PackageManagerService.java revision 2d7576b082b84068fb9d68419b710b9bec49139b
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.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 45import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 46import static android.content.pm.PackageParser.isApkFile; 47import static android.os.Process.PACKAGE_INFO_GID; 48import static android.os.Process.SYSTEM_UID; 49import static android.system.OsConstants.O_CREAT; 50import static android.system.OsConstants.O_RDWR; 51import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 52import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 53import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 54import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 55import static com.android.internal.util.ArrayUtils.appendInt; 56import static com.android.internal.util.ArrayUtils.removeInt; 57 58import android.util.ArrayMap; 59 60import com.android.internal.R; 61import com.android.internal.app.IMediaContainerService; 62import com.android.internal.app.ResolverActivity; 63import com.android.internal.content.NativeLibraryHelper; 64import com.android.internal.content.PackageHelper; 65import com.android.internal.os.IParcelFileDescriptorFactory; 66import com.android.internal.util.ArrayUtils; 67import com.android.internal.util.FastPrintWriter; 68import com.android.internal.util.FastXmlSerializer; 69import com.android.internal.util.IndentingPrintWriter; 70import com.android.server.EventLogTags; 71import com.android.server.IntentResolver; 72import com.android.server.LocalServices; 73import com.android.server.ServiceThread; 74import com.android.server.SystemConfig; 75import com.android.server.Watchdog; 76import com.android.server.pm.Settings.DatabaseVersion; 77import com.android.server.storage.DeviceStorageMonitorInternal; 78 79import org.xmlpull.v1.XmlSerializer; 80 81import android.app.ActivityManager; 82import android.app.ActivityManagerNative; 83import android.app.IActivityManager; 84import android.app.admin.IDevicePolicyManager; 85import android.app.backup.IBackupManager; 86import android.content.BroadcastReceiver; 87import android.content.ComponentName; 88import android.content.Context; 89import android.content.IIntentReceiver; 90import android.content.Intent; 91import android.content.IntentFilter; 92import android.content.IntentSender; 93import android.content.IntentSender.SendIntentException; 94import android.content.ServiceConnection; 95import android.content.pm.ActivityInfo; 96import android.content.pm.ApplicationInfo; 97import android.content.pm.FeatureInfo; 98import android.content.pm.IPackageDataObserver; 99import android.content.pm.IPackageDeleteObserver; 100import android.content.pm.IPackageDeleteObserver2; 101import android.content.pm.IPackageInstallObserver2; 102import android.content.pm.IPackageInstaller; 103import android.content.pm.IPackageManager; 104import android.content.pm.IPackageMoveObserver; 105import android.content.pm.IPackageStatsObserver; 106import android.content.pm.InstrumentationInfo; 107import android.content.pm.KeySet; 108import android.content.pm.ManifestDigest; 109import android.content.pm.PackageCleanItem; 110import android.content.pm.PackageInfo; 111import android.content.pm.PackageInfoLite; 112import android.content.pm.PackageInstaller; 113import android.content.pm.PackageManager; 114import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 115import android.content.pm.PackageParser.ActivityIntentInfo; 116import android.content.pm.PackageParser.PackageLite; 117import android.content.pm.PackageParser.PackageParserException; 118import android.content.pm.PackageParser; 119import android.content.pm.PackageStats; 120import android.content.pm.PackageUserState; 121import android.content.pm.ParceledListSlice; 122import android.content.pm.PermissionGroupInfo; 123import android.content.pm.PermissionInfo; 124import android.content.pm.ProviderInfo; 125import android.content.pm.ResolveInfo; 126import android.content.pm.ServiceInfo; 127import android.content.pm.Signature; 128import android.content.pm.UserInfo; 129import android.content.pm.VerificationParams; 130import android.content.pm.VerifierDeviceIdentity; 131import android.content.pm.VerifierInfo; 132import android.content.res.Resources; 133import android.hardware.display.DisplayManager; 134import android.net.Uri; 135import android.os.Binder; 136import android.os.Build; 137import android.os.Bundle; 138import android.os.Environment; 139import android.os.Environment.UserEnvironment; 140import android.os.storage.StorageManager; 141import android.os.Debug; 142import android.os.FileUtils; 143import android.os.Handler; 144import android.os.IBinder; 145import android.os.Looper; 146import android.os.Message; 147import android.os.Parcel; 148import android.os.ParcelFileDescriptor; 149import android.os.Process; 150import android.os.RemoteException; 151import android.os.SELinux; 152import android.os.ServiceManager; 153import android.os.SystemClock; 154import android.os.SystemProperties; 155import android.os.UserHandle; 156import android.os.UserManager; 157import android.security.KeyStore; 158import android.security.SystemKeyStore; 159import android.system.ErrnoException; 160import android.system.Os; 161import android.system.StructStat; 162import android.text.TextUtils; 163import android.util.ArraySet; 164import android.util.AtomicFile; 165import android.util.DisplayMetrics; 166import android.util.EventLog; 167import android.util.ExceptionUtils; 168import android.util.Log; 169import android.util.LogPrinter; 170import android.util.PrintStreamPrinter; 171import android.util.Slog; 172import android.util.SparseArray; 173import android.util.SparseBooleanArray; 174import android.view.Display; 175 176import java.io.BufferedInputStream; 177import java.io.BufferedOutputStream; 178import java.io.File; 179import java.io.FileDescriptor; 180import java.io.FileInputStream; 181import java.io.FileNotFoundException; 182import java.io.FileOutputStream; 183import java.io.FilenameFilter; 184import java.io.IOException; 185import java.io.InputStream; 186import java.io.PrintWriter; 187import java.nio.charset.StandardCharsets; 188import java.security.NoSuchAlgorithmException; 189import java.security.PublicKey; 190import java.security.cert.CertificateEncodingException; 191import java.security.cert.CertificateException; 192import java.text.SimpleDateFormat; 193import java.util.ArrayList; 194import java.util.Arrays; 195import java.util.Collection; 196import java.util.Collections; 197import java.util.Comparator; 198import java.util.Date; 199import java.util.HashMap; 200import java.util.HashSet; 201import java.util.Iterator; 202import java.util.List; 203import java.util.Map; 204import java.util.Objects; 205import java.util.Set; 206import java.util.concurrent.atomic.AtomicBoolean; 207import java.util.concurrent.atomic.AtomicLong; 208 209import dalvik.system.DexFile; 210import dalvik.system.StaleDexCacheError; 211import dalvik.system.VMRuntime; 212 213import libcore.io.IoUtils; 214import libcore.util.EmptyArray; 215 216/** 217 * Keep track of all those .apks everywhere. 218 * 219 * This is very central to the platform's security; please run the unit 220 * tests whenever making modifications here: 221 * 222mmm frameworks/base/tests/AndroidTests 223adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 224adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 225 * 226 * {@hide} 227 */ 228public class PackageManagerService extends IPackageManager.Stub { 229 static final String TAG = "PackageManager"; 230 static final boolean DEBUG_SETTINGS = false; 231 static final boolean DEBUG_PREFERRED = false; 232 static final boolean DEBUG_UPGRADE = false; 233 private static final boolean DEBUG_INSTALL = false; 234 private static final boolean DEBUG_REMOVE = false; 235 private static final boolean DEBUG_BROADCASTS = false; 236 private static final boolean DEBUG_SHOW_INFO = false; 237 private static final boolean DEBUG_PACKAGE_INFO = false; 238 private static final boolean DEBUG_INTENT_MATCHING = false; 239 private static final boolean DEBUG_PACKAGE_SCANNING = false; 240 private static final boolean DEBUG_VERIFY = false; 241 private static final boolean DEBUG_DEXOPT = false; 242 private static final boolean DEBUG_ABI_SELECTION = false; 243 244 private static final int RADIO_UID = Process.PHONE_UID; 245 private static final int LOG_UID = Process.LOG_UID; 246 private static final int NFC_UID = Process.NFC_UID; 247 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 248 private static final int SHELL_UID = Process.SHELL_UID; 249 250 // Cap the size of permission trees that 3rd party apps can define 251 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 252 253 // Suffix used during package installation when copying/moving 254 // package apks to install directory. 255 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 256 257 static final int SCAN_NO_DEX = 1<<1; 258 static final int SCAN_FORCE_DEX = 1<<2; 259 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 260 static final int SCAN_NEW_INSTALL = 1<<4; 261 static final int SCAN_NO_PATHS = 1<<5; 262 static final int SCAN_UPDATE_TIME = 1<<6; 263 static final int SCAN_DEFER_DEX = 1<<7; 264 static final int SCAN_BOOTING = 1<<8; 265 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 266 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 267 static final int SCAN_REPLACING = 1<<11; 268 269 static final int REMOVE_CHATTY = 1<<16; 270 271 /** 272 * Timeout (in milliseconds) after which the watchdog should declare that 273 * our handler thread is wedged. The usual default for such things is one 274 * minute but we sometimes do very lengthy I/O operations on this thread, 275 * such as installing multi-gigabyte applications, so ours needs to be longer. 276 */ 277 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 278 279 /** 280 * Whether verification is enabled by default. 281 */ 282 private static final boolean DEFAULT_VERIFY_ENABLE = true; 283 284 /** 285 * The default maximum time to wait for the verification agent to return in 286 * milliseconds. 287 */ 288 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 289 290 /** 291 * The default response for package verification timeout. 292 * 293 * This can be either PackageManager.VERIFICATION_ALLOW or 294 * PackageManager.VERIFICATION_REJECT. 295 */ 296 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 297 298 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 299 300 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 301 DEFAULT_CONTAINER_PACKAGE, 302 "com.android.defcontainer.DefaultContainerService"); 303 304 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 305 306 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 307 308 private static String sPreferredInstructionSet; 309 310 final ServiceThread mHandlerThread; 311 312 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 313 private static final String IDMAP_SUFFIX = "@idmap"; 314 315 final PackageHandler mHandler; 316 317 /** 318 * Messages for {@link #mHandler} that need to wait for system ready before 319 * being dispatched. 320 */ 321 private ArrayList<Message> mPostSystemReadyMessages; 322 323 final int mSdkVersion = Build.VERSION.SDK_INT; 324 325 final Context mContext; 326 final boolean mFactoryTest; 327 final boolean mOnlyCore; 328 final boolean mLazyDexOpt; 329 final DisplayMetrics mMetrics; 330 final int mDefParseFlags; 331 final String[] mSeparateProcesses; 332 333 // This is where all application persistent data goes. 334 final File mAppDataDir; 335 336 // This is where all application persistent data goes for secondary users. 337 final File mUserAppDataDir; 338 339 /** The location for ASEC container files on internal storage. */ 340 final String mAsecInternalPath; 341 342 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 343 // LOCK HELD. Can be called with mInstallLock held. 344 final Installer mInstaller; 345 346 /** Directory where installed third-party apps stored */ 347 final File mAppInstallDir; 348 349 /** 350 * Directory to which applications installed internally have their 351 * 32 bit native libraries copied. 352 */ 353 private File mAppLib32InstallDir; 354 355 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 356 // apps. 357 final File mDrmAppPrivateInstallDir; 358 359 // ---------------------------------------------------------------- 360 361 // Lock for state used when installing and doing other long running 362 // operations. Methods that must be called with this lock held have 363 // the suffix "LI". 364 final Object mInstallLock = new Object(); 365 366 // ---------------------------------------------------------------- 367 368 // Keys are String (package name), values are Package. This also serves 369 // as the lock for the global state. Methods that must be called with 370 // this lock held have the prefix "LP". 371 final HashMap<String, PackageParser.Package> mPackages = 372 new HashMap<String, PackageParser.Package>(); 373 374 // Tracks available target package names -> overlay package paths. 375 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 376 new HashMap<String, HashMap<String, PackageParser.Package>>(); 377 378 final Settings mSettings; 379 boolean mRestoredSettings; 380 381 // System configuration read by SystemConfig. 382 final int[] mGlobalGids; 383 final SparseArray<HashSet<String>> mSystemPermissions; 384 final HashMap<String, FeatureInfo> mAvailableFeatures; 385 386 // If mac_permissions.xml was found for seinfo labeling. 387 boolean mFoundPolicyFile; 388 389 // If a recursive restorecon of /data/data/<pkg> is needed. 390 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 391 392 public static final class SharedLibraryEntry { 393 public final String path; 394 public final String apk; 395 396 SharedLibraryEntry(String _path, String _apk) { 397 path = _path; 398 apk = _apk; 399 } 400 } 401 402 // Currently known shared libraries. 403 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 404 new HashMap<String, SharedLibraryEntry>(); 405 406 // All available activities, for your resolving pleasure. 407 final ActivityIntentResolver mActivities = 408 new ActivityIntentResolver(); 409 410 // All available receivers, for your resolving pleasure. 411 final ActivityIntentResolver mReceivers = 412 new ActivityIntentResolver(); 413 414 // All available services, for your resolving pleasure. 415 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 416 417 // All available providers, for your resolving pleasure. 418 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 419 420 // Mapping from provider base names (first directory in content URI codePath) 421 // to the provider information. 422 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 423 new HashMap<String, PackageParser.Provider>(); 424 425 // Mapping from instrumentation class names to info about them. 426 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 427 new HashMap<ComponentName, PackageParser.Instrumentation>(); 428 429 // Mapping from permission names to info about them. 430 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 431 new HashMap<String, PackageParser.PermissionGroup>(); 432 433 // Packages whose data we have transfered into another package, thus 434 // should no longer exist. 435 final HashSet<String> mTransferedPackages = new HashSet<String>(); 436 437 // Broadcast actions that are only available to the system. 438 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 439 440 /** List of packages waiting for verification. */ 441 final SparseArray<PackageVerificationState> mPendingVerification 442 = new SparseArray<PackageVerificationState>(); 443 444 /** Set of packages associated with each app op permission. */ 445 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 446 447 final PackageInstallerService mInstallerService; 448 449 HashSet<PackageParser.Package> mDeferredDexOpt = null; 450 451 // Cache of users who need badging. 452 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 453 454 /** Token for keys in mPendingVerification. */ 455 private int mPendingVerificationToken = 0; 456 457 volatile boolean mSystemReady; 458 volatile boolean mSafeMode; 459 volatile boolean mHasSystemUidErrors; 460 461 ApplicationInfo mAndroidApplication; 462 final ActivityInfo mResolveActivity = new ActivityInfo(); 463 final ResolveInfo mResolveInfo = new ResolveInfo(); 464 ComponentName mResolveComponentName; 465 PackageParser.Package mPlatformPackage; 466 ComponentName mCustomResolverComponentName; 467 468 boolean mResolverReplaced = false; 469 470 // Set of pending broadcasts for aggregating enable/disable of components. 471 static class PendingPackageBroadcasts { 472 // for each user id, a map of <package name -> components within that package> 473 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 474 475 public PendingPackageBroadcasts() { 476 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 477 } 478 479 public ArrayList<String> get(int userId, String packageName) { 480 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 481 return packages.get(packageName); 482 } 483 484 public void put(int userId, String packageName, ArrayList<String> components) { 485 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 486 packages.put(packageName, components); 487 } 488 489 public void remove(int userId, String packageName) { 490 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 491 if (packages != null) { 492 packages.remove(packageName); 493 } 494 } 495 496 public void remove(int userId) { 497 mUidMap.remove(userId); 498 } 499 500 public int userIdCount() { 501 return mUidMap.size(); 502 } 503 504 public int userIdAt(int n) { 505 return mUidMap.keyAt(n); 506 } 507 508 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 509 return mUidMap.get(userId); 510 } 511 512 public int size() { 513 // total number of pending broadcast entries across all userIds 514 int num = 0; 515 for (int i = 0; i< mUidMap.size(); i++) { 516 num += mUidMap.valueAt(i).size(); 517 } 518 return num; 519 } 520 521 public void clear() { 522 mUidMap.clear(); 523 } 524 525 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 526 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 527 if (map == null) { 528 map = new HashMap<String, ArrayList<String>>(); 529 mUidMap.put(userId, map); 530 } 531 return map; 532 } 533 } 534 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 535 536 // Service Connection to remote media container service to copy 537 // package uri's from external media onto secure containers 538 // or internal storage. 539 private IMediaContainerService mContainerService = null; 540 541 static final int SEND_PENDING_BROADCAST = 1; 542 static final int MCS_BOUND = 3; 543 static final int END_COPY = 4; 544 static final int INIT_COPY = 5; 545 static final int MCS_UNBIND = 6; 546 static final int START_CLEANING_PACKAGE = 7; 547 static final int FIND_INSTALL_LOC = 8; 548 static final int POST_INSTALL = 9; 549 static final int MCS_RECONNECT = 10; 550 static final int MCS_GIVE_UP = 11; 551 static final int UPDATED_MEDIA_STATUS = 12; 552 static final int WRITE_SETTINGS = 13; 553 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 554 static final int PACKAGE_VERIFIED = 15; 555 static final int CHECK_PENDING_VERIFICATION = 16; 556 557 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 558 559 // Delay time in millisecs 560 static final int BROADCAST_DELAY = 10 * 1000; 561 562 static UserManagerService sUserManager; 563 564 // Stores a list of users whose package restrictions file needs to be updated 565 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 566 567 final private DefaultContainerConnection mDefContainerConn = 568 new DefaultContainerConnection(); 569 class DefaultContainerConnection implements ServiceConnection { 570 public void onServiceConnected(ComponentName name, IBinder service) { 571 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 572 IMediaContainerService imcs = 573 IMediaContainerService.Stub.asInterface(service); 574 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 575 } 576 577 public void onServiceDisconnected(ComponentName name) { 578 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 579 } 580 }; 581 582 // Recordkeeping of restore-after-install operations that are currently in flight 583 // between the Package Manager and the Backup Manager 584 class PostInstallData { 585 public InstallArgs args; 586 public PackageInstalledInfo res; 587 588 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 589 args = _a; 590 res = _r; 591 } 592 }; 593 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 594 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 595 596 private final String mRequiredVerifierPackage; 597 598 private final PackageUsage mPackageUsage = new PackageUsage(); 599 600 private class PackageUsage { 601 private static final int WRITE_INTERVAL 602 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 603 604 private final Object mFileLock = new Object(); 605 private final AtomicLong mLastWritten = new AtomicLong(0); 606 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 607 608 private boolean mIsHistoricalPackageUsageAvailable = true; 609 610 boolean isHistoricalPackageUsageAvailable() { 611 return mIsHistoricalPackageUsageAvailable; 612 } 613 614 void write(boolean force) { 615 if (force) { 616 writeInternal(); 617 return; 618 } 619 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 620 && !DEBUG_DEXOPT) { 621 return; 622 } 623 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 624 new Thread("PackageUsage_DiskWriter") { 625 @Override 626 public void run() { 627 try { 628 writeInternal(); 629 } finally { 630 mBackgroundWriteRunning.set(false); 631 } 632 } 633 }.start(); 634 } 635 } 636 637 private void writeInternal() { 638 synchronized (mPackages) { 639 synchronized (mFileLock) { 640 AtomicFile file = getFile(); 641 FileOutputStream f = null; 642 try { 643 f = file.startWrite(); 644 BufferedOutputStream out = new BufferedOutputStream(f); 645 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 646 StringBuilder sb = new StringBuilder(); 647 for (PackageParser.Package pkg : mPackages.values()) { 648 if (pkg.mLastPackageUsageTimeInMills == 0) { 649 continue; 650 } 651 sb.setLength(0); 652 sb.append(pkg.packageName); 653 sb.append(' '); 654 sb.append((long)pkg.mLastPackageUsageTimeInMills); 655 sb.append('\n'); 656 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 657 } 658 out.flush(); 659 file.finishWrite(f); 660 } catch (IOException e) { 661 if (f != null) { 662 file.failWrite(f); 663 } 664 Log.e(TAG, "Failed to write package usage times", e); 665 } 666 } 667 } 668 mLastWritten.set(SystemClock.elapsedRealtime()); 669 } 670 671 void readLP() { 672 synchronized (mFileLock) { 673 AtomicFile file = getFile(); 674 BufferedInputStream in = null; 675 try { 676 in = new BufferedInputStream(file.openRead()); 677 StringBuffer sb = new StringBuffer(); 678 while (true) { 679 String packageName = readToken(in, sb, ' '); 680 if (packageName == null) { 681 break; 682 } 683 String timeInMillisString = readToken(in, sb, '\n'); 684 if (timeInMillisString == null) { 685 throw new IOException("Failed to find last usage time for package " 686 + packageName); 687 } 688 PackageParser.Package pkg = mPackages.get(packageName); 689 if (pkg == null) { 690 continue; 691 } 692 long timeInMillis; 693 try { 694 timeInMillis = Long.parseLong(timeInMillisString.toString()); 695 } catch (NumberFormatException e) { 696 throw new IOException("Failed to parse " + timeInMillisString 697 + " as a long.", e); 698 } 699 pkg.mLastPackageUsageTimeInMills = timeInMillis; 700 } 701 } catch (FileNotFoundException expected) { 702 mIsHistoricalPackageUsageAvailable = false; 703 } catch (IOException e) { 704 Log.w(TAG, "Failed to read package usage times", e); 705 } finally { 706 IoUtils.closeQuietly(in); 707 } 708 } 709 mLastWritten.set(SystemClock.elapsedRealtime()); 710 } 711 712 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 713 throws IOException { 714 sb.setLength(0); 715 while (true) { 716 int ch = in.read(); 717 if (ch == -1) { 718 if (sb.length() == 0) { 719 return null; 720 } 721 throw new IOException("Unexpected EOF"); 722 } 723 if (ch == endOfToken) { 724 return sb.toString(); 725 } 726 sb.append((char)ch); 727 } 728 } 729 730 private AtomicFile getFile() { 731 File dataDir = Environment.getDataDirectory(); 732 File systemDir = new File(dataDir, "system"); 733 File fname = new File(systemDir, "package-usage.list"); 734 return new AtomicFile(fname); 735 } 736 } 737 738 class PackageHandler extends Handler { 739 private boolean mBound = false; 740 final ArrayList<HandlerParams> mPendingInstalls = 741 new ArrayList<HandlerParams>(); 742 743 private boolean connectToService() { 744 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 745 " DefaultContainerService"); 746 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 747 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 748 if (mContext.bindServiceAsUser(service, mDefContainerConn, 749 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 750 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 751 mBound = true; 752 return true; 753 } 754 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 755 return false; 756 } 757 758 private void disconnectService() { 759 mContainerService = null; 760 mBound = false; 761 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 762 mContext.unbindService(mDefContainerConn); 763 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 764 } 765 766 PackageHandler(Looper looper) { 767 super(looper); 768 } 769 770 public void handleMessage(Message msg) { 771 try { 772 doHandleMessage(msg); 773 } finally { 774 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 775 } 776 } 777 778 void doHandleMessage(Message msg) { 779 switch (msg.what) { 780 case INIT_COPY: { 781 HandlerParams params = (HandlerParams) msg.obj; 782 int idx = mPendingInstalls.size(); 783 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 784 // If a bind was already initiated we dont really 785 // need to do anything. The pending install 786 // will be processed later on. 787 if (!mBound) { 788 // If this is the only one pending we might 789 // have to bind to the service again. 790 if (!connectToService()) { 791 Slog.e(TAG, "Failed to bind to media container service"); 792 params.serviceError(); 793 return; 794 } else { 795 // Once we bind to the service, the first 796 // pending request will be processed. 797 mPendingInstalls.add(idx, params); 798 } 799 } else { 800 mPendingInstalls.add(idx, params); 801 // Already bound to the service. Just make 802 // sure we trigger off processing the first request. 803 if (idx == 0) { 804 mHandler.sendEmptyMessage(MCS_BOUND); 805 } 806 } 807 break; 808 } 809 case MCS_BOUND: { 810 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 811 if (msg.obj != null) { 812 mContainerService = (IMediaContainerService) msg.obj; 813 } 814 if (mContainerService == null) { 815 // Something seriously wrong. Bail out 816 Slog.e(TAG, "Cannot bind to media container service"); 817 for (HandlerParams params : mPendingInstalls) { 818 // Indicate service bind error 819 params.serviceError(); 820 } 821 mPendingInstalls.clear(); 822 } else if (mPendingInstalls.size() > 0) { 823 HandlerParams params = mPendingInstalls.get(0); 824 if (params != null) { 825 if (params.startCopy()) { 826 // We are done... look for more work or to 827 // go idle. 828 if (DEBUG_SD_INSTALL) Log.i(TAG, 829 "Checking for more work or unbind..."); 830 // Delete pending install 831 if (mPendingInstalls.size() > 0) { 832 mPendingInstalls.remove(0); 833 } 834 if (mPendingInstalls.size() == 0) { 835 if (mBound) { 836 if (DEBUG_SD_INSTALL) Log.i(TAG, 837 "Posting delayed MCS_UNBIND"); 838 removeMessages(MCS_UNBIND); 839 Message ubmsg = obtainMessage(MCS_UNBIND); 840 // Unbind after a little delay, to avoid 841 // continual thrashing. 842 sendMessageDelayed(ubmsg, 10000); 843 } 844 } else { 845 // There are more pending requests in queue. 846 // Just post MCS_BOUND message to trigger processing 847 // of next pending install. 848 if (DEBUG_SD_INSTALL) Log.i(TAG, 849 "Posting MCS_BOUND for next work"); 850 mHandler.sendEmptyMessage(MCS_BOUND); 851 } 852 } 853 } 854 } else { 855 // Should never happen ideally. 856 Slog.w(TAG, "Empty queue"); 857 } 858 break; 859 } 860 case MCS_RECONNECT: { 861 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 862 if (mPendingInstalls.size() > 0) { 863 if (mBound) { 864 disconnectService(); 865 } 866 if (!connectToService()) { 867 Slog.e(TAG, "Failed to bind to media container service"); 868 for (HandlerParams params : mPendingInstalls) { 869 // Indicate service bind error 870 params.serviceError(); 871 } 872 mPendingInstalls.clear(); 873 } 874 } 875 break; 876 } 877 case MCS_UNBIND: { 878 // If there is no actual work left, then time to unbind. 879 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 880 881 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 882 if (mBound) { 883 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 884 885 disconnectService(); 886 } 887 } else if (mPendingInstalls.size() > 0) { 888 // There are more pending requests in queue. 889 // Just post MCS_BOUND message to trigger processing 890 // of next pending install. 891 mHandler.sendEmptyMessage(MCS_BOUND); 892 } 893 894 break; 895 } 896 case MCS_GIVE_UP: { 897 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 898 mPendingInstalls.remove(0); 899 break; 900 } 901 case SEND_PENDING_BROADCAST: { 902 String packages[]; 903 ArrayList<String> components[]; 904 int size = 0; 905 int uids[]; 906 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 907 synchronized (mPackages) { 908 if (mPendingBroadcasts == null) { 909 return; 910 } 911 size = mPendingBroadcasts.size(); 912 if (size <= 0) { 913 // Nothing to be done. Just return 914 return; 915 } 916 packages = new String[size]; 917 components = new ArrayList[size]; 918 uids = new int[size]; 919 int i = 0; // filling out the above arrays 920 921 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 922 int packageUserId = mPendingBroadcasts.userIdAt(n); 923 Iterator<Map.Entry<String, ArrayList<String>>> it 924 = mPendingBroadcasts.packagesForUserId(packageUserId) 925 .entrySet().iterator(); 926 while (it.hasNext() && i < size) { 927 Map.Entry<String, ArrayList<String>> ent = it.next(); 928 packages[i] = ent.getKey(); 929 components[i] = ent.getValue(); 930 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 931 uids[i] = (ps != null) 932 ? UserHandle.getUid(packageUserId, ps.appId) 933 : -1; 934 i++; 935 } 936 } 937 size = i; 938 mPendingBroadcasts.clear(); 939 } 940 // Send broadcasts 941 for (int i = 0; i < size; i++) { 942 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 943 } 944 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 945 break; 946 } 947 case START_CLEANING_PACKAGE: { 948 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 949 final String packageName = (String)msg.obj; 950 final int userId = msg.arg1; 951 final boolean andCode = msg.arg2 != 0; 952 synchronized (mPackages) { 953 if (userId == UserHandle.USER_ALL) { 954 int[] users = sUserManager.getUserIds(); 955 for (int user : users) { 956 mSettings.addPackageToCleanLPw( 957 new PackageCleanItem(user, packageName, andCode)); 958 } 959 } else { 960 mSettings.addPackageToCleanLPw( 961 new PackageCleanItem(userId, packageName, andCode)); 962 } 963 } 964 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 965 startCleaningPackages(); 966 } break; 967 case POST_INSTALL: { 968 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 969 PostInstallData data = mRunningInstalls.get(msg.arg1); 970 mRunningInstalls.delete(msg.arg1); 971 boolean deleteOld = false; 972 973 if (data != null) { 974 InstallArgs args = data.args; 975 PackageInstalledInfo res = data.res; 976 977 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 978 res.removedInfo.sendBroadcast(false, true, false); 979 Bundle extras = new Bundle(1); 980 extras.putInt(Intent.EXTRA_UID, res.uid); 981 // Determine the set of users who are adding this 982 // package for the first time vs. those who are seeing 983 // an update. 984 int[] firstUsers; 985 int[] updateUsers = new int[0]; 986 if (res.origUsers == null || res.origUsers.length == 0) { 987 firstUsers = res.newUsers; 988 } else { 989 firstUsers = new int[0]; 990 for (int i=0; i<res.newUsers.length; i++) { 991 int user = res.newUsers[i]; 992 boolean isNew = true; 993 for (int j=0; j<res.origUsers.length; j++) { 994 if (res.origUsers[j] == user) { 995 isNew = false; 996 break; 997 } 998 } 999 if (isNew) { 1000 int[] newFirst = new int[firstUsers.length+1]; 1001 System.arraycopy(firstUsers, 0, newFirst, 0, 1002 firstUsers.length); 1003 newFirst[firstUsers.length] = user; 1004 firstUsers = newFirst; 1005 } else { 1006 int[] newUpdate = new int[updateUsers.length+1]; 1007 System.arraycopy(updateUsers, 0, newUpdate, 0, 1008 updateUsers.length); 1009 newUpdate[updateUsers.length] = user; 1010 updateUsers = newUpdate; 1011 } 1012 } 1013 } 1014 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1015 res.pkg.applicationInfo.packageName, 1016 extras, null, null, firstUsers); 1017 final boolean update = res.removedInfo.removedPackage != null; 1018 if (update) { 1019 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1020 } 1021 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1022 res.pkg.applicationInfo.packageName, 1023 extras, null, null, updateUsers); 1024 if (update) { 1025 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1026 res.pkg.applicationInfo.packageName, 1027 extras, null, null, updateUsers); 1028 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1029 null, null, 1030 res.pkg.applicationInfo.packageName, null, updateUsers); 1031 1032 // treat asec-hosted packages like removable media on upgrade 1033 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1034 if (DEBUG_INSTALL) { 1035 Slog.i(TAG, "upgrading pkg " + res.pkg 1036 + " is ASEC-hosted -> AVAILABLE"); 1037 } 1038 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1039 ArrayList<String> pkgList = new ArrayList<String>(1); 1040 pkgList.add(res.pkg.applicationInfo.packageName); 1041 sendResourcesChangedBroadcast(true, true, 1042 pkgList,uidArray, null); 1043 } 1044 } 1045 if (res.removedInfo.args != null) { 1046 // Remove the replaced package's older resources safely now 1047 deleteOld = true; 1048 } 1049 1050 // Log current value of "unknown sources" setting 1051 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1052 getUnknownSourcesSettings()); 1053 } 1054 // Force a gc to clear up things 1055 Runtime.getRuntime().gc(); 1056 // We delete after a gc for applications on sdcard. 1057 if (deleteOld) { 1058 synchronized (mInstallLock) { 1059 res.removedInfo.args.doPostDeleteLI(true); 1060 } 1061 } 1062 if (args.observer != null) { 1063 try { 1064 Bundle extras = extrasForInstallResult(res); 1065 args.observer.onPackageInstalled(res.name, res.returnCode, 1066 res.returnMsg, extras); 1067 } catch (RemoteException e) { 1068 Slog.i(TAG, "Observer no longer exists."); 1069 } 1070 } 1071 } else { 1072 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1073 } 1074 } break; 1075 case UPDATED_MEDIA_STATUS: { 1076 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1077 boolean reportStatus = msg.arg1 == 1; 1078 boolean doGc = msg.arg2 == 1; 1079 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1080 if (doGc) { 1081 // Force a gc to clear up stale containers. 1082 Runtime.getRuntime().gc(); 1083 } 1084 if (msg.obj != null) { 1085 @SuppressWarnings("unchecked") 1086 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1087 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1088 // Unload containers 1089 unloadAllContainers(args); 1090 } 1091 if (reportStatus) { 1092 try { 1093 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1094 PackageHelper.getMountService().finishMediaUpdate(); 1095 } catch (RemoteException e) { 1096 Log.e(TAG, "MountService not running?"); 1097 } 1098 } 1099 } break; 1100 case WRITE_SETTINGS: { 1101 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1102 synchronized (mPackages) { 1103 removeMessages(WRITE_SETTINGS); 1104 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1105 mSettings.writeLPr(); 1106 mDirtyUsers.clear(); 1107 } 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1109 } break; 1110 case WRITE_PACKAGE_RESTRICTIONS: { 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1112 synchronized (mPackages) { 1113 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1114 for (int userId : mDirtyUsers) { 1115 mSettings.writePackageRestrictionsLPr(userId); 1116 } 1117 mDirtyUsers.clear(); 1118 } 1119 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1120 } break; 1121 case CHECK_PENDING_VERIFICATION: { 1122 final int verificationId = msg.arg1; 1123 final PackageVerificationState state = mPendingVerification.get(verificationId); 1124 1125 if ((state != null) && !state.timeoutExtended()) { 1126 final InstallArgs args = state.getInstallArgs(); 1127 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1128 1129 Slog.i(TAG, "Verification timed out for " + originUri); 1130 mPendingVerification.remove(verificationId); 1131 1132 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1133 1134 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1135 Slog.i(TAG, "Continuing with installation of " + originUri); 1136 state.setVerifierResponse(Binder.getCallingUid(), 1137 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1138 broadcastPackageVerified(verificationId, originUri, 1139 PackageManager.VERIFICATION_ALLOW, 1140 state.getInstallArgs().getUser()); 1141 try { 1142 ret = args.copyApk(mContainerService, true); 1143 } catch (RemoteException e) { 1144 Slog.e(TAG, "Could not contact the ContainerService"); 1145 } 1146 } else { 1147 broadcastPackageVerified(verificationId, originUri, 1148 PackageManager.VERIFICATION_REJECT, 1149 state.getInstallArgs().getUser()); 1150 } 1151 1152 processPendingInstall(args, ret); 1153 mHandler.sendEmptyMessage(MCS_UNBIND); 1154 } 1155 break; 1156 } 1157 case PACKAGE_VERIFIED: { 1158 final int verificationId = msg.arg1; 1159 1160 final PackageVerificationState state = mPendingVerification.get(verificationId); 1161 if (state == null) { 1162 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1163 break; 1164 } 1165 1166 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1167 1168 state.setVerifierResponse(response.callerUid, response.code); 1169 1170 if (state.isVerificationComplete()) { 1171 mPendingVerification.remove(verificationId); 1172 1173 final InstallArgs args = state.getInstallArgs(); 1174 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1175 1176 int ret; 1177 if (state.isInstallAllowed()) { 1178 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1179 broadcastPackageVerified(verificationId, originUri, 1180 response.code, state.getInstallArgs().getUser()); 1181 try { 1182 ret = args.copyApk(mContainerService, true); 1183 } catch (RemoteException e) { 1184 Slog.e(TAG, "Could not contact the ContainerService"); 1185 } 1186 } else { 1187 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1188 } 1189 1190 processPendingInstall(args, ret); 1191 1192 mHandler.sendEmptyMessage(MCS_UNBIND); 1193 } 1194 1195 break; 1196 } 1197 } 1198 } 1199 } 1200 1201 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1202 Bundle extras = null; 1203 switch (res.returnCode) { 1204 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1205 extras = new Bundle(); 1206 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1207 res.origPermission); 1208 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1209 res.origPackage); 1210 break; 1211 } 1212 } 1213 return extras; 1214 } 1215 1216 void scheduleWriteSettingsLocked() { 1217 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1218 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1219 } 1220 } 1221 1222 void scheduleWritePackageRestrictionsLocked(int userId) { 1223 if (!sUserManager.exists(userId)) return; 1224 mDirtyUsers.add(userId); 1225 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1226 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1227 } 1228 } 1229 1230 public static final PackageManagerService main(Context context, Installer installer, 1231 boolean factoryTest, boolean onlyCore) { 1232 PackageManagerService m = new PackageManagerService(context, installer, 1233 factoryTest, onlyCore); 1234 ServiceManager.addService("package", m); 1235 return m; 1236 } 1237 1238 static String[] splitString(String str, char sep) { 1239 int count = 1; 1240 int i = 0; 1241 while ((i=str.indexOf(sep, i)) >= 0) { 1242 count++; 1243 i++; 1244 } 1245 1246 String[] res = new String[count]; 1247 i=0; 1248 count = 0; 1249 int lastI=0; 1250 while ((i=str.indexOf(sep, i)) >= 0) { 1251 res[count] = str.substring(lastI, i); 1252 count++; 1253 i++; 1254 lastI = i; 1255 } 1256 res[count] = str.substring(lastI, str.length()); 1257 return res; 1258 } 1259 1260 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1261 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1262 Context.DISPLAY_SERVICE); 1263 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1264 } 1265 1266 public PackageManagerService(Context context, Installer installer, 1267 boolean factoryTest, boolean onlyCore) { 1268 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1269 SystemClock.uptimeMillis()); 1270 1271 if (mSdkVersion <= 0) { 1272 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1273 } 1274 1275 mContext = context; 1276 mFactoryTest = factoryTest; 1277 mOnlyCore = onlyCore; 1278 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1279 mMetrics = new DisplayMetrics(); 1280 mSettings = new Settings(context); 1281 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1282 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1283 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1284 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1285 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1286 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1287 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1288 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1289 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1290 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1291 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1292 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1293 1294 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1295 if (separateProcesses != null && separateProcesses.length() > 0) { 1296 if ("*".equals(separateProcesses)) { 1297 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1298 mSeparateProcesses = null; 1299 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1300 } else { 1301 mDefParseFlags = 0; 1302 mSeparateProcesses = separateProcesses.split(","); 1303 Slog.w(TAG, "Running with debug.separate_processes: " 1304 + separateProcesses); 1305 } 1306 } else { 1307 mDefParseFlags = 0; 1308 mSeparateProcesses = null; 1309 } 1310 1311 mInstaller = installer; 1312 1313 getDefaultDisplayMetrics(context, mMetrics); 1314 1315 SystemConfig systemConfig = SystemConfig.getInstance(); 1316 mGlobalGids = systemConfig.getGlobalGids(); 1317 mSystemPermissions = systemConfig.getSystemPermissions(); 1318 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1319 1320 synchronized (mInstallLock) { 1321 // writer 1322 synchronized (mPackages) { 1323 mHandlerThread = new ServiceThread(TAG, 1324 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1325 mHandlerThread.start(); 1326 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1327 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1328 1329 File dataDir = Environment.getDataDirectory(); 1330 mAppDataDir = new File(dataDir, "data"); 1331 mAppInstallDir = new File(dataDir, "app"); 1332 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1333 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1334 mUserAppDataDir = new File(dataDir, "user"); 1335 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1336 1337 sUserManager = new UserManagerService(context, this, 1338 mInstallLock, mPackages); 1339 1340 // Propagate permission configuration in to package manager. 1341 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1342 = systemConfig.getPermissions(); 1343 for (int i=0; i<permConfig.size(); i++) { 1344 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1345 BasePermission bp = mSettings.mPermissions.get(perm.name); 1346 if (bp == null) { 1347 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1348 mSettings.mPermissions.put(perm.name, bp); 1349 } 1350 if (perm.gids != null) { 1351 bp.gids = appendInts(bp.gids, perm.gids); 1352 } 1353 } 1354 1355 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1356 for (int i=0; i<libConfig.size(); i++) { 1357 mSharedLibraries.put(libConfig.keyAt(i), 1358 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1359 } 1360 1361 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1362 1363 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1364 mSdkVersion, mOnlyCore); 1365 1366 String customResolverActivity = Resources.getSystem().getString( 1367 R.string.config_customResolverActivity); 1368 if (TextUtils.isEmpty(customResolverActivity)) { 1369 customResolverActivity = null; 1370 } else { 1371 mCustomResolverComponentName = ComponentName.unflattenFromString( 1372 customResolverActivity); 1373 } 1374 1375 long startTime = SystemClock.uptimeMillis(); 1376 1377 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1378 startTime); 1379 1380 // Set flag to monitor and not change apk file paths when 1381 // scanning install directories. 1382 int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1383 1384 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1385 1386 /** 1387 * Add everything in the in the boot class path to the 1388 * list of process files because dexopt will have been run 1389 * if necessary during zygote startup. 1390 */ 1391 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1392 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1393 1394 if (bootClassPath != null) { 1395 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1396 for (String element : bootClassPathElements) { 1397 alreadyDexOpted.add(element); 1398 } 1399 } else { 1400 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1401 } 1402 1403 if (systemServerClassPath != null) { 1404 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1405 for (String element : systemServerClassPathElements) { 1406 alreadyDexOpted.add(element); 1407 } 1408 } else { 1409 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1410 } 1411 1412 boolean didDexOptLibraryOrTool = false; 1413 1414 final List<String> allInstructionSets = getAllInstructionSets(); 1415 final String[] dexCodeInstructionSets = 1416 getDexCodeInstructionSets(allInstructionSets.toArray(new String[allInstructionSets.size()])); 1417 1418 /** 1419 * Ensure all external libraries have had dexopt run on them. 1420 */ 1421 if (mSharedLibraries.size() > 0) { 1422 // NOTE: For now, we're compiling these system "shared libraries" 1423 // (and framework jars) into all available architectures. It's possible 1424 // to compile them only when we come across an app that uses them (there's 1425 // already logic for that in scanPackageLI) but that adds some complexity. 1426 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1427 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1428 final String lib = libEntry.path; 1429 if (lib == null) { 1430 continue; 1431 } 1432 1433 try { 1434 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1435 dexCodeInstructionSet, 1436 false); 1437 if (dexoptRequired != DexFile.UP_TO_DATE) { 1438 alreadyDexOpted.add(lib); 1439 1440 // The list of "shared libraries" we have at this point is 1441 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1442 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1443 } else { 1444 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1445 } 1446 didDexOptLibraryOrTool = true; 1447 } 1448 } catch (FileNotFoundException e) { 1449 Slog.w(TAG, "Library not found: " + lib); 1450 } catch (IOException e) { 1451 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1452 + e.getMessage()); 1453 } 1454 } 1455 } 1456 } 1457 1458 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1459 1460 // Gross hack for now: we know this file doesn't contain any 1461 // code, so don't dexopt it to avoid the resulting log spew. 1462 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1463 1464 // Gross hack for now: we know this file is only part of 1465 // the boot class path for art, so don't dexopt it to 1466 // avoid the resulting log spew. 1467 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1468 1469 /** 1470 * And there are a number of commands implemented in Java, which 1471 * we currently need to do the dexopt on so that they can be 1472 * run from a non-root shell. 1473 */ 1474 String[] frameworkFiles = frameworkDir.list(); 1475 if (frameworkFiles != null) { 1476 // TODO: We could compile these only for the most preferred ABI. We should 1477 // first double check that the dex files for these commands are not referenced 1478 // by other system apps. 1479 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1480 for (int i=0; i<frameworkFiles.length; i++) { 1481 File libPath = new File(frameworkDir, frameworkFiles[i]); 1482 String path = libPath.getPath(); 1483 // Skip the file if we already did it. 1484 if (alreadyDexOpted.contains(path)) { 1485 continue; 1486 } 1487 // Skip the file if it is not a type we want to dexopt. 1488 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1489 continue; 1490 } 1491 try { 1492 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1493 dexCodeInstructionSet, 1494 false); 1495 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1496 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1497 didDexOptLibraryOrTool = true; 1498 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1499 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1500 didDexOptLibraryOrTool = true; 1501 } 1502 } catch (FileNotFoundException e) { 1503 Slog.w(TAG, "Jar not found: " + path); 1504 } catch (IOException e) { 1505 Slog.w(TAG, "Exception reading jar: " + path, e); 1506 } 1507 } 1508 } 1509 } 1510 1511 // Collect vendor overlay packages. 1512 // (Do this before scanning any apps.) 1513 // For security and version matching reason, only consider 1514 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1515 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1516 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1517 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1518 1519 // Find base frameworks (resource packages without code). 1520 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1521 | PackageParser.PARSE_IS_SYSTEM_DIR 1522 | PackageParser.PARSE_IS_PRIVILEGED, 1523 scanFlags | SCAN_NO_DEX, 0); 1524 1525 // Collected privileged system packages. 1526 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1527 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1528 | PackageParser.PARSE_IS_SYSTEM_DIR 1529 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1530 1531 // Collect ordinary system packages. 1532 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1533 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1534 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1535 1536 // Collect all vendor packages. 1537 File vendorAppDir = new File("/vendor/app"); 1538 try { 1539 vendorAppDir = vendorAppDir.getCanonicalFile(); 1540 } catch (IOException e) { 1541 // failed to look up canonical path, continue with original one 1542 } 1543 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1544 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1545 1546 // Collect all OEM packages. 1547 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1548 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1549 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1550 1551 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1552 mInstaller.moveFiles(); 1553 1554 // Prune any system packages that no longer exist. 1555 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1556 if (!mOnlyCore) { 1557 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1558 while (psit.hasNext()) { 1559 PackageSetting ps = psit.next(); 1560 1561 /* 1562 * If this is not a system app, it can't be a 1563 * disable system app. 1564 */ 1565 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1566 continue; 1567 } 1568 1569 /* 1570 * If the package is scanned, it's not erased. 1571 */ 1572 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1573 if (scannedPkg != null) { 1574 /* 1575 * If the system app is both scanned and in the 1576 * disabled packages list, then it must have been 1577 * added via OTA. Remove it from the currently 1578 * scanned package so the previously user-installed 1579 * application can be scanned. 1580 */ 1581 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1582 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1583 + "; removing system app"); 1584 removePackageLI(ps, true); 1585 } 1586 1587 continue; 1588 } 1589 1590 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1591 psit.remove(); 1592 String msg = "System package " + ps.name 1593 + " no longer exists; wiping its data"; 1594 reportSettingsProblem(Log.WARN, msg); 1595 removeDataDirsLI(ps.name); 1596 } else { 1597 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1598 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1599 possiblyDeletedUpdatedSystemApps.add(ps.name); 1600 } 1601 } 1602 } 1603 } 1604 1605 //look for any incomplete package installations 1606 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1607 //clean up list 1608 for(int i = 0; i < deletePkgsList.size(); i++) { 1609 //clean up here 1610 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1611 } 1612 //delete tmp files 1613 deleteTempPackageFiles(); 1614 1615 // Remove any shared userIDs that have no associated packages 1616 mSettings.pruneSharedUsersLPw(); 1617 1618 if (!mOnlyCore) { 1619 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1620 SystemClock.uptimeMillis()); 1621 scanDirLI(mAppInstallDir, 0, scanFlags, 0); 1622 1623 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1624 scanFlags, 0); 1625 1626 /** 1627 * Remove disable package settings for any updated system 1628 * apps that were removed via an OTA. If they're not a 1629 * previously-updated app, remove them completely. 1630 * Otherwise, just revoke their system-level permissions. 1631 */ 1632 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1633 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1634 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1635 1636 String msg; 1637 if (deletedPkg == null) { 1638 msg = "Updated system package " + deletedAppName 1639 + " no longer exists; wiping its data"; 1640 removeDataDirsLI(deletedAppName); 1641 } else { 1642 msg = "Updated system app + " + deletedAppName 1643 + " no longer present; removing system privileges for " 1644 + deletedAppName; 1645 1646 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1647 1648 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1649 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1650 } 1651 reportSettingsProblem(Log.WARN, msg); 1652 } 1653 } 1654 1655 // Now that we know all of the shared libraries, update all clients to have 1656 // the correct library paths. 1657 updateAllSharedLibrariesLPw(); 1658 1659 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1660 // NOTE: We ignore potential failures here during a system scan (like 1661 // the rest of the commands above) because there's precious little we 1662 // can do about it. A settings error is reported, though. 1663 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1664 false /* force dexopt */, false /* defer dexopt */); 1665 } 1666 1667 // Now that we know all the packages we are keeping, 1668 // read and update their last usage times. 