG, "Remembering install states:"); 16475 for (int userId : allUserHandles) { 16476 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 16477 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 16478 } 16479 } 16480 } 16481 16482 // Delete the updated package 16483 outInfo.isRemovedPackageSystemUpdate = true; 16484 if (outInfo.removedChildPackages != null) { 16485 final int childCount = (deletedPs.childPackageNames != null) 16486 ? deletedPs.childPackageNames.size() : 0; 16487 for (int i = 0; i < childCount; i++) { 16488 String childPackageName = deletedPs.childPackageNames.get(i); 16489 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 16490 .contains(childPackageName)) { 16491 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 16492 childPackageName); 16493 if (childInfo != null) { 16494 childInfo.isRemovedPackageSystemUpdate = true; 16495 } 16496 } 16497 } 16498 } 16499 16500 if (disabledPs.versionCode < deletedPs.versionCode) { 16501 // Delete data for downgrades 16502 flags &= ~PackageManager.DELETE_KEEP_DATA; 16503 } else { 16504 // Preserve data by setting flag 16505 flags |= PackageManager.DELETE_KEEP_DATA; 16506 } 16507 16508 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 16509 outInfo, writeSettings, disabledPs.pkg); 16510 if (!ret) { 16511 return false; 16512 } 16513 16514 // writer 16515 synchronized (mPackages) { 16516 // Reinstate the old system package 16517 enableSystemPackageLPw(disabledPs.pkg); 16518 // Remove any native libraries from the upgraded package. 16519 removeNativeBinariesLI(deletedPs); 16520 } 16521 16522 // Install the system package 16523 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 16524 int parseFlags = mDefParseFlags 16525 | PackageParser.PARSE_MUST_BE_APK 16526 | PackageParser.PARSE_IS_SYSTEM 16527 | PackageParser.PARSE_IS_SYSTEM_DIR; 16528 if (locationIsPrivileged(disabledPs.codePath)) { 16529 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 16530 } 16531 16532 final PackageParser.Package newPkg; 16533 try { 16534 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 16535 0 /* currentTime */, null); 16536 } catch (PackageManagerException e) { 16537 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 16538 + e.getMessage()); 16539 return false; 16540 } 16541 try { 16542 // update shared libraries for the newly re-installed system package 16543 updateSharedLibrariesLPr(newPkg, null); 16544 } catch (PackageManagerException e) { 16545 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16546 } 16547 16548 prepareAppDataAfterInstallLIF(newPkg); 16549 16550 // writer 16551 synchronized (mPackages) { 16552 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 16553 16554 // Propagate the permissions state as we do not want to drop on the floor 16555 // runtime permissions. The update permissions method below will take 16556 // care of removing obsolete permissions and grant install permissions. 16557 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 16558 updatePermissionsLPw(newPkg.packageName, newPkg, 16559 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 16560 16561 if (applyUserRestrictions) { 16562 if (DEBUG_REMOVE) { 16563 Slog.d(TAG, "Propagating install state across reinstall"); 16564 } 16565 for (int userId : allUserHandles) { 16566 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 16567 if (DEBUG_REMOVE) { 16568 Slog.d(TAG, " user " + userId + " => " + installed); 16569 } 16570 ps.setInstalled(installed, userId); 16571 16572 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 16573 } 16574 // Regardless of writeSettings we need to ensure that this restriction 16575 // state propagation is persisted 16576 mSettings.writeAllUsersPackageRestrictionsLPr(); 16577 } 16578 // can downgrade to reader here 16579 if (writeSettings) { 16580 mSettings.writeLPr(); 16581 } 16582 } 16583 return true; 16584 } 16585 16586 private boolean deleteInstalledPackageLIF(PackageSetting ps, 16587 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 16588 PackageRemovedInfo outInfo, boolean writeSettings, 16589 PackageParser.Package replacingPackage) { 16590 synchronized (mPackages) { 16591 if (outInfo != null) { 16592 outInfo.uid = ps.appId; 16593 } 16594 16595 if (outInfo != null && outInfo.removedChildPackages != null) { 16596 final int childCount = (ps.childPackageNames != null) 16597 ? ps.childPackageNames.size() : 0; 16598 for (int i = 0; i < childCount; i++) { 16599 String childPackageName = ps.childPackageNames.get(i); 16600 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 16601 if (childPs == null) { 16602 return false; 16603 } 16604 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 16605 childPackageName); 16606 if (childInfo != null) { 16607 childInfo.uid = childPs.appId; 16608 } 16609 } 16610 } 16611 } 16612 16613 // Delete package data from internal structures and also remove data if flag is set 16614 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 16615 16616 // Delete the child packages data 16617 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16618 for (int i = 0; i < childCount; i++) { 16619 PackageSetting childPs; 16620 synchronized (mPackages) { 16621 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16622 } 16623 if (childPs != null) { 16624 PackageRemovedInfo childOutInfo = (outInfo != null 16625 && outInfo.removedChildPackages != null) 16626 ? outInfo.removedChildPackages.get(childPs.name) : null; 16627 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 16628 && (replacingPackage != null 16629 && !replacingPackage.hasChildPackage(childPs.name)) 16630 ? flags & ~DELETE_KEEP_DATA : flags; 16631 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 16632 deleteFlags, writeSettings); 16633 } 16634 } 16635 16636 // Delete application code and resources only for parent packages 16637 if (ps.parentPackageName == null) { 16638 if (deleteCodeAndResources && (outInfo != null)) { 16639 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 16640 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 16641 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 16642 } 16643 } 16644 16645 return true; 16646 } 16647 16648 @Override 16649 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 16650 int userId) { 16651 mContext.enforceCallingOrSelfPermission( 16652 android.Manifest.permission.DELETE_PACKAGES, null); 16653 synchronized (mPackages) { 16654 PackageSetting ps = mSettings.mPackages.get(packageName); 16655 if (ps == null) { 16656 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 16657 return false; 16658 } 16659 if (!ps.getInstalled(userId)) { 16660 // Can't block uninstall for an app that is not installed or enabled. 16661 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 16662 return false; 16663 } 16664 ps.setBlockUninstall(blockUninstall, userId); 16665 mSettings.writePackageRestrictionsLPr(userId); 16666 } 16667 return true; 16668 } 16669 16670 @Override 16671 public boolean getBlockUninstallForUser(String packageName, int userId) { 16672 synchronized (mPackages) { 16673 PackageSetting ps = mSettings.mPackages.get(packageName); 16674 if (ps == null) { 16675 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 16676 return false; 16677 } 16678 return ps.getBlockUninstall(userId); 16679 } 16680 } 16681 16682 @Override 16683 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 16684 int callingUid = Binder.getCallingUid(); 16685 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 16686 throw new SecurityException( 16687 "setRequiredForSystemUser can only be run by the system or root"); 16688 } 16689 synchronized (mPackages) { 16690 PackageSetting ps = mSettings.mPackages.get(packageName); 16691 if (ps == null) { 16692 Log.w(TAG, "Package doesn't exist: " + packageName); 16693 return false; 16694 } 16695 if (systemUserApp) { 16696 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16697 } else { 16698 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16699 } 16700 mSettings.writeLPr(); 16701 } 16702 return true; 16703 } 16704 16705 /* 16706 * This method handles package deletion in general 16707 */ 16708 private boolean deletePackageLIF(String packageName, UserHandle user, 16709 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 16710 PackageRemovedInfo outInfo, boolean writeSettings, 16711 PackageParser.Package replacingPackage) { 16712 if (packageName == null) { 16713 Slog.w(TAG, "Attempt to delete null packageName."); 16714 return false; 16715 } 16716 16717 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 16718 16719 PackageSetting ps; 16720 16721 synchronized (mPackages) { 16722 ps = mSettings.mPackages.get(packageName); 16723 if (ps == null) { 16724 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16725 return false; 16726 } 16727 16728 if (ps.parentPackageName != null && (!isSystemApp(ps) 16729 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 16730 if (DEBUG_REMOVE) { 16731 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 16732 + ((user == null) ? UserHandle.USER_ALL : user)); 16733 } 16734 final int removedUserId = (user != null) ? user.getIdentifier() 16735 : UserHandle.USER_ALL; 16736 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 16737 return false; 16738 } 16739 markPackageUninstalledForUserLPw(ps, user); 16740 scheduleWritePackageRestrictionsLocked(user); 16741 return true; 16742 } 16743 } 16744 16745 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 16746 && user.getIdentifier() != UserHandle.USER_ALL)) { 16747 // The caller is asking that the package only be deleted for a single 16748 // user. To do this, we just mark its uninstalled state and delete 16749 // its data. If this is a system app, we only allow this to happen if 16750 // they have set the special DELETE_SYSTEM_APP which requests different 16751 // semantics than normal for uninstalling system apps. 16752 markPackageUninstalledForUserLPw(ps, user); 16753 16754 if (!isSystemApp(ps)) { 16755 // Do not uninstall the APK if an app should be cached 16756 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 16757 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 16758 // Other user still have this package installed, so all 16759 // we need to do is clear this user's data and save that 16760 // it is uninstalled. 16761 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 16762 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16763 return false; 16764 } 16765 scheduleWritePackageRestrictionsLocked(user); 16766 return true; 16767 } else { 16768 // We need to set it back to 'installed' so the uninstall 16769 // broadcasts will be sent correctly. 16770 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 16771 ps.setInstalled(true, user.getIdentifier()); 16772 } 16773 } else { 16774 // This is a system app, so we assume that the 16775 // other users still have this package installed, so all 16776 // we need to do is clear this user's data and save that 16777 // it is uninstalled. 16778 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 16779 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16780 return false; 16781 } 16782 scheduleWritePackageRestrictionsLocked(user); 16783 return true; 16784 } 16785 } 16786 16787 // If we are deleting a composite package for all users, keep track 16788 // of result for each child. 16789 if (ps.childPackageNames != null && outInfo != null) { 16790 synchronized (mPackages) { 16791 final int childCount = ps.childPackageNames.size(); 16792 outInfo.removedChildPackages = new ArrayMap<>(childCount); 16793 for (int i = 0; i < childCount; i++) { 16794 String childPackageName = ps.childPackageNames.get(i); 16795 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 16796 childInfo.removedPackage = childPackageName; 16797 outInfo.removedChildPackages.put(childPackageName, childInfo); 16798 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 16799 if (childPs != null) { 16800 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 16801 } 16802 } 16803 } 16804 } 16805 16806 boolean ret = false; 16807 if (isSystemApp(ps)) { 16808 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 16809 // When an updated system application is deleted we delete the existing resources 16810 // as well and fall back to existing code in system partition 16811 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 16812 } else { 16813 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 16814 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 16815 outInfo, writeSettings, replacingPackage); 16816 } 16817 16818 // Take a note whether we deleted the package for all users 16819 if (outInfo != null) { 16820 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16821 if (outInfo.removedChildPackages != null) { 16822 synchronized (mPackages) { 16823 final int childCount = outInfo.removedChildPackages.size(); 16824 for (int i = 0; i < childCount; i++) { 16825 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 16826 if (childInfo != null) { 16827 childInfo.removedForAllUsers = mPackages.get( 16828 childInfo.removedPackage) == null; 16829 } 16830 } 16831 } 16832 } 16833 // If we uninstalled an update to a system app there may be some 16834 // child packages that appeared as they are declared in the system 16835 // app but were not declared in the update. 16836 if (isSystemApp(ps)) { 16837 synchronized (mPackages) { 16838 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 16839 final int childCount = (updatedPs.childPackageNames != null) 16840 ? updatedPs.childPackageNames.size() : 0; 16841 for (int i = 0; i < childCount; i++) { 16842 String childPackageName = updatedPs.childPackageNames.get(i); 16843 if (outInfo.removedChildPackages == null 16844 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 16845 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 16846 if (childPs == null) { 16847 continue; 16848 } 16849 PackageInstalledInfo installRes = new PackageInstalledInfo(); 16850 installRes.name = childPackageName; 16851 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 16852 installRes.pkg = mPackages.get(childPackageName); 16853 installRes.uid = childPs.pkg.applicationInfo.uid; 16854 if (outInfo.appearedChildPackages == null) { 16855 outInfo.appearedChildPackages = new ArrayMap<>(); 16856 } 16857 outInfo.appearedChildPackages.put(childPackageName, installRes); 16858 } 16859 } 16860 } 16861 } 16862 } 16863 16864 return ret; 16865 } 16866 16867 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 16868 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 16869 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 16870 for (int nextUserId : userIds) { 16871 if (DEBUG_REMOVE) { 16872 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 16873 } 16874 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 16875 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 16876 false /*hidden*/, false /*suspended*/, null, null, null, 16877 false /*blockUninstall*/, 16878 ps.readUserState(nextUserId).domainVerificationStatus, 0); 16879 } 16880 } 16881 16882 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 16883 PackageRemovedInfo outInfo) { 16884 final PackageParser.Package pkg; 16885 synchronized (mPackages) { 16886 pkg = mPackages.get(ps.name); 16887 } 16888 16889 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 16890 : new int[] {userId}; 16891 for (int nextUserId : userIds) { 16892 if (DEBUG_REMOVE) { 16893 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 16894 + nextUserId); 16895 } 16896 16897 destroyAppDataLIF(pkg, userId, 16898 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16899 destroyAppProfilesLIF(pkg, userId); 16900 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 16901 schedulePackageCleaning(ps.name, nextUserId, false); 16902 synchronized (mPackages) { 16903 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 16904 scheduleWritePackageRestrictionsLocked(nextUserId); 16905 } 16906 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 16907 } 16908 } 16909 16910 if (outInfo != null) { 16911 outInfo.removedPackage = ps.name; 16912 outInfo.removedAppId = ps.appId; 16913 outInfo.removedUsers = userIds; 16914 } 16915 16916 return true; 16917 } 16918 16919 private final class ClearStorageConnection implements ServiceConnection { 16920 IMediaContainerService mContainerService; 16921 16922 @Override 16923 public void onServiceConnected(ComponentName name, IBinder service) { 16924 synchronized (this) { 16925 mContainerService = IMediaContainerService.Stub 16926 .asInterface(Binder.allowBlocking(service)); 16927 notifyAll(); 16928 } 16929 } 16930 16931 @Override 16932 public void onServiceDisconnected(ComponentName name) { 16933 } 16934 } 16935 16936 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 16937 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 16938 16939 final boolean mounted; 16940 if (Environment.isExternalStorageEmulated()) { 16941 mounted = true; 16942 } else { 16943 final String status = Environment.getExternalStorageState(); 16944 16945 mounted = status.equals(Environment.MEDIA_MOUNTED) 16946 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 16947 } 16948 16949 if (!mounted) { 16950 return; 16951 } 16952 16953 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 16954 int[] users; 16955 if (userId == UserHandle.USER_ALL) { 16956 users = sUserManager.getUserIds(); 16957 } else { 16958 users = new int[] { userId }; 16959 } 16960 final ClearStorageConnection conn = new ClearStorageConnection(); 16961 if (mContext.bindServiceAsUser( 16962 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 16963 try { 16964 for (int curUser : users) { 16965 long timeout = SystemClock.uptimeMillis() + 5000; 16966 synchronized (conn) { 16967 long now; 16968 while (conn.mContainerService == null && 16969 (now = SystemClock.uptimeMillis()) < timeout) { 16970 try { 16971 conn.wait(timeout - now); 16972 } catch (InterruptedException e) { 16973 } 16974 } 16975 } 16976 if (conn.mContainerService == null) { 16977 return; 16978 } 16979 16980 final UserEnvironment userEnv = new UserEnvironment(curUser); 16981 clearDirectory(conn.mContainerService, 16982 userEnv.buildExternalStorageAppCacheDirs(packageName)); 16983 if (allData) { 16984 clearDirectory(conn.mContainerService, 16985 userEnv.buildExternalStorageAppDataDirs(packageName)); 16986 clearDirectory(conn.mContainerService, 16987 userEnv.buildExternalStorageAppMediaDirs(packageName)); 16988 } 16989 } 16990 } finally { 16991 mContext.unbindService(conn); 16992 } 16993 } 16994 } 16995 16996 @Override 16997 public void clearApplicationProfileData(String packageName) { 16998 enforceSystemOrRoot("Only the system can clear all profile data"); 16999 17000 final PackageParser.Package pkg; 17001 synchronized (mPackages) { 17002 pkg = mPackages.get(packageName); 17003 } 17004 17005 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 17006 synchronized (mInstallLock) { 17007 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 17008 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 17009 true /* removeBaseMarker */); 17010 } 17011 } 17012 } 17013 17014 @Override 17015 public void clearApplicationUserData(final String packageName, 17016 final IPackageDataObserver observer, final int userId) { 17017 mContext.enforceCallingOrSelfPermission( 17018 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 17019 17020 enforceCrossUserPermission(Binder.getCallingUid(), userId, 17021 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 17022 17023 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 17024 throw new SecurityException("Cannot clear data for a protected package: " 17025 + packageName); 17026 } 17027 // Queue up an async operation since the package deletion may take a little while. 17028 mHandler.post(new Runnable() { 17029 public void run() { 17030 mHandler.removeCallbacks(this); 17031 final boolean succeeded; 17032 try (PackageFreezer freezer = freezePackage(packageName, 17033 "clearApplicationUserData")) { 17034 synchronized (mInstallLock) { 17035 succeeded = clearApplicationUserDataLIF(packageName, userId); 17036 } 17037 clearExternalStorageDataSync(packageName, userId, true); 17038 } 17039 if (succeeded) { 17040 // invoke DeviceStorageMonitor's update method to clear any notifications 17041 DeviceStorageMonitorInternal dsm = LocalServices 17042 .getService(DeviceStorageMonitorInternal.class); 17043 if (dsm != null) { 17044 dsm.checkMemory(); 17045 } 17046 } 17047 if(observer != null) { 17048 try { 17049 observer.onRemoveCompleted(packageName, succeeded); 17050 } catch (RemoteException e) { 17051 Log.i(TAG, "Observer no longer exists."); 17052 } 17053 } //end if observer 17054 } //end run 17055 }); 17056 } 17057 17058 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 17059 if (packageName == null) { 17060 Slog.w(TAG, "Attempt to delete null packageName."); 17061 return false; 17062 } 17063 17064 // Try finding details about the requested package 17065 PackageParser.Package pkg; 17066 synchronized (mPackages) { 17067 pkg = mPackages.get(packageName); 17068 if (pkg == null) { 17069 final PackageSetting ps = mSettings.mPackages.get(packageName); 17070 if (ps != null) { 17071 pkg = ps.pkg; 17072 } 17073 } 17074 17075 if (pkg == null) { 17076 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 17077 return false; 17078 } 17079 17080 PackageSetting ps = (PackageSetting) pkg.mExtras; 17081 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 17082 } 17083 17084 clearAppDataLIF(pkg, userId, 17085 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17086 17087 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 17088 removeKeystoreDataIfNeeded(userId, appId); 17089 17090 UserManagerInternal umInternal = getUserManagerInternal(); 17091 final int flags; 17092 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 17093 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 17094 } else if (umInternal.isUserRunning(userId)) { 17095 flags = StorageManager.FLAG_STORAGE_DE; 17096 } else { 17097 flags = 0; 17098 } 17099 prepareAppDataContentsLIF(pkg, userId, flags); 17100 17101 return true; 17102 } 17103 17104 /** 17105 * Reverts user permission state changes (permissions and flags) in 17106 * all packages for a given user. 17107 * 17108 * @param userId The device user for which to do a reset. 17109 */ 17110 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 17111 final int packageCount = mPackages.size(); 17112 for (int i = 0; i < packageCount; i++) { 17113 PackageParser.Package pkg = mPackages.valueAt(i); 17114 PackageSetting ps = (PackageSetting) pkg.mExtras; 17115 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 17116 } 17117 } 17118 17119 private void resetNetworkPolicies(int userId) { 17120 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 17121 } 17122 17123 /** 17124 * Reverts user permission state changes (permissions and flags). 