PackageManagerService.java revision 25e1ecaabbde4741663c8e5a777d9df9b939572c
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 String[] getAppOpPermissionPackages(String permissionName) { 2884 synchronized (mPackages) { 2885 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2886 if (pkgs == null) { 2887 return null; 2888 } 2889 return pkgs.toArray(new String[pkgs.size()]); 2890 } 2891 } 2892 2893 @Override 2894 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2895 int flags, int userId) { 2896 if (!sUserManager.exists(userId)) return null; 2897 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 2898 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2899 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2900 } 2901 2902 @Override 2903 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2904 IntentFilter filter, int match, ComponentName activity) { 2905 final int userId = UserHandle.getCallingUserId(); 2906 if (DEBUG_PREFERRED) { 2907 Log.v(TAG, "setLastChosenActivity intent=" + intent 2908 + " resolvedType=" + resolvedType 2909 + " flags=" + flags 2910 + " filter=" + filter 2911 + " match=" + match 2912 + " activity=" + activity); 2913 filter.dump(new PrintStreamPrinter(System.out), " "); 2914 } 2915 intent.setComponent(null); 2916 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2917 // Find any earlier preferred or last chosen entries and nuke them 2918 findPreferredActivity(intent, resolvedType, 2919 flags, query, 0, false, true, false, userId); 2920 // Add the new activity as the last chosen for this filter 2921 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2922 "Setting last chosen"); 2923 } 2924 2925 @Override 2926 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2927 final int userId = UserHandle.getCallingUserId(); 2928 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2929 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2930 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2931 false, false, false, userId); 2932 } 2933 2934 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2935 int flags, List<ResolveInfo> query, int userId) { 2936 if (query != null) { 2937 final int N = query.size(); 2938 if (N == 1) { 2939 return query.get(0); 2940 } else if (N > 1) { 2941 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2942 // If there is more than one activity with the same priority, 2943 // then let the user decide between them. 2944 ResolveInfo r0 = query.get(0); 2945 ResolveInfo r1 = query.get(1); 2946 if (DEBUG_INTENT_MATCHING || debug) { 2947 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2948 + r1.activityInfo.name + "=" + r1.priority); 2949 } 2950 // If the first activity has a higher priority, or a different 2951 // default, then it is always desireable to pick it. 2952 if (r0.priority != r1.priority 2953 || r0.preferredOrder != r1.preferredOrder 2954 || r0.isDefault != r1.isDefault) { 2955 return query.get(0); 2956 } 2957 // If we have saved a preference for a preferred activity for 2958 // this Intent, use that. 2959 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2960 flags, query, r0.priority, true, false, debug, userId); 2961 if (ri != null) { 2962 return ri; 2963 } 2964 if (userId != 0) { 2965 ri = new ResolveInfo(mResolveInfo); 2966 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2967 ri.activityInfo.applicationInfo = new ApplicationInfo( 2968 ri.activityInfo.applicationInfo); 2969 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2970 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2971 return ri; 2972 } 2973 return mResolveInfo; 2974 } 2975 } 2976 return null; 2977 } 2978 2979 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2980 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2981 final int N = query.size(); 2982 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2983 .get(userId); 2984 // Get the list of persistent preferred activities that handle the intent 2985 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2986 List<PersistentPreferredActivity> pprefs = ppir != null 2987 ? ppir.queryIntent(intent, resolvedType, 2988 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2989 : null; 2990 if (pprefs != null && pprefs.size() > 0) { 2991 final int M = pprefs.size(); 2992 for (int i=0; i<M; i++) { 2993 final PersistentPreferredActivity ppa = pprefs.get(i); 2994 if (DEBUG_PREFERRED || debug) { 2995 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2996 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2997 + "\n component=" + ppa.mComponent); 2998 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2999 } 3000 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3001 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3002 if (DEBUG_PREFERRED || debug) { 3003 Slog.v(TAG, "Found persistent preferred activity:"); 3004 if (ai != null) { 3005 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3006 } else { 3007 Slog.v(TAG, " null"); 3008 } 3009 } 3010 if (ai == null) { 3011 // This previously registered persistent preferred activity 3012 // component is no longer known. Ignore it and do NOT remove it. 3013 continue; 3014 } 3015 for (int j=0; j<N; j++) { 3016 final ResolveInfo ri = query.get(j); 3017 if (!ri.activityInfo.applicationInfo.packageName 3018 .equals(ai.applicationInfo.packageName)) { 3019 continue; 3020 } 3021 if (!ri.activityInfo.name.equals(ai.name)) { 3022 continue; 3023 } 3024 // Found a persistent preference that can handle the intent. 3025 if (DEBUG_PREFERRED || debug) { 3026 Slog.v(TAG, "Returning persistent preferred activity: " + 3027 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3028 } 3029 return ri; 3030 } 3031 } 3032 } 3033 return null; 3034 } 3035 3036 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3037 List<ResolveInfo> query, int priority, boolean always, 3038 boolean removeMatches, boolean debug, int userId) { 3039 if (!sUserManager.exists(userId)) return null; 3040 // writer 3041 synchronized (mPackages) { 3042 if (intent.getSelector() != null) { 3043 intent = intent.getSelector(); 3044 } 3045 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3046 3047 // Try to find a matching persistent preferred activity. 3048 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3049 debug, userId); 3050 3051 // If a persistent preferred activity matched, use it. 3052 if (pri != null) { 3053 return pri; 3054 } 3055 3056 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3057 // Get the list of preferred activities that handle the intent 3058 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3059 List<PreferredActivity> prefs = pir != null 3060 ? pir.queryIntent(intent, resolvedType, 3061 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3062 : null; 3063 if (prefs != null && prefs.size() > 0) { 3064 boolean changed = false; 3065 try { 3066 // First figure out how good the original match set is. 3067 // We will only allow preferred activities that came 3068 // from the same match quality. 3069 int match = 0; 3070 3071 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3072 3073 final int N = query.size(); 3074 for (int j=0; j<N; j++) { 3075 final ResolveInfo ri = query.get(j); 3076 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3077 + ": 0x" + Integer.toHexString(match)); 3078 if (ri.match > match) { 3079 match = ri.match; 3080 } 3081 } 3082 3083 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3084 + Integer.toHexString(match)); 3085 3086 match &= IntentFilter.MATCH_CATEGORY_MASK; 3087 final int M = prefs.size(); 3088 for (int i=0; i<M; i++) { 3089 final PreferredActivity pa = prefs.get(i); 3090 if (DEBUG_PREFERRED || debug) { 3091 Slog.v(TAG, "Checking PreferredActivity ds=" 3092 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3093 + "\n component=" + pa.mPref.mComponent); 3094 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3095 } 3096 if (pa.mPref.mMatch != match) { 3097 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3098 + Integer.toHexString(pa.mPref.mMatch)); 3099 continue; 3100 } 3101 // If it's not an "always" type preferred activity and that's what we're 3102 // looking for, skip it. 3103 if (always && !pa.mPref.mAlways) { 3104 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3105 continue; 3106 } 3107 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3108 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3109 if (DEBUG_PREFERRED || debug) { 3110 Slog.v(TAG, "Found preferred activity:"); 3111 if (ai != null) { 3112 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3113 } else { 3114 Slog.v(TAG, " null"); 3115 } 3116 } 3117 if (ai == null) { 3118 // This previously registered preferred activity 3119 // component is no longer known. Most likely an update 3120 // to the app was installed and in the new version this 3121 // component no longer exists. Clean it up by removing 3122 // it from the preferred activities list, and skip it. 3123 Slog.w(TAG, "Removing dangling preferred activity: " 3124 + pa.mPref.mComponent); 3125 pir.removeFilter(pa); 3126 changed = true; 3127 continue; 3128 } 3129 for (int j=0; j<N; j++) { 3130 final ResolveInfo ri = query.get(j); 3131 if (!ri.activityInfo.applicationInfo.packageName 3132 .equals(ai.applicationInfo.packageName)) { 3133 continue; 3134 } 3135 if (!ri.activityInfo.name.equals(ai.name)) { 3136 continue; 3137 } 3138 3139 if (removeMatches) { 3140 pir.removeFilter(pa); 3141 changed = true; 3142 if (DEBUG_PREFERRED) { 3143 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3144 } 3145 break; 3146 } 3147 3148 // Okay we found a previously set preferred or last chosen app. 3149 // If the result set is different from when this 3150 // was created, we need to clear it and re-ask the 3151 // user their preference, if we're looking for an "always" type entry. 3152 if (always && !pa.mPref.sameSet(query, priority)) { 3153 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3154 + intent + " type " + resolvedType); 3155 if (DEBUG_PREFERRED) { 3156 Slog.v(TAG, "Removing preferred activity since set changed " 3157 + pa.mPref.mComponent); 3158 } 3159 pir.removeFilter(pa); 3160 // Re-add the filter as a "last chosen" entry (!always) 3161 PreferredActivity lastChosen = new PreferredActivity( 3162 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3163 pir.addFilter(lastChosen); 3164 changed = true; 3165 return null; 3166 } 3167 3168 // Yay! Either the set matched or we're looking for the last chosen 3169 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3170 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3171 return ri; 3172 } 3173 } 3174 } finally { 3175 if (changed) { 3176 if (DEBUG_PREFERRED) { 3177 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3178 } 3179 mSettings.writePackageRestrictionsLPr(userId); 3180 } 3181 } 3182 } 3183 } 3184 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3185 return null; 3186 } 3187 3188 /* 3189 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3190 */ 3191 @Override 3192 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3193 int targetUserId) { 3194 mContext.enforceCallingOrSelfPermission( 3195 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3196 List<CrossProfileIntentFilter> matches = 3197 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3198 if (matches != null) { 3199 int size = matches.size(); 3200 for (int i = 0; i < size; i++) { 3201 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3202 } 3203 } 3204 return false; 3205 } 3206 3207 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3208 String resolvedType, int userId) { 3209 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3210 if (resolver != null) { 3211 return resolver.queryIntent(intent, resolvedType, false, userId); 3212 } 3213 return null; 3214 } 3215 3216 @Override 3217 public List<ResolveInfo> queryIntentActivities(Intent intent, 3218 String resolvedType, int flags, int userId) { 3219 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3220 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3221 ComponentName comp = intent.getComponent(); 3222 if (comp == null) { 3223 if (intent.getSelector() != null) { 3224 intent = intent.getSelector(); 3225 comp = intent.getComponent(); 3226 } 3227 } 3228 3229 if (comp != null) { 3230 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3231 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3232 if (ai != null) { 3233 final ResolveInfo ri = new ResolveInfo(); 3234 ri.activityInfo = ai; 3235 list.add(ri); 3236 } 3237 return list; 3238 } 3239 3240 // reader 3241 synchronized (mPackages) { 3242 final String pkgName = intent.getPackage(); 3243 if (pkgName == null) { 3244 List<CrossProfileIntentFilter> matchingFilters = 3245 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3246 // Check for results that need to skip the current profile. 3247 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3248 resolvedType, flags, userId); 3249 if (resolveInfo != null) { 3250 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3251 result.add(resolveInfo); 3252 return result; 3253 } 3254 // Check for cross profile results. 3255 resolveInfo = queryCrossProfileIntents( 3256 matchingFilters, intent, resolvedType, flags, userId); 3257 3258 // Check for results in the current profile. 3259 List<ResolveInfo> result = mActivities.queryIntent( 3260 intent, resolvedType, flags, userId); 3261 if (resolveInfo != null) { 3262 result.add(resolveInfo); 3263 Collections.sort(result, mResolvePrioritySorter); 3264 } 3265 return result; 3266 } 3267 final PackageParser.Package pkg = mPackages.get(pkgName); 3268 if (pkg != null) { 3269 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3270 pkg.activities, userId); 3271 } 3272 return new ArrayList<ResolveInfo>(); 3273 } 3274 } 3275 3276 private ResolveInfo querySkipCurrentProfileIntents( 3277 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3278 int flags, int sourceUserId) { 3279 if (matchingFilters != null) { 3280 int size = matchingFilters.size(); 3281 for (int i = 0; i < size; i ++) { 3282 CrossProfileIntentFilter filter = matchingFilters.get(i); 3283 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3284 // Checking if there are activities in the target user that can handle the 3285 // intent. 3286 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3287 flags, sourceUserId); 3288 if (resolveInfo != null) { 3289 return resolveInfo; 3290 } 3291 } 3292 } 3293 } 3294 return null; 3295 } 3296 3297 // Return matching ResolveInfo if any for skip current profile intent filters. 3298 private ResolveInfo queryCrossProfileIntents( 3299 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3300 int flags, int sourceUserId) { 3301 if (matchingFilters != null) { 3302 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3303 // match the same intent. For performance reasons, it is better not to 3304 // run queryIntent twice for the same userId 3305 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3306 int size = matchingFilters.size(); 3307 for (int i = 0; i < size; i++) { 3308 CrossProfileIntentFilter filter = matchingFilters.get(i); 3309 int targetUserId = filter.getTargetUserId(); 3310 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3311 && !alreadyTriedUserIds.get(targetUserId)) { 3312 // Checking if there are activities in the target user that can handle the 3313 // intent. 3314 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3315 flags, sourceUserId); 3316 if (resolveInfo != null) return resolveInfo; 3317 alreadyTriedUserIds.put(targetUserId, true); 3318 } 3319 } 3320 } 3321 return null; 3322 } 3323 3324 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3325 String resolvedType, int flags, int sourceUserId) { 3326 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3327 resolvedType, flags, filter.getTargetUserId()); 3328 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3329 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3330 } 3331 return null; 3332 } 3333 3334 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3335 int sourceUserId, int targetUserId) { 3336 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3337 String className; 3338 if (targetUserId == UserHandle.USER_OWNER) { 3339 className = FORWARD_INTENT_TO_USER_OWNER; 3340 } else { 3341 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3342 } 3343 ComponentName forwardingActivityComponentName = new ComponentName( 3344 mAndroidApplication.packageName, className); 3345 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3346 sourceUserId); 3347 if (targetUserId == UserHandle.USER_OWNER) { 3348 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3349 forwardingResolveInfo.noResourceId = true; 3350 } 3351 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3352 forwardingResolveInfo.priority = 0; 3353 forwardingResolveInfo.preferredOrder = 0; 3354 forwardingResolveInfo.match = 0; 3355 forwardingResolveInfo.isDefault = true; 3356 forwardingResolveInfo.filter = filter; 3357 forwardingResolveInfo.targetUserId = targetUserId; 3358 return forwardingResolveInfo; 3359 } 3360 3361 @Override 3362 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3363 Intent[] specifics, String[] specificTypes, Intent intent, 3364 String resolvedType, int flags, int userId) { 3365 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3366 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3367 false, "query intent activity options"); 3368 final String resultsAction = intent.getAction(); 3369 3370 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3371 | PackageManager.GET_RESOLVED_FILTER, userId); 3372 3373 if (DEBUG_INTENT_MATCHING) { 3374 Log.v(TAG, "Query " + intent + ": " + results); 3375 } 3376 3377 int specificsPos = 0; 3378 int N; 3379 3380 // todo: note that the algorithm used here is O(N^2). This 3381 // isn't a problem in our current environment, but if we start running 3382 // into situations where we have more than 5 or 10 matches then this 3383 // should probably be changed to something smarter... 3384 3385 // First we go through and resolve each of the specific items 3386 // that were supplied, taking care of removing any corresponding 3387 // duplicate items in the generic resolve list. 3388 if (specifics != null) { 3389 for (int i=0; i<specifics.length; i++) { 3390 final Intent sintent = specifics[i]; 3391 if (sintent == null) { 3392 continue; 3393 } 3394 3395 if (DEBUG_INTENT_MATCHING) { 3396 Log.v(TAG, "Specific #" + i + ": " + sintent); 3397 } 3398 3399 String action = sintent.getAction(); 3400 if (resultsAction != null && resultsAction.equals(action)) { 3401 // If this action was explicitly requested, then don't 3402 // remove things that have it. 3403 action = null; 3404 } 3405 3406 ResolveInfo ri = null; 3407 ActivityInfo ai = null; 3408 3409 ComponentName comp = sintent.getComponent(); 3410 if (comp == null) { 3411 ri = resolveIntent( 3412 sintent, 3413 specificTypes != null ? specificTypes[i] : null, 3414 flags, userId); 3415 if (ri == null) { 3416 continue; 3417 } 3418 if (ri == mResolveInfo) { 3419 // ACK! Must do something better with this. 3420 } 3421 ai = ri.activityInfo; 3422 comp = new ComponentName(ai.applicationInfo.packageName, 3423 ai.name); 3424 } else { 3425 ai = getActivityInfo(comp, flags, userId); 3426 if (ai == null) { 3427 continue; 3428 } 3429 } 3430 3431 // Look for any generic query activities that are duplicates 3432 // of this specific one, and remove them from the results. 3433 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3434 N = results.size(); 3435 int j; 3436 for (j=specificsPos; j<N; j++) { 3437 ResolveInfo sri = results.get(j); 3438 if ((sri.activityInfo.name.equals(comp.getClassName()) 3439 && sri.activityInfo.applicationInfo.packageName.equals( 3440 comp.getPackageName())) 3441 || (action != null && sri.filter.matchAction(action))) { 3442 results.remove(j); 3443 if (DEBUG_INTENT_MATCHING) Log.v( 3444 TAG, "Removing duplicate item from " + j 3445 + " due to specific " + specificsPos); 3446 if (ri == null) { 3447 ri = sri; 3448 } 3449 j--; 3450 N--; 3451 } 3452 } 3453 3454 // Add this specific item to its proper place. 3455 if (ri == null) { 3456 ri = new ResolveInfo(); 3457 ri.activityInfo = ai; 3458 } 3459 results.add(specificsPos, ri); 3460 ri.specificIndex = i; 3461 specificsPos++; 3462 } 3463 } 3464 3465 // Now we go through the remaining generic results and remove any 3466 // duplicate actions that are found here. 3467 N = results.size(); 3468 for (int i=specificsPos; i<N-1; i++) { 3469 final ResolveInfo rii = results.get(i); 3470 if (rii.filter == null) { 3471 continue; 3472 } 3473 3474 // Iterate over all of the actions of this result's intent 3475 // filter... typically this should be just one. 3476 final Iterator<String> it = rii.filter.actionsIterator(); 3477 if (it == null) { 3478 continue; 3479 } 3480 while (it.hasNext()) { 3481 final String action = it.next(); 3482 if (resultsAction != null && resultsAction.equals(action)) { 3483 // If this action was explicitly requested, then don't 3484 // remove things that have it. 3485 continue; 3486 } 3487 for (int j=i+1; j<N; j++) { 3488 final ResolveInfo rij = results.get(j); 3489 if (rij.filter != null && rij.filter.hasAction(action)) { 3490 results.remove(j); 3491 if (DEBUG_INTENT_MATCHING) Log.v( 3492 TAG, "Removing duplicate item from " + j 3493 + " due to action " + action + " at " + i); 3494 j--; 3495 N--; 3496 } 3497 } 3498 } 3499 3500 // If the caller didn't request filter information, drop it now 3501 // so we don't have to marshall/unmarshall it. 3502 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3503 rii.filter = null; 3504 } 3505 } 3506 3507 // Filter out the caller activity if so requested. 3508 if (caller != null) { 3509 N = results.size(); 3510 for (int i=0; i<N; i++) { 3511 ActivityInfo ainfo = results.get(i).activityInfo; 3512 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3513 && caller.getClassName().equals(ainfo.name)) { 3514 results.remove(i); 3515 break; 3516 } 3517 } 3518 } 3519 3520 // If the caller didn't request filter information, 3521 // drop them now so we don't have to 3522 // marshall/unmarshall it. 3523 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3524 N = results.size(); 3525 for (int i=0; i<N; i++) { 3526 results.get(i).filter = null; 3527 } 3528 } 3529 3530 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3531 return results; 3532 } 3533 3534 @Override 3535 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3536 int userId) { 3537 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3538 ComponentName comp = intent.getComponent(); 3539 if (comp == null) { 3540 if (intent.getSelector() != null) { 3541 intent = intent.getSelector(); 3542 comp = intent.getComponent(); 3543 } 3544 } 3545 if (comp != null) { 3546 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3547 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3548 if (ai != null) { 3549 ResolveInfo ri = new ResolveInfo(); 3550 ri.activityInfo = ai; 3551 list.add(ri); 3552 } 3553 return list; 3554 } 3555 3556 // reader 3557 synchronized (mPackages) { 3558 String pkgName = intent.getPackage(); 3559 if (pkgName == null) { 3560 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3561 } 3562 final PackageParser.Package pkg = mPackages.get(pkgName); 3563 if (pkg != null) { 3564 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3565 userId); 3566 } 3567 return null; 3568 } 3569 } 3570 3571 @Override 3572 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3573 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3574 if (!sUserManager.exists(userId)) return null; 3575 if (query != null) { 3576 if (query.size() >= 1) { 3577 // If there is more than one service with the same priority, 3578 // just arbitrarily pick the first one. 3579 return query.get(0); 3580 } 3581 } 3582 return null; 3583 } 3584 3585 @Override 3586 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3587 int userId) { 3588 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3589 ComponentName comp = intent.getComponent(); 3590 if (comp == null) { 3591 if (intent.getSelector() != null) { 3592 intent = intent.getSelector(); 3593 comp = intent.getComponent(); 3594 } 3595 } 3596 if (comp != null) { 3597 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3598 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3599 if (si != null) { 3600 final ResolveInfo ri = new ResolveInfo(); 3601 ri.serviceInfo = si; 3602 list.add(ri); 3603 } 3604 return list; 3605 } 3606 3607 // reader 3608 synchronized (mPackages) { 3609 String pkgName = intent.getPackage(); 3610 if (pkgName == null) { 3611 return mServices.queryIntent(intent, resolvedType, flags, userId); 3612 } 3613 final PackageParser.Package pkg = mPackages.get(pkgName); 3614 if (pkg != null) { 3615 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3616 userId); 3617 } 3618 return null; 3619 } 3620 } 3621 3622 @Override 3623 public List<ResolveInfo> queryIntentContentProviders( 3624 Intent intent, String resolvedType, int flags, int userId) { 3625 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3626 ComponentName comp = intent.getComponent(); 3627 if (comp == null) { 3628 if (intent.getSelector() != null) { 3629 intent = intent.getSelector(); 3630 comp = intent.getComponent(); 3631 } 3632 } 3633 if (comp != null) { 3634 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3635 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3636 if (pi != null) { 3637 final ResolveInfo ri = new ResolveInfo(); 3638 ri.providerInfo = pi; 3639 list.add(ri); 3640 } 3641 return list; 3642 } 3643 3644 // reader 3645 synchronized (mPackages) { 3646 String pkgName = intent.getPackage(); 3647 if (pkgName == null) { 3648 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3649 } 3650 final PackageParser.Package pkg = mPackages.get(pkgName); 3651 if (pkg != null) { 3652 return mProviders.queryIntentForPackage( 3653 intent, resolvedType, flags, pkg.providers, userId); 3654 } 3655 return null; 3656 } 3657 } 3658 3659 @Override 3660 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3661 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3662 3663 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 3664 3665 // writer 3666 synchronized (mPackages) { 3667 ArrayList<PackageInfo> list; 3668 if (listUninstalled) { 3669 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3670 for (PackageSetting ps : mSettings.mPackages.values()) { 3671 PackageInfo pi; 3672 if (ps.pkg != null) { 3673 pi = generatePackageInfo(ps.pkg, flags, userId); 3674 } else { 3675 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3676 } 3677 if (pi != null) { 3678 list.add(pi); 3679 } 3680 } 3681 } else { 3682 list = new ArrayList<PackageInfo>(mPackages.size()); 3683 for (PackageParser.Package p : mPackages.values()) { 3684 PackageInfo pi = generatePackageInfo(p, flags, userId); 3685 if (pi != null) { 3686 list.add(pi); 3687 } 3688 } 3689 } 3690 3691 return new ParceledListSlice<PackageInfo>(list); 3692 } 3693 } 3694 3695 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3696 String[] permissions, boolean[] tmp, int flags, int userId) { 3697 int numMatch = 0; 3698 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3699 for (int i=0; i<permissions.length; i++) { 3700 if (gp.grantedPermissions.contains(permissions[i])) { 3701 tmp[i] = true; 3702 numMatch++; 3703 } else { 3704 tmp[i] = false; 3705 } 3706 } 3707 if (numMatch == 0) { 3708 return; 3709 } 3710 PackageInfo pi; 3711 if (ps.pkg != null) { 3712 pi = generatePackageInfo(ps.pkg, flags, userId); 3713 } else { 3714 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3715 } 3716 // The above might return null in cases of uninstalled apps or install-state 3717 // skew across users/profiles. 3718 if (pi != null) { 3719 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3720 if (numMatch == permissions.length) { 3721 pi.requestedPermissions = permissions; 3722 } else { 3723 pi.requestedPermissions = new String[numMatch]; 3724 numMatch = 0; 3725 for (int i=0; i<permissions.length; i++) { 3726 if (tmp[i]) { 3727 pi.requestedPermissions[numMatch] = permissions[i]; 3728 numMatch++; 3729 } 3730 } 3731 } 3732 } 3733 list.add(pi); 3734 } 3735 } 3736 3737 @Override 3738 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3739 String[] permissions, int flags, int userId) { 3740 if (!sUserManager.exists(userId)) return null; 3741 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3742 3743 // writer 3744 synchronized (mPackages) { 3745 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3746 boolean[] tmpBools = new boolean[permissions.length]; 3747 if (listUninstalled) { 3748 for (PackageSetting ps : mSettings.mPackages.values()) { 3749 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3750 } 3751 } else { 3752 for (PackageParser.Package pkg : mPackages.values()) { 3753 PackageSetting ps = (PackageSetting)pkg.mExtras; 3754 if (ps != null) { 3755 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3756 userId); 3757 } 3758 } 3759 } 3760 3761 return new ParceledListSlice<PackageInfo>(list); 3762 } 3763 } 3764 3765 @Override 3766 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3767 if (!sUserManager.exists(userId)) return null; 3768 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3769 3770 // writer 3771 synchronized (mPackages) { 3772 ArrayList<ApplicationInfo> list; 3773 if (listUninstalled) { 3774 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3775 for (PackageSetting ps : mSettings.mPackages.values()) { 3776 ApplicationInfo ai; 3777 if (ps.pkg != null) { 3778 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3779 ps.readUserState(userId), userId); 3780 } else { 3781 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3782 } 3783 if (ai != null) { 3784 list.add(ai); 3785 } 3786 } 3787 } else { 3788 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3789 for (PackageParser.Package p : mPackages.values()) { 3790 if (p.mExtras != null) { 3791 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3792 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3793 if (ai != null) { 3794 list.add(ai); 3795 } 3796 } 3797 } 3798 } 3799 3800 return new ParceledListSlice<ApplicationInfo>(list); 3801 } 3802 } 3803 3804 public List<ApplicationInfo> getPersistentApplications(int flags) { 3805 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3806 3807 // reader 3808 synchronized (mPackages) { 3809 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3810 final int userId = UserHandle.getCallingUserId(); 3811 while (i.hasNext()) { 3812 final PackageParser.Package p = i.next(); 3813 if (p.applicationInfo != null 3814 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3815 && (!mSafeMode || isSystemApp(p))) { 3816 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3817 if (ps != null) { 3818 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3819 ps.readUserState(userId), userId); 3820 if (ai != null) { 3821 finalList.add(ai); 3822 } 3823 } 3824 } 3825 } 3826 } 3827 3828 return finalList; 3829 } 3830 3831 @Override 3832 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3833 if (!sUserManager.exists(userId)) return null; 3834 // reader 3835 synchronized (mPackages) { 3836 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3837 PackageSetting ps = provider != null 3838 ? mSettings.mPackages.get(provider.owner.packageName) 3839 : null; 3840 return ps != null 3841 && mSettings.isEnabledLPr(provider.info, flags, userId) 3842 && (!mSafeMode || (provider.info.applicationInfo.flags 3843 &ApplicationInfo.FLAG_SYSTEM) != 0) 3844 ? PackageParser.generateProviderInfo(provider, flags, 3845 ps.readUserState(userId), userId) 3846 : null; 3847 } 3848 } 3849 3850 /** 3851 * @deprecated 3852 */ 3853 @Deprecated 3854 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3855 // reader 3856 synchronized (mPackages) { 3857 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3858 .entrySet().iterator(); 3859 final int userId = UserHandle.getCallingUserId(); 3860 while (i.hasNext()) { 3861 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3862 PackageParser.Provider p = entry.getValue(); 3863 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3864 3865 if (ps != null && p.syncable 3866 && (!mSafeMode || (p.info.applicationInfo.flags 3867 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3868 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3869 ps.readUserState(userId), userId); 3870 if (info != null) { 3871 outNames.add(entry.getKey()); 3872 outInfo.add(info); 3873 } 3874 } 3875 } 3876 } 3877 } 3878 3879 @Override 3880 public List<ProviderInfo> queryContentProviders(String processName, 3881 int uid, int flags) { 3882 ArrayList<ProviderInfo> finalList = null; 3883 // reader 3884 synchronized (mPackages) { 3885 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3886 final int userId = processName != null ? 3887 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3888 while (i.hasNext()) { 3889 final PackageParser.Provider p = i.next(); 3890 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3891 if (ps != null && p.info.authority != null 3892 && (processName == null 3893 || (p.info.processName.equals(processName) 3894 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3895 && mSettings.isEnabledLPr(p.info, flags, userId) 3896 && (!mSafeMode 3897 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3898 if (finalList == null) { 3899 finalList = new ArrayList<ProviderInfo>(3); 3900 } 3901 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3902 ps.readUserState(userId), userId); 3903 if (info != null) { 3904 finalList.add(info); 3905 } 3906 } 3907 } 3908 } 3909 3910 if (finalList != null) { 3911 Collections.sort(finalList, mProviderInitOrderSorter); 3912 } 3913 3914 return finalList; 3915 } 3916 3917 @Override 3918 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3919 int flags) { 3920 // reader 3921 synchronized (mPackages) { 3922 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3923 return PackageParser.generateInstrumentationInfo(i, flags); 3924 } 3925 } 3926 3927 @Override 3928 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3929 int flags) { 3930 ArrayList<InstrumentationInfo> finalList = 3931 new ArrayList<InstrumentationInfo>(); 3932 3933 // reader 3934 synchronized (mPackages) { 3935 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3936 while (i.hasNext()) { 3937 final PackageParser.Instrumentation p = i.next(); 3938 if (targetPackage == null 3939 || targetPackage.equals(p.info.targetPackage)) { 3940 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3941 flags); 3942 if (ii != null) { 3943 finalList.add(ii); 3944 } 3945 } 3946 } 3947 } 3948 3949 return finalList; 3950 } 3951 3952 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3953 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3954 if (overlays == null) { 3955 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3956 return; 3957 } 3958 for (PackageParser.Package opkg : overlays.values()) { 3959 // Not much to do if idmap fails: we already logged the error 3960 // and we certainly don't want to abort installation of pkg simply 3961 // because an overlay didn't fit properly. For these reasons, 3962 // ignore the return value of createIdmapForPackagePairLI. 3963 createIdmapForPackagePairLI(pkg, opkg); 3964 } 3965 } 3966 3967 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3968 PackageParser.Package opkg) { 3969 if (!opkg.mTrustedOverlay) { 3970 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 3971 opkg.baseCodePath + ": overlay not trusted"); 3972 return false; 3973 } 3974 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3975 if (overlaySet == null) { 3976 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 3977 opkg.baseCodePath + " but target package has no known overlays"); 3978 return false; 3979 } 3980 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3981 // TODO: generate idmap for split APKs 3982 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 3983 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 3984 + opkg.baseCodePath); 3985 return false; 3986 } 3987 PackageParser.Package[] overlayArray = 3988 overlaySet.values().toArray(new PackageParser.Package[0]); 3989 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3990 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3991 return p1.mOverlayPriority - p2.mOverlayPriority; 3992 } 3993 }; 3994 Arrays.sort(overlayArray, cmp); 3995 3996 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3997 int i = 0; 3998 for (PackageParser.Package p : overlayArray) { 3999 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4000 } 4001 return true; 4002 } 4003 4004 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4005 final File[] files = dir.listFiles(); 4006 if (ArrayUtils.isEmpty(files)) { 4007 Log.d(TAG, "No files in app dir " + dir); 4008 return; 4009 } 4010 4011 if (DEBUG_PACKAGE_SCANNING) { 4012 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4013 + " flags=0x" + Integer.toHexString(parseFlags)); 4014 } 4015 4016 for (File file : files) { 4017 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4018 && !PackageInstallerService.isStageName(file.getName()); 4019 if (!isPackage) { 4020 // Ignore entries which are not packages 4021 continue; 4022 } 4023 try { 4024 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4025 scanFlags, currentTime, null); 4026 } catch (PackageManagerException e) { 4027 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4028 4029 // Delete invalid userdata apps 4030 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4031 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4032 Slog.w(TAG, "Deleting invalid package at " + file); 4033 if (file.isDirectory()) { 4034 FileUtils.deleteContents(file); 4035 } 4036 file.delete(); 4037 } 4038 } 4039 } 4040 } 4041 4042 private static File getSettingsProblemFile() { 4043 File dataDir = Environment.getDataDirectory(); 4044 File systemDir = new File(dataDir, "system"); 4045 File fname = new File(systemDir, "uiderrors.txt"); 4046 return fname; 4047 } 4048 4049 static void reportSettingsProblem(int priority, String msg) { 4050 try { 4051 File fname = getSettingsProblemFile(); 4052 FileOutputStream out = new FileOutputStream(fname, true); 4053 PrintWriter pw = new FastPrintWriter(out); 4054 SimpleDateFormat formatter = new SimpleDateFormat(); 4055 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4056 pw.println(dateString + ": " + msg); 4057 pw.close(); 4058 FileUtils.setPermissions( 4059 fname.toString(), 4060 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4061 -1, -1); 4062 } catch (java.io.IOException e) { 4063 } 4064 Slog.println(priority, TAG, msg); 4065 } 4066 4067 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4068 PackageParser.Package pkg, File srcFile, int parseFlags) 4069 throws PackageManagerException { 4070 if (ps != null 4071 && ps.codePath.equals(srcFile) 4072 && ps.timeStamp == srcFile.lastModified() 4073 && !isCompatSignatureUpdateNeeded(pkg)) { 4074 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4075 if (ps.signatures.mSignatures != null 4076 && ps.signatures.mSignatures.length != 0 4077 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4078 // Optimization: reuse the existing cached certificates 4079 // if the package appears to be unchanged. 4080 pkg.mSignatures = ps.signatures.mSignatures; 4081 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4082 synchronized (mPackages) { 4083 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4084 } 4085 return; 4086 } 4087 4088 Slog.w(TAG, "PackageSetting for " + ps.name 4089 + " is missing signatures. Collecting certs again to recover them."); 4090 } else { 4091 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4092 } 4093 4094 try { 4095 pp.collectCertificates(pkg, parseFlags); 4096 pp.collectManifestDigest(pkg); 4097 } catch (PackageParserException e) { 4098 throw PackageManagerException.from(e); 4099 } 4100 } 4101 4102 /* 4103 * Scan a package and return the newly parsed package. 4104 * Returns null in case of errors and the error code is stored in mLastScanError 4105 */ 4106 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4107 long currentTime, UserHandle user) throws PackageManagerException { 4108 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4109 parseFlags |= mDefParseFlags; 4110 PackageParser pp = new PackageParser(); 4111 pp.setSeparateProcesses(mSeparateProcesses); 4112 pp.setOnlyCoreApps(mOnlyCore); 4113 pp.setDisplayMetrics(mMetrics); 4114 4115 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4116 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4117 } 4118 4119 final PackageParser.Package pkg; 4120 try { 4121 pkg = pp.parsePackage(scanFile, parseFlags); 4122 } catch (PackageParserException e) { 4123 throw PackageManagerException.from(e); 4124 } 4125 4126 PackageSetting ps = null; 4127 PackageSetting updatedPkg; 4128 // reader 4129 synchronized (mPackages) { 4130 // Look to see if we already know about this package. 4131 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4132 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4133 // This package has been renamed to its original name. Let's 4134 // use that. 4135 ps = mSettings.peekPackageLPr(oldName); 4136 } 4137 // If there was no original package, see one for the real package name. 4138 if (ps == null) { 4139 ps = mSettings.peekPackageLPr(pkg.packageName); 4140 } 4141 // Check to see if this package could be hiding/updating a system 4142 // package. Must look for it either under the original or real 4143 // package name depending on our state. 