PackageManagerService.java revision 3cd658e1a598e59738bc129c35eecf4cd0f20680
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.PrintStreamPrinter; 216import android.util.Slog; 217import android.util.SparseArray; 218import android.util.SparseBooleanArray; 219import android.util.SparseIntArray; 220import android.util.Xml; 221import android.util.jar.StrictJarFile; 222import android.view.Display; 223 224import com.android.internal.R; 225import com.android.internal.annotations.GuardedBy; 226import com.android.internal.app.IMediaContainerService; 227import com.android.internal.app.ResolverActivity; 228import com.android.internal.content.NativeLibraryHelper; 229import com.android.internal.content.PackageHelper; 230import com.android.internal.logging.MetricsLogger; 231import com.android.internal.os.IParcelFileDescriptorFactory; 232import com.android.internal.os.InstallerConnection.InstallerException; 233import com.android.internal.os.SomeArgs; 234import com.android.internal.os.Zygote; 235import com.android.internal.telephony.CarrierAppUtils; 236import com.android.internal.util.ArrayUtils; 237import com.android.internal.util.FastPrintWriter; 238import com.android.internal.util.FastXmlSerializer; 239import com.android.internal.util.IndentingPrintWriter; 240import com.android.internal.util.Preconditions; 241import com.android.internal.util.XmlUtils; 242import com.android.server.AttributeCache; 243import com.android.server.EventLogTags; 244import com.android.server.FgThread; 245import com.android.server.IntentResolver; 246import com.android.server.LocalServices; 247import com.android.server.ServiceThread; 248import com.android.server.SystemConfig; 249import com.android.server.Watchdog; 250import com.android.server.net.NetworkPolicyManagerInternal; 251import com.android.server.pm.PermissionsState.PermissionState; 252import com.android.server.pm.Settings.DatabaseVersion; 253import com.android.server.pm.Settings.VersionInfo; 254import com.android.server.storage.DeviceStorageMonitorInternal; 255 256import dalvik.system.CloseGuard; 257import dalvik.system.DexFile; 258import dalvik.system.VMRuntime; 259 260import libcore.io.IoUtils; 261import libcore.util.EmptyArray; 262 263import org.xmlpull.v1.XmlPullParser; 264import org.xmlpull.v1.XmlPullParserException; 265import org.xmlpull.v1.XmlSerializer; 266 267import java.io.BufferedOutputStream; 268import java.io.BufferedReader; 269import java.io.ByteArrayInputStream; 270import java.io.ByteArrayOutputStream; 271import java.io.File; 272import java.io.FileDescriptor; 273import java.io.FileInputStream; 274import java.io.FileNotFoundException; 275import java.io.FileOutputStream; 276import java.io.FileReader; 277import java.io.FilenameFilter; 278import java.io.IOException; 279import java.io.PrintWriter; 280import java.nio.charset.StandardCharsets; 281import java.security.DigestInputStream; 282import java.security.MessageDigest; 283import java.security.NoSuchAlgorithmException; 284import java.security.PublicKey; 285import java.security.cert.Certificate; 286import java.security.cert.CertificateEncodingException; 287import java.security.cert.CertificateException; 288import java.text.SimpleDateFormat; 289import java.util.ArrayList; 290import java.util.Arrays; 291import java.util.Collection; 292import java.util.Collections; 293import java.util.Comparator; 294import java.util.Date; 295import java.util.HashSet; 296import java.util.Iterator; 297import java.util.List; 298import java.util.Map; 299import java.util.Objects; 300import java.util.Set; 301import java.util.concurrent.CountDownLatch; 302import java.util.concurrent.TimeUnit; 303import java.util.concurrent.atomic.AtomicBoolean; 304import java.util.concurrent.atomic.AtomicInteger; 305 306/** 307 * Keep track of all those APKs everywhere. 308 * <p> 309 * Internally there are two important locks: 310 * <ul> 311 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 312 * and other related state. It is a fine-grained lock that should only be held 313 * momentarily, as it's one of the most contended locks in the system. 314 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 315 * operations typically involve heavy lifting of application data on disk. Since 316 * {@code installd} is single-threaded, and it's operations can often be slow, 317 * this lock should never be acquired while already holding {@link #mPackages}. 318 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 319 * holding {@link #mInstallLock}. 320 * </ul> 321 * Many internal methods rely on the caller to hold the appropriate locks, and 322 * this contract is expressed through method name suffixes: 323 * <ul> 324 * <li>fooLI(): the caller must hold {@link #mInstallLock} 325 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 326 * being modified must be frozen 327 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 328 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 329 * </ul> 330 * <p> 331 * Because this class is very central to the platform's security; please run all 332 * CTS and unit tests whenever making modifications: 333 * 334 * <pre> 335 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 336 * $ cts-tradefed run commandAndExit cts -m AppSecurityTests 337 * </pre> 338 */ 339public class PackageManagerService extends IPackageManager.Stub { 340 static final String TAG = "PackageManager"; 341 static final boolean DEBUG_SETTINGS = false; 342 static final boolean DEBUG_PREFERRED = false; 343 static final boolean DEBUG_UPGRADE = false; 344 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 345 private static final boolean DEBUG_BACKUP = false; 346 private static final boolean DEBUG_INSTALL = false; 347 private static final boolean DEBUG_REMOVE = false; 348 private static final boolean DEBUG_BROADCASTS = false; 349 private static final boolean DEBUG_SHOW_INFO = false; 350 private static final boolean DEBUG_PACKAGE_INFO = false; 351 private static final boolean DEBUG_INTENT_MATCHING = false; 352 private static final boolean DEBUG_PACKAGE_SCANNING = false; 353 private static final boolean DEBUG_VERIFY = false; 354 private static final boolean DEBUG_FILTERS = false; 355 356 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 357 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 358 // user, but by default initialize to this. 359 static final boolean DEBUG_DEXOPT = false; 360 361 private static final boolean DEBUG_ABI_SELECTION = false; 362 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 363 private static final boolean DEBUG_TRIAGED_MISSING = false; 364 private static final boolean DEBUG_APP_DATA = false; 365 366 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 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 synchronized (mPackages) { 811 if (mSettings.createIntentFilterVerificationIfNeededLPw( 812 packageName, domainsSet) != null) { 813 scheduleWriteSettingsLocked(); 814 } 815 } 816 sendVerificationRequest(userId, verificationId, ivs); 817 } 818 mCurrentIntentFilterVerifications.clear(); 819 } 820 821 private void sendVerificationRequest(int userId, int verificationId, 822 IntentFilterVerificationState ivs) { 823 824 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 825 verificationIntent.putExtra( 826 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 827 verificationId); 828 verificationIntent.putExtra( 829 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 830 getDefaultScheme()); 831 verificationIntent.putExtra( 832 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 833 ivs.getHostsString()); 834 verificationIntent.putExtra( 835 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 836 ivs.getPackageName()); 837 verificationIntent.setComponent(mIntentFilterVerifierComponent); 838 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 839 840 UserHandle user = new UserHandle(userId); 841 mContext.sendBroadcastAsUser(verificationIntent, user); 842 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 843 "Sending IntentFilter verification broadcast"); 844 } 845 846 public void receiveVerificationResponse(int verificationId) { 847 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 848 849 final boolean verified = ivs.isVerified(); 850 851 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 852 final int count = filters.size(); 853 if (DEBUG_DOMAIN_VERIFICATION) { 854 Slog.i(TAG, "Received verification response " + verificationId 855 + " for " + count + " filters, verified=" + verified); 856 } 857 for (int n=0; n<count; n++) { 858 PackageParser.ActivityIntentInfo filter = filters.get(n); 859 filter.setVerified(verified); 860 861 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 862 + " verified with result:" + verified + " and hosts:" 863 + ivs.getHostsString()); 864 } 865 866 mIntentFilterVerificationStates.remove(verificationId); 867 868 final String packageName = ivs.getPackageName(); 869 IntentFilterVerificationInfo ivi = null; 870 871 synchronized (mPackages) { 872 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 873 } 874 if (ivi == null) { 875 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 876 + verificationId + " packageName:" + packageName); 877 return; 878 } 879 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 880 "Updating IntentFilterVerificationInfo for package " + packageName 881 +" verificationId:" + verificationId); 882 883 synchronized (mPackages) { 884 if (verified) { 885 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 886 } else { 887 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 888 } 889 scheduleWriteSettingsLocked(); 890 891 final int userId = ivs.getUserId(); 892 if (userId != UserHandle.USER_ALL) { 893 final int userStatus = 894 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 895 896 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 897 boolean needUpdate = false; 898 899 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 900 // already been set by the User thru the Disambiguation dialog 901 switch (userStatus) { 902 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 903 if (verified) { 904 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 905 } else { 906 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 907 } 908 needUpdate = true; 909 break; 910 911 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 912 if (verified) { 913 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 914 needUpdate = true; 915 } 916 break; 917 918 default: 919 // Nothing to do 920 } 921 922 if (needUpdate) { 923 mSettings.updateIntentFilterVerificationStatusLPw( 924 packageName, updatedStatus, userId); 925 scheduleWritePackageRestrictionsLocked(userId); 926 } 927 } 928 } 929 } 930 931 @Override 932 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 933 ActivityIntentInfo filter, String packageName) { 934 if (!hasValidDomains(filter)) { 935 return false; 936 } 937 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 938 if (ivs == null) { 939 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 940 packageName); 941 } 942 if (DEBUG_DOMAIN_VERIFICATION) { 943 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 944 } 945 ivs.addFilter(filter); 946 return true; 947 } 948 949 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 950 int userId, int verificationId, String packageName) { 951 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 952 verifierUid, userId, packageName); 953 ivs.setPendingState(); 954 synchronized (mPackages) { 955 mIntentFilterVerificationStates.append(verificationId, ivs); 956 mCurrentIntentFilterVerifications.add(verificationId); 957 } 958 return ivs; 959 } 960 } 961 962 private static boolean hasValidDomains(ActivityIntentInfo filter) { 963 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 964 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 965 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 966 } 967 968 // Set of pending broadcasts for aggregating enable/disable of components. 969 static class PendingPackageBroadcasts { 970 // for each user id, a map of <package name -> components within that package> 971 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 972 973 public PendingPackageBroadcasts() { 974 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 975 } 976 977 public ArrayList<String> get(int userId, String packageName) { 978 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 979 return packages.get(packageName); 980 } 981 982 public void put(int userId, String packageName, ArrayList<String> components) { 983 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 984 packages.put(packageName, components); 985 } 986 987 public void remove(int userId, String packageName) { 988 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 989 if (packages != null) { 990 packages.remove(packageName); 991 } 992 } 993 994 public void remove(int userId) { 995 mUidMap.remove(userId); 996 } 997 998 public int userIdCount() { 999 return mUidMap.size(); 1000 } 1001 1002 public int userIdAt(int n) { 1003 return mUidMap.keyAt(n); 1004 } 1005 1006 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1007 return mUidMap.get(userId); 1008 } 1009 1010 public int size() { 1011 // total number of pending broadcast entries across all userIds 1012 int num = 0; 1013 for (int i = 0; i< mUidMap.size(); i++) { 1014 num += mUidMap.valueAt(i).size(); 1015 } 1016 return num; 1017 } 1018 1019 public void clear() { 1020 mUidMap.clear(); 1021 } 1022 1023 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1024 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1025 if (map == null) { 1026 map = new ArrayMap<String, ArrayList<String>>(); 1027 mUidMap.put(userId, map); 1028 } 1029 return map; 1030 } 1031 } 1032 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1033 1034 // Service Connection to remote media container service to copy 1035 // package uri's from external media onto secure containers 1036 // or internal storage. 1037 private IMediaContainerService mContainerService = null; 1038 1039 static final int SEND_PENDING_BROADCAST = 1; 1040 static final int MCS_BOUND = 3; 1041 static final int END_COPY = 4; 1042 static final int INIT_COPY = 5; 1043 static final int MCS_UNBIND = 6; 1044 static final int START_CLEANING_PACKAGE = 7; 1045 static final int FIND_INSTALL_LOC = 8; 1046 static final int POST_INSTALL = 9; 1047 static final int MCS_RECONNECT = 10; 1048 static final int MCS_GIVE_UP = 11; 1049 static final int UPDATED_MEDIA_STATUS = 12; 1050 static final int WRITE_SETTINGS = 13; 1051 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1052 static final int PACKAGE_VERIFIED = 15; 1053 static final int CHECK_PENDING_VERIFICATION = 16; 1054 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1055 static final int INTENT_FILTER_VERIFIED = 18; 1056 static final int WRITE_PACKAGE_LIST = 19; 1057 1058 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1059 1060 // Delay time in millisecs 1061 static final int BROADCAST_DELAY = 10 * 1000; 1062 1063 static UserManagerService sUserManager; 1064 1065 // Stores a list of users whose package restrictions file needs to be updated 1066 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1067 1068 final private DefaultContainerConnection mDefContainerConn = 1069 new DefaultContainerConnection(); 1070 class DefaultContainerConnection implements ServiceConnection { 1071 public void onServiceConnected(ComponentName name, IBinder service) { 1072 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1073 IMediaContainerService imcs = 1074 IMediaContainerService.Stub.asInterface(service); 1075 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1076 } 1077 1078 public void onServiceDisconnected(ComponentName name) { 1079 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1080 } 1081 } 1082 1083 // Recordkeeping of restore-after-install operations that are currently in flight 1084 // between the Package Manager and the Backup Manager 1085 static class PostInstallData { 1086 public InstallArgs args; 1087 public PackageInstalledInfo res; 1088 1089 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1090 args = _a; 1091 res = _r; 1092 } 1093 } 1094 1095 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1096 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1097 1098 // XML tags for backup/restore of various bits of state 1099 private static final String TAG_PREFERRED_BACKUP = "pa"; 1100 private static final String TAG_DEFAULT_APPS = "da"; 1101 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1102 1103 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1104 private static final String TAG_ALL_GRANTS = "rt-grants"; 1105 private static final String TAG_GRANT = "grant"; 1106 private static final String ATTR_PACKAGE_NAME = "pkg"; 1107 1108 private static final String TAG_PERMISSION = "perm"; 1109 private static final String ATTR_PERMISSION_NAME = "name"; 1110 private static final String ATTR_IS_GRANTED = "g"; 1111 private static final String ATTR_USER_SET = "set"; 1112 private static final String ATTR_USER_FIXED = "fixed"; 1113 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1114 1115 // System/policy permission grants are not backed up 1116 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1117 FLAG_PERMISSION_POLICY_FIXED 1118 | FLAG_PERMISSION_SYSTEM_FIXED 1119 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1120 1121 // And we back up these user-adjusted states 1122 private static final int USER_RUNTIME_GRANT_MASK = 1123 FLAG_PERMISSION_USER_SET 1124 | FLAG_PERMISSION_USER_FIXED 1125 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1126 1127 final @Nullable String mRequiredVerifierPackage; 1128 final @NonNull String mRequiredInstallerPackage; 1129 final @NonNull String mRequiredUninstallerPackage; 1130 final @Nullable String mSetupWizardPackage; 1131 final @Nullable String mStorageManagerPackage; 1132 final @NonNull String mServicesSystemSharedLibraryPackageName; 1133 final @NonNull String mSharedSystemSharedLibraryPackageName; 1134 1135 final boolean mPermissionReviewRequired; 1136 1137 private final PackageUsage mPackageUsage = new PackageUsage(); 1138 private final CompilerStats mCompilerStats = new CompilerStats(); 1139 1140 class PackageHandler extends Handler { 1141 private boolean mBound = false; 1142 final ArrayList<HandlerParams> mPendingInstalls = 1143 new ArrayList<HandlerParams>(); 1144 1145 private boolean connectToService() { 1146 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1147 " DefaultContainerService"); 1148 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1149 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1150 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1151 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1152 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1153 mBound = true; 1154 return true; 1155 } 1156 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1157 return false; 1158 } 1159 1160 private void disconnectService() { 1161 mContainerService = null; 1162 mBound = false; 1163 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1164 mContext.unbindService(mDefContainerConn); 1165 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1166 } 1167 1168 PackageHandler(Looper looper) { 1169 super(looper); 1170 } 1171 1172 public void handleMessage(Message msg) { 1173 try { 1174 doHandleMessage(msg); 1175 } finally { 1176 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1177 } 1178 } 1179 1180 void doHandleMessage(Message msg) { 1181 switch (msg.what) { 1182 case INIT_COPY: { 1183 HandlerParams params = (HandlerParams) msg.obj; 1184 int idx = mPendingInstalls.size(); 1185 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1186 // If a bind was already initiated we dont really 1187 // need to do anything. The pending install 1188 // will be processed later on. 1189 if (!mBound) { 1190 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1191 System.identityHashCode(mHandler)); 1192 // If this is the only one pending we might 1193 // have to bind to the service again. 1194 if (!connectToService()) { 1195 Slog.e(TAG, "Failed to bind to media container service"); 1196 params.serviceError(); 1197 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1198 System.identityHashCode(mHandler)); 1199 if (params.traceMethod != null) { 1200 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1201 params.traceCookie); 1202 } 1203 return; 1204 } else { 1205 // Once we bind to the service, the first 1206 // pending request will be processed. 1207 mPendingInstalls.add(idx, params); 1208 } 1209 } else { 1210 mPendingInstalls.add(idx, params); 1211 // Already bound to the service. Just make 1212 // sure we trigger off processing the first request. 1213 if (idx == 0) { 1214 mHandler.sendEmptyMessage(MCS_BOUND); 1215 } 1216 } 1217 break; 1218 } 1219 case MCS_BOUND: { 1220 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1221 if (msg.obj != null) { 1222 mContainerService = (IMediaContainerService) msg.obj; 1223 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1224 System.identityHashCode(mHandler)); 1225 } 1226 if (mContainerService == null) { 1227 if (!mBound) { 1228 // Something seriously wrong since we are not bound and we are not 1229 // waiting for connection. Bail out. 1230 Slog.e(TAG, "Cannot bind to media container service"); 1231 for (HandlerParams params : mPendingInstalls) { 1232 // Indicate service bind error 1233 params.serviceError(); 1234 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1235 System.identityHashCode(params)); 1236 if (params.traceMethod != null) { 1237 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1238 params.traceMethod, params.traceCookie); 1239 } 1240 return; 1241 } 1242 mPendingInstalls.clear(); 1243 } else { 1244 Slog.w(TAG, "Waiting to connect to media container service"); 1245 } 1246 } else if (mPendingInstalls.size() > 0) { 1247 HandlerParams params = mPendingInstalls.get(0); 1248 if (params != null) { 1249 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1250 System.identityHashCode(params)); 1251 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1252 if (params.startCopy()) { 1253 // We are done... look for more work or to 1254 // go idle. 1255 if (DEBUG_SD_INSTALL) Log.i(TAG, 1256 "Checking for more work or unbind..."); 1257 // Delete pending install 1258 if (mPendingInstalls.size() > 0) { 1259 mPendingInstalls.remove(0); 1260 } 1261 if (mPendingInstalls.size() == 0) { 1262 if (mBound) { 1263 if (DEBUG_SD_INSTALL) Log.i(TAG, 1264 "Posting delayed MCS_UNBIND"); 1265 removeMessages(MCS_UNBIND); 1266 Message ubmsg = obtainMessage(MCS_UNBIND); 1267 // Unbind after a little delay, to avoid 1268 // continual thrashing. 1269 sendMessageDelayed(ubmsg, 10000); 1270 } 1271 } else { 1272 // There are more pending requests in queue. 1273 // Just post MCS_BOUND message to trigger processing 1274 // of next pending install. 1275 if (DEBUG_SD_INSTALL) Log.i(TAG, 1276 "Posting MCS_BOUND for next work"); 1277 mHandler.sendEmptyMessage(MCS_BOUND); 1278 } 1279 } 1280 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1281 } 1282 } else { 1283 // Should never happen ideally. 1284 Slog.w(TAG, "Empty queue"); 1285 } 1286 break; 1287 } 1288 case MCS_RECONNECT: { 1289 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1290 if (mPendingInstalls.size() > 0) { 1291 if (mBound) { 1292 disconnectService(); 1293 } 1294 if (!connectToService()) { 1295 Slog.e(TAG, "Failed to bind to media container service"); 1296 for (HandlerParams params : mPendingInstalls) { 1297 // Indicate service bind error 1298 params.serviceError(); 1299 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1300 System.identityHashCode(params)); 1301 } 1302 mPendingInstalls.clear(); 1303 } 1304 } 1305 break; 1306 } 1307 case MCS_UNBIND: { 1308 // If there is no actual work left, then time to unbind. 1309 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1310 1311 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1312 if (mBound) { 1313 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1314 1315 disconnectService(); 1316 } 1317 } else if (mPendingInstalls.size() > 0) { 1318 // There are more pending requests in queue. 1319 // Just post MCS_BOUND message to trigger processing 1320 // of next pending install. 1321 mHandler.sendEmptyMessage(MCS_BOUND); 1322 } 1323 1324 break; 1325 } 1326 case MCS_GIVE_UP: { 1327 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1328 HandlerParams params = mPendingInstalls.remove(0); 1329 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1330 System.identityHashCode(params)); 1331 break; 1332 } 1333 case SEND_PENDING_BROADCAST: { 1334 String packages[]; 1335 ArrayList<String> components[]; 1336 int size = 0; 1337 int uids[]; 1338 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1339 synchronized (mPackages) { 1340 if (mPendingBroadcasts == null) { 1341 return; 1342 } 1343 size = mPendingBroadcasts.size(); 1344 if (size <= 0) { 1345 // Nothing to be done. Just return 1346 return; 1347 } 1348 packages = new String[size]; 1349 components = new ArrayList[size]; 1350 uids = new int[size]; 1351 int i = 0; // filling out the above arrays 1352 1353 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1354 int packageUserId = mPendingBroadcasts.userIdAt(n); 1355 Iterator<Map.Entry<String, ArrayList<String>>> it 1356 = mPendingBroadcasts.packagesForUserId(packageUserId) 1357 .entrySet().iterator(); 1358 while (it.hasNext() && i < size) { 1359 Map.Entry<String, ArrayList<String>> ent = it.next(); 1360 packages[i] = ent.getKey(); 1361 components[i] = ent.getValue(); 1362 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1363 uids[i] = (ps != null) 1364 ? UserHandle.getUid(packageUserId, ps.appId) 1365 : -1; 1366 i++; 1367 } 1368 } 1369 size = i; 1370 mPendingBroadcasts.clear(); 1371 } 1372 // Send broadcasts 1373 for (int i = 0; i < size; i++) { 1374 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1375 } 1376 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1377 break; 1378 } 1379 case START_CLEANING_PACKAGE: { 1380 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1381 final String packageName = (String)msg.obj; 1382 final int userId = msg.arg1; 1383 final boolean andCode = msg.arg2 != 0; 1384 synchronized (mPackages) { 1385 if (userId == UserHandle.USER_ALL) { 1386 int[] users = sUserManager.getUserIds(); 1387 for (int user : users) { 1388 mSettings.addPackageToCleanLPw( 1389 new PackageCleanItem(user, packageName, andCode)); 1390 } 1391 } else { 1392 mSettings.addPackageToCleanLPw( 1393 new PackageCleanItem(userId, packageName, andCode)); 1394 } 1395 } 1396 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1397 startCleaningPackages(); 1398 } break; 1399 case POST_INSTALL: { 1400 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1401 1402 PostInstallData data = mRunningInstalls.get(msg.arg1); 1403 final boolean didRestore = (msg.arg2 != 0); 1404 mRunningInstalls.delete(msg.arg1); 1405 1406 if (data != null) { 1407 InstallArgs args = data.args; 1408 PackageInstalledInfo parentRes = data.res; 1409 1410 final boolean grantPermissions = (args.installFlags 1411 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1412 final boolean killApp = (args.installFlags 1413 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1414 final String[] grantedPermissions = args.installGrantPermissions; 1415 1416 // Handle the parent package 1417 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1418 grantedPermissions, didRestore, args.installerPackageName, 1419 args.observer); 1420 1421 // Handle the child packages 1422 final int childCount = (parentRes.addedChildPackages != null) 1423 ? parentRes.addedChildPackages.size() : 0; 1424 for (int i = 0; i < childCount; i++) { 1425 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1426 handlePackagePostInstall(childRes, grantPermissions, killApp, 1427 grantedPermissions, false, args.installerPackageName, 1428 args.observer); 1429 } 1430 1431 // Log tracing if needed 1432 if (args.traceMethod != null) { 1433 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1434 args.traceCookie); 1435 } 1436 } else { 1437 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1438 } 1439 1440 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1441 } break; 1442 case UPDATED_MEDIA_STATUS: { 1443 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1444 boolean reportStatus = msg.arg1 == 1; 1445 boolean doGc = msg.arg2 == 1; 1446 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1447 if (doGc) { 1448 // Force a gc to clear up stale containers. 1449 Runtime.getRuntime().gc(); 1450 } 1451 if (msg.obj != null) { 1452 @SuppressWarnings("unchecked") 1453 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1454 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1455 // Unload containers 1456 unloadAllContainers(args); 1457 } 1458 if (reportStatus) { 1459 try { 1460 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1461 PackageHelper.getMountService().finishMediaUpdate(); 1462 } catch (RemoteException e) { 1463 Log.e(TAG, "MountService not running?"); 1464 } 1465 } 1466 } break; 1467 case WRITE_SETTINGS: { 1468 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1469 synchronized (mPackages) { 1470 removeMessages(WRITE_SETTINGS); 1471 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1472 mSettings.writeLPr(); 1473 mDirtyUsers.clear(); 1474 } 1475 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1476 } break; 1477 case WRITE_PACKAGE_RESTRICTIONS: { 1478 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1479 synchronized (mPackages) { 1480 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1481 for (int userId : mDirtyUsers) { 1482 mSettings.writePackageRestrictionsLPr(userId); 1483 } 1484 mDirtyUsers.clear(); 1485 } 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1487 } break; 1488 case WRITE_PACKAGE_LIST: { 1489 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1490 synchronized (mPackages) { 1491 removeMessages(WRITE_PACKAGE_LIST); 1492 mSettings.writePackageListLPr(msg.arg1); 1493 } 1494 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1495 } break; 1496 case CHECK_PENDING_VERIFICATION: { 1497 final int verificationId = msg.arg1; 1498 final PackageVerificationState state = mPendingVerification.get(verificationId); 1499 1500 if ((state != null) && !state.timeoutExtended()) { 1501 final InstallArgs args = state.getInstallArgs(); 1502 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1503 1504 Slog.i(TAG, "Verification timed out for " + originUri); 1505 mPendingVerification.remove(verificationId); 1506 1507 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1508 1509 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1510 Slog.i(TAG, "Continuing with installation of " + originUri); 1511 state.setVerifierResponse(Binder.getCallingUid(), 1512 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1513 broadcastPackageVerified(verificationId, originUri, 1514 PackageManager.VERIFICATION_ALLOW, 1515 state.getInstallArgs().getUser()); 1516 try { 1517 ret = args.copyApk(mContainerService, true); 1518 } catch (RemoteException e) { 1519 Slog.e(TAG, "Could not contact the ContainerService"); 1520 } 1521 } else { 1522 broadcastPackageVerified(verificationId, originUri, 1523 PackageManager.VERIFICATION_REJECT, 1524 state.getInstallArgs().getUser()); 1525 } 1526 1527 Trace.asyncTraceEnd( 1528 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1529 1530 processPendingInstall(args, ret); 1531 mHandler.sendEmptyMessage(MCS_UNBIND); 1532 } 1533 break; 1534 } 1535 case PACKAGE_VERIFIED: { 1536 final int verificationId = msg.arg1; 1537 1538 final PackageVerificationState state = mPendingVerification.get(verificationId); 1539 if (state == null) { 1540 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1541 break; 1542 } 1543 1544 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1545 1546 state.setVerifierResponse(response.callerUid, response.code); 1547 1548 if (state.isVerificationComplete()) { 1549 mPendingVerification.remove(verificationId); 1550 1551 final InstallArgs args = state.getInstallArgs(); 1552 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1553 1554 int ret; 1555 if (state.isInstallAllowed()) { 1556 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1557 broadcastPackageVerified(verificationId, originUri, 1558 response.code, state.getInstallArgs().getUser()); 1559 try { 1560 ret = args.copyApk(mContainerService, true); 1561 } catch (RemoteException e) { 1562 Slog.e(TAG, "Could not contact the ContainerService"); 1563 } 1564 } else { 1565 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1566 } 1567 1568 Trace.asyncTraceEnd( 1569 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1570 1571 processPendingInstall(args, ret); 1572 mHandler.sendEmptyMessage(MCS_UNBIND); 1573 } 1574 1575 break; 1576 } 1577 case START_INTENT_FILTER_VERIFICATIONS: { 1578 IFVerificationParams params = (IFVerificationParams) msg.obj; 1579 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1580 params.replacing, params.pkg); 1581 break; 1582 } 1583 case INTENT_FILTER_VERIFIED: { 1584 final int verificationId = msg.arg1; 1585 1586 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1587 verificationId); 1588 if (state == null) { 1589 Slog.w(TAG, "Invalid IntentFilter verification token " 1590 + verificationId + " received"); 1591 break; 1592 } 1593 1594 final int userId = state.getUserId(); 1595 1596 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1597 "Processing IntentFilter verification with token:" 1598 + verificationId + " and userId:" + userId); 1599 1600 final IntentFilterVerificationResponse response = 1601 (IntentFilterVerificationResponse) msg.obj; 1602 1603 state.setVerifierResponse(response.callerUid, response.code); 1604 1605 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1606 "IntentFilter verification with token:" + verificationId 1607 + " and userId:" + userId 1608 + " is settings verifier response with response code:" 1609 + response.code); 1610 1611 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1612 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1613 + response.getFailedDomainsString()); 1614 } 1615 1616 if (state.isVerificationComplete()) { 1617 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1618 } else { 1619 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1620 "IntentFilter verification with token:" + verificationId 1621 + " was not said to be complete"); 1622 } 1623 1624 break; 1625 } 1626 } 1627 } 1628 } 1629 1630 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1631 boolean killApp, String[] grantedPermissions, 1632 boolean launchedForRestore, String installerPackage, 1633 IPackageInstallObserver2 installObserver) { 1634 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1635 // Send the removed broadcasts 1636 if (res.removedInfo != null) { 1637 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1638 } 1639 1640 // Now that we successfully installed the package, grant runtime 1641 // permissions if requested before broadcasting the install. 1642 if (grantPermissions && res.pkg.applicationInfo.targetSdkVersion 1643 >= Build.VERSION_CODES.M) { 1644 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1645 } 1646 1647 final boolean update = res.removedInfo != null 1648 && res.removedInfo.removedPackage != null; 1649 1650 // If this is the first time we have child packages for a disabled privileged 1651 // app that had no children, we grant requested runtime permissions to the new 1652 // children if the parent on the system image had them already granted. 1653 if (res.pkg.parentPackage != null) { 1654 synchronized (mPackages) { 1655 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1656 } 1657 } 1658 1659 synchronized (mPackages) { 1660 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1661 } 1662 1663 final String packageName = res.pkg.applicationInfo.packageName; 1664 Bundle extras = new Bundle(1); 1665 extras.putInt(Intent.EXTRA_UID, res.uid); 1666 1667 // Determine the set of users who are adding this package for 1668 // the first time vs. those who are seeing an update. 1669 int[] firstUsers = EMPTY_INT_ARRAY; 1670 int[] updateUsers = EMPTY_INT_ARRAY; 1671 if (res.origUsers == null || res.origUsers.length == 0) { 1672 firstUsers = res.newUsers; 1673 } else { 1674 for (int newUser : res.newUsers) { 1675 boolean isNew = true; 1676 for (int origUser : res.origUsers) { 1677 if (origUser == newUser) { 1678 isNew = false; 1679 break; 1680 } 1681 } 1682 if (isNew) { 1683 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1684 } else { 1685 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1686 } 1687 } 1688 } 1689 1690 // Send installed broadcasts if the install/update is not ephemeral 1691 if (!isEphemeral(res.pkg)) { 1692 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1693 1694 // Send added for users that see the package for the first time 1695 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1696 extras, 0 /*flags*/, null /*targetPackage*/, 1697 null /*finishedReceiver*/, firstUsers); 1698 1699 // Send added for users that don't see the package for the first time 1700 if (update) { 1701 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1702 } 1703 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1704 extras, 0 /*flags*/, null /*targetPackage*/, 1705 null /*finishedReceiver*/, updateUsers); 1706 1707 // Send replaced for users that don't see the package for the first time 1708 if (update) { 1709 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1710 packageName, extras, 0 /*flags*/, 1711 null /*targetPackage*/, null /*finishedReceiver*/, 1712 updateUsers); 1713 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1714 null /*package*/, null /*extras*/, 0 /*flags*/, 1715 packageName /*targetPackage*/, 1716 null /*finishedReceiver*/, updateUsers); 1717 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1718 // First-install and we did a restore, so we're responsible for the 1719 // first-launch broadcast. 1720 if (DEBUG_BACKUP) { 1721 Slog.i(TAG, "Post-restore of " + packageName 1722 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1723 } 1724 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1725 } 1726 1727 // Send broadcast package appeared if forward locked/external for all users 1728 // treat asec-hosted packages like removable media on upgrade 1729 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1730 if (DEBUG_INSTALL) { 1731 Slog.i(TAG, "upgrading pkg " + res.pkg 1732 + " is ASEC-hosted -> AVAILABLE"); 1733 } 1734 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1735 ArrayList<String> pkgList = new ArrayList<>(1); 1736 pkgList.add(packageName); 1737 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1738 } 1739 } 1740 1741 // Work that needs to happen on first install within each user 1742 if (firstUsers != null && firstUsers.length > 0) { 1743 synchronized (mPackages) { 1744 for (int userId : firstUsers) { 1745 // If this app is a browser and it's newly-installed for some 1746 // users, clear any default-browser state in those users. The 1747 // app's nature doesn't depend on the user, so we can just check 1748 // its browser nature in any user and generalize. 1749 if (packageIsBrowser(packageName, userId)) { 1750 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1751 } 1752 1753 // We may also need to apply pending (restored) runtime 1754 // permission grants within these users. 1755 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1756 } 1757 } 1758 } 1759 1760 // Log current value of "unknown sources" setting 1761 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1762 getUnknownSourcesSettings()); 1763 1764 // Force a gc to clear up things 1765 Runtime.getRuntime().gc(); 1766 1767 // Remove the replaced package's older resources safely now 1768 // We delete after a gc for applications on sdcard. 1769 if (res.removedInfo != null && res.removedInfo.args != null) { 1770 synchronized (mInstallLock) { 1771 res.removedInfo.args.doPostDeleteLI(true); 1772 } 1773 } 1774 } 1775 1776 // If someone is watching installs - notify them 1777 if (installObserver != null) { 1778 try { 1779 Bundle extras = extrasForInstallResult(res); 1780 installObserver.onPackageInstalled(res.name, res.returnCode, 1781 res.returnMsg, extras); 1782 } catch (RemoteException e) { 1783 Slog.i(TAG, "Observer no longer exists."); 1784 } 1785 } 1786 } 1787 1788 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1789 PackageParser.Package pkg) { 1790 if (pkg.parentPackage == null) { 1791 return; 1792 } 1793 if (pkg.requestedPermissions == null) { 1794 return; 1795 } 1796 final PackageSetting disabledSysParentPs = mSettings 1797 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1798 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1799 || !disabledSysParentPs.isPrivileged() 1800 || (disabledSysParentPs.childPackageNames != null 1801 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1802 return; 1803 } 1804 final int[] allUserIds = sUserManager.getUserIds(); 1805 final int permCount = pkg.requestedPermissions.size(); 1806 for (int i = 0; i < permCount; i++) { 1807 String permission = pkg.requestedPermissions.get(i); 1808 BasePermission bp = mSettings.mPermissions.get(permission); 1809 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1810 continue; 1811 } 1812 for (int userId : allUserIds) { 1813 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1814 permission, userId)) { 1815 grantRuntimePermission(pkg.packageName, permission, userId); 1816 } 1817 } 1818 } 1819 } 1820 1821 private StorageEventListener mStorageListener = new StorageEventListener() { 1822 @Override 1823 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1824 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1825 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1826 final String volumeUuid = vol.getFsUuid(); 1827 1828 // Clean up any users or apps that were removed or recreated 1829 // while this volume was missing 1830 reconcileUsers(volumeUuid); 1831 reconcileApps(volumeUuid); 1832 1833 // Clean up any install sessions that expired or were 1834 // cancelled while this volume was missing 1835 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1836 1837 loadPrivatePackages(vol); 1838 1839 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1840 unloadPrivatePackages(vol); 1841 } 1842 } 1843 1844 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1845 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1846 updateExternalMediaStatus(true, false); 1847 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1848 updateExternalMediaStatus(false, false); 1849 } 1850 } 1851 } 1852 1853 @Override 1854 public void onVolumeForgotten(String fsUuid) { 1855 if (TextUtils.isEmpty(fsUuid)) { 1856 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1857 return; 1858 } 1859 1860 // Remove any apps installed on the forgotten volume 1861 synchronized (mPackages) { 1862 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1863 for (PackageSetting ps : packages) { 1864 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1865 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1866 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1867 } 1868 1869 mSettings.onVolumeForgotten(fsUuid); 1870 mSettings.writeLPr(); 1871 } 1872 } 1873 }; 1874 1875 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1876 String[] grantedPermissions) { 1877 for (int userId : userIds) { 1878 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1879 } 1880 1881 // We could have touched GID membership, so flush out packages.list 1882 synchronized (mPackages) { 1883 mSettings.writePackageListLPr(); 1884 } 1885 } 1886 1887 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1888 String[] grantedPermissions) { 1889 SettingBase sb = (SettingBase) pkg.mExtras; 1890 if (sb == null) { 1891 return; 1892 } 1893 1894 PermissionsState permissionsState = sb.getPermissionsState(); 1895 1896 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1897 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1898 1899 for (String permission : pkg.requestedPermissions) { 1900 final BasePermission bp; 1901 synchronized (mPackages) { 1902 bp = mSettings.mPermissions.get(permission); 1903 } 1904 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1905 && (grantedPermissions == null 1906 || ArrayUtils.contains(grantedPermissions, permission))) { 1907 final int flags = permissionsState.getPermissionFlags(permission, userId); 1908 // Installer cannot change immutable permissions. 1909 if ((flags & immutableFlags) == 0) { 1910 grantRuntimePermission(pkg.packageName, permission, userId); 1911 } 1912 } 1913 } 1914 } 1915 1916 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1917 Bundle extras = null; 1918 switch (res.returnCode) { 1919 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1920 extras = new Bundle(); 1921 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1922 res.origPermission); 1923 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1924 res.origPackage); 1925 break; 1926 } 1927 case PackageManager.INSTALL_SUCCEEDED: { 1928 extras = new Bundle(); 1929 extras.putBoolean(Intent.EXTRA_REPLACING, 1930 res.removedInfo != null && res.removedInfo.removedPackage != null); 1931 break; 1932 } 1933 } 1934 return extras; 1935 } 1936 1937 void scheduleWriteSettingsLocked() { 1938 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1939 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1940 } 1941 } 1942 1943 void scheduleWritePackageListLocked(int userId) { 1944 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 1945 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 1946 msg.arg1 = userId; 1947 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 1948 } 1949 } 1950 1951 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 1952 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 1953 scheduleWritePackageRestrictionsLocked(userId); 1954 } 1955 1956 void scheduleWritePackageRestrictionsLocked(int userId) { 1957 final int[] userIds = (userId == UserHandle.USER_ALL) 1958 ? sUserManager.getUserIds() : new int[]{userId}; 1959 for (int nextUserId : userIds) { 1960 if (!sUserManager.exists(nextUserId)) return; 1961 mDirtyUsers.add(nextUserId); 1962 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1963 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1964 } 1965 } 1966 } 1967 1968 public static PackageManagerService main(Context context, Installer installer, 1969 boolean factoryTest, boolean onlyCore) { 1970 // Self-check for initial settings. 1971 PackageManagerServiceCompilerMapping.checkProperties(); 1972 1973 PackageManagerService m = new PackageManagerService(context, installer, 1974 factoryTest, onlyCore); 1975 m.enableSystemUserPackages(); 1976 ServiceManager.addService("package", m); 1977 return m; 1978 } 1979 1980 private void enableSystemUserPackages() { 1981 if (!UserManager.isSplitSystemUser()) { 1982 return; 1983 } 1984 // For system user, enable apps based on the following conditions: 1985 // - app is whitelisted or belong to one of these groups: 1986 // -- system app which has no launcher icons 1987 // -- system app which has INTERACT_ACROSS_USERS permission 1988 // -- system IME app 1989 // - app is not in the blacklist 1990 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1991 Set<String> enableApps = new ArraySet<>(); 1992 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1993 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1994 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1995 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1996 enableApps.addAll(wlApps); 1997 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1998 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1999 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2000 enableApps.removeAll(blApps); 2001 Log.i(TAG, "Applications installed for system user: " + enableApps); 2002 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2003 UserHandle.SYSTEM); 2004 final int allAppsSize = allAps.size(); 2005 synchronized (mPackages) { 2006 for (int i = 0; i < allAppsSize; i++) { 2007 String pName = allAps.get(i); 2008 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2009 // Should not happen, but we shouldn't be failing if it does 2010 if (pkgSetting == null) { 2011 continue; 2012 } 2013 boolean install = enableApps.contains(pName); 2014 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2015 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2016 + " for system user"); 2017 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2018 } 2019 } 2020 } 2021 } 2022 2023 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2024 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2025 Context.DISPLAY_SERVICE); 2026 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2027 } 2028 2029 /** 2030 * Requests that files preopted on a secondary system partition be copied to the data partition 2031 * if possible. Note that the actual copying of the files is accomplished by init for security 2032 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2033 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2034 */ 2035 private static void requestCopyPreoptedFiles() { 2036 final int WAIT_TIME_MS = 100; 2037 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2038 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2039 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2040 // We will wait for up to 100 seconds. 2041 final long timeEnd = SystemClock.uptimeMillis() + 100 * 1000; 2042 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2043 try { 2044 Thread.sleep(WAIT_TIME_MS); 2045 } catch (InterruptedException e) { 2046 // Do nothing 2047 } 2048 if (SystemClock.uptimeMillis() > timeEnd) { 2049 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2050 Slog.wtf(TAG, "cppreopt did not finish!"); 2051 break; 2052 } 2053 } 2054 } 2055 } 2056 2057 public PackageManagerService(Context context, Installer installer, 2058 boolean factoryTest, boolean onlyCore) { 2059 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2060 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2061 SystemClock.uptimeMillis()); 2062 2063 if (mSdkVersion <= 0) { 2064 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2065 } 2066 2067 mContext = context; 2068 2069 mPermissionReviewRequired = context.getResources().getBoolean( 2070 R.bool.config_permissionReviewRequired); 2071 2072 mFactoryTest = factoryTest; 2073 mOnlyCore = onlyCore; 2074 mMetrics = new DisplayMetrics(); 2075 mSettings = new Settings(mPackages); 2076 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2077 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2078 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2079 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2080 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2081 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2082 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2083 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2084 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2085 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2086 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2087 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2088 2089 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2090 if (separateProcesses != null && separateProcesses.length() > 0) { 2091 if ("*".equals(separateProcesses)) { 2092 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2093 mSeparateProcesses = null; 2094 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2095 } else { 2096 mDefParseFlags = 0; 2097 mSeparateProcesses = separateProcesses.split(","); 2098 Slog.w(TAG, "Running with debug.separate_processes: " 2099 + separateProcesses); 2100 } 2101 } else { 2102 mDefParseFlags = 0; 2103 mSeparateProcesses = null; 2104 } 2105 2106 mInstaller = installer; 2107 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2108 "*dexopt*"); 2109 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2110 2111 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2112 FgThread.get().getLooper()); 2113 2114 getDefaultDisplayMetrics(context, mMetrics); 2115 2116 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2117 SystemConfig systemConfig = SystemConfig.getInstance(); 2118 mGlobalGids = systemConfig.getGlobalGids(); 2119 mSystemPermissions = systemConfig.getSystemPermissions(); 2120 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2121 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2122 2123 mProtectedPackages = new ProtectedPackages(mContext); 2124 2125 synchronized (mInstallLock) { 2126 // writer 2127 synchronized (mPackages) { 2128 mHandlerThread = new ServiceThread(TAG, 2129 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2130 mHandlerThread.start(); 2131 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2132 mProcessLoggingHandler = new ProcessLoggingHandler(); 2133 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2134 2135 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2136 2137 File dataDir = Environment.getDataDirectory(); 2138 mAppInstallDir = new File(dataDir, "app"); 2139 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2140 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2141 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2142 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2143 2144 sUserManager = new UserManagerService(context, this, mPackages); 2145 2146 // Propagate permission configuration in to package manager. 2147 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2148 = systemConfig.getPermissions(); 2149 for (int i=0; i<permConfig.size(); i++) { 2150 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2151 BasePermission bp = mSettings.mPermissions.get(perm.name); 2152 if (bp == null) { 2153 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2154 mSettings.mPermissions.put(perm.name, bp); 2155 } 2156 if (perm.gids != null) { 2157 bp.setGids(perm.gids, perm.perUser); 2158 } 2159 } 2160 2161 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2162 for (int i=0; i<libConfig.size(); i++) { 2163 mSharedLibraries.put(libConfig.keyAt(i), 2164 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2165 } 2166 2167 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2168 2169 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2170 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2171 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2172 2173 if (mFirstBoot) { 2174 requestCopyPreoptedFiles(); 2175 } 2176 2177 String customResolverActivity = Resources.getSystem().getString( 2178 R.string.config_customResolverActivity); 2179 if (TextUtils.isEmpty(customResolverActivity)) { 2180 customResolverActivity = null; 2181 } else { 2182 mCustomResolverComponentName = ComponentName.unflattenFromString( 2183 customResolverActivity); 2184 } 2185 2186 long startTime = SystemClock.uptimeMillis(); 2187 2188 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2189 startTime); 2190 2191 // Set flag to monitor and not change apk file paths when 2192 // scanning install directories. 2193 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2194 2195 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2196 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2197 2198 if (bootClassPath == null) { 2199 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2200 } 2201 2202 if (systemServerClassPath == null) { 2203 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2204 } 2205 2206 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2207 final String[] dexCodeInstructionSets = 2208 getDexCodeInstructionSets( 2209 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2210 2211 /** 2212 * Ensure all external libraries have had dexopt run on them. 2213 */ 2214 if (mSharedLibraries.size() > 0) { 2215 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2216 // NOTE: For now, we're compiling these system "shared libraries" 2217 // (and framework jars) into all available architectures. It's possible 2218 // to compile them only when we come across an app that uses them (there's 2219 // already logic for that in scanPackageLI) but that adds some complexity. 2220 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2221 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2222 final String lib = libEntry.path; 2223 if (lib == null) { 2224 continue; 2225 } 2226 2227 try { 2228 // Shared libraries do not have profiles so we perform a full 2229 // AOT compilation (if needed). 2230 int dexoptNeeded = DexFile.getDexOptNeeded( 2231 lib, dexCodeInstructionSet, 2232 getCompilerFilterForReason(REASON_SHARED_APK), 2233 false /* newProfile */); 2234 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2235 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2236 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/, 2237 getCompilerFilterForReason(REASON_SHARED_APK), 2238 StorageManager.UUID_PRIVATE_INTERNAL, 2239 SKIP_SHARED_LIBRARY_CHECK); 2240 } 2241 } catch (FileNotFoundException e) { 2242 Slog.w(TAG, "Library not found: " + lib); 2243 } catch (IOException | InstallerException e) { 2244 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2245 + e.getMessage()); 2246 } 2247 } 2248 } 2249 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2250 } 2251 2252 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2253 2254 final VersionInfo ver = mSettings.getInternalVersion(); 2255 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2256 2257 // when upgrading from pre-M, promote system app permissions from install to runtime 2258 mPromoteSystemApps = 2259 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2260 2261 // When upgrading from pre-N, we need to handle package extraction like first boot, 2262 // as there is no profiling data available. 2263 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2264 2265 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2266 2267 // save off the names of pre-existing system packages prior to scanning; we don't 2268 // want to automatically grant runtime permissions for new system apps 2269 if (mPromoteSystemApps) { 2270 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2271 while (pkgSettingIter.hasNext()) { 2272 PackageSetting ps = pkgSettingIter.next(); 2273 if (isSystemApp(ps)) { 2274 mExistingSystemPackages.add(ps.name); 2275 } 2276 } 2277 } 2278 2279 // Collect vendor overlay packages. 2280 // (Do this before scanning any apps.) 2281 // For security and version matching reason, only consider 2282 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2283 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2284 scanDirTracedLI(vendorOverlayDir, mDefParseFlags 2285 | PackageParser.PARSE_IS_SYSTEM 2286 | PackageParser.PARSE_IS_SYSTEM_DIR 2287 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2288 2289 // Find base frameworks (resource packages without code). 2290 scanDirTracedLI(frameworkDir, mDefParseFlags 2291 | PackageParser.PARSE_IS_SYSTEM 2292 | PackageParser.PARSE_IS_SYSTEM_DIR 2293 | PackageParser.PARSE_IS_PRIVILEGED, 2294 scanFlags | SCAN_NO_DEX, 0); 2295 2296 // Collected privileged system packages. 2297 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2298 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2299 | PackageParser.PARSE_IS_SYSTEM 2300 | PackageParser.PARSE_IS_SYSTEM_DIR 2301 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2302 2303 // Collect ordinary system packages. 2304 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2305 scanDirTracedLI(systemAppDir, mDefParseFlags 2306 | PackageParser.PARSE_IS_SYSTEM 2307 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2308 2309 // Collect all vendor packages. 2310 File vendorAppDir = new File("/vendor/app"); 2311 try { 2312 vendorAppDir = vendorAppDir.getCanonicalFile(); 2313 } catch (IOException e) { 2314 // failed to look up canonical path, continue with original one 2315 } 2316 scanDirTracedLI(vendorAppDir, mDefParseFlags 2317 | PackageParser.PARSE_IS_SYSTEM 2318 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2319 2320 // Collect all OEM packages. 2321 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2322 scanDirTracedLI(oemAppDir, mDefParseFlags 2323 | PackageParser.PARSE_IS_SYSTEM 2324 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2325 2326 // Prune any system packages that no longer exist. 2327 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2328 if (!mOnlyCore) { 2329 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2330 while (psit.hasNext()) { 2331 PackageSetting ps = psit.next(); 2332 2333 /* 2334 * If this is not a system app, it can't be a 2335 * disable system app. 2336 */ 2337 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2338 continue; 2339 } 2340 2341 /* 2342 * If the package is scanned, it's not erased. 2343 */ 2344 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2345 if (scannedPkg != null) { 2346 /* 2347 * If the system app is both scanned and in the 2348 * disabled packages list, then it must have been 2349 * added via OTA. Remove it from the currently 2350 * scanned package so the previously user-installed 2351 * application can be scanned. 2352 */ 2353 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2354 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2355 + ps.name + "; removing system app. Last known codePath=" 2356 + ps.codePathString + ", installStatus=" + ps.installStatus 2357 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2358 + scannedPkg.mVersionCode); 2359 removePackageLI(scannedPkg, true); 2360 mExpectingBetter.put(ps.name, ps.codePath); 2361 } 2362 2363 continue; 2364 } 2365 2366 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2367 psit.remove(); 2368 logCriticalInfo(Log.WARN, "System package " + ps.name 2369 + " no longer exists; it's data will be wiped"); 2370 // Actual deletion of code and data will be handled by later 2371 // reconciliation step 2372 } else { 2373 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2374 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2375 possiblyDeletedUpdatedSystemApps.add(ps.name); 2376 } 2377 } 2378 } 2379 } 2380 2381 //look for any incomplete package installations 2382 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2383 for (int i = 0; i < deletePkgsList.size(); i++) { 2384 // Actual deletion of code and data will be handled by later 2385 // reconciliation step 2386 final String packageName = deletePkgsList.get(i).name; 2387 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2388 synchronized (mPackages) { 2389 mSettings.removePackageLPw(packageName); 2390 } 2391 } 2392 2393 //delete tmp files 2394 deleteTempPackageFiles(); 2395 2396 // Remove any shared userIDs that have no associated packages 2397 mSettings.pruneSharedUsersLPw(); 2398 2399 if (!mOnlyCore) { 2400 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2401 SystemClock.uptimeMillis()); 2402 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2403 2404 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2405 | PackageParser.PARSE_FORWARD_LOCK, 2406 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2407 2408 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2409 | PackageParser.PARSE_IS_EPHEMERAL, 2410 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2411 2412 /** 2413 * Remove disable package settings for any updated system 2414 * apps that were removed via an OTA. If they're not a 2415 * previously-updated app, remove them completely. 2416 * Otherwise, just revoke their system-level permissions. 2417 */ 2418 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2419 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2420 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2421 2422 String msg; 2423 if (deletedPkg == null) { 2424 msg = "Updated system package " + deletedAppName 2425 + " no longer exists; it's data will be wiped"; 2426 // Actual deletion of code and data will be handled by later 2427 // reconciliation step 2428 } else { 2429 msg = "Updated system app + " + deletedAppName 2430 + " no longer present; removing system privileges for " 2431 + deletedAppName; 2432 2433 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2434 2435 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2436 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2437 } 2438 logCriticalInfo(Log.WARN, msg); 2439 } 2440 2441 /** 2442 * Make sure all system apps that we expected to appear on 2443 * the userdata partition actually showed up. If they never 2444 * appeared, crawl back and revive the system version. 2445 */ 2446 for (int i = 0; i < mExpectingBetter.size(); i++) { 2447 final String packageName = mExpectingBetter.keyAt(i); 2448 if (!mPackages.containsKey(packageName)) { 2449 final File scanFile = mExpectingBetter.valueAt(i); 2450 2451 logCriticalInfo(Log.WARN, "Expected better " + packageName 2452 + " but never showed up; reverting to system"); 2453 2454 int reparseFlags = mDefParseFlags; 2455 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2456 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2457 | PackageParser.PARSE_IS_SYSTEM_DIR 2458 | PackageParser.PARSE_IS_PRIVILEGED; 2459 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2460 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2461 | PackageParser.PARSE_IS_SYSTEM_DIR; 2462 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2463 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2464 | PackageParser.PARSE_IS_SYSTEM_DIR; 2465 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2466 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2467 | PackageParser.PARSE_IS_SYSTEM_DIR; 2468 } else { 2469 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2470 continue; 2471 } 2472 2473 mSettings.enableSystemPackageLPw(packageName); 2474 2475 try { 2476 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2477 } catch (PackageManagerException e) { 2478 Slog.e(TAG, "Failed to parse original system package: " 2479 + e.getMessage()); 2480 } 2481 } 2482 } 2483 } 2484 mExpectingBetter.clear(); 2485 2486 // Resolve the storage manager. 2487 mStorageManagerPackage = getStorageManagerPackageName(); 2488 2489 // Resolve protected action filters. Only the setup wizard is allowed to 2490 // have a high priority filter for these actions. 2491 mSetupWizardPackage = getSetupWizardPackageName(); 2492 if (mProtectedFilters.size() > 0) { 2493 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2494 Slog.i(TAG, "No setup wizard;" 2495 + " All protected intents capped to priority 0"); 2496 } 2497 for (ActivityIntentInfo filter : mProtectedFilters) { 2498 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2499 if (DEBUG_FILTERS) { 2500 Slog.i(TAG, "Found setup wizard;" 2501 + " allow priority " + filter.getPriority() + ";" 2502 + " package: " + filter.activity.info.packageName 2503 + " activity: " + filter.activity.className 2504 + " priority: " + filter.getPriority()); 2505 } 2506 // skip setup wizard; allow it to keep the high priority filter 2507 continue; 2508 } 2509 Slog.w(TAG, "Protected action; cap priority to 0;" 2510 + " package: " + filter.activity.info.packageName 2511 + " activity: " + filter.activity.className 2512 + " origPrio: " + filter.getPriority()); 2513 filter.setPriority(0); 2514 } 2515 } 2516 mDeferProtectedFilters = false; 2517 mProtectedFilters.clear(); 2518 2519 // Now that we know all of the shared libraries, update all clients to have 2520 // the correct library paths. 2521 updateAllSharedLibrariesLPw(); 2522 2523 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2524 // NOTE: We ignore potential failures here during a system scan (like 2525 // the rest of the commands above) because there's precious little we 2526 // can do about it. A settings error is reported, though. 2527 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2528 false /* boot complete */); 2529 } 2530 2531 // Now that we know all the packages we are keeping, 2532 // read and update their last usage times. 2533 mPackageUsage.read(mPackages); 2534 mCompilerStats.read(); 2535 2536 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2537 SystemClock.uptimeMillis()); 2538 Slog.i(TAG, "Time to scan packages: " 2539 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2540 + " seconds"); 2541 2542 // If the platform SDK has changed since the last time we booted, 2543 // we need to re-grant app permission to catch any new ones that 2544 // appear. This is really a hack, and means that apps can in some 2545 // cases get permissions that the user didn't initially explicitly 2546 // allow... it would be nice to have some better way to handle 2547 // this situation. 2548 int updateFlags = UPDATE_PERMISSIONS_ALL; 2549 if (ver.sdkVersion != mSdkVersion) { 2550 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2551 + mSdkVersion + "; regranting permissions for internal storage"); 2552 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2553 } 2554 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2555 ver.sdkVersion = mSdkVersion; 2556 2557 // If this is the first boot or an update from pre-M, and it is a normal 2558 // boot, then we need to initialize the default preferred apps across 2559 // all defined users. 2560 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2561 for (UserInfo user : sUserManager.getUsers(true)) { 2562 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2563 applyFactoryDefaultBrowserLPw(user.id); 2564 primeDomainVerificationsLPw(user.id); 2565 } 2566 } 2567 2568 // Prepare storage for system user really early during boot, 2569 // since core system apps like SettingsProvider and SystemUI 2570 // can't wait for user to start 2571 final int storageFlags; 2572 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2573 storageFlags = StorageManager.FLAG_STORAGE_DE; 2574 } else { 2575 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2576 } 2577 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2578 storageFlags, true /* migrateAppData */); 2579 2580 // If this is first boot after an OTA, and a normal boot, then 2581 // we need to clear code cache directories. 2582 // Note that we do *not* clear the application profiles. These remain valid 2583 // across OTAs and are used to drive profile verification (post OTA) and 2584 // profile compilation (without waiting to collect a fresh set of profiles). 2585 if (mIsUpgrade && !onlyCore) { 2586 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2587 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2588 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2589 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2590 // No apps are running this early, so no need to freeze 2591 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2592 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2593 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2594 } 2595 } 2596 ver.fingerprint = Build.FINGERPRINT; 2597 } 2598 2599 checkDefaultBrowser(); 2600 2601 // clear only after permissions and other defaults have been updated 2602 mExistingSystemPackages.clear(); 2603 mPromoteSystemApps = false; 2604 2605 // All the changes are done during package scanning. 2606 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2607 2608 // can downgrade to reader 2609 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2610 mSettings.writeLPr(); 2611 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2612 2613 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2614 // early on (before the package manager declares itself as early) because other 2615 // components in the system server might ask for package contexts for these apps. 2616 // 2617 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2618 // (i.e, that the data partition is unavailable). 2619 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2620 long start = System.nanoTime(); 2621 List<PackageParser.Package> coreApps = new ArrayList<>(); 2622 for (PackageParser.Package pkg : mPackages.values()) { 2623 if (pkg.coreApp) { 2624 coreApps.add(pkg); 2625 } 2626 } 2627 2628 int[] stats = performDexOptUpgrade(coreApps, false, 2629 getCompilerFilterForReason(REASON_CORE_APP)); 2630 2631 final int elapsedTimeSeconds = 2632 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2633 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2634 2635 if (DEBUG_DEXOPT) { 2636 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2637 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2638 } 2639 2640 2641 // TODO: Should we log these stats to tron too ? 2642 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2643 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2644 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2645 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2646 } 2647 2648 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2649 SystemClock.uptimeMillis()); 2650 2651 if (!mOnlyCore) { 2652 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2653 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2654 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2655 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2656 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2657 mIntentFilterVerifierComponent); 2658 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2659 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES); 2660 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2661 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED); 2662 } else { 2663 mRequiredVerifierPackage = null; 2664 mRequiredInstallerPackage = null; 2665 mRequiredUninstallerPackage = null; 2666 mIntentFilterVerifierComponent = null; 2667 mIntentFilterVerifier = null; 2668 mServicesSystemSharedLibraryPackageName = null; 2669 mSharedSystemSharedLibraryPackageName = null; 2670 } 2671 2672 mInstallerService = new PackageInstallerService(context, this); 2673 2674 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2675 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2676 // both the installer and resolver must be present to enable ephemeral 2677 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2678 if (DEBUG_EPHEMERAL) { 2679 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2680 + " installer:" + ephemeralInstallerComponent); 2681 } 2682 mEphemeralResolverComponent = ephemeralResolverComponent; 2683 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2684 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2685 mEphemeralResolverConnection = 2686 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2687 } else { 2688 if (DEBUG_EPHEMERAL) { 2689 final String missingComponent = 2690 (ephemeralResolverComponent == null) 2691 ? (ephemeralInstallerComponent == null) 2692 ? "resolver and installer" 2693 : "resolver" 2694 : "installer"; 2695 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2696 } 2697 mEphemeralResolverComponent = null; 2698 mEphemeralInstallerComponent = null; 2699 mEphemeralResolverConnection = null; 2700 } 2701 2702 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2703 } // synchronized (mPackages) 2704 } // synchronized (mInstallLock) 2705 2706 // Now after opening every single application zip, make sure they 2707 // are all flushed. Not really needed, but keeps things nice and 2708 // tidy. 2709 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2710 Runtime.getRuntime().gc(); 2711 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2712 2713 // The initial scanning above does many calls into installd while 2714 // holding the mPackages lock, but we're mostly interested in yelling 2715 // once we have a booted system. 2716 mInstaller.setWarnIfHeld(mPackages); 2717 2718 // Expose private service for system components to use. 2719 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2720 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2721 } 2722 2723 @Override 2724 public boolean isFirstBoot() { 2725 return mFirstBoot; 2726 } 2727 2728 @Override 2729 public boolean isOnlyCoreApps() { 2730 return mOnlyCore; 2731 } 2732 2733 @Override 2734 public boolean isUpgrade() { 2735 return mIsUpgrade; 2736 } 2737 2738 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2739 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2740 2741 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2742 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2743 UserHandle.USER_SYSTEM); 2744 if (matches.size() == 1) { 2745 return matches.get(0).getComponentInfo().packageName; 2746 } else if (matches.size() == 0) { 2747 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2748 return null; 2749 } 2750 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2751 } 2752 2753 private @NonNull String getRequiredSharedLibraryLPr(String libraryName) { 2754 synchronized (mPackages) { 2755 SharedLibraryEntry libraryEntry = mSharedLibraries.get(libraryName); 2756 if (libraryEntry == null) { 2757 throw new IllegalStateException("Missing required shared library:" + libraryName); 2758 } 2759 return libraryEntry.apk; 2760 } 2761 } 2762 2763 private @NonNull String getRequiredInstallerLPr() { 2764 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2765 intent.addCategory(Intent.CATEGORY_DEFAULT); 2766 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2767 2768 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2769 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2770 UserHandle.USER_SYSTEM); 2771 if (matches.size() == 1) { 2772 ResolveInfo resolveInfo = matches.get(0); 2773 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2774 throw new RuntimeException("The installer must be a privileged app"); 2775 } 2776 return matches.get(0).getComponentInfo().packageName; 2777 } else { 2778 throw new RuntimeException("There must be exactly one installer; found " + matches); 2779 } 2780 } 2781 2782 private @NonNull String getRequiredUninstallerLPr() { 2783 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 2784 intent.addCategory(Intent.CATEGORY_DEFAULT); 2785 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 2786 2787 final ResolveInfo resolveInfo = resolveIntent(intent, null, 2788 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2789 UserHandle.USER_SYSTEM); 2790 if (resolveInfo == null || 2791 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 2792 throw new RuntimeException("There must be exactly one uninstaller; found " 2793 + resolveInfo); 2794 } 2795 return resolveInfo.getComponentInfo().packageName; 2796 } 2797 2798 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2799 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2800 2801 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2802 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2803 UserHandle.USER_SYSTEM); 2804 ResolveInfo best = null; 2805 final int N = matches.size(); 2806 for (int i = 0; i < N; i++) { 2807 final ResolveInfo cur = matches.get(i); 2808 final String packageName = cur.getComponentInfo().packageName; 2809 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2810 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2811 continue; 2812 } 2813 2814 if (best == null || cur.priority > best.priority) { 2815 best = cur; 2816 } 2817 } 2818 2819 if (best != null) { 2820 return best.getComponentInfo().getComponentName(); 2821 } else { 2822 throw new RuntimeException("There must be at least one intent filter verifier"); 2823 } 2824 } 2825 2826 private @Nullable ComponentName getEphemeralResolverLPr() { 2827 final String[] packageArray = 2828 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2829 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 2830 if (DEBUG_EPHEMERAL) { 2831 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2832 } 2833 return null; 2834 } 2835 2836 final int resolveFlags = 2837 MATCH_DIRECT_BOOT_AWARE 2838 | MATCH_DIRECT_BOOT_UNAWARE 2839 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2840 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2841 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 2842 resolveFlags, UserHandle.USER_SYSTEM); 2843 2844 final int N = resolvers.size(); 2845 if (N == 0) { 2846 if (DEBUG_EPHEMERAL) { 2847 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2848 } 2849 return null; 2850 } 2851 2852 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2853 for (int i = 0; i < N; i++) { 2854 final ResolveInfo info = resolvers.get(i); 2855 2856 if (info.serviceInfo == null) { 2857 continue; 2858 } 2859 2860 final String packageName = info.serviceInfo.packageName; 2861 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 2862 if (DEBUG_EPHEMERAL) { 2863 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2864 + " pkg: " + packageName + ", info:" + info); 2865 } 2866 continue; 2867 } 2868 2869 if (DEBUG_EPHEMERAL) { 2870 Slog.v(TAG, "Ephemeral resolver found;" 2871 + " pkg: " + packageName + ", info:" + info); 2872 } 2873 return new ComponentName(packageName, info.serviceInfo.name); 2874 } 2875 if (DEBUG_EPHEMERAL) { 2876 Slog.v(TAG, "Ephemeral resolver NOT found"); 2877 } 2878 return null; 2879 } 2880 2881 private @Nullable ComponentName getEphemeralInstallerLPr() { 2882 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2883 intent.addCategory(Intent.CATEGORY_DEFAULT); 2884 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2885 2886 final int resolveFlags = 2887 MATCH_DIRECT_BOOT_AWARE 2888 | MATCH_DIRECT_BOOT_UNAWARE 2889 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2890 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2891 resolveFlags, UserHandle.USER_SYSTEM); 2892 if (matches.size() == 0) { 2893 return null; 2894 } else if (matches.size() == 1) { 2895 return matches.get(0).getComponentInfo().getComponentName(); 2896 } else { 2897 throw new RuntimeException( 2898 "There must be at most one ephemeral installer; found " + matches); 2899 } 2900 } 2901 2902 private void primeDomainVerificationsLPw(int userId) { 2903 if (DEBUG_DOMAIN_VERIFICATION) { 2904 Slog.d(TAG, "Priming domain verifications in user " + userId); 2905 } 2906 2907 SystemConfig systemConfig = SystemConfig.getInstance(); 2908 ArraySet<String> packages = systemConfig.getLinkedApps(); 2909 2910 for (String packageName : packages) { 2911 PackageParser.Package pkg = mPackages.get(packageName); 2912 if (pkg != null) { 2913 if (!pkg.isSystemApp()) { 2914 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2915 continue; 2916 } 2917 2918 ArraySet<String> domains = null; 2919 for (PackageParser.Activity a : pkg.activities) { 2920 for (ActivityIntentInfo filter : a.intents) { 2921 if (hasValidDomains(filter)) { 2922 if (domains == null) { 2923 domains = new ArraySet<String>(); 2924 } 2925 domains.addAll(filter.getHostsList()); 2926 } 2927 } 2928 } 2929 2930 if (domains != null && domains.size() > 0) { 2931 if (DEBUG_DOMAIN_VERIFICATION) { 2932 Slog.v(TAG, " + " + packageName); 2933 } 2934 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2935 // state w.r.t. the formal app-linkage "no verification attempted" state; 2936 // and then 'always' in the per-user state actually used for intent resolution. 2937 final IntentFilterVerificationInfo ivi; 2938 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 2939 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2940 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2941 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2942 } else { 2943 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2944 + "' does not handle web links"); 2945 } 2946 } else { 2947 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2948 } 2949 } 2950 2951 scheduleWritePackageRestrictionsLocked(userId); 2952 scheduleWriteSettingsLocked(); 2953 } 2954 2955 private void applyFactoryDefaultBrowserLPw(int userId) { 2956 // The default browser app's package name is stored in a string resource, 2957 // with a product-specific overlay used for vendor customization. 2958 String browserPkg = mContext.getResources().getString( 2959 com.android.internal.R.string.default_browser); 2960 if (!TextUtils.isEmpty(browserPkg)) { 2961 // non-empty string => required to be a known package 2962 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2963 if (ps == null) { 2964 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2965 browserPkg = null; 2966 } else { 2967 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2968 } 2969 } 2970 2971 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2972 // default. If there's more than one, just leave everything alone. 