17125 * 17126 * @param ps The package for which to reset. 17127 * @param userId The device user for which to do a reset. 17128 */ 17129 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 17130 final PackageSetting ps, final int userId) { 17131 if (ps.pkg == null) { 17132 return; 17133 } 17134 17135 // These are flags that can change base on user actions. 17136 final int userSettableMask = FLAG_PERMISSION_USER_SET 17137 | FLAG_PERMISSION_USER_FIXED 17138 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 17139 | FLAG_PERMISSION_REVIEW_REQUIRED; 17140 17141 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 17142 | FLAG_PERMISSION_POLICY_FIXED; 17143 17144 boolean writeInstallPermissions = false; 17145 boolean writeRuntimePermissions = false; 17146 17147 final int permissionCount = ps.pkg.requestedPermissions.size(); 17148 for (int i = 0; i < permissionCount; i++) { 17149 String permission = ps.pkg.requestedPermissions.get(i); 17150 17151 BasePermission bp = mSettings.mPermissions.get(permission); 17152 if (bp == null) { 17153 continue; 17154 } 17155 17156 // If shared user we just reset the state to which only this app contributed. 17157 if (ps.sharedUser != null) { 17158 boolean used = false; 17159 final int packageCount = ps.sharedUser.packages.size(); 17160 for (int j = 0; j < packageCount; j++) { 17161 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 17162 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 17163 && pkg.pkg.requestedPermissions.contains(permission)) { 17164 used = true; 17165 break; 17166 } 17167 } 17168 if (used) { 17169 continue; 17170 } 17171 } 17172 17173 PermissionsState permissionsState = ps.getPermissionsState(); 17174 17175 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 17176 17177 // Always clear the user settable flags. 17178 final boolean hasInstallState = permissionsState.getInstallPermissionState( 17179 bp.name) != null; 17180 // If permission review is enabled and this is a legacy app, mark the 17181 // permission as requiring a review as this is the initial state. 17182 int flags = 0; 17183 if (mPermissionReviewRequired 17184 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 17185 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 17186 } 17187 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 17188 if (hasInstallState) { 17189 writeInstallPermissions = true; 17190 } else { 17191 writeRuntimePermissions = true; 17192 } 17193 } 17194 17195 // Below is only runtime permission handling. 17196 if (!bp.isRuntime()) { 17197 continue; 17198 } 17199 17200 // Never clobber system or policy. 17201 if ((oldFlags & policyOrSystemFlags) != 0) { 17202 continue; 17203 } 17204 17205 // If this permission was granted by default, make sure it is. 17206 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 17207 if (permissionsState.grantRuntimePermission(bp, userId) 17208 != PERMISSION_OPERATION_FAILURE) { 17209 writeRuntimePermissions = true; 17210 } 17211 // If permission review is enabled the permissions for a legacy apps 17212 // are represented as constantly granted runtime ones, so don't revoke. 17213 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 17214 // Otherwise, reset the permission. 17215 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 17216 switch (revokeResult) { 17217 case PERMISSION_OPERATION_SUCCESS: 17218 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 17219 writeRuntimePermissions = true; 17220 final int appId = ps.appId; 17221 mHandler.post(new Runnable() { 17222 @Override 17223 public void run() { 17224 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 17225 } 17226 }); 17227 } break; 17228 } 17229 } 17230 } 17231 17232 // Synchronously write as we are taking permissions away. 17233 if (writeRuntimePermissions) { 17234 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 17235 } 17236 17237 // Synchronously write as we are taking permissions away. 17238 if (writeInstallPermissions) { 17239 mSettings.writeLPr(); 17240 } 17241 } 17242 17243 /** 17244 * Remove entries from the keystore daemon. Will only remove it if the 17245 * {@code appId} is valid. 17246 */ 17247 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 17248 if (appId < 0) { 17249 return; 17250 } 17251 17252 final KeyStore keyStore = KeyStore.getInstance(); 17253 if (keyStore != null) { 17254 if (userId == UserHandle.USER_ALL) { 17255 for (final int individual : sUserManager.getUserIds()) { 17256 keyStore.clearUid(UserHandle.getUid(individual, appId)); 17257 } 17258 } else { 17259 keyStore.clearUid(UserHandle.getUid(userId, appId)); 17260 } 17261 } else { 17262 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 17263 } 17264 } 17265 17266 @Override 17267 public void deleteApplicationCacheFiles(final String packageName, 17268 final IPackageDataObserver observer) { 17269 final int userId = UserHandle.getCallingUserId(); 17270 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 17271 } 17272 17273 @Override 17274 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 17275 final IPackageDataObserver observer) { 17276 mContext.enforceCallingOrSelfPermission( 17277 android.Manifest.permission.DELETE_CACHE_FILES, null); 17278 enforceCrossUserPermission(Binder.getCallingUid(), userId, 17279 /* requireFullPermission= */ true, /* checkShell= */ false, 17280 "delete application cache files"); 17281 17282 final PackageParser.Package pkg; 17283 synchronized (mPackages) { 17284 pkg = mPackages.get(packageName); 17285 } 17286 17287 // Queue up an async operation since the package deletion may take a little while. 17288 mHandler.post(new Runnable() { 17289 public void run() { 17290 synchronized (mInstallLock) { 17291 final int flags = StorageManager.FLAG_STORAGE_DE 17292 | StorageManager.FLAG_STORAGE_CE; 17293 // We're only clearing cache files, so we don't care if the 17294 // app is unfrozen and still able to run 17295 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 17296 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 17297 } 17298 clearExternalStorageDataSync(packageName, userId, false); 17299 if (observer != null) { 17300 try { 17301 observer.onRemoveCompleted(packageName, true); 17302 } catch (RemoteException e) { 17303 Log.i(TAG, "Observer no longer exists."); 17304 } 17305 } 17306 } 17307 }); 17308 } 17309 17310 @Override 17311 public void getPackageSizeInfo(final String packageName, int userHandle, 17312 final IPackageStatsObserver observer) { 17313 mContext.enforceCallingOrSelfPermission( 17314 android.Manifest.permission.GET_PACKAGE_SIZE, null); 17315 if (packageName == null) { 17316 throw new IllegalArgumentException("Attempt to get size of null packageName"); 17317 } 17318 17319 PackageStats stats = new PackageStats(packageName, userHandle); 17320 17321 /* 17322 * Queue up an async operation since the package measurement may take a 17323 * little while. 17324 */ 17325 Message msg = mHandler.obtainMessage(INIT_COPY); 17326 msg.obj = new MeasureParams(stats, observer); 17327 mHandler.sendMessage(msg); 17328 } 17329 17330 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 17331 final PackageSetting ps; 17332 synchronized (mPackages) { 17333 ps = mSettings.mPackages.get(packageName); 17334 if (ps == null) { 17335 Slog.w(TAG, "Failed to find settings for " + packageName); 17336 return false; 17337 } 17338 } 17339 try { 17340 mInstaller.getAppSize(ps.volumeUuid, packageName, userId, 17341 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 17342 ps.getCeDataInode(userId), ps.codePathString, stats); 17343 } catch (InstallerException e) { 17344 Slog.w(TAG, String.valueOf(e)); 17345 return false; 17346 } 17347 17348 // For now, ignore code size of packages on system partition 17349 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 17350 stats.codeSize = 0; 17351 } 17352 17353 return true; 17354 } 17355 17356 private int getUidTargetSdkVersionLockedLPr(int uid) { 17357 Object obj = mSettings.getUserIdLPr(uid); 17358 if (obj instanceof SharedUserSetting) { 17359 final SharedUserSetting sus = (SharedUserSetting) obj; 17360 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 17361 final Iterator<PackageSetting> it = sus.packages.iterator(); 17362 while (it.hasNext()) { 17363 final PackageSetting ps = it.next(); 17364 if (ps.pkg != null) { 17365 int v = ps.pkg.applicationInfo.targetSdkVersion; 17366 if (v < vers) vers = v; 17367 } 17368 } 17369 return vers; 17370 } else if (obj instanceof PackageSetting) { 17371 final PackageSetting ps = (PackageSetting) obj; 17372 if (ps.pkg != null) { 17373 return ps.pkg.applicationInfo.targetSdkVersion; 17374 } 17375 } 17376 return Build.VERSION_CODES.CUR_DEVELOPMENT; 17377 } 17378 17379 @Override 17380 public void addPreferredActivity(IntentFilter filter, int match, 17381 ComponentName[] set, ComponentName activity, int userId) { 17382 addPreferredActivityInternal(filter, match, set, activity, true, userId, 17383 "Adding preferred"); 17384 } 17385 17386 private void addPreferredActivityInternal(IntentFilter filter, int match, 17387 ComponentName[] set, ComponentName activity, boolean always, int userId, 17388 String opname) { 17389 // writer 17390 int callingUid = Binder.getCallingUid(); 17391 enforceCrossUserPermission(callingUid, userId, 17392 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 17393 if (filter.countActions() == 0) { 17394 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 17395 return; 17396 } 17397 synchronized (mPackages) { 17398 if (mContext.checkCallingOrSelfPermission( 17399 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17400 != PackageManager.PERMISSION_GRANTED) { 17401 if (getUidTargetSdkVersionLockedLPr(callingUid) 17402 < Build.VERSION_CODES.FROYO) { 17403 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 17404 + callingUid); 17405 return; 17406 } 17407 mContext.enforceCallingOrSelfPermission( 17408 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17409 } 17410 17411 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 17412 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 17413 + userId + ":"); 17414 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17415 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 17416 scheduleWritePackageRestrictionsLocked(userId); 17417 postPreferredActivityChangedBroadcast(userId); 17418 } 17419 } 17420 17421 private void postPreferredActivityChangedBroadcast(int userId) { 17422 mHandler.post(() -> { 17423 final IActivityManager am = ActivityManager.getService(); 17424 if (am == null) { 17425 return; 17426 } 17427 17428 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 17429 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 17430 try { 17431 am.broadcastIntent(null, intent, null, null, 17432 0, null, null, null, android.app.AppOpsManager.OP_NONE, 17433 null, false, false, userId); 17434 } catch (RemoteException e) { 17435 } 17436 }); 17437 } 17438 17439 @Override 17440 public void replacePreferredActivity(IntentFilter filter, int match, 17441 ComponentName[] set, ComponentName activity, int userId) { 17442 if (filter.countActions() != 1) { 17443 throw new IllegalArgumentException( 17444 "replacePreferredActivity expects filter to have only 1 action."); 17445 } 17446 if (filter.countDataAuthorities() != 0 17447 || filter.countDataPaths() != 0 17448 || filter.countDataSchemes() > 1 17449 || filter.countDataTypes() != 0) { 17450 throw new IllegalArgumentException( 17451 "replacePreferredActivity expects filter to have no data authorities, " + 17452 "paths, or types; and at most one scheme."); 17453 } 17454 17455 final int callingUid = Binder.getCallingUid(); 17456 enforceCrossUserPermission(callingUid, userId, 17457 true /* requireFullPermission */, false /* checkShell */, 17458 "replace preferred activity"); 17459 synchronized (mPackages) { 17460 if (mContext.checkCallingOrSelfPermission( 17461 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17462 != PackageManager.PERMISSION_GRANTED) { 17463 if (getUidTargetSdkVersionLockedLPr(callingUid) 17464 < Build.VERSION_CODES.FROYO) { 17465 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 17466 + Binder.getCallingUid()); 17467 return; 17468 } 17469 mContext.enforceCallingOrSelfPermission( 17470 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17471 } 17472 17473 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 17474 if (pir != null) { 17475 // Get all of the existing entries that exactly match this filter. 17476 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 17477 if (existing != null && existing.size() == 1) { 17478 PreferredActivity cur = existing.get(0); 17479 if (DEBUG_PREFERRED) { 17480 Slog.i(TAG, "Checking replace of preferred:"); 17481 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17482 if (!cur.mPref.mAlways) { 17483 Slog.i(TAG, " -- CUR; not mAlways!"); 17484 } else { 17485 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 17486 Slog.i(TAG, " -- CUR: mSet=" 17487 + Arrays.toString(cur.mPref.mSetComponents)); 17488 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 17489 Slog.i(TAG, " -- NEW: mMatch=" 17490 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 17491 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 17492 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 17493 } 17494 } 17495 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 17496 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 17497 && cur.mPref.sameSet(set)) { 17498 // Setting the preferred activity to what it happens to be already 17499 if (DEBUG_PREFERRED) { 17500 Slog.i(TAG, "Replacing with same preferred activity " 17501 + cur.mPref.mShortComponent + " for user " 17502 + userId + ":"); 17503 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17504 } 17505 return; 17506 } 17507 } 17508 17509 if (existing != null) { 17510 if (DEBUG_PREFERRED) { 17511 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 17512 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17513 } 17514 for (int i = 0; i < existing.size(); i++) { 17515 PreferredActivity pa = existing.get(i); 17516 if (DEBUG_PREFERRED) { 17517 Slog.i(TAG, "Removing existing preferred activity " 17518 + pa.mPref.mComponent + ":"); 17519 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 17520 } 17521 pir.removeFilter(pa); 17522 } 17523 } 17524 } 17525 addPreferredActivityInternal(filter, match, set, activity, true, userId, 17526 "Replacing preferred"); 17527 } 17528 } 17529 17530 @Override 17531 public void clearPackagePreferredActivities(String packageName) { 17532 final int uid = Binder.getCallingUid(); 17533 // writer 17534 synchronized (mPackages) { 17535 PackageParser.Package pkg = mPackages.get(packageName); 17536 if (pkg == null || pkg.applicationInfo.uid != uid) { 17537 if (mContext.checkCallingOrSelfPermission( 17538 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17539 != PackageManager.PERMISSION_GRANTED) { 17540 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 17541 < Build.VERSION_CODES.FROYO) { 17542 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 17543 + Binder.getCallingUid()); 17544 return; 17545 } 17546 mContext.enforceCallingOrSelfPermission( 17547 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17548 } 17549 } 17550 17551 int user = UserHandle.getCallingUserId(); 17552 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 17553 scheduleWritePackageRestrictionsLocked(user); 17554 } 17555 } 17556 } 17557 17558 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17559 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 17560 ArrayList<PreferredActivity> removed = null; 17561 boolean changed = false; 17562 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 17563 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 17564 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 17565 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 17566 continue; 17567 } 17568 Iterator<PreferredActivity> it = pir.filterIterator(); 17569 while (it.hasNext()) { 17570 PreferredActivity pa = it.next(); 17571 // Mark entry for removal only if it matches the package name 17572 // and the entry is of type "always". 17573 if (packageName == null || 17574 (pa.mPref.mComponent.getPackageName().equals(packageName) 17575 && pa.mPref.mAlways)) { 17576 if (removed == null) { 17577 removed = new ArrayList<PreferredActivity>(); 17578 } 17579 removed.add(pa); 17580 } 17581 } 17582 if (removed != null) { 17583 for (int j=0; j<removed.size(); j++) { 17584 PreferredActivity pa = removed.get(j); 17585 pir.removeFilter(pa); 17586 } 17587 changed = true; 17588 } 17589 } 17590 if (changed) { 17591 postPreferredActivityChangedBroadcast(userId); 17592 } 17593 return changed; 17594 } 17595 17596 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17597 private void clearIntentFilterVerificationsLPw(int userId) { 17598 final int packageCount = mPackages.size(); 17599 for (int i = 0; i < packageCount; i++) { 17600 PackageParser.Package pkg = mPackages.valueAt(i); 17601 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 17602 } 17603 } 17604 17605 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17606 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 17607 if (userId == UserHandle.USER_ALL) { 17608 if (mSettings.removeIntentFilterVerificationLPw(packageName, 17609 sUserManager.getUserIds())) { 17610 for (int oneUserId : sUserManager.getUserIds()) { 17611 scheduleWritePackageRestrictionsLocked(oneUserId); 17612 } 17613 } 17614 } else { 17615 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 17616 scheduleWritePackageRestrictionsLocked(userId); 17617 } 17618 } 17619 } 17620 17621 void clearDefaultBrowserIfNeeded(String packageName) { 17622 for (int oneUserId : sUserManager.getUserIds()) { 17623 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 17624 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 17625 if (packageName.equals(defaultBrowserPackageName)) { 17626 setDefaultBrowserPackageName(null, oneUserId); 17627 } 17628 } 17629 } 17630 17631 @Override 17632 public void resetApplicationPreferences(int userId) { 17633 mContext.enforceCallingOrSelfPermission( 17634 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17635 final long identity = Binder.clearCallingIdentity(); 17636 // writer 17637 try { 17638 synchronized (mPackages) { 17639 clearPackagePreferredActivitiesLPw(null, userId); 17640 mSettings.applyDefaultPreferredAppsLPw(this, userId); 17641 // TODO: We have to reset the default SMS and Phone. This requires 17642 // significant refactoring to keep all default apps in the package 17643 // manager (cleaner but more work) or have the services provide 17644 // callbacks to the package manager to request a default app reset. 17645 applyFactoryDefaultBrowserLPw(userId); 17646 clearIntentFilterVerificationsLPw(userId); 17647 primeDomainVerificationsLPw(userId); 17648 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 17649 scheduleWritePackageRestrictionsLocked(userId); 17650 } 17651 resetNetworkPolicies(userId); 17652 } finally { 17653 Binder.restoreCallingIdentity(identity); 17654 } 17655 } 17656 17657 @Override 17658 public int getPreferredActivities(List<IntentFilter> outFilters, 17659 List<ComponentName> outActivities, String packageName) { 17660 17661 int num = 0; 17662 final int userId = UserHandle.getCallingUserId(); 17663 // reader 17664 synchronized (mPackages) { 17665 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 17666 if (pir != null) { 17667 final Iterator<PreferredActivity> it = pir.filterIterator(); 17668 while (it.hasNext()) { 17669 final PreferredActivity pa = it.next(); 17670 if (packageName == null 17671 || (pa.mPref.mComponent.getPackageName().equals(packageName) 17672 && pa.mPref.mAlways)) { 17673 if (outFilters != null) { 17674 outFilters.add(new IntentFilter(pa)); 17675 } 17676 if (outActivities != null) { 17677 outActivities.add(pa.mPref.mComponent); 17678 } 17679 } 17680 } 17681 } 17682 } 17683 17684 return num; 17685 } 17686 17687 @Override 17688 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 17689 int userId) { 17690 int callingUid = Binder.getCallingUid(); 17691 if (callingUid != Process.SYSTEM_UID) { 17692 throw new SecurityException( 17693 "addPersistentPreferredActivity can only be run by the system"); 17694 } 17695 if (filter.countActions() == 0) { 17696 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 17697 return; 17698 } 17699 synchronized (mPackages) { 17700 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 17701 ":"); 17702 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17703 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 17704 new PersistentPreferredActivity(filter, activity)); 17705 scheduleWritePackageRestrictionsLocked(userId); 17706 postPreferredActivityChangedBroadcast(userId); 17707 } 17708 } 17709 17710 @Override 17711 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 17712 int callingUid = Binder.getCallingUid(); 17713 if (callingUid != Process.SYSTEM_UID) { 17714 throw new SecurityException( 17715 "clearPackagePersistentPreferredActivities can only be run by the system"); 17716 } 17717 ArrayList<PersistentPreferredActivity> removed = null; 17718 boolean changed = false; 17719 synchronized (mPackages) { 17720 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 17721 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 17722 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 17723 .valueAt(i); 17724 if (userId != thisUserId) { 17725 continue; 17726 } 17727 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 17728 while (it.hasNext()) { 17729 PersistentPreferredActivity ppa = it.next(); 17730 // Mark entry for removal only if it matches the package name. 17731 if (ppa.mComponent.getPackageName().equals(packageName)) { 17732 if (removed == null) { 17733 removed = new ArrayList<PersistentPreferredActivity>(); 17734 } 17735 removed.add(ppa); 17736 } 17737 } 17738 if (removed != null) { 17739 for (int j=0; j<removed.size(); j++) { 17740 PersistentPreferredActivity ppa = removed.get(j); 17741 ppir.removeFilter(ppa); 17742 } 17743 changed = true; 17744 } 17745 } 17746 17747 if (changed) { 17748 scheduleWritePackageRestrictionsLocked(userId); 17749 postPreferredActivityChangedBroadcast(userId); 17750 } 17751 } 17752 } 17753 17754 /** 17755 * Common machinery for picking apart a restored XML blob and passing 17756 * it to a caller-supplied functor to be applied to the running system. 