PackageManagerService.java revision 7e2bb3e6dd1e016f74d174eb154ef44b72fe4b4c
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.ContentResolver; 113import android.content.Context; 114import android.content.IIntentReceiver; 115import android.content.Intent; 116import android.content.IntentFilter; 117import android.content.IntentSender; 118import android.content.IntentSender.SendIntentException; 119import android.content.ServiceConnection; 120import android.content.pm.ActivityInfo; 121import android.content.pm.ApplicationInfo; 122import android.content.pm.AppsQueryHelper; 123import android.content.pm.ComponentInfo; 124import android.content.pm.EphemeralApplicationInfo; 125import android.content.pm.EphemeralResolveInfo; 126import android.content.pm.EphemeralResolveInfo.EphemeralDigest; 127import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 128import android.content.pm.FeatureInfo; 129import android.content.pm.IOnPermissionsChangeListener; 130import android.content.pm.IPackageDataObserver; 131import android.content.pm.IPackageDeleteObserver; 132import android.content.pm.IPackageDeleteObserver2; 133import android.content.pm.IPackageInstallObserver2; 134import android.content.pm.IPackageInstaller; 135import android.content.pm.IPackageManager; 136import android.content.pm.IPackageMoveObserver; 137import android.content.pm.IPackageStatsObserver; 138import android.content.pm.InstrumentationInfo; 139import android.content.pm.IntentFilterVerificationInfo; 140import android.content.pm.KeySet; 141import android.content.pm.PackageCleanItem; 142import android.content.pm.PackageInfo; 143import android.content.pm.PackageInfoLite; 144import android.content.pm.PackageInstaller; 145import android.content.pm.PackageManager; 146import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 147import android.content.pm.PackageManagerInternal; 148import android.content.pm.PackageParser; 149import android.content.pm.PackageParser.ActivityIntentInfo; 150import android.content.pm.PackageParser.PackageLite; 151import android.content.pm.PackageParser.PackageParserException; 152import android.content.pm.PackageStats; 153import android.content.pm.PackageUserState; 154import android.content.pm.ParceledListSlice; 155import android.content.pm.PermissionGroupInfo; 156import android.content.pm.PermissionInfo; 157import android.content.pm.ProviderInfo; 158import android.content.pm.ResolveInfo; 159import android.content.pm.ServiceInfo; 160import android.content.pm.Signature; 161import android.content.pm.UserInfo; 162import android.content.pm.VerifierDeviceIdentity; 163import android.content.pm.VerifierInfo; 164import android.content.res.Resources; 165import android.graphics.Bitmap; 166import android.hardware.display.DisplayManager; 167import android.net.Uri; 168import android.os.Binder; 169import android.os.Build; 170import android.os.Bundle; 171import android.os.Debug; 172import android.os.Environment; 173import android.os.Environment.UserEnvironment; 174import android.os.FileUtils; 175import android.os.Handler; 176import android.os.IBinder; 177import android.os.Looper; 178import android.os.Message; 179import android.os.Parcel; 180import android.os.ParcelFileDescriptor; 181import android.os.PatternMatcher; 182import android.os.Process; 183import android.os.RemoteCallbackList; 184import android.os.RemoteException; 185import android.os.ResultReceiver; 186import android.os.SELinux; 187import android.os.ServiceManager; 188import android.os.SystemClock; 189import android.os.SystemProperties; 190import android.os.Trace; 191import android.os.UserHandle; 192import android.os.UserManager; 193import android.os.UserManagerInternal; 194import android.os.storage.IMountService; 195import android.os.storage.MountServiceInternal; 196import android.os.storage.StorageEventListener; 197import android.os.storage.StorageManager; 198import android.os.storage.VolumeInfo; 199import android.os.storage.VolumeRecord; 200import android.provider.Settings.Global; 201import android.provider.Settings.Secure; 202import android.security.KeyStore; 203import android.security.SystemKeyStore; 204import android.system.ErrnoException; 205import android.system.Os; 206import android.text.TextUtils; 207import android.text.format.DateUtils; 208import android.util.ArrayMap; 209import android.util.ArraySet; 210import android.util.DisplayMetrics; 211import android.util.EventLog; 212import android.util.ExceptionUtils; 213import android.util.Log; 214import android.util.LogPrinter; 215import android.util.MathUtils; 216import android.util.Pair; 217import android.util.PrintStreamPrinter; 218import android.util.Slog; 219import android.util.SparseArray; 220import android.util.SparseBooleanArray; 221import android.util.SparseIntArray; 222import android.util.Xml; 223import android.util.jar.StrictJarFile; 224import android.view.Display; 225 226import com.android.internal.R; 227import com.android.internal.annotations.GuardedBy; 228import com.android.internal.app.IMediaContainerService; 229import com.android.internal.app.ResolverActivity; 230import com.android.internal.content.NativeLibraryHelper; 231import com.android.internal.content.PackageHelper; 232import com.android.internal.logging.MetricsLogger; 233import com.android.internal.os.IParcelFileDescriptorFactory; 234import com.android.internal.os.InstallerConnection.InstallerException; 235import com.android.internal.os.SomeArgs; 236import com.android.internal.os.Zygote; 237import com.android.internal.telephony.CarrierAppUtils; 238import com.android.internal.util.ArrayUtils; 239import com.android.internal.util.FastPrintWriter; 240import com.android.internal.util.FastXmlSerializer; 241import com.android.internal.util.IndentingPrintWriter; 242import com.android.internal.util.Preconditions; 243import com.android.internal.util.XmlUtils; 244import com.android.server.AttributeCache; 245import com.android.server.EventLogTags; 246import com.android.server.FgThread; 247import com.android.server.IntentResolver; 248import com.android.server.LocalServices; 249import com.android.server.ServiceThread; 250import com.android.server.SystemConfig; 251import com.android.server.Watchdog; 252import com.android.server.net.NetworkPolicyManagerInternal; 253import com.android.server.pm.PermissionsState.PermissionState; 254import com.android.server.pm.Settings.DatabaseVersion; 255import com.android.server.pm.Settings.VersionInfo; 256import com.android.server.storage.DeviceStorageMonitorInternal; 257 258import dalvik.system.CloseGuard; 259import dalvik.system.DexFile; 260import dalvik.system.VMRuntime; 261 262import libcore.io.IoUtils; 263import libcore.util.EmptyArray; 264 265import org.xmlpull.v1.XmlPullParser; 266import org.xmlpull.v1.XmlPullParserException; 267import org.xmlpull.v1.XmlSerializer; 268 269import java.io.BufferedOutputStream; 270import java.io.BufferedReader; 271import java.io.ByteArrayInputStream; 272import java.io.ByteArrayOutputStream; 273import java.io.File; 274import java.io.FileDescriptor; 275import java.io.FileInputStream; 276import java.io.FileNotFoundException; 277import java.io.FileOutputStream; 278import java.io.FileReader; 279import java.io.FilenameFilter; 280import java.io.IOException; 281import java.io.PrintWriter; 282import java.nio.charset.StandardCharsets; 283import java.security.DigestInputStream; 284import java.security.MessageDigest; 285import java.security.NoSuchAlgorithmException; 286import java.security.PublicKey; 287import java.security.cert.Certificate; 288import java.security.cert.CertificateEncodingException; 289import java.security.cert.CertificateException; 290import java.text.SimpleDateFormat; 291import java.util.ArrayList; 292import java.util.Arrays; 293import java.util.Collection; 294import java.util.Collections; 295import java.util.Comparator; 296import java.util.Date; 297import java.util.HashSet; 298import java.util.Iterator; 299import java.util.List; 300import java.util.Map; 301import java.util.Objects; 302import java.util.Set; 303import java.util.concurrent.CountDownLatch; 304import java.util.concurrent.TimeUnit; 305import java.util.concurrent.atomic.AtomicBoolean; 306import java.util.concurrent.atomic.AtomicInteger; 307 308/** 309 * Keep track of all those APKs everywhere. 310 * <p> 311 * Internally there are two important locks: 312 * <ul> 313 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 314 * and other related state. It is a fine-grained lock that should only be held 315 * momentarily, as it's one of the most contended locks in the system. 316 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 317 * operations typically involve heavy lifting of application data on disk. Since 318 * {@code installd} is single-threaded, and it's operations can often be slow, 319 * this lock should never be acquired while already holding {@link #mPackages}. 320 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 321 * holding {@link #mInstallLock}. 322 * </ul> 323 * Many internal methods rely on the caller to hold the appropriate locks, and 324 * this contract is expressed through method name suffixes: 325 * <ul> 326 * <li>fooLI(): the caller must hold {@link #mInstallLock} 327 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 328 * being modified must be frozen 329 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 330 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 331 * </ul> 332 * <p> 333 * Because this class is very central to the platform's security; please run all 334 * CTS and unit tests whenever making modifications: 335 * 336 * <pre> 337 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 338 * $ cts-tradefed run commandAndExit cts -m AppSecurityTests 339 * </pre> 340 */ 341public class PackageManagerService extends IPackageManager.Stub { 342 static final String TAG = "PackageManager"; 343 static final boolean DEBUG_SETTINGS = false; 344 static final boolean DEBUG_PREFERRED = false; 345 static final boolean DEBUG_UPGRADE = false; 346 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 347 private static final boolean DEBUG_BACKUP = false; 348 private static final boolean DEBUG_INSTALL = false; 349 private static final boolean DEBUG_REMOVE = false; 350 private static final boolean DEBUG_BROADCASTS = false; 351 private static final boolean DEBUG_SHOW_INFO = false; 352 private static final boolean DEBUG_PACKAGE_INFO = false; 353 private static final boolean DEBUG_INTENT_MATCHING = false; 354 private static final boolean DEBUG_PACKAGE_SCANNING = false; 355 private static final boolean DEBUG_VERIFY = false; 356 private static final boolean DEBUG_FILTERS = false; 357 358 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 359 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 360 // user, but by default initialize to this. 361 static final boolean DEBUG_DEXOPT = false; 362 363 private static final boolean DEBUG_ABI_SELECTION = false; 364 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 365 private static final boolean DEBUG_TRIAGED_MISSING = false; 366 private static final boolean DEBUG_APP_DATA = false; 367 368 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 369 370 private static final boolean DISABLE_EPHEMERAL_APPS = false; 371 private static final boolean HIDE_EPHEMERAL_APIS = true; 372 373 private static final int RADIO_UID = Process.PHONE_UID; 374 private static final int LOG_UID = Process.LOG_UID; 375 private static final int NFC_UID = Process.NFC_UID; 376 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 377 private static final int SHELL_UID = Process.SHELL_UID; 378 379 // Cap the size of permission trees that 3rd party apps can define 380 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 381 382 // Suffix used during package installation when copying/moving 383 // package apks to install directory. 384 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 385 386 static final int SCAN_NO_DEX = 1<<1; 387 static final int SCAN_FORCE_DEX = 1<<2; 388 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 389 static final int SCAN_NEW_INSTALL = 1<<4; 390 static final int SCAN_NO_PATHS = 1<<5; 391 static final int SCAN_UPDATE_TIME = 1<<6; 392 static final int SCAN_DEFER_DEX = 1<<7; 393 static final int SCAN_BOOTING = 1<<8; 394 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 395 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 396 static final int SCAN_REPLACING = 1<<11; 397 static final int SCAN_REQUIRE_KNOWN = 1<<12; 398 static final int SCAN_MOVE = 1<<13; 399 static final int SCAN_INITIAL = 1<<14; 400 static final int SCAN_CHECK_ONLY = 1<<15; 401 static final int SCAN_DONT_KILL_APP = 1<<17; 402 static final int SCAN_IGNORE_FROZEN = 1<<18; 403 404 static final int REMOVE_CHATTY = 1<<16; 405 406 private static final int[] EMPTY_INT_ARRAY = new int[0]; 407 408 /** 409 * Timeout (in milliseconds) after which the watchdog should declare that 410 * our handler thread is wedged. The usual default for such things is one 411 * minute but we sometimes do very lengthy I/O operations on this thread, 412 * such as installing multi-gigabyte applications, so ours needs to be longer. 413 */ 414 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 415 416 /** 417 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 418 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 419 * settings entry if available, otherwise we use the hardcoded default. If it's been 420 * more than this long since the last fstrim, we force one during the boot sequence. 421 * 422 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 423 * one gets run at the next available charging+idle time. This final mandatory 424 * no-fstrim check kicks in only of the other scheduling criteria is never met. 425 */ 426 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 427 428 /** 429 * Whether verification is enabled by default. 430 */ 431 private static final boolean DEFAULT_VERIFY_ENABLE = true; 432 433 /** 434 * The default maximum time to wait for the verification agent to return in 435 * milliseconds. 436 */ 437 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 438 439 /** 440 * The default response for package verification timeout. 441 * 442 * This can be either PackageManager.VERIFICATION_ALLOW or 443 * PackageManager.VERIFICATION_REJECT. 444 */ 445 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 446 447 static final String PLATFORM_PACKAGE_NAME = "android"; 448 449 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 450 451 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 452 DEFAULT_CONTAINER_PACKAGE, 453 "com.android.defcontainer.DefaultContainerService"); 454 455 private static final String KILL_APP_REASON_GIDS_CHANGED = 456 "permission grant or revoke changed gids"; 457 458 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 459 "permissions revoked"; 460 461 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 462 463 private static final String PACKAGE_SCHEME = "package"; 464 465 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 466 467 private static int DEFAULT_EPHEMERAL_HASH_PREFIX_MASK = 0xFFFFF000; 468 private static int DEFAULT_EPHEMERAL_HASH_PREFIX_COUNT = 5; 469 470 /** Permission grant: not grant the permission. */ 471 private static final int GRANT_DENIED = 1; 472 473 /** Permission grant: grant the permission as an install permission. */ 474 private static final int GRANT_INSTALL = 2; 475 476 /** Permission grant: grant the permission as a runtime one. */ 477 private static final int GRANT_RUNTIME = 3; 478 479 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 480 private static final int GRANT_UPGRADE = 4; 481 482 /** Canonical intent used to identify what counts as a "web browser" app */ 483 private static final Intent sBrowserIntent; 484 static { 485 sBrowserIntent = new Intent(); 486 sBrowserIntent.setAction(Intent.ACTION_VIEW); 487 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 488 sBrowserIntent.setData(Uri.parse("http:")); 489 } 490 491 /** 492 * The set of all protected actions [i.e. those actions for which a high priority 493 * intent filter is disallowed]. 494 */ 495 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 496 static { 497 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 498 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 499 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 500 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 501 } 502 503 // Compilation reasons. 504 public static final int REASON_FIRST_BOOT = 0; 505 public static final int REASON_BOOT = 1; 506 public static final int REASON_INSTALL = 2; 507 public static final int REASON_BACKGROUND_DEXOPT = 3; 508 public static final int REASON_AB_OTA = 4; 509 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 510 public static final int REASON_SHARED_APK = 6; 511 public static final int REASON_FORCED_DEXOPT = 7; 512 public static final int REASON_CORE_APP = 8; 513 514 public static final int REASON_LAST = REASON_CORE_APP; 515 516 /** Special library name that skips shared libraries check during compilation. */ 517 private static final String SKIP_SHARED_LIBRARY_CHECK = "&"; 518 519 final ServiceThread mHandlerThread; 520 521 final PackageHandler mHandler; 522 523 private final ProcessLoggingHandler mProcessLoggingHandler; 524 525 /** 526 * Messages for {@link #mHandler} that need to wait for system ready before 527 * being dispatched. 528 */ 529 private ArrayList<Message> mPostSystemReadyMessages; 530 531 final int mSdkVersion = Build.VERSION.SDK_INT; 532 533 final Context mContext; 534 final boolean mFactoryTest; 535 final boolean mOnlyCore; 536 final DisplayMetrics mMetrics; 537 final int mDefParseFlags; 538 final String[] mSeparateProcesses; 539 final boolean mIsUpgrade; 540 final boolean mIsPreNUpgrade; 541 final boolean mIsPreNMR1Upgrade; 542 543 @GuardedBy("mPackages") 544 private boolean mDexOptDialogShown; 545 546 /** The location for ASEC container files on internal storage. */ 547 final String mAsecInternalPath; 548 549 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 550 // LOCK HELD. Can be called with mInstallLock held. 551 @GuardedBy("mInstallLock") 552 final Installer mInstaller; 553 554 /** Directory where installed third-party apps stored */ 555 final File mAppInstallDir; 556 final File mEphemeralInstallDir; 557 558 /** 559 * Directory to which applications installed internally have their 560 * 32 bit native libraries copied. 561 */ 562 private File mAppLib32InstallDir; 563 564 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 565 // apps. 566 final File mDrmAppPrivateInstallDir; 567 568 // ---------------------------------------------------------------- 569 570 // Lock for state used when installing and doing other long running 571 // operations. Methods that must be called with this lock held have 572 // the suffix "LI". 573 final Object mInstallLock = new Object(); 574 575 // ---------------------------------------------------------------- 576 577 // Keys are String (package name), values are Package. This also serves 578 // as the lock for the global state. Methods that must be called with 579 // this lock held have the prefix "LP". 580 @GuardedBy("mPackages") 581 final ArrayMap<String, PackageParser.Package> mPackages = 582 new ArrayMap<String, PackageParser.Package>(); 583 584 final ArrayMap<String, Set<String>> mKnownCodebase = 585 new ArrayMap<String, Set<String>>(); 586 587 // Tracks available target package names -> overlay package paths. 588 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 589 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 590 591 /** 592 * Tracks new system packages [received in an OTA] that we expect to 593 * find updated user-installed versions. Keys are package name, values 594 * are package location. 595 */ 596 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 597 /** 598 * Tracks high priority intent filters for protected actions. During boot, certain 599 * filter actions are protected and should never be allowed to have a high priority 600 * intent filter for them. However, there is one, and only one exception -- the 601 * setup wizard. It must be able to define a high priority intent filter for these 602 * actions to ensure there are no escapes from the wizard. We need to delay processing 603 * of these during boot as we need to look at all of the system packages in order 604 * to know which component is the setup wizard. 605 */ 606 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 607 /** 608 * Whether or not processing protected filters should be deferred. 609 */ 610 private boolean mDeferProtectedFilters = true; 611 612 /** 613 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 614 */ 615 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 616 /** 617 * Whether or not system app permissions should be promoted from install to runtime. 618 */ 619 boolean mPromoteSystemApps; 620 621 @GuardedBy("mPackages") 622 final Settings mSettings; 623 624 /** 625 * Set of package names that are currently "frozen", which means active 626 * surgery is being done on the code/data for that package. The platform 627 * will refuse to launch frozen packages to avoid race conditions. 628 * 629 * @see PackageFreezer 630 */ 631 @GuardedBy("mPackages") 632 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 633 634 final ProtectedPackages mProtectedPackages; 635 636 boolean mFirstBoot; 637 638 // System configuration read by SystemConfig. 639 final int[] mGlobalGids; 640 final SparseArray<ArraySet<String>> mSystemPermissions; 641 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 642 643 // If mac_permissions.xml was found for seinfo labeling. 644 boolean mFoundPolicyFile; 645 646 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 647 648 public static final class SharedLibraryEntry { 649 public final String path; 650 public final String apk; 651 652 SharedLibraryEntry(String _path, String _apk) { 653 path = _path; 654 apk = _apk; 655 } 656 } 657 658 // Currently known shared libraries. 659 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 660 new ArrayMap<String, SharedLibraryEntry>(); 661 662 // All available activities, for your resolving pleasure. 663 final ActivityIntentResolver mActivities = 664 new ActivityIntentResolver(); 665 666 // All available receivers, for your resolving pleasure. 667 final ActivityIntentResolver mReceivers = 668 new ActivityIntentResolver(); 669 670 // All available services, for your resolving pleasure. 671 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 672 673 // All available providers, for your resolving pleasure. 674 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 675 676 // Mapping from provider base names (first directory in content URI codePath) 677 // to the provider information. 678 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 679 new ArrayMap<String, PackageParser.Provider>(); 680 681 // Mapping from instrumentation class names to info about them. 682 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 683 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 684 685 // Mapping from permission names to info about them. 686 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 687 new ArrayMap<String, PackageParser.PermissionGroup>(); 688 689 // Packages whose data we have transfered into another package, thus 690 // should no longer exist. 691 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 692 693 // Broadcast actions that are only available to the system. 694 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 695 696 /** List of packages waiting for verification. */ 697 final SparseArray<PackageVerificationState> mPendingVerification 698 = new SparseArray<PackageVerificationState>(); 699 700 /** Set of packages associated with each app op permission. */ 701 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 702 703 final PackageInstallerService mInstallerService; 704 705 private final PackageDexOptimizer mPackageDexOptimizer; 706 707 private AtomicInteger mNextMoveId = new AtomicInteger(); 708 private final MoveCallbacks mMoveCallbacks; 709 710 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 711 712 // Cache of users who need badging. 713 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 714 715 /** Token for keys in mPendingVerification. */ 716 private int mPendingVerificationToken = 0; 717 718 volatile boolean mSystemReady; 719 volatile boolean mSafeMode; 720 volatile boolean mHasSystemUidErrors; 721 722 ApplicationInfo mAndroidApplication; 723 final ActivityInfo mResolveActivity = new ActivityInfo(); 724 final ResolveInfo mResolveInfo = new ResolveInfo(); 725 ComponentName mResolveComponentName; 726 PackageParser.Package mPlatformPackage; 727 ComponentName mCustomResolverComponentName; 728 729 boolean mResolverReplaced = false; 730 731 private final @Nullable ComponentName mIntentFilterVerifierComponent; 732 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 733 734 private int mIntentFilterVerificationToken = 0; 735 736 /** Component that knows whether or not an ephemeral application exists */ 737 final ComponentName mEphemeralResolverComponent; 738 /** The service connection to the ephemeral resolver */ 739 final EphemeralResolverConnection mEphemeralResolverConnection; 740 741 /** Component used to install ephemeral applications */ 742 final ComponentName mEphemeralInstallerComponent; 743 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 744 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 745 746 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 747 = new SparseArray<IntentFilterVerificationState>(); 748 749 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 750 751 // List of packages names to keep cached, even if they are uninstalled for all users 752 private List<String> mKeepUninstalledPackages; 753 754 private UserManagerInternal mUserManagerInternal; 755 756 private static class IFVerificationParams { 757 PackageParser.Package pkg; 758 boolean replacing; 759 int userId; 760 int verifierUid; 761 762 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 763 int _userId, int _verifierUid) { 764 pkg = _pkg; 765 replacing = _replacing; 766 userId = _userId; 767 replacing = _replacing; 768 verifierUid = _verifierUid; 769 } 770 } 771 772 private interface IntentFilterVerifier<T extends IntentFilter> { 773 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 774 T filter, String packageName); 775 void startVerifications(int userId); 776 void receiveVerificationResponse(int verificationId); 777 } 778 779 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 780 private Context mContext; 781 private ComponentName mIntentFilterVerifierComponent; 782 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 783 784 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 785 mContext = context; 786 mIntentFilterVerifierComponent = verifierComponent; 787 } 788 789 private String getDefaultScheme() { 790 return IntentFilter.SCHEME_HTTPS; 791 } 792 793 @Override 794 public void startVerifications(int userId) { 795 // Launch verifications requests 796 int count = mCurrentIntentFilterVerifications.size(); 797 for (int n=0; n<count; n++) { 798 int verificationId = mCurrentIntentFilterVerifications.get(n); 799 final IntentFilterVerificationState ivs = 800 mIntentFilterVerificationStates.get(verificationId); 801 802 String packageName = ivs.getPackageName(); 803 804 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 805 final int filterCount = filters.size(); 806 ArraySet<String> domainsSet = new ArraySet<>(); 807 for (int m=0; m<filterCount; m++) { 808 PackageParser.ActivityIntentInfo filter = filters.get(m); 809 domainsSet.addAll(filter.getHostsList()); 810 } 811 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 812 synchronized (mPackages) { 813 if (mSettings.createIntentFilterVerificationIfNeededLPw( 814 packageName, domainsList) != null) { 815 scheduleWriteSettingsLocked(); 816 } 817 } 818 sendVerificationRequest(userId, verificationId, ivs); 819 } 820 mCurrentIntentFilterVerifications.clear(); 821 } 822 823 private void sendVerificationRequest(int userId, int verificationId, 824 IntentFilterVerificationState ivs) { 825 826 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 827 verificationIntent.putExtra( 828 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 829 verificationId); 830 verificationIntent.putExtra( 831 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 832 getDefaultScheme()); 833 verificationIntent.putExtra( 834 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 835 ivs.getHostsString()); 836 verificationIntent.putExtra( 837 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 838 ivs.getPackageName()); 839 verificationIntent.setComponent(mIntentFilterVerifierComponent); 840 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 841 842 UserHandle user = new UserHandle(userId); 843 mContext.sendBroadcastAsUser(verificationIntent, user); 844 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 845 "Sending IntentFilter verification broadcast"); 846 } 847 848 public void receiveVerificationResponse(int verificationId) { 849 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 850 851 final boolean verified = ivs.isVerified(); 852 853 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 854 final int count = filters.size(); 855 if (DEBUG_DOMAIN_VERIFICATION) { 856 Slog.i(TAG, "Received verification response " + verificationId 857 + " for " + count + " filters, verified=" + verified); 858 } 859 for (int n=0; n<count; n++) { 860 PackageParser.ActivityIntentInfo filter = filters.get(n); 861 filter.setVerified(verified); 862 863 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 864 + " verified with result:" + verified + " and hosts:" 865 + ivs.getHostsString()); 866 } 867 868 mIntentFilterVerificationStates.remove(verificationId); 869 870 final String packageName = ivs.getPackageName(); 871 IntentFilterVerificationInfo ivi = null; 872 873 synchronized (mPackages) { 874 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 875 } 876 if (ivi == null) { 877 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 878 + verificationId + " packageName:" + packageName); 879 return; 880 } 881 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 882 "Updating IntentFilterVerificationInfo for package " + packageName 883 +" verificationId:" + verificationId); 884 885 synchronized (mPackages) { 886 if (verified) { 887 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 888 } else { 889 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 890 } 891 scheduleWriteSettingsLocked(); 892 893 final int userId = ivs.getUserId(); 894 if (userId != UserHandle.USER_ALL) { 895 final int userStatus = 896 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 897 898 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 899 boolean needUpdate = false; 900 901 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 902 // already been set by the User thru the Disambiguation dialog 903 switch (userStatus) { 904 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 905 if (verified) { 906 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 907 } else { 908 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 909 } 910 needUpdate = true; 911 break; 912 913 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 914 if (verified) { 915 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 916 needUpdate = true; 917 } 918 break; 919 920 default: 921 // Nothing to do 922 } 923 924 if (needUpdate) { 925 mSettings.updateIntentFilterVerificationStatusLPw( 926 packageName, updatedStatus, userId); 927 scheduleWritePackageRestrictionsLocked(userId); 928 } 929 } 930 } 931 } 932 933 @Override 934 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 935 ActivityIntentInfo filter, String packageName) { 936 if (!hasValidDomains(filter)) { 937 return false; 938 } 939 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 940 if (ivs == null) { 941 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 942 packageName); 943 } 944 if (DEBUG_DOMAIN_VERIFICATION) { 945 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 946 } 947 ivs.addFilter(filter); 948 return true; 949 } 950 951 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 952 int userId, int verificationId, String packageName) { 953 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 954 verifierUid, userId, packageName); 955 ivs.setPendingState(); 956 synchronized (mPackages) { 957 mIntentFilterVerificationStates.append(verificationId, ivs); 958 mCurrentIntentFilterVerifications.add(verificationId); 959 } 960 return ivs; 961 } 962 } 963 964 private static boolean hasValidDomains(ActivityIntentInfo filter) { 965 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 966 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 967 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 968 } 969 970 // Set of pending broadcasts for aggregating enable/disable of components. 971 static class PendingPackageBroadcasts { 972 // for each user id, a map of <package name -> components within that package> 973 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 974 975 public PendingPackageBroadcasts() { 976 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 977 } 978 979 public ArrayList<String> get(int userId, String packageName) { 980 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 981 return packages.get(packageName); 982 } 983 984 public void put(int userId, String packageName, ArrayList<String> components) { 985 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 986 packages.put(packageName, components); 987 } 988 989 public void remove(int userId, String packageName) { 990 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 991 if (packages != null) { 992 packages.remove(packageName); 993 } 994 } 995 996 public void remove(int userId) { 997 mUidMap.remove(userId); 998 } 999 1000 public int userIdCount() { 1001 return mUidMap.size(); 1002 } 1003 1004 public int userIdAt(int n) { 1005 return mUidMap.keyAt(n); 1006 } 1007 1008 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1009 return mUidMap.get(userId); 1010 } 1011 1012 public int size() { 1013 // total number of pending broadcast entries across all userIds 1014 int num = 0; 1015 for (int i = 0; i< mUidMap.size(); i++) { 1016 num += mUidMap.valueAt(i).size(); 1017 } 1018 return num; 1019 } 1020 1021 public void clear() { 1022 mUidMap.clear(); 1023 } 1024 1025 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1026 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1027 if (map == null) { 1028 map = new ArrayMap<String, ArrayList<String>>(); 1029 mUidMap.put(userId, map); 1030 } 1031 return map; 1032 } 1033 } 1034 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1035 1036 // Service Connection to remote media container service to copy 1037 // package uri's from external media onto secure containers 1038 // or internal storage. 1039 private IMediaContainerService mContainerService = null; 1040 1041 static final int SEND_PENDING_BROADCAST = 1; 1042 static final int MCS_BOUND = 3; 1043 static final int END_COPY = 4; 1044 static final int INIT_COPY = 5; 1045 static final int MCS_UNBIND = 6; 1046 static final int START_CLEANING_PACKAGE = 7; 1047 static final int FIND_INSTALL_LOC = 8; 1048 static final int POST_INSTALL = 9; 1049 static final int MCS_RECONNECT = 10; 1050 static final int MCS_GIVE_UP = 11; 1051 static final int UPDATED_MEDIA_STATUS = 12; 1052 static final int WRITE_SETTINGS = 13; 1053 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1054 static final int PACKAGE_VERIFIED = 15; 1055 static final int CHECK_PENDING_VERIFICATION = 16; 1056 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1057 static final int INTENT_FILTER_VERIFIED = 18; 1058 static final int WRITE_PACKAGE_LIST = 19; 1059 1060 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1061 1062 // Delay time in millisecs 1063 static final int BROADCAST_DELAY = 10 * 1000; 1064 1065 static UserManagerService sUserManager; 1066 1067 // Stores a list of users whose package restrictions file needs to be updated 1068 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1069 1070 final private DefaultContainerConnection mDefContainerConn = 1071 new DefaultContainerConnection(); 1072 class DefaultContainerConnection implements ServiceConnection { 1073 public void onServiceConnected(ComponentName name, IBinder service) { 1074 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1075 IMediaContainerService imcs = 1076 IMediaContainerService.Stub.asInterface(service); 1077 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1078 } 1079 1080 public void onServiceDisconnected(ComponentName name) { 1081 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1082 } 1083 } 1084 1085 // Recordkeeping of restore-after-install operations that are currently in flight 1086 // between the Package Manager and the Backup Manager 1087 static class PostInstallData { 1088 public InstallArgs args; 1089 public PackageInstalledInfo res; 1090 1091 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1092 args = _a; 1093 res = _r; 1094 } 1095 } 1096 1097 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1098 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1099 1100 // XML tags for backup/restore of various bits of state 1101 private static final String TAG_PREFERRED_BACKUP = "pa"; 1102 private static final String TAG_DEFAULT_APPS = "da"; 1103 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1104 1105 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1106 private static final String TAG_ALL_GRANTS = "rt-grants"; 1107 private static final String TAG_GRANT = "grant"; 1108 private static final String ATTR_PACKAGE_NAME = "pkg"; 1109 1110 private static final String TAG_PERMISSION = "perm"; 1111 private static final String ATTR_PERMISSION_NAME = "name"; 1112 private static final String ATTR_IS_GRANTED = "g"; 1113 private static final String ATTR_USER_SET = "set"; 1114 private static final String ATTR_USER_FIXED = "fixed"; 1115 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1116 1117 // System/policy permission grants are not backed up 1118 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1119 FLAG_PERMISSION_POLICY_FIXED 1120 | FLAG_PERMISSION_SYSTEM_FIXED 1121 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1122 1123 // And we back up these user-adjusted states 1124 private static final int USER_RUNTIME_GRANT_MASK = 1125 FLAG_PERMISSION_USER_SET 1126 | FLAG_PERMISSION_USER_FIXED 1127 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1128 1129 final @Nullable String mRequiredVerifierPackage; 1130 final @NonNull String mRequiredInstallerPackage; 1131 final @NonNull String mRequiredUninstallerPackage; 1132 final @Nullable String mSetupWizardPackage; 1133 final @Nullable String mStorageManagerPackage; 1134 final @NonNull String mServicesSystemSharedLibraryPackageName; 1135 final @NonNull String mSharedSystemSharedLibraryPackageName; 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 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2060 SystemClock.uptimeMillis()); 2061 2062 if (mSdkVersion <= 0) { 2063 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2064 } 2065 2066 mContext = context; 2067 mFactoryTest = factoryTest; 2068 mOnlyCore = onlyCore; 2069 mMetrics = new DisplayMetrics(); 2070 mSettings = new Settings(mPackages); 2071 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2072 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2073 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2074 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2075 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2076 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2077 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2078 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2079 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2080 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2081 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2082 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2083 2084 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2085 if (separateProcesses != null && separateProcesses.length() > 0) { 2086 if ("*".equals(separateProcesses)) { 2087 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2088 mSeparateProcesses = null; 2089 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2090 } else { 2091 mDefParseFlags = 0; 2092 mSeparateProcesses = separateProcesses.split(","); 2093 Slog.w(TAG, "Running with debug.separate_processes: " 2094 + separateProcesses); 2095 } 2096 } else { 2097 mDefParseFlags = 0; 2098 mSeparateProcesses = null; 2099 } 2100 2101 mInstaller = installer; 2102 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2103 "*dexopt*"); 2104 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2105 2106 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2107 FgThread.get().getLooper()); 2108 2109 getDefaultDisplayMetrics(context, mMetrics); 2110 2111 SystemConfig systemConfig = SystemConfig.getInstance(); 2112 mGlobalGids = systemConfig.getGlobalGids(); 2113 mSystemPermissions = systemConfig.getSystemPermissions(); 2114 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2115 2116 mProtectedPackages = new ProtectedPackages(mContext); 2117 2118 synchronized (mInstallLock) { 2119 // writer 2120 synchronized (mPackages) { 2121 mHandlerThread = new ServiceThread(TAG, 2122 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2123 mHandlerThread.start(); 2124 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2125 mProcessLoggingHandler = new ProcessLoggingHandler(); 2126 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2127 2128 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2129 2130 File dataDir = Environment.getDataDirectory(); 2131 mAppInstallDir = new File(dataDir, "app"); 2132 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2133 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2134 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2135 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2136 2137 sUserManager = new UserManagerService(context, this, mPackages); 2138 2139 // Propagate permission configuration in to package manager. 2140 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2141 = systemConfig.getPermissions(); 2142 for (int i=0; i<permConfig.size(); i++) { 2143 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2144 BasePermission bp = mSettings.mPermissions.get(perm.name); 2145 if (bp == null) { 2146 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2147 mSettings.mPermissions.put(perm.name, bp); 2148 } 2149 if (perm.gids != null) { 2150 bp.setGids(perm.gids, perm.perUser); 2151 } 2152 } 2153 2154 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2155 for (int i=0; i<libConfig.size(); i++) { 2156 mSharedLibraries.put(libConfig.keyAt(i), 2157 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2158 } 2159 2160 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2161 2162 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2163 2164 if (mFirstBoot) { 2165 requestCopyPreoptedFiles(); 2166 } 2167 2168 String customResolverActivity = Resources.getSystem().getString( 2169 R.string.config_customResolverActivity); 2170 if (TextUtils.isEmpty(customResolverActivity)) { 2171 customResolverActivity = null; 2172 } else { 2173 mCustomResolverComponentName = ComponentName.unflattenFromString( 2174 customResolverActivity); 2175 } 2176 2177 long startTime = SystemClock.uptimeMillis(); 2178 2179 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2180 startTime); 2181 2182 // Set flag to monitor and not change apk file paths when 2183 // scanning install directories. 2184 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2185 2186 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2187 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2188 2189 if (bootClassPath == null) { 2190 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2191 } 2192 2193 if (systemServerClassPath == null) { 2194 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2195 } 2196 2197 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2198 final String[] dexCodeInstructionSets = 2199 getDexCodeInstructionSets( 2200 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2201 2202 /** 2203 * Ensure all external libraries have had dexopt run on them. 2204 */ 2205 if (mSharedLibraries.size() > 0) { 2206 // NOTE: For now, we're compiling these system "shared libraries" 2207 // (and framework jars) into all available architectures. It's possible 2208 // to compile them only when we come across an app that uses them (there's 2209 // already logic for that in scanPackageLI) but that adds some complexity. 2210 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2211 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2212 final String lib = libEntry.path; 2213 if (lib == null) { 2214 continue; 2215 } 2216 2217 try { 2218 // Shared libraries do not have profiles so we perform a full 2219 // AOT compilation (if needed). 2220 int dexoptNeeded = DexFile.getDexOptNeeded( 2221 lib, dexCodeInstructionSet, 2222 getCompilerFilterForReason(REASON_SHARED_APK), 2223 false /* newProfile */); 2224 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2225 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2226 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/, 2227 getCompilerFilterForReason(REASON_SHARED_APK), 2228 StorageManager.UUID_PRIVATE_INTERNAL, 2229 SKIP_SHARED_LIBRARY_CHECK); 2230 } 2231 } catch (FileNotFoundException e) { 2232 Slog.w(TAG, "Library not found: " + lib); 2233 } catch (IOException | InstallerException e) { 2234 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2235 + e.getMessage()); 2236 } 2237 } 2238 } 2239 } 2240 2241 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2242 2243 final VersionInfo ver = mSettings.getInternalVersion(); 2244 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2245 2246 // when upgrading from pre-M, promote system app permissions from install to runtime 2247 mPromoteSystemApps = 2248 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2249 2250 // When upgrading from pre-N, we need to handle package extraction like first boot, 2251 // as there is no profiling data available. 2252 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2253 2254 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2255 2256 // save off the names of pre-existing system packages prior to scanning; we don't 2257 // want to automatically grant runtime permissions for new system apps 2258 if (mPromoteSystemApps) { 2259 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2260 while (pkgSettingIter.hasNext()) { 2261 PackageSetting ps = pkgSettingIter.next(); 2262 if (isSystemApp(ps)) { 2263 mExistingSystemPackages.add(ps.name); 2264 } 2265 } 2266 } 2267 2268 // Collect vendor overlay packages. 2269 // (Do this before scanning any apps.) 2270 // For security and version matching reason, only consider 2271 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2272 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2273 scanDirTracedLI(vendorOverlayDir, mDefParseFlags 2274 | PackageParser.PARSE_IS_SYSTEM 2275 | PackageParser.PARSE_IS_SYSTEM_DIR 2276 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2277 2278 // Find base frameworks (resource packages without code). 2279 scanDirTracedLI(frameworkDir, mDefParseFlags 2280 | PackageParser.PARSE_IS_SYSTEM 2281 | PackageParser.PARSE_IS_SYSTEM_DIR 2282 | PackageParser.PARSE_IS_PRIVILEGED, 2283 scanFlags | SCAN_NO_DEX, 0); 2284 2285 // Collected privileged system packages. 2286 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2287 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2288 | PackageParser.PARSE_IS_SYSTEM 2289 | PackageParser.PARSE_IS_SYSTEM_DIR 2290 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2291 2292 // Collect ordinary system packages. 2293 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2294 scanDirTracedLI(systemAppDir, mDefParseFlags 2295 | PackageParser.PARSE_IS_SYSTEM 2296 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2297 2298 // Collect all vendor packages. 2299 File vendorAppDir = new File("/vendor/app"); 2300 try { 2301 vendorAppDir = vendorAppDir.getCanonicalFile(); 2302 } catch (IOException e) { 2303 // failed to look up canonical path, continue with original one 2304 } 2305 scanDirTracedLI(vendorAppDir, mDefParseFlags 2306 | PackageParser.PARSE_IS_SYSTEM 2307 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2308 2309 // Collect all OEM packages. 2310 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2311 scanDirTracedLI(oemAppDir, mDefParseFlags 2312 | PackageParser.PARSE_IS_SYSTEM 2313 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2314 2315 // Prune any system packages that no longer exist. 2316 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2317 if (!mOnlyCore) { 2318 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2319 while (psit.hasNext()) { 2320 PackageSetting ps = psit.next(); 2321 2322 /* 2323 * If this is not a system app, it can't be a 2324 * disable system app. 2325 */ 2326 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2327 continue; 2328 } 2329 2330 /* 2331 * If the package is scanned, it's not erased. 2332 */ 2333 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2334 if (scannedPkg != null) { 2335 /* 2336 * If the system app is both scanned and in the 2337 * disabled packages list, then it must have been 2338 * added via OTA. Remove it from the currently 2339 * scanned package so the previously user-installed 2340 * application can be scanned. 2341 */ 2342 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2343 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2344 + ps.name + "; removing system app. Last known codePath=" 2345 + ps.codePathString + ", installStatus=" + ps.installStatus 2346 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2347 + scannedPkg.mVersionCode); 2348 removePackageLI(scannedPkg, true); 2349 mExpectingBetter.put(ps.name, ps.codePath); 2350 } 2351 2352 continue; 2353 } 2354 2355 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2356 psit.remove(); 2357 logCriticalInfo(Log.WARN, "System package " + ps.name 2358 + " no longer exists; it's data will be wiped"); 2359 // Actual deletion of code and data will be handled by later 2360 // reconciliation step 2361 } else { 2362 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2363 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2364 possiblyDeletedUpdatedSystemApps.add(ps.name); 2365 } 2366 } 2367 } 2368 } 2369 2370 //look for any incomplete package installations 2371 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2372 for (int i = 0; i < deletePkgsList.size(); i++) { 2373 // Actual deletion of code and data will be handled by later 2374 // reconciliation step 2375 final String packageName = deletePkgsList.get(i).name; 2376 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2377 synchronized (mPackages) { 2378 mSettings.removePackageLPw(packageName); 2379 } 2380 } 2381 2382 //delete tmp files 2383 deleteTempPackageFiles(); 2384 2385 // Remove any shared userIDs that have no associated packages 2386 mSettings.pruneSharedUsersLPw(); 2387 2388 if (!mOnlyCore) { 2389 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2390 SystemClock.uptimeMillis()); 2391 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2392 2393 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2394 | PackageParser.PARSE_FORWARD_LOCK, 2395 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2396 2397 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2398 | PackageParser.PARSE_IS_EPHEMERAL, 2399 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2400 2401 /** 2402 * Remove disable package settings for any updated system 2403 * apps that were removed via an OTA. If they're not a 2404 * previously-updated app, remove them completely. 2405 * Otherwise, just revoke their system-level permissions. 2406 */ 2407 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2408 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2409 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2410 2411 String msg; 2412 if (deletedPkg == null) { 2413 msg = "Updated system package " + deletedAppName 2414 + " no longer exists; it's data will be wiped"; 2415 // Actual deletion of code and data will be handled by later 2416 // reconciliation step 2417 } else { 2418 msg = "Updated system app + " + deletedAppName 2419 + " no longer present; removing system privileges for " 2420 + deletedAppName; 2421 2422 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2423 2424 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2425 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2426 } 2427 logCriticalInfo(Log.WARN, msg); 2428 } 2429 2430 /** 2431 * Make sure all system apps that we expected to appear on 2432 * the userdata partition actually showed up. If they never 2433 * appeared, crawl back and revive the system version. 2434 */ 2435 for (int i = 0; i < mExpectingBetter.size(); i++) { 2436 final String packageName = mExpectingBetter.keyAt(i); 2437 if (!mPackages.containsKey(packageName)) { 2438 final File scanFile = mExpectingBetter.valueAt(i); 2439 2440 logCriticalInfo(Log.WARN, "Expected better " + packageName 2441 + " but never showed up; reverting to system"); 2442 2443 int reparseFlags = mDefParseFlags; 2444 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2445 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2446 | PackageParser.PARSE_IS_SYSTEM_DIR 2447 | PackageParser.PARSE_IS_PRIVILEGED; 2448 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2449 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2450 | PackageParser.PARSE_IS_SYSTEM_DIR; 2451 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2452 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2453 | PackageParser.PARSE_IS_SYSTEM_DIR; 2454 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2455 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2456 | PackageParser.PARSE_IS_SYSTEM_DIR; 2457 } else { 2458 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2459 continue; 2460 } 2461 2462 mSettings.enableSystemPackageLPw(packageName); 2463 2464 try { 2465 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2466 } catch (PackageManagerException e) { 2467 Slog.e(TAG, "Failed to parse original system package: " 2468 + e.getMessage()); 2469 } 2470 } 2471 } 2472 } 2473 mExpectingBetter.clear(); 2474 2475 // Resolve the storage manager. 2476 mStorageManagerPackage = getStorageManagerPackageName(); 2477 2478 // Resolve protected action filters. Only the setup wizard is allowed to 2479 // have a high priority filter for these actions. 2480 mSetupWizardPackage = getSetupWizardPackageName(); 2481 if (mProtectedFilters.size() > 0) { 2482 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2483 Slog.i(TAG, "No setup wizard;" 2484 + " All protected intents capped to priority 0"); 2485 } 2486 for (ActivityIntentInfo filter : mProtectedFilters) { 2487 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2488 if (DEBUG_FILTERS) { 2489 Slog.i(TAG, "Found setup wizard;" 2490 + " allow priority " + filter.getPriority() + ";" 2491 + " package: " + filter.activity.info.packageName 2492 + " activity: " + filter.activity.className 2493 + " priority: " + filter.getPriority()); 2494 } 2495 // skip setup wizard; allow it to keep the high priority filter 2496 continue; 2497 } 2498 Slog.w(TAG, "Protected action; cap priority to 0;" 2499 + " package: " + filter.activity.info.packageName 2500 + " activity: " + filter.activity.className 2501 + " origPrio: " + filter.getPriority()); 2502 filter.setPriority(0); 2503 } 2504 } 2505 mDeferProtectedFilters = false; 2506 mProtectedFilters.clear(); 2507 2508 // Now that we know all of the shared libraries, update all clients to have 2509 // the correct library paths. 2510 updateAllSharedLibrariesLPw(); 2511 2512 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2513 // NOTE: We ignore potential failures here during a system scan (like 2514 // the rest of the commands above) because there's precious little we 2515 // can do about it. A settings error is reported, though. 2516 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2517 false /* boot complete */); 2518 } 2519 2520 // Now that we know all the packages we are keeping, 2521 // read and update their last usage times. 2522 mPackageUsage.read(mPackages); 2523 mCompilerStats.read(); 2524 2525 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2526 SystemClock.uptimeMillis()); 2527 Slog.i(TAG, "Time to scan packages: " 2528 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2529 + " seconds"); 2530 2531 // If the platform SDK has changed since the last time we booted, 2532 // we need to re-grant app permission to catch any new ones that 2533 // appear. This is really a hack, and means that apps can in some 2534 // cases get permissions that the user didn't initially explicitly 2535 // allow... it would be nice to have some better way to handle 2536 // this situation. 2537 int updateFlags = UPDATE_PERMISSIONS_ALL; 2538 if (ver.sdkVersion != mSdkVersion) { 2539 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2540 + mSdkVersion + "; regranting permissions for internal storage"); 2541 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2542 } 2543 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2544 ver.sdkVersion = mSdkVersion; 2545 2546 // If this is the first boot or an update from pre-M, and it is a normal 2547 // boot, then we need to initialize the default preferred apps across 2548 // all defined users. 2549 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2550 for (UserInfo user : sUserManager.getUsers(true)) { 2551 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2552 applyFactoryDefaultBrowserLPw(user.id); 2553 primeDomainVerificationsLPw(user.id); 2554 } 2555 } 2556 2557 // Prepare storage for system user really early during boot, 2558 // since core system apps like SettingsProvider and SystemUI 2559 // can't wait for user to start 2560 final int storageFlags; 2561 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2562 storageFlags = StorageManager.FLAG_STORAGE_DE; 2563 } else { 2564 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2565 } 2566 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2567 storageFlags); 2568 2569 // If this is first boot after an OTA, and a normal boot, then 2570 // we need to clear code cache directories. 2571 // Note that we do *not* clear the application profiles. These remain valid 2572 // across OTAs and are used to drive profile verification (post OTA) and 2573 // profile compilation (without waiting to collect a fresh set of profiles). 2574 if (mIsUpgrade && !onlyCore) { 2575 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2576 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2577 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2578 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2579 // No apps are running this early, so no need to freeze 2580 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2581 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2582 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2583 } 2584 } 2585 ver.fingerprint = Build.FINGERPRINT; 2586 } 2587 2588 checkDefaultBrowser(); 2589 2590 // clear only after permissions and other defaults have been updated 2591 mExistingSystemPackages.clear(); 2592 mPromoteSystemApps = false; 2593 2594 // All the changes are done during package scanning. 2595 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2596 2597 // can downgrade to reader 2598 mSettings.writeLPr(); 2599 2600 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2601 // early on (before the package manager declares itself as early) because other 2602 // components in the system server might ask for package contexts for these apps. 2603 // 2604 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2605 // (i.e, that the data partition is unavailable). 2606 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2607 long start = System.nanoTime(); 2608 List<PackageParser.Package> coreApps = new ArrayList<>(); 2609 for (PackageParser.Package pkg : mPackages.values()) { 2610 if (pkg.coreApp) { 2611 coreApps.add(pkg); 2612 } 2613 } 2614 2615 int[] stats = performDexOptUpgrade(coreApps, false, 2616 getCompilerFilterForReason(REASON_CORE_APP)); 2617 2618 final int elapsedTimeSeconds = 2619 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2620 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2621 2622 if (DEBUG_DEXOPT) { 2623 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2624 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2625 } 2626 2627 2628 // TODO: Should we log these stats to tron too ? 2629 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2630 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2631 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2632 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2633 } 2634 2635 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2636 SystemClock.uptimeMillis()); 2637 2638 if (!mOnlyCore) { 2639 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2640 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2641 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2642 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2643 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2644 mIntentFilterVerifierComponent); 2645 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2646 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES); 2647 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2648 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED); 2649 } else { 2650 mRequiredVerifierPackage = null; 2651 mRequiredInstallerPackage = null; 2652 mRequiredUninstallerPackage = null; 2653 mIntentFilterVerifierComponent = null; 2654 mIntentFilterVerifier = null; 2655 mServicesSystemSharedLibraryPackageName = null; 2656 mSharedSystemSharedLibraryPackageName = null; 2657 } 2658 2659 mInstallerService = new PackageInstallerService(context, this); 2660 2661 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2662 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2663 // both the installer and resolver must be present to enable ephemeral 2664 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2665 if (DEBUG_EPHEMERAL) { 2666 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2667 + " installer:" + ephemeralInstallerComponent); 2668 } 2669 mEphemeralResolverComponent = ephemeralResolverComponent; 2670 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2671 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2672 mEphemeralResolverConnection = 2673 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2674 } else { 2675 if (DEBUG_EPHEMERAL) { 2676 final String missingComponent = 2677 (ephemeralResolverComponent == null) 2678 ? (ephemeralInstallerComponent == null) 2679 ? "resolver and installer" 2680 : "resolver" 2681 : "installer"; 2682 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2683 } 2684 mEphemeralResolverComponent = null; 2685 mEphemeralInstallerComponent = null; 2686 mEphemeralResolverConnection = null; 2687 } 2688 2689 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2690 } // synchronized (mPackages) 2691 } // synchronized (mInstallLock) 2692 2693 // Now after opening every single application zip, make sure they 2694 // are all flushed. Not really needed, but keeps things nice and 2695 // tidy. 2696 Runtime.getRuntime().gc(); 2697 2698 // The initial scanning above does many calls into installd while 2699 // holding the mPackages lock, but we're mostly interested in yelling 2700 // once we have a booted system. 2701 mInstaller.setWarnIfHeld(mPackages); 2702 2703 // Expose private service for system components to use. 2704 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2705 } 2706 2707 @Override 2708 public boolean isFirstBoot() { 2709 return mFirstBoot; 2710 } 2711 2712 @Override 2713 public boolean isOnlyCoreApps() { 2714 return mOnlyCore; 2715 } 2716 2717 @Override 2718 public boolean isUpgrade() { 2719 return mIsUpgrade; 2720 } 2721 2722 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2723 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2724 2725 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2726 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2727 UserHandle.USER_SYSTEM); 2728 if (matches.size() == 1) { 2729 return matches.get(0).getComponentInfo().packageName; 2730 } else if (matches.size() == 0) { 2731 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2732 return null; 2733 } 2734 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2735 } 2736 2737 private @NonNull String getRequiredSharedLibraryLPr(String libraryName) { 2738 synchronized (mPackages) { 2739 SharedLibraryEntry libraryEntry = mSharedLibraries.get(libraryName); 2740 if (libraryEntry == null) { 2741 throw new IllegalStateException("Missing required shared library:" + libraryName); 2742 } 2743 return libraryEntry.apk; 2744 } 2745 } 2746 2747 private @NonNull String getRequiredInstallerLPr() { 2748 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2749 intent.addCategory(Intent.CATEGORY_DEFAULT); 2750 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2751 2752 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2753 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2754 UserHandle.USER_SYSTEM); 2755 if (matches.size() == 1) { 2756 ResolveInfo resolveInfo = matches.get(0); 2757 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2758 throw new RuntimeException("The installer must be a privileged app"); 2759 } 2760 return matches.get(0).getComponentInfo().packageName; 2761 } else { 2762 throw new RuntimeException("There must be exactly one installer; found " + matches); 2763 } 2764 } 2765 2766 private @NonNull String getRequiredUninstallerLPr() { 2767 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 2768 intent.addCategory(Intent.CATEGORY_DEFAULT); 2769 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 2770 2771 final ResolveInfo resolveInfo = resolveIntent(intent, null, 2772 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2773 UserHandle.USER_SYSTEM); 2774 if (resolveInfo == null || 2775 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 2776 throw new RuntimeException("There must be exactly one uninstaller; found " 2777 + resolveInfo); 2778 } 2779 return resolveInfo.getComponentInfo().packageName; 2780 } 2781 2782 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2783 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2784 2785 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2786 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2787 UserHandle.USER_SYSTEM); 2788 ResolveInfo best = null; 2789 final int N = matches.size(); 2790 for (int i = 0; i < N; i++) { 2791 final ResolveInfo cur = matches.get(i); 2792 final String packageName = cur.getComponentInfo().packageName; 2793 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2794 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2795 continue; 2796 } 2797 2798 if (best == null || cur.priority > best.priority) { 2799 best = cur; 2800 } 2801 } 2802 2803 if (best != null) { 2804 return best.getComponentInfo().getComponentName(); 2805 } else { 2806 throw new RuntimeException("There must be at least one intent filter verifier"); 2807 } 2808 } 2809 2810 private @Nullable ComponentName getEphemeralResolverLPr() { 2811 final String[] packageArray = 2812 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2813 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 2814 if (DEBUG_EPHEMERAL) { 2815 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2816 } 2817 return null; 2818 } 2819 2820 final int resolveFlags = 2821 MATCH_DIRECT_BOOT_AWARE 2822 | MATCH_DIRECT_BOOT_UNAWARE 2823 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2824 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2825 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 2826 resolveFlags, UserHandle.USER_SYSTEM); 2827 2828 final int N = resolvers.size(); 2829 if (N == 0) { 2830 if (DEBUG_EPHEMERAL) { 2831 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2832 } 2833 return null; 2834 } 2835 2836 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2837 for (int i = 0; i < N; i++) { 2838 final ResolveInfo info = resolvers.get(i); 2839 2840 if (info.serviceInfo == null) { 2841 continue; 2842 } 2843 2844 final String packageName = info.serviceInfo.packageName; 2845 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 2846 if (DEBUG_EPHEMERAL) { 2847 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2848 + " pkg: " + packageName + ", info:" + info); 2849 } 2850 continue; 2851 } 2852 2853 if (DEBUG_EPHEMERAL) { 2854 Slog.v(TAG, "Ephemeral resolver found;" 2855 + " pkg: " + packageName + ", info:" + info); 2856 } 2857 return new ComponentName(packageName, info.serviceInfo.name); 2858 } 2859 if (DEBUG_EPHEMERAL) { 2860 Slog.v(TAG, "Ephemeral resolver NOT found"); 2861 } 2862 return null; 2863 } 2864 2865 private @Nullable ComponentName getEphemeralInstallerLPr() { 2866 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2867 intent.addCategory(Intent.CATEGORY_DEFAULT); 2868 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2869 2870 final int resolveFlags = 2871 MATCH_DIRECT_BOOT_AWARE 2872 | MATCH_DIRECT_BOOT_UNAWARE 2873 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2874 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2875 resolveFlags, UserHandle.USER_SYSTEM); 2876 if (matches.size() == 0) { 2877 return null; 2878 } else if (matches.size() == 1) { 2879 return matches.get(0).getComponentInfo().getComponentName(); 2880 } else { 2881 throw new RuntimeException( 2882 "There must be at most one ephemeral installer; found " + matches); 2883 } 2884 } 2885 2886 private void primeDomainVerificationsLPw(int userId) { 2887 if (DEBUG_DOMAIN_VERIFICATION) { 2888 Slog.d(TAG, "Priming domain verifications in user " + userId); 2889 } 2890 2891 SystemConfig systemConfig = SystemConfig.getInstance(); 2892 ArraySet<String> packages = systemConfig.getLinkedApps(); 2893 ArraySet<String> domains = new ArraySet<String>(); 2894 2895 for (String packageName : packages) { 2896 PackageParser.Package pkg = mPackages.get(packageName); 2897 if (pkg != null) { 2898 if (!pkg.isSystemApp()) { 2899 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2900 continue; 2901 } 2902 2903 domains.clear(); 2904 for (PackageParser.Activity a : pkg.activities) { 2905 for (ActivityIntentInfo filter : a.intents) { 2906 if (hasValidDomains(filter)) { 2907 domains.addAll(filter.getHostsList()); 2908 } 2909 } 2910 } 2911 2912 if (domains.size() > 0) { 2913 if (DEBUG_DOMAIN_VERIFICATION) { 2914 Slog.v(TAG, " + " + packageName); 2915 } 2916 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2917 // state w.r.t. the formal app-linkage "no verification attempted" state; 2918 // and then 'always' in the per-user state actually used for intent resolution. 2919 final IntentFilterVerificationInfo ivi; 2920 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2921 new ArrayList<String>(domains)); 2922 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2923 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2924 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2925 } else { 2926 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2927 + "' does not handle web links"); 2928 } 2929 } else { 2930 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2931 } 2932 } 2933 2934 scheduleWritePackageRestrictionsLocked(userId); 2935 scheduleWriteSettingsLocked(); 2936 } 2937 2938 private void applyFactoryDefaultBrowserLPw(int userId) { 2939 // The default browser app's package name is stored in a string resource, 2940 // with a product-specific overlay used for vendor customization. 2941 String browserPkg = mContext.getResources().getString( 2942 com.android.internal.R.string.default_browser); 2943 if (!TextUtils.isEmpty(browserPkg)) { 2944 // non-empty string => required to be a known package 2945 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2946 if (ps == null) { 2947 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2948 browserPkg = null; 2949 } else { 2950 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2951 } 2952 } 2953 2954 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2955 // default. If there's more than one, just leave everything alone. 2956 if (browserPkg == null) { 2957 calculateDefaultBrowserLPw(userId); 2958 } 2959 } 2960 2961 private void calculateDefaultBrowserLPw(int userId) { 2962 List<String> allBrowsers = resolveAllBrowserApps(userId); 2963 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2964 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2965 } 2966 2967 private List<String> resolveAllBrowserApps(int userId) { 2968 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2969 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 2970 PackageManager.MATCH_ALL, userId); 2971 2972 final int count = list.size(); 2973 List<String> result = new ArrayList<String>(count); 2974 for (int i=0; i<count; i++) { 2975 ResolveInfo info = list.get(i); 2976 if (info.activityInfo == null 2977 || !info.handleAllWebDataURI 2978 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2979 || result.contains(info.activityInfo.packageName)) { 2980 continue; 2981 } 2982 result.add(info.activityInfo.packageName); 2983 } 2984 2985 return result; 2986 } 2987 2988 private boolean packageIsBrowser(String packageName, int userId) { 2989 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 2990 PackageManager.MATCH_ALL, userId); 2991 final int N = list.size(); 2992 for (int i = 0; i < N; i++) { 2993 ResolveInfo info = list.get(i); 2994 if (packageName.equals(info.activityInfo.packageName)) { 2995 return true; 2996 } 2997 } 2998 return false; 2999 } 3000 3001 private void checkDefaultBrowser() { 3002 final int myUserId = UserHandle.myUserId(); 3003 final String packageName = getDefaultBrowserPackageName(myUserId); 3004 if (packageName != null) { 3005 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3006 if (info == null) { 3007 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3008 synchronized (mPackages) { 3009 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3010 } 3011 } 3012 } 3013 } 3014 3015 @Override 3016 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3017 throws RemoteException { 3018 try { 3019 return super.onTransact(code, data, reply, flags); 3020 } catch (RuntimeException e) { 3021 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3022 Slog.wtf(TAG, "Package Manager Crash", e); 3023 } 3024 throw e; 3025 } 3026 } 3027 3028 static int[] appendInts(int[] cur, int[] add) { 3029 if (add == null) return cur; 3030 if (cur == null) return add; 3031 final int N = add.length; 3032 for (int i=0; i<N; i++) { 3033 cur = appendInt(cur, add[i]); 3034 } 3035 return cur; 3036 } 3037 3038 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3039 if (!sUserManager.exists(userId)) return null; 3040 if (ps == null) { 3041 return null; 3042 } 3043 final PackageParser.Package p = ps.pkg; 3044 if (p == null) { 3045 return null; 3046 } 3047 3048 final PermissionsState permissionsState = ps.getPermissionsState(); 3049 3050 // Compute GIDs only if requested 3051 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3052 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3053 // Compute granted permissions only if package has requested permissions 3054 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3055 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3056 final PackageUserState state = ps.readUserState(userId); 3057 3058 return PackageParser.generatePackageInfo(p, gids, flags, 3059 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3060 } 3061 3062 @Override 3063 public void checkPackageStartable(String packageName, int userId) { 3064 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3065 3066 synchronized (mPackages) { 3067 final PackageSetting ps = mSettings.mPackages.get(packageName); 3068 if (ps == null) { 3069 throw new SecurityException("Package " + packageName + " was not found!"); 3070 } 3071 3072 if (!ps.getInstalled(userId)) { 3073 throw new SecurityException( 3074 "Package " + packageName + " was not installed for user " + userId + "!"); 3075 } 3076 3077 if (mSafeMode && !ps.isSystem()) { 3078 throw new SecurityException("Package " + packageName + " not a system app!"); 3079 } 3080 3081 if (mFrozenPackages.contains(packageName)) { 3082 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3083 } 3084 3085 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3086 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3087 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3088 } 3089 } 3090 } 3091 3092 @Override 3093 public boolean isPackageAvailable(String packageName, int userId) { 3094 if (!sUserManager.exists(userId)) return false; 3095 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3096 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3097 synchronized (mPackages) { 3098 PackageParser.Package p = mPackages.get(packageName); 3099 if (p != null) { 3100 final PackageSetting ps = (PackageSetting) p.mExtras; 3101 if (ps != null) { 3102 final PackageUserState state = ps.readUserState(userId); 3103 if (state != null) { 3104 return PackageParser.isAvailable(state); 3105 } 3106 } 3107 } 3108 } 3109 return false; 3110 } 3111 3112 @Override 3113 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3114 if (!sUserManager.exists(userId)) return null; 3115 flags = updateFlagsForPackage(flags, userId, packageName); 3116 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3117 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3118 // reader 3119 synchronized (mPackages) { 3120 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3121 PackageParser.Package p = null; 3122 if (matchFactoryOnly) { 3123 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3124 if (ps != null) { 3125 return generatePackageInfo(ps, flags, userId); 3126 } 3127 } 3128 if (p == null) { 3129 p = mPackages.get(packageName); 3130 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3131 return null; 3132 } 3133 } 3134 if (DEBUG_PACKAGE_INFO) 3135 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3136 if (p != null) { 3137 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3138 } 3139 if (!matchFactoryOnly && (flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3140 final PackageSetting ps = mSettings.mPackages.get(packageName); 3141 return generatePackageInfo(ps, flags, userId); 3142 } 3143 } 3144 return null; 3145 } 3146 3147 @Override 3148 public String[] currentToCanonicalPackageNames(String[] names) { 3149 String[] out = new String[names.length]; 3150 // reader 3151 synchronized (mPackages) { 3152 for (int i=names.length-1; i>=0; i--) { 3153 PackageSetting ps = mSettings.mPackages.get(names[i]); 3154 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3155 } 3156 } 3157 return out; 3158 } 3159 3160 @Override 3161 public String[] canonicalToCurrentPackageNames(String[] names) { 3162 String[] out = new String[names.length]; 3163 // reader 3164 synchronized (mPackages) { 3165 for (int i=names.length-1; i>=0; i--) { 3166 String cur = mSettings.mRenamedPackages.get(names[i]); 3167 out[i] = cur != null ? cur : names[i]; 3168 } 3169 } 3170 return out; 3171 } 3172 3173 @Override 3174 public int getPackageUid(String packageName, int flags, int userId) { 3175 if (!sUserManager.exists(userId)) return -1; 3176 flags = updateFlagsForPackage(flags, userId, packageName); 3177 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3178 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3179 3180 // reader 3181 synchronized (mPackages) { 3182 final PackageParser.Package p = mPackages.get(packageName); 3183 if (p != null && p.isMatch(flags)) { 3184 return UserHandle.getUid(userId, p.applicationInfo.uid); 3185 } 3186 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3187 final PackageSetting ps = mSettings.mPackages.get(packageName); 3188 if (ps != null && ps.isMatch(flags)) { 3189 return UserHandle.getUid(userId, ps.appId); 3190 } 3191 } 3192 } 3193 3194 return -1; 3195 } 3196 3197 @Override 3198 public int[] getPackageGids(String packageName, int flags, int userId) { 3199 if (!sUserManager.exists(userId)) return null; 3200 flags = updateFlagsForPackage(flags, userId, packageName); 3201 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3202 false /* requireFullPermission */, false /* checkShell */, 3203 "getPackageGids"); 3204 3205 // reader 3206 synchronized (mPackages) { 3207 final PackageParser.Package p = mPackages.get(packageName); 3208 if (p != null && p.isMatch(flags)) { 3209 PackageSetting ps = (PackageSetting) p.mExtras; 3210 return ps.getPermissionsState().computeGids(userId); 3211 } 3212 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3213 final PackageSetting ps = mSettings.mPackages.get(packageName); 3214 if (ps != null && ps.isMatch(flags)) { 3215 return ps.getPermissionsState().computeGids(userId); 3216 } 3217 } 3218 } 3219 3220 return null; 3221 } 3222 3223 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3224 if (bp.perm != null) { 3225 return PackageParser.generatePermissionInfo(bp.perm, flags); 3226 } 3227 PermissionInfo pi = new PermissionInfo(); 3228 pi.name = bp.name; 3229 pi.packageName = bp.sourcePackage; 3230 pi.nonLocalizedLabel = bp.name; 3231 pi.protectionLevel = bp.protectionLevel; 3232 return pi; 3233 } 3234 3235 @Override 3236 public PermissionInfo getPermissionInfo(String name, int flags) { 3237 // reader 3238 synchronized (mPackages) { 3239 final BasePermission p = mSettings.mPermissions.get(name); 3240 if (p != null) { 3241 return generatePermissionInfo(p, flags); 3242 } 3243 return null; 3244 } 3245 } 3246 3247 @Override 3248 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3249 int flags) { 3250 // reader 3251 synchronized (mPackages) { 3252 if (group != null && !mPermissionGroups.containsKey(group)) { 3253 // This is thrown as NameNotFoundException 3254 return null; 3255 } 3256 3257 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3258 for (BasePermission p : mSettings.mPermissions.values()) { 3259 if (group == null) { 3260 if (p.perm == null || p.perm.info.group == null) { 3261 out.add(generatePermissionInfo(p, flags)); 3262 } 3263 } else { 3264 if (p.perm != null && group.equals(p.perm.info.group)) { 3265 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3266 } 3267 } 3268 } 3269 return new ParceledListSlice<>(out); 3270 } 3271 } 3272 3273 @Override 3274 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3275 // reader 3276 synchronized (mPackages) { 3277 return PackageParser.generatePermissionGroupInfo( 3278 mPermissionGroups.get(name), flags); 3279 } 3280 } 3281 3282 @Override 3283 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3284 // reader 3285 synchronized (mPackages) { 3286 final int N = mPermissionGroups.size(); 3287 ArrayList<PermissionGroupInfo> out 3288 = new ArrayList<PermissionGroupInfo>(N); 3289 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3290 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3291 } 3292 return new ParceledListSlice<>(out); 3293 } 3294 } 3295 3296 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3297 int userId) { 3298 if (!sUserManager.exists(userId)) return null; 3299 PackageSetting ps = mSettings.mPackages.get(packageName); 3300 if (ps != null) { 3301 if (ps.pkg == null) { 3302 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3303 if (pInfo != null) { 3304 return pInfo.applicationInfo; 3305 } 3306 return null; 3307 } 3308 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3309 ps.readUserState(userId), userId); 3310 } 3311 return null; 3312 } 3313 3314 @Override 3315 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3316 if (!sUserManager.exists(userId)) return null; 3317 flags = updateFlagsForApplication(flags, userId, packageName); 3318 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3319 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3320 // writer 3321 synchronized (mPackages) { 3322 PackageParser.Package p = mPackages.get(packageName); 3323 if (DEBUG_PACKAGE_INFO) Log.v( 3324 TAG, "getApplicationInfo " + packageName 3325 + ": " + p); 3326 if (p != null) { 3327 PackageSetting ps = mSettings.mPackages.get(packageName); 3328 if (ps == null) return null; 3329 // Note: isEnabledLP() does not apply here - always return info 3330 return PackageParser.generateApplicationInfo( 3331 p, flags, ps.readUserState(userId), userId); 3332 } 3333 if ("android".equals(packageName)||"system".equals(packageName)) { 3334 return mAndroidApplication; 3335 } 3336 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3337 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3338 } 3339 } 3340 return null; 3341 } 3342 3343 @Override 3344 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3345 final IPackageDataObserver observer) { 3346 mContext.enforceCallingOrSelfPermission( 3347 android.Manifest.permission.CLEAR_APP_CACHE, null); 3348 // Queue up an async operation since clearing cache may take a little while. 3349 mHandler.post(new Runnable() { 3350 public void run() { 3351 mHandler.removeCallbacks(this); 3352 boolean success = true; 3353 synchronized (mInstallLock) { 3354 try { 3355 mInstaller.freeCache(volumeUuid, freeStorageSize); 3356 } catch (InstallerException e) { 3357 Slog.w(TAG, "Couldn't clear application caches: " + e); 3358 success = false; 3359 } 3360 } 3361 if (observer != null) { 3362 try { 3363 observer.onRemoveCompleted(null, success); 3364 } catch (RemoteException e) { 3365 Slog.w(TAG, "RemoveException when invoking call back"); 3366 } 3367 } 3368 } 3369 }); 3370 } 3371 3372 @Override 3373 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3374 final IntentSender pi) { 3375 mContext.enforceCallingOrSelfPermission( 3376 android.Manifest.permission.CLEAR_APP_CACHE, null); 3377 // Queue up an async operation since clearing cache may take a little while. 3378 mHandler.post(new Runnable() { 3379 public void run() { 3380 mHandler.removeCallbacks(this); 3381 boolean success = true; 3382 synchronized (mInstallLock) { 3383 try { 3384 mInstaller.freeCache(volumeUuid, freeStorageSize); 3385 } catch (InstallerException e) { 3386 Slog.w(TAG, "Couldn't clear application caches: " + e); 3387 success = false; 3388 } 3389 } 3390 if(pi != null) { 3391 try { 3392 // Callback via pending intent 3393 int code = success ? 1 : 0; 3394 pi.sendIntent(null, code, null, 3395 null, null); 3396 } catch (SendIntentException e1) { 3397 Slog.i(TAG, "Failed to send pending intent"); 3398 } 3399 } 3400 } 3401 }); 3402 } 3403 3404 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3405 synchronized (mInstallLock) { 3406 try { 3407 mInstaller.freeCache(volumeUuid, freeStorageSize); 3408 } catch (InstallerException e) { 3409 throw new IOException("Failed to free enough space", e); 3410 } 3411 } 3412 } 3413 3414 /** 3415 * Update given flags based on encryption status of current user. 3416 */ 3417 private int updateFlags(int flags, int userId) { 3418 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3419 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3420 // Caller expressed an explicit opinion about what encryption 3421 // aware/unaware components they want to see, so fall through and 3422 // give them what they want 3423 } else { 3424 // Caller expressed no opinion, so match based on user state 3425 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3426 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3427 } else { 3428 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3429 } 3430 } 3431 return flags; 3432 } 3433 3434 private UserManagerInternal getUserManagerInternal() { 3435 if (mUserManagerInternal == null) { 3436 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3437 } 3438 return mUserManagerInternal; 3439 } 3440 3441 /** 3442 * Update given flags when being used to request {@link PackageInfo}. 3443 */ 3444 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3445 boolean triaged = true; 3446 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3447 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3448 // Caller is asking for component details, so they'd better be 3449 // asking for specific encryption matching behavior, or be triaged 3450 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3451 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3452 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3453 triaged = false; 3454 } 3455 } 3456 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3457 | PackageManager.MATCH_SYSTEM_ONLY 3458 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3459 triaged = false; 3460 } 3461 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3462 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3463 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3464 } 3465 return updateFlags(flags, userId); 3466 } 3467 3468 /** 3469 * Update given flags when being used to request {@link ApplicationInfo}. 