2973 if (browserPkg == null) { 2974 calculateDefaultBrowserLPw(userId); 2975 } 2976 } 2977 2978 private void calculateDefaultBrowserLPw(int userId) { 2979 List<String> allBrowsers = resolveAllBrowserApps(userId); 2980 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2981 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2982 } 2983 2984 private List<String> resolveAllBrowserApps(int userId) { 2985 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2986 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 2987 PackageManager.MATCH_ALL, userId); 2988 2989 final int count = list.size(); 2990 List<String> result = new ArrayList<String>(count); 2991 for (int i=0; i<count; i++) { 2992 ResolveInfo info = list.get(i); 2993 if (info.activityInfo == null 2994 || !info.handleAllWebDataURI 2995 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2996 || result.contains(info.activityInfo.packageName)) { 2997 continue; 2998 } 2999 result.add(info.activityInfo.packageName); 3000 } 3001 3002 return result; 3003 } 3004 3005 private boolean packageIsBrowser(String packageName, int userId) { 3006 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3007 PackageManager.MATCH_ALL, userId); 3008 final int N = list.size(); 3009 for (int i = 0; i < N; i++) { 3010 ResolveInfo info = list.get(i); 3011 if (packageName.equals(info.activityInfo.packageName)) { 3012 return true; 3013 } 3014 } 3015 return false; 3016 } 3017 3018 private void checkDefaultBrowser() { 3019 final int myUserId = UserHandle.myUserId(); 3020 final String packageName = getDefaultBrowserPackageName(myUserId); 3021 if (packageName != null) { 3022 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3023 if (info == null) { 3024 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3025 synchronized (mPackages) { 3026 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3027 } 3028 } 3029 } 3030 } 3031 3032 @Override 3033 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3034 throws RemoteException { 3035 try { 3036 return super.onTransact(code, data, reply, flags); 3037 } catch (RuntimeException e) { 3038 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3039 Slog.wtf(TAG, "Package Manager Crash", e); 3040 } 3041 throw e; 3042 } 3043 } 3044 3045 static int[] appendInts(int[] cur, int[] add) { 3046 if (add == null) return cur; 3047 if (cur == null) return add; 3048 final int N = add.length; 3049 for (int i=0; i<N; i++) { 3050 cur = appendInt(cur, add[i]); 3051 } 3052 return cur; 3053 } 3054 3055 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3056 if (!sUserManager.exists(userId)) return null; 3057 if (ps == null) { 3058 return null; 3059 } 3060 final PackageParser.Package p = ps.pkg; 3061 if (p == null) { 3062 return null; 3063 } 3064 3065 final PermissionsState permissionsState = ps.getPermissionsState(); 3066 3067 // Compute GIDs only if requested 3068 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3069 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3070 // Compute granted permissions only if package has requested permissions 3071 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3072 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3073 final PackageUserState state = ps.readUserState(userId); 3074 3075 return PackageParser.generatePackageInfo(p, gids, flags, 3076 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3077 } 3078 3079 @Override 3080 public void checkPackageStartable(String packageName, int userId) { 3081 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3082 3083 synchronized (mPackages) { 3084 final PackageSetting ps = mSettings.mPackages.get(packageName); 3085 if (ps == null) { 3086 throw new SecurityException("Package " + packageName + " was not found!"); 3087 } 3088 3089 if (!ps.getInstalled(userId)) { 3090 throw new SecurityException( 3091 "Package " + packageName + " was not installed for user " + userId + "!"); 3092 } 3093 3094 if (mSafeMode && !ps.isSystem()) { 3095 throw new SecurityException("Package " + packageName + " not a system app!"); 3096 } 3097 3098 if (mFrozenPackages.contains(packageName)) { 3099 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3100 } 3101 3102 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3103 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3104 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3105 } 3106 } 3107 } 3108 3109 @Override 3110 public boolean isPackageAvailable(String packageName, int userId) { 3111 if (!sUserManager.exists(userId)) return false; 3112 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3113 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3114 synchronized (mPackages) { 3115 PackageParser.Package p = mPackages.get(packageName); 3116 if (p != null) { 3117 final PackageSetting ps = (PackageSetting) p.mExtras; 3118 if (ps != null) { 3119 final PackageUserState state = ps.readUserState(userId); 3120 if (state != null) { 3121 return PackageParser.isAvailable(state); 3122 } 3123 } 3124 } 3125 } 3126 return false; 3127 } 3128 3129 @Override 3130 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3131 if (!sUserManager.exists(userId)) return null; 3132 flags = updateFlagsForPackage(flags, userId, packageName); 3133 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3134 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3135 // reader 3136 synchronized (mPackages) { 3137 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3138 PackageParser.Package p = null; 3139 if (matchFactoryOnly) { 3140 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3141 if (ps != null) { 3142 return generatePackageInfo(ps, flags, userId); 3143 } 3144 } 3145 if (p == null) { 3146 p = mPackages.get(packageName); 3147 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3148 return null; 3149 } 3150 } 3151 if (DEBUG_PACKAGE_INFO) 3152 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3153 if (p != null) { 3154 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3155 } 3156 if (!matchFactoryOnly && (flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3157 final PackageSetting ps = mSettings.mPackages.get(packageName); 3158 return generatePackageInfo(ps, flags, userId); 3159 } 3160 } 3161 return null; 3162 } 3163 3164 @Override 3165 public String[] currentToCanonicalPackageNames(String[] names) { 3166 String[] out = new String[names.length]; 3167 // reader 3168 synchronized (mPackages) { 3169 for (int i=names.length-1; i>=0; i--) { 3170 PackageSetting ps = mSettings.mPackages.get(names[i]); 3171 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3172 } 3173 } 3174 return out; 3175 } 3176 3177 @Override 3178 public String[] canonicalToCurrentPackageNames(String[] names) { 3179 String[] out = new String[names.length]; 3180 // reader 3181 synchronized (mPackages) { 3182 for (int i=names.length-1; i>=0; i--) { 3183 String cur = mSettings.getRenamedPackageLPr(names[i]); 3184 out[i] = cur != null ? cur : names[i]; 3185 } 3186 } 3187 return out; 3188 } 3189 3190 @Override 3191 public int getPackageUid(String packageName, int flags, int userId) { 3192 if (!sUserManager.exists(userId)) return -1; 3193 flags = updateFlagsForPackage(flags, userId, packageName); 3194 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3195 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3196 3197 // reader 3198 synchronized (mPackages) { 3199 final PackageParser.Package p = mPackages.get(packageName); 3200 if (p != null && p.isMatch(flags)) { 3201 return UserHandle.getUid(userId, p.applicationInfo.uid); 3202 } 3203 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3204 final PackageSetting ps = mSettings.mPackages.get(packageName); 3205 if (ps != null && ps.isMatch(flags)) { 3206 return UserHandle.getUid(userId, ps.appId); 3207 } 3208 } 3209 } 3210 3211 return -1; 3212 } 3213 3214 @Override 3215 public int[] getPackageGids(String packageName, int flags, int userId) { 3216 if (!sUserManager.exists(userId)) return null; 3217 flags = updateFlagsForPackage(flags, userId, packageName); 3218 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3219 false /* requireFullPermission */, false /* checkShell */, 3220 "getPackageGids"); 3221 3222 // reader 3223 synchronized (mPackages) { 3224 final PackageParser.Package p = mPackages.get(packageName); 3225 if (p != null && p.isMatch(flags)) { 3226 PackageSetting ps = (PackageSetting) p.mExtras; 3227 return ps.getPermissionsState().computeGids(userId); 3228 } 3229 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3230 final PackageSetting ps = mSettings.mPackages.get(packageName); 3231 if (ps != null && ps.isMatch(flags)) { 3232 return ps.getPermissionsState().computeGids(userId); 3233 } 3234 } 3235 } 3236 3237 return null; 3238 } 3239 3240 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3241 if (bp.perm != null) { 3242 return PackageParser.generatePermissionInfo(bp.perm, flags); 3243 } 3244 PermissionInfo pi = new PermissionInfo(); 3245 pi.name = bp.name; 3246 pi.packageName = bp.sourcePackage; 3247 pi.nonLocalizedLabel = bp.name; 3248 pi.protectionLevel = bp.protectionLevel; 3249 return pi; 3250 } 3251 3252 @Override 3253 public PermissionInfo getPermissionInfo(String name, int flags) { 3254 // reader 3255 synchronized (mPackages) { 3256 final BasePermission p = mSettings.mPermissions.get(name); 3257 if (p != null) { 3258 return generatePermissionInfo(p, flags); 3259 } 3260 return null; 3261 } 3262 } 3263 3264 @Override 3265 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3266 int flags) { 3267 // reader 3268 synchronized (mPackages) { 3269 if (group != null && !mPermissionGroups.containsKey(group)) { 3270 // This is thrown as NameNotFoundException 3271 return null; 3272 } 3273 3274 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3275 for (BasePermission p : mSettings.mPermissions.values()) { 3276 if (group == null) { 3277 if (p.perm == null || p.perm.info.group == null) { 3278 out.add(generatePermissionInfo(p, flags)); 3279 } 3280 } else { 3281 if (p.perm != null && group.equals(p.perm.info.group)) { 3282 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3283 } 3284 } 3285 } 3286 return new ParceledListSlice<>(out); 3287 } 3288 } 3289 3290 @Override 3291 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3292 // reader 3293 synchronized (mPackages) { 3294 return PackageParser.generatePermissionGroupInfo( 3295 mPermissionGroups.get(name), flags); 3296 } 3297 } 3298 3299 @Override 3300 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3301 // reader 3302 synchronized (mPackages) { 3303 final int N = mPermissionGroups.size(); 3304 ArrayList<PermissionGroupInfo> out 3305 = new ArrayList<PermissionGroupInfo>(N); 3306 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3307 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3308 } 3309 return new ParceledListSlice<>(out); 3310 } 3311 } 3312 3313 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3314 int userId) { 3315 if (!sUserManager.exists(userId)) return null; 3316 PackageSetting ps = mSettings.mPackages.get(packageName); 3317 if (ps != null) { 3318 if (ps.pkg == null) { 3319 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3320 if (pInfo != null) { 3321 return pInfo.applicationInfo; 3322 } 3323 return null; 3324 } 3325 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3326 ps.readUserState(userId), userId); 3327 } 3328 return null; 3329 } 3330 3331 @Override 3332 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3333 if (!sUserManager.exists(userId)) return null; 3334 flags = updateFlagsForApplication(flags, userId, packageName); 3335 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3336 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3337 // writer 3338 synchronized (mPackages) { 3339 PackageParser.Package p = mPackages.get(packageName); 3340 if (DEBUG_PACKAGE_INFO) Log.v( 3341 TAG, "getApplicationInfo " + packageName 3342 + ": " + p); 3343 if (p != null) { 3344 PackageSetting ps = mSettings.mPackages.get(packageName); 3345 if (ps == null) return null; 3346 // Note: isEnabledLP() does not apply here - always return info 3347 return PackageParser.generateApplicationInfo( 3348 p, flags, ps.readUserState(userId), userId); 3349 } 3350 if ("android".equals(packageName)||"system".equals(packageName)) { 3351 return mAndroidApplication; 3352 } 3353 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3354 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3355 } 3356 } 3357 return null; 3358 } 3359 3360 @Override 3361 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3362 final IPackageDataObserver observer) { 3363 mContext.enforceCallingOrSelfPermission( 3364 android.Manifest.permission.CLEAR_APP_CACHE, null); 3365 // Queue up an async operation since clearing cache may take a little while. 3366 mHandler.post(new Runnable() { 3367 public void run() { 3368 mHandler.removeCallbacks(this); 3369 boolean success = true; 3370 synchronized (mInstallLock) { 3371 try { 3372 mInstaller.freeCache(volumeUuid, freeStorageSize); 3373 } catch (InstallerException e) { 3374 Slog.w(TAG, "Couldn't clear application caches: " + e); 3375 success = false; 3376 } 3377 } 3378 if (observer != null) { 3379 try { 3380 observer.onRemoveCompleted(null, success); 3381 } catch (RemoteException e) { 3382 Slog.w(TAG, "RemoveException when invoking call back"); 3383 } 3384 } 3385 } 3386 }); 3387 } 3388 3389 @Override 3390 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3391 final IntentSender pi) { 3392 mContext.enforceCallingOrSelfPermission( 3393 android.Manifest.permission.CLEAR_APP_CACHE, null); 3394 // Queue up an async operation since clearing cache may take a little while. 3395 mHandler.post(new Runnable() { 3396 public void run() { 3397 mHandler.removeCallbacks(this); 3398 boolean success = true; 3399 synchronized (mInstallLock) { 3400 try { 3401 mInstaller.freeCache(volumeUuid, freeStorageSize); 3402 } catch (InstallerException e) { 3403 Slog.w(TAG, "Couldn't clear application caches: " + e); 3404 success = false; 3405 } 3406 } 3407 if(pi != null) { 3408 try { 3409 // Callback via pending intent 3410 int code = success ? 1 : 0; 3411 pi.sendIntent(null, code, null, 3412 null, null); 3413 } catch (SendIntentException e1) { 3414 Slog.i(TAG, "Failed to send pending intent"); 3415 } 3416 } 3417 } 3418 }); 3419 } 3420 3421 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3422 synchronized (mInstallLock) { 3423 try { 3424 mInstaller.freeCache(volumeUuid, freeStorageSize); 3425 } catch (InstallerException e) { 3426 throw new IOException("Failed to free enough space", e); 3427 } 3428 } 3429 } 3430 3431 /** 3432 * Update given flags based on encryption status of current user. 3433 */ 3434 private int updateFlags(int flags, int userId) { 3435 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3436 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3437 // Caller expressed an explicit opinion about what encryption 3438 // aware/unaware components they want to see, so fall through and 3439 // give them what they want 3440 } else { 3441 // Caller expressed no opinion, so match based on user state 3442 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3443 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3444 } else { 3445 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3446 } 3447 } 3448 return flags; 3449 } 3450 3451 private UserManagerInternal getUserManagerInternal() { 3452 if (mUserManagerInternal == null) { 3453 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3454 } 3455 return mUserManagerInternal; 3456 } 3457 3458 /** 3459 * Update given flags when being used to request {@link PackageInfo}. 3460 */ 3461 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3462 boolean triaged = true; 3463 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3464 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3465 // Caller is asking for component details, so they'd better be 3466 // asking for specific encryption matching behavior, or be triaged 3467 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3468 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3469 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3470 triaged = false; 3471 } 3472 } 3473 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3474 | PackageManager.MATCH_SYSTEM_ONLY 3475 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3476 triaged = false; 3477 } 3478 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3479 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3480 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3481 } 3482 return updateFlags(flags, userId); 3483 } 3484 3485 /** 3486 * Update given flags when being used to request {@link ApplicationInfo}. 3487 */ 3488 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3489 return updateFlagsForPackage(flags, userId, cookie); 3490 } 3491 3492 /** 3493 * Update given flags when being used to request {@link ComponentInfo}. 3494 */ 3495 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3496 if (cookie instanceof Intent) { 3497 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3498 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3499 } 3500 } 3501 3502 boolean triaged = true; 3503 // Caller is asking for component details, so they'd better be 3504 // asking for specific encryption matching behavior, or be triaged 3505 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3506 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3507 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3508 triaged = false; 3509 } 3510 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3511 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3512 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3513 } 3514 3515 return updateFlags(flags, userId); 3516 } 3517 3518 /** 3519 * Update given flags when being used to request {@link ResolveInfo}. 3520 */ 3521 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3522 // Safe mode means we shouldn't match any third-party components 3523 if (mSafeMode) { 3524 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3525 } 3526 3527 return updateFlagsForComponent(flags, userId, cookie); 3528 } 3529 3530 @Override 3531 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3532 if (!sUserManager.exists(userId)) return null; 3533 flags = updateFlagsForComponent(flags, userId, component); 3534 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3535 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3536 synchronized (mPackages) { 3537 PackageParser.Activity a = mActivities.mActivities.get(component); 3538 3539 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3540 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3541 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3542 if (ps == null) return null; 3543 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3544 userId); 3545 } 3546 if (mResolveComponentName.equals(component)) { 3547 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3548 new PackageUserState(), userId); 3549 } 3550 } 3551 return null; 3552 } 3553 3554 @Override 3555 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3556 String resolvedType) { 3557 synchronized (mPackages) { 3558 if (component.equals(mResolveComponentName)) { 3559 // The resolver supports EVERYTHING! 3560 return true; 3561 } 3562 PackageParser.Activity a = mActivities.mActivities.get(component); 3563 if (a == null) { 3564 return false; 3565 } 3566 for (int i=0; i<a.intents.size(); i++) { 3567 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3568 intent.getData(), intent.getCategories(), TAG) >= 0) { 3569 return true; 3570 } 3571 } 3572 return false; 3573 } 3574 } 3575 3576 @Override 3577 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3578 if (!sUserManager.exists(userId)) return null; 3579 flags = updateFlagsForComponent(flags, userId, component); 3580 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3581 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 3582 synchronized (mPackages) { 3583 PackageParser.Activity a = mReceivers.mActivities.get(component); 3584 if (DEBUG_PACKAGE_INFO) Log.v( 3585 TAG, "getReceiverInfo " + component + ": " + a); 3586 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3587 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3588 if (ps == null) return null; 3589 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3590 userId); 3591 } 3592 } 3593 return null; 3594 } 3595 3596 @Override 3597 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3598 if (!sUserManager.exists(userId)) return null; 3599 flags = updateFlagsForComponent(flags, userId, component); 3600 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3601 false /* requireFullPermission */, false /* checkShell */, "get service info"); 3602 synchronized (mPackages) { 3603 PackageParser.Service s = mServices.mServices.get(component); 3604 if (DEBUG_PACKAGE_INFO) Log.v( 3605 TAG, "getServiceInfo " + component + ": " + s); 3606 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3607 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3608 if (ps == null) return null; 3609 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3610 userId); 3611 } 3612 } 3613 return null; 3614 } 3615 3616 @Override 3617 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3618 if (!sUserManager.exists(userId)) return null; 3619 flags = updateFlagsForComponent(flags, userId, component); 3620 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3621 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 3622 synchronized (mPackages) { 3623 PackageParser.Provider p = mProviders.mProviders.get(component); 3624 if (DEBUG_PACKAGE_INFO) Log.v( 3625 TAG, "getProviderInfo " + component + ": " + p); 3626 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3627 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3628 if (ps == null) return null; 3629 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3630 userId); 3631 } 3632 } 3633 return null; 3634 } 3635 3636 @Override 3637 public String[] getSystemSharedLibraryNames() { 3638 Set<String> libSet; 3639 synchronized (mPackages) { 3640 libSet = mSharedLibraries.keySet(); 3641 int size = libSet.size(); 3642 if (size > 0) { 3643 String[] libs = new String[size]; 3644 libSet.toArray(libs); 3645 return libs; 3646 } 3647 } 3648 return null; 3649 } 3650 3651 @Override 3652 public @NonNull String getServicesSystemSharedLibraryPackageName() { 3653 synchronized (mPackages) { 3654 return mServicesSystemSharedLibraryPackageName; 3655 } 3656 } 3657 3658 @Override 3659 public @NonNull String getSharedSystemSharedLibraryPackageName() { 3660 synchronized (mPackages) { 3661 return mSharedSystemSharedLibraryPackageName; 3662 } 3663 } 3664 3665 @Override 3666 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 3667 synchronized (mPackages) { 3668 final ArrayList<FeatureInfo> res = new ArrayList<>(mAvailableFeatures.values()); 3669 3670 final FeatureInfo fi = new FeatureInfo(); 3671 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3672 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3673 res.add(fi); 3674 3675 return new ParceledListSlice<>(res); 3676 } 3677 } 3678 3679 @Override 3680 public boolean hasSystemFeature(String name, int version) { 3681 synchronized (mPackages) { 3682 final FeatureInfo feat = mAvailableFeatures.get(name); 3683 if (feat == null) { 3684 return false; 3685 } else { 3686 return feat.version >= version; 3687 } 3688 } 3689 } 3690 3691 @Override 3692 public int checkPermission(String permName, String pkgName, int userId) { 3693 if (!sUserManager.exists(userId)) { 3694 return PackageManager.PERMISSION_DENIED; 3695 } 3696 3697 synchronized (mPackages) { 3698 final PackageParser.Package p = mPackages.get(pkgName); 3699 if (p != null && p.mExtras != null) { 3700 final PackageSetting ps = (PackageSetting) p.mExtras; 3701 final PermissionsState permissionsState = ps.getPermissionsState(); 3702 if (permissionsState.hasPermission(permName, userId)) { 3703 return PackageManager.PERMISSION_GRANTED; 3704 } 3705 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3706 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3707 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3708 return PackageManager.PERMISSION_GRANTED; 3709 } 3710 } 3711 } 3712 3713 return PackageManager.PERMISSION_DENIED; 3714 } 3715 3716 @Override 3717 public int checkUidPermission(String permName, int uid) { 3718 final int userId = UserHandle.getUserId(uid); 3719 3720 if (!sUserManager.exists(userId)) { 3721 return PackageManager.PERMISSION_DENIED; 3722 } 3723 3724 synchronized (mPackages) { 3725 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3726 if (obj != null) { 3727 final SettingBase ps = (SettingBase) obj; 3728 final PermissionsState permissionsState = ps.getPermissionsState(); 3729 if (permissionsState.hasPermission(permName, userId)) { 3730 return PackageManager.PERMISSION_GRANTED; 3731 } 3732 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3733 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3734 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3735 return PackageManager.PERMISSION_GRANTED; 3736 } 3737 } else { 3738 ArraySet<String> perms = mSystemPermissions.get(uid); 3739 if (perms != null) { 3740 if (perms.contains(permName)) { 3741 return PackageManager.PERMISSION_GRANTED; 3742 } 3743 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3744 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3745 return PackageManager.PERMISSION_GRANTED; 3746 } 3747 } 3748 } 3749 } 3750 3751 return PackageManager.PERMISSION_DENIED; 3752 } 3753 3754 @Override 3755 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3756 if (UserHandle.getCallingUserId() != userId) { 3757 mContext.enforceCallingPermission( 3758 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3759 "isPermissionRevokedByPolicy for user " + userId); 3760 } 3761 3762 if (checkPermission(permission, packageName, userId) 3763 == PackageManager.PERMISSION_GRANTED) { 3764 return false; 3765 } 3766 3767 final long identity = Binder.clearCallingIdentity(); 3768 try { 3769 final int flags = getPermissionFlags(permission, packageName, userId); 3770 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3771 } finally { 3772 Binder.restoreCallingIdentity(identity); 3773 } 3774 } 3775 3776 @Override 3777 public String getPermissionControllerPackageName() { 3778 synchronized (mPackages) { 3779 return mRequiredInstallerPackage; 3780 } 3781 } 3782 3783 /** 3784 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3785 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3786 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3787 * @param message the message to log on security exception 3788 */ 3789 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3790 boolean checkShell, String message) { 3791 if (userId < 0) { 3792 throw new IllegalArgumentException("Invalid userId " + userId); 3793 } 3794 if (checkShell) { 3795 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3796 } 3797 if (userId == UserHandle.getUserId(callingUid)) return; 3798 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3799 if (requireFullPermission) { 3800 mContext.enforceCallingOrSelfPermission( 3801 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3802 } else { 3803 try { 3804 mContext.enforceCallingOrSelfPermission( 3805 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3806 } catch (SecurityException se) { 3807 mContext.enforceCallingOrSelfPermission( 3808 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3809 } 3810 } 3811 } 3812 } 3813 3814 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3815 if (callingUid == Process.SHELL_UID) { 3816 if (userHandle >= 0 3817 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3818 throw new SecurityException("Shell does not have permission to access user " 3819 + userHandle); 3820 } else if (userHandle < 0) { 3821 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3822 + Debug.getCallers(3)); 3823 } 3824 } 3825 } 3826 3827 private BasePermission findPermissionTreeLP(String permName) { 3828 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3829 if (permName.startsWith(bp.name) && 3830 permName.length() > bp.name.length() && 3831 permName.charAt(bp.name.length()) == '.') { 3832 return bp; 3833 } 3834 } 3835 return null; 3836 } 3837 3838 private BasePermission checkPermissionTreeLP(String permName) { 3839 if (permName != null) { 3840 BasePermission bp = findPermissionTreeLP(permName); 3841 if (bp != null) { 3842 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3843 return bp; 3844 } 3845 throw new SecurityException("Calling uid " 3846 + Binder.getCallingUid() 3847 + " is not allowed to add to permission tree " 3848 + bp.name + " owned by uid " + bp.uid); 3849 } 3850 } 3851 throw new SecurityException("No permission tree found for " + permName); 3852 } 3853 3854 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3855 if (s1 == null) { 3856 return s2 == null; 3857 } 3858 if (s2 == null) { 3859 return false; 3860 } 3861 if (s1.getClass() != s2.getClass()) { 3862 return false; 3863 } 3864 return s1.equals(s2); 3865 } 3866 3867 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3868 if (pi1.icon != pi2.icon) return false; 3869 if (pi1.logo != pi2.logo) return false; 3870 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3871 if (!compareStrings(pi1.name, pi2.name)) return false; 3872 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3873 // We'll take care of setting this one. 3874 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3875 // These are not currently stored in settings. 3876 //if (!compareStrings(pi1.group, pi2.group)) return false; 3877 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3878 //if (pi1.labelRes != pi2.labelRes) return false; 3879 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3880 return true; 3881 } 3882 3883 int permissionInfoFootprint(PermissionInfo info) { 3884 int size = info.name.length(); 3885 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3886 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3887 return size; 3888 } 3889 3890 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3891 int size = 0; 3892 for (BasePermission perm : mSettings.mPermissions.values()) { 3893 if (perm.uid == tree.uid) { 3894 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3895 } 3896 } 3897 return size; 3898 } 3899 3900 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3901 // We calculate the max size of permissions defined by this uid and throw 3902 // if that plus the size of 'info' would exceed our stated maximum. 3903 if (tree.uid != Process.SYSTEM_UID) { 3904 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3905 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3906 throw new SecurityException("Permission tree size cap exceeded"); 3907 } 3908 } 3909 } 3910 3911 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3912 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3913 throw new SecurityException("Label must be specified in permission"); 3914 } 3915 BasePermission tree = checkPermissionTreeLP(info.name); 3916 BasePermission bp = mSettings.mPermissions.get(info.name); 3917 boolean added = bp == null; 3918 boolean changed = true; 3919 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3920 if (added) { 3921 enforcePermissionCapLocked(info, tree); 3922 bp = new BasePermission(info.name, tree.sourcePackage, 3923 BasePermission.TYPE_DYNAMIC); 3924 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3925 throw new SecurityException( 3926 "Not allowed to modify non-dynamic permission " 3927 + info.name); 3928 } else { 3929 if (bp.protectionLevel == fixedLevel 3930 && bp.perm.owner.equals(tree.perm.owner) 3931 && bp.uid == tree.uid 3932 && comparePermissionInfos(bp.perm.info, info)) { 3933 changed = false; 3934 } 3935 } 3936 bp.protectionLevel = fixedLevel; 3937 info = new PermissionInfo(info); 3938 info.protectionLevel = fixedLevel; 3939 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3940 bp.perm.info.packageName = tree.perm.info.packageName; 3941 bp.uid = tree.uid; 3942 if (added) { 3943 mSettings.mPermissions.put(info.name, bp); 3944 } 3945 if (changed) { 3946 if (!async) { 3947 mSettings.writeLPr(); 3948 } else { 3949 scheduleWriteSettingsLocked(); 3950 } 3951 } 3952 return added; 3953 } 3954 3955 @Override 3956 public boolean addPermission(PermissionInfo info) { 3957 synchronized (mPackages) { 3958 return addPermissionLocked(info, false); 3959 } 3960 } 3961 3962 @Override 3963 public boolean addPermissionAsync(PermissionInfo info) { 3964 synchronized (mPackages) { 3965 return addPermissionLocked(info, true); 3966 } 3967 } 3968 3969 @Override 3970 public void removePermission(String name) { 3971 synchronized (mPackages) { 3972 checkPermissionTreeLP(name); 3973 BasePermission bp = mSettings.mPermissions.get(name); 3974 if (bp != null) { 3975 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3976 throw new SecurityException( 3977 "Not allowed to modify non-dynamic permission " 3978 + name); 3979 } 3980 mSettings.mPermissions.remove(name); 3981 mSettings.writeLPr(); 3982 } 3983 } 3984 } 3985 3986 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3987 BasePermission bp) { 3988 int index = pkg.requestedPermissions.indexOf(bp.name); 3989 if (index == -1) { 3990 throw new SecurityException("Package " + pkg.packageName 3991 + " has not requested permission " + bp.name); 3992 } 3993 if (!bp.isRuntime() && !bp.isDevelopment()) { 3994 throw new SecurityException("Permission " + bp.name 3995 + " is not a changeable permission type"); 3996 } 3997 } 3998 3999 @Override 4000 public void grantRuntimePermission(String packageName, String name, final int userId) { 4001 if (!sUserManager.exists(userId)) { 4002 Log.e(TAG, "No such user:" + userId); 4003 return; 4004 } 4005 4006 mContext.enforceCallingOrSelfPermission( 4007 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4008 "grantRuntimePermission"); 4009 4010 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4011 true /* requireFullPermission */, true /* checkShell */, 4012 "grantRuntimePermission"); 4013 4014 final int uid; 4015 final SettingBase sb; 4016 4017 synchronized (mPackages) { 4018 final PackageParser.Package pkg = mPackages.get(packageName); 4019 if (pkg == null) { 4020 throw new IllegalArgumentException("Unknown package: " + packageName); 4021 } 4022 4023 final BasePermission bp = mSettings.mPermissions.get(name); 4024 if (bp == null) { 4025 throw new IllegalArgumentException("Unknown permission: " + name); 4026 } 4027 4028 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4029 4030 // If a permission review is required for legacy apps we represent 4031 // their permissions as always granted runtime ones since we need 4032 // to keep the review required permission flag per user while an 4033 // install permission's state is shared across all users. 4034 if (mPermissionReviewRequired 4035 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4036 && bp.isRuntime()) { 4037 return; 4038 } 4039 4040 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4041 sb = (SettingBase) pkg.mExtras; 4042 if (sb == null) { 4043 throw new IllegalArgumentException("Unknown package: " + packageName); 4044 } 4045 4046 final PermissionsState permissionsState = sb.getPermissionsState(); 4047 4048 final int flags = permissionsState.getPermissionFlags(name, userId); 4049 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4050 throw new SecurityException("Cannot grant system fixed permission " 4051 + name + " for package " + packageName); 4052 } 4053 4054 if (bp.isDevelopment()) { 4055 // Development permissions must be handled specially, since they are not 4056 // normal runtime permissions. For now they apply to all users. 4057 if (permissionsState.grantInstallPermission(bp) != 4058 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4059 scheduleWriteSettingsLocked(); 4060 } 4061 return; 4062 } 4063 4064 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4065 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4066 return; 4067 } 4068 4069 final int result = permissionsState.grantRuntimePermission(bp, userId); 4070 switch (result) { 4071 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4072 return; 4073 } 4074 4075 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4076 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4077 mHandler.post(new Runnable() { 4078 @Override 4079 public void run() { 4080 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4081 } 4082 }); 4083 } 4084 break; 4085 } 4086 4087 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4088 4089 // Not critical if that is lost - app has to request again. 4090 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4091 } 4092 4093 // Only need to do this if user is initialized. Otherwise it's a new user 4094 // and there are no processes running as the user yet and there's no need 4095 // to make an expensive call to remount processes for the changed permissions. 4096 if (READ_EXTERNAL_STORAGE.equals(name) 4097 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4098 final long token = Binder.clearCallingIdentity(); 4099 try { 4100 if (sUserManager.isInitialized(userId)) { 4101 MountServiceInternal mountServiceInternal = LocalServices.getService( 4102 MountServiceInternal.class); 4103 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 4104 } 4105 } finally { 4106 Binder.restoreCallingIdentity(token); 4107 } 4108 } 4109 } 4110 4111 @Override 4112 public void revokeRuntimePermission(String packageName, String name, int userId) { 4113 if (!sUserManager.exists(userId)) { 4114 Log.e(TAG, "No such user:" + userId); 4115 return; 4116 } 4117 4118 mContext.enforceCallingOrSelfPermission( 4119 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4120 "revokeRuntimePermission"); 4121 4122 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4123 true /* requireFullPermission */, true /* checkShell */, 4124 "revokeRuntimePermission"); 4125 4126 final int appId; 4127 4128 synchronized (mPackages) { 4129 final PackageParser.Package pkg = mPackages.get(packageName); 4130 if (pkg == null) { 4131 throw new IllegalArgumentException("Unknown package: " + packageName); 4132 } 4133 4134 final BasePermission bp = mSettings.mPermissions.get(name); 4135 if (bp == null) { 4136 throw new IllegalArgumentException("Unknown permission: " + name); 4137 } 4138 4139 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4140 4141 // If a permission review is required for legacy apps we represent 4142 // their permissions as always granted runtime ones since we need 4143 // to keep the review required permission flag per user while an 4144 // install permission's state is shared across all users. 4145 if (mPermissionReviewRequired 4146 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4147 && bp.isRuntime()) { 4148 return; 4149 } 4150 4151 SettingBase sb = (SettingBase) pkg.mExtras; 4152 if (sb == null) { 4153 throw new IllegalArgumentException("Unknown package: " + packageName); 4154 } 4155 4156 final PermissionsState permissionsState = sb.getPermissionsState(); 4157 4158 final int flags = permissionsState.getPermissionFlags(name, userId); 4159 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4160 throw new SecurityException("Cannot revoke system fixed permission " 4161 + name + " for package " + packageName); 4162 } 4163 4164 if (bp.isDevelopment()) { 4165 // Development permissions must be handled specially, since they are not 4166 // normal runtime permissions. For now they apply to all users. 4167 if (permissionsState.revokeInstallPermission(bp) != 4168 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4169 scheduleWriteSettingsLocked(); 4170 } 4171 return; 4172 } 4173 4174 if (permissionsState.revokeRuntimePermission(bp, userId) == 4175 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4176 return; 4177 } 4178 4179 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4180 4181 // Critical, after this call app should never have the permission. 4182 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4183 4184 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4185 } 4186 4187 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4188 } 4189 4190 @Override 4191 public void resetRuntimePermissions() { 4192 mContext.enforceCallingOrSelfPermission( 4193 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4194 "revokeRuntimePermission"); 4195 4196 int callingUid = Binder.getCallingUid(); 4197 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4198 mContext.enforceCallingOrSelfPermission( 4199 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4200 "resetRuntimePermissions"); 4201 } 4202 4203 synchronized (mPackages) { 4204 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4205 for (int userId : UserManagerService.getInstance().getUserIds()) { 4206 final int packageCount = mPackages.size(); 4207 for (int i = 0; i < packageCount; i++) { 4208 PackageParser.Package pkg = mPackages.valueAt(i); 4209 if (!(pkg.mExtras instanceof PackageSetting)) { 4210 continue; 4211 } 4212 PackageSetting ps = (PackageSetting) pkg.mExtras; 4213 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4214 } 4215 } 4216 } 4217 } 4218 4219 @Override 4220 public int getPermissionFlags(String name, String packageName, int userId) { 4221 if (!sUserManager.exists(userId)) { 4222 return 0; 4223 } 4224 4225 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4226 4227 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4228 true /* requireFullPermission */, false /* checkShell */, 4229 "getPermissionFlags"); 4230 4231 synchronized (mPackages) { 4232 final PackageParser.Package pkg = mPackages.get(packageName); 4233 if (pkg == null) { 4234 return 0; 4235 } 4236 4237 final BasePermission bp = mSettings.mPermissions.get(name); 4238 if (bp == null) { 4239 return 0; 4240 } 4241 4242 SettingBase sb = (SettingBase) pkg.mExtras; 4243 if (sb == null) { 4244 return 0; 4245 } 4246 4247 PermissionsState permissionsState = sb.getPermissionsState(); 4248 return permissionsState.getPermissionFlags(name, userId); 4249 } 4250 } 4251 4252 @Override 4253 public void updatePermissionFlags(String name, String packageName, int flagMask, 4254 int flagValues, int userId) { 4255 if (!sUserManager.exists(userId)) { 4256 return; 4257 } 4258 4259 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4260 4261 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4262 true /* requireFullPermission */, true /* checkShell */, 4263 "updatePermissionFlags"); 4264 4265 // Only the system can change these flags and nothing else. 4266 if (getCallingUid() != Process.SYSTEM_UID) { 4267 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4268 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4269 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4270 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4271 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4272 } 4273 4274 synchronized (mPackages) { 4275 final PackageParser.Package pkg = mPackages.get(packageName); 4276 if (pkg == null) { 4277 throw new IllegalArgumentException("Unknown package: " + packageName); 4278 } 4279 4280 final BasePermission bp = mSettings.mPermissions.get(name); 4281 if (bp == null) { 4282 throw new IllegalArgumentException("Unknown permission: " + name); 4283 } 4284 4285 SettingBase sb = (SettingBase) pkg.mExtras; 4286 if (sb == null) { 4287 throw new IllegalArgumentException("Unknown package: " + packageName); 4288 } 4289 4290 PermissionsState permissionsState = sb.getPermissionsState(); 4291 4292 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4293 4294 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4295 // Install and runtime permissions are stored in different places, 4296 // so figure out what permission changed and persist the change. 4297 if (permissionsState.getInstallPermissionState(name) != null) { 4298 scheduleWriteSettingsLocked(); 4299 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4300 || hadState) { 4301 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4302 } 4303 } 4304 } 4305 } 4306 4307 /** 4308 * Update the permission flags for all packages and runtime permissions of a user in order 4309 * to allow device or profile owner to remove POLICY_FIXED. 4310 */ 4311 @Override 4312 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4313 if (!sUserManager.exists(userId)) { 4314 return; 4315 } 4316 4317 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4318 4319 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4320 true /* requireFullPermission */, true /* checkShell */, 4321 "updatePermissionFlagsForAllApps"); 4322 4323 // Only the system can change system fixed flags. 4324 if (getCallingUid() != Process.SYSTEM_UID) { 4325 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4326 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4327 } 4328 4329 synchronized (mPackages) { 4330 boolean changed = false; 4331 final int packageCount = mPackages.size(); 4332 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4333 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4334 SettingBase sb = (SettingBase) pkg.mExtras; 4335 if (sb == null) { 4336 continue; 4337 } 4338 PermissionsState permissionsState = sb.getPermissionsState(); 4339 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4340 userId, flagMask, flagValues); 4341 } 4342 if (changed) { 4343 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4344 } 4345 } 4346 } 4347 4348 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4349 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4350 != PackageManager.PERMISSION_GRANTED 4351 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4352 != PackageManager.PERMISSION_GRANTED) { 4353 throw new SecurityException(message + " requires " 4354 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4355 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4356 } 4357 } 4358 4359 @Override 4360 public boolean shouldShowRequestPermissionRationale(String permissionName, 4361 String packageName, int userId) { 4362 if (UserHandle.getCallingUserId() != userId) { 4363 mContext.enforceCallingPermission( 4364 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4365 "canShowRequestPermissionRationale for user " + userId); 4366 } 4367 4368 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4369 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4370 return false; 4371 } 4372 4373 if (checkPermission(permissionName, packageName, userId) 4374 == PackageManager.PERMISSION_GRANTED) { 4375 return false; 4376 } 4377 4378 final int flags; 4379 4380 final long identity = Binder.clearCallingIdentity(); 4381 try { 4382 flags = getPermissionFlags(permissionName, 4383 packageName, userId); 4384 } finally { 4385 Binder.restoreCallingIdentity(identity); 4386 } 4387 4388 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4389 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4390 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4391 4392 if ((flags & fixedFlags) != 0) { 4393 return false; 4394 } 4395 4396 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4397 } 4398 4399 @Override 4400 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4401 mContext.enforceCallingOrSelfPermission( 4402 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4403 "addOnPermissionsChangeListener"); 4404 4405 synchronized (mPackages) { 4406 mOnPermissionChangeListeners.addListenerLocked(listener); 4407 } 4408 } 4409 4410 @Override 4411 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4412 synchronized (mPackages) { 4413 mOnPermissionChangeListeners.removeListenerLocked(listener); 4414 } 4415 } 4416 4417 @Override 4418 public boolean isProtectedBroadcast(String actionName) { 4419 synchronized (mPackages) { 4420 if (mProtectedBroadcasts.contains(actionName)) { 4421 return true; 4422 } else if (actionName != null) { 4423 // TODO: remove these terrible hacks 4424 if (actionName.startsWith("android.net.netmon.lingerExpired") 4425 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 4426 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 4427 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 4428 return true; 4429 } 4430 } 4431 } 4432 return false; 4433 } 4434 4435 @Override 4436 public int checkSignatures(String pkg1, String pkg2) { 4437 synchronized (mPackages) { 4438 final PackageParser.Package p1 = mPackages.get(pkg1); 4439 final PackageParser.Package p2 = mPackages.get(pkg2); 4440 if (p1 == null || p1.mExtras == null 4441 || p2 == null || p2.mExtras == null) { 4442 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4443 } 4444 return compareSignatures(p1.mSignatures, p2.mSignatures); 4445 } 4446 } 4447 4448 @Override 4449 public int checkUidSignatures(int uid1, int uid2) { 4450 // Map to base uids. 4451 uid1 = UserHandle.getAppId(uid1); 4452 uid2 = UserHandle.getAppId(uid2); 4453 // reader 4454 synchronized (mPackages) { 4455 Signature[] s1; 4456 Signature[] s2; 4457 Object obj = mSettings.getUserIdLPr(uid1); 4458 if (obj != null) { 4459 if (obj instanceof SharedUserSetting) { 4460 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4461 } else if (obj instanceof PackageSetting) { 4462 s1 = ((PackageSetting)obj).signatures.mSignatures; 4463 } else { 4464 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4465 } 4466 } else { 4467 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4468 } 4469 obj = mSettings.getUserIdLPr(uid2); 4470 if (obj != null) { 4471 if (obj instanceof SharedUserSetting) { 4472 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4473 } else if (obj instanceof PackageSetting) { 4474 s2 = ((PackageSetting)obj).signatures.mSignatures; 4475 } else { 4476 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4477 } 4478 } else { 4479 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4480 } 4481 return compareSignatures(s1, s2); 4482 } 4483 } 4484 4485 /** 4486 * This method should typically only be used when granting or revoking 4487 * permissions, since the app may immediately restart after this call. 4488 * <p> 4489 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 4490 * guard your work against the app being relaunched. 4491 */ 4492 private void killUid(int appId, int userId, String reason) { 4493 final long identity = Binder.clearCallingIdentity(); 4494 try { 4495 IActivityManager am = ActivityManagerNative.getDefault(); 4496 if (am != null) { 4497 try { 4498 am.killUid(appId, userId, reason); 4499 } catch (RemoteException e) { 4500 /* ignore - same process */ 4501 } 4502 } 4503 } finally { 4504 Binder.restoreCallingIdentity(identity); 4505 } 4506 } 4507 4508 /** 4509 * Compares two sets of signatures. Returns: 4510 * <br /> 4511 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4512 * <br /> 4513 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4514 * <br /> 4515 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4516 * <br /> 4517 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4518 * <br /> 4519 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4520 */ 4521 static int compareSignatures(Signature[] s1, Signature[] s2) { 4522 if (s1 == null) { 4523 return s2 == null 4524 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4525 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4526 } 4527 4528 if (s2 == null) { 4529 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4530 } 4531 4532 if (s1.length != s2.length) { 4533 return PackageManager.SIGNATURE_NO_MATCH; 4534 } 4535 4536 // Since both signature sets are of size 1, we can compare without HashSets. 4537 if (s1.length == 1) { 4538 return s1[0].equals(s2[0]) ? 4539 PackageManager.SIGNATURE_MATCH : 4540 PackageManager.SIGNATURE_NO_MATCH; 4541 } 4542 4543 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4544 for (Signature sig : s1) { 4545 set1.add(sig); 4546 } 4547 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4548 for (Signature sig : s2) { 4549 set2.add(sig); 4550 } 4551 // Make sure s2 contains all signatures in s1. 4552 if (set1.equals(set2)) { 4553 return PackageManager.SIGNATURE_MATCH; 4554 } 4555 return PackageManager.SIGNATURE_NO_MATCH; 4556 } 4557 4558 /** 4559 * If the database version for this type of package (internal storage or 4560 * external storage) is less than the version where package signatures 4561 * were updated, return true. 4562 */ 4563 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4564 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4565 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4566 } 4567 4568 /** 4569 * Used for backward compatibility to make sure any packages with 4570 * certificate chains get upgraded to the new style. {@code existingSigs} 4571 * will be in the old format (since they were stored on disk from before the 4572 * system upgrade) and {@code scannedSigs} will be in the newer format. 4573 */ 4574 private int compareSignaturesCompat(PackageSignatures existingSigs, 4575 PackageParser.Package scannedPkg) { 4576 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4577 return PackageManager.SIGNATURE_NO_MATCH; 4578 } 4579 4580 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4581 for (Signature sig : existingSigs.mSignatures) { 4582 existingSet.add(sig); 4583 } 4584 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4585 for (Signature sig : scannedPkg.mSignatures) { 4586 try { 4587 Signature[] chainSignatures = sig.getChainSignatures(); 4588 for (Signature chainSig : chainSignatures) { 4589 scannedCompatSet.add(chainSig); 4590 } 4591 } catch (CertificateEncodingException e) { 4592 scannedCompatSet.add(sig); 4593 } 4594 } 4595 /* 4596 * Make sure the expanded scanned set contains all signatures in the 4597 * existing one. 4598 */ 4599 if (scannedCompatSet.equals(existingSet)) { 4600 // Migrate the old signatures to the new scheme. 4601 existingSigs.assignSignatures(scannedPkg.mSignatures); 4602 // The new KeySets will be re-added later in the scanning process. 4603 synchronized (mPackages) { 4604 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4605 } 4606 return PackageManager.SIGNATURE_MATCH; 4607 } 4608 return PackageManager.SIGNATURE_NO_MATCH; 4609 } 4610 4611 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4612 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4613 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4614 } 4615 4616 private int compareSignaturesRecover(PackageSignatures existingSigs, 4617 PackageParser.Package scannedPkg) { 4618 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4619 return PackageManager.SIGNATURE_NO_MATCH; 4620 } 4621 4622 String msg = null; 4623 try { 4624 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4625 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4626 + scannedPkg.packageName); 4627 return PackageManager.SIGNATURE_MATCH; 4628 } 4629 } catch (CertificateException e) { 4630 msg = e.getMessage(); 4631 } 4632 4633 logCriticalInfo(Log.INFO, 4634 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4635 return PackageManager.SIGNATURE_NO_MATCH; 4636 } 4637 4638 @Override 4639 public List<String> getAllPackages() { 4640 synchronized (mPackages) { 4641 return new ArrayList<String>(mPackages.keySet()); 4642 } 4643 } 4644 4645 @Override 4646 public String[] getPackagesForUid(int uid) { 4647 uid = UserHandle.getAppId(uid); 4648 // reader 4649 synchronized (mPackages) { 4650 Object obj = mSettings.getUserIdLPr(uid); 4651 if (obj instanceof SharedUserSetting) { 4652 final SharedUserSetting sus = (SharedUserSetting) obj; 4653 final int N = sus.packages.size(); 4654 final String[] res = new String[N]; 4655 for (int i = 0; i < N; i++) { 4656 res[i] = sus.packages.valueAt(i).name; 4657 } 4658 return res; 4659 } else if (obj instanceof PackageSetting) { 4660 final PackageSetting ps = (PackageSetting) obj; 4661 return new String[] { ps.name }; 4662 } 4663 } 4664 return null; 4665 } 4666 4667 @Override 4668 public String getNameForUid(int uid) { 4669 // reader 4670 synchronized (mPackages) { 4671 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4672 if (obj instanceof SharedUserSetting) { 4673 final SharedUserSetting sus = (SharedUserSetting) obj; 4674 return sus.name + ":" + sus.userId; 4675 } else if (obj instanceof PackageSetting) { 4676 final PackageSetting ps = (PackageSetting) obj; 4677 return ps.name; 4678 } 4679 } 4680 return null; 4681 } 4682 4683 @Override 4684 public int getUidForSharedUser(String sharedUserName) { 4685 if(sharedUserName == null) { 4686 return -1; 4687 } 4688 // reader 4689 synchronized (mPackages) { 4690 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4691 if (suid == null) { 4692 return -1; 4693 } 4694 return suid.userId; 4695 } 4696 } 4697 4698 @Override 4699 public int getFlagsForUid(int uid) { 4700 synchronized (mPackages) { 4701 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4702 if (obj instanceof SharedUserSetting) { 4703 final SharedUserSetting sus = (SharedUserSetting) obj; 4704 return sus.pkgFlags; 4705 } else if (obj instanceof PackageSetting) { 4706 final PackageSetting ps = (PackageSetting) obj; 4707 return ps.pkgFlags; 4708 } 4709 } 4710 return 0; 4711 } 4712 4713 @Override 4714 public int getPrivateFlagsForUid(int uid) { 4715 synchronized (mPackages) { 4716 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4717 if (obj instanceof SharedUserSetting) { 4718 final SharedUserSetting sus = (SharedUserSetting) obj; 4719 return sus.pkgPrivateFlags; 4720 } else if (obj instanceof PackageSetting) { 4721 final PackageSetting ps = (PackageSetting) obj; 4722 return ps.pkgPrivateFlags; 4723 } 4724 } 4725 return 0; 4726 } 4727 4728 @Override 4729 public boolean isUidPrivileged(int uid) { 4730 uid = UserHandle.getAppId(uid); 4731 // reader 4732 synchronized (mPackages) { 4733 Object obj = mSettings.getUserIdLPr(uid); 4734 if (obj instanceof SharedUserSetting) { 4735 final SharedUserSetting sus = (SharedUserSetting) obj; 4736 final Iterator<PackageSetting> it = sus.packages.iterator(); 4737 while (it.hasNext()) { 4738 if (it.next().isPrivileged()) { 4739 return true; 4740 } 4741 } 4742 } else if (obj instanceof PackageSetting) { 4743 final PackageSetting ps = (PackageSetting) obj; 4744 return ps.isPrivileged(); 4745 } 4746 } 4747 return false; 4748 } 4749 4750 @Override 4751 public String[] getAppOpPermissionPackages(String permissionName) { 4752 synchronized (mPackages) { 4753 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4754 if (pkgs == null) { 4755 return null; 4756 } 4757 return pkgs.toArray(new String[pkgs.size()]); 4758 } 4759 } 4760 4761 @Override 4762 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4763 int flags, int userId) { 4764 try { 4765 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 4766 4767 if (!sUserManager.exists(userId)) return null; 4768 flags = updateFlagsForResolve(flags, userId, intent); 4769 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4770 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 4771 4772 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 4773 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 4774 flags, userId); 4775 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4776 4777 final ResolveInfo bestChoice = 4778 chooseBestActivity(intent, resolvedType, flags, query, userId); 4779 return bestChoice; 4780 } finally { 4781 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4782 } 4783 } 4784 4785 @Override 4786 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4787 IntentFilter filter, int match, ComponentName activity) { 4788 final int userId = UserHandle.getCallingUserId(); 4789 if (DEBUG_PREFERRED) { 4790 Log.v(TAG, "setLastChosenActivity intent=" + intent 4791 + " resolvedType=" + resolvedType 4792 + " flags=" + flags 4793 + " filter=" + filter 4794 + " match=" + match 4795 + " activity=" + activity); 4796 filter.dump(new PrintStreamPrinter(System.out), " "); 4797 } 4798 intent.setComponent(null); 4799 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4800 userId); 4801 // Find any earlier preferred or last chosen entries and nuke them 4802 findPreferredActivity(intent, resolvedType, 4803 flags, query, 0, false, true, false, userId); 4804 // Add the new activity as the last chosen for this filter 4805 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4806 "Setting last chosen"); 4807 } 4808 4809 @Override 4810 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4811 final int userId = UserHandle.getCallingUserId(); 4812 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4813 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4814 userId); 4815 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4816 false, false, false, userId); 4817 } 4818 4819 private boolean isEphemeralDisabled() { 4820 // ephemeral apps have been disabled across the board 4821 if (DISABLE_EPHEMERAL_APPS) { 4822 return true; 4823 } 4824 // system isn't up yet; can't read settings, so, assume no ephemeral apps 4825 if (!mSystemReady) { 4826 return true; 4827 } 4828 return Secure.getInt(mContext.getContentResolver(), Secure.WEB_ACTION_ENABLED, 1) == 0; 4829 } 4830 4831 private boolean isEphemeralAllowed( 4832 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 4833 boolean skipPackageCheck) { 4834 // Short circuit and return early if possible. 4835 if (isEphemeralDisabled()) { 4836 return false; 4837 } 4838 final int callingUser = UserHandle.getCallingUserId(); 4839 if (callingUser != UserHandle.USER_SYSTEM) { 4840 return false; 4841 } 4842 if (mEphemeralResolverConnection == null) { 4843 return false; 4844 } 4845 if (intent.getComponent() != null) { 4846 return false; 4847 } 4848 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 4849 return false; 4850 } 4851 if (!skipPackageCheck && intent.getPackage() != null) { 4852 return false; 4853 } 4854 final boolean isWebUri = hasWebURI(intent); 4855 if (!isWebUri || intent.getData().getHost() == null) { 4856 return false; 4857 } 4858 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4859 synchronized (mPackages) { 4860 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 4861 for (int n = 0; n < count; n++) { 4862 ResolveInfo info = resolvedActivities.get(n); 4863 String packageName = info.activityInfo.packageName; 4864 PackageSetting ps = mSettings.mPackages.get(packageName); 4865 if (ps != null) { 4866 // Try to get the status from User settings first 4867 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4868 int status = (int) (packedStatus >> 32); 4869 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4870 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4871 if (DEBUG_EPHEMERAL) { 4872 Slog.v(TAG, "DENY ephemeral apps;" 4873 + " pkg: " + packageName + ", status: " + status); 4874 } 4875 return false; 4876 } 4877 } 4878 } 4879 } 4880 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4881 return true; 4882 } 4883 4884 private static EphemeralResolveInfo getEphemeralResolveInfo( 4885 Context context, EphemeralResolverConnection resolverConnection, Intent intent, 4886 String resolvedType, int userId, String packageName) { 4887 final int ephemeralPrefixMask = Global.getInt(context.getContentResolver(), 4888 Global.EPHEMERAL_HASH_PREFIX_MASK, DEFAULT_EPHEMERAL_HASH_PREFIX_MASK); 4889 final int ephemeralPrefixCount = Global.getInt(context.getContentResolver(), 4890 Global.EPHEMERAL_HASH_PREFIX_COUNT, DEFAULT_EPHEMERAL_HASH_PREFIX_COUNT); 4891 final EphemeralDigest digest = new EphemeralDigest(intent.getData(), ephemeralPrefixMask, 4892 ephemeralPrefixCount); 4893 final int[] shaPrefix = digest.getDigestPrefix(); 4894 final byte[][] digestBytes = digest.getDigestBytes(); 4895 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4896 resolverConnection.getEphemeralResolveInfoList(shaPrefix, ephemeralPrefixMask); 4897 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4898 // No hash prefix match; there are no ephemeral apps for this domain. 4899 return null; 4900 } 4901 4902 // Go in reverse order so we match the narrowest scope first. 4903 for (int i = shaPrefix.length - 1; i >= 0 ; --i) { 4904 for (EphemeralResolveInfo ephemeralApplication : ephemeralResolveInfoList) { 4905 if (!Arrays.equals(digestBytes[i], ephemeralApplication.getDigestBytes())) { 4906 continue; 4907 } 4908 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4909 // No filters; this should never happen. 4910 if (filters.isEmpty()) { 4911 continue; 4912 } 4913 if (packageName != null 4914 && !packageName.equals(ephemeralApplication.getPackageName())) { 4915 continue; 4916 } 4917 // We have a domain match; resolve the filters to see if anything matches. 4918 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4919 for (int j = filters.size() - 1; j >= 0; --j) { 4920 final EphemeralResolveIntentInfo intentInfo = 4921 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4922 ephemeralResolver.addFilter(intentInfo); 4923 } 4924 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4925 intent, resolvedType, false /*defaultOnly*/, userId); 4926 if (!matchedResolveInfoList.isEmpty()) { 4927 return matchedResolveInfoList.get(0); 4928 } 4929 } 4930 } 4931 // Hash or filter mis-match; no ephemeral apps for this domain. 4932 return null; 4933 } 4934 4935 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4936 int flags, List<ResolveInfo> query, int userId) { 4937 if (query != null) { 4938 final int N = query.size(); 4939 if (N == 1) { 4940 return query.get(0); 4941 } else if (N > 1) { 4942 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4943 // If there is more than one activity with the same priority, 4944 // then let the user decide between them. 4945 ResolveInfo r0 = query.get(0); 4946 ResolveInfo r1 = query.get(1); 4947 if (DEBUG_INTENT_MATCHING || debug) { 4948 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4949 + r1.activityInfo.name + "=" + r1.priority); 4950 } 4951 // If the first activity has a higher priority, or a different 4952 // default, then it is always desirable to pick it. 4953 if (r0.priority != r1.priority 4954 || r0.preferredOrder != r1.preferredOrder 4955 || r0.isDefault != r1.isDefault) { 4956 return query.get(0); 4957 } 4958 // If we have saved a preference for a preferred activity for 4959 // this Intent, use that. 4960 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4961 flags, query, r0.priority, true, false, debug, userId); 4962 if (ri != null) { 4963 return ri; 4964 } 4965 ri = new ResolveInfo(mResolveInfo); 4966 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4967 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 4968 // If all of the options come from the same package, show the application's 4969 // label and icon instead of the generic resolver's. 4970 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 4971 // and then throw away the ResolveInfo itself, meaning that the caller loses 4972 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 4973 // a fallback for this case; we only set the target package's resources on 4974 // the ResolveInfo, not the ActivityInfo. 4975 final String intentPackage = intent.getPackage(); 4976 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 4977 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 4978 ri.resolvePackageName = intentPackage; 4979 if (userNeedsBadging(userId)) { 4980 ri.noResourceId = true; 4981 } else { 4982 ri.icon = appi.icon; 4983 } 4984 ri.iconResourceId = appi.icon; 4985 ri.labelRes = appi.labelRes; 4986 } 4987 ri.activityInfo.applicationInfo = new ApplicationInfo( 4988 ri.activityInfo.applicationInfo); 4989 if (userId != 0) { 4990 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4991 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4992 } 4993 // Make sure that the resolver is displayable in car mode 4994 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4995 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4996 return ri; 4997 } 4998 } 4999 return null; 5000 } 5001 5002 /** 5003 * Return true if the given list is not empty and all of its contents have 5004 * an activityInfo with the given package name. 5005 */ 5006 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5007 if (ArrayUtils.isEmpty(list)) { 5008 return false; 5009 } 5010 for (int i = 0, N = list.size(); i < N; i++) { 5011 final ResolveInfo ri = list.get(i); 5012 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5013 if (ai == null || !packageName.equals(ai.packageName)) { 5014 return false; 5015 } 5016 } 5017 return true; 5018 } 5019 5020 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5021 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5022 final int N = query.size(); 5023 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5024 .get(userId); 5025 // Get the list of persistent preferred activities that handle the intent 5026 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5027 List<PersistentPreferredActivity> pprefs = ppir != null 5028 ? ppir.queryIntent(intent, resolvedType, 5029 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5030 : null; 5031 if (pprefs != null && pprefs.size() > 0) { 5032 final int M = pprefs.size(); 5033 for (int i=0; i<M; i++) { 5034 final PersistentPreferredActivity ppa = pprefs.get(i); 5035 if (DEBUG_PREFERRED || debug) { 5036 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5037 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5038 + "\n component=" + ppa.mComponent); 5039 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5040 } 5041 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5042 flags | MATCH_DISABLED_COMPONENTS, userId); 5043 if (DEBUG_PREFERRED || debug) { 5044 Slog.v(TAG, "Found persistent preferred activity:"); 5045 if (ai != null) { 5046 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5047 } else { 5048 Slog.v(TAG, " null"); 5049 } 5050 } 5051 if (ai == null) { 5052 // This previously registered persistent preferred activity 5053 // component is no longer known. Ignore it and do NOT remove it. 5054 continue; 5055 } 5056 for (int j=0; j<N; j++) { 5057 final ResolveInfo ri = query.get(j); 5058 if (!ri.activityInfo.applicationInfo.packageName 5059 .equals(ai.applicationInfo.packageName)) { 5060 continue; 5061 } 5062 if (!ri.activityInfo.name.equals(ai.name)) { 5063 continue; 5064 } 5065 // Found a persistent preference that can handle the intent. 5066 if (DEBUG_PREFERRED || debug) { 5067 Slog.v(TAG, "Returning persistent preferred activity: " + 5068 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5069 } 5070 return ri; 5071 } 5072 } 5073 } 5074 return null; 5075 } 5076 5077 // TODO: handle preferred activities missing while user has amnesia 5078 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5079 List<ResolveInfo> query, int priority, boolean always, 5080 boolean removeMatches, boolean debug, int userId) { 5081 if (!sUserManager.exists(userId)) return null; 5082 flags = updateFlagsForResolve(flags, userId, intent); 5083 // writer 5084 synchronized (mPackages) { 5085 if (intent.getSelector() != null) { 5086 intent = intent.getSelector(); 5087 } 5088 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 5089 5090 // Try to find a matching persistent preferred activity. 5091 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5092 debug, userId); 5093 5094 // If a persistent preferred activity matched, use it. 5095 if (pri != null) { 5096 return pri; 5097 } 5098 5099 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5100 // Get the list of preferred activities that handle the intent 5101 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5102 List<PreferredActivity> prefs = pir != null 5103 ? pir.queryIntent(intent, resolvedType, 5104 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5105 : null; 5106 if (prefs != null && prefs.size() > 0) { 5107 boolean changed = false; 5108 try { 5109 // First figure out how good the original match set is. 5110 // We will only allow preferred activities that came 5111 // from the same match quality. 5112 int match = 0; 5113 5114 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5115 5116 final int N = query.size(); 5117 for (int j=0; j<N; j++) { 5118 final ResolveInfo ri = query.get(j); 5119 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5120 + ": 0x" + Integer.toHexString(match)); 5121 if (ri.match > match) { 5122 match = ri.match; 5123 } 5124 } 5125 5126 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5127 + Integer.toHexString(match)); 5128 5129 match &= IntentFilter.MATCH_CATEGORY_MASK; 5130 final int M = prefs.size(); 5131 for (int i=0; i<M; i++) { 5132 final PreferredActivity pa = prefs.get(i); 5133 if (DEBUG_PREFERRED || debug) { 5134 Slog.v(TAG, "Checking PreferredActivity ds=" 5135 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5136 + "\n component=" + pa.mPref.mComponent); 5137 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5138 } 5139 if (pa.mPref.mMatch != match) { 5140 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5141 + Integer.toHexString(pa.mPref.mMatch)); 5142 continue; 5143 } 5144 // If it's not an "always" type preferred activity and that's what we're 5145 // looking for, skip it. 5146 if (always && !pa.mPref.mAlways) { 5147 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5148 continue; 5149 } 5150 final ActivityInfo ai = getActivityInfo( 5151 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5152 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5153 userId); 5154 if (DEBUG_PREFERRED || debug) { 5155 Slog.v(TAG, "Found preferred activity:"); 5156 if (ai != null) { 5157 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5158 } else { 5159 Slog.v(TAG, " null"); 5160 } 5161 } 5162 if (ai == null) { 5163 // This previously registered preferred activity 5164 // component is no longer known. Most likely an update 5165 // to the app was installed and in the new version this 5166 // component no longer exists. Clean it up by removing 5167 // it from the preferred activities list, and skip it. 5168 Slog.w(TAG, "Removing dangling preferred activity: " 5169 + pa.mPref.mComponent); 5170 pir.removeFilter(pa); 5171 changed = true; 5172 continue; 5173 } 5174 for (int j=0; j<N; j++) { 5175 final ResolveInfo ri = query.get(j); 5176 if (!ri.activityInfo.applicationInfo.packageName 5177 .equals(ai.applicationInfo.packageName)) { 5178 continue; 5179 } 5180 if (!ri.activityInfo.name.equals(ai.name)) { 5181 continue; 5182 } 5183 5184 if (removeMatches) { 5185 pir.removeFilter(pa); 5186 changed = true; 5187 if (DEBUG_PREFERRED) { 5188 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5189 } 5190 break; 5191 } 5192 5193 // Okay we found a previously set preferred or last chosen app. 5194 // If the result set is different from when this 5195 // was created, we need to clear it and re-ask the 5196 // user their preference, if we're looking for an "always" type entry. 5197 if (always && !pa.mPref.sameSet(query)) { 5198 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5199 + intent + " type " + resolvedType); 5200 if (DEBUG_PREFERRED) { 5201 Slog.v(TAG, "Removing preferred activity since set changed " 5202 + pa.mPref.mComponent); 5203 } 5204 pir.removeFilter(pa); 5205 // Re-add the filter as a "last chosen" entry (!always) 5206 PreferredActivity lastChosen = new PreferredActivity( 5207 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5208 pir.addFilter(lastChosen); 5209 changed = true; 5210 return null; 5211 } 5212 5213 // Yay! Either the set matched or we're looking for the last chosen 5214 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5215 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5216 return ri; 5217 } 5218 } 5219 } finally { 5220 if (changed) { 5221 if (DEBUG_PREFERRED) { 5222 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5223 } 5224 scheduleWritePackageRestrictionsLocked(userId); 5225 } 5226 } 5227 } 5228 } 5229 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5230 return null; 5231 } 5232 5233 /* 5234 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5235 */ 5236 @Override 5237 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5238 int targetUserId) { 5239 mContext.enforceCallingOrSelfPermission( 5240 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5241 List<CrossProfileIntentFilter> matches = 5242 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5243 if (matches != null) { 5244 int size = matches.size(); 5245 for (int i = 0; i < size; i++) { 5246 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5247 } 5248 } 5249 if (hasWebURI(intent)) { 5250 // cross-profile app linking works only towards the parent. 5251 final UserInfo parent = getProfileParent(sourceUserId); 5252 synchronized(mPackages) { 5253 int flags = updateFlagsForResolve(0, parent.id, intent); 5254 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5255 intent, resolvedType, flags, sourceUserId, parent.id); 5256 return xpDomainInfo != null; 5257 } 5258 } 5259 return false; 5260 } 5261 5262 private UserInfo getProfileParent(int userId) { 5263 final long identity = Binder.clearCallingIdentity(); 5264 try { 5265 return sUserManager.getProfileParent(userId); 5266 } finally { 5267 Binder.restoreCallingIdentity(identity); 5268 } 5269 } 5270 5271 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5272 String resolvedType, int userId) { 5273 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5274 if (resolver != null) { 5275 return resolver.queryIntent(intent, resolvedType, false, userId); 5276 } 5277 return null; 5278 } 5279 5280 @Override 5281 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5282 String resolvedType, int flags, int userId) { 5283 try { 5284 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5285 5286 return new ParceledListSlice<>( 5287 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5288 } finally { 5289 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5290 } 5291 } 5292 5293 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5294 String resolvedType, int flags, int userId) { 5295 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5296 flags = updateFlagsForResolve(flags, userId, intent); 5297 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5298 false /* requireFullPermission */, false /* checkShell */, 5299 "query intent activities"); 5300 ComponentName comp = intent.getComponent(); 5301 if (comp == null) { 5302 if (intent.getSelector() != null) { 5303 intent = intent.getSelector(); 5304 comp = intent.getComponent(); 5305 } 5306 } 5307 5308 if (comp != null) { 5309 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5310 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5311 if (ai != null) { 5312 final ResolveInfo ri = new ResolveInfo(); 5313 ri.activityInfo = ai; 5314 list.add(ri); 5315 } 5316 return list; 5317 } 5318 5319 // reader 5320 boolean sortResult = false; 5321 boolean addEphemeral = false; 5322 boolean matchEphemeralPackage = false; 5323 List<ResolveInfo> result; 5324 final String pkgName = intent.getPackage(); 5325 synchronized (mPackages) { 5326 if (pkgName == null) { 5327 List<CrossProfileIntentFilter> matchingFilters = 5328 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5329 // Check for results that need to skip the current profile. 5330 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5331 resolvedType, flags, userId); 5332 if (xpResolveInfo != null) { 5333 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 5334 xpResult.add(xpResolveInfo); 5335 return filterIfNotSystemUser(xpResult, userId); 5336 } 5337 5338 // Check for results in the current profile. 5339 result = filterIfNotSystemUser(mActivities.queryIntent( 5340 intent, resolvedType, flags, userId), userId); 5341 addEphemeral = 5342 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 5343 5344 // Check for cross profile results. 5345 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5346 xpResolveInfo = queryCrossProfileIntents( 5347 matchingFilters, intent, resolvedType, flags, userId, 5348 hasNonNegativePriorityResult); 5349 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5350 boolean isVisibleToUser = filterIfNotSystemUser( 5351 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5352 if (isVisibleToUser) { 5353 result.add(xpResolveInfo); 5354 sortResult = true; 5355 } 5356 } 5357 if (hasWebURI(intent)) { 5358 CrossProfileDomainInfo xpDomainInfo = null; 5359 final UserInfo parent = getProfileParent(userId); 5360 if (parent != null) { 5361 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5362 flags, userId, parent.id); 5363 } 5364 if (xpDomainInfo != null) { 5365 if (xpResolveInfo != null) { 5366 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5367 // in the result. 5368 result.remove(xpResolveInfo); 5369 } 5370 if (result.size() == 0 && !addEphemeral) { 5371 result.add(xpDomainInfo.resolveInfo); 5372 return result; 5373 } 5374 } 5375 if (result.size() > 1 || addEphemeral) { 5376 result = filterCandidatesWithDomainPreferredActivitiesLPr( 5377 intent, flags, result, xpDomainInfo, userId); 5378 sortResult = true; 5379 } 5380 } 5381 } else { 5382 final PackageParser.Package pkg = mPackages.get(pkgName); 5383 if (pkg != null) { 5384 result = filterIfNotSystemUser( 5385 mActivities.queryIntentForPackage( 5386 intent, resolvedType, flags, pkg.activities, userId), 5387 userId); 5388 } else { 5389 // the caller wants to resolve for a particular package; however, there 5390 // were no installed results, so, try to find an ephemeral result 5391 addEphemeral = isEphemeralAllowed( 5392 intent, null /*result*/, userId, true /*skipPackageCheck*/); 5393 matchEphemeralPackage = true; 5394 result = new ArrayList<ResolveInfo>(); 5395 } 5396 } 5397 } 5398 if (addEphemeral) { 5399 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 5400 final EphemeralResolveInfo ai = getEphemeralResolveInfo( 5401 mContext, mEphemeralResolverConnection, intent, resolvedType, userId, 5402 matchEphemeralPackage ? pkgName : null); 5403 if (ai != null) { 5404 if (DEBUG_EPHEMERAL) { 5405 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 5406 } 5407 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 5408 ephemeralInstaller.ephemeralResolveInfo = ai; 5409 // make sure this resolver is the default 5410 ephemeralInstaller.isDefault = true; 5411 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 5412 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 5413 // add a non-generic filter 5414 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 5415 ephemeralInstaller.filter.addDataPath( 5416 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 5417 result.add(ephemeralInstaller); 5418 } 5419 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5420 } 5421 if (sortResult) { 5422 Collections.sort(result, mResolvePrioritySorter); 5423 } 5424 return result; 5425 } 5426 5427 private static class CrossProfileDomainInfo { 5428 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5429 ResolveInfo resolveInfo; 5430 /* Best domain verification status of the activities found in the other profile */ 5431 int bestDomainVerificationStatus; 5432 } 5433 5434 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5435 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5436 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5437 sourceUserId)) { 5438 return null; 5439 } 5440 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5441 resolvedType, flags, parentUserId); 5442 5443 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5444 return null; 5445 } 5446 CrossProfileDomainInfo result = null; 5447 int size = resultTargetUser.size(); 5448 for (int i = 0; i < size; i++) { 5449 ResolveInfo riTargetUser = resultTargetUser.get(i); 5450 // Intent filter verification is only for filters that specify a host. So don't return 5451 // those that handle all web uris. 5452 if (riTargetUser.handleAllWebDataURI) { 5453 continue; 5454 } 5455 String packageName = riTargetUser.activityInfo.packageName; 5456 PackageSetting ps = mSettings.mPackages.get(packageName); 5457 if (ps == null) { 5458 continue; 5459 } 5460 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5461 int status = (int)(verificationState >> 32); 5462 if (result == null) { 5463 result = new CrossProfileDomainInfo(); 5464 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5465 sourceUserId, parentUserId); 5466 result.bestDomainVerificationStatus = status; 5467 } else { 5468 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5469 result.bestDomainVerificationStatus); 5470 } 5471 } 5472 // Don't consider matches with status NEVER across profiles. 5473 if (result != null && result.bestDomainVerificationStatus 5474 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5475 return null; 5476 } 5477 return result; 5478 } 5479 5480 /** 5481 * Verification statuses are ordered from the worse to the best, except for 5482 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5483 */ 5484 private int bestDomainVerificationStatus(int status1, int status2) { 5485 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5486 return status2; 5487 } 5488 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5489 return status1; 5490 } 5491 return (int) MathUtils.max(status1, status2); 5492 } 5493 5494 private boolean isUserEnabled(int userId) { 5495 long callingId = Binder.clearCallingIdentity(); 5496 try { 5497 UserInfo userInfo = sUserManager.getUserInfo(userId); 5498 return userInfo != null && userInfo.isEnabled(); 5499 } finally { 5500 Binder.restoreCallingIdentity(callingId); 5501 } 5502 } 5503 5504 /** 5505 * Filter out activities with systemUserOnly flag set, when current user is not System. 5506 * 5507 * @return filtered list 5508 */ 5509 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5510 if (userId == UserHandle.USER_SYSTEM) { 5511 return resolveInfos; 5512 } 5513 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5514 ResolveInfo info = resolveInfos.get(i); 5515 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5516 resolveInfos.remove(i); 5517 } 5518 } 5519 return resolveInfos; 5520 } 5521 5522 /** 5523 * @param resolveInfos list of resolve infos in descending priority order 5524 * @return if the list contains a resolve info with non-negative priority 5525 */ 5526 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5527 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5528 } 5529 5530 private static boolean hasWebURI(Intent intent) { 5531 if (intent.getData() == null) { 5532 return false; 5533 } 5534 final String scheme = intent.getScheme(); 5535 if (TextUtils.isEmpty(scheme)) { 5536 return false; 5537 } 5538 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5539 } 5540 5541 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5542 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5543 int userId) { 5544 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5545 5546 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5547 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5548 candidates.size()); 5549 } 5550 5551 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5552 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5553 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5554 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5555 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5556 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5557 5558 synchronized (mPackages) { 5559 final int count = candidates.size(); 5560 // First, try to use linked apps. Partition the candidates into four lists: 5561 // one for the final results, one for the "do not use ever", one for "undefined status" 5562 // and finally one for "browser app type". 5563 for (int n=0; n<count; n++) { 5564 ResolveInfo info = candidates.get(n); 5565 String packageName = info.activityInfo.packageName; 5566 PackageSetting ps = mSettings.mPackages.get(packageName); 5567 if (ps != null) { 5568 // Add to the special match all list (Browser use case) 5569 if (info.handleAllWebDataURI) { 5570 matchAllList.add(info); 5571 continue; 5572 } 5573 // Try to get the status from User settings first 5574 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5575 int status = (int)(packedStatus >> 32); 5576 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5577 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5578 if (DEBUG_DOMAIN_VERIFICATION) { 5579 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5580 + " : linkgen=" + linkGeneration); 5581 } 5582 // Use link-enabled generation as preferredOrder, i.e. 5583 // prefer newly-enabled over earlier-enabled. 5584 info.preferredOrder = linkGeneration; 5585 alwaysList.add(info); 5586 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5587 if (DEBUG_DOMAIN_VERIFICATION) { 5588 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5589 } 5590 neverList.add(info); 5591 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5592 if (DEBUG_DOMAIN_VERIFICATION) { 5593 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5594 } 5595 alwaysAskList.add(info); 5596 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5597 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5598 if (DEBUG_DOMAIN_VERIFICATION) { 5599 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5600 } 5601 undefinedList.add(info); 5602 } 5603 } 5604 } 5605 5606 // We'll want to include browser possibilities in a few cases 5607 boolean includeBrowser = false; 5608 5609 // First try to add the "always" resolution(s) for the current user, if any 5610 if (alwaysList.size() > 0) { 5611 result.addAll(alwaysList); 5612 } else { 5613 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5614 result.addAll(undefinedList); 5615 // Maybe add one for the other profile. 5616 if (xpDomainInfo != null && ( 5617 xpDomainInfo.bestDomainVerificationStatus 5618 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5619 result.add(xpDomainInfo.resolveInfo); 5620 } 5621 includeBrowser = true; 5622 } 5623 5624 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5625 // If there were 'always' entries their preferred order has been set, so we also 5626 // back that off to make the alternatives equivalent 5627 if (alwaysAskList.size() > 0) { 5628 for (ResolveInfo i : result) { 5629 i.preferredOrder = 0; 5630 } 5631 result.addAll(alwaysAskList); 5632 includeBrowser = true; 5633 } 5634 5635 if (includeBrowser) { 5636 // Also add browsers (all of them or only the default one) 5637 if (DEBUG_DOMAIN_VERIFICATION) { 5638 Slog.v(TAG, " ...including browsers in candidate set"); 5639 } 5640 if ((matchFlags & MATCH_ALL) != 0) { 5641 result.addAll(matchAllList); 5642 } else { 5643 // Browser/generic handling case. If there's a default browser, go straight 5644 // to that (but only if there is no other higher-priority match). 5645 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5646 int maxMatchPrio = 0; 5647 ResolveInfo defaultBrowserMatch = null; 5648 final int numCandidates = matchAllList.size(); 5649 for (int n = 0; n < numCandidates; n++) { 5650 ResolveInfo info = matchAllList.get(n); 5651 // track the highest overall match priority... 5652 if (info.priority > maxMatchPrio) { 5653 maxMatchPrio = info.priority; 5654 } 5655 // ...and the highest-priority default browser match 5656 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5657 if (defaultBrowserMatch == null 5658 || (defaultBrowserMatch.priority < info.priority)) { 5659 if (debug) { 5660 Slog.v(TAG, "Considering default browser match " + info); 5661 } 5662 defaultBrowserMatch = info; 5663 } 5664 } 5665 } 5666 if (defaultBrowserMatch != null 5667 && defaultBrowserMatch.priority >= maxMatchPrio 5668 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5669 { 5670 if (debug) { 5671 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5672 } 5673 result.add(defaultBrowserMatch); 5674 } else { 5675 result.addAll(matchAllList); 5676 } 5677 } 5678 5679 // If there is nothing selected, add all candidates and remove the ones that the user 5680 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5681 if (result.size() == 0) { 5682 result.addAll(candidates); 5683 result.removeAll(neverList); 5684 } 5685 } 5686 } 5687 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5688 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5689 result.size()); 5690 for (ResolveInfo info : result) { 5691 Slog.v(TAG, " + " + info.activityInfo); 5692 } 5693 } 5694 return result; 5695 } 5696 5697 // Returns a packed value as a long: 5698 // 5699 // high 'int'-sized word: link status: undefined/ask/never/always. 5700 // low 'int'-sized word: relative priority among 'always' results. 5701 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5702 long result = ps.getDomainVerificationStatusForUser(userId); 5703 // if none available, get the master status 5704 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5705 if (ps.getIntentFilterVerificationInfo() != null) { 5706 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5707 } 5708 } 5709 return result; 5710 } 5711 5712 private ResolveInfo querySkipCurrentProfileIntents( 5713 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5714 int flags, int sourceUserId) { 5715 if (matchingFilters != null) { 5716 int size = matchingFilters.size(); 5717 for (int i = 0; i < size; i ++) { 5718 CrossProfileIntentFilter filter = matchingFilters.get(i); 5719 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5720 // Checking if there are activities in the target user that can handle the 5721 // intent. 5722 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5723 resolvedType, flags, sourceUserId); 5724 if (resolveInfo != null) { 5725 return resolveInfo; 5726 } 5727 } 5728 } 5729 } 5730 return null; 5731 } 5732 5733 // Return matching ResolveInfo in target user if any. 5734 private ResolveInfo queryCrossProfileIntents( 5735 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5736 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5737 if (matchingFilters != null) { 5738 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5739 // match the same intent. For performance reasons, it is better not to 5740 // run queryIntent twice for the same userId 5741 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5742 int size = matchingFilters.size(); 5743 for (int i = 0; i < size; i++) { 5744 CrossProfileIntentFilter filter = matchingFilters.get(i); 5745 int targetUserId = filter.getTargetUserId(); 5746 boolean skipCurrentProfile = 5747 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5748 boolean skipCurrentProfileIfNoMatchFound = 5749 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5750 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5751 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5752 // Checking if there are activities in the target user that can handle the 5753 // intent. 5754 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5755 resolvedType, flags, sourceUserId); 5756 if (resolveInfo != null) return resolveInfo; 5757 alreadyTriedUserIds.put(targetUserId, true); 5758 } 5759 } 5760 } 5761 return null; 5762 } 5763 5764 /** 5765 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5766 * will forward the intent to the filter's target user. 5767 * Otherwise, returns null. 5768 */ 5769 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5770 String resolvedType, int flags, int sourceUserId) { 5771 int targetUserId = filter.getTargetUserId(); 5772 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5773 resolvedType, flags, targetUserId); 5774 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 5775 // If all the matches in the target profile are suspended, return null. 5776 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 5777 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 5778 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 5779 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 5780 targetUserId); 5781 } 5782 } 5783 } 5784 return null; 5785 } 5786 5787 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5788 int sourceUserId, int targetUserId) { 5789 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5790 long ident = Binder.clearCallingIdentity(); 5791 boolean targetIsProfile; 5792 try { 5793 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5794 } finally { 5795 Binder.restoreCallingIdentity(ident); 5796 } 5797 String className; 5798 if (targetIsProfile) { 5799 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5800 } else { 5801 className = FORWARD_INTENT_TO_PARENT; 5802 } 5803 ComponentName forwardingActivityComponentName = new ComponentName( 5804 mAndroidApplication.packageName, className); 5805 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5806 sourceUserId); 5807 if (!targetIsProfile) { 5808 forwardingActivityInfo.showUserIcon = targetUserId; 5809 forwardingResolveInfo.noResourceId = true; 5810 } 5811 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5812 forwardingResolveInfo.priority = 0; 5813 forwardingResolveInfo.preferredOrder = 0; 5814 forwardingResolveInfo.match = 0; 5815 forwardingResolveInfo.isDefault = true; 5816 forwardingResolveInfo.filter = filter; 5817 forwardingResolveInfo.targetUserId = targetUserId; 5818 return forwardingResolveInfo; 5819 } 5820 5821 @Override 5822 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5823 Intent[] specifics, String[] specificTypes, Intent intent, 5824 String resolvedType, int flags, int userId) { 5825 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 5826 specificTypes, intent, resolvedType, flags, userId)); 5827 } 5828 5829 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 5830 Intent[] specifics, String[] specificTypes, Intent intent, 5831 String resolvedType, int flags, int userId) { 5832 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5833 flags = updateFlagsForResolve(flags, userId, intent); 5834 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5835 false /* requireFullPermission */, false /* checkShell */, 5836 "query intent activity options"); 5837 final String resultsAction = intent.getAction(); 5838 5839 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 5840 | PackageManager.GET_RESOLVED_FILTER, userId); 5841 5842 if (DEBUG_INTENT_MATCHING) { 5843 Log.v(TAG, "Query " + intent + ": " + results); 5844 } 5845 5846 int specificsPos = 0; 5847 int N; 5848 5849 // todo: note that the algorithm used here is O(N^2). This 5850 // isn't a problem in our current environment, but if we start running 5851 // into situations where we have more than 5 or 10 matches then this 5852 // should probably be changed to something smarter... 