17757 */ 17758 private void restoreFromXml(XmlPullParser parser, int userId, 17759 String expectedStartTag, BlobXmlRestorer functor) 17760 throws IOException, XmlPullParserException { 17761 int type; 17762 while ((type = parser.next()) != XmlPullParser.START_TAG 17763 && type != XmlPullParser.END_DOCUMENT) { 17764 } 17765 if (type != XmlPullParser.START_TAG) { 17766 // oops didn't find a start tag?! 17767 if (DEBUG_BACKUP) { 17768 Slog.e(TAG, "Didn't find start tag during restore"); 17769 } 17770 return; 17771 } 17772Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 17773 // this is supposed to be TAG_PREFERRED_BACKUP 17774 if (!expectedStartTag.equals(parser.getName())) { 17775 if (DEBUG_BACKUP) { 17776 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 17777 } 17778 return; 17779 } 17780 17781 // skip interfering stuff, then we're aligned with the backing implementation 17782 while ((type = parser.next()) == XmlPullParser.TEXT) { } 17783Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 17784 functor.apply(parser, userId); 17785 } 17786 17787 private interface BlobXmlRestorer { 17788 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 17789 } 17790 17791 /** 17792 * Non-Binder method, support for the backup/restore mechanism: write the 17793 * full set of preferred activities in its canonical XML format. Returns the 17794 * XML output as a byte array, or null if there is none. 17795 */ 17796 @Override 17797 public byte[] getPreferredActivityBackup(int userId) { 17798 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17799 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 17800 } 17801 17802 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17803 try { 17804 final XmlSerializer serializer = new FastXmlSerializer(); 17805 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17806 serializer.startDocument(null, true); 17807 serializer.startTag(null, TAG_PREFERRED_BACKUP); 17808 17809 synchronized (mPackages) { 17810 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 17811 } 17812 17813 serializer.endTag(null, TAG_PREFERRED_BACKUP); 17814 serializer.endDocument(); 17815 serializer.flush(); 17816 } catch (Exception e) { 17817 if (DEBUG_BACKUP) { 17818 Slog.e(TAG, "Unable to write preferred activities for backup", e); 17819 } 17820 return null; 17821 } 17822 17823 return dataStream.toByteArray(); 17824 } 17825 17826 @Override 17827 public void restorePreferredActivities(byte[] backup, int userId) { 17828 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17829 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17830 } 17831 17832 try { 17833 final XmlPullParser parser = Xml.newPullParser(); 17834 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17835 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 17836 new BlobXmlRestorer() { 17837 @Override 17838 public void apply(XmlPullParser parser, int userId) 17839 throws XmlPullParserException, IOException { 17840 synchronized (mPackages) { 17841 mSettings.readPreferredActivitiesLPw(parser, userId); 17842 } 17843 } 17844 } ); 17845 } catch (Exception e) { 17846 if (DEBUG_BACKUP) { 17847 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17848 } 17849 } 17850 } 17851 17852 /** 17853 * Non-Binder method, support for the backup/restore mechanism: write the 17854 * default browser (etc) settings in its canonical XML format. Returns the default 17855 * browser XML representation as a byte array, or null if there is none. 17856 */ 17857 @Override 17858 public byte[] getDefaultAppsBackup(int userId) { 17859 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17860 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 17861 } 17862 17863 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17864 try { 17865 final XmlSerializer serializer = new FastXmlSerializer(); 17866 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17867 serializer.startDocument(null, true); 17868 serializer.startTag(null, TAG_DEFAULT_APPS); 17869 17870 synchronized (mPackages) { 17871 mSettings.writeDefaultAppsLPr(serializer, userId); 17872 } 17873 17874 serializer.endTag(null, TAG_DEFAULT_APPS); 17875 serializer.endDocument(); 17876 serializer.flush(); 17877 } catch (Exception e) { 17878 if (DEBUG_BACKUP) { 17879 Slog.e(TAG, "Unable to write default apps for backup", e); 17880 } 17881 return null; 17882 } 17883 17884 return dataStream.toByteArray(); 17885 } 17886 17887 @Override 17888 public void restoreDefaultApps(byte[] backup, int userId) { 17889 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17890 throw new SecurityException("Only the system may call restoreDefaultApps()"); 17891 } 17892 17893 try { 17894 final XmlPullParser parser = Xml.newPullParser(); 17895 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17896 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 17897 new BlobXmlRestorer() { 17898 @Override 17899 public void apply(XmlPullParser parser, int userId) 17900 throws XmlPullParserException, IOException { 17901 synchronized (mPackages) { 17902 mSettings.readDefaultAppsLPw(parser, userId); 17903 } 17904 } 17905 } ); 17906 } catch (Exception e) { 17907 if (DEBUG_BACKUP) { 17908 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 17909 } 17910 } 17911 } 17912 17913 @Override 17914 public byte[] getIntentFilterVerificationBackup(int userId) { 17915 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17916 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 17917 } 17918 17919 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17920 try { 17921 final XmlSerializer serializer = new FastXmlSerializer(); 17922 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17923 serializer.startDocument(null, true); 17924 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 17925 17926 synchronized (mPackages) { 17927 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 17928 } 17929 17930 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 17931 serializer.endDocument(); 17932 serializer.flush(); 17933 } catch (Exception e) { 17934 if (DEBUG_BACKUP) { 17935 Slog.e(TAG, "Unable to write default apps for backup", e); 17936 } 17937 return null; 17938 } 17939 17940 return dataStream.toByteArray(); 17941 } 17942 17943 @Override 17944 public void restoreIntentFilterVerification(byte[] backup, int userId) { 17945 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17946 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17947 } 17948 17949 try { 17950 final XmlPullParser parser = Xml.newPullParser(); 17951 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17952 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 17953 new BlobXmlRestorer() { 17954 @Override 17955 public void apply(XmlPullParser parser, int userId) 17956 throws XmlPullParserException, IOException { 17957 synchronized (mPackages) { 17958 mSettings.readAllDomainVerificationsLPr(parser, userId); 17959 mSettings.writeLPr(); 17960 } 17961 } 17962 } ); 17963 } catch (Exception e) { 17964 if (DEBUG_BACKUP) { 17965 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17966 } 17967 } 17968 } 17969 17970 @Override 17971 public byte[] getPermissionGrantBackup(int userId) { 17972 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17973 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 17974 } 17975 17976 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17977 try { 17978 final XmlSerializer serializer = new FastXmlSerializer(); 17979 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17980 serializer.startDocument(null, true); 17981 serializer.startTag(null, TAG_PERMISSION_BACKUP); 17982 17983 synchronized (mPackages) { 17984 serializeRuntimePermissionGrantsLPr(serializer, userId); 17985 } 17986 17987 serializer.endTag(null, TAG_PERMISSION_BACKUP); 17988 serializer.endDocument(); 17989 serializer.flush(); 17990 } catch (Exception e) { 17991 if (DEBUG_BACKUP) { 17992 Slog.e(TAG, "Unable to write default apps for backup", e); 17993 } 17994 return null; 17995 } 17996 17997 return dataStream.toByteArray(); 17998 } 17999 18000 @Override 18001 public void restorePermissionGrants(byte[] backup, int userId) { 18002 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 18003 throw new SecurityException("Only the system may call restorePermissionGrants()"); 18004 } 18005 18006 try { 18007 final XmlPullParser parser = Xml.newPullParser(); 18008 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 18009 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 18010 new BlobXmlRestorer() { 18011 @Override 18012 public void apply(XmlPullParser parser, int userId) 18013 throws XmlPullParserException, IOException { 18014 synchronized (mPackages) { 18015 processRestoredPermissionGrantsLPr(parser, userId); 18016 } 18017 } 18018 } ); 18019 } catch (Exception e) { 18020 if (DEBUG_BACKUP) { 18021 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 18022 } 18023 } 18024 } 18025 18026 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 18027 throws IOException { 18028 serializer.startTag(null, TAG_ALL_GRANTS); 18029 18030 final int N = mSettings.mPackages.size(); 18031 for (int i = 0; i < N; i++) { 18032 final PackageSetting ps = mSettings.mPackages.valueAt(i); 18033 boolean pkgGrantsKnown = false; 18034 18035 PermissionsState packagePerms = ps.getPermissionsState(); 18036 18037 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 18038 final int grantFlags = state.getFlags(); 18039 // only look at grants that are not system/policy fixed 18040 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 18041 final boolean isGranted = state.isGranted(); 18042 // And only back up the user-twiddled state bits 18043 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 18044 final String packageName = mSettings.mPackages.keyAt(i); 18045 if (!pkgGrantsKnown) { 18046 serializer.startTag(null, TAG_GRANT); 18047 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 18048 pkgGrantsKnown = true; 18049 } 18050 18051 final boolean userSet = 18052 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 18053 final boolean userFixed = 18054 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 18055 final boolean revoke = 18056 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 18057 18058 serializer.startTag(null, TAG_PERMISSION); 18059 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 18060 if (isGranted) { 18061 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 18062 } 18063 if (userSet) { 18064 serializer.attribute(null, ATTR_USER_SET, "true"); 18065 } 18066 if (userFixed) { 18067 serializer.attribute(null, ATTR_USER_FIXED, "true"); 18068 } 18069 if (revoke) { 18070 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 18071 } 18072 serializer.endTag(null, TAG_PERMISSION); 18073 } 18074 } 18075 } 18076 18077 if (pkgGrantsKnown) { 18078 serializer.endTag(null, TAG_GRANT); 18079 } 18080 } 18081 18082 serializer.endTag(null, TAG_ALL_GRANTS); 18083 } 18084 18085 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 18086 throws XmlPullParserException, IOException { 18087 String pkgName = null; 18088 int outerDepth = parser.getDepth(); 18089 int type; 18090 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 18091 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 18092 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 18093 continue; 18094 } 18095 18096 final String tagName = parser.getName(); 18097 if (tagName.equals(TAG_GRANT)) { 18098 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 18099 if (DEBUG_BACKUP) { 18100 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 18101 } 18102 } else if (tagName.equals(TAG_PERMISSION)) { 18103 18104 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 18105 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 18106 18107 int newFlagSet = 0; 18108 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 18109 newFlagSet |= FLAG_PERMISSION_USER_SET; 18110 } 18111 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 18112 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 18113 } 18114 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 18115 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 18116 } 18117 if (DEBUG_BACKUP) { 18118 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 18119 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 18120 } 18121 final PackageSetting ps = mSettings.mPackages.get(pkgName); 18122 if (ps != null) { 18123 // Already installed so we apply the grant immediately 18124 if (DEBUG_BACKUP) { 18125 Slog.v(TAG, " + already installed; applying"); 18126 } 18127 PermissionsState perms = ps.getPermissionsState(); 18128 BasePermission bp = mSettings.mPermissions.get(permName); 18129 if (bp != null) { 18130 if (isGranted) { 18131 perms.grantRuntimePermission(bp, userId); 18132 } 18133 if (newFlagSet != 0) { 18134 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 18135 } 18136 } 18137 } else { 18138 // Need to wait for post-restore install to apply the grant 18139 if (DEBUG_BACKUP) { 18140 Slog.v(TAG, " - not yet installed; saving for later"); 18141 } 18142 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 18143 isGranted, newFlagSet, userId); 18144 } 18145 } else { 18146 PackageManagerService.reportSettingsProblem(Log.WARN, 18147 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 18148 XmlUtils.skipCurrentTag(parser); 18149 } 18150 } 18151 18152 scheduleWriteSettingsLocked(); 18153 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18154 } 18155 18156 @Override 18157 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 18158 int sourceUserId, int targetUserId, int flags) { 18159 mContext.enforceCallingOrSelfPermission( 18160 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 18161 int callingUid = Binder.getCallingUid(); 18162 enforceOwnerRights(ownerPackage, callingUid); 18163 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 18164 if (intentFilter.countActions() == 0) { 18165 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 18166 return; 18167 } 18168 synchronized (mPackages) { 18169 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 18170 ownerPackage, targetUserId, flags); 18171 CrossProfileIntentResolver resolver = 18172 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 18173 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 18174 // We have all those whose filter is equal. Now checking if the rest is equal as well. 18175 if (existing != null) { 18176 int size = existing.size(); 18177 for (int i = 0; i < size; i++) { 18178 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 18179 return; 18180 } 18181 } 18182 } 18183 resolver.addFilter(newFilter); 18184 scheduleWritePackageRestrictionsLocked(sourceUserId); 18185 } 18186 } 18187 18188 @Override 18189 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 18190 mContext.enforceCallingOrSelfPermission( 18191 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 18192 int callingUid = Binder.getCallingUid(); 18193 enforceOwnerRights(ownerPackage, callingUid); 18194 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 18195 synchronized (mPackages) { 18196 CrossProfileIntentResolver resolver = 18197 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 18198 ArraySet<CrossProfileIntentFilter> set = 18199 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 18200 for (CrossProfileIntentFilter filter : set) { 18201 if (filter.getOwnerPackage().equals(ownerPackage)) { 18202 resolver.removeFilter(filter); 18203 } 18204 } 18205 scheduleWritePackageRestrictionsLocked(sourceUserId); 18206 } 18207 } 18208 18209 // Enforcing that callingUid is owning pkg on userId 18210 private void enforceOwnerRights(String pkg, int callingUid) { 18211 // The system owns everything. 18212 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 18213 return; 18214 } 18215 int callingUserId = UserHandle.getUserId(callingUid); 18216 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 18217 if (pi == null) { 18218 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 18219 + callingUserId); 18220 } 18221 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 18222 throw new SecurityException("Calling uid " + callingUid 18223 + " does not own package " + pkg); 18224 } 18225 } 18226 18227 @Override 18228 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 18229 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 18230 } 18231 18232 private Intent getHomeIntent() { 18233 Intent intent = new Intent(Intent.ACTION_MAIN); 18234 intent.addCategory(Intent.CATEGORY_HOME); 18235 intent.addCategory(Intent.CATEGORY_DEFAULT); 18236 return intent; 18237 } 18238 18239 private IntentFilter getHomeFilter() { 18240 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 18241 filter.addCategory(Intent.CATEGORY_HOME); 18242 filter.addCategory(Intent.CATEGORY_DEFAULT); 18243 return filter; 18244 } 18245 18246 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 18247 int userId) { 18248 Intent intent = getHomeIntent(); 18249 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 18250 PackageManager.GET_META_DATA, userId); 18251 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 18252 true, false, false, userId); 18253 18254 allHomeCandidates.clear(); 18255 if (list != null) { 18256 for (ResolveInfo ri : list) { 18257 allHomeCandidates.add(ri); 18258 } 18259 } 18260 return (preferred == null || preferred.activityInfo == null) 18261 ? null 18262 : new ComponentName(preferred.activityInfo.packageName, 18263 preferred.activityInfo.name); 18264 } 18265 18266 @Override 18267 public void setHomeActivity(ComponentName comp, int userId) { 18268 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 18269 getHomeActivitiesAsUser(homeActivities, userId); 18270 18271 boolean found = false; 18272 18273 final int size = homeActivities.size(); 18274 final ComponentName[] set = new ComponentName[size]; 18275 for (int i = 0; i < size; i++) { 18276 final ResolveInfo candidate = homeActivities.get(i); 18277 final ActivityInfo info = candidate.activityInfo; 18278 final ComponentName activityName = new ComponentName(info.packageName, info.name); 18279 set[i] = activityName; 18280 if (!found && activityName.equals(comp)) { 18281 found = true; 18282 } 18283 } 18284 if (!found) { 18285 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 18286 + userId); 18287 } 18288 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 18289 set, comp, userId); 18290 } 18291 18292 private @Nullable String getSetupWizardPackageName() { 18293 final Intent intent = new Intent(Intent.ACTION_MAIN); 18294 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 18295 18296 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 18297 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 18298 | MATCH_DISABLED_COMPONENTS, 18299 UserHandle.myUserId()); 18300 if (matches.size() == 1) { 18301 return matches.get(0).getComponentInfo().packageName; 18302 } else { 18303 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 18304 + ": matches=" + matches); 18305 return null; 18306 } 18307 } 18308 18309 private @Nullable String getStorageManagerPackageName() { 18310 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 18311 18312 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 18313 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 18314 | MATCH_DISABLED_COMPONENTS, 18315 UserHandle.myUserId()); 18316 if (matches.size() == 1) { 18317 return matches.get(0).getComponentInfo().packageName; 18318 } else { 18319 Slog.e(TAG, "There should probably be exactly one storage manager; found " 18320 + matches.size() + ": matches=" + matches); 18321 return null; 18322 } 18323 } 18324 18325 @Override 18326 public void setApplicationEnabledSetting(String appPackageName, 18327 int newState, int flags, int userId, String callingPackage) { 18328 if (!sUserManager.exists(userId)) return; 18329 if (callingPackage == null) { 18330 callingPackage = Integer.toString(Binder.getCallingUid()); 18331 } 18332 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 18333 } 18334 18335 @Override 18336 public void setComponentEnabledSetting(ComponentName componentName, 18337 int newState, int flags, int userId) { 18338 if (!sUserManager.exists(userId)) return; 18339 setEnabledSetting(componentName.getPackageName(), 18340 componentName.getClassName(), newState, flags, userId, null); 18341 } 18342 18343 private void setEnabledSetting(final String packageName, String className, int newState, 18344 final int flags, int userId, String callingPackage) { 18345 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 18346 || newState == COMPONENT_ENABLED_STATE_ENABLED 18347 || newState == COMPONENT_ENABLED_STATE_DISABLED 18348 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 18349 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 18350 throw new IllegalArgumentException("Invalid new component state: " 18351 + newState); 18352 } 18353 PackageSetting pkgSetting; 18354 final int uid = Binder.getCallingUid(); 18355 final int permission; 18356 if (uid == Process.SYSTEM_UID) { 18357 permission = PackageManager.PERMISSION_GRANTED; 18358 } else { 18359 permission = mContext.checkCallingOrSelfPermission( 18360 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 18361 } 18362 enforceCrossUserPermission(uid, userId, 18363 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 18364 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 18365 boolean sendNow = false; 18366 boolean isApp = (className == null); 18367 String componentName = isApp ? packageName : className; 18368 int packageUid = -1; 18369 ArrayList<String> components; 18370 18371 // writer 18372 synchronized (mPackages) { 18373 pkgSetting = mSettings.mPackages.get(packageName); 18374 if (pkgSetting == null) { 18375 if (className == null) { 18376 throw new IllegalArgumentException("Unknown package: " + packageName); 18377 } 18378 throw new IllegalArgumentException( 18379 "Unknown component: " + packageName + "/" + className); 18380 } 18381 } 18382 18383 // Limit who can change which apps 18384 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 18385 // Don't allow apps that don't have permission to modify other apps 18386 if (!allowedByPermission) { 18387 throw new SecurityException( 18388 "Permission Denial: attempt to change component state from pid=" 18389 + Binder.getCallingPid() 18390 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 18391 } 18392 // Don't allow changing protected packages. 18393 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 18394 throw new SecurityException("Cannot disable a protected package: " + packageName); 18395 } 18396 } 18397 18398 synchronized (mPackages) { 18399 if (uid == Process.SHELL_UID 18400 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 18401 // Shell can only change whole packages between ENABLED and DISABLED_USER states 18402 // unless it is a test package. 