PackageManagerService.java revision f7edab63d9358b9a4e0dbec3243f6db9f50a2bbe
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_SKU_PROPERTY is set, search for runtime resource overlay APKs in 473 * VENDOR_OVERLAY_DIR/<value of VENDOR_OVERLAY_SKU_PROPERTY> rather than in 474 * VENDOR_OVERLAY_DIR. 475 */ 476 private static final String VENDOR_OVERLAY_SKU_PROPERTY = "ro.boot.vendor.overlay.sku"; 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 /** Special library name that skips shared libraries check during compilation. */ 528 private static final String SKIP_SHARED_LIBRARY_CHECK = "&"; 529 530 final ServiceThread mHandlerThread; 531 532 final PackageHandler mHandler; 533 534 private final ProcessLoggingHandler mProcessLoggingHandler; 535 536 /** 537 * Messages for {@link #mHandler} that need to wait for system ready before 538 * being dispatched. 539 */ 540 private ArrayList<Message> mPostSystemReadyMessages; 541 542 final int mSdkVersion = Build.VERSION.SDK_INT; 543 544 final Context mContext; 545 final boolean mFactoryTest; 546 final boolean mOnlyCore; 547 final DisplayMetrics mMetrics; 548 final int mDefParseFlags; 549 final String[] mSeparateProcesses; 550 final boolean mIsUpgrade; 551 final boolean mIsPreNUpgrade; 552 final boolean mIsPreNMR1Upgrade; 553 554 @GuardedBy("mPackages") 555 private boolean mDexOptDialogShown; 556 557 /** The location for ASEC container files on internal storage. */ 558 final String mAsecInternalPath; 559 560 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 561 // LOCK HELD. Can be called with mInstallLock held. 562 @GuardedBy("mInstallLock") 563 final Installer mInstaller; 564 565 /** Directory where installed third-party apps stored */ 566 final File mAppInstallDir; 567 final File mEphemeralInstallDir; 568 569 /** 570 * Directory to which applications installed internally have their 571 * 32 bit native libraries copied. 572 */ 573 private File mAppLib32InstallDir; 574 575 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 576 // apps. 577 final File mDrmAppPrivateInstallDir; 578 579 // ---------------------------------------------------------------- 580 581 // Lock for state used when installing and doing other long running 582 // operations. Methods that must be called with this lock held have 583 // the suffix "LI". 584 final Object mInstallLock = new Object(); 585 586 // ---------------------------------------------------------------- 587 588 // Keys are String (package name), values are Package. This also serves 589 // as the lock for the global state. Methods that must be called with 590 // this lock held have the prefix "LP". 591 @GuardedBy("mPackages") 592 final ArrayMap<String, PackageParser.Package> mPackages = 593 new ArrayMap<String, PackageParser.Package>(); 594 595 final ArrayMap<String, Set<String>> mKnownCodebase = 596 new ArrayMap<String, Set<String>>(); 597 598 // Tracks available target package names -> overlay package paths. 599 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 600 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 601 602 /** 603 * Tracks new system packages [received in an OTA] that we expect to 604 * find updated user-installed versions. Keys are package name, values 605 * are package location. 606 */ 607 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 608 /** 609 * Tracks high priority intent filters for protected actions. During boot, certain 610 * filter actions are protected and should never be allowed to have a high priority 611 * intent filter for them. However, there is one, and only one exception -- the 612 * setup wizard. It must be able to define a high priority intent filter for these 613 * actions to ensure there are no escapes from the wizard. We need to delay processing 614 * of these during boot as we need to look at all of the system packages in order 615 * to know which component is the setup wizard. 616 */ 617 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 618 /** 619 * Whether or not processing protected filters should be deferred. 620 */ 621 private boolean mDeferProtectedFilters = true; 622 623 /** 624 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 625 */ 626 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 627 /** 628 * Whether or not system app permissions should be promoted from install to runtime. 629 */ 630 boolean mPromoteSystemApps; 631 632 @GuardedBy("mPackages") 633 final Settings mSettings; 634 635 /** 636 * Set of package names that are currently "frozen", which means active 637 * surgery is being done on the code/data for that package. The platform 638 * will refuse to launch frozen packages to avoid race conditions. 639 * 640 * @see PackageFreezer 641 */ 642 @GuardedBy("mPackages") 643 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 644 645 final ProtectedPackages mProtectedPackages; 646 647 boolean mFirstBoot; 648 649 // System configuration read by SystemConfig. 650 final int[] mGlobalGids; 651 final SparseArray<ArraySet<String>> mSystemPermissions; 652 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 653 654 // If mac_permissions.xml was found for seinfo labeling. 655 boolean mFoundPolicyFile; 656 657 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 658 659 public static final class SharedLibraryEntry { 660 public final String path; 661 public final String apk; 662 663 SharedLibraryEntry(String _path, String _apk) { 664 path = _path; 665 apk = _apk; 666 } 667 } 668 669 // Currently known shared libraries. 670 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 671 new ArrayMap<String, SharedLibraryEntry>(); 672 673 // All available activities, for your resolving pleasure. 674 final ActivityIntentResolver mActivities = 675 new ActivityIntentResolver(); 676 677 // All available receivers, for your resolving pleasure. 678 final ActivityIntentResolver mReceivers = 679 new ActivityIntentResolver(); 680 681 // All available services, for your resolving pleasure. 682 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 683 684 // All available providers, for your resolving pleasure. 685 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 686 687 // Mapping from provider base names (first directory in content URI codePath) 688 // to the provider information. 689 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 690 new ArrayMap<String, PackageParser.Provider>(); 691 692 // Mapping from instrumentation class names to info about them. 693 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 694 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 695 696 // Mapping from permission names to info about them. 697 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 698 new ArrayMap<String, PackageParser.PermissionGroup>(); 699 700 // Packages whose data we have transfered into another package, thus 701 // should no longer exist. 702 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 703 704 // Broadcast actions that are only available to the system. 705 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 706 707 /** List of packages waiting for verification. */ 708 final SparseArray<PackageVerificationState> mPendingVerification 709 = new SparseArray<PackageVerificationState>(); 710 711 /** Set of packages associated with each app op permission. */ 712 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 713 714 final PackageInstallerService mInstallerService; 715 716 private final PackageDexOptimizer mPackageDexOptimizer; 717 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 718 // is used by other apps). 719 private final DexManager mDexManager; 720 721 private AtomicInteger mNextMoveId = new AtomicInteger(); 722 private final MoveCallbacks mMoveCallbacks; 723 724 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 725 726 // Cache of users who need badging. 727 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 728 729 /** Token for keys in mPendingVerification. */ 730 private int mPendingVerificationToken = 0; 731 732 volatile boolean mSystemReady; 733 volatile boolean mSafeMode; 734 volatile boolean mHasSystemUidErrors; 735 736 ApplicationInfo mAndroidApplication; 737 final ActivityInfo mResolveActivity = new ActivityInfo(); 738 final ResolveInfo mResolveInfo = new ResolveInfo(); 739 ComponentName mResolveComponentName; 740 PackageParser.Package mPlatformPackage; 741 ComponentName mCustomResolverComponentName; 742 743 boolean mResolverReplaced = false; 744 745 private final @Nullable ComponentName mIntentFilterVerifierComponent; 746 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 747 748 private int mIntentFilterVerificationToken = 0; 749 750 /** Component that knows whether or not an ephemeral application exists */ 751 final ComponentName mEphemeralResolverComponent; 752 /** The service connection to the ephemeral resolver */ 753 final EphemeralResolverConnection mEphemeralResolverConnection; 754 755 /** Component used to install ephemeral applications */ 756 final ComponentName mEphemeralInstallerComponent; 757 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 758 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 759 760 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 761 = new SparseArray<IntentFilterVerificationState>(); 762 763 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 764 765 // List of packages names to keep cached, even if they are uninstalled for all users 766 private List<String> mKeepUninstalledPackages; 767 768 private UserManagerInternal mUserManagerInternal; 769 770 private static class IFVerificationParams { 771 PackageParser.Package pkg; 772 boolean replacing; 773 int userId; 774 int verifierUid; 775 776 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 777 int _userId, int _verifierUid) { 778 pkg = _pkg; 779 replacing = _replacing; 780 userId = _userId; 781 replacing = _replacing; 782 verifierUid = _verifierUid; 783 } 784 } 785 786 private interface IntentFilterVerifier<T extends IntentFilter> { 787 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 788 T filter, String packageName); 789 void startVerifications(int userId); 790 void receiveVerificationResponse(int verificationId); 791 } 792 793 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 794 private Context mContext; 795 private ComponentName mIntentFilterVerifierComponent; 796 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 797 798 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 799 mContext = context; 800 mIntentFilterVerifierComponent = verifierComponent; 801 } 802 803 private String getDefaultScheme() { 804 return IntentFilter.SCHEME_HTTPS; 805 } 806 807 @Override 808 public void startVerifications(int userId) { 809 // Launch verifications requests 810 int count = mCurrentIntentFilterVerifications.size(); 811 for (int n=0; n<count; n++) { 812 int verificationId = mCurrentIntentFilterVerifications.get(n); 813 final IntentFilterVerificationState ivs = 814 mIntentFilterVerificationStates.get(verificationId); 815 816 String packageName = ivs.getPackageName(); 817 818 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 819 final int filterCount = filters.size(); 820 ArraySet<String> domainsSet = new ArraySet<>(); 821 for (int m=0; m<filterCount; m++) { 822 PackageParser.ActivityIntentInfo filter = filters.get(m); 823 domainsSet.addAll(filter.getHostsList()); 824 } 825 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 826 synchronized (mPackages) { 827 if (mSettings.createIntentFilterVerificationIfNeededLPw( 828 packageName, domainsList) != null) { 829 scheduleWriteSettingsLocked(); 830 } 831 } 832 sendVerificationRequest(userId, verificationId, ivs); 833 } 834 mCurrentIntentFilterVerifications.clear(); 835 } 836 837 private void sendVerificationRequest(int userId, int verificationId, 838 IntentFilterVerificationState ivs) { 839 840 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 841 verificationIntent.putExtra( 842 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 843 verificationId); 844 verificationIntent.putExtra( 845 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 846 getDefaultScheme()); 847 verificationIntent.putExtra( 848 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 849 ivs.getHostsString()); 850 verificationIntent.putExtra( 851 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 852 ivs.getPackageName()); 853 verificationIntent.setComponent(mIntentFilterVerifierComponent); 854 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 855 856 UserHandle user = new UserHandle(userId); 857 mContext.sendBroadcastAsUser(verificationIntent, user); 858 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 859 "Sending IntentFilter verification broadcast"); 860 } 861 862 public void receiveVerificationResponse(int verificationId) { 863 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 864 865 final boolean verified = ivs.isVerified(); 866 867 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 868 final int count = filters.size(); 869 if (DEBUG_DOMAIN_VERIFICATION) { 870 Slog.i(TAG, "Received verification response " + verificationId 871 + " for " + count + " filters, verified=" + verified); 872 } 873 for (int n=0; n<count; n++) { 874 PackageParser.ActivityIntentInfo filter = filters.get(n); 875 filter.setVerified(verified); 876 877 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 878 + " verified with result:" + verified + " and hosts:" 879 + ivs.getHostsString()); 880 } 881 882 mIntentFilterVerificationStates.remove(verificationId); 883 884 final String packageName = ivs.getPackageName(); 885 IntentFilterVerificationInfo ivi = null; 886 887 synchronized (mPackages) { 888 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 889 } 890 if (ivi == null) { 891 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 892 + verificationId + " packageName:" + packageName); 893 return; 894 } 895 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 896 "Updating IntentFilterVerificationInfo for package " + packageName 897 +" verificationId:" + verificationId); 898 899 synchronized (mPackages) { 900 if (verified) { 901 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 902 } else { 903 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 904 } 905 scheduleWriteSettingsLocked(); 906 907 final int userId = ivs.getUserId(); 908 if (userId != UserHandle.USER_ALL) { 909 final int userStatus = 910 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 911 912 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 913 boolean needUpdate = false; 914 915 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 916 // already been set by the User thru the Disambiguation dialog 917 switch (userStatus) { 918 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 919 if (verified) { 920 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 921 } else { 922 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 923 } 924 needUpdate = true; 925 break; 926 927 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 928 if (verified) { 929 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 930 needUpdate = true; 931 } 932 break; 933 934 default: 935 // Nothing to do 936 } 937 938 if (needUpdate) { 939 mSettings.updateIntentFilterVerificationStatusLPw( 940 packageName, updatedStatus, userId); 941 scheduleWritePackageRestrictionsLocked(userId); 942 } 943 } 944 } 945 } 946 947 @Override 948 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 949 ActivityIntentInfo filter, String packageName) { 950 if (!hasValidDomains(filter)) { 951 return false; 952 } 953 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 954 if (ivs == null) { 955 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 956 packageName); 957 } 958 if (DEBUG_DOMAIN_VERIFICATION) { 959 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 960 } 961 ivs.addFilter(filter); 962 return true; 963 } 964 965 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 966 int userId, int verificationId, String packageName) { 967 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 968 verifierUid, userId, packageName); 969 ivs.setPendingState(); 970 synchronized (mPackages) { 971 mIntentFilterVerificationStates.append(verificationId, ivs); 972 mCurrentIntentFilterVerifications.add(verificationId); 973 } 974 return ivs; 975 } 976 } 977 978 private static boolean hasValidDomains(ActivityIntentInfo filter) { 979 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 980 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 981 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 982 } 983 984 // Set of pending broadcasts for aggregating enable/disable of components. 985 static class PendingPackageBroadcasts { 986 // for each user id, a map of <package name -> components within that package> 987 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 988 989 public PendingPackageBroadcasts() { 990 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 991 } 992 993 public ArrayList<String> get(int userId, String packageName) { 994 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 995 return packages.get(packageName); 996 } 997 998 public void put(int userId, String packageName, ArrayList<String> components) { 999 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1000 packages.put(packageName, components); 1001 } 1002 1003 public void remove(int userId, String packageName) { 1004 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1005 if (packages != null) { 1006 packages.remove(packageName); 1007 } 1008 } 1009 1010 public void remove(int userId) { 1011 mUidMap.remove(userId); 1012 } 1013 1014 public int userIdCount() { 1015 return mUidMap.size(); 1016 } 1017 1018 public int userIdAt(int n) { 1019 return mUidMap.keyAt(n); 1020 } 1021 1022 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1023 return mUidMap.get(userId); 1024 } 1025 1026 public int size() { 1027 // total number of pending broadcast entries across all userIds 1028 int num = 0; 1029 for (int i = 0; i< mUidMap.size(); i++) { 1030 num += mUidMap.valueAt(i).size(); 1031 } 1032 return num; 1033 } 1034 1035 public void clear() { 1036 mUidMap.clear(); 1037 } 1038 1039 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1040 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1041 if (map == null) { 1042 map = new ArrayMap<String, ArrayList<String>>(); 1043 mUidMap.put(userId, map); 1044 } 1045 return map; 1046 } 1047 } 1048 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1049 1050 // Service Connection to remote media container service to copy 1051 // package uri's from external media onto secure containers 1052 // or internal storage. 1053 private IMediaContainerService mContainerService = null; 1054 1055 static final int SEND_PENDING_BROADCAST = 1; 1056 static final int MCS_BOUND = 3; 1057 static final int END_COPY = 4; 1058 static final int INIT_COPY = 5; 1059 static final int MCS_UNBIND = 6; 1060 static final int START_CLEANING_PACKAGE = 7; 1061 static final int FIND_INSTALL_LOC = 8; 1062 static final int POST_INSTALL = 9; 1063 static final int MCS_RECONNECT = 10; 1064 static final int MCS_GIVE_UP = 11; 1065 static final int UPDATED_MEDIA_STATUS = 12; 1066 static final int WRITE_SETTINGS = 13; 1067 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1068 static final int PACKAGE_VERIFIED = 15; 1069 static final int CHECK_PENDING_VERIFICATION = 16; 1070 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1071 static final int INTENT_FILTER_VERIFIED = 18; 1072 static final int WRITE_PACKAGE_LIST = 19; 1073 1074 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1075 1076 // Delay time in millisecs 1077 static final int BROADCAST_DELAY = 10 * 1000; 1078 1079 static UserManagerService sUserManager; 1080 1081 // Stores a list of users whose package restrictions file needs to be updated 1082 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1083 1084 final private DefaultContainerConnection mDefContainerConn = 1085 new DefaultContainerConnection(); 1086 class DefaultContainerConnection implements ServiceConnection { 1087 public void onServiceConnected(ComponentName name, IBinder service) { 1088 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1089 IMediaContainerService imcs = 1090 IMediaContainerService.Stub.asInterface(service); 1091 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1092 } 1093 1094 public void onServiceDisconnected(ComponentName name) { 1095 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1096 } 1097 } 1098 1099 // Recordkeeping of restore-after-install operations that are currently in flight 1100 // between the Package Manager and the Backup Manager 1101 static class PostInstallData { 1102 public InstallArgs args; 1103 public PackageInstalledInfo res; 1104 1105 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1106 args = _a; 1107 res = _r; 1108 } 1109 } 1110 1111 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1112 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1113 1114 // XML tags for backup/restore of various bits of state 1115 private static final String TAG_PREFERRED_BACKUP = "pa"; 1116 private static final String TAG_DEFAULT_APPS = "da"; 1117 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1118 1119 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1120 private static final String TAG_ALL_GRANTS = "rt-grants"; 1121 private static final String TAG_GRANT = "grant"; 1122 private static final String ATTR_PACKAGE_NAME = "pkg"; 1123 1124 private static final String TAG_PERMISSION = "perm"; 1125 private static final String ATTR_PERMISSION_NAME = "name"; 1126 private static final String ATTR_IS_GRANTED = "g"; 1127 private static final String ATTR_USER_SET = "set"; 1128 private static final String ATTR_USER_FIXED = "fixed"; 1129 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1130 1131 // System/policy permission grants are not backed up 1132 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1133 FLAG_PERMISSION_POLICY_FIXED 1134 | FLAG_PERMISSION_SYSTEM_FIXED 1135 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1136 1137 // And we back up these user-adjusted states 1138 private static final int USER_RUNTIME_GRANT_MASK = 1139 FLAG_PERMISSION_USER_SET 1140 | FLAG_PERMISSION_USER_FIXED 1141 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1142 1143 final @Nullable String mRequiredVerifierPackage; 1144 final @NonNull String mRequiredInstallerPackage; 1145 final @NonNull String mRequiredUninstallerPackage; 1146 final @Nullable String mSetupWizardPackage; 1147 final @Nullable String mStorageManagerPackage; 1148 final @NonNull String mServicesSystemSharedLibraryPackageName; 1149 final @NonNull String mSharedSystemSharedLibraryPackageName; 1150 1151 final boolean mPermissionReviewRequired; 1152 1153 private final PackageUsage mPackageUsage = new PackageUsage(); 1154 private final CompilerStats mCompilerStats = new CompilerStats(); 1155 1156 class PackageHandler extends Handler { 1157 private boolean mBound = false; 1158 final ArrayList<HandlerParams> mPendingInstalls = 1159 new ArrayList<HandlerParams>(); 1160 1161 private boolean connectToService() { 1162 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1163 " DefaultContainerService"); 1164 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1165 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1166 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1167 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1168 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1169 mBound = true; 1170 return true; 1171 } 1172 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1173 return false; 1174 } 1175 1176 private void disconnectService() { 1177 mContainerService = null; 1178 mBound = false; 1179 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1180 mContext.unbindService(mDefContainerConn); 1181 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1182 } 1183 1184 PackageHandler(Looper looper) { 1185 super(looper); 1186 } 1187 1188 public void handleMessage(Message msg) { 1189 try { 1190 doHandleMessage(msg); 1191 } finally { 1192 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1193 } 1194 } 1195 1196 void doHandleMessage(Message msg) { 1197 switch (msg.what) { 1198 case INIT_COPY: { 1199 HandlerParams params = (HandlerParams) msg.obj; 1200 int idx = mPendingInstalls.size(); 1201 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1202 // If a bind was already initiated we dont really 1203 // need to do anything. The pending install 1204 // will be processed later on. 1205 if (!mBound) { 1206 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1207 System.identityHashCode(mHandler)); 1208 // If this is the only one pending we might 1209 // have to bind to the service again. 1210 if (!connectToService()) { 1211 Slog.e(TAG, "Failed to bind to media container service"); 1212 params.serviceError(); 1213 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1214 System.identityHashCode(mHandler)); 1215 if (params.traceMethod != null) { 1216 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1217 params.traceCookie); 1218 } 1219 return; 1220 } else { 1221 // Once we bind to the service, the first 1222 // pending request will be processed. 1223 mPendingInstalls.add(idx, params); 1224 } 1225 } else { 1226 mPendingInstalls.add(idx, params); 1227 // Already bound to the service. Just make 1228 // sure we trigger off processing the first request. 1229 if (idx == 0) { 1230 mHandler.sendEmptyMessage(MCS_BOUND); 1231 } 1232 } 1233 break; 1234 } 1235 case MCS_BOUND: { 1236 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1237 if (msg.obj != null) { 1238 mContainerService = (IMediaContainerService) msg.obj; 1239 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1240 System.identityHashCode(mHandler)); 1241 } 1242 if (mContainerService == null) { 1243 if (!mBound) { 1244 // Something seriously wrong since we are not bound and we are not 1245 // waiting for connection. Bail out. 1246 Slog.e(TAG, "Cannot bind to media container service"); 1247 for (HandlerParams params : mPendingInstalls) { 1248 // Indicate service bind error 1249 params.serviceError(); 1250 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1251 System.identityHashCode(params)); 1252 if (params.traceMethod != null) { 1253 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1254 params.traceMethod, params.traceCookie); 1255 } 1256 return; 1257 } 1258 mPendingInstalls.clear(); 1259 } else { 1260 Slog.w(TAG, "Waiting to connect to media container service"); 1261 } 1262 } else if (mPendingInstalls.size() > 0) { 1263 HandlerParams params = mPendingInstalls.get(0); 1264 if (params != null) { 1265 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1266 System.identityHashCode(params)); 1267 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1268 if (params.startCopy()) { 1269 // We are done... look for more work or to 1270 // go idle. 1271 if (DEBUG_SD_INSTALL) Log.i(TAG, 1272 "Checking for more work or unbind..."); 1273 // Delete pending install 1274 if (mPendingInstalls.size() > 0) { 1275 mPendingInstalls.remove(0); 1276 } 1277 if (mPendingInstalls.size() == 0) { 1278 if (mBound) { 1279 if (DEBUG_SD_INSTALL) Log.i(TAG, 1280 "Posting delayed MCS_UNBIND"); 1281 removeMessages(MCS_UNBIND); 1282 Message ubmsg = obtainMessage(MCS_UNBIND); 1283 // Unbind after a little delay, to avoid 1284 // continual thrashing. 1285 sendMessageDelayed(ubmsg, 10000); 1286 } 1287 } else { 1288 // There are more pending requests in queue. 1289 // Just post MCS_BOUND message to trigger processing 1290 // of next pending install. 1291 if (DEBUG_SD_INSTALL) Log.i(TAG, 1292 "Posting MCS_BOUND for next work"); 1293 mHandler.sendEmptyMessage(MCS_BOUND); 1294 } 1295 } 1296 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1297 } 1298 } else { 1299 // Should never happen ideally. 1300 Slog.w(TAG, "Empty queue"); 1301 } 1302 break; 1303 } 1304 case MCS_RECONNECT: { 1305 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1306 if (mPendingInstalls.size() > 0) { 1307 if (mBound) { 1308 disconnectService(); 1309 } 1310 if (!connectToService()) { 1311 Slog.e(TAG, "Failed to bind to media container service"); 1312 for (HandlerParams params : mPendingInstalls) { 1313 // Indicate service bind error 1314 params.serviceError(); 1315 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1316 System.identityHashCode(params)); 1317 } 1318 mPendingInstalls.clear(); 1319 } 1320 } 1321 break; 1322 } 1323 case MCS_UNBIND: { 1324 // If there is no actual work left, then time to unbind. 1325 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1326 1327 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1328 if (mBound) { 1329 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1330 1331 disconnectService(); 1332 } 1333 } else if (mPendingInstalls.size() > 0) { 1334 // There are more pending requests in queue. 1335 // Just post MCS_BOUND message to trigger processing 1336 // of next pending install. 1337 mHandler.sendEmptyMessage(MCS_BOUND); 1338 } 1339 1340 break; 1341 } 1342 case MCS_GIVE_UP: { 1343 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1344 HandlerParams params = mPendingInstalls.remove(0); 1345 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1346 System.identityHashCode(params)); 1347 break; 1348 } 1349 case SEND_PENDING_BROADCAST: { 1350 String packages[]; 1351 ArrayList<String> components[]; 1352 int size = 0; 1353 int uids[]; 1354 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1355 synchronized (mPackages) { 1356 if (mPendingBroadcasts == null) { 1357 return; 1358 } 1359 size = mPendingBroadcasts.size(); 1360 if (size <= 0) { 1361 // Nothing to be done. Just return 1362 return; 1363 } 1364 packages = new String[size]; 1365 components = new ArrayList[size]; 1366 uids = new int[size]; 1367 int i = 0; // filling out the above arrays 1368 1369 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1370 int packageUserId = mPendingBroadcasts.userIdAt(n); 1371 Iterator<Map.Entry<String, ArrayList<String>>> it 1372 = mPendingBroadcasts.packagesForUserId(packageUserId) 1373 .entrySet().iterator(); 1374 while (it.hasNext() && i < size) { 1375 Map.Entry<String, ArrayList<String>> ent = it.next(); 1376 packages[i] = ent.getKey(); 1377 components[i] = ent.getValue(); 1378 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1379 uids[i] = (ps != null) 1380 ? UserHandle.getUid(packageUserId, ps.appId) 1381 : -1; 1382 i++; 1383 } 1384 } 1385 size = i; 1386 mPendingBroadcasts.clear(); 1387 } 1388 // Send broadcasts 1389 for (int i = 0; i < size; i++) { 1390 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1391 } 1392 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1393 break; 1394 } 1395 case START_CLEANING_PACKAGE: { 1396 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1397 final String packageName = (String)msg.obj; 1398 final int userId = msg.arg1; 1399 final boolean andCode = msg.arg2 != 0; 1400 synchronized (mPackages) { 1401 if (userId == UserHandle.USER_ALL) { 1402 int[] users = sUserManager.getUserIds(); 1403 for (int user : users) { 1404 mSettings.addPackageToCleanLPw( 1405 new PackageCleanItem(user, packageName, andCode)); 1406 } 1407 } else { 1408 mSettings.addPackageToCleanLPw( 1409 new PackageCleanItem(userId, packageName, andCode)); 1410 } 1411 } 1412 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1413 startCleaningPackages(); 1414 } break; 1415 case POST_INSTALL: { 1416 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1417 1418 PostInstallData data = mRunningInstalls.get(msg.arg1); 1419 final boolean didRestore = (msg.arg2 != 0); 1420 mRunningInstalls.delete(msg.arg1); 1421 1422 if (data != null) { 1423 InstallArgs args = data.args; 1424 PackageInstalledInfo parentRes = data.res; 1425 1426 final boolean grantPermissions = (args.installFlags 1427 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1428 final boolean killApp = (args.installFlags 1429 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1430 final String[] grantedPermissions = args.installGrantPermissions; 1431 1432 // Handle the parent package 1433 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1434 grantedPermissions, didRestore, args.installerPackageName, 1435 args.observer); 1436 1437 // Handle the child packages 1438 final int childCount = (parentRes.addedChildPackages != null) 1439 ? parentRes.addedChildPackages.size() : 0; 1440 for (int i = 0; i < childCount; i++) { 1441 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1442 handlePackagePostInstall(childRes, grantPermissions, killApp, 1443 grantedPermissions, false, args.installerPackageName, 1444 args.observer); 1445 } 1446 1447 // Log tracing if needed 1448 if (args.traceMethod != null) { 1449 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1450 args.traceCookie); 1451 } 1452 } else { 1453 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1454 } 1455 1456 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1457 } break; 1458 case UPDATED_MEDIA_STATUS: { 1459 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1460 boolean reportStatus = msg.arg1 == 1; 1461 boolean doGc = msg.arg2 == 1; 1462 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1463 if (doGc) { 1464 // Force a gc to clear up stale containers. 1465 Runtime.getRuntime().gc(); 1466 } 1467 if (msg.obj != null) { 1468 @SuppressWarnings("unchecked") 1469 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1470 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1471 // Unload containers 1472 unloadAllContainers(args); 1473 } 1474 if (reportStatus) { 1475 try { 1476 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1477 PackageHelper.getMountService().finishMediaUpdate(); 1478 } catch (RemoteException e) { 1479 Log.e(TAG, "MountService not running?"); 1480 } 1481 } 1482 } break; 1483 case WRITE_SETTINGS: { 1484 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1485 synchronized (mPackages) { 1486 removeMessages(WRITE_SETTINGS); 1487 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1488 mSettings.writeLPr(); 1489 mDirtyUsers.clear(); 1490 } 1491 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1492 } break; 1493 case WRITE_PACKAGE_RESTRICTIONS: { 1494 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1495 synchronized (mPackages) { 1496 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1497 for (int userId : mDirtyUsers) { 1498 mSettings.writePackageRestrictionsLPr(userId); 1499 } 1500 mDirtyUsers.clear(); 1501 } 1502 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1503 } break; 1504 case WRITE_PACKAGE_LIST: { 1505 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1506 synchronized (mPackages) { 1507 removeMessages(WRITE_PACKAGE_LIST); 1508 mSettings.writePackageListLPr(msg.arg1); 1509 } 1510 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1511 } break; 1512 case CHECK_PENDING_VERIFICATION: { 1513 final int verificationId = msg.arg1; 1514 final PackageVerificationState state = mPendingVerification.get(verificationId); 1515 1516 if ((state != null) && !state.timeoutExtended()) { 1517 final InstallArgs args = state.getInstallArgs(); 1518 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1519 1520 Slog.i(TAG, "Verification timed out for " + originUri); 1521 mPendingVerification.remove(verificationId); 1522 1523 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1524 1525 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1526 Slog.i(TAG, "Continuing with installation of " + originUri); 1527 state.setVerifierResponse(Binder.getCallingUid(), 1528 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1529 broadcastPackageVerified(verificationId, originUri, 1530 PackageManager.VERIFICATION_ALLOW, 1531 state.getInstallArgs().getUser()); 1532 try { 1533 ret = args.copyApk(mContainerService, true); 1534 } catch (RemoteException e) { 1535 Slog.e(TAG, "Could not contact the ContainerService"); 1536 } 1537 } else { 1538 broadcastPackageVerified(verificationId, originUri, 1539 PackageManager.VERIFICATION_REJECT, 1540 state.getInstallArgs().getUser()); 1541 } 1542 1543 Trace.asyncTraceEnd( 1544 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1545 1546 processPendingInstall(args, ret); 1547 mHandler.sendEmptyMessage(MCS_UNBIND); 1548 } 1549 break; 1550 } 1551 case PACKAGE_VERIFIED: { 1552 final int verificationId = msg.arg1; 1553 1554 final PackageVerificationState state = mPendingVerification.get(verificationId); 1555 if (state == null) { 1556 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1557 break; 1558 } 1559 1560 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1561 1562 state.setVerifierResponse(response.callerUid, response.code); 1563 1564 if (state.isVerificationComplete()) { 1565 mPendingVerification.remove(verificationId); 1566 1567 final InstallArgs args = state.getInstallArgs(); 1568 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1569 1570 int ret; 1571 if (state.isInstallAllowed()) { 1572 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1573 broadcastPackageVerified(verificationId, originUri, 1574 response.code, state.getInstallArgs().getUser()); 1575 try { 1576 ret = args.copyApk(mContainerService, true); 1577 } catch (RemoteException e) { 1578 Slog.e(TAG, "Could not contact the ContainerService"); 1579 } 1580 } else { 1581 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1582 } 1583 1584 Trace.asyncTraceEnd( 1585 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1586 1587 processPendingInstall(args, ret); 1588 mHandler.sendEmptyMessage(MCS_UNBIND); 1589 } 1590 1591 break; 1592 } 1593 case START_INTENT_FILTER_VERIFICATIONS: { 1594 IFVerificationParams params = (IFVerificationParams) msg.obj; 1595 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1596 params.replacing, params.pkg); 1597 break; 1598 } 1599 case INTENT_FILTER_VERIFIED: { 1600 final int verificationId = msg.arg1; 1601 1602 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1603 verificationId); 1604 if (state == null) { 1605 Slog.w(TAG, "Invalid IntentFilter verification token " 1606 + verificationId + " received"); 1607 break; 1608 } 1609 1610 final int userId = state.getUserId(); 1611 1612 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1613 "Processing IntentFilter verification with token:" 1614 + verificationId + " and userId:" + userId); 1615 1616 final IntentFilterVerificationResponse response = 1617 (IntentFilterVerificationResponse) msg.obj; 1618 1619 state.setVerifierResponse(response.callerUid, response.code); 1620 1621 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1622 "IntentFilter verification with token:" + verificationId 1623 + " and userId:" + userId 1624 + " is settings verifier response with response code:" 1625 + response.code); 1626 1627 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1628 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1629 + response.getFailedDomainsString()); 1630 } 1631 1632 if (state.isVerificationComplete()) { 1633 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1634 } else { 1635 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1636 "IntentFilter verification with token:" + verificationId 1637 + " was not said to be complete"); 1638 } 1639 1640 break; 1641 } 1642 } 1643 } 1644 } 1645 1646 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1647 boolean killApp, String[] grantedPermissions, 1648 boolean launchedForRestore, String installerPackage, 1649 IPackageInstallObserver2 installObserver) { 1650 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1651 // Send the removed broadcasts 1652 if (res.removedInfo != null) { 1653 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1654 } 1655 1656 // Now that we successfully installed the package, grant runtime 1657 // permissions if requested before broadcasting the install. 1658 if (grantPermissions && res.pkg.applicationInfo.targetSdkVersion 1659 >= Build.VERSION_CODES.M) { 1660 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1661 } 1662 1663 final boolean update = res.removedInfo != null 1664 && res.removedInfo.removedPackage != null; 1665 1666 // If this is the first time we have child packages for a disabled privileged 1667 // app that had no children, we grant requested runtime permissions to the new 1668 // children if the parent on the system image had them already granted. 1669 if (res.pkg.parentPackage != null) { 1670 synchronized (mPackages) { 1671 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1672 } 1673 } 1674 1675 synchronized (mPackages) { 1676 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1677 } 1678 1679 final String packageName = res.pkg.applicationInfo.packageName; 1680 Bundle extras = new Bundle(1); 1681 extras.putInt(Intent.EXTRA_UID, res.uid); 1682 1683 // Determine the set of users who are adding this package for 1684 // the first time vs. those who are seeing an update. 1685 int[] firstUsers = EMPTY_INT_ARRAY; 1686 int[] updateUsers = EMPTY_INT_ARRAY; 1687 if (res.origUsers == null || res.origUsers.length == 0) { 1688 firstUsers = res.newUsers; 1689 } else { 1690 for (int newUser : res.newUsers) { 1691 boolean isNew = true; 1692 for (int origUser : res.origUsers) { 1693 if (origUser == newUser) { 1694 isNew = false; 1695 break; 1696 } 1697 } 1698 if (isNew) { 1699 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1700 } else { 1701 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1702 } 1703 } 1704 } 1705 1706 // Send installed broadcasts if the install/update is not ephemeral 1707 if (!isEphemeral(res.pkg)) { 1708 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1709 1710 // Send added for users that see the package for the first time 1711 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1712 extras, 0 /*flags*/, null /*targetPackage*/, 1713 null /*finishedReceiver*/, firstUsers); 1714 1715 // Send added for users that don't see the package for the first time 1716 if (update) { 1717 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1718 } 1719 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1720 extras, 0 /*flags*/, null /*targetPackage*/, 1721 null /*finishedReceiver*/, updateUsers); 1722 1723 // Send replaced for users that don't see the package for the first time 1724 if (update) { 1725 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1726 packageName, extras, 0 /*flags*/, 1727 null /*targetPackage*/, null /*finishedReceiver*/, 1728 updateUsers); 1729 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1730 null /*package*/, null /*extras*/, 0 /*flags*/, 1731 packageName /*targetPackage*/, 1732 null /*finishedReceiver*/, updateUsers); 1733 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1734 // First-install and we did a restore, so we're responsible for the 1735 // first-launch broadcast. 1736 if (DEBUG_BACKUP) { 1737 Slog.i(TAG, "Post-restore of " + packageName 1738 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1739 } 1740 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1741 } 1742 1743 // Send broadcast package appeared if forward locked/external for all users 1744 // treat asec-hosted packages like removable media on upgrade 1745 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1746 if (DEBUG_INSTALL) { 1747 Slog.i(TAG, "upgrading pkg " + res.pkg 1748 + " is ASEC-hosted -> AVAILABLE"); 1749 } 1750 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1751 ArrayList<String> pkgList = new ArrayList<>(1); 1752 pkgList.add(packageName); 1753 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1754 } 1755 } 1756 1757 // Work that needs to happen on first install within each user 1758 if (firstUsers != null && firstUsers.length > 0) { 1759 synchronized (mPackages) { 1760 for (int userId : firstUsers) { 1761 // If this app is a browser and it's newly-installed for some 1762 // users, clear any default-browser state in those users. The 1763 // app's nature doesn't depend on the user, so we can just check 1764 // its browser nature in any user and generalize. 1765 if (packageIsBrowser(packageName, userId)) { 1766 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1767 } 1768 1769 // We may also need to apply pending (restored) runtime 1770 // permission grants within these users. 1771 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1772 } 1773 } 1774 } 1775 1776 // Log current value of "unknown sources" setting 1777 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1778 getUnknownSourcesSettings()); 1779 1780 // Force a gc to clear up things 1781 Runtime.getRuntime().gc(); 1782 1783 // Remove the replaced package's older resources safely now 1784 // We delete after a gc for applications on sdcard. 1785 if (res.removedInfo != null && res.removedInfo.args != null) { 1786 synchronized (mInstallLock) { 1787 res.removedInfo.args.doPostDeleteLI(true); 1788 } 1789 } 1790 1791 if (!isEphemeral(res.pkg)) { 1792 // Notify DexManager that the package was installed for new users. 1793 // The updated users should already be indexed and the package code paths 1794 // should not change. 1795 // Don't notify the manager for ephemeral apps as they are not expected to 1796 // survive long enough to benefit of background optimizations. 1797 for (int userId : firstUsers) { 1798 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1799 mDexManager.notifyPackageInstalled(info, userId); 1800 } 1801 } 1802 } 1803 1804 // If someone is watching installs - notify them 1805 if (installObserver != null) { 1806 try { 1807 Bundle extras = extrasForInstallResult(res); 1808 installObserver.onPackageInstalled(res.name, res.returnCode, 1809 res.returnMsg, extras); 1810 } catch (RemoteException e) { 1811 Slog.i(TAG, "Observer no longer exists."); 1812 } 1813 } 1814 } 1815 1816 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1817 PackageParser.Package pkg) { 1818 if (pkg.parentPackage == null) { 1819 return; 1820 } 1821 if (pkg.requestedPermissions == null) { 1822 return; 1823 } 1824 final PackageSetting disabledSysParentPs = mSettings 1825 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1826 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1827 || !disabledSysParentPs.isPrivileged() 1828 || (disabledSysParentPs.childPackageNames != null 1829 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1830 return; 1831 } 1832 final int[] allUserIds = sUserManager.getUserIds(); 1833 final int permCount = pkg.requestedPermissions.size(); 1834 for (int i = 0; i < permCount; i++) { 1835 String permission = pkg.requestedPermissions.get(i); 1836 BasePermission bp = mSettings.mPermissions.get(permission); 1837 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1838 continue; 1839 } 1840 for (int userId : allUserIds) { 1841 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1842 permission, userId)) { 1843 grantRuntimePermission(pkg.packageName, permission, userId); 1844 } 1845 } 1846 } 1847 } 1848 1849 private StorageEventListener mStorageListener = new StorageEventListener() { 1850 @Override 1851 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1852 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1853 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1854 final String volumeUuid = vol.getFsUuid(); 1855 1856 // Clean up any users or apps that were removed or recreated 1857 // while this volume was missing 1858 reconcileUsers(volumeUuid); 1859 reconcileApps(volumeUuid); 1860 1861 // Clean up any install sessions that expired or were 1862 // cancelled while this volume was missing 1863 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1864 1865 loadPrivatePackages(vol); 1866 1867 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1868 unloadPrivatePackages(vol); 1869 } 1870 } 1871 1872 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1873 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1874 updateExternalMediaStatus(true, false); 1875 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1876 updateExternalMediaStatus(false, false); 1877 } 1878 } 1879 } 1880 1881 @Override 1882 public void onVolumeForgotten(String fsUuid) { 1883 if (TextUtils.isEmpty(fsUuid)) { 1884 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1885 return; 1886 } 1887 1888 // Remove any apps installed on the forgotten volume 1889 synchronized (mPackages) { 1890 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1891 for (PackageSetting ps : packages) { 1892 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1893 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1894 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1895 } 1896 1897 mSettings.onVolumeForgotten(fsUuid); 1898 mSettings.writeLPr(); 1899 } 1900 } 1901 }; 1902 1903 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1904 String[] grantedPermissions) { 1905 for (int userId : userIds) { 1906 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1907 } 1908 1909 // We could have touched GID membership, so flush out packages.list 1910 synchronized (mPackages) { 1911 mSettings.writePackageListLPr(); 1912 } 1913 } 1914 1915 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1916 String[] grantedPermissions) { 1917 SettingBase sb = (SettingBase) pkg.mExtras; 1918 if (sb == null) { 1919 return; 1920 } 1921 1922 PermissionsState permissionsState = sb.getPermissionsState(); 1923 1924 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1925 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1926 1927 for (String permission : pkg.requestedPermissions) { 1928 final BasePermission bp; 1929 synchronized (mPackages) { 1930 bp = mSettings.mPermissions.get(permission); 1931 } 1932 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1933 && (grantedPermissions == null 1934 || ArrayUtils.contains(grantedPermissions, permission))) { 1935 final int flags = permissionsState.getPermissionFlags(permission, userId); 1936 // Installer cannot change immutable permissions. 1937 if ((flags & immutableFlags) == 0) { 1938 grantRuntimePermission(pkg.packageName, permission, userId); 1939 } 1940 } 1941 } 1942 } 1943 1944 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1945 Bundle extras = null; 1946 switch (res.returnCode) { 1947 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1948 extras = new Bundle(); 1949 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1950 res.origPermission); 1951 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1952 res.origPackage); 1953 break; 1954 } 1955 case PackageManager.INSTALL_SUCCEEDED: { 1956 extras = new Bundle(); 1957 extras.putBoolean(Intent.EXTRA_REPLACING, 1958 res.removedInfo != null && res.removedInfo.removedPackage != null); 1959 break; 1960 } 1961 } 1962 return extras; 1963 } 1964 1965 void scheduleWriteSettingsLocked() { 1966 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1967 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1968 } 1969 } 1970 1971 void scheduleWritePackageListLocked(int userId) { 1972 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 1973 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 1974 msg.arg1 = userId; 1975 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 1976 } 1977 } 1978 1979 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 1980 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 1981 scheduleWritePackageRestrictionsLocked(userId); 1982 } 1983 1984 void scheduleWritePackageRestrictionsLocked(int userId) { 1985 final int[] userIds = (userId == UserHandle.USER_ALL) 1986 ? sUserManager.getUserIds() : new int[]{userId}; 1987 for (int nextUserId : userIds) { 1988 if (!sUserManager.exists(nextUserId)) return; 1989 mDirtyUsers.add(nextUserId); 1990 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1991 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1992 } 1993 } 1994 } 1995 1996 public static PackageManagerService main(Context context, Installer installer, 1997 boolean factoryTest, boolean onlyCore) { 1998 // Self-check for initial settings. 1999 PackageManagerServiceCompilerMapping.checkProperties(); 2000 2001 PackageManagerService m = new PackageManagerService(context, installer, 2002 factoryTest, onlyCore); 2003 m.enableSystemUserPackages(); 2004 ServiceManager.addService("package", m); 2005 return m; 2006 } 2007 2008 private void enableSystemUserPackages() { 2009 if (!UserManager.isSplitSystemUser()) { 2010 return; 2011 } 2012 // For system user, enable apps based on the following conditions: 2013 // - app is whitelisted or belong to one of these groups: 2014 // -- system app which has no launcher icons 2015 // -- system app which has INTERACT_ACROSS_USERS permission 2016 // -- system IME app 2017 // - app is not in the blacklist 2018 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2019 Set<String> enableApps = new ArraySet<>(); 2020 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2021 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2022 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2023 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2024 enableApps.addAll(wlApps); 2025 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2026 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2027 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2028 enableApps.removeAll(blApps); 2029 Log.i(TAG, "Applications installed for system user: " + enableApps); 2030 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2031 UserHandle.SYSTEM); 2032 final int allAppsSize = allAps.size(); 2033 synchronized (mPackages) { 2034 for (int i = 0; i < allAppsSize; i++) { 2035 String pName = allAps.get(i); 2036 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2037 // Should not happen, but we shouldn't be failing if it does 2038 if (pkgSetting == null) { 2039 continue; 2040 } 2041 boolean install = enableApps.contains(pName); 2042 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2043 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2044 + " for system user"); 2045 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2046 } 2047 } 2048 } 2049 } 2050 2051 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2052 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2053 Context.DISPLAY_SERVICE); 2054 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2055 } 2056 2057 /** 2058 * Requests that files preopted on a secondary system partition be copied to the data partition 2059 * if possible. Note that the actual copying of the files is accomplished by init for security 2060 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2061 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2062 */ 2063 private static void requestCopyPreoptedFiles() { 2064 final int WAIT_TIME_MS = 100; 2065 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2066 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2067 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2068 // We will wait for up to 100 seconds. 2069 final long timeEnd = SystemClock.uptimeMillis() + 100 * 1000; 2070 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2071 try { 2072 Thread.sleep(WAIT_TIME_MS); 2073 } catch (InterruptedException e) { 2074 // Do nothing 2075 } 2076 if (SystemClock.uptimeMillis() > timeEnd) { 2077 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2078 Slog.wtf(TAG, "cppreopt did not finish!"); 2079 break; 2080 } 2081 } 2082 } 2083 } 2084 2085 public PackageManagerService(Context context, Installer installer, 2086 boolean factoryTest, boolean onlyCore) { 2087 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2088 SystemClock.uptimeMillis()); 2089 2090 if (mSdkVersion <= 0) { 2091 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2092 } 2093 2094 mContext = context; 2095 2096 mPermissionReviewRequired = context.getResources().getBoolean( 2097 R.bool.config_permissionReviewRequired); 2098 2099 mFactoryTest = factoryTest; 2100 mOnlyCore = onlyCore; 2101 mMetrics = new DisplayMetrics(); 2102 mSettings = new Settings(mPackages); 2103 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2104 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2105 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2106 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2107 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2108 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2109 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2110 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2111 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2112 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2113 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2114 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2115 2116 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2117 if (separateProcesses != null && separateProcesses.length() > 0) { 2118 if ("*".equals(separateProcesses)) { 2119 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2120 mSeparateProcesses = null; 2121 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2122 } else { 2123 mDefParseFlags = 0; 2124 mSeparateProcesses = separateProcesses.split(","); 2125 Slog.w(TAG, "Running with debug.separate_processes: " 2126 + separateProcesses); 2127 } 2128 } else { 2129 mDefParseFlags = 0; 2130 mSeparateProcesses = null; 2131 } 2132 2133 mInstaller = installer; 2134 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2135 "*dexopt*"); 2136 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2137 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2138 2139 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2140 FgThread.get().getLooper()); 2141 2142 getDefaultDisplayMetrics(context, mMetrics); 2143 2144 SystemConfig systemConfig = SystemConfig.getInstance(); 2145 mGlobalGids = systemConfig.getGlobalGids(); 2146 mSystemPermissions = systemConfig.getSystemPermissions(); 2147 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2148 2149 mProtectedPackages = new ProtectedPackages(mContext); 2150 2151 synchronized (mInstallLock) { 2152 // writer 2153 synchronized (mPackages) { 2154 mHandlerThread = new ServiceThread(TAG, 2155 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2156 mHandlerThread.start(); 2157 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2158 mProcessLoggingHandler = new ProcessLoggingHandler(); 2159 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2160 2161 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2162 2163 File dataDir = Environment.getDataDirectory(); 2164 mAppInstallDir = new File(dataDir, "app"); 2165 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2166 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2167 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2168 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2169 2170 sUserManager = new UserManagerService(context, this, mPackages); 2171 2172 // Propagate permission configuration in to package manager. 2173 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2174 = systemConfig.getPermissions(); 2175 for (int i=0; i<permConfig.size(); i++) { 2176 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2177 BasePermission bp = mSettings.mPermissions.get(perm.name); 2178 if (bp == null) { 2179 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2180 mSettings.mPermissions.put(perm.name, bp); 2181 } 2182 if (perm.gids != null) { 2183 bp.setGids(perm.gids, perm.perUser); 2184 } 2185 } 2186 2187 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2188 for (int i=0; i<libConfig.size(); i++) { 2189 mSharedLibraries.put(libConfig.keyAt(i), 2190 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2191 } 2192 2193 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2194 2195 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2196 2197 if (mFirstBoot) { 2198 requestCopyPreoptedFiles(); 2199 } 2200 2201 String customResolverActivity = Resources.getSystem().getString( 2202 R.string.config_customResolverActivity); 2203 if (TextUtils.isEmpty(customResolverActivity)) { 2204 customResolverActivity = null; 2205 } else { 2206 mCustomResolverComponentName = ComponentName.unflattenFromString( 2207 customResolverActivity); 2208 } 2209 2210 long startTime = SystemClock.uptimeMillis(); 2211 2212 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2213 startTime); 2214 2215 // Set flag to monitor and not change apk file paths when 2216 // scanning install directories. 2217 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2218 2219 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2220 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2221 2222 if (bootClassPath == null) { 2223 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2224 } 2225 2226 if (systemServerClassPath == null) { 2227 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2228 } 2229 2230 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2231 final String[] dexCodeInstructionSets = 2232 getDexCodeInstructionSets( 2233 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2234 2235 /** 2236 * Ensure all external libraries have had dexopt run on them. 2237 */ 2238 if (mSharedLibraries.size() > 0) { 2239 // NOTE: For now, we're compiling these system "shared libraries" 2240 // (and framework jars) into all available architectures. It's possible 2241 // to compile them only when we come across an app that uses them (there's 2242 // already logic for that in scanPackageLI) but that adds some complexity. 2243 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2244 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2245 final String lib = libEntry.path; 2246 if (lib == null) { 2247 continue; 2248 } 2249 2250 try { 2251 // Shared libraries do not have profiles so we perform a full 2252 // AOT compilation (if needed). 2253 int dexoptNeeded = DexFile.getDexOptNeeded( 2254 lib, dexCodeInstructionSet, 2255 getCompilerFilterForReason(REASON_SHARED_APK), 2256 false /* newProfile */); 2257 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2258 mInstaller.dexopt(lib, Process.SYSTEM_UID, "*", 2259 dexCodeInstructionSet, dexoptNeeded, null, 2260 DEXOPT_PUBLIC, 2261 getCompilerFilterForReason(REASON_SHARED_APK), 2262 StorageManager.UUID_PRIVATE_INTERNAL, 2263 SKIP_SHARED_LIBRARY_CHECK); 2264 } 2265 } catch (FileNotFoundException e) { 2266 Slog.w(TAG, "Library not found: " + lib); 2267 } catch (IOException | InstallerException e) { 2268 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2269 + e.getMessage()); 2270 } 2271 } 2272 } 2273 } 2274 2275 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2276 2277 final VersionInfo ver = mSettings.getInternalVersion(); 2278 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2279 2280 // when upgrading from pre-M, promote system app permissions from install to runtime 2281 mPromoteSystemApps = 2282 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2283 2284 // When upgrading from pre-N, we need to handle package extraction like first boot, 2285 // as there is no profiling data available. 2286 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2287 2288 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2289 2290 // save off the names of pre-existing system packages prior to scanning; we don't 2291 // want to automatically grant runtime permissions for new system apps 2292 if (mPromoteSystemApps) { 2293 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2294 while (pkgSettingIter.hasNext()) { 2295 PackageSetting ps = pkgSettingIter.next(); 2296 if (isSystemApp(ps)) { 2297 mExistingSystemPackages.add(ps.name); 2298 } 2299 } 2300 } 2301 2302 // Collect vendor overlay packages. 2303 // (Do this before scanning any apps.) 2304 // For security and version matching reason, only consider 2305 // overlay packages if they reside in the right directory. 2306 File vendorOverlayDir; 2307 String overlaySkuDir = SystemProperties.get(VENDOR_OVERLAY_SKU_PROPERTY); 2308 if (!overlaySkuDir.isEmpty()) { 2309 vendorOverlayDir = new File(VENDOR_OVERLAY_DIR, overlaySkuDir); 2310 } else { 2311 vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2312 } 2313 scanDirTracedLI(vendorOverlayDir, mDefParseFlags 2314 | PackageParser.PARSE_IS_SYSTEM 2315 | PackageParser.PARSE_IS_SYSTEM_DIR 2316 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2317 2318 // Find base frameworks (resource packages without code). 2319 scanDirTracedLI(frameworkDir, mDefParseFlags 2320 | PackageParser.PARSE_IS_SYSTEM 2321 | PackageParser.PARSE_IS_SYSTEM_DIR 2322 | PackageParser.PARSE_IS_PRIVILEGED, 2323 scanFlags | SCAN_NO_DEX, 0); 2324 2325 // Collected privileged system packages. 2326 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2327 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2328 | PackageParser.PARSE_IS_SYSTEM 2329 | PackageParser.PARSE_IS_SYSTEM_DIR 2330 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2331 2332 // Collect ordinary system packages. 2333 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2334 scanDirTracedLI(systemAppDir, mDefParseFlags 2335 | PackageParser.PARSE_IS_SYSTEM 2336 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2337 2338 // Collect all vendor packages. 2339 File vendorAppDir = new File("/vendor/app"); 2340 try { 2341 vendorAppDir = vendorAppDir.getCanonicalFile(); 2342 } catch (IOException e) { 2343 // failed to look up canonical path, continue with original one 2344 } 2345 scanDirTracedLI(vendorAppDir, mDefParseFlags 2346 | PackageParser.PARSE_IS_SYSTEM 2347 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2348 2349 // Collect all OEM packages. 2350 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2351 scanDirTracedLI(oemAppDir, mDefParseFlags 2352 | PackageParser.PARSE_IS_SYSTEM 2353 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2354 2355 // Prune any system packages that no longer exist. 2356 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2357 if (!mOnlyCore) { 2358 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2359 while (psit.hasNext()) { 2360 PackageSetting ps = psit.next(); 2361 2362 /* 2363 * If this is not a system app, it can't be a 2364 * disable system app. 2365 */ 2366 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2367 continue; 2368 } 2369 2370 /* 2371 * If the package is scanned, it's not erased. 2372 */ 2373 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2374 if (scannedPkg != null) { 2375 /* 2376 * If the system app is both scanned and in the 2377 * disabled packages list, then it must have been 2378 * added via OTA. Remove it from the currently 2379 * scanned package so the previously user-installed 2380 * application can be scanned. 2381 */ 2382 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2383 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2384 + ps.name + "; removing system app. Last known codePath=" 2385 + ps.codePathString + ", installStatus=" + ps.installStatus 2386 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2387 + scannedPkg.mVersionCode); 2388 removePackageLI(scannedPkg, true); 2389 mExpectingBetter.put(ps.name, ps.codePath); 2390 } 2391 2392 continue; 2393 } 2394 2395 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2396 psit.remove(); 2397 logCriticalInfo(Log.WARN, "System package " + ps.name 2398 + " no longer exists; it's data will be wiped"); 2399 // Actual deletion of code and data will be handled by later 2400 // reconciliation step 2401 } else { 2402 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2403 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2404 possiblyDeletedUpdatedSystemApps.add(ps.name); 2405 } 2406 } 2407 } 2408 } 2409 2410 //look for any incomplete package installations 2411 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2412 for (int i = 0; i < deletePkgsList.size(); i++) { 2413 // Actual deletion of code and data will be handled by later 2414 // reconciliation step 2415 final String packageName = deletePkgsList.get(i).name; 2416 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2417 synchronized (mPackages) { 2418 mSettings.removePackageLPw(packageName); 2419 } 2420 } 2421 2422 //delete tmp files 2423 deleteTempPackageFiles(); 2424 2425 // Remove any shared userIDs that have no associated packages 2426 mSettings.pruneSharedUsersLPw(); 2427 2428 if (!mOnlyCore) { 2429 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2430 SystemClock.uptimeMillis()); 2431 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2432 2433 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2434 | PackageParser.PARSE_FORWARD_LOCK, 2435 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2436 2437 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2438 | PackageParser.PARSE_IS_EPHEMERAL, 2439 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2440 2441 /** 2442 * Remove disable package settings for any updated system 2443 * apps that were removed via an OTA. If they're not a 2444 * previously-updated app, remove them completely. 2445 * Otherwise, just revoke their system-level permissions. 2446 */ 2447 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2448 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2449 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2450 2451 String msg; 2452 if (deletedPkg == null) { 2453 msg = "Updated system package " + deletedAppName 2454 + " no longer exists; it's data will be wiped"; 2455 // Actual deletion of code and data will be handled by later 2456 // reconciliation step 2457 } else { 2458 msg = "Updated system app + " + deletedAppName 2459 + " no longer present; removing system privileges for " 2460 + deletedAppName; 2461 2462 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2463 2464 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2465 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2466 } 2467 logCriticalInfo(Log.WARN, msg); 2468 } 2469 2470 /** 2471 * Make sure all system apps that we expected to appear on 2472 * the userdata partition actually showed up. If they never 2473 * appeared, crawl back and revive the system version. 2474 */ 2475 for (int i = 0; i < mExpectingBetter.size(); i++) { 2476 final String packageName = mExpectingBetter.keyAt(i); 2477 if (!mPackages.containsKey(packageName)) { 2478 final File scanFile = mExpectingBetter.valueAt(i); 2479 2480 logCriticalInfo(Log.WARN, "Expected better " + packageName 2481 + " but never showed up; reverting to system"); 2482 2483 int reparseFlags = mDefParseFlags; 2484 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2485 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2486 | PackageParser.PARSE_IS_SYSTEM_DIR 2487 | PackageParser.PARSE_IS_PRIVILEGED; 2488 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2489 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2490 | PackageParser.PARSE_IS_SYSTEM_DIR; 2491 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2492 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2493 | PackageParser.PARSE_IS_SYSTEM_DIR; 2494 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2495 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2496 | PackageParser.PARSE_IS_SYSTEM_DIR; 2497 } else { 2498 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2499 continue; 2500 } 2501 2502 mSettings.enableSystemPackageLPw(packageName); 2503 2504 try { 2505 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2506 } catch (PackageManagerException e) { 2507 Slog.e(TAG, "Failed to parse original system package: " 2508 + e.getMessage()); 2509 } 2510 } 2511 } 2512 } 2513 mExpectingBetter.clear(); 2514 2515 // Resolve the storage manager. 2516 mStorageManagerPackage = getStorageManagerPackageName(); 2517 2518 // Resolve protected action filters. Only the setup wizard is allowed to 2519 // have a high priority filter for these actions. 2520 mSetupWizardPackage = getSetupWizardPackageName(); 2521 if (mProtectedFilters.size() > 0) { 2522 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2523 Slog.i(TAG, "No setup wizard;" 2524 + " All protected intents capped to priority 0"); 2525 } 2526 for (ActivityIntentInfo filter : mProtectedFilters) { 2527 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2528 if (DEBUG_FILTERS) { 2529 Slog.i(TAG, "Found setup wizard;" 2530 + " allow priority " + filter.getPriority() + ";" 2531 + " package: " + filter.activity.info.packageName 2532 + " activity: " + filter.activity.className 2533 + " priority: " + filter.getPriority()); 2534 } 2535 // skip setup wizard; allow it to keep the high priority filter 2536 continue; 2537 } 2538 Slog.w(TAG, "Protected action; cap priority to 0;" 2539 + " package: " + filter.activity.info.packageName 2540 + " activity: " + filter.activity.className 2541 + " origPrio: " + filter.getPriority()); 2542 filter.setPriority(0); 2543 } 2544 } 2545 mDeferProtectedFilters = false; 2546 mProtectedFilters.clear(); 2547 2548 // Now that we know all of the shared libraries, update all clients to have 2549 // the correct library paths. 2550 updateAllSharedLibrariesLPw(); 2551 2552 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2553 // NOTE: We ignore potential failures here during a system scan (like 2554 // the rest of the commands above) because there's precious little we 2555 // can do about it. A settings error is reported, though. 2556 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2557 false /* boot complete */); 2558 } 2559 2560 // Now that we know all the packages we are keeping, 2561 // read and update their last usage times. 2562 mPackageUsage.read(mPackages); 2563 mCompilerStats.read(); 2564 2565 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2566 SystemClock.uptimeMillis()); 2567 Slog.i(TAG, "Time to scan packages: " 2568 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2569 + " seconds"); 2570 2571 // If the platform SDK has changed since the last time we booted, 2572 // we need to re-grant app permission to catch any new ones that 2573 // appear. This is really a hack, and means that apps can in some 2574 // cases get permissions that the user didn't initially explicitly 2575 // allow... it would be nice to have some better way to handle 2576 // this situation. 2577 int updateFlags = UPDATE_PERMISSIONS_ALL; 2578 if (ver.sdkVersion != mSdkVersion) { 2579 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2580 + mSdkVersion + "; regranting permissions for internal storage"); 2581 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2582 } 2583 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2584 ver.sdkVersion = mSdkVersion; 2585 2586 // If this is the first boot or an update from pre-M, and it is a normal 2587 // boot, then we need to initialize the default preferred apps across 2588 // all defined users. 2589 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2590 for (UserInfo user : sUserManager.getUsers(true)) { 2591 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2592 applyFactoryDefaultBrowserLPw(user.id); 2593 primeDomainVerificationsLPw(user.id); 2594 } 2595 } 2596 2597 // Prepare storage for system user really early during boot, 2598 // since core system apps like SettingsProvider and SystemUI 2599 // can't wait for user to start 2600 final int storageFlags; 2601 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2602 storageFlags = StorageManager.FLAG_STORAGE_DE; 2603 } else { 2604 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2605 } 2606 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2607 storageFlags); 2608 2609 // If this is first boot after an OTA, and a normal boot, then 2610 // we need to clear code cache directories. 2611 // Note that we do *not* clear the application profiles. These remain valid 2612 // across OTAs and are used to drive profile verification (post OTA) and 2613 // profile compilation (without waiting to collect a fresh set of profiles). 2614 if (mIsUpgrade && !onlyCore) { 2615 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2616 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2617 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2618 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2619 // No apps are running this early, so no need to freeze 2620 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2621 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2622 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2623 } 2624 } 2625 ver.fingerprint = Build.FINGERPRINT; 2626 } 2627 2628 checkDefaultBrowser(); 2629 2630 // clear only after permissions and other defaults have been updated 2631 mExistingSystemPackages.clear(); 2632 mPromoteSystemApps = false; 2633 2634 // All the changes are done during package scanning. 2635 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2636 2637 // can downgrade to reader 2638 mSettings.writeLPr(); 2639 2640 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2641 // early on (before the package manager declares itself as early) because other 2642 // components in the system server might ask for package contexts for these apps. 2643 // 2644 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2645 // (i.e, that the data partition is unavailable). 2646 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2647 long start = System.nanoTime(); 2648 List<PackageParser.Package> coreApps = new ArrayList<>(); 2649 for (PackageParser.Package pkg : mPackages.values()) { 2650 if (pkg.coreApp) { 2651 coreApps.add(pkg); 2652 } 2653 } 2654 2655 int[] stats = performDexOptUpgrade(coreApps, false, 2656 getCompilerFilterForReason(REASON_CORE_APP)); 2657 2658 final int elapsedTimeSeconds = 2659 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2660 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2661 2662 if (DEBUG_DEXOPT) { 2663 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2664 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2665 } 2666 2667 2668 // TODO: Should we log these stats to tron too ? 2669 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2670 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2671 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2672 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2673 } 2674 2675 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2676 SystemClock.uptimeMillis()); 2677 2678 if (!mOnlyCore) { 2679 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2680 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2681 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2682 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2683 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2684 mIntentFilterVerifierComponent); 2685 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2686 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES); 2687 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2688 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED); 2689 } else { 2690 mRequiredVerifierPackage = null; 2691 mRequiredInstallerPackage = null; 2692 mRequiredUninstallerPackage = null; 2693 mIntentFilterVerifierComponent = null; 2694 mIntentFilterVerifier = null; 2695 mServicesSystemSharedLibraryPackageName = null; 2696 mSharedSystemSharedLibraryPackageName = null; 2697 } 2698 2699 mInstallerService = new PackageInstallerService(context, this); 2700 2701 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2702 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2703 // both the installer and resolver must be present to enable ephemeral 2704 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2705 if (DEBUG_EPHEMERAL) { 2706 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2707 + " installer:" + ephemeralInstallerComponent); 2708 } 2709 mEphemeralResolverComponent = ephemeralResolverComponent; 2710 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2711 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2712 mEphemeralResolverConnection = 2713 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2714 } else { 2715 if (DEBUG_EPHEMERAL) { 2716 final String missingComponent = 2717 (ephemeralResolverComponent == null) 2718 ? (ephemeralInstallerComponent == null) 2719 ? "resolver and installer" 2720 : "resolver" 2721 : "installer"; 2722 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2723 } 2724 mEphemeralResolverComponent = null; 2725 mEphemeralInstallerComponent = null; 2726 mEphemeralResolverConnection = null; 2727 } 2728 2729 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2730 2731 // Read and update the usage of dex files. 2732 // Do this at the end of PM init so that all the packages have their 2733 // data directory reconciled. 2734 // At this point we know the code paths of the packages, so we can validate 2735 // the disk file and build the internal cache. 2736 // The usage file is expected to be small so loading and verifying it 2737 // should take a fairly small time compare to the other activities (e.g. package 2738 // scanning). 2739 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2740 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2741 for (int userId : currentUserIds) { 2742 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2743 } 2744 mDexManager.load(userPackages); 2745 } // synchronized (mPackages) 2746 } // synchronized (mInstallLock) 2747 2748 // Now after opening every single application zip, make sure they 2749 // are all flushed. Not really needed, but keeps things nice and 2750 // tidy. 2751 Runtime.getRuntime().gc(); 2752 2753 // The initial scanning above does many calls into installd while 2754 // holding the mPackages lock, but we're mostly interested in yelling 2755 // once we have a booted system. 2756 mInstaller.setWarnIfHeld(mPackages); 2757 2758 // Expose private service for system components to use. 2759 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2760 } 2761 2762 @Override 2763 public boolean isFirstBoot() { 2764 return mFirstBoot; 2765 } 2766 2767 @Override 2768 public boolean isOnlyCoreApps() { 2769 return mOnlyCore; 2770 } 2771 2772 @Override 2773 public boolean isUpgrade() { 2774 return mIsUpgrade; 2775 } 2776 2777 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2778 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2779 2780 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2781 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2782 UserHandle.USER_SYSTEM); 2783 if (matches.size() == 1) { 2784 return matches.get(0).getComponentInfo().packageName; 2785 } else if (matches.size() == 0) { 2786 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2787 return null; 2788 } 2789 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2790 } 2791 2792 private @NonNull String getRequiredSharedLibraryLPr(String libraryName) { 2793 synchronized (mPackages) { 2794 SharedLibraryEntry libraryEntry = mSharedLibraries.get(libraryName); 2795 if (libraryEntry == null) { 2796 throw new IllegalStateException("Missing required shared library:" + libraryName); 2797 } 2798 return libraryEntry.apk; 2799 } 2800 } 2801 2802 private @NonNull String getRequiredInstallerLPr() { 2803 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2804 intent.addCategory(Intent.CATEGORY_DEFAULT); 2805 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2806 2807 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2808 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2809 UserHandle.USER_SYSTEM); 2810 if (matches.size() == 1) { 2811 ResolveInfo resolveInfo = matches.get(0); 2812 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2813 throw new RuntimeException("The installer must be a privileged app"); 2814 } 2815 return matches.get(0).getComponentInfo().packageName; 2816 } else { 2817 throw new RuntimeException("There must be exactly one installer; found " + matches); 2818 } 2819 } 2820 2821 private @NonNull String getRequiredUninstallerLPr() { 2822 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 2823 intent.addCategory(Intent.CATEGORY_DEFAULT); 2824 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 2825 2826 final ResolveInfo resolveInfo = resolveIntent(intent, null, 2827 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2828 UserHandle.USER_SYSTEM); 2829 if (resolveInfo == null || 2830 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 2831 throw new RuntimeException("There must be exactly one uninstaller; found " 2832 + resolveInfo); 2833 } 2834 return resolveInfo.getComponentInfo().packageName; 2835 } 2836 2837 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2838 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2839 2840 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2841 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2842 UserHandle.USER_SYSTEM); 2843 ResolveInfo best = null; 2844 final int N = matches.size(); 2845 for (int i = 0; i < N; i++) { 2846 final ResolveInfo cur = matches.get(i); 2847 final String packageName = cur.getComponentInfo().packageName; 2848 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2849 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2850 continue; 2851 } 2852 2853 if (best == null || cur.priority > best.priority) { 2854 best = cur; 2855 } 2856 } 2857 2858 if (best != null) { 2859 return best.getComponentInfo().getComponentName(); 2860 } else { 2861 throw new RuntimeException("There must be at least one intent filter verifier"); 2862 } 2863 } 2864 2865 private @Nullable ComponentName getEphemeralResolverLPr() { 2866 final String[] packageArray = 2867 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2868 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 2869 if (DEBUG_EPHEMERAL) { 2870 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2871 } 2872 return null; 2873 } 2874 2875 final int resolveFlags = 2876 MATCH_DIRECT_BOOT_AWARE 2877 | MATCH_DIRECT_BOOT_UNAWARE 2878 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2879 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2880 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 2881 resolveFlags, UserHandle.USER_SYSTEM); 2882 2883 final int N = resolvers.size(); 2884 if (N == 0) { 2885 if (DEBUG_EPHEMERAL) { 2886 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2887 } 2888 return null; 2889 } 2890 2891 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2892 for (int i = 0; i < N; i++) { 2893 final ResolveInfo info = resolvers.get(i); 2894 2895 if (info.serviceInfo == null) { 2896 continue; 2897 } 2898 2899 final String packageName = info.serviceInfo.packageName; 2900 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 2901 if (DEBUG_EPHEMERAL) { 2902 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2903 + " pkg: " + packageName + ", info:" + info); 2904 } 2905 continue; 2906 } 2907 2908 if (DEBUG_EPHEMERAL) { 2909 Slog.v(TAG, "Ephemeral resolver found;" 2910 + " pkg: " + packageName + ", info:" + info); 2911 } 2912 return new ComponentName(packageName, info.serviceInfo.name); 2913 } 2914 if (DEBUG_EPHEMERAL) { 2915 Slog.v(TAG, "Ephemeral resolver NOT found"); 2916 } 2917 return null; 2918 } 2919 2920 private @Nullable ComponentName getEphemeralInstallerLPr() { 2921 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2922 intent.addCategory(Intent.CATEGORY_DEFAULT); 2923 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2924 2925 final int resolveFlags = 2926 MATCH_DIRECT_BOOT_AWARE 2927 | MATCH_DIRECT_BOOT_UNAWARE 2928 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2929 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2930 resolveFlags, UserHandle.USER_SYSTEM); 2931 if (matches.size() == 0) { 2932 return null; 2933 } else if (matches.size() == 1) { 2934 return matches.get(0).getComponentInfo().getComponentName(); 2935 } else { 2936 throw new RuntimeException( 2937 "There must be at most one ephemeral installer; found " + matches); 2938 } 2939 } 2940 2941 private void primeDomainVerificationsLPw(int userId) { 2942 if (DEBUG_DOMAIN_VERIFICATION) { 2943 Slog.d(TAG, "Priming domain verifications in user " + userId); 2944 } 2945 2946 SystemConfig systemConfig = SystemConfig.getInstance(); 2947 ArraySet<String> packages = systemConfig.getLinkedApps(); 2948 ArraySet<String> domains = new ArraySet<String>(); 2949 2950 for (String packageName : packages) { 2951 PackageParser.Package pkg = mPackages.get(packageName); 2952 if (pkg != null) { 2953 if (!pkg.isSystemApp()) { 2954 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2955 continue; 2956 } 2957 2958 domains.clear(); 2959 for (PackageParser.Activity a : pkg.activities) { 2960 for (ActivityIntentInfo filter : a.intents) { 2961 if (hasValidDomains(filter)) { 2962 domains.addAll(filter.getHostsList()); 2963 } 2964 } 2965 } 2966 2967 if (domains.size() > 0) { 2968 if (DEBUG_DOMAIN_VERIFICATION) { 2969 Slog.v(TAG, " + " + packageName); 2970 } 2971 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2972 // state w.r.t. the formal app-linkage "no verification attempted" state; 2973 // and then 'always' in the per-user state actually used for intent resolution. 2974 final IntentFilterVerificationInfo ivi; 2975 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2976 new ArrayList<String>(domains)); 2977 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2978 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2979 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2980 } else { 2981 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2982 + "' does not handle web links"); 2983 } 2984 } else { 2985 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2986 } 2987 } 2988 2989 scheduleWritePackageRestrictionsLocked(userId); 2990 scheduleWriteSettingsLocked(); 2991 } 2992 2993 private void applyFactoryDefaultBrowserLPw(int userId) { 2994 // The default browser app's package name is stored in a string resource, 2995 // with a product-specific overlay used for vendor customization. 2996 String browserPkg = mContext.getResources().getString( 2997 com.android.internal.R.string.default_browser); 2998 if (!TextUtils.isEmpty(browserPkg)) { 2999 // non-empty string => required to be a known package 3000 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3001 if (ps == null) { 3002 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3003 browserPkg = null; 3004 } else { 3005 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3006 } 3007 } 3008 3009 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3010 // default. If there's more than one, just leave everything alone. 