5853 5854 // First we go through and resolve each of the specific items 5855 // that were supplied, taking care of removing any corresponding 5856 // duplicate items in the generic resolve list. 5857 if (specifics != null) { 5858 for (int i=0; i<specifics.length; i++) { 5859 final Intent sintent = specifics[i]; 5860 if (sintent == null) { 5861 continue; 5862 } 5863 5864 if (DEBUG_INTENT_MATCHING) { 5865 Log.v(TAG, "Specific #" + i + ": " + sintent); 5866 } 5867 5868 String action = sintent.getAction(); 5869 if (resultsAction != null && resultsAction.equals(action)) { 5870 // If this action was explicitly requested, then don't 5871 // remove things that have it. 5872 action = null; 5873 } 5874 5875 ResolveInfo ri = null; 5876 ActivityInfo ai = null; 5877 5878 ComponentName comp = sintent.getComponent(); 5879 if (comp == null) { 5880 ri = resolveIntent( 5881 sintent, 5882 specificTypes != null ? specificTypes[i] : null, 5883 flags, userId); 5884 if (ri == null) { 5885 continue; 5886 } 5887 if (ri == mResolveInfo) { 5888 // ACK! Must do something better with this. 5889 } 5890 ai = ri.activityInfo; 5891 comp = new ComponentName(ai.applicationInfo.packageName, 5892 ai.name); 5893 } else { 5894 ai = getActivityInfo(comp, flags, userId); 5895 if (ai == null) { 5896 continue; 5897 } 5898 } 5899 5900 // Look for any generic query activities that are duplicates 5901 // of this specific one, and remove them from the results. 5902 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5903 N = results.size(); 5904 int j; 5905 for (j=specificsPos; j<N; j++) { 5906 ResolveInfo sri = results.get(j); 5907 if ((sri.activityInfo.name.equals(comp.getClassName()) 5908 && sri.activityInfo.applicationInfo.packageName.equals( 5909 comp.getPackageName())) 5910 || (action != null && sri.filter.matchAction(action))) { 5911 results.remove(j); 5912 if (DEBUG_INTENT_MATCHING) Log.v( 5913 TAG, "Removing duplicate item from " + j 5914 + " due to specific " + specificsPos); 5915 if (ri == null) { 5916 ri = sri; 5917 } 5918 j--; 5919 N--; 5920 } 5921 } 5922 5923 // Add this specific item to its proper place. 5924 if (ri == null) { 5925 ri = new ResolveInfo(); 5926 ri.activityInfo = ai; 5927 } 5928 results.add(specificsPos, ri); 5929 ri.specificIndex = i; 5930 specificsPos++; 5931 } 5932 } 5933 5934 // Now we go through the remaining generic results and remove any 5935 // duplicate actions that are found here. 5936 N = results.size(); 5937 for (int i=specificsPos; i<N-1; i++) { 5938 final ResolveInfo rii = results.get(i); 5939 if (rii.filter == null) { 5940 continue; 5941 } 5942 5943 // Iterate over all of the actions of this result's intent 5944 // filter... typically this should be just one. 5945 final Iterator<String> it = rii.filter.actionsIterator(); 5946 if (it == null) { 5947 continue; 5948 } 5949 while (it.hasNext()) { 5950 final String action = it.next(); 5951 if (resultsAction != null && resultsAction.equals(action)) { 5952 // If this action was explicitly requested, then don't 5953 // remove things that have it. 5954 continue; 5955 } 5956 for (int j=i+1; j<N; j++) { 5957 final ResolveInfo rij = results.get(j); 5958 if (rij.filter != null && rij.filter.hasAction(action)) { 5959 results.remove(j); 5960 if (DEBUG_INTENT_MATCHING) Log.v( 5961 TAG, "Removing duplicate item from " + j 5962 + " due to action " + action + " at " + i); 5963 j--; 5964 N--; 5965 } 5966 } 5967 } 5968 5969 // If the caller didn't request filter information, drop it now 5970 // so we don't have to marshall/unmarshall it. 5971 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5972 rii.filter = null; 5973 } 5974 } 5975 5976 // Filter out the caller activity if so requested. 5977 if (caller != null) { 5978 N = results.size(); 5979 for (int i=0; i<N; i++) { 5980 ActivityInfo ainfo = results.get(i).activityInfo; 5981 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5982 && caller.getClassName().equals(ainfo.name)) { 5983 results.remove(i); 5984 break; 5985 } 5986 } 5987 } 5988 5989 // If the caller didn't request filter information, 5990 // drop them now so we don't have to 5991 // marshall/unmarshall it. 5992 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5993 N = results.size(); 5994 for (int i=0; i<N; i++) { 5995 results.get(i).filter = null; 5996 } 5997 } 5998 5999 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6000 return results; 6001 } 6002 6003 @Override 6004 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6005 String resolvedType, int flags, int userId) { 6006 return new ParceledListSlice<>( 6007 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6008 } 6009 6010 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6011 String resolvedType, int flags, int userId) { 6012 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6013 flags = updateFlagsForResolve(flags, userId, intent); 6014 ComponentName comp = intent.getComponent(); 6015 if (comp == null) { 6016 if (intent.getSelector() != null) { 6017 intent = intent.getSelector(); 6018 comp = intent.getComponent(); 6019 } 6020 } 6021 if (comp != null) { 6022 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6023 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6024 if (ai != null) { 6025 ResolveInfo ri = new ResolveInfo(); 6026 ri.activityInfo = ai; 6027 list.add(ri); 6028 } 6029 return list; 6030 } 6031 6032 // reader 6033 synchronized (mPackages) { 6034 String pkgName = intent.getPackage(); 6035 if (pkgName == null) { 6036 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6037 } 6038 final PackageParser.Package pkg = mPackages.get(pkgName); 6039 if (pkg != null) { 6040 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6041 userId); 6042 } 6043 return Collections.emptyList(); 6044 } 6045 } 6046 6047 @Override 6048 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6049 if (!sUserManager.exists(userId)) return null; 6050 flags = updateFlagsForResolve(flags, userId, intent); 6051 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6052 if (query != null) { 6053 if (query.size() >= 1) { 6054 // If there is more than one service with the same priority, 6055 // just arbitrarily pick the first one. 6056 return query.get(0); 6057 } 6058 } 6059 return null; 6060 } 6061 6062 @Override 6063 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6064 String resolvedType, int flags, int userId) { 6065 return new ParceledListSlice<>( 6066 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6067 } 6068 6069 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6070 String resolvedType, int flags, int userId) { 6071 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6072 flags = updateFlagsForResolve(flags, userId, intent); 6073 ComponentName comp = intent.getComponent(); 6074 if (comp == null) { 6075 if (intent.getSelector() != null) { 6076 intent = intent.getSelector(); 6077 comp = intent.getComponent(); 6078 } 6079 } 6080 if (comp != null) { 6081 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6082 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6083 if (si != null) { 6084 final ResolveInfo ri = new ResolveInfo(); 6085 ri.serviceInfo = si; 6086 list.add(ri); 6087 } 6088 return list; 6089 } 6090 6091 // reader 6092 synchronized (mPackages) { 6093 String pkgName = intent.getPackage(); 6094 if (pkgName == null) { 6095 return mServices.queryIntent(intent, resolvedType, flags, userId); 6096 } 6097 final PackageParser.Package pkg = mPackages.get(pkgName); 6098 if (pkg != null) { 6099 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6100 userId); 6101 } 6102 return Collections.emptyList(); 6103 } 6104 } 6105 6106 @Override 6107 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6108 String resolvedType, int flags, int userId) { 6109 return new ParceledListSlice<>( 6110 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6111 } 6112 6113 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6114 Intent intent, String resolvedType, int flags, int userId) { 6115 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6116 flags = updateFlagsForResolve(flags, userId, intent); 6117 ComponentName comp = intent.getComponent(); 6118 if (comp == null) { 6119 if (intent.getSelector() != null) { 6120 intent = intent.getSelector(); 6121 comp = intent.getComponent(); 6122 } 6123 } 6124 if (comp != null) { 6125 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6126 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6127 if (pi != null) { 6128 final ResolveInfo ri = new ResolveInfo(); 6129 ri.providerInfo = pi; 6130 list.add(ri); 6131 } 6132 return list; 6133 } 6134 6135 // reader 6136 synchronized (mPackages) { 6137 String pkgName = intent.getPackage(); 6138 if (pkgName == null) { 6139 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6140 } 6141 final PackageParser.Package pkg = mPackages.get(pkgName); 6142 if (pkg != null) { 6143 return mProviders.queryIntentForPackage( 6144 intent, resolvedType, flags, pkg.providers, userId); 6145 } 6146 return Collections.emptyList(); 6147 } 6148 } 6149 6150 @Override 6151 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6152 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6153 flags = updateFlagsForPackage(flags, userId, null); 6154 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6155 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6156 true /* requireFullPermission */, false /* checkShell */, 6157 "get installed packages"); 6158 6159 // writer 6160 synchronized (mPackages) { 6161 ArrayList<PackageInfo> list; 6162 if (listUninstalled) { 6163 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 6164 for (PackageSetting ps : mSettings.mPackages.values()) { 6165 final PackageInfo pi; 6166 if (ps.pkg != null) { 6167 pi = generatePackageInfo(ps, flags, userId); 6168 } else { 6169 pi = generatePackageInfo(ps, flags, userId); 6170 } 6171 if (pi != null) { 6172 list.add(pi); 6173 } 6174 } 6175 } else { 6176 list = new ArrayList<PackageInfo>(mPackages.size()); 6177 for (PackageParser.Package p : mPackages.values()) { 6178 final PackageInfo pi = 6179 generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 6180 if (pi != null) { 6181 list.add(pi); 6182 } 6183 } 6184 } 6185 6186 return new ParceledListSlice<PackageInfo>(list); 6187 } 6188 } 6189 6190 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6191 String[] permissions, boolean[] tmp, int flags, int userId) { 6192 int numMatch = 0; 6193 final PermissionsState permissionsState = ps.getPermissionsState(); 6194 for (int i=0; i<permissions.length; i++) { 6195 final String permission = permissions[i]; 6196 if (permissionsState.hasPermission(permission, userId)) { 6197 tmp[i] = true; 6198 numMatch++; 6199 } else { 6200 tmp[i] = false; 6201 } 6202 } 6203 if (numMatch == 0) { 6204 return; 6205 } 6206 final PackageInfo pi; 6207 if (ps.pkg != null) { 6208 pi = generatePackageInfo(ps, flags, userId); 6209 } else { 6210 pi = generatePackageInfo(ps, flags, userId); 6211 } 6212 // The above might return null in cases of uninstalled apps or install-state 6213 // skew across users/profiles. 6214 if (pi != null) { 6215 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6216 if (numMatch == permissions.length) { 6217 pi.requestedPermissions = permissions; 6218 } else { 6219 pi.requestedPermissions = new String[numMatch]; 6220 numMatch = 0; 6221 for (int i=0; i<permissions.length; i++) { 6222 if (tmp[i]) { 6223 pi.requestedPermissions[numMatch] = permissions[i]; 6224 numMatch++; 6225 } 6226 } 6227 } 6228 } 6229 list.add(pi); 6230 } 6231 } 6232 6233 @Override 6234 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6235 String[] permissions, int flags, int userId) { 6236 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6237 flags = updateFlagsForPackage(flags, userId, permissions); 6238 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6239 6240 // writer 6241 synchronized (mPackages) { 6242 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6243 boolean[] tmpBools = new boolean[permissions.length]; 6244 if (listUninstalled) { 6245 for (PackageSetting ps : mSettings.mPackages.values()) { 6246 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 6247 } 6248 } else { 6249 for (PackageParser.Package pkg : mPackages.values()) { 6250 PackageSetting ps = (PackageSetting)pkg.mExtras; 6251 if (ps != null) { 6252 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6253 userId); 6254 } 6255 } 6256 } 6257 6258 return new ParceledListSlice<PackageInfo>(list); 6259 } 6260 } 6261 6262 @Override 6263 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 6264 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6265 flags = updateFlagsForApplication(flags, userId, null); 6266 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6267 6268 // writer 6269 synchronized (mPackages) { 6270 ArrayList<ApplicationInfo> list; 6271 if (listUninstalled) { 6272 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 6273 for (PackageSetting ps : mSettings.mPackages.values()) { 6274 ApplicationInfo ai; 6275 if (ps.pkg != null) { 6276 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 6277 ps.readUserState(userId), userId); 6278 } else { 6279 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 6280 } 6281 if (ai != null) { 6282 list.add(ai); 6283 } 6284 } 6285 } else { 6286 list = new ArrayList<ApplicationInfo>(mPackages.size()); 6287 for (PackageParser.Package p : mPackages.values()) { 6288 if (p.mExtras != null) { 6289 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6290 ((PackageSetting)p.mExtras).readUserState(userId), userId); 6291 if (ai != null) { 6292 list.add(ai); 6293 } 6294 } 6295 } 6296 } 6297 6298 return new ParceledListSlice<ApplicationInfo>(list); 6299 } 6300 } 6301 6302 @Override 6303 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 6304 if (isEphemeralDisabled()) { 6305 return null; 6306 } 6307 6308 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6309 "getEphemeralApplications"); 6310 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6311 true /* requireFullPermission */, false /* checkShell */, 6312 "getEphemeralApplications"); 6313 synchronized (mPackages) { 6314 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 6315 .getEphemeralApplicationsLPw(userId); 6316 if (ephemeralApps != null) { 6317 return new ParceledListSlice<>(ephemeralApps); 6318 } 6319 } 6320 return null; 6321 } 6322 6323 @Override 6324 public boolean isEphemeralApplication(String packageName, int userId) { 6325 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6326 true /* requireFullPermission */, false /* checkShell */, 6327 "isEphemeral"); 6328 if (isEphemeralDisabled()) { 6329 return false; 6330 } 6331 6332 if (!isCallerSameApp(packageName)) { 6333 return false; 6334 } 6335 synchronized (mPackages) { 6336 PackageParser.Package pkg = mPackages.get(packageName); 6337 if (pkg != null) { 6338 return pkg.applicationInfo.isEphemeralApp(); 6339 } 6340 } 6341 return false; 6342 } 6343 6344 @Override 6345 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 6346 if (isEphemeralDisabled()) { 6347 return null; 6348 } 6349 6350 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6351 true /* requireFullPermission */, false /* checkShell */, 6352 "getCookie"); 6353 if (!isCallerSameApp(packageName)) { 6354 return null; 6355 } 6356 synchronized (mPackages) { 6357 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 6358 packageName, userId); 6359 } 6360 } 6361 6362 @Override 6363 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 6364 if (isEphemeralDisabled()) { 6365 return true; 6366 } 6367 6368 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6369 true /* requireFullPermission */, true /* checkShell */, 6370 "setCookie"); 6371 if (!isCallerSameApp(packageName)) { 6372 return false; 6373 } 6374 synchronized (mPackages) { 6375 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 6376 packageName, cookie, userId); 6377 } 6378 } 6379 6380 @Override 6381 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 6382 if (isEphemeralDisabled()) { 6383 return null; 6384 } 6385 6386 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6387 "getEphemeralApplicationIcon"); 6388 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6389 true /* requireFullPermission */, false /* checkShell */, 6390 "getEphemeralApplicationIcon"); 6391 synchronized (mPackages) { 6392 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 6393 packageName, userId); 6394 } 6395 } 6396 6397 private boolean isCallerSameApp(String packageName) { 6398 PackageParser.Package pkg = mPackages.get(packageName); 6399 return pkg != null 6400 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6401 } 6402 6403 @Override 6404 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 6405 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 6406 } 6407 6408 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 6409 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6410 6411 // reader 6412 synchronized (mPackages) { 6413 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6414 final int userId = UserHandle.getCallingUserId(); 6415 while (i.hasNext()) { 6416 final PackageParser.Package p = i.next(); 6417 if (p.applicationInfo == null) continue; 6418 6419 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 6420 && !p.applicationInfo.isDirectBootAware(); 6421 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 6422 && p.applicationInfo.isDirectBootAware(); 6423 6424 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 6425 && (!mSafeMode || isSystemApp(p)) 6426 && (matchesUnaware || matchesAware)) { 6427 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6428 if (ps != null) { 6429 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6430 ps.readUserState(userId), userId); 6431 if (ai != null) { 6432 finalList.add(ai); 6433 } 6434 } 6435 } 6436 } 6437 } 6438 6439 return finalList; 6440 } 6441 6442 @Override 6443 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6444 if (!sUserManager.exists(userId)) return null; 6445 flags = updateFlagsForComponent(flags, userId, name); 6446 // reader 6447 synchronized (mPackages) { 6448 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6449 PackageSetting ps = provider != null 6450 ? mSettings.mPackages.get(provider.owner.packageName) 6451 : null; 6452 return ps != null 6453 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6454 ? PackageParser.generateProviderInfo(provider, flags, 6455 ps.readUserState(userId), userId) 6456 : null; 6457 } 6458 } 6459 6460 /** 6461 * @deprecated 6462 */ 6463 @Deprecated 6464 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6465 // reader 6466 synchronized (mPackages) { 6467 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6468 .entrySet().iterator(); 6469 final int userId = UserHandle.getCallingUserId(); 6470 while (i.hasNext()) { 6471 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6472 PackageParser.Provider p = entry.getValue(); 6473 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6474 6475 if (ps != null && p.syncable 6476 && (!mSafeMode || (p.info.applicationInfo.flags 6477 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6478 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6479 ps.readUserState(userId), userId); 6480 if (info != null) { 6481 outNames.add(entry.getKey()); 6482 outInfo.add(info); 6483 } 6484 } 6485 } 6486 } 6487 } 6488 6489 @Override 6490 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6491 int uid, int flags) { 6492 final int userId = processName != null ? UserHandle.getUserId(uid) 6493 : UserHandle.getCallingUserId(); 6494 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6495 flags = updateFlagsForComponent(flags, userId, processName); 6496 6497 ArrayList<ProviderInfo> finalList = null; 6498 // reader 6499 synchronized (mPackages) { 6500 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6501 while (i.hasNext()) { 6502 final PackageParser.Provider p = i.next(); 6503 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6504 if (ps != null && p.info.authority != null 6505 && (processName == null 6506 || (p.info.processName.equals(processName) 6507 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6508 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6509 if (finalList == null) { 6510 finalList = new ArrayList<ProviderInfo>(3); 6511 } 6512 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6513 ps.readUserState(userId), userId); 6514 if (info != null) { 6515 finalList.add(info); 6516 } 6517 } 6518 } 6519 } 6520 6521 if (finalList != null) { 6522 Collections.sort(finalList, mProviderInitOrderSorter); 6523 return new ParceledListSlice<ProviderInfo>(finalList); 6524 } 6525 6526 return ParceledListSlice.emptyList(); 6527 } 6528 6529 @Override 6530 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6531 // reader 6532 synchronized (mPackages) { 6533 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6534 return PackageParser.generateInstrumentationInfo(i, flags); 6535 } 6536 } 6537 6538 @Override 6539 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 6540 String targetPackage, int flags) { 6541 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 6542 } 6543 6544 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 6545 int flags) { 6546 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 6547 6548 // reader 6549 synchronized (mPackages) { 6550 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6551 while (i.hasNext()) { 6552 final PackageParser.Instrumentation p = i.next(); 6553 if (targetPackage == null 6554 || targetPackage.equals(p.info.targetPackage)) { 6555 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6556 flags); 6557 if (ii != null) { 6558 finalList.add(ii); 6559 } 6560 } 6561 } 6562 } 6563 6564 return finalList; 6565 } 6566 6567 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6568 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6569 if (overlays == null) { 6570 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6571 return; 6572 } 6573 for (PackageParser.Package opkg : overlays.values()) { 6574 // Not much to do if idmap fails: we already logged the error 6575 // and we certainly don't want to abort installation of pkg simply 6576 // because an overlay didn't fit properly. For these reasons, 6577 // ignore the return value of createIdmapForPackagePairLI. 6578 createIdmapForPackagePairLI(pkg, opkg); 6579 } 6580 } 6581 6582 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6583 PackageParser.Package opkg) { 6584 if (!opkg.mTrustedOverlay) { 6585 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6586 opkg.baseCodePath + ": overlay not trusted"); 6587 return false; 6588 } 6589 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6590 if (overlaySet == null) { 6591 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6592 opkg.baseCodePath + " but target package has no known overlays"); 6593 return false; 6594 } 6595 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6596 // TODO: generate idmap for split APKs 6597 try { 6598 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6599 } catch (InstallerException e) { 6600 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6601 + opkg.baseCodePath); 6602 return false; 6603 } 6604 PackageParser.Package[] overlayArray = 6605 overlaySet.values().toArray(new PackageParser.Package[0]); 6606 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6607 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6608 return p1.mOverlayPriority - p2.mOverlayPriority; 6609 } 6610 }; 6611 Arrays.sort(overlayArray, cmp); 6612 6613 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6614 int i = 0; 6615 for (PackageParser.Package p : overlayArray) { 6616 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6617 } 6618 return true; 6619 } 6620 6621 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6622 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 6623 try { 6624 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6625 } finally { 6626 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6627 } 6628 } 6629 6630 private void scanDirLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6631 final File[] files = dir.listFiles(); 6632 if (ArrayUtils.isEmpty(files)) { 6633 Log.d(TAG, "No files in app dir " + dir); 6634 return; 6635 } 6636 6637 if (DEBUG_PACKAGE_SCANNING) { 6638 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6639 + " flags=0x" + Integer.toHexString(parseFlags)); 6640 } 6641 6642 for (File file : files) { 6643 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6644 && !PackageInstallerService.isStageName(file.getName()); 6645 if (!isPackage) { 6646 // Ignore entries which are not packages 6647 continue; 6648 } 6649 try { 6650 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6651 scanFlags, currentTime, null); 6652 } catch (PackageManagerException e) { 6653 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6654 6655 // Delete invalid userdata apps 6656 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6657 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6658 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6659 removeCodePathLI(file); 6660 } 6661 } 6662 } 6663 } 6664 6665 private static File getSettingsProblemFile() { 6666 File dataDir = Environment.getDataDirectory(); 6667 File systemDir = new File(dataDir, "system"); 6668 File fname = new File(systemDir, "uiderrors.txt"); 6669 return fname; 6670 } 6671 6672 static void reportSettingsProblem(int priority, String msg) { 6673 logCriticalInfo(priority, msg); 6674 } 6675 6676 static void logCriticalInfo(int priority, String msg) { 6677 Slog.println(priority, TAG, msg); 6678 EventLogTags.writePmCriticalInfo(msg); 6679 try { 6680 File fname = getSettingsProblemFile(); 6681 FileOutputStream out = new FileOutputStream(fname, true); 6682 PrintWriter pw = new FastPrintWriter(out); 6683 SimpleDateFormat formatter = new SimpleDateFormat(); 6684 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6685 pw.println(dateString + ": " + msg); 6686 pw.close(); 6687 FileUtils.setPermissions( 6688 fname.toString(), 6689 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6690 -1, -1); 6691 } catch (java.io.IOException e) { 6692 } 6693 } 6694 6695 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 6696 if (srcFile.isDirectory()) { 6697 final File baseFile = new File(pkg.baseCodePath); 6698 long maxModifiedTime = baseFile.lastModified(); 6699 if (pkg.splitCodePaths != null) { 6700 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 6701 final File splitFile = new File(pkg.splitCodePaths[i]); 6702 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 6703 } 6704 } 6705 return maxModifiedTime; 6706 } 6707 return srcFile.lastModified(); 6708 } 6709 6710 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 6711 final int policyFlags) throws PackageManagerException { 6712 // When upgrading from pre-N MR1, verify the package time stamp using the package 6713 // directory and not the APK file. 6714 final long lastModifiedTime = mIsPreNMR1Upgrade 6715 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 6716 if (ps != null 6717 && ps.codePath.equals(srcFile) 6718 && ps.timeStamp == lastModifiedTime 6719 && !isCompatSignatureUpdateNeeded(pkg) 6720 && !isRecoverSignatureUpdateNeeded(pkg)) { 6721 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6722 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6723 ArraySet<PublicKey> signingKs; 6724 synchronized (mPackages) { 6725 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6726 } 6727 if (ps.signatures.mSignatures != null 6728 && ps.signatures.mSignatures.length != 0 6729 && signingKs != null) { 6730 // Optimization: reuse the existing cached certificates 6731 // if the package appears to be unchanged. 6732 pkg.mSignatures = ps.signatures.mSignatures; 6733 pkg.mSigningKeys = signingKs; 6734 return; 6735 } 6736 6737 Slog.w(TAG, "PackageSetting for " + ps.name 6738 + " is missing signatures. Collecting certs again to recover them."); 6739 } else { 6740 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 6741 } 6742 6743 try { 6744 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 6745 PackageParser.collectCertificates(pkg, policyFlags); 6746 } catch (PackageParserException e) { 6747 throw PackageManagerException.from(e); 6748 } finally { 6749 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6750 } 6751 } 6752 6753 /** 6754 * Traces a package scan. 6755 * @see #scanPackageLI(File, int, int, long, UserHandle) 6756 */ 6757 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 6758 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6759 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 6760 try { 6761 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6762 } finally { 6763 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6764 } 6765 } 6766 6767 /** 6768 * Scans a package and returns the newly parsed package. 6769 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6770 */ 6771 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6772 long currentTime, UserHandle user) throws PackageManagerException { 6773 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6774 PackageParser pp = new PackageParser(); 6775 pp.setSeparateProcesses(mSeparateProcesses); 6776 pp.setOnlyCoreApps(mOnlyCore); 6777 pp.setDisplayMetrics(mMetrics); 6778 6779 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6780 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6781 } 6782 6783 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 6784 final PackageParser.Package pkg; 6785 try { 6786 pkg = pp.parsePackage(scanFile, parseFlags); 6787 } catch (PackageParserException e) { 6788 throw PackageManagerException.from(e); 6789 } finally { 6790 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6791 } 6792 6793 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6794 } 6795 6796 /** 6797 * Scans a package and returns the newly parsed package. 6798 * @throws PackageManagerException on a parse error. 6799 */ 6800 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 6801 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 6802 throws PackageManagerException { 6803 // If the package has children and this is the first dive in the function 6804 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 6805 // packages (parent and children) would be successfully scanned before the 6806 // actual scan since scanning mutates internal state and we want to atomically 6807 // install the package and its children. 6808 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 6809 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 6810 scanFlags |= SCAN_CHECK_ONLY; 6811 } 6812 } else { 6813 scanFlags &= ~SCAN_CHECK_ONLY; 6814 } 6815 6816 // Scan the parent 6817 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 6818 scanFlags, currentTime, user); 6819 6820 // Scan the children 6821 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 6822 for (int i = 0; i < childCount; i++) { 6823 PackageParser.Package childPackage = pkg.childPackages.get(i); 6824 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 6825 currentTime, user); 6826 } 6827 6828 6829 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 6830 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 6831 } 6832 6833 return scannedPkg; 6834 } 6835 6836 /** 6837 * Scans a package and returns the newly parsed package. 6838 * @throws PackageManagerException on a parse error. 6839 */ 6840 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 6841 int policyFlags, int scanFlags, long currentTime, UserHandle user) 6842 throws PackageManagerException { 6843 PackageSetting ps = null; 6844 PackageSetting updatedPkg; 6845 // reader 6846 synchronized (mPackages) { 6847 // Look to see if we already know about this package. 6848 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 6849 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6850 // This package has been renamed to its original name. Let's 6851 // use that. 6852 ps = mSettings.peekPackageLPr(oldName); 6853 } 6854 // If there was no original package, see one for the real package name. 6855 if (ps == null) { 6856 ps = mSettings.peekPackageLPr(pkg.packageName); 6857 } 6858 // Check to see if this package could be hiding/updating a system 6859 // package. Must look for it either under the original or real 6860 // package name depending on our state. 6861 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6862 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6863 6864 // If this is a package we don't know about on the system partition, we 6865 // may need to remove disabled child packages on the system partition 6866 // or may need to not add child packages if the parent apk is updated 6867 // on the data partition and no longer defines this child package. 6868 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6869 // If this is a parent package for an updated system app and this system 6870 // app got an OTA update which no longer defines some of the child packages 6871 // we have to prune them from the disabled system packages. 6872 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 6873 if (disabledPs != null) { 6874 final int scannedChildCount = (pkg.childPackages != null) 6875 ? pkg.childPackages.size() : 0; 6876 final int disabledChildCount = disabledPs.childPackageNames != null 6877 ? disabledPs.childPackageNames.size() : 0; 6878 for (int i = 0; i < disabledChildCount; i++) { 6879 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 6880 boolean disabledPackageAvailable = false; 6881 for (int j = 0; j < scannedChildCount; j++) { 6882 PackageParser.Package childPkg = pkg.childPackages.get(j); 6883 if (childPkg.packageName.equals(disabledChildPackageName)) { 6884 disabledPackageAvailable = true; 6885 break; 6886 } 6887 } 6888 if (!disabledPackageAvailable) { 6889 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 6890 } 6891 } 6892 } 6893 } 6894 } 6895 6896 boolean updatedPkgBetter = false; 6897 // First check if this is a system package that may involve an update 6898 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6899 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6900 // it needs to drop FLAG_PRIVILEGED. 6901 if (locationIsPrivileged(scanFile)) { 6902 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6903 } else { 6904 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6905 } 6906 6907 if (ps != null && !ps.codePath.equals(scanFile)) { 6908 // The path has changed from what was last scanned... check the 6909 // version of the new path against what we have stored to determine 6910 // what to do. 6911 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6912 if (pkg.mVersionCode <= ps.versionCode) { 6913 // The system package has been updated and the code path does not match 6914 // Ignore entry. Skip it. 6915 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6916 + " ignored: updated version " + ps.versionCode 6917 + " better than this " + pkg.mVersionCode); 6918 if (!updatedPkg.codePath.equals(scanFile)) { 6919 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6920 + ps.name + " changing from " + updatedPkg.codePathString 6921 + " to " + scanFile); 6922 updatedPkg.codePath = scanFile; 6923 updatedPkg.codePathString = scanFile.toString(); 6924 updatedPkg.resourcePath = scanFile; 6925 updatedPkg.resourcePathString = scanFile.toString(); 6926 } 6927 updatedPkg.pkg = pkg; 6928 updatedPkg.versionCode = pkg.mVersionCode; 6929 6930 // Update the disabled system child packages to point to the package too. 6931 final int childCount = updatedPkg.childPackageNames != null 6932 ? updatedPkg.childPackageNames.size() : 0; 6933 for (int i = 0; i < childCount; i++) { 6934 String childPackageName = updatedPkg.childPackageNames.get(i); 6935 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 6936 childPackageName); 6937 if (updatedChildPkg != null) { 6938 updatedChildPkg.pkg = pkg; 6939 updatedChildPkg.versionCode = pkg.mVersionCode; 6940 } 6941 } 6942 6943 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 6944 + scanFile + " ignored: updated version " + ps.versionCode 6945 + " better than this " + pkg.mVersionCode); 6946 } else { 6947 // The current app on the system partition is better than 6948 // what we have updated to on the data partition; switch 6949 // back to the system partition version. 6950 // At this point, its safely assumed that package installation for 6951 // apps in system partition will go through. If not there won't be a working 6952 // version of the app 6953 // writer 6954 synchronized (mPackages) { 6955 // Just remove the loaded entries from package lists. 6956 mPackages.remove(ps.name); 6957 } 6958 6959 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6960 + " reverting from " + ps.codePathString 6961 + ": new version " + pkg.mVersionCode 6962 + " better than installed " + ps.versionCode); 6963 6964 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6965 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6966 synchronized (mInstallLock) { 6967 args.cleanUpResourcesLI(); 6968 } 6969 synchronized (mPackages) { 6970 mSettings.enableSystemPackageLPw(ps.name); 6971 } 6972 updatedPkgBetter = true; 6973 } 6974 } 6975 } 6976 6977 if (updatedPkg != null) { 6978 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6979 // initially 6980 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 6981 6982 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6983 // flag set initially 6984 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6985 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6986 } 6987 } 6988 6989 // Verify certificates against what was last scanned 6990 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 6991 6992 /* 6993 * A new system app appeared, but we already had a non-system one of the 6994 * same name installed earlier. 6995 */ 6996 boolean shouldHideSystemApp = false; 6997 if (updatedPkg == null && ps != null 6998 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6999 /* 7000 * Check to make sure the signatures match first. If they don't, 7001 * wipe the installed application and its data. 7002 */ 7003 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7004 != PackageManager.SIGNATURE_MATCH) { 7005 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7006 + " signatures don't match existing userdata copy; removing"); 7007 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7008 "scanPackageInternalLI")) { 7009 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7010 } 7011 ps = null; 7012 } else { 7013 /* 7014 * If the newly-added system app is an older version than the 7015 * already installed version, hide it. It will be scanned later 7016 * and re-added like an update. 7017 */ 7018 if (pkg.mVersionCode <= ps.versionCode) { 7019 shouldHideSystemApp = true; 7020 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7021 + " but new version " + pkg.mVersionCode + " better than installed " 7022 + ps.versionCode + "; hiding system"); 7023 } else { 7024 /* 7025 * The newly found system app is a newer version that the 7026 * one previously installed. Simply remove the 7027 * already-installed application and replace it with our own 7028 * while keeping the application data. 7029 */ 7030 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7031 + " reverting from " + ps.codePathString + ": new version " 7032 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7033 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7034 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7035 synchronized (mInstallLock) { 7036 args.cleanUpResourcesLI(); 7037 } 7038 } 7039 } 7040 } 7041 7042 // The apk is forward locked (not public) if its code and resources 7043 // are kept in different files. (except for app in either system or 7044 // vendor path). 7045 // TODO grab this value from PackageSettings 7046 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7047 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7048 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7049 } 7050 } 7051 7052 // TODO: extend to support forward-locked splits 7053 String resourcePath = null; 7054 String baseResourcePath = null; 7055 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7056 if (ps != null && ps.resourcePathString != null) { 7057 resourcePath = ps.resourcePathString; 7058 baseResourcePath = ps.resourcePathString; 7059 } else { 7060 // Should not happen at all. Just log an error. 7061 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7062 } 7063 } else { 7064 resourcePath = pkg.codePath; 7065 baseResourcePath = pkg.baseCodePath; 7066 } 7067 7068 // Set application objects path explicitly. 7069 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7070 pkg.setApplicationInfoCodePath(pkg.codePath); 7071 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7072 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7073 pkg.setApplicationInfoResourcePath(resourcePath); 7074 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7075 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7076 7077 // Note that we invoke the following method only if we are about to unpack an application 7078 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7079 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7080 7081 /* 7082 * If the system app should be overridden by a previously installed 7083 * data, hide the system app now and let the /data/app scan pick it up 7084 * again. 7085 */ 7086 if (shouldHideSystemApp) { 7087 synchronized (mPackages) { 7088 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7089 } 7090 } 7091 7092 return scannedPkg; 7093 } 7094 7095 private static String fixProcessName(String defProcessName, 7096 String processName, int uid) { 7097 if (processName == null) { 7098 return defProcessName; 7099 } 7100 return processName; 7101 } 7102 7103 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7104 throws PackageManagerException { 7105 if (pkgSetting.signatures.mSignatures != null) { 7106 // Already existing package. Make sure signatures match 7107 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7108 == PackageManager.SIGNATURE_MATCH; 7109 if (!match) { 7110 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7111 == PackageManager.SIGNATURE_MATCH; 7112 } 7113 if (!match) { 7114 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7115 == PackageManager.SIGNATURE_MATCH; 7116 } 7117 if (!match) { 7118 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7119 + pkg.packageName + " signatures do not match the " 7120 + "previously installed version; ignoring!"); 7121 } 7122 } 7123 7124 // Check for shared user signatures 7125 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7126 // Already existing package. Make sure signatures match 7127 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7128 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7129 if (!match) { 7130 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7131 == PackageManager.SIGNATURE_MATCH; 7132 } 7133 if (!match) { 7134 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7135 == PackageManager.SIGNATURE_MATCH; 7136 } 7137 if (!match) { 7138 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7139 "Package " + pkg.packageName 7140 + " has no signatures that match those in shared user " 7141 + pkgSetting.sharedUser.name + "; ignoring!"); 7142 } 7143 } 7144 } 7145 7146 /** 7147 * Enforces that only the system UID or root's UID can call a method exposed 7148 * via Binder. 7149 * 7150 * @param message used as message if SecurityException is thrown 7151 * @throws SecurityException if the caller is not system or root 7152 */ 7153 private static final void enforceSystemOrRoot(String message) { 7154 final int uid = Binder.getCallingUid(); 7155 if (uid != Process.SYSTEM_UID && uid != 0) { 7156 throw new SecurityException(message); 7157 } 7158 } 7159 7160 @Override 7161 public void performFstrimIfNeeded() { 7162 enforceSystemOrRoot("Only the system can request fstrim"); 7163 7164 // Before everything else, see whether we need to fstrim. 7165 try { 7166 IMountService ms = PackageHelper.getMountService(); 7167 if (ms != null) { 7168 boolean doTrim = false; 7169 final long interval = android.provider.Settings.Global.getLong( 7170 mContext.getContentResolver(), 7171 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7172 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7173 if (interval > 0) { 7174 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 7175 if (timeSinceLast > interval) { 7176 doTrim = true; 7177 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7178 + "; running immediately"); 7179 } 7180 } 7181 if (doTrim) { 7182 final boolean dexOptDialogShown; 7183 synchronized (mPackages) { 7184 dexOptDialogShown = mDexOptDialogShown; 7185 } 7186 if (!isFirstBoot() && dexOptDialogShown) { 7187 try { 7188 ActivityManagerNative.getDefault().showBootMessage( 7189 mContext.getResources().getString( 7190 R.string.android_upgrading_fstrim), true); 7191 } catch (RemoteException e) { 7192 } 7193 } 7194 ms.runMaintenance(); 7195 } 7196 } else { 7197 Slog.e(TAG, "Mount service unavailable!"); 7198 } 7199 } catch (RemoteException e) { 7200 // Can't happen; MountService is local 7201 } 7202 } 7203 7204 @Override 7205 public void updatePackagesIfNeeded() { 7206 enforceSystemOrRoot("Only the system can request package update"); 7207 7208 // We need to re-extract after an OTA. 7209 boolean causeUpgrade = isUpgrade(); 7210 7211 // First boot or factory reset. 7212 // Note: we also handle devices that are upgrading to N right now as if it is their 7213 // first boot, as they do not have profile data. 7214 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 7215 7216 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 7217 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 7218 7219 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 7220 return; 7221 } 7222 7223 List<PackageParser.Package> pkgs; 7224 synchronized (mPackages) { 7225 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 7226 } 7227 7228 final long startTime = System.nanoTime(); 7229 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 7230 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 7231 7232 final int elapsedTimeSeconds = 7233 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 7234 7235 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 7236 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 7237 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 7238 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 7239 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 7240 } 7241 7242 /** 7243 * Performs dexopt on the set of packages in {@code packages} and returns an int array 7244 * containing statistics about the invocation. The array consists of three elements, 7245 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 7246 * and {@code numberOfPackagesFailed}. 7247 */ 7248 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 7249 String compilerFilter) { 7250 7251 int numberOfPackagesVisited = 0; 7252 int numberOfPackagesOptimized = 0; 7253 int numberOfPackagesSkipped = 0; 7254 int numberOfPackagesFailed = 0; 7255 final int numberOfPackagesToDexopt = pkgs.size(); 7256 7257 for (PackageParser.Package pkg : pkgs) { 7258 numberOfPackagesVisited++; 7259 7260 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 7261 if (DEBUG_DEXOPT) { 7262 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 7263 } 7264 numberOfPackagesSkipped++; 7265 continue; 7266 } 7267 7268 if (DEBUG_DEXOPT) { 7269 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 7270 numberOfPackagesToDexopt + ": " + pkg.packageName); 7271 } 7272 7273 if (showDialog) { 7274 try { 7275 ActivityManagerNative.getDefault().showBootMessage( 7276 mContext.getResources().getString(R.string.android_upgrading_apk, 7277 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 7278 } catch (RemoteException e) { 7279 } 7280 synchronized (mPackages) { 7281 mDexOptDialogShown = true; 7282 } 7283 } 7284 7285 // If the OTA updates a system app which was previously preopted to a non-preopted state 7286 // the app might end up being verified at runtime. That's because by default the apps 7287 // are verify-profile but for preopted apps there's no profile. 7288 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 7289 // that before the OTA the app was preopted) the app gets compiled with a non-profile 7290 // filter (by default interpret-only). 7291 // Note that at this stage unused apps are already filtered. 7292 if (isSystemApp(pkg) && 7293 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 7294 !Environment.getReferenceProfile(pkg.packageName).exists()) { 7295 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 7296 } 7297 7298 // If the OTA updates a system app which was previously preopted to a non-preopted state 7299 // the app might end up being verified at runtime. That's because by default the apps 7300 // are verify-profile but for preopted apps there's no profile. 7301 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 7302 // that before the OTA the app was preopted) the app gets compiled with a non-profile 7303 // filter (by default interpret-only). 7304 // Note that at this stage unused apps are already filtered. 7305 if (isSystemApp(pkg) && 7306 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 7307 !Environment.getReferenceProfile(pkg.packageName).exists()) { 7308 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 7309 } 7310 7311 // checkProfiles is false to avoid merging profiles during boot which 7312 // might interfere with background compilation (b/28612421). 7313 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 7314 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 7315 // trade-off worth doing to save boot time work. 7316 int dexOptStatus = performDexOptTraced(pkg.packageName, 7317 false /* checkProfiles */, 7318 compilerFilter, 7319 false /* force */); 7320 switch (dexOptStatus) { 7321 case PackageDexOptimizer.DEX_OPT_PERFORMED: 7322 numberOfPackagesOptimized++; 7323 break; 7324 case PackageDexOptimizer.DEX_OPT_SKIPPED: 7325 numberOfPackagesSkipped++; 7326 break; 7327 case PackageDexOptimizer.DEX_OPT_FAILED: 7328 numberOfPackagesFailed++; 7329 break; 7330 default: 7331 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 7332 break; 7333 } 7334 } 7335 7336 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 7337 numberOfPackagesFailed }; 7338 } 7339 7340 @Override 7341 public void notifyPackageUse(String packageName, int reason) { 7342 synchronized (mPackages) { 7343 PackageParser.Package p = mPackages.get(packageName); 7344 if (p == null) { 7345 return; 7346 } 7347 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 7348 } 7349 } 7350 7351 // TODO: this is not used nor needed. Delete it. 7352 @Override 7353 public boolean performDexOptIfNeeded(String packageName) { 7354 int dexOptStatus = performDexOptTraced(packageName, 7355 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 7356 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7357 } 7358 7359 @Override 7360 public boolean performDexOpt(String packageName, 7361 boolean checkProfiles, int compileReason, boolean force) { 7362 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7363 getCompilerFilterForReason(compileReason), force); 7364 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7365 } 7366 7367 @Override 7368 public boolean performDexOptMode(String packageName, 7369 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7370 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7371 targetCompilerFilter, force); 7372 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7373 } 7374 7375 private int performDexOptTraced(String packageName, 7376 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7377 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7378 try { 7379 return performDexOptInternal(packageName, checkProfiles, 7380 targetCompilerFilter, force); 7381 } finally { 7382 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7383 } 7384 } 7385 7386 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 7387 // if the package can now be considered up to date for the given filter. 7388 private int performDexOptInternal(String packageName, 7389 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7390 PackageParser.Package p; 7391 synchronized (mPackages) { 7392 p = mPackages.get(packageName); 7393 if (p == null) { 7394 // Package could not be found. Report failure. 7395 return PackageDexOptimizer.DEX_OPT_FAILED; 7396 } 7397 mPackageUsage.maybeWriteAsync(mPackages); 7398 mCompilerStats.maybeWriteAsync(); 7399 } 7400 long callingId = Binder.clearCallingIdentity(); 7401 try { 7402 synchronized (mInstallLock) { 7403 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 7404 targetCompilerFilter, force); 7405 } 7406 } finally { 7407 Binder.restoreCallingIdentity(callingId); 7408 } 7409 } 7410 7411 public ArraySet<String> getOptimizablePackages() { 7412 ArraySet<String> pkgs = new ArraySet<String>(); 7413 synchronized (mPackages) { 7414 for (PackageParser.Package p : mPackages.values()) { 7415 if (PackageDexOptimizer.canOptimizePackage(p)) { 7416 pkgs.add(p.packageName); 7417 } 7418 } 7419 } 7420 return pkgs; 7421 } 7422 7423 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 7424 boolean checkProfiles, String targetCompilerFilter, 7425 boolean force) { 7426 // Select the dex optimizer based on the force parameter. 7427 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 7428 // allocate an object here. 7429 PackageDexOptimizer pdo = force 7430 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 7431 : mPackageDexOptimizer; 7432 7433 // Optimize all dependencies first. Note: we ignore the return value and march on 7434 // on errors. 7435 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 7436 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 7437 if (!deps.isEmpty()) { 7438 for (PackageParser.Package depPackage : deps) { 7439 // TODO: Analyze and investigate if we (should) profile libraries. 7440 // Currently this will do a full compilation of the library by default. 7441 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 7442 false /* checkProfiles */, 7443 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 7444 getOrCreateCompilerPackageStats(depPackage)); 7445 } 7446 } 7447 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 7448 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 7449 } 7450 7451 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 7452 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 7453 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 7454 Set<String> collectedNames = new HashSet<>(); 7455 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 7456 7457 retValue.remove(p); 7458 7459 return retValue; 7460 } else { 7461 return Collections.emptyList(); 7462 } 7463 } 7464 7465 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 7466 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7467 if (!collectedNames.contains(p.packageName)) { 7468 collectedNames.add(p.packageName); 7469 collected.add(p); 7470 7471 if (p.usesLibraries != null) { 7472 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 7473 } 7474 if (p.usesOptionalLibraries != null) { 7475 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 7476 collectedNames); 7477 } 7478 } 7479 } 7480 7481 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 7482 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7483 for (String libName : libs) { 7484 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 7485 if (libPkg != null) { 7486 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 7487 } 7488 } 7489 } 7490 7491 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 7492 synchronized (mPackages) { 7493 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 7494 if (lib != null && lib.apk != null) { 7495 return mPackages.get(lib.apk); 7496 } 7497 } 7498 return null; 7499 } 7500 7501 public void shutdown() { 7502 mPackageUsage.writeNow(mPackages); 7503 mCompilerStats.writeNow(); 7504 } 7505 7506 @Override 7507 public void dumpProfiles(String packageName) { 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 /* Only the shell, root, or the app user should be able to dump profiles. */ 7516 int callingUid = Binder.getCallingUid(); 7517 if (callingUid != Process.SHELL_UID && 7518 callingUid != Process.ROOT_UID && 7519 callingUid != pkg.applicationInfo.uid) { 7520 throw new SecurityException("dumpProfiles"); 7521 } 7522 7523 synchronized (mInstallLock) { 7524 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 7525 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7526 try { 7527 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 7528 String gid = Integer.toString(sharedGid); 7529 String codePaths = TextUtils.join(";", allCodePaths); 7530 mInstaller.dumpProfiles(gid, packageName, codePaths); 7531 } catch (InstallerException e) { 7532 Slog.w(TAG, "Failed to dump profiles", e); 7533 } 7534 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7535 } 7536 } 7537 7538 @Override 7539 public void forceDexOpt(String packageName) { 7540 enforceSystemOrRoot("forceDexOpt"); 7541 7542 PackageParser.Package pkg; 7543 synchronized (mPackages) { 7544 pkg = mPackages.get(packageName); 7545 if (pkg == null) { 7546 throw new IllegalArgumentException("Unknown package: " + packageName); 7547 } 7548 } 7549 7550 synchronized (mInstallLock) { 7551 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7552 7553 // Whoever is calling forceDexOpt wants a fully compiled package. 7554 // Don't use profiles since that may cause compilation to be skipped. 7555 final int res = performDexOptInternalWithDependenciesLI(pkg, 7556 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 7557 true /* force */); 7558 7559 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7560 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 7561 throw new IllegalStateException("Failed to dexopt: " + res); 7562 } 7563 } 7564 } 7565 7566 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 7567 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 7568 Slog.w(TAG, "Unable to update from " + oldPkg.name 7569 + " to " + newPkg.packageName 7570 + ": old package not in system partition"); 7571 return false; 7572 } else if (mPackages.get(oldPkg.name) != null) { 7573 Slog.w(TAG, "Unable to update from " + oldPkg.name 7574 + " to " + newPkg.packageName 7575 + ": old package still exists"); 7576 return false; 7577 } 7578 return true; 7579 } 7580 7581 void removeCodePathLI(File codePath) { 7582 if (codePath.isDirectory()) { 7583 try { 7584 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7585 } catch (InstallerException e) { 7586 Slog.w(TAG, "Failed to remove code path", e); 7587 } 7588 } else { 7589 codePath.delete(); 7590 } 7591 } 7592 7593 private int[] resolveUserIds(int userId) { 7594 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 7595 } 7596 7597 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7598 if (pkg == null) { 7599 Slog.wtf(TAG, "Package was null!", new Throwable()); 7600 return; 7601 } 7602 clearAppDataLeafLIF(pkg, userId, flags); 7603 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7604 for (int i = 0; i < childCount; i++) { 7605 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7606 } 7607 } 7608 7609 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7610 final PackageSetting ps; 7611 synchronized (mPackages) { 7612 ps = mSettings.mPackages.get(pkg.packageName); 7613 } 7614 for (int realUserId : resolveUserIds(userId)) { 7615 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7616 try { 7617 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7618 ceDataInode); 7619 } catch (InstallerException e) { 7620 Slog.w(TAG, String.valueOf(e)); 7621 } 7622 } 7623 } 7624 7625 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7626 if (pkg == null) { 7627 Slog.wtf(TAG, "Package was null!", new Throwable()); 7628 return; 7629 } 7630 destroyAppDataLeafLIF(pkg, userId, flags); 7631 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7632 for (int i = 0; i < childCount; i++) { 7633 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7634 } 7635 } 7636 7637 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7638 final PackageSetting ps; 7639 synchronized (mPackages) { 7640 ps = mSettings.mPackages.get(pkg.packageName); 7641 } 7642 for (int realUserId : resolveUserIds(userId)) { 7643 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7644 try { 7645 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7646 ceDataInode); 7647 } catch (InstallerException e) { 7648 Slog.w(TAG, String.valueOf(e)); 7649 } 7650 } 7651 } 7652 7653 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 7654 if (pkg == null) { 7655 Slog.wtf(TAG, "Package was null!", new Throwable()); 7656 return; 7657 } 7658 destroyAppProfilesLeafLIF(pkg); 7659 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 7660 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7661 for (int i = 0; i < childCount; i++) { 7662 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 7663 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 7664 true /* removeBaseMarker */); 7665 } 7666 } 7667 7668 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 7669 boolean removeBaseMarker) { 7670 if (pkg.isForwardLocked()) { 7671 return; 7672 } 7673 7674 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 7675 try { 7676 path = PackageManagerServiceUtils.realpath(new File(path)); 7677 } catch (IOException e) { 7678 // TODO: Should we return early here ? 7679 Slog.w(TAG, "Failed to get canonical path", e); 7680 continue; 7681 } 7682 7683 final String useMarker = path.replace('/', '@'); 7684 for (int realUserId : resolveUserIds(userId)) { 7685 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 7686 if (removeBaseMarker) { 7687 File foreignUseMark = new File(profileDir, useMarker); 7688 if (foreignUseMark.exists()) { 7689 if (!foreignUseMark.delete()) { 7690 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7691 + pkg.packageName); 7692 } 7693 } 7694 } 7695 7696 File[] markers = profileDir.listFiles(); 7697 if (markers != null) { 7698 final String searchString = "@" + pkg.packageName + "@"; 7699 // We also delete all markers that contain the package name we're 7700 // uninstalling. These are associated with secondary dex-files belonging 7701 // to the package. Reconstructing the path of these dex files is messy 7702 // in general. 7703 for (File marker : markers) { 7704 if (marker.getName().indexOf(searchString) > 0) { 7705 if (!marker.delete()) { 7706 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7707 + pkg.packageName); 7708 } 7709 } 7710 } 7711 } 7712 } 7713 } 7714 } 7715 7716 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 7717 try { 7718 mInstaller.destroyAppProfiles(pkg.packageName); 7719 } catch (InstallerException e) { 7720 Slog.w(TAG, String.valueOf(e)); 7721 } 7722 } 7723 7724 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 7725 if (pkg == null) { 7726 Slog.wtf(TAG, "Package was null!", new Throwable()); 7727 return; 7728 } 7729 clearAppProfilesLeafLIF(pkg); 7730 // We don't remove the base foreign use marker when clearing profiles because 7731 // we will rename it when the app is updated. Unlike the actual profile contents, 7732 // the foreign use marker is good across installs. 7733 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 7734 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7735 for (int i = 0; i < childCount; i++) { 7736 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 7737 } 7738 } 7739 7740 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 7741 try { 7742 mInstaller.clearAppProfiles(pkg.packageName); 7743 } catch (InstallerException e) { 7744 Slog.w(TAG, String.valueOf(e)); 7745 } 7746 } 7747 7748 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 7749 long lastUpdateTime) { 7750 // Set parent install/update time 7751 PackageSetting ps = (PackageSetting) pkg.mExtras; 7752 if (ps != null) { 7753 ps.firstInstallTime = firstInstallTime; 7754 ps.lastUpdateTime = lastUpdateTime; 7755 } 7756 // Set children install/update time 7757 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7758 for (int i = 0; i < childCount; i++) { 7759 PackageParser.Package childPkg = pkg.childPackages.get(i); 7760 ps = (PackageSetting) childPkg.mExtras; 7761 if (ps != null) { 7762 ps.firstInstallTime = firstInstallTime; 7763 ps.lastUpdateTime = lastUpdateTime; 7764 } 7765 } 7766 } 7767 7768 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 7769 PackageParser.Package changingLib) { 7770 if (file.path != null) { 7771 usesLibraryFiles.add(file.path); 7772 return; 7773 } 7774 PackageParser.Package p = mPackages.get(file.apk); 7775 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 7776 // If we are doing this while in the middle of updating a library apk, 7777 // then we need to make sure to use that new apk for determining the 7778 // dependencies here. (We haven't yet finished committing the new apk 7779 // to the package manager state.) 7780 if (p == null || p.packageName.equals(changingLib.packageName)) { 7781 p = changingLib; 7782 } 7783 } 7784 if (p != null) { 7785 usesLibraryFiles.addAll(p.getAllCodePaths()); 7786 } 7787 } 7788 7789 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 7790 PackageParser.Package changingLib) throws PackageManagerException { 7791 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 7792 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 7793 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 7794 for (int i=0; i<N; i++) { 7795 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 7796 if (file == null) { 7797 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 7798 "Package " + pkg.packageName + " requires unavailable shared library " 7799 + pkg.usesLibraries.get(i) + "; failing!"); 7800 } 7801 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7802 } 7803 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 7804 for (int i=0; i<N; i++) { 7805 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 7806 if (file == null) { 7807 Slog.w(TAG, "Package " + pkg.packageName 7808 + " desires unavailable shared library " 7809 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 7810 } else { 7811 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7812 } 7813 } 7814 N = usesLibraryFiles.size(); 7815 if (N > 0) { 7816 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 7817 } else { 7818 pkg.usesLibraryFiles = null; 7819 } 7820 } 7821 } 7822 7823 private static boolean hasString(List<String> list, List<String> which) { 7824 if (list == null) { 7825 return false; 7826 } 7827 for (int i=list.size()-1; i>=0; i--) { 7828 for (int j=which.size()-1; j>=0; j--) { 7829 if (which.get(j).equals(list.get(i))) { 7830 return true; 7831 } 7832 } 7833 } 7834 return false; 7835 } 7836 7837 private void updateAllSharedLibrariesLPw() { 7838 for (PackageParser.Package pkg : mPackages.values()) { 7839 try { 7840 updateSharedLibrariesLPw(pkg, null); 7841 } catch (PackageManagerException e) { 7842 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7843 } 7844 } 7845 } 7846 7847 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 7848 PackageParser.Package changingPkg) { 7849 ArrayList<PackageParser.Package> res = null; 7850 for (PackageParser.Package pkg : mPackages.values()) { 7851 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 7852 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 7853 if (res == null) { 7854 res = new ArrayList<PackageParser.Package>(); 7855 } 7856 res.add(pkg); 7857 try { 7858 updateSharedLibrariesLPw(pkg, changingPkg); 7859 } catch (PackageManagerException e) { 7860 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7861 } 7862 } 7863 } 7864 return res; 7865 } 7866 7867 /** 7868 * Derive the value of the {@code cpuAbiOverride} based on the provided 7869 * value and an optional stored value from the package settings. 7870 */ 7871 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 7872 String cpuAbiOverride = null; 7873 7874 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 7875 cpuAbiOverride = null; 7876 } else if (abiOverride != null) { 7877 cpuAbiOverride = abiOverride; 7878 } else if (settings != null) { 7879 cpuAbiOverride = settings.cpuAbiOverrideString; 7880 } 7881 7882 return cpuAbiOverride; 7883 } 7884 7885 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 7886 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7887 throws PackageManagerException { 7888 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 7889 // If the package has children and this is the first dive in the function 7890 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 7891 // whether all packages (parent and children) would be successfully scanned 7892 // before the actual scan since scanning mutates internal state and we want 7893 // to atomically install the package and its children. 7894 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7895 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7896 scanFlags |= SCAN_CHECK_ONLY; 7897 } 7898 } else { 7899 scanFlags &= ~SCAN_CHECK_ONLY; 7900 } 7901 7902 final PackageParser.Package scannedPkg; 7903 try { 7904 // Scan the parent 7905 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 7906 // Scan the children 7907 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7908 for (int i = 0; i < childCount; i++) { 7909 PackageParser.Package childPkg = pkg.childPackages.get(i); 7910 scanPackageLI(childPkg, policyFlags, 7911 scanFlags, currentTime, user); 7912 } 7913 } finally { 7914 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7915 } 7916 7917 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7918 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 7919 } 7920 7921 return scannedPkg; 7922 } 7923 7924 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 7925 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7926 boolean success = false; 7927 try { 7928 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 7929 currentTime, user); 7930 success = true; 7931 return res; 7932 } finally { 7933 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 7934 // DELETE_DATA_ON_FAILURES is only used by frozen paths 7935 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 7936 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 7937 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 7938 } 7939 } 7940 } 7941 7942 /** 7943 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 7944 */ 7945 private static boolean apkHasCode(String fileName) { 7946 StrictJarFile jarFile = null; 7947 try { 7948 jarFile = new StrictJarFile(fileName, 7949 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 7950 return jarFile.findEntry("classes.dex") != null; 7951 } catch (IOException ignore) { 7952 } finally { 7953 try { 7954 if (jarFile != null) { 7955 jarFile.close(); 7956 } 7957 } catch (IOException ignore) {} 7958 } 7959 return false; 7960 } 7961 7962 /** 7963 * Enforces code policy for the package. This ensures that if an APK has 7964 * declared hasCode="true" in its manifest that the APK actually contains 7965 * code. 7966 * 7967 * @throws PackageManagerException If bytecode could not be found when it should exist 7968 */ 7969 private static void enforceCodePolicy(PackageParser.Package pkg) 7970 throws PackageManagerException { 7971 final boolean shouldHaveCode = 7972 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 7973 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 7974 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7975 "Package " + pkg.baseCodePath + " code is missing"); 7976 } 7977 7978 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 7979 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 7980 final boolean splitShouldHaveCode = 7981 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 7982 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 7983 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7984 "Package " + pkg.splitCodePaths[i] + " code is missing"); 7985 } 7986 } 7987 } 7988 } 7989 7990 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 7991 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 7992 throws PackageManagerException { 7993 final File scanFile = new File(pkg.codePath); 7994 if (pkg.applicationInfo.getCodePath() == null || 7995 pkg.applicationInfo.getResourcePath() == null) { 7996 // Bail out. The resource and code paths haven't been set. 7997 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7998 "Code and resource paths haven't been set correctly"); 7999 } 8000 8001 // Apply policy 8002 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 8003 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 8004 if (pkg.applicationInfo.isDirectBootAware()) { 8005 // we're direct boot aware; set for all components 8006 for (PackageParser.Service s : pkg.services) { 8007 s.info.encryptionAware = s.info.directBootAware = true; 8008 } 8009 for (PackageParser.Provider p : pkg.providers) { 8010 p.info.encryptionAware = p.info.directBootAware = true; 8011 } 8012 for (PackageParser.Activity a : pkg.activities) { 8013 a.info.encryptionAware = a.info.directBootAware = true; 8014 } 8015 for (PackageParser.Activity r : pkg.receivers) { 8016 r.info.encryptionAware = r.info.directBootAware = true; 8017 } 8018 } 8019 } else { 8020 // Only allow system apps to be flagged as core apps. 8021 pkg.coreApp = false; 8022 // clear flags not applicable to regular apps 8023 pkg.applicationInfo.privateFlags &= 8024 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 8025 pkg.applicationInfo.privateFlags &= 8026 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 8027 } 8028 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 8029 8030 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 8031 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8032 } 8033 8034 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 8035 enforceCodePolicy(pkg); 8036 } 8037 8038 if (mCustomResolverComponentName != null && 8039 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 8040 setUpCustomResolverActivity(pkg); 8041 } 8042 8043 if (pkg.packageName.equals("android")) { 8044 synchronized (mPackages) { 8045 if (mAndroidApplication != null) { 8046 Slog.w(TAG, "*************************************************"); 8047 Slog.w(TAG, "Core android package being redefined. Skipping."); 8048 Slog.w(TAG, " file=" + scanFile); 8049 Slog.w(TAG, "*************************************************"); 8050 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8051 "Core android package being redefined. Skipping."); 8052 } 8053 8054 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8055 // Set up information for our fall-back user intent resolution activity. 8056 mPlatformPackage = pkg; 8057 pkg.mVersionCode = mSdkVersion; 8058 mAndroidApplication = pkg.applicationInfo; 8059 8060 if (!mResolverReplaced) { 8061 mResolveActivity.applicationInfo = mAndroidApplication; 8062 mResolveActivity.name = ResolverActivity.class.getName(); 8063 mResolveActivity.packageName = mAndroidApplication.packageName; 8064 mResolveActivity.processName = "system:ui"; 8065 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8066 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 8067 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 8068 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 8069 mResolveActivity.exported = true; 8070 mResolveActivity.enabled = true; 8071 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 8072 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 8073 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 8074 | ActivityInfo.CONFIG_SCREEN_LAYOUT 8075 | ActivityInfo.CONFIG_ORIENTATION 8076 | ActivityInfo.CONFIG_KEYBOARD 8077 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 8078 mResolveInfo.activityInfo = mResolveActivity; 8079 mResolveInfo.priority = 0; 8080 mResolveInfo.preferredOrder = 0; 8081 mResolveInfo.match = 0; 8082 mResolveComponentName = new ComponentName( 8083 mAndroidApplication.packageName, mResolveActivity.name); 8084 } 8085 } 8086 } 8087 } 8088 8089 if (DEBUG_PACKAGE_SCANNING) { 8090 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8091 Log.d(TAG, "Scanning package " + pkg.packageName); 8092 } 8093 8094 synchronized (mPackages) { 8095 if (mPackages.containsKey(pkg.packageName) 8096 || mSharedLibraries.containsKey(pkg.packageName)) { 8097 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8098 "Application package " + pkg.packageName 8099 + " already installed. Skipping duplicate."); 8100 } 8101 8102 // If we're only installing presumed-existing packages, require that the 8103 // scanned APK is both already known and at the path previously established 8104 // for it. Previously unknown packages we pick up normally, but if we have an 8105 // a priori expectation about this package's install presence, enforce it. 8106 // With a singular exception for new system packages. When an OTA contains 8107 // a new system package, we allow the codepath to change from a system location 8108 // to the user-installed location. If we don't allow this change, any newer, 8109 // user-installed version of the application will be ignored. 8110 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 8111 if (mExpectingBetter.containsKey(pkg.packageName)) { 8112 logCriticalInfo(Log.WARN, 8113 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 8114 } else { 8115 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 8116 if (known != null) { 8117 if (DEBUG_PACKAGE_SCANNING) { 8118 Log.d(TAG, "Examining " + pkg.codePath 8119 + " and requiring known paths " + known.codePathString 8120 + " & " + known.resourcePathString); 8121 } 8122 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 8123 || !pkg.applicationInfo.getResourcePath().equals( 8124 known.resourcePathString)) { 8125 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 8126 "Application package " + pkg.packageName 8127 + " found at " + pkg.applicationInfo.getCodePath() 8128 + " but expected at " + known.codePathString 8129 + "; ignoring."); 8130 } 8131 } 8132 } 8133 } 8134 } 8135 8136 // Initialize package source and resource directories 8137 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8138 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8139 8140 SharedUserSetting suid = null; 8141 PackageSetting pkgSetting = null; 8142 8143 if (!isSystemApp(pkg)) { 8144 // Only system apps can use these features. 8145 pkg.mOriginalPackages = null; 8146 pkg.mRealPackage = null; 8147 pkg.mAdoptPermissions = null; 8148 } 8149 8150 // Getting the package setting may have a side-effect, so if we 8151 // are only checking if scan would succeed, stash a copy of the 8152 // old setting to restore at the end. 8153 PackageSetting nonMutatedPs = null; 8154 8155 // writer 8156 synchronized (mPackages) { 8157 if (pkg.mSharedUserId != null) { 8158 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 8159 if (suid == null) { 8160 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 8161 "Creating application package " + pkg.packageName 8162 + " for shared user failed"); 8163 } 8164 if (DEBUG_PACKAGE_SCANNING) { 8165 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8166 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8167 + "): packages=" + suid.packages); 8168 } 8169 } 8170 8171 // Check if we are renaming from an original package name. 8172 PackageSetting origPackage = null; 8173 String realName = null; 8174 if (pkg.mOriginalPackages != null) { 8175 // This package may need to be renamed to a previously 8176 // installed name. Let's check on that... 8177 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8178 if (pkg.mOriginalPackages.contains(renamed)) { 8179 // This package had originally been installed as the 8180 // original name, and we have already taken care of 8181 // transitioning to the new one. Just update the new 8182 // one to continue using the old name. 8183 realName = pkg.mRealPackage; 8184 if (!pkg.packageName.equals(renamed)) { 8185 // Callers into this function may have already taken 8186 // care of renaming the package; only do it here if 8187 // it is not already done. 8188 pkg.setPackageName(renamed); 8189 } 8190 8191 } else { 8192 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8193 if ((origPackage = mSettings.peekPackageLPr( 8194 pkg.mOriginalPackages.get(i))) != null) { 8195 // We do have the package already installed under its 8196 // original name... should we use it? 8197 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8198 // New package is not compatible with original. 8199 origPackage = null; 8200 continue; 8201 } else if (origPackage.sharedUser != null) { 8202 // Make sure uid is compatible between packages. 8203 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8204 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8205 + " to " + pkg.packageName + ": old uid " 8206 + origPackage.sharedUser.name 8207 + " differs from " + pkg.mSharedUserId); 8208 origPackage = null; 8209 continue; 8210 } 8211 // TODO: Add case when shared user id is added [b/28144775] 8212 } else { 8213 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 8214 + pkg.packageName + " to old name " + origPackage.name); 8215 } 8216 break; 8217 } 8218 } 8219 } 8220 } 8221 8222 if (mTransferedPackages.contains(pkg.packageName)) { 8223 Slog.w(TAG, "Package " + pkg.packageName 8224 + " was transferred to another, but its .apk remains"); 8225 } 8226 8227 // See comments in nonMutatedPs declaration 8228 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8229 PackageSetting foundPs = mSettings.peekPackageLPr(pkg.packageName); 8230 if (foundPs != null) { 8231 nonMutatedPs = new PackageSetting(foundPs); 8232 } 8233 } 8234 8235 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 8236 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 8237 PackageManagerService.reportSettingsProblem(Log.WARN, 8238 "Package " + pkg.packageName + " shared user changed from " 8239 + (pkgSetting.sharedUser != null ? pkgSetting.sharedUser.name : "<nothing>") 8240 + " to " 8241 + (suid != null ? suid.name : "<nothing>") 8242 + "; replacing with new"); 8243 pkgSetting = null; 8244 } 8245 final PackageSetting oldPkgSetting = 8246 pkgSetting == null ? null : new PackageSetting(pkgSetting); 8247 final PackageSetting disabledPkgSetting = 8248 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8249 if (pkgSetting == null) { 8250 final String parentPackageName = (pkg.parentPackage != null) 8251 ? pkg.parentPackage.packageName : null; 8252 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 8253 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 8254 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 8255 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 8256 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 8257 true /*allowInstall*/, parentPackageName, pkg.getChildPackageNames(), 8258 UserManagerService.getInstance()); 8259 if (origPackage != null) { 8260 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 8261 } 8262 mSettings.addUserToSettingLPw(pkgSetting); 8263 } else { 8264 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 8265 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 8266 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 8267 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 8268 UserManagerService.getInstance()); 8269 } 8270 mSettings.writeUserRestrictions(pkgSetting, oldPkgSetting); 8271 8272 if (pkgSetting.origPackage != null) { 8273 // If we are first transitioning from an original package, 8274 // fix up the new package's name now. We need to do this after 8275 // looking up the package under its new name, so getPackageLP 8276 // can take care of fiddling things correctly. 8277 pkg.setPackageName(origPackage.name); 8278 8279 // File a report about this. 8280 String msg = "New package " + pkgSetting.realName 8281 + " renamed to replace old package " + pkgSetting.name; 8282 reportSettingsProblem(Log.WARN, msg); 8283 8284 // Make a note of it. 8285 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8286 mTransferedPackages.add(origPackage.name); 8287 } 8288 8289 // No longer need to retain this. 8290 pkgSetting.origPackage = null; 8291 } 8292 8293 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 8294 // Make a note of it. 8295 mTransferedPackages.add(pkg.packageName); 8296 } 8297 8298 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 8299 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 8300 } 8301 8302 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8303 // Check all shared libraries and map to their actual file path. 8304 // We only do this here for apps not on a system dir, because those 8305 // are the only ones that can fail an install due to this. We 8306 // will take care of the system apps by updating all of their 8307 // library paths after the scan is done. 8308 updateSharedLibrariesLPw(pkg, null); 8309 } 8310 8311 if (mFoundPolicyFile) { 8312 SELinuxMMAC.assignSeinfoValue(pkg); 8313 } 8314 8315 pkg.applicationInfo.uid = pkgSetting.appId; 8316 pkg.mExtras = pkgSetting; 8317 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 8318 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 8319 // We just determined the app is signed correctly, so bring 8320 // over the latest parsed certs. 8321 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8322 } else { 8323 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8324 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8325 "Package " + pkg.packageName + " upgrade keys do not match the " 8326 + "previously installed version"); 8327 } else { 8328 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8329 String msg = "System package " + pkg.packageName 8330 + " signature changed; retaining data."; 8331 reportSettingsProblem(Log.WARN, msg); 8332 } 8333 } 8334 } else { 8335 try { 8336 verifySignaturesLP(pkgSetting, pkg); 8337 // We just determined the app is signed correctly, so bring 8338 // over the latest parsed certs. 8339 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8340 } catch (PackageManagerException e) { 8341 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8342 throw e; 8343 } 8344 // The signature has changed, but this package is in the system 8345 // image... let's recover! 8346 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8347 // However... if this package is part of a shared user, but it 8348 // doesn't match the signature of the shared user, let's fail. 8349 // What this means is that you can't change the signatures 8350 // associated with an overall shared user, which doesn't seem all 8351 // that unreasonable. 8352 if (pkgSetting.sharedUser != null) { 8353 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8354 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 8355 throw new PackageManagerException( 8356 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 8357 "Signature mismatch for shared user: " 8358 + pkgSetting.sharedUser); 8359 } 8360 } 8361 // File a report about this. 8362 String msg = "System package " + pkg.packageName 8363 + " signature changed; retaining data."; 8364 reportSettingsProblem(Log.WARN, msg); 8365 } 8366 } 8367 // Verify that this new package doesn't have any content providers 8368 // that conflict with existing packages. Only do this if the 8369 // package isn't already installed, since we don't want to break 8370 // things that are installed. 8371 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 8372 final int N = pkg.providers.size(); 8373 int i; 8374 for (i=0; i<N; i++) { 8375 PackageParser.Provider p = pkg.providers.get(i); 8376 if (p.info.authority != null) { 8377 String names[] = p.info.authority.split(";"); 8378 for (int j = 0; j < names.length; j++) { 8379 if (mProvidersByAuthority.containsKey(names[j])) { 8380 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8381 final String otherPackageName = 8382 ((other != null && other.getComponentName() != null) ? 8383 other.getComponentName().getPackageName() : "?"); 8384 throw new PackageManagerException( 8385 INSTALL_FAILED_CONFLICTING_PROVIDER, 8386 "Can't install because provider name " + names[j] 8387 + " (in package " + pkg.applicationInfo.packageName 8388 + ") is already used by " + otherPackageName); 8389 } 8390 } 8391 } 8392 } 8393 } 8394 8395 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 8396 // This package wants to adopt ownership of permissions from 8397 // another package. 8398 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 8399 final String origName = pkg.mAdoptPermissions.get(i); 8400 final PackageSetting orig = mSettings.peekPackageLPr(origName); 8401 if (orig != null) { 8402 if (verifyPackageUpdateLPr(orig, pkg)) { 8403 Slog.i(TAG, "Adopting permissions from " + origName + " to " 8404 + pkg.packageName); 8405 mSettings.transferPermissionsLPw(origName, pkg.packageName); 8406 } 8407 } 8408 } 8409 } 8410 } 8411 8412 final String pkgName = pkg.packageName; 8413 8414 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 8415 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 8416 pkg.applicationInfo.processName = fixProcessName( 8417 pkg.applicationInfo.packageName, 8418 pkg.applicationInfo.processName, 8419 pkg.applicationInfo.uid); 8420 8421 if (pkg != mPlatformPackage) { 8422 // Get all of our default paths setup 8423 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 8424 } 8425 8426 final String path = scanFile.getPath(); 8427 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 8428 8429 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 8430 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 8431 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /*extractLibs*/); 8432 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8433 8434 // Some system apps still use directory structure for native libraries 8435 // in which case we might end up not detecting abi solely based on apk 8436 // structure. Try to detect abi based on directory structure. 