1669 mPackageUsage.readLP(); 1670 1671 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1672 SystemClock.uptimeMillis()); 1673 Slog.i(TAG, "Time to scan packages: " 1674 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1675 + " seconds"); 1676 1677 // If the platform SDK has changed since the last time we booted, 1678 // we need to re-grant app permission to catch any new ones that 1679 // appear. This is really a hack, and means that apps can in some 1680 // cases get permissions that the user didn't initially explicitly 1681 // allow... it would be nice to have some better way to handle 1682 // this situation. 1683 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1684 != mSdkVersion; 1685 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1686 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1687 + "; regranting permissions for internal storage"); 1688 mSettings.mInternalSdkPlatform = mSdkVersion; 1689 1690 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1691 | (regrantPermissions 1692 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1693 : 0)); 1694 1695 // If this is the first boot, and it is a normal boot, then 1696 // we need to initialize the default preferred apps. 1697 if (!mRestoredSettings && !onlyCore) { 1698 mSettings.readDefaultPreferredAppsLPw(this, 0); 1699 } 1700 1701 // If this is first boot after an OTA, and a normal boot, then 1702 // we need to clear code cache directories. 1703 if (!Build.FINGERPRINT.equals(mSettings.mFingerprint) && !onlyCore) { 1704 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 1705 for (String pkgName : mSettings.mPackages.keySet()) { 1706 deleteCodeCacheDirsLI(pkgName); 1707 } 1708 mSettings.mFingerprint = Build.FINGERPRINT; 1709 } 1710 1711 // All the changes are done during package scanning. 1712 mSettings.updateInternalDatabaseVersion(); 1713 1714 // can downgrade to reader 1715 mSettings.writeLPr(); 1716 1717 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1718 SystemClock.uptimeMillis()); 1719 1720 1721 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1722 } // synchronized (mPackages) 1723 } // synchronized (mInstallLock) 1724 1725 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1726 1727 // Now after opening every single application zip, make sure they 1728 // are all flushed. Not really needed, but keeps things nice and 1729 // tidy. 1730 Runtime.getRuntime().gc(); 1731 } 1732 1733 @Override 1734 public boolean isFirstBoot() { 1735 return !mRestoredSettings; 1736 } 1737 1738 @Override 1739 public boolean isOnlyCoreApps() { 1740 return mOnlyCore; 1741 } 1742 1743 private String getRequiredVerifierLPr() { 1744 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1745 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1746 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1747 1748 String requiredVerifier = null; 1749 1750 final int N = receivers.size(); 1751 for (int i = 0; i < N; i++) { 1752 final ResolveInfo info = receivers.get(i); 1753 1754 if (info.activityInfo == null) { 1755 continue; 1756 } 1757 1758 final String packageName = info.activityInfo.packageName; 1759 1760 final PackageSetting ps = mSettings.mPackages.get(packageName); 1761 if (ps == null) { 1762 continue; 1763 } 1764 1765 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1766 if (!gp.grantedPermissions 1767 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1768 continue; 1769 } 1770 1771 if (requiredVerifier != null) { 1772 throw new RuntimeException("There can be only one required verifier"); 1773 } 1774 1775 requiredVerifier = packageName; 1776 } 1777 1778 return requiredVerifier; 1779 } 1780 1781 @Override 1782 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1783 throws RemoteException { 1784 try { 1785 return super.onTransact(code, data, reply, flags); 1786 } catch (RuntimeException e) { 1787 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1788 Slog.wtf(TAG, "Package Manager Crash", e); 1789 } 1790 throw e; 1791 } 1792 } 1793 1794 void cleanupInstallFailedPackage(PackageSetting ps) { 1795 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1796 removeDataDirsLI(ps.name); 1797 if (ps.codePath != null) { 1798 if (ps.codePath.isDirectory()) { 1799 FileUtils.deleteContents(ps.codePath); 1800 } 1801 ps.codePath.delete(); 1802 } 1803 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 1804 if (ps.resourcePath.isDirectory()) { 1805 FileUtils.deleteContents(ps.resourcePath); 1806 } 1807 ps.resourcePath.delete(); 1808 } 1809 mSettings.removePackageLPw(ps.name); 1810 } 1811 1812 static int[] appendInts(int[] cur, int[] add) { 1813 if (add == null) return cur; 1814 if (cur == null) return add; 1815 final int N = add.length; 1816 for (int i=0; i<N; i++) { 1817 cur = appendInt(cur, add[i]); 1818 } 1819 return cur; 1820 } 1821 1822 static int[] removeInts(int[] cur, int[] rem) { 1823 if (rem == null) return cur; 1824 if (cur == null) return cur; 1825 final int N = rem.length; 1826 for (int i=0; i<N; i++) { 1827 cur = removeInt(cur, rem[i]); 1828 } 1829 return cur; 1830 } 1831 1832 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1833 if (!sUserManager.exists(userId)) return null; 1834 final PackageSetting ps = (PackageSetting) p.mExtras; 1835 if (ps == null) { 1836 return null; 1837 } 1838 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1839 final PackageUserState state = ps.readUserState(userId); 1840 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1841 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1842 state, userId); 1843 } 1844 1845 @Override 1846 public boolean isPackageAvailable(String packageName, int userId) { 1847 if (!sUserManager.exists(userId)) return false; 1848 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 1849 synchronized (mPackages) { 1850 PackageParser.Package p = mPackages.get(packageName); 1851 if (p != null) { 1852 final PackageSetting ps = (PackageSetting) p.mExtras; 1853 if (ps != null) { 1854 final PackageUserState state = ps.readUserState(userId); 1855 if (state != null) { 1856 return PackageParser.isAvailable(state); 1857 } 1858 } 1859 } 1860 } 1861 return false; 1862 } 1863 1864 @Override 1865 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1866 if (!sUserManager.exists(userId)) return null; 1867 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 1868 // reader 1869 synchronized (mPackages) { 1870 PackageParser.Package p = mPackages.get(packageName); 1871 if (DEBUG_PACKAGE_INFO) 1872 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1873 if (p != null) { 1874 return generatePackageInfo(p, flags, userId); 1875 } 1876 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1877 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1878 } 1879 } 1880 return null; 1881 } 1882 1883 @Override 1884 public String[] currentToCanonicalPackageNames(String[] names) { 1885 String[] out = new String[names.length]; 1886 // reader 1887 synchronized (mPackages) { 1888 for (int i=names.length-1; i>=0; i--) { 1889 PackageSetting ps = mSettings.mPackages.get(names[i]); 1890 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1891 } 1892 } 1893 return out; 1894 } 1895 1896 @Override 1897 public String[] canonicalToCurrentPackageNames(String[] names) { 1898 String[] out = new String[names.length]; 1899 // reader 1900 synchronized (mPackages) { 1901 for (int i=names.length-1; i>=0; i--) { 1902 String cur = mSettings.mRenamedPackages.get(names[i]); 1903 out[i] = cur != null ? cur : names[i]; 1904 } 1905 } 1906 return out; 1907 } 1908 1909 @Override 1910 public int getPackageUid(String packageName, int userId) { 1911 if (!sUserManager.exists(userId)) return -1; 1912 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 1913 // reader 1914 synchronized (mPackages) { 1915 PackageParser.Package p = mPackages.get(packageName); 1916 if(p != null) { 1917 return UserHandle.getUid(userId, p.applicationInfo.uid); 1918 } 1919 PackageSetting ps = mSettings.mPackages.get(packageName); 1920 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1921 return -1; 1922 } 1923 p = ps.pkg; 1924 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1925 } 1926 } 1927 1928 @Override 1929 public int[] getPackageGids(String packageName) { 1930 // reader 1931 synchronized (mPackages) { 1932 PackageParser.Package p = mPackages.get(packageName); 1933 if (DEBUG_PACKAGE_INFO) 1934 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1935 if (p != null) { 1936 final PackageSetting ps = (PackageSetting)p.mExtras; 1937 return ps.getGids(); 1938 } 1939 } 1940 // stupid thing to indicate an error. 1941 return new int[0]; 1942 } 1943 1944 static final PermissionInfo generatePermissionInfo( 1945 BasePermission bp, int flags) { 1946 if (bp.perm != null) { 1947 return PackageParser.generatePermissionInfo(bp.perm, flags); 1948 } 1949 PermissionInfo pi = new PermissionInfo(); 1950 pi.name = bp.name; 1951 pi.packageName = bp.sourcePackage; 1952 pi.nonLocalizedLabel = bp.name; 1953 pi.protectionLevel = bp.protectionLevel; 1954 return pi; 1955 } 1956 1957 @Override 1958 public PermissionInfo getPermissionInfo(String name, int flags) { 1959 // reader 1960 synchronized (mPackages) { 1961 final BasePermission p = mSettings.mPermissions.get(name); 1962 if (p != null) { 1963 return generatePermissionInfo(p, flags); 1964 } 1965 return null; 1966 } 1967 } 1968 1969 @Override 1970 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1971 // reader 1972 synchronized (mPackages) { 1973 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1974 for (BasePermission p : mSettings.mPermissions.values()) { 1975 if (group == null) { 1976 if (p.perm == null || p.perm.info.group == null) { 1977 out.add(generatePermissionInfo(p, flags)); 1978 } 1979 } else { 1980 if (p.perm != null && group.equals(p.perm.info.group)) { 1981 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1982 } 1983 } 1984 } 1985 1986 if (out.size() > 0) { 1987 return out; 1988 } 1989 return mPermissionGroups.containsKey(group) ? out : null; 1990 } 1991 } 1992 1993 @Override 1994 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1995 // reader 1996 synchronized (mPackages) { 1997 return PackageParser.generatePermissionGroupInfo( 1998 mPermissionGroups.get(name), flags); 1999 } 2000 } 2001 2002 @Override 2003 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2004 // reader 2005 synchronized (mPackages) { 2006 final int N = mPermissionGroups.size(); 2007 ArrayList<PermissionGroupInfo> out 2008 = new ArrayList<PermissionGroupInfo>(N); 2009 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2010 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2011 } 2012 return out; 2013 } 2014 } 2015 2016 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2017 int userId) { 2018 if (!sUserManager.exists(userId)) return null; 2019 PackageSetting ps = mSettings.mPackages.get(packageName); 2020 if (ps != null) { 2021 if (ps.pkg == null) { 2022 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2023 flags, userId); 2024 if (pInfo != null) { 2025 return pInfo.applicationInfo; 2026 } 2027 return null; 2028 } 2029 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2030 ps.readUserState(userId), userId); 2031 } 2032 return null; 2033 } 2034 2035 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2036 int userId) { 2037 if (!sUserManager.exists(userId)) return null; 2038 PackageSetting ps = mSettings.mPackages.get(packageName); 2039 if (ps != null) { 2040 PackageParser.Package pkg = ps.pkg; 2041 if (pkg == null) { 2042 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2043 return null; 2044 } 2045 // Only data remains, so we aren't worried about code paths 2046 pkg = new PackageParser.Package(packageName); 2047 pkg.applicationInfo.packageName = packageName; 2048 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2049 pkg.applicationInfo.dataDir = 2050 getDataPathForPackage(packageName, 0).getPath(); 2051 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2052 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2053 } 2054 return generatePackageInfo(pkg, flags, userId); 2055 } 2056 return null; 2057 } 2058 2059 @Override 2060 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2061 if (!sUserManager.exists(userId)) return null; 2062 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2063 // writer 2064 synchronized (mPackages) { 2065 PackageParser.Package p = mPackages.get(packageName); 2066 if (DEBUG_PACKAGE_INFO) Log.v( 2067 TAG, "getApplicationInfo " + packageName 2068 + ": " + p); 2069 if (p != null) { 2070 PackageSetting ps = mSettings.mPackages.get(packageName); 2071 if (ps == null) return null; 2072 // Note: isEnabledLP() does not apply here - always return info 2073 return PackageParser.generateApplicationInfo( 2074 p, flags, ps.readUserState(userId), userId); 2075 } 2076 if ("android".equals(packageName)||"system".equals(packageName)) { 2077 return mAndroidApplication; 2078 } 2079 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2080 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2081 } 2082 } 2083 return null; 2084 } 2085 2086 2087 @Override 2088 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2089 mContext.enforceCallingOrSelfPermission( 2090 android.Manifest.permission.CLEAR_APP_CACHE, null); 2091 // Queue up an async operation since clearing cache may take a little while. 2092 mHandler.post(new Runnable() { 2093 public void run() { 2094 mHandler.removeCallbacks(this); 2095 int retCode = -1; 2096 synchronized (mInstallLock) { 2097 retCode = mInstaller.freeCache(freeStorageSize); 2098 if (retCode < 0) { 2099 Slog.w(TAG, "Couldn't clear application caches"); 2100 } 2101 } 2102 if (observer != null) { 2103 try { 2104 observer.onRemoveCompleted(null, (retCode >= 0)); 2105 } catch (RemoteException e) { 2106 Slog.w(TAG, "RemoveException when invoking call back"); 2107 } 2108 } 2109 } 2110 }); 2111 } 2112 2113 @Override 2114 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2115 mContext.enforceCallingOrSelfPermission( 2116 android.Manifest.permission.CLEAR_APP_CACHE, null); 2117 // Queue up an async operation since clearing cache may take a little while. 2118 mHandler.post(new Runnable() { 2119 public void run() { 2120 mHandler.removeCallbacks(this); 2121 int retCode = -1; 2122 synchronized (mInstallLock) { 2123 retCode = mInstaller.freeCache(freeStorageSize); 2124 if (retCode < 0) { 2125 Slog.w(TAG, "Couldn't clear application caches"); 2126 } 2127 } 2128 if(pi != null) { 2129 try { 2130 // Callback via pending intent 2131 int code = (retCode >= 0) ? 1 : 0; 2132 pi.sendIntent(null, code, null, 2133 null, null); 2134 } catch (SendIntentException e1) { 2135 Slog.i(TAG, "Failed to send pending intent"); 2136 } 2137 } 2138 } 2139 }); 2140 } 2141 2142 void freeStorage(long freeStorageSize) throws IOException { 2143 synchronized (mInstallLock) { 2144 if (mInstaller.freeCache(freeStorageSize) < 0) { 2145 throw new IOException("Failed to free enough space"); 2146 } 2147 } 2148 } 2149 2150 @Override 2151 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2152 if (!sUserManager.exists(userId)) return null; 2153 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2154 synchronized (mPackages) { 2155 PackageParser.Activity a = mActivities.mActivities.get(component); 2156 2157 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2158 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2159 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2160 if (ps == null) return null; 2161 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2162 userId); 2163 } 2164 if (mResolveComponentName.equals(component)) { 2165 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2166 new PackageUserState(), userId); 2167 } 2168 } 2169 return null; 2170 } 2171 2172 @Override 2173 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2174 String resolvedType) { 2175 synchronized (mPackages) { 2176 PackageParser.Activity a = mActivities.mActivities.get(component); 2177 if (a == null) { 2178 return false; 2179 } 2180 for (int i=0; i<a.intents.size(); i++) { 2181 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2182 intent.getData(), intent.getCategories(), TAG) >= 0) { 2183 return true; 2184 } 2185 } 2186 return false; 2187 } 2188 } 2189 2190 @Override 2191 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2192 if (!sUserManager.exists(userId)) return null; 2193 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2194 synchronized (mPackages) { 2195 PackageParser.Activity a = mReceivers.mActivities.get(component); 2196 if (DEBUG_PACKAGE_INFO) Log.v( 2197 TAG, "getReceiverInfo " + component + ": " + a); 2198 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2199 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2200 if (ps == null) return null; 2201 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2202 userId); 2203 } 2204 } 2205 return null; 2206 } 2207 2208 @Override 2209 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2210 if (!sUserManager.exists(userId)) return null; 2211 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2212 synchronized (mPackages) { 2213 PackageParser.Service s = mServices.mServices.get(component); 2214 if (DEBUG_PACKAGE_INFO) Log.v( 2215 TAG, "getServiceInfo " + component + ": " + s); 2216 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2217 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2218 if (ps == null) return null; 2219 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2220 userId); 2221 } 2222 } 2223 return null; 2224 } 2225 2226 @Override 2227 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2228 if (!sUserManager.exists(userId)) return null; 2229 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2230 synchronized (mPackages) { 2231 PackageParser.Provider p = mProviders.mProviders.get(component); 2232 if (DEBUG_PACKAGE_INFO) Log.v( 2233 TAG, "getProviderInfo " + component + ": " + p); 2234 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2235 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2236 if (ps == null) return null; 2237 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2238 userId); 2239 } 2240 } 2241 return null; 2242 } 2243 2244 @Override 2245 public String[] getSystemSharedLibraryNames() { 2246 Set<String> libSet; 2247 synchronized (mPackages) { 2248 libSet = mSharedLibraries.keySet(); 2249 int size = libSet.size(); 2250 if (size > 0) { 2251 String[] libs = new String[size]; 2252 libSet.toArray(libs); 2253 return libs; 2254 } 2255 } 2256 return null; 2257 } 2258 2259 @Override 2260 public FeatureInfo[] getSystemAvailableFeatures() { 2261 Collection<FeatureInfo> featSet; 2262 synchronized (mPackages) { 2263 featSet = mAvailableFeatures.values(); 2264 int size = featSet.size(); 2265 if (size > 0) { 2266 FeatureInfo[] features = new FeatureInfo[size+1]; 2267 featSet.toArray(features); 2268 FeatureInfo fi = new FeatureInfo(); 2269 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2270 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2271 features[size] = fi; 2272 return features; 2273 } 2274 } 2275 return null; 2276 } 2277 2278 @Override 2279 public boolean hasSystemFeature(String name) { 2280 synchronized (mPackages) { 2281 return mAvailableFeatures.containsKey(name); 2282 } 2283 } 2284 2285 private void checkValidCaller(int uid, int userId) { 2286 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2287 return; 2288 2289 throw new SecurityException("Caller uid=" + uid 2290 + " is not privileged to communicate with user=" + userId); 2291 } 2292 2293 @Override 2294 public int checkPermission(String permName, String pkgName) { 2295 synchronized (mPackages) { 2296 PackageParser.Package p = mPackages.get(pkgName); 2297 if (p != null && p.mExtras != null) { 2298 PackageSetting ps = (PackageSetting)p.mExtras; 2299 if (ps.sharedUser != null) { 2300 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2301 return PackageManager.PERMISSION_GRANTED; 2302 } 2303 } else if (ps.grantedPermissions.contains(permName)) { 2304 return PackageManager.PERMISSION_GRANTED; 2305 } 2306 } 2307 } 2308 return PackageManager.PERMISSION_DENIED; 2309 } 2310 2311 @Override 2312 public int checkUidPermission(String permName, int uid) { 2313 synchronized (mPackages) { 2314 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2315 if (obj != null) { 2316 GrantedPermissions gp = (GrantedPermissions)obj; 2317 if (gp.grantedPermissions.contains(permName)) { 2318 return PackageManager.PERMISSION_GRANTED; 2319 } 2320 } else { 2321 HashSet<String> perms = mSystemPermissions.get(uid); 2322 if (perms != null && perms.contains(permName)) { 2323 return PackageManager.PERMISSION_GRANTED; 2324 } 2325 } 2326 } 2327 return PackageManager.PERMISSION_DENIED; 2328 } 2329 2330 /** 2331 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2332 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2333 * @param checkShell TODO(yamasani): 2334 * @param message the message to log on security exception 2335 */ 2336 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2337 boolean checkShell, String message) { 2338 if (userId < 0) { 2339 throw new IllegalArgumentException("Invalid userId " + userId); 2340 } 2341 if (checkShell) { 2342 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2343 } 2344 if (userId == UserHandle.getUserId(callingUid)) return; 2345 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2346 if (requireFullPermission) { 2347 mContext.enforceCallingOrSelfPermission( 2348 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2349 } else { 2350 try { 2351 mContext.enforceCallingOrSelfPermission( 2352 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2353 } catch (SecurityException se) { 2354 mContext.enforceCallingOrSelfPermission( 2355 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2356 } 2357 } 2358 } 2359 } 2360 2361 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2362 if (callingUid == Process.SHELL_UID) { 2363 if (userHandle >= 0 2364 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2365 throw new SecurityException("Shell does not have permission to access user " 2366 + userHandle); 2367 } else if (userHandle < 0) { 2368 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2369 + Debug.getCallers(3)); 2370 } 2371 } 2372 } 2373 2374 private BasePermission findPermissionTreeLP(String permName) { 2375 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2376 if (permName.startsWith(bp.name) && 2377 permName.length() > bp.name.length() && 2378 permName.charAt(bp.name.length()) == '.') { 2379 return bp; 2380 } 2381 } 2382 return null; 2383 } 2384 2385 private BasePermission checkPermissionTreeLP(String permName) { 2386 if (permName != null) { 2387 BasePermission bp = findPermissionTreeLP(permName); 2388 if (bp != null) { 2389 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2390 return bp; 2391 } 2392 throw new SecurityException("Calling uid " 2393 + Binder.getCallingUid() 2394 + " is not allowed to add to permission tree " 2395 + bp.name + " owned by uid " + bp.uid); 2396 } 2397 } 2398 throw new SecurityException("No permission tree found for " + permName); 2399 } 2400 2401 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2402 if (s1 == null) { 2403 return s2 == null; 2404 } 2405 if (s2 == null) { 2406 return false; 2407 } 2408 if (s1.getClass() != s2.getClass()) { 2409 return false; 2410 } 2411 return s1.equals(s2); 2412 } 2413 2414 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2415 if (pi1.icon != pi2.icon) return false; 2416 if (pi1.logo != pi2.logo) return false; 2417 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2418 if (!compareStrings(pi1.name, pi2.name)) return false; 2419 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2420 // We'll take care of setting this one. 2421 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2422 // These are not currently stored in settings. 2423 //if (!compareStrings(pi1.group, pi2.group)) return false; 2424 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2425 //if (pi1.labelRes != pi2.labelRes) return false; 2426 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2427 return true; 2428 } 2429 2430 int permissionInfoFootprint(PermissionInfo info) { 2431 int size = info.name.length(); 2432 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2433 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2434 return size; 2435 } 2436 2437 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2438 int size = 0; 2439 for (BasePermission perm : mSettings.mPermissions.values()) { 2440 if (perm.uid == tree.uid) { 2441 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2442 } 2443 } 2444 return size; 2445 } 2446 2447 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2448 // We calculate the max size of permissions defined by this uid and throw 2449 // if that plus the size of 'info' would exceed our stated maximum. 2450 if (tree.uid != Process.SYSTEM_UID) { 2451 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2452 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2453 throw new SecurityException("Permission tree size cap exceeded"); 2454 } 2455 } 2456 } 2457 2458 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2459 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2460 throw new SecurityException("Label must be specified in permission"); 2461 } 2462 BasePermission tree = checkPermissionTreeLP(info.name); 2463 BasePermission bp = mSettings.mPermissions.get(info.name); 2464 boolean added = bp == null; 2465 boolean changed = true; 2466 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2467 if (added) { 2468 enforcePermissionCapLocked(info, tree); 2469 bp = new BasePermission(info.name, tree.sourcePackage, 2470 BasePermission.TYPE_DYNAMIC); 2471 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2472 throw new SecurityException( 2473 "Not allowed to modify non-dynamic permission " 2474 + info.name); 2475 } else { 2476 if (bp.protectionLevel == fixedLevel 2477 && bp.perm.owner.equals(tree.perm.owner) 2478 && bp.uid == tree.uid 2479 && comparePermissionInfos(bp.perm.info, info)) { 2480 changed = false; 2481 } 2482 } 2483 bp.protectionLevel = fixedLevel; 2484 info = new PermissionInfo(info); 2485 info.protectionLevel = fixedLevel; 2486 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2487 bp.perm.info.packageName = tree.perm.info.packageName; 2488 bp.uid = tree.uid; 2489 if (added) { 2490 mSettings.mPermissions.put(info.name, bp); 2491 } 2492 if (changed) { 2493 if (!async) { 2494 mSettings.writeLPr(); 2495 } else { 2496 scheduleWriteSettingsLocked(); 2497 } 2498 } 2499 return added; 2500 } 2501 2502 @Override 2503 public boolean addPermission(PermissionInfo info) { 2504 synchronized (mPackages) { 2505 return addPermissionLocked(info, false); 2506 } 2507 } 2508 2509 @Override 2510 public boolean addPermissionAsync(PermissionInfo info) { 2511 synchronized (mPackages) { 2512 return addPermissionLocked(info, true); 2513 } 2514 } 2515 2516 @Override 2517 public void removePermission(String name) { 2518 synchronized (mPackages) { 2519 checkPermissionTreeLP(name); 2520 BasePermission bp = mSettings.mPermissions.get(name); 2521 if (bp != null) { 2522 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2523 throw new SecurityException( 2524 "Not allowed to modify non-dynamic permission " 2525 + name); 2526 } 2527 mSettings.mPermissions.remove(name); 2528 mSettings.writeLPr(); 2529 } 2530 } 2531 } 2532 2533 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2534 int index = pkg.requestedPermissions.indexOf(bp.name); 2535 if (index == -1) { 2536 throw new SecurityException("Package " + pkg.packageName 2537 + " has not requested permission " + bp.name); 2538 } 2539 boolean isNormal = 2540 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2541 == PermissionInfo.PROTECTION_NORMAL); 2542 boolean isDangerous = 2543 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2544 == PermissionInfo.PROTECTION_DANGEROUS); 2545 boolean isDevelopment = 2546 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2547 2548 if (!isNormal && !isDangerous && !isDevelopment) { 2549 throw new SecurityException("Permission " + bp.name 2550 + " is not a changeable permission type"); 2551 } 2552 2553 if (isNormal || isDangerous) { 2554 if (pkg.requestedPermissionsRequired.get(index)) { 2555 throw new SecurityException("Can't change " + bp.name 2556 + ". It is required by the application"); 2557 } 2558 } 2559 } 2560 2561 @Override 2562 public void grantPermission(String packageName, String permissionName) { 2563 mContext.enforceCallingOrSelfPermission( 2564 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2565 synchronized (mPackages) { 2566 final PackageParser.Package pkg = mPackages.get(packageName); 2567 if (pkg == null) { 2568 throw new IllegalArgumentException("Unknown package: " + packageName); 2569 } 2570 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2571 if (bp == null) { 2572 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2573 } 2574 2575 checkGrantRevokePermissions(pkg, bp); 2576 2577 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2578 if (ps == null) { 2579 return; 2580 } 2581 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2582 if (gp.grantedPermissions.add(permissionName)) { 2583 if (ps.haveGids) { 2584 gp.gids = appendInts(gp.gids, bp.gids); 2585 } 2586 mSettings.writeLPr(); 2587 } 2588 } 2589 } 2590 2591 @Override 2592 public void revokePermission(String packageName, String permissionName) { 2593 int changedAppId = -1; 2594 2595 synchronized (mPackages) { 2596 final PackageParser.Package pkg = mPackages.get(packageName); 2597 if (pkg == null) { 2598 throw new IllegalArgumentException("Unknown package: " + packageName); 2599 } 2600 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2601 mContext.enforceCallingOrSelfPermission( 2602 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2603 } 2604 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2605 if (bp == null) { 2606 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2607 } 2608 2609 checkGrantRevokePermissions(pkg, bp); 2610 2611 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2612 if (ps == null) { 2613 return; 2614 } 2615 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2616 if (gp.grantedPermissions.remove(permissionName)) { 2617 gp.grantedPermissions.remove(permissionName); 2618 if (ps.haveGids) { 2619 gp.gids = removeInts(gp.gids, bp.gids); 2620 } 2621 mSettings.writeLPr(); 2622 changedAppId = ps.appId; 2623 } 2624 } 2625 2626 if (changedAppId >= 0) { 2627 // We changed the perm on someone, kill its processes. 2628 IActivityManager am = ActivityManagerNative.getDefault(); 2629 if (am != null) { 2630 final int callingUserId = UserHandle.getCallingUserId(); 2631 final long ident = Binder.clearCallingIdentity(); 2632 try { 2633 //XXX we should only revoke for the calling user's app permissions, 2634 // but for now we impact all users. 2635 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2636 // "revoke " + permissionName); 2637 int[] users = sUserManager.getUserIds(); 2638 for (int user : users) { 2639 am.killUid(UserHandle.getUid(user, changedAppId), 2640 "revoke " + permissionName); 2641 } 2642 } catch (RemoteException e) { 2643 } finally { 2644 Binder.restoreCallingIdentity(ident); 2645 } 2646 } 2647 } 2648 } 2649 2650 @Override 2651 public boolean isProtectedBroadcast(String actionName) { 2652 synchronized (mPackages) { 2653 return mProtectedBroadcasts.contains(actionName); 2654 } 2655 } 2656 2657 @Override 2658 public int checkSignatures(String pkg1, String pkg2) { 2659 synchronized (mPackages) { 2660 final PackageParser.Package p1 = mPackages.get(pkg1); 2661 final PackageParser.Package p2 = mPackages.get(pkg2); 2662 if (p1 == null || p1.mExtras == null 2663 || p2 == null || p2.mExtras == null) { 2664 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2665 } 2666 return compareSignatures(p1.mSignatures, p2.mSignatures); 2667 } 2668 } 2669 2670 @Override 2671 public int checkUidSignatures(int uid1, int uid2) { 2672 // Map to base uids. 2673 uid1 = UserHandle.getAppId(uid1); 2674 uid2 = UserHandle.getAppId(uid2); 2675 // reader 2676 synchronized (mPackages) { 2677 Signature[] s1; 2678 Signature[] s2; 2679 Object obj = mSettings.getUserIdLPr(uid1); 2680 if (obj != null) { 2681 if (obj instanceof SharedUserSetting) { 2682 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2683 } else if (obj instanceof PackageSetting) { 2684 s1 = ((PackageSetting)obj).signatures.mSignatures; 2685 } else { 2686 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2687 } 2688 } else { 2689 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2690 } 2691 obj = mSettings.getUserIdLPr(uid2); 2692 if (obj != null) { 2693 if (obj instanceof SharedUserSetting) { 2694 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2695 } else if (obj instanceof PackageSetting) { 2696 s2 = ((PackageSetting)obj).signatures.mSignatures; 2697 } else { 2698 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2699 } 2700 } else { 2701 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2702 } 2703 return compareSignatures(s1, s2); 2704 } 2705 } 2706 2707 /** 2708 * Compares two sets of signatures. Returns: 2709 * <br /> 2710 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2711 * <br /> 2712 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2713 * <br /> 2714 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2715 * <br /> 2716 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2717 * <br /> 2718 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2719 */ 2720 static int compareSignatures(Signature[] s1, Signature[] s2) { 2721 if (s1 == null) { 2722 return s2 == null 2723 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2724 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2725 } 2726 2727 if (s2 == null) { 2728 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2729 } 2730 2731 if (s1.length != s2.length) { 2732 return PackageManager.SIGNATURE_NO_MATCH; 2733 } 2734 2735 // Since both signature sets are of size 1, we can compare without HashSets. 2736 if (s1.length == 1) { 2737 return s1[0].equals(s2[0]) ? 2738 PackageManager.SIGNATURE_MATCH : 2739 PackageManager.SIGNATURE_NO_MATCH; 2740 } 2741 2742 HashSet<Signature> set1 = new HashSet<Signature>(); 2743 for (Signature sig : s1) { 2744 set1.add(sig); 2745 } 2746 HashSet<Signature> set2 = new HashSet<Signature>(); 2747 for (Signature sig : s2) { 2748 set2.add(sig); 2749 } 2750 // Make sure s2 contains all signatures in s1. 2751 if (set1.equals(set2)) { 2752 return PackageManager.SIGNATURE_MATCH; 2753 } 2754 return PackageManager.SIGNATURE_NO_MATCH; 2755 } 2756 2757 /** 2758 * If the database version for this type of package (internal storage or 2759 * external storage) is less than the version where package signatures 2760 * were updated, return true. 2761 */ 2762 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2763 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2764 DatabaseVersion.SIGNATURE_END_ENTITY)) 2765 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2766 DatabaseVersion.SIGNATURE_END_ENTITY)); 2767 } 2768 2769 /** 2770 * Used for backward compatibility to make sure any packages with 2771 * certificate chains get upgraded to the new style. {@code existingSigs} 2772 * will be in the old format (since they were stored on disk from before the 2773 * system upgrade) and {@code scannedSigs} will be in the newer format. 2774 */ 2775 private int compareSignaturesCompat(PackageSignatures existingSigs, 2776 PackageParser.Package scannedPkg) { 2777 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2778 return PackageManager.SIGNATURE_NO_MATCH; 2779 } 2780 2781 HashSet<Signature> existingSet = new HashSet<Signature>(); 2782 for (Signature sig : existingSigs.mSignatures) { 2783 existingSet.add(sig); 2784 } 2785 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2786 for (Signature sig : scannedPkg.mSignatures) { 2787 try { 2788 Signature[] chainSignatures = sig.getChainSignatures(); 2789 for (Signature chainSig : chainSignatures) { 2790 scannedCompatSet.add(chainSig); 2791 } 2792 } catch (CertificateEncodingException e) { 2793 scannedCompatSet.add(sig); 2794 } 2795 } 2796 /* 2797 * Make sure the expanded scanned set contains all signatures in the 2798 * existing one. 2799 */ 2800 if (scannedCompatSet.equals(existingSet)) { 2801 // Migrate the old signatures to the new scheme. 2802 existingSigs.assignSignatures(scannedPkg.mSignatures); 2803 // The new KeySets will be re-added later in the scanning process. 2804 synchronized (mPackages) { 2805 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2806 } 2807 return PackageManager.SIGNATURE_MATCH; 2808 } 2809 return PackageManager.SIGNATURE_NO_MATCH; 2810 } 2811 2812 @Override 2813 public String[] getPackagesForUid(int uid) { 2814 uid = UserHandle.getAppId(uid); 2815 // reader 2816 synchronized (mPackages) { 2817 Object obj = mSettings.getUserIdLPr(uid); 2818 if (obj instanceof SharedUserSetting) { 2819 final SharedUserSetting sus = (SharedUserSetting) obj; 2820 final int N = sus.packages.size(); 2821 final String[] res = new String[N]; 2822 final Iterator<PackageSetting> it = sus.packages.iterator(); 2823 int i = 0; 2824 while (it.hasNext()) { 2825 res[i++] = it.next().name; 2826 } 2827 return res; 2828 } else if (obj instanceof PackageSetting) { 2829 final PackageSetting ps = (PackageSetting) obj; 2830 return new String[] { ps.name }; 2831 } 2832 } 2833 return null; 2834 } 2835 2836 @Override 2837 public String getNameForUid(int uid) { 2838 // reader 2839 synchronized (mPackages) { 2840 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2841 if (obj instanceof SharedUserSetting) { 2842 final SharedUserSetting sus = (SharedUserSetting) obj; 2843 return sus.name + ":" + sus.userId; 2844 } else if (obj instanceof PackageSetting) { 2845 final PackageSetting ps = (PackageSetting) obj; 2846 return ps.name; 2847 } 2848 } 2849 return null; 2850 } 2851 2852 @Override 2853 public int getUidForSharedUser(String sharedUserName) { 2854 if(sharedUserName == null) { 2855 return -1; 2856 } 2857 // reader 2858 synchronized (mPackages) { 2859 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2860 if (suid == null) { 2861 return -1; 2862 } 2863 return suid.userId; 2864 } 2865 } 2866 2867 @Override 2868 public int getFlagsForUid(int uid) { 2869 synchronized (mPackages) { 2870 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2871 if (obj instanceof SharedUserSetting) { 2872 final SharedUserSetting sus = (SharedUserSetting) obj; 2873 return sus.pkgFlags; 2874 } else if (obj instanceof PackageSetting) { 2875 final PackageSetting ps = (PackageSetting) obj; 2876 return ps.pkgFlags; 2877 } 2878 } 2879 return 0; 2880 } 2881 2882 @Override 2883 public boolean isUidPrivileged(int uid) { 2884 uid = UserHandle.getAppId(uid); 2885 // reader 2886 synchronized (mPackages) { 2887 Object obj = mSettings.getUserIdLPr(uid); 2888 if (obj instanceof SharedUserSetting) { 2889 final SharedUserSetting sus = (SharedUserSetting) obj; 2890 final Iterator<PackageSetting> it = sus.packages.iterator(); 2891 while (it.hasNext()) { 2892 if (it.next().isPrivileged()) { 2893 return true; 2894 } 2895 } 2896 } else if (obj instanceof PackageSetting) { 2897 final PackageSetting ps = (PackageSetting) obj; 2898 return ps.isPrivileged(); 2899 } 2900 } 2901 return false; 2902 } 2903 2904 @Override 2905 public String[] getAppOpPermissionPackages(String permissionName) { 2906 synchronized (mPackages) { 2907 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2908 if (pkgs == null) { 2909 return null; 2910 } 2911 return pkgs.toArray(new String[pkgs.size()]); 2912 } 2913 } 2914 2915 @Override 2916 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2917 int flags, int userId) { 2918 if (!sUserManager.exists(userId)) return null; 2919 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 2920 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2921 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2922 } 2923 2924 @Override 2925 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2926 IntentFilter filter, int match, ComponentName activity) { 2927 final int userId = UserHandle.getCallingUserId(); 2928 if (DEBUG_PREFERRED) { 2929 Log.v(TAG, "setLastChosenActivity intent=" + intent 2930 + " resolvedType=" + resolvedType 2931 + " flags=" + flags 2932 + " filter=" + filter 2933 + " match=" + match 2934 + " activity=" + activity); 2935 filter.dump(new PrintStreamPrinter(System.out), " "); 2936 } 2937 intent.setComponent(null); 2938 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2939 // Find any earlier preferred or last chosen entries and nuke them 2940 findPreferredActivity(intent, resolvedType, 2941 flags, query, 0, false, true, false, userId); 2942 // Add the new activity as the last chosen for this filter 2943 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2944 "Setting last chosen"); 2945 } 2946 2947 @Override 2948 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2949 final int userId = UserHandle.getCallingUserId(); 2950 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2951 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2952 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2953 false, false, false, userId); 2954 } 2955 2956 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2957 int flags, List<ResolveInfo> query, int userId) { 2958 if (query != null) { 2959 final int N = query.size(); 2960 if (N == 1) { 2961 return query.get(0); 2962 } else if (N > 1) { 2963 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2964 // If there is more than one activity with the same priority, 2965 // then let the user decide between them. 2966 ResolveInfo r0 = query.get(0); 2967 ResolveInfo r1 = query.get(1); 2968 if (DEBUG_INTENT_MATCHING || debug) { 2969 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2970 + r1.activityInfo.name + "=" + r1.priority); 2971 } 2972 // If the first activity has a higher priority, or a different 2973 // default, then it is always desireable to pick it. 2974 if (r0.priority != r1.priority 2975 || r0.preferredOrder != r1.preferredOrder 2976 || r0.isDefault != r1.isDefault) { 2977 return query.get(0); 2978 } 2979 // If we have saved a preference for a preferred activity for 2980 // this Intent, use that. 2981 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2982 flags, query, r0.priority, true, false, debug, userId); 2983 if (ri != null) { 2984 return ri; 2985 } 2986 if (userId != 0) { 2987 ri = new ResolveInfo(mResolveInfo); 2988 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2989 ri.activityInfo.applicationInfo = new ApplicationInfo( 2990 ri.activityInfo.applicationInfo); 2991 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2992 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2993 return ri; 2994 } 2995 return mResolveInfo; 2996 } 2997 } 2998 return null; 2999 } 3000 3001 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3002 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3003 final int N = query.size(); 3004 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3005 .get(userId); 3006 // Get the list of persistent preferred activities that handle the intent 3007 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3008 List<PersistentPreferredActivity> pprefs = ppir != null 3009 ? ppir.queryIntent(intent, resolvedType, 3010 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3011 : null; 3012 if (pprefs != null && pprefs.size() > 0) { 3013 final int M = pprefs.size(); 3014 for (int i=0; i<M; i++) { 3015 final PersistentPreferredActivity ppa = pprefs.get(i); 3016 if (DEBUG_PREFERRED || debug) { 3017 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3018 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3019 + "\n component=" + ppa.mComponent); 3020 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3021 } 3022 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3023 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3024 if (DEBUG_PREFERRED || debug) { 3025 Slog.v(TAG, "Found persistent preferred activity:"); 3026 if (ai != null) { 3027 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3028 } else { 3029 Slog.v(TAG, " null"); 3030 } 3031 } 3032 if (ai == null) { 3033 // This previously registered persistent preferred activity 3034 // component is no longer known. Ignore it and do NOT remove it. 3035 continue; 3036 } 3037 for (int j=0; j<N; j++) { 3038 final ResolveInfo ri = query.get(j); 3039 if (!ri.activityInfo.applicationInfo.packageName 3040 .equals(ai.applicationInfo.packageName)) { 3041 continue; 3042 } 3043 if (!ri.activityInfo.name.equals(ai.name)) { 3044 continue; 3045 } 3046 // Found a persistent preference that can handle the intent. 3047 if (DEBUG_PREFERRED || debug) { 3048 Slog.v(TAG, "Returning persistent preferred activity: " + 3049 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3050 } 3051 return ri; 3052 } 3053 } 3054 } 3055 return null; 3056 } 3057 3058 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3059 List<ResolveInfo> query, int priority, boolean always, 3060 boolean removeMatches, boolean debug, int userId) { 3061 if (!sUserManager.exists(userId)) return null; 3062 // writer 3063 synchronized (mPackages) { 3064 if (intent.getSelector() != null) { 3065 intent = intent.getSelector(); 3066 } 3067 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3068 3069 // Try to find a matching persistent preferred activity. 3070 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3071 debug, userId); 3072 3073 // If a persistent preferred activity matched, use it. 3074 if (pri != null) { 3075 return pri; 3076 } 3077 3078 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3079 // Get the list of preferred activities that handle the intent 3080 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3081 List<PreferredActivity> prefs = pir != null 3082 ? pir.queryIntent(intent, resolvedType, 3083 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3084 : null; 3085 if (prefs != null && prefs.size() > 0) { 3086 boolean changed = false; 3087 try { 3088 // First figure out how good the original match set is. 3089 // We will only allow preferred activities that came 3090 // from the same match quality. 3091 int match = 0; 3092 3093 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3094 3095 final int N = query.size(); 3096 for (int j=0; j<N; j++) { 3097 final ResolveInfo ri = query.get(j); 3098 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3099 + ": 0x" + Integer.toHexString(match)); 3100 if (ri.match > match) { 3101 match = ri.match; 3102 } 3103 } 3104 3105 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3106 + Integer.toHexString(match)); 3107 3108 match &= IntentFilter.MATCH_CATEGORY_MASK; 3109 final int M = prefs.size(); 3110 for (int i=0; i<M; i++) { 3111 final PreferredActivity pa = prefs.get(i); 3112 if (DEBUG_PREFERRED || debug) { 3113 Slog.v(TAG, "Checking PreferredActivity ds=" 3114 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3115 + "\n component=" + pa.mPref.mComponent); 3116 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3117 } 3118 if (pa.mPref.mMatch != match) { 3119 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3120 + Integer.toHexString(pa.mPref.mMatch)); 3121 continue; 3122 } 3123 // If it's not an "always" type preferred activity and that's what we're 3124 // looking for, skip it. 3125 if (always && !pa.mPref.mAlways) { 3126 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3127 continue; 3128 } 3129 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3130 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3131 if (DEBUG_PREFERRED || debug) { 3132 Slog.v(TAG, "Found preferred activity:"); 3133 if (ai != null) { 3134 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3135 } else { 3136 Slog.v(TAG, " null"); 3137 } 3138 } 3139 if (ai == null) { 3140 // This previously registered preferred activity 3141 // component is no longer known. Most likely an update 3142 // to the app was installed and in the new version this 3143 // component no longer exists. Clean it up by removing 3144 // it from the preferred activities list, and skip it. 3145 Slog.w(TAG, "Removing dangling preferred activity: " 3146 + pa.mPref.mComponent); 3147 pir.removeFilter(pa); 3148 changed = true; 3149 continue; 3150 } 3151 for (int j=0; j<N; j++) { 3152 final ResolveInfo ri = query.get(j); 3153 if (!ri.activityInfo.applicationInfo.packageName 3154 .equals(ai.applicationInfo.packageName)) { 3155 continue; 3156 } 3157 if (!ri.activityInfo.name.equals(ai.name)) { 3158 continue; 3159 } 3160 3161 if (removeMatches) { 3162 pir.removeFilter(pa); 3163 changed = true; 3164 if (DEBUG_PREFERRED) { 3165 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3166 } 3167 break; 3168 } 3169 3170 // Okay we found a previously set preferred or last chosen app. 3171 // If the result set is different from when this 3172 // was created, we need to clear it and re-ask the 3173 // user their preference, if we're looking for an "always" type entry. 3174 if (always && !pa.mPref.sameSet(query, priority)) { 3175 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3176 + intent + " type " + resolvedType); 3177 if (DEBUG_PREFERRED) { 3178 Slog.v(TAG, "Removing preferred activity since set changed " 3179 + pa.mPref.mComponent); 3180 } 3181 pir.removeFilter(pa); 3182 // Re-add the filter as a "last chosen" entry (!always) 3183 PreferredActivity lastChosen = new PreferredActivity( 3184 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3185 pir.addFilter(lastChosen); 3186 changed = true; 3187 return null; 3188 } 3189 3190 // Yay! Either the set matched or we're looking for the last chosen 3191 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3192 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3193 return ri; 3194 } 3195 } 3196 } finally { 3197 if (changed) { 3198 if (DEBUG_PREFERRED) { 3199 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3200 } 3201 mSettings.writePackageRestrictionsLPr(userId); 3202 } 3203 } 3204 } 3205 } 3206 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3207 return null; 3208 } 3209 3210 /* 3211 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3212 */ 3213 @Override 3214 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3215 int targetUserId) { 3216 mContext.enforceCallingOrSelfPermission( 3217 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3218 List<CrossProfileIntentFilter> matches = 3219 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3220 if (matches != null) { 3221 int size = matches.size(); 3222 for (int i = 0; i < size; i++) { 3223 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3224 } 3225 } 3226 return false; 3227 } 3228 3229 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3230 String resolvedType, int userId) { 3231 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3232 if (resolver != null) { 3233 return resolver.queryIntent(intent, resolvedType, false, userId); 3234 } 3235 return null; 3236 } 3237 3238 @Override 3239 public List<ResolveInfo> queryIntentActivities(Intent intent, 3240 String resolvedType, int flags, int userId) { 3241 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3242 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3243 ComponentName comp = intent.getComponent(); 3244 if (comp == null) { 3245 if (intent.getSelector() != null) { 3246 intent = intent.getSelector(); 3247 comp = intent.getComponent(); 3248 } 3249 } 3250 3251 if (comp != null) { 3252 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3253 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3254 if (ai != null) { 3255 final ResolveInfo ri = new ResolveInfo(); 3256 ri.activityInfo = ai; 3257 list.add(ri); 3258 } 3259 return list; 3260 } 3261 3262 // reader 3263 synchronized (mPackages) { 3264 final String pkgName = intent.getPackage(); 3265 if (pkgName == null) { 3266 List<CrossProfileIntentFilter> matchingFilters = 3267 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3268 // Check for results that need to skip the current profile. 3269 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3270 resolvedType, flags, userId); 3271 if (resolveInfo != null) { 3272 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3273 result.add(resolveInfo); 3274 return result; 3275 } 3276 // Check for cross profile results. 3277 resolveInfo = queryCrossProfileIntents( 3278 matchingFilters, intent, resolvedType, flags, userId); 3279 3280 // Check for results in the current profile. 3281 List<ResolveInfo> result = mActivities.queryIntent( 3282 intent, resolvedType, flags, userId); 3283 if (resolveInfo != null) { 3284 result.add(resolveInfo); 3285 Collections.sort(result, mResolvePrioritySorter); 3286 } 3287 return result; 3288 } 3289 final PackageParser.Package pkg = mPackages.get(pkgName); 3290 if (pkg != null) { 3291 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3292 pkg.activities, userId); 3293 } 3294 return new ArrayList<ResolveInfo>(); 3295 } 3296 } 3297 3298 private ResolveInfo querySkipCurrentProfileIntents( 3299 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3300 int flags, int sourceUserId) { 3301 if (matchingFilters != null) { 3302 int size = matchingFilters.size(); 3303 for (int i = 0; i < size; i ++) { 3304 CrossProfileIntentFilter filter = matchingFilters.get(i); 3305 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3306 // Checking if there are activities in the target user that can handle the 3307 // intent. 3308 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3309 flags, sourceUserId); 3310 if (resolveInfo != null) { 3311 return resolveInfo; 3312 } 3313 } 3314 } 3315 } 3316 return null; 3317 } 3318 3319 // Return matching ResolveInfo if any for skip current profile intent filters. 3320 private ResolveInfo queryCrossProfileIntents( 3321 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3322 int flags, int sourceUserId) { 3323 if (matchingFilters != null) { 3324 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3325 // match the same intent. For performance reasons, it is better not to 3326 // run queryIntent twice for the same userId 3327 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3328 int size = matchingFilters.size(); 3329 for (int i = 0; i < size; i++) { 3330 CrossProfileIntentFilter filter = matchingFilters.get(i); 3331 int targetUserId = filter.getTargetUserId(); 3332 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3333 && !alreadyTriedUserIds.get(targetUserId)) { 3334 // Checking if there are activities in the target user that can handle the 3335 // intent. 3336 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3337 flags, sourceUserId); 3338 if (resolveInfo != null) return resolveInfo; 3339 alreadyTriedUserIds.put(targetUserId, true); 3340 } 3341 } 3342 } 3343 return null; 3344 } 3345 3346 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3347 String resolvedType, int flags, int sourceUserId) { 3348 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3349 resolvedType, flags, filter.getTargetUserId()); 3350 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3351 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3352 } 3353 return null; 3354 } 3355 3356 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3357 int sourceUserId, int targetUserId) { 3358 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3359 String className; 3360 if (targetUserId == UserHandle.USER_OWNER) { 3361 className = FORWARD_INTENT_TO_USER_OWNER; 3362 } else { 3363 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3364 } 3365 ComponentName forwardingActivityComponentName = new ComponentName( 3366 mAndroidApplication.packageName, className); 3367 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3368 sourceUserId); 3369 if (targetUserId == UserHandle.USER_OWNER) { 3370 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3371 forwardingResolveInfo.noResourceId = true; 3372 } 3373 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3374 forwardingResolveInfo.priority = 0; 3375 forwardingResolveInfo.preferredOrder = 0; 3376 forwardingResolveInfo.match = 0; 3377 forwardingResolveInfo.isDefault = true; 3378 forwardingResolveInfo.filter = filter; 3379 forwardingResolveInfo.targetUserId = targetUserId; 3380 return forwardingResolveInfo; 3381 } 3382 3383 @Override 3384 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3385 Intent[] specifics, String[] specificTypes, Intent intent, 3386 String resolvedType, int flags, int userId) { 3387 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3388 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3389 false, "query intent activity options"); 3390 final String resultsAction = intent.getAction(); 3391 3392 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3393 | PackageManager.GET_RESOLVED_FILTER, userId); 3394 3395 if (DEBUG_INTENT_MATCHING) { 3396 Log.v(TAG, "Query " + intent + ": " + results); 3397 } 3398 3399 int specificsPos = 0; 3400 int N; 3401 3402 // todo: note that the algorithm used here is O(N^2). This 3403 // isn't a problem in our current environment, but if we start running 3404 // into situations where we have more than 5 or 10 matches then this 3405 // should probably be changed to something smarter... 