4144 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4145 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4146 } 4147 boolean updatedPkgBetter = false; 4148 // First check if this is a system package that may involve an update 4149 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4150 if (ps != null && !ps.codePath.equals(scanFile)) { 4151 // The path has changed from what was last scanned... check the 4152 // version of the new path against what we have stored to determine 4153 // what to do. 4154 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4155 if (pkg.mVersionCode < ps.versionCode) { 4156 // The system package has been updated and the code path does not match 4157 // Ignore entry. Skip it. 4158 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4159 + " ignored: updated version " + ps.versionCode 4160 + " better than this " + pkg.mVersionCode); 4161 if (!updatedPkg.codePath.equals(scanFile)) { 4162 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4163 + ps.name + " changing from " + updatedPkg.codePathString 4164 + " to " + scanFile); 4165 updatedPkg.codePath = scanFile; 4166 updatedPkg.codePathString = scanFile.toString(); 4167 // This is the point at which we know that the system-disk APK 4168 // for this package has moved during a reboot (e.g. due to an OTA), 4169 // so we need to reevaluate it for privilege policy. 4170 if (locationIsPrivileged(scanFile)) { 4171 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4172 } 4173 } 4174 updatedPkg.pkg = pkg; 4175 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4176 } else { 4177 // The current app on the system partition is better than 4178 // what we have updated to on the data partition; switch 4179 // back to the system partition version. 4180 // At this point, its safely assumed that package installation for 4181 // apps in system partition will go through. If not there won't be a working 4182 // version of the app 4183 // writer 4184 synchronized (mPackages) { 4185 // Just remove the loaded entries from package lists. 4186 mPackages.remove(ps.name); 4187 } 4188 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4189 + "reverting from " + ps.codePathString 4190 + ": new version " + pkg.mVersionCode 4191 + " better than installed " + ps.versionCode); 4192 4193 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4194 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4195 getAppDexInstructionSets(ps)); 4196 synchronized (mInstallLock) { 4197 args.cleanUpResourcesLI(); 4198 } 4199 synchronized (mPackages) { 4200 mSettings.enableSystemPackageLPw(ps.name); 4201 } 4202 updatedPkgBetter = true; 4203 } 4204 } 4205 } 4206 4207 if (updatedPkg != null) { 4208 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4209 // initially 4210 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4211 4212 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4213 // flag set initially 4214 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4215 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4216 } 4217 } 4218 4219 // Verify certificates against what was last scanned 4220 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4221 4222 /* 4223 * A new system app appeared, but we already had a non-system one of the 4224 * same name installed earlier. 4225 */ 4226 boolean shouldHideSystemApp = false; 4227 if (updatedPkg == null && ps != null 4228 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4229 /* 4230 * Check to make sure the signatures match first. If they don't, 4231 * wipe the installed application and its data. 4232 */ 4233 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4234 != PackageManager.SIGNATURE_MATCH) { 4235 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4236 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4237 ps = null; 4238 } else { 4239 /* 4240 * If the newly-added system app is an older version than the 4241 * already installed version, hide it. It will be scanned later 4242 * and re-added like an update. 4243 */ 4244 if (pkg.mVersionCode < ps.versionCode) { 4245 shouldHideSystemApp = true; 4246 } else { 4247 /* 4248 * The newly found system app is a newer version that the 4249 * one previously installed. Simply remove the 4250 * already-installed application and replace it with our own 4251 * while keeping the application data. 4252 */ 4253 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4254 + ps.codePathString + ": new version " + pkg.mVersionCode 4255 + " better than installed " + ps.versionCode); 4256 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4257 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4258 getAppDexInstructionSets(ps)); 4259 synchronized (mInstallLock) { 4260 args.cleanUpResourcesLI(); 4261 } 4262 } 4263 } 4264 } 4265 4266 // The apk is forward locked (not public) if its code and resources 4267 // are kept in different files. (except for app in either system or 4268 // vendor path). 4269 // TODO grab this value from PackageSettings 4270 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4271 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4272 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4273 } 4274 } 4275 4276 // TODO: extend to support forward-locked splits 4277 String resourcePath = null; 4278 String baseResourcePath = null; 4279 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4280 if (ps != null && ps.resourcePathString != null) { 4281 resourcePath = ps.resourcePathString; 4282 baseResourcePath = ps.resourcePathString; 4283 } else { 4284 // Should not happen at all. Just log an error. 4285 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4286 } 4287 } else { 4288 resourcePath = pkg.codePath; 4289 baseResourcePath = pkg.baseCodePath; 4290 } 4291 4292 // Set application objects path explicitly. 4293 pkg.applicationInfo.setCodePath(pkg.codePath); 4294 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4295 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4296 pkg.applicationInfo.setResourcePath(resourcePath); 4297 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4298 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4299 4300 // Note that we invoke the following method only if we are about to unpack an application 4301 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4302 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4303 4304 /* 4305 * If the system app should be overridden by a previously installed 4306 * data, hide the system app now and let the /data/app scan pick it up 4307 * again. 4308 */ 4309 if (shouldHideSystemApp) { 4310 synchronized (mPackages) { 4311 /* 4312 * We have to grant systems permissions before we hide, because 4313 * grantPermissions will assume the package update is trying to 4314 * expand its permissions. 4315 */ 4316 grantPermissionsLPw(pkg, true, pkg.packageName); 4317 mSettings.disableSystemPackageLPw(pkg.packageName); 4318 } 4319 } 4320 4321 return scannedPkg; 4322 } 4323 4324 private static String fixProcessName(String defProcessName, 4325 String processName, int uid) { 4326 if (processName == null) { 4327 return defProcessName; 4328 } 4329 return processName; 4330 } 4331 4332 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4333 throws PackageManagerException { 4334 if (pkgSetting.signatures.mSignatures != null) { 4335 // Already existing package. Make sure signatures match 4336 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4337 == PackageManager.SIGNATURE_MATCH; 4338 if (!match) { 4339 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4340 == PackageManager.SIGNATURE_MATCH; 4341 } 4342 if (!match) { 4343 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4344 + pkg.packageName + " signatures do not match the " 4345 + "previously installed version; ignoring!"); 4346 } 4347 } 4348 4349 // Check for shared user signatures 4350 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4351 // Already existing package. Make sure signatures match 4352 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4353 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4354 if (!match) { 4355 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4356 == PackageManager.SIGNATURE_MATCH; 4357 } 4358 if (!match) { 4359 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4360 "Package " + pkg.packageName 4361 + " has no signatures that match those in shared user " 4362 + pkgSetting.sharedUser.name + "; ignoring!"); 4363 } 4364 } 4365 } 4366 4367 /** 4368 * Enforces that only the system UID or root's UID can call a method exposed 4369 * via Binder. 4370 * 4371 * @param message used as message if SecurityException is thrown 4372 * @throws SecurityException if the caller is not system or root 4373 */ 4374 private static final void enforceSystemOrRoot(String message) { 4375 final int uid = Binder.getCallingUid(); 4376 if (uid != Process.SYSTEM_UID && uid != 0) { 4377 throw new SecurityException(message); 4378 } 4379 } 4380 4381 @Override 4382 public void performBootDexOpt() { 4383 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4384 4385 final HashSet<PackageParser.Package> pkgs; 4386 synchronized (mPackages) { 4387 pkgs = mDeferredDexOpt; 4388 mDeferredDexOpt = null; 4389 } 4390 4391 if (pkgs != null) { 4392 // Filter out packages that aren't recently used. 4393 // 4394 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 4395 // should do a full dexopt. 4396 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4397 // TODO: add a property to control this? 4398 long dexOptLRUThresholdInMinutes; 4399 if (mLazyDexOpt) { 4400 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4401 } else { 4402 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4403 } 4404 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4405 4406 int total = pkgs.size(); 4407 int skipped = 0; 4408 long now = System.currentTimeMillis(); 4409 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4410 PackageParser.Package pkg = i.next(); 4411 long then = pkg.mLastPackageUsageTimeInMills; 4412 if (then + dexOptLRUThresholdInMills < now) { 4413 if (DEBUG_DEXOPT) { 4414 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4415 ((then == 0) ? "never" : new Date(then))); 4416 } 4417 i.remove(); 4418 skipped++; 4419 } 4420 } 4421 if (DEBUG_DEXOPT) { 4422 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4423 } 4424 } 4425 4426 int i = 0; 4427 for (PackageParser.Package pkg : pkgs) { 4428 i++; 4429 if (DEBUG_DEXOPT) { 4430 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4431 + ": " + pkg.packageName); 4432 } 4433 if (!isFirstBoot()) { 4434 try { 4435 ActivityManagerNative.getDefault().showBootMessage( 4436 mContext.getResources().getString( 4437 R.string.android_upgrading_apk, 4438 i, pkgs.size()), true); 4439 } catch (RemoteException e) { 4440 } 4441 } 4442 PackageParser.Package p = pkg; 4443 synchronized (mInstallLock) { 4444 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4445 true /* include dependencies */); 4446 } 4447 } 4448 } 4449 } 4450 4451 @Override 4452 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4453 return performDexOpt(packageName, instructionSet, false); 4454 } 4455 4456 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4457 if (info.primaryCpuAbi == null) { 4458 return getPreferredInstructionSet(); 4459 } 4460 4461 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4462 } 4463 4464 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 4465 boolean dexopt = mLazyDexOpt || backgroundDexopt; 4466 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 4467 if (!dexopt && !updateUsage) { 4468 // We aren't going to dexopt or update usage, so bail early. 4469 return false; 4470 } 4471 PackageParser.Package p; 4472 final String targetInstructionSet; 4473 synchronized (mPackages) { 4474 p = mPackages.get(packageName); 4475 if (p == null) { 4476 return false; 4477 } 4478 if (updateUsage) { 4479 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4480 } 4481 mPackageUsage.write(false); 4482 if (!dexopt) { 4483 // We aren't going to dexopt, so bail early. 4484 return false; 4485 } 4486 4487 targetInstructionSet = instructionSet != null ? instructionSet : 4488 getPrimaryInstructionSet(p.applicationInfo); 4489 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4490 return false; 4491 } 4492 } 4493 4494 synchronized (mInstallLock) { 4495 final String[] instructionSets = new String[] { targetInstructionSet }; 4496 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4497 true /* include dependencies */) == DEX_OPT_PERFORMED; 4498 } 4499 } 4500 4501 public HashSet<String> getPackagesThatNeedDexOpt() { 4502 HashSet<String> pkgs = null; 4503 synchronized (mPackages) { 4504 for (PackageParser.Package p : mPackages.values()) { 4505 if (DEBUG_DEXOPT) { 4506 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4507 } 4508 if (!p.mDexOptPerformed.isEmpty()) { 4509 continue; 4510 } 4511 if (pkgs == null) { 4512 pkgs = new HashSet<String>(); 4513 } 4514 pkgs.add(p.packageName); 4515 } 4516 } 4517 return pkgs; 4518 } 4519 4520 public void shutdown() { 4521 mPackageUsage.write(true); 4522 } 4523 4524 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4525 boolean forceDex, boolean defer, HashSet<String> done) { 4526 for (int i=0; i<libs.size(); i++) { 4527 PackageParser.Package libPkg; 4528 String libName; 4529 synchronized (mPackages) { 4530 libName = libs.get(i); 4531 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4532 if (lib != null && lib.apk != null) { 4533 libPkg = mPackages.get(lib.apk); 4534 } else { 4535 libPkg = null; 4536 } 4537 } 4538 if (libPkg != null && !done.contains(libName)) { 4539 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4540 } 4541 } 4542 } 4543 4544 static final int DEX_OPT_SKIPPED = 0; 4545 static final int DEX_OPT_PERFORMED = 1; 4546 static final int DEX_OPT_DEFERRED = 2; 4547 static final int DEX_OPT_FAILED = -1; 4548 4549 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4550 boolean forceDex, boolean defer, HashSet<String> done) { 4551 final String[] instructionSets = targetInstructionSets != null ? 4552 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4553 4554 if (done != null) { 4555 done.add(pkg.packageName); 4556 if (pkg.usesLibraries != null) { 4557 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4558 } 4559 if (pkg.usesOptionalLibraries != null) { 4560 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4561 } 4562 } 4563 4564 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4565 return DEX_OPT_SKIPPED; 4566 } 4567 4568 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4569 4570 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4571 boolean performedDexOpt = false; 4572 // There are three basic cases here: 4573 // 1.) we need to dexopt, either because we are forced or it is needed 4574 // 2.) we are defering a needed dexopt 4575 // 3.) we are skipping an unneeded dexopt 4576 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4577 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4578 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4579 continue; 4580 } 4581 4582 for (String path : paths) { 4583 try { 4584 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4585 // patckage or the one we find does not match the image checksum (i.e. it was 4586 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4587 // odex file and it matches the checksum of the image but not its base address, 4588 // meaning we need to move it. 4589 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4590 pkg.packageName, dexCodeInstructionSet, defer); 4591 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4592 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4593 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4594 + " vmSafeMode=" + vmSafeMode); 4595 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4596 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4597 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4598 4599 if (ret < 0) { 4600 // Don't bother running dexopt again if we failed, it will probably 4601 // just result in an error again. Also, don't bother dexopting for other 4602 // paths & ISAs. 4603 return DEX_OPT_FAILED; 4604 } 4605 4606 performedDexOpt = true; 4607 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4608 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4609 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4610 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4611 pkg.packageName, dexCodeInstructionSet); 4612 4613 if (ret < 0) { 4614 // Don't bother running patchoat again if we failed, it will probably 4615 // just result in an error again. Also, don't bother dexopting for other 4616 // paths & ISAs. 4617 return DEX_OPT_FAILED; 4618 } 4619 4620 performedDexOpt = true; 4621 } 4622 4623 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4624 // paths and instruction sets. We'll deal with them all together when we process 4625 // our list of deferred dexopts. 4626 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4627 if (mDeferredDexOpt == null) { 4628 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4629 } 4630 mDeferredDexOpt.add(pkg); 4631 return DEX_OPT_DEFERRED; 4632 } 4633 } catch (FileNotFoundException e) { 4634 Slog.w(TAG, "Apk not found for dexopt: " + path); 4635 return DEX_OPT_FAILED; 4636 } catch (IOException e) { 4637 Slog.w(TAG, "IOException reading apk: " + path, e); 4638 return DEX_OPT_FAILED; 4639 } catch (StaleDexCacheError e) { 4640 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4641 return DEX_OPT_FAILED; 4642 } catch (Exception e) { 4643 Slog.w(TAG, "Exception when doing dexopt : ", e); 4644 return DEX_OPT_FAILED; 4645 } 4646 } 4647 4648 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4649 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4650 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4651 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4652 // it. 4653 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4654 } 4655 4656 // If we've gotten here, we're sure that no error occurred and that we haven't 4657 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4658 // we've skipped all of them because they are up to date. In both cases this 4659 // package doesn't need dexopt any longer. 4660 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4661 } 4662 4663 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4664 if (info.primaryCpuAbi != null) { 4665 if (info.secondaryCpuAbi != null) { 4666 return new String[] { 4667 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4668 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4669 } else { 4670 return new String[] { 4671 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4672 } 4673 } 4674 4675 return new String[] { getPreferredInstructionSet() }; 4676 } 4677 4678 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4679 if (ps.primaryCpuAbiString != null) { 4680 if (ps.secondaryCpuAbiString != null) { 4681 return new String[] { 4682 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4683 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4684 } else { 4685 return new String[] { 4686 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4687 } 4688 } 4689 4690 return new String[] { getPreferredInstructionSet() }; 4691 } 4692 4693 private static String getPreferredInstructionSet() { 4694 if (sPreferredInstructionSet == null) { 4695 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4696 } 4697 4698 return sPreferredInstructionSet; 4699 } 4700 4701 private static List<String> getAllInstructionSets() { 4702 final String[] allAbis = Build.SUPPORTED_ABIS; 4703 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4704 4705 for (String abi : allAbis) { 4706 final String instructionSet = VMRuntime.getInstructionSet(abi); 4707 if (!allInstructionSets.contains(instructionSet)) { 4708 allInstructionSets.add(instructionSet); 4709 } 4710 } 4711 4712 return allInstructionSets; 4713 } 4714 4715 /** 4716 * Returns the instruction set that should be used to compile dex code. In the presence of 4717 * a native bridge this might be different than the one shared libraries use. 4718 */ 4719 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4720 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4721 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4722 } 4723 4724 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4725 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4726 for (String instructionSet : instructionSets) { 4727 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4728 } 4729 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4730 } 4731 4732 @Override 4733 public void forceDexOpt(String packageName) { 4734 enforceSystemOrRoot("forceDexOpt"); 4735 4736 PackageParser.Package pkg; 4737 synchronized (mPackages) { 4738 pkg = mPackages.get(packageName); 4739 if (pkg == null) { 4740 throw new IllegalArgumentException("Missing package: " + packageName); 4741 } 4742 } 4743 4744 synchronized (mInstallLock) { 4745 final String[] instructionSets = new String[] { 4746 getPrimaryInstructionSet(pkg.applicationInfo) }; 4747 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4748 if (res != DEX_OPT_PERFORMED) { 4749 throw new IllegalStateException("Failed to dexopt: " + res); 4750 } 4751 } 4752 } 4753 4754 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4755 boolean forceDex, boolean defer, boolean inclDependencies) { 4756 HashSet<String> done; 4757 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4758 done = new HashSet<String>(); 4759 done.add(pkg.packageName); 4760 } else { 4761 done = null; 4762 } 4763 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4764 } 4765 4766 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4767 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4768 Slog.w(TAG, "Unable to update from " + oldPkg.name 4769 + " to " + newPkg.packageName 4770 + ": old package not in system partition"); 4771 return false; 4772 } else if (mPackages.get(oldPkg.name) != null) { 4773 Slog.w(TAG, "Unable to update from " + oldPkg.name 4774 + " to " + newPkg.packageName 4775 + ": old package still exists"); 4776 return false; 4777 } 4778 return true; 4779 } 4780 4781 File getDataPathForUser(int userId) { 4782 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4783 } 4784 4785 private File getDataPathForPackage(String packageName, int userId) { 4786 /* 4787 * Until we fully support multiple users, return the directory we 4788 * previously would have. The PackageManagerTests will need to be 4789 * revised when this is changed back.. 4790 */ 4791 if (userId == 0) { 4792 return new File(mAppDataDir, packageName); 4793 } else { 4794 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4795 + File.separator + packageName); 4796 } 4797 } 4798 4799 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4800 int[] users = sUserManager.getUserIds(); 4801 int res = mInstaller.install(packageName, uid, uid, seinfo); 4802 if (res < 0) { 4803 return res; 4804 } 4805 for (int user : users) { 4806 if (user != 0) { 4807 res = mInstaller.createUserData(packageName, 4808 UserHandle.getUid(user, uid), user, seinfo); 4809 if (res < 0) { 4810 return res; 4811 } 4812 } 4813 } 4814 return res; 4815 } 4816 4817 private int removeDataDirsLI(String packageName) { 4818 int[] users = sUserManager.getUserIds(); 4819 int res = 0; 4820 for (int user : users) { 4821 int resInner = mInstaller.remove(packageName, user); 4822 if (resInner < 0) { 4823 res = resInner; 4824 } 4825 } 4826 4827 return res; 4828 } 4829 4830 private int deleteCodeCacheDirsLI(String packageName) { 4831 int[] users = sUserManager.getUserIds(); 4832 int res = 0; 4833 for (int user : users) { 4834 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4835 if (resInner < 0) { 4836 res = resInner; 4837 } 4838 } 4839 return res; 4840 } 4841 4842 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4843 PackageParser.Package changingLib) { 4844 if (file.path != null) { 4845 usesLibraryFiles.add(file.path); 4846 return; 4847 } 4848 PackageParser.Package p = mPackages.get(file.apk); 4849 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4850 // If we are doing this while in the middle of updating a library apk, 4851 // then we need to make sure to use that new apk for determining the 4852 // dependencies here. (We haven't yet finished committing the new apk 4853 // to the package manager state.) 4854 if (p == null || p.packageName.equals(changingLib.packageName)) { 4855 p = changingLib; 4856 } 4857 } 4858 if (p != null) { 4859 usesLibraryFiles.addAll(p.getAllCodePaths()); 4860 } 4861 } 4862 4863 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4864 PackageParser.Package changingLib) throws PackageManagerException { 4865 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4866 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4867 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4868 for (int i=0; i<N; i++) { 4869 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4870 if (file == null) { 4871 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4872 "Package " + pkg.packageName + " requires unavailable shared library " 4873 + pkg.usesLibraries.get(i) + "; failing!"); 4874 } 4875 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4876 } 4877 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4878 for (int i=0; i<N; i++) { 4879 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4880 if (file == null) { 4881 Slog.w(TAG, "Package " + pkg.packageName 4882 + " desires unavailable shared library " 4883 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4884 } else { 4885 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4886 } 4887 } 4888 N = usesLibraryFiles.size(); 4889 if (N > 0) { 4890 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4891 } else { 4892 pkg.usesLibraryFiles = null; 4893 } 4894 } 4895 } 4896 4897 private static boolean hasString(List<String> list, List<String> which) { 4898 if (list == null) { 4899 return false; 4900 } 4901 for (int i=list.size()-1; i>=0; i--) { 4902 for (int j=which.size()-1; j>=0; j--) { 4903 if (which.get(j).equals(list.get(i))) { 4904 return true; 4905 } 4906 } 4907 } 4908 return false; 4909 } 4910 4911 private void updateAllSharedLibrariesLPw() { 4912 for (PackageParser.Package pkg : mPackages.values()) { 4913 try { 4914 updateSharedLibrariesLPw(pkg, null); 4915 } catch (PackageManagerException e) { 4916 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4917 } 4918 } 4919 } 4920 4921 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4922 PackageParser.Package changingPkg) { 4923 ArrayList<PackageParser.Package> res = null; 4924 for (PackageParser.Package pkg : mPackages.values()) { 4925 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4926 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4927 if (res == null) { 4928 res = new ArrayList<PackageParser.Package>(); 4929 } 4930 res.add(pkg); 4931 try { 4932 updateSharedLibrariesLPw(pkg, changingPkg); 4933 } catch (PackageManagerException e) { 4934 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4935 } 4936 } 4937 } 4938 return res; 4939 } 4940 4941 /** 4942 * Derive the value of the {@code cpuAbiOverride} based on the provided 4943 * value and an optional stored value from the package settings. 4944 */ 4945 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 4946 String cpuAbiOverride = null; 4947 4948 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 4949 cpuAbiOverride = null; 4950 } else if (abiOverride != null) { 4951 cpuAbiOverride = abiOverride; 4952 } else if (settings != null) { 4953 cpuAbiOverride = settings.cpuAbiOverrideString; 4954 } 4955 4956 return cpuAbiOverride; 4957 } 4958 4959 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 4960 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 4961 boolean success = false; 4962 try { 4963 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 4964 currentTime, user); 4965 success = true; 4966 return res; 4967 } finally { 4968 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4969 removeDataDirsLI(pkg.packageName); 4970 } 4971 } 4972 } 4973 4974 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 4975 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 4976 final File scanFile = new File(pkg.codePath); 4977 if (pkg.applicationInfo.getCodePath() == null || 4978 pkg.applicationInfo.getResourcePath() == null) { 4979 // Bail out. The resource and code paths haven't been set. 4980 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 4981 "Code and resource paths haven't been set correctly"); 4982 } 4983 4984 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4985 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4986 } 4987 4988 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4989 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4990 } 4991 4992 if (mCustomResolverComponentName != null && 4993 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4994 setUpCustomResolverActivity(pkg); 4995 } 4996 4997 if (pkg.packageName.equals("android")) { 4998 synchronized (mPackages) { 4999 if (mAndroidApplication != null) { 5000 Slog.w(TAG, "*************************************************"); 5001 Slog.w(TAG, "Core android package being redefined. Skipping."); 5002 Slog.w(TAG, " file=" + scanFile); 5003 Slog.w(TAG, "*************************************************"); 5004 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5005 "Core android package being redefined. Skipping."); 5006 } 5007 5008 // Set up information for our fall-back user intent resolution activity. 5009 mPlatformPackage = pkg; 5010 pkg.mVersionCode = mSdkVersion; 5011 mAndroidApplication = pkg.applicationInfo; 5012 5013 if (!mResolverReplaced) { 5014 mResolveActivity.applicationInfo = mAndroidApplication; 5015 mResolveActivity.name = ResolverActivity.class.getName(); 5016 mResolveActivity.packageName = mAndroidApplication.packageName; 5017 mResolveActivity.processName = "system:ui"; 5018 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5019 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5020 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5021 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5022 mResolveActivity.exported = true; 5023 mResolveActivity.enabled = true; 5024 mResolveInfo.activityInfo = mResolveActivity; 5025 mResolveInfo.priority = 0; 5026 mResolveInfo.preferredOrder = 0; 5027 mResolveInfo.match = 0; 5028 mResolveComponentName = new ComponentName( 5029 mAndroidApplication.packageName, mResolveActivity.name); 5030 } 5031 } 5032 } 5033 5034 if (DEBUG_PACKAGE_SCANNING) { 5035 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5036 Log.d(TAG, "Scanning package " + pkg.packageName); 5037 } 5038 5039 if (mPackages.containsKey(pkg.packageName) 5040 || mSharedLibraries.containsKey(pkg.packageName)) { 5041 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5042 "Application package " + pkg.packageName 5043 + " already installed. Skipping duplicate."); 5044 } 5045 5046 // Initialize package source and resource directories 5047 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5048 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5049 5050 SharedUserSetting suid = null; 5051 PackageSetting pkgSetting = null; 5052 5053 if (!isSystemApp(pkg)) { 5054 // Only system apps can use these features. 5055 pkg.mOriginalPackages = null; 5056 pkg.mRealPackage = null; 5057 pkg.mAdoptPermissions = null; 5058 } 5059 5060 // writer 5061 synchronized (mPackages) { 5062 if (pkg.mSharedUserId != null) { 5063 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5064 if (suid == null) { 5065 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5066 "Creating application package " + pkg.packageName 5067 + " for shared user failed"); 5068 } 5069 if (DEBUG_PACKAGE_SCANNING) { 5070 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5071 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5072 + "): packages=" + suid.packages); 5073 } 5074 } 5075 5076 // Check if we are renaming from an original package name. 5077 PackageSetting origPackage = null; 5078 String realName = null; 5079 if (pkg.mOriginalPackages != null) { 5080 // This package may need to be renamed to a previously 5081 // installed name. Let's check on that... 5082 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5083 if (pkg.mOriginalPackages.contains(renamed)) { 5084 // This package had originally been installed as the 5085 // original name, and we have already taken care of 5086 // transitioning to the new one. Just update the new 5087 // one to continue using the old name. 5088 realName = pkg.mRealPackage; 5089 if (!pkg.packageName.equals(renamed)) { 5090 // Callers into this function may have already taken 5091 // care of renaming the package; only do it here if 5092 // it is not already done. 5093 pkg.setPackageName(renamed); 5094 } 5095 5096 } else { 5097 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5098 if ((origPackage = mSettings.peekPackageLPr( 5099 pkg.mOriginalPackages.get(i))) != null) { 5100 // We do have the package already installed under its 5101 // original name... should we use it? 5102 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5103 // New package is not compatible with original. 5104 origPackage = null; 5105 continue; 5106 } else if (origPackage.sharedUser != null) { 5107 // Make sure uid is compatible between packages. 5108 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5109 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5110 + " to " + pkg.packageName + ": old uid " 5111 + origPackage.sharedUser.name 5112 + " differs from " + pkg.mSharedUserId); 5113 origPackage = null; 5114 continue; 5115 } 5116 } else { 5117 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5118 + pkg.packageName + " to old name " + origPackage.name); 5119 } 5120 break; 5121 } 5122 } 5123 } 5124 } 5125 5126 if (mTransferedPackages.contains(pkg.packageName)) { 5127 Slog.w(TAG, "Package " + pkg.packageName 5128 + " was transferred to another, but its .apk remains"); 5129 } 5130 5131 // Just create the setting, don't add it yet. For already existing packages 5132 // the PkgSetting exists already and doesn't have to be created. 5133 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5134 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5135 pkg.applicationInfo.primaryCpuAbi, 5136 pkg.applicationInfo.secondaryCpuAbi, 5137 pkg.applicationInfo.flags, user, false); 5138 if (pkgSetting == null) { 5139 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5140 "Creating application package " + pkg.packageName + " failed"); 5141 } 5142 5143 if (pkgSetting.origPackage != null) { 5144 // If we are first transitioning from an original package, 5145 // fix up the new package's name now. We need to do this after 5146 // looking up the package under its new name, so getPackageLP 5147 // can take care of fiddling things correctly. 5148 pkg.setPackageName(origPackage.name); 5149 5150 // File a report about this. 5151 String msg = "New package " + pkgSetting.realName 5152 + " renamed to replace old package " + pkgSetting.name; 5153 reportSettingsProblem(Log.WARN, msg); 5154 5155 // Make a note of it. 5156 mTransferedPackages.add(origPackage.name); 5157 5158 // No longer need to retain this. 5159 pkgSetting.origPackage = null; 5160 } 5161 5162 if (realName != null) { 5163 // Make a note of it. 5164 mTransferedPackages.add(pkg.packageName); 5165 } 5166 5167 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5168 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5169 } 5170 5171 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5172 // Check all shared libraries and map to their actual file path. 5173 // We only do this here for apps not on a system dir, because those 5174 // are the only ones that can fail an install due to this. We 5175 // will take care of the system apps by updating all of their 5176 // library paths after the scan is done. 5177 updateSharedLibrariesLPw(pkg, null); 5178 } 5179 5180 if (mFoundPolicyFile) { 5181 SELinuxMMAC.assignSeinfoValue(pkg); 5182 } 5183 5184 pkg.applicationInfo.uid = pkgSetting.appId; 5185 pkg.mExtras = pkgSetting; 5186 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5187 try { 5188 verifySignaturesLP(pkgSetting, pkg); 5189 } catch (PackageManagerException e) { 5190 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5191 throw e; 5192 } 5193 // The signature has changed, but this package is in the system 5194 // image... let's recover! 5195 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5196 // However... if this package is part of a shared user, but it 5197 // doesn't match the signature of the shared user, let's fail. 5198 // What this means is that you can't change the signatures 5199 // associated with an overall shared user, which doesn't seem all 5200 // that unreasonable. 5201 if (pkgSetting.sharedUser != null) { 5202 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5203 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5204 throw new PackageManagerException( 5205 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5206 "Signature mismatch for shared user : " 5207 + pkgSetting.sharedUser); 5208 } 5209 } 5210 // File a report about this. 5211 String msg = "System package " + pkg.packageName 5212 + " signature changed; retaining data."; 5213 reportSettingsProblem(Log.WARN, msg); 5214 } 5215 } else { 5216 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5217 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5218 + pkg.packageName + " upgrade keys do not match the " 5219 + "previously installed version"); 5220 } else { 5221 // signatures may have changed as result of upgrade 5222 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5223 } 5224 } 5225 // Verify that this new package doesn't have any content providers 5226 // that conflict with existing packages. Only do this if the 5227 // package isn't already installed, since we don't want to break 5228 // things that are installed. 5229 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5230 final int N = pkg.providers.size(); 5231 int i; 5232 for (i=0; i<N; i++) { 5233 PackageParser.Provider p = pkg.providers.get(i); 5234 if (p.info.authority != null) { 5235 String names[] = p.info.authority.split(";"); 5236 for (int j = 0; j < names.length; j++) { 5237 if (mProvidersByAuthority.containsKey(names[j])) { 5238 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5239 final String otherPackageName = 5240 ((other != null && other.getComponentName() != null) ? 5241 other.getComponentName().getPackageName() : "?"); 5242 throw new PackageManagerException( 5243 INSTALL_FAILED_CONFLICTING_PROVIDER, 5244 "Can't install because provider name " + names[j] 5245 + " (in package " + pkg.applicationInfo.packageName 5246 + ") is already used by " + otherPackageName); 5247 } 5248 } 5249 } 5250 } 5251 } 5252 5253 if (pkg.mAdoptPermissions != null) { 5254 // This package wants to adopt ownership of permissions from 5255 // another package. 5256 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5257 final String origName = pkg.mAdoptPermissions.get(i); 5258 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5259 if (orig != null) { 5260 if (verifyPackageUpdateLPr(orig, pkg)) { 5261 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5262 + pkg.packageName); 5263 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5264 } 5265 } 5266 } 5267 } 5268 } 5269 5270 final String pkgName = pkg.packageName; 5271 5272 final long scanFileTime = scanFile.lastModified(); 5273 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5274 pkg.applicationInfo.processName = fixProcessName( 5275 pkg.applicationInfo.packageName, 5276 pkg.applicationInfo.processName, 5277 pkg.applicationInfo.uid); 5278 5279 File dataPath; 5280 if (mPlatformPackage == pkg) { 5281 // The system package is special. 5282 dataPath = new File(Environment.getDataDirectory(), "system"); 5283 5284 pkg.applicationInfo.dataDir = dataPath.getPath(); 5285 5286 } else { 5287 // This is a normal package, need to make its data directory. 5288 dataPath = getDataPathForPackage(pkg.packageName, 0); 5289 5290 boolean uidError = false; 5291 if (dataPath.exists()) { 5292 int currentUid = 0; 5293 try { 5294 StructStat stat = Os.stat(dataPath.getPath()); 5295 currentUid = stat.st_uid; 5296 } catch (ErrnoException e) { 5297 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5298 } 5299 5300 // If we have mismatched owners for the data path, we have a problem. 5301 if (currentUid != pkg.applicationInfo.uid) { 5302 boolean recovered = false; 5303 if (currentUid == 0) { 5304 // The directory somehow became owned by root. Wow. 5305 // This is probably because the system was stopped while 5306 // installd was in the middle of messing with its libs 5307 // directory. Ask installd to fix that. 5308 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5309 pkg.applicationInfo.uid); 5310 if (ret >= 0) { 5311 recovered = true; 5312 String msg = "Package " + pkg.packageName 5313 + " unexpectedly changed to uid 0; recovered to " + 5314 + pkg.applicationInfo.uid; 5315 reportSettingsProblem(Log.WARN, msg); 5316 } 5317 } 5318 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5319 || (scanFlags&SCAN_BOOTING) != 0)) { 5320 // If this is a system app, we can at least delete its 5321 // current data so the application will still work. 5322 int ret = removeDataDirsLI(pkgName); 5323 if (ret >= 0) { 5324 // TODO: Kill the processes first 5325 // Old data gone! 5326 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5327 ? "System package " : "Third party package "; 5328 String msg = prefix + pkg.packageName 5329 + " has changed from uid: " 5330 + currentUid + " to " 5331 + pkg.applicationInfo.uid + "; old data erased"; 5332 reportSettingsProblem(Log.WARN, msg); 5333 recovered = true; 5334 5335 // And now re-install the app. 5336 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5337 pkg.applicationInfo.seinfo); 5338 if (ret == -1) { 5339 // Ack should not happen! 