8437 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 8438 pkg.applicationInfo.primaryCpuAbi == null) { 8439 setBundledAppAbisAndRoots(pkg, pkgSetting); 8440 setNativeLibraryPaths(pkg); 8441 } 8442 8443 } else { 8444 if ((scanFlags & SCAN_MOVE) != 0) { 8445 // We haven't run dex-opt for this move (since we've moved the compiled output too) 8446 // but we already have this packages package info in the PackageSetting. We just 8447 // use that and derive the native library path based on the new codepath. 8448 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 8449 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 8450 } 8451 8452 // Set native library paths again. For moves, the path will be updated based on the 8453 // ABIs we've determined above. For non-moves, the path will be updated based on the 8454 // ABIs we determined during compilation, but the path will depend on the final 8455 // package path (after the rename away from the stage path). 8456 setNativeLibraryPaths(pkg); 8457 } 8458 8459 // This is a special case for the "system" package, where the ABI is 8460 // dictated by the zygote configuration (and init.rc). We should keep track 8461 // of this ABI so that we can deal with "normal" applications that run under 8462 // the same UID correctly. 8463 if (mPlatformPackage == pkg) { 8464 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 8465 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 8466 } 8467 8468 // If there's a mismatch between the abi-override in the package setting 8469 // and the abiOverride specified for the install. Warn about this because we 8470 // would've already compiled the app without taking the package setting into 8471 // account. 8472 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 8473 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 8474 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 8475 " for package " + pkg.packageName); 8476 } 8477 } 8478 8479 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8480 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8481 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 8482 8483 // Copy the derived override back to the parsed package, so that we can 8484 // update the package settings accordingly. 8485 pkg.cpuAbiOverride = cpuAbiOverride; 8486 8487 if (DEBUG_ABI_SELECTION) { 8488 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 8489 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 8490 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 8491 } 8492 8493 // Push the derived path down into PackageSettings so we know what to 8494 // clean up at uninstall time. 8495 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 8496 8497 if (DEBUG_ABI_SELECTION) { 8498 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 8499 " primary=" + pkg.applicationInfo.primaryCpuAbi + 8500 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 8501 } 8502 8503 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 8504 // We don't do this here during boot because we can do it all 8505 // at once after scanning all existing packages. 8506 // 8507 // We also do this *before* we perform dexopt on this package, so that 8508 // we can avoid redundant dexopts, and also to make sure we've got the 8509 // code and package path correct. 8510 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 8511 pkg, true /* boot complete */); 8512 } 8513 8514 if (mFactoryTest && pkg.requestedPermissions.contains( 8515 android.Manifest.permission.FACTORY_TEST)) { 8516 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 8517 } 8518 8519 if (isSystemApp(pkg)) { 8520 pkgSetting.isOrphaned = true; 8521 } 8522 8523 ArrayList<PackageParser.Package> clientLibPkgs = null; 8524 8525 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8526 if (nonMutatedPs != null) { 8527 synchronized (mPackages) { 8528 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 8529 } 8530 } 8531 return pkg; 8532 } 8533 8534 // Only privileged apps and updated privileged apps can add child packages. 8535 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 8536 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 8537 throw new PackageManagerException("Only privileged apps and updated " 8538 + "privileged apps can add child packages. Ignoring package " 8539 + pkg.packageName); 8540 } 8541 final int childCount = pkg.childPackages.size(); 8542 for (int i = 0; i < childCount; i++) { 8543 PackageParser.Package childPkg = pkg.childPackages.get(i); 8544 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 8545 childPkg.packageName)) { 8546 throw new PackageManagerException("Cannot override a child package of " 8547 + "another disabled system app. Ignoring package " + pkg.packageName); 8548 } 8549 } 8550 } 8551 8552 // writer 8553 synchronized (mPackages) { 8554 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8555 // Only system apps can add new shared libraries. 8556 if (pkg.libraryNames != null) { 8557 for (int i=0; i<pkg.libraryNames.size(); i++) { 8558 String name = pkg.libraryNames.get(i); 8559 boolean allowed = false; 8560 if (pkg.isUpdatedSystemApp()) { 8561 // New library entries can only be added through the 8562 // system image. This is important to get rid of a lot 8563 // of nasty edge cases: for example if we allowed a non- 8564 // system update of the app to add a library, then uninstalling 8565 // the update would make the library go away, and assumptions 8566 // we made such as through app install filtering would now 8567 // have allowed apps on the device which aren't compatible 8568 // with it. Better to just have the restriction here, be 8569 // conservative, and create many fewer cases that can negatively 8570 // impact the user experience. 8571 final PackageSetting sysPs = mSettings 8572 .getDisabledSystemPkgLPr(pkg.packageName); 8573 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 8574 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 8575 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 8576 allowed = true; 8577 break; 8578 } 8579 } 8580 } 8581 } else { 8582 allowed = true; 8583 } 8584 if (allowed) { 8585 if (!mSharedLibraries.containsKey(name)) { 8586 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 8587 } else if (!name.equals(pkg.packageName)) { 8588 Slog.w(TAG, "Package " + pkg.packageName + " library " 8589 + name + " already exists; skipping"); 8590 } 8591 } else { 8592 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 8593 + name + " that is not declared on system image; skipping"); 8594 } 8595 } 8596 if ((scanFlags & SCAN_BOOTING) == 0) { 8597 // If we are not booting, we need to update any applications 8598 // that are clients of our shared library. If we are booting, 8599 // this will all be done once the scan is complete. 8600 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 8601 } 8602 } 8603 } 8604 } 8605 8606 if ((scanFlags & SCAN_BOOTING) != 0) { 8607 // No apps can run during boot scan, so they don't need to be frozen 8608 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 8609 // Caller asked to not kill app, so it's probably not frozen 8610 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 8611 // Caller asked us to ignore frozen check for some reason; they 8612 // probably didn't know the package name 8613 } else { 8614 // We're doing major surgery on this package, so it better be frozen 8615 // right now to keep it from launching 8616 checkPackageFrozen(pkgName); 8617 } 8618 8619 // Also need to kill any apps that are dependent on the library. 8620 if (clientLibPkgs != null) { 8621 for (int i=0; i<clientLibPkgs.size(); i++) { 8622 PackageParser.Package clientPkg = clientLibPkgs.get(i); 8623 killApplication(clientPkg.applicationInfo.packageName, 8624 clientPkg.applicationInfo.uid, "update lib"); 8625 } 8626 } 8627 8628 // Make sure we're not adding any bogus keyset info 8629 KeySetManagerService ksms = mSettings.mKeySetManagerService; 8630 ksms.assertScannedPackageValid(pkg); 8631 8632 // writer 8633 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 8634 8635 boolean createIdmapFailed = false; 8636 synchronized (mPackages) { 8637 // We don't expect installation to fail beyond this point 8638 8639 if (pkgSetting.pkg != null) { 8640 // Note that |user| might be null during the initial boot scan. If a codePath 8641 // for an app has changed during a boot scan, it's due to an app update that's 8642 // part of the system partition and marker changes must be applied to all users. 8643 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, 8644 (user != null) ? user : UserHandle.ALL); 8645 } 8646 8647 // Add the new setting to mSettings 8648 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 8649 // Add the new setting to mPackages 8650 mPackages.put(pkg.applicationInfo.packageName, pkg); 8651 // Make sure we don't accidentally delete its data. 8652 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 8653 while (iter.hasNext()) { 8654 PackageCleanItem item = iter.next(); 8655 if (pkgName.equals(item.packageName)) { 8656 iter.remove(); 8657 } 8658 } 8659 8660 // Take care of first install / last update times. 8661 if (currentTime != 0) { 8662 if (pkgSetting.firstInstallTime == 0) { 8663 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 8664 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 8665 pkgSetting.lastUpdateTime = currentTime; 8666 } 8667 } else if (pkgSetting.firstInstallTime == 0) { 8668 // We need *something*. Take time time stamp of the file. 8669 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 8670 } else if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 8671 if (scanFileTime != pkgSetting.timeStamp) { 8672 // A package on the system image has changed; consider this 8673 // to be an update. 8674 pkgSetting.lastUpdateTime = scanFileTime; 8675 } 8676 } 8677 8678 // Add the package's KeySets to the global KeySetManagerService 8679 ksms.addScannedPackageLPw(pkg); 8680 8681 int N = pkg.providers.size(); 8682 StringBuilder r = null; 8683 int i; 8684 for (i=0; i<N; i++) { 8685 PackageParser.Provider p = pkg.providers.get(i); 8686 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 8687 p.info.processName, pkg.applicationInfo.uid); 8688 mProviders.addProvider(p); 8689 p.syncable = p.info.isSyncable; 8690 if (p.info.authority != null) { 8691 String names[] = p.info.authority.split(";"); 8692 p.info.authority = null; 8693 for (int j = 0; j < names.length; j++) { 8694 if (j == 1 && p.syncable) { 8695 // We only want the first authority for a provider to possibly be 8696 // syncable, so if we already added this provider using a different 8697 // authority clear the syncable flag. We copy the provider before 8698 // changing it because the mProviders object contains a reference 8699 // to a provider that we don't want to change. 8700 // Only do this for the second authority since the resulting provider 8701 // object can be the same for all future authorities for this provider. 8702 p = new PackageParser.Provider(p); 8703 p.syncable = false; 8704 } 8705 if (!mProvidersByAuthority.containsKey(names[j])) { 8706 mProvidersByAuthority.put(names[j], p); 8707 if (p.info.authority == null) { 8708 p.info.authority = names[j]; 8709 } else { 8710 p.info.authority = p.info.authority + ";" + names[j]; 8711 } 8712 if (DEBUG_PACKAGE_SCANNING) { 8713 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8714 Log.d(TAG, "Registered content provider: " + names[j] 8715 + ", className = " + p.info.name + ", isSyncable = " 8716 + p.info.isSyncable); 8717 } 8718 } else { 8719 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8720 Slog.w(TAG, "Skipping provider name " + names[j] + 8721 " (in package " + pkg.applicationInfo.packageName + 8722 "): name already used by " 8723 + ((other != null && other.getComponentName() != null) 8724 ? other.getComponentName().getPackageName() : "?")); 8725 } 8726 } 8727 } 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(p.info.name); 8735 } 8736 } 8737 if (r != null) { 8738 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 8739 } 8740 8741 N = pkg.services.size(); 8742 r = null; 8743 for (i=0; i<N; i++) { 8744 PackageParser.Service s = pkg.services.get(i); 8745 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 8746 s.info.processName, pkg.applicationInfo.uid); 8747 mServices.addService(s); 8748 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8749 if (r == null) { 8750 r = new StringBuilder(256); 8751 } else { 8752 r.append(' '); 8753 } 8754 r.append(s.info.name); 8755 } 8756 } 8757 if (r != null) { 8758 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 8759 } 8760 8761 N = pkg.receivers.size(); 8762 r = null; 8763 for (i=0; i<N; i++) { 8764 PackageParser.Activity a = pkg.receivers.get(i); 8765 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8766 a.info.processName, pkg.applicationInfo.uid); 8767 mReceivers.addActivity(a, "receiver"); 8768 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8769 if (r == null) { 8770 r = new StringBuilder(256); 8771 } else { 8772 r.append(' '); 8773 } 8774 r.append(a.info.name); 8775 } 8776 } 8777 if (r != null) { 8778 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 8779 } 8780 8781 N = pkg.activities.size(); 8782 r = null; 8783 for (i=0; i<N; i++) { 8784 PackageParser.Activity a = pkg.activities.get(i); 8785 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8786 a.info.processName, pkg.applicationInfo.uid); 8787 mActivities.addActivity(a, "activity"); 8788 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8789 if (r == null) { 8790 r = new StringBuilder(256); 8791 } else { 8792 r.append(' '); 8793 } 8794 r.append(a.info.name); 8795 } 8796 } 8797 if (r != null) { 8798 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 8799 } 8800 8801 N = pkg.permissionGroups.size(); 8802 r = null; 8803 for (i=0; i<N; i++) { 8804 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 8805 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 8806 final String curPackageName = cur == null ? null : cur.info.packageName; 8807 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 8808 if (cur == null || isPackageUpdate) { 8809 mPermissionGroups.put(pg.info.name, pg); 8810 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8811 if (r == null) { 8812 r = new StringBuilder(256); 8813 } else { 8814 r.append(' '); 8815 } 8816 if (isPackageUpdate) { 8817 r.append("UPD:"); 8818 } 8819 r.append(pg.info.name); 8820 } 8821 } else { 8822 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 8823 + pg.info.packageName + " ignored: original from " 8824 + cur.info.packageName); 8825 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8826 if (r == null) { 8827 r = new StringBuilder(256); 8828 } else { 8829 r.append(' '); 8830 } 8831 r.append("DUP:"); 8832 r.append(pg.info.name); 8833 } 8834 } 8835 } 8836 if (r != null) { 8837 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 8838 } 8839 8840 N = pkg.permissions.size(); 8841 r = null; 8842 for (i=0; i<N; i++) { 8843 PackageParser.Permission p = pkg.permissions.get(i); 8844 8845 // Assume by default that we did not install this permission into the system. 8846 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 8847 8848 // Now that permission groups have a special meaning, we ignore permission 8849 // groups for legacy apps to prevent unexpected behavior. In particular, 8850 // permissions for one app being granted to someone just becase they happen 8851 // to be in a group defined by another app (before this had no implications). 8852 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 8853 p.group = mPermissionGroups.get(p.info.group); 8854 // Warn for a permission in an unknown group. 8855 if (p.info.group != null && p.group == null) { 8856 Slog.w(TAG, "Permission " + p.info.name + " from package " 8857 + p.info.packageName + " in an unknown group " + p.info.group); 8858 } 8859 } 8860 8861 ArrayMap<String, BasePermission> permissionMap = 8862 p.tree ? mSettings.mPermissionTrees 8863 : mSettings.mPermissions; 8864 BasePermission bp = permissionMap.get(p.info.name); 8865 8866 // Allow system apps to redefine non-system permissions 8867 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 8868 final boolean currentOwnerIsSystem = (bp.perm != null 8869 && isSystemApp(bp.perm.owner)); 8870 if (isSystemApp(p.owner)) { 8871 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 8872 // It's a built-in permission and no owner, take ownership now 8873 bp.packageSetting = pkgSetting; 8874 bp.perm = p; 8875 bp.uid = pkg.applicationInfo.uid; 8876 bp.sourcePackage = p.info.packageName; 8877 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8878 } else if (!currentOwnerIsSystem) { 8879 String msg = "New decl " + p.owner + " of permission " 8880 + p.info.name + " is system; overriding " + bp.sourcePackage; 8881 reportSettingsProblem(Log.WARN, msg); 8882 bp = null; 8883 } 8884 } 8885 } 8886 8887 if (bp == null) { 8888 bp = new BasePermission(p.info.name, p.info.packageName, 8889 BasePermission.TYPE_NORMAL); 8890 permissionMap.put(p.info.name, bp); 8891 } 8892 8893 if (bp.perm == null) { 8894 if (bp.sourcePackage == null 8895 || bp.sourcePackage.equals(p.info.packageName)) { 8896 BasePermission tree = findPermissionTreeLP(p.info.name); 8897 if (tree == null 8898 || tree.sourcePackage.equals(p.info.packageName)) { 8899 bp.packageSetting = pkgSetting; 8900 bp.perm = p; 8901 bp.uid = pkg.applicationInfo.uid; 8902 bp.sourcePackage = p.info.packageName; 8903 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8904 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8905 if (r == null) { 8906 r = new StringBuilder(256); 8907 } else { 8908 r.append(' '); 8909 } 8910 r.append(p.info.name); 8911 } 8912 } else { 8913 Slog.w(TAG, "Permission " + p.info.name + " from package " 8914 + p.info.packageName + " ignored: base tree " 8915 + tree.name + " is from package " 8916 + tree.sourcePackage); 8917 } 8918 } else { 8919 Slog.w(TAG, "Permission " + p.info.name + " from package " 8920 + p.info.packageName + " ignored: original from " 8921 + bp.sourcePackage); 8922 } 8923 } else if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8924 if (r == null) { 8925 r = new StringBuilder(256); 8926 } else { 8927 r.append(' '); 8928 } 8929 r.append("DUP:"); 8930 r.append(p.info.name); 8931 } 8932 if (bp.perm == p) { 8933 bp.protectionLevel = p.info.protectionLevel; 8934 } 8935 } 8936 8937 if (r != null) { 8938 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 8939 } 8940 8941 N = pkg.instrumentation.size(); 8942 r = null; 8943 for (i=0; i<N; i++) { 8944 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8945 a.info.packageName = pkg.applicationInfo.packageName; 8946 a.info.sourceDir = pkg.applicationInfo.sourceDir; 8947 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 8948 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 8949 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 8950 a.info.dataDir = pkg.applicationInfo.dataDir; 8951 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 8952 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 8953 8954 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 8955 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 8956 mInstrumentation.put(a.getComponentName(), a); 8957 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8958 if (r == null) { 8959 r = new StringBuilder(256); 8960 } else { 8961 r.append(' '); 8962 } 8963 r.append(a.info.name); 8964 } 8965 } 8966 if (r != null) { 8967 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 8968 } 8969 8970 if (pkg.protectedBroadcasts != null) { 8971 N = pkg.protectedBroadcasts.size(); 8972 for (i=0; i<N; i++) { 8973 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 8974 } 8975 } 8976 8977 pkgSetting.setTimeStamp(scanFileTime); 8978 8979 // Create idmap files for pairs of (packages, overlay packages). 8980 // Note: "android", ie framework-res.apk, is handled by native layers. 8981 if (pkg.mOverlayTarget != null) { 8982 // This is an overlay package. 8983 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 8984 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 8985 mOverlays.put(pkg.mOverlayTarget, 8986 new ArrayMap<String, PackageParser.Package>()); 8987 } 8988 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 8989 map.put(pkg.packageName, pkg); 8990 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 8991 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 8992 createIdmapFailed = true; 8993 } 8994 } 8995 } else if (mOverlays.containsKey(pkg.packageName) && 8996 !pkg.packageName.equals("android")) { 8997 // This is a regular package, with one or more known overlay packages. 8998 createIdmapsForPackageLI(pkg); 8999 } 9000 } 9001 9002 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9003 9004 if (createIdmapFailed) { 9005 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9006 "scanPackageLI failed to createIdmap"); 9007 } 9008 return pkg; 9009 } 9010 9011 private void maybeRenameForeignDexMarkers(PackageParser.Package existing, 9012 PackageParser.Package update, UserHandle user) { 9013 if (existing.applicationInfo == null || update.applicationInfo == null) { 9014 // This isn't due to an app installation. 9015 return; 9016 } 9017 9018 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 9019 final File newCodePath = new File(update.applicationInfo.getCodePath()); 9020 9021 // The codePath hasn't changed, so there's nothing for us to do. 9022 if (Objects.equals(oldCodePath, newCodePath)) { 9023 return; 9024 } 9025 9026 File canonicalNewCodePath; 9027 try { 9028 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 9029 } catch (IOException e) { 9030 Slog.w(TAG, "Failed to get canonical path.", e); 9031 return; 9032 } 9033 9034 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 9035 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 9036 // that the last component of the path (i.e, the name) doesn't need canonicalization 9037 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 9038 // but may change in the future. Hopefully this function won't exist at that point. 9039 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 9040 oldCodePath.getName()); 9041 9042 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 9043 // with "@". 9044 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 9045 if (!oldMarkerPrefix.endsWith("@")) { 9046 oldMarkerPrefix += "@"; 9047 } 9048 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 9049 if (!newMarkerPrefix.endsWith("@")) { 9050 newMarkerPrefix += "@"; 9051 } 9052 9053 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 9054 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 9055 for (String updatedPath : updatedPaths) { 9056 String updatedPathName = new File(updatedPath).getName(); 9057 markerSuffixes.add(updatedPathName.replace('/', '@')); 9058 } 9059 9060 for (int userId : resolveUserIds(user.getIdentifier())) { 9061 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 9062 9063 for (String markerSuffix : markerSuffixes) { 9064 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 9065 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 9066 if (oldForeignUseMark.exists()) { 9067 try { 9068 Os.rename(oldForeignUseMark.getAbsolutePath(), 9069 newForeignUseMark.getAbsolutePath()); 9070 } catch (ErrnoException e) { 9071 Slog.w(TAG, "Failed to rename foreign use marker", e); 9072 oldForeignUseMark.delete(); 9073 } 9074 } 9075 } 9076 } 9077 } 9078 9079 /** 9080 * Derive the ABI of a non-system package located at {@code scanFile}. This information 9081 * is derived purely on the basis of the contents of {@code scanFile} and 9082 * {@code cpuAbiOverride}. 9083 * 9084 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 9085 */ 9086 private void derivePackageAbi(PackageParser.Package pkg, File scanFile, 9087 String cpuAbiOverride, boolean extractLibs) 9088 throws PackageManagerException { 9089 // TODO: We can probably be smarter about this stuff. For installed apps, 9090 // we can calculate this information at install time once and for all. For 9091 // system apps, we can probably assume that this information doesn't change 9092 // after the first boot scan. As things stand, we do lots of unnecessary work. 9093 9094 // Give ourselves some initial paths; we'll come back for another 9095 // pass once we've determined ABI below. 9096 setNativeLibraryPaths(pkg); 9097 9098 // We would never need to extract libs for forward-locked and external packages, 9099 // since the container service will do it for us. We shouldn't attempt to 9100 // extract libs from system app when it was not updated. 9101 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 9102 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 9103 extractLibs = false; 9104 } 9105 9106 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 9107 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 9108 9109 NativeLibraryHelper.Handle handle = null; 9110 try { 9111 handle = NativeLibraryHelper.Handle.create(pkg); 9112 // TODO(multiArch): This can be null for apps that didn't go through the 9113 // usual installation process. We can calculate it again, like we 9114 // do during install time. 9115 // 9116 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 9117 // unnecessary. 9118 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 9119 9120 // Null out the abis so that they can be recalculated. 9121 pkg.applicationInfo.primaryCpuAbi = null; 9122 pkg.applicationInfo.secondaryCpuAbi = null; 9123 if (isMultiArch(pkg.applicationInfo)) { 9124 // Warn if we've set an abiOverride for multi-lib packages.. 9125 // By definition, we need to copy both 32 and 64 bit libraries for 9126 // such packages. 9127 if (pkg.cpuAbiOverride != null 9128 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 9129 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 9130 } 9131 9132 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 9133 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 9134 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 9135 if (extractLibs) { 9136 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 9137 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9138 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 9139 useIsaSpecificSubdirs); 9140 } else { 9141 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 9142 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 9143 } 9144 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9145 } 9146 9147 maybeThrowExceptionForMultiArchCopy( 9148 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 9149 9150 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 9151 if (extractLibs) { 9152 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 9153 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9154 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 9155 useIsaSpecificSubdirs); 9156 } else { 9157 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 9158 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 9159 } 9160 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9161 } 9162 9163 maybeThrowExceptionForMultiArchCopy( 9164 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 9165 9166 if (abi64 >= 0) { 9167 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 9168 } 9169 9170 if (abi32 >= 0) { 9171 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 9172 if (abi64 >= 0) { 9173 if (pkg.use32bitAbi) { 9174 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 9175 pkg.applicationInfo.primaryCpuAbi = abi; 9176 } else { 9177 pkg.applicationInfo.secondaryCpuAbi = abi; 9178 } 9179 } else { 9180 pkg.applicationInfo.primaryCpuAbi = abi; 9181 } 9182 } 9183 9184 } else { 9185 String[] abiList = (cpuAbiOverride != null) ? 9186 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 9187 9188 // Enable gross and lame hacks for apps that are built with old 9189 // SDK tools. We must scan their APKs for renderscript bitcode and 9190 // not launch them if it's present. Don't bother checking on devices 9191 // that don't have 64 bit support. 9192 boolean needsRenderScriptOverride = false; 9193 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 9194 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9195 abiList = Build.SUPPORTED_32_BIT_ABIS; 9196 needsRenderScriptOverride = true; 9197 } 9198 9199 final int copyRet; 9200 if (extractLibs) { 9201 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 9202 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9203 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 9204 } else { 9205 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 9206 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 9207 } 9208 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9209 9210 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9211 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 9212 "Error unpackaging native libs for app, errorCode=" + copyRet); 9213 } 9214 9215 if (copyRet >= 0) { 9216 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 9217 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 9218 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 9219 } else if (needsRenderScriptOverride) { 9220 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 9221 } 9222 } 9223 } catch (IOException ioe) { 9224 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 9225 } finally { 9226 IoUtils.closeQuietly(handle); 9227 } 9228 9229 // Now that we've calculated the ABIs and determined if it's an internal app, 9230 // we will go ahead and populate the nativeLibraryPath. 9231 setNativeLibraryPaths(pkg); 9232 } 9233 9234 /** 9235 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 9236 * i.e, so that all packages can be run inside a single process if required. 9237 * 9238 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 9239 * this function will either try and make the ABI for all packages in {@code packagesForUser} 9240 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 9241 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 9242 * updating a package that belongs to a shared user. 9243 * 9244 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 9245 * adds unnecessary complexity. 9246 */ 9247 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 9248 PackageParser.Package scannedPackage, boolean bootComplete) { 9249 String requiredInstructionSet = null; 9250 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 9251 requiredInstructionSet = VMRuntime.getInstructionSet( 9252 scannedPackage.applicationInfo.primaryCpuAbi); 9253 } 9254 9255 PackageSetting requirer = null; 9256 for (PackageSetting ps : packagesForUser) { 9257 // If packagesForUser contains scannedPackage, we skip it. This will happen 9258 // when scannedPackage is an update of an existing package. Without this check, 9259 // we will never be able to change the ABI of any package belonging to a shared 9260 // user, even if it's compatible with other packages. 9261 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9262 if (ps.primaryCpuAbiString == null) { 9263 continue; 9264 } 9265 9266 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 9267 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 9268 // We have a mismatch between instruction sets (say arm vs arm64) warn about 9269 // this but there's not much we can do. 9270 String errorMessage = "Instruction set mismatch, " 9271 + ((requirer == null) ? "[caller]" : requirer) 9272 + " requires " + requiredInstructionSet + " whereas " + ps 9273 + " requires " + instructionSet; 9274 Slog.w(TAG, errorMessage); 9275 } 9276 9277 if (requiredInstructionSet == null) { 9278 requiredInstructionSet = instructionSet; 9279 requirer = ps; 9280 } 9281 } 9282 } 9283 9284 if (requiredInstructionSet != null) { 9285 String adjustedAbi; 9286 if (requirer != null) { 9287 // requirer != null implies that either scannedPackage was null or that scannedPackage 9288 // did not require an ABI, in which case we have to adjust scannedPackage to match 9289 // the ABI of the set (which is the same as requirer's ABI) 9290 adjustedAbi = requirer.primaryCpuAbiString; 9291 if (scannedPackage != null) { 9292 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 9293 } 9294 } else { 9295 // requirer == null implies that we're updating all ABIs in the set to 9296 // match scannedPackage. 9297 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 9298 } 9299 9300 for (PackageSetting ps : packagesForUser) { 9301 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9302 if (ps.primaryCpuAbiString != null) { 9303 continue; 9304 } 9305 9306 ps.primaryCpuAbiString = adjustedAbi; 9307 if (ps.pkg != null && ps.pkg.applicationInfo != null && 9308 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 9309 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 9310 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 9311 + " (requirer=" 9312 + (requirer == null ? "null" : requirer.pkg.packageName) 9313 + ", scannedPackage=" 9314 + (scannedPackage != null ? scannedPackage.packageName : "null") 9315 + ")"); 9316 try { 9317 mInstaller.rmdex(ps.codePathString, 9318 getDexCodeInstructionSet(getPreferredInstructionSet())); 9319 } catch (InstallerException ignored) { 9320 } 9321 } 9322 } 9323 } 9324 } 9325 } 9326 9327 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 9328 synchronized (mPackages) { 9329 mResolverReplaced = true; 9330 // Set up information for custom user intent resolution activity. 9331 mResolveActivity.applicationInfo = pkg.applicationInfo; 9332 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 9333 mResolveActivity.packageName = pkg.applicationInfo.packageName; 9334 mResolveActivity.processName = pkg.applicationInfo.packageName; 9335 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9336 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 9337 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9338 mResolveActivity.theme = 0; 9339 mResolveActivity.exported = true; 9340 mResolveActivity.enabled = true; 9341 mResolveInfo.activityInfo = mResolveActivity; 9342 mResolveInfo.priority = 0; 9343 mResolveInfo.preferredOrder = 0; 9344 mResolveInfo.match = 0; 9345 mResolveComponentName = mCustomResolverComponentName; 9346 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 9347 mResolveComponentName); 9348 } 9349 } 9350 9351 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 9352 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 9353 9354 // Set up information for ephemeral installer activity 9355 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 9356 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 9357 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 9358 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 9359 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9360 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 9361 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9362 mEphemeralInstallerActivity.theme = 0; 9363 mEphemeralInstallerActivity.exported = true; 9364 mEphemeralInstallerActivity.enabled = true; 9365 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 9366 mEphemeralInstallerInfo.priority = 0; 9367 mEphemeralInstallerInfo.preferredOrder = 1; 9368 mEphemeralInstallerInfo.isDefault = true; 9369 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 9370 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 9371 9372 if (DEBUG_EPHEMERAL) { 9373 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 9374 } 9375 } 9376 9377 private static String calculateBundledApkRoot(final String codePathString) { 9378 final File codePath = new File(codePathString); 9379 final File codeRoot; 9380 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 9381 codeRoot = Environment.getRootDirectory(); 9382 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 9383 codeRoot = Environment.getOemDirectory(); 9384 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 9385 codeRoot = Environment.getVendorDirectory(); 9386 } else { 9387 // Unrecognized code path; take its top real segment as the apk root: 9388 // e.g. /something/app/blah.apk => /something 9389 try { 9390 File f = codePath.getCanonicalFile(); 9391 File parent = f.getParentFile(); // non-null because codePath is a file 9392 File tmp; 9393 while ((tmp = parent.getParentFile()) != null) { 9394 f = parent; 9395 parent = tmp; 9396 } 9397 codeRoot = f; 9398 Slog.w(TAG, "Unrecognized code path " 9399 + codePath + " - using " + codeRoot); 9400 } catch (IOException e) { 9401 // Can't canonicalize the code path -- shenanigans? 9402 Slog.w(TAG, "Can't canonicalize code path " + codePath); 9403 return Environment.getRootDirectory().getPath(); 9404 } 9405 } 9406 return codeRoot.getPath(); 9407 } 9408 9409 /** 9410 * Derive and set the location of native libraries for the given package, 9411 * which varies depending on where and how the package was installed. 9412 */ 9413 private void setNativeLibraryPaths(PackageParser.Package pkg) { 9414 final ApplicationInfo info = pkg.applicationInfo; 9415 final String codePath = pkg.codePath; 9416 final File codeFile = new File(codePath); 9417 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 9418 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 9419 9420 info.nativeLibraryRootDir = null; 9421 info.nativeLibraryRootRequiresIsa = false; 9422 info.nativeLibraryDir = null; 9423 info.secondaryNativeLibraryDir = null; 9424 9425 if (isApkFile(codeFile)) { 9426 // Monolithic install 9427 if (bundledApp) { 9428 // If "/system/lib64/apkname" exists, assume that is the per-package 9429 // native library directory to use; otherwise use "/system/lib/apkname". 9430 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 9431 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 9432 getPrimaryInstructionSet(info)); 9433 9434 // This is a bundled system app so choose the path based on the ABI. 9435 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 9436 // is just the default path. 9437 final String apkName = deriveCodePathName(codePath); 9438 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 9439 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 9440 apkName).getAbsolutePath(); 9441 9442 if (info.secondaryCpuAbi != null) { 9443 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 9444 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 9445 secondaryLibDir, apkName).getAbsolutePath(); 9446 } 9447 } else if (asecApp) { 9448 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 9449 .getAbsolutePath(); 9450 } else { 9451 final String apkName = deriveCodePathName(codePath); 9452 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 9453 .getAbsolutePath(); 9454 } 9455 9456 info.nativeLibraryRootRequiresIsa = false; 9457 info.nativeLibraryDir = info.nativeLibraryRootDir; 9458 } else { 9459 // Cluster install 9460 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 9461 info.nativeLibraryRootRequiresIsa = true; 9462 9463 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 9464 getPrimaryInstructionSet(info)).getAbsolutePath(); 9465 9466 if (info.secondaryCpuAbi != null) { 9467 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 9468 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 9469 } 9470 } 9471 } 9472 9473 /** 9474 * Calculate the abis and roots for a bundled app. These can uniquely 9475 * be determined from the contents of the system partition, i.e whether 9476 * it contains 64 or 32 bit shared libraries etc. We do not validate any 9477 * of this information, and instead assume that the system was built 9478 * sensibly. 9479 */ 9480 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 9481 PackageSetting pkgSetting) { 9482 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 9483 9484 // If "/system/lib64/apkname" exists, assume that is the per-package 9485 // native library directory to use; otherwise use "/system/lib/apkname". 9486 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 9487 setBundledAppAbi(pkg, apkRoot, apkName); 9488 // pkgSetting might be null during rescan following uninstall of updates 9489 // to a bundled app, so accommodate that possibility. The settings in 9490 // that case will be established later from the parsed package. 9491 // 9492 // If the settings aren't null, sync them up with what we've just derived. 9493 // note that apkRoot isn't stored in the package settings. 9494 if (pkgSetting != null) { 9495 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9496 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9497 } 9498 } 9499 9500 /** 9501 * Deduces the ABI of a bundled app and sets the relevant fields on the 9502 * parsed pkg object. 9503 * 9504 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 9505 * under which system libraries are installed. 9506 * @param apkName the name of the installed package. 9507 */ 9508 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 9509 final File codeFile = new File(pkg.codePath); 9510 9511 final boolean has64BitLibs; 9512 final boolean has32BitLibs; 9513 if (isApkFile(codeFile)) { 9514 // Monolithic install 9515 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 9516 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 9517 } else { 9518 // Cluster install 9519 final File rootDir = new File(codeFile, LIB_DIR_NAME); 9520 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 9521 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 9522 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 9523 has64BitLibs = (new File(rootDir, isa)).exists(); 9524 } else { 9525 has64BitLibs = false; 9526 } 9527 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 9528 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 9529 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 9530 has32BitLibs = (new File(rootDir, isa)).exists(); 9531 } else { 9532 has32BitLibs = false; 9533 } 9534 } 9535 9536 if (has64BitLibs && !has32BitLibs) { 9537 // The package has 64 bit libs, but not 32 bit libs. Its primary 9538 // ABI should be 64 bit. We can safely assume here that the bundled 9539 // native libraries correspond to the most preferred ABI in the list. 9540 9541 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9542 pkg.applicationInfo.secondaryCpuAbi = null; 9543 } else if (has32BitLibs && !has64BitLibs) { 9544 // The package has 32 bit libs but not 64 bit libs. Its primary 9545 // ABI should be 32 bit. 9546 9547 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9548 pkg.applicationInfo.secondaryCpuAbi = null; 9549 } else if (has32BitLibs && has64BitLibs) { 9550 // The application has both 64 and 32 bit bundled libraries. We check 9551 // here that the app declares multiArch support, and warn if it doesn't. 9552 // 9553 // We will be lenient here and record both ABIs. The primary will be the 9554 // ABI that's higher on the list, i.e, a device that's configured to prefer 9555 // 64 bit apps will see a 64 bit primary ABI, 9556 9557 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 9558 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 9559 } 9560 9561 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 9562 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9563 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9564 } else { 9565 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9566 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9567 } 9568 } else { 9569 pkg.applicationInfo.primaryCpuAbi = null; 9570 pkg.applicationInfo.secondaryCpuAbi = null; 9571 } 9572 } 9573 9574 private void killApplication(String pkgName, int appId, String reason) { 9575 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 9576 } 9577 9578 private void killApplication(String pkgName, int appId, int userId, String reason) { 9579 // Request the ActivityManager to kill the process(only for existing packages) 9580 // so that we do not end up in a confused state while the user is still using the older 9581 // version of the application while the new one gets installed. 9582 final long token = Binder.clearCallingIdentity(); 9583 try { 9584 IActivityManager am = ActivityManagerNative.getDefault(); 9585 if (am != null) { 9586 try { 9587 am.killApplication(pkgName, appId, userId, reason); 9588 } catch (RemoteException e) { 9589 } 9590 } 9591 } finally { 9592 Binder.restoreCallingIdentity(token); 9593 } 9594 } 9595 9596 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 9597 // Remove the parent package setting 9598 PackageSetting ps = (PackageSetting) pkg.mExtras; 9599 if (ps != null) { 9600 removePackageLI(ps, chatty); 9601 } 9602 // Remove the child package setting 9603 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9604 for (int i = 0; i < childCount; i++) { 9605 PackageParser.Package childPkg = pkg.childPackages.get(i); 9606 ps = (PackageSetting) childPkg.mExtras; 9607 if (ps != null) { 9608 removePackageLI(ps, chatty); 9609 } 9610 } 9611 } 9612 9613 void removePackageLI(PackageSetting ps, boolean chatty) { 9614 if (DEBUG_INSTALL) { 9615 if (chatty) 9616 Log.d(TAG, "Removing package " + ps.name); 9617 } 9618 9619 // writer 9620 synchronized (mPackages) { 9621 mPackages.remove(ps.name); 9622 final PackageParser.Package pkg = ps.pkg; 9623 if (pkg != null) { 9624 cleanPackageDataStructuresLILPw(pkg, chatty); 9625 } 9626 } 9627 } 9628 9629 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 9630 if (DEBUG_INSTALL) { 9631 if (chatty) 9632 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 9633 } 9634 9635 // writer 9636 synchronized (mPackages) { 9637 // Remove the parent package 9638 mPackages.remove(pkg.applicationInfo.packageName); 9639 cleanPackageDataStructuresLILPw(pkg, chatty); 9640 9641 // Remove the child packages 9642 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9643 for (int i = 0; i < childCount; i++) { 9644 PackageParser.Package childPkg = pkg.childPackages.get(i); 9645 mPackages.remove(childPkg.applicationInfo.packageName); 9646 cleanPackageDataStructuresLILPw(childPkg, chatty); 9647 } 9648 } 9649 } 9650 9651 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 9652 int N = pkg.providers.size(); 9653 StringBuilder r = null; 9654 int i; 9655 for (i=0; i<N; i++) { 9656 PackageParser.Provider p = pkg.providers.get(i); 9657 mProviders.removeProvider(p); 9658 if (p.info.authority == null) { 9659 9660 /* There was another ContentProvider with this authority when 9661 * this app was installed so this authority is null, 9662 * Ignore it as we don't have to unregister the provider. 9663 */ 9664 continue; 9665 } 9666 String names[] = p.info.authority.split(";"); 9667 for (int j = 0; j < names.length; j++) { 9668 if (mProvidersByAuthority.get(names[j]) == p) { 9669 mProvidersByAuthority.remove(names[j]); 9670 if (DEBUG_REMOVE) { 9671 if (chatty) 9672 Log.d(TAG, "Unregistered content provider: " + names[j] 9673 + ", className = " + p.info.name + ", isSyncable = " 9674 + p.info.isSyncable); 9675 } 9676 } 9677 } 9678 if (DEBUG_REMOVE && chatty) { 9679 if (r == null) { 9680 r = new StringBuilder(256); 9681 } else { 9682 r.append(' '); 9683 } 9684 r.append(p.info.name); 9685 } 9686 } 9687 if (r != null) { 9688 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 9689 } 9690 9691 N = pkg.services.size(); 9692 r = null; 9693 for (i=0; i<N; i++) { 9694 PackageParser.Service s = pkg.services.get(i); 9695 mServices.removeService(s); 9696 if (chatty) { 9697 if (r == null) { 9698 r = new StringBuilder(256); 9699 } else { 9700 r.append(' '); 9701 } 9702 r.append(s.info.name); 9703 } 9704 } 9705 if (r != null) { 9706 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 9707 } 9708 9709 N = pkg.receivers.size(); 9710 r = null; 9711 for (i=0; i<N; i++) { 9712 PackageParser.Activity a = pkg.receivers.get(i); 9713 mReceivers.removeActivity(a, "receiver"); 9714 if (DEBUG_REMOVE && chatty) { 9715 if (r == null) { 9716 r = new StringBuilder(256); 9717 } else { 9718 r.append(' '); 9719 } 9720 r.append(a.info.name); 9721 } 9722 } 9723 if (r != null) { 9724 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 9725 } 9726 9727 N = pkg.activities.size(); 9728 r = null; 9729 for (i=0; i<N; i++) { 9730 PackageParser.Activity a = pkg.activities.get(i); 9731 mActivities.removeActivity(a, "activity"); 9732 if (DEBUG_REMOVE && chatty) { 9733 if (r == null) { 9734 r = new StringBuilder(256); 9735 } else { 9736 r.append(' '); 9737 } 9738 r.append(a.info.name); 9739 } 9740 } 9741 if (r != null) { 9742 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 9743 } 9744 9745 N = pkg.permissions.size(); 9746 r = null; 9747 for (i=0; i<N; i++) { 9748 PackageParser.Permission p = pkg.permissions.get(i); 9749 BasePermission bp = mSettings.mPermissions.get(p.info.name); 9750 if (bp == null) { 9751 bp = mSettings.mPermissionTrees.get(p.info.name); 9752 } 9753 if (bp != null && bp.perm == p) { 9754 bp.perm = null; 9755 if (DEBUG_REMOVE && chatty) { 9756 if (r == null) { 9757 r = new StringBuilder(256); 9758 } else { 9759 r.append(' '); 9760 } 9761 r.append(p.info.name); 9762 } 9763 } 9764 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9765 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 9766 if (appOpPkgs != null) { 9767 appOpPkgs.remove(pkg.packageName); 9768 } 9769 } 9770 } 9771 if (r != null) { 9772 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9773 } 9774 9775 N = pkg.requestedPermissions.size(); 9776 r = null; 9777 for (i=0; i<N; i++) { 9778 String perm = pkg.requestedPermissions.get(i); 9779 BasePermission bp = mSettings.mPermissions.get(perm); 9780 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9781 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 9782 if (appOpPkgs != null) { 9783 appOpPkgs.remove(pkg.packageName); 9784 if (appOpPkgs.isEmpty()) { 9785 mAppOpPermissionPackages.remove(perm); 9786 } 9787 } 9788 } 9789 } 9790 if (r != null) { 9791 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9792 } 9793 9794 N = pkg.instrumentation.size(); 9795 r = null; 9796 for (i=0; i<N; i++) { 9797 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 9798 mInstrumentation.remove(a.getComponentName()); 9799 if (DEBUG_REMOVE && chatty) { 9800 if (r == null) { 9801 r = new StringBuilder(256); 9802 } else { 9803 r.append(' '); 9804 } 9805 r.append(a.info.name); 9806 } 9807 } 9808 if (r != null) { 9809 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 9810 } 9811 9812 r = null; 9813 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 9814 // Only system apps can hold shared libraries. 9815 if (pkg.libraryNames != null) { 9816 for (i=0; i<pkg.libraryNames.size(); i++) { 9817 String name = pkg.libraryNames.get(i); 9818 SharedLibraryEntry cur = mSharedLibraries.get(name); 9819 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 9820 mSharedLibraries.remove(name); 9821 if (DEBUG_REMOVE && chatty) { 9822 if (r == null) { 9823 r = new StringBuilder(256); 9824 } else { 9825 r.append(' '); 9826 } 9827 r.append(name); 9828 } 9829 } 9830 } 9831 } 9832 } 9833 if (r != null) { 9834 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 9835 } 9836 } 9837 9838 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 9839 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 9840 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 9841 return true; 9842 } 9843 } 9844 return false; 9845 } 9846 9847 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 9848 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 9849 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 9850 9851 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 9852 // Update the parent permissions 9853 updatePermissionsLPw(pkg.packageName, pkg, flags); 9854 // Update the child permissions 9855 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9856 for (int i = 0; i < childCount; i++) { 9857 PackageParser.Package childPkg = pkg.childPackages.get(i); 9858 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 9859 } 9860 } 9861 9862 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 9863 int flags) { 9864 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 9865 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 9866 } 9867 9868 private void updatePermissionsLPw(String changingPkg, 9869 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 9870 // Make sure there are no dangling permission trees. 9871 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 9872 while (it.hasNext()) { 9873 final BasePermission bp = it.next(); 9874 if (bp.packageSetting == null) { 9875 // We may not yet have parsed the package, so just see if 9876 // we still know about its settings. 9877 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9878 } 9879 if (bp.packageSetting == null) { 9880 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9881 + " from package " + bp.sourcePackage); 9882 it.remove(); 9883 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9884 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9885 Slog.i(TAG, "Removing old permission tree: " + bp.name 9886 + " from package " + bp.sourcePackage); 9887 flags |= UPDATE_PERMISSIONS_ALL; 9888 it.remove(); 9889 } 9890 } 9891 } 9892 9893 // Make sure all dynamic permissions have been assigned to a package, 9894 // and make sure there are no dangling permissions. 9895 it = mSettings.mPermissions.values().iterator(); 9896 while (it.hasNext()) { 9897 final BasePermission bp = it.next(); 9898 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9899 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9900 + bp.name + " pkg=" + bp.sourcePackage 9901 + " info=" + bp.pendingInfo); 9902 if (bp.packageSetting == null && bp.pendingInfo != null) { 9903 final BasePermission tree = findPermissionTreeLP(bp.name); 9904 if (tree != null && tree.perm != null) { 9905 bp.packageSetting = tree.packageSetting; 9906 bp.perm = new PackageParser.Permission(tree.perm.owner, 9907 new PermissionInfo(bp.pendingInfo)); 9908 bp.perm.info.packageName = tree.perm.info.packageName; 9909 bp.perm.info.name = bp.name; 9910 bp.uid = tree.uid; 9911 } 9912 } 9913 } 9914 if (bp.packageSetting == null) { 9915 // We may not yet have parsed the package, so just see if 9916 // we still know about its settings. 9917 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9918 } 9919 if (bp.packageSetting == null) { 9920 Slog.w(TAG, "Removing dangling permission: " + bp.name 9921 + " from package " + bp.sourcePackage); 9922 it.remove(); 9923 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9924 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9925 Slog.i(TAG, "Removing old permission: " + bp.name 9926 + " from package " + bp.sourcePackage); 9927 flags |= UPDATE_PERMISSIONS_ALL; 9928 it.remove(); 9929 } 9930 } 9931 } 9932 9933 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 9934 // Now update the permissions for all packages, in particular 9935 // replace the granted permissions of the system packages. 9936 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9937 for (PackageParser.Package pkg : mPackages.values()) { 9938 if (pkg != pkgInfo) { 9939 // Only replace for packages on requested volume 9940 final String volumeUuid = getVolumeUuidForPackage(pkg); 9941 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9942 && Objects.equals(replaceVolumeUuid, volumeUuid); 9943 grantPermissionsLPw(pkg, replace, changingPkg); 9944 } 9945 } 9946 } 9947 9948 if (pkgInfo != null) { 9949 // Only replace for packages on requested volume 9950 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 9951 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 9952 && Objects.equals(replaceVolumeUuid, volumeUuid); 9953 grantPermissionsLPw(pkgInfo, replace, changingPkg); 9954 } 9955 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9956 } 9957 9958 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 9959 String packageOfInterest) { 9960 // IMPORTANT: There are two types of permissions: install and runtime. 9961 // Install time permissions are granted when the app is installed to 9962 // all device users and users added in the future. Runtime permissions 9963 // are granted at runtime explicitly to specific users. Normal and signature 9964 // protected permissions are install time permissions. Dangerous permissions 9965 // are install permissions if the app's target SDK is Lollipop MR1 or older, 9966 // otherwise they are runtime permissions. This function does not manage 9967 // runtime permissions except for the case an app targeting Lollipop MR1 9968 // being upgraded to target a newer SDK, in which case dangerous permissions 9969 // are transformed from install time to runtime ones. 9970 9971 final PackageSetting ps = (PackageSetting) pkg.mExtras; 9972 if (ps == null) { 9973 return; 9974 } 9975 9976 PermissionsState permissionsState = ps.getPermissionsState(); 9977 PermissionsState origPermissions = permissionsState; 9978 9979 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 9980 9981 boolean runtimePermissionsRevoked = false; 9982 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 9983 9984 boolean changedInstallPermission = false; 9985 9986 if (replace) { 9987 ps.installPermissionsFixed = false; 9988 if (!ps.isSharedUser()) { 9989 origPermissions = new PermissionsState(permissionsState); 9990 permissionsState.reset(); 9991 } else { 9992 // We need to know only about runtime permission changes since the 9993 // calling code always writes the install permissions state but 9994 // the runtime ones are written only if changed. The only cases of 9995 // changed runtime permissions here are promotion of an install to 9996 // runtime and revocation of a runtime from a shared user. 9997 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 9998 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 9999 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 10000 runtimePermissionsRevoked = true; 10001 } 10002 } 10003 } 10004 10005 permissionsState.setGlobalGids(mGlobalGids); 10006 10007 final int N = pkg.requestedPermissions.size(); 10008 for (int i=0; i<N; i++) { 10009 final String name = pkg.requestedPermissions.get(i); 10010 final BasePermission bp = mSettings.mPermissions.get(name); 10011 10012 if (DEBUG_INSTALL) { 10013 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 10014 } 10015 10016 if (bp == null || bp.packageSetting == null) { 10017 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 10018 Slog.w(TAG, "Unknown permission " + name 10019 + " in package " + pkg.packageName); 10020 } 10021 continue; 10022 } 10023 10024 final String perm = bp.name; 10025 boolean allowedSig = false; 10026 int grant = GRANT_DENIED; 10027 10028 // Keep track of app op permissions. 10029 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10030 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 10031 if (pkgs == null) { 10032 pkgs = new ArraySet<>(); 10033 mAppOpPermissionPackages.put(bp.name, pkgs); 10034 } 10035 pkgs.add(pkg.packageName); 10036 } 10037 10038 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 10039 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 10040 >= Build.VERSION_CODES.M; 10041 switch (level) { 10042 case PermissionInfo.PROTECTION_NORMAL: { 10043 // For all apps normal permissions are install time ones. 10044 grant = GRANT_INSTALL; 10045 } break; 10046 10047 case PermissionInfo.PROTECTION_DANGEROUS: { 10048 // If a permission review is required for legacy apps we represent 10049 // their permissions as always granted runtime ones since we need 10050 // to keep the review required permission flag per user while an 10051 // install permission's state is shared across all users. 10052 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 10053 // For legacy apps dangerous permissions are install time ones. 10054 grant = GRANT_INSTALL; 10055 } else if (origPermissions.hasInstallPermission(bp.name)) { 10056 // For legacy apps that became modern, install becomes runtime. 10057 grant = GRANT_UPGRADE; 10058 } else if (mPromoteSystemApps 10059 && isSystemApp(ps) 10060 && mExistingSystemPackages.contains(ps.name)) { 10061 // For legacy system apps, install becomes runtime. 10062 // We cannot check hasInstallPermission() for system apps since those 10063 // permissions were granted implicitly and not persisted pre-M. 10064 grant = GRANT_UPGRADE; 10065 } else { 10066 // For modern apps keep runtime permissions unchanged. 10067 grant = GRANT_RUNTIME; 10068 } 10069 } break; 10070 10071 case PermissionInfo.PROTECTION_SIGNATURE: { 10072 // For all apps signature permissions are install time ones. 10073 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 10074 if (allowedSig) { 10075 grant = GRANT_INSTALL; 10076 } 10077 } break; 10078 } 10079 10080 if (DEBUG_INSTALL) { 10081 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 10082 } 10083 10084 if (grant != GRANT_DENIED) { 10085 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 10086 // If this is an existing, non-system package, then 10087 // we can't add any new permissions to it. 10088 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 10089 // Except... if this is a permission that was added 10090 // to the platform (note: need to only do this when 10091 // updating the platform). 10092 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 10093 grant = GRANT_DENIED; 10094 } 10095 } 10096 } 10097 10098 switch (grant) { 10099 case GRANT_INSTALL: { 10100 // Revoke this as runtime permission to handle the case of 10101 // a runtime permission being downgraded to an install one. 10102 // Also in permission review mode we keep dangerous permissions 10103 // for legacy apps 10104 for (int userId : UserManagerService.getInstance().getUserIds()) { 10105 if (origPermissions.getRuntimePermissionState( 10106 bp.name, userId) != null) { 10107 // Revoke the runtime permission and clear the flags. 10108 origPermissions.revokeRuntimePermission(bp, userId); 10109 origPermissions.updatePermissionFlags(bp, userId, 10110 PackageManager.MASK_PERMISSION_FLAGS, 0); 10111 // If we revoked a permission permission, we have to write. 10112 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10113 changedRuntimePermissionUserIds, userId); 10114 } 10115 } 10116 // Grant an install permission. 10117 if (permissionsState.grantInstallPermission(bp) != 10118 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10119 changedInstallPermission = true; 10120 } 10121 } break; 10122 10123 case GRANT_RUNTIME: { 10124 // Grant previously granted runtime permissions. 10125 for (int userId : UserManagerService.getInstance().getUserIds()) { 10126 PermissionState permissionState = origPermissions 10127 .getRuntimePermissionState(bp.name, userId); 10128 int flags = permissionState != null 10129 ? permissionState.getFlags() : 0; 10130 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 10131 if (permissionsState.grantRuntimePermission(bp, userId) == 10132 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10133 // If we cannot put the permission as it was, we have to write. 10134 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10135 changedRuntimePermissionUserIds, userId); 10136 } 10137 // If the app supports runtime permissions no need for a review. 10138 if (mPermissionReviewRequired 10139 && appSupportsRuntimePermissions 10140 && (flags & PackageManager 10141 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 10142 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 10143 // Since we changed the flags, we have to write. 10144 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10145 changedRuntimePermissionUserIds, userId); 10146 } 10147 } else if (mPermissionReviewRequired 10148 && !appSupportsRuntimePermissions) { 10149 // For legacy apps that need a permission review, every new 10150 // runtime permission is granted but it is pending a review. 10151 // We also need to review only platform defined runtime 10152 // permissions as these are the only ones the platform knows 10153 // how to disable the API to simulate revocation as legacy 10154 // apps don't expect to run with revoked permissions. 10155 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 10156 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 10157 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 10158 // We changed the flags, hence have to write. 10159 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10160 changedRuntimePermissionUserIds, userId); 10161 } 10162 } 10163 if (permissionsState.grantRuntimePermission(bp, userId) 10164 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10165 // We changed the permission, hence have to write. 10166 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10167 changedRuntimePermissionUserIds, userId); 10168 } 10169 } 10170 // Propagate the permission flags. 10171 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 10172 } 10173 } break; 10174 10175 case GRANT_UPGRADE: { 10176 // Grant runtime permissions for a previously held install permission. 10177 PermissionState permissionState = origPermissions 10178 .getInstallPermissionState(bp.name); 10179 final int flags = permissionState != null ? permissionState.getFlags() : 0; 10180 10181 if (origPermissions.revokeInstallPermission(bp) 10182 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10183 // We will be transferring the permission flags, so clear them. 10184 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 10185 PackageManager.MASK_PERMISSION_FLAGS, 0); 10186 changedInstallPermission = true; 10187 } 10188 10189 // If the permission is not to be promoted to runtime we ignore it and 10190 // also its other flags as they are not applicable to install permissions. 10191 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 10192 for (int userId : currentUserIds) { 10193 if (permissionsState.grantRuntimePermission(bp, userId) != 10194 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10195 // Transfer the permission flags. 10196 permissionsState.updatePermissionFlags(bp, userId, 10197 flags, flags); 10198 // If we granted the permission, we have to write. 10199 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10200 changedRuntimePermissionUserIds, userId); 10201 } 10202 } 10203 } 10204 } break; 10205 10206 default: { 10207 if (packageOfInterest == null 10208 || packageOfInterest.equals(pkg.packageName)) { 10209 Slog.w(TAG, "Not granting permission " + perm 10210 + " to package " + pkg.packageName 10211 + " because it was previously installed without"); 10212 } 10213 } break; 10214 } 10215 } else { 10216 if (permissionsState.revokeInstallPermission(bp) != 10217 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10218 // Also drop the permission flags. 10219 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 10220 PackageManager.MASK_PERMISSION_FLAGS, 0); 10221 changedInstallPermission = true; 10222 Slog.i(TAG, "Un-granting permission " + perm 10223 + " from package " + pkg.packageName 10224 + " (protectionLevel=" + bp.protectionLevel 10225 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10226 + ")"); 10227 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 10228 // Don't print warning for app op permissions, since it is fine for them 10229 // not to be granted, there is a UI for the user to decide. 10230 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 10231 Slog.w(TAG, "Not granting permission " + perm 10232 + " to package " + pkg.packageName 10233 + " (protectionLevel=" + bp.protectionLevel 10234 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10235 + ")"); 10236 } 10237 } 10238 } 10239 } 10240 10241 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 10242 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 10243 // This is the first that we have heard about this package, so the 10244 // permissions we have now selected are fixed until explicitly 10245 // changed. 10246 ps.installPermissionsFixed = true; 10247 } 10248 10249 // Persist the runtime permissions state for users with changes. If permissions 10250 // were revoked because no app in the shared user declares them we have to 10251 // write synchronously to avoid losing runtime permissions state. 10252 for (int userId : changedRuntimePermissionUserIds) { 10253 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 10254 } 10255 } 10256 10257 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 10258 boolean allowed = false; 10259 final int NP = PackageParser.NEW_PERMISSIONS.length; 10260 for (int ip=0; ip<NP; ip++) { 10261 final PackageParser.NewPermissionInfo npi 10262 = PackageParser.NEW_PERMISSIONS[ip]; 10263 if (npi.name.equals(perm) 10264 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 10265 allowed = true; 10266 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 10267 + pkg.packageName); 10268 break; 10269 } 10270 } 10271 return allowed; 10272 } 10273 10274 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 10275 BasePermission bp, PermissionsState origPermissions) { 10276 boolean allowed; 10277 allowed = (compareSignatures( 10278 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 10279 == PackageManager.SIGNATURE_MATCH) 10280 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 10281 == PackageManager.SIGNATURE_MATCH); 10282 if (!allowed && (bp.protectionLevel 10283 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 10284 if (isSystemApp(pkg)) { 10285 // For updated system applications, a system permission 10286 // is granted only if it had been defined by the original application. 10287 if (pkg.isUpdatedSystemApp()) { 10288 final PackageSetting sysPs = mSettings 10289 .getDisabledSystemPkgLPr(pkg.packageName); 10290 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 10291 // If the original was granted this permission, we take 10292 // that grant decision as read and propagate it to the 10293 // update. 10294 if (sysPs.isPrivileged()) { 10295 allowed = true; 10296 } 10297 } else { 10298 // The system apk may have been updated with an older 10299 // version of the one on the data partition, but which 10300 // granted a new system permission that it didn't have 10301 // before. In this case we do want to allow the app to 10302 // now get the new permission if the ancestral apk is 10303 // privileged to get it. 10304 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 10305 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 10306 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 10307 allowed = true; 10308 break; 10309 } 10310 } 10311 } 10312 // Also if a privileged parent package on the system image or any of 10313 // its children requested a privileged permission, the updated child 10314 // packages can also get the permission. 10315 if (pkg.parentPackage != null) { 10316 final PackageSetting disabledSysParentPs = mSettings 10317 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 10318 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 10319 && disabledSysParentPs.isPrivileged()) { 10320 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 10321 allowed = true; 10322 } else if (disabledSysParentPs.pkg.childPackages != null) { 10323 final int count = disabledSysParentPs.pkg.childPackages.size(); 10324 for (int i = 0; i < count; i++) { 10325 PackageParser.Package disabledSysChildPkg = 10326 disabledSysParentPs.pkg.childPackages.get(i); 10327 if (isPackageRequestingPermission(disabledSysChildPkg, 10328 perm)) { 10329 allowed = true; 10330 break; 10331 } 10332 } 10333 } 10334 } 10335 } 10336 } 10337 } else { 10338 allowed = isPrivilegedApp(pkg); 10339 } 10340 } 10341 } 10342 if (!allowed) { 10343 if (!allowed && (bp.protectionLevel 10344 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 10345 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 10346 // If this was a previously normal/dangerous permission that got moved 10347 // to a system permission as part of the runtime permission redesign, then 10348 // we still want to blindly grant it to old apps. 10349 allowed = true; 10350 } 10351 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 10352 && pkg.packageName.equals(mRequiredInstallerPackage)) { 10353 // If this permission is to be granted to the system installer and 10354 // this app is an installer, then it gets the permission. 10355 allowed = true; 10356 } 10357 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 10358 && pkg.packageName.equals(mRequiredVerifierPackage)) { 10359 // If this permission is to be granted to the system verifier and 10360 // this app is a verifier, then it gets the permission. 10361 allowed = true; 10362 } 10363 if (!allowed && (bp.protectionLevel 10364 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 10365 && isSystemApp(pkg)) { 10366 // Any pre-installed system app is allowed to get this permission. 10367 allowed = true; 10368 } 10369 if (!allowed && (bp.protectionLevel 10370 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 10371 // For development permissions, a development permission 10372 // is granted only if it was already granted. 10373 allowed = origPermissions.hasInstallPermission(perm); 10374 } 10375 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 10376 && pkg.packageName.equals(mSetupWizardPackage)) { 10377 // If this permission is to be granted to the system setup wizard and 10378 // this app is a setup wizard, then it gets the permission. 10379 allowed = true; 10380 } 10381 } 10382 return allowed; 10383 } 10384 10385 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 10386 final int permCount = pkg.requestedPermissions.size(); 10387 for (int j = 0; j < permCount; j++) { 10388 String requestedPermission = pkg.requestedPermissions.get(j); 10389 if (permission.equals(requestedPermission)) { 10390 return true; 10391 } 10392 } 10393 return false; 10394 } 10395 10396 final class ActivityIntentResolver 10397 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 10398 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10399 boolean defaultOnly, int userId) { 10400 if (!sUserManager.exists(userId)) return null; 10401 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10402 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10403 } 10404 10405 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10406 int userId) { 10407 if (!sUserManager.exists(userId)) return null; 10408 mFlags = flags; 10409 return super.queryIntent(intent, resolvedType, 10410 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10411 } 10412 10413 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10414 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 10415 if (!sUserManager.exists(userId)) return null; 10416 if (packageActivities == null) { 10417 return null; 10418 } 10419 mFlags = flags; 10420 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10421 final int N = packageActivities.size(); 10422 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 10423 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 10424 10425 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 10426 for (int i = 0; i < N; ++i) { 10427 intentFilters = packageActivities.get(i).intents; 10428 if (intentFilters != null && intentFilters.size() > 0) { 10429 PackageParser.ActivityIntentInfo[] array = 10430 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 10431 intentFilters.toArray(array); 10432 listCut.add(array); 10433 } 10434 } 10435 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10436 } 10437 10438 /** 10439 * Finds a privileged activity that matches the specified activity names. 10440 */ 10441 private PackageParser.Activity findMatchingActivity( 10442 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 10443 for (PackageParser.Activity sysActivity : activityList) { 10444 if (sysActivity.info.name.equals(activityInfo.name)) { 10445 return sysActivity; 10446 } 10447 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 10448 return sysActivity; 10449 } 10450 if (sysActivity.info.targetActivity != null) { 10451 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 10452 return sysActivity; 10453 } 10454 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 10455 return sysActivity; 10456 } 10457 } 10458 } 10459 return null; 10460 } 10461 10462 public class IterGenerator<E> { 10463 public Iterator<E> generate(ActivityIntentInfo info) { 10464 return null; 10465 } 10466 } 10467 10468 public class ActionIterGenerator extends IterGenerator<String> { 10469 @Override 10470 public Iterator<String> generate(ActivityIntentInfo info) { 10471 return info.actionsIterator(); 10472 } 10473 } 10474 10475 public class CategoriesIterGenerator extends IterGenerator<String> { 10476 @Override 10477 public Iterator<String> generate(ActivityIntentInfo info) { 10478 return info.categoriesIterator(); 10479 } 10480 } 10481 10482 public class SchemesIterGenerator extends IterGenerator<String> { 10483 @Override 10484 public Iterator<String> generate(ActivityIntentInfo info) { 10485 return info.schemesIterator(); 10486 } 10487 } 10488 10489 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 10490 @Override 10491 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 10492 return info.authoritiesIterator(); 10493 } 10494 } 10495 10496 /** 10497 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 10498 * MODIFIED. Do not pass in a list that should not be changed. 10499 */ 10500 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 10501 IterGenerator<T> generator, Iterator<T> searchIterator) { 10502 // loop through the set of actions; every one must be found in the intent filter 10503 while (searchIterator.hasNext()) { 10504 // we must have at least one filter in the list to consider a match 10505 if (intentList.size() == 0) { 10506 break; 10507 } 10508 10509 final T searchAction = searchIterator.next(); 10510 10511 // loop through the set of intent filters 10512 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 10513 while (intentIter.hasNext()) { 10514 final ActivityIntentInfo intentInfo = intentIter.next(); 10515 boolean selectionFound = false; 10516 10517 // loop through the intent filter's selection criteria; at least one 10518 // of them must match the searched criteria 10519 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 10520 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 10521 final T intentSelection = intentSelectionIter.next(); 10522 if (intentSelection != null && intentSelection.equals(searchAction)) { 10523 selectionFound = true; 10524 break; 10525 } 10526 } 10527 10528 // the selection criteria wasn't found in this filter's set; this filter 10529 // is not a potential match 10530 if (!selectionFound) { 10531 intentIter.remove(); 10532 } 10533 } 10534 } 10535 } 10536 10537 private boolean isProtectedAction(ActivityIntentInfo filter) { 10538 final Iterator<String> actionsIter = filter.actionsIterator(); 10539 while (actionsIter != null && actionsIter.hasNext()) { 10540 final String filterAction = actionsIter.next(); 10541 if (PROTECTED_ACTIONS.contains(filterAction)) { 10542 return true; 10543 } 10544 } 10545 return false; 10546 } 10547 10548 /** 10549 * Adjusts the priority of the given intent filter according to policy. 10550 * <p> 10551 * <ul> 10552 * <li>The priority for non privileged applications is capped to '0'</li> 10553 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 10554 * <li>The priority for unbundled updates to privileged applications is capped to the 10555 * priority defined on the system partition</li> 10556 * </ul> 10557 * <p> 10558 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 10559 * allowed to obtain any priority on any action. 10560 */ 10561 private void adjustPriority( 10562 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 10563 // nothing to do; priority is fine as-is 10564 if (intent.getPriority() <= 0) { 10565 return; 10566 } 10567 10568 final ActivityInfo activityInfo = intent.activity.info; 10569 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 10570 10571 final boolean privilegedApp = 10572 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 10573 if (!privilegedApp) { 10574 // non-privileged applications can never define a priority >0 10575 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 10576 + " package: " + applicationInfo.packageName 10577 + " activity: " + intent.activity.className 10578 + " origPrio: " + intent.getPriority()); 10579 intent.setPriority(0); 10580 return; 10581 } 10582 10583 if (systemActivities == null) { 10584 // the system package is not disabled; we're parsing the system partition 10585 if (isProtectedAction(intent)) { 10586 if (mDeferProtectedFilters) { 10587 // We can't deal with these just yet. No component should ever obtain a 10588 // >0 priority for a protected actions, with ONE exception -- the setup 10589 // wizard. The setup wizard, however, cannot be known until we're able to 10590 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 10591 // until all intent filters have been processed. Chicken, meet egg. 10592 // Let the filter temporarily have a high priority and rectify the 10593 // priorities after all system packages have been scanned. 10594 mProtectedFilters.add(intent); 10595 if (DEBUG_FILTERS) { 10596 Slog.i(TAG, "Protected action; save for later;" 10597 + " package: " + applicationInfo.packageName 10598 + " activity: " + intent.activity.className 10599 + " origPrio: " + intent.getPriority()); 10600 } 10601 return; 10602 } else { 10603 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 10604 Slog.i(TAG, "No setup wizard;" 10605 + " All protected intents capped to priority 0"); 10606 } 10607 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 10608 if (DEBUG_FILTERS) { 10609 Slog.i(TAG, "Found setup wizard;" 10610 + " allow priority " + intent.getPriority() + ";" 10611 + " package: " + intent.activity.info.packageName 10612 + " activity: " + intent.activity.className 10613 + " priority: " + intent.getPriority()); 10614 } 10615 // setup wizard gets whatever it wants 10616 return; 10617 } 10618 Slog.w(TAG, "Protected action; cap priority to 0;" 10619 + " package: " + intent.activity.info.packageName 10620 + " activity: " + intent.activity.className 10621 + " origPrio: " + intent.getPriority()); 10622 intent.setPriority(0); 10623 return; 10624 } 10625 } 10626 // privileged apps on the system image get whatever priority they request 10627 return; 10628 } 10629 10630 // privileged app unbundled update ... try to find the same activity 10631 final PackageParser.Activity foundActivity = 10632 findMatchingActivity(systemActivities, activityInfo); 10633 if (foundActivity == null) { 10634 // this is a new activity; it cannot obtain >0 priority 10635 if (DEBUG_FILTERS) { 10636 Slog.i(TAG, "New activity; cap priority to 0;" 10637 + " package: " + applicationInfo.packageName 10638 + " activity: " + intent.activity.className 10639 + " origPrio: " + intent.getPriority()); 10640 } 10641 intent.setPriority(0); 10642 return; 10643 } 10644 10645 // found activity, now check for filter equivalence 10646 10647 // a shallow copy is enough; we modify the list, not its contents 10648 final List<ActivityIntentInfo> intentListCopy = 10649 new ArrayList<>(foundActivity.intents); 10650 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 10651 10652 // find matching action subsets 10653 final Iterator<String> actionsIterator = intent.actionsIterator(); 10654 if (actionsIterator != null) { 10655 getIntentListSubset( 10656 intentListCopy, new ActionIterGenerator(), actionsIterator); 10657 if (intentListCopy.size() == 0) { 10658 // no more intents to match; we're not equivalent 10659 if (DEBUG_FILTERS) { 10660 Slog.i(TAG, "Mismatched action; cap priority to 0;" 10661 + " package: " + applicationInfo.packageName 10662 + " activity: " + intent.activity.className 10663 + " origPrio: " + intent.getPriority()); 10664 } 10665 intent.setPriority(0); 10666 return; 10667 } 10668 } 10669 10670 // find matching category subsets 10671 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 10672 if (categoriesIterator != null) { 10673 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 10674 categoriesIterator); 10675 if (intentListCopy.size() == 0) { 10676 // no more intents to match; we're not equivalent 10677 if (DEBUG_FILTERS) { 10678 Slog.i(TAG, "Mismatched category; cap priority to 0;" 10679 + " package: " + applicationInfo.packageName 10680 + " activity: " + intent.activity.className 10681 + " origPrio: " + intent.getPriority()); 10682 } 10683 intent.setPriority(0); 10684 return; 10685 } 10686 } 10687 10688 // find matching schemes subsets 10689 final Iterator<String> schemesIterator = intent.schemesIterator(); 10690 if (schemesIterator != null) { 10691 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 10692 schemesIterator); 10693 if (intentListCopy.size() == 0) { 10694 // no more intents to match; we're not equivalent 10695 if (DEBUG_FILTERS) { 10696 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 10697 + " package: " + applicationInfo.packageName 10698 + " activity: " + intent.activity.className 10699 + " origPrio: " + intent.getPriority()); 10700 } 10701 intent.setPriority(0); 10702 return; 10703 } 10704 } 10705 10706 // find matching authorities subsets 10707 final Iterator<IntentFilter.AuthorityEntry> 10708 authoritiesIterator = intent.authoritiesIterator(); 10709 if (authoritiesIterator != null) { 10710 getIntentListSubset(intentListCopy, 10711 new AuthoritiesIterGenerator(), 10712 authoritiesIterator); 10713 if (intentListCopy.size() == 0) { 10714 // no more intents to match; we're not equivalent 10715 if (DEBUG_FILTERS) { 10716 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 10717 + " package: " + applicationInfo.packageName 10718 + " activity: " + intent.activity.className 10719 + " origPrio: " + intent.getPriority()); 10720 } 10721 intent.setPriority(0); 10722 return; 10723 } 10724 } 10725 10726 // we found matching filter(s); app gets the max priority of all intents 10727 int cappedPriority = 0; 10728 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 10729 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 10730 } 10731 if (intent.getPriority() > cappedPriority) { 10732 if (DEBUG_FILTERS) { 10733 Slog.i(TAG, "Found matching filter(s);" 10734 + " cap priority to " + cappedPriority + ";" 10735 + " package: " + applicationInfo.packageName 10736 + " activity: " + intent.activity.className 10737 + " origPrio: " + intent.getPriority()); 10738 } 10739 intent.setPriority(cappedPriority); 10740 return; 10741 } 10742 // all this for nothing; the requested priority was <= what was on the system 10743 } 10744 10745 public final void addActivity(PackageParser.Activity a, String type) { 10746 mActivities.put(a.getComponentName(), a); 10747 if (DEBUG_SHOW_INFO) 10748 Log.v( 10749 TAG, " " + type + " " + 10750 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 10751 if (DEBUG_SHOW_INFO) 10752 Log.v(TAG, " Class=" + a.info.name); 10753 final int NI = a.intents.size(); 10754 for (int j=0; j<NI; j++) { 10755 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10756 if ("activity".equals(type)) { 10757 final PackageSetting ps = 10758 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 10759 final List<PackageParser.Activity> systemActivities = 10760 ps != null && ps.pkg != null ? ps.pkg.activities : null; 10761 adjustPriority(systemActivities, intent); 10762 } 10763 if (DEBUG_SHOW_INFO) { 10764 Log.v(TAG, " IntentFilter:"); 10765 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10766 } 10767 if (!intent.debugCheck()) { 10768 Log.w(TAG, "==> For Activity " + a.info.name); 10769 } 10770 addFilter(intent); 10771 } 10772 } 10773 10774 public final void removeActivity(PackageParser.Activity a, String type) { 10775 mActivities.remove(a.getComponentName()); 10776 if (DEBUG_SHOW_INFO) { 10777 Log.v(TAG, " " + type + " " 10778 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 10779 : a.info.name) + ":"); 10780 Log.v(TAG, " Class=" + a.info.name); 10781 } 10782 final int NI = a.intents.size(); 10783 for (int j=0; j<NI; j++) { 10784 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10785 if (DEBUG_SHOW_INFO) { 10786 Log.v(TAG, " IntentFilter:"); 10787 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10788 } 10789 removeFilter(intent); 10790 } 10791 } 10792 10793 @Override 10794 protected boolean allowFilterResult( 10795 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 10796 ActivityInfo filterAi = filter.activity.info; 10797 for (int i=dest.size()-1; i>=0; i--) { 10798 ActivityInfo destAi = dest.get(i).activityInfo; 10799 if (destAi.name == filterAi.name 10800 && destAi.packageName == filterAi.packageName) { 10801 return false; 10802 } 10803 } 10804 return true; 10805 } 10806 10807 @Override 10808 protected ActivityIntentInfo[] newArray(int size) { 10809 return new ActivityIntentInfo[size]; 10810 } 10811 10812 @Override 10813 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 10814 if (!sUserManager.exists(userId)) return true; 10815 PackageParser.Package p = filter.activity.owner; 10816 if (p != null) { 10817 PackageSetting ps = (PackageSetting)p.mExtras; 10818 if (ps != null) { 10819 // System apps are never considered stopped for purposes of 10820 // filtering, because there may be no way for the user to 10821 // actually re-launch them. 10822 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 10823 && ps.getStopped(userId); 10824 } 10825 } 10826 return false; 10827 } 10828 10829 @Override 10830 protected boolean isPackageForFilter(String packageName, 10831 PackageParser.ActivityIntentInfo info) { 10832 return packageName.equals(info.activity.owner.packageName); 10833 } 10834 10835 @Override 10836 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 10837 int match, int userId) { 10838 if (!sUserManager.exists(userId)) return null; 10839 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 10840 return null; 10841 } 10842 final PackageParser.Activity activity = info.activity; 10843 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 10844 if (ps == null) { 10845 return null; 10846 } 10847 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 10848 ps.readUserState(userId), userId); 10849 if (ai == null) { 10850 return null; 10851 } 10852 final ResolveInfo res = new ResolveInfo(); 10853 res.activityInfo = ai; 10854 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 10855 res.filter = info; 10856 } 10857 if (info != null) { 10858 res.handleAllWebDataURI = info.handleAllWebDataURI(); 10859 } 10860 res.priority = info.getPriority(); 10861 res.preferredOrder = activity.owner.mPreferredOrder; 10862 //System.out.println("Result: " + res.activityInfo.className + 10863 // " = " + res.priority); 10864 res.match = match; 10865 res.isDefault = info.hasDefault; 10866 res.labelRes = info.labelRes; 10867 res.nonLocalizedLabel = info.nonLocalizedLabel; 10868 if (userNeedsBadging(userId)) { 10869 res.noResourceId = true; 10870 } else { 10871 res.icon = info.icon; 10872 } 10873 res.iconResourceId = info.icon; 10874 res.system = res.activityInfo.applicationInfo.isSystemApp(); 10875 return res; 10876 } 10877 10878 @Override 10879 protected void sortResults(List<ResolveInfo> results) { 10880 Collections.sort(results, mResolvePrioritySorter); 10881 } 10882 10883 @Override 10884 protected void dumpFilter(PrintWriter out, String prefix, 10885 PackageParser.ActivityIntentInfo filter) { 10886 out.print(prefix); out.print( 10887 Integer.toHexString(System.identityHashCode(filter.activity))); 10888 out.print(' '); 10889 filter.activity.printComponentShortName(out); 10890 out.print(" filter "); 10891 out.println(Integer.toHexString(System.identityHashCode(filter))); 10892 } 10893 10894 @Override 10895 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 10896 return filter.activity; 10897 } 10898 10899 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10900 PackageParser.Activity activity = (PackageParser.Activity)label; 10901 out.print(prefix); out.print( 10902 Integer.toHexString(System.identityHashCode(activity))); 10903 out.print(' '); 10904 activity.printComponentShortName(out); 10905 if (count > 1) { 10906 out.print(" ("); out.print(count); out.print(" filters)"); 10907 } 10908 out.println(); 10909 } 10910 10911 // Keys are String (activity class name), values are Activity. 