PackageManagerService.java revision be7b0d18a7d68aa79dc8256ee904f0a94767d5d9
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.SomeArgs; 235import com.android.internal.os.Zygote; 236import com.android.internal.telephony.CarrierAppUtils; 237import com.android.internal.util.ArrayUtils; 238import com.android.internal.util.FastPrintWriter; 239import com.android.internal.util.FastXmlSerializer; 240import com.android.internal.util.IndentingPrintWriter; 241import com.android.internal.util.Preconditions; 242import com.android.internal.util.XmlUtils; 243import com.android.server.AttributeCache; 244import com.android.server.EventLogTags; 245import com.android.server.FgThread; 246import com.android.server.IntentResolver; 247import com.android.server.LocalServices; 248import com.android.server.ServiceThread; 249import com.android.server.SystemConfig; 250import com.android.server.Watchdog; 251import com.android.server.net.NetworkPolicyManagerInternal; 252import com.android.server.pm.Installer.InstallerException; 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.pm.dex.DexManager; 257import com.android.server.storage.DeviceStorageMonitorInternal; 258 259import dalvik.system.CloseGuard; 260import dalvik.system.DexFile; 261import dalvik.system.VMRuntime; 262 263import libcore.io.IoUtils; 264import libcore.util.EmptyArray; 265 266import org.xmlpull.v1.XmlPullParser; 267import org.xmlpull.v1.XmlPullParserException; 268import org.xmlpull.v1.XmlSerializer; 269 270import java.io.BufferedOutputStream; 271import java.io.BufferedReader; 272import java.io.ByteArrayInputStream; 273import java.io.ByteArrayOutputStream; 274import java.io.File; 275import java.io.FileDescriptor; 276import java.io.FileInputStream; 277import java.io.FileNotFoundException; 278import java.io.FileOutputStream; 279import java.io.FileReader; 280import java.io.FilenameFilter; 281import java.io.IOException; 282import java.io.PrintWriter; 283import java.nio.charset.StandardCharsets; 284import java.security.DigestInputStream; 285import java.security.MessageDigest; 286import java.security.NoSuchAlgorithmException; 287import java.security.PublicKey; 288import java.security.cert.Certificate; 289import java.security.cert.CertificateEncodingException; 290import java.security.cert.CertificateException; 291import java.text.SimpleDateFormat; 292import java.util.ArrayList; 293import java.util.Arrays; 294import java.util.Collection; 295import java.util.Collections; 296import java.util.Comparator; 297import java.util.Date; 298import java.util.HashSet; 299import java.util.HashMap; 300import java.util.Iterator; 301import java.util.List; 302import java.util.Map; 303import java.util.Objects; 304import java.util.Set; 305import java.util.concurrent.CountDownLatch; 306import java.util.concurrent.TimeUnit; 307import java.util.concurrent.atomic.AtomicBoolean; 308import java.util.concurrent.atomic.AtomicInteger; 309 310/** 311 * Keep track of all those APKs everywhere. 312 * <p> 313 * Internally there are two important locks: 314 * <ul> 315 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 316 * and other related state. It is a fine-grained lock that should only be held 317 * momentarily, as it's one of the most contended locks in the system. 318 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 319 * operations typically involve heavy lifting of application data on disk. Since 320 * {@code installd} is single-threaded, and it's operations can often be slow, 321 * this lock should never be acquired while already holding {@link #mPackages}. 322 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 323 * holding {@link #mInstallLock}. 324 * </ul> 325 * Many internal methods rely on the caller to hold the appropriate locks, and 326 * this contract is expressed through method name suffixes: 327 * <ul> 328 * <li>fooLI(): the caller must hold {@link #mInstallLock} 329 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 330 * being modified must be frozen 331 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 332 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 333 * </ul> 334 * <p> 335 * Because this class is very central to the platform's security; please run all 336 * CTS and unit tests whenever making modifications: 337 * 338 * <pre> 339 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 340 * $ cts-tradefed run commandAndExit cts -m AppSecurityTests 341 * </pre> 342 */ 343public class PackageManagerService extends IPackageManager.Stub { 344 static final String TAG = "PackageManager"; 345 static final boolean DEBUG_SETTINGS = false; 346 static final boolean DEBUG_PREFERRED = false; 347 static final boolean DEBUG_UPGRADE = false; 348 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 349 private static final boolean DEBUG_BACKUP = false; 350 private static final boolean DEBUG_INSTALL = false; 351 private static final boolean DEBUG_REMOVE = false; 352 private static final boolean DEBUG_BROADCASTS = false; 353 private static final boolean DEBUG_SHOW_INFO = false; 354 private static final boolean DEBUG_PACKAGE_INFO = false; 355 private static final boolean DEBUG_INTENT_MATCHING = false; 356 private static final boolean DEBUG_PACKAGE_SCANNING = false; 357 private static final boolean DEBUG_VERIFY = false; 358 private static final boolean DEBUG_FILTERS = false; 359 360 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 361 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 362 // user, but by default initialize to this. 363 static final boolean DEBUG_DEXOPT = false; 364 365 private static final boolean DEBUG_ABI_SELECTION = false; 366 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 367 private static final boolean DEBUG_TRIAGED_MISSING = false; 368 private static final boolean DEBUG_APP_DATA = false; 369 370 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 371 372 private static final boolean DISABLE_EPHEMERAL_APPS = false; 373 private static final boolean HIDE_EPHEMERAL_APIS = true; 374 375 private static final boolean ENABLE_QUOTA = 376 SystemProperties.getBoolean("persist.fw.quota", false); 377 378 private static final int RADIO_UID = Process.PHONE_UID; 379 private static final int LOG_UID = Process.LOG_UID; 380 private static final int NFC_UID = Process.NFC_UID; 381 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 382 private static final int SHELL_UID = Process.SHELL_UID; 383 384 // Cap the size of permission trees that 3rd party apps can define 385 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 386 387 // Suffix used during package installation when copying/moving 388 // package apks to install directory. 389 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 390 391 static final int SCAN_NO_DEX = 1<<1; 392 static final int SCAN_FORCE_DEX = 1<<2; 393 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 394 static final int SCAN_NEW_INSTALL = 1<<4; 395 static final int SCAN_NO_PATHS = 1<<5; 396 static final int SCAN_UPDATE_TIME = 1<<6; 397 static final int SCAN_DEFER_DEX = 1<<7; 398 static final int SCAN_BOOTING = 1<<8; 399 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 400 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 401 static final int SCAN_REPLACING = 1<<11; 402 static final int SCAN_REQUIRE_KNOWN = 1<<12; 403 static final int SCAN_MOVE = 1<<13; 404 static final int SCAN_INITIAL = 1<<14; 405 static final int SCAN_CHECK_ONLY = 1<<15; 406 static final int SCAN_DONT_KILL_APP = 1<<17; 407 static final int SCAN_IGNORE_FROZEN = 1<<18; 408 409 static final int REMOVE_CHATTY = 1<<16; 410 411 private static final int[] EMPTY_INT_ARRAY = new int[0]; 412 413 /** 414 * Timeout (in milliseconds) after which the watchdog should declare that 415 * our handler thread is wedged. The usual default for such things is one 416 * minute but we sometimes do very lengthy I/O operations on this thread, 417 * such as installing multi-gigabyte applications, so ours needs to be longer. 418 */ 419 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 420 421 /** 422 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 423 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 424 * settings entry if available, otherwise we use the hardcoded default. If it's been 425 * more than this long since the last fstrim, we force one during the boot sequence. 426 * 427 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 428 * one gets run at the next available charging+idle time. This final mandatory 429 * no-fstrim check kicks in only of the other scheduling criteria is never met. 430 */ 431 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 432 433 /** 434 * Whether verification is enabled by default. 435 */ 436 private static final boolean DEFAULT_VERIFY_ENABLE = true; 437 438 /** 439 * The default maximum time to wait for the verification agent to return in 440 * milliseconds. 441 */ 442 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 443 444 /** 445 * The default response for package verification timeout. 446 * 447 * This can be either PackageManager.VERIFICATION_ALLOW or 448 * PackageManager.VERIFICATION_REJECT. 449 */ 450 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 451 452 static final String PLATFORM_PACKAGE_NAME = "android"; 453 454 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 455 456 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 457 DEFAULT_CONTAINER_PACKAGE, 458 "com.android.defcontainer.DefaultContainerService"); 459 460 private static final String KILL_APP_REASON_GIDS_CHANGED = 461 "permission grant or revoke changed gids"; 462 463 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 464 "permissions revoked"; 465 466 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 467 468 private static final String PACKAGE_SCHEME = "package"; 469 470 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 471 /** 472 * If VENDOR_OVERLAY_THEME_PROPERTY is set, search for runtime resource overlay APKs also in 473 * VENDOR_OVERLAY_DIR/<value of VENDOR_OVERLAY_THEME_PROPERTY> in addition to 474 * VENDOR_OVERLAY_DIR. 475 */ 476 private static final String VENDOR_OVERLAY_THEME_PROPERTY = "ro.boot.vendor.overlay.theme"; 477 478 private static int DEFAULT_EPHEMERAL_HASH_PREFIX_MASK = 0xFFFFF000; 479 private static int DEFAULT_EPHEMERAL_HASH_PREFIX_COUNT = 5; 480 481 /** Permission grant: not grant the permission. */ 482 private static final int GRANT_DENIED = 1; 483 484 /** Permission grant: grant the permission as an install permission. */ 485 private static final int GRANT_INSTALL = 2; 486 487 /** Permission grant: grant the permission as a runtime one. */ 488 private static final int GRANT_RUNTIME = 3; 489 490 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 491 private static final int GRANT_UPGRADE = 4; 492 493 /** Canonical intent used to identify what counts as a "web browser" app */ 494 private static final Intent sBrowserIntent; 495 static { 496 sBrowserIntent = new Intent(); 497 sBrowserIntent.setAction(Intent.ACTION_VIEW); 498 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 499 sBrowserIntent.setData(Uri.parse("http:")); 500 } 501 502 /** 503 * The set of all protected actions [i.e. those actions for which a high priority 504 * intent filter is disallowed]. 505 */ 506 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 507 static { 508 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 509 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 510 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 511 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 512 } 513 514 // Compilation reasons. 515 public static final int REASON_FIRST_BOOT = 0; 516 public static final int REASON_BOOT = 1; 517 public static final int REASON_INSTALL = 2; 518 public static final int REASON_BACKGROUND_DEXOPT = 3; 519 public static final int REASON_AB_OTA = 4; 520 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 521 public static final int REASON_SHARED_APK = 6; 522 public static final int REASON_FORCED_DEXOPT = 7; 523 public static final int REASON_CORE_APP = 8; 524 525 public static final int REASON_LAST = REASON_CORE_APP; 526 527 final ServiceThread mHandlerThread; 528 529 final PackageHandler mHandler; 530 531 private final ProcessLoggingHandler mProcessLoggingHandler; 532 533 /** 534 * Messages for {@link #mHandler} that need to wait for system ready before 535 * being dispatched. 536 */ 537 private ArrayList<Message> mPostSystemReadyMessages; 538 539 final int mSdkVersion = Build.VERSION.SDK_INT; 540 541 final Context mContext; 542 final boolean mFactoryTest; 543 final boolean mOnlyCore; 544 final DisplayMetrics mMetrics; 545 final int mDefParseFlags; 546 final String[] mSeparateProcesses; 547 final boolean mIsUpgrade; 548 final boolean mIsPreNUpgrade; 549 final boolean mIsPreNMR1Upgrade; 550 551 @GuardedBy("mPackages") 552 private boolean mDexOptDialogShown; 553 554 /** The location for ASEC container files on internal storage. */ 555 final String mAsecInternalPath; 556 557 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 558 // LOCK HELD. Can be called with mInstallLock held. 559 @GuardedBy("mInstallLock") 560 final Installer mInstaller; 561 562 /** Directory where installed third-party apps stored */ 563 final File mAppInstallDir; 564 final File mEphemeralInstallDir; 565 566 /** 567 * Directory to which applications installed internally have their 568 * 32 bit native libraries copied. 569 */ 570 private File mAppLib32InstallDir; 571 572 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 573 // apps. 574 final File mDrmAppPrivateInstallDir; 575 576 // ---------------------------------------------------------------- 577 578 // Lock for state used when installing and doing other long running 579 // operations. Methods that must be called with this lock held have 580 // the suffix "LI". 581 final Object mInstallLock = new Object(); 582 583 // ---------------------------------------------------------------- 584 585 // Keys are String (package name), values are Package. This also serves 586 // as the lock for the global state. Methods that must be called with 587 // this lock held have the prefix "LP". 588 @GuardedBy("mPackages") 589 final ArrayMap<String, PackageParser.Package> mPackages = 590 new ArrayMap<String, PackageParser.Package>(); 591 592 final ArrayMap<String, Set<String>> mKnownCodebase = 593 new ArrayMap<String, Set<String>>(); 594 595 // Tracks available target package names -> overlay package paths. 596 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 597 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 598 599 /** 600 * Tracks new system packages [received in an OTA] that we expect to 601 * find updated user-installed versions. Keys are package name, values 602 * are package location. 603 */ 604 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 605 /** 606 * Tracks high priority intent filters for protected actions. During boot, certain 607 * filter actions are protected and should never be allowed to have a high priority 608 * intent filter for them. However, there is one, and only one exception -- the 609 * setup wizard. It must be able to define a high priority intent filter for these 610 * actions to ensure there are no escapes from the wizard. We need to delay processing 611 * of these during boot as we need to look at all of the system packages in order 612 * to know which component is the setup wizard. 613 */ 614 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 615 /** 616 * Whether or not processing protected filters should be deferred. 617 */ 618 private boolean mDeferProtectedFilters = true; 619 620 /** 621 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 622 */ 623 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 624 /** 625 * Whether or not system app permissions should be promoted from install to runtime. 626 */ 627 boolean mPromoteSystemApps; 628 629 @GuardedBy("mPackages") 630 final Settings mSettings; 631 632 /** 633 * Set of package names that are currently "frozen", which means active 634 * surgery is being done on the code/data for that package. The platform 635 * will refuse to launch frozen packages to avoid race conditions. 636 * 637 * @see PackageFreezer 638 */ 639 @GuardedBy("mPackages") 640 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 641 642 final ProtectedPackages mProtectedPackages; 643 644 boolean mFirstBoot; 645 646 // System configuration read by SystemConfig. 647 final int[] mGlobalGids; 648 final SparseArray<ArraySet<String>> mSystemPermissions; 649 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 650 651 // If mac_permissions.xml was found for seinfo labeling. 652 boolean mFoundPolicyFile; 653 654 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 655 656 public static final class SharedLibraryEntry { 657 public final String path; 658 public final String apk; 659 660 SharedLibraryEntry(String _path, String _apk) { 661 path = _path; 662 apk = _apk; 663 } 664 } 665 666 // Currently known shared libraries. 667 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 668 new ArrayMap<String, SharedLibraryEntry>(); 669 670 // All available activities, for your resolving pleasure. 671 final ActivityIntentResolver mActivities = 672 new ActivityIntentResolver(); 673 674 // All available receivers, for your resolving pleasure. 675 final ActivityIntentResolver mReceivers = 676 new ActivityIntentResolver(); 677 678 // All available services, for your resolving pleasure. 679 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 680 681 // All available providers, for your resolving pleasure. 682 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 683 684 // Mapping from provider base names (first directory in content URI codePath) 685 // to the provider information. 686 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 687 new ArrayMap<String, PackageParser.Provider>(); 688 689 // Mapping from instrumentation class names to info about them. 690 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 691 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 692 693 // Mapping from permission names to info about them. 694 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 695 new ArrayMap<String, PackageParser.PermissionGroup>(); 696 697 // Packages whose data we have transfered into another package, thus 698 // should no longer exist. 699 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 700 701 // Broadcast actions that are only available to the system. 702 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 703 704 /** List of packages waiting for verification. */ 705 final SparseArray<PackageVerificationState> mPendingVerification 706 = new SparseArray<PackageVerificationState>(); 707 708 /** Set of packages associated with each app op permission. */ 709 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 710 711 final PackageInstallerService mInstallerService; 712 713 private final PackageDexOptimizer mPackageDexOptimizer; 714 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 715 // is used by other apps). 716 private final DexManager mDexManager; 717 718 private AtomicInteger mNextMoveId = new AtomicInteger(); 719 private final MoveCallbacks mMoveCallbacks; 720 721 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 722 723 // Cache of users who need badging. 724 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 725 726 /** Token for keys in mPendingVerification. */ 727 private int mPendingVerificationToken = 0; 728 729 volatile boolean mSystemReady; 730 volatile boolean mSafeMode; 731 volatile boolean mHasSystemUidErrors; 732 733 ApplicationInfo mAndroidApplication; 734 final ActivityInfo mResolveActivity = new ActivityInfo(); 735 final ResolveInfo mResolveInfo = new ResolveInfo(); 736 ComponentName mResolveComponentName; 737 PackageParser.Package mPlatformPackage; 738 ComponentName mCustomResolverComponentName; 739 740 boolean mResolverReplaced = false; 741 742 private final @Nullable ComponentName mIntentFilterVerifierComponent; 743 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 744 745 private int mIntentFilterVerificationToken = 0; 746 747 /** Component that knows whether or not an ephemeral application exists */ 748 final ComponentName mEphemeralResolverComponent; 749 /** The service connection to the ephemeral resolver */ 750 final EphemeralResolverConnection mEphemeralResolverConnection; 751 752 /** Component used to install ephemeral applications */ 753 final ComponentName mEphemeralInstallerComponent; 754 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 755 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 756 757 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 758 = new SparseArray<IntentFilterVerificationState>(); 759 760 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 761 762 // List of packages names to keep cached, even if they are uninstalled for all users 763 private List<String> mKeepUninstalledPackages; 764 765 private UserManagerInternal mUserManagerInternal; 766 767 private static class IFVerificationParams { 768 PackageParser.Package pkg; 769 boolean replacing; 770 int userId; 771 int verifierUid; 772 773 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 774 int _userId, int _verifierUid) { 775 pkg = _pkg; 776 replacing = _replacing; 777 userId = _userId; 778 replacing = _replacing; 779 verifierUid = _verifierUid; 780 } 781 } 782 783 private interface IntentFilterVerifier<T extends IntentFilter> { 784 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 785 T filter, String packageName); 786 void startVerifications(int userId); 787 void receiveVerificationResponse(int verificationId); 788 } 789 790 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 791 private Context mContext; 792 private ComponentName mIntentFilterVerifierComponent; 793 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 794 795 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 796 mContext = context; 797 mIntentFilterVerifierComponent = verifierComponent; 798 } 799 800 private String getDefaultScheme() { 801 return IntentFilter.SCHEME_HTTPS; 802 } 803 804 @Override 805 public void startVerifications(int userId) { 806 // Launch verifications requests 807 int count = mCurrentIntentFilterVerifications.size(); 808 for (int n=0; n<count; n++) { 809 int verificationId = mCurrentIntentFilterVerifications.get(n); 810 final IntentFilterVerificationState ivs = 811 mIntentFilterVerificationStates.get(verificationId); 812 813 String packageName = ivs.getPackageName(); 814 815 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 816 final int filterCount = filters.size(); 817 ArraySet<String> domainsSet = new ArraySet<>(); 818 for (int m=0; m<filterCount; m++) { 819 PackageParser.ActivityIntentInfo filter = filters.get(m); 820 domainsSet.addAll(filter.getHostsList()); 821 } 822 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 823 synchronized (mPackages) { 824 if (mSettings.createIntentFilterVerificationIfNeededLPw( 825 packageName, domainsList) != null) { 826 scheduleWriteSettingsLocked(); 827 } 828 } 829 sendVerificationRequest(userId, verificationId, ivs); 830 } 831 mCurrentIntentFilterVerifications.clear(); 832 } 833 834 private void sendVerificationRequest(int userId, int verificationId, 835 IntentFilterVerificationState ivs) { 836 837 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 838 verificationIntent.putExtra( 839 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 840 verificationId); 841 verificationIntent.putExtra( 842 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 843 getDefaultScheme()); 844 verificationIntent.putExtra( 845 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 846 ivs.getHostsString()); 847 verificationIntent.putExtra( 848 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 849 ivs.getPackageName()); 850 verificationIntent.setComponent(mIntentFilterVerifierComponent); 851 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 852 853 UserHandle user = new UserHandle(userId); 854 mContext.sendBroadcastAsUser(verificationIntent, user); 855 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 856 "Sending IntentFilter verification broadcast"); 857 } 858 859 public void receiveVerificationResponse(int verificationId) { 860 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 861 862 final boolean verified = ivs.isVerified(); 863 864 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 865 final int count = filters.size(); 866 if (DEBUG_DOMAIN_VERIFICATION) { 867 Slog.i(TAG, "Received verification response " + verificationId 868 + " for " + count + " filters, verified=" + verified); 869 } 870 for (int n=0; n<count; n++) { 871 PackageParser.ActivityIntentInfo filter = filters.get(n); 872 filter.setVerified(verified); 873 874 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 875 + " verified with result:" + verified + " and hosts:" 876 + ivs.getHostsString()); 877 } 878 879 mIntentFilterVerificationStates.remove(verificationId); 880 881 final String packageName = ivs.getPackageName(); 882 IntentFilterVerificationInfo ivi = null; 883 884 synchronized (mPackages) { 885 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 886 } 887 if (ivi == null) { 888 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 889 + verificationId + " packageName:" + packageName); 890 return; 891 } 892 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 893 "Updating IntentFilterVerificationInfo for package " + packageName 894 +" verificationId:" + verificationId); 895 896 synchronized (mPackages) { 897 if (verified) { 898 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 899 } else { 900 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 901 } 902 scheduleWriteSettingsLocked(); 903 904 final int userId = ivs.getUserId(); 905 if (userId != UserHandle.USER_ALL) { 906 final int userStatus = 907 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 908 909 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 910 boolean needUpdate = false; 911 912 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 913 // already been set by the User thru the Disambiguation dialog 914 switch (userStatus) { 915 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 916 if (verified) { 917 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 918 } else { 919 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 920 } 921 needUpdate = true; 922 break; 923 924 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 925 if (verified) { 926 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 927 needUpdate = true; 928 } 929 break; 930 931 default: 932 // Nothing to do 933 } 934 935 if (needUpdate) { 936 mSettings.updateIntentFilterVerificationStatusLPw( 937 packageName, updatedStatus, userId); 938 scheduleWritePackageRestrictionsLocked(userId); 939 } 940 } 941 } 942 } 943 944 @Override 945 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 946 ActivityIntentInfo filter, String packageName) { 947 if (!hasValidDomains(filter)) { 948 return false; 949 } 950 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 951 if (ivs == null) { 952 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 953 packageName); 954 } 955 if (DEBUG_DOMAIN_VERIFICATION) { 956 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 957 } 958 ivs.addFilter(filter); 959 return true; 960 } 961 962 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 963 int userId, int verificationId, String packageName) { 964 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 965 verifierUid, userId, packageName); 966 ivs.setPendingState(); 967 synchronized (mPackages) { 968 mIntentFilterVerificationStates.append(verificationId, ivs); 969 mCurrentIntentFilterVerifications.add(verificationId); 970 } 971 return ivs; 972 } 973 } 974 975 private static boolean hasValidDomains(ActivityIntentInfo filter) { 976 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 977 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 978 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 979 } 980 981 // Set of pending broadcasts for aggregating enable/disable of components. 982 static class PendingPackageBroadcasts { 983 // for each user id, a map of <package name -> components within that package> 984 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 985 986 public PendingPackageBroadcasts() { 987 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 988 } 989 990 public ArrayList<String> get(int userId, String packageName) { 991 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 992 return packages.get(packageName); 993 } 994 995 public void put(int userId, String packageName, ArrayList<String> components) { 996 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 997 packages.put(packageName, components); 998 } 999 1000 public void remove(int userId, String packageName) { 1001 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1002 if (packages != null) { 1003 packages.remove(packageName); 1004 } 1005 } 1006 1007 public void remove(int userId) { 1008 mUidMap.remove(userId); 1009 } 1010 1011 public int userIdCount() { 1012 return mUidMap.size(); 1013 } 1014 1015 public int userIdAt(int n) { 1016 return mUidMap.keyAt(n); 1017 } 1018 1019 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1020 return mUidMap.get(userId); 1021 } 1022 1023 public int size() { 1024 // total number of pending broadcast entries across all userIds 1025 int num = 0; 1026 for (int i = 0; i< mUidMap.size(); i++) { 1027 num += mUidMap.valueAt(i).size(); 1028 } 1029 return num; 1030 } 1031 1032 public void clear() { 1033 mUidMap.clear(); 1034 } 1035 1036 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1037 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1038 if (map == null) { 1039 map = new ArrayMap<String, ArrayList<String>>(); 1040 mUidMap.put(userId, map); 1041 } 1042 return map; 1043 } 1044 } 1045 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1046 1047 // Service Connection to remote media container service to copy 1048 // package uri's from external media onto secure containers 1049 // or internal storage. 1050 private IMediaContainerService mContainerService = null; 1051 1052 static final int SEND_PENDING_BROADCAST = 1; 1053 static final int MCS_BOUND = 3; 1054 static final int END_COPY = 4; 1055 static final int INIT_COPY = 5; 1056 static final int MCS_UNBIND = 6; 1057 static final int START_CLEANING_PACKAGE = 7; 1058 static final int FIND_INSTALL_LOC = 8; 1059 static final int POST_INSTALL = 9; 1060 static final int MCS_RECONNECT = 10; 1061 static final int MCS_GIVE_UP = 11; 1062 static final int UPDATED_MEDIA_STATUS = 12; 1063 static final int WRITE_SETTINGS = 13; 1064 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1065 static final int PACKAGE_VERIFIED = 15; 1066 static final int CHECK_PENDING_VERIFICATION = 16; 1067 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1068 static final int INTENT_FILTER_VERIFIED = 18; 1069 static final int WRITE_PACKAGE_LIST = 19; 1070 1071 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1072 1073 // Delay time in millisecs 1074 static final int BROADCAST_DELAY = 10 * 1000; 1075 1076 static UserManagerService sUserManager; 1077 1078 // Stores a list of users whose package restrictions file needs to be updated 1079 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1080 1081 final private DefaultContainerConnection mDefContainerConn = 1082 new DefaultContainerConnection(); 1083 class DefaultContainerConnection implements ServiceConnection { 1084 public void onServiceConnected(ComponentName name, IBinder service) { 1085 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1086 IMediaContainerService imcs = 1087 IMediaContainerService.Stub.asInterface(service); 1088 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1089 } 1090 1091 public void onServiceDisconnected(ComponentName name) { 1092 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1093 } 1094 } 1095 1096 // Recordkeeping of restore-after-install operations that are currently in flight 1097 // between the Package Manager and the Backup Manager 1098 static class PostInstallData { 1099 public InstallArgs args; 1100 public PackageInstalledInfo res; 1101 1102 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1103 args = _a; 1104 res = _r; 1105 } 1106 } 1107 1108 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1109 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1110 1111 // XML tags for backup/restore of various bits of state 1112 private static final String TAG_PREFERRED_BACKUP = "pa"; 1113 private static final String TAG_DEFAULT_APPS = "da"; 1114 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1115 1116 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1117 private static final String TAG_ALL_GRANTS = "rt-grants"; 1118 private static final String TAG_GRANT = "grant"; 1119 private static final String ATTR_PACKAGE_NAME = "pkg"; 1120 1121 private static final String TAG_PERMISSION = "perm"; 1122 private static final String ATTR_PERMISSION_NAME = "name"; 1123 private static final String ATTR_IS_GRANTED = "g"; 1124 private static final String ATTR_USER_SET = "set"; 1125 private static final String ATTR_USER_FIXED = "fixed"; 1126 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1127 1128 // System/policy permission grants are not backed up 1129 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1130 FLAG_PERMISSION_POLICY_FIXED 1131 | FLAG_PERMISSION_SYSTEM_FIXED 1132 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1133 1134 // And we back up these user-adjusted states 1135 private static final int USER_RUNTIME_GRANT_MASK = 1136 FLAG_PERMISSION_USER_SET 1137 | FLAG_PERMISSION_USER_FIXED 1138 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1139 1140 final @Nullable String mRequiredVerifierPackage; 1141 final @NonNull String mRequiredInstallerPackage; 1142 final @NonNull String mRequiredUninstallerPackage; 1143 final @Nullable String mSetupWizardPackage; 1144 final @Nullable String mStorageManagerPackage; 1145 final @NonNull String mServicesSystemSharedLibraryPackageName; 1146 final @NonNull String mSharedSystemSharedLibraryPackageName; 1147 1148 final boolean mPermissionReviewRequired; 1149 1150 private final PackageUsage mPackageUsage = new PackageUsage(); 1151 private final CompilerStats mCompilerStats = new CompilerStats(); 1152 1153 class PackageHandler extends Handler { 1154 private boolean mBound = false; 1155 final ArrayList<HandlerParams> mPendingInstalls = 1156 new ArrayList<HandlerParams>(); 1157 1158 private boolean connectToService() { 1159 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1160 " DefaultContainerService"); 1161 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1162 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1163 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1164 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1165 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1166 mBound = true; 1167 return true; 1168 } 1169 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1170 return false; 1171 } 1172 1173 private void disconnectService() { 1174 mContainerService = null; 1175 mBound = false; 1176 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1177 mContext.unbindService(mDefContainerConn); 1178 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1179 } 1180 1181 PackageHandler(Looper looper) { 1182 super(looper); 1183 } 1184 1185 public void handleMessage(Message msg) { 1186 try { 1187 doHandleMessage(msg); 1188 } finally { 1189 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1190 } 1191 } 1192 1193 void doHandleMessage(Message msg) { 1194 switch (msg.what) { 1195 case INIT_COPY: { 1196 HandlerParams params = (HandlerParams) msg.obj; 1197 int idx = mPendingInstalls.size(); 1198 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1199 // If a bind was already initiated we dont really 1200 // need to do anything. The pending install 1201 // will be processed later on. 1202 if (!mBound) { 1203 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1204 System.identityHashCode(mHandler)); 1205 // If this is the only one pending we might 1206 // have to bind to the service again. 1207 if (!connectToService()) { 1208 Slog.e(TAG, "Failed to bind to media container service"); 1209 params.serviceError(); 1210 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1211 System.identityHashCode(mHandler)); 1212 if (params.traceMethod != null) { 1213 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1214 params.traceCookie); 1215 } 1216 return; 1217 } else { 1218 // Once we bind to the service, the first 1219 // pending request will be processed. 1220 mPendingInstalls.add(idx, params); 1221 } 1222 } else { 1223 mPendingInstalls.add(idx, params); 1224 // Already bound to the service. Just make 1225 // sure we trigger off processing the first request. 1226 if (idx == 0) { 1227 mHandler.sendEmptyMessage(MCS_BOUND); 1228 } 1229 } 1230 break; 1231 } 1232 case MCS_BOUND: { 1233 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1234 if (msg.obj != null) { 1235 mContainerService = (IMediaContainerService) msg.obj; 1236 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1237 System.identityHashCode(mHandler)); 1238 } 1239 if (mContainerService == null) { 1240 if (!mBound) { 1241 // Something seriously wrong since we are not bound and we are not 1242 // waiting for connection. Bail out. 1243 Slog.e(TAG, "Cannot bind to media container service"); 1244 for (HandlerParams params : mPendingInstalls) { 1245 // Indicate service bind error 1246 params.serviceError(); 1247 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1248 System.identityHashCode(params)); 1249 if (params.traceMethod != null) { 1250 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1251 params.traceMethod, params.traceCookie); 1252 } 1253 return; 1254 } 1255 mPendingInstalls.clear(); 1256 } else { 1257 Slog.w(TAG, "Waiting to connect to media container service"); 1258 } 1259 } else if (mPendingInstalls.size() > 0) { 1260 HandlerParams params = mPendingInstalls.get(0); 1261 if (params != null) { 1262 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1263 System.identityHashCode(params)); 1264 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1265 if (params.startCopy()) { 1266 // We are done... look for more work or to 1267 // go idle. 1268 if (DEBUG_SD_INSTALL) Log.i(TAG, 1269 "Checking for more work or unbind..."); 1270 // Delete pending install 1271 if (mPendingInstalls.size() > 0) { 1272 mPendingInstalls.remove(0); 1273 } 1274 if (mPendingInstalls.size() == 0) { 1275 if (mBound) { 1276 if (DEBUG_SD_INSTALL) Log.i(TAG, 1277 "Posting delayed MCS_UNBIND"); 1278 removeMessages(MCS_UNBIND); 1279 Message ubmsg = obtainMessage(MCS_UNBIND); 1280 // Unbind after a little delay, to avoid 1281 // continual thrashing. 1282 sendMessageDelayed(ubmsg, 10000); 1283 } 1284 } else { 1285 // There are more pending requests in queue. 1286 // Just post MCS_BOUND message to trigger processing 1287 // of next pending install. 1288 if (DEBUG_SD_INSTALL) Log.i(TAG, 1289 "Posting MCS_BOUND for next work"); 1290 mHandler.sendEmptyMessage(MCS_BOUND); 1291 } 1292 } 1293 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1294 } 1295 } else { 1296 // Should never happen ideally. 1297 Slog.w(TAG, "Empty queue"); 1298 } 1299 break; 1300 } 1301 case MCS_RECONNECT: { 1302 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1303 if (mPendingInstalls.size() > 0) { 1304 if (mBound) { 1305 disconnectService(); 1306 } 1307 if (!connectToService()) { 1308 Slog.e(TAG, "Failed to bind to media container service"); 1309 for (HandlerParams params : mPendingInstalls) { 1310 // Indicate service bind error 1311 params.serviceError(); 1312 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1313 System.identityHashCode(params)); 1314 } 1315 mPendingInstalls.clear(); 1316 } 1317 } 1318 break; 1319 } 1320 case MCS_UNBIND: { 1321 // If there is no actual work left, then time to unbind. 1322 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1323 1324 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1325 if (mBound) { 1326 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1327 1328 disconnectService(); 1329 } 1330 } else if (mPendingInstalls.size() > 0) { 1331 // There are more pending requests in queue. 1332 // Just post MCS_BOUND message to trigger processing 1333 // of next pending install. 1334 mHandler.sendEmptyMessage(MCS_BOUND); 1335 } 1336 1337 break; 1338 } 1339 case MCS_GIVE_UP: { 1340 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1341 HandlerParams params = mPendingInstalls.remove(0); 1342 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1343 System.identityHashCode(params)); 1344 break; 1345 } 1346 case SEND_PENDING_BROADCAST: { 1347 String packages[]; 1348 ArrayList<String> components[]; 1349 int size = 0; 1350 int uids[]; 1351 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1352 synchronized (mPackages) { 1353 if (mPendingBroadcasts == null) { 1354 return; 1355 } 1356 size = mPendingBroadcasts.size(); 1357 if (size <= 0) { 1358 // Nothing to be done. Just return 1359 return; 1360 } 1361 packages = new String[size]; 1362 components = new ArrayList[size]; 1363 uids = new int[size]; 1364 int i = 0; // filling out the above arrays 1365 1366 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1367 int packageUserId = mPendingBroadcasts.userIdAt(n); 1368 Iterator<Map.Entry<String, ArrayList<String>>> it 1369 = mPendingBroadcasts.packagesForUserId(packageUserId) 1370 .entrySet().iterator(); 1371 while (it.hasNext() && i < size) { 1372 Map.Entry<String, ArrayList<String>> ent = it.next(); 1373 packages[i] = ent.getKey(); 1374 components[i] = ent.getValue(); 1375 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1376 uids[i] = (ps != null) 1377 ? UserHandle.getUid(packageUserId, ps.appId) 1378 : -1; 1379 i++; 1380 } 1381 } 1382 size = i; 1383 mPendingBroadcasts.clear(); 1384 } 1385 // Send broadcasts 1386 for (int i = 0; i < size; i++) { 1387 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1388 } 1389 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1390 break; 1391 } 1392 case START_CLEANING_PACKAGE: { 1393 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1394 final String packageName = (String)msg.obj; 1395 final int userId = msg.arg1; 1396 final boolean andCode = msg.arg2 != 0; 1397 synchronized (mPackages) { 1398 if (userId == UserHandle.USER_ALL) { 1399 int[] users = sUserManager.getUserIds(); 1400 for (int user : users) { 1401 mSettings.addPackageToCleanLPw( 1402 new PackageCleanItem(user, packageName, andCode)); 1403 } 1404 } else { 1405 mSettings.addPackageToCleanLPw( 1406 new PackageCleanItem(userId, packageName, andCode)); 1407 } 1408 } 1409 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1410 startCleaningPackages(); 1411 } break; 1412 case POST_INSTALL: { 1413 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1414 1415 PostInstallData data = mRunningInstalls.get(msg.arg1); 1416 final boolean didRestore = (msg.arg2 != 0); 1417 mRunningInstalls.delete(msg.arg1); 1418 1419 if (data != null) { 1420 InstallArgs args = data.args; 1421 PackageInstalledInfo parentRes = data.res; 1422 1423 final boolean grantPermissions = (args.installFlags 1424 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1425 final boolean killApp = (args.installFlags 1426 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1427 final String[] grantedPermissions = args.installGrantPermissions; 1428 1429 // Handle the parent package 1430 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1431 grantedPermissions, didRestore, args.installerPackageName, 1432 args.observer); 1433 1434 // Handle the child packages 1435 final int childCount = (parentRes.addedChildPackages != null) 1436 ? parentRes.addedChildPackages.size() : 0; 1437 for (int i = 0; i < childCount; i++) { 1438 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1439 handlePackagePostInstall(childRes, grantPermissions, killApp, 1440 grantedPermissions, false, args.installerPackageName, 1441 args.observer); 1442 } 1443 1444 // Log tracing if needed 1445 if (args.traceMethod != null) { 1446 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1447 args.traceCookie); 1448 } 1449 } else { 1450 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1451 } 1452 1453 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1454 } break; 1455 case UPDATED_MEDIA_STATUS: { 1456 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1457 boolean reportStatus = msg.arg1 == 1; 1458 boolean doGc = msg.arg2 == 1; 1459 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1460 if (doGc) { 1461 // Force a gc to clear up stale containers. 1462 Runtime.getRuntime().gc(); 1463 } 1464 if (msg.obj != null) { 1465 @SuppressWarnings("unchecked") 1466 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1467 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1468 // Unload containers 1469 unloadAllContainers(args); 1470 } 1471 if (reportStatus) { 1472 try { 1473 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1474 PackageHelper.getMountService().finishMediaUpdate(); 1475 } catch (RemoteException e) { 1476 Log.e(TAG, "MountService not running?"); 1477 } 1478 } 1479 } break; 1480 case WRITE_SETTINGS: { 1481 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1482 synchronized (mPackages) { 1483 removeMessages(WRITE_SETTINGS); 1484 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1485 mSettings.writeLPr(); 1486 mDirtyUsers.clear(); 1487 } 1488 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1489 } break; 1490 case WRITE_PACKAGE_RESTRICTIONS: { 1491 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1492 synchronized (mPackages) { 1493 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1494 for (int userId : mDirtyUsers) { 1495 mSettings.writePackageRestrictionsLPr(userId); 1496 } 1497 mDirtyUsers.clear(); 1498 } 1499 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1500 } break; 1501 case WRITE_PACKAGE_LIST: { 1502 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1503 synchronized (mPackages) { 1504 removeMessages(WRITE_PACKAGE_LIST); 1505 mSettings.writePackageListLPr(msg.arg1); 1506 } 1507 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1508 } break; 1509 case CHECK_PENDING_VERIFICATION: { 1510 final int verificationId = msg.arg1; 1511 final PackageVerificationState state = mPendingVerification.get(verificationId); 1512 1513 if ((state != null) && !state.timeoutExtended()) { 1514 final InstallArgs args = state.getInstallArgs(); 1515 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1516 1517 Slog.i(TAG, "Verification timed out for " + originUri); 1518 mPendingVerification.remove(verificationId); 1519 1520 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1521 1522 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1523 Slog.i(TAG, "Continuing with installation of " + originUri); 1524 state.setVerifierResponse(Binder.getCallingUid(), 1525 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1526 broadcastPackageVerified(verificationId, originUri, 1527 PackageManager.VERIFICATION_ALLOW, 1528 state.getInstallArgs().getUser()); 1529 try { 1530 ret = args.copyApk(mContainerService, true); 1531 } catch (RemoteException e) { 1532 Slog.e(TAG, "Could not contact the ContainerService"); 1533 } 1534 } else { 1535 broadcastPackageVerified(verificationId, originUri, 1536 PackageManager.VERIFICATION_REJECT, 1537 state.getInstallArgs().getUser()); 1538 } 1539 1540 Trace.asyncTraceEnd( 1541 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1542 1543 processPendingInstall(args, ret); 1544 mHandler.sendEmptyMessage(MCS_UNBIND); 1545 } 1546 break; 1547 } 1548 case PACKAGE_VERIFIED: { 1549 final int verificationId = msg.arg1; 1550 1551 final PackageVerificationState state = mPendingVerification.get(verificationId); 1552 if (state == null) { 1553 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1554 break; 1555 } 1556 1557 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1558 1559 state.setVerifierResponse(response.callerUid, response.code); 1560 1561 if (state.isVerificationComplete()) { 1562 mPendingVerification.remove(verificationId); 1563 1564 final InstallArgs args = state.getInstallArgs(); 1565 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1566 1567 int ret; 1568 if (state.isInstallAllowed()) { 1569 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1570 broadcastPackageVerified(verificationId, originUri, 1571 response.code, state.getInstallArgs().getUser()); 1572 try { 1573 ret = args.copyApk(mContainerService, true); 1574 } catch (RemoteException e) { 1575 Slog.e(TAG, "Could not contact the ContainerService"); 1576 } 1577 } else { 1578 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1579 } 1580 1581 Trace.asyncTraceEnd( 1582 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1583 1584 processPendingInstall(args, ret); 1585 mHandler.sendEmptyMessage(MCS_UNBIND); 1586 } 1587 1588 break; 1589 } 1590 case START_INTENT_FILTER_VERIFICATIONS: { 1591 IFVerificationParams params = (IFVerificationParams) msg.obj; 1592 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1593 params.replacing, params.pkg); 1594 break; 1595 } 1596 case INTENT_FILTER_VERIFIED: { 1597 final int verificationId = msg.arg1; 1598 1599 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1600 verificationId); 1601 if (state == null) { 1602 Slog.w(TAG, "Invalid IntentFilter verification token " 1603 + verificationId + " received"); 1604 break; 1605 } 1606 1607 final int userId = state.getUserId(); 1608 1609 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1610 "Processing IntentFilter verification with token:" 1611 + verificationId + " and userId:" + userId); 1612 1613 final IntentFilterVerificationResponse response = 1614 (IntentFilterVerificationResponse) msg.obj; 1615 1616 state.setVerifierResponse(response.callerUid, response.code); 1617 1618 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1619 "IntentFilter verification with token:" + verificationId 1620 + " and userId:" + userId 1621 + " is settings verifier response with response code:" 1622 + response.code); 1623 1624 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1625 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1626 + response.getFailedDomainsString()); 1627 } 1628 1629 if (state.isVerificationComplete()) { 1630 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1631 } else { 1632 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1633 "IntentFilter verification with token:" + verificationId 1634 + " was not said to be complete"); 1635 } 1636 1637 break; 1638 } 1639 } 1640 } 1641 } 1642 1643 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1644 boolean killApp, String[] grantedPermissions, 1645 boolean launchedForRestore, String installerPackage, 1646 IPackageInstallObserver2 installObserver) { 1647 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1648 // Send the removed broadcasts 1649 if (res.removedInfo != null) { 1650 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1651 } 1652 1653 // Now that we successfully installed the package, grant runtime 1654 // permissions if requested before broadcasting the install. 1655 if (grantPermissions && res.pkg.applicationInfo.targetSdkVersion 1656 >= Build.VERSION_CODES.M) { 1657 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1658 } 1659 1660 final boolean update = res.removedInfo != null 1661 && res.removedInfo.removedPackage != null; 1662 1663 // If this is the first time we have child packages for a disabled privileged 1664 // app that had no children, we grant requested runtime permissions to the new 1665 // children if the parent on the system image had them already granted. 1666 if (res.pkg.parentPackage != null) { 1667 synchronized (mPackages) { 1668 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1669 } 1670 } 1671 1672 synchronized (mPackages) { 1673 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1674 } 1675 1676 final String packageName = res.pkg.applicationInfo.packageName; 1677 Bundle extras = new Bundle(1); 1678 extras.putInt(Intent.EXTRA_UID, res.uid); 1679 1680 // Determine the set of users who are adding this package for 1681 // the first time vs. those who are seeing an update. 1682 int[] firstUsers = EMPTY_INT_ARRAY; 1683 int[] updateUsers = EMPTY_INT_ARRAY; 1684 if (res.origUsers == null || res.origUsers.length == 0) { 1685 firstUsers = res.newUsers; 1686 } else { 1687 for (int newUser : res.newUsers) { 1688 boolean isNew = true; 1689 for (int origUser : res.origUsers) { 1690 if (origUser == newUser) { 1691 isNew = false; 1692 break; 1693 } 1694 } 1695 if (isNew) { 1696 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1697 } else { 1698 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1699 } 1700 } 1701 } 1702 1703 // Send installed broadcasts if the install/update is not ephemeral 1704 if (!isEphemeral(res.pkg)) { 1705 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1706 1707 // Send added for users that see the package for the first time 1708 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1709 extras, 0 /*flags*/, null /*targetPackage*/, 1710 null /*finishedReceiver*/, firstUsers); 1711 1712 // Send added for users that don't see the package for the first time 1713 if (update) { 1714 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1715 } 1716 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1717 extras, 0 /*flags*/, null /*targetPackage*/, 1718 null /*finishedReceiver*/, updateUsers); 1719 1720 // Send replaced for users that don't see the package for the first time 1721 if (update) { 1722 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1723 packageName, extras, 0 /*flags*/, 1724 null /*targetPackage*/, null /*finishedReceiver*/, 1725 updateUsers); 1726 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1727 null /*package*/, null /*extras*/, 0 /*flags*/, 1728 packageName /*targetPackage*/, 1729 null /*finishedReceiver*/, updateUsers); 1730 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1731 // First-install and we did a restore, so we're responsible for the 1732 // first-launch broadcast. 1733 if (DEBUG_BACKUP) { 1734 Slog.i(TAG, "Post-restore of " + packageName 1735 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1736 } 1737 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1738 } 1739 1740 // Send broadcast package appeared if forward locked/external for all users 1741 // treat asec-hosted packages like removable media on upgrade 1742 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1743 if (DEBUG_INSTALL) { 1744 Slog.i(TAG, "upgrading pkg " + res.pkg 1745 + " is ASEC-hosted -> AVAILABLE"); 1746 } 1747 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1748 ArrayList<String> pkgList = new ArrayList<>(1); 1749 pkgList.add(packageName); 1750 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1751 } 1752 } 1753 1754 // Work that needs to happen on first install within each user 1755 if (firstUsers != null && firstUsers.length > 0) { 1756 synchronized (mPackages) { 1757 for (int userId : firstUsers) { 1758 // If this app is a browser and it's newly-installed for some 1759 // users, clear any default-browser state in those users. The 1760 // app's nature doesn't depend on the user, so we can just check 1761 // its browser nature in any user and generalize. 1762 if (packageIsBrowser(packageName, userId)) { 1763 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1764 } 1765 1766 // We may also need to apply pending (restored) runtime 1767 // permission grants within these users. 1768 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1769 } 1770 } 1771 } 1772 1773 // Log current value of "unknown sources" setting 1774 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1775 getUnknownSourcesSettings()); 1776 1777 // Force a gc to clear up things 1778 Runtime.getRuntime().gc(); 1779 1780 // Remove the replaced package's older resources safely now 1781 // We delete after a gc for applications on sdcard. 1782 if (res.removedInfo != null && res.removedInfo.args != null) { 1783 synchronized (mInstallLock) { 1784 res.removedInfo.args.doPostDeleteLI(true); 1785 } 1786 } 1787 1788 if (!isEphemeral(res.pkg)) { 1789 // Notify DexManager that the package was installed for new users. 1790 // The updated users should already be indexed and the package code paths 1791 // should not change. 1792 // Don't notify the manager for ephemeral apps as they are not expected to 1793 // survive long enough to benefit of background optimizations. 1794 for (int userId : firstUsers) { 1795 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1796 mDexManager.notifyPackageInstalled(info, userId); 1797 } 1798 } 1799 } 1800 1801 // If someone is watching installs - notify them 1802 if (installObserver != null) { 1803 try { 1804 Bundle extras = extrasForInstallResult(res); 1805 installObserver.onPackageInstalled(res.name, res.returnCode, 1806 res.returnMsg, extras); 1807 } catch (RemoteException e) { 1808 Slog.i(TAG, "Observer no longer exists."); 1809 } 1810 } 1811 } 1812 1813 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1814 PackageParser.Package pkg) { 1815 if (pkg.parentPackage == null) { 1816 return; 1817 } 1818 if (pkg.requestedPermissions == null) { 1819 return; 1820 } 1821 final PackageSetting disabledSysParentPs = mSettings 1822 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1823 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1824 || !disabledSysParentPs.isPrivileged() 1825 || (disabledSysParentPs.childPackageNames != null 1826 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1827 return; 1828 } 1829 final int[] allUserIds = sUserManager.getUserIds(); 1830 final int permCount = pkg.requestedPermissions.size(); 1831 for (int i = 0; i < permCount; i++) { 1832 String permission = pkg.requestedPermissions.get(i); 1833 BasePermission bp = mSettings.mPermissions.get(permission); 1834 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1835 continue; 1836 } 1837 for (int userId : allUserIds) { 1838 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1839 permission, userId)) { 1840 grantRuntimePermission(pkg.packageName, permission, userId); 1841 } 1842 } 1843 } 1844 } 1845 1846 private StorageEventListener mStorageListener = new StorageEventListener() { 1847 @Override 1848 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1849 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1850 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1851 final String volumeUuid = vol.getFsUuid(); 1852 1853 // Clean up any users or apps that were removed or recreated 1854 // while this volume was missing 1855 reconcileUsers(volumeUuid); 1856 reconcileApps(volumeUuid); 1857 1858 // Clean up any install sessions that expired or were 1859 // cancelled while this volume was missing 1860 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1861 1862 loadPrivatePackages(vol); 1863 1864 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1865 unloadPrivatePackages(vol); 1866 } 1867 } 1868 1869 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1870 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1871 updateExternalMediaStatus(true, false); 1872 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1873 updateExternalMediaStatus(false, false); 1874 } 1875 } 1876 } 1877 1878 @Override 1879 public void onVolumeForgotten(String fsUuid) { 1880 if (TextUtils.isEmpty(fsUuid)) { 1881 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1882 return; 1883 } 1884 1885 // Remove any apps installed on the forgotten volume 1886 synchronized (mPackages) { 1887 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1888 for (PackageSetting ps : packages) { 1889 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1890 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1891 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1892 } 1893 1894 mSettings.onVolumeForgotten(fsUuid); 1895 mSettings.writeLPr(); 1896 } 1897 } 1898 }; 1899 1900 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1901 String[] grantedPermissions) { 1902 for (int userId : userIds) { 1903 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1904 } 1905 1906 // We could have touched GID membership, so flush out packages.list 1907 synchronized (mPackages) { 1908 mSettings.writePackageListLPr(); 1909 } 1910 } 1911 1912 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1913 String[] grantedPermissions) { 1914 SettingBase sb = (SettingBase) pkg.mExtras; 1915 if (sb == null) { 1916 return; 1917 } 1918 1919 PermissionsState permissionsState = sb.getPermissionsState(); 1920 1921 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1922 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1923 1924 for (String permission : pkg.requestedPermissions) { 1925 final BasePermission bp; 1926 synchronized (mPackages) { 1927 bp = mSettings.mPermissions.get(permission); 1928 } 1929 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1930 && (grantedPermissions == null 1931 || ArrayUtils.contains(grantedPermissions, permission))) { 1932 final int flags = permissionsState.getPermissionFlags(permission, userId); 1933 // Installer cannot change immutable permissions. 1934 if ((flags & immutableFlags) == 0) { 1935 grantRuntimePermission(pkg.packageName, permission, userId); 1936 } 1937 } 1938 } 1939 } 1940 1941 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1942 Bundle extras = null; 1943 switch (res.returnCode) { 1944 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1945 extras = new Bundle(); 1946 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1947 res.origPermission); 1948 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1949 res.origPackage); 1950 break; 1951 } 1952 case PackageManager.INSTALL_SUCCEEDED: { 1953 extras = new Bundle(); 1954 extras.putBoolean(Intent.EXTRA_REPLACING, 1955 res.removedInfo != null && res.removedInfo.removedPackage != null); 1956 break; 1957 } 1958 } 1959 return extras; 1960 } 1961 1962 void scheduleWriteSettingsLocked() { 1963 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1964 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1965 } 1966 } 1967 1968 void scheduleWritePackageListLocked(int userId) { 1969 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 1970 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 1971 msg.arg1 = userId; 1972 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 1973 } 1974 } 1975 1976 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 1977 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 1978 scheduleWritePackageRestrictionsLocked(userId); 1979 } 1980 1981 void scheduleWritePackageRestrictionsLocked(int userId) { 1982 final int[] userIds = (userId == UserHandle.USER_ALL) 1983 ? sUserManager.getUserIds() : new int[]{userId}; 1984 for (int nextUserId : userIds) { 1985 if (!sUserManager.exists(nextUserId)) return; 1986 mDirtyUsers.add(nextUserId); 1987 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1988 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1989 } 1990 } 1991 } 1992 1993 public static PackageManagerService main(Context context, Installer installer, 1994 boolean factoryTest, boolean onlyCore) { 1995 // Self-check for initial settings. 1996 PackageManagerServiceCompilerMapping.checkProperties(); 1997 1998 PackageManagerService m = new PackageManagerService(context, installer, 1999 factoryTest, onlyCore); 2000 m.enableSystemUserPackages(); 2001 ServiceManager.addService("package", m); 2002 return m; 2003 } 2004 2005 private void enableSystemUserPackages() { 2006 if (!UserManager.isSplitSystemUser()) { 2007 return; 2008 } 2009 // For system user, enable apps based on the following conditions: 2010 // - app is whitelisted or belong to one of these groups: 2011 // -- system app which has no launcher icons 2012 // -- system app which has INTERACT_ACROSS_USERS permission 2013 // -- system IME app 2014 // - app is not in the blacklist 2015 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2016 Set<String> enableApps = new ArraySet<>(); 2017 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2018 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2019 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2020 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2021 enableApps.addAll(wlApps); 2022 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2023 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2024 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2025 enableApps.removeAll(blApps); 2026 Log.i(TAG, "Applications installed for system user: " + enableApps); 2027 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2028 UserHandle.SYSTEM); 2029 final int allAppsSize = allAps.size(); 2030 synchronized (mPackages) { 2031 for (int i = 0; i < allAppsSize; i++) { 2032 String pName = allAps.get(i); 2033 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2034 // Should not happen, but we shouldn't be failing if it does 2035 if (pkgSetting == null) { 2036 continue; 2037 } 2038 boolean install = enableApps.contains(pName); 2039 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2040 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2041 + " for system user"); 2042 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2043 } 2044 } 2045 } 2046 } 2047 2048 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2049 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2050 Context.DISPLAY_SERVICE); 2051 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2052 } 2053 2054 /** 2055 * Requests that files preopted on a secondary system partition be copied to the data partition 2056 * if possible. Note that the actual copying of the files is accomplished by init for security 2057 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2058 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2059 */ 2060 private static void requestCopyPreoptedFiles() { 2061 final int WAIT_TIME_MS = 100; 2062 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2063 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2064 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2065 // We will wait for up to 100 seconds. 2066 final long timeEnd = SystemClock.uptimeMillis() + 100 * 1000; 2067 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2068 try { 2069 Thread.sleep(WAIT_TIME_MS); 2070 } catch (InterruptedException e) { 2071 // Do nothing 2072 } 2073 if (SystemClock.uptimeMillis() > timeEnd) { 2074 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2075 Slog.wtf(TAG, "cppreopt did not finish!"); 2076 break; 2077 } 2078 } 2079 } 2080 } 2081 2082 public PackageManagerService(Context context, Installer installer, 2083 boolean factoryTest, boolean onlyCore) { 2084 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2085 SystemClock.uptimeMillis()); 2086 2087 if (mSdkVersion <= 0) { 2088 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2089 } 2090 2091 mContext = context; 2092 2093 mPermissionReviewRequired = context.getResources().getBoolean( 2094 R.bool.config_permissionReviewRequired); 2095 2096 mFactoryTest = factoryTest; 2097 mOnlyCore = onlyCore; 2098 mMetrics = new DisplayMetrics(); 2099 mSettings = new Settings(mPackages); 2100 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2101 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2102 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2103 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2104 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2105 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2106 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2107 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2108 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2109 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2110 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2111 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2112 2113 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2114 if (separateProcesses != null && separateProcesses.length() > 0) { 2115 if ("*".equals(separateProcesses)) { 2116 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2117 mSeparateProcesses = null; 2118 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2119 } else { 2120 mDefParseFlags = 0; 2121 mSeparateProcesses = separateProcesses.split(","); 2122 Slog.w(TAG, "Running with debug.separate_processes: " 2123 + separateProcesses); 2124 } 2125 } else { 2126 mDefParseFlags = 0; 2127 mSeparateProcesses = null; 2128 } 2129 2130 mInstaller = installer; 2131 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2132 "*dexopt*"); 2133 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2134 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2135 2136 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2137 FgThread.get().getLooper()); 2138 2139 getDefaultDisplayMetrics(context, mMetrics); 2140 2141 SystemConfig systemConfig = SystemConfig.getInstance(); 2142 mGlobalGids = systemConfig.getGlobalGids(); 2143 mSystemPermissions = systemConfig.getSystemPermissions(); 2144 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2145 2146 mProtectedPackages = new ProtectedPackages(mContext); 2147 2148 synchronized (mInstallLock) { 2149 // writer 2150 synchronized (mPackages) { 2151 mHandlerThread = new ServiceThread(TAG, 2152 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2153 mHandlerThread.start(); 2154 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2155 mProcessLoggingHandler = new ProcessLoggingHandler(); 2156 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2157 2158 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2159 2160 File dataDir = Environment.getDataDirectory(); 2161 mAppInstallDir = new File(dataDir, "app"); 2162 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2163 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2164 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2165 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2166 2167 sUserManager = new UserManagerService(context, this, mPackages); 2168 2169 // Propagate permission configuration in to package manager. 2170 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2171 = systemConfig.getPermissions(); 2172 for (int i=0; i<permConfig.size(); i++) { 2173 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2174 BasePermission bp = mSettings.mPermissions.get(perm.name); 2175 if (bp == null) { 2176 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2177 mSettings.mPermissions.put(perm.name, bp); 2178 } 2179 if (perm.gids != null) { 2180 bp.setGids(perm.gids, perm.perUser); 2181 } 2182 } 2183 2184 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2185 for (int i=0; i<libConfig.size(); i++) { 2186 mSharedLibraries.put(libConfig.keyAt(i), 2187 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2188 } 2189 2190 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2191 2192 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2193 2194 // Clean up orphaned packages for which the code path doesn't exist 2195 // and they are an update to a system app - caused by bug/32321269 2196 final int packageSettingCount = mSettings.mPackages.size(); 2197 for (int i = packageSettingCount - 1; i >= 0; i--) { 2198 PackageSetting ps = mSettings.mPackages.valueAt(i); 2199 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2200 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2201 mSettings.mPackages.removeAt(i); 2202 mSettings.enableSystemPackageLPw(ps.name); 2203 } 2204 } 2205 2206 if (mFirstBoot) { 2207 requestCopyPreoptedFiles(); 2208 } 2209 2210 String customResolverActivity = Resources.getSystem().getString( 2211 R.string.config_customResolverActivity); 2212 if (TextUtils.isEmpty(customResolverActivity)) { 2213 customResolverActivity = null; 2214 } else { 2215 mCustomResolverComponentName = ComponentName.unflattenFromString( 2216 customResolverActivity); 2217 } 2218 2219 long startTime = SystemClock.uptimeMillis(); 2220 2221 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2222 startTime); 2223 2224 // Set flag to monitor and not change apk file paths when 2225 // scanning install directories. 2226 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2227 2228 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2229 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2230 2231 if (bootClassPath == null) { 2232 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2233 } 2234 2235 if (systemServerClassPath == null) { 2236 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2237 } 2238 2239 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2240 final String[] dexCodeInstructionSets = 2241 getDexCodeInstructionSets( 2242 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2243 2244 /** 2245 * Ensure all external libraries have had dexopt run on them. 2246 */ 2247 if (mSharedLibraries.size() > 0) { 2248 // NOTE: For now, we're compiling these system "shared libraries" 2249 // (and framework jars) into all available architectures. It's possible 2250 // to compile them only when we come across an app that uses them (there's 2251 // already logic for that in scanPackageLI) but that adds some complexity. 2252 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2253 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2254 final String lib = libEntry.path; 2255 if (lib == null) { 2256 continue; 2257 } 2258 2259 try { 2260 // Shared libraries do not have profiles so we perform a full 2261 // AOT compilation (if needed). 2262 int dexoptNeeded = DexFile.getDexOptNeeded( 2263 lib, dexCodeInstructionSet, 2264 getCompilerFilterForReason(REASON_SHARED_APK), 2265 false /* newProfile */); 2266 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2267 mInstaller.dexopt(lib, Process.SYSTEM_UID, "*", 2268 dexCodeInstructionSet, dexoptNeeded, null, 2269 DEXOPT_PUBLIC, 2270 getCompilerFilterForReason(REASON_SHARED_APK), 2271 StorageManager.UUID_PRIVATE_INTERNAL, 2272 PackageDexOptimizer.SKIP_SHARED_LIBRARY_CHECK); 2273 } 2274 } catch (FileNotFoundException e) { 2275 Slog.w(TAG, "Library not found: " + lib); 2276 } catch (IOException | InstallerException e) { 2277 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2278 + e.getMessage()); 2279 } 2280 } 2281 } 2282 } 2283 2284 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2285 2286 final VersionInfo ver = mSettings.getInternalVersion(); 2287 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2288 2289 // when upgrading from pre-M, promote system app permissions from install to runtime 2290 mPromoteSystemApps = 2291 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2292 2293 // When upgrading from pre-N, we need to handle package extraction like first boot, 2294 // as there is no profiling data available. 2295 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2296 2297 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2298 2299 // save off the names of pre-existing system packages prior to scanning; we don't 2300 // want to automatically grant runtime permissions for new system apps 2301 if (mPromoteSystemApps) { 2302 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2303 while (pkgSettingIter.hasNext()) { 2304 PackageSetting ps = pkgSettingIter.next(); 2305 if (isSystemApp(ps)) { 2306 mExistingSystemPackages.add(ps.name); 2307 } 2308 } 2309 } 2310 2311 // Collect vendor overlay packages. (Do this before scanning any apps.) 2312 // For security and version matching reason, only consider 2313 // overlay packages if they reside in the right directory. 2314 String overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PROPERTY); 2315 if (!overlayThemeDir.isEmpty()) { 2316 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR, overlayThemeDir), mDefParseFlags 2317 | PackageParser.PARSE_IS_SYSTEM 2318 | PackageParser.PARSE_IS_SYSTEM_DIR 2319 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2320 } 2321 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2322 | PackageParser.PARSE_IS_SYSTEM 2323 | PackageParser.PARSE_IS_SYSTEM_DIR 2324 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2325 2326 // Find base frameworks (resource packages without code). 2327 scanDirTracedLI(frameworkDir, mDefParseFlags 2328 | PackageParser.PARSE_IS_SYSTEM 2329 | PackageParser.PARSE_IS_SYSTEM_DIR 2330 | PackageParser.PARSE_IS_PRIVILEGED, 2331 scanFlags | SCAN_NO_DEX, 0); 2332 2333 // Collected privileged system packages. 2334 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2335 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2336 | PackageParser.PARSE_IS_SYSTEM 2337 | PackageParser.PARSE_IS_SYSTEM_DIR 2338 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2339 2340 // Collect ordinary system packages. 2341 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2342 scanDirTracedLI(systemAppDir, mDefParseFlags 2343 | PackageParser.PARSE_IS_SYSTEM 2344 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2345 2346 // Collect all vendor packages. 2347 File vendorAppDir = new File("/vendor/app"); 2348 try { 2349 vendorAppDir = vendorAppDir.getCanonicalFile(); 2350 } catch (IOException e) { 2351 // failed to look up canonical path, continue with original one 2352 } 2353 scanDirTracedLI(vendorAppDir, mDefParseFlags 2354 | PackageParser.PARSE_IS_SYSTEM 2355 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2356 2357 // Collect all OEM packages. 2358 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2359 scanDirTracedLI(oemAppDir, mDefParseFlags 2360 | PackageParser.PARSE_IS_SYSTEM 2361 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2362 2363 // Prune any system packages that no longer exist. 2364 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2365 if (!mOnlyCore) { 2366 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2367 while (psit.hasNext()) { 2368 PackageSetting ps = psit.next(); 2369 2370 /* 2371 * If this is not a system app, it can't be a 2372 * disable system app. 2373 */ 2374 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2375 continue; 2376 } 2377 2378 /* 2379 * If the package is scanned, it's not erased. 2380 */ 2381 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2382 if (scannedPkg != null) { 2383 /* 2384 * If the system app is both scanned and in the 2385 * disabled packages list, then it must have been 2386 * added via OTA. Remove it from the currently 2387 * scanned package so the previously user-installed 2388 * application can be scanned. 2389 */ 2390 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2391 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2392 + ps.name + "; removing system app. Last known codePath=" 2393 + ps.codePathString + ", installStatus=" + ps.installStatus 2394 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2395 + scannedPkg.mVersionCode); 2396 removePackageLI(scannedPkg, true); 2397 mExpectingBetter.put(ps.name, ps.codePath); 2398 } 2399 2400 continue; 2401 } 2402 2403 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2404 psit.remove(); 2405 logCriticalInfo(Log.WARN, "System package " + ps.name 2406 + " no longer exists; it's data will be wiped"); 2407 // Actual deletion of code and data will be handled by later 2408 // reconciliation step 2409 } else { 2410 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2411 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2412 possiblyDeletedUpdatedSystemApps.add(ps.name); 2413 } 2414 } 2415 } 2416 } 2417 2418 //look for any incomplete package installations 2419 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2420 for (int i = 0; i < deletePkgsList.size(); i++) { 2421 // Actual deletion of code and data will be handled by later 2422 // reconciliation step 2423 final String packageName = deletePkgsList.get(i).name; 2424 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2425 synchronized (mPackages) { 2426 mSettings.removePackageLPw(packageName); 2427 } 2428 } 2429 2430 //delete tmp files 2431 deleteTempPackageFiles(); 2432 2433 // Remove any shared userIDs that have no associated packages 2434 mSettings.pruneSharedUsersLPw(); 2435 2436 if (!mOnlyCore) { 2437 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2438 SystemClock.uptimeMillis()); 2439 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2440 2441 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2442 | PackageParser.PARSE_FORWARD_LOCK, 2443 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2444 2445 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2446 | PackageParser.PARSE_IS_EPHEMERAL, 2447 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2448 2449 /** 2450 * Remove disable package settings for any updated system 2451 * apps that were removed via an OTA. If they're not a 2452 * previously-updated app, remove them completely. 2453 * Otherwise, just revoke their system-level permissions. 2454 */ 2455 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2456 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2457 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2458 2459 String msg; 2460 if (deletedPkg == null) { 2461 msg = "Updated system package " + deletedAppName 2462 + " no longer exists; it's data will be wiped"; 2463 // Actual deletion of code and data will be handled by later 2464 // reconciliation step 2465 } else { 2466 msg = "Updated system app + " + deletedAppName 2467 + " no longer present; removing system privileges for " 2468 + deletedAppName; 2469 2470 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2471 2472 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2473 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2474 } 2475 logCriticalInfo(Log.WARN, msg); 2476 } 2477 2478 /** 2479 * Make sure all system apps that we expected to appear on 2480 * the userdata partition actually showed up. If they never 2481 * appeared, crawl back and revive the system version. 2482 */ 2483 for (int i = 0; i < mExpectingBetter.size(); i++) { 2484 final String packageName = mExpectingBetter.keyAt(i); 2485 if (!mPackages.containsKey(packageName)) { 2486 final File scanFile = mExpectingBetter.valueAt(i); 2487 2488 logCriticalInfo(Log.WARN, "Expected better " + packageName 2489 + " but never showed up; reverting to system"); 2490 2491 int reparseFlags = mDefParseFlags; 2492 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2493 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2494 | PackageParser.PARSE_IS_SYSTEM_DIR 2495 | PackageParser.PARSE_IS_PRIVILEGED; 2496 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2497 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2498 | PackageParser.PARSE_IS_SYSTEM_DIR; 2499 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2500 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2501 | PackageParser.PARSE_IS_SYSTEM_DIR; 2502 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2503 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2504 | PackageParser.PARSE_IS_SYSTEM_DIR; 2505 } else { 2506 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2507 continue; 2508 } 2509 2510 mSettings.enableSystemPackageLPw(packageName); 2511 2512 try { 2513 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2514 } catch (PackageManagerException e) { 2515 Slog.e(TAG, "Failed to parse original system package: " 2516 + e.getMessage()); 2517 } 2518 } 2519 } 2520 } 2521 mExpectingBetter.clear(); 2522 2523 // Resolve the storage manager. 2524 mStorageManagerPackage = getStorageManagerPackageName(); 2525 2526 // Resolve protected action filters. Only the setup wizard is allowed to 2527 // have a high priority filter for these actions. 2528 mSetupWizardPackage = getSetupWizardPackageName(); 2529 if (mProtectedFilters.size() > 0) { 2530 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2531 Slog.i(TAG, "No setup wizard;" 2532 + " All protected intents capped to priority 0"); 2533 } 2534 for (ActivityIntentInfo filter : mProtectedFilters) { 2535 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2536 if (DEBUG_FILTERS) { 2537 Slog.i(TAG, "Found setup wizard;" 2538 + " allow priority " + filter.getPriority() + ";" 2539 + " package: " + filter.activity.info.packageName 2540 + " activity: " + filter.activity.className 2541 + " priority: " + filter.getPriority()); 2542 } 2543 // skip setup wizard; allow it to keep the high priority filter 2544 continue; 2545 } 2546 Slog.w(TAG, "Protected action; cap priority to 0;" 2547 + " package: " + filter.activity.info.packageName 2548 + " activity: " + filter.activity.className 2549 + " origPrio: " + filter.getPriority()); 2550 filter.setPriority(0); 2551 } 2552 } 2553 mDeferProtectedFilters = false; 2554 mProtectedFilters.clear(); 2555 2556 // Now that we know all of the shared libraries, update all clients to have 2557 // the correct library paths. 2558 updateAllSharedLibrariesLPw(); 2559 2560 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2561 // NOTE: We ignore potential failures here during a system scan (like 2562 // the rest of the commands above) because there's precious little we 2563 // can do about it. A settings error is reported, though. 2564 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2565 false /* boot complete */); 2566 } 2567 2568 // Now that we know all the packages we are keeping, 2569 // read and update their last usage times. 2570 mPackageUsage.read(mPackages); 2571 mCompilerStats.read(); 2572 2573 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2574 SystemClock.uptimeMillis()); 2575 Slog.i(TAG, "Time to scan packages: " 2576 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2577 + " seconds"); 2578 2579 // If the platform SDK has changed since the last time we booted, 2580 // we need to re-grant app permission to catch any new ones that 2581 // appear. This is really a hack, and means that apps can in some 2582 // cases get permissions that the user didn't initially explicitly 2583 // allow... it would be nice to have some better way to handle 2584 // this situation. 2585 int updateFlags = UPDATE_PERMISSIONS_ALL; 2586 if (ver.sdkVersion != mSdkVersion) { 2587 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2588 + mSdkVersion + "; regranting permissions for internal storage"); 2589 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2590 } 2591 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2592 ver.sdkVersion = mSdkVersion; 2593 2594 // If this is the first boot or an update from pre-M, and it is a normal 2595 // boot, then we need to initialize the default preferred apps across 2596 // all defined users. 2597 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2598 for (UserInfo user : sUserManager.getUsers(true)) { 2599 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2600 applyFactoryDefaultBrowserLPw(user.id); 2601 primeDomainVerificationsLPw(user.id); 2602 } 2603 } 2604 2605 // Prepare storage for system user really early during boot, 2606 // since core system apps like SettingsProvider and SystemUI 2607 // can't wait for user to start 2608 final int storageFlags; 2609 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2610 storageFlags = StorageManager.FLAG_STORAGE_DE; 2611 } else { 2612 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2613 } 2614 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2615 storageFlags); 2616 2617 // If this is first boot after an OTA, and a normal boot, then 2618 // we need to clear code cache directories. 2619 // Note that we do *not* clear the application profiles. These remain valid 2620 // across OTAs and are used to drive profile verification (post OTA) and 2621 // profile compilation (without waiting to collect a fresh set of profiles). 2622 if (mIsUpgrade && !onlyCore) { 2623 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2624 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2625 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2626 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2627 // No apps are running this early, so no need to freeze 2628 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2629 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2630 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2631 } 2632 } 2633 ver.fingerprint = Build.FINGERPRINT; 2634 } 2635 2636 checkDefaultBrowser(); 2637 2638 // clear only after permissions and other defaults have been updated 2639 mExistingSystemPackages.clear(); 2640 mPromoteSystemApps = false; 2641 2642 // All the changes are done during package scanning. 2643 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2644 2645 // can downgrade to reader 2646 mSettings.writeLPr(); 2647 2648 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2649 // early on (before the package manager declares itself as early) because other 2650 // components in the system server might ask for package contexts for these apps. 2651 // 2652 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2653 // (i.e, that the data partition is unavailable). 2654 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2655 long start = System.nanoTime(); 2656 List<PackageParser.Package> coreApps = new ArrayList<>(); 2657 for (PackageParser.Package pkg : mPackages.values()) { 2658 if (pkg.coreApp) { 2659 coreApps.add(pkg); 2660 } 2661 } 2662 2663 int[] stats = performDexOptUpgrade(coreApps, false, 2664 getCompilerFilterForReason(REASON_CORE_APP)); 2665 2666 final int elapsedTimeSeconds = 2667 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2668 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2669 2670 if (DEBUG_DEXOPT) { 2671 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2672 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2673 } 2674 2675 2676 // TODO: Should we log these stats to tron too ? 2677 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2678 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2679 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2680 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2681 } 2682 2683 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2684 SystemClock.uptimeMillis()); 2685 2686 if (!mOnlyCore) { 2687 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2688 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2689 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2690 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2691 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2692 mIntentFilterVerifierComponent); 2693 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2694 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES); 2695 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2696 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED); 2697 } else { 2698 mRequiredVerifierPackage = null; 2699 mRequiredInstallerPackage = null; 2700 mRequiredUninstallerPackage = null; 2701 mIntentFilterVerifierComponent = null; 2702 mIntentFilterVerifier = null; 2703 mServicesSystemSharedLibraryPackageName = null; 2704 mSharedSystemSharedLibraryPackageName = null; 2705 } 2706 2707 mInstallerService = new PackageInstallerService(context, this); 2708 2709 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2710 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2711 // both the installer and resolver must be present to enable ephemeral 2712 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2713 if (DEBUG_EPHEMERAL) { 2714 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2715 + " installer:" + ephemeralInstallerComponent); 2716 } 2717 mEphemeralResolverComponent = ephemeralResolverComponent; 2718 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2719 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2720 mEphemeralResolverConnection = 2721 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2722 } else { 2723 if (DEBUG_EPHEMERAL) { 2724 final String missingComponent = 2725 (ephemeralResolverComponent == null) 2726 ? (ephemeralInstallerComponent == null) 2727 ? "resolver and installer" 2728 : "resolver" 2729 : "installer"; 2730 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2731 } 2732 mEphemeralResolverComponent = null; 2733 mEphemeralInstallerComponent = null; 2734 mEphemeralResolverConnection = null; 2735 } 2736 2737 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2738 2739 // Read and update the usage of dex files. 2740 // Do this at the end of PM init so that all the packages have their 2741 // data directory reconciled. 2742 // At this point we know the code paths of the packages, so we can validate 2743 // the disk file and build the internal cache. 2744 // The usage file is expected to be small so loading and verifying it 2745 // should take a fairly small time compare to the other activities (e.g. package 2746 // scanning). 