3011 if (browserPkg == null) { 3012 calculateDefaultBrowserLPw(userId); 3013 } 3014 } 3015 3016 private void calculateDefaultBrowserLPw(int userId) { 3017 List<String> allBrowsers = resolveAllBrowserApps(userId); 3018 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3019 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3020 } 3021 3022 private List<String> resolveAllBrowserApps(int userId) { 3023 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3024 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3025 PackageManager.MATCH_ALL, userId); 3026 3027 final int count = list.size(); 3028 List<String> result = new ArrayList<String>(count); 3029 for (int i=0; i<count; i++) { 3030 ResolveInfo info = list.get(i); 3031 if (info.activityInfo == null 3032 || !info.handleAllWebDataURI 3033 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3034 || result.contains(info.activityInfo.packageName)) { 3035 continue; 3036 } 3037 result.add(info.activityInfo.packageName); 3038 } 3039 3040 return result; 3041 } 3042 3043 private boolean packageIsBrowser(String packageName, int userId) { 3044 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3045 PackageManager.MATCH_ALL, userId); 3046 final int N = list.size(); 3047 for (int i = 0; i < N; i++) { 3048 ResolveInfo info = list.get(i); 3049 if (packageName.equals(info.activityInfo.packageName)) { 3050 return true; 3051 } 3052 } 3053 return false; 3054 } 3055 3056 private void checkDefaultBrowser() { 3057 final int myUserId = UserHandle.myUserId(); 3058 final String packageName = getDefaultBrowserPackageName(myUserId); 3059 if (packageName != null) { 3060 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3061 if (info == null) { 3062 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3063 synchronized (mPackages) { 3064 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3065 } 3066 } 3067 } 3068 } 3069 3070 @Override 3071 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3072 throws RemoteException { 3073 try { 3074 return super.onTransact(code, data, reply, flags); 3075 } catch (RuntimeException e) { 3076 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3077 Slog.wtf(TAG, "Package Manager Crash", e); 3078 } 3079 throw e; 3080 } 3081 } 3082 3083 static int[] appendInts(int[] cur, int[] add) { 3084 if (add == null) return cur; 3085 if (cur == null) return add; 3086 final int N = add.length; 3087 for (int i=0; i<N; i++) { 3088 cur = appendInt(cur, add[i]); 3089 } 3090 return cur; 3091 } 3092 3093 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3094 if (!sUserManager.exists(userId)) return null; 3095 if (ps == null) { 3096 return null; 3097 } 3098 final PackageParser.Package p = ps.pkg; 3099 if (p == null) { 3100 return null; 3101 } 3102 3103 final PermissionsState permissionsState = ps.getPermissionsState(); 3104 3105 // Compute GIDs only if requested 3106 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3107 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3108 // Compute granted permissions only if package has requested permissions 3109 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3110 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3111 final PackageUserState state = ps.readUserState(userId); 3112 3113 return PackageParser.generatePackageInfo(p, gids, flags, 3114 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3115 } 3116 3117 @Override 3118 public void checkPackageStartable(String packageName, int userId) { 3119 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3120 3121 synchronized (mPackages) { 3122 final PackageSetting ps = mSettings.mPackages.get(packageName); 3123 if (ps == null) { 3124 throw new SecurityException("Package " + packageName + " was not found!"); 3125 } 3126 3127 if (!ps.getInstalled(userId)) { 3128 throw new SecurityException( 3129 "Package " + packageName + " was not installed for user " + userId + "!"); 3130 } 3131 3132 if (mSafeMode && !ps.isSystem()) { 3133 throw new SecurityException("Package " + packageName + " not a system app!"); 3134 } 3135 3136 if (mFrozenPackages.contains(packageName)) { 3137 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3138 } 3139 3140 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3141 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3142 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3143 } 3144 } 3145 } 3146 3147 @Override 3148 public boolean isPackageAvailable(String packageName, int userId) { 3149 if (!sUserManager.exists(userId)) return false; 3150 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3151 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3152 synchronized (mPackages) { 3153 PackageParser.Package p = mPackages.get(packageName); 3154 if (p != null) { 3155 final PackageSetting ps = (PackageSetting) p.mExtras; 3156 if (ps != null) { 3157 final PackageUserState state = ps.readUserState(userId); 3158 if (state != null) { 3159 return PackageParser.isAvailable(state); 3160 } 3161 } 3162 } 3163 } 3164 return false; 3165 } 3166 3167 @Override 3168 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3169 if (!sUserManager.exists(userId)) return null; 3170 flags = updateFlagsForPackage(flags, userId, packageName); 3171 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3172 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3173 // reader 3174 synchronized (mPackages) { 3175 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3176 PackageParser.Package p = null; 3177 if (matchFactoryOnly) { 3178 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3179 if (ps != null) { 3180 return generatePackageInfo(ps, flags, userId); 3181 } 3182 } 3183 if (p == null) { 3184 p = mPackages.get(packageName); 3185 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3186 return null; 3187 } 3188 } 3189 if (DEBUG_PACKAGE_INFO) 3190 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3191 if (p != null) { 3192 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3193 } 3194 if (!matchFactoryOnly && (flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3195 final PackageSetting ps = mSettings.mPackages.get(packageName); 3196 return generatePackageInfo(ps, flags, userId); 3197 } 3198 } 3199 return null; 3200 } 3201 3202 @Override 3203 public String[] currentToCanonicalPackageNames(String[] names) { 3204 String[] out = new String[names.length]; 3205 // reader 3206 synchronized (mPackages) { 3207 for (int i=names.length-1; i>=0; i--) { 3208 PackageSetting ps = mSettings.mPackages.get(names[i]); 3209 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3210 } 3211 } 3212 return out; 3213 } 3214 3215 @Override 3216 public String[] canonicalToCurrentPackageNames(String[] names) { 3217 String[] out = new String[names.length]; 3218 // reader 3219 synchronized (mPackages) { 3220 for (int i=names.length-1; i>=0; i--) { 3221 String cur = mSettings.mRenamedPackages.get(names[i]); 3222 out[i] = cur != null ? cur : names[i]; 3223 } 3224 } 3225 return out; 3226 } 3227 3228 @Override 3229 public int getPackageUid(String packageName, int flags, int userId) { 3230 if (!sUserManager.exists(userId)) return -1; 3231 flags = updateFlagsForPackage(flags, userId, packageName); 3232 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3233 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3234 3235 // reader 3236 synchronized (mPackages) { 3237 final PackageParser.Package p = mPackages.get(packageName); 3238 if (p != null && p.isMatch(flags)) { 3239 return UserHandle.getUid(userId, p.applicationInfo.uid); 3240 } 3241 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3242 final PackageSetting ps = mSettings.mPackages.get(packageName); 3243 if (ps != null && ps.isMatch(flags)) { 3244 return UserHandle.getUid(userId, ps.appId); 3245 } 3246 } 3247 } 3248 3249 return -1; 3250 } 3251 3252 @Override 3253 public int[] getPackageGids(String packageName, int flags, int userId) { 3254 if (!sUserManager.exists(userId)) return null; 3255 flags = updateFlagsForPackage(flags, userId, packageName); 3256 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3257 false /* requireFullPermission */, false /* checkShell */, 3258 "getPackageGids"); 3259 3260 // reader 3261 synchronized (mPackages) { 3262 final PackageParser.Package p = mPackages.get(packageName); 3263 if (p != null && p.isMatch(flags)) { 3264 PackageSetting ps = (PackageSetting) p.mExtras; 3265 return ps.getPermissionsState().computeGids(userId); 3266 } 3267 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3268 final PackageSetting ps = mSettings.mPackages.get(packageName); 3269 if (ps != null && ps.isMatch(flags)) { 3270 return ps.getPermissionsState().computeGids(userId); 3271 } 3272 } 3273 } 3274 3275 return null; 3276 } 3277 3278 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3279 if (bp.perm != null) { 3280 return PackageParser.generatePermissionInfo(bp.perm, flags); 3281 } 3282 PermissionInfo pi = new PermissionInfo(); 3283 pi.name = bp.name; 3284 pi.packageName = bp.sourcePackage; 3285 pi.nonLocalizedLabel = bp.name; 3286 pi.protectionLevel = bp.protectionLevel; 3287 return pi; 3288 } 3289 3290 @Override 3291 public PermissionInfo getPermissionInfo(String name, int flags) { 3292 // reader 3293 synchronized (mPackages) { 3294 final BasePermission p = mSettings.mPermissions.get(name); 3295 if (p != null) { 3296 return generatePermissionInfo(p, flags); 3297 } 3298 return null; 3299 } 3300 } 3301 3302 @Override 3303 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3304 int flags) { 3305 // reader 3306 synchronized (mPackages) { 3307 if (group != null && !mPermissionGroups.containsKey(group)) { 3308 // This is thrown as NameNotFoundException 3309 return null; 3310 } 3311 3312 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3313 for (BasePermission p : mSettings.mPermissions.values()) { 3314 if (group == null) { 3315 if (p.perm == null || p.perm.info.group == null) { 3316 out.add(generatePermissionInfo(p, flags)); 3317 } 3318 } else { 3319 if (p.perm != null && group.equals(p.perm.info.group)) { 3320 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3321 } 3322 } 3323 } 3324 return new ParceledListSlice<>(out); 3325 } 3326 } 3327 3328 @Override 3329 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3330 // reader 3331 synchronized (mPackages) { 3332 return PackageParser.generatePermissionGroupInfo( 3333 mPermissionGroups.get(name), flags); 3334 } 3335 } 3336 3337 @Override 3338 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3339 // reader 3340 synchronized (mPackages) { 3341 final int N = mPermissionGroups.size(); 3342 ArrayList<PermissionGroupInfo> out 3343 = new ArrayList<PermissionGroupInfo>(N); 3344 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3345 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3346 } 3347 return new ParceledListSlice<>(out); 3348 } 3349 } 3350 3351 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3352 int userId) { 3353 if (!sUserManager.exists(userId)) return null; 3354 PackageSetting ps = mSettings.mPackages.get(packageName); 3355 if (ps != null) { 3356 if (ps.pkg == null) { 3357 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3358 if (pInfo != null) { 3359 return pInfo.applicationInfo; 3360 } 3361 return null; 3362 } 3363 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3364 ps.readUserState(userId), userId); 3365 } 3366 return null; 3367 } 3368 3369 @Override 3370 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3371 if (!sUserManager.exists(userId)) return null; 3372 flags = updateFlagsForApplication(flags, userId, packageName); 3373 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3374 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3375 // writer 3376 synchronized (mPackages) { 3377 PackageParser.Package p = mPackages.get(packageName); 3378 if (DEBUG_PACKAGE_INFO) Log.v( 3379 TAG, "getApplicationInfo " + packageName 3380 + ": " + p); 3381 if (p != null) { 3382 PackageSetting ps = mSettings.mPackages.get(packageName); 3383 if (ps == null) return null; 3384 // Note: isEnabledLP() does not apply here - always return info 3385 return PackageParser.generateApplicationInfo( 3386 p, flags, ps.readUserState(userId), userId); 3387 } 3388 if ("android".equals(packageName)||"system".equals(packageName)) { 3389 return mAndroidApplication; 3390 } 3391 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3392 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3393 } 3394 } 3395 return null; 3396 } 3397 3398 @Override 3399 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3400 final IPackageDataObserver observer) { 3401 mContext.enforceCallingOrSelfPermission( 3402 android.Manifest.permission.CLEAR_APP_CACHE, null); 3403 // Queue up an async operation since clearing cache may take a little while. 3404 mHandler.post(new Runnable() { 3405 public void run() { 3406 mHandler.removeCallbacks(this); 3407 boolean success = true; 3408 synchronized (mInstallLock) { 3409 try { 3410 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3411 } catch (InstallerException e) { 3412 Slog.w(TAG, "Couldn't clear application caches: " + e); 3413 success = false; 3414 } 3415 } 3416 if (observer != null) { 3417 try { 3418 observer.onRemoveCompleted(null, success); 3419 } catch (RemoteException e) { 3420 Slog.w(TAG, "RemoveException when invoking call back"); 3421 } 3422 } 3423 } 3424 }); 3425 } 3426 3427 @Override 3428 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3429 final IntentSender pi) { 3430 mContext.enforceCallingOrSelfPermission( 3431 android.Manifest.permission.CLEAR_APP_CACHE, null); 3432 // Queue up an async operation since clearing cache may take a little while. 3433 mHandler.post(new Runnable() { 3434 public void run() { 3435 mHandler.removeCallbacks(this); 3436 boolean success = true; 3437 synchronized (mInstallLock) { 3438 try { 3439 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3440 } catch (InstallerException e) { 3441 Slog.w(TAG, "Couldn't clear application caches: " + e); 3442 success = false; 3443 } 3444 } 3445 if(pi != null) { 3446 try { 3447 // Callback via pending intent 3448 int code = success ? 1 : 0; 3449 pi.sendIntent(null, code, null, 3450 null, null); 3451 } catch (SendIntentException e1) { 3452 Slog.i(TAG, "Failed to send pending intent"); 3453 } 3454 } 3455 } 3456 }); 3457 } 3458 3459 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3460 synchronized (mInstallLock) { 3461 try { 3462 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3463 } catch (InstallerException e) { 3464 throw new IOException("Failed to free enough space", e); 3465 } 3466 } 3467 } 3468 3469 /** 3470 * Update given flags based on encryption status of current user. 3471 */ 3472 private int updateFlags(int flags, int userId) { 3473 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3474 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3475 // Caller expressed an explicit opinion about what encryption 3476 // aware/unaware components they want to see, so fall through and 3477 // give them what they want 3478 } else { 3479 // Caller expressed no opinion, so match based on user state 3480 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3481 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3482 } else { 3483 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3484 } 3485 } 3486 return flags; 3487 } 3488 3489 private UserManagerInternal getUserManagerInternal() { 3490 if (mUserManagerInternal == null) { 3491 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3492 } 3493 return mUserManagerInternal; 3494 } 3495 3496 /** 3497 * Update given flags when being used to request {@link PackageInfo}. 3498 */ 3499 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3500 boolean triaged = true; 3501 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3502 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3503 // Caller is asking for component details, so they'd better be 3504 // asking for specific encryption matching behavior, or be triaged 3505 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3506 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3507 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3508 triaged = false; 3509 } 3510 } 3511 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3512 | PackageManager.MATCH_SYSTEM_ONLY 3513 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3514 triaged = false; 3515 } 3516 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3517 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3518 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3519 } 3520 return updateFlags(flags, userId); 3521 } 3522 3523 /** 3524 * Update given flags when being used to request {@link ApplicationInfo}. 3525 */ 3526 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3527 return updateFlagsForPackage(flags, userId, cookie); 3528 } 3529 3530 /** 3531 * Update given flags when being used to request {@link ComponentInfo}. 3532 */ 3533 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3534 if (cookie instanceof Intent) { 3535 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3536 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3537 } 3538 } 3539 3540 boolean triaged = true; 3541 // Caller is asking for component details, so they'd better be 3542 // asking for specific encryption matching behavior, or be triaged 3543 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3544 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3545 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3546 triaged = false; 3547 } 3548 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3549 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3550 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3551 } 3552 3553 return updateFlags(flags, userId); 3554 } 3555 3556 /** 3557 * Update given flags when being used to request {@link ResolveInfo}. 3558 */ 3559 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3560 // Safe mode means we shouldn't match any third-party components 3561 if (mSafeMode) { 3562 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3563 } 3564 3565 return updateFlagsForComponent(flags, userId, cookie); 3566 } 3567 3568 @Override 3569 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3570 if (!sUserManager.exists(userId)) return null; 3571 flags = updateFlagsForComponent(flags, userId, component); 3572 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3573 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3574 synchronized (mPackages) { 3575 PackageParser.Activity a = mActivities.mActivities.get(component); 3576 3577 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3578 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3579 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3580 if (ps == null) return null; 3581 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3582 userId); 3583 } 3584 if (mResolveComponentName.equals(component)) { 3585 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3586 new PackageUserState(), userId); 3587 } 3588 } 3589 return null; 3590 } 3591 3592 @Override 3593 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3594 String resolvedType) { 3595 synchronized (mPackages) { 3596 if (component.equals(mResolveComponentName)) { 3597 // The resolver supports EVERYTHING! 3598 return true; 3599 } 3600 PackageParser.Activity a = mActivities.mActivities.get(component); 3601 if (a == null) { 3602 return false; 3603 } 3604 for (int i=0; i<a.intents.size(); i++) { 3605 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3606 intent.getData(), intent.getCategories(), TAG) >= 0) { 3607 return true; 3608 } 3609 } 3610 return false; 3611 } 3612 } 3613 3614 @Override 3615 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3616 if (!sUserManager.exists(userId)) return null; 3617 flags = updateFlagsForComponent(flags, userId, component); 3618 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3619 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 3620 synchronized (mPackages) { 3621 PackageParser.Activity a = mReceivers.mActivities.get(component); 3622 if (DEBUG_PACKAGE_INFO) Log.v( 3623 TAG, "getReceiverInfo " + component + ": " + a); 3624 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3625 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3626 if (ps == null) return null; 3627 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3628 userId); 3629 } 3630 } 3631 return null; 3632 } 3633 3634 @Override 3635 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3636 if (!sUserManager.exists(userId)) return null; 3637 flags = updateFlagsForComponent(flags, userId, component); 3638 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3639 false /* requireFullPermission */, false /* checkShell */, "get service info"); 3640 synchronized (mPackages) { 3641 PackageParser.Service s = mServices.mServices.get(component); 3642 if (DEBUG_PACKAGE_INFO) Log.v( 3643 TAG, "getServiceInfo " + component + ": " + s); 3644 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3645 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3646 if (ps == null) return null; 3647 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3648 userId); 3649 } 3650 } 3651 return null; 3652 } 3653 3654 @Override 3655 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3656 if (!sUserManager.exists(userId)) return null; 3657 flags = updateFlagsForComponent(flags, userId, component); 3658 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3659 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 3660 synchronized (mPackages) { 3661 PackageParser.Provider p = mProviders.mProviders.get(component); 3662 if (DEBUG_PACKAGE_INFO) Log.v( 3663 TAG, "getProviderInfo " + component + ": " + p); 3664 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3665 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3666 if (ps == null) return null; 3667 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3668 userId); 3669 } 3670 } 3671 return null; 3672 } 3673 3674 @Override 3675 public String[] getSystemSharedLibraryNames() { 3676 Set<String> libSet; 3677 synchronized (mPackages) { 3678 libSet = mSharedLibraries.keySet(); 3679 int size = libSet.size(); 3680 if (size > 0) { 3681 String[] libs = new String[size]; 3682 libSet.toArray(libs); 3683 return libs; 3684 } 3685 } 3686 return null; 3687 } 3688 3689 @Override 3690 public @NonNull String getServicesSystemSharedLibraryPackageName() { 3691 synchronized (mPackages) { 3692 return mServicesSystemSharedLibraryPackageName; 3693 } 3694 } 3695 3696 @Override 3697 public @NonNull String getSharedSystemSharedLibraryPackageName() { 3698 synchronized (mPackages) { 3699 return mSharedSystemSharedLibraryPackageName; 3700 } 3701 } 3702 3703 @Override 3704 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 3705 synchronized (mPackages) { 3706 final ArrayList<FeatureInfo> res = new ArrayList<>(mAvailableFeatures.values()); 3707 3708 final FeatureInfo fi = new FeatureInfo(); 3709 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3710 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3711 res.add(fi); 3712 3713 return new ParceledListSlice<>(res); 3714 } 3715 } 3716 3717 @Override 3718 public boolean hasSystemFeature(String name, int version) { 3719 synchronized (mPackages) { 3720 final FeatureInfo feat = mAvailableFeatures.get(name); 3721 if (feat == null) { 3722 return false; 3723 } else { 3724 return feat.version >= version; 3725 } 3726 } 3727 } 3728 3729 @Override 3730 public int checkPermission(String permName, String pkgName, int userId) { 3731 if (!sUserManager.exists(userId)) { 3732 return PackageManager.PERMISSION_DENIED; 3733 } 3734 3735 synchronized (mPackages) { 3736 final PackageParser.Package p = mPackages.get(pkgName); 3737 if (p != null && p.mExtras != null) { 3738 final PackageSetting ps = (PackageSetting) p.mExtras; 3739 final PermissionsState permissionsState = ps.getPermissionsState(); 3740 if (permissionsState.hasPermission(permName, userId)) { 3741 return PackageManager.PERMISSION_GRANTED; 3742 } 3743 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3744 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3745 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3746 return PackageManager.PERMISSION_GRANTED; 3747 } 3748 } 3749 } 3750 3751 return PackageManager.PERMISSION_DENIED; 3752 } 3753 3754 @Override 3755 public int checkUidPermission(String permName, int uid) { 3756 final int userId = UserHandle.getUserId(uid); 3757 3758 if (!sUserManager.exists(userId)) { 3759 return PackageManager.PERMISSION_DENIED; 3760 } 3761 3762 synchronized (mPackages) { 3763 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3764 if (obj != null) { 3765 final SettingBase ps = (SettingBase) obj; 3766 final PermissionsState permissionsState = ps.getPermissionsState(); 3767 if (permissionsState.hasPermission(permName, userId)) { 3768 return PackageManager.PERMISSION_GRANTED; 3769 } 3770 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3771 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3772 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3773 return PackageManager.PERMISSION_GRANTED; 3774 } 3775 } else { 3776 ArraySet<String> perms = mSystemPermissions.get(uid); 3777 if (perms != null) { 3778 if (perms.contains(permName)) { 3779 return PackageManager.PERMISSION_GRANTED; 3780 } 3781 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3782 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3783 return PackageManager.PERMISSION_GRANTED; 3784 } 3785 } 3786 } 3787 } 3788 3789 return PackageManager.PERMISSION_DENIED; 3790 } 3791 3792 @Override 3793 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3794 if (UserHandle.getCallingUserId() != userId) { 3795 mContext.enforceCallingPermission( 3796 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3797 "isPermissionRevokedByPolicy for user " + userId); 3798 } 3799 3800 if (checkPermission(permission, packageName, userId) 3801 == PackageManager.PERMISSION_GRANTED) { 3802 return false; 3803 } 3804 3805 final long identity = Binder.clearCallingIdentity(); 3806 try { 3807 final int flags = getPermissionFlags(permission, packageName, userId); 3808 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3809 } finally { 3810 Binder.restoreCallingIdentity(identity); 3811 } 3812 } 3813 3814 @Override 3815 public String getPermissionControllerPackageName() { 3816 synchronized (mPackages) { 3817 return mRequiredInstallerPackage; 3818 } 3819 } 3820 3821 /** 3822 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3823 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3824 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3825 * @param message the message to log on security exception 3826 */ 3827 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3828 boolean checkShell, String message) { 3829 if (userId < 0) { 3830 throw new IllegalArgumentException("Invalid userId " + userId); 3831 } 3832 if (checkShell) { 3833 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3834 } 3835 if (userId == UserHandle.getUserId(callingUid)) return; 3836 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3837 if (requireFullPermission) { 3838 mContext.enforceCallingOrSelfPermission( 3839 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3840 } else { 3841 try { 3842 mContext.enforceCallingOrSelfPermission( 3843 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3844 } catch (SecurityException se) { 3845 mContext.enforceCallingOrSelfPermission( 3846 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3847 } 3848 } 3849 } 3850 } 3851 3852 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3853 if (callingUid == Process.SHELL_UID) { 3854 if (userHandle >= 0 3855 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3856 throw new SecurityException("Shell does not have permission to access user " 3857 + userHandle); 3858 } else if (userHandle < 0) { 3859 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3860 + Debug.getCallers(3)); 3861 } 3862 } 3863 } 3864 3865 private BasePermission findPermissionTreeLP(String permName) { 3866 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3867 if (permName.startsWith(bp.name) && 3868 permName.length() > bp.name.length() && 3869 permName.charAt(bp.name.length()) == '.') { 3870 return bp; 3871 } 3872 } 3873 return null; 3874 } 3875 3876 private BasePermission checkPermissionTreeLP(String permName) { 3877 if (permName != null) { 3878 BasePermission bp = findPermissionTreeLP(permName); 3879 if (bp != null) { 3880 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3881 return bp; 3882 } 3883 throw new SecurityException("Calling uid " 3884 + Binder.getCallingUid() 3885 + " is not allowed to add to permission tree " 3886 + bp.name + " owned by uid " + bp.uid); 3887 } 3888 } 3889 throw new SecurityException("No permission tree found for " + permName); 3890 } 3891 3892 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3893 if (s1 == null) { 3894 return s2 == null; 3895 } 3896 if (s2 == null) { 3897 return false; 3898 } 3899 if (s1.getClass() != s2.getClass()) { 3900 return false; 3901 } 3902 return s1.equals(s2); 3903 } 3904 3905 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3906 if (pi1.icon != pi2.icon) return false; 3907 if (pi1.logo != pi2.logo) return false; 3908 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3909 if (!compareStrings(pi1.name, pi2.name)) return false; 3910 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3911 // We'll take care of setting this one. 3912 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3913 // These are not currently stored in settings. 3914 //if (!compareStrings(pi1.group, pi2.group)) return false; 3915 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3916 //if (pi1.labelRes != pi2.labelRes) return false; 3917 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3918 return true; 3919 } 3920 3921 int permissionInfoFootprint(PermissionInfo info) { 3922 int size = info.name.length(); 3923 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3924 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3925 return size; 3926 } 3927 3928 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3929 int size = 0; 3930 for (BasePermission perm : mSettings.mPermissions.values()) { 3931 if (perm.uid == tree.uid) { 3932 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3933 } 3934 } 3935 return size; 3936 } 3937 3938 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3939 // We calculate the max size of permissions defined by this uid and throw 3940 // if that plus the size of 'info' would exceed our stated maximum. 3941 if (tree.uid != Process.SYSTEM_UID) { 3942 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3943 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3944 throw new SecurityException("Permission tree size cap exceeded"); 3945 } 3946 } 3947 } 3948 3949 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3950 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3951 throw new SecurityException("Label must be specified in permission"); 3952 } 3953 BasePermission tree = checkPermissionTreeLP(info.name); 3954 BasePermission bp = mSettings.mPermissions.get(info.name); 3955 boolean added = bp == null; 3956 boolean changed = true; 3957 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3958 if (added) { 3959 enforcePermissionCapLocked(info, tree); 3960 bp = new BasePermission(info.name, tree.sourcePackage, 3961 BasePermission.TYPE_DYNAMIC); 3962 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3963 throw new SecurityException( 3964 "Not allowed to modify non-dynamic permission " 3965 + info.name); 3966 } else { 3967 if (bp.protectionLevel == fixedLevel 3968 && bp.perm.owner.equals(tree.perm.owner) 3969 && bp.uid == tree.uid 3970 && comparePermissionInfos(bp.perm.info, info)) { 3971 changed = false; 3972 } 3973 } 3974 bp.protectionLevel = fixedLevel; 3975 info = new PermissionInfo(info); 3976 info.protectionLevel = fixedLevel; 3977 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3978 bp.perm.info.packageName = tree.perm.info.packageName; 3979 bp.uid = tree.uid; 3980 if (added) { 3981 mSettings.mPermissions.put(info.name, bp); 3982 } 3983 if (changed) { 3984 if (!async) { 3985 mSettings.writeLPr(); 3986 } else { 3987 scheduleWriteSettingsLocked(); 3988 } 3989 } 3990 return added; 3991 } 3992 3993 @Override 3994 public boolean addPermission(PermissionInfo info) { 3995 synchronized (mPackages) { 3996 return addPermissionLocked(info, false); 3997 } 3998 } 3999 4000 @Override 4001 public boolean addPermissionAsync(PermissionInfo info) { 4002 synchronized (mPackages) { 4003 return addPermissionLocked(info, true); 4004 } 4005 } 4006 4007 @Override 4008 public void removePermission(String name) { 4009 synchronized (mPackages) { 4010 checkPermissionTreeLP(name); 4011 BasePermission bp = mSettings.mPermissions.get(name); 4012 if (bp != null) { 4013 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4014 throw new SecurityException( 4015 "Not allowed to modify non-dynamic permission " 4016 + name); 4017 } 4018 mSettings.mPermissions.remove(name); 4019 mSettings.writeLPr(); 4020 } 4021 } 4022 } 4023 4024 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4025 BasePermission bp) { 4026 int index = pkg.requestedPermissions.indexOf(bp.name); 4027 if (index == -1) { 4028 throw new SecurityException("Package " + pkg.packageName 4029 + " has not requested permission " + bp.name); 4030 } 4031 if (!bp.isRuntime() && !bp.isDevelopment()) { 4032 throw new SecurityException("Permission " + bp.name 4033 + " is not a changeable permission type"); 4034 } 4035 } 4036 4037 @Override 4038 public void grantRuntimePermission(String packageName, String name, final int userId) { 4039 if (!sUserManager.exists(userId)) { 4040 Log.e(TAG, "No such user:" + userId); 4041 return; 4042 } 4043 4044 mContext.enforceCallingOrSelfPermission( 4045 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4046 "grantRuntimePermission"); 4047 4048 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4049 true /* requireFullPermission */, true /* checkShell */, 4050 "grantRuntimePermission"); 4051 4052 final int uid; 4053 final SettingBase sb; 4054 4055 synchronized (mPackages) { 4056 final PackageParser.Package pkg = mPackages.get(packageName); 4057 if (pkg == null) { 4058 throw new IllegalArgumentException("Unknown package: " + packageName); 4059 } 4060 4061 final BasePermission bp = mSettings.mPermissions.get(name); 4062 if (bp == null) { 4063 throw new IllegalArgumentException("Unknown permission: " + name); 4064 } 4065 4066 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4067 4068 // If a permission review is required for legacy apps we represent 4069 // their permissions as always granted runtime ones since we need 4070 // to keep the review required permission flag per user while an 4071 // install permission's state is shared across all users. 4072 if ((mPermissionReviewRequired || Build.PERMISSIONS_REVIEW_REQUIRED) 4073 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4074 && bp.isRuntime()) { 4075 return; 4076 } 4077 4078 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4079 sb = (SettingBase) pkg.mExtras; 4080 if (sb == null) { 4081 throw new IllegalArgumentException("Unknown package: " + packageName); 4082 } 4083 4084 final PermissionsState permissionsState = sb.getPermissionsState(); 4085 4086 final int flags = permissionsState.getPermissionFlags(name, userId); 4087 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4088 throw new SecurityException("Cannot grant system fixed permission " 4089 + name + " for package " + packageName); 4090 } 4091 4092 if (bp.isDevelopment()) { 4093 // Development permissions must be handled specially, since they are not 4094 // normal runtime permissions. For now they apply to all users. 4095 if (permissionsState.grantInstallPermission(bp) != 4096 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4097 scheduleWriteSettingsLocked(); 4098 } 4099 return; 4100 } 4101 4102 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4103 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4104 return; 4105 } 4106 4107 final int result = permissionsState.grantRuntimePermission(bp, userId); 4108 switch (result) { 4109 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4110 return; 4111 } 4112 4113 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4114 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4115 mHandler.post(new Runnable() { 4116 @Override 4117 public void run() { 4118 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4119 } 4120 }); 4121 } 4122 break; 4123 } 4124 4125 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4126 4127 // Not critical if that is lost - app has to request again. 4128 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4129 } 4130 4131 // Only need to do this if user is initialized. Otherwise it's a new user 4132 // and there are no processes running as the user yet and there's no need 4133 // to make an expensive call to remount processes for the changed permissions. 4134 if (READ_EXTERNAL_STORAGE.equals(name) 4135 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4136 final long token = Binder.clearCallingIdentity(); 4137 try { 4138 if (sUserManager.isInitialized(userId)) { 4139 MountServiceInternal mountServiceInternal = LocalServices.getService( 4140 MountServiceInternal.class); 4141 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 4142 } 4143 } finally { 4144 Binder.restoreCallingIdentity(token); 4145 } 4146 } 4147 } 4148 4149 @Override 4150 public void revokeRuntimePermission(String packageName, String name, int userId) { 4151 if (!sUserManager.exists(userId)) { 4152 Log.e(TAG, "No such user:" + userId); 4153 return; 4154 } 4155 4156 mContext.enforceCallingOrSelfPermission( 4157 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4158 "revokeRuntimePermission"); 4159 4160 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4161 true /* requireFullPermission */, true /* checkShell */, 4162 "revokeRuntimePermission"); 4163 4164 final int appId; 4165 4166 synchronized (mPackages) { 4167 final PackageParser.Package pkg = mPackages.get(packageName); 4168 if (pkg == null) { 4169 throw new IllegalArgumentException("Unknown package: " + packageName); 4170 } 4171 4172 final BasePermission bp = mSettings.mPermissions.get(name); 4173 if (bp == null) { 4174 throw new IllegalArgumentException("Unknown permission: " + name); 4175 } 4176 4177 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4178 4179 // If a permission review is required for legacy apps we represent 4180 // their permissions as always granted runtime ones since we need 4181 // to keep the review required permission flag per user while an 4182 // install permission's state is shared across all users. 4183 if ((mPermissionReviewRequired || Build.PERMISSIONS_REVIEW_REQUIRED) 4184 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4185 && bp.isRuntime()) { 4186 return; 4187 } 4188 4189 SettingBase sb = (SettingBase) pkg.mExtras; 4190 if (sb == null) { 4191 throw new IllegalArgumentException("Unknown package: " + packageName); 4192 } 4193 4194 final PermissionsState permissionsState = sb.getPermissionsState(); 4195 4196 final int flags = permissionsState.getPermissionFlags(name, userId); 4197 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4198 throw new SecurityException("Cannot revoke system fixed permission " 4199 + name + " for package " + packageName); 4200 } 4201 4202 if (bp.isDevelopment()) { 4203 // Development permissions must be handled specially, since they are not 4204 // normal runtime permissions. For now they apply to all users. 4205 if (permissionsState.revokeInstallPermission(bp) != 4206 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4207 scheduleWriteSettingsLocked(); 4208 } 4209 return; 4210 } 4211 4212 if (permissionsState.revokeRuntimePermission(bp, userId) == 4213 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4214 return; 4215 } 4216 4217 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4218 4219 // Critical, after this call app should never have the permission. 4220 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4221 4222 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4223 } 4224 4225 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4226 } 4227 4228 @Override 4229 public void resetRuntimePermissions() { 4230 mContext.enforceCallingOrSelfPermission( 4231 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4232 "revokeRuntimePermission"); 4233 4234 int callingUid = Binder.getCallingUid(); 4235 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4236 mContext.enforceCallingOrSelfPermission( 4237 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4238 "resetRuntimePermissions"); 4239 } 4240 4241 synchronized (mPackages) { 4242 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4243 for (int userId : UserManagerService.getInstance().getUserIds()) { 4244 final int packageCount = mPackages.size(); 4245 for (int i = 0; i < packageCount; i++) { 4246 PackageParser.Package pkg = mPackages.valueAt(i); 4247 if (!(pkg.mExtras instanceof PackageSetting)) { 4248 continue; 4249 } 4250 PackageSetting ps = (PackageSetting) pkg.mExtras; 4251 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4252 } 4253 } 4254 } 4255 } 4256 4257 @Override 4258 public int getPermissionFlags(String name, String packageName, int userId) { 4259 if (!sUserManager.exists(userId)) { 4260 return 0; 4261 } 4262 4263 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4264 4265 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4266 true /* requireFullPermission */, false /* checkShell */, 4267 "getPermissionFlags"); 4268 4269 synchronized (mPackages) { 4270 final PackageParser.Package pkg = mPackages.get(packageName); 4271 if (pkg == null) { 4272 return 0; 4273 } 4274 4275 final BasePermission bp = mSettings.mPermissions.get(name); 4276 if (bp == null) { 4277 return 0; 4278 } 4279 4280 SettingBase sb = (SettingBase) pkg.mExtras; 4281 if (sb == null) { 4282 return 0; 4283 } 4284 4285 PermissionsState permissionsState = sb.getPermissionsState(); 4286 return permissionsState.getPermissionFlags(name, userId); 4287 } 4288 } 4289 4290 @Override 4291 public void updatePermissionFlags(String name, String packageName, int flagMask, 4292 int flagValues, int userId) { 4293 if (!sUserManager.exists(userId)) { 4294 return; 4295 } 4296 4297 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4298 4299 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4300 true /* requireFullPermission */, true /* checkShell */, 4301 "updatePermissionFlags"); 4302 4303 // Only the system can change these flags and nothing else. 4304 if (getCallingUid() != Process.SYSTEM_UID) { 4305 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4306 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4307 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4308 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4309 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4310 } 4311 4312 synchronized (mPackages) { 4313 final PackageParser.Package pkg = mPackages.get(packageName); 4314 if (pkg == null) { 4315 throw new IllegalArgumentException("Unknown package: " + packageName); 4316 } 4317 4318 final BasePermission bp = mSettings.mPermissions.get(name); 4319 if (bp == null) { 4320 throw new IllegalArgumentException("Unknown permission: " + name); 4321 } 4322 4323 SettingBase sb = (SettingBase) pkg.mExtras; 4324 if (sb == null) { 4325 throw new IllegalArgumentException("Unknown package: " + packageName); 4326 } 4327 4328 PermissionsState permissionsState = sb.getPermissionsState(); 4329 4330 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4331 4332 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4333 // Install and runtime permissions are stored in different places, 4334 // so figure out what permission changed and persist the change. 4335 if (permissionsState.getInstallPermissionState(name) != null) { 4336 scheduleWriteSettingsLocked(); 4337 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4338 || hadState) { 4339 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4340 } 4341 } 4342 } 4343 } 4344 4345 /** 4346 * Update the permission flags for all packages and runtime permissions of a user in order 4347 * to allow device or profile owner to remove POLICY_FIXED. 4348 */ 4349 @Override 4350 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4351 if (!sUserManager.exists(userId)) { 4352 return; 4353 } 4354 4355 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4356 4357 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4358 true /* requireFullPermission */, true /* checkShell */, 4359 "updatePermissionFlagsForAllApps"); 4360 4361 // Only the system can change system fixed flags. 4362 if (getCallingUid() != Process.SYSTEM_UID) { 4363 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4364 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4365 } 4366 4367 synchronized (mPackages) { 4368 boolean changed = false; 4369 final int packageCount = mPackages.size(); 4370 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4371 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4372 SettingBase sb = (SettingBase) pkg.mExtras; 4373 if (sb == null) { 4374 continue; 4375 } 4376 PermissionsState permissionsState = sb.getPermissionsState(); 4377 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4378 userId, flagMask, flagValues); 4379 } 4380 if (changed) { 4381 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4382 } 4383 } 4384 } 4385 4386 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4387 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4388 != PackageManager.PERMISSION_GRANTED 4389 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4390 != PackageManager.PERMISSION_GRANTED) { 4391 throw new SecurityException(message + " requires " 4392 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4393 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4394 } 4395 } 4396 4397 @Override 4398 public boolean shouldShowRequestPermissionRationale(String permissionName, 4399 String packageName, int userId) { 4400 if (UserHandle.getCallingUserId() != userId) { 4401 mContext.enforceCallingPermission( 4402 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4403 "canShowRequestPermissionRationale for user " + userId); 4404 } 4405 4406 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4407 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4408 return false; 4409 } 4410 4411 if (checkPermission(permissionName, packageName, userId) 4412 == PackageManager.PERMISSION_GRANTED) { 4413 return false; 4414 } 4415 4416 final int flags; 4417 4418 final long identity = Binder.clearCallingIdentity(); 4419 try { 4420 flags = getPermissionFlags(permissionName, 4421 packageName, userId); 4422 } finally { 4423 Binder.restoreCallingIdentity(identity); 4424 } 4425 4426 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4427 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4428 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4429 4430 if ((flags & fixedFlags) != 0) { 4431 return false; 4432 } 4433 4434 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4435 } 4436 4437 @Override 4438 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4439 mContext.enforceCallingOrSelfPermission( 4440 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4441 "addOnPermissionsChangeListener"); 4442 4443 synchronized (mPackages) { 4444 mOnPermissionChangeListeners.addListenerLocked(listener); 4445 } 4446 } 4447 4448 @Override 4449 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4450 synchronized (mPackages) { 4451 mOnPermissionChangeListeners.removeListenerLocked(listener); 4452 } 4453 } 4454 4455 @Override 4456 public boolean isProtectedBroadcast(String actionName) { 4457 synchronized (mPackages) { 4458 if (mProtectedBroadcasts.contains(actionName)) { 4459 return true; 4460 } else if (actionName != null) { 4461 // TODO: remove these terrible hacks 4462 if (actionName.startsWith("android.net.netmon.lingerExpired") 4463 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 4464 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 4465 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 4466 return true; 4467 } 4468 } 4469 } 4470 return false; 4471 } 4472 4473 @Override 4474 public int checkSignatures(String pkg1, String pkg2) { 4475 synchronized (mPackages) { 4476 final PackageParser.Package p1 = mPackages.get(pkg1); 4477 final PackageParser.Package p2 = mPackages.get(pkg2); 4478 if (p1 == null || p1.mExtras == null 4479 || p2 == null || p2.mExtras == null) { 4480 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4481 } 4482 return compareSignatures(p1.mSignatures, p2.mSignatures); 4483 } 4484 } 4485 4486 @Override 4487 public int checkUidSignatures(int uid1, int uid2) { 4488 // Map to base uids. 4489 uid1 = UserHandle.getAppId(uid1); 4490 uid2 = UserHandle.getAppId(uid2); 4491 // reader 4492 synchronized (mPackages) { 4493 Signature[] s1; 4494 Signature[] s2; 4495 Object obj = mSettings.getUserIdLPr(uid1); 4496 if (obj != null) { 4497 if (obj instanceof SharedUserSetting) { 4498 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4499 } else if (obj instanceof PackageSetting) { 4500 s1 = ((PackageSetting)obj).signatures.mSignatures; 4501 } else { 4502 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4503 } 4504 } else { 4505 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4506 } 4507 obj = mSettings.getUserIdLPr(uid2); 4508 if (obj != null) { 4509 if (obj instanceof SharedUserSetting) { 4510 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4511 } else if (obj instanceof PackageSetting) { 4512 s2 = ((PackageSetting)obj).signatures.mSignatures; 4513 } else { 4514 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4515 } 4516 } else { 4517 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4518 } 4519 return compareSignatures(s1, s2); 4520 } 4521 } 4522 4523 /** 4524 * This method should typically only be used when granting or revoking 4525 * permissions, since the app may immediately restart after this call. 4526 * <p> 4527 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 4528 * guard your work against the app being relaunched. 4529 */ 4530 private void killUid(int appId, int userId, String reason) { 4531 final long identity = Binder.clearCallingIdentity(); 4532 try { 4533 IActivityManager am = ActivityManagerNative.getDefault(); 4534 if (am != null) { 4535 try { 4536 am.killUid(appId, userId, reason); 4537 } catch (RemoteException e) { 4538 /* ignore - same process */ 4539 } 4540 } 4541 } finally { 4542 Binder.restoreCallingIdentity(identity); 4543 } 4544 } 4545 4546 /** 4547 * Compares two sets of signatures. Returns: 4548 * <br /> 4549 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4550 * <br /> 4551 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4552 * <br /> 4553 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4554 * <br /> 4555 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4556 * <br /> 4557 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4558 */ 4559 static int compareSignatures(Signature[] s1, Signature[] s2) { 4560 if (s1 == null) { 4561 return s2 == null 4562 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4563 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4564 } 4565 4566 if (s2 == null) { 4567 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4568 } 4569 4570 if (s1.length != s2.length) { 4571 return PackageManager.SIGNATURE_NO_MATCH; 4572 } 4573 4574 // Since both signature sets are of size 1, we can compare without HashSets. 4575 if (s1.length == 1) { 4576 return s1[0].equals(s2[0]) ? 4577 PackageManager.SIGNATURE_MATCH : 4578 PackageManager.SIGNATURE_NO_MATCH; 4579 } 4580 4581 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4582 for (Signature sig : s1) { 4583 set1.add(sig); 4584 } 4585 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4586 for (Signature sig : s2) { 4587 set2.add(sig); 4588 } 4589 // Make sure s2 contains all signatures in s1. 4590 if (set1.equals(set2)) { 4591 return PackageManager.SIGNATURE_MATCH; 4592 } 4593 return PackageManager.SIGNATURE_NO_MATCH; 4594 } 4595 4596 /** 4597 * If the database version for this type of package (internal storage or 4598 * external storage) is less than the version where package signatures 4599 * were updated, return true. 4600 */ 4601 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4602 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4603 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4604 } 4605 4606 /** 4607 * Used for backward compatibility to make sure any packages with 4608 * certificate chains get upgraded to the new style. {@code existingSigs} 4609 * will be in the old format (since they were stored on disk from before the 4610 * system upgrade) and {@code scannedSigs} will be in the newer format. 4611 */ 4612 private int compareSignaturesCompat(PackageSignatures existingSigs, 4613 PackageParser.Package scannedPkg) { 4614 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4615 return PackageManager.SIGNATURE_NO_MATCH; 4616 } 4617 4618 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4619 for (Signature sig : existingSigs.mSignatures) { 4620 existingSet.add(sig); 4621 } 4622 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4623 for (Signature sig : scannedPkg.mSignatures) { 4624 try { 4625 Signature[] chainSignatures = sig.getChainSignatures(); 4626 for (Signature chainSig : chainSignatures) { 4627 scannedCompatSet.add(chainSig); 4628 } 4629 } catch (CertificateEncodingException e) { 4630 scannedCompatSet.add(sig); 4631 } 4632 } 4633 /* 4634 * Make sure the expanded scanned set contains all signatures in the 4635 * existing one. 4636 */ 4637 if (scannedCompatSet.equals(existingSet)) { 4638 // Migrate the old signatures to the new scheme. 4639 existingSigs.assignSignatures(scannedPkg.mSignatures); 4640 // The new KeySets will be re-added later in the scanning process. 4641 synchronized (mPackages) { 4642 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4643 } 4644 return PackageManager.SIGNATURE_MATCH; 4645 } 4646 return PackageManager.SIGNATURE_NO_MATCH; 4647 } 4648 4649 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4650 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4651 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4652 } 4653 4654 private int compareSignaturesRecover(PackageSignatures existingSigs, 4655 PackageParser.Package scannedPkg) { 4656 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4657 return PackageManager.SIGNATURE_NO_MATCH; 4658 } 4659 4660 String msg = null; 4661 try { 4662 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4663 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4664 + scannedPkg.packageName); 4665 return PackageManager.SIGNATURE_MATCH; 4666 } 4667 } catch (CertificateException e) { 4668 msg = e.getMessage(); 4669 } 4670 4671 logCriticalInfo(Log.INFO, 4672 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4673 return PackageManager.SIGNATURE_NO_MATCH; 4674 } 4675 4676 @Override 4677 public List<String> getAllPackages() { 4678 synchronized (mPackages) { 4679 return new ArrayList<String>(mPackages.keySet()); 4680 } 4681 } 4682 4683 @Override 4684 public String[] getPackagesForUid(int uid) { 4685 final int userId = UserHandle.getUserId(uid); 4686 uid = UserHandle.getAppId(uid); 4687 // reader 4688 synchronized (mPackages) { 4689 Object obj = mSettings.getUserIdLPr(uid); 4690 if (obj instanceof SharedUserSetting) { 4691 final SharedUserSetting sus = (SharedUserSetting) obj; 4692 final int N = sus.packages.size(); 4693 String[] res = new String[N]; 4694 final Iterator<PackageSetting> it = sus.packages.iterator(); 4695 int i = 0; 4696 while (it.hasNext()) { 4697 PackageSetting ps = it.next(); 4698 if (ps.getInstalled(userId)) { 4699 res[i++] = ps.name; 4700 } else { 4701 res = ArrayUtils.removeElement(String.class, res, res[i]); 4702 } 4703 } 4704 return res; 4705 } else if (obj instanceof PackageSetting) { 4706 final PackageSetting ps = (PackageSetting) obj; 4707 return new String[] { ps.name }; 4708 } 4709 } 4710 return null; 4711 } 4712 4713 @Override 4714 public String getNameForUid(int uid) { 4715 // reader 4716 synchronized (mPackages) { 4717 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4718 if (obj instanceof SharedUserSetting) { 4719 final SharedUserSetting sus = (SharedUserSetting) obj; 4720 return sus.name + ":" + sus.userId; 4721 } else if (obj instanceof PackageSetting) { 4722 final PackageSetting ps = (PackageSetting) obj; 4723 return ps.name; 4724 } 4725 } 4726 return null; 4727 } 4728 4729 @Override 4730 public int getUidForSharedUser(String sharedUserName) { 4731 if(sharedUserName == null) { 4732 return -1; 4733 } 4734 // reader 4735 synchronized (mPackages) { 4736 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4737 if (suid == null) { 4738 return -1; 4739 } 4740 return suid.userId; 4741 } 4742 } 4743 4744 @Override 4745 public int getFlagsForUid(int uid) { 4746 synchronized (mPackages) { 4747 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4748 if (obj instanceof SharedUserSetting) { 4749 final SharedUserSetting sus = (SharedUserSetting) obj; 4750 return sus.pkgFlags; 4751 } else if (obj instanceof PackageSetting) { 4752 final PackageSetting ps = (PackageSetting) obj; 4753 return ps.pkgFlags; 4754 } 4755 } 4756 return 0; 4757 } 4758 4759 @Override 4760 public int getPrivateFlagsForUid(int uid) { 4761 synchronized (mPackages) { 4762 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4763 if (obj instanceof SharedUserSetting) { 4764 final SharedUserSetting sus = (SharedUserSetting) obj; 4765 return sus.pkgPrivateFlags; 4766 } else if (obj instanceof PackageSetting) { 4767 final PackageSetting ps = (PackageSetting) obj; 4768 return ps.pkgPrivateFlags; 4769 } 4770 } 4771 return 0; 4772 } 4773 4774 @Override 4775 public boolean isUidPrivileged(int uid) { 4776 uid = UserHandle.getAppId(uid); 4777 // reader 4778 synchronized (mPackages) { 4779 Object obj = mSettings.getUserIdLPr(uid); 4780 if (obj instanceof SharedUserSetting) { 4781 final SharedUserSetting sus = (SharedUserSetting) obj; 4782 final Iterator<PackageSetting> it = sus.packages.iterator(); 4783 while (it.hasNext()) { 4784 if (it.next().isPrivileged()) { 4785 return true; 4786 } 4787 } 4788 } else if (obj instanceof PackageSetting) { 4789 final PackageSetting ps = (PackageSetting) obj; 4790 return ps.isPrivileged(); 4791 } 4792 } 4793 return false; 4794 } 4795 4796 @Override 4797 public String[] getAppOpPermissionPackages(String permissionName) { 4798 synchronized (mPackages) { 4799 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4800 if (pkgs == null) { 4801 return null; 4802 } 4803 return pkgs.toArray(new String[pkgs.size()]); 4804 } 4805 } 4806 4807 @Override 4808 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4809 int flags, int userId) { 4810 try { 4811 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 4812 4813 if (!sUserManager.exists(userId)) return null; 4814 flags = updateFlagsForResolve(flags, userId, intent); 4815 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4816 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 4817 4818 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 4819 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 4820 flags, userId); 4821 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4822 4823 final ResolveInfo bestChoice = 4824 chooseBestActivity(intent, resolvedType, flags, query, userId); 4825 return bestChoice; 4826 } finally { 4827 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4828 } 4829 } 4830 4831 @Override 4832 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4833 IntentFilter filter, int match, ComponentName activity) { 4834 final int userId = UserHandle.getCallingUserId(); 4835 if (DEBUG_PREFERRED) { 4836 Log.v(TAG, "setLastChosenActivity intent=" + intent 4837 + " resolvedType=" + resolvedType 4838 + " flags=" + flags 4839 + " filter=" + filter 4840 + " match=" + match 4841 + " activity=" + activity); 4842 filter.dump(new PrintStreamPrinter(System.out), " "); 4843 } 4844 intent.setComponent(null); 4845 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4846 userId); 4847 // Find any earlier preferred or last chosen entries and nuke them 4848 findPreferredActivity(intent, resolvedType, 4849 flags, query, 0, false, true, false, userId); 4850 // Add the new activity as the last chosen for this filter 4851 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4852 "Setting last chosen"); 4853 } 4854 4855 @Override 4856 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4857 final int userId = UserHandle.getCallingUserId(); 4858 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4859 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4860 userId); 4861 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4862 false, false, false, userId); 4863 } 4864 4865 private boolean isEphemeralDisabled() { 4866 // ephemeral apps have been disabled across the board 4867 if (DISABLE_EPHEMERAL_APPS) { 4868 return true; 4869 } 4870 // system isn't up yet; can't read settings, so, assume no ephemeral apps 4871 if (!mSystemReady) { 4872 return true; 4873 } 4874 // we can't get a content resolver until the system is ready; these checks must happen last 4875 final ContentResolver resolver = mContext.getContentResolver(); 4876 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 4877 return true; 4878 } 4879 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 4880 } 4881 4882 private boolean isEphemeralAllowed( 4883 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 4884 boolean skipPackageCheck) { 4885 // Short circuit and return early if possible. 4886 if (isEphemeralDisabled()) { 4887 return false; 4888 } 4889 final int callingUser = UserHandle.getCallingUserId(); 4890 if (callingUser != UserHandle.USER_SYSTEM) { 4891 return false; 4892 } 4893 if (mEphemeralResolverConnection == null) { 4894 return false; 4895 } 4896 if (intent.getComponent() != null) { 4897 return false; 4898 } 4899 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 4900 return false; 4901 } 4902 if (!skipPackageCheck && intent.getPackage() != null) { 4903 return false; 4904 } 4905 final boolean isWebUri = hasWebURI(intent); 4906 if (!isWebUri || intent.getData().getHost() == null) { 4907 return false; 4908 } 4909 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4910 synchronized (mPackages) { 4911 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 4912 for (int n = 0; n < count; n++) { 4913 ResolveInfo info = resolvedActivities.get(n); 4914 String packageName = info.activityInfo.packageName; 4915 PackageSetting ps = mSettings.mPackages.get(packageName); 4916 if (ps != null) { 4917 // Try to get the status from User settings first 4918 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4919 int status = (int) (packedStatus >> 32); 4920 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4921 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4922 if (DEBUG_EPHEMERAL) { 4923 Slog.v(TAG, "DENY ephemeral apps;" 4924 + " pkg: " + packageName + ", status: " + status); 4925 } 4926 return false; 4927 } 4928 } 4929 } 4930 } 4931 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4932 return true; 4933 } 4934 4935 private static EphemeralResolveInfo getEphemeralResolveInfo( 4936 Context context, EphemeralResolverConnection resolverConnection, Intent intent, 4937 String resolvedType, int userId, String packageName) { 4938 final int ephemeralPrefixMask = Global.getInt(context.getContentResolver(), 4939 Global.EPHEMERAL_HASH_PREFIX_MASK, DEFAULT_EPHEMERAL_HASH_PREFIX_MASK); 4940 final int ephemeralPrefixCount = Global.getInt(context.getContentResolver(), 4941 Global.EPHEMERAL_HASH_PREFIX_COUNT, DEFAULT_EPHEMERAL_HASH_PREFIX_COUNT); 4942 final EphemeralDigest digest = new EphemeralDigest(intent.getData(), ephemeralPrefixMask, 4943 ephemeralPrefixCount); 4944 final int[] shaPrefix = digest.getDigestPrefix(); 4945 final byte[][] digestBytes = digest.getDigestBytes(); 4946 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4947 resolverConnection.getEphemeralResolveInfoList(shaPrefix, ephemeralPrefixMask); 4948 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4949 // No hash prefix match; there are no ephemeral apps for this domain. 4950 return null; 4951 } 4952 4953 // Go in reverse order so we match the narrowest scope first. 4954 for (int i = shaPrefix.length - 1; i >= 0 ; --i) { 4955 for (EphemeralResolveInfo ephemeralApplication : ephemeralResolveInfoList) { 4956 if (!Arrays.equals(digestBytes[i], ephemeralApplication.getDigestBytes())) { 4957 continue; 4958 } 4959 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4960 // No filters; this should never happen. 4961 if (filters.isEmpty()) { 4962 continue; 4963 } 4964 if (packageName != null 4965 && !packageName.equals(ephemeralApplication.getPackageName())) { 4966 continue; 4967 } 4968 // We have a domain match; resolve the filters to see if anything matches. 4969 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4970 for (int j = filters.size() - 1; j >= 0; --j) { 4971 final EphemeralResolveIntentInfo intentInfo = 4972 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4973 ephemeralResolver.addFilter(intentInfo); 4974 } 4975 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4976 intent, resolvedType, false /*defaultOnly*/, userId); 4977 if (!matchedResolveInfoList.isEmpty()) { 4978 return matchedResolveInfoList.get(0); 4979 } 4980 } 4981 } 4982 // Hash or filter mis-match; no ephemeral apps for this domain. 4983 return null; 4984 } 4985 4986 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4987 int flags, List<ResolveInfo> query, int userId) { 4988 if (query != null) { 4989 final int N = query.size(); 4990 if (N == 1) { 4991 return query.get(0); 4992 } else if (N > 1) { 4993 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4994 // If there is more than one activity with the same priority, 4995 // then let the user decide between them. 4996 ResolveInfo r0 = query.get(0); 4997 ResolveInfo r1 = query.get(1); 4998 if (DEBUG_INTENT_MATCHING || debug) { 4999 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5000 + r1.activityInfo.name + "=" + r1.priority); 5001 } 5002 // If the first activity has a higher priority, or a different 5003 // default, then it is always desirable to pick it. 5004 if (r0.priority != r1.priority 5005 || r0.preferredOrder != r1.preferredOrder 5006 || r0.isDefault != r1.isDefault) { 5007 return query.get(0); 5008 } 5009 // If we have saved a preference for a preferred activity for 5010 // this Intent, use that. 5011 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5012 flags, query, r0.priority, true, false, debug, userId); 5013 if (ri != null) { 5014 return ri; 5015 } 5016 ri = new ResolveInfo(mResolveInfo); 5017 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5018 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5019 // If all of the options come from the same package, show the application's 5020 // label and icon instead of the generic resolver's. 5021 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5022 // and then throw away the ResolveInfo itself, meaning that the caller loses 5023 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5024 // a fallback for this case; we only set the target package's resources on 5025 // the ResolveInfo, not the ActivityInfo. 5026 final String intentPackage = intent.getPackage(); 5027 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5028 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5029 ri.resolvePackageName = intentPackage; 5030 if (userNeedsBadging(userId)) { 5031 ri.noResourceId = true; 5032 } else { 5033 ri.icon = appi.icon; 5034 } 5035 ri.iconResourceId = appi.icon; 5036 ri.labelRes = appi.labelRes; 5037 } 5038 ri.activityInfo.applicationInfo = new ApplicationInfo( 5039 ri.activityInfo.applicationInfo); 5040 if (userId != 0) { 5041 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5042 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5043 } 5044 // Make sure that the resolver is displayable in car mode 5045 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5046 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5047 return ri; 5048 } 5049 } 5050 return null; 5051 } 5052 5053 /** 5054 * Return true if the given list is not empty and all of its contents have 5055 * an activityInfo with the given package name. 5056 */ 5057 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5058 if (ArrayUtils.isEmpty(list)) { 5059 return false; 5060 } 5061 for (int i = 0, N = list.size(); i < N; i++) { 5062 final ResolveInfo ri = list.get(i); 5063 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5064 if (ai == null || !packageName.equals(ai.packageName)) { 5065 return false; 5066 } 5067 } 5068 return true; 5069 } 5070 5071 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5072 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5073 final int N = query.size(); 5074 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5075 .get(userId); 5076 // Get the list of persistent preferred activities that handle the intent 5077 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5078 List<PersistentPreferredActivity> pprefs = ppir != null 5079 ? ppir.queryIntent(intent, resolvedType, 5080 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5081 : null; 5082 if (pprefs != null && pprefs.size() > 0) { 5083 final int M = pprefs.size(); 5084 for (int i=0; i<M; i++) { 5085 final PersistentPreferredActivity ppa = pprefs.get(i); 5086 if (DEBUG_PREFERRED || debug) { 5087 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5088 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5089 + "\n component=" + ppa.mComponent); 5090 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5091 } 5092 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5093 flags | MATCH_DISABLED_COMPONENTS, userId); 5094 if (DEBUG_PREFERRED || debug) { 5095 Slog.v(TAG, "Found persistent preferred activity:"); 5096 if (ai != null) { 5097 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5098 } else { 5099 Slog.v(TAG, " null"); 5100 } 5101 } 5102 if (ai == null) { 5103 // This previously registered persistent preferred activity 5104 // component is no longer known. Ignore it and do NOT remove it. 5105 continue; 5106 } 5107 for (int j=0; j<N; j++) { 5108 final ResolveInfo ri = query.get(j); 5109 if (!ri.activityInfo.applicationInfo.packageName 5110 .equals(ai.applicationInfo.packageName)) { 5111 continue; 5112 } 5113 if (!ri.activityInfo.name.equals(ai.name)) { 5114 continue; 5115 } 5116 // Found a persistent preference that can handle the intent. 5117 if (DEBUG_PREFERRED || debug) { 5118 Slog.v(TAG, "Returning persistent preferred activity: " + 5119 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5120 } 5121 return ri; 5122 } 5123 } 5124 } 5125 return null; 5126 } 5127 5128 // TODO: handle preferred activities missing while user has amnesia 5129 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5130 List<ResolveInfo> query, int priority, boolean always, 5131 boolean removeMatches, boolean debug, int userId) { 5132 if (!sUserManager.exists(userId)) return null; 5133 flags = updateFlagsForResolve(flags, userId, intent); 5134 // writer 5135 synchronized (mPackages) { 5136 if (intent.getSelector() != null) { 5137 intent = intent.getSelector(); 5138 } 5139 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 5140 5141 // Try to find a matching persistent preferred activity. 5142 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5143 debug, userId); 5144 5145 // If a persistent preferred activity matched, use it. 5146 if (pri != null) { 5147 return pri; 5148 } 5149 5150 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5151 // Get the list of preferred activities that handle the intent 5152 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5153 List<PreferredActivity> prefs = pir != null 5154 ? pir.queryIntent(intent, resolvedType, 5155 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5156 : null; 5157 if (prefs != null && prefs.size() > 0) { 5158 boolean changed = false; 5159 try { 5160 // First figure out how good the original match set is. 5161 // We will only allow preferred activities that came 5162 // from the same match quality. 5163 int match = 0; 5164 5165 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5166 5167 final int N = query.size(); 5168 for (int j=0; j<N; j++) { 5169 final ResolveInfo ri = query.get(j); 5170 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5171 + ": 0x" + Integer.toHexString(match)); 5172 if (ri.match > match) { 5173 match = ri.match; 5174 } 5175 } 5176 5177 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5178 + Integer.toHexString(match)); 5179 5180 match &= IntentFilter.MATCH_CATEGORY_MASK; 5181 final int M = prefs.size(); 5182 for (int i=0; i<M; i++) { 5183 final PreferredActivity pa = prefs.get(i); 5184 if (DEBUG_PREFERRED || debug) { 5185 Slog.v(TAG, "Checking PreferredActivity ds=" 5186 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5187 + "\n component=" + pa.mPref.mComponent); 5188 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5189 } 5190 if (pa.mPref.mMatch != match) { 5191 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5192 + Integer.toHexString(pa.mPref.mMatch)); 5193 continue; 5194 } 5195 // If it's not an "always" type preferred activity and that's what we're 5196 // looking for, skip it. 5197 if (always && !pa.mPref.mAlways) { 5198 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5199 continue; 5200 } 5201 final ActivityInfo ai = getActivityInfo( 5202 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5203 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5204 userId); 5205 if (DEBUG_PREFERRED || debug) { 5206 Slog.v(TAG, "Found preferred activity:"); 5207 if (ai != null) { 5208 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5209 } else { 5210 Slog.v(TAG, " null"); 5211 } 5212 } 5213 if (ai == null) { 5214 // This previously registered preferred activity 5215 // component is no longer known. Most likely an update 5216 // to the app was installed and in the new version this 5217 // component no longer exists. Clean it up by removing 5218 // it from the preferred activities list, and skip it. 5219 Slog.w(TAG, "Removing dangling preferred activity: " 5220 + pa.mPref.mComponent); 5221 pir.removeFilter(pa); 5222 changed = true; 5223 continue; 5224 } 5225 for (int j=0; j<N; j++) { 5226 final ResolveInfo ri = query.get(j); 5227 if (!ri.activityInfo.applicationInfo.packageName 5228 .equals(ai.applicationInfo.packageName)) { 5229 continue; 5230 } 5231 if (!ri.activityInfo.name.equals(ai.name)) { 5232 continue; 5233 } 5234 5235 if (removeMatches) { 5236 pir.removeFilter(pa); 5237 changed = true; 5238 if (DEBUG_PREFERRED) { 5239 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5240 } 5241 break; 5242 } 5243 5244 // Okay we found a previously set preferred or last chosen app. 5245 // If the result set is different from when this 5246 // was created, we need to clear it and re-ask the 5247 // user their preference, if we're looking for an "always" type entry. 5248 if (always && !pa.mPref.sameSet(query)) { 5249 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5250 + intent + " type " + resolvedType); 5251 if (DEBUG_PREFERRED) { 5252 Slog.v(TAG, "Removing preferred activity since set changed " 5253 + pa.mPref.mComponent); 5254 } 5255 pir.removeFilter(pa); 5256 // Re-add the filter as a "last chosen" entry (!always) 5257 PreferredActivity lastChosen = new PreferredActivity( 5258 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5259 pir.addFilter(lastChosen); 5260 changed = true; 5261 return null; 5262 } 5263 5264 // Yay! Either the set matched or we're looking for the last chosen 5265 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5266 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5267 return ri; 5268 } 5269 } 5270 } finally { 5271 if (changed) { 5272 if (DEBUG_PREFERRED) { 5273 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5274 } 5275 scheduleWritePackageRestrictionsLocked(userId); 5276 } 5277 } 5278 } 5279 } 5280 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5281 return null; 5282 } 5283 5284 /* 5285 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5286 */ 5287 @Override 5288 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5289 int targetUserId) { 5290 mContext.enforceCallingOrSelfPermission( 5291 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5292 List<CrossProfileIntentFilter> matches = 5293 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5294 if (matches != null) { 5295 int size = matches.size(); 5296 for (int i = 0; i < size; i++) { 5297 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5298 } 5299 } 5300 if (hasWebURI(intent)) { 5301 // cross-profile app linking works only towards the parent. 5302 final UserInfo parent = getProfileParent(sourceUserId); 5303 synchronized(mPackages) { 5304 int flags = updateFlagsForResolve(0, parent.id, intent); 5305 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5306 intent, resolvedType, flags, sourceUserId, parent.id); 5307 return xpDomainInfo != null; 5308 } 5309 } 5310 return false; 5311 } 5312 5313 private UserInfo getProfileParent(int userId) { 5314 final long identity = Binder.clearCallingIdentity(); 5315 try { 5316 return sUserManager.getProfileParent(userId); 5317 } finally { 5318 Binder.restoreCallingIdentity(identity); 5319 } 5320 } 5321 5322 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5323 String resolvedType, int userId) { 5324 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5325 if (resolver != null) { 5326 return resolver.queryIntent(intent, resolvedType, false, userId); 5327 } 5328 return null; 5329 } 5330 5331 @Override 5332 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5333 String resolvedType, int flags, int userId) { 5334 try { 5335 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5336 5337 return new ParceledListSlice<>( 5338 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5339 } finally { 5340 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5341 } 5342 } 5343 5344 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5345 String resolvedType, int flags, int userId) { 5346 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5347 flags = updateFlagsForResolve(flags, userId, intent); 5348 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5349 false /* requireFullPermission */, false /* checkShell */, 5350 "query intent activities"); 5351 ComponentName comp = intent.getComponent(); 5352 if (comp == null) { 5353 if (intent.getSelector() != null) { 5354 intent = intent.getSelector(); 5355 comp = intent.getComponent(); 5356 } 5357 } 5358 5359 if (comp != null) { 5360 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5361 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5362 if (ai != null) { 5363 final ResolveInfo ri = new ResolveInfo(); 5364 ri.activityInfo = ai; 5365 list.add(ri); 5366 } 5367 return list; 5368 } 5369 5370 // reader 5371 boolean sortResult = false; 5372 boolean addEphemeral = false; 5373 boolean matchEphemeralPackage = false; 5374 List<ResolveInfo> result; 5375 final String pkgName = intent.getPackage(); 5376 synchronized (mPackages) { 5377 if (pkgName == null) { 5378 List<CrossProfileIntentFilter> matchingFilters = 5379 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5380 // Check for results that need to skip the current profile. 5381 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5382 resolvedType, flags, userId); 5383 if (xpResolveInfo != null) { 5384 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 5385 xpResult.add(xpResolveInfo); 5386 return filterIfNotSystemUser(xpResult, userId); 5387 } 5388 5389 // Check for results in the current profile. 5390 result = filterIfNotSystemUser(mActivities.queryIntent( 5391 intent, resolvedType, flags, userId), userId); 5392 addEphemeral = 5393 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 5394 5395 // Check for cross profile results. 5396 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5397 xpResolveInfo = queryCrossProfileIntents( 5398 matchingFilters, intent, resolvedType, flags, userId, 5399 hasNonNegativePriorityResult); 5400 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5401 boolean isVisibleToUser = filterIfNotSystemUser( 5402 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5403 if (isVisibleToUser) { 5404 result.add(xpResolveInfo); 5405 sortResult = true; 5406 } 5407 } 5408 if (hasWebURI(intent)) { 5409 CrossProfileDomainInfo xpDomainInfo = null; 5410 final UserInfo parent = getProfileParent(userId); 5411 if (parent != null) { 5412 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5413 flags, userId, parent.id); 5414 } 5415 if (xpDomainInfo != null) { 5416 if (xpResolveInfo != null) { 5417 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5418 // in the result. 5419 result.remove(xpResolveInfo); 5420 } 5421 if (result.size() == 0 && !addEphemeral) { 5422 result.add(xpDomainInfo.resolveInfo); 5423 return result; 5424 } 5425 } 5426 if (result.size() > 1 || addEphemeral) { 5427 result = filterCandidatesWithDomainPreferredActivitiesLPr( 5428 intent, flags, result, xpDomainInfo, userId); 5429 sortResult = true; 5430 } 5431 } 5432 } else { 5433 final PackageParser.Package pkg = mPackages.get(pkgName); 5434 if (pkg != null) { 5435 result = filterIfNotSystemUser( 5436 mActivities.queryIntentForPackage( 5437 intent, resolvedType, flags, pkg.activities, userId), 5438 userId); 5439 } else { 5440 // the caller wants to resolve for a particular package; however, there 5441 // were no installed results, so, try to find an ephemeral result 5442 addEphemeral = isEphemeralAllowed( 5443 intent, null /*result*/, userId, true /*skipPackageCheck*/); 5444 matchEphemeralPackage = true; 5445 result = new ArrayList<ResolveInfo>(); 5446 } 5447 } 5448 } 5449 if (addEphemeral) { 5450 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 5451 final EphemeralResolveInfo ai = getEphemeralResolveInfo( 5452 mContext, mEphemeralResolverConnection, intent, resolvedType, userId, 5453 matchEphemeralPackage ? pkgName : null); 5454 if (ai != null) { 5455 if (DEBUG_EPHEMERAL) { 5456 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 5457 } 5458 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 5459 ephemeralInstaller.ephemeralResolveInfo = ai; 5460 // make sure this resolver is the default 5461 ephemeralInstaller.isDefault = true; 5462 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 5463 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 5464 // add a non-generic filter 5465 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 5466 ephemeralInstaller.filter.addDataPath( 5467 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 5468 result.add(ephemeralInstaller); 5469 } 5470 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5471 } 5472 if (sortResult) { 5473 Collections.sort(result, mResolvePrioritySorter); 5474 } 5475 return result; 5476 } 5477 5478 private static class CrossProfileDomainInfo { 5479 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5480 ResolveInfo resolveInfo; 5481 /* Best domain verification status of the activities found in the other profile */ 5482 int bestDomainVerificationStatus; 5483 } 5484 5485 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5486 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5487 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5488 sourceUserId)) { 5489 return null; 5490 } 5491 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5492 resolvedType, flags, parentUserId); 5493 5494 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5495 return null; 5496 } 5497 CrossProfileDomainInfo result = null; 5498 int size = resultTargetUser.size(); 5499 for (int i = 0; i < size; i++) { 5500 ResolveInfo riTargetUser = resultTargetUser.get(i); 5501 // Intent filter verification is only for filters that specify a host. So don't return 5502 // those that handle all web uris. 5503 if (riTargetUser.handleAllWebDataURI) { 5504 continue; 5505 } 5506 String packageName = riTargetUser.activityInfo.packageName; 5507 PackageSetting ps = mSettings.mPackages.get(packageName); 5508 if (ps == null) { 5509 continue; 5510 } 5511 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5512 int status = (int)(verificationState >> 32); 5513 if (result == null) { 5514 result = new CrossProfileDomainInfo(); 5515 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5516 sourceUserId, parentUserId); 5517 result.bestDomainVerificationStatus = status; 5518 } else { 5519 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5520 result.bestDomainVerificationStatus); 5521 } 5522 } 5523 // Don't consider matches with status NEVER across profiles. 5524 if (result != null && result.bestDomainVerificationStatus 5525 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5526 return null; 5527 } 5528 return result; 5529 } 5530 5531 /** 5532 * Verification statuses are ordered from the worse to the best, except for 5533 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5534 */ 5535 private int bestDomainVerificationStatus(int status1, int status2) { 5536 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5537 return status2; 5538 } 5539 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5540 return status1; 5541 } 5542 return (int) MathUtils.max(status1, status2); 5543 } 5544 5545 private boolean isUserEnabled(int userId) { 5546 long callingId = Binder.clearCallingIdentity(); 5547 try { 5548 UserInfo userInfo = sUserManager.getUserInfo(userId); 5549 return userInfo != null && userInfo.isEnabled(); 5550 } finally { 5551 Binder.restoreCallingIdentity(callingId); 5552 } 5553 } 5554 5555 /** 5556 * Filter out activities with systemUserOnly flag set, when current user is not System. 5557 * 5558 * @return filtered list 5559 */ 5560 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5561 if (userId == UserHandle.USER_SYSTEM) { 5562 return resolveInfos; 5563 } 5564 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5565 ResolveInfo info = resolveInfos.get(i); 5566 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5567 resolveInfos.remove(i); 5568 } 5569 } 5570 return resolveInfos; 5571 } 5572 5573 /** 5574 * @param resolveInfos list of resolve infos in descending priority order 5575 * @return if the list contains a resolve info with non-negative priority 5576 */ 5577 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5578 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5579 } 5580 5581 private static boolean hasWebURI(Intent intent) { 5582 if (intent.getData() == null) { 5583 return false; 5584 } 5585 final String scheme = intent.getScheme(); 5586 if (TextUtils.isEmpty(scheme)) { 5587 return false; 5588 } 5589 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5590 } 5591 5592 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5593 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5594 int userId) { 5595 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5596 5597 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5598 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5599 candidates.size()); 5600 } 5601 5602 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5603 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5604 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5605 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5606 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5607 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5608 5609 synchronized (mPackages) { 5610 final int count = candidates.size(); 5611 // First, try to use linked apps. Partition the candidates into four lists: 5612 // one for the final results, one for the "do not use ever", one for "undefined status" 5613 // and finally one for "browser app type". 5614 for (int n=0; n<count; n++) { 5615 ResolveInfo info = candidates.get(n); 5616 String packageName = info.activityInfo.packageName; 5617 PackageSetting ps = mSettings.mPackages.get(packageName); 5618 if (ps != null) { 5619 // Add to the special match all list (Browser use case) 5620 if (info.handleAllWebDataURI) { 5621 matchAllList.add(info); 5622 continue; 5623 } 5624 // Try to get the status from User settings first 5625 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5626 int status = (int)(packedStatus >> 32); 5627 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5628 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5629 if (DEBUG_DOMAIN_VERIFICATION) { 5630 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5631 + " : linkgen=" + linkGeneration); 5632 } 5633 // Use link-enabled generation as preferredOrder, i.e. 5634 // prefer newly-enabled over earlier-enabled. 5635 info.preferredOrder = linkGeneration; 5636 alwaysList.add(info); 5637 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5638 if (DEBUG_DOMAIN_VERIFICATION) { 5639 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5640 } 5641 neverList.add(info); 5642 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5643 if (DEBUG_DOMAIN_VERIFICATION) { 5644 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5645 } 5646 alwaysAskList.add(info); 5647 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5648 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5649 if (DEBUG_DOMAIN_VERIFICATION) { 5650 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5651 } 5652 undefinedList.add(info); 5653 } 5654 } 5655 } 5656 5657 // We'll want to include browser possibilities in a few cases 5658 boolean includeBrowser = false; 5659 5660 // First try to add the "always" resolution(s) for the current user, if any 5661 if (alwaysList.size() > 0) { 5662 result.addAll(alwaysList); 5663 } else { 5664 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5665 result.addAll(undefinedList); 5666 // Maybe add one for the other profile. 5667 if (xpDomainInfo != null && ( 5668 xpDomainInfo.bestDomainVerificationStatus 5669 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5670 result.add(xpDomainInfo.resolveInfo); 5671 } 5672 includeBrowser = true; 5673 } 5674 5675 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5676 // If there were 'always' entries their preferred order has been set, so we also 5677 // back that off to make the alternatives equivalent 5678 if (alwaysAskList.size() > 0) { 5679 for (ResolveInfo i : result) { 5680 i.preferredOrder = 0; 5681 } 5682 result.addAll(alwaysAskList); 5683 includeBrowser = true; 5684 } 5685 5686 if (includeBrowser) { 5687 // Also add browsers (all of them or only the default one) 5688 if (DEBUG_DOMAIN_VERIFICATION) { 5689 Slog.v(TAG, " ...including browsers in candidate set"); 5690 } 5691 if ((matchFlags & MATCH_ALL) != 0) { 5692 result.addAll(matchAllList); 5693 } else { 5694 // Browser/generic handling case. If there's a default browser, go straight 5695 // to that (but only if there is no other higher-priority match). 5696 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5697 int maxMatchPrio = 0; 5698 ResolveInfo defaultBrowserMatch = null; 5699 final int numCandidates = matchAllList.size(); 5700 for (int n = 0; n < numCandidates; n++) { 5701 ResolveInfo info = matchAllList.get(n); 5702 // track the highest overall match priority... 5703 if (info.priority > maxMatchPrio) { 5704 maxMatchPrio = info.priority; 5705 } 5706 // ...and the highest-priority default browser match 5707 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5708 if (defaultBrowserMatch == null 5709 || (defaultBrowserMatch.priority < info.priority)) { 5710 if (debug) { 5711 Slog.v(TAG, "Considering default browser match " + info); 5712 } 5713 defaultBrowserMatch = info; 5714 } 5715 } 5716 } 5717 if (defaultBrowserMatch != null 5718 && defaultBrowserMatch.priority >= maxMatchPrio 5719 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5720 { 5721 if (debug) { 5722 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5723 } 5724 result.add(defaultBrowserMatch); 5725 } else { 5726 result.addAll(matchAllList); 5727 } 5728 } 5729 5730 // If there is nothing selected, add all candidates and remove the ones that the user 5731 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5732 if (result.size() == 0) { 5733 result.addAll(candidates); 5734 result.removeAll(neverList); 5735 } 5736 } 5737 } 5738 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5739 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5740 result.size()); 5741 for (ResolveInfo info : result) { 5742 Slog.v(TAG, " + " + info.activityInfo); 5743 } 5744 } 5745 return result; 5746 } 5747 5748 // Returns a packed value as a long: 5749 // 5750 // high 'int'-sized word: link status: undefined/ask/never/always. 5751 // low 'int'-sized word: relative priority among 'always' results. 5752 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5753 long result = ps.getDomainVerificationStatusForUser(userId); 5754 // if none available, get the master status 5755 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5756 if (ps.getIntentFilterVerificationInfo() != null) { 5757 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5758 } 5759 } 5760 return result; 5761 } 5762 5763 private ResolveInfo querySkipCurrentProfileIntents( 5764 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5765 int flags, int sourceUserId) { 5766 if (matchingFilters != null) { 5767 int size = matchingFilters.size(); 5768 for (int i = 0; i < size; i ++) { 5769 CrossProfileIntentFilter filter = matchingFilters.get(i); 5770 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5771 // Checking if there are activities in the target user that can handle the 5772 // intent. 