PackageManagerService.java revision 295f5108f1984a4aade683ae73da3b69f0a29cc4
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_DEBUG_TRIAGED_MISSING; 63import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 64import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 65import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 66import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 67import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 68import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 69import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 70import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 71import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 72import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 73import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 74import static android.content.pm.PackageManager.PERMISSION_DENIED; 75import static android.content.pm.PackageManager.PERMISSION_GRANTED; 76import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 77import static android.content.pm.PackageParser.isApkFile; 78import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 79import static android.system.OsConstants.O_CREAT; 80import static android.system.OsConstants.O_RDWR; 81 82import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 83import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 84import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 85import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 86import static com.android.internal.util.ArrayUtils.appendInt; 87import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 88import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 89import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 90import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 91import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 92import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 93import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 94import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 95import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 96import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 97import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 98import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 99 100import android.Manifest; 101import android.annotation.NonNull; 102import android.annotation.Nullable; 103import android.app.ActivityManager; 104import android.app.ActivityManagerNative; 105import android.app.IActivityManager; 106import android.app.ResourcesManager; 107import android.app.admin.IDevicePolicyManager; 108import android.app.admin.SecurityLog; 109import android.app.backup.IBackupManager; 110import android.content.BroadcastReceiver; 111import android.content.ComponentName; 112import android.content.Context; 113import android.content.IIntentReceiver; 114import android.content.Intent; 115import android.content.IntentFilter; 116import android.content.IntentSender; 117import android.content.IntentSender.SendIntentException; 118import android.content.ServiceConnection; 119import android.content.pm.ActivityInfo; 120import android.content.pm.ApplicationInfo; 121import android.content.pm.AppsQueryHelper; 122import android.content.pm.ComponentInfo; 123import android.content.pm.EphemeralApplicationInfo; 124import android.content.pm.EphemeralResolveInfo; 125import android.content.pm.EphemeralResolveInfo.EphemeralDigest; 126import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 127import android.content.pm.FeatureInfo; 128import android.content.pm.IOnPermissionsChangeListener; 129import android.content.pm.IPackageDataObserver; 130import android.content.pm.IPackageDeleteObserver; 131import android.content.pm.IPackageDeleteObserver2; 132import android.content.pm.IPackageInstallObserver2; 133import android.content.pm.IPackageInstaller; 134import android.content.pm.IPackageManager; 135import android.content.pm.IPackageMoveObserver; 136import android.content.pm.IPackageStatsObserver; 137import android.content.pm.InstrumentationInfo; 138import android.content.pm.IntentFilterVerificationInfo; 139import android.content.pm.KeySet; 140import android.content.pm.PackageCleanItem; 141import android.content.pm.PackageInfo; 142import android.content.pm.PackageInfoLite; 143import android.content.pm.PackageInstaller; 144import android.content.pm.PackageManager; 145import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 146import android.content.pm.PackageManagerInternal; 147import android.content.pm.PackageParser; 148import android.content.pm.PackageParser.ActivityIntentInfo; 149import android.content.pm.PackageParser.PackageLite; 150import android.content.pm.PackageParser.PackageParserException; 151import android.content.pm.PackageStats; 152import android.content.pm.PackageUserState; 153import android.content.pm.ParceledListSlice; 154import android.content.pm.PermissionGroupInfo; 155import android.content.pm.PermissionInfo; 156import android.content.pm.ProviderInfo; 157import android.content.pm.ResolveInfo; 158import android.content.pm.ServiceInfo; 159import android.content.pm.Signature; 160import android.content.pm.UserInfo; 161import android.content.pm.VerifierDeviceIdentity; 162import android.content.pm.VerifierInfo; 163import android.content.res.Resources; 164import android.graphics.Bitmap; 165import android.hardware.display.DisplayManager; 166import android.net.Uri; 167import android.os.Binder; 168import android.os.Build; 169import android.os.Bundle; 170import android.os.Debug; 171import android.os.Environment; 172import android.os.Environment.UserEnvironment; 173import android.os.FileUtils; 174import android.os.Handler; 175import android.os.IBinder; 176import android.os.Looper; 177import android.os.Message; 178import android.os.Parcel; 179import android.os.ParcelFileDescriptor; 180import android.os.PatternMatcher; 181import android.os.Process; 182import android.os.RemoteCallbackList; 183import android.os.RemoteException; 184import android.os.ResultReceiver; 185import android.os.SELinux; 186import android.os.ServiceManager; 187import android.os.SystemClock; 188import android.os.SystemProperties; 189import android.os.Trace; 190import android.os.UserHandle; 191import android.os.UserManager; 192import android.os.UserManagerInternal; 193import android.os.storage.IMountService; 194import android.os.storage.MountServiceInternal; 195import android.os.storage.StorageEventListener; 196import android.os.storage.StorageManager; 197import android.os.storage.VolumeInfo; 198import android.os.storage.VolumeRecord; 199import android.provider.Settings.Global; 200import android.provider.Settings.Secure; 201import android.security.KeyStore; 202import android.security.SystemKeyStore; 203import android.system.ErrnoException; 204import android.system.Os; 205import android.text.TextUtils; 206import android.text.format.DateUtils; 207import android.util.ArrayMap; 208import android.util.ArraySet; 209import android.util.DisplayMetrics; 210import android.util.EventLog; 211import android.util.ExceptionUtils; 212import android.util.Log; 213import android.util.LogPrinter; 214import android.util.MathUtils; 215import android.util.Pair; 216import android.util.PrintStreamPrinter; 217import android.util.Slog; 218import android.util.SparseArray; 219import android.util.SparseBooleanArray; 220import android.util.SparseIntArray; 221import android.util.Xml; 222import android.util.jar.StrictJarFile; 223import android.view.Display; 224 225import com.android.internal.R; 226import com.android.internal.annotations.GuardedBy; 227import com.android.internal.app.IMediaContainerService; 228import com.android.internal.app.ResolverActivity; 229import com.android.internal.content.NativeLibraryHelper; 230import com.android.internal.content.PackageHelper; 231import com.android.internal.logging.MetricsLogger; 232import com.android.internal.os.IParcelFileDescriptorFactory; 233import com.android.internal.os.InstallerConnection.InstallerException; 234import com.android.internal.os.SomeArgs; 235import com.android.internal.os.Zygote; 236import com.android.internal.telephony.CarrierAppUtils; 237import com.android.internal.util.ArrayUtils; 238import com.android.internal.util.FastPrintWriter; 239import com.android.internal.util.FastXmlSerializer; 240import com.android.internal.util.IndentingPrintWriter; 241import com.android.internal.util.Preconditions; 242import com.android.internal.util.XmlUtils; 243import com.android.server.AttributeCache; 244import com.android.server.EventLogTags; 245import com.android.server.FgThread; 246import com.android.server.IntentResolver; 247import com.android.server.LocalServices; 248import com.android.server.ServiceThread; 249import com.android.server.SystemConfig; 250import com.android.server.Watchdog; 251import com.android.server.net.NetworkPolicyManagerInternal; 252import com.android.server.pm.PermissionsState.PermissionState; 253import com.android.server.pm.Settings.DatabaseVersion; 254import com.android.server.pm.Settings.VersionInfo; 255import com.android.server.storage.DeviceStorageMonitorInternal; 256 257import dalvik.system.CloseGuard; 258import dalvik.system.DexFile; 259import dalvik.system.VMRuntime; 260 261import libcore.io.IoUtils; 262import libcore.util.EmptyArray; 263 264import org.xmlpull.v1.XmlPullParser; 265import org.xmlpull.v1.XmlPullParserException; 266import org.xmlpull.v1.XmlSerializer; 267 268import java.io.BufferedOutputStream; 269import java.io.BufferedReader; 270import java.io.ByteArrayInputStream; 271import java.io.ByteArrayOutputStream; 272import java.io.File; 273import java.io.FileDescriptor; 274import java.io.FileInputStream; 275import java.io.FileNotFoundException; 276import java.io.FileOutputStream; 277import java.io.FileReader; 278import java.io.FilenameFilter; 279import java.io.IOException; 280import java.io.PrintWriter; 281import java.nio.charset.StandardCharsets; 282import java.security.DigestInputStream; 283import java.security.MessageDigest; 284import java.security.NoSuchAlgorithmException; 285import java.security.PublicKey; 286import java.security.cert.Certificate; 287import java.security.cert.CertificateEncodingException; 288import java.security.cert.CertificateException; 289import java.text.SimpleDateFormat; 290import java.util.ArrayList; 291import java.util.Arrays; 292import java.util.Collection; 293import java.util.Collections; 294import java.util.Comparator; 295import java.util.Date; 296import java.util.HashSet; 297import java.util.Iterator; 298import java.util.List; 299import java.util.Map; 300import java.util.Objects; 301import java.util.Set; 302import java.util.concurrent.CountDownLatch; 303import java.util.concurrent.TimeUnit; 304import java.util.concurrent.atomic.AtomicBoolean; 305import java.util.concurrent.atomic.AtomicInteger; 306 307/** 308 * Keep track of all those APKs everywhere. 309 * <p> 310 * Internally there are two important locks: 311 * <ul> 312 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 313 * and other related state. It is a fine-grained lock that should only be held 314 * momentarily, as it's one of the most contended locks in the system. 315 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 316 * operations typically involve heavy lifting of application data on disk. Since 317 * {@code installd} is single-threaded, and it's operations can often be slow, 318 * this lock should never be acquired while already holding {@link #mPackages}. 319 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 320 * holding {@link #mInstallLock}. 321 * </ul> 322 * Many internal methods rely on the caller to hold the appropriate locks, and 323 * this contract is expressed through method name suffixes: 324 * <ul> 325 * <li>fooLI(): the caller must hold {@link #mInstallLock} 326 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 327 * being modified must be frozen 328 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 329 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 330 * </ul> 331 * <p> 332 * Because this class is very central to the platform's security; please run all 333 * CTS and unit tests whenever making modifications: 334 * 335 * <pre> 336 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 337 * $ cts-tradefed run commandAndExit cts -m AppSecurityTests 338 * </pre> 339 */ 340public class PackageManagerService extends IPackageManager.Stub { 341 static final String TAG = "PackageManager"; 342 static final boolean DEBUG_SETTINGS = false; 343 static final boolean DEBUG_PREFERRED = false; 344 static final boolean DEBUG_UPGRADE = false; 345 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 346 private static final boolean DEBUG_BACKUP = false; 347 private static final boolean DEBUG_INSTALL = false; 348 private static final boolean DEBUG_REMOVE = false; 349 private static final boolean DEBUG_BROADCASTS = false; 350 private static final boolean DEBUG_SHOW_INFO = false; 351 private static final boolean DEBUG_PACKAGE_INFO = false; 352 private static final boolean DEBUG_INTENT_MATCHING = false; 353 private static final boolean DEBUG_PACKAGE_SCANNING = false; 354 private static final boolean DEBUG_VERIFY = false; 355 private static final boolean DEBUG_FILTERS = false; 356 357 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 358 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 359 // user, but by default initialize to this. 360 static final boolean DEBUG_DEXOPT = false; 361 362 private static final boolean DEBUG_ABI_SELECTION = false; 363 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 364 private static final boolean DEBUG_TRIAGED_MISSING = false; 365 private static final boolean DEBUG_APP_DATA = false; 366 367 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 368 369 // STOPSHIP; b/30256615 370 private static final boolean DISABLE_EPHEMERAL_APPS = !Build.IS_DEBUGGABLE; 371 372 private static final int RADIO_UID = Process.PHONE_UID; 373 private static final int LOG_UID = Process.LOG_UID; 374 private static final int NFC_UID = Process.NFC_UID; 375 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 376 private static final int SHELL_UID = Process.SHELL_UID; 377 378 // Cap the size of permission trees that 3rd party apps can define 379 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 380 381 // Suffix used during package installation when copying/moving 382 // package apks to install directory. 383 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 384 385 static final int SCAN_NO_DEX = 1<<1; 386 static final int SCAN_FORCE_DEX = 1<<2; 387 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 388 static final int SCAN_NEW_INSTALL = 1<<4; 389 static final int SCAN_NO_PATHS = 1<<5; 390 static final int SCAN_UPDATE_TIME = 1<<6; 391 static final int SCAN_DEFER_DEX = 1<<7; 392 static final int SCAN_BOOTING = 1<<8; 393 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 394 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 395 static final int SCAN_REPLACING = 1<<11; 396 static final int SCAN_REQUIRE_KNOWN = 1<<12; 397 static final int SCAN_MOVE = 1<<13; 398 static final int SCAN_INITIAL = 1<<14; 399 static final int SCAN_CHECK_ONLY = 1<<15; 400 static final int SCAN_DONT_KILL_APP = 1<<17; 401 static final int SCAN_IGNORE_FROZEN = 1<<18; 402 403 static final int REMOVE_CHATTY = 1<<16; 404 405 private static final int[] EMPTY_INT_ARRAY = new int[0]; 406 407 /** 408 * Timeout (in milliseconds) after which the watchdog should declare that 409 * our handler thread is wedged. The usual default for such things is one 410 * minute but we sometimes do very lengthy I/O operations on this thread, 411 * such as installing multi-gigabyte applications, so ours needs to be longer. 412 */ 413 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 414 415 /** 416 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 417 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 418 * settings entry if available, otherwise we use the hardcoded default. If it's been 419 * more than this long since the last fstrim, we force one during the boot sequence. 420 * 421 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 422 * one gets run at the next available charging+idle time. This final mandatory 423 * no-fstrim check kicks in only of the other scheduling criteria is never met. 424 */ 425 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 426 427 /** 428 * Whether verification is enabled by default. 429 */ 430 private static final boolean DEFAULT_VERIFY_ENABLE = true; 431 432 /** 433 * The default maximum time to wait for the verification agent to return in 434 * milliseconds. 435 */ 436 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 437 438 /** 439 * The default response for package verification timeout. 440 * 441 * This can be either PackageManager.VERIFICATION_ALLOW or 442 * PackageManager.VERIFICATION_REJECT. 443 */ 444 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 445 446 static final String PLATFORM_PACKAGE_NAME = "android"; 447 448 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 449 450 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 451 DEFAULT_CONTAINER_PACKAGE, 452 "com.android.defcontainer.DefaultContainerService"); 453 454 private static final String KILL_APP_REASON_GIDS_CHANGED = 455 "permission grant or revoke changed gids"; 456 457 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 458 "permissions revoked"; 459 460 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 461 462 private static final String PACKAGE_SCHEME = "package"; 463 464 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 465 466 private static int DEFAULT_EPHEMERAL_HASH_PREFIX_MASK = 0xFFFFF000; 467 private static int DEFAULT_EPHEMERAL_HASH_PREFIX_COUNT = 5; 468 469 /** Permission grant: not grant the permission. */ 470 private static final int GRANT_DENIED = 1; 471 472 /** Permission grant: grant the permission as an install permission. */ 473 private static final int GRANT_INSTALL = 2; 474 475 /** Permission grant: grant the permission as a runtime one. */ 476 private static final int GRANT_RUNTIME = 3; 477 478 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 479 private static final int GRANT_UPGRADE = 4; 480 481 /** Canonical intent used to identify what counts as a "web browser" app */ 482 private static final Intent sBrowserIntent; 483 static { 484 sBrowserIntent = new Intent(); 485 sBrowserIntent.setAction(Intent.ACTION_VIEW); 486 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 487 sBrowserIntent.setData(Uri.parse("http:")); 488 } 489 490 /** 491 * The set of all protected actions [i.e. those actions for which a high priority 492 * intent filter is disallowed]. 493 */ 494 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 495 static { 496 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 497 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 498 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 499 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 500 } 501 502 // Compilation reasons. 503 public static final int REASON_FIRST_BOOT = 0; 504 public static final int REASON_BOOT = 1; 505 public static final int REASON_INSTALL = 2; 506 public static final int REASON_BACKGROUND_DEXOPT = 3; 507 public static final int REASON_AB_OTA = 4; 508 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 509 public static final int REASON_SHARED_APK = 6; 510 public static final int REASON_FORCED_DEXOPT = 7; 511 public static final int REASON_CORE_APP = 8; 512 513 public static final int REASON_LAST = REASON_CORE_APP; 514 515 /** Special library name that skips shared libraries check during compilation. */ 516 private static final String SKIP_SHARED_LIBRARY_CHECK = "&"; 517 518 final ServiceThread mHandlerThread; 519 520 final PackageHandler mHandler; 521 522 private final ProcessLoggingHandler mProcessLoggingHandler; 523 524 /** 525 * Messages for {@link #mHandler} that need to wait for system ready before 526 * being dispatched. 527 */ 528 private ArrayList<Message> mPostSystemReadyMessages; 529 530 final int mSdkVersion = Build.VERSION.SDK_INT; 531 532 final Context mContext; 533 final boolean mFactoryTest; 534 final boolean mOnlyCore; 535 final DisplayMetrics mMetrics; 536 final int mDefParseFlags; 537 final String[] mSeparateProcesses; 538 final boolean mIsUpgrade; 539 final boolean mIsPreNUpgrade; 540 final boolean mIsPreNMR1Upgrade; 541 542 @GuardedBy("mPackages") 543 private boolean mDexOptDialogShown; 544 545 /** The location for ASEC container files on internal storage. */ 546 final String mAsecInternalPath; 547 548 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 549 // LOCK HELD. Can be called with mInstallLock held. 550 @GuardedBy("mInstallLock") 551 final Installer mInstaller; 552 553 /** Directory where installed third-party apps stored */ 554 final File mAppInstallDir; 555 final File mEphemeralInstallDir; 556 557 /** 558 * Directory to which applications installed internally have their 559 * 32 bit native libraries copied. 560 */ 561 private File mAppLib32InstallDir; 562 563 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 564 // apps. 565 final File mDrmAppPrivateInstallDir; 566 567 // ---------------------------------------------------------------- 568 569 // Lock for state used when installing and doing other long running 570 // operations. Methods that must be called with this lock held have 571 // the suffix "LI". 572 final Object mInstallLock = new Object(); 573 574 // ---------------------------------------------------------------- 575 576 // Keys are String (package name), values are Package. This also serves 577 // as the lock for the global state. Methods that must be called with 578 // this lock held have the prefix "LP". 579 @GuardedBy("mPackages") 580 final ArrayMap<String, PackageParser.Package> mPackages = 581 new ArrayMap<String, PackageParser.Package>(); 582 583 final ArrayMap<String, Set<String>> mKnownCodebase = 584 new ArrayMap<String, Set<String>>(); 585 586 // Tracks available target package names -> overlay package paths. 587 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 588 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 589 590 /** 591 * Tracks new system packages [received in an OTA] that we expect to 592 * find updated user-installed versions. Keys are package name, values 593 * are package location. 594 */ 595 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 596 /** 597 * Tracks high priority intent filters for protected actions. During boot, certain 598 * filter actions are protected and should never be allowed to have a high priority 599 * intent filter for them. However, there is one, and only one exception -- the 600 * setup wizard. It must be able to define a high priority intent filter for these 601 * actions to ensure there are no escapes from the wizard. We need to delay processing 602 * of these during boot as we need to look at all of the system packages in order 603 * to know which component is the setup wizard. 604 */ 605 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 606 /** 607 * Whether or not processing protected filters should be deferred. 608 */ 609 private boolean mDeferProtectedFilters = true; 610 611 /** 612 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 613 */ 614 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 615 /** 616 * Whether or not system app permissions should be promoted from install to runtime. 617 */ 618 boolean mPromoteSystemApps; 619 620 @GuardedBy("mPackages") 621 final Settings mSettings; 622 623 /** 624 * Set of package names that are currently "frozen", which means active 625 * surgery is being done on the code/data for that package. The platform 626 * will refuse to launch frozen packages to avoid race conditions. 627 * 628 * @see PackageFreezer 629 */ 630 @GuardedBy("mPackages") 631 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 632 633 final ProtectedPackages mProtectedPackages; 634 635 boolean mFirstBoot; 636 637 // System configuration read by SystemConfig. 638 final int[] mGlobalGids; 639 final SparseArray<ArraySet<String>> mSystemPermissions; 640 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 641 642 // If mac_permissions.xml was found for seinfo labeling. 643 boolean mFoundPolicyFile; 644 645 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 646 647 public static final class SharedLibraryEntry { 648 public final String path; 649 public final String apk; 650 651 SharedLibraryEntry(String _path, String _apk) { 652 path = _path; 653 apk = _apk; 654 } 655 } 656 657 // Currently known shared libraries. 658 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 659 new ArrayMap<String, SharedLibraryEntry>(); 660 661 // All available activities, for your resolving pleasure. 662 final ActivityIntentResolver mActivities = 663 new ActivityIntentResolver(); 664 665 // All available receivers, for your resolving pleasure. 666 final ActivityIntentResolver mReceivers = 667 new ActivityIntentResolver(); 668 669 // All available services, for your resolving pleasure. 670 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 671 672 // All available providers, for your resolving pleasure. 673 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 674 675 // Mapping from provider base names (first directory in content URI codePath) 676 // to the provider information. 677 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 678 new ArrayMap<String, PackageParser.Provider>(); 679 680 // Mapping from instrumentation class names to info about them. 681 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 682 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 683 684 // Mapping from permission names to info about them. 685 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 686 new ArrayMap<String, PackageParser.PermissionGroup>(); 687 688 // Packages whose data we have transfered into another package, thus 689 // should no longer exist. 690 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 691 692 // Broadcast actions that are only available to the system. 693 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 694 695 /** List of packages waiting for verification. */ 696 final SparseArray<PackageVerificationState> mPendingVerification 697 = new SparseArray<PackageVerificationState>(); 698 699 /** Set of packages associated with each app op permission. */ 700 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 701 702 final PackageInstallerService mInstallerService; 703 704 private final PackageDexOptimizer mPackageDexOptimizer; 705 706 private AtomicInteger mNextMoveId = new AtomicInteger(); 707 private final MoveCallbacks mMoveCallbacks; 708 709 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 710 711 // Cache of users who need badging. 712 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 713 714 /** Token for keys in mPendingVerification. */ 715 private int mPendingVerificationToken = 0; 716 717 volatile boolean mSystemReady; 718 volatile boolean mSafeMode; 719 volatile boolean mHasSystemUidErrors; 720 721 ApplicationInfo mAndroidApplication; 722 final ActivityInfo mResolveActivity = new ActivityInfo(); 723 final ResolveInfo mResolveInfo = new ResolveInfo(); 724 ComponentName mResolveComponentName; 725 PackageParser.Package mPlatformPackage; 726 ComponentName mCustomResolverComponentName; 727 728 boolean mResolverReplaced = false; 729 730 private final @Nullable ComponentName mIntentFilterVerifierComponent; 731 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 732 733 private int mIntentFilterVerificationToken = 0; 734 735 /** Component that knows whether or not an ephemeral application exists */ 736 final ComponentName mEphemeralResolverComponent; 737 /** The service connection to the ephemeral resolver */ 738 final EphemeralResolverConnection mEphemeralResolverConnection; 739 740 /** Component used to install ephemeral applications */ 741 final ComponentName mEphemeralInstallerComponent; 742 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 743 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 744 745 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 746 = new SparseArray<IntentFilterVerificationState>(); 747 748 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 749 750 // List of packages names to keep cached, even if they are uninstalled for all users 751 private List<String> mKeepUninstalledPackages; 752 753 private UserManagerInternal mUserManagerInternal; 754 755 private static class IFVerificationParams { 756 PackageParser.Package pkg; 757 boolean replacing; 758 int userId; 759 int verifierUid; 760 761 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 762 int _userId, int _verifierUid) { 763 pkg = _pkg; 764 replacing = _replacing; 765 userId = _userId; 766 replacing = _replacing; 767 verifierUid = _verifierUid; 768 } 769 } 770 771 private interface IntentFilterVerifier<T extends IntentFilter> { 772 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 773 T filter, String packageName); 774 void startVerifications(int userId); 775 void receiveVerificationResponse(int verificationId); 776 } 777 778 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 779 private Context mContext; 780 private ComponentName mIntentFilterVerifierComponent; 781 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 782 783 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 784 mContext = context; 785 mIntentFilterVerifierComponent = verifierComponent; 786 } 787 788 private String getDefaultScheme() { 789 return IntentFilter.SCHEME_HTTPS; 790 } 791 792 @Override 793 public void startVerifications(int userId) { 794 // Launch verifications requests 795 int count = mCurrentIntentFilterVerifications.size(); 796 for (int n=0; n<count; n++) { 797 int verificationId = mCurrentIntentFilterVerifications.get(n); 798 final IntentFilterVerificationState ivs = 799 mIntentFilterVerificationStates.get(verificationId); 800 801 String packageName = ivs.getPackageName(); 802 803 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 804 final int filterCount = filters.size(); 805 ArraySet<String> domainsSet = new ArraySet<>(); 806 for (int m=0; m<filterCount; m++) { 807 PackageParser.ActivityIntentInfo filter = filters.get(m); 808 domainsSet.addAll(filter.getHostsList()); 809 } 810 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 811 synchronized (mPackages) { 812 if (mSettings.createIntentFilterVerificationIfNeededLPw( 813 packageName, domainsList) != null) { 814 scheduleWriteSettingsLocked(); 815 } 816 } 817 sendVerificationRequest(userId, verificationId, ivs); 818 } 819 mCurrentIntentFilterVerifications.clear(); 820 } 821 822 private void sendVerificationRequest(int userId, int verificationId, 823 IntentFilterVerificationState ivs) { 824 825 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 826 verificationIntent.putExtra( 827 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 828 verificationId); 829 verificationIntent.putExtra( 830 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 831 getDefaultScheme()); 832 verificationIntent.putExtra( 833 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 834 ivs.getHostsString()); 835 verificationIntent.putExtra( 836 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 837 ivs.getPackageName()); 838 verificationIntent.setComponent(mIntentFilterVerifierComponent); 839 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 840 841 UserHandle user = new UserHandle(userId); 842 mContext.sendBroadcastAsUser(verificationIntent, user); 843 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 844 "Sending IntentFilter verification broadcast"); 845 } 846 847 public void receiveVerificationResponse(int verificationId) { 848 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 849 850 final boolean verified = ivs.isVerified(); 851 852 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 853 final int count = filters.size(); 854 if (DEBUG_DOMAIN_VERIFICATION) { 855 Slog.i(TAG, "Received verification response " + verificationId 856 + " for " + count + " filters, verified=" + verified); 857 } 858 for (int n=0; n<count; n++) { 859 PackageParser.ActivityIntentInfo filter = filters.get(n); 860 filter.setVerified(verified); 861 862 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 863 + " verified with result:" + verified + " and hosts:" 864 + ivs.getHostsString()); 865 } 866 867 mIntentFilterVerificationStates.remove(verificationId); 868 869 final String packageName = ivs.getPackageName(); 870 IntentFilterVerificationInfo ivi = null; 871 872 synchronized (mPackages) { 873 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 874 } 875 if (ivi == null) { 876 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 877 + verificationId + " packageName:" + packageName); 878 return; 879 } 880 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 881 "Updating IntentFilterVerificationInfo for package " + packageName 882 +" verificationId:" + verificationId); 883 884 synchronized (mPackages) { 885 if (verified) { 886 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 887 } else { 888 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 889 } 890 scheduleWriteSettingsLocked(); 891 892 final int userId = ivs.getUserId(); 893 if (userId != UserHandle.USER_ALL) { 894 final int userStatus = 895 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 896 897 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 898 boolean needUpdate = false; 899 900 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 901 // already been set by the User thru the Disambiguation dialog 902 switch (userStatus) { 903 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 904 if (verified) { 905 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 906 } else { 907 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 908 } 909 needUpdate = true; 910 break; 911 912 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 913 if (verified) { 914 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 915 needUpdate = true; 916 } 917 break; 918 919 default: 920 // Nothing to do 921 } 922 923 if (needUpdate) { 924 mSettings.updateIntentFilterVerificationStatusLPw( 925 packageName, updatedStatus, userId); 926 scheduleWritePackageRestrictionsLocked(userId); 927 } 928 } 929 } 930 } 931 932 @Override 933 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 934 ActivityIntentInfo filter, String packageName) { 935 if (!hasValidDomains(filter)) { 936 return false; 937 } 938 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 939 if (ivs == null) { 940 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 941 packageName); 942 } 943 if (DEBUG_DOMAIN_VERIFICATION) { 944 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 945 } 946 ivs.addFilter(filter); 947 return true; 948 } 949 950 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 951 int userId, int verificationId, String packageName) { 952 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 953 verifierUid, userId, packageName); 954 ivs.setPendingState(); 955 synchronized (mPackages) { 956 mIntentFilterVerificationStates.append(verificationId, ivs); 957 mCurrentIntentFilterVerifications.add(verificationId); 958 } 959 return ivs; 960 } 961 } 962 963 private static boolean hasValidDomains(ActivityIntentInfo filter) { 964 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 965 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 966 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 967 } 968 969 // Set of pending broadcasts for aggregating enable/disable of components. 970 static class PendingPackageBroadcasts { 971 // for each user id, a map of <package name -> components within that package> 972 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 973 974 public PendingPackageBroadcasts() { 975 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 976 } 977 978 public ArrayList<String> get(int userId, String packageName) { 979 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 980 return packages.get(packageName); 981 } 982 983 public void put(int userId, String packageName, ArrayList<String> components) { 984 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 985 packages.put(packageName, components); 986 } 987 988 public void remove(int userId, String packageName) { 989 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 990 if (packages != null) { 991 packages.remove(packageName); 992 } 993 } 994 995 public void remove(int userId) { 996 mUidMap.remove(userId); 997 } 998 999 public int userIdCount() { 1000 return mUidMap.size(); 1001 } 1002 1003 public int userIdAt(int n) { 1004 return mUidMap.keyAt(n); 1005 } 1006 1007 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1008 return mUidMap.get(userId); 1009 } 1010 1011 public int size() { 1012 // total number of pending broadcast entries across all userIds 1013 int num = 0; 1014 for (int i = 0; i< mUidMap.size(); i++) { 1015 num += mUidMap.valueAt(i).size(); 1016 } 1017 return num; 1018 } 1019 1020 public void clear() { 1021 mUidMap.clear(); 1022 } 1023 1024 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1025 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1026 if (map == null) { 1027 map = new ArrayMap<String, ArrayList<String>>(); 1028 mUidMap.put(userId, map); 1029 } 1030 return map; 1031 } 1032 } 1033 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1034 1035 // Service Connection to remote media container service to copy 1036 // package uri's from external media onto secure containers 1037 // or internal storage. 1038 private IMediaContainerService mContainerService = null; 1039 1040 static final int SEND_PENDING_BROADCAST = 1; 1041 static final int MCS_BOUND = 3; 1042 static final int END_COPY = 4; 1043 static final int INIT_COPY = 5; 1044 static final int MCS_UNBIND = 6; 1045 static final int START_CLEANING_PACKAGE = 7; 1046 static final int FIND_INSTALL_LOC = 8; 1047 static final int POST_INSTALL = 9; 1048 static final int MCS_RECONNECT = 10; 1049 static final int MCS_GIVE_UP = 11; 1050 static final int UPDATED_MEDIA_STATUS = 12; 1051 static final int WRITE_SETTINGS = 13; 1052 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1053 static final int PACKAGE_VERIFIED = 15; 1054 static final int CHECK_PENDING_VERIFICATION = 16; 1055 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1056 static final int INTENT_FILTER_VERIFIED = 18; 1057 static final int WRITE_PACKAGE_LIST = 19; 1058 1059 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1060 1061 // Delay time in millisecs 1062 static final int BROADCAST_DELAY = 10 * 1000; 1063 1064 static UserManagerService sUserManager; 1065 1066 // Stores a list of users whose package restrictions file needs to be updated 1067 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1068 1069 final private DefaultContainerConnection mDefContainerConn = 1070 new DefaultContainerConnection(); 1071 class DefaultContainerConnection implements ServiceConnection { 1072 public void onServiceConnected(ComponentName name, IBinder service) { 1073 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1074 IMediaContainerService imcs = 1075 IMediaContainerService.Stub.asInterface(service); 1076 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1077 } 1078 1079 public void onServiceDisconnected(ComponentName name) { 1080 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1081 } 1082 } 1083 1084 // Recordkeeping of restore-after-install operations that are currently in flight 1085 // between the Package Manager and the Backup Manager 1086 static class PostInstallData { 1087 public InstallArgs args; 1088 public PackageInstalledInfo res; 1089 1090 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1091 args = _a; 1092 res = _r; 1093 } 1094 } 1095 1096 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1097 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1098 1099 // XML tags for backup/restore of various bits of state 1100 private static final String TAG_PREFERRED_BACKUP = "pa"; 1101 private static final String TAG_DEFAULT_APPS = "da"; 1102 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1103 1104 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1105 private static final String TAG_ALL_GRANTS = "rt-grants"; 1106 private static final String TAG_GRANT = "grant"; 1107 private static final String ATTR_PACKAGE_NAME = "pkg"; 1108 1109 private static final String TAG_PERMISSION = "perm"; 1110 private static final String ATTR_PERMISSION_NAME = "name"; 1111 private static final String ATTR_IS_GRANTED = "g"; 1112 private static final String ATTR_USER_SET = "set"; 1113 private static final String ATTR_USER_FIXED = "fixed"; 1114 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1115 1116 // System/policy permission grants are not backed up 1117 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1118 FLAG_PERMISSION_POLICY_FIXED 1119 | FLAG_PERMISSION_SYSTEM_FIXED 1120 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1121 1122 // And we back up these user-adjusted states 1123 private static final int USER_RUNTIME_GRANT_MASK = 1124 FLAG_PERMISSION_USER_SET 1125 | FLAG_PERMISSION_USER_FIXED 1126 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1127 1128 final @Nullable String mRequiredVerifierPackage; 1129 final @NonNull String mRequiredInstallerPackage; 1130 final @NonNull String mRequiredUninstallerPackage; 1131 final @Nullable String mSetupWizardPackage; 1132 final @Nullable String mStorageManagerPackage; 1133 final @NonNull String mServicesSystemSharedLibraryPackageName; 1134 final @NonNull String mSharedSystemSharedLibraryPackageName; 1135 1136 private final PackageUsage mPackageUsage = new PackageUsage(); 1137 private final CompilerStats mCompilerStats = new CompilerStats(); 1138 1139 class PackageHandler extends Handler { 1140 private boolean mBound = false; 1141 final ArrayList<HandlerParams> mPendingInstalls = 1142 new ArrayList<HandlerParams>(); 1143 1144 private boolean connectToService() { 1145 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1146 " DefaultContainerService"); 1147 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1148 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1149 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1150 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1151 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1152 mBound = true; 1153 return true; 1154 } 1155 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1156 return false; 1157 } 1158 1159 private void disconnectService() { 1160 mContainerService = null; 1161 mBound = false; 1162 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1163 mContext.unbindService(mDefContainerConn); 1164 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1165 } 1166 1167 PackageHandler(Looper looper) { 1168 super(looper); 1169 } 1170 1171 public void handleMessage(Message msg) { 1172 try { 1173 doHandleMessage(msg); 1174 } finally { 1175 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1176 } 1177 } 1178 1179 void doHandleMessage(Message msg) { 1180 switch (msg.what) { 1181 case INIT_COPY: { 1182 HandlerParams params = (HandlerParams) msg.obj; 1183 int idx = mPendingInstalls.size(); 1184 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1185 // If a bind was already initiated we dont really 1186 // need to do anything. The pending install 1187 // will be processed later on. 1188 if (!mBound) { 1189 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1190 System.identityHashCode(mHandler)); 1191 // If this is the only one pending we might 1192 // have to bind to the service again. 1193 if (!connectToService()) { 1194 Slog.e(TAG, "Failed to bind to media container service"); 1195 params.serviceError(); 1196 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1197 System.identityHashCode(mHandler)); 1198 if (params.traceMethod != null) { 1199 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1200 params.traceCookie); 1201 } 1202 return; 1203 } else { 1204 // Once we bind to the service, the first 1205 // pending request will be processed. 1206 mPendingInstalls.add(idx, params); 1207 } 1208 } else { 1209 mPendingInstalls.add(idx, params); 1210 // Already bound to the service. Just make 1211 // sure we trigger off processing the first request. 1212 if (idx == 0) { 1213 mHandler.sendEmptyMessage(MCS_BOUND); 1214 } 1215 } 1216 break; 1217 } 1218 case MCS_BOUND: { 1219 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1220 if (msg.obj != null) { 1221 mContainerService = (IMediaContainerService) msg.obj; 1222 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1223 System.identityHashCode(mHandler)); 1224 } 1225 if (mContainerService == null) { 1226 if (!mBound) { 1227 // Something seriously wrong since we are not bound and we are not 1228 // waiting for connection. Bail out. 1229 Slog.e(TAG, "Cannot bind to media container service"); 1230 for (HandlerParams params : mPendingInstalls) { 1231 // Indicate service bind error 1232 params.serviceError(); 1233 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1234 System.identityHashCode(params)); 1235 if (params.traceMethod != null) { 1236 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1237 params.traceMethod, params.traceCookie); 1238 } 1239 return; 1240 } 1241 mPendingInstalls.clear(); 1242 } else { 1243 Slog.w(TAG, "Waiting to connect to media container service"); 1244 } 1245 } else if (mPendingInstalls.size() > 0) { 1246 HandlerParams params = mPendingInstalls.get(0); 1247 if (params != null) { 1248 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1249 System.identityHashCode(params)); 1250 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1251 if (params.startCopy()) { 1252 // We are done... look for more work or to 1253 // go idle. 1254 if (DEBUG_SD_INSTALL) Log.i(TAG, 1255 "Checking for more work or unbind..."); 1256 // Delete pending install 1257 if (mPendingInstalls.size() > 0) { 1258 mPendingInstalls.remove(0); 1259 } 1260 if (mPendingInstalls.size() == 0) { 1261 if (mBound) { 1262 if (DEBUG_SD_INSTALL) Log.i(TAG, 1263 "Posting delayed MCS_UNBIND"); 1264 removeMessages(MCS_UNBIND); 1265 Message ubmsg = obtainMessage(MCS_UNBIND); 1266 // Unbind after a little delay, to avoid 1267 // continual thrashing. 1268 sendMessageDelayed(ubmsg, 10000); 1269 } 1270 } else { 1271 // There are more pending requests in queue. 1272 // Just post MCS_BOUND message to trigger processing 1273 // of next pending install. 1274 if (DEBUG_SD_INSTALL) Log.i(TAG, 1275 "Posting MCS_BOUND for next work"); 1276 mHandler.sendEmptyMessage(MCS_BOUND); 1277 } 1278 } 1279 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1280 } 1281 } else { 1282 // Should never happen ideally. 1283 Slog.w(TAG, "Empty queue"); 1284 } 1285 break; 1286 } 1287 case MCS_RECONNECT: { 1288 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1289 if (mPendingInstalls.size() > 0) { 1290 if (mBound) { 1291 disconnectService(); 1292 } 1293 if (!connectToService()) { 1294 Slog.e(TAG, "Failed to bind to media container service"); 1295 for (HandlerParams params : mPendingInstalls) { 1296 // Indicate service bind error 1297 params.serviceError(); 1298 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1299 System.identityHashCode(params)); 1300 } 1301 mPendingInstalls.clear(); 1302 } 1303 } 1304 break; 1305 } 1306 case MCS_UNBIND: { 1307 // If there is no actual work left, then time to unbind. 1308 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1309 1310 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1311 if (mBound) { 1312 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1313 1314 disconnectService(); 1315 } 1316 } else if (mPendingInstalls.size() > 0) { 1317 // There are more pending requests in queue. 1318 // Just post MCS_BOUND message to trigger processing 1319 // of next pending install. 1320 mHandler.sendEmptyMessage(MCS_BOUND); 1321 } 1322 1323 break; 1324 } 1325 case MCS_GIVE_UP: { 1326 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1327 HandlerParams params = mPendingInstalls.remove(0); 1328 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1329 System.identityHashCode(params)); 1330 break; 1331 } 1332 case SEND_PENDING_BROADCAST: { 1333 String packages[]; 1334 ArrayList<String> components[]; 1335 int size = 0; 1336 int uids[]; 1337 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1338 synchronized (mPackages) { 1339 if (mPendingBroadcasts == null) { 1340 return; 1341 } 1342 size = mPendingBroadcasts.size(); 1343 if (size <= 0) { 1344 // Nothing to be done. Just return 1345 return; 1346 } 1347 packages = new String[size]; 1348 components = new ArrayList[size]; 1349 uids = new int[size]; 1350 int i = 0; // filling out the above arrays 1351 1352 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1353 int packageUserId = mPendingBroadcasts.userIdAt(n); 1354 Iterator<Map.Entry<String, ArrayList<String>>> it 1355 = mPendingBroadcasts.packagesForUserId(packageUserId) 1356 .entrySet().iterator(); 1357 while (it.hasNext() && i < size) { 1358 Map.Entry<String, ArrayList<String>> ent = it.next(); 1359 packages[i] = ent.getKey(); 1360 components[i] = ent.getValue(); 1361 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1362 uids[i] = (ps != null) 1363 ? UserHandle.getUid(packageUserId, ps.appId) 1364 : -1; 1365 i++; 1366 } 1367 } 1368 size = i; 1369 mPendingBroadcasts.clear(); 1370 } 1371 // Send broadcasts 1372 for (int i = 0; i < size; i++) { 1373 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1374 } 1375 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1376 break; 1377 } 1378 case START_CLEANING_PACKAGE: { 1379 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1380 final String packageName = (String)msg.obj; 1381 final int userId = msg.arg1; 1382 final boolean andCode = msg.arg2 != 0; 1383 synchronized (mPackages) { 1384 if (userId == UserHandle.USER_ALL) { 1385 int[] users = sUserManager.getUserIds(); 1386 for (int user : users) { 1387 mSettings.addPackageToCleanLPw( 1388 new PackageCleanItem(user, packageName, andCode)); 1389 } 1390 } else { 1391 mSettings.addPackageToCleanLPw( 1392 new PackageCleanItem(userId, packageName, andCode)); 1393 } 1394 } 1395 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1396 startCleaningPackages(); 1397 } break; 1398 case POST_INSTALL: { 1399 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1400 1401 PostInstallData data = mRunningInstalls.get(msg.arg1); 1402 final boolean didRestore = (msg.arg2 != 0); 1403 mRunningInstalls.delete(msg.arg1); 1404 1405 if (data != null) { 1406 InstallArgs args = data.args; 1407 PackageInstalledInfo parentRes = data.res; 1408 1409 final boolean grantPermissions = (args.installFlags 1410 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1411 final boolean killApp = (args.installFlags 1412 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1413 final String[] grantedPermissions = args.installGrantPermissions; 1414 1415 // Handle the parent package 1416 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1417 grantedPermissions, didRestore, args.installerPackageName, 1418 args.observer); 1419 1420 // Handle the child packages 1421 final int childCount = (parentRes.addedChildPackages != null) 1422 ? parentRes.addedChildPackages.size() : 0; 1423 for (int i = 0; i < childCount; i++) { 1424 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1425 handlePackagePostInstall(childRes, grantPermissions, killApp, 1426 grantedPermissions, false, args.installerPackageName, 1427 args.observer); 1428 } 1429 1430 // Log tracing if needed 1431 if (args.traceMethod != null) { 1432 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1433 args.traceCookie); 1434 } 1435 } else { 1436 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1437 } 1438 1439 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1440 } break; 1441 case UPDATED_MEDIA_STATUS: { 1442 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1443 boolean reportStatus = msg.arg1 == 1; 1444 boolean doGc = msg.arg2 == 1; 1445 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1446 if (doGc) { 1447 // Force a gc to clear up stale containers. 1448 Runtime.getRuntime().gc(); 1449 } 1450 if (msg.obj != null) { 1451 @SuppressWarnings("unchecked") 1452 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1453 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1454 // Unload containers 1455 unloadAllContainers(args); 1456 } 1457 if (reportStatus) { 1458 try { 1459 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1460 PackageHelper.getMountService().finishMediaUpdate(); 1461 } catch (RemoteException e) { 1462 Log.e(TAG, "MountService not running?"); 1463 } 1464 } 1465 } break; 1466 case WRITE_SETTINGS: { 1467 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1468 synchronized (mPackages) { 1469 removeMessages(WRITE_SETTINGS); 1470 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1471 mSettings.writeLPr(); 1472 mDirtyUsers.clear(); 1473 } 1474 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1475 } break; 1476 case WRITE_PACKAGE_RESTRICTIONS: { 1477 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1478 synchronized (mPackages) { 1479 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1480 for (int userId : mDirtyUsers) { 1481 mSettings.writePackageRestrictionsLPr(userId); 1482 } 1483 mDirtyUsers.clear(); 1484 } 1485 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1486 } break; 1487 case WRITE_PACKAGE_LIST: { 1488 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1489 synchronized (mPackages) { 1490 removeMessages(WRITE_PACKAGE_LIST); 1491 mSettings.writePackageListLPr(msg.arg1); 1492 } 1493 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1494 } break; 1495 case CHECK_PENDING_VERIFICATION: { 1496 final int verificationId = msg.arg1; 1497 final PackageVerificationState state = mPendingVerification.get(verificationId); 1498 1499 if ((state != null) && !state.timeoutExtended()) { 1500 final InstallArgs args = state.getInstallArgs(); 1501 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1502 1503 Slog.i(TAG, "Verification timed out for " + originUri); 1504 mPendingVerification.remove(verificationId); 1505 1506 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1507 1508 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1509 Slog.i(TAG, "Continuing with installation of " + originUri); 1510 state.setVerifierResponse(Binder.getCallingUid(), 1511 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1512 broadcastPackageVerified(verificationId, originUri, 1513 PackageManager.VERIFICATION_ALLOW, 1514 state.getInstallArgs().getUser()); 1515 try { 1516 ret = args.copyApk(mContainerService, true); 1517 } catch (RemoteException e) { 1518 Slog.e(TAG, "Could not contact the ContainerService"); 1519 } 1520 } else { 1521 broadcastPackageVerified(verificationId, originUri, 1522 PackageManager.VERIFICATION_REJECT, 1523 state.getInstallArgs().getUser()); 1524 } 1525 1526 Trace.asyncTraceEnd( 1527 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1528 1529 processPendingInstall(args, ret); 1530 mHandler.sendEmptyMessage(MCS_UNBIND); 1531 } 1532 break; 1533 } 1534 case PACKAGE_VERIFIED: { 1535 final int verificationId = msg.arg1; 1536 1537 final PackageVerificationState state = mPendingVerification.get(verificationId); 1538 if (state == null) { 1539 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1540 break; 1541 } 1542 1543 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1544 1545 state.setVerifierResponse(response.callerUid, response.code); 1546 1547 if (state.isVerificationComplete()) { 1548 mPendingVerification.remove(verificationId); 1549 1550 final InstallArgs args = state.getInstallArgs(); 1551 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1552 1553 int ret; 1554 if (state.isInstallAllowed()) { 1555 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1556 broadcastPackageVerified(verificationId, originUri, 1557 response.code, state.getInstallArgs().getUser()); 1558 try { 1559 ret = args.copyApk(mContainerService, true); 1560 } catch (RemoteException e) { 1561 Slog.e(TAG, "Could not contact the ContainerService"); 1562 } 1563 } else { 1564 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1565 } 1566 1567 Trace.asyncTraceEnd( 1568 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1569 1570 processPendingInstall(args, ret); 1571 mHandler.sendEmptyMessage(MCS_UNBIND); 1572 } 1573 1574 break; 1575 } 1576 case START_INTENT_FILTER_VERIFICATIONS: { 1577 IFVerificationParams params = (IFVerificationParams) msg.obj; 1578 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1579 params.replacing, params.pkg); 1580 break; 1581 } 1582 case INTENT_FILTER_VERIFIED: { 1583 final int verificationId = msg.arg1; 1584 1585 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1586 verificationId); 1587 if (state == null) { 1588 Slog.w(TAG, "Invalid IntentFilter verification token " 1589 + verificationId + " received"); 1590 break; 1591 } 1592 1593 final int userId = state.getUserId(); 1594 1595 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1596 "Processing IntentFilter verification with token:" 1597 + verificationId + " and userId:" + userId); 1598 1599 final IntentFilterVerificationResponse response = 1600 (IntentFilterVerificationResponse) msg.obj; 1601 1602 state.setVerifierResponse(response.callerUid, response.code); 1603 1604 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1605 "IntentFilter verification with token:" + verificationId 1606 + " and userId:" + userId 1607 + " is settings verifier response with response code:" 1608 + response.code); 1609 1610 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1611 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1612 + response.getFailedDomainsString()); 1613 } 1614 1615 if (state.isVerificationComplete()) { 1616 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1617 } else { 1618 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1619 "IntentFilter verification with token:" + verificationId 1620 + " was not said to be complete"); 1621 } 1622 1623 break; 1624 } 1625 } 1626 } 1627 } 1628 1629 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1630 boolean killApp, String[] grantedPermissions, 1631 boolean launchedForRestore, String installerPackage, 1632 IPackageInstallObserver2 installObserver) { 1633 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1634 // Send the removed broadcasts 1635 if (res.removedInfo != null) { 1636 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1637 } 1638 1639 // Now that we successfully installed the package, grant runtime 1640 // permissions if requested before broadcasting the install. 1641 if (grantPermissions && res.pkg.applicationInfo.targetSdkVersion 1642 >= Build.VERSION_CODES.M) { 1643 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1644 } 1645 1646 final boolean update = res.removedInfo != null 1647 && res.removedInfo.removedPackage != null; 1648 1649 // If this is the first time we have child packages for a disabled privileged 1650 // app that had no children, we grant requested runtime permissions to the new 1651 // children if the parent on the system image had them already granted. 1652 if (res.pkg.parentPackage != null) { 1653 synchronized (mPackages) { 1654 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1655 } 1656 } 1657 1658 synchronized (mPackages) { 1659 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1660 } 1661 1662 final String packageName = res.pkg.applicationInfo.packageName; 1663 Bundle extras = new Bundle(1); 1664 extras.putInt(Intent.EXTRA_UID, res.uid); 1665 1666 // Determine the set of users who are adding this package for 1667 // the first time vs. those who are seeing an update. 1668 int[] firstUsers = EMPTY_INT_ARRAY; 1669 int[] updateUsers = EMPTY_INT_ARRAY; 1670 if (res.origUsers == null || res.origUsers.length == 0) { 1671 firstUsers = res.newUsers; 1672 } else { 1673 for (int newUser : res.newUsers) { 1674 boolean isNew = true; 1675 for (int origUser : res.origUsers) { 1676 if (origUser == newUser) { 1677 isNew = false; 1678 break; 1679 } 1680 } 1681 if (isNew) { 1682 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1683 } else { 1684 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1685 } 1686 } 1687 } 1688 1689 // Send installed broadcasts if the install/update is not ephemeral 1690 if (!isEphemeral(res.pkg)) { 1691 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1692 1693 // Send added for users that see the package for the first time 1694 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1695 extras, 0 /*flags*/, null /*targetPackage*/, 1696 null /*finishedReceiver*/, firstUsers); 1697 1698 // Send added for users that don't see the package for the first time 1699 if (update) { 1700 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1701 } 1702 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1703 extras, 0 /*flags*/, null /*targetPackage*/, 1704 null /*finishedReceiver*/, updateUsers); 1705 1706 // Send replaced for users that don't see the package for the first time 1707 if (update) { 1708 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1709 packageName, extras, 0 /*flags*/, 1710 null /*targetPackage*/, null /*finishedReceiver*/, 1711 updateUsers); 1712 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1713 null /*package*/, null /*extras*/, 0 /*flags*/, 1714 packageName /*targetPackage*/, 1715 null /*finishedReceiver*/, updateUsers); 1716 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1717 // First-install and we did a restore, so we're responsible for the 1718 // first-launch broadcast. 1719 if (DEBUG_BACKUP) { 1720 Slog.i(TAG, "Post-restore of " + packageName 1721 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1722 } 1723 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1724 } 1725 1726 // Send broadcast package appeared if forward locked/external for all users 1727 // treat asec-hosted packages like removable media on upgrade 1728 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1729 if (DEBUG_INSTALL) { 1730 Slog.i(TAG, "upgrading pkg " + res.pkg 1731 + " is ASEC-hosted -> AVAILABLE"); 1732 } 1733 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1734 ArrayList<String> pkgList = new ArrayList<>(1); 1735 pkgList.add(packageName); 1736 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1737 } 1738 } 1739 1740 // Work that needs to happen on first install within each user 1741 if (firstUsers != null && firstUsers.length > 0) { 1742 synchronized (mPackages) { 1743 for (int userId : firstUsers) { 1744 // If this app is a browser and it's newly-installed for some 1745 // users, clear any default-browser state in those users. The 1746 // app's nature doesn't depend on the user, so we can just check 1747 // its browser nature in any user and generalize. 1748 if (packageIsBrowser(packageName, userId)) { 1749 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1750 } 1751 1752 // We may also need to apply pending (restored) runtime 1753 // permission grants within these users. 1754 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1755 } 1756 } 1757 } 1758 1759 // Log current value of "unknown sources" setting 1760 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1761 getUnknownSourcesSettings()); 1762 1763 // Force a gc to clear up things 1764 Runtime.getRuntime().gc(); 1765 1766 // Remove the replaced package's older resources safely now 1767 // We delete after a gc for applications on sdcard. 1768 if (res.removedInfo != null && res.removedInfo.args != null) { 1769 synchronized (mInstallLock) { 1770 res.removedInfo.args.doPostDeleteLI(true); 1771 } 1772 } 1773 } 1774 1775 // If someone is watching installs - notify them 1776 if (installObserver != null) { 1777 try { 1778 Bundle extras = extrasForInstallResult(res); 1779 installObserver.onPackageInstalled(res.name, res.returnCode, 1780 res.returnMsg, extras); 1781 } catch (RemoteException e) { 1782 Slog.i(TAG, "Observer no longer exists."); 1783 } 1784 } 1785 } 1786 1787 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1788 PackageParser.Package pkg) { 1789 if (pkg.parentPackage == null) { 1790 return; 1791 } 1792 if (pkg.requestedPermissions == null) { 1793 return; 1794 } 1795 final PackageSetting disabledSysParentPs = mSettings 1796 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1797 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1798 || !disabledSysParentPs.isPrivileged() 1799 || (disabledSysParentPs.childPackageNames != null 1800 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1801 return; 1802 } 1803 final int[] allUserIds = sUserManager.getUserIds(); 1804 final int permCount = pkg.requestedPermissions.size(); 1805 for (int i = 0; i < permCount; i++) { 1806 String permission = pkg.requestedPermissions.get(i); 1807 BasePermission bp = mSettings.mPermissions.get(permission); 1808 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1809 continue; 1810 } 1811 for (int userId : allUserIds) { 1812 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1813 permission, userId)) { 1814 grantRuntimePermission(pkg.packageName, permission, userId); 1815 } 1816 } 1817 } 1818 } 1819 1820 private StorageEventListener mStorageListener = new StorageEventListener() { 1821 @Override 1822 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1823 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1824 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1825 final String volumeUuid = vol.getFsUuid(); 1826 1827 // Clean up any users or apps that were removed or recreated 1828 // while this volume was missing 1829 reconcileUsers(volumeUuid); 1830 reconcileApps(volumeUuid); 1831 1832 // Clean up any install sessions that expired or were 1833 // cancelled while this volume was missing 1834 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1835 1836 loadPrivatePackages(vol); 1837 1838 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1839 unloadPrivatePackages(vol); 1840 } 1841 } 1842 1843 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1844 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1845 updateExternalMediaStatus(true, false); 1846 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1847 updateExternalMediaStatus(false, false); 1848 } 1849 } 1850 } 1851 1852 @Override 1853 public void onVolumeForgotten(String fsUuid) { 1854 if (TextUtils.isEmpty(fsUuid)) { 1855 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1856 return; 1857 } 1858 1859 // Remove any apps installed on the forgotten volume 1860 synchronized (mPackages) { 1861 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1862 for (PackageSetting ps : packages) { 1863 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1864 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1865 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1866 } 1867 1868 mSettings.onVolumeForgotten(fsUuid); 1869 mSettings.writeLPr(); 1870 } 1871 } 1872 }; 1873 1874 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1875 String[] grantedPermissions) { 1876 for (int userId : userIds) { 1877 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1878 } 1879 1880 // We could have touched GID membership, so flush out packages.list 1881 synchronized (mPackages) { 1882 mSettings.writePackageListLPr(); 1883 } 1884 } 1885 1886 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1887 String[] grantedPermissions) { 1888 SettingBase sb = (SettingBase) pkg.mExtras; 1889 if (sb == null) { 1890 return; 1891 } 1892 1893 PermissionsState permissionsState = sb.getPermissionsState(); 1894 1895 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1896 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1897 1898 for (String permission : pkg.requestedPermissions) { 1899 final BasePermission bp; 1900 synchronized (mPackages) { 1901 bp = mSettings.mPermissions.get(permission); 1902 } 1903 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1904 && (grantedPermissions == null 1905 || ArrayUtils.contains(grantedPermissions, permission))) { 1906 final int flags = permissionsState.getPermissionFlags(permission, userId); 1907 // Installer cannot change immutable permissions. 1908 if ((flags & immutableFlags) == 0) { 1909 grantRuntimePermission(pkg.packageName, permission, userId); 1910 } 1911 } 1912 } 1913 } 1914 1915 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1916 Bundle extras = null; 1917 switch (res.returnCode) { 1918 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1919 extras = new Bundle(); 1920 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1921 res.origPermission); 1922 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1923 res.origPackage); 1924 break; 1925 } 1926 case PackageManager.INSTALL_SUCCEEDED: { 1927 extras = new Bundle(); 1928 extras.putBoolean(Intent.EXTRA_REPLACING, 1929 res.removedInfo != null && res.removedInfo.removedPackage != null); 1930 break; 1931 } 1932 } 1933 return extras; 1934 } 1935 1936 void scheduleWriteSettingsLocked() { 1937 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1938 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1939 } 1940 } 1941 1942 void scheduleWritePackageListLocked(int userId) { 1943 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 1944 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 1945 msg.arg1 = userId; 1946 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 1947 } 1948 } 1949 1950 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 1951 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 1952 scheduleWritePackageRestrictionsLocked(userId); 1953 } 1954 1955 void scheduleWritePackageRestrictionsLocked(int userId) { 1956 final int[] userIds = (userId == UserHandle.USER_ALL) 1957 ? sUserManager.getUserIds() : new int[]{userId}; 1958 for (int nextUserId : userIds) { 1959 if (!sUserManager.exists(nextUserId)) return; 1960 mDirtyUsers.add(nextUserId); 1961 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1962 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1963 } 1964 } 1965 } 1966 1967 public static PackageManagerService main(Context context, Installer installer, 1968 boolean factoryTest, boolean onlyCore) { 1969 // Self-check for initial settings. 1970 PackageManagerServiceCompilerMapping.checkProperties(); 1971 1972 PackageManagerService m = new PackageManagerService(context, installer, 1973 factoryTest, onlyCore); 1974 m.enableSystemUserPackages(); 1975 ServiceManager.addService("package", m); 1976 return m; 1977 } 1978 1979 private void enableSystemUserPackages() { 1980 if (!UserManager.isSplitSystemUser()) { 1981 return; 1982 } 1983 // For system user, enable apps based on the following conditions: 1984 // - app is whitelisted or belong to one of these groups: 1985 // -- system app which has no launcher icons 1986 // -- system app which has INTERACT_ACROSS_USERS permission 1987 // -- system IME app 1988 // - app is not in the blacklist 1989 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1990 Set<String> enableApps = new ArraySet<>(); 1991 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1992 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1993 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1994 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1995 enableApps.addAll(wlApps); 1996 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1997 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1998 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1999 enableApps.removeAll(blApps); 2000 Log.i(TAG, "Applications installed for system user: " + enableApps); 2001 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2002 UserHandle.SYSTEM); 2003 final int allAppsSize = allAps.size(); 2004 synchronized (mPackages) { 2005 for (int i = 0; i < allAppsSize; i++) { 2006 String pName = allAps.get(i); 2007 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2008 // Should not happen, but we shouldn't be failing if it does 2009 if (pkgSetting == null) { 2010 continue; 2011 } 2012 boolean install = enableApps.contains(pName); 2013 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2014 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2015 + " for system user"); 2016 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2017 } 2018 } 2019 } 2020 } 2021 2022 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2023 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2024 Context.DISPLAY_SERVICE); 2025 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2026 } 2027 2028 /** 2029 * Requests that files preopted on a secondary system partition be copied to the data partition 2030 * if possible. Note that the actual copying of the files is accomplished by init for security 2031 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2032 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2033 */ 2034 private static void requestCopyPreoptedFiles() { 2035 final int WAIT_TIME_MS = 100; 2036 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2037 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2038 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2039 // We will wait for up to 100 seconds. 2040 final long timeEnd = SystemClock.uptimeMillis() + 100 * 1000; 2041 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2042 try { 2043 Thread.sleep(WAIT_TIME_MS); 2044 } catch (InterruptedException e) { 2045 // Do nothing 2046 } 2047 if (SystemClock.uptimeMillis() > timeEnd) { 2048 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2049 Slog.wtf(TAG, "cppreopt did not finish!"); 2050 break; 2051 } 2052 } 2053 } 2054 } 2055 2056 public PackageManagerService(Context context, Installer installer, 2057 boolean factoryTest, boolean onlyCore) { 2058 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2059 SystemClock.uptimeMillis()); 2060 2061 if (mSdkVersion <= 0) { 2062 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2063 } 2064 2065 mContext = context; 2066 mFactoryTest = factoryTest; 2067 mOnlyCore = onlyCore; 2068 mMetrics = new DisplayMetrics(); 2069 mSettings = new Settings(mPackages); 2070 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2071 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2072 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2073 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2074 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2075 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2076 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2077 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2078 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2079 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2080 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2081 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2082 2083 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2084 if (separateProcesses != null && separateProcesses.length() > 0) { 2085 if ("*".equals(separateProcesses)) { 2086 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2087 mSeparateProcesses = null; 2088 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2089 } else { 2090 mDefParseFlags = 0; 2091 mSeparateProcesses = separateProcesses.split(","); 2092 Slog.w(TAG, "Running with debug.separate_processes: " 2093 + separateProcesses); 2094 } 2095 } else { 2096 mDefParseFlags = 0; 2097 mSeparateProcesses = null; 2098 } 2099 2100 mInstaller = installer; 2101 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2102 "*dexopt*"); 2103 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2104 2105 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2106 FgThread.get().getLooper()); 2107 2108 getDefaultDisplayMetrics(context, mMetrics); 2109 2110 SystemConfig systemConfig = SystemConfig.getInstance(); 2111 mGlobalGids = systemConfig.getGlobalGids(); 2112 mSystemPermissions = systemConfig.getSystemPermissions(); 2113 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2114 2115 mProtectedPackages = new ProtectedPackages(mContext); 2116 2117 synchronized (mInstallLock) { 2118 // writer 2119 synchronized (mPackages) { 2120 mHandlerThread = new ServiceThread(TAG, 2121 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2122 mHandlerThread.start(); 2123 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2124 mProcessLoggingHandler = new ProcessLoggingHandler(); 2125 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2126 2127 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2128 2129 File dataDir = Environment.getDataDirectory(); 2130 mAppInstallDir = new File(dataDir, "app"); 2131 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2132 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2133 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2134 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2135 2136 sUserManager = new UserManagerService(context, this, mPackages); 2137 2138 // Propagate permission configuration in to package manager. 2139 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2140 = systemConfig.getPermissions(); 2141 for (int i=0; i<permConfig.size(); i++) { 2142 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2143 BasePermission bp = mSettings.mPermissions.get(perm.name); 2144 if (bp == null) { 2145 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2146 mSettings.mPermissions.put(perm.name, bp); 2147 } 2148 if (perm.gids != null) { 2149 bp.setGids(perm.gids, perm.perUser); 2150 } 2151 } 2152 2153 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2154 for (int i=0; i<libConfig.size(); i++) { 2155 mSharedLibraries.put(libConfig.keyAt(i), 2156 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2157 } 2158 2159 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2160 2161 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2162 2163 if (mFirstBoot) { 2164 requestCopyPreoptedFiles(); 2165 } 2166 2167 String customResolverActivity = Resources.getSystem().getString( 2168 R.string.config_customResolverActivity); 2169 if (TextUtils.isEmpty(customResolverActivity)) { 2170 customResolverActivity = null; 2171 } else { 2172 mCustomResolverComponentName = ComponentName.unflattenFromString( 2173 customResolverActivity); 2174 } 2175 2176 long startTime = SystemClock.uptimeMillis(); 2177 2178 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2179 startTime); 2180 2181 // Set flag to monitor and not change apk file paths when 2182 // scanning install directories. 2183 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2184 2185 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2186 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2187 2188 if (bootClassPath == null) { 2189 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2190 } 2191 2192 if (systemServerClassPath == null) { 2193 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2194 } 2195 2196 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2197 final String[] dexCodeInstructionSets = 2198 getDexCodeInstructionSets( 2199 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2200 2201 /** 2202 * Ensure all external libraries have had dexopt run on them. 2203 */ 2204 if (mSharedLibraries.size() > 0) { 2205 // NOTE: For now, we're compiling these system "shared libraries" 2206 // (and framework jars) into all available architectures. It's possible 2207 // to compile them only when we come across an app that uses them (there's 2208 // already logic for that in scanPackageLI) but that adds some complexity. 2209 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2210 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2211 final String lib = libEntry.path; 2212 if (lib == null) { 2213 continue; 2214 } 2215 2216 try { 2217 // Shared libraries do not have profiles so we perform a full 2218 // AOT compilation (if needed). 2219 int dexoptNeeded = DexFile.getDexOptNeeded( 2220 lib, dexCodeInstructionSet, 2221 getCompilerFilterForReason(REASON_SHARED_APK), 2222 false /* newProfile */); 2223 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2224 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2225 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/, 2226 getCompilerFilterForReason(REASON_SHARED_APK), 2227 StorageManager.UUID_PRIVATE_INTERNAL, 2228 SKIP_SHARED_LIBRARY_CHECK); 2229 } 2230 } catch (FileNotFoundException e) { 2231 Slog.w(TAG, "Library not found: " + lib); 2232 } catch (IOException | InstallerException e) { 2233 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2234 + e.getMessage()); 2235 } 2236 } 2237 } 2238 } 2239 2240 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2241 2242 final VersionInfo ver = mSettings.getInternalVersion(); 2243 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2244 2245 // when upgrading from pre-M, promote system app permissions from install to runtime 2246 mPromoteSystemApps = 2247 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2248 2249 // When upgrading from pre-N, we need to handle package extraction like first boot, 2250 // as there is no profiling data available. 2251 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2252 2253 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2254 2255 // save off the names of pre-existing system packages prior to scanning; we don't 2256 // want to automatically grant runtime permissions for new system apps 2257 if (mPromoteSystemApps) { 2258 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2259 while (pkgSettingIter.hasNext()) { 2260 PackageSetting ps = pkgSettingIter.next(); 2261 if (isSystemApp(ps)) { 2262 mExistingSystemPackages.add(ps.name); 2263 } 2264 } 2265 } 2266 2267 // Collect vendor overlay packages. 2268 // (Do this before scanning any apps.) 2269 // For security and version matching reason, only consider 2270 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2271 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2272 scanDirTracedLI(vendorOverlayDir, mDefParseFlags 2273 | PackageParser.PARSE_IS_SYSTEM 2274 | PackageParser.PARSE_IS_SYSTEM_DIR 2275 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2276 2277 // Find base frameworks (resource packages without code). 2278 scanDirTracedLI(frameworkDir, mDefParseFlags 2279 | PackageParser.PARSE_IS_SYSTEM 2280 | PackageParser.PARSE_IS_SYSTEM_DIR 2281 | PackageParser.PARSE_IS_PRIVILEGED, 2282 scanFlags | SCAN_NO_DEX, 0); 2283 2284 // Collected privileged system packages. 2285 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2286 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2287 | PackageParser.PARSE_IS_SYSTEM 2288 | PackageParser.PARSE_IS_SYSTEM_DIR 2289 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2290 2291 // Collect ordinary system packages. 2292 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2293 scanDirTracedLI(systemAppDir, mDefParseFlags 2294 | PackageParser.PARSE_IS_SYSTEM 2295 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2296 2297 // Collect all vendor packages. 2298 File vendorAppDir = new File("/vendor/app"); 2299 try { 2300 vendorAppDir = vendorAppDir.getCanonicalFile(); 2301 } catch (IOException e) { 2302 // failed to look up canonical path, continue with original one 2303 } 2304 scanDirTracedLI(vendorAppDir, mDefParseFlags 2305 | PackageParser.PARSE_IS_SYSTEM 2306 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2307 2308 // Collect all OEM packages. 2309 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2310 scanDirTracedLI(oemAppDir, mDefParseFlags 2311 | PackageParser.PARSE_IS_SYSTEM 2312 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2313 2314 // Prune any system packages that no longer exist. 2315 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2316 if (!mOnlyCore) { 2317 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2318 while (psit.hasNext()) { 2319 PackageSetting ps = psit.next(); 2320 2321 /* 2322 * If this is not a system app, it can't be a 2323 * disable system app. 2324 */ 2325 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2326 continue; 2327 } 2328 2329 /* 2330 * If the package is scanned, it's not erased. 2331 */ 2332 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2333 if (scannedPkg != null) { 2334 /* 2335 * If the system app is both scanned and in the 2336 * disabled packages list, then it must have been 2337 * added via OTA. Remove it from the currently 2338 * scanned package so the previously user-installed 2339 * application can be scanned. 2340 */ 2341 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2342 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2343 + ps.name + "; removing system app. Last known codePath=" 2344 + ps.codePathString + ", installStatus=" + ps.installStatus 2345 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2346 + scannedPkg.mVersionCode); 2347 removePackageLI(scannedPkg, true); 2348 mExpectingBetter.put(ps.name, ps.codePath); 2349 } 2350 2351 continue; 2352 } 2353 2354 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2355 psit.remove(); 2356 logCriticalInfo(Log.WARN, "System package " + ps.name 2357 + " no longer exists; it's data will be wiped"); 2358 // Actual deletion of code and data will be handled by later 2359 // reconciliation step 2360 } else { 2361 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2362 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2363 possiblyDeletedUpdatedSystemApps.add(ps.name); 2364 } 2365 } 2366 } 2367 } 2368 2369 //look for any incomplete package installations 2370 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2371 for (int i = 0; i < deletePkgsList.size(); i++) { 2372 // Actual deletion of code and data will be handled by later 2373 // reconciliation step 2374 final String packageName = deletePkgsList.get(i).name; 2375 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2376 synchronized (mPackages) { 2377 mSettings.removePackageLPw(packageName); 2378 } 2379 } 2380 2381 //delete tmp files 2382 deleteTempPackageFiles(); 2383 2384 // Remove any shared userIDs that have no associated packages 2385 mSettings.pruneSharedUsersLPw(); 2386 2387 if (!mOnlyCore) { 2388 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2389 SystemClock.uptimeMillis()); 2390 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2391 2392 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2393 | PackageParser.PARSE_FORWARD_LOCK, 2394 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2395 2396 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2397 | PackageParser.PARSE_IS_EPHEMERAL, 2398 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2399 2400 /** 2401 * Remove disable package settings for any updated system 2402 * apps that were removed via an OTA. If they're not a 2403 * previously-updated app, remove them completely. 2404 * Otherwise, just revoke their system-level permissions. 2405 */ 2406 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2407 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2408 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2409 2410 String msg; 2411 if (deletedPkg == null) { 2412 msg = "Updated system package " + deletedAppName 2413 + " no longer exists; it's data will be wiped"; 2414 // Actual deletion of code and data will be handled by later 2415 // reconciliation step 2416 } else { 2417 msg = "Updated system app + " + deletedAppName 2418 + " no longer present; removing system privileges for " 2419 + deletedAppName; 2420 2421 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2422 2423 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2424 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2425 } 2426 logCriticalInfo(Log.WARN, msg); 2427 } 2428 2429 /** 2430 * Make sure all system apps that we expected to appear on 2431 * the userdata partition actually showed up. If they never 2432 * appeared, crawl back and revive the system version. 2433 */ 2434 for (int i = 0; i < mExpectingBetter.size(); i++) { 2435 final String packageName = mExpectingBetter.keyAt(i); 2436 if (!mPackages.containsKey(packageName)) { 2437 final File scanFile = mExpectingBetter.valueAt(i); 2438 2439 logCriticalInfo(Log.WARN, "Expected better " + packageName 2440 + " but never showed up; reverting to system"); 2441 2442 int reparseFlags = mDefParseFlags; 2443 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2444 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2445 | PackageParser.PARSE_IS_SYSTEM_DIR 2446 | PackageParser.PARSE_IS_PRIVILEGED; 2447 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2448 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2449 | PackageParser.PARSE_IS_SYSTEM_DIR; 2450 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2451 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2452 | PackageParser.PARSE_IS_SYSTEM_DIR; 2453 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2454 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2455 | PackageParser.PARSE_IS_SYSTEM_DIR; 2456 } else { 2457 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2458 continue; 2459 } 2460 2461 mSettings.enableSystemPackageLPw(packageName); 2462 2463 try { 2464 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2465 } catch (PackageManagerException e) { 2466 Slog.e(TAG, "Failed to parse original system package: " 2467 + e.getMessage()); 2468 } 2469 } 2470 } 2471 } 2472 mExpectingBetter.clear(); 2473 2474 // Resolve the storage manager. 2475 mStorageManagerPackage = getStorageManagerPackageName(); 2476 2477 // Resolve protected action filters. Only the setup wizard is allowed to 2478 // have a high priority filter for these actions. 2479 mSetupWizardPackage = getSetupWizardPackageName(); 2480 if (mProtectedFilters.size() > 0) { 2481 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2482 Slog.i(TAG, "No setup wizard;" 2483 + " All protected intents capped to priority 0"); 2484 } 2485 for (ActivityIntentInfo filter : mProtectedFilters) { 2486 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2487 if (DEBUG_FILTERS) { 2488 Slog.i(TAG, "Found setup wizard;" 2489 + " allow priority " + filter.getPriority() + ";" 2490 + " package: " + filter.activity.info.packageName 2491 + " activity: " + filter.activity.className 2492 + " priority: " + filter.getPriority()); 2493 } 2494 // skip setup wizard; allow it to keep the high priority filter 2495 continue; 2496 } 2497 Slog.w(TAG, "Protected action; cap priority to 0;" 2498 + " package: " + filter.activity.info.packageName 2499 + " activity: " + filter.activity.className 2500 + " origPrio: " + filter.getPriority()); 2501 filter.setPriority(0); 2502 } 2503 } 2504 mDeferProtectedFilters = false; 2505 mProtectedFilters.clear(); 2506 2507 // Now that we know all of the shared libraries, update all clients to have 2508 // the correct library paths. 2509 updateAllSharedLibrariesLPw(); 2510 2511 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2512 // NOTE: We ignore potential failures here during a system scan (like 2513 // the rest of the commands above) because there's precious little we 2514 // can do about it. A settings error is reported, though. 2515 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2516 false /* boot complete */); 2517 } 2518 2519 // Now that we know all the packages we are keeping, 2520 // read and update their last usage times. 2521 mPackageUsage.read(mPackages); 2522 mCompilerStats.read(); 2523 2524 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2525 SystemClock.uptimeMillis()); 2526 Slog.i(TAG, "Time to scan packages: " 2527 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2528 + " seconds"); 2529 2530 // If the platform SDK has changed since the last time we booted, 2531 // we need to re-grant app permission to catch any new ones that 2532 // appear. This is really a hack, and means that apps can in some 2533 // cases get permissions that the user didn't initially explicitly 2534 // allow... it would be nice to have some better way to handle 2535 // this situation. 2536 int updateFlags = UPDATE_PERMISSIONS_ALL; 2537 if (ver.sdkVersion != mSdkVersion) { 2538 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2539 + mSdkVersion + "; regranting permissions for internal storage"); 2540 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2541 } 2542 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2543 ver.sdkVersion = mSdkVersion; 2544 2545 // If this is the first boot or an update from pre-M, and it is a normal 2546 // boot, then we need to initialize the default preferred apps across 2547 // all defined users. 2548 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2549 for (UserInfo user : sUserManager.getUsers(true)) { 2550 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2551 applyFactoryDefaultBrowserLPw(user.id); 2552 primeDomainVerificationsLPw(user.id); 2553 } 2554 } 2555 2556 // Prepare storage for system user really early during boot, 2557 // since core system apps like SettingsProvider and SystemUI 2558 // can't wait for user to start 2559 final int storageFlags; 2560 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2561 storageFlags = StorageManager.FLAG_STORAGE_DE; 2562 } else { 2563 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2564 } 2565 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2566 storageFlags); 2567 2568 // If this is first boot after an OTA, and a normal boot, then 2569 // we need to clear code cache directories. 2570 // Note that we do *not* clear the application profiles. These remain valid 2571 // across OTAs and are used to drive profile verification (post OTA) and 2572 // profile compilation (without waiting to collect a fresh set of profiles). 