2747 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2748 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2749 for (int userId : currentUserIds) { 2750 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2751 } 2752 mDexManager.load(userPackages); 2753 } // synchronized (mPackages) 2754 } // synchronized (mInstallLock) 2755 2756 // Now after opening every single application zip, make sure they 2757 // are all flushed. Not really needed, but keeps things nice and 2758 // tidy. 2759 Runtime.getRuntime().gc(); 2760 2761 // The initial scanning above does many calls into installd while 2762 // holding the mPackages lock, but we're mostly interested in yelling 2763 // once we have a booted system. 2764 mInstaller.setWarnIfHeld(mPackages); 2765 2766 // Expose private service for system components to use. 2767 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2768 } 2769 2770 @Override 2771 public boolean isFirstBoot() { 2772 return mFirstBoot; 2773 } 2774 2775 @Override 2776 public boolean isOnlyCoreApps() { 2777 return mOnlyCore; 2778 } 2779 2780 @Override 2781 public boolean isUpgrade() { 2782 return mIsUpgrade; 2783 } 2784 2785 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2786 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2787 2788 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2789 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2790 UserHandle.USER_SYSTEM); 2791 if (matches.size() == 1) { 2792 return matches.get(0).getComponentInfo().packageName; 2793 } else if (matches.size() == 0) { 2794 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2795 return null; 2796 } 2797 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2798 } 2799 2800 private @NonNull String getRequiredSharedLibraryLPr(String libraryName) { 2801 synchronized (mPackages) { 2802 SharedLibraryEntry libraryEntry = mSharedLibraries.get(libraryName); 2803 if (libraryEntry == null) { 2804 throw new IllegalStateException("Missing required shared library:" + libraryName); 2805 } 2806 return libraryEntry.apk; 2807 } 2808 } 2809 2810 private @NonNull String getRequiredInstallerLPr() { 2811 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2812 intent.addCategory(Intent.CATEGORY_DEFAULT); 2813 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2814 2815 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2816 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2817 UserHandle.USER_SYSTEM); 2818 if (matches.size() == 1) { 2819 ResolveInfo resolveInfo = matches.get(0); 2820 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2821 throw new RuntimeException("The installer must be a privileged app"); 2822 } 2823 return matches.get(0).getComponentInfo().packageName; 2824 } else { 2825 throw new RuntimeException("There must be exactly one installer; found " + matches); 2826 } 2827 } 2828 2829 private @NonNull String getRequiredUninstallerLPr() { 2830 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 2831 intent.addCategory(Intent.CATEGORY_DEFAULT); 2832 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 2833 2834 final ResolveInfo resolveInfo = resolveIntent(intent, null, 2835 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2836 UserHandle.USER_SYSTEM); 2837 if (resolveInfo == null || 2838 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 2839 throw new RuntimeException("There must be exactly one uninstaller; found " 2840 + resolveInfo); 2841 } 2842 return resolveInfo.getComponentInfo().packageName; 2843 } 2844 2845 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2846 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2847 2848 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2849 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2850 UserHandle.USER_SYSTEM); 2851 ResolveInfo best = null; 2852 final int N = matches.size(); 2853 for (int i = 0; i < N; i++) { 2854 final ResolveInfo cur = matches.get(i); 2855 final String packageName = cur.getComponentInfo().packageName; 2856 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2857 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2858 continue; 2859 } 2860 2861 if (best == null || cur.priority > best.priority) { 2862 best = cur; 2863 } 2864 } 2865 2866 if (best != null) { 2867 return best.getComponentInfo().getComponentName(); 2868 } else { 2869 throw new RuntimeException("There must be at least one intent filter verifier"); 2870 } 2871 } 2872 2873 private @Nullable ComponentName getEphemeralResolverLPr() { 2874 final String[] packageArray = 2875 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2876 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 2877 if (DEBUG_EPHEMERAL) { 2878 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2879 } 2880 return null; 2881 } 2882 2883 final int resolveFlags = 2884 MATCH_DIRECT_BOOT_AWARE 2885 | MATCH_DIRECT_BOOT_UNAWARE 2886 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2887 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2888 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 2889 resolveFlags, UserHandle.USER_SYSTEM); 2890 2891 final int N = resolvers.size(); 2892 if (N == 0) { 2893 if (DEBUG_EPHEMERAL) { 2894 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2895 } 2896 return null; 2897 } 2898 2899 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2900 for (int i = 0; i < N; i++) { 2901 final ResolveInfo info = resolvers.get(i); 2902 2903 if (info.serviceInfo == null) { 2904 continue; 2905 } 2906 2907 final String packageName = info.serviceInfo.packageName; 2908 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 2909 if (DEBUG_EPHEMERAL) { 2910 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2911 + " pkg: " + packageName + ", info:" + info); 2912 } 2913 continue; 2914 } 2915 2916 if (DEBUG_EPHEMERAL) { 2917 Slog.v(TAG, "Ephemeral resolver found;" 2918 + " pkg: " + packageName + ", info:" + info); 2919 } 2920 return new ComponentName(packageName, info.serviceInfo.name); 2921 } 2922 if (DEBUG_EPHEMERAL) { 2923 Slog.v(TAG, "Ephemeral resolver NOT found"); 2924 } 2925 return null; 2926 } 2927 2928 private @Nullable ComponentName getEphemeralInstallerLPr() { 2929 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2930 intent.addCategory(Intent.CATEGORY_DEFAULT); 2931 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2932 2933 final int resolveFlags = 2934 MATCH_DIRECT_BOOT_AWARE 2935 | MATCH_DIRECT_BOOT_UNAWARE 2936 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2937 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2938 resolveFlags, UserHandle.USER_SYSTEM); 2939 if (matches.size() == 0) { 2940 return null; 2941 } else if (matches.size() == 1) { 2942 return matches.get(0).getComponentInfo().getComponentName(); 2943 } else { 2944 throw new RuntimeException( 2945 "There must be at most one ephemeral installer; found " + matches); 2946 } 2947 } 2948 2949 private void primeDomainVerificationsLPw(int userId) { 2950 if (DEBUG_DOMAIN_VERIFICATION) { 2951 Slog.d(TAG, "Priming domain verifications in user " + userId); 2952 } 2953 2954 SystemConfig systemConfig = SystemConfig.getInstance(); 2955 ArraySet<String> packages = systemConfig.getLinkedApps(); 2956 ArraySet<String> domains = new ArraySet<String>(); 2957 2958 for (String packageName : packages) { 2959 PackageParser.Package pkg = mPackages.get(packageName); 2960 if (pkg != null) { 2961 if (!pkg.isSystemApp()) { 2962 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2963 continue; 2964 } 2965 2966 domains.clear(); 2967 for (PackageParser.Activity a : pkg.activities) { 2968 for (ActivityIntentInfo filter : a.intents) { 2969 if (hasValidDomains(filter)) { 2970 domains.addAll(filter.getHostsList()); 2971 } 2972 } 2973 } 2974 2975 if (domains.size() > 0) { 2976 if (DEBUG_DOMAIN_VERIFICATION) { 2977 Slog.v(TAG, " + " + packageName); 2978 } 2979 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2980 // state w.r.t. the formal app-linkage "no verification attempted" state; 2981 // and then 'always' in the per-user state actually used for intent resolution. 2982 final IntentFilterVerificationInfo ivi; 2983 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2984 new ArrayList<String>(domains)); 2985 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2986 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2987 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2988 } else { 2989 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2990 + "' does not handle web links"); 2991 } 2992 } else { 2993 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2994 } 2995 } 2996 2997 scheduleWritePackageRestrictionsLocked(userId); 2998 scheduleWriteSettingsLocked(); 2999 } 3000 3001 private void applyFactoryDefaultBrowserLPw(int userId) { 3002 // The default browser app's package name is stored in a string resource, 3003 // with a product-specific overlay used for vendor customization. 3004 String browserPkg = mContext.getResources().getString( 3005 com.android.internal.R.string.default_browser); 3006 if (!TextUtils.isEmpty(browserPkg)) { 3007 // non-empty string => required to be a known package 3008 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3009 if (ps == null) { 3010 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3011 browserPkg = null; 3012 } else { 3013 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3014 } 3015 } 3016 3017 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3018 // default. If there's more than one, just leave everything alone. 3019 if (browserPkg == null) { 3020 calculateDefaultBrowserLPw(userId); 3021 } 3022 } 3023 3024 private void calculateDefaultBrowserLPw(int userId) { 3025 List<String> allBrowsers = resolveAllBrowserApps(userId); 3026 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3027 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3028 } 3029 3030 private List<String> resolveAllBrowserApps(int userId) { 3031 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3032 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3033 PackageManager.MATCH_ALL, userId); 3034 3035 final int count = list.size(); 3036 List<String> result = new ArrayList<String>(count); 3037 for (int i=0; i<count; i++) { 3038 ResolveInfo info = list.get(i); 3039 if (info.activityInfo == null 3040 || !info.handleAllWebDataURI 3041 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3042 || result.contains(info.activityInfo.packageName)) { 3043 continue; 3044 } 3045 result.add(info.activityInfo.packageName); 3046 } 3047 3048 return result; 3049 } 3050 3051 private boolean packageIsBrowser(String packageName, int userId) { 3052 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3053 PackageManager.MATCH_ALL, userId); 3054 final int N = list.size(); 3055 for (int i = 0; i < N; i++) { 3056 ResolveInfo info = list.get(i); 3057 if (packageName.equals(info.activityInfo.packageName)) { 3058 return true; 3059 } 3060 } 3061 return false; 3062 } 3063 3064 private void checkDefaultBrowser() { 3065 final int myUserId = UserHandle.myUserId(); 3066 final String packageName = getDefaultBrowserPackageName(myUserId); 3067 if (packageName != null) { 3068 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3069 if (info == null) { 3070 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3071 synchronized (mPackages) { 3072 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3073 } 3074 } 3075 } 3076 } 3077 3078 @Override 3079 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3080 throws RemoteException { 3081 try { 3082 return super.onTransact(code, data, reply, flags); 3083 } catch (RuntimeException e) { 3084 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3085 Slog.wtf(TAG, "Package Manager Crash", e); 3086 } 3087 throw e; 3088 } 3089 } 3090 3091 static int[] appendInts(int[] cur, int[] add) { 3092 if (add == null) return cur; 3093 if (cur == null) return add; 3094 final int N = add.length; 3095 for (int i=0; i<N; i++) { 3096 cur = appendInt(cur, add[i]); 3097 } 3098 return cur; 3099 } 3100 3101 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3102 if (!sUserManager.exists(userId)) return null; 3103 if (ps == null) { 3104 return null; 3105 } 3106 final PackageParser.Package p = ps.pkg; 3107 if (p == null) { 3108 return null; 3109 } 3110 3111 final PermissionsState permissionsState = ps.getPermissionsState(); 3112 3113 // Compute GIDs only if requested 3114 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3115 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3116 // Compute granted permissions only if package has requested permissions 3117 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3118 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3119 final PackageUserState state = ps.readUserState(userId); 3120 3121 return PackageParser.generatePackageInfo(p, gids, flags, 3122 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3123 } 3124 3125 @Override 3126 public void checkPackageStartable(String packageName, int userId) { 3127 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3128 3129 synchronized (mPackages) { 3130 final PackageSetting ps = mSettings.mPackages.get(packageName); 3131 if (ps == null) { 3132 throw new SecurityException("Package " + packageName + " was not found!"); 3133 } 3134 3135 if (!ps.getInstalled(userId)) { 3136 throw new SecurityException( 3137 "Package " + packageName + " was not installed for user " + userId + "!"); 3138 } 3139 3140 if (mSafeMode && !ps.isSystem()) { 3141 throw new SecurityException("Package " + packageName + " not a system app!"); 3142 } 3143 3144 if (mFrozenPackages.contains(packageName)) { 3145 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3146 } 3147 3148 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3149 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3150 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3151 } 3152 } 3153 } 3154 3155 @Override 3156 public boolean isPackageAvailable(String packageName, int userId) { 3157 if (!sUserManager.exists(userId)) return false; 3158 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3159 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3160 synchronized (mPackages) { 3161 PackageParser.Package p = mPackages.get(packageName); 3162 if (p != null) { 3163 final PackageSetting ps = (PackageSetting) p.mExtras; 3164 if (ps != null) { 3165 final PackageUserState state = ps.readUserState(userId); 3166 if (state != null) { 3167 return PackageParser.isAvailable(state); 3168 } 3169 } 3170 } 3171 } 3172 return false; 3173 } 3174 3175 @Override 3176 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3177 if (!sUserManager.exists(userId)) return null; 3178 flags = updateFlagsForPackage(flags, userId, packageName); 3179 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3180 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3181 3182 // reader 3183 synchronized (mPackages) { 3184 // Normalize package name to hanlde renamed packages 3185 packageName = normalizePackageNameLPr(packageName); 3186 3187 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3188 PackageParser.Package p = null; 3189 if (matchFactoryOnly) { 3190 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3191 if (ps != null) { 3192 return generatePackageInfo(ps, flags, userId); 3193 } 3194 } 3195 if (p == null) { 3196 p = mPackages.get(packageName); 3197 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3198 return null; 3199 } 3200 } 3201 if (DEBUG_PACKAGE_INFO) 3202 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3203 if (p != null) { 3204 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3205 } 3206 if (!matchFactoryOnly && (flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3207 final PackageSetting ps = mSettings.mPackages.get(packageName); 3208 return generatePackageInfo(ps, flags, userId); 3209 } 3210 } 3211 return null; 3212 } 3213 3214 @Override 3215 public String[] currentToCanonicalPackageNames(String[] names) { 3216 String[] out = new String[names.length]; 3217 // reader 3218 synchronized (mPackages) { 3219 for (int i=names.length-1; i>=0; i--) { 3220 PackageSetting ps = mSettings.mPackages.get(names[i]); 3221 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3222 } 3223 } 3224 return out; 3225 } 3226 3227 @Override 3228 public String[] canonicalToCurrentPackageNames(String[] names) { 3229 String[] out = new String[names.length]; 3230 // reader 3231 synchronized (mPackages) { 3232 for (int i=names.length-1; i>=0; i--) { 3233 String cur = mSettings.mRenamedPackages.get(names[i]); 3234 out[i] = cur != null ? cur : names[i]; 3235 } 3236 } 3237 return out; 3238 } 3239 3240 @Override 3241 public int getPackageUid(String packageName, int flags, int userId) { 3242 if (!sUserManager.exists(userId)) return -1; 3243 flags = updateFlagsForPackage(flags, userId, packageName); 3244 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3245 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3246 3247 // reader 3248 synchronized (mPackages) { 3249 final PackageParser.Package p = mPackages.get(packageName); 3250 if (p != null && p.isMatch(flags)) { 3251 return UserHandle.getUid(userId, p.applicationInfo.uid); 3252 } 3253 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3254 final PackageSetting ps = mSettings.mPackages.get(packageName); 3255 if (ps != null && ps.isMatch(flags)) { 3256 return UserHandle.getUid(userId, ps.appId); 3257 } 3258 } 3259 } 3260 3261 return -1; 3262 } 3263 3264 @Override 3265 public int[] getPackageGids(String packageName, int flags, int userId) { 3266 if (!sUserManager.exists(userId)) return null; 3267 flags = updateFlagsForPackage(flags, userId, packageName); 3268 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3269 false /* requireFullPermission */, false /* checkShell */, 3270 "getPackageGids"); 3271 3272 // reader 3273 synchronized (mPackages) { 3274 final PackageParser.Package p = mPackages.get(packageName); 3275 if (p != null && p.isMatch(flags)) { 3276 PackageSetting ps = (PackageSetting) p.mExtras; 3277 return ps.getPermissionsState().computeGids(userId); 3278 } 3279 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3280 final PackageSetting ps = mSettings.mPackages.get(packageName); 3281 if (ps != null && ps.isMatch(flags)) { 3282 return ps.getPermissionsState().computeGids(userId); 3283 } 3284 } 3285 } 3286 3287 return null; 3288 } 3289 3290 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3291 if (bp.perm != null) { 3292 return PackageParser.generatePermissionInfo(bp.perm, flags); 3293 } 3294 PermissionInfo pi = new PermissionInfo(); 3295 pi.name = bp.name; 3296 pi.packageName = bp.sourcePackage; 3297 pi.nonLocalizedLabel = bp.name; 3298 pi.protectionLevel = bp.protectionLevel; 3299 return pi; 3300 } 3301 3302 @Override 3303 public PermissionInfo getPermissionInfo(String name, int flags) { 3304 // reader 3305 synchronized (mPackages) { 3306 final BasePermission p = mSettings.mPermissions.get(name); 3307 if (p != null) { 3308 return generatePermissionInfo(p, flags); 3309 } 3310 return null; 3311 } 3312 } 3313 3314 @Override 3315 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3316 int flags) { 3317 // reader 3318 synchronized (mPackages) { 3319 if (group != null && !mPermissionGroups.containsKey(group)) { 3320 // This is thrown as NameNotFoundException 3321 return null; 3322 } 3323 3324 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3325 for (BasePermission p : mSettings.mPermissions.values()) { 3326 if (group == null) { 3327 if (p.perm == null || p.perm.info.group == null) { 3328 out.add(generatePermissionInfo(p, flags)); 3329 } 3330 } else { 3331 if (p.perm != null && group.equals(p.perm.info.group)) { 3332 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3333 } 3334 } 3335 } 3336 return new ParceledListSlice<>(out); 3337 } 3338 } 3339 3340 @Override 3341 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3342 // reader 3343 synchronized (mPackages) { 3344 return PackageParser.generatePermissionGroupInfo( 3345 mPermissionGroups.get(name), flags); 3346 } 3347 } 3348 3349 @Override 3350 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3351 // reader 3352 synchronized (mPackages) { 3353 final int N = mPermissionGroups.size(); 3354 ArrayList<PermissionGroupInfo> out 3355 = new ArrayList<PermissionGroupInfo>(N); 3356 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3357 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3358 } 3359 return new ParceledListSlice<>(out); 3360 } 3361 } 3362 3363 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3364 int userId) { 3365 if (!sUserManager.exists(userId)) return null; 3366 PackageSetting ps = mSettings.mPackages.get(packageName); 3367 if (ps != null) { 3368 if (ps.pkg == null) { 3369 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3370 if (pInfo != null) { 3371 return pInfo.applicationInfo; 3372 } 3373 return null; 3374 } 3375 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3376 ps.readUserState(userId), userId); 3377 } 3378 return null; 3379 } 3380 3381 @Override 3382 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3383 if (!sUserManager.exists(userId)) return null; 3384 flags = updateFlagsForApplication(flags, userId, packageName); 3385 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3386 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3387 3388 // writer 3389 synchronized (mPackages) { 3390 // Normalize package name to hanlde renamed packages 3391 packageName = normalizePackageNameLPr(packageName); 3392 3393 PackageParser.Package p = mPackages.get(packageName); 3394 if (DEBUG_PACKAGE_INFO) Log.v( 3395 TAG, "getApplicationInfo " + packageName 3396 + ": " + p); 3397 if (p != null) { 3398 PackageSetting ps = mSettings.mPackages.get(packageName); 3399 if (ps == null) return null; 3400 // Note: isEnabledLP() does not apply here - always return info 3401 return PackageParser.generateApplicationInfo( 3402 p, flags, ps.readUserState(userId), userId); 3403 } 3404 if ("android".equals(packageName)||"system".equals(packageName)) { 3405 return mAndroidApplication; 3406 } 3407 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3408 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3409 } 3410 } 3411 return null; 3412 } 3413 3414 private String normalizePackageNameLPr(String packageName) { 3415 String normalizedPackageName = mSettings.mRenamedPackages.get(packageName); 3416 return normalizedPackageName != null ? normalizedPackageName : packageName; 3417 } 3418 3419 @Override 3420 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3421 final IPackageDataObserver observer) { 3422 mContext.enforceCallingOrSelfPermission( 3423 android.Manifest.permission.CLEAR_APP_CACHE, null); 3424 // Queue up an async operation since clearing cache may take a little while. 3425 mHandler.post(new Runnable() { 3426 public void run() { 3427 mHandler.removeCallbacks(this); 3428 boolean success = true; 3429 synchronized (mInstallLock) { 3430 try { 3431 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3432 } catch (InstallerException e) { 3433 Slog.w(TAG, "Couldn't clear application caches: " + e); 3434 success = false; 3435 } 3436 } 3437 if (observer != null) { 3438 try { 3439 observer.onRemoveCompleted(null, success); 3440 } catch (RemoteException e) { 3441 Slog.w(TAG, "RemoveException when invoking call back"); 3442 } 3443 } 3444 } 3445 }); 3446 } 3447 3448 @Override 3449 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3450 final IntentSender pi) { 3451 mContext.enforceCallingOrSelfPermission( 3452 android.Manifest.permission.CLEAR_APP_CACHE, null); 3453 // Queue up an async operation since clearing cache may take a little while. 3454 mHandler.post(new Runnable() { 3455 public void run() { 3456 mHandler.removeCallbacks(this); 3457 boolean success = true; 3458 synchronized (mInstallLock) { 3459 try { 3460 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3461 } catch (InstallerException e) { 3462 Slog.w(TAG, "Couldn't clear application caches: " + e); 3463 success = false; 3464 } 3465 } 3466 if(pi != null) { 3467 try { 3468 // Callback via pending intent 3469 int code = success ? 1 : 0; 3470 pi.sendIntent(null, code, null, 3471 null, null); 3472 } catch (SendIntentException e1) { 3473 Slog.i(TAG, "Failed to send pending intent"); 3474 } 3475 } 3476 } 3477 }); 3478 } 3479 3480 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3481 synchronized (mInstallLock) { 3482 try { 3483 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3484 } catch (InstallerException e) { 3485 throw new IOException("Failed to free enough space", e); 3486 } 3487 } 3488 } 3489 3490 /** 3491 * Update given flags based on encryption status of current user. 3492 */ 3493 private int updateFlags(int flags, int userId) { 3494 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3495 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3496 // Caller expressed an explicit opinion about what encryption 3497 // aware/unaware components they want to see, so fall through and 3498 // give them what they want 3499 } else { 3500 // Caller expressed no opinion, so match based on user state 3501 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3502 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3503 } else { 3504 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3505 } 3506 } 3507 return flags; 3508 } 3509 3510 private UserManagerInternal getUserManagerInternal() { 3511 if (mUserManagerInternal == null) { 3512 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3513 } 3514 return mUserManagerInternal; 3515 } 3516 3517 /** 3518 * Update given flags when being used to request {@link PackageInfo}. 3519 */ 3520 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3521 boolean triaged = true; 3522 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3523 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3524 // Caller is asking for component details, so they'd better be 3525 // asking for specific encryption matching behavior, or be triaged 3526 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3527 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3528 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3529 triaged = false; 3530 } 3531 } 3532 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3533 | PackageManager.MATCH_SYSTEM_ONLY 3534 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3535 triaged = false; 3536 } 3537 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3538 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3539 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3540 } 3541 return updateFlags(flags, userId); 3542 } 3543 3544 /** 3545 * Update given flags when being used to request {@link ApplicationInfo}. 3546 */ 3547 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3548 return updateFlagsForPackage(flags, userId, cookie); 3549 } 3550 3551 /** 3552 * Update given flags when being used to request {@link ComponentInfo}. 3553 */ 3554 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3555 if (cookie instanceof Intent) { 3556 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3557 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3558 } 3559 } 3560 3561 boolean triaged = true; 3562 // Caller is asking for component details, so they'd better be 3563 // asking for specific encryption matching behavior, or be triaged 3564 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3565 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3566 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3567 triaged = false; 3568 } 3569 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3570 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3571 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3572 } 3573 3574 return updateFlags(flags, userId); 3575 } 3576 3577 /** 3578 * Update given flags when being used to request {@link ResolveInfo}. 3579 */ 3580 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3581 // Safe mode means we shouldn't match any third-party components 3582 if (mSafeMode) { 3583 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3584 } 3585 3586 return updateFlagsForComponent(flags, userId, cookie); 3587 } 3588 3589 @Override 3590 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3591 if (!sUserManager.exists(userId)) return null; 3592 flags = updateFlagsForComponent(flags, userId, component); 3593 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3594 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3595 synchronized (mPackages) { 3596 PackageParser.Activity a = mActivities.mActivities.get(component); 3597 3598 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3599 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3600 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3601 if (ps == null) return null; 3602 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3603 userId); 3604 } 3605 if (mResolveComponentName.equals(component)) { 3606 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3607 new PackageUserState(), userId); 3608 } 3609 } 3610 return null; 3611 } 3612 3613 @Override 3614 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3615 String resolvedType) { 3616 synchronized (mPackages) { 3617 if (component.equals(mResolveComponentName)) { 3618 // The resolver supports EVERYTHING! 3619 return true; 3620 } 3621 PackageParser.Activity a = mActivities.mActivities.get(component); 3622 if (a == null) { 3623 return false; 3624 } 3625 for (int i=0; i<a.intents.size(); i++) { 3626 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3627 intent.getData(), intent.getCategories(), TAG) >= 0) { 3628 return true; 3629 } 3630 } 3631 return false; 3632 } 3633 } 3634 3635 @Override 3636 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3637 if (!sUserManager.exists(userId)) return null; 3638 flags = updateFlagsForComponent(flags, userId, component); 3639 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3640 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 3641 synchronized (mPackages) { 3642 PackageParser.Activity a = mReceivers.mActivities.get(component); 3643 if (DEBUG_PACKAGE_INFO) Log.v( 3644 TAG, "getReceiverInfo " + component + ": " + a); 3645 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3646 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3647 if (ps == null) return null; 3648 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3649 userId); 3650 } 3651 } 3652 return null; 3653 } 3654 3655 @Override 3656 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3657 if (!sUserManager.exists(userId)) return null; 3658 flags = updateFlagsForComponent(flags, userId, component); 3659 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3660 false /* requireFullPermission */, false /* checkShell */, "get service info"); 3661 synchronized (mPackages) { 3662 PackageParser.Service s = mServices.mServices.get(component); 3663 if (DEBUG_PACKAGE_INFO) Log.v( 3664 TAG, "getServiceInfo " + component + ": " + s); 3665 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3666 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3667 if (ps == null) return null; 3668 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3669 userId); 3670 } 3671 } 3672 return null; 3673 } 3674 3675 @Override 3676 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3677 if (!sUserManager.exists(userId)) return null; 3678 flags = updateFlagsForComponent(flags, userId, component); 3679 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3680 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 3681 synchronized (mPackages) { 3682 PackageParser.Provider p = mProviders.mProviders.get(component); 3683 if (DEBUG_PACKAGE_INFO) Log.v( 3684 TAG, "getProviderInfo " + component + ": " + p); 3685 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3686 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3687 if (ps == null) return null; 3688 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3689 userId); 3690 } 3691 } 3692 return null; 3693 } 3694 3695 @Override 3696 public String[] getSystemSharedLibraryNames() { 3697 Set<String> libSet; 3698 synchronized (mPackages) { 3699 libSet = mSharedLibraries.keySet(); 3700 int size = libSet.size(); 3701 if (size > 0) { 3702 String[] libs = new String[size]; 3703 libSet.toArray(libs); 3704 return libs; 3705 } 3706 } 3707 return null; 3708 } 3709 3710 @Override 3711 public @NonNull String getServicesSystemSharedLibraryPackageName() { 3712 synchronized (mPackages) { 3713 return mServicesSystemSharedLibraryPackageName; 3714 } 3715 } 3716 3717 @Override 3718 public @NonNull String getSharedSystemSharedLibraryPackageName() { 3719 synchronized (mPackages) { 3720 return mSharedSystemSharedLibraryPackageName; 3721 } 3722 } 3723 3724 @Override 3725 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 3726 synchronized (mPackages) { 3727 final ArrayList<FeatureInfo> res = new ArrayList<>(mAvailableFeatures.values()); 3728 3729 final FeatureInfo fi = new FeatureInfo(); 3730 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3731 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3732 res.add(fi); 3733 3734 return new ParceledListSlice<>(res); 3735 } 3736 } 3737 3738 @Override 3739 public boolean hasSystemFeature(String name, int version) { 3740 synchronized (mPackages) { 3741 final FeatureInfo feat = mAvailableFeatures.get(name); 3742 if (feat == null) { 3743 return false; 3744 } else { 3745 return feat.version >= version; 3746 } 3747 } 3748 } 3749 3750 @Override 3751 public int checkPermission(String permName, String pkgName, int userId) { 3752 if (!sUserManager.exists(userId)) { 3753 return PackageManager.PERMISSION_DENIED; 3754 } 3755 3756 synchronized (mPackages) { 3757 final PackageParser.Package p = mPackages.get(pkgName); 3758 if (p != null && p.mExtras != null) { 3759 final PackageSetting ps = (PackageSetting) p.mExtras; 3760 final PermissionsState permissionsState = ps.getPermissionsState(); 3761 if (permissionsState.hasPermission(permName, userId)) { 3762 return PackageManager.PERMISSION_GRANTED; 3763 } 3764 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3765 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3766 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3767 return PackageManager.PERMISSION_GRANTED; 3768 } 3769 } 3770 } 3771 3772 return PackageManager.PERMISSION_DENIED; 3773 } 3774 3775 @Override 3776 public int checkUidPermission(String permName, int uid) { 3777 final int userId = UserHandle.getUserId(uid); 3778 3779 if (!sUserManager.exists(userId)) { 3780 return PackageManager.PERMISSION_DENIED; 3781 } 3782 3783 synchronized (mPackages) { 3784 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3785 if (obj != null) { 3786 final SettingBase ps = (SettingBase) obj; 3787 final PermissionsState permissionsState = ps.getPermissionsState(); 3788 if (permissionsState.hasPermission(permName, userId)) { 3789 return PackageManager.PERMISSION_GRANTED; 3790 } 3791 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3792 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3793 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3794 return PackageManager.PERMISSION_GRANTED; 3795 } 3796 } else { 3797 ArraySet<String> perms = mSystemPermissions.get(uid); 3798 if (perms != null) { 3799 if (perms.contains(permName)) { 3800 return PackageManager.PERMISSION_GRANTED; 3801 } 3802 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3803 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3804 return PackageManager.PERMISSION_GRANTED; 3805 } 3806 } 3807 } 3808 } 3809 3810 return PackageManager.PERMISSION_DENIED; 3811 } 3812 3813 @Override 3814 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3815 if (UserHandle.getCallingUserId() != userId) { 3816 mContext.enforceCallingPermission( 3817 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3818 "isPermissionRevokedByPolicy for user " + userId); 3819 } 3820 3821 if (checkPermission(permission, packageName, userId) 3822 == PackageManager.PERMISSION_GRANTED) { 3823 return false; 3824 } 3825 3826 final long identity = Binder.clearCallingIdentity(); 3827 try { 3828 final int flags = getPermissionFlags(permission, packageName, userId); 3829 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3830 } finally { 3831 Binder.restoreCallingIdentity(identity); 3832 } 3833 } 3834 3835 @Override 3836 public String getPermissionControllerPackageName() { 3837 synchronized (mPackages) { 3838 return mRequiredInstallerPackage; 3839 } 3840 } 3841 3842 /** 3843 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3844 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3845 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3846 * @param message the message to log on security exception 3847 */ 3848 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3849 boolean checkShell, String message) { 3850 if (userId < 0) { 3851 throw new IllegalArgumentException("Invalid userId " + userId); 3852 } 3853 if (checkShell) { 3854 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3855 } 3856 if (userId == UserHandle.getUserId(callingUid)) return; 3857 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3858 if (requireFullPermission) { 3859 mContext.enforceCallingOrSelfPermission( 3860 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3861 } else { 3862 try { 3863 mContext.enforceCallingOrSelfPermission( 3864 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3865 } catch (SecurityException se) { 3866 mContext.enforceCallingOrSelfPermission( 3867 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3868 } 3869 } 3870 } 3871 } 3872 3873 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3874 if (callingUid == Process.SHELL_UID) { 3875 if (userHandle >= 0 3876 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3877 throw new SecurityException("Shell does not have permission to access user " 3878 + userHandle); 3879 } else if (userHandle < 0) { 3880 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3881 + Debug.getCallers(3)); 3882 } 3883 } 3884 } 3885 3886 private BasePermission findPermissionTreeLP(String permName) { 3887 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3888 if (permName.startsWith(bp.name) && 3889 permName.length() > bp.name.length() && 3890 permName.charAt(bp.name.length()) == '.') { 3891 return bp; 3892 } 3893 } 3894 return null; 3895 } 3896 3897 private BasePermission checkPermissionTreeLP(String permName) { 3898 if (permName != null) { 3899 BasePermission bp = findPermissionTreeLP(permName); 3900 if (bp != null) { 3901 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3902 return bp; 3903 } 3904 throw new SecurityException("Calling uid " 3905 + Binder.getCallingUid() 3906 + " is not allowed to add to permission tree " 3907 + bp.name + " owned by uid " + bp.uid); 3908 } 3909 } 3910 throw new SecurityException("No permission tree found for " + permName); 3911 } 3912 3913 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3914 if (s1 == null) { 3915 return s2 == null; 3916 } 3917 if (s2 == null) { 3918 return false; 3919 } 3920 if (s1.getClass() != s2.getClass()) { 3921 return false; 3922 } 3923 return s1.equals(s2); 3924 } 3925 3926 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3927 if (pi1.icon != pi2.icon) return false; 3928 if (pi1.logo != pi2.logo) return false; 3929 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3930 if (!compareStrings(pi1.name, pi2.name)) return false; 3931 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3932 // We'll take care of setting this one. 3933 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3934 // These are not currently stored in settings. 3935 //if (!compareStrings(pi1.group, pi2.group)) return false; 3936 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3937 //if (pi1.labelRes != pi2.labelRes) return false; 3938 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3939 return true; 3940 } 3941 3942 int permissionInfoFootprint(PermissionInfo info) { 3943 int size = info.name.length(); 3944 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3945 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3946 return size; 3947 } 3948 3949 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3950 int size = 0; 3951 for (BasePermission perm : mSettings.mPermissions.values()) { 3952 if (perm.uid == tree.uid) { 3953 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3954 } 3955 } 3956 return size; 3957 } 3958 3959 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3960 // We calculate the max size of permissions defined by this uid and throw 3961 // if that plus the size of 'info' would exceed our stated maximum. 3962 if (tree.uid != Process.SYSTEM_UID) { 3963 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3964 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3965 throw new SecurityException("Permission tree size cap exceeded"); 3966 } 3967 } 3968 } 3969 3970 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3971 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3972 throw new SecurityException("Label must be specified in permission"); 3973 } 3974 BasePermission tree = checkPermissionTreeLP(info.name); 3975 BasePermission bp = mSettings.mPermissions.get(info.name); 3976 boolean added = bp == null; 3977 boolean changed = true; 3978 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3979 if (added) { 3980 enforcePermissionCapLocked(info, tree); 3981 bp = new BasePermission(info.name, tree.sourcePackage, 3982 BasePermission.TYPE_DYNAMIC); 3983 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3984 throw new SecurityException( 3985 "Not allowed to modify non-dynamic permission " 3986 + info.name); 3987 } else { 3988 if (bp.protectionLevel == fixedLevel 3989 && bp.perm.owner.equals(tree.perm.owner) 3990 && bp.uid == tree.uid 3991 && comparePermissionInfos(bp.perm.info, info)) { 3992 changed = false; 3993 } 3994 } 3995 bp.protectionLevel = fixedLevel; 3996 info = new PermissionInfo(info); 3997 info.protectionLevel = fixedLevel; 3998 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3999 bp.perm.info.packageName = tree.perm.info.packageName; 4000 bp.uid = tree.uid; 4001 if (added) { 4002 mSettings.mPermissions.put(info.name, bp); 4003 } 4004 if (changed) { 4005 if (!async) { 4006 mSettings.writeLPr(); 4007 } else { 4008 scheduleWriteSettingsLocked(); 4009 } 4010 } 4011 return added; 4012 } 4013 4014 @Override 4015 public boolean addPermission(PermissionInfo info) { 4016 synchronized (mPackages) { 4017 return addPermissionLocked(info, false); 4018 } 4019 } 4020 4021 @Override 4022 public boolean addPermissionAsync(PermissionInfo info) { 4023 synchronized (mPackages) { 4024 return addPermissionLocked(info, true); 4025 } 4026 } 4027 4028 @Override 4029 public void removePermission(String name) { 4030 synchronized (mPackages) { 4031 checkPermissionTreeLP(name); 4032 BasePermission bp = mSettings.mPermissions.get(name); 4033 if (bp != null) { 4034 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4035 throw new SecurityException( 4036 "Not allowed to modify non-dynamic permission " 4037 + name); 4038 } 4039 mSettings.mPermissions.remove(name); 4040 mSettings.writeLPr(); 4041 } 4042 } 4043 } 4044 4045 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4046 BasePermission bp) { 4047 int index = pkg.requestedPermissions.indexOf(bp.name); 4048 if (index == -1) { 4049 throw new SecurityException("Package " + pkg.packageName 4050 + " has not requested permission " + bp.name); 4051 } 4052 if (!bp.isRuntime() && !bp.isDevelopment()) { 4053 throw new SecurityException("Permission " + bp.name 4054 + " is not a changeable permission type"); 4055 } 4056 } 4057 4058 @Override 4059 public void grantRuntimePermission(String packageName, String name, final int userId) { 4060 if (!sUserManager.exists(userId)) { 4061 Log.e(TAG, "No such user:" + userId); 4062 return; 4063 } 4064 4065 mContext.enforceCallingOrSelfPermission( 4066 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4067 "grantRuntimePermission"); 4068 4069 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4070 true /* requireFullPermission */, true /* checkShell */, 4071 "grantRuntimePermission"); 4072 4073 final int uid; 4074 final SettingBase sb; 4075 4076 synchronized (mPackages) { 4077 final PackageParser.Package pkg = mPackages.get(packageName); 4078 if (pkg == null) { 4079 throw new IllegalArgumentException("Unknown package: " + packageName); 4080 } 4081 4082 final BasePermission bp = mSettings.mPermissions.get(name); 4083 if (bp == null) { 4084 throw new IllegalArgumentException("Unknown permission: " + name); 4085 } 4086 4087 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4088 4089 // If a permission review is required for legacy apps we represent 4090 // their permissions as always granted runtime ones since we need 4091 // to keep the review required permission flag per user while an 4092 // install permission's state is shared across all users. 4093 if ((mPermissionReviewRequired || Build.PERMISSIONS_REVIEW_REQUIRED) 4094 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4095 && bp.isRuntime()) { 4096 return; 4097 } 4098 4099 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4100 sb = (SettingBase) pkg.mExtras; 4101 if (sb == null) { 4102 throw new IllegalArgumentException("Unknown package: " + packageName); 4103 } 4104 4105 final PermissionsState permissionsState = sb.getPermissionsState(); 4106 4107 final int flags = permissionsState.getPermissionFlags(name, userId); 4108 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4109 throw new SecurityException("Cannot grant system fixed permission " 4110 + name + " for package " + packageName); 4111 } 4112 4113 if (bp.isDevelopment()) { 4114 // Development permissions must be handled specially, since they are not 4115 // normal runtime permissions. For now they apply to all users. 4116 if (permissionsState.grantInstallPermission(bp) != 4117 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4118 scheduleWriteSettingsLocked(); 4119 } 4120 return; 4121 } 4122 4123 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4124 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4125 return; 4126 } 4127 4128 final int result = permissionsState.grantRuntimePermission(bp, userId); 4129 switch (result) { 4130 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4131 return; 4132 } 4133 4134 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4135 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4136 mHandler.post(new Runnable() { 4137 @Override 4138 public void run() { 4139 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4140 } 4141 }); 4142 } 4143 break; 4144 } 4145 4146 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4147 4148 // Not critical if that is lost - app has to request again. 4149 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4150 } 4151 4152 // Only need to do this if user is initialized. Otherwise it's a new user 4153 // and there are no processes running as the user yet and there's no need 4154 // to make an expensive call to remount processes for the changed permissions. 4155 if (READ_EXTERNAL_STORAGE.equals(name) 4156 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4157 final long token = Binder.clearCallingIdentity(); 4158 try { 4159 if (sUserManager.isInitialized(userId)) { 4160 MountServiceInternal mountServiceInternal = LocalServices.getService( 4161 MountServiceInternal.class); 4162 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 4163 } 4164 } finally { 4165 Binder.restoreCallingIdentity(token); 4166 } 4167 } 4168 } 4169 4170 @Override 4171 public void revokeRuntimePermission(String packageName, String name, int userId) { 4172 if (!sUserManager.exists(userId)) { 4173 Log.e(TAG, "No such user:" + userId); 4174 return; 4175 } 4176 4177 mContext.enforceCallingOrSelfPermission( 4178 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4179 "revokeRuntimePermission"); 4180 4181 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4182 true /* requireFullPermission */, true /* checkShell */, 4183 "revokeRuntimePermission"); 4184 4185 final int appId; 4186 4187 synchronized (mPackages) { 4188 final PackageParser.Package pkg = mPackages.get(packageName); 4189 if (pkg == null) { 4190 throw new IllegalArgumentException("Unknown package: " + packageName); 4191 } 4192 4193 final BasePermission bp = mSettings.mPermissions.get(name); 4194 if (bp == null) { 4195 throw new IllegalArgumentException("Unknown permission: " + name); 4196 } 4197 4198 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4199 4200 // If a permission review is required for legacy apps we represent 4201 // their permissions as always granted runtime ones since we need 4202 // to keep the review required permission flag per user while an 4203 // install permission's state is shared across all users. 4204 if ((mPermissionReviewRequired || Build.PERMISSIONS_REVIEW_REQUIRED) 4205 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4206 && bp.isRuntime()) { 4207 return; 4208 } 4209 4210 SettingBase sb = (SettingBase) pkg.mExtras; 4211 if (sb == null) { 4212 throw new IllegalArgumentException("Unknown package: " + packageName); 4213 } 4214 4215 final PermissionsState permissionsState = sb.getPermissionsState(); 4216 4217 final int flags = permissionsState.getPermissionFlags(name, userId); 4218 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4219 throw new SecurityException("Cannot revoke system fixed permission " 4220 + name + " for package " + packageName); 4221 } 4222 4223 if (bp.isDevelopment()) { 4224 // Development permissions must be handled specially, since they are not 4225 // normal runtime permissions. For now they apply to all users. 4226 if (permissionsState.revokeInstallPermission(bp) != 4227 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4228 scheduleWriteSettingsLocked(); 4229 } 4230 return; 4231 } 4232 4233 if (permissionsState.revokeRuntimePermission(bp, userId) == 4234 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4235 return; 4236 } 4237 4238 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4239 4240 // Critical, after this call app should never have the permission. 4241 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4242 4243 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4244 } 4245 4246 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4247 } 4248 4249 @Override 4250 public void resetRuntimePermissions() { 4251 mContext.enforceCallingOrSelfPermission( 4252 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4253 "revokeRuntimePermission"); 4254 4255 int callingUid = Binder.getCallingUid(); 4256 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4257 mContext.enforceCallingOrSelfPermission( 4258 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4259 "resetRuntimePermissions"); 4260 } 4261 4262 synchronized (mPackages) { 4263 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4264 for (int userId : UserManagerService.getInstance().getUserIds()) { 4265 final int packageCount = mPackages.size(); 4266 for (int i = 0; i < packageCount; i++) { 4267 PackageParser.Package pkg = mPackages.valueAt(i); 4268 if (!(pkg.mExtras instanceof PackageSetting)) { 4269 continue; 4270 } 4271 PackageSetting ps = (PackageSetting) pkg.mExtras; 4272 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4273 } 4274 } 4275 } 4276 } 4277 4278 @Override 4279 public int getPermissionFlags(String name, String packageName, int userId) { 4280 if (!sUserManager.exists(userId)) { 4281 return 0; 4282 } 4283 4284 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4285 4286 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4287 true /* requireFullPermission */, false /* checkShell */, 4288 "getPermissionFlags"); 4289 4290 synchronized (mPackages) { 4291 final PackageParser.Package pkg = mPackages.get(packageName); 4292 if (pkg == null) { 4293 return 0; 4294 } 4295 4296 final BasePermission bp = mSettings.mPermissions.get(name); 4297 if (bp == null) { 4298 return 0; 4299 } 4300 4301 SettingBase sb = (SettingBase) pkg.mExtras; 4302 if (sb == null) { 4303 return 0; 4304 } 4305 4306 PermissionsState permissionsState = sb.getPermissionsState(); 4307 return permissionsState.getPermissionFlags(name, userId); 4308 } 4309 } 4310 4311 @Override 4312 public void updatePermissionFlags(String name, String packageName, int flagMask, 4313 int flagValues, int userId) { 4314 if (!sUserManager.exists(userId)) { 4315 return; 4316 } 4317 4318 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4319 4320 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4321 true /* requireFullPermission */, true /* checkShell */, 4322 "updatePermissionFlags"); 4323 4324 // Only the system can change these flags and nothing else. 4325 if (getCallingUid() != Process.SYSTEM_UID) { 4326 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4327 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4328 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4329 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4330 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4331 } 4332 4333 synchronized (mPackages) { 4334 final PackageParser.Package pkg = mPackages.get(packageName); 4335 if (pkg == null) { 4336 throw new IllegalArgumentException("Unknown package: " + packageName); 4337 } 4338 4339 final BasePermission bp = mSettings.mPermissions.get(name); 4340 if (bp == null) { 4341 throw new IllegalArgumentException("Unknown permission: " + name); 4342 } 4343 4344 SettingBase sb = (SettingBase) pkg.mExtras; 4345 if (sb == null) { 4346 throw new IllegalArgumentException("Unknown package: " + packageName); 4347 } 4348 4349 PermissionsState permissionsState = sb.getPermissionsState(); 4350 4351 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4352 4353 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4354 // Install and runtime permissions are stored in different places, 4355 // so figure out what permission changed and persist the change. 4356 if (permissionsState.getInstallPermissionState(name) != null) { 4357 scheduleWriteSettingsLocked(); 4358 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4359 || hadState) { 4360 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4361 } 4362 } 4363 } 4364 } 4365 4366 /** 4367 * Update the permission flags for all packages and runtime permissions of a user in order 4368 * to allow device or profile owner to remove POLICY_FIXED. 4369 */ 4370 @Override 4371 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4372 if (!sUserManager.exists(userId)) { 4373 return; 4374 } 4375 4376 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4377 4378 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4379 true /* requireFullPermission */, true /* checkShell */, 4380 "updatePermissionFlagsForAllApps"); 4381 4382 // Only the system can change system fixed flags. 4383 if (getCallingUid() != Process.SYSTEM_UID) { 4384 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4385 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4386 } 4387 4388 synchronized (mPackages) { 4389 boolean changed = false; 4390 final int packageCount = mPackages.size(); 4391 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4392 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4393 SettingBase sb = (SettingBase) pkg.mExtras; 4394 if (sb == null) { 4395 continue; 4396 } 4397 PermissionsState permissionsState = sb.getPermissionsState(); 4398 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4399 userId, flagMask, flagValues); 4400 } 4401 if (changed) { 4402 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4403 } 4404 } 4405 } 4406 4407 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4408 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4409 != PackageManager.PERMISSION_GRANTED 4410 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4411 != PackageManager.PERMISSION_GRANTED) { 4412 throw new SecurityException(message + " requires " 4413 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4414 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4415 } 4416 } 4417 4418 @Override 4419 public boolean shouldShowRequestPermissionRationale(String permissionName, 4420 String packageName, int userId) { 4421 if (UserHandle.getCallingUserId() != userId) { 4422 mContext.enforceCallingPermission( 4423 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4424 "canShowRequestPermissionRationale for user " + userId); 4425 } 4426 4427 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4428 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4429 return false; 4430 } 4431 4432 if (checkPermission(permissionName, packageName, userId) 4433 == PackageManager.PERMISSION_GRANTED) { 4434 return false; 4435 } 4436 4437 final int flags; 4438 4439 final long identity = Binder.clearCallingIdentity(); 4440 try { 4441 flags = getPermissionFlags(permissionName, 4442 packageName, userId); 4443 } finally { 4444 Binder.restoreCallingIdentity(identity); 4445 } 4446 4447 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4448 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4449 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4450 4451 if ((flags & fixedFlags) != 0) { 4452 return false; 4453 } 4454 4455 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4456 } 4457 4458 @Override 4459 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4460 mContext.enforceCallingOrSelfPermission( 4461 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4462 "addOnPermissionsChangeListener"); 4463 4464 synchronized (mPackages) { 4465 mOnPermissionChangeListeners.addListenerLocked(listener); 4466 } 4467 } 4468 4469 @Override 4470 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4471 synchronized (mPackages) { 4472 mOnPermissionChangeListeners.removeListenerLocked(listener); 4473 } 4474 } 4475 4476 @Override 4477 public boolean isProtectedBroadcast(String actionName) { 4478 synchronized (mPackages) { 4479 if (mProtectedBroadcasts.contains(actionName)) { 4480 return true; 4481 } else if (actionName != null) { 4482 // TODO: remove these terrible hacks 4483 if (actionName.startsWith("android.net.netmon.lingerExpired") 4484 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 4485 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 4486 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 4487 return true; 4488 } 4489 } 4490 } 4491 return false; 4492 } 4493 4494 @Override 4495 public int checkSignatures(String pkg1, String pkg2) { 4496 synchronized (mPackages) { 4497 final PackageParser.Package p1 = mPackages.get(pkg1); 4498 final PackageParser.Package p2 = mPackages.get(pkg2); 4499 if (p1 == null || p1.mExtras == null 4500 || p2 == null || p2.mExtras == null) { 4501 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4502 } 4503 return compareSignatures(p1.mSignatures, p2.mSignatures); 4504 } 4505 } 4506 4507 @Override 4508 public int checkUidSignatures(int uid1, int uid2) { 4509 // Map to base uids. 4510 uid1 = UserHandle.getAppId(uid1); 4511 uid2 = UserHandle.getAppId(uid2); 4512 // reader 4513 synchronized (mPackages) { 4514 Signature[] s1; 4515 Signature[] s2; 4516 Object obj = mSettings.getUserIdLPr(uid1); 4517 if (obj != null) { 4518 if (obj instanceof SharedUserSetting) { 4519 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4520 } else if (obj instanceof PackageSetting) { 4521 s1 = ((PackageSetting)obj).signatures.mSignatures; 4522 } else { 4523 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4524 } 4525 } else { 4526 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4527 } 4528 obj = mSettings.getUserIdLPr(uid2); 4529 if (obj != null) { 4530 if (obj instanceof SharedUserSetting) { 4531 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4532 } else if (obj instanceof PackageSetting) { 4533 s2 = ((PackageSetting)obj).signatures.mSignatures; 4534 } else { 4535 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4536 } 4537 } else { 4538 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4539 } 4540 return compareSignatures(s1, s2); 4541 } 4542 } 4543 4544 /** 4545 * This method should typically only be used when granting or revoking 4546 * permissions, since the app may immediately restart after this call. 4547 * <p> 4548 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 4549 * guard your work against the app being relaunched. 4550 */ 4551 private void killUid(int appId, int userId, String reason) { 4552 final long identity = Binder.clearCallingIdentity(); 4553 try { 4554 IActivityManager am = ActivityManagerNative.getDefault(); 4555 if (am != null) { 4556 try { 4557 am.killUid(appId, userId, reason); 4558 } catch (RemoteException e) { 4559 /* ignore - same process */ 4560 } 4561 } 4562 } finally { 4563 Binder.restoreCallingIdentity(identity); 4564 } 4565 } 4566 4567 /** 4568 * Compares two sets of signatures. Returns: 4569 * <br /> 4570 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4571 * <br /> 4572 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4573 * <br /> 4574 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4575 * <br /> 4576 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4577 * <br /> 4578 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4579 */ 4580 static int compareSignatures(Signature[] s1, Signature[] s2) { 4581 if (s1 == null) { 4582 return s2 == null 4583 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4584 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4585 } 4586 4587 if (s2 == null) { 4588 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4589 } 4590 4591 if (s1.length != s2.length) { 4592 return PackageManager.SIGNATURE_NO_MATCH; 4593 } 4594 4595 // Since both signature sets are of size 1, we can compare without HashSets. 4596 if (s1.length == 1) { 4597 return s1[0].equals(s2[0]) ? 4598 PackageManager.SIGNATURE_MATCH : 4599 PackageManager.SIGNATURE_NO_MATCH; 4600 } 4601 4602 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4603 for (Signature sig : s1) { 4604 set1.add(sig); 4605 } 4606 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4607 for (Signature sig : s2) { 4608 set2.add(sig); 4609 } 4610 // Make sure s2 contains all signatures in s1. 4611 if (set1.equals(set2)) { 4612 return PackageManager.SIGNATURE_MATCH; 4613 } 4614 return PackageManager.SIGNATURE_NO_MATCH; 4615 } 4616 4617 /** 4618 * If the database version for this type of package (internal storage or 4619 * external storage) is less than the version where package signatures 4620 * were updated, return true. 4621 */ 4622 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4623 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4624 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4625 } 4626 4627 /** 4628 * Used for backward compatibility to make sure any packages with 4629 * certificate chains get upgraded to the new style. {@code existingSigs} 4630 * will be in the old format (since they were stored on disk from before the 4631 * system upgrade) and {@code scannedSigs} will be in the newer format. 4632 */ 4633 private int compareSignaturesCompat(PackageSignatures existingSigs, 4634 PackageParser.Package scannedPkg) { 4635 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4636 return PackageManager.SIGNATURE_NO_MATCH; 4637 } 4638 4639 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4640 for (Signature sig : existingSigs.mSignatures) { 4641 existingSet.add(sig); 4642 } 4643 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4644 for (Signature sig : scannedPkg.mSignatures) { 4645 try { 4646 Signature[] chainSignatures = sig.getChainSignatures(); 4647 for (Signature chainSig : chainSignatures) { 4648 scannedCompatSet.add(chainSig); 4649 } 4650 } catch (CertificateEncodingException e) { 4651 scannedCompatSet.add(sig); 4652 } 4653 } 4654 /* 4655 * Make sure the expanded scanned set contains all signatures in the 4656 * existing one. 4657 */ 4658 if (scannedCompatSet.equals(existingSet)) { 4659 // Migrate the old signatures to the new scheme. 4660 existingSigs.assignSignatures(scannedPkg.mSignatures); 4661 // The new KeySets will be re-added later in the scanning process. 4662 synchronized (mPackages) { 4663 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4664 } 4665 return PackageManager.SIGNATURE_MATCH; 4666 } 4667 return PackageManager.SIGNATURE_NO_MATCH; 4668 } 4669 4670 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4671 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4672 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4673 } 4674 4675 private int compareSignaturesRecover(PackageSignatures existingSigs, 4676 PackageParser.Package scannedPkg) { 4677 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4678 return PackageManager.SIGNATURE_NO_MATCH; 4679 } 4680 4681 String msg = null; 4682 try { 4683 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4684 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4685 + scannedPkg.packageName); 4686 return PackageManager.SIGNATURE_MATCH; 4687 } 4688 } catch (CertificateException e) { 4689 msg = e.getMessage(); 4690 } 4691 4692 logCriticalInfo(Log.INFO, 4693 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4694 return PackageManager.SIGNATURE_NO_MATCH; 4695 } 4696 4697 @Override 4698 public List<String> getAllPackages() { 4699 synchronized (mPackages) { 4700 return new ArrayList<String>(mPackages.keySet()); 4701 } 4702 } 4703 4704 @Override 4705 public String[] getPackagesForUid(int uid) { 4706 final int userId = UserHandle.getUserId(uid); 4707 uid = UserHandle.getAppId(uid); 4708 // reader 4709 synchronized (mPackages) { 4710 Object obj = mSettings.getUserIdLPr(uid); 4711 if (obj instanceof SharedUserSetting) { 4712 final SharedUserSetting sus = (SharedUserSetting) obj; 4713 final int N = sus.packages.size(); 4714 String[] res = new String[N]; 4715 final Iterator<PackageSetting> it = sus.packages.iterator(); 4716 int i = 0; 4717 while (it.hasNext()) { 4718 PackageSetting ps = it.next(); 4719 if (ps.getInstalled(userId)) { 4720 res[i++] = ps.name; 4721 } else { 4722 res = ArrayUtils.removeElement(String.class, res, res[i]); 4723 } 4724 } 4725 return res; 4726 } else if (obj instanceof PackageSetting) { 4727 final PackageSetting ps = (PackageSetting) obj; 4728 return new String[] { ps.name }; 4729 } 4730 } 4731 return null; 4732 } 4733 4734 @Override 4735 public String getNameForUid(int uid) { 4736 // reader 4737 synchronized (mPackages) { 4738 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4739 if (obj instanceof SharedUserSetting) { 4740 final SharedUserSetting sus = (SharedUserSetting) obj; 4741 return sus.name + ":" + sus.userId; 4742 } else if (obj instanceof PackageSetting) { 4743 final PackageSetting ps = (PackageSetting) obj; 4744 return ps.name; 4745 } 4746 } 4747 return null; 4748 } 4749 4750 @Override 4751 public int getUidForSharedUser(String sharedUserName) { 4752 if(sharedUserName == null) { 4753 return -1; 4754 } 4755 // reader 4756 synchronized (mPackages) { 4757 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4758 if (suid == null) { 4759 return -1; 4760 } 4761 return suid.userId; 4762 } 4763 } 4764 4765 @Override 4766 public int getFlagsForUid(int uid) { 4767 synchronized (mPackages) { 4768 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4769 if (obj instanceof SharedUserSetting) { 4770 final SharedUserSetting sus = (SharedUserSetting) obj; 4771 return sus.pkgFlags; 4772 } else if (obj instanceof PackageSetting) { 4773 final PackageSetting ps = (PackageSetting) obj; 4774 return ps.pkgFlags; 4775 } 4776 } 4777 return 0; 4778 } 4779 4780 @Override 4781 public int getPrivateFlagsForUid(int uid) { 4782 synchronized (mPackages) { 4783 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4784 if (obj instanceof SharedUserSetting) { 4785 final SharedUserSetting sus = (SharedUserSetting) obj; 4786 return sus.pkgPrivateFlags; 4787 } else if (obj instanceof PackageSetting) { 4788 final PackageSetting ps = (PackageSetting) obj; 4789 return ps.pkgPrivateFlags; 4790 } 4791 } 4792 return 0; 4793 } 4794 4795 @Override 4796 public boolean isUidPrivileged(int uid) { 4797 uid = UserHandle.getAppId(uid); 4798 // reader 4799 synchronized (mPackages) { 4800 Object obj = mSettings.getUserIdLPr(uid); 4801 if (obj instanceof SharedUserSetting) { 4802 final SharedUserSetting sus = (SharedUserSetting) obj; 4803 final Iterator<PackageSetting> it = sus.packages.iterator(); 4804 while (it.hasNext()) { 4805 if (it.next().isPrivileged()) { 4806 return true; 4807 } 4808 } 4809 } else if (obj instanceof PackageSetting) { 4810 final PackageSetting ps = (PackageSetting) obj; 4811 return ps.isPrivileged(); 4812 } 4813 } 4814 return false; 4815 } 4816 4817 @Override 4818 public String[] getAppOpPermissionPackages(String permissionName) { 4819 synchronized (mPackages) { 4820 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4821 if (pkgs == null) { 4822 return null; 4823 } 4824 return pkgs.toArray(new String[pkgs.size()]); 4825 } 4826 } 4827 4828 @Override 4829 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4830 int flags, int userId) { 4831 try { 4832 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 4833 4834 if (!sUserManager.exists(userId)) return null; 4835 flags = updateFlagsForResolve(flags, userId, intent); 4836 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4837 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 4838 4839 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 4840 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 4841 flags, userId); 4842 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4843 4844 final ResolveInfo bestChoice = 4845 chooseBestActivity(intent, resolvedType, flags, query, userId); 4846 return bestChoice; 4847 } finally { 4848 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4849 } 4850 } 4851 4852 @Override 4853 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4854 IntentFilter filter, int match, ComponentName activity) { 4855 final int userId = UserHandle.getCallingUserId(); 4856 if (DEBUG_PREFERRED) { 4857 Log.v(TAG, "setLastChosenActivity intent=" + intent 4858 + " resolvedType=" + resolvedType 4859 + " flags=" + flags 4860 + " filter=" + filter 4861 + " match=" + match 4862 + " activity=" + activity); 4863 filter.dump(new PrintStreamPrinter(System.out), " "); 4864 } 4865 intent.setComponent(null); 4866 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4867 userId); 4868 // Find any earlier preferred or last chosen entries and nuke them 4869 findPreferredActivity(intent, resolvedType, 4870 flags, query, 0, false, true, false, userId); 4871 // Add the new activity as the last chosen for this filter 4872 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4873 "Setting last chosen"); 4874 } 4875 4876 @Override 4877 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4878 final int userId = UserHandle.getCallingUserId(); 4879 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4880 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4881 userId); 4882 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4883 false, false, false, userId); 4884 } 4885 4886 private boolean isEphemeralDisabled() { 4887 // ephemeral apps have been disabled across the board 4888 if (DISABLE_EPHEMERAL_APPS) { 4889 return true; 4890 } 4891 // system isn't up yet; can't read settings, so, assume no ephemeral apps 4892 if (!mSystemReady) { 4893 return true; 4894 } 4895 // we can't get a content resolver until the system is ready; these checks must happen last 4896 final ContentResolver resolver = mContext.getContentResolver(); 4897 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 4898 return true; 4899 } 4900 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 4901 } 4902 4903 private boolean isEphemeralAllowed( 4904 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 4905 boolean skipPackageCheck) { 4906 // Short circuit and return early if possible. 4907 if (isEphemeralDisabled()) { 4908 return false; 4909 } 4910 final int callingUser = UserHandle.getCallingUserId(); 4911 if (callingUser != UserHandle.USER_SYSTEM) { 4912 return false; 4913 } 4914 if (mEphemeralResolverConnection == null) { 4915 return false; 4916 } 4917 if (intent.getComponent() != null) { 4918 return false; 4919 } 4920 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 4921 return false; 4922 } 4923 if (!skipPackageCheck && intent.getPackage() != null) { 4924 return false; 4925 } 4926 final boolean isWebUri = hasWebURI(intent); 4927 if (!isWebUri || intent.getData().getHost() == null) { 4928 return false; 4929 } 4930 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4931 synchronized (mPackages) { 4932 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 4933 for (int n = 0; n < count; n++) { 4934 ResolveInfo info = resolvedActivities.get(n); 4935 String packageName = info.activityInfo.packageName; 4936 PackageSetting ps = mSettings.mPackages.get(packageName); 4937 if (ps != null) { 4938 // Try to get the status from User settings first 4939 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4940 int status = (int) (packedStatus >> 32); 4941 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4942 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4943 if (DEBUG_EPHEMERAL) { 4944 Slog.v(TAG, "DENY ephemeral apps;" 4945 + " pkg: " + packageName + ", status: " + status); 4946 } 4947 return false; 4948 } 4949 } 4950 } 4951 } 4952 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4953 return true; 4954 } 4955 4956 private static EphemeralResolveInfo getEphemeralResolveInfo( 4957 Context context, EphemeralResolverConnection resolverConnection, Intent intent, 4958 String resolvedType, int userId, String packageName) { 4959 final int ephemeralPrefixMask = Global.getInt(context.getContentResolver(), 4960 Global.EPHEMERAL_HASH_PREFIX_MASK, DEFAULT_EPHEMERAL_HASH_PREFIX_MASK); 4961 final int ephemeralPrefixCount = Global.getInt(context.getContentResolver(), 4962 Global.EPHEMERAL_HASH_PREFIX_COUNT, DEFAULT_EPHEMERAL_HASH_PREFIX_COUNT); 4963 final EphemeralDigest digest = new EphemeralDigest(intent.getData(), ephemeralPrefixMask, 4964 ephemeralPrefixCount); 4965 final int[] shaPrefix = digest.getDigestPrefix(); 4966 final byte[][] digestBytes = digest.getDigestBytes(); 4967 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4968 resolverConnection.getEphemeralResolveInfoList(shaPrefix, ephemeralPrefixMask); 4969 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4970 // No hash prefix match; there are no ephemeral apps for this domain. 4971 return null; 4972 } 4973 4974 // Go in reverse order so we match the narrowest scope first. 4975 for (int i = shaPrefix.length - 1; i >= 0 ; --i) { 4976 for (EphemeralResolveInfo ephemeralApplication : ephemeralResolveInfoList) { 4977 if (!Arrays.equals(digestBytes[i], ephemeralApplication.getDigestBytes())) { 4978 continue; 4979 } 4980 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4981 // No filters; this should never happen. 4982 if (filters.isEmpty()) { 4983 continue; 4984 } 4985 if (packageName != null 4986 && !packageName.equals(ephemeralApplication.getPackageName())) { 4987 continue; 4988 } 4989 // We have a domain match; resolve the filters to see if anything matches. 4990 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4991 for (int j = filters.size() - 1; j >= 0; --j) { 4992 final EphemeralResolveIntentInfo intentInfo = 4993 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4994 ephemeralResolver.addFilter(intentInfo); 4995 } 4996 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4997 intent, resolvedType, false /*defaultOnly*/, userId); 4998 if (!matchedResolveInfoList.isEmpty()) { 4999 return matchedResolveInfoList.get(0); 5000 } 5001 } 5002 } 5003 // Hash or filter mis-match; no ephemeral apps for this domain. 5004 return null; 5005 } 5006 5007 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5008 int flags, List<ResolveInfo> query, int userId) { 5009 if (query != null) { 5010 final int N = query.size(); 5011 if (N == 1) { 5012 return query.get(0); 5013 } else if (N > 1) { 5014 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5015 // If there is more than one activity with the same priority, 5016 // then let the user decide between them. 5017 ResolveInfo r0 = query.get(0); 5018 ResolveInfo r1 = query.get(1); 5019 if (DEBUG_INTENT_MATCHING || debug) { 5020 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5021 + r1.activityInfo.name + "=" + r1.priority); 5022 } 5023 // If the first activity has a higher priority, or a different 5024 // default, then it is always desirable to pick it. 5025 if (r0.priority != r1.priority 5026 || r0.preferredOrder != r1.preferredOrder 5027 || r0.isDefault != r1.isDefault) { 5028 return query.get(0); 5029 } 5030 // If we have saved a preference for a preferred activity for 5031 // this Intent, use that. 5032 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5033 flags, query, r0.priority, true, false, debug, userId); 5034 if (ri != null) { 5035 return ri; 5036 } 5037 ri = new ResolveInfo(mResolveInfo); 5038 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5039 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5040 // If all of the options come from the same package, show the application's 5041 // label and icon instead of the generic resolver's. 5042 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5043 // and then throw away the ResolveInfo itself, meaning that the caller loses 5044 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5045 // a fallback for this case; we only set the target package's resources on 5046 // the ResolveInfo, not the ActivityInfo. 5047 final String intentPackage = intent.getPackage(); 5048 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5049 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5050 ri.resolvePackageName = intentPackage; 5051 if (userNeedsBadging(userId)) { 5052 ri.noResourceId = true; 5053 } else { 5054 ri.icon = appi.icon; 5055 } 5056 ri.iconResourceId = appi.icon; 5057 ri.labelRes = appi.labelRes; 5058 } 5059 ri.activityInfo.applicationInfo = new ApplicationInfo( 5060 ri.activityInfo.applicationInfo); 5061 if (userId != 0) { 5062 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5063 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5064 } 5065 // Make sure that the resolver is displayable in car mode 5066 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5067 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5068 return ri; 5069 } 5070 } 5071 return null; 5072 } 5073 5074 /** 5075 * Return true if the given list is not empty and all of its contents have 5076 * an activityInfo with the given package name. 5077 */ 5078 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5079 if (ArrayUtils.isEmpty(list)) { 5080 return false; 5081 } 5082 for (int i = 0, N = list.size(); i < N; i++) { 5083 final ResolveInfo ri = list.get(i); 5084 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5085 if (ai == null || !packageName.equals(ai.packageName)) { 5086 return false; 5087 } 5088 } 5089 return true; 5090 } 5091 5092 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5093 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5094 final int N = query.size(); 5095 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5096 .get(userId); 5097 // Get the list of persistent preferred activities that handle the intent 5098 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5099 List<PersistentPreferredActivity> pprefs = ppir != null 5100 ? ppir.queryIntent(intent, resolvedType, 5101 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5102 : null; 5103 if (pprefs != null && pprefs.size() > 0) { 5104 final int M = pprefs.size(); 5105 for (int i=0; i<M; i++) { 5106 final PersistentPreferredActivity ppa = pprefs.get(i); 5107 if (DEBUG_PREFERRED || debug) { 5108 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5109 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5110 + "\n component=" + ppa.mComponent); 5111 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5112 } 5113 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5114 flags | MATCH_DISABLED_COMPONENTS, userId); 5115 if (DEBUG_PREFERRED || debug) { 5116 Slog.v(TAG, "Found persistent preferred activity:"); 5117 if (ai != null) { 5118 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5119 } else { 5120 Slog.v(TAG, " null"); 5121 } 5122 } 5123 if (ai == null) { 5124 // This previously registered persistent preferred activity 5125 // component is no longer known. Ignore it and do NOT remove it. 5126 continue; 5127 } 5128 for (int j=0; j<N; j++) { 5129 final ResolveInfo ri = query.get(j); 5130 if (!ri.activityInfo.applicationInfo.packageName 5131 .equals(ai.applicationInfo.packageName)) { 5132 continue; 5133 } 5134 if (!ri.activityInfo.name.equals(ai.name)) { 5135 continue; 5136 } 5137 // Found a persistent preference that can handle the intent. 5138 if (DEBUG_PREFERRED || debug) { 5139 Slog.v(TAG, "Returning persistent preferred activity: " + 5140 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5141 } 5142 return ri; 5143 } 5144 } 5145 } 5146 return null; 5147 } 5148 5149 // TODO: handle preferred activities missing while user has amnesia 5150 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5151 List<ResolveInfo> query, int priority, boolean always, 5152 boolean removeMatches, boolean debug, int userId) { 5153 if (!sUserManager.exists(userId)) return null; 5154 flags = updateFlagsForResolve(flags, userId, intent); 5155 // writer 5156 synchronized (mPackages) { 5157 if (intent.getSelector() != null) { 5158 intent = intent.getSelector(); 5159 } 5160 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 5161 5162 // Try to find a matching persistent preferred activity. 5163 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5164 debug, userId); 5165 5166 // If a persistent preferred activity matched, use it. 5167 if (pri != null) { 5168 return pri; 5169 } 5170 5171 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5172 // Get the list of preferred activities that handle the intent 5173 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5174 List<PreferredActivity> prefs = pir != null 5175 ? pir.queryIntent(intent, resolvedType, 5176 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5177 : null; 5178 if (prefs != null && prefs.size() > 0) { 5179 boolean changed = false; 5180 try { 5181 // First figure out how good the original match set is. 5182 // We will only allow preferred activities that came 5183 // from the same match quality. 5184 int match = 0; 5185 5186 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5187 5188 final int N = query.size(); 5189 for (int j=0; j<N; j++) { 5190 final ResolveInfo ri = query.get(j); 5191 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5192 + ": 0x" + Integer.toHexString(match)); 5193 if (ri.match > match) { 5194 match = ri.match; 5195 } 5196 } 5197 5198 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5199 + Integer.toHexString(match)); 5200 5201 match &= IntentFilter.MATCH_CATEGORY_MASK; 5202 final int M = prefs.size(); 5203 for (int i=0; i<M; i++) { 5204 final PreferredActivity pa = prefs.get(i); 5205 if (DEBUG_PREFERRED || debug) { 5206 Slog.v(TAG, "Checking PreferredActivity ds=" 5207 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5208 + "\n component=" + pa.mPref.mComponent); 5209 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5210 } 5211 if (pa.mPref.mMatch != match) { 5212 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5213 + Integer.toHexString(pa.mPref.mMatch)); 5214 continue; 5215 } 5216 // If it's not an "always" type preferred activity and that's what we're 5217 // looking for, skip it. 5218 if (always && !pa.mPref.mAlways) { 5219 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5220 continue; 5221 } 5222 final ActivityInfo ai = getActivityInfo( 5223 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5224 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5225 userId); 5226 if (DEBUG_PREFERRED || debug) { 5227 Slog.v(TAG, "Found preferred activity:"); 5228 if (ai != null) { 5229 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5230 } else { 5231 Slog.v(TAG, " null"); 5232 } 5233 } 5234 if (ai == null) { 5235 // This previously registered preferred activity 5236 // component is no longer known. Most likely an update 5237 // to the app was installed and in the new version this 5238 // component no longer exists. Clean it up by removing 5239 // it from the preferred activities list, and skip it. 5240 Slog.w(TAG, "Removing dangling preferred activity: " 5241 + pa.mPref.mComponent); 5242 pir.removeFilter(pa); 5243 changed = true; 5244 continue; 5245 } 5246 for (int j=0; j<N; j++) { 5247 final ResolveInfo ri = query.get(j); 5248 if (!ri.activityInfo.applicationInfo.packageName 5249 .equals(ai.applicationInfo.packageName)) { 5250 continue; 5251 } 5252 if (!ri.activityInfo.name.equals(ai.name)) { 5253 continue; 5254 } 5255 5256 if (removeMatches) { 5257 pir.removeFilter(pa); 5258 changed = true; 5259 if (DEBUG_PREFERRED) { 5260 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5261 } 5262 break; 5263 } 5264 5265 // Okay we found a previously set preferred or last chosen app. 5266 // If the result set is different from when this 5267 // was created, we need to clear it and re-ask the 5268 // user their preference, if we're looking for an "always" type entry. 5269 if (always && !pa.mPref.sameSet(query)) { 5270 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5271 + intent + " type " + resolvedType); 5272 if (DEBUG_PREFERRED) { 5273 Slog.v(TAG, "Removing preferred activity since set changed " 5274 + pa.mPref.mComponent); 5275 } 5276 pir.removeFilter(pa); 5277 // Re-add the filter as a "last chosen" entry (!always) 5278 PreferredActivity lastChosen = new PreferredActivity( 5279 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5280 pir.addFilter(lastChosen); 5281 changed = true; 5282 return null; 5283 } 5284 5285 // Yay! Either the set matched or we're looking for the last chosen 5286 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5287 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5288 return ri; 5289 } 5290 } 5291 } finally { 5292 if (changed) { 5293 if (DEBUG_PREFERRED) { 5294 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5295 } 5296 scheduleWritePackageRestrictionsLocked(userId); 5297 } 5298 } 5299 } 5300 } 5301 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5302 return null; 5303 } 5304 5305 /* 5306 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5307 */ 5308 @Override 5309 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5310 int targetUserId) { 5311 mContext.enforceCallingOrSelfPermission( 5312 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5313 List<CrossProfileIntentFilter> matches = 5314 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5315 if (matches != null) { 5316 int size = matches.size(); 5317 for (int i = 0; i < size; i++) { 5318 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5319 } 5320 } 5321 if (hasWebURI(intent)) { 5322 // cross-profile app linking works only towards the parent. 5323 final UserInfo parent = getProfileParent(sourceUserId); 5324 synchronized(mPackages) { 5325 int flags = updateFlagsForResolve(0, parent.id, intent); 5326 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5327 intent, resolvedType, flags, sourceUserId, parent.id); 5328 return xpDomainInfo != null; 5329 } 5330 } 5331 return false; 5332 } 5333 5334 private UserInfo getProfileParent(int userId) { 5335 final long identity = Binder.clearCallingIdentity(); 5336 try { 5337 return sUserManager.getProfileParent(userId); 5338 } finally { 5339 Binder.restoreCallingIdentity(identity); 5340 } 5341 } 5342 5343 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5344 String resolvedType, int userId) { 5345 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5346 if (resolver != null) { 5347 return resolver.queryIntent(intent, resolvedType, false, userId); 5348 } 5349 return null; 5350 } 5351 5352 @Override 5353 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5354 String resolvedType, int flags, int userId) { 5355 try { 5356 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5357 5358 return new ParceledListSlice<>( 5359 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5360 } finally { 5361 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5362 } 5363 } 5364 5365 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5366 String resolvedType, int flags, int userId) { 5367 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5368 flags = updateFlagsForResolve(flags, userId, intent); 5369 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5370 false /* requireFullPermission */, false /* checkShell */, 5371 "query intent activities"); 5372 ComponentName comp = intent.getComponent(); 5373 if (comp == null) { 5374 if (intent.getSelector() != null) { 5375 intent = intent.getSelector(); 5376 comp = intent.getComponent(); 5377 } 5378 } 5379 5380 if (comp != null) { 5381 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5382 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5383 if (ai != null) { 5384 final ResolveInfo ri = new ResolveInfo(); 5385 ri.activityInfo = ai; 5386 list.add(ri); 5387 } 5388 return list; 5389 } 5390 5391 // reader 5392 boolean sortResult = false; 5393 boolean addEphemeral = false; 5394 boolean matchEphemeralPackage = false; 5395 List<ResolveInfo> result; 5396 final String pkgName = intent.getPackage(); 5397 synchronized (mPackages) { 5398 if (pkgName == null) { 5399 List<CrossProfileIntentFilter> matchingFilters = 5400 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5401 // Check for results that need to skip the current profile. 5402 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5403 resolvedType, flags, userId); 5404 if (xpResolveInfo != null) { 5405 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 5406 xpResult.add(xpResolveInfo); 5407 return filterIfNotSystemUser(xpResult, userId); 5408 } 5409 5410 // Check for results in the current profile. 5411 result = filterIfNotSystemUser(mActivities.queryIntent( 5412 intent, resolvedType, flags, userId), userId); 5413 addEphemeral = 5414 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 5415 5416 // Check for cross profile results. 5417 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5418 xpResolveInfo = queryCrossProfileIntents( 5419 matchingFilters, intent, resolvedType, flags, userId, 5420 hasNonNegativePriorityResult); 5421 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5422 boolean isVisibleToUser = filterIfNotSystemUser( 5423 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5424 if (isVisibleToUser) { 5425 result.add(xpResolveInfo); 5426 sortResult = true; 5427 } 5428 } 5429 if (hasWebURI(intent)) { 5430 CrossProfileDomainInfo xpDomainInfo = null; 5431 final UserInfo parent = getProfileParent(userId); 5432 if (parent != null) { 5433 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5434 flags, userId, parent.id); 5435 } 5436 if (xpDomainInfo != null) { 5437 if (xpResolveInfo != null) { 5438 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5439 // in the result. 5440 result.remove(xpResolveInfo); 5441 } 5442 if (result.size() == 0 && !addEphemeral) { 5443 // No result in current profile, but found candidate in parent user. 5444 // And we are not going to add emphemeral app, so we can return the 5445 // result straight away. 5446 result.add(xpDomainInfo.resolveInfo); 5447 return result; 5448 } 5449 } else if (result.size() <= 1 && !addEphemeral) { 5450 // No result in parent user and <= 1 result in current profile, and we 5451 // are not going to add emphemeral app, so we can return the result without 5452 // further processing. 5453 return result; 5454 } 5455 // We have more than one candidate (combining results from current and parent 5456 // profile), so we need filtering and sorting. 