5340 msg = prefix + pkg.packageName 5341 + " could not have data directory re-created after delete."; 5342 reportSettingsProblem(Log.WARN, msg); 5343 throw new PackageManagerException( 5344 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5345 } 5346 } 5347 if (!recovered) { 5348 mHasSystemUidErrors = true; 5349 } 5350 } else if (!recovered) { 5351 // If we allow this install to proceed, we will be broken. 5352 // Abort, abort! 5353 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5354 "scanPackageLI"); 5355 } 5356 if (!recovered) { 5357 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5358 + pkg.applicationInfo.uid + "/fs_" 5359 + currentUid; 5360 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5361 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5362 String msg = "Package " + pkg.packageName 5363 + " has mismatched uid: " 5364 + currentUid + " on disk, " 5365 + pkg.applicationInfo.uid + " in settings"; 5366 // writer 5367 synchronized (mPackages) { 5368 mSettings.mReadMessages.append(msg); 5369 mSettings.mReadMessages.append('\n'); 5370 uidError = true; 5371 if (!pkgSetting.uidError) { 5372 reportSettingsProblem(Log.ERROR, msg); 5373 } 5374 } 5375 } 5376 } 5377 pkg.applicationInfo.dataDir = dataPath.getPath(); 5378 if (mShouldRestoreconData) { 5379 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5380 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5381 pkg.applicationInfo.uid); 5382 } 5383 } else { 5384 if (DEBUG_PACKAGE_SCANNING) { 5385 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5386 Log.v(TAG, "Want this data dir: " + dataPath); 5387 } 5388 //invoke installer to do the actual installation 5389 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5390 pkg.applicationInfo.seinfo); 5391 if (ret < 0) { 5392 // Error from installer 5393 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5394 "Unable to create data dirs [errorCode=" + ret + "]"); 5395 } 5396 5397 if (dataPath.exists()) { 5398 pkg.applicationInfo.dataDir = dataPath.getPath(); 5399 } else { 5400 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5401 pkg.applicationInfo.dataDir = null; 5402 } 5403 } 5404 5405 pkgSetting.uidError = uidError; 5406 } 5407 5408 final String path = scanFile.getPath(); 5409 final String codePath = pkg.applicationInfo.getCodePath(); 5410 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5411 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5412 setBundledAppAbisAndRoots(pkg, pkgSetting); 5413 5414 // If we haven't found any native libraries for the app, check if it has 5415 // renderscript code. We'll need to force the app to 32 bit if it has 5416 // renderscript bitcode. 5417 if (pkg.applicationInfo.primaryCpuAbi == null 5418 && pkg.applicationInfo.secondaryCpuAbi == null 5419 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5420 NativeLibraryHelper.Handle handle = null; 5421 try { 5422 handle = NativeLibraryHelper.Handle.create(scanFile); 5423 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5424 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5425 } 5426 } catch (IOException ioe) { 5427 Slog.w(TAG, "Error scanning system app : " + ioe); 5428 } finally { 5429 IoUtils.closeQuietly(handle); 5430 } 5431 } 5432 5433 setNativeLibraryPaths(pkg); 5434 } else { 5435 // TODO: We can probably be smarter about this stuff. For installed apps, 5436 // we can calculate this information at install time once and for all. For 5437 // system apps, we can probably assume that this information doesn't change 5438 // after the first boot scan. As things stand, we do lots of unnecessary work. 5439 5440 // Give ourselves some initial paths; we'll come back for another 5441 // pass once we've determined ABI below. 5442 setNativeLibraryPaths(pkg); 5443 5444 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5445 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5446 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5447 5448 NativeLibraryHelper.Handle handle = null; 5449 try { 5450 handle = NativeLibraryHelper.Handle.create(scanFile); 5451 // TODO(multiArch): This can be null for apps that didn't go through the 5452 // usual installation process. We can calculate it again, like we 5453 // do during install time. 5454 // 5455 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5456 // unnecessary. 5457 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5458 5459 // Null out the abis so that they can be recalculated. 5460 pkg.applicationInfo.primaryCpuAbi = null; 5461 pkg.applicationInfo.secondaryCpuAbi = null; 5462 if (isMultiArch(pkg.applicationInfo)) { 5463 // Warn if we've set an abiOverride for multi-lib packages.. 5464 // By definition, we need to copy both 32 and 64 bit libraries for 5465 // such packages. 5466 if (pkg.cpuAbiOverride != null 5467 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5468 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5469 } 5470 5471 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5472 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5473 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5474 if (isAsec) { 5475 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5476 } else { 5477 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5478 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5479 useIsaSpecificSubdirs); 5480 } 5481 } 5482 5483 maybeThrowExceptionForMultiArchCopy( 5484 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5485 5486 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5487 if (isAsec) { 5488 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5489 } else { 5490 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5491 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5492 useIsaSpecificSubdirs); 5493 } 5494 } 5495 5496 maybeThrowExceptionForMultiArchCopy( 5497 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5498 5499 if (abi64 >= 0) { 5500 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5501 } 5502 5503 if (abi32 >= 0) { 5504 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5505 if (abi64 >= 0) { 5506 pkg.applicationInfo.secondaryCpuAbi = abi; 5507 } else { 5508 pkg.applicationInfo.primaryCpuAbi = abi; 5509 } 5510 } 5511 } else { 5512 String[] abiList = (cpuAbiOverride != null) ? 5513 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5514 5515 // Enable gross and lame hacks for apps that are built with old 5516 // SDK tools. We must scan their APKs for renderscript bitcode and 5517 // not launch them if it's present. Don't bother checking on devices 5518 // that don't have 64 bit support. 5519 boolean needsRenderScriptOverride = false; 5520 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5521 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5522 abiList = Build.SUPPORTED_32_BIT_ABIS; 5523 needsRenderScriptOverride = true; 5524 } 5525 5526 final int copyRet; 5527 if (isAsec) { 5528 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5529 } else { 5530 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5531 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5532 } 5533 5534 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5535 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5536 "Error unpackaging native libs for app, errorCode=" + copyRet); 5537 } 5538 5539 if (copyRet >= 0) { 5540 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5541 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5542 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5543 } else if (needsRenderScriptOverride) { 5544 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5545 } 5546 } 5547 } catch (IOException ioe) { 5548 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5549 } finally { 5550 IoUtils.closeQuietly(handle); 5551 } 5552 5553 // Now that we've calculated the ABIs and determined if it's an internal app, 5554 // we will go ahead and populate the nativeLibraryPath. 5555 setNativeLibraryPaths(pkg); 5556 5557 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5558 final int[] userIds = sUserManager.getUserIds(); 5559 synchronized (mInstallLock) { 5560 // Create a native library symlink only if we have native libraries 5561 // and if the native libraries are 32 bit libraries. We do not provide 5562 // this symlink for 64 bit libraries. 5563 if (pkg.applicationInfo.primaryCpuAbi != null && 5564 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5565 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5566 for (int userId : userIds) { 5567 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5568 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5569 "Failed linking native library dir (user=" + userId + ")"); 5570 } 5571 } 5572 } 5573 } 5574 } 5575 5576 // This is a special case for the "system" package, where the ABI is 5577 // dictated by the zygote configuration (and init.rc). We should keep track 5578 // of this ABI so that we can deal with "normal" applications that run under 5579 // the same UID correctly. 5580 if (mPlatformPackage == pkg) { 5581 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5582 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5583 } 5584 5585 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5586 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5587 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5588 // Copy the derived override back to the parsed package, so that we can 5589 // update the package settings accordingly. 5590 pkg.cpuAbiOverride = cpuAbiOverride; 5591 5592 if (DEBUG_ABI_SELECTION) { 5593 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5594 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5595 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5596 } 5597 5598 // Push the derived path down into PackageSettings so we know what to 5599 // clean up at uninstall time. 5600 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5601 5602 if (DEBUG_ABI_SELECTION) { 5603 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5604 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5605 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5606 } 5607 5608 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5609 // We don't do this here during boot because we can do it all 5610 // at once after scanning all existing packages. 5611 // 5612 // We also do this *before* we perform dexopt on this package, so that 5613 // we can avoid redundant dexopts, and also to make sure we've got the 5614 // code and package path correct. 5615 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5616 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5617 } 5618 5619 if ((scanFlags & SCAN_NO_DEX) == 0) { 5620 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, 5621 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5622 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5623 } 5624 } 5625 5626 if (mFactoryTest && pkg.requestedPermissions.contains( 5627 android.Manifest.permission.FACTORY_TEST)) { 5628 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5629 } 5630 5631 ArrayList<PackageParser.Package> clientLibPkgs = null; 5632 5633 // writer 5634 synchronized (mPackages) { 5635 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5636 // Only system apps can add new shared libraries. 5637 if (pkg.libraryNames != null) { 5638 for (int i=0; i<pkg.libraryNames.size(); i++) { 5639 String name = pkg.libraryNames.get(i); 5640 boolean allowed = false; 5641 if (isUpdatedSystemApp(pkg)) { 5642 // New library entries can only be added through the 5643 // system image. This is important to get rid of a lot 5644 // of nasty edge cases: for example if we allowed a non- 5645 // system update of the app to add a library, then uninstalling 5646 // the update would make the library go away, and assumptions 5647 // we made such as through app install filtering would now 5648 // have allowed apps on the device which aren't compatible 5649 // with it. Better to just have the restriction here, be 5650 // conservative, and create many fewer cases that can negatively 5651 // impact the user experience. 5652 final PackageSetting sysPs = mSettings 5653 .getDisabledSystemPkgLPr(pkg.packageName); 5654 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5655 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5656 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5657 allowed = true; 5658 allowed = true; 5659 break; 5660 } 5661 } 5662 } 5663 } else { 5664 allowed = true; 5665 } 5666 if (allowed) { 5667 if (!mSharedLibraries.containsKey(name)) { 5668 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5669 } else if (!name.equals(pkg.packageName)) { 5670 Slog.w(TAG, "Package " + pkg.packageName + " library " 5671 + name + " already exists; skipping"); 5672 } 5673 } else { 5674 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5675 + name + " that is not declared on system image; skipping"); 5676 } 5677 } 5678 if ((scanFlags&SCAN_BOOTING) == 0) { 5679 // If we are not booting, we need to update any applications 5680 // that are clients of our shared library. If we are booting, 5681 // this will all be done once the scan is complete. 5682 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5683 } 5684 } 5685 } 5686 } 5687 5688 // We also need to dexopt any apps that are dependent on this library. Note that 5689 // if these fail, we should abort the install since installing the library will 5690 // result in some apps being broken. 5691 if (clientLibPkgs != null) { 5692 if ((scanFlags & SCAN_NO_DEX) == 0) { 5693 for (int i = 0; i < clientLibPkgs.size(); i++) { 5694 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5695 if (performDexOptLI(clientPkg, null /* instruction sets */, forceDex, 5696 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5697 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5698 "scanPackageLI failed to dexopt clientLibPkgs"); 5699 } 5700 } 5701 } 5702 } 5703 5704 // Request the ActivityManager to kill the process(only for existing packages) 5705 // so that we do not end up in a confused state while the user is still using the older 5706 // version of the application while the new one gets installed. 5707 if ((scanFlags & SCAN_REPLACING) != 0) { 5708 killApplication(pkg.applicationInfo.packageName, 5709 pkg.applicationInfo.uid, "update pkg"); 5710 } 5711 5712 // Also need to kill any apps that are dependent on the library. 5713 if (clientLibPkgs != null) { 5714 for (int i=0; i<clientLibPkgs.size(); i++) { 5715 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5716 killApplication(clientPkg.applicationInfo.packageName, 5717 clientPkg.applicationInfo.uid, "update lib"); 5718 } 5719 } 5720 5721 // writer 5722 synchronized (mPackages) { 5723 // We don't expect installation to fail beyond this point 5724 5725 // Add the new setting to mSettings 5726 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5727 // Add the new setting to mPackages 5728 mPackages.put(pkg.applicationInfo.packageName, pkg); 5729 // Make sure we don't accidentally delete its data. 5730 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5731 while (iter.hasNext()) { 5732 PackageCleanItem item = iter.next(); 5733 if (pkgName.equals(item.packageName)) { 5734 iter.remove(); 5735 } 5736 } 5737 5738 // Take care of first install / last update times. 5739 if (currentTime != 0) { 5740 if (pkgSetting.firstInstallTime == 0) { 5741 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5742 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5743 pkgSetting.lastUpdateTime = currentTime; 5744 } 5745 } else if (pkgSetting.firstInstallTime == 0) { 5746 // We need *something*. Take time time stamp of the file. 5747 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5748 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5749 if (scanFileTime != pkgSetting.timeStamp) { 5750 // A package on the system image has changed; consider this 5751 // to be an update. 5752 pkgSetting.lastUpdateTime = scanFileTime; 5753 } 5754 } 5755 5756 // Add the package's KeySets to the global KeySetManagerService 5757 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5758 try { 5759 // Old KeySetData no longer valid. 5760 ksms.removeAppKeySetDataLPw(pkg.packageName); 5761 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5762 if (pkg.mKeySetMapping != null) { 5763 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5764 pkg.mKeySetMapping.entrySet()) { 5765 if (entry.getValue() != null) { 5766 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5767 entry.getValue(), entry.getKey()); 5768 } 5769 } 5770 if (pkg.mUpgradeKeySets != null) { 5771 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5772 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5773 } 5774 } 5775 } 5776 } catch (NullPointerException e) { 5777 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5778 } catch (IllegalArgumentException e) { 5779 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5780 } 5781 5782 int N = pkg.providers.size(); 5783 StringBuilder r = null; 5784 int i; 5785 for (i=0; i<N; i++) { 5786 PackageParser.Provider p = pkg.providers.get(i); 5787 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5788 p.info.processName, pkg.applicationInfo.uid); 5789 mProviders.addProvider(p); 5790 p.syncable = p.info.isSyncable; 5791 if (p.info.authority != null) { 5792 String names[] = p.info.authority.split(";"); 5793 p.info.authority = null; 5794 for (int j = 0; j < names.length; j++) { 5795 if (j == 1 && p.syncable) { 5796 // We only want the first authority for a provider to possibly be 5797 // syncable, so if we already added this provider using a different 5798 // authority clear the syncable flag. We copy the provider before 5799 // changing it because the mProviders object contains a reference 5800 // to a provider that we don't want to change. 5801 // Only do this for the second authority since the resulting provider 5802 // object can be the same for all future authorities for this provider. 5803 p = new PackageParser.Provider(p); 5804 p.syncable = false; 5805 } 5806 if (!mProvidersByAuthority.containsKey(names[j])) { 5807 mProvidersByAuthority.put(names[j], p); 5808 if (p.info.authority == null) { 5809 p.info.authority = names[j]; 5810 } else { 5811 p.info.authority = p.info.authority + ";" + names[j]; 5812 } 5813 if (DEBUG_PACKAGE_SCANNING) { 5814 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5815 Log.d(TAG, "Registered content provider: " + names[j] 5816 + ", className = " + p.info.name + ", isSyncable = " 5817 + p.info.isSyncable); 5818 } 5819 } else { 5820 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5821 Slog.w(TAG, "Skipping provider name " + names[j] + 5822 " (in package " + pkg.applicationInfo.packageName + 5823 "): name already used by " 5824 + ((other != null && other.getComponentName() != null) 5825 ? other.getComponentName().getPackageName() : "?")); 5826 } 5827 } 5828 } 5829 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5830 if (r == null) { 5831 r = new StringBuilder(256); 5832 } else { 5833 r.append(' '); 5834 } 5835 r.append(p.info.name); 5836 } 5837 } 5838 if (r != null) { 5839 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5840 } 5841 5842 N = pkg.services.size(); 5843 r = null; 5844 for (i=0; i<N; i++) { 5845 PackageParser.Service s = pkg.services.get(i); 5846 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5847 s.info.processName, pkg.applicationInfo.uid); 5848 mServices.addService(s); 5849 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5850 if (r == null) { 5851 r = new StringBuilder(256); 5852 } else { 5853 r.append(' '); 5854 } 5855 r.append(s.info.name); 5856 } 5857 } 5858 if (r != null) { 5859 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5860 } 5861 5862 N = pkg.receivers.size(); 5863 r = null; 5864 for (i=0; i<N; i++) { 5865 PackageParser.Activity a = pkg.receivers.get(i); 5866 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5867 a.info.processName, pkg.applicationInfo.uid); 5868 mReceivers.addActivity(a, "receiver"); 5869 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5870 if (r == null) { 5871 r = new StringBuilder(256); 5872 } else { 5873 r.append(' '); 5874 } 5875 r.append(a.info.name); 5876 } 5877 } 5878 if (r != null) { 5879 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5880 } 5881 5882 N = pkg.activities.size(); 5883 r = null; 5884 for (i=0; i<N; i++) { 5885 PackageParser.Activity a = pkg.activities.get(i); 5886 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5887 a.info.processName, pkg.applicationInfo.uid); 5888 mActivities.addActivity(a, "activity"); 5889 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5890 if (r == null) { 5891 r = new StringBuilder(256); 5892 } else { 5893 r.append(' '); 5894 } 5895 r.append(a.info.name); 5896 } 5897 } 5898 if (r != null) { 5899 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5900 } 5901 5902 N = pkg.permissionGroups.size(); 5903 r = null; 5904 for (i=0; i<N; i++) { 5905 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5906 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5907 if (cur == null) { 5908 mPermissionGroups.put(pg.info.name, pg); 5909 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5910 if (r == null) { 5911 r = new StringBuilder(256); 5912 } else { 5913 r.append(' '); 5914 } 5915 r.append(pg.info.name); 5916 } 5917 } else { 5918 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5919 + pg.info.packageName + " ignored: original from " 5920 + cur.info.packageName); 5921 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5922 if (r == null) { 5923 r = new StringBuilder(256); 5924 } else { 5925 r.append(' '); 5926 } 5927 r.append("DUP:"); 5928 r.append(pg.info.name); 5929 } 5930 } 5931 } 5932 if (r != null) { 5933 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5934 } 5935 5936 N = pkg.permissions.size(); 5937 r = null; 5938 for (i=0; i<N; i++) { 5939 PackageParser.Permission p = pkg.permissions.get(i); 5940 HashMap<String, BasePermission> permissionMap = 5941 p.tree ? mSettings.mPermissionTrees 5942 : mSettings.mPermissions; 5943 p.group = mPermissionGroups.get(p.info.group); 5944 if (p.info.group == null || p.group != null) { 5945 BasePermission bp = permissionMap.get(p.info.name); 5946 5947 // Allow system apps to redefine non-system permissions 5948 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 5949 final boolean currentOwnerIsSystem = (bp.perm != null 5950 && isSystemApp(bp.perm.owner)); 5951 if (isSystemApp(p.owner) && !currentOwnerIsSystem) { 5952 String msg = "New decl " + p.owner + " of permission " 5953 + p.info.name + " is system; overriding " + bp.sourcePackage; 5954 reportSettingsProblem(Log.WARN, msg); 5955 bp = null; 5956 } 5957 } 5958 5959 if (bp == null) { 5960 bp = new BasePermission(p.info.name, p.info.packageName, 5961 BasePermission.TYPE_NORMAL); 5962 permissionMap.put(p.info.name, bp); 5963 } 5964 5965 if (bp.perm == null) { 5966 if (bp.sourcePackage == null 5967 || bp.sourcePackage.equals(p.info.packageName)) { 5968 BasePermission tree = findPermissionTreeLP(p.info.name); 5969 if (tree == null 5970 || tree.sourcePackage.equals(p.info.packageName)) { 5971 bp.packageSetting = pkgSetting; 5972 bp.perm = p; 5973 bp.uid = pkg.applicationInfo.uid; 5974 bp.sourcePackage = p.info.packageName; 5975 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5976 if (r == null) { 5977 r = new StringBuilder(256); 5978 } else { 5979 r.append(' '); 5980 } 5981 r.append(p.info.name); 5982 } 5983 } else { 5984 Slog.w(TAG, "Permission " + p.info.name + " from package " 5985 + p.info.packageName + " ignored: base tree " 5986 + tree.name + " is from package " 5987 + tree.sourcePackage); 5988 } 5989 } else { 5990 Slog.w(TAG, "Permission " + p.info.name + " from package " 5991 + p.info.packageName + " ignored: original from " 5992 + bp.sourcePackage); 5993 } 5994 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5995 if (r == null) { 5996 r = new StringBuilder(256); 5997 } else { 5998 r.append(' '); 5999 } 6000 r.append("DUP:"); 6001 r.append(p.info.name); 6002 } 6003 if (bp.perm == p) { 6004 bp.protectionLevel = p.info.protectionLevel; 6005 } 6006 } else { 6007 Slog.w(TAG, "Permission " + p.info.name + " from package " 6008 + p.info.packageName + " ignored: no group " 6009 + p.group); 6010 } 6011 } 6012 if (r != null) { 6013 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6014 } 6015 6016 N = pkg.instrumentation.size(); 6017 r = null; 6018 for (i=0; i<N; i++) { 6019 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6020 a.info.packageName = pkg.applicationInfo.packageName; 6021 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6022 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6023 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6024 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6025 a.info.dataDir = pkg.applicationInfo.dataDir; 6026 6027 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6028 // need other information about the application, like the ABI and what not ? 6029 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6030 mInstrumentation.put(a.getComponentName(), a); 6031 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6032 if (r == null) { 6033 r = new StringBuilder(256); 6034 } else { 6035 r.append(' '); 6036 } 6037 r.append(a.info.name); 6038 } 6039 } 6040 if (r != null) { 6041 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6042 } 6043 6044 if (pkg.protectedBroadcasts != null) { 6045 N = pkg.protectedBroadcasts.size(); 6046 for (i=0; i<N; i++) { 6047 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6048 } 6049 } 6050 6051 pkgSetting.setTimeStamp(scanFileTime); 6052 6053 // Create idmap files for pairs of (packages, overlay packages). 6054 // Note: "android", ie framework-res.apk, is handled by native layers. 6055 if (pkg.mOverlayTarget != null) { 6056 // This is an overlay package. 6057 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6058 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6059 mOverlays.put(pkg.mOverlayTarget, 6060 new HashMap<String, PackageParser.Package>()); 6061 } 6062 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6063 map.put(pkg.packageName, pkg); 6064 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6065 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6066 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6067 "scanPackageLI failed to createIdmap"); 6068 } 6069 } 6070 } else if (mOverlays.containsKey(pkg.packageName) && 6071 !pkg.packageName.equals("android")) { 6072 // This is a regular package, with one or more known overlay packages. 6073 createIdmapsForPackageLI(pkg); 6074 } 6075 } 6076 6077 return pkg; 6078 } 6079 6080 /** 6081 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6082 * i.e, so that all packages can be run inside a single process if required. 6083 * 6084 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6085 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6086 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6087 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6088 * updating a package that belongs to a shared user. 6089 * 6090 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6091 * adds unnecessary complexity. 6092 */ 6093 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6094 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6095 String requiredInstructionSet = null; 6096 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6097 requiredInstructionSet = VMRuntime.getInstructionSet( 6098 scannedPackage.applicationInfo.primaryCpuAbi); 6099 } 6100 6101 PackageSetting requirer = null; 6102 for (PackageSetting ps : packagesForUser) { 6103 // If packagesForUser contains scannedPackage, we skip it. This will happen 6104 // when scannedPackage is an update of an existing package. Without this check, 6105 // we will never be able to change the ABI of any package belonging to a shared 6106 // user, even if it's compatible with other packages. 6107 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6108 if (ps.primaryCpuAbiString == null) { 6109 continue; 6110 } 6111 6112 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6113 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6114 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6115 // this but there's not much we can do. 6116 String errorMessage = "Instruction set mismatch, " 6117 + ((requirer == null) ? "[caller]" : requirer) 6118 + " requires " + requiredInstructionSet + " whereas " + ps 6119 + " requires " + instructionSet; 6120 Slog.w(TAG, errorMessage); 6121 } 6122 6123 if (requiredInstructionSet == null) { 6124 requiredInstructionSet = instructionSet; 6125 requirer = ps; 6126 } 6127 } 6128 } 6129 6130 if (requiredInstructionSet != null) { 6131 String adjustedAbi; 6132 if (requirer != null) { 6133 // requirer != null implies that either scannedPackage was null or that scannedPackage 6134 // did not require an ABI, in which case we have to adjust scannedPackage to match 6135 // the ABI of the set (which is the same as requirer's ABI) 6136 adjustedAbi = requirer.primaryCpuAbiString; 6137 if (scannedPackage != null) { 6138 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6139 } 6140 } else { 6141 // requirer == null implies that we're updating all ABIs in the set to 6142 // match scannedPackage. 6143 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6144 } 6145 6146 for (PackageSetting ps : packagesForUser) { 6147 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6148 if (ps.primaryCpuAbiString != null) { 6149 continue; 6150 } 6151 6152 ps.primaryCpuAbiString = adjustedAbi; 6153 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6154 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6155 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6156 6157 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6158 deferDexOpt, true) == DEX_OPT_FAILED) { 6159 ps.primaryCpuAbiString = null; 6160 ps.pkg.applicationInfo.primaryCpuAbi = null; 6161 return; 6162 } else { 6163 mInstaller.rmdex(ps.codePathString, 6164 getDexCodeInstructionSet(getPreferredInstructionSet())); 6165 } 6166 } 6167 } 6168 } 6169 } 6170 } 6171 6172 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6173 synchronized (mPackages) { 6174 mResolverReplaced = true; 6175 // Set up information for custom user intent resolution activity. 6176 mResolveActivity.applicationInfo = pkg.applicationInfo; 6177 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6178 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6179 mResolveActivity.processName = null; 6180 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6181 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6182 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6183 mResolveActivity.theme = 0; 6184 mResolveActivity.exported = true; 6185 mResolveActivity.enabled = true; 6186 mResolveInfo.activityInfo = mResolveActivity; 6187 mResolveInfo.priority = 0; 6188 mResolveInfo.preferredOrder = 0; 6189 mResolveInfo.match = 0; 6190 mResolveComponentName = mCustomResolverComponentName; 6191 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6192 mResolveComponentName); 6193 } 6194 } 6195 6196 private static String calculateBundledApkRoot(final String codePathString) { 6197 final File codePath = new File(codePathString); 6198 final File codeRoot; 6199 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6200 codeRoot = Environment.getRootDirectory(); 6201 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6202 codeRoot = Environment.getOemDirectory(); 6203 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6204 codeRoot = Environment.getVendorDirectory(); 6205 } else { 6206 // Unrecognized code path; take its top real segment as the apk root: 6207 // e.g. /something/app/blah.apk => /something 6208 try { 6209 File f = codePath.getCanonicalFile(); 6210 File parent = f.getParentFile(); // non-null because codePath is a file 6211 File tmp; 6212 while ((tmp = parent.getParentFile()) != null) { 6213 f = parent; 6214 parent = tmp; 6215 } 6216 codeRoot = f; 6217 Slog.w(TAG, "Unrecognized code path " 6218 + codePath + " - using " + codeRoot); 6219 } catch (IOException e) { 6220 // Can't canonicalize the code path -- shenanigans? 6221 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6222 return Environment.getRootDirectory().getPath(); 6223 } 6224 } 6225 return codeRoot.getPath(); 6226 } 6227 6228 /** 6229 * Derive and set the location of native libraries for the given package, 6230 * which varies depending on where and how the package was installed. 6231 */ 6232 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6233 final ApplicationInfo info = pkg.applicationInfo; 6234 final String codePath = pkg.codePath; 6235 final File codeFile = new File(codePath); 6236 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6237 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6238 6239 info.nativeLibraryRootDir = null; 6240 info.nativeLibraryRootRequiresIsa = false; 6241 info.nativeLibraryDir = null; 6242 info.secondaryNativeLibraryDir = null; 6243 6244 if (isApkFile(codeFile)) { 6245 // Monolithic install 6246 if (bundledApp) { 6247 // If "/system/lib64/apkname" exists, assume that is the per-package 6248 // native library directory to use; otherwise use "/system/lib/apkname". 6249 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6250 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6251 getPrimaryInstructionSet(info)); 6252 6253 // This is a bundled system app so choose the path based on the ABI. 6254 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6255 // is just the default path. 6256 final String apkName = deriveCodePathName(codePath); 6257 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6258 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6259 apkName).getAbsolutePath(); 6260 6261 if (info.secondaryCpuAbi != null) { 6262 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6263 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6264 secondaryLibDir, apkName).getAbsolutePath(); 6265 } 6266 } else if (asecApp) { 6267 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6268 .getAbsolutePath(); 6269 } else { 6270 final String apkName = deriveCodePathName(codePath); 6271 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6272 .getAbsolutePath(); 6273 } 6274 6275 info.nativeLibraryRootRequiresIsa = false; 6276 info.nativeLibraryDir = info.nativeLibraryRootDir; 6277 } else { 6278 // Cluster install 6279 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6280 info.nativeLibraryRootRequiresIsa = true; 6281 6282 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6283 getPrimaryInstructionSet(info)).getAbsolutePath(); 6284 6285 if (info.secondaryCpuAbi != null) { 6286 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6287 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6288 } 6289 } 6290 } 6291 6292 /** 6293 * Calculate the abis and roots for a bundled app. These can uniquely 6294 * be determined from the contents of the system partition, i.e whether 6295 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6296 * of this information, and instead assume that the system was built 6297 * sensibly. 6298 */ 6299 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6300 PackageSetting pkgSetting) { 6301 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6302 6303 // If "/system/lib64/apkname" exists, assume that is the per-package 6304 // native library directory to use; otherwise use "/system/lib/apkname". 6305 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6306 setBundledAppAbi(pkg, apkRoot, apkName); 6307 // pkgSetting might be null during rescan following uninstall of updates 6308 // to a bundled app, so accommodate that possibility. The settings in 6309 // that case will be established later from the parsed package. 6310 // 6311 // If the settings aren't null, sync them up with what we've just derived. 6312 // note that apkRoot isn't stored in the package settings. 6313 if (pkgSetting != null) { 6314 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6315 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6316 } 6317 } 6318 6319 /** 6320 * Deduces the ABI of a bundled app and sets the relevant fields on the 6321 * parsed pkg object. 6322 * 6323 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6324 * under which system libraries are installed. 6325 * @param apkName the name of the installed package. 6326 */ 6327 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6328 final File codeFile = new File(pkg.codePath); 6329 6330 final boolean has64BitLibs; 6331 final boolean has32BitLibs; 6332 if (isApkFile(codeFile)) { 6333 // Monolithic install 6334 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6335 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6336 } else { 6337 // Cluster install 6338 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6339 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6340 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6341 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6342 has64BitLibs = (new File(rootDir, isa)).exists(); 6343 } else { 6344 has64BitLibs = false; 6345 } 6346 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6347 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6348 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6349 has32BitLibs = (new File(rootDir, isa)).exists(); 6350 } else { 6351 has32BitLibs = false; 6352 } 6353 } 6354 6355 if (has64BitLibs && !has32BitLibs) { 6356 // The package has 64 bit libs, but not 32 bit libs. Its primary 6357 // ABI should be 64 bit. We can safely assume here that the bundled 6358 // native libraries correspond to the most preferred ABI in the list. 6359 6360 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6361 pkg.applicationInfo.secondaryCpuAbi = null; 6362 } else if (has32BitLibs && !has64BitLibs) { 6363 // The package has 32 bit libs but not 64 bit libs. Its primary 6364 // ABI should be 32 bit. 6365 6366 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6367 pkg.applicationInfo.secondaryCpuAbi = null; 6368 } else if (has32BitLibs && has64BitLibs) { 6369 // The application has both 64 and 32 bit bundled libraries. We check 6370 // here that the app declares multiArch support, and warn if it doesn't. 6371 // 6372 // We will be lenient here and record both ABIs. The primary will be the 6373 // ABI that's higher on the list, i.e, a device that's configured to prefer 6374 // 64 bit apps will see a 64 bit primary ABI, 6375 6376 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6377 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6378 } 6379 6380 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6381 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6382 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6383 } else { 6384 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6385 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6386 } 6387 } else { 6388 pkg.applicationInfo.primaryCpuAbi = null; 6389 pkg.applicationInfo.secondaryCpuAbi = null; 6390 } 6391 } 6392 6393 private void killApplication(String pkgName, int appId, String reason) { 6394 // Request the ActivityManager to kill the process(only for existing packages) 6395 // so that we do not end up in a confused state while the user is still using the older 6396 // version of the application while the new one gets installed. 6397 IActivityManager am = ActivityManagerNative.getDefault(); 6398 if (am != null) { 6399 try { 6400 am.killApplicationWithAppId(pkgName, appId, reason); 6401 } catch (RemoteException e) { 6402 } 6403 } 6404 } 6405 6406 void removePackageLI(PackageSetting ps, boolean chatty) { 6407 if (DEBUG_INSTALL) { 6408 if (chatty) 6409 Log.d(TAG, "Removing package " + ps.name); 6410 } 6411 6412 // writer 6413 synchronized (mPackages) { 6414 mPackages.remove(ps.name); 6415 final PackageParser.Package pkg = ps.pkg; 6416 if (pkg != null) { 6417 cleanPackageDataStructuresLILPw(pkg, chatty); 6418 } 6419 } 6420 } 6421 6422 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6423 if (DEBUG_INSTALL) { 6424 if (chatty) 6425 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6426 } 6427 6428 // writer 6429 synchronized (mPackages) { 6430 mPackages.remove(pkg.applicationInfo.packageName); 6431 cleanPackageDataStructuresLILPw(pkg, chatty); 6432 } 6433 } 6434 6435 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6436 int N = pkg.providers.size(); 6437 StringBuilder r = null; 6438 int i; 6439 for (i=0; i<N; i++) { 6440 PackageParser.Provider p = pkg.providers.get(i); 6441 mProviders.removeProvider(p); 6442 if (p.info.authority == null) { 6443 6444 /* There was another ContentProvider with this authority when 6445 * this app was installed so this authority is null, 6446 * Ignore it as we don't have to unregister the provider. 