2573 if (mIsUpgrade && !onlyCore) { 2574 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2575 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2576 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2577 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2578 // No apps are running this early, so no need to freeze 2579 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2580 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2581 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2582 } 2583 } 2584 ver.fingerprint = Build.FINGERPRINT; 2585 } 2586 2587 checkDefaultBrowser(); 2588 2589 // clear only after permissions and other defaults have been updated 2590 mExistingSystemPackages.clear(); 2591 mPromoteSystemApps = false; 2592 2593 // All the changes are done during package scanning. 2594 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2595 2596 // can downgrade to reader 2597 mSettings.writeLPr(); 2598 2599 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2600 // early on (before the package manager declares itself as early) because other 2601 // components in the system server might ask for package contexts for these apps. 2602 // 2603 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2604 // (i.e, that the data partition is unavailable). 2605 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2606 long start = System.nanoTime(); 2607 List<PackageParser.Package> coreApps = new ArrayList<>(); 2608 for (PackageParser.Package pkg : mPackages.values()) { 2609 if (pkg.coreApp) { 2610 coreApps.add(pkg); 2611 } 2612 } 2613 2614 int[] stats = performDexOptUpgrade(coreApps, false, 2615 getCompilerFilterForReason(REASON_CORE_APP)); 2616 2617 final int elapsedTimeSeconds = 2618 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2619 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2620 2621 if (DEBUG_DEXOPT) { 2622 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2623 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2624 } 2625 2626 2627 // TODO: Should we log these stats to tron too ? 2628 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2629 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2630 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2631 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2632 } 2633 2634 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2635 SystemClock.uptimeMillis()); 2636 2637 if (!mOnlyCore) { 2638 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2639 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2640 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2641 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2642 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2643 mIntentFilterVerifierComponent); 2644 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2645 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES); 2646 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2647 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED); 2648 } else { 2649 mRequiredVerifierPackage = null; 2650 mRequiredInstallerPackage = null; 2651 mRequiredUninstallerPackage = null; 2652 mIntentFilterVerifierComponent = null; 2653 mIntentFilterVerifier = null; 2654 mServicesSystemSharedLibraryPackageName = null; 2655 mSharedSystemSharedLibraryPackageName = null; 2656 } 2657 2658 mInstallerService = new PackageInstallerService(context, this); 2659 2660 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2661 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2662 // both the installer and resolver must be present to enable ephemeral 2663 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2664 if (DEBUG_EPHEMERAL) { 2665 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2666 + " installer:" + ephemeralInstallerComponent); 2667 } 2668 mEphemeralResolverComponent = ephemeralResolverComponent; 2669 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2670 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2671 mEphemeralResolverConnection = 2672 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2673 } else { 2674 if (DEBUG_EPHEMERAL) { 2675 final String missingComponent = 2676 (ephemeralResolverComponent == null) 2677 ? (ephemeralInstallerComponent == null) 2678 ? "resolver and installer" 2679 : "resolver" 2680 : "installer"; 2681 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2682 } 2683 mEphemeralResolverComponent = null; 2684 mEphemeralInstallerComponent = null; 2685 mEphemeralResolverConnection = null; 2686 } 2687 2688 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2689 } // synchronized (mPackages) 2690 } // synchronized (mInstallLock) 2691 2692 // Now after opening every single application zip, make sure they 2693 // are all flushed. Not really needed, but keeps things nice and 2694 // tidy. 2695 Runtime.getRuntime().gc(); 2696 2697 // The initial scanning above does many calls into installd while 2698 // holding the mPackages lock, but we're mostly interested in yelling 2699 // once we have a booted system. 2700 mInstaller.setWarnIfHeld(mPackages); 2701 2702 // Expose private service for system components to use. 2703 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2704 } 2705 2706 @Override 2707 public boolean isFirstBoot() { 2708 return mFirstBoot; 2709 } 2710 2711 @Override 2712 public boolean isOnlyCoreApps() { 2713 return mOnlyCore; 2714 } 2715 2716 @Override 2717 public boolean isUpgrade() { 2718 return mIsUpgrade; 2719 } 2720 2721 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2722 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2723 2724 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2725 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2726 UserHandle.USER_SYSTEM); 2727 if (matches.size() == 1) { 2728 return matches.get(0).getComponentInfo().packageName; 2729 } else if (matches.size() == 0) { 2730 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2731 return null; 2732 } 2733 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2734 } 2735 2736 private @NonNull String getRequiredSharedLibraryLPr(String libraryName) { 2737 synchronized (mPackages) { 2738 SharedLibraryEntry libraryEntry = mSharedLibraries.get(libraryName); 2739 if (libraryEntry == null) { 2740 throw new IllegalStateException("Missing required shared library:" + libraryName); 2741 } 2742 return libraryEntry.apk; 2743 } 2744 } 2745 2746 private @NonNull String getRequiredInstallerLPr() { 2747 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2748 intent.addCategory(Intent.CATEGORY_DEFAULT); 2749 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2750 2751 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2752 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2753 UserHandle.USER_SYSTEM); 2754 if (matches.size() == 1) { 2755 ResolveInfo resolveInfo = matches.get(0); 2756 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2757 throw new RuntimeException("The installer must be a privileged app"); 2758 } 2759 return matches.get(0).getComponentInfo().packageName; 2760 } else { 2761 throw new RuntimeException("There must be exactly one installer; found " + matches); 2762 } 2763 } 2764 2765 private @NonNull String getRequiredUninstallerLPr() { 2766 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 2767 intent.addCategory(Intent.CATEGORY_DEFAULT); 2768 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 2769 2770 final ResolveInfo resolveInfo = resolveIntent(intent, null, 2771 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2772 UserHandle.USER_SYSTEM); 2773 if (resolveInfo == null || 2774 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 2775 throw new RuntimeException("There must be exactly one uninstaller; found " 2776 + resolveInfo); 2777 } 2778 return resolveInfo.getComponentInfo().packageName; 2779 } 2780 2781 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2782 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2783 2784 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2785 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2786 UserHandle.USER_SYSTEM); 2787 ResolveInfo best = null; 2788 final int N = matches.size(); 2789 for (int i = 0; i < N; i++) { 2790 final ResolveInfo cur = matches.get(i); 2791 final String packageName = cur.getComponentInfo().packageName; 2792 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2793 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2794 continue; 2795 } 2796 2797 if (best == null || cur.priority > best.priority) { 2798 best = cur; 2799 } 2800 } 2801 2802 if (best != null) { 2803 return best.getComponentInfo().getComponentName(); 2804 } else { 2805 throw new RuntimeException("There must be at least one intent filter verifier"); 2806 } 2807 } 2808 2809 private @Nullable ComponentName getEphemeralResolverLPr() { 2810 final String[] packageArray = 2811 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2812 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 2813 if (DEBUG_EPHEMERAL) { 2814 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2815 } 2816 return null; 2817 } 2818 2819 final int resolveFlags = 2820 MATCH_DIRECT_BOOT_AWARE 2821 | MATCH_DIRECT_BOOT_UNAWARE 2822 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2823 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2824 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 2825 resolveFlags, UserHandle.USER_SYSTEM); 2826 2827 final int N = resolvers.size(); 2828 if (N == 0) { 2829 if (DEBUG_EPHEMERAL) { 2830 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2831 } 2832 return null; 2833 } 2834 2835 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2836 for (int i = 0; i < N; i++) { 2837 final ResolveInfo info = resolvers.get(i); 2838 2839 if (info.serviceInfo == null) { 2840 continue; 2841 } 2842 2843 final String packageName = info.serviceInfo.packageName; 2844 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 2845 if (DEBUG_EPHEMERAL) { 2846 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2847 + " pkg: " + packageName + ", info:" + info); 2848 } 2849 continue; 2850 } 2851 2852 if (DEBUG_EPHEMERAL) { 2853 Slog.v(TAG, "Ephemeral resolver found;" 2854 + " pkg: " + packageName + ", info:" + info); 2855 } 2856 return new ComponentName(packageName, info.serviceInfo.name); 2857 } 2858 if (DEBUG_EPHEMERAL) { 2859 Slog.v(TAG, "Ephemeral resolver NOT found"); 2860 } 2861 return null; 2862 } 2863 2864 private @Nullable ComponentName getEphemeralInstallerLPr() { 2865 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2866 intent.addCategory(Intent.CATEGORY_DEFAULT); 2867 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2868 2869 final int resolveFlags = 2870 MATCH_DIRECT_BOOT_AWARE 2871 | MATCH_DIRECT_BOOT_UNAWARE 2872 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2873 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2874 resolveFlags, UserHandle.USER_SYSTEM); 2875 if (matches.size() == 0) { 2876 return null; 2877 } else if (matches.size() == 1) { 2878 return matches.get(0).getComponentInfo().getComponentName(); 2879 } else { 2880 throw new RuntimeException( 2881 "There must be at most one ephemeral installer; found " + matches); 2882 } 2883 } 2884 2885 private void primeDomainVerificationsLPw(int userId) { 2886 if (DEBUG_DOMAIN_VERIFICATION) { 2887 Slog.d(TAG, "Priming domain verifications in user " + userId); 2888 } 2889 2890 SystemConfig systemConfig = SystemConfig.getInstance(); 2891 ArraySet<String> packages = systemConfig.getLinkedApps(); 2892 ArraySet<String> domains = new ArraySet<String>(); 2893 2894 for (String packageName : packages) { 2895 PackageParser.Package pkg = mPackages.get(packageName); 2896 if (pkg != null) { 2897 if (!pkg.isSystemApp()) { 2898 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2899 continue; 2900 } 2901 2902 domains.clear(); 2903 for (PackageParser.Activity a : pkg.activities) { 2904 for (ActivityIntentInfo filter : a.intents) { 2905 if (hasValidDomains(filter)) { 2906 domains.addAll(filter.getHostsList()); 2907 } 2908 } 2909 } 2910 2911 if (domains.size() > 0) { 2912 if (DEBUG_DOMAIN_VERIFICATION) { 2913 Slog.v(TAG, " + " + packageName); 2914 } 2915 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2916 // state w.r.t. the formal app-linkage "no verification attempted" state; 2917 // and then 'always' in the per-user state actually used for intent resolution. 2918 final IntentFilterVerificationInfo ivi; 2919 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2920 new ArrayList<String>(domains)); 2921 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2922 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2923 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2924 } else { 2925 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2926 + "' does not handle web links"); 2927 } 2928 } else { 2929 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2930 } 2931 } 2932 2933 scheduleWritePackageRestrictionsLocked(userId); 2934 scheduleWriteSettingsLocked(); 2935 } 2936 2937 private void applyFactoryDefaultBrowserLPw(int userId) { 2938 // The default browser app's package name is stored in a string resource, 2939 // with a product-specific overlay used for vendor customization. 2940 String browserPkg = mContext.getResources().getString( 2941 com.android.internal.R.string.default_browser); 2942 if (!TextUtils.isEmpty(browserPkg)) { 2943 // non-empty string => required to be a known package 2944 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2945 if (ps == null) { 2946 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2947 browserPkg = null; 2948 } else { 2949 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2950 } 2951 } 2952 2953 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2954 // default. If there's more than one, just leave everything alone. 2955 if (browserPkg == null) { 2956 calculateDefaultBrowserLPw(userId); 2957 } 2958 } 2959 2960 private void calculateDefaultBrowserLPw(int userId) { 2961 List<String> allBrowsers = resolveAllBrowserApps(userId); 2962 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2963 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2964 } 2965 2966 private List<String> resolveAllBrowserApps(int userId) { 2967 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2968 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 2969 PackageManager.MATCH_ALL, userId); 2970 2971 final int count = list.size(); 2972 List<String> result = new ArrayList<String>(count); 2973 for (int i=0; i<count; i++) { 2974 ResolveInfo info = list.get(i); 2975 if (info.activityInfo == null 2976 || !info.handleAllWebDataURI 2977 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2978 || result.contains(info.activityInfo.packageName)) { 2979 continue; 2980 } 2981 result.add(info.activityInfo.packageName); 2982 } 2983 2984 return result; 2985 } 2986 2987 private boolean packageIsBrowser(String packageName, int userId) { 2988 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 2989 PackageManager.MATCH_ALL, userId); 2990 final int N = list.size(); 2991 for (int i = 0; i < N; i++) { 2992 ResolveInfo info = list.get(i); 2993 if (packageName.equals(info.activityInfo.packageName)) { 2994 return true; 2995 } 2996 } 2997 return false; 2998 } 2999 3000 private void checkDefaultBrowser() { 3001 final int myUserId = UserHandle.myUserId(); 3002 final String packageName = getDefaultBrowserPackageName(myUserId); 3003 if (packageName != null) { 3004 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3005 if (info == null) { 3006 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3007 synchronized (mPackages) { 3008 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3009 } 3010 } 3011 } 3012 } 3013 3014 @Override 3015 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3016 throws RemoteException { 3017 try { 3018 return super.onTransact(code, data, reply, flags); 3019 } catch (RuntimeException e) { 3020 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3021 Slog.wtf(TAG, "Package Manager Crash", e); 3022 } 3023 throw e; 3024 } 3025 } 3026 3027 static int[] appendInts(int[] cur, int[] add) { 3028 if (add == null) return cur; 3029 if (cur == null) return add; 3030 final int N = add.length; 3031 for (int i=0; i<N; i++) { 3032 cur = appendInt(cur, add[i]); 3033 } 3034 return cur; 3035 } 3036 3037 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3038 if (!sUserManager.exists(userId)) return null; 3039 if (ps == null) { 3040 return null; 3041 } 3042 final PackageParser.Package p = ps.pkg; 3043 if (p == null) { 3044 return null; 3045 } 3046 3047 final PermissionsState permissionsState = ps.getPermissionsState(); 3048 3049 // Compute GIDs only if requested 3050 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3051 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3052 // Compute granted permissions only if package has requested permissions 3053 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3054 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3055 final PackageUserState state = ps.readUserState(userId); 3056 3057 return PackageParser.generatePackageInfo(p, gids, flags, 3058 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3059 } 3060 3061 @Override 3062 public void checkPackageStartable(String packageName, int userId) { 3063 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3064 3065 synchronized (mPackages) { 3066 final PackageSetting ps = mSettings.mPackages.get(packageName); 3067 if (ps == null) { 3068 throw new SecurityException("Package " + packageName + " was not found!"); 3069 } 3070 3071 if (!ps.getInstalled(userId)) { 3072 throw new SecurityException( 3073 "Package " + packageName + " was not installed for user " + userId + "!"); 3074 } 3075 3076 if (mSafeMode && !ps.isSystem()) { 3077 throw new SecurityException("Package " + packageName + " not a system app!"); 3078 } 3079 3080 if (mFrozenPackages.contains(packageName)) { 3081 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3082 } 3083 3084 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3085 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3086 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3087 } 3088 } 3089 } 3090 3091 @Override 3092 public boolean isPackageAvailable(String packageName, int userId) { 3093 if (!sUserManager.exists(userId)) return false; 3094 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3095 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3096 synchronized (mPackages) { 3097 PackageParser.Package p = mPackages.get(packageName); 3098 if (p != null) { 3099 final PackageSetting ps = (PackageSetting) p.mExtras; 3100 if (ps != null) { 3101 final PackageUserState state = ps.readUserState(userId); 3102 if (state != null) { 3103 return PackageParser.isAvailable(state); 3104 } 3105 } 3106 } 3107 } 3108 return false; 3109 } 3110 3111 @Override 3112 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3113 if (!sUserManager.exists(userId)) return null; 3114 flags = updateFlagsForPackage(flags, userId, packageName); 3115 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3116 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3117 // reader 3118 synchronized (mPackages) { 3119 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3120 PackageParser.Package p = null; 3121 if (matchFactoryOnly) { 3122 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3123 if (ps != null) { 3124 return generatePackageInfo(ps, flags, userId); 3125 } 3126 } 3127 if (p == null) { 3128 p = mPackages.get(packageName); 3129 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3130 return null; 3131 } 3132 } 3133 if (DEBUG_PACKAGE_INFO) 3134 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3135 if (p != null) { 3136 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3137 } 3138 if (!matchFactoryOnly && (flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3139 final PackageSetting ps = mSettings.mPackages.get(packageName); 3140 return generatePackageInfo(ps, flags, userId); 3141 } 3142 } 3143 return null; 3144 } 3145 3146 @Override 3147 public String[] currentToCanonicalPackageNames(String[] names) { 3148 String[] out = new String[names.length]; 3149 // reader 3150 synchronized (mPackages) { 3151 for (int i=names.length-1; i>=0; i--) { 3152 PackageSetting ps = mSettings.mPackages.get(names[i]); 3153 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3154 } 3155 } 3156 return out; 3157 } 3158 3159 @Override 3160 public String[] canonicalToCurrentPackageNames(String[] names) { 3161 String[] out = new String[names.length]; 3162 // reader 3163 synchronized (mPackages) { 3164 for (int i=names.length-1; i>=0; i--) { 3165 String cur = mSettings.mRenamedPackages.get(names[i]); 3166 out[i] = cur != null ? cur : names[i]; 3167 } 3168 } 3169 return out; 3170 } 3171 3172 @Override 3173 public int getPackageUid(String packageName, int flags, int userId) { 3174 if (!sUserManager.exists(userId)) return -1; 3175 flags = updateFlagsForPackage(flags, userId, packageName); 3176 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3177 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3178 3179 // reader 3180 synchronized (mPackages) { 3181 final PackageParser.Package p = mPackages.get(packageName); 3182 if (p != null && p.isMatch(flags)) { 3183 return UserHandle.getUid(userId, p.applicationInfo.uid); 3184 } 3185 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3186 final PackageSetting ps = mSettings.mPackages.get(packageName); 3187 if (ps != null && ps.isMatch(flags)) { 3188 return UserHandle.getUid(userId, ps.appId); 3189 } 3190 } 3191 } 3192 3193 return -1; 3194 } 3195 3196 @Override 3197 public int[] getPackageGids(String packageName, int flags, int userId) { 3198 if (!sUserManager.exists(userId)) return null; 3199 flags = updateFlagsForPackage(flags, userId, packageName); 3200 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3201 false /* requireFullPermission */, false /* checkShell */, 3202 "getPackageGids"); 3203 3204 // reader 3205 synchronized (mPackages) { 3206 final PackageParser.Package p = mPackages.get(packageName); 3207 if (p != null && p.isMatch(flags)) { 3208 PackageSetting ps = (PackageSetting) p.mExtras; 3209 return ps.getPermissionsState().computeGids(userId); 3210 } 3211 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3212 final PackageSetting ps = mSettings.mPackages.get(packageName); 3213 if (ps != null && ps.isMatch(flags)) { 3214 return ps.getPermissionsState().computeGids(userId); 3215 } 3216 } 3217 } 3218 3219 return null; 3220 } 3221 3222 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3223 if (bp.perm != null) { 3224 return PackageParser.generatePermissionInfo(bp.perm, flags); 3225 } 3226 PermissionInfo pi = new PermissionInfo(); 3227 pi.name = bp.name; 3228 pi.packageName = bp.sourcePackage; 3229 pi.nonLocalizedLabel = bp.name; 3230 pi.protectionLevel = bp.protectionLevel; 3231 return pi; 3232 } 3233 3234 @Override 3235 public PermissionInfo getPermissionInfo(String name, int flags) { 3236 // reader 3237 synchronized (mPackages) { 3238 final BasePermission p = mSettings.mPermissions.get(name); 3239 if (p != null) { 3240 return generatePermissionInfo(p, flags); 3241 } 3242 return null; 3243 } 3244 } 3245 3246 @Override 3247 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3248 int flags) { 3249 // reader 3250 synchronized (mPackages) { 3251 if (group != null && !mPermissionGroups.containsKey(group)) { 3252 // This is thrown as NameNotFoundException 3253 return null; 3254 } 3255 3256 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3257 for (BasePermission p : mSettings.mPermissions.values()) { 3258 if (group == null) { 3259 if (p.perm == null || p.perm.info.group == null) { 3260 out.add(generatePermissionInfo(p, flags)); 3261 } 3262 } else { 3263 if (p.perm != null && group.equals(p.perm.info.group)) { 3264 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3265 } 3266 } 3267 } 3268 return new ParceledListSlice<>(out); 3269 } 3270 } 3271 3272 @Override 3273 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3274 // reader 3275 synchronized (mPackages) { 3276 return PackageParser.generatePermissionGroupInfo( 3277 mPermissionGroups.get(name), flags); 3278 } 3279 } 3280 3281 @Override 3282 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3283 // reader 3284 synchronized (mPackages) { 3285 final int N = mPermissionGroups.size(); 3286 ArrayList<PermissionGroupInfo> out 3287 = new ArrayList<PermissionGroupInfo>(N); 3288 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3289 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3290 } 3291 return new ParceledListSlice<>(out); 3292 } 3293 } 3294 3295 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3296 int userId) { 3297 if (!sUserManager.exists(userId)) return null; 3298 PackageSetting ps = mSettings.mPackages.get(packageName); 3299 if (ps != null) { 3300 if (ps.pkg == null) { 3301 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3302 if (pInfo != null) { 3303 return pInfo.applicationInfo; 3304 } 3305 return null; 3306 } 3307 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3308 ps.readUserState(userId), userId); 3309 } 3310 return null; 3311 } 3312 3313 @Override 3314 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3315 if (!sUserManager.exists(userId)) return null; 3316 flags = updateFlagsForApplication(flags, userId, packageName); 3317 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3318 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3319 // writer 3320 synchronized (mPackages) { 3321 PackageParser.Package p = mPackages.get(packageName); 3322 if (DEBUG_PACKAGE_INFO) Log.v( 3323 TAG, "getApplicationInfo " + packageName 3324 + ": " + p); 3325 if (p != null) { 3326 PackageSetting ps = mSettings.mPackages.get(packageName); 3327 if (ps == null) return null; 3328 // Note: isEnabledLP() does not apply here - always return info 3329 return PackageParser.generateApplicationInfo( 3330 p, flags, ps.readUserState(userId), userId); 3331 } 3332 if ("android".equals(packageName)||"system".equals(packageName)) { 3333 return mAndroidApplication; 3334 } 3335 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3336 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3337 } 3338 } 3339 return null; 3340 } 3341 3342 @Override 3343 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3344 final IPackageDataObserver observer) { 3345 mContext.enforceCallingOrSelfPermission( 3346 android.Manifest.permission.CLEAR_APP_CACHE, null); 3347 // Queue up an async operation since clearing cache may take a little while. 3348 mHandler.post(new Runnable() { 3349 public void run() { 3350 mHandler.removeCallbacks(this); 3351 boolean success = true; 3352 synchronized (mInstallLock) { 3353 try { 3354 mInstaller.freeCache(volumeUuid, freeStorageSize); 3355 } catch (InstallerException e) { 3356 Slog.w(TAG, "Couldn't clear application caches: " + e); 3357 success = false; 3358 } 3359 } 3360 if (observer != null) { 3361 try { 3362 observer.onRemoveCompleted(null, success); 3363 } catch (RemoteException e) { 3364 Slog.w(TAG, "RemoveException when invoking call back"); 3365 } 3366 } 3367 } 3368 }); 3369 } 3370 3371 @Override 3372 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3373 final IntentSender pi) { 3374 mContext.enforceCallingOrSelfPermission( 3375 android.Manifest.permission.CLEAR_APP_CACHE, null); 3376 // Queue up an async operation since clearing cache may take a little while. 3377 mHandler.post(new Runnable() { 3378 public void run() { 3379 mHandler.removeCallbacks(this); 3380 boolean success = true; 3381 synchronized (mInstallLock) { 3382 try { 3383 mInstaller.freeCache(volumeUuid, freeStorageSize); 3384 } catch (InstallerException e) { 3385 Slog.w(TAG, "Couldn't clear application caches: " + e); 3386 success = false; 3387 } 3388 } 3389 if(pi != null) { 3390 try { 3391 // Callback via pending intent 3392 int code = success ? 1 : 0; 3393 pi.sendIntent(null, code, null, 3394 null, null); 3395 } catch (SendIntentException e1) { 3396 Slog.i(TAG, "Failed to send pending intent"); 3397 } 3398 } 3399 } 3400 }); 3401 } 3402 3403 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3404 synchronized (mInstallLock) { 3405 try { 3406 mInstaller.freeCache(volumeUuid, freeStorageSize); 3407 } catch (InstallerException e) { 3408 throw new IOException("Failed to free enough space", e); 3409 } 3410 } 3411 } 3412 3413 /** 3414 * Update given flags based on encryption status of current user. 3415 */ 3416 private int updateFlags(int flags, int userId) { 3417 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3418 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3419 // Caller expressed an explicit opinion about what encryption 3420 // aware/unaware components they want to see, so fall through and 3421 // give them what they want 3422 } else { 3423 // Caller expressed no opinion, so match based on user state 3424 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3425 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3426 } else { 3427 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3428 } 3429 } 3430 return flags; 3431 } 3432 3433 private UserManagerInternal getUserManagerInternal() { 3434 if (mUserManagerInternal == null) { 3435 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3436 } 3437 return mUserManagerInternal; 3438 } 3439 3440 /** 3441 * Update given flags when being used to request {@link PackageInfo}. 3442 */ 3443 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3444 boolean triaged = true; 3445 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3446 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3447 // Caller is asking for component details, so they'd better be 3448 // asking for specific encryption matching behavior, or be triaged 3449 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3450 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3451 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3452 triaged = false; 3453 } 3454 } 3455 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3456 | PackageManager.MATCH_SYSTEM_ONLY 3457 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3458 triaged = false; 3459 } 3460 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3461 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3462 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3463 } 3464 return updateFlags(flags, userId); 3465 } 3466 3467 /** 3468 * Update given flags when being used to request {@link ApplicationInfo}. 3469 */ 3470 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3471 return updateFlagsForPackage(flags, userId, cookie); 3472 } 3473 3474 /** 3475 * Update given flags when being used to request {@link ComponentInfo}. 3476 */ 3477 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3478 if (cookie instanceof Intent) { 3479 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3480 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3481 } 3482 } 3483 3484 boolean triaged = true; 3485 // Caller is asking for component details, so they'd better be 3486 // asking for specific encryption matching behavior, or be triaged 3487 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3488 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3489 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3490 triaged = false; 3491 } 3492 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3493 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3494 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3495 } 3496 3497 return updateFlags(flags, userId); 3498 } 3499 3500 /** 3501 * Update given flags when being used to request {@link ResolveInfo}. 3502 */ 3503 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3504 // Safe mode means we shouldn't match any third-party components 3505 if (mSafeMode) { 3506 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3507 } 3508 3509 return updateFlagsForComponent(flags, userId, cookie); 3510 } 3511 3512 @Override 3513 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3514 if (!sUserManager.exists(userId)) return null; 3515 flags = updateFlagsForComponent(flags, userId, component); 3516 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3517 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3518 synchronized (mPackages) { 3519 PackageParser.Activity a = mActivities.mActivities.get(component); 3520 3521 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3522 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3523 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3524 if (ps == null) return null; 3525 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3526 userId); 3527 } 3528 if (mResolveComponentName.equals(component)) { 3529 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3530 new PackageUserState(), userId); 3531 } 3532 } 3533 return null; 3534 } 3535 3536 @Override 3537 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3538 String resolvedType) { 3539 synchronized (mPackages) { 3540 if (component.equals(mResolveComponentName)) { 3541 // The resolver supports EVERYTHING! 3542 return true; 3543 } 3544 PackageParser.Activity a = mActivities.mActivities.get(component); 3545 if (a == null) { 3546 return false; 3547 } 3548 for (int i=0; i<a.intents.size(); i++) { 3549 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3550 intent.getData(), intent.getCategories(), TAG) >= 0) { 3551 return true; 3552 } 3553 } 3554 return false; 3555 } 3556 } 3557 3558 @Override 3559 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3560 if (!sUserManager.exists(userId)) return null; 3561 flags = updateFlagsForComponent(flags, userId, component); 3562 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3563 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 3564 synchronized (mPackages) { 3565 PackageParser.Activity a = mReceivers.mActivities.get(component); 3566 if (DEBUG_PACKAGE_INFO) Log.v( 3567 TAG, "getReceiverInfo " + component + ": " + a); 3568 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3569 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3570 if (ps == null) return null; 3571 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3572 userId); 3573 } 3574 } 3575 return null; 3576 } 3577 3578 @Override 3579 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3580 if (!sUserManager.exists(userId)) return null; 3581 flags = updateFlagsForComponent(flags, userId, component); 3582 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3583 false /* requireFullPermission */, false /* checkShell */, "get service info"); 3584 synchronized (mPackages) { 3585 PackageParser.Service s = mServices.mServices.get(component); 3586 if (DEBUG_PACKAGE_INFO) Log.v( 3587 TAG, "getServiceInfo " + component + ": " + s); 3588 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3589 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3590 if (ps == null) return null; 3591 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3592 userId); 3593 } 3594 } 3595 return null; 3596 } 3597 3598 @Override 3599 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3600 if (!sUserManager.exists(userId)) return null; 3601 flags = updateFlagsForComponent(flags, userId, component); 3602 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3603 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 3604 synchronized (mPackages) { 3605 PackageParser.Provider p = mProviders.mProviders.get(component); 3606 if (DEBUG_PACKAGE_INFO) Log.v( 3607 TAG, "getProviderInfo " + component + ": " + p); 3608 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3609 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3610 if (ps == null) return null; 3611 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3612 userId); 3613 } 3614 } 3615 return null; 3616 } 3617 3618 @Override 3619 public String[] getSystemSharedLibraryNames() { 3620 Set<String> libSet; 3621 synchronized (mPackages) { 3622 libSet = mSharedLibraries.keySet(); 3623 int size = libSet.size(); 3624 if (size > 0) { 3625 String[] libs = new String[size]; 3626 libSet.toArray(libs); 3627 return libs; 3628 } 3629 } 3630 return null; 3631 } 3632 3633 @Override 3634 public @NonNull String getServicesSystemSharedLibraryPackageName() { 3635 synchronized (mPackages) { 3636 return mServicesSystemSharedLibraryPackageName; 3637 } 3638 } 3639 3640 @Override 3641 public @NonNull String getSharedSystemSharedLibraryPackageName() { 3642 synchronized (mPackages) { 3643 return mSharedSystemSharedLibraryPackageName; 3644 } 3645 } 3646 3647 @Override 3648 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 3649 synchronized (mPackages) { 3650 final ArrayList<FeatureInfo> res = new ArrayList<>(mAvailableFeatures.values()); 3651 3652 final FeatureInfo fi = new FeatureInfo(); 3653 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3654 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3655 res.add(fi); 3656 3657 return new ParceledListSlice<>(res); 3658 } 3659 } 3660 3661 @Override 3662 public boolean hasSystemFeature(String name, int version) { 3663 synchronized (mPackages) { 3664 final FeatureInfo feat = mAvailableFeatures.get(name); 3665 if (feat == null) { 3666 return false; 3667 } else { 3668 return feat.version >= version; 3669 } 3670 } 3671 } 3672 3673 @Override 3674 public int checkPermission(String permName, String pkgName, int userId) { 3675 if (!sUserManager.exists(userId)) { 3676 return PackageManager.PERMISSION_DENIED; 3677 } 3678 3679 synchronized (mPackages) { 3680 final PackageParser.Package p = mPackages.get(pkgName); 3681 if (p != null && p.mExtras != null) { 3682 final PackageSetting ps = (PackageSetting) p.mExtras; 3683 final PermissionsState permissionsState = ps.getPermissionsState(); 3684 if (permissionsState.hasPermission(permName, userId)) { 3685 return PackageManager.PERMISSION_GRANTED; 3686 } 3687 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3688 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3689 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3690 return PackageManager.PERMISSION_GRANTED; 3691 } 3692 } 3693 } 3694 3695 return PackageManager.PERMISSION_DENIED; 3696 } 3697 3698 @Override 3699 public int checkUidPermission(String permName, int uid) { 3700 final int userId = UserHandle.getUserId(uid); 3701 3702 if (!sUserManager.exists(userId)) { 3703 return PackageManager.PERMISSION_DENIED; 3704 } 3705 3706 synchronized (mPackages) { 3707 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3708 if (obj != null) { 3709 final SettingBase ps = (SettingBase) obj; 3710 final PermissionsState permissionsState = ps.getPermissionsState(); 3711 if (permissionsState.hasPermission(permName, userId)) { 3712 return PackageManager.PERMISSION_GRANTED; 3713 } 3714 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3715 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3716 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3717 return PackageManager.PERMISSION_GRANTED; 3718 } 3719 } else { 3720 ArraySet<String> perms = mSystemPermissions.get(uid); 3721 if (perms != null) { 3722 if (perms.contains(permName)) { 3723 return PackageManager.PERMISSION_GRANTED; 3724 } 3725 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3726 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3727 return PackageManager.PERMISSION_GRANTED; 3728 } 3729 } 3730 } 3731 } 3732 3733 return PackageManager.PERMISSION_DENIED; 3734 } 3735 3736 @Override 3737 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3738 if (UserHandle.getCallingUserId() != userId) { 3739 mContext.enforceCallingPermission( 3740 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3741 "isPermissionRevokedByPolicy for user " + userId); 3742 } 3743 3744 if (checkPermission(permission, packageName, userId) 3745 == PackageManager.PERMISSION_GRANTED) { 3746 return false; 3747 } 3748 3749 final long identity = Binder.clearCallingIdentity(); 3750 try { 3751 final int flags = getPermissionFlags(permission, packageName, userId); 3752 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3753 } finally { 3754 Binder.restoreCallingIdentity(identity); 3755 } 3756 } 3757 3758 @Override 3759 public String getPermissionControllerPackageName() { 3760 synchronized (mPackages) { 3761 return mRequiredInstallerPackage; 3762 } 3763 } 3764 3765 /** 3766 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3767 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3768 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3769 * @param message the message to log on security exception 3770 */ 3771 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3772 boolean checkShell, String message) { 3773 if (userId < 0) { 3774 throw new IllegalArgumentException("Invalid userId " + userId); 3775 } 3776 if (checkShell) { 3777 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3778 } 3779 if (userId == UserHandle.getUserId(callingUid)) return; 3780 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3781 if (requireFullPermission) { 3782 mContext.enforceCallingOrSelfPermission( 3783 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3784 } else { 3785 try { 3786 mContext.enforceCallingOrSelfPermission( 3787 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3788 } catch (SecurityException se) { 3789 mContext.enforceCallingOrSelfPermission( 3790 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3791 } 3792 } 3793 } 3794 } 3795 3796 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3797 if (callingUid == Process.SHELL_UID) { 3798 if (userHandle >= 0 3799 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3800 throw new SecurityException("Shell does not have permission to access user " 3801 + userHandle); 3802 } else if (userHandle < 0) { 3803 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3804 + Debug.getCallers(3)); 3805 } 3806 } 3807 } 3808 3809 private BasePermission findPermissionTreeLP(String permName) { 3810 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3811 if (permName.startsWith(bp.name) && 3812 permName.length() > bp.name.length() && 3813 permName.charAt(bp.name.length()) == '.') { 3814 return bp; 3815 } 3816 } 3817 return null; 3818 } 3819 3820 private BasePermission checkPermissionTreeLP(String permName) { 3821 if (permName != null) { 3822 BasePermission bp = findPermissionTreeLP(permName); 3823 if (bp != null) { 3824 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3825 return bp; 3826 } 3827 throw new SecurityException("Calling uid " 3828 + Binder.getCallingUid() 3829 + " is not allowed to add to permission tree " 3830 + bp.name + " owned by uid " + bp.uid); 3831 } 3832 } 3833 throw new SecurityException("No permission tree found for " + permName); 3834 } 3835 3836 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3837 if (s1 == null) { 3838 return s2 == null; 3839 } 3840 if (s2 == null) { 3841 return false; 3842 } 3843 if (s1.getClass() != s2.getClass()) { 3844 return false; 3845 } 3846 return s1.equals(s2); 3847 } 3848 3849 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3850 if (pi1.icon != pi2.icon) return false; 3851 if (pi1.logo != pi2.logo) return false; 3852 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3853 if (!compareStrings(pi1.name, pi2.name)) return false; 3854 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3855 // We'll take care of setting this one. 3856 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3857 // These are not currently stored in settings. 3858 //if (!compareStrings(pi1.group, pi2.group)) return false; 3859 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3860 //if (pi1.labelRes != pi2.labelRes) return false; 3861 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3862 return true; 3863 } 3864 3865 int permissionInfoFootprint(PermissionInfo info) { 3866 int size = info.name.length(); 3867 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3868 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3869 return size; 3870 } 3871 3872 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3873 int size = 0; 3874 for (BasePermission perm : mSettings.mPermissions.values()) { 3875 if (perm.uid == tree.uid) { 3876 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3877 } 3878 } 3879 return size; 3880 } 3881 3882 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3883 // We calculate the max size of permissions defined by this uid and throw 3884 // if that plus the size of 'info' would exceed our stated maximum. 3885 if (tree.uid != Process.SYSTEM_UID) { 3886 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3887 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3888 throw new SecurityException("Permission tree size cap exceeded"); 3889 } 3890 } 3891 } 3892 3893 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3894 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3895 throw new SecurityException("Label must be specified in permission"); 3896 } 3897 BasePermission tree = checkPermissionTreeLP(info.name); 3898 BasePermission bp = mSettings.mPermissions.get(info.name); 3899 boolean added = bp == null; 3900 boolean changed = true; 3901 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3902 if (added) { 3903 enforcePermissionCapLocked(info, tree); 3904 bp = new BasePermission(info.name, tree.sourcePackage, 3905 BasePermission.TYPE_DYNAMIC); 3906 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3907 throw new SecurityException( 3908 "Not allowed to modify non-dynamic permission " 3909 + info.name); 3910 } else { 3911 if (bp.protectionLevel == fixedLevel 3912 && bp.perm.owner.equals(tree.perm.owner) 3913 && bp.uid == tree.uid 3914 && comparePermissionInfos(bp.perm.info, info)) { 3915 changed = false; 3916 } 3917 } 3918 bp.protectionLevel = fixedLevel; 3919 info = new PermissionInfo(info); 3920 info.protectionLevel = fixedLevel; 3921 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3922 bp.perm.info.packageName = tree.perm.info.packageName; 3923 bp.uid = tree.uid; 3924 if (added) { 3925 mSettings.mPermissions.put(info.name, bp); 3926 } 3927 if (changed) { 3928 if (!async) { 3929 mSettings.writeLPr(); 3930 } else { 3931 scheduleWriteSettingsLocked(); 3932 } 3933 } 3934 return added; 3935 } 3936 3937 @Override 3938 public boolean addPermission(PermissionInfo info) { 3939 synchronized (mPackages) { 3940 return addPermissionLocked(info, false); 3941 } 3942 } 3943 3944 @Override 3945 public boolean addPermissionAsync(PermissionInfo info) { 3946 synchronized (mPackages) { 3947 return addPermissionLocked(info, true); 3948 } 3949 } 3950 3951 @Override 3952 public void removePermission(String name) { 3953 synchronized (mPackages) { 3954 checkPermissionTreeLP(name); 3955 BasePermission bp = mSettings.mPermissions.get(name); 3956 if (bp != null) { 3957 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3958 throw new SecurityException( 3959 "Not allowed to modify non-dynamic permission " 3960 + name); 3961 } 3962 mSettings.mPermissions.remove(name); 3963 mSettings.writeLPr(); 3964 } 3965 } 3966 } 3967 3968 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3969 BasePermission bp) { 3970 int index = pkg.requestedPermissions.indexOf(bp.name); 3971 if (index == -1) { 3972 throw new SecurityException("Package " + pkg.packageName 3973 + " has not requested permission " + bp.name); 3974 } 3975 if (!bp.isRuntime() && !bp.isDevelopment()) { 3976 throw new SecurityException("Permission " + bp.name 3977 + " is not a changeable permission type"); 3978 } 3979 } 3980 3981 @Override 3982 public void grantRuntimePermission(String packageName, String name, final int userId) { 3983 if (!sUserManager.exists(userId)) { 3984 Log.e(TAG, "No such user:" + userId); 3985 return; 3986 } 3987 3988 mContext.enforceCallingOrSelfPermission( 3989 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3990 "grantRuntimePermission"); 3991 3992 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3993 true /* requireFullPermission */, true /* checkShell */, 3994 "grantRuntimePermission"); 3995 3996 final int uid; 3997 final SettingBase sb; 3998 3999 synchronized (mPackages) { 4000 final PackageParser.Package pkg = mPackages.get(packageName); 4001 if (pkg == null) { 4002 throw new IllegalArgumentException("Unknown package: " + packageName); 4003 } 4004 4005 final BasePermission bp = mSettings.mPermissions.get(name); 4006 if (bp == null) { 4007 throw new IllegalArgumentException("Unknown permission: " + name); 4008 } 4009 4010 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4011 4012 // If a permission review is required for legacy apps we represent 4013 // their permissions as always granted runtime ones since we need 4014 // to keep the review required permission flag per user while an 4015 // install permission's state is shared across all users. 4016 if (Build.PERMISSIONS_REVIEW_REQUIRED 4017 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4018 && bp.isRuntime()) { 4019 return; 4020 } 4021 4022 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4023 sb = (SettingBase) pkg.mExtras; 4024 if (sb == null) { 4025 throw new IllegalArgumentException("Unknown package: " + packageName); 4026 } 4027 4028 final PermissionsState permissionsState = sb.getPermissionsState(); 4029 4030 final int flags = permissionsState.getPermissionFlags(name, userId); 4031 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4032 throw new SecurityException("Cannot grant system fixed permission " 4033 + name + " for package " + packageName); 4034 } 4035 4036 if (bp.isDevelopment()) { 4037 // Development permissions must be handled specially, since they are not 4038 // normal runtime permissions. For now they apply to all users. 4039 if (permissionsState.grantInstallPermission(bp) != 4040 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4041 scheduleWriteSettingsLocked(); 4042 } 4043 return; 4044 } 4045 4046 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4047 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4048 return; 4049 } 4050 4051 final int result = permissionsState.grantRuntimePermission(bp, userId); 4052 switch (result) { 4053 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4054 return; 4055 } 4056 4057 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4058 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4059 mHandler.post(new Runnable() { 4060 @Override 4061 public void run() { 4062 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4063 } 4064 }); 4065 } 4066 break; 4067 } 4068 4069 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4070 4071 // Not critical if that is lost - app has to request again. 4072 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4073 } 4074 4075 // Only need to do this if user is initialized. Otherwise it's a new user 4076 // and there are no processes running as the user yet and there's no need 4077 // to make an expensive call to remount processes for the changed permissions. 4078 if (READ_EXTERNAL_STORAGE.equals(name) 4079 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4080 final long token = Binder.clearCallingIdentity(); 4081 try { 4082 if (sUserManager.isInitialized(userId)) { 4083 MountServiceInternal mountServiceInternal = LocalServices.getService( 4084 MountServiceInternal.class); 4085 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 4086 } 4087 } finally { 4088 Binder.restoreCallingIdentity(token); 4089 } 4090 } 4091 } 4092 4093 @Override 4094 public void revokeRuntimePermission(String packageName, String name, int userId) { 4095 if (!sUserManager.exists(userId)) { 4096 Log.e(TAG, "No such user:" + userId); 4097 return; 4098 } 4099 4100 mContext.enforceCallingOrSelfPermission( 4101 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4102 "revokeRuntimePermission"); 4103 4104 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4105 true /* requireFullPermission */, true /* checkShell */, 4106 "revokeRuntimePermission"); 4107 4108 final int appId; 4109 4110 synchronized (mPackages) { 4111 final PackageParser.Package pkg = mPackages.get(packageName); 4112 if (pkg == null) { 4113 throw new IllegalArgumentException("Unknown package: " + packageName); 4114 } 4115 4116 final BasePermission bp = mSettings.mPermissions.get(name); 4117 if (bp == null) { 4118 throw new IllegalArgumentException("Unknown permission: " + name); 4119 } 4120 4121 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4122 4123 // If a permission review is required for legacy apps we represent 4124 // their permissions as always granted runtime ones since we need 4125 // to keep the review required permission flag per user while an 4126 // install permission's state is shared across all users. 4127 if (Build.PERMISSIONS_REVIEW_REQUIRED 4128 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4129 && bp.isRuntime()) { 4130 return; 4131 } 4132 4133 SettingBase sb = (SettingBase) pkg.mExtras; 4134 if (sb == null) { 4135 throw new IllegalArgumentException("Unknown package: " + packageName); 4136 } 4137 4138 final PermissionsState permissionsState = sb.getPermissionsState(); 4139 4140 final int flags = permissionsState.getPermissionFlags(name, userId); 4141 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4142 throw new SecurityException("Cannot revoke system fixed permission " 4143 + name + " for package " + packageName); 4144 } 4145 4146 if (bp.isDevelopment()) { 4147 // Development permissions must be handled specially, since they are not 4148 // normal runtime permissions. For now they apply to all users. 4149 if (permissionsState.revokeInstallPermission(bp) != 4150 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4151 scheduleWriteSettingsLocked(); 4152 } 4153 return; 4154 } 4155 4156 if (permissionsState.revokeRuntimePermission(bp, userId) == 4157 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4158 return; 4159 } 4160 4161 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4162 4163 // Critical, after this call app should never have the permission. 4164 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4165 4166 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4167 } 4168 4169 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4170 } 4171 4172 @Override 4173 public void resetRuntimePermissions() { 4174 mContext.enforceCallingOrSelfPermission( 4175 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4176 "revokeRuntimePermission"); 4177 4178 int callingUid = Binder.getCallingUid(); 4179 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4180 mContext.enforceCallingOrSelfPermission( 4181 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4182 "resetRuntimePermissions"); 4183 } 4184 4185 synchronized (mPackages) { 4186 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4187 for (int userId : UserManagerService.getInstance().getUserIds()) { 4188 final int packageCount = mPackages.size(); 4189 for (int i = 0; i < packageCount; i++) { 4190 PackageParser.Package pkg = mPackages.valueAt(i); 4191 if (!(pkg.mExtras instanceof PackageSetting)) { 4192 continue; 4193 } 4194 PackageSetting ps = (PackageSetting) pkg.mExtras; 4195 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4196 } 4197 } 4198 } 4199 } 4200 4201 @Override 4202 public int getPermissionFlags(String name, String packageName, int userId) { 4203 if (!sUserManager.exists(userId)) { 4204 return 0; 4205 } 4206 4207 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4208 4209 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4210 true /* requireFullPermission */, false /* checkShell */, 4211 "getPermissionFlags"); 4212 4213 synchronized (mPackages) { 4214 final PackageParser.Package pkg = mPackages.get(packageName); 4215 if (pkg == null) { 4216 return 0; 4217 } 4218 4219 final BasePermission bp = mSettings.mPermissions.get(name); 4220 if (bp == null) { 4221 return 0; 4222 } 4223 4224 SettingBase sb = (SettingBase) pkg.mExtras; 4225 if (sb == null) { 4226 return 0; 4227 } 4228 4229 PermissionsState permissionsState = sb.getPermissionsState(); 4230 return permissionsState.getPermissionFlags(name, userId); 4231 } 4232 } 4233 4234 @Override 4235 public void updatePermissionFlags(String name, String packageName, int flagMask, 4236 int flagValues, int userId) { 4237 if (!sUserManager.exists(userId)) { 4238 return; 4239 } 4240 4241 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4242 4243 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4244 true /* requireFullPermission */, true /* checkShell */, 4245 "updatePermissionFlags"); 4246 4247 // Only the system can change these flags and nothing else. 4248 if (getCallingUid() != Process.SYSTEM_UID) { 4249 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4250 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4251 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4252 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4253 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4254 } 4255 4256 synchronized (mPackages) { 4257 final PackageParser.Package pkg = mPackages.get(packageName); 4258 if (pkg == null) { 4259 throw new IllegalArgumentException("Unknown package: " + packageName); 4260 } 4261 4262 final BasePermission bp = mSettings.mPermissions.get(name); 4263 if (bp == null) { 4264 throw new IllegalArgumentException("Unknown permission: " + name); 4265 } 4266 4267 SettingBase sb = (SettingBase) pkg.mExtras; 4268 if (sb == null) { 4269 throw new IllegalArgumentException("Unknown package: " + packageName); 4270 } 4271 4272 PermissionsState permissionsState = sb.getPermissionsState(); 4273 4274 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4275 4276 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4277 // Install and runtime permissions are stored in different places, 4278 // so figure out what permission changed and persist the change. 4279 if (permissionsState.getInstallPermissionState(name) != null) { 4280 scheduleWriteSettingsLocked(); 4281 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4282 || hadState) { 4283 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4284 } 4285 } 4286 } 4287 } 4288 4289 /** 4290 * Update the permission flags for all packages and runtime permissions of a user in order 4291 * to allow device or profile owner to remove POLICY_FIXED. 4292 */ 4293 @Override 4294 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4295 if (!sUserManager.exists(userId)) { 4296 return; 4297 } 4298 4299 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4300 4301 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4302 true /* requireFullPermission */, true /* checkShell */, 4303 "updatePermissionFlagsForAllApps"); 4304 4305 // Only the system can change system fixed flags. 4306 if (getCallingUid() != Process.SYSTEM_UID) { 4307 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4308 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4309 } 4310 4311 synchronized (mPackages) { 4312 boolean changed = false; 4313 final int packageCount = mPackages.size(); 4314 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4315 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4316 SettingBase sb = (SettingBase) pkg.mExtras; 4317 if (sb == null) { 4318 continue; 4319 } 4320 PermissionsState permissionsState = sb.getPermissionsState(); 4321 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4322 userId, flagMask, flagValues); 4323 } 4324 if (changed) { 4325 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4326 } 4327 } 4328 } 4329 4330 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4331 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4332 != PackageManager.PERMISSION_GRANTED 4333 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4334 != PackageManager.PERMISSION_GRANTED) { 4335 throw new SecurityException(message + " requires " 4336 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4337 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4338 } 4339 } 4340 4341 @Override 4342 public boolean shouldShowRequestPermissionRationale(String permissionName, 4343 String packageName, int userId) { 4344 if (UserHandle.getCallingUserId() != userId) { 4345 mContext.enforceCallingPermission( 4346 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4347 "canShowRequestPermissionRationale for user " + userId); 4348 } 4349 4350 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4351 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4352 return false; 4353 } 4354 4355 if (checkPermission(permissionName, packageName, userId) 4356 == PackageManager.PERMISSION_GRANTED) { 4357 return false; 4358 } 4359 4360 final int flags; 4361 4362 final long identity = Binder.clearCallingIdentity(); 4363 try { 4364 flags = getPermissionFlags(permissionName, 4365 packageName, userId); 4366 } finally { 4367 Binder.restoreCallingIdentity(identity); 4368 } 4369 4370 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4371 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4372 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4373 4374 if ((flags & fixedFlags) != 0) { 4375 return false; 4376 } 4377 4378 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4379 } 4380 4381 @Override 4382 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4383 mContext.enforceCallingOrSelfPermission( 4384 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4385 "addOnPermissionsChangeListener"); 4386 4387 synchronized (mPackages) { 4388 mOnPermissionChangeListeners.addListenerLocked(listener); 4389 } 4390 } 4391 4392 @Override 4393 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4394 synchronized (mPackages) { 4395 mOnPermissionChangeListeners.removeListenerLocked(listener); 4396 } 4397 } 4398 4399 @Override 4400 public boolean isProtectedBroadcast(String actionName) { 4401 synchronized (mPackages) { 4402 if (mProtectedBroadcasts.contains(actionName)) { 4403 return true; 4404 } else if (actionName != null) { 4405 // TODO: remove these terrible hacks 4406 if (actionName.startsWith("android.net.netmon.lingerExpired") 4407 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 4408 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 4409 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 4410 return true; 4411 } 4412 } 4413 } 4414 return false; 4415 } 4416 4417 @Override 4418 public int checkSignatures(String pkg1, String pkg2) { 4419 synchronized (mPackages) { 4420 final PackageParser.Package p1 = mPackages.get(pkg1); 4421 final PackageParser.Package p2 = mPackages.get(pkg2); 4422 if (p1 == null || p1.mExtras == null 4423 || p2 == null || p2.mExtras == null) { 4424 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4425 } 4426 return compareSignatures(p1.mSignatures, p2.mSignatures); 4427 } 4428 } 4429 4430 @Override 4431 public int checkUidSignatures(int uid1, int uid2) { 4432 // Map to base uids. 4433 uid1 = UserHandle.getAppId(uid1); 4434 uid2 = UserHandle.getAppId(uid2); 4435 // reader 4436 synchronized (mPackages) { 4437 Signature[] s1; 4438 Signature[] s2; 4439 Object obj = mSettings.getUserIdLPr(uid1); 4440 if (obj != null) { 4441 if (obj instanceof SharedUserSetting) { 4442 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4443 } else if (obj instanceof PackageSetting) { 4444 s1 = ((PackageSetting)obj).signatures.mSignatures; 4445 } else { 4446 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4447 } 4448 } else { 4449 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4450 } 4451 obj = mSettings.getUserIdLPr(uid2); 4452 if (obj != null) { 4453 if (obj instanceof SharedUserSetting) { 4454 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4455 } else if (obj instanceof PackageSetting) { 4456 s2 = ((PackageSetting)obj).signatures.mSignatures; 4457 } else { 4458 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4459 } 4460 } else { 4461 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4462 } 4463 return compareSignatures(s1, s2); 4464 } 4465 } 4466 4467 /** 4468 * This method should typically only be used when granting or revoking 4469 * permissions, since the app may immediately restart after this call. 4470 * <p> 4471 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 4472 * guard your work against the app being relaunched. 4473 */ 4474 private void killUid(int appId, int userId, String reason) { 4475 final long identity = Binder.clearCallingIdentity(); 4476 try { 4477 IActivityManager am = ActivityManagerNative.getDefault(); 4478 if (am != null) { 4479 try { 4480 am.killUid(appId, userId, reason); 4481 } catch (RemoteException e) { 4482 /* ignore - same process */ 4483 } 4484 } 4485 } finally { 4486 Binder.restoreCallingIdentity(identity); 4487 } 4488 } 4489 4490 /** 4491 * Compares two sets of signatures. Returns: 4492 * <br /> 4493 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4494 * <br /> 4495 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4496 * <br /> 4497 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4498 * <br /> 4499 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4500 * <br /> 4501 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4502 */ 4503 static int compareSignatures(Signature[] s1, Signature[] s2) { 4504 if (s1 == null) { 4505 return s2 == null 4506 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4507 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4508 } 4509 4510 if (s2 == null) { 4511 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4512 } 4513 4514 if (s1.length != s2.length) { 4515 return PackageManager.SIGNATURE_NO_MATCH; 4516 } 4517 4518 // Since both signature sets are of size 1, we can compare without HashSets. 4519 if (s1.length == 1) { 4520 return s1[0].equals(s2[0]) ? 4521 PackageManager.SIGNATURE_MATCH : 4522 PackageManager.SIGNATURE_NO_MATCH; 4523 } 4524 4525 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4526 for (Signature sig : s1) { 4527 set1.add(sig); 4528 } 4529 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4530 for (Signature sig : s2) { 4531 set2.add(sig); 4532 } 4533 // Make sure s2 contains all signatures in s1. 4534 if (set1.equals(set2)) { 4535 return PackageManager.SIGNATURE_MATCH; 4536 } 4537 return PackageManager.SIGNATURE_NO_MATCH; 4538 } 4539 4540 /** 4541 * If the database version for this type of package (internal storage or 4542 * external storage) is less than the version where package signatures 4543 * were updated, return true. 4544 */ 4545 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4546 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4547 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4548 } 4549 4550 /** 4551 * Used for backward compatibility to make sure any packages with 4552 * certificate chains get upgraded to the new style. {@code existingSigs} 4553 * will be in the old format (since they were stored on disk from before the 4554 * system upgrade) and {@code scannedSigs} will be in the newer format. 4555 */ 4556 private int compareSignaturesCompat(PackageSignatures existingSigs, 4557 PackageParser.Package scannedPkg) { 4558 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4559 return PackageManager.SIGNATURE_NO_MATCH; 4560 } 4561 4562 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4563 for (Signature sig : existingSigs.mSignatures) { 4564 existingSet.add(sig); 4565 } 4566 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4567 for (Signature sig : scannedPkg.mSignatures) { 4568 try { 4569 Signature[] chainSignatures = sig.getChainSignatures(); 4570 for (Signature chainSig : chainSignatures) { 4571 scannedCompatSet.add(chainSig); 4572 } 4573 } catch (CertificateEncodingException e) { 4574 scannedCompatSet.add(sig); 4575 } 4576 } 4577 /* 4578 * Make sure the expanded scanned set contains all signatures in the 4579 * existing one. 4580 */ 4581 if (scannedCompatSet.equals(existingSet)) { 4582 // Migrate the old signatures to the new scheme. 4583 existingSigs.assignSignatures(scannedPkg.mSignatures); 4584 // The new KeySets will be re-added later in the scanning process. 4585 synchronized (mPackages) { 4586 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4587 } 4588 return PackageManager.SIGNATURE_MATCH; 4589 } 4590 return PackageManager.SIGNATURE_NO_MATCH; 4591 } 4592 4593 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4594 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4595 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4596 } 4597 4598 private int compareSignaturesRecover(PackageSignatures existingSigs, 4599 PackageParser.Package scannedPkg) { 4600 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4601 return PackageManager.SIGNATURE_NO_MATCH; 4602 } 4603 4604 String msg = null; 4605 try { 4606 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4607 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4608 + scannedPkg.packageName); 4609 return PackageManager.SIGNATURE_MATCH; 4610 } 4611 } catch (CertificateException e) { 4612 msg = e.getMessage(); 4613 } 4614 4615 logCriticalInfo(Log.INFO, 4616 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4617 return PackageManager.SIGNATURE_NO_MATCH; 4618 } 4619 4620 @Override 4621 public List<String> getAllPackages() { 4622 synchronized (mPackages) { 4623 return new ArrayList<String>(mPackages.keySet()); 4624 } 4625 } 4626 4627 @Override 4628 public String[] getPackagesForUid(int uid) { 4629 uid = UserHandle.getAppId(uid); 4630 // reader 4631 synchronized (mPackages) { 4632 Object obj = mSettings.getUserIdLPr(uid); 4633 if (obj instanceof SharedUserSetting) { 4634 final SharedUserSetting sus = (SharedUserSetting) obj; 4635 final int N = sus.packages.size(); 4636 final String[] res = new String[N]; 4637 for (int i = 0; i < N; i++) { 4638 res[i] = sus.packages.valueAt(i).name; 4639 } 4640 return res; 4641 } else if (obj instanceof PackageSetting) { 4642 final PackageSetting ps = (PackageSetting) obj; 4643 return new String[] { ps.name }; 4644 } 4645 } 4646 return null; 4647 } 4648 4649 @Override 4650 public String getNameForUid(int uid) { 4651 // reader 4652 synchronized (mPackages) { 4653 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4654 if (obj instanceof SharedUserSetting) { 4655 final SharedUserSetting sus = (SharedUserSetting) obj; 4656 return sus.name + ":" + sus.userId; 4657 } else if (obj instanceof PackageSetting) { 4658 final PackageSetting ps = (PackageSetting) obj; 4659 return ps.name; 4660 } 4661 } 4662 return null; 4663 } 4664 4665 @Override 4666 public int getUidForSharedUser(String sharedUserName) { 4667 if(sharedUserName == null) { 4668 return -1; 4669 } 4670 // reader 4671 synchronized (mPackages) { 4672 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4673 if (suid == null) { 4674 return -1; 4675 } 4676 return suid.userId; 4677 } 4678 } 4679 4680 @Override 4681 public int getFlagsForUid(int uid) { 4682 synchronized (mPackages) { 4683 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4684 if (obj instanceof SharedUserSetting) { 4685 final SharedUserSetting sus = (SharedUserSetting) obj; 4686 return sus.pkgFlags; 4687 } else if (obj instanceof PackageSetting) { 4688 final PackageSetting ps = (PackageSetting) obj; 4689 return ps.pkgFlags; 4690 } 4691 } 4692 return 0; 4693 } 4694 4695 @Override 4696 public int getPrivateFlagsForUid(int uid) { 4697 synchronized (mPackages) { 4698 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4699 if (obj instanceof SharedUserSetting) { 4700 final SharedUserSetting sus = (SharedUserSetting) obj; 4701 return sus.pkgPrivateFlags; 4702 } else if (obj instanceof PackageSetting) { 4703 final PackageSetting ps = (PackageSetting) obj; 4704 return ps.pkgPrivateFlags; 4705 } 4706 } 4707 return 0; 4708 } 4709 4710 @Override 4711 public boolean isUidPrivileged(int uid) { 4712 uid = UserHandle.getAppId(uid); 4713 // reader 4714 synchronized (mPackages) { 4715 Object obj = mSettings.getUserIdLPr(uid); 4716 if (obj instanceof SharedUserSetting) { 4717 final SharedUserSetting sus = (SharedUserSetting) obj; 4718 final Iterator<PackageSetting> it = sus.packages.iterator(); 4719 while (it.hasNext()) { 4720 if (it.next().isPrivileged()) { 4721 return true; 4722 } 4723 } 4724 } else if (obj instanceof PackageSetting) { 4725 final PackageSetting ps = (PackageSetting) obj; 4726 return ps.isPrivileged(); 4727 } 4728 } 4729 return false; 4730 } 4731 4732 @Override 4733 public String[] getAppOpPermissionPackages(String permissionName) { 4734 synchronized (mPackages) { 4735 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4736 if (pkgs == null) { 4737 return null; 4738 } 4739 return pkgs.toArray(new String[pkgs.size()]); 4740 } 4741 } 4742 4743 @Override 4744 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4745 int flags, int userId) { 4746 try { 4747 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 4748 4749 if (!sUserManager.exists(userId)) return null; 4750 flags = updateFlagsForResolve(flags, userId, intent); 4751 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4752 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 4753 4754 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 4755 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 4756 flags, userId); 4757 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4758 4759 final ResolveInfo bestChoice = 4760 chooseBestActivity(intent, resolvedType, flags, query, userId); 4761 return bestChoice; 4762 } finally { 4763 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4764 } 4765 } 4766 4767 @Override 4768 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4769 IntentFilter filter, int match, ComponentName activity) { 4770 final int userId = UserHandle.getCallingUserId(); 4771 if (DEBUG_PREFERRED) { 4772 Log.v(TAG, "setLastChosenActivity intent=" + intent 4773 + " resolvedType=" + resolvedType 4774 + " flags=" + flags 4775 + " filter=" + filter 4776 + " match=" + match 4777 + " activity=" + activity); 4778 filter.dump(new PrintStreamPrinter(System.out), " "); 4779 } 4780 intent.setComponent(null); 4781 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4782 userId); 4783 // Find any earlier preferred or last chosen entries and nuke them 4784 findPreferredActivity(intent, resolvedType, 4785 flags, query, 0, false, true, false, userId); 4786 // Add the new activity as the last chosen for this filter 4787 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4788 "Setting last chosen"); 4789 } 4790 4791 @Override 4792 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4793 final int userId = UserHandle.getCallingUserId(); 4794 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4795 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4796 userId); 4797 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4798 false, false, false, userId); 4799 } 4800 4801 private boolean isEphemeralDisabled() { 4802 // ephemeral apps have been disabled across the board 4803 if (DISABLE_EPHEMERAL_APPS) { 4804 return true; 4805 } 4806 // system isn't up yet; can't read settings, so, assume no ephemeral apps 4807 if (!mSystemReady) { 4808 return true; 4809 } 4810 return Secure.getInt(mContext.getContentResolver(), Secure.WEB_ACTION_ENABLED, 1) == 0; 4811 } 4812 4813 private boolean isEphemeralAllowed( 4814 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 4815 boolean skipPackageCheck) { 4816 // Short circuit and return early if possible. 4817 if (isEphemeralDisabled()) { 4818 return false; 4819 } 4820 final int callingUser = UserHandle.getCallingUserId(); 4821 if (callingUser != UserHandle.USER_SYSTEM) { 4822 return false; 4823 } 4824 if (mEphemeralResolverConnection == null) { 4825 return false; 4826 } 4827 if (intent.getComponent() != null) { 4828 return false; 4829 } 4830 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 4831 return false; 4832 } 4833 if (!skipPackageCheck && intent.getPackage() != null) { 4834 return false; 4835 } 4836 final boolean isWebUri = hasWebURI(intent); 4837 if (!isWebUri || intent.getData().getHost() == null) { 4838 return false; 4839 } 4840 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4841 synchronized (mPackages) { 4842 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 4843 for (int n = 0; n < count; n++) { 4844 ResolveInfo info = resolvedActivities.get(n); 4845 String packageName = info.activityInfo.packageName; 4846 PackageSetting ps = mSettings.mPackages.get(packageName); 4847 if (ps != null) { 4848 // Try to get the status from User settings first 4849 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4850 int status = (int) (packedStatus >> 32); 4851 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4852 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4853 if (DEBUG_EPHEMERAL) { 4854 Slog.v(TAG, "DENY ephemeral apps;" 4855 + " pkg: " + packageName + ", status: " + status); 4856 } 4857 return false; 4858 } 4859 } 4860 } 4861 } 4862 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4863 return true; 4864 } 4865 4866 private static EphemeralResolveInfo getEphemeralResolveInfo( 4867 Context context, EphemeralResolverConnection resolverConnection, Intent intent, 4868 String resolvedType, int userId, String packageName) { 4869 final int ephemeralPrefixMask = Global.getInt(context.getContentResolver(), 4870 Global.EPHEMERAL_HASH_PREFIX_MASK, DEFAULT_EPHEMERAL_HASH_PREFIX_MASK); 4871 final int ephemeralPrefixCount = Global.getInt(context.getContentResolver(), 4872 Global.EPHEMERAL_HASH_PREFIX_COUNT, DEFAULT_EPHEMERAL_HASH_PREFIX_COUNT); 4873 final EphemeralDigest digest = new EphemeralDigest(intent.getData(), ephemeralPrefixMask, 4874 ephemeralPrefixCount); 4875 final int[] shaPrefix = digest.getDigestPrefix(); 4876 final byte[][] digestBytes = digest.getDigestBytes(); 4877 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4878 resolverConnection.getEphemeralResolveInfoList(shaPrefix, ephemeralPrefixMask); 4879 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4880 // No hash prefix match; there are no ephemeral apps for this domain. 4881 return null; 4882 } 4883 4884 // Go in reverse order so we match the narrowest scope first. 4885 for (int i = shaPrefix.length - 1; i >= 0 ; --i) { 4886 for (EphemeralResolveInfo ephemeralApplication : ephemeralResolveInfoList) { 4887 if (!Arrays.equals(digestBytes[i], ephemeralApplication.getDigestBytes())) { 4888 continue; 4889 } 4890 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4891 // No filters; this should never happen. 4892 if (filters.isEmpty()) { 4893 continue; 4894 } 4895 if (packageName != null 4896 && !packageName.equals(ephemeralApplication.getPackageName())) { 4897 continue; 4898 } 4899 // We have a domain match; resolve the filters to see if anything matches. 4900 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4901 for (int j = filters.size() - 1; j >= 0; --j) { 4902 final EphemeralResolveIntentInfo intentInfo = 4903 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4904 ephemeralResolver.addFilter(intentInfo); 4905 } 4906 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4907 intent, resolvedType, false /*defaultOnly*/, userId); 4908 if (!matchedResolveInfoList.isEmpty()) { 4909 return matchedResolveInfoList.get(0); 4910 } 4911 } 4912 } 4913 // Hash or filter mis-match; no ephemeral apps for this domain. 4914 return null; 4915 } 4916 4917 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4918 int flags, List<ResolveInfo> query, int userId) { 4919 if (query != null) { 4920 final int N = query.size(); 4921 if (N == 1) { 4922 return query.get(0); 4923 } else if (N > 1) { 4924 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4925 // If there is more than one activity with the same priority, 4926 // then let the user decide between them. 4927 ResolveInfo r0 = query.get(0); 4928 ResolveInfo r1 = query.get(1); 4929 if (DEBUG_INTENT_MATCHING || debug) { 4930 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4931 + r1.activityInfo.name + "=" + r1.priority); 4932 } 4933 // If the first activity has a higher priority, or a different 4934 // default, then it is always desirable to pick it. 4935 if (r0.priority != r1.priority 4936 || r0.preferredOrder != r1.preferredOrder 4937 || r0.isDefault != r1.isDefault) { 4938 return query.get(0); 4939 } 4940 // If we have saved a preference for a preferred activity for 4941 // this Intent, use that. 4942 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4943 flags, query, r0.priority, true, false, debug, userId); 4944 if (ri != null) { 4945 return ri; 4946 } 4947 ri = new ResolveInfo(mResolveInfo); 4948 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4949 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 4950 // If all of the options come from the same package, show the application's 4951 // label and icon instead of the generic resolver's. 4952 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 4953 // and then throw away the ResolveInfo itself, meaning that the caller loses 4954 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 4955 // a fallback for this case; we only set the target package's resources on 4956 // the ResolveInfo, not the ActivityInfo. 4957 final String intentPackage = intent.getPackage(); 4958 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 4959 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 4960 ri.resolvePackageName = intentPackage; 4961 if (userNeedsBadging(userId)) { 4962 ri.noResourceId = true; 4963 } else { 4964 ri.icon = appi.icon; 4965 } 4966 ri.iconResourceId = appi.icon; 4967 ri.labelRes = appi.labelRes; 4968 } 4969 ri.activityInfo.applicationInfo = new ApplicationInfo( 4970 ri.activityInfo.applicationInfo); 4971 if (userId != 0) { 4972 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4973 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4974 } 4975 // Make sure that the resolver is displayable in car mode 4976 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4977 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4978 return ri; 4979 } 4980 } 4981 return null; 4982 } 4983 4984 /** 4985 * Return true if the given list is not empty and all of its contents have 4986 * an activityInfo with the given package name. 4987 */ 4988 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 4989 if (ArrayUtils.isEmpty(list)) { 4990 return false; 4991 } 4992 for (int i = 0, N = list.size(); i < N; i++) { 4993 final ResolveInfo ri = list.get(i); 4994 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 4995 if (ai == null || !packageName.equals(ai.packageName)) { 4996 return false; 4997 } 4998 } 4999 return true; 5000 } 5001 5002 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5003 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5004 final int N = query.size(); 5005 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5006 .get(userId); 5007 // Get the list of persistent preferred activities that handle the intent 5008 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5009 List<PersistentPreferredActivity> pprefs = ppir != null 5010 ? ppir.queryIntent(intent, resolvedType, 5011 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5012 : null; 5013 if (pprefs != null && pprefs.size() > 0) { 5014 final int M = pprefs.size(); 5015 for (int i=0; i<M; i++) { 5016 final PersistentPreferredActivity ppa = pprefs.get(i); 5017 if (DEBUG_PREFERRED || debug) { 5018 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5019 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5020 + "\n component=" + ppa.mComponent); 5021 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5022 } 5023 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5024 flags | MATCH_DISABLED_COMPONENTS, userId); 5025 if (DEBUG_PREFERRED || debug) { 5026 Slog.v(TAG, "Found persistent preferred activity:"); 5027 if (ai != null) { 5028 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5029 } else { 5030 Slog.v(TAG, " null"); 5031 } 5032 } 5033 if (ai == null) { 5034 // This previously registered persistent preferred activity 5035 // component is no longer known. Ignore it and do NOT remove it. 5036 continue; 5037 } 5038 for (int j=0; j<N; j++) { 5039 final ResolveInfo ri = query.get(j); 5040 if (!ri.activityInfo.applicationInfo.packageName 5041 .equals(ai.applicationInfo.packageName)) { 5042 continue; 5043 } 5044 if (!ri.activityInfo.name.equals(ai.name)) { 5045 continue; 5046 } 5047 // Found a persistent preference that can handle the intent. 5048 if (DEBUG_PREFERRED || debug) { 5049 Slog.v(TAG, "Returning persistent preferred activity: " + 5050 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5051 } 5052 return ri; 5053 } 5054 } 5055 } 5056 return null; 5057 } 5058 5059 // TODO: handle preferred activities missing while user has amnesia 5060 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5061 List<ResolveInfo> query, int priority, boolean always, 5062 boolean removeMatches, boolean debug, int userId) { 5063 if (!sUserManager.exists(userId)) return null; 5064 flags = updateFlagsForResolve(flags, userId, intent); 5065 // writer 5066 synchronized (mPackages) { 5067 if (intent.getSelector() != null) { 5068 intent = intent.getSelector(); 5069 } 5070 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 5071 5072 // Try to find a matching persistent preferred activity. 5073 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5074 debug, userId); 5075 5076 // If a persistent preferred activity matched, use it. 5077 if (pri != null) { 5078 return pri; 5079 } 5080 5081 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5082 // Get the list of preferred activities that handle the intent 5083 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5084 List<PreferredActivity> prefs = pir != null 5085 ? pir.queryIntent(intent, resolvedType, 5086 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5087 : null; 5088 if (prefs != null && prefs.size() > 0) { 5089 boolean changed = false; 5090 try { 5091 // First figure out how good the original match set is. 5092 // We will only allow preferred activities that came 5093 // from the same match quality. 5094 int match = 0; 5095 5096 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5097 5098 final int N = query.size(); 5099 for (int j=0; j<N; j++) { 5100 final ResolveInfo ri = query.get(j); 5101 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5102 + ": 0x" + Integer.toHexString(match)); 5103 if (ri.match > match) { 5104 match = ri.match; 5105 } 5106 } 5107 5108 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5109 + Integer.toHexString(match)); 5110 5111 match &= IntentFilter.MATCH_CATEGORY_MASK; 5112 final int M = prefs.size(); 5113 for (int i=0; i<M; i++) { 5114 final PreferredActivity pa = prefs.get(i); 5115 if (DEBUG_PREFERRED || debug) { 5116 Slog.v(TAG, "Checking PreferredActivity ds=" 5117 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5118 + "\n component=" + pa.mPref.mComponent); 5119 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5120 } 5121 if (pa.mPref.mMatch != match) { 5122 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5123 + Integer.toHexString(pa.mPref.mMatch)); 5124 continue; 5125 } 5126 // If it's not an "always" type preferred activity and that's what we're 5127 // looking for, skip it. 5128 if (always && !pa.mPref.mAlways) { 5129 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5130 continue; 5131 } 5132 final ActivityInfo ai = getActivityInfo( 5133 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5134 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5135 userId); 5136 if (DEBUG_PREFERRED || debug) { 5137 Slog.v(TAG, "Found preferred activity:"); 5138 if (ai != null) { 5139 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5140 } else { 5141 Slog.v(TAG, " null"); 5142 } 5143 } 5144 if (ai == null) { 5145 // This previously registered preferred activity 5146 // component is no longer known. Most likely an update 5147 // to the app was installed and in the new version this 5148 // component no longer exists. Clean it up by removing 5149 // it from the preferred activities list, and skip it. 5150 Slog.w(TAG, "Removing dangling preferred activity: " 5151 + pa.mPref.mComponent); 5152 pir.removeFilter(pa); 5153 changed = true; 5154 continue; 5155 } 5156 for (int j=0; j<N; j++) { 5157 final ResolveInfo ri = query.get(j); 5158 if (!ri.activityInfo.applicationInfo.packageName 5159 .equals(ai.applicationInfo.packageName)) { 5160 continue; 5161 } 5162 if (!ri.activityInfo.name.equals(ai.name)) { 5163 continue; 5164 } 5165 5166 if (removeMatches) { 5167 pir.removeFilter(pa); 5168 changed = true; 5169 if (DEBUG_PREFERRED) { 5170 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5171 } 5172 break; 5173 } 5174 5175 // Okay we found a previously set preferred or last chosen app. 5176 // If the result set is different from when this 5177 // was created, we need to clear it and re-ask the 5178 // user their preference, if we're looking for an "always" type entry. 5179 if (always && !pa.mPref.sameSet(query)) { 5180 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5181 + intent + " type " + resolvedType); 5182 if (DEBUG_PREFERRED) { 5183 Slog.v(TAG, "Removing preferred activity since set changed " 5184 + pa.mPref.mComponent); 5185 } 5186 pir.removeFilter(pa); 5187 // Re-add the filter as a "last chosen" entry (!always) 5188 PreferredActivity lastChosen = new PreferredActivity( 5189 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5190 pir.addFilter(lastChosen); 5191 changed = true; 5192 return null; 5193 } 5194 5195 // Yay! Either the set matched or we're looking for the last chosen 5196 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5197 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5198 return ri; 5199 } 5200 } 5201 } finally { 5202 if (changed) { 5203 if (DEBUG_PREFERRED) { 5204 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5205 } 5206 scheduleWritePackageRestrictionsLocked(userId); 5207 } 5208 } 5209 } 5210 } 5211 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5212 return null; 5213 } 5214 5215 /* 5216 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5217 */ 5218 @Override 5219 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5220 int targetUserId) { 5221 mContext.enforceCallingOrSelfPermission( 5222 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5223 List<CrossProfileIntentFilter> matches = 5224 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5225 if (matches != null) { 5226 int size = matches.size(); 5227 for (int i = 0; i < size; i++) { 5228 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5229 } 5230 } 5231 if (hasWebURI(intent)) { 5232 // cross-profile app linking works only towards the parent. 5233 final UserInfo parent = getProfileParent(sourceUserId); 5234 synchronized(mPackages) { 5235 int flags = updateFlagsForResolve(0, parent.id, intent); 5236 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5237 intent, resolvedType, flags, sourceUserId, parent.id); 5238 return xpDomainInfo != null; 5239 } 5240 } 5241 return false; 5242 } 5243 5244 private UserInfo getProfileParent(int userId) { 5245 final long identity = Binder.clearCallingIdentity(); 5246 try { 5247 return sUserManager.getProfileParent(userId); 5248 } finally { 5249 Binder.restoreCallingIdentity(identity); 5250 } 5251 } 5252 5253 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5254 String resolvedType, int userId) { 5255 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5256 if (resolver != null) { 5257 return resolver.queryIntent(intent, resolvedType, false, userId); 5258 } 5259 return null; 5260 } 5261 5262 @Override 5263 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5264 String resolvedType, int flags, int userId) { 5265 try { 5266 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5267 5268 return new ParceledListSlice<>( 5269 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5270 } finally { 5271 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5272 } 5273 } 5274 5275 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5276 String resolvedType, int flags, int userId) { 5277 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5278 flags = updateFlagsForResolve(flags, userId, intent); 5279 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5280 false /* requireFullPermission */, false /* checkShell */, 5281 "query intent activities"); 5282 ComponentName comp = intent.getComponent(); 5283 if (comp == null) { 5284 if (intent.getSelector() != null) { 5285 intent = intent.getSelector(); 5286 comp = intent.getComponent(); 5287 } 5288 } 5289 5290 if (comp != null) { 5291 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5292 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5293 if (ai != null) { 5294 final ResolveInfo ri = new ResolveInfo(); 5295 ri.activityInfo = ai; 5296 list.add(ri); 5297 } 5298 return list; 5299 } 5300 5301 // reader 5302 boolean sortResult = false; 5303 boolean addEphemeral = false; 5304 boolean matchEphemeralPackage = false; 5305 List<ResolveInfo> result; 5306 final String pkgName = intent.getPackage(); 5307 synchronized (mPackages) { 5308 if (pkgName == null) { 5309 List<CrossProfileIntentFilter> matchingFilters = 5310 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5311 // Check for results that need to skip the current profile. 5312 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5313 resolvedType, flags, userId); 5314 if (xpResolveInfo != null) { 5315 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 5316 xpResult.add(xpResolveInfo); 5317 return filterIfNotSystemUser(xpResult, userId); 5318 } 5319 5320 // Check for results in the current profile. 5321 result = filterIfNotSystemUser(mActivities.queryIntent( 5322 intent, resolvedType, flags, userId), userId); 5323 addEphemeral = 5324 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 5325 5326 // Check for cross profile results. 