18403 int oldState = pkgSetting.getEnabled(userId); 18404 if (className == null 18405 && 18406 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 18407 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 18408 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 18409 && 18410 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 18411 || newState == COMPONENT_ENABLED_STATE_DEFAULT 18412 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 18413 // ok 18414 } else { 18415 throw new SecurityException( 18416 "Shell cannot change component state for " + packageName + "/" 18417 + className + " to " + newState); 18418 } 18419 } 18420 if (className == null) { 18421 // We're dealing with an application/package level state change 18422 if (pkgSetting.getEnabled(userId) == newState) { 18423 // Nothing to do 18424 return; 18425 } 18426 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 18427 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 18428 // Don't care about who enables an app. 18429 callingPackage = null; 18430 } 18431 pkgSetting.setEnabled(newState, userId, callingPackage); 18432 // pkgSetting.pkg.mSetEnabled = newState; 18433 } else { 18434 // We're dealing with a component level state change 18435 // First, verify that this is a valid class name. 18436 PackageParser.Package pkg = pkgSetting.pkg; 18437 if (pkg == null || !pkg.hasComponentClassName(className)) { 18438 if (pkg != null && 18439 pkg.applicationInfo.targetSdkVersion >= 18440 Build.VERSION_CODES.JELLY_BEAN) { 18441 throw new IllegalArgumentException("Component class " + className 18442 + " does not exist in " + packageName); 18443 } else { 18444 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 18445 + className + " does not exist in " + packageName); 18446 } 18447 } 18448 switch (newState) { 18449 case COMPONENT_ENABLED_STATE_ENABLED: 18450 if (!pkgSetting.enableComponentLPw(className, userId)) { 18451 return; 18452 } 18453 break; 18454 case COMPONENT_ENABLED_STATE_DISABLED: 18455 if (!pkgSetting.disableComponentLPw(className, userId)) { 18456 return; 18457 } 18458 break; 18459 case COMPONENT_ENABLED_STATE_DEFAULT: 18460 if (!pkgSetting.restoreComponentLPw(className, userId)) { 18461 return; 18462 } 18463 break; 18464 default: 18465 Slog.e(TAG, "Invalid new component state: " + newState); 18466 return; 18467 } 18468 } 18469 scheduleWritePackageRestrictionsLocked(userId); 18470 components = mPendingBroadcasts.get(userId, packageName); 18471 final boolean newPackage = components == null; 18472 if (newPackage) { 18473 components = new ArrayList<String>(); 18474 } 18475 if (!components.contains(componentName)) { 18476 components.add(componentName); 18477 } 18478 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 18479 sendNow = true; 18480 // Purge entry from pending broadcast list if another one exists already 18481 // since we are sending one right away. 18482 mPendingBroadcasts.remove(userId, packageName); 18483 } else { 18484 if (newPackage) { 18485 mPendingBroadcasts.put(userId, packageName, components); 18486 } 18487 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 18488 // Schedule a message 18489 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 18490 } 18491 } 18492 } 18493 18494 long callingId = Binder.clearCallingIdentity(); 18495 try { 18496 if (sendNow) { 18497 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 18498 sendPackageChangedBroadcast(packageName, 18499 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 18500 } 18501 } finally { 18502 Binder.restoreCallingIdentity(callingId); 18503 } 18504 } 18505 18506 @Override 18507 public void flushPackageRestrictionsAsUser(int userId) { 18508 if (!sUserManager.exists(userId)) { 18509 return; 18510 } 18511 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 18512 false /* checkShell */, "flushPackageRestrictions"); 18513 synchronized (mPackages) { 18514 mSettings.writePackageRestrictionsLPr(userId); 18515 mDirtyUsers.remove(userId); 18516 if (mDirtyUsers.isEmpty()) { 18517 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 18518 } 18519 } 18520 } 18521 18522 private void sendPackageChangedBroadcast(String packageName, 18523 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 18524 if (DEBUG_INSTALL) 18525 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 18526 + componentNames); 18527 Bundle extras = new Bundle(4); 18528 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 18529 String nameList[] = new String[componentNames.size()]; 18530 componentNames.toArray(nameList); 18531 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 18532 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 18533 extras.putInt(Intent.EXTRA_UID, packageUid); 18534 // If this is not reporting a change of the overall package, then only send it 18535 // to registered receivers. We don't want to launch a swath of apps for every 18536 // little component state change. 18537 final int flags = !componentNames.contains(packageName) 18538 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 18539 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 18540 new int[] {UserHandle.getUserId(packageUid)}); 18541 } 18542 18543 @Override 18544 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 18545 if (!sUserManager.exists(userId)) return; 18546 final int uid = Binder.getCallingUid(); 18547 final int permission = mContext.checkCallingOrSelfPermission( 18548 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 18549 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 18550 enforceCrossUserPermission(uid, userId, 18551 true /* requireFullPermission */, true /* checkShell */, "stop package"); 18552 // writer 18553 synchronized (mPackages) { 18554 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 18555 allowedByPermission, uid, userId)) { 18556 scheduleWritePackageRestrictionsLocked(userId); 18557 } 18558 } 18559 } 18560 18561 @Override 18562 public String getInstallerPackageName(String packageName) { 18563 // reader 18564 synchronized (mPackages) { 18565 return mSettings.getInstallerPackageNameLPr(packageName); 18566 } 18567 } 18568 18569 public boolean isOrphaned(String packageName) { 18570 // reader 18571 synchronized (mPackages) { 18572 return mSettings.isOrphaned(packageName); 18573 } 18574 } 18575 18576 @Override 18577 public int getApplicationEnabledSetting(String packageName, int userId) { 18578 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18579 int uid = Binder.getCallingUid(); 18580 enforceCrossUserPermission(uid, userId, 18581 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 18582 // reader 18583 synchronized (mPackages) { 18584 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 18585 } 18586 } 18587 18588 @Override 18589 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 18590 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18591 int uid = Binder.getCallingUid(); 18592 enforceCrossUserPermission(uid, userId, 18593 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 18594 // reader 18595 synchronized (mPackages) { 18596 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 18597 } 18598 } 18599 18600 @Override 18601 public void enterSafeMode() { 18602 enforceSystemOrRoot("Only the system can request entering safe mode"); 18603 18604 if (!mSystemReady) { 18605 mSafeMode = true; 18606 } 18607 } 18608 18609 @Override 18610 public void systemReady() { 18611 mSystemReady = true; 18612 18613 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 18614 // disabled after already being started. 18615 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 18616 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 18617 18618 // Read the compatibilty setting when the system is ready. 18619 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 18620 mContext.getContentResolver(), 18621 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 18622 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 18623 if (DEBUG_SETTINGS) { 18624 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 18625 } 18626 18627 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 18628 18629 synchronized (mPackages) { 18630 // Verify that all of the preferred activity components actually 18631 // exist. It is possible for applications to be updated and at 18632 // that point remove a previously declared activity component that 18633 // had been set as a preferred activity. We try to clean this up 18634 // the next time we encounter that preferred activity, but it is 18635 // possible for the user flow to never be able to return to that 18636 // situation so here we do a sanity check to make sure we haven't 18637 // left any junk around. 18638 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 18639 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18640 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18641 removed.clear(); 18642 for (PreferredActivity pa : pir.filterSet()) { 18643 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 18644 removed.add(pa); 18645 } 18646 } 18647 if (removed.size() > 0) { 18648 for (int r=0; r<removed.size(); r++) { 18649 PreferredActivity pa = removed.get(r); 18650 Slog.w(TAG, "Removing dangling preferred activity: " 18651 + pa.mPref.mComponent); 18652 pir.removeFilter(pa); 18653 } 18654 mSettings.writePackageRestrictionsLPr( 18655 mSettings.mPreferredActivities.keyAt(i)); 18656 } 18657 } 18658 18659 for (int userId : UserManagerService.getInstance().getUserIds()) { 18660 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 18661 grantPermissionsUserIds = ArrayUtils.appendInt( 18662 grantPermissionsUserIds, userId); 18663 } 18664 } 18665 } 18666 sUserManager.systemReady(); 18667 18668 // If we upgraded grant all default permissions before kicking off. 18669 for (int userId : grantPermissionsUserIds) { 18670 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 18671 } 18672 18673 // If we did not grant default permissions, we preload from this the 18674 // default permission exceptions lazily to ensure we don't hit the 18675 // disk on a new user creation. 18676 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 18677 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 18678 } 18679 18680 // Kick off any messages waiting for system ready 18681 if (mPostSystemReadyMessages != null) { 18682 for (Message msg : mPostSystemReadyMessages) { 18683 msg.sendToTarget(); 18684 } 18685 mPostSystemReadyMessages = null; 18686 } 18687 18688 // Watch for external volumes that come and go over time 18689 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18690 storage.registerListener(mStorageListener); 18691 18692 mInstallerService.systemReady(); 18693 mPackageDexOptimizer.systemReady(); 18694 18695 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 18696 StorageManagerInternal.class); 18697 StorageManagerInternal.addExternalStoragePolicy( 18698 new StorageManagerInternal.ExternalStorageMountPolicy() { 18699 @Override 18700 public int getMountMode(int uid, String packageName) { 18701 if (Process.isIsolated(uid)) { 18702 return Zygote.MOUNT_EXTERNAL_NONE; 18703 } 18704 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 18705 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18706 } 18707 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18708 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18709 } 18710 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18711 return Zygote.MOUNT_EXTERNAL_READ; 18712 } 18713 return Zygote.MOUNT_EXTERNAL_WRITE; 18714 } 18715 18716 @Override 18717 public boolean hasExternalStorage(int uid, String packageName) { 18718 return true; 18719 } 18720 }); 18721 18722 // Now that we're mostly running, clean up stale users and apps 18723 reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 18724 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 18725 } 18726 18727 @Override 18728 public boolean isSafeMode() { 18729 return mSafeMode; 18730 } 18731 18732 @Override 18733 public boolean hasSystemUidErrors() { 18734 return mHasSystemUidErrors; 18735 } 18736 18737 static String arrayToString(int[] array) { 18738 StringBuffer buf = new StringBuffer(128); 18739 buf.append('['); 18740 if (array != null) { 18741 for (int i=0; i<array.length; i++) { 18742 if (i > 0) buf.append(", "); 18743 buf.append(array[i]); 18744 } 18745 } 18746 buf.append(']'); 18747 return buf.toString(); 18748 } 18749 18750 static class DumpState { 18751 public static final int DUMP_LIBS = 1 << 0; 18752 public static final int DUMP_FEATURES = 1 << 1; 18753 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 18754 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 18755 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 18756 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 18757 public static final int DUMP_PERMISSIONS = 1 << 6; 18758 public static final int DUMP_PACKAGES = 1 << 7; 18759 public static final int DUMP_SHARED_USERS = 1 << 8; 18760 public static final int DUMP_MESSAGES = 1 << 9; 18761 public static final int DUMP_PROVIDERS = 1 << 10; 18762 public static final int DUMP_VERIFIERS = 1 << 11; 18763 public static final int DUMP_PREFERRED = 1 << 12; 18764 public static final int DUMP_PREFERRED_XML = 1 << 13; 18765 public static final int DUMP_KEYSETS = 1 << 14; 18766 public static final int DUMP_VERSION = 1 << 15; 18767 public static final int DUMP_INSTALLS = 1 << 16; 18768 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 18769 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 18770 public static final int DUMP_FROZEN = 1 << 19; 18771 public static final int DUMP_DEXOPT = 1 << 20; 18772 public static final int DUMP_COMPILER_STATS = 1 << 21; 18773 18774 public static final int OPTION_SHOW_FILTERS = 1 << 0; 18775 18776 private int mTypes; 18777 18778 private int mOptions; 18779 18780 private boolean mTitlePrinted; 18781 18782 private SharedUserSetting mSharedUser; 18783 18784 public boolean isDumping(int type) { 18785 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 18786 return true; 18787 } 18788 18789 return (mTypes & type) != 0; 18790 } 18791 18792 public void setDump(int type) { 18793 mTypes |= type; 18794 } 18795 18796 public boolean isOptionEnabled(int option) { 18797 return (mOptions & option) != 0; 18798 } 18799 18800 public void setOptionEnabled(int option) { 18801 mOptions |= option; 18802 } 18803 18804 public boolean onTitlePrinted() { 18805 final boolean printed = mTitlePrinted; 18806 mTitlePrinted = true; 18807 return printed; 18808 } 18809 18810 public boolean getTitlePrinted() { 18811 return mTitlePrinted; 18812 } 18813 18814 public void setTitlePrinted(boolean enabled) { 18815 mTitlePrinted = enabled; 18816 } 18817 18818 public SharedUserSetting getSharedUser() { 18819 return mSharedUser; 18820 } 18821 18822 public void setSharedUser(SharedUserSetting user) { 18823 mSharedUser = user; 18824 } 18825 } 18826 18827 @Override 18828 public void onShellCommand(FileDescriptor in, FileDescriptor out, 18829 FileDescriptor err, String[] args, ShellCallback callback, 18830 ResultReceiver resultReceiver) { 18831 (new PackageManagerShellCommand(this)).exec( 18832 this, in, out, err, args, callback, resultReceiver); 18833 } 18834 18835 @Override 18836 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 18837 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 18838 != PackageManager.PERMISSION_GRANTED) { 18839 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 18840 + Binder.getCallingPid() 18841 + ", uid=" + Binder.getCallingUid() 18842 + " without permission " 18843 + android.Manifest.permission.DUMP); 18844 return; 18845 } 18846 18847 DumpState dumpState = new DumpState(); 18848 boolean fullPreferred = false; 18849 boolean checkin = false; 18850 18851 String packageName = null; 18852 ArraySet<String> permissionNames = null; 18853 18854 int opti = 0; 18855 while (opti < args.length) { 18856 String opt = args[opti]; 18857 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 18858 break; 18859 } 18860 opti++; 18861 18862 if ("-a".equals(opt)) { 18863 // Right now we only know how to print all. 18864 } else if ("-h".equals(opt)) { 18865 pw.println("Package manager dump options:"); 18866 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 18867 pw.println(" --checkin: dump for a checkin"); 18868 pw.println(" -f: print details of intent filters"); 18869 pw.println(" -h: print this help"); 18870 pw.println(" cmd may be one of:"); 18871 pw.println(" l[ibraries]: list known shared libraries"); 18872 pw.println(" f[eatures]: list device features"); 18873 pw.println(" k[eysets]: print known keysets"); 18874 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 18875 pw.println(" perm[issions]: dump permissions"); 18876 pw.println(" permission [name ...]: dump declaration and use of given permission"); 18877 pw.println(" pref[erred]: print preferred package settings"); 18878 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 18879 pw.println(" prov[iders]: dump content providers"); 18880 pw.println(" p[ackages]: dump installed packages"); 18881 pw.println(" s[hared-users]: dump shared user IDs"); 18882 pw.println(" m[essages]: print collected runtime messages"); 18883 pw.println(" v[erifiers]: print package verifier info"); 18884 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 18885 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 18886 pw.println(" version: print database version info"); 18887 pw.println(" write: write current settings now"); 18888 pw.println(" installs: details about install sessions"); 18889 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 18890 pw.println(" dexopt: dump dexopt state"); 18891 pw.println(" compiler-stats: dump compiler statistics"); 18892 pw.println(" <package.name>: info about given package"); 18893 return; 18894 } else if ("--checkin".equals(opt)) { 18895 checkin = true; 18896 } else if ("-f".equals(opt)) { 18897 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18898 } else { 18899 pw.println("Unknown argument: " + opt + "; use -h for help"); 18900 } 18901 } 18902 18903 // Is the caller requesting to dump a particular piece of data? 18904 if (opti < args.length) { 18905 String cmd = args[opti]; 18906 opti++; 18907 // Is this a package name? 18908 if ("android".equals(cmd) || cmd.contains(".")) { 18909 packageName = cmd; 18910 // When dumping a single package, we always dump all of its 18911 // filter information since the amount of data will be reasonable. 18912 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18913 } else if ("check-permission".equals(cmd)) { 18914 if (opti >= args.length) { 18915 pw.println("Error: check-permission missing permission argument"); 18916 return; 18917 } 18918 String perm = args[opti]; 18919 opti++; 18920 if (opti >= args.length) { 18921 pw.println("Error: check-permission missing package argument"); 18922 return; 18923 } 18924 String pkg = args[opti]; 18925 opti++; 18926 int user = UserHandle.getUserId(Binder.getCallingUid()); 18927 if (opti < args.length) { 18928 try { 18929 user = Integer.parseInt(args[opti]); 18930 } catch (NumberFormatException e) { 18931 pw.println("Error: check-permission user argument is not a number: " 18932 + args[opti]); 18933 return; 18934 } 18935 } 18936 pw.println(checkPermission(perm, pkg, user)); 18937 return; 18938 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 18939 dumpState.setDump(DumpState.DUMP_LIBS); 18940 } else if ("f".equals(cmd) || "features".equals(cmd)) { 18941 dumpState.setDump(DumpState.DUMP_FEATURES); 18942 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 18943 if (opti >= args.length) { 18944 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 18945 | DumpState.DUMP_SERVICE_RESOLVERS 18946 | DumpState.DUMP_RECEIVER_RESOLVERS 18947 | DumpState.DUMP_CONTENT_RESOLVERS); 18948 } else { 18949 while (opti < args.length) { 18950 String name = args[opti]; 18951 if ("a".equals(name) || "activity".equals(name)) { 18952 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 18953 } else if ("s".equals(name) || "service".equals(name)) { 18954 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 18955 } else if ("r".equals(name) || "receiver".equals(name)) { 18956 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 18957 } else if ("c".equals(name) || "content".equals(name)) { 18958 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 18959 } else { 18960 pw.println("Error: unknown resolver table type: " + name); 18961 return; 18962 } 18963 opti++; 18964 } 18965 } 18966 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 18967 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 18968 } else if ("permission".equals(cmd)) { 18969 if (opti >= args.length) { 18970 pw.println("Error: permission requires permission name"); 18971 return; 18972 } 18973 permissionNames = new ArraySet<>(); 18974 while (opti < args.length) { 18975 permissionNames.add(args[opti]); 18976 opti++; 18977 } 18978 dumpState.setDump(DumpState.DUMP_PERMISSIONS 18979 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 18980 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 18981 dumpState.setDump(DumpState.DUMP_PREFERRED); 18982 } else if ("preferred-xml".equals(cmd)) { 18983 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 18984 if (opti < args.length && "--full".equals(args[opti])) { 18985 fullPreferred = true; 18986 opti++; 18987 } 18988 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 18989 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 18990 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 18991 dumpState.setDump(DumpState.DUMP_PACKAGES); 18992 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 18993 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 18994 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 18995 dumpState.setDump(DumpState.DUMP_PROVIDERS); 18996 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 18997 dumpState.setDump(DumpState.DUMP_MESSAGES); 18998 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 18999 dumpState.setDump(DumpState.DUMP_VERIFIERS); 19000 } else if ("i".equals(cmd) || "ifv".equals(cmd) 19001 || "intent-filter-verifiers".equals(cmd)) { 19002 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 19003 } else if ("version".equals(cmd)) { 19004 dumpState.setDump(DumpState.DUMP_VERSION); 19005 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 19006 dumpState.setDump(DumpState.DUMP_KEYSETS); 19007 } else if ("installs".equals(cmd)) { 19008 dumpState.setDump(DumpState.DUMP_INSTALLS); 19009 } else if ("frozen".equals(cmd)) { 19010 dumpState.setDump(DumpState.DUMP_FROZEN); 19011 } else if ("dexopt".equals(cmd)) { 19012 dumpState.setDump(DumpState.DUMP_DEXOPT); 19013 } else if ("compiler-stats".equals(cmd)) { 19014 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 19015 } else if ("write".equals(cmd)) { 19016 synchronized (mPackages) { 19017 mSettings.writeLPr(); 