6447 */ 6448 continue; 6449 } 6450 String names[] = p.info.authority.split(";"); 6451 for (int j = 0; j < names.length; j++) { 6452 if (mProvidersByAuthority.get(names[j]) == p) { 6453 mProvidersByAuthority.remove(names[j]); 6454 if (DEBUG_REMOVE) { 6455 if (chatty) 6456 Log.d(TAG, "Unregistered content provider: " + names[j] 6457 + ", className = " + p.info.name + ", isSyncable = " 6458 + p.info.isSyncable); 6459 } 6460 } 6461 } 6462 if (DEBUG_REMOVE && chatty) { 6463 if (r == null) { 6464 r = new StringBuilder(256); 6465 } else { 6466 r.append(' '); 6467 } 6468 r.append(p.info.name); 6469 } 6470 } 6471 if (r != null) { 6472 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6473 } 6474 6475 N = pkg.services.size(); 6476 r = null; 6477 for (i=0; i<N; i++) { 6478 PackageParser.Service s = pkg.services.get(i); 6479 mServices.removeService(s); 6480 if (chatty) { 6481 if (r == null) { 6482 r = new StringBuilder(256); 6483 } else { 6484 r.append(' '); 6485 } 6486 r.append(s.info.name); 6487 } 6488 } 6489 if (r != null) { 6490 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6491 } 6492 6493 N = pkg.receivers.size(); 6494 r = null; 6495 for (i=0; i<N; i++) { 6496 PackageParser.Activity a = pkg.receivers.get(i); 6497 mReceivers.removeActivity(a, "receiver"); 6498 if (DEBUG_REMOVE && chatty) { 6499 if (r == null) { 6500 r = new StringBuilder(256); 6501 } else { 6502 r.append(' '); 6503 } 6504 r.append(a.info.name); 6505 } 6506 } 6507 if (r != null) { 6508 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6509 } 6510 6511 N = pkg.activities.size(); 6512 r = null; 6513 for (i=0; i<N; i++) { 6514 PackageParser.Activity a = pkg.activities.get(i); 6515 mActivities.removeActivity(a, "activity"); 6516 if (DEBUG_REMOVE && chatty) { 6517 if (r == null) { 6518 r = new StringBuilder(256); 6519 } else { 6520 r.append(' '); 6521 } 6522 r.append(a.info.name); 6523 } 6524 } 6525 if (r != null) { 6526 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6527 } 6528 6529 N = pkg.permissions.size(); 6530 r = null; 6531 for (i=0; i<N; i++) { 6532 PackageParser.Permission p = pkg.permissions.get(i); 6533 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6534 if (bp == null) { 6535 bp = mSettings.mPermissionTrees.get(p.info.name); 6536 } 6537 if (bp != null && bp.perm == p) { 6538 bp.perm = null; 6539 if (DEBUG_REMOVE && chatty) { 6540 if (r == null) { 6541 r = new StringBuilder(256); 6542 } else { 6543 r.append(' '); 6544 } 6545 r.append(p.info.name); 6546 } 6547 } 6548 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6549 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6550 if (appOpPerms != null) { 6551 appOpPerms.remove(pkg.packageName); 6552 } 6553 } 6554 } 6555 if (r != null) { 6556 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6557 } 6558 6559 N = pkg.requestedPermissions.size(); 6560 r = null; 6561 for (i=0; i<N; i++) { 6562 String perm = pkg.requestedPermissions.get(i); 6563 BasePermission bp = mSettings.mPermissions.get(perm); 6564 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6565 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6566 if (appOpPerms != null) { 6567 appOpPerms.remove(pkg.packageName); 6568 if (appOpPerms.isEmpty()) { 6569 mAppOpPermissionPackages.remove(perm); 6570 } 6571 } 6572 } 6573 } 6574 if (r != null) { 6575 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6576 } 6577 6578 N = pkg.instrumentation.size(); 6579 r = null; 6580 for (i=0; i<N; i++) { 6581 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6582 mInstrumentation.remove(a.getComponentName()); 6583 if (DEBUG_REMOVE && chatty) { 6584 if (r == null) { 6585 r = new StringBuilder(256); 6586 } else { 6587 r.append(' '); 6588 } 6589 r.append(a.info.name); 6590 } 6591 } 6592 if (r != null) { 6593 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6594 } 6595 6596 r = null; 6597 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6598 // Only system apps can hold shared libraries. 6599 if (pkg.libraryNames != null) { 6600 for (i=0; i<pkg.libraryNames.size(); i++) { 6601 String name = pkg.libraryNames.get(i); 6602 SharedLibraryEntry cur = mSharedLibraries.get(name); 6603 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6604 mSharedLibraries.remove(name); 6605 if (DEBUG_REMOVE && chatty) { 6606 if (r == null) { 6607 r = new StringBuilder(256); 6608 } else { 6609 r.append(' '); 6610 } 6611 r.append(name); 6612 } 6613 } 6614 } 6615 } 6616 } 6617 if (r != null) { 6618 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6619 } 6620 } 6621 6622 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6623 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6624 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6625 return true; 6626 } 6627 } 6628 return false; 6629 } 6630 6631 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6632 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6633 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6634 6635 private void updatePermissionsLPw(String changingPkg, 6636 PackageParser.Package pkgInfo, int flags) { 6637 // Make sure there are no dangling permission trees. 6638 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6639 while (it.hasNext()) { 6640 final BasePermission bp = it.next(); 6641 if (bp.packageSetting == null) { 6642 // We may not yet have parsed the package, so just see if 6643 // we still know about its settings. 6644 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6645 } 6646 if (bp.packageSetting == null) { 6647 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6648 + " from package " + bp.sourcePackage); 6649 it.remove(); 6650 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6651 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6652 Slog.i(TAG, "Removing old permission tree: " + bp.name 6653 + " from package " + bp.sourcePackage); 6654 flags |= UPDATE_PERMISSIONS_ALL; 6655 it.remove(); 6656 } 6657 } 6658 } 6659 6660 // Make sure all dynamic permissions have been assigned to a package, 6661 // and make sure there are no dangling permissions. 6662 it = mSettings.mPermissions.values().iterator(); 6663 while (it.hasNext()) { 6664 final BasePermission bp = it.next(); 6665 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6666 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6667 + bp.name + " pkg=" + bp.sourcePackage 6668 + " info=" + bp.pendingInfo); 6669 if (bp.packageSetting == null && bp.pendingInfo != null) { 6670 final BasePermission tree = findPermissionTreeLP(bp.name); 6671 if (tree != null && tree.perm != null) { 6672 bp.packageSetting = tree.packageSetting; 6673 bp.perm = new PackageParser.Permission(tree.perm.owner, 6674 new PermissionInfo(bp.pendingInfo)); 6675 bp.perm.info.packageName = tree.perm.info.packageName; 6676 bp.perm.info.name = bp.name; 6677 bp.uid = tree.uid; 6678 } 6679 } 6680 } 6681 if (bp.packageSetting == null) { 6682 // We may not yet have parsed the package, so just see if 6683 // we still know about its settings. 6684 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6685 } 6686 if (bp.packageSetting == null) { 6687 Slog.w(TAG, "Removing dangling permission: " + bp.name 6688 + " from package " + bp.sourcePackage); 6689 it.remove(); 6690 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6691 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6692 Slog.i(TAG, "Removing old permission: " + bp.name 6693 + " from package " + bp.sourcePackage); 6694 flags |= UPDATE_PERMISSIONS_ALL; 6695 it.remove(); 6696 } 6697 } 6698 } 6699 6700 // Now update the permissions for all packages, in particular 6701 // replace the granted permissions of the system packages. 6702 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6703 for (PackageParser.Package pkg : mPackages.values()) { 6704 if (pkg != pkgInfo) { 6705 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 6706 changingPkg); 6707 } 6708 } 6709 } 6710 6711 if (pkgInfo != null) { 6712 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 6713 } 6714 } 6715 6716 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 6717 String packageOfInterest) { 6718 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6719 if (ps == null) { 6720 return; 6721 } 6722 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6723 HashSet<String> origPermissions = gp.grantedPermissions; 6724 boolean changedPermission = false; 6725 6726 if (replace) { 6727 ps.permissionsFixed = false; 6728 if (gp == ps) { 6729 origPermissions = new HashSet<String>(gp.grantedPermissions); 6730 gp.grantedPermissions.clear(); 6731 gp.gids = mGlobalGids; 6732 } 6733 } 6734 6735 if (gp.gids == null) { 6736 gp.gids = mGlobalGids; 6737 } 6738 6739 final int N = pkg.requestedPermissions.size(); 6740 for (int i=0; i<N; i++) { 6741 final String name = pkg.requestedPermissions.get(i); 6742 final boolean required = pkg.requestedPermissionsRequired.get(i); 6743 final BasePermission bp = mSettings.mPermissions.get(name); 6744 if (DEBUG_INSTALL) { 6745 if (gp != ps) { 6746 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6747 } 6748 } 6749 6750 if (bp == null || bp.packageSetting == null) { 6751 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6752 Slog.w(TAG, "Unknown permission " + name 6753 + " in package " + pkg.packageName); 6754 } 6755 continue; 6756 } 6757 6758 final String perm = bp.name; 6759 boolean allowed; 6760 boolean allowedSig = false; 6761 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6762 // Keep track of app op permissions. 6763 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6764 if (pkgs == null) { 6765 pkgs = new ArraySet<>(); 6766 mAppOpPermissionPackages.put(bp.name, pkgs); 6767 } 6768 pkgs.add(pkg.packageName); 6769 } 6770 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6771 if (level == PermissionInfo.PROTECTION_NORMAL 6772 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6773 // We grant a normal or dangerous permission if any of the following 6774 // are true: 6775 // 1) The permission is required 6776 // 2) The permission is optional, but was granted in the past 6777 // 3) The permission is optional, but was requested by an 6778 // app in /system (not /data) 6779 // 6780 // Otherwise, reject the permission. 6781 allowed = (required || origPermissions.contains(perm) 6782 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6783 } else if (bp.packageSetting == null) { 6784 // This permission is invalid; skip it. 6785 allowed = false; 6786 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6787 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6788 if (allowed) { 6789 allowedSig = true; 6790 } 6791 } else { 6792 allowed = false; 6793 } 6794 if (DEBUG_INSTALL) { 6795 if (gp != ps) { 6796 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6797 } 6798 } 6799 if (allowed) { 6800 if (!isSystemApp(ps) && ps.permissionsFixed) { 6801 // If this is an existing, non-system package, then 6802 // we can't add any new permissions to it. 6803 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6804 // Except... if this is a permission that was added 6805 // to the platform (note: need to only do this when 6806 // updating the platform). 6807 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6808 } 6809 } 6810 if (allowed) { 6811 if (!gp.grantedPermissions.contains(perm)) { 6812 changedPermission = true; 6813 gp.grantedPermissions.add(perm); 6814 gp.gids = appendInts(gp.gids, bp.gids); 6815 } else if (!ps.haveGids) { 6816 gp.gids = appendInts(gp.gids, bp.gids); 6817 } 6818 } else { 6819 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6820 Slog.w(TAG, "Not granting permission " + perm 6821 + " to package " + pkg.packageName 6822 + " because it was previously installed without"); 6823 } 6824 } 6825 } else { 6826 if (gp.grantedPermissions.remove(perm)) { 6827 changedPermission = true; 6828 gp.gids = removeInts(gp.gids, bp.gids); 6829 Slog.i(TAG, "Un-granting permission " + perm 6830 + " from package " + pkg.packageName 6831 + " (protectionLevel=" + bp.protectionLevel 6832 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6833 + ")"); 6834 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6835 // Don't print warning for app op permissions, since it is fine for them 6836 // not to be granted, there is a UI for the user to decide. 6837 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6838 Slog.w(TAG, "Not granting permission " + perm 6839 + " to package " + pkg.packageName 6840 + " (protectionLevel=" + bp.protectionLevel 6841 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6842 + ")"); 6843 } 6844 } 6845 } 6846 } 6847 6848 if ((changedPermission || replace) && !ps.permissionsFixed && 6849 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6850 // This is the first that we have heard about this package, so the 6851 // permissions we have now selected are fixed until explicitly 6852 // changed. 6853 ps.permissionsFixed = true; 6854 } 6855 ps.haveGids = true; 6856 } 6857 6858 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6859 boolean allowed = false; 6860 final int NP = PackageParser.NEW_PERMISSIONS.length; 6861 for (int ip=0; ip<NP; ip++) { 6862 final PackageParser.NewPermissionInfo npi 6863 = PackageParser.NEW_PERMISSIONS[ip]; 6864 if (npi.name.equals(perm) 6865 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6866 allowed = true; 6867 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6868 + pkg.packageName); 6869 break; 6870 } 6871 } 6872 return allowed; 6873 } 6874 6875 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6876 BasePermission bp, HashSet<String> origPermissions) { 6877 boolean allowed; 6878 allowed = (compareSignatures( 6879 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6880 == PackageManager.SIGNATURE_MATCH) 6881 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6882 == PackageManager.SIGNATURE_MATCH); 6883 if (!allowed && (bp.protectionLevel 6884 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6885 if (isSystemApp(pkg)) { 6886 // For updated system applications, a system permission 6887 // is granted only if it had been defined by the original application. 6888 if (isUpdatedSystemApp(pkg)) { 6889 final PackageSetting sysPs = mSettings 6890 .getDisabledSystemPkgLPr(pkg.packageName); 6891 final GrantedPermissions origGp = sysPs.sharedUser != null 6892 ? sysPs.sharedUser : sysPs; 6893 6894 if (origGp.grantedPermissions.contains(perm)) { 6895 // If the original was granted this permission, we take 6896 // that grant decision as read and propagate it to the 6897 // update. 6898 allowed = true; 6899 } else { 6900 // The system apk may have been updated with an older 6901 // version of the one on the data partition, but which 6902 // granted a new system permission that it didn't have 6903 // before. In this case we do want to allow the app to 6904 // now get the new permission if the ancestral apk is 6905 // privileged to get it. 6906 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6907 for (int j=0; 6908 j<sysPs.pkg.requestedPermissions.size(); j++) { 6909 if (perm.equals( 6910 sysPs.pkg.requestedPermissions.get(j))) { 6911 allowed = true; 6912 break; 6913 } 6914 } 6915 } 6916 } 6917 } else { 6918 allowed = isPrivilegedApp(pkg); 6919 } 6920 } 6921 } 6922 if (!allowed && (bp.protectionLevel 6923 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6924 // For development permissions, a development permission 6925 // is granted only if it was already granted. 6926 allowed = origPermissions.contains(perm); 6927 } 6928 return allowed; 6929 } 6930 6931 final class ActivityIntentResolver 6932 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6933 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6934 boolean defaultOnly, int userId) { 6935 if (!sUserManager.exists(userId)) return null; 6936 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6937 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6938 } 6939 6940 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6941 int userId) { 6942 if (!sUserManager.exists(userId)) return null; 6943 mFlags = flags; 6944 return super.queryIntent(intent, resolvedType, 6945 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6946 } 6947 6948 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6949 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6950 if (!sUserManager.exists(userId)) return null; 6951 if (packageActivities == null) { 6952 return null; 6953 } 6954 mFlags = flags; 6955 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6956 final int N = packageActivities.size(); 6957 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6958 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6959 6960 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6961 for (int i = 0; i < N; ++i) { 6962 intentFilters = packageActivities.get(i).intents; 6963 if (intentFilters != null && intentFilters.size() > 0) { 6964 PackageParser.ActivityIntentInfo[] array = 6965 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6966 intentFilters.toArray(array); 6967 listCut.add(array); 6968 } 6969 } 6970 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6971 } 6972 6973 public final void addActivity(PackageParser.Activity a, String type) { 6974 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6975 mActivities.put(a.getComponentName(), a); 6976 if (DEBUG_SHOW_INFO) 6977 Log.v( 6978 TAG, " " + type + " " + 6979 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6980 if (DEBUG_SHOW_INFO) 6981 Log.v(TAG, " Class=" + a.info.name); 6982 final int NI = a.intents.size(); 6983 for (int j=0; j<NI; j++) { 6984 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6985 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6986 intent.setPriority(0); 6987 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6988 + a.className + " with priority > 0, forcing to 0"); 6989 } 6990 if (DEBUG_SHOW_INFO) { 6991 Log.v(TAG, " IntentFilter:"); 6992 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6993 } 6994 if (!intent.debugCheck()) { 6995 Log.w(TAG, "==> For Activity " + a.info.name); 6996 } 6997 addFilter(intent); 6998 } 6999 } 7000 7001 public final void removeActivity(PackageParser.Activity a, String type) { 7002 mActivities.remove(a.getComponentName()); 7003 if (DEBUG_SHOW_INFO) { 7004 Log.v(TAG, " " + type + " " 7005 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7006 : a.info.name) + ":"); 7007 Log.v(TAG, " Class=" + a.info.name); 7008 } 7009 final int NI = a.intents.size(); 7010 for (int j=0; j<NI; j++) { 7011 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7012 if (DEBUG_SHOW_INFO) { 7013 Log.v(TAG, " IntentFilter:"); 7014 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7015 } 7016 removeFilter(intent); 7017 } 7018 } 7019 7020 @Override 7021 protected boolean allowFilterResult( 7022 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7023 ActivityInfo filterAi = filter.activity.info; 7024 for (int i=dest.size()-1; i>=0; i--) { 7025 ActivityInfo destAi = dest.get(i).activityInfo; 7026 if (destAi.name == filterAi.name 7027 && destAi.packageName == filterAi.packageName) { 7028 return false; 7029 } 7030 } 7031 return true; 7032 } 7033 7034 @Override 7035 protected ActivityIntentInfo[] newArray(int size) { 7036 return new ActivityIntentInfo[size]; 7037 } 7038 7039 @Override 7040 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7041 if (!sUserManager.exists(userId)) return true; 7042 PackageParser.Package p = filter.activity.owner; 7043 if (p != null) { 7044 PackageSetting ps = (PackageSetting)p.mExtras; 7045 if (ps != null) { 7046 // System apps are never considered stopped for purposes of 7047 // filtering, because there may be no way for the user to 7048 // actually re-launch them. 7049 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7050 && ps.getStopped(userId); 7051 } 7052 } 7053 return false; 7054 } 7055 7056 @Override 7057 protected boolean isPackageForFilter(String packageName, 7058 PackageParser.ActivityIntentInfo info) { 7059 return packageName.equals(info.activity.owner.packageName); 7060 } 7061 7062 @Override 7063 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7064 int match, int userId) { 7065 if (!sUserManager.exists(userId)) return null; 7066 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7067 return null; 7068 } 7069 final PackageParser.Activity activity = info.activity; 7070 if (mSafeMode && (activity.info.applicationInfo.flags 7071 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7072 return null; 7073 } 7074 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7075 if (ps == null) { 7076 return null; 7077 } 7078 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7079 ps.readUserState(userId), userId); 7080 if (ai == null) { 7081 return null; 7082 } 7083 final ResolveInfo res = new ResolveInfo(); 7084 res.activityInfo = ai; 7085 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7086 res.filter = info; 7087 } 7088 res.priority = info.getPriority(); 7089 res.preferredOrder = activity.owner.mPreferredOrder; 7090 //System.out.println("Result: " + res.activityInfo.className + 7091 // " = " + res.priority); 7092 res.match = match; 7093 res.isDefault = info.hasDefault; 7094 res.labelRes = info.labelRes; 7095 res.nonLocalizedLabel = info.nonLocalizedLabel; 7096 if (userNeedsBadging(userId)) { 7097 res.noResourceId = true; 7098 } else { 7099 res.icon = info.icon; 7100 } 7101 res.system = isSystemApp(res.activityInfo.applicationInfo); 7102 return res; 7103 } 7104 7105 @Override 7106 protected void sortResults(List<ResolveInfo> results) { 7107 Collections.sort(results, mResolvePrioritySorter); 7108 } 7109 7110 @Override 7111 protected void dumpFilter(PrintWriter out, String prefix, 7112 PackageParser.ActivityIntentInfo filter) { 7113 out.print(prefix); out.print( 7114 Integer.toHexString(System.identityHashCode(filter.activity))); 7115 out.print(' '); 7116 filter.activity.printComponentShortName(out); 7117 out.print(" filter "); 7118 out.println(Integer.toHexString(System.identityHashCode(filter))); 7119 } 7120 7121// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7122// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7123// final List<ResolveInfo> retList = Lists.newArrayList(); 7124// while (i.hasNext()) { 7125// final ResolveInfo resolveInfo = i.next(); 7126// if (isEnabledLP(resolveInfo.activityInfo)) { 7127// retList.add(resolveInfo); 7128// } 7129// } 7130// return retList; 7131// } 7132 7133 // Keys are String (activity class name), values are Activity. 7134 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7135 = new HashMap<ComponentName, PackageParser.Activity>(); 7136 private int mFlags; 7137 } 7138 7139 private final class ServiceIntentResolver 7140 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7141 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7142 boolean defaultOnly, int userId) { 7143 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7144 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7145 } 7146 7147 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7148 int userId) { 7149 if (!sUserManager.exists(userId)) return null; 7150 mFlags = flags; 7151 return super.queryIntent(intent, resolvedType, 7152 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7153 } 7154 7155 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7156 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7157 if (!sUserManager.exists(userId)) return null; 7158 if (packageServices == null) { 7159 return null; 7160 } 7161 mFlags = flags; 7162 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7163 final int N = packageServices.size(); 7164 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7165 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7166 7167 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7168 for (int i = 0; i < N; ++i) { 7169 intentFilters = packageServices.get(i).intents; 7170 if (intentFilters != null && intentFilters.size() > 0) { 7171 PackageParser.ServiceIntentInfo[] array = 7172 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7173 intentFilters.toArray(array); 7174 listCut.add(array); 7175 } 7176 } 7177 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7178 } 7179 7180 public final void addService(PackageParser.Service s) { 7181 mServices.put(s.getComponentName(), s); 7182 if (DEBUG_SHOW_INFO) { 7183 Log.v(TAG, " " 7184 + (s.info.nonLocalizedLabel != null 7185 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7186 Log.v(TAG, " Class=" + s.info.name); 7187 } 7188 final int NI = s.intents.size(); 7189 int j; 7190 for (j=0; j<NI; j++) { 7191 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7192 if (DEBUG_SHOW_INFO) { 7193 Log.v(TAG, " IntentFilter:"); 7194 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7195 } 7196 if (!intent.debugCheck()) { 7197 Log.w(TAG, "==> For Service " + s.info.name); 7198 } 7199 addFilter(intent); 7200 } 7201 } 7202 7203 public final void removeService(PackageParser.Service s) { 7204 mServices.remove(s.getComponentName()); 7205 if (DEBUG_SHOW_INFO) { 7206 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7207 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7208 Log.v(TAG, " Class=" + s.info.name); 7209 } 7210 final int NI = s.intents.size(); 7211 int j; 7212 for (j=0; j<NI; j++) { 7213 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7214 if (DEBUG_SHOW_INFO) { 7215 Log.v(TAG, " IntentFilter:"); 7216 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7217 } 7218 removeFilter(intent); 7219 } 7220 } 7221 7222 @Override 7223 protected boolean allowFilterResult( 7224 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7225 ServiceInfo filterSi = filter.service.info; 7226 for (int i=dest.size()-1; i>=0; i--) { 7227 ServiceInfo destAi = dest.get(i).serviceInfo; 7228 if (destAi.name == filterSi.name 7229 && destAi.packageName == filterSi.packageName) { 7230 return false; 7231 } 7232 } 7233 return true; 7234 } 7235 7236 @Override 7237 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7238 return new PackageParser.ServiceIntentInfo[size]; 7239 } 7240 7241 @Override 7242 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7243 if (!sUserManager.exists(userId)) return true; 7244 PackageParser.Package p = filter.service.owner; 7245 if (p != null) { 7246 PackageSetting ps = (PackageSetting)p.mExtras; 7247 if (ps != null) { 7248 // System apps are never considered stopped for purposes of 7249 // filtering, because there may be no way for the user to 7250 // actually re-launch them. 7251 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7252 && ps.getStopped(userId); 7253 } 7254 } 7255 return false; 7256 } 7257 7258 @Override 7259 protected boolean isPackageForFilter(String packageName, 7260 PackageParser.ServiceIntentInfo info) { 7261 return packageName.equals(info.service.owner.packageName); 7262 } 7263 7264 @Override 7265 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7266 int match, int userId) { 7267 if (!sUserManager.exists(userId)) return null; 7268 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7269 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7270 return null; 7271 } 7272 final PackageParser.Service service = info.service; 7273 if (mSafeMode && (service.info.applicationInfo.flags 7274 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7275 return null; 7276 } 7277 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7278 if (ps == null) { 7279 return null; 7280 } 7281 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7282 ps.readUserState(userId), userId); 7283 if (si == null) { 7284 return null; 7285 } 7286 final ResolveInfo res = new ResolveInfo(); 7287 res.serviceInfo = si; 7288 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7289 res.filter = filter; 7290 } 7291 res.priority = info.getPriority(); 7292 res.preferredOrder = service.owner.mPreferredOrder; 7293 //System.out.println("Result: " + res.activityInfo.className + 7294 // " = " + res.priority); 7295 res.match = match; 7296 res.isDefault = info.hasDefault; 7297 res.labelRes = info.labelRes; 7298 res.nonLocalizedLabel = info.nonLocalizedLabel; 7299 res.icon = info.icon; 7300 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7301 return res; 7302 } 7303 7304 @Override 7305 protected void sortResults(List<ResolveInfo> results) { 7306 Collections.sort(results, mResolvePrioritySorter); 7307 } 7308 7309 @Override 7310 protected void dumpFilter(PrintWriter out, String prefix, 7311 PackageParser.ServiceIntentInfo filter) { 7312 out.print(prefix); out.print( 7313 Integer.toHexString(System.identityHashCode(filter.service))); 7314 out.print(' '); 7315 filter.service.printComponentShortName(out); 7316 out.print(" filter "); 7317 out.println(Integer.toHexString(System.identityHashCode(filter))); 7318 } 7319 7320// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7321// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7322// final List<ResolveInfo> retList = Lists.newArrayList(); 7323// while (i.hasNext()) { 7324// final ResolveInfo resolveInfo = (ResolveInfo) i; 7325// if (isEnabledLP(resolveInfo.serviceInfo)) { 7326// retList.add(resolveInfo); 7327// } 7328// } 7329// return retList; 7330// } 7331 7332 // Keys are String (activity class name), values are Activity. 7333 private final HashMap<ComponentName, PackageParser.Service> mServices 7334 = new HashMap<ComponentName, PackageParser.Service>(); 7335 private int mFlags; 7336 }; 7337 7338 private final class ProviderIntentResolver 7339 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7340 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7341 boolean defaultOnly, int userId) { 7342 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7343 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7344 } 7345 7346 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7347 int userId) { 7348 if (!sUserManager.exists(userId)) 7349 return null; 7350 mFlags = flags; 7351 return super.queryIntent(intent, resolvedType, 7352 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7353 } 7354 7355 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7356 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7357 if (!sUserManager.exists(userId)) 7358 return null; 7359 if (packageProviders == null) { 7360 return null; 7361 } 7362 mFlags = flags; 7363 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7364 final int N = packageProviders.size(); 7365 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7366 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7367 7368 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7369 for (int i = 0; i < N; ++i) { 7370 intentFilters = packageProviders.get(i).intents; 7371 if (intentFilters != null && intentFilters.size() > 0) { 7372 PackageParser.ProviderIntentInfo[] array = 7373 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7374 intentFilters.toArray(array); 7375 listCut.add(array); 7376 } 7377 } 7378 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7379 } 7380 7381 public final void addProvider(PackageParser.Provider p) { 7382 if (mProviders.containsKey(p.getComponentName())) { 7383 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7384 return; 7385 } 7386 7387 mProviders.put(p.getComponentName(), p); 7388 if (DEBUG_SHOW_INFO) { 7389 Log.v(TAG, " " 7390 + (p.info.nonLocalizedLabel != null 7391 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7392 Log.v(TAG, " Class=" + p.info.name); 7393 } 7394 final int NI = p.intents.size(); 7395 int j; 7396 for (j = 0; j < NI; j++) { 7397 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7398 if (DEBUG_SHOW_INFO) { 7399 Log.v(TAG, " IntentFilter:"); 7400 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7401 } 7402 if (!intent.debugCheck()) { 7403 Log.w(TAG, "==> For Provider " + p.info.name); 7404 } 7405 addFilter(intent); 7406 } 7407 } 7408 7409 public final void removeProvider(PackageParser.Provider p) { 7410 mProviders.remove(p.getComponentName()); 7411 if (DEBUG_SHOW_INFO) { 7412 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7413 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7414 Log.v(TAG, " Class=" + p.info.name); 7415 } 7416 final int NI = p.intents.size(); 7417 int j; 7418 for (j = 0; j < NI; j++) { 7419 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7420 if (DEBUG_SHOW_INFO) { 7421 Log.v(TAG, " IntentFilter:"); 7422 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7423 } 7424 removeFilter(intent); 7425 } 7426 } 7427 7428 @Override 7429 protected boolean allowFilterResult( 7430 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7431 ProviderInfo filterPi = filter.provider.info; 7432 for (int i = dest.size() - 1; i >= 0; i--) { 7433 ProviderInfo destPi = dest.get(i).providerInfo; 7434 if (destPi.name == filterPi.name 7435 && destPi.packageName == filterPi.packageName) { 7436 return false; 7437 } 7438 } 7439 return true; 7440 } 7441 7442 @Override 7443 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7444 return new PackageParser.ProviderIntentInfo[size]; 7445 } 7446 7447 @Override 7448 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7449 if (!sUserManager.exists(userId)) 7450 return true; 7451 PackageParser.Package p = filter.provider.owner; 7452 if (p != null) { 7453 PackageSetting ps = (PackageSetting) p.mExtras; 7454 if (ps != null) { 7455 // System apps are never considered stopped for purposes of 7456 // filtering, because there may be no way for the user to 7457 // actually re-launch them. 7458 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7459 && ps.getStopped(userId); 7460 } 7461 } 7462 return false; 7463 } 7464 7465 @Override 7466 protected boolean isPackageForFilter(String packageName, 7467 PackageParser.ProviderIntentInfo info) { 7468 return packageName.equals(info.provider.owner.packageName); 7469 } 7470 7471 @Override 7472 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7473 int match, int userId) { 7474 if (!sUserManager.exists(userId)) 7475 return null; 7476 final PackageParser.ProviderIntentInfo info = filter; 7477 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7478 return null; 7479 } 7480 final PackageParser.Provider provider = info.provider; 7481 if (mSafeMode && (provider.info.applicationInfo.flags 7482 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7483 return null; 7484 } 7485 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7486 if (ps == null) { 7487 return null; 7488 } 7489 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7490 ps.readUserState(userId), userId); 7491 if (pi == null) { 7492 return null; 7493 } 7494 final ResolveInfo res = new ResolveInfo(); 7495 res.providerInfo = pi; 7496 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7497 res.filter = filter; 7498 } 7499 res.priority = info.getPriority(); 7500 res.preferredOrder = provider.owner.mPreferredOrder; 7501 res.match = match; 7502 res.isDefault = info.hasDefault; 7503 res.labelRes = info.labelRes; 7504 res.nonLocalizedLabel = info.nonLocalizedLabel; 7505 res.icon = info.icon; 7506 res.system = isSystemApp(res.providerInfo.applicationInfo); 7507 return res; 7508 } 7509 7510 @Override 7511 protected void sortResults(List<ResolveInfo> results) { 7512 Collections.sort(results, mResolvePrioritySorter); 7513 } 7514 7515 @Override 7516 protected void dumpFilter(PrintWriter out, String prefix, 7517 PackageParser.ProviderIntentInfo filter) { 7518 out.print(prefix); 7519 out.print( 7520 Integer.toHexString(System.identityHashCode(filter.provider))); 7521 out.print(' '); 7522 filter.provider.printComponentShortName(out); 7523 out.print(" filter "); 7524 out.println(Integer.toHexString(System.identityHashCode(filter))); 7525 } 7526 7527 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7528 = new HashMap<ComponentName, PackageParser.Provider>(); 7529 private int mFlags; 7530 }; 7531 7532 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7533 new Comparator<ResolveInfo>() { 7534 public int compare(ResolveInfo r1, ResolveInfo r2) { 7535 int v1 = r1.priority; 7536 int v2 = r2.priority; 7537 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7538 if (v1 != v2) { 7539 return (v1 > v2) ? -1 : 1; 7540 } 7541 v1 = r1.preferredOrder; 7542 v2 = r2.preferredOrder; 7543 if (v1 != v2) { 7544 return (v1 > v2) ? -1 : 1; 7545 } 7546 if (r1.isDefault != r2.isDefault) { 7547 return r1.isDefault ? -1 : 1; 7548 } 7549 v1 = r1.match; 7550 v2 = r2.match; 7551 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7552 if (v1 != v2) { 7553 return (v1 > v2) ? -1 : 1; 7554 } 7555 if (r1.system != r2.system) { 7556 return r1.system ? -1 : 1; 7557 } 7558 return 0; 7559 } 7560 }; 7561 7562 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7563 new Comparator<ProviderInfo>() { 7564 public int compare(ProviderInfo p1, ProviderInfo p2) { 7565 final int v1 = p1.initOrder; 7566 final int v2 = p2.initOrder; 7567 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7568 } 7569 }; 7570 7571 static final void sendPackageBroadcast(String action, String pkg, 7572 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7573 int[] userIds) { 7574 IActivityManager am = ActivityManagerNative.getDefault(); 7575 if (am != null) { 7576 try { 7577 if (userIds == null) { 7578 userIds = am.getRunningUserIds(); 7579 } 7580 for (int id : userIds) { 7581 final Intent intent = new Intent(action, 7582 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7583 if (extras != null) { 7584 intent.putExtras(extras); 7585 } 7586 if (targetPkg != null) { 7587 intent.setPackage(targetPkg); 7588 } 7589 // Modify the UID when posting to other users 7590 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7591 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7592 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7593 intent.putExtra(Intent.EXTRA_UID, uid); 7594 } 7595 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7596 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7597 if (DEBUG_BROADCASTS) { 7598 RuntimeException here = new RuntimeException("here"); 7599 here.fillInStackTrace(); 7600 Slog.d(TAG, "Sending to user " + id + ": " 7601 + intent.toShortString(false, true, false, false) 7602 + " " + intent.getExtras(), here); 7603 } 7604 am.broadcastIntent(null, intent, null, finishedReceiver, 7605 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7606 finishedReceiver != null, false, id); 7607 } 7608 } catch (RemoteException ex) { 7609 } 7610 } 7611 } 7612 7613 /** 7614 * Check if the external storage media is available. This is true if there 7615 * is a mounted external storage medium or if the external storage is 7616 * emulated. 7617 */ 7618 private boolean isExternalMediaAvailable() { 7619 return mMediaMounted || Environment.isExternalStorageEmulated(); 7620 } 7621 7622 @Override 7623 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7624 // writer 7625 synchronized (mPackages) { 7626 if (!isExternalMediaAvailable()) { 7627 // If the external storage is no longer mounted at this point, 7628 // the caller may not have been able to delete all of this 7629 // packages files and can not delete any more. Bail. 7630 return null; 7631 } 7632 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7633 if (lastPackage != null) { 7634 pkgs.remove(lastPackage); 7635 } 7636 if (pkgs.size() > 0) { 7637 return pkgs.get(0); 7638 } 7639 } 7640 return null; 7641 } 7642 7643 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7644 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7645 userId, andCode ? 1 : 0, packageName); 7646 if (mSystemReady) { 7647 msg.sendToTarget(); 7648 } else { 7649 if (mPostSystemReadyMessages == null) { 7650 mPostSystemReadyMessages = new ArrayList<>(); 7651 } 7652 mPostSystemReadyMessages.add(msg); 7653 } 7654 } 7655 7656 void startCleaningPackages() { 7657 // reader 7658 synchronized (mPackages) { 7659 if (!isExternalMediaAvailable()) { 7660 return; 7661 } 7662 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7663 return; 7664 } 7665 } 7666 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7667 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7668 IActivityManager am = ActivityManagerNative.getDefault(); 7669 if (am != null) { 7670 try { 7671 am.startService(null, intent, null, UserHandle.USER_OWNER); 7672 } catch (RemoteException e) { 7673 } 7674 } 7675 } 7676 7677 @Override 7678 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7679 int installFlags, String installerPackageName, VerificationParams verificationParams, 7680 String packageAbiOverride) { 7681 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7682 packageAbiOverride, UserHandle.getCallingUserId()); 7683 } 7684 7685 @Override 7686 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7687 int installFlags, String installerPackageName, VerificationParams verificationParams, 7688 String packageAbiOverride, int userId) { 7689 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 7690 7691 final int callingUid = Binder.getCallingUid(); 7692 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 7693 7694 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7695 try { 7696 if (observer != null) { 7697 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7698 } 7699 } catch (RemoteException re) { 7700 } 7701 return; 7702 } 7703 7704 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 7705 installFlags |= PackageManager.INSTALL_FROM_ADB; 7706 7707 } else { 7708 // Caller holds INSTALL_PACKAGES permission, so we're less strict 7709 // about installerPackageName. 