5457 result = filterCandidatesWithDomainPreferredActivitiesLPr( 5458 intent, flags, result, xpDomainInfo, userId); 5459 sortResult = true; 5460 } 5461 } else { 5462 final PackageParser.Package pkg = mPackages.get(pkgName); 5463 if (pkg != null) { 5464 result = filterIfNotSystemUser( 5465 mActivities.queryIntentForPackage( 5466 intent, resolvedType, flags, pkg.activities, userId), 5467 userId); 5468 } else { 5469 // the caller wants to resolve for a particular package; however, there 5470 // were no installed results, so, try to find an ephemeral result 5471 addEphemeral = isEphemeralAllowed( 5472 intent, null /*result*/, userId, true /*skipPackageCheck*/); 5473 matchEphemeralPackage = true; 5474 result = new ArrayList<ResolveInfo>(); 5475 } 5476 } 5477 } 5478 if (addEphemeral) { 5479 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 5480 final EphemeralResolveInfo ai = getEphemeralResolveInfo( 5481 mContext, mEphemeralResolverConnection, intent, resolvedType, userId, 5482 matchEphemeralPackage ? pkgName : null); 5483 if (ai != null) { 5484 if (DEBUG_EPHEMERAL) { 5485 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 5486 } 5487 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 5488 ephemeralInstaller.ephemeralResolveInfo = ai; 5489 // make sure this resolver is the default 5490 ephemeralInstaller.isDefault = true; 5491 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 5492 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 5493 // add a non-generic filter 5494 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 5495 ephemeralInstaller.filter.addDataPath( 5496 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 5497 result.add(ephemeralInstaller); 5498 } 5499 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5500 } 5501 if (sortResult) { 5502 Collections.sort(result, mResolvePrioritySorter); 5503 } 5504 return result; 5505 } 5506 5507 private static class CrossProfileDomainInfo { 5508 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5509 ResolveInfo resolveInfo; 5510 /* Best domain verification status of the activities found in the other profile */ 5511 int bestDomainVerificationStatus; 5512 } 5513 5514 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5515 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5516 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5517 sourceUserId)) { 5518 return null; 5519 } 5520 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5521 resolvedType, flags, parentUserId); 5522 5523 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5524 return null; 5525 } 5526 CrossProfileDomainInfo result = null; 5527 int size = resultTargetUser.size(); 5528 for (int i = 0; i < size; i++) { 5529 ResolveInfo riTargetUser = resultTargetUser.get(i); 5530 // Intent filter verification is only for filters that specify a host. So don't return 5531 // those that handle all web uris. 5532 if (riTargetUser.handleAllWebDataURI) { 5533 continue; 5534 } 5535 String packageName = riTargetUser.activityInfo.packageName; 5536 PackageSetting ps = mSettings.mPackages.get(packageName); 5537 if (ps == null) { 5538 continue; 5539 } 5540 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5541 int status = (int)(verificationState >> 32); 5542 if (result == null) { 5543 result = new CrossProfileDomainInfo(); 5544 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5545 sourceUserId, parentUserId); 5546 result.bestDomainVerificationStatus = status; 5547 } else { 5548 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5549 result.bestDomainVerificationStatus); 5550 } 5551 } 5552 // Don't consider matches with status NEVER across profiles. 5553 if (result != null && result.bestDomainVerificationStatus 5554 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5555 return null; 5556 } 5557 return result; 5558 } 5559 5560 /** 5561 * Verification statuses are ordered from the worse to the best, except for 5562 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5563 */ 5564 private int bestDomainVerificationStatus(int status1, int status2) { 5565 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5566 return status2; 5567 } 5568 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5569 return status1; 5570 } 5571 return (int) MathUtils.max(status1, status2); 5572 } 5573 5574 private boolean isUserEnabled(int userId) { 5575 long callingId = Binder.clearCallingIdentity(); 5576 try { 5577 UserInfo userInfo = sUserManager.getUserInfo(userId); 5578 return userInfo != null && userInfo.isEnabled(); 5579 } finally { 5580 Binder.restoreCallingIdentity(callingId); 5581 } 5582 } 5583 5584 /** 5585 * Filter out activities with systemUserOnly flag set, when current user is not System. 5586 * 5587 * @return filtered list 5588 */ 5589 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5590 if (userId == UserHandle.USER_SYSTEM) { 5591 return resolveInfos; 5592 } 5593 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5594 ResolveInfo info = resolveInfos.get(i); 5595 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5596 resolveInfos.remove(i); 5597 } 5598 } 5599 return resolveInfos; 5600 } 5601 5602 /** 5603 * @param resolveInfos list of resolve infos in descending priority order 5604 * @return if the list contains a resolve info with non-negative priority 5605 */ 5606 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5607 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5608 } 5609 5610 private static boolean hasWebURI(Intent intent) { 5611 if (intent.getData() == null) { 5612 return false; 5613 } 5614 final String scheme = intent.getScheme(); 5615 if (TextUtils.isEmpty(scheme)) { 5616 return false; 5617 } 5618 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5619 } 5620 5621 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5622 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5623 int userId) { 5624 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5625 5626 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5627 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5628 candidates.size()); 5629 } 5630 5631 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5632 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5633 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5634 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5635 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5636 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5637 5638 synchronized (mPackages) { 5639 final int count = candidates.size(); 5640 // First, try to use linked apps. Partition the candidates into four lists: 5641 // one for the final results, one for the "do not use ever", one for "undefined status" 5642 // and finally one for "browser app type". 5643 for (int n=0; n<count; n++) { 5644 ResolveInfo info = candidates.get(n); 5645 String packageName = info.activityInfo.packageName; 5646 PackageSetting ps = mSettings.mPackages.get(packageName); 5647 if (ps != null) { 5648 // Add to the special match all list (Browser use case) 5649 if (info.handleAllWebDataURI) { 5650 matchAllList.add(info); 5651 continue; 5652 } 5653 // Try to get the status from User settings first 5654 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5655 int status = (int)(packedStatus >> 32); 5656 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5657 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5658 if (DEBUG_DOMAIN_VERIFICATION) { 5659 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5660 + " : linkgen=" + linkGeneration); 5661 } 5662 // Use link-enabled generation as preferredOrder, i.e. 5663 // prefer newly-enabled over earlier-enabled. 5664 info.preferredOrder = linkGeneration; 5665 alwaysList.add(info); 5666 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5667 if (DEBUG_DOMAIN_VERIFICATION) { 5668 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5669 } 5670 neverList.add(info); 5671 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5672 if (DEBUG_DOMAIN_VERIFICATION) { 5673 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5674 } 5675 alwaysAskList.add(info); 5676 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5677 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5678 if (DEBUG_DOMAIN_VERIFICATION) { 5679 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5680 } 5681 undefinedList.add(info); 5682 } 5683 } 5684 } 5685 5686 // We'll want to include browser possibilities in a few cases 5687 boolean includeBrowser = false; 5688 5689 // First try to add the "always" resolution(s) for the current user, if any 5690 if (alwaysList.size() > 0) { 5691 result.addAll(alwaysList); 5692 } else { 5693 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5694 result.addAll(undefinedList); 5695 // Maybe add one for the other profile. 5696 if (xpDomainInfo != null && ( 5697 xpDomainInfo.bestDomainVerificationStatus 5698 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5699 result.add(xpDomainInfo.resolveInfo); 5700 } 5701 includeBrowser = true; 5702 } 5703 5704 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5705 // If there were 'always' entries their preferred order has been set, so we also 5706 // back that off to make the alternatives equivalent 5707 if (alwaysAskList.size() > 0) { 5708 for (ResolveInfo i : result) { 5709 i.preferredOrder = 0; 5710 } 5711 result.addAll(alwaysAskList); 5712 includeBrowser = true; 5713 } 5714 5715 if (includeBrowser) { 5716 // Also add browsers (all of them or only the default one) 5717 if (DEBUG_DOMAIN_VERIFICATION) { 5718 Slog.v(TAG, " ...including browsers in candidate set"); 5719 } 5720 if ((matchFlags & MATCH_ALL) != 0) { 5721 result.addAll(matchAllList); 5722 } else { 5723 // Browser/generic handling case. If there's a default browser, go straight 5724 // to that (but only if there is no other higher-priority match). 5725 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5726 int maxMatchPrio = 0; 5727 ResolveInfo defaultBrowserMatch = null; 5728 final int numCandidates = matchAllList.size(); 5729 for (int n = 0; n < numCandidates; n++) { 5730 ResolveInfo info = matchAllList.get(n); 5731 // track the highest overall match priority... 5732 if (info.priority > maxMatchPrio) { 5733 maxMatchPrio = info.priority; 5734 } 5735 // ...and the highest-priority default browser match 5736 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5737 if (defaultBrowserMatch == null 5738 || (defaultBrowserMatch.priority < info.priority)) { 5739 if (debug) { 5740 Slog.v(TAG, "Considering default browser match " + info); 5741 } 5742 defaultBrowserMatch = info; 5743 } 5744 } 5745 } 5746 if (defaultBrowserMatch != null 5747 && defaultBrowserMatch.priority >= maxMatchPrio 5748 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5749 { 5750 if (debug) { 5751 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5752 } 5753 result.add(defaultBrowserMatch); 5754 } else { 5755 result.addAll(matchAllList); 5756 } 5757 } 5758 5759 // If there is nothing selected, add all candidates and remove the ones that the user 5760 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5761 if (result.size() == 0) { 5762 result.addAll(candidates); 5763 result.removeAll(neverList); 5764 } 5765 } 5766 } 5767 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5768 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5769 result.size()); 5770 for (ResolveInfo info : result) { 5771 Slog.v(TAG, " + " + info.activityInfo); 5772 } 5773 } 5774 return result; 5775 } 5776 5777 // Returns a packed value as a long: 5778 // 5779 // high 'int'-sized word: link status: undefined/ask/never/always. 5780 // low 'int'-sized word: relative priority among 'always' results. 5781 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5782 long result = ps.getDomainVerificationStatusForUser(userId); 5783 // if none available, get the master status 5784 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5785 if (ps.getIntentFilterVerificationInfo() != null) { 5786 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5787 } 5788 } 5789 return result; 5790 } 5791 5792 private ResolveInfo querySkipCurrentProfileIntents( 5793 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5794 int flags, int sourceUserId) { 5795 if (matchingFilters != null) { 5796 int size = matchingFilters.size(); 5797 for (int i = 0; i < size; i ++) { 5798 CrossProfileIntentFilter filter = matchingFilters.get(i); 5799 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5800 // Checking if there are activities in the target user that can handle the 5801 // intent. 5802 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5803 resolvedType, flags, sourceUserId); 5804 if (resolveInfo != null) { 5805 return resolveInfo; 5806 } 5807 } 5808 } 5809 } 5810 return null; 5811 } 5812 5813 // Return matching ResolveInfo in target user if any. 5814 private ResolveInfo queryCrossProfileIntents( 5815 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5816 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5817 if (matchingFilters != null) { 5818 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5819 // match the same intent. For performance reasons, it is better not to 5820 // run queryIntent twice for the same userId 5821 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5822 int size = matchingFilters.size(); 5823 for (int i = 0; i < size; i++) { 5824 CrossProfileIntentFilter filter = matchingFilters.get(i); 5825 int targetUserId = filter.getTargetUserId(); 5826 boolean skipCurrentProfile = 5827 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5828 boolean skipCurrentProfileIfNoMatchFound = 5829 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5830 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5831 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5832 // Checking if there are activities in the target user that can handle the 5833 // intent. 5834 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5835 resolvedType, flags, sourceUserId); 5836 if (resolveInfo != null) return resolveInfo; 5837 alreadyTriedUserIds.put(targetUserId, true); 5838 } 5839 } 5840 } 5841 return null; 5842 } 5843 5844 /** 5845 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5846 * will forward the intent to the filter's target user. 5847 * Otherwise, returns null. 5848 */ 5849 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5850 String resolvedType, int flags, int sourceUserId) { 5851 int targetUserId = filter.getTargetUserId(); 5852 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5853 resolvedType, flags, targetUserId); 5854 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 5855 // If all the matches in the target profile are suspended, return null. 5856 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 5857 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 5858 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 5859 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 5860 targetUserId); 5861 } 5862 } 5863 } 5864 return null; 5865 } 5866 5867 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5868 int sourceUserId, int targetUserId) { 5869 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5870 long ident = Binder.clearCallingIdentity(); 5871 boolean targetIsProfile; 5872 try { 5873 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5874 } finally { 5875 Binder.restoreCallingIdentity(ident); 5876 } 5877 String className; 5878 if (targetIsProfile) { 5879 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5880 } else { 5881 className = FORWARD_INTENT_TO_PARENT; 5882 } 5883 ComponentName forwardingActivityComponentName = new ComponentName( 5884 mAndroidApplication.packageName, className); 5885 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5886 sourceUserId); 5887 if (!targetIsProfile) { 5888 forwardingActivityInfo.showUserIcon = targetUserId; 5889 forwardingResolveInfo.noResourceId = true; 5890 } 5891 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5892 forwardingResolveInfo.priority = 0; 5893 forwardingResolveInfo.preferredOrder = 0; 5894 forwardingResolveInfo.match = 0; 5895 forwardingResolveInfo.isDefault = true; 5896 forwardingResolveInfo.filter = filter; 5897 forwardingResolveInfo.targetUserId = targetUserId; 5898 return forwardingResolveInfo; 5899 } 5900 5901 @Override 5902 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5903 Intent[] specifics, String[] specificTypes, Intent intent, 5904 String resolvedType, int flags, int userId) { 5905 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 5906 specificTypes, intent, resolvedType, flags, userId)); 5907 } 5908 5909 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 5910 Intent[] specifics, String[] specificTypes, Intent intent, 5911 String resolvedType, int flags, int userId) { 5912 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5913 flags = updateFlagsForResolve(flags, userId, intent); 5914 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5915 false /* requireFullPermission */, false /* checkShell */, 5916 "query intent activity options"); 5917 final String resultsAction = intent.getAction(); 5918 5919 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 5920 | PackageManager.GET_RESOLVED_FILTER, userId); 5921 5922 if (DEBUG_INTENT_MATCHING) { 5923 Log.v(TAG, "Query " + intent + ": " + results); 5924 } 5925 5926 int specificsPos = 0; 5927 int N; 5928 5929 // todo: note that the algorithm used here is O(N^2). This 5930 // isn't a problem in our current environment, but if we start running 5931 // into situations where we have more than 5 or 10 matches then this 5932 // should probably be changed to something smarter... 5933 5934 // First we go through and resolve each of the specific items 5935 // that were supplied, taking care of removing any corresponding 5936 // duplicate items in the generic resolve list. 5937 if (specifics != null) { 5938 for (int i=0; i<specifics.length; i++) { 5939 final Intent sintent = specifics[i]; 5940 if (sintent == null) { 5941 continue; 5942 } 5943 5944 if (DEBUG_INTENT_MATCHING) { 5945 Log.v(TAG, "Specific #" + i + ": " + sintent); 5946 } 5947 5948 String action = sintent.getAction(); 5949 if (resultsAction != null && resultsAction.equals(action)) { 5950 // If this action was explicitly requested, then don't 5951 // remove things that have it. 5952 action = null; 5953 } 5954 5955 ResolveInfo ri = null; 5956 ActivityInfo ai = null; 5957 5958 ComponentName comp = sintent.getComponent(); 5959 if (comp == null) { 5960 ri = resolveIntent( 5961 sintent, 5962 specificTypes != null ? specificTypes[i] : null, 5963 flags, userId); 5964 if (ri == null) { 5965 continue; 5966 } 5967 if (ri == mResolveInfo) { 5968 // ACK! Must do something better with this. 5969 } 5970 ai = ri.activityInfo; 5971 comp = new ComponentName(ai.applicationInfo.packageName, 5972 ai.name); 5973 } else { 5974 ai = getActivityInfo(comp, flags, userId); 5975 if (ai == null) { 5976 continue; 5977 } 5978 } 5979 5980 // Look for any generic query activities that are duplicates 5981 // of this specific one, and remove them from the results. 5982 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5983 N = results.size(); 5984 int j; 5985 for (j=specificsPos; j<N; j++) { 5986 ResolveInfo sri = results.get(j); 5987 if ((sri.activityInfo.name.equals(comp.getClassName()) 5988 && sri.activityInfo.applicationInfo.packageName.equals( 5989 comp.getPackageName())) 5990 || (action != null && sri.filter.matchAction(action))) { 5991 results.remove(j); 5992 if (DEBUG_INTENT_MATCHING) Log.v( 5993 TAG, "Removing duplicate item from " + j 5994 + " due to specific " + specificsPos); 5995 if (ri == null) { 5996 ri = sri; 5997 } 5998 j--; 5999 N--; 6000 } 6001 } 6002 6003 // Add this specific item to its proper place. 6004 if (ri == null) { 6005 ri = new ResolveInfo(); 6006 ri.activityInfo = ai; 6007 } 6008 results.add(specificsPos, ri); 6009 ri.specificIndex = i; 6010 specificsPos++; 6011 } 6012 } 6013 6014 // Now we go through the remaining generic results and remove any 6015 // duplicate actions that are found here. 6016 N = results.size(); 6017 for (int i=specificsPos; i<N-1; i++) { 6018 final ResolveInfo rii = results.get(i); 6019 if (rii.filter == null) { 6020 continue; 6021 } 6022 6023 // Iterate over all of the actions of this result's intent 6024 // filter... typically this should be just one. 6025 final Iterator<String> it = rii.filter.actionsIterator(); 6026 if (it == null) { 6027 continue; 6028 } 6029 while (it.hasNext()) { 6030 final String action = it.next(); 6031 if (resultsAction != null && resultsAction.equals(action)) { 6032 // If this action was explicitly requested, then don't 6033 // remove things that have it. 6034 continue; 6035 } 6036 for (int j=i+1; j<N; j++) { 6037 final ResolveInfo rij = results.get(j); 6038 if (rij.filter != null && rij.filter.hasAction(action)) { 6039 results.remove(j); 6040 if (DEBUG_INTENT_MATCHING) Log.v( 6041 TAG, "Removing duplicate item from " + j 6042 + " due to action " + action + " at " + i); 6043 j--; 6044 N--; 6045 } 6046 } 6047 } 6048 6049 // If the caller didn't request filter information, drop it now 6050 // so we don't have to marshall/unmarshall it. 6051 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6052 rii.filter = null; 6053 } 6054 } 6055 6056 // Filter out the caller activity if so requested. 6057 if (caller != null) { 6058 N = results.size(); 6059 for (int i=0; i<N; i++) { 6060 ActivityInfo ainfo = results.get(i).activityInfo; 6061 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6062 && caller.getClassName().equals(ainfo.name)) { 6063 results.remove(i); 6064 break; 6065 } 6066 } 6067 } 6068 6069 // If the caller didn't request filter information, 6070 // drop them now so we don't have to 6071 // marshall/unmarshall it. 6072 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6073 N = results.size(); 6074 for (int i=0; i<N; i++) { 6075 results.get(i).filter = null; 6076 } 6077 } 6078 6079 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6080 return results; 6081 } 6082 6083 @Override 6084 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6085 String resolvedType, int flags, int userId) { 6086 return new ParceledListSlice<>( 6087 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6088 } 6089 6090 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6091 String resolvedType, int flags, int userId) { 6092 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6093 flags = updateFlagsForResolve(flags, userId, intent); 6094 ComponentName comp = intent.getComponent(); 6095 if (comp == null) { 6096 if (intent.getSelector() != null) { 6097 intent = intent.getSelector(); 6098 comp = intent.getComponent(); 6099 } 6100 } 6101 if (comp != null) { 6102 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6103 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6104 if (ai != null) { 6105 ResolveInfo ri = new ResolveInfo(); 6106 ri.activityInfo = ai; 6107 list.add(ri); 6108 } 6109 return list; 6110 } 6111 6112 // reader 6113 synchronized (mPackages) { 6114 String pkgName = intent.getPackage(); 6115 if (pkgName == null) { 6116 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6117 } 6118 final PackageParser.Package pkg = mPackages.get(pkgName); 6119 if (pkg != null) { 6120 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6121 userId); 6122 } 6123 return Collections.emptyList(); 6124 } 6125 } 6126 6127 @Override 6128 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6129 if (!sUserManager.exists(userId)) return null; 6130 flags = updateFlagsForResolve(flags, userId, intent); 6131 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6132 if (query != null) { 6133 if (query.size() >= 1) { 6134 // If there is more than one service with the same priority, 6135 // just arbitrarily pick the first one. 6136 return query.get(0); 6137 } 6138 } 6139 return null; 6140 } 6141 6142 @Override 6143 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6144 String resolvedType, int flags, int userId) { 6145 return new ParceledListSlice<>( 6146 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6147 } 6148 6149 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6150 String resolvedType, int flags, int userId) { 6151 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6152 flags = updateFlagsForResolve(flags, userId, intent); 6153 ComponentName comp = intent.getComponent(); 6154 if (comp == null) { 6155 if (intent.getSelector() != null) { 6156 intent = intent.getSelector(); 6157 comp = intent.getComponent(); 6158 } 6159 } 6160 if (comp != null) { 6161 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6162 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6163 if (si != null) { 6164 final ResolveInfo ri = new ResolveInfo(); 6165 ri.serviceInfo = si; 6166 list.add(ri); 6167 } 6168 return list; 6169 } 6170 6171 // reader 6172 synchronized (mPackages) { 6173 String pkgName = intent.getPackage(); 6174 if (pkgName == null) { 6175 return mServices.queryIntent(intent, resolvedType, flags, userId); 6176 } 6177 final PackageParser.Package pkg = mPackages.get(pkgName); 6178 if (pkg != null) { 6179 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6180 userId); 6181 } 6182 return Collections.emptyList(); 6183 } 6184 } 6185 6186 @Override 6187 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6188 String resolvedType, int flags, int userId) { 6189 return new ParceledListSlice<>( 6190 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6191 } 6192 6193 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6194 Intent intent, String resolvedType, int flags, int userId) { 6195 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6196 flags = updateFlagsForResolve(flags, userId, intent); 6197 ComponentName comp = intent.getComponent(); 6198 if (comp == null) { 6199 if (intent.getSelector() != null) { 6200 intent = intent.getSelector(); 6201 comp = intent.getComponent(); 6202 } 6203 } 6204 if (comp != null) { 6205 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6206 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6207 if (pi != null) { 6208 final ResolveInfo ri = new ResolveInfo(); 6209 ri.providerInfo = pi; 6210 list.add(ri); 6211 } 6212 return list; 6213 } 6214 6215 // reader 6216 synchronized (mPackages) { 6217 String pkgName = intent.getPackage(); 6218 if (pkgName == null) { 6219 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6220 } 6221 final PackageParser.Package pkg = mPackages.get(pkgName); 6222 if (pkg != null) { 6223 return mProviders.queryIntentForPackage( 6224 intent, resolvedType, flags, pkg.providers, userId); 6225 } 6226 return Collections.emptyList(); 6227 } 6228 } 6229 6230 @Override 6231 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6232 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6233 flags = updateFlagsForPackage(flags, userId, null); 6234 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6235 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6236 true /* requireFullPermission */, false /* checkShell */, 6237 "get installed packages"); 6238 6239 // writer 6240 synchronized (mPackages) { 6241 ArrayList<PackageInfo> list; 6242 if (listUninstalled) { 6243 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 6244 for (PackageSetting ps : mSettings.mPackages.values()) { 6245 final PackageInfo pi; 6246 if (ps.pkg != null) { 6247 pi = generatePackageInfo(ps, flags, userId); 6248 } else { 6249 pi = generatePackageInfo(ps, flags, userId); 6250 } 6251 if (pi != null) { 6252 list.add(pi); 6253 } 6254 } 6255 } else { 6256 list = new ArrayList<PackageInfo>(mPackages.size()); 6257 for (PackageParser.Package p : mPackages.values()) { 6258 final PackageInfo pi = 6259 generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 6260 if (pi != null) { 6261 list.add(pi); 6262 } 6263 } 6264 } 6265 6266 return new ParceledListSlice<PackageInfo>(list); 6267 } 6268 } 6269 6270 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6271 String[] permissions, boolean[] tmp, int flags, int userId) { 6272 int numMatch = 0; 6273 final PermissionsState permissionsState = ps.getPermissionsState(); 6274 for (int i=0; i<permissions.length; i++) { 6275 final String permission = permissions[i]; 6276 if (permissionsState.hasPermission(permission, userId)) { 6277 tmp[i] = true; 6278 numMatch++; 6279 } else { 6280 tmp[i] = false; 6281 } 6282 } 6283 if (numMatch == 0) { 6284 return; 6285 } 6286 final PackageInfo pi; 6287 if (ps.pkg != null) { 6288 pi = generatePackageInfo(ps, flags, userId); 6289 } else { 6290 pi = generatePackageInfo(ps, flags, userId); 6291 } 6292 // The above might return null in cases of uninstalled apps or install-state 6293 // skew across users/profiles. 6294 if (pi != null) { 6295 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6296 if (numMatch == permissions.length) { 6297 pi.requestedPermissions = permissions; 6298 } else { 6299 pi.requestedPermissions = new String[numMatch]; 6300 numMatch = 0; 6301 for (int i=0; i<permissions.length; i++) { 6302 if (tmp[i]) { 6303 pi.requestedPermissions[numMatch] = permissions[i]; 6304 numMatch++; 6305 } 6306 } 6307 } 6308 } 6309 list.add(pi); 6310 } 6311 } 6312 6313 @Override 6314 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6315 String[] permissions, int flags, int userId) { 6316 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6317 flags = updateFlagsForPackage(flags, userId, permissions); 6318 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6319 6320 // writer 6321 synchronized (mPackages) { 6322 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6323 boolean[] tmpBools = new boolean[permissions.length]; 6324 if (listUninstalled) { 6325 for (PackageSetting ps : mSettings.mPackages.values()) { 6326 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 6327 } 6328 } else { 6329 for (PackageParser.Package pkg : mPackages.values()) { 6330 PackageSetting ps = (PackageSetting)pkg.mExtras; 6331 if (ps != null) { 6332 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6333 userId); 6334 } 6335 } 6336 } 6337 6338 return new ParceledListSlice<PackageInfo>(list); 6339 } 6340 } 6341 6342 @Override 6343 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 6344 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6345 flags = updateFlagsForApplication(flags, userId, null); 6346 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6347 6348 // writer 6349 synchronized (mPackages) { 6350 ArrayList<ApplicationInfo> list; 6351 if (listUninstalled) { 6352 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 6353 for (PackageSetting ps : mSettings.mPackages.values()) { 6354 ApplicationInfo ai; 6355 if (ps.pkg != null) { 6356 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 6357 ps.readUserState(userId), userId); 6358 } else { 6359 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 6360 } 6361 if (ai != null) { 6362 list.add(ai); 6363 } 6364 } 6365 } else { 6366 list = new ArrayList<ApplicationInfo>(mPackages.size()); 6367 for (PackageParser.Package p : mPackages.values()) { 6368 if (p.mExtras != null) { 6369 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6370 ((PackageSetting)p.mExtras).readUserState(userId), userId); 6371 if (ai != null) { 6372 list.add(ai); 6373 } 6374 } 6375 } 6376 } 6377 6378 return new ParceledListSlice<ApplicationInfo>(list); 6379 } 6380 } 6381 6382 @Override 6383 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 6384 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6385 return null; 6386 } 6387 6388 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6389 "getEphemeralApplications"); 6390 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6391 true /* requireFullPermission */, false /* checkShell */, 6392 "getEphemeralApplications"); 6393 synchronized (mPackages) { 6394 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 6395 .getEphemeralApplicationsLPw(userId); 6396 if (ephemeralApps != null) { 6397 return new ParceledListSlice<>(ephemeralApps); 6398 } 6399 } 6400 return null; 6401 } 6402 6403 @Override 6404 public boolean isEphemeralApplication(String packageName, int userId) { 6405 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6406 true /* requireFullPermission */, false /* checkShell */, 6407 "isEphemeral"); 6408 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6409 return false; 6410 } 6411 6412 if (!isCallerSameApp(packageName)) { 6413 return false; 6414 } 6415 synchronized (mPackages) { 6416 PackageParser.Package pkg = mPackages.get(packageName); 6417 if (pkg != null) { 6418 return pkg.applicationInfo.isEphemeralApp(); 6419 } 6420 } 6421 return false; 6422 } 6423 6424 @Override 6425 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 6426 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6427 return null; 6428 } 6429 6430 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6431 true /* requireFullPermission */, false /* checkShell */, 6432 "getCookie"); 6433 if (!isCallerSameApp(packageName)) { 6434 return null; 6435 } 6436 synchronized (mPackages) { 6437 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 6438 packageName, userId); 6439 } 6440 } 6441 6442 @Override 6443 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 6444 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6445 return true; 6446 } 6447 6448 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6449 true /* requireFullPermission */, true /* checkShell */, 6450 "setCookie"); 6451 if (!isCallerSameApp(packageName)) { 6452 return false; 6453 } 6454 synchronized (mPackages) { 6455 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 6456 packageName, cookie, userId); 6457 } 6458 } 6459 6460 @Override 6461 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 6462 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6463 return null; 6464 } 6465 6466 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6467 "getEphemeralApplicationIcon"); 6468 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6469 true /* requireFullPermission */, false /* checkShell */, 6470 "getEphemeralApplicationIcon"); 6471 synchronized (mPackages) { 6472 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 6473 packageName, userId); 6474 } 6475 } 6476 6477 private boolean isCallerSameApp(String packageName) { 6478 PackageParser.Package pkg = mPackages.get(packageName); 6479 return pkg != null 6480 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6481 } 6482 6483 @Override 6484 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 6485 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 6486 } 6487 6488 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 6489 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6490 6491 // reader 6492 synchronized (mPackages) { 6493 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6494 final int userId = UserHandle.getCallingUserId(); 6495 while (i.hasNext()) { 6496 final PackageParser.Package p = i.next(); 6497 if (p.applicationInfo == null) continue; 6498 6499 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 6500 && !p.applicationInfo.isDirectBootAware(); 6501 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 6502 && p.applicationInfo.isDirectBootAware(); 6503 6504 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 6505 && (!mSafeMode || isSystemApp(p)) 6506 && (matchesUnaware || matchesAware)) { 6507 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6508 if (ps != null) { 6509 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6510 ps.readUserState(userId), userId); 6511 if (ai != null) { 6512 finalList.add(ai); 6513 } 6514 } 6515 } 6516 } 6517 } 6518 6519 return finalList; 6520 } 6521 6522 @Override 6523 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6524 if (!sUserManager.exists(userId)) return null; 6525 flags = updateFlagsForComponent(flags, userId, name); 6526 // reader 6527 synchronized (mPackages) { 6528 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6529 PackageSetting ps = provider != null 6530 ? mSettings.mPackages.get(provider.owner.packageName) 6531 : null; 6532 return ps != null 6533 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6534 ? PackageParser.generateProviderInfo(provider, flags, 6535 ps.readUserState(userId), userId) 6536 : null; 6537 } 6538 } 6539 6540 /** 6541 * @deprecated 6542 */ 6543 @Deprecated 6544 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6545 // reader 6546 synchronized (mPackages) { 6547 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6548 .entrySet().iterator(); 6549 final int userId = UserHandle.getCallingUserId(); 6550 while (i.hasNext()) { 6551 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6552 PackageParser.Provider p = entry.getValue(); 6553 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6554 6555 if (ps != null && p.syncable 6556 && (!mSafeMode || (p.info.applicationInfo.flags 6557 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6558 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6559 ps.readUserState(userId), userId); 6560 if (info != null) { 6561 outNames.add(entry.getKey()); 6562 outInfo.add(info); 6563 } 6564 } 6565 } 6566 } 6567 } 6568 6569 @Override 6570 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6571 int uid, int flags) { 6572 final int userId = processName != null ? UserHandle.getUserId(uid) 6573 : UserHandle.getCallingUserId(); 6574 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6575 flags = updateFlagsForComponent(flags, userId, processName); 6576 6577 ArrayList<ProviderInfo> finalList = null; 6578 // reader 6579 synchronized (mPackages) { 6580 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6581 while (i.hasNext()) { 6582 final PackageParser.Provider p = i.next(); 6583 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6584 if (ps != null && p.info.authority != null 6585 && (processName == null 6586 || (p.info.processName.equals(processName) 6587 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6588 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6589 if (finalList == null) { 6590 finalList = new ArrayList<ProviderInfo>(3); 6591 } 6592 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6593 ps.readUserState(userId), userId); 6594 if (info != null) { 6595 finalList.add(info); 6596 } 6597 } 6598 } 6599 } 6600 6601 if (finalList != null) { 6602 Collections.sort(finalList, mProviderInitOrderSorter); 6603 return new ParceledListSlice<ProviderInfo>(finalList); 6604 } 6605 6606 return ParceledListSlice.emptyList(); 6607 } 6608 6609 @Override 6610 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6611 // reader 6612 synchronized (mPackages) { 6613 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6614 return PackageParser.generateInstrumentationInfo(i, flags); 6615 } 6616 } 6617 6618 @Override 6619 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 6620 String targetPackage, int flags) { 6621 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 6622 } 6623 6624 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 6625 int flags) { 6626 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 6627 6628 // reader 6629 synchronized (mPackages) { 6630 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6631 while (i.hasNext()) { 6632 final PackageParser.Instrumentation p = i.next(); 6633 if (targetPackage == null 6634 || targetPackage.equals(p.info.targetPackage)) { 6635 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6636 flags); 6637 if (ii != null) { 6638 finalList.add(ii); 6639 } 6640 } 6641 } 6642 } 6643 6644 return finalList; 6645 } 6646 6647 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6648 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6649 if (overlays == null) { 6650 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6651 return; 6652 } 6653 for (PackageParser.Package opkg : overlays.values()) { 6654 // Not much to do if idmap fails: we already logged the error 6655 // and we certainly don't want to abort installation of pkg simply 6656 // because an overlay didn't fit properly. For these reasons, 6657 // ignore the return value of createIdmapForPackagePairLI. 6658 createIdmapForPackagePairLI(pkg, opkg); 6659 } 6660 } 6661 6662 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6663 PackageParser.Package opkg) { 6664 if (!opkg.mTrustedOverlay) { 6665 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6666 opkg.baseCodePath + ": overlay not trusted"); 6667 return false; 6668 } 6669 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6670 if (overlaySet == null) { 6671 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6672 opkg.baseCodePath + " but target package has no known overlays"); 6673 return false; 6674 } 6675 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6676 // TODO: generate idmap for split APKs 6677 try { 6678 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6679 } catch (InstallerException e) { 6680 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6681 + opkg.baseCodePath); 6682 return false; 6683 } 6684 PackageParser.Package[] overlayArray = 6685 overlaySet.values().toArray(new PackageParser.Package[0]); 6686 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6687 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6688 return p1.mOverlayPriority - p2.mOverlayPriority; 6689 } 6690 }; 6691 Arrays.sort(overlayArray, cmp); 6692 6693 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6694 int i = 0; 6695 for (PackageParser.Package p : overlayArray) { 6696 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6697 } 6698 return true; 6699 } 6700 6701 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6702 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6703 try { 6704 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6705 } finally { 6706 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6707 } 6708 } 6709 6710 private void scanDirLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6711 final File[] files = dir.listFiles(); 6712 if (ArrayUtils.isEmpty(files)) { 6713 Log.d(TAG, "No files in app dir " + dir); 6714 return; 6715 } 6716 6717 if (DEBUG_PACKAGE_SCANNING) { 6718 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6719 + " flags=0x" + Integer.toHexString(parseFlags)); 6720 } 6721 6722 for (File file : files) { 6723 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6724 && !PackageInstallerService.isStageName(file.getName()); 6725 if (!isPackage) { 6726 // Ignore entries which are not packages 6727 continue; 6728 } 6729 try { 6730 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6731 scanFlags, currentTime, null); 6732 } catch (PackageManagerException e) { 6733 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6734 6735 // Delete invalid userdata apps 6736 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6737 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6738 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6739 removeCodePathLI(file); 6740 } 6741 } 6742 } 6743 } 6744 6745 private static File getSettingsProblemFile() { 6746 File dataDir = Environment.getDataDirectory(); 6747 File systemDir = new File(dataDir, "system"); 6748 File fname = new File(systemDir, "uiderrors.txt"); 6749 return fname; 6750 } 6751 6752 static void reportSettingsProblem(int priority, String msg) { 6753 logCriticalInfo(priority, msg); 6754 } 6755 6756 static void logCriticalInfo(int priority, String msg) { 6757 Slog.println(priority, TAG, msg); 6758 EventLogTags.writePmCriticalInfo(msg); 6759 try { 6760 File fname = getSettingsProblemFile(); 6761 FileOutputStream out = new FileOutputStream(fname, true); 6762 PrintWriter pw = new FastPrintWriter(out); 6763 SimpleDateFormat formatter = new SimpleDateFormat(); 6764 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6765 pw.println(dateString + ": " + msg); 6766 pw.close(); 6767 FileUtils.setPermissions( 6768 fname.toString(), 6769 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6770 -1, -1); 6771 } catch (java.io.IOException e) { 6772 } 6773 } 6774 6775 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 6776 if (srcFile.isDirectory()) { 6777 final File baseFile = new File(pkg.baseCodePath); 6778 long maxModifiedTime = baseFile.lastModified(); 6779 if (pkg.splitCodePaths != null) { 6780 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 6781 final File splitFile = new File(pkg.splitCodePaths[i]); 6782 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 6783 } 6784 } 6785 return maxModifiedTime; 6786 } 6787 return srcFile.lastModified(); 6788 } 6789 6790 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 6791 final int policyFlags) throws PackageManagerException { 6792 // When upgrading from pre-N MR1, verify the package time stamp using the package 6793 // directory and not the APK file. 6794 final long lastModifiedTime = mIsPreNMR1Upgrade 6795 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 6796 if (ps != null 6797 && ps.codePath.equals(srcFile) 6798 && ps.timeStamp == lastModifiedTime 6799 && !isCompatSignatureUpdateNeeded(pkg) 6800 && !isRecoverSignatureUpdateNeeded(pkg)) { 6801 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6802 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6803 ArraySet<PublicKey> signingKs; 6804 synchronized (mPackages) { 6805 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6806 } 6807 if (ps.signatures.mSignatures != null 6808 && ps.signatures.mSignatures.length != 0 6809 && signingKs != null) { 6810 // Optimization: reuse the existing cached certificates 6811 // if the package appears to be unchanged. 6812 pkg.mSignatures = ps.signatures.mSignatures; 6813 pkg.mSigningKeys = signingKs; 6814 return; 6815 } 6816 6817 Slog.w(TAG, "PackageSetting for " + ps.name 6818 + " is missing signatures. Collecting certs again to recover them."); 6819 } else { 6820 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 6821 } 6822 6823 try { 6824 PackageParser.collectCertificates(pkg, policyFlags); 6825 } catch (PackageParserException e) { 6826 throw PackageManagerException.from(e); 6827 } 6828 } 6829 6830 /** 6831 * Traces a package scan. 6832 * @see #scanPackageLI(File, int, int, long, UserHandle) 6833 */ 6834 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 6835 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6836 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6837 try { 6838 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6839 } finally { 6840 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6841 } 6842 } 6843 6844 /** 6845 * Scans a package and returns the newly parsed package. 6846 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6847 */ 6848 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6849 long currentTime, UserHandle user) throws PackageManagerException { 6850 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6851 PackageParser pp = new PackageParser(); 6852 pp.setSeparateProcesses(mSeparateProcesses); 6853 pp.setOnlyCoreApps(mOnlyCore); 6854 pp.setDisplayMetrics(mMetrics); 6855 6856 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6857 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6858 } 6859 6860 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 6861 final PackageParser.Package pkg; 6862 try { 6863 pkg = pp.parsePackage(scanFile, parseFlags); 6864 } catch (PackageParserException e) { 6865 throw PackageManagerException.from(e); 6866 } finally { 6867 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6868 } 6869 6870 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6871 } 6872 6873 /** 6874 * Scans a package and returns the newly parsed package. 6875 * @throws PackageManagerException on a parse error. 6876 */ 6877 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 6878 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 6879 throws PackageManagerException { 6880 // If the package has children and this is the first dive in the function 6881 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 6882 // packages (parent and children) would be successfully scanned before the 6883 // actual scan since scanning mutates internal state and we want to atomically 6884 // install the package and its children. 6885 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 6886 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 6887 scanFlags |= SCAN_CHECK_ONLY; 6888 } 6889 } else { 6890 scanFlags &= ~SCAN_CHECK_ONLY; 6891 } 6892 6893 // Scan the parent 6894 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 6895 scanFlags, currentTime, user); 6896 6897 // Scan the children 6898 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 6899 for (int i = 0; i < childCount; i++) { 6900 PackageParser.Package childPackage = pkg.childPackages.get(i); 6901 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 6902 currentTime, user); 6903 } 6904 6905 6906 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 6907 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 6908 } 6909 6910 return scannedPkg; 6911 } 6912 6913 /** 6914 * Scans a package and returns the newly parsed package. 6915 * @throws PackageManagerException on a parse error. 6916 */ 6917 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 6918 int policyFlags, int scanFlags, long currentTime, UserHandle user) 6919 throws PackageManagerException { 6920 PackageSetting ps = null; 6921 PackageSetting updatedPkg; 6922 // reader 6923 synchronized (mPackages) { 6924 // Look to see if we already know about this package. 6925 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6926 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6927 // This package has been renamed to its original name. Let's 6928 // use that. 6929 ps = mSettings.peekPackageLPr(oldName); 6930 } 6931 // If there was no original package, see one for the real package name. 6932 if (ps == null) { 6933 ps = mSettings.peekPackageLPr(pkg.packageName); 6934 } 6935 // Check to see if this package could be hiding/updating a system 6936 // package. Must look for it either under the original or real 6937 // package name depending on our state. 6938 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6939 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6940 6941 // If this is a package we don't know about on the system partition, we 6942 // may need to remove disabled child packages on the system partition 6943 // or may need to not add child packages if the parent apk is updated 6944 // on the data partition and no longer defines this child package. 6945 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6946 // If this is a parent package for an updated system app and this system 6947 // app got an OTA update which no longer defines some of the child packages 6948 // we have to prune them from the disabled system packages. 6949 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 6950 if (disabledPs != null) { 6951 final int scannedChildCount = (pkg.childPackages != null) 6952 ? pkg.childPackages.size() : 0; 6953 final int disabledChildCount = disabledPs.childPackageNames != null 6954 ? disabledPs.childPackageNames.size() : 0; 6955 for (int i = 0; i < disabledChildCount; i++) { 6956 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 6957 boolean disabledPackageAvailable = false; 6958 for (int j = 0; j < scannedChildCount; j++) { 6959 PackageParser.Package childPkg = pkg.childPackages.get(j); 6960 if (childPkg.packageName.equals(disabledChildPackageName)) { 6961 disabledPackageAvailable = true; 6962 break; 6963 } 6964 } 6965 if (!disabledPackageAvailable) { 6966 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 6967 } 6968 } 6969 } 6970 } 6971 } 6972 6973 boolean updatedPkgBetter = false; 6974 // First check if this is a system package that may involve an update 6975 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6976 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6977 // it needs to drop FLAG_PRIVILEGED. 6978 if (locationIsPrivileged(scanFile)) { 6979 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6980 } else { 6981 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6982 } 6983 6984 if (ps != null && !ps.codePath.equals(scanFile)) { 6985 // The path has changed from what was last scanned... check the 6986 // version of the new path against what we have stored to determine 6987 // what to do. 6988 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6989 if (pkg.mVersionCode <= ps.versionCode) { 6990 // The system package has been updated and the code path does not match 6991 // Ignore entry. Skip it. 6992 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6993 + " ignored: updated version " + ps.versionCode 6994 + " better than this " + pkg.mVersionCode); 6995 if (!updatedPkg.codePath.equals(scanFile)) { 6996 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6997 + ps.name + " changing from " + updatedPkg.codePathString 6998 + " to " + scanFile); 6999 updatedPkg.codePath = scanFile; 7000 updatedPkg.codePathString = scanFile.toString(); 7001 updatedPkg.resourcePath = scanFile; 7002 updatedPkg.resourcePathString = scanFile.toString(); 7003 } 7004 updatedPkg.pkg = pkg; 7005 updatedPkg.versionCode = pkg.mVersionCode; 7006 7007 // Update the disabled system child packages to point to the package too. 7008 final int childCount = updatedPkg.childPackageNames != null 7009 ? updatedPkg.childPackageNames.size() : 0; 7010 for (int i = 0; i < childCount; i++) { 7011 String childPackageName = updatedPkg.childPackageNames.get(i); 7012 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7013 childPackageName); 7014 if (updatedChildPkg != null) { 7015 updatedChildPkg.pkg = pkg; 7016 updatedChildPkg.versionCode = pkg.mVersionCode; 7017 } 7018 } 7019 7020 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7021 + scanFile + " ignored: updated version " + ps.versionCode 7022 + " better than this " + pkg.mVersionCode); 7023 } else { 7024 // The current app on the system partition is better than 7025 // what we have updated to on the data partition; switch 7026 // back to the system partition version. 7027 // At this point, its safely assumed that package installation for 7028 // apps in system partition will go through. If not there won't be a working 7029 // version of the app 7030 // writer 7031 synchronized (mPackages) { 7032 // Just remove the loaded entries from package lists. 7033 mPackages.remove(ps.name); 7034 } 7035 7036 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7037 + " reverting from " + ps.codePathString 7038 + ": new version " + pkg.mVersionCode 7039 + " better than installed " + ps.versionCode); 7040 7041 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7042 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7043 synchronized (mInstallLock) { 7044 args.cleanUpResourcesLI(); 7045 } 7046 synchronized (mPackages) { 7047 mSettings.enableSystemPackageLPw(ps.name); 7048 } 7049 updatedPkgBetter = true; 7050 } 7051 } 7052 } 7053 7054 if (updatedPkg != null) { 7055 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7056 // initially 7057 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7058 7059 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7060 // flag set initially 7061 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7062 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7063 } 7064 } 7065 7066 // Verify certificates against what was last scanned 7067 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7068 7069 /* 7070 * A new system app appeared, but we already had a non-system one of the 7071 * same name installed earlier. 7072 */ 7073 boolean shouldHideSystemApp = false; 7074 if (updatedPkg == null && ps != null 7075 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7076 /* 7077 * Check to make sure the signatures match first. If they don't, 7078 * wipe the installed application and its data. 7079 */ 7080 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7081 != PackageManager.SIGNATURE_MATCH) { 7082 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7083 + " signatures don't match existing userdata copy; removing"); 7084 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7085 "scanPackageInternalLI")) { 7086 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7087 } 7088 ps = null; 7089 } else { 7090 /* 7091 * If the newly-added system app is an older version than the 7092 * already installed version, hide it. It will be scanned later 7093 * and re-added like an update. 7094 */ 7095 if (pkg.mVersionCode <= ps.versionCode) { 7096 shouldHideSystemApp = true; 7097 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7098 + " but new version " + pkg.mVersionCode + " better than installed " 7099 + ps.versionCode + "; hiding system"); 7100 } else { 7101 /* 7102 * The newly found system app is a newer version that the 7103 * one previously installed. Simply remove the 7104 * already-installed application and replace it with our own 7105 * while keeping the application data. 7106 */ 7107 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7108 + " reverting from " + ps.codePathString + ": new version " 7109 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7110 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7111 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7112 synchronized (mInstallLock) { 7113 args.cleanUpResourcesLI(); 7114 } 7115 } 7116 } 7117 } 7118 7119 // The apk is forward locked (not public) if its code and resources 7120 // are kept in different files. (except for app in either system or 7121 // vendor path). 7122 // TODO grab this value from PackageSettings 7123 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7124 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7125 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7126 } 7127 } 7128 7129 // TODO: extend to support forward-locked splits 7130 String resourcePath = null; 7131 String baseResourcePath = null; 7132 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7133 if (ps != null && ps.resourcePathString != null) { 7134 resourcePath = ps.resourcePathString; 7135 baseResourcePath = ps.resourcePathString; 7136 } else { 7137 // Should not happen at all. Just log an error. 7138 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7139 } 7140 } else { 7141 resourcePath = pkg.codePath; 7142 baseResourcePath = pkg.baseCodePath; 7143 } 7144 7145 // Set application objects path explicitly. 7146 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7147 pkg.setApplicationInfoCodePath(pkg.codePath); 7148 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7149 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7150 pkg.setApplicationInfoResourcePath(resourcePath); 7151 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7152 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7153 7154 // Note that we invoke the following method only if we are about to unpack an application 7155 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7156 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7157 7158 /* 7159 * If the system app should be overridden by a previously installed 7160 * data, hide the system app now and let the /data/app scan pick it up 7161 * again. 7162 */ 7163 if (shouldHideSystemApp) { 7164 synchronized (mPackages) { 7165 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7166 } 7167 } 7168 7169 return scannedPkg; 7170 } 7171 7172 private static String fixProcessName(String defProcessName, 7173 String processName, int uid) { 7174 if (processName == null) { 7175 return defProcessName; 7176 } 7177 return processName; 7178 } 7179 7180 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7181 throws PackageManagerException { 7182 if (pkgSetting.signatures.mSignatures != null) { 7183 // Already existing package. Make sure signatures match 7184 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7185 == PackageManager.SIGNATURE_MATCH; 7186 if (!match) { 7187 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7188 == PackageManager.SIGNATURE_MATCH; 7189 } 7190 if (!match) { 7191 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7192 == PackageManager.SIGNATURE_MATCH; 7193 } 7194 if (!match) { 7195 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7196 + pkg.packageName + " signatures do not match the " 7197 + "previously installed version; ignoring!"); 7198 } 7199 } 7200 7201 // Check for shared user signatures 7202 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7203 // Already existing package. Make sure signatures match 7204 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7205 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7206 if (!match) { 7207 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7208 == PackageManager.SIGNATURE_MATCH; 7209 } 7210 if (!match) { 7211 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7212 == PackageManager.SIGNATURE_MATCH; 7213 } 7214 if (!match) { 7215 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7216 "Package " + pkg.packageName 7217 + " has no signatures that match those in shared user " 7218 + pkgSetting.sharedUser.name + "; ignoring!"); 7219 } 7220 } 7221 } 7222 7223 /** 7224 * Enforces that only the system UID or root's UID can call a method exposed 7225 * via Binder. 7226 * 7227 * @param message used as message if SecurityException is thrown 7228 * @throws SecurityException if the caller is not system or root 7229 */ 7230 private static final void enforceSystemOrRoot(String message) { 7231 final int uid = Binder.getCallingUid(); 7232 if (uid != Process.SYSTEM_UID && uid != 0) { 7233 throw new SecurityException(message); 7234 } 7235 } 7236 7237 @Override 7238 public void performFstrimIfNeeded() { 7239 enforceSystemOrRoot("Only the system can request fstrim"); 7240 7241 // Before everything else, see whether we need to fstrim. 7242 try { 7243 IMountService ms = PackageHelper.getMountService(); 7244 if (ms != null) { 7245 boolean doTrim = false; 7246 final long interval = android.provider.Settings.Global.getLong( 7247 mContext.getContentResolver(), 7248 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7249 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7250 if (interval > 0) { 7251 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 7252 if (timeSinceLast > interval) { 7253 doTrim = true; 7254 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7255 + "; running immediately"); 7256 } 7257 } 7258 if (doTrim) { 7259 final boolean dexOptDialogShown; 7260 synchronized (mPackages) { 7261 dexOptDialogShown = mDexOptDialogShown; 7262 } 7263 if (!isFirstBoot() && dexOptDialogShown) { 7264 try { 7265 ActivityManagerNative.getDefault().showBootMessage( 7266 mContext.getResources().getString( 7267 R.string.android_upgrading_fstrim), true); 7268 } catch (RemoteException e) { 7269 } 7270 } 7271 ms.runMaintenance(); 7272 } 7273 } else { 7274 Slog.e(TAG, "Mount service unavailable!"); 7275 } 7276 } catch (RemoteException e) { 7277 // Can't happen; MountService is local 7278 } 7279 } 7280 7281 @Override 7282 public void updatePackagesIfNeeded() { 7283 enforceSystemOrRoot("Only the system can request package update"); 7284 7285 // We need to re-extract after an OTA. 7286 boolean causeUpgrade = isUpgrade(); 7287 7288 // First boot or factory reset. 7289 // Note: we also handle devices that are upgrading to N right now as if it is their 7290 // first boot, as they do not have profile data. 7291 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 7292 7293 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 7294 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 7295 7296 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 7297 return; 7298 } 7299 7300 List<PackageParser.Package> pkgs; 7301 synchronized (mPackages) { 7302 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 7303 } 7304 7305 final long startTime = System.nanoTime(); 7306 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 7307 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 7308 7309 final int elapsedTimeSeconds = 7310 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 7311 7312 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 7313 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 7314 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 7315 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 7316 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 7317 } 7318 7319 /** 7320 * Performs dexopt on the set of packages in {@code packages} and returns an int array 7321 * containing statistics about the invocation. The array consists of three elements, 7322 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 7323 * and {@code numberOfPackagesFailed}. 7324 */ 7325 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 7326 String compilerFilter) { 7327 7328 int numberOfPackagesVisited = 0; 7329 int numberOfPackagesOptimized = 0; 7330 int numberOfPackagesSkipped = 0; 7331 int numberOfPackagesFailed = 0; 7332 final int numberOfPackagesToDexopt = pkgs.size(); 7333 7334 for (PackageParser.Package pkg : pkgs) { 7335 numberOfPackagesVisited++; 7336 7337 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 7338 if (DEBUG_DEXOPT) { 7339 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 7340 } 7341 numberOfPackagesSkipped++; 7342 continue; 7343 } 7344 7345 if (DEBUG_DEXOPT) { 7346 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 7347 numberOfPackagesToDexopt + ": " + pkg.packageName); 7348 } 7349 7350 if (showDialog) { 7351 try { 7352 ActivityManagerNative.getDefault().showBootMessage( 7353 mContext.getResources().getString(R.string.android_upgrading_apk, 7354 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 7355 } catch (RemoteException e) { 7356 } 7357 synchronized (mPackages) { 7358 mDexOptDialogShown = true; 7359 } 7360 } 7361 7362 // If the OTA updates a system app which was previously preopted to a non-preopted state 7363 // the app might end up being verified at runtime. That's because by default the apps 7364 // are verify-profile but for preopted apps there's no profile. 7365 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 7366 // that before the OTA the app was preopted) the app gets compiled with a non-profile 7367 // filter (by default 'quicken'). 7368 // Note that at this stage unused apps are already filtered. 7369 if (isSystemApp(pkg) && 7370 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 7371 !Environment.getReferenceProfile(pkg.packageName).exists()) { 7372 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 7373 } 7374 7375 // checkProfiles is false to avoid merging profiles during boot which 7376 // might interfere with background compilation (b/28612421). 7377 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 7378 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 7379 // trade-off worth doing to save boot time work. 7380 int dexOptStatus = performDexOptTraced(pkg.packageName, 7381 false /* checkProfiles */, 7382 compilerFilter, 7383 false /* force */); 7384 switch (dexOptStatus) { 7385 case PackageDexOptimizer.DEX_OPT_PERFORMED: 7386 numberOfPackagesOptimized++; 7387 break; 7388 case PackageDexOptimizer.DEX_OPT_SKIPPED: 7389 numberOfPackagesSkipped++; 7390 break; 7391 case PackageDexOptimizer.DEX_OPT_FAILED: 7392 numberOfPackagesFailed++; 7393 break; 7394 default: 7395 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 7396 break; 7397 } 7398 } 7399 7400 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 7401 numberOfPackagesFailed }; 7402 } 7403 7404 @Override 7405 public void notifyPackageUse(String packageName, int reason) { 7406 synchronized (mPackages) { 7407 PackageParser.Package p = mPackages.get(packageName); 7408 if (p == null) { 7409 return; 7410 } 7411 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 7412 } 7413 } 7414 7415 @Override 7416 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 7417 int userId = UserHandle.getCallingUserId(); 7418 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 7419 if (ai == null) { 7420 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 7421 + loadingPackageName + ", user=" + userId); 7422 return; 7423 } 7424 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 7425 } 7426 7427 // TODO: this is not used nor needed. Delete it. 7428 @Override 7429 public boolean performDexOptIfNeeded(String packageName) { 7430 int dexOptStatus = performDexOptTraced(packageName, 7431 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 7432 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7433 } 7434 7435 @Override 7436 public boolean performDexOpt(String packageName, 7437 boolean checkProfiles, int compileReason, boolean force) { 7438 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7439 getCompilerFilterForReason(compileReason), force); 7440 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7441 } 7442 7443 @Override 7444 public boolean performDexOptMode(String packageName, 7445 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7446 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7447 targetCompilerFilter, force); 7448 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7449 } 7450 7451 private int performDexOptTraced(String packageName, 7452 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7453 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7454 try { 7455 return performDexOptInternal(packageName, checkProfiles, 7456 targetCompilerFilter, force); 7457 } finally { 7458 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7459 } 7460 } 7461 7462 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 7463 // if the package can now be considered up to date for the given filter. 7464 private int performDexOptInternal(String packageName, 7465 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7466 PackageParser.Package p; 7467 synchronized (mPackages) { 7468 p = mPackages.get(packageName); 7469 if (p == null) { 7470 // Package could not be found. Report failure. 7471 return PackageDexOptimizer.DEX_OPT_FAILED; 7472 } 7473 mPackageUsage.maybeWriteAsync(mPackages); 7474 mCompilerStats.maybeWriteAsync(); 7475 } 7476 long callingId = Binder.clearCallingIdentity(); 7477 try { 7478 synchronized (mInstallLock) { 7479 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 7480 targetCompilerFilter, force); 7481 } 7482 } finally { 7483 Binder.restoreCallingIdentity(callingId); 7484 } 7485 } 7486 7487 public ArraySet<String> getOptimizablePackages() { 7488 ArraySet<String> pkgs = new ArraySet<String>(); 7489 synchronized (mPackages) { 7490 for (PackageParser.Package p : mPackages.values()) { 7491 if (PackageDexOptimizer.canOptimizePackage(p)) { 7492 pkgs.add(p.packageName); 7493 } 7494 } 7495 } 7496 return pkgs; 7497 } 7498 7499 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 7500 boolean checkProfiles, String targetCompilerFilter, 7501 boolean force) { 7502 // Select the dex optimizer based on the force parameter. 7503 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 7504 // allocate an object here. 7505 PackageDexOptimizer pdo = force 7506 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 7507 : mPackageDexOptimizer; 7508 7509 // Optimize all dependencies first. Note: we ignore the return value and march on 7510 // on errors. 7511 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 7512 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 7513 if (!deps.isEmpty()) { 7514 for (PackageParser.Package depPackage : deps) { 7515 // TODO: Analyze and investigate if we (should) profile libraries. 7516 // Currently this will do a full compilation of the library by default. 7517 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 7518 false /* checkProfiles */, 7519 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 7520 getOrCreateCompilerPackageStats(depPackage), 7521 mDexManager.isUsedByOtherApps(p.packageName)); 7522 } 7523 } 7524 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 7525 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 7526 mDexManager.isUsedByOtherApps(p.packageName)); 7527 } 7528 7529 // Performs dexopt on the used secondary dex files belonging to the given package. 7530 // Returns true if all dex files were process successfully (which could mean either dexopt or 7531 // skip). Returns false if any of the files caused errors. 7532 @Override 7533 public boolean performDexOptSecondary(String packageName, String compilerFilter, 7534 boolean force) { 7535 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 7536 } 7537 7538 public boolean performDexOptSecondary(String packageName, int compileReason, 7539 boolean force) { 7540 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 7541 } 7542 7543 /** 7544 * Reconcile the information we have about the secondary dex files belonging to 7545 * {@code packagName} and the actual dex files. For all dex files that were 7546 * deleted, update the internal records and delete the generated oat files. 7547 */ 7548 @Override 7549 public void reconcileSecondaryDexFiles(String packageName) { 7550 mDexManager.reconcileSecondaryDexFiles(packageName); 7551 } 7552 7553 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 7554 // a reference there. 7555 /*package*/ DexManager getDexManager() { 7556 return mDexManager; 7557 } 7558 7559 /** 7560 * Execute the background dexopt job immediately. 7561 */ 7562 @Override 7563 public boolean runBackgroundDexoptJob() { 7564 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 7565 } 7566 7567 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 7568 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 7569 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 7570 Set<String> collectedNames = new HashSet<>(); 7571 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 7572 7573 retValue.remove(p); 7574 7575 return retValue; 7576 } else { 7577 return Collections.emptyList(); 7578 } 7579 } 7580 7581 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 7582 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7583 if (!collectedNames.contains(p.packageName)) { 7584 collectedNames.add(p.packageName); 7585 collected.add(p); 7586 7587 if (p.usesLibraries != null) { 7588 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 7589 } 7590 if (p.usesOptionalLibraries != null) { 7591 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 7592 collectedNames); 7593 } 7594 } 7595 } 7596 7597 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 7598 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7599 for (String libName : libs) { 7600 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 7601 if (libPkg != null) { 7602 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 7603 } 7604 } 7605 } 7606 7607 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 7608 synchronized (mPackages) { 7609 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 7610 if (lib != null && lib.apk != null) { 7611 return mPackages.get(lib.apk); 7612 } 7613 } 7614 return null; 7615 } 7616 7617 public void shutdown() { 7618 mPackageUsage.writeNow(mPackages); 7619 mCompilerStats.writeNow(); 7620 } 7621 7622 @Override 7623 public void dumpProfiles(String packageName) { 7624 PackageParser.Package pkg; 7625 synchronized (mPackages) { 7626 pkg = mPackages.get(packageName); 7627 if (pkg == null) { 7628 throw new IllegalArgumentException("Unknown package: " + packageName); 7629 } 7630 } 7631 /* Only the shell, root, or the app user should be able to dump profiles. */ 7632 int callingUid = Binder.getCallingUid(); 7633 if (callingUid != Process.SHELL_UID && 7634 callingUid != Process.ROOT_UID && 7635 callingUid != pkg.applicationInfo.uid) { 7636 throw new SecurityException("dumpProfiles"); 7637 } 7638 7639 synchronized (mInstallLock) { 7640 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 7641 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7642 try { 7643 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 7644 String codePaths = TextUtils.join(";", allCodePaths); 7645 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 7646 } catch (InstallerException e) { 7647 Slog.w(TAG, "Failed to dump profiles", e); 7648 } 7649 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7650 } 7651 } 7652 7653 @Override 7654 public void forceDexOpt(String packageName) { 7655 enforceSystemOrRoot("forceDexOpt"); 7656 7657 PackageParser.Package pkg; 7658 synchronized (mPackages) { 7659 pkg = mPackages.get(packageName); 7660 if (pkg == null) { 7661 throw new IllegalArgumentException("Unknown package: " + packageName); 7662 } 7663 } 7664 7665 synchronized (mInstallLock) { 7666 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7667 7668 // Whoever is calling forceDexOpt wants a fully compiled package. 7669 // Don't use profiles since that may cause compilation to be skipped. 7670 final int res = performDexOptInternalWithDependenciesLI(pkg, 7671 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 7672 true /* force */); 7673 7674 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7675 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 7676 throw new IllegalStateException("Failed to dexopt: " + res); 7677 } 7678 } 7679 } 7680 7681 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 7682 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 7683 Slog.w(TAG, "Unable to update from " + oldPkg.name 7684 + " to " + newPkg.packageName 7685 + ": old package not in system partition"); 7686 return false; 7687 } else if (mPackages.get(oldPkg.name) != null) { 7688 Slog.w(TAG, "Unable to update from " + oldPkg.name 7689 + " to " + newPkg.packageName 7690 + ": old package still exists"); 7691 return false; 7692 } 7693 return true; 7694 } 7695 7696 void removeCodePathLI(File codePath) { 7697 if (codePath.isDirectory()) { 7698 try { 7699 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7700 } catch (InstallerException e) { 7701 Slog.w(TAG, "Failed to remove code path", e); 7702 } 7703 } else { 7704 codePath.delete(); 7705 } 7706 } 7707 7708 private int[] resolveUserIds(int userId) { 7709 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 7710 } 7711 7712 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7713 if (pkg == null) { 7714 Slog.wtf(TAG, "Package was null!", new Throwable()); 7715 return; 7716 } 7717 clearAppDataLeafLIF(pkg, userId, flags); 7718 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7719 for (int i = 0; i < childCount; i++) { 7720 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7721 } 7722 } 7723 7724 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7725 final PackageSetting ps; 7726 synchronized (mPackages) { 7727 ps = mSettings.mPackages.get(pkg.packageName); 7728 } 7729 for (int realUserId : resolveUserIds(userId)) { 7730 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7731 try { 7732 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7733 ceDataInode); 7734 } catch (InstallerException e) { 7735 Slog.w(TAG, String.valueOf(e)); 7736 } 7737 } 7738 } 7739 7740 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7741 if (pkg == null) { 7742 Slog.wtf(TAG, "Package was null!", new Throwable()); 7743 return; 7744 } 7745 destroyAppDataLeafLIF(pkg, userId, flags); 7746 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7747 for (int i = 0; i < childCount; i++) { 7748 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7749 } 7750 } 7751 7752 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7753 final PackageSetting ps; 7754 synchronized (mPackages) { 7755 ps = mSettings.mPackages.get(pkg.packageName); 7756 } 7757 for (int realUserId : resolveUserIds(userId)) { 7758 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7759 try { 7760 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7761 ceDataInode); 7762 } catch (InstallerException e) { 7763 Slog.w(TAG, String.valueOf(e)); 7764 } 7765 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 7766 } 7767 } 7768 7769 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 7770 if (pkg == null) { 7771 Slog.wtf(TAG, "Package was null!", new Throwable()); 7772 return; 7773 } 7774 destroyAppProfilesLeafLIF(pkg); 7775 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7776 for (int i = 0; i < childCount; i++) { 7777 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 7778 } 7779 } 7780 7781 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 7782 try { 7783 mInstaller.destroyAppProfiles(pkg.packageName); 7784 } catch (InstallerException e) { 7785 Slog.w(TAG, String.valueOf(e)); 7786 } 7787 } 7788 7789 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 7790 if (pkg == null) { 7791 Slog.wtf(TAG, "Package was null!", new Throwable()); 7792 return; 7793 } 7794 clearAppProfilesLeafLIF(pkg); 7795 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7796 for (int i = 0; i < childCount; i++) { 7797 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 7798 } 7799 } 7800 7801 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 7802 try { 7803 mInstaller.clearAppProfiles(pkg.packageName); 7804 } catch (InstallerException e) { 7805 Slog.w(TAG, String.valueOf(e)); 7806 } 7807 } 7808 7809 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 7810 long lastUpdateTime) { 7811 // Set parent install/update time 7812 PackageSetting ps = (PackageSetting) pkg.mExtras; 7813 if (ps != null) { 7814 ps.firstInstallTime = firstInstallTime; 7815 ps.lastUpdateTime = lastUpdateTime; 7816 } 7817 // Set children install/update time 7818 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7819 for (int i = 0; i < childCount; i++) { 7820 PackageParser.Package childPkg = pkg.childPackages.get(i); 7821 ps = (PackageSetting) childPkg.mExtras; 7822 if (ps != null) { 7823 ps.firstInstallTime = firstInstallTime; 7824 ps.lastUpdateTime = lastUpdateTime; 7825 } 7826 } 7827 } 7828 7829 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 7830 PackageParser.Package changingLib) { 7831 if (file.path != null) { 7832 usesLibraryFiles.add(file.path); 7833 return; 7834 } 7835 PackageParser.Package p = mPackages.get(file.apk); 7836 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 7837 // If we are doing this while in the middle of updating a library apk, 7838 // then we need to make sure to use that new apk for determining the 7839 // dependencies here. (We haven't yet finished committing the new apk 7840 // to the package manager state.) 7841 if (p == null || p.packageName.equals(changingLib.packageName)) { 7842 p = changingLib; 7843 } 7844 } 7845 if (p != null) { 7846 usesLibraryFiles.addAll(p.getAllCodePaths()); 7847 } 7848 } 7849 7850 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 7851 PackageParser.Package changingLib) throws PackageManagerException { 7852 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 7853 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 7854 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 7855 for (int i=0; i<N; i++) { 7856 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 7857 if (file == null) { 7858 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 7859 "Package " + pkg.packageName + " requires unavailable shared library " 7860 + pkg.usesLibraries.get(i) + "; failing!"); 7861 } 7862 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7863 } 7864 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 7865 for (int i=0; i<N; i++) { 7866 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 7867 if (file == null) { 7868 Slog.w(TAG, "Package " + pkg.packageName 7869 + " desires unavailable shared library " 7870 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 7871 } else { 7872 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7873 } 7874 } 7875 N = usesLibraryFiles.size(); 7876 if (N > 0) { 7877 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 7878 } else { 7879 pkg.usesLibraryFiles = null; 7880 } 7881 } 7882 } 7883 7884 private static boolean hasString(List<String> list, List<String> which) { 7885 if (list == null) { 7886 return false; 7887 } 7888 for (int i=list.size()-1; i>=0; i--) { 7889 for (int j=which.size()-1; j>=0; j--) { 7890 if (which.get(j).equals(list.get(i))) { 7891 return true; 7892 } 7893 } 7894 } 7895 return false; 7896 } 7897 7898 private void updateAllSharedLibrariesLPw() { 7899 for (PackageParser.Package pkg : mPackages.values()) { 7900 try { 7901 updateSharedLibrariesLPw(pkg, null); 7902 } catch (PackageManagerException e) { 7903 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7904 } 7905 } 7906 } 7907 7908 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 7909 PackageParser.Package changingPkg) { 7910 ArrayList<PackageParser.Package> res = null; 7911 for (PackageParser.Package pkg : mPackages.values()) { 7912 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 7913 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 7914 if (res == null) { 7915 res = new ArrayList<PackageParser.Package>(); 7916 } 7917 res.add(pkg); 7918 try { 7919 updateSharedLibrariesLPw(pkg, changingPkg); 7920 } catch (PackageManagerException e) { 7921 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7922 } 7923 } 7924 } 7925 return res; 7926 } 7927 7928 /** 7929 * Derive the value of the {@code cpuAbiOverride} based on the provided 7930 * value and an optional stored value from the package settings. 7931 */ 7932 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 7933 String cpuAbiOverride = null; 7934 7935 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 7936 cpuAbiOverride = null; 7937 } else if (abiOverride != null) { 7938 cpuAbiOverride = abiOverride; 7939 } else if (settings != null) { 7940 cpuAbiOverride = settings.cpuAbiOverrideString; 7941 } 7942 7943 return cpuAbiOverride; 7944 } 7945 7946 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 7947 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7948 throws PackageManagerException { 7949 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 7950 // If the package has children and this is the first dive in the function 7951 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 7952 // whether all packages (parent and children) would be successfully scanned 7953 // before the actual scan since scanning mutates internal state and we want 7954 // to atomically install the package and its children. 7955 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7956 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7957 scanFlags |= SCAN_CHECK_ONLY; 7958 } 7959 } else { 7960 scanFlags &= ~SCAN_CHECK_ONLY; 7961 } 7962 7963 final PackageParser.Package scannedPkg; 7964 try { 7965 // Scan the parent 7966 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 7967 // Scan the children 7968 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7969 for (int i = 0; i < childCount; i++) { 7970 PackageParser.Package childPkg = pkg.childPackages.get(i); 7971 scanPackageLI(childPkg, policyFlags, 7972 scanFlags, currentTime, user); 7973 } 7974 } finally { 7975 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7976 } 7977 7978 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7979 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 7980 } 7981 7982 return scannedPkg; 7983 } 7984 7985 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 7986 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7987 boolean success = false; 7988 try { 7989 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 7990 currentTime, user); 7991 success = true; 7992 return res; 7993 } finally { 7994 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 7995 // DELETE_DATA_ON_FAILURES is only used by frozen paths 7996 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 7997 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 7998 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 7999 } 8000 } 8001 } 8002 8003 /** 8004 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 8005 */ 8006 private static boolean apkHasCode(String fileName) { 8007 StrictJarFile jarFile = null; 8008 try { 8009 jarFile = new StrictJarFile(fileName, 8010 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 8011 return jarFile.findEntry("classes.dex") != null; 8012 } catch (IOException ignore) { 8013 } finally { 8014 try { 8015 if (jarFile != null) { 8016 jarFile.close(); 8017 } 8018 } catch (IOException ignore) {} 8019 } 8020 return false; 8021 } 8022 8023 /** 8024 * Enforces code policy for the package. This ensures that if an APK has 8025 * declared hasCode="true" in its manifest that the APK actually contains 8026 * code. 8027 * 8028 * @throws PackageManagerException If bytecode could not be found when it should exist 8029 */ 8030 private static void enforceCodePolicy(PackageParser.Package pkg) 8031 throws PackageManagerException { 8032 final boolean shouldHaveCode = 8033 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 8034 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 8035 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8036 "Package " + pkg.baseCodePath + " code is missing"); 8037 } 8038 8039 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8040 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8041 final boolean splitShouldHaveCode = 8042 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 8043 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 8044 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8045 "Package " + pkg.splitCodePaths[i] + " code is missing"); 8046 } 8047 } 8048 } 8049 } 8050 8051 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 8052 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 8053 throws PackageManagerException { 8054 final File scanFile = new File(pkg.codePath); 8055 if (pkg.applicationInfo.getCodePath() == null || 8056 pkg.applicationInfo.getResourcePath() == null) { 8057 // Bail out. The resource and code paths haven't been set. 8058 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8059 "Code and resource paths haven't been set correctly"); 8060 } 8061 8062 // Apply policy 8063 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 8064 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 8065 if (pkg.applicationInfo.isDirectBootAware()) { 8066 // we're direct boot aware; set for all components 8067 for (PackageParser.Service s : pkg.services) { 8068 s.info.encryptionAware = s.info.directBootAware = true; 8069 } 8070 for (PackageParser.Provider p : pkg.providers) { 8071 p.info.encryptionAware = p.info.directBootAware = true; 8072 } 8073 for (PackageParser.Activity a : pkg.activities) { 8074 a.info.encryptionAware = a.info.directBootAware = true; 8075 } 8076 for (PackageParser.Activity r : pkg.receivers) { 8077 r.info.encryptionAware = r.info.directBootAware = true; 8078 } 8079 } 8080 } else { 8081 // Only allow system apps to be flagged as core apps. 8082 pkg.coreApp = false; 8083 // clear flags not applicable to regular apps 8084 pkg.applicationInfo.privateFlags &= 8085 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 8086 pkg.applicationInfo.privateFlags &= 8087 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 8088 } 8089 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 8090 8091 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 8092 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8093 } 8094 8095 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 8096 enforceCodePolicy(pkg); 8097 } 8098 8099 if (mCustomResolverComponentName != null && 8100 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 8101 setUpCustomResolverActivity(pkg); 8102 } 8103 8104 if (pkg.packageName.equals("android")) { 8105 synchronized (mPackages) { 8106 if (mAndroidApplication != null) { 8107 Slog.w(TAG, "*************************************************"); 8108 Slog.w(TAG, "Core android package being redefined. Skipping."); 8109 Slog.w(TAG, " file=" + scanFile); 8110 Slog.w(TAG, "*************************************************"); 8111 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8112 "Core android package being redefined. Skipping."); 8113 } 8114 8115 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8116 // Set up information for our fall-back user intent resolution activity. 8117 mPlatformPackage = pkg; 8118 pkg.mVersionCode = mSdkVersion; 8119 mAndroidApplication = pkg.applicationInfo; 8120 8121 if (!mResolverReplaced) { 8122 mResolveActivity.applicationInfo = mAndroidApplication; 8123 mResolveActivity.name = ResolverActivity.class.getName(); 8124 mResolveActivity.packageName = mAndroidApplication.packageName; 8125 mResolveActivity.processName = "system:ui"; 8126 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8127 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 8128 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 8129 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 8130 mResolveActivity.exported = true; 8131 mResolveActivity.enabled = true; 8132 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 8133 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 8134 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 8135 | ActivityInfo.CONFIG_SCREEN_LAYOUT 8136 | ActivityInfo.CONFIG_ORIENTATION 8137 | ActivityInfo.CONFIG_KEYBOARD 8138 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 8139 mResolveInfo.activityInfo = mResolveActivity; 8140 mResolveInfo.priority = 0; 8141 mResolveInfo.preferredOrder = 0; 8142 mResolveInfo.match = 0; 8143 mResolveComponentName = new ComponentName( 8144 mAndroidApplication.packageName, mResolveActivity.name); 8145 } 8146 } 8147 } 8148 } 8149 8150 if (DEBUG_PACKAGE_SCANNING) { 8151 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8152 Log.d(TAG, "Scanning package " + pkg.packageName); 8153 } 8154 8155 synchronized (mPackages) { 8156 if (mPackages.containsKey(pkg.packageName) 8157 || mSharedLibraries.containsKey(pkg.packageName)) { 8158 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8159 "Application package " + pkg.packageName 8160 + " already installed. Skipping duplicate."); 8161 } 8162 8163 // If we're only installing presumed-existing packages, require that the 8164 // scanned APK is both already known and at the path previously established 8165 // for it. Previously unknown packages we pick up normally, but if we have an 8166 // a priori expectation about this package's install presence, enforce it. 8167 // With a singular exception for new system packages. When an OTA contains 8168 // a new system package, we allow the codepath to change from a system location 8169 // to the user-installed location. If we don't allow this change, any newer, 8170 // user-installed version of the application will be ignored. 