19018 pw.println("Settings written."); 19019 return; 19020 } 19021 } 19022 } 19023 19024 if (checkin) { 19025 pw.println("vers,1"); 19026 } 19027 19028 // reader 19029 synchronized (mPackages) { 19030 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 19031 if (!checkin) { 19032 if (dumpState.onTitlePrinted()) 19033 pw.println(); 19034 pw.println("Database versions:"); 19035 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 19036 } 19037 } 19038 19039 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 19040 if (!checkin) { 19041 if (dumpState.onTitlePrinted()) 19042 pw.println(); 19043 pw.println("Verifiers:"); 19044 pw.print(" Required: "); 19045 pw.print(mRequiredVerifierPackage); 19046 pw.print(" (uid="); 19047 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 19048 UserHandle.USER_SYSTEM)); 19049 pw.println(")"); 19050 } else if (mRequiredVerifierPackage != null) { 19051 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 19052 pw.print(","); 19053 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 19054 UserHandle.USER_SYSTEM)); 19055 } 19056 } 19057 19058 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 19059 packageName == null) { 19060 if (mIntentFilterVerifierComponent != null) { 19061 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 19062 if (!checkin) { 19063 if (dumpState.onTitlePrinted()) 19064 pw.println(); 19065 pw.println("Intent Filter Verifier:"); 19066 pw.print(" Using: "); 19067 pw.print(verifierPackageName); 19068 pw.print(" (uid="); 19069 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 19070 UserHandle.USER_SYSTEM)); 19071 pw.println(")"); 19072 } else if (verifierPackageName != null) { 19073 pw.print("ifv,"); pw.print(verifierPackageName); 19074 pw.print(","); 19075 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 19076 UserHandle.USER_SYSTEM)); 19077 } 19078 } else { 19079 pw.println(); 19080 pw.println("No Intent Filter Verifier available!"); 19081 } 19082 } 19083 19084 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 19085 boolean printedHeader = false; 19086 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 19087 while (it.hasNext()) { 19088 String name = it.next(); 19089 SharedLibraryEntry ent = mSharedLibraries.get(name); 19090 if (!checkin) { 19091 if (!printedHeader) { 19092 if (dumpState.onTitlePrinted()) 19093 pw.println(); 19094 pw.println("Libraries:"); 19095 printedHeader = true; 19096 } 19097 pw.print(" "); 19098 } else { 19099 pw.print("lib,"); 19100 } 19101 pw.print(name); 19102 if (!checkin) { 19103 pw.print(" -> "); 19104 } 19105 if (ent.path != null) { 19106 if (!checkin) { 19107 pw.print("(jar) "); 19108 pw.print(ent.path); 19109 } else { 19110 pw.print(",jar,"); 19111 pw.print(ent.path); 19112 } 19113 } else { 19114 if (!checkin) { 19115 pw.print("(apk) "); 19116 pw.print(ent.apk); 19117 } else { 19118 pw.print(",apk,"); 19119 pw.print(ent.apk); 19120 } 19121 } 19122 pw.println(); 19123 } 19124 } 19125 19126 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 19127 if (dumpState.onTitlePrinted()) 19128 pw.println(); 19129 if (!checkin) { 19130 pw.println("Features:"); 19131 } 19132 19133 for (FeatureInfo feat : mAvailableFeatures.values()) { 19134 if (checkin) { 19135 pw.print("feat,"); 19136 pw.print(feat.name); 19137 pw.print(","); 19138 pw.println(feat.version); 19139 } else { 19140 pw.print(" "); 19141 pw.print(feat.name); 19142 if (feat.version > 0) { 19143 pw.print(" version="); 19144 pw.print(feat.version); 19145 } 19146 pw.println(); 19147 } 19148 } 19149 } 19150 19151 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 19152 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 19153 : "Activity Resolver Table:", " ", packageName, 19154 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 19155 dumpState.setTitlePrinted(true); 19156 } 19157 } 19158 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 19159 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 19160 : "Receiver Resolver Table:", " ", packageName, 19161 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 19162 dumpState.setTitlePrinted(true); 19163 } 19164 } 19165 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 19166 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 19167 : "Service Resolver Table:", " ", packageName, 19168 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 19169 dumpState.setTitlePrinted(true); 19170 } 19171 } 19172 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 19173 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 19174 : "Provider Resolver Table:", " ", packageName, 19175 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 19176 dumpState.setTitlePrinted(true); 19177 } 19178 } 19179 19180 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 19181 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19182 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19183 int user = mSettings.mPreferredActivities.keyAt(i); 19184 if (pir.dump(pw, 19185 dumpState.getTitlePrinted() 19186 ? "\nPreferred Activities User " + user + ":" 19187 : "Preferred Activities User " + user + ":", " ", 19188 packageName, true, false)) { 19189 dumpState.setTitlePrinted(true); 19190 } 19191 } 19192 } 19193 19194 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 19195 pw.flush(); 19196 FileOutputStream fout = new FileOutputStream(fd); 19197 BufferedOutputStream str = new BufferedOutputStream(fout); 19198 XmlSerializer serializer = new FastXmlSerializer(); 19199 try { 19200 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 19201 serializer.startDocument(null, true); 19202 serializer.setFeature( 19203 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 19204 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 19205 serializer.endDocument(); 19206 serializer.flush(); 19207 } catch (IllegalArgumentException e) { 19208 pw.println("Failed writing: " + e); 19209 } catch (IllegalStateException e) { 19210 pw.println("Failed writing: " + e); 19211 } catch (IOException e) { 19212 pw.println("Failed writing: " + e); 19213 } 19214 } 19215 19216 if (!checkin 19217 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 19218 && packageName == null) { 19219 pw.println(); 19220 int count = mSettings.mPackages.size(); 19221 if (count == 0) { 19222 pw.println("No applications!"); 19223 pw.println(); 19224 } else { 19225 final String prefix = " "; 19226 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 19227 if (allPackageSettings.size() == 0) { 19228 pw.println("No domain preferred apps!"); 19229 pw.println(); 19230 } else { 19231 pw.println("App verification status:"); 19232 pw.println(); 19233 count = 0; 19234 for (PackageSetting ps : allPackageSettings) { 19235 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 19236 if (ivi == null || ivi.getPackageName() == null) continue; 19237 pw.println(prefix + "Package: " + ivi.getPackageName()); 19238 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 19239 pw.println(prefix + "Status: " + ivi.getStatusString()); 19240 pw.println(); 19241 count++; 19242 } 19243 if (count == 0) { 19244 pw.println(prefix + "No app verification established."); 19245 pw.println(); 19246 } 19247 for (int userId : sUserManager.getUserIds()) { 19248 pw.println("App linkages for user " + userId + ":"); 19249 pw.println(); 19250 count = 0; 19251 for (PackageSetting ps : allPackageSettings) { 19252 final long status = ps.getDomainVerificationStatusForUser(userId); 19253 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 19254 continue; 19255 } 19256 pw.println(prefix + "Package: " + ps.name); 19257 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 19258 String statusStr = IntentFilterVerificationInfo. 19259 getStatusStringFromValue(status); 19260 pw.println(prefix + "Status: " + statusStr); 19261 pw.println(); 19262 count++; 19263 } 19264 if (count == 0) { 19265 pw.println(prefix + "No configured app linkages."); 19266 pw.println(); 19267 } 19268 } 19269 } 19270 } 19271 } 19272 19273 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 19274 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 19275 if (packageName == null && permissionNames == null) { 19276 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 19277 if (iperm == 0) { 19278 if (dumpState.onTitlePrinted()) 19279 pw.println(); 19280 pw.println("AppOp Permissions:"); 19281 } 19282 pw.print(" AppOp Permission "); 19283 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 19284 pw.println(":"); 19285 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 19286 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 19287 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 19288 } 19289 } 19290 } 19291 } 19292 19293 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 19294 boolean printedSomething = false; 19295 for (PackageParser.Provider p : mProviders.mProviders.values()) { 19296 if (packageName != null && !packageName.equals(p.info.packageName)) { 19297 continue; 19298 } 19299 if (!printedSomething) { 19300 if (dumpState.onTitlePrinted()) 19301 pw.println(); 19302 pw.println("Registered ContentProviders:"); 19303 printedSomething = true; 19304 } 19305 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 19306 pw.print(" "); pw.println(p.toString()); 19307 } 19308 printedSomething = false; 19309 for (Map.Entry<String, PackageParser.Provider> entry : 19310 mProvidersByAuthority.entrySet()) { 19311 PackageParser.Provider p = entry.getValue(); 19312 if (packageName != null && !packageName.equals(p.info.packageName)) { 19313 continue; 19314 } 19315 if (!printedSomething) { 19316 if (dumpState.onTitlePrinted()) 19317 pw.println(); 19318 pw.println("ContentProvider Authorities:"); 19319 printedSomething = true; 19320 } 19321 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 19322 pw.print(" "); pw.println(p.toString()); 19323 if (p.info != null && p.info.applicationInfo != null) { 19324 final String appInfo = p.info.applicationInfo.toString(); 19325 pw.print(" applicationInfo="); pw.println(appInfo); 19326 } 19327 } 19328 } 19329 19330 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 19331 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 19332 } 19333 19334 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 19335 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 19336 } 19337 19338 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 19339 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 19340 } 19341 19342 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 19343 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 19344 } 19345 19346 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 19347 // XXX should handle packageName != null by dumping only install data that 19348 // the given package is involved with. 19349 if (dumpState.onTitlePrinted()) pw.println(); 19350 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 19351 } 19352 19353 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 19354 // XXX should handle packageName != null by dumping only install data that 19355 // the given package is involved with. 19356 if (dumpState.onTitlePrinted()) pw.println(); 19357 19358 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 19359 ipw.println(); 19360 ipw.println("Frozen packages:"); 19361 ipw.increaseIndent(); 19362 if (mFrozenPackages.size() == 0) { 19363 ipw.println("(none)"); 19364 } else { 19365 for (int i = 0; i < mFrozenPackages.size(); i++) { 19366 ipw.println(mFrozenPackages.valueAt(i)); 19367 } 19368 } 19369 ipw.decreaseIndent(); 19370 } 19371 19372 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 19373 if (dumpState.onTitlePrinted()) pw.println(); 19374 dumpDexoptStateLPr(pw, packageName); 19375 } 19376 19377 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 19378 if (dumpState.onTitlePrinted()) pw.println(); 19379 dumpCompilerStatsLPr(pw, packageName); 19380 } 19381 19382 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 19383 if (dumpState.onTitlePrinted()) pw.println(); 19384 mSettings.dumpReadMessagesLPr(pw, dumpState); 19385 19386 pw.println(); 19387 pw.println("Package warning messages:"); 19388 BufferedReader in = null; 19389 String line = null; 19390 try { 19391 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 19392 while ((line = in.readLine()) != null) { 19393 if (line.contains("ignored: updated version")) continue; 19394 pw.println(line); 19395 } 19396 } catch (IOException ignored) { 19397 } finally { 19398 IoUtils.closeQuietly(in); 19399 } 19400 } 19401 19402 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 19403 BufferedReader in = null; 19404 String line = null; 19405 try { 19406 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 19407 while ((line = in.readLine()) != null) { 19408 if (line.contains("ignored: updated version")) continue; 19409 pw.print("msg,"); 19410 pw.println(line); 19411 } 19412 } catch (IOException ignored) { 19413 } finally { 19414 IoUtils.closeQuietly(in); 19415 } 19416 } 19417 } 19418 } 19419 19420 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 19421 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 19422 ipw.println(); 19423 ipw.println("Dexopt state:"); 19424 ipw.increaseIndent(); 19425 Collection<PackageParser.Package> packages = null; 19426 if (packageName != null) { 19427 PackageParser.Package targetPackage = mPackages.get(packageName); 19428 if (targetPackage != null) { 19429 packages = Collections.singletonList(targetPackage); 19430 } else { 19431 ipw.println("Unable to find package: " + packageName); 19432 return; 19433 } 19434 } else { 19435 packages = mPackages.values(); 19436 } 19437 19438 for (PackageParser.Package pkg : packages) { 19439 ipw.println("[" + pkg.packageName + "]"); 19440 ipw.increaseIndent(); 19441 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 19442 ipw.decreaseIndent(); 19443 } 19444 } 19445 19446 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 19447 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 19448 ipw.println(); 19449 ipw.println("Compiler stats:"); 19450 ipw.increaseIndent(); 19451 Collection<PackageParser.Package> packages = null; 19452 if (packageName != null) { 19453 PackageParser.Package targetPackage = mPackages.get(packageName); 19454 if (targetPackage != null) { 19455 packages = Collections.singletonList(targetPackage); 19456 } else { 19457 ipw.println("Unable to find package: " + packageName); 19458 return; 19459 } 19460 } else { 19461 packages = mPackages.values(); 19462 } 19463 19464 for (PackageParser.Package pkg : packages) { 19465 ipw.println("[" + pkg.packageName + "]"); 19466 ipw.increaseIndent(); 19467 19468 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 19469 if (stats == null) { 19470 ipw.println("(No recorded stats)"); 19471 } else { 19472 stats.dump(ipw); 19473 } 19474 ipw.decreaseIndent(); 19475 } 19476 } 19477 19478 private String dumpDomainString(String packageName) { 19479 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 19480 .getList(); 19481 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 19482 19483 ArraySet<String> result = new ArraySet<>(); 19484 if (iviList.size() > 0) { 19485 for (IntentFilterVerificationInfo ivi : iviList) { 19486 for (String host : ivi.getDomains()) { 19487 result.add(host); 19488 } 19489 } 19490 } 19491 if (filters != null && filters.size() > 0) { 19492 for (IntentFilter filter : filters) { 19493 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 19494 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 19495 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 19496 result.addAll(filter.getHostsList()); 19497 } 19498 } 19499 } 19500 19501 StringBuilder sb = new StringBuilder(result.size() * 16); 19502 for (String domain : result) { 19503 if (sb.length() > 0) sb.append(" "); 19504 sb.append(domain); 19505 } 19506 return sb.toString(); 19507 } 19508 19509 // ------- apps on sdcard specific code ------- 19510 static final boolean DEBUG_SD_INSTALL = false; 19511 19512 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 19513 19514 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 19515 19516 private boolean mMediaMounted = false; 19517 19518 static String getEncryptKey() { 19519 try { 19520 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 19521 SD_ENCRYPTION_KEYSTORE_NAME); 19522 if (sdEncKey == null) { 19523 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 19524 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 19525 if (sdEncKey == null) { 19526 Slog.e(TAG, "Failed to create encryption keys"); 19527 return null; 19528 } 19529 } 19530 return sdEncKey; 19531 } catch (NoSuchAlgorithmException nsae) { 19532 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 19533 return null; 19534 } catch (IOException ioe) { 19535 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 19536 return null; 19537 } 19538 } 19539 19540 /* 19541 * Update media status on PackageManager. 19542 */ 19543 @Override 19544 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 19545 int callingUid = Binder.getCallingUid(); 19546 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 19547 throw new SecurityException("Media status can only be updated by the system"); 19548 } 19549 // reader; this apparently protects mMediaMounted, but should probably 19550 // be a different lock in that case. 19551 synchronized (mPackages) { 19552 Log.i(TAG, "Updating external media status from " 19553 + (mMediaMounted ? "mounted" : "unmounted") + " to " 19554 + (mediaStatus ? "mounted" : "unmounted")); 19555 if (DEBUG_SD_INSTALL) 19556 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 19557 + ", mMediaMounted=" + mMediaMounted); 19558 if (mediaStatus == mMediaMounted) { 19559 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 19560 : 0, -1); 19561 mHandler.sendMessage(msg); 19562 return; 19563 } 19564 mMediaMounted = mediaStatus; 19565 } 19566 // Queue up an async operation since the package installation may take a 19567 // little while. 19568 mHandler.post(new Runnable() { 19569 public void run() { 19570 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 19571 } 19572 }); 19573 } 19574 19575 /** 19576 * Called by StorageManagerService when the initial ASECs to scan are available. 19577 * Should block until all the ASEC containers are finished being scanned. 19578 */ 19579 public void scanAvailableAsecs() { 19580 updateExternalMediaStatusInner(true, false, false); 19581 } 19582 19583 /* 19584 * Collect information of applications on external media, map them against 19585 * existing containers and update information based on current mount status. 19586 * Please note that we always have to report status if reportStatus has been 19587 * set to true especially when unloading packages. 19588 */ 19589 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 19590 boolean externalStorage) { 19591 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 19592 int[] uidArr = EmptyArray.INT; 19593 19594 final String[] list = PackageHelper.getSecureContainerList(); 19595 if (ArrayUtils.isEmpty(list)) { 19596 Log.i(TAG, "No secure containers found"); 19597 } else { 19598 // Process list of secure containers and categorize them 19599 // as active or stale based on their package internal state. 19600 19601 // reader 19602 synchronized (mPackages) { 19603 for (String cid : list) { 19604 // Leave stages untouched for now; installer service owns them 19605 if (PackageInstallerService.isStageName(cid)) continue; 19606 19607 if (DEBUG_SD_INSTALL) 19608 Log.i(TAG, "Processing container " + cid); 19609 String pkgName = getAsecPackageName(cid); 19610 if (pkgName == null) { 19611 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 19612 continue; 19613 } 19614 if (DEBUG_SD_INSTALL) 19615 Log.i(TAG, "Looking for pkg : " + pkgName); 19616 19617 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19618 if (ps == null) { 19619 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 19620 continue; 19621 } 19622 19623 /* 19624 * Skip packages that are not external if we're unmounting 19625 * external storage. 19626 */ 19627 if (externalStorage && !isMounted && !isExternal(ps)) { 19628 continue; 19629 } 19630 19631 final AsecInstallArgs args = new AsecInstallArgs(cid, 19632 getAppDexInstructionSets(ps), ps.isForwardLocked()); 19633 // The package status is changed only if the code path 19634 // matches between settings and the container id. 19635 if (ps.codePathString != null 19636 && ps.codePathString.startsWith(args.getCodePath())) { 19637 if (DEBUG_SD_INSTALL) { 19638 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 19639 + " at code path: " + ps.codePathString); 19640 } 19641 19642 // We do have a valid package installed on sdcard 19643 processCids.put(args, ps.codePathString); 19644 final int uid = ps.appId; 19645 if (uid != -1) { 19646 uidArr = ArrayUtils.appendInt(uidArr, uid); 19647 } 19648 } else { 19649 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 19650 + ps.codePathString); 19651 } 19652 } 19653 } 19654 19655 Arrays.sort(uidArr); 19656 } 19657 19658 // Process packages with valid entries. 19659 if (isMounted) { 19660 if (DEBUG_SD_INSTALL) 19661 Log.i(TAG, "Loading packages"); 19662 loadMediaPackages(processCids, uidArr, externalStorage); 19663 startCleaningPackages(); 19664 mInstallerService.onSecureContainersAvailable(); 19665 } else { 19666 if (DEBUG_SD_INSTALL) 19667 Log.i(TAG, "Unloading packages"); 19668 unloadMediaPackages(processCids, uidArr, reportStatus); 19669 } 19670 } 19671 19672 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19673 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 19674 final int size = infos.size(); 19675 final String[] packageNames = new String[size]; 19676 final int[] packageUids = new int[size]; 19677 for (int i = 0; i < size; i++) { 19678 final ApplicationInfo info = infos.get(i); 19679 packageNames[i] = info.packageName; 19680 packageUids[i] = info.uid; 19681 } 19682 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 19683 finishedReceiver); 19684 } 19685 19686 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19687 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19688 sendResourcesChangedBroadcast(mediaStatus, replacing, 19689 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 19690 } 19691 19692 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19693 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19694 int size = pkgList.length; 19695 if (size > 0) { 19696 // Send broadcasts here 19697 Bundle extras = new Bundle(); 19698 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 19699 if (uidArr != null) { 19700 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 19701 } 19702 if (replacing) { 19703 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 19704 } 19705 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 19706 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 19707 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 19708 } 19709 } 19710 19711 /* 19712 * Look at potentially valid container ids from processCids If package 19713 * information doesn't match the one on record or package scanning fails, 19714 * the cid is added to list of removeCids. We currently don't delete stale 19715 * containers. 