7710 7711 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 7712 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 7713 } 7714 7715 UserHandle user; 7716 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7717 user = UserHandle.ALL; 7718 } else { 7719 user = new UserHandle(userId); 7720 } 7721 7722 verificationParams.setInstallerUid(callingUid); 7723 7724 final File originFile = new File(originPath); 7725 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7726 7727 final Message msg = mHandler.obtainMessage(INIT_COPY); 7728 msg.obj = new InstallParams(origin, observer, installFlags, 7729 installerPackageName, verificationParams, user, packageAbiOverride); 7730 mHandler.sendMessage(msg); 7731 } 7732 7733 void installStage(String packageName, File stagedDir, String stagedCid, 7734 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7735 String installerPackageName, int installerUid, UserHandle user) { 7736 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7737 params.referrerUri, installerUid, null); 7738 7739 final OriginInfo origin; 7740 if (stagedDir != null) { 7741 origin = OriginInfo.fromStagedFile(stagedDir); 7742 } else { 7743 origin = OriginInfo.fromStagedContainer(stagedCid); 7744 } 7745 7746 final Message msg = mHandler.obtainMessage(INIT_COPY); 7747 msg.obj = new InstallParams(origin, observer, params.installFlags, 7748 installerPackageName, verifParams, user, params.abiOverride); 7749 mHandler.sendMessage(msg); 7750 } 7751 7752 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7753 Bundle extras = new Bundle(1); 7754 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7755 7756 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7757 packageName, extras, null, null, new int[] {userId}); 7758 try { 7759 IActivityManager am = ActivityManagerNative.getDefault(); 7760 final boolean isSystem = 7761 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7762 if (isSystem && am.isUserRunning(userId, false)) { 7763 // The just-installed/enabled app is bundled on the system, so presumed 7764 // to be able to run automatically without needing an explicit launch. 7765 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7766 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7767 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7768 .setPackage(packageName); 7769 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7770 android.app.AppOpsManager.OP_NONE, false, false, userId); 7771 } 7772 } catch (RemoteException e) { 7773 // shouldn't happen 7774 Slog.w(TAG, "Unable to bootstrap installed package", e); 7775 } 7776 } 7777 7778 @Override 7779 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7780 int userId) { 7781 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7782 PackageSetting pkgSetting; 7783 final int uid = Binder.getCallingUid(); 7784 enforceCrossUserPermission(uid, userId, true, true, 7785 "setApplicationHiddenSetting for user " + userId); 7786 7787 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7788 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7789 return false; 7790 } 7791 7792 long callingId = Binder.clearCallingIdentity(); 7793 try { 7794 boolean sendAdded = false; 7795 boolean sendRemoved = false; 7796 // writer 7797 synchronized (mPackages) { 7798 pkgSetting = mSettings.mPackages.get(packageName); 7799 if (pkgSetting == null) { 7800 return false; 7801 } 7802 if (pkgSetting.getHidden(userId) != hidden) { 7803 pkgSetting.setHidden(hidden, userId); 7804 mSettings.writePackageRestrictionsLPr(userId); 7805 if (hidden) { 7806 sendRemoved = true; 7807 } else { 7808 sendAdded = true; 7809 } 7810 } 7811 } 7812 if (sendAdded) { 7813 sendPackageAddedForUser(packageName, pkgSetting, userId); 7814 return true; 7815 } 7816 if (sendRemoved) { 7817 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7818 "hiding pkg"); 7819 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7820 } 7821 } finally { 7822 Binder.restoreCallingIdentity(callingId); 7823 } 7824 return false; 7825 } 7826 7827 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7828 int userId) { 7829 final PackageRemovedInfo info = new PackageRemovedInfo(); 7830 info.removedPackage = packageName; 7831 info.removedUsers = new int[] {userId}; 7832 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7833 info.sendBroadcast(false, false, false); 7834 } 7835 7836 /** 7837 * Returns true if application is not found or there was an error. Otherwise it returns 7838 * the hidden state of the package for the given user. 7839 */ 7840 @Override 7841 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7842 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7843 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7844 false, "getApplicationHidden for user " + userId); 7845 PackageSetting pkgSetting; 7846 long callingId = Binder.clearCallingIdentity(); 7847 try { 7848 // writer 7849 synchronized (mPackages) { 7850 pkgSetting = mSettings.mPackages.get(packageName); 7851 if (pkgSetting == null) { 7852 return true; 7853 } 7854 return pkgSetting.getHidden(userId); 7855 } 7856 } finally { 7857 Binder.restoreCallingIdentity(callingId); 7858 } 7859 } 7860 7861 /** 7862 * @hide 7863 */ 7864 @Override 7865 public int installExistingPackageAsUser(String packageName, int userId) { 7866 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7867 null); 7868 PackageSetting pkgSetting; 7869 final int uid = Binder.getCallingUid(); 7870 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 7871 + userId); 7872 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7873 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7874 } 7875 7876 long callingId = Binder.clearCallingIdentity(); 7877 try { 7878 boolean sendAdded = false; 7879 Bundle extras = new Bundle(1); 7880 7881 // writer 7882 synchronized (mPackages) { 7883 pkgSetting = mSettings.mPackages.get(packageName); 7884 if (pkgSetting == null) { 7885 return PackageManager.INSTALL_FAILED_INVALID_URI; 7886 } 7887 if (!pkgSetting.getInstalled(userId)) { 7888 pkgSetting.setInstalled(true, userId); 7889 pkgSetting.setHidden(false, userId); 7890 mSettings.writePackageRestrictionsLPr(userId); 7891 sendAdded = true; 7892 } 7893 } 7894 7895 if (sendAdded) { 7896 sendPackageAddedForUser(packageName, pkgSetting, userId); 7897 } 7898 } finally { 7899 Binder.restoreCallingIdentity(callingId); 7900 } 7901 7902 return PackageManager.INSTALL_SUCCEEDED; 7903 } 7904 7905 boolean isUserRestricted(int userId, String restrictionKey) { 7906 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7907 if (restrictions.getBoolean(restrictionKey, false)) { 7908 Log.w(TAG, "User is restricted: " + restrictionKey); 7909 return true; 7910 } 7911 return false; 7912 } 7913 7914 @Override 7915 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7916 mContext.enforceCallingOrSelfPermission( 7917 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7918 "Only package verification agents can verify applications"); 7919 7920 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7921 final PackageVerificationResponse response = new PackageVerificationResponse( 7922 verificationCode, Binder.getCallingUid()); 7923 msg.arg1 = id; 7924 msg.obj = response; 7925 mHandler.sendMessage(msg); 7926 } 7927 7928 @Override 7929 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7930 long millisecondsToDelay) { 7931 mContext.enforceCallingOrSelfPermission( 7932 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7933 "Only package verification agents can extend verification timeouts"); 7934 7935 final PackageVerificationState state = mPendingVerification.get(id); 7936 final PackageVerificationResponse response = new PackageVerificationResponse( 7937 verificationCodeAtTimeout, Binder.getCallingUid()); 7938 7939 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7940 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7941 } 7942 if (millisecondsToDelay < 0) { 7943 millisecondsToDelay = 0; 7944 } 7945 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7946 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7947 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7948 } 7949 7950 if ((state != null) && !state.timeoutExtended()) { 7951 state.extendTimeout(); 7952 7953 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7954 msg.arg1 = id; 7955 msg.obj = response; 7956 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7957 } 7958 } 7959 7960 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7961 int verificationCode, UserHandle user) { 7962 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7963 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7964 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7965 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7966 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7967 7968 mContext.sendBroadcastAsUser(intent, user, 7969 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7970 } 7971 7972 private ComponentName matchComponentForVerifier(String packageName, 7973 List<ResolveInfo> receivers) { 7974 ActivityInfo targetReceiver = null; 7975 7976 final int NR = receivers.size(); 7977 for (int i = 0; i < NR; i++) { 7978 final ResolveInfo info = receivers.get(i); 7979 if (info.activityInfo == null) { 7980 continue; 7981 } 7982 7983 if (packageName.equals(info.activityInfo.packageName)) { 7984 targetReceiver = info.activityInfo; 7985 break; 7986 } 7987 } 7988 7989 if (targetReceiver == null) { 7990 return null; 7991 } 7992 7993 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7994 } 7995 7996 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7997 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7998 if (pkgInfo.verifiers.length == 0) { 7999 return null; 8000 } 8001 8002 final int N = pkgInfo.verifiers.length; 8003 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8004 for (int i = 0; i < N; i++) { 8005 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8006 8007 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8008 receivers); 8009 if (comp == null) { 8010 continue; 8011 } 8012 8013 final int verifierUid = getUidForVerifier(verifierInfo); 8014 if (verifierUid == -1) { 8015 continue; 8016 } 8017 8018 if (DEBUG_VERIFY) { 8019 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8020 + " with the correct signature"); 8021 } 8022 sufficientVerifiers.add(comp); 8023 verificationState.addSufficientVerifier(verifierUid); 8024 } 8025 8026 return sufficientVerifiers; 8027 } 8028 8029 private int getUidForVerifier(VerifierInfo verifierInfo) { 8030 synchronized (mPackages) { 8031 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8032 if (pkg == null) { 8033 return -1; 8034 } else if (pkg.mSignatures.length != 1) { 8035 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8036 + " has more than one signature; ignoring"); 8037 return -1; 8038 } 8039 8040 /* 8041 * If the public key of the package's signature does not match 8042 * our expected public key, then this is a different package and 8043 * we should skip. 8044 */ 8045 8046 final byte[] expectedPublicKey; 8047 try { 8048 final Signature verifierSig = pkg.mSignatures[0]; 8049 final PublicKey publicKey = verifierSig.getPublicKey(); 8050 expectedPublicKey = publicKey.getEncoded(); 8051 } catch (CertificateException e) { 8052 return -1; 8053 } 8054 8055 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8056 8057 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8058 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8059 + " does not have the expected public key; ignoring"); 8060 return -1; 8061 } 8062 8063 return pkg.applicationInfo.uid; 8064 } 8065 } 8066 8067 @Override 8068 public void finishPackageInstall(int token) { 8069 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8070 8071 if (DEBUG_INSTALL) { 8072 Slog.v(TAG, "BM finishing package install for " + token); 8073 } 8074 8075 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8076 mHandler.sendMessage(msg); 8077 } 8078 8079 /** 8080 * Get the verification agent timeout. 8081 * 8082 * @return verification timeout in milliseconds 8083 */ 8084 private long getVerificationTimeout() { 8085 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8086 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8087 DEFAULT_VERIFICATION_TIMEOUT); 8088 } 8089 8090 /** 8091 * Get the default verification agent response code. 8092 * 8093 * @return default verification response code 8094 */ 8095 private int getDefaultVerificationResponse() { 8096 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8097 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8098 DEFAULT_VERIFICATION_RESPONSE); 8099 } 8100 8101 /** 8102 * Check whether or not package verification has been enabled. 8103 * 8104 * @return true if verification should be performed 8105 */ 8106 private boolean isVerificationEnabled(int userId, int installFlags) { 8107 if (!DEFAULT_VERIFY_ENABLE) { 8108 return false; 8109 } 8110 8111 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8112 8113 // Check if installing from ADB 8114 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8115 // Do not run verification in a test harness environment 8116 if (ActivityManager.isRunningInTestHarness()) { 8117 return false; 8118 } 8119 if (ensureVerifyAppsEnabled) { 8120 return true; 8121 } 8122 // Check if the developer does not want package verification for ADB installs 8123 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8124 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8125 return false; 8126 } 8127 } 8128 8129 if (ensureVerifyAppsEnabled) { 8130 return true; 8131 } 8132 8133 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8134 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8135 } 8136 8137 /** 8138 * Get the "allow unknown sources" setting. 8139 * 8140 * @return the current "allow unknown sources" setting 8141 */ 8142 private int getUnknownSourcesSettings() { 8143 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8144 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8145 -1); 8146 } 8147 8148 @Override 8149 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8150 final int uid = Binder.getCallingUid(); 8151 // writer 8152 synchronized (mPackages) { 8153 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8154 if (targetPackageSetting == null) { 8155 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8156 } 8157 8158 PackageSetting installerPackageSetting; 8159 if (installerPackageName != null) { 8160 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8161 if (installerPackageSetting == null) { 8162 throw new IllegalArgumentException("Unknown installer package: " 8163 + installerPackageName); 8164 } 8165 } else { 8166 installerPackageSetting = null; 8167 } 8168 8169 Signature[] callerSignature; 8170 Object obj = mSettings.getUserIdLPr(uid); 8171 if (obj != null) { 8172 if (obj instanceof SharedUserSetting) { 8173 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8174 } else if (obj instanceof PackageSetting) { 8175 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8176 } else { 8177 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8178 } 8179 } else { 8180 throw new SecurityException("Unknown calling uid " + uid); 8181 } 8182 8183 // Verify: can't set installerPackageName to a package that is 8184 // not signed with the same cert as the caller. 8185 if (installerPackageSetting != null) { 8186 if (compareSignatures(callerSignature, 8187 installerPackageSetting.signatures.mSignatures) 8188 != PackageManager.SIGNATURE_MATCH) { 8189 throw new SecurityException( 8190 "Caller does not have same cert as new installer package " 8191 + installerPackageName); 8192 } 8193 } 8194 8195 // Verify: if target already has an installer package, it must 8196 // be signed with the same cert as the caller. 8197 if (targetPackageSetting.installerPackageName != null) { 8198 PackageSetting setting = mSettings.mPackages.get( 8199 targetPackageSetting.installerPackageName); 8200 // If the currently set package isn't valid, then it's always 8201 // okay to change it. 8202 if (setting != null) { 8203 if (compareSignatures(callerSignature, 8204 setting.signatures.mSignatures) 8205 != PackageManager.SIGNATURE_MATCH) { 8206 throw new SecurityException( 8207 "Caller does not have same cert as old installer package " 8208 + targetPackageSetting.installerPackageName); 8209 } 8210 } 8211 } 8212 8213 // Okay! 8214 targetPackageSetting.installerPackageName = installerPackageName; 8215 scheduleWriteSettingsLocked(); 8216 } 8217 } 8218 8219 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8220 // Queue up an async operation since the package installation may take a little while. 8221 mHandler.post(new Runnable() { 8222 public void run() { 8223 mHandler.removeCallbacks(this); 8224 // Result object to be returned 8225 PackageInstalledInfo res = new PackageInstalledInfo(); 8226 res.returnCode = currentStatus; 8227 res.uid = -1; 8228 res.pkg = null; 8229 res.removedInfo = new PackageRemovedInfo(); 8230 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8231 args.doPreInstall(res.returnCode); 8232 synchronized (mInstallLock) { 8233 installPackageLI(args, res); 8234 } 8235 args.doPostInstall(res.returnCode, res.uid); 8236 } 8237 8238 // A restore should be performed at this point if (a) the install 8239 // succeeded, (b) the operation is not an update, and (c) the new 8240 // package has not opted out of backup participation. 8241 final boolean update = res.removedInfo.removedPackage != null; 8242 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8243 boolean doRestore = !update 8244 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8245 8246 // Set up the post-install work request bookkeeping. This will be used 8247 // and cleaned up by the post-install event handling regardless of whether 8248 // there's a restore pass performed. Token values are >= 1. 8249 int token; 8250 if (mNextInstallToken < 0) mNextInstallToken = 1; 8251 token = mNextInstallToken++; 8252 8253 PostInstallData data = new PostInstallData(args, res); 8254 mRunningInstalls.put(token, data); 8255 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8256 8257 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8258 // Pass responsibility to the Backup Manager. It will perform a 8259 // restore if appropriate, then pass responsibility back to the 8260 // Package Manager to run the post-install observer callbacks 8261 // and broadcasts. 8262 IBackupManager bm = IBackupManager.Stub.asInterface( 8263 ServiceManager.getService(Context.BACKUP_SERVICE)); 8264 if (bm != null) { 8265 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8266 + " to BM for possible restore"); 8267 try { 8268 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8269 } catch (RemoteException e) { 8270 // can't happen; the backup manager is local 8271 } catch (Exception e) { 8272 Slog.e(TAG, "Exception trying to enqueue restore", e); 8273 doRestore = false; 8274 } 8275 } else { 8276 Slog.e(TAG, "Backup Manager not found!"); 8277 doRestore = false; 8278 } 8279 } 8280 8281 if (!doRestore) { 8282 // No restore possible, or the Backup Manager was mysteriously not 8283 // available -- just fire the post-install work request directly. 8284 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8285 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8286 mHandler.sendMessage(msg); 8287 } 8288 } 8289 }); 8290 } 8291 8292 private abstract class HandlerParams { 8293 private static final int MAX_RETRIES = 4; 8294 8295 /** 8296 * Number of times startCopy() has been attempted and had a non-fatal 8297 * error. 8298 */ 8299 private int mRetries = 0; 8300 8301 /** User handle for the user requesting the information or installation. */ 8302 private final UserHandle mUser; 8303 8304 HandlerParams(UserHandle user) { 8305 mUser = user; 8306 } 8307 8308 UserHandle getUser() { 8309 return mUser; 8310 } 8311 8312 final boolean startCopy() { 8313 boolean res; 8314 try { 8315 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8316 8317 if (++mRetries > MAX_RETRIES) { 8318 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8319 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8320 handleServiceError(); 8321 return false; 8322 } else { 8323 handleStartCopy(); 8324 res = true; 8325 } 8326 } catch (RemoteException e) { 8327 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8328 mHandler.sendEmptyMessage(MCS_RECONNECT); 8329 res = false; 8330 } 8331 handleReturnCode(); 8332 return res; 8333 } 8334 8335 final void serviceError() { 8336 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8337 handleServiceError(); 8338 handleReturnCode(); 8339 } 8340 8341 abstract void handleStartCopy() throws RemoteException; 8342 abstract void handleServiceError(); 8343 abstract void handleReturnCode(); 8344 } 8345 8346 class MeasureParams extends HandlerParams { 8347 private final PackageStats mStats; 8348 private boolean mSuccess; 8349 8350 private final IPackageStatsObserver mObserver; 8351 8352 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8353 super(new UserHandle(stats.userHandle)); 8354 mObserver = observer; 8355 mStats = stats; 8356 } 8357 8358 @Override 8359 public String toString() { 8360 return "MeasureParams{" 8361 + Integer.toHexString(System.identityHashCode(this)) 8362 + " " + mStats.packageName + "}"; 8363 } 8364 8365 @Override 8366 void handleStartCopy() throws RemoteException { 8367 synchronized (mInstallLock) { 8368 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8369 } 8370 8371 if (mSuccess) { 8372 final boolean mounted; 8373 if (Environment.isExternalStorageEmulated()) { 8374 mounted = true; 8375 } else { 8376 final String status = Environment.getExternalStorageState(); 8377 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8378 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8379 } 8380 8381 if (mounted) { 8382 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8383 8384 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8385 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8386 8387 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8388 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8389 8390 // Always subtract cache size, since it's a subdirectory 8391 mStats.externalDataSize -= mStats.externalCacheSize; 8392 8393 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8394 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8395 8396 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8397 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8398 } 8399 } 8400 } 8401 8402 @Override 8403 void handleReturnCode() { 8404 if (mObserver != null) { 8405 try { 8406 mObserver.onGetStatsCompleted(mStats, mSuccess); 8407 } catch (RemoteException e) { 8408 Slog.i(TAG, "Observer no longer exists."); 8409 } 8410 } 8411 } 8412 8413 @Override 8414 void handleServiceError() { 8415 Slog.e(TAG, "Could not measure application " + mStats.packageName 8416 + " external storage"); 8417 } 8418 } 8419 8420 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8421 throws RemoteException { 8422 long result = 0; 8423 for (File path : paths) { 8424 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8425 } 8426 return result; 8427 } 8428 8429 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8430 for (File path : paths) { 8431 try { 8432 mcs.clearDirectory(path.getAbsolutePath()); 8433 } catch (RemoteException e) { 8434 } 8435 } 8436 } 8437 8438 static class OriginInfo { 8439 /** 8440 * Location where install is coming from, before it has been 8441 * copied/renamed into place. This could be a single monolithic APK 8442 * file, or a cluster directory. This location may be untrusted. 8443 */ 8444 final File file; 8445 final String cid; 8446 8447 /** 8448 * Flag indicating that {@link #file} or {@link #cid} has already been 8449 * staged, meaning downstream users don't need to defensively copy the 8450 * contents. 8451 */ 8452 final boolean staged; 8453 8454 /** 8455 * Flag indicating that {@link #file} or {@link #cid} is an already 8456 * installed app that is being moved. 8457 */ 8458 final boolean existing; 8459 8460 final String resolvedPath; 8461 final File resolvedFile; 8462 8463 static OriginInfo fromNothing() { 8464 return new OriginInfo(null, null, false, false); 8465 } 8466 8467 static OriginInfo fromUntrustedFile(File file) { 8468 return new OriginInfo(file, null, false, false); 8469 } 8470 8471 static OriginInfo fromExistingFile(File file) { 8472 return new OriginInfo(file, null, false, true); 8473 } 8474 8475 static OriginInfo fromStagedFile(File file) { 8476 return new OriginInfo(file, null, true, false); 8477 } 8478 8479 static OriginInfo fromStagedContainer(String cid) { 8480 return new OriginInfo(null, cid, true, false); 8481 } 8482 8483 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8484 this.file = file; 8485 this.cid = cid; 8486 this.staged = staged; 8487 this.existing = existing; 8488 8489 if (cid != null) { 8490 resolvedPath = PackageHelper.getSdDir(cid); 8491 resolvedFile = new File(resolvedPath); 8492 } else if (file != null) { 8493 resolvedPath = file.getAbsolutePath(); 8494 resolvedFile = file; 8495 } else { 8496 resolvedPath = null; 8497 resolvedFile = null; 8498 } 8499 } 8500 } 8501 8502 class InstallParams extends HandlerParams { 8503 final OriginInfo origin; 8504 final IPackageInstallObserver2 observer; 8505 int installFlags; 8506 final String installerPackageName; 8507 final VerificationParams verificationParams; 8508 private InstallArgs mArgs; 8509 private int mRet; 8510 final String packageAbiOverride; 8511 8512 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8513 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8514 String packageAbiOverride) { 8515 super(user); 8516 this.origin = origin; 8517 this.observer = observer; 8518 this.installFlags = installFlags; 8519 this.installerPackageName = installerPackageName; 8520 this.verificationParams = verificationParams; 8521 this.packageAbiOverride = packageAbiOverride; 8522 } 8523 8524 @Override 8525 public String toString() { 8526 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8527 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8528 } 8529 8530 public ManifestDigest getManifestDigest() { 8531 if (verificationParams == null) { 8532 return null; 8533 } 8534 return verificationParams.getManifestDigest(); 8535 } 8536 8537 private int installLocationPolicy(PackageInfoLite pkgLite) { 8538 String packageName = pkgLite.packageName; 8539 int installLocation = pkgLite.installLocation; 8540 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8541 // reader 8542 synchronized (mPackages) { 8543 PackageParser.Package pkg = mPackages.get(packageName); 8544 if (pkg != null) { 8545 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8546 // Check for downgrading. 8547 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8548 if (pkgLite.versionCode < pkg.mVersionCode) { 8549 Slog.w(TAG, "Can't install update of " + packageName 8550 + " update version " + pkgLite.versionCode 8551 + " is older than installed version " 8552 + pkg.mVersionCode); 8553 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8554 } 8555 } 8556 // Check for updated system application. 8557 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8558 if (onSd) { 8559 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8560 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8561 } 8562 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8563 } else { 8564 if (onSd) { 8565 // Install flag overrides everything. 8566 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8567 } 8568 // If current upgrade specifies particular preference 8569 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8570 // Application explicitly specified internal. 8571 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8572 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8573 // App explictly prefers external. Let policy decide 8574 } else { 8575 // Prefer previous location 8576 if (isExternal(pkg)) { 8577 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8578 } 8579 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8580 } 8581 } 8582 } else { 8583 // Invalid install. Return error code 8584 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8585 } 8586 } 8587 } 8588 // All the special cases have been taken care of. 8589 // Return result based on recommended install location. 8590 if (onSd) { 8591 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8592 } 8593 return pkgLite.recommendedInstallLocation; 8594 } 8595 8596 /* 8597 * Invoke remote method to get package information and install 8598 * location values. Override install location based on default 8599 * policy if needed and then create install arguments based 8600 * on the install location. 8601 */ 8602 public void handleStartCopy() throws RemoteException { 8603 int ret = PackageManager.INSTALL_SUCCEEDED; 8604 8605 // If we're already staged, we've firmly committed to an install location 8606 if (origin.staged) { 8607 if (origin.file != null) { 8608 installFlags |= PackageManager.INSTALL_INTERNAL; 8609 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8610 } else if (origin.cid != null) { 8611 installFlags |= PackageManager.INSTALL_EXTERNAL; 8612 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8613 } else { 8614 throw new IllegalStateException("Invalid stage location"); 8615 } 8616 } 8617 8618 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8619 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8620 8621 PackageInfoLite pkgLite = null; 8622 8623 if (onInt && onSd) { 8624 // Check if both bits are set. 8625 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8626 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8627 } else { 8628 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8629 packageAbiOverride); 8630 8631 /* 8632 * If we have too little free space, try to free cache 8633 * before giving up. 8634 */ 8635 if (!origin.staged && pkgLite.recommendedInstallLocation 8636 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8637 // TODO: focus freeing disk space on the target device 8638 final StorageManager storage = StorageManager.from(mContext); 8639 final long lowThreshold = storage.getStorageLowBytes( 8640 Environment.getDataDirectory()); 8641 8642 final long sizeBytes = mContainerService.calculateInstalledSize( 8643 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8644 8645 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8646 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8647 installFlags, packageAbiOverride); 8648 } 8649 8650 /* 8651 * The cache free must have deleted the file we 8652 * downloaded to install. 8653 * 8654 * TODO: fix the "freeCache" call to not delete 8655 * the file we care about. 8656 */ 8657 if (pkgLite.recommendedInstallLocation 8658 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8659 pkgLite.recommendedInstallLocation 8660 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8661 } 8662 } 8663 } 8664 8665 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8666 int loc = pkgLite.recommendedInstallLocation; 8667 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8668 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8669 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8670 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8671 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8672 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8673 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8674 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8675 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8676 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8677 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8678 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8679 } else { 8680 // Override with defaults if needed. 8681 loc = installLocationPolicy(pkgLite); 8682 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8683 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8684 } else if (!onSd && !onInt) { 8685 // Override install location with flags 8686 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8687 // Set the flag to install on external media. 8688 installFlags |= PackageManager.INSTALL_EXTERNAL; 8689 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8690 } else { 8691 // Make sure the flag for installing on external 8692 // media is unset 8693 installFlags |= PackageManager.INSTALL_INTERNAL; 8694 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8695 } 8696 } 8697 } 8698 } 8699 8700 final InstallArgs args = createInstallArgs(this); 8701 mArgs = args; 8702 8703 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8704 /* 8705 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8706 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8707 */ 8708 int userIdentifier = getUser().getIdentifier(); 8709 if (userIdentifier == UserHandle.USER_ALL 8710 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8711 userIdentifier = UserHandle.USER_OWNER; 8712 } 8713 8714 /* 8715 * Determine if we have any installed package verifiers. If we 8716 * do, then we'll defer to them to verify the packages. 8717 */ 8718 final int requiredUid = mRequiredVerifierPackage == null ? -1 8719 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8720 if (!origin.existing && requiredUid != -1 8721 && isVerificationEnabled(userIdentifier, installFlags)) { 8722 final Intent verification = new Intent( 8723 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8724 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8725 PACKAGE_MIME_TYPE); 8726 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8727 8728 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8729 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8730 0 /* TODO: Which userId? */); 8731 8732 if (DEBUG_VERIFY) { 8733 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8734 + verification.toString() + " with " + pkgLite.verifiers.length 8735 + " optional verifiers"); 8736 } 8737 8738 final int verificationId = mPendingVerificationToken++; 8739 8740 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8741 8742 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8743 installerPackageName); 8744 8745 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8746 installFlags); 8747 8748 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8749 pkgLite.packageName); 8750 8751 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8752 pkgLite.versionCode); 8753 8754 if (verificationParams != null) { 8755 if (verificationParams.getVerificationURI() != null) { 8756 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8757 verificationParams.getVerificationURI()); 8758 } 8759 if (verificationParams.getOriginatingURI() != null) { 8760 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8761 verificationParams.getOriginatingURI()); 8762 } 8763 if (verificationParams.getReferrer() != null) { 8764 verification.putExtra(Intent.EXTRA_REFERRER, 8765 verificationParams.getReferrer()); 8766 } 8767 if (verificationParams.getOriginatingUid() >= 0) { 8768 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8769 verificationParams.getOriginatingUid()); 8770 } 8771 if (verificationParams.getInstallerUid() >= 0) { 8772 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8773 verificationParams.getInstallerUid()); 8774 } 8775 } 8776 8777 final PackageVerificationState verificationState = new PackageVerificationState( 8778 requiredUid, args); 8779 8780 mPendingVerification.append(verificationId, verificationState); 8781 8782 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8783 receivers, verificationState); 8784 8785 /* 8786 * If any sufficient verifiers were listed in the package 8787 * manifest, attempt to ask them. 8788 */ 8789 if (sufficientVerifiers != null) { 8790 final int N = sufficientVerifiers.size(); 8791 if (N == 0) { 8792 Slog.i(TAG, "Additional verifiers required, but none installed."); 8793 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8794 } else { 8795 for (int i = 0; i < N; i++) { 8796 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8797 8798 final Intent sufficientIntent = new Intent(verification); 8799 sufficientIntent.setComponent(verifierComponent); 8800 8801 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8802 } 8803 } 8804 } 8805 8806 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8807 mRequiredVerifierPackage, receivers); 8808 if (ret == PackageManager.INSTALL_SUCCEEDED 8809 && mRequiredVerifierPackage != null) { 8810 /* 8811 * Send the intent to the required verification agent, 8812 * but only start the verification timeout after the 8813 * target BroadcastReceivers have run. 8814 */ 8815 verification.setComponent(requiredVerifierComponent); 8816 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8817 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8818 new BroadcastReceiver() { 8819 @Override 8820 public void onReceive(Context context, Intent intent) { 8821 final Message msg = mHandler 8822 .obtainMessage(CHECK_PENDING_VERIFICATION); 8823 msg.arg1 = verificationId; 8824 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8825 } 8826 }, null, 0, null, null); 8827 8828 /* 8829 * We don't want the copy to proceed until verification 8830 * succeeds, so null out this field. 8831 */ 8832 mArgs = null; 8833 } 8834 } else { 8835 /* 8836 * No package verification is enabled, so immediately start 8837 * the remote call to initiate copy using temporary file. 8838 */ 8839 ret = args.copyApk(mContainerService, true); 8840 } 8841 } 8842 8843 mRet = ret; 8844 } 8845 8846 @Override 8847 void handleReturnCode() { 8848 // If mArgs is null, then MCS couldn't be reached. When it 8849 // reconnects, it will try again to install. At that point, this 8850 // will succeed. 8851 if (mArgs != null) { 8852 processPendingInstall(mArgs, mRet); 8853 } 8854 } 8855 8856 @Override 8857 void handleServiceError() { 8858 mArgs = createInstallArgs(this); 8859 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8860 } 8861 8862 public boolean isForwardLocked() { 8863 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8864 } 8865 } 8866 8867 /** 8868 * Used during creation of InstallArgs 8869 * 8870 * @param installFlags package installation flags 8871 * @return true if should be installed on external storage 8872 */ 8873 private static boolean installOnSd(int installFlags) { 8874 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8875 return false; 8876 } 8877 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8878 return true; 8879 } 8880 return false; 8881 } 8882 8883 /** 8884 * Used during creation of InstallArgs 8885 * 8886 * @param installFlags package installation flags 8887 * @return true if should be installed as forward locked 8888 */ 8889 private static boolean installForwardLocked(int installFlags) { 8890 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8891 } 8892 8893 private InstallArgs createInstallArgs(InstallParams params) { 8894 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8895 return new AsecInstallArgs(params); 8896 } else { 8897 return new FileInstallArgs(params); 8898 } 8899 } 8900 8901 /** 8902 * Create args that describe an existing installed package. Typically used 8903 * when cleaning up old installs, or used as a move source. 8904 */ 8905 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8906 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8907 final boolean isInAsec; 8908 if (installOnSd(installFlags)) { 8909 /* Apps on SD card are always in ASEC containers. */ 8910 isInAsec = true; 8911 } else if (installForwardLocked(installFlags) 8912 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8913 /* 8914 * Forward-locked apps are only in ASEC containers if they're the 8915 * new style 8916 */ 8917 isInAsec = true; 8918 } else { 8919 isInAsec = false; 8920 } 8921 8922 if (isInAsec) { 8923 return new AsecInstallArgs(codePath, instructionSets, 8924 installOnSd(installFlags), installForwardLocked(installFlags)); 8925 } else { 8926 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8927 instructionSets); 8928 } 8929 } 8930 8931 static abstract class InstallArgs { 8932 /** @see InstallParams#origin */ 8933 final OriginInfo origin; 8934 8935 final IPackageInstallObserver2 observer; 8936 // Always refers to PackageManager flags only 8937 final int installFlags; 8938 final String installerPackageName; 8939 final ManifestDigest manifestDigest; 8940 final UserHandle user; 8941 final String abiOverride; 8942 8943 // The list of instruction sets supported by this app. This is currently 8944 // only used during the rmdex() phase to clean up resources. We can get rid of this 8945 // if we move dex files under the common app path. 8946 /* nullable */ String[] instructionSets; 8947 8948 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8949 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 8950 String[] instructionSets, String abiOverride) { 8951 this.origin = origin; 8952 this.installFlags = installFlags; 8953 this.observer = observer; 8954 this.installerPackageName = installerPackageName; 8955 this.manifestDigest = manifestDigest; 8956 this.user = user; 8957 this.instructionSets = instructionSets; 8958 this.abiOverride = abiOverride; 8959 } 8960 8961 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8962 abstract int doPreInstall(int status); 8963 8964 /** 8965 * Rename package into final resting place. All paths on the given 8966 * scanned package should be updated to reflect the rename. 