8171 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 8172 if (mExpectingBetter.containsKey(pkg.packageName)) { 8173 logCriticalInfo(Log.WARN, 8174 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 8175 } else { 8176 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 8177 if (known != null) { 8178 if (DEBUG_PACKAGE_SCANNING) { 8179 Log.d(TAG, "Examining " + pkg.codePath 8180 + " and requiring known paths " + known.codePathString 8181 + " & " + known.resourcePathString); 8182 } 8183 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 8184 || !pkg.applicationInfo.getResourcePath().equals( 8185 known.resourcePathString)) { 8186 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 8187 "Application package " + pkg.packageName 8188 + " found at " + pkg.applicationInfo.getCodePath() 8189 + " but expected at " + known.codePathString 8190 + "; ignoring."); 8191 } 8192 } 8193 } 8194 } 8195 } 8196 8197 // Initialize package source and resource directories 8198 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8199 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8200 8201 SharedUserSetting suid = null; 8202 PackageSetting pkgSetting = null; 8203 8204 if (!isSystemApp(pkg)) { 8205 // Only system apps can use these features. 8206 pkg.mOriginalPackages = null; 8207 pkg.mRealPackage = null; 8208 pkg.mAdoptPermissions = null; 8209 } 8210 8211 // Getting the package setting may have a side-effect, so if we 8212 // are only checking if scan would succeed, stash a copy of the 8213 // old setting to restore at the end. 8214 PackageSetting nonMutatedPs = null; 8215 8216 // writer 8217 synchronized (mPackages) { 8218 if (pkg.mSharedUserId != null) { 8219 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 8220 if (suid == null) { 8221 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 8222 "Creating application package " + pkg.packageName 8223 + " for shared user failed"); 8224 } 8225 if (DEBUG_PACKAGE_SCANNING) { 8226 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8227 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8228 + "): packages=" + suid.packages); 8229 } 8230 } 8231 8232 // Check if we are renaming from an original package name. 8233 PackageSetting origPackage = null; 8234 String realName = null; 8235 if (pkg.mOriginalPackages != null) { 8236 // This package may need to be renamed to a previously 8237 // installed name. Let's check on that... 8238 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 8239 if (pkg.mOriginalPackages.contains(renamed)) { 8240 // This package had originally been installed as the 8241 // original name, and we have already taken care of 8242 // transitioning to the new one. Just update the new 8243 // one to continue using the old name. 8244 realName = pkg.mRealPackage; 8245 if (!pkg.packageName.equals(renamed)) { 8246 // Callers into this function may have already taken 8247 // care of renaming the package; only do it here if 8248 // it is not already done. 8249 pkg.setPackageName(renamed); 8250 } 8251 8252 } else { 8253 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8254 if ((origPackage = mSettings.peekPackageLPr( 8255 pkg.mOriginalPackages.get(i))) != null) { 8256 // We do have the package already installed under its 8257 // original name... should we use it? 8258 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8259 // New package is not compatible with original. 8260 origPackage = null; 8261 continue; 8262 } else if (origPackage.sharedUser != null) { 8263 // Make sure uid is compatible between packages. 8264 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8265 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8266 + " to " + pkg.packageName + ": old uid " 8267 + origPackage.sharedUser.name 8268 + " differs from " + pkg.mSharedUserId); 8269 origPackage = null; 8270 continue; 8271 } 8272 // TODO: Add case when shared user id is added [b/28144775] 8273 } else { 8274 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 8275 + pkg.packageName + " to old name " + origPackage.name); 8276 } 8277 break; 8278 } 8279 } 8280 } 8281 } 8282 8283 if (mTransferedPackages.contains(pkg.packageName)) { 8284 Slog.w(TAG, "Package " + pkg.packageName 8285 + " was transferred to another, but its .apk remains"); 8286 } 8287 8288 // See comments in nonMutatedPs declaration 8289 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8290 PackageSetting foundPs = mSettings.peekPackageLPr(pkg.packageName); 8291 if (foundPs != null) { 8292 nonMutatedPs = new PackageSetting(foundPs); 8293 } 8294 } 8295 8296 // Just create the setting, don't add it yet. For already existing packages 8297 // the PkgSetting exists already and doesn't have to be created. 8298 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 8299 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 8300 pkg.applicationInfo.primaryCpuAbi, 8301 pkg.applicationInfo.secondaryCpuAbi, 8302 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 8303 user, false); 8304 if (pkgSetting == null) { 8305 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 8306 "Creating application package " + pkg.packageName + " failed"); 8307 } 8308 8309 if (pkgSetting.origPackage != null) { 8310 // If we are first transitioning from an original package, 8311 // fix up the new package's name now. We need to do this after 8312 // looking up the package under its new name, so getPackageLP 8313 // can take care of fiddling things correctly. 8314 pkg.setPackageName(origPackage.name); 8315 8316 // File a report about this. 8317 String msg = "New package " + pkgSetting.realName 8318 + " renamed to replace old package " + pkgSetting.name; 8319 reportSettingsProblem(Log.WARN, msg); 8320 8321 // Make a note of it. 8322 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8323 mTransferedPackages.add(origPackage.name); 8324 } 8325 8326 // No longer need to retain this. 8327 pkgSetting.origPackage = null; 8328 } 8329 8330 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 8331 // Make a note of it. 8332 mTransferedPackages.add(pkg.packageName); 8333 } 8334 8335 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 8336 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 8337 } 8338 8339 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8340 // Check all shared libraries and map to their actual file path. 8341 // We only do this here for apps not on a system dir, because those 8342 // are the only ones that can fail an install due to this. We 8343 // will take care of the system apps by updating all of their 8344 // library paths after the scan is done. 8345 updateSharedLibrariesLPw(pkg, null); 8346 } 8347 8348 if (mFoundPolicyFile) { 8349 SELinuxMMAC.assignSeinfoValue(pkg); 8350 } 8351 8352 pkg.applicationInfo.uid = pkgSetting.appId; 8353 pkg.mExtras = pkgSetting; 8354 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 8355 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 8356 // We just determined the app is signed correctly, so bring 8357 // over the latest parsed certs. 8358 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8359 } else { 8360 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8361 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8362 "Package " + pkg.packageName + " upgrade keys do not match the " 8363 + "previously installed version"); 8364 } else { 8365 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8366 String msg = "System package " + pkg.packageName 8367 + " signature changed; retaining data."; 8368 reportSettingsProblem(Log.WARN, msg); 8369 } 8370 } 8371 } else { 8372 try { 8373 verifySignaturesLP(pkgSetting, pkg); 8374 // We just determined the app is signed correctly, so bring 8375 // over the latest parsed certs. 8376 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8377 } catch (PackageManagerException e) { 8378 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8379 throw e; 8380 } 8381 // The signature has changed, but this package is in the system 8382 // image... let's recover! 8383 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8384 // However... if this package is part of a shared user, but it 8385 // doesn't match the signature of the shared user, let's fail. 8386 // What this means is that you can't change the signatures 8387 // associated with an overall shared user, which doesn't seem all 8388 // that unreasonable. 8389 if (pkgSetting.sharedUser != null) { 8390 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8391 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 8392 throw new PackageManagerException( 8393 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 8394 "Signature mismatch for shared user: " 8395 + pkgSetting.sharedUser); 8396 } 8397 } 8398 // File a report about this. 8399 String msg = "System package " + pkg.packageName 8400 + " signature changed; retaining data."; 8401 reportSettingsProblem(Log.WARN, msg); 8402 } 8403 } 8404 // Verify that this new package doesn't have any content providers 8405 // that conflict with existing packages. Only do this if the 8406 // package isn't already installed, since we don't want to break 8407 // things that are installed. 8408 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 8409 final int N = pkg.providers.size(); 8410 int i; 8411 for (i=0; i<N; i++) { 8412 PackageParser.Provider p = pkg.providers.get(i); 8413 if (p.info.authority != null) { 8414 String names[] = p.info.authority.split(";"); 8415 for (int j = 0; j < names.length; j++) { 8416 if (mProvidersByAuthority.containsKey(names[j])) { 8417 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8418 final String otherPackageName = 8419 ((other != null && other.getComponentName() != null) ? 8420 other.getComponentName().getPackageName() : "?"); 8421 throw new PackageManagerException( 8422 INSTALL_FAILED_CONFLICTING_PROVIDER, 8423 "Can't install because provider name " + names[j] 8424 + " (in package " + pkg.applicationInfo.packageName 8425 + ") is already used by " + otherPackageName); 8426 } 8427 } 8428 } 8429 } 8430 } 8431 8432 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 8433 // This package wants to adopt ownership of permissions from 8434 // another package. 8435 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 8436 final String origName = pkg.mAdoptPermissions.get(i); 8437 final PackageSetting orig = mSettings.peekPackageLPr(origName); 8438 if (orig != null) { 8439 if (verifyPackageUpdateLPr(orig, pkg)) { 8440 Slog.i(TAG, "Adopting permissions from " + origName + " to " 8441 + pkg.packageName); 8442 mSettings.transferPermissionsLPw(origName, pkg.packageName); 8443 } 8444 } 8445 } 8446 } 8447 } 8448 8449 final String pkgName = pkg.packageName; 8450 8451 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 8452 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 8453 pkg.applicationInfo.processName = fixProcessName( 8454 pkg.applicationInfo.packageName, 8455 pkg.applicationInfo.processName, 8456 pkg.applicationInfo.uid); 8457 8458 if (pkg != mPlatformPackage) { 8459 // Get all of our default paths setup 8460 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 8461 } 8462 8463 final String path = scanFile.getPath(); 8464 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 8465 8466 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 8467 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 8468 8469 // Some system apps still use directory structure for native libraries 8470 // in which case we might end up not detecting abi solely based on apk 8471 // structure. Try to detect abi based on directory structure. 8472 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 8473 pkg.applicationInfo.primaryCpuAbi == null) { 8474 setBundledAppAbisAndRoots(pkg, pkgSetting); 8475 setNativeLibraryPaths(pkg); 8476 } 8477 8478 } else { 8479 if ((scanFlags & SCAN_MOVE) != 0) { 8480 // We haven't run dex-opt for this move (since we've moved the compiled output too) 8481 // but we already have this packages package info in the PackageSetting. We just 8482 // use that and derive the native library path based on the new codepath. 8483 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 8484 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 8485 } 8486 8487 // Set native library paths again. For moves, the path will be updated based on the 8488 // ABIs we've determined above. For non-moves, the path will be updated based on the 8489 // ABIs we determined during compilation, but the path will depend on the final 8490 // package path (after the rename away from the stage path). 8491 setNativeLibraryPaths(pkg); 8492 } 8493 8494 // This is a special case for the "system" package, where the ABI is 8495 // dictated by the zygote configuration (and init.rc). We should keep track 8496 // of this ABI so that we can deal with "normal" applications that run under 8497 // the same UID correctly. 8498 if (mPlatformPackage == pkg) { 8499 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 8500 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 8501 } 8502 8503 // If there's a mismatch between the abi-override in the package setting 8504 // and the abiOverride specified for the install. Warn about this because we 8505 // would've already compiled the app without taking the package setting into 8506 // account. 8507 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 8508 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 8509 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 8510 " for package " + pkg.packageName); 8511 } 8512 } 8513 8514 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8515 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8516 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 8517 8518 // Copy the derived override back to the parsed package, so that we can 8519 // update the package settings accordingly. 8520 pkg.cpuAbiOverride = cpuAbiOverride; 8521 8522 if (DEBUG_ABI_SELECTION) { 8523 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 8524 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 8525 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 8526 } 8527 8528 // Push the derived path down into PackageSettings so we know what to 8529 // clean up at uninstall time. 8530 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 8531 8532 if (DEBUG_ABI_SELECTION) { 8533 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 8534 " primary=" + pkg.applicationInfo.primaryCpuAbi + 8535 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 8536 } 8537 8538 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 8539 // We don't do this here during boot because we can do it all 8540 // at once after scanning all existing packages. 8541 // 8542 // We also do this *before* we perform dexopt on this package, so that 8543 // we can avoid redundant dexopts, and also to make sure we've got the 8544 // code and package path correct. 8545 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 8546 pkg, true /* boot complete */); 8547 } 8548 8549 if (mFactoryTest && pkg.requestedPermissions.contains( 8550 android.Manifest.permission.FACTORY_TEST)) { 8551 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 8552 } 8553 8554 if (isSystemApp(pkg)) { 8555 pkgSetting.isOrphaned = true; 8556 } 8557 8558 ArrayList<PackageParser.Package> clientLibPkgs = null; 8559 8560 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8561 if (nonMutatedPs != null) { 8562 synchronized (mPackages) { 8563 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 8564 } 8565 } 8566 return pkg; 8567 } 8568 8569 // Only privileged apps and updated privileged apps can add child packages. 8570 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 8571 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 8572 throw new PackageManagerException("Only privileged apps and updated " 8573 + "privileged apps can add child packages. Ignoring package " 8574 + pkg.packageName); 8575 } 8576 final int childCount = pkg.childPackages.size(); 8577 for (int i = 0; i < childCount; i++) { 8578 PackageParser.Package childPkg = pkg.childPackages.get(i); 8579 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 8580 childPkg.packageName)) { 8581 throw new PackageManagerException("Cannot override a child package of " 8582 + "another disabled system app. Ignoring package " + pkg.packageName); 8583 } 8584 } 8585 } 8586 8587 // writer 8588 synchronized (mPackages) { 8589 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8590 // Only system apps can add new shared libraries. 8591 if (pkg.libraryNames != null) { 8592 for (int i=0; i<pkg.libraryNames.size(); i++) { 8593 String name = pkg.libraryNames.get(i); 8594 boolean allowed = false; 8595 if (pkg.isUpdatedSystemApp()) { 8596 // New library entries can only be added through the 8597 // system image. This is important to get rid of a lot 8598 // of nasty edge cases: for example if we allowed a non- 8599 // system update of the app to add a library, then uninstalling 8600 // the update would make the library go away, and assumptions 8601 // we made such as through app install filtering would now 8602 // have allowed apps on the device which aren't compatible 8603 // with it. Better to just have the restriction here, be 8604 // conservative, and create many fewer cases that can negatively 8605 // impact the user experience. 8606 final PackageSetting sysPs = mSettings 8607 .getDisabledSystemPkgLPr(pkg.packageName); 8608 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 8609 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 8610 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 8611 allowed = true; 8612 break; 8613 } 8614 } 8615 } 8616 } else { 8617 allowed = true; 8618 } 8619 if (allowed) { 8620 if (!mSharedLibraries.containsKey(name)) { 8621 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 8622 } else if (!name.equals(pkg.packageName)) { 8623 Slog.w(TAG, "Package " + pkg.packageName + " library " 8624 + name + " already exists; skipping"); 8625 } 8626 } else { 8627 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 8628 + name + " that is not declared on system image; skipping"); 8629 } 8630 } 8631 if ((scanFlags & SCAN_BOOTING) == 0) { 8632 // If we are not booting, we need to update any applications 8633 // that are clients of our shared library. If we are booting, 8634 // this will all be done once the scan is complete. 8635 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 8636 } 8637 } 8638 } 8639 } 8640 8641 if ((scanFlags & SCAN_BOOTING) != 0) { 8642 // No apps can run during boot scan, so they don't need to be frozen 8643 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 8644 // Caller asked to not kill app, so it's probably not frozen 8645 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 8646 // Caller asked us to ignore frozen check for some reason; they 8647 // probably didn't know the package name 8648 } else { 8649 // We're doing major surgery on this package, so it better be frozen 8650 // right now to keep it from launching 8651 checkPackageFrozen(pkgName); 8652 } 8653 8654 // Also need to kill any apps that are dependent on the library. 8655 if (clientLibPkgs != null) { 8656 for (int i=0; i<clientLibPkgs.size(); i++) { 8657 PackageParser.Package clientPkg = clientLibPkgs.get(i); 8658 killApplication(clientPkg.applicationInfo.packageName, 8659 clientPkg.applicationInfo.uid, "update lib"); 8660 } 8661 } 8662 8663 // Make sure we're not adding any bogus keyset info 8664 KeySetManagerService ksms = mSettings.mKeySetManagerService; 8665 ksms.assertScannedPackageValid(pkg); 8666 8667 // writer 8668 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 8669 8670 boolean createIdmapFailed = false; 8671 synchronized (mPackages) { 8672 // We don't expect installation to fail beyond this point 8673 8674 // Add the new setting to mSettings 8675 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 8676 // Add the new setting to mPackages 8677 mPackages.put(pkg.applicationInfo.packageName, pkg); 8678 // Make sure we don't accidentally delete its data. 8679 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 8680 while (iter.hasNext()) { 8681 PackageCleanItem item = iter.next(); 8682 if (pkgName.equals(item.packageName)) { 8683 iter.remove(); 8684 } 8685 } 8686 8687 // Take care of first install / last update times. 8688 if (currentTime != 0) { 8689 if (pkgSetting.firstInstallTime == 0) { 8690 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 8691 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 8692 pkgSetting.lastUpdateTime = currentTime; 8693 } 8694 } else if (pkgSetting.firstInstallTime == 0) { 8695 // We need *something*. Take time time stamp of the file. 8696 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 8697 } else if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 8698 if (scanFileTime != pkgSetting.timeStamp) { 8699 // A package on the system image has changed; consider this 8700 // to be an update. 8701 pkgSetting.lastUpdateTime = scanFileTime; 8702 } 8703 } 8704 8705 // Add the package's KeySets to the global KeySetManagerService 8706 ksms.addScannedPackageLPw(pkg); 8707 8708 int N = pkg.providers.size(); 8709 StringBuilder r = null; 8710 int i; 8711 for (i=0; i<N; i++) { 8712 PackageParser.Provider p = pkg.providers.get(i); 8713 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 8714 p.info.processName, pkg.applicationInfo.uid); 8715 mProviders.addProvider(p); 8716 p.syncable = p.info.isSyncable; 8717 if (p.info.authority != null) { 8718 String names[] = p.info.authority.split(";"); 8719 p.info.authority = null; 8720 for (int j = 0; j < names.length; j++) { 8721 if (j == 1 && p.syncable) { 8722 // We only want the first authority for a provider to possibly be 8723 // syncable, so if we already added this provider using a different 8724 // authority clear the syncable flag. We copy the provider before 8725 // changing it because the mProviders object contains a reference 8726 // to a provider that we don't want to change. 8727 // Only do this for the second authority since the resulting provider 8728 // object can be the same for all future authorities for this provider. 8729 p = new PackageParser.Provider(p); 8730 p.syncable = false; 8731 } 8732 if (!mProvidersByAuthority.containsKey(names[j])) { 8733 mProvidersByAuthority.put(names[j], p); 8734 if (p.info.authority == null) { 8735 p.info.authority = names[j]; 8736 } else { 8737 p.info.authority = p.info.authority + ";" + names[j]; 8738 } 8739 if (DEBUG_PACKAGE_SCANNING) { 8740 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8741 Log.d(TAG, "Registered content provider: " + names[j] 8742 + ", className = " + p.info.name + ", isSyncable = " 8743 + p.info.isSyncable); 8744 } 8745 } else { 8746 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8747 Slog.w(TAG, "Skipping provider name " + names[j] + 8748 " (in package " + pkg.applicationInfo.packageName + 8749 "): name already used by " 8750 + ((other != null && other.getComponentName() != null) 8751 ? other.getComponentName().getPackageName() : "?")); 8752 } 8753 } 8754 } 8755 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8756 if (r == null) { 8757 r = new StringBuilder(256); 8758 } else { 8759 r.append(' '); 8760 } 8761 r.append(p.info.name); 8762 } 8763 } 8764 if (r != null) { 8765 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 8766 } 8767 8768 N = pkg.services.size(); 8769 r = null; 8770 for (i=0; i<N; i++) { 8771 PackageParser.Service s = pkg.services.get(i); 8772 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 8773 s.info.processName, pkg.applicationInfo.uid); 8774 mServices.addService(s); 8775 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8776 if (r == null) { 8777 r = new StringBuilder(256); 8778 } else { 8779 r.append(' '); 8780 } 8781 r.append(s.info.name); 8782 } 8783 } 8784 if (r != null) { 8785 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 8786 } 8787 8788 N = pkg.receivers.size(); 8789 r = null; 8790 for (i=0; i<N; i++) { 8791 PackageParser.Activity a = pkg.receivers.get(i); 8792 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8793 a.info.processName, pkg.applicationInfo.uid); 8794 mReceivers.addActivity(a, "receiver"); 8795 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8796 if (r == null) { 8797 r = new StringBuilder(256); 8798 } else { 8799 r.append(' '); 8800 } 8801 r.append(a.info.name); 8802 } 8803 } 8804 if (r != null) { 8805 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 8806 } 8807 8808 N = pkg.activities.size(); 8809 r = null; 8810 for (i=0; i<N; i++) { 8811 PackageParser.Activity a = pkg.activities.get(i); 8812 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8813 a.info.processName, pkg.applicationInfo.uid); 8814 mActivities.addActivity(a, "activity"); 8815 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8816 if (r == null) { 8817 r = new StringBuilder(256); 8818 } else { 8819 r.append(' '); 8820 } 8821 r.append(a.info.name); 8822 } 8823 } 8824 if (r != null) { 8825 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 8826 } 8827 8828 N = pkg.permissionGroups.size(); 8829 r = null; 8830 for (i=0; i<N; i++) { 8831 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 8832 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 8833 final String curPackageName = cur == null ? null : cur.info.packageName; 8834 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 8835 if (cur == null || isPackageUpdate) { 8836 mPermissionGroups.put(pg.info.name, pg); 8837 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8838 if (r == null) { 8839 r = new StringBuilder(256); 8840 } else { 8841 r.append(' '); 8842 } 8843 if (isPackageUpdate) { 8844 r.append("UPD:"); 8845 } 8846 r.append(pg.info.name); 8847 } 8848 } else { 8849 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 8850 + pg.info.packageName + " ignored: original from " 8851 + cur.info.packageName); 8852 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8853 if (r == null) { 8854 r = new StringBuilder(256); 8855 } else { 8856 r.append(' '); 8857 } 8858 r.append("DUP:"); 8859 r.append(pg.info.name); 8860 } 8861 } 8862 } 8863 if (r != null) { 8864 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 8865 } 8866 8867 N = pkg.permissions.size(); 8868 r = null; 8869 for (i=0; i<N; i++) { 8870 PackageParser.Permission p = pkg.permissions.get(i); 8871 8872 // Assume by default that we did not install this permission into the system. 8873 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 8874 8875 // Now that permission groups have a special meaning, we ignore permission 8876 // groups for legacy apps to prevent unexpected behavior. In particular, 8877 // permissions for one app being granted to someone just becase they happen 8878 // to be in a group defined by another app (before this had no implications). 8879 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 8880 p.group = mPermissionGroups.get(p.info.group); 8881 // Warn for a permission in an unknown group. 8882 if (p.info.group != null && p.group == null) { 8883 Slog.w(TAG, "Permission " + p.info.name + " from package " 8884 + p.info.packageName + " in an unknown group " + p.info.group); 8885 } 8886 } 8887 8888 ArrayMap<String, BasePermission> permissionMap = 8889 p.tree ? mSettings.mPermissionTrees 8890 : mSettings.mPermissions; 8891 BasePermission bp = permissionMap.get(p.info.name); 8892 8893 // Allow system apps to redefine non-system permissions 8894 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 8895 final boolean currentOwnerIsSystem = (bp.perm != null 8896 && isSystemApp(bp.perm.owner)); 8897 if (isSystemApp(p.owner)) { 8898 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 8899 // It's a built-in permission and no owner, take ownership now 8900 bp.packageSetting = pkgSetting; 8901 bp.perm = p; 8902 bp.uid = pkg.applicationInfo.uid; 8903 bp.sourcePackage = p.info.packageName; 8904 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8905 } else if (!currentOwnerIsSystem) { 8906 String msg = "New decl " + p.owner + " of permission " 8907 + p.info.name + " is system; overriding " + bp.sourcePackage; 8908 reportSettingsProblem(Log.WARN, msg); 8909 bp = null; 8910 } 8911 } 8912 } 8913 8914 if (bp == null) { 8915 bp = new BasePermission(p.info.name, p.info.packageName, 8916 BasePermission.TYPE_NORMAL); 8917 permissionMap.put(p.info.name, bp); 8918 } 8919 8920 if (bp.perm == null) { 8921 if (bp.sourcePackage == null 8922 || bp.sourcePackage.equals(p.info.packageName)) { 8923 BasePermission tree = findPermissionTreeLP(p.info.name); 8924 if (tree == null 8925 || tree.sourcePackage.equals(p.info.packageName)) { 8926 bp.packageSetting = pkgSetting; 8927 bp.perm = p; 8928 bp.uid = pkg.applicationInfo.uid; 8929 bp.sourcePackage = p.info.packageName; 8930 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8931 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8932 if (r == null) { 8933 r = new StringBuilder(256); 8934 } else { 8935 r.append(' '); 8936 } 8937 r.append(p.info.name); 8938 } 8939 } else { 8940 Slog.w(TAG, "Permission " + p.info.name + " from package " 8941 + p.info.packageName + " ignored: base tree " 8942 + tree.name + " is from package " 8943 + tree.sourcePackage); 8944 } 8945 } else { 8946 Slog.w(TAG, "Permission " + p.info.name + " from package " 8947 + p.info.packageName + " ignored: original from " 8948 + bp.sourcePackage); 8949 } 8950 } else if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8951 if (r == null) { 8952 r = new StringBuilder(256); 8953 } else { 8954 r.append(' '); 8955 } 8956 r.append("DUP:"); 8957 r.append(p.info.name); 8958 } 8959 if (bp.perm == p) { 8960 bp.protectionLevel = p.info.protectionLevel; 8961 } 8962 } 8963 8964 if (r != null) { 8965 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 8966 } 8967 8968 N = pkg.instrumentation.size(); 8969 r = null; 8970 for (i=0; i<N; i++) { 8971 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8972 a.info.packageName = pkg.applicationInfo.packageName; 8973 a.info.sourceDir = pkg.applicationInfo.sourceDir; 8974 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 8975 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 8976 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 8977 a.info.dataDir = pkg.applicationInfo.dataDir; 8978 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 8979 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 8980 8981 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 8982 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 8983 mInstrumentation.put(a.getComponentName(), a); 8984 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8985 if (r == null) { 8986 r = new StringBuilder(256); 8987 } else { 8988 r.append(' '); 8989 } 8990 r.append(a.info.name); 8991 } 8992 } 8993 if (r != null) { 8994 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 8995 } 8996 8997 if (pkg.protectedBroadcasts != null) { 8998 N = pkg.protectedBroadcasts.size(); 8999 for (i=0; i<N; i++) { 9000 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 9001 } 9002 } 9003 9004 pkgSetting.setTimeStamp(scanFileTime); 9005 9006 // Create idmap files for pairs of (packages, overlay packages). 9007 // Note: "android", ie framework-res.apk, is handled by native layers. 9008 if (pkg.mOverlayTarget != null) { 9009 // This is an overlay package. 9010 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 9011 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 9012 mOverlays.put(pkg.mOverlayTarget, 9013 new ArrayMap<String, PackageParser.Package>()); 9014 } 9015 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 9016 map.put(pkg.packageName, pkg); 9017 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 9018 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 9019 createIdmapFailed = true; 9020 } 9021 } 9022 } else if (mOverlays.containsKey(pkg.packageName) && 9023 !pkg.packageName.equals("android")) { 9024 // This is a regular package, with one or more known overlay packages. 9025 createIdmapsForPackageLI(pkg); 9026 } 9027 } 9028 9029 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9030 9031 if (createIdmapFailed) { 9032 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9033 "scanPackageLI failed to createIdmap"); 9034 } 9035 return pkg; 9036 } 9037 9038 /** 9039 * Derive the ABI of a non-system package located at {@code scanFile}. This information 9040 * is derived purely on the basis of the contents of {@code scanFile} and 9041 * {@code cpuAbiOverride}. 9042 * 9043 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 9044 */ 9045 private void derivePackageAbi(PackageParser.Package pkg, File scanFile, 9046 String cpuAbiOverride, boolean extractLibs) 9047 throws PackageManagerException { 9048 // TODO: We can probably be smarter about this stuff. For installed apps, 9049 // we can calculate this information at install time once and for all. For 9050 // system apps, we can probably assume that this information doesn't change 9051 // after the first boot scan. As things stand, we do lots of unnecessary work. 9052 9053 // Give ourselves some initial paths; we'll come back for another 9054 // pass once we've determined ABI below. 9055 setNativeLibraryPaths(pkg); 9056 9057 // We would never need to extract libs for forward-locked and external packages, 9058 // since the container service will do it for us. We shouldn't attempt to 9059 // extract libs from system app when it was not updated. 9060 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 9061 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 9062 extractLibs = false; 9063 } 9064 9065 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 9066 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 9067 9068 NativeLibraryHelper.Handle handle = null; 9069 try { 9070 handle = NativeLibraryHelper.Handle.create(pkg); 9071 // TODO(multiArch): This can be null for apps that didn't go through the 9072 // usual installation process. We can calculate it again, like we 9073 // do during install time. 9074 // 9075 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 9076 // unnecessary. 9077 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 9078 9079 // Null out the abis so that they can be recalculated. 9080 pkg.applicationInfo.primaryCpuAbi = null; 9081 pkg.applicationInfo.secondaryCpuAbi = null; 9082 if (isMultiArch(pkg.applicationInfo)) { 9083 // Warn if we've set an abiOverride for multi-lib packages.. 9084 // By definition, we need to copy both 32 and 64 bit libraries for 9085 // such packages. 9086 if (pkg.cpuAbiOverride != null 9087 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 9088 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 9089 } 9090 9091 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 9092 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 9093 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 9094 if (extractLibs) { 9095 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9096 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 9097 useIsaSpecificSubdirs); 9098 } else { 9099 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 9100 } 9101 } 9102 9103 maybeThrowExceptionForMultiArchCopy( 9104 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 9105 9106 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 9107 if (extractLibs) { 9108 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9109 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 9110 useIsaSpecificSubdirs); 9111 } else { 9112 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 9113 } 9114 } 9115 9116 maybeThrowExceptionForMultiArchCopy( 9117 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 9118 9119 if (abi64 >= 0) { 9120 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 9121 } 9122 9123 if (abi32 >= 0) { 9124 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 9125 if (abi64 >= 0) { 9126 if (pkg.use32bitAbi) { 9127 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 9128 pkg.applicationInfo.primaryCpuAbi = abi; 9129 } else { 9130 pkg.applicationInfo.secondaryCpuAbi = abi; 9131 } 9132 } else { 9133 pkg.applicationInfo.primaryCpuAbi = abi; 9134 } 9135 } 9136 9137 } else { 9138 String[] abiList = (cpuAbiOverride != null) ? 9139 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 9140 9141 // Enable gross and lame hacks for apps that are built with old 9142 // SDK tools. We must scan their APKs for renderscript bitcode and 9143 // not launch them if it's present. Don't bother checking on devices 9144 // that don't have 64 bit support. 9145 boolean needsRenderScriptOverride = false; 9146 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 9147 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9148 abiList = Build.SUPPORTED_32_BIT_ABIS; 9149 needsRenderScriptOverride = true; 9150 } 9151 9152 final int copyRet; 9153 if (extractLibs) { 9154 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9155 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 9156 } else { 9157 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 9158 } 9159 9160 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9161 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 9162 "Error unpackaging native libs for app, errorCode=" + copyRet); 9163 } 9164 9165 if (copyRet >= 0) { 9166 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 9167 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 9168 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 9169 } else if (needsRenderScriptOverride) { 9170 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 9171 } 9172 } 9173 } catch (IOException ioe) { 9174 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 9175 } finally { 9176 IoUtils.closeQuietly(handle); 9177 } 9178 9179 // Now that we've calculated the ABIs and determined if it's an internal app, 9180 // we will go ahead and populate the nativeLibraryPath. 9181 setNativeLibraryPaths(pkg); 9182 } 9183 9184 /** 9185 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 9186 * i.e, so that all packages can be run inside a single process if required. 9187 * 9188 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 9189 * this function will either try and make the ABI for all packages in {@code packagesForUser} 9190 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 9191 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 9192 * updating a package that belongs to a shared user. 9193 * 9194 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 9195 * adds unnecessary complexity. 9196 */ 9197 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 9198 PackageParser.Package scannedPackage, boolean bootComplete) { 9199 String requiredInstructionSet = null; 9200 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 9201 requiredInstructionSet = VMRuntime.getInstructionSet( 9202 scannedPackage.applicationInfo.primaryCpuAbi); 9203 } 9204 9205 PackageSetting requirer = null; 9206 for (PackageSetting ps : packagesForUser) { 9207 // If packagesForUser contains scannedPackage, we skip it. This will happen 9208 // when scannedPackage is an update of an existing package. Without this check, 9209 // we will never be able to change the ABI of any package belonging to a shared 9210 // user, even if it's compatible with other packages. 9211 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9212 if (ps.primaryCpuAbiString == null) { 9213 continue; 9214 } 9215 9216 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 9217 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 9218 // We have a mismatch between instruction sets (say arm vs arm64) warn about 9219 // this but there's not much we can do. 9220 String errorMessage = "Instruction set mismatch, " 9221 + ((requirer == null) ? "[caller]" : requirer) 9222 + " requires " + requiredInstructionSet + " whereas " + ps 9223 + " requires " + instructionSet; 9224 Slog.w(TAG, errorMessage); 9225 } 9226 9227 if (requiredInstructionSet == null) { 9228 requiredInstructionSet = instructionSet; 9229 requirer = ps; 9230 } 9231 } 9232 } 9233 9234 if (requiredInstructionSet != null) { 9235 String adjustedAbi; 9236 if (requirer != null) { 9237 // requirer != null implies that either scannedPackage was null or that scannedPackage 9238 // did not require an ABI, in which case we have to adjust scannedPackage to match 9239 // the ABI of the set (which is the same as requirer's ABI) 9240 adjustedAbi = requirer.primaryCpuAbiString; 9241 if (scannedPackage != null) { 9242 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 9243 } 9244 } else { 9245 // requirer == null implies that we're updating all ABIs in the set to 9246 // match scannedPackage. 9247 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 9248 } 9249 9250 for (PackageSetting ps : packagesForUser) { 9251 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9252 if (ps.primaryCpuAbiString != null) { 9253 continue; 9254 } 9255 9256 ps.primaryCpuAbiString = adjustedAbi; 9257 if (ps.pkg != null && ps.pkg.applicationInfo != null && 9258 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 9259 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 9260 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 9261 + " (requirer=" 9262 + (requirer != null ? requirer.pkg : "null") 9263 + ", scannedPackage=" 9264 + (scannedPackage != null ? scannedPackage : "null") 9265 + ")"); 9266 try { 9267 mInstaller.rmdex(ps.codePathString, 9268 getDexCodeInstructionSet(getPreferredInstructionSet())); 9269 } catch (InstallerException ignored) { 9270 } 9271 } 9272 } 9273 } 9274 } 9275 } 9276 9277 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 9278 synchronized (mPackages) { 9279 mResolverReplaced = true; 9280 // Set up information for custom user intent resolution activity. 9281 mResolveActivity.applicationInfo = pkg.applicationInfo; 9282 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 9283 mResolveActivity.packageName = pkg.applicationInfo.packageName; 9284 mResolveActivity.processName = pkg.applicationInfo.packageName; 9285 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9286 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 9287 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9288 mResolveActivity.theme = 0; 9289 mResolveActivity.exported = true; 9290 mResolveActivity.enabled = true; 9291 mResolveInfo.activityInfo = mResolveActivity; 9292 mResolveInfo.priority = 0; 9293 mResolveInfo.preferredOrder = 0; 9294 mResolveInfo.match = 0; 9295 mResolveComponentName = mCustomResolverComponentName; 9296 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 9297 mResolveComponentName); 9298 } 9299 } 9300 9301 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 9302 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 9303 9304 // Set up information for ephemeral installer activity 9305 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 9306 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 9307 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 9308 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 9309 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9310 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 9311 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9312 mEphemeralInstallerActivity.theme = 0; 9313 mEphemeralInstallerActivity.exported = true; 9314 mEphemeralInstallerActivity.enabled = true; 9315 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 9316 mEphemeralInstallerInfo.priority = 0; 9317 mEphemeralInstallerInfo.preferredOrder = 1; 9318 mEphemeralInstallerInfo.isDefault = true; 9319 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 9320 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 9321 9322 if (DEBUG_EPHEMERAL) { 9323 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 9324 } 9325 } 9326 9327 private static String calculateBundledApkRoot(final String codePathString) { 9328 final File codePath = new File(codePathString); 9329 final File codeRoot; 9330 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 9331 codeRoot = Environment.getRootDirectory(); 9332 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 9333 codeRoot = Environment.getOemDirectory(); 9334 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 9335 codeRoot = Environment.getVendorDirectory(); 9336 } else { 9337 // Unrecognized code path; take its top real segment as the apk root: 9338 // e.g. /something/app/blah.apk => /something 9339 try { 9340 File f = codePath.getCanonicalFile(); 9341 File parent = f.getParentFile(); // non-null because codePath is a file 9342 File tmp; 9343 while ((tmp = parent.getParentFile()) != null) { 9344 f = parent; 9345 parent = tmp; 9346 } 9347 codeRoot = f; 9348 Slog.w(TAG, "Unrecognized code path " 9349 + codePath + " - using " + codeRoot); 9350 } catch (IOException e) { 9351 // Can't canonicalize the code path -- shenanigans? 9352 Slog.w(TAG, "Can't canonicalize code path " + codePath); 9353 return Environment.getRootDirectory().getPath(); 9354 } 9355 } 9356 return codeRoot.getPath(); 9357 } 9358 9359 /** 9360 * Derive and set the location of native libraries for the given package, 9361 * which varies depending on where and how the package was installed. 9362 */ 9363 private void setNativeLibraryPaths(PackageParser.Package pkg) { 9364 final ApplicationInfo info = pkg.applicationInfo; 9365 final String codePath = pkg.codePath; 9366 final File codeFile = new File(codePath); 9367 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 9368 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 9369 9370 info.nativeLibraryRootDir = null; 9371 info.nativeLibraryRootRequiresIsa = false; 9372 info.nativeLibraryDir = null; 9373 info.secondaryNativeLibraryDir = null; 9374 9375 if (isApkFile(codeFile)) { 9376 // Monolithic install 9377 if (bundledApp) { 9378 // If "/system/lib64/apkname" exists, assume that is the per-package 9379 // native library directory to use; otherwise use "/system/lib/apkname". 9380 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 9381 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 9382 getPrimaryInstructionSet(info)); 9383 9384 // This is a bundled system app so choose the path based on the ABI. 9385 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 9386 // is just the default path. 9387 final String apkName = deriveCodePathName(codePath); 9388 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 9389 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 9390 apkName).getAbsolutePath(); 9391 9392 if (info.secondaryCpuAbi != null) { 9393 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 9394 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 9395 secondaryLibDir, apkName).getAbsolutePath(); 9396 } 9397 } else if (asecApp) { 9398 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 9399 .getAbsolutePath(); 9400 } else { 9401 final String apkName = deriveCodePathName(codePath); 9402 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 9403 .getAbsolutePath(); 9404 } 9405 9406 info.nativeLibraryRootRequiresIsa = false; 9407 info.nativeLibraryDir = info.nativeLibraryRootDir; 9408 } else { 9409 // Cluster install 9410 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 9411 info.nativeLibraryRootRequiresIsa = true; 9412 9413 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 9414 getPrimaryInstructionSet(info)).getAbsolutePath(); 9415 9416 if (info.secondaryCpuAbi != null) { 9417 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 9418 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 9419 } 9420 } 9421 } 9422 9423 /** 9424 * Calculate the abis and roots for a bundled app. These can uniquely 9425 * be determined from the contents of the system partition, i.e whether 9426 * it contains 64 or 32 bit shared libraries etc. We do not validate any 9427 * of this information, and instead assume that the system was built 9428 * sensibly. 9429 */ 9430 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 9431 PackageSetting pkgSetting) { 9432 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 9433 9434 // If "/system/lib64/apkname" exists, assume that is the per-package 9435 // native library directory to use; otherwise use "/system/lib/apkname". 9436 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 9437 setBundledAppAbi(pkg, apkRoot, apkName); 9438 // pkgSetting might be null during rescan following uninstall of updates 9439 // to a bundled app, so accommodate that possibility. The settings in 9440 // that case will be established later from the parsed package. 9441 // 9442 // If the settings aren't null, sync them up with what we've just derived. 9443 // note that apkRoot isn't stored in the package settings. 9444 if (pkgSetting != null) { 9445 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9446 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9447 } 9448 } 9449 9450 /** 9451 * Deduces the ABI of a bundled app and sets the relevant fields on the 9452 * parsed pkg object. 9453 * 9454 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 9455 * under which system libraries are installed. 9456 * @param apkName the name of the installed package. 9457 */ 9458 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 9459 final File codeFile = new File(pkg.codePath); 9460 9461 final boolean has64BitLibs; 9462 final boolean has32BitLibs; 9463 if (isApkFile(codeFile)) { 9464 // Monolithic install 9465 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 9466 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 9467 } else { 9468 // Cluster install 9469 final File rootDir = new File(codeFile, LIB_DIR_NAME); 9470 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 9471 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 9472 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 9473 has64BitLibs = (new File(rootDir, isa)).exists(); 9474 } else { 9475 has64BitLibs = false; 9476 } 9477 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 9478 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 9479 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 9480 has32BitLibs = (new File(rootDir, isa)).exists(); 9481 } else { 9482 has32BitLibs = false; 9483 } 9484 } 9485 9486 if (has64BitLibs && !has32BitLibs) { 9487 // The package has 64 bit libs, but not 32 bit libs. Its primary 9488 // ABI should be 64 bit. We can safely assume here that the bundled 9489 // native libraries correspond to the most preferred ABI in the list. 9490 9491 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9492 pkg.applicationInfo.secondaryCpuAbi = null; 9493 } else if (has32BitLibs && !has64BitLibs) { 9494 // The package has 32 bit libs but not 64 bit libs. Its primary 9495 // ABI should be 32 bit. 9496 9497 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9498 pkg.applicationInfo.secondaryCpuAbi = null; 9499 } else if (has32BitLibs && has64BitLibs) { 9500 // The application has both 64 and 32 bit bundled libraries. We check 9501 // here that the app declares multiArch support, and warn if it doesn't. 9502 // 9503 // We will be lenient here and record both ABIs. The primary will be the 9504 // ABI that's higher on the list, i.e, a device that's configured to prefer 9505 // 64 bit apps will see a 64 bit primary ABI, 9506 9507 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 9508 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 9509 } 9510 9511 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 9512 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9513 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9514 } else { 9515 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9516 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9517 } 9518 } else { 9519 pkg.applicationInfo.primaryCpuAbi = null; 9520 pkg.applicationInfo.secondaryCpuAbi = null; 9521 } 9522 } 9523 9524 private void killApplication(String pkgName, int appId, String reason) { 9525 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 9526 } 9527 9528 private void killApplication(String pkgName, int appId, int userId, String reason) { 9529 // Request the ActivityManager to kill the process(only for existing packages) 9530 // so that we do not end up in a confused state while the user is still using the older 9531 // version of the application while the new one gets installed. 9532 final long token = Binder.clearCallingIdentity(); 9533 try { 9534 IActivityManager am = ActivityManagerNative.getDefault(); 9535 if (am != null) { 9536 try { 9537 am.killApplication(pkgName, appId, userId, reason); 9538 } catch (RemoteException e) { 9539 } 9540 } 9541 } finally { 9542 Binder.restoreCallingIdentity(token); 9543 } 9544 } 9545 9546 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 9547 // Remove the parent package setting 9548 PackageSetting ps = (PackageSetting) pkg.mExtras; 9549 if (ps != null) { 9550 removePackageLI(ps, chatty); 9551 } 9552 // Remove the child package setting 9553 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9554 for (int i = 0; i < childCount; i++) { 9555 PackageParser.Package childPkg = pkg.childPackages.get(i); 9556 ps = (PackageSetting) childPkg.mExtras; 9557 if (ps != null) { 9558 removePackageLI(ps, chatty); 9559 } 9560 } 9561 } 9562 9563 void removePackageLI(PackageSetting ps, boolean chatty) { 9564 if (DEBUG_INSTALL) { 9565 if (chatty) 9566 Log.d(TAG, "Removing package " + ps.name); 9567 } 9568 9569 // writer 9570 synchronized (mPackages) { 9571 mPackages.remove(ps.name); 9572 final PackageParser.Package pkg = ps.pkg; 9573 if (pkg != null) { 9574 cleanPackageDataStructuresLILPw(pkg, chatty); 9575 } 9576 } 9577 } 9578 9579 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 9580 if (DEBUG_INSTALL) { 9581 if (chatty) 9582 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 9583 } 9584 9585 // writer 9586 synchronized (mPackages) { 9587 // Remove the parent package 9588 mPackages.remove(pkg.applicationInfo.packageName); 9589 cleanPackageDataStructuresLILPw(pkg, chatty); 9590 9591 // Remove the child packages 9592 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9593 for (int i = 0; i < childCount; i++) { 9594 PackageParser.Package childPkg = pkg.childPackages.get(i); 9595 mPackages.remove(childPkg.applicationInfo.packageName); 9596 cleanPackageDataStructuresLILPw(childPkg, chatty); 9597 } 9598 } 9599 } 9600 9601 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 9602 int N = pkg.providers.size(); 9603 StringBuilder r = null; 9604 int i; 9605 for (i=0; i<N; i++) { 9606 PackageParser.Provider p = pkg.providers.get(i); 9607 mProviders.removeProvider(p); 9608 if (p.info.authority == null) { 9609 9610 /* There was another ContentProvider with this authority when 9611 * this app was installed so this authority is null, 9612 * Ignore it as we don't have to unregister the provider. 9613 */ 9614 continue; 9615 } 9616 String names[] = p.info.authority.split(";"); 9617 for (int j = 0; j < names.length; j++) { 9618 if (mProvidersByAuthority.get(names[j]) == p) { 9619 mProvidersByAuthority.remove(names[j]); 9620 if (DEBUG_REMOVE) { 9621 if (chatty) 9622 Log.d(TAG, "Unregistered content provider: " + names[j] 9623 + ", className = " + p.info.name + ", isSyncable = " 9624 + p.info.isSyncable); 9625 } 9626 } 9627 } 9628 if (DEBUG_REMOVE && chatty) { 9629 if (r == null) { 9630 r = new StringBuilder(256); 9631 } else { 9632 r.append(' '); 9633 } 9634 r.append(p.info.name); 9635 } 9636 } 9637 if (r != null) { 9638 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 9639 } 9640 9641 N = pkg.services.size(); 9642 r = null; 9643 for (i=0; i<N; i++) { 9644 PackageParser.Service s = pkg.services.get(i); 9645 mServices.removeService(s); 9646 if (chatty) { 9647 if (r == null) { 9648 r = new StringBuilder(256); 9649 } else { 9650 r.append(' '); 9651 } 9652 r.append(s.info.name); 9653 } 9654 } 9655 if (r != null) { 9656 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 9657 } 9658 9659 N = pkg.receivers.size(); 9660 r = null; 9661 for (i=0; i<N; i++) { 9662 PackageParser.Activity a = pkg.receivers.get(i); 9663 mReceivers.removeActivity(a, "receiver"); 9664 if (DEBUG_REMOVE && chatty) { 9665 if (r == null) { 9666 r = new StringBuilder(256); 9667 } else { 9668 r.append(' '); 9669 } 9670 r.append(a.info.name); 9671 } 9672 } 9673 if (r != null) { 9674 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 9675 } 9676 9677 N = pkg.activities.size(); 9678 r = null; 9679 for (i=0; i<N; i++) { 9680 PackageParser.Activity a = pkg.activities.get(i); 9681 mActivities.removeActivity(a, "activity"); 9682 if (DEBUG_REMOVE && chatty) { 9683 if (r == null) { 9684 r = new StringBuilder(256); 9685 } else { 9686 r.append(' '); 9687 } 9688 r.append(a.info.name); 9689 } 9690 } 9691 if (r != null) { 9692 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 9693 } 9694 9695 N = pkg.permissions.size(); 9696 r = null; 9697 for (i=0; i<N; i++) { 9698 PackageParser.Permission p = pkg.permissions.get(i); 9699 BasePermission bp = mSettings.mPermissions.get(p.info.name); 9700 if (bp == null) { 9701 bp = mSettings.mPermissionTrees.get(p.info.name); 9702 } 9703 if (bp != null && bp.perm == p) { 9704 bp.perm = null; 9705 if (DEBUG_REMOVE && chatty) { 9706 if (r == null) { 9707 r = new StringBuilder(256); 9708 } else { 9709 r.append(' '); 9710 } 9711 r.append(p.info.name); 9712 } 9713 } 9714 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9715 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 9716 if (appOpPkgs != null) { 9717 appOpPkgs.remove(pkg.packageName); 9718 } 9719 } 9720 } 9721 if (r != null) { 9722 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9723 } 9724 9725 N = pkg.requestedPermissions.size(); 9726 r = null; 9727 for (i=0; i<N; i++) { 9728 String perm = pkg.requestedPermissions.get(i); 9729 BasePermission bp = mSettings.mPermissions.get(perm); 9730 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9731 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 9732 if (appOpPkgs != null) { 9733 appOpPkgs.remove(pkg.packageName); 9734 if (appOpPkgs.isEmpty()) { 9735 mAppOpPermissionPackages.remove(perm); 9736 } 9737 } 9738 } 9739 } 9740 if (r != null) { 9741 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9742 } 9743 9744 N = pkg.instrumentation.size(); 9745 r = null; 9746 for (i=0; i<N; i++) { 9747 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 9748 mInstrumentation.remove(a.getComponentName()); 9749 if (DEBUG_REMOVE && chatty) { 9750 if (r == null) { 9751 r = new StringBuilder(256); 9752 } else { 9753 r.append(' '); 9754 } 9755 r.append(a.info.name); 9756 } 9757 } 9758 if (r != null) { 9759 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 9760 } 9761 9762 r = null; 9763 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 9764 // Only system apps can hold shared libraries. 9765 if (pkg.libraryNames != null) { 9766 for (i=0; i<pkg.libraryNames.size(); i++) { 9767 String name = pkg.libraryNames.get(i); 9768 SharedLibraryEntry cur = mSharedLibraries.get(name); 9769 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 9770 mSharedLibraries.remove(name); 9771 if (DEBUG_REMOVE && chatty) { 9772 if (r == null) { 9773 r = new StringBuilder(256); 9774 } else { 9775 r.append(' '); 9776 } 9777 r.append(name); 9778 } 9779 } 9780 } 9781 } 9782 } 9783 if (r != null) { 9784 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 9785 } 9786 } 9787 9788 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 9789 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 9790 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 9791 return true; 9792 } 9793 } 9794 return false; 9795 } 9796 9797 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 9798 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 9799 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 9800 9801 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 9802 // Update the parent permissions 9803 updatePermissionsLPw(pkg.packageName, pkg, flags); 9804 // Update the child permissions 9805 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9806 for (int i = 0; i < childCount; i++) { 9807 PackageParser.Package childPkg = pkg.childPackages.get(i); 9808 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 9809 } 9810 } 9811 9812 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 9813 int flags) { 9814 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 9815 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 9816 } 9817 9818 private void updatePermissionsLPw(String changingPkg, 9819 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 9820 // Make sure there are no dangling permission trees. 9821 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 9822 while (it.hasNext()) { 9823 final BasePermission bp = it.next(); 9824 if (bp.packageSetting == null) { 9825 // We may not yet have parsed the package, so just see if 9826 // we still know about its settings. 9827 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9828 } 9829 if (bp.packageSetting == null) { 9830 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9831 + " from package " + bp.sourcePackage); 9832 it.remove(); 9833 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9834 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9835 Slog.i(TAG, "Removing old permission tree: " + bp.name 9836 + " from package " + bp.sourcePackage); 9837 flags |= UPDATE_PERMISSIONS_ALL; 9838 it.remove(); 9839 } 9840 } 9841 } 9842 9843 // Make sure all dynamic permissions have been assigned to a package, 9844 // and make sure there are no dangling permissions. 9845 it = mSettings.mPermissions.values().iterator(); 9846 while (it.hasNext()) { 9847 final BasePermission bp = it.next(); 9848 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9849 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9850 + bp.name + " pkg=" + bp.sourcePackage 9851 + " info=" + bp.pendingInfo); 9852 if (bp.packageSetting == null && bp.pendingInfo != null) { 9853 final BasePermission tree = findPermissionTreeLP(bp.name); 9854 if (tree != null && tree.perm != null) { 9855 bp.packageSetting = tree.packageSetting; 9856 bp.perm = new PackageParser.Permission(tree.perm.owner, 9857 new PermissionInfo(bp.pendingInfo)); 9858 bp.perm.info.packageName = tree.perm.info.packageName; 9859 bp.perm.info.name = bp.name; 9860 bp.uid = tree.uid; 9861 } 9862 } 9863 } 9864 if (bp.packageSetting == null) { 9865 // We may not yet have parsed the package, so just see if 9866 // we still know about its settings. 9867 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9868 } 9869 if (bp.packageSetting == null) { 9870 Slog.w(TAG, "Removing dangling permission: " + bp.name 9871 + " from package " + bp.sourcePackage); 9872 it.remove(); 9873 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9874 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9875 Slog.i(TAG, "Removing old permission: " + bp.name 9876 + " from package " + bp.sourcePackage); 9877 flags |= UPDATE_PERMISSIONS_ALL; 9878 it.remove(); 9879 } 9880 } 9881 } 9882 9883 // Now update the permissions for all packages, in particular 9884 // replace the granted permissions of the system packages. 9885 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9886 for (PackageParser.Package pkg : mPackages.values()) { 9887 if (pkg != pkgInfo) { 9888 // Only replace for packages on requested volume 9889 final String volumeUuid = getVolumeUuidForPackage(pkg); 9890 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9891 && Objects.equals(replaceVolumeUuid, volumeUuid); 9892 grantPermissionsLPw(pkg, replace, changingPkg); 9893 } 9894 } 9895 } 9896 9897 if (pkgInfo != null) { 9898 // Only replace for packages on requested volume 9899 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 9900 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 9901 && Objects.equals(replaceVolumeUuid, volumeUuid); 9902 grantPermissionsLPw(pkgInfo, replace, changingPkg); 9903 } 9904 } 9905 9906 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 9907 String packageOfInterest) { 9908 // IMPORTANT: There are two types of permissions: install and runtime. 9909 // Install time permissions are granted when the app is installed to 9910 // all device users and users added in the future. Runtime permissions 9911 // are granted at runtime explicitly to specific users. Normal and signature 9912 // protected permissions are install time permissions. Dangerous permissions 9913 // are install permissions if the app's target SDK is Lollipop MR1 or older, 9914 // otherwise they are runtime permissions. This function does not manage 9915 // runtime permissions except for the case an app targeting Lollipop MR1 9916 // being upgraded to target a newer SDK, in which case dangerous permissions 9917 // are transformed from install time to runtime ones. 9918 9919 final PackageSetting ps = (PackageSetting) pkg.mExtras; 9920 if (ps == null) { 9921 return; 9922 } 9923 9924 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 9925 9926 PermissionsState permissionsState = ps.getPermissionsState(); 9927 PermissionsState origPermissions = permissionsState; 9928 9929 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 9930 9931 boolean runtimePermissionsRevoked = false; 9932 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 9933 9934 boolean changedInstallPermission = false; 9935 9936 if (replace) { 9937 ps.installPermissionsFixed = false; 9938 if (!ps.isSharedUser()) { 9939 origPermissions = new PermissionsState(permissionsState); 9940 permissionsState.reset(); 9941 } else { 9942 // We need to know only about runtime permission changes since the 9943 // calling code always writes the install permissions state but 9944 // the runtime ones are written only if changed. The only cases of 9945 // changed runtime permissions here are promotion of an install to 9946 // runtime and revocation of a runtime from a shared user. 9947 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 9948 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 9949 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 9950 runtimePermissionsRevoked = true; 9951 } 9952 } 9953 } 9954 9955 permissionsState.setGlobalGids(mGlobalGids); 9956 9957 final int N = pkg.requestedPermissions.size(); 9958 for (int i=0; i<N; i++) { 9959 final String name = pkg.requestedPermissions.get(i); 9960 final BasePermission bp = mSettings.mPermissions.get(name); 9961 9962 if (DEBUG_INSTALL) { 9963 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 9964 } 9965 9966 if (bp == null || bp.packageSetting == null) { 9967 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9968 Slog.w(TAG, "Unknown permission " + name 9969 + " in package " + pkg.packageName); 9970 } 9971 continue; 9972 } 9973 9974 final String perm = bp.name; 9975 boolean allowedSig = false; 9976 int grant = GRANT_DENIED; 9977 9978 // Keep track of app op permissions. 9979 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9980 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 9981 if (pkgs == null) { 9982 pkgs = new ArraySet<>(); 9983 mAppOpPermissionPackages.put(bp.name, pkgs); 9984 } 9985 pkgs.add(pkg.packageName); 9986 } 9987 9988 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 9989 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 9990 >= Build.VERSION_CODES.M; 9991 switch (level) { 9992 case PermissionInfo.PROTECTION_NORMAL: { 9993 // For all apps normal permissions are install time ones. 9994 grant = GRANT_INSTALL; 9995 } break; 9996 9997 case PermissionInfo.PROTECTION_DANGEROUS: { 9998 // If a permission review is required for legacy apps we represent 9999 // their permissions as always granted runtime ones since we need 10000 // to keep the review required permission flag per user while an 10001 // install permission's state is shared across all users. 10002 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired 10003 && !Build.PERMISSIONS_REVIEW_REQUIRED) { 10004 // For legacy apps dangerous permissions are install time ones. 10005 grant = GRANT_INSTALL; 10006 } else if (origPermissions.hasInstallPermission(bp.name)) { 10007 // For legacy apps that became modern, install becomes runtime. 10008 grant = GRANT_UPGRADE; 10009 } else if (mPromoteSystemApps 10010 && isSystemApp(ps) 10011 && mExistingSystemPackages.contains(ps.name)) { 10012 // For legacy system apps, install becomes runtime. 10013 // We cannot check hasInstallPermission() for system apps since those 10014 // permissions were granted implicitly and not persisted pre-M. 10015 grant = GRANT_UPGRADE; 10016 } else { 10017 // For modern apps keep runtime permissions unchanged. 10018 grant = GRANT_RUNTIME; 10019 } 10020 } break; 10021 10022 case PermissionInfo.PROTECTION_SIGNATURE: { 10023 // For all apps signature permissions are install time ones. 10024 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 10025 if (allowedSig) { 10026 grant = GRANT_INSTALL; 10027 } 10028 } break; 10029 } 10030 10031 if (DEBUG_INSTALL) { 10032 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 10033 } 10034 10035 if (grant != GRANT_DENIED) { 10036 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 10037 // If this is an existing, non-system package, then 10038 // we can't add any new permissions to it. 10039 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 10040 // Except... if this is a permission that was added 10041 // to the platform (note: need to only do this when 10042 // updating the platform). 10043 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 10044 grant = GRANT_DENIED; 10045 } 10046 } 10047 } 10048 10049 switch (grant) { 10050 case GRANT_INSTALL: { 10051 // Revoke this as runtime permission to handle the case of 10052 // a runtime permission being downgraded to an install one. 10053 // Also in permission review mode we keep dangerous permissions 10054 // for legacy apps 10055 for (int userId : UserManagerService.getInstance().getUserIds()) { 10056 if (origPermissions.getRuntimePermissionState( 10057 bp.name, userId) != null) { 10058 // Revoke the runtime permission and clear the flags. 10059 origPermissions.revokeRuntimePermission(bp, userId); 10060 origPermissions.updatePermissionFlags(bp, userId, 10061 PackageManager.MASK_PERMISSION_FLAGS, 0); 10062 // If we revoked a permission permission, we have to write. 10063 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10064 changedRuntimePermissionUserIds, userId); 10065 } 10066 } 10067 // Grant an install permission. 10068 if (permissionsState.grantInstallPermission(bp) != 10069 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10070 changedInstallPermission = true; 10071 } 10072 } break; 10073 10074 case GRANT_RUNTIME: { 10075 // Grant previously granted runtime permissions. 10076 for (int userId : UserManagerService.getInstance().getUserIds()) { 10077 PermissionState permissionState = origPermissions 10078 .getRuntimePermissionState(bp.name, userId); 10079 int flags = permissionState != null 10080 ? permissionState.getFlags() : 0; 10081 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 10082 // Don't propagate the permission in a permission review mode if 10083 // the former was revoked, i.e. marked to not propagate on upgrade. 10084 // Note that in a permission review mode install permissions are 10085 // represented as constantly granted runtime ones since we need to 10086 // keep a per user state associated with the permission. Also the 10087 // revoke on upgrade flag is no longer applicable and is reset. 10088 final boolean revokeOnUpgrade = (flags & PackageManager 10089 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 10090 if (revokeOnUpgrade) { 10091 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 10092 // Since we changed the flags, we have to write. 10093 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10094 changedRuntimePermissionUserIds, userId); 10095 } 10096 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 10097 if (permissionsState.grantRuntimePermission(bp, userId) == 10098 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10099 // If we cannot put the permission as it was, 10100 // we have to write. 10101 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10102 changedRuntimePermissionUserIds, userId); 10103 } 10104 } 10105 10106 // If the app supports runtime permissions no need for a review. 10107 if ((mPermissionReviewRequired || Build.PERMISSIONS_REVIEW_REQUIRED) 10108 && appSupportsRuntimePermissions 10109 && (flags & PackageManager 10110 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 10111 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 10112 // Since we changed the flags, we have to write. 10113 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10114 changedRuntimePermissionUserIds, userId); 10115 } 10116 } else if ((mPermissionReviewRequired 10117 || Build.PERMISSIONS_REVIEW_REQUIRED) 10118 && !appSupportsRuntimePermissions) { 10119 // For legacy apps that need a permission review, every new 10120 // runtime permission is granted but it is pending a review. 10121 // We also need to review only platform defined runtime 10122 // permissions as these are the only ones the platform knows 10123 // how to disable the API to simulate revocation as legacy 10124 // apps don't expect to run with revoked permissions. 10125 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 10126 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 10127 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 10128 // We changed the flags, hence have to write. 10129 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10130 changedRuntimePermissionUserIds, userId); 10131 } 10132 } 10133 if (permissionsState.grantRuntimePermission(bp, userId) 10134 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10135 // We changed the permission, hence have to write. 10136 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10137 changedRuntimePermissionUserIds, userId); 10138 } 10139 } 10140 // Propagate the permission flags. 10141 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 10142 } 10143 } break; 10144 10145 case GRANT_UPGRADE: { 10146 // Grant runtime permissions for a previously held install permission. 10147 PermissionState permissionState = origPermissions 10148 .getInstallPermissionState(bp.name); 10149 final int flags = permissionState != null ? permissionState.getFlags() : 0; 10150 10151 if (origPermissions.revokeInstallPermission(bp) 10152 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10153 // We will be transferring the permission flags, so clear them. 10154 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 10155 PackageManager.MASK_PERMISSION_FLAGS, 0); 10156 changedInstallPermission = true; 10157 } 10158 10159 // If the permission is not to be promoted to runtime we ignore it and 10160 // also its other flags as they are not applicable to install permissions. 10161 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 10162 for (int userId : currentUserIds) { 10163 if (permissionsState.grantRuntimePermission(bp, userId) != 10164 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10165 // Transfer the permission flags. 10166 permissionsState.updatePermissionFlags(bp, userId, 10167 flags, flags); 10168 // If we granted the permission, we have to write. 10169 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10170 changedRuntimePermissionUserIds, userId); 10171 } 10172 } 10173 } 10174 } break; 10175 10176 default: { 10177 if (packageOfInterest == null 10178 || packageOfInterest.equals(pkg.packageName)) { 10179 Slog.w(TAG, "Not granting permission " + perm 10180 + " to package " + pkg.packageName 10181 + " because it was previously installed without"); 10182 } 10183 } break; 10184 } 10185 } else { 10186 if (permissionsState.revokeInstallPermission(bp) != 10187 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10188 // Also drop the permission flags. 10189 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 10190 PackageManager.MASK_PERMISSION_FLAGS, 0); 10191 changedInstallPermission = true; 10192 Slog.i(TAG, "Un-granting permission " + perm 10193 + " from package " + pkg.packageName 10194 + " (protectionLevel=" + bp.protectionLevel 10195 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10196 + ")"); 10197 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 10198 // Don't print warning for app op permissions, since it is fine for them 10199 // not to be granted, there is a UI for the user to decide. 10200 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 10201 Slog.w(TAG, "Not granting permission " + perm 10202 + " to package " + pkg.packageName 10203 + " (protectionLevel=" + bp.protectionLevel 10204 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10205 + ")"); 10206 } 10207 } 10208 } 10209 } 10210 10211 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 10212 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 10213 // This is the first that we have heard about this package, so the 10214 // permissions we have now selected are fixed until explicitly 10215 // changed. 10216 ps.installPermissionsFixed = true; 10217 } 10218 10219 // Persist the runtime permissions state for users with changes. If permissions 10220 // were revoked because no app in the shared user declares them we have to 10221 // write synchronously to avoid losing runtime permissions state. 10222 for (int userId : changedRuntimePermissionUserIds) { 10223 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 10224 } 10225 10226 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10227 } 10228 10229 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 10230 boolean allowed = false; 10231 final int NP = PackageParser.NEW_PERMISSIONS.length; 10232 for (int ip=0; ip<NP; ip++) { 10233 final PackageParser.NewPermissionInfo npi 10234 = PackageParser.NEW_PERMISSIONS[ip]; 10235 if (npi.name.equals(perm) 10236 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 10237 allowed = true; 10238 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 10239 + pkg.packageName); 10240 break; 10241 } 10242 } 10243 return allowed; 10244 } 10245 10246 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 10247 BasePermission bp, PermissionsState origPermissions) { 10248 boolean allowed; 10249 allowed = (compareSignatures( 10250 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 10251 == PackageManager.SIGNATURE_MATCH) 10252 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 10253 == PackageManager.SIGNATURE_MATCH); 10254 if (!allowed && (bp.protectionLevel 10255 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 10256 if (isSystemApp(pkg)) { 10257 // For updated system applications, a system permission 10258 // is granted only if it had been defined by the original application. 10259 if (pkg.isUpdatedSystemApp()) { 10260 final PackageSetting sysPs = mSettings 10261 .getDisabledSystemPkgLPr(pkg.packageName); 10262 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 10263 // If the original was granted this permission, we take 10264 // that grant decision as read and propagate it to the 10265 // update. 10266 if (sysPs.isPrivileged()) { 10267 allowed = true; 10268 } 10269 } else { 10270 // The system apk may have been updated with an older 10271 // version of the one on the data partition, but which 10272 // granted a new system permission that it didn't have 10273 // before. In this case we do want to allow the app to 10274 // now get the new permission if the ancestral apk is 10275 // privileged to get it. 10276 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 10277 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 10278 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 10279 allowed = true; 10280 break; 10281 } 10282 } 10283 } 10284 // Also if a privileged parent package on the system image or any of 10285 // its children requested a privileged permission, the updated child 10286 // packages can also get the permission. 10287 if (pkg.parentPackage != null) { 10288 final PackageSetting disabledSysParentPs = mSettings 10289 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 10290 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 10291 && disabledSysParentPs.isPrivileged()) { 10292 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 10293 allowed = true; 10294 } else if (disabledSysParentPs.pkg.childPackages != null) { 10295 final int count = disabledSysParentPs.pkg.childPackages.size(); 10296 for (int i = 0; i < count; i++) { 10297 PackageParser.Package disabledSysChildPkg = 10298 disabledSysParentPs.pkg.childPackages.get(i); 10299 if (isPackageRequestingPermission(disabledSysChildPkg, 10300 perm)) { 10301 allowed = true; 10302 break; 10303 } 10304 } 10305 } 10306 } 10307 } 10308 } 10309 } else { 10310 allowed = isPrivilegedApp(pkg); 10311 } 10312 } 10313 } 10314 if (!allowed) { 10315 if (!allowed && (bp.protectionLevel 10316 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 10317 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 10318 // If this was a previously normal/dangerous permission that got moved 10319 // to a system permission as part of the runtime permission redesign, then 10320 // we still want to blindly grant it to old apps. 10321 allowed = true; 10322 } 10323 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 10324 && pkg.packageName.equals(mRequiredInstallerPackage)) { 10325 // If this permission is to be granted to the system installer and 10326 // this app is an installer, then it gets the permission. 10327 allowed = true; 10328 } 10329 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 10330 && pkg.packageName.equals(mRequiredVerifierPackage)) { 10331 // If this permission is to be granted to the system verifier and 10332 // this app is a verifier, then it gets the permission. 10333 allowed = true; 10334 } 10335 if (!allowed && (bp.protectionLevel 10336 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 10337 && isSystemApp(pkg)) { 10338 // Any pre-installed system app is allowed to get this permission. 10339 allowed = true; 10340 } 10341 if (!allowed && (bp.protectionLevel 10342 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 10343 // For development permissions, a development permission 10344 // is granted only if it was already granted. 10345 allowed = origPermissions.hasInstallPermission(perm); 10346 } 10347 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 10348 && pkg.packageName.equals(mSetupWizardPackage)) { 10349 // If this permission is to be granted to the system setup wizard and 10350 // this app is a setup wizard, then it gets the permission. 10351 allowed = true; 10352 } 10353 } 10354 return allowed; 10355 } 10356 10357 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 10358 final int permCount = pkg.requestedPermissions.size(); 10359 for (int j = 0; j < permCount; j++) { 10360 String requestedPermission = pkg.requestedPermissions.get(j); 10361 if (permission.equals(requestedPermission)) { 10362 return true; 10363 } 10364 } 10365 return false; 10366 } 10367 10368 final class ActivityIntentResolver 10369 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 10370 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10371 boolean defaultOnly, int userId) { 10372 if (!sUserManager.exists(userId)) return null; 10373 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10374 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10375 } 10376 10377 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10378 int userId) { 10379 if (!sUserManager.exists(userId)) return null; 10380 mFlags = flags; 10381 return super.queryIntent(intent, resolvedType, 10382 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10383 } 10384 10385 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10386 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 10387 if (!sUserManager.exists(userId)) return null; 10388 if (packageActivities == null) { 10389 return null; 10390 } 10391 mFlags = flags; 10392 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10393 final int N = packageActivities.size(); 10394 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 10395 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 10396 10397 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 10398 for (int i = 0; i < N; ++i) { 10399 intentFilters = packageActivities.get(i).intents; 10400 if (intentFilters != null && intentFilters.size() > 0) { 10401 PackageParser.ActivityIntentInfo[] array = 10402 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 10403 intentFilters.toArray(array); 10404 listCut.add(array); 10405 } 10406 } 10407 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10408 } 10409 10410 /** 10411 * Finds a privileged activity that matches the specified activity names. 10412 */ 10413 private PackageParser.Activity findMatchingActivity( 10414 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 10415 for (PackageParser.Activity sysActivity : activityList) { 10416 if (sysActivity.info.name.equals(activityInfo.name)) { 10417 return sysActivity; 10418 } 10419 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 10420 return sysActivity; 10421 } 10422 if (sysActivity.info.targetActivity != null) { 10423 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 10424 return sysActivity; 10425 } 10426 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 10427 return sysActivity; 10428 } 10429 } 10430 } 10431 return null; 10432 } 10433 10434 public class IterGenerator<E> { 10435 public Iterator<E> generate(ActivityIntentInfo info) { 10436 return null; 10437 } 10438 } 10439 10440 public class ActionIterGenerator extends IterGenerator<String> { 10441 @Override 10442 public Iterator<String> generate(ActivityIntentInfo info) { 10443 return info.actionsIterator(); 10444 } 10445 } 10446 10447 public class CategoriesIterGenerator extends IterGenerator<String> { 10448 @Override 10449 public Iterator<String> generate(ActivityIntentInfo info) { 10450 return info.categoriesIterator(); 10451 } 10452 } 10453 10454 public class SchemesIterGenerator extends IterGenerator<String> { 10455 @Override 10456 public Iterator<String> generate(ActivityIntentInfo info) { 10457 return info.schemesIterator(); 10458 } 10459 } 10460 10461 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 10462 @Override 10463 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 10464 return info.authoritiesIterator(); 10465 } 10466 } 10467 10468 /** 10469 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 10470 * MODIFIED. Do not pass in a list that should not be changed. 10471 */ 10472 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 10473 IterGenerator<T> generator, Iterator<T> searchIterator) { 10474 // loop through the set of actions; every one must be found in the intent filter 10475 while (searchIterator.hasNext()) { 10476 // we must have at least one filter in the list to consider a match 10477 if (intentList.size() == 0) { 10478 break; 10479 } 10480 10481 final T searchAction = searchIterator.next(); 10482 10483 // loop through the set of intent filters 10484 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 10485 while (intentIter.hasNext()) { 10486 final ActivityIntentInfo intentInfo = intentIter.next(); 10487 boolean selectionFound = false; 10488 10489 // loop through the intent filter's selection criteria; at least one 10490 // of them must match the searched criteria 10491 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 10492 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 10493 final T intentSelection = intentSelectionIter.next(); 10494 if (intentSelection != null && intentSelection.equals(searchAction)) { 10495 selectionFound = true; 10496 break; 10497 } 10498 } 10499 10500 // the selection criteria wasn't found in this filter's set; this filter 10501 // is not a potential match 10502 if (!selectionFound) { 10503 intentIter.remove(); 10504 } 10505 } 10506 } 10507 } 10508 10509 private boolean isProtectedAction(ActivityIntentInfo filter) { 10510 final Iterator<String> actionsIter = filter.actionsIterator(); 10511 while (actionsIter != null && actionsIter.hasNext()) { 10512 final String filterAction = actionsIter.next(); 10513 if (PROTECTED_ACTIONS.contains(filterAction)) { 10514 return true; 10515 } 10516 } 10517 return false; 10518 } 10519 10520 /** 10521 * Adjusts the priority of the given intent filter according to policy. 10522 * <p> 10523 * <ul> 10524 * <li>The priority for non privileged applications is capped to '0'</li> 10525 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 10526 * <li>The priority for unbundled updates to privileged applications is capped to the 10527 * priority defined on the system partition</li> 10528 * </ul> 10529 * <p> 10530 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 10531 * allowed to obtain any priority on any action. 10532 */ 10533 private void adjustPriority( 10534 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 10535 // nothing to do; priority is fine as-is 10536 if (intent.getPriority() <= 0) { 10537 return; 10538 } 10539 10540 final ActivityInfo activityInfo = intent.activity.info; 10541 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 10542 10543 final boolean privilegedApp = 10544 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 10545 if (!privilegedApp) { 10546 // non-privileged applications can never define a priority >0 10547 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 10548 + " package: " + applicationInfo.packageName 10549 + " activity: " + intent.activity.className 10550 + " origPrio: " + intent.getPriority()); 10551 intent.setPriority(0); 10552 return; 10553 } 10554 10555 if (systemActivities == null) { 10556 // the system package is not disabled; we're parsing the system partition 10557 if (isProtectedAction(intent)) { 10558 if (mDeferProtectedFilters) { 10559 // We can't deal with these just yet. No component should ever obtain a 10560 // >0 priority for a protected actions, with ONE exception -- the setup 10561 // wizard. The setup wizard, however, cannot be known until we're able to 10562 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 10563 // until all intent filters have been processed. Chicken, meet egg. 10564 // Let the filter temporarily have a high priority and rectify the 10565 // priorities after all system packages have been scanned. 