3470 */ 3471 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3472 return updateFlagsForPackage(flags, userId, cookie); 3473 } 3474 3475 /** 3476 * Update given flags when being used to request {@link ComponentInfo}. 3477 */ 3478 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3479 if (cookie instanceof Intent) { 3480 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3481 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3482 } 3483 } 3484 3485 boolean triaged = true; 3486 // Caller is asking for component details, so they'd better be 3487 // asking for specific encryption matching behavior, or be triaged 3488 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3489 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3490 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3491 triaged = false; 3492 } 3493 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3494 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3495 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3496 } 3497 3498 return updateFlags(flags, userId); 3499 } 3500 3501 /** 3502 * Update given flags when being used to request {@link ResolveInfo}. 3503 */ 3504 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3505 // Safe mode means we shouldn't match any third-party components 3506 if (mSafeMode) { 3507 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3508 } 3509 3510 return updateFlagsForComponent(flags, userId, cookie); 3511 } 3512 3513 @Override 3514 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3515 if (!sUserManager.exists(userId)) return null; 3516 flags = updateFlagsForComponent(flags, userId, component); 3517 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3518 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3519 synchronized (mPackages) { 3520 PackageParser.Activity a = mActivities.mActivities.get(component); 3521 3522 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3523 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3524 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3525 if (ps == null) return null; 3526 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3527 userId); 3528 } 3529 if (mResolveComponentName.equals(component)) { 3530 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3531 new PackageUserState(), userId); 3532 } 3533 } 3534 return null; 3535 } 3536 3537 @Override 3538 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3539 String resolvedType) { 3540 synchronized (mPackages) { 3541 if (component.equals(mResolveComponentName)) { 3542 // The resolver supports EVERYTHING! 3543 return true; 3544 } 3545 PackageParser.Activity a = mActivities.mActivities.get(component); 3546 if (a == null) { 3547 return false; 3548 } 3549 for (int i=0; i<a.intents.size(); i++) { 3550 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3551 intent.getData(), intent.getCategories(), TAG) >= 0) { 3552 return true; 3553 } 3554 } 3555 return false; 3556 } 3557 } 3558 3559 @Override 3560 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3561 if (!sUserManager.exists(userId)) return null; 3562 flags = updateFlagsForComponent(flags, userId, component); 3563 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3564 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 3565 synchronized (mPackages) { 3566 PackageParser.Activity a = mReceivers.mActivities.get(component); 3567 if (DEBUG_PACKAGE_INFO) Log.v( 3568 TAG, "getReceiverInfo " + component + ": " + a); 3569 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3570 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3571 if (ps == null) return null; 3572 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3573 userId); 3574 } 3575 } 3576 return null; 3577 } 3578 3579 @Override 3580 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3581 if (!sUserManager.exists(userId)) return null; 3582 flags = updateFlagsForComponent(flags, userId, component); 3583 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3584 false /* requireFullPermission */, false /* checkShell */, "get service info"); 3585 synchronized (mPackages) { 3586 PackageParser.Service s = mServices.mServices.get(component); 3587 if (DEBUG_PACKAGE_INFO) Log.v( 3588 TAG, "getServiceInfo " + component + ": " + s); 3589 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3590 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3591 if (ps == null) return null; 3592 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3593 userId); 3594 } 3595 } 3596 return null; 3597 } 3598 3599 @Override 3600 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3601 if (!sUserManager.exists(userId)) return null; 3602 flags = updateFlagsForComponent(flags, userId, component); 3603 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3604 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 3605 synchronized (mPackages) { 3606 PackageParser.Provider p = mProviders.mProviders.get(component); 3607 if (DEBUG_PACKAGE_INFO) Log.v( 3608 TAG, "getProviderInfo " + component + ": " + p); 3609 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3610 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3611 if (ps == null) return null; 3612 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3613 userId); 3614 } 3615 } 3616 return null; 3617 } 3618 3619 @Override 3620 public String[] getSystemSharedLibraryNames() { 3621 Set<String> libSet; 3622 synchronized (mPackages) { 3623 libSet = mSharedLibraries.keySet(); 3624 int size = libSet.size(); 3625 if (size > 0) { 3626 String[] libs = new String[size]; 3627 libSet.toArray(libs); 3628 return libs; 3629 } 3630 } 3631 return null; 3632 } 3633 3634 @Override 3635 public @NonNull String getServicesSystemSharedLibraryPackageName() { 3636 synchronized (mPackages) { 3637 return mServicesSystemSharedLibraryPackageName; 3638 } 3639 } 3640 3641 @Override 3642 public @NonNull String getSharedSystemSharedLibraryPackageName() { 3643 synchronized (mPackages) { 3644 return mSharedSystemSharedLibraryPackageName; 3645 } 3646 } 3647 3648 @Override 3649 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 3650 synchronized (mPackages) { 3651 final ArrayList<FeatureInfo> res = new ArrayList<>(mAvailableFeatures.values()); 3652 3653 final FeatureInfo fi = new FeatureInfo(); 3654 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3655 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3656 res.add(fi); 3657 3658 return new ParceledListSlice<>(res); 3659 } 3660 } 3661 3662 @Override 3663 public boolean hasSystemFeature(String name, int version) { 3664 synchronized (mPackages) { 3665 final FeatureInfo feat = mAvailableFeatures.get(name); 3666 if (feat == null) { 3667 return false; 3668 } else { 3669 return feat.version >= version; 3670 } 3671 } 3672 } 3673 3674 @Override 3675 public int checkPermission(String permName, String pkgName, int userId) { 3676 if (!sUserManager.exists(userId)) { 3677 return PackageManager.PERMISSION_DENIED; 3678 } 3679 3680 synchronized (mPackages) { 3681 final PackageParser.Package p = mPackages.get(pkgName); 3682 if (p != null && p.mExtras != null) { 3683 final PackageSetting ps = (PackageSetting) p.mExtras; 3684 final PermissionsState permissionsState = ps.getPermissionsState(); 3685 if (permissionsState.hasPermission(permName, userId)) { 3686 return PackageManager.PERMISSION_GRANTED; 3687 } 3688 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3689 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3690 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3691 return PackageManager.PERMISSION_GRANTED; 3692 } 3693 } 3694 } 3695 3696 return PackageManager.PERMISSION_DENIED; 3697 } 3698 3699 @Override 3700 public int checkUidPermission(String permName, int uid) { 3701 final int userId = UserHandle.getUserId(uid); 3702 3703 if (!sUserManager.exists(userId)) { 3704 return PackageManager.PERMISSION_DENIED; 3705 } 3706 3707 synchronized (mPackages) { 3708 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3709 if (obj != null) { 3710 final SettingBase ps = (SettingBase) obj; 3711 final PermissionsState permissionsState = ps.getPermissionsState(); 3712 if (permissionsState.hasPermission(permName, userId)) { 3713 return PackageManager.PERMISSION_GRANTED; 3714 } 3715 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3716 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3717 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3718 return PackageManager.PERMISSION_GRANTED; 3719 } 3720 } else { 3721 ArraySet<String> perms = mSystemPermissions.get(uid); 3722 if (perms != null) { 3723 if (perms.contains(permName)) { 3724 return PackageManager.PERMISSION_GRANTED; 3725 } 3726 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3727 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3728 return PackageManager.PERMISSION_GRANTED; 3729 } 3730 } 3731 } 3732 } 3733 3734 return PackageManager.PERMISSION_DENIED; 3735 } 3736 3737 @Override 3738 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3739 if (UserHandle.getCallingUserId() != userId) { 3740 mContext.enforceCallingPermission( 3741 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3742 "isPermissionRevokedByPolicy for user " + userId); 3743 } 3744 3745 if (checkPermission(permission, packageName, userId) 3746 == PackageManager.PERMISSION_GRANTED) { 3747 return false; 3748 } 3749 3750 final long identity = Binder.clearCallingIdentity(); 3751 try { 3752 final int flags = getPermissionFlags(permission, packageName, userId); 3753 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3754 } finally { 3755 Binder.restoreCallingIdentity(identity); 3756 } 3757 } 3758 3759 @Override 3760 public String getPermissionControllerPackageName() { 3761 synchronized (mPackages) { 3762 return mRequiredInstallerPackage; 3763 } 3764 } 3765 3766 /** 3767 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3768 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3769 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3770 * @param message the message to log on security exception 3771 */ 3772 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3773 boolean checkShell, String message) { 3774 if (userId < 0) { 3775 throw new IllegalArgumentException("Invalid userId " + userId); 3776 } 3777 if (checkShell) { 3778 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3779 } 3780 if (userId == UserHandle.getUserId(callingUid)) return; 3781 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3782 if (requireFullPermission) { 3783 mContext.enforceCallingOrSelfPermission( 3784 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3785 } else { 3786 try { 3787 mContext.enforceCallingOrSelfPermission( 3788 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3789 } catch (SecurityException se) { 3790 mContext.enforceCallingOrSelfPermission( 3791 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3792 } 3793 } 3794 } 3795 } 3796 3797 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3798 if (callingUid == Process.SHELL_UID) { 3799 if (userHandle >= 0 3800 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3801 throw new SecurityException("Shell does not have permission to access user " 3802 + userHandle); 3803 } else if (userHandle < 0) { 3804 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3805 + Debug.getCallers(3)); 3806 } 3807 } 3808 } 3809 3810 private BasePermission findPermissionTreeLP(String permName) { 3811 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3812 if (permName.startsWith(bp.name) && 3813 permName.length() > bp.name.length() && 3814 permName.charAt(bp.name.length()) == '.') { 3815 return bp; 3816 } 3817 } 3818 return null; 3819 } 3820 3821 private BasePermission checkPermissionTreeLP(String permName) { 3822 if (permName != null) { 3823 BasePermission bp = findPermissionTreeLP(permName); 3824 if (bp != null) { 3825 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3826 return bp; 3827 } 3828 throw new SecurityException("Calling uid " 3829 + Binder.getCallingUid() 3830 + " is not allowed to add to permission tree " 3831 + bp.name + " owned by uid " + bp.uid); 3832 } 3833 } 3834 throw new SecurityException("No permission tree found for " + permName); 3835 } 3836 3837 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3838 if (s1 == null) { 3839 return s2 == null; 3840 } 3841 if (s2 == null) { 3842 return false; 3843 } 3844 if (s1.getClass() != s2.getClass()) { 3845 return false; 3846 } 3847 return s1.equals(s2); 3848 } 3849 3850 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3851 if (pi1.icon != pi2.icon) return false; 3852 if (pi1.logo != pi2.logo) return false; 3853 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3854 if (!compareStrings(pi1.name, pi2.name)) return false; 3855 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3856 // We'll take care of setting this one. 3857 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3858 // These are not currently stored in settings. 3859 //if (!compareStrings(pi1.group, pi2.group)) return false; 3860 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3861 //if (pi1.labelRes != pi2.labelRes) return false; 3862 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3863 return true; 3864 } 3865 3866 int permissionInfoFootprint(PermissionInfo info) { 3867 int size = info.name.length(); 3868 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3869 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3870 return size; 3871 } 3872 3873 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3874 int size = 0; 3875 for (BasePermission perm : mSettings.mPermissions.values()) { 3876 if (perm.uid == tree.uid) { 3877 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3878 } 3879 } 3880 return size; 3881 } 3882 3883 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3884 // We calculate the max size of permissions defined by this uid and throw 3885 // if that plus the size of 'info' would exceed our stated maximum. 3886 if (tree.uid != Process.SYSTEM_UID) { 3887 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3888 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3889 throw new SecurityException("Permission tree size cap exceeded"); 3890 } 3891 } 3892 } 3893 3894 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3895 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3896 throw new SecurityException("Label must be specified in permission"); 3897 } 3898 BasePermission tree = checkPermissionTreeLP(info.name); 3899 BasePermission bp = mSettings.mPermissions.get(info.name); 3900 boolean added = bp == null; 3901 boolean changed = true; 3902 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3903 if (added) { 3904 enforcePermissionCapLocked(info, tree); 3905 bp = new BasePermission(info.name, tree.sourcePackage, 3906 BasePermission.TYPE_DYNAMIC); 3907 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3908 throw new SecurityException( 3909 "Not allowed to modify non-dynamic permission " 3910 + info.name); 3911 } else { 3912 if (bp.protectionLevel == fixedLevel 3913 && bp.perm.owner.equals(tree.perm.owner) 3914 && bp.uid == tree.uid 3915 && comparePermissionInfos(bp.perm.info, info)) { 3916 changed = false; 3917 } 3918 } 3919 bp.protectionLevel = fixedLevel; 3920 info = new PermissionInfo(info); 3921 info.protectionLevel = fixedLevel; 3922 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3923 bp.perm.info.packageName = tree.perm.info.packageName; 3924 bp.uid = tree.uid; 3925 if (added) { 3926 mSettings.mPermissions.put(info.name, bp); 3927 } 3928 if (changed) { 3929 if (!async) { 3930 mSettings.writeLPr(); 3931 } else { 3932 scheduleWriteSettingsLocked(); 3933 } 3934 } 3935 return added; 3936 } 3937 3938 @Override 3939 public boolean addPermission(PermissionInfo info) { 3940 synchronized (mPackages) { 3941 return addPermissionLocked(info, false); 3942 } 3943 } 3944 3945 @Override 3946 public boolean addPermissionAsync(PermissionInfo info) { 3947 synchronized (mPackages) { 3948 return addPermissionLocked(info, true); 3949 } 3950 } 3951 3952 @Override 3953 public void removePermission(String name) { 3954 synchronized (mPackages) { 3955 checkPermissionTreeLP(name); 3956 BasePermission bp = mSettings.mPermissions.get(name); 3957 if (bp != null) { 3958 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3959 throw new SecurityException( 3960 "Not allowed to modify non-dynamic permission " 3961 + name); 3962 } 3963 mSettings.mPermissions.remove(name); 3964 mSettings.writeLPr(); 3965 } 3966 } 3967 } 3968 3969 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3970 BasePermission bp) { 3971 int index = pkg.requestedPermissions.indexOf(bp.name); 3972 if (index == -1) { 3973 throw new SecurityException("Package " + pkg.packageName 3974 + " has not requested permission " + bp.name); 3975 } 3976 if (!bp.isRuntime() && !bp.isDevelopment()) { 3977 throw new SecurityException("Permission " + bp.name 3978 + " is not a changeable permission type"); 3979 } 3980 } 3981 3982 @Override 3983 public void grantRuntimePermission(String packageName, String name, final int userId) { 3984 if (!sUserManager.exists(userId)) { 3985 Log.e(TAG, "No such user:" + userId); 3986 return; 3987 } 3988 3989 mContext.enforceCallingOrSelfPermission( 3990 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3991 "grantRuntimePermission"); 3992 3993 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3994 true /* requireFullPermission */, true /* checkShell */, 3995 "grantRuntimePermission"); 3996 3997 final int uid; 3998 final SettingBase sb; 3999 4000 synchronized (mPackages) { 4001 final PackageParser.Package pkg = mPackages.get(packageName); 4002 if (pkg == null) { 4003 throw new IllegalArgumentException("Unknown package: " + packageName); 4004 } 4005 4006 final BasePermission bp = mSettings.mPermissions.get(name); 4007 if (bp == null) { 4008 throw new IllegalArgumentException("Unknown permission: " + name); 4009 } 4010 4011 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4012 4013 // If a permission review is required for legacy apps we represent 4014 // their permissions as always granted runtime ones since we need 4015 // to keep the review required permission flag per user while an 4016 // install permission's state is shared across all users. 4017 if (Build.PERMISSIONS_REVIEW_REQUIRED 4018 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4019 && bp.isRuntime()) { 4020 return; 4021 } 4022 4023 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4024 sb = (SettingBase) pkg.mExtras; 4025 if (sb == null) { 4026 throw new IllegalArgumentException("Unknown package: " + packageName); 4027 } 4028 4029 final PermissionsState permissionsState = sb.getPermissionsState(); 4030 4031 final int flags = permissionsState.getPermissionFlags(name, userId); 4032 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4033 throw new SecurityException("Cannot grant system fixed permission " 4034 + name + " for package " + packageName); 4035 } 4036 4037 if (bp.isDevelopment()) { 4038 // Development permissions must be handled specially, since they are not 4039 // normal runtime permissions. For now they apply to all users. 4040 if (permissionsState.grantInstallPermission(bp) != 4041 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4042 scheduleWriteSettingsLocked(); 4043 } 4044 return; 4045 } 4046 4047 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4048 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4049 return; 4050 } 4051 4052 final int result = permissionsState.grantRuntimePermission(bp, userId); 4053 switch (result) { 4054 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4055 return; 4056 } 4057 4058 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4059 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4060 mHandler.post(new Runnable() { 4061 @Override 4062 public void run() { 4063 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4064 } 4065 }); 4066 } 4067 break; 4068 } 4069 4070 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4071 4072 // Not critical if that is lost - app has to request again. 4073 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4074 } 4075 4076 // Only need to do this if user is initialized. Otherwise it's a new user 4077 // and there are no processes running as the user yet and there's no need 4078 // to make an expensive call to remount processes for the changed permissions. 4079 if (READ_EXTERNAL_STORAGE.equals(name) 4080 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4081 final long token = Binder.clearCallingIdentity(); 4082 try { 4083 if (sUserManager.isInitialized(userId)) { 4084 MountServiceInternal mountServiceInternal = LocalServices.getService( 4085 MountServiceInternal.class); 4086 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 4087 } 4088 } finally { 4089 Binder.restoreCallingIdentity(token); 4090 } 4091 } 4092 } 4093 4094 @Override 4095 public void revokeRuntimePermission(String packageName, String name, int userId) { 4096 if (!sUserManager.exists(userId)) { 4097 Log.e(TAG, "No such user:" + userId); 4098 return; 4099 } 4100 4101 mContext.enforceCallingOrSelfPermission( 4102 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4103 "revokeRuntimePermission"); 4104 4105 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4106 true /* requireFullPermission */, true /* checkShell */, 4107 "revokeRuntimePermission"); 4108 4109 final int appId; 4110 4111 synchronized (mPackages) { 4112 final PackageParser.Package pkg = mPackages.get(packageName); 4113 if (pkg == null) { 4114 throw new IllegalArgumentException("Unknown package: " + packageName); 4115 } 4116 4117 final BasePermission bp = mSettings.mPermissions.get(name); 4118 if (bp == null) { 4119 throw new IllegalArgumentException("Unknown permission: " + name); 4120 } 4121 4122 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4123 4124 // If a permission review is required for legacy apps we represent 4125 // their permissions as always granted runtime ones since we need 4126 // to keep the review required permission flag per user while an 4127 // install permission's state is shared across all users. 4128 if (Build.PERMISSIONS_REVIEW_REQUIRED 4129 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4130 && bp.isRuntime()) { 4131 return; 4132 } 4133 4134 SettingBase sb = (SettingBase) pkg.mExtras; 4135 if (sb == null) { 4136 throw new IllegalArgumentException("Unknown package: " + packageName); 4137 } 4138 4139 final PermissionsState permissionsState = sb.getPermissionsState(); 4140 4141 final int flags = permissionsState.getPermissionFlags(name, userId); 4142 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4143 throw new SecurityException("Cannot revoke system fixed permission " 4144 + name + " for package " + packageName); 4145 } 4146 4147 if (bp.isDevelopment()) { 4148 // Development permissions must be handled specially, since they are not 4149 // normal runtime permissions. For now they apply to all users. 4150 if (permissionsState.revokeInstallPermission(bp) != 4151 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4152 scheduleWriteSettingsLocked(); 4153 } 4154 return; 4155 } 4156 4157 if (permissionsState.revokeRuntimePermission(bp, userId) == 4158 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4159 return; 4160 } 4161 4162 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4163 4164 // Critical, after this call app should never have the permission. 4165 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4166 4167 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4168 } 4169 4170 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4171 } 4172 4173 @Override 4174 public void resetRuntimePermissions() { 4175 mContext.enforceCallingOrSelfPermission( 4176 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4177 "revokeRuntimePermission"); 4178 4179 int callingUid = Binder.getCallingUid(); 4180 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4181 mContext.enforceCallingOrSelfPermission( 4182 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4183 "resetRuntimePermissions"); 4184 } 4185 4186 synchronized (mPackages) { 4187 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4188 for (int userId : UserManagerService.getInstance().getUserIds()) { 4189 final int packageCount = mPackages.size(); 4190 for (int i = 0; i < packageCount; i++) { 4191 PackageParser.Package pkg = mPackages.valueAt(i); 4192 if (!(pkg.mExtras instanceof PackageSetting)) { 4193 continue; 4194 } 4195 PackageSetting ps = (PackageSetting) pkg.mExtras; 4196 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4197 } 4198 } 4199 } 4200 } 4201 4202 @Override 4203 public int getPermissionFlags(String name, String packageName, int userId) { 4204 if (!sUserManager.exists(userId)) { 4205 return 0; 4206 } 4207 4208 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4209 4210 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4211 true /* requireFullPermission */, false /* checkShell */, 4212 "getPermissionFlags"); 4213 4214 synchronized (mPackages) { 4215 final PackageParser.Package pkg = mPackages.get(packageName); 4216 if (pkg == null) { 4217 return 0; 4218 } 4219 4220 final BasePermission bp = mSettings.mPermissions.get(name); 4221 if (bp == null) { 4222 return 0; 4223 } 4224 4225 SettingBase sb = (SettingBase) pkg.mExtras; 4226 if (sb == null) { 4227 return 0; 4228 } 4229 4230 PermissionsState permissionsState = sb.getPermissionsState(); 4231 return permissionsState.getPermissionFlags(name, userId); 4232 } 4233 } 4234 4235 @Override 4236 public void updatePermissionFlags(String name, String packageName, int flagMask, 4237 int flagValues, int userId) { 4238 if (!sUserManager.exists(userId)) { 4239 return; 4240 } 4241 4242 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4243 4244 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4245 true /* requireFullPermission */, true /* checkShell */, 4246 "updatePermissionFlags"); 4247 4248 // Only the system can change these flags and nothing else. 4249 if (getCallingUid() != Process.SYSTEM_UID) { 4250 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4251 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4252 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4253 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4254 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4255 } 4256 4257 synchronized (mPackages) { 4258 final PackageParser.Package pkg = mPackages.get(packageName); 4259 if (pkg == null) { 4260 throw new IllegalArgumentException("Unknown package: " + packageName); 4261 } 4262 4263 final BasePermission bp = mSettings.mPermissions.get(name); 4264 if (bp == null) { 4265 throw new IllegalArgumentException("Unknown permission: " + name); 4266 } 4267 4268 SettingBase sb = (SettingBase) pkg.mExtras; 4269 if (sb == null) { 4270 throw new IllegalArgumentException("Unknown package: " + packageName); 4271 } 4272 4273 PermissionsState permissionsState = sb.getPermissionsState(); 4274 4275 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4276 4277 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4278 // Install and runtime permissions are stored in different places, 4279 // so figure out what permission changed and persist the change. 4280 if (permissionsState.getInstallPermissionState(name) != null) { 4281 scheduleWriteSettingsLocked(); 4282 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4283 || hadState) { 4284 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4285 } 4286 } 4287 } 4288 } 4289 4290 /** 4291 * Update the permission flags for all packages and runtime permissions of a user in order 4292 * to allow device or profile owner to remove POLICY_FIXED. 4293 */ 4294 @Override 4295 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4296 if (!sUserManager.exists(userId)) { 4297 return; 4298 } 4299 4300 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4301 4302 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4303 true /* requireFullPermission */, true /* checkShell */, 4304 "updatePermissionFlagsForAllApps"); 4305 4306 // Only the system can change system fixed flags. 4307 if (getCallingUid() != Process.SYSTEM_UID) { 4308 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4309 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4310 } 4311 4312 synchronized (mPackages) { 4313 boolean changed = false; 4314 final int packageCount = mPackages.size(); 4315 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4316 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4317 SettingBase sb = (SettingBase) pkg.mExtras; 4318 if (sb == null) { 4319 continue; 4320 } 4321 PermissionsState permissionsState = sb.getPermissionsState(); 4322 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4323 userId, flagMask, flagValues); 4324 } 4325 if (changed) { 4326 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4327 } 4328 } 4329 } 4330 4331 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4332 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4333 != PackageManager.PERMISSION_GRANTED 4334 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4335 != PackageManager.PERMISSION_GRANTED) { 4336 throw new SecurityException(message + " requires " 4337 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4338 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4339 } 4340 } 4341 4342 @Override 4343 public boolean shouldShowRequestPermissionRationale(String permissionName, 4344 String packageName, int userId) { 4345 if (UserHandle.getCallingUserId() != userId) { 4346 mContext.enforceCallingPermission( 4347 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4348 "canShowRequestPermissionRationale for user " + userId); 4349 } 4350 4351 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4352 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4353 return false; 4354 } 4355 4356 if (checkPermission(permissionName, packageName, userId) 4357 == PackageManager.PERMISSION_GRANTED) { 4358 return false; 4359 } 4360 4361 final int flags; 4362 4363 final long identity = Binder.clearCallingIdentity(); 4364 try { 4365 flags = getPermissionFlags(permissionName, 4366 packageName, userId); 4367 } finally { 4368 Binder.restoreCallingIdentity(identity); 4369 } 4370 4371 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4372 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4373 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4374 4375 if ((flags & fixedFlags) != 0) { 4376 return false; 4377 } 4378 4379 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4380 } 4381 4382 @Override 4383 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4384 mContext.enforceCallingOrSelfPermission( 4385 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4386 "addOnPermissionsChangeListener"); 4387 4388 synchronized (mPackages) { 4389 mOnPermissionChangeListeners.addListenerLocked(listener); 4390 } 4391 } 4392 4393 @Override 4394 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4395 synchronized (mPackages) { 4396 mOnPermissionChangeListeners.removeListenerLocked(listener); 4397 } 4398 } 4399 4400 @Override 4401 public boolean isProtectedBroadcast(String actionName) { 4402 synchronized (mPackages) { 4403 if (mProtectedBroadcasts.contains(actionName)) { 4404 return true; 4405 } else if (actionName != null) { 4406 // TODO: remove these terrible hacks 4407 if (actionName.startsWith("android.net.netmon.lingerExpired") 4408 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 4409 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 4410 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 4411 return true; 4412 } 4413 } 4414 } 4415 return false; 4416 } 4417 4418 @Override 4419 public int checkSignatures(String pkg1, String pkg2) { 4420 synchronized (mPackages) { 4421 final PackageParser.Package p1 = mPackages.get(pkg1); 4422 final PackageParser.Package p2 = mPackages.get(pkg2); 4423 if (p1 == null || p1.mExtras == null 4424 || p2 == null || p2.mExtras == null) { 4425 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4426 } 4427 return compareSignatures(p1.mSignatures, p2.mSignatures); 4428 } 4429 } 4430 4431 @Override 4432 public int checkUidSignatures(int uid1, int uid2) { 4433 // Map to base uids. 4434 uid1 = UserHandle.getAppId(uid1); 4435 uid2 = UserHandle.getAppId(uid2); 4436 // reader 4437 synchronized (mPackages) { 4438 Signature[] s1; 4439 Signature[] s2; 4440 Object obj = mSettings.getUserIdLPr(uid1); 4441 if (obj != null) { 4442 if (obj instanceof SharedUserSetting) { 4443 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4444 } else if (obj instanceof PackageSetting) { 4445 s1 = ((PackageSetting)obj).signatures.mSignatures; 4446 } else { 4447 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4448 } 4449 } else { 4450 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4451 } 4452 obj = mSettings.getUserIdLPr(uid2); 4453 if (obj != null) { 4454 if (obj instanceof SharedUserSetting) { 4455 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4456 } else if (obj instanceof PackageSetting) { 4457 s2 = ((PackageSetting)obj).signatures.mSignatures; 4458 } else { 4459 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4460 } 4461 } else { 4462 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4463 } 4464 return compareSignatures(s1, s2); 4465 } 4466 } 4467 4468 /** 4469 * This method should typically only be used when granting or revoking 4470 * permissions, since the app may immediately restart after this call. 4471 * <p> 4472 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 4473 * guard your work against the app being relaunched. 4474 */ 4475 private void killUid(int appId, int userId, String reason) { 4476 final long identity = Binder.clearCallingIdentity(); 4477 try { 4478 IActivityManager am = ActivityManagerNative.getDefault(); 4479 if (am != null) { 4480 try { 4481 am.killUid(appId, userId, reason); 4482 } catch (RemoteException e) { 4483 /* ignore - same process */ 4484 } 4485 } 4486 } finally { 4487 Binder.restoreCallingIdentity(identity); 4488 } 4489 } 4490 4491 /** 4492 * Compares two sets of signatures. Returns: 4493 * <br /> 4494 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4495 * <br /> 4496 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4497 * <br /> 4498 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4499 * <br /> 4500 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4501 * <br /> 4502 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4503 */ 4504 static int compareSignatures(Signature[] s1, Signature[] s2) { 4505 if (s1 == null) { 4506 return s2 == null 4507 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4508 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4509 } 4510 4511 if (s2 == null) { 4512 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4513 } 4514 4515 if (s1.length != s2.length) { 4516 return PackageManager.SIGNATURE_NO_MATCH; 4517 } 4518 4519 // Since both signature sets are of size 1, we can compare without HashSets. 4520 if (s1.length == 1) { 4521 return s1[0].equals(s2[0]) ? 4522 PackageManager.SIGNATURE_MATCH : 4523 PackageManager.SIGNATURE_NO_MATCH; 4524 } 4525 4526 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4527 for (Signature sig : s1) { 4528 set1.add(sig); 4529 } 4530 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4531 for (Signature sig : s2) { 4532 set2.add(sig); 4533 } 4534 // Make sure s2 contains all signatures in s1. 4535 if (set1.equals(set2)) { 4536 return PackageManager.SIGNATURE_MATCH; 4537 } 4538 return PackageManager.SIGNATURE_NO_MATCH; 4539 } 4540 4541 /** 4542 * If the database version for this type of package (internal storage or 4543 * external storage) is less than the version where package signatures 4544 * were updated, return true. 4545 */ 4546 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4547 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4548 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4549 } 4550 4551 /** 4552 * Used for backward compatibility to make sure any packages with 4553 * certificate chains get upgraded to the new style. {@code existingSigs} 4554 * will be in the old format (since they were stored on disk from before the 4555 * system upgrade) and {@code scannedSigs} will be in the newer format. 4556 */ 4557 private int compareSignaturesCompat(PackageSignatures existingSigs, 4558 PackageParser.Package scannedPkg) { 4559 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4560 return PackageManager.SIGNATURE_NO_MATCH; 4561 } 4562 4563 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4564 for (Signature sig : existingSigs.mSignatures) { 4565 existingSet.add(sig); 4566 } 4567 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4568 for (Signature sig : scannedPkg.mSignatures) { 4569 try { 4570 Signature[] chainSignatures = sig.getChainSignatures(); 4571 for (Signature chainSig : chainSignatures) { 4572 scannedCompatSet.add(chainSig); 4573 } 4574 } catch (CertificateEncodingException e) { 4575 scannedCompatSet.add(sig); 4576 } 4577 } 4578 /* 4579 * Make sure the expanded scanned set contains all signatures in the 4580 * existing one. 4581 */ 4582 if (scannedCompatSet.equals(existingSet)) { 4583 // Migrate the old signatures to the new scheme. 4584 existingSigs.assignSignatures(scannedPkg.mSignatures); 4585 // The new KeySets will be re-added later in the scanning process. 4586 synchronized (mPackages) { 4587 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4588 } 4589 return PackageManager.SIGNATURE_MATCH; 4590 } 4591 return PackageManager.SIGNATURE_NO_MATCH; 4592 } 4593 4594 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4595 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4596 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4597 } 4598 4599 private int compareSignaturesRecover(PackageSignatures existingSigs, 4600 PackageParser.Package scannedPkg) { 4601 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4602 return PackageManager.SIGNATURE_NO_MATCH; 4603 } 4604 4605 String msg = null; 4606 try { 4607 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4608 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4609 + scannedPkg.packageName); 4610 return PackageManager.SIGNATURE_MATCH; 4611 } 4612 } catch (CertificateException e) { 4613 msg = e.getMessage(); 4614 } 4615 4616 logCriticalInfo(Log.INFO, 4617 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4618 return PackageManager.SIGNATURE_NO_MATCH; 4619 } 4620 4621 @Override 4622 public List<String> getAllPackages() { 4623 synchronized (mPackages) { 4624 return new ArrayList<String>(mPackages.keySet()); 4625 } 4626 } 4627 4628 @Override 4629 public String[] getPackagesForUid(int uid) { 4630 uid = UserHandle.getAppId(uid); 4631 // reader 4632 synchronized (mPackages) { 4633 Object obj = mSettings.getUserIdLPr(uid); 4634 if (obj instanceof SharedUserSetting) { 4635 final SharedUserSetting sus = (SharedUserSetting) obj; 4636 final int N = sus.packages.size(); 4637 final String[] res = new String[N]; 4638 for (int i = 0; i < N; i++) { 4639 res[i] = sus.packages.valueAt(i).name; 4640 } 4641 return res; 4642 } else if (obj instanceof PackageSetting) { 4643 final PackageSetting ps = (PackageSetting) obj; 4644 return new String[] { ps.name }; 4645 } 4646 } 4647 return null; 4648 } 4649 4650 @Override 4651 public String getNameForUid(int uid) { 4652 // reader 4653 synchronized (mPackages) { 4654 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4655 if (obj instanceof SharedUserSetting) { 4656 final SharedUserSetting sus = (SharedUserSetting) obj; 4657 return sus.name + ":" + sus.userId; 4658 } else if (obj instanceof PackageSetting) { 4659 final PackageSetting ps = (PackageSetting) obj; 4660 return ps.name; 4661 } 4662 } 4663 return null; 4664 } 4665 4666 @Override 4667 public int getUidForSharedUser(String sharedUserName) { 4668 if(sharedUserName == null) { 4669 return -1; 4670 } 4671 // reader 4672 synchronized (mPackages) { 4673 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4674 if (suid == null) { 4675 return -1; 4676 } 4677 return suid.userId; 4678 } 4679 } 4680 4681 @Override 4682 public int getFlagsForUid(int uid) { 4683 synchronized (mPackages) { 4684 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4685 if (obj instanceof SharedUserSetting) { 4686 final SharedUserSetting sus = (SharedUserSetting) obj; 4687 return sus.pkgFlags; 4688 } else if (obj instanceof PackageSetting) { 4689 final PackageSetting ps = (PackageSetting) obj; 4690 return ps.pkgFlags; 4691 } 4692 } 4693 return 0; 4694 } 4695 4696 @Override 4697 public int getPrivateFlagsForUid(int uid) { 4698 synchronized (mPackages) { 4699 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4700 if (obj instanceof SharedUserSetting) { 4701 final SharedUserSetting sus = (SharedUserSetting) obj; 4702 return sus.pkgPrivateFlags; 4703 } else if (obj instanceof PackageSetting) { 4704 final PackageSetting ps = (PackageSetting) obj; 4705 return ps.pkgPrivateFlags; 4706 } 4707 } 4708 return 0; 4709 } 4710 4711 @Override 4712 public boolean isUidPrivileged(int uid) { 4713 uid = UserHandle.getAppId(uid); 4714 // reader 4715 synchronized (mPackages) { 4716 Object obj = mSettings.getUserIdLPr(uid); 4717 if (obj instanceof SharedUserSetting) { 4718 final SharedUserSetting sus = (SharedUserSetting) obj; 4719 final Iterator<PackageSetting> it = sus.packages.iterator(); 4720 while (it.hasNext()) { 4721 if (it.next().isPrivileged()) { 4722 return true; 4723 } 4724 } 4725 } else if (obj instanceof PackageSetting) { 4726 final PackageSetting ps = (PackageSetting) obj; 4727 return ps.isPrivileged(); 4728 } 4729 } 4730 return false; 4731 } 4732 4733 @Override 4734 public String[] getAppOpPermissionPackages(String permissionName) { 4735 synchronized (mPackages) { 4736 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4737 if (pkgs == null) { 4738 return null; 4739 } 4740 return pkgs.toArray(new String[pkgs.size()]); 4741 } 4742 } 4743 4744 @Override 4745 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4746 int flags, int userId) { 4747 try { 4748 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 4749 4750 if (!sUserManager.exists(userId)) return null; 4751 flags = updateFlagsForResolve(flags, userId, intent); 4752 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4753 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 4754 4755 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 4756 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 4757 flags, userId); 4758 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4759 4760 final ResolveInfo bestChoice = 4761 chooseBestActivity(intent, resolvedType, flags, query, userId); 4762 return bestChoice; 4763 } finally { 4764 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4765 } 4766 } 4767 4768 @Override 4769 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4770 IntentFilter filter, int match, ComponentName activity) { 4771 final int userId = UserHandle.getCallingUserId(); 4772 if (DEBUG_PREFERRED) { 4773 Log.v(TAG, "setLastChosenActivity intent=" + intent 4774 + " resolvedType=" + resolvedType 4775 + " flags=" + flags 4776 + " filter=" + filter 4777 + " match=" + match 4778 + " activity=" + activity); 4779 filter.dump(new PrintStreamPrinter(System.out), " "); 4780 } 4781 intent.setComponent(null); 4782 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4783 userId); 4784 // Find any earlier preferred or last chosen entries and nuke them 4785 findPreferredActivity(intent, resolvedType, 4786 flags, query, 0, false, true, false, userId); 4787 // Add the new activity as the last chosen for this filter 4788 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4789 "Setting last chosen"); 4790 } 4791 4792 @Override 4793 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4794 final int userId = UserHandle.getCallingUserId(); 4795 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4796 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4797 userId); 4798 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4799 false, false, false, userId); 4800 } 4801 4802 private boolean isEphemeralDisabled() { 4803 // ephemeral apps have been disabled across the board 4804 if (DISABLE_EPHEMERAL_APPS) { 4805 return true; 4806 } 4807 // system isn't up yet; can't read settings, so, assume no ephemeral apps 4808 if (!mSystemReady) { 4809 return true; 4810 } 4811 // we can't get a content resolver until the system is ready; these checks must happen last 4812 final ContentResolver resolver = mContext.getContentResolver(); 4813 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 4814 return true; 4815 } 4816 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 4817 } 4818 4819 private boolean isEphemeralAllowed( 4820 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 4821 boolean skipPackageCheck) { 4822 // Short circuit and return early if possible. 4823 if (isEphemeralDisabled()) { 4824 return false; 4825 } 4826 final int callingUser = UserHandle.getCallingUserId(); 4827 if (callingUser != UserHandle.USER_SYSTEM) { 4828 return false; 4829 } 4830 if (mEphemeralResolverConnection == null) { 4831 return false; 4832 } 4833 if (intent.getComponent() != null) { 4834 return false; 4835 } 4836 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 4837 return false; 4838 } 4839 if (!skipPackageCheck && intent.getPackage() != null) { 4840 return false; 4841 } 4842 final boolean isWebUri = hasWebURI(intent); 4843 if (!isWebUri || intent.getData().getHost() == null) { 4844 return false; 4845 } 4846 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4847 synchronized (mPackages) { 4848 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 4849 for (int n = 0; n < count; n++) { 4850 ResolveInfo info = resolvedActivities.get(n); 4851 String packageName = info.activityInfo.packageName; 4852 PackageSetting ps = mSettings.mPackages.get(packageName); 4853 if (ps != null) { 4854 // Try to get the status from User settings first 4855 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4856 int status = (int) (packedStatus >> 32); 4857 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4858 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4859 if (DEBUG_EPHEMERAL) { 4860 Slog.v(TAG, "DENY ephemeral apps;" 4861 + " pkg: " + packageName + ", status: " + status); 4862 } 4863 return false; 4864 } 4865 } 4866 } 4867 } 4868 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4869 return true; 4870 } 4871 4872 private static EphemeralResolveInfo getEphemeralResolveInfo( 4873 Context context, EphemeralResolverConnection resolverConnection, Intent intent, 4874 String resolvedType, int userId, String packageName) { 4875 final int ephemeralPrefixMask = Global.getInt(context.getContentResolver(), 4876 Global.EPHEMERAL_HASH_PREFIX_MASK, DEFAULT_EPHEMERAL_HASH_PREFIX_MASK); 4877 final int ephemeralPrefixCount = Global.getInt(context.getContentResolver(), 4878 Global.EPHEMERAL_HASH_PREFIX_COUNT, DEFAULT_EPHEMERAL_HASH_PREFIX_COUNT); 4879 final EphemeralDigest digest = new EphemeralDigest(intent.getData(), ephemeralPrefixMask, 4880 ephemeralPrefixCount); 4881 final int[] shaPrefix = digest.getDigestPrefix(); 4882 final byte[][] digestBytes = digest.getDigestBytes(); 4883 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4884 resolverConnection.getEphemeralResolveInfoList(shaPrefix, ephemeralPrefixMask); 4885 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4886 // No hash prefix match; there are no ephemeral apps for this domain. 4887 return null; 4888 } 4889 4890 // Go in reverse order so we match the narrowest scope first. 4891 for (int i = shaPrefix.length - 1; i >= 0 ; --i) { 4892 for (EphemeralResolveInfo ephemeralApplication : ephemeralResolveInfoList) { 4893 if (!Arrays.equals(digestBytes[i], ephemeralApplication.getDigestBytes())) { 4894 continue; 4895 } 4896 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4897 // No filters; this should never happen. 4898 if (filters.isEmpty()) { 4899 continue; 4900 } 4901 if (packageName != null 4902 && !packageName.equals(ephemeralApplication.getPackageName())) { 4903 continue; 4904 } 4905 // We have a domain match; resolve the filters to see if anything matches. 4906 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4907 for (int j = filters.size() - 1; j >= 0; --j) { 4908 final EphemeralResolveIntentInfo intentInfo = 4909 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4910 ephemeralResolver.addFilter(intentInfo); 4911 } 4912 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4913 intent, resolvedType, false /*defaultOnly*/, userId); 4914 if (!matchedResolveInfoList.isEmpty()) { 4915 return matchedResolveInfoList.get(0); 4916 } 4917 } 4918 } 4919 // Hash or filter mis-match; no ephemeral apps for this domain. 4920 return null; 4921 } 4922 4923 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4924 int flags, List<ResolveInfo> query, int userId) { 4925 if (query != null) { 4926 final int N = query.size(); 4927 if (N == 1) { 4928 return query.get(0); 4929 } else if (N > 1) { 4930 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4931 // If there is more than one activity with the same priority, 4932 // then let the user decide between them. 4933 ResolveInfo r0 = query.get(0); 4934 ResolveInfo r1 = query.get(1); 4935 if (DEBUG_INTENT_MATCHING || debug) { 4936 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4937 + r1.activityInfo.name + "=" + r1.priority); 4938 } 4939 // If the first activity has a higher priority, or a different 4940 // default, then it is always desirable to pick it. 4941 if (r0.priority != r1.priority 4942 || r0.preferredOrder != r1.preferredOrder 4943 || r0.isDefault != r1.isDefault) { 4944 return query.get(0); 4945 } 4946 // If we have saved a preference for a preferred activity for 4947 // this Intent, use that. 4948 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4949 flags, query, r0.priority, true, false, debug, userId); 4950 if (ri != null) { 4951 return ri; 4952 } 4953 ri = new ResolveInfo(mResolveInfo); 4954 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4955 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 4956 // If all of the options come from the same package, show the application's 4957 // label and icon instead of the generic resolver's. 4958 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 4959 // and then throw away the ResolveInfo itself, meaning that the caller loses 4960 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 4961 // a fallback for this case; we only set the target package's resources on 4962 // the ResolveInfo, not the ActivityInfo. 4963 final String intentPackage = intent.getPackage(); 4964 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 4965 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 4966 ri.resolvePackageName = intentPackage; 4967 if (userNeedsBadging(userId)) { 4968 ri.noResourceId = true; 4969 } else { 4970 ri.icon = appi.icon; 4971 } 4972 ri.iconResourceId = appi.icon; 4973 ri.labelRes = appi.labelRes; 4974 } 4975 ri.activityInfo.applicationInfo = new ApplicationInfo( 4976 ri.activityInfo.applicationInfo); 4977 if (userId != 0) { 4978 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4979 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4980 } 4981 // Make sure that the resolver is displayable in car mode 4982 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4983 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4984 return ri; 4985 } 4986 } 4987 return null; 4988 } 4989 4990 /** 4991 * Return true if the given list is not empty and all of its contents have 4992 * an activityInfo with the given package name. 4993 */ 4994 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 4995 if (ArrayUtils.isEmpty(list)) { 4996 return false; 4997 } 4998 for (int i = 0, N = list.size(); i < N; i++) { 4999 final ResolveInfo ri = list.get(i); 5000 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5001 if (ai == null || !packageName.equals(ai.packageName)) { 5002 return false; 5003 } 5004 } 5005 return true; 5006 } 5007 5008 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5009 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5010 final int N = query.size(); 5011 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5012 .get(userId); 5013 // Get the list of persistent preferred activities that handle the intent 5014 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5015 List<PersistentPreferredActivity> pprefs = ppir != null 5016 ? ppir.queryIntent(intent, resolvedType, 5017 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5018 : null; 5019 if (pprefs != null && pprefs.size() > 0) { 5020 final int M = pprefs.size(); 5021 for (int i=0; i<M; i++) { 5022 final PersistentPreferredActivity ppa = pprefs.get(i); 5023 if (DEBUG_PREFERRED || debug) { 5024 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5025 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5026 + "\n component=" + ppa.mComponent); 5027 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5028 } 5029 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5030 flags | MATCH_DISABLED_COMPONENTS, userId); 5031 if (DEBUG_PREFERRED || debug) { 5032 Slog.v(TAG, "Found persistent preferred activity:"); 5033 if (ai != null) { 5034 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5035 } else { 5036 Slog.v(TAG, " null"); 5037 } 5038 } 5039 if (ai == null) { 5040 // This previously registered persistent preferred activity 5041 // component is no longer known. Ignore it and do NOT remove it. 5042 continue; 5043 } 5044 for (int j=0; j<N; j++) { 5045 final ResolveInfo ri = query.get(j); 5046 if (!ri.activityInfo.applicationInfo.packageName 5047 .equals(ai.applicationInfo.packageName)) { 5048 continue; 5049 } 5050 if (!ri.activityInfo.name.equals(ai.name)) { 5051 continue; 5052 } 5053 // Found a persistent preference that can handle the intent. 5054 if (DEBUG_PREFERRED || debug) { 5055 Slog.v(TAG, "Returning persistent preferred activity: " + 5056 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5057 } 5058 return ri; 5059 } 5060 } 5061 } 5062 return null; 5063 } 5064 5065 // TODO: handle preferred activities missing while user has amnesia 5066 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5067 List<ResolveInfo> query, int priority, boolean always, 5068 boolean removeMatches, boolean debug, int userId) { 5069 if (!sUserManager.exists(userId)) return null; 5070 flags = updateFlagsForResolve(flags, userId, intent); 5071 // writer 5072 synchronized (mPackages) { 5073 if (intent.getSelector() != null) { 5074 intent = intent.getSelector(); 5075 } 5076 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 5077 5078 // Try to find a matching persistent preferred activity. 5079 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5080 debug, userId); 5081 5082 // If a persistent preferred activity matched, use it. 5083 if (pri != null) { 5084 return pri; 5085 } 5086 5087 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5088 // Get the list of preferred activities that handle the intent 5089 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5090 List<PreferredActivity> prefs = pir != null 5091 ? pir.queryIntent(intent, resolvedType, 5092 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5093 : null; 5094 if (prefs != null && prefs.size() > 0) { 5095 boolean changed = false; 5096 try { 5097 // First figure out how good the original match set is. 5098 // We will only allow preferred activities that came 5099 // from the same match quality. 5100 int match = 0; 5101 5102 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5103 5104 final int N = query.size(); 5105 for (int j=0; j<N; j++) { 5106 final ResolveInfo ri = query.get(j); 5107 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5108 + ": 0x" + Integer.toHexString(match)); 5109 if (ri.match > match) { 5110 match = ri.match; 5111 } 5112 } 5113 5114 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5115 + Integer.toHexString(match)); 5116 5117 match &= IntentFilter.MATCH_CATEGORY_MASK; 5118 final int M = prefs.size(); 5119 for (int i=0; i<M; i++) { 5120 final PreferredActivity pa = prefs.get(i); 5121 if (DEBUG_PREFERRED || debug) { 5122 Slog.v(TAG, "Checking PreferredActivity ds=" 5123 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5124 + "\n component=" + pa.mPref.mComponent); 5125 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5126 } 5127 if (pa.mPref.mMatch != match) { 5128 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5129 + Integer.toHexString(pa.mPref.mMatch)); 5130 continue; 5131 } 5132 // If it's not an "always" type preferred activity and that's what we're 5133 // looking for, skip it. 5134 if (always && !pa.mPref.mAlways) { 5135 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5136 continue; 5137 } 5138 final ActivityInfo ai = getActivityInfo( 5139 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5140 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5141 userId); 5142 if (DEBUG_PREFERRED || debug) { 5143 Slog.v(TAG, "Found preferred activity:"); 5144 if (ai != null) { 5145 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5146 } else { 5147 Slog.v(TAG, " null"); 5148 } 5149 } 5150 if (ai == null) { 5151 // This previously registered preferred activity 5152 // component is no longer known. Most likely an update 5153 // to the app was installed and in the new version this 5154 // component no longer exists. Clean it up by removing 5155 // it from the preferred activities list, and skip it. 5156 Slog.w(TAG, "Removing dangling preferred activity: " 5157 + pa.mPref.mComponent); 5158 pir.removeFilter(pa); 5159 changed = true; 5160 continue; 5161 } 5162 for (int j=0; j<N; j++) { 5163 final ResolveInfo ri = query.get(j); 5164 if (!ri.activityInfo.applicationInfo.packageName 5165 .equals(ai.applicationInfo.packageName)) { 5166 continue; 5167 } 5168 if (!ri.activityInfo.name.equals(ai.name)) { 5169 continue; 5170 } 5171 5172 if (removeMatches) { 5173 pir.removeFilter(pa); 5174 changed = true; 5175 if (DEBUG_PREFERRED) { 5176 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5177 } 5178 break; 5179 } 5180 5181 // Okay we found a previously set preferred or last chosen app. 5182 // If the result set is different from when this 5183 // was created, we need to clear it and re-ask the 5184 // user their preference, if we're looking for an "always" type entry. 5185 if (always && !pa.mPref.sameSet(query)) { 5186 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5187 + intent + " type " + resolvedType); 5188 if (DEBUG_PREFERRED) { 5189 Slog.v(TAG, "Removing preferred activity since set changed " 5190 + pa.mPref.mComponent); 5191 } 5192 pir.removeFilter(pa); 5193 // Re-add the filter as a "last chosen" entry (!always) 5194 PreferredActivity lastChosen = new PreferredActivity( 5195 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5196 pir.addFilter(lastChosen); 5197 changed = true; 5198 return null; 5199 } 5200 5201 // Yay! Either the set matched or we're looking for the last chosen 5202 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5203 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5204 return ri; 5205 } 5206 } 5207 } finally { 5208 if (changed) { 5209 if (DEBUG_PREFERRED) { 5210 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5211 } 5212 scheduleWritePackageRestrictionsLocked(userId); 5213 } 5214 } 5215 } 5216 } 5217 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5218 return null; 5219 } 5220 5221 /* 5222 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5223 */ 5224 @Override 5225 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5226 int targetUserId) { 5227 mContext.enforceCallingOrSelfPermission( 5228 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5229 List<CrossProfileIntentFilter> matches = 5230 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5231 if (matches != null) { 5232 int size = matches.size(); 5233 for (int i = 0; i < size; i++) { 5234 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5235 } 5236 } 5237 if (hasWebURI(intent)) { 5238 // cross-profile app linking works only towards the parent. 5239 final UserInfo parent = getProfileParent(sourceUserId); 5240 synchronized(mPackages) { 5241 int flags = updateFlagsForResolve(0, parent.id, intent); 5242 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5243 intent, resolvedType, flags, sourceUserId, parent.id); 5244 return xpDomainInfo != null; 5245 } 5246 } 5247 return false; 5248 } 5249 5250 private UserInfo getProfileParent(int userId) { 5251 final long identity = Binder.clearCallingIdentity(); 5252 try { 5253 return sUserManager.getProfileParent(userId); 5254 } finally { 5255 Binder.restoreCallingIdentity(identity); 5256 } 5257 } 5258 5259 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5260 String resolvedType, int userId) { 5261 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5262 if (resolver != null) { 5263 return resolver.queryIntent(intent, resolvedType, false, userId); 5264 } 5265 return null; 5266 } 5267 5268 @Override 5269 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5270 String resolvedType, int flags, int userId) { 5271 try { 5272 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5273 5274 return new ParceledListSlice<>( 5275 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5276 } finally { 5277 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5278 } 5279 } 5280 5281 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5282 String resolvedType, int flags, int userId) { 5283 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5284 flags = updateFlagsForResolve(flags, userId, intent); 5285 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5286 false /* requireFullPermission */, false /* checkShell */, 5287 "query intent activities"); 5288 ComponentName comp = intent.getComponent(); 5289 if (comp == null) { 5290 if (intent.getSelector() != null) { 5291 intent = intent.getSelector(); 5292 comp = intent.getComponent(); 5293 } 5294 } 5295 5296 if (comp != null) { 5297 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5298 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5299 if (ai != null) { 5300 final ResolveInfo ri = new ResolveInfo(); 5301 ri.activityInfo = ai; 5302 list.add(ri); 5303 } 5304 return list; 5305 } 5306 5307 // reader 5308 boolean sortResult = false; 5309 boolean addEphemeral = false; 5310 boolean matchEphemeralPackage = false; 5311 List<ResolveInfo> result; 5312 final String pkgName = intent.getPackage(); 5313 synchronized (mPackages) { 5314 if (pkgName == null) { 5315 List<CrossProfileIntentFilter> matchingFilters = 5316 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5317 // Check for results that need to skip the current profile. 5318 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5319 resolvedType, flags, userId); 5320 if (xpResolveInfo != null) { 5321 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 5322 xpResult.add(xpResolveInfo); 5323 return filterIfNotSystemUser(xpResult, userId); 5324 } 5325 5326 // Check for results in the current profile. 5327 result = filterIfNotSystemUser(mActivities.queryIntent( 5328 intent, resolvedType, flags, userId), userId); 5329 addEphemeral = 5330 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 5331 5332 // Check for cross profile results. 5333 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5334 xpResolveInfo = queryCrossProfileIntents( 5335 matchingFilters, intent, resolvedType, flags, userId, 5336 hasNonNegativePriorityResult); 5337 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5338 boolean isVisibleToUser = filterIfNotSystemUser( 5339 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5340 if (isVisibleToUser) { 5341 result.add(xpResolveInfo); 5342 sortResult = true; 5343 } 5344 } 5345 if (hasWebURI(intent)) { 5346 CrossProfileDomainInfo xpDomainInfo = null; 5347 final UserInfo parent = getProfileParent(userId); 5348 if (parent != null) { 5349 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5350 flags, userId, parent.id); 5351 } 5352 if (xpDomainInfo != null) { 5353 if (xpResolveInfo != null) { 5354 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5355 // in the result. 5356 result.remove(xpResolveInfo); 5357 } 5358 if (result.size() == 0 && !addEphemeral) { 5359 result.add(xpDomainInfo.resolveInfo); 5360 return result; 5361 } 5362 } 5363 if (result.size() > 1 || addEphemeral) { 5364 result = filterCandidatesWithDomainPreferredActivitiesLPr( 5365 intent, flags, result, xpDomainInfo, userId); 5366 sortResult = true; 5367 } 5368 } 5369 } else { 5370 final PackageParser.Package pkg = mPackages.get(pkgName); 5371 if (pkg != null) { 5372 result = filterIfNotSystemUser( 5373 mActivities.queryIntentForPackage( 5374 intent, resolvedType, flags, pkg.activities, userId), 5375 userId); 5376 } else { 5377 // the caller wants to resolve for a particular package; however, there 5378 // were no installed results, so, try to find an ephemeral result 5379 addEphemeral = isEphemeralAllowed( 5380 intent, null /*result*/, userId, true /*skipPackageCheck*/); 5381 matchEphemeralPackage = true; 5382 result = new ArrayList<ResolveInfo>(); 5383 } 5384 } 5385 } 5386 if (addEphemeral) { 5387 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 5388 final EphemeralResolveInfo ai = getEphemeralResolveInfo( 5389 mContext, mEphemeralResolverConnection, intent, resolvedType, userId, 5390 matchEphemeralPackage ? pkgName : null); 5391 if (ai != null) { 5392 if (DEBUG_EPHEMERAL) { 5393 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 5394 } 5395 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 5396 ephemeralInstaller.ephemeralResolveInfo = ai; 5397 // make sure this resolver is the default 5398 ephemeralInstaller.isDefault = true; 5399 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 5400 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 5401 // add a non-generic filter 5402 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 5403 ephemeralInstaller.filter.addDataPath( 5404 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 5405 result.add(ephemeralInstaller); 5406 } 5407 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5408 } 5409 if (sortResult) { 5410 Collections.sort(result, mResolvePrioritySorter); 5411 } 5412 return result; 5413 } 5414 5415 private static class CrossProfileDomainInfo { 5416 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5417 ResolveInfo resolveInfo; 5418 /* Best domain verification status of the activities found in the other profile */ 5419 int bestDomainVerificationStatus; 5420 } 5421 5422 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5423 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5424 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5425 sourceUserId)) { 5426 return null; 5427 } 5428 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5429 resolvedType, flags, parentUserId); 5430 5431 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5432 return null; 5433 } 5434 CrossProfileDomainInfo result = null; 5435 int size = resultTargetUser.size(); 5436 for (int i = 0; i < size; i++) { 5437 ResolveInfo riTargetUser = resultTargetUser.get(i); 5438 // Intent filter verification is only for filters that specify a host. So don't return 5439 // those that handle all web uris. 5440 if (riTargetUser.handleAllWebDataURI) { 5441 continue; 5442 } 5443 String packageName = riTargetUser.activityInfo.packageName; 5444 PackageSetting ps = mSettings.mPackages.get(packageName); 5445 if (ps == null) { 5446 continue; 5447 } 5448 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5449 int status = (int)(verificationState >> 32); 5450 if (result == null) { 5451 result = new CrossProfileDomainInfo(); 5452 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5453 sourceUserId, parentUserId); 5454 result.bestDomainVerificationStatus = status; 5455 } else { 5456 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5457 result.bestDomainVerificationStatus); 5458 } 5459 } 5460 // Don't consider matches with status NEVER across profiles. 5461 if (result != null && result.bestDomainVerificationStatus 5462 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5463 return null; 5464 } 5465 return result; 5466 } 5467 5468 /** 5469 * Verification statuses are ordered from the worse to the best, except for 5470 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5471 */ 5472 private int bestDomainVerificationStatus(int status1, int status2) { 5473 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5474 return status2; 5475 } 5476 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5477 return status1; 5478 } 5479 return (int) MathUtils.max(status1, status2); 5480 } 5481 5482 private boolean isUserEnabled(int userId) { 5483 long callingId = Binder.clearCallingIdentity(); 5484 try { 5485 UserInfo userInfo = sUserManager.getUserInfo(userId); 5486 return userInfo != null && userInfo.isEnabled(); 5487 } finally { 5488 Binder.restoreCallingIdentity(callingId); 5489 } 5490 } 5491 5492 /** 5493 * Filter out activities with systemUserOnly flag set, when current user is not System. 5494 * 5495 * @return filtered list 5496 */ 5497 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5498 if (userId == UserHandle.USER_SYSTEM) { 5499 return resolveInfos; 5500 } 5501 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5502 ResolveInfo info = resolveInfos.get(i); 5503 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5504 resolveInfos.remove(i); 5505 } 5506 } 5507 return resolveInfos; 5508 } 5509 5510 /** 5511 * @param resolveInfos list of resolve infos in descending priority order 5512 * @return if the list contains a resolve info with non-negative priority 5513 */ 5514 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5515 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5516 } 5517 5518 private static boolean hasWebURI(Intent intent) { 5519 if (intent.getData() == null) { 5520 return false; 5521 } 5522 final String scheme = intent.getScheme(); 5523 if (TextUtils.isEmpty(scheme)) { 5524 return false; 5525 } 5526 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5527 } 5528 5529 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5530 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5531 int userId) { 5532 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5533 5534 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5535 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5536 candidates.size()); 5537 } 5538 5539 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5540 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5541 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5542 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5543 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5544 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5545 5546 synchronized (mPackages) { 5547 final int count = candidates.size(); 5548 // First, try to use linked apps. Partition the candidates into four lists: 5549 // one for the final results, one for the "do not use ever", one for "undefined status" 5550 // and finally one for "browser app type". 5551 for (int n=0; n<count; n++) { 5552 ResolveInfo info = candidates.get(n); 5553 String packageName = info.activityInfo.packageName; 5554 PackageSetting ps = mSettings.mPackages.get(packageName); 5555 if (ps != null) { 5556 // Add to the special match all list (Browser use case) 5557 if (info.handleAllWebDataURI) { 5558 matchAllList.add(info); 5559 continue; 5560 } 5561 // Try to get the status from User settings first 5562 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5563 int status = (int)(packedStatus >> 32); 5564 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5565 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5566 if (DEBUG_DOMAIN_VERIFICATION) { 5567 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5568 + " : linkgen=" + linkGeneration); 5569 } 5570 // Use link-enabled generation as preferredOrder, i.e. 5571 // prefer newly-enabled over earlier-enabled. 5572 info.preferredOrder = linkGeneration; 5573 alwaysList.add(info); 5574 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5575 if (DEBUG_DOMAIN_VERIFICATION) { 5576 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5577 } 5578 neverList.add(info); 5579 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5580 if (DEBUG_DOMAIN_VERIFICATION) { 5581 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5582 } 5583 alwaysAskList.add(info); 5584 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5585 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5586 if (DEBUG_DOMAIN_VERIFICATION) { 5587 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5588 } 5589 undefinedList.add(info); 5590 } 5591 } 5592 } 5593 5594 // We'll want to include browser possibilities in a few cases 5595 boolean includeBrowser = false; 5596 5597 // First try to add the "always" resolution(s) for the current user, if any 5598 if (alwaysList.size() > 0) { 5599 result.addAll(alwaysList); 5600 } else { 5601 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5602 result.addAll(undefinedList); 5603 // Maybe add one for the other profile. 5604 if (xpDomainInfo != null && ( 5605 xpDomainInfo.bestDomainVerificationStatus 5606 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5607 result.add(xpDomainInfo.resolveInfo); 5608 } 5609 includeBrowser = true; 5610 } 5611 5612 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5613 // If there were 'always' entries their preferred order has been set, so we also 5614 // back that off to make the alternatives equivalent 5615 if (alwaysAskList.size() > 0) { 5616 for (ResolveInfo i : result) { 5617 i.preferredOrder = 0; 5618 } 5619 result.addAll(alwaysAskList); 5620 includeBrowser = true; 5621 } 5622 5623 if (includeBrowser) { 5624 // Also add browsers (all of them or only the default one) 5625 if (DEBUG_DOMAIN_VERIFICATION) { 5626 Slog.v(TAG, " ...including browsers in candidate set"); 5627 } 5628 if ((matchFlags & MATCH_ALL) != 0) { 5629 result.addAll(matchAllList); 5630 } else { 5631 // Browser/generic handling case. If there's a default browser, go straight 5632 // to that (but only if there is no other higher-priority match). 5633 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5634 int maxMatchPrio = 0; 5635 ResolveInfo defaultBrowserMatch = null; 5636 final int numCandidates = matchAllList.size(); 5637 for (int n = 0; n < numCandidates; n++) { 5638 ResolveInfo info = matchAllList.get(n); 5639 // track the highest overall match priority... 5640 if (info.priority > maxMatchPrio) { 5641 maxMatchPrio = info.priority; 5642 } 5643 // ...and the highest-priority default browser match 5644 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5645 if (defaultBrowserMatch == null 5646 || (defaultBrowserMatch.priority < info.priority)) { 5647 if (debug) { 5648 Slog.v(TAG, "Considering default browser match " + info); 5649 } 5650 defaultBrowserMatch = info; 5651 } 5652 } 5653 } 5654 if (defaultBrowserMatch != null 5655 && defaultBrowserMatch.priority >= maxMatchPrio 5656 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5657 { 5658 if (debug) { 5659 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5660 } 5661 result.add(defaultBrowserMatch); 5662 } else { 5663 result.addAll(matchAllList); 5664 } 5665 } 5666 5667 // If there is nothing selected, add all candidates and remove the ones that the user 5668 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5669 if (result.size() == 0) { 5670 result.addAll(candidates); 5671 result.removeAll(neverList); 5672 } 5673 } 5674 } 5675 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5676 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5677 result.size()); 5678 for (ResolveInfo info : result) { 5679 Slog.v(TAG, " + " + info.activityInfo); 5680 } 5681 } 5682 return result; 5683 } 5684 5685 // Returns a packed value as a long: 5686 // 5687 // high 'int'-sized word: link status: undefined/ask/never/always. 5688 // low 'int'-sized word: relative priority among 'always' results. 5689 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5690 long result = ps.getDomainVerificationStatusForUser(userId); 5691 // if none available, get the master status 5692 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5693 if (ps.getIntentFilterVerificationInfo() != null) { 5694 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5695 } 5696 } 5697 return result; 5698 } 5699 5700 private ResolveInfo querySkipCurrentProfileIntents( 5701 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5702 int flags, int sourceUserId) { 5703 if (matchingFilters != null) { 5704 int size = matchingFilters.size(); 5705 for (int i = 0; i < size; i ++) { 5706 CrossProfileIntentFilter filter = matchingFilters.get(i); 5707 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5708 // Checking if there are activities in the target user that can handle the 5709 // intent. 5710 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5711 resolvedType, flags, sourceUserId); 5712 if (resolveInfo != null) { 5713 return resolveInfo; 5714 } 5715 } 5716 } 5717 } 5718 return null; 5719 } 5720 5721 // Return matching ResolveInfo in target user if any. 5722 private ResolveInfo queryCrossProfileIntents( 5723 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5724 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5725 if (matchingFilters != null) { 5726 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5727 // match the same intent. For performance reasons, it is better not to 5728 // run queryIntent twice for the same userId 5729 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5730 int size = matchingFilters.size(); 5731 for (int i = 0; i < size; i++) { 5732 CrossProfileIntentFilter filter = matchingFilters.get(i); 5733 int targetUserId = filter.getTargetUserId(); 5734 boolean skipCurrentProfile = 5735 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5736 boolean skipCurrentProfileIfNoMatchFound = 5737 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5738 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5739 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5740 // Checking if there are activities in the target user that can handle the 5741 // intent. 5742 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5743 resolvedType, flags, sourceUserId); 5744 if (resolveInfo != null) return resolveInfo; 5745 alreadyTriedUserIds.put(targetUserId, true); 5746 } 5747 } 5748 } 5749 return null; 5750 } 5751 5752 /** 5753 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5754 * will forward the intent to the filter's target user. 5755 * Otherwise, returns null. 5756 */ 5757 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5758 String resolvedType, int flags, int sourceUserId) { 5759 int targetUserId = filter.getTargetUserId(); 5760 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5761 resolvedType, flags, targetUserId); 5762 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 5763 // If all the matches in the target profile are suspended, return null. 5764 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 5765 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 5766 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 5767 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 5768 targetUserId); 5769 } 5770 } 5771 } 5772 return null; 5773 } 5774 5775 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5776 int sourceUserId, int targetUserId) { 5777 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5778 long ident = Binder.clearCallingIdentity(); 5779 boolean targetIsProfile; 5780 try { 5781 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5782 } finally { 5783 Binder.restoreCallingIdentity(ident); 5784 } 5785 String className; 5786 if (targetIsProfile) { 5787 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5788 } else { 5789 className = FORWARD_INTENT_TO_PARENT; 5790 } 5791 ComponentName forwardingActivityComponentName = new ComponentName( 5792 mAndroidApplication.packageName, className); 5793 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5794 sourceUserId); 5795 if (!targetIsProfile) { 5796 forwardingActivityInfo.showUserIcon = targetUserId; 5797 forwardingResolveInfo.noResourceId = true; 5798 } 5799 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5800 forwardingResolveInfo.priority = 0; 5801 forwardingResolveInfo.preferredOrder = 0; 5802 forwardingResolveInfo.match = 0; 5803 forwardingResolveInfo.isDefault = true; 5804 forwardingResolveInfo.filter = filter; 5805 forwardingResolveInfo.targetUserId = targetUserId; 5806 return forwardingResolveInfo; 5807 } 5808 5809 @Override 5810 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5811 Intent[] specifics, String[] specificTypes, Intent intent, 5812 String resolvedType, int flags, int userId) { 5813 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 5814 specificTypes, intent, resolvedType, flags, userId)); 5815 } 5816 5817 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 5818 Intent[] specifics, String[] specificTypes, Intent intent, 5819 String resolvedType, int flags, int userId) { 5820 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5821 flags = updateFlagsForResolve(flags, userId, intent); 5822 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5823 false /* requireFullPermission */, false /* checkShell */, 5824 "query intent activity options"); 5825 final String resultsAction = intent.getAction(); 5826 5827 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 5828 | PackageManager.GET_RESOLVED_FILTER, userId); 5829 5830 if (DEBUG_INTENT_MATCHING) { 5831 Log.v(TAG, "Query " + intent + ": " + results); 5832 } 5833 5834 int specificsPos = 0; 5835 int N; 5836 5837 // todo: note that the algorithm used here is O(N^2). This 5838 // isn't a problem in our current environment, but if we start running 5839 // into situations where we have more than 5 or 10 matches then this 5840 // should probably be changed to something smarter... 5841 5842 // First we go through and resolve each of the specific items 5843 // that were supplied, taking care of removing any corresponding 5844 // duplicate items in the generic resolve list. 5845 if (specifics != null) { 5846 for (int i=0; i<specifics.length; i++) { 5847 final Intent sintent = specifics[i]; 5848 if (sintent == null) { 5849 continue; 5850 } 5851 5852 if (DEBUG_INTENT_MATCHING) { 5853 Log.v(TAG, "Specific #" + i + ": " + sintent); 5854 } 5855 5856 String action = sintent.getAction(); 5857 if (resultsAction != null && resultsAction.equals(action)) { 5858 // If this action was explicitly requested, then don't 5859 // remove things that have it. 5860 action = null; 5861 } 5862 5863 ResolveInfo ri = null; 5864 ActivityInfo ai = null; 5865 5866 ComponentName comp = sintent.getComponent(); 5867 if (comp == null) { 5868 ri = resolveIntent( 5869 sintent, 5870 specificTypes != null ? specificTypes[i] : null, 5871 flags, userId); 5872 if (ri == null) { 5873 continue; 5874 } 5875 if (ri == mResolveInfo) { 5876 // ACK! Must do something better with this. 5877 } 5878 ai = ri.activityInfo; 5879 comp = new ComponentName(ai.applicationInfo.packageName, 5880 ai.name); 5881 } else { 5882 ai = getActivityInfo(comp, flags, userId); 5883 if (ai == null) { 5884 continue; 5885 } 5886 } 5887 5888 // Look for any generic query activities that are duplicates 5889 // of this specific one, and remove them from the results. 5890 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5891 N = results.size(); 5892 int j; 5893 for (j=specificsPos; j<N; j++) { 5894 ResolveInfo sri = results.get(j); 5895 if ((sri.activityInfo.name.equals(comp.getClassName()) 5896 && sri.activityInfo.applicationInfo.packageName.equals( 5897 comp.getPackageName())) 5898 || (action != null && sri.filter.matchAction(action))) { 5899 results.remove(j); 5900 if (DEBUG_INTENT_MATCHING) Log.v( 5901 TAG, "Removing duplicate item from " + j 5902 + " due to specific " + specificsPos); 5903 if (ri == null) { 5904 ri = sri; 5905 } 5906 j--; 5907 N--; 5908 } 5909 } 5910 5911 // Add this specific item to its proper place. 5912 if (ri == null) { 5913 ri = new ResolveInfo(); 5914 ri.activityInfo = ai; 5915 } 5916 results.add(specificsPos, ri); 5917 ri.specificIndex = i; 5918 specificsPos++; 5919 } 5920 } 5921 5922 // Now we go through the remaining generic results and remove any 5923 // duplicate actions that are found here. 5924 N = results.size(); 5925 for (int i=specificsPos; i<N-1; i++) { 5926 final ResolveInfo rii = results.get(i); 5927 if (rii.filter == null) { 5928 continue; 5929 } 5930 5931 // Iterate over all of the actions of this result's intent 5932 // filter... typically this should be just one. 5933 final Iterator<String> it = rii.filter.actionsIterator(); 5934 if (it == null) { 5935 continue; 5936 } 5937 while (it.hasNext()) { 5938 final String action = it.next(); 5939 if (resultsAction != null && resultsAction.equals(action)) { 5940 // If this action was explicitly requested, then don't 5941 // remove things that have it. 5942 continue; 5943 } 5944 for (int j=i+1; j<N; j++) { 5945 final ResolveInfo rij = results.get(j); 5946 if (rij.filter != null && rij.filter.hasAction(action)) { 5947 results.remove(j); 5948 if (DEBUG_INTENT_MATCHING) Log.v( 5949 TAG, "Removing duplicate item from " + j 5950 + " due to action " + action + " at " + i); 5951 j--; 5952 N--; 5953 } 5954 } 5955 } 5956 5957 // If the caller didn't request filter information, drop it now 5958 // so we don't have to marshall/unmarshall it. 5959 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5960 rii.filter = null; 5961 } 5962 } 5963 5964 // Filter out the caller activity if so requested. 