19716 */ 19717 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 19718 boolean externalStorage) { 19719 ArrayList<String> pkgList = new ArrayList<String>(); 19720 Set<AsecInstallArgs> keys = processCids.keySet(); 19721 19722 for (AsecInstallArgs args : keys) { 19723 String codePath = processCids.get(args); 19724 if (DEBUG_SD_INSTALL) 19725 Log.i(TAG, "Loading container : " + args.cid); 19726 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 19727 try { 19728 // Make sure there are no container errors first. 19729 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 19730 Slog.e(TAG, "Failed to mount cid : " + args.cid 19731 + " when installing from sdcard"); 19732 continue; 19733 } 19734 // Check code path here. 19735 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 19736 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 19737 + " does not match one in settings " + codePath); 19738 continue; 19739 } 19740 // Parse package 19741 int parseFlags = mDefParseFlags; 19742 if (args.isExternalAsec()) { 19743 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 19744 } 19745 if (args.isFwdLocked()) { 19746 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 19747 } 19748 19749 synchronized (mInstallLock) { 19750 PackageParser.Package pkg = null; 19751 try { 19752 // Sadly we don't know the package name yet to freeze it 19753 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 19754 SCAN_IGNORE_FROZEN, 0, null); 19755 } catch (PackageManagerException e) { 19756 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 19757 } 19758 // Scan the package 19759 if (pkg != null) { 19760 /* 19761 * TODO why is the lock being held? doPostInstall is 19762 * called in other places without the lock. This needs 19763 * to be straightened out. 19764 */ 19765 // writer 19766 synchronized (mPackages) { 19767 retCode = PackageManager.INSTALL_SUCCEEDED; 19768 pkgList.add(pkg.packageName); 19769 // Post process args 19770 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 19771 pkg.applicationInfo.uid); 19772 } 19773 } else { 19774 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 19775 } 19776 } 19777 19778 } finally { 19779 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 19780 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 19781 } 19782 } 19783 } 19784 // writer 19785 synchronized (mPackages) { 19786 // If the platform SDK has changed since the last time we booted, 19787 // we need to re-grant app permission to catch any new ones that 19788 // appear. This is really a hack, and means that apps can in some 19789 // cases get permissions that the user didn't initially explicitly 19790 // allow... it would be nice to have some better way to handle 19791 // this situation. 19792 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 19793 : mSettings.getInternalVersion(); 19794 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 19795 : StorageManager.UUID_PRIVATE_INTERNAL; 19796 19797 int updateFlags = UPDATE_PERMISSIONS_ALL; 19798 if (ver.sdkVersion != mSdkVersion) { 19799 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19800 + mSdkVersion + "; regranting permissions for external"); 19801 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19802 } 19803 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19804 19805 // Yay, everything is now upgraded 19806 ver.forceCurrent(); 19807 19808 // can downgrade to reader 19809 // Persist settings 19810 mSettings.writeLPr(); 19811 } 19812 // Send a broadcast to let everyone know we are done processing 19813 if (pkgList.size() > 0) { 19814 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 19815 } 19816 } 19817 19818 /* 19819 * Utility method to unload a list of specified containers 19820 */ 19821 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 19822 // Just unmount all valid containers. 19823 for (AsecInstallArgs arg : cidArgs) { 19824 synchronized (mInstallLock) { 19825 arg.doPostDeleteLI(false); 19826 } 19827 } 19828 } 19829 19830 /* 19831 * Unload packages mounted on external media. This involves deleting package 19832 * data from internal structures, sending broadcasts about disabled packages, 19833 * gc'ing to free up references, unmounting all secure containers 19834 * corresponding to packages on external media, and posting a 19835 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 19836 * that we always have to post this message if status has been requested no 19837 * matter what. 19838 */ 19839 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 19840 final boolean reportStatus) { 19841 if (DEBUG_SD_INSTALL) 19842 Log.i(TAG, "unloading media packages"); 19843 ArrayList<String> pkgList = new ArrayList<String>(); 19844 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 19845 final Set<AsecInstallArgs> keys = processCids.keySet(); 19846 for (AsecInstallArgs args : keys) { 19847 String pkgName = args.getPackageName(); 19848 if (DEBUG_SD_INSTALL) 19849 Log.i(TAG, "Trying to unload pkg : " + pkgName); 19850 // Delete package internally 19851 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19852 synchronized (mInstallLock) { 19853 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19854 final boolean res; 19855 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 19856 "unloadMediaPackages")) { 19857 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 19858 null); 19859 } 19860 if (res) { 19861 pkgList.add(pkgName); 19862 } else { 19863 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 19864 failedList.add(args); 19865 } 19866 } 19867 } 19868 19869 // reader 19870 synchronized (mPackages) { 19871 // We didn't update the settings after removing each package; 19872 // write them now for all packages. 19873 mSettings.writeLPr(); 19874 } 19875 19876 // We have to absolutely send UPDATED_MEDIA_STATUS only 19877 // after confirming that all the receivers processed the ordered 19878 // broadcast when packages get disabled, force a gc to clean things up. 19879 // and unload all the containers. 19880 if (pkgList.size() > 0) { 19881 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 19882 new IIntentReceiver.Stub() { 19883 public void performReceive(Intent intent, int resultCode, String data, 19884 Bundle extras, boolean ordered, boolean sticky, 19885 int sendingUser) throws RemoteException { 19886 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 19887 reportStatus ? 1 : 0, 1, keys); 19888 mHandler.sendMessage(msg); 19889 } 19890 }); 19891 } else { 19892 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 19893 keys); 19894 mHandler.sendMessage(msg); 19895 } 19896 } 19897 19898 private void loadPrivatePackages(final VolumeInfo vol) { 19899 mHandler.post(new Runnable() { 19900 @Override 19901 public void run() { 19902 loadPrivatePackagesInner(vol); 19903 } 19904 }); 19905 } 19906 19907 private void loadPrivatePackagesInner(VolumeInfo vol) { 19908 final String volumeUuid = vol.fsUuid; 19909 if (TextUtils.isEmpty(volumeUuid)) { 19910 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 19911 return; 19912 } 19913 19914 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 19915 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 19916 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 19917 19918 final VersionInfo ver; 19919 final List<PackageSetting> packages; 19920 synchronized (mPackages) { 19921 ver = mSettings.findOrCreateVersion(volumeUuid); 19922 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19923 } 19924 19925 for (PackageSetting ps : packages) { 19926 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 19927 synchronized (mInstallLock) { 19928 final PackageParser.Package pkg; 19929 try { 19930 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 19931 loaded.add(pkg.applicationInfo); 19932 19933 } catch (PackageManagerException e) { 19934 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 19935 } 19936 19937 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 19938 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 19939 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 19940 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19941 } 19942 } 19943 } 19944 19945 // Reconcile app data for all started/unlocked users 19946 final StorageManager sm = mContext.getSystemService(StorageManager.class); 19947 final UserManager um = mContext.getSystemService(UserManager.class); 19948 UserManagerInternal umInternal = getUserManagerInternal(); 19949 for (UserInfo user : um.getUsers()) { 19950 final int flags; 19951 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19952 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19953 } else if (umInternal.isUserRunning(user.id)) { 19954 flags = StorageManager.FLAG_STORAGE_DE; 19955 } else { 19956 continue; 19957 } 19958 19959 try { 19960 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 19961 synchronized (mInstallLock) { 19962 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 19963 } 19964 } catch (IllegalStateException e) { 19965 // Device was probably ejected, and we'll process that event momentarily 19966 Slog.w(TAG, "Failed to prepare storage: " + e); 19967 } 19968 } 19969 19970 synchronized (mPackages) { 19971 int updateFlags = UPDATE_PERMISSIONS_ALL; 19972 if (ver.sdkVersion != mSdkVersion) { 19973 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19974 + mSdkVersion + "; regranting permissions for " + volumeUuid); 19975 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19976 } 19977 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19978 19979 // Yay, everything is now upgraded 19980 ver.forceCurrent(); 19981 19982 mSettings.writeLPr(); 19983 } 19984 19985 for (PackageFreezer freezer : freezers) { 19986 freezer.close(); 19987 } 19988 19989 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 19990 sendResourcesChangedBroadcast(true, false, loaded, null); 19991 } 19992 19993 private void unloadPrivatePackages(final VolumeInfo vol) { 19994 mHandler.post(new Runnable() { 19995 @Override 19996 public void run() { 19997 unloadPrivatePackagesInner(vol); 19998 } 19999 }); 20000 } 20001 20002 private void unloadPrivatePackagesInner(VolumeInfo vol) { 20003 final String volumeUuid = vol.fsUuid; 20004 if (TextUtils.isEmpty(volumeUuid)) { 20005 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 20006 return; 20007 } 20008 20009 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 20010 synchronized (mInstallLock) { 20011 synchronized (mPackages) { 20012 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 20013 for (PackageSetting ps : packages) { 20014 if (ps.pkg == null) continue; 20015 20016 final ApplicationInfo info = ps.pkg.applicationInfo; 20017 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 20018 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 20019 20020 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 20021 "unloadPrivatePackagesInner")) { 20022 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 20023 false, null)) { 20024 unloaded.add(info); 20025 } else { 20026 Slog.w(TAG, "Failed to unload " + ps.codePath); 20027 } 20028 } 20029 20030 // Try very hard to release any references to this package 20031 // so we don't risk the system server being killed due to 20032 // open FDs 20033 AttributeCache.instance().removePackage(ps.name); 20034 } 20035 20036 mSettings.writeLPr(); 20037 } 20038 } 20039 20040 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 20041 sendResourcesChangedBroadcast(false, false, unloaded, null); 20042 20043 // Try very hard to release any references to this path so we don't risk 20044 // the system server being killed due to open FDs 20045 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 20046 20047 for (int i = 0; i < 3; i++) { 20048 System.gc(); 20049 System.runFinalization(); 20050 } 20051 } 20052 20053 /** 20054 * Prepare storage areas for given user on all mounted devices. 20055 */ 20056 void prepareUserData(int userId, int userSerial, int flags) { 20057 synchronized (mInstallLock) { 20058 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20059 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 20060 final String volumeUuid = vol.getFsUuid(); 20061 prepareUserDataLI(volumeUuid, userId, userSerial, flags, true); 20062 } 20063 } 20064 } 20065 20066 private void prepareUserDataLI(String volumeUuid, int userId, int userSerial, int flags, 20067 boolean allowRecover) { 20068 // Prepare storage and verify that serial numbers are consistent; if 20069 // there's a mismatch we need to destroy to avoid leaking data 20070 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20071 try { 20072 storage.prepareUserStorage(volumeUuid, userId, userSerial, flags); 20073 20074 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0 && !mOnlyCore) { 20075 UserManagerService.enforceSerialNumber( 20076 Environment.getDataUserDeDirectory(volumeUuid, userId), userSerial); 20077 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 20078 UserManagerService.enforceSerialNumber( 20079 Environment.getDataSystemDeDirectory(userId), userSerial); 20080 } 20081 } 20082 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && !mOnlyCore) { 20083 UserManagerService.enforceSerialNumber( 20084 Environment.getDataUserCeDirectory(volumeUuid, userId), userSerial); 20085 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 20086 UserManagerService.enforceSerialNumber( 20087 Environment.getDataSystemCeDirectory(userId), userSerial); 20088 } 20089 } 20090 20091 synchronized (mInstallLock) { 20092 mInstaller.createUserData(volumeUuid, userId, userSerial, flags); 20093 } 20094 } catch (Exception e) { 20095 logCriticalInfo(Log.WARN, "Destroying user " + userId + " on volume " + volumeUuid 20096 + " because we failed to prepare: " + e); 20097 destroyUserDataLI(volumeUuid, userId, 20098 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 20099 20100 if (allowRecover) { 20101 // Try one last time; if we fail again we're really in trouble 20102 prepareUserDataLI(volumeUuid, userId, userSerial, flags, false); 20103 } 20104 } 20105 } 20106 20107 /** 20108 * Destroy storage areas for given user on all mounted devices. 20109 */ 20110 void destroyUserData(int userId, int flags) { 20111 synchronized (mInstallLock) { 20112 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20113 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 20114 final String volumeUuid = vol.getFsUuid(); 20115 destroyUserDataLI(volumeUuid, userId, flags); 20116 } 20117 } 20118 } 20119 20120 private void destroyUserDataLI(String volumeUuid, int userId, int flags) { 20121 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20122 try { 20123 // Clean up app data, profile data, and media data 20124 mInstaller.destroyUserData(volumeUuid, userId, flags); 20125 20126 // Clean up system data 20127 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 20128 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 20129 FileUtils.deleteContentsAndDir(Environment.getUserSystemDirectory(userId)); 20130 FileUtils.deleteContentsAndDir(Environment.getDataSystemDeDirectory(userId)); 20131 } 20132 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 20133 FileUtils.deleteContentsAndDir(Environment.getDataSystemCeDirectory(userId)); 20134 } 20135 } 20136 20137 // Data with special labels is now gone, so finish the job 20138 storage.destroyUserStorage(volumeUuid, userId, flags); 20139 20140 } catch (Exception e) { 20141 logCriticalInfo(Log.WARN, 20142 "Failed to destroy user " + userId + " on volume " + volumeUuid + ": " + e); 20143 } 20144 } 20145 20146 /** 20147 * Examine all users present on given mounted volume, and destroy data 20148 * belonging to users that are no longer valid, or whose user ID has been 20149 * recycled. 20150 */ 20151 private void reconcileUsers(String volumeUuid) { 20152 final List<File> files = new ArrayList<>(); 20153 Collections.addAll(files, FileUtils 20154 .listFilesOrEmpty(Environment.getDataUserDeDirectory(volumeUuid))); 20155 Collections.addAll(files, FileUtils 20156 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid))); 20157 Collections.addAll(files, FileUtils 20158 .listFilesOrEmpty(Environment.getDataSystemDeDirectory())); 20159 Collections.addAll(files, FileUtils 20160 .listFilesOrEmpty(Environment.getDataSystemCeDirectory())); 20161 for (File file : files) { 20162 if (!file.isDirectory()) continue; 20163 20164 final int userId; 20165 final UserInfo info; 20166 try { 20167 userId = Integer.parseInt(file.getName()); 20168 info = sUserManager.getUserInfo(userId); 20169 } catch (NumberFormatException e) { 20170 Slog.w(TAG, "Invalid user directory " + file); 20171 continue; 20172 } 20173 20174 boolean destroyUser = false; 20175 if (info == null) { 20176 logCriticalInfo(Log.WARN, "Destroying user directory " + file 20177 + " because no matching user was found"); 20178 destroyUser = true; 20179 } else if (!mOnlyCore) { 20180 try { 20181 UserManagerService.enforceSerialNumber(file, info.serialNumber); 20182 } catch (IOException e) { 20183 logCriticalInfo(Log.WARN, "Destroying user directory " + file 20184 + " because we failed to enforce serial number: " + e); 20185 destroyUser = true; 20186 } 20187 } 20188 20189 if (destroyUser) { 20190 synchronized (mInstallLock) { 20191 destroyUserDataLI(volumeUuid, userId, 20192 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 20193 } 20194 } 20195 } 20196 } 20197 20198 private void assertPackageKnown(String volumeUuid, String packageName) 20199 throws PackageManagerException { 20200 synchronized (mPackages) { 20201 // Normalize package name to handle renamed packages 20202 packageName = normalizePackageNameLPr(packageName); 20203 20204 final PackageSetting ps = mSettings.mPackages.get(packageName); 20205 if (ps == null) { 20206 throw new PackageManagerException("Package " + packageName + " is unknown"); 20207 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 20208 throw new PackageManagerException( 20209 "Package " + packageName + " found on unknown volume " + volumeUuid 20210 + "; expected volume " + ps.volumeUuid); 20211 } 20212 } 20213 } 20214 20215 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 20216 throws PackageManagerException { 20217 synchronized (mPackages) { 20218 // Normalize package name to handle renamed packages 20219 packageName = normalizePackageNameLPr(packageName); 20220 20221 final PackageSetting ps = mSettings.mPackages.get(packageName); 20222 if (ps == null) { 20223 throw new PackageManagerException("Package " + packageName + " is unknown"); 20224 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 20225 throw new PackageManagerException( 20226 "Package " + packageName + " found on unknown volume " + volumeUuid 20227 + "; expected volume " + ps.volumeUuid); 20228 } else if (!ps.getInstalled(userId)) { 20229 throw new PackageManagerException( 20230 "Package " + packageName + " not installed for user " + userId); 20231 } 20232 } 20233 } 20234 20235 /** 20236 * Examine all apps present on given mounted volume, and destroy apps that 20237 * aren't expected, either due to uninstallation or reinstallation on 20238 * another volume. 20239 */ 20240 private void reconcileApps(String volumeUuid) { 20241 final File[] files = FileUtils 20242 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 20243 for (File file : files) { 20244 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 20245 && !PackageInstallerService.isStageName(file.getName()); 20246 if (!isPackage) { 20247 // Ignore entries which are not packages 20248 continue; 20249 } 20250 20251 try { 20252 final PackageLite pkg = PackageParser.parsePackageLite(file, 20253 PackageParser.PARSE_MUST_BE_APK); 20254 assertPackageKnown(volumeUuid, pkg.packageName); 20255 20256 } catch (PackageParserException | PackageManagerException e) { 20257 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 20258 synchronized (mInstallLock) { 20259 removeCodePathLI(file); 20260 } 20261 } 20262 } 20263 } 20264 20265 /** 20266 * Reconcile all app data for the given user. 20267 * <p> 20268 * Verifies that directories exist and that ownership and labeling is 20269 * correct for all installed apps on all mounted volumes. 20270 */ 20271 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 20272 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20273 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 20274 final String volumeUuid = vol.getFsUuid(); 20275 synchronized (mInstallLock) { 20276 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 20277 } 20278 } 20279 } 20280 20281 /** 20282 * Reconcile all app data on given mounted volume. 20283 * <p> 20284 * Destroys app data that isn't expected, either due to uninstallation or 20285 * reinstallation on another volume. 