5327 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5328 xpResolveInfo = queryCrossProfileIntents( 5329 matchingFilters, intent, resolvedType, flags, userId, 5330 hasNonNegativePriorityResult); 5331 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5332 boolean isVisibleToUser = filterIfNotSystemUser( 5333 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5334 if (isVisibleToUser) { 5335 result.add(xpResolveInfo); 5336 sortResult = true; 5337 } 5338 } 5339 if (hasWebURI(intent)) { 5340 CrossProfileDomainInfo xpDomainInfo = null; 5341 final UserInfo parent = getProfileParent(userId); 5342 if (parent != null) { 5343 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5344 flags, userId, parent.id); 5345 } 5346 if (xpDomainInfo != null) { 5347 if (xpResolveInfo != null) { 5348 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5349 // in the result. 5350 result.remove(xpResolveInfo); 5351 } 5352 if (result.size() == 0 && !addEphemeral) { 5353 result.add(xpDomainInfo.resolveInfo); 5354 return result; 5355 } 5356 } 5357 if (result.size() > 1 || addEphemeral) { 5358 result = filterCandidatesWithDomainPreferredActivitiesLPr( 5359 intent, flags, result, xpDomainInfo, userId); 5360 sortResult = true; 5361 } 5362 } 5363 } else { 5364 final PackageParser.Package pkg = mPackages.get(pkgName); 5365 if (pkg != null) { 5366 result = filterIfNotSystemUser( 5367 mActivities.queryIntentForPackage( 5368 intent, resolvedType, flags, pkg.activities, userId), 5369 userId); 5370 } else { 5371 // the caller wants to resolve for a particular package; however, there 5372 // were no installed results, so, try to find an ephemeral result 5373 addEphemeral = isEphemeralAllowed( 5374 intent, null /*result*/, userId, true /*skipPackageCheck*/); 5375 matchEphemeralPackage = true; 5376 result = new ArrayList<ResolveInfo>(); 5377 } 5378 } 5379 } 5380 if (addEphemeral) { 5381 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 5382 final EphemeralResolveInfo ai = getEphemeralResolveInfo( 5383 mContext, mEphemeralResolverConnection, intent, resolvedType, userId, 5384 matchEphemeralPackage ? pkgName : null); 5385 if (ai != null) { 5386 if (DEBUG_EPHEMERAL) { 5387 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 5388 } 5389 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 5390 ephemeralInstaller.ephemeralResolveInfo = ai; 5391 // make sure this resolver is the default 5392 ephemeralInstaller.isDefault = true; 5393 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 5394 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 5395 // add a non-generic filter 5396 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 5397 ephemeralInstaller.filter.addDataPath( 5398 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 5399 result.add(ephemeralInstaller); 5400 } 5401 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5402 } 5403 if (sortResult) { 5404 Collections.sort(result, mResolvePrioritySorter); 5405 } 5406 return result; 5407 } 5408 5409 private static class CrossProfileDomainInfo { 5410 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5411 ResolveInfo resolveInfo; 5412 /* Best domain verification status of the activities found in the other profile */ 5413 int bestDomainVerificationStatus; 5414 } 5415 5416 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5417 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5418 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5419 sourceUserId)) { 5420 return null; 5421 } 5422 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5423 resolvedType, flags, parentUserId); 5424 5425 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5426 return null; 5427 } 5428 CrossProfileDomainInfo result = null; 5429 int size = resultTargetUser.size(); 5430 for (int i = 0; i < size; i++) { 5431 ResolveInfo riTargetUser = resultTargetUser.get(i); 5432 // Intent filter verification is only for filters that specify a host. So don't return 5433 // those that handle all web uris. 5434 if (riTargetUser.handleAllWebDataURI) { 5435 continue; 5436 } 5437 String packageName = riTargetUser.activityInfo.packageName; 5438 PackageSetting ps = mSettings.mPackages.get(packageName); 5439 if (ps == null) { 5440 continue; 5441 } 5442 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5443 int status = (int)(verificationState >> 32); 5444 if (result == null) { 5445 result = new CrossProfileDomainInfo(); 5446 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5447 sourceUserId, parentUserId); 5448 result.bestDomainVerificationStatus = status; 5449 } else { 5450 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5451 result.bestDomainVerificationStatus); 5452 } 5453 } 5454 // Don't consider matches with status NEVER across profiles. 5455 if (result != null && result.bestDomainVerificationStatus 5456 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5457 return null; 5458 } 5459 return result; 5460 } 5461 5462 /** 5463 * Verification statuses are ordered from the worse to the best, except for 5464 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5465 */ 5466 private int bestDomainVerificationStatus(int status1, int status2) { 5467 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5468 return status2; 5469 } 5470 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5471 return status1; 5472 } 5473 return (int) MathUtils.max(status1, status2); 5474 } 5475 5476 private boolean isUserEnabled(int userId) { 5477 long callingId = Binder.clearCallingIdentity(); 5478 try { 5479 UserInfo userInfo = sUserManager.getUserInfo(userId); 5480 return userInfo != null && userInfo.isEnabled(); 5481 } finally { 5482 Binder.restoreCallingIdentity(callingId); 5483 } 5484 } 5485 5486 /** 5487 * Filter out activities with systemUserOnly flag set, when current user is not System. 5488 * 5489 * @return filtered list 5490 */ 5491 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5492 if (userId == UserHandle.USER_SYSTEM) { 5493 return resolveInfos; 5494 } 5495 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5496 ResolveInfo info = resolveInfos.get(i); 5497 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5498 resolveInfos.remove(i); 5499 } 5500 } 5501 return resolveInfos; 5502 } 5503 5504 /** 5505 * @param resolveInfos list of resolve infos in descending priority order 5506 * @return if the list contains a resolve info with non-negative priority 5507 */ 5508 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5509 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5510 } 5511 5512 private static boolean hasWebURI(Intent intent) { 5513 if (intent.getData() == null) { 5514 return false; 5515 } 5516 final String scheme = intent.getScheme(); 5517 if (TextUtils.isEmpty(scheme)) { 5518 return false; 5519 } 5520 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5521 } 5522 5523 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5524 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5525 int userId) { 5526 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5527 5528 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5529 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5530 candidates.size()); 5531 } 5532 5533 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5534 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5535 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5536 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5537 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5538 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5539 5540 synchronized (mPackages) { 5541 final int count = candidates.size(); 5542 // First, try to use linked apps. Partition the candidates into four lists: 5543 // one for the final results, one for the "do not use ever", one for "undefined status" 5544 // and finally one for "browser app type". 5545 for (int n=0; n<count; n++) { 5546 ResolveInfo info = candidates.get(n); 5547 String packageName = info.activityInfo.packageName; 5548 PackageSetting ps = mSettings.mPackages.get(packageName); 5549 if (ps != null) { 5550 // Add to the special match all list (Browser use case) 5551 if (info.handleAllWebDataURI) { 5552 matchAllList.add(info); 5553 continue; 5554 } 5555 // Try to get the status from User settings first 5556 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5557 int status = (int)(packedStatus >> 32); 5558 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5559 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5560 if (DEBUG_DOMAIN_VERIFICATION) { 5561 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5562 + " : linkgen=" + linkGeneration); 5563 } 5564 // Use link-enabled generation as preferredOrder, i.e. 5565 // prefer newly-enabled over earlier-enabled. 5566 info.preferredOrder = linkGeneration; 5567 alwaysList.add(info); 5568 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5569 if (DEBUG_DOMAIN_VERIFICATION) { 5570 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5571 } 5572 neverList.add(info); 5573 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5574 if (DEBUG_DOMAIN_VERIFICATION) { 5575 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5576 } 5577 alwaysAskList.add(info); 5578 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5579 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5580 if (DEBUG_DOMAIN_VERIFICATION) { 5581 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5582 } 5583 undefinedList.add(info); 5584 } 5585 } 5586 } 5587 5588 // We'll want to include browser possibilities in a few cases 5589 boolean includeBrowser = false; 5590 5591 // First try to add the "always" resolution(s) for the current user, if any 5592 if (alwaysList.size() > 0) { 5593 result.addAll(alwaysList); 5594 } else { 5595 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5596 result.addAll(undefinedList); 5597 // Maybe add one for the other profile. 5598 if (xpDomainInfo != null && ( 5599 xpDomainInfo.bestDomainVerificationStatus 5600 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5601 result.add(xpDomainInfo.resolveInfo); 5602 } 5603 includeBrowser = true; 5604 } 5605 5606 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5607 // If there were 'always' entries their preferred order has been set, so we also 5608 // back that off to make the alternatives equivalent 5609 if (alwaysAskList.size() > 0) { 5610 for (ResolveInfo i : result) { 5611 i.preferredOrder = 0; 5612 } 5613 result.addAll(alwaysAskList); 5614 includeBrowser = true; 5615 } 5616 5617 if (includeBrowser) { 5618 // Also add browsers (all of them or only the default one) 5619 if (DEBUG_DOMAIN_VERIFICATION) { 5620 Slog.v(TAG, " ...including browsers in candidate set"); 5621 } 5622 if ((matchFlags & MATCH_ALL) != 0) { 5623 result.addAll(matchAllList); 5624 } else { 5625 // Browser/generic handling case. If there's a default browser, go straight 5626 // to that (but only if there is no other higher-priority match). 5627 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5628 int maxMatchPrio = 0; 5629 ResolveInfo defaultBrowserMatch = null; 5630 final int numCandidates = matchAllList.size(); 5631 for (int n = 0; n < numCandidates; n++) { 5632 ResolveInfo info = matchAllList.get(n); 5633 // track the highest overall match priority... 5634 if (info.priority > maxMatchPrio) { 5635 maxMatchPrio = info.priority; 5636 } 5637 // ...and the highest-priority default browser match 5638 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5639 if (defaultBrowserMatch == null 5640 || (defaultBrowserMatch.priority < info.priority)) { 5641 if (debug) { 5642 Slog.v(TAG, "Considering default browser match " + info); 5643 } 5644 defaultBrowserMatch = info; 5645 } 5646 } 5647 } 5648 if (defaultBrowserMatch != null 5649 && defaultBrowserMatch.priority >= maxMatchPrio 5650 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5651 { 5652 if (debug) { 5653 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5654 } 5655 result.add(defaultBrowserMatch); 5656 } else { 5657 result.addAll(matchAllList); 5658 } 5659 } 5660 5661 // If there is nothing selected, add all candidates and remove the ones that the user 5662 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5663 if (result.size() == 0) { 5664 result.addAll(candidates); 5665 result.removeAll(neverList); 5666 } 5667 } 5668 } 5669 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5670 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5671 result.size()); 5672 for (ResolveInfo info : result) { 5673 Slog.v(TAG, " + " + info.activityInfo); 5674 } 5675 } 5676 return result; 5677 } 5678 5679 // Returns a packed value as a long: 5680 // 5681 // high 'int'-sized word: link status: undefined/ask/never/always. 5682 // low 'int'-sized word: relative priority among 'always' results. 5683 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5684 long result = ps.getDomainVerificationStatusForUser(userId); 5685 // if none available, get the master status 5686 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5687 if (ps.getIntentFilterVerificationInfo() != null) { 5688 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5689 } 5690 } 5691 return result; 5692 } 5693 5694 private ResolveInfo querySkipCurrentProfileIntents( 5695 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5696 int flags, int sourceUserId) { 5697 if (matchingFilters != null) { 5698 int size = matchingFilters.size(); 5699 for (int i = 0; i < size; i ++) { 5700 CrossProfileIntentFilter filter = matchingFilters.get(i); 5701 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5702 // Checking if there are activities in the target user that can handle the 5703 // intent. 5704 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5705 resolvedType, flags, sourceUserId); 5706 if (resolveInfo != null) { 5707 return resolveInfo; 5708 } 5709 } 5710 } 5711 } 5712 return null; 5713 } 5714 5715 // Return matching ResolveInfo in target user if any. 5716 private ResolveInfo queryCrossProfileIntents( 5717 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5718 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5719 if (matchingFilters != null) { 5720 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5721 // match the same intent. For performance reasons, it is better not to 5722 // run queryIntent twice for the same userId 5723 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5724 int size = matchingFilters.size(); 5725 for (int i = 0; i < size; i++) { 5726 CrossProfileIntentFilter filter = matchingFilters.get(i); 5727 int targetUserId = filter.getTargetUserId(); 5728 boolean skipCurrentProfile = 5729 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5730 boolean skipCurrentProfileIfNoMatchFound = 5731 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5732 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5733 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5734 // Checking if there are activities in the target user that can handle the 5735 // intent. 5736 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5737 resolvedType, flags, sourceUserId); 5738 if (resolveInfo != null) return resolveInfo; 5739 alreadyTriedUserIds.put(targetUserId, true); 5740 } 5741 } 5742 } 5743 return null; 5744 } 5745 5746 /** 5747 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5748 * will forward the intent to the filter's target user. 5749 * Otherwise, returns null. 5750 */ 5751 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5752 String resolvedType, int flags, int sourceUserId) { 5753 int targetUserId = filter.getTargetUserId(); 5754 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5755 resolvedType, flags, targetUserId); 5756 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 5757 // If all the matches in the target profile are suspended, return null. 5758 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 5759 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 5760 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 5761 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 5762 targetUserId); 5763 } 5764 } 5765 } 5766 return null; 5767 } 5768 5769 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5770 int sourceUserId, int targetUserId) { 5771 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5772 long ident = Binder.clearCallingIdentity(); 5773 boolean targetIsProfile; 5774 try { 5775 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5776 } finally { 5777 Binder.restoreCallingIdentity(ident); 5778 } 5779 String className; 5780 if (targetIsProfile) { 5781 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5782 } else { 5783 className = FORWARD_INTENT_TO_PARENT; 5784 } 5785 ComponentName forwardingActivityComponentName = new ComponentName( 5786 mAndroidApplication.packageName, className); 5787 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5788 sourceUserId); 5789 if (!targetIsProfile) { 5790 forwardingActivityInfo.showUserIcon = targetUserId; 5791 forwardingResolveInfo.noResourceId = true; 5792 } 5793 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5794 forwardingResolveInfo.priority = 0; 5795 forwardingResolveInfo.preferredOrder = 0; 5796 forwardingResolveInfo.match = 0; 5797 forwardingResolveInfo.isDefault = true; 5798 forwardingResolveInfo.filter = filter; 5799 forwardingResolveInfo.targetUserId = targetUserId; 5800 return forwardingResolveInfo; 5801 } 5802 5803 @Override 5804 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5805 Intent[] specifics, String[] specificTypes, Intent intent, 5806 String resolvedType, int flags, int userId) { 5807 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 5808 specificTypes, intent, resolvedType, flags, userId)); 5809 } 5810 5811 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 5812 Intent[] specifics, String[] specificTypes, Intent intent, 5813 String resolvedType, int flags, int userId) { 5814 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5815 flags = updateFlagsForResolve(flags, userId, intent); 5816 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5817 false /* requireFullPermission */, false /* checkShell */, 5818 "query intent activity options"); 5819 final String resultsAction = intent.getAction(); 5820 5821 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 5822 | PackageManager.GET_RESOLVED_FILTER, userId); 5823 5824 if (DEBUG_INTENT_MATCHING) { 5825 Log.v(TAG, "Query " + intent + ": " + results); 5826 } 5827 5828 int specificsPos = 0; 5829 int N; 5830 5831 // todo: note that the algorithm used here is O(N^2). This 5832 // isn't a problem in our current environment, but if we start running 5833 // into situations where we have more than 5 or 10 matches then this 5834 // should probably be changed to something smarter... 5835 5836 // First we go through and resolve each of the specific items 5837 // that were supplied, taking care of removing any corresponding 5838 // duplicate items in the generic resolve list. 5839 if (specifics != null) { 5840 for (int i=0; i<specifics.length; i++) { 5841 final Intent sintent = specifics[i]; 5842 if (sintent == null) { 5843 continue; 5844 } 5845 5846 if (DEBUG_INTENT_MATCHING) { 5847 Log.v(TAG, "Specific #" + i + ": " + sintent); 5848 } 5849 5850 String action = sintent.getAction(); 5851 if (resultsAction != null && resultsAction.equals(action)) { 5852 // If this action was explicitly requested, then don't 5853 // remove things that have it. 5854 action = null; 5855 } 5856 5857 ResolveInfo ri = null; 5858 ActivityInfo ai = null; 5859 5860 ComponentName comp = sintent.getComponent(); 5861 if (comp == null) { 5862 ri = resolveIntent( 5863 sintent, 5864 specificTypes != null ? specificTypes[i] : null, 5865 flags, userId); 5866 if (ri == null) { 5867 continue; 5868 } 5869 if (ri == mResolveInfo) { 5870 // ACK! Must do something better with this. 5871 } 5872 ai = ri.activityInfo; 5873 comp = new ComponentName(ai.applicationInfo.packageName, 5874 ai.name); 5875 } else { 5876 ai = getActivityInfo(comp, flags, userId); 5877 if (ai == null) { 5878 continue; 5879 } 5880 } 5881 5882 // Look for any generic query activities that are duplicates 5883 // of this specific one, and remove them from the results. 5884 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5885 N = results.size(); 5886 int j; 5887 for (j=specificsPos; j<N; j++) { 5888 ResolveInfo sri = results.get(j); 5889 if ((sri.activityInfo.name.equals(comp.getClassName()) 5890 && sri.activityInfo.applicationInfo.packageName.equals( 5891 comp.getPackageName())) 5892 || (action != null && sri.filter.matchAction(action))) { 5893 results.remove(j); 5894 if (DEBUG_INTENT_MATCHING) Log.v( 5895 TAG, "Removing duplicate item from " + j 5896 + " due to specific " + specificsPos); 5897 if (ri == null) { 5898 ri = sri; 5899 } 5900 j--; 5901 N--; 5902 } 5903 } 5904 5905 // Add this specific item to its proper place. 5906 if (ri == null) { 5907 ri = new ResolveInfo(); 5908 ri.activityInfo = ai; 5909 } 5910 results.add(specificsPos, ri); 5911 ri.specificIndex = i; 5912 specificsPos++; 5913 } 5914 } 5915 5916 // Now we go through the remaining generic results and remove any 5917 // duplicate actions that are found here. 5918 N = results.size(); 5919 for (int i=specificsPos; i<N-1; i++) { 5920 final ResolveInfo rii = results.get(i); 5921 if (rii.filter == null) { 5922 continue; 5923 } 5924 5925 // Iterate over all of the actions of this result's intent 5926 // filter... typically this should be just one. 5927 final Iterator<String> it = rii.filter.actionsIterator(); 5928 if (it == null) { 5929 continue; 5930 } 5931 while (it.hasNext()) { 5932 final String action = it.next(); 5933 if (resultsAction != null && resultsAction.equals(action)) { 5934 // If this action was explicitly requested, then don't 5935 // remove things that have it. 5936 continue; 5937 } 5938 for (int j=i+1; j<N; j++) { 5939 final ResolveInfo rij = results.get(j); 5940 if (rij.filter != null && rij.filter.hasAction(action)) { 5941 results.remove(j); 5942 if (DEBUG_INTENT_MATCHING) Log.v( 5943 TAG, "Removing duplicate item from " + j 5944 + " due to action " + action + " at " + i); 5945 j--; 5946 N--; 5947 } 5948 } 5949 } 5950 5951 // If the caller didn't request filter information, drop it now 5952 // so we don't have to marshall/unmarshall it. 5953 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5954 rii.filter = null; 5955 } 5956 } 5957 5958 // Filter out the caller activity if so requested. 5959 if (caller != null) { 5960 N = results.size(); 5961 for (int i=0; i<N; i++) { 5962 ActivityInfo ainfo = results.get(i).activityInfo; 5963 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5964 && caller.getClassName().equals(ainfo.name)) { 5965 results.remove(i); 5966 break; 5967 } 5968 } 5969 } 5970 5971 // If the caller didn't request filter information, 5972 // drop them now so we don't have to 5973 // marshall/unmarshall it. 5974 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5975 N = results.size(); 5976 for (int i=0; i<N; i++) { 5977 results.get(i).filter = null; 5978 } 5979 } 5980 5981 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5982 return results; 5983 } 5984 5985 @Override 5986 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 5987 String resolvedType, int flags, int userId) { 5988 return new ParceledListSlice<>( 5989 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 5990 } 5991 5992 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 5993 String resolvedType, int flags, int userId) { 5994 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5995 flags = updateFlagsForResolve(flags, userId, intent); 5996 ComponentName comp = intent.getComponent(); 5997 if (comp == null) { 5998 if (intent.getSelector() != null) { 5999 intent = intent.getSelector(); 6000 comp = intent.getComponent(); 6001 } 6002 } 6003 if (comp != null) { 6004 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6005 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6006 if (ai != null) { 6007 ResolveInfo ri = new ResolveInfo(); 6008 ri.activityInfo = ai; 6009 list.add(ri); 6010 } 6011 return list; 6012 } 6013 6014 // reader 6015 synchronized (mPackages) { 6016 String pkgName = intent.getPackage(); 6017 if (pkgName == null) { 6018 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6019 } 6020 final PackageParser.Package pkg = mPackages.get(pkgName); 6021 if (pkg != null) { 6022 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6023 userId); 6024 } 6025 return Collections.emptyList(); 6026 } 6027 } 6028 6029 @Override 6030 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6031 if (!sUserManager.exists(userId)) return null; 6032 flags = updateFlagsForResolve(flags, userId, intent); 6033 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6034 if (query != null) { 6035 if (query.size() >= 1) { 6036 // If there is more than one service with the same priority, 6037 // just arbitrarily pick the first one. 6038 return query.get(0); 6039 } 6040 } 6041 return null; 6042 } 6043 6044 @Override 6045 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6046 String resolvedType, int flags, int userId) { 6047 return new ParceledListSlice<>( 6048 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6049 } 6050 6051 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6052 String resolvedType, int flags, int userId) { 6053 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6054 flags = updateFlagsForResolve(flags, userId, intent); 6055 ComponentName comp = intent.getComponent(); 6056 if (comp == null) { 6057 if (intent.getSelector() != null) { 6058 intent = intent.getSelector(); 6059 comp = intent.getComponent(); 6060 } 6061 } 6062 if (comp != null) { 6063 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6064 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6065 if (si != null) { 6066 final ResolveInfo ri = new ResolveInfo(); 6067 ri.serviceInfo = si; 6068 list.add(ri); 6069 } 6070 return list; 6071 } 6072 6073 // reader 6074 synchronized (mPackages) { 6075 String pkgName = intent.getPackage(); 6076 if (pkgName == null) { 6077 return mServices.queryIntent(intent, resolvedType, flags, userId); 6078 } 6079 final PackageParser.Package pkg = mPackages.get(pkgName); 6080 if (pkg != null) { 6081 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6082 userId); 6083 } 6084 return Collections.emptyList(); 6085 } 6086 } 6087 6088 @Override 6089 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6090 String resolvedType, int flags, int userId) { 6091 return new ParceledListSlice<>( 6092 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6093 } 6094 6095 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6096 Intent intent, String resolvedType, int flags, int userId) { 6097 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6098 flags = updateFlagsForResolve(flags, userId, intent); 6099 ComponentName comp = intent.getComponent(); 6100 if (comp == null) { 6101 if (intent.getSelector() != null) { 6102 intent = intent.getSelector(); 6103 comp = intent.getComponent(); 6104 } 6105 } 6106 if (comp != null) { 6107 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6108 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6109 if (pi != null) { 6110 final ResolveInfo ri = new ResolveInfo(); 6111 ri.providerInfo = pi; 6112 list.add(ri); 6113 } 6114 return list; 6115 } 6116 6117 // reader 6118 synchronized (mPackages) { 6119 String pkgName = intent.getPackage(); 6120 if (pkgName == null) { 6121 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6122 } 6123 final PackageParser.Package pkg = mPackages.get(pkgName); 6124 if (pkg != null) { 6125 return mProviders.queryIntentForPackage( 6126 intent, resolvedType, flags, pkg.providers, userId); 6127 } 6128 return Collections.emptyList(); 6129 } 6130 } 6131 6132 @Override 6133 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6134 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6135 flags = updateFlagsForPackage(flags, userId, null); 6136 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6137 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6138 true /* requireFullPermission */, false /* checkShell */, 6139 "get installed packages"); 6140 6141 // writer 6142 synchronized (mPackages) { 6143 ArrayList<PackageInfo> list; 6144 if (listUninstalled) { 6145 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 6146 for (PackageSetting ps : mSettings.mPackages.values()) { 6147 final PackageInfo pi; 6148 if (ps.pkg != null) { 6149 pi = generatePackageInfo(ps, flags, userId); 6150 } else { 6151 pi = generatePackageInfo(ps, flags, userId); 6152 } 6153 if (pi != null) { 6154 list.add(pi); 6155 } 6156 } 6157 } else { 6158 list = new ArrayList<PackageInfo>(mPackages.size()); 6159 for (PackageParser.Package p : mPackages.values()) { 6160 final PackageInfo pi = 6161 generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 6162 if (pi != null) { 6163 list.add(pi); 6164 } 6165 } 6166 } 6167 6168 return new ParceledListSlice<PackageInfo>(list); 6169 } 6170 } 6171 6172 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6173 String[] permissions, boolean[] tmp, int flags, int userId) { 6174 int numMatch = 0; 6175 final PermissionsState permissionsState = ps.getPermissionsState(); 6176 for (int i=0; i<permissions.length; i++) { 6177 final String permission = permissions[i]; 6178 if (permissionsState.hasPermission(permission, userId)) { 6179 tmp[i] = true; 6180 numMatch++; 6181 } else { 6182 tmp[i] = false; 6183 } 6184 } 6185 if (numMatch == 0) { 6186 return; 6187 } 6188 final PackageInfo pi; 6189 if (ps.pkg != null) { 6190 pi = generatePackageInfo(ps, flags, userId); 6191 } else { 6192 pi = generatePackageInfo(ps, flags, userId); 6193 } 6194 // The above might return null in cases of uninstalled apps or install-state 6195 // skew across users/profiles. 6196 if (pi != null) { 6197 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6198 if (numMatch == permissions.length) { 6199 pi.requestedPermissions = permissions; 6200 } else { 6201 pi.requestedPermissions = new String[numMatch]; 6202 numMatch = 0; 6203 for (int i=0; i<permissions.length; i++) { 6204 if (tmp[i]) { 6205 pi.requestedPermissions[numMatch] = permissions[i]; 6206 numMatch++; 6207 } 6208 } 6209 } 6210 } 6211 list.add(pi); 6212 } 6213 } 6214 6215 @Override 6216 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6217 String[] permissions, int flags, int userId) { 6218 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6219 flags = updateFlagsForPackage(flags, userId, permissions); 6220 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6221 6222 // writer 6223 synchronized (mPackages) { 6224 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6225 boolean[] tmpBools = new boolean[permissions.length]; 6226 if (listUninstalled) { 6227 for (PackageSetting ps : mSettings.mPackages.values()) { 6228 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 6229 } 6230 } else { 6231 for (PackageParser.Package pkg : mPackages.values()) { 6232 PackageSetting ps = (PackageSetting)pkg.mExtras; 6233 if (ps != null) { 6234 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6235 userId); 6236 } 6237 } 6238 } 6239 6240 return new ParceledListSlice<PackageInfo>(list); 6241 } 6242 } 6243 6244 @Override 6245 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 6246 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6247 flags = updateFlagsForApplication(flags, userId, null); 6248 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6249 6250 // writer 6251 synchronized (mPackages) { 6252 ArrayList<ApplicationInfo> list; 6253 if (listUninstalled) { 6254 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 6255 for (PackageSetting ps : mSettings.mPackages.values()) { 6256 ApplicationInfo ai; 6257 if (ps.pkg != null) { 6258 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 6259 ps.readUserState(userId), userId); 6260 } else { 6261 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 6262 } 6263 if (ai != null) { 6264 list.add(ai); 6265 } 6266 } 6267 } else { 6268 list = new ArrayList<ApplicationInfo>(mPackages.size()); 6269 for (PackageParser.Package p : mPackages.values()) { 6270 if (p.mExtras != null) { 6271 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6272 ((PackageSetting)p.mExtras).readUserState(userId), userId); 6273 if (ai != null) { 6274 list.add(ai); 6275 } 6276 } 6277 } 6278 } 6279 6280 return new ParceledListSlice<ApplicationInfo>(list); 6281 } 6282 } 6283 6284 @Override 6285 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 6286 if (isEphemeralDisabled()) { 6287 return null; 6288 } 6289 6290 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6291 "getEphemeralApplications"); 6292 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6293 true /* requireFullPermission */, false /* checkShell */, 6294 "getEphemeralApplications"); 6295 synchronized (mPackages) { 6296 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 6297 .getEphemeralApplicationsLPw(userId); 6298 if (ephemeralApps != null) { 6299 return new ParceledListSlice<>(ephemeralApps); 6300 } 6301 } 6302 return null; 6303 } 6304 6305 @Override 6306 public boolean isEphemeralApplication(String packageName, int userId) { 6307 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6308 true /* requireFullPermission */, false /* checkShell */, 6309 "isEphemeral"); 6310 if (isEphemeralDisabled()) { 6311 return false; 6312 } 6313 6314 if (!isCallerSameApp(packageName)) { 6315 return false; 6316 } 6317 synchronized (mPackages) { 6318 PackageParser.Package pkg = mPackages.get(packageName); 6319 if (pkg != null) { 6320 return pkg.applicationInfo.isEphemeralApp(); 6321 } 6322 } 6323 return false; 6324 } 6325 6326 @Override 6327 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 6328 if (isEphemeralDisabled()) { 6329 return null; 6330 } 6331 6332 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6333 true /* requireFullPermission */, false /* checkShell */, 6334 "getCookie"); 6335 if (!isCallerSameApp(packageName)) { 6336 return null; 6337 } 6338 synchronized (mPackages) { 6339 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 6340 packageName, userId); 6341 } 6342 } 6343 6344 @Override 6345 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 6346 if (isEphemeralDisabled()) { 6347 return true; 6348 } 6349 6350 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6351 true /* requireFullPermission */, true /* checkShell */, 6352 "setCookie"); 6353 if (!isCallerSameApp(packageName)) { 6354 return false; 6355 } 6356 synchronized (mPackages) { 6357 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 6358 packageName, cookie, userId); 6359 } 6360 } 6361 6362 @Override 6363 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 6364 if (isEphemeralDisabled()) { 6365 return null; 6366 } 6367 6368 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6369 "getEphemeralApplicationIcon"); 6370 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6371 true /* requireFullPermission */, false /* checkShell */, 6372 "getEphemeralApplicationIcon"); 6373 synchronized (mPackages) { 6374 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 6375 packageName, userId); 6376 } 6377 } 6378 6379 private boolean isCallerSameApp(String packageName) { 6380 PackageParser.Package pkg = mPackages.get(packageName); 6381 return pkg != null 6382 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6383 } 6384 6385 @Override 6386 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 6387 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 6388 } 6389 6390 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 6391 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6392 6393 // reader 6394 synchronized (mPackages) { 6395 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6396 final int userId = UserHandle.getCallingUserId(); 6397 while (i.hasNext()) { 6398 final PackageParser.Package p = i.next(); 6399 if (p.applicationInfo == null) continue; 6400 6401 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 6402 && !p.applicationInfo.isDirectBootAware(); 6403 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 6404 && p.applicationInfo.isDirectBootAware(); 6405 6406 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 6407 && (!mSafeMode || isSystemApp(p)) 6408 && (matchesUnaware || matchesAware)) { 6409 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6410 if (ps != null) { 6411 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6412 ps.readUserState(userId), userId); 6413 if (ai != null) { 6414 finalList.add(ai); 6415 } 6416 } 6417 } 6418 } 6419 } 6420 6421 return finalList; 6422 } 6423 6424 @Override 6425 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6426 if (!sUserManager.exists(userId)) return null; 6427 flags = updateFlagsForComponent(flags, userId, name); 6428 // reader 6429 synchronized (mPackages) { 6430 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6431 PackageSetting ps = provider != null 6432 ? mSettings.mPackages.get(provider.owner.packageName) 6433 : null; 6434 return ps != null 6435 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6436 ? PackageParser.generateProviderInfo(provider, flags, 6437 ps.readUserState(userId), userId) 6438 : null; 6439 } 6440 } 6441 6442 /** 6443 * @deprecated 6444 */ 6445 @Deprecated 6446 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6447 // reader 6448 synchronized (mPackages) { 6449 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6450 .entrySet().iterator(); 6451 final int userId = UserHandle.getCallingUserId(); 6452 while (i.hasNext()) { 6453 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6454 PackageParser.Provider p = entry.getValue(); 6455 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6456 6457 if (ps != null && p.syncable 6458 && (!mSafeMode || (p.info.applicationInfo.flags 6459 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6460 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6461 ps.readUserState(userId), userId); 6462 if (info != null) { 6463 outNames.add(entry.getKey()); 6464 outInfo.add(info); 6465 } 6466 } 6467 } 6468 } 6469 } 6470 6471 @Override 6472 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6473 int uid, int flags) { 6474 final int userId = processName != null ? UserHandle.getUserId(uid) 6475 : UserHandle.getCallingUserId(); 6476 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6477 flags = updateFlagsForComponent(flags, userId, processName); 6478 6479 ArrayList<ProviderInfo> finalList = null; 6480 // reader 6481 synchronized (mPackages) { 6482 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6483 while (i.hasNext()) { 6484 final PackageParser.Provider p = i.next(); 6485 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6486 if (ps != null && p.info.authority != null 6487 && (processName == null 6488 || (p.info.processName.equals(processName) 6489 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6490 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6491 if (finalList == null) { 6492 finalList = new ArrayList<ProviderInfo>(3); 6493 } 6494 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6495 ps.readUserState(userId), userId); 6496 if (info != null) { 6497 finalList.add(info); 6498 } 6499 } 6500 } 6501 } 6502 6503 if (finalList != null) { 6504 Collections.sort(finalList, mProviderInitOrderSorter); 6505 return new ParceledListSlice<ProviderInfo>(finalList); 6506 } 6507 6508 return ParceledListSlice.emptyList(); 6509 } 6510 6511 @Override 6512 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6513 // reader 6514 synchronized (mPackages) { 6515 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6516 return PackageParser.generateInstrumentationInfo(i, flags); 6517 } 6518 } 6519 6520 @Override 6521 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 6522 String targetPackage, int flags) { 6523 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 6524 } 6525 6526 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 6527 int flags) { 6528 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 6529 6530 // reader 6531 synchronized (mPackages) { 6532 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6533 while (i.hasNext()) { 6534 final PackageParser.Instrumentation p = i.next(); 6535 if (targetPackage == null 6536 || targetPackage.equals(p.info.targetPackage)) { 6537 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6538 flags); 6539 if (ii != null) { 6540 finalList.add(ii); 6541 } 6542 } 6543 } 6544 } 6545 6546 return finalList; 6547 } 6548 6549 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6550 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6551 if (overlays == null) { 6552 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6553 return; 6554 } 6555 for (PackageParser.Package opkg : overlays.values()) { 6556 // Not much to do if idmap fails: we already logged the error 6557 // and we certainly don't want to abort installation of pkg simply 6558 // because an overlay didn't fit properly. For these reasons, 6559 // ignore the return value of createIdmapForPackagePairLI. 6560 createIdmapForPackagePairLI(pkg, opkg); 6561 } 6562 } 6563 6564 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6565 PackageParser.Package opkg) { 6566 if (!opkg.mTrustedOverlay) { 6567 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6568 opkg.baseCodePath + ": overlay not trusted"); 6569 return false; 6570 } 6571 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6572 if (overlaySet == null) { 6573 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6574 opkg.baseCodePath + " but target package has no known overlays"); 6575 return false; 6576 } 6577 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6578 // TODO: generate idmap for split APKs 6579 try { 6580 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6581 } catch (InstallerException e) { 6582 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6583 + opkg.baseCodePath); 6584 return false; 6585 } 6586 PackageParser.Package[] overlayArray = 6587 overlaySet.values().toArray(new PackageParser.Package[0]); 6588 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6589 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6590 return p1.mOverlayPriority - p2.mOverlayPriority; 6591 } 6592 }; 6593 Arrays.sort(overlayArray, cmp); 6594 6595 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6596 int i = 0; 6597 for (PackageParser.Package p : overlayArray) { 6598 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6599 } 6600 return true; 6601 } 6602 6603 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6604 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6605 try { 6606 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6607 } finally { 6608 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6609 } 6610 } 6611 6612 private void scanDirLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6613 final File[] files = dir.listFiles(); 6614 if (ArrayUtils.isEmpty(files)) { 6615 Log.d(TAG, "No files in app dir " + dir); 6616 return; 6617 } 6618 6619 if (DEBUG_PACKAGE_SCANNING) { 6620 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6621 + " flags=0x" + Integer.toHexString(parseFlags)); 6622 } 6623 6624 for (File file : files) { 6625 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6626 && !PackageInstallerService.isStageName(file.getName()); 6627 if (!isPackage) { 6628 // Ignore entries which are not packages 6629 continue; 6630 } 6631 try { 6632 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6633 scanFlags, currentTime, null); 6634 } catch (PackageManagerException e) { 6635 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6636 6637 // Delete invalid userdata apps 6638 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6639 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6640 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6641 removeCodePathLI(file); 6642 } 6643 } 6644 } 6645 } 6646 6647 private static File getSettingsProblemFile() { 6648 File dataDir = Environment.getDataDirectory(); 6649 File systemDir = new File(dataDir, "system"); 6650 File fname = new File(systemDir, "uiderrors.txt"); 6651 return fname; 6652 } 6653 6654 static void reportSettingsProblem(int priority, String msg) { 6655 logCriticalInfo(priority, msg); 6656 } 6657 6658 static void logCriticalInfo(int priority, String msg) { 6659 Slog.println(priority, TAG, msg); 6660 EventLogTags.writePmCriticalInfo(msg); 6661 try { 6662 File fname = getSettingsProblemFile(); 6663 FileOutputStream out = new FileOutputStream(fname, true); 6664 PrintWriter pw = new FastPrintWriter(out); 6665 SimpleDateFormat formatter = new SimpleDateFormat(); 6666 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6667 pw.println(dateString + ": " + msg); 6668 pw.close(); 6669 FileUtils.setPermissions( 6670 fname.toString(), 6671 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6672 -1, -1); 6673 } catch (java.io.IOException e) { 6674 } 6675 } 6676 6677 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 6678 if (srcFile.isDirectory()) { 6679 final File baseFile = new File(pkg.baseCodePath); 6680 long maxModifiedTime = baseFile.lastModified(); 6681 if (pkg.splitCodePaths != null) { 6682 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 6683 final File splitFile = new File(pkg.splitCodePaths[i]); 6684 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 6685 } 6686 } 6687 return maxModifiedTime; 6688 } 6689 return srcFile.lastModified(); 6690 } 6691 6692 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 6693 final int policyFlags) throws PackageManagerException { 6694 // When upgrading from pre-N MR1, verify the package time stamp using the package 6695 // directory and not the APK file. 6696 final long lastModifiedTime = mIsPreNMR1Upgrade 6697 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 6698 if (ps != null 6699 && ps.codePath.equals(srcFile) 6700 && ps.timeStamp == lastModifiedTime 6701 && !isCompatSignatureUpdateNeeded(pkg) 6702 && !isRecoverSignatureUpdateNeeded(pkg)) { 6703 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6704 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6705 ArraySet<PublicKey> signingKs; 6706 synchronized (mPackages) { 6707 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6708 } 6709 if (ps.signatures.mSignatures != null 6710 && ps.signatures.mSignatures.length != 0 6711 && signingKs != null) { 6712 // Optimization: reuse the existing cached certificates 6713 // if the package appears to be unchanged. 6714 pkg.mSignatures = ps.signatures.mSignatures; 6715 pkg.mSigningKeys = signingKs; 6716 return; 6717 } 6718 6719 Slog.w(TAG, "PackageSetting for " + ps.name 6720 + " is missing signatures. Collecting certs again to recover them."); 6721 } else { 6722 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 6723 } 6724 6725 try { 6726 PackageParser.collectCertificates(pkg, policyFlags); 6727 } catch (PackageParserException e) { 6728 throw PackageManagerException.from(e); 6729 } 6730 } 6731 6732 /** 6733 * Traces a package scan. 6734 * @see #scanPackageLI(File, int, int, long, UserHandle) 6735 */ 6736 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 6737 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6738 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6739 try { 6740 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6741 } finally { 6742 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6743 } 6744 } 6745 6746 /** 6747 * Scans a package and returns the newly parsed package. 6748 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6749 */ 6750 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6751 long currentTime, UserHandle user) throws PackageManagerException { 6752 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6753 PackageParser pp = new PackageParser(); 6754 pp.setSeparateProcesses(mSeparateProcesses); 6755 pp.setOnlyCoreApps(mOnlyCore); 6756 pp.setDisplayMetrics(mMetrics); 6757 6758 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6759 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6760 } 6761 6762 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 6763 final PackageParser.Package pkg; 6764 try { 6765 pkg = pp.parsePackage(scanFile, parseFlags); 6766 } catch (PackageParserException e) { 6767 throw PackageManagerException.from(e); 6768 } finally { 6769 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6770 } 6771 6772 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6773 } 6774 6775 /** 6776 * Scans a package and returns the newly parsed package. 6777 * @throws PackageManagerException on a parse error. 6778 */ 6779 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 6780 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 6781 throws PackageManagerException { 6782 // If the package has children and this is the first dive in the function 6783 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 6784 // packages (parent and children) would be successfully scanned before the 6785 // actual scan since scanning mutates internal state and we want to atomically 6786 // install the package and its children. 6787 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 6788 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 6789 scanFlags |= SCAN_CHECK_ONLY; 6790 } 6791 } else { 6792 scanFlags &= ~SCAN_CHECK_ONLY; 6793 } 6794 6795 // Scan the parent 6796 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 6797 scanFlags, currentTime, user); 6798 6799 // Scan the children 6800 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 6801 for (int i = 0; i < childCount; i++) { 6802 PackageParser.Package childPackage = pkg.childPackages.get(i); 6803 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 6804 currentTime, user); 6805 } 6806 6807 6808 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 6809 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 6810 } 6811 6812 return scannedPkg; 6813 } 6814 6815 /** 6816 * Scans a package and returns the newly parsed package. 6817 * @throws PackageManagerException on a parse error. 6818 */ 6819 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 6820 int policyFlags, int scanFlags, long currentTime, UserHandle user) 6821 throws PackageManagerException { 6822 PackageSetting ps = null; 6823 PackageSetting updatedPkg; 6824 // reader 6825 synchronized (mPackages) { 6826 // Look to see if we already know about this package. 6827 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6828 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6829 // This package has been renamed to its original name. Let's 6830 // use that. 6831 ps = mSettings.peekPackageLPr(oldName); 6832 } 6833 // If there was no original package, see one for the real package name. 6834 if (ps == null) { 6835 ps = mSettings.peekPackageLPr(pkg.packageName); 6836 } 6837 // Check to see if this package could be hiding/updating a system 6838 // package. Must look for it either under the original or real 6839 // package name depending on our state. 6840 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6841 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6842 6843 // If this is a package we don't know about on the system partition, we 6844 // may need to remove disabled child packages on the system partition 6845 // or may need to not add child packages if the parent apk is updated 6846 // on the data partition and no longer defines this child package. 6847 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6848 // If this is a parent package for an updated system app and this system 6849 // app got an OTA update which no longer defines some of the child packages 6850 // we have to prune them from the disabled system packages. 6851 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 6852 if (disabledPs != null) { 6853 final int scannedChildCount = (pkg.childPackages != null) 6854 ? pkg.childPackages.size() : 0; 6855 final int disabledChildCount = disabledPs.childPackageNames != null 6856 ? disabledPs.childPackageNames.size() : 0; 6857 for (int i = 0; i < disabledChildCount; i++) { 6858 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 6859 boolean disabledPackageAvailable = false; 6860 for (int j = 0; j < scannedChildCount; j++) { 6861 PackageParser.Package childPkg = pkg.childPackages.get(j); 6862 if (childPkg.packageName.equals(disabledChildPackageName)) { 6863 disabledPackageAvailable = true; 6864 break; 6865 } 6866 } 6867 if (!disabledPackageAvailable) { 6868 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 6869 } 6870 } 6871 } 6872 } 6873 } 6874 6875 boolean updatedPkgBetter = false; 6876 // First check if this is a system package that may involve an update 6877 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6878 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6879 // it needs to drop FLAG_PRIVILEGED. 6880 if (locationIsPrivileged(scanFile)) { 6881 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6882 } else { 6883 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6884 } 6885 6886 if (ps != null && !ps.codePath.equals(scanFile)) { 6887 // The path has changed from what was last scanned... check the 6888 // version of the new path against what we have stored to determine 6889 // what to do. 6890 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6891 if (pkg.mVersionCode <= ps.versionCode) { 6892 // The system package has been updated and the code path does not match 6893 // Ignore entry. Skip it. 6894 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6895 + " ignored: updated version " + ps.versionCode 6896 + " better than this " + pkg.mVersionCode); 6897 if (!updatedPkg.codePath.equals(scanFile)) { 6898 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6899 + ps.name + " changing from " + updatedPkg.codePathString 6900 + " to " + scanFile); 6901 updatedPkg.codePath = scanFile; 6902 updatedPkg.codePathString = scanFile.toString(); 6903 updatedPkg.resourcePath = scanFile; 6904 updatedPkg.resourcePathString = scanFile.toString(); 6905 } 6906 updatedPkg.pkg = pkg; 6907 updatedPkg.versionCode = pkg.mVersionCode; 6908 6909 // Update the disabled system child packages to point to the package too. 6910 final int childCount = updatedPkg.childPackageNames != null 6911 ? updatedPkg.childPackageNames.size() : 0; 6912 for (int i = 0; i < childCount; i++) { 6913 String childPackageName = updatedPkg.childPackageNames.get(i); 6914 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 6915 childPackageName); 6916 if (updatedChildPkg != null) { 6917 updatedChildPkg.pkg = pkg; 6918 updatedChildPkg.versionCode = pkg.mVersionCode; 6919 } 6920 } 6921 6922 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 6923 + scanFile + " ignored: updated version " + ps.versionCode 6924 + " better than this " + pkg.mVersionCode); 6925 } else { 6926 // The current app on the system partition is better than 6927 // what we have updated to on the data partition; switch 6928 // back to the system partition version. 6929 // At this point, its safely assumed that package installation for 6930 // apps in system partition will go through. If not there won't be a working 6931 // version of the app 6932 // writer 6933 synchronized (mPackages) { 6934 // Just remove the loaded entries from package lists. 6935 mPackages.remove(ps.name); 6936 } 6937 6938 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6939 + " reverting from " + ps.codePathString 6940 + ": new version " + pkg.mVersionCode 6941 + " better than installed " + ps.versionCode); 6942 6943 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6944 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6945 synchronized (mInstallLock) { 6946 args.cleanUpResourcesLI(); 6947 } 6948 synchronized (mPackages) { 6949 mSettings.enableSystemPackageLPw(ps.name); 6950 } 6951 updatedPkgBetter = true; 6952 } 6953 } 6954 } 6955 6956 if (updatedPkg != null) { 6957 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6958 // initially 6959 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 6960 6961 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6962 // flag set initially 6963 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6964 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6965 } 6966 } 6967 6968 // Verify certificates against what was last scanned 6969 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 6970 6971 /* 6972 * A new system app appeared, but we already had a non-system one of the 6973 * same name installed earlier. 6974 */ 6975 boolean shouldHideSystemApp = false; 6976 if (updatedPkg == null && ps != null 6977 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6978 /* 6979 * Check to make sure the signatures match first. If they don't, 6980 * wipe the installed application and its data. 6981 */ 6982 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6983 != PackageManager.SIGNATURE_MATCH) { 6984 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6985 + " signatures don't match existing userdata copy; removing"); 6986 try (PackageFreezer freezer = freezePackage(pkg.packageName, 6987 "scanPackageInternalLI")) { 6988 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 6989 } 6990 ps = null; 6991 } else { 6992 /* 6993 * If the newly-added system app is an older version than the 6994 * already installed version, hide it. It will be scanned later 6995 * and re-added like an update. 6996 */ 6997 if (pkg.mVersionCode <= ps.versionCode) { 6998 shouldHideSystemApp = true; 6999 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7000 + " but new version " + pkg.mVersionCode + " better than installed " 7001 + ps.versionCode + "; hiding system"); 7002 } else { 7003 /* 7004 * The newly found system app is a newer version that the 7005 * one previously installed. Simply remove the 7006 * already-installed application and replace it with our own 7007 * while keeping the application data. 7008 */ 7009 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7010 + " reverting from " + ps.codePathString + ": new version " 7011 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7012 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7013 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7014 synchronized (mInstallLock) { 7015 args.cleanUpResourcesLI(); 7016 } 7017 } 7018 } 7019 } 7020 7021 // The apk is forward locked (not public) if its code and resources 7022 // are kept in different files. (except for app in either system or 7023 // vendor path). 7024 // TODO grab this value from PackageSettings 7025 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7026 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7027 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7028 } 7029 } 7030 7031 // TODO: extend to support forward-locked splits 7032 String resourcePath = null; 7033 String baseResourcePath = null; 7034 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7035 if (ps != null && ps.resourcePathString != null) { 7036 resourcePath = ps.resourcePathString; 7037 baseResourcePath = ps.resourcePathString; 7038 } else { 7039 // Should not happen at all. Just log an error. 7040 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7041 } 7042 } else { 7043 resourcePath = pkg.codePath; 7044 baseResourcePath = pkg.baseCodePath; 7045 } 7046 7047 // Set application objects path explicitly. 7048 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7049 pkg.setApplicationInfoCodePath(pkg.codePath); 7050 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7051 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7052 pkg.setApplicationInfoResourcePath(resourcePath); 7053 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7054 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7055 7056 // Note that we invoke the following method only if we are about to unpack an application 7057 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7058 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7059 7060 /* 7061 * If the system app should be overridden by a previously installed 7062 * data, hide the system app now and let the /data/app scan pick it up 7063 * again. 7064 */ 7065 if (shouldHideSystemApp) { 7066 synchronized (mPackages) { 7067 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7068 } 7069 } 7070 7071 return scannedPkg; 7072 } 7073 7074 private static String fixProcessName(String defProcessName, 7075 String processName, int uid) { 7076 if (processName == null) { 7077 return defProcessName; 7078 } 7079 return processName; 7080 } 7081 7082 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7083 throws PackageManagerException { 7084 if (pkgSetting.signatures.mSignatures != null) { 7085 // Already existing package. Make sure signatures match 7086 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7087 == PackageManager.SIGNATURE_MATCH; 7088 if (!match) { 7089 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7090 == PackageManager.SIGNATURE_MATCH; 7091 } 7092 if (!match) { 7093 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7094 == PackageManager.SIGNATURE_MATCH; 7095 } 7096 if (!match) { 7097 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7098 + pkg.packageName + " signatures do not match the " 7099 + "previously installed version; ignoring!"); 7100 } 7101 } 7102 7103 // Check for shared user signatures 7104 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7105 // Already existing package. Make sure signatures match 7106 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7107 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7108 if (!match) { 7109 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7110 == PackageManager.SIGNATURE_MATCH; 7111 } 7112 if (!match) { 7113 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7114 == PackageManager.SIGNATURE_MATCH; 7115 } 7116 if (!match) { 7117 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7118 "Package " + pkg.packageName 7119 + " has no signatures that match those in shared user " 7120 + pkgSetting.sharedUser.name + "; ignoring!"); 7121 } 7122 } 7123 } 7124 7125 /** 7126 * Enforces that only the system UID or root's UID can call a method exposed 7127 * via Binder. 7128 * 7129 * @param message used as message if SecurityException is thrown 7130 * @throws SecurityException if the caller is not system or root 7131 */ 7132 private static final void enforceSystemOrRoot(String message) { 7133 final int uid = Binder.getCallingUid(); 7134 if (uid != Process.SYSTEM_UID && uid != 0) { 7135 throw new SecurityException(message); 7136 } 7137 } 7138 7139 @Override 7140 public void performFstrimIfNeeded() { 7141 enforceSystemOrRoot("Only the system can request fstrim"); 7142 7143 // Before everything else, see whether we need to fstrim. 7144 try { 7145 IMountService ms = PackageHelper.getMountService(); 7146 if (ms != null) { 7147 boolean doTrim = false; 7148 final long interval = android.provider.Settings.Global.getLong( 7149 mContext.getContentResolver(), 7150 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7151 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7152 if (interval > 0) { 7153 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 7154 if (timeSinceLast > interval) { 7155 doTrim = true; 7156 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7157 + "; running immediately"); 7158 } 7159 } 7160 if (doTrim) { 7161 final boolean dexOptDialogShown; 7162 synchronized (mPackages) { 7163 dexOptDialogShown = mDexOptDialogShown; 7164 } 7165 if (!isFirstBoot() && dexOptDialogShown) { 7166 try { 7167 ActivityManagerNative.getDefault().showBootMessage( 7168 mContext.getResources().getString( 7169 R.string.android_upgrading_fstrim), true); 7170 } catch (RemoteException e) { 7171 } 7172 } 7173 ms.runMaintenance(); 7174 } 7175 } else { 7176 Slog.e(TAG, "Mount service unavailable!"); 7177 } 7178 } catch (RemoteException e) { 7179 // Can't happen; MountService is local 7180 } 7181 } 7182 7183 @Override 7184 public void updatePackagesIfNeeded() { 7185 enforceSystemOrRoot("Only the system can request package update"); 7186 7187 // We need to re-extract after an OTA. 7188 boolean causeUpgrade = isUpgrade(); 7189 7190 // First boot or factory reset. 7191 // Note: we also handle devices that are upgrading to N right now as if it is their 7192 // first boot, as they do not have profile data. 7193 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 7194 7195 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 7196 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 7197 7198 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 7199 return; 7200 } 7201 7202 List<PackageParser.Package> pkgs; 7203 synchronized (mPackages) { 7204 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 7205 } 7206 7207 final long startTime = System.nanoTime(); 7208 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 7209 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 7210 7211 final int elapsedTimeSeconds = 7212 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 7213 7214 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 7215 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 7216 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 7217 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 7218 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 7219 } 7220 7221 /** 7222 * Performs dexopt on the set of packages in {@code packages} and returns an int array 7223 * containing statistics about the invocation. The array consists of three elements, 7224 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 7225 * and {@code numberOfPackagesFailed}. 7226 */ 7227 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 7228 String compilerFilter) { 7229 7230 int numberOfPackagesVisited = 0; 7231 int numberOfPackagesOptimized = 0; 7232 int numberOfPackagesSkipped = 0; 7233 int numberOfPackagesFailed = 0; 7234 final int numberOfPackagesToDexopt = pkgs.size(); 7235 7236 for (PackageParser.Package pkg : pkgs) { 7237 numberOfPackagesVisited++; 7238 7239 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 7240 if (DEBUG_DEXOPT) { 7241 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 7242 } 7243 numberOfPackagesSkipped++; 7244 continue; 7245 } 7246 7247 if (DEBUG_DEXOPT) { 7248 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 7249 numberOfPackagesToDexopt + ": " + pkg.packageName); 7250 } 7251 7252 if (showDialog) { 7253 try { 7254 ActivityManagerNative.getDefault().showBootMessage( 7255 mContext.getResources().getString(R.string.android_upgrading_apk, 7256 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 7257 } catch (RemoteException e) { 7258 } 7259 synchronized (mPackages) { 7260 mDexOptDialogShown = true; 7261 } 7262 } 7263 7264 // If the OTA updates a system app which was previously preopted to a non-preopted state 7265 // the app might end up being verified at runtime. That's because by default the apps 7266 // are verify-profile but for preopted apps there's no profile. 7267 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 7268 // that before the OTA the app was preopted) the app gets compiled with a non-profile 7269 // filter (by default interpret-only). 7270 // Note that at this stage unused apps are already filtered. 7271 if (isSystemApp(pkg) && 7272 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 7273 !Environment.getReferenceProfile(pkg.packageName).exists()) { 7274 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 7275 } 7276 7277 // checkProfiles is false to avoid merging profiles during boot which 7278 // might interfere with background compilation (b/28612421). 7279 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 7280 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 7281 // trade-off worth doing to save boot time work. 7282 int dexOptStatus = performDexOptTraced(pkg.packageName, 7283 false /* checkProfiles */, 7284 compilerFilter, 7285 false /* force */); 7286 switch (dexOptStatus) { 7287 case PackageDexOptimizer.DEX_OPT_PERFORMED: 7288 numberOfPackagesOptimized++; 7289 break; 7290 case PackageDexOptimizer.DEX_OPT_SKIPPED: 7291 numberOfPackagesSkipped++; 7292 break; 7293 case PackageDexOptimizer.DEX_OPT_FAILED: 7294 numberOfPackagesFailed++; 7295 break; 7296 default: 7297 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 7298 break; 7299 } 7300 } 7301 7302 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 7303 numberOfPackagesFailed }; 7304 } 7305 7306 @Override 7307 public void notifyPackageUse(String packageName, int reason) { 7308 synchronized (mPackages) { 7309 PackageParser.Package p = mPackages.get(packageName); 7310 if (p == null) { 7311 return; 7312 } 7313 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 7314 } 7315 } 7316 7317 // TODO: this is not used nor needed. Delete it. 7318 @Override 7319 public boolean performDexOptIfNeeded(String packageName) { 7320 int dexOptStatus = performDexOptTraced(packageName, 7321 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 7322 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7323 } 7324 7325 @Override 7326 public boolean performDexOpt(String packageName, 7327 boolean checkProfiles, int compileReason, boolean force) { 7328 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7329 getCompilerFilterForReason(compileReason), force); 7330 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7331 } 7332 7333 @Override 7334 public boolean performDexOptMode(String packageName, 7335 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7336 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7337 targetCompilerFilter, force); 7338 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7339 } 7340 7341 private int performDexOptTraced(String packageName, 7342 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7343 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7344 try { 7345 return performDexOptInternal(packageName, checkProfiles, 7346 targetCompilerFilter, force); 7347 } finally { 7348 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7349 } 7350 } 7351 7352 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 7353 // if the package can now be considered up to date for the given filter. 7354 private int performDexOptInternal(String packageName, 7355 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7356 PackageParser.Package p; 7357 synchronized (mPackages) { 7358 p = mPackages.get(packageName); 7359 if (p == null) { 7360 // Package could not be found. Report failure. 7361 return PackageDexOptimizer.DEX_OPT_FAILED; 7362 } 7363 mPackageUsage.maybeWriteAsync(mPackages); 7364 mCompilerStats.maybeWriteAsync(); 7365 } 7366 long callingId = Binder.clearCallingIdentity(); 7367 try { 7368 synchronized (mInstallLock) { 7369 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 7370 targetCompilerFilter, force); 7371 } 7372 } finally { 7373 Binder.restoreCallingIdentity(callingId); 7374 } 7375 } 7376 7377 public ArraySet<String> getOptimizablePackages() { 7378 ArraySet<String> pkgs = new ArraySet<String>(); 7379 synchronized (mPackages) { 7380 for (PackageParser.Package p : mPackages.values()) { 7381 if (PackageDexOptimizer.canOptimizePackage(p)) { 7382 pkgs.add(p.packageName); 7383 } 7384 } 7385 } 7386 return pkgs; 7387 } 7388 7389 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 7390 boolean checkProfiles, String targetCompilerFilter, 7391 boolean force) { 7392 // Select the dex optimizer based on the force parameter. 7393 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 7394 // allocate an object here. 7395 PackageDexOptimizer pdo = force 7396 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 7397 : mPackageDexOptimizer; 7398 7399 // Optimize all dependencies first. Note: we ignore the return value and march on 7400 // on errors. 7401 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 7402 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 7403 if (!deps.isEmpty()) { 7404 for (PackageParser.Package depPackage : deps) { 7405 // TODO: Analyze and investigate if we (should) profile libraries. 7406 // Currently this will do a full compilation of the library by default. 7407 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 7408 false /* checkProfiles */, 7409 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 7410 getOrCreateCompilerPackageStats(depPackage)); 7411 } 7412 } 7413 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 7414 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 7415 } 7416 7417 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 7418 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 7419 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 7420 Set<String> collectedNames = new HashSet<>(); 7421 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 7422 7423 retValue.remove(p); 7424 7425 return retValue; 7426 } else { 7427 return Collections.emptyList(); 7428 } 7429 } 7430 7431 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 7432 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7433 if (!collectedNames.contains(p.packageName)) { 7434 collectedNames.add(p.packageName); 7435 collected.add(p); 7436 7437 if (p.usesLibraries != null) { 7438 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 7439 } 7440 if (p.usesOptionalLibraries != null) { 7441 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 7442 collectedNames); 7443 } 7444 } 7445 } 7446 7447 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 7448 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7449 for (String libName : libs) { 7450 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 7451 if (libPkg != null) { 7452 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 7453 } 7454 } 7455 } 7456 7457 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 7458 synchronized (mPackages) { 7459 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 7460 if (lib != null && lib.apk != null) { 7461 return mPackages.get(lib.apk); 7462 } 7463 } 7464 return null; 7465 } 7466 7467 public void shutdown() { 7468 mPackageUsage.writeNow(mPackages); 7469 mCompilerStats.writeNow(); 7470 } 7471 7472 @Override 7473 public void dumpProfiles(String packageName) { 7474 PackageParser.Package pkg; 7475 synchronized (mPackages) { 7476 pkg = mPackages.get(packageName); 7477 if (pkg == null) { 7478 throw new IllegalArgumentException("Unknown package: " + packageName); 7479 } 7480 } 7481 /* Only the shell, root, or the app user should be able to dump profiles. */ 7482 int callingUid = Binder.getCallingUid(); 7483 if (callingUid != Process.SHELL_UID && 7484 callingUid != Process.ROOT_UID && 7485 callingUid != pkg.applicationInfo.uid) { 7486 throw new SecurityException("dumpProfiles"); 7487 } 7488 7489 synchronized (mInstallLock) { 7490 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 7491 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7492 try { 7493 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 7494 String gid = Integer.toString(sharedGid); 7495 String codePaths = TextUtils.join(";", allCodePaths); 7496 mInstaller.dumpProfiles(gid, packageName, codePaths); 7497 } catch (InstallerException e) { 7498 Slog.w(TAG, "Failed to dump profiles", e); 7499 } 7500 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7501 } 7502 } 7503 7504 @Override 7505 public void forceDexOpt(String packageName) { 7506 enforceSystemOrRoot("forceDexOpt"); 7507 7508 PackageParser.Package pkg; 7509 synchronized (mPackages) { 7510 pkg = mPackages.get(packageName); 7511 if (pkg == null) { 7512 throw new IllegalArgumentException("Unknown package: " + packageName); 7513 } 7514 } 7515 7516 synchronized (mInstallLock) { 7517 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7518 7519 // Whoever is calling forceDexOpt wants a fully compiled package. 7520 // Don't use profiles since that may cause compilation to be skipped. 7521 final int res = performDexOptInternalWithDependenciesLI(pkg, 7522 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 7523 true /* force */); 7524 7525 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7526 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 7527 throw new IllegalStateException("Failed to dexopt: " + res); 7528 } 7529 } 7530 } 7531 7532 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 7533 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 7534 Slog.w(TAG, "Unable to update from " + oldPkg.name 7535 + " to " + newPkg.packageName 7536 + ": old package not in system partition"); 7537 return false; 7538 } else if (mPackages.get(oldPkg.name) != null) { 7539 Slog.w(TAG, "Unable to update from " + oldPkg.name 7540 + " to " + newPkg.packageName 7541 + ": old package still exists"); 7542 return false; 7543 } 7544 return true; 7545 } 7546 7547 void removeCodePathLI(File codePath) { 7548 if (codePath.isDirectory()) { 7549 try { 7550 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7551 } catch (InstallerException e) { 7552 Slog.w(TAG, "Failed to remove code path", e); 7553 } 7554 } else { 7555 codePath.delete(); 7556 } 7557 } 7558 7559 private int[] resolveUserIds(int userId) { 7560 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 7561 } 7562 7563 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7564 if (pkg == null) { 7565 Slog.wtf(TAG, "Package was null!", new Throwable()); 7566 return; 7567 } 7568 clearAppDataLeafLIF(pkg, userId, flags); 7569 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7570 for (int i = 0; i < childCount; i++) { 7571 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7572 } 7573 } 7574 7575 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7576 final PackageSetting ps; 7577 synchronized (mPackages) { 7578 ps = mSettings.mPackages.get(pkg.packageName); 7579 } 7580 for (int realUserId : resolveUserIds(userId)) { 7581 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7582 try { 7583 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7584 ceDataInode); 7585 } catch (InstallerException e) { 7586 Slog.w(TAG, String.valueOf(e)); 7587 } 7588 } 7589 } 7590 7591 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7592 if (pkg == null) { 7593 Slog.wtf(TAG, "Package was null!", new Throwable()); 7594 return; 7595 } 7596 destroyAppDataLeafLIF(pkg, userId, flags); 7597 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7598 for (int i = 0; i < childCount; i++) { 7599 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7600 } 7601 } 7602 7603 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7604 final PackageSetting ps; 7605 synchronized (mPackages) { 7606 ps = mSettings.mPackages.get(pkg.packageName); 7607 } 7608 for (int realUserId : resolveUserIds(userId)) { 7609 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7610 try { 7611 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7612 ceDataInode); 7613 } catch (InstallerException e) { 7614 Slog.w(TAG, String.valueOf(e)); 7615 } 7616 } 7617 } 7618 7619 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 7620 if (pkg == null) { 7621 Slog.wtf(TAG, "Package was null!", new Throwable()); 7622 return; 7623 } 7624 destroyAppProfilesLeafLIF(pkg); 7625 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 7626 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7627 for (int i = 0; i < childCount; i++) { 7628 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 7629 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 7630 true /* removeBaseMarker */); 7631 } 7632 } 7633 7634 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 7635 boolean removeBaseMarker) { 7636 if (pkg.isForwardLocked()) { 7637 return; 7638 } 7639 7640 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 7641 try { 7642 path = PackageManagerServiceUtils.realpath(new File(path)); 7643 } catch (IOException e) { 7644 // TODO: Should we return early here ? 7645 Slog.w(TAG, "Failed to get canonical path", e); 7646 continue; 7647 } 7648 7649 final String useMarker = path.replace('/', '@'); 7650 for (int realUserId : resolveUserIds(userId)) { 7651 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 7652 if (removeBaseMarker) { 7653 File foreignUseMark = new File(profileDir, useMarker); 7654 if (foreignUseMark.exists()) { 7655 if (!foreignUseMark.delete()) { 7656 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7657 + pkg.packageName); 7658 } 7659 } 7660 } 7661 7662 File[] markers = profileDir.listFiles(); 7663 if (markers != null) { 7664 final String searchString = "@" + pkg.packageName + "@"; 7665 // We also delete all markers that contain the package name we're 7666 // uninstalling. These are associated with secondary dex-files belonging 7667 // to the package. Reconstructing the path of these dex files is messy 7668 // in general. 7669 for (File marker : markers) { 7670 if (marker.getName().indexOf(searchString) > 0) { 7671 if (!marker.delete()) { 7672 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7673 + pkg.packageName); 7674 } 7675 } 7676 } 7677 } 7678 } 7679 } 7680 } 7681 7682 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 7683 try { 7684 mInstaller.destroyAppProfiles(pkg.packageName); 7685 } catch (InstallerException e) { 7686 Slog.w(TAG, String.valueOf(e)); 7687 } 7688 } 7689 7690 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 7691 if (pkg == null) { 7692 Slog.wtf(TAG, "Package was null!", new Throwable()); 7693 return; 7694 } 7695 clearAppProfilesLeafLIF(pkg); 7696 // We don't remove the base foreign use marker when clearing profiles because 7697 // we will rename it when the app is updated. Unlike the actual profile contents, 7698 // the foreign use marker is good across installs. 7699 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 7700 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7701 for (int i = 0; i < childCount; i++) { 7702 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 7703 } 7704 } 7705 7706 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 7707 try { 7708 mInstaller.clearAppProfiles(pkg.packageName); 7709 } catch (InstallerException e) { 7710 Slog.w(TAG, String.valueOf(e)); 7711 } 7712 } 7713 7714 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 7715 long lastUpdateTime) { 7716 // Set parent install/update time 7717 PackageSetting ps = (PackageSetting) pkg.mExtras; 7718 if (ps != null) { 7719 ps.firstInstallTime = firstInstallTime; 7720 ps.lastUpdateTime = lastUpdateTime; 7721 } 7722 // Set children install/update time 7723 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7724 for (int i = 0; i < childCount; i++) { 7725 PackageParser.Package childPkg = pkg.childPackages.get(i); 7726 ps = (PackageSetting) childPkg.mExtras; 7727 if (ps != null) { 7728 ps.firstInstallTime = firstInstallTime; 7729 ps.lastUpdateTime = lastUpdateTime; 7730 } 7731 } 7732 } 7733 7734 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 7735 PackageParser.Package changingLib) { 7736 if (file.path != null) { 7737 usesLibraryFiles.add(file.path); 7738 return; 7739 } 7740 PackageParser.Package p = mPackages.get(file.apk); 7741 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 7742 // If we are doing this while in the middle of updating a library apk, 7743 // then we need to make sure to use that new apk for determining the 7744 // dependencies here. (We haven't yet finished committing the new apk 7745 // to the package manager state.) 7746 if (p == null || p.packageName.equals(changingLib.packageName)) { 7747 p = changingLib; 7748 } 7749 } 7750 if (p != null) { 7751 usesLibraryFiles.addAll(p.getAllCodePaths()); 7752 } 7753 } 7754 7755 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 7756 PackageParser.Package changingLib) throws PackageManagerException { 7757 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 7758 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 7759 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 7760 for (int i=0; i<N; i++) { 7761 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 7762 if (file == null) { 7763 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 7764 "Package " + pkg.packageName + " requires unavailable shared library " 7765 + pkg.usesLibraries.get(i) + "; failing!"); 7766 } 7767 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7768 } 7769 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 7770 for (int i=0; i<N; i++) { 7771 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 7772 if (file == null) { 7773 Slog.w(TAG, "Package " + pkg.packageName 7774 + " desires unavailable shared library " 7775 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 7776 } else { 7777 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7778 } 7779 } 7780 N = usesLibraryFiles.size(); 7781 if (N > 0) { 7782 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 7783 } else { 7784 pkg.usesLibraryFiles = null; 7785 } 7786 } 7787 } 7788 7789 private static boolean hasString(List<String> list, List<String> which) { 7790 if (list == null) { 7791 return false; 7792 } 7793 for (int i=list.size()-1; i>=0; i--) { 7794 for (int j=which.size()-1; j>=0; j--) { 7795 if (which.get(j).equals(list.get(i))) { 7796 return true; 7797 } 7798 } 7799 } 7800 return false; 7801 } 7802 7803 private void updateAllSharedLibrariesLPw() { 7804 for (PackageParser.Package pkg : mPackages.values()) { 7805 try { 7806 updateSharedLibrariesLPw(pkg, null); 7807 } catch (PackageManagerException e) { 7808 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7809 } 7810 } 7811 } 7812 7813 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 7814 PackageParser.Package changingPkg) { 7815 ArrayList<PackageParser.Package> res = null; 7816 for (PackageParser.Package pkg : mPackages.values()) { 7817 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 7818 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 7819 if (res == null) { 7820 res = new ArrayList<PackageParser.Package>(); 7821 } 7822 res.add(pkg); 7823 try { 7824 updateSharedLibrariesLPw(pkg, changingPkg); 7825 } catch (PackageManagerException e) { 7826 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7827 } 7828 } 7829 } 7830 return res; 7831 } 7832 7833 /** 7834 * Derive the value of the {@code cpuAbiOverride} based on the provided 7835 * value and an optional stored value from the package settings. 7836 */ 7837 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 7838 String cpuAbiOverride = null; 7839 7840 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 7841 cpuAbiOverride = null; 7842 } else if (abiOverride != null) { 7843 cpuAbiOverride = abiOverride; 7844 } else if (settings != null) { 7845 cpuAbiOverride = settings.cpuAbiOverrideString; 7846 } 7847 7848 return cpuAbiOverride; 7849 } 7850 7851 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 7852 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7853 throws PackageManagerException { 7854 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 7855 // If the package has children and this is the first dive in the function 7856 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 7857 // whether all packages (parent and children) would be successfully scanned 7858 // before the actual scan since scanning mutates internal state and we want 7859 // to atomically install the package and its children. 7860 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7861 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7862 scanFlags |= SCAN_CHECK_ONLY; 7863 } 7864 } else { 7865 scanFlags &= ~SCAN_CHECK_ONLY; 7866 } 7867 7868 final PackageParser.Package scannedPkg; 7869 try { 7870 // Scan the parent 7871 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 7872 // Scan the children 7873 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7874 for (int i = 0; i < childCount; i++) { 7875 PackageParser.Package childPkg = pkg.childPackages.get(i); 7876 scanPackageLI(childPkg, policyFlags, 7877 scanFlags, currentTime, user); 7878 } 7879 } finally { 7880 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7881 } 7882 7883 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7884 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 7885 } 7886 7887 return scannedPkg; 7888 } 7889 7890 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 7891 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7892 boolean success = false; 7893 try { 7894 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 7895 currentTime, user); 7896 success = true; 7897 return res; 7898 } finally { 7899 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 7900 // DELETE_DATA_ON_FAILURES is only used by frozen paths 7901 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 7902 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 7903 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 7904 } 7905 } 7906 } 7907 7908 /** 7909 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 7910 */ 7911 private static boolean apkHasCode(String fileName) { 7912 StrictJarFile jarFile = null; 7913 try { 7914 jarFile = new StrictJarFile(fileName, 7915 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 7916 return jarFile.findEntry("classes.dex") != null; 7917 } catch (IOException ignore) { 7918 } finally { 7919 try { 7920 if (jarFile != null) { 7921 jarFile.close(); 7922 } 7923 } catch (IOException ignore) {} 7924 } 7925 return false; 7926 } 7927 7928 /** 7929 * Enforces code policy for the package. This ensures that if an APK has 7930 * declared hasCode="true" in its manifest that the APK actually contains 7931 * code. 7932 * 7933 * @throws PackageManagerException If bytecode could not be found when it should exist 7934 */ 7935 private static void enforceCodePolicy(PackageParser.Package pkg) 7936 throws PackageManagerException { 7937 final boolean shouldHaveCode = 7938 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 7939 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 7940 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7941 "Package " + pkg.baseCodePath + " code is missing"); 7942 } 7943 7944 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 7945 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 7946 final boolean splitShouldHaveCode = 7947 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 7948 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 7949 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7950 "Package " + pkg.splitCodePaths[i] + " code is missing"); 7951 } 7952 } 7953 } 7954 } 7955 7956 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 7957 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 7958 throws PackageManagerException { 7959 final File scanFile = new File(pkg.codePath); 7960 if (pkg.applicationInfo.getCodePath() == null || 7961 pkg.applicationInfo.getResourcePath() == null) { 7962 // Bail out. The resource and code paths haven't been set. 7963 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7964 "Code and resource paths haven't been set correctly"); 7965 } 7966 7967 // Apply policy 7968 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 7969 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 7970 if (pkg.applicationInfo.isDirectBootAware()) { 7971 // we're direct boot aware; set for all components 7972 for (PackageParser.Service s : pkg.services) { 7973 s.info.encryptionAware = s.info.directBootAware = true; 7974 } 7975 for (PackageParser.Provider p : pkg.providers) { 7976 p.info.encryptionAware = p.info.directBootAware = true; 7977 } 7978 for (PackageParser.Activity a : pkg.activities) { 7979 a.info.encryptionAware = a.info.directBootAware = true; 7980 } 7981 for (PackageParser.Activity r : pkg.receivers) { 7982 r.info.encryptionAware = r.info.directBootAware = true; 7983 } 7984 } 7985 } else { 7986 // Only allow system apps to be flagged as core apps. 7987 pkg.coreApp = false; 7988 // clear flags not applicable to regular apps 7989 pkg.applicationInfo.privateFlags &= 7990 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 7991 pkg.applicationInfo.privateFlags &= 7992 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 7993 } 7994 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 7995 7996 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 7997 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7998 } 7999 8000 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 8001 enforceCodePolicy(pkg); 8002 } 8003 8004 if (mCustomResolverComponentName != null && 8005 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 8006 setUpCustomResolverActivity(pkg); 8007 } 8008 8009 if (pkg.packageName.equals("android")) { 8010 synchronized (mPackages) { 8011 if (mAndroidApplication != null) { 8012 Slog.w(TAG, "*************************************************"); 8013 Slog.w(TAG, "Core android package being redefined. Skipping."); 8014 Slog.w(TAG, " file=" + scanFile); 8015 Slog.w(TAG, "*************************************************"); 8016 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8017 "Core android package being redefined. Skipping."); 8018 } 8019 8020 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8021 // Set up information for our fall-back user intent resolution activity. 