10912 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 10913 = new ArrayMap<ComponentName, PackageParser.Activity>(); 10914 private int mFlags; 10915 } 10916 10917 private final class ServiceIntentResolver 10918 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 10919 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10920 boolean defaultOnly, int userId) { 10921 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10922 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10923 } 10924 10925 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10926 int userId) { 10927 if (!sUserManager.exists(userId)) return null; 10928 mFlags = flags; 10929 return super.queryIntent(intent, resolvedType, 10930 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10931 } 10932 10933 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10934 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 10935 if (!sUserManager.exists(userId)) return null; 10936 if (packageServices == null) { 10937 return null; 10938 } 10939 mFlags = flags; 10940 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10941 final int N = packageServices.size(); 10942 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 10943 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 10944 10945 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 10946 for (int i = 0; i < N; ++i) { 10947 intentFilters = packageServices.get(i).intents; 10948 if (intentFilters != null && intentFilters.size() > 0) { 10949 PackageParser.ServiceIntentInfo[] array = 10950 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 10951 intentFilters.toArray(array); 10952 listCut.add(array); 10953 } 10954 } 10955 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10956 } 10957 10958 public final void addService(PackageParser.Service s) { 10959 mServices.put(s.getComponentName(), s); 10960 if (DEBUG_SHOW_INFO) { 10961 Log.v(TAG, " " 10962 + (s.info.nonLocalizedLabel != null 10963 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 10964 Log.v(TAG, " Class=" + s.info.name); 10965 } 10966 final int NI = s.intents.size(); 10967 int j; 10968 for (j=0; j<NI; j++) { 10969 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 10970 if (DEBUG_SHOW_INFO) { 10971 Log.v(TAG, " IntentFilter:"); 10972 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10973 } 10974 if (!intent.debugCheck()) { 10975 Log.w(TAG, "==> For Service " + s.info.name); 10976 } 10977 addFilter(intent); 10978 } 10979 } 10980 10981 public final void removeService(PackageParser.Service s) { 10982 mServices.remove(s.getComponentName()); 10983 if (DEBUG_SHOW_INFO) { 10984 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 10985 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 10986 Log.v(TAG, " Class=" + s.info.name); 10987 } 10988 final int NI = s.intents.size(); 10989 int j; 10990 for (j=0; j<NI; j++) { 10991 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 10992 if (DEBUG_SHOW_INFO) { 10993 Log.v(TAG, " IntentFilter:"); 10994 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10995 } 10996 removeFilter(intent); 10997 } 10998 } 10999 11000 @Override 11001 protected boolean allowFilterResult( 11002 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 11003 ServiceInfo filterSi = filter.service.info; 11004 for (int i=dest.size()-1; i>=0; i--) { 11005 ServiceInfo destAi = dest.get(i).serviceInfo; 11006 if (destAi.name == filterSi.name 11007 && destAi.packageName == filterSi.packageName) { 11008 return false; 11009 } 11010 } 11011 return true; 11012 } 11013 11014 @Override 11015 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 11016 return new PackageParser.ServiceIntentInfo[size]; 11017 } 11018 11019 @Override 11020 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 11021 if (!sUserManager.exists(userId)) return true; 11022 PackageParser.Package p = filter.service.owner; 11023 if (p != null) { 11024 PackageSetting ps = (PackageSetting)p.mExtras; 11025 if (ps != null) { 11026 // System apps are never considered stopped for purposes of 11027 // filtering, because there may be no way for the user to 11028 // actually re-launch them. 11029 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 11030 && ps.getStopped(userId); 11031 } 11032 } 11033 return false; 11034 } 11035 11036 @Override 11037 protected boolean isPackageForFilter(String packageName, 11038 PackageParser.ServiceIntentInfo info) { 11039 return packageName.equals(info.service.owner.packageName); 11040 } 11041 11042 @Override 11043 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 11044 int match, int userId) { 11045 if (!sUserManager.exists(userId)) return null; 11046 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 11047 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 11048 return null; 11049 } 11050 final PackageParser.Service service = info.service; 11051 PackageSetting ps = (PackageSetting) service.owner.mExtras; 11052 if (ps == null) { 11053 return null; 11054 } 11055 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 11056 ps.readUserState(userId), userId); 11057 if (si == null) { 11058 return null; 11059 } 11060 final ResolveInfo res = new ResolveInfo(); 11061 res.serviceInfo = si; 11062 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 11063 res.filter = filter; 11064 } 11065 res.priority = info.getPriority(); 11066 res.preferredOrder = service.owner.mPreferredOrder; 11067 res.match = match; 11068 res.isDefault = info.hasDefault; 11069 res.labelRes = info.labelRes; 11070 res.nonLocalizedLabel = info.nonLocalizedLabel; 11071 res.icon = info.icon; 11072 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 11073 return res; 11074 } 11075 11076 @Override 11077 protected void sortResults(List<ResolveInfo> results) { 11078 Collections.sort(results, mResolvePrioritySorter); 11079 } 11080 11081 @Override 11082 protected void dumpFilter(PrintWriter out, String prefix, 11083 PackageParser.ServiceIntentInfo filter) { 11084 out.print(prefix); out.print( 11085 Integer.toHexString(System.identityHashCode(filter.service))); 11086 out.print(' '); 11087 filter.service.printComponentShortName(out); 11088 out.print(" filter "); 11089 out.println(Integer.toHexString(System.identityHashCode(filter))); 11090 } 11091 11092 @Override 11093 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 11094 return filter.service; 11095 } 11096 11097 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11098 PackageParser.Service service = (PackageParser.Service)label; 11099 out.print(prefix); out.print( 11100 Integer.toHexString(System.identityHashCode(service))); 11101 out.print(' '); 11102 service.printComponentShortName(out); 11103 if (count > 1) { 11104 out.print(" ("); out.print(count); out.print(" filters)"); 11105 } 11106 out.println(); 11107 } 11108 11109// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 11110// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 11111// final List<ResolveInfo> retList = Lists.newArrayList(); 11112// while (i.hasNext()) { 11113// final ResolveInfo resolveInfo = (ResolveInfo) i; 11114// if (isEnabledLP(resolveInfo.serviceInfo)) { 11115// retList.add(resolveInfo); 11116// } 11117// } 11118// return retList; 11119// } 11120 11121 // Keys are String (activity class name), values are Activity. 11122 private final ArrayMap<ComponentName, PackageParser.Service> mServices 11123 = new ArrayMap<ComponentName, PackageParser.Service>(); 11124 private int mFlags; 11125 }; 11126 11127 private final class ProviderIntentResolver 11128 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 11129 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11130 boolean defaultOnly, int userId) { 11131 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 11132 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11133 } 11134 11135 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11136 int userId) { 11137 if (!sUserManager.exists(userId)) 11138 return null; 11139 mFlags = flags; 11140 return super.queryIntent(intent, resolvedType, 11141 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 11142 } 11143 11144 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11145 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 11146 if (!sUserManager.exists(userId)) 11147 return null; 11148 if (packageProviders == null) { 11149 return null; 11150 } 11151 mFlags = flags; 11152 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11153 final int N = packageProviders.size(); 11154 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 11155 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 11156 11157 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 11158 for (int i = 0; i < N; ++i) { 11159 intentFilters = packageProviders.get(i).intents; 11160 if (intentFilters != null && intentFilters.size() > 0) { 11161 PackageParser.ProviderIntentInfo[] array = 11162 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 11163 intentFilters.toArray(array); 11164 listCut.add(array); 11165 } 11166 } 11167 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11168 } 11169 11170 public final void addProvider(PackageParser.Provider p) { 11171 if (mProviders.containsKey(p.getComponentName())) { 11172 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 11173 return; 11174 } 11175 11176 mProviders.put(p.getComponentName(), p); 11177 if (DEBUG_SHOW_INFO) { 11178 Log.v(TAG, " " 11179 + (p.info.nonLocalizedLabel != null 11180 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11181 Log.v(TAG, " Class=" + p.info.name); 11182 } 11183 final int NI = p.intents.size(); 11184 int j; 11185 for (j = 0; j < NI; j++) { 11186 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11187 if (DEBUG_SHOW_INFO) { 11188 Log.v(TAG, " IntentFilter:"); 11189 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11190 } 11191 if (!intent.debugCheck()) { 11192 Log.w(TAG, "==> For Provider " + p.info.name); 11193 } 11194 addFilter(intent); 11195 } 11196 } 11197 11198 public final void removeProvider(PackageParser.Provider p) { 11199 mProviders.remove(p.getComponentName()); 11200 if (DEBUG_SHOW_INFO) { 11201 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 11202 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11203 Log.v(TAG, " Class=" + p.info.name); 11204 } 11205 final int NI = p.intents.size(); 11206 int j; 11207 for (j = 0; j < NI; j++) { 11208 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11209 if (DEBUG_SHOW_INFO) { 11210 Log.v(TAG, " IntentFilter:"); 11211 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11212 } 11213 removeFilter(intent); 11214 } 11215 } 11216 11217 @Override 11218 protected boolean allowFilterResult( 11219 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 11220 ProviderInfo filterPi = filter.provider.info; 11221 for (int i = dest.size() - 1; i >= 0; i--) { 11222 ProviderInfo destPi = dest.get(i).providerInfo; 11223 if (destPi.name == filterPi.name 11224 && destPi.packageName == filterPi.packageName) { 11225 return false; 11226 } 11227 } 11228 return true; 11229 } 11230 11231 @Override 11232 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 11233 return new PackageParser.ProviderIntentInfo[size]; 11234 } 11235 11236 @Override 11237 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 11238 if (!sUserManager.exists(userId)) 11239 return true; 11240 PackageParser.Package p = filter.provider.owner; 11241 if (p != null) { 11242 PackageSetting ps = (PackageSetting) p.mExtras; 11243 if (ps != null) { 11244 // System apps are never considered stopped for purposes of 11245 // filtering, because there may be no way for the user to 11246 // actually re-launch them. 11247 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 11248 && ps.getStopped(userId); 11249 } 11250 } 11251 return false; 11252 } 11253 11254 @Override 11255 protected boolean isPackageForFilter(String packageName, 11256 PackageParser.ProviderIntentInfo info) { 11257 return packageName.equals(info.provider.owner.packageName); 11258 } 11259 11260 @Override 11261 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 11262 int match, int userId) { 11263 if (!sUserManager.exists(userId)) 11264 return null; 11265 final PackageParser.ProviderIntentInfo info = filter; 11266 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 11267 return null; 11268 } 11269 final PackageParser.Provider provider = info.provider; 11270 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 11271 if (ps == null) { 11272 return null; 11273 } 11274 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 11275 ps.readUserState(userId), userId); 11276 if (pi == null) { 11277 return null; 11278 } 11279 final ResolveInfo res = new ResolveInfo(); 11280 res.providerInfo = pi; 11281 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 11282 res.filter = filter; 11283 } 11284 res.priority = info.getPriority(); 11285 res.preferredOrder = provider.owner.mPreferredOrder; 11286 res.match = match; 11287 res.isDefault = info.hasDefault; 11288 res.labelRes = info.labelRes; 11289 res.nonLocalizedLabel = info.nonLocalizedLabel; 11290 res.icon = info.icon; 11291 res.system = res.providerInfo.applicationInfo.isSystemApp(); 11292 return res; 11293 } 11294 11295 @Override 11296 protected void sortResults(List<ResolveInfo> results) { 11297 Collections.sort(results, mResolvePrioritySorter); 11298 } 11299 11300 @Override 11301 protected void dumpFilter(PrintWriter out, String prefix, 11302 PackageParser.ProviderIntentInfo filter) { 11303 out.print(prefix); 11304 out.print( 11305 Integer.toHexString(System.identityHashCode(filter.provider))); 11306 out.print(' '); 11307 filter.provider.printComponentShortName(out); 11308 out.print(" filter "); 11309 out.println(Integer.toHexString(System.identityHashCode(filter))); 11310 } 11311 11312 @Override 11313 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 11314 return filter.provider; 11315 } 11316 11317 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11318 PackageParser.Provider provider = (PackageParser.Provider)label; 11319 out.print(prefix); out.print( 11320 Integer.toHexString(System.identityHashCode(provider))); 11321 out.print(' '); 11322 provider.printComponentShortName(out); 11323 if (count > 1) { 11324 out.print(" ("); out.print(count); out.print(" filters)"); 11325 } 11326 out.println(); 11327 } 11328 11329 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 11330 = new ArrayMap<ComponentName, PackageParser.Provider>(); 11331 private int mFlags; 11332 } 11333 11334 private static final class EphemeralIntentResolver 11335 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 11336 @Override 11337 protected EphemeralResolveIntentInfo[] newArray(int size) { 11338 return new EphemeralResolveIntentInfo[size]; 11339 } 11340 11341 @Override 11342 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 11343 return true; 11344 } 11345 11346 @Override 11347 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 11348 int userId) { 11349 if (!sUserManager.exists(userId)) { 11350 return null; 11351 } 11352 return info.getEphemeralResolveInfo(); 11353 } 11354 } 11355 11356 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 11357 new Comparator<ResolveInfo>() { 11358 public int compare(ResolveInfo r1, ResolveInfo r2) { 11359 int v1 = r1.priority; 11360 int v2 = r2.priority; 11361 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 11362 if (v1 != v2) { 11363 return (v1 > v2) ? -1 : 1; 11364 } 11365 v1 = r1.preferredOrder; 11366 v2 = r2.preferredOrder; 11367 if (v1 != v2) { 11368 return (v1 > v2) ? -1 : 1; 11369 } 11370 if (r1.isDefault != r2.isDefault) { 11371 return r1.isDefault ? -1 : 1; 11372 } 11373 v1 = r1.match; 11374 v2 = r2.match; 11375 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 11376 if (v1 != v2) { 11377 return (v1 > v2) ? -1 : 1; 11378 } 11379 if (r1.system != r2.system) { 11380 return r1.system ? -1 : 1; 11381 } 11382 if (r1.activityInfo != null) { 11383 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 11384 } 11385 if (r1.serviceInfo != null) { 11386 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 11387 } 11388 if (r1.providerInfo != null) { 11389 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 11390 } 11391 return 0; 11392 } 11393 }; 11394 11395 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 11396 new Comparator<ProviderInfo>() { 11397 public int compare(ProviderInfo p1, ProviderInfo p2) { 11398 final int v1 = p1.initOrder; 11399 final int v2 = p2.initOrder; 11400 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 11401 } 11402 }; 11403 11404 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 11405 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 11406 final int[] userIds) { 11407 mHandler.post(new Runnable() { 11408 @Override 11409 public void run() { 11410 try { 11411 final IActivityManager am = ActivityManagerNative.getDefault(); 11412 if (am == null) return; 11413 final int[] resolvedUserIds; 11414 if (userIds == null) { 11415 resolvedUserIds = am.getRunningUserIds(); 11416 } else { 11417 resolvedUserIds = userIds; 11418 } 11419 for (int id : resolvedUserIds) { 11420 final Intent intent = new Intent(action, 11421 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 11422 if (extras != null) { 11423 intent.putExtras(extras); 11424 } 11425 if (targetPkg != null) { 11426 intent.setPackage(targetPkg); 11427 } 11428 // Modify the UID when posting to other users 11429 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 11430 if (uid > 0 && UserHandle.getUserId(uid) != id) { 11431 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 11432 intent.putExtra(Intent.EXTRA_UID, uid); 11433 } 11434 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 11435 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 11436 if (DEBUG_BROADCASTS) { 11437 RuntimeException here = new RuntimeException("here"); 11438 here.fillInStackTrace(); 11439 Slog.d(TAG, "Sending to user " + id + ": " 11440 + intent.toShortString(false, true, false, false) 11441 + " " + intent.getExtras(), here); 11442 } 11443 am.broadcastIntent(null, intent, null, finishedReceiver, 11444 0, null, null, null, android.app.AppOpsManager.OP_NONE, 11445 null, finishedReceiver != null, false, id); 11446 } 11447 } catch (RemoteException ex) { 11448 } 11449 } 11450 }); 11451 } 11452 11453 /** 11454 * Check if the external storage media is available. This is true if there 11455 * is a mounted external storage medium or if the external storage is 11456 * emulated. 11457 */ 11458 private boolean isExternalMediaAvailable() { 11459 return mMediaMounted || Environment.isExternalStorageEmulated(); 11460 } 11461 11462 @Override 11463 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 11464 // writer 11465 synchronized (mPackages) { 11466 if (!isExternalMediaAvailable()) { 11467 // If the external storage is no longer mounted at this point, 11468 // the caller may not have been able to delete all of this 11469 // packages files and can not delete any more. Bail. 11470 return null; 11471 } 11472 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 11473 if (lastPackage != null) { 11474 pkgs.remove(lastPackage); 11475 } 11476 if (pkgs.size() > 0) { 11477 return pkgs.get(0); 11478 } 11479 } 11480 return null; 11481 } 11482 11483 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 11484 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 11485 userId, andCode ? 1 : 0, packageName); 11486 if (mSystemReady) { 11487 msg.sendToTarget(); 11488 } else { 11489 if (mPostSystemReadyMessages == null) { 11490 mPostSystemReadyMessages = new ArrayList<>(); 11491 } 11492 mPostSystemReadyMessages.add(msg); 11493 } 11494 } 11495 11496 void startCleaningPackages() { 11497 // reader 11498 if (!isExternalMediaAvailable()) { 11499 return; 11500 } 11501 synchronized (mPackages) { 11502 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 11503 return; 11504 } 11505 } 11506 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 11507 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 11508 IActivityManager am = ActivityManagerNative.getDefault(); 11509 if (am != null) { 11510 try { 11511 am.startService(null, intent, null, mContext.getOpPackageName(), 11512 UserHandle.USER_SYSTEM); 11513 } catch (RemoteException e) { 11514 } 11515 } 11516 } 11517 11518 @Override 11519 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 11520 int installFlags, String installerPackageName, int userId) { 11521 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 11522 11523 final int callingUid = Binder.getCallingUid(); 11524 enforceCrossUserPermission(callingUid, userId, 11525 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 11526 11527 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11528 try { 11529 if (observer != null) { 11530 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 11531 } 11532 } catch (RemoteException re) { 11533 } 11534 return; 11535 } 11536 11537 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 11538 installFlags |= PackageManager.INSTALL_FROM_ADB; 11539 11540 } else { 11541 // Caller holds INSTALL_PACKAGES permission, so we're less strict 11542 // about installerPackageName. 11543 11544 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 11545 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 11546 } 11547 11548 UserHandle user; 11549 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 11550 user = UserHandle.ALL; 11551 } else { 11552 user = new UserHandle(userId); 11553 } 11554 11555 // Only system components can circumvent runtime permissions when installing. 11556 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 11557 && mContext.checkCallingOrSelfPermission(Manifest.permission 11558 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 11559 throw new SecurityException("You need the " 11560 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 11561 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 11562 } 11563 11564 final File originFile = new File(originPath); 11565 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 11566 11567 final Message msg = mHandler.obtainMessage(INIT_COPY); 11568 final VerificationInfo verificationInfo = new VerificationInfo( 11569 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 11570 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 11571 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 11572 null /*packageAbiOverride*/, null /*grantedPermissions*/, 11573 null /*certificates*/); 11574 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 11575 msg.obj = params; 11576 11577 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 11578 System.identityHashCode(msg.obj)); 11579 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11580 System.identityHashCode(msg.obj)); 11581 11582 mHandler.sendMessage(msg); 11583 } 11584 11585 void installStage(String packageName, File stagedDir, String stagedCid, 11586 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 11587 String installerPackageName, int installerUid, UserHandle user, 11588 Certificate[][] certificates) { 11589 if (DEBUG_EPHEMERAL) { 11590 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 11591 Slog.d(TAG, "Ephemeral install of " + packageName); 11592 } 11593 } 11594 final VerificationInfo verificationInfo = new VerificationInfo( 11595 sessionParams.originatingUri, sessionParams.referrerUri, 11596 sessionParams.originatingUid, installerUid); 11597 11598 final OriginInfo origin; 11599 if (stagedDir != null) { 11600 origin = OriginInfo.fromStagedFile(stagedDir); 11601 } else { 11602 origin = OriginInfo.fromStagedContainer(stagedCid); 11603 } 11604 11605 final Message msg = mHandler.obtainMessage(INIT_COPY); 11606 final InstallParams params = new InstallParams(origin, null, observer, 11607 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 11608 verificationInfo, user, sessionParams.abiOverride, 11609 sessionParams.grantedRuntimePermissions, certificates); 11610 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 11611 msg.obj = params; 11612 11613 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 11614 System.identityHashCode(msg.obj)); 11615 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11616 System.identityHashCode(msg.obj)); 11617 11618 mHandler.sendMessage(msg); 11619 } 11620 11621 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 11622 int userId) { 11623 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 11624 sendPackageAddedForUser(packageName, isSystem, pkgSetting.appId, userId); 11625 } 11626 11627 private void sendPackageAddedForUser(String packageName, boolean isSystem, 11628 int appId, int userId) { 11629 Bundle extras = new Bundle(1); 11630 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, appId)); 11631 11632 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 11633 packageName, extras, 0, null, null, new int[] {userId}); 11634 try { 11635 IActivityManager am = ActivityManagerNative.getDefault(); 11636 if (isSystem && am.isUserRunning(userId, 0)) { 11637 // The just-installed/enabled app is bundled on the system, so presumed 11638 // to be able to run automatically without needing an explicit launch. 11639 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 11640 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 11641 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 11642 .setPackage(packageName); 11643 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 11644 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 11645 } 11646 } catch (RemoteException e) { 11647 // shouldn't happen 11648 Slog.w(TAG, "Unable to bootstrap installed package", e); 11649 } 11650 } 11651 11652 @Override 11653 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 11654 int userId) { 11655 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11656 PackageSetting pkgSetting; 11657 final int uid = Binder.getCallingUid(); 11658 enforceCrossUserPermission(uid, userId, 11659 true /* requireFullPermission */, true /* checkShell */, 11660 "setApplicationHiddenSetting for user " + userId); 11661 11662 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 11663 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 11664 return false; 11665 } 11666 11667 long callingId = Binder.clearCallingIdentity(); 11668 try { 11669 boolean sendAdded = false; 11670 boolean sendRemoved = false; 11671 // writer 11672 synchronized (mPackages) { 11673 pkgSetting = mSettings.mPackages.get(packageName); 11674 if (pkgSetting == null) { 11675 return false; 11676 } 11677 // Do not allow "android" is being disabled 11678 if ("android".equals(packageName)) { 11679 Slog.w(TAG, "Cannot hide package: android"); 11680 return false; 11681 } 11682 // Only allow protected packages to hide themselves. 11683 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 11684 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 11685 Slog.w(TAG, "Not hiding protected package: " + packageName); 11686 return false; 11687 } 11688 11689 if (pkgSetting.getHidden(userId) != hidden) { 11690 pkgSetting.setHidden(hidden, userId); 11691 mSettings.writePackageRestrictionsLPr(userId); 11692 if (hidden) { 11693 sendRemoved = true; 11694 } else { 11695 sendAdded = true; 11696 } 11697 } 11698 } 11699 if (sendAdded) { 11700 sendPackageAddedForUser(packageName, pkgSetting, userId); 11701 return true; 11702 } 11703 if (sendRemoved) { 11704 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 11705 "hiding pkg"); 11706 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 11707 return true; 11708 } 11709 } finally { 11710 Binder.restoreCallingIdentity(callingId); 11711 } 11712 return false; 11713 } 11714 11715 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 11716 int userId) { 11717 final PackageRemovedInfo info = new PackageRemovedInfo(); 11718 info.removedPackage = packageName; 11719 info.removedUsers = new int[] {userId}; 11720 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 11721 info.sendPackageRemovedBroadcasts(true /*killApp*/); 11722 } 11723 11724 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 11725 if (pkgList.length > 0) { 11726 Bundle extras = new Bundle(1); 11727 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 11728 11729 sendPackageBroadcast( 11730 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 11731 : Intent.ACTION_PACKAGES_UNSUSPENDED, 11732 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 11733 new int[] {userId}); 11734 } 11735 } 11736 11737 /** 11738 * Returns true if application is not found or there was an error. Otherwise it returns 11739 * the hidden state of the package for the given user. 11740 */ 11741 @Override 11742 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 11743 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11744 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11745 true /* requireFullPermission */, false /* checkShell */, 11746 "getApplicationHidden for user " + userId); 11747 PackageSetting pkgSetting; 11748 long callingId = Binder.clearCallingIdentity(); 11749 try { 11750 // writer 11751 synchronized (mPackages) { 11752 pkgSetting = mSettings.mPackages.get(packageName); 11753 if (pkgSetting == null) { 11754 return true; 11755 } 11756 return pkgSetting.getHidden(userId); 11757 } 11758 } finally { 11759 Binder.restoreCallingIdentity(callingId); 11760 } 11761 } 11762 11763 /** 11764 * @hide 11765 */ 11766 @Override 11767 public int installExistingPackageAsUser(String packageName, int userId) { 11768 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 11769 null); 11770 PackageSetting pkgSetting; 11771 final int uid = Binder.getCallingUid(); 11772 enforceCrossUserPermission(uid, userId, 11773 true /* requireFullPermission */, true /* checkShell */, 11774 "installExistingPackage for user " + userId); 11775 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11776 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 11777 } 11778 11779 long callingId = Binder.clearCallingIdentity(); 11780 try { 11781 boolean installed = false; 11782 11783 // writer 11784 synchronized (mPackages) { 11785 pkgSetting = mSettings.mPackages.get(packageName); 11786 if (pkgSetting == null) { 11787 return PackageManager.INSTALL_FAILED_INVALID_URI; 11788 } 11789 if (!pkgSetting.getInstalled(userId)) { 11790 pkgSetting.setInstalled(true, userId); 11791 pkgSetting.setHidden(false, userId); 11792 mSettings.writePackageRestrictionsLPr(userId); 11793 installed = true; 11794 } 11795 } 11796 11797 if (installed) { 11798 if (pkgSetting.pkg != null) { 11799 synchronized (mInstallLock) { 11800 // We don't need to freeze for a brand new install 11801 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 11802 } 11803 } 11804 sendPackageAddedForUser(packageName, pkgSetting, userId); 11805 } 11806 } finally { 11807 Binder.restoreCallingIdentity(callingId); 11808 } 11809 11810 return PackageManager.INSTALL_SUCCEEDED; 11811 } 11812 11813 boolean isUserRestricted(int userId, String restrictionKey) { 11814 Bundle restrictions = sUserManager.getUserRestrictions(userId); 11815 if (restrictions.getBoolean(restrictionKey, false)) { 11816 Log.w(TAG, "User is restricted: " + restrictionKey); 11817 return true; 11818 } 11819 return false; 11820 } 11821 11822 @Override 11823 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 11824 int userId) { 11825 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11826 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11827 true /* requireFullPermission */, true /* checkShell */, 11828 "setPackagesSuspended for user " + userId); 11829 11830 if (ArrayUtils.isEmpty(packageNames)) { 11831 return packageNames; 11832 } 11833 11834 // List of package names for whom the suspended state has changed. 11835 List<String> changedPackages = new ArrayList<>(packageNames.length); 11836 // List of package names for whom the suspended state is not set as requested in this 11837 // method. 11838 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 11839 long callingId = Binder.clearCallingIdentity(); 11840 try { 11841 for (int i = 0; i < packageNames.length; i++) { 11842 String packageName = packageNames[i]; 11843 boolean changed = false; 11844 final int appId; 11845 synchronized (mPackages) { 11846 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 11847 if (pkgSetting == null) { 11848 Slog.w(TAG, "Could not find package setting for package \"" + packageName 11849 + "\". Skipping suspending/un-suspending."); 11850 unactionedPackages.add(packageName); 11851 continue; 11852 } 11853 appId = pkgSetting.appId; 11854 if (pkgSetting.getSuspended(userId) != suspended) { 11855 if (!canSuspendPackageForUserLocked(packageName, userId)) { 11856 unactionedPackages.add(packageName); 11857 continue; 11858 } 11859 pkgSetting.setSuspended(suspended, userId); 11860 mSettings.writePackageRestrictionsLPr(userId); 11861 changed = true; 11862 changedPackages.add(packageName); 11863 } 11864 } 11865 11866 if (changed && suspended) { 11867 killApplication(packageName, UserHandle.getUid(userId, appId), 11868 "suspending package"); 11869 } 11870 } 11871 } finally { 11872 Binder.restoreCallingIdentity(callingId); 11873 } 11874 11875 if (!changedPackages.isEmpty()) { 11876 sendPackagesSuspendedForUser(changedPackages.toArray( 11877 new String[changedPackages.size()]), userId, suspended); 11878 } 11879 11880 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 11881 } 11882 11883 @Override 11884 public boolean isPackageSuspendedForUser(String packageName, int userId) { 11885 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11886 true /* requireFullPermission */, false /* checkShell */, 11887 "isPackageSuspendedForUser for user " + userId); 11888 synchronized (mPackages) { 11889 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 11890 if (pkgSetting == null) { 11891 throw new IllegalArgumentException("Unknown target package: " + packageName); 11892 } 11893 return pkgSetting.getSuspended(userId); 11894 } 11895 } 11896 11897 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 11898 if (isPackageDeviceAdmin(packageName, userId)) { 11899 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11900 + "\": has an active device admin"); 11901 return false; 11902 } 11903 11904 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 11905 if (packageName.equals(activeLauncherPackageName)) { 11906 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11907 + "\": contains the active launcher"); 11908 return false; 11909 } 11910 11911 if (packageName.equals(mRequiredInstallerPackage)) { 11912 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11913 + "\": required for package installation"); 11914 return false; 11915 } 11916 11917 if (packageName.equals(mRequiredUninstallerPackage)) { 11918 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11919 + "\": required for package uninstallation"); 11920 return false; 11921 } 11922 11923 if (packageName.equals(mRequiredVerifierPackage)) { 11924 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11925 + "\": required for package verification"); 11926 return false; 11927 } 11928 11929 if (packageName.equals(getDefaultDialerPackageName(userId))) { 11930 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11931 + "\": is the default dialer"); 11932 return false; 11933 } 11934 11935 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 11936 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11937 + "\": protected package"); 11938 return false; 11939 } 11940 11941 return true; 11942 } 11943 11944 private String getActiveLauncherPackageName(int userId) { 11945 Intent intent = new Intent(Intent.ACTION_MAIN); 11946 intent.addCategory(Intent.CATEGORY_HOME); 11947 ResolveInfo resolveInfo = resolveIntent( 11948 intent, 11949 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 11950 PackageManager.MATCH_DEFAULT_ONLY, 11951 userId); 11952 11953 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 11954 } 11955 11956 private String getDefaultDialerPackageName(int userId) { 11957 synchronized (mPackages) { 11958 return mSettings.getDefaultDialerPackageNameLPw(userId); 11959 } 11960 } 11961 11962 @Override 11963 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 11964 mContext.enforceCallingOrSelfPermission( 11965 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11966 "Only package verification agents can verify applications"); 11967 11968 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 11969 final PackageVerificationResponse response = new PackageVerificationResponse( 11970 verificationCode, Binder.getCallingUid()); 11971 msg.arg1 = id; 11972 msg.obj = response; 11973 mHandler.sendMessage(msg); 11974 } 11975 11976 @Override 11977 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 11978 long millisecondsToDelay) { 11979 mContext.enforceCallingOrSelfPermission( 11980 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11981 "Only package verification agents can extend verification timeouts"); 11982 11983 final PackageVerificationState state = mPendingVerification.get(id); 11984 final PackageVerificationResponse response = new PackageVerificationResponse( 11985 verificationCodeAtTimeout, Binder.getCallingUid()); 11986 11987 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 11988 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 11989 } 11990 if (millisecondsToDelay < 0) { 11991 millisecondsToDelay = 0; 11992 } 11993 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 11994 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 11995 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 11996 } 11997 11998 if ((state != null) && !state.timeoutExtended()) { 11999 state.extendTimeout(); 12000 12001 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 12002 msg.arg1 = id; 12003 msg.obj = response; 12004 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 12005 } 12006 } 12007 12008 private void broadcastPackageVerified(int verificationId, Uri packageUri, 12009 int verificationCode, UserHandle user) { 12010 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 12011 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 12012 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 12013 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 12014 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 12015 12016 mContext.sendBroadcastAsUser(intent, user, 12017 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 12018 } 12019 12020 private ComponentName matchComponentForVerifier(String packageName, 12021 List<ResolveInfo> receivers) { 12022 ActivityInfo targetReceiver = null; 12023 12024 final int NR = receivers.size(); 12025 for (int i = 0; i < NR; i++) { 12026 final ResolveInfo info = receivers.get(i); 12027 if (info.activityInfo == null) { 12028 continue; 12029 } 12030 12031 if (packageName.equals(info.activityInfo.packageName)) { 12032 targetReceiver = info.activityInfo; 12033 break; 12034 } 12035 } 12036 12037 if (targetReceiver == null) { 12038 return null; 12039 } 12040 12041 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 12042 } 12043 12044 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 12045 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 12046 if (pkgInfo.verifiers.length == 0) { 12047 return null; 12048 } 12049 12050 final int N = pkgInfo.verifiers.length; 12051 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 12052 for (int i = 0; i < N; i++) { 12053 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 12054 12055 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 12056 receivers); 12057 if (comp == null) { 12058 continue; 12059 } 12060 12061 final int verifierUid = getUidForVerifier(verifierInfo); 12062 if (verifierUid == -1) { 12063 continue; 12064 } 12065 12066 if (DEBUG_VERIFY) { 12067 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 12068 + " with the correct signature"); 12069 } 12070 sufficientVerifiers.add(comp); 12071 verificationState.addSufficientVerifier(verifierUid); 12072 } 12073 12074 return sufficientVerifiers; 12075 } 12076 12077 private int getUidForVerifier(VerifierInfo verifierInfo) { 12078 synchronized (mPackages) { 12079 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 12080 if (pkg == null) { 12081 return -1; 12082 } else if (pkg.mSignatures.length != 1) { 12083 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12084 + " has more than one signature; ignoring"); 12085 return -1; 12086 } 12087 12088 /* 12089 * If the public key of the package's signature does not match 12090 * our expected public key, then this is a different package and 12091 * we should skip. 12092 */ 12093 12094 final byte[] expectedPublicKey; 12095 try { 12096 final Signature verifierSig = pkg.mSignatures[0]; 12097 final PublicKey publicKey = verifierSig.getPublicKey(); 12098 expectedPublicKey = publicKey.getEncoded(); 12099 } catch (CertificateException e) { 12100 return -1; 12101 } 12102 12103 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 12104 12105 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 12106 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12107 + " does not have the expected public key; ignoring"); 12108 return -1; 12109 } 12110 12111 return pkg.applicationInfo.uid; 12112 } 12113 } 12114 12115 @Override 12116 public void finishPackageInstall(int token, boolean didLaunch) { 12117 enforceSystemOrRoot("Only the system is allowed to finish installs"); 12118 12119 if (DEBUG_INSTALL) { 12120 Slog.v(TAG, "BM finishing package install for " + token); 12121 } 12122 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12123 12124 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 12125 mHandler.sendMessage(msg); 12126 } 12127 12128 /** 12129 * Get the verification agent timeout. 12130 * 12131 * @return verification timeout in milliseconds 12132 */ 12133 private long getVerificationTimeout() { 12134 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 12135 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 12136 DEFAULT_VERIFICATION_TIMEOUT); 12137 } 12138 12139 /** 12140 * Get the default verification agent response code. 12141 * 12142 * @return default verification response code 12143 */ 12144 private int getDefaultVerificationResponse() { 12145 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12146 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 12147 DEFAULT_VERIFICATION_RESPONSE); 12148 } 12149 12150 /** 12151 * Check whether or not package verification has been enabled. 12152 * 12153 * @return true if verification should be performed 12154 */ 12155 private boolean isVerificationEnabled(int userId, int installFlags) { 12156 if (!DEFAULT_VERIFY_ENABLE) { 12157 return false; 12158 } 12159 // Ephemeral apps don't get the full verification treatment 12160 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 12161 if (DEBUG_EPHEMERAL) { 12162 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 12163 } 12164 return false; 12165 } 12166 12167 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 12168 12169 // Check if installing from ADB 12170 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 12171 // Do not run verification in a test harness environment 12172 if (ActivityManager.isRunningInTestHarness()) { 12173 return false; 12174 } 12175 if (ensureVerifyAppsEnabled) { 12176 return true; 12177 } 12178 // Check if the developer does not want package verification for ADB installs 12179 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12180 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 12181 return false; 12182 } 12183 } 12184 12185 if (ensureVerifyAppsEnabled) { 12186 return true; 12187 } 12188 12189 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12190 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 12191 } 12192 12193 @Override 12194 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 12195 throws RemoteException { 12196 mContext.enforceCallingOrSelfPermission( 12197 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 12198 "Only intentfilter verification agents can verify applications"); 12199 12200 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 12201 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 12202 Binder.getCallingUid(), verificationCode, failedDomains); 12203 msg.arg1 = id; 12204 msg.obj = response; 12205 mHandler.sendMessage(msg); 12206 } 12207 12208 @Override 12209 public int getIntentVerificationStatus(String packageName, int userId) { 12210 synchronized (mPackages) { 12211 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 12212 } 12213 } 12214 12215 @Override 12216 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 12217 mContext.enforceCallingOrSelfPermission( 12218 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12219 12220 boolean result = false; 12221 synchronized (mPackages) { 12222 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 12223 } 12224 if (result) { 12225 scheduleWritePackageRestrictionsLocked(userId); 12226 } 12227 return result; 12228 } 12229 12230 @Override 12231 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 12232 String packageName) { 12233 synchronized (mPackages) { 12234 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 12235 } 12236 } 12237 12238 @Override 12239 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 12240 if (TextUtils.isEmpty(packageName)) { 12241 return ParceledListSlice.emptyList(); 12242 } 12243 synchronized (mPackages) { 12244 PackageParser.Package pkg = mPackages.get(packageName); 12245 if (pkg == null || pkg.activities == null) { 12246 return ParceledListSlice.emptyList(); 12247 } 12248 final int count = pkg.activities.size(); 12249 ArrayList<IntentFilter> result = new ArrayList<>(); 12250 for (int n=0; n<count; n++) { 12251 PackageParser.Activity activity = pkg.activities.get(n); 12252 if (activity.intents != null && activity.intents.size() > 0) { 12253 result.addAll(activity.intents); 12254 } 12255 } 12256 return new ParceledListSlice<>(result); 12257 } 12258 } 12259 12260 @Override 12261 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 12262 mContext.enforceCallingOrSelfPermission( 12263 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12264 12265 synchronized (mPackages) { 12266 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 12267 if (packageName != null) { 12268 result |= updateIntentVerificationStatus(packageName, 12269 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 12270 userId); 12271 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 12272 packageName, userId); 12273 } 12274 return result; 12275 } 12276 } 12277 12278 @Override 12279 public String getDefaultBrowserPackageName(int userId) { 12280 synchronized (mPackages) { 12281 return mSettings.getDefaultBrowserPackageNameLPw(userId); 12282 } 12283 } 12284 12285 /** 12286 * Get the "allow unknown sources" setting. 12287 * 12288 * @return the current "allow unknown sources" setting 12289 */ 12290 private int getUnknownSourcesSettings() { 12291 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 12292 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 12293 -1); 12294 } 12295 12296 @Override 12297 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 12298 final int uid = Binder.getCallingUid(); 12299 // writer 12300 synchronized (mPackages) { 12301 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 12302 if (targetPackageSetting == null) { 12303 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 12304 } 12305 12306 PackageSetting installerPackageSetting; 12307 if (installerPackageName != null) { 12308 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 12309 if (installerPackageSetting == null) { 12310 throw new IllegalArgumentException("Unknown installer package: " 12311 + installerPackageName); 12312 } 12313 } else { 12314 installerPackageSetting = null; 12315 } 12316 12317 Signature[] callerSignature; 12318 Object obj = mSettings.getUserIdLPr(uid); 12319 if (obj != null) { 12320 if (obj instanceof SharedUserSetting) { 12321 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 12322 } else if (obj instanceof PackageSetting) { 12323 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 12324 } else { 12325 throw new SecurityException("Bad object " + obj + " for uid " + uid); 12326 } 12327 } else { 12328 throw new SecurityException("Unknown calling UID: " + uid); 12329 } 12330 12331 // Verify: can't set installerPackageName to a package that is 12332 // not signed with the same cert as the caller. 12333 if (installerPackageSetting != null) { 12334 if (compareSignatures(callerSignature, 12335 installerPackageSetting.signatures.mSignatures) 12336 != PackageManager.SIGNATURE_MATCH) { 12337 throw new SecurityException( 12338 "Caller does not have same cert as new installer package " 12339 + installerPackageName); 12340 } 12341 } 12342 12343 // Verify: if target already has an installer package, it must 12344 // be signed with the same cert as the caller. 12345 if (targetPackageSetting.installerPackageName != null) { 12346 PackageSetting setting = mSettings.mPackages.get( 12347 targetPackageSetting.installerPackageName); 12348 // If the currently set package isn't valid, then it's always 12349 // okay to change it. 12350 if (setting != null) { 12351 if (compareSignatures(callerSignature, 12352 setting.signatures.mSignatures) 12353 != PackageManager.SIGNATURE_MATCH) { 12354 throw new SecurityException( 12355 "Caller does not have same cert as old installer package " 12356 + targetPackageSetting.installerPackageName); 12357 } 12358 } 12359 } 12360 12361 // Okay! 12362 targetPackageSetting.installerPackageName = installerPackageName; 12363 if (installerPackageName != null) { 12364 mSettings.mInstallerPackages.add(installerPackageName); 12365 } 12366 scheduleWriteSettingsLocked(); 12367 } 12368 } 12369 12370 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 12371 // Queue up an async operation since the package installation may take a little while. 12372 mHandler.post(new Runnable() { 12373 public void run() { 12374 mHandler.removeCallbacks(this); 12375 // Result object to be returned 12376 PackageInstalledInfo res = new PackageInstalledInfo(); 12377 res.setReturnCode(currentStatus); 12378 res.uid = -1; 12379 res.pkg = null; 12380 res.removedInfo = null; 12381 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12382 args.doPreInstall(res.returnCode); 12383 synchronized (mInstallLock) { 12384 installPackageTracedLI(args, res); 12385 } 12386 args.doPostInstall(res.returnCode, res.uid); 12387 } 12388 12389 // A restore should be performed at this point if (a) the install 12390 // succeeded, (b) the operation is not an update, and (c) the new 12391 // package has not opted out of backup participation. 12392 final boolean update = res.removedInfo != null 12393 && res.removedInfo.removedPackage != null; 12394 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 12395 boolean doRestore = !update 12396 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 12397 12398 // Set up the post-install work request bookkeeping. This will be used 12399 // and cleaned up by the post-install event handling regardless of whether 12400 // there's a restore pass performed. Token values are >= 1. 12401 int token; 12402 if (mNextInstallToken < 0) mNextInstallToken = 1; 12403 token = mNextInstallToken++; 12404 12405 PostInstallData data = new PostInstallData(args, res); 12406 mRunningInstalls.put(token, data); 12407 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 12408 12409 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 12410 // Pass responsibility to the Backup Manager. It will perform a 12411 // restore if appropriate, then pass responsibility back to the 12412 // Package Manager to run the post-install observer callbacks 12413 // and broadcasts. 12414 IBackupManager bm = IBackupManager.Stub.asInterface( 12415 ServiceManager.getService(Context.BACKUP_SERVICE)); 12416 if (bm != null) { 12417 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 12418 + " to BM for possible restore"); 12419 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12420 try { 12421 // TODO: http://b/22388012 12422 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 12423 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 12424 } else { 12425 doRestore = false; 12426 } 12427 } catch (RemoteException e) { 12428 // can't happen; the backup manager is local 12429 } catch (Exception e) { 12430 Slog.e(TAG, "Exception trying to enqueue restore", e); 12431 doRestore = false; 12432 } 12433 } else { 12434 Slog.e(TAG, "Backup Manager not found!"); 12435 doRestore = false; 12436 } 12437 } 12438 12439 if (!doRestore) { 12440 // No restore possible, or the Backup Manager was mysteriously not 12441 // available -- just fire the post-install work request directly. 12442 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 12443 12444 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 12445 12446 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 12447 mHandler.sendMessage(msg); 12448 } 12449 } 12450 }); 12451 } 12452 12453 /** 12454 * Callback from PackageSettings whenever an app is first transitioned out of the 12455 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 12456 * the app was "launched" for a restoreAtInstall operation. Therefore we check 12457 * here whether the app is the target of an ongoing install, and only send the 12458 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 12459 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 12460 * handling. 12461 */ 12462 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 12463 // Serialize this with the rest of the install-process message chain. In the 12464 // restore-at-install case, this Runnable will necessarily run before the 12465 // POST_INSTALL message is processed, so the contents of mRunningInstalls 12466 // are coherent. In the non-restore case, the app has already completed install 12467 // and been launched through some other means, so it is not in a problematic 12468 // state for observers to see the FIRST_LAUNCH signal. 12469 mHandler.post(new Runnable() { 12470 @Override 12471 public void run() { 12472 for (int i = 0; i < mRunningInstalls.size(); i++) { 12473 final PostInstallData data = mRunningInstalls.valueAt(i); 12474 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12475 continue; 12476 } 12477 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 12478 // right package; but is it for the right user? 12479 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 12480 if (userId == data.res.newUsers[uIndex]) { 12481 if (DEBUG_BACKUP) { 12482 Slog.i(TAG, "Package " + pkgName 12483 + " being restored so deferring FIRST_LAUNCH"); 12484 } 12485 return; 12486 } 12487 } 12488 } 12489 } 12490 // didn't find it, so not being restored 12491 if (DEBUG_BACKUP) { 12492 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 12493 } 12494 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 12495 } 12496 }); 12497 } 12498 12499 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 12500 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 12501 installerPkg, null, userIds); 12502 } 12503 12504 private abstract class HandlerParams { 12505 private static final int MAX_RETRIES = 4; 12506 12507 /** 12508 * Number of times startCopy() has been attempted and had a non-fatal 12509 * error. 12510 */ 12511 private int mRetries = 0; 12512 12513 /** User handle for the user requesting the information or installation. */ 12514 private final UserHandle mUser; 12515 String traceMethod; 12516 int traceCookie; 12517 12518 HandlerParams(UserHandle user) { 12519 mUser = user; 12520 } 12521 12522 UserHandle getUser() { 12523 return mUser; 12524 } 12525 12526 HandlerParams setTraceMethod(String traceMethod) { 12527 this.traceMethod = traceMethod; 12528 return this; 12529 } 12530 12531 HandlerParams setTraceCookie(int traceCookie) { 12532 this.traceCookie = traceCookie; 12533 return this; 12534 } 12535 12536 final boolean startCopy() { 12537 boolean res; 12538 try { 12539 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 12540 12541 if (++mRetries > MAX_RETRIES) { 12542 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 12543 mHandler.sendEmptyMessage(MCS_GIVE_UP); 12544 handleServiceError(); 12545 return false; 12546 } else { 12547 handleStartCopy(); 12548 res = true; 12549 } 12550 } catch (RemoteException e) { 12551 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 12552 mHandler.sendEmptyMessage(MCS_RECONNECT); 12553 res = false; 12554 } 12555 handleReturnCode(); 12556 return res; 12557 } 12558 12559 final void serviceError() { 12560 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 12561 handleServiceError(); 12562 handleReturnCode(); 12563 } 12564 12565 abstract void handleStartCopy() throws RemoteException; 12566 abstract void handleServiceError(); 12567 abstract void handleReturnCode(); 12568 } 12569 12570 class MeasureParams extends HandlerParams { 12571 private final PackageStats mStats; 12572 private boolean mSuccess; 12573 12574 private final IPackageStatsObserver mObserver; 12575 12576 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 12577 super(new UserHandle(stats.userHandle)); 12578 mObserver = observer; 12579 mStats = stats; 12580 } 12581 12582 @Override 12583 public String toString() { 12584 return "MeasureParams{" 12585 + Integer.toHexString(System.identityHashCode(this)) 12586 + " " + mStats.packageName + "}"; 12587 } 12588 12589 @Override 12590 void handleStartCopy() throws RemoteException { 12591 synchronized (mInstallLock) { 12592 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 12593 } 12594 12595 if (mSuccess) { 12596 boolean mounted = false; 12597 try { 12598 final String status = Environment.getExternalStorageState(); 12599 mounted = (Environment.MEDIA_MOUNTED.equals(status) 12600 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 12601 } catch (Exception e) { 12602 } 12603 12604 if (mounted) { 12605 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 12606 12607 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 12608 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 12609 12610 mStats.externalDataSize = calculateDirectorySize(mContainerService, 12611 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 12612 12613 // Always subtract cache size, since it's a subdirectory 12614 mStats.externalDataSize -= mStats.externalCacheSize; 12615 12616 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 12617 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 12618 12619 mStats.externalObbSize = calculateDirectorySize(mContainerService, 12620 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 12621 } 12622 } 12623 } 12624 12625 @Override 12626 void handleReturnCode() { 12627 if (mObserver != null) { 12628 try { 12629 mObserver.onGetStatsCompleted(mStats, mSuccess); 12630 } catch (RemoteException e) { 12631 Slog.i(TAG, "Observer no longer exists."); 12632 } 12633 } 12634 } 12635 12636 @Override 12637 void handleServiceError() { 12638 Slog.e(TAG, "Could not measure application " + mStats.packageName 12639 + " external storage"); 12640 } 12641 } 12642 12643 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 12644 throws RemoteException { 12645 long result = 0; 12646 for (File path : paths) { 12647 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 12648 } 12649 return result; 12650 } 12651 12652 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 12653 for (File path : paths) { 12654 try { 12655 mcs.clearDirectory(path.getAbsolutePath()); 12656 } catch (RemoteException e) { 12657 } 12658 } 12659 } 12660 12661 static class OriginInfo { 12662 /** 12663 * Location where install is coming from, before it has been 12664 * copied/renamed into place. This could be a single monolithic APK 12665 * file, or a cluster directory. This location may be untrusted. 12666 */ 12667 final File file; 12668 final String cid; 12669 12670 /** 12671 * Flag indicating that {@link #file} or {@link #cid} has already been 12672 * staged, meaning downstream users don't need to defensively copy the 12673 * contents. 12674 */ 12675 final boolean staged; 12676 12677 /** 12678 * Flag indicating that {@link #file} or {@link #cid} is an already 12679 * installed app that is being moved. 12680 */ 12681 final boolean existing; 12682 12683 final String resolvedPath; 12684 final File resolvedFile; 12685 12686 static OriginInfo fromNothing() { 12687 return new OriginInfo(null, null, false, false); 12688 } 12689 12690 static OriginInfo fromUntrustedFile(File file) { 12691 return new OriginInfo(file, null, false, false); 12692 } 12693 12694 static OriginInfo fromExistingFile(File file) { 12695 return new OriginInfo(file, null, false, true); 12696 } 12697 12698 static OriginInfo fromStagedFile(File file) { 12699 return new OriginInfo(file, null, true, false); 12700 } 12701 12702 static OriginInfo fromStagedContainer(String cid) { 12703 return new OriginInfo(null, cid, true, false); 12704 } 12705 12706 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 12707 this.file = file; 12708 this.cid = cid; 12709 this.staged = staged; 12710 this.existing = existing; 12711 12712 if (cid != null) { 12713 resolvedPath = PackageHelper.getSdDir(cid); 12714 resolvedFile = new File(resolvedPath); 12715 } else if (file != null) { 12716 resolvedPath = file.getAbsolutePath(); 12717 resolvedFile = file; 12718 } else { 12719 resolvedPath = null; 12720 resolvedFile = null; 12721 } 12722 } 12723 } 12724 12725 static class MoveInfo { 12726 final int moveId; 12727 final String fromUuid; 12728 final String toUuid; 12729 final String packageName; 12730 final String dataAppName; 12731 final int appId; 12732 final String seinfo; 12733 final int targetSdkVersion; 12734 12735 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 12736 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 12737 this.moveId = moveId; 12738 this.fromUuid = fromUuid; 12739 this.toUuid = toUuid; 12740 this.packageName = packageName; 12741 this.dataAppName = dataAppName; 12742 this.appId = appId; 12743 this.seinfo = seinfo; 12744 this.targetSdkVersion = targetSdkVersion; 12745 } 12746 } 12747 12748 static class VerificationInfo { 12749 /** A constant used to indicate that a uid value is not present. */ 12750 public static final int NO_UID = -1; 12751 12752 /** URI referencing where the package was downloaded from. */ 12753 final Uri originatingUri; 12754 12755 /** HTTP referrer URI associated with the originatingURI. */ 12756 final Uri referrer; 12757 12758 /** UID of the application that the install request originated from. */ 12759 final int originatingUid; 12760 12761 /** UID of application requesting the install */ 12762 final int installerUid; 12763 12764 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 12765 this.originatingUri = originatingUri; 12766 this.referrer = referrer; 12767 this.originatingUid = originatingUid; 12768 this.installerUid = installerUid; 12769 } 12770 } 12771 12772 class InstallParams extends HandlerParams { 12773 final OriginInfo origin; 12774 final MoveInfo move; 12775 final IPackageInstallObserver2 observer; 12776 int installFlags; 12777 final String installerPackageName; 12778 final String volumeUuid; 12779 private InstallArgs mArgs; 12780 private int mRet; 12781 final String packageAbiOverride; 12782 final String[] grantedRuntimePermissions; 12783 final VerificationInfo verificationInfo; 12784 final Certificate[][] certificates; 12785 12786 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 12787 int installFlags, String installerPackageName, String volumeUuid, 12788 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 12789 String[] grantedPermissions, Certificate[][] certificates) { 12790 super(user); 12791 this.origin = origin; 12792 this.move = move; 12793 this.observer = observer; 12794 this.installFlags = installFlags; 12795 this.installerPackageName = installerPackageName; 12796 this.volumeUuid = volumeUuid; 12797 this.verificationInfo = verificationInfo; 12798 this.packageAbiOverride = packageAbiOverride; 12799 this.grantedRuntimePermissions = grantedPermissions; 12800 this.certificates = certificates; 12801 } 12802 12803 @Override 12804 public String toString() { 12805 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 12806 + " file=" + origin.file + " cid=" + origin.cid + "}"; 12807 } 12808 12809 private int installLocationPolicy(PackageInfoLite pkgLite) { 12810 String packageName = pkgLite.packageName; 12811 int installLocation = pkgLite.installLocation; 12812 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12813 // reader 12814 synchronized (mPackages) { 12815 // Currently installed package which the new package is attempting to replace or 12816 // null if no such package is installed. 12817 PackageParser.Package installedPkg = mPackages.get(packageName); 12818 // Package which currently owns the data which the new package will own if installed. 12819 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 12820 // will be null whereas dataOwnerPkg will contain information about the package 12821 // which was uninstalled while keeping its data. 12822 PackageParser.Package dataOwnerPkg = installedPkg; 12823 if (dataOwnerPkg == null) { 12824 PackageSetting ps = mSettings.mPackages.get(packageName); 12825 if (ps != null) { 12826 dataOwnerPkg = ps.pkg; 12827 } 12828 } 12829 12830 if (dataOwnerPkg != null) { 12831 // If installed, the package will get access to data left on the device by its 12832 // predecessor. As a security measure, this is permited only if this is not a 12833 // version downgrade or if the predecessor package is marked as debuggable and 12834 // a downgrade is explicitly requested. 12835 // 12836 // On debuggable platform builds, downgrades are permitted even for 12837 // non-debuggable packages to make testing easier. Debuggable platform builds do 12838 // not offer security guarantees and thus it's OK to disable some security 12839 // mechanisms to make debugging/testing easier on those builds. However, even on 12840 // debuggable builds downgrades of packages are permitted only if requested via 12841 // installFlags. This is because we aim to keep the behavior of debuggable 12842 // platform builds as close as possible to the behavior of non-debuggable 12843 // platform builds. 12844 final boolean downgradeRequested = 12845 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 12846 final boolean packageDebuggable = 12847 (dataOwnerPkg.applicationInfo.flags 12848 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 12849 final boolean downgradePermitted = 12850 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 12851 if (!downgradePermitted) { 12852 try { 12853 checkDowngrade(dataOwnerPkg, pkgLite); 12854 } catch (PackageManagerException e) { 12855 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 12856 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 12857 } 12858 } 12859 } 12860 12861 if (installedPkg != null) { 12862 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12863 // Check for updated system application. 12864 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12865 if (onSd) { 12866 Slog.w(TAG, "Cannot install update to system app on sdcard"); 12867 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 12868 } 12869 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12870 } else { 12871 if (onSd) { 12872 // Install flag overrides everything. 12873 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12874 } 12875 // If current upgrade specifies particular preference 12876 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 12877 // Application explicitly specified internal. 12878 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12879 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 12880 // App explictly prefers external. Let policy decide 12881 } else { 12882 // Prefer previous location 12883 if (isExternal(installedPkg)) { 12884 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12885 } 12886 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12887 } 12888 } 12889 } else { 12890 // Invalid install. Return error code 12891 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 12892 } 12893 } 12894 } 12895 // All the special cases have been taken care of. 12896 // Return result based on recommended install location. 12897 if (onSd) { 12898 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12899 } 12900 return pkgLite.recommendedInstallLocation; 12901 } 12902 12903 /* 12904 * Invoke remote method to get package information and install 12905 * location values. Override install location based on default 12906 * policy if needed and then create install arguments based 12907 * on the install location. 12908 */ 12909 public void handleStartCopy() throws RemoteException { 12910 int ret = PackageManager.INSTALL_SUCCEEDED; 12911 12912 // If we're already staged, we've firmly committed to an install location 12913 if (origin.staged) { 12914 if (origin.file != null) { 12915 installFlags |= PackageManager.INSTALL_INTERNAL; 12916 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 12917 } else if (origin.cid != null) { 12918 installFlags |= PackageManager.INSTALL_EXTERNAL; 12919 installFlags &= ~PackageManager.INSTALL_INTERNAL; 12920 } else { 12921 throw new IllegalStateException("Invalid stage location"); 12922 } 12923 } 12924 12925 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12926 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 12927 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12928 PackageInfoLite pkgLite = null; 12929 12930 if (onInt && onSd) { 12931 // Check if both bits are set. 12932 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 12933 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12934 } else if (onSd && ephemeral) { 12935 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 12936 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12937 } else { 12938 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 12939 packageAbiOverride); 12940 12941 if (DEBUG_EPHEMERAL && ephemeral) { 12942 Slog.v(TAG, "pkgLite for install: " + pkgLite); 12943 } 12944 12945 /* 12946 * If we have too little free space, try to free cache 12947 * before giving up. 12948 */ 12949 if (!origin.staged && pkgLite.recommendedInstallLocation 12950 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 12951 // TODO: focus freeing disk space on the target device 12952 final StorageManager storage = StorageManager.from(mContext); 12953 final long lowThreshold = storage.getStorageLowBytes( 12954 Environment.getDataDirectory()); 12955 12956 final long sizeBytes = mContainerService.calculateInstalledSize( 12957 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 12958 12959 try { 12960 mInstaller.freeCache(null, sizeBytes + lowThreshold); 12961 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 12962 installFlags, packageAbiOverride); 12963 } catch (InstallerException e) { 12964 Slog.w(TAG, "Failed to free cache", e); 12965 } 12966 12967 /* 12968 * The cache free must have deleted the file we 12969 * downloaded to install. 12970 * 12971 * TODO: fix the "freeCache" call to not delete 12972 * the file we care about. 12973 */ 12974 if (pkgLite.recommendedInstallLocation 12975 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 12976 pkgLite.recommendedInstallLocation 12977 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 12978 } 12979 } 12980 } 12981 12982 if (ret == PackageManager.INSTALL_SUCCEEDED) { 12983 int loc = pkgLite.recommendedInstallLocation; 12984 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 12985 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12986 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 12987 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 12988 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 12989 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 12990 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 12991 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 12992 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 12993 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 12994 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 12995 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 12996 } else { 12997 // Override with defaults if needed. 12998 loc = installLocationPolicy(pkgLite); 12999 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 13000 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 13001 } else if (!onSd && !onInt) { 13002 // Override install location with flags 13003 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 13004 // Set the flag to install on external media. 13005 installFlags |= PackageManager.INSTALL_EXTERNAL; 13006 installFlags &= ~PackageManager.INSTALL_INTERNAL; 13007 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 13008 if (DEBUG_EPHEMERAL) { 13009 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 13010 } 13011 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13012 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 13013 |PackageManager.INSTALL_INTERNAL); 13014 } else { 13015 // Make sure the flag for installing on external 13016 // media is unset 13017 installFlags |= PackageManager.INSTALL_INTERNAL; 13018 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 13019 } 13020 } 13021 } 13022 } 13023 13024 final InstallArgs args = createInstallArgs(this); 13025 mArgs = args; 13026 13027 if (ret == PackageManager.INSTALL_SUCCEEDED) { 13028 // TODO: http://b/22976637 13029 // Apps installed for "all" users use the device owner to verify the app 13030 UserHandle verifierUser = getUser(); 13031 if (verifierUser == UserHandle.ALL) { 13032 verifierUser = UserHandle.SYSTEM; 13033 } 13034 13035 /* 13036 * Determine if we have any installed package verifiers. If we 13037 * do, then we'll defer to them to verify the packages. 13038 */ 13039 final int requiredUid = mRequiredVerifierPackage == null ? -1 13040 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 13041 verifierUser.getIdentifier()); 13042 if (!origin.existing && requiredUid != -1 13043 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 13044 final Intent verification = new Intent( 13045 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 13046 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 13047 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 13048 PACKAGE_MIME_TYPE); 13049 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13050 13051 // Query all live verifiers based on current user state 13052 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 13053 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 13054 13055 if (DEBUG_VERIFY) { 13056 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 13057 + verification.toString() + " with " + pkgLite.verifiers.length 13058 + " optional verifiers"); 13059 } 13060 13061 final int verificationId = mPendingVerificationToken++; 13062 13063 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13064 13065 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 13066 installerPackageName); 13067 13068 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 13069 installFlags); 13070 13071 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 13072 pkgLite.packageName); 13073 13074 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 13075 pkgLite.versionCode); 13076 13077 if (verificationInfo != null) { 13078 if (verificationInfo.originatingUri != null) { 13079 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 13080 verificationInfo.originatingUri); 13081 } 13082 if (verificationInfo.referrer != null) { 13083 verification.putExtra(Intent.EXTRA_REFERRER, 13084 verificationInfo.referrer); 13085 } 13086 if (verificationInfo.originatingUid >= 0) { 13087 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 13088 verificationInfo.originatingUid); 13089 } 13090 if (verificationInfo.installerUid >= 0) { 13091 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 13092 verificationInfo.installerUid); 13093 } 13094 } 13095 13096 final PackageVerificationState verificationState = new PackageVerificationState( 13097 requiredUid, args); 13098 13099 mPendingVerification.append(verificationId, verificationState); 13100 13101 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 13102 receivers, verificationState); 13103 13104 /* 13105 * If any sufficient verifiers were listed in the package 13106 * manifest, attempt to ask them. 13107 */ 13108 if (sufficientVerifiers != null) { 13109 final int N = sufficientVerifiers.size(); 13110 if (N == 0) { 13111 Slog.i(TAG, "Additional verifiers required, but none installed."); 13112 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 13113 } else { 13114 for (int i = 0; i < N; i++) { 13115 final ComponentName verifierComponent = sufficientVerifiers.get(i); 13116 13117 final Intent sufficientIntent = new Intent(verification); 13118 sufficientIntent.setComponent(verifierComponent); 13119 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 13120 } 13121 } 13122 } 13123 13124 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 13125 mRequiredVerifierPackage, receivers); 13126 if (ret == PackageManager.INSTALL_SUCCEEDED 13127 && mRequiredVerifierPackage != null) { 13128 Trace.asyncTraceBegin( 13129 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 13130 /* 13131 * Send the intent to the required verification agent, 13132 * but only start the verification timeout after the 13133 * target BroadcastReceivers have run. 13134 */ 13135 verification.setComponent(requiredVerifierComponent); 13136 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 13137 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13138 new BroadcastReceiver() { 13139 @Override 13140 public void onReceive(Context context, Intent intent) { 13141 final Message msg = mHandler 13142 .obtainMessage(CHECK_PENDING_VERIFICATION); 13143 msg.arg1 = verificationId; 13144 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 13145 } 13146 }, null, 0, null, null); 13147 13148 /* 13149 * We don't want the copy to proceed until verification 13150 * succeeds, so null out this field. 13151 */ 13152 mArgs = null; 13153 } 13154 } else { 13155 /* 13156 * No package verification is enabled, so immediately start 13157 * the remote call to initiate copy using temporary file. 13158 */ 13159 ret = args.copyApk(mContainerService, true); 13160 } 13161 } 13162 13163 mRet = ret; 13164 } 13165 13166 @Override 13167 void handleReturnCode() { 13168 // If mArgs is null, then MCS couldn't be reached. When it 13169 // reconnects, it will try again to install. At that point, this 13170 // will succeed. 13171 if (mArgs != null) { 13172 processPendingInstall(mArgs, mRet); 13173 } 13174 } 13175 13176 @Override 13177 void handleServiceError() { 13178 mArgs = createInstallArgs(this); 13179 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13180 } 13181 13182 public boolean isForwardLocked() { 13183 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13184 } 13185 } 13186 13187 /** 13188 * Used during creation of InstallArgs 13189 * 13190 * @param installFlags package installation flags 13191 * @return true if should be installed on external storage 13192 */ 13193 private static boolean installOnExternalAsec(int installFlags) { 13194 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 13195 return false; 13196 } 13197 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13198 return true; 13199 } 13200 return false; 13201 } 13202 13203 /** 13204 * Used during creation of InstallArgs 13205 * 13206 * @param installFlags package installation flags 13207 * @return true if should be installed as forward locked 13208 */ 13209 private static boolean installForwardLocked(int installFlags) { 13210 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13211 } 13212 13213 private InstallArgs createInstallArgs(InstallParams params) { 13214 if (params.move != null) { 13215 return new MoveInstallArgs(params); 13216 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 13217 return new AsecInstallArgs(params); 13218 } else { 13219 return new FileInstallArgs(params); 13220 } 13221 } 13222 13223 /** 13224 * Create args that describe an existing installed package. Typically used 13225 * when cleaning up old installs, or used as a move source. 13226 */ 13227 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 13228 String resourcePath, String[] instructionSets) { 13229 final boolean isInAsec; 13230 if (installOnExternalAsec(installFlags)) { 13231 /* Apps on SD card are always in ASEC containers. */ 13232 isInAsec = true; 13233 } else if (installForwardLocked(installFlags) 13234 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 13235 /* 13236 * Forward-locked apps are only in ASEC containers if they're the 13237 * new style 13238 */ 13239 isInAsec = true; 13240 } else { 13241 isInAsec = false; 13242 } 13243 13244 if (isInAsec) { 13245 return new AsecInstallArgs(codePath, instructionSets, 13246 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 13247 } else { 13248 return new FileInstallArgs(codePath, resourcePath, instructionSets); 13249 } 13250 } 13251 13252 static abstract class InstallArgs { 13253 /** @see InstallParams#origin */ 13254 final OriginInfo origin; 13255 /** @see InstallParams#move */ 13256 final MoveInfo move; 13257 13258 final IPackageInstallObserver2 observer; 13259 // Always refers to PackageManager flags only 13260 final int installFlags; 13261 final String installerPackageName; 13262 final String volumeUuid; 13263 final UserHandle user; 13264 final String abiOverride; 13265 final String[] installGrantPermissions; 13266 /** If non-null, drop an async trace when the install completes */ 13267 final String traceMethod; 13268 final int traceCookie; 13269 final Certificate[][] certificates; 13270 13271 // The list of instruction sets supported by this app. This is currently 13272 // only used during the rmdex() phase to clean up resources. We can get rid of this 13273 // if we move dex files under the common app path. 13274 /* nullable */ String[] instructionSets; 13275 13276 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 13277 int installFlags, String installerPackageName, String volumeUuid, 13278 UserHandle user, String[] instructionSets, 13279 String abiOverride, String[] installGrantPermissions, 13280 String traceMethod, int traceCookie, Certificate[][] certificates) { 13281 this.origin = origin; 13282 this.move = move; 13283 this.installFlags = installFlags; 13284 this.observer = observer; 13285 this.installerPackageName = installerPackageName; 13286 this.volumeUuid = volumeUuid; 13287 this.user = user; 13288 this.instructionSets = instructionSets; 13289 this.abiOverride = abiOverride; 13290 this.installGrantPermissions = installGrantPermissions; 13291 this.traceMethod = traceMethod; 13292 this.traceCookie = traceCookie; 13293 this.certificates = certificates; 13294 } 13295 13296 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 13297 abstract int doPreInstall(int status); 13298 13299 /** 13300 * Rename package into final resting place. All paths on the given 13301 * scanned package should be updated to reflect the rename. 13302 */ 13303 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 13304 abstract int doPostInstall(int status, int uid); 13305 13306 /** @see PackageSettingBase#codePathString */ 13307 abstract String getCodePath(); 13308 /** @see PackageSettingBase#resourcePathString */ 13309 abstract String getResourcePath(); 13310 13311 // Need installer lock especially for dex file removal. 13312 abstract void cleanUpResourcesLI(); 13313 abstract boolean doPostDeleteLI(boolean delete); 13314 13315 /** 13316 * Called before the source arguments are copied. This is used mostly 13317 * for MoveParams when it needs to read the source file to put it in the 13318 * destination. 13319 */ 13320 int doPreCopy() { 13321 return PackageManager.INSTALL_SUCCEEDED; 13322 } 13323 13324 /** 13325 * Called after the source arguments are copied. This is used mostly for 13326 * MoveParams when it needs to read the source file to put it in the 13327 * destination. 13328 */ 13329 int doPostCopy(int uid) { 13330 return PackageManager.INSTALL_SUCCEEDED; 13331 } 13332 13333 protected boolean isFwdLocked() { 13334 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13335 } 13336 13337 protected boolean isExternalAsec() { 13338 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 13339 } 13340 13341 protected boolean isEphemeral() { 13342 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13343 } 13344 13345 UserHandle getUser() { 13346 return user; 13347 } 13348 } 13349 13350 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 13351 if (!allCodePaths.isEmpty()) { 13352 if (instructionSets == null) { 13353 throw new IllegalStateException("instructionSet == null"); 13354 } 13355 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 13356 for (String codePath : allCodePaths) { 13357 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 13358 try { 13359 mInstaller.rmdex(codePath, dexCodeInstructionSet); 13360 } catch (InstallerException ignored) { 13361 } 13362 } 13363 } 13364 } 13365 } 13366 13367 /** 13368 * Logic to handle installation of non-ASEC applications, including copying 13369 * and renaming logic. 