20286 * <p> 20287 * Verifies that directories exist and that ownership and labeling is 20288 * correct for all installed apps. 20289 */ 20290 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 20291 boolean migrateAppData) { 20292 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 20293 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 20294 20295 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 20296 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 20297 20298 // First look for stale data that doesn't belong, and check if things 20299 // have changed since we did our last restorecon 20300 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 20301 if (StorageManager.isFileEncryptedNativeOrEmulated() 20302 && !StorageManager.isUserKeyUnlocked(userId)) { 20303 throw new RuntimeException( 20304 "Yikes, someone asked us to reconcile CE storage while " + userId 20305 + " was still locked; this would have caused massive data loss!"); 20306 } 20307 20308 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 20309 for (File file : files) { 20310 final String packageName = file.getName(); 20311 try { 20312 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 20313 } catch (PackageManagerException e) { 20314 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 20315 try { 20316 mInstaller.destroyAppData(volumeUuid, packageName, userId, 20317 StorageManager.FLAG_STORAGE_CE, 0); 20318 } catch (InstallerException e2) { 20319 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 20320 } 20321 } 20322 } 20323 } 20324 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 20325 final File[] files = FileUtils.listFilesOrEmpty(deDir); 20326 for (File file : files) { 20327 final String packageName = file.getName(); 20328 try { 20329 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 20330 } catch (PackageManagerException e) { 20331 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 20332 try { 20333 mInstaller.destroyAppData(volumeUuid, packageName, userId, 20334 StorageManager.FLAG_STORAGE_DE, 0); 20335 } catch (InstallerException e2) { 20336 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 20337 } 20338 } 20339 } 20340 } 20341 20342 // Ensure that data directories are ready to roll for all packages 20343 // installed for this volume and user 20344 final List<PackageSetting> packages; 20345 synchronized (mPackages) { 20346 packages = mSettings.getVolumePackagesLPr(volumeUuid); 20347 } 20348 int preparedCount = 0; 20349 for (PackageSetting ps : packages) { 20350 final String packageName = ps.name; 20351 if (ps.pkg == null) { 20352 Slog.w(TAG, "Odd, missing scanned package " + packageName); 20353 // TODO: might be due to legacy ASEC apps; we should circle back 20354 // and reconcile again once they're scanned 20355 continue; 20356 } 20357 20358 if (ps.getInstalled(userId)) { 20359 prepareAppDataLIF(ps.pkg, userId, flags); 20360 20361 if (migrateAppData && maybeMigrateAppDataLIF(ps.pkg, userId)) { 20362 // We may have just shuffled around app data directories, so 20363 // prepare them one more time 20364 prepareAppDataLIF(ps.pkg, userId, flags); 20365 } 20366 20367 preparedCount++; 20368 } 20369 } 20370 20371 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 20372 } 20373 20374 /** 20375 * Prepare app data for the given app just after it was installed or 20376 * upgraded. This method carefully only touches users that it's installed 20377 * for, and it forces a restorecon to handle any seinfo changes. 20378 * <p> 20379 * Verifies that directories exist and that ownership and labeling is 20380 * correct for all installed apps. If there is an ownership mismatch, it 20381 * will try recovering system apps by wiping data; third-party app data is 20382 * left intact. 20383 * <p> 20384 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 20385 */ 20386 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 20387 final PackageSetting ps; 20388 synchronized (mPackages) { 20389 ps = mSettings.mPackages.get(pkg.packageName); 20390 mSettings.writeKernelMappingLPr(ps); 20391 } 20392 20393 final UserManager um = mContext.getSystemService(UserManager.class); 20394 UserManagerInternal umInternal = getUserManagerInternal(); 20395 for (UserInfo user : um.getUsers()) { 20396 final int flags; 20397 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 20398 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 20399 } else if (umInternal.isUserRunning(user.id)) { 20400 flags = StorageManager.FLAG_STORAGE_DE; 20401 } else { 20402 continue; 20403 } 20404 20405 if (ps.getInstalled(user.id)) { 20406 // TODO: when user data is locked, mark that we're still dirty 20407 prepareAppDataLIF(pkg, user.id, flags); 20408 } 20409 } 20410 } 20411 20412 /** 20413 * Prepare app data for the given app. 20414 * <p> 20415 * Verifies that directories exist and that ownership and labeling is 20416 * correct for all installed apps. If there is an ownership mismatch, this 20417 * will try recovering system apps by wiping data; third-party app data is 20418 * left intact. 20419 */ 20420 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 20421 if (pkg == null) { 20422 Slog.wtf(TAG, "Package was null!", new Throwable()); 20423 return; 20424 } 20425 prepareAppDataLeafLIF(pkg, userId, flags); 20426 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 20427 for (int i = 0; i < childCount; i++) { 20428 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 20429 } 20430 } 20431 20432 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 20433 if (DEBUG_APP_DATA) { 20434 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 20435 + Integer.toHexString(flags)); 20436 } 20437 20438 final String volumeUuid = pkg.volumeUuid; 20439 final String packageName = pkg.packageName; 20440 final ApplicationInfo app = pkg.applicationInfo; 20441 final int appId = UserHandle.getAppId(app.uid); 20442 20443 Preconditions.checkNotNull(app.seinfo); 20444 20445 try { 20446 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 20447 appId, app.seinfo, app.targetSdkVersion); 20448 } catch (InstallerException e) { 20449 if (app.isSystemApp()) { 20450 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 20451 + ", but trying to recover: " + e); 20452 destroyAppDataLeafLIF(pkg, userId, flags); 20453 try { 20454 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 20455 appId, app.seinfo, app.targetSdkVersion); 20456 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 20457 } catch (InstallerException e2) { 20458 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 20459 } 20460 } else { 20461 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 20462 } 20463 } 20464 20465 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 20466 try { 20467 // CE storage is unlocked right now, so read out the inode and 20468 // remember for use later when it's locked 20469 // TODO: mark this structure as dirty so we persist it! 20470 final long ceDataInode = mInstaller.getAppDataInode(volumeUuid, packageName, userId, 20471 StorageManager.FLAG_STORAGE_CE); 20472 synchronized (mPackages) { 20473 final PackageSetting ps = mSettings.mPackages.get(packageName); 20474 if (ps != null) { 20475 ps.setCeDataInode(ceDataInode, userId); 20476 } 20477 } 20478 } catch (InstallerException e) { 20479 Slog.e(TAG, "Failed to find inode for " + packageName + ": " + e); 20480 } 20481 } 20482 20483 prepareAppDataContentsLeafLIF(pkg, userId, flags); 20484 } 20485 20486 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 20487 if (pkg == null) { 20488 Slog.wtf(TAG, "Package was null!", new Throwable()); 20489 return; 20490 } 20491 prepareAppDataContentsLeafLIF(pkg, userId, flags); 20492 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 20493 for (int i = 0; i < childCount; i++) { 20494 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 20495 } 20496 } 20497 20498 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 20499 final String volumeUuid = pkg.volumeUuid; 20500 final String packageName = pkg.packageName; 20501 final ApplicationInfo app = pkg.applicationInfo; 20502 20503 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 20504 // Create a native library symlink only if we have native libraries 20505 // and if the native libraries are 32 bit libraries. We do not provide 20506 // this symlink for 64 bit libraries. 20507 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 20508 final String nativeLibPath = app.nativeLibraryDir; 20509 try { 20510 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 20511 nativeLibPath, userId); 20512 } catch (InstallerException e) { 20513 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 20514 } 20515 } 20516 } 20517 } 20518 20519 /** 20520 * For system apps on non-FBE devices, this method migrates any existing 20521 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 20522 * requested by the app. 20523 */ 20524 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 20525 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 20526 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 20527 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 20528 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 20529 try { 20530 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 20531 storageTarget); 20532 } catch (InstallerException e) { 20533 logCriticalInfo(Log.WARN, 20534 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 20535 } 20536 return true; 20537 } else { 20538 return false; 20539 } 20540 } 20541 20542 public PackageFreezer freezePackage(String packageName, String killReason) { 20543 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 20544 } 20545 20546 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 20547 return new PackageFreezer(packageName, userId, killReason); 20548 } 20549 20550 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 20551 String killReason) { 20552 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 20553 } 20554 20555 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 20556 String killReason) { 20557 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 20558 return new PackageFreezer(); 20559 } else { 20560 return freezePackage(packageName, userId, killReason); 20561 } 20562 } 20563 20564 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 20565 String killReason) { 20566 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 20567 } 20568 20569 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 20570 String killReason) { 20571 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 20572 return new PackageFreezer(); 20573 } else { 20574 return freezePackage(packageName, userId, killReason); 20575 } 20576 } 20577 20578 /** 20579 * Class that freezes and kills the given package upon creation, and 20580 * unfreezes it upon closing. This is typically used when doing surgery on 20581 * app code/data to prevent the app from running while you're working. 20582 */ 20583 private class PackageFreezer implements AutoCloseable { 20584 private final String mPackageName; 20585 private final PackageFreezer[] mChildren; 20586 20587 private final boolean mWeFroze; 20588 20589 private final AtomicBoolean mClosed = new AtomicBoolean(); 20590 private final CloseGuard mCloseGuard = CloseGuard.get(); 20591 20592 /** 20593 * Create and return a stub freezer that doesn't actually do anything, 20594 * typically used when someone requested 20595 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 20596 * {@link PackageManager#DELETE_DONT_KILL_APP}. 20597 */ 20598 public PackageFreezer() { 20599 mPackageName = null; 20600 mChildren = null; 20601 mWeFroze = false; 20602 mCloseGuard.open("close"); 20603 } 20604 20605 public PackageFreezer(String packageName, int userId, String killReason) { 20606 synchronized (mPackages) { 20607 mPackageName = packageName; 20608 mWeFroze = mFrozenPackages.add(mPackageName); 20609 20610 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 20611 if (ps != null) { 20612 killApplication(ps.name, ps.appId, userId, killReason); 20613 } 20614 20615 final PackageParser.Package p = mPackages.get(packageName); 20616 if (p != null && p.childPackages != null) { 20617 final int N = p.childPackages.size(); 20618 mChildren = new PackageFreezer[N]; 20619 for (int i = 0; i < N; i++) { 20620 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 20621 userId, killReason); 20622 } 20623 } else { 20624 mChildren = null; 20625 } 20626 } 20627 mCloseGuard.open("close"); 20628 } 20629 20630 @Override 20631 protected void finalize() throws Throwable { 20632 try { 20633 mCloseGuard.warnIfOpen(); 20634 close(); 20635 } finally { 20636 super.finalize(); 20637 } 20638 } 20639 20640 @Override 20641 public void close() { 20642 mCloseGuard.close(); 20643 if (mClosed.compareAndSet(false, true)) { 20644 synchronized (mPackages) { 20645 if (mWeFroze) { 20646 mFrozenPackages.remove(mPackageName); 20647 } 20648 20649 if (mChildren != null) { 20650 for (PackageFreezer freezer : mChildren) { 20651 freezer.close(); 20652 } 20653 } 20654 } 20655 } 20656 } 20657 } 20658 20659 /** 20660 * Verify that given package is currently frozen. 20661 */ 20662 private void checkPackageFrozen(String packageName) { 20663 synchronized (mPackages) { 20664 if (!mFrozenPackages.contains(packageName)) { 20665 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 20666 } 20667 } 20668 } 20669 20670 @Override 20671 public int movePackage(final String packageName, final String volumeUuid) { 20672 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20673 20674 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 20675 final int moveId = mNextMoveId.getAndIncrement(); 20676 mHandler.post(new Runnable() { 20677 @Override 20678 public void run() { 20679 try { 20680 movePackageInternal(packageName, volumeUuid, moveId, user); 20681 } catch (PackageManagerException e) { 20682 Slog.w(TAG, "Failed to move " + packageName, e); 20683 mMoveCallbacks.notifyStatusChanged(moveId, 20684 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20685 } 20686 } 20687 }); 20688 return moveId; 20689 } 20690 20691 private void movePackageInternal(final String packageName, final String volumeUuid, 20692 final int moveId, UserHandle user) throws PackageManagerException { 20693 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20694 final PackageManager pm = mContext.getPackageManager(); 20695 20696 final boolean currentAsec; 20697 final String currentVolumeUuid; 20698 final File codeFile; 20699 final String installerPackageName; 20700 final String packageAbiOverride; 20701 final int appId; 20702 final String seinfo; 20703 final String label; 20704 final int targetSdkVersion; 20705 final PackageFreezer freezer; 20706 final int[] installedUserIds; 20707 20708 // reader 20709 synchronized (mPackages) { 20710 final PackageParser.Package pkg = mPackages.get(packageName); 20711 final PackageSetting ps = mSettings.mPackages.get(packageName); 20712 if (pkg == null || ps == null) { 20713 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 20714 } 20715 20716 if (pkg.applicationInfo.isSystemApp()) { 20717 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 20718 "Cannot move system application"); 20719 } 20720 20721 if (pkg.applicationInfo.isExternalAsec()) { 20722 currentAsec = true; 20723 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 20724 } else if (pkg.applicationInfo.isForwardLocked()) { 20725 currentAsec = true; 20726 currentVolumeUuid = "forward_locked"; 20727 } else { 20728 currentAsec = false; 20729 currentVolumeUuid = ps.volumeUuid; 20730 20731 final File probe = new File(pkg.codePath); 20732 final File probeOat = new File(probe, "oat"); 20733 if (!probe.isDirectory() || !probeOat.isDirectory()) { 20734 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20735 "Move only supported for modern cluster style installs"); 20736 } 20737 } 20738 20739 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 20740 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20741 "Package already moved to " + volumeUuid); 20742 } 20743 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 20744 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 20745 "Device admin cannot be moved"); 20746 } 20747 20748 if (mFrozenPackages.contains(packageName)) { 20749 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 20750 "Failed to move already frozen package"); 20751 } 20752 20753 codeFile = new File(pkg.codePath); 20754 installerPackageName = ps.installerPackageName; 20755 packageAbiOverride = ps.cpuAbiOverrideString; 20756 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 20757 seinfo = pkg.applicationInfo.seinfo; 20758 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 20759 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 20760 freezer = freezePackage(packageName, "movePackageInternal"); 20761 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 20762 } 20763 20764 final Bundle extras = new Bundle(); 20765 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 20766 extras.putString(Intent.EXTRA_TITLE, label); 20767 mMoveCallbacks.notifyCreated(moveId, extras); 20768 20769 int installFlags; 20770 final boolean moveCompleteApp; 20771 final File measurePath; 20772 20773 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 20774 installFlags = INSTALL_INTERNAL; 20775 moveCompleteApp = !currentAsec; 20776 measurePath = Environment.getDataAppDirectory(volumeUuid); 20777 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 20778 installFlags = INSTALL_EXTERNAL; 20779 moveCompleteApp = false; 20780 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 20781 } else { 20782 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 20783 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 20784 || !volume.isMountedWritable()) { 20785 freezer.close(); 20786 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20787 "Move location not mounted private volume"); 20788 } 20789 20790 Preconditions.checkState(!currentAsec); 20791 20792 installFlags = INSTALL_INTERNAL; 20793 moveCompleteApp = true; 20794 measurePath = Environment.getDataAppDirectory(volumeUuid); 20795 } 20796 20797 final PackageStats stats = new PackageStats(null, -1); 20798 synchronized (mInstaller) { 20799 for (int userId : installedUserIds) { 20800 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 20801 freezer.close(); 20802 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20803 "Failed to measure package size"); 20804 } 20805 } 20806 } 20807 20808 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 20809 + stats.dataSize); 20810 20811 final long startFreeBytes = measurePath.getFreeSpace(); 20812 final long sizeBytes; 20813 if (moveCompleteApp) { 20814 sizeBytes = stats.codeSize + stats.dataSize; 20815 } else { 20816 sizeBytes = stats.codeSize; 20817 } 20818 20819 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 20820 freezer.close(); 20821 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20822 "Not enough free space to move"); 20823 } 20824 20825 mMoveCallbacks.notifyStatusChanged(moveId, 10); 20826 20827 final CountDownLatch installedLatch = new CountDownLatch(1); 20828 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 20829 @Override 20830 public void onUserActionRequired(Intent intent) throws RemoteException { 20831 throw new IllegalStateException(); 20832 } 20833 20834 @Override 20835 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 20836 Bundle extras) throws RemoteException { 20837 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 20838 + PackageManager.installStatusToString(returnCode, msg)); 20839 20840 installedLatch.countDown(); 20841 freezer.close(); 20842 20843 final int status = PackageManager.installStatusToPublicStatus(returnCode); 20844 switch (status) { 20845 case PackageInstaller.STATUS_SUCCESS: 20846 mMoveCallbacks.notifyStatusChanged(moveId, 20847 PackageManager.MOVE_SUCCEEDED); 20848 break; 20849 case PackageInstaller.STATUS_FAILURE_STORAGE: 20850 mMoveCallbacks.notifyStatusChanged(moveId, 20851 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 20852 break; 20853 default: 20854 mMoveCallbacks.notifyStatusChanged(moveId, 20855 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20856 break; 20857 } 20858 } 20859 }; 20860 20861 final MoveInfo move; 20862 if (moveCompleteApp) { 20863 // Kick off a thread to report progress estimates 20864 new Thread() { 20865 @Override 20866 public void run() { 20867 while (true) { 20868 try { 20869 if (installedLatch.await(1, TimeUnit.SECONDS)) { 20870 break; 20871 } 20872 } catch (InterruptedException ignored) { 20873 } 20874 20875 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 20876 final int progress = 10 + (int) MathUtils.constrain( 20877 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 20878 mMoveCallbacks.notifyStatusChanged(moveId, progress); 20879 } 20880 } 20881 }.start(); 20882 20883 final String dataAppName = codeFile.getName(); 20884 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 20885 dataAppName, appId, seinfo, targetSdkVersion); 20886 } else { 20887 move = null; 20888 } 20889 20890 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 20891 20892 final Message msg = mHandler.obtainMessage(INIT_COPY); 20893 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 20894 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 20895 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 20896 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/); 20897 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 20898 msg.obj = params; 20899 20900 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 20901 System.identityHashCode(msg.obj)); 20902 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 20903 System.identityHashCode(msg.obj)); 20904 20905 mHandler.sendMessage(msg); 20906 } 20907 20908 @Override 20909 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 20910 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20911 20912 final int realMoveId = mNextMoveId.getAndIncrement(); 20913 final Bundle extras = new Bundle(); 20914 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 20915 mMoveCallbacks.notifyCreated(realMoveId, extras); 20916 20917 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 20918 @Override 20919 public void onCreated(int moveId, Bundle extras) { 20920 // Ignored 20921 } 20922 20923 @Override 20924 public void onStatusChanged(int moveId, int status, long estMillis) { 20925 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 20926 } 20927 }; 20928 20929 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20930 storage.setPrimaryStorageUuid(volumeUuid, callback); 20931 return realMoveId; 20932 } 20933 20934 @Override 20935 public int getMoveStatus(int moveId) { 20936 mContext.enforceCallingOrSelfPermission( 20937 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20938 return mMoveCallbacks.mLastStatus.get(moveId); 20939 } 20940 20941 @Override 20942 public void registerMoveCallback(IPackageMoveObserver callback) { 20943 mContext.enforceCallingOrSelfPermission( 20944 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20945 mMoveCallbacks.register(callback); 20946 } 20947 20948 @Override 20949 public void unregisterMoveCallback(IPackageMoveObserver callback) { 20950 mContext.enforceCallingOrSelfPermission( 20951 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20952 mMoveCallbacks.unregister(callback); 20953 } 20954 20955 @Override 20956 public boolean setInstallLocation(int loc) { 20957 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 20958 null); 20959 if (getInstallLocation() == loc) { 20960 return true; 20961 } 20962 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 20963 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 20964 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 20965 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 20966 return true; 20967 } 20968 return false; 20969 } 20970 20971 @Override 20972 public int getInstallLocation() { 20973 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 20974 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 20975 PackageHelper.APP_INSTALL_AUTO); 20976 } 20977 20978 /** Called by UserManagerService */ 20979 void cleanUpUser(UserManagerService userManager, int userHandle) { 20980 synchronized (mPackages) { 20981 mDirtyUsers.remove(userHandle); 20982 mUserNeedsBadging.delete(userHandle); 20983 mSettings.removeUserLPw(userHandle); 20984 mPendingBroadcasts.remove(userHandle); 20985 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 20986 removeUnusedPackagesLPw(userManager, userHandle); 20987 } 20988 } 20989 20990 /** 20991 * We're removing userHandle and would like to remove any downloaded packages 20992 * that are no longer in use by any other user. 20993 * @param userHandle the user being removed 20994 */ 20995 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 20996 final boolean DEBUG_CLEAN_APKS = false; 20997 int [] users = userManager.getUserIds(); 20998 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 20999 while (psit.hasNext()) { 21000 PackageSetting ps = psit.next(); 21001 if (ps.pkg == null) { 21002 continue; 21003 } 21004 final String packageName = ps.pkg.packageName; 21005 // Skip over if system app 21006 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 21007 continue; 21008 } 21009 if (DEBUG_CLEAN_APKS) { 21010 Slog.i(TAG, "Checking package " + packageName); 21011 } 21012 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 21013 if (keep) { 21014 if (DEBUG_CLEAN_APKS) { 21015 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 21016 } 21017 } else { 21018 for (int i = 0; i < users.length; i++) { 21019 if (users[i] != userHandle && ps.getInstalled(users[i])) { 21020 keep = true; 21021 if (DEBUG_CLEAN_APKS) { 21022 Slog.i(TAG, " Keeping package " + packageName + " for user " 21023 + users[i]); 21024 } 21025 break; 21026 } 21027 } 21028 } 21029 if (!keep) { 21030 if (DEBUG_CLEAN_APKS) { 21031 Slog.i(TAG, " Removing package " + packageName); 21032 } 21033 mHandler.post(new Runnable() { 21034 public void run() { 21035 deletePackageX(packageName, userHandle, 0); 21036 } //end run 21037 }); 21038 } 21039 } 21040 } 21041 21042 /** Called by UserManagerService */ 21043 void createNewUser(int userId, String[] disallowedPackages) { 21044 synchronized (mInstallLock) { 21045 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 21046 } 21047 synchronized (mPackages) { 21048 scheduleWritePackageRestrictionsLocked(userId); 21049 scheduleWritePackageListLocked(userId); 21050 applyFactoryDefaultBrowserLPw(userId); 21051 primeDomainVerificationsLPw(userId); 21052 } 21053 } 21054 21055 void onNewUserCreated(final int userId) { 21056 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 21057 // If permission review for legacy apps is required, we represent 21058 // dagerous permissions for such apps as always granted runtime 21059 // permissions to keep per user flag state whether review is needed. 