5773 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5774 resolvedType, flags, sourceUserId); 5775 if (resolveInfo != null) { 5776 return resolveInfo; 5777 } 5778 } 5779 } 5780 } 5781 return null; 5782 } 5783 5784 // Return matching ResolveInfo in target user if any. 5785 private ResolveInfo queryCrossProfileIntents( 5786 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5787 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5788 if (matchingFilters != null) { 5789 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5790 // match the same intent. For performance reasons, it is better not to 5791 // run queryIntent twice for the same userId 5792 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5793 int size = matchingFilters.size(); 5794 for (int i = 0; i < size; i++) { 5795 CrossProfileIntentFilter filter = matchingFilters.get(i); 5796 int targetUserId = filter.getTargetUserId(); 5797 boolean skipCurrentProfile = 5798 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5799 boolean skipCurrentProfileIfNoMatchFound = 5800 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5801 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5802 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5803 // Checking if there are activities in the target user that can handle the 5804 // intent. 5805 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5806 resolvedType, flags, sourceUserId); 5807 if (resolveInfo != null) return resolveInfo; 5808 alreadyTriedUserIds.put(targetUserId, true); 5809 } 5810 } 5811 } 5812 return null; 5813 } 5814 5815 /** 5816 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5817 * will forward the intent to the filter's target user. 5818 * Otherwise, returns null. 5819 */ 5820 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5821 String resolvedType, int flags, int sourceUserId) { 5822 int targetUserId = filter.getTargetUserId(); 5823 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5824 resolvedType, flags, targetUserId); 5825 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 5826 // If all the matches in the target profile are suspended, return null. 5827 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 5828 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 5829 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 5830 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 5831 targetUserId); 5832 } 5833 } 5834 } 5835 return null; 5836 } 5837 5838 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5839 int sourceUserId, int targetUserId) { 5840 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5841 long ident = Binder.clearCallingIdentity(); 5842 boolean targetIsProfile; 5843 try { 5844 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5845 } finally { 5846 Binder.restoreCallingIdentity(ident); 5847 } 5848 String className; 5849 if (targetIsProfile) { 5850 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5851 } else { 5852 className = FORWARD_INTENT_TO_PARENT; 5853 } 5854 ComponentName forwardingActivityComponentName = new ComponentName( 5855 mAndroidApplication.packageName, className); 5856 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5857 sourceUserId); 5858 if (!targetIsProfile) { 5859 forwardingActivityInfo.showUserIcon = targetUserId; 5860 forwardingResolveInfo.noResourceId = true; 5861 } 5862 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5863 forwardingResolveInfo.priority = 0; 5864 forwardingResolveInfo.preferredOrder = 0; 5865 forwardingResolveInfo.match = 0; 5866 forwardingResolveInfo.isDefault = true; 5867 forwardingResolveInfo.filter = filter; 5868 forwardingResolveInfo.targetUserId = targetUserId; 5869 return forwardingResolveInfo; 5870 } 5871 5872 @Override 5873 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5874 Intent[] specifics, String[] specificTypes, Intent intent, 5875 String resolvedType, int flags, int userId) { 5876 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 5877 specificTypes, intent, resolvedType, flags, userId)); 5878 } 5879 5880 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 5881 Intent[] specifics, String[] specificTypes, Intent intent, 5882 String resolvedType, int flags, int userId) { 5883 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5884 flags = updateFlagsForResolve(flags, userId, intent); 5885 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5886 false /* requireFullPermission */, false /* checkShell */, 5887 "query intent activity options"); 5888 final String resultsAction = intent.getAction(); 5889 5890 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 5891 | PackageManager.GET_RESOLVED_FILTER, userId); 5892 5893 if (DEBUG_INTENT_MATCHING) { 5894 Log.v(TAG, "Query " + intent + ": " + results); 5895 } 5896 5897 int specificsPos = 0; 5898 int N; 5899 5900 // todo: note that the algorithm used here is O(N^2). This 5901 // isn't a problem in our current environment, but if we start running 5902 // into situations where we have more than 5 or 10 matches then this 5903 // should probably be changed to something smarter... 5904 5905 // First we go through and resolve each of the specific items 5906 // that were supplied, taking care of removing any corresponding 5907 // duplicate items in the generic resolve list. 5908 if (specifics != null) { 5909 for (int i=0; i<specifics.length; i++) { 5910 final Intent sintent = specifics[i]; 5911 if (sintent == null) { 5912 continue; 5913 } 5914 5915 if (DEBUG_INTENT_MATCHING) { 5916 Log.v(TAG, "Specific #" + i + ": " + sintent); 5917 } 5918 5919 String action = sintent.getAction(); 5920 if (resultsAction != null && resultsAction.equals(action)) { 5921 // If this action was explicitly requested, then don't 5922 // remove things that have it. 5923 action = null; 5924 } 5925 5926 ResolveInfo ri = null; 5927 ActivityInfo ai = null; 5928 5929 ComponentName comp = sintent.getComponent(); 5930 if (comp == null) { 5931 ri = resolveIntent( 5932 sintent, 5933 specificTypes != null ? specificTypes[i] : null, 5934 flags, userId); 5935 if (ri == null) { 5936 continue; 5937 } 5938 if (ri == mResolveInfo) { 5939 // ACK! Must do something better with this. 5940 } 5941 ai = ri.activityInfo; 5942 comp = new ComponentName(ai.applicationInfo.packageName, 5943 ai.name); 5944 } else { 5945 ai = getActivityInfo(comp, flags, userId); 5946 if (ai == null) { 5947 continue; 5948 } 5949 } 5950 5951 // Look for any generic query activities that are duplicates 5952 // of this specific one, and remove them from the results. 5953 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5954 N = results.size(); 5955 int j; 5956 for (j=specificsPos; j<N; j++) { 5957 ResolveInfo sri = results.get(j); 5958 if ((sri.activityInfo.name.equals(comp.getClassName()) 5959 && sri.activityInfo.applicationInfo.packageName.equals( 5960 comp.getPackageName())) 5961 || (action != null && sri.filter.matchAction(action))) { 5962 results.remove(j); 5963 if (DEBUG_INTENT_MATCHING) Log.v( 5964 TAG, "Removing duplicate item from " + j 5965 + " due to specific " + specificsPos); 5966 if (ri == null) { 5967 ri = sri; 5968 } 5969 j--; 5970 N--; 5971 } 5972 } 5973 5974 // Add this specific item to its proper place. 5975 if (ri == null) { 5976 ri = new ResolveInfo(); 5977 ri.activityInfo = ai; 5978 } 5979 results.add(specificsPos, ri); 5980 ri.specificIndex = i; 5981 specificsPos++; 5982 } 5983 } 5984 5985 // Now we go through the remaining generic results and remove any 5986 // duplicate actions that are found here. 5987 N = results.size(); 5988 for (int i=specificsPos; i<N-1; i++) { 5989 final ResolveInfo rii = results.get(i); 5990 if (rii.filter == null) { 5991 continue; 5992 } 5993 5994 // Iterate over all of the actions of this result's intent 5995 // filter... typically this should be just one. 5996 final Iterator<String> it = rii.filter.actionsIterator(); 5997 if (it == null) { 5998 continue; 5999 } 6000 while (it.hasNext()) { 6001 final String action = it.next(); 6002 if (resultsAction != null && resultsAction.equals(action)) { 6003 // If this action was explicitly requested, then don't 6004 // remove things that have it. 6005 continue; 6006 } 6007 for (int j=i+1; j<N; j++) { 6008 final ResolveInfo rij = results.get(j); 6009 if (rij.filter != null && rij.filter.hasAction(action)) { 6010 results.remove(j); 6011 if (DEBUG_INTENT_MATCHING) Log.v( 6012 TAG, "Removing duplicate item from " + j 6013 + " due to action " + action + " at " + i); 6014 j--; 6015 N--; 6016 } 6017 } 6018 } 6019 6020 // If the caller didn't request filter information, drop it now 6021 // so we don't have to marshall/unmarshall it. 6022 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6023 rii.filter = null; 6024 } 6025 } 6026 6027 // Filter out the caller activity if so requested. 6028 if (caller != null) { 6029 N = results.size(); 6030 for (int i=0; i<N; i++) { 6031 ActivityInfo ainfo = results.get(i).activityInfo; 6032 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6033 && caller.getClassName().equals(ainfo.name)) { 6034 results.remove(i); 6035 break; 6036 } 6037 } 6038 } 6039 6040 // If the caller didn't request filter information, 6041 // drop them now so we don't have to 6042 // marshall/unmarshall it. 6043 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6044 N = results.size(); 6045 for (int i=0; i<N; i++) { 6046 results.get(i).filter = null; 6047 } 6048 } 6049 6050 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6051 return results; 6052 } 6053 6054 @Override 6055 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6056 String resolvedType, int flags, int userId) { 6057 return new ParceledListSlice<>( 6058 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6059 } 6060 6061 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6062 String resolvedType, int flags, int userId) { 6063 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6064 flags = updateFlagsForResolve(flags, userId, intent); 6065 ComponentName comp = intent.getComponent(); 6066 if (comp == null) { 6067 if (intent.getSelector() != null) { 6068 intent = intent.getSelector(); 6069 comp = intent.getComponent(); 6070 } 6071 } 6072 if (comp != null) { 6073 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6074 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6075 if (ai != null) { 6076 ResolveInfo ri = new ResolveInfo(); 6077 ri.activityInfo = ai; 6078 list.add(ri); 6079 } 6080 return list; 6081 } 6082 6083 // reader 6084 synchronized (mPackages) { 6085 String pkgName = intent.getPackage(); 6086 if (pkgName == null) { 6087 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6088 } 6089 final PackageParser.Package pkg = mPackages.get(pkgName); 6090 if (pkg != null) { 6091 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6092 userId); 6093 } 6094 return Collections.emptyList(); 6095 } 6096 } 6097 6098 @Override 6099 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6100 if (!sUserManager.exists(userId)) return null; 6101 flags = updateFlagsForResolve(flags, userId, intent); 6102 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6103 if (query != null) { 6104 if (query.size() >= 1) { 6105 // If there is more than one service with the same priority, 6106 // just arbitrarily pick the first one. 6107 return query.get(0); 6108 } 6109 } 6110 return null; 6111 } 6112 6113 @Override 6114 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6115 String resolvedType, int flags, int userId) { 6116 return new ParceledListSlice<>( 6117 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6118 } 6119 6120 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6121 String resolvedType, int flags, int userId) { 6122 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6123 flags = updateFlagsForResolve(flags, userId, intent); 6124 ComponentName comp = intent.getComponent(); 6125 if (comp == null) { 6126 if (intent.getSelector() != null) { 6127 intent = intent.getSelector(); 6128 comp = intent.getComponent(); 6129 } 6130 } 6131 if (comp != null) { 6132 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6133 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6134 if (si != null) { 6135 final ResolveInfo ri = new ResolveInfo(); 6136 ri.serviceInfo = si; 6137 list.add(ri); 6138 } 6139 return list; 6140 } 6141 6142 // reader 6143 synchronized (mPackages) { 6144 String pkgName = intent.getPackage(); 6145 if (pkgName == null) { 6146 return mServices.queryIntent(intent, resolvedType, flags, userId); 6147 } 6148 final PackageParser.Package pkg = mPackages.get(pkgName); 6149 if (pkg != null) { 6150 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6151 userId); 6152 } 6153 return Collections.emptyList(); 6154 } 6155 } 6156 6157 @Override 6158 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6159 String resolvedType, int flags, int userId) { 6160 return new ParceledListSlice<>( 6161 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6162 } 6163 6164 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6165 Intent intent, String resolvedType, int flags, int userId) { 6166 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6167 flags = updateFlagsForResolve(flags, userId, intent); 6168 ComponentName comp = intent.getComponent(); 6169 if (comp == null) { 6170 if (intent.getSelector() != null) { 6171 intent = intent.getSelector(); 6172 comp = intent.getComponent(); 6173 } 6174 } 6175 if (comp != null) { 6176 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6177 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6178 if (pi != null) { 6179 final ResolveInfo ri = new ResolveInfo(); 6180 ri.providerInfo = pi; 6181 list.add(ri); 6182 } 6183 return list; 6184 } 6185 6186 // reader 6187 synchronized (mPackages) { 6188 String pkgName = intent.getPackage(); 6189 if (pkgName == null) { 6190 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6191 } 6192 final PackageParser.Package pkg = mPackages.get(pkgName); 6193 if (pkg != null) { 6194 return mProviders.queryIntentForPackage( 6195 intent, resolvedType, flags, pkg.providers, userId); 6196 } 6197 return Collections.emptyList(); 6198 } 6199 } 6200 6201 @Override 6202 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6203 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6204 flags = updateFlagsForPackage(flags, userId, null); 6205 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6206 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6207 true /* requireFullPermission */, false /* checkShell */, 6208 "get installed packages"); 6209 6210 // writer 6211 synchronized (mPackages) { 6212 ArrayList<PackageInfo> list; 6213 if (listUninstalled) { 6214 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 6215 for (PackageSetting ps : mSettings.mPackages.values()) { 6216 final PackageInfo pi; 6217 if (ps.pkg != null) { 6218 pi = generatePackageInfo(ps, flags, userId); 6219 } else { 6220 pi = generatePackageInfo(ps, flags, userId); 6221 } 6222 if (pi != null) { 6223 list.add(pi); 6224 } 6225 } 6226 } else { 6227 list = new ArrayList<PackageInfo>(mPackages.size()); 6228 for (PackageParser.Package p : mPackages.values()) { 6229 final PackageInfo pi = 6230 generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 6231 if (pi != null) { 6232 list.add(pi); 6233 } 6234 } 6235 } 6236 6237 return new ParceledListSlice<PackageInfo>(list); 6238 } 6239 } 6240 6241 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6242 String[] permissions, boolean[] tmp, int flags, int userId) { 6243 int numMatch = 0; 6244 final PermissionsState permissionsState = ps.getPermissionsState(); 6245 for (int i=0; i<permissions.length; i++) { 6246 final String permission = permissions[i]; 6247 if (permissionsState.hasPermission(permission, userId)) { 6248 tmp[i] = true; 6249 numMatch++; 6250 } else { 6251 tmp[i] = false; 6252 } 6253 } 6254 if (numMatch == 0) { 6255 return; 6256 } 6257 final PackageInfo pi; 6258 if (ps.pkg != null) { 6259 pi = generatePackageInfo(ps, flags, userId); 6260 } else { 6261 pi = generatePackageInfo(ps, flags, userId); 6262 } 6263 // The above might return null in cases of uninstalled apps or install-state 6264 // skew across users/profiles. 6265 if (pi != null) { 6266 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6267 if (numMatch == permissions.length) { 6268 pi.requestedPermissions = permissions; 6269 } else { 6270 pi.requestedPermissions = new String[numMatch]; 6271 numMatch = 0; 6272 for (int i=0; i<permissions.length; i++) { 6273 if (tmp[i]) { 6274 pi.requestedPermissions[numMatch] = permissions[i]; 6275 numMatch++; 6276 } 6277 } 6278 } 6279 } 6280 list.add(pi); 6281 } 6282 } 6283 6284 @Override 6285 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6286 String[] permissions, int flags, int userId) { 6287 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6288 flags = updateFlagsForPackage(flags, userId, permissions); 6289 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6290 6291 // writer 6292 synchronized (mPackages) { 6293 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6294 boolean[] tmpBools = new boolean[permissions.length]; 6295 if (listUninstalled) { 6296 for (PackageSetting ps : mSettings.mPackages.values()) { 6297 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 6298 } 6299 } else { 6300 for (PackageParser.Package pkg : mPackages.values()) { 6301 PackageSetting ps = (PackageSetting)pkg.mExtras; 6302 if (ps != null) { 6303 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6304 userId); 6305 } 6306 } 6307 } 6308 6309 return new ParceledListSlice<PackageInfo>(list); 6310 } 6311 } 6312 6313 @Override 6314 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 6315 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6316 flags = updateFlagsForApplication(flags, userId, null); 6317 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6318 6319 // writer 6320 synchronized (mPackages) { 6321 ArrayList<ApplicationInfo> list; 6322 if (listUninstalled) { 6323 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 6324 for (PackageSetting ps : mSettings.mPackages.values()) { 6325 ApplicationInfo ai; 6326 if (ps.pkg != null) { 6327 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 6328 ps.readUserState(userId), userId); 6329 } else { 6330 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 6331 } 6332 if (ai != null) { 6333 list.add(ai); 6334 } 6335 } 6336 } else { 6337 list = new ArrayList<ApplicationInfo>(mPackages.size()); 6338 for (PackageParser.Package p : mPackages.values()) { 6339 if (p.mExtras != null) { 6340 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6341 ((PackageSetting)p.mExtras).readUserState(userId), userId); 6342 if (ai != null) { 6343 list.add(ai); 6344 } 6345 } 6346 } 6347 } 6348 6349 return new ParceledListSlice<ApplicationInfo>(list); 6350 } 6351 } 6352 6353 @Override 6354 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 6355 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6356 return null; 6357 } 6358 6359 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6360 "getEphemeralApplications"); 6361 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6362 true /* requireFullPermission */, false /* checkShell */, 6363 "getEphemeralApplications"); 6364 synchronized (mPackages) { 6365 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 6366 .getEphemeralApplicationsLPw(userId); 6367 if (ephemeralApps != null) { 6368 return new ParceledListSlice<>(ephemeralApps); 6369 } 6370 } 6371 return null; 6372 } 6373 6374 @Override 6375 public boolean isEphemeralApplication(String packageName, int userId) { 6376 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6377 true /* requireFullPermission */, false /* checkShell */, 6378 "isEphemeral"); 6379 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6380 return false; 6381 } 6382 6383 if (!isCallerSameApp(packageName)) { 6384 return false; 6385 } 6386 synchronized (mPackages) { 6387 PackageParser.Package pkg = mPackages.get(packageName); 6388 if (pkg != null) { 6389 return pkg.applicationInfo.isEphemeralApp(); 6390 } 6391 } 6392 return false; 6393 } 6394 6395 @Override 6396 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 6397 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6398 return null; 6399 } 6400 6401 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6402 true /* requireFullPermission */, false /* checkShell */, 6403 "getCookie"); 6404 if (!isCallerSameApp(packageName)) { 6405 return null; 6406 } 6407 synchronized (mPackages) { 6408 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 6409 packageName, userId); 6410 } 6411 } 6412 6413 @Override 6414 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 6415 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6416 return true; 6417 } 6418 6419 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6420 true /* requireFullPermission */, true /* checkShell */, 6421 "setCookie"); 6422 if (!isCallerSameApp(packageName)) { 6423 return false; 6424 } 6425 synchronized (mPackages) { 6426 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 6427 packageName, cookie, userId); 6428 } 6429 } 6430 6431 @Override 6432 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 6433 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6434 return null; 6435 } 6436 6437 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6438 "getEphemeralApplicationIcon"); 6439 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6440 true /* requireFullPermission */, false /* checkShell */, 6441 "getEphemeralApplicationIcon"); 6442 synchronized (mPackages) { 6443 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 6444 packageName, userId); 6445 } 6446 } 6447 6448 private boolean isCallerSameApp(String packageName) { 6449 PackageParser.Package pkg = mPackages.get(packageName); 6450 return pkg != null 6451 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6452 } 6453 6454 @Override 6455 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 6456 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 6457 } 6458 6459 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 6460 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6461 6462 // reader 6463 synchronized (mPackages) { 6464 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6465 final int userId = UserHandle.getCallingUserId(); 6466 while (i.hasNext()) { 6467 final PackageParser.Package p = i.next(); 6468 if (p.applicationInfo == null) continue; 6469 6470 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 6471 && !p.applicationInfo.isDirectBootAware(); 6472 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 6473 && p.applicationInfo.isDirectBootAware(); 6474 6475 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 6476 && (!mSafeMode || isSystemApp(p)) 6477 && (matchesUnaware || matchesAware)) { 6478 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6479 if (ps != null) { 6480 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6481 ps.readUserState(userId), userId); 6482 if (ai != null) { 6483 finalList.add(ai); 6484 } 6485 } 6486 } 6487 } 6488 } 6489 6490 return finalList; 6491 } 6492 6493 @Override 6494 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6495 if (!sUserManager.exists(userId)) return null; 6496 flags = updateFlagsForComponent(flags, userId, name); 6497 // reader 6498 synchronized (mPackages) { 6499 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6500 PackageSetting ps = provider != null 6501 ? mSettings.mPackages.get(provider.owner.packageName) 6502 : null; 6503 return ps != null 6504 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6505 ? PackageParser.generateProviderInfo(provider, flags, 6506 ps.readUserState(userId), userId) 6507 : null; 6508 } 6509 } 6510 6511 /** 6512 * @deprecated 6513 */ 6514 @Deprecated 6515 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6516 // reader 6517 synchronized (mPackages) { 6518 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6519 .entrySet().iterator(); 6520 final int userId = UserHandle.getCallingUserId(); 6521 while (i.hasNext()) { 6522 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6523 PackageParser.Provider p = entry.getValue(); 6524 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6525 6526 if (ps != null && p.syncable 6527 && (!mSafeMode || (p.info.applicationInfo.flags 6528 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6529 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6530 ps.readUserState(userId), userId); 6531 if (info != null) { 6532 outNames.add(entry.getKey()); 6533 outInfo.add(info); 6534 } 6535 } 6536 } 6537 } 6538 } 6539 6540 @Override 6541 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6542 int uid, int flags) { 6543 final int userId = processName != null ? UserHandle.getUserId(uid) 6544 : UserHandle.getCallingUserId(); 6545 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6546 flags = updateFlagsForComponent(flags, userId, processName); 6547 6548 ArrayList<ProviderInfo> finalList = null; 6549 // reader 6550 synchronized (mPackages) { 6551 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6552 while (i.hasNext()) { 6553 final PackageParser.Provider p = i.next(); 6554 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6555 if (ps != null && p.info.authority != null 6556 && (processName == null 6557 || (p.info.processName.equals(processName) 6558 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6559 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6560 if (finalList == null) { 6561 finalList = new ArrayList<ProviderInfo>(3); 6562 } 6563 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6564 ps.readUserState(userId), userId); 6565 if (info != null) { 6566 finalList.add(info); 6567 } 6568 } 6569 } 6570 } 6571 6572 if (finalList != null) { 6573 Collections.sort(finalList, mProviderInitOrderSorter); 6574 return new ParceledListSlice<ProviderInfo>(finalList); 6575 } 6576 6577 return ParceledListSlice.emptyList(); 6578 } 6579 6580 @Override 6581 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6582 // reader 6583 synchronized (mPackages) { 6584 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6585 return PackageParser.generateInstrumentationInfo(i, flags); 6586 } 6587 } 6588 6589 @Override 6590 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 6591 String targetPackage, int flags) { 6592 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 6593 } 6594 6595 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 6596 int flags) { 6597 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 6598 6599 // reader 6600 synchronized (mPackages) { 6601 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6602 while (i.hasNext()) { 6603 final PackageParser.Instrumentation p = i.next(); 6604 if (targetPackage == null 6605 || targetPackage.equals(p.info.targetPackage)) { 6606 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6607 flags); 6608 if (ii != null) { 6609 finalList.add(ii); 6610 } 6611 } 6612 } 6613 } 6614 6615 return finalList; 6616 } 6617 6618 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6619 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6620 if (overlays == null) { 6621 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6622 return; 6623 } 6624 for (PackageParser.Package opkg : overlays.values()) { 6625 // Not much to do if idmap fails: we already logged the error 6626 // and we certainly don't want to abort installation of pkg simply 6627 // because an overlay didn't fit properly. For these reasons, 6628 // ignore the return value of createIdmapForPackagePairLI. 6629 createIdmapForPackagePairLI(pkg, opkg); 6630 } 6631 } 6632 6633 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6634 PackageParser.Package opkg) { 6635 if (!opkg.mTrustedOverlay) { 6636 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6637 opkg.baseCodePath + ": overlay not trusted"); 6638 return false; 6639 } 6640 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6641 if (overlaySet == null) { 6642 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6643 opkg.baseCodePath + " but target package has no known overlays"); 6644 return false; 6645 } 6646 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6647 // TODO: generate idmap for split APKs 6648 try { 6649 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6650 } catch (InstallerException e) { 6651 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6652 + opkg.baseCodePath); 6653 return false; 6654 } 6655 PackageParser.Package[] overlayArray = 6656 overlaySet.values().toArray(new PackageParser.Package[0]); 6657 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6658 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6659 return p1.mOverlayPriority - p2.mOverlayPriority; 6660 } 6661 }; 6662 Arrays.sort(overlayArray, cmp); 6663 6664 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6665 int i = 0; 6666 for (PackageParser.Package p : overlayArray) { 6667 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6668 } 6669 return true; 6670 } 6671 6672 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6673 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6674 try { 6675 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6676 } finally { 6677 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6678 } 6679 } 6680 6681 private void scanDirLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6682 final File[] files = dir.listFiles(); 6683 if (ArrayUtils.isEmpty(files)) { 6684 Log.d(TAG, "No files in app dir " + dir); 6685 return; 6686 } 6687 6688 if (DEBUG_PACKAGE_SCANNING) { 6689 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6690 + " flags=0x" + Integer.toHexString(parseFlags)); 6691 } 6692 6693 for (File file : files) { 6694 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6695 && !PackageInstallerService.isStageName(file.getName()); 6696 if (!isPackage) { 6697 // Ignore entries which are not packages 6698 continue; 6699 } 6700 try { 6701 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6702 scanFlags, currentTime, null); 6703 } catch (PackageManagerException e) { 6704 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6705 6706 // Delete invalid userdata apps 6707 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6708 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6709 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6710 removeCodePathLI(file); 6711 } 6712 } 6713 } 6714 } 6715 6716 private static File getSettingsProblemFile() { 6717 File dataDir = Environment.getDataDirectory(); 6718 File systemDir = new File(dataDir, "system"); 6719 File fname = new File(systemDir, "uiderrors.txt"); 6720 return fname; 6721 } 6722 6723 static void reportSettingsProblem(int priority, String msg) { 6724 logCriticalInfo(priority, msg); 6725 } 6726 6727 static void logCriticalInfo(int priority, String msg) { 6728 Slog.println(priority, TAG, msg); 6729 EventLogTags.writePmCriticalInfo(msg); 6730 try { 6731 File fname = getSettingsProblemFile(); 6732 FileOutputStream out = new FileOutputStream(fname, true); 6733 PrintWriter pw = new FastPrintWriter(out); 6734 SimpleDateFormat formatter = new SimpleDateFormat(); 6735 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6736 pw.println(dateString + ": " + msg); 6737 pw.close(); 6738 FileUtils.setPermissions( 6739 fname.toString(), 6740 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6741 -1, -1); 6742 } catch (java.io.IOException e) { 6743 } 6744 } 6745 6746 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 6747 if (srcFile.isDirectory()) { 6748 final File baseFile = new File(pkg.baseCodePath); 6749 long maxModifiedTime = baseFile.lastModified(); 6750 if (pkg.splitCodePaths != null) { 6751 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 6752 final File splitFile = new File(pkg.splitCodePaths[i]); 6753 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 6754 } 6755 } 6756 return maxModifiedTime; 6757 } 6758 return srcFile.lastModified(); 6759 } 6760 6761 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 6762 final int policyFlags) throws PackageManagerException { 6763 // When upgrading from pre-N MR1, verify the package time stamp using the package 6764 // directory and not the APK file. 6765 final long lastModifiedTime = mIsPreNMR1Upgrade 6766 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 6767 if (ps != null 6768 && ps.codePath.equals(srcFile) 6769 && ps.timeStamp == lastModifiedTime 6770 && !isCompatSignatureUpdateNeeded(pkg) 6771 && !isRecoverSignatureUpdateNeeded(pkg)) { 6772 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6773 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6774 ArraySet<PublicKey> signingKs; 6775 synchronized (mPackages) { 6776 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6777 } 6778 if (ps.signatures.mSignatures != null 6779 && ps.signatures.mSignatures.length != 0 6780 && signingKs != null) { 6781 // Optimization: reuse the existing cached certificates 6782 // if the package appears to be unchanged. 6783 pkg.mSignatures = ps.signatures.mSignatures; 6784 pkg.mSigningKeys = signingKs; 6785 return; 6786 } 6787 6788 Slog.w(TAG, "PackageSetting for " + ps.name 6789 + " is missing signatures. Collecting certs again to recover them."); 6790 } else { 6791 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 6792 } 6793 6794 try { 6795 PackageParser.collectCertificates(pkg, policyFlags); 6796 } catch (PackageParserException e) { 6797 throw PackageManagerException.from(e); 6798 } 6799 } 6800 6801 /** 6802 * Traces a package scan. 6803 * @see #scanPackageLI(File, int, int, long, UserHandle) 6804 */ 6805 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 6806 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6807 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6808 try { 6809 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6810 } finally { 6811 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6812 } 6813 } 6814 6815 /** 6816 * Scans a package and returns the newly parsed package. 6817 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6818 */ 6819 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6820 long currentTime, UserHandle user) throws PackageManagerException { 6821 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6822 PackageParser pp = new PackageParser(); 6823 pp.setSeparateProcesses(mSeparateProcesses); 6824 pp.setOnlyCoreApps(mOnlyCore); 6825 pp.setDisplayMetrics(mMetrics); 6826 6827 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6828 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6829 } 6830 6831 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 6832 final PackageParser.Package pkg; 6833 try { 6834 pkg = pp.parsePackage(scanFile, parseFlags); 6835 } catch (PackageParserException e) { 6836 throw PackageManagerException.from(e); 6837 } finally { 6838 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6839 } 6840 6841 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6842 } 6843 6844 /** 6845 * Scans a package and returns the newly parsed package. 6846 * @throws PackageManagerException on a parse error. 6847 */ 6848 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 6849 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 6850 throws PackageManagerException { 6851 // If the package has children and this is the first dive in the function 6852 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 6853 // packages (parent and children) would be successfully scanned before the 6854 // actual scan since scanning mutates internal state and we want to atomically 6855 // install the package and its children. 6856 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 6857 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 6858 scanFlags |= SCAN_CHECK_ONLY; 6859 } 6860 } else { 6861 scanFlags &= ~SCAN_CHECK_ONLY; 6862 } 6863 6864 // Scan the parent 6865 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 6866 scanFlags, currentTime, user); 6867 6868 // Scan the children 6869 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 6870 for (int i = 0; i < childCount; i++) { 6871 PackageParser.Package childPackage = pkg.childPackages.get(i); 6872 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 6873 currentTime, user); 6874 } 6875 6876 6877 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 6878 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 6879 } 6880 6881 return scannedPkg; 6882 } 6883 6884 /** 6885 * Scans a package and returns the newly parsed package. 6886 * @throws PackageManagerException on a parse error. 6887 */ 6888 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 6889 int policyFlags, int scanFlags, long currentTime, UserHandle user) 6890 throws PackageManagerException { 6891 PackageSetting ps = null; 6892 PackageSetting updatedPkg; 6893 // reader 6894 synchronized (mPackages) { 6895 // Look to see if we already know about this package. 6896 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6897 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6898 // This package has been renamed to its original name. Let's 6899 // use that. 6900 ps = mSettings.peekPackageLPr(oldName); 6901 } 6902 // If there was no original package, see one for the real package name. 6903 if (ps == null) { 6904 ps = mSettings.peekPackageLPr(pkg.packageName); 6905 } 6906 // Check to see if this package could be hiding/updating a system 6907 // package. Must look for it either under the original or real 6908 // package name depending on our state. 6909 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6910 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6911 6912 // If this is a package we don't know about on the system partition, we 6913 // may need to remove disabled child packages on the system partition 6914 // or may need to not add child packages if the parent apk is updated 6915 // on the data partition and no longer defines this child package. 6916 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6917 // If this is a parent package for an updated system app and this system 6918 // app got an OTA update which no longer defines some of the child packages 6919 // we have to prune them from the disabled system packages. 6920 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 6921 if (disabledPs != null) { 6922 final int scannedChildCount = (pkg.childPackages != null) 6923 ? pkg.childPackages.size() : 0; 6924 final int disabledChildCount = disabledPs.childPackageNames != null 6925 ? disabledPs.childPackageNames.size() : 0; 6926 for (int i = 0; i < disabledChildCount; i++) { 6927 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 6928 boolean disabledPackageAvailable = false; 6929 for (int j = 0; j < scannedChildCount; j++) { 6930 PackageParser.Package childPkg = pkg.childPackages.get(j); 6931 if (childPkg.packageName.equals(disabledChildPackageName)) { 6932 disabledPackageAvailable = true; 6933 break; 6934 } 6935 } 6936 if (!disabledPackageAvailable) { 6937 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 6938 } 6939 } 6940 } 6941 } 6942 } 6943 6944 boolean updatedPkgBetter = false; 6945 // First check if this is a system package that may involve an update 6946 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6947 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6948 // it needs to drop FLAG_PRIVILEGED. 6949 if (locationIsPrivileged(scanFile)) { 6950 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6951 } else { 6952 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6953 } 6954 6955 if (ps != null && !ps.codePath.equals(scanFile)) { 6956 // The path has changed from what was last scanned... check the 6957 // version of the new path against what we have stored to determine 6958 // what to do. 6959 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6960 if (pkg.mVersionCode <= ps.versionCode) { 6961 // The system package has been updated and the code path does not match 6962 // Ignore entry. Skip it. 6963 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6964 + " ignored: updated version " + ps.versionCode 6965 + " better than this " + pkg.mVersionCode); 6966 if (!updatedPkg.codePath.equals(scanFile)) { 6967 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6968 + ps.name + " changing from " + updatedPkg.codePathString 6969 + " to " + scanFile); 6970 updatedPkg.codePath = scanFile; 6971 updatedPkg.codePathString = scanFile.toString(); 6972 updatedPkg.resourcePath = scanFile; 6973 updatedPkg.resourcePathString = scanFile.toString(); 6974 } 6975 updatedPkg.pkg = pkg; 6976 updatedPkg.versionCode = pkg.mVersionCode; 6977 6978 // Update the disabled system child packages to point to the package too. 6979 final int childCount = updatedPkg.childPackageNames != null 6980 ? updatedPkg.childPackageNames.size() : 0; 6981 for (int i = 0; i < childCount; i++) { 6982 String childPackageName = updatedPkg.childPackageNames.get(i); 6983 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 6984 childPackageName); 6985 if (updatedChildPkg != null) { 6986 updatedChildPkg.pkg = pkg; 6987 updatedChildPkg.versionCode = pkg.mVersionCode; 6988 } 6989 } 6990 6991 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 6992 + scanFile + " ignored: updated version " + ps.versionCode 6993 + " better than this " + pkg.mVersionCode); 6994 } else { 6995 // The current app on the system partition is better than 6996 // what we have updated to on the data partition; switch 6997 // back to the system partition version. 6998 // At this point, its safely assumed that package installation for 6999 // apps in system partition will go through. If not there won't be a working 7000 // version of the app 7001 // writer 7002 synchronized (mPackages) { 7003 // Just remove the loaded entries from package lists. 7004 mPackages.remove(ps.name); 7005 } 7006 7007 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7008 + " reverting from " + ps.codePathString 7009 + ": new version " + pkg.mVersionCode 7010 + " better than installed " + ps.versionCode); 7011 7012 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7013 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7014 synchronized (mInstallLock) { 7015 args.cleanUpResourcesLI(); 7016 } 7017 synchronized (mPackages) { 7018 mSettings.enableSystemPackageLPw(ps.name); 7019 } 7020 updatedPkgBetter = true; 7021 } 7022 } 7023 } 7024 7025 if (updatedPkg != null) { 7026 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7027 // initially 7028 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7029 7030 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7031 // flag set initially 7032 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7033 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7034 } 7035 } 7036 7037 // Verify certificates against what was last scanned 7038 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7039 7040 /* 7041 * A new system app appeared, but we already had a non-system one of the 7042 * same name installed earlier. 7043 */ 7044 boolean shouldHideSystemApp = false; 7045 if (updatedPkg == null && ps != null 7046 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7047 /* 7048 * Check to make sure the signatures match first. If they don't, 7049 * wipe the installed application and its data. 7050 */ 7051 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7052 != PackageManager.SIGNATURE_MATCH) { 7053 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7054 + " signatures don't match existing userdata copy; removing"); 7055 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7056 "scanPackageInternalLI")) { 7057 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7058 } 7059 ps = null; 7060 } else { 7061 /* 7062 * If the newly-added system app is an older version than the 7063 * already installed version, hide it. It will be scanned later 7064 * and re-added like an update. 7065 */ 7066 if (pkg.mVersionCode <= ps.versionCode) { 7067 shouldHideSystemApp = true; 7068 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7069 + " but new version " + pkg.mVersionCode + " better than installed " 7070 + ps.versionCode + "; hiding system"); 7071 } else { 7072 /* 7073 * The newly found system app is a newer version that the 7074 * one previously installed. Simply remove the 7075 * already-installed application and replace it with our own 7076 * while keeping the application data. 7077 */ 7078 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7079 + " reverting from " + ps.codePathString + ": new version " 7080 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7081 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7082 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7083 synchronized (mInstallLock) { 7084 args.cleanUpResourcesLI(); 7085 } 7086 } 7087 } 7088 } 7089 7090 // The apk is forward locked (not public) if its code and resources 7091 // are kept in different files. (except for app in either system or 7092 // vendor path). 7093 // TODO grab this value from PackageSettings 7094 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7095 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7096 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7097 } 7098 } 7099 7100 // TODO: extend to support forward-locked splits 7101 String resourcePath = null; 7102 String baseResourcePath = null; 7103 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7104 if (ps != null && ps.resourcePathString != null) { 7105 resourcePath = ps.resourcePathString; 7106 baseResourcePath = ps.resourcePathString; 7107 } else { 7108 // Should not happen at all. Just log an error. 7109 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7110 } 7111 } else { 7112 resourcePath = pkg.codePath; 7113 baseResourcePath = pkg.baseCodePath; 7114 } 7115 7116 // Set application objects path explicitly. 7117 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7118 pkg.setApplicationInfoCodePath(pkg.codePath); 7119 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7120 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7121 pkg.setApplicationInfoResourcePath(resourcePath); 7122 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7123 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7124 7125 // Note that we invoke the following method only if we are about to unpack an application 7126 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7127 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7128 7129 /* 7130 * If the system app should be overridden by a previously installed 7131 * data, hide the system app now and let the /data/app scan pick it up 7132 * again. 7133 */ 7134 if (shouldHideSystemApp) { 7135 synchronized (mPackages) { 7136 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7137 } 7138 } 7139 7140 return scannedPkg; 7141 } 7142 7143 private static String fixProcessName(String defProcessName, 7144 String processName, int uid) { 7145 if (processName == null) { 7146 return defProcessName; 7147 } 7148 return processName; 7149 } 7150 7151 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7152 throws PackageManagerException { 7153 if (pkgSetting.signatures.mSignatures != null) { 7154 // Already existing package. Make sure signatures match 7155 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7156 == PackageManager.SIGNATURE_MATCH; 7157 if (!match) { 7158 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7159 == PackageManager.SIGNATURE_MATCH; 7160 } 7161 if (!match) { 7162 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7163 == PackageManager.SIGNATURE_MATCH; 7164 } 7165 if (!match) { 7166 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7167 + pkg.packageName + " signatures do not match the " 7168 + "previously installed version; ignoring!"); 7169 } 7170 } 7171 7172 // Check for shared user signatures 7173 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7174 // Already existing package. Make sure signatures match 7175 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7176 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7177 if (!match) { 7178 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7179 == PackageManager.SIGNATURE_MATCH; 7180 } 7181 if (!match) { 7182 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7183 == PackageManager.SIGNATURE_MATCH; 7184 } 7185 if (!match) { 7186 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7187 "Package " + pkg.packageName 7188 + " has no signatures that match those in shared user " 7189 + pkgSetting.sharedUser.name + "; ignoring!"); 7190 } 7191 } 7192 } 7193 7194 /** 7195 * Enforces that only the system UID or root's UID can call a method exposed 7196 * via Binder. 7197 * 7198 * @param message used as message if SecurityException is thrown 7199 * @throws SecurityException if the caller is not system or root 7200 */ 7201 private static final void enforceSystemOrRoot(String message) { 7202 final int uid = Binder.getCallingUid(); 7203 if (uid != Process.SYSTEM_UID && uid != 0) { 7204 throw new SecurityException(message); 7205 } 7206 } 7207 7208 @Override 7209 public void performFstrimIfNeeded() { 7210 enforceSystemOrRoot("Only the system can request fstrim"); 7211 7212 // Before everything else, see whether we need to fstrim. 7213 try { 7214 IMountService ms = PackageHelper.getMountService(); 7215 if (ms != null) { 7216 boolean doTrim = false; 7217 final long interval = android.provider.Settings.Global.getLong( 7218 mContext.getContentResolver(), 7219 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7220 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7221 if (interval > 0) { 7222 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 7223 if (timeSinceLast > interval) { 7224 doTrim = true; 7225 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7226 + "; running immediately"); 7227 } 7228 } 7229 if (doTrim) { 7230 final boolean dexOptDialogShown; 7231 synchronized (mPackages) { 7232 dexOptDialogShown = mDexOptDialogShown; 7233 } 7234 if (!isFirstBoot() && dexOptDialogShown) { 7235 try { 7236 ActivityManagerNative.getDefault().showBootMessage( 7237 mContext.getResources().getString( 7238 R.string.android_upgrading_fstrim), true); 7239 } catch (RemoteException e) { 7240 } 7241 } 7242 ms.runMaintenance(); 7243 } 7244 } else { 7245 Slog.e(TAG, "Mount service unavailable!"); 7246 } 7247 } catch (RemoteException e) { 7248 // Can't happen; MountService is local 7249 } 7250 } 7251 7252 @Override 7253 public void updatePackagesIfNeeded() { 7254 enforceSystemOrRoot("Only the system can request package update"); 7255 7256 // We need to re-extract after an OTA. 7257 boolean causeUpgrade = isUpgrade(); 7258 7259 // First boot or factory reset. 7260 // Note: we also handle devices that are upgrading to N right now as if it is their 7261 // first boot, as they do not have profile data. 7262 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 7263 7264 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 7265 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 7266 7267 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 7268 return; 7269 } 7270 7271 List<PackageParser.Package> pkgs; 7272 synchronized (mPackages) { 7273 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 7274 } 7275 7276 final long startTime = System.nanoTime(); 7277 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 7278 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 7279 7280 final int elapsedTimeSeconds = 7281 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 7282 7283 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 7284 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 7285 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 7286 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 7287 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 7288 } 7289 7290 /** 7291 * Performs dexopt on the set of packages in {@code packages} and returns an int array 7292 * containing statistics about the invocation. The array consists of three elements, 7293 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 7294 * and {@code numberOfPackagesFailed}. 7295 */ 7296 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 7297 String compilerFilter) { 7298 7299 int numberOfPackagesVisited = 0; 7300 int numberOfPackagesOptimized = 0; 7301 int numberOfPackagesSkipped = 0; 7302 int numberOfPackagesFailed = 0; 7303 final int numberOfPackagesToDexopt = pkgs.size(); 7304 7305 for (PackageParser.Package pkg : pkgs) { 7306 numberOfPackagesVisited++; 7307 7308 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 7309 if (DEBUG_DEXOPT) { 7310 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 7311 } 7312 numberOfPackagesSkipped++; 7313 continue; 7314 } 7315 7316 if (DEBUG_DEXOPT) { 7317 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 7318 numberOfPackagesToDexopt + ": " + pkg.packageName); 7319 } 7320 7321 if (showDialog) { 7322 try { 7323 ActivityManagerNative.getDefault().showBootMessage( 7324 mContext.getResources().getString(R.string.android_upgrading_apk, 7325 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 7326 } catch (RemoteException e) { 7327 } 7328 synchronized (mPackages) { 7329 mDexOptDialogShown = true; 7330 } 7331 } 7332 7333 // If the OTA updates a system app which was previously preopted to a non-preopted state 7334 // the app might end up being verified at runtime. That's because by default the apps 7335 // are verify-profile but for preopted apps there's no profile. 7336 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 7337 // that before the OTA the app was preopted) the app gets compiled with a non-profile 7338 // filter (by default interpret-only). 7339 // Note that at this stage unused apps are already filtered. 7340 if (isSystemApp(pkg) && 7341 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 7342 !Environment.getReferenceProfile(pkg.packageName).exists()) { 7343 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 7344 } 7345 7346 // If the OTA updates a system app which was previously preopted to a non-preopted state 7347 // the app might end up being verified at runtime. That's because by default the apps 7348 // are verify-profile but for preopted apps there's no profile. 7349 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 7350 // that before the OTA the app was preopted) the app gets compiled with a non-profile 7351 // filter (by default interpret-only). 7352 // Note that at this stage unused apps are already filtered. 7353 if (isSystemApp(pkg) && 7354 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 7355 !Environment.getReferenceProfile(pkg.packageName).exists()) { 7356 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 7357 } 7358 7359 // checkProfiles is false to avoid merging profiles during boot which 7360 // might interfere with background compilation (b/28612421). 7361 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 7362 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 7363 // trade-off worth doing to save boot time work. 7364 int dexOptStatus = performDexOptTraced(pkg.packageName, 7365 false /* checkProfiles */, 7366 compilerFilter, 7367 false /* force */); 7368 switch (dexOptStatus) { 7369 case PackageDexOptimizer.DEX_OPT_PERFORMED: 7370 numberOfPackagesOptimized++; 7371 break; 7372 case PackageDexOptimizer.DEX_OPT_SKIPPED: 7373 numberOfPackagesSkipped++; 7374 break; 7375 case PackageDexOptimizer.DEX_OPT_FAILED: 7376 numberOfPackagesFailed++; 7377 break; 7378 default: 7379 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 7380 break; 7381 } 7382 } 7383 7384 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 7385 numberOfPackagesFailed }; 7386 } 7387 7388 @Override 7389 public void notifyPackageUse(String packageName, int reason) { 7390 synchronized (mPackages) { 7391 PackageParser.Package p = mPackages.get(packageName); 7392 if (p == null) { 7393 return; 7394 } 7395 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 7396 } 7397 } 7398 7399 @Override 7400 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 7401 int userId = UserHandle.getCallingUserId(); 7402 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 7403 if (ai == null) { 7404 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 7405 + loadingPackageName + ", user=" + userId); 7406 return; 7407 } 7408 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 7409 } 7410 7411 // TODO: this is not used nor needed. Delete it. 7412 @Override 7413 public boolean performDexOptIfNeeded(String packageName) { 7414 int dexOptStatus = performDexOptTraced(packageName, 7415 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 7416 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7417 } 7418 7419 @Override 7420 public boolean performDexOpt(String packageName, 7421 boolean checkProfiles, int compileReason, boolean force) { 7422 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7423 getCompilerFilterForReason(compileReason), force); 7424 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7425 } 7426 7427 @Override 7428 public boolean performDexOptMode(String packageName, 7429 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7430 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7431 targetCompilerFilter, force); 7432 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7433 } 7434 7435 private int performDexOptTraced(String packageName, 7436 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7437 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7438 try { 7439 return performDexOptInternal(packageName, checkProfiles, 7440 targetCompilerFilter, force); 7441 } finally { 7442 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7443 } 7444 } 7445 7446 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 7447 // if the package can now be considered up to date for the given filter. 7448 private int performDexOptInternal(String packageName, 7449 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7450 PackageParser.Package p; 7451 synchronized (mPackages) { 7452 p = mPackages.get(packageName); 7453 if (p == null) { 7454 // Package could not be found. Report failure. 7455 return PackageDexOptimizer.DEX_OPT_FAILED; 7456 } 7457 mPackageUsage.maybeWriteAsync(mPackages); 7458 mCompilerStats.maybeWriteAsync(); 7459 } 7460 long callingId = Binder.clearCallingIdentity(); 7461 try { 7462 synchronized (mInstallLock) { 7463 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 7464 targetCompilerFilter, force); 7465 } 7466 } finally { 7467 Binder.restoreCallingIdentity(callingId); 7468 } 7469 } 7470 7471 public ArraySet<String> getOptimizablePackages() { 7472 ArraySet<String> pkgs = new ArraySet<String>(); 7473 synchronized (mPackages) { 7474 for (PackageParser.Package p : mPackages.values()) { 7475 if (PackageDexOptimizer.canOptimizePackage(p)) { 7476 pkgs.add(p.packageName); 7477 } 7478 } 7479 } 7480 return pkgs; 7481 } 7482 7483 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 7484 boolean checkProfiles, String targetCompilerFilter, 7485 boolean force) { 7486 // Select the dex optimizer based on the force parameter. 7487 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 7488 // allocate an object here. 7489 PackageDexOptimizer pdo = force 7490 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 7491 : mPackageDexOptimizer; 7492 7493 // Optimize all dependencies first. Note: we ignore the return value and march on 7494 // on errors. 7495 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 7496 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 7497 if (!deps.isEmpty()) { 7498 for (PackageParser.Package depPackage : deps) { 7499 // TODO: Analyze and investigate if we (should) profile libraries. 7500 // Currently this will do a full compilation of the library by default. 7501 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 7502 false /* checkProfiles */, 7503 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 7504 getOrCreateCompilerPackageStats(depPackage)); 7505 } 7506 } 7507 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 7508 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 7509 } 7510 7511 // Performs dexopt on the used secondary dex files belonging to the given package. 7512 // Returns true if all dex files were process successfully (which could mean either dexopt or 7513 // skip). Returns false if any of the files caused errors. 7514 @Override 7515 public boolean performDexOptSecondary(String packageName, String compilerFilter, 7516 boolean force) { 7517 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 7518 } 7519 7520 /** 7521 * Reconcile the information we have about the secondary dex files belonging to 7522 * {@code packagName} and the actual dex files. For all dex files that were 7523 * deleted, update the internal records and delete the generated oat files. 7524 */ 7525 @Override 7526 public void reconcileSecondaryDexFiles(String packageName) { 7527 mDexManager.reconcileSecondaryDexFiles(packageName); 7528 } 7529 7530 /** 7531 * Execute the background dexopt job immediately. 7532 */ 7533 @Override 7534 public boolean runBackgroundDexoptJob() { 7535 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 7536 } 7537 7538 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 7539 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 7540 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 7541 Set<String> collectedNames = new HashSet<>(); 7542 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 7543 7544 retValue.remove(p); 7545 7546 return retValue; 7547 } else { 7548 return Collections.emptyList(); 7549 } 7550 } 7551 7552 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 7553 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7554 if (!collectedNames.contains(p.packageName)) { 7555 collectedNames.add(p.packageName); 7556 collected.add(p); 7557 7558 if (p.usesLibraries != null) { 7559 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 7560 } 7561 if (p.usesOptionalLibraries != null) { 7562 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 7563 collectedNames); 7564 } 7565 } 7566 } 7567 7568 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 7569 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7570 for (String libName : libs) { 7571 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 7572 if (libPkg != null) { 7573 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 7574 } 7575 } 7576 } 7577 7578 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 7579 synchronized (mPackages) { 7580 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 7581 if (lib != null && lib.apk != null) { 7582 return mPackages.get(lib.apk); 7583 } 7584 } 7585 return null; 7586 } 7587 7588 public void shutdown() { 7589 mPackageUsage.writeNow(mPackages); 7590 mCompilerStats.writeNow(); 7591 } 7592 7593 @Override 7594 public void dumpProfiles(String packageName) { 7595 PackageParser.Package pkg; 7596 synchronized (mPackages) { 7597 pkg = mPackages.get(packageName); 7598 if (pkg == null) { 7599 throw new IllegalArgumentException("Unknown package: " + packageName); 7600 } 7601 } 7602 /* Only the shell, root, or the app user should be able to dump profiles. */ 7603 int callingUid = Binder.getCallingUid(); 7604 if (callingUid != Process.SHELL_UID && 7605 callingUid != Process.ROOT_UID && 7606 callingUid != pkg.applicationInfo.uid) { 7607 throw new SecurityException("dumpProfiles"); 7608 } 7609 7610 synchronized (mInstallLock) { 7611 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 7612 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7613 try { 7614 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 7615 String codePaths = TextUtils.join(";", allCodePaths); 7616 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 7617 } catch (InstallerException e) { 7618 Slog.w(TAG, "Failed to dump profiles", e); 7619 } 7620 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7621 } 7622 } 7623 7624 @Override 7625 public void forceDexOpt(String packageName) { 7626 enforceSystemOrRoot("forceDexOpt"); 7627 7628 PackageParser.Package pkg; 7629 synchronized (mPackages) { 7630 pkg = mPackages.get(packageName); 7631 if (pkg == null) { 7632 throw new IllegalArgumentException("Unknown package: " + packageName); 7633 } 7634 } 7635 7636 synchronized (mInstallLock) { 7637 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7638 7639 // Whoever is calling forceDexOpt wants a fully compiled package. 7640 // Don't use profiles since that may cause compilation to be skipped. 7641 final int res = performDexOptInternalWithDependenciesLI(pkg, 7642 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 7643 true /* force */); 7644 7645 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7646 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 7647 throw new IllegalStateException("Failed to dexopt: " + res); 7648 } 7649 } 7650 } 7651 7652 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 7653 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 7654 Slog.w(TAG, "Unable to update from " + oldPkg.name 7655 + " to " + newPkg.packageName 7656 + ": old package not in system partition"); 7657 return false; 7658 } else if (mPackages.get(oldPkg.name) != null) { 7659 Slog.w(TAG, "Unable to update from " + oldPkg.name 7660 + " to " + newPkg.packageName 7661 + ": old package still exists"); 7662 return false; 7663 } 7664 return true; 7665 } 7666 7667 void removeCodePathLI(File codePath) { 7668 if (codePath.isDirectory()) { 7669 try { 7670 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7671 } catch (InstallerException e) { 7672 Slog.w(TAG, "Failed to remove code path", e); 7673 } 7674 } else { 7675 codePath.delete(); 7676 } 7677 } 7678 7679 private int[] resolveUserIds(int userId) { 7680 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 7681 } 7682 7683 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7684 if (pkg == null) { 7685 Slog.wtf(TAG, "Package was null!", new Throwable()); 7686 return; 7687 } 7688 clearAppDataLeafLIF(pkg, userId, flags); 7689 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7690 for (int i = 0; i < childCount; i++) { 7691 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7692 } 7693 } 7694 7695 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7696 final PackageSetting ps; 7697 synchronized (mPackages) { 7698 ps = mSettings.mPackages.get(pkg.packageName); 7699 } 7700 for (int realUserId : resolveUserIds(userId)) { 7701 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7702 try { 7703 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7704 ceDataInode); 7705 } catch (InstallerException e) { 7706 Slog.w(TAG, String.valueOf(e)); 7707 } 7708 } 7709 } 7710 7711 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7712 if (pkg == null) { 7713 Slog.wtf(TAG, "Package was null!", new Throwable()); 7714 return; 7715 } 7716 destroyAppDataLeafLIF(pkg, userId, flags); 7717 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7718 for (int i = 0; i < childCount; i++) { 7719 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7720 } 7721 } 7722 7723 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7724 final PackageSetting ps; 7725 synchronized (mPackages) { 7726 ps = mSettings.mPackages.get(pkg.packageName); 7727 } 7728 for (int realUserId : resolveUserIds(userId)) { 7729 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7730 try { 7731 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7732 ceDataInode); 7733 } catch (InstallerException e) { 7734 Slog.w(TAG, String.valueOf(e)); 7735 } 7736 } 7737 } 7738 7739 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 7740 if (pkg == null) { 7741 Slog.wtf(TAG, "Package was null!", new Throwable()); 7742 return; 7743 } 7744 destroyAppProfilesLeafLIF(pkg); 7745 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 7746 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7747 for (int i = 0; i < childCount; i++) { 7748 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 7749 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 7750 true /* removeBaseMarker */); 7751 } 7752 } 7753 7754 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 7755 boolean removeBaseMarker) { 7756 if (pkg.isForwardLocked()) { 7757 return; 7758 } 7759 7760 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 7761 try { 7762 path = PackageManagerServiceUtils.realpath(new File(path)); 7763 } catch (IOException e) { 7764 // TODO: Should we return early here ? 7765 Slog.w(TAG, "Failed to get canonical path", e); 7766 continue; 7767 } 7768 7769 final String useMarker = path.replace('/', '@'); 7770 for (int realUserId : resolveUserIds(userId)) { 7771 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 7772 if (removeBaseMarker) { 7773 File foreignUseMark = new File(profileDir, useMarker); 7774 if (foreignUseMark.exists()) { 7775 if (!foreignUseMark.delete()) { 7776 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7777 + pkg.packageName); 7778 } 7779 } 7780 } 7781 7782 File[] markers = profileDir.listFiles(); 7783 if (markers != null) { 7784 final String searchString = "@" + pkg.packageName + "@"; 7785 // We also delete all markers that contain the package name we're 7786 // uninstalling. These are associated with secondary dex-files belonging 7787 // to the package. Reconstructing the path of these dex files is messy 7788 // in general. 7789 for (File marker : markers) { 7790 if (marker.getName().indexOf(searchString) > 0) { 7791 if (!marker.delete()) { 7792 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7793 + pkg.packageName); 7794 } 7795 } 7796 } 7797 } 7798 } 7799 } 7800 } 7801 7802 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 7803 try { 7804 mInstaller.destroyAppProfiles(pkg.packageName); 7805 } catch (InstallerException e) { 7806 Slog.w(TAG, String.valueOf(e)); 7807 } 7808 } 7809 7810 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 7811 if (pkg == null) { 7812 Slog.wtf(TAG, "Package was null!", new Throwable()); 7813 return; 7814 } 7815 clearAppProfilesLeafLIF(pkg); 7816 // We don't remove the base foreign use marker when clearing profiles because 7817 // we will rename it when the app is updated. Unlike the actual profile contents, 7818 // the foreign use marker is good across installs. 7819 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 7820 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7821 for (int i = 0; i < childCount; i++) { 7822 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 7823 } 7824 } 7825 7826 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 7827 try { 7828 mInstaller.clearAppProfiles(pkg.packageName); 7829 } catch (InstallerException e) { 7830 Slog.w(TAG, String.valueOf(e)); 7831 } 7832 } 7833 7834 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 7835 long lastUpdateTime) { 7836 // Set parent install/update time 7837 PackageSetting ps = (PackageSetting) pkg.mExtras; 7838 if (ps != null) { 7839 ps.firstInstallTime = firstInstallTime; 7840 ps.lastUpdateTime = lastUpdateTime; 7841 } 7842 // Set children install/update time 7843 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7844 for (int i = 0; i < childCount; i++) { 7845 PackageParser.Package childPkg = pkg.childPackages.get(i); 7846 ps = (PackageSetting) childPkg.mExtras; 7847 if (ps != null) { 7848 ps.firstInstallTime = firstInstallTime; 7849 ps.lastUpdateTime = lastUpdateTime; 7850 } 7851 } 7852 } 7853 7854 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 7855 PackageParser.Package changingLib) { 7856 if (file.path != null) { 7857 usesLibraryFiles.add(file.path); 7858 return; 7859 } 7860 PackageParser.Package p = mPackages.get(file.apk); 7861 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 7862 // If we are doing this while in the middle of updating a library apk, 7863 // then we need to make sure to use that new apk for determining the 7864 // dependencies here. (We haven't yet finished committing the new apk 7865 // to the package manager state.) 7866 if (p == null || p.packageName.equals(changingLib.packageName)) { 7867 p = changingLib; 7868 } 7869 } 7870 if (p != null) { 7871 usesLibraryFiles.addAll(p.getAllCodePaths()); 7872 } 7873 } 7874 7875 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 7876 PackageParser.Package changingLib) throws PackageManagerException { 7877 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 7878 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 7879 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 7880 for (int i=0; i<N; i++) { 7881 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 7882 if (file == null) { 7883 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 7884 "Package " + pkg.packageName + " requires unavailable shared library " 7885 + pkg.usesLibraries.get(i) + "; failing!"); 7886 } 7887 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7888 } 7889 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 7890 for (int i=0; i<N; i++) { 7891 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 7892 if (file == null) { 7893 Slog.w(TAG, "Package " + pkg.packageName 7894 + " desires unavailable shared library " 7895 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 7896 } else { 7897 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7898 } 7899 } 7900 N = usesLibraryFiles.size(); 7901 if (N > 0) { 7902 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 7903 } else { 7904 pkg.usesLibraryFiles = null; 7905 } 7906 } 7907 } 7908 7909 private static boolean hasString(List<String> list, List<String> which) { 7910 if (list == null) { 7911 return false; 7912 } 7913 for (int i=list.size()-1; i>=0; i--) { 7914 for (int j=which.size()-1; j>=0; j--) { 7915 if (which.get(j).equals(list.get(i))) { 7916 return true; 7917 } 7918 } 7919 } 7920 return false; 7921 } 7922 7923 private void updateAllSharedLibrariesLPw() { 7924 for (PackageParser.Package pkg : mPackages.values()) { 7925 try { 7926 updateSharedLibrariesLPw(pkg, null); 7927 } catch (PackageManagerException e) { 7928 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7929 } 7930 } 7931 } 7932 7933 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 7934 PackageParser.Package changingPkg) { 7935 ArrayList<PackageParser.Package> res = null; 7936 for (PackageParser.Package pkg : mPackages.values()) { 7937 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 7938 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 7939 if (res == null) { 7940 res = new ArrayList<PackageParser.Package>(); 7941 } 7942 res.add(pkg); 7943 try { 7944 updateSharedLibrariesLPw(pkg, changingPkg); 7945 } catch (PackageManagerException e) { 7946 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7947 } 7948 } 7949 } 7950 return res; 7951 } 7952 7953 /** 7954 * Derive the value of the {@code cpuAbiOverride} based on the provided 7955 * value and an optional stored value from the package settings. 7956 */ 7957 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 7958 String cpuAbiOverride = null; 7959 7960 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 7961 cpuAbiOverride = null; 7962 } else if (abiOverride != null) { 7963 cpuAbiOverride = abiOverride; 7964 } else if (settings != null) { 7965 cpuAbiOverride = settings.cpuAbiOverrideString; 7966 } 7967 7968 return cpuAbiOverride; 7969 } 7970 7971 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 7972 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7973 throws PackageManagerException { 7974 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 7975 // If the package has children and this is the first dive in the function 7976 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 7977 // whether all packages (parent and children) would be successfully scanned 7978 // before the actual scan since scanning mutates internal state and we want 7979 // to atomically install the package and its children. 7980 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7981 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7982 scanFlags |= SCAN_CHECK_ONLY; 7983 } 7984 } else { 7985 scanFlags &= ~SCAN_CHECK_ONLY; 7986 } 7987 7988 final PackageParser.Package scannedPkg; 7989 try { 7990 // Scan the parent 7991 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 7992 // Scan the children 7993 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7994 for (int i = 0; i < childCount; i++) { 7995 PackageParser.Package childPkg = pkg.childPackages.get(i); 7996 scanPackageLI(childPkg, policyFlags, 7997 scanFlags, currentTime, user); 7998 } 7999 } finally { 8000 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8001 } 8002 8003 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8004 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8005 } 8006 8007 return scannedPkg; 8008 } 8009 8010 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8011 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8012 boolean success = false; 8013 try { 8014 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 8015 currentTime, user); 8016 success = true; 8017 return res; 8018 } finally { 8019 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 8020 // DELETE_DATA_ON_FAILURES is only used by frozen paths 8021 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 8022 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 8023 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 8024 } 8025 } 8026 } 8027 8028 /** 8029 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 8030 */ 8031 private static boolean apkHasCode(String fileName) { 8032 StrictJarFile jarFile = null; 8033 try { 8034 jarFile = new StrictJarFile(fileName, 8035 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 8036 return jarFile.findEntry("classes.dex") != null; 8037 } catch (IOException ignore) { 8038 } finally { 8039 try { 8040 if (jarFile != null) { 8041 jarFile.close(); 8042 } 8043 } catch (IOException ignore) {} 8044 } 8045 return false; 8046 } 8047 8048 /** 8049 * Enforces code policy for the package. This ensures that if an APK has 8050 * declared hasCode="true" in its manifest that the APK actually contains 8051 * code. 8052 * 8053 * @throws PackageManagerException If bytecode could not be found when it should exist 8054 */ 8055 private static void enforceCodePolicy(PackageParser.Package pkg) 8056 throws PackageManagerException { 8057 final boolean shouldHaveCode = 8058 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 8059 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 8060 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8061 "Package " + pkg.baseCodePath + " code is missing"); 8062 } 8063 8064 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8065 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8066 final boolean splitShouldHaveCode = 8067 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 8068 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 8069 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8070 "Package " + pkg.splitCodePaths[i] + " code is missing"); 8071 } 8072 } 8073 } 8074 } 8075 8076 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 8077 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 8078 throws PackageManagerException { 8079 final File scanFile = new File(pkg.codePath); 8080 if (pkg.applicationInfo.getCodePath() == null || 8081 pkg.applicationInfo.getResourcePath() == null) { 8082 // Bail out. The resource and code paths haven't been set. 8083 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8084 "Code and resource paths haven't been set correctly"); 8085 } 8086 8087 // Apply policy 8088 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 8089 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 8090 if (pkg.applicationInfo.isDirectBootAware()) { 8091 // we're direct boot aware; set for all components 8092 for (PackageParser.Service s : pkg.services) { 8093 s.info.encryptionAware = s.info.directBootAware = true; 8094 } 8095 for (PackageParser.Provider p : pkg.providers) { 8096 p.info.encryptionAware = p.info.directBootAware = true; 8097 } 8098 for (PackageParser.Activity a : pkg.activities) { 8099 a.info.encryptionAware = a.info.directBootAware = true; 8100 } 8101 for (PackageParser.Activity r : pkg.receivers) { 8102 r.info.encryptionAware = r.info.directBootAware = true; 8103 } 8104 } 8105 } else { 8106 // Only allow system apps to be flagged as core apps. 8107 pkg.coreApp = false; 8108 // clear flags not applicable to regular apps 8109 pkg.applicationInfo.privateFlags &= 8110 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 8111 pkg.applicationInfo.privateFlags &= 8112 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 8113 } 8114 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 8115 8116 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 8117 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8118 } 8119 8120 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 8121 enforceCodePolicy(pkg); 8122 } 8123 8124 if (mCustomResolverComponentName != null && 8125 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 8126 setUpCustomResolverActivity(pkg); 8127 } 8128 8129 if (pkg.packageName.equals("android")) { 8130 synchronized (mPackages) { 8131 if (mAndroidApplication != null) { 8132 Slog.w(TAG, "*************************************************"); 8133 Slog.w(TAG, "Core android package being redefined. Skipping."); 8134 Slog.w(TAG, " file=" + scanFile); 8135 Slog.w(TAG, "*************************************************"); 8136 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8137 "Core android package being redefined. Skipping."); 8138 } 8139 8140 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8141 // Set up information for our fall-back user intent resolution activity. 8142 mPlatformPackage = pkg; 8143 pkg.mVersionCode = mSdkVersion; 8144 mAndroidApplication = pkg.applicationInfo; 8145 8146 if (!mResolverReplaced) { 8147 mResolveActivity.applicationInfo = mAndroidApplication; 8148 mResolveActivity.name = ResolverActivity.class.getName(); 8149 mResolveActivity.packageName = mAndroidApplication.packageName; 8150 mResolveActivity.processName = "system:ui"; 8151 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8152 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 8153 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 8154 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 8155 mResolveActivity.exported = true; 8156 mResolveActivity.enabled = true; 8157 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 8158 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 8159 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 8160 | ActivityInfo.CONFIG_SCREEN_LAYOUT 8161 | ActivityInfo.CONFIG_ORIENTATION 8162 | ActivityInfo.CONFIG_KEYBOARD 8163 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 8164 mResolveInfo.activityInfo = mResolveActivity; 8165 mResolveInfo.priority = 0; 8166 mResolveInfo.preferredOrder = 0; 8167 mResolveInfo.match = 0; 8168 mResolveComponentName = new ComponentName( 8169 mAndroidApplication.packageName, mResolveActivity.name); 8170 } 8171 } 8172 } 8173 } 8174 8175 if (DEBUG_PACKAGE_SCANNING) { 8176 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8177 Log.d(TAG, "Scanning package " + pkg.packageName); 8178 } 8179 8180 synchronized (mPackages) { 8181 if (mPackages.containsKey(pkg.packageName) 8182 || mSharedLibraries.containsKey(pkg.packageName)) { 8183 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8184 "Application package " + pkg.packageName 8185 + " already installed. Skipping duplicate."); 8186 } 8187 8188 // If we're only installing presumed-existing packages, require that the 8189 // scanned APK is both already known and at the path previously established 8190 // for it. Previously unknown packages we pick up normally, but if we have an 8191 // a priori expectation about this package's install presence, enforce it. 8192 // With a singular exception for new system packages. When an OTA contains 8193 // a new system package, we allow the codepath to change from a system location 8194 // to the user-installed location. If we don't allow this change, any newer, 8195 // user-installed version of the application will be ignored. 8196 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 8197 if (mExpectingBetter.containsKey(pkg.packageName)) { 8198 logCriticalInfo(Log.WARN, 8199 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 8200 } else { 8201 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 8202 if (known != null) { 8203 if (DEBUG_PACKAGE_SCANNING) { 8204 Log.d(TAG, "Examining " + pkg.codePath 8205 + " and requiring known paths " + known.codePathString 8206 + " & " + known.resourcePathString); 8207 } 8208 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 8209 || !pkg.applicationInfo.getResourcePath().equals( 8210 known.resourcePathString)) { 8211 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 8212 "Application package " + pkg.packageName 8213 + " found at " + pkg.applicationInfo.getCodePath() 8214 + " but expected at " + known.codePathString 8215 + "; ignoring."); 8216 } 8217 } 8218 } 8219 } 8220 } 8221 8222 // Initialize package source and resource directories 8223 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8224 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8225 8226 SharedUserSetting suid = null; 8227 PackageSetting pkgSetting = null; 8228 8229 if (!isSystemApp(pkg)) { 8230 // Only system apps can use these features. 8231 pkg.mOriginalPackages = null; 8232 pkg.mRealPackage = null; 8233 pkg.mAdoptPermissions = null; 8234 } 8235 8236 // Getting the package setting may have a side-effect, so if we 8237 // are only checking if scan would succeed, stash a copy of the 8238 // old setting to restore at the end. 8239 PackageSetting nonMutatedPs = null; 8240 8241 // writer 8242 synchronized (mPackages) { 8243 if (pkg.mSharedUserId != null) { 8244 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 8245 if (suid == null) { 8246 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 8247 "Creating application package " + pkg.packageName 8248 + " for shared user failed"); 8249 } 8250 if (DEBUG_PACKAGE_SCANNING) { 8251 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8252 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8253 + "): packages=" + suid.packages); 8254 } 8255 } 8256 8257 // Check if we are renaming from an original package name. 8258 PackageSetting origPackage = null; 8259 String realName = null; 8260 if (pkg.mOriginalPackages != null) { 8261 // This package may need to be renamed to a previously 8262 // installed name. Let's check on that... 8263 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 8264 if (pkg.mOriginalPackages.contains(renamed)) { 8265 // This package had originally been installed as the 8266 // original name, and we have already taken care of 8267 // transitioning to the new one. Just update the new 8268 // one to continue using the old name. 8269 realName = pkg.mRealPackage; 8270 if (!pkg.packageName.equals(renamed)) { 8271 // Callers into this function may have already taken 8272 // care of renaming the package; only do it here if 8273 // it is not already done. 8274 pkg.setPackageName(renamed); 8275 } 8276 8277 } else { 8278 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8279 if ((origPackage = mSettings.peekPackageLPr( 8280 pkg.mOriginalPackages.get(i))) != null) { 8281 // We do have the package already installed under its 8282 // original name... should we use it? 8283 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8284 // New package is not compatible with original. 8285 origPackage = null; 8286 continue; 8287 } else if (origPackage.sharedUser != null) { 8288 // Make sure uid is compatible between packages. 8289 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8290 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8291 + " to " + pkg.packageName + ": old uid " 8292 + origPackage.sharedUser.name 8293 + " differs from " + pkg.mSharedUserId); 8294 origPackage = null; 8295 continue; 8296 } 8297 // TODO: Add case when shared user id is added [b/28144775] 8298 } else { 8299 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 8300 + pkg.packageName + " to old name " + origPackage.name); 8301 } 8302 break; 8303 } 8304 } 8305 } 8306 } 8307 8308 if (mTransferedPackages.contains(pkg.packageName)) { 8309 Slog.w(TAG, "Package " + pkg.packageName 8310 + " was transferred to another, but its .apk remains"); 8311 } 8312 8313 // See comments in nonMutatedPs declaration 8314 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8315 PackageSetting foundPs = mSettings.peekPackageLPr(pkg.packageName); 8316 if (foundPs != null) { 8317 nonMutatedPs = new PackageSetting(foundPs); 8318 } 8319 } 8320 8321 // Just create the setting, don't add it yet. For already existing packages 8322 // the PkgSetting exists already and doesn't have to be created. 8323 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 8324 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 8325 pkg.applicationInfo.primaryCpuAbi, 8326 pkg.applicationInfo.secondaryCpuAbi, 8327 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 8328 user, false); 8329 if (pkgSetting == null) { 8330 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 8331 "Creating application package " + pkg.packageName + " failed"); 8332 } 8333 8334 if (pkgSetting.origPackage != null) { 8335 // If we are first transitioning from an original package, 8336 // fix up the new package's name now. We need to do this after 8337 // looking up the package under its new name, so getPackageLP 8338 // can take care of fiddling things correctly. 8339 pkg.setPackageName(origPackage.name); 8340 8341 // File a report about this. 8342 String msg = "New package " + pkgSetting.realName 8343 + " renamed to replace old package " + pkgSetting.name; 8344 reportSettingsProblem(Log.WARN, msg); 8345 8346 // Make a note of it. 8347 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8348 mTransferedPackages.add(origPackage.name); 8349 } 8350 8351 // No longer need to retain this. 8352 pkgSetting.origPackage = null; 8353 } 8354 8355 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 8356 // Make a note of it. 8357 mTransferedPackages.add(pkg.packageName); 8358 } 8359 8360 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 8361 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 8362 } 8363 8364 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8365 // Check all shared libraries and map to their actual file path. 8366 // We only do this here for apps not on a system dir, because those 8367 // are the only ones that can fail an install due to this. We 8368 // will take care of the system apps by updating all of their 8369 // library paths after the scan is done. 8370 updateSharedLibrariesLPw(pkg, null); 8371 } 8372 8373 if (mFoundPolicyFile) { 8374 SELinuxMMAC.assignSeinfoValue(pkg); 8375 } 8376 8377 pkg.applicationInfo.uid = pkgSetting.appId; 8378 pkg.mExtras = pkgSetting; 8379 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 8380 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 8381 // We just determined the app is signed correctly, so bring 8382 // over the latest parsed certs. 8383 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8384 } else { 8385 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8386 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8387 "Package " + pkg.packageName + " upgrade keys do not match the " 8388 + "previously installed version"); 8389 } else { 8390 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8391 String msg = "System package " + pkg.packageName 8392 + " signature changed; retaining data."; 8393 reportSettingsProblem(Log.WARN, msg); 8394 } 8395 } 8396 } else { 8397 try { 8398 verifySignaturesLP(pkgSetting, pkg); 8399 // We just determined the app is signed correctly, so bring 8400 // over the latest parsed certs. 