3406 3407 // First we go through and resolve each of the specific items 3408 // that were supplied, taking care of removing any corresponding 3409 // duplicate items in the generic resolve list. 3410 if (specifics != null) { 3411 for (int i=0; i<specifics.length; i++) { 3412 final Intent sintent = specifics[i]; 3413 if (sintent == null) { 3414 continue; 3415 } 3416 3417 if (DEBUG_INTENT_MATCHING) { 3418 Log.v(TAG, "Specific #" + i + ": " + sintent); 3419 } 3420 3421 String action = sintent.getAction(); 3422 if (resultsAction != null && resultsAction.equals(action)) { 3423 // If this action was explicitly requested, then don't 3424 // remove things that have it. 3425 action = null; 3426 } 3427 3428 ResolveInfo ri = null; 3429 ActivityInfo ai = null; 3430 3431 ComponentName comp = sintent.getComponent(); 3432 if (comp == null) { 3433 ri = resolveIntent( 3434 sintent, 3435 specificTypes != null ? specificTypes[i] : null, 3436 flags, userId); 3437 if (ri == null) { 3438 continue; 3439 } 3440 if (ri == mResolveInfo) { 3441 // ACK! Must do something better with this. 3442 } 3443 ai = ri.activityInfo; 3444 comp = new ComponentName(ai.applicationInfo.packageName, 3445 ai.name); 3446 } else { 3447 ai = getActivityInfo(comp, flags, userId); 3448 if (ai == null) { 3449 continue; 3450 } 3451 } 3452 3453 // Look for any generic query activities that are duplicates 3454 // of this specific one, and remove them from the results. 3455 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3456 N = results.size(); 3457 int j; 3458 for (j=specificsPos; j<N; j++) { 3459 ResolveInfo sri = results.get(j); 3460 if ((sri.activityInfo.name.equals(comp.getClassName()) 3461 && sri.activityInfo.applicationInfo.packageName.equals( 3462 comp.getPackageName())) 3463 || (action != null && sri.filter.matchAction(action))) { 3464 results.remove(j); 3465 if (DEBUG_INTENT_MATCHING) Log.v( 3466 TAG, "Removing duplicate item from " + j 3467 + " due to specific " + specificsPos); 3468 if (ri == null) { 3469 ri = sri; 3470 } 3471 j--; 3472 N--; 3473 } 3474 } 3475 3476 // Add this specific item to its proper place. 3477 if (ri == null) { 3478 ri = new ResolveInfo(); 3479 ri.activityInfo = ai; 3480 } 3481 results.add(specificsPos, ri); 3482 ri.specificIndex = i; 3483 specificsPos++; 3484 } 3485 } 3486 3487 // Now we go through the remaining generic results and remove any 3488 // duplicate actions that are found here. 3489 N = results.size(); 3490 for (int i=specificsPos; i<N-1; i++) { 3491 final ResolveInfo rii = results.get(i); 3492 if (rii.filter == null) { 3493 continue; 3494 } 3495 3496 // Iterate over all of the actions of this result's intent 3497 // filter... typically this should be just one. 3498 final Iterator<String> it = rii.filter.actionsIterator(); 3499 if (it == null) { 3500 continue; 3501 } 3502 while (it.hasNext()) { 3503 final String action = it.next(); 3504 if (resultsAction != null && resultsAction.equals(action)) { 3505 // If this action was explicitly requested, then don't 3506 // remove things that have it. 3507 continue; 3508 } 3509 for (int j=i+1; j<N; j++) { 3510 final ResolveInfo rij = results.get(j); 3511 if (rij.filter != null && rij.filter.hasAction(action)) { 3512 results.remove(j); 3513 if (DEBUG_INTENT_MATCHING) Log.v( 3514 TAG, "Removing duplicate item from " + j 3515 + " due to action " + action + " at " + i); 3516 j--; 3517 N--; 3518 } 3519 } 3520 } 3521 3522 // If the caller didn't request filter information, drop it now 3523 // so we don't have to marshall/unmarshall it. 3524 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3525 rii.filter = null; 3526 } 3527 } 3528 3529 // Filter out the caller activity if so requested. 3530 if (caller != null) { 3531 N = results.size(); 3532 for (int i=0; i<N; i++) { 3533 ActivityInfo ainfo = results.get(i).activityInfo; 3534 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3535 && caller.getClassName().equals(ainfo.name)) { 3536 results.remove(i); 3537 break; 3538 } 3539 } 3540 } 3541 3542 // If the caller didn't request filter information, 3543 // drop them now so we don't have to 3544 // marshall/unmarshall it. 3545 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3546 N = results.size(); 3547 for (int i=0; i<N; i++) { 3548 results.get(i).filter = null; 3549 } 3550 } 3551 3552 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3553 return results; 3554 } 3555 3556 @Override 3557 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3558 int userId) { 3559 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3560 ComponentName comp = intent.getComponent(); 3561 if (comp == null) { 3562 if (intent.getSelector() != null) { 3563 intent = intent.getSelector(); 3564 comp = intent.getComponent(); 3565 } 3566 } 3567 if (comp != null) { 3568 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3569 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3570 if (ai != null) { 3571 ResolveInfo ri = new ResolveInfo(); 3572 ri.activityInfo = ai; 3573 list.add(ri); 3574 } 3575 return list; 3576 } 3577 3578 // reader 3579 synchronized (mPackages) { 3580 String pkgName = intent.getPackage(); 3581 if (pkgName == null) { 3582 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3583 } 3584 final PackageParser.Package pkg = mPackages.get(pkgName); 3585 if (pkg != null) { 3586 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3587 userId); 3588 } 3589 return null; 3590 } 3591 } 3592 3593 @Override 3594 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3595 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3596 if (!sUserManager.exists(userId)) return null; 3597 if (query != null) { 3598 if (query.size() >= 1) { 3599 // If there is more than one service with the same priority, 3600 // just arbitrarily pick the first one. 3601 return query.get(0); 3602 } 3603 } 3604 return null; 3605 } 3606 3607 @Override 3608 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3609 int userId) { 3610 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3611 ComponentName comp = intent.getComponent(); 3612 if (comp == null) { 3613 if (intent.getSelector() != null) { 3614 intent = intent.getSelector(); 3615 comp = intent.getComponent(); 3616 } 3617 } 3618 if (comp != null) { 3619 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3620 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3621 if (si != null) { 3622 final ResolveInfo ri = new ResolveInfo(); 3623 ri.serviceInfo = si; 3624 list.add(ri); 3625 } 3626 return list; 3627 } 3628 3629 // reader 3630 synchronized (mPackages) { 3631 String pkgName = intent.getPackage(); 3632 if (pkgName == null) { 3633 return mServices.queryIntent(intent, resolvedType, flags, userId); 3634 } 3635 final PackageParser.Package pkg = mPackages.get(pkgName); 3636 if (pkg != null) { 3637 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3638 userId); 3639 } 3640 return null; 3641 } 3642 } 3643 3644 @Override 3645 public List<ResolveInfo> queryIntentContentProviders( 3646 Intent intent, String resolvedType, int flags, int userId) { 3647 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3648 ComponentName comp = intent.getComponent(); 3649 if (comp == null) { 3650 if (intent.getSelector() != null) { 3651 intent = intent.getSelector(); 3652 comp = intent.getComponent(); 3653 } 3654 } 3655 if (comp != null) { 3656 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3657 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3658 if (pi != null) { 3659 final ResolveInfo ri = new ResolveInfo(); 3660 ri.providerInfo = pi; 3661 list.add(ri); 3662 } 3663 return list; 3664 } 3665 3666 // reader 3667 synchronized (mPackages) { 3668 String pkgName = intent.getPackage(); 3669 if (pkgName == null) { 3670 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3671 } 3672 final PackageParser.Package pkg = mPackages.get(pkgName); 3673 if (pkg != null) { 3674 return mProviders.queryIntentForPackage( 3675 intent, resolvedType, flags, pkg.providers, userId); 3676 } 3677 return null; 3678 } 3679 } 3680 3681 @Override 3682 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3683 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3684 3685 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 3686 3687 // writer 3688 synchronized (mPackages) { 3689 ArrayList<PackageInfo> list; 3690 if (listUninstalled) { 3691 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3692 for (PackageSetting ps : mSettings.mPackages.values()) { 3693 PackageInfo pi; 3694 if (ps.pkg != null) { 3695 pi = generatePackageInfo(ps.pkg, flags, userId); 3696 } else { 3697 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3698 } 3699 if (pi != null) { 3700 list.add(pi); 3701 } 3702 } 3703 } else { 3704 list = new ArrayList<PackageInfo>(mPackages.size()); 3705 for (PackageParser.Package p : mPackages.values()) { 3706 PackageInfo pi = generatePackageInfo(p, flags, userId); 3707 if (pi != null) { 3708 list.add(pi); 3709 } 3710 } 3711 } 3712 3713 return new ParceledListSlice<PackageInfo>(list); 3714 } 3715 } 3716 3717 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3718 String[] permissions, boolean[] tmp, int flags, int userId) { 3719 int numMatch = 0; 3720 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3721 for (int i=0; i<permissions.length; i++) { 3722 if (gp.grantedPermissions.contains(permissions[i])) { 3723 tmp[i] = true; 3724 numMatch++; 3725 } else { 3726 tmp[i] = false; 3727 } 3728 } 3729 if (numMatch == 0) { 3730 return; 3731 } 3732 PackageInfo pi; 3733 if (ps.pkg != null) { 3734 pi = generatePackageInfo(ps.pkg, flags, userId); 3735 } else { 3736 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3737 } 3738 // The above might return null in cases of uninstalled apps or install-state 3739 // skew across users/profiles. 3740 if (pi != null) { 3741 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3742 if (numMatch == permissions.length) { 3743 pi.requestedPermissions = permissions; 3744 } else { 3745 pi.requestedPermissions = new String[numMatch]; 3746 numMatch = 0; 3747 for (int i=0; i<permissions.length; i++) { 3748 if (tmp[i]) { 3749 pi.requestedPermissions[numMatch] = permissions[i]; 3750 numMatch++; 3751 } 3752 } 3753 } 3754 } 3755 list.add(pi); 3756 } 3757 } 3758 3759 @Override 3760 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3761 String[] permissions, int flags, int userId) { 3762 if (!sUserManager.exists(userId)) return null; 3763 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3764 3765 // writer 3766 synchronized (mPackages) { 3767 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3768 boolean[] tmpBools = new boolean[permissions.length]; 3769 if (listUninstalled) { 3770 for (PackageSetting ps : mSettings.mPackages.values()) { 3771 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3772 } 3773 } else { 3774 for (PackageParser.Package pkg : mPackages.values()) { 3775 PackageSetting ps = (PackageSetting)pkg.mExtras; 3776 if (ps != null) { 3777 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3778 userId); 3779 } 3780 } 3781 } 3782 3783 return new ParceledListSlice<PackageInfo>(list); 3784 } 3785 } 3786 3787 @Override 3788 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3789 if (!sUserManager.exists(userId)) return null; 3790 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3791 3792 // writer 3793 synchronized (mPackages) { 3794 ArrayList<ApplicationInfo> list; 3795 if (listUninstalled) { 3796 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3797 for (PackageSetting ps : mSettings.mPackages.values()) { 3798 ApplicationInfo ai; 3799 if (ps.pkg != null) { 3800 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3801 ps.readUserState(userId), userId); 3802 } else { 3803 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3804 } 3805 if (ai != null) { 3806 list.add(ai); 3807 } 3808 } 3809 } else { 3810 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3811 for (PackageParser.Package p : mPackages.values()) { 3812 if (p.mExtras != null) { 3813 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3814 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3815 if (ai != null) { 3816 list.add(ai); 3817 } 3818 } 3819 } 3820 } 3821 3822 return new ParceledListSlice<ApplicationInfo>(list); 3823 } 3824 } 3825 3826 public List<ApplicationInfo> getPersistentApplications(int flags) { 3827 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3828 3829 // reader 3830 synchronized (mPackages) { 3831 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3832 final int userId = UserHandle.getCallingUserId(); 3833 while (i.hasNext()) { 3834 final PackageParser.Package p = i.next(); 3835 if (p.applicationInfo != null 3836 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3837 && (!mSafeMode || isSystemApp(p))) { 3838 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3839 if (ps != null) { 3840 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3841 ps.readUserState(userId), userId); 3842 if (ai != null) { 3843 finalList.add(ai); 3844 } 3845 } 3846 } 3847 } 3848 } 3849 3850 return finalList; 3851 } 3852 3853 @Override 3854 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3855 if (!sUserManager.exists(userId)) return null; 3856 // reader 3857 synchronized (mPackages) { 3858 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3859 PackageSetting ps = provider != null 3860 ? mSettings.mPackages.get(provider.owner.packageName) 3861 : null; 3862 return ps != null 3863 && mSettings.isEnabledLPr(provider.info, flags, userId) 3864 && (!mSafeMode || (provider.info.applicationInfo.flags 3865 &ApplicationInfo.FLAG_SYSTEM) != 0) 3866 ? PackageParser.generateProviderInfo(provider, flags, 3867 ps.readUserState(userId), userId) 3868 : null; 3869 } 3870 } 3871 3872 /** 3873 * @deprecated 3874 */ 3875 @Deprecated 3876 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3877 // reader 3878 synchronized (mPackages) { 3879 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3880 .entrySet().iterator(); 3881 final int userId = UserHandle.getCallingUserId(); 3882 while (i.hasNext()) { 3883 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3884 PackageParser.Provider p = entry.getValue(); 3885 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3886 3887 if (ps != null && p.syncable 3888 && (!mSafeMode || (p.info.applicationInfo.flags 3889 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3890 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3891 ps.readUserState(userId), userId); 3892 if (info != null) { 3893 outNames.add(entry.getKey()); 3894 outInfo.add(info); 3895 } 3896 } 3897 } 3898 } 3899 } 3900 3901 @Override 3902 public List<ProviderInfo> queryContentProviders(String processName, 3903 int uid, int flags) { 3904 ArrayList<ProviderInfo> finalList = null; 3905 // reader 3906 synchronized (mPackages) { 3907 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3908 final int userId = processName != null ? 3909 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3910 while (i.hasNext()) { 3911 final PackageParser.Provider p = i.next(); 3912 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3913 if (ps != null && p.info.authority != null 3914 && (processName == null 3915 || (p.info.processName.equals(processName) 3916 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3917 && mSettings.isEnabledLPr(p.info, flags, userId) 3918 && (!mSafeMode 3919 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3920 if (finalList == null) { 3921 finalList = new ArrayList<ProviderInfo>(3); 3922 } 3923 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3924 ps.readUserState(userId), userId); 3925 if (info != null) { 3926 finalList.add(info); 3927 } 3928 } 3929 } 3930 } 3931 3932 if (finalList != null) { 3933 Collections.sort(finalList, mProviderInitOrderSorter); 3934 } 3935 3936 return finalList; 3937 } 3938 3939 @Override 3940 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3941 int flags) { 3942 // reader 3943 synchronized (mPackages) { 3944 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3945 return PackageParser.generateInstrumentationInfo(i, flags); 3946 } 3947 } 3948 3949 @Override 3950 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3951 int flags) { 3952 ArrayList<InstrumentationInfo> finalList = 3953 new ArrayList<InstrumentationInfo>(); 3954 3955 // reader 3956 synchronized (mPackages) { 3957 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3958 while (i.hasNext()) { 3959 final PackageParser.Instrumentation p = i.next(); 3960 if (targetPackage == null 3961 || targetPackage.equals(p.info.targetPackage)) { 3962 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3963 flags); 3964 if (ii != null) { 3965 finalList.add(ii); 3966 } 3967 } 3968 } 3969 } 3970 3971 return finalList; 3972 } 3973 3974 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3975 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3976 if (overlays == null) { 3977 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3978 return; 3979 } 3980 for (PackageParser.Package opkg : overlays.values()) { 3981 // Not much to do if idmap fails: we already logged the error 3982 // and we certainly don't want to abort installation of pkg simply 3983 // because an overlay didn't fit properly. For these reasons, 3984 // ignore the return value of createIdmapForPackagePairLI. 3985 createIdmapForPackagePairLI(pkg, opkg); 3986 } 3987 } 3988 3989 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3990 PackageParser.Package opkg) { 3991 if (!opkg.mTrustedOverlay) { 3992 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 3993 opkg.baseCodePath + ": overlay not trusted"); 3994 return false; 3995 } 3996 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3997 if (overlaySet == null) { 3998 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 3999 opkg.baseCodePath + " but target package has no known overlays"); 4000 return false; 4001 } 4002 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4003 // TODO: generate idmap for split APKs 4004 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4005 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4006 + opkg.baseCodePath); 4007 return false; 4008 } 4009 PackageParser.Package[] overlayArray = 4010 overlaySet.values().toArray(new PackageParser.Package[0]); 4011 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4012 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4013 return p1.mOverlayPriority - p2.mOverlayPriority; 4014 } 4015 }; 4016 Arrays.sort(overlayArray, cmp); 4017 4018 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4019 int i = 0; 4020 for (PackageParser.Package p : overlayArray) { 4021 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4022 } 4023 return true; 4024 } 4025 4026 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4027 final File[] files = dir.listFiles(); 4028 if (ArrayUtils.isEmpty(files)) { 4029 Log.d(TAG, "No files in app dir " + dir); 4030 return; 4031 } 4032 4033 if (DEBUG_PACKAGE_SCANNING) { 4034 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4035 + " flags=0x" + Integer.toHexString(parseFlags)); 4036 } 4037 4038 for (File file : files) { 4039 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4040 && !PackageInstallerService.isStageName(file.getName()); 4041 if (!isPackage) { 4042 // Ignore entries which are not packages 4043 continue; 4044 } 4045 try { 4046 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4047 scanFlags, currentTime, null); 4048 } catch (PackageManagerException e) { 4049 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4050 4051 // Delete invalid userdata apps 4052 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4053 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4054 Slog.w(TAG, "Deleting invalid package at " + file); 4055 if (file.isDirectory()) { 4056 FileUtils.deleteContents(file); 4057 } 4058 file.delete(); 4059 } 4060 } 4061 } 4062 } 4063 4064 private static File getSettingsProblemFile() { 4065 File dataDir = Environment.getDataDirectory(); 4066 File systemDir = new File(dataDir, "system"); 4067 File fname = new File(systemDir, "uiderrors.txt"); 4068 return fname; 4069 } 4070 4071 static void reportSettingsProblem(int priority, String msg) { 4072 try { 4073 File fname = getSettingsProblemFile(); 4074 FileOutputStream out = new FileOutputStream(fname, true); 4075 PrintWriter pw = new FastPrintWriter(out); 4076 SimpleDateFormat formatter = new SimpleDateFormat(); 4077 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4078 pw.println(dateString + ": " + msg); 4079 pw.close(); 4080 FileUtils.setPermissions( 4081 fname.toString(), 4082 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4083 -1, -1); 4084 } catch (java.io.IOException e) { 4085 } 4086 Slog.println(priority, TAG, msg); 4087 } 4088 4089 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4090 PackageParser.Package pkg, File srcFile, int parseFlags) 4091 throws PackageManagerException { 4092 if (ps != null 4093 && ps.codePath.equals(srcFile) 4094 && ps.timeStamp == srcFile.lastModified() 4095 && !isCompatSignatureUpdateNeeded(pkg)) { 4096 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4097 if (ps.signatures.mSignatures != null 4098 && ps.signatures.mSignatures.length != 0 4099 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4100 // Optimization: reuse the existing cached certificates 4101 // if the package appears to be unchanged. 4102 pkg.mSignatures = ps.signatures.mSignatures; 4103 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4104 synchronized (mPackages) { 4105 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4106 } 4107 return; 4108 } 4109 4110 Slog.w(TAG, "PackageSetting for " + ps.name 4111 + " is missing signatures. Collecting certs again to recover them."); 4112 } else { 4113 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4114 } 4115 4116 try { 4117 pp.collectCertificates(pkg, parseFlags); 4118 pp.collectManifestDigest(pkg); 4119 } catch (PackageParserException e) { 4120 throw PackageManagerException.from(e); 4121 } 4122 } 4123 4124 /* 4125 * Scan a package and return the newly parsed package. 4126 * Returns null in case of errors and the error code is stored in mLastScanError 4127 */ 4128 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4129 long currentTime, UserHandle user) throws PackageManagerException { 4130 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4131 parseFlags |= mDefParseFlags; 4132 PackageParser pp = new PackageParser(); 4133 pp.setSeparateProcesses(mSeparateProcesses); 4134 pp.setOnlyCoreApps(mOnlyCore); 4135 pp.setDisplayMetrics(mMetrics); 4136 4137 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4138 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4139 } 4140 4141 final PackageParser.Package pkg; 4142 try { 4143 pkg = pp.parsePackage(scanFile, parseFlags); 4144 } catch (PackageParserException e) { 4145 throw PackageManagerException.from(e); 4146 } 4147 4148 PackageSetting ps = null; 4149 PackageSetting updatedPkg; 4150 // reader 4151 synchronized (mPackages) { 4152 // Look to see if we already know about this package. 4153 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4154 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4155 // This package has been renamed to its original name. Let's 4156 // use that. 4157 ps = mSettings.peekPackageLPr(oldName); 4158 } 4159 // If there was no original package, see one for the real package name. 4160 if (ps == null) { 4161 ps = mSettings.peekPackageLPr(pkg.packageName); 4162 } 4163 // Check to see if this package could be hiding/updating a system 4164 // package. Must look for it either under the original or real 4165 // package name depending on our state. 4166 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4167 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4168 } 4169 boolean updatedPkgBetter = false; 4170 // First check if this is a system package that may involve an update 4171 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4172 if (ps != null && !ps.codePath.equals(scanFile)) { 4173 // The path has changed from what was last scanned... check the 4174 // version of the new path against what we have stored to determine 4175 // what to do. 4176 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4177 if (pkg.mVersionCode < ps.versionCode) { 4178 // The system package has been updated and the code path does not match 4179 // Ignore entry. Skip it. 4180 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4181 + " ignored: updated version " + ps.versionCode 4182 + " better than this " + pkg.mVersionCode); 4183 if (!updatedPkg.codePath.equals(scanFile)) { 4184 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4185 + ps.name + " changing from " + updatedPkg.codePathString 4186 + " to " + scanFile); 4187 updatedPkg.codePath = scanFile; 4188 updatedPkg.codePathString = scanFile.toString(); 4189 // This is the point at which we know that the system-disk APK 4190 // for this package has moved during a reboot (e.g. due to an OTA), 4191 // so we need to reevaluate it for privilege policy. 4192 if (locationIsPrivileged(scanFile)) { 4193 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4194 } 4195 } 4196 updatedPkg.pkg = pkg; 4197 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4198 } else { 4199 // The current app on the system partition is better than 4200 // what we have updated to on the data partition; switch 4201 // back to the system partition version. 4202 // At this point, its safely assumed that package installation for 4203 // apps in system partition will go through. If not there won't be a working 4204 // version of the app 4205 // writer 4206 synchronized (mPackages) { 4207 // Just remove the loaded entries from package lists. 4208 mPackages.remove(ps.name); 4209 } 4210 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4211 + "reverting from " + ps.codePathString 4212 + ": new version " + pkg.mVersionCode 4213 + " better than installed " + ps.versionCode); 4214 4215 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4216 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4217 getAppDexInstructionSets(ps)); 4218 synchronized (mInstallLock) { 4219 args.cleanUpResourcesLI(); 4220 } 4221 synchronized (mPackages) { 4222 mSettings.enableSystemPackageLPw(ps.name); 4223 } 4224 updatedPkgBetter = true; 4225 } 4226 } 4227 } 4228 4229 if (updatedPkg != null) { 4230 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4231 // initially 4232 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4233 4234 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4235 // flag set initially 4236 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4237 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4238 } 4239 } 4240 4241 // Verify certificates against what was last scanned 4242 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4243 4244 /* 4245 * A new system app appeared, but we already had a non-system one of the 4246 * same name installed earlier. 4247 */ 4248 boolean shouldHideSystemApp = false; 4249 if (updatedPkg == null && ps != null 4250 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4251 /* 4252 * Check to make sure the signatures match first. If they don't, 4253 * wipe the installed application and its data. 4254 */ 4255 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4256 != PackageManager.SIGNATURE_MATCH) { 4257 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4258 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4259 ps = null; 4260 } else { 4261 /* 4262 * If the newly-added system app is an older version than the 4263 * already installed version, hide it. It will be scanned later 4264 * and re-added like an update. 4265 */ 4266 if (pkg.mVersionCode < ps.versionCode) { 4267 shouldHideSystemApp = true; 4268 } else { 4269 /* 4270 * The newly found system app is a newer version that the 4271 * one previously installed. Simply remove the 4272 * already-installed application and replace it with our own 4273 * while keeping the application data. 4274 */ 4275 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4276 + ps.codePathString + ": new version " + pkg.mVersionCode 4277 + " better than installed " + ps.versionCode); 4278 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4279 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4280 getAppDexInstructionSets(ps)); 4281 synchronized (mInstallLock) { 4282 args.cleanUpResourcesLI(); 4283 } 4284 } 4285 } 4286 } 4287 4288 // The apk is forward locked (not public) if its code and resources 4289 // are kept in different files. (except for app in either system or 4290 // vendor path). 4291 // TODO grab this value from PackageSettings 4292 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4293 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4294 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4295 } 4296 } 4297 4298 // TODO: extend to support forward-locked splits 4299 String resourcePath = null; 4300 String baseResourcePath = null; 4301 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4302 if (ps != null && ps.resourcePathString != null) { 4303 resourcePath = ps.resourcePathString; 4304 baseResourcePath = ps.resourcePathString; 4305 } else { 4306 // Should not happen at all. Just log an error. 4307 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4308 } 4309 } else { 4310 resourcePath = pkg.codePath; 4311 baseResourcePath = pkg.baseCodePath; 4312 } 4313 4314 // Set application objects path explicitly. 4315 pkg.applicationInfo.setCodePath(pkg.codePath); 4316 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4317 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4318 pkg.applicationInfo.setResourcePath(resourcePath); 4319 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4320 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4321 4322 // Note that we invoke the following method only if we are about to unpack an application 4323 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4324 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4325 4326 /* 4327 * If the system app should be overridden by a previously installed 4328 * data, hide the system app now and let the /data/app scan pick it up 4329 * again. 4330 */ 4331 if (shouldHideSystemApp) { 4332 synchronized (mPackages) { 4333 /* 4334 * We have to grant systems permissions before we hide, because 4335 * grantPermissions will assume the package update is trying to 4336 * expand its permissions. 4337 */ 4338 grantPermissionsLPw(pkg, true, pkg.packageName); 4339 mSettings.disableSystemPackageLPw(pkg.packageName); 4340 } 4341 } 4342 4343 return scannedPkg; 4344 } 4345 4346 private static String fixProcessName(String defProcessName, 4347 String processName, int uid) { 4348 if (processName == null) { 4349 return defProcessName; 4350 } 4351 return processName; 4352 } 4353 4354 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4355 throws PackageManagerException { 4356 if (pkgSetting.signatures.mSignatures != null) { 4357 // Already existing package. Make sure signatures match 4358 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4359 == PackageManager.SIGNATURE_MATCH; 4360 if (!match) { 4361 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4362 == PackageManager.SIGNATURE_MATCH; 4363 } 4364 if (!match) { 4365 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4366 + pkg.packageName + " signatures do not match the " 4367 + "previously installed version; ignoring!"); 4368 } 4369 } 4370 4371 // Check for shared user signatures 4372 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4373 // Already existing package. Make sure signatures match 4374 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4375 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4376 if (!match) { 4377 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4378 == PackageManager.SIGNATURE_MATCH; 4379 } 4380 if (!match) { 4381 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4382 "Package " + pkg.packageName 4383 + " has no signatures that match those in shared user " 4384 + pkgSetting.sharedUser.name + "; ignoring!"); 4385 } 4386 } 4387 } 4388 4389 /** 4390 * Enforces that only the system UID or root's UID can call a method exposed 4391 * via Binder. 4392 * 4393 * @param message used as message if SecurityException is thrown 4394 * @throws SecurityException if the caller is not system or root 4395 */ 4396 private static final void enforceSystemOrRoot(String message) { 4397 final int uid = Binder.getCallingUid(); 4398 if (uid != Process.SYSTEM_UID && uid != 0) { 4399 throw new SecurityException(message); 4400 } 4401 } 4402 4403 @Override 4404 public void performBootDexOpt() { 4405 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4406 4407 final HashSet<PackageParser.Package> pkgs; 4408 synchronized (mPackages) { 4409 pkgs = mDeferredDexOpt; 4410 mDeferredDexOpt = null; 4411 } 4412 4413 if (pkgs != null) { 4414 // Filter out packages that aren't recently used. 4415 // 4416 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 4417 // should do a full dexopt. 4418 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4419 // TODO: add a property to control this? 4420 long dexOptLRUThresholdInMinutes; 4421 if (mLazyDexOpt) { 4422 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4423 } else { 4424 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4425 } 4426 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4427 4428 int total = pkgs.size(); 4429 int skipped = 0; 4430 long now = System.currentTimeMillis(); 4431 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4432 PackageParser.Package pkg = i.next(); 4433 long then = pkg.mLastPackageUsageTimeInMills; 4434 if (then + dexOptLRUThresholdInMills < now) { 4435 if (DEBUG_DEXOPT) { 4436 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4437 ((then == 0) ? "never" : new Date(then))); 4438 } 4439 i.remove(); 4440 skipped++; 4441 } 4442 } 4443 if (DEBUG_DEXOPT) { 4444 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4445 } 4446 } 4447 4448 int i = 0; 4449 for (PackageParser.Package pkg : pkgs) { 4450 i++; 4451 if (DEBUG_DEXOPT) { 4452 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4453 + ": " + pkg.packageName); 4454 } 4455 if (!isFirstBoot()) { 4456 try { 4457 ActivityManagerNative.getDefault().showBootMessage( 4458 mContext.getResources().getString( 4459 R.string.android_upgrading_apk, 4460 i, pkgs.size()), true); 4461 } catch (RemoteException e) { 4462 } 4463 } 4464 PackageParser.Package p = pkg; 4465 synchronized (mInstallLock) { 4466 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4467 true /* include dependencies */); 4468 } 4469 } 4470 } 4471 } 4472 4473 @Override 4474 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4475 return performDexOpt(packageName, instructionSet, false); 4476 } 4477 4478 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4479 if (info.primaryCpuAbi == null) { 4480 return getPreferredInstructionSet(); 4481 } 4482 4483 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4484 } 4485 4486 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 4487 boolean dexopt = mLazyDexOpt || backgroundDexopt; 4488 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 4489 if (!dexopt && !updateUsage) { 4490 // We aren't going to dexopt or update usage, so bail early. 4491 return false; 4492 } 4493 PackageParser.Package p; 4494 final String targetInstructionSet; 4495 synchronized (mPackages) { 4496 p = mPackages.get(packageName); 4497 if (p == null) { 4498 return false; 4499 } 4500 if (updateUsage) { 4501 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4502 } 4503 mPackageUsage.write(false); 4504 if (!dexopt) { 4505 // We aren't going to dexopt, so bail early. 4506 return false; 4507 } 4508 4509 targetInstructionSet = instructionSet != null ? instructionSet : 4510 getPrimaryInstructionSet(p.applicationInfo); 4511 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4512 return false; 4513 } 4514 } 4515 4516 synchronized (mInstallLock) { 4517 final String[] instructionSets = new String[] { targetInstructionSet }; 4518 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4519 true /* include dependencies */) == DEX_OPT_PERFORMED; 4520 } 4521 } 4522 4523 public HashSet<String> getPackagesThatNeedDexOpt() { 4524 HashSet<String> pkgs = null; 4525 synchronized (mPackages) { 4526 for (PackageParser.Package p : mPackages.values()) { 4527 if (DEBUG_DEXOPT) { 4528 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4529 } 4530 if (!p.mDexOptPerformed.isEmpty()) { 4531 continue; 4532 } 4533 if (pkgs == null) { 4534 pkgs = new HashSet<String>(); 4535 } 4536 pkgs.add(p.packageName); 4537 } 4538 } 4539 return pkgs; 4540 } 4541 4542 public void shutdown() { 4543 mPackageUsage.write(true); 4544 } 4545 4546 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4547 boolean forceDex, boolean defer, HashSet<String> done) { 4548 for (int i=0; i<libs.size(); i++) { 4549 PackageParser.Package libPkg; 4550 String libName; 4551 synchronized (mPackages) { 4552 libName = libs.get(i); 4553 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4554 if (lib != null && lib.apk != null) { 4555 libPkg = mPackages.get(lib.apk); 4556 } else { 4557 libPkg = null; 4558 } 4559 } 4560 if (libPkg != null && !done.contains(libName)) { 4561 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4562 } 4563 } 4564 } 4565 4566 static final int DEX_OPT_SKIPPED = 0; 4567 static final int DEX_OPT_PERFORMED = 1; 4568 static final int DEX_OPT_DEFERRED = 2; 4569 static final int DEX_OPT_FAILED = -1; 4570 4571 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4572 boolean forceDex, boolean defer, HashSet<String> done) { 4573 final String[] instructionSets = targetInstructionSets != null ? 4574 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4575 4576 if (done != null) { 4577 done.add(pkg.packageName); 4578 if (pkg.usesLibraries != null) { 4579 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4580 } 4581 if (pkg.usesOptionalLibraries != null) { 4582 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4583 } 4584 } 4585 4586 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4587 return DEX_OPT_SKIPPED; 4588 } 4589 4590 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4591 4592 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4593 boolean performedDexOpt = false; 4594 // There are three basic cases here: 4595 // 1.) we need to dexopt, either because we are forced or it is needed 4596 // 2.) we are defering a needed dexopt 4597 // 3.) we are skipping an unneeded dexopt 4598 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4599 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4600 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4601 continue; 4602 } 4603 4604 for (String path : paths) { 4605 try { 4606 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4607 // patckage or the one we find does not match the image checksum (i.e. it was 4608 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4609 // odex file and it matches the checksum of the image but not its base address, 4610 // meaning we need to move it. 4611 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4612 pkg.packageName, dexCodeInstructionSet, defer); 4613 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4614 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4615 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4616 + " vmSafeMode=" + vmSafeMode); 4617 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4618 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4619 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4620 4621 if (ret < 0) { 4622 // Don't bother running dexopt again if we failed, it will probably 4623 // just result in an error again. Also, don't bother dexopting for other 4624 // paths & ISAs. 4625 return DEX_OPT_FAILED; 4626 } 4627 4628 performedDexOpt = true; 4629 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4630 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4631 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4632 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4633 pkg.packageName, dexCodeInstructionSet); 4634 4635 if (ret < 0) { 4636 // Don't bother running patchoat again if we failed, it will probably 4637 // just result in an error again. Also, don't bother dexopting for other 4638 // paths & ISAs. 4639 return DEX_OPT_FAILED; 4640 } 4641 4642 performedDexOpt = true; 4643 } 4644 4645 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4646 // paths and instruction sets. We'll deal with them all together when we process 4647 // our list of deferred dexopts. 4648 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4649 if (mDeferredDexOpt == null) { 4650 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4651 } 4652 mDeferredDexOpt.add(pkg); 4653 return DEX_OPT_DEFERRED; 4654 } 4655 } catch (FileNotFoundException e) { 4656 Slog.w(TAG, "Apk not found for dexopt: " + path); 4657 return DEX_OPT_FAILED; 4658 } catch (IOException e) { 4659 Slog.w(TAG, "IOException reading apk: " + path, e); 4660 return DEX_OPT_FAILED; 4661 } catch (StaleDexCacheError e) { 4662 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4663 return DEX_OPT_FAILED; 4664 } catch (Exception e) { 4665 Slog.w(TAG, "Exception when doing dexopt : ", e); 4666 return DEX_OPT_FAILED; 4667 } 4668 } 4669 4670 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4671 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4672 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4673 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4674 // it. 4675 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4676 } 4677 4678 // If we've gotten here, we're sure that no error occurred and that we haven't 4679 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4680 // we've skipped all of them because they are up to date. In both cases this 4681 // package doesn't need dexopt any longer. 4682 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4683 } 4684 4685 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4686 if (info.primaryCpuAbi != null) { 4687 if (info.secondaryCpuAbi != null) { 4688 return new String[] { 4689 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4690 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4691 } else { 4692 return new String[] { 4693 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4694 } 4695 } 4696 4697 return new String[] { getPreferredInstructionSet() }; 4698 } 4699 4700 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4701 if (ps.primaryCpuAbiString != null) { 4702 if (ps.secondaryCpuAbiString != null) { 4703 return new String[] { 4704 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4705 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4706 } else { 4707 return new String[] { 4708 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4709 } 4710 } 4711 4712 return new String[] { getPreferredInstructionSet() }; 4713 } 4714 4715 private static String getPreferredInstructionSet() { 4716 if (sPreferredInstructionSet == null) { 4717 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4718 } 4719 4720 return sPreferredInstructionSet; 4721 } 4722 4723 private static List<String> getAllInstructionSets() { 4724 final String[] allAbis = Build.SUPPORTED_ABIS; 4725 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4726 4727 for (String abi : allAbis) { 4728 final String instructionSet = VMRuntime.getInstructionSet(abi); 4729 if (!allInstructionSets.contains(instructionSet)) { 4730 allInstructionSets.add(instructionSet); 4731 } 4732 } 4733 4734 return allInstructionSets; 4735 } 4736 4737 /** 4738 * Returns the instruction set that should be used to compile dex code. In the presence of 4739 * a native bridge this might be different than the one shared libraries use. 4740 */ 4741 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4742 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4743 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4744 } 4745 4746 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4747 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4748 for (String instructionSet : instructionSets) { 4749 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4750 } 4751 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4752 } 4753 4754 /** 4755 * Returns deduplicated list of supported instructions for dex code. 4756 */ 4757 public static String[] getAllDexCodeInstructionSets() { 4758 String[] supportedInstructionSets = new String[Build.SUPPORTED_ABIS.length]; 4759 for (int i = 0; i < supportedInstructionSets.length; i++) { 4760 String abi = Build.SUPPORTED_ABIS[i]; 4761 supportedInstructionSets[i] = VMRuntime.getInstructionSet(abi); 4762 } 4763 return getDexCodeInstructionSets(supportedInstructionSets); 4764 } 4765 4766 @Override 4767 public void forceDexOpt(String packageName) { 4768 enforceSystemOrRoot("forceDexOpt"); 4769 4770 PackageParser.Package pkg; 4771 synchronized (mPackages) { 4772 pkg = mPackages.get(packageName); 4773 if (pkg == null) { 4774 throw new IllegalArgumentException("Missing package: " + packageName); 4775 } 4776 } 4777 4778 synchronized (mInstallLock) { 4779 final String[] instructionSets = new String[] { 4780 getPrimaryInstructionSet(pkg.applicationInfo) }; 4781 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4782 if (res != DEX_OPT_PERFORMED) { 4783 throw new IllegalStateException("Failed to dexopt: " + res); 4784 } 4785 } 4786 } 4787 4788 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4789 boolean forceDex, boolean defer, boolean inclDependencies) { 4790 HashSet<String> done; 4791 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4792 done = new HashSet<String>(); 4793 done.add(pkg.packageName); 4794 } else { 4795 done = null; 4796 } 4797 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4798 } 4799 4800 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4801 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4802 Slog.w(TAG, "Unable to update from " + oldPkg.name 4803 + " to " + newPkg.packageName 4804 + ": old package not in system partition"); 4805 return false; 4806 } else if (mPackages.get(oldPkg.name) != null) { 4807 Slog.w(TAG, "Unable to update from " + oldPkg.name 4808 + " to " + newPkg.packageName 4809 + ": old package still exists"); 4810 return false; 4811 } 4812 return true; 4813 } 4814 4815 File getDataPathForUser(int userId) { 4816 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4817 } 4818 4819 private File getDataPathForPackage(String packageName, int userId) { 4820 /* 4821 * Until we fully support multiple users, return the directory we 4822 * previously would have. The PackageManagerTests will need to be 4823 * revised when this is changed back.. 4824 */ 4825 if (userId == 0) { 4826 return new File(mAppDataDir, packageName); 4827 } else { 4828 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4829 + File.separator + packageName); 4830 } 4831 } 4832 4833 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4834 int[] users = sUserManager.getUserIds(); 4835 int res = mInstaller.install(packageName, uid, uid, seinfo); 4836 if (res < 0) { 4837 return res; 4838 } 4839 for (int user : users) { 4840 if (user != 0) { 4841 res = mInstaller.createUserData(packageName, 4842 UserHandle.getUid(user, uid), user, seinfo); 4843 if (res < 0) { 4844 return res; 4845 } 4846 } 4847 } 4848 return res; 4849 } 4850 4851 private int removeDataDirsLI(String packageName) { 4852 int[] users = sUserManager.getUserIds(); 4853 int res = 0; 4854 for (int user : users) { 4855 int resInner = mInstaller.remove(packageName, user); 4856 if (resInner < 0) { 4857 res = resInner; 4858 } 4859 } 4860 4861 return res; 4862 } 4863 4864 private int deleteCodeCacheDirsLI(String packageName) { 4865 int[] users = sUserManager.getUserIds(); 4866 int res = 0; 4867 for (int user : users) { 4868 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4869 if (resInner < 0) { 4870 res = resInner; 4871 } 4872 } 4873 return res; 4874 } 4875 4876 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4877 PackageParser.Package changingLib) { 4878 if (file.path != null) { 4879 usesLibraryFiles.add(file.path); 4880 return; 4881 } 4882 PackageParser.Package p = mPackages.get(file.apk); 4883 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4884 // If we are doing this while in the middle of updating a library apk, 4885 // then we need to make sure to use that new apk for determining the 4886 // dependencies here. (We haven't yet finished committing the new apk 4887 // to the package manager state.) 4888 if (p == null || p.packageName.equals(changingLib.packageName)) { 4889 p = changingLib; 4890 } 4891 } 4892 if (p != null) { 4893 usesLibraryFiles.addAll(p.getAllCodePaths()); 4894 } 4895 } 4896 4897 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4898 PackageParser.Package changingLib) throws PackageManagerException { 4899 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4900 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4901 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4902 for (int i=0; i<N; i++) { 4903 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4904 if (file == null) { 4905 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4906 "Package " + pkg.packageName + " requires unavailable shared library " 4907 + pkg.usesLibraries.get(i) + "; failing!"); 4908 } 4909 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4910 } 4911 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4912 for (int i=0; i<N; i++) { 4913 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4914 if (file == null) { 4915 Slog.w(TAG, "Package " + pkg.packageName 4916 + " desires unavailable shared library " 4917 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4918 } else { 4919 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4920 } 4921 } 4922 N = usesLibraryFiles.size(); 4923 if (N > 0) { 4924 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4925 } else { 4926 pkg.usesLibraryFiles = null; 4927 } 4928 } 4929 } 4930 4931 private static boolean hasString(List<String> list, List<String> which) { 4932 if (list == null) { 4933 return false; 4934 } 4935 for (int i=list.size()-1; i>=0; i--) { 4936 for (int j=which.size()-1; j>=0; j--) { 4937 if (which.get(j).equals(list.get(i))) { 4938 return true; 4939 } 4940 } 4941 } 4942 return false; 4943 } 4944 4945 private void updateAllSharedLibrariesLPw() { 4946 for (PackageParser.Package pkg : mPackages.values()) { 4947 try { 4948 updateSharedLibrariesLPw(pkg, null); 4949 } catch (PackageManagerException e) { 4950 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4951 } 4952 } 4953 } 4954 4955 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4956 PackageParser.Package changingPkg) { 4957 ArrayList<PackageParser.Package> res = null; 4958 for (PackageParser.Package pkg : mPackages.values()) { 4959 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4960 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4961 if (res == null) { 4962 res = new ArrayList<PackageParser.Package>(); 4963 } 4964 res.add(pkg); 4965 try { 4966 updateSharedLibrariesLPw(pkg, changingPkg); 4967 } catch (PackageManagerException e) { 4968 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4969 } 4970 } 4971 } 4972 return res; 4973 } 4974 4975 /** 4976 * Derive the value of the {@code cpuAbiOverride} based on the provided 4977 * value and an optional stored value from the package settings. 4978 */ 4979 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 4980 String cpuAbiOverride = null; 4981 4982 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 4983 cpuAbiOverride = null; 4984 } else if (abiOverride != null) { 4985 cpuAbiOverride = abiOverride; 4986 } else if (settings != null) { 4987 cpuAbiOverride = settings.cpuAbiOverrideString; 4988 } 4989 4990 return cpuAbiOverride; 4991 } 4992 4993 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 4994 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 4995 boolean success = false; 4996 try { 4997 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 4998 currentTime, user); 4999 success = true; 5000 return res; 5001 } finally { 5002 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5003 removeDataDirsLI(pkg.packageName); 5004 } 5005 } 5006 } 5007 5008 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5009 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5010 final File scanFile = new File(pkg.codePath); 5011 if (pkg.applicationInfo.getCodePath() == null || 5012 pkg.applicationInfo.getResourcePath() == null) { 5013 // Bail out. The resource and code paths haven't been set. 5014 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5015 "Code and resource paths haven't been set correctly"); 5016 } 5017 5018 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5019 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5020 } 5021 5022 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5023 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 5024 } 5025 5026 if (mCustomResolverComponentName != null && 5027 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5028 setUpCustomResolverActivity(pkg); 5029 } 5030 5031 if (pkg.packageName.equals("android")) { 5032 synchronized (mPackages) { 5033 if (mAndroidApplication != null) { 5034 Slog.w(TAG, "*************************************************"); 5035 Slog.w(TAG, "Core android package being redefined. Skipping."); 5036 Slog.w(TAG, " file=" + scanFile); 5037 Slog.w(TAG, "*************************************************"); 5038 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5039 "Core android package being redefined. Skipping."); 5040 } 5041 5042 // Set up information for our fall-back user intent resolution activity. 5043 mPlatformPackage = pkg; 5044 pkg.mVersionCode = mSdkVersion; 5045 mAndroidApplication = pkg.applicationInfo; 5046 5047 if (!mResolverReplaced) { 5048 mResolveActivity.applicationInfo = mAndroidApplication; 5049 mResolveActivity.name = ResolverActivity.class.getName(); 5050 mResolveActivity.packageName = mAndroidApplication.packageName; 5051 mResolveActivity.processName = "system:ui"; 5052 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5053 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5054 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5055 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5056 mResolveActivity.exported = true; 5057 mResolveActivity.enabled = true; 5058 mResolveInfo.activityInfo = mResolveActivity; 5059 mResolveInfo.priority = 0; 5060 mResolveInfo.preferredOrder = 0; 5061 mResolveInfo.match = 0; 5062 mResolveComponentName = new ComponentName( 5063 mAndroidApplication.packageName, mResolveActivity.name); 5064 } 5065 } 5066 } 5067 5068 if (DEBUG_PACKAGE_SCANNING) { 5069 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5070 Log.d(TAG, "Scanning package " + pkg.packageName); 5071 } 5072 5073 if (mPackages.containsKey(pkg.packageName) 5074 || mSharedLibraries.containsKey(pkg.packageName)) { 5075 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5076 "Application package " + pkg.packageName 5077 + " already installed. Skipping duplicate."); 5078 } 5079 5080 // Initialize package source and resource directories 5081 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5082 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5083 5084 SharedUserSetting suid = null; 5085 PackageSetting pkgSetting = null; 5086 5087 if (!isSystemApp(pkg)) { 5088 // Only system apps can use these features. 