13370 */ 13371 class FileInstallArgs extends InstallArgs { 13372 private File codeFile; 13373 private File resourceFile; 13374 13375 // Example topology: 13376 // /data/app/com.example/base.apk 13377 // /data/app/com.example/split_foo.apk 13378 // /data/app/com.example/lib/arm/libfoo.so 13379 // /data/app/com.example/lib/arm64/libfoo.so 13380 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 13381 13382 /** New install */ 13383 FileInstallArgs(InstallParams params) { 13384 super(params.origin, params.move, params.observer, params.installFlags, 13385 params.installerPackageName, params.volumeUuid, 13386 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 13387 params.grantedRuntimePermissions, 13388 params.traceMethod, params.traceCookie, params.certificates); 13389 if (isFwdLocked()) { 13390 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 13391 } 13392 } 13393 13394 /** Existing install */ 13395 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 13396 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 13397 null, null, null, 0, null /*certificates*/); 13398 this.codeFile = (codePath != null) ? new File(codePath) : null; 13399 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 13400 } 13401 13402 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13403 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 13404 try { 13405 return doCopyApk(imcs, temp); 13406 } finally { 13407 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13408 } 13409 } 13410 13411 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13412 if (origin.staged) { 13413 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 13414 codeFile = origin.file; 13415 resourceFile = origin.file; 13416 return PackageManager.INSTALL_SUCCEEDED; 13417 } 13418 13419 try { 13420 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13421 final File tempDir = 13422 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 13423 codeFile = tempDir; 13424 resourceFile = tempDir; 13425 } catch (IOException e) { 13426 Slog.w(TAG, "Failed to create copy file: " + e); 13427 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 13428 } 13429 13430 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 13431 @Override 13432 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 13433 if (!FileUtils.isValidExtFilename(name)) { 13434 throw new IllegalArgumentException("Invalid filename: " + name); 13435 } 13436 try { 13437 final File file = new File(codeFile, name); 13438 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 13439 O_RDWR | O_CREAT, 0644); 13440 Os.chmod(file.getAbsolutePath(), 0644); 13441 return new ParcelFileDescriptor(fd); 13442 } catch (ErrnoException e) { 13443 throw new RemoteException("Failed to open: " + e.getMessage()); 13444 } 13445 } 13446 }; 13447 13448 int ret = PackageManager.INSTALL_SUCCEEDED; 13449 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 13450 if (ret != PackageManager.INSTALL_SUCCEEDED) { 13451 Slog.e(TAG, "Failed to copy package"); 13452 return ret; 13453 } 13454 13455 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 13456 NativeLibraryHelper.Handle handle = null; 13457 try { 13458 handle = NativeLibraryHelper.Handle.create(codeFile); 13459 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 13460 abiOverride); 13461 } catch (IOException e) { 13462 Slog.e(TAG, "Copying native libraries failed", e); 13463 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13464 } finally { 13465 IoUtils.closeQuietly(handle); 13466 } 13467 13468 return ret; 13469 } 13470 13471 int doPreInstall(int status) { 13472 if (status != PackageManager.INSTALL_SUCCEEDED) { 13473 cleanUp(); 13474 } 13475 return status; 13476 } 13477 13478 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13479 if (status != PackageManager.INSTALL_SUCCEEDED) { 13480 cleanUp(); 13481 return false; 13482 } 13483 13484 final File targetDir = codeFile.getParentFile(); 13485 final File beforeCodeFile = codeFile; 13486 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 13487 13488 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 13489 try { 13490 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 13491 } catch (ErrnoException e) { 13492 Slog.w(TAG, "Failed to rename", e); 13493 return false; 13494 } 13495 13496 if (!SELinux.restoreconRecursive(afterCodeFile)) { 13497 Slog.w(TAG, "Failed to restorecon"); 13498 return false; 13499 } 13500 13501 // Reflect the rename internally 13502 codeFile = afterCodeFile; 13503 resourceFile = afterCodeFile; 13504 13505 // Reflect the rename in scanned details 13506 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13507 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13508 afterCodeFile, pkg.baseCodePath)); 13509 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13510 afterCodeFile, pkg.splitCodePaths)); 13511 13512 // Reflect the rename in app info 13513 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13514 pkg.setApplicationInfoCodePath(pkg.codePath); 13515 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13516 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13517 pkg.setApplicationInfoResourcePath(pkg.codePath); 13518 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13519 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13520 13521 return true; 13522 } 13523 13524 int doPostInstall(int status, int uid) { 13525 if (status != PackageManager.INSTALL_SUCCEEDED) { 13526 cleanUp(); 13527 } 13528 return status; 13529 } 13530 13531 @Override 13532 String getCodePath() { 13533 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 13534 } 13535 13536 @Override 13537 String getResourcePath() { 13538 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 13539 } 13540 13541 private boolean cleanUp() { 13542 if (codeFile == null || !codeFile.exists()) { 13543 return false; 13544 } 13545 13546 removeCodePathLI(codeFile); 13547 13548 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 13549 resourceFile.delete(); 13550 } 13551 13552 return true; 13553 } 13554 13555 void cleanUpResourcesLI() { 13556 // Try enumerating all code paths before deleting 13557 List<String> allCodePaths = Collections.EMPTY_LIST; 13558 if (codeFile != null && codeFile.exists()) { 13559 try { 13560 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13561 allCodePaths = pkg.getAllCodePaths(); 13562 } catch (PackageParserException e) { 13563 // Ignored; we tried our best 13564 } 13565 } 13566 13567 cleanUp(); 13568 removeDexFiles(allCodePaths, instructionSets); 13569 } 13570 13571 boolean doPostDeleteLI(boolean delete) { 13572 // XXX err, shouldn't we respect the delete flag? 13573 cleanUpResourcesLI(); 13574 return true; 13575 } 13576 } 13577 13578 private boolean isAsecExternal(String cid) { 13579 final String asecPath = PackageHelper.getSdFilesystem(cid); 13580 return !asecPath.startsWith(mAsecInternalPath); 13581 } 13582 13583 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 13584 PackageManagerException { 13585 if (copyRet < 0) { 13586 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 13587 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 13588 throw new PackageManagerException(copyRet, message); 13589 } 13590 } 13591 } 13592 13593 /** 13594 * Extract the MountService "container ID" from the full code path of an 13595 * .apk. 13596 */ 13597 static String cidFromCodePath(String fullCodePath) { 13598 int eidx = fullCodePath.lastIndexOf("/"); 13599 String subStr1 = fullCodePath.substring(0, eidx); 13600 int sidx = subStr1.lastIndexOf("/"); 13601 return subStr1.substring(sidx+1, eidx); 13602 } 13603 13604 /** 13605 * Logic to handle installation of ASEC applications, including copying and 13606 * renaming logic. 13607 */ 13608 class AsecInstallArgs extends InstallArgs { 13609 static final String RES_FILE_NAME = "pkg.apk"; 13610 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 13611 13612 String cid; 13613 String packagePath; 13614 String resourcePath; 13615 13616 /** New install */ 13617 AsecInstallArgs(InstallParams params) { 13618 super(params.origin, params.move, params.observer, params.installFlags, 13619 params.installerPackageName, params.volumeUuid, 13620 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 13621 params.grantedRuntimePermissions, 13622 params.traceMethod, params.traceCookie, params.certificates); 13623 } 13624 13625 /** Existing install */ 13626 AsecInstallArgs(String fullCodePath, String[] instructionSets, 13627 boolean isExternal, boolean isForwardLocked) { 13628 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 13629 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13630 instructionSets, null, null, null, 0, null /*certificates*/); 13631 // Hackily pretend we're still looking at a full code path 13632 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 13633 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 13634 } 13635 13636 // Extract cid from fullCodePath 13637 int eidx = fullCodePath.lastIndexOf("/"); 13638 String subStr1 = fullCodePath.substring(0, eidx); 13639 int sidx = subStr1.lastIndexOf("/"); 13640 cid = subStr1.substring(sidx+1, eidx); 13641 setMountPath(subStr1); 13642 } 13643 13644 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 13645 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 13646 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13647 instructionSets, null, null, null, 0, null /*certificates*/); 13648 this.cid = cid; 13649 setMountPath(PackageHelper.getSdDir(cid)); 13650 } 13651 13652 void createCopyFile() { 13653 cid = mInstallerService.allocateExternalStageCidLegacy(); 13654 } 13655 13656 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13657 if (origin.staged && origin.cid != null) { 13658 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 13659 cid = origin.cid; 13660 setMountPath(PackageHelper.getSdDir(cid)); 13661 return PackageManager.INSTALL_SUCCEEDED; 13662 } 13663 13664 if (temp) { 13665 createCopyFile(); 13666 } else { 13667 /* 13668 * Pre-emptively destroy the container since it's destroyed if 13669 * copying fails due to it existing anyway. 13670 */ 13671 PackageHelper.destroySdDir(cid); 13672 } 13673 13674 final String newMountPath = imcs.copyPackageToContainer( 13675 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 13676 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 13677 13678 if (newMountPath != null) { 13679 setMountPath(newMountPath); 13680 return PackageManager.INSTALL_SUCCEEDED; 13681 } else { 13682 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13683 } 13684 } 13685 13686 @Override 13687 String getCodePath() { 13688 return packagePath; 13689 } 13690 13691 @Override 13692 String getResourcePath() { 13693 return resourcePath; 13694 } 13695 13696 int doPreInstall(int status) { 13697 if (status != PackageManager.INSTALL_SUCCEEDED) { 13698 // Destroy container 13699 PackageHelper.destroySdDir(cid); 13700 } else { 13701 boolean mounted = PackageHelper.isContainerMounted(cid); 13702 if (!mounted) { 13703 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 13704 Process.SYSTEM_UID); 13705 if (newMountPath != null) { 13706 setMountPath(newMountPath); 13707 } else { 13708 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13709 } 13710 } 13711 } 13712 return status; 13713 } 13714 13715 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13716 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 13717 String newMountPath = null; 13718 if (PackageHelper.isContainerMounted(cid)) { 13719 // Unmount the container 13720 if (!PackageHelper.unMountSdDir(cid)) { 13721 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 13722 return false; 13723 } 13724 } 13725 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13726 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 13727 " which might be stale. Will try to clean up."); 13728 // Clean up the stale container and proceed to recreate. 13729 if (!PackageHelper.destroySdDir(newCacheId)) { 13730 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 13731 return false; 13732 } 13733 // Successfully cleaned up stale container. Try to rename again. 13734 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13735 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 13736 + " inspite of cleaning it up."); 13737 return false; 13738 } 13739 } 13740 if (!PackageHelper.isContainerMounted(newCacheId)) { 13741 Slog.w(TAG, "Mounting container " + newCacheId); 13742 newMountPath = PackageHelper.mountSdDir(newCacheId, 13743 getEncryptKey(), Process.SYSTEM_UID); 13744 } else { 13745 newMountPath = PackageHelper.getSdDir(newCacheId); 13746 } 13747 if (newMountPath == null) { 13748 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 13749 return false; 13750 } 13751 Log.i(TAG, "Succesfully renamed " + cid + 13752 " to " + newCacheId + 13753 " at new path: " + newMountPath); 13754 cid = newCacheId; 13755 13756 final File beforeCodeFile = new File(packagePath); 13757 setMountPath(newMountPath); 13758 final File afterCodeFile = new File(packagePath); 13759 13760 // Reflect the rename in scanned details 13761 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13762 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13763 afterCodeFile, pkg.baseCodePath)); 13764 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13765 afterCodeFile, pkg.splitCodePaths)); 13766 13767 // Reflect the rename in app info 13768 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13769 pkg.setApplicationInfoCodePath(pkg.codePath); 13770 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13771 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13772 pkg.setApplicationInfoResourcePath(pkg.codePath); 13773 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13774 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13775 13776 return true; 13777 } 13778 13779 private void setMountPath(String mountPath) { 13780 final File mountFile = new File(mountPath); 13781 13782 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 13783 if (monolithicFile.exists()) { 13784 packagePath = monolithicFile.getAbsolutePath(); 13785 if (isFwdLocked()) { 13786 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 13787 } else { 13788 resourcePath = packagePath; 13789 } 13790 } else { 13791 packagePath = mountFile.getAbsolutePath(); 13792 resourcePath = packagePath; 13793 } 13794 } 13795 13796 int doPostInstall(int status, int uid) { 13797 if (status != PackageManager.INSTALL_SUCCEEDED) { 13798 cleanUp(); 13799 } else { 13800 final int groupOwner; 13801 final String protectedFile; 13802 if (isFwdLocked()) { 13803 groupOwner = UserHandle.getSharedAppGid(uid); 13804 protectedFile = RES_FILE_NAME; 13805 } else { 13806 groupOwner = -1; 13807 protectedFile = null; 13808 } 13809 13810 if (uid < Process.FIRST_APPLICATION_UID 13811 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 13812 Slog.e(TAG, "Failed to finalize " + cid); 13813 PackageHelper.destroySdDir(cid); 13814 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13815 } 13816 13817 boolean mounted = PackageHelper.isContainerMounted(cid); 13818 if (!mounted) { 13819 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 13820 } 13821 } 13822 return status; 13823 } 13824 13825 private void cleanUp() { 13826 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 13827 13828 // Destroy secure container 13829 PackageHelper.destroySdDir(cid); 13830 } 13831 13832 private List<String> getAllCodePaths() { 13833 final File codeFile = new File(getCodePath()); 13834 if (codeFile != null && codeFile.exists()) { 13835 try { 13836 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13837 return pkg.getAllCodePaths(); 13838 } catch (PackageParserException e) { 13839 // Ignored; we tried our best 13840 } 13841 } 13842 return Collections.EMPTY_LIST; 13843 } 13844 13845 void cleanUpResourcesLI() { 13846 // Enumerate all code paths before deleting 13847 cleanUpResourcesLI(getAllCodePaths()); 13848 } 13849 13850 private void cleanUpResourcesLI(List<String> allCodePaths) { 13851 cleanUp(); 13852 removeDexFiles(allCodePaths, instructionSets); 13853 } 13854 13855 String getPackageName() { 13856 return getAsecPackageName(cid); 13857 } 13858 13859 boolean doPostDeleteLI(boolean delete) { 13860 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 13861 final List<String> allCodePaths = getAllCodePaths(); 13862 boolean mounted = PackageHelper.isContainerMounted(cid); 13863 if (mounted) { 13864 // Unmount first 13865 if (PackageHelper.unMountSdDir(cid)) { 13866 mounted = false; 13867 } 13868 } 13869 if (!mounted && delete) { 13870 cleanUpResourcesLI(allCodePaths); 13871 } 13872 return !mounted; 13873 } 13874 13875 @Override 13876 int doPreCopy() { 13877 if (isFwdLocked()) { 13878 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 13879 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 13880 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13881 } 13882 } 13883 13884 return PackageManager.INSTALL_SUCCEEDED; 13885 } 13886 13887 @Override 13888 int doPostCopy(int uid) { 13889 if (isFwdLocked()) { 13890 if (uid < Process.FIRST_APPLICATION_UID 13891 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 13892 RES_FILE_NAME)) { 13893 Slog.e(TAG, "Failed to finalize " + cid); 13894 PackageHelper.destroySdDir(cid); 13895 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13896 } 13897 } 13898 13899 return PackageManager.INSTALL_SUCCEEDED; 13900 } 13901 } 13902 13903 /** 13904 * Logic to handle movement of existing installed applications. 13905 */ 13906 class MoveInstallArgs extends InstallArgs { 13907 private File codeFile; 13908 private File resourceFile; 13909 13910 /** New install */ 13911 MoveInstallArgs(InstallParams params) { 13912 super(params.origin, params.move, params.observer, params.installFlags, 13913 params.installerPackageName, params.volumeUuid, 13914 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 13915 params.grantedRuntimePermissions, 13916 params.traceMethod, params.traceCookie, params.certificates); 13917 } 13918 13919 int copyApk(IMediaContainerService imcs, boolean temp) { 13920 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 13921 + move.fromUuid + " to " + move.toUuid); 13922 synchronized (mInstaller) { 13923 try { 13924 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 13925 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 13926 } catch (InstallerException e) { 13927 Slog.w(TAG, "Failed to move app", e); 13928 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13929 } 13930 } 13931 13932 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 13933 resourceFile = codeFile; 13934 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 13935 13936 return PackageManager.INSTALL_SUCCEEDED; 13937 } 13938 13939 int doPreInstall(int status) { 13940 if (status != PackageManager.INSTALL_SUCCEEDED) { 13941 cleanUp(move.toUuid); 13942 } 13943 return status; 13944 } 13945 13946 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13947 if (status != PackageManager.INSTALL_SUCCEEDED) { 13948 cleanUp(move.toUuid); 13949 return false; 13950 } 13951 13952 // Reflect the move in app info 13953 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13954 pkg.setApplicationInfoCodePath(pkg.codePath); 13955 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13956 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13957 pkg.setApplicationInfoResourcePath(pkg.codePath); 13958 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13959 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13960 13961 return true; 13962 } 13963 13964 int doPostInstall(int status, int uid) { 13965 if (status == PackageManager.INSTALL_SUCCEEDED) { 13966 cleanUp(move.fromUuid); 13967 } else { 13968 cleanUp(move.toUuid); 13969 } 13970 return status; 13971 } 13972 13973 @Override 13974 String getCodePath() { 13975 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 13976 } 13977 13978 @Override 13979 String getResourcePath() { 13980 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 13981 } 13982 13983 private boolean cleanUp(String volumeUuid) { 13984 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 13985 move.dataAppName); 13986 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 13987 final int[] userIds = sUserManager.getUserIds(); 13988 synchronized (mInstallLock) { 13989 // Clean up both app data and code 13990 // All package moves are frozen until finished 13991 for (int userId : userIds) { 13992 try { 13993 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 13994 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 13995 } catch (InstallerException e) { 13996 Slog.w(TAG, String.valueOf(e)); 13997 } 13998 } 13999 removeCodePathLI(codeFile); 14000 } 14001 return true; 14002 } 14003 14004 void cleanUpResourcesLI() { 14005 throw new UnsupportedOperationException(); 14006 } 14007 14008 boolean doPostDeleteLI(boolean delete) { 14009 throw new UnsupportedOperationException(); 14010 } 14011 } 14012 14013 static String getAsecPackageName(String packageCid) { 14014 int idx = packageCid.lastIndexOf("-"); 14015 if (idx == -1) { 14016 return packageCid; 14017 } 14018 return packageCid.substring(0, idx); 14019 } 14020 14021 // Utility method used to create code paths based on package name and available index. 14022 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 14023 String idxStr = ""; 14024 int idx = 1; 14025 // Fall back to default value of idx=1 if prefix is not 14026 // part of oldCodePath 14027 if (oldCodePath != null) { 14028 String subStr = oldCodePath; 14029 // Drop the suffix right away 14030 if (suffix != null && subStr.endsWith(suffix)) { 14031 subStr = subStr.substring(0, subStr.length() - suffix.length()); 14032 } 14033 // If oldCodePath already contains prefix find out the 14034 // ending index to either increment or decrement. 14035 int sidx = subStr.lastIndexOf(prefix); 14036 if (sidx != -1) { 14037 subStr = subStr.substring(sidx + prefix.length()); 14038 if (subStr != null) { 14039 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 14040 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 14041 } 14042 try { 14043 idx = Integer.parseInt(subStr); 14044 if (idx <= 1) { 14045 idx++; 14046 } else { 14047 idx--; 14048 } 14049 } catch(NumberFormatException e) { 14050 } 14051 } 14052 } 14053 } 14054 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 14055 return prefix + idxStr; 14056 } 14057 14058 private File getNextCodePath(File targetDir, String packageName) { 14059 int suffix = 1; 14060 File result; 14061 do { 14062 result = new File(targetDir, packageName + "-" + suffix); 14063 suffix++; 14064 } while (result.exists()); 14065 return result; 14066 } 14067 14068 // Utility method that returns the relative package path with respect 14069 // to the installation directory. Like say for /data/data/com.test-1.apk 14070 // string com.test-1 is returned. 14071 static String deriveCodePathName(String codePath) { 14072 if (codePath == null) { 14073 return null; 14074 } 14075 final File codeFile = new File(codePath); 14076 final String name = codeFile.getName(); 14077 if (codeFile.isDirectory()) { 14078 return name; 14079 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 14080 final int lastDot = name.lastIndexOf('.'); 14081 return name.substring(0, lastDot); 14082 } else { 14083 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 14084 return null; 14085 } 14086 } 14087 14088 static class PackageInstalledInfo { 14089 String name; 14090 int uid; 14091 // The set of users that originally had this package installed. 14092 int[] origUsers; 14093 // The set of users that now have this package installed. 14094 int[] newUsers; 14095 PackageParser.Package pkg; 14096 int returnCode; 14097 String returnMsg; 14098 PackageRemovedInfo removedInfo; 14099 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 14100 14101 public void setError(int code, String msg) { 14102 setReturnCode(code); 14103 setReturnMessage(msg); 14104 Slog.w(TAG, msg); 14105 } 14106 14107 public void setError(String msg, PackageParserException e) { 14108 setReturnCode(e.error); 14109 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14110 Slog.w(TAG, msg, e); 14111 } 14112 14113 public void setError(String msg, PackageManagerException e) { 14114 returnCode = e.error; 14115 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14116 Slog.w(TAG, msg, e); 14117 } 14118 14119 public void setReturnCode(int returnCode) { 14120 this.returnCode = returnCode; 14121 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14122 for (int i = 0; i < childCount; i++) { 14123 addedChildPackages.valueAt(i).returnCode = returnCode; 14124 } 14125 } 14126 14127 private void setReturnMessage(String returnMsg) { 14128 this.returnMsg = returnMsg; 14129 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14130 for (int i = 0; i < childCount; i++) { 14131 addedChildPackages.valueAt(i).returnMsg = returnMsg; 14132 } 14133 } 14134 14135 // In some error cases we want to convey more info back to the observer 14136 String origPackage; 14137 String origPermission; 14138 } 14139 14140 /* 14141 * Install a non-existing package. 14142 */ 14143 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 14144 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 14145 PackageInstalledInfo res) { 14146 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 14147 14148 // Remember this for later, in case we need to rollback this install 14149 String pkgName = pkg.packageName; 14150 14151 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 14152 14153 synchronized(mPackages) { 14154 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 14155 if (renamedPackage != null) { 14156 // A package with the same name is already installed, though 14157 // it has been renamed to an older name. The package we 14158 // are trying to install should be installed as an update to 14159 // the existing one, but that has not been requested, so bail. 14160 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14161 + " without first uninstalling package running as " 14162 + renamedPackage); 14163 return; 14164 } 14165 if (mPackages.containsKey(pkgName)) { 14166 // Don't allow installation over an existing package with the same name. 14167 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14168 + " without first uninstalling."); 14169 return; 14170 } 14171 } 14172 14173 try { 14174 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 14175 System.currentTimeMillis(), user); 14176 14177 updateSettingsLI(newPackage, installerPackageName, null, res, user); 14178 14179 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14180 prepareAppDataAfterInstallLIF(newPackage); 14181 14182 } else { 14183 // Remove package from internal structures, but keep around any 14184 // data that might have already existed 14185 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 14186 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 14187 } 14188 } catch (PackageManagerException e) { 14189 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14190 } 14191 14192 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14193 } 14194 14195 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 14196 // Can't rotate keys during boot or if sharedUser. 14197 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 14198 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 14199 return false; 14200 } 14201 // app is using upgradeKeySets; make sure all are valid 14202 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14203 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 14204 for (int i = 0; i < upgradeKeySets.length; i++) { 14205 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 14206 Slog.wtf(TAG, "Package " 14207 + (oldPs.name != null ? oldPs.name : "<null>") 14208 + " contains upgrade-key-set reference to unknown key-set: " 14209 + upgradeKeySets[i] 14210 + " reverting to signatures check."); 14211 return false; 14212 } 14213 } 14214 return true; 14215 } 14216 14217 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 14218 // Upgrade keysets are being used. Determine if new package has a superset of the 14219 // required keys. 14220 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 14221 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14222 for (int i = 0; i < upgradeKeySets.length; i++) { 14223 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 14224 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 14225 return true; 14226 } 14227 } 14228 return false; 14229 } 14230 14231 private static void updateDigest(MessageDigest digest, File file) throws IOException { 14232 try (DigestInputStream digestStream = 14233 new DigestInputStream(new FileInputStream(file), digest)) { 14234 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 14235 } 14236 } 14237 14238 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 14239 UserHandle user, String installerPackageName, PackageInstalledInfo res) { 14240 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 14241 14242 final PackageParser.Package oldPackage; 14243 final String pkgName = pkg.packageName; 14244 final int[] allUsers; 14245 final int[] installedUsers; 14246 14247 synchronized(mPackages) { 14248 oldPackage = mPackages.get(pkgName); 14249 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 14250 14251 // don't allow upgrade to target a release SDK from a pre-release SDK 14252 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 14253 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14254 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 14255 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14256 if (oldTargetsPreRelease 14257 && !newTargetsPreRelease 14258 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 14259 Slog.w(TAG, "Can't install package targeting released sdk"); 14260 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 14261 return; 14262 } 14263 14264 // don't allow an upgrade from full to ephemeral 14265 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 14266 if (isEphemeral && !oldIsEphemeral) { 14267 // can't downgrade from full to ephemeral 14268 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 14269 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14270 return; 14271 } 14272 14273 // verify signatures are valid 14274 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14275 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 14276 if (!checkUpgradeKeySetLP(ps, pkg)) { 14277 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14278 "New package not signed by keys specified by upgrade-keysets: " 14279 + pkgName); 14280 return; 14281 } 14282 } else { 14283 // default to original signature matching 14284 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 14285 != PackageManager.SIGNATURE_MATCH) { 14286 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14287 "New package has a different signature: " + pkgName); 14288 return; 14289 } 14290 } 14291 14292 // don't allow a system upgrade unless the upgrade hash matches 14293 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 14294 byte[] digestBytes = null; 14295 try { 14296 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 14297 updateDigest(digest, new File(pkg.baseCodePath)); 14298 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 14299 for (String path : pkg.splitCodePaths) { 14300 updateDigest(digest, new File(path)); 14301 } 14302 } 14303 digestBytes = digest.digest(); 14304 } catch (NoSuchAlgorithmException | IOException e) { 14305 res.setError(INSTALL_FAILED_INVALID_APK, 14306 "Could not compute hash: " + pkgName); 14307 return; 14308 } 14309 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 14310 res.setError(INSTALL_FAILED_INVALID_APK, 14311 "New package fails restrict-update check: " + pkgName); 14312 return; 14313 } 14314 // retain upgrade restriction 14315 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 14316 } 14317 14318 // Check for shared user id changes 14319 String invalidPackageName = 14320 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 14321 if (invalidPackageName != null) { 14322 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 14323 "Package " + invalidPackageName + " tried to change user " 14324 + oldPackage.mSharedUserId); 14325 return; 14326 } 14327 14328 // In case of rollback, remember per-user/profile install state 14329 allUsers = sUserManager.getUserIds(); 14330 installedUsers = ps.queryInstalledUsers(allUsers, true); 14331 } 14332 14333 // Update what is removed 14334 res.removedInfo = new PackageRemovedInfo(); 14335 res.removedInfo.uid = oldPackage.applicationInfo.uid; 14336 res.removedInfo.removedPackage = oldPackage.packageName; 14337 res.removedInfo.isUpdate = true; 14338 res.removedInfo.origUsers = installedUsers; 14339 final int childCount = (oldPackage.childPackages != null) 14340 ? oldPackage.childPackages.size() : 0; 14341 for (int i = 0; i < childCount; i++) { 14342 boolean childPackageUpdated = false; 14343 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 14344 if (res.addedChildPackages != null) { 14345 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 14346 if (childRes != null) { 14347 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 14348 childRes.removedInfo.removedPackage = childPkg.packageName; 14349 childRes.removedInfo.isUpdate = true; 14350 childPackageUpdated = true; 14351 } 14352 } 14353 if (!childPackageUpdated) { 14354 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 14355 childRemovedRes.removedPackage = childPkg.packageName; 14356 childRemovedRes.isUpdate = false; 14357 childRemovedRes.dataRemoved = true; 14358 synchronized (mPackages) { 14359 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 14360 if (childPs != null) { 14361 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 14362 } 14363 } 14364 if (res.removedInfo.removedChildPackages == null) { 14365 res.removedInfo.removedChildPackages = new ArrayMap<>(); 14366 } 14367 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 14368 } 14369 } 14370 14371 boolean sysPkg = (isSystemApp(oldPackage)); 14372 if (sysPkg) { 14373 // Set the system/privileged flags as needed 14374 final boolean privileged = 14375 (oldPackage.applicationInfo.privateFlags 14376 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 14377 final int systemPolicyFlags = policyFlags 14378 | PackageParser.PARSE_IS_SYSTEM 14379 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 14380 14381 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 14382 user, allUsers, installerPackageName, res); 14383 } else { 14384 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 14385 user, allUsers, installerPackageName, res); 14386 } 14387 } 14388 14389 public List<String> getPreviousCodePaths(String packageName) { 14390 final PackageSetting ps = mSettings.mPackages.get(packageName); 14391 final List<String> result = new ArrayList<String>(); 14392 if (ps != null && ps.oldCodePaths != null) { 14393 result.addAll(ps.oldCodePaths); 14394 } 14395 return result; 14396 } 14397 14398 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 14399 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14400 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14401 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 14402 + deletedPackage); 14403 14404 String pkgName = deletedPackage.packageName; 14405 boolean deletedPkg = true; 14406 boolean addedPkg = false; 14407 boolean updatedSettings = false; 14408 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 14409 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 14410 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 14411 14412 final long origUpdateTime = (pkg.mExtras != null) 14413 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 14414 14415 // First delete the existing package while retaining the data directory 14416 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14417 res.removedInfo, true, pkg)) { 14418 // If the existing package wasn't successfully deleted 14419 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 14420 deletedPkg = false; 14421 } else { 14422 // Successfully deleted the old package; proceed with replace. 14423 14424 // If deleted package lived in a container, give users a chance to 14425 // relinquish resources before killing. 14426 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 14427 if (DEBUG_INSTALL) { 14428 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 14429 } 14430 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 14431 final ArrayList<String> pkgList = new ArrayList<String>(1); 14432 pkgList.add(deletedPackage.applicationInfo.packageName); 14433 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 14434 } 14435 14436 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14437 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14438 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14439 14440 try { 14441 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 14442 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 14443 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14444 14445 // Update the in-memory copy of the previous code paths. 14446 PackageSetting ps = mSettings.mPackages.get(pkgName); 14447 if (!killApp) { 14448 if (ps.oldCodePaths == null) { 14449 ps.oldCodePaths = new ArraySet<>(); 14450 } 14451 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 14452 if (deletedPackage.splitCodePaths != null) { 14453 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 14454 } 14455 } else { 14456 ps.oldCodePaths = null; 14457 } 14458 if (ps.childPackageNames != null) { 14459 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 14460 final String childPkgName = ps.childPackageNames.get(i); 14461 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 14462 childPs.oldCodePaths = ps.oldCodePaths; 14463 } 14464 } 14465 prepareAppDataAfterInstallLIF(newPackage); 14466 addedPkg = true; 14467 } catch (PackageManagerException e) { 14468 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14469 } 14470 } 14471 14472 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14473 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 14474 14475 // Revert all internal state mutations and added folders for the failed install 14476 if (addedPkg) { 14477 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14478 res.removedInfo, true, null); 14479 } 14480 14481 // Restore the old package 14482 if (deletedPkg) { 14483 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 14484 File restoreFile = new File(deletedPackage.codePath); 14485 // Parse old package 14486 boolean oldExternal = isExternal(deletedPackage); 14487 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 14488 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 14489 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 14490 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 14491 try { 14492 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 14493 null); 14494 } catch (PackageManagerException e) { 14495 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 14496 + e.getMessage()); 14497 return; 14498 } 14499 14500 synchronized (mPackages) { 14501 // Ensure the installer package name up to date 14502 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14503 14504 // Update permissions for restored package 14505 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14506 14507 mSettings.writeLPr(); 14508 } 14509 14510 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 14511 } 14512 } else { 14513 synchronized (mPackages) { 14514 PackageSetting ps = mSettings.peekPackageLPr(pkg.packageName); 14515 if (ps != null) { 14516 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 14517 if (res.removedInfo.removedChildPackages != null) { 14518 final int childCount = res.removedInfo.removedChildPackages.size(); 14519 // Iterate in reverse as we may modify the collection 14520 for (int i = childCount - 1; i >= 0; i--) { 14521 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 14522 if (res.addedChildPackages.containsKey(childPackageName)) { 14523 res.removedInfo.removedChildPackages.removeAt(i); 14524 } else { 14525 PackageRemovedInfo childInfo = res.removedInfo 14526 .removedChildPackages.valueAt(i); 14527 childInfo.removedForAllUsers = mPackages.get( 14528 childInfo.removedPackage) == null; 14529 } 14530 } 14531 } 14532 } 14533 } 14534 } 14535 } 14536 14537 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 14538 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14539 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14540 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 14541 + ", old=" + deletedPackage); 14542 14543 final boolean disabledSystem; 14544 14545 // Remove existing system package 14546 removePackageLI(deletedPackage, true); 14547 14548 synchronized (mPackages) { 14549 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 14550 } 14551 if (!disabledSystem) { 14552 // We didn't need to disable the .apk as a current system package, 14553 // which means we are replacing another update that is already 14554 // installed. We need to make sure to delete the older one's .apk. 14555 res.removedInfo.args = createInstallArgsForExisting(0, 14556 deletedPackage.applicationInfo.getCodePath(), 14557 deletedPackage.applicationInfo.getResourcePath(), 14558 getAppDexInstructionSets(deletedPackage.applicationInfo)); 14559 } else { 14560 res.removedInfo.args = null; 14561 } 14562 14563 // Successfully disabled the old package. Now proceed with re-installation 14564 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14565 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14566 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14567 14568 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14569 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 14570 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 14571 14572 PackageParser.Package newPackage = null; 14573 try { 14574 // Add the package to the internal data structures 14575 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 14576 14577 // Set the update and install times 14578 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 14579 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 14580 System.currentTimeMillis()); 14581 14582 // Update the package dynamic state if succeeded 14583 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14584 // Now that the install succeeded make sure we remove data 14585 // directories for any child package the update removed. 14586 final int deletedChildCount = (deletedPackage.childPackages != null) 14587 ? deletedPackage.childPackages.size() : 0; 14588 final int newChildCount = (newPackage.childPackages != null) 14589 ? newPackage.childPackages.size() : 0; 14590 for (int i = 0; i < deletedChildCount; i++) { 14591 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 14592 boolean childPackageDeleted = true; 14593 for (int j = 0; j < newChildCount; j++) { 14594 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 14595 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 14596 childPackageDeleted = false; 14597 break; 14598 } 14599 } 14600 if (childPackageDeleted) { 14601 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 14602 deletedChildPkg.packageName); 14603 if (ps != null && res.removedInfo.removedChildPackages != null) { 14604 PackageRemovedInfo removedChildRes = res.removedInfo 14605 .removedChildPackages.get(deletedChildPkg.packageName); 14606 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 14607 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 14608 } 14609 } 14610 } 14611 14612 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14613 prepareAppDataAfterInstallLIF(newPackage); 14614 } 14615 } catch (PackageManagerException e) { 14616 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 14617 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14618 } 14619 14620 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14621 // Re installation failed. Restore old information 14622 // Remove new pkg information 14623 if (newPackage != null) { 14624 removeInstalledPackageLI(newPackage, true); 14625 } 14626 // Add back the old system package 14627 try { 14628 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 14629 } catch (PackageManagerException e) { 14630 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 14631 } 14632 14633 synchronized (mPackages) { 14634 if (disabledSystem) { 14635 enableSystemPackageLPw(deletedPackage); 14636 } 14637 14638 // Ensure the installer package name up to date 14639 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14640 14641 // Update permissions for restored package 14642 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14643 14644 mSettings.writeLPr(); 14645 } 14646 14647 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 14648 + " after failed upgrade"); 14649 } 14650 } 14651 14652 /** 14653 * Checks whether the parent or any of the child packages have a change shared 14654 * user. For a package to be a valid update the shred users of the parent and 14655 * the children should match. We may later support changing child shared users. 14656 * @param oldPkg The updated package. 14657 * @param newPkg The update package. 14658 * @return The shared user that change between the versions. 14659 */ 14660 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 14661 PackageParser.Package newPkg) { 14662 // Check parent shared user 14663 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 14664 return newPkg.packageName; 14665 } 14666 // Check child shared users 14667 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14668 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 14669 for (int i = 0; i < newChildCount; i++) { 14670 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 14671 // If this child was present, did it have the same shared user? 14672 for (int j = 0; j < oldChildCount; j++) { 14673 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 14674 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 14675 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 14676 return newChildPkg.packageName; 14677 } 14678 } 14679 } 14680 return null; 14681 } 14682 14683 private void removeNativeBinariesLI(PackageSetting ps) { 14684 // Remove the lib path for the parent package 14685 if (ps != null) { 14686 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 14687 // Remove the lib path for the child packages 14688 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 14689 for (int i = 0; i < childCount; i++) { 14690 PackageSetting childPs = null; 14691 synchronized (mPackages) { 14692 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 14693 } 14694 if (childPs != null) { 14695 NativeLibraryHelper.removeNativeBinariesLI(childPs 14696 .legacyNativeLibraryPathString); 14697 } 14698 } 14699 } 14700 } 14701 14702 private void enableSystemPackageLPw(PackageParser.Package pkg) { 14703 // Enable the parent package 14704 mSettings.enableSystemPackageLPw(pkg.packageName); 14705 // Enable the child packages 14706 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14707 for (int i = 0; i < childCount; i++) { 14708 PackageParser.Package childPkg = pkg.childPackages.get(i); 14709 mSettings.enableSystemPackageLPw(childPkg.packageName); 14710 } 14711 } 14712 14713 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 14714 PackageParser.Package newPkg) { 14715 // Disable the parent package (parent always replaced) 14716 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 14717 // Disable the child packages 14718 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14719 for (int i = 0; i < childCount; i++) { 14720 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 14721 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 14722 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 14723 } 14724 return disabled; 14725 } 14726 14727 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 14728 String installerPackageName) { 14729 // Enable the parent package 14730 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 14731 // Enable the child packages 14732 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14733 for (int i = 0; i < childCount; i++) { 14734 PackageParser.Package childPkg = pkg.childPackages.get(i); 14735 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 14736 } 14737 } 14738 14739 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 14740 // Collect all used permissions in the UID 14741 ArraySet<String> usedPermissions = new ArraySet<>(); 14742 final int packageCount = su.packages.size(); 14743 for (int i = 0; i < packageCount; i++) { 14744 PackageSetting ps = su.packages.valueAt(i); 14745 if (ps.pkg == null) { 14746 continue; 14747 } 14748 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 14749 for (int j = 0; j < requestedPermCount; j++) { 14750 String permission = ps.pkg.requestedPermissions.get(j); 14751 BasePermission bp = mSettings.mPermissions.get(permission); 14752 if (bp != null) { 14753 usedPermissions.add(permission); 14754 } 14755 } 14756 } 14757 14758 PermissionsState permissionsState = su.getPermissionsState(); 14759 // Prune install permissions 14760 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 14761 final int installPermCount = installPermStates.size(); 14762 for (int i = installPermCount - 1; i >= 0; i--) { 14763 PermissionState permissionState = installPermStates.get(i); 14764 if (!usedPermissions.contains(permissionState.getName())) { 14765 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14766 if (bp != null) { 14767 permissionsState.revokeInstallPermission(bp); 14768 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 14769 PackageManager.MASK_PERMISSION_FLAGS, 0); 14770 } 14771 } 14772 } 14773 14774 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 14775 14776 // Prune runtime permissions 14777 for (int userId : allUserIds) { 14778 List<PermissionState> runtimePermStates = permissionsState 14779 .getRuntimePermissionStates(userId); 14780 final int runtimePermCount = runtimePermStates.size(); 14781 for (int i = runtimePermCount - 1; i >= 0; i--) { 14782 PermissionState permissionState = runtimePermStates.get(i); 14783 if (!usedPermissions.contains(permissionState.getName())) { 14784 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14785 if (bp != null) { 14786 permissionsState.revokeRuntimePermission(bp, userId); 14787 permissionsState.updatePermissionFlags(bp, userId, 14788 PackageManager.MASK_PERMISSION_FLAGS, 0); 14789 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 14790 runtimePermissionChangedUserIds, userId); 14791 } 14792 } 14793 } 14794 } 14795 14796 return runtimePermissionChangedUserIds; 14797 } 14798 14799 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 14800 int[] allUsers, PackageInstalledInfo res, UserHandle user) { 14801 // Update the parent package setting 14802 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 14803 res, user); 14804 // Update the child packages setting 14805 final int childCount = (newPackage.childPackages != null) 14806 ? newPackage.childPackages.size() : 0; 14807 for (int i = 0; i < childCount; i++) { 14808 PackageParser.Package childPackage = newPackage.childPackages.get(i); 14809 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 14810 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 14811 childRes.origUsers, childRes, user); 14812 } 14813 } 14814 14815 private void updateSettingsInternalLI(PackageParser.Package newPackage, 14816 String installerPackageName, int[] allUsers, int[] installedForUsers, 14817 PackageInstalledInfo res, UserHandle user) { 14818 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 14819 14820 String pkgName = newPackage.packageName; 14821 synchronized (mPackages) { 14822 //write settings. the installStatus will be incomplete at this stage. 14823 //note that the new package setting would have already been 14824 //added to mPackages. It hasn't been persisted yet. 14825 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 14826 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14827 mSettings.writeLPr(); 14828 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14829 } 14830 14831 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 14832 synchronized (mPackages) { 14833 updatePermissionsLPw(newPackage.packageName, newPackage, 14834 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 14835 ? UPDATE_PERMISSIONS_ALL : 0)); 14836 // For system-bundled packages, we assume that installing an upgraded version 14837 // of the package implies that the user actually wants to run that new code, 14838 // so we enable the package. 14839 PackageSetting ps = mSettings.mPackages.get(pkgName); 14840 final int userId = user.getIdentifier(); 14841 if (ps != null) { 14842 if (isSystemApp(newPackage)) { 14843 if (DEBUG_INSTALL) { 14844 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 14845 } 14846 // Enable system package for requested users 14847 if (res.origUsers != null) { 14848 for (int origUserId : res.origUsers) { 14849 if (userId == UserHandle.USER_ALL || userId == origUserId) { 14850 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 14851 origUserId, installerPackageName); 14852 } 14853 } 14854 } 14855 // Also convey the prior install/uninstall state 14856 if (allUsers != null && installedForUsers != null) { 14857 for (int currentUserId : allUsers) { 14858 final boolean installed = ArrayUtils.contains( 14859 installedForUsers, currentUserId); 14860 if (DEBUG_INSTALL) { 14861 Slog.d(TAG, " user " + currentUserId + " => " + installed); 14862 } 14863 ps.setInstalled(installed, currentUserId); 14864 } 14865 // these install state changes will be persisted in the 14866 // upcoming call to mSettings.writeLPr(). 14867 } 14868 } 14869 // It's implied that when a user requests installation, they want the app to be 14870 // installed and enabled. 14871 if (userId != UserHandle.USER_ALL) { 14872 ps.setInstalled(true, userId); 14873 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 14874 } 14875 } 14876 res.name = pkgName; 14877 res.uid = newPackage.applicationInfo.uid; 14878 res.pkg = newPackage; 14879 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 14880 mSettings.setInstallerPackageName(pkgName, installerPackageName); 14881 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14882 //to update install status 14883 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14884 mSettings.writeLPr(); 14885 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14886 } 14887 14888 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14889 } 14890 14891 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 14892 try { 14893 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 14894 installPackageLI(args, res); 14895 } finally { 14896 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14897 } 14898 } 14899 14900 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 14901 final int installFlags = args.installFlags; 14902 final String installerPackageName = args.installerPackageName; 14903 final String volumeUuid = args.volumeUuid; 14904 final File tmpPackageFile = new File(args.getCodePath()); 14905 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 14906 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 14907 || (args.volumeUuid != null)); 14908 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 14909 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 14910 boolean replace = false; 14911 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 14912 if (args.move != null) { 14913 // moving a complete application; perform an initial scan on the new install location 14914 scanFlags |= SCAN_INITIAL; 14915 } 14916 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 14917 scanFlags |= SCAN_DONT_KILL_APP; 14918 } 14919 14920 // Result object to be returned 14921 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14922 14923 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 14924 14925 // Sanity check 14926 if (ephemeral && (forwardLocked || onExternal)) { 14927 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 14928 + " external=" + onExternal); 14929 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14930 return; 14931 } 14932 14933 // Retrieve PackageSettings and parse package 14934 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 14935 | PackageParser.PARSE_ENFORCE_CODE 14936 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 14937 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 14938 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 14939 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 14940 PackageParser pp = new PackageParser(); 14941 pp.setSeparateProcesses(mSeparateProcesses); 14942 pp.setDisplayMetrics(mMetrics); 14943 14944 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 14945 final PackageParser.Package pkg; 14946 try { 14947 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 14948 } catch (PackageParserException e) { 14949 res.setError("Failed parse during installPackageLI", e); 14950 return; 14951 } finally { 14952 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14953 } 14954 14955 // If we are installing a clustered package add results for the children 14956 if (pkg.childPackages != null) { 14957 synchronized (mPackages) { 14958 final int childCount = pkg.childPackages.size(); 14959 for (int i = 0; i < childCount; i++) { 14960 PackageParser.Package childPkg = pkg.childPackages.get(i); 14961 PackageInstalledInfo childRes = new PackageInstalledInfo(); 14962 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14963 childRes.pkg = childPkg; 14964 childRes.name = childPkg.packageName; 14965 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 14966 if (childPs != null) { 14967 childRes.origUsers = childPs.queryInstalledUsers( 14968 sUserManager.getUserIds(), true); 14969 } 14970 if ((mPackages.containsKey(childPkg.packageName))) { 14971 childRes.removedInfo = new PackageRemovedInfo(); 14972 childRes.removedInfo.removedPackage = childPkg.packageName; 14973 } 14974 if (res.addedChildPackages == null) { 14975 res.addedChildPackages = new ArrayMap<>(); 14976 } 14977 res.addedChildPackages.put(childPkg.packageName, childRes); 14978 } 14979 } 14980 } 14981 14982 // If package doesn't declare API override, mark that we have an install 14983 // time CPU ABI override. 14984 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 14985 pkg.cpuAbiOverride = args.abiOverride; 14986 } 14987 14988 String pkgName = res.name = pkg.packageName; 14989 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 14990 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 14991 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 14992 return; 14993 } 14994 } 14995 14996 try { 14997 // either use what we've been given or parse directly from the APK 14998 if (args.certificates != null) { 14999 try { 15000 PackageParser.populateCertificates(pkg, args.certificates); 15001 } catch (PackageParserException e) { 15002 // there was something wrong with the certificates we were given; 15003 // try to pull them from the APK 15004 PackageParser.collectCertificates(pkg, parseFlags); 15005 } 15006 } else { 15007 PackageParser.collectCertificates(pkg, parseFlags); 15008 } 15009 } catch (PackageParserException e) { 15010 res.setError("Failed collect during installPackageLI", e); 15011 return; 15012 } 15013 15014 // Get rid of all references to package scan path via parser. 15015 pp = null; 15016 String oldCodePath = null; 15017 boolean systemApp = false; 15018 synchronized (mPackages) { 15019 // Check if installing already existing package 15020 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15021 String oldName = mSettings.getRenamedPackageLPr(pkgName); 15022 if (pkg.mOriginalPackages != null 15023 && pkg.mOriginalPackages.contains(oldName) 15024 && mPackages.containsKey(oldName)) { 15025 // This package is derived from an original package, 15026 // and this device has been updating from that original 15027 // name. We must continue using the original name, so 15028 // rename the new package here. 15029 pkg.setPackageName(oldName); 15030 pkgName = pkg.packageName; 15031 replace = true; 15032 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 15033 + oldName + " pkgName=" + pkgName); 15034 } else if (mPackages.containsKey(pkgName)) { 15035 // This package, under its official name, already exists 15036 // on the device; we should replace it. 15037 replace = true; 15038 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 15039 } 15040 15041 // Child packages are installed through the parent package 15042 if (pkg.parentPackage != null) { 15043 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15044 "Package " + pkg.packageName + " is child of package " 15045 + pkg.parentPackage.parentPackage + ". Child packages " 15046 + "can be updated only through the parent package."); 15047 return; 15048 } 15049 15050 if (replace) { 15051 // Prevent apps opting out from runtime permissions 15052 PackageParser.Package oldPackage = mPackages.get(pkgName); 15053 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 15054 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 15055 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 15056 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 15057 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 15058 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 15059 + " doesn't support runtime permissions but the old" 15060 + " target SDK " + oldTargetSdk + " does."); 15061 return; 15062 } 15063 15064 // Prevent installing of child packages 15065 if (oldPackage.parentPackage != null) { 15066 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15067 "Package " + pkg.packageName + " is child of package " 15068 + oldPackage.parentPackage + ". Child packages " 15069 + "can be updated only through the parent package."); 15070 return; 15071 } 15072 } 15073 } 15074 15075 PackageSetting ps = mSettings.mPackages.get(pkgName); 15076 if (ps != null) { 15077 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 15078 15079 // Quick sanity check that we're signed correctly if updating; 15080 // we'll check this again later when scanning, but we want to 15081 // bail early here before tripping over redefined permissions. 15082 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15083 if (!checkUpgradeKeySetLP(ps, pkg)) { 15084 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 15085 + pkg.packageName + " upgrade keys do not match the " 15086 + "previously installed version"); 15087 return; 15088 } 15089 } else { 15090 try { 15091 verifySignaturesLP(ps, pkg); 15092 } catch (PackageManagerException e) { 15093 res.setError(e.error, e.getMessage()); 15094 return; 15095 } 15096 } 15097 15098 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 15099 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 15100 systemApp = (ps.pkg.applicationInfo.flags & 15101 ApplicationInfo.FLAG_SYSTEM) != 0; 15102 } 15103 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15104 } 15105 15106 // Check whether the newly-scanned package wants to define an already-defined perm 15107 int N = pkg.permissions.size(); 15108 for (int i = N-1; i >= 0; i--) { 15109 PackageParser.Permission perm = pkg.permissions.get(i); 15110 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 15111 if (bp != null) { 15112 // If the defining package is signed with our cert, it's okay. This 15113 // also includes the "updating the same package" case, of course. 15114 // "updating same package" could also involve key-rotation. 15115 final boolean sigsOk; 15116 if (bp.sourcePackage.equals(pkg.packageName) 15117 && (bp.packageSetting instanceof PackageSetting) 15118 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 15119 scanFlags))) { 15120 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 15121 } else { 15122 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 15123 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 15124 } 15125 if (!sigsOk) { 15126 // If the owning package is the system itself, we log but allow 15127 // install to proceed; we fail the install on all other permission 15128 // redefinitions. 15129 if (!bp.sourcePackage.equals("android")) { 15130 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 15131 + pkg.packageName + " attempting to redeclare permission " 15132 + perm.info.name + " already owned by " + bp.sourcePackage); 15133 res.origPermission = perm.info.name; 15134 res.origPackage = bp.sourcePackage; 15135 return; 15136 } else { 15137 Slog.w(TAG, "Package " + pkg.packageName 15138 + " attempting to redeclare system permission " 15139 + perm.info.name + "; ignoring new declaration"); 15140 pkg.permissions.remove(i); 15141 } 15142 } 15143 } 15144 } 15145 } 15146 15147 if (systemApp) { 15148 if (onExternal) { 15149 // Abort update; system app can't be replaced with app on sdcard 15150 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 15151 "Cannot install updates to system apps on sdcard"); 15152 return; 15153 } else if (ephemeral) { 15154 // Abort update; system app can't be replaced with an ephemeral app 15155 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 15156 "Cannot update a system app with an ephemeral app"); 15157 return; 15158 } 15159 } 15160 15161 if (args.move != null) { 15162 // We did an in-place move, so dex is ready to roll 15163 scanFlags |= SCAN_NO_DEX; 15164 scanFlags |= SCAN_MOVE; 15165 15166 synchronized (mPackages) { 15167 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15168 if (ps == null) { 15169 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 15170 "Missing settings for moved package " + pkgName); 15171 } 15172 15173 // We moved the entire application as-is, so bring over the 15174 // previously derived ABI information. 15175 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 15176 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 15177 } 15178 15179 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 15180 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 15181 scanFlags |= SCAN_NO_DEX; 15182 15183 try { 15184 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 15185 args.abiOverride : pkg.cpuAbiOverride); 15186 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 15187 true /* extract libs */); 15188 } catch (PackageManagerException pme) { 15189 Slog.e(TAG, "Error deriving application ABI", pme); 15190 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 15191 return; 15192 } 15193 15194 // Shared libraries for the package need to be updated. 15195 synchronized (mPackages) { 15196 try { 15197 updateSharedLibrariesLPw(pkg, null); 15198 } catch (PackageManagerException e) { 15199 Slog.e(TAG, "updateSharedLibrariesLPw failed: " + e.getMessage()); 15200 } 15201 } 15202 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 15203 // Do not run PackageDexOptimizer through the local performDexOpt 15204 // method because `pkg` may not be in `mPackages` yet. 15205 // 15206 // Also, don't fail application installs if the dexopt step fails. 15207 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 15208 null /* instructionSets */, false /* checkProfiles */, 15209 getCompilerFilterForReason(REASON_INSTALL), 15210 getOrCreateCompilerPackageStats(pkg)); 15211 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15212 15213 // Notify BackgroundDexOptService that the package has been changed. 15214 // If this is an update of a package which used to fail to compile, 15215 // BDOS will remove it from its blacklist. 15216 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 15217 } 15218 15219 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 15220 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 15221 return; 15222 } 15223 15224 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 15225 15226 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 15227 "installPackageLI")) { 15228 if (replace) { 15229 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 15230 installerPackageName, res); 15231 } else { 15232 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 15233 args.user, installerPackageName, volumeUuid, res); 15234 } 15235 } 15236 synchronized (mPackages) { 15237 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15238 if (ps != null) { 15239 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15240 } 15241 15242 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15243 for (int i = 0; i < childCount; i++) { 15244 PackageParser.Package childPkg = pkg.childPackages.get(i); 15245 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15246 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 15247 if (childPs != null) { 15248 childRes.newUsers = childPs.queryInstalledUsers( 15249 sUserManager.getUserIds(), true); 15250 } 15251 } 15252 } 15253 } 15254 15255 private void startIntentFilterVerifications(int userId, boolean replacing, 15256 PackageParser.Package pkg) { 15257 if (mIntentFilterVerifierComponent == null) { 15258 Slog.w(TAG, "No IntentFilter verification will not be done as " 15259 + "there is no IntentFilterVerifier available!"); 15260 return; 15261 } 15262 15263 final int verifierUid = getPackageUid( 15264 mIntentFilterVerifierComponent.getPackageName(), 15265 MATCH_DEBUG_TRIAGED_MISSING, 15266 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 15267 15268 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15269 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 15270 mHandler.sendMessage(msg); 15271 15272 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15273 for (int i = 0; i < childCount; i++) { 15274 PackageParser.Package childPkg = pkg.childPackages.get(i); 15275 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15276 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 15277 mHandler.sendMessage(msg); 15278 } 15279 } 15280 15281 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 15282 PackageParser.Package pkg) { 15283 int size = pkg.activities.size(); 15284 if (size == 0) { 15285 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15286 "No activity, so no need to verify any IntentFilter!"); 15287 return; 15288 } 15289 15290 final boolean hasDomainURLs = hasDomainURLs(pkg); 15291 if (!hasDomainURLs) { 15292 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15293 "No domain URLs, so no need to verify any IntentFilter!"); 15294 return; 15295 } 15296 15297 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 15298 + " if any IntentFilter from the " + size 15299 + " Activities needs verification ..."); 15300 15301 int count = 0; 15302 final String packageName = pkg.packageName; 15303 15304 synchronized (mPackages) { 15305 // If this is a new install and we see that we've already run verification for this 15306 // package, we have nothing to do: it means the state was restored from backup. 15307 if (!replacing) { 15308 IntentFilterVerificationInfo ivi = 15309 mSettings.getIntentFilterVerificationLPr(packageName); 15310 if (ivi != null) { 15311 if (DEBUG_DOMAIN_VERIFICATION) { 15312 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 15313 + ivi.getStatusString()); 15314 } 15315 return; 15316 } 15317 } 15318 15319 // If any filters need to be verified, then all need to be. 15320 boolean needToVerify = false; 15321 for (PackageParser.Activity a : pkg.activities) { 15322 for (ActivityIntentInfo filter : a.intents) { 15323 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 15324 if (DEBUG_DOMAIN_VERIFICATION) { 15325 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 15326 } 15327 needToVerify = true; 15328 break; 15329 } 15330 } 15331 } 15332 15333 if (needToVerify) { 15334 final int verificationId = mIntentFilterVerificationToken++; 15335 for (PackageParser.Activity a : pkg.activities) { 15336 for (ActivityIntentInfo filter : a.intents) { 15337 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 15338 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15339 "Verification needed for IntentFilter:" + filter.toString()); 15340 mIntentFilterVerifier.addOneIntentFilterVerification( 15341 verifierUid, userId, verificationId, filter, packageName); 15342 count++; 15343 } 15344 } 15345 } 15346 } 15347 } 15348 15349 if (count > 0) { 15350 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 15351 + " IntentFilter verification" + (count > 1 ? "s" : "") 15352 + " for userId:" + userId); 15353 mIntentFilterVerifier.startVerifications(userId); 15354 } else { 15355 if (DEBUG_DOMAIN_VERIFICATION) { 15356 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 15357 } 15358 } 15359 } 15360 15361 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 15362 final ComponentName cn = filter.activity.getComponentName(); 15363 final String packageName = cn.getPackageName(); 15364 15365 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 15366 packageName); 15367 if (ivi == null) { 15368 return true; 15369 } 15370 int status = ivi.getStatus(); 15371 switch (status) { 15372 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 15373 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 15374 return true; 15375 15376 default: 15377 // Nothing to do 15378 return false; 15379 } 15380 } 15381 15382 private static boolean isMultiArch(ApplicationInfo info) { 15383 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 15384 } 15385 15386 private static boolean isExternal(PackageParser.Package pkg) { 15387 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15388 } 15389 15390 private static boolean isExternal(PackageSetting ps) { 15391 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15392 } 15393 15394 private static boolean isEphemeral(PackageParser.Package pkg) { 15395 return pkg.applicationInfo.isEphemeralApp(); 15396 } 15397 15398 private static boolean isEphemeral(PackageSetting ps) { 15399 return ps.pkg != null && isEphemeral(ps.pkg); 15400 } 15401 15402 private static boolean isSystemApp(PackageParser.Package pkg) { 15403 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 15404 } 15405 15406 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 15407 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15408 } 15409 15410 private static boolean hasDomainURLs(PackageParser.Package pkg) { 15411 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 15412 } 15413 15414 private static boolean isSystemApp(PackageSetting ps) { 15415 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 15416 } 15417 15418 private static boolean isUpdatedSystemApp(PackageSetting ps) { 15419 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 15420 } 15421 15422 private int packageFlagsToInstallFlags(PackageSetting ps) { 15423 int installFlags = 0; 15424 if (isEphemeral(ps)) { 15425 installFlags |= PackageManager.INSTALL_EPHEMERAL; 15426 } 15427 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 15428 // This existing package was an external ASEC install when we have 15429 // the external flag without a UUID 15430 installFlags |= PackageManager.INSTALL_EXTERNAL; 15431 } 15432 if (ps.isForwardLocked()) { 15433 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 15434 } 15435 return installFlags; 15436 } 15437 15438 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 15439 if (isExternal(pkg)) { 15440 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15441 return StorageManager.UUID_PRIMARY_PHYSICAL; 15442 } else { 15443 return pkg.volumeUuid; 15444 } 15445 } else { 15446 return StorageManager.UUID_PRIVATE_INTERNAL; 15447 } 15448 } 15449 15450 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 15451 if (isExternal(pkg)) { 15452 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15453 return mSettings.getExternalVersion(); 15454 } else { 15455 return mSettings.findOrCreateVersion(pkg.volumeUuid); 15456 } 15457 } else { 15458 return mSettings.getInternalVersion(); 15459 } 15460 } 15461 15462 private void deleteTempPackageFiles() { 15463 final FilenameFilter filter = new FilenameFilter() { 15464 public boolean accept(File dir, String name) { 15465 return name.startsWith("vmdl") && name.endsWith(".tmp"); 15466 } 15467 }; 15468 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 15469 file.delete(); 15470 } 15471 } 15472 15473 @Override 15474 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 15475 int flags) { 15476 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 15477 flags); 15478 } 15479 15480 @Override 15481 public void deletePackage(final String packageName, 15482 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 15483 mContext.enforceCallingOrSelfPermission( 15484 android.Manifest.permission.DELETE_PACKAGES, null); 15485 Preconditions.checkNotNull(packageName); 15486 Preconditions.checkNotNull(observer); 15487 final int uid = Binder.getCallingUid(); 15488 if (!isOrphaned(packageName) 15489 && !isCallerAllowedToSilentlyUninstall(uid, packageName)) { 15490 try { 15491 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 15492 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 15493 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 15494 observer.onUserActionRequired(intent); 15495 } catch (RemoteException re) { 15496 } 15497 return; 15498 } 15499 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 15500 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 15501 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 15502 mContext.enforceCallingOrSelfPermission( 15503 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 15504 "deletePackage for user " + userId); 15505 } 15506 15507 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 15508 try { 15509 observer.onPackageDeleted(packageName, 15510 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 15511 } catch (RemoteException re) { 15512 } 15513 return; 15514 } 15515 15516 if (!deleteAllUsers && getBlockUninstallForUser(packageName, userId)) { 15517 try { 15518 observer.onPackageDeleted(packageName, 15519 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 15520 } catch (RemoteException re) { 15521 } 15522 return; 15523 } 15524 15525 if (DEBUG_REMOVE) { 15526 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId 15527 + " deleteAllUsers: " + deleteAllUsers ); 15528 } 15529 // Queue up an async operation since the package deletion may take a little while. 15530 mHandler.post(new Runnable() { 15531 public void run() { 15532 mHandler.removeCallbacks(this); 15533 int returnCode; 15534 if (!deleteAllUsers) { 15535 returnCode = deletePackageX(packageName, userId, deleteFlags); 15536 } else { 15537 int[] blockUninstallUserIds = getBlockUninstallForUsers(packageName, users); 15538 // If nobody is blocking uninstall, proceed with delete for all users 15539 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 15540 returnCode = deletePackageX(packageName, userId, deleteFlags); 15541 } else { 15542 // Otherwise uninstall individually for users with blockUninstalls=false 15543 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 15544 for (int userId : users) { 15545 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 15546 returnCode = deletePackageX(packageName, userId, userFlags); 15547 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 15548 Slog.w(TAG, "Package delete failed for user " + userId 15549 + ", returnCode " + returnCode); 15550 } 15551 } 15552 } 15553 // The app has only been marked uninstalled for certain users. 15554 // We still need to report that delete was blocked 15555 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 15556 } 15557 } 15558 try { 15559 observer.onPackageDeleted(packageName, returnCode, null); 15560 } catch (RemoteException e) { 15561 Log.i(TAG, "Observer no longer exists."); 15562 } //end catch 15563 } //end run 15564 }); 15565 } 15566 15567 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 15568 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 15569 || callingUid == Process.SYSTEM_UID) { 15570 return true; 15571 } 15572 final int callingUserId = UserHandle.getUserId(callingUid); 15573 // If the caller installed the pkgName, then allow it to silently uninstall. 15574 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 15575 return true; 15576 } 15577 15578 // Allow package verifier to silently uninstall. 15579 if (mRequiredVerifierPackage != null && 15580 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 15581 return true; 15582 } 15583 15584 // Allow package uninstaller to silently uninstall. 15585 if (mRequiredUninstallerPackage != null && 15586 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 15587 return true; 15588 } 15589 15590 // Allow storage manager to silently uninstall. 15591 if (mStorageManagerPackage != null && 15592 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 15593 return true; 15594 } 15595 return false; 15596 } 15597 15598 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 15599 int[] result = EMPTY_INT_ARRAY; 15600 for (int userId : userIds) { 15601 if (getBlockUninstallForUser(packageName, userId)) { 15602 result = ArrayUtils.appendInt(result, userId); 15603 } 15604 } 15605 return result; 15606 } 15607 15608 @Override 15609 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 15610 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 15611 } 15612 15613 private boolean isPackageDeviceAdmin(String packageName, int userId) { 15614 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 15615 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 15616 try { 15617 if (dpm != null) { 15618 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 15619 /* callingUserOnly =*/ false); 15620 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 15621 : deviceOwnerComponentName.getPackageName(); 15622 // Does the package contains the device owner? 15623 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 15624 // this check is probably not needed, since DO should be registered as a device 15625 // admin on some user too. (Original bug for this: b/17657954) 15626 if (packageName.equals(deviceOwnerPackageName)) { 15627 return true; 15628 } 15629 // Does it contain a device admin for any user? 15630 int[] users; 15631 if (userId == UserHandle.USER_ALL) { 15632 users = sUserManager.getUserIds(); 15633 } else { 15634 users = new int[]{userId}; 15635 } 15636 for (int i = 0; i < users.length; ++i) { 15637 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 15638 return true; 15639 } 15640 } 15641 } 15642 } catch (RemoteException e) { 15643 } 15644 return false; 15645 } 15646 15647 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 15648 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 15649 } 15650 15651 /** 15652 * This method is an internal method that could be get invoked either 15653 * to delete an installed package or to clean up a failed installation. 15654 * After deleting an installed package, a broadcast is sent to notify any 15655 * listeners that the package has been removed. For cleaning up a failed 15656 * installation, the broadcast is not necessary since the package's 15657 * installation wouldn't have sent the initial broadcast either 15658 * The key steps in deleting a package are 15659 * deleting the package information in internal structures like mPackages, 15660 * deleting the packages base directories through installd 15661 * updating mSettings to reflect current status 15662 * persisting settings for later use 15663 * sending a broadcast if necessary 15664 */ 15665 private int deletePackageX(String packageName, int userId, int deleteFlags) { 15666 final PackageRemovedInfo info = new PackageRemovedInfo(); 15667 final boolean res; 15668 15669 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 15670 ? UserHandle.USER_ALL : userId; 15671 15672 if (isPackageDeviceAdmin(packageName, removeUser)) { 15673 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 15674 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 15675 } 15676 15677 PackageSetting uninstalledPs = null; 15678 15679 // for the uninstall-updates case and restricted profiles, remember the per- 15680 // user handle installed state 15681 int[] allUsers; 15682 synchronized (mPackages) { 15683 uninstalledPs = mSettings.mPackages.get(packageName); 15684 if (uninstalledPs == null) { 15685 Slog.w(TAG, "Not removing non-existent package " + packageName); 15686 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15687 } 15688 allUsers = sUserManager.getUserIds(); 15689 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 15690 } 15691 15692 final int freezeUser; 15693 if (isUpdatedSystemApp(uninstalledPs) 15694 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 15695 // We're downgrading a system app, which will apply to all users, so 15696 // freeze them all during the downgrade 15697 freezeUser = UserHandle.USER_ALL; 15698 } else { 15699 freezeUser = removeUser; 15700 } 15701 15702 synchronized (mInstallLock) { 15703 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 15704 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 15705 deleteFlags, "deletePackageX")) { 15706 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 15707 deleteFlags | REMOVE_CHATTY, info, true, null); 15708 } 15709 synchronized (mPackages) { 15710 if (res) { 15711 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 15712 } 15713 } 15714 } 15715 15716 if (res) { 15717 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 15718 info.sendPackageRemovedBroadcasts(killApp); 15719 info.sendSystemPackageUpdatedBroadcasts(); 15720 info.sendSystemPackageAppearedBroadcasts(); 15721 } 15722 // Force a gc here. 15723 Runtime.getRuntime().gc(); 15724 // Delete the resources here after sending the broadcast to let 15725 // other processes clean up before deleting resources. 15726 if (info.args != null) { 15727 synchronized (mInstallLock) { 15728 info.args.doPostDeleteLI(true); 15729 } 15730 } 15731 15732 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15733 } 15734 15735 class PackageRemovedInfo { 15736 String removedPackage; 15737 int uid = -1; 15738 int removedAppId = -1; 15739 int[] origUsers; 15740 int[] removedUsers = null; 15741 boolean isRemovedPackageSystemUpdate = false; 15742 boolean isUpdate; 15743 boolean dataRemoved; 15744 boolean removedForAllUsers; 15745 // Clean up resources deleted packages. 15746 InstallArgs args = null; 15747 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 15748 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 15749 15750 void sendPackageRemovedBroadcasts(boolean killApp) { 15751 sendPackageRemovedBroadcastInternal(killApp); 15752 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 15753 for (int i = 0; i < childCount; i++) { 15754 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15755 childInfo.sendPackageRemovedBroadcastInternal(killApp); 15756 } 15757 } 15758 15759 void sendSystemPackageUpdatedBroadcasts() { 15760 if (isRemovedPackageSystemUpdate) { 15761 sendSystemPackageUpdatedBroadcastsInternal(); 15762 final int childCount = (removedChildPackages != null) 15763 ? removedChildPackages.size() : 0; 15764 for (int i = 0; i < childCount; i++) { 15765 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15766 if (childInfo.isRemovedPackageSystemUpdate) { 15767 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 15768 } 15769 } 15770 } 15771 } 15772 15773 void sendSystemPackageAppearedBroadcasts() { 15774 final int packageCount = (appearedChildPackages != null) 15775 ? appearedChildPackages.size() : 0; 15776 for (int i = 0; i < packageCount; i++) { 15777 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 15778 for (int userId : installedInfo.newUsers) { 15779 sendPackageAddedForUser(installedInfo.name, true, 15780 UserHandle.getAppId(installedInfo.uid), userId); 15781 } 15782 } 15783 } 15784 15785 private void sendSystemPackageUpdatedBroadcastsInternal() { 15786 Bundle extras = new Bundle(2); 15787 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15788 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15789 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 15790 extras, 0, null, null, null); 15791 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 15792 extras, 0, null, null, null); 15793 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 15794 null, 0, removedPackage, null, null); 15795 } 15796 15797 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 15798 Bundle extras = new Bundle(2); 15799 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15800 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 15801 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 15802 if (isUpdate || isRemovedPackageSystemUpdate) { 15803 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15804 } 15805 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 15806 if (removedPackage != null) { 15807 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 15808 extras, 0, null, null, removedUsers); 15809 if (dataRemoved && !isRemovedPackageSystemUpdate) { 15810 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 15811 removedPackage, extras, 0, null, null, removedUsers); 15812 } 15813 } 15814 if (removedAppId >= 0) { 15815 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 15816 removedUsers); 15817 } 15818 } 15819 } 15820 15821 /* 15822 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 15823 * flag is not set, the data directory is removed as well. 15824 * make sure this flag is set for partially installed apps. If not its meaningless to 15825 * delete a partially installed application. 15826 */ 15827 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 15828 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 15829 String packageName = ps.name; 15830 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 15831 // Retrieve object to delete permissions for shared user later on 15832 final PackageParser.Package deletedPkg; 15833 final PackageSetting deletedPs; 15834 // reader 15835 synchronized (mPackages) { 15836 deletedPkg = mPackages.get(packageName); 15837 deletedPs = mSettings.mPackages.get(packageName); 15838 if (outInfo != null) { 15839 outInfo.removedPackage = packageName; 15840 outInfo.removedUsers = deletedPs != null 15841 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 15842 : null; 15843 } 15844 } 15845 15846 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 15847 15848 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 15849 final PackageParser.Package resolvedPkg; 15850 if (deletedPkg != null) { 15851 resolvedPkg = deletedPkg; 15852 } else { 15853 // We don't have a parsed package when it lives on an ejected 15854 // adopted storage device, so fake something together 15855 resolvedPkg = new PackageParser.Package(ps.name); 15856 resolvedPkg.setVolumeUuid(ps.volumeUuid); 15857 } 15858 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 15859 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 15860 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 15861 if (outInfo != null) { 15862 outInfo.dataRemoved = true; 15863 } 15864 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 15865 } 15866 15867 // writer 15868 synchronized (mPackages) { 15869 if (deletedPs != null) { 15870 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 15871 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 15872 clearDefaultBrowserIfNeeded(packageName); 15873 if (outInfo != null) { 15874 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 15875 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 15876 } 15877 updatePermissionsLPw(deletedPs.name, null, 0); 15878 if (deletedPs.sharedUser != null) { 15879 // Remove permissions associated with package. Since runtime 15880 // permissions are per user we have to kill the removed package 15881 // or packages running under the shared user of the removed 15882 // package if revoking the permissions requested only by the removed 15883 // package is successful and this causes a change in gids. 15884 for (int userId : UserManagerService.getInstance().getUserIds()) { 15885 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 15886 userId); 15887 if (userIdToKill == UserHandle.USER_ALL 15888 || userIdToKill >= UserHandle.USER_SYSTEM) { 15889 // If gids changed for this user, kill all affected packages. 15890 mHandler.post(new Runnable() { 15891 @Override 15892 public void run() { 15893 // This has to happen with no lock held. 15894 killApplication(deletedPs.name, deletedPs.appId, 15895 KILL_APP_REASON_GIDS_CHANGED); 15896 } 15897 }); 15898 break; 15899 } 15900 } 15901 } 15902 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 15903 } 15904 // make sure to preserve per-user disabled state if this removal was just 15905 // a downgrade of a system app to the factory package 15906 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 15907 if (DEBUG_REMOVE) { 15908 Slog.d(TAG, "Propagating install state across downgrade"); 15909 } 15910 for (int userId : allUserHandles) { 15911 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 15912 if (DEBUG_REMOVE) { 15913 Slog.d(TAG, " user " + userId + " => " + installed); 15914 } 15915 ps.setInstalled(installed, userId); 15916 } 15917 } 15918 } 15919 // can downgrade to reader 15920 if (writeSettings) { 15921 // Save settings now 15922 mSettings.writeLPr(); 15923 } 15924 } 15925 if (outInfo != null) { 15926 // A user ID was deleted here. Go through all users and remove it 15927 // from KeyStore. 15928 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 15929 } 15930 } 15931 15932 static boolean locationIsPrivileged(File path) { 15933 try { 15934 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 15935 .getCanonicalPath(); 15936 return path.getCanonicalPath().startsWith(privilegedAppDir); 15937 } catch (IOException e) { 15938 Slog.e(TAG, "Unable to access code path " + path); 15939 } 15940 return false; 15941 } 15942 15943 /* 15944 * Tries to delete system package. 