5965 if (caller != null) { 5966 N = results.size(); 5967 for (int i=0; i<N; i++) { 5968 ActivityInfo ainfo = results.get(i).activityInfo; 5969 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5970 && caller.getClassName().equals(ainfo.name)) { 5971 results.remove(i); 5972 break; 5973 } 5974 } 5975 } 5976 5977 // If the caller didn't request filter information, 5978 // drop them now so we don't have to 5979 // marshall/unmarshall it. 5980 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5981 N = results.size(); 5982 for (int i=0; i<N; i++) { 5983 results.get(i).filter = null; 5984 } 5985 } 5986 5987 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5988 return results; 5989 } 5990 5991 @Override 5992 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 5993 String resolvedType, int flags, int userId) { 5994 return new ParceledListSlice<>( 5995 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 5996 } 5997 5998 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 5999 String resolvedType, int flags, int userId) { 6000 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6001 flags = updateFlagsForResolve(flags, userId, intent); 6002 ComponentName comp = intent.getComponent(); 6003 if (comp == null) { 6004 if (intent.getSelector() != null) { 6005 intent = intent.getSelector(); 6006 comp = intent.getComponent(); 6007 } 6008 } 6009 if (comp != null) { 6010 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6011 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6012 if (ai != null) { 6013 ResolveInfo ri = new ResolveInfo(); 6014 ri.activityInfo = ai; 6015 list.add(ri); 6016 } 6017 return list; 6018 } 6019 6020 // reader 6021 synchronized (mPackages) { 6022 String pkgName = intent.getPackage(); 6023 if (pkgName == null) { 6024 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6025 } 6026 final PackageParser.Package pkg = mPackages.get(pkgName); 6027 if (pkg != null) { 6028 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6029 userId); 6030 } 6031 return Collections.emptyList(); 6032 } 6033 } 6034 6035 @Override 6036 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6037 if (!sUserManager.exists(userId)) return null; 6038 flags = updateFlagsForResolve(flags, userId, intent); 6039 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6040 if (query != null) { 6041 if (query.size() >= 1) { 6042 // If there is more than one service with the same priority, 6043 // just arbitrarily pick the first one. 6044 return query.get(0); 6045 } 6046 } 6047 return null; 6048 } 6049 6050 @Override 6051 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6052 String resolvedType, int flags, int userId) { 6053 return new ParceledListSlice<>( 6054 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6055 } 6056 6057 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6058 String resolvedType, int flags, int userId) { 6059 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6060 flags = updateFlagsForResolve(flags, userId, intent); 6061 ComponentName comp = intent.getComponent(); 6062 if (comp == null) { 6063 if (intent.getSelector() != null) { 6064 intent = intent.getSelector(); 6065 comp = intent.getComponent(); 6066 } 6067 } 6068 if (comp != null) { 6069 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6070 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6071 if (si != null) { 6072 final ResolveInfo ri = new ResolveInfo(); 6073 ri.serviceInfo = si; 6074 list.add(ri); 6075 } 6076 return list; 6077 } 6078 6079 // reader 6080 synchronized (mPackages) { 6081 String pkgName = intent.getPackage(); 6082 if (pkgName == null) { 6083 return mServices.queryIntent(intent, resolvedType, flags, userId); 6084 } 6085 final PackageParser.Package pkg = mPackages.get(pkgName); 6086 if (pkg != null) { 6087 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6088 userId); 6089 } 6090 return Collections.emptyList(); 6091 } 6092 } 6093 6094 @Override 6095 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6096 String resolvedType, int flags, int userId) { 6097 return new ParceledListSlice<>( 6098 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6099 } 6100 6101 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6102 Intent intent, String resolvedType, int flags, int userId) { 6103 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6104 flags = updateFlagsForResolve(flags, userId, intent); 6105 ComponentName comp = intent.getComponent(); 6106 if (comp == null) { 6107 if (intent.getSelector() != null) { 6108 intent = intent.getSelector(); 6109 comp = intent.getComponent(); 6110 } 6111 } 6112 if (comp != null) { 6113 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6114 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6115 if (pi != null) { 6116 final ResolveInfo ri = new ResolveInfo(); 6117 ri.providerInfo = pi; 6118 list.add(ri); 6119 } 6120 return list; 6121 } 6122 6123 // reader 6124 synchronized (mPackages) { 6125 String pkgName = intent.getPackage(); 6126 if (pkgName == null) { 6127 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6128 } 6129 final PackageParser.Package pkg = mPackages.get(pkgName); 6130 if (pkg != null) { 6131 return mProviders.queryIntentForPackage( 6132 intent, resolvedType, flags, pkg.providers, userId); 6133 } 6134 return Collections.emptyList(); 6135 } 6136 } 6137 6138 @Override 6139 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6140 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6141 flags = updateFlagsForPackage(flags, userId, null); 6142 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6143 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6144 true /* requireFullPermission */, false /* checkShell */, 6145 "get installed packages"); 6146 6147 // writer 6148 synchronized (mPackages) { 6149 ArrayList<PackageInfo> list; 6150 if (listUninstalled) { 6151 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 6152 for (PackageSetting ps : mSettings.mPackages.values()) { 6153 final PackageInfo pi; 6154 if (ps.pkg != null) { 6155 pi = generatePackageInfo(ps, flags, userId); 6156 } else { 6157 pi = generatePackageInfo(ps, flags, userId); 6158 } 6159 if (pi != null) { 6160 list.add(pi); 6161 } 6162 } 6163 } else { 6164 list = new ArrayList<PackageInfo>(mPackages.size()); 6165 for (PackageParser.Package p : mPackages.values()) { 6166 final PackageInfo pi = 6167 generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 6168 if (pi != null) { 6169 list.add(pi); 6170 } 6171 } 6172 } 6173 6174 return new ParceledListSlice<PackageInfo>(list); 6175 } 6176 } 6177 6178 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6179 String[] permissions, boolean[] tmp, int flags, int userId) { 6180 int numMatch = 0; 6181 final PermissionsState permissionsState = ps.getPermissionsState(); 6182 for (int i=0; i<permissions.length; i++) { 6183 final String permission = permissions[i]; 6184 if (permissionsState.hasPermission(permission, userId)) { 6185 tmp[i] = true; 6186 numMatch++; 6187 } else { 6188 tmp[i] = false; 6189 } 6190 } 6191 if (numMatch == 0) { 6192 return; 6193 } 6194 final PackageInfo pi; 6195 if (ps.pkg != null) { 6196 pi = generatePackageInfo(ps, flags, userId); 6197 } else { 6198 pi = generatePackageInfo(ps, flags, userId); 6199 } 6200 // The above might return null in cases of uninstalled apps or install-state 6201 // skew across users/profiles. 6202 if (pi != null) { 6203 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6204 if (numMatch == permissions.length) { 6205 pi.requestedPermissions = permissions; 6206 } else { 6207 pi.requestedPermissions = new String[numMatch]; 6208 numMatch = 0; 6209 for (int i=0; i<permissions.length; i++) { 6210 if (tmp[i]) { 6211 pi.requestedPermissions[numMatch] = permissions[i]; 6212 numMatch++; 6213 } 6214 } 6215 } 6216 } 6217 list.add(pi); 6218 } 6219 } 6220 6221 @Override 6222 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6223 String[] permissions, int flags, int userId) { 6224 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6225 flags = updateFlagsForPackage(flags, userId, permissions); 6226 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6227 6228 // writer 6229 synchronized (mPackages) { 6230 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6231 boolean[] tmpBools = new boolean[permissions.length]; 6232 if (listUninstalled) { 6233 for (PackageSetting ps : mSettings.mPackages.values()) { 6234 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 6235 } 6236 } else { 6237 for (PackageParser.Package pkg : mPackages.values()) { 6238 PackageSetting ps = (PackageSetting)pkg.mExtras; 6239 if (ps != null) { 6240 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6241 userId); 6242 } 6243 } 6244 } 6245 6246 return new ParceledListSlice<PackageInfo>(list); 6247 } 6248 } 6249 6250 @Override 6251 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 6252 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6253 flags = updateFlagsForApplication(flags, userId, null); 6254 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6255 6256 // writer 6257 synchronized (mPackages) { 6258 ArrayList<ApplicationInfo> list; 6259 if (listUninstalled) { 6260 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 6261 for (PackageSetting ps : mSettings.mPackages.values()) { 6262 ApplicationInfo ai; 6263 if (ps.pkg != null) { 6264 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 6265 ps.readUserState(userId), userId); 6266 } else { 6267 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 6268 } 6269 if (ai != null) { 6270 list.add(ai); 6271 } 6272 } 6273 } else { 6274 list = new ArrayList<ApplicationInfo>(mPackages.size()); 6275 for (PackageParser.Package p : mPackages.values()) { 6276 if (p.mExtras != null) { 6277 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6278 ((PackageSetting)p.mExtras).readUserState(userId), userId); 6279 if (ai != null) { 6280 list.add(ai); 6281 } 6282 } 6283 } 6284 } 6285 6286 return new ParceledListSlice<ApplicationInfo>(list); 6287 } 6288 } 6289 6290 @Override 6291 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 6292 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6293 return null; 6294 } 6295 6296 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6297 "getEphemeralApplications"); 6298 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6299 true /* requireFullPermission */, false /* checkShell */, 6300 "getEphemeralApplications"); 6301 synchronized (mPackages) { 6302 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 6303 .getEphemeralApplicationsLPw(userId); 6304 if (ephemeralApps != null) { 6305 return new ParceledListSlice<>(ephemeralApps); 6306 } 6307 } 6308 return null; 6309 } 6310 6311 @Override 6312 public boolean isEphemeralApplication(String packageName, int userId) { 6313 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6314 true /* requireFullPermission */, false /* checkShell */, 6315 "isEphemeral"); 6316 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6317 return false; 6318 } 6319 6320 if (!isCallerSameApp(packageName)) { 6321 return false; 6322 } 6323 synchronized (mPackages) { 6324 PackageParser.Package pkg = mPackages.get(packageName); 6325 if (pkg != null) { 6326 return pkg.applicationInfo.isEphemeralApp(); 6327 } 6328 } 6329 return false; 6330 } 6331 6332 @Override 6333 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 6334 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6335 return null; 6336 } 6337 6338 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6339 true /* requireFullPermission */, false /* checkShell */, 6340 "getCookie"); 6341 if (!isCallerSameApp(packageName)) { 6342 return null; 6343 } 6344 synchronized (mPackages) { 6345 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 6346 packageName, userId); 6347 } 6348 } 6349 6350 @Override 6351 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 6352 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6353 return true; 6354 } 6355 6356 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6357 true /* requireFullPermission */, true /* checkShell */, 6358 "setCookie"); 6359 if (!isCallerSameApp(packageName)) { 6360 return false; 6361 } 6362 synchronized (mPackages) { 6363 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 6364 packageName, cookie, userId); 6365 } 6366 } 6367 6368 @Override 6369 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 6370 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6371 return null; 6372 } 6373 6374 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6375 "getEphemeralApplicationIcon"); 6376 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6377 true /* requireFullPermission */, false /* checkShell */, 6378 "getEphemeralApplicationIcon"); 6379 synchronized (mPackages) { 6380 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 6381 packageName, userId); 6382 } 6383 } 6384 6385 private boolean isCallerSameApp(String packageName) { 6386 PackageParser.Package pkg = mPackages.get(packageName); 6387 return pkg != null 6388 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6389 } 6390 6391 @Override 6392 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 6393 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 6394 } 6395 6396 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 6397 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6398 6399 // reader 6400 synchronized (mPackages) { 6401 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6402 final int userId = UserHandle.getCallingUserId(); 6403 while (i.hasNext()) { 6404 final PackageParser.Package p = i.next(); 6405 if (p.applicationInfo == null) continue; 6406 6407 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 6408 && !p.applicationInfo.isDirectBootAware(); 6409 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 6410 && p.applicationInfo.isDirectBootAware(); 6411 6412 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 6413 && (!mSafeMode || isSystemApp(p)) 6414 && (matchesUnaware || matchesAware)) { 6415 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6416 if (ps != null) { 6417 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6418 ps.readUserState(userId), userId); 6419 if (ai != null) { 6420 finalList.add(ai); 6421 } 6422 } 6423 } 6424 } 6425 } 6426 6427 return finalList; 6428 } 6429 6430 @Override 6431 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6432 if (!sUserManager.exists(userId)) return null; 6433 flags = updateFlagsForComponent(flags, userId, name); 6434 // reader 6435 synchronized (mPackages) { 6436 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6437 PackageSetting ps = provider != null 6438 ? mSettings.mPackages.get(provider.owner.packageName) 6439 : null; 6440 return ps != null 6441 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6442 ? PackageParser.generateProviderInfo(provider, flags, 6443 ps.readUserState(userId), userId) 6444 : null; 6445 } 6446 } 6447 6448 /** 6449 * @deprecated 6450 */ 6451 @Deprecated 6452 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6453 // reader 6454 synchronized (mPackages) { 6455 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6456 .entrySet().iterator(); 6457 final int userId = UserHandle.getCallingUserId(); 6458 while (i.hasNext()) { 6459 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6460 PackageParser.Provider p = entry.getValue(); 6461 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6462 6463 if (ps != null && p.syncable 6464 && (!mSafeMode || (p.info.applicationInfo.flags 6465 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6466 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6467 ps.readUserState(userId), userId); 6468 if (info != null) { 6469 outNames.add(entry.getKey()); 6470 outInfo.add(info); 6471 } 6472 } 6473 } 6474 } 6475 } 6476 6477 @Override 6478 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6479 int uid, int flags) { 6480 final int userId = processName != null ? UserHandle.getUserId(uid) 6481 : UserHandle.getCallingUserId(); 6482 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6483 flags = updateFlagsForComponent(flags, userId, processName); 6484 6485 ArrayList<ProviderInfo> finalList = null; 6486 // reader 6487 synchronized (mPackages) { 6488 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6489 while (i.hasNext()) { 6490 final PackageParser.Provider p = i.next(); 6491 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6492 if (ps != null && p.info.authority != null 6493 && (processName == null 6494 || (p.info.processName.equals(processName) 6495 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6496 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6497 if (finalList == null) { 6498 finalList = new ArrayList<ProviderInfo>(3); 6499 } 6500 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6501 ps.readUserState(userId), userId); 6502 if (info != null) { 6503 finalList.add(info); 6504 } 6505 } 6506 } 6507 } 6508 6509 if (finalList != null) { 6510 Collections.sort(finalList, mProviderInitOrderSorter); 6511 return new ParceledListSlice<ProviderInfo>(finalList); 6512 } 6513 6514 return ParceledListSlice.emptyList(); 6515 } 6516 6517 @Override 6518 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6519 // reader 6520 synchronized (mPackages) { 6521 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6522 return PackageParser.generateInstrumentationInfo(i, flags); 6523 } 6524 } 6525 6526 @Override 6527 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 6528 String targetPackage, int flags) { 6529 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 6530 } 6531 6532 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 6533 int flags) { 6534 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 6535 6536 // reader 6537 synchronized (mPackages) { 6538 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6539 while (i.hasNext()) { 6540 final PackageParser.Instrumentation p = i.next(); 6541 if (targetPackage == null 6542 || targetPackage.equals(p.info.targetPackage)) { 6543 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6544 flags); 6545 if (ii != null) { 6546 finalList.add(ii); 6547 } 6548 } 6549 } 6550 } 6551 6552 return finalList; 6553 } 6554 6555 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6556 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6557 if (overlays == null) { 6558 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6559 return; 6560 } 6561 for (PackageParser.Package opkg : overlays.values()) { 6562 // Not much to do if idmap fails: we already logged the error 6563 // and we certainly don't want to abort installation of pkg simply 6564 // because an overlay didn't fit properly. For these reasons, 6565 // ignore the return value of createIdmapForPackagePairLI. 6566 createIdmapForPackagePairLI(pkg, opkg); 6567 } 6568 } 6569 6570 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6571 PackageParser.Package opkg) { 6572 if (!opkg.mTrustedOverlay) { 6573 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6574 opkg.baseCodePath + ": overlay not trusted"); 6575 return false; 6576 } 6577 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6578 if (overlaySet == null) { 6579 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6580 opkg.baseCodePath + " but target package has no known overlays"); 6581 return false; 6582 } 6583 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6584 // TODO: generate idmap for split APKs 6585 try { 6586 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6587 } catch (InstallerException e) { 6588 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6589 + opkg.baseCodePath); 6590 return false; 6591 } 6592 PackageParser.Package[] overlayArray = 6593 overlaySet.values().toArray(new PackageParser.Package[0]); 6594 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6595 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6596 return p1.mOverlayPriority - p2.mOverlayPriority; 6597 } 6598 }; 6599 Arrays.sort(overlayArray, cmp); 6600 6601 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6602 int i = 0; 6603 for (PackageParser.Package p : overlayArray) { 6604 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6605 } 6606 return true; 6607 } 6608 6609 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6610 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6611 try { 6612 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6613 } finally { 6614 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6615 } 6616 } 6617 6618 private void scanDirLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6619 final File[] files = dir.listFiles(); 6620 if (ArrayUtils.isEmpty(files)) { 6621 Log.d(TAG, "No files in app dir " + dir); 6622 return; 6623 } 6624 6625 if (DEBUG_PACKAGE_SCANNING) { 6626 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6627 + " flags=0x" + Integer.toHexString(parseFlags)); 6628 } 6629 6630 for (File file : files) { 6631 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6632 && !PackageInstallerService.isStageName(file.getName()); 6633 if (!isPackage) { 6634 // Ignore entries which are not packages 6635 continue; 6636 } 6637 try { 6638 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6639 scanFlags, currentTime, null); 6640 } catch (PackageManagerException e) { 6641 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6642 6643 // Delete invalid userdata apps 6644 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6645 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6646 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6647 removeCodePathLI(file); 6648 } 6649 } 6650 } 6651 } 6652 6653 private static File getSettingsProblemFile() { 6654 File dataDir = Environment.getDataDirectory(); 6655 File systemDir = new File(dataDir, "system"); 6656 File fname = new File(systemDir, "uiderrors.txt"); 6657 return fname; 6658 } 6659 6660 static void reportSettingsProblem(int priority, String msg) { 6661 logCriticalInfo(priority, msg); 6662 } 6663 6664 static void logCriticalInfo(int priority, String msg) { 6665 Slog.println(priority, TAG, msg); 6666 EventLogTags.writePmCriticalInfo(msg); 6667 try { 6668 File fname = getSettingsProblemFile(); 6669 FileOutputStream out = new FileOutputStream(fname, true); 6670 PrintWriter pw = new FastPrintWriter(out); 6671 SimpleDateFormat formatter = new SimpleDateFormat(); 6672 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6673 pw.println(dateString + ": " + msg); 6674 pw.close(); 6675 FileUtils.setPermissions( 6676 fname.toString(), 6677 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6678 -1, -1); 6679 } catch (java.io.IOException e) { 6680 } 6681 } 6682 6683 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 6684 if (srcFile.isDirectory()) { 6685 final File baseFile = new File(pkg.baseCodePath); 6686 long maxModifiedTime = baseFile.lastModified(); 6687 if (pkg.splitCodePaths != null) { 6688 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 6689 final File splitFile = new File(pkg.splitCodePaths[i]); 6690 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 6691 } 6692 } 6693 return maxModifiedTime; 6694 } 6695 return srcFile.lastModified(); 6696 } 6697 6698 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 6699 final int policyFlags) throws PackageManagerException { 6700 // When upgrading from pre-N MR1, verify the package time stamp using the package 6701 // directory and not the APK file. 6702 final long lastModifiedTime = mIsPreNMR1Upgrade 6703 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 6704 if (ps != null 6705 && ps.codePath.equals(srcFile) 6706 && ps.timeStamp == lastModifiedTime 6707 && !isCompatSignatureUpdateNeeded(pkg) 6708 && !isRecoverSignatureUpdateNeeded(pkg)) { 6709 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6710 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6711 ArraySet<PublicKey> signingKs; 6712 synchronized (mPackages) { 6713 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6714 } 6715 if (ps.signatures.mSignatures != null 6716 && ps.signatures.mSignatures.length != 0 6717 && signingKs != null) { 6718 // Optimization: reuse the existing cached certificates 6719 // if the package appears to be unchanged. 6720 pkg.mSignatures = ps.signatures.mSignatures; 6721 pkg.mSigningKeys = signingKs; 6722 return; 6723 } 6724 6725 Slog.w(TAG, "PackageSetting for " + ps.name 6726 + " is missing signatures. Collecting certs again to recover them."); 6727 } else { 6728 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 6729 } 6730 6731 try { 6732 PackageParser.collectCertificates(pkg, policyFlags); 6733 } catch (PackageParserException e) { 6734 throw PackageManagerException.from(e); 6735 } 6736 } 6737 6738 /** 6739 * Traces a package scan. 6740 * @see #scanPackageLI(File, int, int, long, UserHandle) 6741 */ 6742 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 6743 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6744 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6745 try { 6746 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6747 } finally { 6748 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6749 } 6750 } 6751 6752 /** 6753 * Scans a package and returns the newly parsed package. 6754 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6755 */ 6756 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6757 long currentTime, UserHandle user) throws PackageManagerException { 6758 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6759 PackageParser pp = new PackageParser(); 6760 pp.setSeparateProcesses(mSeparateProcesses); 6761 pp.setOnlyCoreApps(mOnlyCore); 6762 pp.setDisplayMetrics(mMetrics); 6763 6764 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6765 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6766 } 6767 6768 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 6769 final PackageParser.Package pkg; 6770 try { 6771 pkg = pp.parsePackage(scanFile, parseFlags); 6772 } catch (PackageParserException e) { 6773 throw PackageManagerException.from(e); 6774 } finally { 6775 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6776 } 6777 6778 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6779 } 6780 6781 /** 6782 * Scans a package and returns the newly parsed package. 6783 * @throws PackageManagerException on a parse error. 6784 */ 6785 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 6786 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 6787 throws PackageManagerException { 6788 // If the package has children and this is the first dive in the function 6789 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 6790 // packages (parent and children) would be successfully scanned before the 6791 // actual scan since scanning mutates internal state and we want to atomically 6792 // install the package and its children. 6793 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 6794 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 6795 scanFlags |= SCAN_CHECK_ONLY; 6796 } 6797 } else { 6798 scanFlags &= ~SCAN_CHECK_ONLY; 6799 } 6800 6801 // Scan the parent 6802 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 6803 scanFlags, currentTime, user); 6804 6805 // Scan the children 6806 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 6807 for (int i = 0; i < childCount; i++) { 6808 PackageParser.Package childPackage = pkg.childPackages.get(i); 6809 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 6810 currentTime, user); 6811 } 6812 6813 6814 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 6815 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 6816 } 6817 6818 return scannedPkg; 6819 } 6820 6821 /** 6822 * Scans a package and returns the newly parsed package. 6823 * @throws PackageManagerException on a parse error. 6824 */ 6825 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 6826 int policyFlags, int scanFlags, long currentTime, UserHandle user) 6827 throws PackageManagerException { 6828 PackageSetting ps = null; 6829 PackageSetting updatedPkg; 6830 // reader 6831 synchronized (mPackages) { 6832 // Look to see if we already know about this package. 6833 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6834 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6835 // This package has been renamed to its original name. Let's 6836 // use that. 6837 ps = mSettings.peekPackageLPr(oldName); 6838 } 6839 // If there was no original package, see one for the real package name. 6840 if (ps == null) { 6841 ps = mSettings.peekPackageLPr(pkg.packageName); 6842 } 6843 // Check to see if this package could be hiding/updating a system 6844 // package. Must look for it either under the original or real 6845 // package name depending on our state. 6846 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6847 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6848 6849 // If this is a package we don't know about on the system partition, we 6850 // may need to remove disabled child packages on the system partition 6851 // or may need to not add child packages if the parent apk is updated 6852 // on the data partition and no longer defines this child package. 6853 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6854 // If this is a parent package for an updated system app and this system 6855 // app got an OTA update which no longer defines some of the child packages 6856 // we have to prune them from the disabled system packages. 6857 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 6858 if (disabledPs != null) { 6859 final int scannedChildCount = (pkg.childPackages != null) 6860 ? pkg.childPackages.size() : 0; 6861 final int disabledChildCount = disabledPs.childPackageNames != null 6862 ? disabledPs.childPackageNames.size() : 0; 6863 for (int i = 0; i < disabledChildCount; i++) { 6864 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 6865 boolean disabledPackageAvailable = false; 6866 for (int j = 0; j < scannedChildCount; j++) { 6867 PackageParser.Package childPkg = pkg.childPackages.get(j); 6868 if (childPkg.packageName.equals(disabledChildPackageName)) { 6869 disabledPackageAvailable = true; 6870 break; 6871 } 6872 } 6873 if (!disabledPackageAvailable) { 6874 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 6875 } 6876 } 6877 } 6878 } 6879 } 6880 6881 boolean updatedPkgBetter = false; 6882 // First check if this is a system package that may involve an update 6883 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6884 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6885 // it needs to drop FLAG_PRIVILEGED. 6886 if (locationIsPrivileged(scanFile)) { 6887 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6888 } else { 6889 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6890 } 6891 6892 if (ps != null && !ps.codePath.equals(scanFile)) { 6893 // The path has changed from what was last scanned... check the 6894 // version of the new path against what we have stored to determine 6895 // what to do. 6896 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6897 if (pkg.mVersionCode <= ps.versionCode) { 6898 // The system package has been updated and the code path does not match 6899 // Ignore entry. Skip it. 6900 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6901 + " ignored: updated version " + ps.versionCode 6902 + " better than this " + pkg.mVersionCode); 6903 if (!updatedPkg.codePath.equals(scanFile)) { 6904 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6905 + ps.name + " changing from " + updatedPkg.codePathString 6906 + " to " + scanFile); 6907 updatedPkg.codePath = scanFile; 6908 updatedPkg.codePathString = scanFile.toString(); 6909 updatedPkg.resourcePath = scanFile; 6910 updatedPkg.resourcePathString = scanFile.toString(); 6911 } 6912 updatedPkg.pkg = pkg; 6913 updatedPkg.versionCode = pkg.mVersionCode; 6914 6915 // Update the disabled system child packages to point to the package too. 6916 final int childCount = updatedPkg.childPackageNames != null 6917 ? updatedPkg.childPackageNames.size() : 0; 6918 for (int i = 0; i < childCount; i++) { 6919 String childPackageName = updatedPkg.childPackageNames.get(i); 6920 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 6921 childPackageName); 6922 if (updatedChildPkg != null) { 6923 updatedChildPkg.pkg = pkg; 6924 updatedChildPkg.versionCode = pkg.mVersionCode; 6925 } 6926 } 6927 6928 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 6929 + scanFile + " ignored: updated version " + ps.versionCode 6930 + " better than this " + pkg.mVersionCode); 6931 } else { 6932 // The current app on the system partition is better than 6933 // what we have updated to on the data partition; switch 6934 // back to the system partition version. 6935 // At this point, its safely assumed that package installation for 6936 // apps in system partition will go through. If not there won't be a working 6937 // version of the app 6938 // writer 6939 synchronized (mPackages) { 6940 // Just remove the loaded entries from package lists. 6941 mPackages.remove(ps.name); 6942 } 6943 6944 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6945 + " reverting from " + ps.codePathString 6946 + ": new version " + pkg.mVersionCode 6947 + " better than installed " + ps.versionCode); 6948 6949 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6950 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6951 synchronized (mInstallLock) { 6952 args.cleanUpResourcesLI(); 6953 } 6954 synchronized (mPackages) { 6955 mSettings.enableSystemPackageLPw(ps.name); 6956 } 6957 updatedPkgBetter = true; 6958 } 6959 } 6960 } 6961 6962 if (updatedPkg != null) { 6963 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6964 // initially 6965 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 6966 6967 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6968 // flag set initially 6969 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6970 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6971 } 6972 } 6973 6974 // Verify certificates against what was last scanned 6975 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 6976 6977 /* 6978 * A new system app appeared, but we already had a non-system one of the 6979 * same name installed earlier. 6980 */ 6981 boolean shouldHideSystemApp = false; 6982 if (updatedPkg == null && ps != null 6983 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6984 /* 6985 * Check to make sure the signatures match first. If they don't, 6986 * wipe the installed application and its data. 6987 */ 6988 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6989 != PackageManager.SIGNATURE_MATCH) { 6990 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6991 + " signatures don't match existing userdata copy; removing"); 6992 try (PackageFreezer freezer = freezePackage(pkg.packageName, 6993 "scanPackageInternalLI")) { 6994 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 6995 } 6996 ps = null; 6997 } else { 6998 /* 6999 * If the newly-added system app is an older version than the 7000 * already installed version, hide it. It will be scanned later 7001 * and re-added like an update. 7002 */ 7003 if (pkg.mVersionCode <= ps.versionCode) { 7004 shouldHideSystemApp = true; 7005 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7006 + " but new version " + pkg.mVersionCode + " better than installed " 7007 + ps.versionCode + "; hiding system"); 7008 } else { 7009 /* 7010 * The newly found system app is a newer version that the 7011 * one previously installed. Simply remove the 7012 * already-installed application and replace it with our own 7013 * while keeping the application data. 7014 */ 7015 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7016 + " reverting from " + ps.codePathString + ": new version " 7017 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7018 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7019 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7020 synchronized (mInstallLock) { 7021 args.cleanUpResourcesLI(); 7022 } 7023 } 7024 } 7025 } 7026 7027 // The apk is forward locked (not public) if its code and resources 7028 // are kept in different files. (except for app in either system or 7029 // vendor path). 7030 // TODO grab this value from PackageSettings 7031 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7032 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7033 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7034 } 7035 } 7036 7037 // TODO: extend to support forward-locked splits 7038 String resourcePath = null; 7039 String baseResourcePath = null; 7040 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7041 if (ps != null && ps.resourcePathString != null) { 7042 resourcePath = ps.resourcePathString; 7043 baseResourcePath = ps.resourcePathString; 7044 } else { 7045 // Should not happen at all. Just log an error. 7046 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7047 } 7048 } else { 7049 resourcePath = pkg.codePath; 7050 baseResourcePath = pkg.baseCodePath; 7051 } 7052 7053 // Set application objects path explicitly. 7054 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7055 pkg.setApplicationInfoCodePath(pkg.codePath); 7056 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7057 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7058 pkg.setApplicationInfoResourcePath(resourcePath); 7059 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7060 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7061 7062 // Note that we invoke the following method only if we are about to unpack an application 7063 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7064 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7065 7066 /* 7067 * If the system app should be overridden by a previously installed 7068 * data, hide the system app now and let the /data/app scan pick it up 7069 * again. 7070 */ 7071 if (shouldHideSystemApp) { 7072 synchronized (mPackages) { 7073 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7074 } 7075 } 7076 7077 return scannedPkg; 7078 } 7079 7080 private static String fixProcessName(String defProcessName, 7081 String processName, int uid) { 7082 if (processName == null) { 7083 return defProcessName; 7084 } 7085 return processName; 7086 } 7087 7088 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7089 throws PackageManagerException { 7090 if (pkgSetting.signatures.mSignatures != null) { 7091 // Already existing package. Make sure signatures match 7092 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7093 == PackageManager.SIGNATURE_MATCH; 7094 if (!match) { 7095 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7096 == PackageManager.SIGNATURE_MATCH; 7097 } 7098 if (!match) { 7099 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7100 == PackageManager.SIGNATURE_MATCH; 7101 } 7102 if (!match) { 7103 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7104 + pkg.packageName + " signatures do not match the " 7105 + "previously installed version; ignoring!"); 7106 } 7107 } 7108 7109 // Check for shared user signatures 7110 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7111 // Already existing package. Make sure signatures match 7112 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7113 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7114 if (!match) { 7115 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7116 == PackageManager.SIGNATURE_MATCH; 7117 } 7118 if (!match) { 7119 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7120 == PackageManager.SIGNATURE_MATCH; 7121 } 7122 if (!match) { 7123 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7124 "Package " + pkg.packageName 7125 + " has no signatures that match those in shared user " 7126 + pkgSetting.sharedUser.name + "; ignoring!"); 7127 } 7128 } 7129 } 7130 7131 /** 7132 * Enforces that only the system UID or root's UID can call a method exposed 7133 * via Binder. 7134 * 7135 * @param message used as message if SecurityException is thrown 7136 * @throws SecurityException if the caller is not system or root 7137 */ 7138 private static final void enforceSystemOrRoot(String message) { 7139 final int uid = Binder.getCallingUid(); 7140 if (uid != Process.SYSTEM_UID && uid != 0) { 7141 throw new SecurityException(message); 7142 } 7143 } 7144 7145 @Override 7146 public void performFstrimIfNeeded() { 7147 enforceSystemOrRoot("Only the system can request fstrim"); 7148 7149 // Before everything else, see whether we need to fstrim. 7150 try { 7151 IMountService ms = PackageHelper.getMountService(); 7152 if (ms != null) { 7153 boolean doTrim = false; 7154 final long interval = android.provider.Settings.Global.getLong( 7155 mContext.getContentResolver(), 7156 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7157 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7158 if (interval > 0) { 7159 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 7160 if (timeSinceLast > interval) { 7161 doTrim = true; 7162 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7163 + "; running immediately"); 7164 } 7165 } 7166 if (doTrim) { 7167 final boolean dexOptDialogShown; 7168 synchronized (mPackages) { 7169 dexOptDialogShown = mDexOptDialogShown; 7170 } 7171 if (!isFirstBoot() && dexOptDialogShown) { 7172 try { 7173 ActivityManagerNative.getDefault().showBootMessage( 7174 mContext.getResources().getString( 7175 R.string.android_upgrading_fstrim), true); 7176 } catch (RemoteException e) { 7177 } 7178 } 7179 ms.runMaintenance(); 7180 } 7181 } else { 7182 Slog.e(TAG, "Mount service unavailable!"); 7183 } 7184 } catch (RemoteException e) { 7185 // Can't happen; MountService is local 7186 } 7187 } 7188 7189 @Override 7190 public void updatePackagesIfNeeded() { 7191 enforceSystemOrRoot("Only the system can request package update"); 7192 7193 // We need to re-extract after an OTA. 7194 boolean causeUpgrade = isUpgrade(); 7195 7196 // First boot or factory reset. 7197 // Note: we also handle devices that are upgrading to N right now as if it is their 7198 // first boot, as they do not have profile data. 7199 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 7200 7201 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 7202 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 7203 7204 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 7205 return; 7206 } 7207 7208 List<PackageParser.Package> pkgs; 7209 synchronized (mPackages) { 7210 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 7211 } 7212 7213 final long startTime = System.nanoTime(); 7214 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 7215 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 7216 7217 final int elapsedTimeSeconds = 7218 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 7219 7220 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 7221 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 7222 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 7223 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 7224 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 7225 } 7226 7227 /** 7228 * Performs dexopt on the set of packages in {@code packages} and returns an int array 7229 * containing statistics about the invocation. The array consists of three elements, 7230 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 7231 * and {@code numberOfPackagesFailed}. 7232 */ 7233 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 7234 String compilerFilter) { 7235 7236 int numberOfPackagesVisited = 0; 7237 int numberOfPackagesOptimized = 0; 7238 int numberOfPackagesSkipped = 0; 7239 int numberOfPackagesFailed = 0; 7240 final int numberOfPackagesToDexopt = pkgs.size(); 7241 7242 for (PackageParser.Package pkg : pkgs) { 7243 numberOfPackagesVisited++; 7244 7245 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 7246 if (DEBUG_DEXOPT) { 7247 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 7248 } 7249 numberOfPackagesSkipped++; 7250 continue; 7251 } 7252 7253 if (DEBUG_DEXOPT) { 7254 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 7255 numberOfPackagesToDexopt + ": " + pkg.packageName); 7256 } 7257 7258 if (showDialog) { 7259 try { 7260 ActivityManagerNative.getDefault().showBootMessage( 7261 mContext.getResources().getString(R.string.android_upgrading_apk, 7262 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 7263 } catch (RemoteException e) { 7264 } 7265 synchronized (mPackages) { 7266 mDexOptDialogShown = true; 7267 } 7268 } 7269 7270 // If the OTA updates a system app which was previously preopted to a non-preopted state 7271 // the app might end up being verified at runtime. That's because by default the apps 7272 // are verify-profile but for preopted apps there's no profile. 7273 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 7274 // that before the OTA the app was preopted) the app gets compiled with a non-profile 7275 // filter (by default interpret-only). 7276 // Note that at this stage unused apps are already filtered. 7277 if (isSystemApp(pkg) && 7278 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 7279 !Environment.getReferenceProfile(pkg.packageName).exists()) { 7280 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 7281 } 7282 7283 // checkProfiles is false to avoid merging profiles during boot which 7284 // might interfere with background compilation (b/28612421). 7285 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 7286 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 7287 // trade-off worth doing to save boot time work. 7288 int dexOptStatus = performDexOptTraced(pkg.packageName, 7289 false /* checkProfiles */, 7290 compilerFilter, 7291 false /* force */); 7292 switch (dexOptStatus) { 7293 case PackageDexOptimizer.DEX_OPT_PERFORMED: 7294 numberOfPackagesOptimized++; 7295 break; 7296 case PackageDexOptimizer.DEX_OPT_SKIPPED: 7297 numberOfPackagesSkipped++; 7298 break; 7299 case PackageDexOptimizer.DEX_OPT_FAILED: 7300 numberOfPackagesFailed++; 7301 break; 7302 default: 7303 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 7304 break; 7305 } 7306 } 7307 7308 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 7309 numberOfPackagesFailed }; 7310 } 7311 7312 @Override 7313 public void notifyPackageUse(String packageName, int reason) { 7314 synchronized (mPackages) { 7315 PackageParser.Package p = mPackages.get(packageName); 7316 if (p == null) { 7317 return; 7318 } 7319 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 7320 } 7321 } 7322 7323 // TODO: this is not used nor needed. Delete it. 7324 @Override 7325 public boolean performDexOptIfNeeded(String packageName) { 7326 int dexOptStatus = performDexOptTraced(packageName, 7327 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 7328 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7329 } 7330 7331 @Override 7332 public boolean performDexOpt(String packageName, 7333 boolean checkProfiles, int compileReason, boolean force) { 7334 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7335 getCompilerFilterForReason(compileReason), force); 7336 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7337 } 7338 7339 @Override 7340 public boolean performDexOptMode(String packageName, 7341 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7342 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7343 targetCompilerFilter, force); 7344 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7345 } 7346 7347 private int performDexOptTraced(String packageName, 7348 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7349 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7350 try { 7351 return performDexOptInternal(packageName, checkProfiles, 7352 targetCompilerFilter, force); 7353 } finally { 7354 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7355 } 7356 } 7357 7358 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 7359 // if the package can now be considered up to date for the given filter. 7360 private int performDexOptInternal(String packageName, 7361 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7362 PackageParser.Package p; 7363 synchronized (mPackages) { 7364 p = mPackages.get(packageName); 7365 if (p == null) { 7366 // Package could not be found. Report failure. 7367 return PackageDexOptimizer.DEX_OPT_FAILED; 7368 } 7369 mPackageUsage.maybeWriteAsync(mPackages); 7370 mCompilerStats.maybeWriteAsync(); 7371 } 7372 long callingId = Binder.clearCallingIdentity(); 7373 try { 7374 synchronized (mInstallLock) { 7375 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 7376 targetCompilerFilter, force); 7377 } 7378 } finally { 7379 Binder.restoreCallingIdentity(callingId); 7380 } 7381 } 7382 7383 public ArraySet<String> getOptimizablePackages() { 7384 ArraySet<String> pkgs = new ArraySet<String>(); 7385 synchronized (mPackages) { 7386 for (PackageParser.Package p : mPackages.values()) { 7387 if (PackageDexOptimizer.canOptimizePackage(p)) { 7388 pkgs.add(p.packageName); 7389 } 7390 } 7391 } 7392 return pkgs; 7393 } 7394 7395 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 7396 boolean checkProfiles, String targetCompilerFilter, 7397 boolean force) { 7398 // Select the dex optimizer based on the force parameter. 7399 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 7400 // allocate an object here. 7401 PackageDexOptimizer pdo = force 7402 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 7403 : mPackageDexOptimizer; 7404 7405 // Optimize all dependencies first. Note: we ignore the return value and march on 7406 // on errors. 7407 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 7408 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 7409 if (!deps.isEmpty()) { 7410 for (PackageParser.Package depPackage : deps) { 7411 // TODO: Analyze and investigate if we (should) profile libraries. 7412 // Currently this will do a full compilation of the library by default. 7413 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 7414 false /* checkProfiles */, 7415 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 7416 getOrCreateCompilerPackageStats(depPackage)); 7417 } 7418 } 7419 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 7420 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 7421 } 7422 7423 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 7424 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 7425 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 7426 Set<String> collectedNames = new HashSet<>(); 7427 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 7428 7429 retValue.remove(p); 7430 7431 return retValue; 7432 } else { 7433 return Collections.emptyList(); 7434 } 7435 } 7436 7437 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 7438 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7439 if (!collectedNames.contains(p.packageName)) { 7440 collectedNames.add(p.packageName); 7441 collected.add(p); 7442 7443 if (p.usesLibraries != null) { 7444 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 7445 } 7446 if (p.usesOptionalLibraries != null) { 7447 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 7448 collectedNames); 7449 } 7450 } 7451 } 7452 7453 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 7454 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7455 for (String libName : libs) { 7456 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 7457 if (libPkg != null) { 7458 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 7459 } 7460 } 7461 } 7462 7463 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 7464 synchronized (mPackages) { 7465 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 7466 if (lib != null && lib.apk != null) { 7467 return mPackages.get(lib.apk); 7468 } 7469 } 7470 return null; 7471 } 7472 7473 public void shutdown() { 7474 mPackageUsage.writeNow(mPackages); 7475 mCompilerStats.writeNow(); 7476 } 7477 7478 @Override 7479 public void dumpProfiles(String packageName) { 7480 PackageParser.Package pkg; 7481 synchronized (mPackages) { 7482 pkg = mPackages.get(packageName); 7483 if (pkg == null) { 7484 throw new IllegalArgumentException("Unknown package: " + packageName); 7485 } 7486 } 7487 /* Only the shell, root, or the app user should be able to dump profiles. */ 7488 int callingUid = Binder.getCallingUid(); 7489 if (callingUid != Process.SHELL_UID && 7490 callingUid != Process.ROOT_UID && 7491 callingUid != pkg.applicationInfo.uid) { 7492 throw new SecurityException("dumpProfiles"); 7493 } 7494 7495 synchronized (mInstallLock) { 7496 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 7497 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7498 try { 7499 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 7500 String gid = Integer.toString(sharedGid); 7501 String codePaths = TextUtils.join(";", allCodePaths); 7502 mInstaller.dumpProfiles(gid, packageName, codePaths); 7503 } catch (InstallerException e) { 7504 Slog.w(TAG, "Failed to dump profiles", e); 7505 } 7506 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7507 } 7508 } 7509 7510 @Override 7511 public void forceDexOpt(String packageName) { 7512 enforceSystemOrRoot("forceDexOpt"); 7513 7514 PackageParser.Package pkg; 7515 synchronized (mPackages) { 7516 pkg = mPackages.get(packageName); 7517 if (pkg == null) { 7518 throw new IllegalArgumentException("Unknown package: " + packageName); 7519 } 7520 } 7521 7522 synchronized (mInstallLock) { 7523 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7524 7525 // Whoever is calling forceDexOpt wants a fully compiled package. 7526 // Don't use profiles since that may cause compilation to be skipped. 7527 final int res = performDexOptInternalWithDependenciesLI(pkg, 7528 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 7529 true /* force */); 7530 7531 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7532 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 7533 throw new IllegalStateException("Failed to dexopt: " + res); 7534 } 7535 } 7536 } 7537 7538 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 7539 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 7540 Slog.w(TAG, "Unable to update from " + oldPkg.name 7541 + " to " + newPkg.packageName 7542 + ": old package not in system partition"); 7543 return false; 7544 } else if (mPackages.get(oldPkg.name) != null) { 7545 Slog.w(TAG, "Unable to update from " + oldPkg.name 7546 + " to " + newPkg.packageName 7547 + ": old package still exists"); 7548 return false; 7549 } 7550 return true; 7551 } 7552 7553 void removeCodePathLI(File codePath) { 7554 if (codePath.isDirectory()) { 7555 try { 7556 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7557 } catch (InstallerException e) { 7558 Slog.w(TAG, "Failed to remove code path", e); 7559 } 7560 } else { 7561 codePath.delete(); 7562 } 7563 } 7564 7565 private int[] resolveUserIds(int userId) { 7566 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 7567 } 7568 7569 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7570 if (pkg == null) { 7571 Slog.wtf(TAG, "Package was null!", new Throwable()); 7572 return; 7573 } 7574 clearAppDataLeafLIF(pkg, userId, flags); 7575 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7576 for (int i = 0; i < childCount; i++) { 7577 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7578 } 7579 } 7580 7581 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7582 final PackageSetting ps; 7583 synchronized (mPackages) { 7584 ps = mSettings.mPackages.get(pkg.packageName); 7585 } 7586 for (int realUserId : resolveUserIds(userId)) { 7587 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7588 try { 7589 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7590 ceDataInode); 7591 } catch (InstallerException e) { 7592 Slog.w(TAG, String.valueOf(e)); 7593 } 7594 } 7595 } 7596 7597 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7598 if (pkg == null) { 7599 Slog.wtf(TAG, "Package was null!", new Throwable()); 7600 return; 7601 } 7602 destroyAppDataLeafLIF(pkg, userId, flags); 7603 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7604 for (int i = 0; i < childCount; i++) { 7605 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7606 } 7607 } 7608 7609 private void destroyAppDataLeafLIF(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.destroyAppData(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 destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 7626 if (pkg == null) { 7627 Slog.wtf(TAG, "Package was null!", new Throwable()); 7628 return; 7629 } 7630 destroyAppProfilesLeafLIF(pkg); 7631 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 7632 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7633 for (int i = 0; i < childCount; i++) { 7634 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 7635 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 7636 true /* removeBaseMarker */); 7637 } 7638 } 7639 7640 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 7641 boolean removeBaseMarker) { 7642 if (pkg.isForwardLocked()) { 7643 return; 7644 } 7645 7646 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 7647 try { 7648 path = PackageManagerServiceUtils.realpath(new File(path)); 7649 } catch (IOException e) { 7650 // TODO: Should we return early here ? 7651 Slog.w(TAG, "Failed to get canonical path", e); 7652 continue; 7653 } 7654 7655 final String useMarker = path.replace('/', '@'); 7656 for (int realUserId : resolveUserIds(userId)) { 7657 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 7658 if (removeBaseMarker) { 7659 File foreignUseMark = new File(profileDir, useMarker); 7660 if (foreignUseMark.exists()) { 7661 if (!foreignUseMark.delete()) { 7662 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7663 + pkg.packageName); 7664 } 7665 } 7666 } 7667 7668 File[] markers = profileDir.listFiles(); 7669 if (markers != null) { 7670 final String searchString = "@" + pkg.packageName + "@"; 7671 // We also delete all markers that contain the package name we're 7672 // uninstalling. These are associated with secondary dex-files belonging 7673 // to the package. Reconstructing the path of these dex files is messy 7674 // in general. 7675 for (File marker : markers) { 7676 if (marker.getName().indexOf(searchString) > 0) { 7677 if (!marker.delete()) { 7678 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7679 + pkg.packageName); 7680 } 7681 } 7682 } 7683 } 7684 } 7685 } 7686 } 7687 7688 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 7689 try { 7690 mInstaller.destroyAppProfiles(pkg.packageName); 7691 } catch (InstallerException e) { 7692 Slog.w(TAG, String.valueOf(e)); 7693 } 7694 } 7695 7696 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 7697 if (pkg == null) { 7698 Slog.wtf(TAG, "Package was null!", new Throwable()); 7699 return; 7700 } 7701 clearAppProfilesLeafLIF(pkg); 7702 // We don't remove the base foreign use marker when clearing profiles because 7703 // we will rename it when the app is updated. Unlike the actual profile contents, 7704 // the foreign use marker is good across installs. 7705 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 7706 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7707 for (int i = 0; i < childCount; i++) { 7708 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 7709 } 7710 } 7711 7712 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 7713 try { 7714 mInstaller.clearAppProfiles(pkg.packageName); 7715 } catch (InstallerException e) { 7716 Slog.w(TAG, String.valueOf(e)); 7717 } 7718 } 7719 7720 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 7721 long lastUpdateTime) { 7722 // Set parent install/update time 7723 PackageSetting ps = (PackageSetting) pkg.mExtras; 7724 if (ps != null) { 7725 ps.firstInstallTime = firstInstallTime; 7726 ps.lastUpdateTime = lastUpdateTime; 7727 } 7728 // Set children install/update time 7729 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7730 for (int i = 0; i < childCount; i++) { 7731 PackageParser.Package childPkg = pkg.childPackages.get(i); 7732 ps = (PackageSetting) childPkg.mExtras; 7733 if (ps != null) { 7734 ps.firstInstallTime = firstInstallTime; 7735 ps.lastUpdateTime = lastUpdateTime; 7736 } 7737 } 7738 } 7739 7740 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 7741 PackageParser.Package changingLib) { 7742 if (file.path != null) { 7743 usesLibraryFiles.add(file.path); 7744 return; 7745 } 7746 PackageParser.Package p = mPackages.get(file.apk); 7747 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 7748 // If we are doing this while in the middle of updating a library apk, 7749 // then we need to make sure to use that new apk for determining the 7750 // dependencies here. (We haven't yet finished committing the new apk 7751 // to the package manager state.) 7752 if (p == null || p.packageName.equals(changingLib.packageName)) { 7753 p = changingLib; 7754 } 7755 } 7756 if (p != null) { 7757 usesLibraryFiles.addAll(p.getAllCodePaths()); 7758 } 7759 } 7760 7761 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 7762 PackageParser.Package changingLib) throws PackageManagerException { 7763 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 7764 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 7765 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 7766 for (int i=0; i<N; i++) { 7767 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 7768 if (file == null) { 7769 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 7770 "Package " + pkg.packageName + " requires unavailable shared library " 7771 + pkg.usesLibraries.get(i) + "; failing!"); 7772 } 7773 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7774 } 7775 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 7776 for (int i=0; i<N; i++) { 7777 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 7778 if (file == null) { 7779 Slog.w(TAG, "Package " + pkg.packageName 7780 + " desires unavailable shared library " 7781 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 7782 } else { 7783 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7784 } 7785 } 7786 N = usesLibraryFiles.size(); 7787 if (N > 0) { 7788 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 7789 } else { 7790 pkg.usesLibraryFiles = null; 7791 } 7792 } 7793 } 7794 7795 private static boolean hasString(List<String> list, List<String> which) { 7796 if (list == null) { 7797 return false; 7798 } 7799 for (int i=list.size()-1; i>=0; i--) { 7800 for (int j=which.size()-1; j>=0; j--) { 7801 if (which.get(j).equals(list.get(i))) { 7802 return true; 7803 } 7804 } 7805 } 7806 return false; 7807 } 7808 7809 private void updateAllSharedLibrariesLPw() { 7810 for (PackageParser.Package pkg : mPackages.values()) { 7811 try { 7812 updateSharedLibrariesLPw(pkg, null); 7813 } catch (PackageManagerException e) { 7814 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7815 } 7816 } 7817 } 7818 7819 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 7820 PackageParser.Package changingPkg) { 7821 ArrayList<PackageParser.Package> res = null; 7822 for (PackageParser.Package pkg : mPackages.values()) { 7823 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 7824 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 7825 if (res == null) { 7826 res = new ArrayList<PackageParser.Package>(); 7827 } 7828 res.add(pkg); 7829 try { 7830 updateSharedLibrariesLPw(pkg, changingPkg); 7831 } catch (PackageManagerException e) { 7832 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7833 } 7834 } 7835 } 7836 return res; 7837 } 7838 7839 /** 7840 * Derive the value of the {@code cpuAbiOverride} based on the provided 7841 * value and an optional stored value from the package settings. 7842 */ 7843 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 7844 String cpuAbiOverride = null; 7845 7846 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 7847 cpuAbiOverride = null; 7848 } else if (abiOverride != null) { 7849 cpuAbiOverride = abiOverride; 7850 } else if (settings != null) { 7851 cpuAbiOverride = settings.cpuAbiOverrideString; 7852 } 7853 7854 return cpuAbiOverride; 7855 } 7856 7857 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 7858 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7859 throws PackageManagerException { 7860 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 7861 // If the package has children and this is the first dive in the function 7862 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 7863 // whether all packages (parent and children) would be successfully scanned 7864 // before the actual scan since scanning mutates internal state and we want 7865 // to atomically install the package and its children. 7866 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7867 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7868 scanFlags |= SCAN_CHECK_ONLY; 7869 } 7870 } else { 7871 scanFlags &= ~SCAN_CHECK_ONLY; 7872 } 7873 7874 final PackageParser.Package scannedPkg; 7875 try { 7876 // Scan the parent 7877 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 7878 // Scan the children 7879 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7880 for (int i = 0; i < childCount; i++) { 7881 PackageParser.Package childPkg = pkg.childPackages.get(i); 7882 scanPackageLI(childPkg, policyFlags, 7883 scanFlags, currentTime, user); 7884 } 7885 } finally { 7886 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7887 } 7888 7889 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7890 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 7891 } 7892 7893 return scannedPkg; 7894 } 7895 7896 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 7897 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7898 boolean success = false; 7899 try { 7900 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 7901 currentTime, user); 7902 success = true; 7903 return res; 7904 } finally { 7905 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 7906 // DELETE_DATA_ON_FAILURES is only used by frozen paths 7907 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 7908 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 7909 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 7910 } 7911 } 7912 } 7913 7914 /** 7915 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 7916 */ 7917 private static boolean apkHasCode(String fileName) { 7918 StrictJarFile jarFile = null; 7919 try { 7920 jarFile = new StrictJarFile(fileName, 7921 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 7922 return jarFile.findEntry("classes.dex") != null; 7923 } catch (IOException ignore) { 7924 } finally { 7925 try { 7926 if (jarFile != null) { 7927 jarFile.close(); 7928 } 7929 } catch (IOException ignore) {} 7930 } 7931 return false; 7932 } 7933 7934 /** 7935 * Enforces code policy for the package. This ensures that if an APK has 7936 * declared hasCode="true" in its manifest that the APK actually contains 7937 * code. 7938 * 7939 * @throws PackageManagerException If bytecode could not be found when it should exist 7940 */ 7941 private static void enforceCodePolicy(PackageParser.Package pkg) 7942 throws PackageManagerException { 7943 final boolean shouldHaveCode = 7944 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 7945 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 7946 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7947 "Package " + pkg.baseCodePath + " code is missing"); 7948 } 7949 7950 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 7951 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 7952 final boolean splitShouldHaveCode = 7953 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 7954 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 7955 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7956 "Package " + pkg.splitCodePaths[i] + " code is missing"); 7957 } 7958 } 7959 } 7960 } 7961 7962 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 7963 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 7964 throws PackageManagerException { 7965 final File scanFile = new File(pkg.codePath); 7966 if (pkg.applicationInfo.getCodePath() == null || 7967 pkg.applicationInfo.getResourcePath() == null) { 7968 // Bail out. The resource and code paths haven't been set. 7969 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7970 "Code and resource paths haven't been set correctly"); 7971 } 7972 7973 // Apply policy 7974 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 7975 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 7976 if (pkg.applicationInfo.isDirectBootAware()) { 7977 // we're direct boot aware; set for all components 7978 for (PackageParser.Service s : pkg.services) { 7979 s.info.encryptionAware = s.info.directBootAware = true; 7980 } 7981 for (PackageParser.Provider p : pkg.providers) { 7982 p.info.encryptionAware = p.info.directBootAware = true; 7983 } 7984 for (PackageParser.Activity a : pkg.activities) { 7985 a.info.encryptionAware = a.info.directBootAware = true; 7986 } 7987 for (PackageParser.Activity r : pkg.receivers) { 7988 r.info.encryptionAware = r.info.directBootAware = true; 7989 } 7990 } 7991 } else { 7992 // Only allow system apps to be flagged as core apps. 7993 pkg.coreApp = false; 7994 // clear flags not applicable to regular apps 7995 pkg.applicationInfo.privateFlags &= 7996 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 7997 pkg.applicationInfo.privateFlags &= 7998 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 7999 } 8000 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 8001 8002 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 8003 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8004 } 8005 8006 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 8007 enforceCodePolicy(pkg); 8008 } 8009 8010 if (mCustomResolverComponentName != null && 8011 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 8012 setUpCustomResolverActivity(pkg); 8013 } 8014 8015 if (pkg.packageName.equals("android")) { 8016 synchronized (mPackages) { 8017 if (mAndroidApplication != null) { 8018 Slog.w(TAG, "*************************************************"); 8019 Slog.w(TAG, "Core android package being redefined. Skipping."); 8020 Slog.w(TAG, " file=" + scanFile); 8021 Slog.w(TAG, "*************************************************"); 8022 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8023 "Core android package being redefined. Skipping."); 8024 } 8025 8026 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8027 // Set up information for our fall-back user intent resolution activity. 8028 mPlatformPackage = pkg; 8029 pkg.mVersionCode = mSdkVersion; 8030 mAndroidApplication = pkg.applicationInfo; 8031 8032 if (!mResolverReplaced) { 8033 mResolveActivity.applicationInfo = mAndroidApplication; 8034 mResolveActivity.name = ResolverActivity.class.getName(); 8035 mResolveActivity.packageName = mAndroidApplication.packageName; 8036 mResolveActivity.processName = "system:ui"; 8037 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8038 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 8039 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 8040 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 8041 mResolveActivity.exported = true; 8042 mResolveActivity.enabled = true; 8043 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 8044 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 8045 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 8046 | ActivityInfo.CONFIG_SCREEN_LAYOUT 8047 | ActivityInfo.CONFIG_ORIENTATION 8048 | ActivityInfo.CONFIG_KEYBOARD 8049 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 8050 mResolveInfo.activityInfo = mResolveActivity; 8051 mResolveInfo.priority = 0; 8052 mResolveInfo.preferredOrder = 0; 8053 mResolveInfo.match = 0; 8054 mResolveComponentName = new ComponentName( 8055 mAndroidApplication.packageName, mResolveActivity.name); 8056 } 8057 } 8058 } 8059 } 8060 8061 if (DEBUG_PACKAGE_SCANNING) { 8062 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8063 Log.d(TAG, "Scanning package " + pkg.packageName); 8064 } 8065 8066 synchronized (mPackages) { 8067 if (mPackages.containsKey(pkg.packageName) 8068 || mSharedLibraries.containsKey(pkg.packageName)) { 8069 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8070 "Application package " + pkg.packageName 8071 + " already installed. Skipping duplicate."); 8072 } 8073 8074 // If we're only installing presumed-existing packages, require that the 8075 // scanned APK is both already known and at the path previously established 8076 // for it. Previously unknown packages we pick up normally, but if we have an 8077 // a priori expectation about this package's install presence, enforce it. 8078 // With a singular exception for new system packages. When an OTA contains 8079 // a new system package, we allow the codepath to change from a system location 8080 // to the user-installed location. If we don't allow this change, any newer, 8081 // user-installed version of the application will be ignored. 8082 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 8083 if (mExpectingBetter.containsKey(pkg.packageName)) { 8084 logCriticalInfo(Log.WARN, 8085 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 8086 } else { 8087 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 8088 if (known != null) { 8089 if (DEBUG_PACKAGE_SCANNING) { 8090 Log.d(TAG, "Examining " + pkg.codePath 8091 + " and requiring known paths " + known.codePathString 8092 + " & " + known.resourcePathString); 8093 } 8094 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 8095 || !pkg.applicationInfo.getResourcePath().equals( 8096 known.resourcePathString)) { 8097 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 8098 "Application package " + pkg.packageName 8099 + " found at " + pkg.applicationInfo.getCodePath() 8100 + " but expected at " + known.codePathString 8101 + "; ignoring."); 8102 } 8103 } 8104 } 8105 } 8106 } 8107 8108 // Initialize package source and resource directories 8109 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8110 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8111 8112 SharedUserSetting suid = null; 8113 PackageSetting pkgSetting = null; 8114 8115 if (!isSystemApp(pkg)) { 8116 // Only system apps can use these features. 8117 pkg.mOriginalPackages = null; 8118 pkg.mRealPackage = null; 8119 pkg.mAdoptPermissions = null; 8120 } 8121 8122 // Getting the package setting may have a side-effect, so if we 8123 // are only checking if scan would succeed, stash a copy of the 8124 // old setting to restore at the end. 8125 PackageSetting nonMutatedPs = null; 8126 8127 // writer 8128 synchronized (mPackages) { 8129 if (pkg.mSharedUserId != null) { 8130 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 8131 if (suid == null) { 8132 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 8133 "Creating application package " + pkg.packageName 8134 + " for shared user failed"); 8135 } 8136 if (DEBUG_PACKAGE_SCANNING) { 8137 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8138 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8139 + "): packages=" + suid.packages); 8140 } 8141 } 8142 8143 // Check if we are renaming from an original package name. 8144 PackageSetting origPackage = null; 8145 String realName = null; 8146 if (pkg.mOriginalPackages != null) { 8147 // This package may need to be renamed to a previously 8148 // installed name. Let's check on that... 8149 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 8150 if (pkg.mOriginalPackages.contains(renamed)) { 8151 // This package had originally been installed as the 8152 // original name, and we have already taken care of 8153 // transitioning to the new one. Just update the new 8154 // one to continue using the old name. 8155 realName = pkg.mRealPackage; 8156 if (!pkg.packageName.equals(renamed)) { 8157 // Callers into this function may have already taken 8158 // care of renaming the package; only do it here if 8159 // it is not already done. 8160 pkg.setPackageName(renamed); 8161 } 8162 8163 } else { 8164 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8165 if ((origPackage = mSettings.peekPackageLPr( 8166 pkg.mOriginalPackages.get(i))) != null) { 8167 // We do have the package already installed under its 8168 // original name... should we use it? 8169 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8170 // New package is not compatible with original. 8171 origPackage = null; 8172 continue; 8173 } else if (origPackage.sharedUser != null) { 8174 // Make sure uid is compatible between packages. 8175 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8176 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8177 + " to " + pkg.packageName + ": old uid " 8178 + origPackage.sharedUser.name 8179 + " differs from " + pkg.mSharedUserId); 8180 origPackage = null; 8181 continue; 8182 } 8183 // TODO: Add case when shared user id is added [b/28144775] 8184 } else { 8185 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 8186 + pkg.packageName + " to old name " + origPackage.name); 8187 } 8188 break; 8189 } 8190 } 8191 } 8192 } 8193 8194 if (mTransferedPackages.contains(pkg.packageName)) { 8195 Slog.w(TAG, "Package " + pkg.packageName 8196 + " was transferred to another, but its .apk remains"); 8197 } 8198 8199 // See comments in nonMutatedPs declaration 8200 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8201 PackageSetting foundPs = mSettings.peekPackageLPr(pkg.packageName); 8202 if (foundPs != null) { 8203 nonMutatedPs = new PackageSetting(foundPs); 8204 } 8205 } 8206 8207 // Just create the setting, don't add it yet. For already existing packages 8208 // the PkgSetting exists already and doesn't have to be created. 8209 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 8210 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 8211 pkg.applicationInfo.primaryCpuAbi, 8212 pkg.applicationInfo.secondaryCpuAbi, 8213 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 8214 user, false); 8215 if (pkgSetting == null) { 8216 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 8217 "Creating application package " + pkg.packageName + " failed"); 8218 } 8219 8220 if (pkgSetting.origPackage != null) { 8221 // If we are first transitioning from an original package, 8222 // fix up the new package's name now. We need to do this after 8223 // looking up the package under its new name, so getPackageLP 8224 // can take care of fiddling things correctly. 8225 pkg.setPackageName(origPackage.name); 8226 8227 // File a report about this. 8228 String msg = "New package " + pkgSetting.realName 8229 + " renamed to replace old package " + pkgSetting.name; 8230 reportSettingsProblem(Log.WARN, msg); 8231 8232 // Make a note of it. 8233 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8234 mTransferedPackages.add(origPackage.name); 8235 } 8236 8237 // No longer need to retain this. 8238 pkgSetting.origPackage = null; 8239 } 8240 8241 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 8242 // Make a note of it. 8243 mTransferedPackages.add(pkg.packageName); 8244 } 8245 8246 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 8247 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 8248 } 8249 8250 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8251 // Check all shared libraries and map to their actual file path. 8252 // We only do this here for apps not on a system dir, because those 8253 // are the only ones that can fail an install due to this. We 8254 // will take care of the system apps by updating all of their 8255 // library paths after the scan is done. 8256 updateSharedLibrariesLPw(pkg, null); 8257 } 8258 8259 if (mFoundPolicyFile) { 8260 SELinuxMMAC.assignSeinfoValue(pkg); 8261 } 8262 8263 pkg.applicationInfo.uid = pkgSetting.appId; 8264 pkg.mExtras = pkgSetting; 8265 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 8266 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 8267 // We just determined the app is signed correctly, so bring 8268 // over the latest parsed certs. 8269 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8270 } else { 8271 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8272 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8273 "Package " + pkg.packageName + " upgrade keys do not match the " 8274 + "previously installed version"); 8275 } else { 8276 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8277 String msg = "System package " + pkg.packageName 8278 + " signature changed; retaining data."; 8279 reportSettingsProblem(Log.WARN, msg); 8280 } 8281 } 8282 } else { 8283 try { 8284 verifySignaturesLP(pkgSetting, pkg); 8285 // We just determined the app is signed correctly, so bring 8286 // over the latest parsed certs. 8287 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8288 } catch (PackageManagerException e) { 8289 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8290 throw e; 8291 } 8292 // The signature has changed, but this package is in the system 8293 // image... let's recover! 8294 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8295 // However... if this package is part of a shared user, but it 8296 // doesn't match the signature of the shared user, let's fail. 8297 // What this means is that you can't change the signatures 8298 // associated with an overall shared user, which doesn't seem all 8299 // that unreasonable. 8300 if (pkgSetting.sharedUser != null) { 8301 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8302 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 8303 throw new PackageManagerException( 8304 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 8305 "Signature mismatch for shared user: " 8306 + pkgSetting.sharedUser); 8307 } 8308 } 8309 // File a report about this. 8310 String msg = "System package " + pkg.packageName 8311 + " signature changed; retaining data."; 8312 reportSettingsProblem(Log.WARN, msg); 8313 } 8314 } 8315 // Verify that this new package doesn't have any content providers 8316 // that conflict with existing packages. Only do this if the 8317 // package isn't already installed, since we don't want to break 8318 // things that are installed. 8319 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 8320 final int N = pkg.providers.size(); 8321 int i; 8322 for (i=0; i<N; i++) { 8323 PackageParser.Provider p = pkg.providers.get(i); 8324 if (p.info.authority != null) { 8325 String names[] = p.info.authority.split(";"); 8326 for (int j = 0; j < names.length; j++) { 8327 if (mProvidersByAuthority.containsKey(names[j])) { 8328 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8329 final String otherPackageName = 8330 ((other != null && other.getComponentName() != null) ? 8331 other.getComponentName().getPackageName() : "?"); 8332 throw new PackageManagerException( 8333 INSTALL_FAILED_CONFLICTING_PROVIDER, 8334 "Can't install because provider name " + names[j] 8335 + " (in package " + pkg.applicationInfo.packageName 8336 + ") is already used by " + otherPackageName); 8337 } 8338 } 8339 } 8340 } 8341 } 8342 8343 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 8344 // This package wants to adopt ownership of permissions from 8345 // another package. 8346 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 8347 final String origName = pkg.mAdoptPermissions.get(i); 8348 final PackageSetting orig = mSettings.peekPackageLPr(origName); 8349 if (orig != null) { 8350 if (verifyPackageUpdateLPr(orig, pkg)) { 8351 Slog.i(TAG, "Adopting permissions from " + origName + " to " 8352 + pkg.packageName); 8353 mSettings.transferPermissionsLPw(origName, pkg.packageName); 8354 } 8355 } 8356 } 8357 } 8358 } 8359 8360 final String pkgName = pkg.packageName; 8361 8362 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 8363 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 8364 pkg.applicationInfo.processName = fixProcessName( 8365 pkg.applicationInfo.packageName, 8366 pkg.applicationInfo.processName, 8367 pkg.applicationInfo.uid); 8368 8369 if (pkg != mPlatformPackage) { 8370 // Get all of our default paths setup 8371 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 8372 } 8373 8374 final String path = scanFile.getPath(); 8375 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 8376 8377 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 8378 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 8379 8380 // Some system apps still use directory structure for native libraries 8381 // in which case we might end up not detecting abi solely based on apk 8382 // structure. Try to detect abi based on directory structure. 8383 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 8384 pkg.applicationInfo.primaryCpuAbi == null) { 8385 setBundledAppAbisAndRoots(pkg, pkgSetting); 8386 setNativeLibraryPaths(pkg); 8387 } 8388 8389 } else { 8390 if ((scanFlags & SCAN_MOVE) != 0) { 8391 // We haven't run dex-opt for this move (since we've moved the compiled output too) 8392 // but we already have this packages package info in the PackageSetting. We just 8393 // use that and derive the native library path based on the new codepath. 8394 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 8395 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 8396 } 8397 8398 // Set native library paths again. For moves, the path will be updated based on the 8399 // ABIs we've determined above. For non-moves, the path will be updated based on the 8400 // ABIs we determined during compilation, but the path will depend on the final 8401 // package path (after the rename away from the stage path). 8402 setNativeLibraryPaths(pkg); 8403 } 8404 8405 // This is a special case for the "system" package, where the ABI is 8406 // dictated by the zygote configuration (and init.rc). We should keep track 8407 // of this ABI so that we can deal with "normal" applications that run under 8408 // the same UID correctly. 8409 if (mPlatformPackage == pkg) { 8410 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 8411 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 8412 } 8413 8414 // If there's a mismatch between the abi-override in the package setting 8415 // and the abiOverride specified for the install. Warn about this because we 8416 // would've already compiled the app without taking the package setting into 8417 // account. 8418 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 8419 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 8420 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 8421 " for package " + pkg.packageName); 8422 } 8423 } 8424 8425 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8426 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8427 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 8428 8429 // Copy the derived override back to the parsed package, so that we can 8430 // update the package settings accordingly. 8431 pkg.cpuAbiOverride = cpuAbiOverride; 8432 8433 if (DEBUG_ABI_SELECTION) { 8434 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 8435 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 8436 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 8437 } 8438 8439 // Push the derived path down into PackageSettings so we know what to 8440 // clean up at uninstall time. 8441 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 8442 8443 if (DEBUG_ABI_SELECTION) { 8444 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 8445 " primary=" + pkg.applicationInfo.primaryCpuAbi + 8446 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 8447 } 8448 8449 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 8450 // We don't do this here during boot because we can do it all 8451 // at once after scanning all existing packages. 8452 // 8453 // We also do this *before* we perform dexopt on this package, so that 8454 // we can avoid redundant dexopts, and also to make sure we've got the 8455 // code and package path correct. 8456 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 8457 pkg, true /* boot complete */); 8458 } 8459 8460 if (mFactoryTest && pkg.requestedPermissions.contains( 8461 android.Manifest.permission.FACTORY_TEST)) { 8462 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 8463 } 8464 8465 if (isSystemApp(pkg)) { 8466 pkgSetting.isOrphaned = true; 8467 } 8468 8469 ArrayList<PackageParser.Package> clientLibPkgs = null; 8470 8471 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8472 if (nonMutatedPs != null) { 8473 synchronized (mPackages) { 8474 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 8475 } 8476 } 8477 return pkg; 8478 } 8479 8480 // Only privileged apps and updated privileged apps can add child packages. 8481 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 8482 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 8483 throw new PackageManagerException("Only privileged apps and updated " 8484 + "privileged apps can add child packages. Ignoring package " 8485 + pkg.packageName); 8486 } 8487 final int childCount = pkg.childPackages.size(); 8488 for (int i = 0; i < childCount; i++) { 8489 PackageParser.Package childPkg = pkg.childPackages.get(i); 8490 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 8491 childPkg.packageName)) { 8492 throw new PackageManagerException("Cannot override a child package of " 8493 + "another disabled system app. Ignoring package " + pkg.packageName); 8494 } 8495 } 8496 } 8497 8498 // writer 8499 synchronized (mPackages) { 8500 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8501 // Only system apps can add new shared libraries. 8502 if (pkg.libraryNames != null) { 8503 for (int i=0; i<pkg.libraryNames.size(); i++) { 8504 String name = pkg.libraryNames.get(i); 8505 boolean allowed = false; 8506 if (pkg.isUpdatedSystemApp()) { 8507 // New library entries can only be added through the 8508 // system image. This is important to get rid of a lot 8509 // of nasty edge cases: for example if we allowed a non- 8510 // system update of the app to add a library, then uninstalling 8511 // the update would make the library go away, and assumptions 8512 // we made such as through app install filtering would now 8513 // have allowed apps on the device which aren't compatible 8514 // with it. Better to just have the restriction here, be 8515 // conservative, and create many fewer cases that can negatively 8516 // impact the user experience. 8517 final PackageSetting sysPs = mSettings 8518 .getDisabledSystemPkgLPr(pkg.packageName); 8519 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 8520 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 8521 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 8522 allowed = true; 8523 break; 8524 } 8525 } 8526 } 8527 } else { 8528 allowed = true; 8529 } 8530 if (allowed) { 8531 if (!mSharedLibraries.containsKey(name)) { 8532 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 8533 } else if (!name.equals(pkg.packageName)) { 8534 Slog.w(TAG, "Package " + pkg.packageName + " library " 8535 + name + " already exists; skipping"); 8536 } 8537 } else { 8538 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 8539 + name + " that is not declared on system image; skipping"); 8540 } 8541 } 8542 if ((scanFlags & SCAN_BOOTING) == 0) { 8543 // If we are not booting, we need to update any applications 8544 // that are clients of our shared library. If we are booting, 8545 // this will all be done once the scan is complete. 8546 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 8547 } 8548 } 8549 } 8550 } 8551 8552 if ((scanFlags & SCAN_BOOTING) != 0) { 8553 // No apps can run during boot scan, so they don't need to be frozen 8554 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 8555 // Caller asked to not kill app, so it's probably not frozen 8556 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 8557 // Caller asked us to ignore frozen check for some reason; they 8558 // probably didn't know the package name 8559 } else { 8560 // We're doing major surgery on this package, so it better be frozen 8561 // right now to keep it from launching 8562 checkPackageFrozen(pkgName); 8563 } 8564 8565 // Also need to kill any apps that are dependent on the library. 8566 if (clientLibPkgs != null) { 8567 for (int i=0; i<clientLibPkgs.size(); i++) { 8568 PackageParser.Package clientPkg = clientLibPkgs.get(i); 8569 killApplication(clientPkg.applicationInfo.packageName, 8570 clientPkg.applicationInfo.uid, "update lib"); 8571 } 8572 } 8573 8574 // Make sure we're not adding any bogus keyset info 8575 KeySetManagerService ksms = mSettings.mKeySetManagerService; 8576 ksms.assertScannedPackageValid(pkg); 8577 8578 // writer 8579 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 8580 8581 boolean createIdmapFailed = false; 8582 synchronized (mPackages) { 8583 // We don't expect installation to fail beyond this point 8584 8585 if (pkgSetting.pkg != null) { 8586 // Note that |user| might be null during the initial boot scan. If a codePath 8587 // for an app has changed during a boot scan, it's due to an app update that's 8588 // part of the system partition and marker changes must be applied to all users. 