5089 pkg.mOriginalPackages = null; 5090 pkg.mRealPackage = null; 5091 pkg.mAdoptPermissions = null; 5092 } 5093 5094 // writer 5095 synchronized (mPackages) { 5096 if (pkg.mSharedUserId != null) { 5097 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5098 if (suid == null) { 5099 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5100 "Creating application package " + pkg.packageName 5101 + " for shared user failed"); 5102 } 5103 if (DEBUG_PACKAGE_SCANNING) { 5104 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5105 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5106 + "): packages=" + suid.packages); 5107 } 5108 } 5109 5110 // Check if we are renaming from an original package name. 5111 PackageSetting origPackage = null; 5112 String realName = null; 5113 if (pkg.mOriginalPackages != null) { 5114 // This package may need to be renamed to a previously 5115 // installed name. Let's check on that... 5116 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5117 if (pkg.mOriginalPackages.contains(renamed)) { 5118 // This package had originally been installed as the 5119 // original name, and we have already taken care of 5120 // transitioning to the new one. Just update the new 5121 // one to continue using the old name. 5122 realName = pkg.mRealPackage; 5123 if (!pkg.packageName.equals(renamed)) { 5124 // Callers into this function may have already taken 5125 // care of renaming the package; only do it here if 5126 // it is not already done. 5127 pkg.setPackageName(renamed); 5128 } 5129 5130 } else { 5131 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5132 if ((origPackage = mSettings.peekPackageLPr( 5133 pkg.mOriginalPackages.get(i))) != null) { 5134 // We do have the package already installed under its 5135 // original name... should we use it? 5136 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5137 // New package is not compatible with original. 5138 origPackage = null; 5139 continue; 5140 } else if (origPackage.sharedUser != null) { 5141 // Make sure uid is compatible between packages. 5142 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5143 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5144 + " to " + pkg.packageName + ": old uid " 5145 + origPackage.sharedUser.name 5146 + " differs from " + pkg.mSharedUserId); 5147 origPackage = null; 5148 continue; 5149 } 5150 } else { 5151 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5152 + pkg.packageName + " to old name " + origPackage.name); 5153 } 5154 break; 5155 } 5156 } 5157 } 5158 } 5159 5160 if (mTransferedPackages.contains(pkg.packageName)) { 5161 Slog.w(TAG, "Package " + pkg.packageName 5162 + " was transferred to another, but its .apk remains"); 5163 } 5164 5165 // Just create the setting, don't add it yet. For already existing packages 5166 // the PkgSetting exists already and doesn't have to be created. 5167 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5168 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5169 pkg.applicationInfo.primaryCpuAbi, 5170 pkg.applicationInfo.secondaryCpuAbi, 5171 pkg.applicationInfo.flags, user, false); 5172 if (pkgSetting == null) { 5173 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5174 "Creating application package " + pkg.packageName + " failed"); 5175 } 5176 5177 if (pkgSetting.origPackage != null) { 5178 // If we are first transitioning from an original package, 5179 // fix up the new package's name now. We need to do this after 5180 // looking up the package under its new name, so getPackageLP 5181 // can take care of fiddling things correctly. 5182 pkg.setPackageName(origPackage.name); 5183 5184 // File a report about this. 5185 String msg = "New package " + pkgSetting.realName 5186 + " renamed to replace old package " + pkgSetting.name; 5187 reportSettingsProblem(Log.WARN, msg); 5188 5189 // Make a note of it. 5190 mTransferedPackages.add(origPackage.name); 5191 5192 // No longer need to retain this. 5193 pkgSetting.origPackage = null; 5194 } 5195 5196 if (realName != null) { 5197 // Make a note of it. 5198 mTransferedPackages.add(pkg.packageName); 5199 } 5200 5201 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5202 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5203 } 5204 5205 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5206 // Check all shared libraries and map to their actual file path. 5207 // We only do this here for apps not on a system dir, because those 5208 // are the only ones that can fail an install due to this. We 5209 // will take care of the system apps by updating all of their 5210 // library paths after the scan is done. 5211 updateSharedLibrariesLPw(pkg, null); 5212 } 5213 5214 if (mFoundPolicyFile) { 5215 SELinuxMMAC.assignSeinfoValue(pkg); 5216 } 5217 5218 pkg.applicationInfo.uid = pkgSetting.appId; 5219 pkg.mExtras = pkgSetting; 5220 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5221 try { 5222 verifySignaturesLP(pkgSetting, pkg); 5223 } catch (PackageManagerException e) { 5224 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5225 throw e; 5226 } 5227 // The signature has changed, but this package is in the system 5228 // image... let's recover! 5229 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5230 // However... if this package is part of a shared user, but it 5231 // doesn't match the signature of the shared user, let's fail. 5232 // What this means is that you can't change the signatures 5233 // associated with an overall shared user, which doesn't seem all 5234 // that unreasonable. 5235 if (pkgSetting.sharedUser != null) { 5236 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5237 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5238 throw new PackageManagerException( 5239 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5240 "Signature mismatch for shared user : " 5241 + pkgSetting.sharedUser); 5242 } 5243 } 5244 // File a report about this. 5245 String msg = "System package " + pkg.packageName 5246 + " signature changed; retaining data."; 5247 reportSettingsProblem(Log.WARN, msg); 5248 } 5249 } else { 5250 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5251 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5252 + pkg.packageName + " upgrade keys do not match the " 5253 + "previously installed version"); 5254 } else { 5255 // signatures may have changed as result of upgrade 5256 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5257 } 5258 } 5259 // Verify that this new package doesn't have any content providers 5260 // that conflict with existing packages. Only do this if the 5261 // package isn't already installed, since we don't want to break 5262 // things that are installed. 5263 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5264 final int N = pkg.providers.size(); 5265 int i; 5266 for (i=0; i<N; i++) { 5267 PackageParser.Provider p = pkg.providers.get(i); 5268 if (p.info.authority != null) { 5269 String names[] = p.info.authority.split(";"); 5270 for (int j = 0; j < names.length; j++) { 5271 if (mProvidersByAuthority.containsKey(names[j])) { 5272 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5273 final String otherPackageName = 5274 ((other != null && other.getComponentName() != null) ? 5275 other.getComponentName().getPackageName() : "?"); 5276 throw new PackageManagerException( 5277 INSTALL_FAILED_CONFLICTING_PROVIDER, 5278 "Can't install because provider name " + names[j] 5279 + " (in package " + pkg.applicationInfo.packageName 5280 + ") is already used by " + otherPackageName); 5281 } 5282 } 5283 } 5284 } 5285 } 5286 5287 if (pkg.mAdoptPermissions != null) { 5288 // This package wants to adopt ownership of permissions from 5289 // another package. 5290 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5291 final String origName = pkg.mAdoptPermissions.get(i); 5292 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5293 if (orig != null) { 5294 if (verifyPackageUpdateLPr(orig, pkg)) { 5295 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5296 + pkg.packageName); 5297 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5298 } 5299 } 5300 } 5301 } 5302 } 5303 5304 final String pkgName = pkg.packageName; 5305 5306 final long scanFileTime = scanFile.lastModified(); 5307 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5308 pkg.applicationInfo.processName = fixProcessName( 5309 pkg.applicationInfo.packageName, 5310 pkg.applicationInfo.processName, 5311 pkg.applicationInfo.uid); 5312 5313 File dataPath; 5314 if (mPlatformPackage == pkg) { 5315 // The system package is special. 5316 dataPath = new File(Environment.getDataDirectory(), "system"); 5317 5318 pkg.applicationInfo.dataDir = dataPath.getPath(); 5319 5320 } else { 5321 // This is a normal package, need to make its data directory. 5322 dataPath = getDataPathForPackage(pkg.packageName, 0); 5323 5324 boolean uidError = false; 5325 if (dataPath.exists()) { 5326 int currentUid = 0; 5327 try { 5328 StructStat stat = Os.stat(dataPath.getPath()); 5329 currentUid = stat.st_uid; 5330 } catch (ErrnoException e) { 5331 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5332 } 5333 5334 // If we have mismatched owners for the data path, we have a problem. 5335 if (currentUid != pkg.applicationInfo.uid) { 5336 boolean recovered = false; 5337 if (currentUid == 0) { 5338 // The directory somehow became owned by root. Wow. 5339 // This is probably because the system was stopped while 5340 // installd was in the middle of messing with its libs 5341 // directory. Ask installd to fix that. 5342 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5343 pkg.applicationInfo.uid); 5344 if (ret >= 0) { 5345 recovered = true; 5346 String msg = "Package " + pkg.packageName 5347 + " unexpectedly changed to uid 0; recovered to " + 5348 + pkg.applicationInfo.uid; 5349 reportSettingsProblem(Log.WARN, msg); 5350 } 5351 } 5352 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5353 || (scanFlags&SCAN_BOOTING) != 0)) { 5354 // If this is a system app, we can at least delete its 5355 // current data so the application will still work. 5356 int ret = removeDataDirsLI(pkgName); 5357 if (ret >= 0) { 5358 // TODO: Kill the processes first 5359 // Old data gone! 5360 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5361 ? "System package " : "Third party package "; 5362 String msg = prefix + pkg.packageName 5363 + " has changed from uid: " 5364 + currentUid + " to " 5365 + pkg.applicationInfo.uid + "; old data erased"; 5366 reportSettingsProblem(Log.WARN, msg); 5367 recovered = true; 5368 5369 // And now re-install the app. 5370 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5371 pkg.applicationInfo.seinfo); 5372 if (ret == -1) { 5373 // Ack should not happen! 5374 msg = prefix + pkg.packageName 5375 + " could not have data directory re-created after delete."; 5376 reportSettingsProblem(Log.WARN, msg); 5377 throw new PackageManagerException( 5378 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5379 } 5380 } 5381 if (!recovered) { 5382 mHasSystemUidErrors = true; 5383 } 5384 } else if (!recovered) { 5385 // If we allow this install to proceed, we will be broken. 5386 // Abort, abort! 5387 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5388 "scanPackageLI"); 5389 } 5390 if (!recovered) { 5391 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5392 + pkg.applicationInfo.uid + "/fs_" 5393 + currentUid; 5394 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5395 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5396 String msg = "Package " + pkg.packageName 5397 + " has mismatched uid: " 5398 + currentUid + " on disk, " 5399 + pkg.applicationInfo.uid + " in settings"; 5400 // writer 5401 synchronized (mPackages) { 5402 mSettings.mReadMessages.append(msg); 5403 mSettings.mReadMessages.append('\n'); 5404 uidError = true; 5405 if (!pkgSetting.uidError) { 5406 reportSettingsProblem(Log.ERROR, msg); 5407 } 5408 } 5409 } 5410 } 5411 pkg.applicationInfo.dataDir = dataPath.getPath(); 5412 if (mShouldRestoreconData) { 5413 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5414 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5415 pkg.applicationInfo.uid); 5416 } 5417 } else { 5418 if (DEBUG_PACKAGE_SCANNING) { 5419 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5420 Log.v(TAG, "Want this data dir: " + dataPath); 5421 } 5422 //invoke installer to do the actual installation 5423 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5424 pkg.applicationInfo.seinfo); 5425 if (ret < 0) { 5426 // Error from installer 5427 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5428 "Unable to create data dirs [errorCode=" + ret + "]"); 5429 } 5430 5431 if (dataPath.exists()) { 5432 pkg.applicationInfo.dataDir = dataPath.getPath(); 5433 } else { 5434 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5435 pkg.applicationInfo.dataDir = null; 5436 } 5437 } 5438 5439 pkgSetting.uidError = uidError; 5440 } 5441 5442 final String path = scanFile.getPath(); 5443 final String codePath = pkg.applicationInfo.getCodePath(); 5444 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5445 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5446 setBundledAppAbisAndRoots(pkg, pkgSetting); 5447 5448 // If we haven't found any native libraries for the app, check if it has 5449 // renderscript code. We'll need to force the app to 32 bit if it has 5450 // renderscript bitcode. 5451 if (pkg.applicationInfo.primaryCpuAbi == null 5452 && pkg.applicationInfo.secondaryCpuAbi == null 5453 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5454 NativeLibraryHelper.Handle handle = null; 5455 try { 5456 handle = NativeLibraryHelper.Handle.create(scanFile); 5457 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5458 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5459 } 5460 } catch (IOException ioe) { 5461 Slog.w(TAG, "Error scanning system app : " + ioe); 5462 } finally { 5463 IoUtils.closeQuietly(handle); 5464 } 5465 } 5466 5467 setNativeLibraryPaths(pkg); 5468 } else { 5469 // TODO: We can probably be smarter about this stuff. For installed apps, 5470 // we can calculate this information at install time once and for all. For 5471 // system apps, we can probably assume that this information doesn't change 5472 // after the first boot scan. As things stand, we do lots of unnecessary work. 5473 5474 // Give ourselves some initial paths; we'll come back for another 5475 // pass once we've determined ABI below. 5476 setNativeLibraryPaths(pkg); 5477 5478 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5479 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5480 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5481 5482 NativeLibraryHelper.Handle handle = null; 5483 try { 5484 handle = NativeLibraryHelper.Handle.create(scanFile); 5485 // TODO(multiArch): This can be null for apps that didn't go through the 5486 // usual installation process. We can calculate it again, like we 5487 // do during install time. 5488 // 5489 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5490 // unnecessary. 5491 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5492 5493 // Null out the abis so that they can be recalculated. 5494 pkg.applicationInfo.primaryCpuAbi = null; 5495 pkg.applicationInfo.secondaryCpuAbi = null; 5496 if (isMultiArch(pkg.applicationInfo)) { 5497 // Warn if we've set an abiOverride for multi-lib packages.. 5498 // By definition, we need to copy both 32 and 64 bit libraries for 5499 // such packages. 5500 if (pkg.cpuAbiOverride != null 5501 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5502 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5503 } 5504 5505 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5506 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5507 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5508 if (isAsec) { 5509 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5510 } else { 5511 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5512 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5513 useIsaSpecificSubdirs); 5514 } 5515 } 5516 5517 maybeThrowExceptionForMultiArchCopy( 5518 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5519 5520 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5521 if (isAsec) { 5522 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5523 } else { 5524 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5525 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5526 useIsaSpecificSubdirs); 5527 } 5528 } 5529 5530 maybeThrowExceptionForMultiArchCopy( 5531 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5532 5533 if (abi64 >= 0) { 5534 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5535 } 5536 5537 if (abi32 >= 0) { 5538 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5539 if (abi64 >= 0) { 5540 pkg.applicationInfo.secondaryCpuAbi = abi; 5541 } else { 5542 pkg.applicationInfo.primaryCpuAbi = abi; 5543 } 5544 } 5545 } else { 5546 String[] abiList = (cpuAbiOverride != null) ? 5547 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5548 5549 // Enable gross and lame hacks for apps that are built with old 5550 // SDK tools. We must scan their APKs for renderscript bitcode and 5551 // not launch them if it's present. Don't bother checking on devices 5552 // that don't have 64 bit support. 5553 boolean needsRenderScriptOverride = false; 5554 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5555 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5556 abiList = Build.SUPPORTED_32_BIT_ABIS; 5557 needsRenderScriptOverride = true; 5558 } 5559 5560 final int copyRet; 5561 if (isAsec) { 5562 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5563 } else { 5564 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5565 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5566 } 5567 5568 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5569 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5570 "Error unpackaging native libs for app, errorCode=" + copyRet); 5571 } 5572 5573 if (copyRet >= 0) { 5574 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5575 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5576 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5577 } else if (needsRenderScriptOverride) { 5578 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5579 } 5580 } 5581 } catch (IOException ioe) { 5582 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5583 } finally { 5584 IoUtils.closeQuietly(handle); 5585 } 5586 5587 // Now that we've calculated the ABIs and determined if it's an internal app, 5588 // we will go ahead and populate the nativeLibraryPath. 5589 setNativeLibraryPaths(pkg); 5590 5591 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5592 final int[] userIds = sUserManager.getUserIds(); 5593 synchronized (mInstallLock) { 5594 // Create a native library symlink only if we have native libraries 5595 // and if the native libraries are 32 bit libraries. We do not provide 5596 // this symlink for 64 bit libraries. 5597 if (pkg.applicationInfo.primaryCpuAbi != null && 5598 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5599 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5600 for (int userId : userIds) { 5601 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5602 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5603 "Failed linking native library dir (user=" + userId + ")"); 5604 } 5605 } 5606 } 5607 } 5608 } 5609 5610 // This is a special case for the "system" package, where the ABI is 5611 // dictated by the zygote configuration (and init.rc). We should keep track 5612 // of this ABI so that we can deal with "normal" applications that run under 5613 // the same UID correctly. 5614 if (mPlatformPackage == pkg) { 5615 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5616 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5617 } 5618 5619 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5620 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5621 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5622 // Copy the derived override back to the parsed package, so that we can 5623 // update the package settings accordingly. 5624 pkg.cpuAbiOverride = cpuAbiOverride; 5625 5626 if (DEBUG_ABI_SELECTION) { 5627 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5628 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5629 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5630 } 5631 5632 // Push the derived path down into PackageSettings so we know what to 5633 // clean up at uninstall time. 5634 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5635 5636 if (DEBUG_ABI_SELECTION) { 5637 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5638 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5639 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5640 } 5641 5642 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5643 // We don't do this here during boot because we can do it all 5644 // at once after scanning all existing packages. 5645 // 5646 // We also do this *before* we perform dexopt on this package, so that 5647 // we can avoid redundant dexopts, and also to make sure we've got the 5648 // code and package path correct. 5649 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5650 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5651 } 5652 5653 if ((scanFlags & SCAN_NO_DEX) == 0) { 5654 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, 5655 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5656 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5657 } 5658 } 5659 5660 if (mFactoryTest && pkg.requestedPermissions.contains( 5661 android.Manifest.permission.FACTORY_TEST)) { 5662 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5663 } 5664 5665 ArrayList<PackageParser.Package> clientLibPkgs = null; 5666 5667 // writer 5668 synchronized (mPackages) { 5669 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5670 // Only system apps can add new shared libraries. 5671 if (pkg.libraryNames != null) { 5672 for (int i=0; i<pkg.libraryNames.size(); i++) { 5673 String name = pkg.libraryNames.get(i); 5674 boolean allowed = false; 5675 if (isUpdatedSystemApp(pkg)) { 5676 // New library entries can only be added through the 5677 // system image. This is important to get rid of a lot 5678 // of nasty edge cases: for example if we allowed a non- 5679 // system update of the app to add a library, then uninstalling 5680 // the update would make the library go away, and assumptions 5681 // we made such as through app install filtering would now 5682 // have allowed apps on the device which aren't compatible 5683 // with it. Better to just have the restriction here, be 5684 // conservative, and create many fewer cases that can negatively 5685 // impact the user experience. 5686 final PackageSetting sysPs = mSettings 5687 .getDisabledSystemPkgLPr(pkg.packageName); 5688 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5689 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5690 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5691 allowed = true; 5692 allowed = true; 5693 break; 5694 } 5695 } 5696 } 5697 } else { 5698 allowed = true; 5699 } 5700 if (allowed) { 5701 if (!mSharedLibraries.containsKey(name)) { 5702 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5703 } else if (!name.equals(pkg.packageName)) { 5704 Slog.w(TAG, "Package " + pkg.packageName + " library " 5705 + name + " already exists; skipping"); 5706 } 5707 } else { 5708 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5709 + name + " that is not declared on system image; skipping"); 5710 } 5711 } 5712 if ((scanFlags&SCAN_BOOTING) == 0) { 5713 // If we are not booting, we need to update any applications 5714 // that are clients of our shared library. If we are booting, 5715 // this will all be done once the scan is complete. 5716 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5717 } 5718 } 5719 } 5720 } 5721 5722 // We also need to dexopt any apps that are dependent on this library. Note that 5723 // if these fail, we should abort the install since installing the library will 5724 // result in some apps being broken. 5725 if (clientLibPkgs != null) { 5726 if ((scanFlags & SCAN_NO_DEX) == 0) { 5727 for (int i = 0; i < clientLibPkgs.size(); i++) { 5728 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5729 if (performDexOptLI(clientPkg, null /* instruction sets */, forceDex, 5730 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5731 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5732 "scanPackageLI failed to dexopt clientLibPkgs"); 5733 } 5734 } 5735 } 5736 } 5737 5738 // Request the ActivityManager to kill the process(only for existing packages) 5739 // so that we do not end up in a confused state while the user is still using the older 5740 // version of the application while the new one gets installed. 5741 if ((scanFlags & SCAN_REPLACING) != 0) { 5742 killApplication(pkg.applicationInfo.packageName, 5743 pkg.applicationInfo.uid, "update pkg"); 5744 } 5745 5746 // Also need to kill any apps that are dependent on the library. 5747 if (clientLibPkgs != null) { 5748 for (int i=0; i<clientLibPkgs.size(); i++) { 5749 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5750 killApplication(clientPkg.applicationInfo.packageName, 5751 clientPkg.applicationInfo.uid, "update lib"); 5752 } 5753 } 5754 5755 // writer 5756 synchronized (mPackages) { 5757 // We don't expect installation to fail beyond this point 5758 5759 // Add the new setting to mSettings 5760 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5761 // Add the new setting to mPackages 5762 mPackages.put(pkg.applicationInfo.packageName, pkg); 5763 // Make sure we don't accidentally delete its data. 5764 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5765 while (iter.hasNext()) { 5766 PackageCleanItem item = iter.next(); 5767 if (pkgName.equals(item.packageName)) { 5768 iter.remove(); 5769 } 5770 } 5771 5772 // Take care of first install / last update times. 5773 if (currentTime != 0) { 5774 if (pkgSetting.firstInstallTime == 0) { 5775 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5776 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5777 pkgSetting.lastUpdateTime = currentTime; 5778 } 5779 } else if (pkgSetting.firstInstallTime == 0) { 5780 // We need *something*. Take time time stamp of the file. 5781 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5782 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5783 if (scanFileTime != pkgSetting.timeStamp) { 5784 // A package on the system image has changed; consider this 5785 // to be an update. 5786 pkgSetting.lastUpdateTime = scanFileTime; 5787 } 5788 } 5789 5790 // Add the package's KeySets to the global KeySetManagerService 5791 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5792 try { 5793 // Old KeySetData no longer valid. 5794 ksms.removeAppKeySetDataLPw(pkg.packageName); 5795 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5796 if (pkg.mKeySetMapping != null) { 5797 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5798 pkg.mKeySetMapping.entrySet()) { 5799 if (entry.getValue() != null) { 5800 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5801 entry.getValue(), entry.getKey()); 5802 } 5803 } 5804 if (pkg.mUpgradeKeySets != null) { 5805 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5806 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5807 } 5808 } 5809 } 5810 } catch (NullPointerException e) { 5811 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5812 } catch (IllegalArgumentException e) { 5813 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5814 } 5815 5816 int N = pkg.providers.size(); 5817 StringBuilder r = null; 5818 int i; 5819 for (i=0; i<N; i++) { 5820 PackageParser.Provider p = pkg.providers.get(i); 5821 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5822 p.info.processName, pkg.applicationInfo.uid); 5823 mProviders.addProvider(p); 5824 p.syncable = p.info.isSyncable; 5825 if (p.info.authority != null) { 5826 String names[] = p.info.authority.split(";"); 5827 p.info.authority = null; 5828 for (int j = 0; j < names.length; j++) { 5829 if (j == 1 && p.syncable) { 5830 // We only want the first authority for a provider to possibly be 5831 // syncable, so if we already added this provider using a different 5832 // authority clear the syncable flag. We copy the provider before 5833 // changing it because the mProviders object contains a reference 5834 // to a provider that we don't want to change. 5835 // Only do this for the second authority since the resulting provider 5836 // object can be the same for all future authorities for this provider. 5837 p = new PackageParser.Provider(p); 5838 p.syncable = false; 5839 } 5840 if (!mProvidersByAuthority.containsKey(names[j])) { 5841 mProvidersByAuthority.put(names[j], p); 5842 if (p.info.authority == null) { 5843 p.info.authority = names[j]; 5844 } else { 5845 p.info.authority = p.info.authority + ";" + names[j]; 5846 } 5847 if (DEBUG_PACKAGE_SCANNING) { 5848 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5849 Log.d(TAG, "Registered content provider: " + names[j] 5850 + ", className = " + p.info.name + ", isSyncable = " 5851 + p.info.isSyncable); 5852 } 5853 } else { 5854 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5855 Slog.w(TAG, "Skipping provider name " + names[j] + 5856 " (in package " + pkg.applicationInfo.packageName + 5857 "): name already used by " 5858 + ((other != null && other.getComponentName() != null) 5859 ? other.getComponentName().getPackageName() : "?")); 5860 } 5861 } 5862 } 5863 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5864 if (r == null) { 5865 r = new StringBuilder(256); 5866 } else { 5867 r.append(' '); 5868 } 5869 r.append(p.info.name); 5870 } 5871 } 5872 if (r != null) { 5873 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5874 } 5875 5876 N = pkg.services.size(); 5877 r = null; 5878 for (i=0; i<N; i++) { 5879 PackageParser.Service s = pkg.services.get(i); 5880 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5881 s.info.processName, pkg.applicationInfo.uid); 5882 mServices.addService(s); 5883 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5884 if (r == null) { 5885 r = new StringBuilder(256); 5886 } else { 5887 r.append(' '); 5888 } 5889 r.append(s.info.name); 5890 } 5891 } 5892 if (r != null) { 5893 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5894 } 5895 5896 N = pkg.receivers.size(); 5897 r = null; 5898 for (i=0; i<N; i++) { 5899 PackageParser.Activity a = pkg.receivers.get(i); 5900 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5901 a.info.processName, pkg.applicationInfo.uid); 5902 mReceivers.addActivity(a, "receiver"); 5903 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5904 if (r == null) { 5905 r = new StringBuilder(256); 5906 } else { 5907 r.append(' '); 5908 } 5909 r.append(a.info.name); 5910 } 5911 } 5912 if (r != null) { 5913 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5914 } 5915 5916 N = pkg.activities.size(); 5917 r = null; 5918 for (i=0; i<N; i++) { 5919 PackageParser.Activity a = pkg.activities.get(i); 5920 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5921 a.info.processName, pkg.applicationInfo.uid); 5922 mActivities.addActivity(a, "activity"); 5923 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5924 if (r == null) { 5925 r = new StringBuilder(256); 5926 } else { 5927 r.append(' '); 5928 } 5929 r.append(a.info.name); 5930 } 5931 } 5932 if (r != null) { 5933 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5934 } 5935 5936 N = pkg.permissionGroups.size(); 5937 r = null; 5938 for (i=0; i<N; i++) { 5939 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5940 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5941 if (cur == null) { 5942 mPermissionGroups.put(pg.info.name, pg); 5943 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5944 if (r == null) { 5945 r = new StringBuilder(256); 5946 } else { 5947 r.append(' '); 5948 } 5949 r.append(pg.info.name); 5950 } 5951 } else { 5952 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5953 + pg.info.packageName + " ignored: original from " 5954 + cur.info.packageName); 5955 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5956 if (r == null) { 5957 r = new StringBuilder(256); 5958 } else { 5959 r.append(' '); 5960 } 5961 r.append("DUP:"); 5962 r.append(pg.info.name); 5963 } 5964 } 5965 } 5966 if (r != null) { 5967 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5968 } 5969 5970 N = pkg.permissions.size(); 5971 r = null; 5972 for (i=0; i<N; i++) { 5973 PackageParser.Permission p = pkg.permissions.get(i); 5974 HashMap<String, BasePermission> permissionMap = 5975 p.tree ? mSettings.mPermissionTrees 5976 : mSettings.mPermissions; 5977 p.group = mPermissionGroups.get(p.info.group); 5978 if (p.info.group == null || p.group != null) { 5979 BasePermission bp = permissionMap.get(p.info.name); 5980 5981 // Allow system apps to redefine non-system permissions 5982 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 5983 final boolean currentOwnerIsSystem = (bp.perm != null 5984 && isSystemApp(bp.perm.owner)); 5985 if (isSystemApp(p.owner)) { 5986 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 5987 // It's a built-in permission and no owner, take ownership now 5988 bp.packageSetting = pkgSetting; 5989 bp.perm = p; 5990 bp.uid = pkg.applicationInfo.uid; 5991 bp.sourcePackage = p.info.packageName; 5992 } else if (!currentOwnerIsSystem) { 5993 String msg = "New decl " + p.owner + " of permission " 5994 + p.info.name + " is system; overriding " + bp.sourcePackage; 5995 reportSettingsProblem(Log.WARN, msg); 5996 bp = null; 5997 } 5998 } 5999 } 6000 6001 if (bp == null) { 6002 bp = new BasePermission(p.info.name, p.info.packageName, 6003 BasePermission.TYPE_NORMAL); 6004 permissionMap.put(p.info.name, bp); 6005 } 6006 6007 if (bp.perm == null) { 6008 if (bp.sourcePackage == null 6009 || bp.sourcePackage.equals(p.info.packageName)) { 6010 BasePermission tree = findPermissionTreeLP(p.info.name); 6011 if (tree == null 6012 || tree.sourcePackage.equals(p.info.packageName)) { 6013 bp.packageSetting = pkgSetting; 6014 bp.perm = p; 6015 bp.uid = pkg.applicationInfo.uid; 6016 bp.sourcePackage = p.info.packageName; 6017 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6018 if (r == null) { 6019 r = new StringBuilder(256); 6020 } else { 6021 r.append(' '); 6022 } 6023 r.append(p.info.name); 6024 } 6025 } else { 6026 Slog.w(TAG, "Permission " + p.info.name + " from package " 6027 + p.info.packageName + " ignored: base tree " 6028 + tree.name + " is from package " 6029 + tree.sourcePackage); 6030 } 6031 } else { 6032 Slog.w(TAG, "Permission " + p.info.name + " from package " 6033 + p.info.packageName + " ignored: original from " 6034 + bp.sourcePackage); 6035 } 6036 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6037 if (r == null) { 6038 r = new StringBuilder(256); 6039 } else { 6040 r.append(' '); 6041 } 6042 r.append("DUP:"); 6043 r.append(p.info.name); 6044 } 6045 if (bp.perm == p) { 6046 bp.protectionLevel = p.info.protectionLevel; 6047 } 6048 } else { 6049 Slog.w(TAG, "Permission " + p.info.name + " from package " 6050 + p.info.packageName + " ignored: no group " 6051 + p.group); 6052 } 6053 } 6054 if (r != null) { 6055 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6056 } 6057 6058 N = pkg.instrumentation.size(); 6059 r = null; 6060 for (i=0; i<N; i++) { 6061 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6062 a.info.packageName = pkg.applicationInfo.packageName; 6063 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6064 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6065 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6066 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6067 a.info.dataDir = pkg.applicationInfo.dataDir; 6068 6069 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6070 // need other information about the application, like the ABI and what not ? 6071 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6072 mInstrumentation.put(a.getComponentName(), a); 6073 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6074 if (r == null) { 6075 r = new StringBuilder(256); 6076 } else { 6077 r.append(' '); 6078 } 6079 r.append(a.info.name); 6080 } 6081 } 6082 if (r != null) { 6083 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6084 } 6085 6086 if (pkg.protectedBroadcasts != null) { 6087 N = pkg.protectedBroadcasts.size(); 6088 for (i=0; i<N; i++) { 6089 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6090 } 6091 } 6092 6093 pkgSetting.setTimeStamp(scanFileTime); 6094 6095 // Create idmap files for pairs of (packages, overlay packages). 6096 // Note: "android", ie framework-res.apk, is handled by native layers. 6097 if (pkg.mOverlayTarget != null) { 6098 // This is an overlay package. 6099 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6100 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6101 mOverlays.put(pkg.mOverlayTarget, 6102 new HashMap<String, PackageParser.Package>()); 6103 } 6104 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6105 map.put(pkg.packageName, pkg); 6106 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6107 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6108 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6109 "scanPackageLI failed to createIdmap"); 6110 } 6111 } 6112 } else if (mOverlays.containsKey(pkg.packageName) && 6113 !pkg.packageName.equals("android")) { 6114 // This is a regular package, with one or more known overlay packages. 6115 createIdmapsForPackageLI(pkg); 6116 } 6117 } 6118 6119 return pkg; 6120 } 6121 6122 /** 6123 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6124 * i.e, so that all packages can be run inside a single process if required. 6125 * 6126 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6127 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6128 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6129 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6130 * updating a package that belongs to a shared user. 6131 * 6132 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6133 * adds unnecessary complexity. 6134 */ 6135 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6136 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6137 String requiredInstructionSet = null; 6138 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6139 requiredInstructionSet = VMRuntime.getInstructionSet( 6140 scannedPackage.applicationInfo.primaryCpuAbi); 6141 } 6142 6143 PackageSetting requirer = null; 6144 for (PackageSetting ps : packagesForUser) { 6145 // If packagesForUser contains scannedPackage, we skip it. This will happen 6146 // when scannedPackage is an update of an existing package. Without this check, 6147 // we will never be able to change the ABI of any package belonging to a shared 6148 // user, even if it's compatible with other packages. 6149 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6150 if (ps.primaryCpuAbiString == null) { 6151 continue; 6152 } 6153 6154 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6155 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6156 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6157 // this but there's not much we can do. 6158 String errorMessage = "Instruction set mismatch, " 6159 + ((requirer == null) ? "[caller]" : requirer) 6160 + " requires " + requiredInstructionSet + " whereas " + ps 6161 + " requires " + instructionSet; 6162 Slog.w(TAG, errorMessage); 6163 } 6164 6165 if (requiredInstructionSet == null) { 6166 requiredInstructionSet = instructionSet; 6167 requirer = ps; 6168 } 6169 } 6170 } 6171 6172 if (requiredInstructionSet != null) { 6173 String adjustedAbi; 6174 if (requirer != null) { 6175 // requirer != null implies that either scannedPackage was null or that scannedPackage 6176 // did not require an ABI, in which case we have to adjust scannedPackage to match 6177 // the ABI of the set (which is the same as requirer's ABI) 6178 adjustedAbi = requirer.primaryCpuAbiString; 6179 if (scannedPackage != null) { 6180 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6181 } 6182 } else { 6183 // requirer == null implies that we're updating all ABIs in the set to 6184 // match scannedPackage. 6185 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6186 } 6187 6188 for (PackageSetting ps : packagesForUser) { 6189 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6190 if (ps.primaryCpuAbiString != null) { 6191 continue; 6192 } 6193 6194 ps.primaryCpuAbiString = adjustedAbi; 6195 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6196 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6197 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6198 6199 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6200 deferDexOpt, true) == DEX_OPT_FAILED) { 6201 ps.primaryCpuAbiString = null; 6202 ps.pkg.applicationInfo.primaryCpuAbi = null; 6203 return; 6204 } else { 6205 mInstaller.rmdex(ps.codePathString, 6206 getDexCodeInstructionSet(getPreferredInstructionSet())); 6207 } 6208 } 6209 } 6210 } 6211 } 6212 } 6213 6214 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6215 synchronized (mPackages) { 6216 mResolverReplaced = true; 6217 // Set up information for custom user intent resolution activity. 6218 mResolveActivity.applicationInfo = pkg.applicationInfo; 6219 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6220 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6221 mResolveActivity.processName = null; 6222 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6223 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6224 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6225 mResolveActivity.theme = 0; 6226 mResolveActivity.exported = true; 6227 mResolveActivity.enabled = true; 6228 mResolveInfo.activityInfo = mResolveActivity; 6229 mResolveInfo.priority = 0; 6230 mResolveInfo.preferredOrder = 0; 6231 mResolveInfo.match = 0; 6232 mResolveComponentName = mCustomResolverComponentName; 6233 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6234 mResolveComponentName); 6235 } 6236 } 6237 6238 private static String calculateBundledApkRoot(final String codePathString) { 6239 final File codePath = new File(codePathString); 6240 final File codeRoot; 6241 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6242 codeRoot = Environment.getRootDirectory(); 6243 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6244 codeRoot = Environment.getOemDirectory(); 6245 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6246 codeRoot = Environment.getVendorDirectory(); 6247 } else { 6248 // Unrecognized code path; take its top real segment as the apk root: 6249 // e.g. /something/app/blah.apk => /something 6250 try { 6251 File f = codePath.getCanonicalFile(); 6252 File parent = f.getParentFile(); // non-null because codePath is a file 6253 File tmp; 6254 while ((tmp = parent.getParentFile()) != null) { 6255 f = parent; 6256 parent = tmp; 6257 } 6258 codeRoot = f; 6259 Slog.w(TAG, "Unrecognized code path " 6260 + codePath + " - using " + codeRoot); 6261 } catch (IOException e) { 6262 // Can't canonicalize the code path -- shenanigans? 6263 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6264 return Environment.getRootDirectory().getPath(); 6265 } 6266 } 6267 return codeRoot.getPath(); 6268 } 6269 6270 /** 6271 * Derive and set the location of native libraries for the given package, 6272 * which varies depending on where and how the package was installed. 6273 */ 6274 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6275 final ApplicationInfo info = pkg.applicationInfo; 6276 final String codePath = pkg.codePath; 6277 final File codeFile = new File(codePath); 6278 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6279 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6280 6281 info.nativeLibraryRootDir = null; 6282 info.nativeLibraryRootRequiresIsa = false; 6283 info.nativeLibraryDir = null; 6284 info.secondaryNativeLibraryDir = null; 6285 6286 if (isApkFile(codeFile)) { 6287 // Monolithic install 6288 if (bundledApp) { 6289 // If "/system/lib64/apkname" exists, assume that is the per-package 6290 // native library directory to use; otherwise use "/system/lib/apkname". 6291 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6292 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6293 getPrimaryInstructionSet(info)); 6294 6295 // This is a bundled system app so choose the path based on the ABI. 6296 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6297 // is just the default path. 6298 final String apkName = deriveCodePathName(codePath); 6299 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6300 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6301 apkName).getAbsolutePath(); 6302 6303 if (info.secondaryCpuAbi != null) { 6304 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6305 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6306 secondaryLibDir, apkName).getAbsolutePath(); 6307 } 6308 } else if (asecApp) { 6309 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6310 .getAbsolutePath(); 6311 } else { 6312 final String apkName = deriveCodePathName(codePath); 6313 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6314 .getAbsolutePath(); 6315 } 6316 6317 info.nativeLibraryRootRequiresIsa = false; 6318 info.nativeLibraryDir = info.nativeLibraryRootDir; 6319 } else { 6320 // Cluster install 6321 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6322 info.nativeLibraryRootRequiresIsa = true; 6323 6324 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6325 getPrimaryInstructionSet(info)).getAbsolutePath(); 6326 6327 if (info.secondaryCpuAbi != null) { 6328 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6329 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6330 } 6331 } 6332 } 6333 6334 /** 6335 * Calculate the abis and roots for a bundled app. These can uniquely 6336 * be determined from the contents of the system partition, i.e whether 6337 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6338 * of this information, and instead assume that the system was built 6339 * sensibly. 6340 */ 6341 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6342 PackageSetting pkgSetting) { 6343 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6344 6345 // If "/system/lib64/apkname" exists, assume that is the per-package 6346 // native library directory to use; otherwise use "/system/lib/apkname". 6347 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6348 setBundledAppAbi(pkg, apkRoot, apkName); 6349 // pkgSetting might be null during rescan following uninstall of updates 6350 // to a bundled app, so accommodate that possibility. The settings in 6351 // that case will be established later from the parsed package. 6352 // 6353 // If the settings aren't null, sync them up with what we've just derived. 6354 // note that apkRoot isn't stored in the package settings. 6355 if (pkgSetting != null) { 6356 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6357 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6358 } 6359 } 6360 6361 /** 6362 * Deduces the ABI of a bundled app and sets the relevant fields on the 6363 * parsed pkg object. 6364 * 6365 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6366 * under which system libraries are installed. 6367 * @param apkName the name of the installed package. 6368 */ 6369 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6370 final File codeFile = new File(pkg.codePath); 6371 6372 final boolean has64BitLibs; 6373 final boolean has32BitLibs; 6374 if (isApkFile(codeFile)) { 6375 // Monolithic install 6376 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6377 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6378 } else { 6379 // Cluster install 6380 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6381 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6382 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6383 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6384 has64BitLibs = (new File(rootDir, isa)).exists(); 6385 } else { 6386 has64BitLibs = false; 6387 } 6388 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6389 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6390 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6391 has32BitLibs = (new File(rootDir, isa)).exists(); 6392 } else { 6393 has32BitLibs = false; 6394 } 6395 } 6396 6397 if (has64BitLibs && !has32BitLibs) { 6398 // The package has 64 bit libs, but not 32 bit libs. Its primary 6399 // ABI should be 64 bit. We can safely assume here that the bundled 6400 // native libraries correspond to the most preferred ABI in the list. 6401 6402 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6403 pkg.applicationInfo.secondaryCpuAbi = null; 6404 } else if (has32BitLibs && !has64BitLibs) { 6405 // The package has 32 bit libs but not 64 bit libs. Its primary 6406 // ABI should be 32 bit. 6407 6408 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6409 pkg.applicationInfo.secondaryCpuAbi = null; 6410 } else if (has32BitLibs && has64BitLibs) { 6411 // The application has both 64 and 32 bit bundled libraries. We check 6412 // here that the app declares multiArch support, and warn if it doesn't. 6413 // 6414 // We will be lenient here and record both ABIs. The primary will be the 6415 // ABI that's higher on the list, i.e, a device that's configured to prefer 6416 // 64 bit apps will see a 64 bit primary ABI, 6417 6418 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6419 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6420 } 6421 6422 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6423 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6424 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6425 } else { 6426 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6427 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6428 } 6429 } else { 6430 pkg.applicationInfo.primaryCpuAbi = null; 6431 pkg.applicationInfo.secondaryCpuAbi = null; 6432 } 6433 } 6434 6435 private void killApplication(String pkgName, int appId, String reason) { 6436 // Request the ActivityManager to kill the process(only for existing packages) 6437 // so that we do not end up in a confused state while the user is still using the older 6438 // version of the application while the new one gets installed. 6439 IActivityManager am = ActivityManagerNative.getDefault(); 6440 if (am != null) { 6441 try { 6442 am.killApplicationWithAppId(pkgName, appId, reason); 6443 } catch (RemoteException e) { 6444 } 6445 } 6446 } 6447 6448 void removePackageLI(PackageSetting ps, boolean chatty) { 6449 if (DEBUG_INSTALL) { 6450 if (chatty) 6451 Log.d(TAG, "Removing package " + ps.name); 6452 } 6453 6454 // writer 6455 synchronized (mPackages) { 6456 mPackages.remove(ps.name); 6457 final PackageParser.Package pkg = ps.pkg; 6458 if (pkg != null) { 6459 cleanPackageDataStructuresLILPw(pkg, chatty); 6460 } 6461 } 6462 } 6463 6464 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6465 if (DEBUG_INSTALL) { 6466 if (chatty) 6467 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6468 } 6469 6470 // writer 6471 synchronized (mPackages) { 6472 mPackages.remove(pkg.applicationInfo.packageName); 6473 cleanPackageDataStructuresLILPw(pkg, chatty); 6474 } 6475 } 6476 6477 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6478 int N = pkg.providers.size(); 6479 StringBuilder r = null; 6480 int i; 6481 for (i=0; i<N; i++) { 6482 PackageParser.Provider p = pkg.providers.get(i); 6483 mProviders.removeProvider(p); 6484 if (p.info.authority == null) { 6485 6486 /* There was another ContentProvider with this authority when 6487 * this app was installed so this authority is null, 6488 * Ignore it as we don't have to unregister the provider. 6489 */ 6490 continue; 6491 } 6492 String names[] = p.info.authority.split(";"); 6493 for (int j = 0; j < names.length; j++) { 6494 if (mProvidersByAuthority.get(names[j]) == p) { 6495 mProvidersByAuthority.remove(names[j]); 6496 if (DEBUG_REMOVE) { 6497 if (chatty) 6498 Log.d(TAG, "Unregistered content provider: " + names[j] 6499 + ", className = " + p.info.name + ", isSyncable = " 6500 + p.info.isSyncable); 6501 } 6502 } 6503 } 6504 if (DEBUG_REMOVE && chatty) { 6505 if (r == null) { 6506 r = new StringBuilder(256); 6507 } else { 6508 r.append(' '); 6509 } 6510 r.append(p.info.name); 6511 } 6512 } 6513 if (r != null) { 6514 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6515 } 6516 6517 N = pkg.services.size(); 6518 r = null; 6519 for (i=0; i<N; i++) { 6520 PackageParser.Service s = pkg.services.get(i); 6521 mServices.removeService(s); 6522 if (chatty) { 6523 if (r == null) { 6524 r = new StringBuilder(256); 6525 } else { 6526 r.append(' '); 6527 } 6528 r.append(s.info.name); 6529 } 6530 } 6531 if (r != null) { 6532 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6533 } 6534 6535 N = pkg.receivers.size(); 6536 r = null; 6537 for (i=0; i<N; i++) { 6538 PackageParser.Activity a = pkg.receivers.get(i); 6539 mReceivers.removeActivity(a, "receiver"); 6540 if (DEBUG_REMOVE && chatty) { 6541 if (r == null) { 6542 r = new StringBuilder(256); 6543 } else { 6544 r.append(' '); 6545 } 6546 r.append(a.info.name); 6547 } 6548 } 6549 if (r != null) { 6550 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6551 } 6552 6553 N = pkg.activities.size(); 6554 r = null; 6555 for (i=0; i<N; i++) { 6556 PackageParser.Activity a = pkg.activities.get(i); 6557 mActivities.removeActivity(a, "activity"); 6558 if (DEBUG_REMOVE && chatty) { 6559 if (r == null) { 6560 r = new StringBuilder(256); 6561 } else { 6562 r.append(' '); 6563 } 6564 r.append(a.info.name); 6565 } 6566 } 6567 if (r != null) { 6568 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6569 } 6570 6571 N = pkg.permissions.size(); 6572 r = null; 6573 for (i=0; i<N; i++) { 6574 PackageParser.Permission p = pkg.permissions.get(i); 6575 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6576 if (bp == null) { 6577 bp = mSettings.mPermissionTrees.get(p.info.name); 6578 } 6579 if (bp != null && bp.perm == p) { 6580 bp.perm = null; 6581 if (DEBUG_REMOVE && chatty) { 6582 if (r == null) { 6583 r = new StringBuilder(256); 6584 } else { 6585 r.append(' '); 6586 } 6587 r.append(p.info.name); 6588 } 6589 } 6590 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6591 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6592 if (appOpPerms != null) { 6593 appOpPerms.remove(pkg.packageName); 6594 } 6595 } 6596 } 6597 if (r != null) { 6598 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6599 } 6600 6601 N = pkg.requestedPermissions.size(); 6602 r = null; 6603 for (i=0; i<N; i++) { 6604 String perm = pkg.requestedPermissions.get(i); 6605 BasePermission bp = mSettings.mPermissions.get(perm); 6606 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6607 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6608 if (appOpPerms != null) { 6609 appOpPerms.remove(pkg.packageName); 6610 if (appOpPerms.isEmpty()) { 6611 mAppOpPermissionPackages.remove(perm); 6612 } 6613 } 6614 } 6615 } 6616 if (r != null) { 6617 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6618 } 6619 6620 N = pkg.instrumentation.size(); 6621 r = null; 6622 for (i=0; i<N; i++) { 6623 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6624 mInstrumentation.remove(a.getComponentName()); 6625 if (DEBUG_REMOVE && chatty) { 6626 if (r == null) { 6627 r = new StringBuilder(256); 6628 } else { 6629 r.append(' '); 6630 } 6631 r.append(a.info.name); 6632 } 6633 } 6634 if (r != null) { 6635 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6636 } 6637 6638 r = null; 6639 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6640 // Only system apps can hold shared libraries. 