8022 mPlatformPackage = pkg; 8023 pkg.mVersionCode = mSdkVersion; 8024 mAndroidApplication = pkg.applicationInfo; 8025 8026 if (!mResolverReplaced) { 8027 mResolveActivity.applicationInfo = mAndroidApplication; 8028 mResolveActivity.name = ResolverActivity.class.getName(); 8029 mResolveActivity.packageName = mAndroidApplication.packageName; 8030 mResolveActivity.processName = "system:ui"; 8031 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8032 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 8033 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 8034 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 8035 mResolveActivity.exported = true; 8036 mResolveActivity.enabled = true; 8037 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 8038 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 8039 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 8040 | ActivityInfo.CONFIG_SCREEN_LAYOUT 8041 | ActivityInfo.CONFIG_ORIENTATION 8042 | ActivityInfo.CONFIG_KEYBOARD 8043 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 8044 mResolveInfo.activityInfo = mResolveActivity; 8045 mResolveInfo.priority = 0; 8046 mResolveInfo.preferredOrder = 0; 8047 mResolveInfo.match = 0; 8048 mResolveComponentName = new ComponentName( 8049 mAndroidApplication.packageName, mResolveActivity.name); 8050 } 8051 } 8052 } 8053 } 8054 8055 if (DEBUG_PACKAGE_SCANNING) { 8056 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8057 Log.d(TAG, "Scanning package " + pkg.packageName); 8058 } 8059 8060 synchronized (mPackages) { 8061 if (mPackages.containsKey(pkg.packageName) 8062 || mSharedLibraries.containsKey(pkg.packageName)) { 8063 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8064 "Application package " + pkg.packageName 8065 + " already installed. Skipping duplicate."); 8066 } 8067 8068 // If we're only installing presumed-existing packages, require that the 8069 // scanned APK is both already known and at the path previously established 8070 // for it. Previously unknown packages we pick up normally, but if we have an 8071 // a priori expectation about this package's install presence, enforce it. 8072 // With a singular exception for new system packages. When an OTA contains 8073 // a new system package, we allow the codepath to change from a system location 8074 // to the user-installed location. If we don't allow this change, any newer, 8075 // user-installed version of the application will be ignored. 8076 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 8077 if (mExpectingBetter.containsKey(pkg.packageName)) { 8078 logCriticalInfo(Log.WARN, 8079 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 8080 } else { 8081 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 8082 if (known != null) { 8083 if (DEBUG_PACKAGE_SCANNING) { 8084 Log.d(TAG, "Examining " + pkg.codePath 8085 + " and requiring known paths " + known.codePathString 8086 + " & " + known.resourcePathString); 8087 } 8088 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 8089 || !pkg.applicationInfo.getResourcePath().equals( 8090 known.resourcePathString)) { 8091 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 8092 "Application package " + pkg.packageName 8093 + " found at " + pkg.applicationInfo.getCodePath() 8094 + " but expected at " + known.codePathString 8095 + "; ignoring."); 8096 } 8097 } 8098 } 8099 } 8100 } 8101 8102 // Initialize package source and resource directories 8103 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8104 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8105 8106 SharedUserSetting suid = null; 8107 PackageSetting pkgSetting = null; 8108 8109 if (!isSystemApp(pkg)) { 8110 // Only system apps can use these features. 8111 pkg.mOriginalPackages = null; 8112 pkg.mRealPackage = null; 8113 pkg.mAdoptPermissions = null; 8114 } 8115 8116 // Getting the package setting may have a side-effect, so if we 8117 // are only checking if scan would succeed, stash a copy of the 8118 // old setting to restore at the end. 8119 PackageSetting nonMutatedPs = null; 8120 8121 // writer 8122 synchronized (mPackages) { 8123 if (pkg.mSharedUserId != null) { 8124 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 8125 if (suid == null) { 8126 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 8127 "Creating application package " + pkg.packageName 8128 + " for shared user failed"); 8129 } 8130 if (DEBUG_PACKAGE_SCANNING) { 8131 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8132 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8133 + "): packages=" + suid.packages); 8134 } 8135 } 8136 8137 // Check if we are renaming from an original package name. 8138 PackageSetting origPackage = null; 8139 String realName = null; 8140 if (pkg.mOriginalPackages != null) { 8141 // This package may need to be renamed to a previously 8142 // installed name. Let's check on that... 8143 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 8144 if (pkg.mOriginalPackages.contains(renamed)) { 8145 // This package had originally been installed as the 8146 // original name, and we have already taken care of 8147 // transitioning to the new one. Just update the new 8148 // one to continue using the old name. 8149 realName = pkg.mRealPackage; 8150 if (!pkg.packageName.equals(renamed)) { 8151 // Callers into this function may have already taken 8152 // care of renaming the package; only do it here if 8153 // it is not already done. 8154 pkg.setPackageName(renamed); 8155 } 8156 8157 } else { 8158 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8159 if ((origPackage = mSettings.peekPackageLPr( 8160 pkg.mOriginalPackages.get(i))) != null) { 8161 // We do have the package already installed under its 8162 // original name... should we use it? 8163 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8164 // New package is not compatible with original. 8165 origPackage = null; 8166 continue; 8167 } else if (origPackage.sharedUser != null) { 8168 // Make sure uid is compatible between packages. 8169 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8170 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8171 + " to " + pkg.packageName + ": old uid " 8172 + origPackage.sharedUser.name 8173 + " differs from " + pkg.mSharedUserId); 8174 origPackage = null; 8175 continue; 8176 } 8177 // TODO: Add case when shared user id is added [b/28144775] 8178 } else { 8179 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 8180 + pkg.packageName + " to old name " + origPackage.name); 8181 } 8182 break; 8183 } 8184 } 8185 } 8186 } 8187 8188 if (mTransferedPackages.contains(pkg.packageName)) { 8189 Slog.w(TAG, "Package " + pkg.packageName 8190 + " was transferred to another, but its .apk remains"); 8191 } 8192 8193 // See comments in nonMutatedPs declaration 8194 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8195 PackageSetting foundPs = mSettings.peekPackageLPr(pkg.packageName); 8196 if (foundPs != null) { 8197 nonMutatedPs = new PackageSetting(foundPs); 8198 } 8199 } 8200 8201 // Just create the setting, don't add it yet. For already existing packages 8202 // the PkgSetting exists already and doesn't have to be created. 8203 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 8204 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 8205 pkg.applicationInfo.primaryCpuAbi, 8206 pkg.applicationInfo.secondaryCpuAbi, 8207 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 8208 user, false); 8209 if (pkgSetting == null) { 8210 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 8211 "Creating application package " + pkg.packageName + " failed"); 8212 } 8213 8214 if (pkgSetting.origPackage != null) { 8215 // If we are first transitioning from an original package, 8216 // fix up the new package's name now. We need to do this after 8217 // looking up the package under its new name, so getPackageLP 8218 // can take care of fiddling things correctly. 8219 pkg.setPackageName(origPackage.name); 8220 8221 // File a report about this. 8222 String msg = "New package " + pkgSetting.realName 8223 + " renamed to replace old package " + pkgSetting.name; 8224 reportSettingsProblem(Log.WARN, msg); 8225 8226 // Make a note of it. 8227 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8228 mTransferedPackages.add(origPackage.name); 8229 } 8230 8231 // No longer need to retain this. 8232 pkgSetting.origPackage = null; 8233 } 8234 8235 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 8236 // Make a note of it. 8237 mTransferedPackages.add(pkg.packageName); 8238 } 8239 8240 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 8241 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 8242 } 8243 8244 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8245 // Check all shared libraries and map to their actual file path. 8246 // We only do this here for apps not on a system dir, because those 8247 // are the only ones that can fail an install due to this. We 8248 // will take care of the system apps by updating all of their 8249 // library paths after the scan is done. 8250 updateSharedLibrariesLPw(pkg, null); 8251 } 8252 8253 if (mFoundPolicyFile) { 8254 SELinuxMMAC.assignSeinfoValue(pkg); 8255 } 8256 8257 pkg.applicationInfo.uid = pkgSetting.appId; 8258 pkg.mExtras = pkgSetting; 8259 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 8260 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 8261 // We just determined the app is signed correctly, so bring 8262 // over the latest parsed certs. 8263 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8264 } else { 8265 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8266 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8267 "Package " + pkg.packageName + " upgrade keys do not match the " 8268 + "previously installed version"); 8269 } else { 8270 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8271 String msg = "System package " + pkg.packageName 8272 + " signature changed; retaining data."; 8273 reportSettingsProblem(Log.WARN, msg); 8274 } 8275 } 8276 } else { 8277 try { 8278 verifySignaturesLP(pkgSetting, pkg); 8279 // We just determined the app is signed correctly, so bring 8280 // over the latest parsed certs. 8281 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8282 } catch (PackageManagerException e) { 8283 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8284 throw e; 8285 } 8286 // The signature has changed, but this package is in the system 8287 // image... let's recover! 8288 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8289 // However... if this package is part of a shared user, but it 8290 // doesn't match the signature of the shared user, let's fail. 8291 // What this means is that you can't change the signatures 8292 // associated with an overall shared user, which doesn't seem all 8293 // that unreasonable. 8294 if (pkgSetting.sharedUser != null) { 8295 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8296 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 8297 throw new PackageManagerException( 8298 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 8299 "Signature mismatch for shared user: " 8300 + pkgSetting.sharedUser); 8301 } 8302 } 8303 // File a report about this. 8304 String msg = "System package " + pkg.packageName 8305 + " signature changed; retaining data."; 8306 reportSettingsProblem(Log.WARN, msg); 8307 } 8308 } 8309 // Verify that this new package doesn't have any content providers 8310 // that conflict with existing packages. Only do this if the 8311 // package isn't already installed, since we don't want to break 8312 // things that are installed. 8313 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 8314 final int N = pkg.providers.size(); 8315 int i; 8316 for (i=0; i<N; i++) { 8317 PackageParser.Provider p = pkg.providers.get(i); 8318 if (p.info.authority != null) { 8319 String names[] = p.info.authority.split(";"); 8320 for (int j = 0; j < names.length; j++) { 8321 if (mProvidersByAuthority.containsKey(names[j])) { 8322 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8323 final String otherPackageName = 8324 ((other != null && other.getComponentName() != null) ? 8325 other.getComponentName().getPackageName() : "?"); 8326 throw new PackageManagerException( 8327 INSTALL_FAILED_CONFLICTING_PROVIDER, 8328 "Can't install because provider name " + names[j] 8329 + " (in package " + pkg.applicationInfo.packageName 8330 + ") is already used by " + otherPackageName); 8331 } 8332 } 8333 } 8334 } 8335 } 8336 8337 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 8338 // This package wants to adopt ownership of permissions from 8339 // another package. 8340 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 8341 final String origName = pkg.mAdoptPermissions.get(i); 8342 final PackageSetting orig = mSettings.peekPackageLPr(origName); 8343 if (orig != null) { 8344 if (verifyPackageUpdateLPr(orig, pkg)) { 8345 Slog.i(TAG, "Adopting permissions from " + origName + " to " 8346 + pkg.packageName); 8347 mSettings.transferPermissionsLPw(origName, pkg.packageName); 8348 } 8349 } 8350 } 8351 } 8352 } 8353 8354 final String pkgName = pkg.packageName; 8355 8356 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 8357 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 8358 pkg.applicationInfo.processName = fixProcessName( 8359 pkg.applicationInfo.packageName, 8360 pkg.applicationInfo.processName, 8361 pkg.applicationInfo.uid); 8362 8363 if (pkg != mPlatformPackage) { 8364 // Get all of our default paths setup 8365 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 8366 } 8367 8368 final String path = scanFile.getPath(); 8369 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 8370 8371 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 8372 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 8373 8374 // Some system apps still use directory structure for native libraries 8375 // in which case we might end up not detecting abi solely based on apk 8376 // structure. Try to detect abi based on directory structure. 8377 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 8378 pkg.applicationInfo.primaryCpuAbi == null) { 8379 setBundledAppAbisAndRoots(pkg, pkgSetting); 8380 setNativeLibraryPaths(pkg); 8381 } 8382 8383 } else { 8384 if ((scanFlags & SCAN_MOVE) != 0) { 8385 // We haven't run dex-opt for this move (since we've moved the compiled output too) 8386 // but we already have this packages package info in the PackageSetting. We just 8387 // use that and derive the native library path based on the new codepath. 8388 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 8389 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 8390 } 8391 8392 // Set native library paths again. For moves, the path will be updated based on the 8393 // ABIs we've determined above. For non-moves, the path will be updated based on the 8394 // ABIs we determined during compilation, but the path will depend on the final 8395 // package path (after the rename away from the stage path). 8396 setNativeLibraryPaths(pkg); 8397 } 8398 8399 // This is a special case for the "system" package, where the ABI is 8400 // dictated by the zygote configuration (and init.rc). We should keep track 8401 // of this ABI so that we can deal with "normal" applications that run under 8402 // the same UID correctly. 8403 if (mPlatformPackage == pkg) { 8404 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 8405 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 8406 } 8407 8408 // If there's a mismatch between the abi-override in the package setting 8409 // and the abiOverride specified for the install. Warn about this because we 8410 // would've already compiled the app without taking the package setting into 8411 // account. 8412 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 8413 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 8414 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 8415 " for package " + pkg.packageName); 8416 } 8417 } 8418 8419 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8420 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8421 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 8422 8423 // Copy the derived override back to the parsed package, so that we can 8424 // update the package settings accordingly. 8425 pkg.cpuAbiOverride = cpuAbiOverride; 8426 8427 if (DEBUG_ABI_SELECTION) { 8428 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 8429 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 8430 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 8431 } 8432 8433 // Push the derived path down into PackageSettings so we know what to 8434 // clean up at uninstall time. 8435 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 8436 8437 if (DEBUG_ABI_SELECTION) { 8438 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 8439 " primary=" + pkg.applicationInfo.primaryCpuAbi + 8440 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 8441 } 8442 8443 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 8444 // We don't do this here during boot because we can do it all 8445 // at once after scanning all existing packages. 8446 // 8447 // We also do this *before* we perform dexopt on this package, so that 8448 // we can avoid redundant dexopts, and also to make sure we've got the 8449 // code and package path correct. 8450 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 8451 pkg, true /* boot complete */); 8452 } 8453 8454 if (mFactoryTest && pkg.requestedPermissions.contains( 8455 android.Manifest.permission.FACTORY_TEST)) { 8456 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 8457 } 8458 8459 if (isSystemApp(pkg)) { 8460 pkgSetting.isOrphaned = true; 8461 } 8462 8463 ArrayList<PackageParser.Package> clientLibPkgs = null; 8464 8465 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8466 if (nonMutatedPs != null) { 8467 synchronized (mPackages) { 8468 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 8469 } 8470 } 8471 return pkg; 8472 } 8473 8474 // Only privileged apps and updated privileged apps can add child packages. 8475 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 8476 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 8477 throw new PackageManagerException("Only privileged apps and updated " 8478 + "privileged apps can add child packages. Ignoring package " 8479 + pkg.packageName); 8480 } 8481 final int childCount = pkg.childPackages.size(); 8482 for (int i = 0; i < childCount; i++) { 8483 PackageParser.Package childPkg = pkg.childPackages.get(i); 8484 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 8485 childPkg.packageName)) { 8486 throw new PackageManagerException("Cannot override a child package of " 8487 + "another disabled system app. Ignoring package " + pkg.packageName); 8488 } 8489 } 8490 } 8491 8492 // writer 8493 synchronized (mPackages) { 8494 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8495 // Only system apps can add new shared libraries. 8496 if (pkg.libraryNames != null) { 8497 for (int i=0; i<pkg.libraryNames.size(); i++) { 8498 String name = pkg.libraryNames.get(i); 8499 boolean allowed = false; 8500 if (pkg.isUpdatedSystemApp()) { 8501 // New library entries can only be added through the 8502 // system image. This is important to get rid of a lot 8503 // of nasty edge cases: for example if we allowed a non- 8504 // system update of the app to add a library, then uninstalling 8505 // the update would make the library go away, and assumptions 8506 // we made such as through app install filtering would now 8507 // have allowed apps on the device which aren't compatible 8508 // with it. Better to just have the restriction here, be 8509 // conservative, and create many fewer cases that can negatively 8510 // impact the user experience. 8511 final PackageSetting sysPs = mSettings 8512 .getDisabledSystemPkgLPr(pkg.packageName); 8513 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 8514 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 8515 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 8516 allowed = true; 8517 break; 8518 } 8519 } 8520 } 8521 } else { 8522 allowed = true; 8523 } 8524 if (allowed) { 8525 if (!mSharedLibraries.containsKey(name)) { 8526 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 8527 } else if (!name.equals(pkg.packageName)) { 8528 Slog.w(TAG, "Package " + pkg.packageName + " library " 8529 + name + " already exists; skipping"); 8530 } 8531 } else { 8532 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 8533 + name + " that is not declared on system image; skipping"); 8534 } 8535 } 8536 if ((scanFlags & SCAN_BOOTING) == 0) { 8537 // If we are not booting, we need to update any applications 8538 // that are clients of our shared library. If we are booting, 8539 // this will all be done once the scan is complete. 8540 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 8541 } 8542 } 8543 } 8544 } 8545 8546 if ((scanFlags & SCAN_BOOTING) != 0) { 8547 // No apps can run during boot scan, so they don't need to be frozen 8548 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 8549 // Caller asked to not kill app, so it's probably not frozen 8550 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 8551 // Caller asked us to ignore frozen check for some reason; they 8552 // probably didn't know the package name 8553 } else { 8554 // We're doing major surgery on this package, so it better be frozen 8555 // right now to keep it from launching 8556 checkPackageFrozen(pkgName); 8557 } 8558 8559 // Also need to kill any apps that are dependent on the library. 8560 if (clientLibPkgs != null) { 8561 for (int i=0; i<clientLibPkgs.size(); i++) { 8562 PackageParser.Package clientPkg = clientLibPkgs.get(i); 8563 killApplication(clientPkg.applicationInfo.packageName, 8564 clientPkg.applicationInfo.uid, "update lib"); 8565 } 8566 } 8567 8568 // Make sure we're not adding any bogus keyset info 8569 KeySetManagerService ksms = mSettings.mKeySetManagerService; 8570 ksms.assertScannedPackageValid(pkg); 8571 8572 // writer 8573 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 8574 8575 boolean createIdmapFailed = false; 8576 synchronized (mPackages) { 8577 // We don't expect installation to fail beyond this point 8578 8579 if (pkgSetting.pkg != null) { 8580 // Note that |user| might be null during the initial boot scan. If a codePath 8581 // for an app has changed during a boot scan, it's due to an app update that's 8582 // part of the system partition and marker changes must be applied to all users. 8583 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, 8584 (user != null) ? user : UserHandle.ALL); 8585 } 8586 8587 // Add the new setting to mSettings 8588 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 8589 // Add the new setting to mPackages 8590 mPackages.put(pkg.applicationInfo.packageName, pkg); 8591 // Make sure we don't accidentally delete its data. 8592 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 8593 while (iter.hasNext()) { 8594 PackageCleanItem item = iter.next(); 8595 if (pkgName.equals(item.packageName)) { 8596 iter.remove(); 8597 } 8598 } 8599 8600 // Take care of first install / last update times. 8601 if (currentTime != 0) { 8602 if (pkgSetting.firstInstallTime == 0) { 8603 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 8604 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 8605 pkgSetting.lastUpdateTime = currentTime; 8606 } 8607 } else if (pkgSetting.firstInstallTime == 0) { 8608 // We need *something*. Take time time stamp of the file. 8609 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 8610 } else if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 8611 if (scanFileTime != pkgSetting.timeStamp) { 8612 // A package on the system image has changed; consider this 8613 // to be an update. 8614 pkgSetting.lastUpdateTime = scanFileTime; 8615 } 8616 } 8617 8618 // Add the package's KeySets to the global KeySetManagerService 8619 ksms.addScannedPackageLPw(pkg); 8620 8621 int N = pkg.providers.size(); 8622 StringBuilder r = null; 8623 int i; 8624 for (i=0; i<N; i++) { 8625 PackageParser.Provider p = pkg.providers.get(i); 8626 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 8627 p.info.processName, pkg.applicationInfo.uid); 8628 mProviders.addProvider(p); 8629 p.syncable = p.info.isSyncable; 8630 if (p.info.authority != null) { 8631 String names[] = p.info.authority.split(";"); 8632 p.info.authority = null; 8633 for (int j = 0; j < names.length; j++) { 8634 if (j == 1 && p.syncable) { 8635 // We only want the first authority for a provider to possibly be 8636 // syncable, so if we already added this provider using a different 8637 // authority clear the syncable flag. We copy the provider before 8638 // changing it because the mProviders object contains a reference 8639 // to a provider that we don't want to change. 8640 // Only do this for the second authority since the resulting provider 8641 // object can be the same for all future authorities for this provider. 8642 p = new PackageParser.Provider(p); 8643 p.syncable = false; 8644 } 8645 if (!mProvidersByAuthority.containsKey(names[j])) { 8646 mProvidersByAuthority.put(names[j], p); 8647 if (p.info.authority == null) { 8648 p.info.authority = names[j]; 8649 } else { 8650 p.info.authority = p.info.authority + ";" + names[j]; 8651 } 8652 if (DEBUG_PACKAGE_SCANNING) { 8653 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8654 Log.d(TAG, "Registered content provider: " + names[j] 8655 + ", className = " + p.info.name + ", isSyncable = " 8656 + p.info.isSyncable); 8657 } 8658 } else { 8659 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8660 Slog.w(TAG, "Skipping provider name " + names[j] + 8661 " (in package " + pkg.applicationInfo.packageName + 8662 "): name already used by " 8663 + ((other != null && other.getComponentName() != null) 8664 ? other.getComponentName().getPackageName() : "?")); 8665 } 8666 } 8667 } 8668 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8669 if (r == null) { 8670 r = new StringBuilder(256); 8671 } else { 8672 r.append(' '); 8673 } 8674 r.append(p.info.name); 8675 } 8676 } 8677 if (r != null) { 8678 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 8679 } 8680 8681 N = pkg.services.size(); 8682 r = null; 8683 for (i=0; i<N; i++) { 8684 PackageParser.Service s = pkg.services.get(i); 8685 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 8686 s.info.processName, pkg.applicationInfo.uid); 8687 mServices.addService(s); 8688 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8689 if (r == null) { 8690 r = new StringBuilder(256); 8691 } else { 8692 r.append(' '); 8693 } 8694 r.append(s.info.name); 8695 } 8696 } 8697 if (r != null) { 8698 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 8699 } 8700 8701 N = pkg.receivers.size(); 8702 r = null; 8703 for (i=0; i<N; i++) { 8704 PackageParser.Activity a = pkg.receivers.get(i); 8705 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8706 a.info.processName, pkg.applicationInfo.uid); 8707 mReceivers.addActivity(a, "receiver"); 8708 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8709 if (r == null) { 8710 r = new StringBuilder(256); 8711 } else { 8712 r.append(' '); 8713 } 8714 r.append(a.info.name); 8715 } 8716 } 8717 if (r != null) { 8718 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 8719 } 8720 8721 N = pkg.activities.size(); 8722 r = null; 8723 for (i=0; i<N; i++) { 8724 PackageParser.Activity a = pkg.activities.get(i); 8725 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8726 a.info.processName, pkg.applicationInfo.uid); 8727 mActivities.addActivity(a, "activity"); 8728 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8729 if (r == null) { 8730 r = new StringBuilder(256); 8731 } else { 8732 r.append(' '); 8733 } 8734 r.append(a.info.name); 8735 } 8736 } 8737 if (r != null) { 8738 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 8739 } 8740 8741 N = pkg.permissionGroups.size(); 8742 r = null; 8743 for (i=0; i<N; i++) { 8744 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 8745 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 8746 final String curPackageName = cur == null ? null : cur.info.packageName; 8747 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 8748 if (cur == null || isPackageUpdate) { 8749 mPermissionGroups.put(pg.info.name, pg); 8750 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8751 if (r == null) { 8752 r = new StringBuilder(256); 8753 } else { 8754 r.append(' '); 8755 } 8756 if (isPackageUpdate) { 8757 r.append("UPD:"); 8758 } 8759 r.append(pg.info.name); 8760 } 8761 } else { 8762 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 8763 + pg.info.packageName + " ignored: original from " 8764 + cur.info.packageName); 8765 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8766 if (r == null) { 8767 r = new StringBuilder(256); 8768 } else { 8769 r.append(' '); 8770 } 8771 r.append("DUP:"); 8772 r.append(pg.info.name); 8773 } 8774 } 8775 } 8776 if (r != null) { 8777 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 8778 } 8779 8780 N = pkg.permissions.size(); 8781 r = null; 8782 for (i=0; i<N; i++) { 8783 PackageParser.Permission p = pkg.permissions.get(i); 8784 8785 // Assume by default that we did not install this permission into the system. 8786 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 8787 8788 // Now that permission groups have a special meaning, we ignore permission 8789 // groups for legacy apps to prevent unexpected behavior. In particular, 8790 // permissions for one app being granted to someone just becase they happen 8791 // to be in a group defined by another app (before this had no implications). 8792 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 8793 p.group = mPermissionGroups.get(p.info.group); 8794 // Warn for a permission in an unknown group. 8795 if (p.info.group != null && p.group == null) { 8796 Slog.w(TAG, "Permission " + p.info.name + " from package " 8797 + p.info.packageName + " in an unknown group " + p.info.group); 8798 } 8799 } 8800 8801 ArrayMap<String, BasePermission> permissionMap = 8802 p.tree ? mSettings.mPermissionTrees 8803 : mSettings.mPermissions; 8804 BasePermission bp = permissionMap.get(p.info.name); 8805 8806 // Allow system apps to redefine non-system permissions 8807 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 8808 final boolean currentOwnerIsSystem = (bp.perm != null 8809 && isSystemApp(bp.perm.owner)); 8810 if (isSystemApp(p.owner)) { 8811 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 8812 // It's a built-in permission and no owner, take ownership now 8813 bp.packageSetting = pkgSetting; 8814 bp.perm = p; 8815 bp.uid = pkg.applicationInfo.uid; 8816 bp.sourcePackage = p.info.packageName; 8817 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8818 } else if (!currentOwnerIsSystem) { 8819 String msg = "New decl " + p.owner + " of permission " 8820 + p.info.name + " is system; overriding " + bp.sourcePackage; 8821 reportSettingsProblem(Log.WARN, msg); 8822 bp = null; 8823 } 8824 } 8825 } 8826 8827 if (bp == null) { 8828 bp = new BasePermission(p.info.name, p.info.packageName, 8829 BasePermission.TYPE_NORMAL); 8830 permissionMap.put(p.info.name, bp); 8831 } 8832 8833 if (bp.perm == null) { 8834 if (bp.sourcePackage == null 8835 || bp.sourcePackage.equals(p.info.packageName)) { 8836 BasePermission tree = findPermissionTreeLP(p.info.name); 8837 if (tree == null 8838 || tree.sourcePackage.equals(p.info.packageName)) { 8839 bp.packageSetting = pkgSetting; 8840 bp.perm = p; 8841 bp.uid = pkg.applicationInfo.uid; 8842 bp.sourcePackage = p.info.packageName; 8843 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8844 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8845 if (r == null) { 8846 r = new StringBuilder(256); 8847 } else { 8848 r.append(' '); 8849 } 8850 r.append(p.info.name); 8851 } 8852 } else { 8853 Slog.w(TAG, "Permission " + p.info.name + " from package " 8854 + p.info.packageName + " ignored: base tree " 8855 + tree.name + " is from package " 8856 + tree.sourcePackage); 8857 } 8858 } else { 8859 Slog.w(TAG, "Permission " + p.info.name + " from package " 8860 + p.info.packageName + " ignored: original from " 8861 + bp.sourcePackage); 8862 } 8863 } else if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8864 if (r == null) { 8865 r = new StringBuilder(256); 8866 } else { 8867 r.append(' '); 8868 } 8869 r.append("DUP:"); 8870 r.append(p.info.name); 8871 } 8872 if (bp.perm == p) { 8873 bp.protectionLevel = p.info.protectionLevel; 8874 } 8875 } 8876 8877 if (r != null) { 8878 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 8879 } 8880 8881 N = pkg.instrumentation.size(); 8882 r = null; 8883 for (i=0; i<N; i++) { 8884 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8885 a.info.packageName = pkg.applicationInfo.packageName; 8886 a.info.sourceDir = pkg.applicationInfo.sourceDir; 8887 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 8888 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 8889 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 8890 a.info.dataDir = pkg.applicationInfo.dataDir; 8891 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 8892 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 8893 8894 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 8895 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 8896 mInstrumentation.put(a.getComponentName(), a); 8897 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8898 if (r == null) { 8899 r = new StringBuilder(256); 8900 } else { 8901 r.append(' '); 8902 } 8903 r.append(a.info.name); 8904 } 8905 } 8906 if (r != null) { 8907 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 8908 } 8909 8910 if (pkg.protectedBroadcasts != null) { 8911 N = pkg.protectedBroadcasts.size(); 8912 for (i=0; i<N; i++) { 8913 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 8914 } 8915 } 8916 8917 pkgSetting.setTimeStamp(scanFileTime); 8918 8919 // Create idmap files for pairs of (packages, overlay packages). 8920 // Note: "android", ie framework-res.apk, is handled by native layers. 8921 if (pkg.mOverlayTarget != null) { 8922 // This is an overlay package. 8923 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 8924 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 8925 mOverlays.put(pkg.mOverlayTarget, 8926 new ArrayMap<String, PackageParser.Package>()); 8927 } 8928 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 8929 map.put(pkg.packageName, pkg); 8930 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 8931 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 8932 createIdmapFailed = true; 8933 } 8934 } 8935 } else if (mOverlays.containsKey(pkg.packageName) && 8936 !pkg.packageName.equals("android")) { 8937 // This is a regular package, with one or more known overlay packages. 8938 createIdmapsForPackageLI(pkg); 8939 } 8940 } 8941 8942 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8943 8944 if (createIdmapFailed) { 8945 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8946 "scanPackageLI failed to createIdmap"); 8947 } 8948 return pkg; 8949 } 8950 8951 private void maybeRenameForeignDexMarkers(PackageParser.Package existing, 8952 PackageParser.Package update, UserHandle user) { 8953 if (existing.applicationInfo == null || update.applicationInfo == null) { 8954 // This isn't due to an app installation. 8955 return; 8956 } 8957 8958 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 8959 final File newCodePath = new File(update.applicationInfo.getCodePath()); 8960 8961 // The codePath hasn't changed, so there's nothing for us to do. 8962 if (Objects.equals(oldCodePath, newCodePath)) { 8963 return; 8964 } 8965 8966 File canonicalNewCodePath; 8967 try { 8968 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 8969 } catch (IOException e) { 8970 Slog.w(TAG, "Failed to get canonical path.", e); 8971 return; 8972 } 8973 8974 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 8975 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 8976 // that the last component of the path (i.e, the name) doesn't need canonicalization 8977 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 8978 // but may change in the future. Hopefully this function won't exist at that point. 8979 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 8980 oldCodePath.getName()); 8981 8982 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 8983 // with "@". 8984 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 8985 if (!oldMarkerPrefix.endsWith("@")) { 8986 oldMarkerPrefix += "@"; 8987 } 8988 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 8989 if (!newMarkerPrefix.endsWith("@")) { 8990 newMarkerPrefix += "@"; 8991 } 8992 8993 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 8994 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 8995 for (String updatedPath : updatedPaths) { 8996 String updatedPathName = new File(updatedPath).getName(); 8997 markerSuffixes.add(updatedPathName.replace('/', '@')); 8998 } 8999 9000 for (int userId : resolveUserIds(user.getIdentifier())) { 9001 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 9002 9003 for (String markerSuffix : markerSuffixes) { 9004 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 9005 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 9006 if (oldForeignUseMark.exists()) { 9007 try { 9008 Os.rename(oldForeignUseMark.getAbsolutePath(), 9009 newForeignUseMark.getAbsolutePath()); 9010 } catch (ErrnoException e) { 9011 Slog.w(TAG, "Failed to rename foreign use marker", e); 9012 oldForeignUseMark.delete(); 9013 } 9014 } 9015 } 9016 } 9017 } 9018 9019 /** 9020 * Derive the ABI of a non-system package located at {@code scanFile}. This information 9021 * is derived purely on the basis of the contents of {@code scanFile} and 9022 * {@code cpuAbiOverride}. 9023 * 9024 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 9025 */ 9026 private void derivePackageAbi(PackageParser.Package pkg, File scanFile, 9027 String cpuAbiOverride, boolean extractLibs) 9028 throws PackageManagerException { 9029 // TODO: We can probably be smarter about this stuff. For installed apps, 9030 // we can calculate this information at install time once and for all. For 9031 // system apps, we can probably assume that this information doesn't change 9032 // after the first boot scan. As things stand, we do lots of unnecessary work. 9033 9034 // Give ourselves some initial paths; we'll come back for another 9035 // pass once we've determined ABI below. 9036 setNativeLibraryPaths(pkg); 9037 9038 // We would never need to extract libs for forward-locked and external packages, 9039 // since the container service will do it for us. We shouldn't attempt to 9040 // extract libs from system app when it was not updated. 9041 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 9042 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 9043 extractLibs = false; 9044 } 9045 9046 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 9047 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 9048 9049 NativeLibraryHelper.Handle handle = null; 9050 try { 9051 handle = NativeLibraryHelper.Handle.create(pkg); 9052 // TODO(multiArch): This can be null for apps that didn't go through the 9053 // usual installation process. We can calculate it again, like we 9054 // do during install time. 9055 // 9056 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 9057 // unnecessary. 9058 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 9059 9060 // Null out the abis so that they can be recalculated. 9061 pkg.applicationInfo.primaryCpuAbi = null; 9062 pkg.applicationInfo.secondaryCpuAbi = null; 9063 if (isMultiArch(pkg.applicationInfo)) { 9064 // Warn if we've set an abiOverride for multi-lib packages.. 9065 // By definition, we need to copy both 32 and 64 bit libraries for 9066 // such packages. 9067 if (pkg.cpuAbiOverride != null 9068 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 9069 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 9070 } 9071 9072 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 9073 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 9074 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 9075 if (extractLibs) { 9076 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9077 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 9078 useIsaSpecificSubdirs); 9079 } else { 9080 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 9081 } 9082 } 9083 9084 maybeThrowExceptionForMultiArchCopy( 9085 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 9086 9087 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 9088 if (extractLibs) { 9089 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9090 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 9091 useIsaSpecificSubdirs); 9092 } else { 9093 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 9094 } 9095 } 9096 9097 maybeThrowExceptionForMultiArchCopy( 9098 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 9099 9100 if (abi64 >= 0) { 9101 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 9102 } 9103 9104 if (abi32 >= 0) { 9105 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 9106 if (abi64 >= 0) { 9107 if (pkg.use32bitAbi) { 9108 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 9109 pkg.applicationInfo.primaryCpuAbi = abi; 9110 } else { 9111 pkg.applicationInfo.secondaryCpuAbi = abi; 9112 } 9113 } else { 9114 pkg.applicationInfo.primaryCpuAbi = abi; 9115 } 9116 } 9117 9118 } else { 9119 String[] abiList = (cpuAbiOverride != null) ? 9120 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 9121 9122 // Enable gross and lame hacks for apps that are built with old 9123 // SDK tools. We must scan their APKs for renderscript bitcode and 9124 // not launch them if it's present. Don't bother checking on devices 9125 // that don't have 64 bit support. 9126 boolean needsRenderScriptOverride = false; 9127 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 9128 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9129 abiList = Build.SUPPORTED_32_BIT_ABIS; 9130 needsRenderScriptOverride = true; 9131 } 9132 9133 final int copyRet; 9134 if (extractLibs) { 9135 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9136 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 9137 } else { 9138 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 9139 } 9140 9141 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9142 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 9143 "Error unpackaging native libs for app, errorCode=" + copyRet); 9144 } 9145 9146 if (copyRet >= 0) { 9147 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 9148 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 9149 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 9150 } else if (needsRenderScriptOverride) { 9151 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 9152 } 9153 } 9154 } catch (IOException ioe) { 9155 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 9156 } finally { 9157 IoUtils.closeQuietly(handle); 9158 } 9159 9160 // Now that we've calculated the ABIs and determined if it's an internal app, 9161 // we will go ahead and populate the nativeLibraryPath. 9162 setNativeLibraryPaths(pkg); 9163 } 9164 9165 /** 9166 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 9167 * i.e, so that all packages can be run inside a single process if required. 9168 * 9169 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 9170 * this function will either try and make the ABI for all packages in {@code packagesForUser} 9171 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 9172 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 9173 * updating a package that belongs to a shared user. 9174 * 9175 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 9176 * adds unnecessary complexity. 9177 */ 9178 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 9179 PackageParser.Package scannedPackage, boolean bootComplete) { 9180 String requiredInstructionSet = null; 9181 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 9182 requiredInstructionSet = VMRuntime.getInstructionSet( 9183 scannedPackage.applicationInfo.primaryCpuAbi); 9184 } 9185 9186 PackageSetting requirer = null; 9187 for (PackageSetting ps : packagesForUser) { 9188 // If packagesForUser contains scannedPackage, we skip it. This will happen 9189 // when scannedPackage is an update of an existing package. Without this check, 9190 // we will never be able to change the ABI of any package belonging to a shared 9191 // user, even if it's compatible with other packages. 9192 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9193 if (ps.primaryCpuAbiString == null) { 9194 continue; 9195 } 9196 9197 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 9198 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 9199 // We have a mismatch between instruction sets (say arm vs arm64) warn about 9200 // this but there's not much we can do. 9201 String errorMessage = "Instruction set mismatch, " 9202 + ((requirer == null) ? "[caller]" : requirer) 9203 + " requires " + requiredInstructionSet + " whereas " + ps 9204 + " requires " + instructionSet; 9205 Slog.w(TAG, errorMessage); 9206 } 9207 9208 if (requiredInstructionSet == null) { 9209 requiredInstructionSet = instructionSet; 9210 requirer = ps; 9211 } 9212 } 9213 } 9214 9215 if (requiredInstructionSet != null) { 9216 String adjustedAbi; 9217 if (requirer != null) { 9218 // requirer != null implies that either scannedPackage was null or that scannedPackage 9219 // did not require an ABI, in which case we have to adjust scannedPackage to match 9220 // the ABI of the set (which is the same as requirer's ABI) 9221 adjustedAbi = requirer.primaryCpuAbiString; 9222 if (scannedPackage != null) { 9223 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 9224 } 9225 } else { 9226 // requirer == null implies that we're updating all ABIs in the set to 9227 // match scannedPackage. 9228 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 9229 } 9230 9231 for (PackageSetting ps : packagesForUser) { 9232 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9233 if (ps.primaryCpuAbiString != null) { 9234 continue; 9235 } 9236 9237 ps.primaryCpuAbiString = adjustedAbi; 9238 if (ps.pkg != null && ps.pkg.applicationInfo != null && 9239 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 9240 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 9241 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 9242 + " (requirer=" 9243 + (requirer == null ? "null" : requirer.pkg.packageName) 9244 + ", scannedPackage=" 9245 + (scannedPackage != null ? scannedPackage.packageName : "null") 9246 + ")"); 9247 try { 9248 mInstaller.rmdex(ps.codePathString, 9249 getDexCodeInstructionSet(getPreferredInstructionSet())); 9250 } catch (InstallerException ignored) { 9251 } 9252 } 9253 } 9254 } 9255 } 9256 } 9257 9258 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 9259 synchronized (mPackages) { 9260 mResolverReplaced = true; 9261 // Set up information for custom user intent resolution activity. 9262 mResolveActivity.applicationInfo = pkg.applicationInfo; 9263 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 9264 mResolveActivity.packageName = pkg.applicationInfo.packageName; 9265 mResolveActivity.processName = pkg.applicationInfo.packageName; 9266 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9267 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 9268 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9269 mResolveActivity.theme = 0; 9270 mResolveActivity.exported = true; 9271 mResolveActivity.enabled = true; 9272 mResolveInfo.activityInfo = mResolveActivity; 9273 mResolveInfo.priority = 0; 9274 mResolveInfo.preferredOrder = 0; 9275 mResolveInfo.match = 0; 9276 mResolveComponentName = mCustomResolverComponentName; 9277 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 9278 mResolveComponentName); 9279 } 9280 } 9281 9282 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 9283 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 9284 9285 // Set up information for ephemeral installer activity 9286 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 9287 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 9288 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 9289 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 9290 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9291 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 9292 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9293 mEphemeralInstallerActivity.theme = 0; 9294 mEphemeralInstallerActivity.exported = true; 9295 mEphemeralInstallerActivity.enabled = true; 9296 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 9297 mEphemeralInstallerInfo.priority = 0; 9298 mEphemeralInstallerInfo.preferredOrder = 1; 9299 mEphemeralInstallerInfo.isDefault = true; 9300 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 9301 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 9302 9303 if (DEBUG_EPHEMERAL) { 9304 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 9305 } 9306 } 9307 9308 private static String calculateBundledApkRoot(final String codePathString) { 9309 final File codePath = new File(codePathString); 9310 final File codeRoot; 9311 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 9312 codeRoot = Environment.getRootDirectory(); 9313 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 9314 codeRoot = Environment.getOemDirectory(); 9315 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 9316 codeRoot = Environment.getVendorDirectory(); 9317 } else { 9318 // Unrecognized code path; take its top real segment as the apk root: 9319 // e.g. /something/app/blah.apk => /something 9320 try { 9321 File f = codePath.getCanonicalFile(); 9322 File parent = f.getParentFile(); // non-null because codePath is a file 9323 File tmp; 9324 while ((tmp = parent.getParentFile()) != null) { 9325 f = parent; 9326 parent = tmp; 9327 } 9328 codeRoot = f; 9329 Slog.w(TAG, "Unrecognized code path " 9330 + codePath + " - using " + codeRoot); 9331 } catch (IOException e) { 9332 // Can't canonicalize the code path -- shenanigans? 9333 Slog.w(TAG, "Can't canonicalize code path " + codePath); 9334 return Environment.getRootDirectory().getPath(); 9335 } 9336 } 9337 return codeRoot.getPath(); 9338 } 9339 9340 /** 9341 * Derive and set the location of native libraries for the given package, 9342 * which varies depending on where and how the package was installed. 9343 */ 9344 private void setNativeLibraryPaths(PackageParser.Package pkg) { 9345 final ApplicationInfo info = pkg.applicationInfo; 9346 final String codePath = pkg.codePath; 9347 final File codeFile = new File(codePath); 9348 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 9349 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 9350 9351 info.nativeLibraryRootDir = null; 9352 info.nativeLibraryRootRequiresIsa = false; 9353 info.nativeLibraryDir = null; 9354 info.secondaryNativeLibraryDir = null; 9355 9356 if (isApkFile(codeFile)) { 9357 // Monolithic install 9358 if (bundledApp) { 9359 // If "/system/lib64/apkname" exists, assume that is the per-package 9360 // native library directory to use; otherwise use "/system/lib/apkname". 9361 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 9362 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 9363 getPrimaryInstructionSet(info)); 9364 9365 // This is a bundled system app so choose the path based on the ABI. 9366 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 9367 // is just the default path. 9368 final String apkName = deriveCodePathName(codePath); 9369 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 9370 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 9371 apkName).getAbsolutePath(); 9372 9373 if (info.secondaryCpuAbi != null) { 9374 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 9375 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 9376 secondaryLibDir, apkName).getAbsolutePath(); 9377 } 9378 } else if (asecApp) { 9379 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 9380 .getAbsolutePath(); 9381 } else { 9382 final String apkName = deriveCodePathName(codePath); 9383 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 9384 .getAbsolutePath(); 9385 } 9386 9387 info.nativeLibraryRootRequiresIsa = false; 9388 info.nativeLibraryDir = info.nativeLibraryRootDir; 9389 } else { 9390 // Cluster install 9391 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 9392 info.nativeLibraryRootRequiresIsa = true; 9393 9394 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 9395 getPrimaryInstructionSet(info)).getAbsolutePath(); 9396 9397 if (info.secondaryCpuAbi != null) { 9398 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 9399 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 9400 } 9401 } 9402 } 9403 9404 /** 9405 * Calculate the abis and roots for a bundled app. These can uniquely 9406 * be determined from the contents of the system partition, i.e whether 9407 * it contains 64 or 32 bit shared libraries etc. We do not validate any 9408 * of this information, and instead assume that the system was built 9409 * sensibly. 9410 */ 9411 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 9412 PackageSetting pkgSetting) { 9413 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 9414 9415 // If "/system/lib64/apkname" exists, assume that is the per-package 9416 // native library directory to use; otherwise use "/system/lib/apkname". 9417 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 9418 setBundledAppAbi(pkg, apkRoot, apkName); 9419 // pkgSetting might be null during rescan following uninstall of updates 9420 // to a bundled app, so accommodate that possibility. The settings in 9421 // that case will be established later from the parsed package. 9422 // 9423 // If the settings aren't null, sync them up with what we've just derived. 9424 // note that apkRoot isn't stored in the package settings. 9425 if (pkgSetting != null) { 9426 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9427 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9428 } 9429 } 9430 9431 /** 9432 * Deduces the ABI of a bundled app and sets the relevant fields on the 9433 * parsed pkg object. 9434 * 9435 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 9436 * under which system libraries are installed. 9437 * @param apkName the name of the installed package. 9438 */ 9439 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 9440 final File codeFile = new File(pkg.codePath); 9441 9442 final boolean has64BitLibs; 9443 final boolean has32BitLibs; 9444 if (isApkFile(codeFile)) { 9445 // Monolithic install 9446 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 9447 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 9448 } else { 9449 // Cluster install 9450 final File rootDir = new File(codeFile, LIB_DIR_NAME); 9451 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 9452 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 9453 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 9454 has64BitLibs = (new File(rootDir, isa)).exists(); 9455 } else { 9456 has64BitLibs = false; 9457 } 9458 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 9459 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 9460 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 9461 has32BitLibs = (new File(rootDir, isa)).exists(); 9462 } else { 9463 has32BitLibs = false; 9464 } 9465 } 9466 9467 if (has64BitLibs && !has32BitLibs) { 9468 // The package has 64 bit libs, but not 32 bit libs. Its primary 9469 // ABI should be 64 bit. We can safely assume here that the bundled 9470 // native libraries correspond to the most preferred ABI in the list. 9471 9472 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9473 pkg.applicationInfo.secondaryCpuAbi = null; 9474 } else if (has32BitLibs && !has64BitLibs) { 9475 // The package has 32 bit libs but not 64 bit libs. Its primary 9476 // ABI should be 32 bit. 9477 9478 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9479 pkg.applicationInfo.secondaryCpuAbi = null; 9480 } else if (has32BitLibs && has64BitLibs) { 9481 // The application has both 64 and 32 bit bundled libraries. We check 9482 // here that the app declares multiArch support, and warn if it doesn't. 9483 // 9484 // We will be lenient here and record both ABIs. The primary will be the 9485 // ABI that's higher on the list, i.e, a device that's configured to prefer 9486 // 64 bit apps will see a 64 bit primary ABI, 9487 9488 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 9489 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 9490 } 9491 9492 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 9493 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9494 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9495 } else { 9496 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9497 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9498 } 9499 } else { 9500 pkg.applicationInfo.primaryCpuAbi = null; 9501 pkg.applicationInfo.secondaryCpuAbi = null; 9502 } 9503 } 9504 9505 private void killApplication(String pkgName, int appId, String reason) { 9506 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 9507 } 9508 9509 private void killApplication(String pkgName, int appId, int userId, String reason) { 9510 // Request the ActivityManager to kill the process(only for existing packages) 9511 // so that we do not end up in a confused state while the user is still using the older 9512 // version of the application while the new one gets installed. 9513 final long token = Binder.clearCallingIdentity(); 9514 try { 9515 IActivityManager am = ActivityManagerNative.getDefault(); 9516 if (am != null) { 9517 try { 9518 am.killApplication(pkgName, appId, userId, reason); 9519 } catch (RemoteException e) { 9520 } 9521 } 9522 } finally { 9523 Binder.restoreCallingIdentity(token); 9524 } 9525 } 9526 9527 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 9528 // Remove the parent package setting 9529 PackageSetting ps = (PackageSetting) pkg.mExtras; 9530 if (ps != null) { 9531 removePackageLI(ps, chatty); 9532 } 9533 // Remove the child package setting 9534 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9535 for (int i = 0; i < childCount; i++) { 9536 PackageParser.Package childPkg = pkg.childPackages.get(i); 9537 ps = (PackageSetting) childPkg.mExtras; 9538 if (ps != null) { 9539 removePackageLI(ps, chatty); 9540 } 9541 } 9542 } 9543 9544 void removePackageLI(PackageSetting ps, boolean chatty) { 9545 if (DEBUG_INSTALL) { 9546 if (chatty) 9547 Log.d(TAG, "Removing package " + ps.name); 9548 } 9549 9550 // writer 9551 synchronized (mPackages) { 9552 mPackages.remove(ps.name); 9553 final PackageParser.Package pkg = ps.pkg; 9554 if (pkg != null) { 9555 cleanPackageDataStructuresLILPw(pkg, chatty); 9556 } 9557 } 9558 } 9559 9560 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 9561 if (DEBUG_INSTALL) { 9562 if (chatty) 9563 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 9564 } 9565 9566 // writer 9567 synchronized (mPackages) { 9568 // Remove the parent package 9569 mPackages.remove(pkg.applicationInfo.packageName); 9570 cleanPackageDataStructuresLILPw(pkg, chatty); 9571 9572 // Remove the child packages 9573 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9574 for (int i = 0; i < childCount; i++) { 9575 PackageParser.Package childPkg = pkg.childPackages.get(i); 9576 mPackages.remove(childPkg.applicationInfo.packageName); 9577 cleanPackageDataStructuresLILPw(childPkg, chatty); 9578 } 9579 } 9580 } 9581 9582 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 9583 int N = pkg.providers.size(); 9584 StringBuilder r = null; 9585 int i; 9586 for (i=0; i<N; i++) { 9587 PackageParser.Provider p = pkg.providers.get(i); 9588 mProviders.removeProvider(p); 9589 if (p.info.authority == null) { 9590 9591 /* There was another ContentProvider with this authority when 9592 * this app was installed so this authority is null, 9593 * Ignore it as we don't have to unregister the provider. 9594 */ 9595 continue; 9596 } 9597 String names[] = p.info.authority.split(";"); 9598 for (int j = 0; j < names.length; j++) { 9599 if (mProvidersByAuthority.get(names[j]) == p) { 9600 mProvidersByAuthority.remove(names[j]); 9601 if (DEBUG_REMOVE) { 9602 if (chatty) 9603 Log.d(TAG, "Unregistered content provider: " + names[j] 9604 + ", className = " + p.info.name + ", isSyncable = " 9605 + p.info.isSyncable); 9606 } 9607 } 9608 } 9609 if (DEBUG_REMOVE && chatty) { 9610 if (r == null) { 9611 r = new StringBuilder(256); 9612 } else { 9613 r.append(' '); 9614 } 9615 r.append(p.info.name); 9616 } 9617 } 9618 if (r != null) { 9619 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 9620 } 9621 9622 N = pkg.services.size(); 9623 r = null; 9624 for (i=0; i<N; i++) { 9625 PackageParser.Service s = pkg.services.get(i); 9626 mServices.removeService(s); 9627 if (chatty) { 9628 if (r == null) { 9629 r = new StringBuilder(256); 9630 } else { 9631 r.append(' '); 9632 } 9633 r.append(s.info.name); 9634 } 9635 } 9636 if (r != null) { 9637 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 9638 } 9639 9640 N = pkg.receivers.size(); 9641 r = null; 9642 for (i=0; i<N; i++) { 9643 PackageParser.Activity a = pkg.receivers.get(i); 9644 mReceivers.removeActivity(a, "receiver"); 9645 if (DEBUG_REMOVE && chatty) { 9646 if (r == null) { 9647 r = new StringBuilder(256); 9648 } else { 9649 r.append(' '); 9650 } 9651 r.append(a.info.name); 9652 } 9653 } 9654 if (r != null) { 9655 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 9656 } 9657 9658 N = pkg.activities.size(); 9659 r = null; 9660 for (i=0; i<N; i++) { 9661 PackageParser.Activity a = pkg.activities.get(i); 9662 mActivities.removeActivity(a, "activity"); 9663 if (DEBUG_REMOVE && chatty) { 9664 if (r == null) { 9665 r = new StringBuilder(256); 9666 } else { 9667 r.append(' '); 9668 } 9669 r.append(a.info.name); 9670 } 9671 } 9672 if (r != null) { 9673 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 9674 } 9675 9676 N = pkg.permissions.size(); 9677 r = null; 9678 for (i=0; i<N; i++) { 9679 PackageParser.Permission p = pkg.permissions.get(i); 9680 BasePermission bp = mSettings.mPermissions.get(p.info.name); 9681 if (bp == null) { 9682 bp = mSettings.mPermissionTrees.get(p.info.name); 9683 } 9684 if (bp != null && bp.perm == p) { 9685 bp.perm = null; 9686 if (DEBUG_REMOVE && chatty) { 9687 if (r == null) { 9688 r = new StringBuilder(256); 9689 } else { 9690 r.append(' '); 9691 } 9692 r.append(p.info.name); 9693 } 9694 } 9695 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9696 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 9697 if (appOpPkgs != null) { 9698 appOpPkgs.remove(pkg.packageName); 9699 } 9700 } 9701 } 9702 if (r != null) { 9703 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9704 } 9705 9706 N = pkg.requestedPermissions.size(); 9707 r = null; 9708 for (i=0; i<N; i++) { 9709 String perm = pkg.requestedPermissions.get(i); 9710 BasePermission bp = mSettings.mPermissions.get(perm); 9711 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9712 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 9713 if (appOpPkgs != null) { 9714 appOpPkgs.remove(pkg.packageName); 9715 if (appOpPkgs.isEmpty()) { 9716 mAppOpPermissionPackages.remove(perm); 9717 } 9718 } 9719 } 9720 } 9721 if (r != null) { 9722 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9723 } 9724 9725 N = pkg.instrumentation.size(); 9726 r = null; 9727 for (i=0; i<N; i++) { 9728 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 9729 mInstrumentation.remove(a.getComponentName()); 9730 if (DEBUG_REMOVE && chatty) { 9731 if (r == null) { 9732 r = new StringBuilder(256); 9733 } else { 9734 r.append(' '); 9735 } 9736 r.append(a.info.name); 9737 } 9738 } 9739 if (r != null) { 9740 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 9741 } 9742 9743 r = null; 9744 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 9745 // Only system apps can hold shared libraries. 9746 if (pkg.libraryNames != null) { 9747 for (i=0; i<pkg.libraryNames.size(); i++) { 9748 String name = pkg.libraryNames.get(i); 9749 SharedLibraryEntry cur = mSharedLibraries.get(name); 9750 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 9751 mSharedLibraries.remove(name); 9752 if (DEBUG_REMOVE && chatty) { 9753 if (r == null) { 9754 r = new StringBuilder(256); 9755 } else { 9756 r.append(' '); 9757 } 9758 r.append(name); 9759 } 9760 } 9761 } 9762 } 9763 } 9764 if (r != null) { 9765 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 9766 } 9767 } 9768 9769 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 9770 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 9771 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 9772 return true; 9773 } 9774 } 9775 return false; 9776 } 9777 9778 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 9779 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 9780 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 9781 9782 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 9783 // Update the parent permissions 9784 updatePermissionsLPw(pkg.packageName, pkg, flags); 9785 // Update the child permissions 9786 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9787 for (int i = 0; i < childCount; i++) { 9788 PackageParser.Package childPkg = pkg.childPackages.get(i); 9789 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 9790 } 9791 } 9792 9793 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 9794 int flags) { 9795 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 9796 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 9797 } 9798 9799 private void updatePermissionsLPw(String changingPkg, 9800 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 9801 // Make sure there are no dangling permission trees. 9802 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 9803 while (it.hasNext()) { 9804 final BasePermission bp = it.next(); 9805 if (bp.packageSetting == null) { 9806 // We may not yet have parsed the package, so just see if 9807 // we still know about its settings. 9808 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9809 } 9810 if (bp.packageSetting == null) { 9811 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9812 + " from package " + bp.sourcePackage); 9813 it.remove(); 9814 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9815 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9816 Slog.i(TAG, "Removing old permission tree: " + bp.name 9817 + " from package " + bp.sourcePackage); 9818 flags |= UPDATE_PERMISSIONS_ALL; 9819 it.remove(); 9820 } 9821 } 9822 } 9823 9824 // Make sure all dynamic permissions have been assigned to a package, 9825 // and make sure there are no dangling permissions. 9826 it = mSettings.mPermissions.values().iterator(); 9827 while (it.hasNext()) { 9828 final BasePermission bp = it.next(); 9829 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9830 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9831 + bp.name + " pkg=" + bp.sourcePackage 9832 + " info=" + bp.pendingInfo); 9833 if (bp.packageSetting == null && bp.pendingInfo != null) { 9834 final BasePermission tree = findPermissionTreeLP(bp.name); 9835 if (tree != null && tree.perm != null) { 9836 bp.packageSetting = tree.packageSetting; 9837 bp.perm = new PackageParser.Permission(tree.perm.owner, 9838 new PermissionInfo(bp.pendingInfo)); 9839 bp.perm.info.packageName = tree.perm.info.packageName; 9840 bp.perm.info.name = bp.name; 9841 bp.uid = tree.uid; 9842 } 9843 } 9844 } 9845 if (bp.packageSetting == null) { 9846 // We may not yet have parsed the package, so just see if 9847 // we still know about its settings. 9848 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9849 } 9850 if (bp.packageSetting == null) { 9851 Slog.w(TAG, "Removing dangling permission: " + bp.name 9852 + " from package " + bp.sourcePackage); 9853 it.remove(); 9854 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9855 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9856 Slog.i(TAG, "Removing old permission: " + bp.name 9857 + " from package " + bp.sourcePackage); 9858 flags |= UPDATE_PERMISSIONS_ALL; 9859 it.remove(); 9860 } 9861 } 9862 } 9863 9864 // Now update the permissions for all packages, in particular 9865 // replace the granted permissions of the system packages. 9866 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9867 for (PackageParser.Package pkg : mPackages.values()) { 9868 if (pkg != pkgInfo) { 9869 // Only replace for packages on requested volume 9870 final String volumeUuid = getVolumeUuidForPackage(pkg); 9871 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9872 && Objects.equals(replaceVolumeUuid, volumeUuid); 9873 grantPermissionsLPw(pkg, replace, changingPkg); 9874 } 9875 } 9876 } 9877 9878 if (pkgInfo != null) { 9879 // Only replace for packages on requested volume 9880 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 9881 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 9882 && Objects.equals(replaceVolumeUuid, volumeUuid); 9883 grantPermissionsLPw(pkgInfo, replace, changingPkg); 9884 } 9885 } 9886 9887 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 9888 String packageOfInterest) { 9889 // IMPORTANT: There are two types of permissions: install and runtime. 9890 // Install time permissions are granted when the app is installed to 9891 // all device users and users added in the future. Runtime permissions 9892 // are granted at runtime explicitly to specific users. Normal and signature 9893 // protected permissions are install time permissions. Dangerous permissions 9894 // are install permissions if the app's target SDK is Lollipop MR1 or older, 9895 // otherwise they are runtime permissions. This function does not manage 9896 // runtime permissions except for the case an app targeting Lollipop MR1 9897 // being upgraded to target a newer SDK, in which case dangerous permissions 9898 // are transformed from install time to runtime ones. 9899 9900 final PackageSetting ps = (PackageSetting) pkg.mExtras; 9901 if (ps == null) { 9902 return; 9903 } 9904 9905 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 9906 9907 PermissionsState permissionsState = ps.getPermissionsState(); 9908 PermissionsState origPermissions = permissionsState; 9909 9910 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 9911 9912 boolean runtimePermissionsRevoked = false; 9913 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 9914 9915 boolean changedInstallPermission = false; 9916 9917 if (replace) { 9918 ps.installPermissionsFixed = false; 9919 if (!ps.isSharedUser()) { 9920 origPermissions = new PermissionsState(permissionsState); 9921 permissionsState.reset(); 9922 } else { 9923 // We need to know only about runtime permission changes since the 9924 // calling code always writes the install permissions state but 9925 // the runtime ones are written only if changed. The only cases of 9926 // changed runtime permissions here are promotion of an install to 9927 // runtime and revocation of a runtime from a shared user. 9928 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 9929 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 9930 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 9931 runtimePermissionsRevoked = true; 9932 } 9933 } 9934 } 9935 9936 permissionsState.setGlobalGids(mGlobalGids); 9937 9938 final int N = pkg.requestedPermissions.size(); 9939 for (int i=0; i<N; i++) { 9940 final String name = pkg.requestedPermissions.get(i); 9941 final BasePermission bp = mSettings.mPermissions.get(name); 9942 9943 if (DEBUG_INSTALL) { 9944 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 9945 } 9946 9947 if (bp == null || bp.packageSetting == null) { 9948 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9949 Slog.w(TAG, "Unknown permission " + name 9950 + " in package " + pkg.packageName); 9951 } 9952 continue; 9953 } 9954 9955 final String perm = bp.name; 9956 boolean allowedSig = false; 9957 int grant = GRANT_DENIED; 9958 9959 // Keep track of app op permissions. 9960 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9961 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 9962 if (pkgs == null) { 9963 pkgs = new ArraySet<>(); 9964 mAppOpPermissionPackages.put(bp.name, pkgs); 9965 } 9966 pkgs.add(pkg.packageName); 9967 } 9968 9969 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 9970 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 9971 >= Build.VERSION_CODES.M; 9972 switch (level) { 9973 case PermissionInfo.PROTECTION_NORMAL: { 9974 // For all apps normal permissions are install time ones. 9975 grant = GRANT_INSTALL; 9976 } break; 9977 9978 case PermissionInfo.PROTECTION_DANGEROUS: { 9979 // If a permission review is required for legacy apps we represent 9980 // their permissions as always granted runtime ones since we need 9981 // to keep the review required permission flag per user while an 9982 // install permission's state is shared across all users. 9983 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 9984 // For legacy apps dangerous permissions are install time ones. 9985 grant = GRANT_INSTALL; 9986 } else if (origPermissions.hasInstallPermission(bp.name)) { 9987 // For legacy apps that became modern, install becomes runtime. 9988 grant = GRANT_UPGRADE; 9989 } else if (mPromoteSystemApps 9990 && isSystemApp(ps) 9991 && mExistingSystemPackages.contains(ps.name)) { 9992 // For legacy system apps, install becomes runtime. 9993 // We cannot check hasInstallPermission() for system apps since those 9994 // permissions were granted implicitly and not persisted pre-M. 9995 grant = GRANT_UPGRADE; 9996 } else { 9997 // For modern apps keep runtime permissions unchanged. 9998 grant = GRANT_RUNTIME; 9999 } 10000 } break; 10001 10002 case PermissionInfo.PROTECTION_SIGNATURE: { 10003 // For all apps signature permissions are install time ones. 10004 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 10005 if (allowedSig) { 10006 grant = GRANT_INSTALL; 10007 } 10008 } break; 10009 } 10010 10011 if (DEBUG_INSTALL) { 10012 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 10013 } 10014 10015 if (grant != GRANT_DENIED) { 10016 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 10017 // If this is an existing, non-system package, then 10018 // we can't add any new permissions to it. 10019 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 10020 // Except... if this is a permission that was added 10021 // to the platform (note: need to only do this when 10022 // updating the platform). 10023 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 10024 grant = GRANT_DENIED; 10025 } 10026 } 10027 } 10028 10029 switch (grant) { 10030 case GRANT_INSTALL: { 10031 // Revoke this as runtime permission to handle the case of 10032 // a runtime permission being downgraded to an install one. 10033 // Also in permission review mode we keep dangerous permissions 10034 // for legacy apps 10035 for (int userId : UserManagerService.getInstance().getUserIds()) { 10036 if (origPermissions.getRuntimePermissionState( 10037 bp.name, userId) != null) { 10038 // Revoke the runtime permission and clear the flags. 10039 origPermissions.revokeRuntimePermission(bp, userId); 10040 origPermissions.updatePermissionFlags(bp, userId, 10041 PackageManager.MASK_PERMISSION_FLAGS, 0); 10042 // If we revoked a permission permission, we have to write. 10043 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10044 changedRuntimePermissionUserIds, userId); 10045 } 10046 } 10047 // Grant an install permission. 10048 if (permissionsState.grantInstallPermission(bp) != 10049 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10050 changedInstallPermission = true; 10051 } 10052 } break; 10053 10054 case GRANT_RUNTIME: { 10055 // Grant previously granted runtime permissions. 10056 for (int userId : UserManagerService.getInstance().getUserIds()) { 10057 PermissionState permissionState = origPermissions 10058 .getRuntimePermissionState(bp.name, userId); 10059 int flags = permissionState != null 10060 ? permissionState.getFlags() : 0; 10061 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 10062 if (permissionsState.grantRuntimePermission(bp, userId) == 10063 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10064 // If we cannot put the permission as it was, we have to write. 10065 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10066 changedRuntimePermissionUserIds, userId); 10067 } 10068 // If the app supports runtime permissions no need for a review. 10069 if (Build.PERMISSIONS_REVIEW_REQUIRED 10070 && appSupportsRuntimePermissions 10071 && (flags & PackageManager 10072 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 10073 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 10074 // Since we changed the flags, we have to write. 10075 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10076 changedRuntimePermissionUserIds, userId); 10077 } 10078 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 10079 && !appSupportsRuntimePermissions) { 10080 // For legacy apps that need a permission review, every new 10081 // runtime permission is granted but it is pending a review. 10082 // We also need to review only platform defined runtime 10083 // permissions as these are the only ones the platform knows 10084 // how to disable the API to simulate revocation as legacy 10085 // apps don't expect to run with revoked permissions. 10086 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 10087 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 10088 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 10089 // We changed the flags, hence have to write. 10090 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10091 changedRuntimePermissionUserIds, userId); 10092 } 10093 } 10094 if (permissionsState.grantRuntimePermission(bp, userId) 10095 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10096 // We changed the permission, hence have to write. 10097 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10098 changedRuntimePermissionUserIds, userId); 10099 } 10100 } 10101 // Propagate the permission flags. 10102 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 10103 } 10104 } break; 10105 10106 case GRANT_UPGRADE: { 10107 // Grant runtime permissions for a previously held install permission. 10108 PermissionState permissionState = origPermissions 10109 .getInstallPermissionState(bp.name); 10110 final int flags = permissionState != null ? permissionState.getFlags() : 0; 10111 10112 if (origPermissions.revokeInstallPermission(bp) 10113 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10114 // We will be transferring the permission flags, so clear them. 10115 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 10116 PackageManager.MASK_PERMISSION_FLAGS, 0); 10117 changedInstallPermission = true; 10118 } 10119 10120 // If the permission is not to be promoted to runtime we ignore it and 10121 // also its other flags as they are not applicable to install permissions. 10122 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 10123 for (int userId : currentUserIds) { 10124 if (permissionsState.grantRuntimePermission(bp, userId) != 10125 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10126 // Transfer the permission flags. 10127 permissionsState.updatePermissionFlags(bp, userId, 10128 flags, flags); 10129 // If we granted the permission, we have to write. 10130 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10131 changedRuntimePermissionUserIds, userId); 10132 } 10133 } 10134 } 10135 } break; 10136 10137 default: { 10138 if (packageOfInterest == null 10139 || packageOfInterest.equals(pkg.packageName)) { 10140 Slog.w(TAG, "Not granting permission " + perm 10141 + " to package " + pkg.packageName 10142 + " because it was previously installed without"); 10143 } 10144 } break; 10145 } 10146 } else { 10147 if (permissionsState.revokeInstallPermission(bp) != 10148 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10149 // Also drop the permission flags. 10150 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 10151 PackageManager.MASK_PERMISSION_FLAGS, 0); 10152 changedInstallPermission = true; 10153 Slog.i(TAG, "Un-granting permission " + perm 10154 + " from package " + pkg.packageName 10155 + " (protectionLevel=" + bp.protectionLevel 10156 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10157 + ")"); 10158 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 10159 // Don't print warning for app op permissions, since it is fine for them 10160 // not to be granted, there is a UI for the user to decide. 10161 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 10162 Slog.w(TAG, "Not granting permission " + perm 10163 + " to package " + pkg.packageName 10164 + " (protectionLevel=" + bp.protectionLevel 10165 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10166 + ")"); 10167 } 10168 } 10169 } 10170 } 10171 10172 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 10173 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 10174 // This is the first that we have heard about this package, so the 10175 // permissions we have now selected are fixed until explicitly 10176 // changed. 10177 ps.installPermissionsFixed = true; 10178 } 10179 10180 // Persist the runtime permissions state for users with changes. If permissions 10181 // were revoked because no app in the shared user declares them we have to 10182 // write synchronously to avoid losing runtime permissions state. 10183 for (int userId : changedRuntimePermissionUserIds) { 10184 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 10185 } 10186 10187 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10188 } 10189 10190 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 10191 boolean allowed = false; 10192 final int NP = PackageParser.NEW_PERMISSIONS.length; 10193 for (int ip=0; ip<NP; ip++) { 10194 final PackageParser.NewPermissionInfo npi 10195 = PackageParser.NEW_PERMISSIONS[ip]; 10196 if (npi.name.equals(perm) 10197 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 10198 allowed = true; 10199 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 10200 + pkg.packageName); 10201 break; 10202 } 10203 } 10204 return allowed; 10205 } 10206 10207 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 10208 BasePermission bp, PermissionsState origPermissions) { 10209 boolean allowed; 10210 allowed = (compareSignatures( 10211 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 10212 == PackageManager.SIGNATURE_MATCH) 10213 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 10214 == PackageManager.SIGNATURE_MATCH); 10215 if (!allowed && (bp.protectionLevel 10216 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 10217 if (isSystemApp(pkg)) { 10218 // For updated system applications, a system permission 10219 // is granted only if it had been defined by the original application. 10220 if (pkg.isUpdatedSystemApp()) { 10221 final PackageSetting sysPs = mSettings 10222 .getDisabledSystemPkgLPr(pkg.packageName); 10223 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 10224 // If the original was granted this permission, we take 10225 // that grant decision as read and propagate it to the 10226 // update. 10227 if (sysPs.isPrivileged()) { 10228 allowed = true; 10229 } 10230 } else { 10231 // The system apk may have been updated with an older 10232 // version of the one on the data partition, but which 10233 // granted a new system permission that it didn't have 10234 // before. In this case we do want to allow the app to 10235 // now get the new permission if the ancestral apk is 10236 // privileged to get it. 10237 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 10238 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 10239 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 10240 allowed = true; 10241 break; 10242 } 10243 } 10244 } 10245 // Also if a privileged parent package on the system image or any of 10246 // its children requested a privileged permission, the updated child 10247 // packages can also get the permission. 10248 if (pkg.parentPackage != null) { 10249 final PackageSetting disabledSysParentPs = mSettings 10250 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 10251 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 10252 && disabledSysParentPs.isPrivileged()) { 10253 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 10254 allowed = true; 10255 } else if (disabledSysParentPs.pkg.childPackages != null) { 10256 final int count = disabledSysParentPs.pkg.childPackages.size(); 10257 for (int i = 0; i < count; i++) { 10258 PackageParser.Package disabledSysChildPkg = 10259 disabledSysParentPs.pkg.childPackages.get(i); 10260 if (isPackageRequestingPermission(disabledSysChildPkg, 10261 perm)) { 10262 allowed = true; 10263 break; 10264 } 10265 } 10266 } 10267 } 10268 } 10269 } 10270 } else { 10271 allowed = isPrivilegedApp(pkg); 10272 } 10273 } 10274 } 10275 if (!allowed) { 10276 if (!allowed && (bp.protectionLevel 10277 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 10278 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 10279 // If this was a previously normal/dangerous permission that got moved 10280 // to a system permission as part of the runtime permission redesign, then 10281 // we still want to blindly grant it to old apps. 10282 allowed = true; 10283 } 10284 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 10285 && pkg.packageName.equals(mRequiredInstallerPackage)) { 10286 // If this permission is to be granted to the system installer and 10287 // this app is an installer, then it gets the permission. 10288 allowed = true; 10289 } 10290 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 10291 && pkg.packageName.equals(mRequiredVerifierPackage)) { 10292 // If this permission is to be granted to the system verifier and 10293 // this app is a verifier, then it gets the permission. 10294 allowed = true; 10295 } 10296 if (!allowed && (bp.protectionLevel 10297 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 10298 && isSystemApp(pkg)) { 10299 // Any pre-installed system app is allowed to get this permission. 10300 allowed = true; 10301 } 10302 if (!allowed && (bp.protectionLevel 10303 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 10304 // For development permissions, a development permission 10305 // is granted only if it was already granted. 10306 allowed = origPermissions.hasInstallPermission(perm); 10307 } 10308 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 10309 && pkg.packageName.equals(mSetupWizardPackage)) { 10310 // If this permission is to be granted to the system setup wizard and 10311 // this app is a setup wizard, then it gets the permission. 10312 allowed = true; 10313 } 10314 } 10315 return allowed; 10316 } 10317 10318 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 10319 final int permCount = pkg.requestedPermissions.size(); 10320 for (int j = 0; j < permCount; j++) { 10321 String requestedPermission = pkg.requestedPermissions.get(j); 10322 if (permission.equals(requestedPermission)) { 10323 return true; 10324 } 10325 } 10326 return false; 10327 } 10328 10329 final class ActivityIntentResolver 10330 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 10331 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10332 boolean defaultOnly, int userId) { 10333 if (!sUserManager.exists(userId)) return null; 10334 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10335 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10336 } 10337 10338 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10339 int userId) { 10340 if (!sUserManager.exists(userId)) return null; 10341 mFlags = flags; 10342 return super.queryIntent(intent, resolvedType, 10343 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10344 } 10345 10346 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10347 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 10348 if (!sUserManager.exists(userId)) return null; 10349 if (packageActivities == null) { 10350 return null; 10351 } 10352 mFlags = flags; 10353 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10354 final int N = packageActivities.size(); 10355 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 10356 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 10357 10358 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 10359 for (int i = 0; i < N; ++i) { 10360 intentFilters = packageActivities.get(i).intents; 10361 if (intentFilters != null && intentFilters.size() > 0) { 10362 PackageParser.ActivityIntentInfo[] array = 10363 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 10364 intentFilters.toArray(array); 10365 listCut.add(array); 10366 } 10367 } 10368 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10369 } 10370 10371 /** 10372 * Finds a privileged activity that matches the specified activity names. 10373 */ 10374 private PackageParser.Activity findMatchingActivity( 10375 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 10376 for (PackageParser.Activity sysActivity : activityList) { 10377 if (sysActivity.info.name.equals(activityInfo.name)) { 10378 return sysActivity; 10379 } 10380 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 10381 return sysActivity; 10382 } 10383 if (sysActivity.info.targetActivity != null) { 10384 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 10385 return sysActivity; 10386 } 10387 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 10388 return sysActivity; 10389 } 10390 } 10391 } 10392 return null; 10393 } 10394 10395 public class IterGenerator<E> { 10396 public Iterator<E> generate(ActivityIntentInfo info) { 10397 return null; 10398 } 10399 } 10400 10401 public class ActionIterGenerator extends IterGenerator<String> { 10402 @Override 10403 public Iterator<String> generate(ActivityIntentInfo info) { 10404 return info.actionsIterator(); 10405 } 10406 } 10407 10408 public class CategoriesIterGenerator extends IterGenerator<String> { 10409 @Override 10410 public Iterator<String> generate(ActivityIntentInfo info) { 10411 return info.categoriesIterator(); 10412 } 10413 } 10414 10415 public class SchemesIterGenerator extends IterGenerator<String> { 10416 @Override 10417 public Iterator<String> generate(ActivityIntentInfo info) { 10418 return info.schemesIterator(); 10419 } 10420 } 10421 10422 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 10423 @Override 10424 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 10425 return info.authoritiesIterator(); 10426 } 10427 } 10428 10429 /** 10430 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 10431 * MODIFIED. Do not pass in a list that should not be changed. 10432 */ 10433 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 10434 IterGenerator<T> generator, Iterator<T> searchIterator) { 10435 // loop through the set of actions; every one must be found in the intent filter 10436 while (searchIterator.hasNext()) { 10437 // we must have at least one filter in the list to consider a match 10438 if (intentList.size() == 0) { 10439 break; 10440 } 10441 10442 final T searchAction = searchIterator.next(); 10443 10444 // loop through the set of intent filters 10445 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 10446 while (intentIter.hasNext()) { 10447 final ActivityIntentInfo intentInfo = intentIter.next(); 10448 boolean selectionFound = false; 10449 10450 // loop through the intent filter's selection criteria; at least one 10451 // of them must match the searched criteria 10452 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 10453 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 10454 final T intentSelection = intentSelectionIter.next(); 10455 if (intentSelection != null && intentSelection.equals(searchAction)) { 10456 selectionFound = true; 10457 break; 10458 } 10459 } 10460 10461 // the selection criteria wasn't found in this filter's set; this filter 10462 // is not a potential match 10463 if (!selectionFound) { 10464 intentIter.remove(); 10465 } 10466 } 10467 } 10468 } 10469 10470 private boolean isProtectedAction(ActivityIntentInfo filter) { 10471 final Iterator<String> actionsIter = filter.actionsIterator(); 10472 while (actionsIter != null && actionsIter.hasNext()) { 10473 final String filterAction = actionsIter.next(); 10474 if (PROTECTED_ACTIONS.contains(filterAction)) { 10475 return true; 10476 } 10477 } 10478 return false; 10479 } 10480 10481 /** 10482 * Adjusts the priority of the given intent filter according to policy. 10483 * <p> 10484 * <ul> 10485 * <li>The priority for non privileged applications is capped to '0'</li> 10486 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 10487 * <li>The priority for unbundled updates to privileged applications is capped to the 10488 * priority defined on the system partition</li> 10489 * </ul> 10490 * <p> 10491 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 10492 * allowed to obtain any priority on any action. 10493 */ 10494 private void adjustPriority( 10495 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 10496 // nothing to do; priority is fine as-is 10497 if (intent.getPriority() <= 0) { 10498 return; 10499 } 10500 10501 final ActivityInfo activityInfo = intent.activity.info; 10502 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 10503 10504 final boolean privilegedApp = 10505 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 10506 if (!privilegedApp) { 10507 // non-privileged applications can never define a priority >0 10508 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 10509 + " package: " + applicationInfo.packageName 10510 + " activity: " + intent.activity.className 10511 + " origPrio: " + intent.getPriority()); 10512 intent.setPriority(0); 10513 return; 10514 } 10515 10516 if (systemActivities == null) { 10517 // the system package is not disabled; we're parsing the system partition 10518 if (isProtectedAction(intent)) { 10519 if (mDeferProtectedFilters) { 10520 // We can't deal with these just yet. No component should ever obtain a 10521 // >0 priority for a protected actions, with ONE exception -- the setup 10522 // wizard. The setup wizard, however, cannot be known until we're able to 10523 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 10524 // until all intent filters have been processed. Chicken, meet egg. 10525 // Let the filter temporarily have a high priority and rectify the 10526 // priorities after all system packages have been scanned. 