8967 */ 8968 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 8969 abstract int doPostInstall(int status, int uid); 8970 8971 /** @see PackageSettingBase#codePathString */ 8972 abstract String getCodePath(); 8973 /** @see PackageSettingBase#resourcePathString */ 8974 abstract String getResourcePath(); 8975 abstract String getLegacyNativeLibraryPath(); 8976 8977 // Need installer lock especially for dex file removal. 8978 abstract void cleanUpResourcesLI(); 8979 abstract boolean doPostDeleteLI(boolean delete); 8980 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 8981 8982 /** 8983 * Called before the source arguments are copied. This is used mostly 8984 * for MoveParams when it needs to read the source file to put it in the 8985 * destination. 8986 */ 8987 int doPreCopy() { 8988 return PackageManager.INSTALL_SUCCEEDED; 8989 } 8990 8991 /** 8992 * Called after the source arguments are copied. This is used mostly for 8993 * MoveParams when it needs to read the source file to put it in the 8994 * destination. 8995 * 8996 * @return 8997 */ 8998 int doPostCopy(int uid) { 8999 return PackageManager.INSTALL_SUCCEEDED; 9000 } 9001 9002 protected boolean isFwdLocked() { 9003 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9004 } 9005 9006 protected boolean isExternal() { 9007 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9008 } 9009 9010 UserHandle getUser() { 9011 return user; 9012 } 9013 } 9014 9015 /** 9016 * Logic to handle installation of non-ASEC applications, including copying 9017 * and renaming logic. 9018 */ 9019 class FileInstallArgs extends InstallArgs { 9020 private File codeFile; 9021 private File resourceFile; 9022 private File legacyNativeLibraryPath; 9023 9024 // Example topology: 9025 // /data/app/com.example/base.apk 9026 // /data/app/com.example/split_foo.apk 9027 // /data/app/com.example/lib/arm/libfoo.so 9028 // /data/app/com.example/lib/arm64/libfoo.so 9029 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9030 9031 /** New install */ 9032 FileInstallArgs(InstallParams params) { 9033 super(params.origin, params.observer, params.installFlags, 9034 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9035 null /* instruction sets */, params.packageAbiOverride); 9036 if (isFwdLocked()) { 9037 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9038 } 9039 } 9040 9041 /** Existing install */ 9042 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9043 String[] instructionSets) { 9044 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9045 this.codeFile = (codePath != null) ? new File(codePath) : null; 9046 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9047 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9048 new File(legacyNativeLibraryPath) : null; 9049 } 9050 9051 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9052 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9053 isFwdLocked(), abiOverride); 9054 9055 final StorageManager storage = StorageManager.from(mContext); 9056 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9057 } 9058 9059 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9060 if (origin.staged) { 9061 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9062 codeFile = origin.file; 9063 resourceFile = origin.file; 9064 return PackageManager.INSTALL_SUCCEEDED; 9065 } 9066 9067 try { 9068 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9069 codeFile = tempDir; 9070 resourceFile = tempDir; 9071 } catch (IOException e) { 9072 Slog.w(TAG, "Failed to create copy file: " + e); 9073 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9074 } 9075 9076 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9077 @Override 9078 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9079 if (!FileUtils.isValidExtFilename(name)) { 9080 throw new IllegalArgumentException("Invalid filename: " + name); 9081 } 9082 try { 9083 final File file = new File(codeFile, name); 9084 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9085 O_RDWR | O_CREAT, 0644); 9086 Os.chmod(file.getAbsolutePath(), 0644); 9087 return new ParcelFileDescriptor(fd); 9088 } catch (ErrnoException e) { 9089 throw new RemoteException("Failed to open: " + e.getMessage()); 9090 } 9091 } 9092 }; 9093 9094 int ret = PackageManager.INSTALL_SUCCEEDED; 9095 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9096 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9097 Slog.e(TAG, "Failed to copy package"); 9098 return ret; 9099 } 9100 9101 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9102 NativeLibraryHelper.Handle handle = null; 9103 try { 9104 handle = NativeLibraryHelper.Handle.create(codeFile); 9105 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9106 abiOverride); 9107 } catch (IOException e) { 9108 Slog.e(TAG, "Copying native libraries failed", e); 9109 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9110 } finally { 9111 IoUtils.closeQuietly(handle); 9112 } 9113 9114 return ret; 9115 } 9116 9117 int doPreInstall(int status) { 9118 if (status != PackageManager.INSTALL_SUCCEEDED) { 9119 cleanUp(); 9120 } 9121 return status; 9122 } 9123 9124 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9125 if (status != PackageManager.INSTALL_SUCCEEDED) { 9126 cleanUp(); 9127 return false; 9128 } else { 9129 final File beforeCodeFile = codeFile; 9130 final File afterCodeFile = getNextCodePath(pkg.packageName); 9131 9132 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9133 try { 9134 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9135 } catch (ErrnoException e) { 9136 Slog.d(TAG, "Failed to rename", e); 9137 return false; 9138 } 9139 9140 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9141 Slog.d(TAG, "Failed to restorecon"); 9142 return false; 9143 } 9144 9145 // Reflect the rename internally 9146 codeFile = afterCodeFile; 9147 resourceFile = afterCodeFile; 9148 9149 // Reflect the rename in scanned details 9150 pkg.codePath = afterCodeFile.getAbsolutePath(); 9151 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9152 pkg.baseCodePath); 9153 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9154 pkg.splitCodePaths); 9155 9156 // Reflect the rename in app info 9157 pkg.applicationInfo.setCodePath(pkg.codePath); 9158 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9159 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9160 pkg.applicationInfo.setResourcePath(pkg.codePath); 9161 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9162 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9163 9164 return true; 9165 } 9166 } 9167 9168 int doPostInstall(int status, int uid) { 9169 if (status != PackageManager.INSTALL_SUCCEEDED) { 9170 cleanUp(); 9171 } 9172 return status; 9173 } 9174 9175 @Override 9176 String getCodePath() { 9177 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9178 } 9179 9180 @Override 9181 String getResourcePath() { 9182 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9183 } 9184 9185 @Override 9186 String getLegacyNativeLibraryPath() { 9187 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9188 } 9189 9190 private boolean cleanUp() { 9191 if (codeFile == null || !codeFile.exists()) { 9192 return false; 9193 } 9194 9195 if (codeFile.isDirectory()) { 9196 FileUtils.deleteContents(codeFile); 9197 } 9198 codeFile.delete(); 9199 9200 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9201 resourceFile.delete(); 9202 } 9203 9204 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9205 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9206 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9207 } 9208 legacyNativeLibraryPath.delete(); 9209 } 9210 9211 return true; 9212 } 9213 9214 void cleanUpResourcesLI() { 9215 // Try enumerating all code paths before deleting 9216 List<String> allCodePaths = Collections.EMPTY_LIST; 9217 if (codeFile != null && codeFile.exists()) { 9218 try { 9219 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9220 allCodePaths = pkg.getAllCodePaths(); 9221 } catch (PackageParserException e) { 9222 // Ignored; we tried our best 9223 } 9224 } 9225 9226 cleanUp(); 9227 9228 if (!allCodePaths.isEmpty()) { 9229 if (instructionSets == null) { 9230 throw new IllegalStateException("instructionSet == null"); 9231 } 9232 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9233 for (String codePath : allCodePaths) { 9234 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9235 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9236 if (retCode < 0) { 9237 Slog.w(TAG, "Couldn't remove dex file for package: " 9238 + " at location " + codePath + ", retcode=" + retCode); 9239 // we don't consider this to be a failure of the core package deletion 9240 } 9241 } 9242 } 9243 } 9244 } 9245 9246 boolean doPostDeleteLI(boolean delete) { 9247 // XXX err, shouldn't we respect the delete flag? 9248 cleanUpResourcesLI(); 9249 return true; 9250 } 9251 } 9252 9253 private boolean isAsecExternal(String cid) { 9254 final String asecPath = PackageHelper.getSdFilesystem(cid); 9255 return !asecPath.startsWith(mAsecInternalPath); 9256 } 9257 9258 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9259 PackageManagerException { 9260 if (copyRet < 0) { 9261 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9262 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9263 throw new PackageManagerException(copyRet, message); 9264 } 9265 } 9266 } 9267 9268 /** 9269 * Extract the MountService "container ID" from the full code path of an 9270 * .apk. 9271 */ 9272 static String cidFromCodePath(String fullCodePath) { 9273 int eidx = fullCodePath.lastIndexOf("/"); 9274 String subStr1 = fullCodePath.substring(0, eidx); 9275 int sidx = subStr1.lastIndexOf("/"); 9276 return subStr1.substring(sidx+1, eidx); 9277 } 9278 9279 /** 9280 * Logic to handle installation of ASEC applications, including copying and 9281 * renaming logic. 9282 */ 9283 class AsecInstallArgs extends InstallArgs { 9284 static final String RES_FILE_NAME = "pkg.apk"; 9285 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9286 9287 String cid; 9288 String packagePath; 9289 String resourcePath; 9290 String legacyNativeLibraryDir; 9291 9292 /** New install */ 9293 AsecInstallArgs(InstallParams params) { 9294 super(params.origin, params.observer, params.installFlags, 9295 params.installerPackageName, params.getManifestDigest(), 9296 params.getUser(), null /* instruction sets */, 9297 params.packageAbiOverride); 9298 } 9299 9300 /** Existing install */ 9301 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9302 boolean isExternal, boolean isForwardLocked) { 9303 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9304 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9305 instructionSets, null); 9306 // Hackily pretend we're still looking at a full code path 9307 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9308 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9309 } 9310 9311 // Extract cid from fullCodePath 9312 int eidx = fullCodePath.lastIndexOf("/"); 9313 String subStr1 = fullCodePath.substring(0, eidx); 9314 int sidx = subStr1.lastIndexOf("/"); 9315 cid = subStr1.substring(sidx+1, eidx); 9316 setMountPath(subStr1); 9317 } 9318 9319 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9320 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9321 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9322 instructionSets, null); 9323 this.cid = cid; 9324 setMountPath(PackageHelper.getSdDir(cid)); 9325 } 9326 9327 void createCopyFile() { 9328 cid = mInstallerService.allocateExternalStageCidLegacy(); 9329 } 9330 9331 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9332 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9333 abiOverride); 9334 9335 final File target; 9336 if (isExternal()) { 9337 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9338 } else { 9339 target = Environment.getDataDirectory(); 9340 } 9341 9342 final StorageManager storage = StorageManager.from(mContext); 9343 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9344 } 9345 9346 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9347 if (origin.staged) { 9348 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9349 cid = origin.cid; 9350 setMountPath(PackageHelper.getSdDir(cid)); 9351 return PackageManager.INSTALL_SUCCEEDED; 9352 } 9353 9354 if (temp) { 9355 createCopyFile(); 9356 } else { 9357 /* 9358 * Pre-emptively destroy the container since it's destroyed if 9359 * copying fails due to it existing anyway. 9360 */ 9361 PackageHelper.destroySdDir(cid); 9362 } 9363 9364 final String newMountPath = imcs.copyPackageToContainer( 9365 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9366 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9367 9368 if (newMountPath != null) { 9369 setMountPath(newMountPath); 9370 return PackageManager.INSTALL_SUCCEEDED; 9371 } else { 9372 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9373 } 9374 } 9375 9376 @Override 9377 String getCodePath() { 9378 return packagePath; 9379 } 9380 9381 @Override 9382 String getResourcePath() { 9383 return resourcePath; 9384 } 9385 9386 @Override 9387 String getLegacyNativeLibraryPath() { 9388 return legacyNativeLibraryDir; 9389 } 9390 9391 int doPreInstall(int status) { 9392 if (status != PackageManager.INSTALL_SUCCEEDED) { 9393 // Destroy container 9394 PackageHelper.destroySdDir(cid); 9395 } else { 9396 boolean mounted = PackageHelper.isContainerMounted(cid); 9397 if (!mounted) { 9398 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9399 Process.SYSTEM_UID); 9400 if (newMountPath != null) { 9401 setMountPath(newMountPath); 9402 } else { 9403 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9404 } 9405 } 9406 } 9407 return status; 9408 } 9409 9410 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9411 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9412 String newMountPath = null; 9413 if (PackageHelper.isContainerMounted(cid)) { 9414 // Unmount the container 9415 if (!PackageHelper.unMountSdDir(cid)) { 9416 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9417 return false; 9418 } 9419 } 9420 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9421 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9422 " which might be stale. Will try to clean up."); 9423 // Clean up the stale container and proceed to recreate. 9424 if (!PackageHelper.destroySdDir(newCacheId)) { 9425 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9426 return false; 9427 } 9428 // Successfully cleaned up stale container. Try to rename again. 9429 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9430 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9431 + " inspite of cleaning it up."); 9432 return false; 9433 } 9434 } 9435 if (!PackageHelper.isContainerMounted(newCacheId)) { 9436 Slog.w(TAG, "Mounting container " + newCacheId); 9437 newMountPath = PackageHelper.mountSdDir(newCacheId, 9438 getEncryptKey(), Process.SYSTEM_UID); 9439 } else { 9440 newMountPath = PackageHelper.getSdDir(newCacheId); 9441 } 9442 if (newMountPath == null) { 9443 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9444 return false; 9445 } 9446 Log.i(TAG, "Succesfully renamed " + cid + 9447 " to " + newCacheId + 9448 " at new path: " + newMountPath); 9449 cid = newCacheId; 9450 9451 final File beforeCodeFile = new File(packagePath); 9452 setMountPath(newMountPath); 9453 final File afterCodeFile = new File(packagePath); 9454 9455 // Reflect the rename in scanned details 9456 pkg.codePath = afterCodeFile.getAbsolutePath(); 9457 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9458 pkg.baseCodePath); 9459 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9460 pkg.splitCodePaths); 9461 9462 // Reflect the rename in app info 9463 pkg.applicationInfo.setCodePath(pkg.codePath); 9464 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9465 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9466 pkg.applicationInfo.setResourcePath(pkg.codePath); 9467 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9468 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9469 9470 return true; 9471 } 9472 9473 private void setMountPath(String mountPath) { 9474 final File mountFile = new File(mountPath); 9475 9476 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9477 if (monolithicFile.exists()) { 9478 packagePath = monolithicFile.getAbsolutePath(); 9479 if (isFwdLocked()) { 9480 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9481 } else { 9482 resourcePath = packagePath; 9483 } 9484 } else { 9485 packagePath = mountFile.getAbsolutePath(); 9486 resourcePath = packagePath; 9487 } 9488 9489 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9490 } 9491 9492 int doPostInstall(int status, int uid) { 9493 if (status != PackageManager.INSTALL_SUCCEEDED) { 9494 cleanUp(); 9495 } else { 9496 final int groupOwner; 9497 final String protectedFile; 9498 if (isFwdLocked()) { 9499 groupOwner = UserHandle.getSharedAppGid(uid); 9500 protectedFile = RES_FILE_NAME; 9501 } else { 9502 groupOwner = -1; 9503 protectedFile = null; 9504 } 9505 9506 if (uid < Process.FIRST_APPLICATION_UID 9507 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9508 Slog.e(TAG, "Failed to finalize " + cid); 9509 PackageHelper.destroySdDir(cid); 9510 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9511 } 9512 9513 boolean mounted = PackageHelper.isContainerMounted(cid); 9514 if (!mounted) { 9515 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9516 } 9517 } 9518 return status; 9519 } 9520 9521 private void cleanUp() { 9522 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9523 9524 // Destroy secure container 9525 PackageHelper.destroySdDir(cid); 9526 } 9527 9528 private List<String> getAllCodePaths() { 9529 final File codeFile = new File(getCodePath()); 9530 if (codeFile != null && codeFile.exists()) { 9531 try { 9532 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9533 return pkg.getAllCodePaths(); 9534 } catch (PackageParserException e) { 9535 // Ignored; we tried our best 9536 } 9537 } 9538 return Collections.EMPTY_LIST; 9539 } 9540 9541 void cleanUpResourcesLI() { 9542 // Enumerate all code paths before deleting 9543 cleanUpResourcesLI(getAllCodePaths()); 9544 } 9545 9546 private void cleanUpResourcesLI(List<String> allCodePaths) { 9547 cleanUp(); 9548 9549 if (!allCodePaths.isEmpty()) { 9550 if (instructionSets == null) { 9551 throw new IllegalStateException("instructionSet == null"); 9552 } 9553 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9554 for (String codePath : allCodePaths) { 9555 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9556 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9557 if (retCode < 0) { 9558 Slog.w(TAG, "Couldn't remove dex file for package: " 9559 + " at location " + codePath + ", retcode=" + retCode); 9560 // we don't consider this to be a failure of the core package deletion 9561 } 9562 } 9563 } 9564 } 9565 } 9566 9567 boolean matchContainer(String app) { 9568 if (cid.startsWith(app)) { 9569 return true; 9570 } 9571 return false; 9572 } 9573 9574 String getPackageName() { 9575 return getAsecPackageName(cid); 9576 } 9577 9578 boolean doPostDeleteLI(boolean delete) { 9579 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9580 final List<String> allCodePaths = getAllCodePaths(); 9581 boolean mounted = PackageHelper.isContainerMounted(cid); 9582 if (mounted) { 9583 // Unmount first 9584 if (PackageHelper.unMountSdDir(cid)) { 9585 mounted = false; 9586 } 9587 } 9588 if (!mounted && delete) { 9589 cleanUpResourcesLI(allCodePaths); 9590 } 9591 return !mounted; 9592 } 9593 9594 @Override 9595 int doPreCopy() { 9596 if (isFwdLocked()) { 9597 if (!PackageHelper.fixSdPermissions(cid, 9598 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9599 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9600 } 9601 } 9602 9603 return PackageManager.INSTALL_SUCCEEDED; 9604 } 9605 9606 @Override 9607 int doPostCopy(int uid) { 9608 if (isFwdLocked()) { 9609 if (uid < Process.FIRST_APPLICATION_UID 9610 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9611 RES_FILE_NAME)) { 9612 Slog.e(TAG, "Failed to finalize " + cid); 9613 PackageHelper.destroySdDir(cid); 9614 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9615 } 9616 } 9617 9618 return PackageManager.INSTALL_SUCCEEDED; 9619 } 9620 } 9621 9622 static String getAsecPackageName(String packageCid) { 9623 int idx = packageCid.lastIndexOf("-"); 9624 if (idx == -1) { 9625 return packageCid; 9626 } 9627 return packageCid.substring(0, idx); 9628 } 9629 9630 // Utility method used to create code paths based on package name and available index. 9631 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9632 String idxStr = ""; 9633 int idx = 1; 9634 // Fall back to default value of idx=1 if prefix is not 9635 // part of oldCodePath 9636 if (oldCodePath != null) { 9637 String subStr = oldCodePath; 9638 // Drop the suffix right away 9639 if (suffix != null && subStr.endsWith(suffix)) { 9640 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9641 } 9642 // If oldCodePath already contains prefix find out the 9643 // ending index to either increment or decrement. 9644 int sidx = subStr.lastIndexOf(prefix); 9645 if (sidx != -1) { 9646 subStr = subStr.substring(sidx + prefix.length()); 9647 if (subStr != null) { 9648 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9649 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9650 } 9651 try { 9652 idx = Integer.parseInt(subStr); 9653 if (idx <= 1) { 9654 idx++; 9655 } else { 9656 idx--; 9657 } 9658 } catch(NumberFormatException e) { 9659 } 9660 } 9661 } 9662 } 9663 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9664 return prefix + idxStr; 9665 } 9666 9667 private File getNextCodePath(String packageName) { 9668 int suffix = 1; 9669 File result; 9670 do { 9671 result = new File(mAppInstallDir, packageName + "-" + suffix); 9672 suffix++; 9673 } while (result.exists()); 9674 return result; 9675 } 9676 9677 // Utility method used to ignore ADD/REMOVE events 9678 // by directory observer. 9679 private static boolean ignoreCodePath(String fullPathStr) { 9680 String apkName = deriveCodePathName(fullPathStr); 9681 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9682 if (idx != -1 && ((idx+1) < apkName.length())) { 9683 // Make sure the package ends with a numeral 9684 String version = apkName.substring(idx+1); 9685 try { 9686 Integer.parseInt(version); 9687 return true; 9688 } catch (NumberFormatException e) {} 9689 } 9690 return false; 9691 } 9692 9693 // Utility method that returns the relative package path with respect 9694 // to the installation directory. Like say for /data/data/com.test-1.apk 9695 // string com.test-1 is returned. 9696 static String deriveCodePathName(String codePath) { 9697 if (codePath == null) { 9698 return null; 9699 } 9700 final File codeFile = new File(codePath); 9701 final String name = codeFile.getName(); 9702 if (codeFile.isDirectory()) { 9703 return name; 9704 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9705 final int lastDot = name.lastIndexOf('.'); 9706 return name.substring(0, lastDot); 9707 } else { 9708 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9709 return null; 9710 } 9711 } 9712 9713 class PackageInstalledInfo { 9714 String name; 9715 int uid; 9716 // The set of users that originally had this package installed. 9717 int[] origUsers; 9718 // The set of users that now have this package installed. 9719 int[] newUsers; 9720 PackageParser.Package pkg; 9721 int returnCode; 9722 String returnMsg; 9723 PackageRemovedInfo removedInfo; 9724 9725 public void setError(int code, String msg) { 9726 returnCode = code; 9727 returnMsg = msg; 9728 Slog.w(TAG, msg); 9729 } 9730 9731 public void setError(String msg, PackageParserException e) { 9732 returnCode = e.error; 9733 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9734 Slog.w(TAG, msg, e); 9735 } 9736 9737 public void setError(String msg, PackageManagerException e) { 9738 returnCode = e.error; 9739 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9740 Slog.w(TAG, msg, e); 9741 } 9742 9743 // In some error cases we want to convey more info back to the observer 9744 String origPackage; 9745 String origPermission; 9746 } 9747 9748 /* 9749 * Install a non-existing package. 9750 */ 9751 private void installNewPackageLI(PackageParser.Package pkg, 9752 int parseFlags, int scanFlags, UserHandle user, 9753 String installerPackageName, PackageInstalledInfo res) { 9754 // Remember this for later, in case we need to rollback this install 9755 String pkgName = pkg.packageName; 9756 9757 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9758 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9759 synchronized(mPackages) { 9760 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9761 // A package with the same name is already installed, though 9762 // it has been renamed to an older name. The package we 9763 // are trying to install should be installed as an update to 9764 // the existing one, but that has not been requested, so bail. 9765 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9766 + " without first uninstalling package running as " 9767 + mSettings.mRenamedPackages.get(pkgName)); 9768 return; 9769 } 9770 if (mPackages.containsKey(pkgName)) { 9771 // Don't allow installation over an existing package with the same name. 9772 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9773 + " without first uninstalling."); 9774 return; 9775 } 9776 } 9777 9778 try { 9779 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9780 System.currentTimeMillis(), user); 9781 9782 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9783 // delete the partially installed application. the data directory will have to be 9784 // restored if it was already existing 9785 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9786 // remove package from internal structures. Note that we want deletePackageX to 9787 // delete the package data and cache directories that it created in 9788 // scanPackageLocked, unless those directories existed before we even tried to 9789 // install. 9790 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9791 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9792 res.removedInfo, true); 9793 } 9794 9795 } catch (PackageManagerException e) { 9796 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9797 } 9798 } 9799 9800 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9801 // Upgrade keysets are being used. Determine if new package has a superset of the 9802 // required keys. 9803 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9804 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9805 for (int i = 0; i < upgradeKeySets.length; i++) { 9806 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9807 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9808 return true; 9809 } 9810 } 9811 return false; 9812 } 9813 9814 private void replacePackageLI(PackageParser.Package pkg, 9815 int parseFlags, int scanFlags, UserHandle user, 9816 String installerPackageName, PackageInstalledInfo res) { 9817 PackageParser.Package oldPackage; 9818 String pkgName = pkg.packageName; 9819 int[] allUsers; 9820 boolean[] perUserInstalled; 9821 9822 // First find the old package info and check signatures 9823 synchronized(mPackages) { 9824 oldPackage = mPackages.get(pkgName); 9825 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9826 PackageSetting ps = mSettings.mPackages.get(pkgName); 9827 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9828 // default to original signature matching 9829 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9830 != PackageManager.SIGNATURE_MATCH) { 9831 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9832 "New package has a different signature: " + pkgName); 9833 return; 9834 } 9835 } else { 9836 if(!checkUpgradeKeySetLP(ps, pkg)) { 9837 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9838 "New package not signed by keys specified by upgrade-keysets: " 9839 + pkgName); 9840 return; 9841 } 9842 } 9843 9844 // In case of rollback, remember per-user/profile install state 9845 allUsers = sUserManager.getUserIds(); 9846 perUserInstalled = new boolean[allUsers.length]; 9847 for (int i = 0; i < allUsers.length; i++) { 9848 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9849 } 9850 } 9851 9852 boolean sysPkg = (isSystemApp(oldPackage)); 9853 if (sysPkg) { 9854 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9855 user, allUsers, perUserInstalled, installerPackageName, res); 9856 } else { 9857 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9858 user, allUsers, perUserInstalled, installerPackageName, res); 9859 } 9860 } 9861 9862 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9863 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9864 int[] allUsers, boolean[] perUserInstalled, 9865 String installerPackageName, PackageInstalledInfo res) { 9866 String pkgName = deletedPackage.packageName; 9867 boolean deletedPkg = true; 9868 boolean updatedSettings = false; 9869 9870 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9871 + deletedPackage); 9872 long origUpdateTime; 9873 if (pkg.mExtras != null) { 9874 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9875 } else { 9876 origUpdateTime = 0; 9877 } 9878 9879 // First delete the existing package while retaining the data directory 9880 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9881 res.removedInfo, true)) { 9882 // If the existing package wasn't successfully deleted 9883 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9884 deletedPkg = false; 9885 } else { 9886 // Successfully deleted the old package; proceed with replace. 9887 9888 // If deleted package lived in a container, give users a chance to 9889 // relinquish resources before killing. 9890 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9891 if (DEBUG_INSTALL) { 9892 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9893 } 9894 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9895 final ArrayList<String> pkgList = new ArrayList<String>(1); 9896 pkgList.add(deletedPackage.applicationInfo.packageName); 9897 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9898 } 9899 9900 deleteCodeCacheDirsLI(pkgName); 9901 try { 9902 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9903 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9904 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9905 updatedSettings = true; 9906 } catch (PackageManagerException e) { 9907 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9908 } 9909 } 9910 9911 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9912 // remove package from internal structures. Note that we want deletePackageX to 9913 // delete the package data and cache directories that it created in 9914 // scanPackageLocked, unless those directories existed before we even tried to 9915 // install. 9916 if(updatedSettings) { 9917 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9918 deletePackageLI( 9919 pkgName, null, true, allUsers, perUserInstalled, 9920 PackageManager.DELETE_KEEP_DATA, 9921 res.removedInfo, true); 9922 } 9923 // Since we failed to install the new package we need to restore the old 9924 // package that we deleted. 9925 if (deletedPkg) { 9926 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9927 File restoreFile = new File(deletedPackage.codePath); 9928 // Parse old package 9929 boolean oldOnSd = isExternal(deletedPackage); 9930 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9931 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9932 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9933 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 9934 try { 9935 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 9936 } catch (PackageManagerException e) { 9937 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 9938 + e.getMessage()); 9939 return; 9940 } 9941 // Restore of old package succeeded. Update permissions. 9942 // writer 9943 synchronized (mPackages) { 9944 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9945 UPDATE_PERMISSIONS_ALL); 9946 // can downgrade to reader 9947 mSettings.writeLPr(); 9948 } 9949 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9950 } 9951 } 9952 } 9953 9954 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9955 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9956 int[] allUsers, boolean[] perUserInstalled, 9957 String installerPackageName, PackageInstalledInfo res) { 9958 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 9959 + ", old=" + deletedPackage); 9960 boolean updatedSettings = false; 9961 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 9962 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 9963 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9964 } 9965 String packageName = deletedPackage.packageName; 9966 if (packageName == null) { 9967 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 9968 "Attempt to delete null packageName."); 9969 return; 9970 } 9971 PackageParser.Package oldPkg; 9972 PackageSetting oldPkgSetting; 9973 // reader 9974 synchronized (mPackages) { 9975 oldPkg = mPackages.get(packageName); 9976 oldPkgSetting = mSettings.mPackages.get(packageName); 9977 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 9978 (oldPkgSetting == null)) { 9979 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 9980 "Couldn't find package:" + packageName + " information"); 9981 return; 9982 } 9983 } 9984 9985 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 9986 9987 res.removedInfo.uid = oldPkg.applicationInfo.uid; 9988 res.removedInfo.removedPackage = packageName; 9989 // Remove existing system package 9990 removePackageLI(oldPkgSetting, true); 9991 // writer 9992 synchronized (mPackages) { 9993 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 9994 // We didn't need to disable the .apk as a current system package, 9995 // which means we are replacing another update that is already 9996 // installed. We need to make sure to delete the older one's .apk. 9997 res.removedInfo.args = createInstallArgsForExisting(0, 9998 deletedPackage.applicationInfo.getCodePath(), 9999 deletedPackage.applicationInfo.getResourcePath(), 10000 deletedPackage.applicationInfo.nativeLibraryRootDir, 10001 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10002 } else { 10003 res.removedInfo.args = null; 10004 } 10005 } 10006 10007 // Successfully disabled the old package. Now proceed with re-installation 10008 deleteCodeCacheDirsLI(packageName); 10009 10010 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10011 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10012 10013 PackageParser.Package newPackage = null; 10014 try { 10015 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10016 if (newPackage.mExtras != null) { 10017 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10018 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10019 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10020 10021 // is the update attempting to change shared user? that isn't going to work... 10022 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10023 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10024 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10025 + " to " + newPkgSetting.sharedUser); 10026 updatedSettings = true; 10027 } 10028 } 10029 10030 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10031 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10032 updatedSettings = true; 10033 } 10034 10035 } catch (PackageManagerException e) { 10036 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10037 } 10038 10039 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10040 // Re installation failed. Restore old information 10041 // Remove new pkg information 10042 if (newPackage != null) { 10043 removeInstalledPackageLI(newPackage, true); 10044 } 10045 // Add back the old system package 10046 try { 10047 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10048 } catch (PackageManagerException e) { 10049 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10050 } 10051 // Restore the old system information in Settings 10052 synchronized(mPackages) { 10053 if (updatedSettings) { 10054 mSettings.enableSystemPackageLPw(packageName); 10055 mSettings.setInstallerPackageName(packageName, 10056 oldPkgSetting.installerPackageName); 10057 } 10058 mSettings.writeLPr(); 10059 } 10060 } 10061 } 10062 10063 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10064 int[] allUsers, boolean[] perUserInstalled, 10065 PackageInstalledInfo res) { 10066 String pkgName = newPackage.packageName; 10067 synchronized (mPackages) { 10068 //write settings. the installStatus will be incomplete at this stage. 10069 //note that the new package setting would have already been 10070 //added to mPackages. It hasn't been persisted yet. 10071 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10072 mSettings.writeLPr(); 10073 } 10074 10075 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10076 10077 synchronized (mPackages) { 10078 updatePermissionsLPw(newPackage.packageName, newPackage, 10079 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10080 ? UPDATE_PERMISSIONS_ALL : 0)); 10081 // For system-bundled packages, we assume that installing an upgraded version 10082 // of the package implies that the user actually wants to run that new code, 10083 // so we enable the package. 10084 if (isSystemApp(newPackage)) { 10085 // NB: implicit assumption that system package upgrades apply to all users 10086 if (DEBUG_INSTALL) { 10087 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10088 } 10089 PackageSetting ps = mSettings.mPackages.get(pkgName); 10090 if (ps != null) { 10091 if (res.origUsers != null) { 10092 for (int userHandle : res.origUsers) { 10093 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10094 userHandle, installerPackageName); 10095 } 10096 } 10097 // Also convey the prior install/uninstall state 10098 if (allUsers != null && perUserInstalled != null) { 10099 for (int i = 0; i < allUsers.length; i++) { 10100 if (DEBUG_INSTALL) { 10101 Slog.d(TAG, " user " + allUsers[i] 10102 + " => " + perUserInstalled[i]); 10103 } 10104 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10105 } 10106 // these install state changes will be persisted in the 10107 // upcoming call to mSettings.writeLPr(). 10108 } 10109 } 10110 } 10111 res.name = pkgName; 10112 res.uid = newPackage.applicationInfo.uid; 10113 res.pkg = newPackage; 10114 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10115 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10116 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10117 //to update install status 10118 mSettings.writeLPr(); 10119 } 10120 } 10121 10122 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10123 final int installFlags = args.installFlags; 10124 String installerPackageName = args.installerPackageName; 10125 File tmpPackageFile = new File(args.getCodePath()); 10126 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10127 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10128 boolean replace = false; 10129 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10130 // Result object to be returned 10131 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10132 10133 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10134 // Retrieve PackageSettings and parse package 10135 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10136 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10137 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10138 PackageParser pp = new PackageParser(); 10139 pp.setSeparateProcesses(mSeparateProcesses); 10140 pp.setDisplayMetrics(mMetrics); 10141 10142 final PackageParser.Package pkg; 10143 try { 10144 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10145 } catch (PackageParserException e) { 10146 res.setError("Failed parse during installPackageLI", e); 10147 return; 10148 } 10149 10150 // Mark that we have an install time CPU ABI override. 10151 pkg.cpuAbiOverride = args.abiOverride; 10152 10153 String pkgName = res.name = pkg.packageName; 10154 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10155 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10156 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10157 return; 10158 } 10159 } 10160 10161 try { 10162 pp.collectCertificates(pkg, parseFlags); 10163 pp.collectManifestDigest(pkg); 10164 } catch (PackageParserException e) { 10165 res.setError("Failed collect during installPackageLI", e); 10166 return; 10167 } 10168 10169 /* If the installer passed in a manifest digest, compare it now. */ 10170 if (args.manifestDigest != null) { 10171 if (DEBUG_INSTALL) { 10172 final String parsedManifest = pkg.manifestDigest == null ? "null" 10173 : pkg.manifestDigest.toString(); 10174 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10175 + parsedManifest); 10176 } 10177 10178 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10179 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10180 return; 10181 } 10182 } else if (DEBUG_INSTALL) { 10183 final String parsedManifest = pkg.manifestDigest == null 10184 ? "null" : pkg.manifestDigest.toString(); 10185 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10186 } 10187 10188 // Get rid of all references to package scan path via parser. 