6641 if (pkg.libraryNames != null) { 6642 for (i=0; i<pkg.libraryNames.size(); i++) { 6643 String name = pkg.libraryNames.get(i); 6644 SharedLibraryEntry cur = mSharedLibraries.get(name); 6645 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6646 mSharedLibraries.remove(name); 6647 if (DEBUG_REMOVE && chatty) { 6648 if (r == null) { 6649 r = new StringBuilder(256); 6650 } else { 6651 r.append(' '); 6652 } 6653 r.append(name); 6654 } 6655 } 6656 } 6657 } 6658 } 6659 if (r != null) { 6660 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6661 } 6662 } 6663 6664 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6665 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6666 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6667 return true; 6668 } 6669 } 6670 return false; 6671 } 6672 6673 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6674 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6675 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6676 6677 private void updatePermissionsLPw(String changingPkg, 6678 PackageParser.Package pkgInfo, int flags) { 6679 // Make sure there are no dangling permission trees. 6680 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6681 while (it.hasNext()) { 6682 final BasePermission bp = it.next(); 6683 if (bp.packageSetting == null) { 6684 // We may not yet have parsed the package, so just see if 6685 // we still know about its settings. 6686 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6687 } 6688 if (bp.packageSetting == null) { 6689 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6690 + " from package " + bp.sourcePackage); 6691 it.remove(); 6692 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6693 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6694 Slog.i(TAG, "Removing old permission tree: " + bp.name 6695 + " from package " + bp.sourcePackage); 6696 flags |= UPDATE_PERMISSIONS_ALL; 6697 it.remove(); 6698 } 6699 } 6700 } 6701 6702 // Make sure all dynamic permissions have been assigned to a package, 6703 // and make sure there are no dangling permissions. 6704 it = mSettings.mPermissions.values().iterator(); 6705 while (it.hasNext()) { 6706 final BasePermission bp = it.next(); 6707 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6708 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6709 + bp.name + " pkg=" + bp.sourcePackage 6710 + " info=" + bp.pendingInfo); 6711 if (bp.packageSetting == null && bp.pendingInfo != null) { 6712 final BasePermission tree = findPermissionTreeLP(bp.name); 6713 if (tree != null && tree.perm != null) { 6714 bp.packageSetting = tree.packageSetting; 6715 bp.perm = new PackageParser.Permission(tree.perm.owner, 6716 new PermissionInfo(bp.pendingInfo)); 6717 bp.perm.info.packageName = tree.perm.info.packageName; 6718 bp.perm.info.name = bp.name; 6719 bp.uid = tree.uid; 6720 } 6721 } 6722 } 6723 if (bp.packageSetting == null) { 6724 // We may not yet have parsed the package, so just see if 6725 // we still know about its settings. 6726 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6727 } 6728 if (bp.packageSetting == null) { 6729 Slog.w(TAG, "Removing dangling permission: " + bp.name 6730 + " from package " + bp.sourcePackage); 6731 it.remove(); 6732 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6733 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6734 Slog.i(TAG, "Removing old permission: " + bp.name 6735 + " from package " + bp.sourcePackage); 6736 flags |= UPDATE_PERMISSIONS_ALL; 6737 it.remove(); 6738 } 6739 } 6740 } 6741 6742 // Now update the permissions for all packages, in particular 6743 // replace the granted permissions of the system packages. 6744 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6745 for (PackageParser.Package pkg : mPackages.values()) { 6746 if (pkg != pkgInfo) { 6747 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 6748 changingPkg); 6749 } 6750 } 6751 } 6752 6753 if (pkgInfo != null) { 6754 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 6755 } 6756 } 6757 6758 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 6759 String packageOfInterest) { 6760 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6761 if (ps == null) { 6762 return; 6763 } 6764 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6765 HashSet<String> origPermissions = gp.grantedPermissions; 6766 boolean changedPermission = false; 6767 6768 if (replace) { 6769 ps.permissionsFixed = false; 6770 if (gp == ps) { 6771 origPermissions = new HashSet<String>(gp.grantedPermissions); 6772 gp.grantedPermissions.clear(); 6773 gp.gids = mGlobalGids; 6774 } 6775 } 6776 6777 if (gp.gids == null) { 6778 gp.gids = mGlobalGids; 6779 } 6780 6781 final int N = pkg.requestedPermissions.size(); 6782 for (int i=0; i<N; i++) { 6783 final String name = pkg.requestedPermissions.get(i); 6784 final boolean required = pkg.requestedPermissionsRequired.get(i); 6785 final BasePermission bp = mSettings.mPermissions.get(name); 6786 if (DEBUG_INSTALL) { 6787 if (gp != ps) { 6788 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6789 } 6790 } 6791 6792 if (bp == null || bp.packageSetting == null) { 6793 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6794 Slog.w(TAG, "Unknown permission " + name 6795 + " in package " + pkg.packageName); 6796 } 6797 continue; 6798 } 6799 6800 final String perm = bp.name; 6801 boolean allowed; 6802 boolean allowedSig = false; 6803 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6804 // Keep track of app op permissions. 6805 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6806 if (pkgs == null) { 6807 pkgs = new ArraySet<>(); 6808 mAppOpPermissionPackages.put(bp.name, pkgs); 6809 } 6810 pkgs.add(pkg.packageName); 6811 } 6812 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6813 if (level == PermissionInfo.PROTECTION_NORMAL 6814 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6815 // We grant a normal or dangerous permission if any of the following 6816 // are true: 6817 // 1) The permission is required 6818 // 2) The permission is optional, but was granted in the past 6819 // 3) The permission is optional, but was requested by an 6820 // app in /system (not /data) 6821 // 6822 // Otherwise, reject the permission. 6823 allowed = (required || origPermissions.contains(perm) 6824 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6825 } else if (bp.packageSetting == null) { 6826 // This permission is invalid; skip it. 6827 allowed = false; 6828 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6829 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6830 if (allowed) { 6831 allowedSig = true; 6832 } 6833 } else { 6834 allowed = false; 6835 } 6836 if (DEBUG_INSTALL) { 6837 if (gp != ps) { 6838 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6839 } 6840 } 6841 if (allowed) { 6842 if (!isSystemApp(ps) && ps.permissionsFixed) { 6843 // If this is an existing, non-system package, then 6844 // we can't add any new permissions to it. 6845 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6846 // Except... if this is a permission that was added 6847 // to the platform (note: need to only do this when 6848 // updating the platform). 6849 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6850 } 6851 } 6852 if (allowed) { 6853 if (!gp.grantedPermissions.contains(perm)) { 6854 changedPermission = true; 6855 gp.grantedPermissions.add(perm); 6856 gp.gids = appendInts(gp.gids, bp.gids); 6857 } else if (!ps.haveGids) { 6858 gp.gids = appendInts(gp.gids, bp.gids); 6859 } 6860 } else { 6861 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6862 Slog.w(TAG, "Not granting permission " + perm 6863 + " to package " + pkg.packageName 6864 + " because it was previously installed without"); 6865 } 6866 } 6867 } else { 6868 if (gp.grantedPermissions.remove(perm)) { 6869 changedPermission = true; 6870 gp.gids = removeInts(gp.gids, bp.gids); 6871 Slog.i(TAG, "Un-granting permission " + perm 6872 + " from package " + pkg.packageName 6873 + " (protectionLevel=" + bp.protectionLevel 6874 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6875 + ")"); 6876 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6877 // Don't print warning for app op permissions, since it is fine for them 6878 // not to be granted, there is a UI for the user to decide. 6879 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6880 Slog.w(TAG, "Not granting permission " + perm 6881 + " to package " + pkg.packageName 6882 + " (protectionLevel=" + bp.protectionLevel 6883 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6884 + ")"); 6885 } 6886 } 6887 } 6888 } 6889 6890 if ((changedPermission || replace) && !ps.permissionsFixed && 6891 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6892 // This is the first that we have heard about this package, so the 6893 // permissions we have now selected are fixed until explicitly 6894 // changed. 6895 ps.permissionsFixed = true; 6896 } 6897 ps.haveGids = true; 6898 } 6899 6900 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6901 boolean allowed = false; 6902 final int NP = PackageParser.NEW_PERMISSIONS.length; 6903 for (int ip=0; ip<NP; ip++) { 6904 final PackageParser.NewPermissionInfo npi 6905 = PackageParser.NEW_PERMISSIONS[ip]; 6906 if (npi.name.equals(perm) 6907 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6908 allowed = true; 6909 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6910 + pkg.packageName); 6911 break; 6912 } 6913 } 6914 return allowed; 6915 } 6916 6917 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6918 BasePermission bp, HashSet<String> origPermissions) { 6919 boolean allowed; 6920 allowed = (compareSignatures( 6921 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6922 == PackageManager.SIGNATURE_MATCH) 6923 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6924 == PackageManager.SIGNATURE_MATCH); 6925 if (!allowed && (bp.protectionLevel 6926 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6927 if (isSystemApp(pkg)) { 6928 // For updated system applications, a system permission 6929 // is granted only if it had been defined by the original application. 6930 if (isUpdatedSystemApp(pkg)) { 6931 final PackageSetting sysPs = mSettings 6932 .getDisabledSystemPkgLPr(pkg.packageName); 6933 final GrantedPermissions origGp = sysPs.sharedUser != null 6934 ? sysPs.sharedUser : sysPs; 6935 6936 if (origGp.grantedPermissions.contains(perm)) { 6937 // If the original was granted this permission, we take 6938 // that grant decision as read and propagate it to the 6939 // update. 6940 allowed = true; 6941 } else { 6942 // The system apk may have been updated with an older 6943 // version of the one on the data partition, but which 6944 // granted a new system permission that it didn't have 6945 // before. In this case we do want to allow the app to 6946 // now get the new permission if the ancestral apk is 6947 // privileged to get it. 6948 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6949 for (int j=0; 6950 j<sysPs.pkg.requestedPermissions.size(); j++) { 6951 if (perm.equals( 6952 sysPs.pkg.requestedPermissions.get(j))) { 6953 allowed = true; 6954 break; 6955 } 6956 } 6957 } 6958 } 6959 } else { 6960 allowed = isPrivilegedApp(pkg); 6961 } 6962 } 6963 } 6964 if (!allowed && (bp.protectionLevel 6965 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6966 // For development permissions, a development permission 6967 // is granted only if it was already granted. 6968 allowed = origPermissions.contains(perm); 6969 } 6970 return allowed; 6971 } 6972 6973 final class ActivityIntentResolver 6974 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6975 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6976 boolean defaultOnly, int userId) { 6977 if (!sUserManager.exists(userId)) return null; 6978 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6979 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6980 } 6981 6982 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6983 int userId) { 6984 if (!sUserManager.exists(userId)) return null; 6985 mFlags = flags; 6986 return super.queryIntent(intent, resolvedType, 6987 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6988 } 6989 6990 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6991 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6992 if (!sUserManager.exists(userId)) return null; 6993 if (packageActivities == null) { 6994 return null; 6995 } 6996 mFlags = flags; 6997 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6998 final int N = packageActivities.size(); 6999 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7000 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7001 7002 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7003 for (int i = 0; i < N; ++i) { 7004 intentFilters = packageActivities.get(i).intents; 7005 if (intentFilters != null && intentFilters.size() > 0) { 7006 PackageParser.ActivityIntentInfo[] array = 7007 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7008 intentFilters.toArray(array); 7009 listCut.add(array); 7010 } 7011 } 7012 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7013 } 7014 7015 public final void addActivity(PackageParser.Activity a, String type) { 7016 final boolean systemApp = isSystemApp(a.info.applicationInfo); 7017 mActivities.put(a.getComponentName(), a); 7018 if (DEBUG_SHOW_INFO) 7019 Log.v( 7020 TAG, " " + type + " " + 7021 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7022 if (DEBUG_SHOW_INFO) 7023 Log.v(TAG, " Class=" + a.info.name); 7024 final int NI = a.intents.size(); 7025 for (int j=0; j<NI; j++) { 7026 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7027 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7028 intent.setPriority(0); 7029 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7030 + a.className + " with priority > 0, forcing to 0"); 7031 } 7032 if (DEBUG_SHOW_INFO) { 7033 Log.v(TAG, " IntentFilter:"); 7034 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7035 } 7036 if (!intent.debugCheck()) { 7037 Log.w(TAG, "==> For Activity " + a.info.name); 7038 } 7039 addFilter(intent); 7040 } 7041 } 7042 7043 public final void removeActivity(PackageParser.Activity a, String type) { 7044 mActivities.remove(a.getComponentName()); 7045 if (DEBUG_SHOW_INFO) { 7046 Log.v(TAG, " " + type + " " 7047 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7048 : a.info.name) + ":"); 7049 Log.v(TAG, " Class=" + a.info.name); 7050 } 7051 final int NI = a.intents.size(); 7052 for (int j=0; j<NI; j++) { 7053 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7054 if (DEBUG_SHOW_INFO) { 7055 Log.v(TAG, " IntentFilter:"); 7056 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7057 } 7058 removeFilter(intent); 7059 } 7060 } 7061 7062 @Override 7063 protected boolean allowFilterResult( 7064 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7065 ActivityInfo filterAi = filter.activity.info; 7066 for (int i=dest.size()-1; i>=0; i--) { 7067 ActivityInfo destAi = dest.get(i).activityInfo; 7068 if (destAi.name == filterAi.name 7069 && destAi.packageName == filterAi.packageName) { 7070 return false; 7071 } 7072 } 7073 return true; 7074 } 7075 7076 @Override 7077 protected ActivityIntentInfo[] newArray(int size) { 7078 return new ActivityIntentInfo[size]; 7079 } 7080 7081 @Override 7082 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7083 if (!sUserManager.exists(userId)) return true; 7084 PackageParser.Package p = filter.activity.owner; 7085 if (p != null) { 7086 PackageSetting ps = (PackageSetting)p.mExtras; 7087 if (ps != null) { 7088 // System apps are never considered stopped for purposes of 7089 // filtering, because there may be no way for the user to 7090 // actually re-launch them. 7091 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7092 && ps.getStopped(userId); 7093 } 7094 } 7095 return false; 7096 } 7097 7098 @Override 7099 protected boolean isPackageForFilter(String packageName, 7100 PackageParser.ActivityIntentInfo info) { 7101 return packageName.equals(info.activity.owner.packageName); 7102 } 7103 7104 @Override 7105 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7106 int match, int userId) { 7107 if (!sUserManager.exists(userId)) return null; 7108 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7109 return null; 7110 } 7111 final PackageParser.Activity activity = info.activity; 7112 if (mSafeMode && (activity.info.applicationInfo.flags 7113 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7114 return null; 7115 } 7116 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7117 if (ps == null) { 7118 return null; 7119 } 7120 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7121 ps.readUserState(userId), userId); 7122 if (ai == null) { 7123 return null; 7124 } 7125 final ResolveInfo res = new ResolveInfo(); 7126 res.activityInfo = ai; 7127 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7128 res.filter = info; 7129 } 7130 res.priority = info.getPriority(); 7131 res.preferredOrder = activity.owner.mPreferredOrder; 7132 //System.out.println("Result: " + res.activityInfo.className + 7133 // " = " + res.priority); 7134 res.match = match; 7135 res.isDefault = info.hasDefault; 7136 res.labelRes = info.labelRes; 7137 res.nonLocalizedLabel = info.nonLocalizedLabel; 7138 if (userNeedsBadging(userId)) { 7139 res.noResourceId = true; 7140 } else { 7141 res.icon = info.icon; 7142 } 7143 res.system = isSystemApp(res.activityInfo.applicationInfo); 7144 return res; 7145 } 7146 7147 @Override 7148 protected void sortResults(List<ResolveInfo> results) { 7149 Collections.sort(results, mResolvePrioritySorter); 7150 } 7151 7152 @Override 7153 protected void dumpFilter(PrintWriter out, String prefix, 7154 PackageParser.ActivityIntentInfo filter) { 7155 out.print(prefix); out.print( 7156 Integer.toHexString(System.identityHashCode(filter.activity))); 7157 out.print(' '); 7158 filter.activity.printComponentShortName(out); 7159 out.print(" filter "); 7160 out.println(Integer.toHexString(System.identityHashCode(filter))); 7161 } 7162 7163// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7164// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7165// final List<ResolveInfo> retList = Lists.newArrayList(); 7166// while (i.hasNext()) { 7167// final ResolveInfo resolveInfo = i.next(); 7168// if (isEnabledLP(resolveInfo.activityInfo)) { 7169// retList.add(resolveInfo); 7170// } 7171// } 7172// return retList; 7173// } 7174 7175 // Keys are String (activity class name), values are Activity. 7176 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7177 = new HashMap<ComponentName, PackageParser.Activity>(); 7178 private int mFlags; 7179 } 7180 7181 private final class ServiceIntentResolver 7182 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7183 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7184 boolean defaultOnly, int userId) { 7185 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7186 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7187 } 7188 7189 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7190 int userId) { 7191 if (!sUserManager.exists(userId)) return null; 7192 mFlags = flags; 7193 return super.queryIntent(intent, resolvedType, 7194 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7195 } 7196 7197 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7198 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7199 if (!sUserManager.exists(userId)) return null; 7200 if (packageServices == null) { 7201 return null; 7202 } 7203 mFlags = flags; 7204 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7205 final int N = packageServices.size(); 7206 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7207 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7208 7209 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7210 for (int i = 0; i < N; ++i) { 7211 intentFilters = packageServices.get(i).intents; 7212 if (intentFilters != null && intentFilters.size() > 0) { 7213 PackageParser.ServiceIntentInfo[] array = 7214 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7215 intentFilters.toArray(array); 7216 listCut.add(array); 7217 } 7218 } 7219 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7220 } 7221 7222 public final void addService(PackageParser.Service s) { 7223 mServices.put(s.getComponentName(), s); 7224 if (DEBUG_SHOW_INFO) { 7225 Log.v(TAG, " " 7226 + (s.info.nonLocalizedLabel != null 7227 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7228 Log.v(TAG, " Class=" + s.info.name); 7229 } 7230 final int NI = s.intents.size(); 7231 int j; 7232 for (j=0; j<NI; j++) { 7233 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7234 if (DEBUG_SHOW_INFO) { 7235 Log.v(TAG, " IntentFilter:"); 7236 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7237 } 7238 if (!intent.debugCheck()) { 7239 Log.w(TAG, "==> For Service " + s.info.name); 7240 } 7241 addFilter(intent); 7242 } 7243 } 7244 7245 public final void removeService(PackageParser.Service s) { 7246 mServices.remove(s.getComponentName()); 7247 if (DEBUG_SHOW_INFO) { 7248 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7249 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7250 Log.v(TAG, " Class=" + s.info.name); 7251 } 7252 final int NI = s.intents.size(); 7253 int j; 7254 for (j=0; j<NI; j++) { 7255 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7256 if (DEBUG_SHOW_INFO) { 7257 Log.v(TAG, " IntentFilter:"); 7258 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7259 } 7260 removeFilter(intent); 7261 } 7262 } 7263 7264 @Override 7265 protected boolean allowFilterResult( 7266 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7267 ServiceInfo filterSi = filter.service.info; 7268 for (int i=dest.size()-1; i>=0; i--) { 7269 ServiceInfo destAi = dest.get(i).serviceInfo; 7270 if (destAi.name == filterSi.name 7271 && destAi.packageName == filterSi.packageName) { 7272 return false; 7273 } 7274 } 7275 return true; 7276 } 7277 7278 @Override 7279 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7280 return new PackageParser.ServiceIntentInfo[size]; 7281 } 7282 7283 @Override 7284 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7285 if (!sUserManager.exists(userId)) return true; 7286 PackageParser.Package p = filter.service.owner; 7287 if (p != null) { 7288 PackageSetting ps = (PackageSetting)p.mExtras; 7289 if (ps != null) { 7290 // System apps are never considered stopped for purposes of 7291 // filtering, because there may be no way for the user to 7292 // actually re-launch them. 7293 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7294 && ps.getStopped(userId); 7295 } 7296 } 7297 return false; 7298 } 7299 7300 @Override 7301 protected boolean isPackageForFilter(String packageName, 7302 PackageParser.ServiceIntentInfo info) { 7303 return packageName.equals(info.service.owner.packageName); 7304 } 7305 7306 @Override 7307 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7308 int match, int userId) { 7309 if (!sUserManager.exists(userId)) return null; 7310 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7311 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7312 return null; 7313 } 7314 final PackageParser.Service service = info.service; 7315 if (mSafeMode && (service.info.applicationInfo.flags 7316 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7317 return null; 7318 } 7319 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7320 if (ps == null) { 7321 return null; 7322 } 7323 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7324 ps.readUserState(userId), userId); 7325 if (si == null) { 7326 return null; 7327 } 7328 final ResolveInfo res = new ResolveInfo(); 7329 res.serviceInfo = si; 7330 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7331 res.filter = filter; 7332 } 7333 res.priority = info.getPriority(); 7334 res.preferredOrder = service.owner.mPreferredOrder; 7335 //System.out.println("Result: " + res.activityInfo.className + 7336 // " = " + res.priority); 7337 res.match = match; 7338 res.isDefault = info.hasDefault; 7339 res.labelRes = info.labelRes; 7340 res.nonLocalizedLabel = info.nonLocalizedLabel; 7341 res.icon = info.icon; 7342 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7343 return res; 7344 } 7345 7346 @Override 7347 protected void sortResults(List<ResolveInfo> results) { 7348 Collections.sort(results, mResolvePrioritySorter); 7349 } 7350 7351 @Override 7352 protected void dumpFilter(PrintWriter out, String prefix, 7353 PackageParser.ServiceIntentInfo filter) { 7354 out.print(prefix); out.print( 7355 Integer.toHexString(System.identityHashCode(filter.service))); 7356 out.print(' '); 7357 filter.service.printComponentShortName(out); 7358 out.print(" filter "); 7359 out.println(Integer.toHexString(System.identityHashCode(filter))); 7360 } 7361 7362// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7363// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7364// final List<ResolveInfo> retList = Lists.newArrayList(); 7365// while (i.hasNext()) { 7366// final ResolveInfo resolveInfo = (ResolveInfo) i; 7367// if (isEnabledLP(resolveInfo.serviceInfo)) { 7368// retList.add(resolveInfo); 7369// } 7370// } 7371// return retList; 7372// } 7373 7374 // Keys are String (activity class name), values are Activity. 7375 private final HashMap<ComponentName, PackageParser.Service> mServices 7376 = new HashMap<ComponentName, PackageParser.Service>(); 7377 private int mFlags; 7378 }; 7379 7380 private final class ProviderIntentResolver 7381 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7382 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7383 boolean defaultOnly, int userId) { 7384 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7385 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7386 } 7387 7388 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7389 int userId) { 7390 if (!sUserManager.exists(userId)) 7391 return null; 7392 mFlags = flags; 7393 return super.queryIntent(intent, resolvedType, 7394 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7395 } 7396 7397 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7398 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7399 if (!sUserManager.exists(userId)) 7400 return null; 7401 if (packageProviders == null) { 7402 return null; 7403 } 7404 mFlags = flags; 7405 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7406 final int N = packageProviders.size(); 7407 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7408 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7409 7410 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7411 for (int i = 0; i < N; ++i) { 7412 intentFilters = packageProviders.get(i).intents; 7413 if (intentFilters != null && intentFilters.size() > 0) { 7414 PackageParser.ProviderIntentInfo[] array = 7415 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7416 intentFilters.toArray(array); 7417 listCut.add(array); 7418 } 7419 } 7420 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7421 } 7422 7423 public final void addProvider(PackageParser.Provider p) { 7424 if (mProviders.containsKey(p.getComponentName())) { 7425 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7426 return; 7427 } 7428 7429 mProviders.put(p.getComponentName(), p); 7430 if (DEBUG_SHOW_INFO) { 7431 Log.v(TAG, " " 7432 + (p.info.nonLocalizedLabel != null 7433 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7434 Log.v(TAG, " Class=" + p.info.name); 7435 } 7436 final int NI = p.intents.size(); 7437 int j; 7438 for (j = 0; j < NI; j++) { 7439 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7440 if (DEBUG_SHOW_INFO) { 7441 Log.v(TAG, " IntentFilter:"); 7442 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7443 } 7444 if (!intent.debugCheck()) { 7445 Log.w(TAG, "==> For Provider " + p.info.name); 7446 } 7447 addFilter(intent); 7448 } 7449 } 7450 7451 public final void removeProvider(PackageParser.Provider p) { 7452 mProviders.remove(p.getComponentName()); 7453 if (DEBUG_SHOW_INFO) { 7454 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7455 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7456 Log.v(TAG, " Class=" + p.info.name); 7457 } 7458 final int NI = p.intents.size(); 7459 int j; 7460 for (j = 0; j < NI; j++) { 7461 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7462 if (DEBUG_SHOW_INFO) { 7463 Log.v(TAG, " IntentFilter:"); 7464 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7465 } 7466 removeFilter(intent); 7467 } 7468 } 7469 7470 @Override 7471 protected boolean allowFilterResult( 7472 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7473 ProviderInfo filterPi = filter.provider.info; 7474 for (int i = dest.size() - 1; i >= 0; i--) { 7475 ProviderInfo destPi = dest.get(i).providerInfo; 7476 if (destPi.name == filterPi.name 7477 && destPi.packageName == filterPi.packageName) { 7478 return false; 7479 } 7480 } 7481 return true; 7482 } 7483 7484 @Override 7485 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7486 return new PackageParser.ProviderIntentInfo[size]; 7487 } 7488 7489 @Override 7490 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7491 if (!sUserManager.exists(userId)) 7492 return true; 7493 PackageParser.Package p = filter.provider.owner; 7494 if (p != null) { 7495 PackageSetting ps = (PackageSetting) p.mExtras; 7496 if (ps != null) { 7497 // System apps are never considered stopped for purposes of 7498 // filtering, because there may be no way for the user to 7499 // actually re-launch them. 7500 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7501 && ps.getStopped(userId); 7502 } 7503 } 7504 return false; 7505 } 7506 7507 @Override 7508 protected boolean isPackageForFilter(String packageName, 7509 PackageParser.ProviderIntentInfo info) { 7510 return packageName.equals(info.provider.owner.packageName); 7511 } 7512 7513 @Override 7514 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7515 int match, int userId) { 7516 if (!sUserManager.exists(userId)) 7517 return null; 7518 final PackageParser.ProviderIntentInfo info = filter; 7519 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7520 return null; 7521 } 7522 final PackageParser.Provider provider = info.provider; 7523 if (mSafeMode && (provider.info.applicationInfo.flags 7524 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7525 return null; 7526 } 7527 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7528 if (ps == null) { 7529 return null; 7530 } 7531 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7532 ps.readUserState(userId), userId); 7533 if (pi == null) { 7534 return null; 7535 } 7536 final ResolveInfo res = new ResolveInfo(); 7537 res.providerInfo = pi; 7538 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7539 res.filter = filter; 7540 } 7541 res.priority = info.getPriority(); 7542 res.preferredOrder = provider.owner.mPreferredOrder; 7543 res.match = match; 7544 res.isDefault = info.hasDefault; 7545 res.labelRes = info.labelRes; 7546 res.nonLocalizedLabel = info.nonLocalizedLabel; 7547 res.icon = info.icon; 7548 res.system = isSystemApp(res.providerInfo.applicationInfo); 7549 return res; 7550 } 7551 7552 @Override 7553 protected void sortResults(List<ResolveInfo> results) { 7554 Collections.sort(results, mResolvePrioritySorter); 7555 } 7556 7557 @Override 7558 protected void dumpFilter(PrintWriter out, String prefix, 7559 PackageParser.ProviderIntentInfo filter) { 7560 out.print(prefix); 7561 out.print( 7562 Integer.toHexString(System.identityHashCode(filter.provider))); 7563 out.print(' '); 7564 filter.provider.printComponentShortName(out); 7565 out.print(" filter "); 7566 out.println(Integer.toHexString(System.identityHashCode(filter))); 7567 } 7568 7569 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7570 = new HashMap<ComponentName, PackageParser.Provider>(); 7571 private int mFlags; 7572 }; 7573 7574 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7575 new Comparator<ResolveInfo>() { 7576 public int compare(ResolveInfo r1, ResolveInfo r2) { 7577 int v1 = r1.priority; 7578 int v2 = r2.priority; 7579 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7580 if (v1 != v2) { 7581 return (v1 > v2) ? -1 : 1; 7582 } 7583 v1 = r1.preferredOrder; 7584 v2 = r2.preferredOrder; 7585 if (v1 != v2) { 7586 return (v1 > v2) ? -1 : 1; 7587 } 7588 if (r1.isDefault != r2.isDefault) { 7589 return r1.isDefault ? -1 : 1; 7590 } 7591 v1 = r1.match; 7592 v2 = r2.match; 7593 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7594 if (v1 != v2) { 7595 return (v1 > v2) ? -1 : 1; 7596 } 7597 if (r1.system != r2.system) { 7598 return r1.system ? -1 : 1; 7599 } 7600 return 0; 7601 } 7602 }; 7603 7604 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7605 new Comparator<ProviderInfo>() { 7606 public int compare(ProviderInfo p1, ProviderInfo p2) { 7607 final int v1 = p1.initOrder; 7608 final int v2 = p2.initOrder; 7609 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7610 } 7611 }; 7612 7613 static final void sendPackageBroadcast(String action, String pkg, 7614 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7615 int[] userIds) { 7616 IActivityManager am = ActivityManagerNative.getDefault(); 7617 if (am != null) { 7618 try { 7619 if (userIds == null) { 7620 userIds = am.getRunningUserIds(); 7621 } 7622 for (int id : userIds) { 7623 final Intent intent = new Intent(action, 7624 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7625 if (extras != null) { 7626 intent.putExtras(extras); 7627 } 7628 if (targetPkg != null) { 7629 intent.setPackage(targetPkg); 7630 } 7631 // Modify the UID when posting to other users 7632 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7633 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7634 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7635 intent.putExtra(Intent.EXTRA_UID, uid); 7636 } 7637 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7638 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7639 if (DEBUG_BROADCASTS) { 7640 RuntimeException here = new RuntimeException("here"); 7641 here.fillInStackTrace(); 7642 Slog.d(TAG, "Sending to user " + id + ": " 7643 + intent.toShortString(false, true, false, false) 7644 + " " + intent.getExtras(), here); 7645 } 7646 am.broadcastIntent(null, intent, null, finishedReceiver, 7647 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7648 finishedReceiver != null, false, id); 7649 } 7650 } catch (RemoteException ex) { 7651 } 7652 } 7653 } 7654 7655 /** 7656 * Check if the external storage media is available. This is true if there 7657 * is a mounted external storage medium or if the external storage is 7658 * emulated. 7659 */ 7660 private boolean isExternalMediaAvailable() { 7661 return mMediaMounted || Environment.isExternalStorageEmulated(); 7662 } 7663 7664 @Override 7665 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7666 // writer 7667 synchronized (mPackages) { 7668 if (!isExternalMediaAvailable()) { 7669 // If the external storage is no longer mounted at this point, 7670 // the caller may not have been able to delete all of this 7671 // packages files and can not delete any more. Bail. 7672 return null; 7673 } 7674 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7675 if (lastPackage != null) { 7676 pkgs.remove(lastPackage); 7677 } 7678 if (pkgs.size() > 0) { 7679 return pkgs.get(0); 7680 } 7681 } 7682 return null; 7683 } 7684 7685 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7686 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7687 userId, andCode ? 1 : 0, packageName); 7688 if (mSystemReady) { 7689 msg.sendToTarget(); 7690 } else { 7691 if (mPostSystemReadyMessages == null) { 7692 mPostSystemReadyMessages = new ArrayList<>(); 7693 } 7694 mPostSystemReadyMessages.add(msg); 7695 } 7696 } 7697 7698 void startCleaningPackages() { 7699 // reader 7700 synchronized (mPackages) { 7701 if (!isExternalMediaAvailable()) { 7702 return; 7703 } 7704 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7705 return; 7706 } 7707 } 7708 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7709 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7710 IActivityManager am = ActivityManagerNative.getDefault(); 7711 if (am != null) { 7712 try { 7713 am.startService(null, intent, null, UserHandle.USER_OWNER); 7714 } catch (RemoteException e) { 7715 } 7716 } 7717 } 7718 7719 @Override 7720 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7721 int installFlags, String installerPackageName, VerificationParams verificationParams, 7722 String packageAbiOverride) { 7723 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7724 packageAbiOverride, UserHandle.getCallingUserId()); 7725 } 7726 7727 @Override 7728 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7729 int installFlags, String installerPackageName, VerificationParams verificationParams, 7730 String packageAbiOverride, int userId) { 7731 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 7732 7733 final int callingUid = Binder.getCallingUid(); 7734 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 7735 7736 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7737 try { 7738 if (observer != null) { 7739 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7740 } 7741 } catch (RemoteException re) { 7742 } 7743 return; 7744 } 7745 7746 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 7747 installFlags |= PackageManager.INSTALL_FROM_ADB; 7748 7749 } else { 7750 // Caller holds INSTALL_PACKAGES permission, so we're less strict 7751 // about installerPackageName. 7752 7753 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 7754 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 7755 } 7756 7757 UserHandle user; 7758 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7759 user = UserHandle.ALL; 7760 } else { 7761 user = new UserHandle(userId); 7762 } 7763 7764 verificationParams.setInstallerUid(callingUid); 7765 7766 final File originFile = new File(originPath); 7767 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7768 7769 final Message msg = mHandler.obtainMessage(INIT_COPY); 7770 msg.obj = new InstallParams(origin, observer, installFlags, 7771 installerPackageName, verificationParams, user, packageAbiOverride); 7772 mHandler.sendMessage(msg); 7773 } 7774 7775 void installStage(String packageName, File stagedDir, String stagedCid, 7776 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7777 String installerPackageName, int installerUid, UserHandle user) { 7778 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7779 params.referrerUri, installerUid, null); 7780 7781 final OriginInfo origin; 7782 if (stagedDir != null) { 7783 origin = OriginInfo.fromStagedFile(stagedDir); 7784 } else { 7785 origin = OriginInfo.fromStagedContainer(stagedCid); 7786 } 7787 7788 final Message msg = mHandler.obtainMessage(INIT_COPY); 7789 msg.obj = new InstallParams(origin, observer, params.installFlags, 7790 installerPackageName, verifParams, user, params.abiOverride); 7791 mHandler.sendMessage(msg); 7792 } 7793 7794 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7795 Bundle extras = new Bundle(1); 7796 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7797 7798 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7799 packageName, extras, null, null, new int[] {userId}); 7800 try { 7801 IActivityManager am = ActivityManagerNative.getDefault(); 7802 final boolean isSystem = 7803 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7804 if (isSystem && am.isUserRunning(userId, false)) { 7805 // The just-installed/enabled app is bundled on the system, so presumed 7806 // to be able to run automatically without needing an explicit launch. 7807 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7808 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7809 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7810 .setPackage(packageName); 7811 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7812 android.app.AppOpsManager.OP_NONE, false, false, userId); 7813 } 7814 } catch (RemoteException e) { 7815 // shouldn't happen 7816 Slog.w(TAG, "Unable to bootstrap installed package", e); 7817 } 7818 } 7819 7820 @Override 7821 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7822 int userId) { 7823 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7824 PackageSetting pkgSetting; 7825 final int uid = Binder.getCallingUid(); 7826 enforceCrossUserPermission(uid, userId, true, true, 7827 "setApplicationHiddenSetting for user " + userId); 7828 7829 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7830 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7831 return false; 7832 } 7833 7834 long callingId = Binder.clearCallingIdentity(); 7835 try { 7836 boolean sendAdded = false; 7837 boolean sendRemoved = false; 7838 // writer 7839 synchronized (mPackages) { 7840 pkgSetting = mSettings.mPackages.get(packageName); 7841 if (pkgSetting == null) { 7842 return false; 7843 } 7844 if (pkgSetting.getHidden(userId) != hidden) { 7845 pkgSetting.setHidden(hidden, userId); 7846 mSettings.writePackageRestrictionsLPr(userId); 7847 if (hidden) { 7848 sendRemoved = true; 7849 } else { 7850 sendAdded = true; 7851 } 7852 } 7853 } 7854 if (sendAdded) { 7855 sendPackageAddedForUser(packageName, pkgSetting, userId); 7856 return true; 7857 } 7858 if (sendRemoved) { 7859 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7860 "hiding pkg"); 7861 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7862 } 7863 } finally { 7864 Binder.restoreCallingIdentity(callingId); 7865 } 7866 return false; 7867 } 7868 7869 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7870 int userId) { 7871 final PackageRemovedInfo info = new PackageRemovedInfo(); 7872 info.removedPackage = packageName; 7873 info.removedUsers = new int[] {userId}; 7874 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7875 info.sendBroadcast(false, false, false); 7876 } 7877 7878 /** 7879 * Returns true if application is not found or there was an error. Otherwise it returns 7880 * the hidden state of the package for the given user. 7881 */ 7882 @Override 7883 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7884 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7885 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7886 false, "getApplicationHidden for user " + userId); 7887 PackageSetting pkgSetting; 7888 long callingId = Binder.clearCallingIdentity(); 7889 try { 7890 // writer 7891 synchronized (mPackages) { 7892 pkgSetting = mSettings.mPackages.get(packageName); 7893 if (pkgSetting == null) { 7894 return true; 7895 } 7896 return pkgSetting.getHidden(userId); 7897 } 7898 } finally { 7899 Binder.restoreCallingIdentity(callingId); 7900 } 7901 } 7902 7903 /** 7904 * @hide 7905 */ 7906 @Override 7907 public int installExistingPackageAsUser(String packageName, int userId) { 7908 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7909 null); 7910 PackageSetting pkgSetting; 7911 final int uid = Binder.getCallingUid(); 7912 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 7913 + userId); 7914 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7915 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7916 } 7917 7918 long callingId = Binder.clearCallingIdentity(); 7919 try { 7920 boolean sendAdded = false; 7921 Bundle extras = new Bundle(1); 7922 7923 // writer 7924 synchronized (mPackages) { 7925 pkgSetting = mSettings.mPackages.get(packageName); 7926 if (pkgSetting == null) { 7927 return PackageManager.INSTALL_FAILED_INVALID_URI; 7928 } 7929 if (!pkgSetting.getInstalled(userId)) { 7930 pkgSetting.setInstalled(true, userId); 7931 pkgSetting.setHidden(false, userId); 7932 mSettings.writePackageRestrictionsLPr(userId); 7933 sendAdded = true; 7934 } 7935 } 7936 7937 if (sendAdded) { 7938 sendPackageAddedForUser(packageName, pkgSetting, userId); 7939 } 7940 } finally { 7941 Binder.restoreCallingIdentity(callingId); 7942 } 7943 7944 return PackageManager.INSTALL_SUCCEEDED; 7945 } 7946 7947 boolean isUserRestricted(int userId, String restrictionKey) { 7948 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7949 if (restrictions.getBoolean(restrictionKey, false)) { 7950 Log.w(TAG, "User is restricted: " + restrictionKey); 7951 return true; 7952 } 7953 return false; 7954 } 7955 7956 @Override 7957 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7958 mContext.enforceCallingOrSelfPermission( 7959 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7960 "Only package verification agents can verify applications"); 7961 7962 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7963 final PackageVerificationResponse response = new PackageVerificationResponse( 7964 verificationCode, Binder.getCallingUid()); 7965 msg.arg1 = id; 7966 msg.obj = response; 7967 mHandler.sendMessage(msg); 7968 } 7969 7970 @Override 7971 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7972 long millisecondsToDelay) { 7973 mContext.enforceCallingOrSelfPermission( 7974 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7975 "Only package verification agents can extend verification timeouts"); 7976 7977 final PackageVerificationState state = mPendingVerification.get(id); 7978 final PackageVerificationResponse response = new PackageVerificationResponse( 7979 verificationCodeAtTimeout, Binder.getCallingUid()); 7980 7981 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7982 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7983 } 7984 if (millisecondsToDelay < 0) { 7985 millisecondsToDelay = 0; 7986 } 7987 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7988 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7989 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7990 } 7991 7992 if ((state != null) && !state.timeoutExtended()) { 7993 state.extendTimeout(); 7994 7995 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7996 msg.arg1 = id; 7997 msg.obj = response; 7998 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7999 } 8000 } 8001 8002 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8003 int verificationCode, UserHandle user) { 8004 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8005 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8006 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8007 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8008 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8009 8010 mContext.sendBroadcastAsUser(intent, user, 8011 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8012 } 8013 8014 private ComponentName matchComponentForVerifier(String packageName, 8015 List<ResolveInfo> receivers) { 8016 ActivityInfo targetReceiver = null; 8017 8018 final int NR = receivers.size(); 8019 for (int i = 0; i < NR; i++) { 8020 final ResolveInfo info = receivers.get(i); 8021 if (info.activityInfo == null) { 8022 continue; 8023 } 8024 8025 if (packageName.equals(info.activityInfo.packageName)) { 8026 targetReceiver = info.activityInfo; 8027 break; 8028 } 8029 } 8030 8031 if (targetReceiver == null) { 8032 return null; 8033 } 8034 8035 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8036 } 8037 8038 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8039 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8040 if (pkgInfo.verifiers.length == 0) { 8041 return null; 8042 } 8043 8044 final int N = pkgInfo.verifiers.length; 8045 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8046 for (int i = 0; i < N; i++) { 8047 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8048 8049 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8050 receivers); 8051 if (comp == null) { 8052 continue; 8053 } 8054 8055 final int verifierUid = getUidForVerifier(verifierInfo); 8056 if (verifierUid == -1) { 8057 continue; 8058 } 8059 8060 if (DEBUG_VERIFY) { 8061 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8062 + " with the correct signature"); 8063 } 8064 sufficientVerifiers.add(comp); 8065 verificationState.addSufficientVerifier(verifierUid); 8066 } 8067 8068 return sufficientVerifiers; 8069 } 8070 8071 private int getUidForVerifier(VerifierInfo verifierInfo) { 8072 synchronized (mPackages) { 8073 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8074 if (pkg == null) { 8075 return -1; 8076 } else if (pkg.mSignatures.length != 1) { 8077 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8078 + " has more than one signature; ignoring"); 8079 return -1; 8080 } 8081 8082 /* 8083 * If the public key of the package's signature does not match 8084 * our expected public key, then this is a different package and 8085 * we should skip. 8086 */ 8087 8088 final byte[] expectedPublicKey; 8089 try { 8090 final Signature verifierSig = pkg.mSignatures[0]; 8091 final PublicKey publicKey = verifierSig.getPublicKey(); 8092 expectedPublicKey = publicKey.getEncoded(); 8093 } catch (CertificateException e) { 8094 return -1; 8095 } 8096 8097 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8098 8099 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8100 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8101 + " does not have the expected public key; ignoring"); 8102 return -1; 8103 } 8104 8105 return pkg.applicationInfo.uid; 8106 } 8107 } 8108 8109 @Override 8110 public void finishPackageInstall(int token) { 8111 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8112 8113 if (DEBUG_INSTALL) { 8114 Slog.v(TAG, "BM finishing package install for " + token); 8115 } 8116 8117 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8118 mHandler.sendMessage(msg); 8119 } 8120 8121 /** 8122 * Get the verification agent timeout. 8123 * 8124 * @return verification timeout in milliseconds 8125 */ 8126 private long getVerificationTimeout() { 8127 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8128 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8129 DEFAULT_VERIFICATION_TIMEOUT); 8130 } 8131 8132 /** 8133 * Get the default verification agent response code. 8134 * 8135 * @return default verification response code 8136 */ 8137 private int getDefaultVerificationResponse() { 8138 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8139 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8140 DEFAULT_VERIFICATION_RESPONSE); 8141 } 8142 8143 /** 8144 * Check whether or not package verification has been enabled. 8145 * 8146 * @return true if verification should be performed 8147 */ 8148 private boolean isVerificationEnabled(int userId, int installFlags) { 8149 if (!DEFAULT_VERIFY_ENABLE) { 8150 return false; 8151 } 8152 8153 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8154 8155 // Check if installing from ADB 8156 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8157 // Do not run verification in a test harness environment 8158 if (ActivityManager.isRunningInTestHarness()) { 8159 return false; 8160 } 8161 if (ensureVerifyAppsEnabled) { 8162 return true; 8163 } 8164 // Check if the developer does not want package verification for ADB installs 8165 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8166 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8167 return false; 8168 } 8169 } 8170 8171 if (ensureVerifyAppsEnabled) { 8172 return true; 8173 } 8174 8175 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8176 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8177 } 8178 8179 /** 8180 * Get the "allow unknown sources" setting. 8181 * 8182 * @return the current "allow unknown sources" setting 8183 */ 8184 private int getUnknownSourcesSettings() { 8185 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8186 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8187 -1); 8188 } 8189 8190 @Override 8191 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8192 final int uid = Binder.getCallingUid(); 8193 // writer 8194 synchronized (mPackages) { 8195 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8196 if (targetPackageSetting == null) { 8197 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8198 } 8199 8200 PackageSetting installerPackageSetting; 8201 if (installerPackageName != null) { 8202 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8203 if (installerPackageSetting == null) { 8204 throw new IllegalArgumentException("Unknown installer package: " 8205 + installerPackageName); 8206 } 8207 } else { 8208 installerPackageSetting = null; 8209 } 8210 8211 Signature[] callerSignature; 8212 Object obj = mSettings.getUserIdLPr(uid); 8213 if (obj != null) { 8214 if (obj instanceof SharedUserSetting) { 8215 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8216 } else if (obj instanceof PackageSetting) { 8217 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8218 } else { 8219 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8220 } 8221 } else { 8222 throw new SecurityException("Unknown calling uid " + uid); 8223 } 8224 8225 // Verify: can't set installerPackageName to a package that is 8226 // not signed with the same cert as the caller. 8227 if (installerPackageSetting != null) { 8228 if (compareSignatures(callerSignature, 8229 installerPackageSetting.signatures.mSignatures) 8230 != PackageManager.SIGNATURE_MATCH) { 8231 throw new SecurityException( 8232 "Caller does not have same cert as new installer package " 8233 + installerPackageName); 8234 } 8235 } 8236 8237 // Verify: if target already has an installer package, it must 8238 // be signed with the same cert as the caller. 8239 if (targetPackageSetting.installerPackageName != null) { 8240 PackageSetting setting = mSettings.mPackages.get( 8241 targetPackageSetting.installerPackageName); 8242 // If the currently set package isn't valid, then it's always 8243 // okay to change it. 8244 if (setting != null) { 8245 if (compareSignatures(callerSignature, 8246 setting.signatures.mSignatures) 8247 != PackageManager.SIGNATURE_MATCH) { 8248 throw new SecurityException( 8249 "Caller does not have same cert as old installer package " 8250 + targetPackageSetting.installerPackageName); 8251 } 8252 } 8253 } 8254 8255 // Okay! 8256 targetPackageSetting.installerPackageName = installerPackageName; 8257 scheduleWriteSettingsLocked(); 8258 } 8259 } 8260 8261 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8262 // Queue up an async operation since the package installation may take a little while. 8263 mHandler.post(new Runnable() { 8264 public void run() { 8265 mHandler.removeCallbacks(this); 8266 // Result object to be returned 8267 PackageInstalledInfo res = new PackageInstalledInfo(); 8268 res.returnCode = currentStatus; 8269 res.uid = -1; 8270 res.pkg = null; 8271 res.removedInfo = new PackageRemovedInfo(); 8272 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8273 args.doPreInstall(res.returnCode); 8274 synchronized (mInstallLock) { 8275 installPackageLI(args, res); 8276 } 8277 args.doPostInstall(res.returnCode, res.uid); 8278 } 8279 8280 // A restore should be performed at this point if (a) the install 8281 // succeeded, (b) the operation is not an update, and (c) the new 8282 // package has not opted out of backup participation. 8283 final boolean update = res.removedInfo.removedPackage != null; 8284 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8285 boolean doRestore = !update 8286 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8287 8288 // Set up the post-install work request bookkeeping. This will be used 8289 // and cleaned up by the post-install event handling regardless of whether 8290 // there's a restore pass performed. Token values are >= 1. 8291 int token; 8292 if (mNextInstallToken < 0) mNextInstallToken = 1; 8293 token = mNextInstallToken++; 8294 8295 PostInstallData data = new PostInstallData(args, res); 8296 mRunningInstalls.put(token, data); 8297 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8298 8299 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8300 // Pass responsibility to the Backup Manager. It will perform a 8301 // restore if appropriate, then pass responsibility back to the 8302 // Package Manager to run the post-install observer callbacks 8303 // and broadcasts. 