10527 mProtectedFilters.add(intent); 10528 if (DEBUG_FILTERS) { 10529 Slog.i(TAG, "Protected action; save for later;" 10530 + " package: " + applicationInfo.packageName 10531 + " activity: " + intent.activity.className 10532 + " origPrio: " + intent.getPriority()); 10533 } 10534 return; 10535 } else { 10536 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 10537 Slog.i(TAG, "No setup wizard;" 10538 + " All protected intents capped to priority 0"); 10539 } 10540 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 10541 if (DEBUG_FILTERS) { 10542 Slog.i(TAG, "Found setup wizard;" 10543 + " allow priority " + intent.getPriority() + ";" 10544 + " package: " + intent.activity.info.packageName 10545 + " activity: " + intent.activity.className 10546 + " priority: " + intent.getPriority()); 10547 } 10548 // setup wizard gets whatever it wants 10549 return; 10550 } 10551 Slog.w(TAG, "Protected action; cap priority to 0;" 10552 + " package: " + intent.activity.info.packageName 10553 + " activity: " + intent.activity.className 10554 + " origPrio: " + intent.getPriority()); 10555 intent.setPriority(0); 10556 return; 10557 } 10558 } 10559 // privileged apps on the system image get whatever priority they request 10560 return; 10561 } 10562 10563 // privileged app unbundled update ... try to find the same activity 10564 final PackageParser.Activity foundActivity = 10565 findMatchingActivity(systemActivities, activityInfo); 10566 if (foundActivity == null) { 10567 // this is a new activity; it cannot obtain >0 priority 10568 if (DEBUG_FILTERS) { 10569 Slog.i(TAG, "New activity; cap priority to 0;" 10570 + " package: " + applicationInfo.packageName 10571 + " activity: " + intent.activity.className 10572 + " origPrio: " + intent.getPriority()); 10573 } 10574 intent.setPriority(0); 10575 return; 10576 } 10577 10578 // found activity, now check for filter equivalence 10579 10580 // a shallow copy is enough; we modify the list, not its contents 10581 final List<ActivityIntentInfo> intentListCopy = 10582 new ArrayList<>(foundActivity.intents); 10583 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 10584 10585 // find matching action subsets 10586 final Iterator<String> actionsIterator = intent.actionsIterator(); 10587 if (actionsIterator != null) { 10588 getIntentListSubset( 10589 intentListCopy, new ActionIterGenerator(), actionsIterator); 10590 if (intentListCopy.size() == 0) { 10591 // no more intents to match; we're not equivalent 10592 if (DEBUG_FILTERS) { 10593 Slog.i(TAG, "Mismatched action; cap priority to 0;" 10594 + " package: " + applicationInfo.packageName 10595 + " activity: " + intent.activity.className 10596 + " origPrio: " + intent.getPriority()); 10597 } 10598 intent.setPriority(0); 10599 return; 10600 } 10601 } 10602 10603 // find matching category subsets 10604 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 10605 if (categoriesIterator != null) { 10606 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 10607 categoriesIterator); 10608 if (intentListCopy.size() == 0) { 10609 // no more intents to match; we're not equivalent 10610 if (DEBUG_FILTERS) { 10611 Slog.i(TAG, "Mismatched category; cap priority to 0;" 10612 + " package: " + applicationInfo.packageName 10613 + " activity: " + intent.activity.className 10614 + " origPrio: " + intent.getPriority()); 10615 } 10616 intent.setPriority(0); 10617 return; 10618 } 10619 } 10620 10621 // find matching schemes subsets 10622 final Iterator<String> schemesIterator = intent.schemesIterator(); 10623 if (schemesIterator != null) { 10624 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 10625 schemesIterator); 10626 if (intentListCopy.size() == 0) { 10627 // no more intents to match; we're not equivalent 10628 if (DEBUG_FILTERS) { 10629 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 10630 + " package: " + applicationInfo.packageName 10631 + " activity: " + intent.activity.className 10632 + " origPrio: " + intent.getPriority()); 10633 } 10634 intent.setPriority(0); 10635 return; 10636 } 10637 } 10638 10639 // find matching authorities subsets 10640 final Iterator<IntentFilter.AuthorityEntry> 10641 authoritiesIterator = intent.authoritiesIterator(); 10642 if (authoritiesIterator != null) { 10643 getIntentListSubset(intentListCopy, 10644 new AuthoritiesIterGenerator(), 10645 authoritiesIterator); 10646 if (intentListCopy.size() == 0) { 10647 // no more intents to match; we're not equivalent 10648 if (DEBUG_FILTERS) { 10649 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 10650 + " package: " + applicationInfo.packageName 10651 + " activity: " + intent.activity.className 10652 + " origPrio: " + intent.getPriority()); 10653 } 10654 intent.setPriority(0); 10655 return; 10656 } 10657 } 10658 10659 // we found matching filter(s); app gets the max priority of all intents 10660 int cappedPriority = 0; 10661 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 10662 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 10663 } 10664 if (intent.getPriority() > cappedPriority) { 10665 if (DEBUG_FILTERS) { 10666 Slog.i(TAG, "Found matching filter(s);" 10667 + " cap priority to " + cappedPriority + ";" 10668 + " package: " + applicationInfo.packageName 10669 + " activity: " + intent.activity.className 10670 + " origPrio: " + intent.getPriority()); 10671 } 10672 intent.setPriority(cappedPriority); 10673 return; 10674 } 10675 // all this for nothing; the requested priority was <= what was on the system 10676 } 10677 10678 public final void addActivity(PackageParser.Activity a, String type) { 10679 mActivities.put(a.getComponentName(), a); 10680 if (DEBUG_SHOW_INFO) 10681 Log.v( 10682 TAG, " " + type + " " + 10683 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 10684 if (DEBUG_SHOW_INFO) 10685 Log.v(TAG, " Class=" + a.info.name); 10686 final int NI = a.intents.size(); 10687 for (int j=0; j<NI; j++) { 10688 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10689 if ("activity".equals(type)) { 10690 final PackageSetting ps = 10691 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 10692 final List<PackageParser.Activity> systemActivities = 10693 ps != null && ps.pkg != null ? ps.pkg.activities : null; 10694 adjustPriority(systemActivities, intent); 10695 } 10696 if (DEBUG_SHOW_INFO) { 10697 Log.v(TAG, " IntentFilter:"); 10698 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10699 } 10700 if (!intent.debugCheck()) { 10701 Log.w(TAG, "==> For Activity " + a.info.name); 10702 } 10703 addFilter(intent); 10704 } 10705 } 10706 10707 public final void removeActivity(PackageParser.Activity a, String type) { 10708 mActivities.remove(a.getComponentName()); 10709 if (DEBUG_SHOW_INFO) { 10710 Log.v(TAG, " " + type + " " 10711 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 10712 : a.info.name) + ":"); 10713 Log.v(TAG, " Class=" + a.info.name); 10714 } 10715 final int NI = a.intents.size(); 10716 for (int j=0; j<NI; j++) { 10717 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10718 if (DEBUG_SHOW_INFO) { 10719 Log.v(TAG, " IntentFilter:"); 10720 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10721 } 10722 removeFilter(intent); 10723 } 10724 } 10725 10726 @Override 10727 protected boolean allowFilterResult( 10728 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 10729 ActivityInfo filterAi = filter.activity.info; 10730 for (int i=dest.size()-1; i>=0; i--) { 10731 ActivityInfo destAi = dest.get(i).activityInfo; 10732 if (destAi.name == filterAi.name 10733 && destAi.packageName == filterAi.packageName) { 10734 return false; 10735 } 10736 } 10737 return true; 10738 } 10739 10740 @Override 10741 protected ActivityIntentInfo[] newArray(int size) { 10742 return new ActivityIntentInfo[size]; 10743 } 10744 10745 @Override 10746 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 10747 if (!sUserManager.exists(userId)) return true; 10748 PackageParser.Package p = filter.activity.owner; 10749 if (p != null) { 10750 PackageSetting ps = (PackageSetting)p.mExtras; 10751 if (ps != null) { 10752 // System apps are never considered stopped for purposes of 10753 // filtering, because there may be no way for the user to 10754 // actually re-launch them. 10755 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 10756 && ps.getStopped(userId); 10757 } 10758 } 10759 return false; 10760 } 10761 10762 @Override 10763 protected boolean isPackageForFilter(String packageName, 10764 PackageParser.ActivityIntentInfo info) { 10765 return packageName.equals(info.activity.owner.packageName); 10766 } 10767 10768 @Override 10769 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 10770 int match, int userId) { 10771 if (!sUserManager.exists(userId)) return null; 10772 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 10773 return null; 10774 } 10775 final PackageParser.Activity activity = info.activity; 10776 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 10777 if (ps == null) { 10778 return null; 10779 } 10780 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 10781 ps.readUserState(userId), userId); 10782 if (ai == null) { 10783 return null; 10784 } 10785 final ResolveInfo res = new ResolveInfo(); 10786 res.activityInfo = ai; 10787 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 10788 res.filter = info; 10789 } 10790 if (info != null) { 10791 res.handleAllWebDataURI = info.handleAllWebDataURI(); 10792 } 10793 res.priority = info.getPriority(); 10794 res.preferredOrder = activity.owner.mPreferredOrder; 10795 //System.out.println("Result: " + res.activityInfo.className + 10796 // " = " + res.priority); 10797 res.match = match; 10798 res.isDefault = info.hasDefault; 10799 res.labelRes = info.labelRes; 10800 res.nonLocalizedLabel = info.nonLocalizedLabel; 10801 if (userNeedsBadging(userId)) { 10802 res.noResourceId = true; 10803 } else { 10804 res.icon = info.icon; 10805 } 10806 res.iconResourceId = info.icon; 10807 res.system = res.activityInfo.applicationInfo.isSystemApp(); 10808 return res; 10809 } 10810 10811 @Override 10812 protected void sortResults(List<ResolveInfo> results) { 10813 Collections.sort(results, mResolvePrioritySorter); 10814 } 10815 10816 @Override 10817 protected void dumpFilter(PrintWriter out, String prefix, 10818 PackageParser.ActivityIntentInfo filter) { 10819 out.print(prefix); out.print( 10820 Integer.toHexString(System.identityHashCode(filter.activity))); 10821 out.print(' '); 10822 filter.activity.printComponentShortName(out); 10823 out.print(" filter "); 10824 out.println(Integer.toHexString(System.identityHashCode(filter))); 10825 } 10826 10827 @Override 10828 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 10829 return filter.activity; 10830 } 10831 10832 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10833 PackageParser.Activity activity = (PackageParser.Activity)label; 10834 out.print(prefix); out.print( 10835 Integer.toHexString(System.identityHashCode(activity))); 10836 out.print(' '); 10837 activity.printComponentShortName(out); 10838 if (count > 1) { 10839 out.print(" ("); out.print(count); out.print(" filters)"); 10840 } 10841 out.println(); 10842 } 10843 10844 // Keys are String (activity class name), values are Activity. 10845 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 10846 = new ArrayMap<ComponentName, PackageParser.Activity>(); 10847 private int mFlags; 10848 } 10849 10850 private final class ServiceIntentResolver 10851 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 10852 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10853 boolean defaultOnly, int userId) { 10854 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10855 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10856 } 10857 10858 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10859 int userId) { 10860 if (!sUserManager.exists(userId)) return null; 10861 mFlags = flags; 10862 return super.queryIntent(intent, resolvedType, 10863 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10864 } 10865 10866 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10867 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 10868 if (!sUserManager.exists(userId)) return null; 10869 if (packageServices == null) { 10870 return null; 10871 } 10872 mFlags = flags; 10873 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10874 final int N = packageServices.size(); 10875 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 10876 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 10877 10878 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 10879 for (int i = 0; i < N; ++i) { 10880 intentFilters = packageServices.get(i).intents; 10881 if (intentFilters != null && intentFilters.size() > 0) { 10882 PackageParser.ServiceIntentInfo[] array = 10883 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 10884 intentFilters.toArray(array); 10885 listCut.add(array); 10886 } 10887 } 10888 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10889 } 10890 10891 public final void addService(PackageParser.Service s) { 10892 mServices.put(s.getComponentName(), s); 10893 if (DEBUG_SHOW_INFO) { 10894 Log.v(TAG, " " 10895 + (s.info.nonLocalizedLabel != null 10896 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 10897 Log.v(TAG, " Class=" + s.info.name); 10898 } 10899 final int NI = s.intents.size(); 10900 int j; 10901 for (j=0; j<NI; j++) { 10902 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 10903 if (DEBUG_SHOW_INFO) { 10904 Log.v(TAG, " IntentFilter:"); 10905 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10906 } 10907 if (!intent.debugCheck()) { 10908 Log.w(TAG, "==> For Service " + s.info.name); 10909 } 10910 addFilter(intent); 10911 } 10912 } 10913 10914 public final void removeService(PackageParser.Service s) { 10915 mServices.remove(s.getComponentName()); 10916 if (DEBUG_SHOW_INFO) { 10917 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 10918 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 10919 Log.v(TAG, " Class=" + s.info.name); 10920 } 10921 final int NI = s.intents.size(); 10922 int j; 10923 for (j=0; j<NI; j++) { 10924 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 10925 if (DEBUG_SHOW_INFO) { 10926 Log.v(TAG, " IntentFilter:"); 10927 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10928 } 10929 removeFilter(intent); 10930 } 10931 } 10932 10933 @Override 10934 protected boolean allowFilterResult( 10935 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 10936 ServiceInfo filterSi = filter.service.info; 10937 for (int i=dest.size()-1; i>=0; i--) { 10938 ServiceInfo destAi = dest.get(i).serviceInfo; 10939 if (destAi.name == filterSi.name 10940 && destAi.packageName == filterSi.packageName) { 10941 return false; 10942 } 10943 } 10944 return true; 10945 } 10946 10947 @Override 10948 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 10949 return new PackageParser.ServiceIntentInfo[size]; 10950 } 10951 10952 @Override 10953 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 10954 if (!sUserManager.exists(userId)) return true; 10955 PackageParser.Package p = filter.service.owner; 10956 if (p != null) { 10957 PackageSetting ps = (PackageSetting)p.mExtras; 10958 if (ps != null) { 10959 // System apps are never considered stopped for purposes of 10960 // filtering, because there may be no way for the user to 10961 // actually re-launch them. 10962 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 10963 && ps.getStopped(userId); 10964 } 10965 } 10966 return false; 10967 } 10968 10969 @Override 10970 protected boolean isPackageForFilter(String packageName, 10971 PackageParser.ServiceIntentInfo info) { 10972 return packageName.equals(info.service.owner.packageName); 10973 } 10974 10975 @Override 10976 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 10977 int match, int userId) { 10978 if (!sUserManager.exists(userId)) return null; 10979 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 10980 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 10981 return null; 10982 } 10983 final PackageParser.Service service = info.service; 10984 PackageSetting ps = (PackageSetting) service.owner.mExtras; 10985 if (ps == null) { 10986 return null; 10987 } 10988 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 10989 ps.readUserState(userId), userId); 10990 if (si == null) { 10991 return null; 10992 } 10993 final ResolveInfo res = new ResolveInfo(); 10994 res.serviceInfo = si; 10995 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 10996 res.filter = filter; 10997 } 10998 res.priority = info.getPriority(); 10999 res.preferredOrder = service.owner.mPreferredOrder; 11000 res.match = match; 11001 res.isDefault = info.hasDefault; 11002 res.labelRes = info.labelRes; 11003 res.nonLocalizedLabel = info.nonLocalizedLabel; 11004 res.icon = info.icon; 11005 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 11006 return res; 11007 } 11008 11009 @Override 11010 protected void sortResults(List<ResolveInfo> results) { 11011 Collections.sort(results, mResolvePrioritySorter); 11012 } 11013 11014 @Override 11015 protected void dumpFilter(PrintWriter out, String prefix, 11016 PackageParser.ServiceIntentInfo filter) { 11017 out.print(prefix); out.print( 11018 Integer.toHexString(System.identityHashCode(filter.service))); 11019 out.print(' '); 11020 filter.service.printComponentShortName(out); 11021 out.print(" filter "); 11022 out.println(Integer.toHexString(System.identityHashCode(filter))); 11023 } 11024 11025 @Override 11026 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 11027 return filter.service; 11028 } 11029 11030 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11031 PackageParser.Service service = (PackageParser.Service)label; 11032 out.print(prefix); out.print( 11033 Integer.toHexString(System.identityHashCode(service))); 11034 out.print(' '); 11035 service.printComponentShortName(out); 11036 if (count > 1) { 11037 out.print(" ("); out.print(count); out.print(" filters)"); 11038 } 11039 out.println(); 11040 } 11041 11042// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 11043// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 11044// final List<ResolveInfo> retList = Lists.newArrayList(); 11045// while (i.hasNext()) { 11046// final ResolveInfo resolveInfo = (ResolveInfo) i; 11047// if (isEnabledLP(resolveInfo.serviceInfo)) { 11048// retList.add(resolveInfo); 11049// } 11050// } 11051// return retList; 11052// } 11053 11054 // Keys are String (activity class name), values are Activity. 11055 private final ArrayMap<ComponentName, PackageParser.Service> mServices 11056 = new ArrayMap<ComponentName, PackageParser.Service>(); 11057 private int mFlags; 11058 }; 11059 11060 private final class ProviderIntentResolver 11061 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 11062 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11063 boolean defaultOnly, int userId) { 11064 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 11065 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11066 } 11067 11068 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11069 int userId) { 11070 if (!sUserManager.exists(userId)) 11071 return null; 11072 mFlags = flags; 11073 return super.queryIntent(intent, resolvedType, 11074 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 11075 } 11076 11077 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11078 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 11079 if (!sUserManager.exists(userId)) 11080 return null; 11081 if (packageProviders == null) { 11082 return null; 11083 } 11084 mFlags = flags; 11085 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11086 final int N = packageProviders.size(); 11087 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 11088 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 11089 11090 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 11091 for (int i = 0; i < N; ++i) { 11092 intentFilters = packageProviders.get(i).intents; 11093 if (intentFilters != null && intentFilters.size() > 0) { 11094 PackageParser.ProviderIntentInfo[] array = 11095 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 11096 intentFilters.toArray(array); 11097 listCut.add(array); 11098 } 11099 } 11100 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11101 } 11102 11103 public final void addProvider(PackageParser.Provider p) { 11104 if (mProviders.containsKey(p.getComponentName())) { 11105 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 11106 return; 11107 } 11108 11109 mProviders.put(p.getComponentName(), p); 11110 if (DEBUG_SHOW_INFO) { 11111 Log.v(TAG, " " 11112 + (p.info.nonLocalizedLabel != null 11113 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11114 Log.v(TAG, " Class=" + p.info.name); 11115 } 11116 final int NI = p.intents.size(); 11117 int j; 11118 for (j = 0; j < NI; j++) { 11119 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11120 if (DEBUG_SHOW_INFO) { 11121 Log.v(TAG, " IntentFilter:"); 11122 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11123 } 11124 if (!intent.debugCheck()) { 11125 Log.w(TAG, "==> For Provider " + p.info.name); 11126 } 11127 addFilter(intent); 11128 } 11129 } 11130 11131 public final void removeProvider(PackageParser.Provider p) { 11132 mProviders.remove(p.getComponentName()); 11133 if (DEBUG_SHOW_INFO) { 11134 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 11135 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11136 Log.v(TAG, " Class=" + p.info.name); 11137 } 11138 final int NI = p.intents.size(); 11139 int j; 11140 for (j = 0; j < NI; j++) { 11141 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11142 if (DEBUG_SHOW_INFO) { 11143 Log.v(TAG, " IntentFilter:"); 11144 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11145 } 11146 removeFilter(intent); 11147 } 11148 } 11149 11150 @Override 11151 protected boolean allowFilterResult( 11152 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 11153 ProviderInfo filterPi = filter.provider.info; 11154 for (int i = dest.size() - 1; i >= 0; i--) { 11155 ProviderInfo destPi = dest.get(i).providerInfo; 11156 if (destPi.name == filterPi.name 11157 && destPi.packageName == filterPi.packageName) { 11158 return false; 11159 } 11160 } 11161 return true; 11162 } 11163 11164 @Override 11165 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 11166 return new PackageParser.ProviderIntentInfo[size]; 11167 } 11168 11169 @Override 11170 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 11171 if (!sUserManager.exists(userId)) 11172 return true; 11173 PackageParser.Package p = filter.provider.owner; 11174 if (p != null) { 11175 PackageSetting ps = (PackageSetting) p.mExtras; 11176 if (ps != null) { 11177 // System apps are never considered stopped for purposes of 11178 // filtering, because there may be no way for the user to 11179 // actually re-launch them. 11180 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 11181 && ps.getStopped(userId); 11182 } 11183 } 11184 return false; 11185 } 11186 11187 @Override 11188 protected boolean isPackageForFilter(String packageName, 11189 PackageParser.ProviderIntentInfo info) { 11190 return packageName.equals(info.provider.owner.packageName); 11191 } 11192 11193 @Override 11194 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 11195 int match, int userId) { 11196 if (!sUserManager.exists(userId)) 11197 return null; 11198 final PackageParser.ProviderIntentInfo info = filter; 11199 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 11200 return null; 11201 } 11202 final PackageParser.Provider provider = info.provider; 11203 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 11204 if (ps == null) { 11205 return null; 11206 } 11207 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 11208 ps.readUserState(userId), userId); 11209 if (pi == null) { 11210 return null; 11211 } 11212 final ResolveInfo res = new ResolveInfo(); 11213 res.providerInfo = pi; 11214 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 11215 res.filter = filter; 11216 } 11217 res.priority = info.getPriority(); 11218 res.preferredOrder = provider.owner.mPreferredOrder; 11219 res.match = match; 11220 res.isDefault = info.hasDefault; 11221 res.labelRes = info.labelRes; 11222 res.nonLocalizedLabel = info.nonLocalizedLabel; 11223 res.icon = info.icon; 11224 res.system = res.providerInfo.applicationInfo.isSystemApp(); 11225 return res; 11226 } 11227 11228 @Override 11229 protected void sortResults(List<ResolveInfo> results) { 11230 Collections.sort(results, mResolvePrioritySorter); 11231 } 11232 11233 @Override 11234 protected void dumpFilter(PrintWriter out, String prefix, 11235 PackageParser.ProviderIntentInfo filter) { 11236 out.print(prefix); 11237 out.print( 11238 Integer.toHexString(System.identityHashCode(filter.provider))); 11239 out.print(' '); 11240 filter.provider.printComponentShortName(out); 11241 out.print(" filter "); 11242 out.println(Integer.toHexString(System.identityHashCode(filter))); 11243 } 11244 11245 @Override 11246 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 11247 return filter.provider; 11248 } 11249 11250 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11251 PackageParser.Provider provider = (PackageParser.Provider)label; 11252 out.print(prefix); out.print( 11253 Integer.toHexString(System.identityHashCode(provider))); 11254 out.print(' '); 11255 provider.printComponentShortName(out); 11256 if (count > 1) { 11257 out.print(" ("); out.print(count); out.print(" filters)"); 11258 } 11259 out.println(); 11260 } 11261 11262 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 11263 = new ArrayMap<ComponentName, PackageParser.Provider>(); 11264 private int mFlags; 11265 } 11266 11267 private static final class EphemeralIntentResolver 11268 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 11269 /** 11270 * The result that has the highest defined order. Ordering applies on a 11271 * per-package basis. Mapping is from package name to Pair of order and 11272 * EphemeralResolveInfo. 11273 * <p> 11274 * NOTE: This is implemented as a field variable for convenience and efficiency. 11275 * By having a field variable, we're able to track filter ordering as soon as 11276 * a non-zero order is defined. Otherwise, multiple loops across the result set 11277 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 11278 * this needs to be contained entirely within {@link #filterResults()}. 11279 */ 11280 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 11281 11282 @Override 11283 protected EphemeralResolveIntentInfo[] newArray(int size) { 11284 return new EphemeralResolveIntentInfo[size]; 11285 } 11286 11287 @Override 11288 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 11289 return true; 11290 } 11291 11292 @Override 11293 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 11294 int userId) { 11295 if (!sUserManager.exists(userId)) { 11296 return null; 11297 } 11298 final String packageName = info.getEphemeralResolveInfo().getPackageName(); 11299 final Integer order = info.getOrder(); 11300 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 11301 mOrderResult.get(packageName); 11302 // ordering is enabled and this item's order isn't high enough 11303 if (lastOrderResult != null && lastOrderResult.first >= order) { 11304 return null; 11305 } 11306 final EphemeralResolveInfo res = info.getEphemeralResolveInfo(); 11307 if (order > 0) { 11308 // non-zero order, enable ordering 11309 mOrderResult.put(packageName, new Pair<>(order, res)); 11310 } 11311 return res; 11312 } 11313 11314 @Override 11315 protected void filterResults(List<EphemeralResolveInfo> results) { 11316 // only do work if ordering is enabled [most of the time it won't be] 11317 if (mOrderResult.size() == 0) { 11318 return; 11319 } 11320 int resultSize = results.size(); 11321 for (int i = 0; i < resultSize; i++) { 11322 final EphemeralResolveInfo info = results.get(i); 11323 final String packageName = info.getPackageName(); 11324 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 11325 if (savedInfo == null) { 11326 // package doesn't having ordering 11327 continue; 11328 } 11329 if (savedInfo.second == info) { 11330 // circled back to the highest ordered item; remove from order list 11331 mOrderResult.remove(savedInfo); 11332 if (mOrderResult.size() == 0) { 11333 // no more ordered items 11334 break; 11335 } 11336 continue; 11337 } 11338 // item has a worse order, remove it from the result list 11339 results.remove(i); 11340 resultSize--; 11341 i--; 11342 } 11343 } 11344 } 11345 11346 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 11347 new Comparator<ResolveInfo>() { 11348 public int compare(ResolveInfo r1, ResolveInfo r2) { 11349 int v1 = r1.priority; 11350 int v2 = r2.priority; 11351 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 11352 if (v1 != v2) { 11353 return (v1 > v2) ? -1 : 1; 11354 } 11355 v1 = r1.preferredOrder; 11356 v2 = r2.preferredOrder; 11357 if (v1 != v2) { 11358 return (v1 > v2) ? -1 : 1; 11359 } 11360 if (r1.isDefault != r2.isDefault) { 11361 return r1.isDefault ? -1 : 1; 11362 } 11363 v1 = r1.match; 11364 v2 = r2.match; 11365 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 11366 if (v1 != v2) { 11367 return (v1 > v2) ? -1 : 1; 11368 } 11369 if (r1.system != r2.system) { 11370 return r1.system ? -1 : 1; 11371 } 11372 if (r1.activityInfo != null) { 11373 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 11374 } 11375 if (r1.serviceInfo != null) { 11376 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 11377 } 11378 if (r1.providerInfo != null) { 11379 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 11380 } 11381 return 0; 11382 } 11383 }; 11384 11385 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 11386 new Comparator<ProviderInfo>() { 11387 public int compare(ProviderInfo p1, ProviderInfo p2) { 11388 final int v1 = p1.initOrder; 11389 final int v2 = p2.initOrder; 11390 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 11391 } 11392 }; 11393 11394 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 11395 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 11396 final int[] userIds) { 11397 mHandler.post(new Runnable() { 11398 @Override 11399 public void run() { 11400 try { 11401 final IActivityManager am = ActivityManagerNative.getDefault(); 11402 if (am == null) return; 11403 final int[] resolvedUserIds; 11404 if (userIds == null) { 11405 resolvedUserIds = am.getRunningUserIds(); 11406 } else { 11407 resolvedUserIds = userIds; 11408 } 11409 for (int id : resolvedUserIds) { 11410 final Intent intent = new Intent(action, 11411 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 11412 if (extras != null) { 11413 intent.putExtras(extras); 11414 } 11415 if (targetPkg != null) { 11416 intent.setPackage(targetPkg); 11417 } 11418 // Modify the UID when posting to other users 11419 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 11420 if (uid > 0 && UserHandle.getUserId(uid) != id) { 11421 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 11422 intent.putExtra(Intent.EXTRA_UID, uid); 11423 } 11424 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 11425 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 11426 if (DEBUG_BROADCASTS) { 11427 RuntimeException here = new RuntimeException("here"); 11428 here.fillInStackTrace(); 11429 Slog.d(TAG, "Sending to user " + id + ": " 11430 + intent.toShortString(false, true, false, false) 11431 + " " + intent.getExtras(), here); 11432 } 11433 am.broadcastIntent(null, intent, null, finishedReceiver, 11434 0, null, null, null, android.app.AppOpsManager.OP_NONE, 11435 null, finishedReceiver != null, false, id); 11436 } 11437 } catch (RemoteException ex) { 11438 } 11439 } 11440 }); 11441 } 11442 11443 /** 11444 * Check if the external storage media is available. This is true if there 11445 * is a mounted external storage medium or if the external storage is 11446 * emulated. 11447 */ 11448 private boolean isExternalMediaAvailable() { 11449 return mMediaMounted || Environment.isExternalStorageEmulated(); 11450 } 11451 11452 @Override 11453 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 11454 // writer 11455 synchronized (mPackages) { 11456 if (!isExternalMediaAvailable()) { 11457 // If the external storage is no longer mounted at this point, 11458 // the caller may not have been able to delete all of this 11459 // packages files and can not delete any more. Bail. 11460 return null; 11461 } 11462 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 11463 if (lastPackage != null) { 11464 pkgs.remove(lastPackage); 11465 } 11466 if (pkgs.size() > 0) { 11467 return pkgs.get(0); 11468 } 11469 } 11470 return null; 11471 } 11472 11473 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 11474 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 11475 userId, andCode ? 1 : 0, packageName); 11476 if (mSystemReady) { 11477 msg.sendToTarget(); 11478 } else { 11479 if (mPostSystemReadyMessages == null) { 11480 mPostSystemReadyMessages = new ArrayList<>(); 11481 } 11482 mPostSystemReadyMessages.add(msg); 11483 } 11484 } 11485 11486 void startCleaningPackages() { 11487 // reader 11488 if (!isExternalMediaAvailable()) { 11489 return; 11490 } 11491 synchronized (mPackages) { 11492 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 11493 return; 11494 } 11495 } 11496 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 11497 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 11498 IActivityManager am = ActivityManagerNative.getDefault(); 11499 if (am != null) { 11500 try { 11501 am.startService(null, intent, null, mContext.getOpPackageName(), 11502 UserHandle.USER_SYSTEM); 11503 } catch (RemoteException e) { 11504 } 11505 } 11506 } 11507 11508 @Override 11509 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 11510 int installFlags, String installerPackageName, int userId) { 11511 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 11512 11513 final int callingUid = Binder.getCallingUid(); 11514 enforceCrossUserPermission(callingUid, userId, 11515 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 11516 11517 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11518 try { 11519 if (observer != null) { 11520 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 11521 } 11522 } catch (RemoteException re) { 11523 } 11524 return; 11525 } 11526 11527 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 11528 installFlags |= PackageManager.INSTALL_FROM_ADB; 11529 11530 } else { 11531 // Caller holds INSTALL_PACKAGES permission, so we're less strict 11532 // about installerPackageName. 11533 11534 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 11535 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 11536 } 11537 11538 UserHandle user; 11539 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 11540 user = UserHandle.ALL; 11541 } else { 11542 user = new UserHandle(userId); 11543 } 11544 11545 // Only system components can circumvent runtime permissions when installing. 11546 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 11547 && mContext.checkCallingOrSelfPermission(Manifest.permission 11548 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 11549 throw new SecurityException("You need the " 11550 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 11551 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 11552 } 11553 11554 final File originFile = new File(originPath); 11555 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 11556 11557 final Message msg = mHandler.obtainMessage(INIT_COPY); 11558 final VerificationInfo verificationInfo = new VerificationInfo( 11559 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 11560 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 11561 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 11562 null /*packageAbiOverride*/, null /*grantedPermissions*/, 11563 null /*certificates*/); 11564 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 11565 msg.obj = params; 11566 11567 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 11568 System.identityHashCode(msg.obj)); 11569 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11570 System.identityHashCode(msg.obj)); 11571 11572 mHandler.sendMessage(msg); 11573 } 11574 11575 void installStage(String packageName, File stagedDir, String stagedCid, 11576 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 11577 String installerPackageName, int installerUid, UserHandle user, 11578 Certificate[][] certificates) { 11579 if (DEBUG_EPHEMERAL) { 11580 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 11581 Slog.d(TAG, "Ephemeral install of " + packageName); 11582 } 11583 } 11584 final VerificationInfo verificationInfo = new VerificationInfo( 11585 sessionParams.originatingUri, sessionParams.referrerUri, 11586 sessionParams.originatingUid, installerUid); 11587 11588 final OriginInfo origin; 11589 if (stagedDir != null) { 11590 origin = OriginInfo.fromStagedFile(stagedDir); 11591 } else { 11592 origin = OriginInfo.fromStagedContainer(stagedCid); 11593 } 11594 11595 final Message msg = mHandler.obtainMessage(INIT_COPY); 11596 final InstallParams params = new InstallParams(origin, null, observer, 11597 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 11598 verificationInfo, user, sessionParams.abiOverride, 11599 sessionParams.grantedRuntimePermissions, certificates); 11600 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 11601 msg.obj = params; 11602 11603 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 11604 System.identityHashCode(msg.obj)); 11605 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11606 System.identityHashCode(msg.obj)); 11607 11608 mHandler.sendMessage(msg); 11609 } 11610 11611 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 11612 int userId) { 11613 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 11614 sendPackageAddedForUser(packageName, isSystem, pkgSetting.appId, userId); 11615 } 11616 11617 private void sendPackageAddedForUser(String packageName, boolean isSystem, 11618 int appId, int userId) { 11619 Bundle extras = new Bundle(1); 11620 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, appId)); 11621 11622 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 11623 packageName, extras, 0, null, null, new int[] {userId}); 11624 try { 11625 IActivityManager am = ActivityManagerNative.getDefault(); 11626 if (isSystem && am.isUserRunning(userId, 0)) { 11627 // The just-installed/enabled app is bundled on the system, so presumed 11628 // to be able to run automatically without needing an explicit launch. 11629 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 11630 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 11631 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 11632 .setPackage(packageName); 11633 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 11634 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 11635 } 11636 } catch (RemoteException e) { 11637 // shouldn't happen 11638 Slog.w(TAG, "Unable to bootstrap installed package", e); 11639 } 11640 } 11641 11642 @Override 11643 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 11644 int userId) { 11645 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11646 PackageSetting pkgSetting; 11647 final int uid = Binder.getCallingUid(); 11648 enforceCrossUserPermission(uid, userId, 11649 true /* requireFullPermission */, true /* checkShell */, 11650 "setApplicationHiddenSetting for user " + userId); 11651 11652 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 11653 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 11654 return false; 11655 } 11656 11657 long callingId = Binder.clearCallingIdentity(); 11658 try { 11659 boolean sendAdded = false; 11660 boolean sendRemoved = false; 11661 // writer 11662 synchronized (mPackages) { 11663 pkgSetting = mSettings.mPackages.get(packageName); 11664 if (pkgSetting == null) { 11665 return false; 11666 } 11667 // Do not allow "android" is being disabled 11668 if ("android".equals(packageName)) { 11669 Slog.w(TAG, "Cannot hide package: android"); 11670 return false; 11671 } 11672 // Only allow protected packages to hide themselves. 11673 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 11674 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 11675 Slog.w(TAG, "Not hiding protected package: " + packageName); 11676 return false; 11677 } 11678 11679 if (pkgSetting.getHidden(userId) != hidden) { 11680 pkgSetting.setHidden(hidden, userId); 11681 mSettings.writePackageRestrictionsLPr(userId); 11682 if (hidden) { 11683 sendRemoved = true; 11684 } else { 11685 sendAdded = true; 11686 } 11687 } 11688 } 11689 if (sendAdded) { 11690 sendPackageAddedForUser(packageName, pkgSetting, userId); 11691 return true; 11692 } 11693 if (sendRemoved) { 11694 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 11695 "hiding pkg"); 11696 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 11697 return true; 11698 } 11699 } finally { 11700 Binder.restoreCallingIdentity(callingId); 11701 } 11702 return false; 11703 } 11704 11705 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 11706 int userId) { 11707 final PackageRemovedInfo info = new PackageRemovedInfo(); 11708 info.removedPackage = packageName; 11709 info.removedUsers = new int[] {userId}; 11710 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 11711 info.sendPackageRemovedBroadcasts(true /*killApp*/); 11712 } 11713 11714 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 11715 if (pkgList.length > 0) { 11716 Bundle extras = new Bundle(1); 11717 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 11718 11719 sendPackageBroadcast( 11720 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 11721 : Intent.ACTION_PACKAGES_UNSUSPENDED, 11722 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 11723 new int[] {userId}); 11724 } 11725 } 11726 11727 /** 11728 * Returns true if application is not found or there was an error. Otherwise it returns 11729 * the hidden state of the package for the given user. 11730 */ 11731 @Override 11732 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 11733 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11734 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11735 true /* requireFullPermission */, false /* checkShell */, 11736 "getApplicationHidden for user " + userId); 11737 PackageSetting pkgSetting; 11738 long callingId = Binder.clearCallingIdentity(); 11739 try { 11740 // writer 11741 synchronized (mPackages) { 11742 pkgSetting = mSettings.mPackages.get(packageName); 11743 if (pkgSetting == null) { 11744 return true; 11745 } 11746 return pkgSetting.getHidden(userId); 11747 } 11748 } finally { 11749 Binder.restoreCallingIdentity(callingId); 11750 } 11751 } 11752 11753 /** 11754 * @hide 11755 */ 11756 @Override 11757 public int installExistingPackageAsUser(String packageName, int userId) { 11758 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 11759 null); 11760 PackageSetting pkgSetting; 11761 final int uid = Binder.getCallingUid(); 11762 enforceCrossUserPermission(uid, userId, 11763 true /* requireFullPermission */, true /* checkShell */, 11764 "installExistingPackage for user " + userId); 11765 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11766 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 11767 } 11768 11769 long callingId = Binder.clearCallingIdentity(); 11770 try { 11771 boolean installed = false; 11772 11773 // writer 11774 synchronized (mPackages) { 11775 pkgSetting = mSettings.mPackages.get(packageName); 11776 if (pkgSetting == null) { 11777 return PackageManager.INSTALL_FAILED_INVALID_URI; 11778 } 11779 if (!pkgSetting.getInstalled(userId)) { 11780 pkgSetting.setInstalled(true, userId); 11781 pkgSetting.setHidden(false, userId); 11782 mSettings.writePackageRestrictionsLPr(userId); 11783 installed = true; 11784 } 11785 } 11786 11787 if (installed) { 11788 if (pkgSetting.pkg != null) { 11789 synchronized (mInstallLock) { 11790 // We don't need to freeze for a brand new install 11791 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 11792 } 11793 } 11794 sendPackageAddedForUser(packageName, pkgSetting, userId); 11795 } 11796 } finally { 11797 Binder.restoreCallingIdentity(callingId); 11798 } 11799 11800 return PackageManager.INSTALL_SUCCEEDED; 11801 } 11802 11803 boolean isUserRestricted(int userId, String restrictionKey) { 11804 Bundle restrictions = sUserManager.getUserRestrictions(userId); 11805 if (restrictions.getBoolean(restrictionKey, false)) { 11806 Log.w(TAG, "User is restricted: " + restrictionKey); 11807 return true; 11808 } 11809 return false; 11810 } 11811 11812 @Override 11813 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 11814 int userId) { 11815 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11816 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11817 true /* requireFullPermission */, true /* checkShell */, 11818 "setPackagesSuspended for user " + userId); 11819 11820 if (ArrayUtils.isEmpty(packageNames)) { 11821 return packageNames; 11822 } 11823 11824 // List of package names for whom the suspended state has changed. 11825 List<String> changedPackages = new ArrayList<>(packageNames.length); 11826 // List of package names for whom the suspended state is not set as requested in this 11827 // method. 11828 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 11829 long callingId = Binder.clearCallingIdentity(); 11830 try { 11831 for (int i = 0; i < packageNames.length; i++) { 11832 String packageName = packageNames[i]; 11833 boolean changed = false; 11834 final int appId; 11835 synchronized (mPackages) { 11836 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 11837 if (pkgSetting == null) { 11838 Slog.w(TAG, "Could not find package setting for package \"" + packageName 11839 + "\". Skipping suspending/un-suspending."); 11840 unactionedPackages.add(packageName); 11841 continue; 11842 } 11843 appId = pkgSetting.appId; 11844 if (pkgSetting.getSuspended(userId) != suspended) { 11845 if (!canSuspendPackageForUserLocked(packageName, userId)) { 11846 unactionedPackages.add(packageName); 11847 continue; 11848 } 11849 pkgSetting.setSuspended(suspended, userId); 11850 mSettings.writePackageRestrictionsLPr(userId); 11851 changed = true; 11852 changedPackages.add(packageName); 11853 } 11854 } 11855 11856 if (changed && suspended) { 11857 killApplication(packageName, UserHandle.getUid(userId, appId), 11858 "suspending package"); 11859 } 11860 } 11861 } finally { 11862 Binder.restoreCallingIdentity(callingId); 11863 } 11864 11865 if (!changedPackages.isEmpty()) { 11866 sendPackagesSuspendedForUser(changedPackages.toArray( 11867 new String[changedPackages.size()]), userId, suspended); 11868 } 11869 11870 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 11871 } 11872 11873 @Override 11874 public boolean isPackageSuspendedForUser(String packageName, int userId) { 11875 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11876 true /* requireFullPermission */, false /* checkShell */, 11877 "isPackageSuspendedForUser for user " + userId); 11878 synchronized (mPackages) { 11879 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 11880 if (pkgSetting == null) { 11881 throw new IllegalArgumentException("Unknown target package: " + packageName); 11882 } 11883 return pkgSetting.getSuspended(userId); 11884 } 11885 } 11886 11887 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 11888 if (isPackageDeviceAdmin(packageName, userId)) { 11889 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11890 + "\": has an active device admin"); 11891 return false; 11892 } 11893 11894 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 11895 if (packageName.equals(activeLauncherPackageName)) { 11896 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11897 + "\": contains the active launcher"); 11898 return false; 11899 } 11900 11901 if (packageName.equals(mRequiredInstallerPackage)) { 11902 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11903 + "\": required for package installation"); 11904 return false; 11905 } 11906 11907 if (packageName.equals(mRequiredUninstallerPackage)) { 11908 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11909 + "\": required for package uninstallation"); 11910 return false; 11911 } 11912 11913 if (packageName.equals(mRequiredVerifierPackage)) { 11914 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11915 + "\": required for package verification"); 11916 return false; 11917 } 11918 11919 if (packageName.equals(getDefaultDialerPackageName(userId))) { 11920 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11921 + "\": is the default dialer"); 11922 return false; 11923 } 11924 11925 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 11926 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11927 + "\": protected package"); 11928 return false; 11929 } 11930 11931 return true; 11932 } 11933 11934 private String getActiveLauncherPackageName(int userId) { 11935 Intent intent = new Intent(Intent.ACTION_MAIN); 11936 intent.addCategory(Intent.CATEGORY_HOME); 11937 ResolveInfo resolveInfo = resolveIntent( 11938 intent, 11939 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 11940 PackageManager.MATCH_DEFAULT_ONLY, 11941 userId); 11942 11943 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 11944 } 11945 11946 private String getDefaultDialerPackageName(int userId) { 11947 synchronized (mPackages) { 11948 return mSettings.getDefaultDialerPackageNameLPw(userId); 11949 } 11950 } 11951 11952 @Override 11953 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 11954 mContext.enforceCallingOrSelfPermission( 11955 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11956 "Only package verification agents can verify applications"); 11957 11958 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 11959 final PackageVerificationResponse response = new PackageVerificationResponse( 11960 verificationCode, Binder.getCallingUid()); 11961 msg.arg1 = id; 11962 msg.obj = response; 11963 mHandler.sendMessage(msg); 11964 } 11965 11966 @Override 11967 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 11968 long millisecondsToDelay) { 11969 mContext.enforceCallingOrSelfPermission( 11970 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11971 "Only package verification agents can extend verification timeouts"); 11972 11973 final PackageVerificationState state = mPendingVerification.get(id); 11974 final PackageVerificationResponse response = new PackageVerificationResponse( 11975 verificationCodeAtTimeout, Binder.getCallingUid()); 11976 11977 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 11978 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 11979 } 11980 if (millisecondsToDelay < 0) { 11981 millisecondsToDelay = 0; 11982 } 11983 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 11984 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 11985 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 11986 } 11987 11988 if ((state != null) && !state.timeoutExtended()) { 11989 state.extendTimeout(); 11990 11991 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 11992 msg.arg1 = id; 11993 msg.obj = response; 11994 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 11995 } 11996 } 11997 11998 private void broadcastPackageVerified(int verificationId, Uri packageUri, 11999 int verificationCode, UserHandle user) { 12000 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 12001 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 12002 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 12003 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 12004 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 12005 12006 mContext.sendBroadcastAsUser(intent, user, 12007 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 12008 } 12009 12010 private ComponentName matchComponentForVerifier(String packageName, 12011 List<ResolveInfo> receivers) { 12012 ActivityInfo targetReceiver = null; 12013 12014 final int NR = receivers.size(); 12015 for (int i = 0; i < NR; i++) { 12016 final ResolveInfo info = receivers.get(i); 12017 if (info.activityInfo == null) { 12018 continue; 12019 } 12020 12021 if (packageName.equals(info.activityInfo.packageName)) { 12022 targetReceiver = info.activityInfo; 12023 break; 12024 } 12025 } 12026 12027 if (targetReceiver == null) { 12028 return null; 12029 } 12030 12031 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 12032 } 12033 12034 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 12035 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 12036 if (pkgInfo.verifiers.length == 0) { 12037 return null; 12038 } 12039 12040 final int N = pkgInfo.verifiers.length; 12041 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 12042 for (int i = 0; i < N; i++) { 12043 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 12044 12045 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 12046 receivers); 12047 if (comp == null) { 12048 continue; 12049 } 12050 12051 final int verifierUid = getUidForVerifier(verifierInfo); 12052 if (verifierUid == -1) { 12053 continue; 12054 } 12055 12056 if (DEBUG_VERIFY) { 12057 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 12058 + " with the correct signature"); 12059 } 12060 sufficientVerifiers.add(comp); 12061 verificationState.addSufficientVerifier(verifierUid); 12062 } 12063 12064 return sufficientVerifiers; 12065 } 12066 12067 private int getUidForVerifier(VerifierInfo verifierInfo) { 12068 synchronized (mPackages) { 12069 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 12070 if (pkg == null) { 12071 return -1; 12072 } else if (pkg.mSignatures.length != 1) { 12073 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12074 + " has more than one signature; ignoring"); 12075 return -1; 12076 } 12077 12078 /* 12079 * If the public key of the package's signature does not match 12080 * our expected public key, then this is a different package and 12081 * we should skip. 12082 */ 12083 12084 final byte[] expectedPublicKey; 12085 try { 12086 final Signature verifierSig = pkg.mSignatures[0]; 12087 final PublicKey publicKey = verifierSig.getPublicKey(); 12088 expectedPublicKey = publicKey.getEncoded(); 12089 } catch (CertificateException e) { 12090 return -1; 12091 } 12092 12093 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 12094 12095 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 12096 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12097 + " does not have the expected public key; ignoring"); 12098 return -1; 12099 } 12100 12101 return pkg.applicationInfo.uid; 12102 } 12103 } 12104 12105 @Override 12106 public void finishPackageInstall(int token, boolean didLaunch) { 12107 enforceSystemOrRoot("Only the system is allowed to finish installs"); 12108 12109 if (DEBUG_INSTALL) { 12110 Slog.v(TAG, "BM finishing package install for " + token); 12111 } 12112 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12113 12114 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 12115 mHandler.sendMessage(msg); 12116 } 12117 12118 /** 12119 * Get the verification agent timeout. 12120 * 12121 * @return verification timeout in milliseconds 12122 */ 12123 private long getVerificationTimeout() { 12124 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 12125 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 12126 DEFAULT_VERIFICATION_TIMEOUT); 12127 } 12128 12129 /** 12130 * Get the default verification agent response code. 12131 * 12132 * @return default verification response code 12133 */ 12134 private int getDefaultVerificationResponse() { 12135 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12136 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 12137 DEFAULT_VERIFICATION_RESPONSE); 12138 } 12139 12140 /** 12141 * Check whether or not package verification has been enabled. 12142 * 12143 * @return true if verification should be performed 12144 */ 12145 private boolean isVerificationEnabled(int userId, int installFlags) { 12146 if (!DEFAULT_VERIFY_ENABLE) { 12147 return false; 12148 } 12149 // Ephemeral apps don't get the full verification treatment 12150 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 12151 if (DEBUG_EPHEMERAL) { 12152 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 12153 } 12154 return false; 12155 } 12156 12157 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 12158 12159 // Check if installing from ADB 12160 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 12161 // Do not run verification in a test harness environment 12162 if (ActivityManager.isRunningInTestHarness()) { 12163 return false; 12164 } 12165 if (ensureVerifyAppsEnabled) { 12166 return true; 12167 } 12168 // Check if the developer does not want package verification for ADB installs 12169 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12170 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 12171 return false; 12172 } 12173 } 12174 12175 if (ensureVerifyAppsEnabled) { 12176 return true; 12177 } 12178 12179 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12180 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 12181 } 12182 12183 @Override 12184 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 12185 throws RemoteException { 12186 mContext.enforceCallingOrSelfPermission( 12187 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 12188 "Only intentfilter verification agents can verify applications"); 12189 12190 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 12191 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 12192 Binder.getCallingUid(), verificationCode, failedDomains); 12193 msg.arg1 = id; 12194 msg.obj = response; 12195 mHandler.sendMessage(msg); 12196 } 12197 12198 @Override 12199 public int getIntentVerificationStatus(String packageName, int userId) { 12200 synchronized (mPackages) { 12201 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 12202 } 12203 } 12204 12205 @Override 12206 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 12207 mContext.enforceCallingOrSelfPermission( 12208 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12209 12210 boolean result = false; 12211 synchronized (mPackages) { 12212 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 12213 } 12214 if (result) { 12215 scheduleWritePackageRestrictionsLocked(userId); 12216 } 12217 return result; 12218 } 12219 12220 @Override 12221 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 12222 String packageName) { 12223 synchronized (mPackages) { 12224 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 12225 } 12226 } 12227 12228 @Override 12229 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 12230 if (TextUtils.isEmpty(packageName)) { 12231 return ParceledListSlice.emptyList(); 12232 } 12233 synchronized (mPackages) { 12234 PackageParser.Package pkg = mPackages.get(packageName); 12235 if (pkg == null || pkg.activities == null) { 12236 return ParceledListSlice.emptyList(); 12237 } 12238 final int count = pkg.activities.size(); 12239 ArrayList<IntentFilter> result = new ArrayList<>(); 12240 for (int n=0; n<count; n++) { 12241 PackageParser.Activity activity = pkg.activities.get(n); 12242 if (activity.intents != null && activity.intents.size() > 0) { 12243 result.addAll(activity.intents); 12244 } 12245 } 12246 return new ParceledListSlice<>(result); 12247 } 12248 } 12249 12250 @Override 12251 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 12252 mContext.enforceCallingOrSelfPermission( 12253 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12254 12255 synchronized (mPackages) { 12256 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 12257 if (packageName != null) { 12258 result |= updateIntentVerificationStatus(packageName, 12259 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 12260 userId); 12261 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 12262 packageName, userId); 12263 } 12264 return result; 12265 } 12266 } 12267 12268 @Override 12269 public String getDefaultBrowserPackageName(int userId) { 12270 synchronized (mPackages) { 12271 return mSettings.getDefaultBrowserPackageNameLPw(userId); 12272 } 12273 } 12274 12275 /** 12276 * Get the "allow unknown sources" setting. 12277 * 12278 * @return the current "allow unknown sources" setting 12279 */ 12280 private int getUnknownSourcesSettings() { 12281 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 12282 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 12283 -1); 12284 } 12285 12286 @Override 12287 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 12288 final int uid = Binder.getCallingUid(); 12289 // writer 12290 synchronized (mPackages) { 12291 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 12292 if (targetPackageSetting == null) { 12293 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 12294 } 12295 12296 PackageSetting installerPackageSetting; 12297 if (installerPackageName != null) { 12298 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 12299 if (installerPackageSetting == null) { 12300 throw new IllegalArgumentException("Unknown installer package: " 12301 + installerPackageName); 12302 } 12303 } else { 12304 installerPackageSetting = null; 12305 } 12306 12307 Signature[] callerSignature; 12308 Object obj = mSettings.getUserIdLPr(uid); 12309 if (obj != null) { 12310 if (obj instanceof SharedUserSetting) { 12311 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 12312 } else if (obj instanceof PackageSetting) { 12313 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 12314 } else { 12315 throw new SecurityException("Bad object " + obj + " for uid " + uid); 12316 } 12317 } else { 12318 throw new SecurityException("Unknown calling UID: " + uid); 12319 } 12320 12321 // Verify: can't set installerPackageName to a package that is 12322 // not signed with the same cert as the caller. 12323 if (installerPackageSetting != null) { 12324 if (compareSignatures(callerSignature, 12325 installerPackageSetting.signatures.mSignatures) 12326 != PackageManager.SIGNATURE_MATCH) { 12327 throw new SecurityException( 12328 "Caller does not have same cert as new installer package " 12329 + installerPackageName); 12330 } 12331 } 12332 12333 // Verify: if target already has an installer package, it must 12334 // be signed with the same cert as the caller. 12335 if (targetPackageSetting.installerPackageName != null) { 12336 PackageSetting setting = mSettings.mPackages.get( 12337 targetPackageSetting.installerPackageName); 12338 // If the currently set package isn't valid, then it's always 12339 // okay to change it. 12340 if (setting != null) { 12341 if (compareSignatures(callerSignature, 12342 setting.signatures.mSignatures) 12343 != PackageManager.SIGNATURE_MATCH) { 12344 throw new SecurityException( 12345 "Caller does not have same cert as old installer package " 12346 + targetPackageSetting.installerPackageName); 12347 } 12348 } 12349 } 12350 12351 // Okay! 12352 targetPackageSetting.installerPackageName = installerPackageName; 12353 if (installerPackageName != null) { 12354 mSettings.mInstallerPackages.add(installerPackageName); 12355 } 12356 scheduleWriteSettingsLocked(); 12357 } 12358 } 12359 12360 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 12361 // Queue up an async operation since the package installation may take a little while. 12362 mHandler.post(new Runnable() { 12363 public void run() { 12364 mHandler.removeCallbacks(this); 12365 // Result object to be returned 12366 PackageInstalledInfo res = new PackageInstalledInfo(); 12367 res.setReturnCode(currentStatus); 12368 res.uid = -1; 12369 res.pkg = null; 12370 res.removedInfo = null; 12371 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12372 args.doPreInstall(res.returnCode); 12373 synchronized (mInstallLock) { 12374 installPackageTracedLI(args, res); 12375 } 12376 args.doPostInstall(res.returnCode, res.uid); 12377 } 12378 12379 // A restore should be performed at this point if (a) the install 12380 // succeeded, (b) the operation is not an update, and (c) the new 12381 // package has not opted out of backup participation. 12382 final boolean update = res.removedInfo != null 12383 && res.removedInfo.removedPackage != null; 12384 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 12385 boolean doRestore = !update 12386 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 12387 12388 // Set up the post-install work request bookkeeping. This will be used 12389 // and cleaned up by the post-install event handling regardless of whether 12390 // there's a restore pass performed. Token values are >= 1. 12391 int token; 12392 if (mNextInstallToken < 0) mNextInstallToken = 1; 12393 token = mNextInstallToken++; 12394 12395 PostInstallData data = new PostInstallData(args, res); 12396 mRunningInstalls.put(token, data); 12397 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 12398 12399 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 12400 // Pass responsibility to the Backup Manager. It will perform a 12401 // restore if appropriate, then pass responsibility back to the 12402 // Package Manager to run the post-install observer callbacks 12403 // and broadcasts. 12404 IBackupManager bm = IBackupManager.Stub.asInterface( 12405 ServiceManager.getService(Context.BACKUP_SERVICE)); 12406 if (bm != null) { 12407 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 12408 + " to BM for possible restore"); 12409 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12410 try { 12411 // TODO: http://b/22388012 12412 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 12413 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 12414 } else { 12415 doRestore = false; 12416 } 12417 } catch (RemoteException e) { 12418 // can't happen; the backup manager is local 12419 } catch (Exception e) { 12420 Slog.e(TAG, "Exception trying to enqueue restore", e); 12421 doRestore = false; 12422 } 12423 } else { 12424 Slog.e(TAG, "Backup Manager not found!"); 12425 doRestore = false; 12426 } 12427 } 12428 12429 if (!doRestore) { 12430 // No restore possible, or the Backup Manager was mysteriously not 12431 // available -- just fire the post-install work request directly. 12432 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 12433 12434 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 12435 12436 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 12437 mHandler.sendMessage(msg); 12438 } 12439 } 12440 }); 12441 } 12442 12443 /** 12444 * Callback from PackageSettings whenever an app is first transitioned out of the 12445 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 12446 * the app was "launched" for a restoreAtInstall operation. Therefore we check 12447 * here whether the app is the target of an ongoing install, and only send the 12448 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 12449 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 12450 * handling. 12451 */ 12452 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 12453 // Serialize this with the rest of the install-process message chain. In the 12454 // restore-at-install case, this Runnable will necessarily run before the 12455 // POST_INSTALL message is processed, so the contents of mRunningInstalls 12456 // are coherent. In the non-restore case, the app has already completed install 12457 // and been launched through some other means, so it is not in a problematic 12458 // state for observers to see the FIRST_LAUNCH signal. 12459 mHandler.post(new Runnable() { 12460 @Override 12461 public void run() { 12462 for (int i = 0; i < mRunningInstalls.size(); i++) { 12463 final PostInstallData data = mRunningInstalls.valueAt(i); 12464 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12465 continue; 12466 } 12467 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 12468 // right package; but is it for the right user? 12469 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 12470 if (userId == data.res.newUsers[uIndex]) { 12471 if (DEBUG_BACKUP) { 12472 Slog.i(TAG, "Package " + pkgName 12473 + " being restored so deferring FIRST_LAUNCH"); 12474 } 12475 return; 12476 } 12477 } 12478 } 12479 } 12480 // didn't find it, so not being restored 12481 if (DEBUG_BACKUP) { 12482 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 12483 } 12484 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 12485 } 12486 }); 12487 } 12488 12489 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 12490 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 12491 installerPkg, null, userIds); 12492 } 12493 12494 private abstract class HandlerParams { 12495 private static final int MAX_RETRIES = 4; 12496 12497 /** 12498 * Number of times startCopy() has been attempted and had a non-fatal 12499 * error. 12500 */ 12501 private int mRetries = 0; 12502 12503 /** User handle for the user requesting the information or installation. */ 12504 private final UserHandle mUser; 12505 String traceMethod; 12506 int traceCookie; 12507 12508 HandlerParams(UserHandle user) { 12509 mUser = user; 12510 } 12511 12512 UserHandle getUser() { 12513 return mUser; 12514 } 12515 12516 HandlerParams setTraceMethod(String traceMethod) { 12517 this.traceMethod = traceMethod; 12518 return this; 12519 } 12520 12521 HandlerParams setTraceCookie(int traceCookie) { 12522 this.traceCookie = traceCookie; 12523 return this; 12524 } 12525 12526 final boolean startCopy() { 12527 boolean res; 12528 try { 12529 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 12530 12531 if (++mRetries > MAX_RETRIES) { 12532 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 12533 mHandler.sendEmptyMessage(MCS_GIVE_UP); 12534 handleServiceError(); 12535 return false; 12536 } else { 12537 handleStartCopy(); 12538 res = true; 12539 } 12540 } catch (RemoteException e) { 12541 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 12542 mHandler.sendEmptyMessage(MCS_RECONNECT); 12543 res = false; 12544 } 12545 handleReturnCode(); 12546 return res; 12547 } 12548 12549 final void serviceError() { 12550 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 12551 handleServiceError(); 12552 handleReturnCode(); 12553 } 12554 12555 abstract void handleStartCopy() throws RemoteException; 12556 abstract void handleServiceError(); 12557 abstract void handleReturnCode(); 12558 } 12559 12560 class MeasureParams extends HandlerParams { 12561 private final PackageStats mStats; 12562 private boolean mSuccess; 12563 12564 private final IPackageStatsObserver mObserver; 12565 12566 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 12567 super(new UserHandle(stats.userHandle)); 12568 mObserver = observer; 12569 mStats = stats; 12570 } 12571 12572 @Override 12573 public String toString() { 12574 return "MeasureParams{" 12575 + Integer.toHexString(System.identityHashCode(this)) 12576 + " " + mStats.packageName + "}"; 12577 } 12578 12579 @Override 12580 void handleStartCopy() throws RemoteException { 12581 synchronized (mInstallLock) { 12582 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 12583 } 12584 12585 if (mSuccess) { 12586 boolean mounted = false; 12587 try { 12588 final String status = Environment.getExternalStorageState(); 12589 mounted = (Environment.MEDIA_MOUNTED.equals(status) 12590 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 12591 } catch (Exception e) { 12592 } 12593 12594 if (mounted) { 12595 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 12596 12597 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 12598 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 12599 12600 mStats.externalDataSize = calculateDirectorySize(mContainerService, 12601 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 12602 12603 // Always subtract cache size, since it's a subdirectory 12604 mStats.externalDataSize -= mStats.externalCacheSize; 12605 12606 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 12607 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 12608 12609 mStats.externalObbSize = calculateDirectorySize(mContainerService, 12610 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 12611 } 12612 } 12613 } 12614 12615 @Override 12616 void handleReturnCode() { 12617 if (mObserver != null) { 12618 try { 12619 mObserver.onGetStatsCompleted(mStats, mSuccess); 12620 } catch (RemoteException e) { 12621 Slog.i(TAG, "Observer no longer exists."); 12622 } 12623 } 12624 } 12625 12626 @Override 12627 void handleServiceError() { 12628 Slog.e(TAG, "Could not measure application " + mStats.packageName 12629 + " external storage"); 12630 } 12631 } 12632 12633 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 12634 throws RemoteException { 12635 long result = 0; 12636 for (File path : paths) { 12637 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 12638 } 12639 return result; 12640 } 12641 12642 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 12643 for (File path : paths) { 12644 try { 12645 mcs.clearDirectory(path.getAbsolutePath()); 12646 } catch (RemoteException e) { 12647 } 12648 } 12649 } 12650 12651 static class OriginInfo { 12652 /** 12653 * Location where install is coming from, before it has been 12654 * copied/renamed into place. This could be a single monolithic APK 12655 * file, or a cluster directory. This location may be untrusted. 12656 */ 12657 final File file; 12658 final String cid; 12659 12660 /** 12661 * Flag indicating that {@link #file} or {@link #cid} has already been 12662 * staged, meaning downstream users don't need to defensively copy the 12663 * contents. 12664 */ 12665 final boolean staged; 12666 12667 /** 12668 * Flag indicating that {@link #file} or {@link #cid} is an already 12669 * installed app that is being moved. 12670 */ 12671 final boolean existing; 12672 12673 final String resolvedPath; 12674 final File resolvedFile; 12675 12676 static OriginInfo fromNothing() { 12677 return new OriginInfo(null, null, false, false); 12678 } 12679 12680 static OriginInfo fromUntrustedFile(File file) { 12681 return new OriginInfo(file, null, false, false); 12682 } 12683 12684 static OriginInfo fromExistingFile(File file) { 12685 return new OriginInfo(file, null, false, true); 12686 } 12687 12688 static OriginInfo fromStagedFile(File file) { 12689 return new OriginInfo(file, null, true, false); 12690 } 12691 12692 static OriginInfo fromStagedContainer(String cid) { 12693 return new OriginInfo(null, cid, true, false); 12694 } 12695 12696 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 12697 this.file = file; 12698 this.cid = cid; 12699 this.staged = staged; 12700 this.existing = existing; 12701 12702 if (cid != null) { 12703 resolvedPath = PackageHelper.getSdDir(cid); 12704 resolvedFile = new File(resolvedPath); 12705 } else if (file != null) { 12706 resolvedPath = file.getAbsolutePath(); 12707 resolvedFile = file; 12708 } else { 12709 resolvedPath = null; 12710 resolvedFile = null; 12711 } 12712 } 12713 } 12714 12715 static class MoveInfo { 12716 final int moveId; 12717 final String fromUuid; 12718 final String toUuid; 12719 final String packageName; 12720 final String dataAppName; 12721 final int appId; 12722 final String seinfo; 12723 final int targetSdkVersion; 12724 12725 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 12726 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 12727 this.moveId = moveId; 12728 this.fromUuid = fromUuid; 12729 this.toUuid = toUuid; 12730 this.packageName = packageName; 12731 this.dataAppName = dataAppName; 12732 this.appId = appId; 12733 this.seinfo = seinfo; 12734 this.targetSdkVersion = targetSdkVersion; 12735 } 12736 } 12737 12738 static class VerificationInfo { 12739 /** A constant used to indicate that a uid value is not present. */ 12740 public static final int NO_UID = -1; 12741 12742 /** URI referencing where the package was downloaded from. */ 12743 final Uri originatingUri; 12744 12745 /** HTTP referrer URI associated with the originatingURI. */ 12746 final Uri referrer; 12747 12748 /** UID of the application that the install request originated from. */ 12749 final int originatingUid; 12750 12751 /** UID of application requesting the install */ 12752 final int installerUid; 12753 12754 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 12755 this.originatingUri = originatingUri; 12756 this.referrer = referrer; 12757 this.originatingUid = originatingUid; 12758 this.installerUid = installerUid; 12759 } 12760 } 12761 12762 class InstallParams extends HandlerParams { 12763 final OriginInfo origin; 12764 final MoveInfo move; 12765 final IPackageInstallObserver2 observer; 12766 int installFlags; 12767 final String installerPackageName; 12768 final String volumeUuid; 12769 private InstallArgs mArgs; 12770 private int mRet; 12771 final String packageAbiOverride; 12772 final String[] grantedRuntimePermissions; 12773 final VerificationInfo verificationInfo; 12774 final Certificate[][] certificates; 12775 12776 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 12777 int installFlags, String installerPackageName, String volumeUuid, 12778 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 12779 String[] grantedPermissions, Certificate[][] certificates) { 12780 super(user); 12781 this.origin = origin; 12782 this.move = move; 12783 this.observer = observer; 12784 this.installFlags = installFlags; 12785 this.installerPackageName = installerPackageName; 12786 this.volumeUuid = volumeUuid; 12787 this.verificationInfo = verificationInfo; 12788 this.packageAbiOverride = packageAbiOverride; 12789 this.grantedRuntimePermissions = grantedPermissions; 12790 this.certificates = certificates; 12791 } 12792 12793 @Override 12794 public String toString() { 12795 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 12796 + " file=" + origin.file + " cid=" + origin.cid + "}"; 12797 } 12798 12799 private int installLocationPolicy(PackageInfoLite pkgLite) { 12800 String packageName = pkgLite.packageName; 12801 int installLocation = pkgLite.installLocation; 12802 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12803 // reader 12804 synchronized (mPackages) { 12805 // Currently installed package which the new package is attempting to replace or 12806 // null if no such package is installed. 12807 PackageParser.Package installedPkg = mPackages.get(packageName); 12808 // Package which currently owns the data which the new package will own if installed. 12809 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 12810 // will be null whereas dataOwnerPkg will contain information about the package 12811 // which was uninstalled while keeping its data. 12812 PackageParser.Package dataOwnerPkg = installedPkg; 12813 if (dataOwnerPkg == null) { 12814 PackageSetting ps = mSettings.mPackages.get(packageName); 12815 if (ps != null) { 12816 dataOwnerPkg = ps.pkg; 12817 } 12818 } 12819 12820 if (dataOwnerPkg != null) { 12821 // If installed, the package will get access to data left on the device by its 12822 // predecessor. As a security measure, this is permited only if this is not a 12823 // version downgrade or if the predecessor package is marked as debuggable and 12824 // a downgrade is explicitly requested. 12825 // 12826 // On debuggable platform builds, downgrades are permitted even for 12827 // non-debuggable packages to make testing easier. Debuggable platform builds do 12828 // not offer security guarantees and thus it's OK to disable some security 12829 // mechanisms to make debugging/testing easier on those builds. However, even on 12830 // debuggable builds downgrades of packages are permitted only if requested via 12831 // installFlags. This is because we aim to keep the behavior of debuggable 12832 // platform builds as close as possible to the behavior of non-debuggable 12833 // platform builds. 12834 final boolean downgradeRequested = 12835 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 12836 final boolean packageDebuggable = 12837 (dataOwnerPkg.applicationInfo.flags 12838 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 12839 final boolean downgradePermitted = 12840 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 12841 if (!downgradePermitted) { 12842 try { 12843 checkDowngrade(dataOwnerPkg, pkgLite); 12844 } catch (PackageManagerException e) { 12845 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 12846 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 12847 } 12848 } 12849 } 12850 12851 if (installedPkg != null) { 12852 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12853 // Check for updated system application. 12854 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12855 if (onSd) { 12856 Slog.w(TAG, "Cannot install update to system app on sdcard"); 12857 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 12858 } 12859 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12860 } else { 12861 if (onSd) { 12862 // Install flag overrides everything. 12863 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12864 } 12865 // If current upgrade specifies particular preference 12866 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 12867 // Application explicitly specified internal. 12868 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12869 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 12870 // App explictly prefers external. Let policy decide 12871 } else { 12872 // Prefer previous location 12873 if (isExternal(installedPkg)) { 12874 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12875 } 12876 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12877 } 12878 } 12879 } else { 12880 // Invalid install. Return error code 12881 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 12882 } 12883 } 12884 } 12885 // All the special cases have been taken care of. 12886 // Return result based on recommended install location. 12887 if (onSd) { 12888 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12889 } 12890 return pkgLite.recommendedInstallLocation; 12891 } 12892 12893 /* 12894 * Invoke remote method to get package information and install 12895 * location values. Override install location based on default 12896 * policy if needed and then create install arguments based 12897 * on the install location. 12898 */ 12899 public void handleStartCopy() throws RemoteException { 12900 int ret = PackageManager.INSTALL_SUCCEEDED; 12901 12902 // If we're already staged, we've firmly committed to an install location 12903 if (origin.staged) { 12904 if (origin.file != null) { 12905 installFlags |= PackageManager.INSTALL_INTERNAL; 12906 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 12907 } else if (origin.cid != null) { 12908 installFlags |= PackageManager.INSTALL_EXTERNAL; 12909 installFlags &= ~PackageManager.INSTALL_INTERNAL; 12910 } else { 12911 throw new IllegalStateException("Invalid stage location"); 12912 } 12913 } 12914 12915 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12916 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 12917 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12918 PackageInfoLite pkgLite = null; 12919 12920 if (onInt && onSd) { 12921 // Check if both bits are set. 12922 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 12923 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12924 } else if (onSd && ephemeral) { 12925 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 12926 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12927 } else { 12928 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 12929 packageAbiOverride); 12930 12931 if (DEBUG_EPHEMERAL && ephemeral) { 12932 Slog.v(TAG, "pkgLite for install: " + pkgLite); 12933 } 12934 12935 /* 12936 * If we have too little free space, try to free cache 12937 * before giving up. 12938 */ 12939 if (!origin.staged && pkgLite.recommendedInstallLocation 12940 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 12941 // TODO: focus freeing disk space on the target device 12942 final StorageManager storage = StorageManager.from(mContext); 12943 final long lowThreshold = storage.getStorageLowBytes( 12944 Environment.getDataDirectory()); 12945 12946 final long sizeBytes = mContainerService.calculateInstalledSize( 12947 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 12948 12949 try { 12950 mInstaller.freeCache(null, sizeBytes + lowThreshold); 12951 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 12952 installFlags, packageAbiOverride); 12953 } catch (InstallerException e) { 12954 Slog.w(TAG, "Failed to free cache", e); 12955 } 12956 12957 /* 12958 * The cache free must have deleted the file we 12959 * downloaded to install. 12960 * 12961 * TODO: fix the "freeCache" call to not delete 12962 * the file we care about. 12963 */ 12964 if (pkgLite.recommendedInstallLocation 12965 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 12966 pkgLite.recommendedInstallLocation 12967 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 12968 } 12969 } 12970 } 12971 12972 if (ret == PackageManager.INSTALL_SUCCEEDED) { 12973 int loc = pkgLite.recommendedInstallLocation; 12974 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 12975 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12976 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 12977 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 12978 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 12979 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 12980 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 12981 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 12982 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 12983 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 12984 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 12985 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 12986 } else { 12987 // Override with defaults if needed. 12988 loc = installLocationPolicy(pkgLite); 12989 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 12990 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 12991 } else if (!onSd && !onInt) { 12992 // Override install location with flags 12993 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 12994 // Set the flag to install on external media. 12995 installFlags |= PackageManager.INSTALL_EXTERNAL; 12996 installFlags &= ~PackageManager.INSTALL_INTERNAL; 12997 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 12998 if (DEBUG_EPHEMERAL) { 12999 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 13000 } 13001 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13002 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 13003 |PackageManager.INSTALL_INTERNAL); 13004 } else { 13005 // Make sure the flag for installing on external 13006 // media is unset 13007 installFlags |= PackageManager.INSTALL_INTERNAL; 13008 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 13009 } 13010 } 13011 } 13012 } 13013 13014 final InstallArgs args = createInstallArgs(this); 13015 mArgs = args; 13016 13017 if (ret == PackageManager.INSTALL_SUCCEEDED) { 13018 // TODO: http://b/22976637 13019 // Apps installed for "all" users use the device owner to verify the app 13020 UserHandle verifierUser = getUser(); 13021 if (verifierUser == UserHandle.ALL) { 13022 verifierUser = UserHandle.SYSTEM; 13023 } 13024 13025 /* 13026 * Determine if we have any installed package verifiers. If we 13027 * do, then we'll defer to them to verify the packages. 13028 */ 13029 final int requiredUid = mRequiredVerifierPackage == null ? -1 13030 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 13031 verifierUser.getIdentifier()); 13032 if (!origin.existing && requiredUid != -1 13033 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 13034 final Intent verification = new Intent( 13035 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 13036 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 13037 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 13038 PACKAGE_MIME_TYPE); 13039 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13040 13041 // Query all live verifiers based on current user state 13042 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 13043 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 13044 13045 if (DEBUG_VERIFY) { 13046 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 13047 + verification.toString() + " with " + pkgLite.verifiers.length 13048 + " optional verifiers"); 13049 } 13050 13051 final int verificationId = mPendingVerificationToken++; 13052 13053 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13054 13055 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 13056 installerPackageName); 13057 13058 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 13059 installFlags); 13060 13061 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 13062 pkgLite.packageName); 13063 13064 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 13065 pkgLite.versionCode); 13066 13067 if (verificationInfo != null) { 13068 if (verificationInfo.originatingUri != null) { 13069 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 13070 verificationInfo.originatingUri); 13071 } 13072 if (verificationInfo.referrer != null) { 13073 verification.putExtra(Intent.EXTRA_REFERRER, 13074 verificationInfo.referrer); 13075 } 13076 if (verificationInfo.originatingUid >= 0) { 13077 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 13078 verificationInfo.originatingUid); 13079 } 13080 if (verificationInfo.installerUid >= 0) { 13081 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 13082 verificationInfo.installerUid); 13083 } 13084 } 13085 13086 final PackageVerificationState verificationState = new PackageVerificationState( 13087 requiredUid, args); 13088 13089 mPendingVerification.append(verificationId, verificationState); 13090 13091 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 13092 receivers, verificationState); 13093 13094 /* 13095 * If any sufficient verifiers were listed in the package 13096 * manifest, attempt to ask them. 13097 */ 13098 if (sufficientVerifiers != null) { 13099 final int N = sufficientVerifiers.size(); 13100 if (N == 0) { 13101 Slog.i(TAG, "Additional verifiers required, but none installed."); 13102 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 13103 } else { 13104 for (int i = 0; i < N; i++) { 13105 final ComponentName verifierComponent = sufficientVerifiers.get(i); 13106 13107 final Intent sufficientIntent = new Intent(verification); 13108 sufficientIntent.setComponent(verifierComponent); 13109 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 13110 } 13111 } 13112 } 13113 13114 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 13115 mRequiredVerifierPackage, receivers); 13116 if (ret == PackageManager.INSTALL_SUCCEEDED 13117 && mRequiredVerifierPackage != null) { 13118 Trace.asyncTraceBegin( 13119 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 13120 /* 13121 * Send the intent to the required verification agent, 13122 * but only start the verification timeout after the 13123 * target BroadcastReceivers have run. 13124 */ 13125 verification.setComponent(requiredVerifierComponent); 13126 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 13127 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13128 new BroadcastReceiver() { 13129 @Override 13130 public void onReceive(Context context, Intent intent) { 13131 final Message msg = mHandler 13132 .obtainMessage(CHECK_PENDING_VERIFICATION); 13133 msg.arg1 = verificationId; 13134 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 13135 } 13136 }, null, 0, null, null); 13137 13138 /* 13139 * We don't want the copy to proceed until verification 13140 * succeeds, so null out this field. 13141 */ 13142 mArgs = null; 13143 } 13144 } else { 13145 /* 13146 * No package verification is enabled, so immediately start 13147 * the remote call to initiate copy using temporary file. 13148 */ 13149 ret = args.copyApk(mContainerService, true); 13150 } 13151 } 13152 13153 mRet = ret; 13154 } 13155 13156 @Override 13157 void handleReturnCode() { 13158 // If mArgs is null, then MCS couldn't be reached. When it 13159 // reconnects, it will try again to install. At that point, this 13160 // will succeed. 13161 if (mArgs != null) { 13162 processPendingInstall(mArgs, mRet); 13163 } 13164 } 13165 13166 @Override 13167 void handleServiceError() { 13168 mArgs = createInstallArgs(this); 13169 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13170 } 13171 13172 public boolean isForwardLocked() { 13173 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13174 } 13175 } 13176 13177 /** 13178 * Used during creation of InstallArgs 13179 * 13180 * @param installFlags package installation flags 13181 * @return true if should be installed on external storage 13182 */ 13183 private static boolean installOnExternalAsec(int installFlags) { 13184 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 13185 return false; 13186 } 13187 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13188 return true; 13189 } 13190 return false; 13191 } 13192 13193 /** 13194 * Used during creation of InstallArgs 13195 * 13196 * @param installFlags package installation flags 13197 * @return true if should be installed as forward locked 13198 */ 13199 private static boolean installForwardLocked(int installFlags) { 13200 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13201 } 13202 13203 private InstallArgs createInstallArgs(InstallParams params) { 13204 if (params.move != null) { 13205 return new MoveInstallArgs(params); 13206 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 13207 return new AsecInstallArgs(params); 13208 } else { 13209 return new FileInstallArgs(params); 13210 } 13211 } 13212 13213 /** 13214 * Create args that describe an existing installed package. Typically used 13215 * when cleaning up old installs, or used as a move source. 