8589 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, 8590 (user != null) ? user : UserHandle.ALL); 8591 } 8592 8593 // Add the new setting to mSettings 8594 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 8595 // Add the new setting to mPackages 8596 mPackages.put(pkg.applicationInfo.packageName, pkg); 8597 // Make sure we don't accidentally delete its data. 8598 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 8599 while (iter.hasNext()) { 8600 PackageCleanItem item = iter.next(); 8601 if (pkgName.equals(item.packageName)) { 8602 iter.remove(); 8603 } 8604 } 8605 8606 // Take care of first install / last update times. 8607 if (currentTime != 0) { 8608 if (pkgSetting.firstInstallTime == 0) { 8609 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 8610 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 8611 pkgSetting.lastUpdateTime = currentTime; 8612 } 8613 } else if (pkgSetting.firstInstallTime == 0) { 8614 // We need *something*. Take time time stamp of the file. 8615 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 8616 } else if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 8617 if (scanFileTime != pkgSetting.timeStamp) { 8618 // A package on the system image has changed; consider this 8619 // to be an update. 8620 pkgSetting.lastUpdateTime = scanFileTime; 8621 } 8622 } 8623 8624 // Add the package's KeySets to the global KeySetManagerService 8625 ksms.addScannedPackageLPw(pkg); 8626 8627 int N = pkg.providers.size(); 8628 StringBuilder r = null; 8629 int i; 8630 for (i=0; i<N; i++) { 8631 PackageParser.Provider p = pkg.providers.get(i); 8632 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 8633 p.info.processName, pkg.applicationInfo.uid); 8634 mProviders.addProvider(p); 8635 p.syncable = p.info.isSyncable; 8636 if (p.info.authority != null) { 8637 String names[] = p.info.authority.split(";"); 8638 p.info.authority = null; 8639 for (int j = 0; j < names.length; j++) { 8640 if (j == 1 && p.syncable) { 8641 // We only want the first authority for a provider to possibly be 8642 // syncable, so if we already added this provider using a different 8643 // authority clear the syncable flag. We copy the provider before 8644 // changing it because the mProviders object contains a reference 8645 // to a provider that we don't want to change. 8646 // Only do this for the second authority since the resulting provider 8647 // object can be the same for all future authorities for this provider. 8648 p = new PackageParser.Provider(p); 8649 p.syncable = false; 8650 } 8651 if (!mProvidersByAuthority.containsKey(names[j])) { 8652 mProvidersByAuthority.put(names[j], p); 8653 if (p.info.authority == null) { 8654 p.info.authority = names[j]; 8655 } else { 8656 p.info.authority = p.info.authority + ";" + names[j]; 8657 } 8658 if (DEBUG_PACKAGE_SCANNING) { 8659 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8660 Log.d(TAG, "Registered content provider: " + names[j] 8661 + ", className = " + p.info.name + ", isSyncable = " 8662 + p.info.isSyncable); 8663 } 8664 } else { 8665 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8666 Slog.w(TAG, "Skipping provider name " + names[j] + 8667 " (in package " + pkg.applicationInfo.packageName + 8668 "): name already used by " 8669 + ((other != null && other.getComponentName() != null) 8670 ? other.getComponentName().getPackageName() : "?")); 8671 } 8672 } 8673 } 8674 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8675 if (r == null) { 8676 r = new StringBuilder(256); 8677 } else { 8678 r.append(' '); 8679 } 8680 r.append(p.info.name); 8681 } 8682 } 8683 if (r != null) { 8684 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 8685 } 8686 8687 N = pkg.services.size(); 8688 r = null; 8689 for (i=0; i<N; i++) { 8690 PackageParser.Service s = pkg.services.get(i); 8691 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 8692 s.info.processName, pkg.applicationInfo.uid); 8693 mServices.addService(s); 8694 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8695 if (r == null) { 8696 r = new StringBuilder(256); 8697 } else { 8698 r.append(' '); 8699 } 8700 r.append(s.info.name); 8701 } 8702 } 8703 if (r != null) { 8704 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 8705 } 8706 8707 N = pkg.receivers.size(); 8708 r = null; 8709 for (i=0; i<N; i++) { 8710 PackageParser.Activity a = pkg.receivers.get(i); 8711 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8712 a.info.processName, pkg.applicationInfo.uid); 8713 mReceivers.addActivity(a, "receiver"); 8714 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8715 if (r == null) { 8716 r = new StringBuilder(256); 8717 } else { 8718 r.append(' '); 8719 } 8720 r.append(a.info.name); 8721 } 8722 } 8723 if (r != null) { 8724 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 8725 } 8726 8727 N = pkg.activities.size(); 8728 r = null; 8729 for (i=0; i<N; i++) { 8730 PackageParser.Activity a = pkg.activities.get(i); 8731 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8732 a.info.processName, pkg.applicationInfo.uid); 8733 mActivities.addActivity(a, "activity"); 8734 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8735 if (r == null) { 8736 r = new StringBuilder(256); 8737 } else { 8738 r.append(' '); 8739 } 8740 r.append(a.info.name); 8741 } 8742 } 8743 if (r != null) { 8744 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 8745 } 8746 8747 N = pkg.permissionGroups.size(); 8748 r = null; 8749 for (i=0; i<N; i++) { 8750 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 8751 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 8752 final String curPackageName = cur == null ? null : cur.info.packageName; 8753 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 8754 if (cur == null || isPackageUpdate) { 8755 mPermissionGroups.put(pg.info.name, pg); 8756 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8757 if (r == null) { 8758 r = new StringBuilder(256); 8759 } else { 8760 r.append(' '); 8761 } 8762 if (isPackageUpdate) { 8763 r.append("UPD:"); 8764 } 8765 r.append(pg.info.name); 8766 } 8767 } else { 8768 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 8769 + pg.info.packageName + " ignored: original from " 8770 + cur.info.packageName); 8771 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8772 if (r == null) { 8773 r = new StringBuilder(256); 8774 } else { 8775 r.append(' '); 8776 } 8777 r.append("DUP:"); 8778 r.append(pg.info.name); 8779 } 8780 } 8781 } 8782 if (r != null) { 8783 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 8784 } 8785 8786 N = pkg.permissions.size(); 8787 r = null; 8788 for (i=0; i<N; i++) { 8789 PackageParser.Permission p = pkg.permissions.get(i); 8790 8791 // Assume by default that we did not install this permission into the system. 8792 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 8793 8794 // Now that permission groups have a special meaning, we ignore permission 8795 // groups for legacy apps to prevent unexpected behavior. In particular, 8796 // permissions for one app being granted to someone just becase they happen 8797 // to be in a group defined by another app (before this had no implications). 8798 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 8799 p.group = mPermissionGroups.get(p.info.group); 8800 // Warn for a permission in an unknown group. 8801 if (p.info.group != null && p.group == null) { 8802 Slog.w(TAG, "Permission " + p.info.name + " from package " 8803 + p.info.packageName + " in an unknown group " + p.info.group); 8804 } 8805 } 8806 8807 ArrayMap<String, BasePermission> permissionMap = 8808 p.tree ? mSettings.mPermissionTrees 8809 : mSettings.mPermissions; 8810 BasePermission bp = permissionMap.get(p.info.name); 8811 8812 // Allow system apps to redefine non-system permissions 8813 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 8814 final boolean currentOwnerIsSystem = (bp.perm != null 8815 && isSystemApp(bp.perm.owner)); 8816 if (isSystemApp(p.owner)) { 8817 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 8818 // It's a built-in permission and no owner, take ownership now 8819 bp.packageSetting = pkgSetting; 8820 bp.perm = p; 8821 bp.uid = pkg.applicationInfo.uid; 8822 bp.sourcePackage = p.info.packageName; 8823 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8824 } else if (!currentOwnerIsSystem) { 8825 String msg = "New decl " + p.owner + " of permission " 8826 + p.info.name + " is system; overriding " + bp.sourcePackage; 8827 reportSettingsProblem(Log.WARN, msg); 8828 bp = null; 8829 } 8830 } 8831 } 8832 8833 if (bp == null) { 8834 bp = new BasePermission(p.info.name, p.info.packageName, 8835 BasePermission.TYPE_NORMAL); 8836 permissionMap.put(p.info.name, bp); 8837 } 8838 8839 if (bp.perm == null) { 8840 if (bp.sourcePackage == null 8841 || bp.sourcePackage.equals(p.info.packageName)) { 8842 BasePermission tree = findPermissionTreeLP(p.info.name); 8843 if (tree == null 8844 || tree.sourcePackage.equals(p.info.packageName)) { 8845 bp.packageSetting = pkgSetting; 8846 bp.perm = p; 8847 bp.uid = pkg.applicationInfo.uid; 8848 bp.sourcePackage = p.info.packageName; 8849 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8850 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8851 if (r == null) { 8852 r = new StringBuilder(256); 8853 } else { 8854 r.append(' '); 8855 } 8856 r.append(p.info.name); 8857 } 8858 } else { 8859 Slog.w(TAG, "Permission " + p.info.name + " from package " 8860 + p.info.packageName + " ignored: base tree " 8861 + tree.name + " is from package " 8862 + tree.sourcePackage); 8863 } 8864 } else { 8865 Slog.w(TAG, "Permission " + p.info.name + " from package " 8866 + p.info.packageName + " ignored: original from " 8867 + bp.sourcePackage); 8868 } 8869 } else if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8870 if (r == null) { 8871 r = new StringBuilder(256); 8872 } else { 8873 r.append(' '); 8874 } 8875 r.append("DUP:"); 8876 r.append(p.info.name); 8877 } 8878 if (bp.perm == p) { 8879 bp.protectionLevel = p.info.protectionLevel; 8880 } 8881 } 8882 8883 if (r != null) { 8884 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 8885 } 8886 8887 N = pkg.instrumentation.size(); 8888 r = null; 8889 for (i=0; i<N; i++) { 8890 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8891 a.info.packageName = pkg.applicationInfo.packageName; 8892 a.info.sourceDir = pkg.applicationInfo.sourceDir; 8893 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 8894 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 8895 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 8896 a.info.dataDir = pkg.applicationInfo.dataDir; 8897 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 8898 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 8899 8900 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 8901 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 8902 mInstrumentation.put(a.getComponentName(), a); 8903 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8904 if (r == null) { 8905 r = new StringBuilder(256); 8906 } else { 8907 r.append(' '); 8908 } 8909 r.append(a.info.name); 8910 } 8911 } 8912 if (r != null) { 8913 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 8914 } 8915 8916 if (pkg.protectedBroadcasts != null) { 8917 N = pkg.protectedBroadcasts.size(); 8918 for (i=0; i<N; i++) { 8919 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 8920 } 8921 } 8922 8923 pkgSetting.setTimeStamp(scanFileTime); 8924 8925 // Create idmap files for pairs of (packages, overlay packages). 8926 // Note: "android", ie framework-res.apk, is handled by native layers. 8927 if (pkg.mOverlayTarget != null) { 8928 // This is an overlay package. 8929 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 8930 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 8931 mOverlays.put(pkg.mOverlayTarget, 8932 new ArrayMap<String, PackageParser.Package>()); 8933 } 8934 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 8935 map.put(pkg.packageName, pkg); 8936 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 8937 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 8938 createIdmapFailed = true; 8939 } 8940 } 8941 } else if (mOverlays.containsKey(pkg.packageName) && 8942 !pkg.packageName.equals("android")) { 8943 // This is a regular package, with one or more known overlay packages. 8944 createIdmapsForPackageLI(pkg); 8945 } 8946 } 8947 8948 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8949 8950 if (createIdmapFailed) { 8951 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8952 "scanPackageLI failed to createIdmap"); 8953 } 8954 return pkg; 8955 } 8956 8957 private void maybeRenameForeignDexMarkers(PackageParser.Package existing, 8958 PackageParser.Package update, UserHandle user) { 8959 if (existing.applicationInfo == null || update.applicationInfo == null) { 8960 // This isn't due to an app installation. 8961 return; 8962 } 8963 8964 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 8965 final File newCodePath = new File(update.applicationInfo.getCodePath()); 8966 8967 // The codePath hasn't changed, so there's nothing for us to do. 8968 if (Objects.equals(oldCodePath, newCodePath)) { 8969 return; 8970 } 8971 8972 File canonicalNewCodePath; 8973 try { 8974 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 8975 } catch (IOException e) { 8976 Slog.w(TAG, "Failed to get canonical path.", e); 8977 return; 8978 } 8979 8980 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 8981 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 8982 // that the last component of the path (i.e, the name) doesn't need canonicalization 8983 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 8984 // but may change in the future. Hopefully this function won't exist at that point. 8985 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 8986 oldCodePath.getName()); 8987 8988 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 8989 // with "@". 8990 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 8991 if (!oldMarkerPrefix.endsWith("@")) { 8992 oldMarkerPrefix += "@"; 8993 } 8994 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 8995 if (!newMarkerPrefix.endsWith("@")) { 8996 newMarkerPrefix += "@"; 8997 } 8998 8999 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 9000 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 9001 for (String updatedPath : updatedPaths) { 9002 String updatedPathName = new File(updatedPath).getName(); 9003 markerSuffixes.add(updatedPathName.replace('/', '@')); 9004 } 9005 9006 for (int userId : resolveUserIds(user.getIdentifier())) { 9007 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 9008 9009 for (String markerSuffix : markerSuffixes) { 9010 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 9011 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 9012 if (oldForeignUseMark.exists()) { 9013 try { 9014 Os.rename(oldForeignUseMark.getAbsolutePath(), 9015 newForeignUseMark.getAbsolutePath()); 9016 } catch (ErrnoException e) { 9017 Slog.w(TAG, "Failed to rename foreign use marker", e); 9018 oldForeignUseMark.delete(); 9019 } 9020 } 9021 } 9022 } 9023 } 9024 9025 /** 9026 * Derive the ABI of a non-system package located at {@code scanFile}. This information 9027 * is derived purely on the basis of the contents of {@code scanFile} and 9028 * {@code cpuAbiOverride}. 9029 * 9030 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 9031 */ 9032 private void derivePackageAbi(PackageParser.Package pkg, File scanFile, 9033 String cpuAbiOverride, boolean extractLibs) 9034 throws PackageManagerException { 9035 // TODO: We can probably be smarter about this stuff. For installed apps, 9036 // we can calculate this information at install time once and for all. For 9037 // system apps, we can probably assume that this information doesn't change 9038 // after the first boot scan. As things stand, we do lots of unnecessary work. 9039 9040 // Give ourselves some initial paths; we'll come back for another 9041 // pass once we've determined ABI below. 9042 setNativeLibraryPaths(pkg); 9043 9044 // We would never need to extract libs for forward-locked and external packages, 9045 // since the container service will do it for us. We shouldn't attempt to 9046 // extract libs from system app when it was not updated. 9047 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 9048 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 9049 extractLibs = false; 9050 } 9051 9052 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 9053 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 9054 9055 NativeLibraryHelper.Handle handle = null; 9056 try { 9057 handle = NativeLibraryHelper.Handle.create(pkg); 9058 // TODO(multiArch): This can be null for apps that didn't go through the 9059 // usual installation process. We can calculate it again, like we 9060 // do during install time. 9061 // 9062 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 9063 // unnecessary. 9064 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 9065 9066 // Null out the abis so that they can be recalculated. 9067 pkg.applicationInfo.primaryCpuAbi = null; 9068 pkg.applicationInfo.secondaryCpuAbi = null; 9069 if (isMultiArch(pkg.applicationInfo)) { 9070 // Warn if we've set an abiOverride for multi-lib packages.. 9071 // By definition, we need to copy both 32 and 64 bit libraries for 9072 // such packages. 9073 if (pkg.cpuAbiOverride != null 9074 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 9075 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 9076 } 9077 9078 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 9079 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 9080 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 9081 if (extractLibs) { 9082 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9083 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 9084 useIsaSpecificSubdirs); 9085 } else { 9086 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 9087 } 9088 } 9089 9090 maybeThrowExceptionForMultiArchCopy( 9091 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 9092 9093 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 9094 if (extractLibs) { 9095 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9096 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 9097 useIsaSpecificSubdirs); 9098 } else { 9099 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 9100 } 9101 } 9102 9103 maybeThrowExceptionForMultiArchCopy( 9104 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 9105 9106 if (abi64 >= 0) { 9107 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 9108 } 9109 9110 if (abi32 >= 0) { 9111 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 9112 if (abi64 >= 0) { 9113 if (pkg.use32bitAbi) { 9114 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 9115 pkg.applicationInfo.primaryCpuAbi = abi; 9116 } else { 9117 pkg.applicationInfo.secondaryCpuAbi = abi; 9118 } 9119 } else { 9120 pkg.applicationInfo.primaryCpuAbi = abi; 9121 } 9122 } 9123 9124 } else { 9125 String[] abiList = (cpuAbiOverride != null) ? 9126 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 9127 9128 // Enable gross and lame hacks for apps that are built with old 9129 // SDK tools. We must scan their APKs for renderscript bitcode and 9130 // not launch them if it's present. Don't bother checking on devices 9131 // that don't have 64 bit support. 9132 boolean needsRenderScriptOverride = false; 9133 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 9134 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9135 abiList = Build.SUPPORTED_32_BIT_ABIS; 9136 needsRenderScriptOverride = true; 9137 } 9138 9139 final int copyRet; 9140 if (extractLibs) { 9141 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9142 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 9143 } else { 9144 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 9145 } 9146 9147 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9148 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 9149 "Error unpackaging native libs for app, errorCode=" + copyRet); 9150 } 9151 9152 if (copyRet >= 0) { 9153 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 9154 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 9155 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 9156 } else if (needsRenderScriptOverride) { 9157 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 9158 } 9159 } 9160 } catch (IOException ioe) { 9161 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 9162 } finally { 9163 IoUtils.closeQuietly(handle); 9164 } 9165 9166 // Now that we've calculated the ABIs and determined if it's an internal app, 9167 // we will go ahead and populate the nativeLibraryPath. 9168 setNativeLibraryPaths(pkg); 9169 } 9170 9171 /** 9172 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 9173 * i.e, so that all packages can be run inside a single process if required. 9174 * 9175 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 9176 * this function will either try and make the ABI for all packages in {@code packagesForUser} 9177 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 9178 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 9179 * updating a package that belongs to a shared user. 9180 * 9181 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 9182 * adds unnecessary complexity. 9183 */ 9184 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 9185 PackageParser.Package scannedPackage, boolean bootComplete) { 9186 String requiredInstructionSet = null; 9187 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 9188 requiredInstructionSet = VMRuntime.getInstructionSet( 9189 scannedPackage.applicationInfo.primaryCpuAbi); 9190 } 9191 9192 PackageSetting requirer = null; 9193 for (PackageSetting ps : packagesForUser) { 9194 // If packagesForUser contains scannedPackage, we skip it. This will happen 9195 // when scannedPackage is an update of an existing package. Without this check, 9196 // we will never be able to change the ABI of any package belonging to a shared 9197 // user, even if it's compatible with other packages. 9198 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9199 if (ps.primaryCpuAbiString == null) { 9200 continue; 9201 } 9202 9203 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 9204 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 9205 // We have a mismatch between instruction sets (say arm vs arm64) warn about 9206 // this but there's not much we can do. 9207 String errorMessage = "Instruction set mismatch, " 9208 + ((requirer == null) ? "[caller]" : requirer) 9209 + " requires " + requiredInstructionSet + " whereas " + ps 9210 + " requires " + instructionSet; 9211 Slog.w(TAG, errorMessage); 9212 } 9213 9214 if (requiredInstructionSet == null) { 9215 requiredInstructionSet = instructionSet; 9216 requirer = ps; 9217 } 9218 } 9219 } 9220 9221 if (requiredInstructionSet != null) { 9222 String adjustedAbi; 9223 if (requirer != null) { 9224 // requirer != null implies that either scannedPackage was null or that scannedPackage 9225 // did not require an ABI, in which case we have to adjust scannedPackage to match 9226 // the ABI of the set (which is the same as requirer's ABI) 9227 adjustedAbi = requirer.primaryCpuAbiString; 9228 if (scannedPackage != null) { 9229 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 9230 } 9231 } else { 9232 // requirer == null implies that we're updating all ABIs in the set to 9233 // match scannedPackage. 9234 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 9235 } 9236 9237 for (PackageSetting ps : packagesForUser) { 9238 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9239 if (ps.primaryCpuAbiString != null) { 9240 continue; 9241 } 9242 9243 ps.primaryCpuAbiString = adjustedAbi; 9244 if (ps.pkg != null && ps.pkg.applicationInfo != null && 9245 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 9246 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 9247 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 9248 + " (requirer=" 9249 + (requirer == null ? "null" : requirer.pkg.packageName) 9250 + ", scannedPackage=" 9251 + (scannedPackage != null ? scannedPackage.packageName : "null") 9252 + ")"); 9253 try { 9254 mInstaller.rmdex(ps.codePathString, 9255 getDexCodeInstructionSet(getPreferredInstructionSet())); 9256 } catch (InstallerException ignored) { 9257 } 9258 } 9259 } 9260 } 9261 } 9262 } 9263 9264 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 9265 synchronized (mPackages) { 9266 mResolverReplaced = true; 9267 // Set up information for custom user intent resolution activity. 9268 mResolveActivity.applicationInfo = pkg.applicationInfo; 9269 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 9270 mResolveActivity.packageName = pkg.applicationInfo.packageName; 9271 mResolveActivity.processName = pkg.applicationInfo.packageName; 9272 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9273 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 9274 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9275 mResolveActivity.theme = 0; 9276 mResolveActivity.exported = true; 9277 mResolveActivity.enabled = true; 9278 mResolveInfo.activityInfo = mResolveActivity; 9279 mResolveInfo.priority = 0; 9280 mResolveInfo.preferredOrder = 0; 9281 mResolveInfo.match = 0; 9282 mResolveComponentName = mCustomResolverComponentName; 9283 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 9284 mResolveComponentName); 9285 } 9286 } 9287 9288 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 9289 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 9290 9291 // Set up information for ephemeral installer activity 9292 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 9293 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 9294 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 9295 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 9296 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9297 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 9298 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9299 mEphemeralInstallerActivity.theme = 0; 9300 mEphemeralInstallerActivity.exported = true; 9301 mEphemeralInstallerActivity.enabled = true; 9302 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 9303 mEphemeralInstallerInfo.priority = 0; 9304 mEphemeralInstallerInfo.preferredOrder = 1; 9305 mEphemeralInstallerInfo.isDefault = true; 9306 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 9307 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 9308 9309 if (DEBUG_EPHEMERAL) { 9310 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 9311 } 9312 } 9313 9314 private static String calculateBundledApkRoot(final String codePathString) { 9315 final File codePath = new File(codePathString); 9316 final File codeRoot; 9317 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 9318 codeRoot = Environment.getRootDirectory(); 9319 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 9320 codeRoot = Environment.getOemDirectory(); 9321 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 9322 codeRoot = Environment.getVendorDirectory(); 9323 } else { 9324 // Unrecognized code path; take its top real segment as the apk root: 9325 // e.g. /something/app/blah.apk => /something 9326 try { 9327 File f = codePath.getCanonicalFile(); 9328 File parent = f.getParentFile(); // non-null because codePath is a file 9329 File tmp; 9330 while ((tmp = parent.getParentFile()) != null) { 9331 f = parent; 9332 parent = tmp; 9333 } 9334 codeRoot = f; 9335 Slog.w(TAG, "Unrecognized code path " 9336 + codePath + " - using " + codeRoot); 9337 } catch (IOException e) { 9338 // Can't canonicalize the code path -- shenanigans? 9339 Slog.w(TAG, "Can't canonicalize code path " + codePath); 9340 return Environment.getRootDirectory().getPath(); 9341 } 9342 } 9343 return codeRoot.getPath(); 9344 } 9345 9346 /** 9347 * Derive and set the location of native libraries for the given package, 9348 * which varies depending on where and how the package was installed. 9349 */ 9350 private void setNativeLibraryPaths(PackageParser.Package pkg) { 9351 final ApplicationInfo info = pkg.applicationInfo; 9352 final String codePath = pkg.codePath; 9353 final File codeFile = new File(codePath); 9354 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 9355 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 9356 9357 info.nativeLibraryRootDir = null; 9358 info.nativeLibraryRootRequiresIsa = false; 9359 info.nativeLibraryDir = null; 9360 info.secondaryNativeLibraryDir = null; 9361 9362 if (isApkFile(codeFile)) { 9363 // Monolithic install 9364 if (bundledApp) { 9365 // If "/system/lib64/apkname" exists, assume that is the per-package 9366 // native library directory to use; otherwise use "/system/lib/apkname". 9367 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 9368 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 9369 getPrimaryInstructionSet(info)); 9370 9371 // This is a bundled system app so choose the path based on the ABI. 9372 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 9373 // is just the default path. 9374 final String apkName = deriveCodePathName(codePath); 9375 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 9376 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 9377 apkName).getAbsolutePath(); 9378 9379 if (info.secondaryCpuAbi != null) { 9380 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 9381 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 9382 secondaryLibDir, apkName).getAbsolutePath(); 9383 } 9384 } else if (asecApp) { 9385 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 9386 .getAbsolutePath(); 9387 } else { 9388 final String apkName = deriveCodePathName(codePath); 9389 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 9390 .getAbsolutePath(); 9391 } 9392 9393 info.nativeLibraryRootRequiresIsa = false; 9394 info.nativeLibraryDir = info.nativeLibraryRootDir; 9395 } else { 9396 // Cluster install 9397 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 9398 info.nativeLibraryRootRequiresIsa = true; 9399 9400 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 9401 getPrimaryInstructionSet(info)).getAbsolutePath(); 9402 9403 if (info.secondaryCpuAbi != null) { 9404 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 9405 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 9406 } 9407 } 9408 } 9409 9410 /** 9411 * Calculate the abis and roots for a bundled app. These can uniquely 9412 * be determined from the contents of the system partition, i.e whether 9413 * it contains 64 or 32 bit shared libraries etc. We do not validate any 9414 * of this information, and instead assume that the system was built 9415 * sensibly. 9416 */ 9417 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 9418 PackageSetting pkgSetting) { 9419 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 9420 9421 // If "/system/lib64/apkname" exists, assume that is the per-package 9422 // native library directory to use; otherwise use "/system/lib/apkname". 9423 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 9424 setBundledAppAbi(pkg, apkRoot, apkName); 9425 // pkgSetting might be null during rescan following uninstall of updates 9426 // to a bundled app, so accommodate that possibility. The settings in 9427 // that case will be established later from the parsed package. 9428 // 9429 // If the settings aren't null, sync them up with what we've just derived. 9430 // note that apkRoot isn't stored in the package settings. 9431 if (pkgSetting != null) { 9432 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9433 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9434 } 9435 } 9436 9437 /** 9438 * Deduces the ABI of a bundled app and sets the relevant fields on the 9439 * parsed pkg object. 9440 * 9441 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 9442 * under which system libraries are installed. 9443 * @param apkName the name of the installed package. 9444 */ 9445 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 9446 final File codeFile = new File(pkg.codePath); 9447 9448 final boolean has64BitLibs; 9449 final boolean has32BitLibs; 9450 if (isApkFile(codeFile)) { 9451 // Monolithic install 9452 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 9453 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 9454 } else { 9455 // Cluster install 9456 final File rootDir = new File(codeFile, LIB_DIR_NAME); 9457 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 9458 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 9459 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 9460 has64BitLibs = (new File(rootDir, isa)).exists(); 9461 } else { 9462 has64BitLibs = false; 9463 } 9464 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 9465 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 9466 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 9467 has32BitLibs = (new File(rootDir, isa)).exists(); 9468 } else { 9469 has32BitLibs = false; 9470 } 9471 } 9472 9473 if (has64BitLibs && !has32BitLibs) { 9474 // The package has 64 bit libs, but not 32 bit libs. Its primary 9475 // ABI should be 64 bit. We can safely assume here that the bundled 9476 // native libraries correspond to the most preferred ABI in the list. 9477 9478 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9479 pkg.applicationInfo.secondaryCpuAbi = null; 9480 } else if (has32BitLibs && !has64BitLibs) { 9481 // The package has 32 bit libs but not 64 bit libs. Its primary 9482 // ABI should be 32 bit. 9483 9484 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9485 pkg.applicationInfo.secondaryCpuAbi = null; 9486 } else if (has32BitLibs && has64BitLibs) { 9487 // The application has both 64 and 32 bit bundled libraries. We check 9488 // here that the app declares multiArch support, and warn if it doesn't. 9489 // 9490 // We will be lenient here and record both ABIs. The primary will be the 9491 // ABI that's higher on the list, i.e, a device that's configured to prefer 9492 // 64 bit apps will see a 64 bit primary ABI, 9493 9494 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 9495 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 9496 } 9497 9498 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 9499 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9500 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9501 } else { 9502 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9503 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9504 } 9505 } else { 9506 pkg.applicationInfo.primaryCpuAbi = null; 9507 pkg.applicationInfo.secondaryCpuAbi = null; 9508 } 9509 } 9510 9511 private void killApplication(String pkgName, int appId, String reason) { 9512 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 9513 } 9514 9515 private void killApplication(String pkgName, int appId, int userId, String reason) { 9516 // Request the ActivityManager to kill the process(only for existing packages) 9517 // so that we do not end up in a confused state while the user is still using the older 9518 // version of the application while the new one gets installed. 9519 final long token = Binder.clearCallingIdentity(); 9520 try { 9521 IActivityManager am = ActivityManagerNative.getDefault(); 9522 if (am != null) { 9523 try { 9524 am.killApplication(pkgName, appId, userId, reason); 9525 } catch (RemoteException e) { 9526 } 9527 } 9528 } finally { 9529 Binder.restoreCallingIdentity(token); 9530 } 9531 } 9532 9533 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 9534 // Remove the parent package setting 9535 PackageSetting ps = (PackageSetting) pkg.mExtras; 9536 if (ps != null) { 9537 removePackageLI(ps, chatty); 9538 } 9539 // Remove the child package setting 9540 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9541 for (int i = 0; i < childCount; i++) { 9542 PackageParser.Package childPkg = pkg.childPackages.get(i); 9543 ps = (PackageSetting) childPkg.mExtras; 9544 if (ps != null) { 9545 removePackageLI(ps, chatty); 9546 } 9547 } 9548 } 9549 9550 void removePackageLI(PackageSetting ps, boolean chatty) { 9551 if (DEBUG_INSTALL) { 9552 if (chatty) 9553 Log.d(TAG, "Removing package " + ps.name); 9554 } 9555 9556 // writer 9557 synchronized (mPackages) { 9558 mPackages.remove(ps.name); 9559 final PackageParser.Package pkg = ps.pkg; 9560 if (pkg != null) { 9561 cleanPackageDataStructuresLILPw(pkg, chatty); 9562 } 9563 } 9564 } 9565 9566 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 9567 if (DEBUG_INSTALL) { 9568 if (chatty) 9569 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 9570 } 9571 9572 // writer 9573 synchronized (mPackages) { 9574 // Remove the parent package 9575 mPackages.remove(pkg.applicationInfo.packageName); 9576 cleanPackageDataStructuresLILPw(pkg, chatty); 9577 9578 // Remove the child packages 9579 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9580 for (int i = 0; i < childCount; i++) { 9581 PackageParser.Package childPkg = pkg.childPackages.get(i); 9582 mPackages.remove(childPkg.applicationInfo.packageName); 9583 cleanPackageDataStructuresLILPw(childPkg, chatty); 9584 } 9585 } 9586 } 9587 9588 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 9589 int N = pkg.providers.size(); 9590 StringBuilder r = null; 9591 int i; 9592 for (i=0; i<N; i++) { 9593 PackageParser.Provider p = pkg.providers.get(i); 9594 mProviders.removeProvider(p); 9595 if (p.info.authority == null) { 9596 9597 /* There was another ContentProvider with this authority when 9598 * this app was installed so this authority is null, 9599 * Ignore it as we don't have to unregister the provider. 9600 */ 9601 continue; 9602 } 9603 String names[] = p.info.authority.split(";"); 9604 for (int j = 0; j < names.length; j++) { 9605 if (mProvidersByAuthority.get(names[j]) == p) { 9606 mProvidersByAuthority.remove(names[j]); 9607 if (DEBUG_REMOVE) { 9608 if (chatty) 9609 Log.d(TAG, "Unregistered content provider: " + names[j] 9610 + ", className = " + p.info.name + ", isSyncable = " 9611 + p.info.isSyncable); 9612 } 9613 } 9614 } 9615 if (DEBUG_REMOVE && chatty) { 9616 if (r == null) { 9617 r = new StringBuilder(256); 9618 } else { 9619 r.append(' '); 9620 } 9621 r.append(p.info.name); 9622 } 9623 } 9624 if (r != null) { 9625 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 9626 } 9627 9628 N = pkg.services.size(); 9629 r = null; 9630 for (i=0; i<N; i++) { 9631 PackageParser.Service s = pkg.services.get(i); 9632 mServices.removeService(s); 9633 if (chatty) { 9634 if (r == null) { 9635 r = new StringBuilder(256); 9636 } else { 9637 r.append(' '); 9638 } 9639 r.append(s.info.name); 9640 } 9641 } 9642 if (r != null) { 9643 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 9644 } 9645 9646 N = pkg.receivers.size(); 9647 r = null; 9648 for (i=0; i<N; i++) { 9649 PackageParser.Activity a = pkg.receivers.get(i); 9650 mReceivers.removeActivity(a, "receiver"); 9651 if (DEBUG_REMOVE && chatty) { 9652 if (r == null) { 9653 r = new StringBuilder(256); 9654 } else { 9655 r.append(' '); 9656 } 9657 r.append(a.info.name); 9658 } 9659 } 9660 if (r != null) { 9661 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 9662 } 9663 9664 N = pkg.activities.size(); 9665 r = null; 9666 for (i=0; i<N; i++) { 9667 PackageParser.Activity a = pkg.activities.get(i); 9668 mActivities.removeActivity(a, "activity"); 9669 if (DEBUG_REMOVE && chatty) { 9670 if (r == null) { 9671 r = new StringBuilder(256); 9672 } else { 9673 r.append(' '); 9674 } 9675 r.append(a.info.name); 9676 } 9677 } 9678 if (r != null) { 9679 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 9680 } 9681 9682 N = pkg.permissions.size(); 9683 r = null; 9684 for (i=0; i<N; i++) { 9685 PackageParser.Permission p = pkg.permissions.get(i); 9686 BasePermission bp = mSettings.mPermissions.get(p.info.name); 9687 if (bp == null) { 9688 bp = mSettings.mPermissionTrees.get(p.info.name); 9689 } 9690 if (bp != null && bp.perm == p) { 9691 bp.perm = null; 9692 if (DEBUG_REMOVE && chatty) { 9693 if (r == null) { 9694 r = new StringBuilder(256); 9695 } else { 9696 r.append(' '); 9697 } 9698 r.append(p.info.name); 9699 } 9700 } 9701 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9702 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 9703 if (appOpPkgs != null) { 9704 appOpPkgs.remove(pkg.packageName); 9705 } 9706 } 9707 } 9708 if (r != null) { 9709 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9710 } 9711 9712 N = pkg.requestedPermissions.size(); 9713 r = null; 9714 for (i=0; i<N; i++) { 9715 String perm = pkg.requestedPermissions.get(i); 9716 BasePermission bp = mSettings.mPermissions.get(perm); 9717 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9718 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 9719 if (appOpPkgs != null) { 9720 appOpPkgs.remove(pkg.packageName); 9721 if (appOpPkgs.isEmpty()) { 9722 mAppOpPermissionPackages.remove(perm); 9723 } 9724 } 9725 } 9726 } 9727 if (r != null) { 9728 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9729 } 9730 9731 N = pkg.instrumentation.size(); 9732 r = null; 9733 for (i=0; i<N; i++) { 9734 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 9735 mInstrumentation.remove(a.getComponentName()); 9736 if (DEBUG_REMOVE && chatty) { 9737 if (r == null) { 9738 r = new StringBuilder(256); 9739 } else { 9740 r.append(' '); 9741 } 9742 r.append(a.info.name); 9743 } 9744 } 9745 if (r != null) { 9746 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 9747 } 9748 9749 r = null; 9750 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 9751 // Only system apps can hold shared libraries. 9752 if (pkg.libraryNames != null) { 9753 for (i=0; i<pkg.libraryNames.size(); i++) { 9754 String name = pkg.libraryNames.get(i); 9755 SharedLibraryEntry cur = mSharedLibraries.get(name); 9756 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 9757 mSharedLibraries.remove(name); 9758 if (DEBUG_REMOVE && chatty) { 9759 if (r == null) { 9760 r = new StringBuilder(256); 9761 } else { 9762 r.append(' '); 9763 } 9764 r.append(name); 9765 } 9766 } 9767 } 9768 } 9769 } 9770 if (r != null) { 9771 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 9772 } 9773 } 9774 9775 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 9776 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 9777 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 9778 return true; 9779 } 9780 } 9781 return false; 9782 } 9783 9784 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 9785 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 9786 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 9787 9788 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 9789 // Update the parent permissions 9790 updatePermissionsLPw(pkg.packageName, pkg, flags); 9791 // Update the child permissions 9792 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9793 for (int i = 0; i < childCount; i++) { 9794 PackageParser.Package childPkg = pkg.childPackages.get(i); 9795 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 9796 } 9797 } 9798 9799 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 9800 int flags) { 9801 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 9802 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 9803 } 9804 9805 private void updatePermissionsLPw(String changingPkg, 9806 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 9807 // Make sure there are no dangling permission trees. 9808 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 9809 while (it.hasNext()) { 9810 final BasePermission bp = it.next(); 9811 if (bp.packageSetting == null) { 9812 // We may not yet have parsed the package, so just see if 9813 // we still know about its settings. 9814 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9815 } 9816 if (bp.packageSetting == null) { 9817 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9818 + " from package " + bp.sourcePackage); 9819 it.remove(); 9820 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9821 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9822 Slog.i(TAG, "Removing old permission tree: " + bp.name 9823 + " from package " + bp.sourcePackage); 9824 flags |= UPDATE_PERMISSIONS_ALL; 9825 it.remove(); 9826 } 9827 } 9828 } 9829 9830 // Make sure all dynamic permissions have been assigned to a package, 9831 // and make sure there are no dangling permissions. 9832 it = mSettings.mPermissions.values().iterator(); 9833 while (it.hasNext()) { 9834 final BasePermission bp = it.next(); 9835 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9836 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9837 + bp.name + " pkg=" + bp.sourcePackage 9838 + " info=" + bp.pendingInfo); 9839 if (bp.packageSetting == null && bp.pendingInfo != null) { 9840 final BasePermission tree = findPermissionTreeLP(bp.name); 9841 if (tree != null && tree.perm != null) { 9842 bp.packageSetting = tree.packageSetting; 9843 bp.perm = new PackageParser.Permission(tree.perm.owner, 9844 new PermissionInfo(bp.pendingInfo)); 9845 bp.perm.info.packageName = tree.perm.info.packageName; 9846 bp.perm.info.name = bp.name; 9847 bp.uid = tree.uid; 9848 } 9849 } 9850 } 9851 if (bp.packageSetting == null) { 9852 // We may not yet have parsed the package, so just see if 9853 // we still know about its settings. 9854 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9855 } 9856 if (bp.packageSetting == null) { 9857 Slog.w(TAG, "Removing dangling permission: " + bp.name 9858 + " from package " + bp.sourcePackage); 9859 it.remove(); 9860 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9861 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9862 Slog.i(TAG, "Removing old permission: " + bp.name 9863 + " from package " + bp.sourcePackage); 9864 flags |= UPDATE_PERMISSIONS_ALL; 9865 it.remove(); 9866 } 9867 } 9868 } 9869 9870 // Now update the permissions for all packages, in particular 9871 // replace the granted permissions of the system packages. 9872 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9873 for (PackageParser.Package pkg : mPackages.values()) { 9874 if (pkg != pkgInfo) { 9875 // Only replace for packages on requested volume 9876 final String volumeUuid = getVolumeUuidForPackage(pkg); 9877 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9878 && Objects.equals(replaceVolumeUuid, volumeUuid); 9879 grantPermissionsLPw(pkg, replace, changingPkg); 9880 } 9881 } 9882 } 9883 9884 if (pkgInfo != null) { 9885 // Only replace for packages on requested volume 9886 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 9887 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 9888 && Objects.equals(replaceVolumeUuid, volumeUuid); 9889 grantPermissionsLPw(pkgInfo, replace, changingPkg); 9890 } 9891 } 9892 9893 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 9894 String packageOfInterest) { 9895 // IMPORTANT: There are two types of permissions: install and runtime. 9896 // Install time permissions are granted when the app is installed to 9897 // all device users and users added in the future. Runtime permissions 9898 // are granted at runtime explicitly to specific users. Normal and signature 9899 // protected permissions are install time permissions. Dangerous permissions 9900 // are install permissions if the app's target SDK is Lollipop MR1 or older, 9901 // otherwise they are runtime permissions. This function does not manage 9902 // runtime permissions except for the case an app targeting Lollipop MR1 9903 // being upgraded to target a newer SDK, in which case dangerous permissions 9904 // are transformed from install time to runtime ones. 9905 9906 final PackageSetting ps = (PackageSetting) pkg.mExtras; 9907 if (ps == null) { 9908 return; 9909 } 9910 9911 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 9912 9913 PermissionsState permissionsState = ps.getPermissionsState(); 9914 PermissionsState origPermissions = permissionsState; 9915 9916 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 9917 9918 boolean runtimePermissionsRevoked = false; 9919 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 9920 9921 boolean changedInstallPermission = false; 9922 9923 if (replace) { 9924 ps.installPermissionsFixed = false; 9925 if (!ps.isSharedUser()) { 9926 origPermissions = new PermissionsState(permissionsState); 9927 permissionsState.reset(); 9928 } else { 9929 // We need to know only about runtime permission changes since the 9930 // calling code always writes the install permissions state but 9931 // the runtime ones are written only if changed. The only cases of 9932 // changed runtime permissions here are promotion of an install to 9933 // runtime and revocation of a runtime from a shared user. 9934 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 9935 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 9936 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 9937 runtimePermissionsRevoked = true; 9938 } 9939 } 9940 } 9941 9942 permissionsState.setGlobalGids(mGlobalGids); 9943 9944 final int N = pkg.requestedPermissions.size(); 9945 for (int i=0; i<N; i++) { 9946 final String name = pkg.requestedPermissions.get(i); 9947 final BasePermission bp = mSettings.mPermissions.get(name); 9948 9949 if (DEBUG_INSTALL) { 9950 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 9951 } 9952 9953 if (bp == null || bp.packageSetting == null) { 9954 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9955 Slog.w(TAG, "Unknown permission " + name 9956 + " in package " + pkg.packageName); 9957 } 9958 continue; 9959 } 9960 9961 final String perm = bp.name; 9962 boolean allowedSig = false; 9963 int grant = GRANT_DENIED; 9964 9965 // Keep track of app op permissions. 9966 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9967 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 9968 if (pkgs == null) { 9969 pkgs = new ArraySet<>(); 9970 mAppOpPermissionPackages.put(bp.name, pkgs); 9971 } 9972 pkgs.add(pkg.packageName); 9973 } 9974 9975 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 9976 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 9977 >= Build.VERSION_CODES.M; 9978 switch (level) { 9979 case PermissionInfo.PROTECTION_NORMAL: { 9980 // For all apps normal permissions are install time ones. 9981 grant = GRANT_INSTALL; 9982 } break; 9983 9984 case PermissionInfo.PROTECTION_DANGEROUS: { 9985 // If a permission review is required for legacy apps we represent 9986 // their permissions as always granted runtime ones since we need 9987 // to keep the review required permission flag per user while an 9988 // install permission's state is shared across all users. 9989 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 9990 // For legacy apps dangerous permissions are install time ones. 9991 grant = GRANT_INSTALL; 9992 } else if (origPermissions.hasInstallPermission(bp.name)) { 9993 // For legacy apps that became modern, install becomes runtime. 9994 grant = GRANT_UPGRADE; 9995 } else if (mPromoteSystemApps 9996 && isSystemApp(ps) 9997 && mExistingSystemPackages.contains(ps.name)) { 9998 // For legacy system apps, install becomes runtime. 9999 // We cannot check hasInstallPermission() for system apps since those 10000 // permissions were granted implicitly and not persisted pre-M. 10001 grant = GRANT_UPGRADE; 10002 } else { 10003 // For modern apps keep runtime permissions unchanged. 10004 grant = GRANT_RUNTIME; 10005 } 10006 } break; 10007 10008 case PermissionInfo.PROTECTION_SIGNATURE: { 10009 // For all apps signature permissions are install time ones. 10010 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 10011 if (allowedSig) { 10012 grant = GRANT_INSTALL; 10013 } 10014 } break; 10015 } 10016 10017 if (DEBUG_INSTALL) { 10018 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 10019 } 10020 10021 if (grant != GRANT_DENIED) { 10022 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 10023 // If this is an existing, non-system package, then 10024 // we can't add any new permissions to it. 10025 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 10026 // Except... if this is a permission that was added 10027 // to the platform (note: need to only do this when 10028 // updating the platform). 10029 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 10030 grant = GRANT_DENIED; 10031 } 10032 } 10033 } 10034 10035 switch (grant) { 10036 case GRANT_INSTALL: { 10037 // Revoke this as runtime permission to handle the case of 10038 // a runtime permission being downgraded to an install one. 10039 // Also in permission review mode we keep dangerous permissions 10040 // for legacy apps 10041 for (int userId : UserManagerService.getInstance().getUserIds()) { 10042 if (origPermissions.getRuntimePermissionState( 10043 bp.name, userId) != null) { 10044 // Revoke the runtime permission and clear the flags. 10045 origPermissions.revokeRuntimePermission(bp, userId); 10046 origPermissions.updatePermissionFlags(bp, userId, 10047 PackageManager.MASK_PERMISSION_FLAGS, 0); 10048 // If we revoked a permission permission, we have to write. 10049 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10050 changedRuntimePermissionUserIds, userId); 10051 } 10052 } 10053 // Grant an install permission. 10054 if (permissionsState.grantInstallPermission(bp) != 10055 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10056 changedInstallPermission = true; 10057 } 10058 } break; 10059 10060 case GRANT_RUNTIME: { 10061 // Grant previously granted runtime permissions. 10062 for (int userId : UserManagerService.getInstance().getUserIds()) { 10063 PermissionState permissionState = origPermissions 10064 .getRuntimePermissionState(bp.name, userId); 10065 int flags = permissionState != null 10066 ? permissionState.getFlags() : 0; 10067 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 10068 if (permissionsState.grantRuntimePermission(bp, userId) == 10069 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10070 // If we cannot put the permission as it was, we have to write. 10071 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10072 changedRuntimePermissionUserIds, userId); 10073 } 10074 // If the app supports runtime permissions no need for a review. 10075 if (Build.PERMISSIONS_REVIEW_REQUIRED 10076 && appSupportsRuntimePermissions 10077 && (flags & PackageManager 10078 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 10079 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 10080 // Since we changed the flags, we have to write. 10081 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10082 changedRuntimePermissionUserIds, userId); 10083 } 10084 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 10085 && !appSupportsRuntimePermissions) { 10086 // For legacy apps that need a permission review, every new 10087 // runtime permission is granted but it is pending a review. 10088 // We also need to review only platform defined runtime 10089 // permissions as these are the only ones the platform knows 10090 // how to disable the API to simulate revocation as legacy 10091 // apps don't expect to run with revoked permissions. 10092 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 10093 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 10094 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 10095 // We changed the flags, hence have to write. 10096 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10097 changedRuntimePermissionUserIds, userId); 10098 } 10099 } 10100 if (permissionsState.grantRuntimePermission(bp, userId) 10101 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10102 // We changed the permission, hence have to write. 10103 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10104 changedRuntimePermissionUserIds, userId); 10105 } 10106 } 10107 // Propagate the permission flags. 10108 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 10109 } 10110 } break; 10111 10112 case GRANT_UPGRADE: { 10113 // Grant runtime permissions for a previously held install permission. 10114 PermissionState permissionState = origPermissions 10115 .getInstallPermissionState(bp.name); 10116 final int flags = permissionState != null ? permissionState.getFlags() : 0; 10117 10118 if (origPermissions.revokeInstallPermission(bp) 10119 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10120 // We will be transferring the permission flags, so clear them. 10121 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 10122 PackageManager.MASK_PERMISSION_FLAGS, 0); 10123 changedInstallPermission = true; 10124 } 10125 10126 // If the permission is not to be promoted to runtime we ignore it and 10127 // also its other flags as they are not applicable to install permissions. 10128 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 10129 for (int userId : currentUserIds) { 10130 if (permissionsState.grantRuntimePermission(bp, userId) != 10131 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10132 // Transfer the permission flags. 10133 permissionsState.updatePermissionFlags(bp, userId, 10134 flags, flags); 10135 // If we granted the permission, we have to write. 10136 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10137 changedRuntimePermissionUserIds, userId); 10138 } 10139 } 10140 } 10141 } break; 10142 10143 default: { 10144 if (packageOfInterest == null 10145 || packageOfInterest.equals(pkg.packageName)) { 10146 Slog.w(TAG, "Not granting permission " + perm 10147 + " to package " + pkg.packageName 10148 + " because it was previously installed without"); 10149 } 10150 } break; 10151 } 10152 } else { 10153 if (permissionsState.revokeInstallPermission(bp) != 10154 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10155 // Also drop the permission flags. 10156 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 10157 PackageManager.MASK_PERMISSION_FLAGS, 0); 10158 changedInstallPermission = true; 10159 Slog.i(TAG, "Un-granting permission " + perm 10160 + " from package " + pkg.packageName 10161 + " (protectionLevel=" + bp.protectionLevel 10162 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10163 + ")"); 10164 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 10165 // Don't print warning for app op permissions, since it is fine for them 10166 // not to be granted, there is a UI for the user to decide. 10167 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 10168 Slog.w(TAG, "Not granting permission " + perm 10169 + " to package " + pkg.packageName 10170 + " (protectionLevel=" + bp.protectionLevel 10171 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10172 + ")"); 10173 } 10174 } 10175 } 10176 } 10177 10178 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 10179 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 10180 // This is the first that we have heard about this package, so the 10181 // permissions we have now selected are fixed until explicitly 10182 // changed. 10183 ps.installPermissionsFixed = true; 10184 } 10185 10186 // Persist the runtime permissions state for users with changes. If permissions 10187 // were revoked because no app in the shared user declares them we have to 10188 // write synchronously to avoid losing runtime permissions state. 10189 for (int userId : changedRuntimePermissionUserIds) { 10190 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 10191 } 10192 10193 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10194 } 10195 10196 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 10197 boolean allowed = false; 10198 final int NP = PackageParser.NEW_PERMISSIONS.length; 10199 for (int ip=0; ip<NP; ip++) { 10200 final PackageParser.NewPermissionInfo npi 10201 = PackageParser.NEW_PERMISSIONS[ip]; 10202 if (npi.name.equals(perm) 10203 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 10204 allowed = true; 10205 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 10206 + pkg.packageName); 10207 break; 10208 } 10209 } 10210 return allowed; 10211 } 10212 10213 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 10214 BasePermission bp, PermissionsState origPermissions) { 10215 boolean allowed; 10216 allowed = (compareSignatures( 10217 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 10218 == PackageManager.SIGNATURE_MATCH) 10219 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 10220 == PackageManager.SIGNATURE_MATCH); 10221 if (!allowed && (bp.protectionLevel 10222 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 10223 if (isSystemApp(pkg)) { 10224 // For updated system applications, a system permission 10225 // is granted only if it had been defined by the original application. 10226 if (pkg.isUpdatedSystemApp()) { 10227 final PackageSetting sysPs = mSettings 10228 .getDisabledSystemPkgLPr(pkg.packageName); 10229 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 10230 // If the original was granted this permission, we take 10231 // that grant decision as read and propagate it to the 10232 // update. 10233 if (sysPs.isPrivileged()) { 10234 allowed = true; 10235 } 10236 } else { 10237 // The system apk may have been updated with an older 10238 // version of the one on the data partition, but which 10239 // granted a new system permission that it didn't have 10240 // before. In this case we do want to allow the app to 10241 // now get the new permission if the ancestral apk is 10242 // privileged to get it. 10243 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 10244 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 10245 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 10246 allowed = true; 10247 break; 10248 } 10249 } 10250 } 10251 // Also if a privileged parent package on the system image or any of 10252 // its children requested a privileged permission, the updated child 10253 // packages can also get the permission. 10254 if (pkg.parentPackage != null) { 10255 final PackageSetting disabledSysParentPs = mSettings 10256 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 10257 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 10258 && disabledSysParentPs.isPrivileged()) { 10259 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 10260 allowed = true; 10261 } else if (disabledSysParentPs.pkg.childPackages != null) { 10262 final int count = disabledSysParentPs.pkg.childPackages.size(); 10263 for (int i = 0; i < count; i++) { 10264 PackageParser.Package disabledSysChildPkg = 10265 disabledSysParentPs.pkg.childPackages.get(i); 10266 if (isPackageRequestingPermission(disabledSysChildPkg, 10267 perm)) { 10268 allowed = true; 10269 break; 10270 } 10271 } 10272 } 10273 } 10274 } 10275 } 10276 } else { 10277 allowed = isPrivilegedApp(pkg); 10278 } 10279 } 10280 } 10281 if (!allowed) { 10282 if (!allowed && (bp.protectionLevel 10283 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 10284 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 10285 // If this was a previously normal/dangerous permission that got moved 10286 // to a system permission as part of the runtime permission redesign, then 10287 // we still want to blindly grant it to old apps. 10288 allowed = true; 10289 } 10290 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 10291 && pkg.packageName.equals(mRequiredInstallerPackage)) { 10292 // If this permission is to be granted to the system installer and 10293 // this app is an installer, then it gets the permission. 10294 allowed = true; 10295 } 10296 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 10297 && pkg.packageName.equals(mRequiredVerifierPackage)) { 10298 // If this permission is to be granted to the system verifier and 10299 // this app is a verifier, then it gets the permission. 10300 allowed = true; 10301 } 10302 if (!allowed && (bp.protectionLevel 10303 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 10304 && isSystemApp(pkg)) { 10305 // Any pre-installed system app is allowed to get this permission. 10306 allowed = true; 10307 } 10308 if (!allowed && (bp.protectionLevel 10309 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 10310 // For development permissions, a development permission 10311 // is granted only if it was already granted. 10312 allowed = origPermissions.hasInstallPermission(perm); 10313 } 10314 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 10315 && pkg.packageName.equals(mSetupWizardPackage)) { 10316 // If this permission is to be granted to the system setup wizard and 10317 // this app is a setup wizard, then it gets the permission. 10318 allowed = true; 10319 } 10320 } 10321 return allowed; 10322 } 10323 10324 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 10325 final int permCount = pkg.requestedPermissions.size(); 10326 for (int j = 0; j < permCount; j++) { 10327 String requestedPermission = pkg.requestedPermissions.get(j); 10328 if (permission.equals(requestedPermission)) { 10329 return true; 10330 } 10331 } 10332 return false; 10333 } 10334 10335 final class ActivityIntentResolver 10336 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 10337 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10338 boolean defaultOnly, int userId) { 10339 if (!sUserManager.exists(userId)) return null; 10340 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10341 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10342 } 10343 10344 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10345 int userId) { 10346 if (!sUserManager.exists(userId)) return null; 10347 mFlags = flags; 10348 return super.queryIntent(intent, resolvedType, 10349 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10350 } 10351 10352 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10353 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 10354 if (!sUserManager.exists(userId)) return null; 10355 if (packageActivities == null) { 10356 return null; 10357 } 10358 mFlags = flags; 10359 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10360 final int N = packageActivities.size(); 10361 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 10362 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 10363 10364 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 10365 for (int i = 0; i < N; ++i) { 10366 intentFilters = packageActivities.get(i).intents; 10367 if (intentFilters != null && intentFilters.size() > 0) { 10368 PackageParser.ActivityIntentInfo[] array = 10369 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 10370 intentFilters.toArray(array); 10371 listCut.add(array); 10372 } 10373 } 10374 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10375 } 10376 10377 /** 10378 * Finds a privileged activity that matches the specified activity names. 10379 */ 10380 private PackageParser.Activity findMatchingActivity( 10381 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 10382 for (PackageParser.Activity sysActivity : activityList) { 10383 if (sysActivity.info.name.equals(activityInfo.name)) { 10384 return sysActivity; 10385 } 10386 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 10387 return sysActivity; 10388 } 10389 if (sysActivity.info.targetActivity != null) { 10390 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 10391 return sysActivity; 10392 } 10393 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 10394 return sysActivity; 10395 } 10396 } 10397 } 10398 return null; 10399 } 10400 10401 public class IterGenerator<E> { 10402 public Iterator<E> generate(ActivityIntentInfo info) { 10403 return null; 10404 } 10405 } 10406 10407 public class ActionIterGenerator extends IterGenerator<String> { 10408 @Override 10409 public Iterator<String> generate(ActivityIntentInfo info) { 10410 return info.actionsIterator(); 10411 } 10412 } 10413 10414 public class CategoriesIterGenerator extends IterGenerator<String> { 10415 @Override 10416 public Iterator<String> generate(ActivityIntentInfo info) { 10417 return info.categoriesIterator(); 10418 } 10419 } 10420 10421 public class SchemesIterGenerator extends IterGenerator<String> { 10422 @Override 10423 public Iterator<String> generate(ActivityIntentInfo info) { 10424 return info.schemesIterator(); 10425 } 10426 } 10427 10428 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 10429 @Override 10430 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 10431 return info.authoritiesIterator(); 10432 } 10433 } 10434 10435 /** 10436 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 10437 * MODIFIED. Do not pass in a list that should not be changed. 10438 */ 10439 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 10440 IterGenerator<T> generator, Iterator<T> searchIterator) { 10441 // loop through the set of actions; every one must be found in the intent filter 10442 while (searchIterator.hasNext()) { 10443 // we must have at least one filter in the list to consider a match 10444 if (intentList.size() == 0) { 10445 break; 10446 } 10447 10448 final T searchAction = searchIterator.next(); 10449 10450 // loop through the set of intent filters 10451 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 10452 while (intentIter.hasNext()) { 10453 final ActivityIntentInfo intentInfo = intentIter.next(); 10454 boolean selectionFound = false; 10455 10456 // loop through the intent filter's selection criteria; at least one 10457 // of them must match the searched criteria 10458 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 10459 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 10460 final T intentSelection = intentSelectionIter.next(); 10461 if (intentSelection != null && intentSelection.equals(searchAction)) { 10462 selectionFound = true; 10463 break; 10464 } 10465 } 10466 10467 // the selection criteria wasn't found in this filter's set; this filter 10468 // is not a potential match 10469 if (!selectionFound) { 10470 intentIter.remove(); 10471 } 10472 } 10473 } 10474 } 10475 10476 private boolean isProtectedAction(ActivityIntentInfo filter) { 10477 final Iterator<String> actionsIter = filter.actionsIterator(); 10478 while (actionsIter != null && actionsIter.hasNext()) { 10479 final String filterAction = actionsIter.next(); 10480 if (PROTECTED_ACTIONS.contains(filterAction)) { 10481 return true; 10482 } 10483 } 10484 return false; 10485 } 10486 10487 /** 10488 * Adjusts the priority of the given intent filter according to policy. 10489 * <p> 10490 * <ul> 10491 * <li>The priority for non privileged applications is capped to '0'</li> 10492 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 10493 * <li>The priority for unbundled updates to privileged applications is capped to the 10494 * priority defined on the system partition</li> 10495 * </ul> 10496 * <p> 10497 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 10498 * allowed to obtain any priority on any action. 10499 */ 10500 private void adjustPriority( 10501 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 10502 // nothing to do; priority is fine as-is 10503 if (intent.getPriority() <= 0) { 10504 return; 10505 } 10506 10507 final ActivityInfo activityInfo = intent.activity.info; 10508 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 10509 10510 final boolean privilegedApp = 10511 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 10512 if (!privilegedApp) { 10513 // non-privileged applications can never define a priority >0 10514 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 10515 + " package: " + applicationInfo.packageName 10516 + " activity: " + intent.activity.className 10517 + " origPrio: " + intent.getPriority()); 10518 intent.setPriority(0); 10519 return; 10520 } 10521 10522 if (systemActivities == null) { 10523 // the system package is not disabled; we're parsing the system partition 10524 if (isProtectedAction(intent)) { 10525 if (mDeferProtectedFilters) { 10526 // We can't deal with these just yet. No component should ever obtain a 10527 // >0 priority for a protected actions, with ONE exception -- the setup 10528 // wizard. The setup wizard, however, cannot be known until we're able to 10529 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 10530 // until all intent filters have been processed. Chicken, meet egg. 10531 // Let the filter temporarily have a high priority and rectify the 10532 // priorities after all system packages have been scanned. 10533 mProtectedFilters.add(intent); 10534 if (DEBUG_FILTERS) { 10535 Slog.i(TAG, "Protected action; save for later;" 10536 + " package: " + applicationInfo.packageName 10537 + " activity: " + intent.activity.className 10538 + " origPrio: " + intent.getPriority()); 10539 } 10540 return; 10541 } else { 10542 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 10543 Slog.i(TAG, "No setup wizard;" 10544 + " All protected intents capped to priority 0"); 10545 } 10546 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 10547 if (DEBUG_FILTERS) { 10548 Slog.i(TAG, "Found setup wizard;" 10549 + " allow priority " + intent.getPriority() + ";" 10550 + " package: " + intent.activity.info.packageName 10551 + " activity: " + intent.activity.className 10552 + " priority: " + intent.getPriority()); 10553 } 10554 // setup wizard gets whatever it wants 10555 return; 10556 } 10557 Slog.w(TAG, "Protected action; cap priority to 0;" 10558 + " package: " + intent.activity.info.packageName 10559 + " activity: " + intent.activity.className 10560 + " origPrio: " + intent.getPriority()); 10561 intent.setPriority(0); 10562 return; 10563 } 10564 } 10565 // privileged apps on the system image get whatever priority they request 10566 return; 10567 } 10568 10569 // privileged app unbundled update ... try to find the same activity 10570 final PackageParser.Activity foundActivity = 10571 findMatchingActivity(systemActivities, activityInfo); 10572 if (foundActivity == null) { 10573 // this is a new activity; it cannot obtain >0 priority 10574 if (DEBUG_FILTERS) { 10575 Slog.i(TAG, "New activity; cap priority to 0;" 10576 + " package: " + applicationInfo.packageName 10577 + " activity: " + intent.activity.className 10578 + " origPrio: " + intent.getPriority()); 10579 } 10580 intent.setPriority(0); 10581 return; 10582 } 10583 10584 // found activity, now check for filter equivalence 10585 10586 // a shallow copy is enough; we modify the list, not its contents 10587 final List<ActivityIntentInfo> intentListCopy = 10588 new ArrayList<>(foundActivity.intents); 10589 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 10590 10591 // find matching action subsets 10592 final Iterator<String> actionsIterator = intent.actionsIterator(); 10593 if (actionsIterator != null) { 10594 getIntentListSubset( 10595 intentListCopy, new ActionIterGenerator(), actionsIterator); 10596 if (intentListCopy.size() == 0) { 10597 // no more intents to match; we're not equivalent 10598 if (DEBUG_FILTERS) { 10599 Slog.i(TAG, "Mismatched action; cap priority to 0;" 10600 + " package: " + applicationInfo.packageName 10601 + " activity: " + intent.activity.className 10602 + " origPrio: " + intent.getPriority()); 10603 } 10604 intent.setPriority(0); 10605 return; 10606 } 10607 } 10608 10609 // find matching category subsets 10610 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 10611 if (categoriesIterator != null) { 10612 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 10613 categoriesIterator); 10614 if (intentListCopy.size() == 0) { 10615 // no more intents to match; we're not equivalent 10616 if (DEBUG_FILTERS) { 10617 Slog.i(TAG, "Mismatched category; cap priority to 0;" 10618 + " package: " + applicationInfo.packageName 10619 + " activity: " + intent.activity.className 10620 + " origPrio: " + intent.getPriority()); 10621 } 10622 intent.setPriority(0); 10623 return; 10624 } 10625 } 10626 10627 // find matching schemes subsets 10628 final Iterator<String> schemesIterator = intent.schemesIterator(); 10629 if (schemesIterator != null) { 10630 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 10631 schemesIterator); 10632 if (intentListCopy.size() == 0) { 10633 // no more intents to match; we're not equivalent 10634 if (DEBUG_FILTERS) { 10635 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 10636 + " package: " + applicationInfo.packageName 10637 + " activity: " + intent.activity.className 10638 + " origPrio: " + intent.getPriority()); 10639 } 10640 intent.setPriority(0); 10641 return; 10642 } 10643 } 10644 10645 // find matching authorities subsets 10646 final Iterator<IntentFilter.AuthorityEntry> 10647 authoritiesIterator = intent.authoritiesIterator(); 10648 if (authoritiesIterator != null) { 10649 getIntentListSubset(intentListCopy, 10650 new AuthoritiesIterGenerator(), 10651 authoritiesIterator); 10652 if (intentListCopy.size() == 0) { 10653 // no more intents to match; we're not equivalent 10654 if (DEBUG_FILTERS) { 10655 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 10656 + " package: " + applicationInfo.packageName 10657 + " activity: " + intent.activity.className 10658 + " origPrio: " + intent.getPriority()); 10659 } 10660 intent.setPriority(0); 10661 return; 10662 } 10663 } 10664 10665 // we found matching filter(s); app gets the max priority of all intents 10666 int cappedPriority = 0; 10667 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 10668 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 10669 } 10670 if (intent.getPriority() > cappedPriority) { 10671 if (DEBUG_FILTERS) { 10672 Slog.i(TAG, "Found matching filter(s);" 10673 + " cap priority to " + cappedPriority + ";" 10674 + " package: " + applicationInfo.packageName 10675 + " activity: " + intent.activity.className 10676 + " origPrio: " + intent.getPriority()); 10677 } 10678 intent.setPriority(cappedPriority); 10679 return; 10680 } 10681 // all this for nothing; the requested priority was <= what was on the system 10682 } 10683 10684 public final void addActivity(PackageParser.Activity a, String type) { 10685 mActivities.put(a.getComponentName(), a); 10686 if (DEBUG_SHOW_INFO) 10687 Log.v( 10688 TAG, " " + type + " " + 10689 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 10690 if (DEBUG_SHOW_INFO) 10691 Log.v(TAG, " Class=" + a.info.name); 10692 final int NI = a.intents.size(); 10693 for (int j=0; j<NI; j++) { 10694 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10695 if ("activity".equals(type)) { 10696 final PackageSetting ps = 10697 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 10698 final List<PackageParser.Activity> systemActivities = 10699 ps != null && ps.pkg != null ? ps.pkg.activities : null; 10700 adjustPriority(systemActivities, intent); 10701 } 10702 if (DEBUG_SHOW_INFO) { 10703 Log.v(TAG, " IntentFilter:"); 10704 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10705 } 10706 if (!intent.debugCheck()) { 10707 Log.w(TAG, "==> For Activity " + a.info.name); 10708 } 10709 addFilter(intent); 10710 } 10711 } 10712 10713 public final void removeActivity(PackageParser.Activity a, String type) { 10714 mActivities.remove(a.getComponentName()); 10715 if (DEBUG_SHOW_INFO) { 10716 Log.v(TAG, " " + type + " " 10717 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 10718 : a.info.name) + ":"); 10719 Log.v(TAG, " Class=" + a.info.name); 10720 } 10721 final int NI = a.intents.size(); 10722 for (int j=0; j<NI; j++) { 10723 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10724 if (DEBUG_SHOW_INFO) { 10725 Log.v(TAG, " IntentFilter:"); 10726 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10727 } 10728 removeFilter(intent); 10729 } 10730 } 10731 10732 @Override 10733 protected boolean allowFilterResult( 10734 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 10735 ActivityInfo filterAi = filter.activity.info; 10736 for (int i=dest.size()-1; i>=0; i--) { 10737 ActivityInfo destAi = dest.get(i).activityInfo; 10738 if (destAi.name == filterAi.name 10739 && destAi.packageName == filterAi.packageName) { 10740 return false; 10741 } 10742 } 10743 return true; 10744 } 10745 10746 @Override 10747 protected ActivityIntentInfo[] newArray(int size) { 10748 return new ActivityIntentInfo[size]; 10749 } 10750 10751 @Override 10752 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 10753 if (!sUserManager.exists(userId)) return true; 10754 PackageParser.Package p = filter.activity.owner; 10755 if (p != null) { 10756 PackageSetting ps = (PackageSetting)p.mExtras; 10757 if (ps != null) { 10758 // System apps are never considered stopped for purposes of 10759 // filtering, because there may be no way for the user to 10760 // actually re-launch them. 10761 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 10762 && ps.getStopped(userId); 10763 } 10764 } 10765 return false; 10766 } 10767 10768 @Override 10769 protected boolean isPackageForFilter(String packageName, 10770 PackageParser.ActivityIntentInfo info) { 10771 return packageName.equals(info.activity.owner.packageName); 10772 } 10773 10774 @Override 10775 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 10776 int match, int userId) { 10777 if (!sUserManager.exists(userId)) return null; 10778 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 10779 return null; 10780 } 10781 final PackageParser.Activity activity = info.activity; 10782 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 10783 if (ps == null) { 10784 return null; 10785 } 10786 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 10787 ps.readUserState(userId), userId); 10788 if (ai == null) { 10789 return null; 10790 } 10791 final ResolveInfo res = new ResolveInfo(); 10792 res.activityInfo = ai; 10793 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 10794 res.filter = info; 10795 } 10796 if (info != null) { 10797 res.handleAllWebDataURI = info.handleAllWebDataURI(); 10798 } 10799 res.priority = info.getPriority(); 10800 res.preferredOrder = activity.owner.mPreferredOrder; 10801 //System.out.println("Result: " + res.activityInfo.className + 10802 // " = " + res.priority); 10803 res.match = match; 10804 res.isDefault = info.hasDefault; 10805 res.labelRes = info.labelRes; 10806 res.nonLocalizedLabel = info.nonLocalizedLabel; 10807 if (userNeedsBadging(userId)) { 10808 res.noResourceId = true; 10809 } else { 10810 res.icon = info.icon; 10811 } 10812 res.iconResourceId = info.icon; 10813 res.system = res.activityInfo.applicationInfo.isSystemApp(); 10814 return res; 10815 } 10816 10817 @Override 10818 protected void sortResults(List<ResolveInfo> results) { 10819 Collections.sort(results, mResolvePrioritySorter); 10820 } 10821 10822 @Override 10823 protected void dumpFilter(PrintWriter out, String prefix, 10824 PackageParser.ActivityIntentInfo filter) { 10825 out.print(prefix); out.print( 10826 Integer.toHexString(System.identityHashCode(filter.activity))); 10827 out.print(' '); 10828 filter.activity.printComponentShortName(out); 10829 out.print(" filter "); 10830 out.println(Integer.toHexString(System.identityHashCode(filter))); 10831 } 10832 10833 @Override 10834 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 10835 return filter.activity; 10836 } 10837 10838 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10839 PackageParser.Activity activity = (PackageParser.Activity)label; 10840 out.print(prefix); out.print( 10841 Integer.toHexString(System.identityHashCode(activity))); 10842 out.print(' '); 10843 activity.printComponentShortName(out); 10844 if (count > 1) { 10845 out.print(" ("); out.print(count); out.print(" filters)"); 10846 } 10847 out.println(); 10848 } 10849 10850 // Keys are String (activity class name), values are Activity. 10851 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 10852 = new ArrayMap<ComponentName, PackageParser.Activity>(); 10853 private int mFlags; 10854 } 10855 10856 private final class ServiceIntentResolver 10857 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 10858 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10859 boolean defaultOnly, int userId) { 10860 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10861 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10862 } 10863 10864 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10865 int userId) { 10866 if (!sUserManager.exists(userId)) return null; 10867 mFlags = flags; 10868 return super.queryIntent(intent, resolvedType, 10869 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10870 } 10871 10872 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10873 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 10874 if (!sUserManager.exists(userId)) return null; 10875 if (packageServices == null) { 10876 return null; 10877 } 10878 mFlags = flags; 10879 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10880 final int N = packageServices.size(); 10881 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 10882 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 10883 10884 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 10885 for (int i = 0; i < N; ++i) { 10886 intentFilters = packageServices.get(i).intents; 10887 if (intentFilters != null && intentFilters.size() > 0) { 10888 PackageParser.ServiceIntentInfo[] array = 10889 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 10890 intentFilters.toArray(array); 10891 listCut.add(array); 10892 } 10893 } 10894 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10895 } 10896 10897 public final void addService(PackageParser.Service s) { 10898 mServices.put(s.getComponentName(), s); 10899 if (DEBUG_SHOW_INFO) { 10900 Log.v(TAG, " " 10901 + (s.info.nonLocalizedLabel != null 10902 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 10903 Log.v(TAG, " Class=" + s.info.name); 10904 } 10905 final int NI = s.intents.size(); 10906 int j; 10907 for (j=0; j<NI; j++) { 10908 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 10909 if (DEBUG_SHOW_INFO) { 10910 Log.v(TAG, " IntentFilter:"); 10911 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10912 } 10913 if (!intent.debugCheck()) { 10914 Log.w(TAG, "==> For Service " + s.info.name); 10915 } 10916 addFilter(intent); 10917 } 10918 } 10919 10920 public final void removeService(PackageParser.Service s) { 10921 mServices.remove(s.getComponentName()); 10922 if (DEBUG_SHOW_INFO) { 10923 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 10924 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 10925 Log.v(TAG, " Class=" + s.info.name); 10926 } 10927 final int NI = s.intents.size(); 10928 int j; 10929 for (j=0; j<NI; j++) { 10930 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 10931 if (DEBUG_SHOW_INFO) { 10932 Log.v(TAG, " IntentFilter:"); 10933 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10934 } 10935 removeFilter(intent); 10936 } 10937 } 10938 10939 @Override 10940 protected boolean allowFilterResult( 10941 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 10942 ServiceInfo filterSi = filter.service.info; 10943 for (int i=dest.size()-1; i>=0; i--) { 10944 ServiceInfo destAi = dest.get(i).serviceInfo; 10945 if (destAi.name == filterSi.name 10946 && destAi.packageName == filterSi.packageName) { 10947 return false; 10948 } 10949 } 10950 return true; 10951 } 10952 10953 @Override 10954 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 10955 return new PackageParser.ServiceIntentInfo[size]; 10956 } 10957 10958 @Override 10959 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 10960 if (!sUserManager.exists(userId)) return true; 10961 PackageParser.Package p = filter.service.owner; 10962 if (p != null) { 10963 PackageSetting ps = (PackageSetting)p.mExtras; 10964 if (ps != null) { 10965 // System apps are never considered stopped for purposes of 10966 // filtering, because there may be no way for the user to 10967 // actually re-launch them. 10968 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 10969 && ps.getStopped(userId); 10970 } 10971 } 10972 return false; 10973 } 10974 10975 @Override 10976 protected boolean isPackageForFilter(String packageName, 10977 PackageParser.ServiceIntentInfo info) { 10978 return packageName.equals(info.service.owner.packageName); 10979 } 10980 10981 @Override 10982 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 10983 int match, int userId) { 10984 if (!sUserManager.exists(userId)) return null; 10985 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 10986 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 10987 return null; 10988 } 10989 final PackageParser.Service service = info.service; 10990 PackageSetting ps = (PackageSetting) service.owner.mExtras; 10991 if (ps == null) { 10992 return null; 10993 } 10994 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 10995 ps.readUserState(userId), userId); 10996 if (si == null) { 10997 return null; 10998 } 10999 final ResolveInfo res = new ResolveInfo(); 11000 res.serviceInfo = si; 11001 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 11002 res.filter = filter; 11003 } 11004 res.priority = info.getPriority(); 11005 res.preferredOrder = service.owner.mPreferredOrder; 11006 res.match = match; 11007 res.isDefault = info.hasDefault; 11008 res.labelRes = info.labelRes; 11009 res.nonLocalizedLabel = info.nonLocalizedLabel; 11010 res.icon = info.icon; 11011 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 11012 return res; 11013 } 11014 11015 @Override 11016 protected void sortResults(List<ResolveInfo> results) { 11017 Collections.sort(results, mResolvePrioritySorter); 11018 } 11019 11020 @Override 11021 protected void dumpFilter(PrintWriter out, String prefix, 11022 PackageParser.ServiceIntentInfo filter) { 11023 out.print(prefix); out.print( 11024 Integer.toHexString(System.identityHashCode(filter.service))); 11025 out.print(' '); 11026 filter.service.printComponentShortName(out); 11027 out.print(" filter "); 11028 out.println(Integer.toHexString(System.identityHashCode(filter))); 11029 } 11030 11031 @Override 11032 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 11033 return filter.service; 11034 } 11035 11036 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11037 PackageParser.Service service = (PackageParser.Service)label; 11038 out.print(prefix); out.print( 11039 Integer.toHexString(System.identityHashCode(service))); 11040 out.print(' '); 11041 service.printComponentShortName(out); 11042 if (count > 1) { 11043 out.print(" ("); out.print(count); out.print(" filters)"); 11044 } 11045 out.println(); 11046 } 11047 11048// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 11049// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 11050// final List<ResolveInfo> retList = Lists.newArrayList(); 11051// while (i.hasNext()) { 11052// final ResolveInfo resolveInfo = (ResolveInfo) i; 11053// if (isEnabledLP(resolveInfo.serviceInfo)) { 11054// retList.add(resolveInfo); 11055// } 11056// } 11057// return retList; 11058// } 11059 11060 // Keys are String (activity class name), values are Activity. 