10566 mProtectedFilters.add(intent); 10567 if (DEBUG_FILTERS) { 10568 Slog.i(TAG, "Protected action; save for later;" 10569 + " package: " + applicationInfo.packageName 10570 + " activity: " + intent.activity.className 10571 + " origPrio: " + intent.getPriority()); 10572 } 10573 return; 10574 } else { 10575 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 10576 Slog.i(TAG, "No setup wizard;" 10577 + " All protected intents capped to priority 0"); 10578 } 10579 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 10580 if (DEBUG_FILTERS) { 10581 Slog.i(TAG, "Found setup wizard;" 10582 + " allow priority " + intent.getPriority() + ";" 10583 + " package: " + intent.activity.info.packageName 10584 + " activity: " + intent.activity.className 10585 + " priority: " + intent.getPriority()); 10586 } 10587 // setup wizard gets whatever it wants 10588 return; 10589 } 10590 Slog.w(TAG, "Protected action; cap priority to 0;" 10591 + " package: " + intent.activity.info.packageName 10592 + " activity: " + intent.activity.className 10593 + " origPrio: " + intent.getPriority()); 10594 intent.setPriority(0); 10595 return; 10596 } 10597 } 10598 // privileged apps on the system image get whatever priority they request 10599 return; 10600 } 10601 10602 // privileged app unbundled update ... try to find the same activity 10603 final PackageParser.Activity foundActivity = 10604 findMatchingActivity(systemActivities, activityInfo); 10605 if (foundActivity == null) { 10606 // this is a new activity; it cannot obtain >0 priority 10607 if (DEBUG_FILTERS) { 10608 Slog.i(TAG, "New activity; cap priority to 0;" 10609 + " package: " + applicationInfo.packageName 10610 + " activity: " + intent.activity.className 10611 + " origPrio: " + intent.getPriority()); 10612 } 10613 intent.setPriority(0); 10614 return; 10615 } 10616 10617 // found activity, now check for filter equivalence 10618 10619 // a shallow copy is enough; we modify the list, not its contents 10620 final List<ActivityIntentInfo> intentListCopy = 10621 new ArrayList<>(foundActivity.intents); 10622 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 10623 10624 // find matching action subsets 10625 final Iterator<String> actionsIterator = intent.actionsIterator(); 10626 if (actionsIterator != null) { 10627 getIntentListSubset( 10628 intentListCopy, new ActionIterGenerator(), actionsIterator); 10629 if (intentListCopy.size() == 0) { 10630 // no more intents to match; we're not equivalent 10631 if (DEBUG_FILTERS) { 10632 Slog.i(TAG, "Mismatched action; cap priority to 0;" 10633 + " package: " + applicationInfo.packageName 10634 + " activity: " + intent.activity.className 10635 + " origPrio: " + intent.getPriority()); 10636 } 10637 intent.setPriority(0); 10638 return; 10639 } 10640 } 10641 10642 // find matching category subsets 10643 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 10644 if (categoriesIterator != null) { 10645 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 10646 categoriesIterator); 10647 if (intentListCopy.size() == 0) { 10648 // no more intents to match; we're not equivalent 10649 if (DEBUG_FILTERS) { 10650 Slog.i(TAG, "Mismatched category; cap priority to 0;" 10651 + " package: " + applicationInfo.packageName 10652 + " activity: " + intent.activity.className 10653 + " origPrio: " + intent.getPriority()); 10654 } 10655 intent.setPriority(0); 10656 return; 10657 } 10658 } 10659 10660 // find matching schemes subsets 10661 final Iterator<String> schemesIterator = intent.schemesIterator(); 10662 if (schemesIterator != null) { 10663 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 10664 schemesIterator); 10665 if (intentListCopy.size() == 0) { 10666 // no more intents to match; we're not equivalent 10667 if (DEBUG_FILTERS) { 10668 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 10669 + " package: " + applicationInfo.packageName 10670 + " activity: " + intent.activity.className 10671 + " origPrio: " + intent.getPriority()); 10672 } 10673 intent.setPriority(0); 10674 return; 10675 } 10676 } 10677 10678 // find matching authorities subsets 10679 final Iterator<IntentFilter.AuthorityEntry> 10680 authoritiesIterator = intent.authoritiesIterator(); 10681 if (authoritiesIterator != null) { 10682 getIntentListSubset(intentListCopy, 10683 new AuthoritiesIterGenerator(), 10684 authoritiesIterator); 10685 if (intentListCopy.size() == 0) { 10686 // no more intents to match; we're not equivalent 10687 if (DEBUG_FILTERS) { 10688 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 10689 + " package: " + applicationInfo.packageName 10690 + " activity: " + intent.activity.className 10691 + " origPrio: " + intent.getPriority()); 10692 } 10693 intent.setPriority(0); 10694 return; 10695 } 10696 } 10697 10698 // we found matching filter(s); app gets the max priority of all intents 10699 int cappedPriority = 0; 10700 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 10701 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 10702 } 10703 if (intent.getPriority() > cappedPriority) { 10704 if (DEBUG_FILTERS) { 10705 Slog.i(TAG, "Found matching filter(s);" 10706 + " cap priority to " + cappedPriority + ";" 10707 + " package: " + applicationInfo.packageName 10708 + " activity: " + intent.activity.className 10709 + " origPrio: " + intent.getPriority()); 10710 } 10711 intent.setPriority(cappedPriority); 10712 return; 10713 } 10714 // all this for nothing; the requested priority was <= what was on the system 10715 } 10716 10717 public final void addActivity(PackageParser.Activity a, String type) { 10718 mActivities.put(a.getComponentName(), a); 10719 if (DEBUG_SHOW_INFO) 10720 Log.v( 10721 TAG, " " + type + " " + 10722 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 10723 if (DEBUG_SHOW_INFO) 10724 Log.v(TAG, " Class=" + a.info.name); 10725 final int NI = a.intents.size(); 10726 for (int j=0; j<NI; j++) { 10727 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10728 if ("activity".equals(type)) { 10729 final PackageSetting ps = 10730 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 10731 final List<PackageParser.Activity> systemActivities = 10732 ps != null && ps.pkg != null ? ps.pkg.activities : null; 10733 adjustPriority(systemActivities, intent); 10734 } 10735 if (DEBUG_SHOW_INFO) { 10736 Log.v(TAG, " IntentFilter:"); 10737 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10738 } 10739 if (!intent.debugCheck()) { 10740 Log.w(TAG, "==> For Activity " + a.info.name); 10741 } 10742 addFilter(intent); 10743 } 10744 } 10745 10746 public final void removeActivity(PackageParser.Activity a, String type) { 10747 mActivities.remove(a.getComponentName()); 10748 if (DEBUG_SHOW_INFO) { 10749 Log.v(TAG, " " + type + " " 10750 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 10751 : a.info.name) + ":"); 10752 Log.v(TAG, " Class=" + a.info.name); 10753 } 10754 final int NI = a.intents.size(); 10755 for (int j=0; j<NI; j++) { 10756 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10757 if (DEBUG_SHOW_INFO) { 10758 Log.v(TAG, " IntentFilter:"); 10759 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10760 } 10761 removeFilter(intent); 10762 } 10763 } 10764 10765 @Override 10766 protected boolean allowFilterResult( 10767 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 10768 ActivityInfo filterAi = filter.activity.info; 10769 for (int i=dest.size()-1; i>=0; i--) { 10770 ActivityInfo destAi = dest.get(i).activityInfo; 10771 if (destAi.name == filterAi.name 10772 && destAi.packageName == filterAi.packageName) { 10773 return false; 10774 } 10775 } 10776 return true; 10777 } 10778 10779 @Override 10780 protected ActivityIntentInfo[] newArray(int size) { 10781 return new ActivityIntentInfo[size]; 10782 } 10783 10784 @Override 10785 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 10786 if (!sUserManager.exists(userId)) return true; 10787 PackageParser.Package p = filter.activity.owner; 10788 if (p != null) { 10789 PackageSetting ps = (PackageSetting)p.mExtras; 10790 if (ps != null) { 10791 // System apps are never considered stopped for purposes of 10792 // filtering, because there may be no way for the user to 10793 // actually re-launch them. 10794 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 10795 && ps.getStopped(userId); 10796 } 10797 } 10798 return false; 10799 } 10800 10801 @Override 10802 protected boolean isPackageForFilter(String packageName, 10803 PackageParser.ActivityIntentInfo info) { 10804 return packageName.equals(info.activity.owner.packageName); 10805 } 10806 10807 @Override 10808 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 10809 int match, int userId) { 10810 if (!sUserManager.exists(userId)) return null; 10811 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 10812 return null; 10813 } 10814 final PackageParser.Activity activity = info.activity; 10815 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 10816 if (ps == null) { 10817 return null; 10818 } 10819 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 10820 ps.readUserState(userId), userId); 10821 if (ai == null) { 10822 return null; 10823 } 10824 final ResolveInfo res = new ResolveInfo(); 10825 res.activityInfo = ai; 10826 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 10827 res.filter = info; 10828 } 10829 if (info != null) { 10830 res.handleAllWebDataURI = info.handleAllWebDataURI(); 10831 } 10832 res.priority = info.getPriority(); 10833 res.preferredOrder = activity.owner.mPreferredOrder; 10834 //System.out.println("Result: " + res.activityInfo.className + 10835 // " = " + res.priority); 10836 res.match = match; 10837 res.isDefault = info.hasDefault; 10838 res.labelRes = info.labelRes; 10839 res.nonLocalizedLabel = info.nonLocalizedLabel; 10840 if (userNeedsBadging(userId)) { 10841 res.noResourceId = true; 10842 } else { 10843 res.icon = info.icon; 10844 } 10845 res.iconResourceId = info.icon; 10846 res.system = res.activityInfo.applicationInfo.isSystemApp(); 10847 return res; 10848 } 10849 10850 @Override 10851 protected void sortResults(List<ResolveInfo> results) { 10852 Collections.sort(results, mResolvePrioritySorter); 10853 } 10854 10855 @Override 10856 protected void dumpFilter(PrintWriter out, String prefix, 10857 PackageParser.ActivityIntentInfo filter) { 10858 out.print(prefix); out.print( 10859 Integer.toHexString(System.identityHashCode(filter.activity))); 10860 out.print(' '); 10861 filter.activity.printComponentShortName(out); 10862 out.print(" filter "); 10863 out.println(Integer.toHexString(System.identityHashCode(filter))); 10864 } 10865 10866 @Override 10867 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 10868 return filter.activity; 10869 } 10870 10871 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10872 PackageParser.Activity activity = (PackageParser.Activity)label; 10873 out.print(prefix); out.print( 10874 Integer.toHexString(System.identityHashCode(activity))); 10875 out.print(' '); 10876 activity.printComponentShortName(out); 10877 if (count > 1) { 10878 out.print(" ("); out.print(count); out.print(" filters)"); 10879 } 10880 out.println(); 10881 } 10882 10883 // Keys are String (activity class name), values are Activity. 10884 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 10885 = new ArrayMap<ComponentName, PackageParser.Activity>(); 10886 private int mFlags; 10887 } 10888 10889 private final class ServiceIntentResolver 10890 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 10891 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10892 boolean defaultOnly, int userId) { 10893 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10894 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10895 } 10896 10897 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10898 int userId) { 10899 if (!sUserManager.exists(userId)) return null; 10900 mFlags = flags; 10901 return super.queryIntent(intent, resolvedType, 10902 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10903 } 10904 10905 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10906 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 10907 if (!sUserManager.exists(userId)) return null; 10908 if (packageServices == null) { 10909 return null; 10910 } 10911 mFlags = flags; 10912 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10913 final int N = packageServices.size(); 10914 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 10915 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 10916 10917 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 10918 for (int i = 0; i < N; ++i) { 10919 intentFilters = packageServices.get(i).intents; 10920 if (intentFilters != null && intentFilters.size() > 0) { 10921 PackageParser.ServiceIntentInfo[] array = 10922 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 10923 intentFilters.toArray(array); 10924 listCut.add(array); 10925 } 10926 } 10927 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10928 } 10929 10930 public final void addService(PackageParser.Service s) { 10931 mServices.put(s.getComponentName(), s); 10932 if (DEBUG_SHOW_INFO) { 10933 Log.v(TAG, " " 10934 + (s.info.nonLocalizedLabel != null 10935 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 10936 Log.v(TAG, " Class=" + s.info.name); 10937 } 10938 final int NI = s.intents.size(); 10939 int j; 10940 for (j=0; j<NI; j++) { 10941 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 10942 if (DEBUG_SHOW_INFO) { 10943 Log.v(TAG, " IntentFilter:"); 10944 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10945 } 10946 if (!intent.debugCheck()) { 10947 Log.w(TAG, "==> For Service " + s.info.name); 10948 } 10949 addFilter(intent); 10950 } 10951 } 10952 10953 public final void removeService(PackageParser.Service s) { 10954 mServices.remove(s.getComponentName()); 10955 if (DEBUG_SHOW_INFO) { 10956 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 10957 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 10958 Log.v(TAG, " Class=" + s.info.name); 10959 } 10960 final int NI = s.intents.size(); 10961 int j; 10962 for (j=0; j<NI; j++) { 10963 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 10964 if (DEBUG_SHOW_INFO) { 10965 Log.v(TAG, " IntentFilter:"); 10966 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10967 } 10968 removeFilter(intent); 10969 } 10970 } 10971 10972 @Override 10973 protected boolean allowFilterResult( 10974 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 10975 ServiceInfo filterSi = filter.service.info; 10976 for (int i=dest.size()-1; i>=0; i--) { 10977 ServiceInfo destAi = dest.get(i).serviceInfo; 10978 if (destAi.name == filterSi.name 10979 && destAi.packageName == filterSi.packageName) { 10980 return false; 10981 } 10982 } 10983 return true; 10984 } 10985 10986 @Override 10987 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 10988 return new PackageParser.ServiceIntentInfo[size]; 10989 } 10990 10991 @Override 10992 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 10993 if (!sUserManager.exists(userId)) return true; 10994 PackageParser.Package p = filter.service.owner; 10995 if (p != null) { 10996 PackageSetting ps = (PackageSetting)p.mExtras; 10997 if (ps != null) { 10998 // System apps are never considered stopped for purposes of 10999 // filtering, because there may be no way for the user to 11000 // actually re-launch them. 11001 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 11002 && ps.getStopped(userId); 11003 } 11004 } 11005 return false; 11006 } 11007 11008 @Override 11009 protected boolean isPackageForFilter(String packageName, 11010 PackageParser.ServiceIntentInfo info) { 11011 return packageName.equals(info.service.owner.packageName); 11012 } 11013 11014 @Override 11015 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 11016 int match, int userId) { 11017 if (!sUserManager.exists(userId)) return null; 11018 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 11019 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 11020 return null; 11021 } 11022 final PackageParser.Service service = info.service; 11023 PackageSetting ps = (PackageSetting) service.owner.mExtras; 11024 if (ps == null) { 11025 return null; 11026 } 11027 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 11028 ps.readUserState(userId), userId); 11029 if (si == null) { 11030 return null; 11031 } 11032 final ResolveInfo res = new ResolveInfo(); 11033 res.serviceInfo = si; 11034 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 11035 res.filter = filter; 11036 } 11037 res.priority = info.getPriority(); 11038 res.preferredOrder = service.owner.mPreferredOrder; 11039 res.match = match; 11040 res.isDefault = info.hasDefault; 11041 res.labelRes = info.labelRes; 11042 res.nonLocalizedLabel = info.nonLocalizedLabel; 11043 res.icon = info.icon; 11044 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 11045 return res; 11046 } 11047 11048 @Override 11049 protected void sortResults(List<ResolveInfo> results) { 11050 Collections.sort(results, mResolvePrioritySorter); 11051 } 11052 11053 @Override 11054 protected void dumpFilter(PrintWriter out, String prefix, 11055 PackageParser.ServiceIntentInfo filter) { 11056 out.print(prefix); out.print( 11057 Integer.toHexString(System.identityHashCode(filter.service))); 11058 out.print(' '); 11059 filter.service.printComponentShortName(out); 11060 out.print(" filter "); 11061 out.println(Integer.toHexString(System.identityHashCode(filter))); 11062 } 11063 11064 @Override 11065 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 11066 return filter.service; 11067 } 11068 11069 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11070 PackageParser.Service service = (PackageParser.Service)label; 11071 out.print(prefix); out.print( 11072 Integer.toHexString(System.identityHashCode(service))); 11073 out.print(' '); 11074 service.printComponentShortName(out); 11075 if (count > 1) { 11076 out.print(" ("); out.print(count); out.print(" filters)"); 11077 } 11078 out.println(); 11079 } 11080 11081// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 11082// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 11083// final List<ResolveInfo> retList = Lists.newArrayList(); 11084// while (i.hasNext()) { 11085// final ResolveInfo resolveInfo = (ResolveInfo) i; 11086// if (isEnabledLP(resolveInfo.serviceInfo)) { 11087// retList.add(resolveInfo); 11088// } 11089// } 11090// return retList; 11091// } 11092 11093 // Keys are String (activity class name), values are Activity. 11094 private final ArrayMap<ComponentName, PackageParser.Service> mServices 11095 = new ArrayMap<ComponentName, PackageParser.Service>(); 11096 private int mFlags; 11097 }; 11098 11099 private final class ProviderIntentResolver 11100 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 11101 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11102 boolean defaultOnly, int userId) { 11103 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 11104 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11105 } 11106 11107 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11108 int userId) { 11109 if (!sUserManager.exists(userId)) 11110 return null; 11111 mFlags = flags; 11112 return super.queryIntent(intent, resolvedType, 11113 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 11114 } 11115 11116 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11117 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 11118 if (!sUserManager.exists(userId)) 11119 return null; 11120 if (packageProviders == null) { 11121 return null; 11122 } 11123 mFlags = flags; 11124 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11125 final int N = packageProviders.size(); 11126 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 11127 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 11128 11129 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 11130 for (int i = 0; i < N; ++i) { 11131 intentFilters = packageProviders.get(i).intents; 11132 if (intentFilters != null && intentFilters.size() > 0) { 11133 PackageParser.ProviderIntentInfo[] array = 11134 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 11135 intentFilters.toArray(array); 11136 listCut.add(array); 11137 } 11138 } 11139 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11140 } 11141 11142 public final void addProvider(PackageParser.Provider p) { 11143 if (mProviders.containsKey(p.getComponentName())) { 11144 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 11145 return; 11146 } 11147 11148 mProviders.put(p.getComponentName(), p); 11149 if (DEBUG_SHOW_INFO) { 11150 Log.v(TAG, " " 11151 + (p.info.nonLocalizedLabel != null 11152 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11153 Log.v(TAG, " Class=" + p.info.name); 11154 } 11155 final int NI = p.intents.size(); 11156 int j; 11157 for (j = 0; j < NI; j++) { 11158 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11159 if (DEBUG_SHOW_INFO) { 11160 Log.v(TAG, " IntentFilter:"); 11161 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11162 } 11163 if (!intent.debugCheck()) { 11164 Log.w(TAG, "==> For Provider " + p.info.name); 11165 } 11166 addFilter(intent); 11167 } 11168 } 11169 11170 public final void removeProvider(PackageParser.Provider p) { 11171 mProviders.remove(p.getComponentName()); 11172 if (DEBUG_SHOW_INFO) { 11173 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 11174 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11175 Log.v(TAG, " Class=" + p.info.name); 11176 } 11177 final int NI = p.intents.size(); 11178 int j; 11179 for (j = 0; j < NI; j++) { 11180 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11181 if (DEBUG_SHOW_INFO) { 11182 Log.v(TAG, " IntentFilter:"); 11183 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11184 } 11185 removeFilter(intent); 11186 } 11187 } 11188 11189 @Override 11190 protected boolean allowFilterResult( 11191 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 11192 ProviderInfo filterPi = filter.provider.info; 11193 for (int i = dest.size() - 1; i >= 0; i--) { 11194 ProviderInfo destPi = dest.get(i).providerInfo; 11195 if (destPi.name == filterPi.name 11196 && destPi.packageName == filterPi.packageName) { 11197 return false; 11198 } 11199 } 11200 return true; 11201 } 11202 11203 @Override 11204 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 11205 return new PackageParser.ProviderIntentInfo[size]; 11206 } 11207 11208 @Override 11209 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 11210 if (!sUserManager.exists(userId)) 11211 return true; 11212 PackageParser.Package p = filter.provider.owner; 11213 if (p != null) { 11214 PackageSetting ps = (PackageSetting) p.mExtras; 11215 if (ps != null) { 11216 // System apps are never considered stopped for purposes of 11217 // filtering, because there may be no way for the user to 11218 // actually re-launch them. 11219 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 11220 && ps.getStopped(userId); 11221 } 11222 } 11223 return false; 11224 } 11225 11226 @Override 11227 protected boolean isPackageForFilter(String packageName, 11228 PackageParser.ProviderIntentInfo info) { 11229 return packageName.equals(info.provider.owner.packageName); 11230 } 11231 11232 @Override 11233 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 11234 int match, int userId) { 11235 if (!sUserManager.exists(userId)) 11236 return null; 11237 final PackageParser.ProviderIntentInfo info = filter; 11238 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 11239 return null; 11240 } 11241 final PackageParser.Provider provider = info.provider; 11242 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 11243 if (ps == null) { 11244 return null; 11245 } 11246 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 11247 ps.readUserState(userId), userId); 11248 if (pi == null) { 11249 return null; 11250 } 11251 final ResolveInfo res = new ResolveInfo(); 11252 res.providerInfo = pi; 11253 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 11254 res.filter = filter; 11255 } 11256 res.priority = info.getPriority(); 11257 res.preferredOrder = provider.owner.mPreferredOrder; 11258 res.match = match; 11259 res.isDefault = info.hasDefault; 11260 res.labelRes = info.labelRes; 11261 res.nonLocalizedLabel = info.nonLocalizedLabel; 11262 res.icon = info.icon; 11263 res.system = res.providerInfo.applicationInfo.isSystemApp(); 11264 return res; 11265 } 11266 11267 @Override 11268 protected void sortResults(List<ResolveInfo> results) { 11269 Collections.sort(results, mResolvePrioritySorter); 11270 } 11271 11272 @Override 11273 protected void dumpFilter(PrintWriter out, String prefix, 11274 PackageParser.ProviderIntentInfo filter) { 11275 out.print(prefix); 11276 out.print( 11277 Integer.toHexString(System.identityHashCode(filter.provider))); 11278 out.print(' '); 11279 filter.provider.printComponentShortName(out); 11280 out.print(" filter "); 11281 out.println(Integer.toHexString(System.identityHashCode(filter))); 11282 } 11283 11284 @Override 11285 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 11286 return filter.provider; 11287 } 11288 11289 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11290 PackageParser.Provider provider = (PackageParser.Provider)label; 11291 out.print(prefix); out.print( 11292 Integer.toHexString(System.identityHashCode(provider))); 11293 out.print(' '); 11294 provider.printComponentShortName(out); 11295 if (count > 1) { 11296 out.print(" ("); out.print(count); out.print(" filters)"); 11297 } 11298 out.println(); 11299 } 11300 11301 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 11302 = new ArrayMap<ComponentName, PackageParser.Provider>(); 11303 private int mFlags; 11304 } 11305 11306 private static final class EphemeralIntentResolver 11307 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 11308 /** 11309 * The result that has the highest defined order. Ordering applies on a 11310 * per-package basis. Mapping is from package name to Pair of order and 11311 * EphemeralResolveInfo. 11312 * <p> 11313 * NOTE: This is implemented as a field variable for convenience and efficiency. 11314 * By having a field variable, we're able to track filter ordering as soon as 11315 * a non-zero order is defined. Otherwise, multiple loops across the result set 11316 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 11317 * this needs to be contained entirely within {@link #filterResults()}. 11318 */ 11319 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 11320 11321 @Override 11322 protected EphemeralResolveIntentInfo[] newArray(int size) { 11323 return new EphemeralResolveIntentInfo[size]; 11324 } 11325 11326 @Override 11327 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 11328 return true; 11329 } 11330 11331 @Override 11332 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 11333 int userId) { 11334 if (!sUserManager.exists(userId)) { 11335 return null; 11336 } 11337 final String packageName = info.getEphemeralResolveInfo().getPackageName(); 11338 final Integer order = info.getOrder(); 11339 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 11340 mOrderResult.get(packageName); 11341 // ordering is enabled and this item's order isn't high enough 11342 if (lastOrderResult != null && lastOrderResult.first >= order) { 11343 return null; 11344 } 11345 final EphemeralResolveInfo res = info.getEphemeralResolveInfo(); 11346 if (order > 0) { 11347 // non-zero order, enable ordering 11348 mOrderResult.put(packageName, new Pair<>(order, res)); 11349 } 11350 return res; 11351 } 11352 11353 @Override 11354 protected void filterResults(List<EphemeralResolveInfo> results) { 11355 // only do work if ordering is enabled [most of the time it won't be] 11356 if (mOrderResult.size() == 0) { 11357 return; 11358 } 11359 int resultSize = results.size(); 11360 for (int i = 0; i < resultSize; i++) { 11361 final EphemeralResolveInfo info = results.get(i); 11362 final String packageName = info.getPackageName(); 11363 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 11364 if (savedInfo == null) { 11365 // package doesn't having ordering 11366 continue; 11367 } 11368 if (savedInfo.second == info) { 11369 // circled back to the highest ordered item; remove from order list 11370 mOrderResult.remove(savedInfo); 11371 if (mOrderResult.size() == 0) { 11372 // no more ordered items 11373 break; 11374 } 11375 continue; 11376 } 11377 // item has a worse order, remove it from the result list 11378 results.remove(i); 11379 resultSize--; 11380 i--; 11381 } 11382 } 11383 } 11384 11385 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 11386 new Comparator<ResolveInfo>() { 11387 public int compare(ResolveInfo r1, ResolveInfo r2) { 11388 int v1 = r1.priority; 11389 int v2 = r2.priority; 11390 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 11391 if (v1 != v2) { 11392 return (v1 > v2) ? -1 : 1; 11393 } 11394 v1 = r1.preferredOrder; 11395 v2 = r2.preferredOrder; 11396 if (v1 != v2) { 11397 return (v1 > v2) ? -1 : 1; 11398 } 11399 if (r1.isDefault != r2.isDefault) { 11400 return r1.isDefault ? -1 : 1; 11401 } 11402 v1 = r1.match; 11403 v2 = r2.match; 11404 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 11405 if (v1 != v2) { 11406 return (v1 > v2) ? -1 : 1; 11407 } 11408 if (r1.system != r2.system) { 11409 return r1.system ? -1 : 1; 11410 } 11411 if (r1.activityInfo != null) { 11412 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 11413 } 11414 if (r1.serviceInfo != null) { 11415 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 11416 } 11417 if (r1.providerInfo != null) { 11418 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 11419 } 11420 return 0; 11421 } 11422 }; 11423 11424 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 11425 new Comparator<ProviderInfo>() { 11426 public int compare(ProviderInfo p1, ProviderInfo p2) { 11427 final int v1 = p1.initOrder; 11428 final int v2 = p2.initOrder; 11429 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 11430 } 11431 }; 11432 11433 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 11434 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 11435 final int[] userIds) { 11436 mHandler.post(new Runnable() { 11437 @Override 11438 public void run() { 11439 try { 11440 final IActivityManager am = ActivityManagerNative.getDefault(); 11441 if (am == null) return; 11442 final int[] resolvedUserIds; 11443 if (userIds == null) { 11444 resolvedUserIds = am.getRunningUserIds(); 11445 } else { 11446 resolvedUserIds = userIds; 11447 } 11448 for (int id : resolvedUserIds) { 11449 final Intent intent = new Intent(action, 11450 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 11451 if (extras != null) { 11452 intent.putExtras(extras); 11453 } 11454 if (targetPkg != null) { 11455 intent.setPackage(targetPkg); 11456 } 11457 // Modify the UID when posting to other users 11458 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 11459 if (uid > 0 && UserHandle.getUserId(uid) != id) { 11460 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 11461 intent.putExtra(Intent.EXTRA_UID, uid); 11462 } 11463 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 11464 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 11465 if (DEBUG_BROADCASTS) { 11466 RuntimeException here = new RuntimeException("here"); 11467 here.fillInStackTrace(); 11468 Slog.d(TAG, "Sending to user " + id + ": " 11469 + intent.toShortString(false, true, false, false) 11470 + " " + intent.getExtras(), here); 11471 } 11472 am.broadcastIntent(null, intent, null, finishedReceiver, 11473 0, null, null, null, android.app.AppOpsManager.OP_NONE, 11474 null, finishedReceiver != null, false, id); 11475 } 11476 } catch (RemoteException ex) { 11477 } 11478 } 11479 }); 11480 } 11481 11482 /** 11483 * Check if the external storage media is available. This is true if there 11484 * is a mounted external storage medium or if the external storage is 11485 * emulated. 11486 */ 11487 private boolean isExternalMediaAvailable() { 11488 return mMediaMounted || Environment.isExternalStorageEmulated(); 11489 } 11490 11491 @Override 11492 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 11493 // writer 11494 synchronized (mPackages) { 11495 if (!isExternalMediaAvailable()) { 11496 // If the external storage is no longer mounted at this point, 11497 // the caller may not have been able to delete all of this 11498 // packages files and can not delete any more. Bail. 11499 return null; 11500 } 11501 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 11502 if (lastPackage != null) { 11503 pkgs.remove(lastPackage); 11504 } 11505 if (pkgs.size() > 0) { 11506 return pkgs.get(0); 11507 } 11508 } 11509 return null; 11510 } 11511 11512 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 11513 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 11514 userId, andCode ? 1 : 0, packageName); 11515 if (mSystemReady) { 11516 msg.sendToTarget(); 11517 } else { 11518 if (mPostSystemReadyMessages == null) { 11519 mPostSystemReadyMessages = new ArrayList<>(); 11520 } 11521 mPostSystemReadyMessages.add(msg); 11522 } 11523 } 11524 11525 void startCleaningPackages() { 11526 // reader 11527 if (!isExternalMediaAvailable()) { 11528 return; 11529 } 11530 synchronized (mPackages) { 11531 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 11532 return; 11533 } 11534 } 11535 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 11536 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 11537 IActivityManager am = ActivityManagerNative.getDefault(); 11538 if (am != null) { 11539 try { 11540 am.startService(null, intent, null, mContext.getOpPackageName(), 11541 UserHandle.USER_SYSTEM); 11542 } catch (RemoteException e) { 11543 } 11544 } 11545 } 11546 11547 @Override 11548 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 11549 int installFlags, String installerPackageName, int userId) { 11550 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 11551 11552 final int callingUid = Binder.getCallingUid(); 11553 enforceCrossUserPermission(callingUid, userId, 11554 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 11555 11556 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11557 try { 11558 if (observer != null) { 11559 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 11560 } 11561 } catch (RemoteException re) { 11562 } 11563 return; 11564 } 11565 11566 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 11567 installFlags |= PackageManager.INSTALL_FROM_ADB; 11568 11569 } else { 11570 // Caller holds INSTALL_PACKAGES permission, so we're less strict 11571 // about installerPackageName. 11572 11573 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 11574 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 11575 } 11576 11577 UserHandle user; 11578 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 11579 user = UserHandle.ALL; 11580 } else { 11581 user = new UserHandle(userId); 11582 } 11583 11584 // Only system components can circumvent runtime permissions when installing. 11585 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 11586 && mContext.checkCallingOrSelfPermission(Manifest.permission 11587 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 11588 throw new SecurityException("You need the " 11589 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 11590 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 11591 } 11592 11593 final File originFile = new File(originPath); 11594 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 11595 11596 final Message msg = mHandler.obtainMessage(INIT_COPY); 11597 final VerificationInfo verificationInfo = new VerificationInfo( 11598 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 11599 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 11600 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 11601 null /*packageAbiOverride*/, null /*grantedPermissions*/, 11602 null /*certificates*/); 11603 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 11604 msg.obj = params; 11605 11606 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 11607 System.identityHashCode(msg.obj)); 11608 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11609 System.identityHashCode(msg.obj)); 11610 11611 mHandler.sendMessage(msg); 11612 } 11613 11614 void installStage(String packageName, File stagedDir, String stagedCid, 11615 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 11616 String installerPackageName, int installerUid, UserHandle user, 11617 Certificate[][] certificates) { 11618 if (DEBUG_EPHEMERAL) { 11619 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 11620 Slog.d(TAG, "Ephemeral install of " + packageName); 11621 } 11622 } 11623 final VerificationInfo verificationInfo = new VerificationInfo( 11624 sessionParams.originatingUri, sessionParams.referrerUri, 11625 sessionParams.originatingUid, installerUid); 11626 11627 final OriginInfo origin; 11628 if (stagedDir != null) { 11629 origin = OriginInfo.fromStagedFile(stagedDir); 11630 } else { 11631 origin = OriginInfo.fromStagedContainer(stagedCid); 11632 } 11633 11634 final Message msg = mHandler.obtainMessage(INIT_COPY); 11635 final InstallParams params = new InstallParams(origin, null, observer, 11636 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 11637 verificationInfo, user, sessionParams.abiOverride, 11638 sessionParams.grantedRuntimePermissions, certificates); 11639 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 11640 msg.obj = params; 11641 11642 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 11643 System.identityHashCode(msg.obj)); 11644 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11645 System.identityHashCode(msg.obj)); 11646 11647 mHandler.sendMessage(msg); 11648 } 11649 11650 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 11651 int userId) { 11652 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 11653 sendPackageAddedForUser(packageName, isSystem, pkgSetting.appId, userId); 11654 } 11655 11656 private void sendPackageAddedForUser(String packageName, boolean isSystem, 11657 int appId, int userId) { 11658 Bundle extras = new Bundle(1); 11659 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, appId)); 11660 11661 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 11662 packageName, extras, 0, null, null, new int[] {userId}); 11663 try { 11664 IActivityManager am = ActivityManagerNative.getDefault(); 11665 if (isSystem && am.isUserRunning(userId, 0)) { 11666 // The just-installed/enabled app is bundled on the system, so presumed 11667 // to be able to run automatically without needing an explicit launch. 11668 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 11669 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 11670 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 11671 .setPackage(packageName); 11672 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 11673 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 11674 } 11675 } catch (RemoteException e) { 11676 // shouldn't happen 11677 Slog.w(TAG, "Unable to bootstrap installed package", e); 11678 } 11679 } 11680 11681 @Override 11682 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 11683 int userId) { 11684 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11685 PackageSetting pkgSetting; 11686 final int uid = Binder.getCallingUid(); 11687 enforceCrossUserPermission(uid, userId, 11688 true /* requireFullPermission */, true /* checkShell */, 11689 "setApplicationHiddenSetting for user " + userId); 11690 11691 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 11692 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 11693 return false; 11694 } 11695 11696 long callingId = Binder.clearCallingIdentity(); 11697 try { 11698 boolean sendAdded = false; 11699 boolean sendRemoved = false; 11700 // writer 11701 synchronized (mPackages) { 11702 pkgSetting = mSettings.mPackages.get(packageName); 11703 if (pkgSetting == null) { 11704 return false; 11705 } 11706 // Do not allow "android" is being disabled 11707 if ("android".equals(packageName)) { 11708 Slog.w(TAG, "Cannot hide package: android"); 11709 return false; 11710 } 11711 // Only allow protected packages to hide themselves. 11712 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 11713 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 11714 Slog.w(TAG, "Not hiding protected package: " + packageName); 11715 return false; 11716 } 11717 11718 if (pkgSetting.getHidden(userId) != hidden) { 11719 pkgSetting.setHidden(hidden, userId); 11720 mSettings.writePackageRestrictionsLPr(userId); 11721 if (hidden) { 11722 sendRemoved = true; 11723 } else { 11724 sendAdded = true; 11725 } 11726 } 11727 } 11728 if (sendAdded) { 11729 sendPackageAddedForUser(packageName, pkgSetting, userId); 11730 return true; 11731 } 11732 if (sendRemoved) { 11733 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 11734 "hiding pkg"); 11735 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 11736 return true; 11737 } 11738 } finally { 11739 Binder.restoreCallingIdentity(callingId); 11740 } 11741 return false; 11742 } 11743 11744 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 11745 int userId) { 11746 final PackageRemovedInfo info = new PackageRemovedInfo(); 11747 info.removedPackage = packageName; 11748 info.removedUsers = new int[] {userId}; 11749 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 11750 info.sendPackageRemovedBroadcasts(true /*killApp*/); 11751 } 11752 11753 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 11754 if (pkgList.length > 0) { 11755 Bundle extras = new Bundle(1); 11756 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 11757 11758 sendPackageBroadcast( 11759 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 11760 : Intent.ACTION_PACKAGES_UNSUSPENDED, 11761 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 11762 new int[] {userId}); 11763 } 11764 } 11765 11766 /** 11767 * Returns true if application is not found or there was an error. Otherwise it returns 11768 * the hidden state of the package for the given user. 11769 */ 11770 @Override 11771 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 11772 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11773 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11774 true /* requireFullPermission */, false /* checkShell */, 11775 "getApplicationHidden for user " + userId); 11776 PackageSetting pkgSetting; 11777 long callingId = Binder.clearCallingIdentity(); 11778 try { 11779 // writer 11780 synchronized (mPackages) { 11781 pkgSetting = mSettings.mPackages.get(packageName); 11782 if (pkgSetting == null) { 11783 return true; 11784 } 11785 return pkgSetting.getHidden(userId); 11786 } 11787 } finally { 11788 Binder.restoreCallingIdentity(callingId); 11789 } 11790 } 11791 11792 /** 11793 * @hide 11794 */ 11795 @Override 11796 public int installExistingPackageAsUser(String packageName, int userId) { 11797 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 11798 null); 11799 PackageSetting pkgSetting; 11800 final int uid = Binder.getCallingUid(); 11801 enforceCrossUserPermission(uid, userId, 11802 true /* requireFullPermission */, true /* checkShell */, 11803 "installExistingPackage for user " + userId); 11804 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11805 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 11806 } 11807 11808 long callingId = Binder.clearCallingIdentity(); 11809 try { 11810 boolean installed = false; 11811 11812 // writer 11813 synchronized (mPackages) { 11814 pkgSetting = mSettings.mPackages.get(packageName); 11815 if (pkgSetting == null) { 11816 return PackageManager.INSTALL_FAILED_INVALID_URI; 11817 } 11818 if (!pkgSetting.getInstalled(userId)) { 11819 pkgSetting.setInstalled(true, userId); 11820 pkgSetting.setHidden(false, userId); 11821 mSettings.writePackageRestrictionsLPr(userId); 11822 installed = true; 11823 } 11824 } 11825 11826 if (installed) { 11827 if (pkgSetting.pkg != null) { 11828 synchronized (mInstallLock) { 11829 // We don't need to freeze for a brand new install 11830 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 11831 } 11832 } 11833 sendPackageAddedForUser(packageName, pkgSetting, userId); 11834 } 11835 } finally { 11836 Binder.restoreCallingIdentity(callingId); 11837 } 11838 11839 return PackageManager.INSTALL_SUCCEEDED; 11840 } 11841 11842 boolean isUserRestricted(int userId, String restrictionKey) { 11843 Bundle restrictions = sUserManager.getUserRestrictions(userId); 11844 if (restrictions.getBoolean(restrictionKey, false)) { 11845 Log.w(TAG, "User is restricted: " + restrictionKey); 11846 return true; 11847 } 11848 return false; 11849 } 11850 11851 @Override 11852 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 11853 int userId) { 11854 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11855 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11856 true /* requireFullPermission */, true /* checkShell */, 11857 "setPackagesSuspended for user " + userId); 11858 11859 if (ArrayUtils.isEmpty(packageNames)) { 11860 return packageNames; 11861 } 11862 11863 // List of package names for whom the suspended state has changed. 11864 List<String> changedPackages = new ArrayList<>(packageNames.length); 11865 // List of package names for whom the suspended state is not set as requested in this 11866 // method. 11867 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 11868 long callingId = Binder.clearCallingIdentity(); 11869 try { 11870 for (int i = 0; i < packageNames.length; i++) { 11871 String packageName = packageNames[i]; 11872 boolean changed = false; 11873 final int appId; 11874 synchronized (mPackages) { 11875 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 11876 if (pkgSetting == null) { 11877 Slog.w(TAG, "Could not find package setting for package \"" + packageName 11878 + "\". Skipping suspending/un-suspending."); 11879 unactionedPackages.add(packageName); 11880 continue; 11881 } 11882 appId = pkgSetting.appId; 11883 if (pkgSetting.getSuspended(userId) != suspended) { 11884 if (!canSuspendPackageForUserLocked(packageName, userId)) { 11885 unactionedPackages.add(packageName); 11886 continue; 11887 } 11888 pkgSetting.setSuspended(suspended, userId); 11889 mSettings.writePackageRestrictionsLPr(userId); 11890 changed = true; 11891 changedPackages.add(packageName); 11892 } 11893 } 11894 11895 if (changed && suspended) { 11896 killApplication(packageName, UserHandle.getUid(userId, appId), 11897 "suspending package"); 11898 } 11899 } 11900 } finally { 11901 Binder.restoreCallingIdentity(callingId); 11902 } 11903 11904 if (!changedPackages.isEmpty()) { 11905 sendPackagesSuspendedForUser(changedPackages.toArray( 11906 new String[changedPackages.size()]), userId, suspended); 11907 } 11908 11909 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 11910 } 11911 11912 @Override 11913 public boolean isPackageSuspendedForUser(String packageName, int userId) { 11914 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11915 true /* requireFullPermission */, false /* checkShell */, 11916 "isPackageSuspendedForUser for user " + userId); 11917 synchronized (mPackages) { 11918 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 11919 if (pkgSetting == null) { 11920 throw new IllegalArgumentException("Unknown target package: " + packageName); 11921 } 11922 return pkgSetting.getSuspended(userId); 11923 } 11924 } 11925 11926 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 11927 if (isPackageDeviceAdmin(packageName, userId)) { 11928 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11929 + "\": has an active device admin"); 11930 return false; 11931 } 11932 11933 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 11934 if (packageName.equals(activeLauncherPackageName)) { 11935 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11936 + "\": contains the active launcher"); 11937 return false; 11938 } 11939 11940 if (packageName.equals(mRequiredInstallerPackage)) { 11941 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11942 + "\": required for package installation"); 11943 return false; 11944 } 11945 11946 if (packageName.equals(mRequiredUninstallerPackage)) { 11947 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11948 + "\": required for package uninstallation"); 11949 return false; 11950 } 11951 11952 if (packageName.equals(mRequiredVerifierPackage)) { 11953 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11954 + "\": required for package verification"); 11955 return false; 11956 } 11957 11958 if (packageName.equals(getDefaultDialerPackageName(userId))) { 11959 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11960 + "\": is the default dialer"); 11961 return false; 11962 } 11963 11964 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 11965 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11966 + "\": protected package"); 11967 return false; 11968 } 11969 11970 return true; 11971 } 11972 11973 private String getActiveLauncherPackageName(int userId) { 11974 Intent intent = new Intent(Intent.ACTION_MAIN); 11975 intent.addCategory(Intent.CATEGORY_HOME); 11976 ResolveInfo resolveInfo = resolveIntent( 11977 intent, 11978 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 11979 PackageManager.MATCH_DEFAULT_ONLY, 11980 userId); 11981 11982 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 11983 } 11984 11985 private String getDefaultDialerPackageName(int userId) { 11986 synchronized (mPackages) { 11987 return mSettings.getDefaultDialerPackageNameLPw(userId); 11988 } 11989 } 11990 11991 @Override 11992 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 11993 mContext.enforceCallingOrSelfPermission( 11994 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11995 "Only package verification agents can verify applications"); 11996 11997 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 11998 final PackageVerificationResponse response = new PackageVerificationResponse( 11999 verificationCode, Binder.getCallingUid()); 12000 msg.arg1 = id; 12001 msg.obj = response; 12002 mHandler.sendMessage(msg); 12003 } 12004 12005 @Override 12006 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 12007 long millisecondsToDelay) { 12008 mContext.enforceCallingOrSelfPermission( 12009 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12010 "Only package verification agents can extend verification timeouts"); 12011 12012 final PackageVerificationState state = mPendingVerification.get(id); 12013 final PackageVerificationResponse response = new PackageVerificationResponse( 12014 verificationCodeAtTimeout, Binder.getCallingUid()); 12015 12016 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 12017 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 12018 } 12019 if (millisecondsToDelay < 0) { 12020 millisecondsToDelay = 0; 12021 } 12022 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 12023 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 12024 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 12025 } 12026 12027 if ((state != null) && !state.timeoutExtended()) { 12028 state.extendTimeout(); 12029 12030 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 12031 msg.arg1 = id; 12032 msg.obj = response; 12033 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 12034 } 12035 } 12036 12037 private void broadcastPackageVerified(int verificationId, Uri packageUri, 12038 int verificationCode, UserHandle user) { 12039 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 12040 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 12041 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 12042 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 12043 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 12044 12045 mContext.sendBroadcastAsUser(intent, user, 12046 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 12047 } 12048 12049 private ComponentName matchComponentForVerifier(String packageName, 12050 List<ResolveInfo> receivers) { 12051 ActivityInfo targetReceiver = null; 12052 12053 final int NR = receivers.size(); 12054 for (int i = 0; i < NR; i++) { 12055 final ResolveInfo info = receivers.get(i); 12056 if (info.activityInfo == null) { 12057 continue; 12058 } 12059 12060 if (packageName.equals(info.activityInfo.packageName)) { 12061 targetReceiver = info.activityInfo; 12062 break; 12063 } 12064 } 12065 12066 if (targetReceiver == null) { 12067 return null; 12068 } 12069 12070 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 12071 } 12072 12073 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 12074 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 12075 if (pkgInfo.verifiers.length == 0) { 12076 return null; 12077 } 12078 12079 final int N = pkgInfo.verifiers.length; 12080 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 12081 for (int i = 0; i < N; i++) { 12082 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 12083 12084 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 12085 receivers); 12086 if (comp == null) { 12087 continue; 12088 } 12089 12090 final int verifierUid = getUidForVerifier(verifierInfo); 12091 if (verifierUid == -1) { 12092 continue; 12093 } 12094 12095 if (DEBUG_VERIFY) { 12096 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 12097 + " with the correct signature"); 12098 } 12099 sufficientVerifiers.add(comp); 12100 verificationState.addSufficientVerifier(verifierUid); 12101 } 12102 12103 return sufficientVerifiers; 12104 } 12105 12106 private int getUidForVerifier(VerifierInfo verifierInfo) { 12107 synchronized (mPackages) { 12108 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 12109 if (pkg == null) { 12110 return -1; 12111 } else if (pkg.mSignatures.length != 1) { 12112 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12113 + " has more than one signature; ignoring"); 12114 return -1; 12115 } 12116 12117 /* 12118 * If the public key of the package's signature does not match 12119 * our expected public key, then this is a different package and 12120 * we should skip. 12121 */ 12122 12123 final byte[] expectedPublicKey; 12124 try { 12125 final Signature verifierSig = pkg.mSignatures[0]; 12126 final PublicKey publicKey = verifierSig.getPublicKey(); 12127 expectedPublicKey = publicKey.getEncoded(); 12128 } catch (CertificateException e) { 12129 return -1; 12130 } 12131 12132 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 12133 12134 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 12135 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12136 + " does not have the expected public key; ignoring"); 12137 return -1; 12138 } 12139 12140 return pkg.applicationInfo.uid; 12141 } 12142 } 12143 12144 @Override 12145 public void finishPackageInstall(int token, boolean didLaunch) { 12146 enforceSystemOrRoot("Only the system is allowed to finish installs"); 12147 12148 if (DEBUG_INSTALL) { 12149 Slog.v(TAG, "BM finishing package install for " + token); 12150 } 12151 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12152 12153 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 12154 mHandler.sendMessage(msg); 12155 } 12156 12157 /** 12158 * Get the verification agent timeout. 12159 * 12160 * @return verification timeout in milliseconds 12161 */ 12162 private long getVerificationTimeout() { 12163 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 12164 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 12165 DEFAULT_VERIFICATION_TIMEOUT); 12166 } 12167 12168 /** 12169 * Get the default verification agent response code. 12170 * 12171 * @return default verification response code 12172 */ 12173 private int getDefaultVerificationResponse() { 12174 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12175 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 12176 DEFAULT_VERIFICATION_RESPONSE); 12177 } 12178 12179 /** 12180 * Check whether or not package verification has been enabled. 12181 * 12182 * @return true if verification should be performed 12183 */ 12184 private boolean isVerificationEnabled(int userId, int installFlags) { 12185 if (!DEFAULT_VERIFY_ENABLE) { 12186 return false; 12187 } 12188 // Ephemeral apps don't get the full verification treatment 12189 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 12190 if (DEBUG_EPHEMERAL) { 12191 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 12192 } 12193 return false; 12194 } 12195 12196 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 12197 12198 // Check if installing from ADB 12199 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 12200 // Do not run verification in a test harness environment 12201 if (ActivityManager.isRunningInTestHarness()) { 12202 return false; 12203 } 12204 if (ensureVerifyAppsEnabled) { 12205 return true; 12206 } 12207 // Check if the developer does not want package verification for ADB installs 12208 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12209 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 12210 return false; 12211 } 12212 } 12213 12214 if (ensureVerifyAppsEnabled) { 12215 return true; 12216 } 12217 12218 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12219 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 12220 } 12221 12222 @Override 12223 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 12224 throws RemoteException { 12225 mContext.enforceCallingOrSelfPermission( 12226 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 12227 "Only intentfilter verification agents can verify applications"); 12228 12229 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 12230 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 12231 Binder.getCallingUid(), verificationCode, failedDomains); 12232 msg.arg1 = id; 12233 msg.obj = response; 12234 mHandler.sendMessage(msg); 12235 } 12236 12237 @Override 12238 public int getIntentVerificationStatus(String packageName, int userId) { 12239 synchronized (mPackages) { 12240 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 12241 } 12242 } 12243 12244 @Override 12245 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 12246 mContext.enforceCallingOrSelfPermission( 12247 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12248 12249 boolean result = false; 12250 synchronized (mPackages) { 12251 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 12252 } 12253 if (result) { 12254 scheduleWritePackageRestrictionsLocked(userId); 12255 } 12256 return result; 12257 } 12258 12259 @Override 12260 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 12261 String packageName) { 12262 synchronized (mPackages) { 12263 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 12264 } 12265 } 12266 12267 @Override 12268 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 12269 if (TextUtils.isEmpty(packageName)) { 12270 return ParceledListSlice.emptyList(); 12271 } 12272 synchronized (mPackages) { 12273 PackageParser.Package pkg = mPackages.get(packageName); 12274 if (pkg == null || pkg.activities == null) { 12275 return ParceledListSlice.emptyList(); 12276 } 12277 final int count = pkg.activities.size(); 12278 ArrayList<IntentFilter> result = new ArrayList<>(); 12279 for (int n=0; n<count; n++) { 12280 PackageParser.Activity activity = pkg.activities.get(n); 12281 if (activity.intents != null && activity.intents.size() > 0) { 12282 result.addAll(activity.intents); 12283 } 12284 } 12285 return new ParceledListSlice<>(result); 12286 } 12287 } 12288 12289 @Override 12290 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 12291 mContext.enforceCallingOrSelfPermission( 12292 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12293 12294 synchronized (mPackages) { 12295 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 12296 if (packageName != null) { 12297 result |= updateIntentVerificationStatus(packageName, 12298 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 12299 userId); 12300 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 12301 packageName, userId); 12302 } 12303 return result; 12304 } 12305 } 12306 12307 @Override 12308 public String getDefaultBrowserPackageName(int userId) { 12309 synchronized (mPackages) { 12310 return mSettings.getDefaultBrowserPackageNameLPw(userId); 12311 } 12312 } 12313 12314 /** 12315 * Get the "allow unknown sources" setting. 12316 * 12317 * @return the current "allow unknown sources" setting 12318 */ 12319 private int getUnknownSourcesSettings() { 12320 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 12321 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 12322 -1); 12323 } 12324 12325 @Override 12326 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 12327 final int uid = Binder.getCallingUid(); 12328 // writer 12329 synchronized (mPackages) { 12330 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 12331 if (targetPackageSetting == null) { 12332 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 12333 } 12334 12335 PackageSetting installerPackageSetting; 12336 if (installerPackageName != null) { 12337 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 12338 if (installerPackageSetting == null) { 12339 throw new IllegalArgumentException("Unknown installer package: " 12340 + installerPackageName); 12341 } 12342 } else { 12343 installerPackageSetting = null; 12344 } 12345 12346 Signature[] callerSignature; 12347 Object obj = mSettings.getUserIdLPr(uid); 12348 if (obj != null) { 12349 if (obj instanceof SharedUserSetting) { 12350 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 12351 } else if (obj instanceof PackageSetting) { 12352 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 12353 } else { 12354 throw new SecurityException("Bad object " + obj + " for uid " + uid); 12355 } 12356 } else { 12357 throw new SecurityException("Unknown calling UID: " + uid); 12358 } 12359 12360 // Verify: can't set installerPackageName to a package that is 12361 // not signed with the same cert as the caller. 12362 if (installerPackageSetting != null) { 12363 if (compareSignatures(callerSignature, 12364 installerPackageSetting.signatures.mSignatures) 12365 != PackageManager.SIGNATURE_MATCH) { 12366 throw new SecurityException( 12367 "Caller does not have same cert as new installer package " 12368 + installerPackageName); 12369 } 12370 } 12371 12372 // Verify: if target already has an installer package, it must 12373 // be signed with the same cert as the caller. 12374 if (targetPackageSetting.installerPackageName != null) { 12375 PackageSetting setting = mSettings.mPackages.get( 12376 targetPackageSetting.installerPackageName); 12377 // If the currently set package isn't valid, then it's always 12378 // okay to change it. 12379 if (setting != null) { 12380 if (compareSignatures(callerSignature, 12381 setting.signatures.mSignatures) 12382 != PackageManager.SIGNATURE_MATCH) { 12383 throw new SecurityException( 12384 "Caller does not have same cert as old installer package " 12385 + targetPackageSetting.installerPackageName); 12386 } 12387 } 12388 } 12389 12390 // Okay! 12391 targetPackageSetting.installerPackageName = installerPackageName; 12392 if (installerPackageName != null) { 12393 mSettings.mInstallerPackages.add(installerPackageName); 12394 } 12395 scheduleWriteSettingsLocked(); 12396 } 12397 } 12398 12399 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 12400 // Queue up an async operation since the package installation may take a little while. 12401 mHandler.post(new Runnable() { 12402 public void run() { 12403 mHandler.removeCallbacks(this); 12404 // Result object to be returned 12405 PackageInstalledInfo res = new PackageInstalledInfo(); 12406 res.setReturnCode(currentStatus); 12407 res.uid = -1; 12408 res.pkg = null; 12409 res.removedInfo = null; 12410 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12411 args.doPreInstall(res.returnCode); 12412 synchronized (mInstallLock) { 12413 installPackageTracedLI(args, res); 12414 } 12415 args.doPostInstall(res.returnCode, res.uid); 12416 } 12417 12418 // A restore should be performed at this point if (a) the install 12419 // succeeded, (b) the operation is not an update, and (c) the new 12420 // package has not opted out of backup participation. 12421 final boolean update = res.removedInfo != null 12422 && res.removedInfo.removedPackage != null; 12423 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 12424 boolean doRestore = !update 12425 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 12426 12427 // Set up the post-install work request bookkeeping. This will be used 12428 // and cleaned up by the post-install event handling regardless of whether 12429 // there's a restore pass performed. Token values are >= 1. 12430 int token; 12431 if (mNextInstallToken < 0) mNextInstallToken = 1; 12432 token = mNextInstallToken++; 12433 12434 PostInstallData data = new PostInstallData(args, res); 12435 mRunningInstalls.put(token, data); 12436 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 12437 12438 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 12439 // Pass responsibility to the Backup Manager. It will perform a 12440 // restore if appropriate, then pass responsibility back to the 12441 // Package Manager to run the post-install observer callbacks 12442 // and broadcasts. 12443 IBackupManager bm = IBackupManager.Stub.asInterface( 12444 ServiceManager.getService(Context.BACKUP_SERVICE)); 12445 if (bm != null) { 12446 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 12447 + " to BM for possible restore"); 12448 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12449 try { 12450 // TODO: http://b/22388012 12451 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 12452 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 12453 } else { 12454 doRestore = false; 12455 } 12456 } catch (RemoteException e) { 12457 // can't happen; the backup manager is local 12458 } catch (Exception e) { 12459 Slog.e(TAG, "Exception trying to enqueue restore", e); 12460 doRestore = false; 12461 } 12462 } else { 12463 Slog.e(TAG, "Backup Manager not found!"); 12464 doRestore = false; 12465 } 12466 } 12467 12468 if (!doRestore) { 12469 // No restore possible, or the Backup Manager was mysteriously not 12470 // available -- just fire the post-install work request directly. 12471 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 12472 12473 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 12474 12475 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 12476 mHandler.sendMessage(msg); 12477 } 12478 } 12479 }); 12480 } 12481 12482 /** 12483 * Callback from PackageSettings whenever an app is first transitioned out of the 12484 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 12485 * the app was "launched" for a restoreAtInstall operation. Therefore we check 12486 * here whether the app is the target of an ongoing install, and only send the 12487 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 12488 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 12489 * handling. 12490 */ 12491 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 12492 // Serialize this with the rest of the install-process message chain. In the 12493 // restore-at-install case, this Runnable will necessarily run before the 12494 // POST_INSTALL message is processed, so the contents of mRunningInstalls 12495 // are coherent. In the non-restore case, the app has already completed install 12496 // and been launched through some other means, so it is not in a problematic 12497 // state for observers to see the FIRST_LAUNCH signal. 12498 mHandler.post(new Runnable() { 12499 @Override 12500 public void run() { 12501 for (int i = 0; i < mRunningInstalls.size(); i++) { 12502 final PostInstallData data = mRunningInstalls.valueAt(i); 12503 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12504 continue; 12505 } 12506 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 12507 // right package; but is it for the right user? 12508 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 12509 if (userId == data.res.newUsers[uIndex]) { 12510 if (DEBUG_BACKUP) { 12511 Slog.i(TAG, "Package " + pkgName 12512 + " being restored so deferring FIRST_LAUNCH"); 12513 } 12514 return; 12515 } 12516 } 12517 } 12518 } 12519 // didn't find it, so not being restored 12520 if (DEBUG_BACKUP) { 12521 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 12522 } 12523 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 12524 } 12525 }); 12526 } 12527 12528 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 12529 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 12530 installerPkg, null, userIds); 12531 } 12532 12533 private abstract class HandlerParams { 12534 private static final int MAX_RETRIES = 4; 12535 12536 /** 12537 * Number of times startCopy() has been attempted and had a non-fatal 12538 * error. 12539 */ 12540 private int mRetries = 0; 12541 12542 /** User handle for the user requesting the information or installation. */ 12543 private final UserHandle mUser; 12544 String traceMethod; 12545 int traceCookie; 12546 12547 HandlerParams(UserHandle user) { 12548 mUser = user; 12549 } 12550 12551 UserHandle getUser() { 12552 return mUser; 12553 } 12554 12555 HandlerParams setTraceMethod(String traceMethod) { 12556 this.traceMethod = traceMethod; 12557 return this; 12558 } 12559 12560 HandlerParams setTraceCookie(int traceCookie) { 12561 this.traceCookie = traceCookie; 12562 return this; 12563 } 12564 12565 final boolean startCopy() { 12566 boolean res; 12567 try { 12568 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 12569 12570 if (++mRetries > MAX_RETRIES) { 12571 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 12572 mHandler.sendEmptyMessage(MCS_GIVE_UP); 12573 handleServiceError(); 12574 return false; 12575 } else { 12576 handleStartCopy(); 12577 res = true; 12578 } 12579 } catch (RemoteException e) { 12580 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 12581 mHandler.sendEmptyMessage(MCS_RECONNECT); 12582 res = false; 12583 } 12584 handleReturnCode(); 12585 return res; 12586 } 12587 12588 final void serviceError() { 12589 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 12590 handleServiceError(); 12591 handleReturnCode(); 12592 } 12593 12594 abstract void handleStartCopy() throws RemoteException; 12595 abstract void handleServiceError(); 12596 abstract void handleReturnCode(); 12597 } 12598 12599 class MeasureParams extends HandlerParams { 12600 private final PackageStats mStats; 12601 private boolean mSuccess; 12602 12603 private final IPackageStatsObserver mObserver; 12604 12605 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 12606 super(new UserHandle(stats.userHandle)); 12607 mObserver = observer; 12608 mStats = stats; 12609 } 12610 12611 @Override 12612 public String toString() { 12613 return "MeasureParams{" 12614 + Integer.toHexString(System.identityHashCode(this)) 12615 + " " + mStats.packageName + "}"; 12616 } 12617 12618 @Override 12619 void handleStartCopy() throws RemoteException { 12620 synchronized (mInstallLock) { 12621 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 12622 } 12623 12624 if (mSuccess) { 12625 boolean mounted = false; 12626 try { 12627 final String status = Environment.getExternalStorageState(); 12628 mounted = (Environment.MEDIA_MOUNTED.equals(status) 12629 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 12630 } catch (Exception e) { 12631 } 12632 12633 if (mounted) { 12634 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 12635 12636 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 12637 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 12638 12639 mStats.externalDataSize = calculateDirectorySize(mContainerService, 12640 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 12641 12642 // Always subtract cache size, since it's a subdirectory 12643 mStats.externalDataSize -= mStats.externalCacheSize; 12644 12645 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 12646 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 12647 12648 mStats.externalObbSize = calculateDirectorySize(mContainerService, 12649 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 12650 } 12651 } 12652 } 12653 12654 @Override 12655 void handleReturnCode() { 12656 if (mObserver != null) { 12657 try { 12658 mObserver.onGetStatsCompleted(mStats, mSuccess); 12659 } catch (RemoteException e) { 12660 Slog.i(TAG, "Observer no longer exists."); 12661 } 12662 } 12663 } 12664 12665 @Override 12666 void handleServiceError() { 12667 Slog.e(TAG, "Could not measure application " + mStats.packageName 12668 + " external storage"); 12669 } 12670 } 12671 12672 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 12673 throws RemoteException { 12674 long result = 0; 12675 for (File path : paths) { 12676 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 12677 } 12678 return result; 12679 } 12680 12681 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 12682 for (File path : paths) { 12683 try { 12684 mcs.clearDirectory(path.getAbsolutePath()); 12685 } catch (RemoteException e) { 12686 } 12687 } 12688 } 12689 12690 static class OriginInfo { 12691 /** 12692 * Location where install is coming from, before it has been 12693 * copied/renamed into place. This could be a single monolithic APK 12694 * file, or a cluster directory. This location may be untrusted. 12695 */ 12696 final File file; 12697 final String cid; 12698 12699 /** 12700 * Flag indicating that {@link #file} or {@link #cid} has already been 12701 * staged, meaning downstream users don't need to defensively copy the 12702 * contents. 12703 */ 12704 final boolean staged; 12705 12706 /** 12707 * Flag indicating that {@link #file} or {@link #cid} is an already 12708 * installed app that is being moved. 12709 */ 12710 final boolean existing; 12711 12712 final String resolvedPath; 12713 final File resolvedFile; 12714 12715 static OriginInfo fromNothing() { 12716 return new OriginInfo(null, null, false, false); 12717 } 12718 12719 static OriginInfo fromUntrustedFile(File file) { 12720 return new OriginInfo(file, null, false, false); 12721 } 12722 12723 static OriginInfo fromExistingFile(File file) { 12724 return new OriginInfo(file, null, false, true); 12725 } 12726 12727 static OriginInfo fromStagedFile(File file) { 12728 return new OriginInfo(file, null, true, false); 12729 } 12730 12731 static OriginInfo fromStagedContainer(String cid) { 12732 return new OriginInfo(null, cid, true, false); 12733 } 12734 12735 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 12736 this.file = file; 12737 this.cid = cid; 12738 this.staged = staged; 12739 this.existing = existing; 12740 12741 if (cid != null) { 12742 resolvedPath = PackageHelper.getSdDir(cid); 12743 resolvedFile = new File(resolvedPath); 12744 } else if (file != null) { 12745 resolvedPath = file.getAbsolutePath(); 12746 resolvedFile = file; 12747 } else { 12748 resolvedPath = null; 12749 resolvedFile = null; 12750 } 12751 } 12752 } 12753 12754 static class MoveInfo { 12755 final int moveId; 12756 final String fromUuid; 12757 final String toUuid; 12758 final String packageName; 12759 final String dataAppName; 12760 final int appId; 12761 final String seinfo; 12762 final int targetSdkVersion; 12763 12764 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 12765 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 12766 this.moveId = moveId; 12767 this.fromUuid = fromUuid; 12768 this.toUuid = toUuid; 12769 this.packageName = packageName; 12770 this.dataAppName = dataAppName; 12771 this.appId = appId; 12772 this.seinfo = seinfo; 12773 this.targetSdkVersion = targetSdkVersion; 12774 } 12775 } 12776 12777 static class VerificationInfo { 12778 /** A constant used to indicate that a uid value is not present. */ 12779 public static final int NO_UID = -1; 12780 12781 /** URI referencing where the package was downloaded from. */ 12782 final Uri originatingUri; 12783 12784 /** HTTP referrer URI associated with the originatingURI. */ 12785 final Uri referrer; 12786 12787 /** UID of the application that the install request originated from. */ 12788 final int originatingUid; 12789 12790 /** UID of application requesting the install */ 12791 final int installerUid; 12792 12793 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 12794 this.originatingUri = originatingUri; 12795 this.referrer = referrer; 12796 this.originatingUid = originatingUid; 12797 this.installerUid = installerUid; 12798 } 12799 } 12800 12801 class InstallParams extends HandlerParams { 12802 final OriginInfo origin; 12803 final MoveInfo move; 12804 final IPackageInstallObserver2 observer; 12805 int installFlags; 12806 final String installerPackageName; 12807 final String volumeUuid; 12808 private InstallArgs mArgs; 12809 private int mRet; 12810 final String packageAbiOverride; 12811 final String[] grantedRuntimePermissions; 12812 final VerificationInfo verificationInfo; 12813 final Certificate[][] certificates; 12814 12815 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 12816 int installFlags, String installerPackageName, String volumeUuid, 12817 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 12818 String[] grantedPermissions, Certificate[][] certificates) { 12819 super(user); 12820 this.origin = origin; 12821 this.move = move; 12822 this.observer = observer; 12823 this.installFlags = installFlags; 12824 this.installerPackageName = installerPackageName; 12825 this.volumeUuid = volumeUuid; 12826 this.verificationInfo = verificationInfo; 12827 this.packageAbiOverride = packageAbiOverride; 12828 this.grantedRuntimePermissions = grantedPermissions; 12829 this.certificates = certificates; 12830 } 12831 12832 @Override 12833 public String toString() { 12834 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 12835 + " file=" + origin.file + " cid=" + origin.cid + "}"; 12836 } 12837 12838 private int installLocationPolicy(PackageInfoLite pkgLite) { 12839 String packageName = pkgLite.packageName; 12840 int installLocation = pkgLite.installLocation; 12841 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12842 // reader 12843 synchronized (mPackages) { 12844 // Currently installed package which the new package is attempting to replace or 12845 // null if no such package is installed. 12846 PackageParser.Package installedPkg = mPackages.get(packageName); 12847 // Package which currently owns the data which the new package will own if installed. 12848 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 12849 // will be null whereas dataOwnerPkg will contain information about the package 12850 // which was uninstalled while keeping its data. 12851 PackageParser.Package dataOwnerPkg = installedPkg; 12852 if (dataOwnerPkg == null) { 12853 PackageSetting ps = mSettings.mPackages.get(packageName); 12854 if (ps != null) { 12855 dataOwnerPkg = ps.pkg; 12856 } 12857 } 12858 12859 if (dataOwnerPkg != null) { 12860 // If installed, the package will get access to data left on the device by its 12861 // predecessor. As a security measure, this is permited only if this is not a 12862 // version downgrade or if the predecessor package is marked as debuggable and 12863 // a downgrade is explicitly requested. 12864 // 12865 // On debuggable platform builds, downgrades are permitted even for 12866 // non-debuggable packages to make testing easier. Debuggable platform builds do 12867 // not offer security guarantees and thus it's OK to disable some security 12868 // mechanisms to make debugging/testing easier on those builds. However, even on 12869 // debuggable builds downgrades of packages are permitted only if requested via 12870 // installFlags. This is because we aim to keep the behavior of debuggable 12871 // platform builds as close as possible to the behavior of non-debuggable 12872 // platform builds. 12873 final boolean downgradeRequested = 12874 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 12875 final boolean packageDebuggable = 12876 (dataOwnerPkg.applicationInfo.flags 12877 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 12878 final boolean downgradePermitted = 12879 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 12880 if (!downgradePermitted) { 12881 try { 12882 checkDowngrade(dataOwnerPkg, pkgLite); 12883 } catch (PackageManagerException e) { 12884 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 12885 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 12886 } 12887 } 12888 } 12889 12890 if (installedPkg != null) { 12891 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12892 // Check for updated system application. 12893 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12894 if (onSd) { 12895 Slog.w(TAG, "Cannot install update to system app on sdcard"); 12896 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 12897 } 12898 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12899 } else { 12900 if (onSd) { 12901 // Install flag overrides everything. 12902 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12903 } 12904 // If current upgrade specifies particular preference 12905 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 12906 // Application explicitly specified internal. 12907 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12908 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 12909 // App explictly prefers external. Let policy decide 12910 } else { 12911 // Prefer previous location 12912 if (isExternal(installedPkg)) { 12913 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12914 } 12915 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12916 } 12917 } 12918 } else { 12919 // Invalid install. Return error code 12920 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 12921 } 12922 } 12923 } 12924 // All the special cases have been taken care of. 12925 // Return result based on recommended install location. 12926 if (onSd) { 12927 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12928 } 12929 return pkgLite.recommendedInstallLocation; 12930 } 12931 12932 /* 12933 * Invoke remote method to get package information and install 12934 * location values. Override install location based on default 12935 * policy if needed and then create install arguments based 12936 * on the install location. 12937 */ 12938 public void handleStartCopy() throws RemoteException { 12939 int ret = PackageManager.INSTALL_SUCCEEDED; 12940 12941 // If we're already staged, we've firmly committed to an install location 12942 if (origin.staged) { 12943 if (origin.file != null) { 12944 installFlags |= PackageManager.INSTALL_INTERNAL; 12945 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 12946 } else if (origin.cid != null) { 12947 installFlags |= PackageManager.INSTALL_EXTERNAL; 12948 installFlags &= ~PackageManager.INSTALL_INTERNAL; 12949 } else { 12950 throw new IllegalStateException("Invalid stage location"); 12951 } 12952 } 12953 12954 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12955 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 12956 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12957 PackageInfoLite pkgLite = null; 12958 12959 if (onInt && onSd) { 12960 // Check if both bits are set. 12961 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 12962 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12963 } else if (onSd && ephemeral) { 12964 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 12965 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12966 } else { 12967 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 12968 packageAbiOverride); 12969 12970 if (DEBUG_EPHEMERAL && ephemeral) { 12971 Slog.v(TAG, "pkgLite for install: " + pkgLite); 12972 } 12973 12974 /* 12975 * If we have too little free space, try to free cache 12976 * before giving up. 12977 */ 12978 if (!origin.staged && pkgLite.recommendedInstallLocation 12979 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 12980 // TODO: focus freeing disk space on the target device 12981 final StorageManager storage = StorageManager.from(mContext); 12982 final long lowThreshold = storage.getStorageLowBytes( 12983 Environment.getDataDirectory()); 12984 12985 final long sizeBytes = mContainerService.calculateInstalledSize( 12986 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 12987 12988 try { 12989 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 12990 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 12991 installFlags, packageAbiOverride); 12992 } catch (InstallerException e) { 12993 Slog.w(TAG, "Failed to free cache", e); 12994 } 12995 12996 /* 12997 * The cache free must have deleted the file we 12998 * downloaded to install. 12999 * 13000 * TODO: fix the "freeCache" call to not delete 13001 * the file we care about. 13002 */ 13003 if (pkgLite.recommendedInstallLocation 13004 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 13005 pkgLite.recommendedInstallLocation 13006 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 13007 } 13008 } 13009 } 13010 13011 if (ret == PackageManager.INSTALL_SUCCEEDED) { 13012 int loc = pkgLite.recommendedInstallLocation; 13013 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 13014 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 13015 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 13016 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 13017 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 13018 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 13019 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 13020 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 13021 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 13022 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 13023 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 13024 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 13025 } else { 13026 // Override with defaults if needed. 13027 loc = installLocationPolicy(pkgLite); 13028 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 13029 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 13030 } else if (!onSd && !onInt) { 13031 // Override install location with flags 13032 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 13033 // Set the flag to install on external media. 13034 installFlags |= PackageManager.INSTALL_EXTERNAL; 13035 installFlags &= ~PackageManager.INSTALL_INTERNAL; 13036 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 13037 if (DEBUG_EPHEMERAL) { 13038 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 13039 } 13040 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13041 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 13042 |PackageManager.INSTALL_INTERNAL); 13043 } else { 13044 // Make sure the flag for installing on external 13045 // media is unset 13046 installFlags |= PackageManager.INSTALL_INTERNAL; 13047 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 13048 } 13049 } 13050 } 13051 } 13052 13053 final InstallArgs args = createInstallArgs(this); 13054 mArgs = args; 13055 13056 if (ret == PackageManager.INSTALL_SUCCEEDED) { 13057 // TODO: http://b/22976637 13058 // Apps installed for "all" users use the device owner to verify the app 13059 UserHandle verifierUser = getUser(); 13060 if (verifierUser == UserHandle.ALL) { 13061 verifierUser = UserHandle.SYSTEM; 13062 } 13063 13064 /* 13065 * Determine if we have any installed package verifiers. If we 13066 * do, then we'll defer to them to verify the packages. 13067 */ 13068 final int requiredUid = mRequiredVerifierPackage == null ? -1 13069 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 13070 verifierUser.getIdentifier()); 13071 if (!origin.existing && requiredUid != -1 13072 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 13073 final Intent verification = new Intent( 13074 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 13075 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 13076 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 13077 PACKAGE_MIME_TYPE); 13078 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13079 13080 // Query all live verifiers based on current user state 13081 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 13082 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 13083 13084 if (DEBUG_VERIFY) { 13085 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 13086 + verification.toString() + " with " + pkgLite.verifiers.length 13087 + " optional verifiers"); 13088 } 13089 13090 final int verificationId = mPendingVerificationToken++; 13091 13092 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13093 13094 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 13095 installerPackageName); 13096 13097 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 13098 installFlags); 13099 13100 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 13101 pkgLite.packageName); 13102 13103 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 13104 pkgLite.versionCode); 13105 13106 if (verificationInfo != null) { 13107 if (verificationInfo.originatingUri != null) { 13108 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 13109 verificationInfo.originatingUri); 13110 } 13111 if (verificationInfo.referrer != null) { 13112 verification.putExtra(Intent.EXTRA_REFERRER, 13113 verificationInfo.referrer); 13114 } 13115 if (verificationInfo.originatingUid >= 0) { 13116 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 13117 verificationInfo.originatingUid); 13118 } 13119 if (verificationInfo.installerUid >= 0) { 13120 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 13121 verificationInfo.installerUid); 13122 } 13123 } 13124 13125 final PackageVerificationState verificationState = new PackageVerificationState( 13126 requiredUid, args); 13127 13128 mPendingVerification.append(verificationId, verificationState); 13129 13130 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 13131 receivers, verificationState); 13132 13133 /* 13134 * If any sufficient verifiers were listed in the package 13135 * manifest, attempt to ask them. 13136 */ 13137 if (sufficientVerifiers != null) { 13138 final int N = sufficientVerifiers.size(); 13139 if (N == 0) { 13140 Slog.i(TAG, "Additional verifiers required, but none installed."); 13141 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 13142 } else { 13143 for (int i = 0; i < N; i++) { 13144 final ComponentName verifierComponent = sufficientVerifiers.get(i); 13145 13146 final Intent sufficientIntent = new Intent(verification); 13147 sufficientIntent.setComponent(verifierComponent); 13148 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 13149 } 13150 } 13151 } 13152 13153 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 13154 mRequiredVerifierPackage, receivers); 13155 if (ret == PackageManager.INSTALL_SUCCEEDED 13156 && mRequiredVerifierPackage != null) { 13157 Trace.asyncTraceBegin( 13158 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 13159 /* 13160 * Send the intent to the required verification agent, 13161 * but only start the verification timeout after the 13162 * target BroadcastReceivers have run. 13163 */ 13164 verification.setComponent(requiredVerifierComponent); 13165 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 13166 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13167 new BroadcastReceiver() { 13168 @Override 13169 public void onReceive(Context context, Intent intent) { 13170 final Message msg = mHandler 13171 .obtainMessage(CHECK_PENDING_VERIFICATION); 13172 msg.arg1 = verificationId; 13173 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 13174 } 13175 }, null, 0, null, null); 13176 13177 /* 13178 * We don't want the copy to proceed until verification 13179 * succeeds, so null out this field. 13180 */ 13181 mArgs = null; 13182 } 13183 } else { 13184 /* 13185 * No package verification is enabled, so immediately start 13186 * the remote call to initiate copy using temporary file. 13187 */ 13188 ret = args.copyApk(mContainerService, true); 13189 } 13190 } 13191 13192 mRet = ret; 13193 } 13194 13195 @Override 13196 void handleReturnCode() { 13197 // If mArgs is null, then MCS couldn't be reached. When it 13198 // reconnects, it will try again to install. At that point, this 13199 // will succeed. 13200 if (mArgs != null) { 13201 processPendingInstall(mArgs, mRet); 13202 } 13203 } 13204 13205 @Override 13206 void handleServiceError() { 13207 mArgs = createInstallArgs(this); 13208 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13209 } 13210 13211 public boolean isForwardLocked() { 13212 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13213 } 13214 } 13215 13216 /** 13217 * Used during creation of InstallArgs 13218 * 13219 * @param installFlags package installation flags 13220 * @return true if should be installed on external storage 13221 */ 13222 private static boolean installOnExternalAsec(int installFlags) { 13223 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 13224 return false; 13225 } 13226 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13227 return true; 13228 } 13229 return false; 13230 } 13231 13232 /** 13233 * Used during creation of InstallArgs 13234 * 13235 * @param installFlags package installation flags 13236 * @return true if should be installed as forward locked 13237 */ 13238 private static boolean installForwardLocked(int installFlags) { 13239 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13240 } 13241 13242 private InstallArgs createInstallArgs(InstallParams params) { 13243 if (params.move != null) { 13244 return new MoveInstallArgs(params); 13245 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 13246 return new AsecInstallArgs(params); 13247 } else { 13248 return new FileInstallArgs(params); 13249 } 13250 } 13251 13252 /** 13253 * Create args that describe an existing installed package. Typically used 13254 * when cleaning up old installs, or used as a move source. 13255 */ 13256 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 13257 String resourcePath, String[] instructionSets) { 13258 final boolean isInAsec; 13259 if (installOnExternalAsec(installFlags)) { 13260 /* Apps on SD card are always in ASEC containers. */ 13261 isInAsec = true; 13262 } else if (installForwardLocked(installFlags) 13263 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 13264 /* 13265 * Forward-locked apps are only in ASEC containers if they're the 13266 * new style 13267 */ 13268 isInAsec = true; 13269 } else { 13270 isInAsec = false; 13271 } 13272 13273 if (isInAsec) { 13274 return new AsecInstallArgs(codePath, instructionSets, 13275 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 13276 } else { 13277 return new FileInstallArgs(codePath, resourcePath, instructionSets); 13278 } 13279 } 13280 13281 static abstract class InstallArgs { 13282 /** @see InstallParams#origin */ 13283 final OriginInfo origin; 13284 /** @see InstallParams#move */ 13285 final MoveInfo move; 13286 13287 final IPackageInstallObserver2 observer; 13288 // Always refers to PackageManager flags only 13289 final int installFlags; 13290 final String installerPackageName; 13291 final String volumeUuid; 13292 final UserHandle user; 13293 final String abiOverride; 13294 final String[] installGrantPermissions; 13295 /** If non-null, drop an async trace when the install completes */ 13296 final String traceMethod; 13297 final int traceCookie; 13298 final Certificate[][] certificates; 13299 13300 // The list of instruction sets supported by this app. This is currently 13301 // only used during the rmdex() phase to clean up resources. We can get rid of this 13302 // if we move dex files under the common app path. 13303 /* nullable */ String[] instructionSets; 13304 13305 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 13306 int installFlags, String installerPackageName, String volumeUuid, 13307 UserHandle user, String[] instructionSets, 13308 String abiOverride, String[] installGrantPermissions, 13309 String traceMethod, int traceCookie, Certificate[][] certificates) { 13310 this.origin = origin; 13311 this.move = move; 13312 this.installFlags = installFlags; 13313 this.observer = observer; 13314 this.installerPackageName = installerPackageName; 13315 this.volumeUuid = volumeUuid; 13316 this.user = user; 13317 this.instructionSets = instructionSets; 13318 this.abiOverride = abiOverride; 13319 this.installGrantPermissions = installGrantPermissions; 13320 this.traceMethod = traceMethod; 13321 this.traceCookie = traceCookie; 13322 this.certificates = certificates; 13323 } 13324 13325 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 13326 abstract int doPreInstall(int status); 13327 13328 /** 13329 * Rename package into final resting place. All paths on the given 13330 * scanned package should be updated to reflect the rename. 