8401 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8402 } catch (PackageManagerException e) { 8403 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8404 throw e; 8405 } 8406 // The signature has changed, but this package is in the system 8407 // image... let's recover! 8408 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8409 // However... if this package is part of a shared user, but it 8410 // doesn't match the signature of the shared user, let's fail. 8411 // What this means is that you can't change the signatures 8412 // associated with an overall shared user, which doesn't seem all 8413 // that unreasonable. 8414 if (pkgSetting.sharedUser != null) { 8415 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8416 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 8417 throw new PackageManagerException( 8418 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 8419 "Signature mismatch for shared user: " 8420 + pkgSetting.sharedUser); 8421 } 8422 } 8423 // File a report about this. 8424 String msg = "System package " + pkg.packageName 8425 + " signature changed; retaining data."; 8426 reportSettingsProblem(Log.WARN, msg); 8427 } 8428 } 8429 // Verify that this new package doesn't have any content providers 8430 // that conflict with existing packages. Only do this if the 8431 // package isn't already installed, since we don't want to break 8432 // things that are installed. 8433 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 8434 final int N = pkg.providers.size(); 8435 int i; 8436 for (i=0; i<N; i++) { 8437 PackageParser.Provider p = pkg.providers.get(i); 8438 if (p.info.authority != null) { 8439 String names[] = p.info.authority.split(";"); 8440 for (int j = 0; j < names.length; j++) { 8441 if (mProvidersByAuthority.containsKey(names[j])) { 8442 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8443 final String otherPackageName = 8444 ((other != null && other.getComponentName() != null) ? 8445 other.getComponentName().getPackageName() : "?"); 8446 throw new PackageManagerException( 8447 INSTALL_FAILED_CONFLICTING_PROVIDER, 8448 "Can't install because provider name " + names[j] 8449 + " (in package " + pkg.applicationInfo.packageName 8450 + ") is already used by " + otherPackageName); 8451 } 8452 } 8453 } 8454 } 8455 } 8456 8457 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 8458 // This package wants to adopt ownership of permissions from 8459 // another package. 8460 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 8461 final String origName = pkg.mAdoptPermissions.get(i); 8462 final PackageSetting orig = mSettings.peekPackageLPr(origName); 8463 if (orig != null) { 8464 if (verifyPackageUpdateLPr(orig, pkg)) { 8465 Slog.i(TAG, "Adopting permissions from " + origName + " to " 8466 + pkg.packageName); 8467 mSettings.transferPermissionsLPw(origName, pkg.packageName); 8468 } 8469 } 8470 } 8471 } 8472 } 8473 8474 final String pkgName = pkg.packageName; 8475 8476 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 8477 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 8478 pkg.applicationInfo.processName = fixProcessName( 8479 pkg.applicationInfo.packageName, 8480 pkg.applicationInfo.processName, 8481 pkg.applicationInfo.uid); 8482 8483 if (pkg != mPlatformPackage) { 8484 // Get all of our default paths setup 8485 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 8486 } 8487 8488 final String path = scanFile.getPath(); 8489 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 8490 8491 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 8492 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 8493 8494 // Some system apps still use directory structure for native libraries 8495 // in which case we might end up not detecting abi solely based on apk 8496 // structure. Try to detect abi based on directory structure. 8497 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 8498 pkg.applicationInfo.primaryCpuAbi == null) { 8499 setBundledAppAbisAndRoots(pkg, pkgSetting); 8500 setNativeLibraryPaths(pkg); 8501 } 8502 8503 } else { 8504 if ((scanFlags & SCAN_MOVE) != 0) { 8505 // We haven't run dex-opt for this move (since we've moved the compiled output too) 8506 // but we already have this packages package info in the PackageSetting. We just 8507 // use that and derive the native library path based on the new codepath. 8508 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 8509 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 8510 } 8511 8512 // Set native library paths again. For moves, the path will be updated based on the 8513 // ABIs we've determined above. For non-moves, the path will be updated based on the 8514 // ABIs we determined during compilation, but the path will depend on the final 8515 // package path (after the rename away from the stage path). 8516 setNativeLibraryPaths(pkg); 8517 } 8518 8519 // This is a special case for the "system" package, where the ABI is 8520 // dictated by the zygote configuration (and init.rc). We should keep track 8521 // of this ABI so that we can deal with "normal" applications that run under 8522 // the same UID correctly. 8523 if (mPlatformPackage == pkg) { 8524 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 8525 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 8526 } 8527 8528 // If there's a mismatch between the abi-override in the package setting 8529 // and the abiOverride specified for the install. Warn about this because we 8530 // would've already compiled the app without taking the package setting into 8531 // account. 8532 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 8533 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 8534 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 8535 " for package " + pkg.packageName); 8536 } 8537 } 8538 8539 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8540 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8541 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 8542 8543 // Copy the derived override back to the parsed package, so that we can 8544 // update the package settings accordingly. 8545 pkg.cpuAbiOverride = cpuAbiOverride; 8546 8547 if (DEBUG_ABI_SELECTION) { 8548 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 8549 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 8550 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 8551 } 8552 8553 // Push the derived path down into PackageSettings so we know what to 8554 // clean up at uninstall time. 8555 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 8556 8557 if (DEBUG_ABI_SELECTION) { 8558 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 8559 " primary=" + pkg.applicationInfo.primaryCpuAbi + 8560 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 8561 } 8562 8563 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 8564 // We don't do this here during boot because we can do it all 8565 // at once after scanning all existing packages. 8566 // 8567 // We also do this *before* we perform dexopt on this package, so that 8568 // we can avoid redundant dexopts, and also to make sure we've got the 8569 // code and package path correct. 8570 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 8571 pkg, true /* boot complete */); 8572 } 8573 8574 if (mFactoryTest && pkg.requestedPermissions.contains( 8575 android.Manifest.permission.FACTORY_TEST)) { 8576 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 8577 } 8578 8579 if (isSystemApp(pkg)) { 8580 pkgSetting.isOrphaned = true; 8581 } 8582 8583 ArrayList<PackageParser.Package> clientLibPkgs = null; 8584 8585 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8586 if (nonMutatedPs != null) { 8587 synchronized (mPackages) { 8588 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 8589 } 8590 } 8591 return pkg; 8592 } 8593 8594 // Only privileged apps and updated privileged apps can add child packages. 8595 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 8596 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 8597 throw new PackageManagerException("Only privileged apps and updated " 8598 + "privileged apps can add child packages. Ignoring package " 8599 + pkg.packageName); 8600 } 8601 final int childCount = pkg.childPackages.size(); 8602 for (int i = 0; i < childCount; i++) { 8603 PackageParser.Package childPkg = pkg.childPackages.get(i); 8604 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 8605 childPkg.packageName)) { 8606 throw new PackageManagerException("Cannot override a child package of " 8607 + "another disabled system app. Ignoring package " + pkg.packageName); 8608 } 8609 } 8610 } 8611 8612 // writer 8613 synchronized (mPackages) { 8614 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8615 // Only system apps can add new shared libraries. 8616 if (pkg.libraryNames != null) { 8617 for (int i=0; i<pkg.libraryNames.size(); i++) { 8618 String name = pkg.libraryNames.get(i); 8619 boolean allowed = false; 8620 if (pkg.isUpdatedSystemApp()) { 8621 // New library entries can only be added through the 8622 // system image. This is important to get rid of a lot 8623 // of nasty edge cases: for example if we allowed a non- 8624 // system update of the app to add a library, then uninstalling 8625 // the update would make the library go away, and assumptions 8626 // we made such as through app install filtering would now 8627 // have allowed apps on the device which aren't compatible 8628 // with it. Better to just have the restriction here, be 8629 // conservative, and create many fewer cases that can negatively 8630 // impact the user experience. 8631 final PackageSetting sysPs = mSettings 8632 .getDisabledSystemPkgLPr(pkg.packageName); 8633 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 8634 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 8635 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 8636 allowed = true; 8637 break; 8638 } 8639 } 8640 } 8641 } else { 8642 allowed = true; 8643 } 8644 if (allowed) { 8645 if (!mSharedLibraries.containsKey(name)) { 8646 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 8647 } else if (!name.equals(pkg.packageName)) { 8648 Slog.w(TAG, "Package " + pkg.packageName + " library " 8649 + name + " already exists; skipping"); 8650 } 8651 } else { 8652 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 8653 + name + " that is not declared on system image; skipping"); 8654 } 8655 } 8656 if ((scanFlags & SCAN_BOOTING) == 0) { 8657 // If we are not booting, we need to update any applications 8658 // that are clients of our shared library. If we are booting, 8659 // this will all be done once the scan is complete. 8660 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 8661 } 8662 } 8663 } 8664 } 8665 8666 if ((scanFlags & SCAN_BOOTING) != 0) { 8667 // No apps can run during boot scan, so they don't need to be frozen 8668 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 8669 // Caller asked to not kill app, so it's probably not frozen 8670 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 8671 // Caller asked us to ignore frozen check for some reason; they 8672 // probably didn't know the package name 8673 } else { 8674 // We're doing major surgery on this package, so it better be frozen 8675 // right now to keep it from launching 8676 checkPackageFrozen(pkgName); 8677 } 8678 8679 // Also need to kill any apps that are dependent on the library. 8680 if (clientLibPkgs != null) { 8681 for (int i=0; i<clientLibPkgs.size(); i++) { 8682 PackageParser.Package clientPkg = clientLibPkgs.get(i); 8683 killApplication(clientPkg.applicationInfo.packageName, 8684 clientPkg.applicationInfo.uid, "update lib"); 8685 } 8686 } 8687 8688 // Make sure we're not adding any bogus keyset info 8689 KeySetManagerService ksms = mSettings.mKeySetManagerService; 8690 ksms.assertScannedPackageValid(pkg); 8691 8692 // writer 8693 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 8694 8695 boolean createIdmapFailed = false; 8696 synchronized (mPackages) { 8697 // We don't expect installation to fail beyond this point 8698 8699 if (pkgSetting.pkg != null) { 8700 // Note that |user| might be null during the initial boot scan. If a codePath 8701 // for an app has changed during a boot scan, it's due to an app update that's 8702 // part of the system partition and marker changes must be applied to all users. 8703 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, 8704 (user != null) ? user : UserHandle.ALL); 8705 } 8706 8707 // Add the new setting to mSettings 8708 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 8709 // Add the new setting to mPackages 8710 mPackages.put(pkg.applicationInfo.packageName, pkg); 8711 // Make sure we don't accidentally delete its data. 8712 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 8713 while (iter.hasNext()) { 8714 PackageCleanItem item = iter.next(); 8715 if (pkgName.equals(item.packageName)) { 8716 iter.remove(); 8717 } 8718 } 8719 8720 // Take care of first install / last update times. 8721 if (currentTime != 0) { 8722 if (pkgSetting.firstInstallTime == 0) { 8723 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 8724 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 8725 pkgSetting.lastUpdateTime = currentTime; 8726 } 8727 } else if (pkgSetting.firstInstallTime == 0) { 8728 // We need *something*. Take time time stamp of the file. 8729 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 8730 } else if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 8731 if (scanFileTime != pkgSetting.timeStamp) { 8732 // A package on the system image has changed; consider this 8733 // to be an update. 8734 pkgSetting.lastUpdateTime = scanFileTime; 8735 } 8736 } 8737 8738 // Add the package's KeySets to the global KeySetManagerService 8739 ksms.addScannedPackageLPw(pkg); 8740 8741 int N = pkg.providers.size(); 8742 StringBuilder r = null; 8743 int i; 8744 for (i=0; i<N; i++) { 8745 PackageParser.Provider p = pkg.providers.get(i); 8746 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 8747 p.info.processName, pkg.applicationInfo.uid); 8748 mProviders.addProvider(p); 8749 p.syncable = p.info.isSyncable; 8750 if (p.info.authority != null) { 8751 String names[] = p.info.authority.split(";"); 8752 p.info.authority = null; 8753 for (int j = 0; j < names.length; j++) { 8754 if (j == 1 && p.syncable) { 8755 // We only want the first authority for a provider to possibly be 8756 // syncable, so if we already added this provider using a different 8757 // authority clear the syncable flag. We copy the provider before 8758 // changing it because the mProviders object contains a reference 8759 // to a provider that we don't want to change. 8760 // Only do this for the second authority since the resulting provider 8761 // object can be the same for all future authorities for this provider. 8762 p = new PackageParser.Provider(p); 8763 p.syncable = false; 8764 } 8765 if (!mProvidersByAuthority.containsKey(names[j])) { 8766 mProvidersByAuthority.put(names[j], p); 8767 if (p.info.authority == null) { 8768 p.info.authority = names[j]; 8769 } else { 8770 p.info.authority = p.info.authority + ";" + names[j]; 8771 } 8772 if (DEBUG_PACKAGE_SCANNING) { 8773 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8774 Log.d(TAG, "Registered content provider: " + names[j] 8775 + ", className = " + p.info.name + ", isSyncable = " 8776 + p.info.isSyncable); 8777 } 8778 } else { 8779 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8780 Slog.w(TAG, "Skipping provider name " + names[j] + 8781 " (in package " + pkg.applicationInfo.packageName + 8782 "): name already used by " 8783 + ((other != null && other.getComponentName() != null) 8784 ? other.getComponentName().getPackageName() : "?")); 8785 } 8786 } 8787 } 8788 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8789 if (r == null) { 8790 r = new StringBuilder(256); 8791 } else { 8792 r.append(' '); 8793 } 8794 r.append(p.info.name); 8795 } 8796 } 8797 if (r != null) { 8798 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 8799 } 8800 8801 N = pkg.services.size(); 8802 r = null; 8803 for (i=0; i<N; i++) { 8804 PackageParser.Service s = pkg.services.get(i); 8805 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 8806 s.info.processName, pkg.applicationInfo.uid); 8807 mServices.addService(s); 8808 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8809 if (r == null) { 8810 r = new StringBuilder(256); 8811 } else { 8812 r.append(' '); 8813 } 8814 r.append(s.info.name); 8815 } 8816 } 8817 if (r != null) { 8818 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 8819 } 8820 8821 N = pkg.receivers.size(); 8822 r = null; 8823 for (i=0; i<N; i++) { 8824 PackageParser.Activity a = pkg.receivers.get(i); 8825 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8826 a.info.processName, pkg.applicationInfo.uid); 8827 mReceivers.addActivity(a, "receiver"); 8828 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8829 if (r == null) { 8830 r = new StringBuilder(256); 8831 } else { 8832 r.append(' '); 8833 } 8834 r.append(a.info.name); 8835 } 8836 } 8837 if (r != null) { 8838 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 8839 } 8840 8841 N = pkg.activities.size(); 8842 r = null; 8843 for (i=0; i<N; i++) { 8844 PackageParser.Activity a = pkg.activities.get(i); 8845 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8846 a.info.processName, pkg.applicationInfo.uid); 8847 mActivities.addActivity(a, "activity"); 8848 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8849 if (r == null) { 8850 r = new StringBuilder(256); 8851 } else { 8852 r.append(' '); 8853 } 8854 r.append(a.info.name); 8855 } 8856 } 8857 if (r != null) { 8858 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 8859 } 8860 8861 N = pkg.permissionGroups.size(); 8862 r = null; 8863 for (i=0; i<N; i++) { 8864 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 8865 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 8866 final String curPackageName = cur == null ? null : cur.info.packageName; 8867 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 8868 if (cur == null || isPackageUpdate) { 8869 mPermissionGroups.put(pg.info.name, pg); 8870 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8871 if (r == null) { 8872 r = new StringBuilder(256); 8873 } else { 8874 r.append(' '); 8875 } 8876 if (isPackageUpdate) { 8877 r.append("UPD:"); 8878 } 8879 r.append(pg.info.name); 8880 } 8881 } else { 8882 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 8883 + pg.info.packageName + " ignored: original from " 8884 + cur.info.packageName); 8885 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8886 if (r == null) { 8887 r = new StringBuilder(256); 8888 } else { 8889 r.append(' '); 8890 } 8891 r.append("DUP:"); 8892 r.append(pg.info.name); 8893 } 8894 } 8895 } 8896 if (r != null) { 8897 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 8898 } 8899 8900 N = pkg.permissions.size(); 8901 r = null; 8902 for (i=0; i<N; i++) { 8903 PackageParser.Permission p = pkg.permissions.get(i); 8904 8905 // Assume by default that we did not install this permission into the system. 8906 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 8907 8908 // Now that permission groups have a special meaning, we ignore permission 8909 // groups for legacy apps to prevent unexpected behavior. In particular, 8910 // permissions for one app being granted to someone just becase they happen 8911 // to be in a group defined by another app (before this had no implications). 8912 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 8913 p.group = mPermissionGroups.get(p.info.group); 8914 // Warn for a permission in an unknown group. 8915 if (p.info.group != null && p.group == null) { 8916 Slog.w(TAG, "Permission " + p.info.name + " from package " 8917 + p.info.packageName + " in an unknown group " + p.info.group); 8918 } 8919 } 8920 8921 ArrayMap<String, BasePermission> permissionMap = 8922 p.tree ? mSettings.mPermissionTrees 8923 : mSettings.mPermissions; 8924 BasePermission bp = permissionMap.get(p.info.name); 8925 8926 // Allow system apps to redefine non-system permissions 8927 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 8928 final boolean currentOwnerIsSystem = (bp.perm != null 8929 && isSystemApp(bp.perm.owner)); 8930 if (isSystemApp(p.owner)) { 8931 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 8932 // It's a built-in permission and no owner, take ownership now 8933 bp.packageSetting = pkgSetting; 8934 bp.perm = p; 8935 bp.uid = pkg.applicationInfo.uid; 8936 bp.sourcePackage = p.info.packageName; 8937 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8938 } else if (!currentOwnerIsSystem) { 8939 String msg = "New decl " + p.owner + " of permission " 8940 + p.info.name + " is system; overriding " + bp.sourcePackage; 8941 reportSettingsProblem(Log.WARN, msg); 8942 bp = null; 8943 } 8944 } 8945 } 8946 8947 if (bp == null) { 8948 bp = new BasePermission(p.info.name, p.info.packageName, 8949 BasePermission.TYPE_NORMAL); 8950 permissionMap.put(p.info.name, bp); 8951 } 8952 8953 if (bp.perm == null) { 8954 if (bp.sourcePackage == null 8955 || bp.sourcePackage.equals(p.info.packageName)) { 8956 BasePermission tree = findPermissionTreeLP(p.info.name); 8957 if (tree == null 8958 || tree.sourcePackage.equals(p.info.packageName)) { 8959 bp.packageSetting = pkgSetting; 8960 bp.perm = p; 8961 bp.uid = pkg.applicationInfo.uid; 8962 bp.sourcePackage = p.info.packageName; 8963 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8964 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8965 if (r == null) { 8966 r = new StringBuilder(256); 8967 } else { 8968 r.append(' '); 8969 } 8970 r.append(p.info.name); 8971 } 8972 } else { 8973 Slog.w(TAG, "Permission " + p.info.name + " from package " 8974 + p.info.packageName + " ignored: base tree " 8975 + tree.name + " is from package " 8976 + tree.sourcePackage); 8977 } 8978 } else { 8979 Slog.w(TAG, "Permission " + p.info.name + " from package " 8980 + p.info.packageName + " ignored: original from " 8981 + bp.sourcePackage); 8982 } 8983 } else if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8984 if (r == null) { 8985 r = new StringBuilder(256); 8986 } else { 8987 r.append(' '); 8988 } 8989 r.append("DUP:"); 8990 r.append(p.info.name); 8991 } 8992 if (bp.perm == p) { 8993 bp.protectionLevel = p.info.protectionLevel; 8994 } 8995 } 8996 8997 if (r != null) { 8998 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 8999 } 9000 9001 N = pkg.instrumentation.size(); 9002 r = null; 9003 for (i=0; i<N; i++) { 9004 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 9005 a.info.packageName = pkg.applicationInfo.packageName; 9006 a.info.sourceDir = pkg.applicationInfo.sourceDir; 9007 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 9008 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 9009 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 9010 a.info.dataDir = pkg.applicationInfo.dataDir; 9011 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 9012 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 9013 9014 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 9015 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 9016 mInstrumentation.put(a.getComponentName(), a); 9017 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 9018 if (r == null) { 9019 r = new StringBuilder(256); 9020 } else { 9021 r.append(' '); 9022 } 9023 r.append(a.info.name); 9024 } 9025 } 9026 if (r != null) { 9027 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 9028 } 9029 9030 if (pkg.protectedBroadcasts != null) { 9031 N = pkg.protectedBroadcasts.size(); 9032 for (i=0; i<N; i++) { 9033 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 9034 } 9035 } 9036 9037 pkgSetting.setTimeStamp(scanFileTime); 9038 9039 // Create idmap files for pairs of (packages, overlay packages). 9040 // Note: "android", ie framework-res.apk, is handled by native layers. 9041 if (pkg.mOverlayTarget != null) { 9042 // This is an overlay package. 9043 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 9044 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 9045 mOverlays.put(pkg.mOverlayTarget, 9046 new ArrayMap<String, PackageParser.Package>()); 9047 } 9048 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 9049 map.put(pkg.packageName, pkg); 9050 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 9051 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 9052 createIdmapFailed = true; 9053 } 9054 } 9055 } else if (mOverlays.containsKey(pkg.packageName) && 9056 !pkg.packageName.equals("android")) { 9057 // This is a regular package, with one or more known overlay packages. 9058 createIdmapsForPackageLI(pkg); 9059 } 9060 } 9061 9062 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9063 9064 if (createIdmapFailed) { 9065 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9066 "scanPackageLI failed to createIdmap"); 9067 } 9068 return pkg; 9069 } 9070 9071 private void maybeRenameForeignDexMarkers(PackageParser.Package existing, 9072 PackageParser.Package update, UserHandle user) { 9073 if (existing.applicationInfo == null || update.applicationInfo == null) { 9074 // This isn't due to an app installation. 9075 return; 9076 } 9077 9078 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 9079 final File newCodePath = new File(update.applicationInfo.getCodePath()); 9080 9081 // The codePath hasn't changed, so there's nothing for us to do. 9082 if (Objects.equals(oldCodePath, newCodePath)) { 9083 return; 9084 } 9085 9086 File canonicalNewCodePath; 9087 try { 9088 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 9089 } catch (IOException e) { 9090 Slog.w(TAG, "Failed to get canonical path.", e); 9091 return; 9092 } 9093 9094 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 9095 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 9096 // that the last component of the path (i.e, the name) doesn't need canonicalization 9097 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 9098 // but may change in the future. Hopefully this function won't exist at that point. 9099 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 9100 oldCodePath.getName()); 9101 9102 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 9103 // with "@". 9104 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 9105 if (!oldMarkerPrefix.endsWith("@")) { 9106 oldMarkerPrefix += "@"; 9107 } 9108 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 9109 if (!newMarkerPrefix.endsWith("@")) { 9110 newMarkerPrefix += "@"; 9111 } 9112 9113 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 9114 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 9115 for (String updatedPath : updatedPaths) { 9116 String updatedPathName = new File(updatedPath).getName(); 9117 markerSuffixes.add(updatedPathName.replace('/', '@')); 9118 } 9119 9120 for (int userId : resolveUserIds(user.getIdentifier())) { 9121 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 9122 9123 for (String markerSuffix : markerSuffixes) { 9124 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 9125 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 9126 if (oldForeignUseMark.exists()) { 9127 try { 9128 Os.rename(oldForeignUseMark.getAbsolutePath(), 9129 newForeignUseMark.getAbsolutePath()); 9130 } catch (ErrnoException e) { 9131 Slog.w(TAG, "Failed to rename foreign use marker", e); 9132 oldForeignUseMark.delete(); 9133 } 9134 } 9135 } 9136 } 9137 } 9138 9139 /** 9140 * Derive the ABI of a non-system package located at {@code scanFile}. This information 9141 * is derived purely on the basis of the contents of {@code scanFile} and 9142 * {@code cpuAbiOverride}. 9143 * 9144 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 9145 */ 9146 private void derivePackageAbi(PackageParser.Package pkg, File scanFile, 9147 String cpuAbiOverride, boolean extractLibs) 9148 throws PackageManagerException { 9149 // TODO: We can probably be smarter about this stuff. For installed apps, 9150 // we can calculate this information at install time once and for all. For 9151 // system apps, we can probably assume that this information doesn't change 9152 // after the first boot scan. As things stand, we do lots of unnecessary work. 9153 9154 // Give ourselves some initial paths; we'll come back for another 9155 // pass once we've determined ABI below. 9156 setNativeLibraryPaths(pkg); 9157 9158 // We would never need to extract libs for forward-locked and external packages, 9159 // since the container service will do it for us. We shouldn't attempt to 9160 // extract libs from system app when it was not updated. 9161 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 9162 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 9163 extractLibs = false; 9164 } 9165 9166 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 9167 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 9168 9169 NativeLibraryHelper.Handle handle = null; 9170 try { 9171 handle = NativeLibraryHelper.Handle.create(pkg); 9172 // TODO(multiArch): This can be null for apps that didn't go through the 9173 // usual installation process. We can calculate it again, like we 9174 // do during install time. 9175 // 9176 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 9177 // unnecessary. 9178 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 9179 9180 // Null out the abis so that they can be recalculated. 9181 pkg.applicationInfo.primaryCpuAbi = null; 9182 pkg.applicationInfo.secondaryCpuAbi = null; 9183 if (isMultiArch(pkg.applicationInfo)) { 9184 // Warn if we've set an abiOverride for multi-lib packages.. 9185 // By definition, we need to copy both 32 and 64 bit libraries for 9186 // such packages. 9187 if (pkg.cpuAbiOverride != null 9188 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 9189 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 9190 } 9191 9192 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 9193 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 9194 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 9195 if (extractLibs) { 9196 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9197 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 9198 useIsaSpecificSubdirs); 9199 } else { 9200 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 9201 } 9202 } 9203 9204 maybeThrowExceptionForMultiArchCopy( 9205 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 9206 9207 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 9208 if (extractLibs) { 9209 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9210 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 9211 useIsaSpecificSubdirs); 9212 } else { 9213 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 9214 } 9215 } 9216 9217 maybeThrowExceptionForMultiArchCopy( 9218 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 9219 9220 if (abi64 >= 0) { 9221 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 9222 } 9223 9224 if (abi32 >= 0) { 9225 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 9226 if (abi64 >= 0) { 9227 if (pkg.use32bitAbi) { 9228 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 9229 pkg.applicationInfo.primaryCpuAbi = abi; 9230 } else { 9231 pkg.applicationInfo.secondaryCpuAbi = abi; 9232 } 9233 } else { 9234 pkg.applicationInfo.primaryCpuAbi = abi; 9235 } 9236 } 9237 9238 } else { 9239 String[] abiList = (cpuAbiOverride != null) ? 9240 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 9241 9242 // Enable gross and lame hacks for apps that are built with old 9243 // SDK tools. We must scan their APKs for renderscript bitcode and 9244 // not launch them if it's present. Don't bother checking on devices 9245 // that don't have 64 bit support. 9246 boolean needsRenderScriptOverride = false; 9247 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 9248 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9249 abiList = Build.SUPPORTED_32_BIT_ABIS; 9250 needsRenderScriptOverride = true; 9251 } 9252 9253 final int copyRet; 9254 if (extractLibs) { 9255 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9256 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 9257 } else { 9258 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 9259 } 9260 9261 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9262 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 9263 "Error unpackaging native libs for app, errorCode=" + copyRet); 9264 } 9265 9266 if (copyRet >= 0) { 9267 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 9268 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 9269 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 9270 } else if (needsRenderScriptOverride) { 9271 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 9272 } 9273 } 9274 } catch (IOException ioe) { 9275 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 9276 } finally { 9277 IoUtils.closeQuietly(handle); 9278 } 9279 9280 // Now that we've calculated the ABIs and determined if it's an internal app, 9281 // we will go ahead and populate the nativeLibraryPath. 9282 setNativeLibraryPaths(pkg); 9283 } 9284 9285 /** 9286 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 9287 * i.e, so that all packages can be run inside a single process if required. 9288 * 9289 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 9290 * this function will either try and make the ABI for all packages in {@code packagesForUser} 9291 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 9292 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 9293 * updating a package that belongs to a shared user. 9294 * 9295 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 9296 * adds unnecessary complexity. 9297 */ 9298 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 9299 PackageParser.Package scannedPackage, boolean bootComplete) { 9300 String requiredInstructionSet = null; 9301 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 9302 requiredInstructionSet = VMRuntime.getInstructionSet( 9303 scannedPackage.applicationInfo.primaryCpuAbi); 9304 } 9305 9306 PackageSetting requirer = null; 9307 for (PackageSetting ps : packagesForUser) { 9308 // If packagesForUser contains scannedPackage, we skip it. This will happen 9309 // when scannedPackage is an update of an existing package. Without this check, 9310 // we will never be able to change the ABI of any package belonging to a shared 9311 // user, even if it's compatible with other packages. 9312 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9313 if (ps.primaryCpuAbiString == null) { 9314 continue; 9315 } 9316 9317 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 9318 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 9319 // We have a mismatch between instruction sets (say arm vs arm64) warn about 9320 // this but there's not much we can do. 9321 String errorMessage = "Instruction set mismatch, " 9322 + ((requirer == null) ? "[caller]" : requirer) 9323 + " requires " + requiredInstructionSet + " whereas " + ps 9324 + " requires " + instructionSet; 9325 Slog.w(TAG, errorMessage); 9326 } 9327 9328 if (requiredInstructionSet == null) { 9329 requiredInstructionSet = instructionSet; 9330 requirer = ps; 9331 } 9332 } 9333 } 9334 9335 if (requiredInstructionSet != null) { 9336 String adjustedAbi; 9337 if (requirer != null) { 9338 // requirer != null implies that either scannedPackage was null or that scannedPackage 9339 // did not require an ABI, in which case we have to adjust scannedPackage to match 9340 // the ABI of the set (which is the same as requirer's ABI) 9341 adjustedAbi = requirer.primaryCpuAbiString; 9342 if (scannedPackage != null) { 9343 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 9344 } 9345 } else { 9346 // requirer == null implies that we're updating all ABIs in the set to 9347 // match scannedPackage. 9348 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 9349 } 9350 9351 for (PackageSetting ps : packagesForUser) { 9352 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9353 if (ps.primaryCpuAbiString != null) { 9354 continue; 9355 } 9356 9357 ps.primaryCpuAbiString = adjustedAbi; 9358 if (ps.pkg != null && ps.pkg.applicationInfo != null && 9359 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 9360 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 9361 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 9362 + " (requirer=" 9363 + (requirer == null ? "null" : requirer.pkg.packageName) 9364 + ", scannedPackage=" 9365 + (scannedPackage != null ? scannedPackage.packageName : "null") 9366 + ")"); 9367 try { 9368 mInstaller.rmdex(ps.codePathString, 9369 getDexCodeInstructionSet(getPreferredInstructionSet())); 9370 } catch (InstallerException ignored) { 9371 } 9372 } 9373 } 9374 } 9375 } 9376 } 9377 9378 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 9379 synchronized (mPackages) { 9380 mResolverReplaced = true; 9381 // Set up information for custom user intent resolution activity. 9382 mResolveActivity.applicationInfo = pkg.applicationInfo; 9383 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 9384 mResolveActivity.packageName = pkg.applicationInfo.packageName; 9385 mResolveActivity.processName = pkg.applicationInfo.packageName; 9386 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9387 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 9388 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9389 mResolveActivity.theme = 0; 9390 mResolveActivity.exported = true; 9391 mResolveActivity.enabled = true; 9392 mResolveInfo.activityInfo = mResolveActivity; 9393 mResolveInfo.priority = 0; 9394 mResolveInfo.preferredOrder = 0; 9395 mResolveInfo.match = 0; 9396 mResolveComponentName = mCustomResolverComponentName; 9397 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 9398 mResolveComponentName); 9399 } 9400 } 9401 9402 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 9403 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 9404 9405 // Set up information for ephemeral installer activity 9406 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 9407 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 9408 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 9409 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 9410 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9411 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 9412 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9413 mEphemeralInstallerActivity.theme = 0; 9414 mEphemeralInstallerActivity.exported = true; 9415 mEphemeralInstallerActivity.enabled = true; 9416 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 9417 mEphemeralInstallerInfo.priority = 0; 9418 mEphemeralInstallerInfo.preferredOrder = 1; 9419 mEphemeralInstallerInfo.isDefault = true; 9420 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 9421 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 9422 9423 if (DEBUG_EPHEMERAL) { 9424 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 9425 } 9426 } 9427 9428 private static String calculateBundledApkRoot(final String codePathString) { 9429 final File codePath = new File(codePathString); 9430 final File codeRoot; 9431 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 9432 codeRoot = Environment.getRootDirectory(); 9433 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 9434 codeRoot = Environment.getOemDirectory(); 9435 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 9436 codeRoot = Environment.getVendorDirectory(); 9437 } else { 9438 // Unrecognized code path; take its top real segment as the apk root: 9439 // e.g. /something/app/blah.apk => /something 9440 try { 9441 File f = codePath.getCanonicalFile(); 9442 File parent = f.getParentFile(); // non-null because codePath is a file 9443 File tmp; 9444 while ((tmp = parent.getParentFile()) != null) { 9445 f = parent; 9446 parent = tmp; 9447 } 9448 codeRoot = f; 9449 Slog.w(TAG, "Unrecognized code path " 9450 + codePath + " - using " + codeRoot); 9451 } catch (IOException e) { 9452 // Can't canonicalize the code path -- shenanigans? 9453 Slog.w(TAG, "Can't canonicalize code path " + codePath); 9454 return Environment.getRootDirectory().getPath(); 9455 } 9456 } 9457 return codeRoot.getPath(); 9458 } 9459 9460 /** 9461 * Derive and set the location of native libraries for the given package, 9462 * which varies depending on where and how the package was installed. 9463 */ 9464 private void setNativeLibraryPaths(PackageParser.Package pkg) { 9465 final ApplicationInfo info = pkg.applicationInfo; 9466 final String codePath = pkg.codePath; 9467 final File codeFile = new File(codePath); 9468 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 9469 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 9470 9471 info.nativeLibraryRootDir = null; 9472 info.nativeLibraryRootRequiresIsa = false; 9473 info.nativeLibraryDir = null; 9474 info.secondaryNativeLibraryDir = null; 9475 9476 if (isApkFile(codeFile)) { 9477 // Monolithic install 9478 if (bundledApp) { 9479 // If "/system/lib64/apkname" exists, assume that is the per-package 9480 // native library directory to use; otherwise use "/system/lib/apkname". 9481 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 9482 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 9483 getPrimaryInstructionSet(info)); 9484 9485 // This is a bundled system app so choose the path based on the ABI. 9486 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 9487 // is just the default path. 9488 final String apkName = deriveCodePathName(codePath); 9489 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 9490 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 9491 apkName).getAbsolutePath(); 9492 9493 if (info.secondaryCpuAbi != null) { 9494 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 9495 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 9496 secondaryLibDir, apkName).getAbsolutePath(); 9497 } 9498 } else if (asecApp) { 9499 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 9500 .getAbsolutePath(); 9501 } else { 9502 final String apkName = deriveCodePathName(codePath); 9503 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 9504 .getAbsolutePath(); 9505 } 9506 9507 info.nativeLibraryRootRequiresIsa = false; 9508 info.nativeLibraryDir = info.nativeLibraryRootDir; 9509 } else { 9510 // Cluster install 9511 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 9512 info.nativeLibraryRootRequiresIsa = true; 9513 9514 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 9515 getPrimaryInstructionSet(info)).getAbsolutePath(); 9516 9517 if (info.secondaryCpuAbi != null) { 9518 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 9519 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 9520 } 9521 } 9522 } 9523 9524 /** 9525 * Calculate the abis and roots for a bundled app. These can uniquely 9526 * be determined from the contents of the system partition, i.e whether 9527 * it contains 64 or 32 bit shared libraries etc. We do not validate any 9528 * of this information, and instead assume that the system was built 9529 * sensibly. 9530 */ 9531 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 9532 PackageSetting pkgSetting) { 9533 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 9534 9535 // If "/system/lib64/apkname" exists, assume that is the per-package 9536 // native library directory to use; otherwise use "/system/lib/apkname". 9537 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 9538 setBundledAppAbi(pkg, apkRoot, apkName); 9539 // pkgSetting might be null during rescan following uninstall of updates 9540 // to a bundled app, so accommodate that possibility. The settings in 9541 // that case will be established later from the parsed package. 9542 // 9543 // If the settings aren't null, sync them up with what we've just derived. 9544 // note that apkRoot isn't stored in the package settings. 9545 if (pkgSetting != null) { 9546 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9547 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9548 } 9549 } 9550 9551 /** 9552 * Deduces the ABI of a bundled app and sets the relevant fields on the 9553 * parsed pkg object. 9554 * 9555 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 9556 * under which system libraries are installed. 9557 * @param apkName the name of the installed package. 9558 */ 9559 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 9560 final File codeFile = new File(pkg.codePath); 9561 9562 final boolean has64BitLibs; 9563 final boolean has32BitLibs; 9564 if (isApkFile(codeFile)) { 9565 // Monolithic install 9566 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 9567 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 9568 } else { 9569 // Cluster install 9570 final File rootDir = new File(codeFile, LIB_DIR_NAME); 9571 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 9572 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 9573 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 9574 has64BitLibs = (new File(rootDir, isa)).exists(); 9575 } else { 9576 has64BitLibs = false; 9577 } 9578 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 9579 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 9580 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 9581 has32BitLibs = (new File(rootDir, isa)).exists(); 9582 } else { 9583 has32BitLibs = false; 9584 } 9585 } 9586 9587 if (has64BitLibs && !has32BitLibs) { 9588 // The package has 64 bit libs, but not 32 bit libs. Its primary 9589 // ABI should be 64 bit. We can safely assume here that the bundled 9590 // native libraries correspond to the most preferred ABI in the list. 9591 9592 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9593 pkg.applicationInfo.secondaryCpuAbi = null; 9594 } else if (has32BitLibs && !has64BitLibs) { 9595 // The package has 32 bit libs but not 64 bit libs. Its primary 9596 // ABI should be 32 bit. 9597 9598 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9599 pkg.applicationInfo.secondaryCpuAbi = null; 9600 } else if (has32BitLibs && has64BitLibs) { 9601 // The application has both 64 and 32 bit bundled libraries. We check 9602 // here that the app declares multiArch support, and warn if it doesn't. 9603 // 9604 // We will be lenient here and record both ABIs. The primary will be the 9605 // ABI that's higher on the list, i.e, a device that's configured to prefer 9606 // 64 bit apps will see a 64 bit primary ABI, 9607 9608 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 9609 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 9610 } 9611 9612 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 9613 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9614 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9615 } else { 9616 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9617 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9618 } 9619 } else { 9620 pkg.applicationInfo.primaryCpuAbi = null; 9621 pkg.applicationInfo.secondaryCpuAbi = null; 9622 } 9623 } 9624 9625 private void killApplication(String pkgName, int appId, String reason) { 9626 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 9627 } 9628 9629 private void killApplication(String pkgName, int appId, int userId, String reason) { 9630 // Request the ActivityManager to kill the process(only for existing packages) 9631 // so that we do not end up in a confused state while the user is still using the older 9632 // version of the application while the new one gets installed. 9633 final long token = Binder.clearCallingIdentity(); 9634 try { 9635 IActivityManager am = ActivityManagerNative.getDefault(); 9636 if (am != null) { 9637 try { 9638 am.killApplication(pkgName, appId, userId, reason); 9639 } catch (RemoteException e) { 9640 } 9641 } 9642 } finally { 9643 Binder.restoreCallingIdentity(token); 9644 } 9645 } 9646 9647 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 9648 // Remove the parent package setting 9649 PackageSetting ps = (PackageSetting) pkg.mExtras; 9650 if (ps != null) { 9651 removePackageLI(ps, chatty); 9652 } 9653 // Remove the child package setting 9654 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9655 for (int i = 0; i < childCount; i++) { 9656 PackageParser.Package childPkg = pkg.childPackages.get(i); 9657 ps = (PackageSetting) childPkg.mExtras; 9658 if (ps != null) { 9659 removePackageLI(ps, chatty); 9660 } 9661 } 9662 } 9663 9664 void removePackageLI(PackageSetting ps, boolean chatty) { 9665 if (DEBUG_INSTALL) { 9666 if (chatty) 9667 Log.d(TAG, "Removing package " + ps.name); 9668 } 9669 9670 // writer 9671 synchronized (mPackages) { 9672 mPackages.remove(ps.name); 9673 final PackageParser.Package pkg = ps.pkg; 9674 if (pkg != null) { 9675 cleanPackageDataStructuresLILPw(pkg, chatty); 9676 } 9677 } 9678 } 9679 9680 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 9681 if (DEBUG_INSTALL) { 9682 if (chatty) 9683 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 9684 } 9685 9686 // writer 9687 synchronized (mPackages) { 9688 // Remove the parent package 9689 mPackages.remove(pkg.applicationInfo.packageName); 9690 cleanPackageDataStructuresLILPw(pkg, chatty); 9691 9692 // Remove the child packages 9693 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9694 for (int i = 0; i < childCount; i++) { 9695 PackageParser.Package childPkg = pkg.childPackages.get(i); 9696 mPackages.remove(childPkg.applicationInfo.packageName); 9697 cleanPackageDataStructuresLILPw(childPkg, chatty); 9698 } 9699 } 9700 } 9701 9702 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 9703 int N = pkg.providers.size(); 9704 StringBuilder r = null; 9705 int i; 9706 for (i=0; i<N; i++) { 9707 PackageParser.Provider p = pkg.providers.get(i); 9708 mProviders.removeProvider(p); 9709 if (p.info.authority == null) { 9710 9711 /* There was another ContentProvider with this authority when 9712 * this app was installed so this authority is null, 9713 * Ignore it as we don't have to unregister the provider. 9714 */ 9715 continue; 9716 } 9717 String names[] = p.info.authority.split(";"); 9718 for (int j = 0; j < names.length; j++) { 9719 if (mProvidersByAuthority.get(names[j]) == p) { 9720 mProvidersByAuthority.remove(names[j]); 9721 if (DEBUG_REMOVE) { 9722 if (chatty) 9723 Log.d(TAG, "Unregistered content provider: " + names[j] 9724 + ", className = " + p.info.name + ", isSyncable = " 9725 + p.info.isSyncable); 9726 } 9727 } 9728 } 9729 if (DEBUG_REMOVE && chatty) { 9730 if (r == null) { 9731 r = new StringBuilder(256); 9732 } else { 9733 r.append(' '); 9734 } 9735 r.append(p.info.name); 9736 } 9737 } 9738 if (r != null) { 9739 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 9740 } 9741 9742 N = pkg.services.size(); 9743 r = null; 9744 for (i=0; i<N; i++) { 9745 PackageParser.Service s = pkg.services.get(i); 9746 mServices.removeService(s); 9747 if (chatty) { 9748 if (r == null) { 9749 r = new StringBuilder(256); 9750 } else { 9751 r.append(' '); 9752 } 9753 r.append(s.info.name); 9754 } 9755 } 9756 if (r != null) { 9757 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 9758 } 9759 9760 N = pkg.receivers.size(); 9761 r = null; 9762 for (i=0; i<N; i++) { 9763 PackageParser.Activity a = pkg.receivers.get(i); 9764 mReceivers.removeActivity(a, "receiver"); 9765 if (DEBUG_REMOVE && chatty) { 9766 if (r == null) { 9767 r = new StringBuilder(256); 9768 } else { 9769 r.append(' '); 9770 } 9771 r.append(a.info.name); 9772 } 9773 } 9774 if (r != null) { 9775 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 9776 } 9777 9778 N = pkg.activities.size(); 9779 r = null; 9780 for (i=0; i<N; i++) { 9781 PackageParser.Activity a = pkg.activities.get(i); 9782 mActivities.removeActivity(a, "activity"); 9783 if (DEBUG_REMOVE && chatty) { 9784 if (r == null) { 9785 r = new StringBuilder(256); 9786 } else { 9787 r.append(' '); 9788 } 9789 r.append(a.info.name); 9790 } 9791 } 9792 if (r != null) { 9793 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 9794 } 9795 9796 N = pkg.permissions.size(); 9797 r = null; 9798 for (i=0; i<N; i++) { 9799 PackageParser.Permission p = pkg.permissions.get(i); 9800 BasePermission bp = mSettings.mPermissions.get(p.info.name); 9801 if (bp == null) { 9802 bp = mSettings.mPermissionTrees.get(p.info.name); 9803 } 9804 if (bp != null && bp.perm == p) { 9805 bp.perm = null; 9806 if (DEBUG_REMOVE && chatty) { 9807 if (r == null) { 9808 r = new StringBuilder(256); 9809 } else { 9810 r.append(' '); 9811 } 9812 r.append(p.info.name); 9813 } 9814 } 9815 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9816 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 9817 if (appOpPkgs != null) { 9818 appOpPkgs.remove(pkg.packageName); 9819 } 9820 } 9821 } 9822 if (r != null) { 9823 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9824 } 9825 9826 N = pkg.requestedPermissions.size(); 9827 r = null; 9828 for (i=0; i<N; i++) { 9829 String perm = pkg.requestedPermissions.get(i); 9830 BasePermission bp = mSettings.mPermissions.get(perm); 9831 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9832 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 9833 if (appOpPkgs != null) { 9834 appOpPkgs.remove(pkg.packageName); 9835 if (appOpPkgs.isEmpty()) { 9836 mAppOpPermissionPackages.remove(perm); 9837 } 9838 } 9839 } 9840 } 9841 if (r != null) { 9842 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9843 } 9844 9845 N = pkg.instrumentation.size(); 9846 r = null; 9847 for (i=0; i<N; i++) { 9848 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 9849 mInstrumentation.remove(a.getComponentName()); 9850 if (DEBUG_REMOVE && chatty) { 9851 if (r == null) { 9852 r = new StringBuilder(256); 9853 } else { 9854 r.append(' '); 9855 } 9856 r.append(a.info.name); 9857 } 9858 } 9859 if (r != null) { 9860 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 9861 } 9862 9863 r = null; 9864 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 9865 // Only system apps can hold shared libraries. 9866 if (pkg.libraryNames != null) { 9867 for (i=0; i<pkg.libraryNames.size(); i++) { 9868 String name = pkg.libraryNames.get(i); 9869 SharedLibraryEntry cur = mSharedLibraries.get(name); 9870 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 9871 mSharedLibraries.remove(name); 9872 if (DEBUG_REMOVE && chatty) { 9873 if (r == null) { 9874 r = new StringBuilder(256); 9875 } else { 9876 r.append(' '); 9877 } 9878 r.append(name); 9879 } 9880 } 9881 } 9882 } 9883 } 9884 if (r != null) { 9885 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 9886 } 9887 } 9888 9889 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 9890 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 9891 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 9892 return true; 9893 } 9894 } 9895 return false; 9896 } 9897 9898 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 9899 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 9900 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 9901 9902 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 9903 // Update the parent permissions 9904 updatePermissionsLPw(pkg.packageName, pkg, flags); 9905 // Update the child permissions 9906 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9907 for (int i = 0; i < childCount; i++) { 9908 PackageParser.Package childPkg = pkg.childPackages.get(i); 9909 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 9910 } 9911 } 9912 9913 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 9914 int flags) { 9915 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 9916 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 9917 } 9918 9919 private void updatePermissionsLPw(String changingPkg, 9920 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 9921 // Make sure there are no dangling permission trees. 9922 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 9923 while (it.hasNext()) { 9924 final BasePermission bp = it.next(); 9925 if (bp.packageSetting == null) { 9926 // We may not yet have parsed the package, so just see if 9927 // we still know about its settings. 9928 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9929 } 9930 if (bp.packageSetting == null) { 9931 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9932 + " from package " + bp.sourcePackage); 9933 it.remove(); 9934 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9935 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9936 Slog.i(TAG, "Removing old permission tree: " + bp.name 9937 + " from package " + bp.sourcePackage); 9938 flags |= UPDATE_PERMISSIONS_ALL; 9939 it.remove(); 9940 } 9941 } 9942 } 9943 9944 // Make sure all dynamic permissions have been assigned to a package, 9945 // and make sure there are no dangling permissions. 9946 it = mSettings.mPermissions.values().iterator(); 9947 while (it.hasNext()) { 9948 final BasePermission bp = it.next(); 9949 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9950 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9951 + bp.name + " pkg=" + bp.sourcePackage 9952 + " info=" + bp.pendingInfo); 9953 if (bp.packageSetting == null && bp.pendingInfo != null) { 9954 final BasePermission tree = findPermissionTreeLP(bp.name); 9955 if (tree != null && tree.perm != null) { 9956 bp.packageSetting = tree.packageSetting; 9957 bp.perm = new PackageParser.Permission(tree.perm.owner, 9958 new PermissionInfo(bp.pendingInfo)); 9959 bp.perm.info.packageName = tree.perm.info.packageName; 9960 bp.perm.info.name = bp.name; 9961 bp.uid = tree.uid; 9962 } 9963 } 9964 } 9965 if (bp.packageSetting == null) { 9966 // We may not yet have parsed the package, so just see if 9967 // we still know about its settings. 9968 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9969 } 9970 if (bp.packageSetting == null) { 9971 Slog.w(TAG, "Removing dangling permission: " + bp.name 9972 + " from package " + bp.sourcePackage); 9973 it.remove(); 9974 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9975 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9976 Slog.i(TAG, "Removing old permission: " + bp.name 9977 + " from package " + bp.sourcePackage); 9978 flags |= UPDATE_PERMISSIONS_ALL; 9979 it.remove(); 9980 } 9981 } 9982 } 9983 9984 // Now update the permissions for all packages, in particular 9985 // replace the granted permissions of the system packages. 9986 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9987 for (PackageParser.Package pkg : mPackages.values()) { 9988 if (pkg != pkgInfo) { 9989 // Only replace for packages on requested volume 9990 final String volumeUuid = getVolumeUuidForPackage(pkg); 9991 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9992 && Objects.equals(replaceVolumeUuid, volumeUuid); 9993 grantPermissionsLPw(pkg, replace, changingPkg); 9994 } 9995 } 9996 } 9997 9998 if (pkgInfo != null) { 9999 // Only replace for packages on requested volume 10000 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 10001 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 10002 && Objects.equals(replaceVolumeUuid, volumeUuid); 10003 grantPermissionsLPw(pkgInfo, replace, changingPkg); 10004 } 10005 } 10006 10007 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 10008 String packageOfInterest) { 10009 // IMPORTANT: There are two types of permissions: install and runtime. 10010 // Install time permissions are granted when the app is installed to 10011 // all device users and users added in the future. Runtime permissions 10012 // are granted at runtime explicitly to specific users. Normal and signature 10013 // protected permissions are install time permissions. Dangerous permissions 10014 // are install permissions if the app's target SDK is Lollipop MR1 or older, 10015 // otherwise they are runtime permissions. This function does not manage 10016 // runtime permissions except for the case an app targeting Lollipop MR1 10017 // being upgraded to target a newer SDK, in which case dangerous permissions 10018 // are transformed from install time to runtime ones. 10019 10020 final PackageSetting ps = (PackageSetting) pkg.mExtras; 10021 if (ps == null) { 10022 return; 10023 } 10024 10025 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 10026 10027 PermissionsState permissionsState = ps.getPermissionsState(); 10028 PermissionsState origPermissions = permissionsState; 10029 10030 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 10031 10032 boolean runtimePermissionsRevoked = false; 10033 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 10034 10035 boolean changedInstallPermission = false; 10036 10037 if (replace) { 10038 ps.installPermissionsFixed = false; 10039 if (!ps.isSharedUser()) { 10040 origPermissions = new PermissionsState(permissionsState); 10041 permissionsState.reset(); 10042 } else { 10043 // We need to know only about runtime permission changes since the 10044 // calling code always writes the install permissions state but 10045 // the runtime ones are written only if changed. The only cases of 10046 // changed runtime permissions here are promotion of an install to 10047 // runtime and revocation of a runtime from a shared user. 10048 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 10049 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 10050 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 10051 runtimePermissionsRevoked = true; 10052 } 10053 } 10054 } 10055 10056 permissionsState.setGlobalGids(mGlobalGids); 10057 10058 final int N = pkg.requestedPermissions.size(); 10059 for (int i=0; i<N; i++) { 10060 final String name = pkg.requestedPermissions.get(i); 10061 final BasePermission bp = mSettings.mPermissions.get(name); 10062 10063 if (DEBUG_INSTALL) { 10064 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 10065 } 10066 10067 if (bp == null || bp.packageSetting == null) { 10068 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 10069 Slog.w(TAG, "Unknown permission " + name 10070 + " in package " + pkg.packageName); 10071 } 10072 continue; 10073 } 10074 10075 final String perm = bp.name; 10076 boolean allowedSig = false; 10077 int grant = GRANT_DENIED; 10078 10079 // Keep track of app op permissions. 10080 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10081 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 10082 if (pkgs == null) { 10083 pkgs = new ArraySet<>(); 10084 mAppOpPermissionPackages.put(bp.name, pkgs); 10085 } 10086 pkgs.add(pkg.packageName); 10087 } 10088 10089 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 10090 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 10091 >= Build.VERSION_CODES.M; 10092 switch (level) { 10093 case PermissionInfo.PROTECTION_NORMAL: { 10094 // For all apps normal permissions are install time ones. 10095 grant = GRANT_INSTALL; 10096 } break; 10097 10098 case PermissionInfo.PROTECTION_DANGEROUS: { 10099 // If a permission review is required for legacy apps we represent 10100 // their permissions as always granted runtime ones since we need 10101 // to keep the review required permission flag per user while an 10102 // install permission's state is shared across all users. 10103 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired 10104 && !Build.PERMISSIONS_REVIEW_REQUIRED) { 10105 // For legacy apps dangerous permissions are install time ones. 10106 grant = GRANT_INSTALL; 10107 } else if (origPermissions.hasInstallPermission(bp.name)) { 10108 // For legacy apps that became modern, install becomes runtime. 10109 grant = GRANT_UPGRADE; 10110 } else if (mPromoteSystemApps 10111 && isSystemApp(ps) 10112 && mExistingSystemPackages.contains(ps.name)) { 10113 // For legacy system apps, install becomes runtime. 10114 // We cannot check hasInstallPermission() for system apps since those 10115 // permissions were granted implicitly and not persisted pre-M. 10116 grant = GRANT_UPGRADE; 10117 } else { 10118 // For modern apps keep runtime permissions unchanged. 10119 grant = GRANT_RUNTIME; 10120 } 10121 } break; 10122 10123 case PermissionInfo.PROTECTION_SIGNATURE: { 10124 // For all apps signature permissions are install time ones. 10125 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 10126 if (allowedSig) { 10127 grant = GRANT_INSTALL; 10128 } 10129 } break; 10130 } 10131 10132 if (DEBUG_INSTALL) { 10133 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 10134 } 10135 10136 if (grant != GRANT_DENIED) { 10137 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 10138 // If this is an existing, non-system package, then 10139 // we can't add any new permissions to it. 10140 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 10141 // Except... if this is a permission that was added 10142 // to the platform (note: need to only do this when 10143 // updating the platform). 10144 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 10145 grant = GRANT_DENIED; 10146 } 10147 } 10148 } 10149 10150 switch (grant) { 10151 case GRANT_INSTALL: { 10152 // Revoke this as runtime permission to handle the case of 10153 // a runtime permission being downgraded to an install one. 10154 // Also in permission review mode we keep dangerous permissions 10155 // for legacy apps 10156 for (int userId : UserManagerService.getInstance().getUserIds()) { 10157 if (origPermissions.getRuntimePermissionState( 10158 bp.name, userId) != null) { 10159 // Revoke the runtime permission and clear the flags. 10160 origPermissions.revokeRuntimePermission(bp, userId); 10161 origPermissions.updatePermissionFlags(bp, userId, 10162 PackageManager.MASK_PERMISSION_FLAGS, 0); 10163 // If we revoked a permission permission, we have to write. 10164 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10165 changedRuntimePermissionUserIds, userId); 10166 } 10167 } 10168 // Grant an install permission. 10169 if (permissionsState.grantInstallPermission(bp) != 10170 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10171 changedInstallPermission = true; 10172 } 10173 } break; 10174 10175 case GRANT_RUNTIME: { 10176 // Grant previously granted runtime permissions. 10177 for (int userId : UserManagerService.getInstance().getUserIds()) { 10178 PermissionState permissionState = origPermissions 10179 .getRuntimePermissionState(bp.name, userId); 10180 int flags = permissionState != null 10181 ? permissionState.getFlags() : 0; 10182 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 10183 if (permissionsState.grantRuntimePermission(bp, userId) == 10184 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10185 // If we cannot put the permission as it was, we have to write. 10186 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10187 changedRuntimePermissionUserIds, userId); 10188 } 10189 // If the app supports runtime permissions no need for a review. 10190 if ((mPermissionReviewRequired || Build.PERMISSIONS_REVIEW_REQUIRED) 10191 && appSupportsRuntimePermissions 10192 && (flags & PackageManager 10193 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 10194 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 10195 // Since we changed the flags, we have to write. 10196 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10197 changedRuntimePermissionUserIds, userId); 10198 } 10199 } else if ((mPermissionReviewRequired 10200 || Build.PERMISSIONS_REVIEW_REQUIRED) 10201 && !appSupportsRuntimePermissions) { 10202 // For legacy apps that need a permission review, every new 10203 // runtime permission is granted but it is pending a review. 10204 // We also need to review only platform defined runtime 10205 // permissions as these are the only ones the platform knows 10206 // how to disable the API to simulate revocation as legacy 10207 // apps don't expect to run with revoked permissions. 10208 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 10209 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 10210 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 10211 // We changed the flags, hence have to write. 10212 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10213 changedRuntimePermissionUserIds, userId); 10214 } 10215 } 10216 if (permissionsState.grantRuntimePermission(bp, userId) 10217 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10218 // We changed the permission, hence have to write. 10219 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10220 changedRuntimePermissionUserIds, userId); 10221 } 10222 } 10223 // Propagate the permission flags. 10224 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 10225 } 10226 } break; 10227 10228 case GRANT_UPGRADE: { 10229 // Grant runtime permissions for a previously held install permission. 10230 PermissionState permissionState = origPermissions 10231 .getInstallPermissionState(bp.name); 10232 final int flags = permissionState != null ? permissionState.getFlags() : 0; 10233 10234 if (origPermissions.revokeInstallPermission(bp) 10235 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10236 // We will be transferring the permission flags, so clear them. 10237 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 10238 PackageManager.MASK_PERMISSION_FLAGS, 0); 10239 changedInstallPermission = true; 10240 } 10241 10242 // If the permission is not to be promoted to runtime we ignore it and 10243 // also its other flags as they are not applicable to install permissions. 10244 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 10245 for (int userId : currentUserIds) { 10246 if (permissionsState.grantRuntimePermission(bp, userId) != 10247 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10248 // Transfer the permission flags. 10249 permissionsState.updatePermissionFlags(bp, userId, 10250 flags, flags); 10251 // If we granted the permission, we have to write. 10252 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10253 changedRuntimePermissionUserIds, userId); 10254 } 10255 } 10256 } 10257 } break; 10258 10259 default: { 10260 if (packageOfInterest == null 10261 || packageOfInterest.equals(pkg.packageName)) { 10262 Slog.w(TAG, "Not granting permission " + perm 10263 + " to package " + pkg.packageName 10264 + " because it was previously installed without"); 10265 } 10266 } break; 10267 } 10268 } else { 10269 if (permissionsState.revokeInstallPermission(bp) != 10270 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10271 // Also drop the permission flags. 10272 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 10273 PackageManager.MASK_PERMISSION_FLAGS, 0); 10274 changedInstallPermission = true; 10275 Slog.i(TAG, "Un-granting permission " + perm 10276 + " from package " + pkg.packageName 10277 + " (protectionLevel=" + bp.protectionLevel 10278 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10279 + ")"); 10280 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 10281 // Don't print warning for app op permissions, since it is fine for them 10282 // not to be granted, there is a UI for the user to decide. 10283 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 10284 Slog.w(TAG, "Not granting permission " + perm 10285 + " to package " + pkg.packageName 10286 + " (protectionLevel=" + bp.protectionLevel 10287 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10288 + ")"); 10289 } 10290 } 10291 } 10292 } 10293 10294 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 10295 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 10296 // This is the first that we have heard about this package, so the 10297 // permissions we have now selected are fixed until explicitly 10298 // changed. 10299 ps.installPermissionsFixed = true; 10300 } 10301 10302 // Persist the runtime permissions state for users with changes. If permissions 10303 // were revoked because no app in the shared user declares them we have to 10304 // write synchronously to avoid losing runtime permissions state. 10305 for (int userId : changedRuntimePermissionUserIds) { 10306 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 10307 } 10308 10309 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10310 } 10311 10312 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 10313 boolean allowed = false; 10314 final int NP = PackageParser.NEW_PERMISSIONS.length; 10315 for (int ip=0; ip<NP; ip++) { 10316 final PackageParser.NewPermissionInfo npi 10317 = PackageParser.NEW_PERMISSIONS[ip]; 10318 if (npi.name.equals(perm) 10319 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 10320 allowed = true; 10321 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 10322 + pkg.packageName); 10323 break; 10324 } 10325 } 10326 return allowed; 10327 } 10328 10329 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 10330 BasePermission bp, PermissionsState origPermissions) { 10331 boolean allowed; 10332 allowed = (compareSignatures( 10333 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 10334 == PackageManager.SIGNATURE_MATCH) 10335 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 10336 == PackageManager.SIGNATURE_MATCH); 10337 if (!allowed && (bp.protectionLevel 10338 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 10339 if (isSystemApp(pkg)) { 10340 // For updated system applications, a system permission 10341 // is granted only if it had been defined by the original application. 10342 if (pkg.isUpdatedSystemApp()) { 10343 final PackageSetting sysPs = mSettings 10344 .getDisabledSystemPkgLPr(pkg.packageName); 10345 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 10346 // If the original was granted this permission, we take 10347 // that grant decision as read and propagate it to the 10348 // update. 10349 if (sysPs.isPrivileged()) { 10350 allowed = true; 10351 } 10352 } else { 10353 // The system apk may have been updated with an older 10354 // version of the one on the data partition, but which 10355 // granted a new system permission that it didn't have 10356 // before. In this case we do want to allow the app to 10357 // now get the new permission if the ancestral apk is 10358 // privileged to get it. 10359 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 10360 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 10361 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 10362 allowed = true; 10363 break; 10364 } 10365 } 10366 } 10367 // Also if a privileged parent package on the system image or any of 10368 // its children requested a privileged permission, the updated child 10369 // packages can also get the permission. 10370 if (pkg.parentPackage != null) { 10371 final PackageSetting disabledSysParentPs = mSettings 10372 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 10373 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 10374 && disabledSysParentPs.isPrivileged()) { 10375 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 10376 allowed = true; 10377 } else if (disabledSysParentPs.pkg.childPackages != null) { 10378 final int count = disabledSysParentPs.pkg.childPackages.size(); 10379 for (int i = 0; i < count; i++) { 10380 PackageParser.Package disabledSysChildPkg = 10381 disabledSysParentPs.pkg.childPackages.get(i); 10382 if (isPackageRequestingPermission(disabledSysChildPkg, 10383 perm)) { 10384 allowed = true; 10385 break; 10386 } 10387 } 10388 } 10389 } 10390 } 10391 } 10392 } else { 10393 allowed = isPrivilegedApp(pkg); 10394 } 10395 } 10396 } 10397 if (!allowed) { 10398 if (!allowed && (bp.protectionLevel 10399 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 10400 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 10401 // If this was a previously normal/dangerous permission that got moved 10402 // to a system permission as part of the runtime permission redesign, then 10403 // we still want to blindly grant it to old apps. 10404 allowed = true; 10405 } 10406 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 10407 && pkg.packageName.equals(mRequiredInstallerPackage)) { 10408 // If this permission is to be granted to the system installer and 10409 // this app is an installer, then it gets the permission. 10410 allowed = true; 10411 } 10412 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 10413 && pkg.packageName.equals(mRequiredVerifierPackage)) { 10414 // If this permission is to be granted to the system verifier and 10415 // this app is a verifier, then it gets the permission. 10416 allowed = true; 10417 } 10418 if (!allowed && (bp.protectionLevel 10419 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 10420 && isSystemApp(pkg)) { 10421 // Any pre-installed system app is allowed to get this permission. 10422 allowed = true; 10423 } 10424 if (!allowed && (bp.protectionLevel 10425 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 10426 // For development permissions, a development permission 10427 // is granted only if it was already granted. 10428 allowed = origPermissions.hasInstallPermission(perm); 10429 } 10430 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 10431 && pkg.packageName.equals(mSetupWizardPackage)) { 10432 // If this permission is to be granted to the system setup wizard and 10433 // this app is a setup wizard, then it gets the permission. 10434 allowed = true; 10435 } 10436 } 10437 return allowed; 10438 } 10439 10440 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 10441 final int permCount = pkg.requestedPermissions.size(); 10442 for (int j = 0; j < permCount; j++) { 10443 String requestedPermission = pkg.requestedPermissions.get(j); 10444 if (permission.equals(requestedPermission)) { 10445 return true; 10446 } 10447 } 10448 return false; 10449 } 10450 10451 final class ActivityIntentResolver 10452 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 10453 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10454 boolean defaultOnly, int userId) { 10455 if (!sUserManager.exists(userId)) return null; 10456 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10457 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10458 } 10459 10460 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10461 int userId) { 10462 if (!sUserManager.exists(userId)) return null; 10463 mFlags = flags; 10464 return super.queryIntent(intent, resolvedType, 10465 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10466 } 10467 10468 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10469 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 10470 if (!sUserManager.exists(userId)) return null; 10471 if (packageActivities == null) { 10472 return null; 10473 } 10474 mFlags = flags; 10475 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10476 final int N = packageActivities.size(); 10477 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 10478 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 10479 10480 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 10481 for (int i = 0; i < N; ++i) { 10482 intentFilters = packageActivities.get(i).intents; 10483 if (intentFilters != null && intentFilters.size() > 0) { 10484 PackageParser.ActivityIntentInfo[] array = 10485 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 10486 intentFilters.toArray(array); 10487 listCut.add(array); 10488 } 10489 } 10490 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10491 } 10492 10493 /** 10494 * Finds a privileged activity that matches the specified activity names. 10495 */ 10496 private PackageParser.Activity findMatchingActivity( 10497 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 10498 for (PackageParser.Activity sysActivity : activityList) { 10499 if (sysActivity.info.name.equals(activityInfo.name)) { 10500 return sysActivity; 10501 } 10502 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 10503 return sysActivity; 10504 } 10505 if (sysActivity.info.targetActivity != null) { 10506 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 10507 return sysActivity; 10508 } 10509 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 10510 return sysActivity; 10511 } 10512 } 10513 } 10514 return null; 10515 } 10516 10517 public class IterGenerator<E> { 10518 public Iterator<E> generate(ActivityIntentInfo info) { 10519 return null; 10520 } 10521 } 10522 10523 public class ActionIterGenerator extends IterGenerator<String> { 10524 @Override 10525 public Iterator<String> generate(ActivityIntentInfo info) { 10526 return info.actionsIterator(); 10527 } 10528 } 10529 10530 public class CategoriesIterGenerator extends IterGenerator<String> { 10531 @Override 10532 public Iterator<String> generate(ActivityIntentInfo info) { 10533 return info.categoriesIterator(); 10534 } 10535 } 10536 10537 public class SchemesIterGenerator extends IterGenerator<String> { 10538 @Override 10539 public Iterator<String> generate(ActivityIntentInfo info) { 10540 return info.schemesIterator(); 10541 } 10542 } 10543 10544 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 10545 @Override 10546 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 10547 return info.authoritiesIterator(); 10548 } 10549 } 10550 10551 /** 10552 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 10553 * MODIFIED. Do not pass in a list that should not be changed. 10554 */ 10555 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 10556 IterGenerator<T> generator, Iterator<T> searchIterator) { 10557 // loop through the set of actions; every one must be found in the intent filter 10558 while (searchIterator.hasNext()) { 10559 // we must have at least one filter in the list to consider a match 10560 if (intentList.size() == 0) { 10561 break; 10562 } 10563 10564 final T searchAction = searchIterator.next(); 10565 10566 // loop through the set of intent filters 10567 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 10568 while (intentIter.hasNext()) { 10569 final ActivityIntentInfo intentInfo = intentIter.next(); 10570 boolean selectionFound = false; 10571 10572 // loop through the intent filter's selection criteria; at least one 10573 // of them must match the searched criteria 10574 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 10575 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 10576 final T intentSelection = intentSelectionIter.next(); 10577 if (intentSelection != null && intentSelection.equals(searchAction)) { 10578 selectionFound = true; 10579 break; 10580 } 10581 } 10582 10583 // the selection criteria wasn't found in this filter's set; this filter 10584 // is not a potential match 10585 if (!selectionFound) { 10586 intentIter.remove(); 10587 } 10588 } 10589 } 10590 } 10591 10592 private boolean isProtectedAction(ActivityIntentInfo filter) { 10593 final Iterator<String> actionsIter = filter.actionsIterator(); 10594 while (actionsIter != null && actionsIter.hasNext()) { 10595 final String filterAction = actionsIter.next(); 10596 if (PROTECTED_ACTIONS.contains(filterAction)) { 10597 return true; 10598 } 10599 } 10600 return false; 10601 } 10602 10603 /** 10604 * Adjusts the priority of the given intent filter according to policy. 10605 * <p> 10606 * <ul> 10607 * <li>The priority for non privileged applications is capped to '0'</li> 10608 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 10609 * <li>The priority for unbundled updates to privileged applications is capped to the 10610 * priority defined on the system partition</li> 10611 * </ul> 10612 * <p> 10613 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 10614 * allowed to obtain any priority on any action. 10615 */ 10616 private void adjustPriority( 10617 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 10618 // nothing to do; priority is fine as-is 10619 if (intent.getPriority() <= 0) { 10620 return; 10621 } 10622 10623 final ActivityInfo activityInfo = intent.activity.info; 10624 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 10625 10626 final boolean privilegedApp = 10627 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 10628 if (!privilegedApp) { 10629 // non-privileged applications can never define a priority >0 10630 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 10631 + " package: " + applicationInfo.packageName 10632 + " activity: " + intent.activity.className 10633 + " origPrio: " + intent.getPriority()); 10634 intent.setPriority(0); 10635 return; 10636 } 10637 10638 if (systemActivities == null) { 10639 // the system package is not disabled; we're parsing the system partition 10640 if (isProtectedAction(intent)) { 10641 if (mDeferProtectedFilters) { 10642 // We can't deal with these just yet. No component should ever obtain a 10643 // >0 priority for a protected actions, with ONE exception -- the setup 10644 // wizard. The setup wizard, however, cannot be known until we're able to 10645 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 10646 // until all intent filters have been processed. Chicken, meet egg. 10647 // Let the filter temporarily have a high priority and rectify the 10648 // priorities after all system packages have been scanned. 10649 mProtectedFilters.add(intent); 10650 if (DEBUG_FILTERS) { 10651 Slog.i(TAG, "Protected action; save for later;" 10652 + " package: " + applicationInfo.packageName 10653 + " activity: " + intent.activity.className 10654 + " origPrio: " + intent.getPriority()); 10655 } 10656 return; 10657 } else { 10658 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 10659 Slog.i(TAG, "No setup wizard;" 10660 + " All protected intents capped to priority 0"); 10661 } 10662 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 10663 if (DEBUG_FILTERS) { 10664 Slog.i(TAG, "Found setup wizard;" 10665 + " allow priority " + intent.getPriority() + ";" 10666 + " package: " + intent.activity.info.packageName 10667 + " activity: " + intent.activity.className 10668 + " priority: " + intent.getPriority()); 10669 } 10670 // setup wizard gets whatever it wants 10671 return; 10672 } 10673 Slog.w(TAG, "Protected action; cap priority to 0;" 10674 + " package: " + intent.activity.info.packageName 10675 + " activity: " + intent.activity.className 10676 + " origPrio: " + intent.getPriority()); 10677 intent.setPriority(0); 10678 return; 10679 } 10680 } 10681 // privileged apps on the system image get whatever priority they request 10682 return; 10683 } 10684 10685 // privileged app unbundled update ... try to find the same activity 10686 final PackageParser.Activity foundActivity = 10687 findMatchingActivity(systemActivities, activityInfo); 10688 if (foundActivity == null) { 10689 // this is a new activity; it cannot obtain >0 priority 10690 if (DEBUG_FILTERS) { 10691 Slog.i(TAG, "New activity; cap priority to 0;" 10692 + " package: " + applicationInfo.packageName 10693 + " activity: " + intent.activity.className 10694 + " origPrio: " + intent.getPriority()); 10695 } 10696 intent.setPriority(0); 10697 return; 10698 } 10699 10700 // found activity, now check for filter equivalence 10701 10702 // a shallow copy is enough; we modify the list, not its contents 10703 final List<ActivityIntentInfo> intentListCopy = 10704 new ArrayList<>(foundActivity.intents); 10705 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 10706 10707 // find matching action subsets 10708 final Iterator<String> actionsIterator = intent.actionsIterator(); 10709 if (actionsIterator != null) { 10710 getIntentListSubset( 10711 intentListCopy, new ActionIterGenerator(), actionsIterator); 10712 if (intentListCopy.size() == 0) { 10713 // no more intents to match; we're not equivalent 10714 if (DEBUG_FILTERS) { 10715 Slog.i(TAG, "Mismatched action; cap priority to 0;" 10716 + " package: " + applicationInfo.packageName 10717 + " activity: " + intent.activity.className 10718 + " origPrio: " + intent.getPriority()); 10719 } 10720 intent.setPriority(0); 10721 return; 10722 } 10723 } 10724 10725 // find matching category subsets 10726 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 10727 if (categoriesIterator != null) { 10728 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 10729 categoriesIterator); 10730 if (intentListCopy.size() == 0) { 10731 // no more intents to match; we're not equivalent 10732 if (DEBUG_FILTERS) { 10733 Slog.i(TAG, "Mismatched category; cap priority to 0;" 10734 + " package: " + applicationInfo.packageName 10735 + " activity: " + intent.activity.className 10736 + " origPrio: " + intent.getPriority()); 10737 } 10738 intent.setPriority(0); 10739 return; 10740 } 10741 } 10742 10743 // find matching schemes subsets 10744 final Iterator<String> schemesIterator = intent.schemesIterator(); 10745 if (schemesIterator != null) { 10746 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 10747 schemesIterator); 10748 if (intentListCopy.size() == 0) { 10749 // no more intents to match; we're not equivalent 10750 if (DEBUG_FILTERS) { 10751 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 10752 + " package: " + applicationInfo.packageName 10753 + " activity: " + intent.activity.className 10754 + " origPrio: " + intent.getPriority()); 10755 } 10756 intent.setPriority(0); 10757 return; 10758 } 10759 } 10760 10761 // find matching authorities subsets 10762 final Iterator<IntentFilter.AuthorityEntry> 10763 authoritiesIterator = intent.authoritiesIterator(); 10764 if (authoritiesIterator != null) { 10765 getIntentListSubset(intentListCopy, 10766 new AuthoritiesIterGenerator(), 10767 authoritiesIterator); 10768 if (intentListCopy.size() == 0) { 10769 // no more intents to match; we're not equivalent 10770 if (DEBUG_FILTERS) { 10771 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 10772 + " package: " + applicationInfo.packageName 10773 + " activity: " + intent.activity.className 10774 + " origPrio: " + intent.getPriority()); 10775 } 10776 intent.setPriority(0); 10777 return; 10778 } 10779 } 10780 10781 // we found matching filter(s); app gets the max priority of all intents 10782 int cappedPriority = 0; 10783 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 10784 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 10785 } 10786 if (intent.getPriority() > cappedPriority) { 10787 if (DEBUG_FILTERS) { 10788 Slog.i(TAG, "Found matching filter(s);" 10789 + " cap priority to " + cappedPriority + ";" 10790 + " package: " + applicationInfo.packageName 10791 + " activity: " + intent.activity.className 10792 + " origPrio: " + intent.getPriority()); 10793 } 10794 intent.setPriority(cappedPriority); 10795 return; 10796 } 10797 // all this for nothing; the requested priority was <= what was on the system 10798 } 10799 10800 public final void addActivity(PackageParser.Activity a, String type) { 10801 mActivities.put(a.getComponentName(), a); 10802 if (DEBUG_SHOW_INFO) 10803 Log.v( 10804 TAG, " " + type + " " + 10805 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 10806 if (DEBUG_SHOW_INFO) 10807 Log.v(TAG, " Class=" + a.info.name); 10808 final int NI = a.intents.size(); 10809 for (int j=0; j<NI; j++) { 10810 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10811 if ("activity".equals(type)) { 10812 final PackageSetting ps = 10813 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 10814 final List<PackageParser.Activity> systemActivities = 10815 ps != null && ps.pkg != null ? ps.pkg.activities : null; 10816 adjustPriority(systemActivities, intent); 10817 } 10818 if (DEBUG_SHOW_INFO) { 10819 Log.v(TAG, " IntentFilter:"); 10820 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10821 } 10822 if (!intent.debugCheck()) { 10823 Log.w(TAG, "==> For Activity " + a.info.name); 10824 } 10825 addFilter(intent); 10826 } 10827 } 10828 10829 public final void removeActivity(PackageParser.Activity a, String type) { 10830 mActivities.remove(a.getComponentName()); 10831 if (DEBUG_SHOW_INFO) { 10832 Log.v(TAG, " " + type + " " 10833 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 10834 : a.info.name) + ":"); 10835 Log.v(TAG, " Class=" + a.info.name); 10836 } 10837 final int NI = a.intents.size(); 10838 for (int j=0; j<NI; j++) { 10839 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10840 if (DEBUG_SHOW_INFO) { 10841 Log.v(TAG, " IntentFilter:"); 10842 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10843 } 10844 removeFilter(intent); 10845 } 10846 } 10847 10848 @Override 10849 protected boolean allowFilterResult( 10850 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 10851 ActivityInfo filterAi = filter.activity.info; 10852 for (int i=dest.size()-1; i>=0; i--) { 10853 ActivityInfo destAi = dest.get(i).activityInfo; 10854 if (destAi.name == filterAi.name 10855 && destAi.packageName == filterAi.packageName) { 10856 return false; 10857 } 10858 } 10859 return true; 10860 } 10861 10862 @Override 10863 protected ActivityIntentInfo[] newArray(int size) { 10864 return new ActivityIntentInfo[size]; 10865 } 10866 10867 @Override 10868 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 10869 if (!sUserManager.exists(userId)) return true; 10870 PackageParser.Package p = filter.activity.owner; 10871 if (p != null) { 10872 PackageSetting ps = (PackageSetting)p.mExtras; 10873 if (ps != null) { 10874 // System apps are never considered stopped for purposes of 10875 // filtering, because there may be no way for the user to 10876 // actually re-launch them. 10877 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 10878 && ps.getStopped(userId); 10879 } 10880 } 10881 return false; 10882 } 10883 10884 @Override 10885 protected boolean isPackageForFilter(String packageName, 10886 PackageParser.ActivityIntentInfo info) { 10887 return packageName.equals(info.activity.owner.packageName); 10888 } 10889 10890 @Override 10891 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 10892 int match, int userId) { 10893 if (!sUserManager.exists(userId)) return null; 10894 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 10895 return null; 10896 } 10897 final PackageParser.Activity activity = info.activity; 10898 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 10899 if (ps == null) { 10900 return null; 10901 } 10902 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 10903 ps.readUserState(userId), userId); 10904 if (ai == null) { 10905 return null; 10906 } 10907 final ResolveInfo res = new ResolveInfo(); 10908 res.activityInfo = ai; 10909 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 10910 res.filter = info; 10911 } 10912 if (info != null) { 10913 res.handleAllWebDataURI = info.handleAllWebDataURI(); 10914 } 10915 res.priority = info.getPriority(); 10916 res.preferredOrder = activity.owner.mPreferredOrder; 10917 //System.out.println("Result: " + res.activityInfo.className + 10918 // " = " + res.priority); 10919 res.match = match; 10920 res.isDefault = info.hasDefault; 10921 res.labelRes = info.labelRes; 10922 res.nonLocalizedLabel = info.nonLocalizedLabel; 10923 if (userNeedsBadging(userId)) { 10924 res.noResourceId = true; 10925 } else { 10926 res.icon = info.icon; 10927 } 10928 res.iconResourceId = info.icon; 10929 res.system = res.activityInfo.applicationInfo.isSystemApp(); 10930 return res; 10931 } 10932 10933 @Override 10934 protected void sortResults(List<ResolveInfo> results) { 10935 Collections.sort(results, mResolvePrioritySorter); 10936 } 10937 10938 @Override 10939 protected void dumpFilter(PrintWriter out, String prefix, 10940 PackageParser.ActivityIntentInfo filter) { 10941 out.print(prefix); out.print( 10942 Integer.toHexString(System.identityHashCode(filter.activity))); 10943 out.print(' '); 10944 filter.activity.printComponentShortName(out); 10945 out.print(" filter "); 10946 out.println(Integer.toHexString(System.identityHashCode(filter))); 10947 } 10948 10949 @Override 10950 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 10951 return filter.activity; 10952 } 10953 10954 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10955 PackageParser.Activity activity = (PackageParser.Activity)label; 10956 out.print(prefix); out.print( 10957 Integer.toHexString(System.identityHashCode(activity))); 10958 out.print(' '); 10959 activity.printComponentShortName(out); 10960 if (count > 1) { 10961 out.print(" ("); out.print(count); out.print(" filters)"); 10962 } 10963 out.println(); 10964 } 10965 10966 // Keys are String (activity class name), values are Activity. 