11061 private final ArrayMap<ComponentName, PackageParser.Service> mServices 11062 = new ArrayMap<ComponentName, PackageParser.Service>(); 11063 private int mFlags; 11064 }; 11065 11066 private final class ProviderIntentResolver 11067 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 11068 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11069 boolean defaultOnly, int userId) { 11070 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 11071 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11072 } 11073 11074 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11075 int userId) { 11076 if (!sUserManager.exists(userId)) 11077 return null; 11078 mFlags = flags; 11079 return super.queryIntent(intent, resolvedType, 11080 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 11081 } 11082 11083 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11084 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 11085 if (!sUserManager.exists(userId)) 11086 return null; 11087 if (packageProviders == null) { 11088 return null; 11089 } 11090 mFlags = flags; 11091 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11092 final int N = packageProviders.size(); 11093 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 11094 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 11095 11096 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 11097 for (int i = 0; i < N; ++i) { 11098 intentFilters = packageProviders.get(i).intents; 11099 if (intentFilters != null && intentFilters.size() > 0) { 11100 PackageParser.ProviderIntentInfo[] array = 11101 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 11102 intentFilters.toArray(array); 11103 listCut.add(array); 11104 } 11105 } 11106 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11107 } 11108 11109 public final void addProvider(PackageParser.Provider p) { 11110 if (mProviders.containsKey(p.getComponentName())) { 11111 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 11112 return; 11113 } 11114 11115 mProviders.put(p.getComponentName(), p); 11116 if (DEBUG_SHOW_INFO) { 11117 Log.v(TAG, " " 11118 + (p.info.nonLocalizedLabel != null 11119 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11120 Log.v(TAG, " Class=" + p.info.name); 11121 } 11122 final int NI = p.intents.size(); 11123 int j; 11124 for (j = 0; j < NI; j++) { 11125 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11126 if (DEBUG_SHOW_INFO) { 11127 Log.v(TAG, " IntentFilter:"); 11128 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11129 } 11130 if (!intent.debugCheck()) { 11131 Log.w(TAG, "==> For Provider " + p.info.name); 11132 } 11133 addFilter(intent); 11134 } 11135 } 11136 11137 public final void removeProvider(PackageParser.Provider p) { 11138 mProviders.remove(p.getComponentName()); 11139 if (DEBUG_SHOW_INFO) { 11140 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 11141 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11142 Log.v(TAG, " Class=" + p.info.name); 11143 } 11144 final int NI = p.intents.size(); 11145 int j; 11146 for (j = 0; j < NI; j++) { 11147 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11148 if (DEBUG_SHOW_INFO) { 11149 Log.v(TAG, " IntentFilter:"); 11150 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11151 } 11152 removeFilter(intent); 11153 } 11154 } 11155 11156 @Override 11157 protected boolean allowFilterResult( 11158 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 11159 ProviderInfo filterPi = filter.provider.info; 11160 for (int i = dest.size() - 1; i >= 0; i--) { 11161 ProviderInfo destPi = dest.get(i).providerInfo; 11162 if (destPi.name == filterPi.name 11163 && destPi.packageName == filterPi.packageName) { 11164 return false; 11165 } 11166 } 11167 return true; 11168 } 11169 11170 @Override 11171 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 11172 return new PackageParser.ProviderIntentInfo[size]; 11173 } 11174 11175 @Override 11176 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 11177 if (!sUserManager.exists(userId)) 11178 return true; 11179 PackageParser.Package p = filter.provider.owner; 11180 if (p != null) { 11181 PackageSetting ps = (PackageSetting) p.mExtras; 11182 if (ps != null) { 11183 // System apps are never considered stopped for purposes of 11184 // filtering, because there may be no way for the user to 11185 // actually re-launch them. 11186 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 11187 && ps.getStopped(userId); 11188 } 11189 } 11190 return false; 11191 } 11192 11193 @Override 11194 protected boolean isPackageForFilter(String packageName, 11195 PackageParser.ProviderIntentInfo info) { 11196 return packageName.equals(info.provider.owner.packageName); 11197 } 11198 11199 @Override 11200 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 11201 int match, int userId) { 11202 if (!sUserManager.exists(userId)) 11203 return null; 11204 final PackageParser.ProviderIntentInfo info = filter; 11205 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 11206 return null; 11207 } 11208 final PackageParser.Provider provider = info.provider; 11209 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 11210 if (ps == null) { 11211 return null; 11212 } 11213 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 11214 ps.readUserState(userId), userId); 11215 if (pi == null) { 11216 return null; 11217 } 11218 final ResolveInfo res = new ResolveInfo(); 11219 res.providerInfo = pi; 11220 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 11221 res.filter = filter; 11222 } 11223 res.priority = info.getPriority(); 11224 res.preferredOrder = provider.owner.mPreferredOrder; 11225 res.match = match; 11226 res.isDefault = info.hasDefault; 11227 res.labelRes = info.labelRes; 11228 res.nonLocalizedLabel = info.nonLocalizedLabel; 11229 res.icon = info.icon; 11230 res.system = res.providerInfo.applicationInfo.isSystemApp(); 11231 return res; 11232 } 11233 11234 @Override 11235 protected void sortResults(List<ResolveInfo> results) { 11236 Collections.sort(results, mResolvePrioritySorter); 11237 } 11238 11239 @Override 11240 protected void dumpFilter(PrintWriter out, String prefix, 11241 PackageParser.ProviderIntentInfo filter) { 11242 out.print(prefix); 11243 out.print( 11244 Integer.toHexString(System.identityHashCode(filter.provider))); 11245 out.print(' '); 11246 filter.provider.printComponentShortName(out); 11247 out.print(" filter "); 11248 out.println(Integer.toHexString(System.identityHashCode(filter))); 11249 } 11250 11251 @Override 11252 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 11253 return filter.provider; 11254 } 11255 11256 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11257 PackageParser.Provider provider = (PackageParser.Provider)label; 11258 out.print(prefix); out.print( 11259 Integer.toHexString(System.identityHashCode(provider))); 11260 out.print(' '); 11261 provider.printComponentShortName(out); 11262 if (count > 1) { 11263 out.print(" ("); out.print(count); out.print(" filters)"); 11264 } 11265 out.println(); 11266 } 11267 11268 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 11269 = new ArrayMap<ComponentName, PackageParser.Provider>(); 11270 private int mFlags; 11271 } 11272 11273 private static final class EphemeralIntentResolver 11274 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 11275 /** 11276 * The result that has the highest defined order. Ordering applies on a 11277 * per-package basis. Mapping is from package name to Pair of order and 11278 * EphemeralResolveInfo. 11279 * <p> 11280 * NOTE: This is implemented as a field variable for convenience and efficiency. 11281 * By having a field variable, we're able to track filter ordering as soon as 11282 * a non-zero order is defined. Otherwise, multiple loops across the result set 11283 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 11284 * this needs to be contained entirely within {@link #filterResults()}. 11285 */ 11286 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 11287 11288 @Override 11289 protected EphemeralResolveIntentInfo[] newArray(int size) { 11290 return new EphemeralResolveIntentInfo[size]; 11291 } 11292 11293 @Override 11294 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 11295 return true; 11296 } 11297 11298 @Override 11299 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 11300 int userId) { 11301 if (!sUserManager.exists(userId)) { 11302 return null; 11303 } 11304 final String packageName = info.getEphemeralResolveInfo().getPackageName(); 11305 final Integer order = info.getOrder(); 11306 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 11307 mOrderResult.get(packageName); 11308 // ordering is enabled and this item's order isn't high enough 11309 if (lastOrderResult != null && lastOrderResult.first >= order) { 11310 return null; 11311 } 11312 final EphemeralResolveInfo res = info.getEphemeralResolveInfo(); 11313 if (order > 0) { 11314 // non-zero order, enable ordering 11315 mOrderResult.put(packageName, new Pair<>(order, res)); 11316 } 11317 return res; 11318 } 11319 11320 @Override 11321 protected void filterResults(List<EphemeralResolveInfo> results) { 11322 // only do work if ordering is enabled [most of the time it won't be] 11323 if (mOrderResult.size() == 0) { 11324 return; 11325 } 11326 int resultSize = results.size(); 11327 for (int i = 0; i < resultSize; i++) { 11328 final EphemeralResolveInfo info = results.get(i); 11329 final String packageName = info.getPackageName(); 11330 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 11331 if (savedInfo == null) { 11332 // package doesn't having ordering 11333 continue; 11334 } 11335 if (savedInfo.second == info) { 11336 // circled back to the highest ordered item; remove from order list 11337 mOrderResult.remove(savedInfo); 11338 if (mOrderResult.size() == 0) { 11339 // no more ordered items 11340 break; 11341 } 11342 continue; 11343 } 11344 // item has a worse order, remove it from the result list 11345 results.remove(i); 11346 resultSize--; 11347 i--; 11348 } 11349 } 11350 } 11351 11352 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 11353 new Comparator<ResolveInfo>() { 11354 public int compare(ResolveInfo r1, ResolveInfo r2) { 11355 int v1 = r1.priority; 11356 int v2 = r2.priority; 11357 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 11358 if (v1 != v2) { 11359 return (v1 > v2) ? -1 : 1; 11360 } 11361 v1 = r1.preferredOrder; 11362 v2 = r2.preferredOrder; 11363 if (v1 != v2) { 11364 return (v1 > v2) ? -1 : 1; 11365 } 11366 if (r1.isDefault != r2.isDefault) { 11367 return r1.isDefault ? -1 : 1; 11368 } 11369 v1 = r1.match; 11370 v2 = r2.match; 11371 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 11372 if (v1 != v2) { 11373 return (v1 > v2) ? -1 : 1; 11374 } 11375 if (r1.system != r2.system) { 11376 return r1.system ? -1 : 1; 11377 } 11378 if (r1.activityInfo != null) { 11379 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 11380 } 11381 if (r1.serviceInfo != null) { 11382 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 11383 } 11384 if (r1.providerInfo != null) { 11385 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 11386 } 11387 return 0; 11388 } 11389 }; 11390 11391 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 11392 new Comparator<ProviderInfo>() { 11393 public int compare(ProviderInfo p1, ProviderInfo p2) { 11394 final int v1 = p1.initOrder; 11395 final int v2 = p2.initOrder; 11396 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 11397 } 11398 }; 11399 11400 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 11401 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 11402 final int[] userIds) { 11403 mHandler.post(new Runnable() { 11404 @Override 11405 public void run() { 11406 try { 11407 final IActivityManager am = ActivityManagerNative.getDefault(); 11408 if (am == null) return; 11409 final int[] resolvedUserIds; 11410 if (userIds == null) { 11411 resolvedUserIds = am.getRunningUserIds(); 11412 } else { 11413 resolvedUserIds = userIds; 11414 } 11415 for (int id : resolvedUserIds) { 11416 final Intent intent = new Intent(action, 11417 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 11418 if (extras != null) { 11419 intent.putExtras(extras); 11420 } 11421 if (targetPkg != null) { 11422 intent.setPackage(targetPkg); 11423 } 11424 // Modify the UID when posting to other users 11425 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 11426 if (uid > 0 && UserHandle.getUserId(uid) != id) { 11427 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 11428 intent.putExtra(Intent.EXTRA_UID, uid); 11429 } 11430 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 11431 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 11432 if (DEBUG_BROADCASTS) { 11433 RuntimeException here = new RuntimeException("here"); 11434 here.fillInStackTrace(); 11435 Slog.d(TAG, "Sending to user " + id + ": " 11436 + intent.toShortString(false, true, false, false) 11437 + " " + intent.getExtras(), here); 11438 } 11439 am.broadcastIntent(null, intent, null, finishedReceiver, 11440 0, null, null, null, android.app.AppOpsManager.OP_NONE, 11441 null, finishedReceiver != null, false, id); 11442 } 11443 } catch (RemoteException ex) { 11444 } 11445 } 11446 }); 11447 } 11448 11449 /** 11450 * Check if the external storage media is available. This is true if there 11451 * is a mounted external storage medium or if the external storage is 11452 * emulated. 11453 */ 11454 private boolean isExternalMediaAvailable() { 11455 return mMediaMounted || Environment.isExternalStorageEmulated(); 11456 } 11457 11458 @Override 11459 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 11460 // writer 11461 synchronized (mPackages) { 11462 if (!isExternalMediaAvailable()) { 11463 // If the external storage is no longer mounted at this point, 11464 // the caller may not have been able to delete all of this 11465 // packages files and can not delete any more. Bail. 11466 return null; 11467 } 11468 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 11469 if (lastPackage != null) { 11470 pkgs.remove(lastPackage); 11471 } 11472 if (pkgs.size() > 0) { 11473 return pkgs.get(0); 11474 } 11475 } 11476 return null; 11477 } 11478 11479 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 11480 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 11481 userId, andCode ? 1 : 0, packageName); 11482 if (mSystemReady) { 11483 msg.sendToTarget(); 11484 } else { 11485 if (mPostSystemReadyMessages == null) { 11486 mPostSystemReadyMessages = new ArrayList<>(); 11487 } 11488 mPostSystemReadyMessages.add(msg); 11489 } 11490 } 11491 11492 void startCleaningPackages() { 11493 // reader 11494 if (!isExternalMediaAvailable()) { 11495 return; 11496 } 11497 synchronized (mPackages) { 11498 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 11499 return; 11500 } 11501 } 11502 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 11503 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 11504 IActivityManager am = ActivityManagerNative.getDefault(); 11505 if (am != null) { 11506 try { 11507 am.startService(null, intent, null, mContext.getOpPackageName(), 11508 UserHandle.USER_SYSTEM); 11509 } catch (RemoteException e) { 11510 } 11511 } 11512 } 11513 11514 @Override 11515 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 11516 int installFlags, String installerPackageName, int userId) { 11517 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 11518 11519 final int callingUid = Binder.getCallingUid(); 11520 enforceCrossUserPermission(callingUid, userId, 11521 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 11522 11523 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11524 try { 11525 if (observer != null) { 11526 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 11527 } 11528 } catch (RemoteException re) { 11529 } 11530 return; 11531 } 11532 11533 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 11534 installFlags |= PackageManager.INSTALL_FROM_ADB; 11535 11536 } else { 11537 // Caller holds INSTALL_PACKAGES permission, so we're less strict 11538 // about installerPackageName. 11539 11540 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 11541 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 11542 } 11543 11544 UserHandle user; 11545 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 11546 user = UserHandle.ALL; 11547 } else { 11548 user = new UserHandle(userId); 11549 } 11550 11551 // Only system components can circumvent runtime permissions when installing. 11552 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 11553 && mContext.checkCallingOrSelfPermission(Manifest.permission 11554 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 11555 throw new SecurityException("You need the " 11556 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 11557 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 11558 } 11559 11560 final File originFile = new File(originPath); 11561 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 11562 11563 final Message msg = mHandler.obtainMessage(INIT_COPY); 11564 final VerificationInfo verificationInfo = new VerificationInfo( 11565 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 11566 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 11567 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 11568 null /*packageAbiOverride*/, null /*grantedPermissions*/, 11569 null /*certificates*/); 11570 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 11571 msg.obj = params; 11572 11573 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 11574 System.identityHashCode(msg.obj)); 11575 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11576 System.identityHashCode(msg.obj)); 11577 11578 mHandler.sendMessage(msg); 11579 } 11580 11581 void installStage(String packageName, File stagedDir, String stagedCid, 11582 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 11583 String installerPackageName, int installerUid, UserHandle user, 11584 Certificate[][] certificates) { 11585 if (DEBUG_EPHEMERAL) { 11586 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 11587 Slog.d(TAG, "Ephemeral install of " + packageName); 11588 } 11589 } 11590 final VerificationInfo verificationInfo = new VerificationInfo( 11591 sessionParams.originatingUri, sessionParams.referrerUri, 11592 sessionParams.originatingUid, installerUid); 11593 11594 final OriginInfo origin; 11595 if (stagedDir != null) { 11596 origin = OriginInfo.fromStagedFile(stagedDir); 11597 } else { 11598 origin = OriginInfo.fromStagedContainer(stagedCid); 11599 } 11600 11601 final Message msg = mHandler.obtainMessage(INIT_COPY); 11602 final InstallParams params = new InstallParams(origin, null, observer, 11603 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 11604 verificationInfo, user, sessionParams.abiOverride, 11605 sessionParams.grantedRuntimePermissions, certificates); 11606 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 11607 msg.obj = params; 11608 11609 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 11610 System.identityHashCode(msg.obj)); 11611 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11612 System.identityHashCode(msg.obj)); 11613 11614 mHandler.sendMessage(msg); 11615 } 11616 11617 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 11618 int userId) { 11619 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 11620 sendPackageAddedForUser(packageName, isSystem, pkgSetting.appId, userId); 11621 } 11622 11623 private void sendPackageAddedForUser(String packageName, boolean isSystem, 11624 int appId, int userId) { 11625 Bundle extras = new Bundle(1); 11626 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, appId)); 11627 11628 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 11629 packageName, extras, 0, null, null, new int[] {userId}); 11630 try { 11631 IActivityManager am = ActivityManagerNative.getDefault(); 11632 if (isSystem && am.isUserRunning(userId, 0)) { 11633 // The just-installed/enabled app is bundled on the system, so presumed 11634 // to be able to run automatically without needing an explicit launch. 11635 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 11636 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 11637 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 11638 .setPackage(packageName); 11639 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 11640 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 11641 } 11642 } catch (RemoteException e) { 11643 // shouldn't happen 11644 Slog.w(TAG, "Unable to bootstrap installed package", e); 11645 } 11646 } 11647 11648 @Override 11649 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 11650 int userId) { 11651 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11652 PackageSetting pkgSetting; 11653 final int uid = Binder.getCallingUid(); 11654 enforceCrossUserPermission(uid, userId, 11655 true /* requireFullPermission */, true /* checkShell */, 11656 "setApplicationHiddenSetting for user " + userId); 11657 11658 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 11659 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 11660 return false; 11661 } 11662 11663 long callingId = Binder.clearCallingIdentity(); 11664 try { 11665 boolean sendAdded = false; 11666 boolean sendRemoved = false; 11667 // writer 11668 synchronized (mPackages) { 11669 pkgSetting = mSettings.mPackages.get(packageName); 11670 if (pkgSetting == null) { 11671 return false; 11672 } 11673 // Do not allow "android" is being disabled 11674 if ("android".equals(packageName)) { 11675 Slog.w(TAG, "Cannot hide package: android"); 11676 return false; 11677 } 11678 // Only allow protected packages to hide themselves. 11679 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 11680 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 11681 Slog.w(TAG, "Not hiding protected package: " + packageName); 11682 return false; 11683 } 11684 11685 if (pkgSetting.getHidden(userId) != hidden) { 11686 pkgSetting.setHidden(hidden, userId); 11687 mSettings.writePackageRestrictionsLPr(userId); 11688 if (hidden) { 11689 sendRemoved = true; 11690 } else { 11691 sendAdded = true; 11692 } 11693 } 11694 } 11695 if (sendAdded) { 11696 sendPackageAddedForUser(packageName, pkgSetting, userId); 11697 return true; 11698 } 11699 if (sendRemoved) { 11700 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 11701 "hiding pkg"); 11702 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 11703 return true; 11704 } 11705 } finally { 11706 Binder.restoreCallingIdentity(callingId); 11707 } 11708 return false; 11709 } 11710 11711 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 11712 int userId) { 11713 final PackageRemovedInfo info = new PackageRemovedInfo(); 11714 info.removedPackage = packageName; 11715 info.removedUsers = new int[] {userId}; 11716 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 11717 info.sendPackageRemovedBroadcasts(true /*killApp*/); 11718 } 11719 11720 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 11721 if (pkgList.length > 0) { 11722 Bundle extras = new Bundle(1); 11723 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 11724 11725 sendPackageBroadcast( 11726 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 11727 : Intent.ACTION_PACKAGES_UNSUSPENDED, 11728 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 11729 new int[] {userId}); 11730 } 11731 } 11732 11733 /** 11734 * Returns true if application is not found or there was an error. Otherwise it returns 11735 * the hidden state of the package for the given user. 11736 */ 11737 @Override 11738 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 11739 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11740 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11741 true /* requireFullPermission */, false /* checkShell */, 11742 "getApplicationHidden for user " + userId); 11743 PackageSetting pkgSetting; 11744 long callingId = Binder.clearCallingIdentity(); 11745 try { 11746 // writer 11747 synchronized (mPackages) { 11748 pkgSetting = mSettings.mPackages.get(packageName); 11749 if (pkgSetting == null) { 11750 return true; 11751 } 11752 return pkgSetting.getHidden(userId); 11753 } 11754 } finally { 11755 Binder.restoreCallingIdentity(callingId); 11756 } 11757 } 11758 11759 /** 11760 * @hide 11761 */ 11762 @Override 11763 public int installExistingPackageAsUser(String packageName, int userId) { 11764 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 11765 null); 11766 PackageSetting pkgSetting; 11767 final int uid = Binder.getCallingUid(); 11768 enforceCrossUserPermission(uid, userId, 11769 true /* requireFullPermission */, true /* checkShell */, 11770 "installExistingPackage for user " + userId); 11771 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11772 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 11773 } 11774 11775 long callingId = Binder.clearCallingIdentity(); 11776 try { 11777 boolean installed = false; 11778 11779 // writer 11780 synchronized (mPackages) { 11781 pkgSetting = mSettings.mPackages.get(packageName); 11782 if (pkgSetting == null) { 11783 return PackageManager.INSTALL_FAILED_INVALID_URI; 11784 } 11785 if (!pkgSetting.getInstalled(userId)) { 11786 pkgSetting.setInstalled(true, userId); 11787 pkgSetting.setHidden(false, userId); 11788 mSettings.writePackageRestrictionsLPr(userId); 11789 installed = true; 11790 } 11791 } 11792 11793 if (installed) { 11794 if (pkgSetting.pkg != null) { 11795 synchronized (mInstallLock) { 11796 // We don't need to freeze for a brand new install 11797 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 11798 } 11799 } 11800 sendPackageAddedForUser(packageName, pkgSetting, userId); 11801 } 11802 } finally { 11803 Binder.restoreCallingIdentity(callingId); 11804 } 11805 11806 return PackageManager.INSTALL_SUCCEEDED; 11807 } 11808 11809 boolean isUserRestricted(int userId, String restrictionKey) { 11810 Bundle restrictions = sUserManager.getUserRestrictions(userId); 11811 if (restrictions.getBoolean(restrictionKey, false)) { 11812 Log.w(TAG, "User is restricted: " + restrictionKey); 11813 return true; 11814 } 11815 return false; 11816 } 11817 11818 @Override 11819 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 11820 int userId) { 11821 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11822 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11823 true /* requireFullPermission */, true /* checkShell */, 11824 "setPackagesSuspended for user " + userId); 11825 11826 if (ArrayUtils.isEmpty(packageNames)) { 11827 return packageNames; 11828 } 11829 11830 // List of package names for whom the suspended state has changed. 11831 List<String> changedPackages = new ArrayList<>(packageNames.length); 11832 // List of package names for whom the suspended state is not set as requested in this 11833 // method. 11834 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 11835 long callingId = Binder.clearCallingIdentity(); 11836 try { 11837 for (int i = 0; i < packageNames.length; i++) { 11838 String packageName = packageNames[i]; 11839 boolean changed = false; 11840 final int appId; 11841 synchronized (mPackages) { 11842 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 11843 if (pkgSetting == null) { 11844 Slog.w(TAG, "Could not find package setting for package \"" + packageName 11845 + "\". Skipping suspending/un-suspending."); 11846 unactionedPackages.add(packageName); 11847 continue; 11848 } 11849 appId = pkgSetting.appId; 11850 if (pkgSetting.getSuspended(userId) != suspended) { 11851 if (!canSuspendPackageForUserLocked(packageName, userId)) { 11852 unactionedPackages.add(packageName); 11853 continue; 11854 } 11855 pkgSetting.setSuspended(suspended, userId); 11856 mSettings.writePackageRestrictionsLPr(userId); 11857 changed = true; 11858 changedPackages.add(packageName); 11859 } 11860 } 11861 11862 if (changed && suspended) { 11863 killApplication(packageName, UserHandle.getUid(userId, appId), 11864 "suspending package"); 11865 } 11866 } 11867 } finally { 11868 Binder.restoreCallingIdentity(callingId); 11869 } 11870 11871 if (!changedPackages.isEmpty()) { 11872 sendPackagesSuspendedForUser(changedPackages.toArray( 11873 new String[changedPackages.size()]), userId, suspended); 11874 } 11875 11876 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 11877 } 11878 11879 @Override 11880 public boolean isPackageSuspendedForUser(String packageName, int userId) { 11881 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11882 true /* requireFullPermission */, false /* checkShell */, 11883 "isPackageSuspendedForUser for user " + userId); 11884 synchronized (mPackages) { 11885 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 11886 if (pkgSetting == null) { 11887 throw new IllegalArgumentException("Unknown target package: " + packageName); 11888 } 11889 return pkgSetting.getSuspended(userId); 11890 } 11891 } 11892 11893 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 11894 if (isPackageDeviceAdmin(packageName, userId)) { 11895 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11896 + "\": has an active device admin"); 11897 return false; 11898 } 11899 11900 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 11901 if (packageName.equals(activeLauncherPackageName)) { 11902 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11903 + "\": contains the active launcher"); 11904 return false; 11905 } 11906 11907 if (packageName.equals(mRequiredInstallerPackage)) { 11908 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11909 + "\": required for package installation"); 11910 return false; 11911 } 11912 11913 if (packageName.equals(mRequiredUninstallerPackage)) { 11914 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11915 + "\": required for package uninstallation"); 11916 return false; 11917 } 11918 11919 if (packageName.equals(mRequiredVerifierPackage)) { 11920 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11921 + "\": required for package verification"); 11922 return false; 11923 } 11924 11925 if (packageName.equals(getDefaultDialerPackageName(userId))) { 11926 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11927 + "\": is the default dialer"); 11928 return false; 11929 } 11930 11931 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 11932 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11933 + "\": protected package"); 11934 return false; 11935 } 11936 11937 return true; 11938 } 11939 11940 private String getActiveLauncherPackageName(int userId) { 11941 Intent intent = new Intent(Intent.ACTION_MAIN); 11942 intent.addCategory(Intent.CATEGORY_HOME); 11943 ResolveInfo resolveInfo = resolveIntent( 11944 intent, 11945 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 11946 PackageManager.MATCH_DEFAULT_ONLY, 11947 userId); 11948 11949 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 11950 } 11951 11952 private String getDefaultDialerPackageName(int userId) { 11953 synchronized (mPackages) { 11954 return mSettings.getDefaultDialerPackageNameLPw(userId); 11955 } 11956 } 11957 11958 @Override 11959 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 11960 mContext.enforceCallingOrSelfPermission( 11961 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11962 "Only package verification agents can verify applications"); 11963 11964 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 11965 final PackageVerificationResponse response = new PackageVerificationResponse( 11966 verificationCode, Binder.getCallingUid()); 11967 msg.arg1 = id; 11968 msg.obj = response; 11969 mHandler.sendMessage(msg); 11970 } 11971 11972 @Override 11973 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 11974 long millisecondsToDelay) { 11975 mContext.enforceCallingOrSelfPermission( 11976 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11977 "Only package verification agents can extend verification timeouts"); 11978 11979 final PackageVerificationState state = mPendingVerification.get(id); 11980 final PackageVerificationResponse response = new PackageVerificationResponse( 11981 verificationCodeAtTimeout, Binder.getCallingUid()); 11982 11983 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 11984 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 11985 } 11986 if (millisecondsToDelay < 0) { 11987 millisecondsToDelay = 0; 11988 } 11989 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 11990 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 11991 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 11992 } 11993 11994 if ((state != null) && !state.timeoutExtended()) { 11995 state.extendTimeout(); 11996 11997 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 11998 msg.arg1 = id; 11999 msg.obj = response; 12000 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 12001 } 12002 } 12003 12004 private void broadcastPackageVerified(int verificationId, Uri packageUri, 12005 int verificationCode, UserHandle user) { 12006 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 12007 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 12008 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 12009 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 12010 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 12011 12012 mContext.sendBroadcastAsUser(intent, user, 12013 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 12014 } 12015 12016 private ComponentName matchComponentForVerifier(String packageName, 12017 List<ResolveInfo> receivers) { 12018 ActivityInfo targetReceiver = null; 12019 12020 final int NR = receivers.size(); 12021 for (int i = 0; i < NR; i++) { 12022 final ResolveInfo info = receivers.get(i); 12023 if (info.activityInfo == null) { 12024 continue; 12025 } 12026 12027 if (packageName.equals(info.activityInfo.packageName)) { 12028 targetReceiver = info.activityInfo; 12029 break; 12030 } 12031 } 12032 12033 if (targetReceiver == null) { 12034 return null; 12035 } 12036 12037 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 12038 } 12039 12040 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 12041 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 12042 if (pkgInfo.verifiers.length == 0) { 12043 return null; 12044 } 12045 12046 final int N = pkgInfo.verifiers.length; 12047 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 12048 for (int i = 0; i < N; i++) { 12049 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 12050 12051 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 12052 receivers); 12053 if (comp == null) { 12054 continue; 12055 } 12056 12057 final int verifierUid = getUidForVerifier(verifierInfo); 12058 if (verifierUid == -1) { 12059 continue; 12060 } 12061 12062 if (DEBUG_VERIFY) { 12063 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 12064 + " with the correct signature"); 12065 } 12066 sufficientVerifiers.add(comp); 12067 verificationState.addSufficientVerifier(verifierUid); 12068 } 12069 12070 return sufficientVerifiers; 12071 } 12072 12073 private int getUidForVerifier(VerifierInfo verifierInfo) { 12074 synchronized (mPackages) { 12075 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 12076 if (pkg == null) { 12077 return -1; 12078 } else if (pkg.mSignatures.length != 1) { 12079 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12080 + " has more than one signature; ignoring"); 12081 return -1; 12082 } 12083 12084 /* 12085 * If the public key of the package's signature does not match 12086 * our expected public key, then this is a different package and 12087 * we should skip. 12088 */ 12089 12090 final byte[] expectedPublicKey; 12091 try { 12092 final Signature verifierSig = pkg.mSignatures[0]; 12093 final PublicKey publicKey = verifierSig.getPublicKey(); 12094 expectedPublicKey = publicKey.getEncoded(); 12095 } catch (CertificateException e) { 12096 return -1; 12097 } 12098 12099 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 12100 12101 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 12102 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12103 + " does not have the expected public key; ignoring"); 12104 return -1; 12105 } 12106 12107 return pkg.applicationInfo.uid; 12108 } 12109 } 12110 12111 @Override 12112 public void finishPackageInstall(int token, boolean didLaunch) { 12113 enforceSystemOrRoot("Only the system is allowed to finish installs"); 12114 12115 if (DEBUG_INSTALL) { 12116 Slog.v(TAG, "BM finishing package install for " + token); 12117 } 12118 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12119 12120 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 12121 mHandler.sendMessage(msg); 12122 } 12123 12124 /** 12125 * Get the verification agent timeout. 12126 * 12127 * @return verification timeout in milliseconds 12128 */ 12129 private long getVerificationTimeout() { 12130 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 12131 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 12132 DEFAULT_VERIFICATION_TIMEOUT); 12133 } 12134 12135 /** 12136 * Get the default verification agent response code. 12137 * 12138 * @return default verification response code 12139 */ 12140 private int getDefaultVerificationResponse() { 12141 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12142 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 12143 DEFAULT_VERIFICATION_RESPONSE); 12144 } 12145 12146 /** 12147 * Check whether or not package verification has been enabled. 12148 * 12149 * @return true if verification should be performed 12150 */ 12151 private boolean isVerificationEnabled(int userId, int installFlags) { 12152 if (!DEFAULT_VERIFY_ENABLE) { 12153 return false; 12154 } 12155 // Ephemeral apps don't get the full verification treatment 12156 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 12157 if (DEBUG_EPHEMERAL) { 12158 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 12159 } 12160 return false; 12161 } 12162 12163 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 12164 12165 // Check if installing from ADB 12166 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 12167 // Do not run verification in a test harness environment 12168 if (ActivityManager.isRunningInTestHarness()) { 12169 return false; 12170 } 12171 if (ensureVerifyAppsEnabled) { 12172 return true; 12173 } 12174 // Check if the developer does not want package verification for ADB installs 12175 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12176 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 12177 return false; 12178 } 12179 } 12180 12181 if (ensureVerifyAppsEnabled) { 12182 return true; 12183 } 12184 12185 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12186 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 12187 } 12188 12189 @Override 12190 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 12191 throws RemoteException { 12192 mContext.enforceCallingOrSelfPermission( 12193 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 12194 "Only intentfilter verification agents can verify applications"); 12195 12196 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 12197 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 12198 Binder.getCallingUid(), verificationCode, failedDomains); 12199 msg.arg1 = id; 12200 msg.obj = response; 12201 mHandler.sendMessage(msg); 12202 } 12203 12204 @Override 12205 public int getIntentVerificationStatus(String packageName, int userId) { 12206 synchronized (mPackages) { 12207 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 12208 } 12209 } 12210 12211 @Override 12212 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 12213 mContext.enforceCallingOrSelfPermission( 12214 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12215 12216 boolean result = false; 12217 synchronized (mPackages) { 12218 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 12219 } 12220 if (result) { 12221 scheduleWritePackageRestrictionsLocked(userId); 12222 } 12223 return result; 12224 } 12225 12226 @Override 12227 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 12228 String packageName) { 12229 synchronized (mPackages) { 12230 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 12231 } 12232 } 12233 12234 @Override 12235 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 12236 if (TextUtils.isEmpty(packageName)) { 12237 return ParceledListSlice.emptyList(); 12238 } 12239 synchronized (mPackages) { 12240 PackageParser.Package pkg = mPackages.get(packageName); 12241 if (pkg == null || pkg.activities == null) { 12242 return ParceledListSlice.emptyList(); 12243 } 12244 final int count = pkg.activities.size(); 12245 ArrayList<IntentFilter> result = new ArrayList<>(); 12246 for (int n=0; n<count; n++) { 12247 PackageParser.Activity activity = pkg.activities.get(n); 12248 if (activity.intents != null && activity.intents.size() > 0) { 12249 result.addAll(activity.intents); 12250 } 12251 } 12252 return new ParceledListSlice<>(result); 12253 } 12254 } 12255 12256 @Override 12257 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 12258 mContext.enforceCallingOrSelfPermission( 12259 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12260 12261 synchronized (mPackages) { 12262 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 12263 if (packageName != null) { 12264 result |= updateIntentVerificationStatus(packageName, 12265 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 12266 userId); 12267 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 12268 packageName, userId); 12269 } 12270 return result; 12271 } 12272 } 12273 12274 @Override 12275 public String getDefaultBrowserPackageName(int userId) { 12276 synchronized (mPackages) { 12277 return mSettings.getDefaultBrowserPackageNameLPw(userId); 12278 } 12279 } 12280 12281 /** 12282 * Get the "allow unknown sources" setting. 12283 * 12284 * @return the current "allow unknown sources" setting 12285 */ 12286 private int getUnknownSourcesSettings() { 12287 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 12288 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 12289 -1); 12290 } 12291 12292 @Override 12293 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 12294 final int uid = Binder.getCallingUid(); 12295 // writer 12296 synchronized (mPackages) { 12297 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 12298 if (targetPackageSetting == null) { 12299 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 12300 } 12301 12302 PackageSetting installerPackageSetting; 12303 if (installerPackageName != null) { 12304 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 12305 if (installerPackageSetting == null) { 12306 throw new IllegalArgumentException("Unknown installer package: " 12307 + installerPackageName); 12308 } 12309 } else { 12310 installerPackageSetting = null; 12311 } 12312 12313 Signature[] callerSignature; 12314 Object obj = mSettings.getUserIdLPr(uid); 12315 if (obj != null) { 12316 if (obj instanceof SharedUserSetting) { 12317 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 12318 } else if (obj instanceof PackageSetting) { 12319 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 12320 } else { 12321 throw new SecurityException("Bad object " + obj + " for uid " + uid); 12322 } 12323 } else { 12324 throw new SecurityException("Unknown calling UID: " + uid); 12325 } 12326 12327 // Verify: can't set installerPackageName to a package that is 12328 // not signed with the same cert as the caller. 12329 if (installerPackageSetting != null) { 12330 if (compareSignatures(callerSignature, 12331 installerPackageSetting.signatures.mSignatures) 12332 != PackageManager.SIGNATURE_MATCH) { 12333 throw new SecurityException( 12334 "Caller does not have same cert as new installer package " 12335 + installerPackageName); 12336 } 12337 } 12338 12339 // Verify: if target already has an installer package, it must 12340 // be signed with the same cert as the caller. 12341 if (targetPackageSetting.installerPackageName != null) { 12342 PackageSetting setting = mSettings.mPackages.get( 12343 targetPackageSetting.installerPackageName); 12344 // If the currently set package isn't valid, then it's always 12345 // okay to change it. 12346 if (setting != null) { 12347 if (compareSignatures(callerSignature, 12348 setting.signatures.mSignatures) 12349 != PackageManager.SIGNATURE_MATCH) { 12350 throw new SecurityException( 12351 "Caller does not have same cert as old installer package " 12352 + targetPackageSetting.installerPackageName); 12353 } 12354 } 12355 } 12356 12357 // Okay! 12358 targetPackageSetting.installerPackageName = installerPackageName; 12359 if (installerPackageName != null) { 12360 mSettings.mInstallerPackages.add(installerPackageName); 12361 } 12362 scheduleWriteSettingsLocked(); 12363 } 12364 } 12365 12366 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 12367 // Queue up an async operation since the package installation may take a little while. 12368 mHandler.post(new Runnable() { 12369 public void run() { 12370 mHandler.removeCallbacks(this); 12371 // Result object to be returned 12372 PackageInstalledInfo res = new PackageInstalledInfo(); 12373 res.setReturnCode(currentStatus); 12374 res.uid = -1; 12375 res.pkg = null; 12376 res.removedInfo = null; 12377 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12378 args.doPreInstall(res.returnCode); 12379 synchronized (mInstallLock) { 12380 installPackageTracedLI(args, res); 12381 } 12382 args.doPostInstall(res.returnCode, res.uid); 12383 } 12384 12385 // A restore should be performed at this point if (a) the install 12386 // succeeded, (b) the operation is not an update, and (c) the new 12387 // package has not opted out of backup participation. 12388 final boolean update = res.removedInfo != null 12389 && res.removedInfo.removedPackage != null; 12390 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 12391 boolean doRestore = !update 12392 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 12393 12394 // Set up the post-install work request bookkeeping. This will be used 12395 // and cleaned up by the post-install event handling regardless of whether 12396 // there's a restore pass performed. Token values are >= 1. 12397 int token; 12398 if (mNextInstallToken < 0) mNextInstallToken = 1; 12399 token = mNextInstallToken++; 12400 12401 PostInstallData data = new PostInstallData(args, res); 12402 mRunningInstalls.put(token, data); 12403 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 12404 12405 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 12406 // Pass responsibility to the Backup Manager. It will perform a 12407 // restore if appropriate, then pass responsibility back to the 12408 // Package Manager to run the post-install observer callbacks 12409 // and broadcasts. 12410 IBackupManager bm = IBackupManager.Stub.asInterface( 12411 ServiceManager.getService(Context.BACKUP_SERVICE)); 12412 if (bm != null) { 12413 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 12414 + " to BM for possible restore"); 12415 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12416 try { 12417 // TODO: http://b/22388012 12418 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 12419 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 12420 } else { 12421 doRestore = false; 12422 } 12423 } catch (RemoteException e) { 12424 // can't happen; the backup manager is local 12425 } catch (Exception e) { 12426 Slog.e(TAG, "Exception trying to enqueue restore", e); 12427 doRestore = false; 12428 } 12429 } else { 12430 Slog.e(TAG, "Backup Manager not found!"); 12431 doRestore = false; 12432 } 12433 } 12434 12435 if (!doRestore) { 12436 // No restore possible, or the Backup Manager was mysteriously not 12437 // available -- just fire the post-install work request directly. 12438 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 12439 12440 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 12441 12442 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 12443 mHandler.sendMessage(msg); 12444 } 12445 } 12446 }); 12447 } 12448 12449 /** 12450 * Callback from PackageSettings whenever an app is first transitioned out of the 12451 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 12452 * the app was "launched" for a restoreAtInstall operation. Therefore we check 12453 * here whether the app is the target of an ongoing install, and only send the 12454 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 12455 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 12456 * handling. 12457 */ 12458 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 12459 // Serialize this with the rest of the install-process message chain. In the 12460 // restore-at-install case, this Runnable will necessarily run before the 12461 // POST_INSTALL message is processed, so the contents of mRunningInstalls 12462 // are coherent. In the non-restore case, the app has already completed install 12463 // and been launched through some other means, so it is not in a problematic 12464 // state for observers to see the FIRST_LAUNCH signal. 12465 mHandler.post(new Runnable() { 12466 @Override 12467 public void run() { 12468 for (int i = 0; i < mRunningInstalls.size(); i++) { 12469 final PostInstallData data = mRunningInstalls.valueAt(i); 12470 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12471 continue; 12472 } 12473 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 12474 // right package; but is it for the right user? 12475 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 12476 if (userId == data.res.newUsers[uIndex]) { 12477 if (DEBUG_BACKUP) { 12478 Slog.i(TAG, "Package " + pkgName 12479 + " being restored so deferring FIRST_LAUNCH"); 12480 } 12481 return; 12482 } 12483 } 12484 } 12485 } 12486 // didn't find it, so not being restored 12487 if (DEBUG_BACKUP) { 12488 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 12489 } 12490 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 12491 } 12492 }); 12493 } 12494 12495 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 12496 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 12497 installerPkg, null, userIds); 12498 } 12499 12500 private abstract class HandlerParams { 12501 private static final int MAX_RETRIES = 4; 12502 12503 /** 12504 * Number of times startCopy() has been attempted and had a non-fatal 12505 * error. 12506 */ 12507 private int mRetries = 0; 12508 12509 /** User handle for the user requesting the information or installation. */ 12510 private final UserHandle mUser; 12511 String traceMethod; 12512 int traceCookie; 12513 12514 HandlerParams(UserHandle user) { 12515 mUser = user; 12516 } 12517 12518 UserHandle getUser() { 12519 return mUser; 12520 } 12521 12522 HandlerParams setTraceMethod(String traceMethod) { 12523 this.traceMethod = traceMethod; 12524 return this; 12525 } 12526 12527 HandlerParams setTraceCookie(int traceCookie) { 12528 this.traceCookie = traceCookie; 12529 return this; 12530 } 12531 12532 final boolean startCopy() { 12533 boolean res; 12534 try { 12535 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 12536 12537 if (++mRetries > MAX_RETRIES) { 12538 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 12539 mHandler.sendEmptyMessage(MCS_GIVE_UP); 12540 handleServiceError(); 12541 return false; 12542 } else { 12543 handleStartCopy(); 12544 res = true; 12545 } 12546 } catch (RemoteException e) { 12547 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 12548 mHandler.sendEmptyMessage(MCS_RECONNECT); 12549 res = false; 12550 } 12551 handleReturnCode(); 12552 return res; 12553 } 12554 12555 final void serviceError() { 12556 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 12557 handleServiceError(); 12558 handleReturnCode(); 12559 } 12560 12561 abstract void handleStartCopy() throws RemoteException; 12562 abstract void handleServiceError(); 12563 abstract void handleReturnCode(); 12564 } 12565 12566 class MeasureParams extends HandlerParams { 12567 private final PackageStats mStats; 12568 private boolean mSuccess; 12569 12570 private final IPackageStatsObserver mObserver; 12571 12572 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 12573 super(new UserHandle(stats.userHandle)); 12574 mObserver = observer; 12575 mStats = stats; 12576 } 12577 12578 @Override 12579 public String toString() { 12580 return "MeasureParams{" 12581 + Integer.toHexString(System.identityHashCode(this)) 12582 + " " + mStats.packageName + "}"; 12583 } 12584 12585 @Override 12586 void handleStartCopy() throws RemoteException { 12587 synchronized (mInstallLock) { 12588 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 12589 } 12590 12591 if (mSuccess) { 12592 boolean mounted = false; 12593 try { 12594 final String status = Environment.getExternalStorageState(); 12595 mounted = (Environment.MEDIA_MOUNTED.equals(status) 12596 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 12597 } catch (Exception e) { 12598 } 12599 12600 if (mounted) { 12601 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 12602 12603 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 12604 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 12605 12606 mStats.externalDataSize = calculateDirectorySize(mContainerService, 12607 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 12608 12609 // Always subtract cache size, since it's a subdirectory 12610 mStats.externalDataSize -= mStats.externalCacheSize; 12611 12612 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 12613 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 12614 12615 mStats.externalObbSize = calculateDirectorySize(mContainerService, 12616 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 12617 } 12618 } 12619 } 12620 12621 @Override 12622 void handleReturnCode() { 12623 if (mObserver != null) { 12624 try { 12625 mObserver.onGetStatsCompleted(mStats, mSuccess); 12626 } catch (RemoteException e) { 12627 Slog.i(TAG, "Observer no longer exists."); 12628 } 12629 } 12630 } 12631 12632 @Override 12633 void handleServiceError() { 12634 Slog.e(TAG, "Could not measure application " + mStats.packageName 12635 + " external storage"); 12636 } 12637 } 12638 12639 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 12640 throws RemoteException { 12641 long result = 0; 12642 for (File path : paths) { 12643 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 12644 } 12645 return result; 12646 } 12647 12648 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 12649 for (File path : paths) { 12650 try { 12651 mcs.clearDirectory(path.getAbsolutePath()); 12652 } catch (RemoteException e) { 12653 } 12654 } 12655 } 12656 12657 static class OriginInfo { 12658 /** 12659 * Location where install is coming from, before it has been 12660 * copied/renamed into place. This could be a single monolithic APK 12661 * file, or a cluster directory. This location may be untrusted. 12662 */ 12663 final File file; 12664 final String cid; 12665 12666 /** 12667 * Flag indicating that {@link #file} or {@link #cid} has already been 12668 * staged, meaning downstream users don't need to defensively copy the 12669 * contents. 12670 */ 12671 final boolean staged; 12672 12673 /** 12674 * Flag indicating that {@link #file} or {@link #cid} is an already 12675 * installed app that is being moved. 12676 */ 12677 final boolean existing; 12678 12679 final String resolvedPath; 12680 final File resolvedFile; 12681 12682 static OriginInfo fromNothing() { 12683 return new OriginInfo(null, null, false, false); 12684 } 12685 12686 static OriginInfo fromUntrustedFile(File file) { 12687 return new OriginInfo(file, null, false, false); 12688 } 12689 12690 static OriginInfo fromExistingFile(File file) { 12691 return new OriginInfo(file, null, false, true); 12692 } 12693 12694 static OriginInfo fromStagedFile(File file) { 12695 return new OriginInfo(file, null, true, false); 12696 } 12697 12698 static OriginInfo fromStagedContainer(String cid) { 12699 return new OriginInfo(null, cid, true, false); 12700 } 12701 12702 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 12703 this.file = file; 12704 this.cid = cid; 12705 this.staged = staged; 12706 this.existing = existing; 12707 12708 if (cid != null) { 12709 resolvedPath = PackageHelper.getSdDir(cid); 12710 resolvedFile = new File(resolvedPath); 12711 } else if (file != null) { 12712 resolvedPath = file.getAbsolutePath(); 12713 resolvedFile = file; 12714 } else { 12715 resolvedPath = null; 12716 resolvedFile = null; 12717 } 12718 } 12719 } 12720 12721 static class MoveInfo { 12722 final int moveId; 12723 final String fromUuid; 12724 final String toUuid; 12725 final String packageName; 12726 final String dataAppName; 12727 final int appId; 12728 final String seinfo; 12729 final int targetSdkVersion; 12730 12731 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 12732 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 12733 this.moveId = moveId; 12734 this.fromUuid = fromUuid; 12735 this.toUuid = toUuid; 12736 this.packageName = packageName; 12737 this.dataAppName = dataAppName; 12738 this.appId = appId; 12739 this.seinfo = seinfo; 12740 this.targetSdkVersion = targetSdkVersion; 12741 } 12742 } 12743 12744 static class VerificationInfo { 12745 /** A constant used to indicate that a uid value is not present. */ 12746 public static final int NO_UID = -1; 12747 12748 /** URI referencing where the package was downloaded from. */ 12749 final Uri originatingUri; 12750 12751 /** HTTP referrer URI associated with the originatingURI. */ 12752 final Uri referrer; 12753 12754 /** UID of the application that the install request originated from. */ 12755 final int originatingUid; 12756 12757 /** UID of application requesting the install */ 12758 final int installerUid; 12759 12760 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 12761 this.originatingUri = originatingUri; 12762 this.referrer = referrer; 12763 this.originatingUid = originatingUid; 12764 this.installerUid = installerUid; 12765 } 12766 } 12767 12768 class InstallParams extends HandlerParams { 12769 final OriginInfo origin; 12770 final MoveInfo move; 12771 final IPackageInstallObserver2 observer; 12772 int installFlags; 12773 final String installerPackageName; 12774 final String volumeUuid; 12775 private InstallArgs mArgs; 12776 private int mRet; 12777 final String packageAbiOverride; 12778 final String[] grantedRuntimePermissions; 12779 final VerificationInfo verificationInfo; 12780 final Certificate[][] certificates; 12781 12782 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 12783 int installFlags, String installerPackageName, String volumeUuid, 12784 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 12785 String[] grantedPermissions, Certificate[][] certificates) { 12786 super(user); 12787 this.origin = origin; 12788 this.move = move; 12789 this.observer = observer; 12790 this.installFlags = installFlags; 12791 this.installerPackageName = installerPackageName; 12792 this.volumeUuid = volumeUuid; 12793 this.verificationInfo = verificationInfo; 12794 this.packageAbiOverride = packageAbiOverride; 12795 this.grantedRuntimePermissions = grantedPermissions; 12796 this.certificates = certificates; 12797 } 12798 12799 @Override 12800 public String toString() { 12801 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 12802 + " file=" + origin.file + " cid=" + origin.cid + "}"; 12803 } 12804 12805 private int installLocationPolicy(PackageInfoLite pkgLite) { 12806 String packageName = pkgLite.packageName; 12807 int installLocation = pkgLite.installLocation; 12808 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12809 // reader 12810 synchronized (mPackages) { 12811 // Currently installed package which the new package is attempting to replace or 12812 // null if no such package is installed. 12813 PackageParser.Package installedPkg = mPackages.get(packageName); 12814 // Package which currently owns the data which the new package will own if installed. 12815 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 12816 // will be null whereas dataOwnerPkg will contain information about the package 12817 // which was uninstalled while keeping its data. 12818 PackageParser.Package dataOwnerPkg = installedPkg; 12819 if (dataOwnerPkg == null) { 12820 PackageSetting ps = mSettings.mPackages.get(packageName); 12821 if (ps != null) { 12822 dataOwnerPkg = ps.pkg; 12823 } 12824 } 12825 12826 if (dataOwnerPkg != null) { 12827 // If installed, the package will get access to data left on the device by its 12828 // predecessor. As a security measure, this is permited only if this is not a 12829 // version downgrade or if the predecessor package is marked as debuggable and 12830 // a downgrade is explicitly requested. 12831 // 12832 // On debuggable platform builds, downgrades are permitted even for 12833 // non-debuggable packages to make testing easier. Debuggable platform builds do 12834 // not offer security guarantees and thus it's OK to disable some security 12835 // mechanisms to make debugging/testing easier on those builds. However, even on 12836 // debuggable builds downgrades of packages are permitted only if requested via 12837 // installFlags. This is because we aim to keep the behavior of debuggable 12838 // platform builds as close as possible to the behavior of non-debuggable 12839 // platform builds. 12840 final boolean downgradeRequested = 12841 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 12842 final boolean packageDebuggable = 12843 (dataOwnerPkg.applicationInfo.flags 12844 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 12845 final boolean downgradePermitted = 12846 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 12847 if (!downgradePermitted) { 12848 try { 12849 checkDowngrade(dataOwnerPkg, pkgLite); 12850 } catch (PackageManagerException e) { 12851 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 12852 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 12853 } 12854 } 12855 } 12856 12857 if (installedPkg != null) { 12858 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12859 // Check for updated system application. 12860 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12861 if (onSd) { 12862 Slog.w(TAG, "Cannot install update to system app on sdcard"); 12863 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 12864 } 12865 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12866 } else { 12867 if (onSd) { 12868 // Install flag overrides everything. 12869 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12870 } 12871 // If current upgrade specifies particular preference 12872 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 12873 // Application explicitly specified internal. 12874 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12875 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 12876 // App explictly prefers external. Let policy decide 12877 } else { 12878 // Prefer previous location 12879 if (isExternal(installedPkg)) { 12880 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12881 } 12882 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12883 } 12884 } 12885 } else { 12886 // Invalid install. Return error code 12887 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 12888 } 12889 } 12890 } 12891 // All the special cases have been taken care of. 12892 // Return result based on recommended install location. 12893 if (onSd) { 12894 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12895 } 12896 return pkgLite.recommendedInstallLocation; 12897 } 12898 12899 /* 12900 * Invoke remote method to get package information and install 12901 * location values. Override install location based on default 12902 * policy if needed and then create install arguments based 12903 * on the install location. 12904 */ 12905 public void handleStartCopy() throws RemoteException { 12906 int ret = PackageManager.INSTALL_SUCCEEDED; 12907 12908 // If we're already staged, we've firmly committed to an install location 12909 if (origin.staged) { 12910 if (origin.file != null) { 12911 installFlags |= PackageManager.INSTALL_INTERNAL; 12912 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 12913 } else if (origin.cid != null) { 12914 installFlags |= PackageManager.INSTALL_EXTERNAL; 12915 installFlags &= ~PackageManager.INSTALL_INTERNAL; 12916 } else { 12917 throw new IllegalStateException("Invalid stage location"); 12918 } 12919 } 12920 12921 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12922 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 12923 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12924 PackageInfoLite pkgLite = null; 12925 12926 if (onInt && onSd) { 12927 // Check if both bits are set. 12928 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 12929 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12930 } else if (onSd && ephemeral) { 12931 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 12932 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12933 } else { 12934 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 12935 packageAbiOverride); 12936 12937 if (DEBUG_EPHEMERAL && ephemeral) { 12938 Slog.v(TAG, "pkgLite for install: " + pkgLite); 12939 } 12940 12941 /* 12942 * If we have too little free space, try to free cache 12943 * before giving up. 12944 */ 12945 if (!origin.staged && pkgLite.recommendedInstallLocation 12946 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 12947 // TODO: focus freeing disk space on the target device 12948 final StorageManager storage = StorageManager.from(mContext); 12949 final long lowThreshold = storage.getStorageLowBytes( 12950 Environment.getDataDirectory()); 12951 12952 final long sizeBytes = mContainerService.calculateInstalledSize( 12953 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 12954 12955 try { 12956 mInstaller.freeCache(null, sizeBytes + lowThreshold); 12957 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 12958 installFlags, packageAbiOverride); 12959 } catch (InstallerException e) { 12960 Slog.w(TAG, "Failed to free cache", e); 12961 } 12962 12963 /* 12964 * The cache free must have deleted the file we 12965 * downloaded to install. 12966 * 12967 * TODO: fix the "freeCache" call to not delete 12968 * the file we care about. 12969 */ 12970 if (pkgLite.recommendedInstallLocation 12971 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 12972 pkgLite.recommendedInstallLocation 12973 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 12974 } 12975 } 12976 } 12977 12978 if (ret == PackageManager.INSTALL_SUCCEEDED) { 12979 int loc = pkgLite.recommendedInstallLocation; 12980 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 12981 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12982 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 12983 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 12984 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 12985 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 12986 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 12987 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 12988 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 12989 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 12990 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 12991 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 12992 } else { 12993 // Override with defaults if needed. 12994 loc = installLocationPolicy(pkgLite); 12995 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 12996 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 12997 } else if (!onSd && !onInt) { 12998 // Override install location with flags 12999 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 13000 // Set the flag to install on external media. 13001 installFlags |= PackageManager.INSTALL_EXTERNAL; 13002 installFlags &= ~PackageManager.INSTALL_INTERNAL; 13003 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 13004 if (DEBUG_EPHEMERAL) { 13005 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 13006 } 13007 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13008 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 13009 |PackageManager.INSTALL_INTERNAL); 13010 } else { 13011 // Make sure the flag for installing on external 13012 // media is unset 13013 installFlags |= PackageManager.INSTALL_INTERNAL; 13014 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 13015 } 13016 } 13017 } 13018 } 13019 13020 final InstallArgs args = createInstallArgs(this); 13021 mArgs = args; 13022 13023 if (ret == PackageManager.INSTALL_SUCCEEDED) { 13024 // TODO: http://b/22976637 13025 // Apps installed for "all" users use the device owner to verify the app 13026 UserHandle verifierUser = getUser(); 13027 if (verifierUser == UserHandle.ALL) { 13028 verifierUser = UserHandle.SYSTEM; 13029 } 13030 13031 /* 13032 * Determine if we have any installed package verifiers. If we 13033 * do, then we'll defer to them to verify the packages. 13034 */ 13035 final int requiredUid = mRequiredVerifierPackage == null ? -1 13036 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 13037 verifierUser.getIdentifier()); 13038 if (!origin.existing && requiredUid != -1 13039 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 13040 final Intent verification = new Intent( 13041 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 13042 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 13043 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 13044 PACKAGE_MIME_TYPE); 13045 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13046 13047 // Query all live verifiers based on current user state 13048 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 13049 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 13050 13051 if (DEBUG_VERIFY) { 13052 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 13053 + verification.toString() + " with " + pkgLite.verifiers.length 13054 + " optional verifiers"); 13055 } 13056 13057 final int verificationId = mPendingVerificationToken++; 13058 13059 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13060 13061 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 13062 installerPackageName); 13063 13064 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 13065 installFlags); 13066 13067 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 13068 pkgLite.packageName); 13069 13070 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 13071 pkgLite.versionCode); 13072 13073 if (verificationInfo != null) { 13074 if (verificationInfo.originatingUri != null) { 13075 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 13076 verificationInfo.originatingUri); 13077 } 13078 if (verificationInfo.referrer != null) { 13079 verification.putExtra(Intent.EXTRA_REFERRER, 13080 verificationInfo.referrer); 13081 } 13082 if (verificationInfo.originatingUid >= 0) { 13083 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 13084 verificationInfo.originatingUid); 13085 } 13086 if (verificationInfo.installerUid >= 0) { 13087 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 13088 verificationInfo.installerUid); 13089 } 13090 } 13091 13092 final PackageVerificationState verificationState = new PackageVerificationState( 13093 requiredUid, args); 13094 13095 mPendingVerification.append(verificationId, verificationState); 13096 13097 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 13098 receivers, verificationState); 13099 13100 /* 13101 * If any sufficient verifiers were listed in the package 13102 * manifest, attempt to ask them. 13103 */ 13104 if (sufficientVerifiers != null) { 13105 final int N = sufficientVerifiers.size(); 13106 if (N == 0) { 13107 Slog.i(TAG, "Additional verifiers required, but none installed."); 13108 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 13109 } else { 13110 for (int i = 0; i < N; i++) { 13111 final ComponentName verifierComponent = sufficientVerifiers.get(i); 13112 13113 final Intent sufficientIntent = new Intent(verification); 13114 sufficientIntent.setComponent(verifierComponent); 13115 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 13116 } 13117 } 13118 } 13119 13120 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 13121 mRequiredVerifierPackage, receivers); 13122 if (ret == PackageManager.INSTALL_SUCCEEDED 13123 && mRequiredVerifierPackage != null) { 13124 Trace.asyncTraceBegin( 13125 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 13126 /* 13127 * Send the intent to the required verification agent, 13128 * but only start the verification timeout after the 13129 * target BroadcastReceivers have run. 13130 */ 13131 verification.setComponent(requiredVerifierComponent); 13132 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 13133 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13134 new BroadcastReceiver() { 13135 @Override 13136 public void onReceive(Context context, Intent intent) { 13137 final Message msg = mHandler 13138 .obtainMessage(CHECK_PENDING_VERIFICATION); 13139 msg.arg1 = verificationId; 13140 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 13141 } 13142 }, null, 0, null, null); 13143 13144 /* 13145 * We don't want the copy to proceed until verification 13146 * succeeds, so null out this field. 13147 */ 13148 mArgs = null; 13149 } 13150 } else { 13151 /* 13152 * No package verification is enabled, so immediately start 13153 * the remote call to initiate copy using temporary file. 13154 */ 13155 ret = args.copyApk(mContainerService, true); 13156 } 13157 } 13158 13159 mRet = ret; 13160 } 13161 13162 @Override 13163 void handleReturnCode() { 13164 // If mArgs is null, then MCS couldn't be reached. When it 13165 // reconnects, it will try again to install. At that point, this 13166 // will succeed. 13167 if (mArgs != null) { 13168 processPendingInstall(mArgs, mRet); 13169 } 13170 } 13171 13172 @Override 13173 void handleServiceError() { 13174 mArgs = createInstallArgs(this); 13175 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13176 } 13177 13178 public boolean isForwardLocked() { 13179 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13180 } 13181 } 13182 13183 /** 13184 * Used during creation of InstallArgs 13185 * 13186 * @param installFlags package installation flags 13187 * @return true if should be installed on external storage 13188 */ 13189 private static boolean installOnExternalAsec(int installFlags) { 13190 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 13191 return false; 13192 } 13193 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13194 return true; 13195 } 13196 return false; 13197 } 13198 13199 /** 13200 * Used during creation of InstallArgs 13201 * 13202 * @param installFlags package installation flags 13203 * @return true if should be installed as forward locked 13204 */ 13205 private static boolean installForwardLocked(int installFlags) { 13206 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13207 } 13208 13209 private InstallArgs createInstallArgs(InstallParams params) { 13210 if (params.move != null) { 13211 return new MoveInstallArgs(params); 13212 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 13213 return new AsecInstallArgs(params); 13214 } else { 13215 return new FileInstallArgs(params); 13216 } 13217 } 13218 13219 /** 13220 * Create args that describe an existing installed package. Typically used 13221 * when cleaning up old installs, or used as a move source. 13222 */ 13223 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 13224 String resourcePath, String[] instructionSets) { 13225 final boolean isInAsec; 13226 if (installOnExternalAsec(installFlags)) { 13227 /* Apps on SD card are always in ASEC containers. */ 13228 isInAsec = true; 13229 } else if (installForwardLocked(installFlags) 13230 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 13231 /* 13232 * Forward-locked apps are only in ASEC containers if they're the 13233 * new style 13234 */ 13235 isInAsec = true; 13236 } else { 13237 isInAsec = false; 13238 } 13239 13240 if (isInAsec) { 13241 return new AsecInstallArgs(codePath, instructionSets, 13242 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 13243 } else { 13244 return new FileInstallArgs(codePath, resourcePath, instructionSets); 13245 } 13246 } 13247 13248 static abstract class InstallArgs { 13249 /** @see InstallParams#origin */ 13250 final OriginInfo origin; 13251 /** @see InstallParams#move */ 13252 final MoveInfo move; 13253 13254 final IPackageInstallObserver2 observer; 13255 // Always refers to PackageManager flags only 13256 final int installFlags; 13257 final String installerPackageName; 13258 final String volumeUuid; 13259 final UserHandle user; 13260 final String abiOverride; 13261 final String[] installGrantPermissions; 13262 /** If non-null, drop an async trace when the install completes */ 13263 final String traceMethod; 13264 final int traceCookie; 13265 final Certificate[][] certificates; 13266 13267 // The list of instruction sets supported by this app. This is currently 13268 // only used during the rmdex() phase to clean up resources. We can get rid of this 13269 // if we move dex files under the common app path. 13270 /* nullable */ String[] instructionSets; 13271 13272 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 13273 int installFlags, String installerPackageName, String volumeUuid, 13274 UserHandle user, String[] instructionSets, 13275 String abiOverride, String[] installGrantPermissions, 13276 String traceMethod, int traceCookie, Certificate[][] certificates) { 13277 this.origin = origin; 13278 this.move = move; 13279 this.installFlags = installFlags; 13280 this.observer = observer; 13281 this.installerPackageName = installerPackageName; 13282 this.volumeUuid = volumeUuid; 13283 this.user = user; 13284 this.instructionSets = instructionSets; 13285 this.abiOverride = abiOverride; 13286 this.installGrantPermissions = installGrantPermissions; 13287 this.traceMethod = traceMethod; 13288 this.traceCookie = traceCookie; 13289 this.certificates = certificates; 13290 } 13291 13292 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 13293 abstract int doPreInstall(int status); 13294 13295 /** 13296 * Rename package into final resting place. All paths on the given 13297 * scanned package should be updated to reflect the rename. 13298 */ 13299 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 13300 abstract int doPostInstall(int status, int uid); 13301 13302 /** @see PackageSettingBase#codePathString */ 13303 abstract String getCodePath(); 13304 /** @see PackageSettingBase#resourcePathString */ 13305 abstract String getResourcePath(); 13306 13307 // Need installer lock especially for dex file removal. 13308 abstract void cleanUpResourcesLI(); 13309 abstract boolean doPostDeleteLI(boolean delete); 13310 13311 /** 13312 * Called before the source arguments are copied. This is used mostly 13313 * for MoveParams when it needs to read the source file to put it in the 13314 * destination. 13315 */ 13316 int doPreCopy() { 13317 return PackageManager.INSTALL_SUCCEEDED; 13318 } 13319 13320 /** 13321 * Called after the source arguments are copied. This is used mostly for 13322 * MoveParams when it needs to read the source file to put it in the 13323 * destination. 13324 */ 13325 int doPostCopy(int uid) { 13326 return PackageManager.INSTALL_SUCCEEDED; 13327 } 13328 13329 protected boolean isFwdLocked() { 13330 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13331 } 13332 13333 protected boolean isExternalAsec() { 13334 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 13335 } 13336 13337 protected boolean isEphemeral() { 13338 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13339 } 13340 13341 UserHandle getUser() { 13342 return user; 13343 } 13344 } 13345 13346 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 13347 if (!allCodePaths.isEmpty()) { 13348 if (instructionSets == null) { 13349 throw new IllegalStateException("instructionSet == null"); 13350 } 13351 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 13352 for (String codePath : allCodePaths) { 13353 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 13354 try { 13355 mInstaller.rmdex(codePath, dexCodeInstructionSet); 13356 } catch (InstallerException ignored) { 13357 } 13358 } 13359 } 13360 } 13361 } 13362 13363 /** 13364 * Logic to handle installation of non-ASEC applications, including copying 13365 * and renaming logic. 13366 */ 13367 class FileInstallArgs extends InstallArgs { 13368 private File codeFile; 13369 private File resourceFile; 13370 13371 // Example topology: 13372 // /data/app/com.example/base.apk 13373 // /data/app/com.example/split_foo.apk 13374 // /data/app/com.example/lib/arm/libfoo.so 13375 // /data/app/com.example/lib/arm64/libfoo.so 13376 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 13377 13378 /** New install */ 13379 FileInstallArgs(InstallParams params) { 13380 super(params.origin, params.move, params.observer, params.installFlags, 13381 params.installerPackageName, params.volumeUuid, 13382 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 13383 params.grantedRuntimePermissions, 13384 params.traceMethod, params.traceCookie, params.certificates); 13385 if (isFwdLocked()) { 13386 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 13387 } 13388 } 13389 13390 /** Existing install */ 13391 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 13392 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 13393 null, null, null, 0, null /*certificates*/); 13394 this.codeFile = (codePath != null) ? new File(codePath) : null; 13395 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 13396 } 13397 13398 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13399 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 13400 try { 13401 return doCopyApk(imcs, temp); 13402 } finally { 13403 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13404 } 13405 } 13406 13407 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13408 if (origin.staged) { 13409 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 13410 codeFile = origin.file; 13411 resourceFile = origin.file; 13412 return PackageManager.INSTALL_SUCCEEDED; 13413 } 13414 13415 try { 13416 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13417 final File tempDir = 13418 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 13419 codeFile = tempDir; 13420 resourceFile = tempDir; 13421 } catch (IOException e) { 13422 Slog.w(TAG, "Failed to create copy file: " + e); 13423 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 13424 } 13425 13426 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 13427 @Override 13428 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 13429 if (!FileUtils.isValidExtFilename(name)) { 13430 throw new IllegalArgumentException("Invalid filename: " + name); 13431 } 13432 try { 13433 final File file = new File(codeFile, name); 13434 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 13435 O_RDWR | O_CREAT, 0644); 13436 Os.chmod(file.getAbsolutePath(), 0644); 13437 return new ParcelFileDescriptor(fd); 13438 } catch (ErrnoException e) { 13439 throw new RemoteException("Failed to open: " + e.getMessage()); 13440 } 13441 } 13442 }; 13443 13444 int ret = PackageManager.INSTALL_SUCCEEDED; 13445 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 13446 if (ret != PackageManager.INSTALL_SUCCEEDED) { 13447 Slog.e(TAG, "Failed to copy package"); 13448 return ret; 13449 } 13450 13451 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 13452 NativeLibraryHelper.Handle handle = null; 13453 try { 13454 handle = NativeLibraryHelper.Handle.create(codeFile); 13455 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 13456 abiOverride); 13457 } catch (IOException e) { 13458 Slog.e(TAG, "Copying native libraries failed", e); 13459 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13460 } finally { 13461 IoUtils.closeQuietly(handle); 13462 } 13463 13464 return ret; 13465 } 13466 13467 int doPreInstall(int status) { 13468 if (status != PackageManager.INSTALL_SUCCEEDED) { 13469 cleanUp(); 13470 } 13471 return status; 13472 } 13473 13474 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13475 if (status != PackageManager.INSTALL_SUCCEEDED) { 13476 cleanUp(); 13477 return false; 13478 } 13479 13480 final File targetDir = codeFile.getParentFile(); 13481 final File beforeCodeFile = codeFile; 13482 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 13483 13484 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 13485 try { 13486 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 13487 } catch (ErrnoException e) { 13488 Slog.w(TAG, "Failed to rename", e); 13489 return false; 13490 } 13491 13492 if (!SELinux.restoreconRecursive(afterCodeFile)) { 13493 Slog.w(TAG, "Failed to restorecon"); 13494 return false; 13495 } 13496 13497 // Reflect the rename internally 13498 codeFile = afterCodeFile; 13499 resourceFile = afterCodeFile; 13500 13501 // Reflect the rename in scanned details 13502 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13503 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13504 afterCodeFile, pkg.baseCodePath)); 13505 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13506 afterCodeFile, pkg.splitCodePaths)); 13507 13508 // Reflect the rename in app info 13509 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13510 pkg.setApplicationInfoCodePath(pkg.codePath); 13511 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13512 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13513 pkg.setApplicationInfoResourcePath(pkg.codePath); 13514 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13515 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13516 13517 return true; 13518 } 13519 13520 int doPostInstall(int status, int uid) { 13521 if (status != PackageManager.INSTALL_SUCCEEDED) { 13522 cleanUp(); 13523 } 13524 return status; 13525 } 13526 13527 @Override 13528 String getCodePath() { 13529 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 13530 } 13531 13532 @Override 13533 String getResourcePath() { 13534 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 13535 } 13536 13537 private boolean cleanUp() { 13538 if (codeFile == null || !codeFile.exists()) { 13539 return false; 13540 } 13541 13542 removeCodePathLI(codeFile); 13543 13544 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 13545 resourceFile.delete(); 13546 } 13547 13548 return true; 13549 } 13550 13551 void cleanUpResourcesLI() { 13552 // Try enumerating all code paths before deleting 13553 List<String> allCodePaths = Collections.EMPTY_LIST; 13554 if (codeFile != null && codeFile.exists()) { 13555 try { 13556 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13557 allCodePaths = pkg.getAllCodePaths(); 13558 } catch (PackageParserException e) { 13559 // Ignored; we tried our best 13560 } 13561 } 13562 13563 cleanUp(); 13564 removeDexFiles(allCodePaths, instructionSets); 13565 } 13566 13567 boolean doPostDeleteLI(boolean delete) { 13568 // XXX err, shouldn't we respect the delete flag? 13569 cleanUpResourcesLI(); 13570 return true; 13571 } 13572 } 13573 13574 private boolean isAsecExternal(String cid) { 13575 final String asecPath = PackageHelper.getSdFilesystem(cid); 13576 return !asecPath.startsWith(mAsecInternalPath); 13577 } 13578 13579 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 13580 PackageManagerException { 13581 if (copyRet < 0) { 13582 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 13583 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 13584 throw new PackageManagerException(copyRet, message); 13585 } 13586 } 13587 } 13588 13589 /** 13590 * Extract the MountService "container ID" from the full code path of an 13591 * .apk. 13592 */ 13593 static String cidFromCodePath(String fullCodePath) { 13594 int eidx = fullCodePath.lastIndexOf("/"); 13595 String subStr1 = fullCodePath.substring(0, eidx); 13596 int sidx = subStr1.lastIndexOf("/"); 13597 return subStr1.substring(sidx+1, eidx); 13598 } 13599 13600 /** 13601 * Logic to handle installation of ASEC applications, including copying and 13602 * renaming logic. 