8304 IBackupManager bm = IBackupManager.Stub.asInterface( 8305 ServiceManager.getService(Context.BACKUP_SERVICE)); 8306 if (bm != null) { 8307 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8308 + " to BM for possible restore"); 8309 try { 8310 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8311 } catch (RemoteException e) { 8312 // can't happen; the backup manager is local 8313 } catch (Exception e) { 8314 Slog.e(TAG, "Exception trying to enqueue restore", e); 8315 doRestore = false; 8316 } 8317 } else { 8318 Slog.e(TAG, "Backup Manager not found!"); 8319 doRestore = false; 8320 } 8321 } 8322 8323 if (!doRestore) { 8324 // No restore possible, or the Backup Manager was mysteriously not 8325 // available -- just fire the post-install work request directly. 8326 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8327 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8328 mHandler.sendMessage(msg); 8329 } 8330 } 8331 }); 8332 } 8333 8334 private abstract class HandlerParams { 8335 private static final int MAX_RETRIES = 4; 8336 8337 /** 8338 * Number of times startCopy() has been attempted and had a non-fatal 8339 * error. 8340 */ 8341 private int mRetries = 0; 8342 8343 /** User handle for the user requesting the information or installation. */ 8344 private final UserHandle mUser; 8345 8346 HandlerParams(UserHandle user) { 8347 mUser = user; 8348 } 8349 8350 UserHandle getUser() { 8351 return mUser; 8352 } 8353 8354 final boolean startCopy() { 8355 boolean res; 8356 try { 8357 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8358 8359 if (++mRetries > MAX_RETRIES) { 8360 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8361 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8362 handleServiceError(); 8363 return false; 8364 } else { 8365 handleStartCopy(); 8366 res = true; 8367 } 8368 } catch (RemoteException e) { 8369 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8370 mHandler.sendEmptyMessage(MCS_RECONNECT); 8371 res = false; 8372 } 8373 handleReturnCode(); 8374 return res; 8375 } 8376 8377 final void serviceError() { 8378 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8379 handleServiceError(); 8380 handleReturnCode(); 8381 } 8382 8383 abstract void handleStartCopy() throws RemoteException; 8384 abstract void handleServiceError(); 8385 abstract void handleReturnCode(); 8386 } 8387 8388 class MeasureParams extends HandlerParams { 8389 private final PackageStats mStats; 8390 private boolean mSuccess; 8391 8392 private final IPackageStatsObserver mObserver; 8393 8394 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8395 super(new UserHandle(stats.userHandle)); 8396 mObserver = observer; 8397 mStats = stats; 8398 } 8399 8400 @Override 8401 public String toString() { 8402 return "MeasureParams{" 8403 + Integer.toHexString(System.identityHashCode(this)) 8404 + " " + mStats.packageName + "}"; 8405 } 8406 8407 @Override 8408 void handleStartCopy() throws RemoteException { 8409 synchronized (mInstallLock) { 8410 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8411 } 8412 8413 if (mSuccess) { 8414 final boolean mounted; 8415 if (Environment.isExternalStorageEmulated()) { 8416 mounted = true; 8417 } else { 8418 final String status = Environment.getExternalStorageState(); 8419 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8420 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8421 } 8422 8423 if (mounted) { 8424 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8425 8426 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8427 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8428 8429 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8430 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8431 8432 // Always subtract cache size, since it's a subdirectory 8433 mStats.externalDataSize -= mStats.externalCacheSize; 8434 8435 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8436 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8437 8438 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8439 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8440 } 8441 } 8442 } 8443 8444 @Override 8445 void handleReturnCode() { 8446 if (mObserver != null) { 8447 try { 8448 mObserver.onGetStatsCompleted(mStats, mSuccess); 8449 } catch (RemoteException e) { 8450 Slog.i(TAG, "Observer no longer exists."); 8451 } 8452 } 8453 } 8454 8455 @Override 8456 void handleServiceError() { 8457 Slog.e(TAG, "Could not measure application " + mStats.packageName 8458 + " external storage"); 8459 } 8460 } 8461 8462 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8463 throws RemoteException { 8464 long result = 0; 8465 for (File path : paths) { 8466 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8467 } 8468 return result; 8469 } 8470 8471 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8472 for (File path : paths) { 8473 try { 8474 mcs.clearDirectory(path.getAbsolutePath()); 8475 } catch (RemoteException e) { 8476 } 8477 } 8478 } 8479 8480 static class OriginInfo { 8481 /** 8482 * Location where install is coming from, before it has been 8483 * copied/renamed into place. This could be a single monolithic APK 8484 * file, or a cluster directory. This location may be untrusted. 8485 */ 8486 final File file; 8487 final String cid; 8488 8489 /** 8490 * Flag indicating that {@link #file} or {@link #cid} has already been 8491 * staged, meaning downstream users don't need to defensively copy the 8492 * contents. 8493 */ 8494 final boolean staged; 8495 8496 /** 8497 * Flag indicating that {@link #file} or {@link #cid} is an already 8498 * installed app that is being moved. 8499 */ 8500 final boolean existing; 8501 8502 final String resolvedPath; 8503 final File resolvedFile; 8504 8505 static OriginInfo fromNothing() { 8506 return new OriginInfo(null, null, false, false); 8507 } 8508 8509 static OriginInfo fromUntrustedFile(File file) { 8510 return new OriginInfo(file, null, false, false); 8511 } 8512 8513 static OriginInfo fromExistingFile(File file) { 8514 return new OriginInfo(file, null, false, true); 8515 } 8516 8517 static OriginInfo fromStagedFile(File file) { 8518 return new OriginInfo(file, null, true, false); 8519 } 8520 8521 static OriginInfo fromStagedContainer(String cid) { 8522 return new OriginInfo(null, cid, true, false); 8523 } 8524 8525 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8526 this.file = file; 8527 this.cid = cid; 8528 this.staged = staged; 8529 this.existing = existing; 8530 8531 if (cid != null) { 8532 resolvedPath = PackageHelper.getSdDir(cid); 8533 resolvedFile = new File(resolvedPath); 8534 } else if (file != null) { 8535 resolvedPath = file.getAbsolutePath(); 8536 resolvedFile = file; 8537 } else { 8538 resolvedPath = null; 8539 resolvedFile = null; 8540 } 8541 } 8542 } 8543 8544 class InstallParams extends HandlerParams { 8545 final OriginInfo origin; 8546 final IPackageInstallObserver2 observer; 8547 int installFlags; 8548 final String installerPackageName; 8549 final VerificationParams verificationParams; 8550 private InstallArgs mArgs; 8551 private int mRet; 8552 final String packageAbiOverride; 8553 8554 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8555 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8556 String packageAbiOverride) { 8557 super(user); 8558 this.origin = origin; 8559 this.observer = observer; 8560 this.installFlags = installFlags; 8561 this.installerPackageName = installerPackageName; 8562 this.verificationParams = verificationParams; 8563 this.packageAbiOverride = packageAbiOverride; 8564 } 8565 8566 @Override 8567 public String toString() { 8568 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8569 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8570 } 8571 8572 public ManifestDigest getManifestDigest() { 8573 if (verificationParams == null) { 8574 return null; 8575 } 8576 return verificationParams.getManifestDigest(); 8577 } 8578 8579 private int installLocationPolicy(PackageInfoLite pkgLite) { 8580 String packageName = pkgLite.packageName; 8581 int installLocation = pkgLite.installLocation; 8582 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8583 // reader 8584 synchronized (mPackages) { 8585 PackageParser.Package pkg = mPackages.get(packageName); 8586 if (pkg != null) { 8587 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8588 // Check for downgrading. 8589 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8590 if (pkgLite.versionCode < pkg.mVersionCode) { 8591 Slog.w(TAG, "Can't install update of " + packageName 8592 + " update version " + pkgLite.versionCode 8593 + " is older than installed version " 8594 + pkg.mVersionCode); 8595 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8596 } 8597 } 8598 // Check for updated system application. 8599 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8600 if (onSd) { 8601 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8602 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8603 } 8604 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8605 } else { 8606 if (onSd) { 8607 // Install flag overrides everything. 8608 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8609 } 8610 // If current upgrade specifies particular preference 8611 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8612 // Application explicitly specified internal. 8613 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8614 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8615 // App explictly prefers external. Let policy decide 8616 } else { 8617 // Prefer previous location 8618 if (isExternal(pkg)) { 8619 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8620 } 8621 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8622 } 8623 } 8624 } else { 8625 // Invalid install. Return error code 8626 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8627 } 8628 } 8629 } 8630 // All the special cases have been taken care of. 8631 // Return result based on recommended install location. 8632 if (onSd) { 8633 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8634 } 8635 return pkgLite.recommendedInstallLocation; 8636 } 8637 8638 /* 8639 * Invoke remote method to get package information and install 8640 * location values. Override install location based on default 8641 * policy if needed and then create install arguments based 8642 * on the install location. 8643 */ 8644 public void handleStartCopy() throws RemoteException { 8645 int ret = PackageManager.INSTALL_SUCCEEDED; 8646 8647 // If we're already staged, we've firmly committed to an install location 8648 if (origin.staged) { 8649 if (origin.file != null) { 8650 installFlags |= PackageManager.INSTALL_INTERNAL; 8651 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8652 } else if (origin.cid != null) { 8653 installFlags |= PackageManager.INSTALL_EXTERNAL; 8654 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8655 } else { 8656 throw new IllegalStateException("Invalid stage location"); 8657 } 8658 } 8659 8660 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8661 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8662 8663 PackageInfoLite pkgLite = null; 8664 8665 if (onInt && onSd) { 8666 // Check if both bits are set. 8667 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8668 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8669 } else { 8670 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8671 packageAbiOverride); 8672 8673 /* 8674 * If we have too little free space, try to free cache 8675 * before giving up. 8676 */ 8677 if (!origin.staged && pkgLite.recommendedInstallLocation 8678 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8679 // TODO: focus freeing disk space on the target device 8680 final StorageManager storage = StorageManager.from(mContext); 8681 final long lowThreshold = storage.getStorageLowBytes( 8682 Environment.getDataDirectory()); 8683 8684 final long sizeBytes = mContainerService.calculateInstalledSize( 8685 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8686 8687 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8688 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8689 installFlags, packageAbiOverride); 8690 } 8691 8692 /* 8693 * The cache free must have deleted the file we 8694 * downloaded to install. 8695 * 8696 * TODO: fix the "freeCache" call to not delete 8697 * the file we care about. 8698 */ 8699 if (pkgLite.recommendedInstallLocation 8700 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8701 pkgLite.recommendedInstallLocation 8702 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8703 } 8704 } 8705 } 8706 8707 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8708 int loc = pkgLite.recommendedInstallLocation; 8709 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8710 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8711 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8712 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8713 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8714 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8715 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8716 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8717 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8718 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8719 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8720 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8721 } else { 8722 // Override with defaults if needed. 8723 loc = installLocationPolicy(pkgLite); 8724 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8725 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8726 } else if (!onSd && !onInt) { 8727 // Override install location with flags 8728 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8729 // Set the flag to install on external media. 8730 installFlags |= PackageManager.INSTALL_EXTERNAL; 8731 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8732 } else { 8733 // Make sure the flag for installing on external 8734 // media is unset 8735 installFlags |= PackageManager.INSTALL_INTERNAL; 8736 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8737 } 8738 } 8739 } 8740 } 8741 8742 final InstallArgs args = createInstallArgs(this); 8743 mArgs = args; 8744 8745 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8746 /* 8747 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8748 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8749 */ 8750 int userIdentifier = getUser().getIdentifier(); 8751 if (userIdentifier == UserHandle.USER_ALL 8752 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8753 userIdentifier = UserHandle.USER_OWNER; 8754 } 8755 8756 /* 8757 * Determine if we have any installed package verifiers. If we 8758 * do, then we'll defer to them to verify the packages. 8759 */ 8760 final int requiredUid = mRequiredVerifierPackage == null ? -1 8761 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8762 if (!origin.existing && requiredUid != -1 8763 && isVerificationEnabled(userIdentifier, installFlags)) { 8764 final Intent verification = new Intent( 8765 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8766 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8767 PACKAGE_MIME_TYPE); 8768 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8769 8770 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8771 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8772 0 /* TODO: Which userId? */); 8773 8774 if (DEBUG_VERIFY) { 8775 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8776 + verification.toString() + " with " + pkgLite.verifiers.length 8777 + " optional verifiers"); 8778 } 8779 8780 final int verificationId = mPendingVerificationToken++; 8781 8782 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8783 8784 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8785 installerPackageName); 8786 8787 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8788 installFlags); 8789 8790 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8791 pkgLite.packageName); 8792 8793 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8794 pkgLite.versionCode); 8795 8796 if (verificationParams != null) { 8797 if (verificationParams.getVerificationURI() != null) { 8798 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8799 verificationParams.getVerificationURI()); 8800 } 8801 if (verificationParams.getOriginatingURI() != null) { 8802 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8803 verificationParams.getOriginatingURI()); 8804 } 8805 if (verificationParams.getReferrer() != null) { 8806 verification.putExtra(Intent.EXTRA_REFERRER, 8807 verificationParams.getReferrer()); 8808 } 8809 if (verificationParams.getOriginatingUid() >= 0) { 8810 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8811 verificationParams.getOriginatingUid()); 8812 } 8813 if (verificationParams.getInstallerUid() >= 0) { 8814 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8815 verificationParams.getInstallerUid()); 8816 } 8817 } 8818 8819 final PackageVerificationState verificationState = new PackageVerificationState( 8820 requiredUid, args); 8821 8822 mPendingVerification.append(verificationId, verificationState); 8823 8824 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8825 receivers, verificationState); 8826 8827 /* 8828 * If any sufficient verifiers were listed in the package 8829 * manifest, attempt to ask them. 8830 */ 8831 if (sufficientVerifiers != null) { 8832 final int N = sufficientVerifiers.size(); 8833 if (N == 0) { 8834 Slog.i(TAG, "Additional verifiers required, but none installed."); 8835 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8836 } else { 8837 for (int i = 0; i < N; i++) { 8838 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8839 8840 final Intent sufficientIntent = new Intent(verification); 8841 sufficientIntent.setComponent(verifierComponent); 8842 8843 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8844 } 8845 } 8846 } 8847 8848 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8849 mRequiredVerifierPackage, receivers); 8850 if (ret == PackageManager.INSTALL_SUCCEEDED 8851 && mRequiredVerifierPackage != null) { 8852 /* 8853 * Send the intent to the required verification agent, 8854 * but only start the verification timeout after the 8855 * target BroadcastReceivers have run. 8856 */ 8857 verification.setComponent(requiredVerifierComponent); 8858 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8859 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8860 new BroadcastReceiver() { 8861 @Override 8862 public void onReceive(Context context, Intent intent) { 8863 final Message msg = mHandler 8864 .obtainMessage(CHECK_PENDING_VERIFICATION); 8865 msg.arg1 = verificationId; 8866 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8867 } 8868 }, null, 0, null, null); 8869 8870 /* 8871 * We don't want the copy to proceed until verification 8872 * succeeds, so null out this field. 8873 */ 8874 mArgs = null; 8875 } 8876 } else { 8877 /* 8878 * No package verification is enabled, so immediately start 8879 * the remote call to initiate copy using temporary file. 8880 */ 8881 ret = args.copyApk(mContainerService, true); 8882 } 8883 } 8884 8885 mRet = ret; 8886 } 8887 8888 @Override 8889 void handleReturnCode() { 8890 // If mArgs is null, then MCS couldn't be reached. When it 8891 // reconnects, it will try again to install. At that point, this 8892 // will succeed. 8893 if (mArgs != null) { 8894 processPendingInstall(mArgs, mRet); 8895 } 8896 } 8897 8898 @Override 8899 void handleServiceError() { 8900 mArgs = createInstallArgs(this); 8901 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8902 } 8903 8904 public boolean isForwardLocked() { 8905 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8906 } 8907 } 8908 8909 /** 8910 * Used during creation of InstallArgs 8911 * 8912 * @param installFlags package installation flags 8913 * @return true if should be installed on external storage 8914 */ 8915 private static boolean installOnSd(int installFlags) { 8916 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8917 return false; 8918 } 8919 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8920 return true; 8921 } 8922 return false; 8923 } 8924 8925 /** 8926 * Used during creation of InstallArgs 8927 * 8928 * @param installFlags package installation flags 8929 * @return true if should be installed as forward locked 8930 */ 8931 private static boolean installForwardLocked(int installFlags) { 8932 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8933 } 8934 8935 private InstallArgs createInstallArgs(InstallParams params) { 8936 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8937 return new AsecInstallArgs(params); 8938 } else { 8939 return new FileInstallArgs(params); 8940 } 8941 } 8942 8943 /** 8944 * Create args that describe an existing installed package. Typically used 8945 * when cleaning up old installs, or used as a move source. 8946 */ 8947 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8948 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8949 final boolean isInAsec; 8950 if (installOnSd(installFlags)) { 8951 /* Apps on SD card are always in ASEC containers. */ 8952 isInAsec = true; 8953 } else if (installForwardLocked(installFlags) 8954 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8955 /* 8956 * Forward-locked apps are only in ASEC containers if they're the 8957 * new style 8958 */ 8959 isInAsec = true; 8960 } else { 8961 isInAsec = false; 8962 } 8963 8964 if (isInAsec) { 8965 return new AsecInstallArgs(codePath, instructionSets, 8966 installOnSd(installFlags), installForwardLocked(installFlags)); 8967 } else { 8968 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8969 instructionSets); 8970 } 8971 } 8972 8973 static abstract class InstallArgs { 8974 /** @see InstallParams#origin */ 8975 final OriginInfo origin; 8976 8977 final IPackageInstallObserver2 observer; 8978 // Always refers to PackageManager flags only 8979 final int installFlags; 8980 final String installerPackageName; 8981 final ManifestDigest manifestDigest; 8982 final UserHandle user; 8983 final String abiOverride; 8984 8985 // The list of instruction sets supported by this app. This is currently 8986 // only used during the rmdex() phase to clean up resources. We can get rid of this 8987 // if we move dex files under the common app path. 8988 /* nullable */ String[] instructionSets; 8989 8990 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8991 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 8992 String[] instructionSets, String abiOverride) { 8993 this.origin = origin; 8994 this.installFlags = installFlags; 8995 this.observer = observer; 8996 this.installerPackageName = installerPackageName; 8997 this.manifestDigest = manifestDigest; 8998 this.user = user; 8999 this.instructionSets = instructionSets; 9000 this.abiOverride = abiOverride; 9001 } 9002 9003 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9004 abstract int doPreInstall(int status); 9005 9006 /** 9007 * Rename package into final resting place. All paths on the given 9008 * scanned package should be updated to reflect the rename. 9009 */ 9010 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9011 abstract int doPostInstall(int status, int uid); 9012 9013 /** @see PackageSettingBase#codePathString */ 9014 abstract String getCodePath(); 9015 /** @see PackageSettingBase#resourcePathString */ 9016 abstract String getResourcePath(); 9017 abstract String getLegacyNativeLibraryPath(); 9018 9019 // Need installer lock especially for dex file removal. 9020 abstract void cleanUpResourcesLI(); 9021 abstract boolean doPostDeleteLI(boolean delete); 9022 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9023 9024 /** 9025 * Called before the source arguments are copied. This is used mostly 9026 * for MoveParams when it needs to read the source file to put it in the 9027 * destination. 9028 */ 9029 int doPreCopy() { 9030 return PackageManager.INSTALL_SUCCEEDED; 9031 } 9032 9033 /** 9034 * Called after the source arguments are copied. This is used mostly for 9035 * MoveParams when it needs to read the source file to put it in the 9036 * destination. 9037 * 9038 * @return 9039 */ 9040 int doPostCopy(int uid) { 9041 return PackageManager.INSTALL_SUCCEEDED; 9042 } 9043 9044 protected boolean isFwdLocked() { 9045 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9046 } 9047 9048 protected boolean isExternal() { 9049 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9050 } 9051 9052 UserHandle getUser() { 9053 return user; 9054 } 9055 } 9056 9057 /** 9058 * Logic to handle installation of non-ASEC applications, including copying 9059 * and renaming logic. 9060 */ 9061 class FileInstallArgs extends InstallArgs { 9062 private File codeFile; 9063 private File resourceFile; 9064 private File legacyNativeLibraryPath; 9065 9066 // Example topology: 9067 // /data/app/com.example/base.apk 9068 // /data/app/com.example/split_foo.apk 9069 // /data/app/com.example/lib/arm/libfoo.so 9070 // /data/app/com.example/lib/arm64/libfoo.so 9071 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9072 9073 /** New install */ 9074 FileInstallArgs(InstallParams params) { 9075 super(params.origin, params.observer, params.installFlags, 9076 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9077 null /* instruction sets */, params.packageAbiOverride); 9078 if (isFwdLocked()) { 9079 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9080 } 9081 } 9082 9083 /** Existing install */ 9084 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9085 String[] instructionSets) { 9086 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9087 this.codeFile = (codePath != null) ? new File(codePath) : null; 9088 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9089 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9090 new File(legacyNativeLibraryPath) : null; 9091 } 9092 9093 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9094 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9095 isFwdLocked(), abiOverride); 9096 9097 final StorageManager storage = StorageManager.from(mContext); 9098 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9099 } 9100 9101 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9102 if (origin.staged) { 9103 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9104 codeFile = origin.file; 9105 resourceFile = origin.file; 9106 return PackageManager.INSTALL_SUCCEEDED; 9107 } 9108 9109 try { 9110 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9111 codeFile = tempDir; 9112 resourceFile = tempDir; 9113 } catch (IOException e) { 9114 Slog.w(TAG, "Failed to create copy file: " + e); 9115 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9116 } 9117 9118 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9119 @Override 9120 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9121 if (!FileUtils.isValidExtFilename(name)) { 9122 throw new IllegalArgumentException("Invalid filename: " + name); 9123 } 9124 try { 9125 final File file = new File(codeFile, name); 9126 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9127 O_RDWR | O_CREAT, 0644); 9128 Os.chmod(file.getAbsolutePath(), 0644); 9129 return new ParcelFileDescriptor(fd); 9130 } catch (ErrnoException e) { 9131 throw new RemoteException("Failed to open: " + e.getMessage()); 9132 } 9133 } 9134 }; 9135 9136 int ret = PackageManager.INSTALL_SUCCEEDED; 9137 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9138 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9139 Slog.e(TAG, "Failed to copy package"); 9140 return ret; 9141 } 9142 9143 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9144 NativeLibraryHelper.Handle handle = null; 9145 try { 9146 handle = NativeLibraryHelper.Handle.create(codeFile); 9147 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9148 abiOverride); 9149 } catch (IOException e) { 9150 Slog.e(TAG, "Copying native libraries failed", e); 9151 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9152 } finally { 9153 IoUtils.closeQuietly(handle); 9154 } 9155 9156 return ret; 9157 } 9158 9159 int doPreInstall(int status) { 9160 if (status != PackageManager.INSTALL_SUCCEEDED) { 9161 cleanUp(); 9162 } 9163 return status; 9164 } 9165 9166 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9167 if (status != PackageManager.INSTALL_SUCCEEDED) { 9168 cleanUp(); 9169 return false; 9170 } else { 9171 final File beforeCodeFile = codeFile; 9172 final File afterCodeFile = getNextCodePath(pkg.packageName); 9173 9174 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9175 try { 9176 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9177 } catch (ErrnoException e) { 9178 Slog.d(TAG, "Failed to rename", e); 9179 return false; 9180 } 9181 9182 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9183 Slog.d(TAG, "Failed to restorecon"); 9184 return false; 9185 } 9186 9187 // Reflect the rename internally 9188 codeFile = afterCodeFile; 9189 resourceFile = afterCodeFile; 9190 9191 // Reflect the rename in scanned details 9192 pkg.codePath = afterCodeFile.getAbsolutePath(); 9193 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9194 pkg.baseCodePath); 9195 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9196 pkg.splitCodePaths); 9197 9198 // Reflect the rename in app info 9199 pkg.applicationInfo.setCodePath(pkg.codePath); 9200 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9201 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9202 pkg.applicationInfo.setResourcePath(pkg.codePath); 9203 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9204 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9205 9206 return true; 9207 } 9208 } 9209 9210 int doPostInstall(int status, int uid) { 9211 if (status != PackageManager.INSTALL_SUCCEEDED) { 9212 cleanUp(); 9213 } 9214 return status; 9215 } 9216 9217 @Override 9218 String getCodePath() { 9219 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9220 } 9221 9222 @Override 9223 String getResourcePath() { 9224 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9225 } 9226 9227 @Override 9228 String getLegacyNativeLibraryPath() { 9229 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9230 } 9231 9232 private boolean cleanUp() { 9233 if (codeFile == null || !codeFile.exists()) { 9234 return false; 9235 } 9236 9237 if (codeFile.isDirectory()) { 9238 FileUtils.deleteContents(codeFile); 9239 } 9240 codeFile.delete(); 9241 9242 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9243 resourceFile.delete(); 9244 } 9245 9246 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9247 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9248 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9249 } 9250 legacyNativeLibraryPath.delete(); 9251 } 9252 9253 return true; 9254 } 9255 9256 void cleanUpResourcesLI() { 9257 // Try enumerating all code paths before deleting 9258 List<String> allCodePaths = Collections.EMPTY_LIST; 9259 if (codeFile != null && codeFile.exists()) { 9260 try { 9261 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9262 allCodePaths = pkg.getAllCodePaths(); 9263 } catch (PackageParserException e) { 9264 // Ignored; we tried our best 9265 } 9266 } 9267 9268 cleanUp(); 9269 9270 if (!allCodePaths.isEmpty()) { 9271 if (instructionSets == null) { 9272 throw new IllegalStateException("instructionSet == null"); 9273 } 9274 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9275 for (String codePath : allCodePaths) { 9276 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9277 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9278 if (retCode < 0) { 9279 Slog.w(TAG, "Couldn't remove dex file for package: " 9280 + " at location " + codePath + ", retcode=" + retCode); 9281 // we don't consider this to be a failure of the core package deletion 9282 } 9283 } 9284 } 9285 } 9286 } 9287 9288 boolean doPostDeleteLI(boolean delete) { 9289 // XXX err, shouldn't we respect the delete flag? 9290 cleanUpResourcesLI(); 9291 return true; 9292 } 9293 } 9294 9295 private boolean isAsecExternal(String cid) { 9296 final String asecPath = PackageHelper.getSdFilesystem(cid); 9297 return !asecPath.startsWith(mAsecInternalPath); 9298 } 9299 9300 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9301 PackageManagerException { 9302 if (copyRet < 0) { 9303 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9304 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9305 throw new PackageManagerException(copyRet, message); 9306 } 9307 } 9308 } 9309 9310 /** 9311 * Extract the MountService "container ID" from the full code path of an 9312 * .apk. 9313 */ 9314 static String cidFromCodePath(String fullCodePath) { 9315 int eidx = fullCodePath.lastIndexOf("/"); 9316 String subStr1 = fullCodePath.substring(0, eidx); 9317 int sidx = subStr1.lastIndexOf("/"); 9318 return subStr1.substring(sidx+1, eidx); 9319 } 9320 9321 /** 9322 * Logic to handle installation of ASEC applications, including copying and 9323 * renaming logic. 9324 */ 9325 class AsecInstallArgs extends InstallArgs { 9326 static final String RES_FILE_NAME = "pkg.apk"; 9327 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9328 9329 String cid; 9330 String packagePath; 9331 String resourcePath; 9332 String legacyNativeLibraryDir; 9333 9334 /** New install */ 9335 AsecInstallArgs(InstallParams params) { 9336 super(params.origin, params.observer, params.installFlags, 9337 params.installerPackageName, params.getManifestDigest(), 9338 params.getUser(), null /* instruction sets */, 9339 params.packageAbiOverride); 9340 } 9341 9342 /** Existing install */ 9343 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9344 boolean isExternal, boolean isForwardLocked) { 9345 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9346 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9347 instructionSets, null); 9348 // Hackily pretend we're still looking at a full code path 9349 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9350 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9351 } 9352 9353 // Extract cid from fullCodePath 9354 int eidx = fullCodePath.lastIndexOf("/"); 9355 String subStr1 = fullCodePath.substring(0, eidx); 9356 int sidx = subStr1.lastIndexOf("/"); 9357 cid = subStr1.substring(sidx+1, eidx); 9358 setMountPath(subStr1); 9359 } 9360 9361 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9362 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9363 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9364 instructionSets, null); 9365 this.cid = cid; 9366 setMountPath(PackageHelper.getSdDir(cid)); 9367 } 9368 9369 void createCopyFile() { 9370 cid = mInstallerService.allocateExternalStageCidLegacy(); 9371 } 9372 9373 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9374 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9375 abiOverride); 9376 9377 final File target; 9378 if (isExternal()) { 9379 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9380 } else { 9381 target = Environment.getDataDirectory(); 9382 } 9383 9384 final StorageManager storage = StorageManager.from(mContext); 9385 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9386 } 9387 9388 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9389 if (origin.staged) { 9390 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9391 cid = origin.cid; 9392 setMountPath(PackageHelper.getSdDir(cid)); 9393 return PackageManager.INSTALL_SUCCEEDED; 9394 } 9395 9396 if (temp) { 9397 createCopyFile(); 9398 } else { 9399 /* 9400 * Pre-emptively destroy the container since it's destroyed if 9401 * copying fails due to it existing anyway. 9402 */ 9403 PackageHelper.destroySdDir(cid); 9404 } 9405 9406 final String newMountPath = imcs.copyPackageToContainer( 9407 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9408 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9409 9410 if (newMountPath != null) { 9411 setMountPath(newMountPath); 9412 return PackageManager.INSTALL_SUCCEEDED; 9413 } else { 9414 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9415 } 9416 } 9417 9418 @Override 9419 String getCodePath() { 9420 return packagePath; 9421 } 9422 9423 @Override 9424 String getResourcePath() { 9425 return resourcePath; 9426 } 9427 9428 @Override 9429 String getLegacyNativeLibraryPath() { 9430 return legacyNativeLibraryDir; 9431 } 9432 9433 int doPreInstall(int status) { 9434 if (status != PackageManager.INSTALL_SUCCEEDED) { 9435 // Destroy container 9436 PackageHelper.destroySdDir(cid); 9437 } else { 9438 boolean mounted = PackageHelper.isContainerMounted(cid); 9439 if (!mounted) { 9440 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9441 Process.SYSTEM_UID); 9442 if (newMountPath != null) { 9443 setMountPath(newMountPath); 9444 } else { 9445 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9446 } 9447 } 9448 } 9449 return status; 9450 } 9451 9452 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9453 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9454 String newMountPath = null; 9455 if (PackageHelper.isContainerMounted(cid)) { 9456 // Unmount the container 9457 if (!PackageHelper.unMountSdDir(cid)) { 9458 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9459 return false; 9460 } 9461 } 9462 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9463 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9464 " which might be stale. Will try to clean up."); 9465 // Clean up the stale container and proceed to recreate. 9466 if (!PackageHelper.destroySdDir(newCacheId)) { 9467 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9468 return false; 9469 } 9470 // Successfully cleaned up stale container. Try to rename again. 9471 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9472 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9473 + " inspite of cleaning it up."); 9474 return false; 9475 } 9476 } 9477 if (!PackageHelper.isContainerMounted(newCacheId)) { 9478 Slog.w(TAG, "Mounting container " + newCacheId); 9479 newMountPath = PackageHelper.mountSdDir(newCacheId, 9480 getEncryptKey(), Process.SYSTEM_UID); 9481 } else { 9482 newMountPath = PackageHelper.getSdDir(newCacheId); 9483 } 9484 if (newMountPath == null) { 9485 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9486 return false; 9487 } 9488 Log.i(TAG, "Succesfully renamed " + cid + 9489 " to " + newCacheId + 9490 " at new path: " + newMountPath); 9491 cid = newCacheId; 9492 9493 final File beforeCodeFile = new File(packagePath); 9494 setMountPath(newMountPath); 9495 final File afterCodeFile = new File(packagePath); 9496 9497 // Reflect the rename in scanned details 9498 pkg.codePath = afterCodeFile.getAbsolutePath(); 9499 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9500 pkg.baseCodePath); 9501 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9502 pkg.splitCodePaths); 9503 9504 // Reflect the rename in app info 9505 pkg.applicationInfo.setCodePath(pkg.codePath); 9506 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9507 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9508 pkg.applicationInfo.setResourcePath(pkg.codePath); 9509 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9510 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9511 9512 return true; 9513 } 9514 9515 private void setMountPath(String mountPath) { 9516 final File mountFile = new File(mountPath); 9517 9518 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9519 if (monolithicFile.exists()) { 9520 packagePath = monolithicFile.getAbsolutePath(); 9521 if (isFwdLocked()) { 9522 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9523 } else { 9524 resourcePath = packagePath; 9525 } 9526 } else { 9527 packagePath = mountFile.getAbsolutePath(); 9528 resourcePath = packagePath; 9529 } 9530 9531 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9532 } 9533 9534 int doPostInstall(int status, int uid) { 9535 if (status != PackageManager.INSTALL_SUCCEEDED) { 9536 cleanUp(); 9537 } else { 9538 final int groupOwner; 9539 final String protectedFile; 9540 if (isFwdLocked()) { 9541 groupOwner = UserHandle.getSharedAppGid(uid); 9542 protectedFile = RES_FILE_NAME; 9543 } else { 9544 groupOwner = -1; 9545 protectedFile = null; 9546 } 9547 9548 if (uid < Process.FIRST_APPLICATION_UID 9549 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9550 Slog.e(TAG, "Failed to finalize " + cid); 9551 PackageHelper.destroySdDir(cid); 9552 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9553 } 9554 9555 boolean mounted = PackageHelper.isContainerMounted(cid); 9556 if (!mounted) { 9557 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9558 } 9559 } 9560 return status; 9561 } 9562 9563 private void cleanUp() { 9564 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9565 9566 // Destroy secure container 9567 PackageHelper.destroySdDir(cid); 9568 } 9569 9570 private List<String> getAllCodePaths() { 9571 final File codeFile = new File(getCodePath()); 9572 if (codeFile != null && codeFile.exists()) { 9573 try { 9574 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9575 return pkg.getAllCodePaths(); 9576 } catch (PackageParserException e) { 9577 // Ignored; we tried our best 9578 } 9579 } 9580 return Collections.EMPTY_LIST; 9581 } 9582 9583 void cleanUpResourcesLI() { 9584 // Enumerate all code paths before deleting 9585 cleanUpResourcesLI(getAllCodePaths()); 9586 } 9587 9588 private void cleanUpResourcesLI(List<String> allCodePaths) { 9589 cleanUp(); 9590 9591 if (!allCodePaths.isEmpty()) { 9592 if (instructionSets == null) { 9593 throw new IllegalStateException("instructionSet == null"); 9594 } 9595 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9596 for (String codePath : allCodePaths) { 9597 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9598 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9599 if (retCode < 0) { 9600 Slog.w(TAG, "Couldn't remove dex file for package: " 9601 + " at location " + codePath + ", retcode=" + retCode); 9602 // we don't consider this to be a failure of the core package deletion 9603 } 9604 } 9605 } 9606 } 9607 } 9608 9609 boolean matchContainer(String app) { 9610 if (cid.startsWith(app)) { 9611 return true; 9612 } 9613 return false; 9614 } 9615 9616 String getPackageName() { 9617 return getAsecPackageName(cid); 9618 } 9619 9620 boolean doPostDeleteLI(boolean delete) { 9621 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9622 final List<String> allCodePaths = getAllCodePaths(); 9623 boolean mounted = PackageHelper.isContainerMounted(cid); 9624 if (mounted) { 9625 // Unmount first 9626 if (PackageHelper.unMountSdDir(cid)) { 9627 mounted = false; 9628 } 9629 } 9630 if (!mounted && delete) { 9631 cleanUpResourcesLI(allCodePaths); 9632 } 9633 return !mounted; 9634 } 9635 9636 @Override 9637 int doPreCopy() { 9638 if (isFwdLocked()) { 9639 if (!PackageHelper.fixSdPermissions(cid, 9640 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9641 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9642 } 9643 } 9644 9645 return PackageManager.INSTALL_SUCCEEDED; 9646 } 9647 9648 @Override 9649 int doPostCopy(int uid) { 9650 if (isFwdLocked()) { 9651 if (uid < Process.FIRST_APPLICATION_UID 9652 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9653 RES_FILE_NAME)) { 9654 Slog.e(TAG, "Failed to finalize " + cid); 9655 PackageHelper.destroySdDir(cid); 9656 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9657 } 9658 } 9659 9660 return PackageManager.INSTALL_SUCCEEDED; 9661 } 9662 } 9663 9664 static String getAsecPackageName(String packageCid) { 9665 int idx = packageCid.lastIndexOf("-"); 9666 if (idx == -1) { 9667 return packageCid; 9668 } 9669 return packageCid.substring(0, idx); 9670 } 9671 9672 // Utility method used to create code paths based on package name and available index. 9673 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9674 String idxStr = ""; 9675 int idx = 1; 9676 // Fall back to default value of idx=1 if prefix is not 9677 // part of oldCodePath 9678 if (oldCodePath != null) { 9679 String subStr = oldCodePath; 9680 // Drop the suffix right away 9681 if (suffix != null && subStr.endsWith(suffix)) { 9682 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9683 } 9684 // If oldCodePath already contains prefix find out the 9685 // ending index to either increment or decrement. 9686 int sidx = subStr.lastIndexOf(prefix); 9687 if (sidx != -1) { 9688 subStr = subStr.substring(sidx + prefix.length()); 9689 if (subStr != null) { 9690 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9691 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9692 } 9693 try { 9694 idx = Integer.parseInt(subStr); 9695 if (idx <= 1) { 9696 idx++; 9697 } else { 9698 idx--; 9699 } 9700 } catch(NumberFormatException e) { 9701 } 9702 } 9703 } 9704 } 9705 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9706 return prefix + idxStr; 9707 } 9708 9709 private File getNextCodePath(String packageName) { 9710 int suffix = 1; 9711 File result; 9712 do { 9713 result = new File(mAppInstallDir, packageName + "-" + suffix); 9714 suffix++; 9715 } while (result.exists()); 9716 return result; 9717 } 9718 9719 // Utility method used to ignore ADD/REMOVE events 9720 // by directory observer. 9721 private static boolean ignoreCodePath(String fullPathStr) { 9722 String apkName = deriveCodePathName(fullPathStr); 9723 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9724 if (idx != -1 && ((idx+1) < apkName.length())) { 9725 // Make sure the package ends with a numeral 9726 String version = apkName.substring(idx+1); 9727 try { 9728 Integer.parseInt(version); 9729 return true; 9730 } catch (NumberFormatException e) {} 9731 } 9732 return false; 9733 } 9734 9735 // Utility method that returns the relative package path with respect 9736 // to the installation directory. Like say for /data/data/com.test-1.apk 9737 // string com.test-1 is returned. 9738 static String deriveCodePathName(String codePath) { 9739 if (codePath == null) { 9740 return null; 9741 } 9742 final File codeFile = new File(codePath); 9743 final String name = codeFile.getName(); 9744 if (codeFile.isDirectory()) { 9745 return name; 9746 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9747 final int lastDot = name.lastIndexOf('.'); 9748 return name.substring(0, lastDot); 9749 } else { 9750 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9751 return null; 9752 } 9753 } 9754 9755 class PackageInstalledInfo { 9756 String name; 9757 int uid; 9758 // The set of users that originally had this package installed. 9759 int[] origUsers; 9760 // The set of users that now have this package installed. 9761 int[] newUsers; 9762 PackageParser.Package pkg; 9763 int returnCode; 9764 String returnMsg; 9765 PackageRemovedInfo removedInfo; 9766 9767 public void setError(int code, String msg) { 9768 returnCode = code; 9769 returnMsg = msg; 9770 Slog.w(TAG, msg); 9771 } 9772 9773 public void setError(String msg, PackageParserException e) { 9774 returnCode = e.error; 9775 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9776 Slog.w(TAG, msg, e); 9777 } 9778 9779 public void setError(String msg, PackageManagerException e) { 9780 returnCode = e.error; 9781 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9782 Slog.w(TAG, msg, e); 9783 } 9784 9785 // In some error cases we want to convey more info back to the observer 9786 String origPackage; 9787 String origPermission; 9788 } 9789 9790 /* 9791 * Install a non-existing package. 9792 */ 9793 private void installNewPackageLI(PackageParser.Package pkg, 9794 int parseFlags, int scanFlags, UserHandle user, 9795 String installerPackageName, PackageInstalledInfo res) { 9796 // Remember this for later, in case we need to rollback this install 9797 String pkgName = pkg.packageName; 9798 9799 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9800 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9801 synchronized(mPackages) { 9802 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9803 // A package with the same name is already installed, though 9804 // it has been renamed to an older name. The package we 9805 // are trying to install should be installed as an update to 9806 // the existing one, but that has not been requested, so bail. 9807 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9808 + " without first uninstalling package running as " 9809 + mSettings.mRenamedPackages.get(pkgName)); 9810 return; 9811 } 9812 if (mPackages.containsKey(pkgName)) { 9813 // Don't allow installation over an existing package with the same name. 9814 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9815 + " without first uninstalling."); 9816 return; 9817 } 9818 } 9819 9820 try { 9821 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9822 System.currentTimeMillis(), user); 9823 9824 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9825 // delete the partially installed application. the data directory will have to be 9826 // restored if it was already existing 9827 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9828 // remove package from internal structures. Note that we want deletePackageX to 9829 // delete the package data and cache directories that it created in 9830 // scanPackageLocked, unless those directories existed before we even tried to 9831 // install. 9832 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9833 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9834 res.removedInfo, true); 9835 } 9836 9837 } catch (PackageManagerException e) { 9838 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9839 } 9840 } 9841 9842 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9843 // Upgrade keysets are being used. Determine if new package has a superset of the 9844 // required keys. 9845 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9846 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9847 for (int i = 0; i < upgradeKeySets.length; i++) { 9848 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9849 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9850 return true; 9851 } 9852 } 9853 return false; 9854 } 9855 9856 private void replacePackageLI(PackageParser.Package pkg, 9857 int parseFlags, int scanFlags, UserHandle user, 9858 String installerPackageName, PackageInstalledInfo res) { 9859 PackageParser.Package oldPackage; 9860 String pkgName = pkg.packageName; 9861 int[] allUsers; 9862 boolean[] perUserInstalled; 9863 9864 // First find the old package info and check signatures 9865 synchronized(mPackages) { 9866 oldPackage = mPackages.get(pkgName); 9867 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9868 PackageSetting ps = mSettings.mPackages.get(pkgName); 9869 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9870 // default to original signature matching 9871 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9872 != PackageManager.SIGNATURE_MATCH) { 9873 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9874 "New package has a different signature: " + pkgName); 9875 return; 9876 } 9877 } else { 9878 if(!checkUpgradeKeySetLP(ps, pkg)) { 9879 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9880 "New package not signed by keys specified by upgrade-keysets: " 9881 + pkgName); 9882 return; 9883 } 9884 } 9885 9886 // In case of rollback, remember per-user/profile install state 9887 allUsers = sUserManager.getUserIds(); 9888 perUserInstalled = new boolean[allUsers.length]; 9889 for (int i = 0; i < allUsers.length; i++) { 9890 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9891 } 9892 } 9893 9894 boolean sysPkg = (isSystemApp(oldPackage)); 9895 if (sysPkg) { 9896 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9897 user, allUsers, perUserInstalled, installerPackageName, res); 9898 } else { 9899 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9900 user, allUsers, perUserInstalled, installerPackageName, res); 9901 } 9902 } 9903 9904 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9905 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9906 int[] allUsers, boolean[] perUserInstalled, 9907 String installerPackageName, PackageInstalledInfo res) { 9908 String pkgName = deletedPackage.packageName; 9909 boolean deletedPkg = true; 9910 boolean updatedSettings = false; 9911 9912 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9913 + deletedPackage); 9914 long origUpdateTime; 9915 if (pkg.mExtras != null) { 9916 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9917 } else { 9918 origUpdateTime = 0; 9919 } 9920 9921 // First delete the existing package while retaining the data directory 9922 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9923 res.removedInfo, true)) { 9924 // If the existing package wasn't successfully deleted 9925 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9926 deletedPkg = false; 9927 } else { 9928 // Successfully deleted the old package; proceed with replace. 9929 9930 // If deleted package lived in a container, give users a chance to 9931 // relinquish resources before killing. 9932 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9933 if (DEBUG_INSTALL) { 9934 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9935 } 9936 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9937 final ArrayList<String> pkgList = new ArrayList<String>(1); 9938 pkgList.add(deletedPackage.applicationInfo.packageName); 9939 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9940 } 9941 9942 deleteCodeCacheDirsLI(pkgName); 9943 try { 9944 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9945 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9946 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9947 updatedSettings = true; 9948 } catch (PackageManagerException e) { 9949 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9950 } 9951 } 9952 9953 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9954 // remove package from internal structures. Note that we want deletePackageX to 9955 // delete the package data and cache directories that it created in 9956 // scanPackageLocked, unless those directories existed before we even tried to 9957 // install. 9958 if(updatedSettings) { 9959 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9960 deletePackageLI( 9961 pkgName, null, true, allUsers, perUserInstalled, 9962 PackageManager.DELETE_KEEP_DATA, 9963 res.removedInfo, true); 9964 } 9965 // Since we failed to install the new package we need to restore the old 9966 // package that we deleted. 9967 if (deletedPkg) { 9968 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9969 File restoreFile = new File(deletedPackage.codePath); 9970 // Parse old package 9971 boolean oldOnSd = isExternal(deletedPackage); 9972 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9973 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9974 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9975 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 9976 try { 9977 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 9978 } catch (PackageManagerException e) { 9979 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 9980 + e.getMessage()); 9981 return; 9982 } 9983 // Restore of old package succeeded. Update permissions. 