13216 */ 13217 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 13218 String resourcePath, String[] instructionSets) { 13219 final boolean isInAsec; 13220 if (installOnExternalAsec(installFlags)) { 13221 /* Apps on SD card are always in ASEC containers. */ 13222 isInAsec = true; 13223 } else if (installForwardLocked(installFlags) 13224 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 13225 /* 13226 * Forward-locked apps are only in ASEC containers if they're the 13227 * new style 13228 */ 13229 isInAsec = true; 13230 } else { 13231 isInAsec = false; 13232 } 13233 13234 if (isInAsec) { 13235 return new AsecInstallArgs(codePath, instructionSets, 13236 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 13237 } else { 13238 return new FileInstallArgs(codePath, resourcePath, instructionSets); 13239 } 13240 } 13241 13242 static abstract class InstallArgs { 13243 /** @see InstallParams#origin */ 13244 final OriginInfo origin; 13245 /** @see InstallParams#move */ 13246 final MoveInfo move; 13247 13248 final IPackageInstallObserver2 observer; 13249 // Always refers to PackageManager flags only 13250 final int installFlags; 13251 final String installerPackageName; 13252 final String volumeUuid; 13253 final UserHandle user; 13254 final String abiOverride; 13255 final String[] installGrantPermissions; 13256 /** If non-null, drop an async trace when the install completes */ 13257 final String traceMethod; 13258 final int traceCookie; 13259 final Certificate[][] certificates; 13260 13261 // The list of instruction sets supported by this app. This is currently 13262 // only used during the rmdex() phase to clean up resources. We can get rid of this 13263 // if we move dex files under the common app path. 13264 /* nullable */ String[] instructionSets; 13265 13266 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 13267 int installFlags, String installerPackageName, String volumeUuid, 13268 UserHandle user, String[] instructionSets, 13269 String abiOverride, String[] installGrantPermissions, 13270 String traceMethod, int traceCookie, Certificate[][] certificates) { 13271 this.origin = origin; 13272 this.move = move; 13273 this.installFlags = installFlags; 13274 this.observer = observer; 13275 this.installerPackageName = installerPackageName; 13276 this.volumeUuid = volumeUuid; 13277 this.user = user; 13278 this.instructionSets = instructionSets; 13279 this.abiOverride = abiOverride; 13280 this.installGrantPermissions = installGrantPermissions; 13281 this.traceMethod = traceMethod; 13282 this.traceCookie = traceCookie; 13283 this.certificates = certificates; 13284 } 13285 13286 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 13287 abstract int doPreInstall(int status); 13288 13289 /** 13290 * Rename package into final resting place. All paths on the given 13291 * scanned package should be updated to reflect the rename. 13292 */ 13293 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 13294 abstract int doPostInstall(int status, int uid); 13295 13296 /** @see PackageSettingBase#codePathString */ 13297 abstract String getCodePath(); 13298 /** @see PackageSettingBase#resourcePathString */ 13299 abstract String getResourcePath(); 13300 13301 // Need installer lock especially for dex file removal. 13302 abstract void cleanUpResourcesLI(); 13303 abstract boolean doPostDeleteLI(boolean delete); 13304 13305 /** 13306 * Called before the source arguments are copied. This is used mostly 13307 * for MoveParams when it needs to read the source file to put it in the 13308 * destination. 13309 */ 13310 int doPreCopy() { 13311 return PackageManager.INSTALL_SUCCEEDED; 13312 } 13313 13314 /** 13315 * Called after the source arguments are copied. This is used mostly for 13316 * MoveParams when it needs to read the source file to put it in the 13317 * destination. 13318 */ 13319 int doPostCopy(int uid) { 13320 return PackageManager.INSTALL_SUCCEEDED; 13321 } 13322 13323 protected boolean isFwdLocked() { 13324 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13325 } 13326 13327 protected boolean isExternalAsec() { 13328 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 13329 } 13330 13331 protected boolean isEphemeral() { 13332 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13333 } 13334 13335 UserHandle getUser() { 13336 return user; 13337 } 13338 } 13339 13340 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 13341 if (!allCodePaths.isEmpty()) { 13342 if (instructionSets == null) { 13343 throw new IllegalStateException("instructionSet == null"); 13344 } 13345 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 13346 for (String codePath : allCodePaths) { 13347 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 13348 try { 13349 mInstaller.rmdex(codePath, dexCodeInstructionSet); 13350 } catch (InstallerException ignored) { 13351 } 13352 } 13353 } 13354 } 13355 } 13356 13357 /** 13358 * Logic to handle installation of non-ASEC applications, including copying 13359 * and renaming logic. 13360 */ 13361 class FileInstallArgs extends InstallArgs { 13362 private File codeFile; 13363 private File resourceFile; 13364 13365 // Example topology: 13366 // /data/app/com.example/base.apk 13367 // /data/app/com.example/split_foo.apk 13368 // /data/app/com.example/lib/arm/libfoo.so 13369 // /data/app/com.example/lib/arm64/libfoo.so 13370 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 13371 13372 /** New install */ 13373 FileInstallArgs(InstallParams params) { 13374 super(params.origin, params.move, params.observer, params.installFlags, 13375 params.installerPackageName, params.volumeUuid, 13376 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 13377 params.grantedRuntimePermissions, 13378 params.traceMethod, params.traceCookie, params.certificates); 13379 if (isFwdLocked()) { 13380 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 13381 } 13382 } 13383 13384 /** Existing install */ 13385 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 13386 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 13387 null, null, null, 0, null /*certificates*/); 13388 this.codeFile = (codePath != null) ? new File(codePath) : null; 13389 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 13390 } 13391 13392 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13393 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 13394 try { 13395 return doCopyApk(imcs, temp); 13396 } finally { 13397 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13398 } 13399 } 13400 13401 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13402 if (origin.staged) { 13403 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 13404 codeFile = origin.file; 13405 resourceFile = origin.file; 13406 return PackageManager.INSTALL_SUCCEEDED; 13407 } 13408 13409 try { 13410 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13411 final File tempDir = 13412 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 13413 codeFile = tempDir; 13414 resourceFile = tempDir; 13415 } catch (IOException e) { 13416 Slog.w(TAG, "Failed to create copy file: " + e); 13417 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 13418 } 13419 13420 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 13421 @Override 13422 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 13423 if (!FileUtils.isValidExtFilename(name)) { 13424 throw new IllegalArgumentException("Invalid filename: " + name); 13425 } 13426 try { 13427 final File file = new File(codeFile, name); 13428 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 13429 O_RDWR | O_CREAT, 0644); 13430 Os.chmod(file.getAbsolutePath(), 0644); 13431 return new ParcelFileDescriptor(fd); 13432 } catch (ErrnoException e) { 13433 throw new RemoteException("Failed to open: " + e.getMessage()); 13434 } 13435 } 13436 }; 13437 13438 int ret = PackageManager.INSTALL_SUCCEEDED; 13439 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 13440 if (ret != PackageManager.INSTALL_SUCCEEDED) { 13441 Slog.e(TAG, "Failed to copy package"); 13442 return ret; 13443 } 13444 13445 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 13446 NativeLibraryHelper.Handle handle = null; 13447 try { 13448 handle = NativeLibraryHelper.Handle.create(codeFile); 13449 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 13450 abiOverride); 13451 } catch (IOException e) { 13452 Slog.e(TAG, "Copying native libraries failed", e); 13453 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13454 } finally { 13455 IoUtils.closeQuietly(handle); 13456 } 13457 13458 return ret; 13459 } 13460 13461 int doPreInstall(int status) { 13462 if (status != PackageManager.INSTALL_SUCCEEDED) { 13463 cleanUp(); 13464 } 13465 return status; 13466 } 13467 13468 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13469 if (status != PackageManager.INSTALL_SUCCEEDED) { 13470 cleanUp(); 13471 return false; 13472 } 13473 13474 final File targetDir = codeFile.getParentFile(); 13475 final File beforeCodeFile = codeFile; 13476 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 13477 13478 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 13479 try { 13480 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 13481 } catch (ErrnoException e) { 13482 Slog.w(TAG, "Failed to rename", e); 13483 return false; 13484 } 13485 13486 if (!SELinux.restoreconRecursive(afterCodeFile)) { 13487 Slog.w(TAG, "Failed to restorecon"); 13488 return false; 13489 } 13490 13491 // Reflect the rename internally 13492 codeFile = afterCodeFile; 13493 resourceFile = afterCodeFile; 13494 13495 // Reflect the rename in scanned details 13496 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13497 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13498 afterCodeFile, pkg.baseCodePath)); 13499 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13500 afterCodeFile, pkg.splitCodePaths)); 13501 13502 // Reflect the rename in app info 13503 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13504 pkg.setApplicationInfoCodePath(pkg.codePath); 13505 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13506 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13507 pkg.setApplicationInfoResourcePath(pkg.codePath); 13508 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13509 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13510 13511 return true; 13512 } 13513 13514 int doPostInstall(int status, int uid) { 13515 if (status != PackageManager.INSTALL_SUCCEEDED) { 13516 cleanUp(); 13517 } 13518 return status; 13519 } 13520 13521 @Override 13522 String getCodePath() { 13523 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 13524 } 13525 13526 @Override 13527 String getResourcePath() { 13528 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 13529 } 13530 13531 private boolean cleanUp() { 13532 if (codeFile == null || !codeFile.exists()) { 13533 return false; 13534 } 13535 13536 removeCodePathLI(codeFile); 13537 13538 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 13539 resourceFile.delete(); 13540 } 13541 13542 return true; 13543 } 13544 13545 void cleanUpResourcesLI() { 13546 // Try enumerating all code paths before deleting 13547 List<String> allCodePaths = Collections.EMPTY_LIST; 13548 if (codeFile != null && codeFile.exists()) { 13549 try { 13550 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13551 allCodePaths = pkg.getAllCodePaths(); 13552 } catch (PackageParserException e) { 13553 // Ignored; we tried our best 13554 } 13555 } 13556 13557 cleanUp(); 13558 removeDexFiles(allCodePaths, instructionSets); 13559 } 13560 13561 boolean doPostDeleteLI(boolean delete) { 13562 // XXX err, shouldn't we respect the delete flag? 13563 cleanUpResourcesLI(); 13564 return true; 13565 } 13566 } 13567 13568 private boolean isAsecExternal(String cid) { 13569 final String asecPath = PackageHelper.getSdFilesystem(cid); 13570 return !asecPath.startsWith(mAsecInternalPath); 13571 } 13572 13573 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 13574 PackageManagerException { 13575 if (copyRet < 0) { 13576 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 13577 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 13578 throw new PackageManagerException(copyRet, message); 13579 } 13580 } 13581 } 13582 13583 /** 13584 * Extract the MountService "container ID" from the full code path of an 13585 * .apk. 13586 */ 13587 static String cidFromCodePath(String fullCodePath) { 13588 int eidx = fullCodePath.lastIndexOf("/"); 13589 String subStr1 = fullCodePath.substring(0, eidx); 13590 int sidx = subStr1.lastIndexOf("/"); 13591 return subStr1.substring(sidx+1, eidx); 13592 } 13593 13594 /** 13595 * Logic to handle installation of ASEC applications, including copying and 13596 * renaming logic. 13597 */ 13598 class AsecInstallArgs extends InstallArgs { 13599 static final String RES_FILE_NAME = "pkg.apk"; 13600 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 13601 13602 String cid; 13603 String packagePath; 13604 String resourcePath; 13605 13606 /** New install */ 13607 AsecInstallArgs(InstallParams params) { 13608 super(params.origin, params.move, params.observer, params.installFlags, 13609 params.installerPackageName, params.volumeUuid, 13610 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 13611 params.grantedRuntimePermissions, 13612 params.traceMethod, params.traceCookie, params.certificates); 13613 } 13614 13615 /** Existing install */ 13616 AsecInstallArgs(String fullCodePath, String[] instructionSets, 13617 boolean isExternal, boolean isForwardLocked) { 13618 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 13619 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13620 instructionSets, null, null, null, 0, null /*certificates*/); 13621 // Hackily pretend we're still looking at a full code path 13622 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 13623 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 13624 } 13625 13626 // Extract cid from fullCodePath 13627 int eidx = fullCodePath.lastIndexOf("/"); 13628 String subStr1 = fullCodePath.substring(0, eidx); 13629 int sidx = subStr1.lastIndexOf("/"); 13630 cid = subStr1.substring(sidx+1, eidx); 13631 setMountPath(subStr1); 13632 } 13633 13634 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 13635 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 13636 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13637 instructionSets, null, null, null, 0, null /*certificates*/); 13638 this.cid = cid; 13639 setMountPath(PackageHelper.getSdDir(cid)); 13640 } 13641 13642 void createCopyFile() { 13643 cid = mInstallerService.allocateExternalStageCidLegacy(); 13644 } 13645 13646 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13647 if (origin.staged && origin.cid != null) { 13648 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 13649 cid = origin.cid; 13650 setMountPath(PackageHelper.getSdDir(cid)); 13651 return PackageManager.INSTALL_SUCCEEDED; 13652 } 13653 13654 if (temp) { 13655 createCopyFile(); 13656 } else { 13657 /* 13658 * Pre-emptively destroy the container since it's destroyed if 13659 * copying fails due to it existing anyway. 13660 */ 13661 PackageHelper.destroySdDir(cid); 13662 } 13663 13664 final String newMountPath = imcs.copyPackageToContainer( 13665 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 13666 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 13667 13668 if (newMountPath != null) { 13669 setMountPath(newMountPath); 13670 return PackageManager.INSTALL_SUCCEEDED; 13671 } else { 13672 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13673 } 13674 } 13675 13676 @Override 13677 String getCodePath() { 13678 return packagePath; 13679 } 13680 13681 @Override 13682 String getResourcePath() { 13683 return resourcePath; 13684 } 13685 13686 int doPreInstall(int status) { 13687 if (status != PackageManager.INSTALL_SUCCEEDED) { 13688 // Destroy container 13689 PackageHelper.destroySdDir(cid); 13690 } else { 13691 boolean mounted = PackageHelper.isContainerMounted(cid); 13692 if (!mounted) { 13693 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 13694 Process.SYSTEM_UID); 13695 if (newMountPath != null) { 13696 setMountPath(newMountPath); 13697 } else { 13698 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13699 } 13700 } 13701 } 13702 return status; 13703 } 13704 13705 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13706 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 13707 String newMountPath = null; 13708 if (PackageHelper.isContainerMounted(cid)) { 13709 // Unmount the container 13710 if (!PackageHelper.unMountSdDir(cid)) { 13711 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 13712 return false; 13713 } 13714 } 13715 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13716 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 13717 " which might be stale. Will try to clean up."); 13718 // Clean up the stale container and proceed to recreate. 13719 if (!PackageHelper.destroySdDir(newCacheId)) { 13720 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 13721 return false; 13722 } 13723 // Successfully cleaned up stale container. Try to rename again. 13724 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13725 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 13726 + " inspite of cleaning it up."); 13727 return false; 13728 } 13729 } 13730 if (!PackageHelper.isContainerMounted(newCacheId)) { 13731 Slog.w(TAG, "Mounting container " + newCacheId); 13732 newMountPath = PackageHelper.mountSdDir(newCacheId, 13733 getEncryptKey(), Process.SYSTEM_UID); 13734 } else { 13735 newMountPath = PackageHelper.getSdDir(newCacheId); 13736 } 13737 if (newMountPath == null) { 13738 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 13739 return false; 13740 } 13741 Log.i(TAG, "Succesfully renamed " + cid + 13742 " to " + newCacheId + 13743 " at new path: " + newMountPath); 13744 cid = newCacheId; 13745 13746 final File beforeCodeFile = new File(packagePath); 13747 setMountPath(newMountPath); 13748 final File afterCodeFile = new File(packagePath); 13749 13750 // Reflect the rename in scanned details 13751 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13752 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13753 afterCodeFile, pkg.baseCodePath)); 13754 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13755 afterCodeFile, pkg.splitCodePaths)); 13756 13757 // Reflect the rename in app info 13758 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13759 pkg.setApplicationInfoCodePath(pkg.codePath); 13760 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13761 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13762 pkg.setApplicationInfoResourcePath(pkg.codePath); 13763 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13764 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13765 13766 return true; 13767 } 13768 13769 private void setMountPath(String mountPath) { 13770 final File mountFile = new File(mountPath); 13771 13772 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 13773 if (monolithicFile.exists()) { 13774 packagePath = monolithicFile.getAbsolutePath(); 13775 if (isFwdLocked()) { 13776 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 13777 } else { 13778 resourcePath = packagePath; 13779 } 13780 } else { 13781 packagePath = mountFile.getAbsolutePath(); 13782 resourcePath = packagePath; 13783 } 13784 } 13785 13786 int doPostInstall(int status, int uid) { 13787 if (status != PackageManager.INSTALL_SUCCEEDED) { 13788 cleanUp(); 13789 } else { 13790 final int groupOwner; 13791 final String protectedFile; 13792 if (isFwdLocked()) { 13793 groupOwner = UserHandle.getSharedAppGid(uid); 13794 protectedFile = RES_FILE_NAME; 13795 } else { 13796 groupOwner = -1; 13797 protectedFile = null; 13798 } 13799 13800 if (uid < Process.FIRST_APPLICATION_UID 13801 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 13802 Slog.e(TAG, "Failed to finalize " + cid); 13803 PackageHelper.destroySdDir(cid); 13804 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13805 } 13806 13807 boolean mounted = PackageHelper.isContainerMounted(cid); 13808 if (!mounted) { 13809 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 13810 } 13811 } 13812 return status; 13813 } 13814 13815 private void cleanUp() { 13816 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 13817 13818 // Destroy secure container 13819 PackageHelper.destroySdDir(cid); 13820 } 13821 13822 private List<String> getAllCodePaths() { 13823 final File codeFile = new File(getCodePath()); 13824 if (codeFile != null && codeFile.exists()) { 13825 try { 13826 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13827 return pkg.getAllCodePaths(); 13828 } catch (PackageParserException e) { 13829 // Ignored; we tried our best 13830 } 13831 } 13832 return Collections.EMPTY_LIST; 13833 } 13834 13835 void cleanUpResourcesLI() { 13836 // Enumerate all code paths before deleting 13837 cleanUpResourcesLI(getAllCodePaths()); 13838 } 13839 13840 private void cleanUpResourcesLI(List<String> allCodePaths) { 13841 cleanUp(); 13842 removeDexFiles(allCodePaths, instructionSets); 13843 } 13844 13845 String getPackageName() { 13846 return getAsecPackageName(cid); 13847 } 13848 13849 boolean doPostDeleteLI(boolean delete) { 13850 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 13851 final List<String> allCodePaths = getAllCodePaths(); 13852 boolean mounted = PackageHelper.isContainerMounted(cid); 13853 if (mounted) { 13854 // Unmount first 13855 if (PackageHelper.unMountSdDir(cid)) { 13856 mounted = false; 13857 } 13858 } 13859 if (!mounted && delete) { 13860 cleanUpResourcesLI(allCodePaths); 13861 } 13862 return !mounted; 13863 } 13864 13865 @Override 13866 int doPreCopy() { 13867 if (isFwdLocked()) { 13868 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 13869 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 13870 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13871 } 13872 } 13873 13874 return PackageManager.INSTALL_SUCCEEDED; 13875 } 13876 13877 @Override 13878 int doPostCopy(int uid) { 13879 if (isFwdLocked()) { 13880 if (uid < Process.FIRST_APPLICATION_UID 13881 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 13882 RES_FILE_NAME)) { 13883 Slog.e(TAG, "Failed to finalize " + cid); 13884 PackageHelper.destroySdDir(cid); 13885 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13886 } 13887 } 13888 13889 return PackageManager.INSTALL_SUCCEEDED; 13890 } 13891 } 13892 13893 /** 13894 * Logic to handle movement of existing installed applications. 13895 */ 13896 class MoveInstallArgs extends InstallArgs { 13897 private File codeFile; 13898 private File resourceFile; 13899 13900 /** New install */ 13901 MoveInstallArgs(InstallParams params) { 13902 super(params.origin, params.move, params.observer, params.installFlags, 13903 params.installerPackageName, params.volumeUuid, 13904 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 13905 params.grantedRuntimePermissions, 13906 params.traceMethod, params.traceCookie, params.certificates); 13907 } 13908 13909 int copyApk(IMediaContainerService imcs, boolean temp) { 13910 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 13911 + move.fromUuid + " to " + move.toUuid); 13912 synchronized (mInstaller) { 13913 try { 13914 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 13915 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 13916 } catch (InstallerException e) { 13917 Slog.w(TAG, "Failed to move app", e); 13918 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13919 } 13920 } 13921 13922 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 13923 resourceFile = codeFile; 13924 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 13925 13926 return PackageManager.INSTALL_SUCCEEDED; 13927 } 13928 13929 int doPreInstall(int status) { 13930 if (status != PackageManager.INSTALL_SUCCEEDED) { 13931 cleanUp(move.toUuid); 13932 } 13933 return status; 13934 } 13935 13936 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13937 if (status != PackageManager.INSTALL_SUCCEEDED) { 13938 cleanUp(move.toUuid); 13939 return false; 13940 } 13941 13942 // Reflect the move in app info 13943 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13944 pkg.setApplicationInfoCodePath(pkg.codePath); 13945 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13946 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13947 pkg.setApplicationInfoResourcePath(pkg.codePath); 13948 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13949 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13950 13951 return true; 13952 } 13953 13954 int doPostInstall(int status, int uid) { 13955 if (status == PackageManager.INSTALL_SUCCEEDED) { 13956 cleanUp(move.fromUuid); 13957 } else { 13958 cleanUp(move.toUuid); 13959 } 13960 return status; 13961 } 13962 13963 @Override 13964 String getCodePath() { 13965 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 13966 } 13967 13968 @Override 13969 String getResourcePath() { 13970 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 13971 } 13972 13973 private boolean cleanUp(String volumeUuid) { 13974 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 13975 move.dataAppName); 13976 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 13977 final int[] userIds = sUserManager.getUserIds(); 13978 synchronized (mInstallLock) { 13979 // Clean up both app data and code 13980 // All package moves are frozen until finished 13981 for (int userId : userIds) { 13982 try { 13983 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 13984 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 13985 } catch (InstallerException e) { 13986 Slog.w(TAG, String.valueOf(e)); 13987 } 13988 } 13989 removeCodePathLI(codeFile); 13990 } 13991 return true; 13992 } 13993 13994 void cleanUpResourcesLI() { 13995 throw new UnsupportedOperationException(); 13996 } 13997 13998 boolean doPostDeleteLI(boolean delete) { 13999 throw new UnsupportedOperationException(); 14000 } 14001 } 14002 14003 static String getAsecPackageName(String packageCid) { 14004 int idx = packageCid.lastIndexOf("-"); 14005 if (idx == -1) { 14006 return packageCid; 14007 } 14008 return packageCid.substring(0, idx); 14009 } 14010 14011 // Utility method used to create code paths based on package name and available index. 14012 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 14013 String idxStr = ""; 14014 int idx = 1; 14015 // Fall back to default value of idx=1 if prefix is not 14016 // part of oldCodePath 14017 if (oldCodePath != null) { 14018 String subStr = oldCodePath; 14019 // Drop the suffix right away 14020 if (suffix != null && subStr.endsWith(suffix)) { 14021 subStr = subStr.substring(0, subStr.length() - suffix.length()); 14022 } 14023 // If oldCodePath already contains prefix find out the 14024 // ending index to either increment or decrement. 14025 int sidx = subStr.lastIndexOf(prefix); 14026 if (sidx != -1) { 14027 subStr = subStr.substring(sidx + prefix.length()); 14028 if (subStr != null) { 14029 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 14030 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 14031 } 14032 try { 14033 idx = Integer.parseInt(subStr); 14034 if (idx <= 1) { 14035 idx++; 14036 } else { 14037 idx--; 14038 } 14039 } catch(NumberFormatException e) { 14040 } 14041 } 14042 } 14043 } 14044 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 14045 return prefix + idxStr; 14046 } 14047 14048 private File getNextCodePath(File targetDir, String packageName) { 14049 int suffix = 1; 14050 File result; 14051 do { 14052 result = new File(targetDir, packageName + "-" + suffix); 14053 suffix++; 14054 } while (result.exists()); 14055 return result; 14056 } 14057 14058 // Utility method that returns the relative package path with respect 14059 // to the installation directory. Like say for /data/data/com.test-1.apk 14060 // string com.test-1 is returned. 14061 static String deriveCodePathName(String codePath) { 14062 if (codePath == null) { 14063 return null; 14064 } 14065 final File codeFile = new File(codePath); 14066 final String name = codeFile.getName(); 14067 if (codeFile.isDirectory()) { 14068 return name; 14069 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 14070 final int lastDot = name.lastIndexOf('.'); 14071 return name.substring(0, lastDot); 14072 } else { 14073 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 14074 return null; 14075 } 14076 } 14077 14078 static class PackageInstalledInfo { 14079 String name; 14080 int uid; 14081 // The set of users that originally had this package installed. 14082 int[] origUsers; 14083 // The set of users that now have this package installed. 14084 int[] newUsers; 14085 PackageParser.Package pkg; 14086 int returnCode; 14087 String returnMsg; 14088 PackageRemovedInfo removedInfo; 14089 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 14090 14091 public void setError(int code, String msg) { 14092 setReturnCode(code); 14093 setReturnMessage(msg); 14094 Slog.w(TAG, msg); 14095 } 14096 14097 public void setError(String msg, PackageParserException e) { 14098 setReturnCode(e.error); 14099 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14100 Slog.w(TAG, msg, e); 14101 } 14102 14103 public void setError(String msg, PackageManagerException e) { 14104 returnCode = e.error; 14105 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14106 Slog.w(TAG, msg, e); 14107 } 14108 14109 public void setReturnCode(int returnCode) { 14110 this.returnCode = returnCode; 14111 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14112 for (int i = 0; i < childCount; i++) { 14113 addedChildPackages.valueAt(i).returnCode = returnCode; 14114 } 14115 } 14116 14117 private void setReturnMessage(String returnMsg) { 14118 this.returnMsg = returnMsg; 14119 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14120 for (int i = 0; i < childCount; i++) { 14121 addedChildPackages.valueAt(i).returnMsg = returnMsg; 14122 } 14123 } 14124 14125 // In some error cases we want to convey more info back to the observer 14126 String origPackage; 14127 String origPermission; 14128 } 14129 14130 /* 14131 * Install a non-existing package. 14132 */ 14133 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 14134 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 14135 PackageInstalledInfo res) { 14136 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 14137 14138 // Remember this for later, in case we need to rollback this install 14139 String pkgName = pkg.packageName; 14140 14141 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 14142 14143 synchronized(mPackages) { 14144 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 14145 // A package with the same name is already installed, though 14146 // it has been renamed to an older name. The package we 14147 // are trying to install should be installed as an update to 14148 // the existing one, but that has not been requested, so bail. 14149 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14150 + " without first uninstalling package running as " 14151 + mSettings.mRenamedPackages.get(pkgName)); 14152 return; 14153 } 14154 if (mPackages.containsKey(pkgName)) { 14155 // Don't allow installation over an existing package with the same name. 14156 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14157 + " without first uninstalling."); 14158 return; 14159 } 14160 } 14161 14162 try { 14163 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 14164 System.currentTimeMillis(), user); 14165 14166 updateSettingsLI(newPackage, installerPackageName, null, res, user); 14167 14168 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14169 prepareAppDataAfterInstallLIF(newPackage); 14170 14171 } else { 14172 // Remove package from internal structures, but keep around any 14173 // data that might have already existed 14174 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 14175 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 14176 } 14177 } catch (PackageManagerException e) { 14178 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14179 } 14180 14181 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14182 } 14183 14184 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 14185 // Can't rotate keys during boot or if sharedUser. 14186 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 14187 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 14188 return false; 14189 } 14190 // app is using upgradeKeySets; make sure all are valid 14191 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14192 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 14193 for (int i = 0; i < upgradeKeySets.length; i++) { 14194 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 14195 Slog.wtf(TAG, "Package " 14196 + (oldPs.name != null ? oldPs.name : "<null>") 14197 + " contains upgrade-key-set reference to unknown key-set: " 14198 + upgradeKeySets[i] 14199 + " reverting to signatures check."); 14200 return false; 14201 } 14202 } 14203 return true; 14204 } 14205 14206 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 14207 // Upgrade keysets are being used. Determine if new package has a superset of the 14208 // required keys. 14209 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 14210 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14211 for (int i = 0; i < upgradeKeySets.length; i++) { 14212 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 14213 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 14214 return true; 14215 } 14216 } 14217 return false; 14218 } 14219 14220 private static void updateDigest(MessageDigest digest, File file) throws IOException { 14221 try (DigestInputStream digestStream = 14222 new DigestInputStream(new FileInputStream(file), digest)) { 14223 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 14224 } 14225 } 14226 14227 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 14228 UserHandle user, String installerPackageName, PackageInstalledInfo res) { 14229 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 14230 14231 final PackageParser.Package oldPackage; 14232 final String pkgName = pkg.packageName; 14233 final int[] allUsers; 14234 final int[] installedUsers; 14235 14236 synchronized(mPackages) { 14237 oldPackage = mPackages.get(pkgName); 14238 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 14239 14240 // don't allow upgrade to target a release SDK from a pre-release SDK 14241 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 14242 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14243 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 14244 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14245 if (oldTargetsPreRelease 14246 && !newTargetsPreRelease 14247 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 14248 Slog.w(TAG, "Can't install package targeting released sdk"); 14249 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 14250 return; 14251 } 14252 14253 // don't allow an upgrade from full to ephemeral 14254 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 14255 if (isEphemeral && !oldIsEphemeral) { 14256 // can't downgrade from full to ephemeral 14257 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 14258 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14259 return; 14260 } 14261 14262 // verify signatures are valid 14263 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14264 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 14265 if (!checkUpgradeKeySetLP(ps, pkg)) { 14266 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14267 "New package not signed by keys specified by upgrade-keysets: " 14268 + pkgName); 14269 return; 14270 } 14271 } else { 14272 // default to original signature matching 14273 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 14274 != PackageManager.SIGNATURE_MATCH) { 14275 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14276 "New package has a different signature: " + pkgName); 14277 return; 14278 } 14279 } 14280 14281 // don't allow a system upgrade unless the upgrade hash matches 14282 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 14283 byte[] digestBytes = null; 14284 try { 14285 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 14286 updateDigest(digest, new File(pkg.baseCodePath)); 14287 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 14288 for (String path : pkg.splitCodePaths) { 14289 updateDigest(digest, new File(path)); 14290 } 14291 } 14292 digestBytes = digest.digest(); 14293 } catch (NoSuchAlgorithmException | IOException e) { 14294 res.setError(INSTALL_FAILED_INVALID_APK, 14295 "Could not compute hash: " + pkgName); 14296 return; 14297 } 14298 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 14299 res.setError(INSTALL_FAILED_INVALID_APK, 14300 "New package fails restrict-update check: " + pkgName); 14301 return; 14302 } 14303 // retain upgrade restriction 14304 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 14305 } 14306 14307 // Check for shared user id changes 14308 String invalidPackageName = 14309 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 14310 if (invalidPackageName != null) { 14311 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 14312 "Package " + invalidPackageName + " tried to change user " 14313 + oldPackage.mSharedUserId); 14314 return; 14315 } 14316 14317 // In case of rollback, remember per-user/profile install state 14318 allUsers = sUserManager.getUserIds(); 14319 installedUsers = ps.queryInstalledUsers(allUsers, true); 14320 } 14321 14322 // Update what is removed 14323 res.removedInfo = new PackageRemovedInfo(); 14324 res.removedInfo.uid = oldPackage.applicationInfo.uid; 14325 res.removedInfo.removedPackage = oldPackage.packageName; 14326 res.removedInfo.isUpdate = true; 14327 res.removedInfo.origUsers = installedUsers; 14328 final int childCount = (oldPackage.childPackages != null) 14329 ? oldPackage.childPackages.size() : 0; 14330 for (int i = 0; i < childCount; i++) { 14331 boolean childPackageUpdated = false; 14332 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 14333 if (res.addedChildPackages != null) { 14334 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 14335 if (childRes != null) { 14336 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 14337 childRes.removedInfo.removedPackage = childPkg.packageName; 14338 childRes.removedInfo.isUpdate = true; 14339 childPackageUpdated = true; 14340 } 14341 } 14342 if (!childPackageUpdated) { 14343 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 14344 childRemovedRes.removedPackage = childPkg.packageName; 14345 childRemovedRes.isUpdate = false; 14346 childRemovedRes.dataRemoved = true; 14347 synchronized (mPackages) { 14348 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 14349 if (childPs != null) { 14350 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 14351 } 14352 } 14353 if (res.removedInfo.removedChildPackages == null) { 14354 res.removedInfo.removedChildPackages = new ArrayMap<>(); 14355 } 14356 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 14357 } 14358 } 14359 14360 boolean sysPkg = (isSystemApp(oldPackage)); 14361 if (sysPkg) { 14362 // Set the system/privileged flags as needed 14363 final boolean privileged = 14364 (oldPackage.applicationInfo.privateFlags 14365 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 14366 final int systemPolicyFlags = policyFlags 14367 | PackageParser.PARSE_IS_SYSTEM 14368 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 14369 14370 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 14371 user, allUsers, installerPackageName, res); 14372 } else { 14373 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 14374 user, allUsers, installerPackageName, res); 14375 } 14376 } 14377 14378 public List<String> getPreviousCodePaths(String packageName) { 14379 final PackageSetting ps = mSettings.mPackages.get(packageName); 14380 final List<String> result = new ArrayList<String>(); 14381 if (ps != null && ps.oldCodePaths != null) { 14382 result.addAll(ps.oldCodePaths); 14383 } 14384 return result; 14385 } 14386 14387 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 14388 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14389 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14390 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 14391 + deletedPackage); 14392 14393 String pkgName = deletedPackage.packageName; 14394 boolean deletedPkg = true; 14395 boolean addedPkg = false; 14396 boolean updatedSettings = false; 14397 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 14398 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 14399 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 14400 14401 final long origUpdateTime = (pkg.mExtras != null) 14402 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 14403 14404 // First delete the existing package while retaining the data directory 14405 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14406 res.removedInfo, true, pkg)) { 14407 // If the existing package wasn't successfully deleted 14408 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 14409 deletedPkg = false; 14410 } else { 14411 // Successfully deleted the old package; proceed with replace. 14412 14413 // If deleted package lived in a container, give users a chance to 14414 // relinquish resources before killing. 14415 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 14416 if (DEBUG_INSTALL) { 14417 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 14418 } 14419 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 14420 final ArrayList<String> pkgList = new ArrayList<String>(1); 14421 pkgList.add(deletedPackage.applicationInfo.packageName); 14422 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 14423 } 14424 14425 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14426 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14427 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14428 14429 try { 14430 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 14431 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 14432 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14433 14434 // Update the in-memory copy of the previous code paths. 14435 PackageSetting ps = mSettings.mPackages.get(pkgName); 14436 if (!killApp) { 14437 if (ps.oldCodePaths == null) { 14438 ps.oldCodePaths = new ArraySet<>(); 14439 } 14440 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 14441 if (deletedPackage.splitCodePaths != null) { 14442 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 14443 } 14444 } else { 14445 ps.oldCodePaths = null; 14446 } 14447 if (ps.childPackageNames != null) { 14448 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 14449 final String childPkgName = ps.childPackageNames.get(i); 14450 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 14451 childPs.oldCodePaths = ps.oldCodePaths; 14452 } 14453 } 14454 prepareAppDataAfterInstallLIF(newPackage); 14455 addedPkg = true; 14456 } catch (PackageManagerException e) { 14457 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14458 } 14459 } 14460 14461 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14462 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 14463 14464 // Revert all internal state mutations and added folders for the failed install 14465 if (addedPkg) { 14466 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14467 res.removedInfo, true, null); 14468 } 14469 14470 // Restore the old package 14471 if (deletedPkg) { 14472 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 14473 File restoreFile = new File(deletedPackage.codePath); 14474 // Parse old package 14475 boolean oldExternal = isExternal(deletedPackage); 14476 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 14477 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 14478 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 14479 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 14480 try { 14481 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 14482 null); 14483 } catch (PackageManagerException e) { 14484 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 14485 + e.getMessage()); 14486 return; 14487 } 14488 14489 synchronized (mPackages) { 14490 // Ensure the installer package name up to date 14491 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14492 14493 // Update permissions for restored package 14494 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14495 14496 mSettings.writeLPr(); 14497 } 14498 14499 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 14500 } 14501 } else { 14502 synchronized (mPackages) { 14503 PackageSetting ps = mSettings.peekPackageLPr(pkg.packageName); 14504 if (ps != null) { 14505 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 14506 if (res.removedInfo.removedChildPackages != null) { 14507 final int childCount = res.removedInfo.removedChildPackages.size(); 14508 // Iterate in reverse as we may modify the collection 14509 for (int i = childCount - 1; i >= 0; i--) { 14510 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 14511 if (res.addedChildPackages.containsKey(childPackageName)) { 14512 res.removedInfo.removedChildPackages.removeAt(i); 14513 } else { 14514 PackageRemovedInfo childInfo = res.removedInfo 14515 .removedChildPackages.valueAt(i); 14516 childInfo.removedForAllUsers = mPackages.get( 14517 childInfo.removedPackage) == null; 14518 } 14519 } 14520 } 14521 } 14522 } 14523 } 14524 } 14525 14526 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 14527 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14528 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14529 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 14530 + ", old=" + deletedPackage); 14531 14532 final boolean disabledSystem; 14533 14534 // Remove existing system package 14535 removePackageLI(deletedPackage, true); 14536 14537 synchronized (mPackages) { 14538 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 14539 } 14540 if (!disabledSystem) { 14541 // We didn't need to disable the .apk as a current system package, 14542 // which means we are replacing another update that is already 14543 // installed. We need to make sure to delete the older one's .apk. 14544 res.removedInfo.args = createInstallArgsForExisting(0, 14545 deletedPackage.applicationInfo.getCodePath(), 14546 deletedPackage.applicationInfo.getResourcePath(), 14547 getAppDexInstructionSets(deletedPackage.applicationInfo)); 14548 } else { 14549 res.removedInfo.args = null; 14550 } 14551 14552 // Successfully disabled the old package. Now proceed with re-installation 14553 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14554 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14555 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14556 14557 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14558 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 14559 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 14560 14561 PackageParser.Package newPackage = null; 14562 try { 14563 // Add the package to the internal data structures 14564 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 14565 14566 // Set the update and install times 14567 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 14568 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 14569 System.currentTimeMillis()); 14570 14571 // Update the package dynamic state if succeeded 14572 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14573 // Now that the install succeeded make sure we remove data 14574 // directories for any child package the update removed. 14575 final int deletedChildCount = (deletedPackage.childPackages != null) 14576 ? deletedPackage.childPackages.size() : 0; 14577 final int newChildCount = (newPackage.childPackages != null) 14578 ? newPackage.childPackages.size() : 0; 14579 for (int i = 0; i < deletedChildCount; i++) { 14580 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 14581 boolean childPackageDeleted = true; 14582 for (int j = 0; j < newChildCount; j++) { 14583 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 14584 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 14585 childPackageDeleted = false; 14586 break; 14587 } 14588 } 14589 if (childPackageDeleted) { 14590 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 14591 deletedChildPkg.packageName); 14592 if (ps != null && res.removedInfo.removedChildPackages != null) { 14593 PackageRemovedInfo removedChildRes = res.removedInfo 14594 .removedChildPackages.get(deletedChildPkg.packageName); 14595 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 14596 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 14597 } 14598 } 14599 } 14600 14601 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14602 prepareAppDataAfterInstallLIF(newPackage); 14603 } 14604 } catch (PackageManagerException e) { 14605 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 14606 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14607 } 14608 14609 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14610 // Re installation failed. Restore old information 14611 // Remove new pkg information 14612 if (newPackage != null) { 14613 removeInstalledPackageLI(newPackage, true); 14614 } 14615 // Add back the old system package 14616 try { 14617 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 14618 } catch (PackageManagerException e) { 14619 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 14620 } 14621 14622 synchronized (mPackages) { 14623 if (disabledSystem) { 14624 enableSystemPackageLPw(deletedPackage); 14625 } 14626 14627 // Ensure the installer package name up to date 14628 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14629 14630 // Update permissions for restored package 14631 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14632 14633 mSettings.writeLPr(); 14634 } 14635 14636 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 14637 + " after failed upgrade"); 14638 } 14639 } 14640 14641 /** 14642 * Checks whether the parent or any of the child packages have a change shared 14643 * user. For a package to be a valid update the shred users of the parent and 14644 * the children should match. We may later support changing child shared users. 14645 * @param oldPkg The updated package. 14646 * @param newPkg The update package. 14647 * @return The shared user that change between the versions. 14648 */ 14649 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 14650 PackageParser.Package newPkg) { 14651 // Check parent shared user 14652 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 14653 return newPkg.packageName; 14654 } 14655 // Check child shared users 14656 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14657 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 14658 for (int i = 0; i < newChildCount; i++) { 14659 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 14660 // If this child was present, did it have the same shared user? 14661 for (int j = 0; j < oldChildCount; j++) { 14662 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 14663 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 14664 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 14665 return newChildPkg.packageName; 14666 } 14667 } 14668 } 14669 return null; 14670 } 14671 14672 private void removeNativeBinariesLI(PackageSetting ps) { 14673 // Remove the lib path for the parent package 14674 if (ps != null) { 14675 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 14676 // Remove the lib path for the child packages 14677 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 14678 for (int i = 0; i < childCount; i++) { 14679 PackageSetting childPs = null; 14680 synchronized (mPackages) { 14681 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 14682 } 14683 if (childPs != null) { 14684 NativeLibraryHelper.removeNativeBinariesLI(childPs 14685 .legacyNativeLibraryPathString); 14686 } 14687 } 14688 } 14689 } 14690 14691 private void enableSystemPackageLPw(PackageParser.Package pkg) { 14692 // Enable the parent package 14693 mSettings.enableSystemPackageLPw(pkg.packageName); 14694 // Enable the child packages 14695 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14696 for (int i = 0; i < childCount; i++) { 14697 PackageParser.Package childPkg = pkg.childPackages.get(i); 14698 mSettings.enableSystemPackageLPw(childPkg.packageName); 14699 } 14700 } 14701 14702 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 14703 PackageParser.Package newPkg) { 14704 // Disable the parent package (parent always replaced) 14705 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 14706 // Disable the child packages 14707 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14708 for (int i = 0; i < childCount; i++) { 14709 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 14710 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 14711 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 14712 } 14713 return disabled; 14714 } 14715 14716 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 14717 String installerPackageName) { 14718 // Enable the parent package 14719 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 14720 // Enable the child packages 14721 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14722 for (int i = 0; i < childCount; i++) { 14723 PackageParser.Package childPkg = pkg.childPackages.get(i); 14724 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 14725 } 14726 } 14727 14728 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 14729 // Collect all used permissions in the UID 14730 ArraySet<String> usedPermissions = new ArraySet<>(); 14731 final int packageCount = su.packages.size(); 14732 for (int i = 0; i < packageCount; i++) { 14733 PackageSetting ps = su.packages.valueAt(i); 14734 if (ps.pkg == null) { 14735 continue; 14736 } 14737 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 14738 for (int j = 0; j < requestedPermCount; j++) { 14739 String permission = ps.pkg.requestedPermissions.get(j); 14740 BasePermission bp = mSettings.mPermissions.get(permission); 14741 if (bp != null) { 14742 usedPermissions.add(permission); 14743 } 14744 } 14745 } 14746 14747 PermissionsState permissionsState = su.getPermissionsState(); 14748 // Prune install permissions 14749 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 14750 final int installPermCount = installPermStates.size(); 14751 for (int i = installPermCount - 1; i >= 0; i--) { 14752 PermissionState permissionState = installPermStates.get(i); 14753 if (!usedPermissions.contains(permissionState.getName())) { 14754 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14755 if (bp != null) { 14756 permissionsState.revokeInstallPermission(bp); 14757 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 14758 PackageManager.MASK_PERMISSION_FLAGS, 0); 14759 } 14760 } 14761 } 14762 14763 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 14764 14765 // Prune runtime permissions 14766 for (int userId : allUserIds) { 14767 List<PermissionState> runtimePermStates = permissionsState 14768 .getRuntimePermissionStates(userId); 14769 final int runtimePermCount = runtimePermStates.size(); 14770 for (int i = runtimePermCount - 1; i >= 0; i--) { 14771 PermissionState permissionState = runtimePermStates.get(i); 14772 if (!usedPermissions.contains(permissionState.getName())) { 14773 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14774 if (bp != null) { 14775 permissionsState.revokeRuntimePermission(bp, userId); 14776 permissionsState.updatePermissionFlags(bp, userId, 14777 PackageManager.MASK_PERMISSION_FLAGS, 0); 14778 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 14779 runtimePermissionChangedUserIds, userId); 14780 } 14781 } 14782 } 14783 } 14784 14785 return runtimePermissionChangedUserIds; 14786 } 14787 14788 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 14789 int[] allUsers, PackageInstalledInfo res, UserHandle user) { 14790 // Update the parent package setting 14791 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 14792 res, user); 14793 // Update the child packages setting 14794 final int childCount = (newPackage.childPackages != null) 14795 ? newPackage.childPackages.size() : 0; 14796 for (int i = 0; i < childCount; i++) { 14797 PackageParser.Package childPackage = newPackage.childPackages.get(i); 14798 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 14799 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 14800 childRes.origUsers, childRes, user); 14801 } 14802 } 14803 14804 private void updateSettingsInternalLI(PackageParser.Package newPackage, 14805 String installerPackageName, int[] allUsers, int[] installedForUsers, 14806 PackageInstalledInfo res, UserHandle user) { 14807 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 14808 14809 String pkgName = newPackage.packageName; 14810 synchronized (mPackages) { 14811 //write settings. the installStatus will be incomplete at this stage. 14812 //note that the new package setting would have already been 14813 //added to mPackages. It hasn't been persisted yet. 14814 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 14815 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14816 mSettings.writeLPr(); 14817 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14818 } 14819 14820 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 14821 synchronized (mPackages) { 14822 updatePermissionsLPw(newPackage.packageName, newPackage, 14823 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 14824 ? UPDATE_PERMISSIONS_ALL : 0)); 14825 // For system-bundled packages, we assume that installing an upgraded version 14826 // of the package implies that the user actually wants to run that new code, 14827 // so we enable the package. 14828 PackageSetting ps = mSettings.mPackages.get(pkgName); 14829 final int userId = user.getIdentifier(); 14830 if (ps != null) { 14831 if (isSystemApp(newPackage)) { 14832 if (DEBUG_INSTALL) { 14833 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 14834 } 14835 // Enable system package for requested users 14836 if (res.origUsers != null) { 14837 for (int origUserId : res.origUsers) { 14838 if (userId == UserHandle.USER_ALL || userId == origUserId) { 14839 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 14840 origUserId, installerPackageName); 14841 } 14842 } 14843 } 14844 // Also convey the prior install/uninstall state 14845 if (allUsers != null && installedForUsers != null) { 14846 for (int currentUserId : allUsers) { 14847 final boolean installed = ArrayUtils.contains( 14848 installedForUsers, currentUserId); 14849 if (DEBUG_INSTALL) { 14850 Slog.d(TAG, " user " + currentUserId + " => " + installed); 14851 } 14852 ps.setInstalled(installed, currentUserId); 14853 } 14854 // these install state changes will be persisted in the 14855 // upcoming call to mSettings.writeLPr(). 14856 } 14857 } 14858 // It's implied that when a user requests installation, they want the app to be 14859 // installed and enabled. 14860 if (userId != UserHandle.USER_ALL) { 14861 ps.setInstalled(true, userId); 14862 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 14863 } 14864 } 14865 res.name = pkgName; 14866 res.uid = newPackage.applicationInfo.uid; 14867 res.pkg = newPackage; 14868 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 14869 mSettings.setInstallerPackageName(pkgName, installerPackageName); 14870 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14871 //to update install status 14872 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14873 mSettings.writeLPr(); 14874 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14875 } 14876 14877 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14878 } 14879 14880 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 14881 try { 14882 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 14883 installPackageLI(args, res); 14884 } finally { 14885 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14886 } 14887 } 14888 14889 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 14890 final int installFlags = args.installFlags; 14891 final String installerPackageName = args.installerPackageName; 14892 final String volumeUuid = args.volumeUuid; 14893 final File tmpPackageFile = new File(args.getCodePath()); 14894 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 14895 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 14896 || (args.volumeUuid != null)); 14897 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 14898 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 14899 boolean replace = false; 14900 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 14901 if (args.move != null) { 14902 // moving a complete application; perform an initial scan on the new install location 14903 scanFlags |= SCAN_INITIAL; 14904 } 14905 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 14906 scanFlags |= SCAN_DONT_KILL_APP; 14907 } 14908 14909 // Result object to be returned 14910 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14911 14912 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 14913 14914 // Sanity check 14915 if (ephemeral && (forwardLocked || onExternal)) { 14916 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 14917 + " external=" + onExternal); 14918 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14919 return; 14920 } 14921 14922 // Retrieve PackageSettings and parse package 14923 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 14924 | PackageParser.PARSE_ENFORCE_CODE 14925 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 14926 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 14927 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 14928 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 14929 PackageParser pp = new PackageParser(); 14930 pp.setSeparateProcesses(mSeparateProcesses); 14931 pp.setDisplayMetrics(mMetrics); 14932 14933 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 14934 final PackageParser.Package pkg; 14935 try { 14936 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 14937 } catch (PackageParserException e) { 14938 res.setError("Failed parse during installPackageLI", e); 14939 return; 14940 } finally { 14941 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14942 } 14943 14944 // If we are installing a clustered package add results for the children 14945 if (pkg.childPackages != null) { 14946 synchronized (mPackages) { 14947 final int childCount = pkg.childPackages.size(); 14948 for (int i = 0; i < childCount; i++) { 14949 PackageParser.Package childPkg = pkg.childPackages.get(i); 14950 PackageInstalledInfo childRes = new PackageInstalledInfo(); 14951 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14952 childRes.pkg = childPkg; 14953 childRes.name = childPkg.packageName; 14954 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 14955 if (childPs != null) { 14956 childRes.origUsers = childPs.queryInstalledUsers( 14957 sUserManager.getUserIds(), true); 14958 } 14959 if ((mPackages.containsKey(childPkg.packageName))) { 14960 childRes.removedInfo = new PackageRemovedInfo(); 14961 childRes.removedInfo.removedPackage = childPkg.packageName; 14962 } 14963 if (res.addedChildPackages == null) { 14964 res.addedChildPackages = new ArrayMap<>(); 14965 } 14966 res.addedChildPackages.put(childPkg.packageName, childRes); 14967 } 14968 } 14969 } 14970 14971 // If package doesn't declare API override, mark that we have an install 14972 // time CPU ABI override. 14973 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 14974 pkg.cpuAbiOverride = args.abiOverride; 14975 } 14976 14977 String pkgName = res.name = pkg.packageName; 14978 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 14979 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 14980 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 14981 return; 14982 } 14983 } 14984 14985 try { 14986 // either use what we've been given or parse directly from the APK 14987 if (args.certificates != null) { 14988 try { 14989 PackageParser.populateCertificates(pkg, args.certificates); 14990 } catch (PackageParserException e) { 14991 // there was something wrong with the certificates we were given; 14992 // try to pull them from the APK 14993 PackageParser.collectCertificates(pkg, parseFlags); 14994 } 14995 } else { 14996 PackageParser.collectCertificates(pkg, parseFlags); 14997 } 14998 } catch (PackageParserException e) { 14999 res.setError("Failed collect during installPackageLI", e); 15000 return; 15001 } 15002 15003 // Get rid of all references to package scan path via parser. 15004 pp = null; 15005 String oldCodePath = null; 15006 boolean systemApp = false; 15007 synchronized (mPackages) { 15008 // Check if installing already existing package 15009 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15010 String oldName = mSettings.mRenamedPackages.get(pkgName); 15011 if (pkg.mOriginalPackages != null 15012 && pkg.mOriginalPackages.contains(oldName) 15013 && mPackages.containsKey(oldName)) { 15014 // This package is derived from an original package, 15015 // and this device has been updating from that original 15016 // name. We must continue using the original name, so 15017 // rename the new package here. 15018 pkg.setPackageName(oldName); 15019 pkgName = pkg.packageName; 15020 replace = true; 15021 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 15022 + oldName + " pkgName=" + pkgName); 15023 } else if (mPackages.containsKey(pkgName)) { 15024 // This package, under its official name, already exists 15025 // on the device; we should replace it. 15026 replace = true; 15027 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 15028 } 15029 15030 // Child packages are installed through the parent package 15031 if (pkg.parentPackage != null) { 15032 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15033 "Package " + pkg.packageName + " is child of package " 15034 + pkg.parentPackage.parentPackage + ". Child packages " 15035 + "can be updated only through the parent package."); 15036 return; 15037 } 15038 15039 if (replace) { 15040 // Prevent apps opting out from runtime permissions 15041 PackageParser.Package oldPackage = mPackages.get(pkgName); 15042 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 15043 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 15044 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 15045 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 15046 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 15047 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 15048 + " doesn't support runtime permissions but the old" 15049 + " target SDK " + oldTargetSdk + " does."); 15050 return; 15051 } 15052 15053 // Prevent installing of child packages 15054 if (oldPackage.parentPackage != null) { 15055 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15056 "Package " + pkg.packageName + " is child of package " 15057 + oldPackage.parentPackage + ". Child packages " 15058 + "can be updated only through the parent package."); 15059 return; 15060 } 15061 } 15062 } 15063 15064 PackageSetting ps = mSettings.mPackages.get(pkgName); 15065 if (ps != null) { 15066 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 15067 15068 // Quick sanity check that we're signed correctly if updating; 15069 // we'll check this again later when scanning, but we want to 15070 // bail early here before tripping over redefined permissions. 15071 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15072 if (!checkUpgradeKeySetLP(ps, pkg)) { 15073 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 15074 + pkg.packageName + " upgrade keys do not match the " 15075 + "previously installed version"); 15076 return; 15077 } 15078 } else { 15079 try { 15080 verifySignaturesLP(ps, pkg); 15081 } catch (PackageManagerException e) { 15082 res.setError(e.error, e.getMessage()); 15083 return; 15084 } 15085 } 15086 15087 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 15088 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 15089 systemApp = (ps.pkg.applicationInfo.flags & 15090 ApplicationInfo.FLAG_SYSTEM) != 0; 15091 } 15092 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15093 } 15094 15095 // Check whether the newly-scanned package wants to define an already-defined perm 15096 int N = pkg.permissions.size(); 15097 for (int i = N-1; i >= 0; i--) { 15098 PackageParser.Permission perm = pkg.permissions.get(i); 15099 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 15100 if (bp != null) { 15101 // If the defining package is signed with our cert, it's okay. This 15102 // also includes the "updating the same package" case, of course. 15103 // "updating same package" could also involve key-rotation. 15104 final boolean sigsOk; 15105 if (bp.sourcePackage.equals(pkg.packageName) 15106 && (bp.packageSetting instanceof PackageSetting) 15107 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 15108 scanFlags))) { 15109 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 15110 } else { 15111 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 15112 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 15113 } 15114 if (!sigsOk) { 15115 // If the owning package is the system itself, we log but allow 15116 // install to proceed; we fail the install on all other permission 15117 // redefinitions. 15118 if (!bp.sourcePackage.equals("android")) { 15119 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 15120 + pkg.packageName + " attempting to redeclare permission " 15121 + perm.info.name + " already owned by " + bp.sourcePackage); 15122 res.origPermission = perm.info.name; 15123 res.origPackage = bp.sourcePackage; 15124 return; 15125 } else { 15126 Slog.w(TAG, "Package " + pkg.packageName 15127 + " attempting to redeclare system permission " 15128 + perm.info.name + "; ignoring new declaration"); 15129 pkg.permissions.remove(i); 15130 } 15131 } 15132 } 15133 } 15134 } 15135 15136 if (systemApp) { 15137 if (onExternal) { 15138 // Abort update; system app can't be replaced with app on sdcard 15139 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 15140 "Cannot install updates to system apps on sdcard"); 15141 return; 15142 } else if (ephemeral) { 15143 // Abort update; system app can't be replaced with an ephemeral app 15144 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 15145 "Cannot update a system app with an ephemeral app"); 15146 return; 15147 } 15148 } 15149 15150 if (args.move != null) { 15151 // We did an in-place move, so dex is ready to roll 15152 scanFlags |= SCAN_NO_DEX; 15153 scanFlags |= SCAN_MOVE; 15154 15155 synchronized (mPackages) { 15156 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15157 if (ps == null) { 15158 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 15159 "Missing settings for moved package " + pkgName); 15160 } 15161 15162 // We moved the entire application as-is, so bring over the 15163 // previously derived ABI information. 15164 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 15165 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 15166 } 15167 15168 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 15169 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 15170 scanFlags |= SCAN_NO_DEX; 15171 15172 try { 15173 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 15174 args.abiOverride : pkg.cpuAbiOverride); 15175 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 15176 true /* extract libs */); 15177 } catch (PackageManagerException pme) { 15178 Slog.e(TAG, "Error deriving application ABI", pme); 15179 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 15180 return; 15181 } 15182 15183 // Shared libraries for the package need to be updated. 15184 synchronized (mPackages) { 15185 try { 15186 updateSharedLibrariesLPw(pkg, null); 15187 } catch (PackageManagerException e) { 15188 Slog.e(TAG, "updateSharedLibrariesLPw failed: " + e.getMessage()); 15189 } 15190 } 15191 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 15192 // Do not run PackageDexOptimizer through the local performDexOpt 15193 // method because `pkg` may not be in `mPackages` yet. 15194 // 15195 // Also, don't fail application installs if the dexopt step fails. 15196 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 15197 null /* instructionSets */, false /* checkProfiles */, 15198 getCompilerFilterForReason(REASON_INSTALL), 15199 getOrCreateCompilerPackageStats(pkg)); 15200 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15201 15202 // Notify BackgroundDexOptService that the package has been changed. 15203 // If this is an update of a package which used to fail to compile, 15204 // BDOS will remove it from its blacklist. 15205 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 15206 } 15207 15208 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 15209 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 15210 return; 15211 } 15212 15213 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 15214 15215 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 15216 "installPackageLI")) { 15217 if (replace) { 15218 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 15219 installerPackageName, res); 15220 } else { 15221 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 15222 args.user, installerPackageName, volumeUuid, res); 15223 } 15224 } 15225 synchronized (mPackages) { 15226 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15227 if (ps != null) { 15228 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15229 } 15230 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 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15235 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 15236 if (childPs != null) { 15237 childRes.newUsers = childPs.queryInstalledUsers( 15238 sUserManager.getUserIds(), true); 15239 } 15240 } 15241 } 15242 } 15243 15244 private void startIntentFilterVerifications(int userId, boolean replacing, 15245 PackageParser.Package pkg) { 15246 if (mIntentFilterVerifierComponent == null) { 15247 Slog.w(TAG, "No IntentFilter verification will not be done as " 15248 + "there is no IntentFilterVerifier available!"); 15249 return; 15250 } 15251 15252 final int verifierUid = getPackageUid( 15253 mIntentFilterVerifierComponent.getPackageName(), 15254 MATCH_DEBUG_TRIAGED_MISSING, 15255 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 15256 15257 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15258 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 15259 mHandler.sendMessage(msg); 15260 15261 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15262 for (int i = 0; i < childCount; i++) { 15263 PackageParser.Package childPkg = pkg.childPackages.get(i); 15264 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15265 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 15266 mHandler.sendMessage(msg); 15267 } 15268 } 15269 15270 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 15271 PackageParser.Package pkg) { 15272 int size = pkg.activities.size(); 15273 if (size == 0) { 15274 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15275 "No activity, so no need to verify any IntentFilter!"); 15276 return; 15277 } 15278 15279 final boolean hasDomainURLs = hasDomainURLs(pkg); 15280 if (!hasDomainURLs) { 15281 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15282 "No domain URLs, so no need to verify any IntentFilter!"); 15283 return; 15284 } 15285 15286 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 15287 + " if any IntentFilter from the " + size 15288 + " Activities needs verification ..."); 15289 15290 int count = 0; 15291 final String packageName = pkg.packageName; 15292 15293 synchronized (mPackages) { 15294 // If this is a new install and we see that we've already run verification for this 15295 // package, we have nothing to do: it means the state was restored from backup. 15296 if (!replacing) { 15297 IntentFilterVerificationInfo ivi = 15298 mSettings.getIntentFilterVerificationLPr(packageName); 15299 if (ivi != null) { 15300 if (DEBUG_DOMAIN_VERIFICATION) { 15301 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 15302 + ivi.getStatusString()); 15303 } 15304 return; 15305 } 15306 } 15307 15308 // If any filters need to be verified, then all need to be. 15309 boolean needToVerify = false; 15310 for (PackageParser.Activity a : pkg.activities) { 15311 for (ActivityIntentInfo filter : a.intents) { 15312 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 15313 if (DEBUG_DOMAIN_VERIFICATION) { 15314 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 15315 } 15316 needToVerify = true; 15317 break; 15318 } 15319 } 15320 } 15321 15322 if (needToVerify) { 15323 final int verificationId = mIntentFilterVerificationToken++; 15324 for (PackageParser.Activity a : pkg.activities) { 15325 for (ActivityIntentInfo filter : a.intents) { 15326 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 15327 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15328 "Verification needed for IntentFilter:" + filter.toString()); 15329 mIntentFilterVerifier.addOneIntentFilterVerification( 15330 verifierUid, userId, verificationId, filter, packageName); 15331 count++; 15332 } 15333 } 15334 } 15335 } 15336 } 15337 15338 if (count > 0) { 15339 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 15340 + " IntentFilter verification" + (count > 1 ? "s" : "") 15341 + " for userId:" + userId); 15342 mIntentFilterVerifier.startVerifications(userId); 15343 } else { 15344 if (DEBUG_DOMAIN_VERIFICATION) { 15345 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 15346 } 15347 } 15348 } 15349 15350 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 15351 final ComponentName cn = filter.activity.getComponentName(); 15352 final String packageName = cn.getPackageName(); 15353 15354 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 15355 packageName); 15356 if (ivi == null) { 15357 return true; 15358 } 15359 int status = ivi.getStatus(); 15360 switch (status) { 15361 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 15362 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 15363 return true; 15364 15365 default: 15366 // Nothing to do 15367 return false; 15368 } 15369 } 15370 15371 private static boolean isMultiArch(ApplicationInfo info) { 15372 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 15373 } 15374 15375 private static boolean isExternal(PackageParser.Package pkg) { 15376 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15377 } 15378 15379 private static boolean isExternal(PackageSetting ps) { 15380 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15381 } 15382 15383 private static boolean isEphemeral(PackageParser.Package pkg) { 15384 return pkg.applicationInfo.isEphemeralApp(); 15385 } 15386 15387 private static boolean isEphemeral(PackageSetting ps) { 15388 return ps.pkg != null && isEphemeral(ps.pkg); 15389 } 15390 15391 private static boolean isSystemApp(PackageParser.Package pkg) { 15392 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 15393 } 15394 15395 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 15396 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15397 } 15398 15399 private static boolean hasDomainURLs(PackageParser.Package pkg) { 15400 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 15401 } 15402 15403 private static boolean isSystemApp(PackageSetting ps) { 15404 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 15405 } 15406 15407 private static boolean isUpdatedSystemApp(PackageSetting ps) { 15408 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 15409 } 15410 15411 private int packageFlagsToInstallFlags(PackageSetting ps) { 15412 int installFlags = 0; 15413 if (isEphemeral(ps)) { 15414 installFlags |= PackageManager.INSTALL_EPHEMERAL; 15415 } 15416 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 15417 // This existing package was an external ASEC install when we have 15418 // the external flag without a UUID 15419 installFlags |= PackageManager.INSTALL_EXTERNAL; 15420 } 15421 if (ps.isForwardLocked()) { 15422 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 15423 } 15424 return installFlags; 15425 } 15426 15427 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 15428 if (isExternal(pkg)) { 15429 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15430 return StorageManager.UUID_PRIMARY_PHYSICAL; 15431 } else { 15432 return pkg.volumeUuid; 15433 } 15434 } else { 15435 return StorageManager.UUID_PRIVATE_INTERNAL; 15436 } 15437 } 15438 15439 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 15440 if (isExternal(pkg)) { 15441 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15442 return mSettings.getExternalVersion(); 15443 } else { 15444 return mSettings.findOrCreateVersion(pkg.volumeUuid); 15445 } 15446 } else { 15447 return mSettings.getInternalVersion(); 15448 } 15449 } 15450 15451 private void deleteTempPackageFiles() { 15452 final FilenameFilter filter = new FilenameFilter() { 15453 public boolean accept(File dir, String name) { 15454 return name.startsWith("vmdl") && name.endsWith(".tmp"); 15455 } 15456 }; 15457 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 15458 file.delete(); 15459 } 15460 } 15461 15462 @Override 15463 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 15464 int flags) { 15465 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 15466 flags); 15467 } 15468 15469 @Override 15470 public void deletePackage(final String packageName, 15471 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 15472 mContext.enforceCallingOrSelfPermission( 15473 android.Manifest.permission.DELETE_PACKAGES, null); 15474 Preconditions.checkNotNull(packageName); 15475 Preconditions.checkNotNull(observer); 15476 final int uid = Binder.getCallingUid(); 15477 if (!isOrphaned(packageName) 15478 && !isCallerAllowedToSilentlyUninstall(uid, packageName)) { 15479 try { 15480 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 15481 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 15482 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 15483 observer.onUserActionRequired(intent); 15484 } catch (RemoteException re) { 15485 } 15486 return; 15487 } 15488 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 15489 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 15490 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 15491 mContext.enforceCallingOrSelfPermission( 15492 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 15493 "deletePackage for user " + userId); 15494 } 15495 15496 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 15497 try { 15498 observer.onPackageDeleted(packageName, 15499 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 15500 } catch (RemoteException re) { 15501 } 15502 return; 15503 } 15504 15505 if (!deleteAllUsers && getBlockUninstallForUser(packageName, userId)) { 15506 try { 15507 observer.onPackageDeleted(packageName, 15508 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 15509 } catch (RemoteException re) { 15510 } 15511 return; 15512 } 15513 15514 if (DEBUG_REMOVE) { 15515 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId 15516 + " deleteAllUsers: " + deleteAllUsers ); 15517 } 15518 // Queue up an async operation since the package deletion may take a little while. 15519 mHandler.post(new Runnable() { 15520 public void run() { 15521 mHandler.removeCallbacks(this); 15522 int returnCode; 15523 if (!deleteAllUsers) { 15524 returnCode = deletePackageX(packageName, userId, deleteFlags); 15525 } else { 15526 int[] blockUninstallUserIds = getBlockUninstallForUsers(packageName, users); 15527 // If nobody is blocking uninstall, proceed with delete for all users 15528 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 15529 returnCode = deletePackageX(packageName, userId, deleteFlags); 15530 } else { 15531 // Otherwise uninstall individually for users with blockUninstalls=false 15532 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 15533 for (int userId : users) { 15534 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 15535 returnCode = deletePackageX(packageName, userId, userFlags); 15536 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 15537 Slog.w(TAG, "Package delete failed for user " + userId 15538 + ", returnCode " + returnCode); 15539 } 15540 } 15541 } 15542 // The app has only been marked uninstalled for certain users. 15543 // We still need to report that delete was blocked 15544 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 15545 } 15546 } 15547 try { 15548 observer.onPackageDeleted(packageName, returnCode, null); 15549 } catch (RemoteException e) { 15550 Log.i(TAG, "Observer no longer exists."); 15551 } //end catch 15552 } //end run 15553 }); 15554 } 15555 15556 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 15557 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 15558 || callingUid == Process.SYSTEM_UID) { 15559 return true; 15560 } 15561 final int callingUserId = UserHandle.getUserId(callingUid); 15562 // If the caller installed the pkgName, then allow it to silently uninstall. 15563 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 15564 return true; 15565 } 15566 15567 // Allow package verifier to silently uninstall. 15568 if (mRequiredVerifierPackage != null && 15569 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 15570 return true; 15571 } 15572 15573 // Allow package uninstaller to silently uninstall. 15574 if (mRequiredUninstallerPackage != null && 15575 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 15576 return true; 15577 } 15578 15579 // Allow storage manager to silently uninstall. 15580 if (mStorageManagerPackage != null && 15581 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 15582 return true; 15583 } 15584 return false; 15585 } 15586 15587 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 15588 int[] result = EMPTY_INT_ARRAY; 15589 for (int userId : userIds) { 15590 if (getBlockUninstallForUser(packageName, userId)) { 15591 result = ArrayUtils.appendInt(result, userId); 15592 } 15593 } 15594 return result; 15595 } 15596 15597 @Override 15598 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 15599 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 15600 } 15601 15602 private boolean isPackageDeviceAdmin(String packageName, int userId) { 15603 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 15604 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 15605 try { 15606 if (dpm != null) { 15607 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 15608 /* callingUserOnly =*/ false); 15609 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 15610 : deviceOwnerComponentName.getPackageName(); 15611 // Does the package contains the device owner? 15612 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 15613 // this check is probably not needed, since DO should be registered as a device 15614 // admin on some user too. (Original bug for this: b/17657954) 15615 if (packageName.equals(deviceOwnerPackageName)) { 15616 return true; 15617 } 15618 // Does it contain a device admin for any user? 15619 int[] users; 15620 if (userId == UserHandle.USER_ALL) { 15621 users = sUserManager.getUserIds(); 15622 } else { 15623 users = new int[]{userId}; 15624 } 15625 for (int i = 0; i < users.length; ++i) { 15626 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 15627 return true; 15628 } 15629 } 15630 } 15631 } catch (RemoteException e) { 15632 } 15633 return false; 15634 } 15635 15636 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 15637 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 15638 } 15639 15640 /** 15641 * This method is an internal method that could be get invoked either 15642 * to delete an installed package or to clean up a failed installation. 15643 * After deleting an installed package, a broadcast is sent to notify any 15644 * listeners that the package has been removed. For cleaning up a failed 15645 * installation, the broadcast is not necessary since the package's 15646 * installation wouldn't have sent the initial broadcast either 15647 * The key steps in deleting a package are 15648 * deleting the package information in internal structures like mPackages, 15649 * deleting the packages base directories through installd 15650 * updating mSettings to reflect current status 15651 * persisting settings for later use 15652 * sending a broadcast if necessary 15653 */ 15654 private int deletePackageX(String packageName, int userId, int deleteFlags) { 15655 final PackageRemovedInfo info = new PackageRemovedInfo(); 15656 final boolean res; 15657 15658 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 15659 ? UserHandle.USER_ALL : userId; 15660 15661 if (isPackageDeviceAdmin(packageName, removeUser)) { 15662 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 15663 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 15664 } 15665 15666 PackageSetting uninstalledPs = null; 15667 15668 // for the uninstall-updates case and restricted profiles, remember the per- 15669 // user handle installed state 15670 int[] allUsers; 15671 synchronized (mPackages) { 15672 uninstalledPs = mSettings.mPackages.get(packageName); 15673 if (uninstalledPs == null) { 15674 Slog.w(TAG, "Not removing non-existent package " + packageName); 15675 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15676 } 15677 allUsers = sUserManager.getUserIds(); 15678 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 15679 } 15680 15681 final int freezeUser; 15682 if (isUpdatedSystemApp(uninstalledPs) 15683 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 15684 // We're downgrading a system app, which will apply to all users, so 15685 // freeze them all during the downgrade 15686 freezeUser = UserHandle.USER_ALL; 15687 } else { 15688 freezeUser = removeUser; 15689 } 15690 15691 synchronized (mInstallLock) { 15692 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 15693 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 15694 deleteFlags, "deletePackageX")) { 15695 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 15696 deleteFlags | REMOVE_CHATTY, info, true, null); 15697 } 15698 synchronized (mPackages) { 15699 if (res) { 15700 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 15701 } 15702 } 15703 } 15704 15705 if (res) { 15706 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 15707 info.sendPackageRemovedBroadcasts(killApp); 15708 info.sendSystemPackageUpdatedBroadcasts(); 15709 info.sendSystemPackageAppearedBroadcasts(); 15710 } 15711 // Force a gc here. 15712 Runtime.getRuntime().gc(); 15713 // Delete the resources here after sending the broadcast to let 15714 // other processes clean up before deleting resources. 15715 if (info.args != null) { 15716 synchronized (mInstallLock) { 15717 info.args.doPostDeleteLI(true); 15718 } 15719 } 15720 15721 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15722 } 15723 15724 class PackageRemovedInfo { 15725 String removedPackage; 15726 int uid = -1; 15727 int removedAppId = -1; 15728 int[] origUsers; 15729 int[] removedUsers = null; 15730 boolean isRemovedPackageSystemUpdate = false; 15731 boolean isUpdate; 15732 boolean dataRemoved; 15733 boolean removedForAllUsers; 15734 // Clean up resources deleted packages. 15735 InstallArgs args = null; 15736 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 15737 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 15738 15739 void sendPackageRemovedBroadcasts(boolean killApp) { 15740 sendPackageRemovedBroadcastInternal(killApp); 15741 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 15742 for (int i = 0; i < childCount; i++) { 15743 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15744 childInfo.sendPackageRemovedBroadcastInternal(killApp); 15745 } 15746 } 15747 15748 void sendSystemPackageUpdatedBroadcasts() { 15749 if (isRemovedPackageSystemUpdate) { 15750 sendSystemPackageUpdatedBroadcastsInternal(); 15751 final int childCount = (removedChildPackages != null) 15752 ? removedChildPackages.size() : 0; 15753 for (int i = 0; i < childCount; i++) { 15754 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15755 if (childInfo.isRemovedPackageSystemUpdate) { 15756 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 15757 } 15758 } 15759 } 15760 } 15761 15762 void sendSystemPackageAppearedBroadcasts() { 15763 final int packageCount = (appearedChildPackages != null) 15764 ? appearedChildPackages.size() : 0; 15765 for (int i = 0; i < packageCount; i++) { 15766 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 15767 for (int userId : installedInfo.newUsers) { 15768 sendPackageAddedForUser(installedInfo.name, true, 15769 UserHandle.getAppId(installedInfo.uid), userId); 15770 } 15771 } 15772 } 15773 15774 private void sendSystemPackageUpdatedBroadcastsInternal() { 15775 Bundle extras = new Bundle(2); 15776 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15777 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15778 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 15779 extras, 0, null, null, null); 15780 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 15781 extras, 0, null, null, null); 15782 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 15783 null, 0, removedPackage, null, null); 15784 } 15785 15786 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 15787 Bundle extras = new Bundle(2); 15788 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15789 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 15790 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 15791 if (isUpdate || isRemovedPackageSystemUpdate) { 15792 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15793 } 15794 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 15795 if (removedPackage != null) { 15796 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 15797 extras, 0, null, null, removedUsers); 15798 if (dataRemoved && !isRemovedPackageSystemUpdate) { 15799 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 15800 removedPackage, extras, 0, null, null, removedUsers); 15801 } 15802 } 15803 if (removedAppId >= 0) { 15804 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 15805 removedUsers); 15806 } 15807 } 15808 } 15809 15810 /* 15811 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 15812 * flag is not set, the data directory is removed as well. 15813 * make sure this flag is set for partially installed apps. If not its meaningless to 15814 * delete a partially installed application. 