13331 */ 13332 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 13333 abstract int doPostInstall(int status, int uid); 13334 13335 /** @see PackageSettingBase#codePathString */ 13336 abstract String getCodePath(); 13337 /** @see PackageSettingBase#resourcePathString */ 13338 abstract String getResourcePath(); 13339 13340 // Need installer lock especially for dex file removal. 13341 abstract void cleanUpResourcesLI(); 13342 abstract boolean doPostDeleteLI(boolean delete); 13343 13344 /** 13345 * Called before the source arguments are copied. This is used mostly 13346 * for MoveParams when it needs to read the source file to put it in the 13347 * destination. 13348 */ 13349 int doPreCopy() { 13350 return PackageManager.INSTALL_SUCCEEDED; 13351 } 13352 13353 /** 13354 * Called after the source arguments are copied. This is used mostly for 13355 * MoveParams when it needs to read the source file to put it in the 13356 * destination. 13357 */ 13358 int doPostCopy(int uid) { 13359 return PackageManager.INSTALL_SUCCEEDED; 13360 } 13361 13362 protected boolean isFwdLocked() { 13363 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13364 } 13365 13366 protected boolean isExternalAsec() { 13367 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 13368 } 13369 13370 protected boolean isEphemeral() { 13371 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13372 } 13373 13374 UserHandle getUser() { 13375 return user; 13376 } 13377 } 13378 13379 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 13380 if (!allCodePaths.isEmpty()) { 13381 if (instructionSets == null) { 13382 throw new IllegalStateException("instructionSet == null"); 13383 } 13384 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 13385 for (String codePath : allCodePaths) { 13386 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 13387 try { 13388 mInstaller.rmdex(codePath, dexCodeInstructionSet); 13389 } catch (InstallerException ignored) { 13390 } 13391 } 13392 } 13393 } 13394 } 13395 13396 /** 13397 * Logic to handle installation of non-ASEC applications, including copying 13398 * and renaming logic. 13399 */ 13400 class FileInstallArgs extends InstallArgs { 13401 private File codeFile; 13402 private File resourceFile; 13403 13404 // Example topology: 13405 // /data/app/com.example/base.apk 13406 // /data/app/com.example/split_foo.apk 13407 // /data/app/com.example/lib/arm/libfoo.so 13408 // /data/app/com.example/lib/arm64/libfoo.so 13409 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 13410 13411 /** New install */ 13412 FileInstallArgs(InstallParams params) { 13413 super(params.origin, params.move, params.observer, params.installFlags, 13414 params.installerPackageName, params.volumeUuid, 13415 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 13416 params.grantedRuntimePermissions, 13417 params.traceMethod, params.traceCookie, params.certificates); 13418 if (isFwdLocked()) { 13419 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 13420 } 13421 } 13422 13423 /** Existing install */ 13424 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 13425 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 13426 null, null, null, 0, null /*certificates*/); 13427 this.codeFile = (codePath != null) ? new File(codePath) : null; 13428 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 13429 } 13430 13431 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13432 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 13433 try { 13434 return doCopyApk(imcs, temp); 13435 } finally { 13436 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13437 } 13438 } 13439 13440 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13441 if (origin.staged) { 13442 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 13443 codeFile = origin.file; 13444 resourceFile = origin.file; 13445 return PackageManager.INSTALL_SUCCEEDED; 13446 } 13447 13448 try { 13449 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13450 final File tempDir = 13451 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 13452 codeFile = tempDir; 13453 resourceFile = tempDir; 13454 } catch (IOException e) { 13455 Slog.w(TAG, "Failed to create copy file: " + e); 13456 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 13457 } 13458 13459 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 13460 @Override 13461 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 13462 if (!FileUtils.isValidExtFilename(name)) { 13463 throw new IllegalArgumentException("Invalid filename: " + name); 13464 } 13465 try { 13466 final File file = new File(codeFile, name); 13467 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 13468 O_RDWR | O_CREAT, 0644); 13469 Os.chmod(file.getAbsolutePath(), 0644); 13470 return new ParcelFileDescriptor(fd); 13471 } catch (ErrnoException e) { 13472 throw new RemoteException("Failed to open: " + e.getMessage()); 13473 } 13474 } 13475 }; 13476 13477 int ret = PackageManager.INSTALL_SUCCEEDED; 13478 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 13479 if (ret != PackageManager.INSTALL_SUCCEEDED) { 13480 Slog.e(TAG, "Failed to copy package"); 13481 return ret; 13482 } 13483 13484 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 13485 NativeLibraryHelper.Handle handle = null; 13486 try { 13487 handle = NativeLibraryHelper.Handle.create(codeFile); 13488 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 13489 abiOverride); 13490 } catch (IOException e) { 13491 Slog.e(TAG, "Copying native libraries failed", e); 13492 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13493 } finally { 13494 IoUtils.closeQuietly(handle); 13495 } 13496 13497 return ret; 13498 } 13499 13500 int doPreInstall(int status) { 13501 if (status != PackageManager.INSTALL_SUCCEEDED) { 13502 cleanUp(); 13503 } 13504 return status; 13505 } 13506 13507 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13508 if (status != PackageManager.INSTALL_SUCCEEDED) { 13509 cleanUp(); 13510 return false; 13511 } 13512 13513 final File targetDir = codeFile.getParentFile(); 13514 final File beforeCodeFile = codeFile; 13515 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 13516 13517 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 13518 try { 13519 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 13520 } catch (ErrnoException e) { 13521 Slog.w(TAG, "Failed to rename", e); 13522 return false; 13523 } 13524 13525 if (!SELinux.restoreconRecursive(afterCodeFile)) { 13526 Slog.w(TAG, "Failed to restorecon"); 13527 return false; 13528 } 13529 13530 // Reflect the rename internally 13531 codeFile = afterCodeFile; 13532 resourceFile = afterCodeFile; 13533 13534 // Reflect the rename in scanned details 13535 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13536 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13537 afterCodeFile, pkg.baseCodePath)); 13538 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13539 afterCodeFile, pkg.splitCodePaths)); 13540 13541 // Reflect the rename in app info 13542 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13543 pkg.setApplicationInfoCodePath(pkg.codePath); 13544 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13545 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13546 pkg.setApplicationInfoResourcePath(pkg.codePath); 13547 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13548 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13549 13550 return true; 13551 } 13552 13553 int doPostInstall(int status, int uid) { 13554 if (status != PackageManager.INSTALL_SUCCEEDED) { 13555 cleanUp(); 13556 } 13557 return status; 13558 } 13559 13560 @Override 13561 String getCodePath() { 13562 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 13563 } 13564 13565 @Override 13566 String getResourcePath() { 13567 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 13568 } 13569 13570 private boolean cleanUp() { 13571 if (codeFile == null || !codeFile.exists()) { 13572 return false; 13573 } 13574 13575 removeCodePathLI(codeFile); 13576 13577 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 13578 resourceFile.delete(); 13579 } 13580 13581 return true; 13582 } 13583 13584 void cleanUpResourcesLI() { 13585 // Try enumerating all code paths before deleting 13586 List<String> allCodePaths = Collections.EMPTY_LIST; 13587 if (codeFile != null && codeFile.exists()) { 13588 try { 13589 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13590 allCodePaths = pkg.getAllCodePaths(); 13591 } catch (PackageParserException e) { 13592 // Ignored; we tried our best 13593 } 13594 } 13595 13596 cleanUp(); 13597 removeDexFiles(allCodePaths, instructionSets); 13598 } 13599 13600 boolean doPostDeleteLI(boolean delete) { 13601 // XXX err, shouldn't we respect the delete flag? 13602 cleanUpResourcesLI(); 13603 return true; 13604 } 13605 } 13606 13607 private boolean isAsecExternal(String cid) { 13608 final String asecPath = PackageHelper.getSdFilesystem(cid); 13609 return !asecPath.startsWith(mAsecInternalPath); 13610 } 13611 13612 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 13613 PackageManagerException { 13614 if (copyRet < 0) { 13615 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 13616 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 13617 throw new PackageManagerException(copyRet, message); 13618 } 13619 } 13620 } 13621 13622 /** 13623 * Extract the MountService "container ID" from the full code path of an 13624 * .apk. 13625 */ 13626 static String cidFromCodePath(String fullCodePath) { 13627 int eidx = fullCodePath.lastIndexOf("/"); 13628 String subStr1 = fullCodePath.substring(0, eidx); 13629 int sidx = subStr1.lastIndexOf("/"); 13630 return subStr1.substring(sidx+1, eidx); 13631 } 13632 13633 /** 13634 * Logic to handle installation of ASEC applications, including copying and 13635 * renaming logic. 13636 */ 13637 class AsecInstallArgs extends InstallArgs { 13638 static final String RES_FILE_NAME = "pkg.apk"; 13639 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 13640 13641 String cid; 13642 String packagePath; 13643 String resourcePath; 13644 13645 /** New install */ 13646 AsecInstallArgs(InstallParams params) { 13647 super(params.origin, params.move, params.observer, params.installFlags, 13648 params.installerPackageName, params.volumeUuid, 13649 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 13650 params.grantedRuntimePermissions, 13651 params.traceMethod, params.traceCookie, params.certificates); 13652 } 13653 13654 /** Existing install */ 13655 AsecInstallArgs(String fullCodePath, String[] instructionSets, 13656 boolean isExternal, boolean isForwardLocked) { 13657 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 13658 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13659 instructionSets, null, null, null, 0, null /*certificates*/); 13660 // Hackily pretend we're still looking at a full code path 13661 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 13662 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 13663 } 13664 13665 // Extract cid from fullCodePath 13666 int eidx = fullCodePath.lastIndexOf("/"); 13667 String subStr1 = fullCodePath.substring(0, eidx); 13668 int sidx = subStr1.lastIndexOf("/"); 13669 cid = subStr1.substring(sidx+1, eidx); 13670 setMountPath(subStr1); 13671 } 13672 13673 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 13674 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 13675 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13676 instructionSets, null, null, null, 0, null /*certificates*/); 13677 this.cid = cid; 13678 setMountPath(PackageHelper.getSdDir(cid)); 13679 } 13680 13681 void createCopyFile() { 13682 cid = mInstallerService.allocateExternalStageCidLegacy(); 13683 } 13684 13685 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13686 if (origin.staged && origin.cid != null) { 13687 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 13688 cid = origin.cid; 13689 setMountPath(PackageHelper.getSdDir(cid)); 13690 return PackageManager.INSTALL_SUCCEEDED; 13691 } 13692 13693 if (temp) { 13694 createCopyFile(); 13695 } else { 13696 /* 13697 * Pre-emptively destroy the container since it's destroyed if 13698 * copying fails due to it existing anyway. 13699 */ 13700 PackageHelper.destroySdDir(cid); 13701 } 13702 13703 final String newMountPath = imcs.copyPackageToContainer( 13704 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 13705 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 13706 13707 if (newMountPath != null) { 13708 setMountPath(newMountPath); 13709 return PackageManager.INSTALL_SUCCEEDED; 13710 } else { 13711 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13712 } 13713 } 13714 13715 @Override 13716 String getCodePath() { 13717 return packagePath; 13718 } 13719 13720 @Override 13721 String getResourcePath() { 13722 return resourcePath; 13723 } 13724 13725 int doPreInstall(int status) { 13726 if (status != PackageManager.INSTALL_SUCCEEDED) { 13727 // Destroy container 13728 PackageHelper.destroySdDir(cid); 13729 } else { 13730 boolean mounted = PackageHelper.isContainerMounted(cid); 13731 if (!mounted) { 13732 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 13733 Process.SYSTEM_UID); 13734 if (newMountPath != null) { 13735 setMountPath(newMountPath); 13736 } else { 13737 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13738 } 13739 } 13740 } 13741 return status; 13742 } 13743 13744 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13745 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 13746 String newMountPath = null; 13747 if (PackageHelper.isContainerMounted(cid)) { 13748 // Unmount the container 13749 if (!PackageHelper.unMountSdDir(cid)) { 13750 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 13751 return false; 13752 } 13753 } 13754 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13755 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 13756 " which might be stale. Will try to clean up."); 13757 // Clean up the stale container and proceed to recreate. 13758 if (!PackageHelper.destroySdDir(newCacheId)) { 13759 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 13760 return false; 13761 } 13762 // Successfully cleaned up stale container. Try to rename again. 13763 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13764 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 13765 + " inspite of cleaning it up."); 13766 return false; 13767 } 13768 } 13769 if (!PackageHelper.isContainerMounted(newCacheId)) { 13770 Slog.w(TAG, "Mounting container " + newCacheId); 13771 newMountPath = PackageHelper.mountSdDir(newCacheId, 13772 getEncryptKey(), Process.SYSTEM_UID); 13773 } else { 13774 newMountPath = PackageHelper.getSdDir(newCacheId); 13775 } 13776 if (newMountPath == null) { 13777 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 13778 return false; 13779 } 13780 Log.i(TAG, "Succesfully renamed " + cid + 13781 " to " + newCacheId + 13782 " at new path: " + newMountPath); 13783 cid = newCacheId; 13784 13785 final File beforeCodeFile = new File(packagePath); 13786 setMountPath(newMountPath); 13787 final File afterCodeFile = new File(packagePath); 13788 13789 // Reflect the rename in scanned details 13790 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13791 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13792 afterCodeFile, pkg.baseCodePath)); 13793 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13794 afterCodeFile, pkg.splitCodePaths)); 13795 13796 // Reflect the rename in app info 13797 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13798 pkg.setApplicationInfoCodePath(pkg.codePath); 13799 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13800 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13801 pkg.setApplicationInfoResourcePath(pkg.codePath); 13802 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13803 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13804 13805 return true; 13806 } 13807 13808 private void setMountPath(String mountPath) { 13809 final File mountFile = new File(mountPath); 13810 13811 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 13812 if (monolithicFile.exists()) { 13813 packagePath = monolithicFile.getAbsolutePath(); 13814 if (isFwdLocked()) { 13815 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 13816 } else { 13817 resourcePath = packagePath; 13818 } 13819 } else { 13820 packagePath = mountFile.getAbsolutePath(); 13821 resourcePath = packagePath; 13822 } 13823 } 13824 13825 int doPostInstall(int status, int uid) { 13826 if (status != PackageManager.INSTALL_SUCCEEDED) { 13827 cleanUp(); 13828 } else { 13829 final int groupOwner; 13830 final String protectedFile; 13831 if (isFwdLocked()) { 13832 groupOwner = UserHandle.getSharedAppGid(uid); 13833 protectedFile = RES_FILE_NAME; 13834 } else { 13835 groupOwner = -1; 13836 protectedFile = null; 13837 } 13838 13839 if (uid < Process.FIRST_APPLICATION_UID 13840 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 13841 Slog.e(TAG, "Failed to finalize " + cid); 13842 PackageHelper.destroySdDir(cid); 13843 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13844 } 13845 13846 boolean mounted = PackageHelper.isContainerMounted(cid); 13847 if (!mounted) { 13848 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 13849 } 13850 } 13851 return status; 13852 } 13853 13854 private void cleanUp() { 13855 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 13856 13857 // Destroy secure container 13858 PackageHelper.destroySdDir(cid); 13859 } 13860 13861 private List<String> getAllCodePaths() { 13862 final File codeFile = new File(getCodePath()); 13863 if (codeFile != null && codeFile.exists()) { 13864 try { 13865 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13866 return pkg.getAllCodePaths(); 13867 } catch (PackageParserException e) { 13868 // Ignored; we tried our best 13869 } 13870 } 13871 return Collections.EMPTY_LIST; 13872 } 13873 13874 void cleanUpResourcesLI() { 13875 // Enumerate all code paths before deleting 13876 cleanUpResourcesLI(getAllCodePaths()); 13877 } 13878 13879 private void cleanUpResourcesLI(List<String> allCodePaths) { 13880 cleanUp(); 13881 removeDexFiles(allCodePaths, instructionSets); 13882 } 13883 13884 String getPackageName() { 13885 return getAsecPackageName(cid); 13886 } 13887 13888 boolean doPostDeleteLI(boolean delete) { 13889 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 13890 final List<String> allCodePaths = getAllCodePaths(); 13891 boolean mounted = PackageHelper.isContainerMounted(cid); 13892 if (mounted) { 13893 // Unmount first 13894 if (PackageHelper.unMountSdDir(cid)) { 13895 mounted = false; 13896 } 13897 } 13898 if (!mounted && delete) { 13899 cleanUpResourcesLI(allCodePaths); 13900 } 13901 return !mounted; 13902 } 13903 13904 @Override 13905 int doPreCopy() { 13906 if (isFwdLocked()) { 13907 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 13908 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 13909 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13910 } 13911 } 13912 13913 return PackageManager.INSTALL_SUCCEEDED; 13914 } 13915 13916 @Override 13917 int doPostCopy(int uid) { 13918 if (isFwdLocked()) { 13919 if (uid < Process.FIRST_APPLICATION_UID 13920 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 13921 RES_FILE_NAME)) { 13922 Slog.e(TAG, "Failed to finalize " + cid); 13923 PackageHelper.destroySdDir(cid); 13924 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13925 } 13926 } 13927 13928 return PackageManager.INSTALL_SUCCEEDED; 13929 } 13930 } 13931 13932 /** 13933 * Logic to handle movement of existing installed applications. 13934 */ 13935 class MoveInstallArgs extends InstallArgs { 13936 private File codeFile; 13937 private File resourceFile; 13938 13939 /** New install */ 13940 MoveInstallArgs(InstallParams params) { 13941 super(params.origin, params.move, params.observer, params.installFlags, 13942 params.installerPackageName, params.volumeUuid, 13943 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 13944 params.grantedRuntimePermissions, 13945 params.traceMethod, params.traceCookie, params.certificates); 13946 } 13947 13948 int copyApk(IMediaContainerService imcs, boolean temp) { 13949 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 13950 + move.fromUuid + " to " + move.toUuid); 13951 synchronized (mInstaller) { 13952 try { 13953 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 13954 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 13955 } catch (InstallerException e) { 13956 Slog.w(TAG, "Failed to move app", e); 13957 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13958 } 13959 } 13960 13961 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 13962 resourceFile = codeFile; 13963 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 13964 13965 return PackageManager.INSTALL_SUCCEEDED; 13966 } 13967 13968 int doPreInstall(int status) { 13969 if (status != PackageManager.INSTALL_SUCCEEDED) { 13970 cleanUp(move.toUuid); 13971 } 13972 return status; 13973 } 13974 13975 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13976 if (status != PackageManager.INSTALL_SUCCEEDED) { 13977 cleanUp(move.toUuid); 13978 return false; 13979 } 13980 13981 // Reflect the move in app info 13982 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13983 pkg.setApplicationInfoCodePath(pkg.codePath); 13984 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13985 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13986 pkg.setApplicationInfoResourcePath(pkg.codePath); 13987 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13988 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13989 13990 return true; 13991 } 13992 13993 int doPostInstall(int status, int uid) { 13994 if (status == PackageManager.INSTALL_SUCCEEDED) { 13995 cleanUp(move.fromUuid); 13996 } else { 13997 cleanUp(move.toUuid); 13998 } 13999 return status; 14000 } 14001 14002 @Override 14003 String getCodePath() { 14004 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 14005 } 14006 14007 @Override 14008 String getResourcePath() { 14009 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 14010 } 14011 14012 private boolean cleanUp(String volumeUuid) { 14013 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 14014 move.dataAppName); 14015 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 14016 final int[] userIds = sUserManager.getUserIds(); 14017 synchronized (mInstallLock) { 14018 // Clean up both app data and code 14019 // All package moves are frozen until finished 14020 for (int userId : userIds) { 14021 try { 14022 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 14023 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 14024 } catch (InstallerException e) { 14025 Slog.w(TAG, String.valueOf(e)); 14026 } 14027 } 14028 removeCodePathLI(codeFile); 14029 } 14030 return true; 14031 } 14032 14033 void cleanUpResourcesLI() { 14034 throw new UnsupportedOperationException(); 14035 } 14036 14037 boolean doPostDeleteLI(boolean delete) { 14038 throw new UnsupportedOperationException(); 14039 } 14040 } 14041 14042 static String getAsecPackageName(String packageCid) { 14043 int idx = packageCid.lastIndexOf("-"); 14044 if (idx == -1) { 14045 return packageCid; 14046 } 14047 return packageCid.substring(0, idx); 14048 } 14049 14050 // Utility method used to create code paths based on package name and available index. 14051 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 14052 String idxStr = ""; 14053 int idx = 1; 14054 // Fall back to default value of idx=1 if prefix is not 14055 // part of oldCodePath 14056 if (oldCodePath != null) { 14057 String subStr = oldCodePath; 14058 // Drop the suffix right away 14059 if (suffix != null && subStr.endsWith(suffix)) { 14060 subStr = subStr.substring(0, subStr.length() - suffix.length()); 14061 } 14062 // If oldCodePath already contains prefix find out the 14063 // ending index to either increment or decrement. 14064 int sidx = subStr.lastIndexOf(prefix); 14065 if (sidx != -1) { 14066 subStr = subStr.substring(sidx + prefix.length()); 14067 if (subStr != null) { 14068 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 14069 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 14070 } 14071 try { 14072 idx = Integer.parseInt(subStr); 14073 if (idx <= 1) { 14074 idx++; 14075 } else { 14076 idx--; 14077 } 14078 } catch(NumberFormatException e) { 14079 } 14080 } 14081 } 14082 } 14083 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 14084 return prefix + idxStr; 14085 } 14086 14087 private File getNextCodePath(File targetDir, String packageName) { 14088 int suffix = 1; 14089 File result; 14090 do { 14091 result = new File(targetDir, packageName + "-" + suffix); 14092 suffix++; 14093 } while (result.exists()); 14094 return result; 14095 } 14096 14097 // Utility method that returns the relative package path with respect 14098 // to the installation directory. Like say for /data/data/com.test-1.apk 14099 // string com.test-1 is returned. 14100 static String deriveCodePathName(String codePath) { 14101 if (codePath == null) { 14102 return null; 14103 } 14104 final File codeFile = new File(codePath); 14105 final String name = codeFile.getName(); 14106 if (codeFile.isDirectory()) { 14107 return name; 14108 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 14109 final int lastDot = name.lastIndexOf('.'); 14110 return name.substring(0, lastDot); 14111 } else { 14112 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 14113 return null; 14114 } 14115 } 14116 14117 static class PackageInstalledInfo { 14118 String name; 14119 int uid; 14120 // The set of users that originally had this package installed. 14121 int[] origUsers; 14122 // The set of users that now have this package installed. 14123 int[] newUsers; 14124 PackageParser.Package pkg; 14125 int returnCode; 14126 String returnMsg; 14127 PackageRemovedInfo removedInfo; 14128 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 14129 14130 public void setError(int code, String msg) { 14131 setReturnCode(code); 14132 setReturnMessage(msg); 14133 Slog.w(TAG, msg); 14134 } 14135 14136 public void setError(String msg, PackageParserException e) { 14137 setReturnCode(e.error); 14138 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14139 Slog.w(TAG, msg, e); 14140 } 14141 14142 public void setError(String msg, PackageManagerException e) { 14143 returnCode = e.error; 14144 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14145 Slog.w(TAG, msg, e); 14146 } 14147 14148 public void setReturnCode(int returnCode) { 14149 this.returnCode = returnCode; 14150 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14151 for (int i = 0; i < childCount; i++) { 14152 addedChildPackages.valueAt(i).returnCode = returnCode; 14153 } 14154 } 14155 14156 private void setReturnMessage(String returnMsg) { 14157 this.returnMsg = returnMsg; 14158 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14159 for (int i = 0; i < childCount; i++) { 14160 addedChildPackages.valueAt(i).returnMsg = returnMsg; 14161 } 14162 } 14163 14164 // In some error cases we want to convey more info back to the observer 14165 String origPackage; 14166 String origPermission; 14167 } 14168 14169 /* 14170 * Install a non-existing package. 14171 */ 14172 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 14173 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 14174 PackageInstalledInfo res) { 14175 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 14176 14177 // Remember this for later, in case we need to rollback this install 14178 String pkgName = pkg.packageName; 14179 14180 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 14181 14182 synchronized(mPackages) { 14183 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 14184 // A package with the same name is already installed, though 14185 // it has been renamed to an older name. The package we 14186 // are trying to install should be installed as an update to 14187 // the existing one, but that has not been requested, so bail. 14188 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14189 + " without first uninstalling package running as " 14190 + mSettings.mRenamedPackages.get(pkgName)); 14191 return; 14192 } 14193 if (mPackages.containsKey(pkgName)) { 14194 // Don't allow installation over an existing package with the same name. 14195 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14196 + " without first uninstalling."); 14197 return; 14198 } 14199 } 14200 14201 try { 14202 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 14203 System.currentTimeMillis(), user); 14204 14205 updateSettingsLI(newPackage, installerPackageName, null, res, user); 14206 14207 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14208 prepareAppDataAfterInstallLIF(newPackage); 14209 14210 } else { 14211 // Remove package from internal structures, but keep around any 14212 // data that might have already existed 14213 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 14214 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 14215 } 14216 } catch (PackageManagerException e) { 14217 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14218 } 14219 14220 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14221 } 14222 14223 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 14224 // Can't rotate keys during boot or if sharedUser. 14225 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 14226 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 14227 return false; 14228 } 14229 // app is using upgradeKeySets; make sure all are valid 14230 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14231 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 14232 for (int i = 0; i < upgradeKeySets.length; i++) { 14233 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 14234 Slog.wtf(TAG, "Package " 14235 + (oldPs.name != null ? oldPs.name : "<null>") 14236 + " contains upgrade-key-set reference to unknown key-set: " 14237 + upgradeKeySets[i] 14238 + " reverting to signatures check."); 14239 return false; 14240 } 14241 } 14242 return true; 14243 } 14244 14245 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 14246 // Upgrade keysets are being used. Determine if new package has a superset of the 14247 // required keys. 14248 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 14249 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14250 for (int i = 0; i < upgradeKeySets.length; i++) { 14251 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 14252 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 14253 return true; 14254 } 14255 } 14256 return false; 14257 } 14258 14259 private static void updateDigest(MessageDigest digest, File file) throws IOException { 14260 try (DigestInputStream digestStream = 14261 new DigestInputStream(new FileInputStream(file), digest)) { 14262 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 14263 } 14264 } 14265 14266 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 14267 UserHandle user, String installerPackageName, PackageInstalledInfo res) { 14268 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 14269 14270 final PackageParser.Package oldPackage; 14271 final String pkgName = pkg.packageName; 14272 final int[] allUsers; 14273 final int[] installedUsers; 14274 14275 synchronized(mPackages) { 14276 oldPackage = mPackages.get(pkgName); 14277 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 14278 14279 // don't allow upgrade to target a release SDK from a pre-release SDK 14280 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 14281 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14282 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 14283 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14284 if (oldTargetsPreRelease 14285 && !newTargetsPreRelease 14286 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 14287 Slog.w(TAG, "Can't install package targeting released sdk"); 14288 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 14289 return; 14290 } 14291 14292 // don't allow an upgrade from full to ephemeral 14293 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 14294 if (isEphemeral && !oldIsEphemeral) { 14295 // can't downgrade from full to ephemeral 14296 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 14297 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14298 return; 14299 } 14300 14301 // verify signatures are valid 14302 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14303 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 14304 if (!checkUpgradeKeySetLP(ps, pkg)) { 14305 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14306 "New package not signed by keys specified by upgrade-keysets: " 14307 + pkgName); 14308 return; 14309 } 14310 } else { 14311 // default to original signature matching 14312 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 14313 != PackageManager.SIGNATURE_MATCH) { 14314 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14315 "New package has a different signature: " + pkgName); 14316 return; 14317 } 14318 } 14319 14320 // don't allow a system upgrade unless the upgrade hash matches 14321 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 14322 byte[] digestBytes = null; 14323 try { 14324 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 14325 updateDigest(digest, new File(pkg.baseCodePath)); 14326 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 14327 for (String path : pkg.splitCodePaths) { 14328 updateDigest(digest, new File(path)); 14329 } 14330 } 14331 digestBytes = digest.digest(); 14332 } catch (NoSuchAlgorithmException | IOException e) { 14333 res.setError(INSTALL_FAILED_INVALID_APK, 14334 "Could not compute hash: " + pkgName); 14335 return; 14336 } 14337 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 14338 res.setError(INSTALL_FAILED_INVALID_APK, 14339 "New package fails restrict-update check: " + pkgName); 14340 return; 14341 } 14342 // retain upgrade restriction 14343 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 14344 } 14345 14346 // Check for shared user id changes 14347 String invalidPackageName = 14348 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 14349 if (invalidPackageName != null) { 14350 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 14351 "Package " + invalidPackageName + " tried to change user " 14352 + oldPackage.mSharedUserId); 14353 return; 14354 } 14355 14356 // In case of rollback, remember per-user/profile install state 14357 allUsers = sUserManager.getUserIds(); 14358 installedUsers = ps.queryInstalledUsers(allUsers, true); 14359 } 14360 14361 // Update what is removed 14362 res.removedInfo = new PackageRemovedInfo(); 14363 res.removedInfo.uid = oldPackage.applicationInfo.uid; 14364 res.removedInfo.removedPackage = oldPackage.packageName; 14365 res.removedInfo.isUpdate = true; 14366 res.removedInfo.origUsers = installedUsers; 14367 final int childCount = (oldPackage.childPackages != null) 14368 ? oldPackage.childPackages.size() : 0; 14369 for (int i = 0; i < childCount; i++) { 14370 boolean childPackageUpdated = false; 14371 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 14372 if (res.addedChildPackages != null) { 14373 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 14374 if (childRes != null) { 14375 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 14376 childRes.removedInfo.removedPackage = childPkg.packageName; 14377 childRes.removedInfo.isUpdate = true; 14378 childPackageUpdated = true; 14379 } 14380 } 14381 if (!childPackageUpdated) { 14382 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 14383 childRemovedRes.removedPackage = childPkg.packageName; 14384 childRemovedRes.isUpdate = false; 14385 childRemovedRes.dataRemoved = true; 14386 synchronized (mPackages) { 14387 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 14388 if (childPs != null) { 14389 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 14390 } 14391 } 14392 if (res.removedInfo.removedChildPackages == null) { 14393 res.removedInfo.removedChildPackages = new ArrayMap<>(); 14394 } 14395 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 14396 } 14397 } 14398 14399 boolean sysPkg = (isSystemApp(oldPackage)); 14400 if (sysPkg) { 14401 // Set the system/privileged flags as needed 14402 final boolean privileged = 14403 (oldPackage.applicationInfo.privateFlags 14404 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 14405 final int systemPolicyFlags = policyFlags 14406 | PackageParser.PARSE_IS_SYSTEM 14407 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 14408 14409 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 14410 user, allUsers, installerPackageName, res); 14411 } else { 14412 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 14413 user, allUsers, installerPackageName, res); 14414 } 14415 } 14416 14417 public List<String> getPreviousCodePaths(String packageName) { 14418 final PackageSetting ps = mSettings.mPackages.get(packageName); 14419 final List<String> result = new ArrayList<String>(); 14420 if (ps != null && ps.oldCodePaths != null) { 14421 result.addAll(ps.oldCodePaths); 14422 } 14423 return result; 14424 } 14425 14426 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 14427 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14428 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14429 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 14430 + deletedPackage); 14431 14432 String pkgName = deletedPackage.packageName; 14433 boolean deletedPkg = true; 14434 boolean addedPkg = false; 14435 boolean updatedSettings = false; 14436 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 14437 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 14438 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 14439 14440 final long origUpdateTime = (pkg.mExtras != null) 14441 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 14442 14443 // First delete the existing package while retaining the data directory 14444 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14445 res.removedInfo, true, pkg)) { 14446 // If the existing package wasn't successfully deleted 14447 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 14448 deletedPkg = false; 14449 } else { 14450 // Successfully deleted the old package; proceed with replace. 14451 14452 // If deleted package lived in a container, give users a chance to 14453 // relinquish resources before killing. 14454 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 14455 if (DEBUG_INSTALL) { 14456 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 14457 } 14458 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 14459 final ArrayList<String> pkgList = new ArrayList<String>(1); 14460 pkgList.add(deletedPackage.applicationInfo.packageName); 14461 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 14462 } 14463 14464 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14465 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14466 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14467 14468 try { 14469 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 14470 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 14471 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14472 14473 // Update the in-memory copy of the previous code paths. 14474 PackageSetting ps = mSettings.mPackages.get(pkgName); 14475 if (!killApp) { 14476 if (ps.oldCodePaths == null) { 14477 ps.oldCodePaths = new ArraySet<>(); 14478 } 14479 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 14480 if (deletedPackage.splitCodePaths != null) { 14481 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 14482 } 14483 } else { 14484 ps.oldCodePaths = null; 14485 } 14486 if (ps.childPackageNames != null) { 14487 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 14488 final String childPkgName = ps.childPackageNames.get(i); 14489 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 14490 childPs.oldCodePaths = ps.oldCodePaths; 14491 } 14492 } 14493 prepareAppDataAfterInstallLIF(newPackage); 14494 addedPkg = true; 14495 mDexManager.notifyPackageUpdated(newPackage.packageName, 14496 newPackage.baseCodePath, newPackage.splitCodePaths); 14497 } catch (PackageManagerException e) { 14498 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14499 } 14500 } 14501 14502 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14503 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 14504 14505 // Revert all internal state mutations and added folders for the failed install 14506 if (addedPkg) { 14507 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14508 res.removedInfo, true, null); 14509 } 14510 14511 // Restore the old package 14512 if (deletedPkg) { 14513 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 14514 File restoreFile = new File(deletedPackage.codePath); 14515 // Parse old package 14516 boolean oldExternal = isExternal(deletedPackage); 14517 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 14518 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 14519 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 14520 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 14521 try { 14522 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 14523 null); 14524 } catch (PackageManagerException e) { 14525 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 14526 + e.getMessage()); 14527 return; 14528 } 14529 14530 synchronized (mPackages) { 14531 // Ensure the installer package name up to date 14532 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14533 14534 // Update permissions for restored package 14535 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14536 14537 mSettings.writeLPr(); 14538 } 14539 14540 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 14541 } 14542 } else { 14543 synchronized (mPackages) { 14544 PackageSetting ps = mSettings.peekPackageLPr(pkg.packageName); 14545 if (ps != null) { 14546 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 14547 if (res.removedInfo.removedChildPackages != null) { 14548 final int childCount = res.removedInfo.removedChildPackages.size(); 14549 // Iterate in reverse as we may modify the collection 14550 for (int i = childCount - 1; i >= 0; i--) { 14551 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 14552 if (res.addedChildPackages.containsKey(childPackageName)) { 14553 res.removedInfo.removedChildPackages.removeAt(i); 14554 } else { 14555 PackageRemovedInfo childInfo = res.removedInfo 14556 .removedChildPackages.valueAt(i); 14557 childInfo.removedForAllUsers = mPackages.get( 14558 childInfo.removedPackage) == null; 14559 } 14560 } 14561 } 14562 } 14563 } 14564 } 14565 } 14566 14567 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 14568 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14569 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14570 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 14571 + ", old=" + deletedPackage); 14572 14573 final boolean disabledSystem; 14574 14575 // Remove existing system package 14576 removePackageLI(deletedPackage, true); 14577 14578 synchronized (mPackages) { 14579 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 14580 } 14581 if (!disabledSystem) { 14582 // We didn't need to disable the .apk as a current system package, 14583 // which means we are replacing another update that is already 14584 // installed. We need to make sure to delete the older one's .apk. 14585 res.removedInfo.args = createInstallArgsForExisting(0, 14586 deletedPackage.applicationInfo.getCodePath(), 14587 deletedPackage.applicationInfo.getResourcePath(), 14588 getAppDexInstructionSets(deletedPackage.applicationInfo)); 14589 } else { 14590 res.removedInfo.args = null; 14591 } 14592 14593 // Successfully disabled the old package. Now proceed with re-installation 14594 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14595 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14596 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14597 14598 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14599 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 14600 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 14601 14602 PackageParser.Package newPackage = null; 14603 try { 14604 // Add the package to the internal data structures 14605 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 14606 14607 // Set the update and install times 14608 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 14609 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 14610 System.currentTimeMillis()); 14611 14612 // Update the package dynamic state if succeeded 14613 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14614 // Now that the install succeeded make sure we remove data 14615 // directories for any child package the update removed. 14616 final int deletedChildCount = (deletedPackage.childPackages != null) 14617 ? deletedPackage.childPackages.size() : 0; 14618 final int newChildCount = (newPackage.childPackages != null) 14619 ? newPackage.childPackages.size() : 0; 14620 for (int i = 0; i < deletedChildCount; i++) { 14621 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 14622 boolean childPackageDeleted = true; 14623 for (int j = 0; j < newChildCount; j++) { 14624 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 14625 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 14626 childPackageDeleted = false; 14627 break; 14628 } 14629 } 14630 if (childPackageDeleted) { 14631 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 14632 deletedChildPkg.packageName); 14633 if (ps != null && res.removedInfo.removedChildPackages != null) { 14634 PackageRemovedInfo removedChildRes = res.removedInfo 14635 .removedChildPackages.get(deletedChildPkg.packageName); 14636 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 14637 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 14638 } 14639 } 14640 } 14641 14642 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14643 prepareAppDataAfterInstallLIF(newPackage); 14644 14645 mDexManager.notifyPackageUpdated(newPackage.packageName, 14646 newPackage.baseCodePath, newPackage.splitCodePaths); 14647 } 14648 } catch (PackageManagerException e) { 14649 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 14650 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14651 } 14652 14653 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14654 // Re installation failed. Restore old information 14655 // Remove new pkg information 14656 if (newPackage != null) { 14657 removeInstalledPackageLI(newPackage, true); 14658 } 14659 // Add back the old system package 14660 try { 14661 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 14662 } catch (PackageManagerException e) { 14663 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 14664 } 14665 14666 synchronized (mPackages) { 14667 if (disabledSystem) { 14668 enableSystemPackageLPw(deletedPackage); 14669 } 14670 14671 // Ensure the installer package name up to date 14672 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14673 14674 // Update permissions for restored package 14675 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14676 14677 mSettings.writeLPr(); 14678 } 14679 14680 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 14681 + " after failed upgrade"); 14682 } 14683 } 14684 14685 /** 14686 * Checks whether the parent or any of the child packages have a change shared 14687 * user. For a package to be a valid update the shred users of the parent and 14688 * the children should match. We may later support changing child shared users. 14689 * @param oldPkg The updated package. 14690 * @param newPkg The update package. 14691 * @return The shared user that change between the versions. 14692 */ 14693 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 14694 PackageParser.Package newPkg) { 14695 // Check parent shared user 14696 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 14697 return newPkg.packageName; 14698 } 14699 // Check child shared users 14700 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14701 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 14702 for (int i = 0; i < newChildCount; i++) { 14703 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 14704 // If this child was present, did it have the same shared user? 14705 for (int j = 0; j < oldChildCount; j++) { 14706 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 14707 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 14708 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 14709 return newChildPkg.packageName; 14710 } 14711 } 14712 } 14713 return null; 14714 } 14715 14716 private void removeNativeBinariesLI(PackageSetting ps) { 14717 // Remove the lib path for the parent package 14718 if (ps != null) { 14719 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 14720 // Remove the lib path for the child packages 14721 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 14722 for (int i = 0; i < childCount; i++) { 14723 PackageSetting childPs = null; 14724 synchronized (mPackages) { 14725 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 14726 } 14727 if (childPs != null) { 14728 NativeLibraryHelper.removeNativeBinariesLI(childPs 14729 .legacyNativeLibraryPathString); 14730 } 14731 } 14732 } 14733 } 14734 14735 private void enableSystemPackageLPw(PackageParser.Package pkg) { 14736 // Enable the parent package 14737 mSettings.enableSystemPackageLPw(pkg.packageName); 14738 // Enable the child packages 14739 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14740 for (int i = 0; i < childCount; i++) { 14741 PackageParser.Package childPkg = pkg.childPackages.get(i); 14742 mSettings.enableSystemPackageLPw(childPkg.packageName); 14743 } 14744 } 14745 14746 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 14747 PackageParser.Package newPkg) { 14748 // Disable the parent package (parent always replaced) 14749 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 14750 // Disable the child packages 14751 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14752 for (int i = 0; i < childCount; i++) { 14753 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 14754 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 14755 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 14756 } 14757 return disabled; 14758 } 14759 14760 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 14761 String installerPackageName) { 14762 // Enable the parent package 14763 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 14764 // Enable the child packages 14765 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14766 for (int i = 0; i < childCount; i++) { 14767 PackageParser.Package childPkg = pkg.childPackages.get(i); 14768 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 14769 } 14770 } 14771 14772 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 14773 // Collect all used permissions in the UID 14774 ArraySet<String> usedPermissions = new ArraySet<>(); 14775 final int packageCount = su.packages.size(); 14776 for (int i = 0; i < packageCount; i++) { 14777 PackageSetting ps = su.packages.valueAt(i); 14778 if (ps.pkg == null) { 14779 continue; 14780 } 14781 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 14782 for (int j = 0; j < requestedPermCount; j++) { 14783 String permission = ps.pkg.requestedPermissions.get(j); 14784 BasePermission bp = mSettings.mPermissions.get(permission); 14785 if (bp != null) { 14786 usedPermissions.add(permission); 14787 } 14788 } 14789 } 14790 14791 PermissionsState permissionsState = su.getPermissionsState(); 14792 // Prune install permissions 14793 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 14794 final int installPermCount = installPermStates.size(); 14795 for (int i = installPermCount - 1; i >= 0; i--) { 14796 PermissionState permissionState = installPermStates.get(i); 14797 if (!usedPermissions.contains(permissionState.getName())) { 14798 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14799 if (bp != null) { 14800 permissionsState.revokeInstallPermission(bp); 14801 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 14802 PackageManager.MASK_PERMISSION_FLAGS, 0); 14803 } 14804 } 14805 } 14806 14807 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 14808 14809 // Prune runtime permissions 14810 for (int userId : allUserIds) { 14811 List<PermissionState> runtimePermStates = permissionsState 14812 .getRuntimePermissionStates(userId); 14813 final int runtimePermCount = runtimePermStates.size(); 14814 for (int i = runtimePermCount - 1; i >= 0; i--) { 14815 PermissionState permissionState = runtimePermStates.get(i); 14816 if (!usedPermissions.contains(permissionState.getName())) { 14817 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14818 if (bp != null) { 14819 permissionsState.revokeRuntimePermission(bp, userId); 14820 permissionsState.updatePermissionFlags(bp, userId, 14821 PackageManager.MASK_PERMISSION_FLAGS, 0); 14822 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 14823 runtimePermissionChangedUserIds, userId); 14824 } 14825 } 14826 } 14827 } 14828 14829 return runtimePermissionChangedUserIds; 14830 } 14831 14832 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 14833 int[] allUsers, PackageInstalledInfo res, UserHandle user) { 14834 // Update the parent package setting 14835 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 14836 res, user); 14837 // Update the child packages setting 14838 final int childCount = (newPackage.childPackages != null) 14839 ? newPackage.childPackages.size() : 0; 14840 for (int i = 0; i < childCount; i++) { 14841 PackageParser.Package childPackage = newPackage.childPackages.get(i); 14842 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 14843 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 14844 childRes.origUsers, childRes, user); 14845 } 14846 } 14847 14848 private void updateSettingsInternalLI(PackageParser.Package newPackage, 14849 String installerPackageName, int[] allUsers, int[] installedForUsers, 14850 PackageInstalledInfo res, UserHandle user) { 14851 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 14852 14853 String pkgName = newPackage.packageName; 14854 synchronized (mPackages) { 14855 //write settings. the installStatus will be incomplete at this stage. 14856 //note that the new package setting would have already been 14857 //added to mPackages. It hasn't been persisted yet. 14858 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 14859 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14860 mSettings.writeLPr(); 14861 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14862 } 14863 14864 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 14865 synchronized (mPackages) { 14866 updatePermissionsLPw(newPackage.packageName, newPackage, 14867 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 14868 ? UPDATE_PERMISSIONS_ALL : 0)); 14869 // For system-bundled packages, we assume that installing an upgraded version 14870 // of the package implies that the user actually wants to run that new code, 14871 // so we enable the package. 14872 PackageSetting ps = mSettings.mPackages.get(pkgName); 14873 final int userId = user.getIdentifier(); 14874 if (ps != null) { 14875 if (isSystemApp(newPackage)) { 14876 if (DEBUG_INSTALL) { 14877 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 14878 } 14879 // Enable system package for requested users 14880 if (res.origUsers != null) { 14881 for (int origUserId : res.origUsers) { 14882 if (userId == UserHandle.USER_ALL || userId == origUserId) { 14883 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 14884 origUserId, installerPackageName); 14885 } 14886 } 14887 } 14888 // Also convey the prior install/uninstall state 14889 if (allUsers != null && installedForUsers != null) { 14890 for (int currentUserId : allUsers) { 14891 final boolean installed = ArrayUtils.contains( 14892 installedForUsers, currentUserId); 14893 if (DEBUG_INSTALL) { 14894 Slog.d(TAG, " user " + currentUserId + " => " + installed); 14895 } 14896 ps.setInstalled(installed, currentUserId); 14897 } 14898 // these install state changes will be persisted in the 14899 // upcoming call to mSettings.writeLPr(). 14900 } 14901 } 14902 // It's implied that when a user requests installation, they want the app to be 14903 // installed and enabled. 14904 if (userId != UserHandle.USER_ALL) { 14905 ps.setInstalled(true, userId); 14906 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 14907 } 14908 } 14909 res.name = pkgName; 14910 res.uid = newPackage.applicationInfo.uid; 14911 res.pkg = newPackage; 14912 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 14913 mSettings.setInstallerPackageName(pkgName, installerPackageName); 14914 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14915 //to update install status 14916 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14917 mSettings.writeLPr(); 14918 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14919 } 14920 14921 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14922 } 14923 14924 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 14925 try { 14926 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 14927 installPackageLI(args, res); 14928 } finally { 14929 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14930 } 14931 } 14932 14933 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 14934 final int installFlags = args.installFlags; 14935 final String installerPackageName = args.installerPackageName; 14936 final String volumeUuid = args.volumeUuid; 14937 final File tmpPackageFile = new File(args.getCodePath()); 14938 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 14939 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 14940 || (args.volumeUuid != null)); 14941 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 14942 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 14943 boolean replace = false; 14944 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 14945 if (args.move != null) { 14946 // moving a complete application; perform an initial scan on the new install location 14947 scanFlags |= SCAN_INITIAL; 14948 } 14949 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 14950 scanFlags |= SCAN_DONT_KILL_APP; 14951 } 14952 14953 // Result object to be returned 14954 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14955 14956 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 14957 14958 // Sanity check 14959 if (ephemeral && (forwardLocked || onExternal)) { 14960 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 14961 + " external=" + onExternal); 14962 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14963 return; 14964 } 14965 14966 // Retrieve PackageSettings and parse package 14967 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 14968 | PackageParser.PARSE_ENFORCE_CODE 14969 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 14970 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 14971 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 14972 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 14973 PackageParser pp = new PackageParser(); 14974 pp.setSeparateProcesses(mSeparateProcesses); 14975 pp.setDisplayMetrics(mMetrics); 14976 14977 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 14978 final PackageParser.Package pkg; 14979 try { 14980 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 14981 } catch (PackageParserException e) { 14982 res.setError("Failed parse during installPackageLI", e); 14983 return; 14984 } finally { 14985 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14986 } 14987 14988 // If we are installing a clustered package add results for the children 14989 if (pkg.childPackages != null) { 14990 synchronized (mPackages) { 14991 final int childCount = pkg.childPackages.size(); 14992 for (int i = 0; i < childCount; i++) { 14993 PackageParser.Package childPkg = pkg.childPackages.get(i); 14994 PackageInstalledInfo childRes = new PackageInstalledInfo(); 14995 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14996 childRes.pkg = childPkg; 14997 childRes.name = childPkg.packageName; 14998 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 14999 if (childPs != null) { 15000 childRes.origUsers = childPs.queryInstalledUsers( 15001 sUserManager.getUserIds(), true); 15002 } 15003 if ((mPackages.containsKey(childPkg.packageName))) { 15004 childRes.removedInfo = new PackageRemovedInfo(); 15005 childRes.removedInfo.removedPackage = childPkg.packageName; 15006 } 15007 if (res.addedChildPackages == null) { 15008 res.addedChildPackages = new ArrayMap<>(); 15009 } 15010 res.addedChildPackages.put(childPkg.packageName, childRes); 15011 } 15012 } 15013 } 15014 15015 // If package doesn't declare API override, mark that we have an install 15016 // time CPU ABI override. 15017 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 15018 pkg.cpuAbiOverride = args.abiOverride; 15019 } 15020 15021 String pkgName = res.name = pkg.packageName; 15022 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 15023 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 15024 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 15025 return; 15026 } 15027 } 15028 15029 try { 15030 // either use what we've been given or parse directly from the APK 15031 if (args.certificates != null) { 15032 try { 15033 PackageParser.populateCertificates(pkg, args.certificates); 15034 } catch (PackageParserException e) { 15035 // there was something wrong with the certificates we were given; 15036 // try to pull them from the APK 15037 PackageParser.collectCertificates(pkg, parseFlags); 15038 } 15039 } else { 15040 PackageParser.collectCertificates(pkg, parseFlags); 15041 } 15042 } catch (PackageParserException e) { 15043 res.setError("Failed collect during installPackageLI", e); 15044 return; 15045 } 15046 15047 // Get rid of all references to package scan path via parser. 15048 pp = null; 15049 String oldCodePath = null; 15050 boolean systemApp = false; 15051 synchronized (mPackages) { 15052 // Check if installing already existing package 15053 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15054 String oldName = mSettings.mRenamedPackages.get(pkgName); 15055 if (pkg.mOriginalPackages != null 15056 && pkg.mOriginalPackages.contains(oldName) 15057 && mPackages.containsKey(oldName)) { 15058 // This package is derived from an original package, 15059 // and this device has been updating from that original 15060 // name. We must continue using the original name, so 15061 // rename the new package here. 15062 pkg.setPackageName(oldName); 15063 pkgName = pkg.packageName; 15064 replace = true; 15065 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 15066 + oldName + " pkgName=" + pkgName); 15067 } else if (mPackages.containsKey(pkgName)) { 15068 // This package, under its official name, already exists 15069 // on the device; we should replace it. 15070 replace = true; 15071 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 15072 } 15073 15074 // Child packages are installed through the parent package 15075 if (pkg.parentPackage != null) { 15076 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15077 "Package " + pkg.packageName + " is child of package " 15078 + pkg.parentPackage.parentPackage + ". Child packages " 15079 + "can be updated only through the parent package."); 15080 return; 15081 } 15082 15083 if (replace) { 15084 // Prevent apps opting out from runtime permissions 15085 PackageParser.Package oldPackage = mPackages.get(pkgName); 15086 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 15087 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 15088 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 15089 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 15090 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 15091 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 15092 + " doesn't support runtime permissions but the old" 15093 + " target SDK " + oldTargetSdk + " does."); 15094 return; 15095 } 15096 15097 // Prevent installing of child packages 15098 if (oldPackage.parentPackage != null) { 15099 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15100 "Package " + pkg.packageName + " is child of package " 15101 + oldPackage.parentPackage + ". Child packages " 15102 + "can be updated only through the parent package."); 15103 return; 15104 } 15105 } 15106 } 15107 15108 PackageSetting ps = mSettings.mPackages.get(pkgName); 15109 if (ps != null) { 15110 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 15111 15112 // Quick sanity check that we're signed correctly if updating; 15113 // we'll check this again later when scanning, but we want to 15114 // bail early here before tripping over redefined permissions. 15115 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15116 if (!checkUpgradeKeySetLP(ps, pkg)) { 15117 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 15118 + pkg.packageName + " upgrade keys do not match the " 15119 + "previously installed version"); 15120 return; 15121 } 15122 } else { 15123 try { 15124 verifySignaturesLP(ps, pkg); 15125 } catch (PackageManagerException e) { 15126 res.setError(e.error, e.getMessage()); 15127 return; 15128 } 15129 } 15130 15131 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 15132 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 15133 systemApp = (ps.pkg.applicationInfo.flags & 15134 ApplicationInfo.FLAG_SYSTEM) != 0; 15135 } 15136 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15137 } 15138 15139 // Check whether the newly-scanned package wants to define an already-defined perm 15140 int N = pkg.permissions.size(); 15141 for (int i = N-1; i >= 0; i--) { 15142 PackageParser.Permission perm = pkg.permissions.get(i); 15143 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 15144 if (bp != null) { 15145 // If the defining package is signed with our cert, it's okay. This 15146 // also includes the "updating the same package" case, of course. 15147 // "updating same package" could also involve key-rotation. 15148 final boolean sigsOk; 15149 if (bp.sourcePackage.equals(pkg.packageName) 15150 && (bp.packageSetting instanceof PackageSetting) 15151 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 15152 scanFlags))) { 15153 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 15154 } else { 15155 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 15156 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 15157 } 15158 if (!sigsOk) { 15159 // If the owning package is the system itself, we log but allow 15160 // install to proceed; we fail the install on all other permission 15161 // redefinitions. 15162 if (!bp.sourcePackage.equals("android")) { 15163 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 15164 + pkg.packageName + " attempting to redeclare permission " 15165 + perm.info.name + " already owned by " + bp.sourcePackage); 15166 res.origPermission = perm.info.name; 15167 res.origPackage = bp.sourcePackage; 15168 return; 15169 } else { 15170 Slog.w(TAG, "Package " + pkg.packageName 15171 + " attempting to redeclare system permission " 15172 + perm.info.name + "; ignoring new declaration"); 15173 pkg.permissions.remove(i); 15174 } 15175 } 15176 } 15177 } 15178 } 15179 15180 if (systemApp) { 15181 if (onExternal) { 15182 // Abort update; system app can't be replaced with app on sdcard 15183 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 15184 "Cannot install updates to system apps on sdcard"); 15185 return; 15186 } else if (ephemeral) { 15187 // Abort update; system app can't be replaced with an ephemeral app 15188 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 15189 "Cannot update a system app with an ephemeral app"); 15190 return; 15191 } 15192 } 15193 15194 if (args.move != null) { 15195 // We did an in-place move, so dex is ready to roll 15196 scanFlags |= SCAN_NO_DEX; 15197 scanFlags |= SCAN_MOVE; 15198 15199 synchronized (mPackages) { 15200 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15201 if (ps == null) { 15202 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 15203 "Missing settings for moved package " + pkgName); 15204 } 15205 15206 // We moved the entire application as-is, so bring over the 15207 // previously derived ABI information. 15208 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 15209 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 15210 } 15211 15212 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 15213 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 15214 scanFlags |= SCAN_NO_DEX; 15215 15216 try { 15217 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 15218 args.abiOverride : pkg.cpuAbiOverride); 15219 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 15220 true /* extract libs */); 15221 } catch (PackageManagerException pme) { 15222 Slog.e(TAG, "Error deriving application ABI", pme); 15223 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 15224 return; 15225 } 15226 15227 // Shared libraries for the package need to be updated. 15228 synchronized (mPackages) { 15229 try { 15230 updateSharedLibrariesLPw(pkg, null); 15231 } catch (PackageManagerException e) { 15232 Slog.e(TAG, "updateSharedLibrariesLPw failed: " + e.getMessage()); 15233 } 15234 } 15235 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 15236 // Do not run PackageDexOptimizer through the local performDexOpt 15237 // method because `pkg` may not be in `mPackages` yet. 15238 // 15239 // Also, don't fail application installs if the dexopt step fails. 15240 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 15241 null /* instructionSets */, false /* checkProfiles */, 15242 getCompilerFilterForReason(REASON_INSTALL), 15243 getOrCreateCompilerPackageStats(pkg), 15244 mDexManager.isUsedByOtherApps(pkg.packageName)); 15245 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15246 15247 // Notify BackgroundDexOptService that the package has been changed. 15248 // If this is an update of a package which used to fail to compile, 15249 // BDOS will remove it from its blacklist. 15250 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 15251 } 15252 15253 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 15254 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 15255 return; 15256 } 15257 15258 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 15259 15260 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 15261 "installPackageLI")) { 15262 if (replace) { 15263 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 15264 installerPackageName, res); 15265 } else { 15266 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 15267 args.user, installerPackageName, volumeUuid, res); 15268 } 15269 } 15270 synchronized (mPackages) { 15271 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15272 if (ps != null) { 15273 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15274 } 15275 15276 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15277 for (int i = 0; i < childCount; i++) { 15278 PackageParser.Package childPkg = pkg.childPackages.get(i); 15279 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15280 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 15281 if (childPs != null) { 15282 childRes.newUsers = childPs.queryInstalledUsers( 15283 sUserManager.getUserIds(), true); 15284 } 15285 } 15286 } 15287 } 15288 15289 private void startIntentFilterVerifications(int userId, boolean replacing, 15290 PackageParser.Package pkg) { 15291 if (mIntentFilterVerifierComponent == null) { 15292 Slog.w(TAG, "No IntentFilter verification will not be done as " 15293 + "there is no IntentFilterVerifier available!"); 15294 return; 15295 } 15296 15297 final int verifierUid = getPackageUid( 15298 mIntentFilterVerifierComponent.getPackageName(), 15299 MATCH_DEBUG_TRIAGED_MISSING, 15300 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 15301 15302 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15303 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 15304 mHandler.sendMessage(msg); 15305 15306 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15307 for (int i = 0; i < childCount; i++) { 15308 PackageParser.Package childPkg = pkg.childPackages.get(i); 15309 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15310 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 15311 mHandler.sendMessage(msg); 15312 } 15313 } 15314 15315 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 15316 PackageParser.Package pkg) { 15317 int size = pkg.activities.size(); 15318 if (size == 0) { 15319 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15320 "No activity, so no need to verify any IntentFilter!"); 15321 return; 15322 } 15323 15324 final boolean hasDomainURLs = hasDomainURLs(pkg); 15325 if (!hasDomainURLs) { 15326 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15327 "No domain URLs, so no need to verify any IntentFilter!"); 15328 return; 15329 } 15330 15331 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 15332 + " if any IntentFilter from the " + size 15333 + " Activities needs verification ..."); 15334 15335 int count = 0; 15336 final String packageName = pkg.packageName; 15337 15338 synchronized (mPackages) { 15339 // If this is a new install and we see that we've already run verification for this 15340 // package, we have nothing to do: it means the state was restored from backup. 15341 if (!replacing) { 15342 IntentFilterVerificationInfo ivi = 15343 mSettings.getIntentFilterVerificationLPr(packageName); 15344 if (ivi != null) { 15345 if (DEBUG_DOMAIN_VERIFICATION) { 15346 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 15347 + ivi.getStatusString()); 15348 } 15349 return; 15350 } 15351 } 15352 15353 // If any filters need to be verified, then all need to be. 15354 boolean needToVerify = false; 15355 for (PackageParser.Activity a : pkg.activities) { 15356 for (ActivityIntentInfo filter : a.intents) { 15357 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 15358 if (DEBUG_DOMAIN_VERIFICATION) { 15359 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 15360 } 15361 needToVerify = true; 15362 break; 15363 } 15364 } 15365 } 15366 15367 if (needToVerify) { 15368 final int verificationId = mIntentFilterVerificationToken++; 15369 for (PackageParser.Activity a : pkg.activities) { 15370 for (ActivityIntentInfo filter : a.intents) { 15371 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 15372 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15373 "Verification needed for IntentFilter:" + filter.toString()); 15374 mIntentFilterVerifier.addOneIntentFilterVerification( 15375 verifierUid, userId, verificationId, filter, packageName); 15376 count++; 15377 } 15378 } 15379 } 15380 } 15381 } 15382 15383 if (count > 0) { 15384 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 15385 + " IntentFilter verification" + (count > 1 ? "s" : "") 15386 + " for userId:" + userId); 15387 mIntentFilterVerifier.startVerifications(userId); 15388 } else { 15389 if (DEBUG_DOMAIN_VERIFICATION) { 15390 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 15391 } 15392 } 15393 } 15394 15395 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 15396 final ComponentName cn = filter.activity.getComponentName(); 15397 final String packageName = cn.getPackageName(); 15398 15399 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 15400 packageName); 15401 if (ivi == null) { 15402 return true; 15403 } 15404 int status = ivi.getStatus(); 15405 switch (status) { 15406 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 15407 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 15408 return true; 15409 15410 default: 15411 // Nothing to do 15412 return false; 15413 } 15414 } 15415 15416 private static boolean isMultiArch(ApplicationInfo info) { 15417 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 15418 } 15419 15420 private static boolean isExternal(PackageParser.Package pkg) { 15421 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15422 } 15423 15424 private static boolean isExternal(PackageSetting ps) { 15425 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15426 } 15427 15428 private static boolean isEphemeral(PackageParser.Package pkg) { 15429 return pkg.applicationInfo.isEphemeralApp(); 15430 } 15431 15432 private static boolean isEphemeral(PackageSetting ps) { 15433 return ps.pkg != null && isEphemeral(ps.pkg); 15434 } 15435 15436 private static boolean isSystemApp(PackageParser.Package pkg) { 15437 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 15438 } 15439 15440 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 15441 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15442 } 15443 15444 private static boolean hasDomainURLs(PackageParser.Package pkg) { 15445 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 15446 } 15447 15448 private static boolean isSystemApp(PackageSetting ps) { 15449 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 15450 } 15451 15452 private static boolean isUpdatedSystemApp(PackageSetting ps) { 15453 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 15454 } 15455 15456 private int packageFlagsToInstallFlags(PackageSetting ps) { 15457 int installFlags = 0; 15458 if (isEphemeral(ps)) { 15459 installFlags |= PackageManager.INSTALL_EPHEMERAL; 15460 } 15461 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 15462 // This existing package was an external ASEC install when we have 15463 // the external flag without a UUID 15464 installFlags |= PackageManager.INSTALL_EXTERNAL; 15465 } 15466 if (ps.isForwardLocked()) { 15467 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 15468 } 15469 return installFlags; 15470 } 15471 15472 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 15473 if (isExternal(pkg)) { 15474 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15475 return StorageManager.UUID_PRIMARY_PHYSICAL; 15476 } else { 15477 return pkg.volumeUuid; 15478 } 15479 } else { 15480 return StorageManager.UUID_PRIVATE_INTERNAL; 15481 } 15482 } 15483 15484 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 15485 if (isExternal(pkg)) { 15486 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15487 return mSettings.getExternalVersion(); 15488 } else { 15489 return mSettings.findOrCreateVersion(pkg.volumeUuid); 15490 } 15491 } else { 15492 return mSettings.getInternalVersion(); 15493 } 15494 } 15495 15496 private void deleteTempPackageFiles() { 15497 final FilenameFilter filter = new FilenameFilter() { 15498 public boolean accept(File dir, String name) { 15499 return name.startsWith("vmdl") && name.endsWith(".tmp"); 15500 } 15501 }; 15502 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 15503 file.delete(); 15504 } 15505 } 15506 15507 @Override 15508 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 15509 int flags) { 15510 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 15511 flags); 15512 } 15513 15514 @Override 15515 public void deletePackage(final String packageName, 15516 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 15517 mContext.enforceCallingOrSelfPermission( 15518 android.Manifest.permission.DELETE_PACKAGES, null); 15519 Preconditions.checkNotNull(packageName); 15520 Preconditions.checkNotNull(observer); 15521 final int uid = Binder.getCallingUid(); 15522 if (!isOrphaned(packageName) 15523 && !isCallerAllowedToSilentlyUninstall(uid, packageName)) { 15524 try { 15525 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 15526 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 15527 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 15528 observer.onUserActionRequired(intent); 15529 } catch (RemoteException re) { 15530 } 15531 return; 15532 } 15533 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 15534 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 15535 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 15536 mContext.enforceCallingOrSelfPermission( 15537 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 15538 "deletePackage for user " + userId); 15539 } 15540 15541 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 15542 try { 15543 observer.onPackageDeleted(packageName, 15544 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 15545 } catch (RemoteException re) { 15546 } 15547 return; 15548 } 15549 15550 if (!deleteAllUsers && getBlockUninstallForUser(packageName, userId)) { 15551 try { 15552 observer.onPackageDeleted(packageName, 15553 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 15554 } catch (RemoteException re) { 15555 } 15556 return; 15557 } 15558 15559 if (DEBUG_REMOVE) { 15560 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId 15561 + " deleteAllUsers: " + deleteAllUsers ); 15562 } 15563 // Queue up an async operation since the package deletion may take a little while. 15564 mHandler.post(new Runnable() { 15565 public void run() { 15566 mHandler.removeCallbacks(this); 15567 int returnCode; 15568 if (!deleteAllUsers) { 15569 returnCode = deletePackageX(packageName, userId, deleteFlags); 15570 } else { 15571 int[] blockUninstallUserIds = getBlockUninstallForUsers(packageName, users); 15572 // If nobody is blocking uninstall, proceed with delete for all users 15573 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 15574 returnCode = deletePackageX(packageName, userId, deleteFlags); 15575 } else { 15576 // Otherwise uninstall individually for users with blockUninstalls=false 15577 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 15578 for (int userId : users) { 15579 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 15580 returnCode = deletePackageX(packageName, userId, userFlags); 15581 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 15582 Slog.w(TAG, "Package delete failed for user " + userId 15583 + ", returnCode " + returnCode); 15584 } 15585 } 15586 } 15587 // The app has only been marked uninstalled for certain users. 15588 // We still need to report that delete was blocked 15589 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 15590 } 15591 } 15592 try { 15593 observer.onPackageDeleted(packageName, returnCode, null); 15594 } catch (RemoteException e) { 15595 Log.i(TAG, "Observer no longer exists."); 15596 } //end catch 15597 } //end run 15598 }); 15599 } 15600 15601 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 15602 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 15603 || callingUid == Process.SYSTEM_UID) { 15604 return true; 15605 } 15606 final int callingUserId = UserHandle.getUserId(callingUid); 15607 // If the caller installed the pkgName, then allow it to silently uninstall. 15608 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 15609 return true; 15610 } 15611 15612 // Allow package verifier to silently uninstall. 15613 if (mRequiredVerifierPackage != null && 15614 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 15615 return true; 15616 } 15617 15618 // Allow package uninstaller to silently uninstall. 15619 if (mRequiredUninstallerPackage != null && 15620 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 15621 return true; 15622 } 15623 15624 // Allow storage manager to silently uninstall. 15625 if (mStorageManagerPackage != null && 15626 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 15627 return true; 15628 } 15629 return false; 15630 } 15631 15632 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 15633 int[] result = EMPTY_INT_ARRAY; 15634 for (int userId : userIds) { 15635 if (getBlockUninstallForUser(packageName, userId)) { 15636 result = ArrayUtils.appendInt(result, userId); 15637 } 15638 } 15639 return result; 15640 } 15641 15642 @Override 15643 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 15644 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 15645 } 15646 15647 private boolean isPackageDeviceAdmin(String packageName, int userId) { 15648 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 15649 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 15650 try { 15651 if (dpm != null) { 15652 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 15653 /* callingUserOnly =*/ false); 15654 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 15655 : deviceOwnerComponentName.getPackageName(); 15656 // Does the package contains the device owner? 15657 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 15658 // this check is probably not needed, since DO should be registered as a device 15659 // admin on some user too. (Original bug for this: b/17657954) 15660 if (packageName.equals(deviceOwnerPackageName)) { 15661 return true; 15662 } 15663 // Does it contain a device admin for any user? 15664 int[] users; 15665 if (userId == UserHandle.USER_ALL) { 15666 users = sUserManager.getUserIds(); 15667 } else { 15668 users = new int[]{userId}; 15669 } 15670 for (int i = 0; i < users.length; ++i) { 15671 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 15672 return true; 15673 } 15674 } 15675 } 15676 } catch (RemoteException e) { 15677 } 15678 return false; 15679 } 15680 15681 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 15682 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 15683 } 15684 15685 /** 15686 * This method is an internal method that could be get invoked either 15687 * to delete an installed package or to clean up a failed installation. 15688 * After deleting an installed package, a broadcast is sent to notify any 15689 * listeners that the package has been removed. For cleaning up a failed 15690 * installation, the broadcast is not necessary since the package's 15691 * installation wouldn't have sent the initial broadcast either 15692 * The key steps in deleting a package are 15693 * deleting the package information in internal structures like mPackages, 15694 * deleting the packages base directories through installd 15695 * updating mSettings to reflect current status 15696 * persisting settings for later use 15697 * sending a broadcast if necessary 15698 */ 15699 private int deletePackageX(String packageName, int userId, int deleteFlags) { 15700 final PackageRemovedInfo info = new PackageRemovedInfo(); 15701 final boolean res; 15702 15703 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 15704 ? UserHandle.USER_ALL : userId; 15705 15706 if (isPackageDeviceAdmin(packageName, removeUser)) { 15707 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 15708 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 15709 } 15710 15711 PackageSetting uninstalledPs = null; 15712 15713 // for the uninstall-updates case and restricted profiles, remember the per- 15714 // user handle installed state 15715 int[] allUsers; 15716 synchronized (mPackages) { 15717 uninstalledPs = mSettings.mPackages.get(packageName); 15718 if (uninstalledPs == null) { 15719 Slog.w(TAG, "Not removing non-existent package " + packageName); 15720 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15721 } 15722 allUsers = sUserManager.getUserIds(); 15723 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 15724 } 15725 15726 final int freezeUser; 15727 if (isUpdatedSystemApp(uninstalledPs) 15728 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 15729 // We're downgrading a system app, which will apply to all users, so 15730 // freeze them all during the downgrade 15731 freezeUser = UserHandle.USER_ALL; 15732 } else { 15733 freezeUser = removeUser; 15734 } 15735 15736 synchronized (mInstallLock) { 15737 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 15738 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 15739 deleteFlags, "deletePackageX")) { 15740 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 15741 deleteFlags | REMOVE_CHATTY, info, true, null); 15742 } 15743 synchronized (mPackages) { 15744 if (res) { 15745 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 15746 } 15747 } 15748 } 15749 15750 if (res) { 15751 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 15752 info.sendPackageRemovedBroadcasts(killApp); 15753 info.sendSystemPackageUpdatedBroadcasts(); 15754 info.sendSystemPackageAppearedBroadcasts(); 15755 } 15756 // Force a gc here. 15757 Runtime.getRuntime().gc(); 15758 // Delete the resources here after sending the broadcast to let 15759 // other processes clean up before deleting resources. 15760 if (info.args != null) { 15761 synchronized (mInstallLock) { 15762 info.args.doPostDeleteLI(true); 15763 } 15764 } 15765 15766 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15767 } 15768 15769 class PackageRemovedInfo { 15770 String removedPackage; 15771 int uid = -1; 15772 int removedAppId = -1; 15773 int[] origUsers; 15774 int[] removedUsers = null; 15775 boolean isRemovedPackageSystemUpdate = false; 15776 boolean isUpdate; 15777 boolean dataRemoved; 15778 boolean removedForAllUsers; 15779 // Clean up resources deleted packages. 15780 InstallArgs args = null; 15781 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 15782 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 15783 15784 void sendPackageRemovedBroadcasts(boolean killApp) { 15785 sendPackageRemovedBroadcastInternal(killApp); 15786 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 15787 for (int i = 0; i < childCount; i++) { 15788 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15789 childInfo.sendPackageRemovedBroadcastInternal(killApp); 15790 } 15791 } 15792 15793 void sendSystemPackageUpdatedBroadcasts() { 15794 if (isRemovedPackageSystemUpdate) { 15795 sendSystemPackageUpdatedBroadcastsInternal(); 15796 final int childCount = (removedChildPackages != null) 15797 ? removedChildPackages.size() : 0; 15798 for (int i = 0; i < childCount; i++) { 15799 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15800 if (childInfo.isRemovedPackageSystemUpdate) { 15801 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 15802 } 15803 } 15804 } 15805 } 15806 15807 void sendSystemPackageAppearedBroadcasts() { 15808 final int packageCount = (appearedChildPackages != null) 15809 ? appearedChildPackages.size() : 0; 15810 for (int i = 0; i < packageCount; i++) { 15811 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 15812 for (int userId : installedInfo.newUsers) { 15813 sendPackageAddedForUser(installedInfo.name, true, 15814 UserHandle.getAppId(installedInfo.uid), userId); 15815 } 15816 } 15817 } 15818 15819 private void sendSystemPackageUpdatedBroadcastsInternal() { 15820 Bundle extras = new Bundle(2); 15821 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15822 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15823 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 15824 extras, 0, null, null, null); 15825 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 15826 extras, 0, null, null, null); 15827 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 15828 null, 0, removedPackage, null, null); 15829 } 15830 15831 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 15832 Bundle extras = new Bundle(2); 15833 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15834 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 15835 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 15836 if (isUpdate || isRemovedPackageSystemUpdate) { 15837 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15838 } 15839 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 15840 if (removedPackage != null) { 15841 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 15842 extras, 0, null, null, removedUsers); 15843 if (dataRemoved && !isRemovedPackageSystemUpdate) { 15844 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 15845 removedPackage, extras, 0, null, null, removedUsers); 15846 } 15847 } 15848 if (removedAppId >= 0) { 15849 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 15850 removedUsers); 15851 } 15852 } 15853 } 15854 15855 /* 15856 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 15857 * flag is not set, the data directory is removed as well. 15858 * make sure this flag is set for partially installed apps. If not its meaningless to 15859 * delete a partially installed application. 