10189 pp = null; 10190 String oldCodePath = null; 10191 boolean systemApp = false; 10192 synchronized (mPackages) { 10193 // Check whether the newly-scanned package wants to define an already-defined perm 10194 int N = pkg.permissions.size(); 10195 for (int i = N-1; i >= 0; i--) { 10196 PackageParser.Permission perm = pkg.permissions.get(i); 10197 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10198 if (bp != null) { 10199 // If the defining package is signed with our cert, it's okay. This 10200 // also includes the "updating the same package" case, of course. 10201 // "updating same package" could also involve key-rotation. 10202 final boolean sigsOk; 10203 if (!bp.sourcePackage.equals(pkg.packageName) 10204 || !(bp.packageSetting instanceof PackageSetting) 10205 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 10206 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 10207 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 10208 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 10209 } else { 10210 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 10211 } 10212 if (!sigsOk) { 10213 // If the owning package is the system itself, we log but allow 10214 // install to proceed; we fail the install on all other permission 10215 // redefinitions. 10216 if (!bp.sourcePackage.equals("android")) { 10217 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10218 + pkg.packageName + " attempting to redeclare permission " 10219 + perm.info.name + " already owned by " + bp.sourcePackage); 10220 res.origPermission = perm.info.name; 10221 res.origPackage = bp.sourcePackage; 10222 return; 10223 } else { 10224 Slog.w(TAG, "Package " + pkg.packageName 10225 + " attempting to redeclare system permission " 10226 + perm.info.name + "; ignoring new declaration"); 10227 pkg.permissions.remove(i); 10228 } 10229 } 10230 } 10231 } 10232 10233 // Check if installing already existing package 10234 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10235 String oldName = mSettings.mRenamedPackages.get(pkgName); 10236 if (pkg.mOriginalPackages != null 10237 && pkg.mOriginalPackages.contains(oldName) 10238 && mPackages.containsKey(oldName)) { 10239 // This package is derived from an original package, 10240 // and this device has been updating from that original 10241 // name. We must continue using the original name, so 10242 // rename the new package here. 10243 pkg.setPackageName(oldName); 10244 pkgName = pkg.packageName; 10245 replace = true; 10246 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10247 + oldName + " pkgName=" + pkgName); 10248 } else if (mPackages.containsKey(pkgName)) { 10249 // This package, under its official name, already exists 10250 // on the device; we should replace it. 10251 replace = true; 10252 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10253 } 10254 } 10255 PackageSetting ps = mSettings.mPackages.get(pkgName); 10256 if (ps != null) { 10257 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10258 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10259 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10260 systemApp = (ps.pkg.applicationInfo.flags & 10261 ApplicationInfo.FLAG_SYSTEM) != 0; 10262 } 10263 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10264 } 10265 } 10266 10267 if (systemApp && onSd) { 10268 // Disable updates to system apps on sdcard 10269 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10270 "Cannot install updates to system apps on sdcard"); 10271 return; 10272 } 10273 10274 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10275 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10276 return; 10277 } 10278 10279 if (replace) { 10280 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10281 installerPackageName, res); 10282 } else { 10283 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10284 args.user, installerPackageName, res); 10285 } 10286 synchronized (mPackages) { 10287 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10288 if (ps != null) { 10289 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10290 } 10291 } 10292 } 10293 10294 private static boolean isForwardLocked(PackageParser.Package pkg) { 10295 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10296 } 10297 10298 private static boolean isForwardLocked(ApplicationInfo info) { 10299 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10300 } 10301 10302 private boolean isForwardLocked(PackageSetting ps) { 10303 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10304 } 10305 10306 private static boolean isMultiArch(PackageSetting ps) { 10307 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10308 } 10309 10310 private static boolean isMultiArch(ApplicationInfo info) { 10311 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10312 } 10313 10314 private static boolean isExternal(PackageParser.Package pkg) { 10315 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10316 } 10317 10318 private static boolean isExternal(PackageSetting ps) { 10319 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10320 } 10321 10322 private static boolean isExternal(ApplicationInfo info) { 10323 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10324 } 10325 10326 private static boolean isSystemApp(PackageParser.Package pkg) { 10327 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10328 } 10329 10330 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10331 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10332 } 10333 10334 private static boolean isSystemApp(ApplicationInfo info) { 10335 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10336 } 10337 10338 private static boolean isSystemApp(PackageSetting ps) { 10339 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10340 } 10341 10342 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10343 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10344 } 10345 10346 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10347 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10348 } 10349 10350 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10351 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10352 } 10353 10354 private int packageFlagsToInstallFlags(PackageSetting ps) { 10355 int installFlags = 0; 10356 if (isExternal(ps)) { 10357 installFlags |= PackageManager.INSTALL_EXTERNAL; 10358 } 10359 if (isForwardLocked(ps)) { 10360 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10361 } 10362 return installFlags; 10363 } 10364 10365 private void deleteTempPackageFiles() { 10366 final FilenameFilter filter = new FilenameFilter() { 10367 public boolean accept(File dir, String name) { 10368 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10369 } 10370 }; 10371 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10372 file.delete(); 10373 } 10374 } 10375 10376 @Override 10377 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10378 int flags) { 10379 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10380 flags); 10381 } 10382 10383 @Override 10384 public void deletePackage(final String packageName, 10385 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10386 mContext.enforceCallingOrSelfPermission( 10387 android.Manifest.permission.DELETE_PACKAGES, null); 10388 final int uid = Binder.getCallingUid(); 10389 if (UserHandle.getUserId(uid) != userId) { 10390 mContext.enforceCallingPermission( 10391 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10392 "deletePackage for user " + userId); 10393 } 10394 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10395 try { 10396 observer.onPackageDeleted(packageName, 10397 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10398 } catch (RemoteException re) { 10399 } 10400 return; 10401 } 10402 10403 boolean uninstallBlocked = false; 10404 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10405 int[] users = sUserManager.getUserIds(); 10406 for (int i = 0; i < users.length; ++i) { 10407 if (getBlockUninstallForUser(packageName, users[i])) { 10408 uninstallBlocked = true; 10409 break; 10410 } 10411 } 10412 } else { 10413 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10414 } 10415 if (uninstallBlocked) { 10416 try { 10417 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10418 null); 10419 } catch (RemoteException re) { 10420 } 10421 return; 10422 } 10423 10424 if (DEBUG_REMOVE) { 10425 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10426 } 10427 // Queue up an async operation since the package deletion may take a little while. 10428 mHandler.post(new Runnable() { 10429 public void run() { 10430 mHandler.removeCallbacks(this); 10431 final int returnCode = deletePackageX(packageName, userId, flags); 10432 if (observer != null) { 10433 try { 10434 observer.onPackageDeleted(packageName, returnCode, null); 10435 } catch (RemoteException e) { 10436 Log.i(TAG, "Observer no longer exists."); 10437 } //end catch 10438 } //end if 10439 } //end run 10440 }); 10441 } 10442 10443 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10444 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10445 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10446 try { 10447 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10448 || dpm.isDeviceOwner(packageName))) { 10449 return true; 10450 } 10451 } catch (RemoteException e) { 10452 } 10453 return false; 10454 } 10455 10456 /** 10457 * This method is an internal method that could be get invoked either 10458 * to delete an installed package or to clean up a failed installation. 10459 * After deleting an installed package, a broadcast is sent to notify any 10460 * listeners that the package has been installed. For cleaning up a failed 10461 * installation, the broadcast is not necessary since the package's 10462 * installation wouldn't have sent the initial broadcast either 10463 * The key steps in deleting a package are 10464 * deleting the package information in internal structures like mPackages, 10465 * deleting the packages base directories through installd 10466 * updating mSettings to reflect current status 10467 * persisting settings for later use 10468 * sending a broadcast if necessary 10469 */ 10470 private int deletePackageX(String packageName, int userId, int flags) { 10471 final PackageRemovedInfo info = new PackageRemovedInfo(); 10472 final boolean res; 10473 10474 if (isPackageDeviceAdmin(packageName, userId)) { 10475 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10476 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10477 } 10478 10479 boolean removedForAllUsers = false; 10480 boolean systemUpdate = false; 10481 10482 // for the uninstall-updates case and restricted profiles, remember the per- 10483 // userhandle installed state 10484 int[] allUsers; 10485 boolean[] perUserInstalled; 10486 synchronized (mPackages) { 10487 PackageSetting ps = mSettings.mPackages.get(packageName); 10488 allUsers = sUserManager.getUserIds(); 10489 perUserInstalled = new boolean[allUsers.length]; 10490 for (int i = 0; i < allUsers.length; i++) { 10491 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10492 } 10493 } 10494 10495 synchronized (mInstallLock) { 10496 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10497 res = deletePackageLI(packageName, 10498 (flags & PackageManager.DELETE_ALL_USERS) != 0 10499 ? UserHandle.ALL : new UserHandle(userId), 10500 true, allUsers, perUserInstalled, 10501 flags | REMOVE_CHATTY, info, true); 10502 systemUpdate = info.isRemovedPackageSystemUpdate; 10503 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10504 removedForAllUsers = true; 10505 } 10506 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10507 + " removedForAllUsers=" + removedForAllUsers); 10508 } 10509 10510 if (res) { 10511 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10512 10513 // If the removed package was a system update, the old system package 10514 // was re-enabled; we need to broadcast this information 10515 if (systemUpdate) { 10516 Bundle extras = new Bundle(1); 10517 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10518 ? info.removedAppId : info.uid); 10519 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10520 10521 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10522 extras, null, null, null); 10523 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10524 extras, null, null, null); 10525 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10526 null, packageName, null, null); 10527 } 10528 } 10529 // Force a gc here. 10530 Runtime.getRuntime().gc(); 10531 // Delete the resources here after sending the broadcast to let 10532 // other processes clean up before deleting resources. 10533 if (info.args != null) { 10534 synchronized (mInstallLock) { 10535 info.args.doPostDeleteLI(true); 10536 } 10537 } 10538 10539 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10540 } 10541 10542 static class PackageRemovedInfo { 10543 String removedPackage; 10544 int uid = -1; 10545 int removedAppId = -1; 10546 int[] removedUsers = null; 10547 boolean isRemovedPackageSystemUpdate = false; 10548 // Clean up resources deleted packages. 10549 InstallArgs args = null; 10550 10551 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10552 Bundle extras = new Bundle(1); 10553 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10554 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10555 if (replacing) { 10556 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10557 } 10558 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10559 if (removedPackage != null) { 10560 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10561 extras, null, null, removedUsers); 10562 if (fullRemove && !replacing) { 10563 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10564 extras, null, null, removedUsers); 10565 } 10566 } 10567 if (removedAppId >= 0) { 10568 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10569 removedUsers); 10570 } 10571 } 10572 } 10573 10574 /* 10575 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10576 * flag is not set, the data directory is removed as well. 10577 * make sure this flag is set for partially installed apps. If not its meaningless to 10578 * delete a partially installed application. 10579 */ 10580 private void removePackageDataLI(PackageSetting ps, 10581 int[] allUserHandles, boolean[] perUserInstalled, 10582 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10583 String packageName = ps.name; 10584 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10585 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10586 // Retrieve object to delete permissions for shared user later on 10587 final PackageSetting deletedPs; 10588 // reader 10589 synchronized (mPackages) { 10590 deletedPs = mSettings.mPackages.get(packageName); 10591 if (outInfo != null) { 10592 outInfo.removedPackage = packageName; 10593 outInfo.removedUsers = deletedPs != null 10594 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10595 : null; 10596 } 10597 } 10598 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10599 removeDataDirsLI(packageName); 10600 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10601 } 10602 // writer 10603 synchronized (mPackages) { 10604 if (deletedPs != null) { 10605 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10606 if (outInfo != null) { 10607 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10608 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10609 } 10610 if (deletedPs != null) { 10611 updatePermissionsLPw(deletedPs.name, null, 0); 10612 if (deletedPs.sharedUser != null) { 10613 // remove permissions associated with package 10614 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10615 } 10616 } 10617 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10618 } 10619 // make sure to preserve per-user disabled state if this removal was just 10620 // a downgrade of a system app to the factory package 10621 if (allUserHandles != null && perUserInstalled != null) { 10622 if (DEBUG_REMOVE) { 10623 Slog.d(TAG, "Propagating install state across downgrade"); 10624 } 10625 for (int i = 0; i < allUserHandles.length; i++) { 10626 if (DEBUG_REMOVE) { 10627 Slog.d(TAG, " user " + allUserHandles[i] 10628 + " => " + perUserInstalled[i]); 10629 } 10630 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10631 } 10632 } 10633 } 10634 // can downgrade to reader 10635 if (writeSettings) { 10636 // Save settings now 10637 mSettings.writeLPr(); 10638 } 10639 } 10640 if (outInfo != null) { 10641 // A user ID was deleted here. Go through all users and remove it 10642 // from KeyStore. 10643 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10644 } 10645 } 10646 10647 static boolean locationIsPrivileged(File path) { 10648 try { 10649 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10650 .getCanonicalPath(); 10651 return path.getCanonicalPath().startsWith(privilegedAppDir); 10652 } catch (IOException e) { 10653 Slog.e(TAG, "Unable to access code path " + path); 10654 } 10655 return false; 10656 } 10657 10658 /* 10659 * Tries to delete system package. 10660 */ 10661 private boolean deleteSystemPackageLI(PackageSetting newPs, 10662 int[] allUserHandles, boolean[] perUserInstalled, 10663 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10664 final boolean applyUserRestrictions 10665 = (allUserHandles != null) && (perUserInstalled != null); 10666 PackageSetting disabledPs = null; 10667 // Confirm if the system package has been updated 10668 // An updated system app can be deleted. This will also have to restore 10669 // the system pkg from system partition 10670 // reader 10671 synchronized (mPackages) { 10672 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10673 } 10674 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10675 + " disabledPs=" + disabledPs); 10676 if (disabledPs == null) { 10677 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10678 return false; 10679 } else if (DEBUG_REMOVE) { 10680 Slog.d(TAG, "Deleting system pkg from data partition"); 10681 } 10682 if (DEBUG_REMOVE) { 10683 if (applyUserRestrictions) { 10684 Slog.d(TAG, "Remembering install states:"); 10685 for (int i = 0; i < allUserHandles.length; i++) { 10686 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10687 } 10688 } 10689 } 10690 // Delete the updated package 10691 outInfo.isRemovedPackageSystemUpdate = true; 10692 if (disabledPs.versionCode < newPs.versionCode) { 10693 // Delete data for downgrades 10694 flags &= ~PackageManager.DELETE_KEEP_DATA; 10695 } else { 10696 // Preserve data by setting flag 10697 flags |= PackageManager.DELETE_KEEP_DATA; 10698 } 10699 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10700 allUserHandles, perUserInstalled, outInfo, writeSettings); 10701 if (!ret) { 10702 return false; 10703 } 10704 // writer 10705 synchronized (mPackages) { 10706 // Reinstate the old system package 10707 mSettings.enableSystemPackageLPw(newPs.name); 10708 // Remove any native libraries from the upgraded package. 10709 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10710 } 10711 // Install the system package 10712 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10713 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10714 if (locationIsPrivileged(disabledPs.codePath)) { 10715 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10716 } 10717 10718 final PackageParser.Package newPkg; 10719 try { 10720 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10721 } catch (PackageManagerException e) { 10722 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10723 return false; 10724 } 10725 10726 // writer 10727 synchronized (mPackages) { 10728 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10729 updatePermissionsLPw(newPkg.packageName, newPkg, 10730 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10731 if (applyUserRestrictions) { 10732 if (DEBUG_REMOVE) { 10733 Slog.d(TAG, "Propagating install state across reinstall"); 10734 } 10735 for (int i = 0; i < allUserHandles.length; i++) { 10736 if (DEBUG_REMOVE) { 10737 Slog.d(TAG, " user " + allUserHandles[i] 10738 + " => " + perUserInstalled[i]); 10739 } 10740 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10741 } 10742 // Regardless of writeSettings we need to ensure that this restriction 10743 // state propagation is persisted 10744 mSettings.writeAllUsersPackageRestrictionsLPr(); 10745 } 10746 // can downgrade to reader here 10747 if (writeSettings) { 10748 mSettings.writeLPr(); 10749 } 10750 } 10751 return true; 10752 } 10753 10754 private boolean deleteInstalledPackageLI(PackageSetting ps, 10755 boolean deleteCodeAndResources, int flags, 10756 int[] allUserHandles, boolean[] perUserInstalled, 10757 PackageRemovedInfo outInfo, boolean writeSettings) { 10758 if (outInfo != null) { 10759 outInfo.uid = ps.appId; 10760 } 10761 10762 // Delete package data from internal structures and also remove data if flag is set 10763 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10764 10765 // Delete application code and resources 10766 if (deleteCodeAndResources && (outInfo != null)) { 10767 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10768 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10769 getAppDexInstructionSets(ps)); 10770 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10771 } 10772 return true; 10773 } 10774 10775 @Override 10776 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10777 int userId) { 10778 mContext.enforceCallingOrSelfPermission( 10779 android.Manifest.permission.DELETE_PACKAGES, null); 10780 synchronized (mPackages) { 10781 PackageSetting ps = mSettings.mPackages.get(packageName); 10782 if (ps == null) { 10783 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10784 return false; 10785 } 10786 if (!ps.getInstalled(userId)) { 10787 // Can't block uninstall for an app that is not installed or enabled. 10788 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10789 return false; 10790 } 10791 ps.setBlockUninstall(blockUninstall, userId); 10792 mSettings.writePackageRestrictionsLPr(userId); 10793 } 10794 return true; 10795 } 10796 10797 @Override 10798 public boolean getBlockUninstallForUser(String packageName, int userId) { 10799 synchronized (mPackages) { 10800 PackageSetting ps = mSettings.mPackages.get(packageName); 10801 if (ps == null) { 10802 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10803 return false; 10804 } 10805 return ps.getBlockUninstall(userId); 10806 } 10807 } 10808 10809 /* 10810 * This method handles package deletion in general 10811 */ 10812 private boolean deletePackageLI(String packageName, UserHandle user, 10813 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10814 int flags, PackageRemovedInfo outInfo, 10815 boolean writeSettings) { 10816 if (packageName == null) { 10817 Slog.w(TAG, "Attempt to delete null packageName."); 10818 return false; 10819 } 10820 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10821 PackageSetting ps; 10822 boolean dataOnly = false; 10823 int removeUser = -1; 10824 int appId = -1; 10825 synchronized (mPackages) { 10826 ps = mSettings.mPackages.get(packageName); 10827 if (ps == null) { 10828 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10829 return false; 10830 } 10831 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10832 && user.getIdentifier() != UserHandle.USER_ALL) { 10833 // The caller is asking that the package only be deleted for a single 10834 // user. To do this, we just mark its uninstalled state and delete 10835 // its data. If this is a system app, we only allow this to happen if 10836 // they have set the special DELETE_SYSTEM_APP which requests different 10837 // semantics than normal for uninstalling system apps. 10838 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10839 ps.setUserState(user.getIdentifier(), 10840 COMPONENT_ENABLED_STATE_DEFAULT, 10841 false, //installed 10842 true, //stopped 10843 true, //notLaunched 10844 false, //hidden 10845 null, null, null, 10846 false // blockUninstall 10847 ); 10848 if (!isSystemApp(ps)) { 10849 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10850 // Other user still have this package installed, so all 10851 // we need to do is clear this user's data and save that 10852 // it is uninstalled. 10853 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10854 removeUser = user.getIdentifier(); 10855 appId = ps.appId; 10856 mSettings.writePackageRestrictionsLPr(removeUser); 10857 } else { 10858 // We need to set it back to 'installed' so the uninstall 10859 // broadcasts will be sent correctly. 10860 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10861 ps.setInstalled(true, user.getIdentifier()); 10862 } 10863 } else { 10864 // This is a system app, so we assume that the 10865 // other users still have this package installed, so all 10866 // we need to do is clear this user's data and save that 10867 // it is uninstalled. 10868 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10869 removeUser = user.getIdentifier(); 10870 appId = ps.appId; 10871 mSettings.writePackageRestrictionsLPr(removeUser); 10872 } 10873 } 10874 } 10875 10876 if (removeUser >= 0) { 10877 // From above, we determined that we are deleting this only 10878 // for a single user. Continue the work here. 10879 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10880 if (outInfo != null) { 10881 outInfo.removedPackage = packageName; 10882 outInfo.removedAppId = appId; 10883 outInfo.removedUsers = new int[] {removeUser}; 10884 } 10885 mInstaller.clearUserData(packageName, removeUser); 10886 removeKeystoreDataIfNeeded(removeUser, appId); 10887 schedulePackageCleaning(packageName, removeUser, false); 10888 return true; 10889 } 10890 10891 if (dataOnly) { 10892 // Delete application data first 10893 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10894 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10895 return true; 10896 } 10897 10898 boolean ret = false; 10899 if (isSystemApp(ps)) { 10900 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10901 // When an updated system application is deleted we delete the existing resources as well and 10902 // fall back to existing code in system partition 10903 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10904 flags, outInfo, writeSettings); 10905 } else { 10906 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10907 // Kill application pre-emptively especially for apps on sd. 10908 killApplication(packageName, ps.appId, "uninstall pkg"); 10909 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10910 allUserHandles, perUserInstalled, 10911 outInfo, writeSettings); 10912 } 10913 10914 return ret; 10915 } 10916 10917 private final class ClearStorageConnection implements ServiceConnection { 10918 IMediaContainerService mContainerService; 10919 10920 @Override 10921 public void onServiceConnected(ComponentName name, IBinder service) { 10922 synchronized (this) { 10923 mContainerService = IMediaContainerService.Stub.asInterface(service); 10924 notifyAll(); 10925 } 10926 } 10927 10928 @Override 10929 public void onServiceDisconnected(ComponentName name) { 10930 } 10931 } 10932 10933 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10934 final boolean mounted; 10935 if (Environment.isExternalStorageEmulated()) { 10936 mounted = true; 10937 } else { 10938 final String status = Environment.getExternalStorageState(); 10939 10940 mounted = status.equals(Environment.MEDIA_MOUNTED) 10941 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10942 } 10943 10944 if (!mounted) { 10945 return; 10946 } 10947 10948 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10949 int[] users; 10950 if (userId == UserHandle.USER_ALL) { 10951 users = sUserManager.getUserIds(); 10952 } else { 10953 users = new int[] { userId }; 10954 } 10955 final ClearStorageConnection conn = new ClearStorageConnection(); 10956 if (mContext.bindServiceAsUser( 10957 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10958 try { 10959 for (int curUser : users) { 10960 long timeout = SystemClock.uptimeMillis() + 5000; 10961 synchronized (conn) { 10962 long now = SystemClock.uptimeMillis(); 10963 while (conn.mContainerService == null && now < timeout) { 10964 try { 10965 conn.wait(timeout - now); 10966 } catch (InterruptedException e) { 10967 } 10968 } 10969 } 10970 if (conn.mContainerService == null) { 10971 return; 10972 } 10973 10974 final UserEnvironment userEnv = new UserEnvironment(curUser); 10975 clearDirectory(conn.mContainerService, 10976 userEnv.buildExternalStorageAppCacheDirs(packageName)); 10977 if (allData) { 10978 clearDirectory(conn.mContainerService, 10979 userEnv.buildExternalStorageAppDataDirs(packageName)); 10980 clearDirectory(conn.mContainerService, 10981 userEnv.buildExternalStorageAppMediaDirs(packageName)); 10982 } 10983 } 10984 } finally { 10985 mContext.unbindService(conn); 10986 } 10987 } 10988 } 10989 10990 @Override 10991 public void clearApplicationUserData(final String packageName, 10992 final IPackageDataObserver observer, final int userId) { 10993 mContext.enforceCallingOrSelfPermission( 10994 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 10995 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 10996 // Queue up an async operation since the package deletion may take a little while. 10997 mHandler.post(new Runnable() { 10998 public void run() { 10999 mHandler.removeCallbacks(this); 11000 final boolean succeeded; 11001 synchronized (mInstallLock) { 11002 succeeded = clearApplicationUserDataLI(packageName, userId); 11003 } 11004 clearExternalStorageDataSync(packageName, userId, true); 11005 if (succeeded) { 11006 // invoke DeviceStorageMonitor's update method to clear any notifications 11007 DeviceStorageMonitorInternal 11008 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11009 if (dsm != null) { 11010 dsm.checkMemory(); 11011 } 11012 } 11013 if(observer != null) { 11014 try { 11015 observer.onRemoveCompleted(packageName, succeeded); 11016 } catch (RemoteException e) { 11017 Log.i(TAG, "Observer no longer exists."); 11018 } 11019 } //end if observer 11020 } //end run 11021 }); 11022 } 11023 11024 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11025 if (packageName == null) { 11026 Slog.w(TAG, "Attempt to delete null packageName."); 11027 return false; 11028 } 11029 11030 // Try finding details about the requested package 11031 PackageParser.Package pkg; 11032 synchronized (mPackages) { 11033 pkg = mPackages.get(packageName); 11034 if (pkg == null) { 11035 final PackageSetting ps = mSettings.mPackages.get(packageName); 11036 if (ps != null) { 11037 pkg = ps.pkg; 11038 } 11039 } 11040 } 11041 11042 if (pkg == null) { 11043 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11044 } 11045 11046 // Always delete data directories for package, even if we found no other 11047 // record of app. This helps users recover from UID mismatches without 11048 // resorting to a full data wipe. 11049 int retCode = mInstaller.clearUserData(packageName, userId); 11050 if (retCode < 0) { 11051 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 11052 return false; 11053 } 11054 11055 if (pkg == null) { 11056 return false; 11057 } 11058 11059 if (pkg != null && pkg.applicationInfo != null) { 11060 final int appId = pkg.applicationInfo.uid; 11061 removeKeystoreDataIfNeeded(userId, appId); 11062 } 11063 11064 // Create a native library symlink only if we have native libraries 11065 // and if the native libraries are 32 bit libraries. We do not provide 11066 // this symlink for 64 bit libraries. 11067 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11068 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11069 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11070 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11071 Slog.w(TAG, "Failed linking native library dir"); 11072 return false; 11073 } 11074 } 11075 11076 return true; 11077 } 11078 11079 /** 11080 * Remove entries from the keystore daemon. Will only remove it if the 11081 * {@code appId} is valid. 11082 */ 11083 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11084 if (appId < 0) { 11085 return; 11086 } 11087 11088 final KeyStore keyStore = KeyStore.getInstance(); 11089 if (keyStore != null) { 11090 if (userId == UserHandle.USER_ALL) { 11091 for (final int individual : sUserManager.getUserIds()) { 11092 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11093 } 11094 } else { 11095 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11096 } 11097 } else { 11098 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11099 } 11100 } 11101 11102 @Override 11103 public void deleteApplicationCacheFiles(final String packageName, 11104 final IPackageDataObserver observer) { 11105 mContext.enforceCallingOrSelfPermission( 11106 android.Manifest.permission.DELETE_CACHE_FILES, null); 11107 // Queue up an async operation since the package deletion may take a little while. 11108 final int userId = UserHandle.getCallingUserId(); 11109 mHandler.post(new Runnable() { 11110 public void run() { 11111 mHandler.removeCallbacks(this); 11112 final boolean succeded; 11113 synchronized (mInstallLock) { 11114 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11115 } 11116 clearExternalStorageDataSync(packageName, userId, false); 11117 if(observer != null) { 11118 try { 11119 observer.onRemoveCompleted(packageName, succeded); 11120 } catch (RemoteException e) { 11121 Log.i(TAG, "Observer no longer exists."); 11122 } 11123 } //end if observer 11124 } //end run 11125 }); 11126 } 11127 11128 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11129 if (packageName == null) { 11130 Slog.w(TAG, "Attempt to delete null packageName."); 11131 return false; 11132 } 11133 PackageParser.Package p; 11134 synchronized (mPackages) { 11135 p = mPackages.get(packageName); 11136 } 11137 if (p == null) { 11138 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11139 return false; 11140 } 11141 final ApplicationInfo applicationInfo = p.applicationInfo; 11142 if (applicationInfo == null) { 11143 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11144 return false; 11145 } 11146 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11147 if (retCode < 0) { 11148 Slog.w(TAG, "Couldn't remove cache files for package: " 11149 + packageName + " u" + userId); 11150 return false; 11151 } 11152 return true; 11153 } 11154 11155 @Override 11156 public void getPackageSizeInfo(final String packageName, int userHandle, 11157 final IPackageStatsObserver observer) { 11158 mContext.enforceCallingOrSelfPermission( 11159 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11160 if (packageName == null) { 11161 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11162 } 11163 11164 PackageStats stats = new PackageStats(packageName, userHandle); 11165 11166 /* 11167 * Queue up an async operation since the package measurement may take a 11168 * little while. 11169 */ 11170 Message msg = mHandler.obtainMessage(INIT_COPY); 11171 msg.obj = new MeasureParams(stats, observer); 11172 mHandler.sendMessage(msg); 11173 } 11174 11175 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11176 PackageStats pStats) { 11177 if (packageName == null) { 11178 Slog.w(TAG, "Attempt to get size of null packageName."); 11179 return false; 11180 } 11181 PackageParser.Package p; 11182 boolean dataOnly = false; 11183 String libDirRoot = null; 11184 String asecPath = null; 11185 PackageSetting ps = null; 11186 synchronized (mPackages) { 11187 p = mPackages.get(packageName); 11188 ps = mSettings.mPackages.get(packageName); 11189 if(p == null) { 11190 dataOnly = true; 11191 if((ps == null) || (ps.pkg == null)) { 11192 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11193 return false; 11194 } 11195 p = ps.pkg; 11196 } 11197 if (ps != null) { 11198 libDirRoot = ps.legacyNativeLibraryPathString; 11199 } 11200 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11201 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11202 if (secureContainerId != null) { 11203 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11204 } 11205 } 11206 } 11207 String publicSrcDir = null; 11208 if(!dataOnly) { 11209 final ApplicationInfo applicationInfo = p.applicationInfo; 11210 if (applicationInfo == null) { 11211 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11212 return false; 11213 } 11214 if (isForwardLocked(p)) { 11215 publicSrcDir = applicationInfo.getBaseResourcePath(); 11216 } 11217 } 11218 // TODO: extend to measure size of split APKs 11219 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11220 // not just the first level. 11221 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11222 // just the primary. 11223 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11224 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11225 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11226 if (res < 0) { 11227 return false; 11228 } 11229 11230 // Fix-up for forward-locked applications in ASEC containers. 11231 if (!isExternal(p)) { 11232 pStats.codeSize += pStats.externalCodeSize; 11233 pStats.externalCodeSize = 0L; 11234 } 11235 11236 return true; 11237 } 11238 11239 11240 @Override 11241 public void addPackageToPreferred(String packageName) { 11242 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11243 } 11244 11245 @Override 11246 public void removePackageFromPreferred(String packageName) { 11247 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11248 } 11249 11250 @Override 11251 public List<PackageInfo> getPreferredPackages(int flags) { 11252 return new ArrayList<PackageInfo>(); 11253 } 11254 11255 private int getUidTargetSdkVersionLockedLPr(int uid) { 11256 Object obj = mSettings.getUserIdLPr(uid); 11257 if (obj instanceof SharedUserSetting) { 11258 final SharedUserSetting sus = (SharedUserSetting) obj; 11259 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11260 final Iterator<PackageSetting> it = sus.packages.iterator(); 11261 while (it.hasNext()) { 11262 final PackageSetting ps = it.next(); 11263 if (ps.pkg != null) { 11264 int v = ps.pkg.applicationInfo.targetSdkVersion; 11265 if (v < vers) vers = v; 11266 } 11267 } 11268 return vers; 11269 } else if (obj instanceof PackageSetting) { 11270 final PackageSetting ps = (PackageSetting) obj; 11271 if (ps.pkg != null) { 11272 return ps.pkg.applicationInfo.targetSdkVersion; 11273 } 11274 } 11275 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11276 } 11277 11278 @Override 11279 public void addPreferredActivity(IntentFilter filter, int match, 11280 ComponentName[] set, ComponentName activity, int userId) { 11281 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11282 "Adding preferred"); 11283 } 11284 11285 private void addPreferredActivityInternal(IntentFilter filter, int match, 11286 ComponentName[] set, ComponentName activity, boolean always, int userId, 11287 String opname) { 11288 // writer 11289 int callingUid = Binder.getCallingUid(); 11290 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 11291 if (filter.countActions() == 0) { 11292 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11293 return; 11294 } 11295 synchronized (mPackages) { 11296 if (mContext.checkCallingOrSelfPermission( 11297 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11298 != PackageManager.PERMISSION_GRANTED) { 11299 if (getUidTargetSdkVersionLockedLPr(callingUid) 11300 < Build.VERSION_CODES.FROYO) { 11301 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11302 + callingUid); 11303 return; 11304 } 11305 mContext.enforceCallingOrSelfPermission( 11306 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11307 } 11308 11309 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11310 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11311 + userId + ":"); 11312 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11313 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11314 mSettings.writePackageRestrictionsLPr(userId); 11315 } 11316 } 11317 11318 @Override 11319 public void replacePreferredActivity(IntentFilter filter, int match, 11320 ComponentName[] set, ComponentName activity, int userId) { 11321 if (filter.countActions() != 1) { 11322 throw new IllegalArgumentException( 11323 "replacePreferredActivity expects filter to have only 1 action."); 11324 } 11325 if (filter.countDataAuthorities() != 0 11326 || filter.countDataPaths() != 0 11327 || filter.countDataSchemes() > 1 11328 || filter.countDataTypes() != 0) { 11329 throw new IllegalArgumentException( 11330 "replacePreferredActivity expects filter to have no data authorities, " + 11331 "paths, or types; and at most one scheme."); 11332 } 11333 11334 final int callingUid = Binder.getCallingUid(); 11335 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 11336 synchronized (mPackages) { 11337 if (mContext.checkCallingOrSelfPermission( 11338 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11339 != PackageManager.PERMISSION_GRANTED) { 11340 if (getUidTargetSdkVersionLockedLPr(callingUid) 11341 < Build.VERSION_CODES.FROYO) { 11342 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11343 + Binder.getCallingUid()); 11344 return; 11345 } 11346 mContext.enforceCallingOrSelfPermission( 11347 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11348 } 11349 11350 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11351 if (pir != null) { 11352 // Get all of the existing entries that exactly match this filter. 