13603 */ 13604 class AsecInstallArgs extends InstallArgs { 13605 static final String RES_FILE_NAME = "pkg.apk"; 13606 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 13607 13608 String cid; 13609 String packagePath; 13610 String resourcePath; 13611 13612 /** New install */ 13613 AsecInstallArgs(InstallParams params) { 13614 super(params.origin, params.move, params.observer, params.installFlags, 13615 params.installerPackageName, params.volumeUuid, 13616 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 13617 params.grantedRuntimePermissions, 13618 params.traceMethod, params.traceCookie, params.certificates); 13619 } 13620 13621 /** Existing install */ 13622 AsecInstallArgs(String fullCodePath, String[] instructionSets, 13623 boolean isExternal, boolean isForwardLocked) { 13624 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 13625 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13626 instructionSets, null, null, null, 0, null /*certificates*/); 13627 // Hackily pretend we're still looking at a full code path 13628 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 13629 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 13630 } 13631 13632 // Extract cid from fullCodePath 13633 int eidx = fullCodePath.lastIndexOf("/"); 13634 String subStr1 = fullCodePath.substring(0, eidx); 13635 int sidx = subStr1.lastIndexOf("/"); 13636 cid = subStr1.substring(sidx+1, eidx); 13637 setMountPath(subStr1); 13638 } 13639 13640 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 13641 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 13642 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13643 instructionSets, null, null, null, 0, null /*certificates*/); 13644 this.cid = cid; 13645 setMountPath(PackageHelper.getSdDir(cid)); 13646 } 13647 13648 void createCopyFile() { 13649 cid = mInstallerService.allocateExternalStageCidLegacy(); 13650 } 13651 13652 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13653 if (origin.staged && origin.cid != null) { 13654 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 13655 cid = origin.cid; 13656 setMountPath(PackageHelper.getSdDir(cid)); 13657 return PackageManager.INSTALL_SUCCEEDED; 13658 } 13659 13660 if (temp) { 13661 createCopyFile(); 13662 } else { 13663 /* 13664 * Pre-emptively destroy the container since it's destroyed if 13665 * copying fails due to it existing anyway. 13666 */ 13667 PackageHelper.destroySdDir(cid); 13668 } 13669 13670 final String newMountPath = imcs.copyPackageToContainer( 13671 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 13672 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 13673 13674 if (newMountPath != null) { 13675 setMountPath(newMountPath); 13676 return PackageManager.INSTALL_SUCCEEDED; 13677 } else { 13678 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13679 } 13680 } 13681 13682 @Override 13683 String getCodePath() { 13684 return packagePath; 13685 } 13686 13687 @Override 13688 String getResourcePath() { 13689 return resourcePath; 13690 } 13691 13692 int doPreInstall(int status) { 13693 if (status != PackageManager.INSTALL_SUCCEEDED) { 13694 // Destroy container 13695 PackageHelper.destroySdDir(cid); 13696 } else { 13697 boolean mounted = PackageHelper.isContainerMounted(cid); 13698 if (!mounted) { 13699 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 13700 Process.SYSTEM_UID); 13701 if (newMountPath != null) { 13702 setMountPath(newMountPath); 13703 } else { 13704 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13705 } 13706 } 13707 } 13708 return status; 13709 } 13710 13711 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13712 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 13713 String newMountPath = null; 13714 if (PackageHelper.isContainerMounted(cid)) { 13715 // Unmount the container 13716 if (!PackageHelper.unMountSdDir(cid)) { 13717 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 13718 return false; 13719 } 13720 } 13721 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13722 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 13723 " which might be stale. Will try to clean up."); 13724 // Clean up the stale container and proceed to recreate. 13725 if (!PackageHelper.destroySdDir(newCacheId)) { 13726 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 13727 return false; 13728 } 13729 // Successfully cleaned up stale container. Try to rename again. 13730 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13731 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 13732 + " inspite of cleaning it up."); 13733 return false; 13734 } 13735 } 13736 if (!PackageHelper.isContainerMounted(newCacheId)) { 13737 Slog.w(TAG, "Mounting container " + newCacheId); 13738 newMountPath = PackageHelper.mountSdDir(newCacheId, 13739 getEncryptKey(), Process.SYSTEM_UID); 13740 } else { 13741 newMountPath = PackageHelper.getSdDir(newCacheId); 13742 } 13743 if (newMountPath == null) { 13744 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 13745 return false; 13746 } 13747 Log.i(TAG, "Succesfully renamed " + cid + 13748 " to " + newCacheId + 13749 " at new path: " + newMountPath); 13750 cid = newCacheId; 13751 13752 final File beforeCodeFile = new File(packagePath); 13753 setMountPath(newMountPath); 13754 final File afterCodeFile = new File(packagePath); 13755 13756 // Reflect the rename in scanned details 13757 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13758 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13759 afterCodeFile, pkg.baseCodePath)); 13760 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13761 afterCodeFile, pkg.splitCodePaths)); 13762 13763 // Reflect the rename in app info 13764 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13765 pkg.setApplicationInfoCodePath(pkg.codePath); 13766 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13767 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13768 pkg.setApplicationInfoResourcePath(pkg.codePath); 13769 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13770 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13771 13772 return true; 13773 } 13774 13775 private void setMountPath(String mountPath) { 13776 final File mountFile = new File(mountPath); 13777 13778 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 13779 if (monolithicFile.exists()) { 13780 packagePath = monolithicFile.getAbsolutePath(); 13781 if (isFwdLocked()) { 13782 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 13783 } else { 13784 resourcePath = packagePath; 13785 } 13786 } else { 13787 packagePath = mountFile.getAbsolutePath(); 13788 resourcePath = packagePath; 13789 } 13790 } 13791 13792 int doPostInstall(int status, int uid) { 13793 if (status != PackageManager.INSTALL_SUCCEEDED) { 13794 cleanUp(); 13795 } else { 13796 final int groupOwner; 13797 final String protectedFile; 13798 if (isFwdLocked()) { 13799 groupOwner = UserHandle.getSharedAppGid(uid); 13800 protectedFile = RES_FILE_NAME; 13801 } else { 13802 groupOwner = -1; 13803 protectedFile = null; 13804 } 13805 13806 if (uid < Process.FIRST_APPLICATION_UID 13807 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 13808 Slog.e(TAG, "Failed to finalize " + cid); 13809 PackageHelper.destroySdDir(cid); 13810 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13811 } 13812 13813 boolean mounted = PackageHelper.isContainerMounted(cid); 13814 if (!mounted) { 13815 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 13816 } 13817 } 13818 return status; 13819 } 13820 13821 private void cleanUp() { 13822 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 13823 13824 // Destroy secure container 13825 PackageHelper.destroySdDir(cid); 13826 } 13827 13828 private List<String> getAllCodePaths() { 13829 final File codeFile = new File(getCodePath()); 13830 if (codeFile != null && codeFile.exists()) { 13831 try { 13832 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13833 return pkg.getAllCodePaths(); 13834 } catch (PackageParserException e) { 13835 // Ignored; we tried our best 13836 } 13837 } 13838 return Collections.EMPTY_LIST; 13839 } 13840 13841 void cleanUpResourcesLI() { 13842 // Enumerate all code paths before deleting 13843 cleanUpResourcesLI(getAllCodePaths()); 13844 } 13845 13846 private void cleanUpResourcesLI(List<String> allCodePaths) { 13847 cleanUp(); 13848 removeDexFiles(allCodePaths, instructionSets); 13849 } 13850 13851 String getPackageName() { 13852 return getAsecPackageName(cid); 13853 } 13854 13855 boolean doPostDeleteLI(boolean delete) { 13856 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 13857 final List<String> allCodePaths = getAllCodePaths(); 13858 boolean mounted = PackageHelper.isContainerMounted(cid); 13859 if (mounted) { 13860 // Unmount first 13861 if (PackageHelper.unMountSdDir(cid)) { 13862 mounted = false; 13863 } 13864 } 13865 if (!mounted && delete) { 13866 cleanUpResourcesLI(allCodePaths); 13867 } 13868 return !mounted; 13869 } 13870 13871 @Override 13872 int doPreCopy() { 13873 if (isFwdLocked()) { 13874 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 13875 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 13876 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13877 } 13878 } 13879 13880 return PackageManager.INSTALL_SUCCEEDED; 13881 } 13882 13883 @Override 13884 int doPostCopy(int uid) { 13885 if (isFwdLocked()) { 13886 if (uid < Process.FIRST_APPLICATION_UID 13887 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 13888 RES_FILE_NAME)) { 13889 Slog.e(TAG, "Failed to finalize " + cid); 13890 PackageHelper.destroySdDir(cid); 13891 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13892 } 13893 } 13894 13895 return PackageManager.INSTALL_SUCCEEDED; 13896 } 13897 } 13898 13899 /** 13900 * Logic to handle movement of existing installed applications. 13901 */ 13902 class MoveInstallArgs extends InstallArgs { 13903 private File codeFile; 13904 private File resourceFile; 13905 13906 /** New install */ 13907 MoveInstallArgs(InstallParams params) { 13908 super(params.origin, params.move, params.observer, params.installFlags, 13909 params.installerPackageName, params.volumeUuid, 13910 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 13911 params.grantedRuntimePermissions, 13912 params.traceMethod, params.traceCookie, params.certificates); 13913 } 13914 13915 int copyApk(IMediaContainerService imcs, boolean temp) { 13916 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 13917 + move.fromUuid + " to " + move.toUuid); 13918 synchronized (mInstaller) { 13919 try { 13920 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 13921 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 13922 } catch (InstallerException e) { 13923 Slog.w(TAG, "Failed to move app", e); 13924 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13925 } 13926 } 13927 13928 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 13929 resourceFile = codeFile; 13930 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 13931 13932 return PackageManager.INSTALL_SUCCEEDED; 13933 } 13934 13935 int doPreInstall(int status) { 13936 if (status != PackageManager.INSTALL_SUCCEEDED) { 13937 cleanUp(move.toUuid); 13938 } 13939 return status; 13940 } 13941 13942 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13943 if (status != PackageManager.INSTALL_SUCCEEDED) { 13944 cleanUp(move.toUuid); 13945 return false; 13946 } 13947 13948 // Reflect the move in app info 13949 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13950 pkg.setApplicationInfoCodePath(pkg.codePath); 13951 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13952 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13953 pkg.setApplicationInfoResourcePath(pkg.codePath); 13954 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13955 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13956 13957 return true; 13958 } 13959 13960 int doPostInstall(int status, int uid) { 13961 if (status == PackageManager.INSTALL_SUCCEEDED) { 13962 cleanUp(move.fromUuid); 13963 } else { 13964 cleanUp(move.toUuid); 13965 } 13966 return status; 13967 } 13968 13969 @Override 13970 String getCodePath() { 13971 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 13972 } 13973 13974 @Override 13975 String getResourcePath() { 13976 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 13977 } 13978 13979 private boolean cleanUp(String volumeUuid) { 13980 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 13981 move.dataAppName); 13982 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 13983 final int[] userIds = sUserManager.getUserIds(); 13984 synchronized (mInstallLock) { 13985 // Clean up both app data and code 13986 // All package moves are frozen until finished 13987 for (int userId : userIds) { 13988 try { 13989 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 13990 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 13991 } catch (InstallerException e) { 13992 Slog.w(TAG, String.valueOf(e)); 13993 } 13994 } 13995 removeCodePathLI(codeFile); 13996 } 13997 return true; 13998 } 13999 14000 void cleanUpResourcesLI() { 14001 throw new UnsupportedOperationException(); 14002 } 14003 14004 boolean doPostDeleteLI(boolean delete) { 14005 throw new UnsupportedOperationException(); 14006 } 14007 } 14008 14009 static String getAsecPackageName(String packageCid) { 14010 int idx = packageCid.lastIndexOf("-"); 14011 if (idx == -1) { 14012 return packageCid; 14013 } 14014 return packageCid.substring(0, idx); 14015 } 14016 14017 // Utility method used to create code paths based on package name and available index. 14018 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 14019 String idxStr = ""; 14020 int idx = 1; 14021 // Fall back to default value of idx=1 if prefix is not 14022 // part of oldCodePath 14023 if (oldCodePath != null) { 14024 String subStr = oldCodePath; 14025 // Drop the suffix right away 14026 if (suffix != null && subStr.endsWith(suffix)) { 14027 subStr = subStr.substring(0, subStr.length() - suffix.length()); 14028 } 14029 // If oldCodePath already contains prefix find out the 14030 // ending index to either increment or decrement. 14031 int sidx = subStr.lastIndexOf(prefix); 14032 if (sidx != -1) { 14033 subStr = subStr.substring(sidx + prefix.length()); 14034 if (subStr != null) { 14035 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 14036 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 14037 } 14038 try { 14039 idx = Integer.parseInt(subStr); 14040 if (idx <= 1) { 14041 idx++; 14042 } else { 14043 idx--; 14044 } 14045 } catch(NumberFormatException e) { 14046 } 14047 } 14048 } 14049 } 14050 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 14051 return prefix + idxStr; 14052 } 14053 14054 private File getNextCodePath(File targetDir, String packageName) { 14055 int suffix = 1; 14056 File result; 14057 do { 14058 result = new File(targetDir, packageName + "-" + suffix); 14059 suffix++; 14060 } while (result.exists()); 14061 return result; 14062 } 14063 14064 // Utility method that returns the relative package path with respect 14065 // to the installation directory. Like say for /data/data/com.test-1.apk 14066 // string com.test-1 is returned. 14067 static String deriveCodePathName(String codePath) { 14068 if (codePath == null) { 14069 return null; 14070 } 14071 final File codeFile = new File(codePath); 14072 final String name = codeFile.getName(); 14073 if (codeFile.isDirectory()) { 14074 return name; 14075 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 14076 final int lastDot = name.lastIndexOf('.'); 14077 return name.substring(0, lastDot); 14078 } else { 14079 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 14080 return null; 14081 } 14082 } 14083 14084 static class PackageInstalledInfo { 14085 String name; 14086 int uid; 14087 // The set of users that originally had this package installed. 14088 int[] origUsers; 14089 // The set of users that now have this package installed. 14090 int[] newUsers; 14091 PackageParser.Package pkg; 14092 int returnCode; 14093 String returnMsg; 14094 PackageRemovedInfo removedInfo; 14095 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 14096 14097 public void setError(int code, String msg) { 14098 setReturnCode(code); 14099 setReturnMessage(msg); 14100 Slog.w(TAG, msg); 14101 } 14102 14103 public void setError(String msg, PackageParserException e) { 14104 setReturnCode(e.error); 14105 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14106 Slog.w(TAG, msg, e); 14107 } 14108 14109 public void setError(String msg, PackageManagerException e) { 14110 returnCode = e.error; 14111 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14112 Slog.w(TAG, msg, e); 14113 } 14114 14115 public void setReturnCode(int returnCode) { 14116 this.returnCode = returnCode; 14117 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14118 for (int i = 0; i < childCount; i++) { 14119 addedChildPackages.valueAt(i).returnCode = returnCode; 14120 } 14121 } 14122 14123 private void setReturnMessage(String returnMsg) { 14124 this.returnMsg = returnMsg; 14125 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14126 for (int i = 0; i < childCount; i++) { 14127 addedChildPackages.valueAt(i).returnMsg = returnMsg; 14128 } 14129 } 14130 14131 // In some error cases we want to convey more info back to the observer 14132 String origPackage; 14133 String origPermission; 14134 } 14135 14136 /* 14137 * Install a non-existing package. 14138 */ 14139 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 14140 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 14141 PackageInstalledInfo res) { 14142 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 14143 14144 // Remember this for later, in case we need to rollback this install 14145 String pkgName = pkg.packageName; 14146 14147 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 14148 14149 synchronized(mPackages) { 14150 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 14151 // A package with the same name is already installed, though 14152 // it has been renamed to an older name. The package we 14153 // are trying to install should be installed as an update to 14154 // the existing one, but that has not been requested, so bail. 14155 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14156 + " without first uninstalling package running as " 14157 + mSettings.mRenamedPackages.get(pkgName)); 14158 return; 14159 } 14160 if (mPackages.containsKey(pkgName)) { 14161 // Don't allow installation over an existing package with the same name. 14162 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14163 + " without first uninstalling."); 14164 return; 14165 } 14166 } 14167 14168 try { 14169 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 14170 System.currentTimeMillis(), user); 14171 14172 updateSettingsLI(newPackage, installerPackageName, null, res, user); 14173 14174 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14175 prepareAppDataAfterInstallLIF(newPackage); 14176 14177 } else { 14178 // Remove package from internal structures, but keep around any 14179 // data that might have already existed 14180 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 14181 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 14182 } 14183 } catch (PackageManagerException e) { 14184 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14185 } 14186 14187 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14188 } 14189 14190 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 14191 // Can't rotate keys during boot or if sharedUser. 14192 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 14193 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 14194 return false; 14195 } 14196 // app is using upgradeKeySets; make sure all are valid 14197 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14198 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 14199 for (int i = 0; i < upgradeKeySets.length; i++) { 14200 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 14201 Slog.wtf(TAG, "Package " 14202 + (oldPs.name != null ? oldPs.name : "<null>") 14203 + " contains upgrade-key-set reference to unknown key-set: " 14204 + upgradeKeySets[i] 14205 + " reverting to signatures check."); 14206 return false; 14207 } 14208 } 14209 return true; 14210 } 14211 14212 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 14213 // Upgrade keysets are being used. Determine if new package has a superset of the 14214 // required keys. 14215 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 14216 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14217 for (int i = 0; i < upgradeKeySets.length; i++) { 14218 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 14219 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 14220 return true; 14221 } 14222 } 14223 return false; 14224 } 14225 14226 private static void updateDigest(MessageDigest digest, File file) throws IOException { 14227 try (DigestInputStream digestStream = 14228 new DigestInputStream(new FileInputStream(file), digest)) { 14229 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 14230 } 14231 } 14232 14233 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 14234 UserHandle user, String installerPackageName, PackageInstalledInfo res) { 14235 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 14236 14237 final PackageParser.Package oldPackage; 14238 final String pkgName = pkg.packageName; 14239 final int[] allUsers; 14240 final int[] installedUsers; 14241 14242 synchronized(mPackages) { 14243 oldPackage = mPackages.get(pkgName); 14244 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 14245 14246 // don't allow upgrade to target a release SDK from a pre-release SDK 14247 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 14248 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14249 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 14250 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14251 if (oldTargetsPreRelease 14252 && !newTargetsPreRelease 14253 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 14254 Slog.w(TAG, "Can't install package targeting released sdk"); 14255 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 14256 return; 14257 } 14258 14259 // don't allow an upgrade from full to ephemeral 14260 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 14261 if (isEphemeral && !oldIsEphemeral) { 14262 // can't downgrade from full to ephemeral 14263 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 14264 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14265 return; 14266 } 14267 14268 // verify signatures are valid 14269 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14270 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 14271 if (!checkUpgradeKeySetLP(ps, pkg)) { 14272 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14273 "New package not signed by keys specified by upgrade-keysets: " 14274 + pkgName); 14275 return; 14276 } 14277 } else { 14278 // default to original signature matching 14279 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 14280 != PackageManager.SIGNATURE_MATCH) { 14281 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14282 "New package has a different signature: " + pkgName); 14283 return; 14284 } 14285 } 14286 14287 // don't allow a system upgrade unless the upgrade hash matches 14288 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 14289 byte[] digestBytes = null; 14290 try { 14291 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 14292 updateDigest(digest, new File(pkg.baseCodePath)); 14293 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 14294 for (String path : pkg.splitCodePaths) { 14295 updateDigest(digest, new File(path)); 14296 } 14297 } 14298 digestBytes = digest.digest(); 14299 } catch (NoSuchAlgorithmException | IOException e) { 14300 res.setError(INSTALL_FAILED_INVALID_APK, 14301 "Could not compute hash: " + pkgName); 14302 return; 14303 } 14304 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 14305 res.setError(INSTALL_FAILED_INVALID_APK, 14306 "New package fails restrict-update check: " + pkgName); 14307 return; 14308 } 14309 // retain upgrade restriction 14310 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 14311 } 14312 14313 // Check for shared user id changes 14314 String invalidPackageName = 14315 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 14316 if (invalidPackageName != null) { 14317 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 14318 "Package " + invalidPackageName + " tried to change user " 14319 + oldPackage.mSharedUserId); 14320 return; 14321 } 14322 14323 // In case of rollback, remember per-user/profile install state 14324 allUsers = sUserManager.getUserIds(); 14325 installedUsers = ps.queryInstalledUsers(allUsers, true); 14326 } 14327 14328 // Update what is removed 14329 res.removedInfo = new PackageRemovedInfo(); 14330 res.removedInfo.uid = oldPackage.applicationInfo.uid; 14331 res.removedInfo.removedPackage = oldPackage.packageName; 14332 res.removedInfo.isUpdate = true; 14333 res.removedInfo.origUsers = installedUsers; 14334 final int childCount = (oldPackage.childPackages != null) 14335 ? oldPackage.childPackages.size() : 0; 14336 for (int i = 0; i < childCount; i++) { 14337 boolean childPackageUpdated = false; 14338 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 14339 if (res.addedChildPackages != null) { 14340 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 14341 if (childRes != null) { 14342 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 14343 childRes.removedInfo.removedPackage = childPkg.packageName; 14344 childRes.removedInfo.isUpdate = true; 14345 childPackageUpdated = true; 14346 } 14347 } 14348 if (!childPackageUpdated) { 14349 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 14350 childRemovedRes.removedPackage = childPkg.packageName; 14351 childRemovedRes.isUpdate = false; 14352 childRemovedRes.dataRemoved = true; 14353 synchronized (mPackages) { 14354 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 14355 if (childPs != null) { 14356 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 14357 } 14358 } 14359 if (res.removedInfo.removedChildPackages == null) { 14360 res.removedInfo.removedChildPackages = new ArrayMap<>(); 14361 } 14362 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 14363 } 14364 } 14365 14366 boolean sysPkg = (isSystemApp(oldPackage)); 14367 if (sysPkg) { 14368 // Set the system/privileged flags as needed 14369 final boolean privileged = 14370 (oldPackage.applicationInfo.privateFlags 14371 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 14372 final int systemPolicyFlags = policyFlags 14373 | PackageParser.PARSE_IS_SYSTEM 14374 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 14375 14376 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 14377 user, allUsers, installerPackageName, res); 14378 } else { 14379 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 14380 user, allUsers, installerPackageName, res); 14381 } 14382 } 14383 14384 public List<String> getPreviousCodePaths(String packageName) { 14385 final PackageSetting ps = mSettings.mPackages.get(packageName); 14386 final List<String> result = new ArrayList<String>(); 14387 if (ps != null && ps.oldCodePaths != null) { 14388 result.addAll(ps.oldCodePaths); 14389 } 14390 return result; 14391 } 14392 14393 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 14394 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14395 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14396 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 14397 + deletedPackage); 14398 14399 String pkgName = deletedPackage.packageName; 14400 boolean deletedPkg = true; 14401 boolean addedPkg = false; 14402 boolean updatedSettings = false; 14403 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 14404 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 14405 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 14406 14407 final long origUpdateTime = (pkg.mExtras != null) 14408 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 14409 14410 // First delete the existing package while retaining the data directory 14411 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14412 res.removedInfo, true, pkg)) { 14413 // If the existing package wasn't successfully deleted 14414 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 14415 deletedPkg = false; 14416 } else { 14417 // Successfully deleted the old package; proceed with replace. 14418 14419 // If deleted package lived in a container, give users a chance to 14420 // relinquish resources before killing. 14421 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 14422 if (DEBUG_INSTALL) { 14423 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 14424 } 14425 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 14426 final ArrayList<String> pkgList = new ArrayList<String>(1); 14427 pkgList.add(deletedPackage.applicationInfo.packageName); 14428 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 14429 } 14430 14431 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14432 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14433 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14434 14435 try { 14436 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 14437 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 14438 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14439 14440 // Update the in-memory copy of the previous code paths. 14441 PackageSetting ps = mSettings.mPackages.get(pkgName); 14442 if (!killApp) { 14443 if (ps.oldCodePaths == null) { 14444 ps.oldCodePaths = new ArraySet<>(); 14445 } 14446 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 14447 if (deletedPackage.splitCodePaths != null) { 14448 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 14449 } 14450 } else { 14451 ps.oldCodePaths = null; 14452 } 14453 if (ps.childPackageNames != null) { 14454 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 14455 final String childPkgName = ps.childPackageNames.get(i); 14456 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 14457 childPs.oldCodePaths = ps.oldCodePaths; 14458 } 14459 } 14460 prepareAppDataAfterInstallLIF(newPackage); 14461 addedPkg = true; 14462 } catch (PackageManagerException e) { 14463 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14464 } 14465 } 14466 14467 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14468 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 14469 14470 // Revert all internal state mutations and added folders for the failed install 14471 if (addedPkg) { 14472 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14473 res.removedInfo, true, null); 14474 } 14475 14476 // Restore the old package 14477 if (deletedPkg) { 14478 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 14479 File restoreFile = new File(deletedPackage.codePath); 14480 // Parse old package 14481 boolean oldExternal = isExternal(deletedPackage); 14482 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 14483 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 14484 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 14485 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 14486 try { 14487 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 14488 null); 14489 } catch (PackageManagerException e) { 14490 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 14491 + e.getMessage()); 14492 return; 14493 } 14494 14495 synchronized (mPackages) { 14496 // Ensure the installer package name up to date 14497 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14498 14499 // Update permissions for restored package 14500 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14501 14502 mSettings.writeLPr(); 14503 } 14504 14505 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 14506 } 14507 } else { 14508 synchronized (mPackages) { 14509 PackageSetting ps = mSettings.peekPackageLPr(pkg.packageName); 14510 if (ps != null) { 14511 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 14512 if (res.removedInfo.removedChildPackages != null) { 14513 final int childCount = res.removedInfo.removedChildPackages.size(); 14514 // Iterate in reverse as we may modify the collection 14515 for (int i = childCount - 1; i >= 0; i--) { 14516 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 14517 if (res.addedChildPackages.containsKey(childPackageName)) { 14518 res.removedInfo.removedChildPackages.removeAt(i); 14519 } else { 14520 PackageRemovedInfo childInfo = res.removedInfo 14521 .removedChildPackages.valueAt(i); 14522 childInfo.removedForAllUsers = mPackages.get( 14523 childInfo.removedPackage) == null; 14524 } 14525 } 14526 } 14527 } 14528 } 14529 } 14530 } 14531 14532 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 14533 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14534 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14535 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 14536 + ", old=" + deletedPackage); 14537 14538 final boolean disabledSystem; 14539 14540 // Remove existing system package 14541 removePackageLI(deletedPackage, true); 14542 14543 synchronized (mPackages) { 14544 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 14545 } 14546 if (!disabledSystem) { 14547 // We didn't need to disable the .apk as a current system package, 14548 // which means we are replacing another update that is already 14549 // installed. We need to make sure to delete the older one's .apk. 14550 res.removedInfo.args = createInstallArgsForExisting(0, 14551 deletedPackage.applicationInfo.getCodePath(), 14552 deletedPackage.applicationInfo.getResourcePath(), 14553 getAppDexInstructionSets(deletedPackage.applicationInfo)); 14554 } else { 14555 res.removedInfo.args = null; 14556 } 14557 14558 // Successfully disabled the old package. Now proceed with re-installation 14559 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14560 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14561 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14562 14563 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14564 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 14565 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 14566 14567 PackageParser.Package newPackage = null; 14568 try { 14569 // Add the package to the internal data structures 14570 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 14571 14572 // Set the update and install times 14573 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 14574 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 14575 System.currentTimeMillis()); 14576 14577 // Update the package dynamic state if succeeded 14578 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14579 // Now that the install succeeded make sure we remove data 14580 // directories for any child package the update removed. 14581 final int deletedChildCount = (deletedPackage.childPackages != null) 14582 ? deletedPackage.childPackages.size() : 0; 14583 final int newChildCount = (newPackage.childPackages != null) 14584 ? newPackage.childPackages.size() : 0; 14585 for (int i = 0; i < deletedChildCount; i++) { 14586 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 14587 boolean childPackageDeleted = true; 14588 for (int j = 0; j < newChildCount; j++) { 14589 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 14590 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 14591 childPackageDeleted = false; 14592 break; 14593 } 14594 } 14595 if (childPackageDeleted) { 14596 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 14597 deletedChildPkg.packageName); 14598 if (ps != null && res.removedInfo.removedChildPackages != null) { 14599 PackageRemovedInfo removedChildRes = res.removedInfo 14600 .removedChildPackages.get(deletedChildPkg.packageName); 14601 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 14602 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 14603 } 14604 } 14605 } 14606 14607 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14608 prepareAppDataAfterInstallLIF(newPackage); 14609 } 14610 } catch (PackageManagerException e) { 14611 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 14612 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14613 } 14614 14615 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14616 // Re installation failed. Restore old information 14617 // Remove new pkg information 14618 if (newPackage != null) { 14619 removeInstalledPackageLI(newPackage, true); 14620 } 14621 // Add back the old system package 14622 try { 14623 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 14624 } catch (PackageManagerException e) { 14625 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 14626 } 14627 14628 synchronized (mPackages) { 14629 if (disabledSystem) { 14630 enableSystemPackageLPw(deletedPackage); 14631 } 14632 14633 // Ensure the installer package name up to date 14634 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14635 14636 // Update permissions for restored package 14637 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14638 14639 mSettings.writeLPr(); 14640 } 14641 14642 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 14643 + " after failed upgrade"); 14644 } 14645 } 14646 14647 /** 14648 * Checks whether the parent or any of the child packages have a change shared 14649 * user. For a package to be a valid update the shred users of the parent and 14650 * the children should match. We may later support changing child shared users. 14651 * @param oldPkg The updated package. 14652 * @param newPkg The update package. 14653 * @return The shared user that change between the versions. 14654 */ 14655 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 14656 PackageParser.Package newPkg) { 14657 // Check parent shared user 14658 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 14659 return newPkg.packageName; 14660 } 14661 // Check child shared users 14662 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14663 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 14664 for (int i = 0; i < newChildCount; i++) { 14665 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 14666 // If this child was present, did it have the same shared user? 14667 for (int j = 0; j < oldChildCount; j++) { 14668 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 14669 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 14670 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 14671 return newChildPkg.packageName; 14672 } 14673 } 14674 } 14675 return null; 14676 } 14677 14678 private void removeNativeBinariesLI(PackageSetting ps) { 14679 // Remove the lib path for the parent package 14680 if (ps != null) { 14681 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 14682 // Remove the lib path for the child packages 14683 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 14684 for (int i = 0; i < childCount; i++) { 14685 PackageSetting childPs = null; 14686 synchronized (mPackages) { 14687 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 14688 } 14689 if (childPs != null) { 14690 NativeLibraryHelper.removeNativeBinariesLI(childPs 14691 .legacyNativeLibraryPathString); 14692 } 14693 } 14694 } 14695 } 14696 14697 private void enableSystemPackageLPw(PackageParser.Package pkg) { 14698 // Enable the parent package 14699 mSettings.enableSystemPackageLPw(pkg.packageName); 14700 // Enable the child packages 14701 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14702 for (int i = 0; i < childCount; i++) { 14703 PackageParser.Package childPkg = pkg.childPackages.get(i); 14704 mSettings.enableSystemPackageLPw(childPkg.packageName); 14705 } 14706 } 14707 14708 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 14709 PackageParser.Package newPkg) { 14710 // Disable the parent package (parent always replaced) 14711 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 14712 // Disable the child packages 14713 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14714 for (int i = 0; i < childCount; i++) { 14715 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 14716 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 14717 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 14718 } 14719 return disabled; 14720 } 14721 14722 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 14723 String installerPackageName) { 14724 // Enable the parent package 14725 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 14726 // Enable the child packages 14727 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14728 for (int i = 0; i < childCount; i++) { 14729 PackageParser.Package childPkg = pkg.childPackages.get(i); 14730 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 14731 } 14732 } 14733 14734 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 14735 // Collect all used permissions in the UID 14736 ArraySet<String> usedPermissions = new ArraySet<>(); 14737 final int packageCount = su.packages.size(); 14738 for (int i = 0; i < packageCount; i++) { 14739 PackageSetting ps = su.packages.valueAt(i); 14740 if (ps.pkg == null) { 14741 continue; 14742 } 14743 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 14744 for (int j = 0; j < requestedPermCount; j++) { 14745 String permission = ps.pkg.requestedPermissions.get(j); 14746 BasePermission bp = mSettings.mPermissions.get(permission); 14747 if (bp != null) { 14748 usedPermissions.add(permission); 14749 } 14750 } 14751 } 14752 14753 PermissionsState permissionsState = su.getPermissionsState(); 14754 // Prune install permissions 14755 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 14756 final int installPermCount = installPermStates.size(); 14757 for (int i = installPermCount - 1; i >= 0; i--) { 14758 PermissionState permissionState = installPermStates.get(i); 14759 if (!usedPermissions.contains(permissionState.getName())) { 14760 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14761 if (bp != null) { 14762 permissionsState.revokeInstallPermission(bp); 14763 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 14764 PackageManager.MASK_PERMISSION_FLAGS, 0); 14765 } 14766 } 14767 } 14768 14769 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 14770 14771 // Prune runtime permissions 14772 for (int userId : allUserIds) { 14773 List<PermissionState> runtimePermStates = permissionsState 14774 .getRuntimePermissionStates(userId); 14775 final int runtimePermCount = runtimePermStates.size(); 14776 for (int i = runtimePermCount - 1; i >= 0; i--) { 14777 PermissionState permissionState = runtimePermStates.get(i); 14778 if (!usedPermissions.contains(permissionState.getName())) { 14779 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14780 if (bp != null) { 14781 permissionsState.revokeRuntimePermission(bp, userId); 14782 permissionsState.updatePermissionFlags(bp, userId, 14783 PackageManager.MASK_PERMISSION_FLAGS, 0); 14784 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 14785 runtimePermissionChangedUserIds, userId); 14786 } 14787 } 14788 } 14789 } 14790 14791 return runtimePermissionChangedUserIds; 14792 } 14793 14794 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 14795 int[] allUsers, PackageInstalledInfo res, UserHandle user) { 14796 // Update the parent package setting 14797 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 14798 res, user); 14799 // Update the child packages setting 14800 final int childCount = (newPackage.childPackages != null) 14801 ? newPackage.childPackages.size() : 0; 14802 for (int i = 0; i < childCount; i++) { 14803 PackageParser.Package childPackage = newPackage.childPackages.get(i); 14804 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 14805 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 14806 childRes.origUsers, childRes, user); 14807 } 14808 } 14809 14810 private void updateSettingsInternalLI(PackageParser.Package newPackage, 14811 String installerPackageName, int[] allUsers, int[] installedForUsers, 14812 PackageInstalledInfo res, UserHandle user) { 14813 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 14814 14815 String pkgName = newPackage.packageName; 14816 synchronized (mPackages) { 14817 //write settings. the installStatus will be incomplete at this stage. 14818 //note that the new package setting would have already been 14819 //added to mPackages. It hasn't been persisted yet. 14820 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 14821 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14822 mSettings.writeLPr(); 14823 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14824 } 14825 14826 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 14827 synchronized (mPackages) { 14828 updatePermissionsLPw(newPackage.packageName, newPackage, 14829 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 14830 ? UPDATE_PERMISSIONS_ALL : 0)); 14831 // For system-bundled packages, we assume that installing an upgraded version 14832 // of the package implies that the user actually wants to run that new code, 14833 // so we enable the package. 14834 PackageSetting ps = mSettings.mPackages.get(pkgName); 14835 final int userId = user.getIdentifier(); 14836 if (ps != null) { 14837 if (isSystemApp(newPackage)) { 14838 if (DEBUG_INSTALL) { 14839 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 14840 } 14841 // Enable system package for requested users 14842 if (res.origUsers != null) { 14843 for (int origUserId : res.origUsers) { 14844 if (userId == UserHandle.USER_ALL || userId == origUserId) { 14845 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 14846 origUserId, installerPackageName); 14847 } 14848 } 14849 } 14850 // Also convey the prior install/uninstall state 14851 if (allUsers != null && installedForUsers != null) { 14852 for (int currentUserId : allUsers) { 14853 final boolean installed = ArrayUtils.contains( 14854 installedForUsers, currentUserId); 14855 if (DEBUG_INSTALL) { 14856 Slog.d(TAG, " user " + currentUserId + " => " + installed); 14857 } 14858 ps.setInstalled(installed, currentUserId); 14859 } 14860 // these install state changes will be persisted in the 14861 // upcoming call to mSettings.writeLPr(). 14862 } 14863 } 14864 // It's implied that when a user requests installation, they want the app to be 14865 // installed and enabled. 14866 if (userId != UserHandle.USER_ALL) { 14867 ps.setInstalled(true, userId); 14868 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 14869 } 14870 } 14871 res.name = pkgName; 14872 res.uid = newPackage.applicationInfo.uid; 14873 res.pkg = newPackage; 14874 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 14875 mSettings.setInstallerPackageName(pkgName, installerPackageName); 14876 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14877 //to update install status 14878 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14879 mSettings.writeLPr(); 14880 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14881 } 14882 14883 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14884 } 14885 14886 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 14887 try { 14888 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 14889 installPackageLI(args, res); 14890 } finally { 14891 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14892 } 14893 } 14894 14895 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 14896 final int installFlags = args.installFlags; 14897 final String installerPackageName = args.installerPackageName; 14898 final String volumeUuid = args.volumeUuid; 14899 final File tmpPackageFile = new File(args.getCodePath()); 14900 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 14901 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 14902 || (args.volumeUuid != null)); 14903 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 14904 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 14905 boolean replace = false; 14906 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 14907 if (args.move != null) { 14908 // moving a complete application; perform an initial scan on the new install location 14909 scanFlags |= SCAN_INITIAL; 14910 } 14911 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 14912 scanFlags |= SCAN_DONT_KILL_APP; 14913 } 14914 14915 // Result object to be returned 14916 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14917 14918 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 14919 14920 // Sanity check 14921 if (ephemeral && (forwardLocked || onExternal)) { 14922 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 14923 + " external=" + onExternal); 14924 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14925 return; 14926 } 14927 14928 // Retrieve PackageSettings and parse package 14929 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 14930 | PackageParser.PARSE_ENFORCE_CODE 14931 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 14932 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 14933 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 14934 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 14935 PackageParser pp = new PackageParser(); 14936 pp.setSeparateProcesses(mSeparateProcesses); 14937 pp.setDisplayMetrics(mMetrics); 14938 14939 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 14940 final PackageParser.Package pkg; 14941 try { 14942 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 14943 } catch (PackageParserException e) { 14944 res.setError("Failed parse during installPackageLI", e); 14945 return; 14946 } finally { 14947 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14948 } 14949 14950 // If we are installing a clustered package add results for the children 14951 if (pkg.childPackages != null) { 14952 synchronized (mPackages) { 14953 final int childCount = pkg.childPackages.size(); 14954 for (int i = 0; i < childCount; i++) { 14955 PackageParser.Package childPkg = pkg.childPackages.get(i); 14956 PackageInstalledInfo childRes = new PackageInstalledInfo(); 14957 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14958 childRes.pkg = childPkg; 14959 childRes.name = childPkg.packageName; 14960 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 14961 if (childPs != null) { 14962 childRes.origUsers = childPs.queryInstalledUsers( 14963 sUserManager.getUserIds(), true); 14964 } 14965 if ((mPackages.containsKey(childPkg.packageName))) { 14966 childRes.removedInfo = new PackageRemovedInfo(); 14967 childRes.removedInfo.removedPackage = childPkg.packageName; 14968 } 14969 if (res.addedChildPackages == null) { 14970 res.addedChildPackages = new ArrayMap<>(); 14971 } 14972 res.addedChildPackages.put(childPkg.packageName, childRes); 14973 } 14974 } 14975 } 14976 14977 // If package doesn't declare API override, mark that we have an install 14978 // time CPU ABI override. 14979 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 14980 pkg.cpuAbiOverride = args.abiOverride; 14981 } 14982 14983 String pkgName = res.name = pkg.packageName; 14984 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 14985 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 14986 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 14987 return; 14988 } 14989 } 14990 14991 try { 14992 // either use what we've been given or parse directly from the APK 14993 if (args.certificates != null) { 14994 try { 14995 PackageParser.populateCertificates(pkg, args.certificates); 14996 } catch (PackageParserException e) { 14997 // there was something wrong with the certificates we were given; 14998 // try to pull them from the APK 14999 PackageParser.collectCertificates(pkg, parseFlags); 15000 } 15001 } else { 15002 PackageParser.collectCertificates(pkg, parseFlags); 15003 } 15004 } catch (PackageParserException e) { 15005 res.setError("Failed collect during installPackageLI", e); 15006 return; 15007 } 15008 15009 // Get rid of all references to package scan path via parser. 15010 pp = null; 15011 String oldCodePath = null; 15012 boolean systemApp = false; 15013 synchronized (mPackages) { 15014 // Check if installing already existing package 15015 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15016 String oldName = mSettings.mRenamedPackages.get(pkgName); 15017 if (pkg.mOriginalPackages != null 15018 && pkg.mOriginalPackages.contains(oldName) 15019 && mPackages.containsKey(oldName)) { 15020 // This package is derived from an original package, 15021 // and this device has been updating from that original 15022 // name. We must continue using the original name, so 15023 // rename the new package here. 15024 pkg.setPackageName(oldName); 15025 pkgName = pkg.packageName; 15026 replace = true; 15027 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 15028 + oldName + " pkgName=" + pkgName); 15029 } else if (mPackages.containsKey(pkgName)) { 15030 // This package, under its official name, already exists 15031 // on the device; we should replace it. 15032 replace = true; 15033 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 15034 } 15035 15036 // Child packages are installed through the parent package 15037 if (pkg.parentPackage != null) { 15038 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15039 "Package " + pkg.packageName + " is child of package " 15040 + pkg.parentPackage.parentPackage + ". Child packages " 15041 + "can be updated only through the parent package."); 15042 return; 15043 } 15044 15045 if (replace) { 15046 // Prevent apps opting out from runtime permissions 15047 PackageParser.Package oldPackage = mPackages.get(pkgName); 15048 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 15049 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 15050 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 15051 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 15052 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 15053 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 15054 + " doesn't support runtime permissions but the old" 15055 + " target SDK " + oldTargetSdk + " does."); 15056 return; 15057 } 15058 15059 // Prevent installing of child packages 15060 if (oldPackage.parentPackage != null) { 15061 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15062 "Package " + pkg.packageName + " is child of package " 15063 + oldPackage.parentPackage + ". Child packages " 15064 + "can be updated only through the parent package."); 15065 return; 15066 } 15067 } 15068 } 15069 15070 PackageSetting ps = mSettings.mPackages.get(pkgName); 15071 if (ps != null) { 15072 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 15073 15074 // Quick sanity check that we're signed correctly if updating; 15075 // we'll check this again later when scanning, but we want to 15076 // bail early here before tripping over redefined permissions. 15077 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15078 if (!checkUpgradeKeySetLP(ps, pkg)) { 15079 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 15080 + pkg.packageName + " upgrade keys do not match the " 15081 + "previously installed version"); 15082 return; 15083 } 15084 } else { 15085 try { 15086 verifySignaturesLP(ps, pkg); 15087 } catch (PackageManagerException e) { 15088 res.setError(e.error, e.getMessage()); 15089 return; 15090 } 15091 } 15092 15093 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 15094 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 15095 systemApp = (ps.pkg.applicationInfo.flags & 15096 ApplicationInfo.FLAG_SYSTEM) != 0; 15097 } 15098 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15099 } 15100 15101 // Check whether the newly-scanned package wants to define an already-defined perm 15102 int N = pkg.permissions.size(); 15103 for (int i = N-1; i >= 0; i--) { 15104 PackageParser.Permission perm = pkg.permissions.get(i); 15105 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 15106 if (bp != null) { 15107 // If the defining package is signed with our cert, it's okay. This 15108 // also includes the "updating the same package" case, of course. 15109 // "updating same package" could also involve key-rotation. 15110 final boolean sigsOk; 15111 if (bp.sourcePackage.equals(pkg.packageName) 15112 && (bp.packageSetting instanceof PackageSetting) 15113 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 15114 scanFlags))) { 15115 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 15116 } else { 15117 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 15118 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 15119 } 15120 if (!sigsOk) { 15121 // If the owning package is the system itself, we log but allow 15122 // install to proceed; we fail the install on all other permission 15123 // redefinitions. 15124 if (!bp.sourcePackage.equals("android")) { 15125 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 15126 + pkg.packageName + " attempting to redeclare permission " 15127 + perm.info.name + " already owned by " + bp.sourcePackage); 15128 res.origPermission = perm.info.name; 15129 res.origPackage = bp.sourcePackage; 15130 return; 15131 } else { 15132 Slog.w(TAG, "Package " + pkg.packageName 15133 + " attempting to redeclare system permission " 15134 + perm.info.name + "; ignoring new declaration"); 15135 pkg.permissions.remove(i); 15136 } 15137 } 15138 } 15139 } 15140 } 15141 15142 if (systemApp) { 15143 if (onExternal) { 15144 // Abort update; system app can't be replaced with app on sdcard 15145 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 15146 "Cannot install updates to system apps on sdcard"); 15147 return; 15148 } else if (ephemeral) { 15149 // Abort update; system app can't be replaced with an ephemeral app 15150 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 15151 "Cannot update a system app with an ephemeral app"); 15152 return; 15153 } 15154 } 15155 15156 if (args.move != null) { 15157 // We did an in-place move, so dex is ready to roll 15158 scanFlags |= SCAN_NO_DEX; 15159 scanFlags |= SCAN_MOVE; 15160 15161 synchronized (mPackages) { 15162 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15163 if (ps == null) { 15164 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 15165 "Missing settings for moved package " + pkgName); 15166 } 15167 15168 // We moved the entire application as-is, so bring over the 15169 // previously derived ABI information. 15170 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 15171 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 15172 } 15173 15174 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 15175 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 15176 scanFlags |= SCAN_NO_DEX; 15177 15178 try { 15179 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 15180 args.abiOverride : pkg.cpuAbiOverride); 15181 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 15182 true /* extract libs */); 15183 } catch (PackageManagerException pme) { 15184 Slog.e(TAG, "Error deriving application ABI", pme); 15185 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 15186 return; 15187 } 15188 15189 // Shared libraries for the package need to be updated. 15190 synchronized (mPackages) { 15191 try { 15192 updateSharedLibrariesLPw(pkg, null); 15193 } catch (PackageManagerException e) { 15194 Slog.e(TAG, "updateSharedLibrariesLPw failed: " + e.getMessage()); 15195 } 15196 } 15197 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 15198 // Do not run PackageDexOptimizer through the local performDexOpt 15199 // method because `pkg` may not be in `mPackages` yet. 15200 // 15201 // Also, don't fail application installs if the dexopt step fails. 15202 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 15203 null /* instructionSets */, false /* checkProfiles */, 15204 getCompilerFilterForReason(REASON_INSTALL), 15205 getOrCreateCompilerPackageStats(pkg)); 15206 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15207 15208 // Notify BackgroundDexOptService that the package has been changed. 15209 // If this is an update of a package which used to fail to compile, 15210 // BDOS will remove it from its blacklist. 15211 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 15212 } 15213 15214 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 15215 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 15216 return; 15217 } 15218 15219 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 15220 15221 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 15222 "installPackageLI")) { 15223 if (replace) { 15224 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 15225 installerPackageName, res); 15226 } else { 15227 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 15228 args.user, installerPackageName, volumeUuid, res); 15229 } 15230 } 15231 synchronized (mPackages) { 15232 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15233 if (ps != null) { 15234 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15235 } 15236 15237 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15238 for (int i = 0; i < childCount; i++) { 15239 PackageParser.Package childPkg = pkg.childPackages.get(i); 15240 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15241 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 15242 if (childPs != null) { 15243 childRes.newUsers = childPs.queryInstalledUsers( 15244 sUserManager.getUserIds(), true); 15245 } 15246 } 15247 } 15248 } 15249 15250 private void startIntentFilterVerifications(int userId, boolean replacing, 15251 PackageParser.Package pkg) { 15252 if (mIntentFilterVerifierComponent == null) { 15253 Slog.w(TAG, "No IntentFilter verification will not be done as " 15254 + "there is no IntentFilterVerifier available!"); 15255 return; 15256 } 15257 15258 final int verifierUid = getPackageUid( 15259 mIntentFilterVerifierComponent.getPackageName(), 15260 MATCH_DEBUG_TRIAGED_MISSING, 15261 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 15262 15263 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15264 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 15265 mHandler.sendMessage(msg); 15266 15267 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15268 for (int i = 0; i < childCount; i++) { 15269 PackageParser.Package childPkg = pkg.childPackages.get(i); 15270 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15271 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 15272 mHandler.sendMessage(msg); 15273 } 15274 } 15275 15276 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 15277 PackageParser.Package pkg) { 15278 int size = pkg.activities.size(); 15279 if (size == 0) { 15280 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15281 "No activity, so no need to verify any IntentFilter!"); 15282 return; 15283 } 15284 15285 final boolean hasDomainURLs = hasDomainURLs(pkg); 15286 if (!hasDomainURLs) { 15287 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15288 "No domain URLs, so no need to verify any IntentFilter!"); 15289 return; 15290 } 15291 15292 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 15293 + " if any IntentFilter from the " + size 15294 + " Activities needs verification ..."); 15295 15296 int count = 0; 15297 final String packageName = pkg.packageName; 15298 15299 synchronized (mPackages) { 15300 // If this is a new install and we see that we've already run verification for this 15301 // package, we have nothing to do: it means the state was restored from backup. 15302 if (!replacing) { 15303 IntentFilterVerificationInfo ivi = 15304 mSettings.getIntentFilterVerificationLPr(packageName); 15305 if (ivi != null) { 15306 if (DEBUG_DOMAIN_VERIFICATION) { 15307 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 15308 + ivi.getStatusString()); 15309 } 15310 return; 15311 } 15312 } 15313 15314 // If any filters need to be verified, then all need to be. 15315 boolean needToVerify = false; 15316 for (PackageParser.Activity a : pkg.activities) { 15317 for (ActivityIntentInfo filter : a.intents) { 15318 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 15319 if (DEBUG_DOMAIN_VERIFICATION) { 15320 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 15321 } 15322 needToVerify = true; 15323 break; 15324 } 15325 } 15326 } 15327 15328 if (needToVerify) { 15329 final int verificationId = mIntentFilterVerificationToken++; 15330 for (PackageParser.Activity a : pkg.activities) { 15331 for (ActivityIntentInfo filter : a.intents) { 15332 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 15333 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15334 "Verification needed for IntentFilter:" + filter.toString()); 15335 mIntentFilterVerifier.addOneIntentFilterVerification( 15336 verifierUid, userId, verificationId, filter, packageName); 15337 count++; 15338 } 15339 } 15340 } 15341 } 15342 } 15343 15344 if (count > 0) { 15345 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 15346 + " IntentFilter verification" + (count > 1 ? "s" : "") 15347 + " for userId:" + userId); 15348 mIntentFilterVerifier.startVerifications(userId); 15349 } else { 15350 if (DEBUG_DOMAIN_VERIFICATION) { 15351 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 15352 } 15353 } 15354 } 15355 15356 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 15357 final ComponentName cn = filter.activity.getComponentName(); 15358 final String packageName = cn.getPackageName(); 15359 15360 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 15361 packageName); 15362 if (ivi == null) { 15363 return true; 15364 } 15365 int status = ivi.getStatus(); 15366 switch (status) { 15367 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 15368 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 15369 return true; 15370 15371 default: 15372 // Nothing to do 15373 return false; 15374 } 15375 } 15376 15377 private static boolean isMultiArch(ApplicationInfo info) { 15378 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 15379 } 15380 15381 private static boolean isExternal(PackageParser.Package pkg) { 15382 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15383 } 15384 15385 private static boolean isExternal(PackageSetting ps) { 15386 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15387 } 15388 15389 private static boolean isEphemeral(PackageParser.Package pkg) { 15390 return pkg.applicationInfo.isEphemeralApp(); 15391 } 15392 15393 private static boolean isEphemeral(PackageSetting ps) { 15394 return ps.pkg != null && isEphemeral(ps.pkg); 15395 } 15396 15397 private static boolean isSystemApp(PackageParser.Package pkg) { 15398 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 15399 } 15400 15401 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 15402 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15403 } 15404 15405 private static boolean hasDomainURLs(PackageParser.Package pkg) { 15406 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 15407 } 15408 15409 private static boolean isSystemApp(PackageSetting ps) { 15410 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 15411 } 15412 15413 private static boolean isUpdatedSystemApp(PackageSetting ps) { 15414 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 15415 } 15416 15417 private int packageFlagsToInstallFlags(PackageSetting ps) { 15418 int installFlags = 0; 15419 if (isEphemeral(ps)) { 15420 installFlags |= PackageManager.INSTALL_EPHEMERAL; 15421 } 15422 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 15423 // This existing package was an external ASEC install when we have 15424 // the external flag without a UUID 15425 installFlags |= PackageManager.INSTALL_EXTERNAL; 15426 } 15427 if (ps.isForwardLocked()) { 15428 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 15429 } 15430 return installFlags; 15431 } 15432 15433 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 15434 if (isExternal(pkg)) { 15435 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15436 return StorageManager.UUID_PRIMARY_PHYSICAL; 15437 } else { 15438 return pkg.volumeUuid; 15439 } 15440 } else { 15441 return StorageManager.UUID_PRIVATE_INTERNAL; 15442 } 15443 } 15444 15445 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 15446 if (isExternal(pkg)) { 15447 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15448 return mSettings.getExternalVersion(); 15449 } else { 15450 return mSettings.findOrCreateVersion(pkg.volumeUuid); 15451 } 15452 } else { 15453 return mSettings.getInternalVersion(); 15454 } 15455 } 15456 15457 private void deleteTempPackageFiles() { 15458 final FilenameFilter filter = new FilenameFilter() { 15459 public boolean accept(File dir, String name) { 15460 return name.startsWith("vmdl") && name.endsWith(".tmp"); 15461 } 15462 }; 15463 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 15464 file.delete(); 15465 } 15466 } 15467 15468 @Override 15469 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 15470 int flags) { 15471 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 15472 flags); 15473 } 15474 15475 @Override 15476 public void deletePackage(final String packageName, 15477 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 15478 mContext.enforceCallingOrSelfPermission( 15479 android.Manifest.permission.DELETE_PACKAGES, null); 15480 Preconditions.checkNotNull(packageName); 15481 Preconditions.checkNotNull(observer); 15482 final int uid = Binder.getCallingUid(); 15483 if (!isOrphaned(packageName) 15484 && !isCallerAllowedToSilentlyUninstall(uid, packageName)) { 15485 try { 15486 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 15487 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 15488 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 15489 observer.onUserActionRequired(intent); 15490 } catch (RemoteException re) { 15491 } 15492 return; 15493 } 15494 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 15495 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 15496 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 15497 mContext.enforceCallingOrSelfPermission( 15498 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 15499 "deletePackage for user " + userId); 15500 } 15501 15502 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 15503 try { 15504 observer.onPackageDeleted(packageName, 15505 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 15506 } catch (RemoteException re) { 15507 } 15508 return; 15509 } 15510 15511 if (!deleteAllUsers && getBlockUninstallForUser(packageName, userId)) { 15512 try { 15513 observer.onPackageDeleted(packageName, 15514 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 15515 } catch (RemoteException re) { 15516 } 15517 return; 15518 } 15519 15520 if (DEBUG_REMOVE) { 15521 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId 15522 + " deleteAllUsers: " + deleteAllUsers ); 15523 } 15524 // Queue up an async operation since the package deletion may take a little while. 15525 mHandler.post(new Runnable() { 15526 public void run() { 15527 mHandler.removeCallbacks(this); 15528 int returnCode; 15529 if (!deleteAllUsers) { 15530 returnCode = deletePackageX(packageName, userId, deleteFlags); 15531 } else { 15532 int[] blockUninstallUserIds = getBlockUninstallForUsers(packageName, users); 15533 // If nobody is blocking uninstall, proceed with delete for all users 15534 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 15535 returnCode = deletePackageX(packageName, userId, deleteFlags); 15536 } else { 15537 // Otherwise uninstall individually for users with blockUninstalls=false 15538 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 15539 for (int userId : users) { 15540 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 15541 returnCode = deletePackageX(packageName, userId, userFlags); 15542 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 15543 Slog.w(TAG, "Package delete failed for user " + userId 15544 + ", returnCode " + returnCode); 15545 } 15546 } 15547 } 15548 // The app has only been marked uninstalled for certain users. 15549 // We still need to report that delete was blocked 15550 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 15551 } 15552 } 15553 try { 15554 observer.onPackageDeleted(packageName, returnCode, null); 15555 } catch (RemoteException e) { 15556 Log.i(TAG, "Observer no longer exists."); 15557 } //end catch 15558 } //end run 15559 }); 15560 } 15561 15562 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 15563 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 15564 || callingUid == Process.SYSTEM_UID) { 15565 return true; 15566 } 15567 final int callingUserId = UserHandle.getUserId(callingUid); 15568 // If the caller installed the pkgName, then allow it to silently uninstall. 15569 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 15570 return true; 15571 } 15572 15573 // Allow package verifier to silently uninstall. 15574 if (mRequiredVerifierPackage != null && 15575 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 15576 return true; 15577 } 15578 15579 // Allow package uninstaller to silently uninstall. 15580 if (mRequiredUninstallerPackage != null && 15581 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 15582 return true; 15583 } 15584 15585 // Allow storage manager to silently uninstall. 15586 if (mStorageManagerPackage != null && 15587 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 15588 return true; 15589 } 15590 return false; 15591 } 15592 15593 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 15594 int[] result = EMPTY_INT_ARRAY; 15595 for (int userId : userIds) { 15596 if (getBlockUninstallForUser(packageName, userId)) { 15597 result = ArrayUtils.appendInt(result, userId); 15598 } 15599 } 15600 return result; 15601 } 15602 15603 @Override 15604 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 15605 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 15606 } 15607 15608 private boolean isPackageDeviceAdmin(String packageName, int userId) { 15609 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 15610 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 15611 try { 15612 if (dpm != null) { 15613 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 15614 /* callingUserOnly =*/ false); 15615 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 15616 : deviceOwnerComponentName.getPackageName(); 15617 // Does the package contains the device owner? 15618 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 15619 // this check is probably not needed, since DO should be registered as a device 15620 // admin on some user too. (Original bug for this: b/17657954) 15621 if (packageName.equals(deviceOwnerPackageName)) { 15622 return true; 15623 } 15624 // Does it contain a device admin for any user? 15625 int[] users; 15626 if (userId == UserHandle.USER_ALL) { 15627 users = sUserManager.getUserIds(); 15628 } else { 15629 users = new int[]{userId}; 15630 } 15631 for (int i = 0; i < users.length; ++i) { 15632 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 15633 return true; 15634 } 15635 } 15636 } 15637 } catch (RemoteException e) { 15638 } 15639 return false; 15640 } 15641 15642 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 15643 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 15644 } 15645 15646 /** 15647 * This method is an internal method that could be get invoked either 15648 * to delete an installed package or to clean up a failed installation. 15649 * After deleting an installed package, a broadcast is sent to notify any 15650 * listeners that the package has been removed. For cleaning up a failed 15651 * installation, the broadcast is not necessary since the package's 15652 * installation wouldn't have sent the initial broadcast either 15653 * The key steps in deleting a package are 15654 * deleting the package information in internal structures like mPackages, 15655 * deleting the packages base directories through installd 15656 * updating mSettings to reflect current status 15657 * persisting settings for later use 15658 * sending a broadcast if necessary 15659 */ 15660 private int deletePackageX(String packageName, int userId, int deleteFlags) { 15661 final PackageRemovedInfo info = new PackageRemovedInfo(); 15662 final boolean res; 15663 15664 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 15665 ? UserHandle.USER_ALL : userId; 15666 15667 if (isPackageDeviceAdmin(packageName, removeUser)) { 15668 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 15669 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 15670 } 15671 15672 PackageSetting uninstalledPs = null; 15673 15674 // for the uninstall-updates case and restricted profiles, remember the per- 15675 // user handle installed state 15676 int[] allUsers; 15677 synchronized (mPackages) { 15678 uninstalledPs = mSettings.mPackages.get(packageName); 15679 if (uninstalledPs == null) { 15680 Slog.w(TAG, "Not removing non-existent package " + packageName); 15681 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15682 } 15683 allUsers = sUserManager.getUserIds(); 15684 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 15685 } 15686 15687 final int freezeUser; 15688 if (isUpdatedSystemApp(uninstalledPs) 15689 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 15690 // We're downgrading a system app, which will apply to all users, so 15691 // freeze them all during the downgrade 15692 freezeUser = UserHandle.USER_ALL; 15693 } else { 15694 freezeUser = removeUser; 15695 } 15696 15697 synchronized (mInstallLock) { 15698 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 15699 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 15700 deleteFlags, "deletePackageX")) { 15701 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 15702 deleteFlags | REMOVE_CHATTY, info, true, null); 15703 } 15704 synchronized (mPackages) { 15705 if (res) { 15706 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 15707 } 15708 } 15709 } 15710 15711 if (res) { 15712 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 15713 info.sendPackageRemovedBroadcasts(killApp); 15714 info.sendSystemPackageUpdatedBroadcasts(); 15715 info.sendSystemPackageAppearedBroadcasts(); 15716 } 15717 // Force a gc here. 15718 Runtime.getRuntime().gc(); 15719 // Delete the resources here after sending the broadcast to let 15720 // other processes clean up before deleting resources. 15721 if (info.args != null) { 15722 synchronized (mInstallLock) { 15723 info.args.doPostDeleteLI(true); 15724 } 15725 } 15726 15727 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15728 } 15729 15730 class PackageRemovedInfo { 15731 String removedPackage; 15732 int uid = -1; 15733 int removedAppId = -1; 15734 int[] origUsers; 15735 int[] removedUsers = null; 15736 boolean isRemovedPackageSystemUpdate = false; 15737 boolean isUpdate; 15738 boolean dataRemoved; 15739 boolean removedForAllUsers; 15740 // Clean up resources deleted packages. 15741 InstallArgs args = null; 15742 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 15743 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 15744 15745 void sendPackageRemovedBroadcasts(boolean killApp) { 15746 sendPackageRemovedBroadcastInternal(killApp); 15747 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 15748 for (int i = 0; i < childCount; i++) { 15749 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15750 childInfo.sendPackageRemovedBroadcastInternal(killApp); 15751 } 15752 } 15753 15754 void sendSystemPackageUpdatedBroadcasts() { 15755 if (isRemovedPackageSystemUpdate) { 15756 sendSystemPackageUpdatedBroadcastsInternal(); 15757 final int childCount = (removedChildPackages != null) 15758 ? removedChildPackages.size() : 0; 15759 for (int i = 0; i < childCount; i++) { 15760 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15761 if (childInfo.isRemovedPackageSystemUpdate) { 15762 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 15763 } 15764 } 15765 } 15766 } 15767 15768 void sendSystemPackageAppearedBroadcasts() { 15769 final int packageCount = (appearedChildPackages != null) 15770 ? appearedChildPackages.size() : 0; 15771 for (int i = 0; i < packageCount; i++) { 15772 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 15773 for (int userId : installedInfo.newUsers) { 15774 sendPackageAddedForUser(installedInfo.name, true, 15775 UserHandle.getAppId(installedInfo.uid), userId); 15776 } 15777 } 15778 } 15779 15780 private void sendSystemPackageUpdatedBroadcastsInternal() { 15781 Bundle extras = new Bundle(2); 15782 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15783 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15784 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 15785 extras, 0, null, null, null); 15786 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 15787 extras, 0, null, null, null); 15788 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 15789 null, 0, removedPackage, null, null); 15790 } 15791 15792 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 15793 Bundle extras = new Bundle(2); 15794 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15795 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 15796 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 15797 if (isUpdate || isRemovedPackageSystemUpdate) { 15798 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15799 } 15800 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 15801 if (removedPackage != null) { 15802 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 15803 extras, 0, null, null, removedUsers); 15804 if (dataRemoved && !isRemovedPackageSystemUpdate) { 15805 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 15806 removedPackage, extras, 0, null, null, removedUsers); 15807 } 15808 } 15809 if (removedAppId >= 0) { 15810 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 15811 removedUsers); 15812 } 15813 } 15814 } 15815 15816 /* 15817 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 15818 * flag is not set, the data directory is removed as well. 15819 * make sure this flag is set for partially installed apps. If not its meaningless to 15820 * delete a partially installed application. 15821 */ 15822 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 15823 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 15824 String packageName = ps.name; 15825 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 15826 // Retrieve object to delete permissions for shared user later on 15827 final PackageParser.Package deletedPkg; 15828 final PackageSetting deletedPs; 15829 // reader 15830 synchronized (mPackages) { 15831 deletedPkg = mPackages.get(packageName); 15832 deletedPs = mSettings.mPackages.get(packageName); 15833 if (outInfo != null) { 15834 outInfo.removedPackage = packageName; 15835 outInfo.removedUsers = deletedPs != null 15836 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 15837 : null; 15838 } 15839 } 15840 15841 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 15842 15843 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 15844 final PackageParser.Package resolvedPkg; 15845 if (deletedPkg != null) { 15846 resolvedPkg = deletedPkg; 15847 } else { 15848 // We don't have a parsed package when it lives on an ejected 15849 // adopted storage device, so fake something together 15850 resolvedPkg = new PackageParser.Package(ps.name); 15851 resolvedPkg.setVolumeUuid(ps.volumeUuid); 15852 } 15853 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 15854 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 15855 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 15856 if (outInfo != null) { 15857 outInfo.dataRemoved = true; 15858 } 15859 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 15860 } 15861 15862 // writer 15863 synchronized (mPackages) { 15864 if (deletedPs != null) { 15865 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 15866 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 15867 clearDefaultBrowserIfNeeded(packageName); 15868 if (outInfo != null) { 15869 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 15870 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 15871 } 15872 updatePermissionsLPw(deletedPs.name, null, 0); 15873 if (deletedPs.sharedUser != null) { 15874 // Remove permissions associated with package. Since runtime 15875 // permissions are per user we have to kill the removed package 15876 // or packages running under the shared user of the removed 15877 // package if revoking the permissions requested only by the removed 15878 // package is successful and this causes a change in gids. 15879 for (int userId : UserManagerService.getInstance().getUserIds()) { 15880 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 15881 userId); 15882 if (userIdToKill == UserHandle.USER_ALL 15883 || userIdToKill >= UserHandle.USER_SYSTEM) { 15884 // If gids changed for this user, kill all affected packages. 15885 mHandler.post(new Runnable() { 15886 @Override 15887 public void run() { 15888 // This has to happen with no lock held. 15889 killApplication(deletedPs.name, deletedPs.appId, 15890 KILL_APP_REASON_GIDS_CHANGED); 15891 } 15892 }); 15893 break; 15894 } 15895 } 15896 } 15897 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 15898 } 15899 // make sure to preserve per-user disabled state if this removal was just 15900 // a downgrade of a system app to the factory package 15901 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 15902 if (DEBUG_REMOVE) { 15903 Slog.d(TAG, "Propagating install state across downgrade"); 15904 } 15905 for (int userId : allUserHandles) { 15906 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 15907 if (DEBUG_REMOVE) { 15908 Slog.d(TAG, " user " + userId + " => " + installed); 15909 } 15910 ps.setInstalled(installed, userId); 15911 } 15912 } 15913 } 15914 // can downgrade to reader 15915 if (writeSettings) { 15916 // Save settings now 15917 mSettings.writeLPr(); 15918 } 15919 } 15920 if (outInfo != null) { 15921 // A user ID was deleted here. Go through all users and remove it 15922 // from KeyStore. 15923 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 15924 } 15925 } 15926 15927 static boolean locationIsPrivileged(File path) { 15928 try { 15929 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 15930 .getCanonicalPath(); 15931 return path.getCanonicalPath().startsWith(privilegedAppDir); 15932 } catch (IOException e) { 15933 Slog.e(TAG, "Unable to access code path " + path); 15934 } 15935 return false; 15936 } 15937 15938 /* 15939 * Tries to delete system package. 15940 */ 15941 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 15942 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 15943 boolean writeSettings) { 15944 if (deletedPs.parentPackageName != null) { 15945 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 15946 return false; 15947 } 15948 15949 final boolean applyUserRestrictions 15950 = (allUserHandles != null) && (outInfo.origUsers != null); 15951 final PackageSetting disabledPs; 15952 // Confirm if the system package has been updated 15953 // An updated system app can be deleted. This will also have to restore 15954 // the system pkg from system partition 15955 // reader 15956 synchronized (mPackages) { 15957 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 15958 } 15959 15960 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 15961 + " disabledPs=" + disabledPs); 15962 15963 if (disabledPs == null) { 15964 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 15965 return false; 15966 } else if (DEBUG_REMOVE) { 15967 Slog.d(TAG, "Deleting system pkg from data partition"); 15968 } 15969 15970 if (DEBUG_REMOVE) { 15971 if (applyUserRestrictions) { 15972 Slog.d(TAG, "Remembering install states:"); 15973 for (int userId : allUserHandles) { 15974 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 15975 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 15976 } 15977 } 15978 } 15979 15980 // Delete the updated package 15981 outInfo.isRemovedPackageSystemUpdate = true; 15982 if (outInfo.removedChildPackages != null) { 15983 final int childCount = (deletedPs.childPackageNames != null) 15984 ? deletedPs.childPackageNames.size() : 0; 15985 for (int i = 0; i < childCount; i++) { 15986 String childPackageName = deletedPs.childPackageNames.get(i); 15987 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 15988 .contains(childPackageName)) { 15989 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 15990 childPackageName); 15991 if (childInfo != null) { 15992 childInfo.isRemovedPackageSystemUpdate = true; 15993 } 15994 } 15995 } 15996 } 15997 15998 if (disabledPs.versionCode < deletedPs.versionCode) { 15999 // Delete data for downgrades 16000 flags &= ~PackageManager.DELETE_KEEP_DATA; 16001 } else { 16002 // Preserve data by setting flag 16003 flags |= PackageManager.DELETE_KEEP_DATA; 16004 } 16005 16006 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 16007 outInfo, writeSettings, disabledPs.pkg); 16008 if (!ret) { 16009 return false; 16010 } 16011 16012 // writer 16013 synchronized (mPackages) { 16014 // Reinstate the old system package 16015 enableSystemPackageLPw(disabledPs.pkg); 16016 // Remove any native libraries from the upgraded package. 