15860 */ 15861 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 15862 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 15863 String packageName = ps.name; 15864 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 15865 // Retrieve object to delete permissions for shared user later on 15866 final PackageParser.Package deletedPkg; 15867 final PackageSetting deletedPs; 15868 // reader 15869 synchronized (mPackages) { 15870 deletedPkg = mPackages.get(packageName); 15871 deletedPs = mSettings.mPackages.get(packageName); 15872 if (outInfo != null) { 15873 outInfo.removedPackage = packageName; 15874 outInfo.removedUsers = deletedPs != null 15875 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 15876 : null; 15877 } 15878 } 15879 15880 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 15881 15882 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 15883 final PackageParser.Package resolvedPkg; 15884 if (deletedPkg != null) { 15885 resolvedPkg = deletedPkg; 15886 } else { 15887 // We don't have a parsed package when it lives on an ejected 15888 // adopted storage device, so fake something together 15889 resolvedPkg = new PackageParser.Package(ps.name); 15890 resolvedPkg.setVolumeUuid(ps.volumeUuid); 15891 } 15892 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 15893 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 15894 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 15895 if (outInfo != null) { 15896 outInfo.dataRemoved = true; 15897 } 15898 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 15899 } 15900 15901 // writer 15902 synchronized (mPackages) { 15903 if (deletedPs != null) { 15904 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 15905 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 15906 clearDefaultBrowserIfNeeded(packageName); 15907 if (outInfo != null) { 15908 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 15909 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 15910 } 15911 updatePermissionsLPw(deletedPs.name, null, 0); 15912 if (deletedPs.sharedUser != null) { 15913 // Remove permissions associated with package. Since runtime 15914 // permissions are per user we have to kill the removed package 15915 // or packages running under the shared user of the removed 15916 // package if revoking the permissions requested only by the removed 15917 // package is successful and this causes a change in gids. 15918 for (int userId : UserManagerService.getInstance().getUserIds()) { 15919 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 15920 userId); 15921 if (userIdToKill == UserHandle.USER_ALL 15922 || userIdToKill >= UserHandle.USER_SYSTEM) { 15923 // If gids changed for this user, kill all affected packages. 15924 mHandler.post(new Runnable() { 15925 @Override 15926 public void run() { 15927 // This has to happen with no lock held. 15928 killApplication(deletedPs.name, deletedPs.appId, 15929 KILL_APP_REASON_GIDS_CHANGED); 15930 } 15931 }); 15932 break; 15933 } 15934 } 15935 } 15936 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 15937 } 15938 // make sure to preserve per-user disabled state if this removal was just 15939 // a downgrade of a system app to the factory package 15940 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 15941 if (DEBUG_REMOVE) { 15942 Slog.d(TAG, "Propagating install state across downgrade"); 15943 } 15944 for (int userId : allUserHandles) { 15945 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 15946 if (DEBUG_REMOVE) { 15947 Slog.d(TAG, " user " + userId + " => " + installed); 15948 } 15949 ps.setInstalled(installed, userId); 15950 } 15951 } 15952 } 15953 // can downgrade to reader 15954 if (writeSettings) { 15955 // Save settings now 15956 mSettings.writeLPr(); 15957 } 15958 } 15959 if (outInfo != null) { 15960 // A user ID was deleted here. Go through all users and remove it 15961 // from KeyStore. 15962 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 15963 } 15964 } 15965 15966 static boolean locationIsPrivileged(File path) { 15967 try { 15968 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 15969 .getCanonicalPath(); 15970 return path.getCanonicalPath().startsWith(privilegedAppDir); 15971 } catch (IOException e) { 15972 Slog.e(TAG, "Unable to access code path " + path); 15973 } 15974 return false; 15975 } 15976 15977 /* 15978 * Tries to delete system package. 15979 */ 15980 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 15981 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 15982 boolean writeSettings) { 15983 if (deletedPs.parentPackageName != null) { 15984 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 15985 return false; 15986 } 15987 15988 final boolean applyUserRestrictions 15989 = (allUserHandles != null) && (outInfo.origUsers != null); 15990 final PackageSetting disabledPs; 15991 // Confirm if the system package has been updated 15992 // An updated system app can be deleted. This will also have to restore 15993 // the system pkg from system partition 15994 // reader 15995 synchronized (mPackages) { 15996 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 15997 } 15998 15999 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 16000 + " disabledPs=" + disabledPs); 16001 16002 if (disabledPs == null) { 16003 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 16004 return false; 16005 } else if (DEBUG_REMOVE) { 16006 Slog.d(TAG, "Deleting system pkg from data partition"); 16007 } 16008 16009 if (DEBUG_REMOVE) { 16010 if (applyUserRestrictions) { 16011 Slog.d(TAG, "Remembering install states:"); 16012 for (int userId : allUserHandles) { 16013 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 16014 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 16015 } 16016 } 16017 } 16018 16019 // Delete the updated package 16020 outInfo.isRemovedPackageSystemUpdate = true; 16021 if (outInfo.removedChildPackages != null) { 16022 final int childCount = (deletedPs.childPackageNames != null) 16023 ? deletedPs.childPackageNames.size() : 0; 16024 for (int i = 0; i < childCount; i++) { 16025 String childPackageName = deletedPs.childPackageNames.get(i); 16026 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 16027 .contains(childPackageName)) { 16028 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 16029 childPackageName); 16030 if (childInfo != null) { 16031 childInfo.isRemovedPackageSystemUpdate = true; 16032 } 16033 } 16034 } 16035 } 16036 16037 if (disabledPs.versionCode < deletedPs.versionCode) { 16038 // Delete data for downgrades 16039 flags &= ~PackageManager.DELETE_KEEP_DATA; 16040 } else { 16041 // Preserve data by setting flag 16042 flags |= PackageManager.DELETE_KEEP_DATA; 16043 } 16044 16045 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 16046 outInfo, writeSettings, disabledPs.pkg); 16047 if (!ret) { 16048 return false; 16049 } 16050 16051 // writer 16052 synchronized (mPackages) { 16053 // Reinstate the old system package 16054 enableSystemPackageLPw(disabledPs.pkg); 16055 // Remove any native libraries from the upgraded package. 16056 removeNativeBinariesLI(deletedPs); 16057 } 16058 16059 // Install the system package 16060 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 16061 int parseFlags = mDefParseFlags 16062 | PackageParser.PARSE_MUST_BE_APK 16063 | PackageParser.PARSE_IS_SYSTEM 16064 | PackageParser.PARSE_IS_SYSTEM_DIR; 16065 if (locationIsPrivileged(disabledPs.codePath)) { 16066 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 16067 } 16068 16069 final PackageParser.Package newPkg; 16070 try { 16071 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 16072 } catch (PackageManagerException e) { 16073 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 16074 + e.getMessage()); 16075 return false; 16076 } 16077 try { 16078 // update shared libraries for the newly re-installed system package 16079 updateSharedLibrariesLPw(newPkg, null); 16080 } catch (PackageManagerException e) { 16081 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16082 } 16083 16084 prepareAppDataAfterInstallLIF(newPkg); 16085 16086 // writer 16087 synchronized (mPackages) { 16088 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 16089 16090 // Propagate the permissions state as we do not want to drop on the floor 16091 // runtime permissions. The update permissions method below will take 16092 // care of removing obsolete permissions and grant install permissions. 16093 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 16094 updatePermissionsLPw(newPkg.packageName, newPkg, 16095 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 16096 16097 if (applyUserRestrictions) { 16098 if (DEBUG_REMOVE) { 16099 Slog.d(TAG, "Propagating install state across reinstall"); 16100 } 16101 for (int userId : allUserHandles) { 16102 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 16103 if (DEBUG_REMOVE) { 16104 Slog.d(TAG, " user " + userId + " => " + installed); 16105 } 16106 ps.setInstalled(installed, userId); 16107 16108 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 16109 } 16110 // Regardless of writeSettings we need to ensure that this restriction 16111 // state propagation is persisted 16112 mSettings.writeAllUsersPackageRestrictionsLPr(); 16113 } 16114 // can downgrade to reader here 16115 if (writeSettings) { 16116 mSettings.writeLPr(); 16117 } 16118 } 16119 return true; 16120 } 16121 16122 private boolean deleteInstalledPackageLIF(PackageSetting ps, 16123 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 16124 PackageRemovedInfo outInfo, boolean writeSettings, 16125 PackageParser.Package replacingPackage) { 16126 synchronized (mPackages) { 16127 if (outInfo != null) { 16128 outInfo.uid = ps.appId; 16129 } 16130 16131 if (outInfo != null && outInfo.removedChildPackages != null) { 16132 final int childCount = (ps.childPackageNames != null) 16133 ? ps.childPackageNames.size() : 0; 16134 for (int i = 0; i < childCount; i++) { 16135 String childPackageName = ps.childPackageNames.get(i); 16136 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 16137 if (childPs == null) { 16138 return false; 16139 } 16140 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 16141 childPackageName); 16142 if (childInfo != null) { 16143 childInfo.uid = childPs.appId; 16144 } 16145 } 16146 } 16147 } 16148 16149 // Delete package data from internal structures and also remove data if flag is set 16150 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 16151 16152 // Delete the child packages data 16153 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16154 for (int i = 0; i < childCount; i++) { 16155 PackageSetting childPs; 16156 synchronized (mPackages) { 16157 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 16158 } 16159 if (childPs != null) { 16160 PackageRemovedInfo childOutInfo = (outInfo != null 16161 && outInfo.removedChildPackages != null) 16162 ? outInfo.removedChildPackages.get(childPs.name) : null; 16163 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 16164 && (replacingPackage != null 16165 && !replacingPackage.hasChildPackage(childPs.name)) 16166 ? flags & ~DELETE_KEEP_DATA : flags; 16167 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 16168 deleteFlags, writeSettings); 16169 } 16170 } 16171 16172 // Delete application code and resources only for parent packages 16173 if (ps.parentPackageName == null) { 16174 if (deleteCodeAndResources && (outInfo != null)) { 16175 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 16176 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 16177 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 16178 } 16179 } 16180 16181 return true; 16182 } 16183 16184 @Override 16185 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 16186 int userId) { 16187 mContext.enforceCallingOrSelfPermission( 16188 android.Manifest.permission.DELETE_PACKAGES, null); 16189 synchronized (mPackages) { 16190 PackageSetting ps = mSettings.mPackages.get(packageName); 16191 if (ps == null) { 16192 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 16193 return false; 16194 } 16195 if (!ps.getInstalled(userId)) { 16196 // Can't block uninstall for an app that is not installed or enabled. 16197 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 16198 return false; 16199 } 16200 ps.setBlockUninstall(blockUninstall, userId); 16201 mSettings.writePackageRestrictionsLPr(userId); 16202 } 16203 return true; 16204 } 16205 16206 @Override 16207 public boolean getBlockUninstallForUser(String packageName, int userId) { 16208 synchronized (mPackages) { 16209 PackageSetting ps = mSettings.mPackages.get(packageName); 16210 if (ps == null) { 16211 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 16212 return false; 16213 } 16214 return ps.getBlockUninstall(userId); 16215 } 16216 } 16217 16218 @Override 16219 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 16220 int callingUid = Binder.getCallingUid(); 16221 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 16222 throw new SecurityException( 16223 "setRequiredForSystemUser can only be run by the system or root"); 16224 } 16225 synchronized (mPackages) { 16226 PackageSetting ps = mSettings.mPackages.get(packageName); 16227 if (ps == null) { 16228 Log.w(TAG, "Package doesn't exist: " + packageName); 16229 return false; 16230 } 16231 if (systemUserApp) { 16232 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16233 } else { 16234 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16235 } 16236 mSettings.writeLPr(); 16237 } 16238 return true; 16239 } 16240 16241 /* 16242 * This method handles package deletion in general 16243 */ 16244 private boolean deletePackageLIF(String packageName, UserHandle user, 16245 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 16246 PackageRemovedInfo outInfo, boolean writeSettings, 16247 PackageParser.Package replacingPackage) { 16248 if (packageName == null) { 16249 Slog.w(TAG, "Attempt to delete null packageName."); 16250 return false; 16251 } 16252 16253 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 16254 16255 PackageSetting ps; 16256 16257 synchronized (mPackages) { 16258 ps = mSettings.mPackages.get(packageName); 16259 if (ps == null) { 16260 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16261 return false; 16262 } 16263 16264 if (ps.parentPackageName != null && (!isSystemApp(ps) 16265 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 16266 if (DEBUG_REMOVE) { 16267 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 16268 + ((user == null) ? UserHandle.USER_ALL : user)); 16269 } 16270 final int removedUserId = (user != null) ? user.getIdentifier() 16271 : UserHandle.USER_ALL; 16272 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 16273 return false; 16274 } 16275 markPackageUninstalledForUserLPw(ps, user); 16276 scheduleWritePackageRestrictionsLocked(user); 16277 return true; 16278 } 16279 } 16280 16281 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 16282 && user.getIdentifier() != UserHandle.USER_ALL)) { 16283 // The caller is asking that the package only be deleted for a single 16284 // user. To do this, we just mark its uninstalled state and delete 16285 // its data. If this is a system app, we only allow this to happen if 16286 // they have set the special DELETE_SYSTEM_APP which requests different 16287 // semantics than normal for uninstalling system apps. 16288 markPackageUninstalledForUserLPw(ps, user); 16289 16290 if (!isSystemApp(ps)) { 16291 // Do not uninstall the APK if an app should be cached 16292 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 16293 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 16294 // Other user still have this package installed, so all 16295 // we need to do is clear this user's data and save that 16296 // it is uninstalled. 16297 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 16298 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16299 return false; 16300 } 16301 scheduleWritePackageRestrictionsLocked(user); 16302 return true; 16303 } else { 16304 // We need to set it back to 'installed' so the uninstall 16305 // broadcasts will be sent correctly. 16306 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 16307 ps.setInstalled(true, user.getIdentifier()); 16308 } 16309 } else { 16310 // This is a system app, so we assume that the 16311 // other users still have this package installed, so all 16312 // we need to do is clear this user's data and save that 16313 // it is uninstalled. 16314 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 16315 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16316 return false; 16317 } 16318 scheduleWritePackageRestrictionsLocked(user); 16319 return true; 16320 } 16321 } 16322 16323 // If we are deleting a composite package for all users, keep track 16324 // of result for each child. 16325 if (ps.childPackageNames != null && outInfo != null) { 16326 synchronized (mPackages) { 16327 final int childCount = ps.childPackageNames.size(); 16328 outInfo.removedChildPackages = new ArrayMap<>(childCount); 16329 for (int i = 0; i < childCount; i++) { 16330 String childPackageName = ps.childPackageNames.get(i); 16331 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 16332 childInfo.removedPackage = childPackageName; 16333 outInfo.removedChildPackages.put(childPackageName, childInfo); 16334 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16335 if (childPs != null) { 16336 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 16337 } 16338 } 16339 } 16340 } 16341 16342 boolean ret = false; 16343 if (isSystemApp(ps)) { 16344 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 16345 // When an updated system application is deleted we delete the existing resources 16346 // as well and fall back to existing code in system partition 16347 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 16348 } else { 16349 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 16350 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 16351 outInfo, writeSettings, replacingPackage); 16352 } 16353 16354 // Take a note whether we deleted the package for all users 16355 if (outInfo != null) { 16356 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16357 if (outInfo.removedChildPackages != null) { 16358 synchronized (mPackages) { 16359 final int childCount = outInfo.removedChildPackages.size(); 16360 for (int i = 0; i < childCount; i++) { 16361 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 16362 if (childInfo != null) { 16363 childInfo.removedForAllUsers = mPackages.get( 16364 childInfo.removedPackage) == null; 16365 } 16366 } 16367 } 16368 } 16369 // If we uninstalled an update to a system app there may be some 16370 // child packages that appeared as they are declared in the system 16371 // app but were not declared in the update. 16372 if (isSystemApp(ps)) { 16373 synchronized (mPackages) { 16374 PackageSetting updatedPs = mSettings.peekPackageLPr(ps.name); 16375 final int childCount = (updatedPs.childPackageNames != null) 16376 ? updatedPs.childPackageNames.size() : 0; 16377 for (int i = 0; i < childCount; i++) { 16378 String childPackageName = updatedPs.childPackageNames.get(i); 16379 if (outInfo.removedChildPackages == null 16380 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 16381 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16382 if (childPs == null) { 16383 continue; 16384 } 16385 PackageInstalledInfo installRes = new PackageInstalledInfo(); 16386 installRes.name = childPackageName; 16387 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 16388 installRes.pkg = mPackages.get(childPackageName); 16389 installRes.uid = childPs.pkg.applicationInfo.uid; 16390 if (outInfo.appearedChildPackages == null) { 16391 outInfo.appearedChildPackages = new ArrayMap<>(); 16392 } 16393 outInfo.appearedChildPackages.put(childPackageName, installRes); 16394 } 16395 } 16396 } 16397 } 16398 } 16399 16400 return ret; 16401 } 16402 16403 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 16404 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 16405 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 16406 for (int nextUserId : userIds) { 16407 if (DEBUG_REMOVE) { 16408 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 16409 } 16410 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 16411 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 16412 false /*hidden*/, false /*suspended*/, null, null, null, 16413 false /*blockUninstall*/, 16414 ps.readUserState(nextUserId).domainVerificationStatus, 0); 16415 } 16416 } 16417 16418 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 16419 PackageRemovedInfo outInfo) { 16420 final PackageParser.Package pkg; 16421 synchronized (mPackages) { 16422 pkg = mPackages.get(ps.name); 16423 } 16424 16425 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 16426 : new int[] {userId}; 16427 for (int nextUserId : userIds) { 16428 if (DEBUG_REMOVE) { 16429 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 16430 + nextUserId); 16431 } 16432 16433 destroyAppDataLIF(pkg, userId, 16434 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16435 destroyAppProfilesLIF(pkg, userId); 16436 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 16437 schedulePackageCleaning(ps.name, nextUserId, false); 16438 synchronized (mPackages) { 16439 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 16440 scheduleWritePackageRestrictionsLocked(nextUserId); 16441 } 16442 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 16443 } 16444 } 16445 16446 if (outInfo != null) { 16447 outInfo.removedPackage = ps.name; 16448 outInfo.removedAppId = ps.appId; 16449 outInfo.removedUsers = userIds; 16450 } 16451 16452 return true; 16453 } 16454 16455 private final class ClearStorageConnection implements ServiceConnection { 16456 IMediaContainerService mContainerService; 16457 16458 @Override 16459 public void onServiceConnected(ComponentName name, IBinder service) { 16460 synchronized (this) { 16461 mContainerService = IMediaContainerService.Stub.asInterface(service); 16462 notifyAll(); 16463 } 16464 } 16465 16466 @Override 16467 public void onServiceDisconnected(ComponentName name) { 16468 } 16469 } 16470 16471 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 16472 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 16473 16474 final boolean mounted; 16475 if (Environment.isExternalStorageEmulated()) { 16476 mounted = true; 16477 } else { 16478 final String status = Environment.getExternalStorageState(); 16479 16480 mounted = status.equals(Environment.MEDIA_MOUNTED) 16481 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 16482 } 16483 16484 if (!mounted) { 16485 return; 16486 } 16487 16488 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 16489 int[] users; 16490 if (userId == UserHandle.USER_ALL) { 16491 users = sUserManager.getUserIds(); 16492 } else { 16493 users = new int[] { userId }; 16494 } 16495 final ClearStorageConnection conn = new ClearStorageConnection(); 16496 if (mContext.bindServiceAsUser( 16497 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 16498 try { 16499 for (int curUser : users) { 16500 long timeout = SystemClock.uptimeMillis() + 5000; 16501 synchronized (conn) { 16502 long now; 16503 while (conn.mContainerService == null && 16504 (now = SystemClock.uptimeMillis()) < timeout) { 16505 try { 16506 conn.wait(timeout - now); 16507 } catch (InterruptedException e) { 16508 } 16509 } 16510 } 16511 if (conn.mContainerService == null) { 16512 return; 16513 } 16514 16515 final UserEnvironment userEnv = new UserEnvironment(curUser); 16516 clearDirectory(conn.mContainerService, 16517 userEnv.buildExternalStorageAppCacheDirs(packageName)); 16518 if (allData) { 16519 clearDirectory(conn.mContainerService, 16520 userEnv.buildExternalStorageAppDataDirs(packageName)); 16521 clearDirectory(conn.mContainerService, 16522 userEnv.buildExternalStorageAppMediaDirs(packageName)); 16523 } 16524 } 16525 } finally { 16526 mContext.unbindService(conn); 16527 } 16528 } 16529 } 16530 16531 @Override 16532 public void clearApplicationProfileData(String packageName) { 16533 enforceSystemOrRoot("Only the system can clear all profile data"); 16534 16535 final PackageParser.Package pkg; 16536 synchronized (mPackages) { 16537 pkg = mPackages.get(packageName); 16538 } 16539 16540 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 16541 synchronized (mInstallLock) { 16542 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 16543 } 16544 } 16545 } 16546 16547 @Override 16548 public void clearApplicationUserData(final String packageName, 16549 final IPackageDataObserver observer, final int userId) { 16550 mContext.enforceCallingOrSelfPermission( 16551 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 16552 16553 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16554 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 16555 16556 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 16557 throw new SecurityException("Cannot clear data for a protected package: " 16558 + packageName); 16559 } 16560 // Queue up an async operation since the package deletion may take a little while. 16561 mHandler.post(new Runnable() { 16562 public void run() { 16563 mHandler.removeCallbacks(this); 16564 final boolean succeeded; 16565 try (PackageFreezer freezer = freezePackage(packageName, 16566 "clearApplicationUserData")) { 16567 synchronized (mInstallLock) { 16568 succeeded = clearApplicationUserDataLIF(packageName, userId); 16569 } 16570 clearExternalStorageDataSync(packageName, userId, true); 16571 } 16572 if (succeeded) { 16573 // invoke DeviceStorageMonitor's update method to clear any notifications 16574 DeviceStorageMonitorInternal dsm = LocalServices 16575 .getService(DeviceStorageMonitorInternal.class); 16576 if (dsm != null) { 16577 dsm.checkMemory(); 16578 } 16579 } 16580 if(observer != null) { 16581 try { 16582 observer.onRemoveCompleted(packageName, succeeded); 16583 } catch (RemoteException e) { 16584 Log.i(TAG, "Observer no longer exists."); 16585 } 16586 } //end if observer 16587 } //end run 16588 }); 16589 } 16590 16591 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 16592 if (packageName == null) { 16593 Slog.w(TAG, "Attempt to delete null packageName."); 16594 return false; 16595 } 16596 16597 // Try finding details about the requested package 16598 PackageParser.Package pkg; 16599 synchronized (mPackages) { 16600 pkg = mPackages.get(packageName); 16601 if (pkg == null) { 16602 final PackageSetting ps = mSettings.mPackages.get(packageName); 16603 if (ps != null) { 16604 pkg = ps.pkg; 16605 } 16606 } 16607 16608 if (pkg == null) { 16609 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16610 return false; 16611 } 16612 16613 PackageSetting ps = (PackageSetting) pkg.mExtras; 16614 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16615 } 16616 16617 clearAppDataLIF(pkg, userId, 16618 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16619 16620 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16621 removeKeystoreDataIfNeeded(userId, appId); 16622 16623 UserManagerInternal umInternal = getUserManagerInternal(); 16624 final int flags; 16625 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 16626 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 16627 } else if (umInternal.isUserRunning(userId)) { 16628 flags = StorageManager.FLAG_STORAGE_DE; 16629 } else { 16630 flags = 0; 16631 } 16632 prepareAppDataContentsLIF(pkg, userId, flags); 16633 16634 return true; 16635 } 16636 16637 /** 16638 * Reverts user permission state changes (permissions and flags) in 16639 * all packages for a given user. 16640 * 16641 * @param userId The device user for which to do a reset. 16642 */ 16643 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 16644 final int packageCount = mPackages.size(); 16645 for (int i = 0; i < packageCount; i++) { 16646 PackageParser.Package pkg = mPackages.valueAt(i); 16647 PackageSetting ps = (PackageSetting) pkg.mExtras; 16648 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16649 } 16650 } 16651 16652 private void resetNetworkPolicies(int userId) { 16653 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 16654 } 16655 16656 /** 16657 * Reverts user permission state changes (permissions and flags). 16658 * 16659 * @param ps The package for which to reset. 16660 * @param userId The device user for which to do a reset. 16661 */ 16662 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 16663 final PackageSetting ps, final int userId) { 16664 if (ps.pkg == null) { 16665 return; 16666 } 16667 16668 // These are flags that can change base on user actions. 16669 final int userSettableMask = FLAG_PERMISSION_USER_SET 16670 | FLAG_PERMISSION_USER_FIXED 16671 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 16672 | FLAG_PERMISSION_REVIEW_REQUIRED; 16673 16674 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 16675 | FLAG_PERMISSION_POLICY_FIXED; 16676 16677 boolean writeInstallPermissions = false; 16678 boolean writeRuntimePermissions = false; 16679 16680 final int permissionCount = ps.pkg.requestedPermissions.size(); 16681 for (int i = 0; i < permissionCount; i++) { 16682 String permission = ps.pkg.requestedPermissions.get(i); 16683 16684 BasePermission bp = mSettings.mPermissions.get(permission); 16685 if (bp == null) { 16686 continue; 16687 } 16688 16689 // If shared user we just reset the state to which only this app contributed. 16690 if (ps.sharedUser != null) { 16691 boolean used = false; 16692 final int packageCount = ps.sharedUser.packages.size(); 16693 for (int j = 0; j < packageCount; j++) { 16694 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 16695 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 16696 && pkg.pkg.requestedPermissions.contains(permission)) { 16697 used = true; 16698 break; 16699 } 16700 } 16701 if (used) { 16702 continue; 16703 } 16704 } 16705 16706 PermissionsState permissionsState = ps.getPermissionsState(); 16707 16708 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 16709 16710 // Always clear the user settable flags. 16711 final boolean hasInstallState = permissionsState.getInstallPermissionState( 16712 bp.name) != null; 16713 // If permission review is enabled and this is a legacy app, mark the 16714 // permission as requiring a review as this is the initial state. 16715 int flags = 0; 16716 if ((mPermissionReviewRequired || Build.PERMISSIONS_REVIEW_REQUIRED) 16717 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 16718 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 16719 } 16720 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 16721 if (hasInstallState) { 16722 writeInstallPermissions = true; 16723 } else { 16724 writeRuntimePermissions = true; 16725 } 16726 } 16727 16728 // Below is only runtime permission handling. 16729 if (!bp.isRuntime()) { 16730 continue; 16731 } 16732 16733 // Never clobber system or policy. 16734 if ((oldFlags & policyOrSystemFlags) != 0) { 16735 continue; 16736 } 16737 16738 // If this permission was granted by default, make sure it is. 16739 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 16740 if (permissionsState.grantRuntimePermission(bp, userId) 16741 != PERMISSION_OPERATION_FAILURE) { 16742 writeRuntimePermissions = true; 16743 } 16744 // If permission review is enabled the permissions for a legacy apps 16745 // are represented as constantly granted runtime ones, so don't revoke. 16746 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 16747 // Otherwise, reset the permission. 16748 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 16749 switch (revokeResult) { 16750 case PERMISSION_OPERATION_SUCCESS: 16751 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 16752 writeRuntimePermissions = true; 16753 final int appId = ps.appId; 16754 mHandler.post(new Runnable() { 16755 @Override 16756 public void run() { 16757 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 16758 } 16759 }); 16760 } break; 16761 } 16762 } 16763 } 16764 16765 // Synchronously write as we are taking permissions away. 16766 if (writeRuntimePermissions) { 16767 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 16768 } 16769 16770 // Synchronously write as we are taking permissions away. 16771 if (writeInstallPermissions) { 16772 mSettings.writeLPr(); 16773 } 16774 } 16775 16776 /** 16777 * Remove entries from the keystore daemon. Will only remove it if the 16778 * {@code appId} is valid. 16779 */ 16780 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 16781 if (appId < 0) { 16782 return; 16783 } 16784 16785 final KeyStore keyStore = KeyStore.getInstance(); 16786 if (keyStore != null) { 16787 if (userId == UserHandle.USER_ALL) { 16788 for (final int individual : sUserManager.getUserIds()) { 16789 keyStore.clearUid(UserHandle.getUid(individual, appId)); 16790 } 16791 } else { 16792 keyStore.clearUid(UserHandle.getUid(userId, appId)); 16793 } 16794 } else { 16795 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 16796 } 16797 } 16798 16799 @Override 16800 public void deleteApplicationCacheFiles(final String packageName, 16801 final IPackageDataObserver observer) { 16802 final int userId = UserHandle.getCallingUserId(); 16803 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 16804 } 16805 16806 @Override 16807 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 16808 final IPackageDataObserver observer) { 16809 mContext.enforceCallingOrSelfPermission( 16810 android.Manifest.permission.DELETE_CACHE_FILES, null); 16811 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16812 /* requireFullPermission= */ true, /* checkShell= */ false, 16813 "delete application cache files"); 16814 16815 final PackageParser.Package pkg; 16816 synchronized (mPackages) { 16817 pkg = mPackages.get(packageName); 16818 } 16819 16820 // Queue up an async operation since the package deletion may take a little while. 16821 mHandler.post(new Runnable() { 16822 public void run() { 16823 synchronized (mInstallLock) { 16824 final int flags = StorageManager.FLAG_STORAGE_DE 16825 | StorageManager.FLAG_STORAGE_CE; 16826 // We're only clearing cache files, so we don't care if the 16827 // app is unfrozen and still able to run 16828 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 16829 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16830 } 16831 clearExternalStorageDataSync(packageName, userId, false); 16832 if (observer != null) { 16833 try { 16834 observer.onRemoveCompleted(packageName, true); 16835 } catch (RemoteException e) { 16836 Log.i(TAG, "Observer no longer exists."); 16837 } 16838 } 16839 } 16840 }); 16841 } 16842 16843 @Override 16844 public void getPackageSizeInfo(final String packageName, int userHandle, 16845 final IPackageStatsObserver observer) { 16846 mContext.enforceCallingOrSelfPermission( 16847 android.Manifest.permission.GET_PACKAGE_SIZE, null); 16848 if (packageName == null) { 16849 throw new IllegalArgumentException("Attempt to get size of null packageName"); 16850 } 16851 16852 PackageStats stats = new PackageStats(packageName, userHandle); 16853 16854 /* 16855 * Queue up an async operation since the package measurement may take a 16856 * little while. 16857 */ 16858 Message msg = mHandler.obtainMessage(INIT_COPY); 16859 msg.obj = new MeasureParams(stats, observer); 16860 mHandler.sendMessage(msg); 16861 } 16862 16863 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 16864 final PackageSetting ps; 16865 synchronized (mPackages) { 16866 ps = mSettings.mPackages.get(packageName); 16867 if (ps == null) { 16868 Slog.w(TAG, "Failed to find settings for " + packageName); 16869 return false; 16870 } 16871 } 16872 16873 final String[] packageNames = { packageName }; 16874 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 16875 final String[] codePaths = { ps.codePathString }; 16876 16877 try { 16878 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 16879 ps.appId, ceDataInodes, codePaths, stats); 16880 16881 // For now, ignore code size of packages on system partition 16882 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 16883 stats.codeSize = 0; 16884 } 16885 16886 // External clients expect these to be tracked separately 16887 stats.dataSize -= stats.cacheSize; 16888 16889 } catch (InstallerException e) { 16890 Slog.w(TAG, String.valueOf(e)); 16891 return false; 16892 } 16893 16894 return true; 16895 } 16896 16897 private int getUidTargetSdkVersionLockedLPr(int uid) { 16898 Object obj = mSettings.getUserIdLPr(uid); 16899 if (obj instanceof SharedUserSetting) { 16900 final SharedUserSetting sus = (SharedUserSetting) obj; 16901 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 16902 final Iterator<PackageSetting> it = sus.packages.iterator(); 16903 while (it.hasNext()) { 16904 final PackageSetting ps = it.next(); 16905 if (ps.pkg != null) { 16906 int v = ps.pkg.applicationInfo.targetSdkVersion; 16907 if (v < vers) vers = v; 16908 } 16909 } 16910 return vers; 16911 } else if (obj instanceof PackageSetting) { 16912 final PackageSetting ps = (PackageSetting) obj; 16913 if (ps.pkg != null) { 16914 return ps.pkg.applicationInfo.targetSdkVersion; 16915 } 16916 } 16917 return Build.VERSION_CODES.CUR_DEVELOPMENT; 16918 } 16919 16920 @Override 16921 public void addPreferredActivity(IntentFilter filter, int match, 16922 ComponentName[] set, ComponentName activity, int userId) { 16923 addPreferredActivityInternal(filter, match, set, activity, true, userId, 16924 "Adding preferred"); 16925 } 16926 16927 private void addPreferredActivityInternal(IntentFilter filter, int match, 16928 ComponentName[] set, ComponentName activity, boolean always, int userId, 16929 String opname) { 16930 // writer 16931 int callingUid = Binder.getCallingUid(); 16932 enforceCrossUserPermission(callingUid, userId, 16933 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 16934 if (filter.countActions() == 0) { 16935 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 16936 return; 16937 } 16938 synchronized (mPackages) { 16939 if (mContext.checkCallingOrSelfPermission( 16940 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 16941 != PackageManager.PERMISSION_GRANTED) { 16942 if (getUidTargetSdkVersionLockedLPr(callingUid) 16943 < Build.VERSION_CODES.FROYO) { 16944 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 16945 + callingUid); 16946 return; 16947 } 16948 mContext.enforceCallingOrSelfPermission( 16949 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 16950 } 16951 16952 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 16953 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 16954 + userId + ":"); 16955 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 16956 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 16957 scheduleWritePackageRestrictionsLocked(userId); 16958 postPreferredActivityChangedBroadcast(userId); 16959 } 16960 } 16961 16962 private void postPreferredActivityChangedBroadcast(int userId) { 16963 mHandler.post(() -> { 16964 final IActivityManager am = ActivityManagerNative.getDefault(); 16965 if (am == null) { 16966 return; 16967 } 16968 16969 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 16970 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 16971 try { 16972 am.broadcastIntent(null, intent, null, null, 16973 0, null, null, null, android.app.AppOpsManager.OP_NONE, 16974 null, false, false, userId); 16975 } catch (RemoteException e) { 16976 } 16977 }); 16978 } 16979 16980 @Override 16981 public void replacePreferredActivity(IntentFilter filter, int match, 16982 ComponentName[] set, ComponentName activity, int userId) { 16983 if (filter.countActions() != 1) { 16984 throw new IllegalArgumentException( 16985 "replacePreferredActivity expects filter to have only 1 action."); 16986 } 16987 if (filter.countDataAuthorities() != 0 16988 || filter.countDataPaths() != 0 16989 || filter.countDataSchemes() > 1 16990 || filter.countDataTypes() != 0) { 16991 throw new IllegalArgumentException( 16992 "replacePreferredActivity expects filter to have no data authorities, " + 16993 "paths, or types; and at most one scheme."); 16994 } 16995 16996 final int callingUid = Binder.getCallingUid(); 16997 enforceCrossUserPermission(callingUid, userId, 16998 true /* requireFullPermission */, false /* checkShell */, 16999 "replace preferred activity"); 17000 synchronized (mPackages) { 17001 if (mContext.checkCallingOrSelfPermission( 17002 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17003 != PackageManager.PERMISSION_GRANTED) { 17004 if (getUidTargetSdkVersionLockedLPr(callingUid) 17005 < Build.VERSION_CODES.FROYO) { 17006 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 17007 + Binder.getCallingUid()); 17008 return; 17009 } 17010 mContext.enforceCallingOrSelfPermission( 17011 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17012 } 17013 17014 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 17015 if (pir != null) { 17016 // Get all of the existing entries that exactly match this filter. 17017 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 17018 if (existing != null && existing.size() == 1) { 17019 PreferredActivity cur = existing.get(0); 17020 if (DEBUG_PREFERRED) { 17021 Slog.i(TAG, "Checking replace of preferred:"); 17022 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17023 if (!cur.mPref.mAlways) { 17024 Slog.i(TAG, " -- CUR; not mAlways!"); 17025 } else { 17026 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 17027 Slog.i(TAG, " -- CUR: mSet=" 17028 + Arrays.toString(cur.mPref.mSetComponents)); 17029 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 17030 Slog.i(TAG, " -- NEW: mMatch=" 17031 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 17032 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 17033 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 17034 } 17035 } 17036 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 17037 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 17038 && cur.mPref.sameSet(set)) { 17039 // Setting the preferred activity to what it happens to be already 17040 if (DEBUG_PREFERRED) { 17041 Slog.i(TAG, "Replacing with same preferred activity " 17042 + cur.mPref.mShortComponent + " for user " 17043 + userId + ":"); 17044 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17045 } 17046 return; 17047 } 17048 } 17049 17050 if (existing != null) { 17051 if (DEBUG_PREFERRED) { 17052 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 17053 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17054 } 17055 for (int i = 0; i < existing.size(); i++) { 17056 PreferredActivity pa = existing.get(i); 17057 if (DEBUG_PREFERRED) { 17058 Slog.i(TAG, "Removing existing preferred activity " 17059 + pa.mPref.mComponent + ":"); 17060 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 17061 } 17062 pir.removeFilter(pa); 17063 } 17064 } 17065 } 17066 addPreferredActivityInternal(filter, match, set, activity, true, userId, 17067 "Replacing preferred"); 17068 } 17069 } 17070 17071 @Override 17072 public void clearPackagePreferredActivities(String packageName) { 17073 final int uid = Binder.getCallingUid(); 17074 // writer 17075 synchronized (mPackages) { 17076 PackageParser.Package pkg = mPackages.get(packageName); 17077 if (pkg == null || pkg.applicationInfo.uid != uid) { 17078 if (mContext.checkCallingOrSelfPermission( 17079 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17080 != PackageManager.PERMISSION_GRANTED) { 17081 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 17082 < Build.VERSION_CODES.FROYO) { 17083 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 17084 + Binder.getCallingUid()); 17085 return; 17086 } 17087 mContext.enforceCallingOrSelfPermission( 17088 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17089 } 17090 } 17091 17092 int user = UserHandle.getCallingUserId(); 17093 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 17094 scheduleWritePackageRestrictionsLocked(user); 17095 } 17096 } 17097 } 17098 17099 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17100 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 17101 ArrayList<PreferredActivity> removed = null; 17102 boolean changed = false; 17103 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 17104 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 17105 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 17106 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 17107 continue; 17108 } 17109 Iterator<PreferredActivity> it = pir.filterIterator(); 17110 while (it.hasNext()) { 17111 PreferredActivity pa = it.next(); 17112 // Mark entry for removal only if it matches the package name 17113 // and the entry is of type "always". 17114 if (packageName == null || 17115 (pa.mPref.mComponent.getPackageName().equals(packageName) 17116 && pa.mPref.mAlways)) { 17117 if (removed == null) { 17118 removed = new ArrayList<PreferredActivity>(); 17119 } 17120 removed.add(pa); 17121 } 17122 } 17123 if (removed != null) { 17124 for (int j=0; j<removed.size(); j++) { 17125 PreferredActivity pa = removed.get(j); 17126 pir.removeFilter(pa); 17127 } 17128 changed = true; 17129 } 17130 } 17131 if (changed) { 17132 postPreferredActivityChangedBroadcast(userId); 17133 } 17134 return changed; 17135 } 17136 17137 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17138 private void clearIntentFilterVerificationsLPw(int userId) { 17139 final int packageCount = mPackages.size(); 17140 for (int i = 0; i < packageCount; i++) { 17141 PackageParser.Package pkg = mPackages.valueAt(i); 17142 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 17143 } 17144 } 17145 17146 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17147 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 17148 if (userId == UserHandle.USER_ALL) { 17149 if (mSettings.removeIntentFilterVerificationLPw(packageName, 17150 sUserManager.getUserIds())) { 17151 for (int oneUserId : sUserManager.getUserIds()) { 17152 scheduleWritePackageRestrictionsLocked(oneUserId); 17153 } 17154 } 17155 } else { 17156 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 17157 scheduleWritePackageRestrictionsLocked(userId); 17158 } 17159 } 17160 } 17161 17162 void clearDefaultBrowserIfNeeded(String packageName) { 17163 for (int oneUserId : sUserManager.getUserIds()) { 17164 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 17165 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 17166 if (packageName.equals(defaultBrowserPackageName)) { 17167 setDefaultBrowserPackageName(null, oneUserId); 17168 } 17169 } 17170 } 17171 17172 @Override 17173 public void resetApplicationPreferences(int userId) { 17174 mContext.enforceCallingOrSelfPermission( 17175 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17176 final long identity = Binder.clearCallingIdentity(); 17177 // writer 17178 try { 17179 synchronized (mPackages) { 17180 clearPackagePreferredActivitiesLPw(null, userId); 17181 mSettings.applyDefaultPreferredAppsLPw(this, userId); 17182 // TODO: We have to reset the default SMS and Phone. This requires 17183 // significant refactoring to keep all default apps in the package 17184 // manager (cleaner but more work) or have the services provide 17185 // callbacks to the package manager to request a default app reset. 17186 applyFactoryDefaultBrowserLPw(userId); 17187 clearIntentFilterVerificationsLPw(userId); 17188 primeDomainVerificationsLPw(userId); 17189 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 17190 scheduleWritePackageRestrictionsLocked(userId); 17191 } 17192 resetNetworkPolicies(userId); 17193 } finally { 17194 Binder.restoreCallingIdentity(identity); 17195 } 17196 } 17197 17198 @Override 17199 public int getPreferredActivities(List<IntentFilter> outFilters, 17200 List<ComponentName> outActivities, String packageName) { 17201 17202 int num = 0; 17203 final int userId = UserHandle.getCallingUserId(); 17204 // reader 17205 synchronized (mPackages) { 17206 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 17207 if (pir != null) { 17208 final Iterator<PreferredActivity> it = pir.filterIterator(); 17209 while (it.hasNext()) { 17210 final PreferredActivity pa = it.next(); 17211 if (packageName == null 17212 || (pa.mPref.mComponent.getPackageName().equals(packageName) 17213 && pa.mPref.mAlways)) { 17214 if (outFilters != null) { 17215 outFilters.add(new IntentFilter(pa)); 17216 } 17217 if (outActivities != null) { 17218 outActivities.add(pa.mPref.mComponent); 17219 } 17220 } 17221 } 17222 } 17223 } 17224 17225 return num; 17226 } 17227 17228 @Override 17229 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 17230 int userId) { 17231 int callingUid = Binder.getCallingUid(); 17232 if (callingUid != Process.SYSTEM_UID) { 17233 throw new SecurityException( 17234 "addPersistentPreferredActivity can only be run by the system"); 17235 } 17236 if (filter.countActions() == 0) { 17237 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 17238 return; 17239 } 17240 synchronized (mPackages) { 17241 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 17242 ":"); 17243 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17244 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 17245 new PersistentPreferredActivity(filter, activity)); 17246 scheduleWritePackageRestrictionsLocked(userId); 17247 postPreferredActivityChangedBroadcast(userId); 17248 } 17249 } 17250 17251 @Override 17252 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 17253 int callingUid = Binder.getCallingUid(); 17254 if (callingUid != Process.SYSTEM_UID) { 17255 throw new SecurityException( 17256 "clearPackagePersistentPreferredActivities can only be run by the system"); 17257 } 17258 ArrayList<PersistentPreferredActivity> removed = null; 17259 boolean changed = false; 17260 synchronized (mPackages) { 17261 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 17262 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 17263 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 17264 .valueAt(i); 17265 if (userId != thisUserId) { 17266 continue; 17267 } 17268 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 17269 while (it.hasNext()) { 17270 PersistentPreferredActivity ppa = it.next(); 17271 // Mark entry for removal only if it matches the package name. 17272 if (ppa.mComponent.getPackageName().equals(packageName)) { 17273 if (removed == null) { 17274 removed = new ArrayList<PersistentPreferredActivity>(); 17275 } 17276 removed.add(ppa); 17277 } 17278 } 17279 if (removed != null) { 17280 for (int j=0; j<removed.size(); j++) { 17281 PersistentPreferredActivity ppa = removed.get(j); 17282 ppir.removeFilter(ppa); 17283 } 17284 changed = true; 17285 } 17286 } 17287 17288 if (changed) { 17289 scheduleWritePackageRestrictionsLocked(userId); 17290 postPreferredActivityChangedBroadcast(userId); 17291 } 17292 } 17293 } 17294 17295 /** 17296 * Common machinery for picking apart a restored XML blob and passing 17297 * it to a caller-supplied functor to be applied to the running system. 17298 */ 17299 private void restoreFromXml(XmlPullParser parser, int userId, 17300 String expectedStartTag, BlobXmlRestorer functor) 17301 throws IOException, XmlPullParserException { 17302 int type; 17303 while ((type = parser.next()) != XmlPullParser.START_TAG 17304 && type != XmlPullParser.END_DOCUMENT) { 17305 } 17306 if (type != XmlPullParser.START_TAG) { 17307 // oops didn't find a start tag?! 17308 if (DEBUG_BACKUP) { 17309 Slog.e(TAG, "Didn't find start tag during restore"); 17310 } 17311 return; 17312 } 17313Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 17314 // this is supposed to be TAG_PREFERRED_BACKUP 17315 if (!expectedStartTag.equals(parser.getName())) { 17316 if (DEBUG_BACKUP) { 17317 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 17318 } 17319 return; 17320 } 17321 17322 // skip interfering stuff, then we're aligned with the backing implementation 17323 while ((type = parser.next()) == XmlPullParser.TEXT) { } 17324Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 17325 functor.apply(parser, userId); 17326 } 17327 17328 private interface BlobXmlRestorer { 17329 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 17330 } 17331 17332 /** 17333 * Non-Binder method, support for the backup/restore mechanism: write the 17334 * full set of preferred activities in its canonical XML format. Returns the 17335 * XML output as a byte array, or null if there is none. 17336 */ 17337 @Override 17338 public byte[] getPreferredActivityBackup(int userId) { 17339 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17340 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 17341 } 17342 17343 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17344 try { 17345 final XmlSerializer serializer = new FastXmlSerializer(); 17346 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17347 serializer.startDocument(null, true); 17348 serializer.startTag(null, TAG_PREFERRED_BACKUP); 17349 17350 synchronized (mPackages) { 17351 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 17352 } 17353 17354 serializer.endTag(null, TAG_PREFERRED_BACKUP); 17355 serializer.endDocument(); 17356 serializer.flush(); 17357 } catch (Exception e) { 17358 if (DEBUG_BACKUP) { 17359 Slog.e(TAG, "Unable to write preferred activities for backup", e); 17360 } 17361 return null; 17362 } 17363 17364 return dataStream.toByteArray(); 17365 } 17366 17367 @Override 17368 public void restorePreferredActivities(byte[] backup, int userId) { 17369 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17370 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17371 } 17372 17373 try { 17374 final XmlPullParser parser = Xml.newPullParser(); 17375 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17376 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 17377 new BlobXmlRestorer() { 17378 @Override 17379 public void apply(XmlPullParser parser, int userId) 17380 throws XmlPullParserException, IOException { 17381 synchronized (mPackages) { 17382 mSettings.readPreferredActivitiesLPw(parser, userId); 17383 } 17384 } 17385 } ); 17386 } catch (Exception e) { 17387 if (DEBUG_BACKUP) { 17388 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17389 } 17390 } 17391 } 17392 17393 /** 17394 * Non-Binder method, support for the backup/restore mechanism: write the 17395 * default browser (etc) settings in its canonical XML format. Returns the default 17396 * browser XML representation as a byte array, or null if there is none. 17397 */ 17398 @Override 17399 public byte[] getDefaultAppsBackup(int userId) { 17400 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17401 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 17402 } 17403 17404 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17405 try { 17406 final XmlSerializer serializer = new FastXmlSerializer(); 17407 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17408 serializer.startDocument(null, true); 17409 serializer.startTag(null, TAG_DEFAULT_APPS); 17410 17411 synchronized (mPackages) { 17412 mSettings.writeDefaultAppsLPr(serializer, userId); 17413 } 17414 17415 serializer.endTag(null, TAG_DEFAULT_APPS); 17416 serializer.endDocument(); 17417 serializer.flush(); 17418 } catch (Exception e) { 17419 if (DEBUG_BACKUP) { 17420 Slog.e(TAG, "Unable to write default apps for backup", e); 17421 } 17422 return null; 17423 } 17424 17425 return dataStream.toByteArray(); 17426 } 17427 17428 @Override 17429 public void restoreDefaultApps(byte[] backup, int userId) { 17430 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17431 throw new SecurityException("Only the system may call restoreDefaultApps()"); 17432 } 17433 17434 try { 17435 final XmlPullParser parser = Xml.newPullParser(); 17436 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17437 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 17438 new BlobXmlRestorer() { 17439 @Override 17440 public void apply(XmlPullParser parser, int userId) 17441 throws XmlPullParserException, IOException { 17442 synchronized (mPackages) { 17443 mSettings.readDefaultAppsLPw(parser, userId); 17444 } 17445 } 17446 } ); 17447 } catch (Exception e) { 17448 if (DEBUG_BACKUP) { 17449 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 17450 } 17451 } 17452 } 17453 17454 @Override 17455 public byte[] getIntentFilterVerificationBackup(int userId) { 17456 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17457 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 17458 } 17459 17460 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17461 try { 17462 final XmlSerializer serializer = new FastXmlSerializer(); 17463 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17464 serializer.startDocument(null, true); 17465 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 17466 17467 synchronized (mPackages) { 17468 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 17469 } 17470 17471 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 17472 serializer.endDocument(); 17473 serializer.flush(); 17474 } catch (Exception e) { 17475 if (DEBUG_BACKUP) { 17476 Slog.e(TAG, "Unable to write default apps for backup", e); 17477 } 17478 return null; 17479 } 17480 17481 return dataStream.toByteArray(); 17482 } 17483 17484 @Override 17485 public void restoreIntentFilterVerification(byte[] backup, int userId) { 17486 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17487 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17488 } 17489 17490 try { 17491 final XmlPullParser parser = Xml.newPullParser(); 17492 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17493 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 17494 new BlobXmlRestorer() { 17495 @Override 17496 public void apply(XmlPullParser parser, int userId) 17497 throws XmlPullParserException, IOException { 17498 synchronized (mPackages) { 17499 mSettings.readAllDomainVerificationsLPr(parser, userId); 17500 mSettings.writeLPr(); 17501 } 17502 } 17503 } ); 17504 } catch (Exception e) { 17505 if (DEBUG_BACKUP) { 17506 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17507 } 17508 } 17509 } 17510 17511 @Override 17512 public byte[] getPermissionGrantBackup(int userId) { 17513 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17514 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 17515 } 17516 17517 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17518 try { 17519 final XmlSerializer serializer = new FastXmlSerializer(); 17520 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17521 serializer.startDocument(null, true); 17522 serializer.startTag(null, TAG_PERMISSION_BACKUP); 17523 17524 synchronized (mPackages) { 17525 serializeRuntimePermissionGrantsLPr(serializer, userId); 17526 } 17527 17528 serializer.endTag(null, TAG_PERMISSION_BACKUP); 17529 serializer.endDocument(); 17530 serializer.flush(); 17531 } catch (Exception e) { 17532 if (DEBUG_BACKUP) { 17533 Slog.e(TAG, "Unable to write default apps for backup", e); 17534 } 17535 return null; 17536 } 17537 17538 return dataStream.toByteArray(); 17539 } 17540 17541 @Override 17542 public void restorePermissionGrants(byte[] backup, int userId) { 17543 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17544 throw new SecurityException("Only the system may call restorePermissionGrants()"); 17545 } 17546 17547 try { 17548 final XmlPullParser parser = Xml.newPullParser(); 17549 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17550 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 17551 new BlobXmlRestorer() { 17552 @Override 17553 public void apply(XmlPullParser parser, int userId) 17554 throws XmlPullParserException, IOException { 17555 synchronized (mPackages) { 17556 processRestoredPermissionGrantsLPr(parser, userId); 17557 } 17558 } 17559 } ); 17560 } catch (Exception e) { 17561 if (DEBUG_BACKUP) { 17562 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17563 } 17564 } 17565 } 17566 17567 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 17568 throws IOException { 17569 serializer.startTag(null, TAG_ALL_GRANTS); 17570 17571 final int N = mSettings.mPackages.size(); 17572 for (int i = 0; i < N; i++) { 17573 final PackageSetting ps = mSettings.mPackages.valueAt(i); 17574 boolean pkgGrantsKnown = false; 17575 17576 PermissionsState packagePerms = ps.getPermissionsState(); 17577 17578 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 17579 final int grantFlags = state.getFlags(); 17580 // only look at grants that are not system/policy fixed 17581 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 17582 final boolean isGranted = state.isGranted(); 17583 // And only back up the user-twiddled state bits 17584 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 17585 final String packageName = mSettings.mPackages.keyAt(i); 17586 if (!pkgGrantsKnown) { 17587 serializer.startTag(null, TAG_GRANT); 17588 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 17589 pkgGrantsKnown = true; 17590 } 17591 17592 final boolean userSet = 17593 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 17594 final boolean userFixed = 17595 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 17596 final boolean revoke = 17597 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 17598 17599 serializer.startTag(null, TAG_PERMISSION); 17600 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 17601 if (isGranted) { 17602 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 17603 } 17604 if (userSet) { 17605 serializer.attribute(null, ATTR_USER_SET, "true"); 17606 } 17607 if (userFixed) { 17608 serializer.attribute(null, ATTR_USER_FIXED, "true"); 17609 } 17610 if (revoke) { 17611 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 17612 } 17613 serializer.endTag(null, TAG_PERMISSION); 17614 } 17615 } 17616 } 17617 17618 if (pkgGrantsKnown) { 17619 serializer.endTag(null, TAG_GRANT); 17620 } 17621 } 17622 17623 serializer.endTag(null, TAG_ALL_GRANTS); 17624 } 17625 17626 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 17627 throws XmlPullParserException, IOException { 17628 String pkgName = null; 17629 int outerDepth = parser.getDepth(); 17630 int type; 17631 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 17632 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 17633 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 17634 continue; 17635 } 17636 17637 final String tagName = parser.getName(); 17638 if (tagName.equals(TAG_GRANT)) { 17639 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 17640 if (DEBUG_BACKUP) { 17641 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 17642 } 17643 } else if (tagName.equals(TAG_PERMISSION)) { 17644 17645 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 17646 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 17647 17648 int newFlagSet = 0; 17649 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 17650 newFlagSet |= FLAG_PERMISSION_USER_SET; 17651 } 17652 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 17653 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 17654 } 17655 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 17656 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 17657 } 17658 if (DEBUG_BACKUP) { 17659 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 17660 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 17661 } 17662 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17663 if (ps != null) { 17664 // Already installed so we apply the grant immediately 17665 if (DEBUG_BACKUP) { 17666 Slog.v(TAG, " + already installed; applying"); 17667 } 17668 PermissionsState perms = ps.getPermissionsState(); 17669 BasePermission bp = mSettings.mPermissions.get(permName); 17670 if (bp != null) { 17671 if (isGranted) { 17672 perms.grantRuntimePermission(bp, userId); 17673 } 17674 if (newFlagSet != 0) { 17675 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 17676 } 17677 } 17678 } else { 17679 // Need to wait for post-restore install to apply the grant 17680 if (DEBUG_BACKUP) { 17681 Slog.v(TAG, " - not yet installed; saving for later"); 17682 } 17683 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 17684 isGranted, newFlagSet, userId); 17685 } 17686 } else { 17687 PackageManagerService.reportSettingsProblem(Log.WARN, 17688 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 17689 XmlUtils.skipCurrentTag(parser); 17690 } 17691 } 17692 17693 scheduleWriteSettingsLocked(); 17694 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17695 } 17696 17697 @Override 17698 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 17699 int sourceUserId, int targetUserId, int flags) { 17700 mContext.enforceCallingOrSelfPermission( 17701 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17702 int callingUid = Binder.getCallingUid(); 17703 enforceOwnerRights(ownerPackage, callingUid); 17704 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17705 if (intentFilter.countActions() == 0) { 17706 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 17707 return; 17708 } 17709 synchronized (mPackages) { 17710 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 17711 ownerPackage, targetUserId, flags); 17712 CrossProfileIntentResolver resolver = 17713 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17714 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 17715 // We have all those whose filter is equal. Now checking if the rest is equal as well. 17716 if (existing != null) { 17717 int size = existing.size(); 17718 for (int i = 0; i < size; i++) { 17719 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 17720 return; 17721 } 17722 } 17723 } 17724 resolver.addFilter(newFilter); 17725 scheduleWritePackageRestrictionsLocked(sourceUserId); 17726 } 17727 } 17728 17729 @Override 17730 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 17731 mContext.enforceCallingOrSelfPermission( 17732 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17733 int callingUid = Binder.getCallingUid(); 17734 enforceOwnerRights(ownerPackage, callingUid); 17735 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17736 synchronized (mPackages) { 17737 CrossProfileIntentResolver resolver = 17738 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17739 ArraySet<CrossProfileIntentFilter> set = 17740 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 17741 for (CrossProfileIntentFilter filter : set) { 17742 if (filter.getOwnerPackage().equals(ownerPackage)) { 17743 resolver.removeFilter(filter); 17744 } 17745 } 17746 scheduleWritePackageRestrictionsLocked(sourceUserId); 17747 } 17748 } 17749 17750 // Enforcing that callingUid is owning pkg on userId 17751 private void enforceOwnerRights(String pkg, int callingUid) { 17752 // The system owns everything. 17753 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17754 return; 17755 } 17756 int callingUserId = UserHandle.getUserId(callingUid); 17757 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 17758 if (pi == null) { 17759 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 17760 + callingUserId); 17761 } 17762 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 17763 throw new SecurityException("Calling uid " + callingUid 17764 + " does not own package " + pkg); 17765 } 17766 } 17767 17768 @Override 17769 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 17770 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 17771 } 17772 17773 private Intent getHomeIntent() { 17774 Intent intent = new Intent(Intent.ACTION_MAIN); 17775 intent.addCategory(Intent.CATEGORY_HOME); 17776 intent.addCategory(Intent.CATEGORY_DEFAULT); 17777 return intent; 17778 } 17779 17780 private IntentFilter getHomeFilter() { 17781 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 17782 filter.addCategory(Intent.CATEGORY_HOME); 17783 filter.addCategory(Intent.CATEGORY_DEFAULT); 17784 return filter; 17785 } 17786 17787 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 17788 int userId) { 17789 Intent intent = getHomeIntent(); 17790 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 17791 PackageManager.GET_META_DATA, userId); 17792 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 17793 true, false, false, userId); 17794 17795 allHomeCandidates.clear(); 17796 if (list != null) { 17797 for (ResolveInfo ri : list) { 17798 allHomeCandidates.add(ri); 17799 } 17800 } 17801 return (preferred == null || preferred.activityInfo == null) 17802 ? null 17803 : new ComponentName(preferred.activityInfo.packageName, 17804 preferred.activityInfo.name); 17805 } 17806 17807 @Override 17808 public void setHomeActivity(ComponentName comp, int userId) { 17809 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 17810 getHomeActivitiesAsUser(homeActivities, userId); 17811 17812 boolean found = false; 17813 17814 final int size = homeActivities.size(); 17815 final ComponentName[] set = new ComponentName[size]; 17816 for (int i = 0; i < size; i++) { 17817 final ResolveInfo candidate = homeActivities.get(i); 17818 final ActivityInfo info = candidate.activityInfo; 17819 final ComponentName activityName = new ComponentName(info.packageName, info.name); 17820 set[i] = activityName; 17821 if (!found && activityName.equals(comp)) { 17822 found = true; 17823 } 17824 } 17825 if (!found) { 17826 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 17827 + userId); 17828 } 17829 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 17830 set, comp, userId); 17831 } 17832 17833 private @Nullable String getSetupWizardPackageName() { 17834 final Intent intent = new Intent(Intent.ACTION_MAIN); 17835 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 17836 17837 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17838 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17839 | MATCH_DISABLED_COMPONENTS, 17840 UserHandle.myUserId()); 17841 if (matches.size() == 1) { 17842 return matches.get(0).getComponentInfo().packageName; 17843 } else { 17844 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 17845 + ": matches=" + matches); 17846 return null; 17847 } 17848 } 17849 17850 private @Nullable String getStorageManagerPackageName() { 17851 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 17852 17853 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17854 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17855 | MATCH_DISABLED_COMPONENTS, 17856 UserHandle.myUserId()); 17857 if (matches.size() == 1) { 17858 return matches.get(0).getComponentInfo().packageName; 17859 } else { 17860 Slog.e(TAG, "There should probably be exactly one storage manager; found " 17861 + matches.size() + ": matches=" + matches); 17862 return null; 17863 } 17864 } 17865 17866 @Override 17867 public void setApplicationEnabledSetting(String appPackageName, 17868 int newState, int flags, int userId, String callingPackage) { 17869 if (!sUserManager.exists(userId)) return; 17870 if (callingPackage == null) { 17871 callingPackage = Integer.toString(Binder.getCallingUid()); 17872 } 17873 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 17874 } 17875 17876 @Override 17877 public void setComponentEnabledSetting(ComponentName componentName, 17878 int newState, int flags, int userId) { 17879 if (!sUserManager.exists(userId)) return; 17880 setEnabledSetting(componentName.getPackageName(), 17881 componentName.getClassName(), newState, flags, userId, null); 17882 } 17883 17884 private void setEnabledSetting(final String packageName, String className, int newState, 17885 final int flags, int userId, String callingPackage) { 17886 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 17887 || newState == COMPONENT_ENABLED_STATE_ENABLED 17888 || newState == COMPONENT_ENABLED_STATE_DISABLED 17889 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 17890 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 17891 throw new IllegalArgumentException("Invalid new component state: " 17892 + newState); 17893 } 17894 PackageSetting pkgSetting; 17895 final int uid = Binder.getCallingUid(); 17896 final int permission; 17897 if (uid == Process.SYSTEM_UID) { 17898 permission = PackageManager.PERMISSION_GRANTED; 17899 } else { 17900 permission = mContext.checkCallingOrSelfPermission( 17901 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 17902 } 17903 enforceCrossUserPermission(uid, userId, 17904 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 17905 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 17906 boolean sendNow = false; 17907 boolean isApp = (className == null); 17908 String componentName = isApp ? packageName : className; 17909 int packageUid = -1; 17910 ArrayList<String> components; 17911 17912 // writer 17913 synchronized (mPackages) { 17914 pkgSetting = mSettings.mPackages.get(packageName); 17915 if (pkgSetting == null) { 17916 if (className == null) { 17917 throw new IllegalArgumentException("Unknown package: " + packageName); 17918 } 17919 throw new IllegalArgumentException( 17920 "Unknown component: " + packageName + "/" + className); 17921 } 17922 } 17923 17924 // Limit who can change which apps 17925 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 17926 // Don't allow apps that don't have permission to modify other apps 17927 if (!allowedByPermission) { 17928 throw new SecurityException( 17929 "Permission Denial: attempt to change component state from pid=" 17930 + Binder.getCallingPid() 17931 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 17932 } 17933 // Don't allow changing protected packages. 17934 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 17935 throw new SecurityException("Cannot disable a protected package: " + packageName); 17936 } 17937 } 17938 17939 synchronized (mPackages) { 17940 if (uid == Process.SHELL_UID) { 17941 // Shell can only change whole packages between ENABLED and DISABLED_USER states 17942 int oldState = pkgSetting.getEnabled(userId); 17943 if (className == null 17944 && 17945 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 17946 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 17947 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 17948 && 17949 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 17950 || newState == COMPONENT_ENABLED_STATE_DEFAULT 17951 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 17952 // ok 17953 } else { 17954 throw new SecurityException( 17955 "Shell cannot change component state for " + packageName + "/" 17956 + className + " to " + newState); 17957 } 17958 } 17959 if (className == null) { 17960 // We're dealing with an application/package level state change 17961 if (pkgSetting.getEnabled(userId) == newState) { 17962 // Nothing to do 17963 return; 17964 } 17965 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 17966 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 17967 // Don't care about who enables an app. 17968 callingPackage = null; 17969 } 17970 pkgSetting.setEnabled(newState, userId, callingPackage); 17971 // pkgSetting.pkg.mSetEnabled = newState; 17972 } else { 17973 // We're dealing with a component level state change 17974 // First, verify that this is a valid class name. 17975 PackageParser.Package pkg = pkgSetting.pkg; 17976 if (pkg == null || !pkg.hasComponentClassName(className)) { 17977 if (pkg != null && 17978 pkg.applicationInfo.targetSdkVersion >= 17979 Build.VERSION_CODES.JELLY_BEAN) { 17980 throw new IllegalArgumentException("Component class " + className 17981 + " does not exist in " + packageName); 17982 } else { 17983 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 17984 + className + " does not exist in " + packageName); 17985 } 17986 } 17987 switch (newState) { 17988 case COMPONENT_ENABLED_STATE_ENABLED: 17989 if (!pkgSetting.enableComponentLPw(className, userId)) { 17990 return; 17991 } 17992 break; 17993 case COMPONENT_ENABLED_STATE_DISABLED: 17994 if (!pkgSetting.disableComponentLPw(className, userId)) { 17995 return; 17996 } 17997 break; 17998 case COMPONENT_ENABLED_STATE_DEFAULT: 17999 if (!pkgSetting.restoreComponentLPw(className, userId)) { 18000 return; 18001 } 18002 break; 18003 default: 18004 Slog.e(TAG, "Invalid new component state: " + newState); 18005 return; 18006 } 18007 } 18008 scheduleWritePackageRestrictionsLocked(userId); 18009 components = mPendingBroadcasts.get(userId, packageName); 18010 final boolean newPackage = components == null; 18011 if (newPackage) { 18012 components = new ArrayList<String>(); 18013 } 18014 if (!components.contains(componentName)) { 18015 components.add(componentName); 18016 } 18017 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 18018 sendNow = true; 18019 // Purge entry from pending broadcast list if another one exists already 18020 // since we are sending one right away. 18021 mPendingBroadcasts.remove(userId, packageName); 18022 } else { 18023 if (newPackage) { 18024 mPendingBroadcasts.put(userId, packageName, components); 18025 } 18026 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 18027 // Schedule a message 18028 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 18029 } 18030 } 18031 } 18032 18033 long callingId = Binder.clearCallingIdentity(); 18034 try { 18035 if (sendNow) { 18036 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 18037 sendPackageChangedBroadcast(packageName, 18038 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 18039 } 18040 } finally { 18041 Binder.restoreCallingIdentity(callingId); 18042 } 18043 } 18044 18045 @Override 18046 public void flushPackageRestrictionsAsUser(int userId) { 18047 if (!sUserManager.exists(userId)) { 18048 return; 18049 } 18050 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 18051 false /* checkShell */, "flushPackageRestrictions"); 18052 synchronized (mPackages) { 18053 mSettings.writePackageRestrictionsLPr(userId); 18054 mDirtyUsers.remove(userId); 18055 if (mDirtyUsers.isEmpty()) { 18056 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 18057 } 18058 } 18059 } 18060 18061 private void sendPackageChangedBroadcast(String packageName, 18062 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 18063 if (DEBUG_INSTALL) 18064 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 18065 + componentNames); 18066 Bundle extras = new Bundle(4); 18067 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 18068 String nameList[] = new String[componentNames.size()]; 18069 componentNames.toArray(nameList); 18070 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 18071 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 18072 extras.putInt(Intent.EXTRA_UID, packageUid); 18073 // If this is not reporting a change of the overall package, then only send it 18074 // to registered receivers. We don't want to launch a swath of apps for every 18075 // little component state change. 18076 final int flags = !componentNames.contains(packageName) 18077 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 18078 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 18079 new int[] {UserHandle.getUserId(packageUid)}); 18080 } 18081 18082 @Override 18083 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 18084 if (!sUserManager.exists(userId)) return; 18085 final int uid = Binder.getCallingUid(); 18086 final int permission = mContext.checkCallingOrSelfPermission( 18087 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 18088 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 18089 enforceCrossUserPermission(uid, userId, 18090 true /* requireFullPermission */, true /* checkShell */, "stop package"); 18091 // writer 18092 synchronized (mPackages) { 18093 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 18094 allowedByPermission, uid, userId)) { 18095 scheduleWritePackageRestrictionsLocked(userId); 18096 } 18097 } 18098 } 18099 18100 @Override 18101 public String getInstallerPackageName(String packageName) { 18102 // reader 18103 synchronized (mPackages) { 18104 return mSettings.getInstallerPackageNameLPr(packageName); 18105 } 18106 } 18107 18108 public boolean isOrphaned(String packageName) { 18109 // reader 18110 synchronized (mPackages) { 18111 return mSettings.isOrphaned(packageName); 18112 } 18113 } 18114 18115 @Override 18116 public int getApplicationEnabledSetting(String packageName, int userId) { 18117 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18118 int uid = Binder.getCallingUid(); 18119 enforceCrossUserPermission(uid, userId, 18120 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 18121 // reader 18122 synchronized (mPackages) { 18123 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 18124 } 18125 } 18126 18127 @Override 18128 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 18129 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18130 int uid = Binder.getCallingUid(); 18131 enforceCrossUserPermission(uid, userId, 18132 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 18133 // reader 18134 synchronized (mPackages) { 18135 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 18136 } 18137 } 18138 18139 @Override 18140 public void enterSafeMode() { 18141 enforceSystemOrRoot("Only the system can request entering safe mode"); 18142 18143 if (!mSystemReady) { 18144 mSafeMode = true; 18145 } 18146 } 18147 18148 @Override 18149 public void systemReady() { 18150 mSystemReady = true; 18151 18152 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 18153 // disabled after already being started. 18154 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 18155 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 18156 18157 // Read the compatibilty setting when the system is ready. 18158 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 18159 mContext.getContentResolver(), 18160 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 18161 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 18162 if (DEBUG_SETTINGS) { 18163 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 18164 } 18165 18166 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 18167 18168 synchronized (mPackages) { 18169 // Verify that all of the preferred activity components actually 18170 // exist. It is possible for applications to be updated and at 18171 // that point remove a previously declared activity component that 18172 // had been set as a preferred activity. We try to clean this up 18173 // the next time we encounter that preferred activity, but it is 18174 // possible for the user flow to never be able to return to that 18175 // situation so here we do a sanity check to make sure we haven't 18176 // left any junk around. 18177 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 18178 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18179 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18180 removed.clear(); 18181 for (PreferredActivity pa : pir.filterSet()) { 18182 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 18183 removed.add(pa); 18184 } 18185 } 18186 if (removed.size() > 0) { 18187 for (int r=0; r<removed.size(); r++) { 18188 PreferredActivity pa = removed.get(r); 18189 Slog.w(TAG, "Removing dangling preferred activity: " 18190 + pa.mPref.mComponent); 18191 pir.removeFilter(pa); 18192 } 18193 mSettings.writePackageRestrictionsLPr( 18194 mSettings.mPreferredActivities.keyAt(i)); 18195 } 18196 } 18197 18198 for (int userId : UserManagerService.getInstance().getUserIds()) { 18199 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 18200 grantPermissionsUserIds = ArrayUtils.appendInt( 18201 grantPermissionsUserIds, userId); 18202 } 18203 } 18204 } 18205 sUserManager.systemReady(); 18206 18207 // If we upgraded grant all default permissions before kicking off. 18208 for (int userId : grantPermissionsUserIds) { 18209 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 18210 } 18211 18212 // If we did not grant default permissions, we preload from this the 18213 // default permission exceptions lazily to ensure we don't hit the 18214 // disk on a new user creation. 18215 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 18216 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 18217 } 18218 18219 // Kick off any messages waiting for system ready 18220 if (mPostSystemReadyMessages != null) { 18221 for (Message msg : mPostSystemReadyMessages) { 18222 msg.sendToTarget(); 18223 } 18224 mPostSystemReadyMessages = null; 18225 } 18226 18227 // Watch for external volumes that come and go over time 18228 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18229 storage.registerListener(mStorageListener); 18230 18231 mInstallerService.systemReady(); 18232 mPackageDexOptimizer.systemReady(); 18233 18234 MountServiceInternal mountServiceInternal = LocalServices.getService( 18235 MountServiceInternal.class); 18236 mountServiceInternal.addExternalStoragePolicy( 18237 new MountServiceInternal.ExternalStorageMountPolicy() { 18238 @Override 18239 public int getMountMode(int uid, String packageName) { 18240 if (Process.isIsolated(uid)) { 18241 return Zygote.MOUNT_EXTERNAL_NONE; 18242 } 18243 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 18244 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18245 } 18246 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18247 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18248 } 18249 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18250 return Zygote.MOUNT_EXTERNAL_READ; 18251 } 18252 return Zygote.MOUNT_EXTERNAL_WRITE; 18253 } 18254 18255 @Override 18256 public boolean hasExternalStorage(int uid, String packageName) { 18257 return true; 18258 } 18259 }); 18260 18261 // Now that we're mostly running, clean up stale users and apps 18262 reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 18263 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 18264 } 18265 18266 @Override 18267 public boolean isSafeMode() { 18268 return mSafeMode; 18269 } 18270 18271 @Override 18272 public boolean hasSystemUidErrors() { 18273 return mHasSystemUidErrors; 18274 } 18275 18276 static String arrayToString(int[] array) { 18277 StringBuffer buf = new StringBuffer(128); 18278 buf.append('['); 18279 if (array != null) { 18280 for (int i=0; i<array.length; i++) { 18281 if (i > 0) buf.append(", "); 18282 buf.append(array[i]); 18283 } 18284 } 18285 buf.append(']'); 18286 return buf.toString(); 18287 } 18288 18289 static class DumpState { 18290 public static final int DUMP_LIBS = 1 << 0; 18291 public static final int DUMP_FEATURES = 1 << 1; 18292 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 18293 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 18294 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 18295 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 18296 public static final int DUMP_PERMISSIONS = 1 << 6; 18297 public static final int DUMP_PACKAGES = 1 << 7; 18298 public static final int DUMP_SHARED_USERS = 1 << 8; 18299 public static final int DUMP_MESSAGES = 1 << 9; 18300 public static final int DUMP_PROVIDERS = 1 << 10; 18301 public static final int DUMP_VERIFIERS = 1 << 11; 18302 public static final int DUMP_PREFERRED = 1 << 12; 18303 public static final int DUMP_PREFERRED_XML = 1 << 13; 18304 public static final int DUMP_KEYSETS = 1 << 14; 18305 public static final int DUMP_VERSION = 1 << 15; 18306 public static final int DUMP_INSTALLS = 1 << 16; 18307 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 18308 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 18309 public static final int DUMP_FROZEN = 1 << 19; 18310 public static final int DUMP_DEXOPT = 1 << 20; 18311 public static final int DUMP_COMPILER_STATS = 1 << 21; 18312 18313 public static final int OPTION_SHOW_FILTERS = 1 << 0; 18314 18315 private int mTypes; 18316 18317 private int mOptions; 18318 18319 private boolean mTitlePrinted; 18320 18321 private SharedUserSetting mSharedUser; 18322 18323 public boolean isDumping(int type) { 18324 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 18325 return true; 18326 } 18327 18328 return (mTypes & type) != 0; 18329 } 18330 18331 public void setDump(int type) { 18332 mTypes |= type; 18333 } 18334 18335 public boolean isOptionEnabled(int option) { 18336 return (mOptions & option) != 0; 18337 } 18338 18339 public void setOptionEnabled(int option) { 18340 mOptions |= option; 18341 } 18342 18343 public boolean onTitlePrinted() { 18344 final boolean printed = mTitlePrinted; 18345 mTitlePrinted = true; 18346 return printed; 18347 } 18348 18349 public boolean getTitlePrinted() { 18350 return mTitlePrinted; 18351 } 18352 18353 public void setTitlePrinted(boolean enabled) { 18354 mTitlePrinted = enabled; 18355 } 18356 18357 public SharedUserSetting getSharedUser() { 18358 return mSharedUser; 18359 } 18360 18361 public void setSharedUser(SharedUserSetting user) { 18362 mSharedUser = user; 18363 } 18364 } 18365 18366 @Override 18367 public void onShellCommand(FileDescriptor in, FileDescriptor out, 18368 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 18369 (new PackageManagerShellCommand(this)).exec( 18370 this, in, out, err, args, resultReceiver); 18371 } 18372 18373 @Override 18374 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 18375 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 18376 != PackageManager.PERMISSION_GRANTED) { 18377 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 18378 + Binder.getCallingPid() 18379 + ", uid=" + Binder.getCallingUid() 18380 + " without permission " 18381 + android.Manifest.permission.DUMP); 18382 return; 18383 } 18384 18385 DumpState dumpState = new DumpState(); 18386 boolean fullPreferred = false; 18387 boolean checkin = false; 18388 18389 String packageName = null; 18390 ArraySet<String> permissionNames = null; 18391 18392 int opti = 0; 18393 while (opti < args.length) { 18394 String opt = args[opti]; 18395 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 18396 break; 18397 } 18398 opti++; 18399 18400 if ("-a".equals(opt)) { 18401 // Right now we only know how to print all. 18402 } else if ("-h".equals(opt)) { 18403 pw.println("Package manager dump options:"); 18404 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 18405 pw.println(" --checkin: dump for a checkin"); 18406 pw.println(" -f: print details of intent filters"); 18407 pw.println(" -h: print this help"); 18408 pw.println(" cmd may be one of:"); 18409 pw.println(" l[ibraries]: list known shared libraries"); 18410 pw.println(" f[eatures]: list device features"); 18411 pw.println(" k[eysets]: print known keysets"); 18412 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 18413 pw.println(" perm[issions]: dump permissions"); 18414 pw.println(" permission [name ...]: dump declaration and use of given permission"); 18415 pw.println(" pref[erred]: print preferred package settings"); 18416 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 18417 pw.println(" prov[iders]: dump content providers"); 18418 pw.println(" p[ackages]: dump installed packages"); 18419 pw.println(" s[hared-users]: dump shared user IDs"); 18420 pw.println(" m[essages]: print collected runtime messages"); 18421 pw.println(" v[erifiers]: print package verifier info"); 18422 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 18423 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 18424 pw.println(" version: print database version info"); 18425 pw.println(" write: write current settings now"); 18426 pw.println(" installs: details about install sessions"); 18427 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 18428 pw.println(" dexopt: dump dexopt state"); 18429 pw.println(" compiler-stats: dump compiler statistics"); 18430 pw.println(" <package.name>: info about given package"); 18431 return; 18432 } else if ("--checkin".equals(opt)) { 18433 checkin = true; 18434 } else if ("-f".equals(opt)) { 18435 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18436 } else { 18437 pw.println("Unknown argument: " + opt + "; use -h for help"); 18438 } 18439 } 18440 18441 // Is the caller requesting to dump a particular piece of data? 18442 if (opti < args.length) { 18443 String cmd = args[opti]; 18444 opti++; 18445 // Is this a package name? 18446 if ("android".equals(cmd) || cmd.contains(".")) { 18447 packageName = cmd; 18448 // When dumping a single package, we always dump all of its 18449 // filter information since the amount of data will be reasonable. 