10967 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 10968 = new ArrayMap<ComponentName, PackageParser.Activity>(); 10969 private int mFlags; 10970 } 10971 10972 private final class ServiceIntentResolver 10973 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 10974 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10975 boolean defaultOnly, int userId) { 10976 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10977 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10978 } 10979 10980 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10981 int userId) { 10982 if (!sUserManager.exists(userId)) return null; 10983 mFlags = flags; 10984 return super.queryIntent(intent, resolvedType, 10985 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10986 } 10987 10988 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10989 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 10990 if (!sUserManager.exists(userId)) return null; 10991 if (packageServices == null) { 10992 return null; 10993 } 10994 mFlags = flags; 10995 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10996 final int N = packageServices.size(); 10997 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 10998 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 10999 11000 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 11001 for (int i = 0; i < N; ++i) { 11002 intentFilters = packageServices.get(i).intents; 11003 if (intentFilters != null && intentFilters.size() > 0) { 11004 PackageParser.ServiceIntentInfo[] array = 11005 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 11006 intentFilters.toArray(array); 11007 listCut.add(array); 11008 } 11009 } 11010 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11011 } 11012 11013 public final void addService(PackageParser.Service s) { 11014 mServices.put(s.getComponentName(), s); 11015 if (DEBUG_SHOW_INFO) { 11016 Log.v(TAG, " " 11017 + (s.info.nonLocalizedLabel != null 11018 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 11019 Log.v(TAG, " Class=" + s.info.name); 11020 } 11021 final int NI = s.intents.size(); 11022 int j; 11023 for (j=0; j<NI; j++) { 11024 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 11025 if (DEBUG_SHOW_INFO) { 11026 Log.v(TAG, " IntentFilter:"); 11027 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11028 } 11029 if (!intent.debugCheck()) { 11030 Log.w(TAG, "==> For Service " + s.info.name); 11031 } 11032 addFilter(intent); 11033 } 11034 } 11035 11036 public final void removeService(PackageParser.Service s) { 11037 mServices.remove(s.getComponentName()); 11038 if (DEBUG_SHOW_INFO) { 11039 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 11040 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 11041 Log.v(TAG, " Class=" + s.info.name); 11042 } 11043 final int NI = s.intents.size(); 11044 int j; 11045 for (j=0; j<NI; j++) { 11046 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 11047 if (DEBUG_SHOW_INFO) { 11048 Log.v(TAG, " IntentFilter:"); 11049 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11050 } 11051 removeFilter(intent); 11052 } 11053 } 11054 11055 @Override 11056 protected boolean allowFilterResult( 11057 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 11058 ServiceInfo filterSi = filter.service.info; 11059 for (int i=dest.size()-1; i>=0; i--) { 11060 ServiceInfo destAi = dest.get(i).serviceInfo; 11061 if (destAi.name == filterSi.name 11062 && destAi.packageName == filterSi.packageName) { 11063 return false; 11064 } 11065 } 11066 return true; 11067 } 11068 11069 @Override 11070 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 11071 return new PackageParser.ServiceIntentInfo[size]; 11072 } 11073 11074 @Override 11075 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 11076 if (!sUserManager.exists(userId)) return true; 11077 PackageParser.Package p = filter.service.owner; 11078 if (p != null) { 11079 PackageSetting ps = (PackageSetting)p.mExtras; 11080 if (ps != null) { 11081 // System apps are never considered stopped for purposes of 11082 // filtering, because there may be no way for the user to 11083 // actually re-launch them. 11084 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 11085 && ps.getStopped(userId); 11086 } 11087 } 11088 return false; 11089 } 11090 11091 @Override 11092 protected boolean isPackageForFilter(String packageName, 11093 PackageParser.ServiceIntentInfo info) { 11094 return packageName.equals(info.service.owner.packageName); 11095 } 11096 11097 @Override 11098 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 11099 int match, int userId) { 11100 if (!sUserManager.exists(userId)) return null; 11101 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 11102 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 11103 return null; 11104 } 11105 final PackageParser.Service service = info.service; 11106 PackageSetting ps = (PackageSetting) service.owner.mExtras; 11107 if (ps == null) { 11108 return null; 11109 } 11110 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 11111 ps.readUserState(userId), userId); 11112 if (si == null) { 11113 return null; 11114 } 11115 final ResolveInfo res = new ResolveInfo(); 11116 res.serviceInfo = si; 11117 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 11118 res.filter = filter; 11119 } 11120 res.priority = info.getPriority(); 11121 res.preferredOrder = service.owner.mPreferredOrder; 11122 res.match = match; 11123 res.isDefault = info.hasDefault; 11124 res.labelRes = info.labelRes; 11125 res.nonLocalizedLabel = info.nonLocalizedLabel; 11126 res.icon = info.icon; 11127 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 11128 return res; 11129 } 11130 11131 @Override 11132 protected void sortResults(List<ResolveInfo> results) { 11133 Collections.sort(results, mResolvePrioritySorter); 11134 } 11135 11136 @Override 11137 protected void dumpFilter(PrintWriter out, String prefix, 11138 PackageParser.ServiceIntentInfo filter) { 11139 out.print(prefix); out.print( 11140 Integer.toHexString(System.identityHashCode(filter.service))); 11141 out.print(' '); 11142 filter.service.printComponentShortName(out); 11143 out.print(" filter "); 11144 out.println(Integer.toHexString(System.identityHashCode(filter))); 11145 } 11146 11147 @Override 11148 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 11149 return filter.service; 11150 } 11151 11152 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11153 PackageParser.Service service = (PackageParser.Service)label; 11154 out.print(prefix); out.print( 11155 Integer.toHexString(System.identityHashCode(service))); 11156 out.print(' '); 11157 service.printComponentShortName(out); 11158 if (count > 1) { 11159 out.print(" ("); out.print(count); out.print(" filters)"); 11160 } 11161 out.println(); 11162 } 11163 11164// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 11165// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 11166// final List<ResolveInfo> retList = Lists.newArrayList(); 11167// while (i.hasNext()) { 11168// final ResolveInfo resolveInfo = (ResolveInfo) i; 11169// if (isEnabledLP(resolveInfo.serviceInfo)) { 11170// retList.add(resolveInfo); 11171// } 11172// } 11173// return retList; 11174// } 11175 11176 // Keys are String (activity class name), values are Activity. 11177 private final ArrayMap<ComponentName, PackageParser.Service> mServices 11178 = new ArrayMap<ComponentName, PackageParser.Service>(); 11179 private int mFlags; 11180 }; 11181 11182 private final class ProviderIntentResolver 11183 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 11184 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11185 boolean defaultOnly, int userId) { 11186 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 11187 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11188 } 11189 11190 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11191 int userId) { 11192 if (!sUserManager.exists(userId)) 11193 return null; 11194 mFlags = flags; 11195 return super.queryIntent(intent, resolvedType, 11196 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 11197 } 11198 11199 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11200 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 11201 if (!sUserManager.exists(userId)) 11202 return null; 11203 if (packageProviders == null) { 11204 return null; 11205 } 11206 mFlags = flags; 11207 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11208 final int N = packageProviders.size(); 11209 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 11210 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 11211 11212 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 11213 for (int i = 0; i < N; ++i) { 11214 intentFilters = packageProviders.get(i).intents; 11215 if (intentFilters != null && intentFilters.size() > 0) { 11216 PackageParser.ProviderIntentInfo[] array = 11217 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 11218 intentFilters.toArray(array); 11219 listCut.add(array); 11220 } 11221 } 11222 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11223 } 11224 11225 public final void addProvider(PackageParser.Provider p) { 11226 if (mProviders.containsKey(p.getComponentName())) { 11227 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 11228 return; 11229 } 11230 11231 mProviders.put(p.getComponentName(), p); 11232 if (DEBUG_SHOW_INFO) { 11233 Log.v(TAG, " " 11234 + (p.info.nonLocalizedLabel != null 11235 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11236 Log.v(TAG, " Class=" + p.info.name); 11237 } 11238 final int NI = p.intents.size(); 11239 int j; 11240 for (j = 0; j < NI; j++) { 11241 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11242 if (DEBUG_SHOW_INFO) { 11243 Log.v(TAG, " IntentFilter:"); 11244 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11245 } 11246 if (!intent.debugCheck()) { 11247 Log.w(TAG, "==> For Provider " + p.info.name); 11248 } 11249 addFilter(intent); 11250 } 11251 } 11252 11253 public final void removeProvider(PackageParser.Provider p) { 11254 mProviders.remove(p.getComponentName()); 11255 if (DEBUG_SHOW_INFO) { 11256 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 11257 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11258 Log.v(TAG, " Class=" + p.info.name); 11259 } 11260 final int NI = p.intents.size(); 11261 int j; 11262 for (j = 0; j < NI; j++) { 11263 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11264 if (DEBUG_SHOW_INFO) { 11265 Log.v(TAG, " IntentFilter:"); 11266 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11267 } 11268 removeFilter(intent); 11269 } 11270 } 11271 11272 @Override 11273 protected boolean allowFilterResult( 11274 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 11275 ProviderInfo filterPi = filter.provider.info; 11276 for (int i = dest.size() - 1; i >= 0; i--) { 11277 ProviderInfo destPi = dest.get(i).providerInfo; 11278 if (destPi.name == filterPi.name 11279 && destPi.packageName == filterPi.packageName) { 11280 return false; 11281 } 11282 } 11283 return true; 11284 } 11285 11286 @Override 11287 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 11288 return new PackageParser.ProviderIntentInfo[size]; 11289 } 11290 11291 @Override 11292 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 11293 if (!sUserManager.exists(userId)) 11294 return true; 11295 PackageParser.Package p = filter.provider.owner; 11296 if (p != null) { 11297 PackageSetting ps = (PackageSetting) p.mExtras; 11298 if (ps != null) { 11299 // System apps are never considered stopped for purposes of 11300 // filtering, because there may be no way for the user to 11301 // actually re-launch them. 11302 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 11303 && ps.getStopped(userId); 11304 } 11305 } 11306 return false; 11307 } 11308 11309 @Override 11310 protected boolean isPackageForFilter(String packageName, 11311 PackageParser.ProviderIntentInfo info) { 11312 return packageName.equals(info.provider.owner.packageName); 11313 } 11314 11315 @Override 11316 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 11317 int match, int userId) { 11318 if (!sUserManager.exists(userId)) 11319 return null; 11320 final PackageParser.ProviderIntentInfo info = filter; 11321 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 11322 return null; 11323 } 11324 final PackageParser.Provider provider = info.provider; 11325 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 11326 if (ps == null) { 11327 return null; 11328 } 11329 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 11330 ps.readUserState(userId), userId); 11331 if (pi == null) { 11332 return null; 11333 } 11334 final ResolveInfo res = new ResolveInfo(); 11335 res.providerInfo = pi; 11336 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 11337 res.filter = filter; 11338 } 11339 res.priority = info.getPriority(); 11340 res.preferredOrder = provider.owner.mPreferredOrder; 11341 res.match = match; 11342 res.isDefault = info.hasDefault; 11343 res.labelRes = info.labelRes; 11344 res.nonLocalizedLabel = info.nonLocalizedLabel; 11345 res.icon = info.icon; 11346 res.system = res.providerInfo.applicationInfo.isSystemApp(); 11347 return res; 11348 } 11349 11350 @Override 11351 protected void sortResults(List<ResolveInfo> results) { 11352 Collections.sort(results, mResolvePrioritySorter); 11353 } 11354 11355 @Override 11356 protected void dumpFilter(PrintWriter out, String prefix, 11357 PackageParser.ProviderIntentInfo filter) { 11358 out.print(prefix); 11359 out.print( 11360 Integer.toHexString(System.identityHashCode(filter.provider))); 11361 out.print(' '); 11362 filter.provider.printComponentShortName(out); 11363 out.print(" filter "); 11364 out.println(Integer.toHexString(System.identityHashCode(filter))); 11365 } 11366 11367 @Override 11368 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 11369 return filter.provider; 11370 } 11371 11372 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11373 PackageParser.Provider provider = (PackageParser.Provider)label; 11374 out.print(prefix); out.print( 11375 Integer.toHexString(System.identityHashCode(provider))); 11376 out.print(' '); 11377 provider.printComponentShortName(out); 11378 if (count > 1) { 11379 out.print(" ("); out.print(count); out.print(" filters)"); 11380 } 11381 out.println(); 11382 } 11383 11384 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 11385 = new ArrayMap<ComponentName, PackageParser.Provider>(); 11386 private int mFlags; 11387 } 11388 11389 private static final class EphemeralIntentResolver 11390 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 11391 /** 11392 * The result that has the highest defined order. Ordering applies on a 11393 * per-package basis. Mapping is from package name to Pair of order and 11394 * EphemeralResolveInfo. 11395 * <p> 11396 * NOTE: This is implemented as a field variable for convenience and efficiency. 11397 * By having a field variable, we're able to track filter ordering as soon as 11398 * a non-zero order is defined. Otherwise, multiple loops across the result set 11399 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 11400 * this needs to be contained entirely within {@link #filterResults()}. 11401 */ 11402 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 11403 11404 @Override 11405 protected EphemeralResolveIntentInfo[] newArray(int size) { 11406 return new EphemeralResolveIntentInfo[size]; 11407 } 11408 11409 @Override 11410 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 11411 return true; 11412 } 11413 11414 @Override 11415 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 11416 int userId) { 11417 if (!sUserManager.exists(userId)) { 11418 return null; 11419 } 11420 final String packageName = info.getEphemeralResolveInfo().getPackageName(); 11421 final Integer order = info.getOrder(); 11422 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 11423 mOrderResult.get(packageName); 11424 // ordering is enabled and this item's order isn't high enough 11425 if (lastOrderResult != null && lastOrderResult.first >= order) { 11426 return null; 11427 } 11428 final EphemeralResolveInfo res = info.getEphemeralResolveInfo(); 11429 if (order > 0) { 11430 // non-zero order, enable ordering 11431 mOrderResult.put(packageName, new Pair<>(order, res)); 11432 } 11433 return res; 11434 } 11435 11436 @Override 11437 protected void filterResults(List<EphemeralResolveInfo> results) { 11438 // only do work if ordering is enabled [most of the time it won't be] 11439 if (mOrderResult.size() == 0) { 11440 return; 11441 } 11442 int resultSize = results.size(); 11443 for (int i = 0; i < resultSize; i++) { 11444 final EphemeralResolveInfo info = results.get(i); 11445 final String packageName = info.getPackageName(); 11446 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 11447 if (savedInfo == null) { 11448 // package doesn't having ordering 11449 continue; 11450 } 11451 if (savedInfo.second == info) { 11452 // circled back to the highest ordered item; remove from order list 11453 mOrderResult.remove(savedInfo); 11454 if (mOrderResult.size() == 0) { 11455 // no more ordered items 11456 break; 11457 } 11458 continue; 11459 } 11460 // item has a worse order, remove it from the result list 11461 results.remove(i); 11462 resultSize--; 11463 i--; 11464 } 11465 } 11466 } 11467 11468 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 11469 new Comparator<ResolveInfo>() { 11470 public int compare(ResolveInfo r1, ResolveInfo r2) { 11471 int v1 = r1.priority; 11472 int v2 = r2.priority; 11473 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 11474 if (v1 != v2) { 11475 return (v1 > v2) ? -1 : 1; 11476 } 11477 v1 = r1.preferredOrder; 11478 v2 = r2.preferredOrder; 11479 if (v1 != v2) { 11480 return (v1 > v2) ? -1 : 1; 11481 } 11482 if (r1.isDefault != r2.isDefault) { 11483 return r1.isDefault ? -1 : 1; 11484 } 11485 v1 = r1.match; 11486 v2 = r2.match; 11487 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 11488 if (v1 != v2) { 11489 return (v1 > v2) ? -1 : 1; 11490 } 11491 if (r1.system != r2.system) { 11492 return r1.system ? -1 : 1; 11493 } 11494 if (r1.activityInfo != null) { 11495 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 11496 } 11497 if (r1.serviceInfo != null) { 11498 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 11499 } 11500 if (r1.providerInfo != null) { 11501 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 11502 } 11503 return 0; 11504 } 11505 }; 11506 11507 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 11508 new Comparator<ProviderInfo>() { 11509 public int compare(ProviderInfo p1, ProviderInfo p2) { 11510 final int v1 = p1.initOrder; 11511 final int v2 = p2.initOrder; 11512 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 11513 } 11514 }; 11515 11516 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 11517 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 11518 final int[] userIds) { 11519 mHandler.post(new Runnable() { 11520 @Override 11521 public void run() { 11522 try { 11523 final IActivityManager am = ActivityManagerNative.getDefault(); 11524 if (am == null) return; 11525 final int[] resolvedUserIds; 11526 if (userIds == null) { 11527 resolvedUserIds = am.getRunningUserIds(); 11528 } else { 11529 resolvedUserIds = userIds; 11530 } 11531 for (int id : resolvedUserIds) { 11532 final Intent intent = new Intent(action, 11533 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 11534 if (extras != null) { 11535 intent.putExtras(extras); 11536 } 11537 if (targetPkg != null) { 11538 intent.setPackage(targetPkg); 11539 } 11540 // Modify the UID when posting to other users 11541 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 11542 if (uid > 0 && UserHandle.getUserId(uid) != id) { 11543 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 11544 intent.putExtra(Intent.EXTRA_UID, uid); 11545 } 11546 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 11547 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 11548 if (DEBUG_BROADCASTS) { 11549 RuntimeException here = new RuntimeException("here"); 11550 here.fillInStackTrace(); 11551 Slog.d(TAG, "Sending to user " + id + ": " 11552 + intent.toShortString(false, true, false, false) 11553 + " " + intent.getExtras(), here); 11554 } 11555 am.broadcastIntent(null, intent, null, finishedReceiver, 11556 0, null, null, null, android.app.AppOpsManager.OP_NONE, 11557 null, finishedReceiver != null, false, id); 11558 } 11559 } catch (RemoteException ex) { 11560 } 11561 } 11562 }); 11563 } 11564 11565 /** 11566 * Check if the external storage media is available. This is true if there 11567 * is a mounted external storage medium or if the external storage is 11568 * emulated. 11569 */ 11570 private boolean isExternalMediaAvailable() { 11571 return mMediaMounted || Environment.isExternalStorageEmulated(); 11572 } 11573 11574 @Override 11575 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 11576 // writer 11577 synchronized (mPackages) { 11578 if (!isExternalMediaAvailable()) { 11579 // If the external storage is no longer mounted at this point, 11580 // the caller may not have been able to delete all of this 11581 // packages files and can not delete any more. Bail. 11582 return null; 11583 } 11584 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 11585 if (lastPackage != null) { 11586 pkgs.remove(lastPackage); 11587 } 11588 if (pkgs.size() > 0) { 11589 return pkgs.get(0); 11590 } 11591 } 11592 return null; 11593 } 11594 11595 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 11596 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 11597 userId, andCode ? 1 : 0, packageName); 11598 if (mSystemReady) { 11599 msg.sendToTarget(); 11600 } else { 11601 if (mPostSystemReadyMessages == null) { 11602 mPostSystemReadyMessages = new ArrayList<>(); 11603 } 11604 mPostSystemReadyMessages.add(msg); 11605 } 11606 } 11607 11608 void startCleaningPackages() { 11609 // reader 11610 if (!isExternalMediaAvailable()) { 11611 return; 11612 } 11613 synchronized (mPackages) { 11614 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 11615 return; 11616 } 11617 } 11618 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 11619 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 11620 IActivityManager am = ActivityManagerNative.getDefault(); 11621 if (am != null) { 11622 try { 11623 am.startService(null, intent, null, mContext.getOpPackageName(), 11624 UserHandle.USER_SYSTEM); 11625 } catch (RemoteException e) { 11626 } 11627 } 11628 } 11629 11630 @Override 11631 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 11632 int installFlags, String installerPackageName, int userId) { 11633 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 11634 11635 final int callingUid = Binder.getCallingUid(); 11636 enforceCrossUserPermission(callingUid, userId, 11637 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 11638 11639 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11640 try { 11641 if (observer != null) { 11642 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 11643 } 11644 } catch (RemoteException re) { 11645 } 11646 return; 11647 } 11648 11649 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 11650 installFlags |= PackageManager.INSTALL_FROM_ADB; 11651 11652 } else { 11653 // Caller holds INSTALL_PACKAGES permission, so we're less strict 11654 // about installerPackageName. 11655 11656 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 11657 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 11658 } 11659 11660 UserHandle user; 11661 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 11662 user = UserHandle.ALL; 11663 } else { 11664 user = new UserHandle(userId); 11665 } 11666 11667 // Only system components can circumvent runtime permissions when installing. 11668 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 11669 && mContext.checkCallingOrSelfPermission(Manifest.permission 11670 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 11671 throw new SecurityException("You need the " 11672 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 11673 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 11674 } 11675 11676 final File originFile = new File(originPath); 11677 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 11678 11679 final Message msg = mHandler.obtainMessage(INIT_COPY); 11680 final VerificationInfo verificationInfo = new VerificationInfo( 11681 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 11682 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 11683 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 11684 null /*packageAbiOverride*/, null /*grantedPermissions*/, 11685 null /*certificates*/); 11686 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 11687 msg.obj = params; 11688 11689 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 11690 System.identityHashCode(msg.obj)); 11691 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11692 System.identityHashCode(msg.obj)); 11693 11694 mHandler.sendMessage(msg); 11695 } 11696 11697 void installStage(String packageName, File stagedDir, String stagedCid, 11698 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 11699 String installerPackageName, int installerUid, UserHandle user, 11700 Certificate[][] certificates) { 11701 if (DEBUG_EPHEMERAL) { 11702 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 11703 Slog.d(TAG, "Ephemeral install of " + packageName); 11704 } 11705 } 11706 final VerificationInfo verificationInfo = new VerificationInfo( 11707 sessionParams.originatingUri, sessionParams.referrerUri, 11708 sessionParams.originatingUid, installerUid); 11709 11710 final OriginInfo origin; 11711 if (stagedDir != null) { 11712 origin = OriginInfo.fromStagedFile(stagedDir); 11713 } else { 11714 origin = OriginInfo.fromStagedContainer(stagedCid); 11715 } 11716 11717 final Message msg = mHandler.obtainMessage(INIT_COPY); 11718 final InstallParams params = new InstallParams(origin, null, observer, 11719 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 11720 verificationInfo, user, sessionParams.abiOverride, 11721 sessionParams.grantedRuntimePermissions, certificates); 11722 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 11723 msg.obj = params; 11724 11725 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 11726 System.identityHashCode(msg.obj)); 11727 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11728 System.identityHashCode(msg.obj)); 11729 11730 mHandler.sendMessage(msg); 11731 } 11732 11733 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 11734 int userId) { 11735 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 11736 sendPackageAddedForUser(packageName, isSystem, pkgSetting.appId, userId); 11737 } 11738 11739 private void sendPackageAddedForUser(String packageName, boolean isSystem, 11740 int appId, int userId) { 11741 Bundle extras = new Bundle(1); 11742 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, appId)); 11743 11744 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 11745 packageName, extras, 0, null, null, new int[] {userId}); 11746 try { 11747 IActivityManager am = ActivityManagerNative.getDefault(); 11748 if (isSystem && am.isUserRunning(userId, 0)) { 11749 // The just-installed/enabled app is bundled on the system, so presumed 11750 // to be able to run automatically without needing an explicit launch. 11751 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 11752 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 11753 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 11754 .setPackage(packageName); 11755 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 11756 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 11757 } 11758 } catch (RemoteException e) { 11759 // shouldn't happen 11760 Slog.w(TAG, "Unable to bootstrap installed package", e); 11761 } 11762 } 11763 11764 @Override 11765 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 11766 int userId) { 11767 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11768 PackageSetting pkgSetting; 11769 final int uid = Binder.getCallingUid(); 11770 enforceCrossUserPermission(uid, userId, 11771 true /* requireFullPermission */, true /* checkShell */, 11772 "setApplicationHiddenSetting for user " + userId); 11773 11774 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 11775 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 11776 return false; 11777 } 11778 11779 long callingId = Binder.clearCallingIdentity(); 11780 try { 11781 boolean sendAdded = false; 11782 boolean sendRemoved = false; 11783 // writer 11784 synchronized (mPackages) { 11785 pkgSetting = mSettings.mPackages.get(packageName); 11786 if (pkgSetting == null) { 11787 return false; 11788 } 11789 // Do not allow "android" is being disabled 11790 if ("android".equals(packageName)) { 11791 Slog.w(TAG, "Cannot hide package: android"); 11792 return false; 11793 } 11794 // Only allow protected packages to hide themselves. 11795 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 11796 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 11797 Slog.w(TAG, "Not hiding protected package: " + packageName); 11798 return false; 11799 } 11800 11801 if (pkgSetting.getHidden(userId) != hidden) { 11802 pkgSetting.setHidden(hidden, userId); 11803 mSettings.writePackageRestrictionsLPr(userId); 11804 if (hidden) { 11805 sendRemoved = true; 11806 } else { 11807 sendAdded = true; 11808 } 11809 } 11810 } 11811 if (sendAdded) { 11812 sendPackageAddedForUser(packageName, pkgSetting, userId); 11813 return true; 11814 } 11815 if (sendRemoved) { 11816 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 11817 "hiding pkg"); 11818 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 11819 return true; 11820 } 11821 } finally { 11822 Binder.restoreCallingIdentity(callingId); 11823 } 11824 return false; 11825 } 11826 11827 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 11828 int userId) { 11829 final PackageRemovedInfo info = new PackageRemovedInfo(); 11830 info.removedPackage = packageName; 11831 info.removedUsers = new int[] {userId}; 11832 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 11833 info.sendPackageRemovedBroadcasts(true /*killApp*/); 11834 } 11835 11836 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 11837 if (pkgList.length > 0) { 11838 Bundle extras = new Bundle(1); 11839 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 11840 11841 sendPackageBroadcast( 11842 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 11843 : Intent.ACTION_PACKAGES_UNSUSPENDED, 11844 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 11845 new int[] {userId}); 11846 } 11847 } 11848 11849 /** 11850 * Returns true if application is not found or there was an error. Otherwise it returns 11851 * the hidden state of the package for the given user. 11852 */ 11853 @Override 11854 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 11855 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11856 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11857 true /* requireFullPermission */, false /* checkShell */, 11858 "getApplicationHidden for user " + userId); 11859 PackageSetting pkgSetting; 11860 long callingId = Binder.clearCallingIdentity(); 11861 try { 11862 // writer 11863 synchronized (mPackages) { 11864 pkgSetting = mSettings.mPackages.get(packageName); 11865 if (pkgSetting == null) { 11866 return true; 11867 } 11868 return pkgSetting.getHidden(userId); 11869 } 11870 } finally { 11871 Binder.restoreCallingIdentity(callingId); 11872 } 11873 } 11874 11875 /** 11876 * @hide 11877 */ 11878 @Override 11879 public int installExistingPackageAsUser(String packageName, int userId) { 11880 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 11881 null); 11882 PackageSetting pkgSetting; 11883 final int uid = Binder.getCallingUid(); 11884 enforceCrossUserPermission(uid, userId, 11885 true /* requireFullPermission */, true /* checkShell */, 11886 "installExistingPackage for user " + userId); 11887 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11888 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 11889 } 11890 11891 long callingId = Binder.clearCallingIdentity(); 11892 try { 11893 boolean installed = false; 11894 11895 // writer 11896 synchronized (mPackages) { 11897 pkgSetting = mSettings.mPackages.get(packageName); 11898 if (pkgSetting == null) { 11899 return PackageManager.INSTALL_FAILED_INVALID_URI; 11900 } 11901 if (!pkgSetting.getInstalled(userId)) { 11902 pkgSetting.setInstalled(true, userId); 11903 pkgSetting.setHidden(false, userId); 11904 mSettings.writePackageRestrictionsLPr(userId); 11905 installed = true; 11906 } 11907 } 11908 11909 if (installed) { 11910 if (pkgSetting.pkg != null) { 11911 synchronized (mInstallLock) { 11912 // We don't need to freeze for a brand new install 11913 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 11914 } 11915 } 11916 sendPackageAddedForUser(packageName, pkgSetting, userId); 11917 } 11918 } finally { 11919 Binder.restoreCallingIdentity(callingId); 11920 } 11921 11922 return PackageManager.INSTALL_SUCCEEDED; 11923 } 11924 11925 boolean isUserRestricted(int userId, String restrictionKey) { 11926 Bundle restrictions = sUserManager.getUserRestrictions(userId); 11927 if (restrictions.getBoolean(restrictionKey, false)) { 11928 Log.w(TAG, "User is restricted: " + restrictionKey); 11929 return true; 11930 } 11931 return false; 11932 } 11933 11934 @Override 11935 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 11936 int userId) { 11937 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11938 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11939 true /* requireFullPermission */, true /* checkShell */, 11940 "setPackagesSuspended for user " + userId); 11941 11942 if (ArrayUtils.isEmpty(packageNames)) { 11943 return packageNames; 11944 } 11945 11946 // List of package names for whom the suspended state has changed. 11947 List<String> changedPackages = new ArrayList<>(packageNames.length); 11948 // List of package names for whom the suspended state is not set as requested in this 11949 // method. 11950 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 11951 long callingId = Binder.clearCallingIdentity(); 11952 try { 11953 for (int i = 0; i < packageNames.length; i++) { 11954 String packageName = packageNames[i]; 11955 boolean changed = false; 11956 final int appId; 11957 synchronized (mPackages) { 11958 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 11959 if (pkgSetting == null) { 11960 Slog.w(TAG, "Could not find package setting for package \"" + packageName 11961 + "\". Skipping suspending/un-suspending."); 11962 unactionedPackages.add(packageName); 11963 continue; 11964 } 11965 appId = pkgSetting.appId; 11966 if (pkgSetting.getSuspended(userId) != suspended) { 11967 if (!canSuspendPackageForUserLocked(packageName, userId)) { 11968 unactionedPackages.add(packageName); 11969 continue; 11970 } 11971 pkgSetting.setSuspended(suspended, userId); 11972 mSettings.writePackageRestrictionsLPr(userId); 11973 changed = true; 11974 changedPackages.add(packageName); 11975 } 11976 } 11977 11978 if (changed && suspended) { 11979 killApplication(packageName, UserHandle.getUid(userId, appId), 11980 "suspending package"); 11981 } 11982 } 11983 } finally { 11984 Binder.restoreCallingIdentity(callingId); 11985 } 11986 11987 if (!changedPackages.isEmpty()) { 11988 sendPackagesSuspendedForUser(changedPackages.toArray( 11989 new String[changedPackages.size()]), userId, suspended); 11990 } 11991 11992 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 11993 } 11994 11995 @Override 11996 public boolean isPackageSuspendedForUser(String packageName, int userId) { 11997 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11998 true /* requireFullPermission */, false /* checkShell */, 11999 "isPackageSuspendedForUser for user " + userId); 12000 synchronized (mPackages) { 12001 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 12002 if (pkgSetting == null) { 12003 throw new IllegalArgumentException("Unknown target package: " + packageName); 12004 } 12005 return pkgSetting.getSuspended(userId); 12006 } 12007 } 12008 12009 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 12010 if (isPackageDeviceAdmin(packageName, userId)) { 12011 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12012 + "\": has an active device admin"); 12013 return false; 12014 } 12015 12016 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 12017 if (packageName.equals(activeLauncherPackageName)) { 12018 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12019 + "\": contains the active launcher"); 12020 return false; 12021 } 12022 12023 if (packageName.equals(mRequiredInstallerPackage)) { 12024 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12025 + "\": required for package installation"); 12026 return false; 12027 } 12028 12029 if (packageName.equals(mRequiredUninstallerPackage)) { 12030 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12031 + "\": required for package uninstallation"); 12032 return false; 12033 } 12034 12035 if (packageName.equals(mRequiredVerifierPackage)) { 12036 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12037 + "\": required for package verification"); 12038 return false; 12039 } 12040 12041 if (packageName.equals(getDefaultDialerPackageName(userId))) { 12042 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12043 + "\": is the default dialer"); 12044 return false; 12045 } 12046 12047 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 12048 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 12049 + "\": protected package"); 12050 return false; 12051 } 12052 12053 return true; 12054 } 12055 12056 private String getActiveLauncherPackageName(int userId) { 12057 Intent intent = new Intent(Intent.ACTION_MAIN); 12058 intent.addCategory(Intent.CATEGORY_HOME); 12059 ResolveInfo resolveInfo = resolveIntent( 12060 intent, 12061 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 12062 PackageManager.MATCH_DEFAULT_ONLY, 12063 userId); 12064 12065 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 12066 } 12067 12068 private String getDefaultDialerPackageName(int userId) { 12069 synchronized (mPackages) { 12070 return mSettings.getDefaultDialerPackageNameLPw(userId); 12071 } 12072 } 12073 12074 @Override 12075 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 12076 mContext.enforceCallingOrSelfPermission( 12077 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12078 "Only package verification agents can verify applications"); 12079 12080 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 12081 final PackageVerificationResponse response = new PackageVerificationResponse( 12082 verificationCode, Binder.getCallingUid()); 12083 msg.arg1 = id; 12084 msg.obj = response; 12085 mHandler.sendMessage(msg); 12086 } 12087 12088 @Override 12089 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 12090 long millisecondsToDelay) { 12091 mContext.enforceCallingOrSelfPermission( 12092 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12093 "Only package verification agents can extend verification timeouts"); 12094 12095 final PackageVerificationState state = mPendingVerification.get(id); 12096 final PackageVerificationResponse response = new PackageVerificationResponse( 12097 verificationCodeAtTimeout, Binder.getCallingUid()); 12098 12099 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 12100 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 12101 } 12102 if (millisecondsToDelay < 0) { 12103 millisecondsToDelay = 0; 12104 } 12105 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 12106 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 12107 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 12108 } 12109 12110 if ((state != null) && !state.timeoutExtended()) { 12111 state.extendTimeout(); 12112 12113 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 12114 msg.arg1 = id; 12115 msg.obj = response; 12116 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 12117 } 12118 } 12119 12120 private void broadcastPackageVerified(int verificationId, Uri packageUri, 12121 int verificationCode, UserHandle user) { 12122 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 12123 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 12124 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 12125 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 12126 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 12127 12128 mContext.sendBroadcastAsUser(intent, user, 12129 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 12130 } 12131 12132 private ComponentName matchComponentForVerifier(String packageName, 12133 List<ResolveInfo> receivers) { 12134 ActivityInfo targetReceiver = null; 12135 12136 final int NR = receivers.size(); 12137 for (int i = 0; i < NR; i++) { 12138 final ResolveInfo info = receivers.get(i); 12139 if (info.activityInfo == null) { 12140 continue; 12141 } 12142 12143 if (packageName.equals(info.activityInfo.packageName)) { 12144 targetReceiver = info.activityInfo; 12145 break; 12146 } 12147 } 12148 12149 if (targetReceiver == null) { 12150 return null; 12151 } 12152 12153 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 12154 } 12155 12156 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 12157 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 12158 if (pkgInfo.verifiers.length == 0) { 12159 return null; 12160 } 12161 12162 final int N = pkgInfo.verifiers.length; 12163 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 12164 for (int i = 0; i < N; i++) { 12165 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 12166 12167 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 12168 receivers); 12169 if (comp == null) { 12170 continue; 12171 } 12172 12173 final int verifierUid = getUidForVerifier(verifierInfo); 12174 if (verifierUid == -1) { 12175 continue; 12176 } 12177 12178 if (DEBUG_VERIFY) { 12179 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 12180 + " with the correct signature"); 12181 } 12182 sufficientVerifiers.add(comp); 12183 verificationState.addSufficientVerifier(verifierUid); 12184 } 12185 12186 return sufficientVerifiers; 12187 } 12188 12189 private int getUidForVerifier(VerifierInfo verifierInfo) { 12190 synchronized (mPackages) { 12191 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 12192 if (pkg == null) { 12193 return -1; 12194 } else if (pkg.mSignatures.length != 1) { 12195 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12196 + " has more than one signature; ignoring"); 12197 return -1; 12198 } 12199 12200 /* 12201 * If the public key of the package's signature does not match 12202 * our expected public key, then this is a different package and 12203 * we should skip. 12204 */ 12205 12206 final byte[] expectedPublicKey; 12207 try { 12208 final Signature verifierSig = pkg.mSignatures[0]; 12209 final PublicKey publicKey = verifierSig.getPublicKey(); 12210 expectedPublicKey = publicKey.getEncoded(); 12211 } catch (CertificateException e) { 12212 return -1; 12213 } 12214 12215 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 12216 12217 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 12218 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12219 + " does not have the expected public key; ignoring"); 12220 return -1; 12221 } 12222 12223 return pkg.applicationInfo.uid; 12224 } 12225 } 12226 12227 @Override 12228 public void finishPackageInstall(int token, boolean didLaunch) { 12229 enforceSystemOrRoot("Only the system is allowed to finish installs"); 12230 12231 if (DEBUG_INSTALL) { 12232 Slog.v(TAG, "BM finishing package install for " + token); 12233 } 12234 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12235 12236 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 12237 mHandler.sendMessage(msg); 12238 } 12239 12240 /** 12241 * Get the verification agent timeout. 12242 * 12243 * @return verification timeout in milliseconds 12244 */ 12245 private long getVerificationTimeout() { 12246 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 12247 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 12248 DEFAULT_VERIFICATION_TIMEOUT); 12249 } 12250 12251 /** 12252 * Get the default verification agent response code. 12253 * 12254 * @return default verification response code 12255 */ 12256 private int getDefaultVerificationResponse() { 12257 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12258 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 12259 DEFAULT_VERIFICATION_RESPONSE); 12260 } 12261 12262 /** 12263 * Check whether or not package verification has been enabled. 12264 * 12265 * @return true if verification should be performed 12266 */ 12267 private boolean isVerificationEnabled(int userId, int installFlags) { 12268 if (!DEFAULT_VERIFY_ENABLE) { 12269 return false; 12270 } 12271 // Ephemeral apps don't get the full verification treatment 12272 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 12273 if (DEBUG_EPHEMERAL) { 12274 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 12275 } 12276 return false; 12277 } 12278 12279 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 12280 12281 // Check if installing from ADB 12282 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 12283 // Do not run verification in a test harness environment 12284 if (ActivityManager.isRunningInTestHarness()) { 12285 return false; 12286 } 12287 if (ensureVerifyAppsEnabled) { 12288 return true; 12289 } 12290 // Check if the developer does not want package verification for ADB installs 12291 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12292 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 12293 return false; 12294 } 12295 } 12296 12297 if (ensureVerifyAppsEnabled) { 12298 return true; 12299 } 12300 12301 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12302 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 12303 } 12304 12305 @Override 12306 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 12307 throws RemoteException { 12308 mContext.enforceCallingOrSelfPermission( 12309 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 12310 "Only intentfilter verification agents can verify applications"); 12311 12312 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 12313 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 12314 Binder.getCallingUid(), verificationCode, failedDomains); 12315 msg.arg1 = id; 12316 msg.obj = response; 12317 mHandler.sendMessage(msg); 12318 } 12319 12320 @Override 12321 public int getIntentVerificationStatus(String packageName, int userId) { 12322 synchronized (mPackages) { 12323 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 12324 } 12325 } 12326 12327 @Override 12328 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 12329 mContext.enforceCallingOrSelfPermission( 12330 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12331 12332 boolean result = false; 12333 synchronized (mPackages) { 12334 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 12335 } 12336 if (result) { 12337 scheduleWritePackageRestrictionsLocked(userId); 12338 } 12339 return result; 12340 } 12341 12342 @Override 12343 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 12344 String packageName) { 12345 synchronized (mPackages) { 12346 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 12347 } 12348 } 12349 12350 @Override 12351 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 12352 if (TextUtils.isEmpty(packageName)) { 12353 return ParceledListSlice.emptyList(); 12354 } 12355 synchronized (mPackages) { 12356 PackageParser.Package pkg = mPackages.get(packageName); 12357 if (pkg == null || pkg.activities == null) { 12358 return ParceledListSlice.emptyList(); 12359 } 12360 final int count = pkg.activities.size(); 12361 ArrayList<IntentFilter> result = new ArrayList<>(); 12362 for (int n=0; n<count; n++) { 12363 PackageParser.Activity activity = pkg.activities.get(n); 12364 if (activity.intents != null && activity.intents.size() > 0) { 12365 result.addAll(activity.intents); 12366 } 12367 } 12368 return new ParceledListSlice<>(result); 12369 } 12370 } 12371 12372 @Override 12373 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 12374 mContext.enforceCallingOrSelfPermission( 12375 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12376 12377 synchronized (mPackages) { 12378 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 12379 if (packageName != null) { 12380 result |= updateIntentVerificationStatus(packageName, 12381 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 12382 userId); 12383 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 12384 packageName, userId); 12385 } 12386 return result; 12387 } 12388 } 12389 12390 @Override 12391 public String getDefaultBrowserPackageName(int userId) { 12392 synchronized (mPackages) { 12393 return mSettings.getDefaultBrowserPackageNameLPw(userId); 12394 } 12395 } 12396 12397 /** 12398 * Get the "allow unknown sources" setting. 12399 * 12400 * @return the current "allow unknown sources" setting 12401 */ 12402 private int getUnknownSourcesSettings() { 12403 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 12404 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 12405 -1); 12406 } 12407 12408 @Override 12409 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 12410 final int uid = Binder.getCallingUid(); 12411 // writer 12412 synchronized (mPackages) { 12413 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 12414 if (targetPackageSetting == null) { 12415 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 12416 } 12417 12418 PackageSetting installerPackageSetting; 12419 if (installerPackageName != null) { 12420 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 12421 if (installerPackageSetting == null) { 12422 throw new IllegalArgumentException("Unknown installer package: " 12423 + installerPackageName); 12424 } 12425 } else { 12426 installerPackageSetting = null; 12427 } 12428 12429 Signature[] callerSignature; 12430 Object obj = mSettings.getUserIdLPr(uid); 12431 if (obj != null) { 12432 if (obj instanceof SharedUserSetting) { 12433 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 12434 } else if (obj instanceof PackageSetting) { 12435 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 12436 } else { 12437 throw new SecurityException("Bad object " + obj + " for uid " + uid); 12438 } 12439 } else { 12440 throw new SecurityException("Unknown calling UID: " + uid); 12441 } 12442 12443 // Verify: can't set installerPackageName to a package that is 12444 // not signed with the same cert as the caller. 12445 if (installerPackageSetting != null) { 12446 if (compareSignatures(callerSignature, 12447 installerPackageSetting.signatures.mSignatures) 12448 != PackageManager.SIGNATURE_MATCH) { 12449 throw new SecurityException( 12450 "Caller does not have same cert as new installer package " 12451 + installerPackageName); 12452 } 12453 } 12454 12455 // Verify: if target already has an installer package, it must 12456 // be signed with the same cert as the caller. 12457 if (targetPackageSetting.installerPackageName != null) { 12458 PackageSetting setting = mSettings.mPackages.get( 12459 targetPackageSetting.installerPackageName); 12460 // If the currently set package isn't valid, then it's always 12461 // okay to change it. 12462 if (setting != null) { 12463 if (compareSignatures(callerSignature, 12464 setting.signatures.mSignatures) 12465 != PackageManager.SIGNATURE_MATCH) { 12466 throw new SecurityException( 12467 "Caller does not have same cert as old installer package " 12468 + targetPackageSetting.installerPackageName); 12469 } 12470 } 12471 } 12472 12473 // Okay! 12474 targetPackageSetting.installerPackageName = installerPackageName; 12475 if (installerPackageName != null) { 12476 mSettings.mInstallerPackages.add(installerPackageName); 12477 } 12478 scheduleWriteSettingsLocked(); 12479 } 12480 } 12481 12482 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 12483 // Queue up an async operation since the package installation may take a little while. 12484 mHandler.post(new Runnable() { 12485 public void run() { 12486 mHandler.removeCallbacks(this); 12487 // Result object to be returned 12488 PackageInstalledInfo res = new PackageInstalledInfo(); 12489 res.setReturnCode(currentStatus); 12490 res.uid = -1; 12491 res.pkg = null; 12492 res.removedInfo = null; 12493 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12494 args.doPreInstall(res.returnCode); 12495 synchronized (mInstallLock) { 12496 installPackageTracedLI(args, res); 12497 } 12498 args.doPostInstall(res.returnCode, res.uid); 12499 } 12500 12501 // A restore should be performed at this point if (a) the install 12502 // succeeded, (b) the operation is not an update, and (c) the new 12503 // package has not opted out of backup participation. 12504 final boolean update = res.removedInfo != null 12505 && res.removedInfo.removedPackage != null; 12506 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 12507 boolean doRestore = !update 12508 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 12509 12510 // Set up the post-install work request bookkeeping. This will be used 12511 // and cleaned up by the post-install event handling regardless of whether 12512 // there's a restore pass performed. Token values are >= 1. 12513 int token; 12514 if (mNextInstallToken < 0) mNextInstallToken = 1; 12515 token = mNextInstallToken++; 12516 12517 PostInstallData data = new PostInstallData(args, res); 12518 mRunningInstalls.put(token, data); 12519 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 12520 12521 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 12522 // Pass responsibility to the Backup Manager. It will perform a 12523 // restore if appropriate, then pass responsibility back to the 12524 // Package Manager to run the post-install observer callbacks 12525 // and broadcasts. 12526 IBackupManager bm = IBackupManager.Stub.asInterface( 12527 ServiceManager.getService(Context.BACKUP_SERVICE)); 12528 if (bm != null) { 12529 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 12530 + " to BM for possible restore"); 12531 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12532 try { 12533 // TODO: http://b/22388012 12534 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 12535 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 12536 } else { 12537 doRestore = false; 12538 } 12539 } catch (RemoteException e) { 12540 // can't happen; the backup manager is local 12541 } catch (Exception e) { 12542 Slog.e(TAG, "Exception trying to enqueue restore", e); 12543 doRestore = false; 12544 } 12545 } else { 12546 Slog.e(TAG, "Backup Manager not found!"); 12547 doRestore = false; 12548 } 12549 } 12550 12551 if (!doRestore) { 12552 // No restore possible, or the Backup Manager was mysteriously not 12553 // available -- just fire the post-install work request directly. 12554 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 12555 12556 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 12557 12558 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 12559 mHandler.sendMessage(msg); 12560 } 12561 } 12562 }); 12563 } 12564 12565 /** 12566 * Callback from PackageSettings whenever an app is first transitioned out of the 12567 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 12568 * the app was "launched" for a restoreAtInstall operation. Therefore we check 12569 * here whether the app is the target of an ongoing install, and only send the 12570 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 12571 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 12572 * handling. 12573 */ 12574 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 12575 // Serialize this with the rest of the install-process message chain. In the 12576 // restore-at-install case, this Runnable will necessarily run before the 12577 // POST_INSTALL message is processed, so the contents of mRunningInstalls 12578 // are coherent. In the non-restore case, the app has already completed install 12579 // and been launched through some other means, so it is not in a problematic 12580 // state for observers to see the FIRST_LAUNCH signal. 12581 mHandler.post(new Runnable() { 12582 @Override 12583 public void run() { 12584 for (int i = 0; i < mRunningInstalls.size(); i++) { 12585 final PostInstallData data = mRunningInstalls.valueAt(i); 12586 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12587 continue; 12588 } 12589 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 12590 // right package; but is it for the right user? 12591 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 12592 if (userId == data.res.newUsers[uIndex]) { 12593 if (DEBUG_BACKUP) { 12594 Slog.i(TAG, "Package " + pkgName 12595 + " being restored so deferring FIRST_LAUNCH"); 12596 } 12597 return; 12598 } 12599 } 12600 } 12601 } 12602 // didn't find it, so not being restored 12603 if (DEBUG_BACKUP) { 12604 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 12605 } 12606 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 12607 } 12608 }); 12609 } 12610 12611 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 12612 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 12613 installerPkg, null, userIds); 12614 } 12615 12616 private abstract class HandlerParams { 12617 private static final int MAX_RETRIES = 4; 12618 12619 /** 12620 * Number of times startCopy() has been attempted and had a non-fatal 12621 * error. 12622 */ 12623 private int mRetries = 0; 12624 12625 /** User handle for the user requesting the information or installation. */ 12626 private final UserHandle mUser; 12627 String traceMethod; 12628 int traceCookie; 12629 12630 HandlerParams(UserHandle user) { 12631 mUser = user; 12632 } 12633 12634 UserHandle getUser() { 12635 return mUser; 12636 } 12637 12638 HandlerParams setTraceMethod(String traceMethod) { 12639 this.traceMethod = traceMethod; 12640 return this; 12641 } 12642 12643 HandlerParams setTraceCookie(int traceCookie) { 12644 this.traceCookie = traceCookie; 12645 return this; 12646 } 12647 12648 final boolean startCopy() { 12649 boolean res; 12650 try { 12651 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 12652 12653 if (++mRetries > MAX_RETRIES) { 12654 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 12655 mHandler.sendEmptyMessage(MCS_GIVE_UP); 12656 handleServiceError(); 12657 return false; 12658 } else { 12659 handleStartCopy(); 12660 res = true; 12661 } 12662 } catch (RemoteException e) { 12663 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 12664 mHandler.sendEmptyMessage(MCS_RECONNECT); 12665 res = false; 12666 } 12667 handleReturnCode(); 12668 return res; 12669 } 12670 12671 final void serviceError() { 12672 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 12673 handleServiceError(); 12674 handleReturnCode(); 12675 } 12676 12677 abstract void handleStartCopy() throws RemoteException; 12678 abstract void handleServiceError(); 12679 abstract void handleReturnCode(); 12680 } 12681 12682 class MeasureParams extends HandlerParams { 12683 private final PackageStats mStats; 12684 private boolean mSuccess; 12685 12686 private final IPackageStatsObserver mObserver; 12687 12688 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 12689 super(new UserHandle(stats.userHandle)); 12690 mObserver = observer; 12691 mStats = stats; 12692 } 12693 12694 @Override 12695 public String toString() { 12696 return "MeasureParams{" 12697 + Integer.toHexString(System.identityHashCode(this)) 12698 + " " + mStats.packageName + "}"; 12699 } 12700 12701 @Override 12702 void handleStartCopy() throws RemoteException { 12703 synchronized (mInstallLock) { 12704 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 12705 } 12706 12707 if (mSuccess) { 12708 boolean mounted = false; 12709 try { 12710 final String status = Environment.getExternalStorageState(); 12711 mounted = (Environment.MEDIA_MOUNTED.equals(status) 12712 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 12713 } catch (Exception e) { 12714 } 12715 12716 if (mounted) { 12717 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 12718 12719 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 12720 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 12721 12722 mStats.externalDataSize = calculateDirectorySize(mContainerService, 12723 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 12724 12725 // Always subtract cache size, since it's a subdirectory 12726 mStats.externalDataSize -= mStats.externalCacheSize; 12727 12728 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 12729 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 12730 12731 mStats.externalObbSize = calculateDirectorySize(mContainerService, 12732 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 12733 } 12734 } 12735 } 12736 12737 @Override 12738 void handleReturnCode() { 12739 if (mObserver != null) { 12740 try { 12741 mObserver.onGetStatsCompleted(mStats, mSuccess); 12742 } catch (RemoteException e) { 12743 Slog.i(TAG, "Observer no longer exists."); 12744 } 12745 } 12746 } 12747 12748 @Override 12749 void handleServiceError() { 12750 Slog.e(TAG, "Could not measure application " + mStats.packageName 12751 + " external storage"); 12752 } 12753 } 12754 12755 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 12756 throws RemoteException { 12757 long result = 0; 12758 for (File path : paths) { 12759 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 12760 } 12761 return result; 12762 } 12763 12764 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 12765 for (File path : paths) { 12766 try { 12767 mcs.clearDirectory(path.getAbsolutePath()); 12768 } catch (RemoteException e) { 12769 } 12770 } 12771 } 12772 12773 static class OriginInfo { 12774 /** 12775 * Location where install is coming from, before it has been 12776 * copied/renamed into place. This could be a single monolithic APK 12777 * file, or a cluster directory. This location may be untrusted. 12778 */ 12779 final File file; 12780 final String cid; 12781 12782 /** 12783 * Flag indicating that {@link #file} or {@link #cid} has already been 12784 * staged, meaning downstream users don't need to defensively copy the 12785 * contents. 12786 */ 12787 final boolean staged; 12788 12789 /** 12790 * Flag indicating that {@link #file} or {@link #cid} is an already 12791 * installed app that is being moved. 12792 */ 12793 final boolean existing; 12794 12795 final String resolvedPath; 12796 final File resolvedFile; 12797 12798 static OriginInfo fromNothing() { 12799 return new OriginInfo(null, null, false, false); 12800 } 12801 12802 static OriginInfo fromUntrustedFile(File file) { 12803 return new OriginInfo(file, null, false, false); 12804 } 12805 12806 static OriginInfo fromExistingFile(File file) { 12807 return new OriginInfo(file, null, false, true); 12808 } 12809 12810 static OriginInfo fromStagedFile(File file) { 12811 return new OriginInfo(file, null, true, false); 12812 } 12813 12814 static OriginInfo fromStagedContainer(String cid) { 12815 return new OriginInfo(null, cid, true, false); 12816 } 12817 12818 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 12819 this.file = file; 12820 this.cid = cid; 12821 this.staged = staged; 12822 this.existing = existing; 12823 12824 if (cid != null) { 12825 resolvedPath = PackageHelper.getSdDir(cid); 12826 resolvedFile = new File(resolvedPath); 12827 } else if (file != null) { 12828 resolvedPath = file.getAbsolutePath(); 12829 resolvedFile = file; 12830 } else { 12831 resolvedPath = null; 12832 resolvedFile = null; 12833 } 12834 } 12835 } 12836 12837 static class MoveInfo { 12838 final int moveId; 12839 final String fromUuid; 12840 final String toUuid; 12841 final String packageName; 12842 final String dataAppName; 12843 final int appId; 12844 final String seinfo; 12845 final int targetSdkVersion; 12846 12847 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 12848 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 12849 this.moveId = moveId; 12850 this.fromUuid = fromUuid; 12851 this.toUuid = toUuid; 12852 this.packageName = packageName; 12853 this.dataAppName = dataAppName; 12854 this.appId = appId; 12855 this.seinfo = seinfo; 12856 this.targetSdkVersion = targetSdkVersion; 12857 } 12858 } 12859 12860 static class VerificationInfo { 12861 /** A constant used to indicate that a uid value is not present. */ 12862 public static final int NO_UID = -1; 12863 12864 /** URI referencing where the package was downloaded from. */ 12865 final Uri originatingUri; 12866 12867 /** HTTP referrer URI associated with the originatingURI. */ 12868 final Uri referrer; 12869 12870 /** UID of the application that the install request originated from. */ 12871 final int originatingUid; 12872 12873 /** UID of application requesting the install */ 12874 final int installerUid; 12875 12876 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 12877 this.originatingUri = originatingUri; 12878 this.referrer = referrer; 12879 this.originatingUid = originatingUid; 12880 this.installerUid = installerUid; 12881 } 12882 } 12883 12884 class InstallParams extends HandlerParams { 12885 final OriginInfo origin; 12886 final MoveInfo move; 12887 final IPackageInstallObserver2 observer; 12888 int installFlags; 12889 final String installerPackageName; 12890 final String volumeUuid; 12891 private InstallArgs mArgs; 12892 private int mRet; 12893 final String packageAbiOverride; 12894 final String[] grantedRuntimePermissions; 12895 final VerificationInfo verificationInfo; 12896 final Certificate[][] certificates; 12897 12898 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 12899 int installFlags, String installerPackageName, String volumeUuid, 12900 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 12901 String[] grantedPermissions, Certificate[][] certificates) { 12902 super(user); 12903 this.origin = origin; 12904 this.move = move; 12905 this.observer = observer; 12906 this.installFlags = installFlags; 12907 this.installerPackageName = installerPackageName; 12908 this.volumeUuid = volumeUuid; 12909 this.verificationInfo = verificationInfo; 12910 this.packageAbiOverride = packageAbiOverride; 12911 this.grantedRuntimePermissions = grantedPermissions; 12912 this.certificates = certificates; 12913 } 12914 12915 @Override 12916 public String toString() { 12917 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 12918 + " file=" + origin.file + " cid=" + origin.cid + "}"; 12919 } 12920 12921 private int installLocationPolicy(PackageInfoLite pkgLite) { 12922 String packageName = pkgLite.packageName; 12923 int installLocation = pkgLite.installLocation; 12924 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12925 // reader 12926 synchronized (mPackages) { 12927 // Currently installed package which the new package is attempting to replace or 12928 // null if no such package is installed. 12929 PackageParser.Package installedPkg = mPackages.get(packageName); 12930 // Package which currently owns the data which the new package will own if installed. 12931 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 12932 // will be null whereas dataOwnerPkg will contain information about the package 12933 // which was uninstalled while keeping its data. 12934 PackageParser.Package dataOwnerPkg = installedPkg; 12935 if (dataOwnerPkg == null) { 12936 PackageSetting ps = mSettings.mPackages.get(packageName); 12937 if (ps != null) { 12938 dataOwnerPkg = ps.pkg; 12939 } 12940 } 12941 12942 if (dataOwnerPkg != null) { 12943 // If installed, the package will get access to data left on the device by its 12944 // predecessor. As a security measure, this is permited only if this is not a 12945 // version downgrade or if the predecessor package is marked as debuggable and 12946 // a downgrade is explicitly requested. 12947 // 12948 // On debuggable platform builds, downgrades are permitted even for 12949 // non-debuggable packages to make testing easier. Debuggable platform builds do 12950 // not offer security guarantees and thus it's OK to disable some security 12951 // mechanisms to make debugging/testing easier on those builds. However, even on 12952 // debuggable builds downgrades of packages are permitted only if requested via 12953 // installFlags. This is because we aim to keep the behavior of debuggable 12954 // platform builds as close as possible to the behavior of non-debuggable 12955 // platform builds. 12956 final boolean downgradeRequested = 12957 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 12958 final boolean packageDebuggable = 12959 (dataOwnerPkg.applicationInfo.flags 12960 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 12961 final boolean downgradePermitted = 12962 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 12963 if (!downgradePermitted) { 12964 try { 12965 checkDowngrade(dataOwnerPkg, pkgLite); 12966 } catch (PackageManagerException e) { 12967 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 12968 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 12969 } 12970 } 12971 } 12972 12973 if (installedPkg != null) { 12974 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12975 // Check for updated system application. 12976 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12977 if (onSd) { 12978 Slog.w(TAG, "Cannot install update to system app on sdcard"); 12979 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 12980 } 12981 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12982 } else { 12983 if (onSd) { 12984 // Install flag overrides everything. 12985 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12986 } 12987 // If current upgrade specifies particular preference 12988 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 12989 // Application explicitly specified internal. 12990 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12991 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 12992 // App explictly prefers external. Let policy decide 12993 } else { 12994 // Prefer previous location 12995 if (isExternal(installedPkg)) { 12996 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12997 } 12998 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12999 } 13000 } 13001 } else { 13002 // Invalid install. Return error code 13003 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 13004 } 13005 } 13006 } 13007 // All the special cases have been taken care of. 13008 // Return result based on recommended install location. 13009 if (onSd) { 13010 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 13011 } 13012 return pkgLite.recommendedInstallLocation; 13013 } 13014 13015 /* 13016 * Invoke remote method to get package information and install 13017 * location values. Override install location based on default 13018 * policy if needed and then create install arguments based 13019 * on the install location. 13020 */ 13021 public void handleStartCopy() throws RemoteException { 13022 int ret = PackageManager.INSTALL_SUCCEEDED; 13023 13024 // If we're already staged, we've firmly committed to an install location 13025 if (origin.staged) { 13026 if (origin.file != null) { 13027 installFlags |= PackageManager.INSTALL_INTERNAL; 13028 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 13029 } else if (origin.cid != null) { 13030 installFlags |= PackageManager.INSTALL_EXTERNAL; 13031 installFlags &= ~PackageManager.INSTALL_INTERNAL; 13032 } else { 13033 throw new IllegalStateException("Invalid stage location"); 13034 } 13035 } 13036 13037 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 13038 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 13039 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13040 PackageInfoLite pkgLite = null; 13041 13042 if (onInt && onSd) { 13043 // Check if both bits are set. 13044 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 13045 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 13046 } else if (onSd && ephemeral) { 13047 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 13048 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 13049 } else { 13050 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 13051 packageAbiOverride); 13052 13053 if (DEBUG_EPHEMERAL && ephemeral) { 13054 Slog.v(TAG, "pkgLite for install: " + pkgLite); 13055 } 13056 13057 /* 13058 * If we have too little free space, try to free cache 13059 * before giving up. 13060 */ 13061 if (!origin.staged && pkgLite.recommendedInstallLocation 13062 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 13063 // TODO: focus freeing disk space on the target device 13064 final StorageManager storage = StorageManager.from(mContext); 13065 final long lowThreshold = storage.getStorageLowBytes( 13066 Environment.getDataDirectory()); 13067 13068 final long sizeBytes = mContainerService.calculateInstalledSize( 13069 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 13070 13071 try { 13072 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 13073 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 13074 installFlags, packageAbiOverride); 13075 } catch (InstallerException e) { 13076 Slog.w(TAG, "Failed to free cache", e); 13077 } 13078 13079 /* 13080 * The cache free must have deleted the file we 13081 * downloaded to install. 13082 * 13083 * TODO: fix the "freeCache" call to not delete 13084 * the file we care about. 13085 */ 13086 if (pkgLite.recommendedInstallLocation 13087 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 13088 pkgLite.recommendedInstallLocation 13089 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 13090 } 13091 } 13092 } 13093 13094 if (ret == PackageManager.INSTALL_SUCCEEDED) { 13095 int loc = pkgLite.recommendedInstallLocation; 13096 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 13097 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 13098 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 13099 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 13100 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 13101 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 13102 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 13103 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 13104 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 13105 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 13106 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 13107 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 13108 } else { 13109 // Override with defaults if needed. 13110 loc = installLocationPolicy(pkgLite); 13111 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 13112 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 13113 } else if (!onSd && !onInt) { 13114 // Override install location with flags 13115 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 13116 // Set the flag to install on external media. 13117 installFlags |= PackageManager.INSTALL_EXTERNAL; 13118 installFlags &= ~PackageManager.INSTALL_INTERNAL; 13119 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 13120 if (DEBUG_EPHEMERAL) { 13121 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 13122 } 13123 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13124 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 13125 |PackageManager.INSTALL_INTERNAL); 13126 } else { 13127 // Make sure the flag for installing on external 13128 // media is unset 13129 installFlags |= PackageManager.INSTALL_INTERNAL; 13130 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 13131 } 13132 } 13133 } 13134 } 13135 13136 final InstallArgs args = createInstallArgs(this); 13137 mArgs = args; 13138 13139 if (ret == PackageManager.INSTALL_SUCCEEDED) { 13140 // TODO: http://b/22976637 13141 // Apps installed for "all" users use the device owner to verify the app 13142 UserHandle verifierUser = getUser(); 13143 if (verifierUser == UserHandle.ALL) { 13144 verifierUser = UserHandle.SYSTEM; 13145 } 13146 13147 /* 13148 * Determine if we have any installed package verifiers. If we 13149 * do, then we'll defer to them to verify the packages. 13150 */ 13151 final int requiredUid = mRequiredVerifierPackage == null ? -1 13152 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 13153 verifierUser.getIdentifier()); 13154 if (!origin.existing && requiredUid != -1 13155 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 13156 final Intent verification = new Intent( 13157 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 13158 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 13159 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 13160 PACKAGE_MIME_TYPE); 13161 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13162 13163 // Query all live verifiers based on current user state 13164 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 13165 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 13166 13167 if (DEBUG_VERIFY) { 13168 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 13169 + verification.toString() + " with " + pkgLite.verifiers.length 13170 + " optional verifiers"); 13171 } 13172 13173 final int verificationId = mPendingVerificationToken++; 13174 13175 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13176 13177 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 13178 installerPackageName); 13179 13180 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 13181 installFlags); 13182 13183 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 13184 pkgLite.packageName); 13185 13186 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 13187 pkgLite.versionCode); 13188 13189 if (verificationInfo != null) { 13190 if (verificationInfo.originatingUri != null) { 13191 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 13192 verificationInfo.originatingUri); 13193 } 13194 if (verificationInfo.referrer != null) { 13195 verification.putExtra(Intent.EXTRA_REFERRER, 13196 verificationInfo.referrer); 13197 } 13198 if (verificationInfo.originatingUid >= 0) { 13199 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 13200 verificationInfo.originatingUid); 13201 } 13202 if (verificationInfo.installerUid >= 0) { 13203 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 13204 verificationInfo.installerUid); 13205 } 13206 } 13207 13208 final PackageVerificationState verificationState = new PackageVerificationState( 13209 requiredUid, args); 13210 13211 mPendingVerification.append(verificationId, verificationState); 13212 13213 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 13214 receivers, verificationState); 13215 13216 /* 13217 * If any sufficient verifiers were listed in the package 13218 * manifest, attempt to ask them. 13219 */ 13220 if (sufficientVerifiers != null) { 13221 final int N = sufficientVerifiers.size(); 13222 if (N == 0) { 13223 Slog.i(TAG, "Additional verifiers required, but none installed."); 13224 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 13225 } else { 13226 for (int i = 0; i < N; i++) { 13227 final ComponentName verifierComponent = sufficientVerifiers.get(i); 13228 13229 final Intent sufficientIntent = new Intent(verification); 13230 sufficientIntent.setComponent(verifierComponent); 13231 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 13232 } 13233 } 13234 } 13235 13236 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 13237 mRequiredVerifierPackage, receivers); 13238 if (ret == PackageManager.INSTALL_SUCCEEDED 13239 && mRequiredVerifierPackage != null) { 13240 Trace.asyncTraceBegin( 13241 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 13242 /* 13243 * Send the intent to the required verification agent, 13244 * but only start the verification timeout after the 13245 * target BroadcastReceivers have run. 13246 */ 13247 verification.setComponent(requiredVerifierComponent); 13248 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 13249 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13250 new BroadcastReceiver() { 13251 @Override 13252 public void onReceive(Context context, Intent intent) { 13253 final Message msg = mHandler 13254 .obtainMessage(CHECK_PENDING_VERIFICATION); 13255 msg.arg1 = verificationId; 13256 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 13257 } 13258 }, null, 0, null, null); 13259 13260 /* 13261 * We don't want the copy to proceed until verification 13262 * succeeds, so null out this field. 13263 */ 13264 mArgs = null; 13265 } 13266 } else { 13267 /* 13268 * No package verification is enabled, so immediately start 13269 * the remote call to initiate copy using temporary file. 13270 */ 13271 ret = args.copyApk(mContainerService, true); 13272 } 13273 } 13274 13275 mRet = ret; 13276 } 13277 13278 @Override 13279 void handleReturnCode() { 13280 // If mArgs is null, then MCS couldn't be reached. When it 13281 // reconnects, it will try again to install. At that point, this 13282 // will succeed. 13283 if (mArgs != null) { 13284 processPendingInstall(mArgs, mRet); 13285 } 13286 } 13287 13288 @Override 13289 void handleServiceError() { 13290 mArgs = createInstallArgs(this); 13291 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13292 } 13293 13294 public boolean isForwardLocked() { 13295 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13296 } 13297 } 13298 13299 /** 13300 * Used during creation of InstallArgs 13301 * 13302 * @param installFlags package installation flags 13303 * @return true if should be installed on external storage 13304 */ 13305 private static boolean installOnExternalAsec(int installFlags) { 13306 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 13307 return false; 13308 } 13309 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13310 return true; 13311 } 13312 return false; 13313 } 13314 13315 /** 13316 * Used during creation of InstallArgs 13317 * 13318 * @param installFlags package installation flags 13319 * @return true if should be installed as forward locked 13320 */ 13321 private static boolean installForwardLocked(int installFlags) { 13322 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13323 } 13324 13325 private InstallArgs createInstallArgs(InstallParams params) { 13326 if (params.move != null) { 13327 return new MoveInstallArgs(params); 13328 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 13329 return new AsecInstallArgs(params); 13330 } else { 13331 return new FileInstallArgs(params); 13332 } 13333 } 13334 13335 /** 13336 * Create args that describe an existing installed package. Typically used 13337 * when cleaning up old installs, or used as a move source. 13338 */ 13339 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 13340 String resourcePath, String[] instructionSets) { 13341 final boolean isInAsec; 13342 if (installOnExternalAsec(installFlags)) { 13343 /* Apps on SD card are always in ASEC containers. */ 13344 isInAsec = true; 13345 } else if (installForwardLocked(installFlags) 13346 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 13347 /* 13348 * Forward-locked apps are only in ASEC containers if they're the 13349 * new style 13350 */ 13351 isInAsec = true; 13352 } else { 13353 isInAsec = false; 13354 } 13355 13356 if (isInAsec) { 13357 return new AsecInstallArgs(codePath, instructionSets, 13358 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 13359 } else { 13360 return new FileInstallArgs(codePath, resourcePath, instructionSets); 13361 } 13362 } 13363 13364 static abstract class InstallArgs { 13365 /** @see InstallParams#origin */ 13366 final OriginInfo origin; 13367 /** @see InstallParams#move */ 13368 final MoveInfo move; 13369 13370 final IPackageInstallObserver2 observer; 13371 // Always refers to PackageManager flags only 13372 final int installFlags; 13373 final String installerPackageName; 13374 final String volumeUuid; 13375 final UserHandle user; 13376 final String abiOverride; 13377 final String[] installGrantPermissions; 13378 /** If non-null, drop an async trace when the install completes */ 13379 final String traceMethod; 13380 final int traceCookie; 13381 final Certificate[][] certificates; 13382 13383 // The list of instruction sets supported by this app. This is currently 13384 // only used during the rmdex() phase to clean up resources. We can get rid of this 13385 // if we move dex files under the common app path. 13386 /* nullable */ String[] instructionSets; 13387 13388 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 13389 int installFlags, String installerPackageName, String volumeUuid, 13390 UserHandle user, String[] instructionSets, 13391 String abiOverride, String[] installGrantPermissions, 13392 String traceMethod, int traceCookie, Certificate[][] certificates) { 13393 this.origin = origin; 13394 this.move = move; 13395 this.installFlags = installFlags; 13396 this.observer = observer; 13397 this.installerPackageName = installerPackageName; 13398 this.volumeUuid = volumeUuid; 13399 this.user = user; 13400 this.instructionSets = instructionSets; 13401 this.abiOverride = abiOverride; 13402 this.installGrantPermissions = installGrantPermissions; 13403 this.traceMethod = traceMethod; 13404 this.traceCookie = traceCookie; 13405 this.certificates = certificates; 13406 } 13407 13408 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 13409 abstract int doPreInstall(int status); 13410 13411 /** 13412 * Rename package into final resting place. All paths on the given 13413 * scanned package should be updated to reflect the rename. 13414 */ 13415 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 13416 abstract int doPostInstall(int status, int uid); 13417 13418 /** @see PackageSettingBase#codePathString */ 13419 abstract String getCodePath(); 13420 /** @see PackageSettingBase#resourcePathString */ 13421 abstract String getResourcePath(); 13422 13423 // Need installer lock especially for dex file removal. 13424 abstract void cleanUpResourcesLI(); 13425 abstract boolean doPostDeleteLI(boolean delete); 13426 13427 /** 13428 * Called before the source arguments are copied. This is used mostly 13429 * for MoveParams when it needs to read the source file to put it in the 13430 * destination. 13431 */ 13432 int doPreCopy() { 13433 return PackageManager.INSTALL_SUCCEEDED; 13434 } 13435 13436 /** 13437 * Called after the source arguments are copied. This is used mostly for 13438 * MoveParams when it needs to read the source file to put it in the 13439 * destination. 13440 */ 13441 int doPostCopy(int uid) { 13442 return PackageManager.INSTALL_SUCCEEDED; 13443 } 13444 13445 protected boolean isFwdLocked() { 13446 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13447 } 13448 13449 protected boolean isExternalAsec() { 13450 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 13451 } 13452 13453 protected boolean isEphemeral() { 13454 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13455 } 13456 13457 UserHandle getUser() { 13458 return user; 13459 } 13460 } 13461 13462 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 13463 if (!allCodePaths.isEmpty()) { 13464 if (instructionSets == null) { 13465 throw new IllegalStateException("instructionSet == null"); 13466 } 13467 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 13468 for (String codePath : allCodePaths) { 13469 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 13470 try { 13471 mInstaller.rmdex(codePath, dexCodeInstructionSet); 13472 } catch (InstallerException ignored) { 13473 } 13474 } 13475 } 13476 } 13477 } 13478 13479 /** 13480 * Logic to handle installation of non-ASEC applications, including copying 13481 * and renaming logic. 