16017 removeNativeBinariesLI(deletedPs); 16018 } 16019 16020 // Install the system package 16021 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 16022 int parseFlags = mDefParseFlags 16023 | PackageParser.PARSE_MUST_BE_APK 16024 | PackageParser.PARSE_IS_SYSTEM 16025 | PackageParser.PARSE_IS_SYSTEM_DIR; 16026 if (locationIsPrivileged(disabledPs.codePath)) { 16027 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 16028 } 16029 16030 final PackageParser.Package newPkg; 16031 try { 16032 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 16033 } catch (PackageManagerException e) { 16034 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 16035 + e.getMessage()); 16036 return false; 16037 } 16038 try { 16039 // update shared libraries for the newly re-installed system package 16040 updateSharedLibrariesLPw(newPkg, null); 16041 } catch (PackageManagerException e) { 16042 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16043 } 16044 16045 prepareAppDataAfterInstallLIF(newPkg); 16046 16047 // writer 16048 synchronized (mPackages) { 16049 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 16050 16051 // Propagate the permissions state as we do not want to drop on the floor 16052 // runtime permissions. The update permissions method below will take 16053 // care of removing obsolete permissions and grant install permissions. 16054 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 16055 updatePermissionsLPw(newPkg.packageName, newPkg, 16056 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 16057 16058 if (applyUserRestrictions) { 16059 if (DEBUG_REMOVE) { 16060 Slog.d(TAG, "Propagating install state across reinstall"); 16061 } 16062 for (int userId : allUserHandles) { 16063 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 16064 if (DEBUG_REMOVE) { 16065 Slog.d(TAG, " user " + userId + " => " + installed); 16066 } 16067 ps.setInstalled(installed, userId); 16068 16069 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 16070 } 16071 // Regardless of writeSettings we need to ensure that this restriction 16072 // state propagation is persisted 16073 mSettings.writeAllUsersPackageRestrictionsLPr(); 16074 } 16075 // can downgrade to reader here 16076 if (writeSettings) { 16077 mSettings.writeLPr(); 16078 } 16079 } 16080 return true; 16081 } 16082 16083 private boolean deleteInstalledPackageLIF(PackageSetting ps, 16084 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 16085 PackageRemovedInfo outInfo, boolean writeSettings, 16086 PackageParser.Package replacingPackage) { 16087 synchronized (mPackages) { 16088 if (outInfo != null) { 16089 outInfo.uid = ps.appId; 16090 } 16091 16092 if (outInfo != null && outInfo.removedChildPackages != null) { 16093 final int childCount = (ps.childPackageNames != null) 16094 ? ps.childPackageNames.size() : 0; 16095 for (int i = 0; i < childCount; i++) { 16096 String childPackageName = ps.childPackageNames.get(i); 16097 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 16098 if (childPs == null) { 16099 return false; 16100 } 16101 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 16102 childPackageName); 16103 if (childInfo != null) { 16104 childInfo.uid = childPs.appId; 16105 } 16106 } 16107 } 16108 } 16109 16110 // Delete package data from internal structures and also remove data if flag is set 16111 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 16112 16113 // Delete the child packages data 16114 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16115 for (int i = 0; i < childCount; i++) { 16116 PackageSetting childPs; 16117 synchronized (mPackages) { 16118 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 16119 } 16120 if (childPs != null) { 16121 PackageRemovedInfo childOutInfo = (outInfo != null 16122 && outInfo.removedChildPackages != null) 16123 ? outInfo.removedChildPackages.get(childPs.name) : null; 16124 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 16125 && (replacingPackage != null 16126 && !replacingPackage.hasChildPackage(childPs.name)) 16127 ? flags & ~DELETE_KEEP_DATA : flags; 16128 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 16129 deleteFlags, writeSettings); 16130 } 16131 } 16132 16133 // Delete application code and resources only for parent packages 16134 if (ps.parentPackageName == null) { 16135 if (deleteCodeAndResources && (outInfo != null)) { 16136 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 16137 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 16138 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 16139 } 16140 } 16141 16142 return true; 16143 } 16144 16145 @Override 16146 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 16147 int userId) { 16148 mContext.enforceCallingOrSelfPermission( 16149 android.Manifest.permission.DELETE_PACKAGES, null); 16150 synchronized (mPackages) { 16151 PackageSetting ps = mSettings.mPackages.get(packageName); 16152 if (ps == null) { 16153 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 16154 return false; 16155 } 16156 if (!ps.getInstalled(userId)) { 16157 // Can't block uninstall for an app that is not installed or enabled. 16158 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 16159 return false; 16160 } 16161 ps.setBlockUninstall(blockUninstall, userId); 16162 mSettings.writePackageRestrictionsLPr(userId); 16163 } 16164 return true; 16165 } 16166 16167 @Override 16168 public boolean getBlockUninstallForUser(String packageName, int userId) { 16169 synchronized (mPackages) { 16170 PackageSetting ps = mSettings.mPackages.get(packageName); 16171 if (ps == null) { 16172 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 16173 return false; 16174 } 16175 return ps.getBlockUninstall(userId); 16176 } 16177 } 16178 16179 @Override 16180 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 16181 int callingUid = Binder.getCallingUid(); 16182 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 16183 throw new SecurityException( 16184 "setRequiredForSystemUser can only be run by the system or root"); 16185 } 16186 synchronized (mPackages) { 16187 PackageSetting ps = mSettings.mPackages.get(packageName); 16188 if (ps == null) { 16189 Log.w(TAG, "Package doesn't exist: " + packageName); 16190 return false; 16191 } 16192 if (systemUserApp) { 16193 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16194 } else { 16195 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16196 } 16197 mSettings.writeLPr(); 16198 } 16199 return true; 16200 } 16201 16202 /* 16203 * This method handles package deletion in general 16204 */ 16205 private boolean deletePackageLIF(String packageName, UserHandle user, 16206 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 16207 PackageRemovedInfo outInfo, boolean writeSettings, 16208 PackageParser.Package replacingPackage) { 16209 if (packageName == null) { 16210 Slog.w(TAG, "Attempt to delete null packageName."); 16211 return false; 16212 } 16213 16214 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 16215 16216 PackageSetting ps; 16217 16218 synchronized (mPackages) { 16219 ps = mSettings.mPackages.get(packageName); 16220 if (ps == null) { 16221 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16222 return false; 16223 } 16224 16225 if (ps.parentPackageName != null && (!isSystemApp(ps) 16226 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 16227 if (DEBUG_REMOVE) { 16228 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 16229 + ((user == null) ? UserHandle.USER_ALL : user)); 16230 } 16231 final int removedUserId = (user != null) ? user.getIdentifier() 16232 : UserHandle.USER_ALL; 16233 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 16234 return false; 16235 } 16236 markPackageUninstalledForUserLPw(ps, user); 16237 scheduleWritePackageRestrictionsLocked(user); 16238 return true; 16239 } 16240 } 16241 16242 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 16243 && user.getIdentifier() != UserHandle.USER_ALL)) { 16244 // The caller is asking that the package only be deleted for a single 16245 // user. To do this, we just mark its uninstalled state and delete 16246 // its data. If this is a system app, we only allow this to happen if 16247 // they have set the special DELETE_SYSTEM_APP which requests different 16248 // semantics than normal for uninstalling system apps. 16249 markPackageUninstalledForUserLPw(ps, user); 16250 16251 if (!isSystemApp(ps)) { 16252 // Do not uninstall the APK if an app should be cached 16253 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 16254 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 16255 // Other user still have this package installed, so all 16256 // we need to do is clear this user's data and save that 16257 // it is uninstalled. 16258 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 16259 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16260 return false; 16261 } 16262 scheduleWritePackageRestrictionsLocked(user); 16263 return true; 16264 } else { 16265 // We need to set it back to 'installed' so the uninstall 16266 // broadcasts will be sent correctly. 16267 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 16268 ps.setInstalled(true, user.getIdentifier()); 16269 } 16270 } else { 16271 // This is a system app, so we assume that the 16272 // other users still have this package installed, so all 16273 // we need to do is clear this user's data and save that 16274 // it is uninstalled. 16275 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 16276 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16277 return false; 16278 } 16279 scheduleWritePackageRestrictionsLocked(user); 16280 return true; 16281 } 16282 } 16283 16284 // If we are deleting a composite package for all users, keep track 16285 // of result for each child. 16286 if (ps.childPackageNames != null && outInfo != null) { 16287 synchronized (mPackages) { 16288 final int childCount = ps.childPackageNames.size(); 16289 outInfo.removedChildPackages = new ArrayMap<>(childCount); 16290 for (int i = 0; i < childCount; i++) { 16291 String childPackageName = ps.childPackageNames.get(i); 16292 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 16293 childInfo.removedPackage = childPackageName; 16294 outInfo.removedChildPackages.put(childPackageName, childInfo); 16295 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16296 if (childPs != null) { 16297 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 16298 } 16299 } 16300 } 16301 } 16302 16303 boolean ret = false; 16304 if (isSystemApp(ps)) { 16305 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 16306 // When an updated system application is deleted we delete the existing resources 16307 // as well and fall back to existing code in system partition 16308 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 16309 } else { 16310 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 16311 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 16312 outInfo, writeSettings, replacingPackage); 16313 } 16314 16315 // Take a note whether we deleted the package for all users 16316 if (outInfo != null) { 16317 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16318 if (outInfo.removedChildPackages != null) { 16319 synchronized (mPackages) { 16320 final int childCount = outInfo.removedChildPackages.size(); 16321 for (int i = 0; i < childCount; i++) { 16322 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 16323 if (childInfo != null) { 16324 childInfo.removedForAllUsers = mPackages.get( 16325 childInfo.removedPackage) == null; 16326 } 16327 } 16328 } 16329 } 16330 // If we uninstalled an update to a system app there may be some 16331 // child packages that appeared as they are declared in the system 16332 // app but were not declared in the update. 16333 if (isSystemApp(ps)) { 16334 synchronized (mPackages) { 16335 PackageSetting updatedPs = mSettings.peekPackageLPr(ps.name); 16336 final int childCount = (updatedPs.childPackageNames != null) 16337 ? updatedPs.childPackageNames.size() : 0; 16338 for (int i = 0; i < childCount; i++) { 16339 String childPackageName = updatedPs.childPackageNames.get(i); 16340 if (outInfo.removedChildPackages == null 16341 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 16342 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16343 if (childPs == null) { 16344 continue; 16345 } 16346 PackageInstalledInfo installRes = new PackageInstalledInfo(); 16347 installRes.name = childPackageName; 16348 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 16349 installRes.pkg = mPackages.get(childPackageName); 16350 installRes.uid = childPs.pkg.applicationInfo.uid; 16351 if (outInfo.appearedChildPackages == null) { 16352 outInfo.appearedChildPackages = new ArrayMap<>(); 16353 } 16354 outInfo.appearedChildPackages.put(childPackageName, installRes); 16355 } 16356 } 16357 } 16358 } 16359 } 16360 16361 return ret; 16362 } 16363 16364 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 16365 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 16366 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 16367 for (int nextUserId : userIds) { 16368 if (DEBUG_REMOVE) { 16369 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 16370 } 16371 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 16372 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 16373 false /*hidden*/, false /*suspended*/, null, null, null, 16374 false /*blockUninstall*/, 16375 ps.readUserState(nextUserId).domainVerificationStatus, 0); 16376 } 16377 } 16378 16379 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 16380 PackageRemovedInfo outInfo) { 16381 final PackageParser.Package pkg; 16382 synchronized (mPackages) { 16383 pkg = mPackages.get(ps.name); 16384 } 16385 16386 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 16387 : new int[] {userId}; 16388 for (int nextUserId : userIds) { 16389 if (DEBUG_REMOVE) { 16390 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 16391 + nextUserId); 16392 } 16393 16394 destroyAppDataLIF(pkg, userId, 16395 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16396 destroyAppProfilesLIF(pkg, userId); 16397 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 16398 schedulePackageCleaning(ps.name, nextUserId, false); 16399 synchronized (mPackages) { 16400 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 16401 scheduleWritePackageRestrictionsLocked(nextUserId); 16402 } 16403 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 16404 } 16405 } 16406 16407 if (outInfo != null) { 16408 outInfo.removedPackage = ps.name; 16409 outInfo.removedAppId = ps.appId; 16410 outInfo.removedUsers = userIds; 16411 } 16412 16413 return true; 16414 } 16415 16416 private final class ClearStorageConnection implements ServiceConnection { 16417 IMediaContainerService mContainerService; 16418 16419 @Override 16420 public void onServiceConnected(ComponentName name, IBinder service) { 16421 synchronized (this) { 16422 mContainerService = IMediaContainerService.Stub.asInterface(service); 16423 notifyAll(); 16424 } 16425 } 16426 16427 @Override 16428 public void onServiceDisconnected(ComponentName name) { 16429 } 16430 } 16431 16432 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 16433 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 16434 16435 final boolean mounted; 16436 if (Environment.isExternalStorageEmulated()) { 16437 mounted = true; 16438 } else { 16439 final String status = Environment.getExternalStorageState(); 16440 16441 mounted = status.equals(Environment.MEDIA_MOUNTED) 16442 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 16443 } 16444 16445 if (!mounted) { 16446 return; 16447 } 16448 16449 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 16450 int[] users; 16451 if (userId == UserHandle.USER_ALL) { 16452 users = sUserManager.getUserIds(); 16453 } else { 16454 users = new int[] { userId }; 16455 } 16456 final ClearStorageConnection conn = new ClearStorageConnection(); 16457 if (mContext.bindServiceAsUser( 16458 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 16459 try { 16460 for (int curUser : users) { 16461 long timeout = SystemClock.uptimeMillis() + 5000; 16462 synchronized (conn) { 16463 long now; 16464 while (conn.mContainerService == null && 16465 (now = SystemClock.uptimeMillis()) < timeout) { 16466 try { 16467 conn.wait(timeout - now); 16468 } catch (InterruptedException e) { 16469 } 16470 } 16471 } 16472 if (conn.mContainerService == null) { 16473 return; 16474 } 16475 16476 final UserEnvironment userEnv = new UserEnvironment(curUser); 16477 clearDirectory(conn.mContainerService, 16478 userEnv.buildExternalStorageAppCacheDirs(packageName)); 16479 if (allData) { 16480 clearDirectory(conn.mContainerService, 16481 userEnv.buildExternalStorageAppDataDirs(packageName)); 16482 clearDirectory(conn.mContainerService, 16483 userEnv.buildExternalStorageAppMediaDirs(packageName)); 16484 } 16485 } 16486 } finally { 16487 mContext.unbindService(conn); 16488 } 16489 } 16490 } 16491 16492 @Override 16493 public void clearApplicationProfileData(String packageName) { 16494 enforceSystemOrRoot("Only the system can clear all profile data"); 16495 16496 final PackageParser.Package pkg; 16497 synchronized (mPackages) { 16498 pkg = mPackages.get(packageName); 16499 } 16500 16501 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 16502 synchronized (mInstallLock) { 16503 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 16504 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 16505 true /* removeBaseMarker */); 16506 } 16507 } 16508 } 16509 16510 @Override 16511 public void clearApplicationUserData(final String packageName, 16512 final IPackageDataObserver observer, final int userId) { 16513 mContext.enforceCallingOrSelfPermission( 16514 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 16515 16516 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16517 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 16518 16519 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 16520 throw new SecurityException("Cannot clear data for a protected package: " 16521 + packageName); 16522 } 16523 // Queue up an async operation since the package deletion may take a little while. 16524 mHandler.post(new Runnable() { 16525 public void run() { 16526 mHandler.removeCallbacks(this); 16527 final boolean succeeded; 16528 try (PackageFreezer freezer = freezePackage(packageName, 16529 "clearApplicationUserData")) { 16530 synchronized (mInstallLock) { 16531 succeeded = clearApplicationUserDataLIF(packageName, userId); 16532 } 16533 clearExternalStorageDataSync(packageName, userId, true); 16534 } 16535 if (succeeded) { 16536 // invoke DeviceStorageMonitor's update method to clear any notifications 16537 DeviceStorageMonitorInternal dsm = LocalServices 16538 .getService(DeviceStorageMonitorInternal.class); 16539 if (dsm != null) { 16540 dsm.checkMemory(); 16541 } 16542 } 16543 if(observer != null) { 16544 try { 16545 observer.onRemoveCompleted(packageName, succeeded); 16546 } catch (RemoteException e) { 16547 Log.i(TAG, "Observer no longer exists."); 16548 } 16549 } //end if observer 16550 } //end run 16551 }); 16552 } 16553 16554 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 16555 if (packageName == null) { 16556 Slog.w(TAG, "Attempt to delete null packageName."); 16557 return false; 16558 } 16559 16560 // Try finding details about the requested package 16561 PackageParser.Package pkg; 16562 synchronized (mPackages) { 16563 pkg = mPackages.get(packageName); 16564 if (pkg == null) { 16565 final PackageSetting ps = mSettings.mPackages.get(packageName); 16566 if (ps != null) { 16567 pkg = ps.pkg; 16568 } 16569 } 16570 16571 if (pkg == null) { 16572 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16573 return false; 16574 } 16575 16576 PackageSetting ps = (PackageSetting) pkg.mExtras; 16577 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16578 } 16579 16580 clearAppDataLIF(pkg, userId, 16581 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16582 16583 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16584 removeKeystoreDataIfNeeded(userId, appId); 16585 16586 UserManagerInternal umInternal = getUserManagerInternal(); 16587 final int flags; 16588 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 16589 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 16590 } else if (umInternal.isUserRunning(userId)) { 16591 flags = StorageManager.FLAG_STORAGE_DE; 16592 } else { 16593 flags = 0; 16594 } 16595 prepareAppDataContentsLIF(pkg, userId, flags); 16596 16597 return true; 16598 } 16599 16600 /** 16601 * Reverts user permission state changes (permissions and flags) in 16602 * all packages for a given user. 16603 * 16604 * @param userId The device user for which to do a reset. 16605 */ 16606 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 16607 final int packageCount = mPackages.size(); 16608 for (int i = 0; i < packageCount; i++) { 16609 PackageParser.Package pkg = mPackages.valueAt(i); 16610 PackageSetting ps = (PackageSetting) pkg.mExtras; 16611 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16612 } 16613 } 16614 16615 private void resetNetworkPolicies(int userId) { 16616 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 16617 } 16618 16619 /** 16620 * Reverts user permission state changes (permissions and flags). 16621 * 16622 * @param ps The package for which to reset. 16623 * @param userId The device user for which to do a reset. 16624 */ 16625 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 16626 final PackageSetting ps, final int userId) { 16627 if (ps.pkg == null) { 16628 return; 16629 } 16630 16631 // These are flags that can change base on user actions. 16632 final int userSettableMask = FLAG_PERMISSION_USER_SET 16633 | FLAG_PERMISSION_USER_FIXED 16634 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 16635 | FLAG_PERMISSION_REVIEW_REQUIRED; 16636 16637 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 16638 | FLAG_PERMISSION_POLICY_FIXED; 16639 16640 boolean writeInstallPermissions = false; 16641 boolean writeRuntimePermissions = false; 16642 16643 final int permissionCount = ps.pkg.requestedPermissions.size(); 16644 for (int i = 0; i < permissionCount; i++) { 16645 String permission = ps.pkg.requestedPermissions.get(i); 16646 16647 BasePermission bp = mSettings.mPermissions.get(permission); 16648 if (bp == null) { 16649 continue; 16650 } 16651 16652 // If shared user we just reset the state to which only this app contributed. 16653 if (ps.sharedUser != null) { 16654 boolean used = false; 16655 final int packageCount = ps.sharedUser.packages.size(); 16656 for (int j = 0; j < packageCount; j++) { 16657 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 16658 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 16659 && pkg.pkg.requestedPermissions.contains(permission)) { 16660 used = true; 16661 break; 16662 } 16663 } 16664 if (used) { 16665 continue; 16666 } 16667 } 16668 16669 PermissionsState permissionsState = ps.getPermissionsState(); 16670 16671 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 16672 16673 // Always clear the user settable flags. 16674 final boolean hasInstallState = permissionsState.getInstallPermissionState( 16675 bp.name) != null; 16676 // If permission review is enabled and this is a legacy app, mark the 16677 // permission as requiring a review as this is the initial state. 16678 int flags = 0; 16679 if (Build.PERMISSIONS_REVIEW_REQUIRED 16680 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 16681 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 16682 } 16683 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 16684 if (hasInstallState) { 16685 writeInstallPermissions = true; 16686 } else { 16687 writeRuntimePermissions = true; 16688 } 16689 } 16690 16691 // Below is only runtime permission handling. 16692 if (!bp.isRuntime()) { 16693 continue; 16694 } 16695 16696 // Never clobber system or policy. 16697 if ((oldFlags & policyOrSystemFlags) != 0) { 16698 continue; 16699 } 16700 16701 // If this permission was granted by default, make sure it is. 16702 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 16703 if (permissionsState.grantRuntimePermission(bp, userId) 16704 != PERMISSION_OPERATION_FAILURE) { 16705 writeRuntimePermissions = true; 16706 } 16707 // If permission review is enabled the permissions for a legacy apps 16708 // are represented as constantly granted runtime ones, so don't revoke. 16709 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 16710 // Otherwise, reset the permission. 16711 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 16712 switch (revokeResult) { 16713 case PERMISSION_OPERATION_SUCCESS: 16714 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 16715 writeRuntimePermissions = true; 16716 final int appId = ps.appId; 16717 mHandler.post(new Runnable() { 16718 @Override 16719 public void run() { 16720 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 16721 } 16722 }); 16723 } break; 16724 } 16725 } 16726 } 16727 16728 // Synchronously write as we are taking permissions away. 16729 if (writeRuntimePermissions) { 16730 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 16731 } 16732 16733 // Synchronously write as we are taking permissions away. 16734 if (writeInstallPermissions) { 16735 mSettings.writeLPr(); 16736 } 16737 } 16738 16739 /** 16740 * Remove entries from the keystore daemon. Will only remove it if the 16741 * {@code appId} is valid. 16742 */ 16743 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 16744 if (appId < 0) { 16745 return; 16746 } 16747 16748 final KeyStore keyStore = KeyStore.getInstance(); 16749 if (keyStore != null) { 16750 if (userId == UserHandle.USER_ALL) { 16751 for (final int individual : sUserManager.getUserIds()) { 16752 keyStore.clearUid(UserHandle.getUid(individual, appId)); 16753 } 16754 } else { 16755 keyStore.clearUid(UserHandle.getUid(userId, appId)); 16756 } 16757 } else { 16758 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 16759 } 16760 } 16761 16762 @Override 16763 public void deleteApplicationCacheFiles(final String packageName, 16764 final IPackageDataObserver observer) { 16765 final int userId = UserHandle.getCallingUserId(); 16766 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 16767 } 16768 16769 @Override 16770 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 16771 final IPackageDataObserver observer) { 16772 mContext.enforceCallingOrSelfPermission( 16773 android.Manifest.permission.DELETE_CACHE_FILES, null); 16774 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16775 /* requireFullPermission= */ true, /* checkShell= */ false, 16776 "delete application cache files"); 16777 16778 final PackageParser.Package pkg; 16779 synchronized (mPackages) { 16780 pkg = mPackages.get(packageName); 16781 } 16782 16783 // Queue up an async operation since the package deletion may take a little while. 16784 mHandler.post(new Runnable() { 16785 public void run() { 16786 synchronized (mInstallLock) { 16787 final int flags = StorageManager.FLAG_STORAGE_DE 16788 | StorageManager.FLAG_STORAGE_CE; 16789 // We're only clearing cache files, so we don't care if the 16790 // app is unfrozen and still able to run 16791 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 16792 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16793 } 16794 clearExternalStorageDataSync(packageName, userId, false); 16795 if (observer != null) { 16796 try { 16797 observer.onRemoveCompleted(packageName, true); 16798 } catch (RemoteException e) { 16799 Log.i(TAG, "Observer no longer exists."); 16800 } 16801 } 16802 } 16803 }); 16804 } 16805 16806 @Override 16807 public void getPackageSizeInfo(final String packageName, int userHandle, 16808 final IPackageStatsObserver observer) { 16809 mContext.enforceCallingOrSelfPermission( 16810 android.Manifest.permission.GET_PACKAGE_SIZE, null); 16811 if (packageName == null) { 16812 throw new IllegalArgumentException("Attempt to get size of null packageName"); 16813 } 16814 16815 PackageStats stats = new PackageStats(packageName, userHandle); 16816 16817 /* 16818 * Queue up an async operation since the package measurement may take a 16819 * little while. 16820 */ 16821 Message msg = mHandler.obtainMessage(INIT_COPY); 16822 msg.obj = new MeasureParams(stats, observer); 16823 mHandler.sendMessage(msg); 16824 } 16825 16826 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 16827 final PackageSetting ps; 16828 synchronized (mPackages) { 16829 ps = mSettings.mPackages.get(packageName); 16830 if (ps == null) { 16831 Slog.w(TAG, "Failed to find settings for " + packageName); 16832 return false; 16833 } 16834 } 16835 try { 16836 mInstaller.getAppSize(ps.volumeUuid, packageName, userId, 16837 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 16838 ps.getCeDataInode(userId), ps.codePathString, stats); 16839 } catch (InstallerException e) { 16840 Slog.w(TAG, String.valueOf(e)); 16841 return false; 16842 } 16843 16844 // For now, ignore code size of packages on system partition 16845 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 16846 stats.codeSize = 0; 16847 } 16848 16849 return true; 16850 } 16851 16852 private int getUidTargetSdkVersionLockedLPr(int uid) { 16853 Object obj = mSettings.getUserIdLPr(uid); 16854 if (obj instanceof SharedUserSetting) { 16855 final SharedUserSetting sus = (SharedUserSetting) obj; 16856 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 16857 final Iterator<PackageSetting> it = sus.packages.iterator(); 16858 while (it.hasNext()) { 16859 final PackageSetting ps = it.next(); 16860 if (ps.pkg != null) { 16861 int v = ps.pkg.applicationInfo.targetSdkVersion; 16862 if (v < vers) vers = v; 16863 } 16864 } 16865 return vers; 16866 } else if (obj instanceof PackageSetting) { 16867 final PackageSetting ps = (PackageSetting) obj; 16868 if (ps.pkg != null) { 16869 return ps.pkg.applicationInfo.targetSdkVersion; 16870 } 16871 } 16872 return Build.VERSION_CODES.CUR_DEVELOPMENT; 16873 } 16874 16875 @Override 16876 public void addPreferredActivity(IntentFilter filter, int match, 16877 ComponentName[] set, ComponentName activity, int userId) { 16878 addPreferredActivityInternal(filter, match, set, activity, true, userId, 16879 "Adding preferred"); 16880 } 16881 16882 private void addPreferredActivityInternal(IntentFilter filter, int match, 16883 ComponentName[] set, ComponentName activity, boolean always, int userId, 16884 String opname) { 16885 // writer 16886 int callingUid = Binder.getCallingUid(); 16887 enforceCrossUserPermission(callingUid, userId, 16888 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 16889 if (filter.countActions() == 0) { 16890 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 16891 return; 16892 } 16893 synchronized (mPackages) { 16894 if (mContext.checkCallingOrSelfPermission( 16895 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 16896 != PackageManager.PERMISSION_GRANTED) { 16897 if (getUidTargetSdkVersionLockedLPr(callingUid) 16898 < Build.VERSION_CODES.FROYO) { 16899 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 16900 + callingUid); 16901 return; 16902 } 16903 mContext.enforceCallingOrSelfPermission( 16904 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 16905 } 16906 16907 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 16908 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 16909 + userId + ":"); 16910 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 16911 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 16912 scheduleWritePackageRestrictionsLocked(userId); 16913 postPreferredActivityChangedBroadcast(userId); 16914 } 16915 } 16916 16917 private void postPreferredActivityChangedBroadcast(int userId) { 16918 mHandler.post(() -> { 16919 final IActivityManager am = ActivityManagerNative.getDefault(); 16920 if (am == null) { 16921 return; 16922 } 16923 16924 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 16925 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 16926 try { 16927 am.broadcastIntent(null, intent, null, null, 16928 0, null, null, null, android.app.AppOpsManager.OP_NONE, 16929 null, false, false, userId); 16930 } catch (RemoteException e) { 16931 } 16932 }); 16933 } 16934 16935 @Override 16936 public void replacePreferredActivity(IntentFilter filter, int match, 16937 ComponentName[] set, ComponentName activity, int userId) { 16938 if (filter.countActions() != 1) { 16939 throw new IllegalArgumentException( 16940 "replacePreferredActivity expects filter to have only 1 action."); 16941 } 16942 if (filter.countDataAuthorities() != 0 16943 || filter.countDataPaths() != 0 16944 || filter.countDataSchemes() > 1 16945 || filter.countDataTypes() != 0) { 16946 throw new IllegalArgumentException( 16947 "replacePreferredActivity expects filter to have no data authorities, " + 16948 "paths, or types; and at most one scheme."); 16949 } 16950 16951 final int callingUid = Binder.getCallingUid(); 16952 enforceCrossUserPermission(callingUid, userId, 16953 true /* requireFullPermission */, false /* checkShell */, 16954 "replace preferred activity"); 16955 synchronized (mPackages) { 16956 if (mContext.checkCallingOrSelfPermission( 16957 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 16958 != PackageManager.PERMISSION_GRANTED) { 16959 if (getUidTargetSdkVersionLockedLPr(callingUid) 16960 < Build.VERSION_CODES.FROYO) { 16961 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 16962 + Binder.getCallingUid()); 16963 return; 16964 } 16965 mContext.enforceCallingOrSelfPermission( 16966 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 16967 } 16968 16969 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 16970 if (pir != null) { 16971 // Get all of the existing entries that exactly match this filter. 16972 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 16973 if (existing != null && existing.size() == 1) { 16974 PreferredActivity cur = existing.get(0); 16975 if (DEBUG_PREFERRED) { 16976 Slog.i(TAG, "Checking replace of preferred:"); 16977 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 16978 if (!cur.mPref.mAlways) { 16979 Slog.i(TAG, " -- CUR; not mAlways!"); 16980 } else { 16981 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 16982 Slog.i(TAG, " -- CUR: mSet=" 16983 + Arrays.toString(cur.mPref.mSetComponents)); 16984 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 16985 Slog.i(TAG, " -- NEW: mMatch=" 16986 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 16987 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 16988 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 16989 } 16990 } 16991 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 16992 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 16993 && cur.mPref.sameSet(set)) { 16994 // Setting the preferred activity to what it happens to be already 16995 if (DEBUG_PREFERRED) { 16996 Slog.i(TAG, "Replacing with same preferred activity " 16997 + cur.mPref.mShortComponent + " for user " 16998 + userId + ":"); 16999 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17000 } 17001 return; 17002 } 17003 } 17004 17005 if (existing != null) { 17006 if (DEBUG_PREFERRED) { 17007 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 17008 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17009 } 17010 for (int i = 0; i < existing.size(); i++) { 17011 PreferredActivity pa = existing.get(i); 17012 if (DEBUG_PREFERRED) { 17013 Slog.i(TAG, "Removing existing preferred activity " 17014 + pa.mPref.mComponent + ":"); 17015 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 17016 } 17017 pir.removeFilter(pa); 17018 } 17019 } 17020 } 17021 addPreferredActivityInternal(filter, match, set, activity, true, userId, 17022 "Replacing preferred"); 17023 } 17024 } 17025 17026 @Override 17027 public void clearPackagePreferredActivities(String packageName) { 17028 final int uid = Binder.getCallingUid(); 17029 // writer 17030 synchronized (mPackages) { 17031 PackageParser.Package pkg = mPackages.get(packageName); 17032 if (pkg == null || pkg.applicationInfo.uid != uid) { 17033 if (mContext.checkCallingOrSelfPermission( 17034 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17035 != PackageManager.PERMISSION_GRANTED) { 17036 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 17037 < Build.VERSION_CODES.FROYO) { 17038 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 17039 + Binder.getCallingUid()); 17040 return; 17041 } 17042 mContext.enforceCallingOrSelfPermission( 17043 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17044 } 17045 } 17046 17047 int user = UserHandle.getCallingUserId(); 17048 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 17049 scheduleWritePackageRestrictionsLocked(user); 17050 } 17051 } 17052 } 17053 17054 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17055 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 17056 ArrayList<PreferredActivity> removed = null; 17057 boolean changed = false; 17058 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 17059 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 17060 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 17061 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 17062 continue; 17063 } 17064 Iterator<PreferredActivity> it = pir.filterIterator(); 17065 while (it.hasNext()) { 17066 PreferredActivity pa = it.next(); 17067 // Mark entry for removal only if it matches the package name 17068 // and the entry is of type "always". 17069 if (packageName == null || 17070 (pa.mPref.mComponent.getPackageName().equals(packageName) 17071 && pa.mPref.mAlways)) { 17072 if (removed == null) { 17073 removed = new ArrayList<PreferredActivity>(); 17074 } 17075 removed.add(pa); 17076 } 17077 } 17078 if (removed != null) { 17079 for (int j=0; j<removed.size(); j++) { 17080 PreferredActivity pa = removed.get(j); 17081 pir.removeFilter(pa); 17082 } 17083 changed = true; 17084 } 17085 } 17086 if (changed) { 17087 postPreferredActivityChangedBroadcast(userId); 17088 } 17089 return changed; 17090 } 17091 17092 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17093 private void clearIntentFilterVerificationsLPw(int userId) { 17094 final int packageCount = mPackages.size(); 17095 for (int i = 0; i < packageCount; i++) { 17096 PackageParser.Package pkg = mPackages.valueAt(i); 17097 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 17098 } 17099 } 17100 17101 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17102 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 17103 if (userId == UserHandle.USER_ALL) { 17104 if (mSettings.removeIntentFilterVerificationLPw(packageName, 17105 sUserManager.getUserIds())) { 17106 for (int oneUserId : sUserManager.getUserIds()) { 17107 scheduleWritePackageRestrictionsLocked(oneUserId); 17108 } 17109 } 17110 } else { 17111 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 17112 scheduleWritePackageRestrictionsLocked(userId); 17113 } 17114 } 17115 } 17116 17117 void clearDefaultBrowserIfNeeded(String packageName) { 17118 for (int oneUserId : sUserManager.getUserIds()) { 17119 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 17120 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 17121 if (packageName.equals(defaultBrowserPackageName)) { 17122 setDefaultBrowserPackageName(null, oneUserId); 17123 } 17124 } 17125 } 17126 17127 @Override 17128 public void resetApplicationPreferences(int userId) { 17129 mContext.enforceCallingOrSelfPermission( 17130 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17131 final long identity = Binder.clearCallingIdentity(); 17132 // writer 17133 try { 17134 synchronized (mPackages) { 17135 clearPackagePreferredActivitiesLPw(null, userId); 17136 mSettings.applyDefaultPreferredAppsLPw(this, userId); 17137 // TODO: We have to reset the default SMS and Phone. This requires 17138 // significant refactoring to keep all default apps in the package 17139 // manager (cleaner but more work) or have the services provide 17140 // callbacks to the package manager to request a default app reset. 17141 applyFactoryDefaultBrowserLPw(userId); 17142 clearIntentFilterVerificationsLPw(userId); 17143 primeDomainVerificationsLPw(userId); 17144 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 17145 scheduleWritePackageRestrictionsLocked(userId); 17146 } 17147 resetNetworkPolicies(userId); 17148 } finally { 17149 Binder.restoreCallingIdentity(identity); 17150 } 17151 } 17152 17153 @Override 17154 public int getPreferredActivities(List<IntentFilter> outFilters, 17155 List<ComponentName> outActivities, String packageName) { 17156 17157 int num = 0; 17158 final int userId = UserHandle.getCallingUserId(); 17159 // reader 17160 synchronized (mPackages) { 17161 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 17162 if (pir != null) { 17163 final Iterator<PreferredActivity> it = pir.filterIterator(); 17164 while (it.hasNext()) { 17165 final PreferredActivity pa = it.next(); 17166 if (packageName == null 17167 || (pa.mPref.mComponent.getPackageName().equals(packageName) 17168 && pa.mPref.mAlways)) { 17169 if (outFilters != null) { 17170 outFilters.add(new IntentFilter(pa)); 17171 } 17172 if (outActivities != null) { 17173 outActivities.add(pa.mPref.mComponent); 17174 } 17175 } 17176 } 17177 } 17178 } 17179 17180 return num; 17181 } 17182 17183 @Override 17184 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 17185 int userId) { 17186 int callingUid = Binder.getCallingUid(); 17187 if (callingUid != Process.SYSTEM_UID) { 17188 throw new SecurityException( 17189 "addPersistentPreferredActivity can only be run by the system"); 17190 } 17191 if (filter.countActions() == 0) { 17192 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 17193 return; 17194 } 17195 synchronized (mPackages) { 17196 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 17197 ":"); 17198 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17199 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 17200 new PersistentPreferredActivity(filter, activity)); 17201 scheduleWritePackageRestrictionsLocked(userId); 17202 postPreferredActivityChangedBroadcast(userId); 17203 } 17204 } 17205 17206 @Override 17207 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 17208 int callingUid = Binder.getCallingUid(); 17209 if (callingUid != Process.SYSTEM_UID) { 17210 throw new SecurityException( 17211 "clearPackagePersistentPreferredActivities can only be run by the system"); 17212 } 17213 ArrayList<PersistentPreferredActivity> removed = null; 17214 boolean changed = false; 17215 synchronized (mPackages) { 17216 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 17217 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 17218 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 17219 .valueAt(i); 17220 if (userId != thisUserId) { 17221 continue; 17222 } 17223 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 17224 while (it.hasNext()) { 17225 PersistentPreferredActivity ppa = it.next(); 17226 // Mark entry for removal only if it matches the package name. 17227 if (ppa.mComponent.getPackageName().equals(packageName)) { 17228 if (removed == null) { 17229 removed = new ArrayList<PersistentPreferredActivity>(); 17230 } 17231 removed.add(ppa); 17232 } 17233 } 17234 if (removed != null) { 17235 for (int j=0; j<removed.size(); j++) { 17236 PersistentPreferredActivity ppa = removed.get(j); 17237 ppir.removeFilter(ppa); 17238 } 17239 changed = true; 17240 } 17241 } 17242 17243 if (changed) { 17244 scheduleWritePackageRestrictionsLocked(userId); 17245 postPreferredActivityChangedBroadcast(userId); 17246 } 17247 } 17248 } 17249 17250 /** 17251 * Common machinery for picking apart a restored XML blob and passing 17252 * it to a caller-supplied functor to be applied to the running system. 17253 */ 17254 private void restoreFromXml(XmlPullParser parser, int userId, 17255 String expectedStartTag, BlobXmlRestorer functor) 17256 throws IOException, XmlPullParserException { 17257 int type; 17258 while ((type = parser.next()) != XmlPullParser.START_TAG 17259 && type != XmlPullParser.END_DOCUMENT) { 17260 } 17261 if (type != XmlPullParser.START_TAG) { 17262 // oops didn't find a start tag?! 17263 if (DEBUG_BACKUP) { 17264 Slog.e(TAG, "Didn't find start tag during restore"); 17265 } 17266 return; 17267 } 17268Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 17269 // this is supposed to be TAG_PREFERRED_BACKUP 17270 if (!expectedStartTag.equals(parser.getName())) { 17271 if (DEBUG_BACKUP) { 17272 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 17273 } 17274 return; 17275 } 17276 17277 // skip interfering stuff, then we're aligned with the backing implementation 17278 while ((type = parser.next()) == XmlPullParser.TEXT) { } 17279Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 17280 functor.apply(parser, userId); 17281 } 17282 17283 private interface BlobXmlRestorer { 17284 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 17285 } 17286 17287 /** 17288 * Non-Binder method, support for the backup/restore mechanism: write the 17289 * full set of preferred activities in its canonical XML format. Returns the 17290 * XML output as a byte array, or null if there is none. 17291 */ 17292 @Override 17293 public byte[] getPreferredActivityBackup(int userId) { 17294 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17295 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 17296 } 17297 17298 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17299 try { 17300 final XmlSerializer serializer = new FastXmlSerializer(); 17301 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17302 serializer.startDocument(null, true); 17303 serializer.startTag(null, TAG_PREFERRED_BACKUP); 17304 17305 synchronized (mPackages) { 17306 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 17307 } 17308 17309 serializer.endTag(null, TAG_PREFERRED_BACKUP); 17310 serializer.endDocument(); 17311 serializer.flush(); 17312 } catch (Exception e) { 17313 if (DEBUG_BACKUP) { 17314 Slog.e(TAG, "Unable to write preferred activities for backup", e); 17315 } 17316 return null; 17317 } 17318 17319 return dataStream.toByteArray(); 17320 } 17321 17322 @Override 17323 public void restorePreferredActivities(byte[] backup, int userId) { 17324 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17325 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17326 } 17327 17328 try { 17329 final XmlPullParser parser = Xml.newPullParser(); 17330 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17331 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 17332 new BlobXmlRestorer() { 17333 @Override 17334 public void apply(XmlPullParser parser, int userId) 17335 throws XmlPullParserException, IOException { 17336 synchronized (mPackages) { 17337 mSettings.readPreferredActivitiesLPw(parser, userId); 17338 } 17339 } 17340 } ); 17341 } catch (Exception e) { 17342 if (DEBUG_BACKUP) { 17343 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17344 } 17345 } 17346 } 17347 17348 /** 17349 * Non-Binder method, support for the backup/restore mechanism: write the 17350 * default browser (etc) settings in its canonical XML format. Returns the default 17351 * browser XML representation as a byte array, or null if there is none. 17352 */ 17353 @Override 17354 public byte[] getDefaultAppsBackup(int userId) { 17355 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17356 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 17357 } 17358 17359 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17360 try { 17361 final XmlSerializer serializer = new FastXmlSerializer(); 17362 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17363 serializer.startDocument(null, true); 17364 serializer.startTag(null, TAG_DEFAULT_APPS); 17365 17366 synchronized (mPackages) { 17367 mSettings.writeDefaultAppsLPr(serializer, userId); 17368 } 17369 17370 serializer.endTag(null, TAG_DEFAULT_APPS); 17371 serializer.endDocument(); 17372 serializer.flush(); 17373 } catch (Exception e) { 17374 if (DEBUG_BACKUP) { 17375 Slog.e(TAG, "Unable to write default apps for backup", e); 17376 } 17377 return null; 17378 } 17379 17380 return dataStream.toByteArray(); 17381 } 17382 17383 @Override 17384 public void restoreDefaultApps(byte[] backup, int userId) { 17385 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17386 throw new SecurityException("Only the system may call restoreDefaultApps()"); 17387 } 17388 17389 try { 17390 final XmlPullParser parser = Xml.newPullParser(); 17391 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17392 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 17393 new BlobXmlRestorer() { 17394 @Override 17395 public void apply(XmlPullParser parser, int userId) 17396 throws XmlPullParserException, IOException { 17397 synchronized (mPackages) { 17398 mSettings.readDefaultAppsLPw(parser, userId); 17399 } 17400 } 17401 } ); 17402 } catch (Exception e) { 17403 if (DEBUG_BACKUP) { 17404 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 17405 } 17406 } 17407 } 17408 17409 @Override 17410 public byte[] getIntentFilterVerificationBackup(int userId) { 17411 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17412 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 17413 } 17414 17415 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17416 try { 17417 final XmlSerializer serializer = new FastXmlSerializer(); 17418 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17419 serializer.startDocument(null, true); 17420 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 17421 17422 synchronized (mPackages) { 17423 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 17424 } 17425 17426 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 17427 serializer.endDocument(); 17428 serializer.flush(); 17429 } catch (Exception e) { 17430 if (DEBUG_BACKUP) { 17431 Slog.e(TAG, "Unable to write default apps for backup", e); 17432 } 17433 return null; 17434 } 17435 17436 return dataStream.toByteArray(); 17437 } 17438 17439 @Override 17440 public void restoreIntentFilterVerification(byte[] backup, int userId) { 17441 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17442 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17443 } 17444 17445 try { 17446 final XmlPullParser parser = Xml.newPullParser(); 17447 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17448 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 17449 new BlobXmlRestorer() { 17450 @Override 17451 public void apply(XmlPullParser parser, int userId) 17452 throws XmlPullParserException, IOException { 17453 synchronized (mPackages) { 17454 mSettings.readAllDomainVerificationsLPr(parser, userId); 17455 mSettings.writeLPr(); 17456 } 17457 } 17458 } ); 17459 } catch (Exception e) { 17460 if (DEBUG_BACKUP) { 17461 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17462 } 17463 } 17464 } 17465 17466 @Override 17467 public byte[] getPermissionGrantBackup(int userId) { 17468 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17469 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 17470 } 17471 17472 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17473 try { 17474 final XmlSerializer serializer = new FastXmlSerializer(); 17475 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17476 serializer.startDocument(null, true); 17477 serializer.startTag(null, TAG_PERMISSION_BACKUP); 17478 17479 synchronized (mPackages) { 17480 serializeRuntimePermissionGrantsLPr(serializer, userId); 17481 } 17482 17483 serializer.endTag(null, TAG_PERMISSION_BACKUP); 17484 serializer.endDocument(); 17485 serializer.flush(); 17486 } catch (Exception e) { 17487 if (DEBUG_BACKUP) { 17488 Slog.e(TAG, "Unable to write default apps for backup", e); 17489 } 17490 return null; 17491 } 17492 17493 return dataStream.toByteArray(); 17494 } 17495 17496 @Override 17497 public void restorePermissionGrants(byte[] backup, int userId) { 17498 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17499 throw new SecurityException("Only the system may call restorePermissionGrants()"); 17500 } 17501 17502 try { 17503 final XmlPullParser parser = Xml.newPullParser(); 17504 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17505 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 17506 new BlobXmlRestorer() { 17507 @Override 17508 public void apply(XmlPullParser parser, int userId) 17509 throws XmlPullParserException, IOException { 17510 synchronized (mPackages) { 17511 processRestoredPermissionGrantsLPr(parser, userId); 17512 } 17513 } 17514 } ); 17515 } catch (Exception e) { 17516 if (DEBUG_BACKUP) { 17517 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17518 } 17519 } 17520 } 17521 17522 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 17523 throws IOException { 17524 serializer.startTag(null, TAG_ALL_GRANTS); 17525 17526 final int N = mSettings.mPackages.size(); 17527 for (int i = 0; i < N; i++) { 17528 final PackageSetting ps = mSettings.mPackages.valueAt(i); 17529 boolean pkgGrantsKnown = false; 17530 17531 PermissionsState packagePerms = ps.getPermissionsState(); 17532 17533 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 17534 final int grantFlags = state.getFlags(); 17535 // only look at grants that are not system/policy fixed 17536 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 17537 final boolean isGranted = state.isGranted(); 17538 // And only back up the user-twiddled state bits 17539 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 17540 final String packageName = mSettings.mPackages.keyAt(i); 17541 if (!pkgGrantsKnown) { 17542 serializer.startTag(null, TAG_GRANT); 17543 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 17544 pkgGrantsKnown = true; 17545 } 17546 17547 final boolean userSet = 17548 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 17549 final boolean userFixed = 17550 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 17551 final boolean revoke = 17552 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 17553 17554 serializer.startTag(null, TAG_PERMISSION); 17555 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 17556 if (isGranted) { 17557 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 17558 } 17559 if (userSet) { 17560 serializer.attribute(null, ATTR_USER_SET, "true"); 17561 } 17562 if (userFixed) { 17563 serializer.attribute(null, ATTR_USER_FIXED, "true"); 17564 } 17565 if (revoke) { 17566 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 17567 } 17568 serializer.endTag(null, TAG_PERMISSION); 17569 } 17570 } 17571 } 17572 17573 if (pkgGrantsKnown) { 17574 serializer.endTag(null, TAG_GRANT); 17575 } 17576 } 17577 17578 serializer.endTag(null, TAG_ALL_GRANTS); 17579 } 17580 17581 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 17582 throws XmlPullParserException, IOException { 17583 String pkgName = null; 17584 int outerDepth = parser.getDepth(); 17585 int type; 17586 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 17587 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 17588 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 17589 continue; 17590 } 17591 17592 final String tagName = parser.getName(); 17593 if (tagName.equals(TAG_GRANT)) { 17594 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 17595 if (DEBUG_BACKUP) { 17596 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 17597 } 17598 } else if (tagName.equals(TAG_PERMISSION)) { 17599 17600 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 17601 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 17602 17603 int newFlagSet = 0; 17604 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 17605 newFlagSet |= FLAG_PERMISSION_USER_SET; 17606 } 17607 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 17608 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 17609 } 17610 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 17611 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 17612 } 17613 if (DEBUG_BACKUP) { 17614 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 17615 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 17616 } 17617 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17618 if (ps != null) { 17619 // Already installed so we apply the grant immediately 17620 if (DEBUG_BACKUP) { 17621 Slog.v(TAG, " + already installed; applying"); 17622 } 17623 PermissionsState perms = ps.getPermissionsState(); 17624 BasePermission bp = mSettings.mPermissions.get(permName); 17625 if (bp != null) { 17626 if (isGranted) { 17627 perms.grantRuntimePermission(bp, userId); 17628 } 17629 if (newFlagSet != 0) { 17630 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 17631 } 17632 } 17633 } else { 17634 // Need to wait for post-restore install to apply the grant 17635 if (DEBUG_BACKUP) { 17636 Slog.v(TAG, " - not yet installed; saving for later"); 17637 } 17638 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 17639 isGranted, newFlagSet, userId); 17640 } 17641 } else { 17642 PackageManagerService.reportSettingsProblem(Log.WARN, 17643 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 17644 XmlUtils.skipCurrentTag(parser); 17645 } 17646 } 17647 17648 scheduleWriteSettingsLocked(); 17649 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17650 } 17651 17652 @Override 17653 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 17654 int sourceUserId, int targetUserId, int flags) { 17655 mContext.enforceCallingOrSelfPermission( 17656 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17657 int callingUid = Binder.getCallingUid(); 17658 enforceOwnerRights(ownerPackage, callingUid); 17659 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17660 if (intentFilter.countActions() == 0) { 17661 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 17662 return; 17663 } 17664 synchronized (mPackages) { 17665 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 17666 ownerPackage, targetUserId, flags); 17667 CrossProfileIntentResolver resolver = 17668 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17669 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 17670 // We have all those whose filter is equal. Now checking if the rest is equal as well. 17671 if (existing != null) { 17672 int size = existing.size(); 17673 for (int i = 0; i < size; i++) { 17674 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 17675 return; 17676 } 17677 } 17678 } 17679 resolver.addFilter(newFilter); 17680 scheduleWritePackageRestrictionsLocked(sourceUserId); 17681 } 17682 } 17683 17684 @Override 17685 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 17686 mContext.enforceCallingOrSelfPermission( 17687 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17688 int callingUid = Binder.getCallingUid(); 17689 enforceOwnerRights(ownerPackage, callingUid); 17690 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17691 synchronized (mPackages) { 17692 CrossProfileIntentResolver resolver = 17693 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17694 ArraySet<CrossProfileIntentFilter> set = 17695 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 17696 for (CrossProfileIntentFilter filter : set) { 17697 if (filter.getOwnerPackage().equals(ownerPackage)) { 17698 resolver.removeFilter(filter); 17699 } 17700 } 17701 scheduleWritePackageRestrictionsLocked(sourceUserId); 17702 } 17703 } 17704 17705 // Enforcing that callingUid is owning pkg on userId 17706 private void enforceOwnerRights(String pkg, int callingUid) { 17707 // The system owns everything. 17708 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17709 return; 17710 } 17711 int callingUserId = UserHandle.getUserId(callingUid); 17712 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 17713 if (pi == null) { 17714 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 17715 + callingUserId); 17716 } 17717 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 17718 throw new SecurityException("Calling uid " + callingUid 17719 + " does not own package " + pkg); 17720 } 17721 } 17722 17723 @Override 17724 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 17725 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 17726 } 17727 17728 private Intent getHomeIntent() { 17729 Intent intent = new Intent(Intent.ACTION_MAIN); 17730 intent.addCategory(Intent.CATEGORY_HOME); 17731 intent.addCategory(Intent.CATEGORY_DEFAULT); 17732 return intent; 17733 } 17734 17735 private IntentFilter getHomeFilter() { 17736 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 17737 filter.addCategory(Intent.CATEGORY_HOME); 17738 filter.addCategory(Intent.CATEGORY_DEFAULT); 17739 return filter; 17740 } 17741 17742 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 17743 int userId) { 17744 Intent intent = getHomeIntent(); 17745 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 17746 PackageManager.GET_META_DATA, userId); 17747 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 17748 true, false, false, userId); 17749 17750 allHomeCandidates.clear(); 17751 if (list != null) { 17752 for (ResolveInfo ri : list) { 17753 allHomeCandidates.add(ri); 17754 } 17755 } 17756 return (preferred == null || preferred.activityInfo == null) 17757 ? null 17758 : new ComponentName(preferred.activityInfo.packageName, 17759 preferred.activityInfo.name); 17760 } 17761 17762 @Override 17763 public void setHomeActivity(ComponentName comp, int userId) { 17764 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 17765 getHomeActivitiesAsUser(homeActivities, userId); 17766 17767 boolean found = false; 17768 17769 final int size = homeActivities.size(); 17770 final ComponentName[] set = new ComponentName[size]; 17771 for (int i = 0; i < size; i++) { 17772 final ResolveInfo candidate = homeActivities.get(i); 17773 final ActivityInfo info = candidate.activityInfo; 17774 final ComponentName activityName = new ComponentName(info.packageName, info.name); 17775 set[i] = activityName; 17776 if (!found && activityName.equals(comp)) { 17777 found = true; 17778 } 17779 } 17780 if (!found) { 17781 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 17782 + userId); 17783 } 17784 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 17785 set, comp, userId); 17786 } 17787 17788 private @Nullable String getSetupWizardPackageName() { 17789 final Intent intent = new Intent(Intent.ACTION_MAIN); 17790 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 17791 17792 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17793 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17794 | MATCH_DISABLED_COMPONENTS, 17795 UserHandle.myUserId()); 17796 if (matches.size() == 1) { 17797 return matches.get(0).getComponentInfo().packageName; 17798 } else { 17799 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 17800 + ": matches=" + matches); 17801 return null; 17802 } 17803 } 17804 17805 private @Nullable String getStorageManagerPackageName() { 17806 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 17807 17808 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17809 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17810 | MATCH_DISABLED_COMPONENTS, 17811 UserHandle.myUserId()); 17812 if (matches.size() == 1) { 17813 return matches.get(0).getComponentInfo().packageName; 17814 } else { 17815 Slog.e(TAG, "There should probably be exactly one storage manager; found " 17816 + matches.size() + ": matches=" + matches); 17817 return null; 17818 } 17819 } 17820 17821 @Override 17822 public void setApplicationEnabledSetting(String appPackageName, 17823 int newState, int flags, int userId, String callingPackage) { 17824 if (!sUserManager.exists(userId)) return; 17825 if (callingPackage == null) { 17826 callingPackage = Integer.toString(Binder.getCallingUid()); 17827 } 17828 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 17829 } 17830 17831 @Override 17832 public void setComponentEnabledSetting(ComponentName componentName, 17833 int newState, int flags, int userId) { 17834 if (!sUserManager.exists(userId)) return; 17835 setEnabledSetting(componentName.getPackageName(), 17836 componentName.getClassName(), newState, flags, userId, null); 17837 } 17838 17839 private void setEnabledSetting(final String packageName, String className, int newState, 17840 final int flags, int userId, String callingPackage) { 17841 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 17842 || newState == COMPONENT_ENABLED_STATE_ENABLED 17843 || newState == COMPONENT_ENABLED_STATE_DISABLED 17844 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 17845 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 17846 throw new IllegalArgumentException("Invalid new component state: " 17847 + newState); 17848 } 17849 PackageSetting pkgSetting; 17850 final int uid = Binder.getCallingUid(); 17851 final int permission; 17852 if (uid == Process.SYSTEM_UID) { 17853 permission = PackageManager.PERMISSION_GRANTED; 17854 } else { 17855 permission = mContext.checkCallingOrSelfPermission( 17856 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 17857 } 17858 enforceCrossUserPermission(uid, userId, 17859 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 17860 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 17861 boolean sendNow = false; 17862 boolean isApp = (className == null); 17863 String componentName = isApp ? packageName : className; 17864 int packageUid = -1; 17865 ArrayList<String> components; 17866 17867 // writer 17868 synchronized (mPackages) { 17869 pkgSetting = mSettings.mPackages.get(packageName); 17870 if (pkgSetting == null) { 17871 if (className == null) { 17872 throw new IllegalArgumentException("Unknown package: " + packageName); 17873 } 17874 throw new IllegalArgumentException( 17875 "Unknown component: " + packageName + "/" + className); 17876 } 17877 } 17878 17879 // Limit who can change which apps 17880 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 17881 // Don't allow apps that don't have permission to modify other apps 17882 if (!allowedByPermission) { 17883 throw new SecurityException( 17884 "Permission Denial: attempt to change component state from pid=" 17885 + Binder.getCallingPid() 17886 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 17887 } 17888 // Don't allow changing protected packages. 17889 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 17890 throw new SecurityException("Cannot disable a protected package: " + packageName); 17891 } 17892 } 17893 17894 synchronized (mPackages) { 17895 if (uid == Process.SHELL_UID) { 17896 // Shell can only change whole packages between ENABLED and DISABLED_USER states 17897 int oldState = pkgSetting.getEnabled(userId); 17898 if (className == null 17899 && 17900 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 17901 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 17902 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 17903 && 17904 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 17905 || newState == COMPONENT_ENABLED_STATE_DEFAULT 17906 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 17907 // ok 17908 } else { 17909 throw new SecurityException( 17910 "Shell cannot change component state for " + packageName + "/" 17911 + className + " to " + newState); 17912 } 17913 } 17914 if (className == null) { 17915 // We're dealing with an application/package level state change 17916 if (pkgSetting.getEnabled(userId) == newState) { 17917 // Nothing to do 17918 return; 17919 } 17920 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 17921 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 17922 // Don't care about who enables an app. 17923 callingPackage = null; 17924 } 17925 pkgSetting.setEnabled(newState, userId, callingPackage); 17926 // pkgSetting.pkg.mSetEnabled = newState; 17927 } else { 17928 // We're dealing with a component level state change 17929 // First, verify that this is a valid class name. 17930 PackageParser.Package pkg = pkgSetting.pkg; 17931 if (pkg == null || !pkg.hasComponentClassName(className)) { 17932 if (pkg != null && 17933 pkg.applicationInfo.targetSdkVersion >= 17934 Build.VERSION_CODES.JELLY_BEAN) { 17935 throw new IllegalArgumentException("Component class " + className 17936 + " does not exist in " + packageName); 17937 } else { 17938 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 17939 + className + " does not exist in " + packageName); 17940 } 17941 } 17942 switch (newState) { 17943 case COMPONENT_ENABLED_STATE_ENABLED: 17944 if (!pkgSetting.enableComponentLPw(className, userId)) { 17945 return; 17946 } 17947 break; 17948 case COMPONENT_ENABLED_STATE_DISABLED: 17949 if (!pkgSetting.disableComponentLPw(className, userId)) { 17950 return; 17951 } 17952 break; 17953 case COMPONENT_ENABLED_STATE_DEFAULT: 17954 if (!pkgSetting.restoreComponentLPw(className, userId)) { 17955 return; 17956 } 17957 break; 17958 default: 17959 Slog.e(TAG, "Invalid new component state: " + newState); 17960 return; 17961 } 17962 } 17963 scheduleWritePackageRestrictionsLocked(userId); 17964 components = mPendingBroadcasts.get(userId, packageName); 17965 final boolean newPackage = components == null; 17966 if (newPackage) { 17967 components = new ArrayList<String>(); 17968 } 17969 if (!components.contains(componentName)) { 17970 components.add(componentName); 17971 } 17972 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 17973 sendNow = true; 17974 // Purge entry from pending broadcast list if another one exists already 17975 // since we are sending one right away. 17976 mPendingBroadcasts.remove(userId, packageName); 17977 } else { 17978 if (newPackage) { 17979 mPendingBroadcasts.put(userId, packageName, components); 17980 } 17981 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 17982 // Schedule a message 17983 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 17984 } 17985 } 17986 } 17987 17988 long callingId = Binder.clearCallingIdentity(); 17989 try { 17990 if (sendNow) { 17991 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 17992 sendPackageChangedBroadcast(packageName, 17993 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 17994 } 17995 } finally { 17996 Binder.restoreCallingIdentity(callingId); 17997 } 17998 } 17999 18000 @Override 18001 public void flushPackageRestrictionsAsUser(int userId) { 18002 if (!sUserManager.exists(userId)) { 18003 return; 18004 } 18005 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 18006 false /* checkShell */, "flushPackageRestrictions"); 18007 synchronized (mPackages) { 18008 mSettings.writePackageRestrictionsLPr(userId); 18009 mDirtyUsers.remove(userId); 18010 if (mDirtyUsers.isEmpty()) { 18011 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 18012 } 18013 } 18014 } 18015 18016 private void sendPackageChangedBroadcast(String packageName, 18017 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 18018 if (DEBUG_INSTALL) 18019 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 18020 + componentNames); 18021 Bundle extras = new Bundle(4); 18022 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 18023 String nameList[] = new String[componentNames.size()]; 18024 componentNames.toArray(nameList); 18025 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 18026 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 18027 extras.putInt(Intent.EXTRA_UID, packageUid); 18028 // If this is not reporting a change of the overall package, then only send it 18029 // to registered receivers. We don't want to launch a swath of apps for every 18030 // little component state change. 18031 final int flags = !componentNames.contains(packageName) 18032 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 18033 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 18034 new int[] {UserHandle.getUserId(packageUid)}); 18035 } 18036 18037 @Override 18038 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 18039 if (!sUserManager.exists(userId)) return; 18040 final int uid = Binder.getCallingUid(); 18041 final int permission = mContext.checkCallingOrSelfPermission( 18042 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 18043 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 18044 enforceCrossUserPermission(uid, userId, 18045 true /* requireFullPermission */, true /* checkShell */, "stop package"); 18046 // writer 18047 synchronized (mPackages) { 18048 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 18049 allowedByPermission, uid, userId)) { 18050 scheduleWritePackageRestrictionsLocked(userId); 18051 } 18052 } 18053 } 18054 18055 @Override 18056 public String getInstallerPackageName(String packageName) { 18057 // reader 18058 synchronized (mPackages) { 18059 return mSettings.getInstallerPackageNameLPr(packageName); 18060 } 18061 } 18062 18063 public boolean isOrphaned(String packageName) { 18064 // reader 18065 synchronized (mPackages) { 18066 return mSettings.isOrphaned(packageName); 18067 } 18068 } 18069 18070 @Override 18071 public int getApplicationEnabledSetting(String packageName, int userId) { 18072 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18073 int uid = Binder.getCallingUid(); 18074 enforceCrossUserPermission(uid, userId, 18075 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 18076 // reader 18077 synchronized (mPackages) { 18078 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 18079 } 18080 } 18081 18082 @Override 18083 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 18084 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18085 int uid = Binder.getCallingUid(); 18086 enforceCrossUserPermission(uid, userId, 18087 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 18088 // reader 18089 synchronized (mPackages) { 18090 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 18091 } 18092 } 18093 18094 @Override 18095 public void enterSafeMode() { 18096 enforceSystemOrRoot("Only the system can request entering safe mode"); 18097 18098 if (!mSystemReady) { 18099 mSafeMode = true; 18100 } 18101 } 18102 18103 @Override 18104 public void systemReady() { 18105 mSystemReady = true; 18106 18107 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 18108 // disabled after already being started. 18109 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 18110 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 18111 18112 // Read the compatibilty setting when the system is ready. 18113 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 18114 mContext.getContentResolver(), 18115 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 18116 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 18117 if (DEBUG_SETTINGS) { 18118 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 18119 } 18120 18121 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 18122 18123 synchronized (mPackages) { 18124 // Verify that all of the preferred activity components actually 18125 // exist. It is possible for applications to be updated and at 18126 // that point remove a previously declared activity component that 18127 // had been set as a preferred activity. We try to clean this up 18128 // the next time we encounter that preferred activity, but it is 18129 // possible for the user flow to never be able to return to that 18130 // situation so here we do a sanity check to make sure we haven't 18131 // left any junk around. 18132 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 18133 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18134 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18135 removed.clear(); 18136 for (PreferredActivity pa : pir.filterSet()) { 18137 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 18138 removed.add(pa); 18139 } 18140 } 18141 if (removed.size() > 0) { 18142 for (int r=0; r<removed.size(); r++) { 18143 PreferredActivity pa = removed.get(r); 18144 Slog.w(TAG, "Removing dangling preferred activity: " 18145 + pa.mPref.mComponent); 18146 pir.removeFilter(pa); 18147 } 18148 mSettings.writePackageRestrictionsLPr( 18149 mSettings.mPreferredActivities.keyAt(i)); 18150 } 18151 } 18152 18153 for (int userId : UserManagerService.getInstance().getUserIds()) { 18154 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 18155 grantPermissionsUserIds = ArrayUtils.appendInt( 18156 grantPermissionsUserIds, userId); 18157 } 18158 } 18159 } 18160 sUserManager.systemReady(); 18161 18162 // If we upgraded grant all default permissions before kicking off. 18163 for (int userId : grantPermissionsUserIds) { 18164 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 18165 } 18166 18167 // If we did not grant default permissions, we preload from this the 18168 // default permission exceptions lazily to ensure we don't hit the 18169 // disk on a new user creation. 18170 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 18171 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 18172 } 18173 18174 // Kick off any messages waiting for system ready 18175 if (mPostSystemReadyMessages != null) { 18176 for (Message msg : mPostSystemReadyMessages) { 18177 msg.sendToTarget(); 18178 } 18179 mPostSystemReadyMessages = null; 18180 } 18181 18182 // Watch for external volumes that come and go over time 18183 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18184 storage.registerListener(mStorageListener); 18185 18186 mInstallerService.systemReady(); 18187 mPackageDexOptimizer.systemReady(); 18188 18189 MountServiceInternal mountServiceInternal = LocalServices.getService( 18190 MountServiceInternal.class); 18191 mountServiceInternal.addExternalStoragePolicy( 18192 new MountServiceInternal.ExternalStorageMountPolicy() { 18193 @Override 18194 public int getMountMode(int uid, String packageName) { 18195 if (Process.isIsolated(uid)) { 18196 return Zygote.MOUNT_EXTERNAL_NONE; 18197 } 18198 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 18199 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18200 } 18201 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18202 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18203 } 18204 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18205 return Zygote.MOUNT_EXTERNAL_READ; 18206 } 18207 return Zygote.MOUNT_EXTERNAL_WRITE; 18208 } 18209 18210 @Override 18211 public boolean hasExternalStorage(int uid, String packageName) { 18212 return true; 18213 } 18214 }); 18215 18216 // Now that we're mostly running, clean up stale users and apps 18217 reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 18218 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 18219 } 18220 18221 @Override 18222 public boolean isSafeMode() { 18223 return mSafeMode; 18224 } 18225 18226 @Override 18227 public boolean hasSystemUidErrors() { 18228 return mHasSystemUidErrors; 18229 } 18230 18231 static String arrayToString(int[] array) { 18232 StringBuffer buf = new StringBuffer(128); 18233 buf.append('['); 18234 if (array != null) { 18235 for (int i=0; i<array.length; i++) { 18236 if (i > 0) buf.append(", "); 18237 buf.append(array[i]); 18238 } 18239 } 18240 buf.append(']'); 18241 return buf.toString(); 18242 } 18243 18244 static class DumpState { 18245 public static final int DUMP_LIBS = 1 << 0; 18246 public static final int DUMP_FEATURES = 1 << 1; 18247 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 18248 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 18249 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 18250 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 18251 public static final int DUMP_PERMISSIONS = 1 << 6; 18252 public static final int DUMP_PACKAGES = 1 << 7; 18253 public static final int DUMP_SHARED_USERS = 1 << 8; 18254 public static final int DUMP_MESSAGES = 1 << 9; 18255 public static final int DUMP_PROVIDERS = 1 << 10; 18256 public static final int DUMP_VERIFIERS = 1 << 11; 18257 public static final int DUMP_PREFERRED = 1 << 12; 18258 public static final int DUMP_PREFERRED_XML = 1 << 13; 18259 public static final int DUMP_KEYSETS = 1 << 14; 18260 public static final int DUMP_VERSION = 1 << 15; 18261 public static final int DUMP_INSTALLS = 1 << 16; 18262 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 18263 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 18264 public static final int DUMP_FROZEN = 1 << 19; 18265 public static final int DUMP_DEXOPT = 1 << 20; 18266 public static final int DUMP_COMPILER_STATS = 1 << 21; 18267 18268 public static final int OPTION_SHOW_FILTERS = 1 << 0; 18269 18270 private int mTypes; 18271 18272 private int mOptions; 18273 18274 private boolean mTitlePrinted; 18275 18276 private SharedUserSetting mSharedUser; 18277 18278 public boolean isDumping(int type) { 18279 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 18280 return true; 18281 } 18282 18283 return (mTypes & type) != 0; 18284 } 18285 18286 public void setDump(int type) { 18287 mTypes |= type; 18288 } 18289 18290 public boolean isOptionEnabled(int option) { 18291 return (mOptions & option) != 0; 18292 } 18293 18294 public void setOptionEnabled(int option) { 18295 mOptions |= option; 18296 } 18297 18298 public boolean onTitlePrinted() { 18299 final boolean printed = mTitlePrinted; 18300 mTitlePrinted = true; 18301 return printed; 18302 } 18303 18304 public boolean getTitlePrinted() { 18305 return mTitlePrinted; 18306 } 18307 18308 public void setTitlePrinted(boolean enabled) { 18309 mTitlePrinted = enabled; 18310 } 18311 18312 public SharedUserSetting getSharedUser() { 18313 return mSharedUser; 18314 } 18315 18316 public void setSharedUser(SharedUserSetting user) { 18317 mSharedUser = user; 18318 } 18319 } 18320 18321 @Override 18322 public void onShellCommand(FileDescriptor in, FileDescriptor out, 18323 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 18324 (new PackageManagerShellCommand(this)).exec( 18325 this, in, out, err, args, resultReceiver); 18326 } 18327 18328 @Override 18329 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 18330 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 18331 != PackageManager.PERMISSION_GRANTED) { 18332 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 18333 + Binder.getCallingPid() 18334 + ", uid=" + Binder.getCallingUid() 18335 + " without permission " 18336 + android.Manifest.permission.DUMP); 18337 return; 18338 } 18339 18340 DumpState dumpState = new DumpState(); 18341 boolean fullPreferred = false; 18342 boolean checkin = false; 18343 18344 String packageName = null; 18345 ArraySet<String> permissionNames = null; 18346 18347 int opti = 0; 18348 while (opti < args.length) { 18349 String opt = args[opti]; 18350 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 18351 break; 18352 } 18353 opti++; 18354 18355 if ("-a".equals(opt)) { 18356 // Right now we only know how to print all. 18357 } else if ("-h".equals(opt)) { 18358 pw.println("Package manager dump options:"); 18359 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 18360 pw.println(" --checkin: dump for a checkin"); 18361 pw.println(" -f: print details of intent filters"); 18362 pw.println(" -h: print this help"); 18363 pw.println(" cmd may be one of:"); 18364 pw.println(" l[ibraries]: list known shared libraries"); 18365 pw.println(" f[eatures]: list device features"); 18366 pw.println(" k[eysets]: print known keysets"); 18367 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 18368 pw.println(" perm[issions]: dump permissions"); 18369 pw.println(" permission [name ...]: dump declaration and use of given permission"); 18370 pw.println(" pref[erred]: print preferred package settings"); 18371 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 18372 pw.println(" prov[iders]: dump content providers"); 18373 pw.println(" p[ackages]: dump installed packages"); 18374 pw.println(" s[hared-users]: dump shared user IDs"); 18375 pw.println(" m[essages]: print collected runtime messages"); 18376 pw.println(" v[erifiers]: print package verifier info"); 18377 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 18378 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 18379 pw.println(" version: print database version info"); 18380 pw.println(" write: write current settings now"); 18381 pw.println(" installs: details about install sessions"); 18382 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 18383 pw.println(" dexopt: dump dexopt state"); 18384 pw.println(" compiler-stats: dump compiler statistics"); 18385 pw.println(" <package.name>: info about given package"); 18386 return; 18387 } else if ("--checkin".equals(opt)) { 18388 checkin = true; 18389 } else if ("-f".equals(opt)) { 18390 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18391 } else { 18392 pw.println("Unknown argument: " + opt + "; use -h for help"); 18393 } 18394 } 18395 18396 // Is the caller requesting to dump a particular piece of data? 18397 if (opti < args.length) { 18398 String cmd = args[opti]; 18399 opti++; 18400 // Is this a package name? 18401 if ("android".equals(cmd) || cmd.contains(".")) { 18402 packageName = cmd; 18403 // When dumping a single package, we always dump all of its 18404 // filter information since the amount of data will be reasonable. 