21060 // Hence, if a new user is added we have to propagate dangerous 21061 // permission grants for these legacy apps. 21062 if (mPermissionReviewRequired) { 21063 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 21064 | UPDATE_PERMISSIONS_REPLACE_ALL); 21065 } 21066 } 21067 21068 @Override 21069 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 21070 mContext.enforceCallingOrSelfPermission( 21071 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 21072 "Only package verification agents can read the verifier device identity"); 21073 21074 synchronized (mPackages) { 21075 return mSettings.getVerifierDeviceIdentityLPw(); 21076 } 21077 } 21078 21079 @Override 21080 public void setPermissionEnforced(String permission, boolean enforced) { 21081 // TODO: Now that we no longer change GID for storage, this should to away. 21082 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 21083 "setPermissionEnforced"); 21084 if (READ_EXTERNAL_STORAGE.equals(permission)) { 21085 synchronized (mPackages) { 21086 if (mSettings.mReadExternalStorageEnforced == null 21087 || mSettings.mReadExternalStorageEnforced != enforced) { 21088 mSettings.mReadExternalStorageEnforced = enforced; 21089 mSettings.writeLPr(); 21090 } 21091 } 21092 // kill any non-foreground processes so we restart them and 21093 // grant/revoke the GID. 21094 final IActivityManager am = ActivityManager.getService(); 21095 if (am != null) { 21096 final long token = Binder.clearCallingIdentity(); 21097 try { 21098 am.killProcessesBelowForeground("setPermissionEnforcement"); 21099 } catch (RemoteException e) { 21100 } finally { 21101 Binder.restoreCallingIdentity(token); 21102 } 21103 } 21104 } else { 21105 throw new IllegalArgumentException("No selective enforcement for " + permission); 21106 } 21107 } 21108 21109 @Override 21110 @Deprecated 21111 public boolean isPermissionEnforced(String permission) { 21112 return true; 21113 } 21114 21115 @Override 21116 public boolean isStorageLow() { 21117 final long token = Binder.clearCallingIdentity(); 21118 try { 21119 final DeviceStorageMonitorInternal 21120 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 21121 if (dsm != null) { 21122 return dsm.isMemoryLow(); 21123 } else { 21124 return false; 21125 } 21126 } finally { 21127 Binder.restoreCallingIdentity(token); 21128 } 21129 } 21130 21131 @Override 21132 public IPackageInstaller getPackageInstaller() { 21133 return mInstallerService; 21134 } 21135 21136 private boolean userNeedsBadging(int userId) { 21137 int index = mUserNeedsBadging.indexOfKey(userId); 21138 if (index < 0) { 21139 final UserInfo userInfo; 21140 final long token = Binder.clearCallingIdentity(); 21141 try { 21142 userInfo = sUserManager.getUserInfo(userId); 21143 } finally { 21144 Binder.restoreCallingIdentity(token); 21145 } 21146 final boolean b; 21147 if (userInfo != null && userInfo.isManagedProfile()) { 21148 b = true; 21149 } else { 21150 b = false; 21151 } 21152 mUserNeedsBadging.put(userId, b); 21153 return b; 21154 } 21155 return mUserNeedsBadging.valueAt(index); 21156 } 21157 21158 @Override 21159 public KeySet getKeySetByAlias(String packageName, String alias) { 21160 if (packageName == null || alias == null) { 21161 return null; 21162 } 21163 synchronized(mPackages) { 21164 final PackageParser.Package pkg = mPackages.get(packageName); 21165 if (pkg == null) { 21166 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 21167 throw new IllegalArgumentException("Unknown package: " + packageName); 21168 } 21169 KeySetManagerService ksms = mSettings.mKeySetManagerService; 21170 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 21171 } 21172 } 21173 21174 @Override 21175 public KeySet getSigningKeySet(String packageName) { 21176 if (packageName == null) { 21177 return null; 21178 } 21179 synchronized(mPackages) { 21180 final PackageParser.Package pkg = mPackages.get(packageName); 21181 if (pkg == null) { 21182 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 21183 throw new IllegalArgumentException("Unknown package: " + packageName); 21184 } 21185 if (pkg.applicationInfo.uid != Binder.getCallingUid() 21186 && Process.SYSTEM_UID != Binder.getCallingUid()) { 21187 throw new SecurityException("May not access signing KeySet of other apps."); 21188 } 21189 KeySetManagerService ksms = mSettings.mKeySetManagerService; 21190 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 21191 } 21192 } 21193 21194 @Override 21195 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 21196 if (packageName == null || ks == null) { 21197 return false; 21198 } 21199 synchronized(mPackages) { 21200 final PackageParser.Package pkg = mPackages.get(packageName); 21201 if (pkg == null) { 21202 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 21203 throw new IllegalArgumentException("Unknown package: " + packageName); 21204 } 21205 IBinder ksh = ks.getToken(); 21206 if (ksh instanceof KeySetHandle) { 21207 KeySetManagerService ksms = mSettings.mKeySetManagerService; 21208 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 21209 } 21210 return false; 21211 } 21212 } 21213 21214 @Override 21215 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 21216 if (packageName == null || ks == null) { 21217 return false; 21218 } 21219 synchronized(mPackages) { 21220 final PackageParser.Package pkg = mPackages.get(packageName); 21221 if (pkg == null) { 21222 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 21223 throw new IllegalArgumentException("Unknown package: " + packageName); 21224 } 21225 IBinder ksh = ks.getToken(); 21226 if (ksh instanceof KeySetHandle) { 21227 KeySetManagerService ksms = mSettings.mKeySetManagerService; 21228 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 21229 } 21230 return false; 21231 } 21232 } 21233 21234 private void deletePackageIfUnusedLPr(final String packageName) { 21235 PackageSetting ps = mSettings.mPackages.get(packageName); 21236 if (ps == null) { 21237 return; 21238 } 21239 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 21240 // TODO Implement atomic delete if package is unused 21241 // It is currently possible that the package will be deleted even if it is installed 21242 // after this method returns. 21243 mHandler.post(new Runnable() { 21244 public void run() { 21245 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 21246 } 21247 }); 21248 } 21249 } 21250 21251 /** 21252 * Check and throw if the given before/after packages would be considered a 21253 * downgrade. 21254 */ 21255 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 21256 throws PackageManagerException { 21257 if (after.versionCode < before.mVersionCode) { 21258 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 21259 "Update version code " + after.versionCode + " is older than current " 21260 + before.mVersionCode); 21261 } else if (after.versionCode == before.mVersionCode) { 21262 if (after.baseRevisionCode < before.baseRevisionCode) { 21263 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 21264 "Update base revision code " + after.baseRevisionCode 21265 + " is older than current " + before.baseRevisionCode); 21266 } 21267 21268 if (!ArrayUtils.isEmpty(after.splitNames)) { 21269 for (int i = 0; i < after.splitNames.length; i++) { 21270 final String splitName = after.splitNames[i]; 21271 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 21272 if (j != -1) { 21273 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 21274 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 21275 "Update split " + splitName + " revision code " 21276 + after.splitRevisionCodes[i] + " is older than current " 21277 + before.splitRevisionCodes[j]); 21278 } 21279 } 21280 } 21281 } 21282 } 21283 } 21284 21285 private static class MoveCallbacks extends Handler { 21286 private static final int MSG_CREATED = 1; 21287 private static final int MSG_STATUS_CHANGED = 2; 21288 21289 private final RemoteCallbackList<IPackageMoveObserver> 21290 mCallbacks = new RemoteCallbackList<>(); 21291 21292 private final SparseIntArray mLastStatus = new SparseIntArray(); 21293 21294 public MoveCallbacks(Looper looper) { 21295 super(looper); 21296 } 21297 21298 public void register(IPackageMoveObserver callback) { 21299 mCallbacks.register(callback); 21300 } 21301 21302 public void unregister(IPackageMoveObserver callback) { 21303 mCallbacks.unregister(callback); 21304 } 21305 21306 @Override 21307 public void handleMessage(Message msg) { 21308 final SomeArgs args = (SomeArgs) msg.obj; 21309 final int n = mCallbacks.beginBroadcast(); 21310 for (int i = 0; i < n; i++) { 21311 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 21312 try { 21313 invokeCallback(callback, msg.what, args); 21314 } catch (RemoteException ignored) { 21315 } 21316 } 21317 mCallbacks.finishBroadcast(); 21318 args.recycle(); 21319 } 21320 21321 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 21322 throws RemoteException { 21323 switch (what) { 21324 case MSG_CREATED: { 21325 callback.onCreated(args.argi1, (Bundle) args.arg2); 21326 break; 21327 } 21328 case MSG_STATUS_CHANGED: { 21329 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 21330 break; 21331 } 21332 } 21333 } 21334 21335 private void notifyCreated(int moveId, Bundle extras) { 21336 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 21337 21338 final SomeArgs args = SomeArgs.obtain(); 21339 args.argi1 = moveId; 21340 args.arg2 = extras; 21341 obtainMessage(MSG_CREATED, args).sendToTarget(); 21342 } 21343 21344 private void notifyStatusChanged(int moveId, int status) { 21345 notifyStatusChanged(moveId, status, -1); 21346 } 21347 21348 private void notifyStatusChanged(int moveId, int status, long estMillis) { 21349 Slog.v(TAG, "Move " + moveId + " status " + status); 21350 21351 final SomeArgs args = SomeArgs.obtain(); 21352 args.argi1 = moveId; 21353 args.argi2 = status; 21354 args.arg3 = estMillis; 21355 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 21356 21357 synchronized (mLastStatus) { 21358 mLastStatus.put(moveId, status); 21359 } 21360 } 21361 } 21362 21363 private final static class OnPermissionChangeListeners extends Handler { 21364 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 21365 21366 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 21367 new RemoteCallbackList<>(); 21368 21369 public OnPermissionChangeListeners(Looper looper) { 21370 super(looper); 21371 } 21372 21373 @Override 21374 public void handleMessage(Message msg) { 21375 switch (msg.what) { 21376 case MSG_ON_PERMISSIONS_CHANGED: { 21377 final int uid = msg.arg1; 21378 handleOnPermissionsChanged(uid); 21379 } break; 21380 } 21381 } 21382 21383 public void addListenerLocked(IOnPermissionsChangeListener listener) { 21384 mPermissionListeners.register(listener); 21385 21386 } 21387 21388 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 21389 mPermissionListeners.unregister(listener); 21390 } 21391 21392 public void onPermissionsChanged(int uid) { 21393 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 21394 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 21395 } 21396 } 21397 21398 private void handleOnPermissionsChanged(int uid) { 21399 final int count = mPermissionListeners.beginBroadcast(); 21400 try { 21401 for (int i = 0; i < count; i++) { 21402 IOnPermissionsChangeListener callback = mPermissionListeners 21403 .getBroadcastItem(i); 21404 try { 21405 callback.onPermissionsChanged(uid); 21406 } catch (RemoteException e) { 21407 Log.e(TAG, "Permission listener is dead", e); 21408 } 21409 } 21410 } finally { 21411 mPermissionListeners.finishBroadcast(); 21412 } 21413 } 21414 } 21415 21416 private class PackageManagerInternalImpl extends PackageManagerInternal { 21417 @Override 21418 public void setLocationPackagesProvider(PackagesProvider provider) { 21419 synchronized (mPackages) { 21420 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 21421 } 21422 } 21423 21424 @Override 21425 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 21426 synchronized (mPackages) { 21427 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 21428 } 21429 } 21430 21431 @Override 21432 public void setSmsAppPackagesProvider(PackagesProvider provider) { 21433 synchronized (mPackages) { 21434 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 21435 } 21436 } 21437 21438 @Override 21439 public void setDialerAppPackagesProvider(PackagesProvider provider) { 21440 synchronized (mPackages) { 21441 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 21442 } 21443 } 21444 21445 @Override 21446 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 21447 synchronized (mPackages) { 21448 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 21449 } 21450 } 21451 21452 @Override 21453 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 21454 synchronized (mPackages) { 21455 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 21456 } 21457 } 21458 21459 @Override 21460 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 21461 synchronized (mPackages) { 21462 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 21463 packageName, userId); 21464 } 21465 } 21466 21467 @Override 21468 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 21469 synchronized (mPackages) { 21470 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 21471 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 21472 packageName, userId); 21473 } 21474 } 21475 21476 @Override 21477 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 21478 synchronized (mPackages) { 21479 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 21480 packageName, userId); 21481 } 21482 } 21483 21484 @Override 21485 public void setKeepUninstalledPackages(final List<String> packageList) { 21486 Preconditions.checkNotNull(packageList); 21487 List<String> removedFromList = null; 21488 synchronized (mPackages) { 21489 if (mKeepUninstalledPackages != null) { 21490 final int packagesCount = mKeepUninstalledPackages.size(); 21491 for (int i = 0; i < packagesCount; i++) { 21492 String oldPackage = mKeepUninstalledPackages.get(i); 21493 if (packageList != null && packageList.contains(oldPackage)) { 21494 continue; 21495 } 21496 if (removedFromList == null) { 21497 removedFromList = new ArrayList<>(); 21498 } 21499 removedFromList.add(oldPackage); 21500 } 21501 } 21502 mKeepUninstalledPackages = new ArrayList<>(packageList); 21503 if (removedFromList != null) { 21504 final int removedCount = removedFromList.size(); 21505 for (int i = 0; i < removedCount; i++) { 21506 deletePackageIfUnusedLPr(removedFromList.get(i)); 21507 } 21508 } 21509 } 21510 } 21511 21512 @Override 21513 public boolean isPermissionsReviewRequired(String packageName, int userId) { 21514 synchronized (mPackages) { 21515 // If we do not support permission review, done. 21516 if (!mPermissionReviewRequired) { 21517 return false; 21518 } 21519 21520 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 21521 if (packageSetting == null) { 21522 return false; 21523 } 21524 21525 // Permission review applies only to apps not supporting the new permission model. 21526 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 21527 return false; 21528 } 21529 21530 // Legacy apps have the permission and get user consent on launch. 21531 PermissionsState permissionsState = packageSetting.getPermissionsState(); 21532 return permissionsState.isPermissionReviewRequired(userId); 21533 } 21534 } 21535 21536 @Override 21537 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 21538 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 21539 } 21540 21541 @Override 21542 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 21543 int userId) { 21544 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 21545 } 21546 21547 @Override 21548 public void setDeviceAndProfileOwnerPackages( 21549 int deviceOwnerUserId, String deviceOwnerPackage, 21550 SparseArray<String> profileOwnerPackages) { 21551 mProtectedPackages.setDeviceAndProfileOwnerPackages( 21552 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 21553 } 21554 21555 @Override 21556 public boolean isPackageDataProtected(int userId, String packageName) { 21557 return mProtectedPackages.isPackageDataProtected(userId, packageName); 21558 } 21559 21560 @Override 21561 public boolean isPackageEphemeral(int userId, String packageName) { 21562 synchronized (mPackages) { 21563 PackageParser.Package p = mPackages.get(packageName); 21564 return p != null ? p.applicationInfo.isEphemeralApp() : false; 21565 } 21566 } 21567 21568 @Override 21569 public boolean wasPackageEverLaunched(String packageName, int userId) { 21570 synchronized (mPackages) { 21571 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 21572 } 21573 } 21574 21575 @Override 21576 public void grantRuntimePermission(String packageName, String name, int userId, 21577 boolean overridePolicy) { 21578 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 21579 overridePolicy); 21580 } 21581 21582 @Override 21583 public void revokeRuntimePermission(String packageName, String name, int userId, 21584 boolean overridePolicy) { 21585 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 21586 overridePolicy); 21587 } 21588 21589 @Override 21590 public String getNameForUid(int uid) { 21591 return PackageManagerService.this.getNameForUid(uid); 21592 } 21593 21594 @Override 21595 public void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 21596 Intent origIntent, String resolvedType, Intent launchIntent, 21597 String callingPackage, int userId) { 21598 PackageManagerService.this.requestEphemeralResolutionPhaseTwo( 21599 responseObj, origIntent, resolvedType, launchIntent, callingPackage, userId); 21600 } 21601 } 21602 21603 @Override 21604 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 21605 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 21606 synchronized (mPackages) { 21607 final long identity = Binder.clearCallingIdentity(); 21608 try { 21609 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 21610 packageNames, userId); 21611 } finally { 21612 Binder.restoreCallingIdentity(identity); 21613 } 21614 } 21615 } 21616 21617 private static void enforceSystemOrPhoneCaller(String tag) { 21618 int callingUid = Binder.getCallingUid(); 21619 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 21620 throw new SecurityException( 21621 "Cannot call " + tag + " from UID " + callingUid); 21622 } 21623 } 21624 21625 boolean isHistoricalPackageUsageAvailable() { 21626 return mPackageUsage.isHistoricalPackageUsageAvailable(); 21627 } 21628 21629 /** 21630 * Return a <b>copy</b> of the collection of packages known to the package manager. 21631 * @return A copy of the values of mPackages. 21632 */ 21633 Collection<PackageParser.Package> getPackages() { 21634 synchronized (mPackages) { 21635 return new ArrayList<>(mPackages.values()); 21636 } 21637 } 21638 21639 /** 21640 * Logs process start information (including base APK hash) to the security log. 21641 * @hide 21642 */ 21643 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 21644 String apkFile, int pid) { 21645 if (!SecurityLog.isLoggingEnabled()) { 21646 return; 21647 } 21648 Bundle data = new Bundle(); 21649 data.putLong("startTimestamp", System.currentTimeMillis()); 21650 data.putString("processName", processName); 21651 data.putInt("uid", uid); 21652 data.putString("seinfo", seinfo); 21653 data.putString("apkFile", apkFile); 21654 data.putInt("pid", pid); 21655 Message msg = mProcessLoggingHandler.obtainMessage( 21656 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 21657 msg.setData(data); 21658 mProcessLoggingHandler.sendMessage(msg); 21659 } 21660 21661 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 21662 return mCompilerStats.getPackageStats(pkgName); 21663 } 21664 21665 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 21666 return getOrCreateCompilerPackageStats(pkg.packageName); 21667 } 21668 21669 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 21670 return mCompilerStats.getOrCreatePackageStats(pkgName); 21671 } 21672 21673 public void deleteCompilerPackageStats(String pkgName) { 21674 mCompilerStats.deletePackageStats(pkgName); 21675 } 21676} 21677