15945 */ 15946 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 15947 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 15948 boolean writeSettings) { 15949 if (deletedPs.parentPackageName != null) { 15950 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 15951 return false; 15952 } 15953 15954 final boolean applyUserRestrictions 15955 = (allUserHandles != null) && (outInfo.origUsers != null); 15956 final PackageSetting disabledPs; 15957 // Confirm if the system package has been updated 15958 // An updated system app can be deleted. This will also have to restore 15959 // the system pkg from system partition 15960 // reader 15961 synchronized (mPackages) { 15962 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 15963 } 15964 15965 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 15966 + " disabledPs=" + disabledPs); 15967 15968 if (disabledPs == null) { 15969 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 15970 return false; 15971 } else if (DEBUG_REMOVE) { 15972 Slog.d(TAG, "Deleting system pkg from data partition"); 15973 } 15974 15975 if (DEBUG_REMOVE) { 15976 if (applyUserRestrictions) { 15977 Slog.d(TAG, "Remembering install states:"); 15978 for (int userId : allUserHandles) { 15979 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 15980 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 15981 } 15982 } 15983 } 15984 15985 // Delete the updated package 15986 outInfo.isRemovedPackageSystemUpdate = true; 15987 if (outInfo.removedChildPackages != null) { 15988 final int childCount = (deletedPs.childPackageNames != null) 15989 ? deletedPs.childPackageNames.size() : 0; 15990 for (int i = 0; i < childCount; i++) { 15991 String childPackageName = deletedPs.childPackageNames.get(i); 15992 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 15993 .contains(childPackageName)) { 15994 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 15995 childPackageName); 15996 if (childInfo != null) { 15997 childInfo.isRemovedPackageSystemUpdate = true; 15998 } 15999 } 16000 } 16001 } 16002 16003 if (disabledPs.versionCode < deletedPs.versionCode) { 16004 // Delete data for downgrades 16005 flags &= ~PackageManager.DELETE_KEEP_DATA; 16006 } else { 16007 // Preserve data by setting flag 16008 flags |= PackageManager.DELETE_KEEP_DATA; 16009 } 16010 16011 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 16012 outInfo, writeSettings, disabledPs.pkg); 16013 if (!ret) { 16014 return false; 16015 } 16016 16017 // writer 16018 synchronized (mPackages) { 16019 // Reinstate the old system package 16020 enableSystemPackageLPw(disabledPs.pkg); 16021 // Remove any native libraries from the upgraded package. 16022 removeNativeBinariesLI(deletedPs); 16023 } 16024 16025 // Install the system package 16026 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 16027 int parseFlags = mDefParseFlags 16028 | PackageParser.PARSE_MUST_BE_APK 16029 | PackageParser.PARSE_IS_SYSTEM 16030 | PackageParser.PARSE_IS_SYSTEM_DIR; 16031 if (locationIsPrivileged(disabledPs.codePath)) { 16032 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 16033 } 16034 16035 final PackageParser.Package newPkg; 16036 try { 16037 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 16038 } catch (PackageManagerException e) { 16039 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 16040 + e.getMessage()); 16041 return false; 16042 } 16043 try { 16044 // update shared libraries for the newly re-installed system package 16045 updateSharedLibrariesLPw(newPkg, null); 16046 } catch (PackageManagerException e) { 16047 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16048 } 16049 16050 prepareAppDataAfterInstallLIF(newPkg); 16051 16052 // writer 16053 synchronized (mPackages) { 16054 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 16055 16056 // Propagate the permissions state as we do not want to drop on the floor 16057 // runtime permissions. The update permissions method below will take 16058 // care of removing obsolete permissions and grant install permissions. 16059 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 16060 updatePermissionsLPw(newPkg.packageName, newPkg, 16061 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 16062 16063 if (applyUserRestrictions) { 16064 if (DEBUG_REMOVE) { 16065 Slog.d(TAG, "Propagating install state across reinstall"); 16066 } 16067 for (int userId : allUserHandles) { 16068 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 16069 if (DEBUG_REMOVE) { 16070 Slog.d(TAG, " user " + userId + " => " + installed); 16071 } 16072 ps.setInstalled(installed, userId); 16073 16074 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 16075 } 16076 // Regardless of writeSettings we need to ensure that this restriction 16077 // state propagation is persisted 16078 mSettings.writeAllUsersPackageRestrictionsLPr(); 16079 } 16080 // can downgrade to reader here 16081 if (writeSettings) { 16082 mSettings.writeLPr(); 16083 } 16084 } 16085 return true; 16086 } 16087 16088 private boolean deleteInstalledPackageLIF(PackageSetting ps, 16089 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 16090 PackageRemovedInfo outInfo, boolean writeSettings, 16091 PackageParser.Package replacingPackage) { 16092 synchronized (mPackages) { 16093 if (outInfo != null) { 16094 outInfo.uid = ps.appId; 16095 } 16096 16097 if (outInfo != null && outInfo.removedChildPackages != null) { 16098 final int childCount = (ps.childPackageNames != null) 16099 ? ps.childPackageNames.size() : 0; 16100 for (int i = 0; i < childCount; i++) { 16101 String childPackageName = ps.childPackageNames.get(i); 16102 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 16103 if (childPs == null) { 16104 return false; 16105 } 16106 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 16107 childPackageName); 16108 if (childInfo != null) { 16109 childInfo.uid = childPs.appId; 16110 } 16111 } 16112 } 16113 } 16114 16115 // Delete package data from internal structures and also remove data if flag is set 16116 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 16117 16118 // Delete the child packages data 16119 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16120 for (int i = 0; i < childCount; i++) { 16121 PackageSetting childPs; 16122 synchronized (mPackages) { 16123 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 16124 } 16125 if (childPs != null) { 16126 PackageRemovedInfo childOutInfo = (outInfo != null 16127 && outInfo.removedChildPackages != null) 16128 ? outInfo.removedChildPackages.get(childPs.name) : null; 16129 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 16130 && (replacingPackage != null 16131 && !replacingPackage.hasChildPackage(childPs.name)) 16132 ? flags & ~DELETE_KEEP_DATA : flags; 16133 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 16134 deleteFlags, writeSettings); 16135 } 16136 } 16137 16138 // Delete application code and resources only for parent packages 16139 if (ps.parentPackageName == null) { 16140 if (deleteCodeAndResources && (outInfo != null)) { 16141 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 16142 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 16143 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 16144 } 16145 } 16146 16147 return true; 16148 } 16149 16150 @Override 16151 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 16152 int userId) { 16153 mContext.enforceCallingOrSelfPermission( 16154 android.Manifest.permission.DELETE_PACKAGES, null); 16155 synchronized (mPackages) { 16156 PackageSetting ps = mSettings.mPackages.get(packageName); 16157 if (ps == null) { 16158 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 16159 return false; 16160 } 16161 if (!ps.getInstalled(userId)) { 16162 // Can't block uninstall for an app that is not installed or enabled. 16163 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 16164 return false; 16165 } 16166 ps.setBlockUninstall(blockUninstall, userId); 16167 mSettings.writePackageRestrictionsLPr(userId); 16168 } 16169 return true; 16170 } 16171 16172 @Override 16173 public boolean getBlockUninstallForUser(String packageName, int userId) { 16174 synchronized (mPackages) { 16175 PackageSetting ps = mSettings.mPackages.get(packageName); 16176 if (ps == null) { 16177 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 16178 return false; 16179 } 16180 return ps.getBlockUninstall(userId); 16181 } 16182 } 16183 16184 @Override 16185 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 16186 int callingUid = Binder.getCallingUid(); 16187 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 16188 throw new SecurityException( 16189 "setRequiredForSystemUser can only be run by the system or root"); 16190 } 16191 synchronized (mPackages) { 16192 PackageSetting ps = mSettings.mPackages.get(packageName); 16193 if (ps == null) { 16194 Log.w(TAG, "Package doesn't exist: " + packageName); 16195 return false; 16196 } 16197 if (systemUserApp) { 16198 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16199 } else { 16200 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16201 } 16202 mSettings.writeLPr(); 16203 } 16204 return true; 16205 } 16206 16207 /* 16208 * This method handles package deletion in general 16209 */ 16210 private boolean deletePackageLIF(String packageName, UserHandle user, 16211 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 16212 PackageRemovedInfo outInfo, boolean writeSettings, 16213 PackageParser.Package replacingPackage) { 16214 if (packageName == null) { 16215 Slog.w(TAG, "Attempt to delete null packageName."); 16216 return false; 16217 } 16218 16219 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 16220 16221 PackageSetting ps; 16222 16223 synchronized (mPackages) { 16224 ps = mSettings.mPackages.get(packageName); 16225 if (ps == null) { 16226 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16227 return false; 16228 } 16229 16230 if (ps.parentPackageName != null && (!isSystemApp(ps) 16231 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 16232 if (DEBUG_REMOVE) { 16233 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 16234 + ((user == null) ? UserHandle.USER_ALL : user)); 16235 } 16236 final int removedUserId = (user != null) ? user.getIdentifier() 16237 : UserHandle.USER_ALL; 16238 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 16239 return false; 16240 } 16241 markPackageUninstalledForUserLPw(ps, user); 16242 scheduleWritePackageRestrictionsLocked(user); 16243 return true; 16244 } 16245 } 16246 16247 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 16248 && user.getIdentifier() != UserHandle.USER_ALL)) { 16249 // The caller is asking that the package only be deleted for a single 16250 // user. To do this, we just mark its uninstalled state and delete 16251 // its data. If this is a system app, we only allow this to happen if 16252 // they have set the special DELETE_SYSTEM_APP which requests different 16253 // semantics than normal for uninstalling system apps. 16254 markPackageUninstalledForUserLPw(ps, user); 16255 16256 if (!isSystemApp(ps)) { 16257 // Do not uninstall the APK if an app should be cached 16258 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 16259 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 16260 // Other user still have this package installed, so all 16261 // we need to do is clear this user's data and save that 16262 // it is uninstalled. 16263 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 16264 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16265 return false; 16266 } 16267 scheduleWritePackageRestrictionsLocked(user); 16268 return true; 16269 } else { 16270 // We need to set it back to 'installed' so the uninstall 16271 // broadcasts will be sent correctly. 16272 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 16273 ps.setInstalled(true, user.getIdentifier()); 16274 } 16275 } else { 16276 // This is a system app, so we assume that the 16277 // other users still have this package installed, so all 16278 // we need to do is clear this user's data and save that 16279 // it is uninstalled. 16280 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 16281 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16282 return false; 16283 } 16284 scheduleWritePackageRestrictionsLocked(user); 16285 return true; 16286 } 16287 } 16288 16289 // If we are deleting a composite package for all users, keep track 16290 // of result for each child. 16291 if (ps.childPackageNames != null && outInfo != null) { 16292 synchronized (mPackages) { 16293 final int childCount = ps.childPackageNames.size(); 16294 outInfo.removedChildPackages = new ArrayMap<>(childCount); 16295 for (int i = 0; i < childCount; i++) { 16296 String childPackageName = ps.childPackageNames.get(i); 16297 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 16298 childInfo.removedPackage = childPackageName; 16299 outInfo.removedChildPackages.put(childPackageName, childInfo); 16300 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16301 if (childPs != null) { 16302 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 16303 } 16304 } 16305 } 16306 } 16307 16308 boolean ret = false; 16309 if (isSystemApp(ps)) { 16310 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 16311 // When an updated system application is deleted we delete the existing resources 16312 // as well and fall back to existing code in system partition 16313 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 16314 } else { 16315 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 16316 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 16317 outInfo, writeSettings, replacingPackage); 16318 } 16319 16320 // Take a note whether we deleted the package for all users 16321 if (outInfo != null) { 16322 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16323 if (outInfo.removedChildPackages != null) { 16324 synchronized (mPackages) { 16325 final int childCount = outInfo.removedChildPackages.size(); 16326 for (int i = 0; i < childCount; i++) { 16327 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 16328 if (childInfo != null) { 16329 childInfo.removedForAllUsers = mPackages.get( 16330 childInfo.removedPackage) == null; 16331 } 16332 } 16333 } 16334 } 16335 // If we uninstalled an update to a system app there may be some 16336 // child packages that appeared as they are declared in the system 16337 // app but were not declared in the update. 16338 if (isSystemApp(ps)) { 16339 synchronized (mPackages) { 16340 PackageSetting updatedPs = mSettings.peekPackageLPr(ps.name); 16341 final int childCount = (updatedPs.childPackageNames != null) 16342 ? updatedPs.childPackageNames.size() : 0; 16343 for (int i = 0; i < childCount; i++) { 16344 String childPackageName = updatedPs.childPackageNames.get(i); 16345 if (outInfo.removedChildPackages == null 16346 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 16347 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16348 if (childPs == null) { 16349 continue; 16350 } 16351 PackageInstalledInfo installRes = new PackageInstalledInfo(); 16352 installRes.name = childPackageName; 16353 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 16354 installRes.pkg = mPackages.get(childPackageName); 16355 installRes.uid = childPs.pkg.applicationInfo.uid; 16356 if (outInfo.appearedChildPackages == null) { 16357 outInfo.appearedChildPackages = new ArrayMap<>(); 16358 } 16359 outInfo.appearedChildPackages.put(childPackageName, installRes); 16360 } 16361 } 16362 } 16363 } 16364 } 16365 16366 return ret; 16367 } 16368 16369 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 16370 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 16371 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 16372 for (int nextUserId : userIds) { 16373 if (DEBUG_REMOVE) { 16374 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 16375 } 16376 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 16377 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 16378 false /*hidden*/, false /*suspended*/, null, null, null, 16379 false /*blockUninstall*/, 16380 ps.readUserState(nextUserId).domainVerificationStatus, 0); 16381 } 16382 } 16383 16384 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 16385 PackageRemovedInfo outInfo) { 16386 final PackageParser.Package pkg; 16387 synchronized (mPackages) { 16388 pkg = mPackages.get(ps.name); 16389 } 16390 16391 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 16392 : new int[] {userId}; 16393 for (int nextUserId : userIds) { 16394 if (DEBUG_REMOVE) { 16395 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 16396 + nextUserId); 16397 } 16398 16399 destroyAppDataLIF(pkg, userId, 16400 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16401 destroyAppProfilesLIF(pkg, userId); 16402 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 16403 schedulePackageCleaning(ps.name, nextUserId, false); 16404 synchronized (mPackages) { 16405 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 16406 scheduleWritePackageRestrictionsLocked(nextUserId); 16407 } 16408 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 16409 } 16410 } 16411 16412 if (outInfo != null) { 16413 outInfo.removedPackage = ps.name; 16414 outInfo.removedAppId = ps.appId; 16415 outInfo.removedUsers = userIds; 16416 } 16417 16418 return true; 16419 } 16420 16421 private final class ClearStorageConnection implements ServiceConnection { 16422 IMediaContainerService mContainerService; 16423 16424 @Override 16425 public void onServiceConnected(ComponentName name, IBinder service) { 16426 synchronized (this) { 16427 mContainerService = IMediaContainerService.Stub.asInterface(service); 16428 notifyAll(); 16429 } 16430 } 16431 16432 @Override 16433 public void onServiceDisconnected(ComponentName name) { 16434 } 16435 } 16436 16437 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 16438 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 16439 16440 final boolean mounted; 16441 if (Environment.isExternalStorageEmulated()) { 16442 mounted = true; 16443 } else { 16444 final String status = Environment.getExternalStorageState(); 16445 16446 mounted = status.equals(Environment.MEDIA_MOUNTED) 16447 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 16448 } 16449 16450 if (!mounted) { 16451 return; 16452 } 16453 16454 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 16455 int[] users; 16456 if (userId == UserHandle.USER_ALL) { 16457 users = sUserManager.getUserIds(); 16458 } else { 16459 users = new int[] { userId }; 16460 } 16461 final ClearStorageConnection conn = new ClearStorageConnection(); 16462 if (mContext.bindServiceAsUser( 16463 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 16464 try { 16465 for (int curUser : users) { 16466 long timeout = SystemClock.uptimeMillis() + 5000; 16467 synchronized (conn) { 16468 long now; 16469 while (conn.mContainerService == null && 16470 (now = SystemClock.uptimeMillis()) < timeout) { 16471 try { 16472 conn.wait(timeout - now); 16473 } catch (InterruptedException e) { 16474 } 16475 } 16476 } 16477 if (conn.mContainerService == null) { 16478 return; 16479 } 16480 16481 final UserEnvironment userEnv = new UserEnvironment(curUser); 16482 clearDirectory(conn.mContainerService, 16483 userEnv.buildExternalStorageAppCacheDirs(packageName)); 16484 if (allData) { 16485 clearDirectory(conn.mContainerService, 16486 userEnv.buildExternalStorageAppDataDirs(packageName)); 16487 clearDirectory(conn.mContainerService, 16488 userEnv.buildExternalStorageAppMediaDirs(packageName)); 16489 } 16490 } 16491 } finally { 16492 mContext.unbindService(conn); 16493 } 16494 } 16495 } 16496 16497 @Override 16498 public void clearApplicationProfileData(String packageName) { 16499 enforceSystemOrRoot("Only the system can clear all profile data"); 16500 16501 final PackageParser.Package pkg; 16502 synchronized (mPackages) { 16503 pkg = mPackages.get(packageName); 16504 } 16505 16506 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 16507 synchronized (mInstallLock) { 16508 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 16509 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 16510 true /* removeBaseMarker */); 16511 } 16512 } 16513 } 16514 16515 @Override 16516 public void clearApplicationUserData(final String packageName, 16517 final IPackageDataObserver observer, final int userId) { 16518 mContext.enforceCallingOrSelfPermission( 16519 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 16520 16521 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16522 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 16523 16524 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 16525 throw new SecurityException("Cannot clear data for a protected package: " 16526 + packageName); 16527 } 16528 // Queue up an async operation since the package deletion may take a little while. 16529 mHandler.post(new Runnable() { 16530 public void run() { 16531 mHandler.removeCallbacks(this); 16532 final boolean succeeded; 16533 try (PackageFreezer freezer = freezePackage(packageName, 16534 "clearApplicationUserData")) { 16535 synchronized (mInstallLock) { 16536 succeeded = clearApplicationUserDataLIF(packageName, userId); 16537 } 16538 clearExternalStorageDataSync(packageName, userId, true); 16539 } 16540 if (succeeded) { 16541 // invoke DeviceStorageMonitor's update method to clear any notifications 16542 DeviceStorageMonitorInternal dsm = LocalServices 16543 .getService(DeviceStorageMonitorInternal.class); 16544 if (dsm != null) { 16545 dsm.checkMemory(); 16546 } 16547 } 16548 if(observer != null) { 16549 try { 16550 observer.onRemoveCompleted(packageName, succeeded); 16551 } catch (RemoteException e) { 16552 Log.i(TAG, "Observer no longer exists."); 16553 } 16554 } //end if observer 16555 } //end run 16556 }); 16557 } 16558 16559 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 16560 if (packageName == null) { 16561 Slog.w(TAG, "Attempt to delete null packageName."); 16562 return false; 16563 } 16564 16565 // Try finding details about the requested package 16566 PackageParser.Package pkg; 16567 synchronized (mPackages) { 16568 pkg = mPackages.get(packageName); 16569 if (pkg == null) { 16570 final PackageSetting ps = mSettings.mPackages.get(packageName); 16571 if (ps != null) { 16572 pkg = ps.pkg; 16573 } 16574 } 16575 16576 if (pkg == null) { 16577 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16578 return false; 16579 } 16580 16581 PackageSetting ps = (PackageSetting) pkg.mExtras; 16582 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16583 } 16584 16585 clearAppDataLIF(pkg, userId, 16586 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16587 16588 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16589 removeKeystoreDataIfNeeded(userId, appId); 16590 16591 UserManagerInternal umInternal = getUserManagerInternal(); 16592 final int flags; 16593 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 16594 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 16595 } else if (umInternal.isUserRunning(userId)) { 16596 flags = StorageManager.FLAG_STORAGE_DE; 16597 } else { 16598 flags = 0; 16599 } 16600 prepareAppDataContentsLIF(pkg, userId, flags); 16601 16602 return true; 16603 } 16604 16605 /** 16606 * Reverts user permission state changes (permissions and flags) in 16607 * all packages for a given user. 16608 * 16609 * @param userId The device user for which to do a reset. 16610 */ 16611 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 16612 final int packageCount = mPackages.size(); 16613 for (int i = 0; i < packageCount; i++) { 16614 PackageParser.Package pkg = mPackages.valueAt(i); 16615 PackageSetting ps = (PackageSetting) pkg.mExtras; 16616 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16617 } 16618 } 16619 16620 private void resetNetworkPolicies(int userId) { 16621 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 16622 } 16623 16624 /** 16625 * Reverts user permission state changes (permissions and flags). 16626 * 16627 * @param ps The package for which to reset. 16628 * @param userId The device user for which to do a reset. 16629 */ 16630 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 16631 final PackageSetting ps, final int userId) { 16632 if (ps.pkg == null) { 16633 return; 16634 } 16635 16636 // These are flags that can change base on user actions. 16637 final int userSettableMask = FLAG_PERMISSION_USER_SET 16638 | FLAG_PERMISSION_USER_FIXED 16639 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 16640 | FLAG_PERMISSION_REVIEW_REQUIRED; 16641 16642 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 16643 | FLAG_PERMISSION_POLICY_FIXED; 16644 16645 boolean writeInstallPermissions = false; 16646 boolean writeRuntimePermissions = false; 16647 16648 final int permissionCount = ps.pkg.requestedPermissions.size(); 16649 for (int i = 0; i < permissionCount; i++) { 16650 String permission = ps.pkg.requestedPermissions.get(i); 16651 16652 BasePermission bp = mSettings.mPermissions.get(permission); 16653 if (bp == null) { 16654 continue; 16655 } 16656 16657 // If shared user we just reset the state to which only this app contributed. 16658 if (ps.sharedUser != null) { 16659 boolean used = false; 16660 final int packageCount = ps.sharedUser.packages.size(); 16661 for (int j = 0; j < packageCount; j++) { 16662 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 16663 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 16664 && pkg.pkg.requestedPermissions.contains(permission)) { 16665 used = true; 16666 break; 16667 } 16668 } 16669 if (used) { 16670 continue; 16671 } 16672 } 16673 16674 PermissionsState permissionsState = ps.getPermissionsState(); 16675 16676 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 16677 16678 // Always clear the user settable flags. 16679 final boolean hasInstallState = permissionsState.getInstallPermissionState( 16680 bp.name) != null; 16681 // If permission review is enabled and this is a legacy app, mark the 16682 // permission as requiring a review as this is the initial state. 16683 int flags = 0; 16684 if (mPermissionReviewRequired 16685 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 16686 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 16687 } 16688 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 16689 if (hasInstallState) { 16690 writeInstallPermissions = true; 16691 } else { 16692 writeRuntimePermissions = true; 16693 } 16694 } 16695 16696 // Below is only runtime permission handling. 16697 if (!bp.isRuntime()) { 16698 continue; 16699 } 16700 16701 // Never clobber system or policy. 16702 if ((oldFlags & policyOrSystemFlags) != 0) { 16703 continue; 16704 } 16705 16706 // If this permission was granted by default, make sure it is. 16707 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 16708 if (permissionsState.grantRuntimePermission(bp, userId) 16709 != PERMISSION_OPERATION_FAILURE) { 16710 writeRuntimePermissions = true; 16711 } 16712 // If permission review is enabled the permissions for a legacy apps 16713 // are represented as constantly granted runtime ones, so don't revoke. 16714 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 16715 // Otherwise, reset the permission. 16716 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 16717 switch (revokeResult) { 16718 case PERMISSION_OPERATION_SUCCESS: 16719 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 16720 writeRuntimePermissions = true; 16721 final int appId = ps.appId; 16722 mHandler.post(new Runnable() { 16723 @Override 16724 public void run() { 16725 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 16726 } 16727 }); 16728 } break; 16729 } 16730 } 16731 } 16732 16733 // Synchronously write as we are taking permissions away. 16734 if (writeRuntimePermissions) { 16735 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 16736 } 16737 16738 // Synchronously write as we are taking permissions away. 16739 if (writeInstallPermissions) { 16740 mSettings.writeLPr(); 16741 } 16742 } 16743 16744 /** 16745 * Remove entries from the keystore daemon. Will only remove it if the 16746 * {@code appId} is valid. 16747 */ 16748 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 16749 if (appId < 0) { 16750 return; 16751 } 16752 16753 final KeyStore keyStore = KeyStore.getInstance(); 16754 if (keyStore != null) { 16755 if (userId == UserHandle.USER_ALL) { 16756 for (final int individual : sUserManager.getUserIds()) { 16757 keyStore.clearUid(UserHandle.getUid(individual, appId)); 16758 } 16759 } else { 16760 keyStore.clearUid(UserHandle.getUid(userId, appId)); 16761 } 16762 } else { 16763 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 16764 } 16765 } 16766 16767 @Override 16768 public void deleteApplicationCacheFiles(final String packageName, 16769 final IPackageDataObserver observer) { 16770 final int userId = UserHandle.getCallingUserId(); 16771 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 16772 } 16773 16774 @Override 16775 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 16776 final IPackageDataObserver observer) { 16777 mContext.enforceCallingOrSelfPermission( 16778 android.Manifest.permission.DELETE_CACHE_FILES, null); 16779 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16780 /* requireFullPermission= */ true, /* checkShell= */ false, 16781 "delete application cache files"); 16782 16783 final PackageParser.Package pkg; 16784 synchronized (mPackages) { 16785 pkg = mPackages.get(packageName); 16786 } 16787 16788 // Queue up an async operation since the package deletion may take a little while. 16789 mHandler.post(new Runnable() { 16790 public void run() { 16791 synchronized (mInstallLock) { 16792 final int flags = StorageManager.FLAG_STORAGE_DE 16793 | StorageManager.FLAG_STORAGE_CE; 16794 // We're only clearing cache files, so we don't care if the 16795 // app is unfrozen and still able to run 16796 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 16797 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16798 } 16799 clearExternalStorageDataSync(packageName, userId, false); 16800 if (observer != null) { 16801 try { 16802 observer.onRemoveCompleted(packageName, true); 16803 } catch (RemoteException e) { 16804 Log.i(TAG, "Observer no longer exists."); 16805 } 16806 } 16807 } 16808 }); 16809 } 16810 16811 @Override 16812 public void getPackageSizeInfo(final String packageName, int userHandle, 16813 final IPackageStatsObserver observer) { 16814 mContext.enforceCallingOrSelfPermission( 16815 android.Manifest.permission.GET_PACKAGE_SIZE, null); 16816 if (packageName == null) { 16817 throw new IllegalArgumentException("Attempt to get size of null packageName"); 16818 } 16819 16820 PackageStats stats = new PackageStats(packageName, userHandle); 16821 16822 /* 16823 * Queue up an async operation since the package measurement may take a 16824 * little while. 16825 */ 16826 Message msg = mHandler.obtainMessage(INIT_COPY); 16827 msg.obj = new MeasureParams(stats, observer); 16828 mHandler.sendMessage(msg); 16829 } 16830 16831 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 16832 final PackageSetting ps; 16833 synchronized (mPackages) { 16834 ps = mSettings.mPackages.get(packageName); 16835 if (ps == null) { 16836 Slog.w(TAG, "Failed to find settings for " + packageName); 16837 return false; 16838 } 16839 } 16840 try { 16841 mInstaller.getAppSize(ps.volumeUuid, packageName, userId, 16842 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 16843 ps.getCeDataInode(userId), ps.codePathString, stats); 16844 } catch (InstallerException e) { 16845 Slog.w(TAG, String.valueOf(e)); 16846 return false; 16847 } 16848 16849 // For now, ignore code size of packages on system partition 16850 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 16851 stats.codeSize = 0; 16852 } 16853 16854 return true; 16855 } 16856 16857 private int getUidTargetSdkVersionLockedLPr(int uid) { 16858 Object obj = mSettings.getUserIdLPr(uid); 16859 if (obj instanceof SharedUserSetting) { 16860 final SharedUserSetting sus = (SharedUserSetting) obj; 16861 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 16862 final Iterator<PackageSetting> it = sus.packages.iterator(); 16863 while (it.hasNext()) { 16864 final PackageSetting ps = it.next(); 16865 if (ps.pkg != null) { 16866 int v = ps.pkg.applicationInfo.targetSdkVersion; 16867 if (v < vers) vers = v; 16868 } 16869 } 16870 return vers; 16871 } else if (obj instanceof PackageSetting) { 16872 final PackageSetting ps = (PackageSetting) obj; 16873 if (ps.pkg != null) { 16874 return ps.pkg.applicationInfo.targetSdkVersion; 16875 } 16876 } 16877 return Build.VERSION_CODES.CUR_DEVELOPMENT; 16878 } 16879 16880 @Override 16881 public void addPreferredActivity(IntentFilter filter, int match, 16882 ComponentName[] set, ComponentName activity, int userId) { 16883 addPreferredActivityInternal(filter, match, set, activity, true, userId, 16884 "Adding preferred"); 16885 } 16886 16887 private void addPreferredActivityInternal(IntentFilter filter, int match, 16888 ComponentName[] set, ComponentName activity, boolean always, int userId, 16889 String opname) { 16890 // writer 16891 int callingUid = Binder.getCallingUid(); 16892 enforceCrossUserPermission(callingUid, userId, 16893 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 16894 if (filter.countActions() == 0) { 16895 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 16896 return; 16897 } 16898 synchronized (mPackages) { 16899 if (mContext.checkCallingOrSelfPermission( 16900 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 16901 != PackageManager.PERMISSION_GRANTED) { 16902 if (getUidTargetSdkVersionLockedLPr(callingUid) 16903 < Build.VERSION_CODES.FROYO) { 16904 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 16905 + callingUid); 16906 return; 16907 } 16908 mContext.enforceCallingOrSelfPermission( 16909 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 16910 } 16911 16912 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 16913 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 16914 + userId + ":"); 16915 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 16916 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 16917 scheduleWritePackageRestrictionsLocked(userId); 16918 postPreferredActivityChangedBroadcast(userId); 16919 } 16920 } 16921 16922 private void postPreferredActivityChangedBroadcast(int userId) { 16923 mHandler.post(() -> { 16924 final IActivityManager am = ActivityManagerNative.getDefault(); 16925 if (am == null) { 16926 return; 16927 } 16928 16929 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 16930 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 16931 try { 16932 am.broadcastIntent(null, intent, null, null, 16933 0, null, null, null, android.app.AppOpsManager.OP_NONE, 16934 null, false, false, userId); 16935 } catch (RemoteException e) { 16936 } 16937 }); 16938 } 16939 16940 @Override 16941 public void replacePreferredActivity(IntentFilter filter, int match, 16942 ComponentName[] set, ComponentName activity, int userId) { 16943 if (filter.countActions() != 1) { 16944 throw new IllegalArgumentException( 16945 "replacePreferredActivity expects filter to have only 1 action."); 16946 } 16947 if (filter.countDataAuthorities() != 0 16948 || filter.countDataPaths() != 0 16949 || filter.countDataSchemes() > 1 16950 || filter.countDataTypes() != 0) { 16951 throw new IllegalArgumentException( 16952 "replacePreferredActivity expects filter to have no data authorities, " + 16953 "paths, or types; and at most one scheme."); 16954 } 16955 16956 final int callingUid = Binder.getCallingUid(); 16957 enforceCrossUserPermission(callingUid, userId, 16958 true /* requireFullPermission */, false /* checkShell */, 16959 "replace preferred activity"); 16960 synchronized (mPackages) { 16961 if (mContext.checkCallingOrSelfPermission( 16962 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 16963 != PackageManager.PERMISSION_GRANTED) { 16964 if (getUidTargetSdkVersionLockedLPr(callingUid) 16965 < Build.VERSION_CODES.FROYO) { 16966 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 16967 + Binder.getCallingUid()); 16968 return; 16969 } 16970 mContext.enforceCallingOrSelfPermission( 16971 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 16972 } 16973 16974 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 16975 if (pir != null) { 16976 // Get all of the existing entries that exactly match this filter. 16977 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 16978 if (existing != null && existing.size() == 1) { 16979 PreferredActivity cur = existing.get(0); 16980 if (DEBUG_PREFERRED) { 16981 Slog.i(TAG, "Checking replace of preferred:"); 16982 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 16983 if (!cur.mPref.mAlways) { 16984 Slog.i(TAG, " -- CUR; not mAlways!"); 16985 } else { 16986 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 16987 Slog.i(TAG, " -- CUR: mSet=" 16988 + Arrays.toString(cur.mPref.mSetComponents)); 16989 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 16990 Slog.i(TAG, " -- NEW: mMatch=" 16991 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 16992 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 16993 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 16994 } 16995 } 16996 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 16997 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 16998 && cur.mPref.sameSet(set)) { 16999 // Setting the preferred activity to what it happens to be already 17000 if (DEBUG_PREFERRED) { 17001 Slog.i(TAG, "Replacing with same preferred activity " 17002 + cur.mPref.mShortComponent + " for user " 17003 + userId + ":"); 17004 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17005 } 17006 return; 17007 } 17008 } 17009 17010 if (existing != null) { 17011 if (DEBUG_PREFERRED) { 17012 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 17013 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17014 } 17015 for (int i = 0; i < existing.size(); i++) { 17016 PreferredActivity pa = existing.get(i); 17017 if (DEBUG_PREFERRED) { 17018 Slog.i(TAG, "Removing existing preferred activity " 17019 + pa.mPref.mComponent + ":"); 17020 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 17021 } 17022 pir.removeFilter(pa); 17023 } 17024 } 17025 } 17026 addPreferredActivityInternal(filter, match, set, activity, true, userId, 17027 "Replacing preferred"); 17028 } 17029 } 17030 17031 @Override 17032 public void clearPackagePreferredActivities(String packageName) { 17033 final int uid = Binder.getCallingUid(); 17034 // writer 17035 synchronized (mPackages) { 17036 PackageParser.Package pkg = mPackages.get(packageName); 17037 if (pkg == null || pkg.applicationInfo.uid != uid) { 17038 if (mContext.checkCallingOrSelfPermission( 17039 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17040 != PackageManager.PERMISSION_GRANTED) { 17041 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 17042 < Build.VERSION_CODES.FROYO) { 17043 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 17044 + Binder.getCallingUid()); 17045 return; 17046 } 17047 mContext.enforceCallingOrSelfPermission( 17048 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17049 } 17050 } 17051 17052 int user = UserHandle.getCallingUserId(); 17053 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 17054 scheduleWritePackageRestrictionsLocked(user); 17055 } 17056 } 17057 } 17058 17059 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17060 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 17061 ArrayList<PreferredActivity> removed = null; 17062 boolean changed = false; 17063 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 17064 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 17065 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 17066 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 17067 continue; 17068 } 17069 Iterator<PreferredActivity> it = pir.filterIterator(); 17070 while (it.hasNext()) { 17071 PreferredActivity pa = it.next(); 17072 // Mark entry for removal only if it matches the package name 17073 // and the entry is of type "always". 17074 if (packageName == null || 17075 (pa.mPref.mComponent.getPackageName().equals(packageName) 17076 && pa.mPref.mAlways)) { 17077 if (removed == null) { 17078 removed = new ArrayList<PreferredActivity>(); 17079 } 17080 removed.add(pa); 17081 } 17082 } 17083 if (removed != null) { 17084 for (int j=0; j<removed.size(); j++) { 17085 PreferredActivity pa = removed.get(j); 17086 pir.removeFilter(pa); 17087 } 17088 changed = true; 17089 } 17090 } 17091 if (changed) { 17092 postPreferredActivityChangedBroadcast(userId); 17093 } 17094 return changed; 17095 } 17096 17097 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17098 private void clearIntentFilterVerificationsLPw(int userId) { 17099 final int packageCount = mPackages.size(); 17100 for (int i = 0; i < packageCount; i++) { 17101 PackageParser.Package pkg = mPackages.valueAt(i); 17102 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 17103 } 17104 } 17105 17106 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17107 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 17108 if (userId == UserHandle.USER_ALL) { 17109 if (mSettings.removeIntentFilterVerificationLPw(packageName, 17110 sUserManager.getUserIds())) { 17111 for (int oneUserId : sUserManager.getUserIds()) { 17112 scheduleWritePackageRestrictionsLocked(oneUserId); 17113 } 17114 } 17115 } else { 17116 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 17117 scheduleWritePackageRestrictionsLocked(userId); 17118 } 17119 } 17120 } 17121 17122 void clearDefaultBrowserIfNeeded(String packageName) { 17123 for (int oneUserId : sUserManager.getUserIds()) { 17124 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 17125 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 17126 if (packageName.equals(defaultBrowserPackageName)) { 17127 setDefaultBrowserPackageName(null, oneUserId); 17128 } 17129 } 17130 } 17131 17132 @Override 17133 public void resetApplicationPreferences(int userId) { 17134 mContext.enforceCallingOrSelfPermission( 17135 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17136 final long identity = Binder.clearCallingIdentity(); 17137 // writer 17138 try { 17139 synchronized (mPackages) { 17140 clearPackagePreferredActivitiesLPw(null, userId); 17141 mSettings.applyDefaultPreferredAppsLPw(this, userId); 17142 // TODO: We have to reset the default SMS and Phone. This requires 17143 // significant refactoring to keep all default apps in the package 17144 // manager (cleaner but more work) or have the services provide 17145 // callbacks to the package manager to request a default app reset. 17146 applyFactoryDefaultBrowserLPw(userId); 17147 clearIntentFilterVerificationsLPw(userId); 17148 primeDomainVerificationsLPw(userId); 17149 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 17150 scheduleWritePackageRestrictionsLocked(userId); 17151 } 17152 resetNetworkPolicies(userId); 17153 } finally { 17154 Binder.restoreCallingIdentity(identity); 17155 } 17156 } 17157 17158 @Override 17159 public int getPreferredActivities(List<IntentFilter> outFilters, 17160 List<ComponentName> outActivities, String packageName) { 17161 17162 int num = 0; 17163 final int userId = UserHandle.getCallingUserId(); 17164 // reader 17165 synchronized (mPackages) { 17166 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 17167 if (pir != null) { 17168 final Iterator<PreferredActivity> it = pir.filterIterator(); 17169 while (it.hasNext()) { 17170 final PreferredActivity pa = it.next(); 17171 if (packageName == null 17172 || (pa.mPref.mComponent.getPackageName().equals(packageName) 17173 && pa.mPref.mAlways)) { 17174 if (outFilters != null) { 17175 outFilters.add(new IntentFilter(pa)); 17176 } 17177 if (outActivities != null) { 17178 outActivities.add(pa.mPref.mComponent); 17179 } 17180 } 17181 } 17182 } 17183 } 17184 17185 return num; 17186 } 17187 17188 @Override 17189 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 17190 int userId) { 17191 int callingUid = Binder.getCallingUid(); 17192 if (callingUid != Process.SYSTEM_UID) { 17193 throw new SecurityException( 17194 "addPersistentPreferredActivity can only be run by the system"); 17195 } 17196 if (filter.countActions() == 0) { 17197 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 17198 return; 17199 } 17200 synchronized (mPackages) { 17201 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 17202 ":"); 17203 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17204 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 17205 new PersistentPreferredActivity(filter, activity)); 17206 scheduleWritePackageRestrictionsLocked(userId); 17207 postPreferredActivityChangedBroadcast(userId); 17208 } 17209 } 17210 17211 @Override 17212 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 17213 int callingUid = Binder.getCallingUid(); 17214 if (callingUid != Process.SYSTEM_UID) { 17215 throw new SecurityException( 17216 "clearPackagePersistentPreferredActivities can only be run by the system"); 17217 } 17218 ArrayList<PersistentPreferredActivity> removed = null; 17219 boolean changed = false; 17220 synchronized (mPackages) { 17221 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 17222 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 17223 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 17224 .valueAt(i); 17225 if (userId != thisUserId) { 17226 continue; 17227 } 17228 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 17229 while (it.hasNext()) { 17230 PersistentPreferredActivity ppa = it.next(); 17231 // Mark entry for removal only if it matches the package name. 17232 if (ppa.mComponent.getPackageName().equals(packageName)) { 17233 if (removed == null) { 17234 removed = new ArrayList<PersistentPreferredActivity>(); 17235 } 17236 removed.add(ppa); 17237 } 17238 } 17239 if (removed != null) { 17240 for (int j=0; j<removed.size(); j++) { 17241 PersistentPreferredActivity ppa = removed.get(j); 17242 ppir.removeFilter(ppa); 17243 } 17244 changed = true; 17245 } 17246 } 17247 17248 if (changed) { 17249 scheduleWritePackageRestrictionsLocked(userId); 17250 postPreferredActivityChangedBroadcast(userId); 17251 } 17252 } 17253 } 17254 17255 /** 17256 * Common machinery for picking apart a restored XML blob and passing 17257 * it to a caller-supplied functor to be applied to the running system. 17258 */ 17259 private void restoreFromXml(XmlPullParser parser, int userId, 17260 String expectedStartTag, BlobXmlRestorer functor) 17261 throws IOException, XmlPullParserException { 17262 int type; 17263 while ((type = parser.next()) != XmlPullParser.START_TAG 17264 && type != XmlPullParser.END_DOCUMENT) { 17265 } 17266 if (type != XmlPullParser.START_TAG) { 17267 // oops didn't find a start tag?! 17268 if (DEBUG_BACKUP) { 17269 Slog.e(TAG, "Didn't find start tag during restore"); 17270 } 17271 return; 17272 } 17273Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 17274 // this is supposed to be TAG_PREFERRED_BACKUP 17275 if (!expectedStartTag.equals(parser.getName())) { 17276 if (DEBUG_BACKUP) { 17277 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 17278 } 17279 return; 17280 } 17281 17282 // skip interfering stuff, then we're aligned with the backing implementation 17283 while ((type = parser.next()) == XmlPullParser.TEXT) { } 17284Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 17285 functor.apply(parser, userId); 17286 } 17287 17288 private interface BlobXmlRestorer { 17289 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 17290 } 17291 17292 /** 17293 * Non-Binder method, support for the backup/restore mechanism: write the 17294 * full set of preferred activities in its canonical XML format. Returns the 17295 * XML output as a byte array, or null if there is none. 17296 */ 17297 @Override 17298 public byte[] getPreferredActivityBackup(int userId) { 17299 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17300 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 17301 } 17302 17303 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17304 try { 17305 final XmlSerializer serializer = new FastXmlSerializer(); 17306 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17307 serializer.startDocument(null, true); 17308 serializer.startTag(null, TAG_PREFERRED_BACKUP); 17309 17310 synchronized (mPackages) { 17311 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 17312 } 17313 17314 serializer.endTag(null, TAG_PREFERRED_BACKUP); 17315 serializer.endDocument(); 17316 serializer.flush(); 17317 } catch (Exception e) { 17318 if (DEBUG_BACKUP) { 17319 Slog.e(TAG, "Unable to write preferred activities for backup", e); 17320 } 17321 return null; 17322 } 17323 17324 return dataStream.toByteArray(); 17325 } 17326 17327 @Override 17328 public void restorePreferredActivities(byte[] backup, int userId) { 17329 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17330 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17331 } 17332 17333 try { 17334 final XmlPullParser parser = Xml.newPullParser(); 17335 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17336 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 17337 new BlobXmlRestorer() { 17338 @Override 17339 public void apply(XmlPullParser parser, int userId) 17340 throws XmlPullParserException, IOException { 17341 synchronized (mPackages) { 17342 mSettings.readPreferredActivitiesLPw(parser, userId); 17343 } 17344 } 17345 } ); 17346 } catch (Exception e) { 17347 if (DEBUG_BACKUP) { 17348 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17349 } 17350 } 17351 } 17352 17353 /** 17354 * Non-Binder method, support for the backup/restore mechanism: write the 17355 * default browser (etc) settings in its canonical XML format. Returns the default 17356 * browser XML representation as a byte array, or null if there is none. 17357 */ 17358 @Override 17359 public byte[] getDefaultAppsBackup(int userId) { 17360 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17361 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 17362 } 17363 17364 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17365 try { 17366 final XmlSerializer serializer = new FastXmlSerializer(); 17367 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17368 serializer.startDocument(null, true); 17369 serializer.startTag(null, TAG_DEFAULT_APPS); 17370 17371 synchronized (mPackages) { 17372 mSettings.writeDefaultAppsLPr(serializer, userId); 17373 } 17374 17375 serializer.endTag(null, TAG_DEFAULT_APPS); 17376 serializer.endDocument(); 17377 serializer.flush(); 17378 } catch (Exception e) { 17379 if (DEBUG_BACKUP) { 17380 Slog.e(TAG, "Unable to write default apps for backup", e); 17381 } 17382 return null; 17383 } 17384 17385 return dataStream.toByteArray(); 17386 } 17387 17388 @Override 17389 public void restoreDefaultApps(byte[] backup, int userId) { 17390 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17391 throw new SecurityException("Only the system may call restoreDefaultApps()"); 17392 } 17393 17394 try { 17395 final XmlPullParser parser = Xml.newPullParser(); 17396 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17397 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 17398 new BlobXmlRestorer() { 17399 @Override 17400 public void apply(XmlPullParser parser, int userId) 17401 throws XmlPullParserException, IOException { 17402 synchronized (mPackages) { 17403 mSettings.readDefaultAppsLPw(parser, userId); 17404 } 17405 } 17406 } ); 17407 } catch (Exception e) { 17408 if (DEBUG_BACKUP) { 17409 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 17410 } 17411 } 17412 } 17413 17414 @Override 17415 public byte[] getIntentFilterVerificationBackup(int userId) { 17416 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17417 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 17418 } 17419 17420 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17421 try { 17422 final XmlSerializer serializer = new FastXmlSerializer(); 17423 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17424 serializer.startDocument(null, true); 17425 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 17426 17427 synchronized (mPackages) { 17428 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 17429 } 17430 17431 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 17432 serializer.endDocument(); 17433 serializer.flush(); 17434 } catch (Exception e) { 17435 if (DEBUG_BACKUP) { 17436 Slog.e(TAG, "Unable to write default apps for backup", e); 17437 } 17438 return null; 17439 } 17440 17441 return dataStream.toByteArray(); 17442 } 17443 17444 @Override 17445 public void restoreIntentFilterVerification(byte[] backup, int userId) { 17446 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17447 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17448 } 17449 17450 try { 17451 final XmlPullParser parser = Xml.newPullParser(); 17452 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17453 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 17454 new BlobXmlRestorer() { 17455 @Override 17456 public void apply(XmlPullParser parser, int userId) 17457 throws XmlPullParserException, IOException { 17458 synchronized (mPackages) { 17459 mSettings.readAllDomainVerificationsLPr(parser, userId); 17460 mSettings.writeLPr(); 17461 } 17462 } 17463 } ); 17464 } catch (Exception e) { 17465 if (DEBUG_BACKUP) { 17466 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17467 } 17468 } 17469 } 17470 17471 @Override 17472 public byte[] getPermissionGrantBackup(int userId) { 17473 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17474 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 17475 } 17476 17477 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17478 try { 17479 final XmlSerializer serializer = new FastXmlSerializer(); 17480 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17481 serializer.startDocument(null, true); 17482 serializer.startTag(null, TAG_PERMISSION_BACKUP); 17483 17484 synchronized (mPackages) { 17485 serializeRuntimePermissionGrantsLPr(serializer, userId); 17486 } 17487 17488 serializer.endTag(null, TAG_PERMISSION_BACKUP); 17489 serializer.endDocument(); 17490 serializer.flush(); 17491 } catch (Exception e) { 17492 if (DEBUG_BACKUP) { 17493 Slog.e(TAG, "Unable to write default apps for backup", e); 17494 } 17495 return null; 17496 } 17497 17498 return dataStream.toByteArray(); 17499 } 17500 17501 @Override 17502 public void restorePermissionGrants(byte[] backup, int userId) { 17503 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17504 throw new SecurityException("Only the system may call restorePermissionGrants()"); 17505 } 17506 17507 try { 17508 final XmlPullParser parser = Xml.newPullParser(); 17509 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17510 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 17511 new BlobXmlRestorer() { 17512 @Override 17513 public void apply(XmlPullParser parser, int userId) 17514 throws XmlPullParserException, IOException { 17515 synchronized (mPackages) { 17516 processRestoredPermissionGrantsLPr(parser, userId); 17517 } 17518 } 17519 } ); 17520 } catch (Exception e) { 17521 if (DEBUG_BACKUP) { 17522 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17523 } 17524 } 17525 } 17526 17527 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 17528 throws IOException { 17529 serializer.startTag(null, TAG_ALL_GRANTS); 17530 17531 final int N = mSettings.mPackages.size(); 17532 for (int i = 0; i < N; i++) { 17533 final PackageSetting ps = mSettings.mPackages.valueAt(i); 17534 boolean pkgGrantsKnown = false; 17535 17536 PermissionsState packagePerms = ps.getPermissionsState(); 17537 17538 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 17539 final int grantFlags = state.getFlags(); 17540 // only look at grants that are not system/policy fixed 17541 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 17542 final boolean isGranted = state.isGranted(); 17543 // And only back up the user-twiddled state bits 17544 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 17545 final String packageName = mSettings.mPackages.keyAt(i); 17546 if (!pkgGrantsKnown) { 17547 serializer.startTag(null, TAG_GRANT); 17548 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 17549 pkgGrantsKnown = true; 17550 } 17551 17552 final boolean userSet = 17553 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 17554 final boolean userFixed = 17555 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 17556 final boolean revoke = 17557 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 17558 17559 serializer.startTag(null, TAG_PERMISSION); 17560 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 17561 if (isGranted) { 17562 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 17563 } 17564 if (userSet) { 17565 serializer.attribute(null, ATTR_USER_SET, "true"); 17566 } 17567 if (userFixed) { 17568 serializer.attribute(null, ATTR_USER_FIXED, "true"); 17569 } 17570 if (revoke) { 17571 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 17572 } 17573 serializer.endTag(null, TAG_PERMISSION); 17574 } 17575 } 17576 } 17577 17578 if (pkgGrantsKnown) { 17579 serializer.endTag(null, TAG_GRANT); 17580 } 17581 } 17582 17583 serializer.endTag(null, TAG_ALL_GRANTS); 17584 } 17585 17586 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 17587 throws XmlPullParserException, IOException { 17588 String pkgName = null; 17589 int outerDepth = parser.getDepth(); 17590 int type; 17591 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 17592 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 17593 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 17594 continue; 17595 } 17596 17597 final String tagName = parser.getName(); 17598 if (tagName.equals(TAG_GRANT)) { 17599 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 17600 if (DEBUG_BACKUP) { 17601 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 17602 } 17603 } else if (tagName.equals(TAG_PERMISSION)) { 17604 17605 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 17606 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 17607 17608 int newFlagSet = 0; 17609 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 17610 newFlagSet |= FLAG_PERMISSION_USER_SET; 17611 } 17612 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 17613 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 17614 } 17615 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 17616 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 17617 } 17618 if (DEBUG_BACKUP) { 17619 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 17620 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 17621 } 17622 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17623 if (ps != null) { 17624 // Already installed so we apply the grant immediately 17625 if (DEBUG_BACKUP) { 17626 Slog.v(TAG, " + already installed; applying"); 17627 } 17628 PermissionsState perms = ps.getPermissionsState(); 17629 BasePermission bp = mSettings.mPermissions.get(permName); 17630 if (bp != null) { 17631 if (isGranted) { 17632 perms.grantRuntimePermission(bp, userId); 17633 } 17634 if (newFlagSet != 0) { 17635 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 17636 } 17637 } 17638 } else { 17639 // Need to wait for post-restore install to apply the grant 17640 if (DEBUG_BACKUP) { 17641 Slog.v(TAG, " - not yet installed; saving for later"); 17642 } 17643 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 17644 isGranted, newFlagSet, userId); 17645 } 17646 } else { 17647 PackageManagerService.reportSettingsProblem(Log.WARN, 17648 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 17649 XmlUtils.skipCurrentTag(parser); 17650 } 17651 } 17652 17653 scheduleWriteSettingsLocked(); 17654 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17655 } 17656 17657 @Override 17658 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 17659 int sourceUserId, int targetUserId, int flags) { 17660 mContext.enforceCallingOrSelfPermission( 17661 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17662 int callingUid = Binder.getCallingUid(); 17663 enforceOwnerRights(ownerPackage, callingUid); 17664 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17665 if (intentFilter.countActions() == 0) { 17666 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 17667 return; 17668 } 17669 synchronized (mPackages) { 17670 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 17671 ownerPackage, targetUserId, flags); 17672 CrossProfileIntentResolver resolver = 17673 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17674 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 17675 // We have all those whose filter is equal. Now checking if the rest is equal as well. 17676 if (existing != null) { 17677 int size = existing.size(); 17678 for (int i = 0; i < size; i++) { 17679 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 17680 return; 17681 } 17682 } 17683 } 17684 resolver.addFilter(newFilter); 17685 scheduleWritePackageRestrictionsLocked(sourceUserId); 17686 } 17687 } 17688 17689 @Override 17690 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 17691 mContext.enforceCallingOrSelfPermission( 17692 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17693 int callingUid = Binder.getCallingUid(); 17694 enforceOwnerRights(ownerPackage, callingUid); 17695 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17696 synchronized (mPackages) { 17697 CrossProfileIntentResolver resolver = 17698 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17699 ArraySet<CrossProfileIntentFilter> set = 17700 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 17701 for (CrossProfileIntentFilter filter : set) { 17702 if (filter.getOwnerPackage().equals(ownerPackage)) { 17703 resolver.removeFilter(filter); 17704 } 17705 } 17706 scheduleWritePackageRestrictionsLocked(sourceUserId); 17707 } 17708 } 17709 17710 // Enforcing that callingUid is owning pkg on userId 17711 private void enforceOwnerRights(String pkg, int callingUid) { 17712 // The system owns everything. 17713 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17714 return; 17715 } 17716 int callingUserId = UserHandle.getUserId(callingUid); 17717 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 17718 if (pi == null) { 17719 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 17720 + callingUserId); 17721 } 17722 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 17723 throw new SecurityException("Calling uid " + callingUid 17724 + " does not own package " + pkg); 17725 } 17726 } 17727 17728 @Override 17729 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 17730 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 17731 } 17732 17733 private Intent getHomeIntent() { 17734 Intent intent = new Intent(Intent.ACTION_MAIN); 17735 intent.addCategory(Intent.CATEGORY_HOME); 17736 intent.addCategory(Intent.CATEGORY_DEFAULT); 17737 return intent; 17738 } 17739 17740 private IntentFilter getHomeFilter() { 17741 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 17742 filter.addCategory(Intent.CATEGORY_HOME); 17743 filter.addCategory(Intent.CATEGORY_DEFAULT); 17744 return filter; 17745 } 17746 17747 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 17748 int userId) { 17749 Intent intent = getHomeIntent(); 17750 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 17751 PackageManager.GET_META_DATA, userId); 17752 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 17753 true, false, false, userId); 17754 17755 allHomeCandidates.clear(); 17756 if (list != null) { 17757 for (ResolveInfo ri : list) { 17758 allHomeCandidates.add(ri); 17759 } 17760 } 17761 return (preferred == null || preferred.activityInfo == null) 17762 ? null 17763 : new ComponentName(preferred.activityInfo.packageName, 17764 preferred.activityInfo.name); 17765 } 17766 17767 @Override 17768 public void setHomeActivity(ComponentName comp, int userId) { 17769 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 17770 getHomeActivitiesAsUser(homeActivities, userId); 17771 17772 boolean found = false; 17773 17774 final int size = homeActivities.size(); 17775 final ComponentName[] set = new ComponentName[size]; 17776 for (int i = 0; i < size; i++) { 17777 final ResolveInfo candidate = homeActivities.get(i); 17778 final ActivityInfo info = candidate.activityInfo; 17779 final ComponentName activityName = new ComponentName(info.packageName, info.name); 17780 set[i] = activityName; 17781 if (!found && activityName.equals(comp)) { 17782 found = true; 17783 } 17784 } 17785 if (!found) { 17786 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 17787 + userId); 17788 } 17789 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 17790 set, comp, userId); 17791 } 17792 17793 private @Nullable String getSetupWizardPackageName() { 17794 final Intent intent = new Intent(Intent.ACTION_MAIN); 17795 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 17796 17797 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17798 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17799 | MATCH_DISABLED_COMPONENTS, 17800 UserHandle.myUserId()); 17801 if (matches.size() == 1) { 17802 return matches.get(0).getComponentInfo().packageName; 17803 } else { 17804 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 17805 + ": matches=" + matches); 17806 return null; 17807 } 17808 } 17809 17810 private @Nullable String getStorageManagerPackageName() { 17811 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 17812 17813 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17814 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17815 | MATCH_DISABLED_COMPONENTS, 17816 UserHandle.myUserId()); 17817 if (matches.size() == 1) { 17818 return matches.get(0).getComponentInfo().packageName; 17819 } else { 17820 Slog.e(TAG, "There should probably be exactly one storage manager; found " 17821 + matches.size() + ": matches=" + matches); 17822 return null; 17823 } 17824 } 17825 17826 @Override 17827 public void setApplicationEnabledSetting(String appPackageName, 17828 int newState, int flags, int userId, String callingPackage) { 17829 if (!sUserManager.exists(userId)) return; 17830 if (callingPackage == null) { 17831 callingPackage = Integer.toString(Binder.getCallingUid()); 17832 } 17833 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 17834 } 17835 17836 @Override 17837 public void setComponentEnabledSetting(ComponentName componentName, 17838 int newState, int flags, int userId) { 17839 if (!sUserManager.exists(userId)) return; 17840 setEnabledSetting(componentName.getPackageName(), 17841 componentName.getClassName(), newState, flags, userId, null); 17842 } 17843 17844 private void setEnabledSetting(final String packageName, String className, int newState, 17845 final int flags, int userId, String callingPackage) { 17846 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 17847 || newState == COMPONENT_ENABLED_STATE_ENABLED 17848 || newState == COMPONENT_ENABLED_STATE_DISABLED 17849 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 17850 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 17851 throw new IllegalArgumentException("Invalid new component state: " 17852 + newState); 17853 } 17854 PackageSetting pkgSetting; 17855 final int uid = Binder.getCallingUid(); 17856 final int permission; 17857 if (uid == Process.SYSTEM_UID) { 17858 permission = PackageManager.PERMISSION_GRANTED; 17859 } else { 17860 permission = mContext.checkCallingOrSelfPermission( 17861 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 17862 } 17863 enforceCrossUserPermission(uid, userId, 17864 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 17865 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 17866 boolean sendNow = false; 17867 boolean isApp = (className == null); 17868 String componentName = isApp ? packageName : className; 17869 int packageUid = -1; 17870 ArrayList<String> components; 17871 17872 // writer 17873 synchronized (mPackages) { 17874 pkgSetting = mSettings.mPackages.get(packageName); 17875 if (pkgSetting == null) { 17876 if (className == null) { 17877 throw new IllegalArgumentException("Unknown package: " + packageName); 17878 } 17879 throw new IllegalArgumentException( 17880 "Unknown component: " + packageName + "/" + className); 17881 } 17882 } 17883 17884 // Limit who can change which apps 17885 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 17886 // Don't allow apps that don't have permission to modify other apps 17887 if (!allowedByPermission) { 17888 throw new SecurityException( 17889 "Permission Denial: attempt to change component state from pid=" 17890 + Binder.getCallingPid() 17891 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 17892 } 17893 // Don't allow changing protected packages. 17894 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 17895 throw new SecurityException("Cannot disable a protected package: " + packageName); 17896 } 17897 } 17898 17899 synchronized (mPackages) { 17900 if (uid == Process.SHELL_UID) { 17901 // Shell can only change whole packages between ENABLED and DISABLED_USER states 17902 int oldState = pkgSetting.getEnabled(userId); 17903 if (className == null 17904 && 17905 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 17906 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 17907 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 17908 && 17909 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 17910 || newState == COMPONENT_ENABLED_STATE_DEFAULT 17911 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 17912 // ok 17913 } else { 17914 throw new SecurityException( 17915 "Shell cannot change component state for " + packageName + "/" 17916 + className + " to " + newState); 17917 } 17918 } 17919 if (className == null) { 17920 // We're dealing with an application/package level state change 17921 if (pkgSetting.getEnabled(userId) == newState) { 17922 // Nothing to do 17923 return; 17924 } 17925 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 17926 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 17927 // Don't care about who enables an app. 17928 callingPackage = null; 17929 } 17930 pkgSetting.setEnabled(newState, userId, callingPackage); 17931 // pkgSetting.pkg.mSetEnabled = newState; 17932 } else { 17933 // We're dealing with a component level state change 17934 // First, verify that this is a valid class name. 17935 PackageParser.Package pkg = pkgSetting.pkg; 17936 if (pkg == null || !pkg.hasComponentClassName(className)) { 17937 if (pkg != null && 17938 pkg.applicationInfo.targetSdkVersion >= 17939 Build.VERSION_CODES.JELLY_BEAN) { 17940 throw new IllegalArgumentException("Component class " + className 17941 + " does not exist in " + packageName); 17942 } else { 17943 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 17944 + className + " does not exist in " + packageName); 17945 } 17946 } 17947 switch (newState) { 17948 case COMPONENT_ENABLED_STATE_ENABLED: 17949 if (!pkgSetting.enableComponentLPw(className, userId)) { 17950 return; 17951 } 17952 break; 17953 case COMPONENT_ENABLED_STATE_DISABLED: 17954 if (!pkgSetting.disableComponentLPw(className, userId)) { 17955 return; 17956 } 17957 break; 17958 case COMPONENT_ENABLED_STATE_DEFAULT: 17959 if (!pkgSetting.restoreComponentLPw(className, userId)) { 17960 return; 17961 } 17962 break; 17963 default: 17964 Slog.e(TAG, "Invalid new component state: " + newState); 17965 return; 17966 } 17967 } 17968 scheduleWritePackageRestrictionsLocked(userId); 17969 components = mPendingBroadcasts.get(userId, packageName); 17970 final boolean newPackage = components == null; 17971 if (newPackage) { 17972 components = new ArrayList<String>(); 17973 } 17974 if (!components.contains(componentName)) { 17975 components.add(componentName); 17976 } 17977 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 17978 sendNow = true; 17979 // Purge entry from pending broadcast list if another one exists already 17980 // since we are sending one right away. 17981 mPendingBroadcasts.remove(userId, packageName); 17982 } else { 17983 if (newPackage) { 17984 mPendingBroadcasts.put(userId, packageName, components); 17985 } 17986 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 17987 // Schedule a message 17988 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 17989 } 17990 } 17991 } 17992 17993 long callingId = Binder.clearCallingIdentity(); 17994 try { 17995 if (sendNow) { 17996 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 17997 sendPackageChangedBroadcast(packageName, 17998 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 17999 } 18000 } finally { 18001 Binder.restoreCallingIdentity(callingId); 18002 } 18003 } 18004 18005 @Override 18006 public void flushPackageRestrictionsAsUser(int userId) { 18007 if (!sUserManager.exists(userId)) { 18008 return; 18009 } 18010 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 18011 false /* checkShell */, "flushPackageRestrictions"); 18012 synchronized (mPackages) { 18013 mSettings.writePackageRestrictionsLPr(userId); 18014 mDirtyUsers.remove(userId); 18015 if (mDirtyUsers.isEmpty()) { 18016 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 18017 } 18018 } 18019 } 18020 18021 private void sendPackageChangedBroadcast(String packageName, 18022 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 18023 if (DEBUG_INSTALL) 18024 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 18025 + componentNames); 18026 Bundle extras = new Bundle(4); 18027 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 18028 String nameList[] = new String[componentNames.size()]; 18029 componentNames.toArray(nameList); 18030 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 18031 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 18032 extras.putInt(Intent.EXTRA_UID, packageUid); 18033 // If this is not reporting a change of the overall package, then only send it 18034 // to registered receivers. We don't want to launch a swath of apps for every 18035 // little component state change. 18036 final int flags = !componentNames.contains(packageName) 18037 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 18038 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 18039 new int[] {UserHandle.getUserId(packageUid)}); 18040 } 18041 18042 @Override 18043 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 18044 if (!sUserManager.exists(userId)) return; 18045 final int uid = Binder.getCallingUid(); 18046 final int permission = mContext.checkCallingOrSelfPermission( 18047 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 18048 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 18049 enforceCrossUserPermission(uid, userId, 18050 true /* requireFullPermission */, true /* checkShell */, "stop package"); 18051 // writer 18052 synchronized (mPackages) { 18053 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 18054 allowedByPermission, uid, userId)) { 18055 scheduleWritePackageRestrictionsLocked(userId); 18056 } 18057 } 18058 } 18059 18060 @Override 18061 public String getInstallerPackageName(String packageName) { 18062 // reader 18063 synchronized (mPackages) { 18064 return mSettings.getInstallerPackageNameLPr(packageName); 18065 } 18066 } 18067 18068 public boolean isOrphaned(String packageName) { 18069 // reader 18070 synchronized (mPackages) { 18071 return mSettings.isOrphaned(packageName); 18072 } 18073 } 18074 18075 @Override 18076 public int getApplicationEnabledSetting(String packageName, int userId) { 18077 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18078 int uid = Binder.getCallingUid(); 18079 enforceCrossUserPermission(uid, userId, 18080 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 18081 // reader 18082 synchronized (mPackages) { 18083 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 18084 } 18085 } 18086 18087 @Override 18088 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 18089 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18090 int uid = Binder.getCallingUid(); 18091 enforceCrossUserPermission(uid, userId, 18092 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 18093 // reader 18094 synchronized (mPackages) { 18095 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 18096 } 18097 } 18098 18099 @Override 18100 public void enterSafeMode() { 18101 enforceSystemOrRoot("Only the system can request entering safe mode"); 18102 18103 if (!mSystemReady) { 18104 mSafeMode = true; 18105 } 18106 } 18107 18108 @Override 18109 public void systemReady() { 18110 mSystemReady = true; 18111 18112 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 18113 // disabled after already being started. 18114 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 18115 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 18116 18117 // Read the compatibilty setting when the system is ready. 18118 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 18119 mContext.getContentResolver(), 18120 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 18121 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 18122 if (DEBUG_SETTINGS) { 18123 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 18124 } 18125 18126 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 18127 18128 synchronized (mPackages) { 18129 // Verify that all of the preferred activity components actually 18130 // exist. It is possible for applications to be updated and at 18131 // that point remove a previously declared activity component that 18132 // had been set as a preferred activity. We try to clean this up 18133 // the next time we encounter that preferred activity, but it is 18134 // possible for the user flow to never be able to return to that 18135 // situation so here we do a sanity check to make sure we haven't 18136 // left any junk around. 18137 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 18138 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18139 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18140 removed.clear(); 18141 for (PreferredActivity pa : pir.filterSet()) { 18142 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 18143 removed.add(pa); 18144 } 18145 } 18146 if (removed.size() > 0) { 18147 for (int r=0; r<removed.size(); r++) { 18148 PreferredActivity pa = removed.get(r); 18149 Slog.w(TAG, "Removing dangling preferred activity: " 18150 + pa.mPref.mComponent); 18151 pir.removeFilter(pa); 18152 } 18153 mSettings.writePackageRestrictionsLPr( 18154 mSettings.mPreferredActivities.keyAt(i)); 18155 } 18156 } 18157 18158 for (int userId : UserManagerService.getInstance().getUserIds()) { 18159 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 18160 grantPermissionsUserIds = ArrayUtils.appendInt( 18161 grantPermissionsUserIds, userId); 18162 } 18163 } 18164 } 18165 sUserManager.systemReady(); 18166 18167 // If we upgraded grant all default permissions before kicking off. 18168 for (int userId : grantPermissionsUserIds) { 18169 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 18170 } 18171 18172 // If we did not grant default permissions, we preload from this the 18173 // default permission exceptions lazily to ensure we don't hit the 18174 // disk on a new user creation. 18175 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 18176 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 18177 } 18178 18179 // Kick off any messages waiting for system ready 18180 if (mPostSystemReadyMessages != null) { 18181 for (Message msg : mPostSystemReadyMessages) { 18182 msg.sendToTarget(); 18183 } 18184 mPostSystemReadyMessages = null; 18185 } 18186 18187 // Watch for external volumes that come and go over time 18188 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18189 storage.registerListener(mStorageListener); 18190 18191 mInstallerService.systemReady(); 18192 mPackageDexOptimizer.systemReady(); 18193 18194 MountServiceInternal mountServiceInternal = LocalServices.getService( 18195 MountServiceInternal.class); 18196 mountServiceInternal.addExternalStoragePolicy( 18197 new MountServiceInternal.ExternalStorageMountPolicy() { 18198 @Override 18199 public int getMountMode(int uid, String packageName) { 18200 if (Process.isIsolated(uid)) { 18201 return Zygote.MOUNT_EXTERNAL_NONE; 18202 } 18203 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 18204 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18205 } 18206 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18207 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18208 } 18209 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18210 return Zygote.MOUNT_EXTERNAL_READ; 18211 } 18212 return Zygote.MOUNT_EXTERNAL_WRITE; 18213 } 18214 18215 @Override 18216 public boolean hasExternalStorage(int uid, String packageName) { 18217 return true; 18218 } 18219 }); 18220 18221 // Now that we're mostly running, clean up stale users and apps 18222 reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 18223 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 18224 } 18225 18226 @Override 18227 public boolean isSafeMode() { 18228 return mSafeMode; 18229 } 18230 18231 @Override 18232 public boolean hasSystemUidErrors() { 18233 return mHasSystemUidErrors; 18234 } 18235 18236 static String arrayToString(int[] array) { 18237 StringBuffer buf = new StringBuffer(128); 18238 buf.append('['); 18239 if (array != null) { 18240 for (int i=0; i<array.length; i++) { 18241 if (i > 0) buf.append(", "); 18242 buf.append(array[i]); 18243 } 18244 } 18245 buf.append(']'); 18246 return buf.toString(); 18247 } 18248 18249 static class DumpState { 18250 public static final int DUMP_LIBS = 1 << 0; 18251 public static final int DUMP_FEATURES = 1 << 1; 18252 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 18253 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 18254 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 18255 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 18256 public static final int DUMP_PERMISSIONS = 1 << 6; 18257 public static final int DUMP_PACKAGES = 1 << 7; 18258 public static final int DUMP_SHARED_USERS = 1 << 8; 18259 public static final int DUMP_MESSAGES = 1 << 9; 18260 public static final int DUMP_PROVIDERS = 1 << 10; 18261 public static final int DUMP_VERIFIERS = 1 << 11; 18262 public static final int DUMP_PREFERRED = 1 << 12; 18263 public static final int DUMP_PREFERRED_XML = 1 << 13; 18264 public static final int DUMP_KEYSETS = 1 << 14; 18265 public static final int DUMP_VERSION = 1 << 15; 18266 public static final int DUMP_INSTALLS = 1 << 16; 18267 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 18268 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 18269 public static final int DUMP_FROZEN = 1 << 19; 18270 public static final int DUMP_DEXOPT = 1 << 20; 18271 public static final int DUMP_COMPILER_STATS = 1 << 21; 18272 18273 public static final int OPTION_SHOW_FILTERS = 1 << 0; 18274 18275 private int mTypes; 18276 18277 private int mOptions; 18278 18279 private boolean mTitlePrinted; 18280 18281 private SharedUserSetting mSharedUser; 18282 18283 public boolean isDumping(int type) { 18284 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 18285 return true; 18286 } 18287 18288 return (mTypes & type) != 0; 18289 } 18290 18291 public void setDump(int type) { 18292 mTypes |= type; 18293 } 18294 18295 public boolean isOptionEnabled(int option) { 18296 return (mOptions & option) != 0; 18297 } 18298 18299 public void setOptionEnabled(int option) { 18300 mOptions |= option; 18301 } 18302 18303 public boolean onTitlePrinted() { 18304 final boolean printed = mTitlePrinted; 18305 mTitlePrinted = true; 18306 return printed; 18307 } 18308 18309 public boolean getTitlePrinted() { 18310 return mTitlePrinted; 18311 } 18312 18313 public void setTitlePrinted(boolean enabled) { 18314 mTitlePrinted = enabled; 18315 } 18316 18317 public SharedUserSetting getSharedUser() { 18318 return mSharedUser; 18319 } 18320 18321 public void setSharedUser(SharedUserSetting user) { 18322 mSharedUser = user; 18323 } 18324 } 18325 18326 @Override 18327 public void onShellCommand(FileDescriptor in, FileDescriptor out, 18328 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 18329 (new PackageManagerShellCommand(this)).exec( 18330 this, in, out, err, args, resultReceiver); 18331 } 18332 18333 @Override 18334 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 18335 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 18336 != PackageManager.PERMISSION_GRANTED) { 18337 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 18338 + Binder.getCallingPid() 18339 + ", uid=" + Binder.getCallingUid() 18340 + " without permission " 18341 + android.Manifest.permission.DUMP); 18342 return; 18343 } 18344 18345 DumpState dumpState = new DumpState(); 18346 boolean fullPreferred = false; 18347 boolean checkin = false; 18348 18349 String packageName = null; 18350 ArraySet<String> permissionNames = null; 18351 18352 int opti = 0; 18353 while (opti < args.length) { 18354 String opt = args[opti]; 18355 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 18356 break; 18357 } 18358 opti++; 18359 18360 if ("-a".equals(opt)) { 18361 // Right now we only know how to print all. 18362 } else if ("-h".equals(opt)) { 18363 pw.println("Package manager dump options:"); 18364 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 18365 pw.println(" --checkin: dump for a checkin"); 18366 pw.println(" -f: print details of intent filters"); 18367 pw.println(" -h: print this help"); 18368 pw.println(" cmd may be one of:"); 18369 pw.println(" l[ibraries]: list known shared libraries"); 18370 pw.println(" f[eatures]: list device features"); 18371 pw.println(" k[eysets]: print known keysets"); 18372 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 18373 pw.println(" perm[issions]: dump permissions"); 18374 pw.println(" permission [name ...]: dump declaration and use of given permission"); 18375 pw.println(" pref[erred]: print preferred package settings"); 18376 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 18377 pw.println(" prov[iders]: dump content providers"); 18378 pw.println(" p[ackages]: dump installed packages"); 18379 pw.println(" s[hared-users]: dump shared user IDs"); 18380 pw.println(" m[essages]: print collected runtime messages"); 18381 pw.println(" v[erifiers]: print package verifier info"); 18382 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 18383 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 18384 pw.println(" version: print database version info"); 18385 pw.println(" write: write current settings now"); 18386 pw.println(" installs: details about install sessions"); 18387 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 18388 pw.println(" dexopt: dump dexopt state"); 18389 pw.println(" compiler-stats: dump compiler statistics"); 18390 pw.println(" <package.name>: info about given package"); 18391 return; 18392 } else if ("--checkin".equals(opt)) { 18393 checkin = true; 18394 } else if ("-f".equals(opt)) { 18395 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18396 } else { 18397 pw.println("Unknown argument: " + opt + "; use -h for help"); 18398 } 18399 } 18400 18401 // Is the caller requesting to dump a particular piece of data? 18402 if (opti < args.length) { 18403 String cmd = args[opti]; 18404 opti++; 18405 // Is this a package name? 18406 if ("android".equals(cmd) || cmd.contains(".")) { 18407 packageName = cmd; 18408 // When dumping a single package, we always dump all of its 18409 // filter information since the amount of data will be reasonable. 