13482 */ 13483 class FileInstallArgs extends InstallArgs { 13484 private File codeFile; 13485 private File resourceFile; 13486 13487 // Example topology: 13488 // /data/app/com.example/base.apk 13489 // /data/app/com.example/split_foo.apk 13490 // /data/app/com.example/lib/arm/libfoo.so 13491 // /data/app/com.example/lib/arm64/libfoo.so 13492 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 13493 13494 /** New install */ 13495 FileInstallArgs(InstallParams params) { 13496 super(params.origin, params.move, params.observer, params.installFlags, 13497 params.installerPackageName, params.volumeUuid, 13498 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 13499 params.grantedRuntimePermissions, 13500 params.traceMethod, params.traceCookie, params.certificates); 13501 if (isFwdLocked()) { 13502 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 13503 } 13504 } 13505 13506 /** Existing install */ 13507 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 13508 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 13509 null, null, null, 0, null /*certificates*/); 13510 this.codeFile = (codePath != null) ? new File(codePath) : null; 13511 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 13512 } 13513 13514 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13515 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 13516 try { 13517 return doCopyApk(imcs, temp); 13518 } finally { 13519 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13520 } 13521 } 13522 13523 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13524 if (origin.staged) { 13525 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 13526 codeFile = origin.file; 13527 resourceFile = origin.file; 13528 return PackageManager.INSTALL_SUCCEEDED; 13529 } 13530 13531 try { 13532 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13533 final File tempDir = 13534 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 13535 codeFile = tempDir; 13536 resourceFile = tempDir; 13537 } catch (IOException e) { 13538 Slog.w(TAG, "Failed to create copy file: " + e); 13539 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 13540 } 13541 13542 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 13543 @Override 13544 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 13545 if (!FileUtils.isValidExtFilename(name)) { 13546 throw new IllegalArgumentException("Invalid filename: " + name); 13547 } 13548 try { 13549 final File file = new File(codeFile, name); 13550 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 13551 O_RDWR | O_CREAT, 0644); 13552 Os.chmod(file.getAbsolutePath(), 0644); 13553 return new ParcelFileDescriptor(fd); 13554 } catch (ErrnoException e) { 13555 throw new RemoteException("Failed to open: " + e.getMessage()); 13556 } 13557 } 13558 }; 13559 13560 int ret = PackageManager.INSTALL_SUCCEEDED; 13561 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 13562 if (ret != PackageManager.INSTALL_SUCCEEDED) { 13563 Slog.e(TAG, "Failed to copy package"); 13564 return ret; 13565 } 13566 13567 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 13568 NativeLibraryHelper.Handle handle = null; 13569 try { 13570 handle = NativeLibraryHelper.Handle.create(codeFile); 13571 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 13572 abiOverride); 13573 } catch (IOException e) { 13574 Slog.e(TAG, "Copying native libraries failed", e); 13575 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13576 } finally { 13577 IoUtils.closeQuietly(handle); 13578 } 13579 13580 return ret; 13581 } 13582 13583 int doPreInstall(int status) { 13584 if (status != PackageManager.INSTALL_SUCCEEDED) { 13585 cleanUp(); 13586 } 13587 return status; 13588 } 13589 13590 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13591 if (status != PackageManager.INSTALL_SUCCEEDED) { 13592 cleanUp(); 13593 return false; 13594 } 13595 13596 final File targetDir = codeFile.getParentFile(); 13597 final File beforeCodeFile = codeFile; 13598 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 13599 13600 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 13601 try { 13602 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 13603 } catch (ErrnoException e) { 13604 Slog.w(TAG, "Failed to rename", e); 13605 return false; 13606 } 13607 13608 if (!SELinux.restoreconRecursive(afterCodeFile)) { 13609 Slog.w(TAG, "Failed to restorecon"); 13610 return false; 13611 } 13612 13613 // Reflect the rename internally 13614 codeFile = afterCodeFile; 13615 resourceFile = afterCodeFile; 13616 13617 // Reflect the rename in scanned details 13618 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13619 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13620 afterCodeFile, pkg.baseCodePath)); 13621 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13622 afterCodeFile, pkg.splitCodePaths)); 13623 13624 // Reflect the rename in app info 13625 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13626 pkg.setApplicationInfoCodePath(pkg.codePath); 13627 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13628 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13629 pkg.setApplicationInfoResourcePath(pkg.codePath); 13630 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13631 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13632 13633 return true; 13634 } 13635 13636 int doPostInstall(int status, int uid) { 13637 if (status != PackageManager.INSTALL_SUCCEEDED) { 13638 cleanUp(); 13639 } 13640 return status; 13641 } 13642 13643 @Override 13644 String getCodePath() { 13645 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 13646 } 13647 13648 @Override 13649 String getResourcePath() { 13650 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 13651 } 13652 13653 private boolean cleanUp() { 13654 if (codeFile == null || !codeFile.exists()) { 13655 return false; 13656 } 13657 13658 removeCodePathLI(codeFile); 13659 13660 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 13661 resourceFile.delete(); 13662 } 13663 13664 return true; 13665 } 13666 13667 void cleanUpResourcesLI() { 13668 // Try enumerating all code paths before deleting 13669 List<String> allCodePaths = Collections.EMPTY_LIST; 13670 if (codeFile != null && codeFile.exists()) { 13671 try { 13672 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13673 allCodePaths = pkg.getAllCodePaths(); 13674 } catch (PackageParserException e) { 13675 // Ignored; we tried our best 13676 } 13677 } 13678 13679 cleanUp(); 13680 removeDexFiles(allCodePaths, instructionSets); 13681 } 13682 13683 boolean doPostDeleteLI(boolean delete) { 13684 // XXX err, shouldn't we respect the delete flag? 13685 cleanUpResourcesLI(); 13686 return true; 13687 } 13688 } 13689 13690 private boolean isAsecExternal(String cid) { 13691 final String asecPath = PackageHelper.getSdFilesystem(cid); 13692 return !asecPath.startsWith(mAsecInternalPath); 13693 } 13694 13695 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 13696 PackageManagerException { 13697 if (copyRet < 0) { 13698 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 13699 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 13700 throw new PackageManagerException(copyRet, message); 13701 } 13702 } 13703 } 13704 13705 /** 13706 * Extract the MountService "container ID" from the full code path of an 13707 * .apk. 13708 */ 13709 static String cidFromCodePath(String fullCodePath) { 13710 int eidx = fullCodePath.lastIndexOf("/"); 13711 String subStr1 = fullCodePath.substring(0, eidx); 13712 int sidx = subStr1.lastIndexOf("/"); 13713 return subStr1.substring(sidx+1, eidx); 13714 } 13715 13716 /** 13717 * Logic to handle installation of ASEC applications, including copying and 13718 * renaming logic. 13719 */ 13720 class AsecInstallArgs extends InstallArgs { 13721 static final String RES_FILE_NAME = "pkg.apk"; 13722 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 13723 13724 String cid; 13725 String packagePath; 13726 String resourcePath; 13727 13728 /** New install */ 13729 AsecInstallArgs(InstallParams params) { 13730 super(params.origin, params.move, params.observer, params.installFlags, 13731 params.installerPackageName, params.volumeUuid, 13732 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 13733 params.grantedRuntimePermissions, 13734 params.traceMethod, params.traceCookie, params.certificates); 13735 } 13736 13737 /** Existing install */ 13738 AsecInstallArgs(String fullCodePath, String[] instructionSets, 13739 boolean isExternal, boolean isForwardLocked) { 13740 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 13741 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13742 instructionSets, null, null, null, 0, null /*certificates*/); 13743 // Hackily pretend we're still looking at a full code path 13744 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 13745 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 13746 } 13747 13748 // Extract cid from fullCodePath 13749 int eidx = fullCodePath.lastIndexOf("/"); 13750 String subStr1 = fullCodePath.substring(0, eidx); 13751 int sidx = subStr1.lastIndexOf("/"); 13752 cid = subStr1.substring(sidx+1, eidx); 13753 setMountPath(subStr1); 13754 } 13755 13756 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 13757 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 13758 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13759 instructionSets, null, null, null, 0, null /*certificates*/); 13760 this.cid = cid; 13761 setMountPath(PackageHelper.getSdDir(cid)); 13762 } 13763 13764 void createCopyFile() { 13765 cid = mInstallerService.allocateExternalStageCidLegacy(); 13766 } 13767 13768 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13769 if (origin.staged && origin.cid != null) { 13770 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 13771 cid = origin.cid; 13772 setMountPath(PackageHelper.getSdDir(cid)); 13773 return PackageManager.INSTALL_SUCCEEDED; 13774 } 13775 13776 if (temp) { 13777 createCopyFile(); 13778 } else { 13779 /* 13780 * Pre-emptively destroy the container since it's destroyed if 13781 * copying fails due to it existing anyway. 13782 */ 13783 PackageHelper.destroySdDir(cid); 13784 } 13785 13786 final String newMountPath = imcs.copyPackageToContainer( 13787 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 13788 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 13789 13790 if (newMountPath != null) { 13791 setMountPath(newMountPath); 13792 return PackageManager.INSTALL_SUCCEEDED; 13793 } else { 13794 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13795 } 13796 } 13797 13798 @Override 13799 String getCodePath() { 13800 return packagePath; 13801 } 13802 13803 @Override 13804 String getResourcePath() { 13805 return resourcePath; 13806 } 13807 13808 int doPreInstall(int status) { 13809 if (status != PackageManager.INSTALL_SUCCEEDED) { 13810 // Destroy container 13811 PackageHelper.destroySdDir(cid); 13812 } else { 13813 boolean mounted = PackageHelper.isContainerMounted(cid); 13814 if (!mounted) { 13815 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 13816 Process.SYSTEM_UID); 13817 if (newMountPath != null) { 13818 setMountPath(newMountPath); 13819 } else { 13820 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13821 } 13822 } 13823 } 13824 return status; 13825 } 13826 13827 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13828 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 13829 String newMountPath = null; 13830 if (PackageHelper.isContainerMounted(cid)) { 13831 // Unmount the container 13832 if (!PackageHelper.unMountSdDir(cid)) { 13833 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 13834 return false; 13835 } 13836 } 13837 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13838 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 13839 " which might be stale. Will try to clean up."); 13840 // Clean up the stale container and proceed to recreate. 13841 if (!PackageHelper.destroySdDir(newCacheId)) { 13842 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 13843 return false; 13844 } 13845 // Successfully cleaned up stale container. Try to rename again. 13846 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13847 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 13848 + " inspite of cleaning it up."); 13849 return false; 13850 } 13851 } 13852 if (!PackageHelper.isContainerMounted(newCacheId)) { 13853 Slog.w(TAG, "Mounting container " + newCacheId); 13854 newMountPath = PackageHelper.mountSdDir(newCacheId, 13855 getEncryptKey(), Process.SYSTEM_UID); 13856 } else { 13857 newMountPath = PackageHelper.getSdDir(newCacheId); 13858 } 13859 if (newMountPath == null) { 13860 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 13861 return false; 13862 } 13863 Log.i(TAG, "Succesfully renamed " + cid + 13864 " to " + newCacheId + 13865 " at new path: " + newMountPath); 13866 cid = newCacheId; 13867 13868 final File beforeCodeFile = new File(packagePath); 13869 setMountPath(newMountPath); 13870 final File afterCodeFile = new File(packagePath); 13871 13872 // Reflect the rename in scanned details 13873 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13874 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13875 afterCodeFile, pkg.baseCodePath)); 13876 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13877 afterCodeFile, pkg.splitCodePaths)); 13878 13879 // Reflect the rename in app info 13880 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13881 pkg.setApplicationInfoCodePath(pkg.codePath); 13882 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13883 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13884 pkg.setApplicationInfoResourcePath(pkg.codePath); 13885 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13886 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13887 13888 return true; 13889 } 13890 13891 private void setMountPath(String mountPath) { 13892 final File mountFile = new File(mountPath); 13893 13894 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 13895 if (monolithicFile.exists()) { 13896 packagePath = monolithicFile.getAbsolutePath(); 13897 if (isFwdLocked()) { 13898 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 13899 } else { 13900 resourcePath = packagePath; 13901 } 13902 } else { 13903 packagePath = mountFile.getAbsolutePath(); 13904 resourcePath = packagePath; 13905 } 13906 } 13907 13908 int doPostInstall(int status, int uid) { 13909 if (status != PackageManager.INSTALL_SUCCEEDED) { 13910 cleanUp(); 13911 } else { 13912 final int groupOwner; 13913 final String protectedFile; 13914 if (isFwdLocked()) { 13915 groupOwner = UserHandle.getSharedAppGid(uid); 13916 protectedFile = RES_FILE_NAME; 13917 } else { 13918 groupOwner = -1; 13919 protectedFile = null; 13920 } 13921 13922 if (uid < Process.FIRST_APPLICATION_UID 13923 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 13924 Slog.e(TAG, "Failed to finalize " + cid); 13925 PackageHelper.destroySdDir(cid); 13926 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13927 } 13928 13929 boolean mounted = PackageHelper.isContainerMounted(cid); 13930 if (!mounted) { 13931 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 13932 } 13933 } 13934 return status; 13935 } 13936 13937 private void cleanUp() { 13938 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 13939 13940 // Destroy secure container 13941 PackageHelper.destroySdDir(cid); 13942 } 13943 13944 private List<String> getAllCodePaths() { 13945 final File codeFile = new File(getCodePath()); 13946 if (codeFile != null && codeFile.exists()) { 13947 try { 13948 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13949 return pkg.getAllCodePaths(); 13950 } catch (PackageParserException e) { 13951 // Ignored; we tried our best 13952 } 13953 } 13954 return Collections.EMPTY_LIST; 13955 } 13956 13957 void cleanUpResourcesLI() { 13958 // Enumerate all code paths before deleting 13959 cleanUpResourcesLI(getAllCodePaths()); 13960 } 13961 13962 private void cleanUpResourcesLI(List<String> allCodePaths) { 13963 cleanUp(); 13964 removeDexFiles(allCodePaths, instructionSets); 13965 } 13966 13967 String getPackageName() { 13968 return getAsecPackageName(cid); 13969 } 13970 13971 boolean doPostDeleteLI(boolean delete) { 13972 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 13973 final List<String> allCodePaths = getAllCodePaths(); 13974 boolean mounted = PackageHelper.isContainerMounted(cid); 13975 if (mounted) { 13976 // Unmount first 13977 if (PackageHelper.unMountSdDir(cid)) { 13978 mounted = false; 13979 } 13980 } 13981 if (!mounted && delete) { 13982 cleanUpResourcesLI(allCodePaths); 13983 } 13984 return !mounted; 13985 } 13986 13987 @Override 13988 int doPreCopy() { 13989 if (isFwdLocked()) { 13990 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 13991 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 13992 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13993 } 13994 } 13995 13996 return PackageManager.INSTALL_SUCCEEDED; 13997 } 13998 13999 @Override 14000 int doPostCopy(int uid) { 14001 if (isFwdLocked()) { 14002 if (uid < Process.FIRST_APPLICATION_UID 14003 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 14004 RES_FILE_NAME)) { 14005 Slog.e(TAG, "Failed to finalize " + cid); 14006 PackageHelper.destroySdDir(cid); 14007 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14008 } 14009 } 14010 14011 return PackageManager.INSTALL_SUCCEEDED; 14012 } 14013 } 14014 14015 /** 14016 * Logic to handle movement of existing installed applications. 14017 */ 14018 class MoveInstallArgs extends InstallArgs { 14019 private File codeFile; 14020 private File resourceFile; 14021 14022 /** New install */ 14023 MoveInstallArgs(InstallParams params) { 14024 super(params.origin, params.move, params.observer, params.installFlags, 14025 params.installerPackageName, params.volumeUuid, 14026 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 14027 params.grantedRuntimePermissions, 14028 params.traceMethod, params.traceCookie, params.certificates); 14029 } 14030 14031 int copyApk(IMediaContainerService imcs, boolean temp) { 14032 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 14033 + move.fromUuid + " to " + move.toUuid); 14034 synchronized (mInstaller) { 14035 try { 14036 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 14037 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 14038 } catch (InstallerException e) { 14039 Slog.w(TAG, "Failed to move app", e); 14040 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14041 } 14042 } 14043 14044 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 14045 resourceFile = codeFile; 14046 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 14047 14048 return PackageManager.INSTALL_SUCCEEDED; 14049 } 14050 14051 int doPreInstall(int status) { 14052 if (status != PackageManager.INSTALL_SUCCEEDED) { 14053 cleanUp(move.toUuid); 14054 } 14055 return status; 14056 } 14057 14058 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14059 if (status != PackageManager.INSTALL_SUCCEEDED) { 14060 cleanUp(move.toUuid); 14061 return false; 14062 } 14063 14064 // Reflect the move in app info 14065 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 14066 pkg.setApplicationInfoCodePath(pkg.codePath); 14067 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 14068 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 14069 pkg.setApplicationInfoResourcePath(pkg.codePath); 14070 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 14071 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 14072 14073 return true; 14074 } 14075 14076 int doPostInstall(int status, int uid) { 14077 if (status == PackageManager.INSTALL_SUCCEEDED) { 14078 cleanUp(move.fromUuid); 14079 } else { 14080 cleanUp(move.toUuid); 14081 } 14082 return status; 14083 } 14084 14085 @Override 14086 String getCodePath() { 14087 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 14088 } 14089 14090 @Override 14091 String getResourcePath() { 14092 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 14093 } 14094 14095 private boolean cleanUp(String volumeUuid) { 14096 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 14097 move.dataAppName); 14098 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 14099 final int[] userIds = sUserManager.getUserIds(); 14100 synchronized (mInstallLock) { 14101 // Clean up both app data and code 14102 // All package moves are frozen until finished 14103 for (int userId : userIds) { 14104 try { 14105 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 14106 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 14107 } catch (InstallerException e) { 14108 Slog.w(TAG, String.valueOf(e)); 14109 } 14110 } 14111 removeCodePathLI(codeFile); 14112 } 14113 return true; 14114 } 14115 14116 void cleanUpResourcesLI() { 14117 throw new UnsupportedOperationException(); 14118 } 14119 14120 boolean doPostDeleteLI(boolean delete) { 14121 throw new UnsupportedOperationException(); 14122 } 14123 } 14124 14125 static String getAsecPackageName(String packageCid) { 14126 int idx = packageCid.lastIndexOf("-"); 14127 if (idx == -1) { 14128 return packageCid; 14129 } 14130 return packageCid.substring(0, idx); 14131 } 14132 14133 // Utility method used to create code paths based on package name and available index. 14134 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 14135 String idxStr = ""; 14136 int idx = 1; 14137 // Fall back to default value of idx=1 if prefix is not 14138 // part of oldCodePath 14139 if (oldCodePath != null) { 14140 String subStr = oldCodePath; 14141 // Drop the suffix right away 14142 if (suffix != null && subStr.endsWith(suffix)) { 14143 subStr = subStr.substring(0, subStr.length() - suffix.length()); 14144 } 14145 // If oldCodePath already contains prefix find out the 14146 // ending index to either increment or decrement. 14147 int sidx = subStr.lastIndexOf(prefix); 14148 if (sidx != -1) { 14149 subStr = subStr.substring(sidx + prefix.length()); 14150 if (subStr != null) { 14151 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 14152 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 14153 } 14154 try { 14155 idx = Integer.parseInt(subStr); 14156 if (idx <= 1) { 14157 idx++; 14158 } else { 14159 idx--; 14160 } 14161 } catch(NumberFormatException e) { 14162 } 14163 } 14164 } 14165 } 14166 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 14167 return prefix + idxStr; 14168 } 14169 14170 private File getNextCodePath(File targetDir, String packageName) { 14171 int suffix = 1; 14172 File result; 14173 do { 14174 result = new File(targetDir, packageName + "-" + suffix); 14175 suffix++; 14176 } while (result.exists()); 14177 return result; 14178 } 14179 14180 // Utility method that returns the relative package path with respect 14181 // to the installation directory. Like say for /data/data/com.test-1.apk 14182 // string com.test-1 is returned. 14183 static String deriveCodePathName(String codePath) { 14184 if (codePath == null) { 14185 return null; 14186 } 14187 final File codeFile = new File(codePath); 14188 final String name = codeFile.getName(); 14189 if (codeFile.isDirectory()) { 14190 return name; 14191 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 14192 final int lastDot = name.lastIndexOf('.'); 14193 return name.substring(0, lastDot); 14194 } else { 14195 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 14196 return null; 14197 } 14198 } 14199 14200 static class PackageInstalledInfo { 14201 String name; 14202 int uid; 14203 // The set of users that originally had this package installed. 14204 int[] origUsers; 14205 // The set of users that now have this package installed. 14206 int[] newUsers; 14207 PackageParser.Package pkg; 14208 int returnCode; 14209 String returnMsg; 14210 PackageRemovedInfo removedInfo; 14211 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 14212 14213 public void setError(int code, String msg) { 14214 setReturnCode(code); 14215 setReturnMessage(msg); 14216 Slog.w(TAG, msg); 14217 } 14218 14219 public void setError(String msg, PackageParserException e) { 14220 setReturnCode(e.error); 14221 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14222 Slog.w(TAG, msg, e); 14223 } 14224 14225 public void setError(String msg, PackageManagerException e) { 14226 returnCode = e.error; 14227 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14228 Slog.w(TAG, msg, e); 14229 } 14230 14231 public void setReturnCode(int returnCode) { 14232 this.returnCode = returnCode; 14233 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14234 for (int i = 0; i < childCount; i++) { 14235 addedChildPackages.valueAt(i).returnCode = returnCode; 14236 } 14237 } 14238 14239 private void setReturnMessage(String returnMsg) { 14240 this.returnMsg = returnMsg; 14241 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14242 for (int i = 0; i < childCount; i++) { 14243 addedChildPackages.valueAt(i).returnMsg = returnMsg; 14244 } 14245 } 14246 14247 // In some error cases we want to convey more info back to the observer 14248 String origPackage; 14249 String origPermission; 14250 } 14251 14252 /* 14253 * Install a non-existing package. 14254 */ 14255 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 14256 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 14257 PackageInstalledInfo res) { 14258 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 14259 14260 // Remember this for later, in case we need to rollback this install 14261 String pkgName = pkg.packageName; 14262 14263 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 14264 14265 synchronized(mPackages) { 14266 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 14267 // A package with the same name is already installed, though 14268 // it has been renamed to an older name. The package we 14269 // are trying to install should be installed as an update to 14270 // the existing one, but that has not been requested, so bail. 14271 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14272 + " without first uninstalling package running as " 14273 + mSettings.mRenamedPackages.get(pkgName)); 14274 return; 14275 } 14276 if (mPackages.containsKey(pkgName)) { 14277 // Don't allow installation over an existing package with the same name. 14278 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14279 + " without first uninstalling."); 14280 return; 14281 } 14282 } 14283 14284 try { 14285 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 14286 System.currentTimeMillis(), user); 14287 14288 updateSettingsLI(newPackage, installerPackageName, null, res, user); 14289 14290 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14291 prepareAppDataAfterInstallLIF(newPackage); 14292 14293 } else { 14294 // Remove package from internal structures, but keep around any 14295 // data that might have already existed 14296 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 14297 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 14298 } 14299 } catch (PackageManagerException e) { 14300 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14301 } 14302 14303 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14304 } 14305 14306 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 14307 // Can't rotate keys during boot or if sharedUser. 14308 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 14309 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 14310 return false; 14311 } 14312 // app is using upgradeKeySets; make sure all are valid 14313 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14314 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 14315 for (int i = 0; i < upgradeKeySets.length; i++) { 14316 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 14317 Slog.wtf(TAG, "Package " 14318 + (oldPs.name != null ? oldPs.name : "<null>") 14319 + " contains upgrade-key-set reference to unknown key-set: " 14320 + upgradeKeySets[i] 14321 + " reverting to signatures check."); 14322 return false; 14323 } 14324 } 14325 return true; 14326 } 14327 14328 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 14329 // Upgrade keysets are being used. Determine if new package has a superset of the 14330 // required keys. 14331 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 14332 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14333 for (int i = 0; i < upgradeKeySets.length; i++) { 14334 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 14335 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 14336 return true; 14337 } 14338 } 14339 return false; 14340 } 14341 14342 private static void updateDigest(MessageDigest digest, File file) throws IOException { 14343 try (DigestInputStream digestStream = 14344 new DigestInputStream(new FileInputStream(file), digest)) { 14345 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 14346 } 14347 } 14348 14349 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 14350 UserHandle user, String installerPackageName, PackageInstalledInfo res) { 14351 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 14352 14353 final PackageParser.Package oldPackage; 14354 final String pkgName = pkg.packageName; 14355 final int[] allUsers; 14356 final int[] installedUsers; 14357 14358 synchronized(mPackages) { 14359 oldPackage = mPackages.get(pkgName); 14360 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 14361 14362 // don't allow upgrade to target a release SDK from a pre-release SDK 14363 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 14364 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14365 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 14366 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14367 if (oldTargetsPreRelease 14368 && !newTargetsPreRelease 14369 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 14370 Slog.w(TAG, "Can't install package targeting released sdk"); 14371 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 14372 return; 14373 } 14374 14375 // don't allow an upgrade from full to ephemeral 14376 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 14377 if (isEphemeral && !oldIsEphemeral) { 14378 // can't downgrade from full to ephemeral 14379 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 14380 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14381 return; 14382 } 14383 14384 // verify signatures are valid 14385 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14386 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 14387 if (!checkUpgradeKeySetLP(ps, pkg)) { 14388 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14389 "New package not signed by keys specified by upgrade-keysets: " 14390 + pkgName); 14391 return; 14392 } 14393 } else { 14394 // default to original signature matching 14395 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 14396 != PackageManager.SIGNATURE_MATCH) { 14397 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14398 "New package has a different signature: " + pkgName); 14399 return; 14400 } 14401 } 14402 14403 // don't allow a system upgrade unless the upgrade hash matches 14404 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 14405 byte[] digestBytes = null; 14406 try { 14407 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 14408 updateDigest(digest, new File(pkg.baseCodePath)); 14409 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 14410 for (String path : pkg.splitCodePaths) { 14411 updateDigest(digest, new File(path)); 14412 } 14413 } 14414 digestBytes = digest.digest(); 14415 } catch (NoSuchAlgorithmException | IOException e) { 14416 res.setError(INSTALL_FAILED_INVALID_APK, 14417 "Could not compute hash: " + pkgName); 14418 return; 14419 } 14420 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 14421 res.setError(INSTALL_FAILED_INVALID_APK, 14422 "New package fails restrict-update check: " + pkgName); 14423 return; 14424 } 14425 // retain upgrade restriction 14426 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 14427 } 14428 14429 // Check for shared user id changes 14430 String invalidPackageName = 14431 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 14432 if (invalidPackageName != null) { 14433 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 14434 "Package " + invalidPackageName + " tried to change user " 14435 + oldPackage.mSharedUserId); 14436 return; 14437 } 14438 14439 // In case of rollback, remember per-user/profile install state 14440 allUsers = sUserManager.getUserIds(); 14441 installedUsers = ps.queryInstalledUsers(allUsers, true); 14442 } 14443 14444 // Update what is removed 14445 res.removedInfo = new PackageRemovedInfo(); 14446 res.removedInfo.uid = oldPackage.applicationInfo.uid; 14447 res.removedInfo.removedPackage = oldPackage.packageName; 14448 res.removedInfo.isUpdate = true; 14449 res.removedInfo.origUsers = installedUsers; 14450 final int childCount = (oldPackage.childPackages != null) 14451 ? oldPackage.childPackages.size() : 0; 14452 for (int i = 0; i < childCount; i++) { 14453 boolean childPackageUpdated = false; 14454 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 14455 if (res.addedChildPackages != null) { 14456 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 14457 if (childRes != null) { 14458 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 14459 childRes.removedInfo.removedPackage = childPkg.packageName; 14460 childRes.removedInfo.isUpdate = true; 14461 childPackageUpdated = true; 14462 } 14463 } 14464 if (!childPackageUpdated) { 14465 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 14466 childRemovedRes.removedPackage = childPkg.packageName; 14467 childRemovedRes.isUpdate = false; 14468 childRemovedRes.dataRemoved = true; 14469 synchronized (mPackages) { 14470 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 14471 if (childPs != null) { 14472 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 14473 } 14474 } 14475 if (res.removedInfo.removedChildPackages == null) { 14476 res.removedInfo.removedChildPackages = new ArrayMap<>(); 14477 } 14478 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 14479 } 14480 } 14481 14482 boolean sysPkg = (isSystemApp(oldPackage)); 14483 if (sysPkg) { 14484 // Set the system/privileged flags as needed 14485 final boolean privileged = 14486 (oldPackage.applicationInfo.privateFlags 14487 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 14488 final int systemPolicyFlags = policyFlags 14489 | PackageParser.PARSE_IS_SYSTEM 14490 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 14491 14492 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 14493 user, allUsers, installerPackageName, res); 14494 } else { 14495 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 14496 user, allUsers, installerPackageName, res); 14497 } 14498 } 14499 14500 public List<String> getPreviousCodePaths(String packageName) { 14501 final PackageSetting ps = mSettings.mPackages.get(packageName); 14502 final List<String> result = new ArrayList<String>(); 14503 if (ps != null && ps.oldCodePaths != null) { 14504 result.addAll(ps.oldCodePaths); 14505 } 14506 return result; 14507 } 14508 14509 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 14510 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14511 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14512 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 14513 + deletedPackage); 14514 14515 String pkgName = deletedPackage.packageName; 14516 boolean deletedPkg = true; 14517 boolean addedPkg = false; 14518 boolean updatedSettings = false; 14519 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 14520 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 14521 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 14522 14523 final long origUpdateTime = (pkg.mExtras != null) 14524 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 14525 14526 // First delete the existing package while retaining the data directory 14527 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14528 res.removedInfo, true, pkg)) { 14529 // If the existing package wasn't successfully deleted 14530 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 14531 deletedPkg = false; 14532 } else { 14533 // Successfully deleted the old package; proceed with replace. 14534 14535 // If deleted package lived in a container, give users a chance to 14536 // relinquish resources before killing. 14537 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 14538 if (DEBUG_INSTALL) { 14539 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 14540 } 14541 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 14542 final ArrayList<String> pkgList = new ArrayList<String>(1); 14543 pkgList.add(deletedPackage.applicationInfo.packageName); 14544 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 14545 } 14546 14547 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14548 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14549 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14550 14551 try { 14552 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 14553 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 14554 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14555 14556 // Update the in-memory copy of the previous code paths. 14557 PackageSetting ps = mSettings.mPackages.get(pkgName); 14558 if (!killApp) { 14559 if (ps.oldCodePaths == null) { 14560 ps.oldCodePaths = new ArraySet<>(); 14561 } 14562 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 14563 if (deletedPackage.splitCodePaths != null) { 14564 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 14565 } 14566 } else { 14567 ps.oldCodePaths = null; 14568 } 14569 if (ps.childPackageNames != null) { 14570 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 14571 final String childPkgName = ps.childPackageNames.get(i); 14572 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 14573 childPs.oldCodePaths = ps.oldCodePaths; 14574 } 14575 } 14576 prepareAppDataAfterInstallLIF(newPackage); 14577 addedPkg = true; 14578 } catch (PackageManagerException e) { 14579 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14580 } 14581 } 14582 14583 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14584 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 14585 14586 // Revert all internal state mutations and added folders for the failed install 14587 if (addedPkg) { 14588 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14589 res.removedInfo, true, null); 14590 } 14591 14592 // Restore the old package 14593 if (deletedPkg) { 14594 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 14595 File restoreFile = new File(deletedPackage.codePath); 14596 // Parse old package 14597 boolean oldExternal = isExternal(deletedPackage); 14598 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 14599 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 14600 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 14601 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 14602 try { 14603 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 14604 null); 14605 } catch (PackageManagerException e) { 14606 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 14607 + e.getMessage()); 14608 return; 14609 } 14610 14611 synchronized (mPackages) { 14612 // Ensure the installer package name up to date 14613 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14614 14615 // Update permissions for restored package 14616 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14617 14618 mSettings.writeLPr(); 14619 } 14620 14621 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 14622 } 14623 } else { 14624 synchronized (mPackages) { 14625 PackageSetting ps = mSettings.peekPackageLPr(pkg.packageName); 14626 if (ps != null) { 14627 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 14628 if (res.removedInfo.removedChildPackages != null) { 14629 final int childCount = res.removedInfo.removedChildPackages.size(); 14630 // Iterate in reverse as we may modify the collection 14631 for (int i = childCount - 1; i >= 0; i--) { 14632 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 14633 if (res.addedChildPackages.containsKey(childPackageName)) { 14634 res.removedInfo.removedChildPackages.removeAt(i); 14635 } else { 14636 PackageRemovedInfo childInfo = res.removedInfo 14637 .removedChildPackages.valueAt(i); 14638 childInfo.removedForAllUsers = mPackages.get( 14639 childInfo.removedPackage) == null; 14640 } 14641 } 14642 } 14643 } 14644 } 14645 } 14646 } 14647 14648 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 14649 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14650 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14651 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 14652 + ", old=" + deletedPackage); 14653 14654 final boolean disabledSystem; 14655 14656 // Remove existing system package 14657 removePackageLI(deletedPackage, true); 14658 14659 synchronized (mPackages) { 14660 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 14661 } 14662 if (!disabledSystem) { 14663 // We didn't need to disable the .apk as a current system package, 14664 // which means we are replacing another update that is already 14665 // installed. We need to make sure to delete the older one's .apk. 14666 res.removedInfo.args = createInstallArgsForExisting(0, 14667 deletedPackage.applicationInfo.getCodePath(), 14668 deletedPackage.applicationInfo.getResourcePath(), 14669 getAppDexInstructionSets(deletedPackage.applicationInfo)); 14670 } else { 14671 res.removedInfo.args = null; 14672 } 14673 14674 // Successfully disabled the old package. Now proceed with re-installation 14675 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14676 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14677 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14678 14679 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14680 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 14681 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 14682 14683 PackageParser.Package newPackage = null; 14684 try { 14685 // Add the package to the internal data structures 14686 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 14687 14688 // Set the update and install times 14689 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 14690 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 14691 System.currentTimeMillis()); 14692 14693 // Update the package dynamic state if succeeded 14694 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14695 // Now that the install succeeded make sure we remove data 14696 // directories for any child package the update removed. 14697 final int deletedChildCount = (deletedPackage.childPackages != null) 14698 ? deletedPackage.childPackages.size() : 0; 14699 final int newChildCount = (newPackage.childPackages != null) 14700 ? newPackage.childPackages.size() : 0; 14701 for (int i = 0; i < deletedChildCount; i++) { 14702 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 14703 boolean childPackageDeleted = true; 14704 for (int j = 0; j < newChildCount; j++) { 14705 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 14706 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 14707 childPackageDeleted = false; 14708 break; 14709 } 14710 } 14711 if (childPackageDeleted) { 14712 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 14713 deletedChildPkg.packageName); 14714 if (ps != null && res.removedInfo.removedChildPackages != null) { 14715 PackageRemovedInfo removedChildRes = res.removedInfo 14716 .removedChildPackages.get(deletedChildPkg.packageName); 14717 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 14718 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 14719 } 14720 } 14721 } 14722 14723 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14724 prepareAppDataAfterInstallLIF(newPackage); 14725 } 14726 } catch (PackageManagerException e) { 14727 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 14728 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14729 } 14730 14731 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14732 // Re installation failed. Restore old information 14733 // Remove new pkg information 14734 if (newPackage != null) { 14735 removeInstalledPackageLI(newPackage, true); 14736 } 14737 // Add back the old system package 14738 try { 14739 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 14740 } catch (PackageManagerException e) { 14741 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 14742 } 14743 14744 synchronized (mPackages) { 14745 if (disabledSystem) { 14746 enableSystemPackageLPw(deletedPackage); 14747 } 14748 14749 // Ensure the installer package name up to date 14750 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14751 14752 // Update permissions for restored package 14753 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14754 14755 mSettings.writeLPr(); 14756 } 14757 14758 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 14759 + " after failed upgrade"); 14760 } 14761 } 14762 14763 /** 14764 * Checks whether the parent or any of the child packages have a change shared 14765 * user. For a package to be a valid update the shred users of the parent and 14766 * the children should match. We may later support changing child shared users. 14767 * @param oldPkg The updated package. 14768 * @param newPkg The update package. 14769 * @return The shared user that change between the versions. 14770 */ 14771 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 14772 PackageParser.Package newPkg) { 14773 // Check parent shared user 14774 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 14775 return newPkg.packageName; 14776 } 14777 // Check child shared users 14778 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14779 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 14780 for (int i = 0; i < newChildCount; i++) { 14781 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 14782 // If this child was present, did it have the same shared user? 14783 for (int j = 0; j < oldChildCount; j++) { 14784 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 14785 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 14786 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 14787 return newChildPkg.packageName; 14788 } 14789 } 14790 } 14791 return null; 14792 } 14793 14794 private void removeNativeBinariesLI(PackageSetting ps) { 14795 // Remove the lib path for the parent package 14796 if (ps != null) { 14797 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 14798 // Remove the lib path for the child packages 14799 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 14800 for (int i = 0; i < childCount; i++) { 14801 PackageSetting childPs = null; 14802 synchronized (mPackages) { 14803 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 14804 } 14805 if (childPs != null) { 14806 NativeLibraryHelper.removeNativeBinariesLI(childPs 14807 .legacyNativeLibraryPathString); 14808 } 14809 } 14810 } 14811 } 14812 14813 private void enableSystemPackageLPw(PackageParser.Package pkg) { 14814 // Enable the parent package 14815 mSettings.enableSystemPackageLPw(pkg.packageName); 14816 // Enable the child packages 14817 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14818 for (int i = 0; i < childCount; i++) { 14819 PackageParser.Package childPkg = pkg.childPackages.get(i); 14820 mSettings.enableSystemPackageLPw(childPkg.packageName); 14821 } 14822 } 14823 14824 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 14825 PackageParser.Package newPkg) { 14826 // Disable the parent package (parent always replaced) 14827 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 14828 // Disable the child packages 14829 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14830 for (int i = 0; i < childCount; i++) { 14831 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 14832 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 14833 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 14834 } 14835 return disabled; 14836 } 14837 14838 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 14839 String installerPackageName) { 14840 // Enable the parent package 14841 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 14842 // Enable the child packages 14843 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14844 for (int i = 0; i < childCount; i++) { 14845 PackageParser.Package childPkg = pkg.childPackages.get(i); 14846 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 14847 } 14848 } 14849 14850 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 14851 // Collect all used permissions in the UID 14852 ArraySet<String> usedPermissions = new ArraySet<>(); 14853 final int packageCount = su.packages.size(); 14854 for (int i = 0; i < packageCount; i++) { 14855 PackageSetting ps = su.packages.valueAt(i); 14856 if (ps.pkg == null) { 14857 continue; 14858 } 14859 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 14860 for (int j = 0; j < requestedPermCount; j++) { 14861 String permission = ps.pkg.requestedPermissions.get(j); 14862 BasePermission bp = mSettings.mPermissions.get(permission); 14863 if (bp != null) { 14864 usedPermissions.add(permission); 14865 } 14866 } 14867 } 14868 14869 PermissionsState permissionsState = su.getPermissionsState(); 14870 // Prune install permissions 14871 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 14872 final int installPermCount = installPermStates.size(); 14873 for (int i = installPermCount - 1; i >= 0; i--) { 14874 PermissionState permissionState = installPermStates.get(i); 14875 if (!usedPermissions.contains(permissionState.getName())) { 14876 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14877 if (bp != null) { 14878 permissionsState.revokeInstallPermission(bp); 14879 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 14880 PackageManager.MASK_PERMISSION_FLAGS, 0); 14881 } 14882 } 14883 } 14884 14885 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 14886 14887 // Prune runtime permissions 14888 for (int userId : allUserIds) { 14889 List<PermissionState> runtimePermStates = permissionsState 14890 .getRuntimePermissionStates(userId); 14891 final int runtimePermCount = runtimePermStates.size(); 14892 for (int i = runtimePermCount - 1; i >= 0; i--) { 14893 PermissionState permissionState = runtimePermStates.get(i); 14894 if (!usedPermissions.contains(permissionState.getName())) { 14895 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14896 if (bp != null) { 14897 permissionsState.revokeRuntimePermission(bp, userId); 14898 permissionsState.updatePermissionFlags(bp, userId, 14899 PackageManager.MASK_PERMISSION_FLAGS, 0); 14900 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 14901 runtimePermissionChangedUserIds, userId); 14902 } 14903 } 14904 } 14905 } 14906 14907 return runtimePermissionChangedUserIds; 14908 } 14909 14910 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 14911 int[] allUsers, PackageInstalledInfo res, UserHandle user) { 14912 // Update the parent package setting 14913 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 14914 res, user); 14915 // Update the child packages setting 14916 final int childCount = (newPackage.childPackages != null) 14917 ? newPackage.childPackages.size() : 0; 14918 for (int i = 0; i < childCount; i++) { 14919 PackageParser.Package childPackage = newPackage.childPackages.get(i); 14920 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 14921 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 14922 childRes.origUsers, childRes, user); 14923 } 14924 } 14925 14926 private void updateSettingsInternalLI(PackageParser.Package newPackage, 14927 String installerPackageName, int[] allUsers, int[] installedForUsers, 14928 PackageInstalledInfo res, UserHandle user) { 14929 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 14930 14931 String pkgName = newPackage.packageName; 14932 synchronized (mPackages) { 14933 //write settings. the installStatus will be incomplete at this stage. 14934 //note that the new package setting would have already been 14935 //added to mPackages. It hasn't been persisted yet. 14936 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 14937 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14938 mSettings.writeLPr(); 14939 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14940 } 14941 14942 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 14943 synchronized (mPackages) { 14944 updatePermissionsLPw(newPackage.packageName, newPackage, 14945 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 14946 ? UPDATE_PERMISSIONS_ALL : 0)); 14947 // For system-bundled packages, we assume that installing an upgraded version 14948 // of the package implies that the user actually wants to run that new code, 14949 // so we enable the package. 14950 PackageSetting ps = mSettings.mPackages.get(pkgName); 14951 final int userId = user.getIdentifier(); 14952 if (ps != null) { 14953 if (isSystemApp(newPackage)) { 14954 if (DEBUG_INSTALL) { 14955 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 14956 } 14957 // Enable system package for requested users 14958 if (res.origUsers != null) { 14959 for (int origUserId : res.origUsers) { 14960 if (userId == UserHandle.USER_ALL || userId == origUserId) { 14961 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 14962 origUserId, installerPackageName); 14963 } 14964 } 14965 } 14966 // Also convey the prior install/uninstall state 14967 if (allUsers != null && installedForUsers != null) { 14968 for (int currentUserId : allUsers) { 14969 final boolean installed = ArrayUtils.contains( 14970 installedForUsers, currentUserId); 14971 if (DEBUG_INSTALL) { 14972 Slog.d(TAG, " user " + currentUserId + " => " + installed); 14973 } 14974 ps.setInstalled(installed, currentUserId); 14975 } 14976 // these install state changes will be persisted in the 14977 // upcoming call to mSettings.writeLPr(). 14978 } 14979 } 14980 // It's implied that when a user requests installation, they want the app to be 14981 // installed and enabled. 14982 if (userId != UserHandle.USER_ALL) { 14983 ps.setInstalled(true, userId); 14984 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 14985 } 14986 } 14987 res.name = pkgName; 14988 res.uid = newPackage.applicationInfo.uid; 14989 res.pkg = newPackage; 14990 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 14991 mSettings.setInstallerPackageName(pkgName, installerPackageName); 14992 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14993 //to update install status 14994 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14995 mSettings.writeLPr(); 14996 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14997 } 14998 14999 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15000 } 15001 15002 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 15003 try { 15004 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 15005 installPackageLI(args, res); 15006 } finally { 15007 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15008 } 15009 } 15010 15011 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 15012 final int installFlags = args.installFlags; 15013 final String installerPackageName = args.installerPackageName; 15014 final String volumeUuid = args.volumeUuid; 15015 final File tmpPackageFile = new File(args.getCodePath()); 15016 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 15017 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 15018 || (args.volumeUuid != null)); 15019 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 15020 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 15021 boolean replace = false; 15022 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 15023 if (args.move != null) { 15024 // moving a complete application; perform an initial scan on the new install location 15025 scanFlags |= SCAN_INITIAL; 15026 } 15027 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 15028 scanFlags |= SCAN_DONT_KILL_APP; 15029 } 15030 15031 // Result object to be returned 15032 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 15033 15034 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 15035 15036 // Sanity check 15037 if (ephemeral && (forwardLocked || onExternal)) { 15038 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 15039 + " external=" + onExternal); 15040 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 15041 return; 15042 } 15043 15044 // Retrieve PackageSettings and parse package 15045 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 15046 | PackageParser.PARSE_ENFORCE_CODE 15047 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 15048 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 15049 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 15050 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 15051 PackageParser pp = new PackageParser(); 15052 pp.setSeparateProcesses(mSeparateProcesses); 15053 pp.setDisplayMetrics(mMetrics); 15054 15055 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 15056 final PackageParser.Package pkg; 15057 try { 15058 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 15059 } catch (PackageParserException e) { 15060 res.setError("Failed parse during installPackageLI", e); 15061 return; 15062 } finally { 15063 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15064 } 15065 15066 // If we are installing a clustered package add results for the children 15067 if (pkg.childPackages != null) { 15068 synchronized (mPackages) { 15069 final int childCount = pkg.childPackages.size(); 15070 for (int i = 0; i < childCount; i++) { 15071 PackageParser.Package childPkg = pkg.childPackages.get(i); 15072 PackageInstalledInfo childRes = new PackageInstalledInfo(); 15073 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 15074 childRes.pkg = childPkg; 15075 childRes.name = childPkg.packageName; 15076 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 15077 if (childPs != null) { 15078 childRes.origUsers = childPs.queryInstalledUsers( 15079 sUserManager.getUserIds(), true); 15080 } 15081 if ((mPackages.containsKey(childPkg.packageName))) { 15082 childRes.removedInfo = new PackageRemovedInfo(); 15083 childRes.removedInfo.removedPackage = childPkg.packageName; 15084 } 15085 if (res.addedChildPackages == null) { 15086 res.addedChildPackages = new ArrayMap<>(); 15087 } 15088 res.addedChildPackages.put(childPkg.packageName, childRes); 15089 } 15090 } 15091 } 15092 15093 // If package doesn't declare API override, mark that we have an install 15094 // time CPU ABI override. 15095 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 15096 pkg.cpuAbiOverride = args.abiOverride; 15097 } 15098 15099 String pkgName = res.name = pkg.packageName; 15100 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 15101 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 15102 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 15103 return; 15104 } 15105 } 15106 15107 try { 15108 // either use what we've been given or parse directly from the APK 15109 if (args.certificates != null) { 15110 try { 15111 PackageParser.populateCertificates(pkg, args.certificates); 15112 } catch (PackageParserException e) { 15113 // there was something wrong with the certificates we were given; 15114 // try to pull them from the APK 15115 PackageParser.collectCertificates(pkg, parseFlags); 15116 } 15117 } else { 15118 PackageParser.collectCertificates(pkg, parseFlags); 15119 } 15120 } catch (PackageParserException e) { 15121 res.setError("Failed collect during installPackageLI", e); 15122 return; 15123 } 15124 15125 // Get rid of all references to package scan path via parser. 15126 pp = null; 15127 String oldCodePath = null; 15128 boolean systemApp = false; 15129 synchronized (mPackages) { 15130 // Check if installing already existing package 15131 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15132 String oldName = mSettings.mRenamedPackages.get(pkgName); 15133 if (pkg.mOriginalPackages != null 15134 && pkg.mOriginalPackages.contains(oldName) 15135 && mPackages.containsKey(oldName)) { 15136 // This package is derived from an original package, 15137 // and this device has been updating from that original 15138 // name. We must continue using the original name, so 15139 // rename the new package here. 15140 pkg.setPackageName(oldName); 15141 pkgName = pkg.packageName; 15142 replace = true; 15143 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 15144 + oldName + " pkgName=" + pkgName); 15145 } else if (mPackages.containsKey(pkgName)) { 15146 // This package, under its official name, already exists 15147 // on the device; we should replace it. 15148 replace = true; 15149 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 15150 } 15151 15152 // Child packages are installed through the parent package 15153 if (pkg.parentPackage != null) { 15154 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15155 "Package " + pkg.packageName + " is child of package " 15156 + pkg.parentPackage.parentPackage + ". Child packages " 15157 + "can be updated only through the parent package."); 15158 return; 15159 } 15160 15161 if (replace) { 15162 // Prevent apps opting out from runtime permissions 15163 PackageParser.Package oldPackage = mPackages.get(pkgName); 15164 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 15165 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 15166 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 15167 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 15168 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 15169 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 15170 + " doesn't support runtime permissions but the old" 15171 + " target SDK " + oldTargetSdk + " does."); 15172 return; 15173 } 15174 15175 // Prevent installing of child packages 15176 if (oldPackage.parentPackage != null) { 15177 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15178 "Package " + pkg.packageName + " is child of package " 15179 + oldPackage.parentPackage + ". Child packages " 15180 + "can be updated only through the parent package."); 15181 return; 15182 } 15183 } 15184 } 15185 15186 PackageSetting ps = mSettings.mPackages.get(pkgName); 15187 if (ps != null) { 15188 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 15189 15190 // Quick sanity check that we're signed correctly if updating; 15191 // we'll check this again later when scanning, but we want to 15192 // bail early here before tripping over redefined permissions. 15193 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15194 if (!checkUpgradeKeySetLP(ps, pkg)) { 15195 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 15196 + pkg.packageName + " upgrade keys do not match the " 15197 + "previously installed version"); 15198 return; 15199 } 15200 } else { 15201 try { 15202 verifySignaturesLP(ps, pkg); 15203 } catch (PackageManagerException e) { 15204 res.setError(e.error, e.getMessage()); 15205 return; 15206 } 15207 } 15208 15209 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 15210 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 15211 systemApp = (ps.pkg.applicationInfo.flags & 15212 ApplicationInfo.FLAG_SYSTEM) != 0; 15213 } 15214 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15215 } 15216 15217 // Check whether the newly-scanned package wants to define an already-defined perm 15218 int N = pkg.permissions.size(); 15219 for (int i = N-1; i >= 0; i--) { 15220 PackageParser.Permission perm = pkg.permissions.get(i); 15221 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 15222 if (bp != null) { 15223 // If the defining package is signed with our cert, it's okay. This 15224 // also includes the "updating the same package" case, of course. 15225 // "updating same package" could also involve key-rotation. 15226 final boolean sigsOk; 15227 if (bp.sourcePackage.equals(pkg.packageName) 15228 && (bp.packageSetting instanceof PackageSetting) 15229 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 15230 scanFlags))) { 15231 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 15232 } else { 15233 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 15234 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 15235 } 15236 if (!sigsOk) { 15237 // If the owning package is the system itself, we log but allow 15238 // install to proceed; we fail the install on all other permission 15239 // redefinitions. 15240 if (!bp.sourcePackage.equals("android")) { 15241 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 15242 + pkg.packageName + " attempting to redeclare permission " 15243 + perm.info.name + " already owned by " + bp.sourcePackage); 15244 res.origPermission = perm.info.name; 15245 res.origPackage = bp.sourcePackage; 15246 return; 15247 } else { 15248 Slog.w(TAG, "Package " + pkg.packageName 15249 + " attempting to redeclare system permission " 15250 + perm.info.name + "; ignoring new declaration"); 15251 pkg.permissions.remove(i); 15252 } 15253 } 15254 } 15255 } 15256 } 15257 15258 if (systemApp) { 15259 if (onExternal) { 15260 // Abort update; system app can't be replaced with app on sdcard 15261 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 15262 "Cannot install updates to system apps on sdcard"); 15263 return; 15264 } else if (ephemeral) { 15265 // Abort update; system app can't be replaced with an ephemeral app 15266 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 15267 "Cannot update a system app with an ephemeral app"); 15268 return; 15269 } 15270 } 15271 15272 if (args.move != null) { 15273 // We did an in-place move, so dex is ready to roll 15274 scanFlags |= SCAN_NO_DEX; 15275 scanFlags |= SCAN_MOVE; 15276 15277 synchronized (mPackages) { 15278 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15279 if (ps == null) { 15280 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 15281 "Missing settings for moved package " + pkgName); 15282 } 15283 15284 // We moved the entire application as-is, so bring over the 15285 // previously derived ABI information. 15286 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 15287 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 15288 } 15289 15290 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 15291 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 15292 scanFlags |= SCAN_NO_DEX; 15293 15294 try { 15295 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 15296 args.abiOverride : pkg.cpuAbiOverride); 15297 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 15298 true /* extract libs */); 15299 } catch (PackageManagerException pme) { 15300 Slog.e(TAG, "Error deriving application ABI", pme); 15301 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 15302 return; 15303 } 15304 15305 // Shared libraries for the package need to be updated. 15306 synchronized (mPackages) { 15307 try { 15308 updateSharedLibrariesLPw(pkg, null); 15309 } catch (PackageManagerException e) { 15310 Slog.e(TAG, "updateSharedLibrariesLPw failed: " + e.getMessage()); 15311 } 15312 } 15313 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 15314 // Do not run PackageDexOptimizer through the local performDexOpt 15315 // method because `pkg` may not be in `mPackages` yet. 15316 // 15317 // Also, don't fail application installs if the dexopt step fails. 15318 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 15319 null /* instructionSets */, false /* checkProfiles */, 15320 getCompilerFilterForReason(REASON_INSTALL), 15321 getOrCreateCompilerPackageStats(pkg)); 15322 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15323 15324 // Notify BackgroundDexOptService that the package has been changed. 15325 // If this is an update of a package which used to fail to compile, 15326 // BDOS will remove it from its blacklist. 15327 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 15328 } 15329 15330 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 15331 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 15332 return; 15333 } 15334 15335 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 15336 15337 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 15338 "installPackageLI")) { 15339 if (replace) { 15340 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 15341 installerPackageName, res); 15342 } else { 15343 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 15344 args.user, installerPackageName, volumeUuid, res); 15345 } 15346 } 15347 synchronized (mPackages) { 15348 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15349 if (ps != null) { 15350 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15351 } 15352 15353 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15354 for (int i = 0; i < childCount; i++) { 15355 PackageParser.Package childPkg = pkg.childPackages.get(i); 15356 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15357 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 15358 if (childPs != null) { 15359 childRes.newUsers = childPs.queryInstalledUsers( 15360 sUserManager.getUserIds(), true); 15361 } 15362 } 15363 } 15364 } 15365 15366 private void startIntentFilterVerifications(int userId, boolean replacing, 15367 PackageParser.Package pkg) { 15368 if (mIntentFilterVerifierComponent == null) { 15369 Slog.w(TAG, "No IntentFilter verification will not be done as " 15370 + "there is no IntentFilterVerifier available!"); 15371 return; 15372 } 15373 15374 final int verifierUid = getPackageUid( 15375 mIntentFilterVerifierComponent.getPackageName(), 15376 MATCH_DEBUG_TRIAGED_MISSING, 15377 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 15378 15379 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15380 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 15381 mHandler.sendMessage(msg); 15382 15383 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15384 for (int i = 0; i < childCount; i++) { 15385 PackageParser.Package childPkg = pkg.childPackages.get(i); 15386 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15387 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 15388 mHandler.sendMessage(msg); 15389 } 15390 } 15391 15392 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 15393 PackageParser.Package pkg) { 15394 int size = pkg.activities.size(); 15395 if (size == 0) { 15396 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15397 "No activity, so no need to verify any IntentFilter!"); 15398 return; 15399 } 15400 15401 final boolean hasDomainURLs = hasDomainURLs(pkg); 15402 if (!hasDomainURLs) { 15403 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15404 "No domain URLs, so no need to verify any IntentFilter!"); 15405 return; 15406 } 15407 15408 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 15409 + " if any IntentFilter from the " + size 15410 + " Activities needs verification ..."); 15411 15412 int count = 0; 15413 final String packageName = pkg.packageName; 15414 15415 synchronized (mPackages) { 15416 // If this is a new install and we see that we've already run verification for this 15417 // package, we have nothing to do: it means the state was restored from backup. 15418 if (!replacing) { 15419 IntentFilterVerificationInfo ivi = 15420 mSettings.getIntentFilterVerificationLPr(packageName); 15421 if (ivi != null) { 15422 if (DEBUG_DOMAIN_VERIFICATION) { 15423 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 15424 + ivi.getStatusString()); 15425 } 15426 return; 15427 } 15428 } 15429 15430 // If any filters need to be verified, then all need to be. 15431 boolean needToVerify = false; 15432 for (PackageParser.Activity a : pkg.activities) { 15433 for (ActivityIntentInfo filter : a.intents) { 15434 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 15435 if (DEBUG_DOMAIN_VERIFICATION) { 15436 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 15437 } 15438 needToVerify = true; 15439 break; 15440 } 15441 } 15442 } 15443 15444 if (needToVerify) { 15445 final int verificationId = mIntentFilterVerificationToken++; 15446 for (PackageParser.Activity a : pkg.activities) { 15447 for (ActivityIntentInfo filter : a.intents) { 15448 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 15449 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15450 "Verification needed for IntentFilter:" + filter.toString()); 15451 mIntentFilterVerifier.addOneIntentFilterVerification( 15452 verifierUid, userId, verificationId, filter, packageName); 15453 count++; 15454 } 15455 } 15456 } 15457 } 15458 } 15459 15460 if (count > 0) { 15461 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 15462 + " IntentFilter verification" + (count > 1 ? "s" : "") 15463 + " for userId:" + userId); 15464 mIntentFilterVerifier.startVerifications(userId); 15465 } else { 15466 if (DEBUG_DOMAIN_VERIFICATION) { 15467 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 15468 } 15469 } 15470 } 15471 15472 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 15473 final ComponentName cn = filter.activity.getComponentName(); 15474 final String packageName = cn.getPackageName(); 15475 15476 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 15477 packageName); 15478 if (ivi == null) { 15479 return true; 15480 } 15481 int status = ivi.getStatus(); 15482 switch (status) { 15483 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 15484 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 15485 return true; 15486 15487 default: 15488 // Nothing to do 15489 return false; 15490 } 15491 } 15492 15493 private static boolean isMultiArch(ApplicationInfo info) { 15494 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 15495 } 15496 15497 private static boolean isExternal(PackageParser.Package pkg) { 15498 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15499 } 15500 15501 private static boolean isExternal(PackageSetting ps) { 15502 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15503 } 15504 15505 private static boolean isEphemeral(PackageParser.Package pkg) { 15506 return pkg.applicationInfo.isEphemeralApp(); 15507 } 15508 15509 private static boolean isEphemeral(PackageSetting ps) { 15510 return ps.pkg != null && isEphemeral(ps.pkg); 15511 } 15512 15513 private static boolean isSystemApp(PackageParser.Package pkg) { 15514 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 15515 } 15516 15517 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 15518 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15519 } 15520 15521 private static boolean hasDomainURLs(PackageParser.Package pkg) { 15522 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 15523 } 15524 15525 private static boolean isSystemApp(PackageSetting ps) { 15526 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 15527 } 15528 15529 private static boolean isUpdatedSystemApp(PackageSetting ps) { 15530 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 15531 } 15532 15533 private int packageFlagsToInstallFlags(PackageSetting ps) { 15534 int installFlags = 0; 15535 if (isEphemeral(ps)) { 15536 installFlags |= PackageManager.INSTALL_EPHEMERAL; 15537 } 15538 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 15539 // This existing package was an external ASEC install when we have 15540 // the external flag without a UUID 15541 installFlags |= PackageManager.INSTALL_EXTERNAL; 15542 } 15543 if (ps.isForwardLocked()) { 15544 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 15545 } 15546 return installFlags; 15547 } 15548 15549 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 15550 if (isExternal(pkg)) { 15551 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15552 return StorageManager.UUID_PRIMARY_PHYSICAL; 15553 } else { 15554 return pkg.volumeUuid; 15555 } 15556 } else { 15557 return StorageManager.UUID_PRIVATE_INTERNAL; 15558 } 15559 } 15560 15561 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 15562 if (isExternal(pkg)) { 15563 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15564 return mSettings.getExternalVersion(); 15565 } else { 15566 return mSettings.findOrCreateVersion(pkg.volumeUuid); 15567 } 15568 } else { 15569 return mSettings.getInternalVersion(); 15570 } 15571 } 15572 15573 private void deleteTempPackageFiles() { 15574 final FilenameFilter filter = new FilenameFilter() { 15575 public boolean accept(File dir, String name) { 15576 return name.startsWith("vmdl") && name.endsWith(".tmp"); 15577 } 15578 }; 15579 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 15580 file.delete(); 15581 } 15582 } 15583 15584 @Override 15585 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 15586 int flags) { 15587 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 15588 flags); 15589 } 15590 15591 @Override 15592 public void deletePackage(final String packageName, 15593 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 15594 mContext.enforceCallingOrSelfPermission( 15595 android.Manifest.permission.DELETE_PACKAGES, null); 15596 Preconditions.checkNotNull(packageName); 15597 Preconditions.checkNotNull(observer); 15598 final int uid = Binder.getCallingUid(); 15599 if (!isOrphaned(packageName) 15600 && !isCallerAllowedToSilentlyUninstall(uid, packageName)) { 15601 try { 15602 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 15603 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 15604 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 15605 observer.onUserActionRequired(intent); 15606 } catch (RemoteException re) { 15607 } 15608 return; 15609 } 15610 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 15611 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 15612 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 15613 mContext.enforceCallingOrSelfPermission( 15614 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 15615 "deletePackage for user " + userId); 15616 } 15617 15618 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 15619 try { 15620 observer.onPackageDeleted(packageName, 15621 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 15622 } catch (RemoteException re) { 15623 } 15624 return; 15625 } 15626 15627 if (!deleteAllUsers && getBlockUninstallForUser(packageName, userId)) { 15628 try { 15629 observer.onPackageDeleted(packageName, 15630 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 15631 } catch (RemoteException re) { 15632 } 15633 return; 15634 } 15635 15636 if (DEBUG_REMOVE) { 15637 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId 15638 + " deleteAllUsers: " + deleteAllUsers ); 15639 } 15640 // Queue up an async operation since the package deletion may take a little while. 15641 mHandler.post(new Runnable() { 15642 public void run() { 15643 mHandler.removeCallbacks(this); 15644 int returnCode; 15645 if (!deleteAllUsers) { 15646 returnCode = deletePackageX(packageName, userId, deleteFlags); 15647 } else { 15648 int[] blockUninstallUserIds = getBlockUninstallForUsers(packageName, users); 15649 // If nobody is blocking uninstall, proceed with delete for all users 15650 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 15651 returnCode = deletePackageX(packageName, userId, deleteFlags); 15652 } else { 15653 // Otherwise uninstall individually for users with blockUninstalls=false 15654 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 15655 for (int userId : users) { 15656 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 15657 returnCode = deletePackageX(packageName, userId, userFlags); 15658 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 15659 Slog.w(TAG, "Package delete failed for user " + userId 15660 + ", returnCode " + returnCode); 15661 } 15662 } 15663 } 15664 // The app has only been marked uninstalled for certain users. 15665 // We still need to report that delete was blocked 15666 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 15667 } 15668 } 15669 try { 15670 observer.onPackageDeleted(packageName, returnCode, null); 15671 } catch (RemoteException e) { 15672 Log.i(TAG, "Observer no longer exists."); 15673 } //end catch 15674 } //end run 15675 }); 15676 } 15677 15678 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 15679 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 15680 || callingUid == Process.SYSTEM_UID) { 15681 return true; 15682 } 15683 final int callingUserId = UserHandle.getUserId(callingUid); 15684 // If the caller installed the pkgName, then allow it to silently uninstall. 15685 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 15686 return true; 15687 } 15688 15689 // Allow package verifier to silently uninstall. 15690 if (mRequiredVerifierPackage != null && 15691 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 15692 return true; 15693 } 15694 15695 // Allow package uninstaller to silently uninstall. 15696 if (mRequiredUninstallerPackage != null && 15697 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 15698 return true; 15699 } 15700 15701 // Allow storage manager to silently uninstall. 15702 if (mStorageManagerPackage != null && 15703 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 15704 return true; 15705 } 15706 return false; 15707 } 15708 15709 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 15710 int[] result = EMPTY_INT_ARRAY; 15711 for (int userId : userIds) { 15712 if (getBlockUninstallForUser(packageName, userId)) { 15713 result = ArrayUtils.appendInt(result, userId); 15714 } 15715 } 15716 return result; 15717 } 15718 15719 @Override 15720 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 15721 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 15722 } 15723 15724 private boolean isPackageDeviceAdmin(String packageName, int userId) { 15725 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 15726 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 15727 try { 15728 if (dpm != null) { 15729 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 15730 /* callingUserOnly =*/ false); 15731 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 15732 : deviceOwnerComponentName.getPackageName(); 15733 // Does the package contains the device owner? 15734 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 15735 // this check is probably not needed, since DO should be registered as a device 15736 // admin on some user too. (Original bug for this: b/17657954) 15737 if (packageName.equals(deviceOwnerPackageName)) { 15738 return true; 15739 } 15740 // Does it contain a device admin for any user? 15741 int[] users; 15742 if (userId == UserHandle.USER_ALL) { 15743 users = sUserManager.getUserIds(); 15744 } else { 15745 users = new int[]{userId}; 15746 } 15747 for (int i = 0; i < users.length; ++i) { 15748 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 15749 return true; 15750 } 15751 } 15752 } 15753 } catch (RemoteException e) { 15754 } 15755 return false; 15756 } 15757 15758 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 15759 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 15760 } 15761 15762 /** 15763 * This method is an internal method that could be get invoked either 15764 * to delete an installed package or to clean up a failed installation. 15765 * After deleting an installed package, a broadcast is sent to notify any 15766 * listeners that the package has been removed. For cleaning up a failed 15767 * installation, the broadcast is not necessary since the package's 15768 * installation wouldn't have sent the initial broadcast either 15769 * The key steps in deleting a package are 15770 * deleting the package information in internal structures like mPackages, 15771 * deleting the packages base directories through installd 15772 * updating mSettings to reflect current status 15773 * persisting settings for later use 15774 * sending a broadcast if necessary 15775 */ 15776 private int deletePackageX(String packageName, int userId, int deleteFlags) { 15777 final PackageRemovedInfo info = new PackageRemovedInfo(); 15778 final boolean res; 15779 15780 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 15781 ? UserHandle.USER_ALL : userId; 15782 15783 if (isPackageDeviceAdmin(packageName, removeUser)) { 15784 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 15785 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 15786 } 15787 15788 PackageSetting uninstalledPs = null; 15789 15790 // for the uninstall-updates case and restricted profiles, remember the per- 15791 // user handle installed state 15792 int[] allUsers; 15793 synchronized (mPackages) { 15794 uninstalledPs = mSettings.mPackages.get(packageName); 15795 if (uninstalledPs == null) { 15796 Slog.w(TAG, "Not removing non-existent package " + packageName); 15797 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15798 } 15799 allUsers = sUserManager.getUserIds(); 15800 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 15801 } 15802 15803 final int freezeUser; 15804 if (isUpdatedSystemApp(uninstalledPs) 15805 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 15806 // We're downgrading a system app, which will apply to all users, so 15807 // freeze them all during the downgrade 15808 freezeUser = UserHandle.USER_ALL; 15809 } else { 15810 freezeUser = removeUser; 15811 } 15812 15813 synchronized (mInstallLock) { 15814 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 15815 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 15816 deleteFlags, "deletePackageX")) { 15817 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 15818 deleteFlags | REMOVE_CHATTY, info, true, null); 15819 } 15820 synchronized (mPackages) { 15821 if (res) { 15822 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 15823 } 15824 } 15825 } 15826 15827 if (res) { 15828 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 15829 info.sendPackageRemovedBroadcasts(killApp); 15830 info.sendSystemPackageUpdatedBroadcasts(); 15831 info.sendSystemPackageAppearedBroadcasts(); 15832 } 15833 // Force a gc here. 15834 Runtime.getRuntime().gc(); 15835 // Delete the resources here after sending the broadcast to let 15836 // other processes clean up before deleting resources. 15837 if (info.args != null) { 15838 synchronized (mInstallLock) { 15839 info.args.doPostDeleteLI(true); 15840 } 15841 } 15842 15843 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15844 } 15845 15846 class PackageRemovedInfo { 15847 String removedPackage; 15848 int uid = -1; 15849 int removedAppId = -1; 15850 int[] origUsers; 15851 int[] removedUsers = null; 15852 boolean isRemovedPackageSystemUpdate = false; 15853 boolean isUpdate; 15854 boolean dataRemoved; 15855 boolean removedForAllUsers; 15856 // Clean up resources deleted packages. 15857 InstallArgs args = null; 15858 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 15859 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 15860 15861 void sendPackageRemovedBroadcasts(boolean killApp) { 15862 sendPackageRemovedBroadcastInternal(killApp); 15863 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 15864 for (int i = 0; i < childCount; i++) { 15865 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15866 childInfo.sendPackageRemovedBroadcastInternal(killApp); 15867 } 15868 } 15869 15870 void sendSystemPackageUpdatedBroadcasts() { 15871 if (isRemovedPackageSystemUpdate) { 15872 sendSystemPackageUpdatedBroadcastsInternal(); 15873 final int childCount = (removedChildPackages != null) 15874 ? removedChildPackages.size() : 0; 15875 for (int i = 0; i < childCount; i++) { 15876 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15877 if (childInfo.isRemovedPackageSystemUpdate) { 15878 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 15879 } 15880 } 15881 } 15882 } 15883 15884 void sendSystemPackageAppearedBroadcasts() { 15885 final int packageCount = (appearedChildPackages != null) 15886 ? appearedChildPackages.size() : 0; 15887 for (int i = 0; i < packageCount; i++) { 15888 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 15889 for (int userId : installedInfo.newUsers) { 15890 sendPackageAddedForUser(installedInfo.name, true, 15891 UserHandle.getAppId(installedInfo.uid), userId); 15892 } 15893 } 15894 } 15895 15896 private void sendSystemPackageUpdatedBroadcastsInternal() { 15897 Bundle extras = new Bundle(2); 15898 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15899 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15900 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 15901 extras, 0, null, null, null); 15902 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 15903 extras, 0, null, null, null); 15904 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 15905 null, 0, removedPackage, null, null); 15906 } 15907 15908 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 15909 Bundle extras = new Bundle(2); 15910 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15911 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 15912 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 15913 if (isUpdate || isRemovedPackageSystemUpdate) { 15914 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15915 } 15916 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 15917 if (removedPackage != null) { 15918 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 15919 extras, 0, null, null, removedUsers); 15920 if (dataRemoved && !isRemovedPackageSystemUpdate) { 15921 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 15922 removedPackage, extras, 0, null, null, removedUsers); 15923 } 15924 } 15925 if (removedAppId >= 0) { 15926 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 15927 removedUsers); 15928 } 15929 } 15930 } 15931 15932 /* 15933 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 15934 * flag is not set, the data directory is removed as well. 15935 * make sure this flag is set for partially installed apps. If not its meaningless to 15936 * delete a partially installed application. 15937 */ 15938 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 15939 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 15940 String packageName = ps.name; 15941 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 15942 // Retrieve object to delete permissions for shared user later on 15943 final PackageParser.Package deletedPkg; 15944 final PackageSetting deletedPs; 15945 // reader 15946 synchronized (mPackages) { 15947 deletedPkg = mPackages.get(packageName); 15948 deletedPs = mSettings.mPackages.get(packageName); 15949 if (outInfo != null) { 15950 outInfo.removedPackage = packageName; 15951 outInfo.removedUsers = deletedPs != null 15952 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 15953 : null; 15954 } 15955 } 15956 15957 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 15958 15959 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 15960 final PackageParser.Package resolvedPkg; 15961 if (deletedPkg != null) { 15962 resolvedPkg = deletedPkg; 15963 } else { 15964 // We don't have a parsed package when it lives on an ejected 15965 // adopted storage device, so fake something together 15966 resolvedPkg = new PackageParser.Package(ps.name); 15967 resolvedPkg.setVolumeUuid(ps.volumeUuid); 15968 } 15969 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 15970 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 15971 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 15972 if (outInfo != null) { 15973 outInfo.dataRemoved = true; 15974 } 15975 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 15976 } 15977 15978 // writer 15979 synchronized (mPackages) { 15980 if (deletedPs != null) { 15981 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 15982 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 15983 clearDefaultBrowserIfNeeded(packageName); 15984 if (outInfo != null) { 15985 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 15986 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 15987 } 15988 updatePermissionsLPw(deletedPs.name, null, 0); 15989 if (deletedPs.sharedUser != null) { 15990 // Remove permissions associated with package. Since runtime 15991 // permissions are per user we have to kill the removed package 15992 // or packages running under the shared user of the removed 15993 // package if revoking the permissions requested only by the removed 15994 // package is successful and this causes a change in gids. 15995 for (int userId : UserManagerService.getInstance().getUserIds()) { 15996 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 15997 userId); 15998 if (userIdToKill == UserHandle.USER_ALL 15999 || userIdToKill >= UserHandle.USER_SYSTEM) { 16000 // If gids changed for this user, kill all affected packages. 