18450 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18451 } else if ("check-permission".equals(cmd)) { 18452 if (opti >= args.length) { 18453 pw.println("Error: check-permission missing permission argument"); 18454 return; 18455 } 18456 String perm = args[opti]; 18457 opti++; 18458 if (opti >= args.length) { 18459 pw.println("Error: check-permission missing package argument"); 18460 return; 18461 } 18462 String pkg = args[opti]; 18463 opti++; 18464 int user = UserHandle.getUserId(Binder.getCallingUid()); 18465 if (opti < args.length) { 18466 try { 18467 user = Integer.parseInt(args[opti]); 18468 } catch (NumberFormatException e) { 18469 pw.println("Error: check-permission user argument is not a number: " 18470 + args[opti]); 18471 return; 18472 } 18473 } 18474 pw.println(checkPermission(perm, pkg, user)); 18475 return; 18476 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 18477 dumpState.setDump(DumpState.DUMP_LIBS); 18478 } else if ("f".equals(cmd) || "features".equals(cmd)) { 18479 dumpState.setDump(DumpState.DUMP_FEATURES); 18480 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 18481 if (opti >= args.length) { 18482 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 18483 | DumpState.DUMP_SERVICE_RESOLVERS 18484 | DumpState.DUMP_RECEIVER_RESOLVERS 18485 | DumpState.DUMP_CONTENT_RESOLVERS); 18486 } else { 18487 while (opti < args.length) { 18488 String name = args[opti]; 18489 if ("a".equals(name) || "activity".equals(name)) { 18490 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 18491 } else if ("s".equals(name) || "service".equals(name)) { 18492 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 18493 } else if ("r".equals(name) || "receiver".equals(name)) { 18494 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 18495 } else if ("c".equals(name) || "content".equals(name)) { 18496 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 18497 } else { 18498 pw.println("Error: unknown resolver table type: " + name); 18499 return; 18500 } 18501 opti++; 18502 } 18503 } 18504 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 18505 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 18506 } else if ("permission".equals(cmd)) { 18507 if (opti >= args.length) { 18508 pw.println("Error: permission requires permission name"); 18509 return; 18510 } 18511 permissionNames = new ArraySet<>(); 18512 while (opti < args.length) { 18513 permissionNames.add(args[opti]); 18514 opti++; 18515 } 18516 dumpState.setDump(DumpState.DUMP_PERMISSIONS 18517 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 18518 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 18519 dumpState.setDump(DumpState.DUMP_PREFERRED); 18520 } else if ("preferred-xml".equals(cmd)) { 18521 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 18522 if (opti < args.length && "--full".equals(args[opti])) { 18523 fullPreferred = true; 18524 opti++; 18525 } 18526 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 18527 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 18528 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 18529 dumpState.setDump(DumpState.DUMP_PACKAGES); 18530 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 18531 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 18532 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 18533 dumpState.setDump(DumpState.DUMP_PROVIDERS); 18534 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 18535 dumpState.setDump(DumpState.DUMP_MESSAGES); 18536 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 18537 dumpState.setDump(DumpState.DUMP_VERIFIERS); 18538 } else if ("i".equals(cmd) || "ifv".equals(cmd) 18539 || "intent-filter-verifiers".equals(cmd)) { 18540 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 18541 } else if ("version".equals(cmd)) { 18542 dumpState.setDump(DumpState.DUMP_VERSION); 18543 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 18544 dumpState.setDump(DumpState.DUMP_KEYSETS); 18545 } else if ("installs".equals(cmd)) { 18546 dumpState.setDump(DumpState.DUMP_INSTALLS); 18547 } else if ("frozen".equals(cmd)) { 18548 dumpState.setDump(DumpState.DUMP_FROZEN); 18549 } else if ("dexopt".equals(cmd)) { 18550 dumpState.setDump(DumpState.DUMP_DEXOPT); 18551 } else if ("compiler-stats".equals(cmd)) { 18552 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 18553 } else if ("write".equals(cmd)) { 18554 synchronized (mPackages) { 18555 mSettings.writeLPr(); 18556 pw.println("Settings written."); 18557 return; 18558 } 18559 } 18560 } 18561 18562 if (checkin) { 18563 pw.println("vers,1"); 18564 } 18565 18566 // reader 18567 synchronized (mPackages) { 18568 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 18569 if (!checkin) { 18570 if (dumpState.onTitlePrinted()) 18571 pw.println(); 18572 pw.println("Database versions:"); 18573 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 18574 } 18575 } 18576 18577 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 18578 if (!checkin) { 18579 if (dumpState.onTitlePrinted()) 18580 pw.println(); 18581 pw.println("Verifiers:"); 18582 pw.print(" Required: "); 18583 pw.print(mRequiredVerifierPackage); 18584 pw.print(" (uid="); 18585 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18586 UserHandle.USER_SYSTEM)); 18587 pw.println(")"); 18588 } else if (mRequiredVerifierPackage != null) { 18589 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 18590 pw.print(","); 18591 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18592 UserHandle.USER_SYSTEM)); 18593 } 18594 } 18595 18596 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 18597 packageName == null) { 18598 if (mIntentFilterVerifierComponent != null) { 18599 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 18600 if (!checkin) { 18601 if (dumpState.onTitlePrinted()) 18602 pw.println(); 18603 pw.println("Intent Filter Verifier:"); 18604 pw.print(" Using: "); 18605 pw.print(verifierPackageName); 18606 pw.print(" (uid="); 18607 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18608 UserHandle.USER_SYSTEM)); 18609 pw.println(")"); 18610 } else if (verifierPackageName != null) { 18611 pw.print("ifv,"); pw.print(verifierPackageName); 18612 pw.print(","); 18613 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18614 UserHandle.USER_SYSTEM)); 18615 } 18616 } else { 18617 pw.println(); 18618 pw.println("No Intent Filter Verifier available!"); 18619 } 18620 } 18621 18622 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 18623 boolean printedHeader = false; 18624 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 18625 while (it.hasNext()) { 18626 String name = it.next(); 18627 SharedLibraryEntry ent = mSharedLibraries.get(name); 18628 if (!checkin) { 18629 if (!printedHeader) { 18630 if (dumpState.onTitlePrinted()) 18631 pw.println(); 18632 pw.println("Libraries:"); 18633 printedHeader = true; 18634 } 18635 pw.print(" "); 18636 } else { 18637 pw.print("lib,"); 18638 } 18639 pw.print(name); 18640 if (!checkin) { 18641 pw.print(" -> "); 18642 } 18643 if (ent.path != null) { 18644 if (!checkin) { 18645 pw.print("(jar) "); 18646 pw.print(ent.path); 18647 } else { 18648 pw.print(",jar,"); 18649 pw.print(ent.path); 18650 } 18651 } else { 18652 if (!checkin) { 18653 pw.print("(apk) "); 18654 pw.print(ent.apk); 18655 } else { 18656 pw.print(",apk,"); 18657 pw.print(ent.apk); 18658 } 18659 } 18660 pw.println(); 18661 } 18662 } 18663 18664 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 18665 if (dumpState.onTitlePrinted()) 18666 pw.println(); 18667 if (!checkin) { 18668 pw.println("Features:"); 18669 } 18670 18671 for (FeatureInfo feat : mAvailableFeatures.values()) { 18672 if (checkin) { 18673 pw.print("feat,"); 18674 pw.print(feat.name); 18675 pw.print(","); 18676 pw.println(feat.version); 18677 } else { 18678 pw.print(" "); 18679 pw.print(feat.name); 18680 if (feat.version > 0) { 18681 pw.print(" version="); 18682 pw.print(feat.version); 18683 } 18684 pw.println(); 18685 } 18686 } 18687 } 18688 18689 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 18690 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 18691 : "Activity Resolver Table:", " ", packageName, 18692 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18693 dumpState.setTitlePrinted(true); 18694 } 18695 } 18696 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 18697 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 18698 : "Receiver Resolver Table:", " ", packageName, 18699 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18700 dumpState.setTitlePrinted(true); 18701 } 18702 } 18703 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 18704 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 18705 : "Service Resolver Table:", " ", packageName, 18706 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18707 dumpState.setTitlePrinted(true); 18708 } 18709 } 18710 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 18711 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 18712 : "Provider Resolver Table:", " ", packageName, 18713 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18714 dumpState.setTitlePrinted(true); 18715 } 18716 } 18717 18718 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 18719 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18720 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18721 int user = mSettings.mPreferredActivities.keyAt(i); 18722 if (pir.dump(pw, 18723 dumpState.getTitlePrinted() 18724 ? "\nPreferred Activities User " + user + ":" 18725 : "Preferred Activities User " + user + ":", " ", 18726 packageName, true, false)) { 18727 dumpState.setTitlePrinted(true); 18728 } 18729 } 18730 } 18731 18732 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 18733 pw.flush(); 18734 FileOutputStream fout = new FileOutputStream(fd); 18735 BufferedOutputStream str = new BufferedOutputStream(fout); 18736 XmlSerializer serializer = new FastXmlSerializer(); 18737 try { 18738 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 18739 serializer.startDocument(null, true); 18740 serializer.setFeature( 18741 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 18742 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 18743 serializer.endDocument(); 18744 serializer.flush(); 18745 } catch (IllegalArgumentException e) { 18746 pw.println("Failed writing: " + e); 18747 } catch (IllegalStateException e) { 18748 pw.println("Failed writing: " + e); 18749 } catch (IOException e) { 18750 pw.println("Failed writing: " + e); 18751 } 18752 } 18753 18754 if (!checkin 18755 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 18756 && packageName == null) { 18757 pw.println(); 18758 int count = mSettings.mPackages.size(); 18759 if (count == 0) { 18760 pw.println("No applications!"); 18761 pw.println(); 18762 } else { 18763 final String prefix = " "; 18764 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 18765 if (allPackageSettings.size() == 0) { 18766 pw.println("No domain preferred apps!"); 18767 pw.println(); 18768 } else { 18769 pw.println("App verification status:"); 18770 pw.println(); 18771 count = 0; 18772 for (PackageSetting ps : allPackageSettings) { 18773 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 18774 if (ivi == null || ivi.getPackageName() == null) continue; 18775 pw.println(prefix + "Package: " + ivi.getPackageName()); 18776 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 18777 pw.println(prefix + "Status: " + ivi.getStatusString()); 18778 pw.println(); 18779 count++; 18780 } 18781 if (count == 0) { 18782 pw.println(prefix + "No app verification established."); 18783 pw.println(); 18784 } 18785 for (int userId : sUserManager.getUserIds()) { 18786 pw.println("App linkages for user " + userId + ":"); 18787 pw.println(); 18788 count = 0; 18789 for (PackageSetting ps : allPackageSettings) { 18790 final long status = ps.getDomainVerificationStatusForUser(userId); 18791 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 18792 continue; 18793 } 18794 pw.println(prefix + "Package: " + ps.name); 18795 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 18796 String statusStr = IntentFilterVerificationInfo. 18797 getStatusStringFromValue(status); 18798 pw.println(prefix + "Status: " + statusStr); 18799 pw.println(); 18800 count++; 18801 } 18802 if (count == 0) { 18803 pw.println(prefix + "No configured app linkages."); 18804 pw.println(); 18805 } 18806 } 18807 } 18808 } 18809 } 18810 18811 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 18812 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 18813 if (packageName == null && permissionNames == null) { 18814 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 18815 if (iperm == 0) { 18816 if (dumpState.onTitlePrinted()) 18817 pw.println(); 18818 pw.println("AppOp Permissions:"); 18819 } 18820 pw.print(" AppOp Permission "); 18821 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 18822 pw.println(":"); 18823 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 18824 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 18825 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 18826 } 18827 } 18828 } 18829 } 18830 18831 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 18832 boolean printedSomething = false; 18833 for (PackageParser.Provider p : mProviders.mProviders.values()) { 18834 if (packageName != null && !packageName.equals(p.info.packageName)) { 18835 continue; 18836 } 18837 if (!printedSomething) { 18838 if (dumpState.onTitlePrinted()) 18839 pw.println(); 18840 pw.println("Registered ContentProviders:"); 18841 printedSomething = true; 18842 } 18843 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 18844 pw.print(" "); pw.println(p.toString()); 18845 } 18846 printedSomething = false; 18847 for (Map.Entry<String, PackageParser.Provider> entry : 18848 mProvidersByAuthority.entrySet()) { 18849 PackageParser.Provider p = entry.getValue(); 18850 if (packageName != null && !packageName.equals(p.info.packageName)) { 18851 continue; 18852 } 18853 if (!printedSomething) { 18854 if (dumpState.onTitlePrinted()) 18855 pw.println(); 18856 pw.println("ContentProvider Authorities:"); 18857 printedSomething = true; 18858 } 18859 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 18860 pw.print(" "); pw.println(p.toString()); 18861 if (p.info != null && p.info.applicationInfo != null) { 18862 final String appInfo = p.info.applicationInfo.toString(); 18863 pw.print(" applicationInfo="); pw.println(appInfo); 18864 } 18865 } 18866 } 18867 18868 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 18869 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 18870 } 18871 18872 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 18873 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 18874 } 18875 18876 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 18877 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 18878 } 18879 18880 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 18881 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 18882 } 18883 18884 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 18885 // XXX should handle packageName != null by dumping only install data that 18886 // the given package is involved with. 18887 if (dumpState.onTitlePrinted()) pw.println(); 18888 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 18889 } 18890 18891 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 18892 // XXX should handle packageName != null by dumping only install data that 18893 // the given package is involved with. 18894 if (dumpState.onTitlePrinted()) pw.println(); 18895 18896 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18897 ipw.println(); 18898 ipw.println("Frozen packages:"); 18899 ipw.increaseIndent(); 18900 if (mFrozenPackages.size() == 0) { 18901 ipw.println("(none)"); 18902 } else { 18903 for (int i = 0; i < mFrozenPackages.size(); i++) { 18904 ipw.println(mFrozenPackages.valueAt(i)); 18905 } 18906 } 18907 ipw.decreaseIndent(); 18908 } 18909 18910 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 18911 if (dumpState.onTitlePrinted()) pw.println(); 18912 dumpDexoptStateLPr(pw, packageName); 18913 } 18914 18915 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 18916 if (dumpState.onTitlePrinted()) pw.println(); 18917 dumpCompilerStatsLPr(pw, packageName); 18918 } 18919 18920 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 18921 if (dumpState.onTitlePrinted()) pw.println(); 18922 mSettings.dumpReadMessagesLPr(pw, dumpState); 18923 18924 pw.println(); 18925 pw.println("Package warning messages:"); 18926 BufferedReader in = null; 18927 String line = null; 18928 try { 18929 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 18930 while ((line = in.readLine()) != null) { 18931 if (line.contains("ignored: updated version")) continue; 18932 pw.println(line); 18933 } 18934 } catch (IOException ignored) { 18935 } finally { 18936 IoUtils.closeQuietly(in); 18937 } 18938 } 18939 18940 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 18941 BufferedReader in = null; 18942 String line = null; 18943 try { 18944 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 18945 while ((line = in.readLine()) != null) { 18946 if (line.contains("ignored: updated version")) continue; 18947 pw.print("msg,"); 18948 pw.println(line); 18949 } 18950 } catch (IOException ignored) { 18951 } finally { 18952 IoUtils.closeQuietly(in); 18953 } 18954 } 18955 } 18956 } 18957 18958 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 18959 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18960 ipw.println(); 18961 ipw.println("Dexopt state:"); 18962 ipw.increaseIndent(); 18963 Collection<PackageParser.Package> packages = null; 18964 if (packageName != null) { 18965 PackageParser.Package targetPackage = mPackages.get(packageName); 18966 if (targetPackage != null) { 18967 packages = Collections.singletonList(targetPackage); 18968 } else { 18969 ipw.println("Unable to find package: " + packageName); 18970 return; 18971 } 18972 } else { 18973 packages = mPackages.values(); 18974 } 18975 18976 for (PackageParser.Package pkg : packages) { 18977 ipw.println("[" + pkg.packageName + "]"); 18978 ipw.increaseIndent(); 18979 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 18980 ipw.decreaseIndent(); 18981 } 18982 } 18983 18984 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 18985 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18986 ipw.println(); 18987 ipw.println("Compiler stats:"); 18988 ipw.increaseIndent(); 18989 Collection<PackageParser.Package> packages = null; 18990 if (packageName != null) { 18991 PackageParser.Package targetPackage = mPackages.get(packageName); 18992 if (targetPackage != null) { 18993 packages = Collections.singletonList(targetPackage); 18994 } else { 18995 ipw.println("Unable to find package: " + packageName); 18996 return; 18997 } 18998 } else { 18999 packages = mPackages.values(); 19000 } 19001 19002 for (PackageParser.Package pkg : packages) { 19003 ipw.println("[" + pkg.packageName + "]"); 19004 ipw.increaseIndent(); 19005 19006 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 19007 if (stats == null) { 19008 ipw.println("(No recorded stats)"); 19009 } else { 19010 stats.dump(ipw); 19011 } 19012 ipw.decreaseIndent(); 19013 } 19014 } 19015 19016 private String dumpDomainString(String packageName) { 19017 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 19018 .getList(); 19019 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 19020 19021 ArraySet<String> result = new ArraySet<>(); 19022 if (iviList.size() > 0) { 19023 for (IntentFilterVerificationInfo ivi : iviList) { 19024 for (String host : ivi.getDomains()) { 19025 result.add(host); 19026 } 19027 } 19028 } 19029 if (filters != null && filters.size() > 0) { 19030 for (IntentFilter filter : filters) { 19031 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 19032 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 19033 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 19034 result.addAll(filter.getHostsList()); 19035 } 19036 } 19037 } 19038 19039 StringBuilder sb = new StringBuilder(result.size() * 16); 19040 for (String domain : result) { 19041 if (sb.length() > 0) sb.append(" "); 19042 sb.append(domain); 19043 } 19044 return sb.toString(); 19045 } 19046 19047 // ------- apps on sdcard specific code ------- 19048 static final boolean DEBUG_SD_INSTALL = false; 19049 19050 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 19051 19052 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 19053 19054 private boolean mMediaMounted = false; 19055 19056 static String getEncryptKey() { 19057 try { 19058 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 19059 SD_ENCRYPTION_KEYSTORE_NAME); 19060 if (sdEncKey == null) { 19061 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 19062 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 19063 if (sdEncKey == null) { 19064 Slog.e(TAG, "Failed to create encryption keys"); 19065 return null; 19066 } 19067 } 19068 return sdEncKey; 19069 } catch (NoSuchAlgorithmException nsae) { 19070 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 19071 return null; 19072 } catch (IOException ioe) { 19073 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 19074 return null; 19075 } 19076 } 19077 19078 /* 19079 * Update media status on PackageManager. 19080 */ 19081 @Override 19082 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 19083 int callingUid = Binder.getCallingUid(); 19084 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 19085 throw new SecurityException("Media status can only be updated by the system"); 19086 } 19087 // reader; this apparently protects mMediaMounted, but should probably 19088 // be a different lock in that case. 19089 synchronized (mPackages) { 19090 Log.i(TAG, "Updating external media status from " 19091 + (mMediaMounted ? "mounted" : "unmounted") + " to " 19092 + (mediaStatus ? "mounted" : "unmounted")); 19093 if (DEBUG_SD_INSTALL) 19094 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 19095 + ", mMediaMounted=" + mMediaMounted); 19096 if (mediaStatus == mMediaMounted) { 19097 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 19098 : 0, -1); 19099 mHandler.sendMessage(msg); 19100 return; 19101 } 19102 mMediaMounted = mediaStatus; 19103 } 19104 // Queue up an async operation since the package installation may take a 19105 // little while. 19106 mHandler.post(new Runnable() { 19107 public void run() { 19108 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 19109 } 19110 }); 19111 } 19112 19113 /** 19114 * Called by MountService when the initial ASECs to scan are available. 19115 * Should block until all the ASEC containers are finished being scanned. 19116 */ 19117 public void scanAvailableAsecs() { 19118 updateExternalMediaStatusInner(true, false, false); 19119 } 19120 19121 /* 19122 * Collect information of applications on external media, map them against 19123 * existing containers and update information based on current mount status. 19124 * Please note that we always have to report status if reportStatus has been 19125 * set to true especially when unloading packages. 19126 */ 19127 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 19128 boolean externalStorage) { 19129 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 19130 int[] uidArr = EmptyArray.INT; 19131 19132 final String[] list = PackageHelper.getSecureContainerList(); 19133 if (ArrayUtils.isEmpty(list)) { 19134 Log.i(TAG, "No secure containers found"); 19135 } else { 19136 // Process list of secure containers and categorize them 19137 // as active or stale based on their package internal state. 19138 19139 // reader 19140 synchronized (mPackages) { 19141 for (String cid : list) { 19142 // Leave stages untouched for now; installer service owns them 19143 if (PackageInstallerService.isStageName(cid)) continue; 19144 19145 if (DEBUG_SD_INSTALL) 19146 Log.i(TAG, "Processing container " + cid); 19147 String pkgName = getAsecPackageName(cid); 19148 if (pkgName == null) { 19149 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 19150 continue; 19151 } 19152 if (DEBUG_SD_INSTALL) 19153 Log.i(TAG, "Looking for pkg : " + pkgName); 19154 19155 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19156 if (ps == null) { 19157 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 19158 continue; 19159 } 19160 19161 /* 19162 * Skip packages that are not external if we're unmounting 19163 * external storage. 19164 */ 19165 if (externalStorage && !isMounted && !isExternal(ps)) { 19166 continue; 19167 } 19168 19169 final AsecInstallArgs args = new AsecInstallArgs(cid, 19170 getAppDexInstructionSets(ps), ps.isForwardLocked()); 19171 // The package status is changed only if the code path 19172 // matches between settings and the container id. 19173 if (ps.codePathString != null 19174 && ps.codePathString.startsWith(args.getCodePath())) { 19175 if (DEBUG_SD_INSTALL) { 19176 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 19177 + " at code path: " + ps.codePathString); 19178 } 19179 19180 // We do have a valid package installed on sdcard 19181 processCids.put(args, ps.codePathString); 19182 final int uid = ps.appId; 19183 if (uid != -1) { 19184 uidArr = ArrayUtils.appendInt(uidArr, uid); 19185 } 19186 } else { 19187 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 19188 + ps.codePathString); 19189 } 19190 } 19191 } 19192 19193 Arrays.sort(uidArr); 19194 } 19195 19196 // Process packages with valid entries. 19197 if (isMounted) { 19198 if (DEBUG_SD_INSTALL) 19199 Log.i(TAG, "Loading packages"); 19200 loadMediaPackages(processCids, uidArr, externalStorage); 19201 startCleaningPackages(); 19202 mInstallerService.onSecureContainersAvailable(); 19203 } else { 19204 if (DEBUG_SD_INSTALL) 19205 Log.i(TAG, "Unloading packages"); 19206 unloadMediaPackages(processCids, uidArr, reportStatus); 19207 } 19208 } 19209 19210 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19211 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 19212 final int size = infos.size(); 19213 final String[] packageNames = new String[size]; 19214 final int[] packageUids = new int[size]; 19215 for (int i = 0; i < size; i++) { 19216 final ApplicationInfo info = infos.get(i); 19217 packageNames[i] = info.packageName; 19218 packageUids[i] = info.uid; 19219 } 19220 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 19221 finishedReceiver); 19222 } 19223 19224 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19225 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19226 sendResourcesChangedBroadcast(mediaStatus, replacing, 19227 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 19228 } 19229 19230 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19231 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19232 int size = pkgList.length; 19233 if (size > 0) { 19234 // Send broadcasts here 19235 Bundle extras = new Bundle(); 19236 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 19237 if (uidArr != null) { 19238 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 19239 } 19240 if (replacing) { 19241 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 19242 } 19243 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 19244 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 19245 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 19246 } 19247 } 19248 19249 /* 19250 * Look at potentially valid container ids from processCids If package 19251 * information doesn't match the one on record or package scanning fails, 19252 * the cid is added to list of removeCids. We currently don't delete stale 19253 * containers. 19254 */ 19255 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 19256 boolean externalStorage) { 19257 ArrayList<String> pkgList = new ArrayList<String>(); 19258 Set<AsecInstallArgs> keys = processCids.keySet(); 19259 19260 for (AsecInstallArgs args : keys) { 19261 String codePath = processCids.get(args); 19262 if (DEBUG_SD_INSTALL) 19263 Log.i(TAG, "Loading container : " + args.cid); 19264 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 19265 try { 19266 // Make sure there are no container errors first. 19267 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 19268 Slog.e(TAG, "Failed to mount cid : " + args.cid 19269 + " when installing from sdcard"); 19270 continue; 19271 } 19272 // Check code path here. 19273 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 19274 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 19275 + " does not match one in settings " + codePath); 19276 continue; 19277 } 19278 // Parse package 19279 int parseFlags = mDefParseFlags; 19280 if (args.isExternalAsec()) { 19281 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 19282 } 19283 if (args.isFwdLocked()) { 19284 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 19285 } 19286 19287 synchronized (mInstallLock) { 19288 PackageParser.Package pkg = null; 19289 try { 19290 // Sadly we don't know the package name yet to freeze it 19291 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 19292 SCAN_IGNORE_FROZEN, 0, null); 19293 } catch (PackageManagerException e) { 19294 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 19295 } 19296 // Scan the package 19297 if (pkg != null) { 19298 /* 19299 * TODO why is the lock being held? doPostInstall is 19300 * called in other places without the lock. This needs 19301 * to be straightened out. 19302 */ 19303 // writer 19304 synchronized (mPackages) { 19305 retCode = PackageManager.INSTALL_SUCCEEDED; 19306 pkgList.add(pkg.packageName); 19307 // Post process args 19308 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 19309 pkg.applicationInfo.uid); 19310 } 19311 } else { 19312 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 19313 } 19314 } 19315 19316 } finally { 19317 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 19318 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 19319 } 19320 } 19321 } 19322 // writer 19323 synchronized (mPackages) { 19324 // If the platform SDK has changed since the last time we booted, 19325 // we need to re-grant app permission to catch any new ones that 19326 // appear. This is really a hack, and means that apps can in some 19327 // cases get permissions that the user didn't initially explicitly 19328 // allow... it would be nice to have some better way to handle 19329 // this situation. 19330 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 19331 : mSettings.getInternalVersion(); 19332 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 19333 : StorageManager.UUID_PRIVATE_INTERNAL; 19334 19335 int updateFlags = UPDATE_PERMISSIONS_ALL; 19336 if (ver.sdkVersion != mSdkVersion) { 19337 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19338 + mSdkVersion + "; regranting permissions for external"); 19339 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19340 } 19341 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19342 19343 // Yay, everything is now upgraded 19344 ver.forceCurrent(); 19345 19346 // can downgrade to reader 19347 // Persist settings 19348 mSettings.writeLPr(); 19349 } 19350 // Send a broadcast to let everyone know we are done processing 19351 if (pkgList.size() > 0) { 19352 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 19353 } 19354 } 19355 19356 /* 19357 * Utility method to unload a list of specified containers 19358 */ 19359 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 19360 // Just unmount all valid containers. 19361 for (AsecInstallArgs arg : cidArgs) { 19362 synchronized (mInstallLock) { 19363 arg.doPostDeleteLI(false); 19364 } 19365 } 19366 } 19367 19368 /* 19369 * Unload packages mounted on external media. This involves deleting package 19370 * data from internal structures, sending broadcasts about disabled packages, 19371 * gc'ing to free up references, unmounting all secure containers 19372 * corresponding to packages on external media, and posting a 19373 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 19374 * that we always have to post this message if status has been requested no 19375 * matter what. 19376 */ 19377 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 19378 final boolean reportStatus) { 19379 if (DEBUG_SD_INSTALL) 19380 Log.i(TAG, "unloading media packages"); 19381 ArrayList<String> pkgList = new ArrayList<String>(); 19382 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 19383 final Set<AsecInstallArgs> keys = processCids.keySet(); 19384 for (AsecInstallArgs args : keys) { 19385 String pkgName = args.getPackageName(); 19386 if (DEBUG_SD_INSTALL) 19387 Log.i(TAG, "Trying to unload pkg : " + pkgName); 19388 // Delete package internally 19389 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19390 synchronized (mInstallLock) { 19391 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19392 final boolean res; 19393 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 19394 "unloadMediaPackages")) { 19395 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 19396 null); 19397 } 19398 if (res) { 19399 pkgList.add(pkgName); 19400 } else { 19401 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 19402 failedList.add(args); 19403 } 19404 } 19405 } 19406 19407 // reader 19408 synchronized (mPackages) { 19409 // We didn't update the settings after removing each package; 19410 // write them now for all packages. 19411 mSettings.writeLPr(); 19412 } 19413 19414 // We have to absolutely send UPDATED_MEDIA_STATUS only 19415 // after confirming that all the receivers processed the ordered 19416 // broadcast when packages get disabled, force a gc to clean things up. 19417 // and unload all the containers. 19418 if (pkgList.size() > 0) { 19419 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 19420 new IIntentReceiver.Stub() { 19421 public void performReceive(Intent intent, int resultCode, String data, 19422 Bundle extras, boolean ordered, boolean sticky, 19423 int sendingUser) throws RemoteException { 19424 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 19425 reportStatus ? 1 : 0, 1, keys); 19426 mHandler.sendMessage(msg); 19427 } 19428 }); 19429 } else { 19430 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 19431 keys); 19432 mHandler.sendMessage(msg); 19433 } 19434 } 19435 19436 private void loadPrivatePackages(final VolumeInfo vol) { 19437 mHandler.post(new Runnable() { 19438 @Override 19439 public void run() { 19440 loadPrivatePackagesInner(vol); 19441 } 19442 }); 19443 } 19444 19445 private void loadPrivatePackagesInner(VolumeInfo vol) { 19446 final String volumeUuid = vol.fsUuid; 19447 if (TextUtils.isEmpty(volumeUuid)) { 19448 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 19449 return; 19450 } 19451 19452 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 19453 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 19454 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 19455 19456 final VersionInfo ver; 19457 final List<PackageSetting> packages; 19458 synchronized (mPackages) { 19459 ver = mSettings.findOrCreateVersion(volumeUuid); 19460 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19461 } 19462 19463 for (PackageSetting ps : packages) { 19464 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 19465 synchronized (mInstallLock) { 19466 final PackageParser.Package pkg; 19467 try { 19468 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 19469 loaded.add(pkg.applicationInfo); 19470 19471 } catch (PackageManagerException e) { 19472 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 19473 } 19474 19475 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 19476 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 19477 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 19478 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19479 } 19480 } 19481 } 19482 19483 // Reconcile app data for all started/unlocked users 19484 final StorageManager sm = mContext.getSystemService(StorageManager.class); 19485 final UserManager um = mContext.getSystemService(UserManager.class); 19486 UserManagerInternal umInternal = getUserManagerInternal(); 19487 for (UserInfo user : um.getUsers()) { 19488 final int flags; 19489 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19490 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19491 } else if (umInternal.isUserRunning(user.id)) { 19492 flags = StorageManager.FLAG_STORAGE_DE; 19493 } else { 19494 continue; 19495 } 19496 19497 try { 19498 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 19499 synchronized (mInstallLock) { 19500 reconcileAppsDataLI(volumeUuid, user.id, flags); 19501 } 19502 } catch (IllegalStateException e) { 19503 // Device was probably ejected, and we'll process that event momentarily 19504 Slog.w(TAG, "Failed to prepare storage: " + e); 19505 } 19506 } 19507 19508 synchronized (mPackages) { 19509 int updateFlags = UPDATE_PERMISSIONS_ALL; 19510 if (ver.sdkVersion != mSdkVersion) { 19511 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19512 + mSdkVersion + "; regranting permissions for " + volumeUuid); 19513 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19514 } 19515 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19516 19517 // Yay, everything is now upgraded 19518 ver.forceCurrent(); 19519 19520 mSettings.writeLPr(); 19521 } 19522 19523 for (PackageFreezer freezer : freezers) { 19524 freezer.close(); 19525 } 19526 19527 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 19528 sendResourcesChangedBroadcast(true, false, loaded, null); 19529 } 19530 19531 private void unloadPrivatePackages(final VolumeInfo vol) { 19532 mHandler.post(new Runnable() { 19533 @Override 19534 public void run() { 19535 unloadPrivatePackagesInner(vol); 19536 } 19537 }); 19538 } 19539 19540 private void unloadPrivatePackagesInner(VolumeInfo vol) { 19541 final String volumeUuid = vol.fsUuid; 19542 if (TextUtils.isEmpty(volumeUuid)) { 19543 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 19544 return; 19545 } 19546 19547 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 19548 synchronized (mInstallLock) { 19549 synchronized (mPackages) { 19550 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 19551 for (PackageSetting ps : packages) { 19552 if (ps.pkg == null) continue; 19553 19554 final ApplicationInfo info = ps.pkg.applicationInfo; 19555 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19556 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19557 19558 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 19559 "unloadPrivatePackagesInner")) { 19560 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 19561 false, null)) { 19562 unloaded.add(info); 19563 } else { 19564 Slog.w(TAG, "Failed to unload " + ps.codePath); 19565 } 19566 } 19567 19568 // Try very hard to release any references to this package 19569 // so we don't risk the system server being killed due to 19570 // open FDs 19571 AttributeCache.instance().removePackage(ps.name); 19572 } 19573 19574 mSettings.writeLPr(); 19575 } 19576 } 19577 19578 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 19579 sendResourcesChangedBroadcast(false, false, unloaded, null); 19580 19581 // Try very hard to release any references to this path so we don't risk 19582 // the system server being killed due to open FDs 19583 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 19584 19585 for (int i = 0; i < 3; i++) { 19586 System.gc(); 19587 System.runFinalization(); 19588 } 19589 } 19590 19591 /** 19592 * Prepare storage areas for given user on all mounted devices. 19593 */ 19594 void prepareUserData(int userId, int userSerial, int flags) { 19595 synchronized (mInstallLock) { 19596 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19597 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19598 final String volumeUuid = vol.getFsUuid(); 19599 prepareUserDataLI(volumeUuid, userId, userSerial, flags, true); 19600 } 19601 } 19602 } 19603 19604 private void prepareUserDataLI(String volumeUuid, int userId, int userSerial, int flags, 19605 boolean allowRecover) { 19606 // Prepare storage and verify that serial numbers are consistent; if 19607 // there's a mismatch we need to destroy to avoid leaking data 19608 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19609 try { 19610 storage.prepareUserStorage(volumeUuid, userId, userSerial, flags); 19611 19612 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0 && !mOnlyCore) { 19613 UserManagerService.enforceSerialNumber( 19614 Environment.getDataUserDeDirectory(volumeUuid, userId), userSerial); 19615 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19616 UserManagerService.enforceSerialNumber( 19617 Environment.getDataSystemDeDirectory(userId), userSerial); 19618 } 19619 } 19620 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && !mOnlyCore) { 19621 UserManagerService.enforceSerialNumber( 19622 Environment.getDataUserCeDirectory(volumeUuid, userId), userSerial); 19623 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19624 UserManagerService.enforceSerialNumber( 19625 Environment.getDataSystemCeDirectory(userId), userSerial); 19626 } 19627 } 19628 19629 synchronized (mInstallLock) { 19630 mInstaller.createUserData(volumeUuid, userId, userSerial, flags); 19631 } 19632 } catch (Exception e) { 19633 logCriticalInfo(Log.WARN, "Destroying user " + userId + " on volume " + volumeUuid 19634 + " because we failed to prepare: " + e); 19635 destroyUserDataLI(volumeUuid, userId, 19636 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19637 19638 if (allowRecover) { 19639 // Try one last time; if we fail again we're really in trouble 19640 prepareUserDataLI(volumeUuid, userId, userSerial, flags, false); 19641 } 19642 } 19643 } 19644 19645 /** 19646 * Destroy storage areas for given user on all mounted devices. 19647 */ 19648 void destroyUserData(int userId, int flags) { 19649 synchronized (mInstallLock) { 19650 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19651 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19652 final String volumeUuid = vol.getFsUuid(); 19653 destroyUserDataLI(volumeUuid, userId, flags); 19654 } 19655 } 19656 } 19657 19658 private void destroyUserDataLI(String volumeUuid, int userId, int flags) { 19659 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19660 try { 19661 // Clean up app data, profile data, and media data 19662 mInstaller.destroyUserData(volumeUuid, userId, flags); 19663 19664 // Clean up system data 19665 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19666 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19667 FileUtils.deleteContentsAndDir(Environment.getUserSystemDirectory(userId)); 19668 FileUtils.deleteContentsAndDir(Environment.getDataSystemDeDirectory(userId)); 19669 } 19670 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19671 FileUtils.deleteContentsAndDir(Environment.getDataSystemCeDirectory(userId)); 19672 } 19673 } 19674 19675 // Data with special labels is now gone, so finish the job 19676 storage.destroyUserStorage(volumeUuid, userId, flags); 19677 19678 } catch (Exception e) { 19679 logCriticalInfo(Log.WARN, 19680 "Failed to destroy user " + userId + " on volume " + volumeUuid + ": " + e); 19681 } 19682 } 19683 19684 /** 19685 * Examine all users present on given mounted volume, and destroy data 19686 * belonging to users that are no longer valid, or whose user ID has been 19687 * recycled. 19688 */ 19689 private void reconcileUsers(String volumeUuid) { 19690 final List<File> files = new ArrayList<>(); 19691 Collections.addAll(files, FileUtils 19692 .listFilesOrEmpty(Environment.getDataUserDeDirectory(volumeUuid))); 19693 Collections.addAll(files, FileUtils 19694 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid))); 19695 Collections.addAll(files, FileUtils 19696 .listFilesOrEmpty(Environment.getDataSystemDeDirectory())); 19697 Collections.addAll(files, FileUtils 19698 .listFilesOrEmpty(Environment.getDataSystemCeDirectory())); 19699 for (File file : files) { 19700 if (!file.isDirectory()) continue; 19701 19702 final int userId; 19703 final UserInfo info; 19704 try { 19705 userId = Integer.parseInt(file.getName()); 19706 info = sUserManager.getUserInfo(userId); 19707 } catch (NumberFormatException e) { 19708 Slog.w(TAG, "Invalid user directory " + file); 19709 continue; 19710 } 19711 19712 boolean destroyUser = false; 19713 if (info == null) { 19714 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19715 + " because no matching user was found"); 19716 destroyUser = true; 19717 } else if (!mOnlyCore) { 19718 try { 19719 UserManagerService.enforceSerialNumber(file, info.serialNumber); 19720 } catch (IOException e) { 19721 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19722 + " because we failed to enforce serial number: " + e); 19723 destroyUser = true; 19724 } 19725 } 19726 19727 if (destroyUser) { 19728 synchronized (mInstallLock) { 19729 destroyUserDataLI(volumeUuid, userId, 19730 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19731 } 19732 } 19733 } 19734 } 19735 19736 private void assertPackageKnown(String volumeUuid, String packageName) 19737 throws PackageManagerException { 19738 synchronized (mPackages) { 19739 // Normalize package name to handle renamed packages 19740 packageName = normalizePackageNameLPr(packageName); 19741 19742 final PackageSetting ps = mSettings.mPackages.get(packageName); 19743 if (ps == null) { 19744 throw new PackageManagerException("Package " + packageName + " is unknown"); 19745 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19746 throw new PackageManagerException( 19747 "Package " + packageName + " found on unknown volume " + volumeUuid 19748 + "; expected volume " + ps.volumeUuid); 19749 } 19750 } 19751 } 19752 19753 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 19754 throws PackageManagerException { 19755 synchronized (mPackages) { 19756 // Normalize package name to handle renamed packages 19757 packageName = normalizePackageNameLPr(packageName); 19758 19759 final PackageSetting ps = mSettings.mPackages.get(packageName); 19760 if (ps == null) { 19761 throw new PackageManagerException("Package " + packageName + " is unknown"); 19762 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19763 throw new PackageManagerException( 19764 "Package " + packageName + " found on unknown volume " + volumeUuid 19765 + "; expected volume " + ps.volumeUuid); 19766 } else if (!ps.getInstalled(userId)) { 19767 throw new PackageManagerException( 19768 "Package " + packageName + " not installed for user " + userId); 19769 } 19770 } 19771 } 19772 19773 /** 19774 * Examine all apps present on given mounted volume, and destroy apps that 19775 * aren't expected, either due to uninstallation or reinstallation on 19776 * another volume. 19777 */ 19778 private void reconcileApps(String volumeUuid) { 19779 final File[] files = FileUtils 19780 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 19781 for (File file : files) { 19782 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 19783 && !PackageInstallerService.isStageName(file.getName()); 19784 if (!isPackage) { 19785 // Ignore entries which are not packages 19786 continue; 19787 } 19788 19789 try { 19790 final PackageLite pkg = PackageParser.parsePackageLite(file, 19791 PackageParser.PARSE_MUST_BE_APK); 19792 assertPackageKnown(volumeUuid, pkg.packageName); 19793 19794 } catch (PackageParserException | PackageManagerException e) { 19795 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19796 synchronized (mInstallLock) { 19797 removeCodePathLI(file); 19798 } 19799 } 19800 } 19801 } 19802 19803 /** 19804 * Reconcile all app data for the given user. 19805 * <p> 19806 * Verifies that directories exist and that ownership and labeling is 19807 * correct for all installed apps on all mounted volumes. 19808 */ 19809 void reconcileAppsData(int userId, int flags) { 19810 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19811 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19812 final String volumeUuid = vol.getFsUuid(); 19813 synchronized (mInstallLock) { 19814 reconcileAppsDataLI(volumeUuid, userId, flags); 19815 } 19816 } 19817 } 19818 19819 /** 19820 * Reconcile all app data on given mounted volume. 19821 * <p> 19822 * Destroys app data that isn't expected, either due to uninstallation or 19823 * reinstallation on another volume. 19824 * <p> 19825 * Verifies that directories exist and that ownership and labeling is 19826 * correct for all installed apps. 19827 */ 19828 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags) { 19829 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 19830 + Integer.toHexString(flags)); 19831 19832 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 19833 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 19834 19835 // First look for stale data that doesn't belong, and check if things 19836 // have changed since we did our last restorecon 19837 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19838 if (StorageManager.isFileEncryptedNativeOrEmulated() 19839 && !StorageManager.isUserKeyUnlocked(userId)) { 19840 throw new RuntimeException( 19841 "Yikes, someone asked us to reconcile CE storage while " + userId 19842 + " was still locked; this would have caused massive data loss!"); 19843 } 19844 19845 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 19846 for (File file : files) { 19847 final String packageName = file.getName(); 19848 try { 19849 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19850 } catch (PackageManagerException e) { 19851 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19852 try { 19853 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19854 StorageManager.FLAG_STORAGE_CE, 0); 19855 } catch (InstallerException e2) { 19856 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19857 } 19858 } 19859 } 19860 } 19861 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19862 final File[] files = FileUtils.listFilesOrEmpty(deDir); 19863 for (File file : files) { 19864 final String packageName = file.getName(); 19865 try { 19866 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19867 } catch (PackageManagerException e) { 19868 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19869 try { 19870 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19871 StorageManager.FLAG_STORAGE_DE, 0); 19872 } catch (InstallerException e2) { 19873 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19874 } 19875 } 19876 } 19877 } 19878 19879 // Ensure that data directories are ready to roll for all packages 19880 // installed for this volume and user 19881 final List<PackageSetting> packages; 19882 synchronized (mPackages) { 19883 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19884 } 19885 int preparedCount = 0; 19886 for (PackageSetting ps : packages) { 19887 final String packageName = ps.name; 19888 if (ps.pkg == null) { 19889 Slog.w(TAG, "Odd, missing scanned package " + packageName); 19890 // TODO: might be due to legacy ASEC apps; we should circle back 19891 // and reconcile again once they're scanned 19892 continue; 19893 } 19894 19895 if (ps.getInstalled(userId)) { 19896 prepareAppDataLIF(ps.pkg, userId, flags); 19897 19898 if (maybeMigrateAppDataLIF(ps.pkg, userId)) { 19899 // We may have just shuffled around app data directories, so 19900 // prepare them one more time 19901 prepareAppDataLIF(ps.pkg, userId, flags); 19902 } 19903 19904 preparedCount++; 19905 } 19906 } 19907 19908 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 19909 } 19910 19911 /** 19912 * Prepare app data for the given app just after it was installed or 19913 * upgraded. This method carefully only touches users that it's installed 19914 * for, and it forces a restorecon to handle any seinfo changes. 19915 * <p> 19916 * Verifies that directories exist and that ownership and labeling is 19917 * correct for all installed apps. If there is an ownership mismatch, it 19918 * will try recovering system apps by wiping data; third-party app data is 19919 * left intact. 19920 * <p> 19921 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 19922 */ 19923 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 19924 final PackageSetting ps; 19925 synchronized (mPackages) { 19926 ps = mSettings.mPackages.get(pkg.packageName); 19927 mSettings.writeKernelMappingLPr(ps); 19928 } 19929 19930 final UserManager um = mContext.getSystemService(UserManager.class); 19931 UserManagerInternal umInternal = getUserManagerInternal(); 19932 for (UserInfo user : um.getUsers()) { 19933 final int flags; 19934 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19935 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19936 } else if (umInternal.isUserRunning(user.id)) { 19937 flags = StorageManager.FLAG_STORAGE_DE; 19938 } else { 19939 continue; 19940 } 19941 19942 if (ps.getInstalled(user.id)) { 19943 // TODO: when user data is locked, mark that we're still dirty 19944 prepareAppDataLIF(pkg, user.id, flags); 19945 } 19946 } 19947 } 19948 19949 /** 19950 * Prepare app data for the given app. 19951 * <p> 19952 * Verifies that directories exist and that ownership and labeling is 19953 * correct for all installed apps. If there is an ownership mismatch, this 19954 * will try recovering system apps by wiping data; third-party app data is 19955 * left intact. 19956 */ 19957 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 19958 if (pkg == null) { 19959 Slog.wtf(TAG, "Package was null!", new Throwable()); 19960 return; 19961 } 19962 prepareAppDataLeafLIF(pkg, userId, flags); 19963 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 19964 for (int i = 0; i < childCount; i++) { 19965 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 19966 } 19967 } 19968 19969 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 19970 if (DEBUG_APP_DATA) { 19971 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 19972 + Integer.toHexString(flags)); 19973 } 19974 19975 final String volumeUuid = pkg.volumeUuid; 19976 final String packageName = pkg.packageName; 19977 final ApplicationInfo app = pkg.applicationInfo; 19978 final int appId = UserHandle.getAppId(app.uid); 19979 19980 Preconditions.checkNotNull(app.seinfo); 19981 19982 long ceDataInode = -1; 19983 try { 19984 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 19985 appId, app.seinfo, app.targetSdkVersion); 19986 } catch (InstallerException e) { 19987 if (app.isSystemApp()) { 19988 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 19989 + ", but trying to recover: " + e); 19990 destroyAppDataLeafLIF(pkg, userId, flags); 19991 try { 19992 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 19993 appId, app.seinfo, app.targetSdkVersion); 19994 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 19995 } catch (InstallerException e2) { 19996 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 19997 } 19998 } else { 19999 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 20000 } 20001 } 20002 20003 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 20004 // TODO: mark this structure as dirty so we persist it! 20005 synchronized (mPackages) { 20006 final PackageSetting ps = mSettings.mPackages.get(packageName); 20007 if (ps != null) { 20008 ps.setCeDataInode(ceDataInode, userId); 20009 } 20010 } 20011 } 20012 20013 prepareAppDataContentsLeafLIF(pkg, userId, flags); 20014 } 20015 20016 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 20017 if (pkg == null) { 20018 Slog.wtf(TAG, "Package was null!", new Throwable()); 20019 return; 20020 } 20021 prepareAppDataContentsLeafLIF(pkg, userId, flags); 20022 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 20023 for (int i = 0; i < childCount; i++) { 20024 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 20025 } 20026 } 20027 20028 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 20029 final String volumeUuid = pkg.volumeUuid; 20030 final String packageName = pkg.packageName; 20031 final ApplicationInfo app = pkg.applicationInfo; 20032 20033 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 20034 // Create a native library symlink only if we have native libraries 20035 // and if the native libraries are 32 bit libraries. We do not provide 20036 // this symlink for 64 bit libraries. 20037 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 20038 final String nativeLibPath = app.nativeLibraryDir; 20039 try { 20040 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 20041 nativeLibPath, userId); 20042 } catch (InstallerException e) { 20043 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 20044 } 20045 } 20046 } 20047 } 20048 20049 /** 20050 * For system apps on non-FBE devices, this method migrates any existing 20051 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 20052 * requested by the app. 20053 */ 20054 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 20055 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 20056 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 20057 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 20058 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 20059 try { 20060 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 20061 storageTarget); 20062 } catch (InstallerException e) { 20063 logCriticalInfo(Log.WARN, 20064 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 20065 } 20066 return true; 20067 } else { 20068 return false; 20069 } 20070 } 20071 20072 public PackageFreezer freezePackage(String packageName, String killReason) { 20073 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 20074 } 20075 20076 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 20077 return new PackageFreezer(packageName, userId, killReason); 20078 } 20079 20080 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 20081 String killReason) { 20082 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 20083 } 20084 20085 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 20086 String killReason) { 20087 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 20088 return new PackageFreezer(); 20089 } else { 20090 return freezePackage(packageName, userId, killReason); 20091 } 20092 } 20093 20094 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 20095 String killReason) { 20096 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 20097 } 20098 20099 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 20100 String killReason) { 20101 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 20102 return new PackageFreezer(); 20103 } else { 20104 return freezePackage(packageName, userId, killReason); 20105 } 20106 } 20107 20108 /** 20109 * Class that freezes and kills the given package upon creation, and 20110 * unfreezes it upon closing. This is typically used when doing surgery on 20111 * app code/data to prevent the app from running while you're working. 20112 */ 20113 private class PackageFreezer implements AutoCloseable { 20114 private final String mPackageName; 20115 private final PackageFreezer[] mChildren; 20116 20117 private final boolean mWeFroze; 20118 20119 private final AtomicBoolean mClosed = new AtomicBoolean(); 20120 private final CloseGuard mCloseGuard = CloseGuard.get(); 20121 20122 /** 20123 * Create and return a stub freezer that doesn't actually do anything, 20124 * typically used when someone requested 20125 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 20126 * {@link PackageManager#DELETE_DONT_KILL_APP}. 20127 */ 20128 public PackageFreezer() { 20129 mPackageName = null; 20130 mChildren = null; 20131 mWeFroze = false; 20132 mCloseGuard.open("close"); 20133 } 20134 20135 public PackageFreezer(String packageName, int userId, String killReason) { 20136 synchronized (mPackages) { 20137 mPackageName = packageName; 20138 mWeFroze = mFrozenPackages.add(mPackageName); 20139 20140 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 20141 if (ps != null) { 20142 killApplication(ps.name, ps.appId, userId, killReason); 20143 } 20144 20145 final PackageParser.Package p = mPackages.get(packageName); 20146 if (p != null && p.childPackages != null) { 20147 final int N = p.childPackages.size(); 20148 mChildren = new PackageFreezer[N]; 20149 for (int i = 0; i < N; i++) { 20150 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 20151 userId, killReason); 20152 } 20153 } else { 20154 mChildren = null; 20155 } 20156 } 20157 mCloseGuard.open("close"); 20158 } 20159 20160 @Override 20161 protected void finalize() throws Throwable { 20162 try { 20163 mCloseGuard.warnIfOpen(); 20164 close(); 20165 } finally { 20166 super.finalize(); 20167 } 20168 } 20169 20170 @Override 20171 public void close() { 20172 mCloseGuard.close(); 20173 if (mClosed.compareAndSet(false, true)) { 20174 synchronized (mPackages) { 20175 if (mWeFroze) { 20176 mFrozenPackages.remove(mPackageName); 20177 } 20178 20179 if (mChildren != null) { 20180 for (PackageFreezer freezer : mChildren) { 20181 freezer.close(); 20182 } 20183 } 20184 } 20185 } 20186 } 20187 } 20188 20189 /** 20190 * Verify that given package is currently frozen. 20191 */ 20192 private void checkPackageFrozen(String packageName) { 20193 synchronized (mPackages) { 20194 if (!mFrozenPackages.contains(packageName)) { 20195 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 20196 } 20197 } 20198 } 20199 20200 @Override 20201 public int movePackage(final String packageName, final String volumeUuid) { 20202 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20203 20204 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 20205 final int moveId = mNextMoveId.getAndIncrement(); 20206 mHandler.post(new Runnable() { 20207 @Override 20208 public void run() { 20209 try { 20210 movePackageInternal(packageName, volumeUuid, moveId, user); 20211 } catch (PackageManagerException e) { 20212 Slog.w(TAG, "Failed to move " + packageName, e); 20213 mMoveCallbacks.notifyStatusChanged(moveId, 20214 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20215 } 20216 } 20217 }); 20218 return moveId; 20219 } 20220 20221 private void movePackageInternal(final String packageName, final String volumeUuid, 20222 final int moveId, UserHandle user) throws PackageManagerException { 20223 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20224 final PackageManager pm = mContext.getPackageManager(); 20225 20226 final boolean currentAsec; 20227 final String currentVolumeUuid; 20228 final File codeFile; 20229 final String installerPackageName; 20230 final String packageAbiOverride; 20231 final int appId; 20232 final String seinfo; 20233 final String label; 20234 final int targetSdkVersion; 20235 final PackageFreezer freezer; 20236 final int[] installedUserIds; 20237 20238 // reader 20239 synchronized (mPackages) { 20240 final PackageParser.Package pkg = mPackages.get(packageName); 20241 final PackageSetting ps = mSettings.mPackages.get(packageName); 20242 if (pkg == null || ps == null) { 20243 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 20244 } 20245 20246 if (pkg.applicationInfo.isSystemApp()) { 20247 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 20248 "Cannot move system application"); 20249 } 20250 20251 if (pkg.applicationInfo.isExternalAsec()) { 20252 currentAsec = true; 20253 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 20254 } else if (pkg.applicationInfo.isForwardLocked()) { 20255 currentAsec = true; 20256 currentVolumeUuid = "forward_locked"; 20257 } else { 20258 currentAsec = false; 20259 currentVolumeUuid = ps.volumeUuid; 20260 20261 final File probe = new File(pkg.codePath); 20262 final File probeOat = new File(probe, "oat"); 20263 if (!probe.isDirectory() || !probeOat.isDirectory()) { 20264 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20265 "Move only supported for modern cluster style installs"); 20266 } 20267 } 20268 20269 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 20270 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20271 "Package already moved to " + volumeUuid); 20272 } 20273 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 20274 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 20275 "Device admin cannot be moved"); 20276 } 20277 20278 if (mFrozenPackages.contains(packageName)) { 20279 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 20280 "Failed to move already frozen package"); 20281 } 20282 20283 codeFile = new File(pkg.codePath); 20284 installerPackageName = ps.installerPackageName; 20285 packageAbiOverride = ps.cpuAbiOverrideString; 20286 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 20287 seinfo = pkg.applicationInfo.seinfo; 20288 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 20289 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 20290 freezer = freezePackage(packageName, "movePackageInternal"); 20291 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 20292 } 20293 20294 final Bundle extras = new Bundle(); 20295 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 20296 extras.putString(Intent.EXTRA_TITLE, label); 20297 mMoveCallbacks.notifyCreated(moveId, extras); 20298 20299 int installFlags; 20300 final boolean moveCompleteApp; 20301 final File measurePath; 20302 20303 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 20304 installFlags = INSTALL_INTERNAL; 20305 moveCompleteApp = !currentAsec; 20306 measurePath = Environment.getDataAppDirectory(volumeUuid); 20307 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 20308 installFlags = INSTALL_EXTERNAL; 20309 moveCompleteApp = false; 20310 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 20311 } else { 20312 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 20313 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 20314 || !volume.isMountedWritable()) { 20315 freezer.close(); 20316 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20317 "Move location not mounted private volume"); 20318 } 20319 20320 Preconditions.checkState(!currentAsec); 20321 20322 installFlags = INSTALL_INTERNAL; 20323 moveCompleteApp = true; 20324 measurePath = Environment.getDataAppDirectory(volumeUuid); 20325 } 20326 20327 final PackageStats stats = new PackageStats(null, -1); 20328 synchronized (mInstaller) { 20329 for (int userId : installedUserIds) { 20330 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 20331 freezer.close(); 20332 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20333 "Failed to measure package size"); 20334 } 20335 } 20336 } 20337 20338 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 20339 + stats.dataSize); 20340 20341 final long startFreeBytes = measurePath.getFreeSpace(); 20342 final long sizeBytes; 20343 if (moveCompleteApp) { 20344 sizeBytes = stats.codeSize + stats.dataSize; 20345 } else { 20346 sizeBytes = stats.codeSize; 20347 } 20348 20349 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 20350 freezer.close(); 20351 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20352 "Not enough free space to move"); 20353 } 20354 20355 mMoveCallbacks.notifyStatusChanged(moveId, 10); 20356 20357 final CountDownLatch installedLatch = new CountDownLatch(1); 20358 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 20359 @Override 20360 public void onUserActionRequired(Intent intent) throws RemoteException { 20361 throw new IllegalStateException(); 20362 } 20363 20364 @Override 20365 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 20366 Bundle extras) throws RemoteException { 20367 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 20368 + PackageManager.installStatusToString(returnCode, msg)); 20369 20370 installedLatch.countDown(); 20371 freezer.close(); 20372 20373 final int status = PackageManager.installStatusToPublicStatus(returnCode); 20374 switch (status) { 20375 case PackageInstaller.STATUS_SUCCESS: 20376 mMoveCallbacks.notifyStatusChanged(moveId, 20377 PackageManager.MOVE_SUCCEEDED); 20378 break; 20379 case PackageInstaller.STATUS_FAILURE_STORAGE: 20380 mMoveCallbacks.notifyStatusChanged(moveId, 20381 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 20382 break; 20383 default: 20384 mMoveCallbacks.notifyStatusChanged(moveId, 20385 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20386 break; 20387 } 20388 } 20389 }; 20390 20391 final MoveInfo move; 20392 if (moveCompleteApp) { 20393 // Kick off a thread to report progress estimates 20394 new Thread() { 20395 @Override 20396 public void run() { 20397 while (true) { 20398 try { 20399 if (installedLatch.await(1, TimeUnit.SECONDS)) { 20400 break; 20401 } 20402 } catch (InterruptedException ignored) { 20403 } 20404 20405 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 20406 final int progress = 10 + (int) MathUtils.constrain( 20407 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 20408 mMoveCallbacks.notifyStatusChanged(moveId, progress); 20409 } 20410 } 20411 }.start(); 20412 20413 final String dataAppName = codeFile.getName(); 20414 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 20415 dataAppName, appId, seinfo, targetSdkVersion); 20416 } else { 20417 move = null; 20418 } 20419 20420 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 20421 20422 final Message msg = mHandler.obtainMessage(INIT_COPY); 20423 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 20424 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 20425 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 20426 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/); 20427 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 20428 msg.obj = params; 20429 20430 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 20431 System.identityHashCode(msg.obj)); 20432 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 20433 System.identityHashCode(msg.obj)); 20434 20435 mHandler.sendMessage(msg); 20436 } 20437 20438 @Override 20439 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 20440 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20441 20442 final int realMoveId = mNextMoveId.getAndIncrement(); 20443 final Bundle extras = new Bundle(); 20444 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 20445 mMoveCallbacks.notifyCreated(realMoveId, extras); 20446 20447 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 20448 @Override 20449 public void onCreated(int moveId, Bundle extras) { 20450 // Ignored 20451 } 20452 20453 @Override 20454 public void onStatusChanged(int moveId, int status, long estMillis) { 20455 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 20456 } 20457 }; 20458 20459 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20460 storage.setPrimaryStorageUuid(volumeUuid, callback); 20461 return realMoveId; 20462 } 20463 20464 @Override 20465 public int getMoveStatus(int moveId) { 20466 mContext.enforceCallingOrSelfPermission( 20467 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20468 return mMoveCallbacks.mLastStatus.get(moveId); 20469 } 20470 20471 @Override 20472 public void registerMoveCallback(IPackageMoveObserver callback) { 20473 mContext.enforceCallingOrSelfPermission( 20474 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20475 mMoveCallbacks.register(callback); 20476 } 20477 20478 @Override 20479 public void unregisterMoveCallback(IPackageMoveObserver callback) { 20480 mContext.enforceCallingOrSelfPermission( 20481 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20482 mMoveCallbacks.unregister(callback); 20483 } 20484 20485 @Override 20486 public boolean setInstallLocation(int loc) { 20487 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 20488 null); 20489 if (getInstallLocation() == loc) { 20490 return true; 20491 } 20492 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 20493 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 20494 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 20495 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 20496 return true; 20497 } 20498 return false; 20499 } 20500 20501 @Override 20502 public int getInstallLocation() { 20503 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 20504 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 20505 PackageHelper.APP_INSTALL_AUTO); 20506 } 20507 20508 /** Called by UserManagerService */ 20509 void cleanUpUser(UserManagerService userManager, int userHandle) { 20510 synchronized (mPackages) { 20511 mDirtyUsers.remove(userHandle); 20512 mUserNeedsBadging.delete(userHandle); 20513 mSettings.removeUserLPw(userHandle); 20514 mPendingBroadcasts.remove(userHandle); 20515 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 20516 removeUnusedPackagesLPw(userManager, userHandle); 20517 } 20518 } 20519 20520 /** 20521 * We're removing userHandle and would like to remove any downloaded packages 20522 * that are no longer in use by any other user. 20523 * @param userHandle the user being removed 20524 */ 20525 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 20526 final boolean DEBUG_CLEAN_APKS = false; 20527 int [] users = userManager.getUserIds(); 20528 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 20529 while (psit.hasNext()) { 20530 PackageSetting ps = psit.next(); 20531 if (ps.pkg == null) { 20532 continue; 20533 } 20534 final String packageName = ps.pkg.packageName; 20535 // Skip over if system app 20536 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 20537 continue; 20538 } 20539 if (DEBUG_CLEAN_APKS) { 20540 Slog.i(TAG, "Checking package " + packageName); 20541 } 20542 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 20543 if (keep) { 20544 if (DEBUG_CLEAN_APKS) { 20545 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 20546 } 20547 } else { 20548 for (int i = 0; i < users.length; i++) { 20549 if (users[i] != userHandle && ps.getInstalled(users[i])) { 20550 keep = true; 20551 if (DEBUG_CLEAN_APKS) { 20552 Slog.i(TAG, " Keeping package " + packageName + " for user " 20553 + users[i]); 20554 } 20555 break; 20556 } 20557 } 20558 } 20559 if (!keep) { 20560 if (DEBUG_CLEAN_APKS) { 20561 Slog.i(TAG, " Removing package " + packageName); 20562 } 20563 mHandler.post(new Runnable() { 20564 public void run() { 20565 deletePackageX(packageName, userHandle, 0); 20566 } //end run 20567 }); 20568 } 20569 } 20570 } 20571 20572 /** Called by UserManagerService */ 20573 void createNewUser(int userId) { 20574 synchronized (mInstallLock) { 20575 mSettings.createNewUserLI(this, mInstaller, userId); 20576 } 20577 synchronized (mPackages) { 20578 scheduleWritePackageRestrictionsLocked(userId); 20579 scheduleWritePackageListLocked(userId); 20580 applyFactoryDefaultBrowserLPw(userId); 20581 primeDomainVerificationsLPw(userId); 20582 } 20583 } 20584 20585 void onNewUserCreated(final int userId) { 20586 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20587 // If permission review for legacy apps is required, we represent 20588 // dagerous permissions for such apps as always granted runtime 20589 // permissions to keep per user flag state whether review is needed. 20590 // Hence, if a new user is added we have to propagate dangerous 20591 // permission grants for these legacy apps. 20592 if (mPermissionReviewRequired || Build.PERMISSIONS_REVIEW_REQUIRED) { 20593 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 20594 | UPDATE_PERMISSIONS_REPLACE_ALL); 20595 } 20596 } 20597 20598 @Override 20599 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 20600 mContext.enforceCallingOrSelfPermission( 20601 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 20602 "Only package verification agents can read the verifier device identity"); 20603 20604 synchronized (mPackages) { 20605 return mSettings.getVerifierDeviceIdentityLPw(); 20606 } 20607 } 20608 20609 @Override 20610 public void setPermissionEnforced(String permission, boolean enforced) { 20611 // TODO: Now that we no longer change GID for storage, this should to away. 20612 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 20613 "setPermissionEnforced"); 20614 if (READ_EXTERNAL_STORAGE.equals(permission)) { 20615 synchronized (mPackages) { 20616 if (mSettings.mReadExternalStorageEnforced == null 20617 || mSettings.mReadExternalStorageEnforced != enforced) { 20618 mSettings.mReadExternalStorageEnforced = enforced; 20619 mSettings.writeLPr(); 20620 } 20621 } 20622 // kill any non-foreground processes so we restart them and 20623 // grant/revoke the GID. 20624 final IActivityManager am = ActivityManagerNative.getDefault(); 20625 if (am != null) { 20626 final long token = Binder.clearCallingIdentity(); 20627 try { 20628 am.killProcessesBelowForeground("setPermissionEnforcement"); 20629 } catch (RemoteException e) { 20630 } finally { 20631 Binder.restoreCallingIdentity(token); 20632 } 20633 } 20634 } else { 20635 throw new IllegalArgumentException("No selective enforcement for " + permission); 20636 } 20637 } 20638 20639 @Override 20640 @Deprecated 20641 public boolean isPermissionEnforced(String permission) { 20642 return true; 20643 } 20644 20645 @Override 20646 public boolean isStorageLow() { 20647 final long token = Binder.clearCallingIdentity(); 20648 try { 20649 final DeviceStorageMonitorInternal 20650 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 20651 if (dsm != null) { 20652 return dsm.isMemoryLow(); 20653 } else { 20654 return false; 20655 } 20656 } finally { 20657 Binder.restoreCallingIdentity(token); 20658 } 20659 } 20660 20661 @Override 20662 public IPackageInstaller getPackageInstaller() { 20663 return mInstallerService; 20664 } 20665 20666 private boolean userNeedsBadging(int userId) { 20667 int index = mUserNeedsBadging.indexOfKey(userId); 20668 if (index < 0) { 20669 final UserInfo userInfo; 20670 final long token = Binder.clearCallingIdentity(); 20671 try { 20672 userInfo = sUserManager.getUserInfo(userId); 20673 } finally { 20674 Binder.restoreCallingIdentity(token); 20675 } 20676 final boolean b; 20677 if (userInfo != null && userInfo.isManagedProfile()) { 20678 b = true; 20679 } else { 20680 b = false; 20681 } 20682 mUserNeedsBadging.put(userId, b); 20683 return b; 20684 } 20685 return mUserNeedsBadging.valueAt(index); 20686 } 20687 20688 @Override 20689 public KeySet getKeySetByAlias(String packageName, String alias) { 20690 if (packageName == null || alias == null) { 20691 return null; 20692 } 20693 synchronized(mPackages) { 20694 final PackageParser.Package pkg = mPackages.get(packageName); 20695 if (pkg == null) { 20696 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20697 throw new IllegalArgumentException("Unknown package: " + packageName); 20698 } 20699 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20700 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 20701 } 20702 } 20703 20704 @Override 20705 public KeySet getSigningKeySet(String packageName) { 20706 if (packageName == null) { 20707 return null; 20708 } 20709 synchronized(mPackages) { 20710 final PackageParser.Package pkg = mPackages.get(packageName); 20711 if (pkg == null) { 20712 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20713 throw new IllegalArgumentException("Unknown package: " + packageName); 20714 } 20715 if (pkg.applicationInfo.uid != Binder.getCallingUid() 20716 && Process.SYSTEM_UID != Binder.getCallingUid()) { 20717 throw new SecurityException("May not access signing KeySet of other apps."); 20718 } 20719 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20720 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 20721 } 20722 } 20723 20724 @Override 20725 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 20726 if (packageName == null || ks == null) { 20727 return false; 20728 } 20729 synchronized(mPackages) { 20730 final PackageParser.Package pkg = mPackages.get(packageName); 20731 if (pkg == null) { 20732 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20733 throw new IllegalArgumentException("Unknown package: " + packageName); 20734 } 20735 IBinder ksh = ks.getToken(); 20736 if (ksh instanceof KeySetHandle) { 20737 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20738 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 20739 } 20740 return false; 20741 } 20742 } 20743 20744 @Override 20745 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 20746 if (packageName == null || ks == null) { 20747 return false; 20748 } 20749 synchronized(mPackages) { 20750 final PackageParser.Package pkg = mPackages.get(packageName); 20751 if (pkg == null) { 20752 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20753 throw new IllegalArgumentException("Unknown package: " + packageName); 20754 } 20755 IBinder ksh = ks.getToken(); 20756 if (ksh instanceof KeySetHandle) { 20757 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20758 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 20759 } 20760 return false; 20761 } 20762 } 20763 20764 private void deletePackageIfUnusedLPr(final String packageName) { 20765 PackageSetting ps = mSettings.mPackages.get(packageName); 20766 if (ps == null) { 20767 return; 20768 } 20769 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 20770 // TODO Implement atomic delete if package is unused 20771 // It is currently possible that the package will be deleted even if it is installed 20772 // after this method returns. 20773 mHandler.post(new Runnable() { 20774 public void run() { 20775 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 20776 } 20777 }); 20778 } 20779 } 20780 20781 /** 20782 * Check and throw if the given before/after packages would be considered a 20783 * downgrade. 20784 */ 20785 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 20786 throws PackageManagerException { 20787 if (after.versionCode < before.mVersionCode) { 20788 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20789 "Update version code " + after.versionCode + " is older than current " 20790 + before.mVersionCode); 20791 } else if (after.versionCode == before.mVersionCode) { 20792 if (after.baseRevisionCode < before.baseRevisionCode) { 20793 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20794 "Update base revision code " + after.baseRevisionCode 20795 + " is older than current " + before.baseRevisionCode); 20796 } 20797 20798 if (!ArrayUtils.isEmpty(after.splitNames)) { 20799 for (int i = 0; i < after.splitNames.length; i++) { 20800 final String splitName = after.splitNames[i]; 20801 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 20802 if (j != -1) { 20803 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 20804 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20805 "Update split " + splitName + " revision code " 20806 + after.splitRevisionCodes[i] + " is older than current " 20807 + before.splitRevisionCodes[j]); 20808 } 20809 } 20810 } 20811 } 20812 } 20813 } 20814 20815 private static class MoveCallbacks extends Handler { 20816 private static final int MSG_CREATED = 1; 20817 private static final int MSG_STATUS_CHANGED = 2; 20818 20819 private final RemoteCallbackList<IPackageMoveObserver> 20820 mCallbacks = new RemoteCallbackList<>(); 20821 20822 private final SparseIntArray mLastStatus = new SparseIntArray(); 20823 20824 public MoveCallbacks(Looper looper) { 20825 super(looper); 20826 } 20827 20828 public void register(IPackageMoveObserver callback) { 20829 mCallbacks.register(callback); 20830 } 20831 20832 public void unregister(IPackageMoveObserver callback) { 20833 mCallbacks.unregister(callback); 20834 } 20835 20836 @Override 20837 public void handleMessage(Message msg) { 20838 final SomeArgs args = (SomeArgs) msg.obj; 20839 final int n = mCallbacks.beginBroadcast(); 20840 for (int i = 0; i < n; i++) { 20841 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 20842 try { 20843 invokeCallback(callback, msg.what, args); 20844 } catch (RemoteException ignored) { 20845 } 20846 } 20847 mCallbacks.finishBroadcast(); 20848 args.recycle(); 20849 } 20850 20851 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 20852 throws RemoteException { 20853 switch (what) { 20854 case MSG_CREATED: { 20855 callback.onCreated(args.argi1, (Bundle) args.arg2); 20856 break; 20857 } 20858 case MSG_STATUS_CHANGED: { 20859 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 20860 break; 20861 } 20862 } 20863 } 20864 20865 private void notifyCreated(int moveId, Bundle extras) { 20866 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 20867 20868 final SomeArgs args = SomeArgs.obtain(); 20869 args.argi1 = moveId; 20870 args.arg2 = extras; 20871 obtainMessage(MSG_CREATED, args).sendToTarget(); 20872 } 20873 20874 private void notifyStatusChanged(int moveId, int status) { 20875 notifyStatusChanged(moveId, status, -1); 20876 } 20877 20878 private void notifyStatusChanged(int moveId, int status, long estMillis) { 20879 Slog.v(TAG, "Move " + moveId + " status " + status); 20880 20881 final SomeArgs args = SomeArgs.obtain(); 20882 args.argi1 = moveId; 20883 args.argi2 = status; 20884 args.arg3 = estMillis; 20885 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 20886 20887 synchronized (mLastStatus) { 20888 mLastStatus.put(moveId, status); 20889 } 20890 } 20891 } 20892 20893 private final static class OnPermissionChangeListeners extends Handler { 20894 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 20895 20896 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 20897 new RemoteCallbackList<>(); 20898 20899 public OnPermissionChangeListeners(Looper looper) { 20900 super(looper); 20901 } 20902 20903 @Override 20904 public void handleMessage(Message msg) { 20905 switch (msg.what) { 20906 case MSG_ON_PERMISSIONS_CHANGED: { 20907 final int uid = msg.arg1; 20908 handleOnPermissionsChanged(uid); 20909 } break; 20910 } 20911 } 20912 20913 public void addListenerLocked(IOnPermissionsChangeListener listener) { 20914 mPermissionListeners.register(listener); 20915 20916 } 20917 20918 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 20919 mPermissionListeners.unregister(listener); 20920 } 20921 20922 public void onPermissionsChanged(int uid) { 20923 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 20924 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 20925 } 20926 } 20927 20928 private void handleOnPermissionsChanged(int uid) { 20929 final int count = mPermissionListeners.beginBroadcast(); 20930 try { 20931 for (int i = 0; i < count; i++) { 20932 IOnPermissionsChangeListener callback = mPermissionListeners 20933 .getBroadcastItem(i); 20934 try { 20935 callback.onPermissionsChanged(uid); 20936 } catch (RemoteException e) { 20937 Log.e(TAG, "Permission listener is dead", e); 20938 } 20939 } 20940 } finally { 20941 mPermissionListeners.finishBroadcast(); 20942 } 20943 } 20944 } 20945 20946 private class PackageManagerInternalImpl extends PackageManagerInternal { 20947 @Override 20948 public void setLocationPackagesProvider(PackagesProvider provider) { 20949 synchronized (mPackages) { 20950 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 20951 } 20952 } 20953 20954 @Override 20955 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 20956 synchronized (mPackages) { 20957 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 20958 } 20959 } 20960 20961 @Override 20962 public void setSmsAppPackagesProvider(PackagesProvider provider) { 20963 synchronized (mPackages) { 20964 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 20965 } 20966 } 20967 20968 @Override 20969 public void setDialerAppPackagesProvider(PackagesProvider provider) { 20970 synchronized (mPackages) { 20971 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 20972 } 20973 } 20974 20975 @Override 20976 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 20977 synchronized (mPackages) { 20978 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 20979 } 20980 } 20981 20982 @Override 20983 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 20984 synchronized (mPackages) { 20985 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 20986 } 20987 } 20988 20989 @Override 20990 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 20991 synchronized (mPackages) { 20992 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 20993 packageName, userId); 20994 } 20995 } 20996 20997 @Override 20998 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 20999 synchronized (mPackages) { 21000 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 21001 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 21002 packageName, userId); 21003 } 21004 } 21005 21006 @Override 21007 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 21008 synchronized (mPackages) { 21009 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 21010 packageName, userId); 21011 } 21012 } 21013 21014 @Override 21015 public void setKeepUninstalledPackages(final List<String> packageList) { 21016 Preconditions.checkNotNull(packageList); 21017 List<String> removedFromList = null; 21018 synchronized (mPackages) { 21019 if (mKeepUninstalledPackages != null) { 21020 final int packagesCount = mKeepUninstalledPackages.size(); 21021 for (int i = 0; i < packagesCount; i++) { 21022 String oldPackage = mKeepUninstalledPackages.get(i); 21023 if (packageList != null && packageList.contains(oldPackage)) { 21024 continue; 21025 } 21026 if (removedFromList == null) { 21027 removedFromList = new ArrayList<>(); 21028 } 21029 removedFromList.add(oldPackage); 21030 } 21031 } 21032 mKeepUninstalledPackages = new ArrayList<>(packageList); 21033 if (removedFromList != null) { 21034 final int removedCount = removedFromList.size(); 21035 for (int i = 0; i < removedCount; i++) { 21036 deletePackageIfUnusedLPr(removedFromList.get(i)); 21037 } 21038 } 21039 } 21040 } 21041 21042 @Override 21043 public boolean isPermissionsReviewRequired(String packageName, int userId) { 21044 synchronized (mPackages) { 21045 // If we do not support permission review, done. 21046 if (!mPermissionReviewRequired && !Build.PERMISSIONS_REVIEW_REQUIRED) { 21047 return false; 21048 } 21049 21050 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 21051 if (packageSetting == null) { 21052 return false; 21053 } 21054 21055 // Permission review applies only to apps not supporting the new permission model. 21056 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 21057 return false; 21058 } 21059 21060 // Legacy apps have the permission and get user consent on launch. 21061 PermissionsState permissionsState = packageSetting.getPermissionsState(); 21062 return permissionsState.isPermissionReviewRequired(userId); 21063 } 21064 } 21065 21066 @Override 21067 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 21068 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 21069 } 21070 21071 @Override 21072 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 21073 int userId) { 21074 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 21075 } 21076 21077 @Override 21078 public void setDeviceAndProfileOwnerPackages( 21079 int deviceOwnerUserId, String deviceOwnerPackage, 21080 SparseArray<String> profileOwnerPackages) { 21081 mProtectedPackages.setDeviceAndProfileOwnerPackages( 21082 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 21083 } 21084 21085 @Override 21086 public boolean isPackageDataProtected(int userId, String packageName) { 21087 return mProtectedPackages.isPackageDataProtected(userId, packageName); 21088 } 21089 21090 @Override 21091 public boolean wasPackageEverLaunched(String packageName, int userId) { 21092 synchronized (mPackages) { 21093 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 21094 } 21095 } 21096 21097 @Override 21098 public String getNameForUid(int uid) { 21099 return PackageManagerService.this.getNameForUid(uid); 21100 } 21101 } 21102 21103 @Override 21104 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 21105 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 21106 synchronized (mPackages) { 21107 final long identity = Binder.clearCallingIdentity(); 21108 try { 21109 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 21110 packageNames, userId); 21111 } finally { 21112 Binder.restoreCallingIdentity(identity); 21113 } 21114 } 21115 } 21116 21117 @Override 21118 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 21119 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 21120 synchronized (mPackages) { 21121 final long identity = Binder.clearCallingIdentity(); 21122 try { 21123 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 21124 packageNames, userId); 21125 } finally { 21126 Binder.restoreCallingIdentity(identity); 21127 } 21128 } 21129 } 21130 21131 private static void enforceSystemOrPhoneCaller(String tag) { 21132 int callingUid = Binder.getCallingUid(); 21133 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 21134 throw new SecurityException( 21135 "Cannot call " + tag + " from UID " + callingUid); 21136 } 21137 } 21138 21139 boolean isHistoricalPackageUsageAvailable() { 21140 return mPackageUsage.isHistoricalPackageUsageAvailable(); 21141 } 21142 21143 /** 21144 * Return a <b>copy</b> of the collection of packages known to the package manager. 21145 * @return A copy of the values of mPackages. 21146 */ 21147 Collection<PackageParser.Package> getPackages() { 21148 synchronized (mPackages) { 21149 return new ArrayList<>(mPackages.values()); 21150 } 21151 } 21152 21153 /** 21154 * Logs process start information (including base APK hash) to the security log. 21155 * @hide 21156 */ 21157 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 21158 String apkFile, int pid) { 21159 if (!SecurityLog.isLoggingEnabled()) { 21160 return; 21161 } 21162 Bundle data = new Bundle(); 21163 data.putLong("startTimestamp", System.currentTimeMillis()); 21164 data.putString("processName", processName); 21165 data.putInt("uid", uid); 21166 data.putString("seinfo", seinfo); 21167 data.putString("apkFile", apkFile); 21168 data.putInt("pid", pid); 21169 Message msg = mProcessLoggingHandler.obtainMessage( 21170 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 21171 msg.setData(data); 21172 mProcessLoggingHandler.sendMessage(msg); 21173 } 21174 21175 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 21176 return mCompilerStats.getPackageStats(pkgName); 21177 } 21178 21179 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 21180 return getOrCreateCompilerPackageStats(pkg.packageName); 21181 } 21182 21183 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 21184 return mCompilerStats.getOrCreatePackageStats(pkgName); 21185 } 21186 21187 public void deleteCompilerPackageStats(String pkgName) { 21188 mCompilerStats.deletePackageStats(pkgName); 21189 } 21190} 21191