15815 */ 15816 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 15817 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 15818 String packageName = ps.name; 15819 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 15820 // Retrieve object to delete permissions for shared user later on 15821 final PackageParser.Package deletedPkg; 15822 final PackageSetting deletedPs; 15823 // reader 15824 synchronized (mPackages) { 15825 deletedPkg = mPackages.get(packageName); 15826 deletedPs = mSettings.mPackages.get(packageName); 15827 if (outInfo != null) { 15828 outInfo.removedPackage = packageName; 15829 outInfo.removedUsers = deletedPs != null 15830 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 15831 : null; 15832 } 15833 } 15834 15835 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 15836 15837 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 15838 final PackageParser.Package resolvedPkg; 15839 if (deletedPkg != null) { 15840 resolvedPkg = deletedPkg; 15841 } else { 15842 // We don't have a parsed package when it lives on an ejected 15843 // adopted storage device, so fake something together 15844 resolvedPkg = new PackageParser.Package(ps.name); 15845 resolvedPkg.setVolumeUuid(ps.volumeUuid); 15846 } 15847 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 15848 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 15849 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 15850 if (outInfo != null) { 15851 outInfo.dataRemoved = true; 15852 } 15853 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 15854 } 15855 15856 // writer 15857 synchronized (mPackages) { 15858 if (deletedPs != null) { 15859 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 15860 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 15861 clearDefaultBrowserIfNeeded(packageName); 15862 if (outInfo != null) { 15863 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 15864 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 15865 } 15866 updatePermissionsLPw(deletedPs.name, null, 0); 15867 if (deletedPs.sharedUser != null) { 15868 // Remove permissions associated with package. Since runtime 15869 // permissions are per user we have to kill the removed package 15870 // or packages running under the shared user of the removed 15871 // package if revoking the permissions requested only by the removed 15872 // package is successful and this causes a change in gids. 15873 for (int userId : UserManagerService.getInstance().getUserIds()) { 15874 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 15875 userId); 15876 if (userIdToKill == UserHandle.USER_ALL 15877 || userIdToKill >= UserHandle.USER_SYSTEM) { 15878 // If gids changed for this user, kill all affected packages. 15879 mHandler.post(new Runnable() { 15880 @Override 15881 public void run() { 15882 // This has to happen with no lock held. 15883 killApplication(deletedPs.name, deletedPs.appId, 15884 KILL_APP_REASON_GIDS_CHANGED); 15885 } 15886 }); 15887 break; 15888 } 15889 } 15890 } 15891 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 15892 } 15893 // make sure to preserve per-user disabled state if this removal was just 15894 // a downgrade of a system app to the factory package 15895 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 15896 if (DEBUG_REMOVE) { 15897 Slog.d(TAG, "Propagating install state across downgrade"); 15898 } 15899 for (int userId : allUserHandles) { 15900 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 15901 if (DEBUG_REMOVE) { 15902 Slog.d(TAG, " user " + userId + " => " + installed); 15903 } 15904 ps.setInstalled(installed, userId); 15905 } 15906 } 15907 } 15908 // can downgrade to reader 15909 if (writeSettings) { 15910 // Save settings now 15911 mSettings.writeLPr(); 15912 } 15913 } 15914 if (outInfo != null) { 15915 // A user ID was deleted here. Go through all users and remove it 15916 // from KeyStore. 15917 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 15918 } 15919 } 15920 15921 static boolean locationIsPrivileged(File path) { 15922 try { 15923 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 15924 .getCanonicalPath(); 15925 return path.getCanonicalPath().startsWith(privilegedAppDir); 15926 } catch (IOException e) { 15927 Slog.e(TAG, "Unable to access code path " + path); 15928 } 15929 return false; 15930 } 15931 15932 /* 15933 * Tries to delete system package. 15934 */ 15935 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 15936 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 15937 boolean writeSettings) { 15938 if (deletedPs.parentPackageName != null) { 15939 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 15940 return false; 15941 } 15942 15943 final boolean applyUserRestrictions 15944 = (allUserHandles != null) && (outInfo.origUsers != null); 15945 final PackageSetting disabledPs; 15946 // Confirm if the system package has been updated 15947 // An updated system app can be deleted. This will also have to restore 15948 // the system pkg from system partition 15949 // reader 15950 synchronized (mPackages) { 15951 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 15952 } 15953 15954 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 15955 + " disabledPs=" + disabledPs); 15956 15957 if (disabledPs == null) { 15958 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 15959 return false; 15960 } else if (DEBUG_REMOVE) { 15961 Slog.d(TAG, "Deleting system pkg from data partition"); 15962 } 15963 15964 if (DEBUG_REMOVE) { 15965 if (applyUserRestrictions) { 15966 Slog.d(TAG, "Remembering install states:"); 15967 for (int userId : allUserHandles) { 15968 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 15969 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 15970 } 15971 } 15972 } 15973 15974 // Delete the updated package 15975 outInfo.isRemovedPackageSystemUpdate = true; 15976 if (outInfo.removedChildPackages != null) { 15977 final int childCount = (deletedPs.childPackageNames != null) 15978 ? deletedPs.childPackageNames.size() : 0; 15979 for (int i = 0; i < childCount; i++) { 15980 String childPackageName = deletedPs.childPackageNames.get(i); 15981 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 15982 .contains(childPackageName)) { 15983 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 15984 childPackageName); 15985 if (childInfo != null) { 15986 childInfo.isRemovedPackageSystemUpdate = true; 15987 } 15988 } 15989 } 15990 } 15991 15992 if (disabledPs.versionCode < deletedPs.versionCode) { 15993 // Delete data for downgrades 15994 flags &= ~PackageManager.DELETE_KEEP_DATA; 15995 } else { 15996 // Preserve data by setting flag 15997 flags |= PackageManager.DELETE_KEEP_DATA; 15998 } 15999 16000 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 16001 outInfo, writeSettings, disabledPs.pkg); 16002 if (!ret) { 16003 return false; 16004 } 16005 16006 // writer 16007 synchronized (mPackages) { 16008 // Reinstate the old system package 16009 enableSystemPackageLPw(disabledPs.pkg); 16010 // Remove any native libraries from the upgraded package. 16011 removeNativeBinariesLI(deletedPs); 16012 } 16013 16014 // Install the system package 16015 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 16016 int parseFlags = mDefParseFlags 16017 | PackageParser.PARSE_MUST_BE_APK 16018 | PackageParser.PARSE_IS_SYSTEM 16019 | PackageParser.PARSE_IS_SYSTEM_DIR; 16020 if (locationIsPrivileged(disabledPs.codePath)) { 16021 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 16022 } 16023 16024 final PackageParser.Package newPkg; 16025 try { 16026 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 16027 } catch (PackageManagerException e) { 16028 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 16029 + e.getMessage()); 16030 return false; 16031 } 16032 try { 16033 // update shared libraries for the newly re-installed system package 16034 updateSharedLibrariesLPw(newPkg, null); 16035 } catch (PackageManagerException e) { 16036 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16037 } 16038 16039 prepareAppDataAfterInstallLIF(newPkg); 16040 16041 // writer 16042 synchronized (mPackages) { 16043 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 16044 16045 // Propagate the permissions state as we do not want to drop on the floor 16046 // runtime permissions. The update permissions method below will take 16047 // care of removing obsolete permissions and grant install permissions. 16048 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 16049 updatePermissionsLPw(newPkg.packageName, newPkg, 16050 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 16051 16052 if (applyUserRestrictions) { 16053 if (DEBUG_REMOVE) { 16054 Slog.d(TAG, "Propagating install state across reinstall"); 16055 } 16056 for (int userId : allUserHandles) { 16057 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 16058 if (DEBUG_REMOVE) { 16059 Slog.d(TAG, " user " + userId + " => " + installed); 16060 } 16061 ps.setInstalled(installed, userId); 16062 16063 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 16064 } 16065 // Regardless of writeSettings we need to ensure that this restriction 16066 // state propagation is persisted 16067 mSettings.writeAllUsersPackageRestrictionsLPr(); 16068 } 16069 // can downgrade to reader here 16070 if (writeSettings) { 16071 mSettings.writeLPr(); 16072 } 16073 } 16074 return true; 16075 } 16076 16077 private boolean deleteInstalledPackageLIF(PackageSetting ps, 16078 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 16079 PackageRemovedInfo outInfo, boolean writeSettings, 16080 PackageParser.Package replacingPackage) { 16081 synchronized (mPackages) { 16082 if (outInfo != null) { 16083 outInfo.uid = ps.appId; 16084 } 16085 16086 if (outInfo != null && outInfo.removedChildPackages != null) { 16087 final int childCount = (ps.childPackageNames != null) 16088 ? ps.childPackageNames.size() : 0; 16089 for (int i = 0; i < childCount; i++) { 16090 String childPackageName = ps.childPackageNames.get(i); 16091 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 16092 if (childPs == null) { 16093 return false; 16094 } 16095 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 16096 childPackageName); 16097 if (childInfo != null) { 16098 childInfo.uid = childPs.appId; 16099 } 16100 } 16101 } 16102 } 16103 16104 // Delete package data from internal structures and also remove data if flag is set 16105 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 16106 16107 // Delete the child packages data 16108 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16109 for (int i = 0; i < childCount; i++) { 16110 PackageSetting childPs; 16111 synchronized (mPackages) { 16112 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 16113 } 16114 if (childPs != null) { 16115 PackageRemovedInfo childOutInfo = (outInfo != null 16116 && outInfo.removedChildPackages != null) 16117 ? outInfo.removedChildPackages.get(childPs.name) : null; 16118 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 16119 && (replacingPackage != null 16120 && !replacingPackage.hasChildPackage(childPs.name)) 16121 ? flags & ~DELETE_KEEP_DATA : flags; 16122 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 16123 deleteFlags, writeSettings); 16124 } 16125 } 16126 16127 // Delete application code and resources only for parent packages 16128 if (ps.parentPackageName == null) { 16129 if (deleteCodeAndResources && (outInfo != null)) { 16130 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 16131 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 16132 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 16133 } 16134 } 16135 16136 return true; 16137 } 16138 16139 @Override 16140 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 16141 int userId) { 16142 mContext.enforceCallingOrSelfPermission( 16143 android.Manifest.permission.DELETE_PACKAGES, null); 16144 synchronized (mPackages) { 16145 PackageSetting ps = mSettings.mPackages.get(packageName); 16146 if (ps == null) { 16147 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 16148 return false; 16149 } 16150 if (!ps.getInstalled(userId)) { 16151 // Can't block uninstall for an app that is not installed or enabled. 16152 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 16153 return false; 16154 } 16155 ps.setBlockUninstall(blockUninstall, userId); 16156 mSettings.writePackageRestrictionsLPr(userId); 16157 } 16158 return true; 16159 } 16160 16161 @Override 16162 public boolean getBlockUninstallForUser(String packageName, int userId) { 16163 synchronized (mPackages) { 16164 PackageSetting ps = mSettings.mPackages.get(packageName); 16165 if (ps == null) { 16166 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 16167 return false; 16168 } 16169 return ps.getBlockUninstall(userId); 16170 } 16171 } 16172 16173 @Override 16174 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 16175 int callingUid = Binder.getCallingUid(); 16176 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 16177 throw new SecurityException( 16178 "setRequiredForSystemUser can only be run by the system or root"); 16179 } 16180 synchronized (mPackages) { 16181 PackageSetting ps = mSettings.mPackages.get(packageName); 16182 if (ps == null) { 16183 Log.w(TAG, "Package doesn't exist: " + packageName); 16184 return false; 16185 } 16186 if (systemUserApp) { 16187 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16188 } else { 16189 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16190 } 16191 mSettings.writeLPr(); 16192 } 16193 return true; 16194 } 16195 16196 /* 16197 * This method handles package deletion in general 16198 */ 16199 private boolean deletePackageLIF(String packageName, UserHandle user, 16200 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 16201 PackageRemovedInfo outInfo, boolean writeSettings, 16202 PackageParser.Package replacingPackage) { 16203 if (packageName == null) { 16204 Slog.w(TAG, "Attempt to delete null packageName."); 16205 return false; 16206 } 16207 16208 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 16209 16210 PackageSetting ps; 16211 16212 synchronized (mPackages) { 16213 ps = mSettings.mPackages.get(packageName); 16214 if (ps == null) { 16215 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16216 return false; 16217 } 16218 16219 if (ps.parentPackageName != null && (!isSystemApp(ps) 16220 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 16221 if (DEBUG_REMOVE) { 16222 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 16223 + ((user == null) ? UserHandle.USER_ALL : user)); 16224 } 16225 final int removedUserId = (user != null) ? user.getIdentifier() 16226 : UserHandle.USER_ALL; 16227 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 16228 return false; 16229 } 16230 markPackageUninstalledForUserLPw(ps, user); 16231 scheduleWritePackageRestrictionsLocked(user); 16232 return true; 16233 } 16234 } 16235 16236 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 16237 && user.getIdentifier() != UserHandle.USER_ALL)) { 16238 // The caller is asking that the package only be deleted for a single 16239 // user. To do this, we just mark its uninstalled state and delete 16240 // its data. If this is a system app, we only allow this to happen if 16241 // they have set the special DELETE_SYSTEM_APP which requests different 16242 // semantics than normal for uninstalling system apps. 16243 markPackageUninstalledForUserLPw(ps, user); 16244 16245 if (!isSystemApp(ps)) { 16246 // Do not uninstall the APK if an app should be cached 16247 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 16248 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 16249 // Other user still have this package installed, so all 16250 // we need to do is clear this user's data and save that 16251 // it is uninstalled. 16252 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 16253 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16254 return false; 16255 } 16256 scheduleWritePackageRestrictionsLocked(user); 16257 return true; 16258 } else { 16259 // We need to set it back to 'installed' so the uninstall 16260 // broadcasts will be sent correctly. 16261 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 16262 ps.setInstalled(true, user.getIdentifier()); 16263 } 16264 } else { 16265 // This is a system app, so we assume that the 16266 // other users still have this package installed, so all 16267 // we need to do is clear this user's data and save that 16268 // it is uninstalled. 16269 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 16270 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16271 return false; 16272 } 16273 scheduleWritePackageRestrictionsLocked(user); 16274 return true; 16275 } 16276 } 16277 16278 // If we are deleting a composite package for all users, keep track 16279 // of result for each child. 16280 if (ps.childPackageNames != null && outInfo != null) { 16281 synchronized (mPackages) { 16282 final int childCount = ps.childPackageNames.size(); 16283 outInfo.removedChildPackages = new ArrayMap<>(childCount); 16284 for (int i = 0; i < childCount; i++) { 16285 String childPackageName = ps.childPackageNames.get(i); 16286 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 16287 childInfo.removedPackage = childPackageName; 16288 outInfo.removedChildPackages.put(childPackageName, childInfo); 16289 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16290 if (childPs != null) { 16291 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 16292 } 16293 } 16294 } 16295 } 16296 16297 boolean ret = false; 16298 if (isSystemApp(ps)) { 16299 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 16300 // When an updated system application is deleted we delete the existing resources 16301 // as well and fall back to existing code in system partition 16302 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 16303 } else { 16304 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 16305 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 16306 outInfo, writeSettings, replacingPackage); 16307 } 16308 16309 // Take a note whether we deleted the package for all users 16310 if (outInfo != null) { 16311 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16312 if (outInfo.removedChildPackages != null) { 16313 synchronized (mPackages) { 16314 final int childCount = outInfo.removedChildPackages.size(); 16315 for (int i = 0; i < childCount; i++) { 16316 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 16317 if (childInfo != null) { 16318 childInfo.removedForAllUsers = mPackages.get( 16319 childInfo.removedPackage) == null; 16320 } 16321 } 16322 } 16323 } 16324 // If we uninstalled an update to a system app there may be some 16325 // child packages that appeared as they are declared in the system 16326 // app but were not declared in the update. 16327 if (isSystemApp(ps)) { 16328 synchronized (mPackages) { 16329 PackageSetting updatedPs = mSettings.peekPackageLPr(ps.name); 16330 final int childCount = (updatedPs.childPackageNames != null) 16331 ? updatedPs.childPackageNames.size() : 0; 16332 for (int i = 0; i < childCount; i++) { 16333 String childPackageName = updatedPs.childPackageNames.get(i); 16334 if (outInfo.removedChildPackages == null 16335 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 16336 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16337 if (childPs == null) { 16338 continue; 16339 } 16340 PackageInstalledInfo installRes = new PackageInstalledInfo(); 16341 installRes.name = childPackageName; 16342 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 16343 installRes.pkg = mPackages.get(childPackageName); 16344 installRes.uid = childPs.pkg.applicationInfo.uid; 16345 if (outInfo.appearedChildPackages == null) { 16346 outInfo.appearedChildPackages = new ArrayMap<>(); 16347 } 16348 outInfo.appearedChildPackages.put(childPackageName, installRes); 16349 } 16350 } 16351 } 16352 } 16353 } 16354 16355 return ret; 16356 } 16357 16358 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 16359 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 16360 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 16361 for (int nextUserId : userIds) { 16362 if (DEBUG_REMOVE) { 16363 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 16364 } 16365 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 16366 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 16367 false /*hidden*/, false /*suspended*/, null, null, null, 16368 false /*blockUninstall*/, 16369 ps.readUserState(nextUserId).domainVerificationStatus, 0); 16370 } 16371 } 16372 16373 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 16374 PackageRemovedInfo outInfo) { 16375 final PackageParser.Package pkg; 16376 synchronized (mPackages) { 16377 pkg = mPackages.get(ps.name); 16378 } 16379 16380 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 16381 : new int[] {userId}; 16382 for (int nextUserId : userIds) { 16383 if (DEBUG_REMOVE) { 16384 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 16385 + nextUserId); 16386 } 16387 16388 destroyAppDataLIF(pkg, userId, 16389 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16390 destroyAppProfilesLIF(pkg, userId); 16391 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 16392 schedulePackageCleaning(ps.name, nextUserId, false); 16393 synchronized (mPackages) { 16394 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 16395 scheduleWritePackageRestrictionsLocked(nextUserId); 16396 } 16397 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 16398 } 16399 } 16400 16401 if (outInfo != null) { 16402 outInfo.removedPackage = ps.name; 16403 outInfo.removedAppId = ps.appId; 16404 outInfo.removedUsers = userIds; 16405 } 16406 16407 return true; 16408 } 16409 16410 private final class ClearStorageConnection implements ServiceConnection { 16411 IMediaContainerService mContainerService; 16412 16413 @Override 16414 public void onServiceConnected(ComponentName name, IBinder service) { 16415 synchronized (this) { 16416 mContainerService = IMediaContainerService.Stub.asInterface(service); 16417 notifyAll(); 16418 } 16419 } 16420 16421 @Override 16422 public void onServiceDisconnected(ComponentName name) { 16423 } 16424 } 16425 16426 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 16427 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 16428 16429 final boolean mounted; 16430 if (Environment.isExternalStorageEmulated()) { 16431 mounted = true; 16432 } else { 16433 final String status = Environment.getExternalStorageState(); 16434 16435 mounted = status.equals(Environment.MEDIA_MOUNTED) 16436 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 16437 } 16438 16439 if (!mounted) { 16440 return; 16441 } 16442 16443 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 16444 int[] users; 16445 if (userId == UserHandle.USER_ALL) { 16446 users = sUserManager.getUserIds(); 16447 } else { 16448 users = new int[] { userId }; 16449 } 16450 final ClearStorageConnection conn = new ClearStorageConnection(); 16451 if (mContext.bindServiceAsUser( 16452 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 16453 try { 16454 for (int curUser : users) { 16455 long timeout = SystemClock.uptimeMillis() + 5000; 16456 synchronized (conn) { 16457 long now; 16458 while (conn.mContainerService == null && 16459 (now = SystemClock.uptimeMillis()) < timeout) { 16460 try { 16461 conn.wait(timeout - now); 16462 } catch (InterruptedException e) { 16463 } 16464 } 16465 } 16466 if (conn.mContainerService == null) { 16467 return; 16468 } 16469 16470 final UserEnvironment userEnv = new UserEnvironment(curUser); 16471 clearDirectory(conn.mContainerService, 16472 userEnv.buildExternalStorageAppCacheDirs(packageName)); 16473 if (allData) { 16474 clearDirectory(conn.mContainerService, 16475 userEnv.buildExternalStorageAppDataDirs(packageName)); 16476 clearDirectory(conn.mContainerService, 16477 userEnv.buildExternalStorageAppMediaDirs(packageName)); 16478 } 16479 } 16480 } finally { 16481 mContext.unbindService(conn); 16482 } 16483 } 16484 } 16485 16486 @Override 16487 public void clearApplicationProfileData(String packageName) { 16488 enforceSystemOrRoot("Only the system can clear all profile data"); 16489 16490 final PackageParser.Package pkg; 16491 synchronized (mPackages) { 16492 pkg = mPackages.get(packageName); 16493 } 16494 16495 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 16496 synchronized (mInstallLock) { 16497 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 16498 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 16499 true /* removeBaseMarker */); 16500 } 16501 } 16502 } 16503 16504 @Override 16505 public void clearApplicationUserData(final String packageName, 16506 final IPackageDataObserver observer, final int userId) { 16507 mContext.enforceCallingOrSelfPermission( 16508 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 16509 16510 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16511 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 16512 16513 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 16514 throw new SecurityException("Cannot clear data for a protected package: " 16515 + packageName); 16516 } 16517 // Queue up an async operation since the package deletion may take a little while. 16518 mHandler.post(new Runnable() { 16519 public void run() { 16520 mHandler.removeCallbacks(this); 16521 final boolean succeeded; 16522 try (PackageFreezer freezer = freezePackage(packageName, 16523 "clearApplicationUserData")) { 16524 synchronized (mInstallLock) { 16525 succeeded = clearApplicationUserDataLIF(packageName, userId); 16526 } 16527 clearExternalStorageDataSync(packageName, userId, true); 16528 } 16529 if (succeeded) { 16530 // invoke DeviceStorageMonitor's update method to clear any notifications 16531 DeviceStorageMonitorInternal dsm = LocalServices 16532 .getService(DeviceStorageMonitorInternal.class); 16533 if (dsm != null) { 16534 dsm.checkMemory(); 16535 } 16536 } 16537 if(observer != null) { 16538 try { 16539 observer.onRemoveCompleted(packageName, succeeded); 16540 } catch (RemoteException e) { 16541 Log.i(TAG, "Observer no longer exists."); 16542 } 16543 } //end if observer 16544 } //end run 16545 }); 16546 } 16547 16548 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 16549 if (packageName == null) { 16550 Slog.w(TAG, "Attempt to delete null packageName."); 16551 return false; 16552 } 16553 16554 // Try finding details about the requested package 16555 PackageParser.Package pkg; 16556 synchronized (mPackages) { 16557 pkg = mPackages.get(packageName); 16558 if (pkg == null) { 16559 final PackageSetting ps = mSettings.mPackages.get(packageName); 16560 if (ps != null) { 16561 pkg = ps.pkg; 16562 } 16563 } 16564 16565 if (pkg == null) { 16566 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16567 return false; 16568 } 16569 16570 PackageSetting ps = (PackageSetting) pkg.mExtras; 16571 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16572 } 16573 16574 clearAppDataLIF(pkg, userId, 16575 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16576 16577 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16578 removeKeystoreDataIfNeeded(userId, appId); 16579 16580 UserManagerInternal umInternal = getUserManagerInternal(); 16581 final int flags; 16582 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 16583 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 16584 } else if (umInternal.isUserRunning(userId)) { 16585 flags = StorageManager.FLAG_STORAGE_DE; 16586 } else { 16587 flags = 0; 16588 } 16589 prepareAppDataContentsLIF(pkg, userId, flags); 16590 16591 return true; 16592 } 16593 16594 /** 16595 * Reverts user permission state changes (permissions and flags) in 16596 * all packages for a given user. 16597 * 16598 * @param userId The device user for which to do a reset. 16599 */ 16600 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 16601 final int packageCount = mPackages.size(); 16602 for (int i = 0; i < packageCount; i++) { 16603 PackageParser.Package pkg = mPackages.valueAt(i); 16604 PackageSetting ps = (PackageSetting) pkg.mExtras; 16605 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16606 } 16607 } 16608 16609 private void resetNetworkPolicies(int userId) { 16610 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 16611 } 16612 16613 /** 16614 * Reverts user permission state changes (permissions and flags). 16615 * 16616 * @param ps The package for which to reset. 16617 * @param userId The device user for which to do a reset. 16618 */ 16619 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 16620 final PackageSetting ps, final int userId) { 16621 if (ps.pkg == null) { 16622 return; 16623 } 16624 16625 // These are flags that can change base on user actions. 16626 final int userSettableMask = FLAG_PERMISSION_USER_SET 16627 | FLAG_PERMISSION_USER_FIXED 16628 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 16629 | FLAG_PERMISSION_REVIEW_REQUIRED; 16630 16631 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 16632 | FLAG_PERMISSION_POLICY_FIXED; 16633 16634 boolean writeInstallPermissions = false; 16635 boolean writeRuntimePermissions = false; 16636 16637 final int permissionCount = ps.pkg.requestedPermissions.size(); 16638 for (int i = 0; i < permissionCount; i++) { 16639 String permission = ps.pkg.requestedPermissions.get(i); 16640 16641 BasePermission bp = mSettings.mPermissions.get(permission); 16642 if (bp == null) { 16643 continue; 16644 } 16645 16646 // If shared user we just reset the state to which only this app contributed. 16647 if (ps.sharedUser != null) { 16648 boolean used = false; 16649 final int packageCount = ps.sharedUser.packages.size(); 16650 for (int j = 0; j < packageCount; j++) { 16651 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 16652 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 16653 && pkg.pkg.requestedPermissions.contains(permission)) { 16654 used = true; 16655 break; 16656 } 16657 } 16658 if (used) { 16659 continue; 16660 } 16661 } 16662 16663 PermissionsState permissionsState = ps.getPermissionsState(); 16664 16665 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 16666 16667 // Always clear the user settable flags. 16668 final boolean hasInstallState = permissionsState.getInstallPermissionState( 16669 bp.name) != null; 16670 // If permission review is enabled and this is a legacy app, mark the 16671 // permission as requiring a review as this is the initial state. 16672 int flags = 0; 16673 if (Build.PERMISSIONS_REVIEW_REQUIRED 16674 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 16675 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 16676 } 16677 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 16678 if (hasInstallState) { 16679 writeInstallPermissions = true; 16680 } else { 16681 writeRuntimePermissions = true; 16682 } 16683 } 16684 16685 // Below is only runtime permission handling. 16686 if (!bp.isRuntime()) { 16687 continue; 16688 } 16689 16690 // Never clobber system or policy. 16691 if ((oldFlags & policyOrSystemFlags) != 0) { 16692 continue; 16693 } 16694 16695 // If this permission was granted by default, make sure it is. 16696 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 16697 if (permissionsState.grantRuntimePermission(bp, userId) 16698 != PERMISSION_OPERATION_FAILURE) { 16699 writeRuntimePermissions = true; 16700 } 16701 // If permission review is enabled the permissions for a legacy apps 16702 // are represented as constantly granted runtime ones, so don't revoke. 16703 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 16704 // Otherwise, reset the permission. 16705 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 16706 switch (revokeResult) { 16707 case PERMISSION_OPERATION_SUCCESS: 16708 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 16709 writeRuntimePermissions = true; 16710 final int appId = ps.appId; 16711 mHandler.post(new Runnable() { 16712 @Override 16713 public void run() { 16714 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 16715 } 16716 }); 16717 } break; 16718 } 16719 } 16720 } 16721 16722 // Synchronously write as we are taking permissions away. 16723 if (writeRuntimePermissions) { 16724 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 16725 } 16726 16727 // Synchronously write as we are taking permissions away. 16728 if (writeInstallPermissions) { 16729 mSettings.writeLPr(); 16730 } 16731 } 16732 16733 /** 16734 * Remove entries from the keystore daemon. Will only remove it if the 16735 * {@code appId} is valid. 16736 */ 16737 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 16738 if (appId < 0) { 16739 return; 16740 } 16741 16742 final KeyStore keyStore = KeyStore.getInstance(); 16743 if (keyStore != null) { 16744 if (userId == UserHandle.USER_ALL) { 16745 for (final int individual : sUserManager.getUserIds()) { 16746 keyStore.clearUid(UserHandle.getUid(individual, appId)); 16747 } 16748 } else { 16749 keyStore.clearUid(UserHandle.getUid(userId, appId)); 16750 } 16751 } else { 16752 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 16753 } 16754 } 16755 16756 @Override 16757 public void deleteApplicationCacheFiles(final String packageName, 16758 final IPackageDataObserver observer) { 16759 final int userId = UserHandle.getCallingUserId(); 16760 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 16761 } 16762 16763 @Override 16764 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 16765 final IPackageDataObserver observer) { 16766 mContext.enforceCallingOrSelfPermission( 16767 android.Manifest.permission.DELETE_CACHE_FILES, null); 16768 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16769 /* requireFullPermission= */ true, /* checkShell= */ false, 16770 "delete application cache files"); 16771 16772 final PackageParser.Package pkg; 16773 synchronized (mPackages) { 16774 pkg = mPackages.get(packageName); 16775 } 16776 16777 // Queue up an async operation since the package deletion may take a little while. 16778 mHandler.post(new Runnable() { 16779 public void run() { 16780 synchronized (mInstallLock) { 16781 final int flags = StorageManager.FLAG_STORAGE_DE 16782 | StorageManager.FLAG_STORAGE_CE; 16783 // We're only clearing cache files, so we don't care if the 16784 // app is unfrozen and still able to run 16785 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 16786 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16787 } 16788 clearExternalStorageDataSync(packageName, userId, false); 16789 if (observer != null) { 16790 try { 16791 observer.onRemoveCompleted(packageName, true); 16792 } catch (RemoteException e) { 16793 Log.i(TAG, "Observer no longer exists."); 16794 } 16795 } 16796 } 16797 }); 16798 } 16799 16800 @Override 16801 public void getPackageSizeInfo(final String packageName, int userHandle, 16802 final IPackageStatsObserver observer) { 16803 mContext.enforceCallingOrSelfPermission( 16804 android.Manifest.permission.GET_PACKAGE_SIZE, null); 16805 if (packageName == null) { 16806 throw new IllegalArgumentException("Attempt to get size of null packageName"); 16807 } 16808 16809 PackageStats stats = new PackageStats(packageName, userHandle); 16810 16811 /* 16812 * Queue up an async operation since the package measurement may take a 16813 * little while. 16814 */ 16815 Message msg = mHandler.obtainMessage(INIT_COPY); 16816 msg.obj = new MeasureParams(stats, observer); 16817 mHandler.sendMessage(msg); 16818 } 16819 16820 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 16821 final PackageSetting ps; 16822 synchronized (mPackages) { 16823 ps = mSettings.mPackages.get(packageName); 16824 if (ps == null) { 16825 Slog.w(TAG, "Failed to find settings for " + packageName); 16826 return false; 16827 } 16828 } 16829 try { 16830 mInstaller.getAppSize(ps.volumeUuid, packageName, userId, 16831 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 16832 ps.getCeDataInode(userId), ps.codePathString, stats); 16833 } catch (InstallerException e) { 16834 Slog.w(TAG, String.valueOf(e)); 16835 return false; 16836 } 16837 16838 // For now, ignore code size of packages on system partition 16839 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 16840 stats.codeSize = 0; 16841 } 16842 16843 return true; 16844 } 16845 16846 private int getUidTargetSdkVersionLockedLPr(int uid) { 16847 Object obj = mSettings.getUserIdLPr(uid); 16848 if (obj instanceof SharedUserSetting) { 16849 final SharedUserSetting sus = (SharedUserSetting) obj; 16850 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 16851 final Iterator<PackageSetting> it = sus.packages.iterator(); 16852 while (it.hasNext()) { 16853 final PackageSetting ps = it.next(); 16854 if (ps.pkg != null) { 16855 int v = ps.pkg.applicationInfo.targetSdkVersion; 16856 if (v < vers) vers = v; 16857 } 16858 } 16859 return vers; 16860 } else if (obj instanceof PackageSetting) { 16861 final PackageSetting ps = (PackageSetting) obj; 16862 if (ps.pkg != null) { 16863 return ps.pkg.applicationInfo.targetSdkVersion; 16864 } 16865 } 16866 return Build.VERSION_CODES.CUR_DEVELOPMENT; 16867 } 16868 16869 @Override 16870 public void addPreferredActivity(IntentFilter filter, int match, 16871 ComponentName[] set, ComponentName activity, int userId) { 16872 addPreferredActivityInternal(filter, match, set, activity, true, userId, 16873 "Adding preferred"); 16874 } 16875 16876 private void addPreferredActivityInternal(IntentFilter filter, int match, 16877 ComponentName[] set, ComponentName activity, boolean always, int userId, 16878 String opname) { 16879 // writer 16880 int callingUid = Binder.getCallingUid(); 16881 enforceCrossUserPermission(callingUid, userId, 16882 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 16883 if (filter.countActions() == 0) { 16884 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 16885 return; 16886 } 16887 synchronized (mPackages) { 16888 if (mContext.checkCallingOrSelfPermission( 16889 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 16890 != PackageManager.PERMISSION_GRANTED) { 16891 if (getUidTargetSdkVersionLockedLPr(callingUid) 16892 < Build.VERSION_CODES.FROYO) { 16893 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 16894 + callingUid); 16895 return; 16896 } 16897 mContext.enforceCallingOrSelfPermission( 16898 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 16899 } 16900 16901 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 16902 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 16903 + userId + ":"); 16904 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 16905 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 16906 scheduleWritePackageRestrictionsLocked(userId); 16907 postPreferredActivityChangedBroadcast(userId); 16908 } 16909 } 16910 16911 private void postPreferredActivityChangedBroadcast(int userId) { 16912 mHandler.post(() -> { 16913 final IActivityManager am = ActivityManagerNative.getDefault(); 16914 if (am == null) { 16915 return; 16916 } 16917 16918 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 16919 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 16920 try { 16921 am.broadcastIntent(null, intent, null, null, 16922 0, null, null, null, android.app.AppOpsManager.OP_NONE, 16923 null, false, false, userId); 16924 } catch (RemoteException e) { 16925 } 16926 }); 16927 } 16928 16929 @Override 16930 public void replacePreferredActivity(IntentFilter filter, int match, 16931 ComponentName[] set, ComponentName activity, int userId) { 16932 if (filter.countActions() != 1) { 16933 throw new IllegalArgumentException( 16934 "replacePreferredActivity expects filter to have only 1 action."); 16935 } 16936 if (filter.countDataAuthorities() != 0 16937 || filter.countDataPaths() != 0 16938 || filter.countDataSchemes() > 1 16939 || filter.countDataTypes() != 0) { 16940 throw new IllegalArgumentException( 16941 "replacePreferredActivity expects filter to have no data authorities, " + 16942 "paths, or types; and at most one scheme."); 16943 } 16944 16945 final int callingUid = Binder.getCallingUid(); 16946 enforceCrossUserPermission(callingUid, userId, 16947 true /* requireFullPermission */, false /* checkShell */, 16948 "replace preferred activity"); 16949 synchronized (mPackages) { 16950 if (mContext.checkCallingOrSelfPermission( 16951 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 16952 != PackageManager.PERMISSION_GRANTED) { 16953 if (getUidTargetSdkVersionLockedLPr(callingUid) 16954 < Build.VERSION_CODES.FROYO) { 16955 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 16956 + Binder.getCallingUid()); 16957 return; 16958 } 16959 mContext.enforceCallingOrSelfPermission( 16960 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 16961 } 16962 16963 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 16964 if (pir != null) { 16965 // Get all of the existing entries that exactly match this filter. 16966 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 16967 if (existing != null && existing.size() == 1) { 16968 PreferredActivity cur = existing.get(0); 16969 if (DEBUG_PREFERRED) { 16970 Slog.i(TAG, "Checking replace of preferred:"); 16971 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 16972 if (!cur.mPref.mAlways) { 16973 Slog.i(TAG, " -- CUR; not mAlways!"); 16974 } else { 16975 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 16976 Slog.i(TAG, " -- CUR: mSet=" 16977 + Arrays.toString(cur.mPref.mSetComponents)); 16978 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 16979 Slog.i(TAG, " -- NEW: mMatch=" 16980 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 16981 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 16982 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 16983 } 16984 } 16985 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 16986 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 16987 && cur.mPref.sameSet(set)) { 16988 // Setting the preferred activity to what it happens to be already 16989 if (DEBUG_PREFERRED) { 16990 Slog.i(TAG, "Replacing with same preferred activity " 16991 + cur.mPref.mShortComponent + " for user " 16992 + userId + ":"); 16993 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 16994 } 16995 return; 16996 } 16997 } 16998 16999 if (existing != null) { 17000 if (DEBUG_PREFERRED) { 17001 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 17002 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17003 } 17004 for (int i = 0; i < existing.size(); i++) { 17005 PreferredActivity pa = existing.get(i); 17006 if (DEBUG_PREFERRED) { 17007 Slog.i(TAG, "Removing existing preferred activity " 17008 + pa.mPref.mComponent + ":"); 17009 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 17010 } 17011 pir.removeFilter(pa); 17012 } 17013 } 17014 } 17015 addPreferredActivityInternal(filter, match, set, activity, true, userId, 17016 "Replacing preferred"); 17017 } 17018 } 17019 17020 @Override 17021 public void clearPackagePreferredActivities(String packageName) { 17022 final int uid = Binder.getCallingUid(); 17023 // writer 17024 synchronized (mPackages) { 17025 PackageParser.Package pkg = mPackages.get(packageName); 17026 if (pkg == null || pkg.applicationInfo.uid != uid) { 17027 if (mContext.checkCallingOrSelfPermission( 17028 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17029 != PackageManager.PERMISSION_GRANTED) { 17030 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 17031 < Build.VERSION_CODES.FROYO) { 17032 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 17033 + Binder.getCallingUid()); 17034 return; 17035 } 17036 mContext.enforceCallingOrSelfPermission( 17037 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17038 } 17039 } 17040 17041 int user = UserHandle.getCallingUserId(); 17042 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 17043 scheduleWritePackageRestrictionsLocked(user); 17044 } 17045 } 17046 } 17047 17048 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17049 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 17050 ArrayList<PreferredActivity> removed = null; 17051 boolean changed = false; 17052 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 17053 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 17054 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 17055 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 17056 continue; 17057 } 17058 Iterator<PreferredActivity> it = pir.filterIterator(); 17059 while (it.hasNext()) { 17060 PreferredActivity pa = it.next(); 17061 // Mark entry for removal only if it matches the package name 17062 // and the entry is of type "always". 17063 if (packageName == null || 17064 (pa.mPref.mComponent.getPackageName().equals(packageName) 17065 && pa.mPref.mAlways)) { 17066 if (removed == null) { 17067 removed = new ArrayList<PreferredActivity>(); 17068 } 17069 removed.add(pa); 17070 } 17071 } 17072 if (removed != null) { 17073 for (int j=0; j<removed.size(); j++) { 17074 PreferredActivity pa = removed.get(j); 17075 pir.removeFilter(pa); 17076 } 17077 changed = true; 17078 } 17079 } 17080 if (changed) { 17081 postPreferredActivityChangedBroadcast(userId); 17082 } 17083 return changed; 17084 } 17085 17086 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17087 private void clearIntentFilterVerificationsLPw(int userId) { 17088 final int packageCount = mPackages.size(); 17089 for (int i = 0; i < packageCount; i++) { 17090 PackageParser.Package pkg = mPackages.valueAt(i); 17091 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 17092 } 17093 } 17094 17095 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17096 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 17097 if (userId == UserHandle.USER_ALL) { 17098 if (mSettings.removeIntentFilterVerificationLPw(packageName, 17099 sUserManager.getUserIds())) { 17100 for (int oneUserId : sUserManager.getUserIds()) { 17101 scheduleWritePackageRestrictionsLocked(oneUserId); 17102 } 17103 } 17104 } else { 17105 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 17106 scheduleWritePackageRestrictionsLocked(userId); 17107 } 17108 } 17109 } 17110 17111 void clearDefaultBrowserIfNeeded(String packageName) { 17112 for (int oneUserId : sUserManager.getUserIds()) { 17113 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 17114 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 17115 if (packageName.equals(defaultBrowserPackageName)) { 17116 setDefaultBrowserPackageName(null, oneUserId); 17117 } 17118 } 17119 } 17120 17121 @Override 17122 public void resetApplicationPreferences(int userId) { 17123 mContext.enforceCallingOrSelfPermission( 17124 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17125 final long identity = Binder.clearCallingIdentity(); 17126 // writer 17127 try { 17128 synchronized (mPackages) { 17129 clearPackagePreferredActivitiesLPw(null, userId); 17130 mSettings.applyDefaultPreferredAppsLPw(this, userId); 17131 // TODO: We have to reset the default SMS and Phone. This requires 17132 // significant refactoring to keep all default apps in the package 17133 // manager (cleaner but more work) or have the services provide 17134 // callbacks to the package manager to request a default app reset. 17135 applyFactoryDefaultBrowserLPw(userId); 17136 clearIntentFilterVerificationsLPw(userId); 17137 primeDomainVerificationsLPw(userId); 17138 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 17139 scheduleWritePackageRestrictionsLocked(userId); 17140 } 17141 resetNetworkPolicies(userId); 17142 } finally { 17143 Binder.restoreCallingIdentity(identity); 17144 } 17145 } 17146 17147 @Override 17148 public int getPreferredActivities(List<IntentFilter> outFilters, 17149 List<ComponentName> outActivities, String packageName) { 17150 17151 int num = 0; 17152 final int userId = UserHandle.getCallingUserId(); 17153 // reader 17154 synchronized (mPackages) { 17155 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 17156 if (pir != null) { 17157 final Iterator<PreferredActivity> it = pir.filterIterator(); 17158 while (it.hasNext()) { 17159 final PreferredActivity pa = it.next(); 17160 if (packageName == null 17161 || (pa.mPref.mComponent.getPackageName().equals(packageName) 17162 && pa.mPref.mAlways)) { 17163 if (outFilters != null) { 17164 outFilters.add(new IntentFilter(pa)); 17165 } 17166 if (outActivities != null) { 17167 outActivities.add(pa.mPref.mComponent); 17168 } 17169 } 17170 } 17171 } 17172 } 17173 17174 return num; 17175 } 17176 17177 @Override 17178 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 17179 int userId) { 17180 int callingUid = Binder.getCallingUid(); 17181 if (callingUid != Process.SYSTEM_UID) { 17182 throw new SecurityException( 17183 "addPersistentPreferredActivity can only be run by the system"); 17184 } 17185 if (filter.countActions() == 0) { 17186 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 17187 return; 17188 } 17189 synchronized (mPackages) { 17190 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 17191 ":"); 17192 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17193 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 17194 new PersistentPreferredActivity(filter, activity)); 17195 scheduleWritePackageRestrictionsLocked(userId); 17196 postPreferredActivityChangedBroadcast(userId); 17197 } 17198 } 17199 17200 @Override 17201 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 17202 int callingUid = Binder.getCallingUid(); 17203 if (callingUid != Process.SYSTEM_UID) { 17204 throw new SecurityException( 17205 "clearPackagePersistentPreferredActivities can only be run by the system"); 17206 } 17207 ArrayList<PersistentPreferredActivity> removed = null; 17208 boolean changed = false; 17209 synchronized (mPackages) { 17210 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 17211 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 17212 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 17213 .valueAt(i); 17214 if (userId != thisUserId) { 17215 continue; 17216 } 17217 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 17218 while (it.hasNext()) { 17219 PersistentPreferredActivity ppa = it.next(); 17220 // Mark entry for removal only if it matches the package name. 17221 if (ppa.mComponent.getPackageName().equals(packageName)) { 17222 if (removed == null) { 17223 removed = new ArrayList<PersistentPreferredActivity>(); 17224 } 17225 removed.add(ppa); 17226 } 17227 } 17228 if (removed != null) { 17229 for (int j=0; j<removed.size(); j++) { 17230 PersistentPreferredActivity ppa = removed.get(j); 17231 ppir.removeFilter(ppa); 17232 } 17233 changed = true; 17234 } 17235 } 17236 17237 if (changed) { 17238 scheduleWritePackageRestrictionsLocked(userId); 17239 postPreferredActivityChangedBroadcast(userId); 17240 } 17241 } 17242 } 17243 17244 /** 17245 * Common machinery for picking apart a restored XML blob and passing 17246 * it to a caller-supplied functor to be applied to the running system. 17247 */ 17248 private void restoreFromXml(XmlPullParser parser, int userId, 17249 String expectedStartTag, BlobXmlRestorer functor) 17250 throws IOException, XmlPullParserException { 17251 int type; 17252 while ((type = parser.next()) != XmlPullParser.START_TAG 17253 && type != XmlPullParser.END_DOCUMENT) { 17254 } 17255 if (type != XmlPullParser.START_TAG) { 17256 // oops didn't find a start tag?! 17257 if (DEBUG_BACKUP) { 17258 Slog.e(TAG, "Didn't find start tag during restore"); 17259 } 17260 return; 17261 } 17262Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 17263 // this is supposed to be TAG_PREFERRED_BACKUP 17264 if (!expectedStartTag.equals(parser.getName())) { 17265 if (DEBUG_BACKUP) { 17266 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 17267 } 17268 return; 17269 } 17270 17271 // skip interfering stuff, then we're aligned with the backing implementation 17272 while ((type = parser.next()) == XmlPullParser.TEXT) { } 17273Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 17274 functor.apply(parser, userId); 17275 } 17276 17277 private interface BlobXmlRestorer { 17278 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 17279 } 17280 17281 /** 17282 * Non-Binder method, support for the backup/restore mechanism: write the 17283 * full set of preferred activities in its canonical XML format. Returns the 17284 * XML output as a byte array, or null if there is none. 17285 */ 17286 @Override 17287 public byte[] getPreferredActivityBackup(int userId) { 17288 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17289 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 17290 } 17291 17292 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17293 try { 17294 final XmlSerializer serializer = new FastXmlSerializer(); 17295 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17296 serializer.startDocument(null, true); 17297 serializer.startTag(null, TAG_PREFERRED_BACKUP); 17298 17299 synchronized (mPackages) { 17300 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 17301 } 17302 17303 serializer.endTag(null, TAG_PREFERRED_BACKUP); 17304 serializer.endDocument(); 17305 serializer.flush(); 17306 } catch (Exception e) { 17307 if (DEBUG_BACKUP) { 17308 Slog.e(TAG, "Unable to write preferred activities for backup", e); 17309 } 17310 return null; 17311 } 17312 17313 return dataStream.toByteArray(); 17314 } 17315 17316 @Override 17317 public void restorePreferredActivities(byte[] backup, int userId) { 17318 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17319 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17320 } 17321 17322 try { 17323 final XmlPullParser parser = Xml.newPullParser(); 17324 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17325 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 17326 new BlobXmlRestorer() { 17327 @Override 17328 public void apply(XmlPullParser parser, int userId) 17329 throws XmlPullParserException, IOException { 17330 synchronized (mPackages) { 17331 mSettings.readPreferredActivitiesLPw(parser, userId); 17332 } 17333 } 17334 } ); 17335 } catch (Exception e) { 17336 if (DEBUG_BACKUP) { 17337 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17338 } 17339 } 17340 } 17341 17342 /** 17343 * Non-Binder method, support for the backup/restore mechanism: write the 17344 * default browser (etc) settings in its canonical XML format. Returns the default 17345 * browser XML representation as a byte array, or null if there is none. 17346 */ 17347 @Override 17348 public byte[] getDefaultAppsBackup(int userId) { 17349 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17350 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 17351 } 17352 17353 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17354 try { 17355 final XmlSerializer serializer = new FastXmlSerializer(); 17356 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17357 serializer.startDocument(null, true); 17358 serializer.startTag(null, TAG_DEFAULT_APPS); 17359 17360 synchronized (mPackages) { 17361 mSettings.writeDefaultAppsLPr(serializer, userId); 17362 } 17363 17364 serializer.endTag(null, TAG_DEFAULT_APPS); 17365 serializer.endDocument(); 17366 serializer.flush(); 17367 } catch (Exception e) { 17368 if (DEBUG_BACKUP) { 17369 Slog.e(TAG, "Unable to write default apps for backup", e); 17370 } 17371 return null; 17372 } 17373 17374 return dataStream.toByteArray(); 17375 } 17376 17377 @Override 17378 public void restoreDefaultApps(byte[] backup, int userId) { 17379 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17380 throw new SecurityException("Only the system may call restoreDefaultApps()"); 17381 } 17382 17383 try { 17384 final XmlPullParser parser = Xml.newPullParser(); 17385 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17386 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 17387 new BlobXmlRestorer() { 17388 @Override 17389 public void apply(XmlPullParser parser, int userId) 17390 throws XmlPullParserException, IOException { 17391 synchronized (mPackages) { 17392 mSettings.readDefaultAppsLPw(parser, userId); 17393 } 17394 } 17395 } ); 17396 } catch (Exception e) { 17397 if (DEBUG_BACKUP) { 17398 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 17399 } 17400 } 17401 } 17402 17403 @Override 17404 public byte[] getIntentFilterVerificationBackup(int userId) { 17405 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17406 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 17407 } 17408 17409 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17410 try { 17411 final XmlSerializer serializer = new FastXmlSerializer(); 17412 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17413 serializer.startDocument(null, true); 17414 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 17415 17416 synchronized (mPackages) { 17417 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 17418 } 17419 17420 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 17421 serializer.endDocument(); 17422 serializer.flush(); 17423 } catch (Exception e) { 17424 if (DEBUG_BACKUP) { 17425 Slog.e(TAG, "Unable to write default apps for backup", e); 17426 } 17427 return null; 17428 } 17429 17430 return dataStream.toByteArray(); 17431 } 17432 17433 @Override 17434 public void restoreIntentFilterVerification(byte[] backup, int userId) { 17435 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17436 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17437 } 17438 17439 try { 17440 final XmlPullParser parser = Xml.newPullParser(); 17441 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17442 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 17443 new BlobXmlRestorer() { 17444 @Override 17445 public void apply(XmlPullParser parser, int userId) 17446 throws XmlPullParserException, IOException { 17447 synchronized (mPackages) { 17448 mSettings.readAllDomainVerificationsLPr(parser, userId); 17449 mSettings.writeLPr(); 17450 } 17451 } 17452 } ); 17453 } catch (Exception e) { 17454 if (DEBUG_BACKUP) { 17455 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17456 } 17457 } 17458 } 17459 17460 @Override 17461 public byte[] getPermissionGrantBackup(int userId) { 17462 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17463 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 17464 } 17465 17466 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17467 try { 17468 final XmlSerializer serializer = new FastXmlSerializer(); 17469 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17470 serializer.startDocument(null, true); 17471 serializer.startTag(null, TAG_PERMISSION_BACKUP); 17472 17473 synchronized (mPackages) { 17474 serializeRuntimePermissionGrantsLPr(serializer, userId); 17475 } 17476 17477 serializer.endTag(null, TAG_PERMISSION_BACKUP); 17478 serializer.endDocument(); 17479 serializer.flush(); 17480 } catch (Exception e) { 17481 if (DEBUG_BACKUP) { 17482 Slog.e(TAG, "Unable to write default apps for backup", e); 17483 } 17484 return null; 17485 } 17486 17487 return dataStream.toByteArray(); 17488 } 17489 17490 @Override 17491 public void restorePermissionGrants(byte[] backup, int userId) { 17492 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17493 throw new SecurityException("Only the system may call restorePermissionGrants()"); 17494 } 17495 17496 try { 17497 final XmlPullParser parser = Xml.newPullParser(); 17498 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17499 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 17500 new BlobXmlRestorer() { 17501 @Override 17502 public void apply(XmlPullParser parser, int userId) 17503 throws XmlPullParserException, IOException { 17504 synchronized (mPackages) { 17505 processRestoredPermissionGrantsLPr(parser, userId); 17506 } 17507 } 17508 } ); 17509 } catch (Exception e) { 17510 if (DEBUG_BACKUP) { 17511 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17512 } 17513 } 17514 } 17515 17516 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 17517 throws IOException { 17518 serializer.startTag(null, TAG_ALL_GRANTS); 17519 17520 final int N = mSettings.mPackages.size(); 17521 for (int i = 0; i < N; i++) { 17522 final PackageSetting ps = mSettings.mPackages.valueAt(i); 17523 boolean pkgGrantsKnown = false; 17524 17525 PermissionsState packagePerms = ps.getPermissionsState(); 17526 17527 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 17528 final int grantFlags = state.getFlags(); 17529 // only look at grants that are not system/policy fixed 17530 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 17531 final boolean isGranted = state.isGranted(); 17532 // And only back up the user-twiddled state bits 17533 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 17534 final String packageName = mSettings.mPackages.keyAt(i); 17535 if (!pkgGrantsKnown) { 17536 serializer.startTag(null, TAG_GRANT); 17537 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 17538 pkgGrantsKnown = true; 17539 } 17540 17541 final boolean userSet = 17542 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 17543 final boolean userFixed = 17544 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 17545 final boolean revoke = 17546 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 17547 17548 serializer.startTag(null, TAG_PERMISSION); 17549 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 17550 if (isGranted) { 17551 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 17552 } 17553 if (userSet) { 17554 serializer.attribute(null, ATTR_USER_SET, "true"); 17555 } 17556 if (userFixed) { 17557 serializer.attribute(null, ATTR_USER_FIXED, "true"); 17558 } 17559 if (revoke) { 17560 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 17561 } 17562 serializer.endTag(null, TAG_PERMISSION); 17563 } 17564 } 17565 } 17566 17567 if (pkgGrantsKnown) { 17568 serializer.endTag(null, TAG_GRANT); 17569 } 17570 } 17571 17572 serializer.endTag(null, TAG_ALL_GRANTS); 17573 } 17574 17575 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 17576 throws XmlPullParserException, IOException { 17577 String pkgName = null; 17578 int outerDepth = parser.getDepth(); 17579 int type; 17580 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 17581 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 17582 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 17583 continue; 17584 } 17585 17586 final String tagName = parser.getName(); 17587 if (tagName.equals(TAG_GRANT)) { 17588 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 17589 if (DEBUG_BACKUP) { 17590 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 17591 } 17592 } else if (tagName.equals(TAG_PERMISSION)) { 17593 17594 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 17595 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 17596 17597 int newFlagSet = 0; 17598 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 17599 newFlagSet |= FLAG_PERMISSION_USER_SET; 17600 } 17601 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 17602 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 17603 } 17604 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 17605 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 17606 } 17607 if (DEBUG_BACKUP) { 17608 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 17609 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 17610 } 17611 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17612 if (ps != null) { 17613 // Already installed so we apply the grant immediately 17614 if (DEBUG_BACKUP) { 17615 Slog.v(TAG, " + already installed; applying"); 17616 } 17617 PermissionsState perms = ps.getPermissionsState(); 17618 BasePermission bp = mSettings.mPermissions.get(permName); 17619 if (bp != null) { 17620 if (isGranted) { 17621 perms.grantRuntimePermission(bp, userId); 17622 } 17623 if (newFlagSet != 0) { 17624 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 17625 } 17626 } 17627 } else { 17628 // Need to wait for post-restore install to apply the grant 17629 if (DEBUG_BACKUP) { 17630 Slog.v(TAG, " - not yet installed; saving for later"); 17631 } 17632 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 17633 isGranted, newFlagSet, userId); 17634 } 17635 } else { 17636 PackageManagerService.reportSettingsProblem(Log.WARN, 17637 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 17638 XmlUtils.skipCurrentTag(parser); 17639 } 17640 } 17641 17642 scheduleWriteSettingsLocked(); 17643 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17644 } 17645 17646 @Override 17647 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 17648 int sourceUserId, int targetUserId, int flags) { 17649 mContext.enforceCallingOrSelfPermission( 17650 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17651 int callingUid = Binder.getCallingUid(); 17652 enforceOwnerRights(ownerPackage, callingUid); 17653 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17654 if (intentFilter.countActions() == 0) { 17655 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 17656 return; 17657 } 17658 synchronized (mPackages) { 17659 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 17660 ownerPackage, targetUserId, flags); 17661 CrossProfileIntentResolver resolver = 17662 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17663 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 17664 // We have all those whose filter is equal. Now checking if the rest is equal as well. 17665 if (existing != null) { 17666 int size = existing.size(); 17667 for (int i = 0; i < size; i++) { 17668 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 17669 return; 17670 } 17671 } 17672 } 17673 resolver.addFilter(newFilter); 17674 scheduleWritePackageRestrictionsLocked(sourceUserId); 17675 } 17676 } 17677 17678 @Override 17679 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 17680 mContext.enforceCallingOrSelfPermission( 17681 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17682 int callingUid = Binder.getCallingUid(); 17683 enforceOwnerRights(ownerPackage, callingUid); 17684 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17685 synchronized (mPackages) { 17686 CrossProfileIntentResolver resolver = 17687 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17688 ArraySet<CrossProfileIntentFilter> set = 17689 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 17690 for (CrossProfileIntentFilter filter : set) { 17691 if (filter.getOwnerPackage().equals(ownerPackage)) { 17692 resolver.removeFilter(filter); 17693 } 17694 } 17695 scheduleWritePackageRestrictionsLocked(sourceUserId); 17696 } 17697 } 17698 17699 // Enforcing that callingUid is owning pkg on userId 17700 private void enforceOwnerRights(String pkg, int callingUid) { 17701 // The system owns everything. 17702 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17703 return; 17704 } 17705 int callingUserId = UserHandle.getUserId(callingUid); 17706 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 17707 if (pi == null) { 17708 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 17709 + callingUserId); 17710 } 17711 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 17712 throw new SecurityException("Calling uid " + callingUid 17713 + " does not own package " + pkg); 17714 } 17715 } 17716 17717 @Override 17718 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 17719 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 17720 } 17721 17722 private Intent getHomeIntent() { 17723 Intent intent = new Intent(Intent.ACTION_MAIN); 17724 intent.addCategory(Intent.CATEGORY_HOME); 17725 intent.addCategory(Intent.CATEGORY_DEFAULT); 17726 return intent; 17727 } 17728 17729 private IntentFilter getHomeFilter() { 17730 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 17731 filter.addCategory(Intent.CATEGORY_HOME); 17732 filter.addCategory(Intent.CATEGORY_DEFAULT); 17733 return filter; 17734 } 17735 17736 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 17737 int userId) { 17738 Intent intent = getHomeIntent(); 17739 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 17740 PackageManager.GET_META_DATA, userId); 17741 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 17742 true, false, false, userId); 17743 17744 allHomeCandidates.clear(); 17745 if (list != null) { 17746 for (ResolveInfo ri : list) { 17747 allHomeCandidates.add(ri); 17748 } 17749 } 17750 return (preferred == null || preferred.activityInfo == null) 17751 ? null 17752 : new ComponentName(preferred.activityInfo.packageName, 17753 preferred.activityInfo.name); 17754 } 17755 17756 @Override 17757 public void setHomeActivity(ComponentName comp, int userId) { 17758 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 17759 getHomeActivitiesAsUser(homeActivities, userId); 17760 17761 boolean found = false; 17762 17763 final int size = homeActivities.size(); 17764 final ComponentName[] set = new ComponentName[size]; 17765 for (int i = 0; i < size; i++) { 17766 final ResolveInfo candidate = homeActivities.get(i); 17767 final ActivityInfo info = candidate.activityInfo; 17768 final ComponentName activityName = new ComponentName(info.packageName, info.name); 17769 set[i] = activityName; 17770 if (!found && activityName.equals(comp)) { 17771 found = true; 17772 } 17773 } 17774 if (!found) { 17775 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 17776 + userId); 17777 } 17778 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 17779 set, comp, userId); 17780 } 17781 17782 private @Nullable String getSetupWizardPackageName() { 17783 final Intent intent = new Intent(Intent.ACTION_MAIN); 17784 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 17785 17786 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17787 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17788 | MATCH_DISABLED_COMPONENTS, 17789 UserHandle.myUserId()); 17790 if (matches.size() == 1) { 17791 return matches.get(0).getComponentInfo().packageName; 17792 } else { 17793 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 17794 + ": matches=" + matches); 17795 return null; 17796 } 17797 } 17798 17799 private @Nullable String getStorageManagerPackageName() { 17800 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 17801 17802 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17803 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17804 | MATCH_DISABLED_COMPONENTS, 17805 UserHandle.myUserId()); 17806 if (matches.size() == 1) { 17807 return matches.get(0).getComponentInfo().packageName; 17808 } else { 17809 Slog.e(TAG, "There should probably be exactly one storage manager; found " 17810 + matches.size() + ": matches=" + matches); 17811 return null; 17812 } 17813 } 17814 17815 @Override 17816 public void setApplicationEnabledSetting(String appPackageName, 17817 int newState, int flags, int userId, String callingPackage) { 17818 if (!sUserManager.exists(userId)) return; 17819 if (callingPackage == null) { 17820 callingPackage = Integer.toString(Binder.getCallingUid()); 17821 } 17822 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 17823 } 17824 17825 @Override 17826 public void setComponentEnabledSetting(ComponentName componentName, 17827 int newState, int flags, int userId) { 17828 if (!sUserManager.exists(userId)) return; 17829 setEnabledSetting(componentName.getPackageName(), 17830 componentName.getClassName(), newState, flags, userId, null); 17831 } 17832 17833 private void setEnabledSetting(final String packageName, String className, int newState, 17834 final int flags, int userId, String callingPackage) { 17835 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 17836 || newState == COMPONENT_ENABLED_STATE_ENABLED 17837 || newState == COMPONENT_ENABLED_STATE_DISABLED 17838 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 17839 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 17840 throw new IllegalArgumentException("Invalid new component state: " 17841 + newState); 17842 } 17843 PackageSetting pkgSetting; 17844 final int uid = Binder.getCallingUid(); 17845 final int permission; 17846 if (uid == Process.SYSTEM_UID) { 17847 permission = PackageManager.PERMISSION_GRANTED; 17848 } else { 17849 permission = mContext.checkCallingOrSelfPermission( 17850 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 17851 } 17852 enforceCrossUserPermission(uid, userId, 17853 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 17854 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 17855 boolean sendNow = false; 17856 boolean isApp = (className == null); 17857 String componentName = isApp ? packageName : className; 17858 int packageUid = -1; 17859 ArrayList<String> components; 17860 17861 // writer 17862 synchronized (mPackages) { 17863 pkgSetting = mSettings.mPackages.get(packageName); 17864 if (pkgSetting == null) { 17865 if (className == null) { 17866 throw new IllegalArgumentException("Unknown package: " + packageName); 17867 } 17868 throw new IllegalArgumentException( 17869 "Unknown component: " + packageName + "/" + className); 17870 } 17871 } 17872 17873 // Limit who can change which apps 17874 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 17875 // Don't allow apps that don't have permission to modify other apps 17876 if (!allowedByPermission) { 17877 throw new SecurityException( 17878 "Permission Denial: attempt to change component state from pid=" 17879 + Binder.getCallingPid() 17880 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 17881 } 17882 // Don't allow changing protected packages. 17883 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 17884 throw new SecurityException("Cannot disable a protected package: " + packageName); 17885 } 17886 } 17887 17888 synchronized (mPackages) { 17889 if (uid == Process.SHELL_UID) { 17890 // Shell can only change whole packages between ENABLED and DISABLED_USER states 17891 int oldState = pkgSetting.getEnabled(userId); 17892 if (className == null 17893 && 17894 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 17895 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 17896 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 17897 && 17898 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 17899 || newState == COMPONENT_ENABLED_STATE_DEFAULT 17900 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 17901 // ok 17902 } else { 17903 throw new SecurityException( 17904 "Shell cannot change component state for " + packageName + "/" 17905 + className + " to " + newState); 17906 } 17907 } 17908 if (className == null) { 17909 // We're dealing with an application/package level state change 17910 if (pkgSetting.getEnabled(userId) == newState) { 17911 // Nothing to do 17912 return; 17913 } 17914 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 17915 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 17916 // Don't care about who enables an app. 17917 callingPackage = null; 17918 } 17919 pkgSetting.setEnabled(newState, userId, callingPackage); 17920 // pkgSetting.pkg.mSetEnabled = newState; 17921 } else { 17922 // We're dealing with a component level state change 17923 // First, verify that this is a valid class name. 17924 PackageParser.Package pkg = pkgSetting.pkg; 17925 if (pkg == null || !pkg.hasComponentClassName(className)) { 17926 if (pkg != null && 17927 pkg.applicationInfo.targetSdkVersion >= 17928 Build.VERSION_CODES.JELLY_BEAN) { 17929 throw new IllegalArgumentException("Component class " + className 17930 + " does not exist in " + packageName); 17931 } else { 17932 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 17933 + className + " does not exist in " + packageName); 17934 } 17935 } 17936 switch (newState) { 17937 case COMPONENT_ENABLED_STATE_ENABLED: 17938 if (!pkgSetting.enableComponentLPw(className, userId)) { 17939 return; 17940 } 17941 break; 17942 case COMPONENT_ENABLED_STATE_DISABLED: 17943 if (!pkgSetting.disableComponentLPw(className, userId)) { 17944 return; 17945 } 17946 break; 17947 case COMPONENT_ENABLED_STATE_DEFAULT: 17948 if (!pkgSetting.restoreComponentLPw(className, userId)) { 17949 return; 17950 } 17951 break; 17952 default: 17953 Slog.e(TAG, "Invalid new component state: " + newState); 17954 return; 17955 } 17956 } 17957 scheduleWritePackageRestrictionsLocked(userId); 17958 components = mPendingBroadcasts.get(userId, packageName); 17959 final boolean newPackage = components == null; 17960 if (newPackage) { 17961 components = new ArrayList<String>(); 17962 } 17963 if (!components.contains(componentName)) { 17964 components.add(componentName); 17965 } 17966 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 17967 sendNow = true; 17968 // Purge entry from pending broadcast list if another one exists already 17969 // since we are sending one right away. 17970 mPendingBroadcasts.remove(userId, packageName); 17971 } else { 17972 if (newPackage) { 17973 mPendingBroadcasts.put(userId, packageName, components); 17974 } 17975 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 17976 // Schedule a message 17977 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 17978 } 17979 } 17980 } 17981 17982 long callingId = Binder.clearCallingIdentity(); 17983 try { 17984 if (sendNow) { 17985 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 17986 sendPackageChangedBroadcast(packageName, 17987 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 17988 } 17989 } finally { 17990 Binder.restoreCallingIdentity(callingId); 17991 } 17992 } 17993 17994 @Override 17995 public void flushPackageRestrictionsAsUser(int userId) { 17996 if (!sUserManager.exists(userId)) { 17997 return; 17998 } 17999 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 18000 false /* checkShell */, "flushPackageRestrictions"); 18001 synchronized (mPackages) { 18002 mSettings.writePackageRestrictionsLPr(userId); 18003 mDirtyUsers.remove(userId); 18004 if (mDirtyUsers.isEmpty()) { 18005 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 18006 } 18007 } 18008 } 18009 18010 private void sendPackageChangedBroadcast(String packageName, 18011 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 18012 if (DEBUG_INSTALL) 18013 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 18014 + componentNames); 18015 Bundle extras = new Bundle(4); 18016 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 18017 String nameList[] = new String[componentNames.size()]; 18018 componentNames.toArray(nameList); 18019 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 18020 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 18021 extras.putInt(Intent.EXTRA_UID, packageUid); 18022 // If this is not reporting a change of the overall package, then only send it 18023 // to registered receivers. We don't want to launch a swath of apps for every 18024 // little component state change. 18025 final int flags = !componentNames.contains(packageName) 18026 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 18027 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 18028 new int[] {UserHandle.getUserId(packageUid)}); 18029 } 18030 18031 @Override 18032 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 18033 if (!sUserManager.exists(userId)) return; 18034 final int uid = Binder.getCallingUid(); 18035 final int permission = mContext.checkCallingOrSelfPermission( 18036 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 18037 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 18038 enforceCrossUserPermission(uid, userId, 18039 true /* requireFullPermission */, true /* checkShell */, "stop package"); 18040 // writer 18041 synchronized (mPackages) { 18042 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 18043 allowedByPermission, uid, userId)) { 18044 scheduleWritePackageRestrictionsLocked(userId); 18045 } 18046 } 18047 } 18048 18049 @Override 18050 public String getInstallerPackageName(String packageName) { 18051 // reader 18052 synchronized (mPackages) { 18053 return mSettings.getInstallerPackageNameLPr(packageName); 18054 } 18055 } 18056 18057 public boolean isOrphaned(String packageName) { 18058 // reader 18059 synchronized (mPackages) { 18060 return mSettings.isOrphaned(packageName); 18061 } 18062 } 18063 18064 @Override 18065 public int getApplicationEnabledSetting(String packageName, int userId) { 18066 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18067 int uid = Binder.getCallingUid(); 18068 enforceCrossUserPermission(uid, userId, 18069 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 18070 // reader 18071 synchronized (mPackages) { 18072 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 18073 } 18074 } 18075 18076 @Override 18077 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 18078 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18079 int uid = Binder.getCallingUid(); 18080 enforceCrossUserPermission(uid, userId, 18081 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 18082 // reader 18083 synchronized (mPackages) { 18084 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 18085 } 18086 } 18087 18088 @Override 18089 public void enterSafeMode() { 18090 enforceSystemOrRoot("Only the system can request entering safe mode"); 18091 18092 if (!mSystemReady) { 18093 mSafeMode = true; 18094 } 18095 } 18096 18097 @Override 18098 public void systemReady() { 18099 mSystemReady = true; 18100 18101 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 18102 // disabled after already being started. 18103 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 18104 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 18105 18106 // Read the compatibilty setting when the system is ready. 18107 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 18108 mContext.getContentResolver(), 18109 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 18110 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 18111 if (DEBUG_SETTINGS) { 18112 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 18113 } 18114 18115 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 18116 18117 synchronized (mPackages) { 18118 // Verify that all of the preferred activity components actually 18119 // exist. It is possible for applications to be updated and at 18120 // that point remove a previously declared activity component that 18121 // had been set as a preferred activity. We try to clean this up 18122 // the next time we encounter that preferred activity, but it is 18123 // possible for the user flow to never be able to return to that 18124 // situation so here we do a sanity check to make sure we haven't 18125 // left any junk around. 18126 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 18127 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18128 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18129 removed.clear(); 18130 for (PreferredActivity pa : pir.filterSet()) { 18131 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 18132 removed.add(pa); 18133 } 18134 } 18135 if (removed.size() > 0) { 18136 for (int r=0; r<removed.size(); r++) { 18137 PreferredActivity pa = removed.get(r); 18138 Slog.w(TAG, "Removing dangling preferred activity: " 18139 + pa.mPref.mComponent); 18140 pir.removeFilter(pa); 18141 } 18142 mSettings.writePackageRestrictionsLPr( 18143 mSettings.mPreferredActivities.keyAt(i)); 18144 } 18145 } 18146 18147 for (int userId : UserManagerService.getInstance().getUserIds()) { 18148 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 18149 grantPermissionsUserIds = ArrayUtils.appendInt( 18150 grantPermissionsUserIds, userId); 18151 } 18152 } 18153 } 18154 sUserManager.systemReady(); 18155 18156 // If we upgraded grant all default permissions before kicking off. 18157 for (int userId : grantPermissionsUserIds) { 18158 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 18159 } 18160 18161 // If we did not grant default permissions, we preload from this the 18162 // default permission exceptions lazily to ensure we don't hit the 18163 // disk on a new user creation. 18164 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 18165 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 18166 } 18167 18168 // Kick off any messages waiting for system ready 18169 if (mPostSystemReadyMessages != null) { 18170 for (Message msg : mPostSystemReadyMessages) { 18171 msg.sendToTarget(); 18172 } 18173 mPostSystemReadyMessages = null; 18174 } 18175 18176 // Watch for external volumes that come and go over time 18177 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18178 storage.registerListener(mStorageListener); 18179 18180 mInstallerService.systemReady(); 18181 mPackageDexOptimizer.systemReady(); 18182 18183 MountServiceInternal mountServiceInternal = LocalServices.getService( 18184 MountServiceInternal.class); 18185 mountServiceInternal.addExternalStoragePolicy( 18186 new MountServiceInternal.ExternalStorageMountPolicy() { 18187 @Override 18188 public int getMountMode(int uid, String packageName) { 18189 if (Process.isIsolated(uid)) { 18190 return Zygote.MOUNT_EXTERNAL_NONE; 18191 } 18192 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 18193 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18194 } 18195 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18196 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18197 } 18198 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18199 return Zygote.MOUNT_EXTERNAL_READ; 18200 } 18201 return Zygote.MOUNT_EXTERNAL_WRITE; 18202 } 18203 18204 @Override 18205 public boolean hasExternalStorage(int uid, String packageName) { 18206 return true; 18207 } 18208 }); 18209 18210 // Now that we're mostly running, clean up stale users and apps 18211 reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 18212 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 18213 } 18214 18215 @Override 18216 public boolean isSafeMode() { 18217 return mSafeMode; 18218 } 18219 18220 @Override 18221 public boolean hasSystemUidErrors() { 18222 return mHasSystemUidErrors; 18223 } 18224 18225 static String arrayToString(int[] array) { 18226 StringBuffer buf = new StringBuffer(128); 18227 buf.append('['); 18228 if (array != null) { 18229 for (int i=0; i<array.length; i++) { 18230 if (i > 0) buf.append(", "); 18231 buf.append(array[i]); 18232 } 18233 } 18234 buf.append(']'); 18235 return buf.toString(); 18236 } 18237 18238 static class DumpState { 18239 public static final int DUMP_LIBS = 1 << 0; 18240 public static final int DUMP_FEATURES = 1 << 1; 18241 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 18242 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 18243 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 18244 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 18245 public static final int DUMP_PERMISSIONS = 1 << 6; 18246 public static final int DUMP_PACKAGES = 1 << 7; 18247 public static final int DUMP_SHARED_USERS = 1 << 8; 18248 public static final int DUMP_MESSAGES = 1 << 9; 18249 public static final int DUMP_PROVIDERS = 1 << 10; 18250 public static final int DUMP_VERIFIERS = 1 << 11; 18251 public static final int DUMP_PREFERRED = 1 << 12; 18252 public static final int DUMP_PREFERRED_XML = 1 << 13; 18253 public static final int DUMP_KEYSETS = 1 << 14; 18254 public static final int DUMP_VERSION = 1 << 15; 18255 public static final int DUMP_INSTALLS = 1 << 16; 18256 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 18257 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 18258 public static final int DUMP_FROZEN = 1 << 19; 18259 public static final int DUMP_DEXOPT = 1 << 20; 18260 public static final int DUMP_COMPILER_STATS = 1 << 21; 18261 18262 public static final int OPTION_SHOW_FILTERS = 1 << 0; 18263 18264 private int mTypes; 18265 18266 private int mOptions; 18267 18268 private boolean mTitlePrinted; 18269 18270 private SharedUserSetting mSharedUser; 18271 18272 public boolean isDumping(int type) { 18273 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 18274 return true; 18275 } 18276 18277 return (mTypes & type) != 0; 18278 } 18279 18280 public void setDump(int type) { 18281 mTypes |= type; 18282 } 18283 18284 public boolean isOptionEnabled(int option) { 18285 return (mOptions & option) != 0; 18286 } 18287 18288 public void setOptionEnabled(int option) { 18289 mOptions |= option; 18290 } 18291 18292 public boolean onTitlePrinted() { 18293 final boolean printed = mTitlePrinted; 18294 mTitlePrinted = true; 18295 return printed; 18296 } 18297 18298 public boolean getTitlePrinted() { 18299 return mTitlePrinted; 18300 } 18301 18302 public void setTitlePrinted(boolean enabled) { 18303 mTitlePrinted = enabled; 18304 } 18305 18306 public SharedUserSetting getSharedUser() { 18307 return mSharedUser; 18308 } 18309 18310 public void setSharedUser(SharedUserSetting user) { 18311 mSharedUser = user; 18312 } 18313 } 18314 18315 @Override 18316 public void onShellCommand(FileDescriptor in, FileDescriptor out, 18317 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 18318 (new PackageManagerShellCommand(this)).exec( 18319 this, in, out, err, args, resultReceiver); 18320 } 18321 18322 @Override 18323 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 18324 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 18325 != PackageManager.PERMISSION_GRANTED) { 18326 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 18327 + Binder.getCallingPid() 18328 + ", uid=" + Binder.getCallingUid() 18329 + " without permission " 18330 + android.Manifest.permission.DUMP); 18331 return; 18332 } 18333 18334 DumpState dumpState = new DumpState(); 18335 boolean fullPreferred = false; 18336 boolean checkin = false; 18337 18338 String packageName = null; 18339 ArraySet<String> permissionNames = null; 18340 18341 int opti = 0; 18342 while (opti < args.length) { 18343 String opt = args[opti]; 18344 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 18345 break; 18346 } 18347 opti++; 18348 18349 if ("-a".equals(opt)) { 18350 // Right now we only know how to print all. 18351 } else if ("-h".equals(opt)) { 18352 pw.println("Package manager dump options:"); 18353 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 18354 pw.println(" --checkin: dump for a checkin"); 18355 pw.println(" -f: print details of intent filters"); 18356 pw.println(" -h: print this help"); 18357 pw.println(" cmd may be one of:"); 18358 pw.println(" l[ibraries]: list known shared libraries"); 18359 pw.println(" f[eatures]: list device features"); 18360 pw.println(" k[eysets]: print known keysets"); 18361 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 18362 pw.println(" perm[issions]: dump permissions"); 18363 pw.println(" permission [name ...]: dump declaration and use of given permission"); 18364 pw.println(" pref[erred]: print preferred package settings"); 18365 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 18366 pw.println(" prov[iders]: dump content providers"); 18367 pw.println(" p[ackages]: dump installed packages"); 18368 pw.println(" s[hared-users]: dump shared user IDs"); 18369 pw.println(" m[essages]: print collected runtime messages"); 18370 pw.println(" v[erifiers]: print package verifier info"); 18371 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 18372 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 18373 pw.println(" version: print database version info"); 18374 pw.println(" write: write current settings now"); 18375 pw.println(" installs: details about install sessions"); 18376 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 18377 pw.println(" dexopt: dump dexopt state"); 18378 pw.println(" compiler-stats: dump compiler statistics"); 18379 pw.println(" <package.name>: info about given package"); 18380 return; 18381 } else if ("--checkin".equals(opt)) { 18382 checkin = true; 18383 } else if ("-f".equals(opt)) { 18384 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18385 } else { 18386 pw.println("Unknown argument: " + opt + "; use -h for help"); 18387 } 18388 } 18389 18390 // Is the caller requesting to dump a particular piece of data? 18391 if (opti < args.length) { 18392 String cmd = args[opti]; 18393 opti++; 18394 // Is this a package name? 18395 if ("android".equals(cmd) || cmd.contains(".")) { 18396 packageName = cmd; 18397 // When dumping a single package, we always dump all of its 18398 // filter information since the amount of data will be reasonable. 