16001 mHandler.post(new Runnable() { 16002 @Override 16003 public void run() { 16004 // This has to happen with no lock held. 16005 killApplication(deletedPs.name, deletedPs.appId, 16006 KILL_APP_REASON_GIDS_CHANGED); 16007 } 16008 }); 16009 break; 16010 } 16011 } 16012 } 16013 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 16014 } 16015 // make sure to preserve per-user disabled state if this removal was just 16016 // a downgrade of a system app to the factory package 16017 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 16018 if (DEBUG_REMOVE) { 16019 Slog.d(TAG, "Propagating install state across downgrade"); 16020 } 16021 for (int userId : allUserHandles) { 16022 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 16023 if (DEBUG_REMOVE) { 16024 Slog.d(TAG, " user " + userId + " => " + installed); 16025 } 16026 ps.setInstalled(installed, userId); 16027 } 16028 } 16029 } 16030 // can downgrade to reader 16031 if (writeSettings) { 16032 // Save settings now 16033 mSettings.writeLPr(); 16034 } 16035 } 16036 if (outInfo != null) { 16037 // A user ID was deleted here. Go through all users and remove it 16038 // from KeyStore. 16039 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 16040 } 16041 } 16042 16043 static boolean locationIsPrivileged(File path) { 16044 try { 16045 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 16046 .getCanonicalPath(); 16047 return path.getCanonicalPath().startsWith(privilegedAppDir); 16048 } catch (IOException e) { 16049 Slog.e(TAG, "Unable to access code path " + path); 16050 } 16051 return false; 16052 } 16053 16054 /* 16055 * Tries to delete system package. 16056 */ 16057 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 16058 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 16059 boolean writeSettings) { 16060 if (deletedPs.parentPackageName != null) { 16061 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 16062 return false; 16063 } 16064 16065 final boolean applyUserRestrictions 16066 = (allUserHandles != null) && (outInfo.origUsers != null); 16067 final PackageSetting disabledPs; 16068 // Confirm if the system package has been updated 16069 // An updated system app can be deleted. This will also have to restore 16070 // the system pkg from system partition 16071 // reader 16072 synchronized (mPackages) { 16073 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 16074 } 16075 16076 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 16077 + " disabledPs=" + disabledPs); 16078 16079 if (disabledPs == null) { 16080 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 16081 return false; 16082 } else if (DEBUG_REMOVE) { 16083 Slog.d(TAG, "Deleting system pkg from data partition"); 16084 } 16085 16086 if (DEBUG_REMOVE) { 16087 if (applyUserRestrictions) { 16088 Slog.d(TAG, "Remembering install states:"); 16089 for (int userId : allUserHandles) { 16090 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 16091 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 16092 } 16093 } 16094 } 16095 16096 // Delete the updated package 16097 outInfo.isRemovedPackageSystemUpdate = true; 16098 if (outInfo.removedChildPackages != null) { 16099 final int childCount = (deletedPs.childPackageNames != null) 16100 ? deletedPs.childPackageNames.size() : 0; 16101 for (int i = 0; i < childCount; i++) { 16102 String childPackageName = deletedPs.childPackageNames.get(i); 16103 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 16104 .contains(childPackageName)) { 16105 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 16106 childPackageName); 16107 if (childInfo != null) { 16108 childInfo.isRemovedPackageSystemUpdate = true; 16109 } 16110 } 16111 } 16112 } 16113 16114 if (disabledPs.versionCode < deletedPs.versionCode) { 16115 // Delete data for downgrades 16116 flags &= ~PackageManager.DELETE_KEEP_DATA; 16117 } else { 16118 // Preserve data by setting flag 16119 flags |= PackageManager.DELETE_KEEP_DATA; 16120 } 16121 16122 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 16123 outInfo, writeSettings, disabledPs.pkg); 16124 if (!ret) { 16125 return false; 16126 } 16127 16128 // writer 16129 synchronized (mPackages) { 16130 // Reinstate the old system package 16131 enableSystemPackageLPw(disabledPs.pkg); 16132 // Remove any native libraries from the upgraded package. 16133 removeNativeBinariesLI(deletedPs); 16134 } 16135 16136 // Install the system package 16137 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 16138 int parseFlags = mDefParseFlags 16139 | PackageParser.PARSE_MUST_BE_APK 16140 | PackageParser.PARSE_IS_SYSTEM 16141 | PackageParser.PARSE_IS_SYSTEM_DIR; 16142 if (locationIsPrivileged(disabledPs.codePath)) { 16143 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 16144 } 16145 16146 final PackageParser.Package newPkg; 16147 try { 16148 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 16149 } catch (PackageManagerException e) { 16150 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 16151 + e.getMessage()); 16152 return false; 16153 } 16154 try { 16155 // update shared libraries for the newly re-installed system package 16156 updateSharedLibrariesLPw(newPkg, null); 16157 } catch (PackageManagerException e) { 16158 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16159 } 16160 16161 prepareAppDataAfterInstallLIF(newPkg); 16162 16163 // writer 16164 synchronized (mPackages) { 16165 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 16166 16167 // Propagate the permissions state as we do not want to drop on the floor 16168 // runtime permissions. The update permissions method below will take 16169 // care of removing obsolete permissions and grant install permissions. 16170 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 16171 updatePermissionsLPw(newPkg.packageName, newPkg, 16172 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 16173 16174 if (applyUserRestrictions) { 16175 if (DEBUG_REMOVE) { 16176 Slog.d(TAG, "Propagating install state across reinstall"); 16177 } 16178 for (int userId : allUserHandles) { 16179 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 16180 if (DEBUG_REMOVE) { 16181 Slog.d(TAG, " user " + userId + " => " + installed); 16182 } 16183 ps.setInstalled(installed, userId); 16184 16185 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 16186 } 16187 // Regardless of writeSettings we need to ensure that this restriction 16188 // state propagation is persisted 16189 mSettings.writeAllUsersPackageRestrictionsLPr(); 16190 } 16191 // can downgrade to reader here 16192 if (writeSettings) { 16193 mSettings.writeLPr(); 16194 } 16195 } 16196 return true; 16197 } 16198 16199 private boolean deleteInstalledPackageLIF(PackageSetting ps, 16200 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 16201 PackageRemovedInfo outInfo, boolean writeSettings, 16202 PackageParser.Package replacingPackage) { 16203 synchronized (mPackages) { 16204 if (outInfo != null) { 16205 outInfo.uid = ps.appId; 16206 } 16207 16208 if (outInfo != null && outInfo.removedChildPackages != null) { 16209 final int childCount = (ps.childPackageNames != null) 16210 ? ps.childPackageNames.size() : 0; 16211 for (int i = 0; i < childCount; i++) { 16212 String childPackageName = ps.childPackageNames.get(i); 16213 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 16214 if (childPs == null) { 16215 return false; 16216 } 16217 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 16218 childPackageName); 16219 if (childInfo != null) { 16220 childInfo.uid = childPs.appId; 16221 } 16222 } 16223 } 16224 } 16225 16226 // Delete package data from internal structures and also remove data if flag is set 16227 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 16228 16229 // Delete the child packages data 16230 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16231 for (int i = 0; i < childCount; i++) { 16232 PackageSetting childPs; 16233 synchronized (mPackages) { 16234 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 16235 } 16236 if (childPs != null) { 16237 PackageRemovedInfo childOutInfo = (outInfo != null 16238 && outInfo.removedChildPackages != null) 16239 ? outInfo.removedChildPackages.get(childPs.name) : null; 16240 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 16241 && (replacingPackage != null 16242 && !replacingPackage.hasChildPackage(childPs.name)) 16243 ? flags & ~DELETE_KEEP_DATA : flags; 16244 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 16245 deleteFlags, writeSettings); 16246 } 16247 } 16248 16249 // Delete application code and resources only for parent packages 16250 if (ps.parentPackageName == null) { 16251 if (deleteCodeAndResources && (outInfo != null)) { 16252 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 16253 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 16254 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 16255 } 16256 } 16257 16258 return true; 16259 } 16260 16261 @Override 16262 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 16263 int userId) { 16264 mContext.enforceCallingOrSelfPermission( 16265 android.Manifest.permission.DELETE_PACKAGES, null); 16266 synchronized (mPackages) { 16267 PackageSetting ps = mSettings.mPackages.get(packageName); 16268 if (ps == null) { 16269 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 16270 return false; 16271 } 16272 if (!ps.getInstalled(userId)) { 16273 // Can't block uninstall for an app that is not installed or enabled. 16274 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 16275 return false; 16276 } 16277 ps.setBlockUninstall(blockUninstall, userId); 16278 mSettings.writePackageRestrictionsLPr(userId); 16279 } 16280 return true; 16281 } 16282 16283 @Override 16284 public boolean getBlockUninstallForUser(String packageName, int userId) { 16285 synchronized (mPackages) { 16286 PackageSetting ps = mSettings.mPackages.get(packageName); 16287 if (ps == null) { 16288 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 16289 return false; 16290 } 16291 return ps.getBlockUninstall(userId); 16292 } 16293 } 16294 16295 @Override 16296 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 16297 int callingUid = Binder.getCallingUid(); 16298 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 16299 throw new SecurityException( 16300 "setRequiredForSystemUser can only be run by the system or root"); 16301 } 16302 synchronized (mPackages) { 16303 PackageSetting ps = mSettings.mPackages.get(packageName); 16304 if (ps == null) { 16305 Log.w(TAG, "Package doesn't exist: " + packageName); 16306 return false; 16307 } 16308 if (systemUserApp) { 16309 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16310 } else { 16311 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16312 } 16313 mSettings.writeLPr(); 16314 } 16315 return true; 16316 } 16317 16318 /* 16319 * This method handles package deletion in general 16320 */ 16321 private boolean deletePackageLIF(String packageName, UserHandle user, 16322 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 16323 PackageRemovedInfo outInfo, boolean writeSettings, 16324 PackageParser.Package replacingPackage) { 16325 if (packageName == null) { 16326 Slog.w(TAG, "Attempt to delete null packageName."); 16327 return false; 16328 } 16329 16330 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 16331 16332 PackageSetting ps; 16333 16334 synchronized (mPackages) { 16335 ps = mSettings.mPackages.get(packageName); 16336 if (ps == null) { 16337 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16338 return false; 16339 } 16340 16341 if (ps.parentPackageName != null && (!isSystemApp(ps) 16342 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 16343 if (DEBUG_REMOVE) { 16344 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 16345 + ((user == null) ? UserHandle.USER_ALL : user)); 16346 } 16347 final int removedUserId = (user != null) ? user.getIdentifier() 16348 : UserHandle.USER_ALL; 16349 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 16350 return false; 16351 } 16352 markPackageUninstalledForUserLPw(ps, user); 16353 scheduleWritePackageRestrictionsLocked(user); 16354 return true; 16355 } 16356 } 16357 16358 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 16359 && user.getIdentifier() != UserHandle.USER_ALL)) { 16360 // The caller is asking that the package only be deleted for a single 16361 // user. To do this, we just mark its uninstalled state and delete 16362 // its data. If this is a system app, we only allow this to happen if 16363 // they have set the special DELETE_SYSTEM_APP which requests different 16364 // semantics than normal for uninstalling system apps. 16365 markPackageUninstalledForUserLPw(ps, user); 16366 16367 if (!isSystemApp(ps)) { 16368 // Do not uninstall the APK if an app should be cached 16369 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 16370 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 16371 // Other user still have this package installed, so all 16372 // we need to do is clear this user's data and save that 16373 // it is uninstalled. 16374 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 16375 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16376 return false; 16377 } 16378 scheduleWritePackageRestrictionsLocked(user); 16379 return true; 16380 } else { 16381 // We need to set it back to 'installed' so the uninstall 16382 // broadcasts will be sent correctly. 16383 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 16384 ps.setInstalled(true, user.getIdentifier()); 16385 } 16386 } else { 16387 // This is a system app, so we assume that the 16388 // other users still have this package installed, so all 16389 // we need to do is clear this user's data and save that 16390 // it is uninstalled. 16391 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 16392 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16393 return false; 16394 } 16395 scheduleWritePackageRestrictionsLocked(user); 16396 return true; 16397 } 16398 } 16399 16400 // If we are deleting a composite package for all users, keep track 16401 // of result for each child. 16402 if (ps.childPackageNames != null && outInfo != null) { 16403 synchronized (mPackages) { 16404 final int childCount = ps.childPackageNames.size(); 16405 outInfo.removedChildPackages = new ArrayMap<>(childCount); 16406 for (int i = 0; i < childCount; i++) { 16407 String childPackageName = ps.childPackageNames.get(i); 16408 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 16409 childInfo.removedPackage = childPackageName; 16410 outInfo.removedChildPackages.put(childPackageName, childInfo); 16411 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16412 if (childPs != null) { 16413 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 16414 } 16415 } 16416 } 16417 } 16418 16419 boolean ret = false; 16420 if (isSystemApp(ps)) { 16421 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 16422 // When an updated system application is deleted we delete the existing resources 16423 // as well and fall back to existing code in system partition 16424 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 16425 } else { 16426 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 16427 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 16428 outInfo, writeSettings, replacingPackage); 16429 } 16430 16431 // Take a note whether we deleted the package for all users 16432 if (outInfo != null) { 16433 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16434 if (outInfo.removedChildPackages != null) { 16435 synchronized (mPackages) { 16436 final int childCount = outInfo.removedChildPackages.size(); 16437 for (int i = 0; i < childCount; i++) { 16438 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 16439 if (childInfo != null) { 16440 childInfo.removedForAllUsers = mPackages.get( 16441 childInfo.removedPackage) == null; 16442 } 16443 } 16444 } 16445 } 16446 // If we uninstalled an update to a system app there may be some 16447 // child packages that appeared as they are declared in the system 16448 // app but were not declared in the update. 16449 if (isSystemApp(ps)) { 16450 synchronized (mPackages) { 16451 PackageSetting updatedPs = mSettings.peekPackageLPr(ps.name); 16452 final int childCount = (updatedPs.childPackageNames != null) 16453 ? updatedPs.childPackageNames.size() : 0; 16454 for (int i = 0; i < childCount; i++) { 16455 String childPackageName = updatedPs.childPackageNames.get(i); 16456 if (outInfo.removedChildPackages == null 16457 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 16458 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16459 if (childPs == null) { 16460 continue; 16461 } 16462 PackageInstalledInfo installRes = new PackageInstalledInfo(); 16463 installRes.name = childPackageName; 16464 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 16465 installRes.pkg = mPackages.get(childPackageName); 16466 installRes.uid = childPs.pkg.applicationInfo.uid; 16467 if (outInfo.appearedChildPackages == null) { 16468 outInfo.appearedChildPackages = new ArrayMap<>(); 16469 } 16470 outInfo.appearedChildPackages.put(childPackageName, installRes); 16471 } 16472 } 16473 } 16474 } 16475 } 16476 16477 return ret; 16478 } 16479 16480 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 16481 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 16482 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 16483 for (int nextUserId : userIds) { 16484 if (DEBUG_REMOVE) { 16485 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 16486 } 16487 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 16488 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 16489 false /*hidden*/, false /*suspended*/, null, null, null, 16490 false /*blockUninstall*/, 16491 ps.readUserState(nextUserId).domainVerificationStatus, 0); 16492 } 16493 } 16494 16495 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 16496 PackageRemovedInfo outInfo) { 16497 final PackageParser.Package pkg; 16498 synchronized (mPackages) { 16499 pkg = mPackages.get(ps.name); 16500 } 16501 16502 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 16503 : new int[] {userId}; 16504 for (int nextUserId : userIds) { 16505 if (DEBUG_REMOVE) { 16506 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 16507 + nextUserId); 16508 } 16509 16510 destroyAppDataLIF(pkg, userId, 16511 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16512 destroyAppProfilesLIF(pkg, userId); 16513 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 16514 schedulePackageCleaning(ps.name, nextUserId, false); 16515 synchronized (mPackages) { 16516 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 16517 scheduleWritePackageRestrictionsLocked(nextUserId); 16518 } 16519 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 16520 } 16521 } 16522 16523 if (outInfo != null) { 16524 outInfo.removedPackage = ps.name; 16525 outInfo.removedAppId = ps.appId; 16526 outInfo.removedUsers = userIds; 16527 } 16528 16529 return true; 16530 } 16531 16532 private final class ClearStorageConnection implements ServiceConnection { 16533 IMediaContainerService mContainerService; 16534 16535 @Override 16536 public void onServiceConnected(ComponentName name, IBinder service) { 16537 synchronized (this) { 16538 mContainerService = IMediaContainerService.Stub.asInterface(service); 16539 notifyAll(); 16540 } 16541 } 16542 16543 @Override 16544 public void onServiceDisconnected(ComponentName name) { 16545 } 16546 } 16547 16548 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 16549 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 16550 16551 final boolean mounted; 16552 if (Environment.isExternalStorageEmulated()) { 16553 mounted = true; 16554 } else { 16555 final String status = Environment.getExternalStorageState(); 16556 16557 mounted = status.equals(Environment.MEDIA_MOUNTED) 16558 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 16559 } 16560 16561 if (!mounted) { 16562 return; 16563 } 16564 16565 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 16566 int[] users; 16567 if (userId == UserHandle.USER_ALL) { 16568 users = sUserManager.getUserIds(); 16569 } else { 16570 users = new int[] { userId }; 16571 } 16572 final ClearStorageConnection conn = new ClearStorageConnection(); 16573 if (mContext.bindServiceAsUser( 16574 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 16575 try { 16576 for (int curUser : users) { 16577 long timeout = SystemClock.uptimeMillis() + 5000; 16578 synchronized (conn) { 16579 long now; 16580 while (conn.mContainerService == null && 16581 (now = SystemClock.uptimeMillis()) < timeout) { 16582 try { 16583 conn.wait(timeout - now); 16584 } catch (InterruptedException e) { 16585 } 16586 } 16587 } 16588 if (conn.mContainerService == null) { 16589 return; 16590 } 16591 16592 final UserEnvironment userEnv = new UserEnvironment(curUser); 16593 clearDirectory(conn.mContainerService, 16594 userEnv.buildExternalStorageAppCacheDirs(packageName)); 16595 if (allData) { 16596 clearDirectory(conn.mContainerService, 16597 userEnv.buildExternalStorageAppDataDirs(packageName)); 16598 clearDirectory(conn.mContainerService, 16599 userEnv.buildExternalStorageAppMediaDirs(packageName)); 16600 } 16601 } 16602 } finally { 16603 mContext.unbindService(conn); 16604 } 16605 } 16606 } 16607 16608 @Override 16609 public void clearApplicationProfileData(String packageName) { 16610 enforceSystemOrRoot("Only the system can clear all profile data"); 16611 16612 final PackageParser.Package pkg; 16613 synchronized (mPackages) { 16614 pkg = mPackages.get(packageName); 16615 } 16616 16617 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 16618 synchronized (mInstallLock) { 16619 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 16620 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 16621 true /* removeBaseMarker */); 16622 } 16623 } 16624 } 16625 16626 @Override 16627 public void clearApplicationUserData(final String packageName, 16628 final IPackageDataObserver observer, final int userId) { 16629 mContext.enforceCallingOrSelfPermission( 16630 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 16631 16632 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16633 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 16634 16635 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 16636 throw new SecurityException("Cannot clear data for a protected package: " 16637 + packageName); 16638 } 16639 // Queue up an async operation since the package deletion may take a little while. 16640 mHandler.post(new Runnable() { 16641 public void run() { 16642 mHandler.removeCallbacks(this); 16643 final boolean succeeded; 16644 try (PackageFreezer freezer = freezePackage(packageName, 16645 "clearApplicationUserData")) { 16646 synchronized (mInstallLock) { 16647 succeeded = clearApplicationUserDataLIF(packageName, userId); 16648 } 16649 clearExternalStorageDataSync(packageName, userId, true); 16650 } 16651 if (succeeded) { 16652 // invoke DeviceStorageMonitor's update method to clear any notifications 16653 DeviceStorageMonitorInternal dsm = LocalServices 16654 .getService(DeviceStorageMonitorInternal.class); 16655 if (dsm != null) { 16656 dsm.checkMemory(); 16657 } 16658 } 16659 if(observer != null) { 16660 try { 16661 observer.onRemoveCompleted(packageName, succeeded); 16662 } catch (RemoteException e) { 16663 Log.i(TAG, "Observer no longer exists."); 16664 } 16665 } //end if observer 16666 } //end run 16667 }); 16668 } 16669 16670 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 16671 if (packageName == null) { 16672 Slog.w(TAG, "Attempt to delete null packageName."); 16673 return false; 16674 } 16675 16676 // Try finding details about the requested package 16677 PackageParser.Package pkg; 16678 synchronized (mPackages) { 16679 pkg = mPackages.get(packageName); 16680 if (pkg == null) { 16681 final PackageSetting ps = mSettings.mPackages.get(packageName); 16682 if (ps != null) { 16683 pkg = ps.pkg; 16684 } 16685 } 16686 16687 if (pkg == null) { 16688 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16689 return false; 16690 } 16691 16692 PackageSetting ps = (PackageSetting) pkg.mExtras; 16693 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16694 } 16695 16696 clearAppDataLIF(pkg, userId, 16697 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16698 16699 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16700 removeKeystoreDataIfNeeded(userId, appId); 16701 16702 UserManagerInternal umInternal = getUserManagerInternal(); 16703 final int flags; 16704 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 16705 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 16706 } else if (umInternal.isUserRunning(userId)) { 16707 flags = StorageManager.FLAG_STORAGE_DE; 16708 } else { 16709 flags = 0; 16710 } 16711 prepareAppDataContentsLIF(pkg, userId, flags); 16712 16713 return true; 16714 } 16715 16716 /** 16717 * Reverts user permission state changes (permissions and flags) in 16718 * all packages for a given user. 16719 * 16720 * @param userId The device user for which to do a reset. 16721 */ 16722 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 16723 final int packageCount = mPackages.size(); 16724 for (int i = 0; i < packageCount; i++) { 16725 PackageParser.Package pkg = mPackages.valueAt(i); 16726 PackageSetting ps = (PackageSetting) pkg.mExtras; 16727 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16728 } 16729 } 16730 16731 private void resetNetworkPolicies(int userId) { 16732 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 16733 } 16734 16735 /** 16736 * Reverts user permission state changes (permissions and flags). 16737 * 16738 * @param ps The package for which to reset. 16739 * @param userId The device user for which to do a reset. 16740 */ 16741 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 16742 final PackageSetting ps, final int userId) { 16743 if (ps.pkg == null) { 16744 return; 16745 } 16746 16747 // These are flags that can change base on user actions. 16748 final int userSettableMask = FLAG_PERMISSION_USER_SET 16749 | FLAG_PERMISSION_USER_FIXED 16750 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 16751 | FLAG_PERMISSION_REVIEW_REQUIRED; 16752 16753 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 16754 | FLAG_PERMISSION_POLICY_FIXED; 16755 16756 boolean writeInstallPermissions = false; 16757 boolean writeRuntimePermissions = false; 16758 16759 final int permissionCount = ps.pkg.requestedPermissions.size(); 16760 for (int i = 0; i < permissionCount; i++) { 16761 String permission = ps.pkg.requestedPermissions.get(i); 16762 16763 BasePermission bp = mSettings.mPermissions.get(permission); 16764 if (bp == null) { 16765 continue; 16766 } 16767 16768 // If shared user we just reset the state to which only this app contributed. 16769 if (ps.sharedUser != null) { 16770 boolean used = false; 16771 final int packageCount = ps.sharedUser.packages.size(); 16772 for (int j = 0; j < packageCount; j++) { 16773 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 16774 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 16775 && pkg.pkg.requestedPermissions.contains(permission)) { 16776 used = true; 16777 break; 16778 } 16779 } 16780 if (used) { 16781 continue; 16782 } 16783 } 16784 16785 PermissionsState permissionsState = ps.getPermissionsState(); 16786 16787 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 16788 16789 // Always clear the user settable flags. 16790 final boolean hasInstallState = permissionsState.getInstallPermissionState( 16791 bp.name) != null; 16792 // If permission review is enabled and this is a legacy app, mark the 16793 // permission as requiring a review as this is the initial state. 16794 int flags = 0; 16795 if ((mPermissionReviewRequired || Build.PERMISSIONS_REVIEW_REQUIRED) 16796 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 16797 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 16798 } 16799 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 16800 if (hasInstallState) { 16801 writeInstallPermissions = true; 16802 } else { 16803 writeRuntimePermissions = true; 16804 } 16805 } 16806 16807 // Below is only runtime permission handling. 16808 if (!bp.isRuntime()) { 16809 continue; 16810 } 16811 16812 // Never clobber system or policy. 16813 if ((oldFlags & policyOrSystemFlags) != 0) { 16814 continue; 16815 } 16816 16817 // If this permission was granted by default, make sure it is. 16818 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 16819 if (permissionsState.grantRuntimePermission(bp, userId) 16820 != PERMISSION_OPERATION_FAILURE) { 16821 writeRuntimePermissions = true; 16822 } 16823 // If permission review is enabled the permissions for a legacy apps 16824 // are represented as constantly granted runtime ones, so don't revoke. 16825 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 16826 // Otherwise, reset the permission. 16827 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 16828 switch (revokeResult) { 16829 case PERMISSION_OPERATION_SUCCESS: 16830 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 16831 writeRuntimePermissions = true; 16832 final int appId = ps.appId; 16833 mHandler.post(new Runnable() { 16834 @Override 16835 public void run() { 16836 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 16837 } 16838 }); 16839 } break; 16840 } 16841 } 16842 } 16843 16844 // Synchronously write as we are taking permissions away. 16845 if (writeRuntimePermissions) { 16846 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 16847 } 16848 16849 // Synchronously write as we are taking permissions away. 16850 if (writeInstallPermissions) { 16851 mSettings.writeLPr(); 16852 } 16853 } 16854 16855 /** 16856 * Remove entries from the keystore daemon. Will only remove it if the 16857 * {@code appId} is valid. 16858 */ 16859 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 16860 if (appId < 0) { 16861 return; 16862 } 16863 16864 final KeyStore keyStore = KeyStore.getInstance(); 16865 if (keyStore != null) { 16866 if (userId == UserHandle.USER_ALL) { 16867 for (final int individual : sUserManager.getUserIds()) { 16868 keyStore.clearUid(UserHandle.getUid(individual, appId)); 16869 } 16870 } else { 16871 keyStore.clearUid(UserHandle.getUid(userId, appId)); 16872 } 16873 } else { 16874 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 16875 } 16876 } 16877 16878 @Override 16879 public void deleteApplicationCacheFiles(final String packageName, 16880 final IPackageDataObserver observer) { 16881 final int userId = UserHandle.getCallingUserId(); 16882 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 16883 } 16884 16885 @Override 16886 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 16887 final IPackageDataObserver observer) { 16888 mContext.enforceCallingOrSelfPermission( 16889 android.Manifest.permission.DELETE_CACHE_FILES, null); 16890 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16891 /* requireFullPermission= */ true, /* checkShell= */ false, 16892 "delete application cache files"); 16893 16894 final PackageParser.Package pkg; 16895 synchronized (mPackages) { 16896 pkg = mPackages.get(packageName); 16897 } 16898 16899 // Queue up an async operation since the package deletion may take a little while. 16900 mHandler.post(new Runnable() { 16901 public void run() { 16902 synchronized (mInstallLock) { 16903 final int flags = StorageManager.FLAG_STORAGE_DE 16904 | StorageManager.FLAG_STORAGE_CE; 16905 // We're only clearing cache files, so we don't care if the 16906 // app is unfrozen and still able to run 16907 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 16908 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16909 } 16910 clearExternalStorageDataSync(packageName, userId, false); 16911 if (observer != null) { 16912 try { 16913 observer.onRemoveCompleted(packageName, true); 16914 } catch (RemoteException e) { 16915 Log.i(TAG, "Observer no longer exists."); 16916 } 16917 } 16918 } 16919 }); 16920 } 16921 16922 @Override 16923 public void getPackageSizeInfo(final String packageName, int userHandle, 16924 final IPackageStatsObserver observer) { 16925 mContext.enforceCallingOrSelfPermission( 16926 android.Manifest.permission.GET_PACKAGE_SIZE, null); 16927 if (packageName == null) { 16928 throw new IllegalArgumentException("Attempt to get size of null packageName"); 16929 } 16930 16931 PackageStats stats = new PackageStats(packageName, userHandle); 16932 16933 /* 16934 * Queue up an async operation since the package measurement may take a 16935 * little while. 16936 */ 16937 Message msg = mHandler.obtainMessage(INIT_COPY); 16938 msg.obj = new MeasureParams(stats, observer); 16939 mHandler.sendMessage(msg); 16940 } 16941 16942 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 16943 final PackageSetting ps; 16944 synchronized (mPackages) { 16945 ps = mSettings.mPackages.get(packageName); 16946 if (ps == null) { 16947 Slog.w(TAG, "Failed to find settings for " + packageName); 16948 return false; 16949 } 16950 } 16951 16952 final String[] packageNames = { packageName }; 16953 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 16954 final String[] codePaths = { ps.codePathString }; 16955 16956 try { 16957 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 16958 ps.appId, ceDataInodes, codePaths, stats); 16959 16960 // For now, ignore code size of packages on system partition 16961 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 16962 stats.codeSize = 0; 16963 } 16964 16965 // External clients expect these to be tracked separately 16966 stats.dataSize -= stats.cacheSize; 16967 16968 } catch (InstallerException e) { 16969 Slog.w(TAG, String.valueOf(e)); 16970 return false; 16971 } 16972 16973 return true; 16974 } 16975 16976 private int getUidTargetSdkVersionLockedLPr(int uid) { 16977 Object obj = mSettings.getUserIdLPr(uid); 16978 if (obj instanceof SharedUserSetting) { 16979 final SharedUserSetting sus = (SharedUserSetting) obj; 16980 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 16981 final Iterator<PackageSetting> it = sus.packages.iterator(); 16982 while (it.hasNext()) { 16983 final PackageSetting ps = it.next(); 16984 if (ps.pkg != null) { 16985 int v = ps.pkg.applicationInfo.targetSdkVersion; 16986 if (v < vers) vers = v; 16987 } 16988 } 16989 return vers; 16990 } else if (obj instanceof PackageSetting) { 16991 final PackageSetting ps = (PackageSetting) obj; 16992 if (ps.pkg != null) { 16993 return ps.pkg.applicationInfo.targetSdkVersion; 16994 } 16995 } 16996 return Build.VERSION_CODES.CUR_DEVELOPMENT; 16997 } 16998 16999 @Override 17000 public void addPreferredActivity(IntentFilter filter, int match, 17001 ComponentName[] set, ComponentName activity, int userId) { 17002 addPreferredActivityInternal(filter, match, set, activity, true, userId, 17003 "Adding preferred"); 17004 } 17005 17006 private void addPreferredActivityInternal(IntentFilter filter, int match, 17007 ComponentName[] set, ComponentName activity, boolean always, int userId, 17008 String opname) { 17009 // writer 17010 int callingUid = Binder.getCallingUid(); 17011 enforceCrossUserPermission(callingUid, userId, 17012 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 17013 if (filter.countActions() == 0) { 17014 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 17015 return; 17016 } 17017 synchronized (mPackages) { 17018 if (mContext.checkCallingOrSelfPermission( 17019 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17020 != PackageManager.PERMISSION_GRANTED) { 17021 if (getUidTargetSdkVersionLockedLPr(callingUid) 17022 < Build.VERSION_CODES.FROYO) { 17023 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 17024 + callingUid); 17025 return; 17026 } 17027 mContext.enforceCallingOrSelfPermission( 17028 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17029 } 17030 17031 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 17032 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 17033 + userId + ":"); 17034 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17035 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 17036 scheduleWritePackageRestrictionsLocked(userId); 17037 postPreferredActivityChangedBroadcast(userId); 17038 } 17039 } 17040 17041 private void postPreferredActivityChangedBroadcast(int userId) { 17042 mHandler.post(() -> { 17043 final IActivityManager am = ActivityManagerNative.getDefault(); 17044 if (am == null) { 17045 return; 17046 } 17047 17048 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 17049 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 17050 try { 17051 am.broadcastIntent(null, intent, null, null, 17052 0, null, null, null, android.app.AppOpsManager.OP_NONE, 17053 null, false, false, userId); 17054 } catch (RemoteException e) { 17055 } 17056 }); 17057 } 17058 17059 @Override 17060 public void replacePreferredActivity(IntentFilter filter, int match, 17061 ComponentName[] set, ComponentName activity, int userId) { 17062 if (filter.countActions() != 1) { 17063 throw new IllegalArgumentException( 17064 "replacePreferredActivity expects filter to have only 1 action."); 17065 } 17066 if (filter.countDataAuthorities() != 0 17067 || filter.countDataPaths() != 0 17068 || filter.countDataSchemes() > 1 17069 || filter.countDataTypes() != 0) { 17070 throw new IllegalArgumentException( 17071 "replacePreferredActivity expects filter to have no data authorities, " + 17072 "paths, or types; and at most one scheme."); 17073 } 17074 17075 final int callingUid = Binder.getCallingUid(); 17076 enforceCrossUserPermission(callingUid, userId, 17077 true /* requireFullPermission */, false /* checkShell */, 17078 "replace preferred activity"); 17079 synchronized (mPackages) { 17080 if (mContext.checkCallingOrSelfPermission( 17081 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17082 != PackageManager.PERMISSION_GRANTED) { 17083 if (getUidTargetSdkVersionLockedLPr(callingUid) 17084 < Build.VERSION_CODES.FROYO) { 17085 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 17086 + Binder.getCallingUid()); 17087 return; 17088 } 17089 mContext.enforceCallingOrSelfPermission( 17090 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17091 } 17092 17093 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 17094 if (pir != null) { 17095 // Get all of the existing entries that exactly match this filter. 17096 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 17097 if (existing != null && existing.size() == 1) { 17098 PreferredActivity cur = existing.get(0); 17099 if (DEBUG_PREFERRED) { 17100 Slog.i(TAG, "Checking replace of preferred:"); 17101 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17102 if (!cur.mPref.mAlways) { 17103 Slog.i(TAG, " -- CUR; not mAlways!"); 17104 } else { 17105 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 17106 Slog.i(TAG, " -- CUR: mSet=" 17107 + Arrays.toString(cur.mPref.mSetComponents)); 17108 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 17109 Slog.i(TAG, " -- NEW: mMatch=" 17110 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 17111 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 17112 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 17113 } 17114 } 17115 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 17116 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 17117 && cur.mPref.sameSet(set)) { 17118 // Setting the preferred activity to what it happens to be already 17119 if (DEBUG_PREFERRED) { 17120 Slog.i(TAG, "Replacing with same preferred activity " 17121 + cur.mPref.mShortComponent + " for user " 17122 + userId + ":"); 17123 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17124 } 17125 return; 17126 } 17127 } 17128 17129 if (existing != null) { 17130 if (DEBUG_PREFERRED) { 17131 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 17132 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17133 } 17134 for (int i = 0; i < existing.size(); i++) { 17135 PreferredActivity pa = existing.get(i); 17136 if (DEBUG_PREFERRED) { 17137 Slog.i(TAG, "Removing existing preferred activity " 17138 + pa.mPref.mComponent + ":"); 17139 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 17140 } 17141 pir.removeFilter(pa); 17142 } 17143 } 17144 } 17145 addPreferredActivityInternal(filter, match, set, activity, true, userId, 17146 "Replacing preferred"); 17147 } 17148 } 17149 17150 @Override 17151 public void clearPackagePreferredActivities(String packageName) { 17152 final int uid = Binder.getCallingUid(); 17153 // writer 17154 synchronized (mPackages) { 17155 PackageParser.Package pkg = mPackages.get(packageName); 17156 if (pkg == null || pkg.applicationInfo.uid != uid) { 17157 if (mContext.checkCallingOrSelfPermission( 17158 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17159 != PackageManager.PERMISSION_GRANTED) { 17160 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 17161 < Build.VERSION_CODES.FROYO) { 17162 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 17163 + Binder.getCallingUid()); 17164 return; 17165 } 17166 mContext.enforceCallingOrSelfPermission( 17167 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17168 } 17169 } 17170 17171 int user = UserHandle.getCallingUserId(); 17172 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 17173 scheduleWritePackageRestrictionsLocked(user); 17174 } 17175 } 17176 } 17177 17178 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17179 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 17180 ArrayList<PreferredActivity> removed = null; 17181 boolean changed = false; 17182 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 17183 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 17184 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 17185 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 17186 continue; 17187 } 17188 Iterator<PreferredActivity> it = pir.filterIterator(); 17189 while (it.hasNext()) { 17190 PreferredActivity pa = it.next(); 17191 // Mark entry for removal only if it matches the package name 17192 // and the entry is of type "always". 17193 if (packageName == null || 17194 (pa.mPref.mComponent.getPackageName().equals(packageName) 17195 && pa.mPref.mAlways)) { 17196 if (removed == null) { 17197 removed = new ArrayList<PreferredActivity>(); 17198 } 17199 removed.add(pa); 17200 } 17201 } 17202 if (removed != null) { 17203 for (int j=0; j<removed.size(); j++) { 17204 PreferredActivity pa = removed.get(j); 17205 pir.removeFilter(pa); 17206 } 17207 changed = true; 17208 } 17209 } 17210 if (changed) { 17211 postPreferredActivityChangedBroadcast(userId); 17212 } 17213 return changed; 17214 } 17215 17216 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17217 private void clearIntentFilterVerificationsLPw(int userId) { 17218 final int packageCount = mPackages.size(); 17219 for (int i = 0; i < packageCount; i++) { 17220 PackageParser.Package pkg = mPackages.valueAt(i); 17221 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 17222 } 17223 } 17224 17225 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17226 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 17227 if (userId == UserHandle.USER_ALL) { 17228 if (mSettings.removeIntentFilterVerificationLPw(packageName, 17229 sUserManager.getUserIds())) { 17230 for (int oneUserId : sUserManager.getUserIds()) { 17231 scheduleWritePackageRestrictionsLocked(oneUserId); 17232 } 17233 } 17234 } else { 17235 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 17236 scheduleWritePackageRestrictionsLocked(userId); 17237 } 17238 } 17239 } 17240 17241 void clearDefaultBrowserIfNeeded(String packageName) { 17242 for (int oneUserId : sUserManager.getUserIds()) { 17243 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 17244 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 17245 if (packageName.equals(defaultBrowserPackageName)) { 17246 setDefaultBrowserPackageName(null, oneUserId); 17247 } 17248 } 17249 } 17250 17251 @Override 17252 public void resetApplicationPreferences(int userId) { 17253 mContext.enforceCallingOrSelfPermission( 17254 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17255 final long identity = Binder.clearCallingIdentity(); 17256 // writer 17257 try { 17258 synchronized (mPackages) { 17259 clearPackagePreferredActivitiesLPw(null, userId); 17260 mSettings.applyDefaultPreferredAppsLPw(this, userId); 17261 // TODO: We have to reset the default SMS and Phone. This requires 17262 // significant refactoring to keep all default apps in the package 17263 // manager (cleaner but more work) or have the services provide 17264 // callbacks to the package manager to request a default app reset. 17265 applyFactoryDefaultBrowserLPw(userId); 17266 clearIntentFilterVerificationsLPw(userId); 17267 primeDomainVerificationsLPw(userId); 17268 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 17269 scheduleWritePackageRestrictionsLocked(userId); 17270 } 17271 resetNetworkPolicies(userId); 17272 } finally { 17273 Binder.restoreCallingIdentity(identity); 17274 } 17275 } 17276 17277 @Override 17278 public int getPreferredActivities(List<IntentFilter> outFilters, 17279 List<ComponentName> outActivities, String packageName) { 17280 17281 int num = 0; 17282 final int userId = UserHandle.getCallingUserId(); 17283 // reader 17284 synchronized (mPackages) { 17285 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 17286 if (pir != null) { 17287 final Iterator<PreferredActivity> it = pir.filterIterator(); 17288 while (it.hasNext()) { 17289 final PreferredActivity pa = it.next(); 17290 if (packageName == null 17291 || (pa.mPref.mComponent.getPackageName().equals(packageName) 17292 && pa.mPref.mAlways)) { 17293 if (outFilters != null) { 17294 outFilters.add(new IntentFilter(pa)); 17295 } 17296 if (outActivities != null) { 17297 outActivities.add(pa.mPref.mComponent); 17298 } 17299 } 17300 } 17301 } 17302 } 17303 17304 return num; 17305 } 17306 17307 @Override 17308 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 17309 int userId) { 17310 int callingUid = Binder.getCallingUid(); 17311 if (callingUid != Process.SYSTEM_UID) { 17312 throw new SecurityException( 17313 "addPersistentPreferredActivity can only be run by the system"); 17314 } 17315 if (filter.countActions() == 0) { 17316 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 17317 return; 17318 } 17319 synchronized (mPackages) { 17320 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 17321 ":"); 17322 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17323 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 17324 new PersistentPreferredActivity(filter, activity)); 17325 scheduleWritePackageRestrictionsLocked(userId); 17326 postPreferredActivityChangedBroadcast(userId); 17327 } 17328 } 17329 17330 @Override 17331 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 17332 int callingUid = Binder.getCallingUid(); 17333 if (callingUid != Process.SYSTEM_UID) { 17334 throw new SecurityException( 17335 "clearPackagePersistentPreferredActivities can only be run by the system"); 17336 } 17337 ArrayList<PersistentPreferredActivity> removed = null; 17338 boolean changed = false; 17339 synchronized (mPackages) { 17340 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 17341 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 17342 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 17343 .valueAt(i); 17344 if (userId != thisUserId) { 17345 continue; 17346 } 17347 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 17348 while (it.hasNext()) { 17349 PersistentPreferredActivity ppa = it.next(); 17350 // Mark entry for removal only if it matches the package name. 17351 if (ppa.mComponent.getPackageName().equals(packageName)) { 17352 if (removed == null) { 17353 removed = new ArrayList<PersistentPreferredActivity>(); 17354 } 17355 removed.add(ppa); 17356 } 17357 } 17358 if (removed != null) { 17359 for (int j=0; j<removed.size(); j++) { 17360 PersistentPreferredActivity ppa = removed.get(j); 17361 ppir.removeFilter(ppa); 17362 } 17363 changed = true; 17364 } 17365 } 17366 17367 if (changed) { 17368 scheduleWritePackageRestrictionsLocked(userId); 17369 postPreferredActivityChangedBroadcast(userId); 17370 } 17371 } 17372 } 17373 17374 /** 17375 * Common machinery for picking apart a restored XML blob and passing 17376 * it to a caller-supplied functor to be applied to the running system. 17377 */ 17378 private void restoreFromXml(XmlPullParser parser, int userId, 17379 String expectedStartTag, BlobXmlRestorer functor) 17380 throws IOException, XmlPullParserException { 17381 int type; 17382 while ((type = parser.next()) != XmlPullParser.START_TAG 17383 && type != XmlPullParser.END_DOCUMENT) { 17384 } 17385 if (type != XmlPullParser.START_TAG) { 17386 // oops didn't find a start tag?! 17387 if (DEBUG_BACKUP) { 17388 Slog.e(TAG, "Didn't find start tag during restore"); 17389 } 17390 return; 17391 } 17392Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 17393 // this is supposed to be TAG_PREFERRED_BACKUP 17394 if (!expectedStartTag.equals(parser.getName())) { 17395 if (DEBUG_BACKUP) { 17396 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 17397 } 17398 return; 17399 } 17400 17401 // skip interfering stuff, then we're aligned with the backing implementation 17402 while ((type = parser.next()) == XmlPullParser.TEXT) { } 17403Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 17404 functor.apply(parser, userId); 17405 } 17406 17407 private interface BlobXmlRestorer { 17408 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 17409 } 17410 17411 /** 17412 * Non-Binder method, support for the backup/restore mechanism: write the 17413 * full set of preferred activities in its canonical XML format. Returns the 17414 * XML output as a byte array, or null if there is none. 17415 */ 17416 @Override 17417 public byte[] getPreferredActivityBackup(int userId) { 17418 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17419 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 17420 } 17421 17422 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17423 try { 17424 final XmlSerializer serializer = new FastXmlSerializer(); 17425 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17426 serializer.startDocument(null, true); 17427 serializer.startTag(null, TAG_PREFERRED_BACKUP); 17428 17429 synchronized (mPackages) { 17430 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 17431 } 17432 17433 serializer.endTag(null, TAG_PREFERRED_BACKUP); 17434 serializer.endDocument(); 17435 serializer.flush(); 17436 } catch (Exception e) { 17437 if (DEBUG_BACKUP) { 17438 Slog.e(TAG, "Unable to write preferred activities for backup", e); 17439 } 17440 return null; 17441 } 17442 17443 return dataStream.toByteArray(); 17444 } 17445 17446 @Override 17447 public void restorePreferredActivities(byte[] backup, int userId) { 17448 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17449 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17450 } 17451 17452 try { 17453 final XmlPullParser parser = Xml.newPullParser(); 17454 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17455 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 17456 new BlobXmlRestorer() { 17457 @Override 17458 public void apply(XmlPullParser parser, int userId) 17459 throws XmlPullParserException, IOException { 17460 synchronized (mPackages) { 17461 mSettings.readPreferredActivitiesLPw(parser, userId); 17462 } 17463 } 17464 } ); 17465 } catch (Exception e) { 17466 if (DEBUG_BACKUP) { 17467 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17468 } 17469 } 17470 } 17471 17472 /** 17473 * Non-Binder method, support for the backup/restore mechanism: write the 17474 * default browser (etc) settings in its canonical XML format. Returns the default 17475 * browser XML representation as a byte array, or null if there is none. 17476 */ 17477 @Override 17478 public byte[] getDefaultAppsBackup(int userId) { 17479 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17480 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 17481 } 17482 17483 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17484 try { 17485 final XmlSerializer serializer = new FastXmlSerializer(); 17486 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17487 serializer.startDocument(null, true); 17488 serializer.startTag(null, TAG_DEFAULT_APPS); 17489 17490 synchronized (mPackages) { 17491 mSettings.writeDefaultAppsLPr(serializer, userId); 17492 } 17493 17494 serializer.endTag(null, TAG_DEFAULT_APPS); 17495 serializer.endDocument(); 17496 serializer.flush(); 17497 } catch (Exception e) { 17498 if (DEBUG_BACKUP) { 17499 Slog.e(TAG, "Unable to write default apps for backup", e); 17500 } 17501 return null; 17502 } 17503 17504 return dataStream.toByteArray(); 17505 } 17506 17507 @Override 17508 public void restoreDefaultApps(byte[] backup, int userId) { 17509 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17510 throw new SecurityException("Only the system may call restoreDefaultApps()"); 17511 } 17512 17513 try { 17514 final XmlPullParser parser = Xml.newPullParser(); 17515 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17516 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 17517 new BlobXmlRestorer() { 17518 @Override 17519 public void apply(XmlPullParser parser, int userId) 17520 throws XmlPullParserException, IOException { 17521 synchronized (mPackages) { 17522 mSettings.readDefaultAppsLPw(parser, userId); 17523 } 17524 } 17525 } ); 17526 } catch (Exception e) { 17527 if (DEBUG_BACKUP) { 17528 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 17529 } 17530 } 17531 } 17532 17533 @Override 17534 public byte[] getIntentFilterVerificationBackup(int userId) { 17535 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17536 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 17537 } 17538 17539 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17540 try { 17541 final XmlSerializer serializer = new FastXmlSerializer(); 17542 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17543 serializer.startDocument(null, true); 17544 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 17545 17546 synchronized (mPackages) { 17547 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 17548 } 17549 17550 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 17551 serializer.endDocument(); 17552 serializer.flush(); 17553 } catch (Exception e) { 17554 if (DEBUG_BACKUP) { 17555 Slog.e(TAG, "Unable to write default apps for backup", e); 17556 } 17557 return null; 17558 } 17559 17560 return dataStream.toByteArray(); 17561 } 17562 17563 @Override 17564 public void restoreIntentFilterVerification(byte[] backup, int userId) { 17565 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17566 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17567 } 17568 17569 try { 17570 final XmlPullParser parser = Xml.newPullParser(); 17571 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17572 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 17573 new BlobXmlRestorer() { 17574 @Override 17575 public void apply(XmlPullParser parser, int userId) 17576 throws XmlPullParserException, IOException { 17577 synchronized (mPackages) { 17578 mSettings.readAllDomainVerificationsLPr(parser, userId); 17579 mSettings.writeLPr(); 17580 } 17581 } 17582 } ); 17583 } catch (Exception e) { 17584 if (DEBUG_BACKUP) { 17585 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17586 } 17587 } 17588 } 17589 17590 @Override 17591 public byte[] getPermissionGrantBackup(int userId) { 17592 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17593 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 17594 } 17595 17596 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17597 try { 17598 final XmlSerializer serializer = new FastXmlSerializer(); 17599 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17600 serializer.startDocument(null, true); 17601 serializer.startTag(null, TAG_PERMISSION_BACKUP); 17602 17603 synchronized (mPackages) { 17604 serializeRuntimePermissionGrantsLPr(serializer, userId); 17605 } 17606 17607 serializer.endTag(null, TAG_PERMISSION_BACKUP); 17608 serializer.endDocument(); 17609 serializer.flush(); 17610 } catch (Exception e) { 17611 if (DEBUG_BACKUP) { 17612 Slog.e(TAG, "Unable to write default apps for backup", e); 17613 } 17614 return null; 17615 } 17616 17617 return dataStream.toByteArray(); 17618 } 17619 17620 @Override 17621 public void restorePermissionGrants(byte[] backup, int userId) { 17622 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17623 throw new SecurityException("Only the system may call restorePermissionGrants()"); 17624 } 17625 17626 try { 17627 final XmlPullParser parser = Xml.newPullParser(); 17628 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17629 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 17630 new BlobXmlRestorer() { 17631 @Override 17632 public void apply(XmlPullParser parser, int userId) 17633 throws XmlPullParserException, IOException { 17634 synchronized (mPackages) { 17635 processRestoredPermissionGrantsLPr(parser, userId); 17636 } 17637 } 17638 } ); 17639 } catch (Exception e) { 17640 if (DEBUG_BACKUP) { 17641 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17642 } 17643 } 17644 } 17645 17646 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 17647 throws IOException { 17648 serializer.startTag(null, TAG_ALL_GRANTS); 17649 17650 final int N = mSettings.mPackages.size(); 17651 for (int i = 0; i < N; i++) { 17652 final PackageSetting ps = mSettings.mPackages.valueAt(i); 17653 boolean pkgGrantsKnown = false; 17654 17655 PermissionsState packagePerms = ps.getPermissionsState(); 17656 17657 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 17658 final int grantFlags = state.getFlags(); 17659 // only look at grants that are not system/policy fixed 17660 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 17661 final boolean isGranted = state.isGranted(); 17662 // And only back up the user-twiddled state bits 17663 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 17664 final String packageName = mSettings.mPackages.keyAt(i); 17665 if (!pkgGrantsKnown) { 17666 serializer.startTag(null, TAG_GRANT); 17667 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 17668 pkgGrantsKnown = true; 17669 } 17670 17671 final boolean userSet = 17672 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 17673 final boolean userFixed = 17674 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 17675 final boolean revoke = 17676 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 17677 17678 serializer.startTag(null, TAG_PERMISSION); 17679 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 17680 if (isGranted) { 17681 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 17682 } 17683 if (userSet) { 17684 serializer.attribute(null, ATTR_USER_SET, "true"); 17685 } 17686 if (userFixed) { 17687 serializer.attribute(null, ATTR_USER_FIXED, "true"); 17688 } 17689 if (revoke) { 17690 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 17691 } 17692 serializer.endTag(null, TAG_PERMISSION); 17693 } 17694 } 17695 } 17696 17697 if (pkgGrantsKnown) { 17698 serializer.endTag(null, TAG_GRANT); 17699 } 17700 } 17701 17702 serializer.endTag(null, TAG_ALL_GRANTS); 17703 } 17704 17705 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 17706 throws XmlPullParserException, IOException { 17707 String pkgName = null; 17708 int outerDepth = parser.getDepth(); 17709 int type; 17710 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 17711 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 17712 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 17713 continue; 17714 } 17715 17716 final String tagName = parser.getName(); 17717 if (tagName.equals(TAG_GRANT)) { 17718 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 17719 if (DEBUG_BACKUP) { 17720 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 17721 } 17722 } else if (tagName.equals(TAG_PERMISSION)) { 17723 17724 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 17725 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 17726 17727 int newFlagSet = 0; 17728 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 17729 newFlagSet |= FLAG_PERMISSION_USER_SET; 17730 } 17731 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 17732 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 17733 } 17734 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 17735 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 17736 } 17737 if (DEBUG_BACKUP) { 17738 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 17739 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 17740 } 17741 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17742 if (ps != null) { 17743 // Already installed so we apply the grant immediately 17744 if (DEBUG_BACKUP) { 17745 Slog.v(TAG, " + already installed; applying"); 17746 } 17747 PermissionsState perms = ps.getPermissionsState(); 17748 BasePermission bp = mSettings.mPermissions.get(permName); 17749 if (bp != null) { 17750 if (isGranted) { 17751 perms.grantRuntimePermission(bp, userId); 17752 } 17753 if (newFlagSet != 0) { 17754 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 17755 } 17756 } 17757 } else { 17758 // Need to wait for post-restore install to apply the grant 17759 if (DEBUG_BACKUP) { 17760 Slog.v(TAG, " - not yet installed; saving for later"); 17761 } 17762 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 17763 isGranted, newFlagSet, userId); 17764 } 17765 } else { 17766 PackageManagerService.reportSettingsProblem(Log.WARN, 17767 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 17768 XmlUtils.skipCurrentTag(parser); 17769 } 17770 } 17771 17772 scheduleWriteSettingsLocked(); 17773 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17774 } 17775 17776 @Override 17777 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 17778 int sourceUserId, int targetUserId, int flags) { 17779 mContext.enforceCallingOrSelfPermission( 17780 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17781 int callingUid = Binder.getCallingUid(); 17782 enforceOwnerRights(ownerPackage, callingUid); 17783 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17784 if (intentFilter.countActions() == 0) { 17785 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 17786 return; 17787 } 17788 synchronized (mPackages) { 17789 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 17790 ownerPackage, targetUserId, flags); 17791 CrossProfileIntentResolver resolver = 17792 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17793 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 17794 // We have all those whose filter is equal. Now checking if the rest is equal as well. 17795 if (existing != null) { 17796 int size = existing.size(); 17797 for (int i = 0; i < size; i++) { 17798 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 17799 return; 17800 } 17801 } 17802 } 17803 resolver.addFilter(newFilter); 17804 scheduleWritePackageRestrictionsLocked(sourceUserId); 17805 } 17806 } 17807 17808 @Override 17809 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 17810 mContext.enforceCallingOrSelfPermission( 17811 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17812 int callingUid = Binder.getCallingUid(); 17813 enforceOwnerRights(ownerPackage, callingUid); 17814 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17815 synchronized (mPackages) { 17816 CrossProfileIntentResolver resolver = 17817 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17818 ArraySet<CrossProfileIntentFilter> set = 17819 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 17820 for (CrossProfileIntentFilter filter : set) { 17821 if (filter.getOwnerPackage().equals(ownerPackage)) { 17822 resolver.removeFilter(filter); 17823 } 17824 } 17825 scheduleWritePackageRestrictionsLocked(sourceUserId); 17826 } 17827 } 17828 17829 // Enforcing that callingUid is owning pkg on userId 17830 private void enforceOwnerRights(String pkg, int callingUid) { 17831 // The system owns everything. 17832 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17833 return; 17834 } 17835 int callingUserId = UserHandle.getUserId(callingUid); 17836 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 17837 if (pi == null) { 17838 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 17839 + callingUserId); 17840 } 17841 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 17842 throw new SecurityException("Calling uid " + callingUid 17843 + " does not own package " + pkg); 17844 } 17845 } 17846 17847 @Override 17848 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 17849 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 17850 } 17851 17852 private Intent getHomeIntent() { 17853 Intent intent = new Intent(Intent.ACTION_MAIN); 17854 intent.addCategory(Intent.CATEGORY_HOME); 17855 intent.addCategory(Intent.CATEGORY_DEFAULT); 17856 return intent; 17857 } 17858 17859 private IntentFilter getHomeFilter() { 17860 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 17861 filter.addCategory(Intent.CATEGORY_HOME); 17862 filter.addCategory(Intent.CATEGORY_DEFAULT); 17863 return filter; 17864 } 17865 17866 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 17867 int userId) { 17868 Intent intent = getHomeIntent(); 17869 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 17870 PackageManager.GET_META_DATA, userId); 17871 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 17872 true, false, false, userId); 17873 17874 allHomeCandidates.clear(); 17875 if (list != null) { 17876 for (ResolveInfo ri : list) { 17877 allHomeCandidates.add(ri); 17878 } 17879 } 17880 return (preferred == null || preferred.activityInfo == null) 17881 ? null 17882 : new ComponentName(preferred.activityInfo.packageName, 17883 preferred.activityInfo.name); 17884 } 17885 17886 @Override 17887 public void setHomeActivity(ComponentName comp, int userId) { 17888 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 17889 getHomeActivitiesAsUser(homeActivities, userId); 17890 17891 boolean found = false; 17892 17893 final int size = homeActivities.size(); 17894 final ComponentName[] set = new ComponentName[size]; 17895 for (int i = 0; i < size; i++) { 17896 final ResolveInfo candidate = homeActivities.get(i); 17897 final ActivityInfo info = candidate.activityInfo; 17898 final ComponentName activityName = new ComponentName(info.packageName, info.name); 17899 set[i] = activityName; 17900 if (!found && activityName.equals(comp)) { 17901 found = true; 17902 } 17903 } 17904 if (!found) { 17905 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 17906 + userId); 17907 } 17908 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 17909 set, comp, userId); 17910 } 17911 17912 private @Nullable String getSetupWizardPackageName() { 17913 final Intent intent = new Intent(Intent.ACTION_MAIN); 17914 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 17915 17916 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17917 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17918 | MATCH_DISABLED_COMPONENTS, 17919 UserHandle.myUserId()); 17920 if (matches.size() == 1) { 17921 return matches.get(0).getComponentInfo().packageName; 17922 } else { 17923 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 17924 + ": matches=" + matches); 17925 return null; 17926 } 17927 } 17928 17929 private @Nullable String getStorageManagerPackageName() { 17930 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 17931 17932 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17933 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17934 | MATCH_DISABLED_COMPONENTS, 17935 UserHandle.myUserId()); 17936 if (matches.size() == 1) { 17937 return matches.get(0).getComponentInfo().packageName; 17938 } else { 17939 Slog.e(TAG, "There should probably be exactly one storage manager; found " 17940 + matches.size() + ": matches=" + matches); 17941 return null; 17942 } 17943 } 17944 17945 @Override 17946 public void setApplicationEnabledSetting(String appPackageName, 17947 int newState, int flags, int userId, String callingPackage) { 17948 if (!sUserManager.exists(userId)) return; 17949 if (callingPackage == null) { 17950 callingPackage = Integer.toString(Binder.getCallingUid()); 17951 } 17952 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 17953 } 17954 17955 @Override 17956 public void setComponentEnabledSetting(ComponentName componentName, 17957 int newState, int flags, int userId) { 17958 if (!sUserManager.exists(userId)) return; 17959 setEnabledSetting(componentName.getPackageName(), 17960 componentName.getClassName(), newState, flags, userId, null); 17961 } 17962 17963 private void setEnabledSetting(final String packageName, String className, int newState, 17964 final int flags, int userId, String callingPackage) { 17965 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 17966 || newState == COMPONENT_ENABLED_STATE_ENABLED 17967 || newState == COMPONENT_ENABLED_STATE_DISABLED 17968 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 17969 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 17970 throw new IllegalArgumentException("Invalid new component state: " 17971 + newState); 17972 } 17973 PackageSetting pkgSetting; 17974 final int uid = Binder.getCallingUid(); 17975 final int permission; 17976 if (uid == Process.SYSTEM_UID) { 17977 permission = PackageManager.PERMISSION_GRANTED; 17978 } else { 17979 permission = mContext.checkCallingOrSelfPermission( 17980 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 17981 } 17982 enforceCrossUserPermission(uid, userId, 17983 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 17984 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 17985 boolean sendNow = false; 17986 boolean isApp = (className == null); 17987 String componentName = isApp ? packageName : className; 17988 int packageUid = -1; 17989 ArrayList<String> components; 17990 17991 // writer 17992 synchronized (mPackages) { 17993 pkgSetting = mSettings.mPackages.get(packageName); 17994 if (pkgSetting == null) { 17995 if (className == null) { 17996 throw new IllegalArgumentException("Unknown package: " + packageName); 17997 } 17998 throw new IllegalArgumentException( 17999 "Unknown component: " + packageName + "/" + className); 18000 } 18001 } 18002 18003 // Limit who can change which apps 18004 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 18005 // Don't allow apps that don't have permission to modify other apps 18006 if (!allowedByPermission) { 18007 throw new SecurityException( 18008 "Permission Denial: attempt to change component state from pid=" 18009 + Binder.getCallingPid() 18010 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 18011 } 18012 // Don't allow changing protected packages. 18013 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 18014 throw new SecurityException("Cannot disable a protected package: " + packageName); 18015 } 18016 } 18017 18018 synchronized (mPackages) { 18019 if (uid == Process.SHELL_UID) { 18020 // Shell can only change whole packages between ENABLED and DISABLED_USER states 18021 int oldState = pkgSetting.getEnabled(userId); 18022 if (className == null 18023 && 18024 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 18025 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 18026 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 18027 && 18028 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 18029 || newState == COMPONENT_ENABLED_STATE_DEFAULT 18030 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 18031 // ok 18032 } else { 18033 throw new SecurityException( 18034 "Shell cannot change component state for " + packageName + "/" 18035 + className + " to " + newState); 18036 } 18037 } 18038 if (className == null) { 18039 // We're dealing with an application/package level state change 18040 if (pkgSetting.getEnabled(userId) == newState) { 18041 // Nothing to do 18042 return; 18043 } 18044 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 18045 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 18046 // Don't care about who enables an app. 18047 callingPackage = null; 18048 } 18049 pkgSetting.setEnabled(newState, userId, callingPackage); 18050 // pkgSetting.pkg.mSetEnabled = newState; 18051 } else { 18052 // We're dealing with a component level state change 18053 // First, verify that this is a valid class name. 18054 PackageParser.Package pkg = pkgSetting.pkg; 18055 if (pkg == null || !pkg.hasComponentClassName(className)) { 18056 if (pkg != null && 18057 pkg.applicationInfo.targetSdkVersion >= 18058 Build.VERSION_CODES.JELLY_BEAN) { 18059 throw new IllegalArgumentException("Component class " + className 18060 + " does not exist in " + packageName); 18061 } else { 18062 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 18063 + className + " does not exist in " + packageName); 18064 } 18065 } 18066 switch (newState) { 18067 case COMPONENT_ENABLED_STATE_ENABLED: 18068 if (!pkgSetting.enableComponentLPw(className, userId)) { 18069 return; 18070 } 18071 break; 18072 case COMPONENT_ENABLED_STATE_DISABLED: 18073 if (!pkgSetting.disableComponentLPw(className, userId)) { 18074 return; 18075 } 18076 break; 18077 case COMPONENT_ENABLED_STATE_DEFAULT: 18078 if (!pkgSetting.restoreComponentLPw(className, userId)) { 18079 return; 18080 } 18081 break; 18082 default: 18083 Slog.e(TAG, "Invalid new component state: " + newState); 18084 return; 18085 } 18086 } 18087 scheduleWritePackageRestrictionsLocked(userId); 18088 components = mPendingBroadcasts.get(userId, packageName); 18089 final boolean newPackage = components == null; 18090 if (newPackage) { 18091 components = new ArrayList<String>(); 18092 } 18093 if (!components.contains(componentName)) { 18094 components.add(componentName); 18095 } 18096 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 18097 sendNow = true; 18098 // Purge entry from pending broadcast list if another one exists already 18099 // since we are sending one right away. 18100 mPendingBroadcasts.remove(userId, packageName); 18101 } else { 18102 if (newPackage) { 18103 mPendingBroadcasts.put(userId, packageName, components); 18104 } 18105 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 18106 // Schedule a message 18107 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 18108 } 18109 } 18110 } 18111 18112 long callingId = Binder.clearCallingIdentity(); 18113 try { 18114 if (sendNow) { 18115 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 18116 sendPackageChangedBroadcast(packageName, 18117 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 18118 } 18119 } finally { 18120 Binder.restoreCallingIdentity(callingId); 18121 } 18122 } 18123 18124 @Override 18125 public void flushPackageRestrictionsAsUser(int userId) { 18126 if (!sUserManager.exists(userId)) { 18127 return; 18128 } 18129 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 18130 false /* checkShell */, "flushPackageRestrictions"); 18131 synchronized (mPackages) { 18132 mSettings.writePackageRestrictionsLPr(userId); 18133 mDirtyUsers.remove(userId); 18134 if (mDirtyUsers.isEmpty()) { 18135 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 18136 } 18137 } 18138 } 18139 18140 private void sendPackageChangedBroadcast(String packageName, 18141 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 18142 if (DEBUG_INSTALL) 18143 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 18144 + componentNames); 18145 Bundle extras = new Bundle(4); 18146 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 18147 String nameList[] = new String[componentNames.size()]; 18148 componentNames.toArray(nameList); 18149 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 18150 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 18151 extras.putInt(Intent.EXTRA_UID, packageUid); 18152 // If this is not reporting a change of the overall package, then only send it 18153 // to registered receivers. We don't want to launch a swath of apps for every 18154 // little component state change. 18155 final int flags = !componentNames.contains(packageName) 18156 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 18157 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 18158 new int[] {UserHandle.getUserId(packageUid)}); 18159 } 18160 18161 @Override 18162 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 18163 if (!sUserManager.exists(userId)) return; 18164 final int uid = Binder.getCallingUid(); 18165 final int permission = mContext.checkCallingOrSelfPermission( 18166 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 18167 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 18168 enforceCrossUserPermission(uid, userId, 18169 true /* requireFullPermission */, true /* checkShell */, "stop package"); 18170 // writer 18171 synchronized (mPackages) { 18172 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 18173 allowedByPermission, uid, userId)) { 18174 scheduleWritePackageRestrictionsLocked(userId); 18175 } 18176 } 18177 } 18178 18179 @Override 18180 public String getInstallerPackageName(String packageName) { 18181 // reader 18182 synchronized (mPackages) { 18183 return mSettings.getInstallerPackageNameLPr(packageName); 18184 } 18185 } 18186 18187 public boolean isOrphaned(String packageName) { 18188 // reader 18189 synchronized (mPackages) { 18190 return mSettings.isOrphaned(packageName); 18191 } 18192 } 18193 18194 @Override 18195 public int getApplicationEnabledSetting(String packageName, int userId) { 18196 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18197 int uid = Binder.getCallingUid(); 18198 enforceCrossUserPermission(uid, userId, 18199 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 18200 // reader 18201 synchronized (mPackages) { 18202 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 18203 } 18204 } 18205 18206 @Override 18207 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 18208 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18209 int uid = Binder.getCallingUid(); 18210 enforceCrossUserPermission(uid, userId, 18211 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 18212 // reader 18213 synchronized (mPackages) { 18214 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 18215 } 18216 } 18217 18218 @Override 18219 public void enterSafeMode() { 18220 enforceSystemOrRoot("Only the system can request entering safe mode"); 18221 18222 if (!mSystemReady) { 18223 mSafeMode = true; 18224 } 18225 } 18226 18227 @Override 18228 public void systemReady() { 18229 mSystemReady = true; 18230 18231 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 18232 // disabled after already being started. 18233 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 18234 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 18235 18236 // Read the compatibilty setting when the system is ready. 18237 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 18238 mContext.getContentResolver(), 18239 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 18240 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 18241 if (DEBUG_SETTINGS) { 18242 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 18243 } 18244 18245 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 18246 18247 synchronized (mPackages) { 18248 // Verify that all of the preferred activity components actually 18249 // exist. It is possible for applications to be updated and at 18250 // that point remove a previously declared activity component that 18251 // had been set as a preferred activity. We try to clean this up 18252 // the next time we encounter that preferred activity, but it is 18253 // possible for the user flow to never be able to return to that 18254 // situation so here we do a sanity check to make sure we haven't 18255 // left any junk around. 18256 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 18257 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18258 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18259 removed.clear(); 18260 for (PreferredActivity pa : pir.filterSet()) { 18261 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 18262 removed.add(pa); 18263 } 18264 } 18265 if (removed.size() > 0) { 18266 for (int r=0; r<removed.size(); r++) { 18267 PreferredActivity pa = removed.get(r); 18268 Slog.w(TAG, "Removing dangling preferred activity: " 18269 + pa.mPref.mComponent); 18270 pir.removeFilter(pa); 18271 } 18272 mSettings.writePackageRestrictionsLPr( 18273 mSettings.mPreferredActivities.keyAt(i)); 18274 } 18275 } 18276 18277 for (int userId : UserManagerService.getInstance().getUserIds()) { 18278 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 18279 grantPermissionsUserIds = ArrayUtils.appendInt( 18280 grantPermissionsUserIds, userId); 18281 } 18282 } 18283 } 18284 sUserManager.systemReady(); 18285 18286 // If we upgraded grant all default permissions before kicking off. 18287 for (int userId : grantPermissionsUserIds) { 18288 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 18289 } 18290 18291 // If we did not grant default permissions, we preload from this the 18292 // default permission exceptions lazily to ensure we don't hit the 18293 // disk on a new user creation. 18294 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 18295 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 18296 } 18297 18298 // Kick off any messages waiting for system ready 18299 if (mPostSystemReadyMessages != null) { 18300 for (Message msg : mPostSystemReadyMessages) { 18301 msg.sendToTarget(); 18302 } 18303 mPostSystemReadyMessages = null; 18304 } 18305 18306 // Watch for external volumes that come and go over time 18307 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18308 storage.registerListener(mStorageListener); 18309 18310 mInstallerService.systemReady(); 18311 mPackageDexOptimizer.systemReady(); 18312 18313 MountServiceInternal mountServiceInternal = LocalServices.getService( 18314 MountServiceInternal.class); 18315 mountServiceInternal.addExternalStoragePolicy( 18316 new MountServiceInternal.ExternalStorageMountPolicy() { 18317 @Override 18318 public int getMountMode(int uid, String packageName) { 18319 if (Process.isIsolated(uid)) { 18320 return Zygote.MOUNT_EXTERNAL_NONE; 18321 } 18322 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 18323 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18324 } 18325 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18326 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18327 } 18328 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18329 return Zygote.MOUNT_EXTERNAL_READ; 18330 } 18331 return Zygote.MOUNT_EXTERNAL_WRITE; 18332 } 18333 18334 @Override 18335 public boolean hasExternalStorage(int uid, String packageName) { 18336 return true; 18337 } 18338 }); 18339 18340 // Now that we're mostly running, clean up stale users and apps 18341 reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 18342 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 18343 } 18344 18345 @Override 18346 public boolean isSafeMode() { 18347 return mSafeMode; 18348 } 18349 18350 @Override 18351 public boolean hasSystemUidErrors() { 18352 return mHasSystemUidErrors; 18353 } 18354 18355 static String arrayToString(int[] array) { 18356 StringBuffer buf = new StringBuffer(128); 18357 buf.append('['); 18358 if (array != null) { 18359 for (int i=0; i<array.length; i++) { 18360 if (i > 0) buf.append(", "); 18361 buf.append(array[i]); 18362 } 18363 } 18364 buf.append(']'); 18365 return buf.toString(); 18366 } 18367 18368 static class DumpState { 18369 public static final int DUMP_LIBS = 1 << 0; 18370 public static final int DUMP_FEATURES = 1 << 1; 18371 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 18372 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 18373 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 18374 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 18375 public static final int DUMP_PERMISSIONS = 1 << 6; 18376 public static final int DUMP_PACKAGES = 1 << 7; 18377 public static final int DUMP_SHARED_USERS = 1 << 8; 18378 public static final int DUMP_MESSAGES = 1 << 9; 18379 public static final int DUMP_PROVIDERS = 1 << 10; 18380 public static final int DUMP_VERIFIERS = 1 << 11; 18381 public static final int DUMP_PREFERRED = 1 << 12; 18382 public static final int DUMP_PREFERRED_XML = 1 << 13; 18383 public static final int DUMP_KEYSETS = 1 << 14; 18384 public static final int DUMP_VERSION = 1 << 15; 18385 public static final int DUMP_INSTALLS = 1 << 16; 18386 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 18387 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 18388 public static final int DUMP_FROZEN = 1 << 19; 18389 public static final int DUMP_DEXOPT = 1 << 20; 18390 public static final int DUMP_COMPILER_STATS = 1 << 21; 18391 18392 public static final int OPTION_SHOW_FILTERS = 1 << 0; 18393 18394 private int mTypes; 18395 18396 private int mOptions; 18397 18398 private boolean mTitlePrinted; 18399 18400 private SharedUserSetting mSharedUser; 18401 18402 public boolean isDumping(int type) { 18403 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 18404 return true; 18405 } 18406 18407 return (mTypes & type) != 0; 18408 } 18409 18410 public void setDump(int type) { 18411 mTypes |= type; 18412 } 18413 18414 public boolean isOptionEnabled(int option) { 18415 return (mOptions & option) != 0; 18416 } 18417 18418 public void setOptionEnabled(int option) { 18419 mOptions |= option; 18420 } 18421 18422 public boolean onTitlePrinted() { 18423 final boolean printed = mTitlePrinted; 18424 mTitlePrinted = true; 18425 return printed; 18426 } 18427 18428 public boolean getTitlePrinted() { 18429 return mTitlePrinted; 18430 } 18431 18432 public void setTitlePrinted(boolean enabled) { 18433 mTitlePrinted = enabled; 18434 } 18435 18436 public SharedUserSetting getSharedUser() { 18437 return mSharedUser; 18438 } 18439 18440 public void setSharedUser(SharedUserSetting user) { 18441 mSharedUser = user; 18442 } 18443 } 18444 18445 @Override 18446 public void onShellCommand(FileDescriptor in, FileDescriptor out, 18447 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 18448 (new PackageManagerShellCommand(this)).exec( 18449 this, in, out, err, args, resultReceiver); 18450 } 18451 18452 @Override 18453 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 18454 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 18455 != PackageManager.PERMISSION_GRANTED) { 18456 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 18457 + Binder.getCallingPid() 18458 + ", uid=" + Binder.getCallingUid() 18459 + " without permission " 18460 + android.Manifest.permission.DUMP); 18461 return; 18462 } 18463 18464 DumpState dumpState = new DumpState(); 18465 boolean fullPreferred = false; 18466 boolean checkin = false; 18467 18468 String packageName = null; 18469 ArraySet<String> permissionNames = null; 18470 18471 int opti = 0; 18472 while (opti < args.length) { 18473 String opt = args[opti]; 18474 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 18475 break; 18476 } 18477 opti++; 18478 18479 if ("-a".equals(opt)) { 18480 // Right now we only know how to print all. 18481 } else if ("-h".equals(opt)) { 18482 pw.println("Package manager dump options:"); 18483 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 18484 pw.println(" --checkin: dump for a checkin"); 18485 pw.println(" -f: print details of intent filters"); 18486 pw.println(" -h: print this help"); 18487 pw.println(" cmd may be one of:"); 18488 pw.println(" l[ibraries]: list known shared libraries"); 18489 pw.println(" f[eatures]: list device features"); 18490 pw.println(" k[eysets]: print known keysets"); 18491 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 18492 pw.println(" perm[issions]: dump permissions"); 18493 pw.println(" permission [name ...]: dump declaration and use of given permission"); 18494 pw.println(" pref[erred]: print preferred package settings"); 18495 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 18496 pw.println(" prov[iders]: dump content providers"); 18497 pw.println(" p[ackages]: dump installed packages"); 18498 pw.println(" s[hared-users]: dump shared user IDs"); 18499 pw.println(" m[essages]: print collected runtime messages"); 18500 pw.println(" v[erifiers]: print package verifier info"); 18501 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 18502 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 18503 pw.println(" version: print database version info"); 18504 pw.println(" write: write current settings now"); 18505 pw.println(" installs: details about install sessions"); 18506 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 18507 pw.println(" dexopt: dump dexopt state"); 18508 pw.println(" compiler-stats: dump compiler statistics"); 18509 pw.println(" <package.name>: info about given package"); 18510 return; 18511 } else if ("--checkin".equals(opt)) { 18512 checkin = true; 18513 } else if ("-f".equals(opt)) { 18514 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18515 } else { 18516 pw.println("Unknown argument: " + opt + "; use -h for help"); 18517 } 18518 } 18519 18520 // Is the caller requesting to dump a particular piece of data? 18521 if (opti < args.length) { 18522 String cmd = args[opti]; 18523 opti++; 18524 // Is this a package name? 18525 if ("android".equals(cmd) || cmd.contains(".")) { 18526 packageName = cmd; 18527 // When dumping a single package, we always dump all of its 18528 // filter information since the amount of data will be reasonable. 