18410 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18411 } else if ("check-permission".equals(cmd)) { 18412 if (opti >= args.length) { 18413 pw.println("Error: check-permission missing permission argument"); 18414 return; 18415 } 18416 String perm = args[opti]; 18417 opti++; 18418 if (opti >= args.length) { 18419 pw.println("Error: check-permission missing package argument"); 18420 return; 18421 } 18422 String pkg = args[opti]; 18423 opti++; 18424 int user = UserHandle.getUserId(Binder.getCallingUid()); 18425 if (opti < args.length) { 18426 try { 18427 user = Integer.parseInt(args[opti]); 18428 } catch (NumberFormatException e) { 18429 pw.println("Error: check-permission user argument is not a number: " 18430 + args[opti]); 18431 return; 18432 } 18433 } 18434 pw.println(checkPermission(perm, pkg, user)); 18435 return; 18436 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 18437 dumpState.setDump(DumpState.DUMP_LIBS); 18438 } else if ("f".equals(cmd) || "features".equals(cmd)) { 18439 dumpState.setDump(DumpState.DUMP_FEATURES); 18440 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 18441 if (opti >= args.length) { 18442 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 18443 | DumpState.DUMP_SERVICE_RESOLVERS 18444 | DumpState.DUMP_RECEIVER_RESOLVERS 18445 | DumpState.DUMP_CONTENT_RESOLVERS); 18446 } else { 18447 while (opti < args.length) { 18448 String name = args[opti]; 18449 if ("a".equals(name) || "activity".equals(name)) { 18450 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 18451 } else if ("s".equals(name) || "service".equals(name)) { 18452 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 18453 } else if ("r".equals(name) || "receiver".equals(name)) { 18454 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 18455 } else if ("c".equals(name) || "content".equals(name)) { 18456 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 18457 } else { 18458 pw.println("Error: unknown resolver table type: " + name); 18459 return; 18460 } 18461 opti++; 18462 } 18463 } 18464 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 18465 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 18466 } else if ("permission".equals(cmd)) { 18467 if (opti >= args.length) { 18468 pw.println("Error: permission requires permission name"); 18469 return; 18470 } 18471 permissionNames = new ArraySet<>(); 18472 while (opti < args.length) { 18473 permissionNames.add(args[opti]); 18474 opti++; 18475 } 18476 dumpState.setDump(DumpState.DUMP_PERMISSIONS 18477 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 18478 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 18479 dumpState.setDump(DumpState.DUMP_PREFERRED); 18480 } else if ("preferred-xml".equals(cmd)) { 18481 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 18482 if (opti < args.length && "--full".equals(args[opti])) { 18483 fullPreferred = true; 18484 opti++; 18485 } 18486 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 18487 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 18488 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 18489 dumpState.setDump(DumpState.DUMP_PACKAGES); 18490 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 18491 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 18492 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 18493 dumpState.setDump(DumpState.DUMP_PROVIDERS); 18494 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 18495 dumpState.setDump(DumpState.DUMP_MESSAGES); 18496 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 18497 dumpState.setDump(DumpState.DUMP_VERIFIERS); 18498 } else if ("i".equals(cmd) || "ifv".equals(cmd) 18499 || "intent-filter-verifiers".equals(cmd)) { 18500 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 18501 } else if ("version".equals(cmd)) { 18502 dumpState.setDump(DumpState.DUMP_VERSION); 18503 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 18504 dumpState.setDump(DumpState.DUMP_KEYSETS); 18505 } else if ("installs".equals(cmd)) { 18506 dumpState.setDump(DumpState.DUMP_INSTALLS); 18507 } else if ("frozen".equals(cmd)) { 18508 dumpState.setDump(DumpState.DUMP_FROZEN); 18509 } else if ("dexopt".equals(cmd)) { 18510 dumpState.setDump(DumpState.DUMP_DEXOPT); 18511 } else if ("compiler-stats".equals(cmd)) { 18512 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 18513 } else if ("write".equals(cmd)) { 18514 synchronized (mPackages) { 18515 mSettings.writeLPr(); 18516 pw.println("Settings written."); 18517 return; 18518 } 18519 } 18520 } 18521 18522 if (checkin) { 18523 pw.println("vers,1"); 18524 } 18525 18526 // reader 18527 synchronized (mPackages) { 18528 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 18529 if (!checkin) { 18530 if (dumpState.onTitlePrinted()) 18531 pw.println(); 18532 pw.println("Database versions:"); 18533 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 18534 } 18535 } 18536 18537 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 18538 if (!checkin) { 18539 if (dumpState.onTitlePrinted()) 18540 pw.println(); 18541 pw.println("Verifiers:"); 18542 pw.print(" Required: "); 18543 pw.print(mRequiredVerifierPackage); 18544 pw.print(" (uid="); 18545 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18546 UserHandle.USER_SYSTEM)); 18547 pw.println(")"); 18548 } else if (mRequiredVerifierPackage != null) { 18549 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 18550 pw.print(","); 18551 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18552 UserHandle.USER_SYSTEM)); 18553 } 18554 } 18555 18556 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 18557 packageName == null) { 18558 if (mIntentFilterVerifierComponent != null) { 18559 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 18560 if (!checkin) { 18561 if (dumpState.onTitlePrinted()) 18562 pw.println(); 18563 pw.println("Intent Filter Verifier:"); 18564 pw.print(" Using: "); 18565 pw.print(verifierPackageName); 18566 pw.print(" (uid="); 18567 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18568 UserHandle.USER_SYSTEM)); 18569 pw.println(")"); 18570 } else if (verifierPackageName != null) { 18571 pw.print("ifv,"); pw.print(verifierPackageName); 18572 pw.print(","); 18573 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18574 UserHandle.USER_SYSTEM)); 18575 } 18576 } else { 18577 pw.println(); 18578 pw.println("No Intent Filter Verifier available!"); 18579 } 18580 } 18581 18582 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 18583 boolean printedHeader = false; 18584 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 18585 while (it.hasNext()) { 18586 String name = it.next(); 18587 SharedLibraryEntry ent = mSharedLibraries.get(name); 18588 if (!checkin) { 18589 if (!printedHeader) { 18590 if (dumpState.onTitlePrinted()) 18591 pw.println(); 18592 pw.println("Libraries:"); 18593 printedHeader = true; 18594 } 18595 pw.print(" "); 18596 } else { 18597 pw.print("lib,"); 18598 } 18599 pw.print(name); 18600 if (!checkin) { 18601 pw.print(" -> "); 18602 } 18603 if (ent.path != null) { 18604 if (!checkin) { 18605 pw.print("(jar) "); 18606 pw.print(ent.path); 18607 } else { 18608 pw.print(",jar,"); 18609 pw.print(ent.path); 18610 } 18611 } else { 18612 if (!checkin) { 18613 pw.print("(apk) "); 18614 pw.print(ent.apk); 18615 } else { 18616 pw.print(",apk,"); 18617 pw.print(ent.apk); 18618 } 18619 } 18620 pw.println(); 18621 } 18622 } 18623 18624 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 18625 if (dumpState.onTitlePrinted()) 18626 pw.println(); 18627 if (!checkin) { 18628 pw.println("Features:"); 18629 } 18630 18631 for (FeatureInfo feat : mAvailableFeatures.values()) { 18632 if (checkin) { 18633 pw.print("feat,"); 18634 pw.print(feat.name); 18635 pw.print(","); 18636 pw.println(feat.version); 18637 } else { 18638 pw.print(" "); 18639 pw.print(feat.name); 18640 if (feat.version > 0) { 18641 pw.print(" version="); 18642 pw.print(feat.version); 18643 } 18644 pw.println(); 18645 } 18646 } 18647 } 18648 18649 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 18650 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 18651 : "Activity Resolver Table:", " ", packageName, 18652 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18653 dumpState.setTitlePrinted(true); 18654 } 18655 } 18656 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 18657 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 18658 : "Receiver Resolver Table:", " ", packageName, 18659 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18660 dumpState.setTitlePrinted(true); 18661 } 18662 } 18663 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 18664 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 18665 : "Service Resolver Table:", " ", packageName, 18666 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18667 dumpState.setTitlePrinted(true); 18668 } 18669 } 18670 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 18671 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 18672 : "Provider Resolver Table:", " ", packageName, 18673 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18674 dumpState.setTitlePrinted(true); 18675 } 18676 } 18677 18678 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 18679 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18680 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18681 int user = mSettings.mPreferredActivities.keyAt(i); 18682 if (pir.dump(pw, 18683 dumpState.getTitlePrinted() 18684 ? "\nPreferred Activities User " + user + ":" 18685 : "Preferred Activities User " + user + ":", " ", 18686 packageName, true, false)) { 18687 dumpState.setTitlePrinted(true); 18688 } 18689 } 18690 } 18691 18692 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 18693 pw.flush(); 18694 FileOutputStream fout = new FileOutputStream(fd); 18695 BufferedOutputStream str = new BufferedOutputStream(fout); 18696 XmlSerializer serializer = new FastXmlSerializer(); 18697 try { 18698 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 18699 serializer.startDocument(null, true); 18700 serializer.setFeature( 18701 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 18702 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 18703 serializer.endDocument(); 18704 serializer.flush(); 18705 } catch (IllegalArgumentException e) { 18706 pw.println("Failed writing: " + e); 18707 } catch (IllegalStateException e) { 18708 pw.println("Failed writing: " + e); 18709 } catch (IOException e) { 18710 pw.println("Failed writing: " + e); 18711 } 18712 } 18713 18714 if (!checkin 18715 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 18716 && packageName == null) { 18717 pw.println(); 18718 int count = mSettings.mPackages.size(); 18719 if (count == 0) { 18720 pw.println("No applications!"); 18721 pw.println(); 18722 } else { 18723 final String prefix = " "; 18724 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 18725 if (allPackageSettings.size() == 0) { 18726 pw.println("No domain preferred apps!"); 18727 pw.println(); 18728 } else { 18729 pw.println("App verification status:"); 18730 pw.println(); 18731 count = 0; 18732 for (PackageSetting ps : allPackageSettings) { 18733 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 18734 if (ivi == null || ivi.getPackageName() == null) continue; 18735 pw.println(prefix + "Package: " + ivi.getPackageName()); 18736 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 18737 pw.println(prefix + "Status: " + ivi.getStatusString()); 18738 pw.println(); 18739 count++; 18740 } 18741 if (count == 0) { 18742 pw.println(prefix + "No app verification established."); 18743 pw.println(); 18744 } 18745 for (int userId : sUserManager.getUserIds()) { 18746 pw.println("App linkages for user " + userId + ":"); 18747 pw.println(); 18748 count = 0; 18749 for (PackageSetting ps : allPackageSettings) { 18750 final long status = ps.getDomainVerificationStatusForUser(userId); 18751 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 18752 continue; 18753 } 18754 pw.println(prefix + "Package: " + ps.name); 18755 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 18756 String statusStr = IntentFilterVerificationInfo. 18757 getStatusStringFromValue(status); 18758 pw.println(prefix + "Status: " + statusStr); 18759 pw.println(); 18760 count++; 18761 } 18762 if (count == 0) { 18763 pw.println(prefix + "No configured app linkages."); 18764 pw.println(); 18765 } 18766 } 18767 } 18768 } 18769 } 18770 18771 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 18772 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 18773 if (packageName == null && permissionNames == null) { 18774 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 18775 if (iperm == 0) { 18776 if (dumpState.onTitlePrinted()) 18777 pw.println(); 18778 pw.println("AppOp Permissions:"); 18779 } 18780 pw.print(" AppOp Permission "); 18781 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 18782 pw.println(":"); 18783 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 18784 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 18785 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 18786 } 18787 } 18788 } 18789 } 18790 18791 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 18792 boolean printedSomething = false; 18793 for (PackageParser.Provider p : mProviders.mProviders.values()) { 18794 if (packageName != null && !packageName.equals(p.info.packageName)) { 18795 continue; 18796 } 18797 if (!printedSomething) { 18798 if (dumpState.onTitlePrinted()) 18799 pw.println(); 18800 pw.println("Registered ContentProviders:"); 18801 printedSomething = true; 18802 } 18803 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 18804 pw.print(" "); pw.println(p.toString()); 18805 } 18806 printedSomething = false; 18807 for (Map.Entry<String, PackageParser.Provider> entry : 18808 mProvidersByAuthority.entrySet()) { 18809 PackageParser.Provider p = entry.getValue(); 18810 if (packageName != null && !packageName.equals(p.info.packageName)) { 18811 continue; 18812 } 18813 if (!printedSomething) { 18814 if (dumpState.onTitlePrinted()) 18815 pw.println(); 18816 pw.println("ContentProvider Authorities:"); 18817 printedSomething = true; 18818 } 18819 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 18820 pw.print(" "); pw.println(p.toString()); 18821 if (p.info != null && p.info.applicationInfo != null) { 18822 final String appInfo = p.info.applicationInfo.toString(); 18823 pw.print(" applicationInfo="); pw.println(appInfo); 18824 } 18825 } 18826 } 18827 18828 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 18829 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 18830 } 18831 18832 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 18833 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 18834 } 18835 18836 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 18837 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 18838 } 18839 18840 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 18841 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 18842 } 18843 18844 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 18845 // XXX should handle packageName != null by dumping only install data that 18846 // the given package is involved with. 18847 if (dumpState.onTitlePrinted()) pw.println(); 18848 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 18849 } 18850 18851 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 18852 // XXX should handle packageName != null by dumping only install data that 18853 // the given package is involved with. 18854 if (dumpState.onTitlePrinted()) pw.println(); 18855 18856 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18857 ipw.println(); 18858 ipw.println("Frozen packages:"); 18859 ipw.increaseIndent(); 18860 if (mFrozenPackages.size() == 0) { 18861 ipw.println("(none)"); 18862 } else { 18863 for (int i = 0; i < mFrozenPackages.size(); i++) { 18864 ipw.println(mFrozenPackages.valueAt(i)); 18865 } 18866 } 18867 ipw.decreaseIndent(); 18868 } 18869 18870 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 18871 if (dumpState.onTitlePrinted()) pw.println(); 18872 dumpDexoptStateLPr(pw, packageName); 18873 } 18874 18875 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 18876 if (dumpState.onTitlePrinted()) pw.println(); 18877 dumpCompilerStatsLPr(pw, packageName); 18878 } 18879 18880 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 18881 if (dumpState.onTitlePrinted()) pw.println(); 18882 mSettings.dumpReadMessagesLPr(pw, dumpState); 18883 18884 pw.println(); 18885 pw.println("Package warning messages:"); 18886 BufferedReader in = null; 18887 String line = null; 18888 try { 18889 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 18890 while ((line = in.readLine()) != null) { 18891 if (line.contains("ignored: updated version")) continue; 18892 pw.println(line); 18893 } 18894 } catch (IOException ignored) { 18895 } finally { 18896 IoUtils.closeQuietly(in); 18897 } 18898 } 18899 18900 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 18901 BufferedReader in = null; 18902 String line = null; 18903 try { 18904 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 18905 while ((line = in.readLine()) != null) { 18906 if (line.contains("ignored: updated version")) continue; 18907 pw.print("msg,"); 18908 pw.println(line); 18909 } 18910 } catch (IOException ignored) { 18911 } finally { 18912 IoUtils.closeQuietly(in); 18913 } 18914 } 18915 } 18916 } 18917 18918 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 18919 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18920 ipw.println(); 18921 ipw.println("Dexopt state:"); 18922 ipw.increaseIndent(); 18923 Collection<PackageParser.Package> packages = null; 18924 if (packageName != null) { 18925 PackageParser.Package targetPackage = mPackages.get(packageName); 18926 if (targetPackage != null) { 18927 packages = Collections.singletonList(targetPackage); 18928 } else { 18929 ipw.println("Unable to find package: " + packageName); 18930 return; 18931 } 18932 } else { 18933 packages = mPackages.values(); 18934 } 18935 18936 for (PackageParser.Package pkg : packages) { 18937 ipw.println("[" + pkg.packageName + "]"); 18938 ipw.increaseIndent(); 18939 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 18940 ipw.decreaseIndent(); 18941 } 18942 } 18943 18944 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 18945 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18946 ipw.println(); 18947 ipw.println("Compiler stats:"); 18948 ipw.increaseIndent(); 18949 Collection<PackageParser.Package> packages = null; 18950 if (packageName != null) { 18951 PackageParser.Package targetPackage = mPackages.get(packageName); 18952 if (targetPackage != null) { 18953 packages = Collections.singletonList(targetPackage); 18954 } else { 18955 ipw.println("Unable to find package: " + packageName); 18956 return; 18957 } 18958 } else { 18959 packages = mPackages.values(); 18960 } 18961 18962 for (PackageParser.Package pkg : packages) { 18963 ipw.println("[" + pkg.packageName + "]"); 18964 ipw.increaseIndent(); 18965 18966 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 18967 if (stats == null) { 18968 ipw.println("(No recorded stats)"); 18969 } else { 18970 stats.dump(ipw); 18971 } 18972 ipw.decreaseIndent(); 18973 } 18974 } 18975 18976 private String dumpDomainString(String packageName) { 18977 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 18978 .getList(); 18979 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 18980 18981 ArraySet<String> result = new ArraySet<>(); 18982 if (iviList.size() > 0) { 18983 for (IntentFilterVerificationInfo ivi : iviList) { 18984 for (String host : ivi.getDomains()) { 18985 result.add(host); 18986 } 18987 } 18988 } 18989 if (filters != null && filters.size() > 0) { 18990 for (IntentFilter filter : filters) { 18991 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 18992 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 18993 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 18994 result.addAll(filter.getHostsList()); 18995 } 18996 } 18997 } 18998 18999 StringBuilder sb = new StringBuilder(result.size() * 16); 19000 for (String domain : result) { 19001 if (sb.length() > 0) sb.append(" "); 19002 sb.append(domain); 19003 } 19004 return sb.toString(); 19005 } 19006 19007 // ------- apps on sdcard specific code ------- 19008 static final boolean DEBUG_SD_INSTALL = false; 19009 19010 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 19011 19012 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 19013 19014 private boolean mMediaMounted = false; 19015 19016 static String getEncryptKey() { 19017 try { 19018 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 19019 SD_ENCRYPTION_KEYSTORE_NAME); 19020 if (sdEncKey == null) { 19021 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 19022 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 19023 if (sdEncKey == null) { 19024 Slog.e(TAG, "Failed to create encryption keys"); 19025 return null; 19026 } 19027 } 19028 return sdEncKey; 19029 } catch (NoSuchAlgorithmException nsae) { 19030 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 19031 return null; 19032 } catch (IOException ioe) { 19033 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 19034 return null; 19035 } 19036 } 19037 19038 /* 19039 * Update media status on PackageManager. 19040 */ 19041 @Override 19042 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 19043 int callingUid = Binder.getCallingUid(); 19044 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 19045 throw new SecurityException("Media status can only be updated by the system"); 19046 } 19047 // reader; this apparently protects mMediaMounted, but should probably 19048 // be a different lock in that case. 19049 synchronized (mPackages) { 19050 Log.i(TAG, "Updating external media status from " 19051 + (mMediaMounted ? "mounted" : "unmounted") + " to " 19052 + (mediaStatus ? "mounted" : "unmounted")); 19053 if (DEBUG_SD_INSTALL) 19054 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 19055 + ", mMediaMounted=" + mMediaMounted); 19056 if (mediaStatus == mMediaMounted) { 19057 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 19058 : 0, -1); 19059 mHandler.sendMessage(msg); 19060 return; 19061 } 19062 mMediaMounted = mediaStatus; 19063 } 19064 // Queue up an async operation since the package installation may take a 19065 // little while. 19066 mHandler.post(new Runnable() { 19067 public void run() { 19068 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 19069 } 19070 }); 19071 } 19072 19073 /** 19074 * Called by MountService when the initial ASECs to scan are available. 19075 * Should block until all the ASEC containers are finished being scanned. 19076 */ 19077 public void scanAvailableAsecs() { 19078 updateExternalMediaStatusInner(true, false, false); 19079 } 19080 19081 /* 19082 * Collect information of applications on external media, map them against 19083 * existing containers and update information based on current mount status. 19084 * Please note that we always have to report status if reportStatus has been 19085 * set to true especially when unloading packages. 19086 */ 19087 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 19088 boolean externalStorage) { 19089 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 19090 int[] uidArr = EmptyArray.INT; 19091 19092 final String[] list = PackageHelper.getSecureContainerList(); 19093 if (ArrayUtils.isEmpty(list)) { 19094 Log.i(TAG, "No secure containers found"); 19095 } else { 19096 // Process list of secure containers and categorize them 19097 // as active or stale based on their package internal state. 19098 19099 // reader 19100 synchronized (mPackages) { 19101 for (String cid : list) { 19102 // Leave stages untouched for now; installer service owns them 19103 if (PackageInstallerService.isStageName(cid)) continue; 19104 19105 if (DEBUG_SD_INSTALL) 19106 Log.i(TAG, "Processing container " + cid); 19107 String pkgName = getAsecPackageName(cid); 19108 if (pkgName == null) { 19109 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 19110 continue; 19111 } 19112 if (DEBUG_SD_INSTALL) 19113 Log.i(TAG, "Looking for pkg : " + pkgName); 19114 19115 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19116 if (ps == null) { 19117 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 19118 continue; 19119 } 19120 19121 /* 19122 * Skip packages that are not external if we're unmounting 19123 * external storage. 19124 */ 19125 if (externalStorage && !isMounted && !isExternal(ps)) { 19126 continue; 19127 } 19128 19129 final AsecInstallArgs args = new AsecInstallArgs(cid, 19130 getAppDexInstructionSets(ps), ps.isForwardLocked()); 19131 // The package status is changed only if the code path 19132 // matches between settings and the container id. 19133 if (ps.codePathString != null 19134 && ps.codePathString.startsWith(args.getCodePath())) { 19135 if (DEBUG_SD_INSTALL) { 19136 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 19137 + " at code path: " + ps.codePathString); 19138 } 19139 19140 // We do have a valid package installed on sdcard 19141 processCids.put(args, ps.codePathString); 19142 final int uid = ps.appId; 19143 if (uid != -1) { 19144 uidArr = ArrayUtils.appendInt(uidArr, uid); 19145 } 19146 } else { 19147 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 19148 + ps.codePathString); 19149 } 19150 } 19151 } 19152 19153 Arrays.sort(uidArr); 19154 } 19155 19156 // Process packages with valid entries. 19157 if (isMounted) { 19158 if (DEBUG_SD_INSTALL) 19159 Log.i(TAG, "Loading packages"); 19160 loadMediaPackages(processCids, uidArr, externalStorage); 19161 startCleaningPackages(); 19162 mInstallerService.onSecureContainersAvailable(); 19163 } else { 19164 if (DEBUG_SD_INSTALL) 19165 Log.i(TAG, "Unloading packages"); 19166 unloadMediaPackages(processCids, uidArr, reportStatus); 19167 } 19168 } 19169 19170 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19171 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 19172 final int size = infos.size(); 19173 final String[] packageNames = new String[size]; 19174 final int[] packageUids = new int[size]; 19175 for (int i = 0; i < size; i++) { 19176 final ApplicationInfo info = infos.get(i); 19177 packageNames[i] = info.packageName; 19178 packageUids[i] = info.uid; 19179 } 19180 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 19181 finishedReceiver); 19182 } 19183 19184 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19185 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19186 sendResourcesChangedBroadcast(mediaStatus, replacing, 19187 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 19188 } 19189 19190 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19191 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19192 int size = pkgList.length; 19193 if (size > 0) { 19194 // Send broadcasts here 19195 Bundle extras = new Bundle(); 19196 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 19197 if (uidArr != null) { 19198 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 19199 } 19200 if (replacing) { 19201 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 19202 } 19203 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 19204 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 19205 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 19206 } 19207 } 19208 19209 /* 19210 * Look at potentially valid container ids from processCids If package 19211 * information doesn't match the one on record or package scanning fails, 19212 * the cid is added to list of removeCids. We currently don't delete stale 19213 * containers. 19214 */ 19215 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 19216 boolean externalStorage) { 19217 ArrayList<String> pkgList = new ArrayList<String>(); 19218 Set<AsecInstallArgs> keys = processCids.keySet(); 19219 19220 for (AsecInstallArgs args : keys) { 19221 String codePath = processCids.get(args); 19222 if (DEBUG_SD_INSTALL) 19223 Log.i(TAG, "Loading container : " + args.cid); 19224 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 19225 try { 19226 // Make sure there are no container errors first. 19227 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 19228 Slog.e(TAG, "Failed to mount cid : " + args.cid 19229 + " when installing from sdcard"); 19230 continue; 19231 } 19232 // Check code path here. 19233 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 19234 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 19235 + " does not match one in settings " + codePath); 19236 continue; 19237 } 19238 // Parse package 19239 int parseFlags = mDefParseFlags; 19240 if (args.isExternalAsec()) { 19241 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 19242 } 19243 if (args.isFwdLocked()) { 19244 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 19245 } 19246 19247 synchronized (mInstallLock) { 19248 PackageParser.Package pkg = null; 19249 try { 19250 // Sadly we don't know the package name yet to freeze it 19251 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 19252 SCAN_IGNORE_FROZEN, 0, null); 19253 } catch (PackageManagerException e) { 19254 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 19255 } 19256 // Scan the package 19257 if (pkg != null) { 19258 /* 19259 * TODO why is the lock being held? doPostInstall is 19260 * called in other places without the lock. This needs 19261 * to be straightened out. 19262 */ 19263 // writer 19264 synchronized (mPackages) { 19265 retCode = PackageManager.INSTALL_SUCCEEDED; 19266 pkgList.add(pkg.packageName); 19267 // Post process args 19268 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 19269 pkg.applicationInfo.uid); 19270 } 19271 } else { 19272 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 19273 } 19274 } 19275 19276 } finally { 19277 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 19278 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 19279 } 19280 } 19281 } 19282 // writer 19283 synchronized (mPackages) { 19284 // If the platform SDK has changed since the last time we booted, 19285 // we need to re-grant app permission to catch any new ones that 19286 // appear. This is really a hack, and means that apps can in some 19287 // cases get permissions that the user didn't initially explicitly 19288 // allow... it would be nice to have some better way to handle 19289 // this situation. 19290 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 19291 : mSettings.getInternalVersion(); 19292 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 19293 : StorageManager.UUID_PRIVATE_INTERNAL; 19294 19295 int updateFlags = UPDATE_PERMISSIONS_ALL; 19296 if (ver.sdkVersion != mSdkVersion) { 19297 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19298 + mSdkVersion + "; regranting permissions for external"); 19299 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19300 } 19301 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19302 19303 // Yay, everything is now upgraded 19304 ver.forceCurrent(); 19305 19306 // can downgrade to reader 19307 // Persist settings 19308 mSettings.writeLPr(); 19309 } 19310 // Send a broadcast to let everyone know we are done processing 19311 if (pkgList.size() > 0) { 19312 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 19313 } 19314 } 19315 19316 /* 19317 * Utility method to unload a list of specified containers 19318 */ 19319 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 19320 // Just unmount all valid containers. 19321 for (AsecInstallArgs arg : cidArgs) { 19322 synchronized (mInstallLock) { 19323 arg.doPostDeleteLI(false); 19324 } 19325 } 19326 } 19327 19328 /* 19329 * Unload packages mounted on external media. This involves deleting package 19330 * data from internal structures, sending broadcasts about disabled packages, 19331 * gc'ing to free up references, unmounting all secure containers 19332 * corresponding to packages on external media, and posting a 19333 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 19334 * that we always have to post this message if status has been requested no 19335 * matter what. 19336 */ 19337 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 19338 final boolean reportStatus) { 19339 if (DEBUG_SD_INSTALL) 19340 Log.i(TAG, "unloading media packages"); 19341 ArrayList<String> pkgList = new ArrayList<String>(); 19342 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 19343 final Set<AsecInstallArgs> keys = processCids.keySet(); 19344 for (AsecInstallArgs args : keys) { 19345 String pkgName = args.getPackageName(); 19346 if (DEBUG_SD_INSTALL) 19347 Log.i(TAG, "Trying to unload pkg : " + pkgName); 19348 // Delete package internally 19349 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19350 synchronized (mInstallLock) { 19351 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19352 final boolean res; 19353 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 19354 "unloadMediaPackages")) { 19355 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 19356 null); 19357 } 19358 if (res) { 19359 pkgList.add(pkgName); 19360 } else { 19361 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 19362 failedList.add(args); 19363 } 19364 } 19365 } 19366 19367 // reader 19368 synchronized (mPackages) { 19369 // We didn't update the settings after removing each package; 19370 // write them now for all packages. 19371 mSettings.writeLPr(); 19372 } 19373 19374 // We have to absolutely send UPDATED_MEDIA_STATUS only 19375 // after confirming that all the receivers processed the ordered 19376 // broadcast when packages get disabled, force a gc to clean things up. 19377 // and unload all the containers. 19378 if (pkgList.size() > 0) { 19379 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 19380 new IIntentReceiver.Stub() { 19381 public void performReceive(Intent intent, int resultCode, String data, 19382 Bundle extras, boolean ordered, boolean sticky, 19383 int sendingUser) throws RemoteException { 19384 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 19385 reportStatus ? 1 : 0, 1, keys); 19386 mHandler.sendMessage(msg); 19387 } 19388 }); 19389 } else { 19390 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 19391 keys); 19392 mHandler.sendMessage(msg); 19393 } 19394 } 19395 19396 private void loadPrivatePackages(final VolumeInfo vol) { 19397 mHandler.post(new Runnable() { 19398 @Override 19399 public void run() { 19400 loadPrivatePackagesInner(vol); 19401 } 19402 }); 19403 } 19404 19405 private void loadPrivatePackagesInner(VolumeInfo vol) { 19406 final String volumeUuid = vol.fsUuid; 19407 if (TextUtils.isEmpty(volumeUuid)) { 19408 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 19409 return; 19410 } 19411 19412 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 19413 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 19414 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 19415 19416 final VersionInfo ver; 19417 final List<PackageSetting> packages; 19418 synchronized (mPackages) { 19419 ver = mSettings.findOrCreateVersion(volumeUuid); 19420 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19421 } 19422 19423 for (PackageSetting ps : packages) { 19424 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 19425 synchronized (mInstallLock) { 19426 final PackageParser.Package pkg; 19427 try { 19428 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 19429 loaded.add(pkg.applicationInfo); 19430 19431 } catch (PackageManagerException e) { 19432 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 19433 } 19434 19435 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 19436 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 19437 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 19438 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19439 } 19440 } 19441 } 19442 19443 // Reconcile app data for all started/unlocked users 19444 final StorageManager sm = mContext.getSystemService(StorageManager.class); 19445 final UserManager um = mContext.getSystemService(UserManager.class); 19446 UserManagerInternal umInternal = getUserManagerInternal(); 19447 for (UserInfo user : um.getUsers()) { 19448 final int flags; 19449 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19450 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19451 } else if (umInternal.isUserRunning(user.id)) { 19452 flags = StorageManager.FLAG_STORAGE_DE; 19453 } else { 19454 continue; 19455 } 19456 19457 try { 19458 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 19459 synchronized (mInstallLock) { 19460 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 19461 } 19462 } catch (IllegalStateException e) { 19463 // Device was probably ejected, and we'll process that event momentarily 19464 Slog.w(TAG, "Failed to prepare storage: " + e); 19465 } 19466 } 19467 19468 synchronized (mPackages) { 19469 int updateFlags = UPDATE_PERMISSIONS_ALL; 19470 if (ver.sdkVersion != mSdkVersion) { 19471 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19472 + mSdkVersion + "; regranting permissions for " + volumeUuid); 19473 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19474 } 19475 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19476 19477 // Yay, everything is now upgraded 19478 ver.forceCurrent(); 19479 19480 mSettings.writeLPr(); 19481 } 19482 19483 for (PackageFreezer freezer : freezers) { 19484 freezer.close(); 19485 } 19486 19487 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 19488 sendResourcesChangedBroadcast(true, false, loaded, null); 19489 } 19490 19491 private void unloadPrivatePackages(final VolumeInfo vol) { 19492 mHandler.post(new Runnable() { 19493 @Override 19494 public void run() { 19495 unloadPrivatePackagesInner(vol); 19496 } 19497 }); 19498 } 19499 19500 private void unloadPrivatePackagesInner(VolumeInfo vol) { 19501 final String volumeUuid = vol.fsUuid; 19502 if (TextUtils.isEmpty(volumeUuid)) { 19503 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 19504 return; 19505 } 19506 19507 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 19508 synchronized (mInstallLock) { 19509 synchronized (mPackages) { 19510 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 19511 for (PackageSetting ps : packages) { 19512 if (ps.pkg == null) continue; 19513 19514 final ApplicationInfo info = ps.pkg.applicationInfo; 19515 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19516 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19517 19518 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 19519 "unloadPrivatePackagesInner")) { 19520 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 19521 false, null)) { 19522 unloaded.add(info); 19523 } else { 19524 Slog.w(TAG, "Failed to unload " + ps.codePath); 19525 } 19526 } 19527 19528 // Try very hard to release any references to this package 19529 // so we don't risk the system server being killed due to 19530 // open FDs 19531 AttributeCache.instance().removePackage(ps.name); 19532 } 19533 19534 mSettings.writeLPr(); 19535 } 19536 } 19537 19538 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 19539 sendResourcesChangedBroadcast(false, false, unloaded, null); 19540 19541 // Try very hard to release any references to this path so we don't risk 19542 // the system server being killed due to open FDs 19543 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 19544 19545 for (int i = 0; i < 3; i++) { 19546 System.gc(); 19547 System.runFinalization(); 19548 } 19549 } 19550 19551 /** 19552 * Prepare storage areas for given user on all mounted devices. 19553 */ 19554 void prepareUserData(int userId, int userSerial, int flags) { 19555 synchronized (mInstallLock) { 19556 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19557 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19558 final String volumeUuid = vol.getFsUuid(); 19559 prepareUserDataLI(volumeUuid, userId, userSerial, flags, true); 19560 } 19561 } 19562 } 19563 19564 private void prepareUserDataLI(String volumeUuid, int userId, int userSerial, int flags, 19565 boolean allowRecover) { 19566 // Prepare storage and verify that serial numbers are consistent; if 19567 // there's a mismatch we need to destroy to avoid leaking data 19568 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19569 try { 19570 storage.prepareUserStorage(volumeUuid, userId, userSerial, flags); 19571 19572 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0 && !mOnlyCore) { 19573 UserManagerService.enforceSerialNumber( 19574 Environment.getDataUserDeDirectory(volumeUuid, userId), userSerial); 19575 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19576 UserManagerService.enforceSerialNumber( 19577 Environment.getDataSystemDeDirectory(userId), userSerial); 19578 } 19579 } 19580 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && !mOnlyCore) { 19581 UserManagerService.enforceSerialNumber( 19582 Environment.getDataUserCeDirectory(volumeUuid, userId), userSerial); 19583 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19584 UserManagerService.enforceSerialNumber( 19585 Environment.getDataSystemCeDirectory(userId), userSerial); 19586 } 19587 } 19588 19589 synchronized (mInstallLock) { 19590 mInstaller.createUserData(volumeUuid, userId, userSerial, flags); 19591 } 19592 } catch (Exception e) { 19593 logCriticalInfo(Log.WARN, "Destroying user " + userId + " on volume " + volumeUuid 19594 + " because we failed to prepare: " + e); 19595 destroyUserDataLI(volumeUuid, userId, 19596 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19597 19598 if (allowRecover) { 19599 // Try one last time; if we fail again we're really in trouble 19600 prepareUserDataLI(volumeUuid, userId, userSerial, flags, false); 19601 } 19602 } 19603 } 19604 19605 /** 19606 * Destroy storage areas for given user on all mounted devices. 19607 */ 19608 void destroyUserData(int userId, int flags) { 19609 synchronized (mInstallLock) { 19610 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19611 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19612 final String volumeUuid = vol.getFsUuid(); 19613 destroyUserDataLI(volumeUuid, userId, flags); 19614 } 19615 } 19616 } 19617 19618 private void destroyUserDataLI(String volumeUuid, int userId, int flags) { 19619 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19620 try { 19621 // Clean up app data, profile data, and media data 19622 mInstaller.destroyUserData(volumeUuid, userId, flags); 19623 19624 // Clean up system data 19625 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19626 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19627 FileUtils.deleteContentsAndDir(Environment.getUserSystemDirectory(userId)); 19628 FileUtils.deleteContentsAndDir(Environment.getDataSystemDeDirectory(userId)); 19629 } 19630 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19631 FileUtils.deleteContentsAndDir(Environment.getDataSystemCeDirectory(userId)); 19632 } 19633 } 19634 19635 // Data with special labels is now gone, so finish the job 19636 storage.destroyUserStorage(volumeUuid, userId, flags); 19637 19638 } catch (Exception e) { 19639 logCriticalInfo(Log.WARN, 19640 "Failed to destroy user " + userId + " on volume " + volumeUuid + ": " + e); 19641 } 19642 } 19643 19644 /** 19645 * Examine all users present on given mounted volume, and destroy data 19646 * belonging to users that are no longer valid, or whose user ID has been 19647 * recycled. 19648 */ 19649 private void reconcileUsers(String volumeUuid) { 19650 final List<File> files = new ArrayList<>(); 19651 Collections.addAll(files, FileUtils 19652 .listFilesOrEmpty(Environment.getDataUserDeDirectory(volumeUuid))); 19653 Collections.addAll(files, FileUtils 19654 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid))); 19655 Collections.addAll(files, FileUtils 19656 .listFilesOrEmpty(Environment.getDataSystemDeDirectory())); 19657 Collections.addAll(files, FileUtils 19658 .listFilesOrEmpty(Environment.getDataSystemCeDirectory())); 19659 for (File file : files) { 19660 if (!file.isDirectory()) continue; 19661 19662 final int userId; 19663 final UserInfo info; 19664 try { 19665 userId = Integer.parseInt(file.getName()); 19666 info = sUserManager.getUserInfo(userId); 19667 } catch (NumberFormatException e) { 19668 Slog.w(TAG, "Invalid user directory " + file); 19669 continue; 19670 } 19671 19672 boolean destroyUser = false; 19673 if (info == null) { 19674 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19675 + " because no matching user was found"); 19676 destroyUser = true; 19677 } else if (!mOnlyCore) { 19678 try { 19679 UserManagerService.enforceSerialNumber(file, info.serialNumber); 19680 } catch (IOException e) { 19681 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19682 + " because we failed to enforce serial number: " + e); 19683 destroyUser = true; 19684 } 19685 } 19686 19687 if (destroyUser) { 19688 synchronized (mInstallLock) { 19689 destroyUserDataLI(volumeUuid, userId, 19690 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19691 } 19692 } 19693 } 19694 } 19695 19696 private void assertPackageKnown(String volumeUuid, String packageName) 19697 throws PackageManagerException { 19698 synchronized (mPackages) { 19699 final PackageSetting ps = mSettings.mPackages.get(packageName); 19700 if (ps == null) { 19701 throw new PackageManagerException("Package " + packageName + " is unknown"); 19702 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19703 throw new PackageManagerException( 19704 "Package " + packageName + " found on unknown volume " + volumeUuid 19705 + "; expected volume " + ps.volumeUuid); 19706 } 19707 } 19708 } 19709 19710 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 19711 throws PackageManagerException { 19712 synchronized (mPackages) { 19713 final PackageSetting ps = mSettings.mPackages.get(packageName); 19714 if (ps == null) { 19715 throw new PackageManagerException("Package " + packageName + " is unknown"); 19716 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19717 throw new PackageManagerException( 19718 "Package " + packageName + " found on unknown volume " + volumeUuid 19719 + "; expected volume " + ps.volumeUuid); 19720 } else if (!ps.getInstalled(userId)) { 19721 throw new PackageManagerException( 19722 "Package " + packageName + " not installed for user " + userId); 19723 } 19724 } 19725 } 19726 19727 /** 19728 * Examine all apps present on given mounted volume, and destroy apps that 19729 * aren't expected, either due to uninstallation or reinstallation on 19730 * another volume. 19731 */ 19732 private void reconcileApps(String volumeUuid) { 19733 final File[] files = FileUtils 19734 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 19735 for (File file : files) { 19736 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 19737 && !PackageInstallerService.isStageName(file.getName()); 19738 if (!isPackage) { 19739 // Ignore entries which are not packages 19740 continue; 19741 } 19742 19743 try { 19744 final PackageLite pkg = PackageParser.parsePackageLite(file, 19745 PackageParser.PARSE_MUST_BE_APK); 19746 assertPackageKnown(volumeUuid, pkg.packageName); 19747 19748 } catch (PackageParserException | PackageManagerException e) { 19749 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19750 synchronized (mInstallLock) { 19751 removeCodePathLI(file); 19752 } 19753 } 19754 } 19755 } 19756 19757 /** 19758 * Reconcile all app data for the given user. 19759 * <p> 19760 * Verifies that directories exist and that ownership and labeling is 19761 * correct for all installed apps on all mounted volumes. 19762 */ 19763 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 19764 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19765 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19766 final String volumeUuid = vol.getFsUuid(); 19767 synchronized (mInstallLock) { 19768 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 19769 } 19770 } 19771 } 19772 19773 /** 19774 * Reconcile all app data on given mounted volume. 19775 * <p> 19776 * Destroys app data that isn't expected, either due to uninstallation or 19777 * reinstallation on another volume. 19778 * <p> 19779 * Verifies that directories exist and that ownership and labeling is 19780 * correct for all installed apps. 19781 */ 19782 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 19783 boolean migrateAppData) { 19784 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 19785 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 19786 19787 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 19788 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 19789 19790 boolean restoreconNeeded = false; 19791 19792 // First look for stale data that doesn't belong, and check if things 19793 // have changed since we did our last restorecon 19794 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19795 if (StorageManager.isFileEncryptedNativeOrEmulated() 19796 && !StorageManager.isUserKeyUnlocked(userId)) { 19797 throw new RuntimeException( 19798 "Yikes, someone asked us to reconcile CE storage while " + userId 19799 + " was still locked; this would have caused massive data loss!"); 19800 } 19801 19802 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(ceDir); 19803 19804 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 19805 for (File file : files) { 19806 final String packageName = file.getName(); 19807 try { 19808 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19809 } catch (PackageManagerException e) { 19810 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19811 try { 19812 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19813 StorageManager.FLAG_STORAGE_CE, 0); 19814 } catch (InstallerException e2) { 19815 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19816 } 19817 } 19818 } 19819 } 19820 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19821 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(deDir); 19822 19823 final File[] files = FileUtils.listFilesOrEmpty(deDir); 19824 for (File file : files) { 19825 final String packageName = file.getName(); 19826 try { 19827 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19828 } catch (PackageManagerException e) { 19829 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19830 try { 19831 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19832 StorageManager.FLAG_STORAGE_DE, 0); 19833 } catch (InstallerException e2) { 19834 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19835 } 19836 } 19837 } 19838 } 19839 19840 // Ensure that data directories are ready to roll for all packages 19841 // installed for this volume and user 19842 final List<PackageSetting> packages; 19843 synchronized (mPackages) { 19844 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19845 } 19846 int preparedCount = 0; 19847 for (PackageSetting ps : packages) { 19848 final String packageName = ps.name; 19849 if (ps.pkg == null) { 19850 Slog.w(TAG, "Odd, missing scanned package " + packageName); 19851 // TODO: might be due to legacy ASEC apps; we should circle back 19852 // and reconcile again once they're scanned 19853 continue; 19854 } 19855 19856 if (ps.getInstalled(userId)) { 19857 prepareAppDataLIF(ps.pkg, userId, flags, restoreconNeeded); 19858 19859 if (migrateAppData && maybeMigrateAppDataLIF(ps.pkg, userId)) { 19860 // We may have just shuffled around app data directories, so 19861 // prepare them one more time 19862 prepareAppDataLIF(ps.pkg, userId, flags, restoreconNeeded); 19863 } 19864 19865 preparedCount++; 19866 } 19867 } 19868 19869 if (restoreconNeeded) { 19870 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19871 SELinuxMMAC.setRestoreconDone(ceDir); 19872 } 19873 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19874 SELinuxMMAC.setRestoreconDone(deDir); 19875 } 19876 } 19877 19878 Slog.v(TAG, "reconcileAppsData finished " + preparedCount 19879 + " packages; restoreconNeeded was " + restoreconNeeded); 19880 } 19881 19882 /** 19883 * Prepare app data for the given app just after it was installed or 19884 * upgraded. This method carefully only touches users that it's installed 19885 * for, and it forces a restorecon to handle any seinfo changes. 19886 * <p> 19887 * Verifies that directories exist and that ownership and labeling is 19888 * correct for all installed apps. If there is an ownership mismatch, it 19889 * will try recovering system apps by wiping data; third-party app data is 19890 * left intact. 19891 * <p> 19892 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 19893 */ 19894 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 19895 final PackageSetting ps; 19896 synchronized (mPackages) { 19897 ps = mSettings.mPackages.get(pkg.packageName); 19898 mSettings.writeKernelMappingLPr(ps); 19899 } 19900 19901 final UserManager um = mContext.getSystemService(UserManager.class); 19902 UserManagerInternal umInternal = getUserManagerInternal(); 19903 for (UserInfo user : um.getUsers()) { 19904 final int flags; 19905 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19906 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19907 } else if (umInternal.isUserRunning(user.id)) { 19908 flags = StorageManager.FLAG_STORAGE_DE; 19909 } else { 19910 continue; 19911 } 19912 19913 if (ps.getInstalled(user.id)) { 19914 // Whenever an app changes, force a restorecon of its data 19915 // TODO: when user data is locked, mark that we're still dirty 19916 prepareAppDataLIF(pkg, user.id, flags, true); 19917 } 19918 } 19919 } 19920 19921 /** 19922 * Prepare app data for the given app. 19923 * <p> 19924 * Verifies that directories exist and that ownership and labeling is 19925 * correct for all installed apps. If there is an ownership mismatch, this 19926 * will try recovering system apps by wiping data; third-party app data is 19927 * left intact. 19928 */ 19929 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags, 19930 boolean restoreconNeeded) { 19931 if (pkg == null) { 19932 Slog.wtf(TAG, "Package was null!", new Throwable()); 19933 return; 19934 } 19935 prepareAppDataLeafLIF(pkg, userId, flags, restoreconNeeded); 19936 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 19937 for (int i = 0; i < childCount; i++) { 19938 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags, restoreconNeeded); 19939 } 19940 } 19941 19942 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags, 19943 boolean restoreconNeeded) { 19944 if (DEBUG_APP_DATA) { 19945 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 19946 + Integer.toHexString(flags) + (restoreconNeeded ? " restoreconNeeded" : "")); 19947 } 19948 19949 final String volumeUuid = pkg.volumeUuid; 19950 final String packageName = pkg.packageName; 19951 final ApplicationInfo app = pkg.applicationInfo; 19952 final int appId = UserHandle.getAppId(app.uid); 19953 19954 Preconditions.checkNotNull(app.seinfo); 19955 19956 try { 19957 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 19958 appId, app.seinfo, app.targetSdkVersion); 19959 } catch (InstallerException e) { 19960 if (app.isSystemApp()) { 19961 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 19962 + ", but trying to recover: " + e); 19963 destroyAppDataLeafLIF(pkg, userId, flags); 19964 try { 19965 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 19966 appId, app.seinfo, app.targetSdkVersion); 19967 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 19968 } catch (InstallerException e2) { 19969 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 19970 } 19971 } else { 19972 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 19973 } 19974 } 19975 19976 if (restoreconNeeded) { 19977 try { 19978 mInstaller.restoreconAppData(volumeUuid, packageName, userId, flags, appId, 19979 app.seinfo); 19980 } catch (InstallerException e) { 19981 Slog.e(TAG, "Failed to restorecon for " + packageName + ": " + e); 19982 } 19983 } 19984 19985 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19986 try { 19987 // CE storage is unlocked right now, so read out the inode and 19988 // remember for use later when it's locked 19989 // TODO: mark this structure as dirty so we persist it! 19990 final long ceDataInode = mInstaller.getAppDataInode(volumeUuid, packageName, userId, 19991 StorageManager.FLAG_STORAGE_CE); 19992 synchronized (mPackages) { 19993 final PackageSetting ps = mSettings.mPackages.get(packageName); 19994 if (ps != null) { 19995 ps.setCeDataInode(ceDataInode, userId); 19996 } 19997 } 19998 } catch (InstallerException e) { 19999 Slog.e(TAG, "Failed to find inode for " + packageName + ": " + e); 20000 } 20001 } 20002 20003 prepareAppDataContentsLeafLIF(pkg, userId, flags); 20004 } 20005 20006 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 20007 if (pkg == null) { 20008 Slog.wtf(TAG, "Package was null!", new Throwable()); 20009 return; 20010 } 20011 prepareAppDataContentsLeafLIF(pkg, userId, flags); 20012 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 20013 for (int i = 0; i < childCount; i++) { 20014 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 20015 } 20016 } 20017 20018 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 20019 final String volumeUuid = pkg.volumeUuid; 20020 final String packageName = pkg.packageName; 20021 final ApplicationInfo app = pkg.applicationInfo; 20022 20023 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 20024 // Create a native library symlink only if we have native libraries 20025 // and if the native libraries are 32 bit libraries. We do not provide 20026 // this symlink for 64 bit libraries. 20027 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 20028 final String nativeLibPath = app.nativeLibraryDir; 20029 try { 20030 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 20031 nativeLibPath, userId); 20032 } catch (InstallerException e) { 20033 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 20034 } 20035 } 20036 } 20037 } 20038 20039 /** 20040 * For system apps on non-FBE devices, this method migrates any existing 20041 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 20042 * requested by the app. 20043 */ 20044 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 20045 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 20046 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 20047 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 20048 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 20049 try { 20050 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 20051 storageTarget); 20052 } catch (InstallerException e) { 20053 logCriticalInfo(Log.WARN, 20054 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 20055 } 20056 return true; 20057 } else { 20058 return false; 20059 } 20060 } 20061 20062 public PackageFreezer freezePackage(String packageName, String killReason) { 20063 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 20064 } 20065 20066 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 20067 return new PackageFreezer(packageName, userId, killReason); 20068 } 20069 20070 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 20071 String killReason) { 20072 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 20073 } 20074 20075 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 20076 String killReason) { 20077 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 20078 return new PackageFreezer(); 20079 } else { 20080 return freezePackage(packageName, userId, killReason); 20081 } 20082 } 20083 20084 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 20085 String killReason) { 20086 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 20087 } 20088 20089 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 20090 String killReason) { 20091 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 20092 return new PackageFreezer(); 20093 } else { 20094 return freezePackage(packageName, userId, killReason); 20095 } 20096 } 20097 20098 /** 20099 * Class that freezes and kills the given package upon creation, and 20100 * unfreezes it upon closing. This is typically used when doing surgery on 20101 * app code/data to prevent the app from running while you're working. 20102 */ 20103 private class PackageFreezer implements AutoCloseable { 20104 private final String mPackageName; 20105 private final PackageFreezer[] mChildren; 20106 20107 private final boolean mWeFroze; 20108 20109 private final AtomicBoolean mClosed = new AtomicBoolean(); 20110 private final CloseGuard mCloseGuard = CloseGuard.get(); 20111 20112 /** 20113 * Create and return a stub freezer that doesn't actually do anything, 20114 * typically used when someone requested 20115 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 20116 * {@link PackageManager#DELETE_DONT_KILL_APP}. 20117 */ 20118 public PackageFreezer() { 20119 mPackageName = null; 20120 mChildren = null; 20121 mWeFroze = false; 20122 mCloseGuard.open("close"); 20123 } 20124 20125 public PackageFreezer(String packageName, int userId, String killReason) { 20126 synchronized (mPackages) { 20127 mPackageName = packageName; 20128 mWeFroze = mFrozenPackages.add(mPackageName); 20129 20130 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 20131 if (ps != null) { 20132 killApplication(ps.name, ps.appId, userId, killReason); 20133 } 20134 20135 final PackageParser.Package p = mPackages.get(packageName); 20136 if (p != null && p.childPackages != null) { 20137 final int N = p.childPackages.size(); 20138 mChildren = new PackageFreezer[N]; 20139 for (int i = 0; i < N; i++) { 20140 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 20141 userId, killReason); 20142 } 20143 } else { 20144 mChildren = null; 20145 } 20146 } 20147 mCloseGuard.open("close"); 20148 } 20149 20150 @Override 20151 protected void finalize() throws Throwable { 20152 try { 20153 mCloseGuard.warnIfOpen(); 20154 close(); 20155 } finally { 20156 super.finalize(); 20157 } 20158 } 20159 20160 @Override 20161 public void close() { 20162 mCloseGuard.close(); 20163 if (mClosed.compareAndSet(false, true)) { 20164 synchronized (mPackages) { 20165 if (mWeFroze) { 20166 mFrozenPackages.remove(mPackageName); 20167 } 20168 20169 if (mChildren != null) { 20170 for (PackageFreezer freezer : mChildren) { 20171 freezer.close(); 20172 } 20173 } 20174 } 20175 } 20176 } 20177 } 20178 20179 /** 20180 * Verify that given package is currently frozen. 20181 */ 20182 private void checkPackageFrozen(String packageName) { 20183 synchronized (mPackages) { 20184 if (!mFrozenPackages.contains(packageName)) { 20185 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 20186 } 20187 } 20188 } 20189 20190 @Override 20191 public int movePackage(final String packageName, final String volumeUuid) { 20192 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20193 20194 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 20195 final int moveId = mNextMoveId.getAndIncrement(); 20196 mHandler.post(new Runnable() { 20197 @Override 20198 public void run() { 20199 try { 20200 movePackageInternal(packageName, volumeUuid, moveId, user); 20201 } catch (PackageManagerException e) { 20202 Slog.w(TAG, "Failed to move " + packageName, e); 20203 mMoveCallbacks.notifyStatusChanged(moveId, 20204 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20205 } 20206 } 20207 }); 20208 return moveId; 20209 } 20210 20211 private void movePackageInternal(final String packageName, final String volumeUuid, 20212 final int moveId, UserHandle user) throws PackageManagerException { 20213 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20214 final PackageManager pm = mContext.getPackageManager(); 20215 20216 final boolean currentAsec; 20217 final String currentVolumeUuid; 20218 final File codeFile; 20219 final String installerPackageName; 20220 final String packageAbiOverride; 20221 final int appId; 20222 final String seinfo; 20223 final String label; 20224 final int targetSdkVersion; 20225 final PackageFreezer freezer; 20226 final int[] installedUserIds; 20227 20228 // reader 20229 synchronized (mPackages) { 20230 final PackageParser.Package pkg = mPackages.get(packageName); 20231 final PackageSetting ps = mSettings.mPackages.get(packageName); 20232 if (pkg == null || ps == null) { 20233 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 20234 } 20235 20236 if (pkg.applicationInfo.isSystemApp()) { 20237 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 20238 "Cannot move system application"); 20239 } 20240 20241 if (pkg.applicationInfo.isExternalAsec()) { 20242 currentAsec = true; 20243 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 20244 } else if (pkg.applicationInfo.isForwardLocked()) { 20245 currentAsec = true; 20246 currentVolumeUuid = "forward_locked"; 20247 } else { 20248 currentAsec = false; 20249 currentVolumeUuid = ps.volumeUuid; 20250 20251 final File probe = new File(pkg.codePath); 20252 final File probeOat = new File(probe, "oat"); 20253 if (!probe.isDirectory() || !probeOat.isDirectory()) { 20254 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20255 "Move only supported for modern cluster style installs"); 20256 } 20257 } 20258 20259 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 20260 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20261 "Package already moved to " + volumeUuid); 20262 } 20263 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 20264 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 20265 "Device admin cannot be moved"); 20266 } 20267 20268 if (mFrozenPackages.contains(packageName)) { 20269 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 20270 "Failed to move already frozen package"); 20271 } 20272 20273 codeFile = new File(pkg.codePath); 20274 installerPackageName = ps.installerPackageName; 20275 packageAbiOverride = ps.cpuAbiOverrideString; 20276 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 20277 seinfo = pkg.applicationInfo.seinfo; 20278 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 20279 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 20280 freezer = freezePackage(packageName, "movePackageInternal"); 20281 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 20282 } 20283 20284 final Bundle extras = new Bundle(); 20285 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 20286 extras.putString(Intent.EXTRA_TITLE, label); 20287 mMoveCallbacks.notifyCreated(moveId, extras); 20288 20289 int installFlags; 20290 final boolean moveCompleteApp; 20291 final File measurePath; 20292 20293 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 20294 installFlags = INSTALL_INTERNAL; 20295 moveCompleteApp = !currentAsec; 20296 measurePath = Environment.getDataAppDirectory(volumeUuid); 20297 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 20298 installFlags = INSTALL_EXTERNAL; 20299 moveCompleteApp = false; 20300 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 20301 } else { 20302 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 20303 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 20304 || !volume.isMountedWritable()) { 20305 freezer.close(); 20306 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20307 "Move location not mounted private volume"); 20308 } 20309 20310 Preconditions.checkState(!currentAsec); 20311 20312 installFlags = INSTALL_INTERNAL; 20313 moveCompleteApp = true; 20314 measurePath = Environment.getDataAppDirectory(volumeUuid); 20315 } 20316 20317 final PackageStats stats = new PackageStats(null, -1); 20318 synchronized (mInstaller) { 20319 for (int userId : installedUserIds) { 20320 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 20321 freezer.close(); 20322 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20323 "Failed to measure package size"); 20324 } 20325 } 20326 } 20327 20328 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 20329 + stats.dataSize); 20330 20331 final long startFreeBytes = measurePath.getFreeSpace(); 20332 final long sizeBytes; 20333 if (moveCompleteApp) { 20334 sizeBytes = stats.codeSize + stats.dataSize; 20335 } else { 20336 sizeBytes = stats.codeSize; 20337 } 20338 20339 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 20340 freezer.close(); 20341 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20342 "Not enough free space to move"); 20343 } 20344 20345 mMoveCallbacks.notifyStatusChanged(moveId, 10); 20346 20347 final CountDownLatch installedLatch = new CountDownLatch(1); 20348 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 20349 @Override 20350 public void onUserActionRequired(Intent intent) throws RemoteException { 20351 throw new IllegalStateException(); 20352 } 20353 20354 @Override 20355 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 20356 Bundle extras) throws RemoteException { 20357 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 20358 + PackageManager.installStatusToString(returnCode, msg)); 20359 20360 installedLatch.countDown(); 20361 freezer.close(); 20362 20363 final int status = PackageManager.installStatusToPublicStatus(returnCode); 20364 switch (status) { 20365 case PackageInstaller.STATUS_SUCCESS: 20366 mMoveCallbacks.notifyStatusChanged(moveId, 20367 PackageManager.MOVE_SUCCEEDED); 20368 break; 20369 case PackageInstaller.STATUS_FAILURE_STORAGE: 20370 mMoveCallbacks.notifyStatusChanged(moveId, 20371 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 20372 break; 20373 default: 20374 mMoveCallbacks.notifyStatusChanged(moveId, 20375 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20376 break; 20377 } 20378 } 20379 }; 20380 20381 final MoveInfo move; 20382 if (moveCompleteApp) { 20383 // Kick off a thread to report progress estimates 20384 new Thread() { 20385 @Override 20386 public void run() { 20387 while (true) { 20388 try { 20389 if (installedLatch.await(1, TimeUnit.SECONDS)) { 20390 break; 20391 } 20392 } catch (InterruptedException ignored) { 20393 } 20394 20395 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 20396 final int progress = 10 + (int) MathUtils.constrain( 20397 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 20398 mMoveCallbacks.notifyStatusChanged(moveId, progress); 20399 } 20400 } 20401 }.start(); 20402 20403 final String dataAppName = codeFile.getName(); 20404 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 20405 dataAppName, appId, seinfo, targetSdkVersion); 20406 } else { 20407 move = null; 20408 } 20409 20410 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 20411 20412 final Message msg = mHandler.obtainMessage(INIT_COPY); 20413 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 20414 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 20415 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 20416 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/); 20417 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 20418 msg.obj = params; 20419 20420 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 20421 System.identityHashCode(msg.obj)); 20422 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 20423 System.identityHashCode(msg.obj)); 20424 20425 mHandler.sendMessage(msg); 20426 } 20427 20428 @Override 20429 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 20430 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20431 20432 final int realMoveId = mNextMoveId.getAndIncrement(); 20433 final Bundle extras = new Bundle(); 20434 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 20435 mMoveCallbacks.notifyCreated(realMoveId, extras); 20436 20437 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 20438 @Override 20439 public void onCreated(int moveId, Bundle extras) { 20440 // Ignored 20441 } 20442 20443 @Override 20444 public void onStatusChanged(int moveId, int status, long estMillis) { 20445 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 20446 } 20447 }; 20448 20449 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20450 storage.setPrimaryStorageUuid(volumeUuid, callback); 20451 return realMoveId; 20452 } 20453 20454 @Override 20455 public int getMoveStatus(int moveId) { 20456 mContext.enforceCallingOrSelfPermission( 20457 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20458 return mMoveCallbacks.mLastStatus.get(moveId); 20459 } 20460 20461 @Override 20462 public void registerMoveCallback(IPackageMoveObserver callback) { 20463 mContext.enforceCallingOrSelfPermission( 20464 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20465 mMoveCallbacks.register(callback); 20466 } 20467 20468 @Override 20469 public void unregisterMoveCallback(IPackageMoveObserver callback) { 20470 mContext.enforceCallingOrSelfPermission( 20471 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20472 mMoveCallbacks.unregister(callback); 20473 } 20474 20475 @Override 20476 public boolean setInstallLocation(int loc) { 20477 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 20478 null); 20479 if (getInstallLocation() == loc) { 20480 return true; 20481 } 20482 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 20483 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 20484 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 20485 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 20486 return true; 20487 } 20488 return false; 20489 } 20490 20491 @Override 20492 public int getInstallLocation() { 20493 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 20494 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 20495 PackageHelper.APP_INSTALL_AUTO); 20496 } 20497 20498 /** Called by UserManagerService */ 20499 void cleanUpUser(UserManagerService userManager, int userHandle) { 20500 synchronized (mPackages) { 20501 mDirtyUsers.remove(userHandle); 20502 mUserNeedsBadging.delete(userHandle); 20503 mSettings.removeUserLPw(userHandle); 20504 mPendingBroadcasts.remove(userHandle); 20505 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 20506 removeUnusedPackagesLPw(userManager, userHandle); 20507 } 20508 } 20509 20510 /** 20511 * We're removing userHandle and would like to remove any downloaded packages 20512 * that are no longer in use by any other user. 20513 * @param userHandle the user being removed 20514 */ 20515 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 20516 final boolean DEBUG_CLEAN_APKS = false; 20517 int [] users = userManager.getUserIds(); 20518 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 20519 while (psit.hasNext()) { 20520 PackageSetting ps = psit.next(); 20521 if (ps.pkg == null) { 20522 continue; 20523 } 20524 final String packageName = ps.pkg.packageName; 20525 // Skip over if system app 20526 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 20527 continue; 20528 } 20529 if (DEBUG_CLEAN_APKS) { 20530 Slog.i(TAG, "Checking package " + packageName); 20531 } 20532 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 20533 if (keep) { 20534 if (DEBUG_CLEAN_APKS) { 20535 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 20536 } 20537 } else { 20538 for (int i = 0; i < users.length; i++) { 20539 if (users[i] != userHandle && ps.getInstalled(users[i])) { 20540 keep = true; 20541 if (DEBUG_CLEAN_APKS) { 20542 Slog.i(TAG, " Keeping package " + packageName + " for user " 20543 + users[i]); 20544 } 20545 break; 20546 } 20547 } 20548 } 20549 if (!keep) { 20550 if (DEBUG_CLEAN_APKS) { 20551 Slog.i(TAG, " Removing package " + packageName); 20552 } 20553 mHandler.post(new Runnable() { 20554 public void run() { 20555 deletePackageX(packageName, userHandle, 0); 20556 } //end run 20557 }); 20558 } 20559 } 20560 } 20561 20562 /** Called by UserManagerService */ 20563 void createNewUser(int userId) { 20564 synchronized (mInstallLock) { 20565 mSettings.createNewUserLI(this, mInstaller, userId); 20566 } 20567 synchronized (mPackages) { 20568 scheduleWritePackageRestrictionsLocked(userId); 20569 scheduleWritePackageListLocked(userId); 20570 applyFactoryDefaultBrowserLPw(userId); 20571 primeDomainVerificationsLPw(userId); 20572 } 20573 } 20574 20575 void onNewUserCreated(final int userId) { 20576 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20577 // If permission review for legacy apps is required, we represent 20578 // dagerous permissions for such apps as always granted runtime 20579 // permissions to keep per user flag state whether review is needed. 20580 // Hence, if a new user is added we have to propagate dangerous 20581 // permission grants for these legacy apps. 20582 if (mPermissionReviewRequired) { 20583 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 20584 | UPDATE_PERMISSIONS_REPLACE_ALL); 20585 } 20586 } 20587 20588 @Override 20589 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 20590 mContext.enforceCallingOrSelfPermission( 20591 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 20592 "Only package verification agents can read the verifier device identity"); 20593 20594 synchronized (mPackages) { 20595 return mSettings.getVerifierDeviceIdentityLPw(); 20596 } 20597 } 20598 20599 @Override 20600 public void setPermissionEnforced(String permission, boolean enforced) { 20601 // TODO: Now that we no longer change GID for storage, this should to away. 20602 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 20603 "setPermissionEnforced"); 20604 if (READ_EXTERNAL_STORAGE.equals(permission)) { 20605 synchronized (mPackages) { 20606 if (mSettings.mReadExternalStorageEnforced == null 20607 || mSettings.mReadExternalStorageEnforced != enforced) { 20608 mSettings.mReadExternalStorageEnforced = enforced; 20609 mSettings.writeLPr(); 20610 } 20611 } 20612 // kill any non-foreground processes so we restart them and 20613 // grant/revoke the GID. 20614 final IActivityManager am = ActivityManagerNative.getDefault(); 20615 if (am != null) { 20616 final long token = Binder.clearCallingIdentity(); 20617 try { 20618 am.killProcessesBelowForeground("setPermissionEnforcement"); 20619 } catch (RemoteException e) { 20620 } finally { 20621 Binder.restoreCallingIdentity(token); 20622 } 20623 } 20624 } else { 20625 throw new IllegalArgumentException("No selective enforcement for " + permission); 20626 } 20627 } 20628 20629 @Override 20630 @Deprecated 20631 public boolean isPermissionEnforced(String permission) { 20632 return true; 20633 } 20634 20635 @Override 20636 public boolean isStorageLow() { 20637 final long token = Binder.clearCallingIdentity(); 20638 try { 20639 final DeviceStorageMonitorInternal 20640 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 20641 if (dsm != null) { 20642 return dsm.isMemoryLow(); 20643 } else { 20644 return false; 20645 } 20646 } finally { 20647 Binder.restoreCallingIdentity(token); 20648 } 20649 } 20650 20651 @Override 20652 public IPackageInstaller getPackageInstaller() { 20653 return mInstallerService; 20654 } 20655 20656 private boolean userNeedsBadging(int userId) { 20657 int index = mUserNeedsBadging.indexOfKey(userId); 20658 if (index < 0) { 20659 final UserInfo userInfo; 20660 final long token = Binder.clearCallingIdentity(); 20661 try { 20662 userInfo = sUserManager.getUserInfo(userId); 20663 } finally { 20664 Binder.restoreCallingIdentity(token); 20665 } 20666 final boolean b; 20667 if (userInfo != null && userInfo.isManagedProfile()) { 20668 b = true; 20669 } else { 20670 b = false; 20671 } 20672 mUserNeedsBadging.put(userId, b); 20673 return b; 20674 } 20675 return mUserNeedsBadging.valueAt(index); 20676 } 20677 20678 @Override 20679 public KeySet getKeySetByAlias(String packageName, String alias) { 20680 if (packageName == null || alias == null) { 20681 return null; 20682 } 20683 synchronized(mPackages) { 20684 final PackageParser.Package pkg = mPackages.get(packageName); 20685 if (pkg == null) { 20686 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20687 throw new IllegalArgumentException("Unknown package: " + packageName); 20688 } 20689 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20690 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 20691 } 20692 } 20693 20694 @Override 20695 public KeySet getSigningKeySet(String packageName) { 20696 if (packageName == null) { 20697 return null; 20698 } 20699 synchronized(mPackages) { 20700 final PackageParser.Package pkg = mPackages.get(packageName); 20701 if (pkg == null) { 20702 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20703 throw new IllegalArgumentException("Unknown package: " + packageName); 20704 } 20705 if (pkg.applicationInfo.uid != Binder.getCallingUid() 20706 && Process.SYSTEM_UID != Binder.getCallingUid()) { 20707 throw new SecurityException("May not access signing KeySet of other apps."); 20708 } 20709 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20710 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 20711 } 20712 } 20713 20714 @Override 20715 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 20716 if (packageName == null || ks == null) { 20717 return false; 20718 } 20719 synchronized(mPackages) { 20720 final PackageParser.Package pkg = mPackages.get(packageName); 20721 if (pkg == null) { 20722 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20723 throw new IllegalArgumentException("Unknown package: " + packageName); 20724 } 20725 IBinder ksh = ks.getToken(); 20726 if (ksh instanceof KeySetHandle) { 20727 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20728 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 20729 } 20730 return false; 20731 } 20732 } 20733 20734 @Override 20735 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 20736 if (packageName == null || ks == null) { 20737 return false; 20738 } 20739 synchronized(mPackages) { 20740 final PackageParser.Package pkg = mPackages.get(packageName); 20741 if (pkg == null) { 20742 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20743 throw new IllegalArgumentException("Unknown package: " + packageName); 20744 } 20745 IBinder ksh = ks.getToken(); 20746 if (ksh instanceof KeySetHandle) { 20747 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20748 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 20749 } 20750 return false; 20751 } 20752 } 20753 20754 private void deletePackageIfUnusedLPr(final String packageName) { 20755 PackageSetting ps = mSettings.mPackages.get(packageName); 20756 if (ps == null) { 20757 return; 20758 } 20759 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 20760 // TODO Implement atomic delete if package is unused 20761 // It is currently possible that the package will be deleted even if it is installed 20762 // after this method returns. 20763 mHandler.post(new Runnable() { 20764 public void run() { 20765 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 20766 } 20767 }); 20768 } 20769 } 20770 20771 /** 20772 * Check and throw if the given before/after packages would be considered a 20773 * downgrade. 20774 */ 20775 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 20776 throws PackageManagerException { 20777 if (after.versionCode < before.mVersionCode) { 20778 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20779 "Update version code " + after.versionCode + " is older than current " 20780 + before.mVersionCode); 20781 } else if (after.versionCode == before.mVersionCode) { 20782 if (after.baseRevisionCode < before.baseRevisionCode) { 20783 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20784 "Update base revision code " + after.baseRevisionCode 20785 + " is older than current " + before.baseRevisionCode); 20786 } 20787 20788 if (!ArrayUtils.isEmpty(after.splitNames)) { 20789 for (int i = 0; i < after.splitNames.length; i++) { 20790 final String splitName = after.splitNames[i]; 20791 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 20792 if (j != -1) { 20793 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 20794 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20795 "Update split " + splitName + " revision code " 20796 + after.splitRevisionCodes[i] + " is older than current " 20797 + before.splitRevisionCodes[j]); 20798 } 20799 } 20800 } 20801 } 20802 } 20803 } 20804 20805 private static class MoveCallbacks extends Handler { 20806 private static final int MSG_CREATED = 1; 20807 private static final int MSG_STATUS_CHANGED = 2; 20808 20809 private final RemoteCallbackList<IPackageMoveObserver> 20810 mCallbacks = new RemoteCallbackList<>(); 20811 20812 private final SparseIntArray mLastStatus = new SparseIntArray(); 20813 20814 public MoveCallbacks(Looper looper) { 20815 super(looper); 20816 } 20817 20818 public void register(IPackageMoveObserver callback) { 20819 mCallbacks.register(callback); 20820 } 20821 20822 public void unregister(IPackageMoveObserver callback) { 20823 mCallbacks.unregister(callback); 20824 } 20825 20826 @Override 20827 public void handleMessage(Message msg) { 20828 final SomeArgs args = (SomeArgs) msg.obj; 20829 final int n = mCallbacks.beginBroadcast(); 20830 for (int i = 0; i < n; i++) { 20831 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 20832 try { 20833 invokeCallback(callback, msg.what, args); 20834 } catch (RemoteException ignored) { 20835 } 20836 } 20837 mCallbacks.finishBroadcast(); 20838 args.recycle(); 20839 } 20840 20841 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 20842 throws RemoteException { 20843 switch (what) { 20844 case MSG_CREATED: { 20845 callback.onCreated(args.argi1, (Bundle) args.arg2); 20846 break; 20847 } 20848 case MSG_STATUS_CHANGED: { 20849 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 20850 break; 20851 } 20852 } 20853 } 20854 20855 private void notifyCreated(int moveId, Bundle extras) { 20856 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 20857 20858 final SomeArgs args = SomeArgs.obtain(); 20859 args.argi1 = moveId; 20860 args.arg2 = extras; 20861 obtainMessage(MSG_CREATED, args).sendToTarget(); 20862 } 20863 20864 private void notifyStatusChanged(int moveId, int status) { 20865 notifyStatusChanged(moveId, status, -1); 20866 } 20867 20868 private void notifyStatusChanged(int moveId, int status, long estMillis) { 20869 Slog.v(TAG, "Move " + moveId + " status " + status); 20870 20871 final SomeArgs args = SomeArgs.obtain(); 20872 args.argi1 = moveId; 20873 args.argi2 = status; 20874 args.arg3 = estMillis; 20875 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 20876 20877 synchronized (mLastStatus) { 20878 mLastStatus.put(moveId, status); 20879 } 20880 } 20881 } 20882 20883 private final static class OnPermissionChangeListeners extends Handler { 20884 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 20885 20886 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 20887 new RemoteCallbackList<>(); 20888 20889 public OnPermissionChangeListeners(Looper looper) { 20890 super(looper); 20891 } 20892 20893 @Override 20894 public void handleMessage(Message msg) { 20895 switch (msg.what) { 20896 case MSG_ON_PERMISSIONS_CHANGED: { 20897 final int uid = msg.arg1; 20898 handleOnPermissionsChanged(uid); 20899 } break; 20900 } 20901 } 20902 20903 public void addListenerLocked(IOnPermissionsChangeListener listener) { 20904 mPermissionListeners.register(listener); 20905 20906 } 20907 20908 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 20909 mPermissionListeners.unregister(listener); 20910 } 20911 20912 public void onPermissionsChanged(int uid) { 20913 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 20914 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 20915 } 20916 } 20917 20918 private void handleOnPermissionsChanged(int uid) { 20919 final int count = mPermissionListeners.beginBroadcast(); 20920 try { 20921 for (int i = 0; i < count; i++) { 20922 IOnPermissionsChangeListener callback = mPermissionListeners 20923 .getBroadcastItem(i); 20924 try { 20925 callback.onPermissionsChanged(uid); 20926 } catch (RemoteException e) { 20927 Log.e(TAG, "Permission listener is dead", e); 20928 } 20929 } 20930 } finally { 20931 mPermissionListeners.finishBroadcast(); 20932 } 20933 } 20934 } 20935 20936 private class PackageManagerInternalImpl extends PackageManagerInternal { 20937 @Override 20938 public void setLocationPackagesProvider(PackagesProvider provider) { 20939 synchronized (mPackages) { 20940 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 20941 } 20942 } 20943 20944 @Override 20945 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 20946 synchronized (mPackages) { 20947 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 20948 } 20949 } 20950 20951 @Override 20952 public void setSmsAppPackagesProvider(PackagesProvider provider) { 20953 synchronized (mPackages) { 20954 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 20955 } 20956 } 20957 20958 @Override 20959 public void setDialerAppPackagesProvider(PackagesProvider provider) { 20960 synchronized (mPackages) { 20961 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 20962 } 20963 } 20964 20965 @Override 20966 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 20967 synchronized (mPackages) { 20968 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 20969 } 20970 } 20971 20972 @Override 20973 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 20974 synchronized (mPackages) { 20975 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 20976 } 20977 } 20978 20979 @Override 20980 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 20981 synchronized (mPackages) { 20982 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 20983 packageName, userId); 20984 } 20985 } 20986 20987 @Override 20988 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 20989 synchronized (mPackages) { 20990 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 20991 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 20992 packageName, userId); 20993 } 20994 } 20995 20996 @Override 20997 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 20998 synchronized (mPackages) { 20999 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 21000 packageName, userId); 21001 } 21002 } 21003 21004 @Override 21005 public void setKeepUninstalledPackages(final List<String> packageList) { 21006 Preconditions.checkNotNull(packageList); 21007 List<String> removedFromList = null; 21008 synchronized (mPackages) { 21009 if (mKeepUninstalledPackages != null) { 21010 final int packagesCount = mKeepUninstalledPackages.size(); 21011 for (int i = 0; i < packagesCount; i++) { 21012 String oldPackage = mKeepUninstalledPackages.get(i); 21013 if (packageList != null && packageList.contains(oldPackage)) { 21014 continue; 21015 } 21016 if (removedFromList == null) { 21017 removedFromList = new ArrayList<>(); 21018 } 21019 removedFromList.add(oldPackage); 21020 } 21021 } 21022 mKeepUninstalledPackages = new ArrayList<>(packageList); 21023 if (removedFromList != null) { 21024 final int removedCount = removedFromList.size(); 21025 for (int i = 0; i < removedCount; i++) { 21026 deletePackageIfUnusedLPr(removedFromList.get(i)); 21027 } 21028 } 21029 } 21030 } 21031 21032 @Override 21033 public boolean isPermissionsReviewRequired(String packageName, int userId) { 21034 synchronized (mPackages) { 21035 // If we do not support permission review, done. 21036 if (!mPermissionReviewRequired) { 21037 return false; 21038 } 21039 21040 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 21041 if (packageSetting == null) { 21042 return false; 21043 } 21044 21045 // Permission review applies only to apps not supporting the new permission model. 21046 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 21047 return false; 21048 } 21049 21050 // Legacy apps have the permission and get user consent on launch. 21051 PermissionsState permissionsState = packageSetting.getPermissionsState(); 21052 return permissionsState.isPermissionReviewRequired(userId); 21053 } 21054 } 21055 21056 @Override 21057 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 21058 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 21059 } 21060 21061 @Override 21062 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 21063 int userId) { 21064 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 21065 } 21066 21067 @Override 21068 public void setDeviceAndProfileOwnerPackages( 21069 int deviceOwnerUserId, String deviceOwnerPackage, 21070 SparseArray<String> profileOwnerPackages) { 21071 mProtectedPackages.setDeviceAndProfileOwnerPackages( 21072 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 21073 } 21074 21075 @Override 21076 public boolean isPackageDataProtected(int userId, String packageName) { 21077 return mProtectedPackages.isPackageDataProtected(userId, packageName); 21078 } 21079 } 21080 21081 @Override 21082 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 21083 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 21084 synchronized (mPackages) { 21085 final long identity = Binder.clearCallingIdentity(); 21086 try { 21087 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 21088 packageNames, userId); 21089 } finally { 21090 Binder.restoreCallingIdentity(identity); 21091 } 21092 } 21093 } 21094 21095 private static void enforceSystemOrPhoneCaller(String tag) { 21096 int callingUid = Binder.getCallingUid(); 21097 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 21098 throw new SecurityException( 21099 "Cannot call " + tag + " from UID " + callingUid); 21100 } 21101 } 21102 21103 boolean isHistoricalPackageUsageAvailable() { 21104 return mPackageUsage.isHistoricalPackageUsageAvailable(); 21105 } 21106 21107 /** 21108 * Return a <b>copy</b> of the collection of packages known to the package manager. 21109 * @return A copy of the values of mPackages. 21110 */ 21111 Collection<PackageParser.Package> getPackages() { 21112 synchronized (mPackages) { 21113 return new ArrayList<>(mPackages.values()); 21114 } 21115 } 21116 21117 /** 21118 * Logs process start information (including base APK hash) to the security log. 21119 * @hide 21120 */ 21121 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 21122 String apkFile, int pid) { 21123 if (!SecurityLog.isLoggingEnabled()) { 21124 return; 21125 } 21126 Bundle data = new Bundle(); 21127 data.putLong("startTimestamp", System.currentTimeMillis()); 21128 data.putString("processName", processName); 21129 data.putInt("uid", uid); 21130 data.putString("seinfo", seinfo); 21131 data.putString("apkFile", apkFile); 21132 data.putInt("pid", pid); 21133 Message msg = mProcessLoggingHandler.obtainMessage( 21134 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 21135 msg.setData(data); 21136 mProcessLoggingHandler.sendMessage(msg); 21137 } 21138 21139 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 21140 return mCompilerStats.getPackageStats(pkgName); 21141 } 21142 21143 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 21144 return getOrCreateCompilerPackageStats(pkg.packageName); 21145 } 21146 21147 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 21148 return mCompilerStats.getOrCreatePackageStats(pkgName); 21149 } 21150 21151 public void deleteCompilerPackageStats(String pkgName) { 21152 mCompilerStats.deletePackageStats(pkgName); 21153 } 21154} 21155