18405 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18406 } else if ("check-permission".equals(cmd)) { 18407 if (opti >= args.length) { 18408 pw.println("Error: check-permission missing permission argument"); 18409 return; 18410 } 18411 String perm = args[opti]; 18412 opti++; 18413 if (opti >= args.length) { 18414 pw.println("Error: check-permission missing package argument"); 18415 return; 18416 } 18417 String pkg = args[opti]; 18418 opti++; 18419 int user = UserHandle.getUserId(Binder.getCallingUid()); 18420 if (opti < args.length) { 18421 try { 18422 user = Integer.parseInt(args[opti]); 18423 } catch (NumberFormatException e) { 18424 pw.println("Error: check-permission user argument is not a number: " 18425 + args[opti]); 18426 return; 18427 } 18428 } 18429 pw.println(checkPermission(perm, pkg, user)); 18430 return; 18431 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 18432 dumpState.setDump(DumpState.DUMP_LIBS); 18433 } else if ("f".equals(cmd) || "features".equals(cmd)) { 18434 dumpState.setDump(DumpState.DUMP_FEATURES); 18435 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 18436 if (opti >= args.length) { 18437 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 18438 | DumpState.DUMP_SERVICE_RESOLVERS 18439 | DumpState.DUMP_RECEIVER_RESOLVERS 18440 | DumpState.DUMP_CONTENT_RESOLVERS); 18441 } else { 18442 while (opti < args.length) { 18443 String name = args[opti]; 18444 if ("a".equals(name) || "activity".equals(name)) { 18445 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 18446 } else if ("s".equals(name) || "service".equals(name)) { 18447 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 18448 } else if ("r".equals(name) || "receiver".equals(name)) { 18449 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 18450 } else if ("c".equals(name) || "content".equals(name)) { 18451 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 18452 } else { 18453 pw.println("Error: unknown resolver table type: " + name); 18454 return; 18455 } 18456 opti++; 18457 } 18458 } 18459 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 18460 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 18461 } else if ("permission".equals(cmd)) { 18462 if (opti >= args.length) { 18463 pw.println("Error: permission requires permission name"); 18464 return; 18465 } 18466 permissionNames = new ArraySet<>(); 18467 while (opti < args.length) { 18468 permissionNames.add(args[opti]); 18469 opti++; 18470 } 18471 dumpState.setDump(DumpState.DUMP_PERMISSIONS 18472 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 18473 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 18474 dumpState.setDump(DumpState.DUMP_PREFERRED); 18475 } else if ("preferred-xml".equals(cmd)) { 18476 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 18477 if (opti < args.length && "--full".equals(args[opti])) { 18478 fullPreferred = true; 18479 opti++; 18480 } 18481 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 18482 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 18483 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 18484 dumpState.setDump(DumpState.DUMP_PACKAGES); 18485 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 18486 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 18487 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 18488 dumpState.setDump(DumpState.DUMP_PROVIDERS); 18489 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 18490 dumpState.setDump(DumpState.DUMP_MESSAGES); 18491 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 18492 dumpState.setDump(DumpState.DUMP_VERIFIERS); 18493 } else if ("i".equals(cmd) || "ifv".equals(cmd) 18494 || "intent-filter-verifiers".equals(cmd)) { 18495 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 18496 } else if ("version".equals(cmd)) { 18497 dumpState.setDump(DumpState.DUMP_VERSION); 18498 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 18499 dumpState.setDump(DumpState.DUMP_KEYSETS); 18500 } else if ("installs".equals(cmd)) { 18501 dumpState.setDump(DumpState.DUMP_INSTALLS); 18502 } else if ("frozen".equals(cmd)) { 18503 dumpState.setDump(DumpState.DUMP_FROZEN); 18504 } else if ("dexopt".equals(cmd)) { 18505 dumpState.setDump(DumpState.DUMP_DEXOPT); 18506 } else if ("compiler-stats".equals(cmd)) { 18507 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 18508 } else if ("write".equals(cmd)) { 18509 synchronized (mPackages) { 18510 mSettings.writeLPr(); 18511 pw.println("Settings written."); 18512 return; 18513 } 18514 } 18515 } 18516 18517 if (checkin) { 18518 pw.println("vers,1"); 18519 } 18520 18521 // reader 18522 synchronized (mPackages) { 18523 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 18524 if (!checkin) { 18525 if (dumpState.onTitlePrinted()) 18526 pw.println(); 18527 pw.println("Database versions:"); 18528 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 18529 } 18530 } 18531 18532 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 18533 if (!checkin) { 18534 if (dumpState.onTitlePrinted()) 18535 pw.println(); 18536 pw.println("Verifiers:"); 18537 pw.print(" Required: "); 18538 pw.print(mRequiredVerifierPackage); 18539 pw.print(" (uid="); 18540 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18541 UserHandle.USER_SYSTEM)); 18542 pw.println(")"); 18543 } else if (mRequiredVerifierPackage != null) { 18544 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 18545 pw.print(","); 18546 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18547 UserHandle.USER_SYSTEM)); 18548 } 18549 } 18550 18551 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 18552 packageName == null) { 18553 if (mIntentFilterVerifierComponent != null) { 18554 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 18555 if (!checkin) { 18556 if (dumpState.onTitlePrinted()) 18557 pw.println(); 18558 pw.println("Intent Filter Verifier:"); 18559 pw.print(" Using: "); 18560 pw.print(verifierPackageName); 18561 pw.print(" (uid="); 18562 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18563 UserHandle.USER_SYSTEM)); 18564 pw.println(")"); 18565 } else if (verifierPackageName != null) { 18566 pw.print("ifv,"); pw.print(verifierPackageName); 18567 pw.print(","); 18568 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18569 UserHandle.USER_SYSTEM)); 18570 } 18571 } else { 18572 pw.println(); 18573 pw.println("No Intent Filter Verifier available!"); 18574 } 18575 } 18576 18577 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 18578 boolean printedHeader = false; 18579 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 18580 while (it.hasNext()) { 18581 String name = it.next(); 18582 SharedLibraryEntry ent = mSharedLibraries.get(name); 18583 if (!checkin) { 18584 if (!printedHeader) { 18585 if (dumpState.onTitlePrinted()) 18586 pw.println(); 18587 pw.println("Libraries:"); 18588 printedHeader = true; 18589 } 18590 pw.print(" "); 18591 } else { 18592 pw.print("lib,"); 18593 } 18594 pw.print(name); 18595 if (!checkin) { 18596 pw.print(" -> "); 18597 } 18598 if (ent.path != null) { 18599 if (!checkin) { 18600 pw.print("(jar) "); 18601 pw.print(ent.path); 18602 } else { 18603 pw.print(",jar,"); 18604 pw.print(ent.path); 18605 } 18606 } else { 18607 if (!checkin) { 18608 pw.print("(apk) "); 18609 pw.print(ent.apk); 18610 } else { 18611 pw.print(",apk,"); 18612 pw.print(ent.apk); 18613 } 18614 } 18615 pw.println(); 18616 } 18617 } 18618 18619 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 18620 if (dumpState.onTitlePrinted()) 18621 pw.println(); 18622 if (!checkin) { 18623 pw.println("Features:"); 18624 } 18625 18626 for (FeatureInfo feat : mAvailableFeatures.values()) { 18627 if (checkin) { 18628 pw.print("feat,"); 18629 pw.print(feat.name); 18630 pw.print(","); 18631 pw.println(feat.version); 18632 } else { 18633 pw.print(" "); 18634 pw.print(feat.name); 18635 if (feat.version > 0) { 18636 pw.print(" version="); 18637 pw.print(feat.version); 18638 } 18639 pw.println(); 18640 } 18641 } 18642 } 18643 18644 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 18645 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 18646 : "Activity Resolver Table:", " ", packageName, 18647 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18648 dumpState.setTitlePrinted(true); 18649 } 18650 } 18651 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 18652 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 18653 : "Receiver Resolver Table:", " ", packageName, 18654 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18655 dumpState.setTitlePrinted(true); 18656 } 18657 } 18658 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 18659 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 18660 : "Service Resolver Table:", " ", packageName, 18661 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18662 dumpState.setTitlePrinted(true); 18663 } 18664 } 18665 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 18666 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 18667 : "Provider Resolver Table:", " ", packageName, 18668 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18669 dumpState.setTitlePrinted(true); 18670 } 18671 } 18672 18673 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 18674 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18675 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18676 int user = mSettings.mPreferredActivities.keyAt(i); 18677 if (pir.dump(pw, 18678 dumpState.getTitlePrinted() 18679 ? "\nPreferred Activities User " + user + ":" 18680 : "Preferred Activities User " + user + ":", " ", 18681 packageName, true, false)) { 18682 dumpState.setTitlePrinted(true); 18683 } 18684 } 18685 } 18686 18687 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 18688 pw.flush(); 18689 FileOutputStream fout = new FileOutputStream(fd); 18690 BufferedOutputStream str = new BufferedOutputStream(fout); 18691 XmlSerializer serializer = new FastXmlSerializer(); 18692 try { 18693 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 18694 serializer.startDocument(null, true); 18695 serializer.setFeature( 18696 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 18697 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 18698 serializer.endDocument(); 18699 serializer.flush(); 18700 } catch (IllegalArgumentException e) { 18701 pw.println("Failed writing: " + e); 18702 } catch (IllegalStateException e) { 18703 pw.println("Failed writing: " + e); 18704 } catch (IOException e) { 18705 pw.println("Failed writing: " + e); 18706 } 18707 } 18708 18709 if (!checkin 18710 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 18711 && packageName == null) { 18712 pw.println(); 18713 int count = mSettings.mPackages.size(); 18714 if (count == 0) { 18715 pw.println("No applications!"); 18716 pw.println(); 18717 } else { 18718 final String prefix = " "; 18719 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 18720 if (allPackageSettings.size() == 0) { 18721 pw.println("No domain preferred apps!"); 18722 pw.println(); 18723 } else { 18724 pw.println("App verification status:"); 18725 pw.println(); 18726 count = 0; 18727 for (PackageSetting ps : allPackageSettings) { 18728 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 18729 if (ivi == null || ivi.getPackageName() == null) continue; 18730 pw.println(prefix + "Package: " + ivi.getPackageName()); 18731 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 18732 pw.println(prefix + "Status: " + ivi.getStatusString()); 18733 pw.println(); 18734 count++; 18735 } 18736 if (count == 0) { 18737 pw.println(prefix + "No app verification established."); 18738 pw.println(); 18739 } 18740 for (int userId : sUserManager.getUserIds()) { 18741 pw.println("App linkages for user " + userId + ":"); 18742 pw.println(); 18743 count = 0; 18744 for (PackageSetting ps : allPackageSettings) { 18745 final long status = ps.getDomainVerificationStatusForUser(userId); 18746 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 18747 continue; 18748 } 18749 pw.println(prefix + "Package: " + ps.name); 18750 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 18751 String statusStr = IntentFilterVerificationInfo. 18752 getStatusStringFromValue(status); 18753 pw.println(prefix + "Status: " + statusStr); 18754 pw.println(); 18755 count++; 18756 } 18757 if (count == 0) { 18758 pw.println(prefix + "No configured app linkages."); 18759 pw.println(); 18760 } 18761 } 18762 } 18763 } 18764 } 18765 18766 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 18767 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 18768 if (packageName == null && permissionNames == null) { 18769 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 18770 if (iperm == 0) { 18771 if (dumpState.onTitlePrinted()) 18772 pw.println(); 18773 pw.println("AppOp Permissions:"); 18774 } 18775 pw.print(" AppOp Permission "); 18776 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 18777 pw.println(":"); 18778 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 18779 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 18780 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 18781 } 18782 } 18783 } 18784 } 18785 18786 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 18787 boolean printedSomething = false; 18788 for (PackageParser.Provider p : mProviders.mProviders.values()) { 18789 if (packageName != null && !packageName.equals(p.info.packageName)) { 18790 continue; 18791 } 18792 if (!printedSomething) { 18793 if (dumpState.onTitlePrinted()) 18794 pw.println(); 18795 pw.println("Registered ContentProviders:"); 18796 printedSomething = true; 18797 } 18798 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 18799 pw.print(" "); pw.println(p.toString()); 18800 } 18801 printedSomething = false; 18802 for (Map.Entry<String, PackageParser.Provider> entry : 18803 mProvidersByAuthority.entrySet()) { 18804 PackageParser.Provider p = entry.getValue(); 18805 if (packageName != null && !packageName.equals(p.info.packageName)) { 18806 continue; 18807 } 18808 if (!printedSomething) { 18809 if (dumpState.onTitlePrinted()) 18810 pw.println(); 18811 pw.println("ContentProvider Authorities:"); 18812 printedSomething = true; 18813 } 18814 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 18815 pw.print(" "); pw.println(p.toString()); 18816 if (p.info != null && p.info.applicationInfo != null) { 18817 final String appInfo = p.info.applicationInfo.toString(); 18818 pw.print(" applicationInfo="); pw.println(appInfo); 18819 } 18820 } 18821 } 18822 18823 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 18824 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 18825 } 18826 18827 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 18828 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 18829 } 18830 18831 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 18832 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 18833 } 18834 18835 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 18836 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 18837 } 18838 18839 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 18840 // XXX should handle packageName != null by dumping only install data that 18841 // the given package is involved with. 18842 if (dumpState.onTitlePrinted()) pw.println(); 18843 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 18844 } 18845 18846 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 18847 // XXX should handle packageName != null by dumping only install data that 18848 // the given package is involved with. 18849 if (dumpState.onTitlePrinted()) pw.println(); 18850 18851 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18852 ipw.println(); 18853 ipw.println("Frozen packages:"); 18854 ipw.increaseIndent(); 18855 if (mFrozenPackages.size() == 0) { 18856 ipw.println("(none)"); 18857 } else { 18858 for (int i = 0; i < mFrozenPackages.size(); i++) { 18859 ipw.println(mFrozenPackages.valueAt(i)); 18860 } 18861 } 18862 ipw.decreaseIndent(); 18863 } 18864 18865 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 18866 if (dumpState.onTitlePrinted()) pw.println(); 18867 dumpDexoptStateLPr(pw, packageName); 18868 } 18869 18870 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 18871 if (dumpState.onTitlePrinted()) pw.println(); 18872 dumpCompilerStatsLPr(pw, packageName); 18873 } 18874 18875 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 18876 if (dumpState.onTitlePrinted()) pw.println(); 18877 mSettings.dumpReadMessagesLPr(pw, dumpState); 18878 18879 pw.println(); 18880 pw.println("Package warning messages:"); 18881 BufferedReader in = null; 18882 String line = null; 18883 try { 18884 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 18885 while ((line = in.readLine()) != null) { 18886 if (line.contains("ignored: updated version")) continue; 18887 pw.println(line); 18888 } 18889 } catch (IOException ignored) { 18890 } finally { 18891 IoUtils.closeQuietly(in); 18892 } 18893 } 18894 18895 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 18896 BufferedReader in = null; 18897 String line = null; 18898 try { 18899 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 18900 while ((line = in.readLine()) != null) { 18901 if (line.contains("ignored: updated version")) continue; 18902 pw.print("msg,"); 18903 pw.println(line); 18904 } 18905 } catch (IOException ignored) { 18906 } finally { 18907 IoUtils.closeQuietly(in); 18908 } 18909 } 18910 } 18911 } 18912 18913 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 18914 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18915 ipw.println(); 18916 ipw.println("Dexopt state:"); 18917 ipw.increaseIndent(); 18918 Collection<PackageParser.Package> packages = null; 18919 if (packageName != null) { 18920 PackageParser.Package targetPackage = mPackages.get(packageName); 18921 if (targetPackage != null) { 18922 packages = Collections.singletonList(targetPackage); 18923 } else { 18924 ipw.println("Unable to find package: " + packageName); 18925 return; 18926 } 18927 } else { 18928 packages = mPackages.values(); 18929 } 18930 18931 for (PackageParser.Package pkg : packages) { 18932 ipw.println("[" + pkg.packageName + "]"); 18933 ipw.increaseIndent(); 18934 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 18935 ipw.decreaseIndent(); 18936 } 18937 } 18938 18939 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 18940 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18941 ipw.println(); 18942 ipw.println("Compiler stats:"); 18943 ipw.increaseIndent(); 18944 Collection<PackageParser.Package> packages = null; 18945 if (packageName != null) { 18946 PackageParser.Package targetPackage = mPackages.get(packageName); 18947 if (targetPackage != null) { 18948 packages = Collections.singletonList(targetPackage); 18949 } else { 18950 ipw.println("Unable to find package: " + packageName); 18951 return; 18952 } 18953 } else { 18954 packages = mPackages.values(); 18955 } 18956 18957 for (PackageParser.Package pkg : packages) { 18958 ipw.println("[" + pkg.packageName + "]"); 18959 ipw.increaseIndent(); 18960 18961 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 18962 if (stats == null) { 18963 ipw.println("(No recorded stats)"); 18964 } else { 18965 stats.dump(ipw); 18966 } 18967 ipw.decreaseIndent(); 18968 } 18969 } 18970 18971 private String dumpDomainString(String packageName) { 18972 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 18973 .getList(); 18974 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 18975 18976 ArraySet<String> result = new ArraySet<>(); 18977 if (iviList.size() > 0) { 18978 for (IntentFilterVerificationInfo ivi : iviList) { 18979 for (String host : ivi.getDomains()) { 18980 result.add(host); 18981 } 18982 } 18983 } 18984 if (filters != null && filters.size() > 0) { 18985 for (IntentFilter filter : filters) { 18986 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 18987 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 18988 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 18989 result.addAll(filter.getHostsList()); 18990 } 18991 } 18992 } 18993 18994 StringBuilder sb = new StringBuilder(result.size() * 16); 18995 for (String domain : result) { 18996 if (sb.length() > 0) sb.append(" "); 18997 sb.append(domain); 18998 } 18999 return sb.toString(); 19000 } 19001 19002 // ------- apps on sdcard specific code ------- 19003 static final boolean DEBUG_SD_INSTALL = false; 19004 19005 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 19006 19007 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 19008 19009 private boolean mMediaMounted = false; 19010 19011 static String getEncryptKey() { 19012 try { 19013 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 19014 SD_ENCRYPTION_KEYSTORE_NAME); 19015 if (sdEncKey == null) { 19016 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 19017 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 19018 if (sdEncKey == null) { 19019 Slog.e(TAG, "Failed to create encryption keys"); 19020 return null; 19021 } 19022 } 19023 return sdEncKey; 19024 } catch (NoSuchAlgorithmException nsae) { 19025 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 19026 return null; 19027 } catch (IOException ioe) { 19028 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 19029 return null; 19030 } 19031 } 19032 19033 /* 19034 * Update media status on PackageManager. 19035 */ 19036 @Override 19037 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 19038 int callingUid = Binder.getCallingUid(); 19039 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 19040 throw new SecurityException("Media status can only be updated by the system"); 19041 } 19042 // reader; this apparently protects mMediaMounted, but should probably 19043 // be a different lock in that case. 19044 synchronized (mPackages) { 19045 Log.i(TAG, "Updating external media status from " 19046 + (mMediaMounted ? "mounted" : "unmounted") + " to " 19047 + (mediaStatus ? "mounted" : "unmounted")); 19048 if (DEBUG_SD_INSTALL) 19049 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 19050 + ", mMediaMounted=" + mMediaMounted); 19051 if (mediaStatus == mMediaMounted) { 19052 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 19053 : 0, -1); 19054 mHandler.sendMessage(msg); 19055 return; 19056 } 19057 mMediaMounted = mediaStatus; 19058 } 19059 // Queue up an async operation since the package installation may take a 19060 // little while. 19061 mHandler.post(new Runnable() { 19062 public void run() { 19063 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 19064 } 19065 }); 19066 } 19067 19068 /** 19069 * Called by MountService when the initial ASECs to scan are available. 19070 * Should block until all the ASEC containers are finished being scanned. 19071 */ 19072 public void scanAvailableAsecs() { 19073 updateExternalMediaStatusInner(true, false, false); 19074 } 19075 19076 /* 19077 * Collect information of applications on external media, map them against 19078 * existing containers and update information based on current mount status. 19079 * Please note that we always have to report status if reportStatus has been 19080 * set to true especially when unloading packages. 19081 */ 19082 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 19083 boolean externalStorage) { 19084 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 19085 int[] uidArr = EmptyArray.INT; 19086 19087 final String[] list = PackageHelper.getSecureContainerList(); 19088 if (ArrayUtils.isEmpty(list)) { 19089 Log.i(TAG, "No secure containers found"); 19090 } else { 19091 // Process list of secure containers and categorize them 19092 // as active or stale based on their package internal state. 19093 19094 // reader 19095 synchronized (mPackages) { 19096 for (String cid : list) { 19097 // Leave stages untouched for now; installer service owns them 19098 if (PackageInstallerService.isStageName(cid)) continue; 19099 19100 if (DEBUG_SD_INSTALL) 19101 Log.i(TAG, "Processing container " + cid); 19102 String pkgName = getAsecPackageName(cid); 19103 if (pkgName == null) { 19104 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 19105 continue; 19106 } 19107 if (DEBUG_SD_INSTALL) 19108 Log.i(TAG, "Looking for pkg : " + pkgName); 19109 19110 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19111 if (ps == null) { 19112 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 19113 continue; 19114 } 19115 19116 /* 19117 * Skip packages that are not external if we're unmounting 19118 * external storage. 19119 */ 19120 if (externalStorage && !isMounted && !isExternal(ps)) { 19121 continue; 19122 } 19123 19124 final AsecInstallArgs args = new AsecInstallArgs(cid, 19125 getAppDexInstructionSets(ps), ps.isForwardLocked()); 19126 // The package status is changed only if the code path 19127 // matches between settings and the container id. 19128 if (ps.codePathString != null 19129 && ps.codePathString.startsWith(args.getCodePath())) { 19130 if (DEBUG_SD_INSTALL) { 19131 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 19132 + " at code path: " + ps.codePathString); 19133 } 19134 19135 // We do have a valid package installed on sdcard 19136 processCids.put(args, ps.codePathString); 19137 final int uid = ps.appId; 19138 if (uid != -1) { 19139 uidArr = ArrayUtils.appendInt(uidArr, uid); 19140 } 19141 } else { 19142 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 19143 + ps.codePathString); 19144 } 19145 } 19146 } 19147 19148 Arrays.sort(uidArr); 19149 } 19150 19151 // Process packages with valid entries. 19152 if (isMounted) { 19153 if (DEBUG_SD_INSTALL) 19154 Log.i(TAG, "Loading packages"); 19155 loadMediaPackages(processCids, uidArr, externalStorage); 19156 startCleaningPackages(); 19157 mInstallerService.onSecureContainersAvailable(); 19158 } else { 19159 if (DEBUG_SD_INSTALL) 19160 Log.i(TAG, "Unloading packages"); 19161 unloadMediaPackages(processCids, uidArr, reportStatus); 19162 } 19163 } 19164 19165 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19166 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 19167 final int size = infos.size(); 19168 final String[] packageNames = new String[size]; 19169 final int[] packageUids = new int[size]; 19170 for (int i = 0; i < size; i++) { 19171 final ApplicationInfo info = infos.get(i); 19172 packageNames[i] = info.packageName; 19173 packageUids[i] = info.uid; 19174 } 19175 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 19176 finishedReceiver); 19177 } 19178 19179 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19180 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19181 sendResourcesChangedBroadcast(mediaStatus, replacing, 19182 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 19183 } 19184 19185 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19186 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19187 int size = pkgList.length; 19188 if (size > 0) { 19189 // Send broadcasts here 19190 Bundle extras = new Bundle(); 19191 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 19192 if (uidArr != null) { 19193 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 19194 } 19195 if (replacing) { 19196 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 19197 } 19198 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 19199 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 19200 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 19201 } 19202 } 19203 19204 /* 19205 * Look at potentially valid container ids from processCids If package 19206 * information doesn't match the one on record or package scanning fails, 19207 * the cid is added to list of removeCids. We currently don't delete stale 19208 * containers. 19209 */ 19210 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 19211 boolean externalStorage) { 19212 ArrayList<String> pkgList = new ArrayList<String>(); 19213 Set<AsecInstallArgs> keys = processCids.keySet(); 19214 19215 for (AsecInstallArgs args : keys) { 19216 String codePath = processCids.get(args); 19217 if (DEBUG_SD_INSTALL) 19218 Log.i(TAG, "Loading container : " + args.cid); 19219 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 19220 try { 19221 // Make sure there are no container errors first. 19222 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 19223 Slog.e(TAG, "Failed to mount cid : " + args.cid 19224 + " when installing from sdcard"); 19225 continue; 19226 } 19227 // Check code path here. 19228 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 19229 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 19230 + " does not match one in settings " + codePath); 19231 continue; 19232 } 19233 // Parse package 19234 int parseFlags = mDefParseFlags; 19235 if (args.isExternalAsec()) { 19236 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 19237 } 19238 if (args.isFwdLocked()) { 19239 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 19240 } 19241 19242 synchronized (mInstallLock) { 19243 PackageParser.Package pkg = null; 19244 try { 19245 // Sadly we don't know the package name yet to freeze it 19246 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 19247 SCAN_IGNORE_FROZEN, 0, null); 19248 } catch (PackageManagerException e) { 19249 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 19250 } 19251 // Scan the package 19252 if (pkg != null) { 19253 /* 19254 * TODO why is the lock being held? doPostInstall is 19255 * called in other places without the lock. This needs 19256 * to be straightened out. 19257 */ 19258 // writer 19259 synchronized (mPackages) { 19260 retCode = PackageManager.INSTALL_SUCCEEDED; 19261 pkgList.add(pkg.packageName); 19262 // Post process args 19263 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 19264 pkg.applicationInfo.uid); 19265 } 19266 } else { 19267 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 19268 } 19269 } 19270 19271 } finally { 19272 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 19273 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 19274 } 19275 } 19276 } 19277 // writer 19278 synchronized (mPackages) { 19279 // If the platform SDK has changed since the last time we booted, 19280 // we need to re-grant app permission to catch any new ones that 19281 // appear. This is really a hack, and means that apps can in some 19282 // cases get permissions that the user didn't initially explicitly 19283 // allow... it would be nice to have some better way to handle 19284 // this situation. 19285 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 19286 : mSettings.getInternalVersion(); 19287 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 19288 : StorageManager.UUID_PRIVATE_INTERNAL; 19289 19290 int updateFlags = UPDATE_PERMISSIONS_ALL; 19291 if (ver.sdkVersion != mSdkVersion) { 19292 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19293 + mSdkVersion + "; regranting permissions for external"); 19294 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19295 } 19296 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19297 19298 // Yay, everything is now upgraded 19299 ver.forceCurrent(); 19300 19301 // can downgrade to reader 19302 // Persist settings 19303 mSettings.writeLPr(); 19304 } 19305 // Send a broadcast to let everyone know we are done processing 19306 if (pkgList.size() > 0) { 19307 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 19308 } 19309 } 19310 19311 /* 19312 * Utility method to unload a list of specified containers 19313 */ 19314 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 19315 // Just unmount all valid containers. 19316 for (AsecInstallArgs arg : cidArgs) { 19317 synchronized (mInstallLock) { 19318 arg.doPostDeleteLI(false); 19319 } 19320 } 19321 } 19322 19323 /* 19324 * Unload packages mounted on external media. This involves deleting package 19325 * data from internal structures, sending broadcasts about disabled packages, 19326 * gc'ing to free up references, unmounting all secure containers 19327 * corresponding to packages on external media, and posting a 19328 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 19329 * that we always have to post this message if status has been requested no 19330 * matter what. 19331 */ 19332 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 19333 final boolean reportStatus) { 19334 if (DEBUG_SD_INSTALL) 19335 Log.i(TAG, "unloading media packages"); 19336 ArrayList<String> pkgList = new ArrayList<String>(); 19337 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 19338 final Set<AsecInstallArgs> keys = processCids.keySet(); 19339 for (AsecInstallArgs args : keys) { 19340 String pkgName = args.getPackageName(); 19341 if (DEBUG_SD_INSTALL) 19342 Log.i(TAG, "Trying to unload pkg : " + pkgName); 19343 // Delete package internally 19344 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19345 synchronized (mInstallLock) { 19346 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19347 final boolean res; 19348 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 19349 "unloadMediaPackages")) { 19350 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 19351 null); 19352 } 19353 if (res) { 19354 pkgList.add(pkgName); 19355 } else { 19356 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 19357 failedList.add(args); 19358 } 19359 } 19360 } 19361 19362 // reader 19363 synchronized (mPackages) { 19364 // We didn't update the settings after removing each package; 19365 // write them now for all packages. 19366 mSettings.writeLPr(); 19367 } 19368 19369 // We have to absolutely send UPDATED_MEDIA_STATUS only 19370 // after confirming that all the receivers processed the ordered 19371 // broadcast when packages get disabled, force a gc to clean things up. 19372 // and unload all the containers. 19373 if (pkgList.size() > 0) { 19374 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 19375 new IIntentReceiver.Stub() { 19376 public void performReceive(Intent intent, int resultCode, String data, 19377 Bundle extras, boolean ordered, boolean sticky, 19378 int sendingUser) throws RemoteException { 19379 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 19380 reportStatus ? 1 : 0, 1, keys); 19381 mHandler.sendMessage(msg); 19382 } 19383 }); 19384 } else { 19385 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 19386 keys); 19387 mHandler.sendMessage(msg); 19388 } 19389 } 19390 19391 private void loadPrivatePackages(final VolumeInfo vol) { 19392 mHandler.post(new Runnable() { 19393 @Override 19394 public void run() { 19395 loadPrivatePackagesInner(vol); 19396 } 19397 }); 19398 } 19399 19400 private void loadPrivatePackagesInner(VolumeInfo vol) { 19401 final String volumeUuid = vol.fsUuid; 19402 if (TextUtils.isEmpty(volumeUuid)) { 19403 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 19404 return; 19405 } 19406 19407 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 19408 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 19409 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 19410 19411 final VersionInfo ver; 19412 final List<PackageSetting> packages; 19413 synchronized (mPackages) { 19414 ver = mSettings.findOrCreateVersion(volumeUuid); 19415 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19416 } 19417 19418 for (PackageSetting ps : packages) { 19419 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 19420 synchronized (mInstallLock) { 19421 final PackageParser.Package pkg; 19422 try { 19423 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 19424 loaded.add(pkg.applicationInfo); 19425 19426 } catch (PackageManagerException e) { 19427 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 19428 } 19429 19430 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 19431 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 19432 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 19433 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19434 } 19435 } 19436 } 19437 19438 // Reconcile app data for all started/unlocked users 19439 final StorageManager sm = mContext.getSystemService(StorageManager.class); 19440 final UserManager um = mContext.getSystemService(UserManager.class); 19441 UserManagerInternal umInternal = getUserManagerInternal(); 19442 for (UserInfo user : um.getUsers()) { 19443 final int flags; 19444 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19445 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19446 } else if (umInternal.isUserRunning(user.id)) { 19447 flags = StorageManager.FLAG_STORAGE_DE; 19448 } else { 19449 continue; 19450 } 19451 19452 try { 19453 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 19454 synchronized (mInstallLock) { 19455 reconcileAppsDataLI(volumeUuid, user.id, flags); 19456 } 19457 } catch (IllegalStateException e) { 19458 // Device was probably ejected, and we'll process that event momentarily 19459 Slog.w(TAG, "Failed to prepare storage: " + e); 19460 } 19461 } 19462 19463 synchronized (mPackages) { 19464 int updateFlags = UPDATE_PERMISSIONS_ALL; 19465 if (ver.sdkVersion != mSdkVersion) { 19466 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19467 + mSdkVersion + "; regranting permissions for " + volumeUuid); 19468 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19469 } 19470 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19471 19472 // Yay, everything is now upgraded 19473 ver.forceCurrent(); 19474 19475 mSettings.writeLPr(); 19476 } 19477 19478 for (PackageFreezer freezer : freezers) { 19479 freezer.close(); 19480 } 19481 19482 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 19483 sendResourcesChangedBroadcast(true, false, loaded, null); 19484 } 19485 19486 private void unloadPrivatePackages(final VolumeInfo vol) { 19487 mHandler.post(new Runnable() { 19488 @Override 19489 public void run() { 19490 unloadPrivatePackagesInner(vol); 19491 } 19492 }); 19493 } 19494 19495 private void unloadPrivatePackagesInner(VolumeInfo vol) { 19496 final String volumeUuid = vol.fsUuid; 19497 if (TextUtils.isEmpty(volumeUuid)) { 19498 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 19499 return; 19500 } 19501 19502 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 19503 synchronized (mInstallLock) { 19504 synchronized (mPackages) { 19505 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 19506 for (PackageSetting ps : packages) { 19507 if (ps.pkg == null) continue; 19508 19509 final ApplicationInfo info = ps.pkg.applicationInfo; 19510 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19511 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19512 19513 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 19514 "unloadPrivatePackagesInner")) { 19515 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 19516 false, null)) { 19517 unloaded.add(info); 19518 } else { 19519 Slog.w(TAG, "Failed to unload " + ps.codePath); 19520 } 19521 } 19522 19523 // Try very hard to release any references to this package 19524 // so we don't risk the system server being killed due to 19525 // open FDs 19526 AttributeCache.instance().removePackage(ps.name); 19527 } 19528 19529 mSettings.writeLPr(); 19530 } 19531 } 19532 19533 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 19534 sendResourcesChangedBroadcast(false, false, unloaded, null); 19535 19536 // Try very hard to release any references to this path so we don't risk 19537 // the system server being killed due to open FDs 19538 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 19539 19540 for (int i = 0; i < 3; i++) { 19541 System.gc(); 19542 System.runFinalization(); 19543 } 19544 } 19545 19546 /** 19547 * Prepare storage areas for given user on all mounted devices. 19548 */ 19549 void prepareUserData(int userId, int userSerial, int flags) { 19550 synchronized (mInstallLock) { 19551 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19552 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19553 final String volumeUuid = vol.getFsUuid(); 19554 prepareUserDataLI(volumeUuid, userId, userSerial, flags, true); 19555 } 19556 } 19557 } 19558 19559 private void prepareUserDataLI(String volumeUuid, int userId, int userSerial, int flags, 19560 boolean allowRecover) { 19561 // Prepare storage and verify that serial numbers are consistent; if 19562 // there's a mismatch we need to destroy to avoid leaking data 19563 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19564 try { 19565 storage.prepareUserStorage(volumeUuid, userId, userSerial, flags); 19566 19567 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0 && !mOnlyCore) { 19568 UserManagerService.enforceSerialNumber( 19569 Environment.getDataUserDeDirectory(volumeUuid, userId), userSerial); 19570 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19571 UserManagerService.enforceSerialNumber( 19572 Environment.getDataSystemDeDirectory(userId), userSerial); 19573 } 19574 } 19575 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && !mOnlyCore) { 19576 UserManagerService.enforceSerialNumber( 19577 Environment.getDataUserCeDirectory(volumeUuid, userId), userSerial); 19578 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19579 UserManagerService.enforceSerialNumber( 19580 Environment.getDataSystemCeDirectory(userId), userSerial); 19581 } 19582 } 19583 19584 synchronized (mInstallLock) { 19585 mInstaller.createUserData(volumeUuid, userId, userSerial, flags); 19586 } 19587 } catch (Exception e) { 19588 logCriticalInfo(Log.WARN, "Destroying user " + userId + " on volume " + volumeUuid 19589 + " because we failed to prepare: " + e); 19590 destroyUserDataLI(volumeUuid, userId, 19591 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19592 19593 if (allowRecover) { 19594 // Try one last time; if we fail again we're really in trouble 19595 prepareUserDataLI(volumeUuid, userId, userSerial, flags, false); 19596 } 19597 } 19598 } 19599 19600 /** 19601 * Destroy storage areas for given user on all mounted devices. 19602 */ 19603 void destroyUserData(int userId, int flags) { 19604 synchronized (mInstallLock) { 19605 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19606 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19607 final String volumeUuid = vol.getFsUuid(); 19608 destroyUserDataLI(volumeUuid, userId, flags); 19609 } 19610 } 19611 } 19612 19613 private void destroyUserDataLI(String volumeUuid, int userId, int flags) { 19614 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19615 try { 19616 // Clean up app data, profile data, and media data 19617 mInstaller.destroyUserData(volumeUuid, userId, flags); 19618 19619 // Clean up system data 19620 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19621 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19622 FileUtils.deleteContentsAndDir(Environment.getUserSystemDirectory(userId)); 19623 FileUtils.deleteContentsAndDir(Environment.getDataSystemDeDirectory(userId)); 19624 } 19625 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19626 FileUtils.deleteContentsAndDir(Environment.getDataSystemCeDirectory(userId)); 19627 } 19628 } 19629 19630 // Data with special labels is now gone, so finish the job 19631 storage.destroyUserStorage(volumeUuid, userId, flags); 19632 19633 } catch (Exception e) { 19634 logCriticalInfo(Log.WARN, 19635 "Failed to destroy user " + userId + " on volume " + volumeUuid + ": " + e); 19636 } 19637 } 19638 19639 /** 19640 * Examine all users present on given mounted volume, and destroy data 19641 * belonging to users that are no longer valid, or whose user ID has been 19642 * recycled. 19643 */ 19644 private void reconcileUsers(String volumeUuid) { 19645 final List<File> files = new ArrayList<>(); 19646 Collections.addAll(files, FileUtils 19647 .listFilesOrEmpty(Environment.getDataUserDeDirectory(volumeUuid))); 19648 Collections.addAll(files, FileUtils 19649 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid))); 19650 Collections.addAll(files, FileUtils 19651 .listFilesOrEmpty(Environment.getDataSystemDeDirectory())); 19652 Collections.addAll(files, FileUtils 19653 .listFilesOrEmpty(Environment.getDataSystemCeDirectory())); 19654 for (File file : files) { 19655 if (!file.isDirectory()) continue; 19656 19657 final int userId; 19658 final UserInfo info; 19659 try { 19660 userId = Integer.parseInt(file.getName()); 19661 info = sUserManager.getUserInfo(userId); 19662 } catch (NumberFormatException e) { 19663 Slog.w(TAG, "Invalid user directory " + file); 19664 continue; 19665 } 19666 19667 boolean destroyUser = false; 19668 if (info == null) { 19669 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19670 + " because no matching user was found"); 19671 destroyUser = true; 19672 } else if (!mOnlyCore) { 19673 try { 19674 UserManagerService.enforceSerialNumber(file, info.serialNumber); 19675 } catch (IOException e) { 19676 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19677 + " because we failed to enforce serial number: " + e); 19678 destroyUser = true; 19679 } 19680 } 19681 19682 if (destroyUser) { 19683 synchronized (mInstallLock) { 19684 destroyUserDataLI(volumeUuid, userId, 19685 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19686 } 19687 } 19688 } 19689 } 19690 19691 private void assertPackageKnown(String volumeUuid, String packageName) 19692 throws PackageManagerException { 19693 synchronized (mPackages) { 19694 final PackageSetting ps = mSettings.mPackages.get(packageName); 19695 if (ps == null) { 19696 throw new PackageManagerException("Package " + packageName + " is unknown"); 19697 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19698 throw new PackageManagerException( 19699 "Package " + packageName + " found on unknown volume " + volumeUuid 19700 + "; expected volume " + ps.volumeUuid); 19701 } 19702 } 19703 } 19704 19705 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 19706 throws PackageManagerException { 19707 synchronized (mPackages) { 19708 final PackageSetting ps = mSettings.mPackages.get(packageName); 19709 if (ps == null) { 19710 throw new PackageManagerException("Package " + packageName + " is unknown"); 19711 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19712 throw new PackageManagerException( 19713 "Package " + packageName + " found on unknown volume " + volumeUuid 19714 + "; expected volume " + ps.volumeUuid); 19715 } else if (!ps.getInstalled(userId)) { 19716 throw new PackageManagerException( 19717 "Package " + packageName + " not installed for user " + userId); 19718 } 19719 } 19720 } 19721 19722 /** 19723 * Examine all apps present on given mounted volume, and destroy apps that 19724 * aren't expected, either due to uninstallation or reinstallation on 19725 * another volume. 19726 */ 19727 private void reconcileApps(String volumeUuid) { 19728 final File[] files = FileUtils 19729 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 19730 for (File file : files) { 19731 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 19732 && !PackageInstallerService.isStageName(file.getName()); 19733 if (!isPackage) { 19734 // Ignore entries which are not packages 19735 continue; 19736 } 19737 19738 try { 19739 final PackageLite pkg = PackageParser.parsePackageLite(file, 19740 PackageParser.PARSE_MUST_BE_APK); 19741 assertPackageKnown(volumeUuid, pkg.packageName); 19742 19743 } catch (PackageParserException | PackageManagerException e) { 19744 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19745 synchronized (mInstallLock) { 19746 removeCodePathLI(file); 19747 } 19748 } 19749 } 19750 } 19751 19752 /** 19753 * Reconcile all app data for the given user. 19754 * <p> 19755 * Verifies that directories exist and that ownership and labeling is 19756 * correct for all installed apps on all mounted volumes. 19757 */ 19758 void reconcileAppsData(int userId, int flags) { 19759 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19760 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19761 final String volumeUuid = vol.getFsUuid(); 19762 synchronized (mInstallLock) { 19763 reconcileAppsDataLI(volumeUuid, userId, flags); 19764 } 19765 } 19766 } 19767 19768 /** 19769 * Reconcile all app data on given mounted volume. 19770 * <p> 19771 * Destroys app data that isn't expected, either due to uninstallation or 19772 * reinstallation on another volume. 19773 * <p> 19774 * Verifies that directories exist and that ownership and labeling is 19775 * correct for all installed apps. 19776 */ 19777 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags) { 19778 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 19779 + Integer.toHexString(flags)); 19780 19781 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 19782 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 19783 19784 // First look for stale data that doesn't belong, and check if things 19785 // have changed since we did our last restorecon 19786 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19787 if (StorageManager.isFileEncryptedNativeOrEmulated() 19788 && !StorageManager.isUserKeyUnlocked(userId)) { 19789 throw new RuntimeException( 19790 "Yikes, someone asked us to reconcile CE storage while " + userId 19791 + " was still locked; this would have caused massive data loss!"); 19792 } 19793 19794 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 19795 for (File file : files) { 19796 final String packageName = file.getName(); 19797 try { 19798 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19799 } catch (PackageManagerException e) { 19800 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19801 try { 19802 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19803 StorageManager.FLAG_STORAGE_CE, 0); 19804 } catch (InstallerException e2) { 19805 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19806 } 19807 } 19808 } 19809 } 19810 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19811 final File[] files = FileUtils.listFilesOrEmpty(deDir); 19812 for (File file : files) { 19813 final String packageName = file.getName(); 19814 try { 19815 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19816 } catch (PackageManagerException e) { 19817 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19818 try { 19819 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19820 StorageManager.FLAG_STORAGE_DE, 0); 19821 } catch (InstallerException e2) { 19822 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19823 } 19824 } 19825 } 19826 } 19827 19828 // Ensure that data directories are ready to roll for all packages 19829 // installed for this volume and user 19830 final List<PackageSetting> packages; 19831 synchronized (mPackages) { 19832 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19833 } 19834 int preparedCount = 0; 19835 for (PackageSetting ps : packages) { 19836 final String packageName = ps.name; 19837 if (ps.pkg == null) { 19838 Slog.w(TAG, "Odd, missing scanned package " + packageName); 19839 // TODO: might be due to legacy ASEC apps; we should circle back 19840 // and reconcile again once they're scanned 19841 continue; 19842 } 19843 19844 if (ps.getInstalled(userId)) { 19845 prepareAppDataLIF(ps.pkg, userId, flags); 19846 19847 if (maybeMigrateAppDataLIF(ps.pkg, userId)) { 19848 // We may have just shuffled around app data directories, so 19849 // prepare them one more time 19850 prepareAppDataLIF(ps.pkg, userId, flags); 19851 } 19852 19853 preparedCount++; 19854 } 19855 } 19856 19857 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 19858 } 19859 19860 /** 19861 * Prepare app data for the given app just after it was installed or 19862 * upgraded. This method carefully only touches users that it's installed 19863 * for, and it forces a restorecon to handle any seinfo changes. 19864 * <p> 19865 * Verifies that directories exist and that ownership and labeling is 19866 * correct for all installed apps. If there is an ownership mismatch, it 19867 * will try recovering system apps by wiping data; third-party app data is 19868 * left intact. 19869 * <p> 19870 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 19871 */ 19872 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 19873 final PackageSetting ps; 19874 synchronized (mPackages) { 19875 ps = mSettings.mPackages.get(pkg.packageName); 19876 mSettings.writeKernelMappingLPr(ps); 19877 } 19878 19879 final UserManager um = mContext.getSystemService(UserManager.class); 19880 UserManagerInternal umInternal = getUserManagerInternal(); 19881 for (UserInfo user : um.getUsers()) { 19882 final int flags; 19883 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19884 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19885 } else if (umInternal.isUserRunning(user.id)) { 19886 flags = StorageManager.FLAG_STORAGE_DE; 19887 } else { 19888 continue; 19889 } 19890 19891 if (ps.getInstalled(user.id)) { 19892 // TODO: when user data is locked, mark that we're still dirty 19893 prepareAppDataLIF(pkg, user.id, flags); 19894 } 19895 } 19896 } 19897 19898 /** 19899 * Prepare app data for the given app. 19900 * <p> 19901 * Verifies that directories exist and that ownership and labeling is 19902 * correct for all installed apps. If there is an ownership mismatch, this 19903 * will try recovering system apps by wiping data; third-party app data is 19904 * left intact. 19905 */ 19906 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 19907 if (pkg == null) { 19908 Slog.wtf(TAG, "Package was null!", new Throwable()); 19909 return; 19910 } 19911 prepareAppDataLeafLIF(pkg, userId, flags); 19912 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 19913 for (int i = 0; i < childCount; i++) { 19914 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 19915 } 19916 } 19917 19918 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 19919 if (DEBUG_APP_DATA) { 19920 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 19921 + Integer.toHexString(flags)); 19922 } 19923 19924 final String volumeUuid = pkg.volumeUuid; 19925 final String packageName = pkg.packageName; 19926 final ApplicationInfo app = pkg.applicationInfo; 19927 final int appId = UserHandle.getAppId(app.uid); 19928 19929 Preconditions.checkNotNull(app.seinfo); 19930 19931 try { 19932 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 19933 appId, app.seinfo, app.targetSdkVersion); 19934 } catch (InstallerException e) { 19935 if (app.isSystemApp()) { 19936 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 19937 + ", but trying to recover: " + e); 19938 destroyAppDataLeafLIF(pkg, userId, flags); 19939 try { 19940 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 19941 appId, app.seinfo, app.targetSdkVersion); 19942 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 19943 } catch (InstallerException e2) { 19944 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 19945 } 19946 } else { 19947 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 19948 } 19949 } 19950 19951 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19952 try { 19953 // CE storage is unlocked right now, so read out the inode and 19954 // remember for use later when it's locked 19955 // TODO: mark this structure as dirty so we persist it! 19956 final long ceDataInode = mInstaller.getAppDataInode(volumeUuid, packageName, userId, 19957 StorageManager.FLAG_STORAGE_CE); 19958 synchronized (mPackages) { 19959 final PackageSetting ps = mSettings.mPackages.get(packageName); 19960 if (ps != null) { 19961 ps.setCeDataInode(ceDataInode, userId); 19962 } 19963 } 19964 } catch (InstallerException e) { 19965 Slog.e(TAG, "Failed to find inode for " + packageName + ": " + e); 19966 } 19967 } 19968 19969 prepareAppDataContentsLeafLIF(pkg, userId, flags); 19970 } 19971 19972 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 19973 if (pkg == null) { 19974 Slog.wtf(TAG, "Package was null!", new Throwable()); 19975 return; 19976 } 19977 prepareAppDataContentsLeafLIF(pkg, userId, flags); 19978 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 19979 for (int i = 0; i < childCount; i++) { 19980 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 19981 } 19982 } 19983 19984 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 19985 final String volumeUuid = pkg.volumeUuid; 19986 final String packageName = pkg.packageName; 19987 final ApplicationInfo app = pkg.applicationInfo; 19988 19989 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19990 // Create a native library symlink only if we have native libraries 19991 // and if the native libraries are 32 bit libraries. We do not provide 19992 // this symlink for 64 bit libraries. 19993 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 19994 final String nativeLibPath = app.nativeLibraryDir; 19995 try { 19996 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 19997 nativeLibPath, userId); 19998 } catch (InstallerException e) { 19999 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 20000 } 20001 } 20002 } 20003 } 20004 20005 /** 20006 * For system apps on non-FBE devices, this method migrates any existing 20007 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 20008 * requested by the app. 20009 */ 20010 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 20011 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 20012 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 20013 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 20014 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 20015 try { 20016 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 20017 storageTarget); 20018 } catch (InstallerException e) { 20019 logCriticalInfo(Log.WARN, 20020 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 20021 } 20022 return true; 20023 } else { 20024 return false; 20025 } 20026 } 20027 20028 public PackageFreezer freezePackage(String packageName, String killReason) { 20029 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 20030 } 20031 20032 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 20033 return new PackageFreezer(packageName, userId, killReason); 20034 } 20035 20036 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 20037 String killReason) { 20038 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 20039 } 20040 20041 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 20042 String killReason) { 20043 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 20044 return new PackageFreezer(); 20045 } else { 20046 return freezePackage(packageName, userId, killReason); 20047 } 20048 } 20049 20050 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 20051 String killReason) { 20052 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 20053 } 20054 20055 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 20056 String killReason) { 20057 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 20058 return new PackageFreezer(); 20059 } else { 20060 return freezePackage(packageName, userId, killReason); 20061 } 20062 } 20063 20064 /** 20065 * Class that freezes and kills the given package upon creation, and 20066 * unfreezes it upon closing. This is typically used when doing surgery on 20067 * app code/data to prevent the app from running while you're working. 20068 */ 20069 private class PackageFreezer implements AutoCloseable { 20070 private final String mPackageName; 20071 private final PackageFreezer[] mChildren; 20072 20073 private final boolean mWeFroze; 20074 20075 private final AtomicBoolean mClosed = new AtomicBoolean(); 20076 private final CloseGuard mCloseGuard = CloseGuard.get(); 20077 20078 /** 20079 * Create and return a stub freezer that doesn't actually do anything, 20080 * typically used when someone requested 20081 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 20082 * {@link PackageManager#DELETE_DONT_KILL_APP}. 20083 */ 20084 public PackageFreezer() { 20085 mPackageName = null; 20086 mChildren = null; 20087 mWeFroze = false; 20088 mCloseGuard.open("close"); 20089 } 20090 20091 public PackageFreezer(String packageName, int userId, String killReason) { 20092 synchronized (mPackages) { 20093 mPackageName = packageName; 20094 mWeFroze = mFrozenPackages.add(mPackageName); 20095 20096 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 20097 if (ps != null) { 20098 killApplication(ps.name, ps.appId, userId, killReason); 20099 } 20100 20101 final PackageParser.Package p = mPackages.get(packageName); 20102 if (p != null && p.childPackages != null) { 20103 final int N = p.childPackages.size(); 20104 mChildren = new PackageFreezer[N]; 20105 for (int i = 0; i < N; i++) { 20106 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 20107 userId, killReason); 20108 } 20109 } else { 20110 mChildren = null; 20111 } 20112 } 20113 mCloseGuard.open("close"); 20114 } 20115 20116 @Override 20117 protected void finalize() throws Throwable { 20118 try { 20119 mCloseGuard.warnIfOpen(); 20120 close(); 20121 } finally { 20122 super.finalize(); 20123 } 20124 } 20125 20126 @Override 20127 public void close() { 20128 mCloseGuard.close(); 20129 if (mClosed.compareAndSet(false, true)) { 20130 synchronized (mPackages) { 20131 if (mWeFroze) { 20132 mFrozenPackages.remove(mPackageName); 20133 } 20134 20135 if (mChildren != null) { 20136 for (PackageFreezer freezer : mChildren) { 20137 freezer.close(); 20138 } 20139 } 20140 } 20141 } 20142 } 20143 } 20144 20145 /** 20146 * Verify that given package is currently frozen. 20147 */ 20148 private void checkPackageFrozen(String packageName) { 20149 synchronized (mPackages) { 20150 if (!mFrozenPackages.contains(packageName)) { 20151 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 20152 } 20153 } 20154 } 20155 20156 @Override 20157 public int movePackage(final String packageName, final String volumeUuid) { 20158 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20159 20160 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 20161 final int moveId = mNextMoveId.getAndIncrement(); 20162 mHandler.post(new Runnable() { 20163 @Override 20164 public void run() { 20165 try { 20166 movePackageInternal(packageName, volumeUuid, moveId, user); 20167 } catch (PackageManagerException e) { 20168 Slog.w(TAG, "Failed to move " + packageName, e); 20169 mMoveCallbacks.notifyStatusChanged(moveId, 20170 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20171 } 20172 } 20173 }); 20174 return moveId; 20175 } 20176 20177 private void movePackageInternal(final String packageName, final String volumeUuid, 20178 final int moveId, UserHandle user) throws PackageManagerException { 20179 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20180 final PackageManager pm = mContext.getPackageManager(); 20181 20182 final boolean currentAsec; 20183 final String currentVolumeUuid; 20184 final File codeFile; 20185 final String installerPackageName; 20186 final String packageAbiOverride; 20187 final int appId; 20188 final String seinfo; 20189 final String label; 20190 final int targetSdkVersion; 20191 final PackageFreezer freezer; 20192 final int[] installedUserIds; 20193 20194 // reader 20195 synchronized (mPackages) { 20196 final PackageParser.Package pkg = mPackages.get(packageName); 20197 final PackageSetting ps = mSettings.mPackages.get(packageName); 20198 if (pkg == null || ps == null) { 20199 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 20200 } 20201 20202 if (pkg.applicationInfo.isSystemApp()) { 20203 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 20204 "Cannot move system application"); 20205 } 20206 20207 if (pkg.applicationInfo.isExternalAsec()) { 20208 currentAsec = true; 20209 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 20210 } else if (pkg.applicationInfo.isForwardLocked()) { 20211 currentAsec = true; 20212 currentVolumeUuid = "forward_locked"; 20213 } else { 20214 currentAsec = false; 20215 currentVolumeUuid = ps.volumeUuid; 20216 20217 final File probe = new File(pkg.codePath); 20218 final File probeOat = new File(probe, "oat"); 20219 if (!probe.isDirectory() || !probeOat.isDirectory()) { 20220 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20221 "Move only supported for modern cluster style installs"); 20222 } 20223 } 20224 20225 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 20226 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20227 "Package already moved to " + volumeUuid); 20228 } 20229 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 20230 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 20231 "Device admin cannot be moved"); 20232 } 20233 20234 if (mFrozenPackages.contains(packageName)) { 20235 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 20236 "Failed to move already frozen package"); 20237 } 20238 20239 codeFile = new File(pkg.codePath); 20240 installerPackageName = ps.installerPackageName; 20241 packageAbiOverride = ps.cpuAbiOverrideString; 20242 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 20243 seinfo = pkg.applicationInfo.seinfo; 20244 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 20245 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 20246 freezer = freezePackage(packageName, "movePackageInternal"); 20247 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 20248 } 20249 20250 final Bundle extras = new Bundle(); 20251 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 20252 extras.putString(Intent.EXTRA_TITLE, label); 20253 mMoveCallbacks.notifyCreated(moveId, extras); 20254 20255 int installFlags; 20256 final boolean moveCompleteApp; 20257 final File measurePath; 20258 20259 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 20260 installFlags = INSTALL_INTERNAL; 20261 moveCompleteApp = !currentAsec; 20262 measurePath = Environment.getDataAppDirectory(volumeUuid); 20263 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 20264 installFlags = INSTALL_EXTERNAL; 20265 moveCompleteApp = false; 20266 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 20267 } else { 20268 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 20269 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 20270 || !volume.isMountedWritable()) { 20271 freezer.close(); 20272 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20273 "Move location not mounted private volume"); 20274 } 20275 20276 Preconditions.checkState(!currentAsec); 20277 20278 installFlags = INSTALL_INTERNAL; 20279 moveCompleteApp = true; 20280 measurePath = Environment.getDataAppDirectory(volumeUuid); 20281 } 20282 20283 final PackageStats stats = new PackageStats(null, -1); 20284 synchronized (mInstaller) { 20285 for (int userId : installedUserIds) { 20286 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 20287 freezer.close(); 20288 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20289 "Failed to measure package size"); 20290 } 20291 } 20292 } 20293 20294 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 20295 + stats.dataSize); 20296 20297 final long startFreeBytes = measurePath.getFreeSpace(); 20298 final long sizeBytes; 20299 if (moveCompleteApp) { 20300 sizeBytes = stats.codeSize + stats.dataSize; 20301 } else { 20302 sizeBytes = stats.codeSize; 20303 } 20304 20305 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 20306 freezer.close(); 20307 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20308 "Not enough free space to move"); 20309 } 20310 20311 mMoveCallbacks.notifyStatusChanged(moveId, 10); 20312 20313 final CountDownLatch installedLatch = new CountDownLatch(1); 20314 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 20315 @Override 20316 public void onUserActionRequired(Intent intent) throws RemoteException { 20317 throw new IllegalStateException(); 20318 } 20319 20320 @Override 20321 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 20322 Bundle extras) throws RemoteException { 20323 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 20324 + PackageManager.installStatusToString(returnCode, msg)); 20325 20326 installedLatch.countDown(); 20327 freezer.close(); 20328 20329 final int status = PackageManager.installStatusToPublicStatus(returnCode); 20330 switch (status) { 20331 case PackageInstaller.STATUS_SUCCESS: 20332 mMoveCallbacks.notifyStatusChanged(moveId, 20333 PackageManager.MOVE_SUCCEEDED); 20334 break; 20335 case PackageInstaller.STATUS_FAILURE_STORAGE: 20336 mMoveCallbacks.notifyStatusChanged(moveId, 20337 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 20338 break; 20339 default: 20340 mMoveCallbacks.notifyStatusChanged(moveId, 20341 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20342 break; 20343 } 20344 } 20345 }; 20346 20347 final MoveInfo move; 20348 if (moveCompleteApp) { 20349 // Kick off a thread to report progress estimates 20350 new Thread() { 20351 @Override 20352 public void run() { 20353 while (true) { 20354 try { 20355 if (installedLatch.await(1, TimeUnit.SECONDS)) { 20356 break; 20357 } 20358 } catch (InterruptedException ignored) { 20359 } 20360 20361 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 20362 final int progress = 10 + (int) MathUtils.constrain( 20363 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 20364 mMoveCallbacks.notifyStatusChanged(moveId, progress); 20365 } 20366 } 20367 }.start(); 20368 20369 final String dataAppName = codeFile.getName(); 20370 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 20371 dataAppName, appId, seinfo, targetSdkVersion); 20372 } else { 20373 move = null; 20374 } 20375 20376 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 20377 20378 final Message msg = mHandler.obtainMessage(INIT_COPY); 20379 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 20380 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 20381 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 20382 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/); 20383 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 20384 msg.obj = params; 20385 20386 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 20387 System.identityHashCode(msg.obj)); 20388 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 20389 System.identityHashCode(msg.obj)); 20390 20391 mHandler.sendMessage(msg); 20392 } 20393 20394 @Override 20395 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 20396 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20397 20398 final int realMoveId = mNextMoveId.getAndIncrement(); 20399 final Bundle extras = new Bundle(); 20400 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 20401 mMoveCallbacks.notifyCreated(realMoveId, extras); 20402 20403 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 20404 @Override 20405 public void onCreated(int moveId, Bundle extras) { 20406 // Ignored 20407 } 20408 20409 @Override 20410 public void onStatusChanged(int moveId, int status, long estMillis) { 20411 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 20412 } 20413 }; 20414 20415 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20416 storage.setPrimaryStorageUuid(volumeUuid, callback); 20417 return realMoveId; 20418 } 20419 20420 @Override 20421 public int getMoveStatus(int moveId) { 20422 mContext.enforceCallingOrSelfPermission( 20423 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20424 return mMoveCallbacks.mLastStatus.get(moveId); 20425 } 20426 20427 @Override 20428 public void registerMoveCallback(IPackageMoveObserver callback) { 20429 mContext.enforceCallingOrSelfPermission( 20430 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20431 mMoveCallbacks.register(callback); 20432 } 20433 20434 @Override 20435 public void unregisterMoveCallback(IPackageMoveObserver callback) { 20436 mContext.enforceCallingOrSelfPermission( 20437 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20438 mMoveCallbacks.unregister(callback); 20439 } 20440 20441 @Override 20442 public boolean setInstallLocation(int loc) { 20443 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 20444 null); 20445 if (getInstallLocation() == loc) { 20446 return true; 20447 } 20448 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 20449 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 20450 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 20451 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 20452 return true; 20453 } 20454 return false; 20455 } 20456 20457 @Override 20458 public int getInstallLocation() { 20459 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 20460 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 20461 PackageHelper.APP_INSTALL_AUTO); 20462 } 20463 20464 /** Called by UserManagerService */ 20465 void cleanUpUser(UserManagerService userManager, int userHandle) { 20466 synchronized (mPackages) { 20467 mDirtyUsers.remove(userHandle); 20468 mUserNeedsBadging.delete(userHandle); 20469 mSettings.removeUserLPw(userHandle); 20470 mPendingBroadcasts.remove(userHandle); 20471 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 20472 removeUnusedPackagesLPw(userManager, userHandle); 20473 } 20474 } 20475 20476 /** 20477 * We're removing userHandle and would like to remove any downloaded packages 20478 * that are no longer in use by any other user. 20479 * @param userHandle the user being removed 20480 */ 20481 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 20482 final boolean DEBUG_CLEAN_APKS = false; 20483 int [] users = userManager.getUserIds(); 20484 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 20485 while (psit.hasNext()) { 20486 PackageSetting ps = psit.next(); 20487 if (ps.pkg == null) { 20488 continue; 20489 } 20490 final String packageName = ps.pkg.packageName; 20491 // Skip over if system app 20492 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 20493 continue; 20494 } 20495 if (DEBUG_CLEAN_APKS) { 20496 Slog.i(TAG, "Checking package " + packageName); 20497 } 20498 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 20499 if (keep) { 20500 if (DEBUG_CLEAN_APKS) { 20501 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 20502 } 20503 } else { 20504 for (int i = 0; i < users.length; i++) { 20505 if (users[i] != userHandle && ps.getInstalled(users[i])) { 20506 keep = true; 20507 if (DEBUG_CLEAN_APKS) { 20508 Slog.i(TAG, " Keeping package " + packageName + " for user " 20509 + users[i]); 20510 } 20511 break; 20512 } 20513 } 20514 } 20515 if (!keep) { 20516 if (DEBUG_CLEAN_APKS) { 20517 Slog.i(TAG, " Removing package " + packageName); 20518 } 20519 mHandler.post(new Runnable() { 20520 public void run() { 20521 deletePackageX(packageName, userHandle, 0); 20522 } //end run 20523 }); 20524 } 20525 } 20526 } 20527 20528 /** Called by UserManagerService */ 20529 void createNewUser(int userId) { 20530 synchronized (mInstallLock) { 20531 mSettings.createNewUserLI(this, mInstaller, userId); 20532 } 20533 synchronized (mPackages) { 20534 scheduleWritePackageRestrictionsLocked(userId); 20535 scheduleWritePackageListLocked(userId); 20536 applyFactoryDefaultBrowserLPw(userId); 20537 primeDomainVerificationsLPw(userId); 20538 } 20539 } 20540 20541 void onNewUserCreated(final int userId) { 20542 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20543 // If permission review for legacy apps is required, we represent 20544 // dagerous permissions for such apps as always granted runtime 20545 // permissions to keep per user flag state whether review is needed. 20546 // Hence, if a new user is added we have to propagate dangerous 20547 // permission grants for these legacy apps. 20548 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 20549 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 20550 | UPDATE_PERMISSIONS_REPLACE_ALL); 20551 } 20552 } 20553 20554 @Override 20555 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 20556 mContext.enforceCallingOrSelfPermission( 20557 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 20558 "Only package verification agents can read the verifier device identity"); 20559 20560 synchronized (mPackages) { 20561 return mSettings.getVerifierDeviceIdentityLPw(); 20562 } 20563 } 20564 20565 @Override 20566 public void setPermissionEnforced(String permission, boolean enforced) { 20567 // TODO: Now that we no longer change GID for storage, this should to away. 20568 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 20569 "setPermissionEnforced"); 20570 if (READ_EXTERNAL_STORAGE.equals(permission)) { 20571 synchronized (mPackages) { 20572 if (mSettings.mReadExternalStorageEnforced == null 20573 || mSettings.mReadExternalStorageEnforced != enforced) { 20574 mSettings.mReadExternalStorageEnforced = enforced; 20575 mSettings.writeLPr(); 20576 } 20577 } 20578 // kill any non-foreground processes so we restart them and 20579 // grant/revoke the GID. 20580 final IActivityManager am = ActivityManagerNative.getDefault(); 20581 if (am != null) { 20582 final long token = Binder.clearCallingIdentity(); 20583 try { 20584 am.killProcessesBelowForeground("setPermissionEnforcement"); 20585 } catch (RemoteException e) { 20586 } finally { 20587 Binder.restoreCallingIdentity(token); 20588 } 20589 } 20590 } else { 20591 throw new IllegalArgumentException("No selective enforcement for " + permission); 20592 } 20593 } 20594 20595 @Override 20596 @Deprecated 20597 public boolean isPermissionEnforced(String permission) { 20598 return true; 20599 } 20600 20601 @Override 20602 public boolean isStorageLow() { 20603 final long token = Binder.clearCallingIdentity(); 20604 try { 20605 final DeviceStorageMonitorInternal 20606 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 20607 if (dsm != null) { 20608 return dsm.isMemoryLow(); 20609 } else { 20610 return false; 20611 } 20612 } finally { 20613 Binder.restoreCallingIdentity(token); 20614 } 20615 } 20616 20617 @Override 20618 public IPackageInstaller getPackageInstaller() { 20619 return mInstallerService; 20620 } 20621 20622 private boolean userNeedsBadging(int userId) { 20623 int index = mUserNeedsBadging.indexOfKey(userId); 20624 if (index < 0) { 20625 final UserInfo userInfo; 20626 final long token = Binder.clearCallingIdentity(); 20627 try { 20628 userInfo = sUserManager.getUserInfo(userId); 20629 } finally { 20630 Binder.restoreCallingIdentity(token); 20631 } 20632 final boolean b; 20633 if (userInfo != null && userInfo.isManagedProfile()) { 20634 b = true; 20635 } else { 20636 b = false; 20637 } 20638 mUserNeedsBadging.put(userId, b); 20639 return b; 20640 } 20641 return mUserNeedsBadging.valueAt(index); 20642 } 20643 20644 @Override 20645 public KeySet getKeySetByAlias(String packageName, String alias) { 20646 if (packageName == null || alias == null) { 20647 return null; 20648 } 20649 synchronized(mPackages) { 20650 final PackageParser.Package pkg = mPackages.get(packageName); 20651 if (pkg == null) { 20652 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20653 throw new IllegalArgumentException("Unknown package: " + packageName); 20654 } 20655 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20656 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 20657 } 20658 } 20659 20660 @Override 20661 public KeySet getSigningKeySet(String packageName) { 20662 if (packageName == null) { 20663 return null; 20664 } 20665 synchronized(mPackages) { 20666 final PackageParser.Package pkg = mPackages.get(packageName); 20667 if (pkg == null) { 20668 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20669 throw new IllegalArgumentException("Unknown package: " + packageName); 20670 } 20671 if (pkg.applicationInfo.uid != Binder.getCallingUid() 20672 && Process.SYSTEM_UID != Binder.getCallingUid()) { 20673 throw new SecurityException("May not access signing KeySet of other apps."); 20674 } 20675 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20676 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 20677 } 20678 } 20679 20680 @Override 20681 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 20682 if (packageName == null || ks == null) { 20683 return false; 20684 } 20685 synchronized(mPackages) { 20686 final PackageParser.Package pkg = mPackages.get(packageName); 20687 if (pkg == null) { 20688 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20689 throw new IllegalArgumentException("Unknown package: " + packageName); 20690 } 20691 IBinder ksh = ks.getToken(); 20692 if (ksh instanceof KeySetHandle) { 20693 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20694 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 20695 } 20696 return false; 20697 } 20698 } 20699 20700 @Override 20701 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 20702 if (packageName == null || ks == null) { 20703 return false; 20704 } 20705 synchronized(mPackages) { 20706 final PackageParser.Package pkg = mPackages.get(packageName); 20707 if (pkg == null) { 20708 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20709 throw new IllegalArgumentException("Unknown package: " + packageName); 20710 } 20711 IBinder ksh = ks.getToken(); 20712 if (ksh instanceof KeySetHandle) { 20713 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20714 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 20715 } 20716 return false; 20717 } 20718 } 20719 20720 private void deletePackageIfUnusedLPr(final String packageName) { 20721 PackageSetting ps = mSettings.mPackages.get(packageName); 20722 if (ps == null) { 20723 return; 20724 } 20725 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 20726 // TODO Implement atomic delete if package is unused 20727 // It is currently possible that the package will be deleted even if it is installed 20728 // after this method returns. 20729 mHandler.post(new Runnable() { 20730 public void run() { 20731 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 20732 } 20733 }); 20734 } 20735 } 20736 20737 /** 20738 * Check and throw if the given before/after packages would be considered a 20739 * downgrade. 20740 */ 20741 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 20742 throws PackageManagerException { 20743 if (after.versionCode < before.mVersionCode) { 20744 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20745 "Update version code " + after.versionCode + " is older than current " 20746 + before.mVersionCode); 20747 } else if (after.versionCode == before.mVersionCode) { 20748 if (after.baseRevisionCode < before.baseRevisionCode) { 20749 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20750 "Update base revision code " + after.baseRevisionCode 20751 + " is older than current " + before.baseRevisionCode); 20752 } 20753 20754 if (!ArrayUtils.isEmpty(after.splitNames)) { 20755 for (int i = 0; i < after.splitNames.length; i++) { 20756 final String splitName = after.splitNames[i]; 20757 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 20758 if (j != -1) { 20759 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 20760 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20761 "Update split " + splitName + " revision code " 20762 + after.splitRevisionCodes[i] + " is older than current " 20763 + before.splitRevisionCodes[j]); 20764 } 20765 } 20766 } 20767 } 20768 } 20769 } 20770 20771 private static class MoveCallbacks extends Handler { 20772 private static final int MSG_CREATED = 1; 20773 private static final int MSG_STATUS_CHANGED = 2; 20774 20775 private final RemoteCallbackList<IPackageMoveObserver> 20776 mCallbacks = new RemoteCallbackList<>(); 20777 20778 private final SparseIntArray mLastStatus = new SparseIntArray(); 20779 20780 public MoveCallbacks(Looper looper) { 20781 super(looper); 20782 } 20783 20784 public void register(IPackageMoveObserver callback) { 20785 mCallbacks.register(callback); 20786 } 20787 20788 public void unregister(IPackageMoveObserver callback) { 20789 mCallbacks.unregister(callback); 20790 } 20791 20792 @Override 20793 public void handleMessage(Message msg) { 20794 final SomeArgs args = (SomeArgs) msg.obj; 20795 final int n = mCallbacks.beginBroadcast(); 20796 for (int i = 0; i < n; i++) { 20797 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 20798 try { 20799 invokeCallback(callback, msg.what, args); 20800 } catch (RemoteException ignored) { 20801 } 20802 } 20803 mCallbacks.finishBroadcast(); 20804 args.recycle(); 20805 } 20806 20807 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 20808 throws RemoteException { 20809 switch (what) { 20810 case MSG_CREATED: { 20811 callback.onCreated(args.argi1, (Bundle) args.arg2); 20812 break; 20813 } 20814 case MSG_STATUS_CHANGED: { 20815 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 20816 break; 20817 } 20818 } 20819 } 20820 20821 private void notifyCreated(int moveId, Bundle extras) { 20822 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 20823 20824 final SomeArgs args = SomeArgs.obtain(); 20825 args.argi1 = moveId; 20826 args.arg2 = extras; 20827 obtainMessage(MSG_CREATED, args).sendToTarget(); 20828 } 20829 20830 private void notifyStatusChanged(int moveId, int status) { 20831 notifyStatusChanged(moveId, status, -1); 20832 } 20833 20834 private void notifyStatusChanged(int moveId, int status, long estMillis) { 20835 Slog.v(TAG, "Move " + moveId + " status " + status); 20836 20837 final SomeArgs args = SomeArgs.obtain(); 20838 args.argi1 = moveId; 20839 args.argi2 = status; 20840 args.arg3 = estMillis; 20841 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 20842 20843 synchronized (mLastStatus) { 20844 mLastStatus.put(moveId, status); 20845 } 20846 } 20847 } 20848 20849 private final static class OnPermissionChangeListeners extends Handler { 20850 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 20851 20852 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 20853 new RemoteCallbackList<>(); 20854 20855 public OnPermissionChangeListeners(Looper looper) { 20856 super(looper); 20857 } 20858 20859 @Override 20860 public void handleMessage(Message msg) { 20861 switch (msg.what) { 20862 case MSG_ON_PERMISSIONS_CHANGED: { 20863 final int uid = msg.arg1; 20864 handleOnPermissionsChanged(uid); 20865 } break; 20866 } 20867 } 20868 20869 public void addListenerLocked(IOnPermissionsChangeListener listener) { 20870 mPermissionListeners.register(listener); 20871 20872 } 20873 20874 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 20875 mPermissionListeners.unregister(listener); 20876 } 20877 20878 public void onPermissionsChanged(int uid) { 20879 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 20880 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 20881 } 20882 } 20883 20884 private void handleOnPermissionsChanged(int uid) { 20885 final int count = mPermissionListeners.beginBroadcast(); 20886 try { 20887 for (int i = 0; i < count; i++) { 20888 IOnPermissionsChangeListener callback = mPermissionListeners 20889 .getBroadcastItem(i); 20890 try { 20891 callback.onPermissionsChanged(uid); 20892 } catch (RemoteException e) { 20893 Log.e(TAG, "Permission listener is dead", e); 20894 } 20895 } 20896 } finally { 20897 mPermissionListeners.finishBroadcast(); 20898 } 20899 } 20900 } 20901 20902 private class PackageManagerInternalImpl extends PackageManagerInternal { 20903 @Override 20904 public void setLocationPackagesProvider(PackagesProvider provider) { 20905 synchronized (mPackages) { 20906 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 20907 } 20908 } 20909 20910 @Override 20911 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 20912 synchronized (mPackages) { 20913 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 20914 } 20915 } 20916 20917 @Override 20918 public void setSmsAppPackagesProvider(PackagesProvider provider) { 20919 synchronized (mPackages) { 20920 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 20921 } 20922 } 20923 20924 @Override 20925 public void setDialerAppPackagesProvider(PackagesProvider provider) { 20926 synchronized (mPackages) { 20927 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 20928 } 20929 } 20930 20931 @Override 20932 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 20933 synchronized (mPackages) { 20934 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 20935 } 20936 } 20937 20938 @Override 20939 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 20940 synchronized (mPackages) { 20941 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 20942 } 20943 } 20944 20945 @Override 20946 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 20947 synchronized (mPackages) { 20948 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 20949 packageName, userId); 20950 } 20951 } 20952 20953 @Override 20954 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 20955 synchronized (mPackages) { 20956 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 20957 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 20958 packageName, userId); 20959 } 20960 } 20961 20962 @Override 20963 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 20964 synchronized (mPackages) { 20965 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 20966 packageName, userId); 20967 } 20968 } 20969 20970 @Override 20971 public void setKeepUninstalledPackages(final List<String> packageList) { 20972 Preconditions.checkNotNull(packageList); 20973 List<String> removedFromList = null; 20974 synchronized (mPackages) { 20975 if (mKeepUninstalledPackages != null) { 20976 final int packagesCount = mKeepUninstalledPackages.size(); 20977 for (int i = 0; i < packagesCount; i++) { 20978 String oldPackage = mKeepUninstalledPackages.get(i); 20979 if (packageList != null && packageList.contains(oldPackage)) { 20980 continue; 20981 } 20982 if (removedFromList == null) { 20983 removedFromList = new ArrayList<>(); 20984 } 20985 removedFromList.add(oldPackage); 20986 } 20987 } 20988 mKeepUninstalledPackages = new ArrayList<>(packageList); 20989 if (removedFromList != null) { 20990 final int removedCount = removedFromList.size(); 20991 for (int i = 0; i < removedCount; i++) { 20992 deletePackageIfUnusedLPr(removedFromList.get(i)); 20993 } 20994 } 20995 } 20996 } 20997 20998 @Override 20999 public boolean isPermissionsReviewRequired(String packageName, int userId) { 21000 synchronized (mPackages) { 21001 // If we do not support permission review, done. 21002 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 21003 return false; 21004 } 21005 21006 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 21007 if (packageSetting == null) { 21008 return false; 21009 } 21010 21011 // Permission review applies only to apps not supporting the new permission model. 21012 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 21013 return false; 21014 } 21015 21016 // Legacy apps have the permission and get user consent on launch. 21017 PermissionsState permissionsState = packageSetting.getPermissionsState(); 21018 return permissionsState.isPermissionReviewRequired(userId); 21019 } 21020 } 21021 21022 @Override 21023 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 21024 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 21025 } 21026 21027 @Override 21028 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 21029 int userId) { 21030 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 21031 } 21032 21033 @Override 21034 public void setDeviceAndProfileOwnerPackages( 21035 int deviceOwnerUserId, String deviceOwnerPackage, 21036 SparseArray<String> profileOwnerPackages) { 21037 mProtectedPackages.setDeviceAndProfileOwnerPackages( 21038 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 21039 } 21040 21041 @Override 21042 public boolean isPackageDataProtected(int userId, String packageName) { 21043 return mProtectedPackages.isPackageDataProtected(userId, packageName); 21044 } 21045 21046 @Override 21047 public boolean wasPackageEverLaunched(String packageName, int userId) { 21048 synchronized (mPackages) { 21049 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 21050 } 21051 } 21052 } 21053 21054 @Override 21055 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 21056 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 21057 synchronized (mPackages) { 21058 final long identity = Binder.clearCallingIdentity(); 21059 try { 21060 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 21061 packageNames, userId); 21062 } finally { 21063 Binder.restoreCallingIdentity(identity); 21064 } 21065 } 21066 } 21067 21068 private static void enforceSystemOrPhoneCaller(String tag) { 21069 int callingUid = Binder.getCallingUid(); 21070 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 21071 throw new SecurityException( 21072 "Cannot call " + tag + " from UID " + callingUid); 21073 } 21074 } 21075 21076 boolean isHistoricalPackageUsageAvailable() { 21077 return mPackageUsage.isHistoricalPackageUsageAvailable(); 21078 } 21079 21080 /** 21081 * Return a <b>copy</b> of the collection of packages known to the package manager. 21082 * @return A copy of the values of mPackages. 21083 */ 21084 Collection<PackageParser.Package> getPackages() { 21085 synchronized (mPackages) { 21086 return new ArrayList<>(mPackages.values()); 21087 } 21088 } 21089 21090 /** 21091 * Logs process start information (including base APK hash) to the security log. 21092 * @hide 21093 */ 21094 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 21095 String apkFile, int pid) { 21096 if (!SecurityLog.isLoggingEnabled()) { 21097 return; 21098 } 21099 Bundle data = new Bundle(); 21100 data.putLong("startTimestamp", System.currentTimeMillis()); 21101 data.putString("processName", processName); 21102 data.putInt("uid", uid); 21103 data.putString("seinfo", seinfo); 21104 data.putString("apkFile", apkFile); 21105 data.putInt("pid", pid); 21106 Message msg = mProcessLoggingHandler.obtainMessage( 21107 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 21108 msg.setData(data); 21109 mProcessLoggingHandler.sendMessage(msg); 21110 } 21111 21112 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 21113 return mCompilerStats.getPackageStats(pkgName); 21114 } 21115 21116 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 21117 return getOrCreateCompilerPackageStats(pkg.packageName); 21118 } 21119 21120 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 21121 return mCompilerStats.getOrCreatePackageStats(pkgName); 21122 } 21123 21124 public void deleteCompilerPackageStats(String pkgName) { 21125 mCompilerStats.deletePackageStats(pkgName); 21126 } 21127} 21128