18529 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18530 } else if ("check-permission".equals(cmd)) { 18531 if (opti >= args.length) { 18532 pw.println("Error: check-permission missing permission argument"); 18533 return; 18534 } 18535 String perm = args[opti]; 18536 opti++; 18537 if (opti >= args.length) { 18538 pw.println("Error: check-permission missing package argument"); 18539 return; 18540 } 18541 String pkg = args[opti]; 18542 opti++; 18543 int user = UserHandle.getUserId(Binder.getCallingUid()); 18544 if (opti < args.length) { 18545 try { 18546 user = Integer.parseInt(args[opti]); 18547 } catch (NumberFormatException e) { 18548 pw.println("Error: check-permission user argument is not a number: " 18549 + args[opti]); 18550 return; 18551 } 18552 } 18553 pw.println(checkPermission(perm, pkg, user)); 18554 return; 18555 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 18556 dumpState.setDump(DumpState.DUMP_LIBS); 18557 } else if ("f".equals(cmd) || "features".equals(cmd)) { 18558 dumpState.setDump(DumpState.DUMP_FEATURES); 18559 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 18560 if (opti >= args.length) { 18561 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 18562 | DumpState.DUMP_SERVICE_RESOLVERS 18563 | DumpState.DUMP_RECEIVER_RESOLVERS 18564 | DumpState.DUMP_CONTENT_RESOLVERS); 18565 } else { 18566 while (opti < args.length) { 18567 String name = args[opti]; 18568 if ("a".equals(name) || "activity".equals(name)) { 18569 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 18570 } else if ("s".equals(name) || "service".equals(name)) { 18571 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 18572 } else if ("r".equals(name) || "receiver".equals(name)) { 18573 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 18574 } else if ("c".equals(name) || "content".equals(name)) { 18575 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 18576 } else { 18577 pw.println("Error: unknown resolver table type: " + name); 18578 return; 18579 } 18580 opti++; 18581 } 18582 } 18583 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 18584 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 18585 } else if ("permission".equals(cmd)) { 18586 if (opti >= args.length) { 18587 pw.println("Error: permission requires permission name"); 18588 return; 18589 } 18590 permissionNames = new ArraySet<>(); 18591 while (opti < args.length) { 18592 permissionNames.add(args[opti]); 18593 opti++; 18594 } 18595 dumpState.setDump(DumpState.DUMP_PERMISSIONS 18596 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 18597 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 18598 dumpState.setDump(DumpState.DUMP_PREFERRED); 18599 } else if ("preferred-xml".equals(cmd)) { 18600 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 18601 if (opti < args.length && "--full".equals(args[opti])) { 18602 fullPreferred = true; 18603 opti++; 18604 } 18605 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 18606 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 18607 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 18608 dumpState.setDump(DumpState.DUMP_PACKAGES); 18609 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 18610 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 18611 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 18612 dumpState.setDump(DumpState.DUMP_PROVIDERS); 18613 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 18614 dumpState.setDump(DumpState.DUMP_MESSAGES); 18615 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 18616 dumpState.setDump(DumpState.DUMP_VERIFIERS); 18617 } else if ("i".equals(cmd) || "ifv".equals(cmd) 18618 || "intent-filter-verifiers".equals(cmd)) { 18619 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 18620 } else if ("version".equals(cmd)) { 18621 dumpState.setDump(DumpState.DUMP_VERSION); 18622 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 18623 dumpState.setDump(DumpState.DUMP_KEYSETS); 18624 } else if ("installs".equals(cmd)) { 18625 dumpState.setDump(DumpState.DUMP_INSTALLS); 18626 } else if ("frozen".equals(cmd)) { 18627 dumpState.setDump(DumpState.DUMP_FROZEN); 18628 } else if ("dexopt".equals(cmd)) { 18629 dumpState.setDump(DumpState.DUMP_DEXOPT); 18630 } else if ("compiler-stats".equals(cmd)) { 18631 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 18632 } else if ("write".equals(cmd)) { 18633 synchronized (mPackages) { 18634 mSettings.writeLPr(); 18635 pw.println("Settings written."); 18636 return; 18637 } 18638 } 18639 } 18640 18641 if (checkin) { 18642 pw.println("vers,1"); 18643 } 18644 18645 // reader 18646 synchronized (mPackages) { 18647 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 18648 if (!checkin) { 18649 if (dumpState.onTitlePrinted()) 18650 pw.println(); 18651 pw.println("Database versions:"); 18652 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 18653 } 18654 } 18655 18656 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 18657 if (!checkin) { 18658 if (dumpState.onTitlePrinted()) 18659 pw.println(); 18660 pw.println("Verifiers:"); 18661 pw.print(" Required: "); 18662 pw.print(mRequiredVerifierPackage); 18663 pw.print(" (uid="); 18664 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18665 UserHandle.USER_SYSTEM)); 18666 pw.println(")"); 18667 } else if (mRequiredVerifierPackage != null) { 18668 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 18669 pw.print(","); 18670 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18671 UserHandle.USER_SYSTEM)); 18672 } 18673 } 18674 18675 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 18676 packageName == null) { 18677 if (mIntentFilterVerifierComponent != null) { 18678 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 18679 if (!checkin) { 18680 if (dumpState.onTitlePrinted()) 18681 pw.println(); 18682 pw.println("Intent Filter Verifier:"); 18683 pw.print(" Using: "); 18684 pw.print(verifierPackageName); 18685 pw.print(" (uid="); 18686 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18687 UserHandle.USER_SYSTEM)); 18688 pw.println(")"); 18689 } else if (verifierPackageName != null) { 18690 pw.print("ifv,"); pw.print(verifierPackageName); 18691 pw.print(","); 18692 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18693 UserHandle.USER_SYSTEM)); 18694 } 18695 } else { 18696 pw.println(); 18697 pw.println("No Intent Filter Verifier available!"); 18698 } 18699 } 18700 18701 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 18702 boolean printedHeader = false; 18703 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 18704 while (it.hasNext()) { 18705 String name = it.next(); 18706 SharedLibraryEntry ent = mSharedLibraries.get(name); 18707 if (!checkin) { 18708 if (!printedHeader) { 18709 if (dumpState.onTitlePrinted()) 18710 pw.println(); 18711 pw.println("Libraries:"); 18712 printedHeader = true; 18713 } 18714 pw.print(" "); 18715 } else { 18716 pw.print("lib,"); 18717 } 18718 pw.print(name); 18719 if (!checkin) { 18720 pw.print(" -> "); 18721 } 18722 if (ent.path != null) { 18723 if (!checkin) { 18724 pw.print("(jar) "); 18725 pw.print(ent.path); 18726 } else { 18727 pw.print(",jar,"); 18728 pw.print(ent.path); 18729 } 18730 } else { 18731 if (!checkin) { 18732 pw.print("(apk) "); 18733 pw.print(ent.apk); 18734 } else { 18735 pw.print(",apk,"); 18736 pw.print(ent.apk); 18737 } 18738 } 18739 pw.println(); 18740 } 18741 } 18742 18743 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 18744 if (dumpState.onTitlePrinted()) 18745 pw.println(); 18746 if (!checkin) { 18747 pw.println("Features:"); 18748 } 18749 18750 for (FeatureInfo feat : mAvailableFeatures.values()) { 18751 if (checkin) { 18752 pw.print("feat,"); 18753 pw.print(feat.name); 18754 pw.print(","); 18755 pw.println(feat.version); 18756 } else { 18757 pw.print(" "); 18758 pw.print(feat.name); 18759 if (feat.version > 0) { 18760 pw.print(" version="); 18761 pw.print(feat.version); 18762 } 18763 pw.println(); 18764 } 18765 } 18766 } 18767 18768 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 18769 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 18770 : "Activity Resolver Table:", " ", packageName, 18771 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18772 dumpState.setTitlePrinted(true); 18773 } 18774 } 18775 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 18776 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 18777 : "Receiver Resolver Table:", " ", packageName, 18778 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18779 dumpState.setTitlePrinted(true); 18780 } 18781 } 18782 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 18783 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 18784 : "Service Resolver Table:", " ", packageName, 18785 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18786 dumpState.setTitlePrinted(true); 18787 } 18788 } 18789 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 18790 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 18791 : "Provider Resolver Table:", " ", packageName, 18792 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18793 dumpState.setTitlePrinted(true); 18794 } 18795 } 18796 18797 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 18798 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18799 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18800 int user = mSettings.mPreferredActivities.keyAt(i); 18801 if (pir.dump(pw, 18802 dumpState.getTitlePrinted() 18803 ? "\nPreferred Activities User " + user + ":" 18804 : "Preferred Activities User " + user + ":", " ", 18805 packageName, true, false)) { 18806 dumpState.setTitlePrinted(true); 18807 } 18808 } 18809 } 18810 18811 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 18812 pw.flush(); 18813 FileOutputStream fout = new FileOutputStream(fd); 18814 BufferedOutputStream str = new BufferedOutputStream(fout); 18815 XmlSerializer serializer = new FastXmlSerializer(); 18816 try { 18817 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 18818 serializer.startDocument(null, true); 18819 serializer.setFeature( 18820 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 18821 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 18822 serializer.endDocument(); 18823 serializer.flush(); 18824 } catch (IllegalArgumentException e) { 18825 pw.println("Failed writing: " + e); 18826 } catch (IllegalStateException e) { 18827 pw.println("Failed writing: " + e); 18828 } catch (IOException e) { 18829 pw.println("Failed writing: " + e); 18830 } 18831 } 18832 18833 if (!checkin 18834 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 18835 && packageName == null) { 18836 pw.println(); 18837 int count = mSettings.mPackages.size(); 18838 if (count == 0) { 18839 pw.println("No applications!"); 18840 pw.println(); 18841 } else { 18842 final String prefix = " "; 18843 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 18844 if (allPackageSettings.size() == 0) { 18845 pw.println("No domain preferred apps!"); 18846 pw.println(); 18847 } else { 18848 pw.println("App verification status:"); 18849 pw.println(); 18850 count = 0; 18851 for (PackageSetting ps : allPackageSettings) { 18852 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 18853 if (ivi == null || ivi.getPackageName() == null) continue; 18854 pw.println(prefix + "Package: " + ivi.getPackageName()); 18855 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 18856 pw.println(prefix + "Status: " + ivi.getStatusString()); 18857 pw.println(); 18858 count++; 18859 } 18860 if (count == 0) { 18861 pw.println(prefix + "No app verification established."); 18862 pw.println(); 18863 } 18864 for (int userId : sUserManager.getUserIds()) { 18865 pw.println("App linkages for user " + userId + ":"); 18866 pw.println(); 18867 count = 0; 18868 for (PackageSetting ps : allPackageSettings) { 18869 final long status = ps.getDomainVerificationStatusForUser(userId); 18870 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 18871 continue; 18872 } 18873 pw.println(prefix + "Package: " + ps.name); 18874 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 18875 String statusStr = IntentFilterVerificationInfo. 18876 getStatusStringFromValue(status); 18877 pw.println(prefix + "Status: " + statusStr); 18878 pw.println(); 18879 count++; 18880 } 18881 if (count == 0) { 18882 pw.println(prefix + "No configured app linkages."); 18883 pw.println(); 18884 } 18885 } 18886 } 18887 } 18888 } 18889 18890 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 18891 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 18892 if (packageName == null && permissionNames == null) { 18893 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 18894 if (iperm == 0) { 18895 if (dumpState.onTitlePrinted()) 18896 pw.println(); 18897 pw.println("AppOp Permissions:"); 18898 } 18899 pw.print(" AppOp Permission "); 18900 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 18901 pw.println(":"); 18902 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 18903 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 18904 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 18905 } 18906 } 18907 } 18908 } 18909 18910 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 18911 boolean printedSomething = false; 18912 for (PackageParser.Provider p : mProviders.mProviders.values()) { 18913 if (packageName != null && !packageName.equals(p.info.packageName)) { 18914 continue; 18915 } 18916 if (!printedSomething) { 18917 if (dumpState.onTitlePrinted()) 18918 pw.println(); 18919 pw.println("Registered ContentProviders:"); 18920 printedSomething = true; 18921 } 18922 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 18923 pw.print(" "); pw.println(p.toString()); 18924 } 18925 printedSomething = false; 18926 for (Map.Entry<String, PackageParser.Provider> entry : 18927 mProvidersByAuthority.entrySet()) { 18928 PackageParser.Provider p = entry.getValue(); 18929 if (packageName != null && !packageName.equals(p.info.packageName)) { 18930 continue; 18931 } 18932 if (!printedSomething) { 18933 if (dumpState.onTitlePrinted()) 18934 pw.println(); 18935 pw.println("ContentProvider Authorities:"); 18936 printedSomething = true; 18937 } 18938 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 18939 pw.print(" "); pw.println(p.toString()); 18940 if (p.info != null && p.info.applicationInfo != null) { 18941 final String appInfo = p.info.applicationInfo.toString(); 18942 pw.print(" applicationInfo="); pw.println(appInfo); 18943 } 18944 } 18945 } 18946 18947 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 18948 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 18949 } 18950 18951 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 18952 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 18953 } 18954 18955 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 18956 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 18957 } 18958 18959 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 18960 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 18961 } 18962 18963 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 18964 // XXX should handle packageName != null by dumping only install data that 18965 // the given package is involved with. 18966 if (dumpState.onTitlePrinted()) pw.println(); 18967 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 18968 } 18969 18970 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 18971 // XXX should handle packageName != null by dumping only install data that 18972 // the given package is involved with. 18973 if (dumpState.onTitlePrinted()) pw.println(); 18974 18975 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18976 ipw.println(); 18977 ipw.println("Frozen packages:"); 18978 ipw.increaseIndent(); 18979 if (mFrozenPackages.size() == 0) { 18980 ipw.println("(none)"); 18981 } else { 18982 for (int i = 0; i < mFrozenPackages.size(); i++) { 18983 ipw.println(mFrozenPackages.valueAt(i)); 18984 } 18985 } 18986 ipw.decreaseIndent(); 18987 } 18988 18989 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 18990 if (dumpState.onTitlePrinted()) pw.println(); 18991 dumpDexoptStateLPr(pw, packageName); 18992 } 18993 18994 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 18995 if (dumpState.onTitlePrinted()) pw.println(); 18996 dumpCompilerStatsLPr(pw, packageName); 18997 } 18998 18999 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 19000 if (dumpState.onTitlePrinted()) pw.println(); 19001 mSettings.dumpReadMessagesLPr(pw, dumpState); 19002 19003 pw.println(); 19004 pw.println("Package warning messages:"); 19005 BufferedReader in = null; 19006 String line = null; 19007 try { 19008 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 19009 while ((line = in.readLine()) != null) { 19010 if (line.contains("ignored: updated version")) continue; 19011 pw.println(line); 19012 } 19013 } catch (IOException ignored) { 19014 } finally { 19015 IoUtils.closeQuietly(in); 19016 } 19017 } 19018 19019 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 19020 BufferedReader in = null; 19021 String line = null; 19022 try { 19023 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 19024 while ((line = in.readLine()) != null) { 19025 if (line.contains("ignored: updated version")) continue; 19026 pw.print("msg,"); 19027 pw.println(line); 19028 } 19029 } catch (IOException ignored) { 19030 } finally { 19031 IoUtils.closeQuietly(in); 19032 } 19033 } 19034 } 19035 } 19036 19037 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 19038 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 19039 ipw.println(); 19040 ipw.println("Dexopt state:"); 19041 ipw.increaseIndent(); 19042 Collection<PackageParser.Package> packages = null; 19043 if (packageName != null) { 19044 PackageParser.Package targetPackage = mPackages.get(packageName); 19045 if (targetPackage != null) { 19046 packages = Collections.singletonList(targetPackage); 19047 } else { 19048 ipw.println("Unable to find package: " + packageName); 19049 return; 19050 } 19051 } else { 19052 packages = mPackages.values(); 19053 } 19054 19055 for (PackageParser.Package pkg : packages) { 19056 ipw.println("[" + pkg.packageName + "]"); 19057 ipw.increaseIndent(); 19058 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 19059 ipw.decreaseIndent(); 19060 } 19061 } 19062 19063 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 19064 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 19065 ipw.println(); 19066 ipw.println("Compiler stats:"); 19067 ipw.increaseIndent(); 19068 Collection<PackageParser.Package> packages = null; 19069 if (packageName != null) { 19070 PackageParser.Package targetPackage = mPackages.get(packageName); 19071 if (targetPackage != null) { 19072 packages = Collections.singletonList(targetPackage); 19073 } else { 19074 ipw.println("Unable to find package: " + packageName); 19075 return; 19076 } 19077 } else { 19078 packages = mPackages.values(); 19079 } 19080 19081 for (PackageParser.Package pkg : packages) { 19082 ipw.println("[" + pkg.packageName + "]"); 19083 ipw.increaseIndent(); 19084 19085 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 19086 if (stats == null) { 19087 ipw.println("(No recorded stats)"); 19088 } else { 19089 stats.dump(ipw); 19090 } 19091 ipw.decreaseIndent(); 19092 } 19093 } 19094 19095 private String dumpDomainString(String packageName) { 19096 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 19097 .getList(); 19098 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 19099 19100 ArraySet<String> result = new ArraySet<>(); 19101 if (iviList.size() > 0) { 19102 for (IntentFilterVerificationInfo ivi : iviList) { 19103 for (String host : ivi.getDomains()) { 19104 result.add(host); 19105 } 19106 } 19107 } 19108 if (filters != null && filters.size() > 0) { 19109 for (IntentFilter filter : filters) { 19110 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 19111 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 19112 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 19113 result.addAll(filter.getHostsList()); 19114 } 19115 } 19116 } 19117 19118 StringBuilder sb = new StringBuilder(result.size() * 16); 19119 for (String domain : result) { 19120 if (sb.length() > 0) sb.append(" "); 19121 sb.append(domain); 19122 } 19123 return sb.toString(); 19124 } 19125 19126 // ------- apps on sdcard specific code ------- 19127 static final boolean DEBUG_SD_INSTALL = false; 19128 19129 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 19130 19131 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 19132 19133 private boolean mMediaMounted = false; 19134 19135 static String getEncryptKey() { 19136 try { 19137 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 19138 SD_ENCRYPTION_KEYSTORE_NAME); 19139 if (sdEncKey == null) { 19140 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 19141 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 19142 if (sdEncKey == null) { 19143 Slog.e(TAG, "Failed to create encryption keys"); 19144 return null; 19145 } 19146 } 19147 return sdEncKey; 19148 } catch (NoSuchAlgorithmException nsae) { 19149 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 19150 return null; 19151 } catch (IOException ioe) { 19152 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 19153 return null; 19154 } 19155 } 19156 19157 /* 19158 * Update media status on PackageManager. 19159 */ 19160 @Override 19161 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 19162 int callingUid = Binder.getCallingUid(); 19163 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 19164 throw new SecurityException("Media status can only be updated by the system"); 19165 } 19166 // reader; this apparently protects mMediaMounted, but should probably 19167 // be a different lock in that case. 19168 synchronized (mPackages) { 19169 Log.i(TAG, "Updating external media status from " 19170 + (mMediaMounted ? "mounted" : "unmounted") + " to " 19171 + (mediaStatus ? "mounted" : "unmounted")); 19172 if (DEBUG_SD_INSTALL) 19173 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 19174 + ", mMediaMounted=" + mMediaMounted); 19175 if (mediaStatus == mMediaMounted) { 19176 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 19177 : 0, -1); 19178 mHandler.sendMessage(msg); 19179 return; 19180 } 19181 mMediaMounted = mediaStatus; 19182 } 19183 // Queue up an async operation since the package installation may take a 19184 // little while. 19185 mHandler.post(new Runnable() { 19186 public void run() { 19187 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 19188 } 19189 }); 19190 } 19191 19192 /** 19193 * Called by MountService when the initial ASECs to scan are available. 19194 * Should block until all the ASEC containers are finished being scanned. 19195 */ 19196 public void scanAvailableAsecs() { 19197 updateExternalMediaStatusInner(true, false, false); 19198 } 19199 19200 /* 19201 * Collect information of applications on external media, map them against 19202 * existing containers and update information based on current mount status. 19203 * Please note that we always have to report status if reportStatus has been 19204 * set to true especially when unloading packages. 19205 */ 19206 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 19207 boolean externalStorage) { 19208 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 19209 int[] uidArr = EmptyArray.INT; 19210 19211 final String[] list = PackageHelper.getSecureContainerList(); 19212 if (ArrayUtils.isEmpty(list)) { 19213 Log.i(TAG, "No secure containers found"); 19214 } else { 19215 // Process list of secure containers and categorize them 19216 // as active or stale based on their package internal state. 19217 19218 // reader 19219 synchronized (mPackages) { 19220 for (String cid : list) { 19221 // Leave stages untouched for now; installer service owns them 19222 if (PackageInstallerService.isStageName(cid)) continue; 19223 19224 if (DEBUG_SD_INSTALL) 19225 Log.i(TAG, "Processing container " + cid); 19226 String pkgName = getAsecPackageName(cid); 19227 if (pkgName == null) { 19228 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 19229 continue; 19230 } 19231 if (DEBUG_SD_INSTALL) 19232 Log.i(TAG, "Looking for pkg : " + pkgName); 19233 19234 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19235 if (ps == null) { 19236 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 19237 continue; 19238 } 19239 19240 /* 19241 * Skip packages that are not external if we're unmounting 19242 * external storage. 19243 */ 19244 if (externalStorage && !isMounted && !isExternal(ps)) { 19245 continue; 19246 } 19247 19248 final AsecInstallArgs args = new AsecInstallArgs(cid, 19249 getAppDexInstructionSets(ps), ps.isForwardLocked()); 19250 // The package status is changed only if the code path 19251 // matches between settings and the container id. 19252 if (ps.codePathString != null 19253 && ps.codePathString.startsWith(args.getCodePath())) { 19254 if (DEBUG_SD_INSTALL) { 19255 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 19256 + " at code path: " + ps.codePathString); 19257 } 19258 19259 // We do have a valid package installed on sdcard 19260 processCids.put(args, ps.codePathString); 19261 final int uid = ps.appId; 19262 if (uid != -1) { 19263 uidArr = ArrayUtils.appendInt(uidArr, uid); 19264 } 19265 } else { 19266 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 19267 + ps.codePathString); 19268 } 19269 } 19270 } 19271 19272 Arrays.sort(uidArr); 19273 } 19274 19275 // Process packages with valid entries. 19276 if (isMounted) { 19277 if (DEBUG_SD_INSTALL) 19278 Log.i(TAG, "Loading packages"); 19279 loadMediaPackages(processCids, uidArr, externalStorage); 19280 startCleaningPackages(); 19281 mInstallerService.onSecureContainersAvailable(); 19282 } else { 19283 if (DEBUG_SD_INSTALL) 19284 Log.i(TAG, "Unloading packages"); 19285 unloadMediaPackages(processCids, uidArr, reportStatus); 19286 } 19287 } 19288 19289 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19290 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 19291 final int size = infos.size(); 19292 final String[] packageNames = new String[size]; 19293 final int[] packageUids = new int[size]; 19294 for (int i = 0; i < size; i++) { 19295 final ApplicationInfo info = infos.get(i); 19296 packageNames[i] = info.packageName; 19297 packageUids[i] = info.uid; 19298 } 19299 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 19300 finishedReceiver); 19301 } 19302 19303 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19304 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19305 sendResourcesChangedBroadcast(mediaStatus, replacing, 19306 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 19307 } 19308 19309 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19310 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19311 int size = pkgList.length; 19312 if (size > 0) { 19313 // Send broadcasts here 19314 Bundle extras = new Bundle(); 19315 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 19316 if (uidArr != null) { 19317 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 19318 } 19319 if (replacing) { 19320 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 19321 } 19322 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 19323 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 19324 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 19325 } 19326 } 19327 19328 /* 19329 * Look at potentially valid container ids from processCids If package 19330 * information doesn't match the one on record or package scanning fails, 19331 * the cid is added to list of removeCids. We currently don't delete stale 19332 * containers. 19333 */ 19334 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 19335 boolean externalStorage) { 19336 ArrayList<String> pkgList = new ArrayList<String>(); 19337 Set<AsecInstallArgs> keys = processCids.keySet(); 19338 19339 for (AsecInstallArgs args : keys) { 19340 String codePath = processCids.get(args); 19341 if (DEBUG_SD_INSTALL) 19342 Log.i(TAG, "Loading container : " + args.cid); 19343 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 19344 try { 19345 // Make sure there are no container errors first. 19346 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 19347 Slog.e(TAG, "Failed to mount cid : " + args.cid 19348 + " when installing from sdcard"); 19349 continue; 19350 } 19351 // Check code path here. 19352 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 19353 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 19354 + " does not match one in settings " + codePath); 19355 continue; 19356 } 19357 // Parse package 19358 int parseFlags = mDefParseFlags; 19359 if (args.isExternalAsec()) { 19360 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 19361 } 19362 if (args.isFwdLocked()) { 19363 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 19364 } 19365 19366 synchronized (mInstallLock) { 19367 PackageParser.Package pkg = null; 19368 try { 19369 // Sadly we don't know the package name yet to freeze it 19370 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 19371 SCAN_IGNORE_FROZEN, 0, null); 19372 } catch (PackageManagerException e) { 19373 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 19374 } 19375 // Scan the package 19376 if (pkg != null) { 19377 /* 19378 * TODO why is the lock being held? doPostInstall is 19379 * called in other places without the lock. This needs 19380 * to be straightened out. 19381 */ 19382 // writer 19383 synchronized (mPackages) { 19384 retCode = PackageManager.INSTALL_SUCCEEDED; 19385 pkgList.add(pkg.packageName); 19386 // Post process args 19387 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 19388 pkg.applicationInfo.uid); 19389 } 19390 } else { 19391 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 19392 } 19393 } 19394 19395 } finally { 19396 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 19397 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 19398 } 19399 } 19400 } 19401 // writer 19402 synchronized (mPackages) { 19403 // If the platform SDK has changed since the last time we booted, 19404 // we need to re-grant app permission to catch any new ones that 19405 // appear. This is really a hack, and means that apps can in some 19406 // cases get permissions that the user didn't initially explicitly 19407 // allow... it would be nice to have some better way to handle 19408 // this situation. 19409 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 19410 : mSettings.getInternalVersion(); 19411 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 19412 : StorageManager.UUID_PRIVATE_INTERNAL; 19413 19414 int updateFlags = UPDATE_PERMISSIONS_ALL; 19415 if (ver.sdkVersion != mSdkVersion) { 19416 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19417 + mSdkVersion + "; regranting permissions for external"); 19418 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19419 } 19420 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19421 19422 // Yay, everything is now upgraded 19423 ver.forceCurrent(); 19424 19425 // can downgrade to reader 19426 // Persist settings 19427 mSettings.writeLPr(); 19428 } 19429 // Send a broadcast to let everyone know we are done processing 19430 if (pkgList.size() > 0) { 19431 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 19432 } 19433 } 19434 19435 /* 19436 * Utility method to unload a list of specified containers 19437 */ 19438 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 19439 // Just unmount all valid containers. 19440 for (AsecInstallArgs arg : cidArgs) { 19441 synchronized (mInstallLock) { 19442 arg.doPostDeleteLI(false); 19443 } 19444 } 19445 } 19446 19447 /* 19448 * Unload packages mounted on external media. This involves deleting package 19449 * data from internal structures, sending broadcasts about disabled packages, 19450 * gc'ing to free up references, unmounting all secure containers 19451 * corresponding to packages on external media, and posting a 19452 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 19453 * that we always have to post this message if status has been requested no 19454 * matter what. 19455 */ 19456 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 19457 final boolean reportStatus) { 19458 if (DEBUG_SD_INSTALL) 19459 Log.i(TAG, "unloading media packages"); 19460 ArrayList<String> pkgList = new ArrayList<String>(); 19461 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 19462 final Set<AsecInstallArgs> keys = processCids.keySet(); 19463 for (AsecInstallArgs args : keys) { 19464 String pkgName = args.getPackageName(); 19465 if (DEBUG_SD_INSTALL) 19466 Log.i(TAG, "Trying to unload pkg : " + pkgName); 19467 // Delete package internally 19468 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19469 synchronized (mInstallLock) { 19470 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19471 final boolean res; 19472 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 19473 "unloadMediaPackages")) { 19474 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 19475 null); 19476 } 19477 if (res) { 19478 pkgList.add(pkgName); 19479 } else { 19480 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 19481 failedList.add(args); 19482 } 19483 } 19484 } 19485 19486 // reader 19487 synchronized (mPackages) { 19488 // We didn't update the settings after removing each package; 19489 // write them now for all packages. 19490 mSettings.writeLPr(); 19491 } 19492 19493 // We have to absolutely send UPDATED_MEDIA_STATUS only 19494 // after confirming that all the receivers processed the ordered 19495 // broadcast when packages get disabled, force a gc to clean things up. 19496 // and unload all the containers. 19497 if (pkgList.size() > 0) { 19498 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 19499 new IIntentReceiver.Stub() { 19500 public void performReceive(Intent intent, int resultCode, String data, 19501 Bundle extras, boolean ordered, boolean sticky, 19502 int sendingUser) throws RemoteException { 19503 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 19504 reportStatus ? 1 : 0, 1, keys); 19505 mHandler.sendMessage(msg); 19506 } 19507 }); 19508 } else { 19509 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 19510 keys); 19511 mHandler.sendMessage(msg); 19512 } 19513 } 19514 19515 private void loadPrivatePackages(final VolumeInfo vol) { 19516 mHandler.post(new Runnable() { 19517 @Override 19518 public void run() { 19519 loadPrivatePackagesInner(vol); 19520 } 19521 }); 19522 } 19523 19524 private void loadPrivatePackagesInner(VolumeInfo vol) { 19525 final String volumeUuid = vol.fsUuid; 19526 if (TextUtils.isEmpty(volumeUuid)) { 19527 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 19528 return; 19529 } 19530 19531 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 19532 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 19533 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 19534 19535 final VersionInfo ver; 19536 final List<PackageSetting> packages; 19537 synchronized (mPackages) { 19538 ver = mSettings.findOrCreateVersion(volumeUuid); 19539 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19540 } 19541 19542 for (PackageSetting ps : packages) { 19543 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 19544 synchronized (mInstallLock) { 19545 final PackageParser.Package pkg; 19546 try { 19547 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 19548 loaded.add(pkg.applicationInfo); 19549 19550 } catch (PackageManagerException e) { 19551 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 19552 } 19553 19554 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 19555 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 19556 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 19557 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19558 } 19559 } 19560 } 19561 19562 // Reconcile app data for all started/unlocked users 19563 final StorageManager sm = mContext.getSystemService(StorageManager.class); 19564 final UserManager um = mContext.getSystemService(UserManager.class); 19565 UserManagerInternal umInternal = getUserManagerInternal(); 19566 for (UserInfo user : um.getUsers()) { 19567 final int flags; 19568 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19569 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19570 } else if (umInternal.isUserRunning(user.id)) { 19571 flags = StorageManager.FLAG_STORAGE_DE; 19572 } else { 19573 continue; 19574 } 19575 19576 try { 19577 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 19578 synchronized (mInstallLock) { 19579 reconcileAppsDataLI(volumeUuid, user.id, flags); 19580 } 19581 } catch (IllegalStateException e) { 19582 // Device was probably ejected, and we'll process that event momentarily 19583 Slog.w(TAG, "Failed to prepare storage: " + e); 19584 } 19585 } 19586 19587 synchronized (mPackages) { 19588 int updateFlags = UPDATE_PERMISSIONS_ALL; 19589 if (ver.sdkVersion != mSdkVersion) { 19590 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19591 + mSdkVersion + "; regranting permissions for " + volumeUuid); 19592 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19593 } 19594 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19595 19596 // Yay, everything is now upgraded 19597 ver.forceCurrent(); 19598 19599 mSettings.writeLPr(); 19600 } 19601 19602 for (PackageFreezer freezer : freezers) { 19603 freezer.close(); 19604 } 19605 19606 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 19607 sendResourcesChangedBroadcast(true, false, loaded, null); 19608 } 19609 19610 private void unloadPrivatePackages(final VolumeInfo vol) { 19611 mHandler.post(new Runnable() { 19612 @Override 19613 public void run() { 19614 unloadPrivatePackagesInner(vol); 19615 } 19616 }); 19617 } 19618 19619 private void unloadPrivatePackagesInner(VolumeInfo vol) { 19620 final String volumeUuid = vol.fsUuid; 19621 if (TextUtils.isEmpty(volumeUuid)) { 19622 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 19623 return; 19624 } 19625 19626 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 19627 synchronized (mInstallLock) { 19628 synchronized (mPackages) { 19629 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 19630 for (PackageSetting ps : packages) { 19631 if (ps.pkg == null) continue; 19632 19633 final ApplicationInfo info = ps.pkg.applicationInfo; 19634 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19635 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19636 19637 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 19638 "unloadPrivatePackagesInner")) { 19639 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 19640 false, null)) { 19641 unloaded.add(info); 19642 } else { 19643 Slog.w(TAG, "Failed to unload " + ps.codePath); 19644 } 19645 } 19646 19647 // Try very hard to release any references to this package 19648 // so we don't risk the system server being killed due to 19649 // open FDs 19650 AttributeCache.instance().removePackage(ps.name); 19651 } 19652 19653 mSettings.writeLPr(); 19654 } 19655 } 19656 19657 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 19658 sendResourcesChangedBroadcast(false, false, unloaded, null); 19659 19660 // Try very hard to release any references to this path so we don't risk 19661 // the system server being killed due to open FDs 19662 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 19663 19664 for (int i = 0; i < 3; i++) { 19665 System.gc(); 19666 System.runFinalization(); 19667 } 19668 } 19669 19670 /** 19671 * Prepare storage areas for given user on all mounted devices. 19672 */ 19673 void prepareUserData(int userId, int userSerial, int flags) { 19674 synchronized (mInstallLock) { 19675 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19676 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19677 final String volumeUuid = vol.getFsUuid(); 19678 prepareUserDataLI(volumeUuid, userId, userSerial, flags, true); 19679 } 19680 } 19681 } 19682 19683 private void prepareUserDataLI(String volumeUuid, int userId, int userSerial, int flags, 19684 boolean allowRecover) { 19685 // Prepare storage and verify that serial numbers are consistent; if 19686 // there's a mismatch we need to destroy to avoid leaking data 19687 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19688 try { 19689 storage.prepareUserStorage(volumeUuid, userId, userSerial, flags); 19690 19691 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0 && !mOnlyCore) { 19692 UserManagerService.enforceSerialNumber( 19693 Environment.getDataUserDeDirectory(volumeUuid, userId), userSerial); 19694 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19695 UserManagerService.enforceSerialNumber( 19696 Environment.getDataSystemDeDirectory(userId), userSerial); 19697 } 19698 } 19699 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && !mOnlyCore) { 19700 UserManagerService.enforceSerialNumber( 19701 Environment.getDataUserCeDirectory(volumeUuid, userId), userSerial); 19702 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19703 UserManagerService.enforceSerialNumber( 19704 Environment.getDataSystemCeDirectory(userId), userSerial); 19705 } 19706 } 19707 19708 synchronized (mInstallLock) { 19709 mInstaller.createUserData(volumeUuid, userId, userSerial, flags); 19710 } 19711 } catch (Exception e) { 19712 logCriticalInfo(Log.WARN, "Destroying user " + userId + " on volume " + volumeUuid 19713 + " because we failed to prepare: " + e); 19714 destroyUserDataLI(volumeUuid, userId, 19715 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19716 19717 if (allowRecover) { 19718 // Try one last time; if we fail again we're really in trouble 19719 prepareUserDataLI(volumeUuid, userId, userSerial, flags, false); 19720 } 19721 } 19722 } 19723 19724 /** 19725 * Destroy storage areas for given user on all mounted devices. 19726 */ 19727 void destroyUserData(int userId, int flags) { 19728 synchronized (mInstallLock) { 19729 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19730 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19731 final String volumeUuid = vol.getFsUuid(); 19732 destroyUserDataLI(volumeUuid, userId, flags); 19733 } 19734 } 19735 } 19736 19737 private void destroyUserDataLI(String volumeUuid, int userId, int flags) { 19738 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19739 try { 19740 // Clean up app data, profile data, and media data 19741 mInstaller.destroyUserData(volumeUuid, userId, flags); 19742 19743 // Clean up system data 19744 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19745 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19746 FileUtils.deleteContentsAndDir(Environment.getUserSystemDirectory(userId)); 19747 FileUtils.deleteContentsAndDir(Environment.getDataSystemDeDirectory(userId)); 19748 } 19749 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19750 FileUtils.deleteContentsAndDir(Environment.getDataSystemCeDirectory(userId)); 19751 } 19752 } 19753 19754 // Data with special labels is now gone, so finish the job 19755 storage.destroyUserStorage(volumeUuid, userId, flags); 19756 19757 } catch (Exception e) { 19758 logCriticalInfo(Log.WARN, 19759 "Failed to destroy user " + userId + " on volume " + volumeUuid + ": " + e); 19760 } 19761 } 19762 19763 /** 19764 * Examine all users present on given mounted volume, and destroy data 19765 * belonging to users that are no longer valid, or whose user ID has been 19766 * recycled. 19767 */ 19768 private void reconcileUsers(String volumeUuid) { 19769 final List<File> files = new ArrayList<>(); 19770 Collections.addAll(files, FileUtils 19771 .listFilesOrEmpty(Environment.getDataUserDeDirectory(volumeUuid))); 19772 Collections.addAll(files, FileUtils 19773 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid))); 19774 Collections.addAll(files, FileUtils 19775 .listFilesOrEmpty(Environment.getDataSystemDeDirectory())); 19776 Collections.addAll(files, FileUtils 19777 .listFilesOrEmpty(Environment.getDataSystemCeDirectory())); 19778 for (File file : files) { 19779 if (!file.isDirectory()) continue; 19780 19781 final int userId; 19782 final UserInfo info; 19783 try { 19784 userId = Integer.parseInt(file.getName()); 19785 info = sUserManager.getUserInfo(userId); 19786 } catch (NumberFormatException e) { 19787 Slog.w(TAG, "Invalid user directory " + file); 19788 continue; 19789 } 19790 19791 boolean destroyUser = false; 19792 if (info == null) { 19793 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19794 + " because no matching user was found"); 19795 destroyUser = true; 19796 } else if (!mOnlyCore) { 19797 try { 19798 UserManagerService.enforceSerialNumber(file, info.serialNumber); 19799 } catch (IOException e) { 19800 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19801 + " because we failed to enforce serial number: " + e); 19802 destroyUser = true; 19803 } 19804 } 19805 19806 if (destroyUser) { 19807 synchronized (mInstallLock) { 19808 destroyUserDataLI(volumeUuid, userId, 19809 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19810 } 19811 } 19812 } 19813 } 19814 19815 private void assertPackageKnown(String volumeUuid, String packageName) 19816 throws PackageManagerException { 19817 synchronized (mPackages) { 19818 final PackageSetting ps = mSettings.mPackages.get(packageName); 19819 if (ps == null) { 19820 throw new PackageManagerException("Package " + packageName + " is unknown"); 19821 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19822 throw new PackageManagerException( 19823 "Package " + packageName + " found on unknown volume " + volumeUuid 19824 + "; expected volume " + ps.volumeUuid); 19825 } 19826 } 19827 } 19828 19829 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 19830 throws PackageManagerException { 19831 synchronized (mPackages) { 19832 final PackageSetting ps = mSettings.mPackages.get(packageName); 19833 if (ps == null) { 19834 throw new PackageManagerException("Package " + packageName + " is unknown"); 19835 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19836 throw new PackageManagerException( 19837 "Package " + packageName + " found on unknown volume " + volumeUuid 19838 + "; expected volume " + ps.volumeUuid); 19839 } else if (!ps.getInstalled(userId)) { 19840 throw new PackageManagerException( 19841 "Package " + packageName + " not installed for user " + userId); 19842 } 19843 } 19844 } 19845 19846 /** 19847 * Examine all apps present on given mounted volume, and destroy apps that 19848 * aren't expected, either due to uninstallation or reinstallation on 19849 * another volume. 19850 */ 19851 private void reconcileApps(String volumeUuid) { 19852 final File[] files = FileUtils 19853 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 19854 for (File file : files) { 19855 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 19856 && !PackageInstallerService.isStageName(file.getName()); 19857 if (!isPackage) { 19858 // Ignore entries which are not packages 19859 continue; 19860 } 19861 19862 try { 19863 final PackageLite pkg = PackageParser.parsePackageLite(file, 19864 PackageParser.PARSE_MUST_BE_APK); 19865 assertPackageKnown(volumeUuid, pkg.packageName); 19866 19867 } catch (PackageParserException | PackageManagerException e) { 19868 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19869 synchronized (mInstallLock) { 19870 removeCodePathLI(file); 19871 } 19872 } 19873 } 19874 } 19875 19876 /** 19877 * Reconcile all app data for the given user. 19878 * <p> 19879 * Verifies that directories exist and that ownership and labeling is 19880 * correct for all installed apps on all mounted volumes. 19881 */ 19882 void reconcileAppsData(int userId, int flags) { 19883 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19884 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19885 final String volumeUuid = vol.getFsUuid(); 19886 synchronized (mInstallLock) { 19887 reconcileAppsDataLI(volumeUuid, userId, flags); 19888 } 19889 } 19890 } 19891 19892 /** 19893 * Reconcile all app data on given mounted volume. 19894 * <p> 19895 * Destroys app data that isn't expected, either due to uninstallation or 19896 * reinstallation on another volume. 19897 * <p> 19898 * Verifies that directories exist and that ownership and labeling is 19899 * correct for all installed apps. 19900 */ 19901 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags) { 19902 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 19903 + Integer.toHexString(flags)); 19904 19905 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 19906 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 19907 19908 // First look for stale data that doesn't belong, and check if things 19909 // have changed since we did our last restorecon 19910 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19911 if (StorageManager.isFileEncryptedNativeOrEmulated() 19912 && !StorageManager.isUserKeyUnlocked(userId)) { 19913 throw new RuntimeException( 19914 "Yikes, someone asked us to reconcile CE storage while " + userId 19915 + " was still locked; this would have caused massive data loss!"); 19916 } 19917 19918 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 19919 for (File file : files) { 19920 final String packageName = file.getName(); 19921 try { 19922 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19923 } catch (PackageManagerException e) { 19924 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19925 try { 19926 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19927 StorageManager.FLAG_STORAGE_CE, 0); 19928 } catch (InstallerException e2) { 19929 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19930 } 19931 } 19932 } 19933 } 19934 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19935 final File[] files = FileUtils.listFilesOrEmpty(deDir); 19936 for (File file : files) { 19937 final String packageName = file.getName(); 19938 try { 19939 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19940 } catch (PackageManagerException e) { 19941 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19942 try { 19943 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19944 StorageManager.FLAG_STORAGE_DE, 0); 19945 } catch (InstallerException e2) { 19946 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19947 } 19948 } 19949 } 19950 } 19951 19952 // Ensure that data directories are ready to roll for all packages 19953 // installed for this volume and user 19954 final List<PackageSetting> packages; 19955 synchronized (mPackages) { 19956 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19957 } 19958 int preparedCount = 0; 19959 for (PackageSetting ps : packages) { 19960 final String packageName = ps.name; 19961 if (ps.pkg == null) { 19962 Slog.w(TAG, "Odd, missing scanned package " + packageName); 19963 // TODO: might be due to legacy ASEC apps; we should circle back 19964 // and reconcile again once they're scanned 19965 continue; 19966 } 19967 19968 if (ps.getInstalled(userId)) { 19969 prepareAppDataLIF(ps.pkg, userId, flags); 19970 19971 if (maybeMigrateAppDataLIF(ps.pkg, userId)) { 19972 // We may have just shuffled around app data directories, so 19973 // prepare them one more time 19974 prepareAppDataLIF(ps.pkg, userId, flags); 19975 } 19976 19977 preparedCount++; 19978 } 19979 } 19980 19981 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 19982 } 19983 19984 /** 19985 * Prepare app data for the given app just after it was installed or 19986 * upgraded. This method carefully only touches users that it's installed 19987 * for, and it forces a restorecon to handle any seinfo changes. 19988 * <p> 19989 * Verifies that directories exist and that ownership and labeling is 19990 * correct for all installed apps. If there is an ownership mismatch, it 19991 * will try recovering system apps by wiping data; third-party app data is 19992 * left intact. 19993 * <p> 19994 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 19995 */ 19996 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 19997 final PackageSetting ps; 19998 synchronized (mPackages) { 19999 ps = mSettings.mPackages.get(pkg.packageName); 20000 mSettings.writeKernelMappingLPr(ps); 20001 } 20002 20003 final UserManager um = mContext.getSystemService(UserManager.class); 20004 UserManagerInternal umInternal = getUserManagerInternal(); 20005 for (UserInfo user : um.getUsers()) { 20006 final int flags; 20007 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 20008 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 20009 } else if (umInternal.isUserRunning(user.id)) { 20010 flags = StorageManager.FLAG_STORAGE_DE; 20011 } else { 20012 continue; 20013 } 20014 20015 if (ps.getInstalled(user.id)) { 20016 // TODO: when user data is locked, mark that we're still dirty 20017 prepareAppDataLIF(pkg, user.id, flags); 20018 } 20019 } 20020 } 20021 20022 /** 20023 * Prepare app data for the given app. 20024 * <p> 20025 * Verifies that directories exist and that ownership and labeling is 20026 * correct for all installed apps. If there is an ownership mismatch, this 20027 * will try recovering system apps by wiping data; third-party app data is 20028 * left intact. 20029 */ 20030 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 20031 if (pkg == null) { 20032 Slog.wtf(TAG, "Package was null!", new Throwable()); 20033 return; 20034 } 20035 prepareAppDataLeafLIF(pkg, userId, flags); 20036 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 20037 for (int i = 0; i < childCount; i++) { 20038 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 20039 } 20040 } 20041 20042 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 20043 if (DEBUG_APP_DATA) { 20044 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 20045 + Integer.toHexString(flags)); 20046 } 20047 20048 final String volumeUuid = pkg.volumeUuid; 20049 final String packageName = pkg.packageName; 20050 final ApplicationInfo app = pkg.applicationInfo; 20051 final int appId = UserHandle.getAppId(app.uid); 20052 20053 Preconditions.checkNotNull(app.seinfo); 20054 20055 long ceDataInode = -1; 20056 try { 20057 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 20058 appId, app.seinfo, app.targetSdkVersion); 20059 } catch (InstallerException e) { 20060 if (app.isSystemApp()) { 20061 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 20062 + ", but trying to recover: " + e); 20063 destroyAppDataLeafLIF(pkg, userId, flags); 20064 try { 20065 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 20066 appId, app.seinfo, app.targetSdkVersion); 20067 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 20068 } catch (InstallerException e2) { 20069 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 20070 } 20071 } else { 20072 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 20073 } 20074 } 20075 20076 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 20077 // TODO: mark this structure as dirty so we persist it! 20078 synchronized (mPackages) { 20079 final PackageSetting ps = mSettings.mPackages.get(packageName); 20080 if (ps != null) { 20081 ps.setCeDataInode(ceDataInode, userId); 20082 } 20083 } 20084 } 20085 20086 prepareAppDataContentsLeafLIF(pkg, userId, flags); 20087 } 20088 20089 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 20090 if (pkg == null) { 20091 Slog.wtf(TAG, "Package was null!", new Throwable()); 20092 return; 20093 } 20094 prepareAppDataContentsLeafLIF(pkg, userId, flags); 20095 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 20096 for (int i = 0; i < childCount; i++) { 20097 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 20098 } 20099 } 20100 20101 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 20102 final String volumeUuid = pkg.volumeUuid; 20103 final String packageName = pkg.packageName; 20104 final ApplicationInfo app = pkg.applicationInfo; 20105 20106 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 20107 // Create a native library symlink only if we have native libraries 20108 // and if the native libraries are 32 bit libraries. We do not provide 20109 // this symlink for 64 bit libraries. 20110 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 20111 final String nativeLibPath = app.nativeLibraryDir; 20112 try { 20113 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 20114 nativeLibPath, userId); 20115 } catch (InstallerException e) { 20116 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 20117 } 20118 } 20119 } 20120 } 20121 20122 /** 20123 * For system apps on non-FBE devices, this method migrates any existing 20124 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 20125 * requested by the app. 20126 */ 20127 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 20128 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 20129 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 20130 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 20131 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 20132 try { 20133 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 20134 storageTarget); 20135 } catch (InstallerException e) { 20136 logCriticalInfo(Log.WARN, 20137 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 20138 } 20139 return true; 20140 } else { 20141 return false; 20142 } 20143 } 20144 20145 public PackageFreezer freezePackage(String packageName, String killReason) { 20146 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 20147 } 20148 20149 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 20150 return new PackageFreezer(packageName, userId, killReason); 20151 } 20152 20153 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 20154 String killReason) { 20155 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 20156 } 20157 20158 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 20159 String killReason) { 20160 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 20161 return new PackageFreezer(); 20162 } else { 20163 return freezePackage(packageName, userId, killReason); 20164 } 20165 } 20166 20167 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 20168 String killReason) { 20169 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 20170 } 20171 20172 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 20173 String killReason) { 20174 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 20175 return new PackageFreezer(); 20176 } else { 20177 return freezePackage(packageName, userId, killReason); 20178 } 20179 } 20180 20181 /** 20182 * Class that freezes and kills the given package upon creation, and 20183 * unfreezes it upon closing. This is typically used when doing surgery on 20184 * app code/data to prevent the app from running while you're working. 20185 */ 20186 private class PackageFreezer implements AutoCloseable { 20187 private final String mPackageName; 20188 private final PackageFreezer[] mChildren; 20189 20190 private final boolean mWeFroze; 20191 20192 private final AtomicBoolean mClosed = new AtomicBoolean(); 20193 private final CloseGuard mCloseGuard = CloseGuard.get(); 20194 20195 /** 20196 * Create and return a stub freezer that doesn't actually do anything, 20197 * typically used when someone requested 20198 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 20199 * {@link PackageManager#DELETE_DONT_KILL_APP}. 20200 */ 20201 public PackageFreezer() { 20202 mPackageName = null; 20203 mChildren = null; 20204 mWeFroze = false; 20205 mCloseGuard.open("close"); 20206 } 20207 20208 public PackageFreezer(String packageName, int userId, String killReason) { 20209 synchronized (mPackages) { 20210 mPackageName = packageName; 20211 mWeFroze = mFrozenPackages.add(mPackageName); 20212 20213 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 20214 if (ps != null) { 20215 killApplication(ps.name, ps.appId, userId, killReason); 20216 } 20217 20218 final PackageParser.Package p = mPackages.get(packageName); 20219 if (p != null && p.childPackages != null) { 20220 final int N = p.childPackages.size(); 20221 mChildren = new PackageFreezer[N]; 20222 for (int i = 0; i < N; i++) { 20223 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 20224 userId, killReason); 20225 } 20226 } else { 20227 mChildren = null; 20228 } 20229 } 20230 mCloseGuard.open("close"); 20231 } 20232 20233 @Override 20234 protected void finalize() throws Throwable { 20235 try { 20236 mCloseGuard.warnIfOpen(); 20237 close(); 20238 } finally { 20239 super.finalize(); 20240 } 20241 } 20242 20243 @Override 20244 public void close() { 20245 mCloseGuard.close(); 20246 if (mClosed.compareAndSet(false, true)) { 20247 synchronized (mPackages) { 20248 if (mWeFroze) { 20249 mFrozenPackages.remove(mPackageName); 20250 } 20251 20252 if (mChildren != null) { 20253 for (PackageFreezer freezer : mChildren) { 20254 freezer.close(); 20255 } 20256 } 20257 } 20258 } 20259 } 20260 } 20261 20262 /** 20263 * Verify that given package is currently frozen. 20264 */ 20265 private void checkPackageFrozen(String packageName) { 20266 synchronized (mPackages) { 20267 if (!mFrozenPackages.contains(packageName)) { 20268 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 20269 } 20270 } 20271 } 20272 20273 @Override 20274 public int movePackage(final String packageName, final String volumeUuid) { 20275 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20276 20277 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 20278 final int moveId = mNextMoveId.getAndIncrement(); 20279 mHandler.post(new Runnable() { 20280 @Override 20281 public void run() { 20282 try { 20283 movePackageInternal(packageName, volumeUuid, moveId, user); 20284 } catch (PackageManagerException e) { 20285 Slog.w(TAG, "Failed to move " + packageName, e); 20286 mMoveCallbacks.notifyStatusChanged(moveId, 20287 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20288 } 20289 } 20290 }); 20291 return moveId; 20292 } 20293 20294 private void movePackageInternal(final String packageName, final String volumeUuid, 20295 final int moveId, UserHandle user) throws PackageManagerException { 20296 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20297 final PackageManager pm = mContext.getPackageManager(); 20298 20299 final boolean currentAsec; 20300 final String currentVolumeUuid; 20301 final File codeFile; 20302 final String installerPackageName; 20303 final String packageAbiOverride; 20304 final int appId; 20305 final String seinfo; 20306 final String label; 20307 final int targetSdkVersion; 20308 final PackageFreezer freezer; 20309 final int[] installedUserIds; 20310 20311 // reader 20312 synchronized (mPackages) { 20313 final PackageParser.Package pkg = mPackages.get(packageName); 20314 final PackageSetting ps = mSettings.mPackages.get(packageName); 20315 if (pkg == null || ps == null) { 20316 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 20317 } 20318 20319 if (pkg.applicationInfo.isSystemApp()) { 20320 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 20321 "Cannot move system application"); 20322 } 20323 20324 if (pkg.applicationInfo.isExternalAsec()) { 20325 currentAsec = true; 20326 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 20327 } else if (pkg.applicationInfo.isForwardLocked()) { 20328 currentAsec = true; 20329 currentVolumeUuid = "forward_locked"; 20330 } else { 20331 currentAsec = false; 20332 currentVolumeUuid = ps.volumeUuid; 20333 20334 final File probe = new File(pkg.codePath); 20335 final File probeOat = new File(probe, "oat"); 20336 if (!probe.isDirectory() || !probeOat.isDirectory()) { 20337 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20338 "Move only supported for modern cluster style installs"); 20339 } 20340 } 20341 20342 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 20343 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20344 "Package already moved to " + volumeUuid); 20345 } 20346 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 20347 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 20348 "Device admin cannot be moved"); 20349 } 20350 20351 if (mFrozenPackages.contains(packageName)) { 20352 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 20353 "Failed to move already frozen package"); 20354 } 20355 20356 codeFile = new File(pkg.codePath); 20357 installerPackageName = ps.installerPackageName; 20358 packageAbiOverride = ps.cpuAbiOverrideString; 20359 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 20360 seinfo = pkg.applicationInfo.seinfo; 20361 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 20362 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 20363 freezer = freezePackage(packageName, "movePackageInternal"); 20364 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 20365 } 20366 20367 final Bundle extras = new Bundle(); 20368 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 20369 extras.putString(Intent.EXTRA_TITLE, label); 20370 mMoveCallbacks.notifyCreated(moveId, extras); 20371 20372 int installFlags; 20373 final boolean moveCompleteApp; 20374 final File measurePath; 20375 20376 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 20377 installFlags = INSTALL_INTERNAL; 20378 moveCompleteApp = !currentAsec; 20379 measurePath = Environment.getDataAppDirectory(volumeUuid); 20380 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 20381 installFlags = INSTALL_EXTERNAL; 20382 moveCompleteApp = false; 20383 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 20384 } else { 20385 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 20386 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 20387 || !volume.isMountedWritable()) { 20388 freezer.close(); 20389 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20390 "Move location not mounted private volume"); 20391 } 20392 20393 Preconditions.checkState(!currentAsec); 20394 20395 installFlags = INSTALL_INTERNAL; 20396 moveCompleteApp = true; 20397 measurePath = Environment.getDataAppDirectory(volumeUuid); 20398 } 20399 20400 final PackageStats stats = new PackageStats(null, -1); 20401 synchronized (mInstaller) { 20402 for (int userId : installedUserIds) { 20403 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 20404 freezer.close(); 20405 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20406 "Failed to measure package size"); 20407 } 20408 } 20409 } 20410 20411 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 20412 + stats.dataSize); 20413 20414 final long startFreeBytes = measurePath.getFreeSpace(); 20415 final long sizeBytes; 20416 if (moveCompleteApp) { 20417 sizeBytes = stats.codeSize + stats.dataSize; 20418 } else { 20419 sizeBytes = stats.codeSize; 20420 } 20421 20422 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 20423 freezer.close(); 20424 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20425 "Not enough free space to move"); 20426 } 20427 20428 mMoveCallbacks.notifyStatusChanged(moveId, 10); 20429 20430 final CountDownLatch installedLatch = new CountDownLatch(1); 20431 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 20432 @Override 20433 public void onUserActionRequired(Intent intent) throws RemoteException { 20434 throw new IllegalStateException(); 20435 } 20436 20437 @Override 20438 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 20439 Bundle extras) throws RemoteException { 20440 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 20441 + PackageManager.installStatusToString(returnCode, msg)); 20442 20443 installedLatch.countDown(); 20444 freezer.close(); 20445 20446 final int status = PackageManager.installStatusToPublicStatus(returnCode); 20447 switch (status) { 20448 case PackageInstaller.STATUS_SUCCESS: 20449 mMoveCallbacks.notifyStatusChanged(moveId, 20450 PackageManager.MOVE_SUCCEEDED); 20451 break; 20452 case PackageInstaller.STATUS_FAILURE_STORAGE: 20453 mMoveCallbacks.notifyStatusChanged(moveId, 20454 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 20455 break; 20456 default: 20457 mMoveCallbacks.notifyStatusChanged(moveId, 20458 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20459 break; 20460 } 20461 } 20462 }; 20463 20464 final MoveInfo move; 20465 if (moveCompleteApp) { 20466 // Kick off a thread to report progress estimates 20467 new Thread() { 20468 @Override 20469 public void run() { 20470 while (true) { 20471 try { 20472 if (installedLatch.await(1, TimeUnit.SECONDS)) { 20473 break; 20474 } 20475 } catch (InterruptedException ignored) { 20476 } 20477 20478 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 20479 final int progress = 10 + (int) MathUtils.constrain( 20480 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 20481 mMoveCallbacks.notifyStatusChanged(moveId, progress); 20482 } 20483 } 20484 }.start(); 20485 20486 final String dataAppName = codeFile.getName(); 20487 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 20488 dataAppName, appId, seinfo, targetSdkVersion); 20489 } else { 20490 move = null; 20491 } 20492 20493 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 20494 20495 final Message msg = mHandler.obtainMessage(INIT_COPY); 20496 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 20497 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 20498 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 20499 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/); 20500 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 20501 msg.obj = params; 20502 20503 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 20504 System.identityHashCode(msg.obj)); 20505 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 20506 System.identityHashCode(msg.obj)); 20507 20508 mHandler.sendMessage(msg); 20509 } 20510 20511 @Override 20512 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 20513 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20514 20515 final int realMoveId = mNextMoveId.getAndIncrement(); 20516 final Bundle extras = new Bundle(); 20517 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 20518 mMoveCallbacks.notifyCreated(realMoveId, extras); 20519 20520 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 20521 @Override 20522 public void onCreated(int moveId, Bundle extras) { 20523 // Ignored 20524 } 20525 20526 @Override 20527 public void onStatusChanged(int moveId, int status, long estMillis) { 20528 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 20529 } 20530 }; 20531 20532 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20533 storage.setPrimaryStorageUuid(volumeUuid, callback); 20534 return realMoveId; 20535 } 20536 20537 @Override 20538 public int getMoveStatus(int moveId) { 20539 mContext.enforceCallingOrSelfPermission( 20540 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20541 return mMoveCallbacks.mLastStatus.get(moveId); 20542 } 20543 20544 @Override 20545 public void registerMoveCallback(IPackageMoveObserver callback) { 20546 mContext.enforceCallingOrSelfPermission( 20547 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20548 mMoveCallbacks.register(callback); 20549 } 20550 20551 @Override 20552 public void unregisterMoveCallback(IPackageMoveObserver callback) { 20553 mContext.enforceCallingOrSelfPermission( 20554 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20555 mMoveCallbacks.unregister(callback); 20556 } 20557 20558 @Override 20559 public boolean setInstallLocation(int loc) { 20560 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 20561 null); 20562 if (getInstallLocation() == loc) { 20563 return true; 20564 } 20565 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 20566 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 20567 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 20568 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 20569 return true; 20570 } 20571 return false; 20572 } 20573 20574 @Override 20575 public int getInstallLocation() { 20576 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 20577 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 20578 PackageHelper.APP_INSTALL_AUTO); 20579 } 20580 20581 /** Called by UserManagerService */ 20582 void cleanUpUser(UserManagerService userManager, int userHandle) { 20583 synchronized (mPackages) { 20584 mDirtyUsers.remove(userHandle); 20585 mUserNeedsBadging.delete(userHandle); 20586 mSettings.removeUserLPw(userHandle); 20587 mPendingBroadcasts.remove(userHandle); 20588 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 20589 removeUnusedPackagesLPw(userManager, userHandle); 20590 } 20591 } 20592 20593 /** 20594 * We're removing userHandle and would like to remove any downloaded packages 20595 * that are no longer in use by any other user. 20596 * @param userHandle the user being removed 20597 */ 20598 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 20599 final boolean DEBUG_CLEAN_APKS = false; 20600 int [] users = userManager.getUserIds(); 20601 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 20602 while (psit.hasNext()) { 20603 PackageSetting ps = psit.next(); 20604 if (ps.pkg == null) { 20605 continue; 20606 } 20607 final String packageName = ps.pkg.packageName; 20608 // Skip over if system app 20609 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 20610 continue; 20611 } 20612 if (DEBUG_CLEAN_APKS) { 20613 Slog.i(TAG, "Checking package " + packageName); 20614 } 20615 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 20616 if (keep) { 20617 if (DEBUG_CLEAN_APKS) { 20618 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 20619 } 20620 } else { 20621 for (int i = 0; i < users.length; i++) { 20622 if (users[i] != userHandle && ps.getInstalled(users[i])) { 20623 keep = true; 20624 if (DEBUG_CLEAN_APKS) { 20625 Slog.i(TAG, " Keeping package " + packageName + " for user " 20626 + users[i]); 20627 } 20628 break; 20629 } 20630 } 20631 } 20632 if (!keep) { 20633 if (DEBUG_CLEAN_APKS) { 20634 Slog.i(TAG, " Removing package " + packageName); 20635 } 20636 mHandler.post(new Runnable() { 20637 public void run() { 20638 deletePackageX(packageName, userHandle, 0); 20639 } //end run 20640 }); 20641 } 20642 } 20643 } 20644 20645 /** Called by UserManagerService */ 20646 void createNewUser(int userId) { 20647 synchronized (mInstallLock) { 20648 mSettings.createNewUserLI(this, mInstaller, userId); 20649 } 20650 synchronized (mPackages) { 20651 scheduleWritePackageRestrictionsLocked(userId); 20652 scheduleWritePackageListLocked(userId); 20653 applyFactoryDefaultBrowserLPw(userId); 20654 primeDomainVerificationsLPw(userId); 20655 } 20656 } 20657 20658 void onNewUserCreated(final int userId) { 20659 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20660 // If permission review for legacy apps is required, we represent 20661 // dagerous permissions for such apps as always granted runtime 20662 // permissions to keep per user flag state whether review is needed. 20663 // Hence, if a new user is added we have to propagate dangerous 20664 // permission grants for these legacy apps. 20665 if (mPermissionReviewRequired || Build.PERMISSIONS_REVIEW_REQUIRED) { 20666 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 20667 | UPDATE_PERMISSIONS_REPLACE_ALL); 20668 } 20669 } 20670 20671 @Override 20672 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 20673 mContext.enforceCallingOrSelfPermission( 20674 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 20675 "Only package verification agents can read the verifier device identity"); 20676 20677 synchronized (mPackages) { 20678 return mSettings.getVerifierDeviceIdentityLPw(); 20679 } 20680 } 20681 20682 @Override 20683 public void setPermissionEnforced(String permission, boolean enforced) { 20684 // TODO: Now that we no longer change GID for storage, this should to away. 20685 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 20686 "setPermissionEnforced"); 20687 if (READ_EXTERNAL_STORAGE.equals(permission)) { 20688 synchronized (mPackages) { 20689 if (mSettings.mReadExternalStorageEnforced == null 20690 || mSettings.mReadExternalStorageEnforced != enforced) { 20691 mSettings.mReadExternalStorageEnforced = enforced; 20692 mSettings.writeLPr(); 20693 } 20694 } 20695 // kill any non-foreground processes so we restart them and 20696 // grant/revoke the GID. 20697 final IActivityManager am = ActivityManagerNative.getDefault(); 20698 if (am != null) { 20699 final long token = Binder.clearCallingIdentity(); 20700 try { 20701 am.killProcessesBelowForeground("setPermissionEnforcement"); 20702 } catch (RemoteException e) { 20703 } finally { 20704 Binder.restoreCallingIdentity(token); 20705 } 20706 } 20707 } else { 20708 throw new IllegalArgumentException("No selective enforcement for " + permission); 20709 } 20710 } 20711 20712 @Override 20713 @Deprecated 20714 public boolean isPermissionEnforced(String permission) { 20715 return true; 20716 } 20717 20718 @Override 20719 public boolean isStorageLow() { 20720 final long token = Binder.clearCallingIdentity(); 20721 try { 20722 final DeviceStorageMonitorInternal 20723 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 20724 if (dsm != null) { 20725 return dsm.isMemoryLow(); 20726 } else { 20727 return false; 20728 } 20729 } finally { 20730 Binder.restoreCallingIdentity(token); 20731 } 20732 } 20733 20734 @Override 20735 public IPackageInstaller getPackageInstaller() { 20736 return mInstallerService; 20737 } 20738 20739 private boolean userNeedsBadging(int userId) { 20740 int index = mUserNeedsBadging.indexOfKey(userId); 20741 if (index < 0) { 20742 final UserInfo userInfo; 20743 final long token = Binder.clearCallingIdentity(); 20744 try { 20745 userInfo = sUserManager.getUserInfo(userId); 20746 } finally { 20747 Binder.restoreCallingIdentity(token); 20748 } 20749 final boolean b; 20750 if (userInfo != null && userInfo.isManagedProfile()) { 20751 b = true; 20752 } else { 20753 b = false; 20754 } 20755 mUserNeedsBadging.put(userId, b); 20756 return b; 20757 } 20758 return mUserNeedsBadging.valueAt(index); 20759 } 20760 20761 @Override 20762 public KeySet getKeySetByAlias(String packageName, String alias) { 20763 if (packageName == null || alias == null) { 20764 return null; 20765 } 20766 synchronized(mPackages) { 20767 final PackageParser.Package pkg = mPackages.get(packageName); 20768 if (pkg == null) { 20769 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20770 throw new IllegalArgumentException("Unknown package: " + packageName); 20771 } 20772 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20773 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 20774 } 20775 } 20776 20777 @Override 20778 public KeySet getSigningKeySet(String packageName) { 20779 if (packageName == null) { 20780 return null; 20781 } 20782 synchronized(mPackages) { 20783 final PackageParser.Package pkg = mPackages.get(packageName); 20784 if (pkg == null) { 20785 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20786 throw new IllegalArgumentException("Unknown package: " + packageName); 20787 } 20788 if (pkg.applicationInfo.uid != Binder.getCallingUid() 20789 && Process.SYSTEM_UID != Binder.getCallingUid()) { 20790 throw new SecurityException("May not access signing KeySet of other apps."); 20791 } 20792 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20793 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 20794 } 20795 } 20796 20797 @Override 20798 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 20799 if (packageName == null || ks == null) { 20800 return false; 20801 } 20802 synchronized(mPackages) { 20803 final PackageParser.Package pkg = mPackages.get(packageName); 20804 if (pkg == null) { 20805 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20806 throw new IllegalArgumentException("Unknown package: " + packageName); 20807 } 20808 IBinder ksh = ks.getToken(); 20809 if (ksh instanceof KeySetHandle) { 20810 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20811 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 20812 } 20813 return false; 20814 } 20815 } 20816 20817 @Override 20818 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 20819 if (packageName == null || ks == null) { 20820 return false; 20821 } 20822 synchronized(mPackages) { 20823 final PackageParser.Package pkg = mPackages.get(packageName); 20824 if (pkg == null) { 20825 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20826 throw new IllegalArgumentException("Unknown package: " + packageName); 20827 } 20828 IBinder ksh = ks.getToken(); 20829 if (ksh instanceof KeySetHandle) { 20830 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20831 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 20832 } 20833 return false; 20834 } 20835 } 20836 20837 private void deletePackageIfUnusedLPr(final String packageName) { 20838 PackageSetting ps = mSettings.mPackages.get(packageName); 20839 if (ps == null) { 20840 return; 20841 } 20842 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 20843 // TODO Implement atomic delete if package is unused 20844 // It is currently possible that the package will be deleted even if it is installed 20845 // after this method returns. 20846 mHandler.post(new Runnable() { 20847 public void run() { 20848 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 20849 } 20850 }); 20851 } 20852 } 20853 20854 /** 20855 * Check and throw if the given before/after packages would be considered a 20856 * downgrade. 20857 */ 20858 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 20859 throws PackageManagerException { 20860 if (after.versionCode < before.mVersionCode) { 20861 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20862 "Update version code " + after.versionCode + " is older than current " 20863 + before.mVersionCode); 20864 } else if (after.versionCode == before.mVersionCode) { 20865 if (after.baseRevisionCode < before.baseRevisionCode) { 20866 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20867 "Update base revision code " + after.baseRevisionCode 20868 + " is older than current " + before.baseRevisionCode); 20869 } 20870 20871 if (!ArrayUtils.isEmpty(after.splitNames)) { 20872 for (int i = 0; i < after.splitNames.length; i++) { 20873 final String splitName = after.splitNames[i]; 20874 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 20875 if (j != -1) { 20876 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 20877 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20878 "Update split " + splitName + " revision code " 20879 + after.splitRevisionCodes[i] + " is older than current " 20880 + before.splitRevisionCodes[j]); 20881 } 20882 } 20883 } 20884 } 20885 } 20886 } 20887 20888 private static class MoveCallbacks extends Handler { 20889 private static final int MSG_CREATED = 1; 20890 private static final int MSG_STATUS_CHANGED = 2; 20891 20892 private final RemoteCallbackList<IPackageMoveObserver> 20893 mCallbacks = new RemoteCallbackList<>(); 20894 20895 private final SparseIntArray mLastStatus = new SparseIntArray(); 20896 20897 public MoveCallbacks(Looper looper) { 20898 super(looper); 20899 } 20900 20901 public void register(IPackageMoveObserver callback) { 20902 mCallbacks.register(callback); 20903 } 20904 20905 public void unregister(IPackageMoveObserver callback) { 20906 mCallbacks.unregister(callback); 20907 } 20908 20909 @Override 20910 public void handleMessage(Message msg) { 20911 final SomeArgs args = (SomeArgs) msg.obj; 20912 final int n = mCallbacks.beginBroadcast(); 20913 for (int i = 0; i < n; i++) { 20914 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 20915 try { 20916 invokeCallback(callback, msg.what, args); 20917 } catch (RemoteException ignored) { 20918 } 20919 } 20920 mCallbacks.finishBroadcast(); 20921 args.recycle(); 20922 } 20923 20924 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 20925 throws RemoteException { 20926 switch (what) { 20927 case MSG_CREATED: { 20928 callback.onCreated(args.argi1, (Bundle) args.arg2); 20929 break; 20930 } 20931 case MSG_STATUS_CHANGED: { 20932 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 20933 break; 20934 } 20935 } 20936 } 20937 20938 private void notifyCreated(int moveId, Bundle extras) { 20939 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 20940 20941 final SomeArgs args = SomeArgs.obtain(); 20942 args.argi1 = moveId; 20943 args.arg2 = extras; 20944 obtainMessage(MSG_CREATED, args).sendToTarget(); 20945 } 20946 20947 private void notifyStatusChanged(int moveId, int status) { 20948 notifyStatusChanged(moveId, status, -1); 20949 } 20950 20951 private void notifyStatusChanged(int moveId, int status, long estMillis) { 20952 Slog.v(TAG, "Move " + moveId + " status " + status); 20953 20954 final SomeArgs args = SomeArgs.obtain(); 20955 args.argi1 = moveId; 20956 args.argi2 = status; 20957 args.arg3 = estMillis; 20958 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 20959 20960 synchronized (mLastStatus) { 20961 mLastStatus.put(moveId, status); 20962 } 20963 } 20964 } 20965 20966 private final static class OnPermissionChangeListeners extends Handler { 20967 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 20968 20969 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 20970 new RemoteCallbackList<>(); 20971 20972 public OnPermissionChangeListeners(Looper looper) { 20973 super(looper); 20974 } 20975 20976 @Override 20977 public void handleMessage(Message msg) { 20978 switch (msg.what) { 20979 case MSG_ON_PERMISSIONS_CHANGED: { 20980 final int uid = msg.arg1; 20981 handleOnPermissionsChanged(uid); 20982 } break; 20983 } 20984 } 20985 20986 public void addListenerLocked(IOnPermissionsChangeListener listener) { 20987 mPermissionListeners.register(listener); 20988 20989 } 20990 20991 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 20992 mPermissionListeners.unregister(listener); 20993 } 20994 20995 public void onPermissionsChanged(int uid) { 20996 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 20997 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 20998 } 20999 } 21000 21001 private void handleOnPermissionsChanged(int uid) { 21002 final int count = mPermissionListeners.beginBroadcast(); 21003 try { 21004 for (int i = 0; i < count; i++) { 21005 IOnPermissionsChangeListener callback = mPermissionListeners 21006 .getBroadcastItem(i); 21007 try { 21008 callback.onPermissionsChanged(uid); 21009 } catch (RemoteException e) { 21010 Log.e(TAG, "Permission listener is dead", e); 21011 } 21012 } 21013 } finally { 21014 mPermissionListeners.finishBroadcast(); 21015 } 21016 } 21017 } 21018 21019 private class PackageManagerInternalImpl extends PackageManagerInternal { 21020 @Override 21021 public void setLocationPackagesProvider(PackagesProvider provider) { 21022 synchronized (mPackages) { 21023 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 21024 } 21025 } 21026 21027 @Override 21028 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 21029 synchronized (mPackages) { 21030 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 21031 } 21032 } 21033 21034 @Override 21035 public void setSmsAppPackagesProvider(PackagesProvider provider) { 21036 synchronized (mPackages) { 21037 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 21038 } 21039 } 21040 21041 @Override 21042 public void setDialerAppPackagesProvider(PackagesProvider provider) { 21043 synchronized (mPackages) { 21044 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 21045 } 21046 } 21047 21048 @Override 21049 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 21050 synchronized (mPackages) { 21051 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 21052 } 21053 } 21054 21055 @Override 21056 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 21057 synchronized (mPackages) { 21058 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 21059 } 21060 } 21061 21062 @Override 21063 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 21064 synchronized (mPackages) { 21065 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 21066 packageName, userId); 21067 } 21068 } 21069 21070 @Override 21071 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 21072 synchronized (mPackages) { 21073 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 21074 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 21075 packageName, userId); 21076 } 21077 } 21078 21079 @Override 21080 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 21081 synchronized (mPackages) { 21082 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 21083 packageName, userId); 21084 } 21085 } 21086 21087 @Override 21088 public void setKeepUninstalledPackages(final List<String> packageList) { 21089 Preconditions.checkNotNull(packageList); 21090 List<String> removedFromList = null; 21091 synchronized (mPackages) { 21092 if (mKeepUninstalledPackages != null) { 21093 final int packagesCount = mKeepUninstalledPackages.size(); 21094 for (int i = 0; i < packagesCount; i++) { 21095 String oldPackage = mKeepUninstalledPackages.get(i); 21096 if (packageList != null && packageList.contains(oldPackage)) { 21097 continue; 21098 } 21099 if (removedFromList == null) { 21100 removedFromList = new ArrayList<>(); 21101 } 21102 removedFromList.add(oldPackage); 21103 } 21104 } 21105 mKeepUninstalledPackages = new ArrayList<>(packageList); 21106 if (removedFromList != null) { 21107 final int removedCount = removedFromList.size(); 21108 for (int i = 0; i < removedCount; i++) { 21109 deletePackageIfUnusedLPr(removedFromList.get(i)); 21110 } 21111 } 21112 } 21113 } 21114 21115 @Override 21116 public boolean isPermissionsReviewRequired(String packageName, int userId) { 21117 synchronized (mPackages) { 21118 // If we do not support permission review, done. 21119 if (!mPermissionReviewRequired && !Build.PERMISSIONS_REVIEW_REQUIRED) { 21120 return false; 21121 } 21122 21123 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 21124 if (packageSetting == null) { 21125 return false; 21126 } 21127 21128 // Permission review applies only to apps not supporting the new permission model. 21129 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 21130 return false; 21131 } 21132 21133 // Legacy apps have the permission and get user consent on launch. 21134 PermissionsState permissionsState = packageSetting.getPermissionsState(); 21135 return permissionsState.isPermissionReviewRequired(userId); 21136 } 21137 } 21138 21139 @Override 21140 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 21141 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 21142 } 21143 21144 @Override 21145 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 21146 int userId) { 21147 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 21148 } 21149 21150 @Override 21151 public void setDeviceAndProfileOwnerPackages( 21152 int deviceOwnerUserId, String deviceOwnerPackage, 21153 SparseArray<String> profileOwnerPackages) { 21154 mProtectedPackages.setDeviceAndProfileOwnerPackages( 21155 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 21156 } 21157 21158 @Override 21159 public boolean isPackageDataProtected(int userId, String packageName) { 21160 return mProtectedPackages.isPackageDataProtected(userId, packageName); 21161 } 21162 21163 @Override 21164 public boolean wasPackageEverLaunched(String packageName, int userId) { 21165 synchronized (mPackages) { 21166 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 21167 } 21168 } 21169 } 21170 21171 @Override 21172 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 21173 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 21174 synchronized (mPackages) { 21175 final long identity = Binder.clearCallingIdentity(); 21176 try { 21177 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 21178 packageNames, userId); 21179 } finally { 21180 Binder.restoreCallingIdentity(identity); 21181 } 21182 } 21183 } 21184 21185 @Override 21186 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 21187 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 21188 synchronized (mPackages) { 21189 final long identity = Binder.clearCallingIdentity(); 21190 try { 21191 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 21192 packageNames, userId); 21193 } finally { 21194 Binder.restoreCallingIdentity(identity); 21195 } 21196 } 21197 } 21198 21199 private static void enforceSystemOrPhoneCaller(String tag) { 21200 int callingUid = Binder.getCallingUid(); 21201 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 21202 throw new SecurityException( 21203 "Cannot call " + tag + " from UID " + callingUid); 21204 } 21205 } 21206 21207 boolean isHistoricalPackageUsageAvailable() { 21208 return mPackageUsage.isHistoricalPackageUsageAvailable(); 21209 } 21210 21211 /** 21212 * Return a <b>copy</b> of the collection of packages known to the package manager. 21213 * @return A copy of the values of mPackages. 21214 */ 21215 Collection<PackageParser.Package> getPackages() { 21216 synchronized (mPackages) { 21217 return new ArrayList<>(mPackages.values()); 21218 } 21219 } 21220 21221 /** 21222 * Logs process start information (including base APK hash) to the security log. 21223 * @hide 21224 */ 21225 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 21226 String apkFile, int pid) { 21227 if (!SecurityLog.isLoggingEnabled()) { 21228 return; 21229 } 21230 Bundle data = new Bundle(); 21231 data.putLong("startTimestamp", System.currentTimeMillis()); 21232 data.putString("processName", processName); 21233 data.putInt("uid", uid); 21234 data.putString("seinfo", seinfo); 21235 data.putString("apkFile", apkFile); 21236 data.putInt("pid", pid); 21237 Message msg = mProcessLoggingHandler.obtainMessage( 21238 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 21239 msg.setData(data); 21240 mProcessLoggingHandler.sendMessage(msg); 21241 } 21242 21243 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 21244 return mCompilerStats.getPackageStats(pkgName); 21245 } 21246 21247 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 21248 return getOrCreateCompilerPackageStats(pkg.packageName); 21249 } 21250 21251 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 21252 return mCompilerStats.getOrCreatePackageStats(pkgName); 21253 } 21254 21255 public void deleteCompilerPackageStats(String pkgName) { 21256 mCompilerStats.deletePackageStats(pkgName); 21257 } 21258} 21259