9984 // writer 9985 synchronized (mPackages) { 9986 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9987 UPDATE_PERMISSIONS_ALL); 9988 // can downgrade to reader 9989 mSettings.writeLPr(); 9990 } 9991 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9992 } 9993 } 9994 } 9995 9996 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9997 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9998 int[] allUsers, boolean[] perUserInstalled, 9999 String installerPackageName, PackageInstalledInfo res) { 10000 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10001 + ", old=" + deletedPackage); 10002 boolean updatedSettings = false; 10003 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10004 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10005 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10006 } 10007 String packageName = deletedPackage.packageName; 10008 if (packageName == null) { 10009 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10010 "Attempt to delete null packageName."); 10011 return; 10012 } 10013 PackageParser.Package oldPkg; 10014 PackageSetting oldPkgSetting; 10015 // reader 10016 synchronized (mPackages) { 10017 oldPkg = mPackages.get(packageName); 10018 oldPkgSetting = mSettings.mPackages.get(packageName); 10019 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10020 (oldPkgSetting == null)) { 10021 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10022 "Couldn't find package:" + packageName + " information"); 10023 return; 10024 } 10025 } 10026 10027 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10028 10029 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10030 res.removedInfo.removedPackage = packageName; 10031 // Remove existing system package 10032 removePackageLI(oldPkgSetting, true); 10033 // writer 10034 synchronized (mPackages) { 10035 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10036 // We didn't need to disable the .apk as a current system package, 10037 // which means we are replacing another update that is already 10038 // installed. We need to make sure to delete the older one's .apk. 10039 res.removedInfo.args = createInstallArgsForExisting(0, 10040 deletedPackage.applicationInfo.getCodePath(), 10041 deletedPackage.applicationInfo.getResourcePath(), 10042 deletedPackage.applicationInfo.nativeLibraryRootDir, 10043 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10044 } else { 10045 res.removedInfo.args = null; 10046 } 10047 } 10048 10049 // Successfully disabled the old package. Now proceed with re-installation 10050 deleteCodeCacheDirsLI(packageName); 10051 10052 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10053 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10054 10055 PackageParser.Package newPackage = null; 10056 try { 10057 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10058 if (newPackage.mExtras != null) { 10059 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10060 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10061 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10062 10063 // is the update attempting to change shared user? that isn't going to work... 10064 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10065 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10066 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10067 + " to " + newPkgSetting.sharedUser); 10068 updatedSettings = true; 10069 } 10070 } 10071 10072 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10073 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10074 updatedSettings = true; 10075 } 10076 10077 } catch (PackageManagerException e) { 10078 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10079 } 10080 10081 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10082 // Re installation failed. Restore old information 10083 // Remove new pkg information 10084 if (newPackage != null) { 10085 removeInstalledPackageLI(newPackage, true); 10086 } 10087 // Add back the old system package 10088 try { 10089 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10090 } catch (PackageManagerException e) { 10091 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10092 } 10093 // Restore the old system information in Settings 10094 synchronized(mPackages) { 10095 if (updatedSettings) { 10096 mSettings.enableSystemPackageLPw(packageName); 10097 mSettings.setInstallerPackageName(packageName, 10098 oldPkgSetting.installerPackageName); 10099 } 10100 mSettings.writeLPr(); 10101 } 10102 } 10103 } 10104 10105 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10106 int[] allUsers, boolean[] perUserInstalled, 10107 PackageInstalledInfo res) { 10108 String pkgName = newPackage.packageName; 10109 synchronized (mPackages) { 10110 //write settings. the installStatus will be incomplete at this stage. 10111 //note that the new package setting would have already been 10112 //added to mPackages. It hasn't been persisted yet. 10113 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10114 mSettings.writeLPr(); 10115 } 10116 10117 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10118 10119 synchronized (mPackages) { 10120 updatePermissionsLPw(newPackage.packageName, newPackage, 10121 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10122 ? UPDATE_PERMISSIONS_ALL : 0)); 10123 // For system-bundled packages, we assume that installing an upgraded version 10124 // of the package implies that the user actually wants to run that new code, 10125 // so we enable the package. 10126 if (isSystemApp(newPackage)) { 10127 // NB: implicit assumption that system package upgrades apply to all users 10128 if (DEBUG_INSTALL) { 10129 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10130 } 10131 PackageSetting ps = mSettings.mPackages.get(pkgName); 10132 if (ps != null) { 10133 if (res.origUsers != null) { 10134 for (int userHandle : res.origUsers) { 10135 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10136 userHandle, installerPackageName); 10137 } 10138 } 10139 // Also convey the prior install/uninstall state 10140 if (allUsers != null && perUserInstalled != null) { 10141 for (int i = 0; i < allUsers.length; i++) { 10142 if (DEBUG_INSTALL) { 10143 Slog.d(TAG, " user " + allUsers[i] 10144 + " => " + perUserInstalled[i]); 10145 } 10146 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10147 } 10148 // these install state changes will be persisted in the 10149 // upcoming call to mSettings.writeLPr(). 10150 } 10151 } 10152 } 10153 res.name = pkgName; 10154 res.uid = newPackage.applicationInfo.uid; 10155 res.pkg = newPackage; 10156 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10157 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10158 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10159 //to update install status 10160 mSettings.writeLPr(); 10161 } 10162 } 10163 10164 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10165 final int installFlags = args.installFlags; 10166 String installerPackageName = args.installerPackageName; 10167 File tmpPackageFile = new File(args.getCodePath()); 10168 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10169 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10170 boolean replace = false; 10171 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10172 // Result object to be returned 10173 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10174 10175 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10176 // Retrieve PackageSettings and parse package 10177 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10178 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10179 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10180 PackageParser pp = new PackageParser(); 10181 pp.setSeparateProcesses(mSeparateProcesses); 10182 pp.setDisplayMetrics(mMetrics); 10183 10184 final PackageParser.Package pkg; 10185 try { 10186 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10187 } catch (PackageParserException e) { 10188 res.setError("Failed parse during installPackageLI", e); 10189 return; 10190 } 10191 10192 // Mark that we have an install time CPU ABI override. 10193 pkg.cpuAbiOverride = args.abiOverride; 10194 10195 String pkgName = res.name = pkg.packageName; 10196 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10197 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10198 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10199 return; 10200 } 10201 } 10202 10203 try { 10204 pp.collectCertificates(pkg, parseFlags); 10205 pp.collectManifestDigest(pkg); 10206 } catch (PackageParserException e) { 10207 res.setError("Failed collect during installPackageLI", e); 10208 return; 10209 } 10210 10211 /* If the installer passed in a manifest digest, compare it now. */ 10212 if (args.manifestDigest != null) { 10213 if (DEBUG_INSTALL) { 10214 final String parsedManifest = pkg.manifestDigest == null ? "null" 10215 : pkg.manifestDigest.toString(); 10216 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10217 + parsedManifest); 10218 } 10219 10220 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10221 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10222 return; 10223 } 10224 } else if (DEBUG_INSTALL) { 10225 final String parsedManifest = pkg.manifestDigest == null 10226 ? "null" : pkg.manifestDigest.toString(); 10227 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10228 } 10229 10230 // Get rid of all references to package scan path via parser. 10231 pp = null; 10232 String oldCodePath = null; 10233 boolean systemApp = false; 10234 synchronized (mPackages) { 10235 // Check whether the newly-scanned package wants to define an already-defined perm 10236 int N = pkg.permissions.size(); 10237 for (int i = N-1; i >= 0; i--) { 10238 PackageParser.Permission perm = pkg.permissions.get(i); 10239 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10240 if (bp != null) { 10241 // If the defining package is signed with our cert, it's okay. This 10242 // also includes the "updating the same package" case, of course. 10243 // "updating same package" could also involve key-rotation. 10244 final boolean sigsOk; 10245 if (!bp.sourcePackage.equals(pkg.packageName) 10246 || !(bp.packageSetting instanceof PackageSetting) 10247 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 10248 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 10249 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 10250 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 10251 } else { 10252 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 10253 } 10254 if (!sigsOk) { 10255 // If the owning package is the system itself, we log but allow 10256 // install to proceed; we fail the install on all other permission 10257 // redefinitions. 10258 if (!bp.sourcePackage.equals("android")) { 10259 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10260 + pkg.packageName + " attempting to redeclare permission " 10261 + perm.info.name + " already owned by " + bp.sourcePackage); 10262 res.origPermission = perm.info.name; 10263 res.origPackage = bp.sourcePackage; 10264 return; 10265 } else { 10266 Slog.w(TAG, "Package " + pkg.packageName 10267 + " attempting to redeclare system permission " 10268 + perm.info.name + "; ignoring new declaration"); 10269 pkg.permissions.remove(i); 10270 } 10271 } 10272 } 10273 } 10274 10275 // Check if installing already existing package 10276 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10277 String oldName = mSettings.mRenamedPackages.get(pkgName); 10278 if (pkg.mOriginalPackages != null 10279 && pkg.mOriginalPackages.contains(oldName) 10280 && mPackages.containsKey(oldName)) { 10281 // This package is derived from an original package, 10282 // and this device has been updating from that original 10283 // name. We must continue using the original name, so 10284 // rename the new package here. 10285 pkg.setPackageName(oldName); 10286 pkgName = pkg.packageName; 10287 replace = true; 10288 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10289 + oldName + " pkgName=" + pkgName); 10290 } else if (mPackages.containsKey(pkgName)) { 10291 // This package, under its official name, already exists 10292 // on the device; we should replace it. 10293 replace = true; 10294 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10295 } 10296 } 10297 PackageSetting ps = mSettings.mPackages.get(pkgName); 10298 if (ps != null) { 10299 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10300 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10301 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10302 systemApp = (ps.pkg.applicationInfo.flags & 10303 ApplicationInfo.FLAG_SYSTEM) != 0; 10304 } 10305 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10306 } 10307 } 10308 10309 if (systemApp && onSd) { 10310 // Disable updates to system apps on sdcard 10311 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10312 "Cannot install updates to system apps on sdcard"); 10313 return; 10314 } 10315 10316 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10317 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10318 return; 10319 } 10320 10321 if (replace) { 10322 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10323 installerPackageName, res); 10324 } else { 10325 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10326 args.user, installerPackageName, res); 10327 } 10328 synchronized (mPackages) { 10329 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10330 if (ps != null) { 10331 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10332 } 10333 } 10334 } 10335 10336 private static boolean isForwardLocked(PackageParser.Package pkg) { 10337 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10338 } 10339 10340 private static boolean isForwardLocked(ApplicationInfo info) { 10341 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10342 } 10343 10344 private boolean isForwardLocked(PackageSetting ps) { 10345 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10346 } 10347 10348 private static boolean isMultiArch(PackageSetting ps) { 10349 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10350 } 10351 10352 private static boolean isMultiArch(ApplicationInfo info) { 10353 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10354 } 10355 10356 private static boolean isExternal(PackageParser.Package pkg) { 10357 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10358 } 10359 10360 private static boolean isExternal(PackageSetting ps) { 10361 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10362 } 10363 10364 private static boolean isExternal(ApplicationInfo info) { 10365 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10366 } 10367 10368 private static boolean isSystemApp(PackageParser.Package pkg) { 10369 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10370 } 10371 10372 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10373 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10374 } 10375 10376 private static boolean isSystemApp(ApplicationInfo info) { 10377 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10378 } 10379 10380 private static boolean isSystemApp(PackageSetting ps) { 10381 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10382 } 10383 10384 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10385 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10386 } 10387 10388 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10389 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10390 } 10391 10392 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10393 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10394 } 10395 10396 private int packageFlagsToInstallFlags(PackageSetting ps) { 10397 int installFlags = 0; 10398 if (isExternal(ps)) { 10399 installFlags |= PackageManager.INSTALL_EXTERNAL; 10400 } 10401 if (isForwardLocked(ps)) { 10402 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10403 } 10404 return installFlags; 10405 } 10406 10407 private void deleteTempPackageFiles() { 10408 final FilenameFilter filter = new FilenameFilter() { 10409 public boolean accept(File dir, String name) { 10410 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10411 } 10412 }; 10413 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10414 file.delete(); 10415 } 10416 } 10417 10418 @Override 10419 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10420 int flags) { 10421 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10422 flags); 10423 } 10424 10425 @Override 10426 public void deletePackage(final String packageName, 10427 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10428 mContext.enforceCallingOrSelfPermission( 10429 android.Manifest.permission.DELETE_PACKAGES, null); 10430 final int uid = Binder.getCallingUid(); 10431 if (UserHandle.getUserId(uid) != userId) { 10432 mContext.enforceCallingPermission( 10433 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10434 "deletePackage for user " + userId); 10435 } 10436 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10437 try { 10438 observer.onPackageDeleted(packageName, 10439 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10440 } catch (RemoteException re) { 10441 } 10442 return; 10443 } 10444 10445 boolean uninstallBlocked = false; 10446 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10447 int[] users = sUserManager.getUserIds(); 10448 for (int i = 0; i < users.length; ++i) { 10449 if (getBlockUninstallForUser(packageName, users[i])) { 10450 uninstallBlocked = true; 10451 break; 10452 } 10453 } 10454 } else { 10455 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10456 } 10457 if (uninstallBlocked) { 10458 try { 10459 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10460 null); 10461 } catch (RemoteException re) { 10462 } 10463 return; 10464 } 10465 10466 if (DEBUG_REMOVE) { 10467 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10468 } 10469 // Queue up an async operation since the package deletion may take a little while. 10470 mHandler.post(new Runnable() { 10471 public void run() { 10472 mHandler.removeCallbacks(this); 10473 final int returnCode = deletePackageX(packageName, userId, flags); 10474 if (observer != null) { 10475 try { 10476 observer.onPackageDeleted(packageName, returnCode, null); 10477 } catch (RemoteException e) { 10478 Log.i(TAG, "Observer no longer exists."); 10479 } //end catch 10480 } //end if 10481 } //end run 10482 }); 10483 } 10484 10485 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10486 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10487 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10488 try { 10489 if (dpm != null) { 10490 if (dpm.isDeviceOwner(packageName)) { 10491 return true; 10492 } 10493 int[] users; 10494 if (userId == UserHandle.USER_ALL) { 10495 users = sUserManager.getUserIds(); 10496 } else { 10497 users = new int[]{userId}; 10498 } 10499 for (int i = 0; i < users.length; ++i) { 10500 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 10501 return true; 10502 } 10503 } 10504 } 10505 } catch (RemoteException e) { 10506 } 10507 return false; 10508 } 10509 10510 /** 10511 * This method is an internal method that could be get invoked either 10512 * to delete an installed package or to clean up a failed installation. 10513 * After deleting an installed package, a broadcast is sent to notify any 10514 * listeners that the package has been installed. For cleaning up a failed 10515 * installation, the broadcast is not necessary since the package's 10516 * installation wouldn't have sent the initial broadcast either 10517 * The key steps in deleting a package are 10518 * deleting the package information in internal structures like mPackages, 10519 * deleting the packages base directories through installd 10520 * updating mSettings to reflect current status 10521 * persisting settings for later use 10522 * sending a broadcast if necessary 10523 */ 10524 private int deletePackageX(String packageName, int userId, int flags) { 10525 final PackageRemovedInfo info = new PackageRemovedInfo(); 10526 final boolean res; 10527 10528 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 10529 ? UserHandle.ALL : new UserHandle(userId); 10530 10531 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 10532 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10533 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10534 } 10535 10536 boolean removedForAllUsers = false; 10537 boolean systemUpdate = false; 10538 10539 // for the uninstall-updates case and restricted profiles, remember the per- 10540 // userhandle installed state 10541 int[] allUsers; 10542 boolean[] perUserInstalled; 10543 synchronized (mPackages) { 10544 PackageSetting ps = mSettings.mPackages.get(packageName); 10545 allUsers = sUserManager.getUserIds(); 10546 perUserInstalled = new boolean[allUsers.length]; 10547 for (int i = 0; i < allUsers.length; i++) { 10548 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10549 } 10550 } 10551 10552 synchronized (mInstallLock) { 10553 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10554 res = deletePackageLI(packageName, removeForUser, 10555 true, allUsers, perUserInstalled, 10556 flags | REMOVE_CHATTY, info, true); 10557 systemUpdate = info.isRemovedPackageSystemUpdate; 10558 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10559 removedForAllUsers = true; 10560 } 10561 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10562 + " removedForAllUsers=" + removedForAllUsers); 10563 } 10564 10565 if (res) { 10566 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10567 10568 // If the removed package was a system update, the old system package 10569 // was re-enabled; we need to broadcast this information 10570 if (systemUpdate) { 10571 Bundle extras = new Bundle(1); 10572 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10573 ? info.removedAppId : info.uid); 10574 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10575 10576 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10577 extras, null, null, null); 10578 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10579 extras, null, null, null); 10580 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10581 null, packageName, null, null); 10582 } 10583 } 10584 // Force a gc here. 10585 Runtime.getRuntime().gc(); 10586 // Delete the resources here after sending the broadcast to let 10587 // other processes clean up before deleting resources. 10588 if (info.args != null) { 10589 synchronized (mInstallLock) { 10590 info.args.doPostDeleteLI(true); 10591 } 10592 } 10593 10594 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10595 } 10596 10597 static class PackageRemovedInfo { 10598 String removedPackage; 10599 int uid = -1; 10600 int removedAppId = -1; 10601 int[] removedUsers = null; 10602 boolean isRemovedPackageSystemUpdate = false; 10603 // Clean up resources deleted packages. 10604 InstallArgs args = null; 10605 10606 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10607 Bundle extras = new Bundle(1); 10608 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10609 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10610 if (replacing) { 10611 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10612 } 10613 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10614 if (removedPackage != null) { 10615 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10616 extras, null, null, removedUsers); 10617 if (fullRemove && !replacing) { 10618 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10619 extras, null, null, removedUsers); 10620 } 10621 } 10622 if (removedAppId >= 0) { 10623 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10624 removedUsers); 10625 } 10626 } 10627 } 10628 10629 /* 10630 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10631 * flag is not set, the data directory is removed as well. 10632 * make sure this flag is set for partially installed apps. If not its meaningless to 10633 * delete a partially installed application. 10634 */ 10635 private void removePackageDataLI(PackageSetting ps, 10636 int[] allUserHandles, boolean[] perUserInstalled, 10637 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10638 String packageName = ps.name; 10639 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10640 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10641 // Retrieve object to delete permissions for shared user later on 10642 final PackageSetting deletedPs; 10643 // reader 10644 synchronized (mPackages) { 10645 deletedPs = mSettings.mPackages.get(packageName); 10646 if (outInfo != null) { 10647 outInfo.removedPackage = packageName; 10648 outInfo.removedUsers = deletedPs != null 10649 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10650 : null; 10651 } 10652 } 10653 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10654 removeDataDirsLI(packageName); 10655 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10656 } 10657 // writer 10658 synchronized (mPackages) { 10659 if (deletedPs != null) { 10660 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10661 if (outInfo != null) { 10662 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10663 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10664 } 10665 if (deletedPs != null) { 10666 updatePermissionsLPw(deletedPs.name, null, 0); 10667 if (deletedPs.sharedUser != null) { 10668 // remove permissions associated with package 10669 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10670 } 10671 } 10672 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10673 } 10674 // make sure to preserve per-user disabled state if this removal was just 10675 // a downgrade of a system app to the factory package 10676 if (allUserHandles != null && perUserInstalled != null) { 10677 if (DEBUG_REMOVE) { 10678 Slog.d(TAG, "Propagating install state across downgrade"); 10679 } 10680 for (int i = 0; i < allUserHandles.length; i++) { 10681 if (DEBUG_REMOVE) { 10682 Slog.d(TAG, " user " + allUserHandles[i] 10683 + " => " + perUserInstalled[i]); 10684 } 10685 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10686 } 10687 } 10688 } 10689 // can downgrade to reader 10690 if (writeSettings) { 10691 // Save settings now 10692 mSettings.writeLPr(); 10693 } 10694 } 10695 if (outInfo != null) { 10696 // A user ID was deleted here. Go through all users and remove it 10697 // from KeyStore. 10698 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10699 } 10700 } 10701 10702 static boolean locationIsPrivileged(File path) { 10703 try { 10704 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10705 .getCanonicalPath(); 10706 return path.getCanonicalPath().startsWith(privilegedAppDir); 10707 } catch (IOException e) { 10708 Slog.e(TAG, "Unable to access code path " + path); 10709 } 10710 return false; 10711 } 10712 10713 /* 10714 * Tries to delete system package. 10715 */ 10716 private boolean deleteSystemPackageLI(PackageSetting newPs, 10717 int[] allUserHandles, boolean[] perUserInstalled, 10718 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10719 final boolean applyUserRestrictions 10720 = (allUserHandles != null) && (perUserInstalled != null); 10721 PackageSetting disabledPs = null; 10722 // Confirm if the system package has been updated 10723 // An updated system app can be deleted. This will also have to restore 10724 // the system pkg from system partition 10725 // reader 10726 synchronized (mPackages) { 10727 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10728 } 10729 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10730 + " disabledPs=" + disabledPs); 10731 if (disabledPs == null) { 10732 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10733 return false; 10734 } else if (DEBUG_REMOVE) { 10735 Slog.d(TAG, "Deleting system pkg from data partition"); 10736 } 10737 if (DEBUG_REMOVE) { 10738 if (applyUserRestrictions) { 10739 Slog.d(TAG, "Remembering install states:"); 10740 for (int i = 0; i < allUserHandles.length; i++) { 10741 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10742 } 10743 } 10744 } 10745 // Delete the updated package 10746 outInfo.isRemovedPackageSystemUpdate = true; 10747 if (disabledPs.versionCode < newPs.versionCode) { 10748 // Delete data for downgrades 10749 flags &= ~PackageManager.DELETE_KEEP_DATA; 10750 } else { 10751 // Preserve data by setting flag 10752 flags |= PackageManager.DELETE_KEEP_DATA; 10753 } 10754 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10755 allUserHandles, perUserInstalled, outInfo, writeSettings); 10756 if (!ret) { 10757 return false; 10758 } 10759 // writer 10760 synchronized (mPackages) { 10761 // Reinstate the old system package 10762 mSettings.enableSystemPackageLPw(newPs.name); 10763 // Remove any native libraries from the upgraded package. 10764 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10765 } 10766 // Install the system package 10767 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10768 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10769 if (locationIsPrivileged(disabledPs.codePath)) { 10770 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10771 } 10772 10773 final PackageParser.Package newPkg; 10774 try { 10775 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10776 } catch (PackageManagerException e) { 10777 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10778 return false; 10779 } 10780 10781 // writer 10782 synchronized (mPackages) { 10783 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10784 updatePermissionsLPw(newPkg.packageName, newPkg, 10785 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10786 if (applyUserRestrictions) { 10787 if (DEBUG_REMOVE) { 10788 Slog.d(TAG, "Propagating install state across reinstall"); 10789 } 10790 for (int i = 0; i < allUserHandles.length; i++) { 10791 if (DEBUG_REMOVE) { 10792 Slog.d(TAG, " user " + allUserHandles[i] 10793 + " => " + perUserInstalled[i]); 10794 } 10795 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10796 } 10797 // Regardless of writeSettings we need to ensure that this restriction 10798 // state propagation is persisted 10799 mSettings.writeAllUsersPackageRestrictionsLPr(); 10800 } 10801 // can downgrade to reader here 10802 if (writeSettings) { 10803 mSettings.writeLPr(); 10804 } 10805 } 10806 return true; 10807 } 10808 10809 private boolean deleteInstalledPackageLI(PackageSetting ps, 10810 boolean deleteCodeAndResources, int flags, 10811 int[] allUserHandles, boolean[] perUserInstalled, 10812 PackageRemovedInfo outInfo, boolean writeSettings) { 10813 if (outInfo != null) { 10814 outInfo.uid = ps.appId; 10815 } 10816 10817 // Delete package data from internal structures and also remove data if flag is set 10818 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10819 10820 // Delete application code and resources 10821 if (deleteCodeAndResources && (outInfo != null)) { 10822 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10823 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10824 getAppDexInstructionSets(ps)); 10825 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10826 } 10827 return true; 10828 } 10829 10830 @Override 10831 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10832 int userId) { 10833 mContext.enforceCallingOrSelfPermission( 10834 android.Manifest.permission.DELETE_PACKAGES, null); 10835 synchronized (mPackages) { 10836 PackageSetting ps = mSettings.mPackages.get(packageName); 10837 if (ps == null) { 10838 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10839 return false; 10840 } 10841 if (!ps.getInstalled(userId)) { 10842 // Can't block uninstall for an app that is not installed or enabled. 10843 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10844 return false; 10845 } 10846 ps.setBlockUninstall(blockUninstall, userId); 10847 mSettings.writePackageRestrictionsLPr(userId); 10848 } 10849 return true; 10850 } 10851 10852 @Override 10853 public boolean getBlockUninstallForUser(String packageName, int userId) { 10854 synchronized (mPackages) { 10855 PackageSetting ps = mSettings.mPackages.get(packageName); 10856 if (ps == null) { 10857 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10858 return false; 10859 } 10860 return ps.getBlockUninstall(userId); 10861 } 10862 } 10863 10864 /* 10865 * This method handles package deletion in general 10866 */ 10867 private boolean deletePackageLI(String packageName, UserHandle user, 10868 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10869 int flags, PackageRemovedInfo outInfo, 10870 boolean writeSettings) { 10871 if (packageName == null) { 10872 Slog.w(TAG, "Attempt to delete null packageName."); 10873 return false; 10874 } 10875 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10876 PackageSetting ps; 10877 boolean dataOnly = false; 10878 int removeUser = -1; 10879 int appId = -1; 10880 synchronized (mPackages) { 10881 ps = mSettings.mPackages.get(packageName); 10882 if (ps == null) { 10883 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10884 return false; 10885 } 10886 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10887 && user.getIdentifier() != UserHandle.USER_ALL) { 10888 // The caller is asking that the package only be deleted for a single 10889 // user. To do this, we just mark its uninstalled state and delete 10890 // its data. If this is a system app, we only allow this to happen if 10891 // they have set the special DELETE_SYSTEM_APP which requests different 10892 // semantics than normal for uninstalling system apps. 10893 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10894 ps.setUserState(user.getIdentifier(), 10895 COMPONENT_ENABLED_STATE_DEFAULT, 10896 false, //installed 10897 true, //stopped 10898 true, //notLaunched 10899 false, //hidden 10900 null, null, null, 10901 false // blockUninstall 10902 ); 10903 if (!isSystemApp(ps)) { 10904 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10905 // Other user still have this package installed, so all 10906 // we need to do is clear this user's data and save that 10907 // it is uninstalled. 10908 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10909 removeUser = user.getIdentifier(); 10910 appId = ps.appId; 10911 mSettings.writePackageRestrictionsLPr(removeUser); 10912 } else { 10913 // We need to set it back to 'installed' so the uninstall 10914 // broadcasts will be sent correctly. 10915 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10916 ps.setInstalled(true, user.getIdentifier()); 10917 } 10918 } else { 10919 // This is a system app, so we assume that the 10920 // other users still have this package installed, so all 10921 // we need to do is clear this user's data and save that 10922 // it is uninstalled. 10923 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10924 removeUser = user.getIdentifier(); 10925 appId = ps.appId; 10926 mSettings.writePackageRestrictionsLPr(removeUser); 10927 } 10928 } 10929 } 10930 10931 if (removeUser >= 0) { 10932 // From above, we determined that we are deleting this only 10933 // for a single user. Continue the work here. 10934 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10935 if (outInfo != null) { 10936 outInfo.removedPackage = packageName; 10937 outInfo.removedAppId = appId; 10938 outInfo.removedUsers = new int[] {removeUser}; 10939 } 10940 mInstaller.clearUserData(packageName, removeUser); 10941 removeKeystoreDataIfNeeded(removeUser, appId); 10942 schedulePackageCleaning(packageName, removeUser, false); 10943 return true; 10944 } 10945 10946 if (dataOnly) { 10947 // Delete application data first 10948 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10949 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10950 return true; 10951 } 10952 10953 boolean ret = false; 10954 if (isSystemApp(ps)) { 10955 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10956 // When an updated system application is deleted we delete the existing resources as well and 10957 // fall back to existing code in system partition 10958 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10959 flags, outInfo, writeSettings); 10960 } else { 10961 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10962 // Kill application pre-emptively especially for apps on sd. 10963 killApplication(packageName, ps.appId, "uninstall pkg"); 10964 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10965 allUserHandles, perUserInstalled, 10966 outInfo, writeSettings); 10967 } 10968 10969 return ret; 10970 } 10971 10972 private final class ClearStorageConnection implements ServiceConnection { 10973 IMediaContainerService mContainerService; 10974 10975 @Override 10976 public void onServiceConnected(ComponentName name, IBinder service) { 10977 synchronized (this) { 10978 mContainerService = IMediaContainerService.Stub.asInterface(service); 10979 notifyAll(); 10980 } 10981 } 10982 10983 @Override 10984 public void onServiceDisconnected(ComponentName name) { 10985 } 10986 } 10987 10988 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10989 final boolean mounted; 10990 if (Environment.isExternalStorageEmulated()) { 10991 mounted = true; 10992 } else { 10993 final String status = Environment.getExternalStorageState(); 10994 10995 mounted = status.equals(Environment.MEDIA_MOUNTED) 10996 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10997 } 10998 10999 if (!mounted) { 11000 return; 11001 } 11002 11003 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11004 int[] users; 11005 if (userId == UserHandle.USER_ALL) { 11006 users = sUserManager.getUserIds(); 11007 } else { 11008 users = new int[] { userId }; 11009 } 11010 final ClearStorageConnection conn = new ClearStorageConnection(); 11011 if (mContext.bindServiceAsUser( 11012 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11013 try { 11014 for (int curUser : users) { 11015 long timeout = SystemClock.uptimeMillis() + 5000; 11016 synchronized (conn) { 11017 long now = SystemClock.uptimeMillis(); 11018 while (conn.mContainerService == null && now < timeout) { 11019 try { 11020 conn.wait(timeout - now); 11021 } catch (InterruptedException e) { 11022 } 11023 } 11024 } 11025 if (conn.mContainerService == null) { 11026 return; 11027 } 11028 11029 final UserEnvironment userEnv = new UserEnvironment(curUser); 11030 clearDirectory(conn.mContainerService, 11031 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11032 if (allData) { 11033 clearDirectory(conn.mContainerService, 11034 userEnv.buildExternalStorageAppDataDirs(packageName)); 11035 clearDirectory(conn.mContainerService, 11036 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11037 } 11038 } 11039 } finally { 11040 mContext.unbindService(conn); 11041 } 11042 } 11043 } 11044 11045 @Override 11046 public void clearApplicationUserData(final String packageName, 11047 final IPackageDataObserver observer, final int userId) { 11048 mContext.enforceCallingOrSelfPermission( 11049 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11050 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 11051 // Queue up an async operation since the package deletion may take a little while. 11052 mHandler.post(new Runnable() { 11053 public void run() { 11054 mHandler.removeCallbacks(this); 11055 final boolean succeeded; 11056 synchronized (mInstallLock) { 11057 succeeded = clearApplicationUserDataLI(packageName, userId); 11058 } 11059 clearExternalStorageDataSync(packageName, userId, true); 11060 if (succeeded) { 11061 // invoke DeviceStorageMonitor's update method to clear any notifications 11062 DeviceStorageMonitorInternal 11063 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11064 if (dsm != null) { 11065 dsm.checkMemory(); 11066 } 11067 } 11068 if(observer != null) { 11069 try { 11070 observer.onRemoveCompleted(packageName, succeeded); 11071 } catch (RemoteException e) { 11072 Log.i(TAG, "Observer no longer exists."); 11073 } 11074 } //end if observer 11075 } //end run 11076 }); 11077 } 11078 11079 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11080 if (packageName == null) { 11081 Slog.w(TAG, "Attempt to delete null packageName."); 11082 return false; 11083 } 11084 11085 // Try finding details about the requested package 11086 PackageParser.Package pkg; 11087 synchronized (mPackages) { 11088 pkg = mPackages.get(packageName); 11089 if (pkg == null) { 11090 final PackageSetting ps = mSettings.mPackages.get(packageName); 11091 if (ps != null) { 11092 pkg = ps.pkg; 11093 } 11094 } 11095 } 11096 11097 if (pkg == null) { 11098 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11099 } 11100 11101 // Always delete data directories for package, even if we found no other 11102 // record of app. This helps users recover from UID mismatches without 11103 // resorting to a full data wipe. 11104 int retCode = mInstaller.clearUserData(packageName, userId); 11105 if (retCode < 0) { 11106 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 11107 return false; 11108 } 11109 11110 if (pkg == null) { 11111 return false; 11112 } 11113 11114 if (pkg != null && pkg.applicationInfo != null) { 11115 final int appId = pkg.applicationInfo.uid; 11116 removeKeystoreDataIfNeeded(userId, appId); 11117 } 11118 11119 // Create a native library symlink only if we have native libraries 11120 // and if the native libraries are 32 bit libraries. We do not provide 11121 // this symlink for 64 bit libraries. 11122 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11123 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11124 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11125 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11126 Slog.w(TAG, "Failed linking native library dir"); 11127 return false; 11128 } 11129 } 11130 11131 return true; 11132 } 11133 11134 /** 11135 * Remove entries from the keystore daemon. Will only remove it if the 11136 * {@code appId} is valid. 11137 */ 11138 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11139 if (appId < 0) { 11140 return; 11141 } 11142 11143 final KeyStore keyStore = KeyStore.getInstance(); 11144 if (keyStore != null) { 11145 if (userId == UserHandle.USER_ALL) { 11146 for (final int individual : sUserManager.getUserIds()) { 11147 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11148 } 11149 } else { 11150 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11151 } 11152 } else { 11153 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11154 } 11155 } 11156 11157 @Override 11158 public void deleteApplicationCacheFiles(final String packageName, 11159 final IPackageDataObserver observer) { 11160 mContext.enforceCallingOrSelfPermission( 11161 android.Manifest.permission.DELETE_CACHE_FILES, null); 11162 // Queue up an async operation since the package deletion may take a little while. 11163 final int userId = UserHandle.getCallingUserId(); 11164 mHandler.post(new Runnable() { 11165 public void run() { 11166 mHandler.removeCallbacks(this); 11167 final boolean succeded; 11168 synchronized (mInstallLock) { 11169 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11170 } 11171 clearExternalStorageDataSync(packageName, userId, false); 11172 if(observer != null) { 11173 try { 11174 observer.onRemoveCompleted(packageName, succeded); 11175 } catch (RemoteException e) { 11176 Log.i(TAG, "Observer no longer exists."); 11177 } 11178 } //end if observer 11179 } //end run 11180 }); 11181 } 11182 11183 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11184 if (packageName == null) { 11185 Slog.w(TAG, "Attempt to delete null packageName."); 11186 return false; 11187 } 11188 PackageParser.Package p; 11189 synchronized (mPackages) { 11190 p = mPackages.get(packageName); 11191 } 11192 if (p == null) { 11193 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11194 return false; 11195 } 11196 final ApplicationInfo applicationInfo = p.applicationInfo; 11197 if (applicationInfo == null) { 11198 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11199 return false; 11200 } 11201 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11202 if (retCode < 0) { 11203 Slog.w(TAG, "Couldn't remove cache files for package: " 11204 + packageName + " u" + userId); 11205 return false; 11206 } 11207 return true; 11208 } 11209 11210 @Override 11211 public void getPackageSizeInfo(final String packageName, int userHandle, 11212 final IPackageStatsObserver observer) { 11213 mContext.enforceCallingOrSelfPermission( 11214 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11215 if (packageName == null) { 11216 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11217 } 11218 11219 PackageStats stats = new PackageStats(packageName, userHandle); 11220 11221 /* 11222 * Queue up an async operation since the package measurement may take a 11223 * little while. 11224 */ 11225 Message msg = mHandler.obtainMessage(INIT_COPY); 11226 msg.obj = new MeasureParams(stats, observer); 11227 mHandler.sendMessage(msg); 11228 } 11229 11230 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11231 PackageStats pStats) { 11232 if (packageName == null) { 11233 Slog.w(TAG, "Attempt to get size of null packageName."); 11234 return false; 11235 } 11236 PackageParser.Package p; 11237 boolean dataOnly = false; 11238 String libDirRoot = null; 11239 String asecPath = null; 11240 PackageSetting ps = null; 11241 synchronized (mPackages) { 11242 p = mPackages.get(packageName); 11243 ps = mSettings.mPackages.get(packageName); 11244 if(p == null) { 11245 dataOnly = true; 11246 if((ps == null) || (ps.pkg == null)) { 11247 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11248 return false; 11249 } 11250 p = ps.pkg; 11251 } 11252 if (ps != null) { 11253 libDirRoot = ps.legacyNativeLibraryPathString; 11254 } 11255 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11256 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11257 if (secureContainerId != null) { 11258 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11259 } 11260 } 11261 } 11262 String publicSrcDir = null; 11263 if(!dataOnly) { 11264 final ApplicationInfo applicationInfo = p.applicationInfo; 11265 if (applicationInfo == null) { 11266 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11267 return false; 11268 } 11269 if (isForwardLocked(p)) { 11270 publicSrcDir = applicationInfo.getBaseResourcePath(); 11271 } 11272 } 11273 // TODO: extend to measure size of split APKs 11274 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11275 // not just the first level. 11276 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11277 // just the primary. 11278 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11279 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11280 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11281 if (res < 0) { 11282 return false; 11283 } 11284 11285 // Fix-up for forward-locked applications in ASEC containers. 11286 if (!isExternal(p)) { 11287 pStats.codeSize += pStats.externalCodeSize; 11288 pStats.externalCodeSize = 0L; 11289 } 11290 11291 return true; 11292 } 11293 11294 11295 @Override 11296 public void addPackageToPreferred(String packageName) { 11297 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11298 } 11299 11300 @Override 11301 public void removePackageFromPreferred(String packageName) { 11302 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11303 } 11304 11305 @Override 11306 public List<PackageInfo> getPreferredPackages(int flags) { 11307 return new ArrayList<PackageInfo>(); 11308 } 11309 11310 private int getUidTargetSdkVersionLockedLPr(int uid) { 11311 Object obj = mSettings.getUserIdLPr(uid); 11312 if (obj instanceof SharedUserSetting) { 11313 final SharedUserSetting sus = (SharedUserSetting) obj; 11314 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11315 final Iterator<PackageSetting> it = sus.packages.iterator(); 11316 while (it.hasNext()) { 11317 final PackageSetting ps = it.next(); 11318 if (ps.pkg != null) { 11319 int v = ps.pkg.applicationInfo.targetSdkVersion; 11320 if (v < vers) vers = v; 11321 } 11322 } 11323 return vers; 11324 } else if (obj instanceof PackageSetting) { 11325 final PackageSetting ps = (PackageSetting) obj; 11326 if (ps.pkg != null) { 11327 return ps.pkg.applicationInfo.targetSdkVersion; 11328 } 11329 } 11330 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11331 } 11332 11333 @Override 11334 public void addPreferredActivity(IntentFilter filter, int match, 11335 ComponentName[] set, ComponentName activity, int userId) { 11336 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11337 "Adding preferred"); 11338 } 11339 11340 private void addPreferredActivityInternal(IntentFilter filter, int match, 11341 ComponentName[] set, ComponentName activity, boolean always, int userId, 11342 String opname) { 11343 // writer 11344 int callingUid = Binder.getCallingUid(); 11345 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 11346 if (filter.countActions() == 0) { 11347 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11348 return; 11349 } 11350 synchronized (mPackages) { 11351 if (mContext.checkCallingOrSelfPermission( 11352 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11353 != PackageManager.PERMISSION_GRANTED) { 11354 if (getUidTargetSdkVersionLockedLPr(callingUid) 11355 < Build.VERSION_CODES.FROYO) { 11356 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11357 + callingUid); 11358 return; 11359 } 11360 mContext.enforceCallingOrSelfPermission( 11361 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11362 } 11363 11364 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11365 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11366 + userId + ":"); 11367 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11368 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11369 mSettings.writePackageRestrictionsLPr(userId); 11370 } 11371 } 11372 11373 @Override 11374 public void replacePreferredActivity(IntentFilter filter, int match, 11375 ComponentName[] set, ComponentName activity, int userId) { 11376 if (filter.countActions() != 1) { 11377 throw new IllegalArgumentException( 11378 "replacePreferredActivity expects filter to have only 1 action."); 11379 } 11380 if (filter.countDataAuthorities() != 0 11381 || filter.countDataPaths() != 0 11382 || filter.countDataSchemes() > 1 11383 || filter.countDataTypes() != 0) { 11384 throw new IllegalArgumentException( 11385 "replacePreferredActivity expects filter to have no data authorities, " + 11386 "paths, or types; and at most one scheme."); 11387 } 11388 11389 final int callingUid = Binder.getCallingUid(); 11390 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 11391 synchronized (mPackages) { 11392 if (mContext.checkCallingOrSelfPermission( 11393 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11394 != PackageManager.PERMISSION_GRANTED) { 11395 if (getUidTargetSdkVersionLockedLPr(callingUid) 11396 < Build.VERSION_CODES.FROYO) { 11397 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11398 + Binder.getCallingUid()); 11399 return; 11400 } 11401 mContext.enforceCallingOrSelfPermission( 11402 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11403 } 11404 11405 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11406 if (pir != null) { 11407 // Get all of the existing entries that exactly match this filter. 11408 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11409 if (existing != null && existing.size() == 1) { 11410 PreferredActivity cur = existing.get(0); 11411 if (DEBUG_PREFERRED) { 11412 Slog.i(TAG, "Checking replace of preferred:"); 11413 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11414 if (!cur.mPref.mAlways) { 11415 Slog.i(TAG, " -- CUR; not mAlways!"); 11416 } else { 11417 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11418 Slog.i(TAG, " -- CUR: mSet=" 11419 + Arrays.toString(cur.mPref.mSetComponents)); 11420 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11421 Slog.i(TAG, " -- NEW: mMatch=" 11422 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11423 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11424 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11425 } 11426 } 11427 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11428 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11429 && cur.mPref.sameSet(set)) { 11430 // Setting the preferred activity to what it happens to be already 11431 if (DEBUG_PREFERRED) { 11432 Slog.i(TAG, "Replacing with same preferred activity " 11433 + cur.mPref.mShortComponent + " for user " 11434 + userId + ":"); 11435 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11436 } 11437 return; 11438 } 11439 } 11440 11441 if (existing != null) { 11442 if (DEBUG_PREFERRED) { 11443 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11444 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11445 } 11446 for (int i = 0; i < existing.size(); i++) { 11447 PreferredActivity pa = existing.get(i); 11448 if (DEBUG_PREFERRED) { 11449 Slog.i(TAG, "Removing existing preferred activity " 11450 + pa.mPref.mComponent + ":"); 11451 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11452 } 11453 pir.removeFilter(pa); 11454 } 11455 } 11456 } 11457 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11458 "Replacing preferred"); 11459 } 11460 } 11461 11462 @Override 11463 public void clearPackagePreferredActivities(String packageName) { 11464 final int uid = Binder.getCallingUid(); 11465 // writer 11466 synchronized (mPackages) { 11467 PackageParser.Package pkg = mPackages.get(packageName); 11468 if (pkg == null || pkg.applicationInfo.uid != uid) { 11469 if (mContext.checkCallingOrSelfPermission( 11470 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11471 != PackageManager.PERMISSION_GRANTED) { 11472 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11473 < Build.VERSION_CODES.FROYO) { 11474 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11475 + Binder.getCallingUid()); 11476 return; 11477 } 11478 mContext.enforceCallingOrSelfPermission( 11479 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11480 } 11481 } 11482 11483 int user = UserHandle.getCallingUserId(); 11484 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11485 mSettings.writePackageRestrictionsLPr(user); 11486 scheduleWriteSettingsLocked(); 11487 } 11488 } 11489 } 11490 11491 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11492 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11493 ArrayList<PreferredActivity> removed = null; 11494 boolean changed = false; 11495 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11496 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11497 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11498 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11499 continue; 11500 } 11501 Iterator<PreferredActivity> it = pir.filterIterator(); 11502 while (it.hasNext()) { 11503 PreferredActivity pa = it.next(); 11504 // Mark entry for removal only if it matches the package name 11505 // and the entry is of type "always". 