18399 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18400 } else if ("check-permission".equals(cmd)) { 18401 if (opti >= args.length) { 18402 pw.println("Error: check-permission missing permission argument"); 18403 return; 18404 } 18405 String perm = args[opti]; 18406 opti++; 18407 if (opti >= args.length) { 18408 pw.println("Error: check-permission missing package argument"); 18409 return; 18410 } 18411 String pkg = args[opti]; 18412 opti++; 18413 int user = UserHandle.getUserId(Binder.getCallingUid()); 18414 if (opti < args.length) { 18415 try { 18416 user = Integer.parseInt(args[opti]); 18417 } catch (NumberFormatException e) { 18418 pw.println("Error: check-permission user argument is not a number: " 18419 + args[opti]); 18420 return; 18421 } 18422 } 18423 pw.println(checkPermission(perm, pkg, user)); 18424 return; 18425 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 18426 dumpState.setDump(DumpState.DUMP_LIBS); 18427 } else if ("f".equals(cmd) || "features".equals(cmd)) { 18428 dumpState.setDump(DumpState.DUMP_FEATURES); 18429 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 18430 if (opti >= args.length) { 18431 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 18432 | DumpState.DUMP_SERVICE_RESOLVERS 18433 | DumpState.DUMP_RECEIVER_RESOLVERS 18434 | DumpState.DUMP_CONTENT_RESOLVERS); 18435 } else { 18436 while (opti < args.length) { 18437 String name = args[opti]; 18438 if ("a".equals(name) || "activity".equals(name)) { 18439 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 18440 } else if ("s".equals(name) || "service".equals(name)) { 18441 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 18442 } else if ("r".equals(name) || "receiver".equals(name)) { 18443 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 18444 } else if ("c".equals(name) || "content".equals(name)) { 18445 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 18446 } else { 18447 pw.println("Error: unknown resolver table type: " + name); 18448 return; 18449 } 18450 opti++; 18451 } 18452 } 18453 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 18454 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 18455 } else if ("permission".equals(cmd)) { 18456 if (opti >= args.length) { 18457 pw.println("Error: permission requires permission name"); 18458 return; 18459 } 18460 permissionNames = new ArraySet<>(); 18461 while (opti < args.length) { 18462 permissionNames.add(args[opti]); 18463 opti++; 18464 } 18465 dumpState.setDump(DumpState.DUMP_PERMISSIONS 18466 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 18467 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 18468 dumpState.setDump(DumpState.DUMP_PREFERRED); 18469 } else if ("preferred-xml".equals(cmd)) { 18470 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 18471 if (opti < args.length && "--full".equals(args[opti])) { 18472 fullPreferred = true; 18473 opti++; 18474 } 18475 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 18476 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 18477 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 18478 dumpState.setDump(DumpState.DUMP_PACKAGES); 18479 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 18480 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 18481 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 18482 dumpState.setDump(DumpState.DUMP_PROVIDERS); 18483 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 18484 dumpState.setDump(DumpState.DUMP_MESSAGES); 18485 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 18486 dumpState.setDump(DumpState.DUMP_VERIFIERS); 18487 } else if ("i".equals(cmd) || "ifv".equals(cmd) 18488 || "intent-filter-verifiers".equals(cmd)) { 18489 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 18490 } else if ("version".equals(cmd)) { 18491 dumpState.setDump(DumpState.DUMP_VERSION); 18492 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 18493 dumpState.setDump(DumpState.DUMP_KEYSETS); 18494 } else if ("installs".equals(cmd)) { 18495 dumpState.setDump(DumpState.DUMP_INSTALLS); 18496 } else if ("frozen".equals(cmd)) { 18497 dumpState.setDump(DumpState.DUMP_FROZEN); 18498 } else if ("dexopt".equals(cmd)) { 18499 dumpState.setDump(DumpState.DUMP_DEXOPT); 18500 } else if ("compiler-stats".equals(cmd)) { 18501 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 18502 } else if ("write".equals(cmd)) { 18503 synchronized (mPackages) { 18504 mSettings.writeLPr(); 18505 pw.println("Settings written."); 18506 return; 18507 } 18508 } 18509 } 18510 18511 if (checkin) { 18512 pw.println("vers,1"); 18513 } 18514 18515 // reader 18516 synchronized (mPackages) { 18517 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 18518 if (!checkin) { 18519 if (dumpState.onTitlePrinted()) 18520 pw.println(); 18521 pw.println("Database versions:"); 18522 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 18523 } 18524 } 18525 18526 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 18527 if (!checkin) { 18528 if (dumpState.onTitlePrinted()) 18529 pw.println(); 18530 pw.println("Verifiers:"); 18531 pw.print(" Required: "); 18532 pw.print(mRequiredVerifierPackage); 18533 pw.print(" (uid="); 18534 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18535 UserHandle.USER_SYSTEM)); 18536 pw.println(")"); 18537 } else if (mRequiredVerifierPackage != null) { 18538 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 18539 pw.print(","); 18540 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18541 UserHandle.USER_SYSTEM)); 18542 } 18543 } 18544 18545 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 18546 packageName == null) { 18547 if (mIntentFilterVerifierComponent != null) { 18548 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 18549 if (!checkin) { 18550 if (dumpState.onTitlePrinted()) 18551 pw.println(); 18552 pw.println("Intent Filter Verifier:"); 18553 pw.print(" Using: "); 18554 pw.print(verifierPackageName); 18555 pw.print(" (uid="); 18556 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18557 UserHandle.USER_SYSTEM)); 18558 pw.println(")"); 18559 } else if (verifierPackageName != null) { 18560 pw.print("ifv,"); pw.print(verifierPackageName); 18561 pw.print(","); 18562 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18563 UserHandle.USER_SYSTEM)); 18564 } 18565 } else { 18566 pw.println(); 18567 pw.println("No Intent Filter Verifier available!"); 18568 } 18569 } 18570 18571 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 18572 boolean printedHeader = false; 18573 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 18574 while (it.hasNext()) { 18575 String name = it.next(); 18576 SharedLibraryEntry ent = mSharedLibraries.get(name); 18577 if (!checkin) { 18578 if (!printedHeader) { 18579 if (dumpState.onTitlePrinted()) 18580 pw.println(); 18581 pw.println("Libraries:"); 18582 printedHeader = true; 18583 } 18584 pw.print(" "); 18585 } else { 18586 pw.print("lib,"); 18587 } 18588 pw.print(name); 18589 if (!checkin) { 18590 pw.print(" -> "); 18591 } 18592 if (ent.path != null) { 18593 if (!checkin) { 18594 pw.print("(jar) "); 18595 pw.print(ent.path); 18596 } else { 18597 pw.print(",jar,"); 18598 pw.print(ent.path); 18599 } 18600 } else { 18601 if (!checkin) { 18602 pw.print("(apk) "); 18603 pw.print(ent.apk); 18604 } else { 18605 pw.print(",apk,"); 18606 pw.print(ent.apk); 18607 } 18608 } 18609 pw.println(); 18610 } 18611 } 18612 18613 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 18614 if (dumpState.onTitlePrinted()) 18615 pw.println(); 18616 if (!checkin) { 18617 pw.println("Features:"); 18618 } 18619 18620 for (FeatureInfo feat : mAvailableFeatures.values()) { 18621 if (checkin) { 18622 pw.print("feat,"); 18623 pw.print(feat.name); 18624 pw.print(","); 18625 pw.println(feat.version); 18626 } else { 18627 pw.print(" "); 18628 pw.print(feat.name); 18629 if (feat.version > 0) { 18630 pw.print(" version="); 18631 pw.print(feat.version); 18632 } 18633 pw.println(); 18634 } 18635 } 18636 } 18637 18638 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 18639 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 18640 : "Activity Resolver Table:", " ", packageName, 18641 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18642 dumpState.setTitlePrinted(true); 18643 } 18644 } 18645 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 18646 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 18647 : "Receiver Resolver Table:", " ", packageName, 18648 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18649 dumpState.setTitlePrinted(true); 18650 } 18651 } 18652 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 18653 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 18654 : "Service Resolver Table:", " ", packageName, 18655 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18656 dumpState.setTitlePrinted(true); 18657 } 18658 } 18659 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 18660 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 18661 : "Provider Resolver Table:", " ", packageName, 18662 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18663 dumpState.setTitlePrinted(true); 18664 } 18665 } 18666 18667 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 18668 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18669 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18670 int user = mSettings.mPreferredActivities.keyAt(i); 18671 if (pir.dump(pw, 18672 dumpState.getTitlePrinted() 18673 ? "\nPreferred Activities User " + user + ":" 18674 : "Preferred Activities User " + user + ":", " ", 18675 packageName, true, false)) { 18676 dumpState.setTitlePrinted(true); 18677 } 18678 } 18679 } 18680 18681 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 18682 pw.flush(); 18683 FileOutputStream fout = new FileOutputStream(fd); 18684 BufferedOutputStream str = new BufferedOutputStream(fout); 18685 XmlSerializer serializer = new FastXmlSerializer(); 18686 try { 18687 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 18688 serializer.startDocument(null, true); 18689 serializer.setFeature( 18690 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 18691 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 18692 serializer.endDocument(); 18693 serializer.flush(); 18694 } catch (IllegalArgumentException e) { 18695 pw.println("Failed writing: " + e); 18696 } catch (IllegalStateException e) { 18697 pw.println("Failed writing: " + e); 18698 } catch (IOException e) { 18699 pw.println("Failed writing: " + e); 18700 } 18701 } 18702 18703 if (!checkin 18704 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 18705 && packageName == null) { 18706 pw.println(); 18707 int count = mSettings.mPackages.size(); 18708 if (count == 0) { 18709 pw.println("No applications!"); 18710 pw.println(); 18711 } else { 18712 final String prefix = " "; 18713 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 18714 if (allPackageSettings.size() == 0) { 18715 pw.println("No domain preferred apps!"); 18716 pw.println(); 18717 } else { 18718 pw.println("App verification status:"); 18719 pw.println(); 18720 count = 0; 18721 for (PackageSetting ps : allPackageSettings) { 18722 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 18723 if (ivi == null || ivi.getPackageName() == null) continue; 18724 pw.println(prefix + "Package: " + ivi.getPackageName()); 18725 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 18726 pw.println(prefix + "Status: " + ivi.getStatusString()); 18727 pw.println(); 18728 count++; 18729 } 18730 if (count == 0) { 18731 pw.println(prefix + "No app verification established."); 18732 pw.println(); 18733 } 18734 for (int userId : sUserManager.getUserIds()) { 18735 pw.println("App linkages for user " + userId + ":"); 18736 pw.println(); 18737 count = 0; 18738 for (PackageSetting ps : allPackageSettings) { 18739 final long status = ps.getDomainVerificationStatusForUser(userId); 18740 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 18741 continue; 18742 } 18743 pw.println(prefix + "Package: " + ps.name); 18744 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 18745 String statusStr = IntentFilterVerificationInfo. 18746 getStatusStringFromValue(status); 18747 pw.println(prefix + "Status: " + statusStr); 18748 pw.println(); 18749 count++; 18750 } 18751 if (count == 0) { 18752 pw.println(prefix + "No configured app linkages."); 18753 pw.println(); 18754 } 18755 } 18756 } 18757 } 18758 } 18759 18760 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 18761 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 18762 if (packageName == null && permissionNames == null) { 18763 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 18764 if (iperm == 0) { 18765 if (dumpState.onTitlePrinted()) 18766 pw.println(); 18767 pw.println("AppOp Permissions:"); 18768 } 18769 pw.print(" AppOp Permission "); 18770 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 18771 pw.println(":"); 18772 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 18773 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 18774 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 18775 } 18776 } 18777 } 18778 } 18779 18780 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 18781 boolean printedSomething = false; 18782 for (PackageParser.Provider p : mProviders.mProviders.values()) { 18783 if (packageName != null && !packageName.equals(p.info.packageName)) { 18784 continue; 18785 } 18786 if (!printedSomething) { 18787 if (dumpState.onTitlePrinted()) 18788 pw.println(); 18789 pw.println("Registered ContentProviders:"); 18790 printedSomething = true; 18791 } 18792 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 18793 pw.print(" "); pw.println(p.toString()); 18794 } 18795 printedSomething = false; 18796 for (Map.Entry<String, PackageParser.Provider> entry : 18797 mProvidersByAuthority.entrySet()) { 18798 PackageParser.Provider p = entry.getValue(); 18799 if (packageName != null && !packageName.equals(p.info.packageName)) { 18800 continue; 18801 } 18802 if (!printedSomething) { 18803 if (dumpState.onTitlePrinted()) 18804 pw.println(); 18805 pw.println("ContentProvider Authorities:"); 18806 printedSomething = true; 18807 } 18808 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 18809 pw.print(" "); pw.println(p.toString()); 18810 if (p.info != null && p.info.applicationInfo != null) { 18811 final String appInfo = p.info.applicationInfo.toString(); 18812 pw.print(" applicationInfo="); pw.println(appInfo); 18813 } 18814 } 18815 } 18816 18817 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 18818 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 18819 } 18820 18821 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 18822 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 18823 } 18824 18825 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 18826 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 18827 } 18828 18829 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 18830 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 18831 } 18832 18833 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 18834 // XXX should handle packageName != null by dumping only install data that 18835 // the given package is involved with. 18836 if (dumpState.onTitlePrinted()) pw.println(); 18837 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 18838 } 18839 18840 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 18841 // XXX should handle packageName != null by dumping only install data that 18842 // the given package is involved with. 18843 if (dumpState.onTitlePrinted()) pw.println(); 18844 18845 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18846 ipw.println(); 18847 ipw.println("Frozen packages:"); 18848 ipw.increaseIndent(); 18849 if (mFrozenPackages.size() == 0) { 18850 ipw.println("(none)"); 18851 } else { 18852 for (int i = 0; i < mFrozenPackages.size(); i++) { 18853 ipw.println(mFrozenPackages.valueAt(i)); 18854 } 18855 } 18856 ipw.decreaseIndent(); 18857 } 18858 18859 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 18860 if (dumpState.onTitlePrinted()) pw.println(); 18861 dumpDexoptStateLPr(pw, packageName); 18862 } 18863 18864 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 18865 if (dumpState.onTitlePrinted()) pw.println(); 18866 dumpCompilerStatsLPr(pw, packageName); 18867 } 18868 18869 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 18870 if (dumpState.onTitlePrinted()) pw.println(); 18871 mSettings.dumpReadMessagesLPr(pw, dumpState); 18872 18873 pw.println(); 18874 pw.println("Package warning messages:"); 18875 BufferedReader in = null; 18876 String line = null; 18877 try { 18878 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 18879 while ((line = in.readLine()) != null) { 18880 if (line.contains("ignored: updated version")) continue; 18881 pw.println(line); 18882 } 18883 } catch (IOException ignored) { 18884 } finally { 18885 IoUtils.closeQuietly(in); 18886 } 18887 } 18888 18889 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 18890 BufferedReader in = null; 18891 String line = null; 18892 try { 18893 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 18894 while ((line = in.readLine()) != null) { 18895 if (line.contains("ignored: updated version")) continue; 18896 pw.print("msg,"); 18897 pw.println(line); 18898 } 18899 } catch (IOException ignored) { 18900 } finally { 18901 IoUtils.closeQuietly(in); 18902 } 18903 } 18904 } 18905 } 18906 18907 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 18908 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18909 ipw.println(); 18910 ipw.println("Dexopt state:"); 18911 ipw.increaseIndent(); 18912 Collection<PackageParser.Package> packages = null; 18913 if (packageName != null) { 18914 PackageParser.Package targetPackage = mPackages.get(packageName); 18915 if (targetPackage != null) { 18916 packages = Collections.singletonList(targetPackage); 18917 } else { 18918 ipw.println("Unable to find package: " + packageName); 18919 return; 18920 } 18921 } else { 18922 packages = mPackages.values(); 18923 } 18924 18925 for (PackageParser.Package pkg : packages) { 18926 ipw.println("[" + pkg.packageName + "]"); 18927 ipw.increaseIndent(); 18928 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 18929 ipw.decreaseIndent(); 18930 } 18931 } 18932 18933 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 18934 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18935 ipw.println(); 18936 ipw.println("Compiler stats:"); 18937 ipw.increaseIndent(); 18938 Collection<PackageParser.Package> packages = null; 18939 if (packageName != null) { 18940 PackageParser.Package targetPackage = mPackages.get(packageName); 18941 if (targetPackage != null) { 18942 packages = Collections.singletonList(targetPackage); 18943 } else { 18944 ipw.println("Unable to find package: " + packageName); 18945 return; 18946 } 18947 } else { 18948 packages = mPackages.values(); 18949 } 18950 18951 for (PackageParser.Package pkg : packages) { 18952 ipw.println("[" + pkg.packageName + "]"); 18953 ipw.increaseIndent(); 18954 18955 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 18956 if (stats == null) { 18957 ipw.println("(No recorded stats)"); 18958 } else { 18959 stats.dump(ipw); 18960 } 18961 ipw.decreaseIndent(); 18962 } 18963 } 18964 18965 private String dumpDomainString(String packageName) { 18966 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 18967 .getList(); 18968 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 18969 18970 ArraySet<String> result = new ArraySet<>(); 18971 if (iviList.size() > 0) { 18972 for (IntentFilterVerificationInfo ivi : iviList) { 18973 for (String host : ivi.getDomains()) { 18974 result.add(host); 18975 } 18976 } 18977 } 18978 if (filters != null && filters.size() > 0) { 18979 for (IntentFilter filter : filters) { 18980 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 18981 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 18982 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 18983 result.addAll(filter.getHostsList()); 18984 } 18985 } 18986 } 18987 18988 StringBuilder sb = new StringBuilder(result.size() * 16); 18989 for (String domain : result) { 18990 if (sb.length() > 0) sb.append(" "); 18991 sb.append(domain); 18992 } 18993 return sb.toString(); 18994 } 18995 18996 // ------- apps on sdcard specific code ------- 18997 static final boolean DEBUG_SD_INSTALL = false; 18998 18999 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 19000 19001 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 19002 19003 private boolean mMediaMounted = false; 19004 19005 static String getEncryptKey() { 19006 try { 19007 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 19008 SD_ENCRYPTION_KEYSTORE_NAME); 19009 if (sdEncKey == null) { 19010 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 19011 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 19012 if (sdEncKey == null) { 19013 Slog.e(TAG, "Failed to create encryption keys"); 19014 return null; 19015 } 19016 } 19017 return sdEncKey; 19018 } catch (NoSuchAlgorithmException nsae) { 19019 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 19020 return null; 19021 } catch (IOException ioe) { 19022 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 19023 return null; 19024 } 19025 } 19026 19027 /* 19028 * Update media status on PackageManager. 19029 */ 19030 @Override 19031 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 19032 int callingUid = Binder.getCallingUid(); 19033 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 19034 throw new SecurityException("Media status can only be updated by the system"); 19035 } 19036 // reader; this apparently protects mMediaMounted, but should probably 19037 // be a different lock in that case. 19038 synchronized (mPackages) { 19039 Log.i(TAG, "Updating external media status from " 19040 + (mMediaMounted ? "mounted" : "unmounted") + " to " 19041 + (mediaStatus ? "mounted" : "unmounted")); 19042 if (DEBUG_SD_INSTALL) 19043 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 19044 + ", mMediaMounted=" + mMediaMounted); 19045 if (mediaStatus == mMediaMounted) { 19046 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 19047 : 0, -1); 19048 mHandler.sendMessage(msg); 19049 return; 19050 } 19051 mMediaMounted = mediaStatus; 19052 } 19053 // Queue up an async operation since the package installation may take a 19054 // little while. 19055 mHandler.post(new Runnable() { 19056 public void run() { 19057 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 19058 } 19059 }); 19060 } 19061 19062 /** 19063 * Called by MountService when the initial ASECs to scan are available. 19064 * Should block until all the ASEC containers are finished being scanned. 19065 */ 19066 public void scanAvailableAsecs() { 19067 updateExternalMediaStatusInner(true, false, false); 19068 } 19069 19070 /* 19071 * Collect information of applications on external media, map them against 19072 * existing containers and update information based on current mount status. 19073 * Please note that we always have to report status if reportStatus has been 19074 * set to true especially when unloading packages. 19075 */ 19076 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 19077 boolean externalStorage) { 19078 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 19079 int[] uidArr = EmptyArray.INT; 19080 19081 final String[] list = PackageHelper.getSecureContainerList(); 19082 if (ArrayUtils.isEmpty(list)) { 19083 Log.i(TAG, "No secure containers found"); 19084 } else { 19085 // Process list of secure containers and categorize them 19086 // as active or stale based on their package internal state. 19087 19088 // reader 19089 synchronized (mPackages) { 19090 for (String cid : list) { 19091 // Leave stages untouched for now; installer service owns them 19092 if (PackageInstallerService.isStageName(cid)) continue; 19093 19094 if (DEBUG_SD_INSTALL) 19095 Log.i(TAG, "Processing container " + cid); 19096 String pkgName = getAsecPackageName(cid); 19097 if (pkgName == null) { 19098 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 19099 continue; 19100 } 19101 if (DEBUG_SD_INSTALL) 19102 Log.i(TAG, "Looking for pkg : " + pkgName); 19103 19104 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19105 if (ps == null) { 19106 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 19107 continue; 19108 } 19109 19110 /* 19111 * Skip packages that are not external if we're unmounting 19112 * external storage. 19113 */ 19114 if (externalStorage && !isMounted && !isExternal(ps)) { 19115 continue; 19116 } 19117 19118 final AsecInstallArgs args = new AsecInstallArgs(cid, 19119 getAppDexInstructionSets(ps), ps.isForwardLocked()); 19120 // The package status is changed only if the code path 19121 // matches between settings and the container id. 19122 if (ps.codePathString != null 19123 && ps.codePathString.startsWith(args.getCodePath())) { 19124 if (DEBUG_SD_INSTALL) { 19125 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 19126 + " at code path: " + ps.codePathString); 19127 } 19128 19129 // We do have a valid package installed on sdcard 19130 processCids.put(args, ps.codePathString); 19131 final int uid = ps.appId; 19132 if (uid != -1) { 19133 uidArr = ArrayUtils.appendInt(uidArr, uid); 19134 } 19135 } else { 19136 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 19137 + ps.codePathString); 19138 } 19139 } 19140 } 19141 19142 Arrays.sort(uidArr); 19143 } 19144 19145 // Process packages with valid entries. 19146 if (isMounted) { 19147 if (DEBUG_SD_INSTALL) 19148 Log.i(TAG, "Loading packages"); 19149 loadMediaPackages(processCids, uidArr, externalStorage); 19150 startCleaningPackages(); 19151 mInstallerService.onSecureContainersAvailable(); 19152 } else { 19153 if (DEBUG_SD_INSTALL) 19154 Log.i(TAG, "Unloading packages"); 19155 unloadMediaPackages(processCids, uidArr, reportStatus); 19156 } 19157 } 19158 19159 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19160 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 19161 final int size = infos.size(); 19162 final String[] packageNames = new String[size]; 19163 final int[] packageUids = new int[size]; 19164 for (int i = 0; i < size; i++) { 19165 final ApplicationInfo info = infos.get(i); 19166 packageNames[i] = info.packageName; 19167 packageUids[i] = info.uid; 19168 } 19169 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 19170 finishedReceiver); 19171 } 19172 19173 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19174 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19175 sendResourcesChangedBroadcast(mediaStatus, replacing, 19176 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 19177 } 19178 19179 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19180 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19181 int size = pkgList.length; 19182 if (size > 0) { 19183 // Send broadcasts here 19184 Bundle extras = new Bundle(); 19185 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 19186 if (uidArr != null) { 19187 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 19188 } 19189 if (replacing) { 19190 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 19191 } 19192 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 19193 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 19194 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 19195 } 19196 } 19197 19198 /* 19199 * Look at potentially valid container ids from processCids If package 19200 * information doesn't match the one on record or package scanning fails, 19201 * the cid is added to list of removeCids. We currently don't delete stale 19202 * containers. 19203 */ 19204 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 19205 boolean externalStorage) { 19206 ArrayList<String> pkgList = new ArrayList<String>(); 19207 Set<AsecInstallArgs> keys = processCids.keySet(); 19208 19209 for (AsecInstallArgs args : keys) { 19210 String codePath = processCids.get(args); 19211 if (DEBUG_SD_INSTALL) 19212 Log.i(TAG, "Loading container : " + args.cid); 19213 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 19214 try { 19215 // Make sure there are no container errors first. 19216 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 19217 Slog.e(TAG, "Failed to mount cid : " + args.cid 19218 + " when installing from sdcard"); 19219 continue; 19220 } 19221 // Check code path here. 19222 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 19223 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 19224 + " does not match one in settings " + codePath); 19225 continue; 19226 } 19227 // Parse package 19228 int parseFlags = mDefParseFlags; 19229 if (args.isExternalAsec()) { 19230 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 19231 } 19232 if (args.isFwdLocked()) { 19233 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 19234 } 19235 19236 synchronized (mInstallLock) { 19237 PackageParser.Package pkg = null; 19238 try { 19239 // Sadly we don't know the package name yet to freeze it 19240 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 19241 SCAN_IGNORE_FROZEN, 0, null); 19242 } catch (PackageManagerException e) { 19243 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 19244 } 19245 // Scan the package 19246 if (pkg != null) { 19247 /* 19248 * TODO why is the lock being held? doPostInstall is 19249 * called in other places without the lock. This needs 19250 * to be straightened out. 19251 */ 19252 // writer 19253 synchronized (mPackages) { 19254 retCode = PackageManager.INSTALL_SUCCEEDED; 19255 pkgList.add(pkg.packageName); 19256 // Post process args 19257 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 19258 pkg.applicationInfo.uid); 19259 } 19260 } else { 19261 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 19262 } 19263 } 19264 19265 } finally { 19266 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 19267 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 19268 } 19269 } 19270 } 19271 // writer 19272 synchronized (mPackages) { 19273 // If the platform SDK has changed since the last time we booted, 19274 // we need to re-grant app permission to catch any new ones that 19275 // appear. This is really a hack, and means that apps can in some 19276 // cases get permissions that the user didn't initially explicitly 19277 // allow... it would be nice to have some better way to handle 19278 // this situation. 19279 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 19280 : mSettings.getInternalVersion(); 19281 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 19282 : StorageManager.UUID_PRIVATE_INTERNAL; 19283 19284 int updateFlags = UPDATE_PERMISSIONS_ALL; 19285 if (ver.sdkVersion != mSdkVersion) { 19286 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19287 + mSdkVersion + "; regranting permissions for external"); 19288 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19289 } 19290 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19291 19292 // Yay, everything is now upgraded 19293 ver.forceCurrent(); 19294 19295 // can downgrade to reader 19296 // Persist settings 19297 mSettings.writeLPr(); 19298 } 19299 // Send a broadcast to let everyone know we are done processing 19300 if (pkgList.size() > 0) { 19301 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 19302 } 19303 } 19304 19305 /* 19306 * Utility method to unload a list of specified containers 19307 */ 19308 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 19309 // Just unmount all valid containers. 19310 for (AsecInstallArgs arg : cidArgs) { 19311 synchronized (mInstallLock) { 19312 arg.doPostDeleteLI(false); 19313 } 19314 } 19315 } 19316 19317 /* 19318 * Unload packages mounted on external media. This involves deleting package 19319 * data from internal structures, sending broadcasts about disabled packages, 19320 * gc'ing to free up references, unmounting all secure containers 19321 * corresponding to packages on external media, and posting a 19322 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 19323 * that we always have to post this message if status has been requested no 19324 * matter what. 19325 */ 19326 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 19327 final boolean reportStatus) { 19328 if (DEBUG_SD_INSTALL) 19329 Log.i(TAG, "unloading media packages"); 19330 ArrayList<String> pkgList = new ArrayList<String>(); 19331 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 19332 final Set<AsecInstallArgs> keys = processCids.keySet(); 19333 for (AsecInstallArgs args : keys) { 19334 String pkgName = args.getPackageName(); 19335 if (DEBUG_SD_INSTALL) 19336 Log.i(TAG, "Trying to unload pkg : " + pkgName); 19337 // Delete package internally 19338 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19339 synchronized (mInstallLock) { 19340 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19341 final boolean res; 19342 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 19343 "unloadMediaPackages")) { 19344 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 19345 null); 19346 } 19347 if (res) { 19348 pkgList.add(pkgName); 19349 } else { 19350 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 19351 failedList.add(args); 19352 } 19353 } 19354 } 19355 19356 // reader 19357 synchronized (mPackages) { 19358 // We didn't update the settings after removing each package; 19359 // write them now for all packages. 19360 mSettings.writeLPr(); 19361 } 19362 19363 // We have to absolutely send UPDATED_MEDIA_STATUS only 19364 // after confirming that all the receivers processed the ordered 19365 // broadcast when packages get disabled, force a gc to clean things up. 19366 // and unload all the containers. 19367 if (pkgList.size() > 0) { 19368 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 19369 new IIntentReceiver.Stub() { 19370 public void performReceive(Intent intent, int resultCode, String data, 19371 Bundle extras, boolean ordered, boolean sticky, 19372 int sendingUser) throws RemoteException { 19373 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 19374 reportStatus ? 1 : 0, 1, keys); 19375 mHandler.sendMessage(msg); 19376 } 19377 }); 19378 } else { 19379 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 19380 keys); 19381 mHandler.sendMessage(msg); 19382 } 19383 } 19384 19385 private void loadPrivatePackages(final VolumeInfo vol) { 19386 mHandler.post(new Runnable() { 19387 @Override 19388 public void run() { 19389 loadPrivatePackagesInner(vol); 19390 } 19391 }); 19392 } 19393 19394 private void loadPrivatePackagesInner(VolumeInfo vol) { 19395 final String volumeUuid = vol.fsUuid; 19396 if (TextUtils.isEmpty(volumeUuid)) { 19397 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 19398 return; 19399 } 19400 19401 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 19402 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 19403 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 19404 19405 final VersionInfo ver; 19406 final List<PackageSetting> packages; 19407 synchronized (mPackages) { 19408 ver = mSettings.findOrCreateVersion(volumeUuid); 19409 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19410 } 19411 19412 for (PackageSetting ps : packages) { 19413 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 19414 synchronized (mInstallLock) { 19415 final PackageParser.Package pkg; 19416 try { 19417 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 19418 loaded.add(pkg.applicationInfo); 19419 19420 } catch (PackageManagerException e) { 19421 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 19422 } 19423 19424 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 19425 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 19426 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 19427 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19428 } 19429 } 19430 } 19431 19432 // Reconcile app data for all started/unlocked users 19433 final StorageManager sm = mContext.getSystemService(StorageManager.class); 19434 final UserManager um = mContext.getSystemService(UserManager.class); 19435 UserManagerInternal umInternal = getUserManagerInternal(); 19436 for (UserInfo user : um.getUsers()) { 19437 final int flags; 19438 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19439 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19440 } else if (umInternal.isUserRunning(user.id)) { 19441 flags = StorageManager.FLAG_STORAGE_DE; 19442 } else { 19443 continue; 19444 } 19445 19446 try { 19447 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 19448 synchronized (mInstallLock) { 19449 reconcileAppsDataLI(volumeUuid, user.id, flags); 19450 } 19451 } catch (IllegalStateException e) { 19452 // Device was probably ejected, and we'll process that event momentarily 19453 Slog.w(TAG, "Failed to prepare storage: " + e); 19454 } 19455 } 19456 19457 synchronized (mPackages) { 19458 int updateFlags = UPDATE_PERMISSIONS_ALL; 19459 if (ver.sdkVersion != mSdkVersion) { 19460 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19461 + mSdkVersion + "; regranting permissions for " + volumeUuid); 19462 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19463 } 19464 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19465 19466 // Yay, everything is now upgraded 19467 ver.forceCurrent(); 19468 19469 mSettings.writeLPr(); 19470 } 19471 19472 for (PackageFreezer freezer : freezers) { 19473 freezer.close(); 19474 } 19475 19476 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 19477 sendResourcesChangedBroadcast(true, false, loaded, null); 19478 } 19479 19480 private void unloadPrivatePackages(final VolumeInfo vol) { 19481 mHandler.post(new Runnable() { 19482 @Override 19483 public void run() { 19484 unloadPrivatePackagesInner(vol); 19485 } 19486 }); 19487 } 19488 19489 private void unloadPrivatePackagesInner(VolumeInfo vol) { 19490 final String volumeUuid = vol.fsUuid; 19491 if (TextUtils.isEmpty(volumeUuid)) { 19492 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 19493 return; 19494 } 19495 19496 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 19497 synchronized (mInstallLock) { 19498 synchronized (mPackages) { 19499 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 19500 for (PackageSetting ps : packages) { 19501 if (ps.pkg == null) continue; 19502 19503 final ApplicationInfo info = ps.pkg.applicationInfo; 19504 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19505 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19506 19507 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 19508 "unloadPrivatePackagesInner")) { 19509 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 19510 false, null)) { 19511 unloaded.add(info); 19512 } else { 19513 Slog.w(TAG, "Failed to unload " + ps.codePath); 19514 } 19515 } 19516 19517 // Try very hard to release any references to this package 19518 // so we don't risk the system server being killed due to 19519 // open FDs 19520 AttributeCache.instance().removePackage(ps.name); 19521 } 19522 19523 mSettings.writeLPr(); 19524 } 19525 } 19526 19527 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 19528 sendResourcesChangedBroadcast(false, false, unloaded, null); 19529 19530 // Try very hard to release any references to this path so we don't risk 19531 // the system server being killed due to open FDs 19532 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 19533 19534 for (int i = 0; i < 3; i++) { 19535 System.gc(); 19536 System.runFinalization(); 19537 } 19538 } 19539 19540 /** 19541 * Prepare storage areas for given user on all mounted devices. 19542 */ 19543 void prepareUserData(int userId, int userSerial, int flags) { 19544 synchronized (mInstallLock) { 19545 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19546 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19547 final String volumeUuid = vol.getFsUuid(); 19548 prepareUserDataLI(volumeUuid, userId, userSerial, flags, true); 19549 } 19550 } 19551 } 19552 19553 private void prepareUserDataLI(String volumeUuid, int userId, int userSerial, int flags, 19554 boolean allowRecover) { 19555 // Prepare storage and verify that serial numbers are consistent; if 19556 // there's a mismatch we need to destroy to avoid leaking data 19557 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19558 try { 19559 storage.prepareUserStorage(volumeUuid, userId, userSerial, flags); 19560 19561 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0 && !mOnlyCore) { 19562 UserManagerService.enforceSerialNumber( 19563 Environment.getDataUserDeDirectory(volumeUuid, userId), userSerial); 19564 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19565 UserManagerService.enforceSerialNumber( 19566 Environment.getDataSystemDeDirectory(userId), userSerial); 19567 } 19568 } 19569 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && !mOnlyCore) { 19570 UserManagerService.enforceSerialNumber( 19571 Environment.getDataUserCeDirectory(volumeUuid, userId), userSerial); 19572 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19573 UserManagerService.enforceSerialNumber( 19574 Environment.getDataSystemCeDirectory(userId), userSerial); 19575 } 19576 } 19577 19578 synchronized (mInstallLock) { 19579 mInstaller.createUserData(volumeUuid, userId, userSerial, flags); 19580 } 19581 } catch (Exception e) { 19582 logCriticalInfo(Log.WARN, "Destroying user " + userId + " on volume " + volumeUuid 19583 + " because we failed to prepare: " + e); 19584 destroyUserDataLI(volumeUuid, userId, 19585 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19586 19587 if (allowRecover) { 19588 // Try one last time; if we fail again we're really in trouble 19589 prepareUserDataLI(volumeUuid, userId, userSerial, flags, false); 19590 } 19591 } 19592 } 19593 19594 /** 19595 * Destroy storage areas for given user on all mounted devices. 19596 */ 19597 void destroyUserData(int userId, int flags) { 19598 synchronized (mInstallLock) { 19599 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19600 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19601 final String volumeUuid = vol.getFsUuid(); 19602 destroyUserDataLI(volumeUuid, userId, flags); 19603 } 19604 } 19605 } 19606 19607 private void destroyUserDataLI(String volumeUuid, int userId, int flags) { 19608 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19609 try { 19610 // Clean up app data, profile data, and media data 19611 mInstaller.destroyUserData(volumeUuid, userId, flags); 19612 19613 // Clean up system data 19614 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19615 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19616 FileUtils.deleteContentsAndDir(Environment.getUserSystemDirectory(userId)); 19617 FileUtils.deleteContentsAndDir(Environment.getDataSystemDeDirectory(userId)); 19618 } 19619 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19620 FileUtils.deleteContentsAndDir(Environment.getDataSystemCeDirectory(userId)); 19621 } 19622 } 19623 19624 // Data with special labels is now gone, so finish the job 19625 storage.destroyUserStorage(volumeUuid, userId, flags); 19626 19627 } catch (Exception e) { 19628 logCriticalInfo(Log.WARN, 19629 "Failed to destroy user " + userId + " on volume " + volumeUuid + ": " + e); 19630 } 19631 } 19632 19633 /** 19634 * Examine all users present on given mounted volume, and destroy data 19635 * belonging to users that are no longer valid, or whose user ID has been 19636 * recycled. 19637 */ 19638 private void reconcileUsers(String volumeUuid) { 19639 final List<File> files = new ArrayList<>(); 19640 Collections.addAll(files, FileUtils 19641 .listFilesOrEmpty(Environment.getDataUserDeDirectory(volumeUuid))); 19642 Collections.addAll(files, FileUtils 19643 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid))); 19644 Collections.addAll(files, FileUtils 19645 .listFilesOrEmpty(Environment.getDataSystemDeDirectory())); 19646 Collections.addAll(files, FileUtils 19647 .listFilesOrEmpty(Environment.getDataSystemCeDirectory())); 19648 for (File file : files) { 19649 if (!file.isDirectory()) continue; 19650 19651 final int userId; 19652 final UserInfo info; 19653 try { 19654 userId = Integer.parseInt(file.getName()); 19655 info = sUserManager.getUserInfo(userId); 19656 } catch (NumberFormatException e) { 19657 Slog.w(TAG, "Invalid user directory " + file); 19658 continue; 19659 } 19660 19661 boolean destroyUser = false; 19662 if (info == null) { 19663 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19664 + " because no matching user was found"); 19665 destroyUser = true; 19666 } else if (!mOnlyCore) { 19667 try { 19668 UserManagerService.enforceSerialNumber(file, info.serialNumber); 19669 } catch (IOException e) { 19670 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19671 + " because we failed to enforce serial number: " + e); 19672 destroyUser = true; 19673 } 19674 } 19675 19676 if (destroyUser) { 19677 synchronized (mInstallLock) { 19678 destroyUserDataLI(volumeUuid, userId, 19679 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19680 } 19681 } 19682 } 19683 } 19684 19685 private void assertPackageKnown(String volumeUuid, String packageName) 19686 throws PackageManagerException { 19687 synchronized (mPackages) { 19688 final PackageSetting ps = mSettings.mPackages.get(packageName); 19689 if (ps == null) { 19690 throw new PackageManagerException("Package " + packageName + " is unknown"); 19691 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19692 throw new PackageManagerException( 19693 "Package " + packageName + " found on unknown volume " + volumeUuid 19694 + "; expected volume " + ps.volumeUuid); 19695 } 19696 } 19697 } 19698 19699 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 19700 throws PackageManagerException { 19701 synchronized (mPackages) { 19702 final PackageSetting ps = mSettings.mPackages.get(packageName); 19703 if (ps == null) { 19704 throw new PackageManagerException("Package " + packageName + " is unknown"); 19705 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19706 throw new PackageManagerException( 19707 "Package " + packageName + " found on unknown volume " + volumeUuid 19708 + "; expected volume " + ps.volumeUuid); 19709 } else if (!ps.getInstalled(userId)) { 19710 throw new PackageManagerException( 19711 "Package " + packageName + " not installed for user " + userId); 19712 } 19713 } 19714 } 19715 19716 /** 19717 * Examine all apps present on given mounted volume, and destroy apps that 19718 * aren't expected, either due to uninstallation or reinstallation on 19719 * another volume. 19720 */ 19721 private void reconcileApps(String volumeUuid) { 19722 final File[] files = FileUtils 19723 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 19724 for (File file : files) { 19725 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 19726 && !PackageInstallerService.isStageName(file.getName()); 19727 if (!isPackage) { 19728 // Ignore entries which are not packages 19729 continue; 19730 } 19731 19732 try { 19733 final PackageLite pkg = PackageParser.parsePackageLite(file, 19734 PackageParser.PARSE_MUST_BE_APK); 19735 assertPackageKnown(volumeUuid, pkg.packageName); 19736 19737 } catch (PackageParserException | PackageManagerException e) { 19738 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19739 synchronized (mInstallLock) { 19740 removeCodePathLI(file); 19741 } 19742 } 19743 } 19744 } 19745 19746 /** 19747 * Reconcile all app data for the given user. 19748 * <p> 19749 * Verifies that directories exist and that ownership and labeling is 19750 * correct for all installed apps on all mounted volumes. 19751 */ 19752 void reconcileAppsData(int userId, int flags) { 19753 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19754 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19755 final String volumeUuid = vol.getFsUuid(); 19756 synchronized (mInstallLock) { 19757 reconcileAppsDataLI(volumeUuid, userId, flags); 19758 } 19759 } 19760 } 19761 19762 /** 19763 * Reconcile all app data on given mounted volume. 19764 * <p> 19765 * Destroys app data that isn't expected, either due to uninstallation or 19766 * reinstallation on another volume. 19767 * <p> 19768 * Verifies that directories exist and that ownership and labeling is 19769 * correct for all installed apps. 19770 */ 19771 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags) { 19772 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 19773 + Integer.toHexString(flags)); 19774 19775 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 19776 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 19777 19778 boolean restoreconNeeded = false; 19779 19780 // First look for stale data that doesn't belong, and check if things 19781 // have changed since we did our last restorecon 19782 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19783 if (StorageManager.isFileEncryptedNativeOrEmulated() 19784 && !StorageManager.isUserKeyUnlocked(userId)) { 19785 throw new RuntimeException( 19786 "Yikes, someone asked us to reconcile CE storage while " + userId 19787 + " was still locked; this would have caused massive data loss!"); 19788 } 19789 19790 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(ceDir); 19791 19792 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 19793 for (File file : files) { 19794 final String packageName = file.getName(); 19795 try { 19796 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19797 } catch (PackageManagerException e) { 19798 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19799 try { 19800 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19801 StorageManager.FLAG_STORAGE_CE, 0); 19802 } catch (InstallerException e2) { 19803 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19804 } 19805 } 19806 } 19807 } 19808 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19809 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(deDir); 19810 19811 final File[] files = FileUtils.listFilesOrEmpty(deDir); 19812 for (File file : files) { 19813 final String packageName = file.getName(); 19814 try { 19815 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19816 } catch (PackageManagerException e) { 19817 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19818 try { 19819 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19820 StorageManager.FLAG_STORAGE_DE, 0); 19821 } catch (InstallerException e2) { 19822 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19823 } 19824 } 19825 } 19826 } 19827 19828 // Ensure that data directories are ready to roll for all packages 19829 // installed for this volume and user 19830 final List<PackageSetting> packages; 19831 synchronized (mPackages) { 19832 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19833 } 19834 int preparedCount = 0; 19835 for (PackageSetting ps : packages) { 19836 final String packageName = ps.name; 19837 if (ps.pkg == null) { 19838 Slog.w(TAG, "Odd, missing scanned package " + packageName); 19839 // TODO: might be due to legacy ASEC apps; we should circle back 19840 // and reconcile again once they're scanned 19841 continue; 19842 } 19843 19844 if (ps.getInstalled(userId)) { 19845 prepareAppDataLIF(ps.pkg, userId, flags, restoreconNeeded); 19846 19847 if (maybeMigrateAppDataLIF(ps.pkg, userId)) { 19848 // We may have just shuffled around app data directories, so 19849 // prepare them one more time 19850 prepareAppDataLIF(ps.pkg, userId, flags, restoreconNeeded); 19851 } 19852 19853 preparedCount++; 19854 } 19855 } 19856 19857 if (restoreconNeeded) { 19858 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19859 SELinuxMMAC.setRestoreconDone(ceDir); 19860 } 19861 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19862 SELinuxMMAC.setRestoreconDone(deDir); 19863 } 19864 } 19865 19866 Slog.v(TAG, "reconcileAppsData finished " + preparedCount 19867 + " packages; restoreconNeeded was " + restoreconNeeded); 19868 } 19869 19870 /** 19871 * Prepare app data for the given app just after it was installed or 19872 * upgraded. This method carefully only touches users that it's installed 19873 * for, and it forces a restorecon to handle any seinfo changes. 19874 * <p> 19875 * Verifies that directories exist and that ownership and labeling is 19876 * correct for all installed apps. If there is an ownership mismatch, it 19877 * will try recovering system apps by wiping data; third-party app data is 19878 * left intact. 19879 * <p> 19880 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 19881 */ 19882 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 19883 final PackageSetting ps; 19884 synchronized (mPackages) { 19885 ps = mSettings.mPackages.get(pkg.packageName); 19886 mSettings.writeKernelMappingLPr(ps); 19887 } 19888 19889 final UserManager um = mContext.getSystemService(UserManager.class); 19890 UserManagerInternal umInternal = getUserManagerInternal(); 19891 for (UserInfo user : um.getUsers()) { 19892 final int flags; 19893 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19894 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19895 } else if (umInternal.isUserRunning(user.id)) { 19896 flags = StorageManager.FLAG_STORAGE_DE; 19897 } else { 19898 continue; 19899 } 19900 19901 if (ps.getInstalled(user.id)) { 19902 // Whenever an app changes, force a restorecon of its data 19903 // TODO: when user data is locked, mark that we're still dirty 19904 prepareAppDataLIF(pkg, user.id, flags, true); 19905 } 19906 } 19907 } 19908 19909 /** 19910 * Prepare app data for the given app. 19911 * <p> 19912 * Verifies that directories exist and that ownership and labeling is 19913 * correct for all installed apps. If there is an ownership mismatch, this 19914 * will try recovering system apps by wiping data; third-party app data is 19915 * left intact. 19916 */ 19917 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags, 19918 boolean restoreconNeeded) { 19919 if (pkg == null) { 19920 Slog.wtf(TAG, "Package was null!", new Throwable()); 19921 return; 19922 } 19923 prepareAppDataLeafLIF(pkg, userId, flags, restoreconNeeded); 19924 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 19925 for (int i = 0; i < childCount; i++) { 19926 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags, restoreconNeeded); 19927 } 19928 } 19929 19930 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags, 19931 boolean restoreconNeeded) { 19932 if (DEBUG_APP_DATA) { 19933 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 19934 + Integer.toHexString(flags) + (restoreconNeeded ? " restoreconNeeded" : "")); 19935 } 19936 19937 final String volumeUuid = pkg.volumeUuid; 19938 final String packageName = pkg.packageName; 19939 final ApplicationInfo app = pkg.applicationInfo; 19940 final int appId = UserHandle.getAppId(app.uid); 19941 19942 Preconditions.checkNotNull(app.seinfo); 19943 19944 try { 19945 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 19946 appId, app.seinfo, app.targetSdkVersion); 19947 } catch (InstallerException e) { 19948 if (app.isSystemApp()) { 19949 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 19950 + ", but trying to recover: " + e); 19951 destroyAppDataLeafLIF(pkg, userId, flags); 19952 try { 19953 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 19954 appId, app.seinfo, app.targetSdkVersion); 19955 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 19956 } catch (InstallerException e2) { 19957 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 19958 } 19959 } else { 19960 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 19961 } 19962 } 19963 19964 if (restoreconNeeded) { 19965 try { 19966 mInstaller.restoreconAppData(volumeUuid, packageName, userId, flags, appId, 19967 app.seinfo); 19968 } catch (InstallerException e) { 19969 Slog.e(TAG, "Failed to restorecon for " + packageName + ": " + e); 19970 } 19971 } 19972 19973 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19974 try { 19975 // CE storage is unlocked right now, so read out the inode and 19976 // remember for use later when it's locked 19977 // TODO: mark this structure as dirty so we persist it! 19978 final long ceDataInode = mInstaller.getAppDataInode(volumeUuid, packageName, userId, 19979 StorageManager.FLAG_STORAGE_CE); 19980 synchronized (mPackages) { 19981 final PackageSetting ps = mSettings.mPackages.get(packageName); 19982 if (ps != null) { 19983 ps.setCeDataInode(ceDataInode, userId); 19984 } 19985 } 19986 } catch (InstallerException e) { 19987 Slog.e(TAG, "Failed to find inode for " + packageName + ": " + e); 19988 } 19989 } 19990 19991 prepareAppDataContentsLeafLIF(pkg, userId, flags); 19992 } 19993 19994 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 19995 if (pkg == null) { 19996 Slog.wtf(TAG, "Package was null!", new Throwable()); 19997 return; 19998 } 19999 prepareAppDataContentsLeafLIF(pkg, userId, flags); 20000 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 20001 for (int i = 0; i < childCount; i++) { 20002 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 20003 } 20004 } 20005 20006 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 20007 final String volumeUuid = pkg.volumeUuid; 20008 final String packageName = pkg.packageName; 20009 final ApplicationInfo app = pkg.applicationInfo; 20010 20011 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 20012 // Create a native library symlink only if we have native libraries 20013 // and if the native libraries are 32 bit libraries. We do not provide 20014 // this symlink for 64 bit libraries. 20015 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 20016 final String nativeLibPath = app.nativeLibraryDir; 20017 try { 20018 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 20019 nativeLibPath, userId); 20020 } catch (InstallerException e) { 20021 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 20022 } 20023 } 20024 } 20025 } 20026 20027 /** 20028 * For system apps on non-FBE devices, this method migrates any existing 20029 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 20030 * requested by the app. 20031 */ 20032 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 20033 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 20034 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 20035 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 20036 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 20037 try { 20038 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 20039 storageTarget); 20040 } catch (InstallerException e) { 20041 logCriticalInfo(Log.WARN, 20042 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 20043 } 20044 return true; 20045 } else { 20046 return false; 20047 } 20048 } 20049 20050 public PackageFreezer freezePackage(String packageName, String killReason) { 20051 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 20052 } 20053 20054 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 20055 return new PackageFreezer(packageName, userId, killReason); 20056 } 20057 20058 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 20059 String killReason) { 20060 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 20061 } 20062 20063 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 20064 String killReason) { 20065 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 20066 return new PackageFreezer(); 20067 } else { 20068 return freezePackage(packageName, userId, killReason); 20069 } 20070 } 20071 20072 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 20073 String killReason) { 20074 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 20075 } 20076 20077 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 20078 String killReason) { 20079 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 20080 return new PackageFreezer(); 20081 } else { 20082 return freezePackage(packageName, userId, killReason); 20083 } 20084 } 20085 20086 /** 20087 * Class that freezes and kills the given package upon creation, and 20088 * unfreezes it upon closing. This is typically used when doing surgery on 20089 * app code/data to prevent the app from running while you're working. 20090 */ 20091 private class PackageFreezer implements AutoCloseable { 20092 private final String mPackageName; 20093 private final PackageFreezer[] mChildren; 20094 20095 private final boolean mWeFroze; 20096 20097 private final AtomicBoolean mClosed = new AtomicBoolean(); 20098 private final CloseGuard mCloseGuard = CloseGuard.get(); 20099 20100 /** 20101 * Create and return a stub freezer that doesn't actually do anything, 20102 * typically used when someone requested 20103 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 20104 * {@link PackageManager#DELETE_DONT_KILL_APP}. 20105 */ 20106 public PackageFreezer() { 20107 mPackageName = null; 20108 mChildren = null; 20109 mWeFroze = false; 20110 mCloseGuard.open("close"); 20111 } 20112 20113 public PackageFreezer(String packageName, int userId, String killReason) { 20114 synchronized (mPackages) { 20115 mPackageName = packageName; 20116 mWeFroze = mFrozenPackages.add(mPackageName); 20117 20118 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 20119 if (ps != null) { 20120 killApplication(ps.name, ps.appId, userId, killReason); 20121 } 20122 20123 final PackageParser.Package p = mPackages.get(packageName); 20124 if (p != null && p.childPackages != null) { 20125 final int N = p.childPackages.size(); 20126 mChildren = new PackageFreezer[N]; 20127 for (int i = 0; i < N; i++) { 20128 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 20129 userId, killReason); 20130 } 20131 } else { 20132 mChildren = null; 20133 } 20134 } 20135 mCloseGuard.open("close"); 20136 } 20137 20138 @Override 20139 protected void finalize() throws Throwable { 20140 try { 20141 mCloseGuard.warnIfOpen(); 20142 close(); 20143 } finally { 20144 super.finalize(); 20145 } 20146 } 20147 20148 @Override 20149 public void close() { 20150 mCloseGuard.close(); 20151 if (mClosed.compareAndSet(false, true)) { 20152 synchronized (mPackages) { 20153 if (mWeFroze) { 20154 mFrozenPackages.remove(mPackageName); 20155 } 20156 20157 if (mChildren != null) { 20158 for (PackageFreezer freezer : mChildren) { 20159 freezer.close(); 20160 } 20161 } 20162 } 20163 } 20164 } 20165 } 20166 20167 /** 20168 * Verify that given package is currently frozen. 20169 */ 20170 private void checkPackageFrozen(String packageName) { 20171 synchronized (mPackages) { 20172 if (!mFrozenPackages.contains(packageName)) { 20173 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 20174 } 20175 } 20176 } 20177 20178 @Override 20179 public int movePackage(final String packageName, final String volumeUuid) { 20180 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20181 20182 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 20183 final int moveId = mNextMoveId.getAndIncrement(); 20184 mHandler.post(new Runnable() { 20185 @Override 20186 public void run() { 20187 try { 20188 movePackageInternal(packageName, volumeUuid, moveId, user); 20189 } catch (PackageManagerException e) { 20190 Slog.w(TAG, "Failed to move " + packageName, e); 20191 mMoveCallbacks.notifyStatusChanged(moveId, 20192 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20193 } 20194 } 20195 }); 20196 return moveId; 20197 } 20198 20199 private void movePackageInternal(final String packageName, final String volumeUuid, 20200 final int moveId, UserHandle user) throws PackageManagerException { 20201 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20202 final PackageManager pm = mContext.getPackageManager(); 20203 20204 final boolean currentAsec; 20205 final String currentVolumeUuid; 20206 final File codeFile; 20207 final String installerPackageName; 20208 final String packageAbiOverride; 20209 final int appId; 20210 final String seinfo; 20211 final String label; 20212 final int targetSdkVersion; 20213 final PackageFreezer freezer; 20214 final int[] installedUserIds; 20215 20216 // reader 20217 synchronized (mPackages) { 20218 final PackageParser.Package pkg = mPackages.get(packageName); 20219 final PackageSetting ps = mSettings.mPackages.get(packageName); 20220 if (pkg == null || ps == null) { 20221 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 20222 } 20223 20224 if (pkg.applicationInfo.isSystemApp()) { 20225 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 20226 "Cannot move system application"); 20227 } 20228 20229 if (pkg.applicationInfo.isExternalAsec()) { 20230 currentAsec = true; 20231 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 20232 } else if (pkg.applicationInfo.isForwardLocked()) { 20233 currentAsec = true; 20234 currentVolumeUuid = "forward_locked"; 20235 } else { 20236 currentAsec = false; 20237 currentVolumeUuid = ps.volumeUuid; 20238 20239 final File probe = new File(pkg.codePath); 20240 final File probeOat = new File(probe, "oat"); 20241 if (!probe.isDirectory() || !probeOat.isDirectory()) { 20242 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20243 "Move only supported for modern cluster style installs"); 20244 } 20245 } 20246 20247 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 20248 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20249 "Package already moved to " + volumeUuid); 20250 } 20251 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 20252 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 20253 "Device admin cannot be moved"); 20254 } 20255 20256 if (mFrozenPackages.contains(packageName)) { 20257 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 20258 "Failed to move already frozen package"); 20259 } 20260 20261 codeFile = new File(pkg.codePath); 20262 installerPackageName = ps.installerPackageName; 20263 packageAbiOverride = ps.cpuAbiOverrideString; 20264 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 20265 seinfo = pkg.applicationInfo.seinfo; 20266 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 20267 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 20268 freezer = freezePackage(packageName, "movePackageInternal"); 20269 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 20270 } 20271 20272 final Bundle extras = new Bundle(); 20273 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 20274 extras.putString(Intent.EXTRA_TITLE, label); 20275 mMoveCallbacks.notifyCreated(moveId, extras); 20276 20277 int installFlags; 20278 final boolean moveCompleteApp; 20279 final File measurePath; 20280 20281 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 20282 installFlags = INSTALL_INTERNAL; 20283 moveCompleteApp = !currentAsec; 20284 measurePath = Environment.getDataAppDirectory(volumeUuid); 20285 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 20286 installFlags = INSTALL_EXTERNAL; 20287 moveCompleteApp = false; 20288 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 20289 } else { 20290 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 20291 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 20292 || !volume.isMountedWritable()) { 20293 freezer.close(); 20294 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20295 "Move location not mounted private volume"); 20296 } 20297 20298 Preconditions.checkState(!currentAsec); 20299 20300 installFlags = INSTALL_INTERNAL; 20301 moveCompleteApp = true; 20302 measurePath = Environment.getDataAppDirectory(volumeUuid); 20303 } 20304 20305 final PackageStats stats = new PackageStats(null, -1); 20306 synchronized (mInstaller) { 20307 for (int userId : installedUserIds) { 20308 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 20309 freezer.close(); 20310 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20311 "Failed to measure package size"); 20312 } 20313 } 20314 } 20315 20316 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 20317 + stats.dataSize); 20318 20319 final long startFreeBytes = measurePath.getFreeSpace(); 20320 final long sizeBytes; 20321 if (moveCompleteApp) { 20322 sizeBytes = stats.codeSize + stats.dataSize; 20323 } else { 20324 sizeBytes = stats.codeSize; 20325 } 20326 20327 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 20328 freezer.close(); 20329 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20330 "Not enough free space to move"); 20331 } 20332 20333 mMoveCallbacks.notifyStatusChanged(moveId, 10); 20334 20335 final CountDownLatch installedLatch = new CountDownLatch(1); 20336 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 20337 @Override 20338 public void onUserActionRequired(Intent intent) throws RemoteException { 20339 throw new IllegalStateException(); 20340 } 20341 20342 @Override 20343 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 20344 Bundle extras) throws RemoteException { 20345 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 20346 + PackageManager.installStatusToString(returnCode, msg)); 20347 20348 installedLatch.countDown(); 20349 freezer.close(); 20350 20351 final int status = PackageManager.installStatusToPublicStatus(returnCode); 20352 switch (status) { 20353 case PackageInstaller.STATUS_SUCCESS: 20354 mMoveCallbacks.notifyStatusChanged(moveId, 20355 PackageManager.MOVE_SUCCEEDED); 20356 break; 20357 case PackageInstaller.STATUS_FAILURE_STORAGE: 20358 mMoveCallbacks.notifyStatusChanged(moveId, 20359 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 20360 break; 20361 default: 20362 mMoveCallbacks.notifyStatusChanged(moveId, 20363 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20364 break; 20365 } 20366 } 20367 }; 20368 20369 final MoveInfo move; 20370 if (moveCompleteApp) { 20371 // Kick off a thread to report progress estimates 20372 new Thread() { 20373 @Override 20374 public void run() { 20375 while (true) { 20376 try { 20377 if (installedLatch.await(1, TimeUnit.SECONDS)) { 20378 break; 20379 } 20380 } catch (InterruptedException ignored) { 20381 } 20382 20383 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 20384 final int progress = 10 + (int) MathUtils.constrain( 20385 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 20386 mMoveCallbacks.notifyStatusChanged(moveId, progress); 20387 } 20388 } 20389 }.start(); 20390 20391 final String dataAppName = codeFile.getName(); 20392 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 20393 dataAppName, appId, seinfo, targetSdkVersion); 20394 } else { 20395 move = null; 20396 } 20397 20398 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 20399 20400 final Message msg = mHandler.obtainMessage(INIT_COPY); 20401 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 20402 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 20403 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 20404 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/); 20405 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 20406 msg.obj = params; 20407 20408 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 20409 System.identityHashCode(msg.obj)); 20410 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 20411 System.identityHashCode(msg.obj)); 20412 20413 mHandler.sendMessage(msg); 20414 } 20415 20416 @Override 20417 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 20418 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20419 20420 final int realMoveId = mNextMoveId.getAndIncrement(); 20421 final Bundle extras = new Bundle(); 20422 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 20423 mMoveCallbacks.notifyCreated(realMoveId, extras); 20424 20425 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 20426 @Override 20427 public void onCreated(int moveId, Bundle extras) { 20428 // Ignored 20429 } 20430 20431 @Override 20432 public void onStatusChanged(int moveId, int status, long estMillis) { 20433 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 20434 } 20435 }; 20436 20437 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20438 storage.setPrimaryStorageUuid(volumeUuid, callback); 20439 return realMoveId; 20440 } 20441 20442 @Override 20443 public int getMoveStatus(int moveId) { 20444 mContext.enforceCallingOrSelfPermission( 20445 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20446 return mMoveCallbacks.mLastStatus.get(moveId); 20447 } 20448 20449 @Override 20450 public void registerMoveCallback(IPackageMoveObserver callback) { 20451 mContext.enforceCallingOrSelfPermission( 20452 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20453 mMoveCallbacks.register(callback); 20454 } 20455 20456 @Override 20457 public void unregisterMoveCallback(IPackageMoveObserver callback) { 20458 mContext.enforceCallingOrSelfPermission( 20459 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20460 mMoveCallbacks.unregister(callback); 20461 } 20462 20463 @Override 20464 public boolean setInstallLocation(int loc) { 20465 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 20466 null); 20467 if (getInstallLocation() == loc) { 20468 return true; 20469 } 20470 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 20471 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 20472 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 20473 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 20474 return true; 20475 } 20476 return false; 20477 } 20478 20479 @Override 20480 public int getInstallLocation() { 20481 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 20482 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 20483 PackageHelper.APP_INSTALL_AUTO); 20484 } 20485 20486 /** Called by UserManagerService */ 20487 void cleanUpUser(UserManagerService userManager, int userHandle) { 20488 synchronized (mPackages) { 20489 mDirtyUsers.remove(userHandle); 20490 mUserNeedsBadging.delete(userHandle); 20491 mSettings.removeUserLPw(userHandle); 20492 mPendingBroadcasts.remove(userHandle); 20493 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 20494 removeUnusedPackagesLPw(userManager, userHandle); 20495 } 20496 } 20497 20498 /** 20499 * We're removing userHandle and would like to remove any downloaded packages 20500 * that are no longer in use by any other user. 20501 * @param userHandle the user being removed 20502 */ 20503 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 20504 final boolean DEBUG_CLEAN_APKS = false; 20505 int [] users = userManager.getUserIds(); 20506 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 20507 while (psit.hasNext()) { 20508 PackageSetting ps = psit.next(); 20509 if (ps.pkg == null) { 20510 continue; 20511 } 20512 final String packageName = ps.pkg.packageName; 20513 // Skip over if system app 20514 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 20515 continue; 20516 } 20517 if (DEBUG_CLEAN_APKS) { 20518 Slog.i(TAG, "Checking package " + packageName); 20519 } 20520 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 20521 if (keep) { 20522 if (DEBUG_CLEAN_APKS) { 20523 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 20524 } 20525 } else { 20526 for (int i = 0; i < users.length; i++) { 20527 if (users[i] != userHandle && ps.getInstalled(users[i])) { 20528 keep = true; 20529 if (DEBUG_CLEAN_APKS) { 20530 Slog.i(TAG, " Keeping package " + packageName + " for user " 20531 + users[i]); 20532 } 20533 break; 20534 } 20535 } 20536 } 20537 if (!keep) { 20538 if (DEBUG_CLEAN_APKS) { 20539 Slog.i(TAG, " Removing package " + packageName); 20540 } 20541 mHandler.post(new Runnable() { 20542 public void run() { 20543 deletePackageX(packageName, userHandle, 0); 20544 } //end run 20545 }); 20546 } 20547 } 20548 } 20549 20550 /** Called by UserManagerService */ 20551 void createNewUser(int userId) { 20552 synchronized (mInstallLock) { 20553 mSettings.createNewUserLI(this, mInstaller, userId); 20554 } 20555 synchronized (mPackages) { 20556 scheduleWritePackageRestrictionsLocked(userId); 20557 scheduleWritePackageListLocked(userId); 20558 applyFactoryDefaultBrowserLPw(userId); 20559 primeDomainVerificationsLPw(userId); 20560 } 20561 } 20562 20563 void onNewUserCreated(final int userId) { 20564 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20565 // If permission review for legacy apps is required, we represent 20566 // dagerous permissions for such apps as always granted runtime 20567 // permissions to keep per user flag state whether review is needed. 20568 // Hence, if a new user is added we have to propagate dangerous 20569 // permission grants for these legacy apps. 20570 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 20571 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 20572 | UPDATE_PERMISSIONS_REPLACE_ALL); 20573 } 20574 } 20575 20576 @Override 20577 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 20578 mContext.enforceCallingOrSelfPermission( 20579 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 20580 "Only package verification agents can read the verifier device identity"); 20581 20582 synchronized (mPackages) { 20583 return mSettings.getVerifierDeviceIdentityLPw(); 20584 } 20585 } 20586 20587 @Override 20588 public void setPermissionEnforced(String permission, boolean enforced) { 20589 // TODO: Now that we no longer change GID for storage, this should to away. 20590 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 20591 "setPermissionEnforced"); 20592 if (READ_EXTERNAL_STORAGE.equals(permission)) { 20593 synchronized (mPackages) { 20594 if (mSettings.mReadExternalStorageEnforced == null 20595 || mSettings.mReadExternalStorageEnforced != enforced) { 20596 mSettings.mReadExternalStorageEnforced = enforced; 20597 mSettings.writeLPr(); 20598 } 20599 } 20600 // kill any non-foreground processes so we restart them and 20601 // grant/revoke the GID. 20602 final IActivityManager am = ActivityManagerNative.getDefault(); 20603 if (am != null) { 20604 final long token = Binder.clearCallingIdentity(); 20605 try { 20606 am.killProcessesBelowForeground("setPermissionEnforcement"); 20607 } catch (RemoteException e) { 20608 } finally { 20609 Binder.restoreCallingIdentity(token); 20610 } 20611 } 20612 } else { 20613 throw new IllegalArgumentException("No selective enforcement for " + permission); 20614 } 20615 } 20616 20617 @Override 20618 @Deprecated 20619 public boolean isPermissionEnforced(String permission) { 20620 return true; 20621 } 20622 20623 @Override 20624 public boolean isStorageLow() { 20625 final long token = Binder.clearCallingIdentity(); 20626 try { 20627 final DeviceStorageMonitorInternal 20628 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 20629 if (dsm != null) { 20630 return dsm.isMemoryLow(); 20631 } else { 20632 return false; 20633 } 20634 } finally { 20635 Binder.restoreCallingIdentity(token); 20636 } 20637 } 20638 20639 @Override 20640 public IPackageInstaller getPackageInstaller() { 20641 return mInstallerService; 20642 } 20643 20644 private boolean userNeedsBadging(int userId) { 20645 int index = mUserNeedsBadging.indexOfKey(userId); 20646 if (index < 0) { 20647 final UserInfo userInfo; 20648 final long token = Binder.clearCallingIdentity(); 20649 try { 20650 userInfo = sUserManager.getUserInfo(userId); 20651 } finally { 20652 Binder.restoreCallingIdentity(token); 20653 } 20654 final boolean b; 20655 if (userInfo != null && userInfo.isManagedProfile()) { 20656 b = true; 20657 } else { 20658 b = false; 20659 } 20660 mUserNeedsBadging.put(userId, b); 20661 return b; 20662 } 20663 return mUserNeedsBadging.valueAt(index); 20664 } 20665 20666 @Override 20667 public KeySet getKeySetByAlias(String packageName, String alias) { 20668 if (packageName == null || alias == null) { 20669 return null; 20670 } 20671 synchronized(mPackages) { 20672 final PackageParser.Package pkg = mPackages.get(packageName); 20673 if (pkg == null) { 20674 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20675 throw new IllegalArgumentException("Unknown package: " + packageName); 20676 } 20677 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20678 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 20679 } 20680 } 20681 20682 @Override 20683 public KeySet getSigningKeySet(String packageName) { 20684 if (packageName == null) { 20685 return null; 20686 } 20687 synchronized(mPackages) { 20688 final PackageParser.Package pkg = mPackages.get(packageName); 20689 if (pkg == null) { 20690 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20691 throw new IllegalArgumentException("Unknown package: " + packageName); 20692 } 20693 if (pkg.applicationInfo.uid != Binder.getCallingUid() 20694 && Process.SYSTEM_UID != Binder.getCallingUid()) { 20695 throw new SecurityException("May not access signing KeySet of other apps."); 20696 } 20697 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20698 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 20699 } 20700 } 20701 20702 @Override 20703 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 20704 if (packageName == null || ks == null) { 20705 return false; 20706 } 20707 synchronized(mPackages) { 20708 final PackageParser.Package pkg = mPackages.get(packageName); 20709 if (pkg == null) { 20710 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20711 throw new IllegalArgumentException("Unknown package: " + packageName); 20712 } 20713 IBinder ksh = ks.getToken(); 20714 if (ksh instanceof KeySetHandle) { 20715 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20716 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 20717 } 20718 return false; 20719 } 20720 } 20721 20722 @Override 20723 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 20724 if (packageName == null || ks == null) { 20725 return false; 20726 } 20727 synchronized(mPackages) { 20728 final PackageParser.Package pkg = mPackages.get(packageName); 20729 if (pkg == null) { 20730 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20731 throw new IllegalArgumentException("Unknown package: " + packageName); 20732 } 20733 IBinder ksh = ks.getToken(); 20734 if (ksh instanceof KeySetHandle) { 20735 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20736 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 20737 } 20738 return false; 20739 } 20740 } 20741 20742 private void deletePackageIfUnusedLPr(final String packageName) { 20743 PackageSetting ps = mSettings.mPackages.get(packageName); 20744 if (ps == null) { 20745 return; 20746 } 20747 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 20748 // TODO Implement atomic delete if package is unused 20749 // It is currently possible that the package will be deleted even if it is installed 20750 // after this method returns. 20751 mHandler.post(new Runnable() { 20752 public void run() { 20753 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 20754 } 20755 }); 20756 } 20757 } 20758 20759 /** 20760 * Check and throw if the given before/after packages would be considered a 20761 * downgrade. 20762 */ 20763 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 20764 throws PackageManagerException { 20765 if (after.versionCode < before.mVersionCode) { 20766 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20767 "Update version code " + after.versionCode + " is older than current " 20768 + before.mVersionCode); 20769 } else if (after.versionCode == before.mVersionCode) { 20770 if (after.baseRevisionCode < before.baseRevisionCode) { 20771 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20772 "Update base revision code " + after.baseRevisionCode 20773 + " is older than current " + before.baseRevisionCode); 20774 } 20775 20776 if (!ArrayUtils.isEmpty(after.splitNames)) { 20777 for (int i = 0; i < after.splitNames.length; i++) { 20778 final String splitName = after.splitNames[i]; 20779 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 20780 if (j != -1) { 20781 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 20782 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20783 "Update split " + splitName + " revision code " 20784 + after.splitRevisionCodes[i] + " is older than current " 20785 + before.splitRevisionCodes[j]); 20786 } 20787 } 20788 } 20789 } 20790 } 20791 } 20792 20793 private static class MoveCallbacks extends Handler { 20794 private static final int MSG_CREATED = 1; 20795 private static final int MSG_STATUS_CHANGED = 2; 20796 20797 private final RemoteCallbackList<IPackageMoveObserver> 20798 mCallbacks = new RemoteCallbackList<>(); 20799 20800 private final SparseIntArray mLastStatus = new SparseIntArray(); 20801 20802 public MoveCallbacks(Looper looper) { 20803 super(looper); 20804 } 20805 20806 public void register(IPackageMoveObserver callback) { 20807 mCallbacks.register(callback); 20808 } 20809 20810 public void unregister(IPackageMoveObserver callback) { 20811 mCallbacks.unregister(callback); 20812 } 20813 20814 @Override 20815 public void handleMessage(Message msg) { 20816 final SomeArgs args = (SomeArgs) msg.obj; 20817 final int n = mCallbacks.beginBroadcast(); 20818 for (int i = 0; i < n; i++) { 20819 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 20820 try { 20821 invokeCallback(callback, msg.what, args); 20822 } catch (RemoteException ignored) { 20823 } 20824 } 20825 mCallbacks.finishBroadcast(); 20826 args.recycle(); 20827 } 20828 20829 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 20830 throws RemoteException { 20831 switch (what) { 20832 case MSG_CREATED: { 20833 callback.onCreated(args.argi1, (Bundle) args.arg2); 20834 break; 20835 } 20836 case MSG_STATUS_CHANGED: { 20837 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 20838 break; 20839 } 20840 } 20841 } 20842 20843 private void notifyCreated(int moveId, Bundle extras) { 20844 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 20845 20846 final SomeArgs args = SomeArgs.obtain(); 20847 args.argi1 = moveId; 20848 args.arg2 = extras; 20849 obtainMessage(MSG_CREATED, args).sendToTarget(); 20850 } 20851 20852 private void notifyStatusChanged(int moveId, int status) { 20853 notifyStatusChanged(moveId, status, -1); 20854 } 20855 20856 private void notifyStatusChanged(int moveId, int status, long estMillis) { 20857 Slog.v(TAG, "Move " + moveId + " status " + status); 20858 20859 final SomeArgs args = SomeArgs.obtain(); 20860 args.argi1 = moveId; 20861 args.argi2 = status; 20862 args.arg3 = estMillis; 20863 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 20864 20865 synchronized (mLastStatus) { 20866 mLastStatus.put(moveId, status); 20867 } 20868 } 20869 } 20870 20871 private final static class OnPermissionChangeListeners extends Handler { 20872 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 20873 20874 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 20875 new RemoteCallbackList<>(); 20876 20877 public OnPermissionChangeListeners(Looper looper) { 20878 super(looper); 20879 } 20880 20881 @Override 20882 public void handleMessage(Message msg) { 20883 switch (msg.what) { 20884 case MSG_ON_PERMISSIONS_CHANGED: { 20885 final int uid = msg.arg1; 20886 handleOnPermissionsChanged(uid); 20887 } break; 20888 } 20889 } 20890 20891 public void addListenerLocked(IOnPermissionsChangeListener listener) { 20892 mPermissionListeners.register(listener); 20893 20894 } 20895 20896 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 20897 mPermissionListeners.unregister(listener); 20898 } 20899 20900 public void onPermissionsChanged(int uid) { 20901 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 20902 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 20903 } 20904 } 20905 20906 private void handleOnPermissionsChanged(int uid) { 20907 final int count = mPermissionListeners.beginBroadcast(); 20908 try { 20909 for (int i = 0; i < count; i++) { 20910 IOnPermissionsChangeListener callback = mPermissionListeners 20911 .getBroadcastItem(i); 20912 try { 20913 callback.onPermissionsChanged(uid); 20914 } catch (RemoteException e) { 20915 Log.e(TAG, "Permission listener is dead", e); 20916 } 20917 } 20918 } finally { 20919 mPermissionListeners.finishBroadcast(); 20920 } 20921 } 20922 } 20923 20924 private class PackageManagerInternalImpl extends PackageManagerInternal { 20925 @Override 20926 public void setLocationPackagesProvider(PackagesProvider provider) { 20927 synchronized (mPackages) { 20928 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 20929 } 20930 } 20931 20932 @Override 20933 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 20934 synchronized (mPackages) { 20935 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 20936 } 20937 } 20938 20939 @Override 20940 public void setSmsAppPackagesProvider(PackagesProvider provider) { 20941 synchronized (mPackages) { 20942 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 20943 } 20944 } 20945 20946 @Override 20947 public void setDialerAppPackagesProvider(PackagesProvider provider) { 20948 synchronized (mPackages) { 20949 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 20950 } 20951 } 20952 20953 @Override 20954 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 20955 synchronized (mPackages) { 20956 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 20957 } 20958 } 20959 20960 @Override 20961 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 20962 synchronized (mPackages) { 20963 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 20964 } 20965 } 20966 20967 @Override 20968 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 20969 synchronized (mPackages) { 20970 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 20971 packageName, userId); 20972 } 20973 } 20974 20975 @Override 20976 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 20977 synchronized (mPackages) { 20978 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 20979 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 20980 packageName, userId); 20981 } 20982 } 20983 20984 @Override 20985 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 20986 synchronized (mPackages) { 20987 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 20988 packageName, userId); 20989 } 20990 } 20991 20992 @Override 20993 public void setKeepUninstalledPackages(final List<String> packageList) { 20994 Preconditions.checkNotNull(packageList); 20995 List<String> removedFromList = null; 20996 synchronized (mPackages) { 20997 if (mKeepUninstalledPackages != null) { 20998 final int packagesCount = mKeepUninstalledPackages.size(); 20999 for (int i = 0; i < packagesCount; i++) { 21000 String oldPackage = mKeepUninstalledPackages.get(i); 21001 if (packageList != null && packageList.contains(oldPackage)) { 21002 continue; 21003 } 21004 if (removedFromList == null) { 21005 removedFromList = new ArrayList<>(); 21006 } 21007 removedFromList.add(oldPackage); 21008 } 21009 } 21010 mKeepUninstalledPackages = new ArrayList<>(packageList); 21011 if (removedFromList != null) { 21012 final int removedCount = removedFromList.size(); 21013 for (int i = 0; i < removedCount; i++) { 21014 deletePackageIfUnusedLPr(removedFromList.get(i)); 21015 } 21016 } 21017 } 21018 } 21019 21020 @Override 21021 public boolean isPermissionsReviewRequired(String packageName, int userId) { 21022 synchronized (mPackages) { 21023 // If we do not support permission review, done. 21024 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 21025 return false; 21026 } 21027 21028 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 21029 if (packageSetting == null) { 21030 return false; 21031 } 21032 21033 // Permission review applies only to apps not supporting the new permission model. 21034 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 21035 return false; 21036 } 21037 21038 // Legacy apps have the permission and get user consent on launch. 21039 PermissionsState permissionsState = packageSetting.getPermissionsState(); 21040 return permissionsState.isPermissionReviewRequired(userId); 21041 } 21042 } 21043 21044 @Override 21045 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 21046 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 21047 } 21048 21049 @Override 21050 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 21051 int userId) { 21052 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 21053 } 21054 21055 @Override 21056 public void setDeviceAndProfileOwnerPackages( 21057 int deviceOwnerUserId, String deviceOwnerPackage, 21058 SparseArray<String> profileOwnerPackages) { 21059 mProtectedPackages.setDeviceAndProfileOwnerPackages( 21060 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 21061 } 21062 21063 @Override 21064 public boolean isPackageDataProtected(int userId, String packageName) { 21065 return mProtectedPackages.isPackageDataProtected(userId, packageName); 21066 } 21067 } 21068 21069 @Override 21070 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 21071 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 21072 synchronized (mPackages) { 21073 final long identity = Binder.clearCallingIdentity(); 21074 try { 21075 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 21076 packageNames, userId); 21077 } finally { 21078 Binder.restoreCallingIdentity(identity); 21079 } 21080 } 21081 } 21082 21083 private static void enforceSystemOrPhoneCaller(String tag) { 21084 int callingUid = Binder.getCallingUid(); 21085 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 21086 throw new SecurityException( 21087 "Cannot call " + tag + " from UID " + callingUid); 21088 } 21089 } 21090 21091 boolean isHistoricalPackageUsageAvailable() { 21092 return mPackageUsage.isHistoricalPackageUsageAvailable(); 21093 } 21094 21095 /** 21096 * Return a <b>copy</b> of the collection of packages known to the package manager. 21097 * @return A copy of the values of mPackages. 21098 */ 21099 Collection<PackageParser.Package> getPackages() { 21100 synchronized (mPackages) { 21101 return new ArrayList<>(mPackages.values()); 21102 } 21103 } 21104 21105 /** 21106 * Logs process start information (including base APK hash) to the security log. 21107 * @hide 21108 */ 21109 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 21110 String apkFile, int pid) { 21111 if (!SecurityLog.isLoggingEnabled()) { 21112 return; 21113 } 21114 Bundle data = new Bundle(); 21115 data.putLong("startTimestamp", System.currentTimeMillis()); 21116 data.putString("processName", processName); 21117 data.putInt("uid", uid); 21118 data.putString("seinfo", seinfo); 21119 data.putString("apkFile", apkFile); 21120 data.putInt("pid", pid); 21121 Message msg = mProcessLoggingHandler.obtainMessage( 21122 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 21123 msg.setData(data); 21124 mProcessLoggingHandler.sendMessage(msg); 21125 } 21126 21127 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 21128 return mCompilerStats.getPackageStats(pkgName); 21129 } 21130 21131 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 21132 return getOrCreateCompilerPackageStats(pkg.packageName); 21133 } 21134 21135 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 21136 return mCompilerStats.getOrCreatePackageStats(pkgName); 21137 } 21138 21139 public void deleteCompilerPackageStats(String pkgName) { 21140 mCompilerStats.deletePackageStats(pkgName); 21141 } 21142} 21143