11506 if (packageName == null || 11507 (pa.mPref.mComponent.getPackageName().equals(packageName) 11508 && pa.mPref.mAlways)) { 11509 if (removed == null) { 11510 removed = new ArrayList<PreferredActivity>(); 11511 } 11512 removed.add(pa); 11513 } 11514 } 11515 if (removed != null) { 11516 for (int j=0; j<removed.size(); j++) { 11517 PreferredActivity pa = removed.get(j); 11518 pir.removeFilter(pa); 11519 } 11520 changed = true; 11521 } 11522 } 11523 return changed; 11524 } 11525 11526 @Override 11527 public void resetPreferredActivities(int userId) { 11528 /* TODO: Actually use userId. Why is it being passed in? */ 11529 mContext.enforceCallingOrSelfPermission( 11530 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11531 // writer 11532 synchronized (mPackages) { 11533 int user = UserHandle.getCallingUserId(); 11534 clearPackagePreferredActivitiesLPw(null, user); 11535 mSettings.readDefaultPreferredAppsLPw(this, user); 11536 mSettings.writePackageRestrictionsLPr(user); 11537 scheduleWriteSettingsLocked(); 11538 } 11539 } 11540 11541 @Override 11542 public int getPreferredActivities(List<IntentFilter> outFilters, 11543 List<ComponentName> outActivities, String packageName) { 11544 11545 int num = 0; 11546 final int userId = UserHandle.getCallingUserId(); 11547 // reader 11548 synchronized (mPackages) { 11549 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11550 if (pir != null) { 11551 final Iterator<PreferredActivity> it = pir.filterIterator(); 11552 while (it.hasNext()) { 11553 final PreferredActivity pa = it.next(); 11554 if (packageName == null 11555 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11556 && pa.mPref.mAlways)) { 11557 if (outFilters != null) { 11558 outFilters.add(new IntentFilter(pa)); 11559 } 11560 if (outActivities != null) { 11561 outActivities.add(pa.mPref.mComponent); 11562 } 11563 } 11564 } 11565 } 11566 } 11567 11568 return num; 11569 } 11570 11571 @Override 11572 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11573 int userId) { 11574 int callingUid = Binder.getCallingUid(); 11575 if (callingUid != Process.SYSTEM_UID) { 11576 throw new SecurityException( 11577 "addPersistentPreferredActivity can only be run by the system"); 11578 } 11579 if (filter.countActions() == 0) { 11580 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11581 return; 11582 } 11583 synchronized (mPackages) { 11584 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11585 " :"); 11586 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11587 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11588 new PersistentPreferredActivity(filter, activity)); 11589 mSettings.writePackageRestrictionsLPr(userId); 11590 } 11591 } 11592 11593 @Override 11594 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11595 int callingUid = Binder.getCallingUid(); 11596 if (callingUid != Process.SYSTEM_UID) { 11597 throw new SecurityException( 11598 "clearPackagePersistentPreferredActivities can only be run by the system"); 11599 } 11600 ArrayList<PersistentPreferredActivity> removed = null; 11601 boolean changed = false; 11602 synchronized (mPackages) { 11603 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11604 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11605 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11606 .valueAt(i); 11607 if (userId != thisUserId) { 11608 continue; 11609 } 11610 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11611 while (it.hasNext()) { 11612 PersistentPreferredActivity ppa = it.next(); 11613 // Mark entry for removal only if it matches the package name. 11614 if (ppa.mComponent.getPackageName().equals(packageName)) { 11615 if (removed == null) { 11616 removed = new ArrayList<PersistentPreferredActivity>(); 11617 } 11618 removed.add(ppa); 11619 } 11620 } 11621 if (removed != null) { 11622 for (int j=0; j<removed.size(); j++) { 11623 PersistentPreferredActivity ppa = removed.get(j); 11624 ppir.removeFilter(ppa); 11625 } 11626 changed = true; 11627 } 11628 } 11629 11630 if (changed) { 11631 mSettings.writePackageRestrictionsLPr(userId); 11632 } 11633 } 11634 } 11635 11636 @Override 11637 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11638 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11639 mContext.enforceCallingOrSelfPermission( 11640 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11641 int callingUid = Binder.getCallingUid(); 11642 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11643 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11644 if (intentFilter.countActions() == 0) { 11645 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11646 return; 11647 } 11648 synchronized (mPackages) { 11649 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11650 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11651 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11652 mSettings.writePackageRestrictionsLPr(sourceUserId); 11653 } 11654 } 11655 11656 @Override 11657 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11658 int ownerUserId) { 11659 mContext.enforceCallingOrSelfPermission( 11660 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11661 int callingUid = Binder.getCallingUid(); 11662 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11663 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11664 int callingUserId = UserHandle.getUserId(callingUid); 11665 synchronized (mPackages) { 11666 CrossProfileIntentResolver resolver = 11667 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11668 HashSet<CrossProfileIntentFilter> set = 11669 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11670 for (CrossProfileIntentFilter filter : set) { 11671 if (filter.getOwnerPackage().equals(ownerPackage) 11672 && filter.getOwnerUserId() == callingUserId) { 11673 resolver.removeFilter(filter); 11674 } 11675 } 11676 mSettings.writePackageRestrictionsLPr(sourceUserId); 11677 } 11678 } 11679 11680 // Enforcing that callingUid is owning pkg on userId 11681 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11682 // The system owns everything. 11683 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11684 return; 11685 } 11686 int callingUserId = UserHandle.getUserId(callingUid); 11687 if (callingUserId != userId) { 11688 throw new SecurityException("calling uid " + callingUid 11689 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11690 + callingUserId); 11691 } 11692 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11693 if (pi == null) { 11694 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11695 + callingUserId); 11696 } 11697 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11698 throw new SecurityException("Calling uid " + callingUid 11699 + " does not own package " + pkg); 11700 } 11701 } 11702 11703 @Override 11704 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11705 Intent intent = new Intent(Intent.ACTION_MAIN); 11706 intent.addCategory(Intent.CATEGORY_HOME); 11707 11708 final int callingUserId = UserHandle.getCallingUserId(); 11709 List<ResolveInfo> list = queryIntentActivities(intent, null, 11710 PackageManager.GET_META_DATA, callingUserId); 11711 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11712 true, false, false, callingUserId); 11713 11714 allHomeCandidates.clear(); 11715 if (list != null) { 11716 for (ResolveInfo ri : list) { 11717 allHomeCandidates.add(ri); 11718 } 11719 } 11720 return (preferred == null || preferred.activityInfo == null) 11721 ? null 11722 : new ComponentName(preferred.activityInfo.packageName, 11723 preferred.activityInfo.name); 11724 } 11725 11726 @Override 11727 public void setApplicationEnabledSetting(String appPackageName, 11728 int newState, int flags, int userId, String callingPackage) { 11729 if (!sUserManager.exists(userId)) return; 11730 if (callingPackage == null) { 11731 callingPackage = Integer.toString(Binder.getCallingUid()); 11732 } 11733 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11734 } 11735 11736 @Override 11737 public void setComponentEnabledSetting(ComponentName componentName, 11738 int newState, int flags, int userId) { 11739 if (!sUserManager.exists(userId)) return; 11740 setEnabledSetting(componentName.getPackageName(), 11741 componentName.getClassName(), newState, flags, userId, null); 11742 } 11743 11744 private void setEnabledSetting(final String packageName, String className, int newState, 11745 final int flags, int userId, String callingPackage) { 11746 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11747 || newState == COMPONENT_ENABLED_STATE_ENABLED 11748 || newState == COMPONENT_ENABLED_STATE_DISABLED 11749 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11750 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11751 throw new IllegalArgumentException("Invalid new component state: " 11752 + newState); 11753 } 11754 PackageSetting pkgSetting; 11755 final int uid = Binder.getCallingUid(); 11756 final int permission = mContext.checkCallingOrSelfPermission( 11757 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11758 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 11759 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11760 boolean sendNow = false; 11761 boolean isApp = (className == null); 11762 String componentName = isApp ? packageName : className; 11763 int packageUid = -1; 11764 ArrayList<String> components; 11765 11766 // writer 11767 synchronized (mPackages) { 11768 pkgSetting = mSettings.mPackages.get(packageName); 11769 if (pkgSetting == null) { 11770 if (className == null) { 11771 throw new IllegalArgumentException( 11772 "Unknown package: " + packageName); 11773 } 11774 throw new IllegalArgumentException( 11775 "Unknown component: " + packageName 11776 + "/" + className); 11777 } 11778 // Allow root and verify that userId is not being specified by a different user 11779 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11780 throw new SecurityException( 11781 "Permission Denial: attempt to change component state from pid=" 11782 + Binder.getCallingPid() 11783 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11784 } 11785 if (className == null) { 11786 // We're dealing with an application/package level state change 11787 if (pkgSetting.getEnabled(userId) == newState) { 11788 // Nothing to do 11789 return; 11790 } 11791 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11792 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11793 // Don't care about who enables an app. 11794 callingPackage = null; 11795 } 11796 pkgSetting.setEnabled(newState, userId, callingPackage); 11797 // pkgSetting.pkg.mSetEnabled = newState; 11798 } else { 11799 // We're dealing with a component level state change 11800 // First, verify that this is a valid class name. 11801 PackageParser.Package pkg = pkgSetting.pkg; 11802 if (pkg == null || !pkg.hasComponentClassName(className)) { 11803 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11804 throw new IllegalArgumentException("Component class " + className 11805 + " does not exist in " + packageName); 11806 } else { 11807 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11808 + className + " does not exist in " + packageName); 11809 } 11810 } 11811 switch (newState) { 11812 case COMPONENT_ENABLED_STATE_ENABLED: 11813 if (!pkgSetting.enableComponentLPw(className, userId)) { 11814 return; 11815 } 11816 break; 11817 case COMPONENT_ENABLED_STATE_DISABLED: 11818 if (!pkgSetting.disableComponentLPw(className, userId)) { 11819 return; 11820 } 11821 break; 11822 case COMPONENT_ENABLED_STATE_DEFAULT: 11823 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11824 return; 11825 } 11826 break; 11827 default: 11828 Slog.e(TAG, "Invalid new component state: " + newState); 11829 return; 11830 } 11831 } 11832 mSettings.writePackageRestrictionsLPr(userId); 11833 components = mPendingBroadcasts.get(userId, packageName); 11834 final boolean newPackage = components == null; 11835 if (newPackage) { 11836 components = new ArrayList<String>(); 11837 } 11838 if (!components.contains(componentName)) { 11839 components.add(componentName); 11840 } 11841 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11842 sendNow = true; 11843 // Purge entry from pending broadcast list if another one exists already 11844 // since we are sending one right away. 11845 mPendingBroadcasts.remove(userId, packageName); 11846 } else { 11847 if (newPackage) { 11848 mPendingBroadcasts.put(userId, packageName, components); 11849 } 11850 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11851 // Schedule a message 11852 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11853 } 11854 } 11855 } 11856 11857 long callingId = Binder.clearCallingIdentity(); 11858 try { 11859 if (sendNow) { 11860 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11861 sendPackageChangedBroadcast(packageName, 11862 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11863 } 11864 } finally { 11865 Binder.restoreCallingIdentity(callingId); 11866 } 11867 } 11868 11869 private void sendPackageChangedBroadcast(String packageName, 11870 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11871 if (DEBUG_INSTALL) 11872 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11873 + componentNames); 11874 Bundle extras = new Bundle(4); 11875 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11876 String nameList[] = new String[componentNames.size()]; 11877 componentNames.toArray(nameList); 11878 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11879 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11880 extras.putInt(Intent.EXTRA_UID, packageUid); 11881 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11882 new int[] {UserHandle.getUserId(packageUid)}); 11883 } 11884 11885 @Override 11886 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11887 if (!sUserManager.exists(userId)) return; 11888 final int uid = Binder.getCallingUid(); 11889 final int permission = mContext.checkCallingOrSelfPermission( 11890 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11891 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11892 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 11893 // writer 11894 synchronized (mPackages) { 11895 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11896 uid, userId)) { 11897 scheduleWritePackageRestrictionsLocked(userId); 11898 } 11899 } 11900 } 11901 11902 @Override 11903 public String getInstallerPackageName(String packageName) { 11904 // reader 11905 synchronized (mPackages) { 11906 return mSettings.getInstallerPackageNameLPr(packageName); 11907 } 11908 } 11909 11910 @Override 11911 public int getApplicationEnabledSetting(String packageName, int userId) { 11912 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11913 int uid = Binder.getCallingUid(); 11914 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 11915 // reader 11916 synchronized (mPackages) { 11917 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11918 } 11919 } 11920 11921 @Override 11922 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11923 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11924 int uid = Binder.getCallingUid(); 11925 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 11926 // reader 11927 synchronized (mPackages) { 11928 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11929 } 11930 } 11931 11932 @Override 11933 public void enterSafeMode() { 11934 enforceSystemOrRoot("Only the system can request entering safe mode"); 11935 11936 if (!mSystemReady) { 11937 mSafeMode = true; 11938 } 11939 } 11940 11941 @Override 11942 public void systemReady() { 11943 mSystemReady = true; 11944 11945 // Read the compatibilty setting when the system is ready. 11946 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11947 mContext.getContentResolver(), 11948 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11949 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11950 if (DEBUG_SETTINGS) { 11951 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11952 } 11953 11954 synchronized (mPackages) { 11955 // Verify that all of the preferred activity components actually 11956 // exist. It is possible for applications to be updated and at 11957 // that point remove a previously declared activity component that 11958 // had been set as a preferred activity. We try to clean this up 11959 // the next time we encounter that preferred activity, but it is 11960 // possible for the user flow to never be able to return to that 11961 // situation so here we do a sanity check to make sure we haven't 11962 // left any junk around. 11963 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11964 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11965 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11966 removed.clear(); 11967 for (PreferredActivity pa : pir.filterSet()) { 11968 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11969 removed.add(pa); 11970 } 11971 } 11972 if (removed.size() > 0) { 11973 for (int r=0; r<removed.size(); r++) { 11974 PreferredActivity pa = removed.get(r); 11975 Slog.w(TAG, "Removing dangling preferred activity: " 11976 + pa.mPref.mComponent); 11977 pir.removeFilter(pa); 11978 } 11979 mSettings.writePackageRestrictionsLPr( 11980 mSettings.mPreferredActivities.keyAt(i)); 11981 } 11982 } 11983 } 11984 sUserManager.systemReady(); 11985 11986 // Kick off any messages waiting for system ready 11987 if (mPostSystemReadyMessages != null) { 11988 for (Message msg : mPostSystemReadyMessages) { 11989 msg.sendToTarget(); 11990 } 11991 mPostSystemReadyMessages = null; 11992 } 11993 } 11994 11995 @Override 11996 public boolean isSafeMode() { 11997 return mSafeMode; 11998 } 11999 12000 @Override 12001 public boolean hasSystemUidErrors() { 12002 return mHasSystemUidErrors; 12003 } 12004 12005 static String arrayToString(int[] array) { 12006 StringBuffer buf = new StringBuffer(128); 12007 buf.append('['); 12008 if (array != null) { 12009 for (int i=0; i<array.length; i++) { 12010 if (i > 0) buf.append(", "); 12011 buf.append(array[i]); 12012 } 12013 } 12014 buf.append(']'); 12015 return buf.toString(); 12016 } 12017 12018 static class DumpState { 12019 public static final int DUMP_LIBS = 1 << 0; 12020 public static final int DUMP_FEATURES = 1 << 1; 12021 public static final int DUMP_RESOLVERS = 1 << 2; 12022 public static final int DUMP_PERMISSIONS = 1 << 3; 12023 public static final int DUMP_PACKAGES = 1 << 4; 12024 public static final int DUMP_SHARED_USERS = 1 << 5; 12025 public static final int DUMP_MESSAGES = 1 << 6; 12026 public static final int DUMP_PROVIDERS = 1 << 7; 12027 public static final int DUMP_VERIFIERS = 1 << 8; 12028 public static final int DUMP_PREFERRED = 1 << 9; 12029 public static final int DUMP_PREFERRED_XML = 1 << 10; 12030 public static final int DUMP_KEYSETS = 1 << 11; 12031 public static final int DUMP_VERSION = 1 << 12; 12032 public static final int DUMP_INSTALLS = 1 << 13; 12033 12034 public static final int OPTION_SHOW_FILTERS = 1 << 0; 12035 12036 private int mTypes; 12037 12038 private int mOptions; 12039 12040 private boolean mTitlePrinted; 12041 12042 private SharedUserSetting mSharedUser; 12043 12044 public boolean isDumping(int type) { 12045 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12046 return true; 12047 } 12048 12049 return (mTypes & type) != 0; 12050 } 12051 12052 public void setDump(int type) { 12053 mTypes |= type; 12054 } 12055 12056 public boolean isOptionEnabled(int option) { 12057 return (mOptions & option) != 0; 12058 } 12059 12060 public void setOptionEnabled(int option) { 12061 mOptions |= option; 12062 } 12063 12064 public boolean onTitlePrinted() { 12065 final boolean printed = mTitlePrinted; 12066 mTitlePrinted = true; 12067 return printed; 12068 } 12069 12070 public boolean getTitlePrinted() { 12071 return mTitlePrinted; 12072 } 12073 12074 public void setTitlePrinted(boolean enabled) { 12075 mTitlePrinted = enabled; 12076 } 12077 12078 public SharedUserSetting getSharedUser() { 12079 return mSharedUser; 12080 } 12081 12082 public void setSharedUser(SharedUserSetting user) { 12083 mSharedUser = user; 12084 } 12085 } 12086 12087 @Override 12088 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12089 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12090 != PackageManager.PERMISSION_GRANTED) { 12091 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12092 + Binder.getCallingPid() 12093 + ", uid=" + Binder.getCallingUid() 12094 + " without permission " 12095 + android.Manifest.permission.DUMP); 12096 return; 12097 } 12098 12099 DumpState dumpState = new DumpState(); 12100 boolean fullPreferred = false; 12101 boolean checkin = false; 12102 12103 String packageName = null; 12104 12105 int opti = 0; 12106 while (opti < args.length) { 12107 String opt = args[opti]; 12108 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12109 break; 12110 } 12111 opti++; 12112 if ("-a".equals(opt)) { 12113 // Right now we only know how to print all. 12114 } else if ("-h".equals(opt)) { 12115 pw.println("Package manager dump options:"); 12116 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12117 pw.println(" --checkin: dump for a checkin"); 12118 pw.println(" -f: print details of intent filters"); 12119 pw.println(" -h: print this help"); 12120 pw.println(" cmd may be one of:"); 12121 pw.println(" l[ibraries]: list known shared libraries"); 12122 pw.println(" f[ibraries]: list device features"); 12123 pw.println(" k[eysets]: print known keysets"); 12124 pw.println(" r[esolvers]: dump intent resolvers"); 12125 pw.println(" perm[issions]: dump permissions"); 12126 pw.println(" pref[erred]: print preferred package settings"); 12127 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12128 pw.println(" prov[iders]: dump content providers"); 12129 pw.println(" p[ackages]: dump installed packages"); 12130 pw.println(" s[hared-users]: dump shared user IDs"); 12131 pw.println(" m[essages]: print collected runtime messages"); 12132 pw.println(" v[erifiers]: print package verifier info"); 12133 pw.println(" version: print database version info"); 12134 pw.println(" write: write current settings now"); 12135 pw.println(" <package.name>: info about given package"); 12136 pw.println(" installs: details about install sessions"); 12137 return; 12138 } else if ("--checkin".equals(opt)) { 12139 checkin = true; 12140 } else if ("-f".equals(opt)) { 12141 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12142 } else { 12143 pw.println("Unknown argument: " + opt + "; use -h for help"); 12144 } 12145 } 12146 12147 // Is the caller requesting to dump a particular piece of data? 12148 if (opti < args.length) { 12149 String cmd = args[opti]; 12150 opti++; 12151 // Is this a package name? 12152 if ("android".equals(cmd) || cmd.contains(".")) { 12153 packageName = cmd; 12154 // When dumping a single package, we always dump all of its 12155 // filter information since the amount of data will be reasonable. 12156 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12157 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12158 dumpState.setDump(DumpState.DUMP_LIBS); 12159 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12160 dumpState.setDump(DumpState.DUMP_FEATURES); 12161 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12162 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12163 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12164 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12165 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12166 dumpState.setDump(DumpState.DUMP_PREFERRED); 12167 } else if ("preferred-xml".equals(cmd)) { 12168 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12169 if (opti < args.length && "--full".equals(args[opti])) { 12170 fullPreferred = true; 12171 opti++; 12172 } 12173 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12174 dumpState.setDump(DumpState.DUMP_PACKAGES); 12175 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12176 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12177 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12178 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12179 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12180 dumpState.setDump(DumpState.DUMP_MESSAGES); 12181 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12182 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12183 } else if ("version".equals(cmd)) { 12184 dumpState.setDump(DumpState.DUMP_VERSION); 12185 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12186 dumpState.setDump(DumpState.DUMP_KEYSETS); 12187 } else if ("installs".equals(cmd)) { 12188 dumpState.setDump(DumpState.DUMP_INSTALLS); 12189 } else if ("write".equals(cmd)) { 12190 synchronized (mPackages) { 12191 mSettings.writeLPr(); 12192 pw.println("Settings written."); 12193 return; 12194 } 12195 } 12196 } 12197 12198 if (checkin) { 12199 pw.println("vers,1"); 12200 } 12201 12202 // reader 12203 synchronized (mPackages) { 12204 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12205 if (!checkin) { 12206 if (dumpState.onTitlePrinted()) 12207 pw.println(); 12208 pw.println("Database versions:"); 12209 pw.print(" SDK Version:"); 12210 pw.print(" internal="); 12211 pw.print(mSettings.mInternalSdkPlatform); 12212 pw.print(" external="); 12213 pw.println(mSettings.mExternalSdkPlatform); 12214 pw.print(" DB Version:"); 12215 pw.print(" internal="); 12216 pw.print(mSettings.mInternalDatabaseVersion); 12217 pw.print(" external="); 12218 pw.println(mSettings.mExternalDatabaseVersion); 12219 } 12220 } 12221 12222 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12223 if (!checkin) { 12224 if (dumpState.onTitlePrinted()) 12225 pw.println(); 12226 pw.println("Verifiers:"); 12227 pw.print(" Required: "); 12228 pw.print(mRequiredVerifierPackage); 12229 pw.print(" (uid="); 12230 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12231 pw.println(")"); 12232 } else if (mRequiredVerifierPackage != null) { 12233 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12234 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12235 } 12236 } 12237 12238 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12239 boolean printedHeader = false; 12240 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12241 while (it.hasNext()) { 12242 String name = it.next(); 12243 SharedLibraryEntry ent = mSharedLibraries.get(name); 12244 if (!checkin) { 12245 if (!printedHeader) { 12246 if (dumpState.onTitlePrinted()) 12247 pw.println(); 12248 pw.println("Libraries:"); 12249 printedHeader = true; 12250 } 12251 pw.print(" "); 12252 } else { 12253 pw.print("lib,"); 12254 } 12255 pw.print(name); 12256 if (!checkin) { 12257 pw.print(" -> "); 12258 } 12259 if (ent.path != null) { 12260 if (!checkin) { 12261 pw.print("(jar) "); 12262 pw.print(ent.path); 12263 } else { 12264 pw.print(",jar,"); 12265 pw.print(ent.path); 12266 } 12267 } else { 12268 if (!checkin) { 12269 pw.print("(apk) "); 12270 pw.print(ent.apk); 12271 } else { 12272 pw.print(",apk,"); 12273 pw.print(ent.apk); 12274 } 12275 } 12276 pw.println(); 12277 } 12278 } 12279 12280 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12281 if (dumpState.onTitlePrinted()) 12282 pw.println(); 12283 if (!checkin) { 12284 pw.println("Features:"); 12285 } 12286 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12287 while (it.hasNext()) { 12288 String name = it.next(); 12289 if (!checkin) { 12290 pw.print(" "); 12291 } else { 12292 pw.print("feat,"); 12293 } 12294 pw.println(name); 12295 } 12296 } 12297 12298 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12299 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12300 : "Activity Resolver Table:", " ", packageName, 12301 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12302 dumpState.setTitlePrinted(true); 12303 } 12304 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12305 : "Receiver Resolver Table:", " ", packageName, 12306 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12307 dumpState.setTitlePrinted(true); 12308 } 12309 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12310 : "Service Resolver Table:", " ", packageName, 12311 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12312 dumpState.setTitlePrinted(true); 12313 } 12314 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12315 : "Provider Resolver Table:", " ", packageName, 12316 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12317 dumpState.setTitlePrinted(true); 12318 } 12319 } 12320 12321 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12322 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12323 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12324 int user = mSettings.mPreferredActivities.keyAt(i); 12325 if (pir.dump(pw, 12326 dumpState.getTitlePrinted() 12327 ? "\nPreferred Activities User " + user + ":" 12328 : "Preferred Activities User " + user + ":", " ", 12329 packageName, true)) { 12330 dumpState.setTitlePrinted(true); 12331 } 12332 } 12333 } 12334 12335 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12336 pw.flush(); 12337 FileOutputStream fout = new FileOutputStream(fd); 12338 BufferedOutputStream str = new BufferedOutputStream(fout); 12339 XmlSerializer serializer = new FastXmlSerializer(); 12340 try { 12341 serializer.setOutput(str, "utf-8"); 12342 serializer.startDocument(null, true); 12343 serializer.setFeature( 12344 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12345 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12346 serializer.endDocument(); 12347 serializer.flush(); 12348 } catch (IllegalArgumentException e) { 12349 pw.println("Failed writing: " + e); 12350 } catch (IllegalStateException e) { 12351 pw.println("Failed writing: " + e); 12352 } catch (IOException e) { 12353 pw.println("Failed writing: " + e); 12354 } 12355 } 12356 12357 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12358 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12359 if (packageName == null) { 12360 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12361 if (iperm == 0) { 12362 if (dumpState.onTitlePrinted()) 12363 pw.println(); 12364 pw.println("AppOp Permissions:"); 12365 } 12366 pw.print(" AppOp Permission "); 12367 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12368 pw.println(":"); 12369 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12370 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12371 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12372 } 12373 } 12374 } 12375 } 12376 12377 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12378 boolean printedSomething = false; 12379 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12380 if (packageName != null && !packageName.equals(p.info.packageName)) { 12381 continue; 12382 } 12383 if (!printedSomething) { 12384 if (dumpState.onTitlePrinted()) 12385 pw.println(); 12386 pw.println("Registered ContentProviders:"); 12387 printedSomething = true; 12388 } 12389 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12390 pw.print(" "); pw.println(p.toString()); 12391 } 12392 printedSomething = false; 12393 for (Map.Entry<String, PackageParser.Provider> entry : 12394 mProvidersByAuthority.entrySet()) { 12395 PackageParser.Provider p = entry.getValue(); 12396 if (packageName != null && !packageName.equals(p.info.packageName)) { 12397 continue; 12398 } 12399 if (!printedSomething) { 12400 if (dumpState.onTitlePrinted()) 12401 pw.println(); 12402 pw.println("ContentProvider Authorities:"); 12403 printedSomething = true; 12404 } 12405 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12406 pw.print(" "); pw.println(p.toString()); 12407 if (p.info != null && p.info.applicationInfo != null) { 12408 final String appInfo = p.info.applicationInfo.toString(); 12409 pw.print(" applicationInfo="); pw.println(appInfo); 12410 } 12411 } 12412 } 12413 12414 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12415 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12416 } 12417 12418 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12419 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12420 } 12421 12422 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12423 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12424 } 12425 12426 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 12427 // XXX should handle packageName != null by dumping only install data that 12428 // the given package is involved with. 12429 if (dumpState.onTitlePrinted()) pw.println(); 12430 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12431 } 12432 12433 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12434 if (dumpState.onTitlePrinted()) pw.println(); 12435 mSettings.dumpReadMessagesLPr(pw, dumpState); 12436 12437 pw.println(); 12438 pw.println("Package warning messages:"); 12439 final File fname = getSettingsProblemFile(); 12440 FileInputStream in = null; 12441 try { 12442 in = new FileInputStream(fname); 12443 final int avail = in.available(); 12444 final byte[] data = new byte[avail]; 12445 in.read(data); 12446 pw.print(new String(data)); 12447 } catch (FileNotFoundException e) { 12448 } catch (IOException e) { 12449 } finally { 12450 if (in != null) { 12451 try { 12452 in.close(); 12453 } catch (IOException e) { 12454 } 12455 } 12456 } 12457 } 12458 } 12459 } 12460 12461 // ------- apps on sdcard specific code ------- 12462 static final boolean DEBUG_SD_INSTALL = false; 12463 12464 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12465 12466 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12467 12468 private boolean mMediaMounted = false; 12469 12470 static String getEncryptKey() { 12471 try { 12472 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12473 SD_ENCRYPTION_KEYSTORE_NAME); 12474 if (sdEncKey == null) { 12475 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12476 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12477 if (sdEncKey == null) { 12478 Slog.e(TAG, "Failed to create encryption keys"); 12479 return null; 12480 } 12481 } 12482 return sdEncKey; 12483 } catch (NoSuchAlgorithmException nsae) { 12484 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12485 return null; 12486 } catch (IOException ioe) { 12487 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12488 return null; 12489 } 12490 } 12491 12492 /* 12493 * Update media status on PackageManager. 12494 */ 12495 @Override 12496 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12497 int callingUid = Binder.getCallingUid(); 12498 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12499 throw new SecurityException("Media status can only be updated by the system"); 12500 } 12501 // reader; this apparently protects mMediaMounted, but should probably 12502 // be a different lock in that case. 12503 synchronized (mPackages) { 12504 Log.i(TAG, "Updating external media status from " 12505 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12506 + (mediaStatus ? "mounted" : "unmounted")); 12507 if (DEBUG_SD_INSTALL) 12508 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12509 + ", mMediaMounted=" + mMediaMounted); 12510 if (mediaStatus == mMediaMounted) { 12511 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12512 : 0, -1); 12513 mHandler.sendMessage(msg); 12514 return; 12515 } 12516 mMediaMounted = mediaStatus; 12517 } 12518 // Queue up an async operation since the package installation may take a 12519 // little while. 12520 mHandler.post(new Runnable() { 12521 public void run() { 12522 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12523 } 12524 }); 12525 } 12526 12527 /** 12528 * Called by MountService when the initial ASECs to scan are available. 12529 * Should block until all the ASEC containers are finished being scanned. 12530 */ 12531 public void scanAvailableAsecs() { 12532 updateExternalMediaStatusInner(true, false, false); 12533 if (mShouldRestoreconData) { 12534 SELinuxMMAC.setRestoreconDone(); 12535 mShouldRestoreconData = false; 12536 } 12537 } 12538 12539 /* 12540 * Collect information of applications on external media, map them against 12541 * existing containers and update information based on current mount status. 12542 * Please note that we always have to report status if reportStatus has been 12543 * set to true especially when unloading packages. 12544 */ 12545 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12546 boolean externalStorage) { 12547 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12548 int[] uidArr = EmptyArray.INT; 12549 12550 final String[] list = PackageHelper.getSecureContainerList(); 12551 if (ArrayUtils.isEmpty(list)) { 12552 Log.i(TAG, "No secure containers found"); 12553 } else { 12554 // Process list of secure containers and categorize them 12555 // as active or stale based on their package internal state. 12556 12557 // reader 12558 synchronized (mPackages) { 12559 for (String cid : list) { 12560 // Leave stages untouched for now; installer service owns them 12561 if (PackageInstallerService.isStageName(cid)) continue; 12562 12563 if (DEBUG_SD_INSTALL) 12564 Log.i(TAG, "Processing container " + cid); 12565 String pkgName = getAsecPackageName(cid); 12566 if (pkgName == null) { 12567 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12568 continue; 12569 } 12570 if (DEBUG_SD_INSTALL) 12571 Log.i(TAG, "Looking for pkg : " + pkgName); 12572 12573 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12574 if (ps == null) { 12575 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12576 continue; 12577 } 12578 12579 /* 12580 * Skip packages that are not external if we're unmounting 12581 * external storage. 12582 */ 12583 if (externalStorage && !isMounted && !isExternal(ps)) { 12584 continue; 12585 } 12586 12587 final AsecInstallArgs args = new AsecInstallArgs(cid, 12588 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12589 // The package status is changed only if the code path 12590 // matches between settings and the container id. 12591 if (ps.codePathString != null 12592 && ps.codePathString.startsWith(args.getCodePath())) { 12593 if (DEBUG_SD_INSTALL) { 12594 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12595 + " at code path: " + ps.codePathString); 12596 } 12597 12598 // We do have a valid package installed on sdcard 12599 processCids.put(args, ps.codePathString); 12600 final int uid = ps.appId; 12601 if (uid != -1) { 12602 uidArr = ArrayUtils.appendInt(uidArr, uid); 12603 } 12604 } else { 12605 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12606 + ps.codePathString); 12607 } 12608 } 12609 } 12610 12611 Arrays.sort(uidArr); 12612 } 12613 12614 // Process packages with valid entries. 12615 if (isMounted) { 12616 if (DEBUG_SD_INSTALL) 12617 Log.i(TAG, "Loading packages"); 12618 loadMediaPackages(processCids, uidArr); 12619 startCleaningPackages(); 12620 mInstallerService.onSecureContainersAvailable(); 12621 } else { 12622 if (DEBUG_SD_INSTALL) 12623 Log.i(TAG, "Unloading packages"); 12624 unloadMediaPackages(processCids, uidArr, reportStatus); 12625 } 12626 } 12627 12628 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12629 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12630 int size = pkgList.size(); 12631 if (size > 0) { 12632 // Send broadcasts here 12633 Bundle extras = new Bundle(); 12634 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12635 .toArray(new String[size])); 12636 if (uidArr != null) { 12637 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12638 } 12639 if (replacing) { 12640 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12641 } 12642 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12643 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12644 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12645 } 12646 } 12647 12648 /* 12649 * Look at potentially valid container ids from processCids If package 12650 * information doesn't match the one on record or package scanning fails, 12651 * the cid is added to list of removeCids. We currently don't delete stale 12652 * containers. 12653 */ 12654 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12655 ArrayList<String> pkgList = new ArrayList<String>(); 12656 Set<AsecInstallArgs> keys = processCids.keySet(); 12657 12658 for (AsecInstallArgs args : keys) { 12659 String codePath = processCids.get(args); 12660 if (DEBUG_SD_INSTALL) 12661 Log.i(TAG, "Loading container : " + args.cid); 12662 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12663 try { 12664 // Make sure there are no container errors first. 12665 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12666 Slog.e(TAG, "Failed to mount cid : " + args.cid 12667 + " when installing from sdcard"); 12668 continue; 12669 } 12670 // Check code path here. 12671 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12672 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12673 + " does not match one in settings " + codePath); 12674 continue; 12675 } 12676 // Parse package 12677 int parseFlags = mDefParseFlags; 12678 if (args.isExternal()) { 12679 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12680 } 12681 if (args.isFwdLocked()) { 12682 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12683 } 12684 12685 synchronized (mInstallLock) { 12686 PackageParser.Package pkg = null; 12687 try { 12688 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12689 } catch (PackageManagerException e) { 12690 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12691 } 12692 // Scan the package 12693 if (pkg != null) { 12694 /* 12695 * TODO why is the lock being held? doPostInstall is 12696 * called in other places without the lock. This needs 12697 * to be straightened out. 12698 */ 12699 // writer 12700 synchronized (mPackages) { 12701 retCode = PackageManager.INSTALL_SUCCEEDED; 12702 pkgList.add(pkg.packageName); 12703 // Post process args 12704 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12705 pkg.applicationInfo.uid); 12706 } 12707 } else { 12708 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12709 } 12710 } 12711 12712 } finally { 12713 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12714 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12715 } 12716 } 12717 } 12718 // writer 12719 synchronized (mPackages) { 12720 // If the platform SDK has changed since the last time we booted, 12721 // we need to re-grant app permission to catch any new ones that 12722 // appear. This is really a hack, and means that apps can in some 12723 // cases get permissions that the user didn't initially explicitly 12724 // allow... it would be nice to have some better way to handle 12725 // this situation. 12726 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12727 if (regrantPermissions) 12728 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12729 + mSdkVersion + "; regranting permissions for external storage"); 12730 mSettings.mExternalSdkPlatform = mSdkVersion; 12731 12732 // Make sure group IDs have been assigned, and any permission 12733 // changes in other apps are accounted for 12734 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12735 | (regrantPermissions 12736 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12737 : 0)); 12738 12739 mSettings.updateExternalDatabaseVersion(); 12740 12741 // can downgrade to reader 12742 // Persist settings 12743 mSettings.writeLPr(); 12744 } 12745 // Send a broadcast to let everyone know we are done processing 12746 if (pkgList.size() > 0) { 12747 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12748 } 12749 } 12750 12751 /* 12752 * Utility method to unload a list of specified containers 12753 */ 12754 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12755 // Just unmount all valid containers. 12756 for (AsecInstallArgs arg : cidArgs) { 12757 synchronized (mInstallLock) { 12758 arg.doPostDeleteLI(false); 12759 } 12760 } 12761 } 12762 12763 /* 12764 * Unload packages mounted on external media. This involves deleting package 12765 * data from internal structures, sending broadcasts about diabled packages, 12766 * gc'ing to free up references, unmounting all secure containers 12767 * corresponding to packages on external media, and posting a 12768 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12769 * that we always have to post this message if status has been requested no 12770 * matter what. 12771 */ 12772 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12773 final boolean reportStatus) { 12774 if (DEBUG_SD_INSTALL) 12775 Log.i(TAG, "unloading media packages"); 12776 ArrayList<String> pkgList = new ArrayList<String>(); 12777 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12778 final Set<AsecInstallArgs> keys = processCids.keySet(); 12779 for (AsecInstallArgs args : keys) { 12780 String pkgName = args.getPackageName(); 12781 if (DEBUG_SD_INSTALL) 12782 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12783 // Delete package internally 12784 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12785 synchronized (mInstallLock) { 12786 boolean res = deletePackageLI(pkgName, null, false, null, null, 12787 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12788 if (res) { 12789 pkgList.add(pkgName); 12790 } else { 12791 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12792 failedList.add(args); 12793 } 12794 } 12795 } 12796 12797 // reader 12798 synchronized (mPackages) { 12799 // We didn't update the settings after removing each package; 12800 // write them now for all packages. 12801 mSettings.writeLPr(); 12802 } 12803 12804 // We have to absolutely send UPDATED_MEDIA_STATUS only 12805 // after confirming that all the receivers processed the ordered 12806 // broadcast when packages get disabled, force a gc to clean things up. 12807 // and unload all the containers. 12808 if (pkgList.size() > 0) { 12809 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12810 new IIntentReceiver.Stub() { 12811 public void performReceive(Intent intent, int resultCode, String data, 12812 Bundle extras, boolean ordered, boolean sticky, 12813 int sendingUser) throws RemoteException { 12814 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12815 reportStatus ? 1 : 0, 1, keys); 12816 mHandler.sendMessage(msg); 12817 } 12818 }); 12819 } else { 12820 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12821 keys); 12822 mHandler.sendMessage(msg); 12823 } 12824 } 12825 12826 /** Binder call */ 12827 @Override 12828 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12829 final int flags) { 12830 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12831 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12832 int returnCode = PackageManager.MOVE_SUCCEEDED; 12833 int currInstallFlags = 0; 12834 int newInstallFlags = 0; 12835 12836 File codeFile = null; 12837 String installerPackageName = null; 12838 String packageAbiOverride = null; 12839 12840 // reader 12841 synchronized (mPackages) { 12842 final PackageParser.Package pkg = mPackages.get(packageName); 12843 final PackageSetting ps = mSettings.mPackages.get(packageName); 12844 if (pkg == null || ps == null) { 12845 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12846 } else { 12847 // Disable moving fwd locked apps and system packages 12848 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12849 Slog.w(TAG, "Cannot move system application"); 12850 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12851 } else if (pkg.mOperationPending) { 12852 Slog.w(TAG, "Attempt to move package which has pending operations"); 12853 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12854 } else { 12855 // Find install location first 12856 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12857 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12858 Slog.w(TAG, "Ambigous flags specified for move location."); 12859 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12860 } else { 12861 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12862 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12863 currInstallFlags = isExternal(pkg) 12864 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12865 12866 if (newInstallFlags == currInstallFlags) { 12867 Slog.w(TAG, "No move required. Trying to move to same location"); 12868 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12869 } else { 12870 if (isForwardLocked(pkg)) { 12871 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12872 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12873 } 12874 } 12875 } 12876 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12877 pkg.mOperationPending = true; 12878 } 12879 } 12880 12881 codeFile = new File(pkg.codePath); 12882 installerPackageName = ps.installerPackageName; 12883 packageAbiOverride = ps.cpuAbiOverrideString; 12884 } 12885 } 12886 12887 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12888 try { 12889 observer.packageMoved(packageName, returnCode); 12890 } catch (RemoteException ignored) { 12891 } 12892 return; 12893 } 12894 12895 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12896 @Override 12897 public void onUserActionRequired(Intent intent) throws RemoteException { 12898 throw new IllegalStateException(); 12899 } 12900 12901 @Override 12902 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12903 Bundle extras) throws RemoteException { 12904 Slog.d(TAG, "Install result for move: " 12905 + PackageManager.installStatusToString(returnCode, msg)); 12906 12907 // We usually have a new package now after the install, but if 12908 // we failed we need to clear the pending flag on the original 12909 // package object. 12910 synchronized (mPackages) { 12911 final PackageParser.Package pkg = mPackages.get(packageName); 12912 if (pkg != null) { 12913 pkg.mOperationPending = false; 12914 } 12915 } 12916 12917 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12918 switch (status) { 12919 case PackageInstaller.STATUS_SUCCESS: 12920 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12921 break; 12922 case PackageInstaller.STATUS_FAILURE_STORAGE: 12923 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12924 break; 12925 default: 12926 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12927 break; 12928 } 12929 } 12930 }; 12931 12932 // Treat a move like reinstalling an existing app, which ensures that we 12933 // process everythign uniformly, like unpacking native libraries. 12934 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12935 12936 final Message msg = mHandler.obtainMessage(INIT_COPY); 12937 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12938 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12939 installerPackageName, null, user, packageAbiOverride); 12940 mHandler.sendMessage(msg); 12941 } 12942 12943 @Override 12944 public boolean setInstallLocation(int loc) { 12945 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12946 null); 12947 if (getInstallLocation() == loc) { 12948 return true; 12949 } 12950 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12951 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12952 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12953 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12954 return true; 12955 } 12956 return false; 12957 } 12958 12959 @Override 12960 public int getInstallLocation() { 12961 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12962 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12963 PackageHelper.APP_INSTALL_AUTO); 12964 } 12965 12966 /** Called by UserManagerService */ 12967 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 12968 mDirtyUsers.remove(userHandle); 12969 mSettings.removeUserLPw(userHandle); 12970 mPendingBroadcasts.remove(userHandle); 12971 if (mInstaller != null) { 12972 // Technically, we shouldn't be doing this with the package lock 12973 // held. However, this is very rare, and there is already so much 12974 // other disk I/O going on, that we'll let it slide for now. 12975 mInstaller.removeUserDataDirs(userHandle); 12976 } 12977 mUserNeedsBadging.delete(userHandle); 12978 removeUnusedPackagesLILPw(userManager, userHandle); 12979 } 12980 12981 /** 12982 * We're removing userHandle and would like to remove any downloaded packages 12983 * that are no longer in use by any other user. 12984 * @param userHandle the user being removed 12985 */ 12986 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 12987 final boolean DEBUG_CLEAN_APKS = false; 12988 int [] users = userManager.getUserIdsLPr(); 12989 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 12990 while (psit.hasNext()) { 12991 PackageSetting ps = psit.next(); 12992 if (ps.pkg == null) { 12993 continue; 12994 } 12995 final String packageName = ps.pkg.packageName; 12996 // Skip over if system app 12997 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12998 continue; 12999 } 13000 if (DEBUG_CLEAN_APKS) { 13001 Slog.i(TAG, "Checking package " + packageName); 13002 } 13003 boolean keep = false; 13004 for (int i = 0; i < users.length; i++) { 13005 if (users[i] != userHandle && ps.getInstalled(users[i])) { 13006 keep = true; 13007 if (DEBUG_CLEAN_APKS) { 13008 Slog.i(TAG, " Keeping package " + packageName + " for user " 13009 + users[i]); 13010 } 13011 break; 13012 } 13013 } 13014 if (!keep) { 13015 if (DEBUG_CLEAN_APKS) { 13016 Slog.i(TAG, " Removing package " + packageName); 13017 } 13018 mHandler.post(new Runnable() { 13019 public void run() { 13020 deletePackageX(packageName, userHandle, 0); 13021 } //end run 13022 }); 13023 } 13024 } 13025 } 13026 13027 /** Called by UserManagerService */ 13028 void createNewUserLILPw(int userHandle, File path) { 13029 if (mInstaller != null) { 13030 mInstaller.createUserConfig(userHandle); 13031 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13032 } 13033 } 13034 13035 @Override 13036 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13037 mContext.enforceCallingOrSelfPermission( 13038 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13039 "Only package verification agents can read the verifier device identity"); 13040 13041 synchronized (mPackages) { 13042 return mSettings.getVerifierDeviceIdentityLPw(); 13043 } 13044 } 13045 13046 @Override 13047 public void setPermissionEnforced(String permission, boolean enforced) { 13048 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13049 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13050 synchronized (mPackages) { 13051 if (mSettings.mReadExternalStorageEnforced == null 13052 || mSettings.mReadExternalStorageEnforced != enforced) { 13053 mSettings.mReadExternalStorageEnforced = enforced; 13054 mSettings.writeLPr(); 13055 } 13056 } 13057 // kill any non-foreground processes so we restart them and 13058 // grant/revoke the GID. 13059 final IActivityManager am = ActivityManagerNative.getDefault(); 13060 if (am != null) { 13061 final long token = Binder.clearCallingIdentity(); 13062 try { 13063 am.killProcessesBelowForeground("setPermissionEnforcement"); 13064 } catch (RemoteException e) { 13065 } finally { 13066 Binder.restoreCallingIdentity(token); 13067 } 13068 } 13069 } else { 13070 throw new IllegalArgumentException("No selective enforcement for " + permission); 13071 } 13072 } 13073 13074 @Override 13075 @Deprecated 13076 public boolean isPermissionEnforced(String permission) { 13077 return true; 13078 } 13079 13080 @Override 13081 public boolean isStorageLow() { 13082 final long token = Binder.clearCallingIdentity(); 13083 try { 13084 final DeviceStorageMonitorInternal 13085 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13086 if (dsm != null) { 13087 return dsm.isMemoryLow(); 13088 } else { 13089 return false; 13090 } 13091 } finally { 13092 Binder.restoreCallingIdentity(token); 13093 } 13094 } 13095 13096 @Override 13097 public IPackageInstaller getPackageInstaller() { 13098 return mInstallerService; 13099 } 13100 13101 private boolean userNeedsBadging(int userId) { 13102 int index = mUserNeedsBadging.indexOfKey(userId); 13103 if (index < 0) { 13104 final UserInfo userInfo; 13105 final long token = Binder.clearCallingIdentity(); 13106 try { 13107 userInfo = sUserManager.getUserInfo(userId); 13108 } finally { 13109 Binder.restoreCallingIdentity(token); 13110 } 13111 final boolean b; 13112 if (userInfo != null && userInfo.isManagedProfile()) { 13113 b = true; 13114 } else { 13115 b = false; 13116 } 13117 mUserNeedsBadging.put(userId, b); 13118 return b; 13119 } 13120 return mUserNeedsBadging.valueAt(index); 13121 } 13122 13123 @Override 13124 public KeySet getKeySetByAlias(String packageName, String alias) { 13125 if (packageName == null || alias == null) { 13126 return null; 13127 } 13128 synchronized(mPackages) { 13129 final PackageParser.Package pkg = mPackages.get(packageName); 13130 if (pkg == null) { 13131 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13132 throw new IllegalArgumentException("Unknown package: " + packageName); 13133 } 13134 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13135 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13136 } 13137 } 13138 13139 @Override 13140 public KeySet getSigningKeySet(String packageName) { 13141 if (packageName == null) { 13142 return null; 13143 } 13144 synchronized(mPackages) { 13145 final PackageParser.Package pkg = mPackages.get(packageName); 13146 if (pkg == null) { 13147 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13148 throw new IllegalArgumentException("Unknown package: " + packageName); 13149 } 13150 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13151 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13152 throw new SecurityException("May not access signing KeySet of other apps."); 13153 } 13154 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13155 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13156 } 13157 } 13158 13159 @Override 13160 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13161 if (packageName == null || ks == null) { 13162 return false; 13163 } 13164 synchronized(mPackages) { 13165 final PackageParser.Package pkg = mPackages.get(packageName); 13166 if (pkg == null) { 13167 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13168 throw new IllegalArgumentException("Unknown package: " + packageName); 13169 } 13170 IBinder ksh = ks.getToken(); 13171 if (ksh instanceof KeySetHandle) { 13172 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13173 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13174 } 13175 return false; 13176 } 13177 } 13178 13179 @Override 13180 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13181 if (packageName == null || ks == null) { 13182 return false; 13183 } 13184 synchronized(mPackages) { 13185 final PackageParser.Package pkg = mPackages.get(packageName); 13186 if (pkg == null) { 13187 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13188 throw new IllegalArgumentException("Unknown package: " + packageName); 13189 } 13190 IBinder ksh = ks.getToken(); 13191 if (ksh instanceof KeySetHandle) { 13192 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13193 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13194 } 13195 return false; 13196 } 13197 } 13198} 13199