11353 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11354 if (existing != null && existing.size() == 1) { 11355 PreferredActivity cur = existing.get(0); 11356 if (DEBUG_PREFERRED) { 11357 Slog.i(TAG, "Checking replace of preferred:"); 11358 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11359 if (!cur.mPref.mAlways) { 11360 Slog.i(TAG, " -- CUR; not mAlways!"); 11361 } else { 11362 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11363 Slog.i(TAG, " -- CUR: mSet=" 11364 + Arrays.toString(cur.mPref.mSetComponents)); 11365 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11366 Slog.i(TAG, " -- NEW: mMatch=" 11367 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11368 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11369 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11370 } 11371 } 11372 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11373 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11374 && cur.mPref.sameSet(set)) { 11375 // Setting the preferred activity to what it happens to be already 11376 if (DEBUG_PREFERRED) { 11377 Slog.i(TAG, "Replacing with same preferred activity " 11378 + cur.mPref.mShortComponent + " for user " 11379 + userId + ":"); 11380 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11381 } 11382 return; 11383 } 11384 } 11385 11386 if (existing != null) { 11387 if (DEBUG_PREFERRED) { 11388 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11389 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11390 } 11391 for (int i = 0; i < existing.size(); i++) { 11392 PreferredActivity pa = existing.get(i); 11393 if (DEBUG_PREFERRED) { 11394 Slog.i(TAG, "Removing existing preferred activity " 11395 + pa.mPref.mComponent + ":"); 11396 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11397 } 11398 pir.removeFilter(pa); 11399 } 11400 } 11401 } 11402 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11403 "Replacing preferred"); 11404 } 11405 } 11406 11407 @Override 11408 public void clearPackagePreferredActivities(String packageName) { 11409 final int uid = Binder.getCallingUid(); 11410 // writer 11411 synchronized (mPackages) { 11412 PackageParser.Package pkg = mPackages.get(packageName); 11413 if (pkg == null || pkg.applicationInfo.uid != uid) { 11414 if (mContext.checkCallingOrSelfPermission( 11415 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11416 != PackageManager.PERMISSION_GRANTED) { 11417 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11418 < Build.VERSION_CODES.FROYO) { 11419 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11420 + Binder.getCallingUid()); 11421 return; 11422 } 11423 mContext.enforceCallingOrSelfPermission( 11424 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11425 } 11426 } 11427 11428 int user = UserHandle.getCallingUserId(); 11429 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11430 mSettings.writePackageRestrictionsLPr(user); 11431 scheduleWriteSettingsLocked(); 11432 } 11433 } 11434 } 11435 11436 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11437 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11438 ArrayList<PreferredActivity> removed = null; 11439 boolean changed = false; 11440 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11441 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11442 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11443 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11444 continue; 11445 } 11446 Iterator<PreferredActivity> it = pir.filterIterator(); 11447 while (it.hasNext()) { 11448 PreferredActivity pa = it.next(); 11449 // Mark entry for removal only if it matches the package name 11450 // and the entry is of type "always". 11451 if (packageName == null || 11452 (pa.mPref.mComponent.getPackageName().equals(packageName) 11453 && pa.mPref.mAlways)) { 11454 if (removed == null) { 11455 removed = new ArrayList<PreferredActivity>(); 11456 } 11457 removed.add(pa); 11458 } 11459 } 11460 if (removed != null) { 11461 for (int j=0; j<removed.size(); j++) { 11462 PreferredActivity pa = removed.get(j); 11463 pir.removeFilter(pa); 11464 } 11465 changed = true; 11466 } 11467 } 11468 return changed; 11469 } 11470 11471 @Override 11472 public void resetPreferredActivities(int userId) { 11473 /* TODO: Actually use userId. Why is it being passed in? */ 11474 mContext.enforceCallingOrSelfPermission( 11475 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11476 // writer 11477 synchronized (mPackages) { 11478 int user = UserHandle.getCallingUserId(); 11479 clearPackagePreferredActivitiesLPw(null, user); 11480 mSettings.readDefaultPreferredAppsLPw(this, user); 11481 mSettings.writePackageRestrictionsLPr(user); 11482 scheduleWriteSettingsLocked(); 11483 } 11484 } 11485 11486 @Override 11487 public int getPreferredActivities(List<IntentFilter> outFilters, 11488 List<ComponentName> outActivities, String packageName) { 11489 11490 int num = 0; 11491 final int userId = UserHandle.getCallingUserId(); 11492 // reader 11493 synchronized (mPackages) { 11494 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11495 if (pir != null) { 11496 final Iterator<PreferredActivity> it = pir.filterIterator(); 11497 while (it.hasNext()) { 11498 final PreferredActivity pa = it.next(); 11499 if (packageName == null 11500 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11501 && pa.mPref.mAlways)) { 11502 if (outFilters != null) { 11503 outFilters.add(new IntentFilter(pa)); 11504 } 11505 if (outActivities != null) { 11506 outActivities.add(pa.mPref.mComponent); 11507 } 11508 } 11509 } 11510 } 11511 } 11512 11513 return num; 11514 } 11515 11516 @Override 11517 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11518 int userId) { 11519 int callingUid = Binder.getCallingUid(); 11520 if (callingUid != Process.SYSTEM_UID) { 11521 throw new SecurityException( 11522 "addPersistentPreferredActivity can only be run by the system"); 11523 } 11524 if (filter.countActions() == 0) { 11525 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11526 return; 11527 } 11528 synchronized (mPackages) { 11529 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11530 " :"); 11531 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11532 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11533 new PersistentPreferredActivity(filter, activity)); 11534 mSettings.writePackageRestrictionsLPr(userId); 11535 } 11536 } 11537 11538 @Override 11539 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11540 int callingUid = Binder.getCallingUid(); 11541 if (callingUid != Process.SYSTEM_UID) { 11542 throw new SecurityException( 11543 "clearPackagePersistentPreferredActivities can only be run by the system"); 11544 } 11545 ArrayList<PersistentPreferredActivity> removed = null; 11546 boolean changed = false; 11547 synchronized (mPackages) { 11548 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11549 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11550 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11551 .valueAt(i); 11552 if (userId != thisUserId) { 11553 continue; 11554 } 11555 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11556 while (it.hasNext()) { 11557 PersistentPreferredActivity ppa = it.next(); 11558 // Mark entry for removal only if it matches the package name. 11559 if (ppa.mComponent.getPackageName().equals(packageName)) { 11560 if (removed == null) { 11561 removed = new ArrayList<PersistentPreferredActivity>(); 11562 } 11563 removed.add(ppa); 11564 } 11565 } 11566 if (removed != null) { 11567 for (int j=0; j<removed.size(); j++) { 11568 PersistentPreferredActivity ppa = removed.get(j); 11569 ppir.removeFilter(ppa); 11570 } 11571 changed = true; 11572 } 11573 } 11574 11575 if (changed) { 11576 mSettings.writePackageRestrictionsLPr(userId); 11577 } 11578 } 11579 } 11580 11581 @Override 11582 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11583 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11584 mContext.enforceCallingOrSelfPermission( 11585 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11586 int callingUid = Binder.getCallingUid(); 11587 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11588 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11589 if (intentFilter.countActions() == 0) { 11590 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11591 return; 11592 } 11593 synchronized (mPackages) { 11594 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11595 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11596 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11597 mSettings.writePackageRestrictionsLPr(sourceUserId); 11598 } 11599 } 11600 11601 @Override 11602 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11603 int ownerUserId) { 11604 mContext.enforceCallingOrSelfPermission( 11605 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11606 int callingUid = Binder.getCallingUid(); 11607 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11608 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11609 int callingUserId = UserHandle.getUserId(callingUid); 11610 synchronized (mPackages) { 11611 CrossProfileIntentResolver resolver = 11612 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11613 HashSet<CrossProfileIntentFilter> set = 11614 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11615 for (CrossProfileIntentFilter filter : set) { 11616 if (filter.getOwnerPackage().equals(ownerPackage) 11617 && filter.getOwnerUserId() == callingUserId) { 11618 resolver.removeFilter(filter); 11619 } 11620 } 11621 mSettings.writePackageRestrictionsLPr(sourceUserId); 11622 } 11623 } 11624 11625 // Enforcing that callingUid is owning pkg on userId 11626 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11627 // The system owns everything. 11628 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11629 return; 11630 } 11631 int callingUserId = UserHandle.getUserId(callingUid); 11632 if (callingUserId != userId) { 11633 throw new SecurityException("calling uid " + callingUid 11634 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11635 + callingUserId); 11636 } 11637 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11638 if (pi == null) { 11639 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11640 + callingUserId); 11641 } 11642 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11643 throw new SecurityException("Calling uid " + callingUid 11644 + " does not own package " + pkg); 11645 } 11646 } 11647 11648 @Override 11649 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11650 Intent intent = new Intent(Intent.ACTION_MAIN); 11651 intent.addCategory(Intent.CATEGORY_HOME); 11652 11653 final int callingUserId = UserHandle.getCallingUserId(); 11654 List<ResolveInfo> list = queryIntentActivities(intent, null, 11655 PackageManager.GET_META_DATA, callingUserId); 11656 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11657 true, false, false, callingUserId); 11658 11659 allHomeCandidates.clear(); 11660 if (list != null) { 11661 for (ResolveInfo ri : list) { 11662 allHomeCandidates.add(ri); 11663 } 11664 } 11665 return (preferred == null || preferred.activityInfo == null) 11666 ? null 11667 : new ComponentName(preferred.activityInfo.packageName, 11668 preferred.activityInfo.name); 11669 } 11670 11671 @Override 11672 public void setApplicationEnabledSetting(String appPackageName, 11673 int newState, int flags, int userId, String callingPackage) { 11674 if (!sUserManager.exists(userId)) return; 11675 if (callingPackage == null) { 11676 callingPackage = Integer.toString(Binder.getCallingUid()); 11677 } 11678 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11679 } 11680 11681 @Override 11682 public void setComponentEnabledSetting(ComponentName componentName, 11683 int newState, int flags, int userId) { 11684 if (!sUserManager.exists(userId)) return; 11685 setEnabledSetting(componentName.getPackageName(), 11686 componentName.getClassName(), newState, flags, userId, null); 11687 } 11688 11689 private void setEnabledSetting(final String packageName, String className, int newState, 11690 final int flags, int userId, String callingPackage) { 11691 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11692 || newState == COMPONENT_ENABLED_STATE_ENABLED 11693 || newState == COMPONENT_ENABLED_STATE_DISABLED 11694 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11695 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11696 throw new IllegalArgumentException("Invalid new component state: " 11697 + newState); 11698 } 11699 PackageSetting pkgSetting; 11700 final int uid = Binder.getCallingUid(); 11701 final int permission = mContext.checkCallingOrSelfPermission( 11702 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11703 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 11704 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11705 boolean sendNow = false; 11706 boolean isApp = (className == null); 11707 String componentName = isApp ? packageName : className; 11708 int packageUid = -1; 11709 ArrayList<String> components; 11710 11711 // writer 11712 synchronized (mPackages) { 11713 pkgSetting = mSettings.mPackages.get(packageName); 11714 if (pkgSetting == null) { 11715 if (className == null) { 11716 throw new IllegalArgumentException( 11717 "Unknown package: " + packageName); 11718 } 11719 throw new IllegalArgumentException( 11720 "Unknown component: " + packageName 11721 + "/" + className); 11722 } 11723 // Allow root and verify that userId is not being specified by a different user 11724 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11725 throw new SecurityException( 11726 "Permission Denial: attempt to change component state from pid=" 11727 + Binder.getCallingPid() 11728 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11729 } 11730 if (className == null) { 11731 // We're dealing with an application/package level state change 11732 if (pkgSetting.getEnabled(userId) == newState) { 11733 // Nothing to do 11734 return; 11735 } 11736 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11737 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11738 // Don't care about who enables an app. 11739 callingPackage = null; 11740 } 11741 pkgSetting.setEnabled(newState, userId, callingPackage); 11742 // pkgSetting.pkg.mSetEnabled = newState; 11743 } else { 11744 // We're dealing with a component level state change 11745 // First, verify that this is a valid class name. 11746 PackageParser.Package pkg = pkgSetting.pkg; 11747 if (pkg == null || !pkg.hasComponentClassName(className)) { 11748 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11749 throw new IllegalArgumentException("Component class " + className 11750 + " does not exist in " + packageName); 11751 } else { 11752 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11753 + className + " does not exist in " + packageName); 11754 } 11755 } 11756 switch (newState) { 11757 case COMPONENT_ENABLED_STATE_ENABLED: 11758 if (!pkgSetting.enableComponentLPw(className, userId)) { 11759 return; 11760 } 11761 break; 11762 case COMPONENT_ENABLED_STATE_DISABLED: 11763 if (!pkgSetting.disableComponentLPw(className, userId)) { 11764 return; 11765 } 11766 break; 11767 case COMPONENT_ENABLED_STATE_DEFAULT: 11768 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11769 return; 11770 } 11771 break; 11772 default: 11773 Slog.e(TAG, "Invalid new component state: " + newState); 11774 return; 11775 } 11776 } 11777 mSettings.writePackageRestrictionsLPr(userId); 11778 components = mPendingBroadcasts.get(userId, packageName); 11779 final boolean newPackage = components == null; 11780 if (newPackage) { 11781 components = new ArrayList<String>(); 11782 } 11783 if (!components.contains(componentName)) { 11784 components.add(componentName); 11785 } 11786 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11787 sendNow = true; 11788 // Purge entry from pending broadcast list if another one exists already 11789 // since we are sending one right away. 11790 mPendingBroadcasts.remove(userId, packageName); 11791 } else { 11792 if (newPackage) { 11793 mPendingBroadcasts.put(userId, packageName, components); 11794 } 11795 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11796 // Schedule a message 11797 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11798 } 11799 } 11800 } 11801 11802 long callingId = Binder.clearCallingIdentity(); 11803 try { 11804 if (sendNow) { 11805 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11806 sendPackageChangedBroadcast(packageName, 11807 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11808 } 11809 } finally { 11810 Binder.restoreCallingIdentity(callingId); 11811 } 11812 } 11813 11814 private void sendPackageChangedBroadcast(String packageName, 11815 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11816 if (DEBUG_INSTALL) 11817 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11818 + componentNames); 11819 Bundle extras = new Bundle(4); 11820 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11821 String nameList[] = new String[componentNames.size()]; 11822 componentNames.toArray(nameList); 11823 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11824 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11825 extras.putInt(Intent.EXTRA_UID, packageUid); 11826 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11827 new int[] {UserHandle.getUserId(packageUid)}); 11828 } 11829 11830 @Override 11831 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11832 if (!sUserManager.exists(userId)) return; 11833 final int uid = Binder.getCallingUid(); 11834 final int permission = mContext.checkCallingOrSelfPermission( 11835 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11836 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11837 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 11838 // writer 11839 synchronized (mPackages) { 11840 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11841 uid, userId)) { 11842 scheduleWritePackageRestrictionsLocked(userId); 11843 } 11844 } 11845 } 11846 11847 @Override 11848 public String getInstallerPackageName(String packageName) { 11849 // reader 11850 synchronized (mPackages) { 11851 return mSettings.getInstallerPackageNameLPr(packageName); 11852 } 11853 } 11854 11855 @Override 11856 public int getApplicationEnabledSetting(String packageName, int userId) { 11857 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11858 int uid = Binder.getCallingUid(); 11859 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 11860 // reader 11861 synchronized (mPackages) { 11862 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11863 } 11864 } 11865 11866 @Override 11867 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11868 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11869 int uid = Binder.getCallingUid(); 11870 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 11871 // reader 11872 synchronized (mPackages) { 11873 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11874 } 11875 } 11876 11877 @Override 11878 public void enterSafeMode() { 11879 enforceSystemOrRoot("Only the system can request entering safe mode"); 11880 11881 if (!mSystemReady) { 11882 mSafeMode = true; 11883 } 11884 } 11885 11886 @Override 11887 public void systemReady() { 11888 mSystemReady = true; 11889 11890 // Read the compatibilty setting when the system is ready. 11891 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11892 mContext.getContentResolver(), 11893 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11894 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11895 if (DEBUG_SETTINGS) { 11896 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11897 } 11898 11899 synchronized (mPackages) { 11900 // Verify that all of the preferred activity components actually 11901 // exist. It is possible for applications to be updated and at 11902 // that point remove a previously declared activity component that 11903 // had been set as a preferred activity. We try to clean this up 11904 // the next time we encounter that preferred activity, but it is 11905 // possible for the user flow to never be able to return to that 11906 // situation so here we do a sanity check to make sure we haven't 11907 // left any junk around. 11908 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11909 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11910 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11911 removed.clear(); 11912 for (PreferredActivity pa : pir.filterSet()) { 11913 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11914 removed.add(pa); 11915 } 11916 } 11917 if (removed.size() > 0) { 11918 for (int r=0; r<removed.size(); r++) { 11919 PreferredActivity pa = removed.get(r); 11920 Slog.w(TAG, "Removing dangling preferred activity: " 11921 + pa.mPref.mComponent); 11922 pir.removeFilter(pa); 11923 } 11924 mSettings.writePackageRestrictionsLPr( 11925 mSettings.mPreferredActivities.keyAt(i)); 11926 } 11927 } 11928 } 11929 sUserManager.systemReady(); 11930 11931 // Kick off any messages waiting for system ready 11932 if (mPostSystemReadyMessages != null) { 11933 for (Message msg : mPostSystemReadyMessages) { 11934 msg.sendToTarget(); 11935 } 11936 mPostSystemReadyMessages = null; 11937 } 11938 } 11939 11940 @Override 11941 public boolean isSafeMode() { 11942 return mSafeMode; 11943 } 11944 11945 @Override 11946 public boolean hasSystemUidErrors() { 11947 return mHasSystemUidErrors; 11948 } 11949 11950 static String arrayToString(int[] array) { 11951 StringBuffer buf = new StringBuffer(128); 11952 buf.append('['); 11953 if (array != null) { 11954 for (int i=0; i<array.length; i++) { 11955 if (i > 0) buf.append(", "); 11956 buf.append(array[i]); 11957 } 11958 } 11959 buf.append(']'); 11960 return buf.toString(); 11961 } 11962 11963 static class DumpState { 11964 public static final int DUMP_LIBS = 1 << 0; 11965 public static final int DUMP_FEATURES = 1 << 1; 11966 public static final int DUMP_RESOLVERS = 1 << 2; 11967 public static final int DUMP_PERMISSIONS = 1 << 3; 11968 public static final int DUMP_PACKAGES = 1 << 4; 11969 public static final int DUMP_SHARED_USERS = 1 << 5; 11970 public static final int DUMP_MESSAGES = 1 << 6; 11971 public static final int DUMP_PROVIDERS = 1 << 7; 11972 public static final int DUMP_VERIFIERS = 1 << 8; 11973 public static final int DUMP_PREFERRED = 1 << 9; 11974 public static final int DUMP_PREFERRED_XML = 1 << 10; 11975 public static final int DUMP_KEYSETS = 1 << 11; 11976 public static final int DUMP_VERSION = 1 << 12; 11977 public static final int DUMP_INSTALLS = 1 << 13; 11978 11979 public static final int OPTION_SHOW_FILTERS = 1 << 0; 11980 11981 private int mTypes; 11982 11983 private int mOptions; 11984 11985 private boolean mTitlePrinted; 11986 11987 private SharedUserSetting mSharedUser; 11988 11989 public boolean isDumping(int type) { 11990 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 11991 return true; 11992 } 11993 11994 return (mTypes & type) != 0; 11995 } 11996 11997 public void setDump(int type) { 11998 mTypes |= type; 11999 } 12000 12001 public boolean isOptionEnabled(int option) { 12002 return (mOptions & option) != 0; 12003 } 12004 12005 public void setOptionEnabled(int option) { 12006 mOptions |= option; 12007 } 12008 12009 public boolean onTitlePrinted() { 12010 final boolean printed = mTitlePrinted; 12011 mTitlePrinted = true; 12012 return printed; 12013 } 12014 12015 public boolean getTitlePrinted() { 12016 return mTitlePrinted; 12017 } 12018 12019 public void setTitlePrinted(boolean enabled) { 12020 mTitlePrinted = enabled; 12021 } 12022 12023 public SharedUserSetting getSharedUser() { 12024 return mSharedUser; 12025 } 12026 12027 public void setSharedUser(SharedUserSetting user) { 12028 mSharedUser = user; 12029 } 12030 } 12031 12032 @Override 12033 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12034 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12035 != PackageManager.PERMISSION_GRANTED) { 12036 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12037 + Binder.getCallingPid() 12038 + ", uid=" + Binder.getCallingUid() 12039 + " without permission " 12040 + android.Manifest.permission.DUMP); 12041 return; 12042 } 12043 12044 DumpState dumpState = new DumpState(); 12045 boolean fullPreferred = false; 12046 boolean checkin = false; 12047 12048 String packageName = null; 12049 12050 int opti = 0; 12051 while (opti < args.length) { 12052 String opt = args[opti]; 12053 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12054 break; 12055 } 12056 opti++; 12057 if ("-a".equals(opt)) { 12058 // Right now we only know how to print all. 12059 } else if ("-h".equals(opt)) { 12060 pw.println("Package manager dump options:"); 12061 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12062 pw.println(" --checkin: dump for a checkin"); 12063 pw.println(" -f: print details of intent filters"); 12064 pw.println(" -h: print this help"); 12065 pw.println(" cmd may be one of:"); 12066 pw.println(" l[ibraries]: list known shared libraries"); 12067 pw.println(" f[ibraries]: list device features"); 12068 pw.println(" k[eysets]: print known keysets"); 12069 pw.println(" r[esolvers]: dump intent resolvers"); 12070 pw.println(" perm[issions]: dump permissions"); 12071 pw.println(" pref[erred]: print preferred package settings"); 12072 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12073 pw.println(" prov[iders]: dump content providers"); 12074 pw.println(" p[ackages]: dump installed packages"); 12075 pw.println(" s[hared-users]: dump shared user IDs"); 12076 pw.println(" m[essages]: print collected runtime messages"); 12077 pw.println(" v[erifiers]: print package verifier info"); 12078 pw.println(" version: print database version info"); 12079 pw.println(" write: write current settings now"); 12080 pw.println(" <package.name>: info about given package"); 12081 pw.println(" installs: details about install sessions"); 12082 return; 12083 } else if ("--checkin".equals(opt)) { 12084 checkin = true; 12085 } else if ("-f".equals(opt)) { 12086 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12087 } else { 12088 pw.println("Unknown argument: " + opt + "; use -h for help"); 12089 } 12090 } 12091 12092 // Is the caller requesting to dump a particular piece of data? 12093 if (opti < args.length) { 12094 String cmd = args[opti]; 12095 opti++; 12096 // Is this a package name? 12097 if ("android".equals(cmd) || cmd.contains(".")) { 12098 packageName = cmd; 12099 // When dumping a single package, we always dump all of its 12100 // filter information since the amount of data will be reasonable. 12101 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12102 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12103 dumpState.setDump(DumpState.DUMP_LIBS); 12104 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12105 dumpState.setDump(DumpState.DUMP_FEATURES); 12106 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12107 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12108 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12109 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12110 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12111 dumpState.setDump(DumpState.DUMP_PREFERRED); 12112 } else if ("preferred-xml".equals(cmd)) { 12113 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12114 if (opti < args.length && "--full".equals(args[opti])) { 12115 fullPreferred = true; 12116 opti++; 12117 } 12118 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12119 dumpState.setDump(DumpState.DUMP_PACKAGES); 12120 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12121 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12122 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12123 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12124 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12125 dumpState.setDump(DumpState.DUMP_MESSAGES); 12126 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12127 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12128 } else if ("version".equals(cmd)) { 12129 dumpState.setDump(DumpState.DUMP_VERSION); 12130 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12131 dumpState.setDump(DumpState.DUMP_KEYSETS); 12132 } else if ("installs".equals(cmd)) { 12133 dumpState.setDump(DumpState.DUMP_INSTALLS); 12134 } else if ("write".equals(cmd)) { 12135 synchronized (mPackages) { 12136 mSettings.writeLPr(); 12137 pw.println("Settings written."); 12138 return; 12139 } 12140 } 12141 } 12142 12143 if (checkin) { 12144 pw.println("vers,1"); 12145 } 12146 12147 // reader 12148 synchronized (mPackages) { 12149 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12150 if (!checkin) { 12151 if (dumpState.onTitlePrinted()) 12152 pw.println(); 12153 pw.println("Database versions:"); 12154 pw.print(" SDK Version:"); 12155 pw.print(" internal="); 12156 pw.print(mSettings.mInternalSdkPlatform); 12157 pw.print(" external="); 12158 pw.println(mSettings.mExternalSdkPlatform); 12159 pw.print(" DB Version:"); 12160 pw.print(" internal="); 12161 pw.print(mSettings.mInternalDatabaseVersion); 12162 pw.print(" external="); 12163 pw.println(mSettings.mExternalDatabaseVersion); 12164 } 12165 } 12166 12167 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12168 if (!checkin) { 12169 if (dumpState.onTitlePrinted()) 12170 pw.println(); 12171 pw.println("Verifiers:"); 12172 pw.print(" Required: "); 12173 pw.print(mRequiredVerifierPackage); 12174 pw.print(" (uid="); 12175 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12176 pw.println(")"); 12177 } else if (mRequiredVerifierPackage != null) { 12178 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12179 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12180 } 12181 } 12182 12183 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12184 boolean printedHeader = false; 12185 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12186 while (it.hasNext()) { 12187 String name = it.next(); 12188 SharedLibraryEntry ent = mSharedLibraries.get(name); 12189 if (!checkin) { 12190 if (!printedHeader) { 12191 if (dumpState.onTitlePrinted()) 12192 pw.println(); 12193 pw.println("Libraries:"); 12194 printedHeader = true; 12195 } 12196 pw.print(" "); 12197 } else { 12198 pw.print("lib,"); 12199 } 12200 pw.print(name); 12201 if (!checkin) { 12202 pw.print(" -> "); 12203 } 12204 if (ent.path != null) { 12205 if (!checkin) { 12206 pw.print("(jar) "); 12207 pw.print(ent.path); 12208 } else { 12209 pw.print(",jar,"); 12210 pw.print(ent.path); 12211 } 12212 } else { 12213 if (!checkin) { 12214 pw.print("(apk) "); 12215 pw.print(ent.apk); 12216 } else { 12217 pw.print(",apk,"); 12218 pw.print(ent.apk); 12219 } 12220 } 12221 pw.println(); 12222 } 12223 } 12224 12225 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12226 if (dumpState.onTitlePrinted()) 12227 pw.println(); 12228 if (!checkin) { 12229 pw.println("Features:"); 12230 } 12231 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12232 while (it.hasNext()) { 12233 String name = it.next(); 12234 if (!checkin) { 12235 pw.print(" "); 12236 } else { 12237 pw.print("feat,"); 12238 } 12239 pw.println(name); 12240 } 12241 } 12242 12243 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12244 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12245 : "Activity Resolver Table:", " ", packageName, 12246 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12247 dumpState.setTitlePrinted(true); 12248 } 12249 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12250 : "Receiver Resolver Table:", " ", packageName, 12251 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12252 dumpState.setTitlePrinted(true); 12253 } 12254 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12255 : "Service Resolver Table:", " ", packageName, 12256 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12257 dumpState.setTitlePrinted(true); 12258 } 12259 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12260 : "Provider Resolver Table:", " ", packageName, 12261 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12262 dumpState.setTitlePrinted(true); 12263 } 12264 } 12265 12266 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12267 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12268 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12269 int user = mSettings.mPreferredActivities.keyAt(i); 12270 if (pir.dump(pw, 12271 dumpState.getTitlePrinted() 12272 ? "\nPreferred Activities User " + user + ":" 12273 : "Preferred Activities User " + user + ":", " ", 12274 packageName, true)) { 12275 dumpState.setTitlePrinted(true); 12276 } 12277 } 12278 } 12279 12280 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12281 pw.flush(); 12282 FileOutputStream fout = new FileOutputStream(fd); 12283 BufferedOutputStream str = new BufferedOutputStream(fout); 12284 XmlSerializer serializer = new FastXmlSerializer(); 12285 try { 12286 serializer.setOutput(str, "utf-8"); 12287 serializer.startDocument(null, true); 12288 serializer.setFeature( 12289 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12290 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12291 serializer.endDocument(); 12292 serializer.flush(); 12293 } catch (IllegalArgumentException e) { 12294 pw.println("Failed writing: " + e); 12295 } catch (IllegalStateException e) { 12296 pw.println("Failed writing: " + e); 12297 } catch (IOException e) { 12298 pw.println("Failed writing: " + e); 12299 } 12300 } 12301 12302 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12303 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12304 if (packageName == null) { 12305 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12306 if (iperm == 0) { 12307 if (dumpState.onTitlePrinted()) 12308 pw.println(); 12309 pw.println("AppOp Permissions:"); 12310 } 12311 pw.print(" AppOp Permission "); 12312 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12313 pw.println(":"); 12314 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12315 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12316 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12317 } 12318 } 12319 } 12320 } 12321 12322 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12323 boolean printedSomething = false; 12324 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12325 if (packageName != null && !packageName.equals(p.info.packageName)) { 12326 continue; 12327 } 12328 if (!printedSomething) { 12329 if (dumpState.onTitlePrinted()) 12330 pw.println(); 12331 pw.println("Registered ContentProviders:"); 12332 printedSomething = true; 12333 } 12334 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12335 pw.print(" "); pw.println(p.toString()); 12336 } 12337 printedSomething = false; 12338 for (Map.Entry<String, PackageParser.Provider> entry : 12339 mProvidersByAuthority.entrySet()) { 12340 PackageParser.Provider p = entry.getValue(); 12341 if (packageName != null && !packageName.equals(p.info.packageName)) { 12342 continue; 12343 } 12344 if (!printedSomething) { 12345 if (dumpState.onTitlePrinted()) 12346 pw.println(); 12347 pw.println("ContentProvider Authorities:"); 12348 printedSomething = true; 12349 } 12350 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12351 pw.print(" "); pw.println(p.toString()); 12352 if (p.info != null && p.info.applicationInfo != null) { 12353 final String appInfo = p.info.applicationInfo.toString(); 12354 pw.print(" applicationInfo="); pw.println(appInfo); 12355 } 12356 } 12357 } 12358 12359 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12360 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12361 } 12362 12363 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12364 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12365 } 12366 12367 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12368 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12369 } 12370 12371 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 12372 // XXX should handle packageName != null by dumping only install data that 12373 // the given package is involved with. 12374 if (dumpState.onTitlePrinted()) pw.println(); 12375 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12376 } 12377 12378 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12379 if (dumpState.onTitlePrinted()) pw.println(); 12380 mSettings.dumpReadMessagesLPr(pw, dumpState); 12381 12382 pw.println(); 12383 pw.println("Package warning messages:"); 12384 final File fname = getSettingsProblemFile(); 12385 FileInputStream in = null; 12386 try { 12387 in = new FileInputStream(fname); 12388 final int avail = in.available(); 12389 final byte[] data = new byte[avail]; 12390 in.read(data); 12391 pw.print(new String(data)); 12392 } catch (FileNotFoundException e) { 12393 } catch (IOException e) { 12394 } finally { 12395 if (in != null) { 12396 try { 12397 in.close(); 12398 } catch (IOException e) { 12399 } 12400 } 12401 } 12402 } 12403 } 12404 } 12405 12406 // ------- apps on sdcard specific code ------- 12407 static final boolean DEBUG_SD_INSTALL = false; 12408 12409 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12410 12411 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12412 12413 private boolean mMediaMounted = false; 12414 12415 static String getEncryptKey() { 12416 try { 12417 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12418 SD_ENCRYPTION_KEYSTORE_NAME); 12419 if (sdEncKey == null) { 12420 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12421 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12422 if (sdEncKey == null) { 12423 Slog.e(TAG, "Failed to create encryption keys"); 12424 return null; 12425 } 12426 } 12427 return sdEncKey; 12428 } catch (NoSuchAlgorithmException nsae) { 12429 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12430 return null; 12431 } catch (IOException ioe) { 12432 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12433 return null; 12434 } 12435 } 12436 12437 /* 12438 * Update media status on PackageManager. 12439 */ 12440 @Override 12441 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12442 int callingUid = Binder.getCallingUid(); 12443 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12444 throw new SecurityException("Media status can only be updated by the system"); 12445 } 12446 // reader; this apparently protects mMediaMounted, but should probably 12447 // be a different lock in that case. 12448 synchronized (mPackages) { 12449 Log.i(TAG, "Updating external media status from " 12450 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12451 + (mediaStatus ? "mounted" : "unmounted")); 12452 if (DEBUG_SD_INSTALL) 12453 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12454 + ", mMediaMounted=" + mMediaMounted); 12455 if (mediaStatus == mMediaMounted) { 12456 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12457 : 0, -1); 12458 mHandler.sendMessage(msg); 12459 return; 12460 } 12461 mMediaMounted = mediaStatus; 12462 } 12463 // Queue up an async operation since the package installation may take a 12464 // little while. 12465 mHandler.post(new Runnable() { 12466 public void run() { 12467 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12468 } 12469 }); 12470 } 12471 12472 /** 12473 * Called by MountService when the initial ASECs to scan are available. 12474 * Should block until all the ASEC containers are finished being scanned. 12475 */ 12476 public void scanAvailableAsecs() { 12477 updateExternalMediaStatusInner(true, false, false); 12478 if (mShouldRestoreconData) { 12479 SELinuxMMAC.setRestoreconDone(); 12480 mShouldRestoreconData = false; 12481 } 12482 } 12483 12484 /* 12485 * Collect information of applications on external media, map them against 12486 * existing containers and update information based on current mount status. 12487 * Please note that we always have to report status if reportStatus has been 12488 * set to true especially when unloading packages. 12489 */ 12490 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12491 boolean externalStorage) { 12492 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12493 int[] uidArr = EmptyArray.INT; 12494 12495 final String[] list = PackageHelper.getSecureContainerList(); 12496 if (ArrayUtils.isEmpty(list)) { 12497 Log.i(TAG, "No secure containers found"); 12498 } else { 12499 // Process list of secure containers and categorize them 12500 // as active or stale based on their package internal state. 12501 12502 // reader 12503 synchronized (mPackages) { 12504 for (String cid : list) { 12505 // Leave stages untouched for now; installer service owns them 12506 if (PackageInstallerService.isStageName(cid)) continue; 12507 12508 if (DEBUG_SD_INSTALL) 12509 Log.i(TAG, "Processing container " + cid); 12510 String pkgName = getAsecPackageName(cid); 12511 if (pkgName == null) { 12512 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12513 continue; 12514 } 12515 if (DEBUG_SD_INSTALL) 12516 Log.i(TAG, "Looking for pkg : " + pkgName); 12517 12518 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12519 if (ps == null) { 12520 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12521 continue; 12522 } 12523 12524 /* 12525 * Skip packages that are not external if we're unmounting 12526 * external storage. 12527 */ 12528 if (externalStorage && !isMounted && !isExternal(ps)) { 12529 continue; 12530 } 12531 12532 final AsecInstallArgs args = new AsecInstallArgs(cid, 12533 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12534 // The package status is changed only if the code path 12535 // matches between settings and the container id. 12536 if (ps.codePathString != null 12537 && ps.codePathString.startsWith(args.getCodePath())) { 12538 if (DEBUG_SD_INSTALL) { 12539 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12540 + " at code path: " + ps.codePathString); 12541 } 12542 12543 // We do have a valid package installed on sdcard 12544 processCids.put(args, ps.codePathString); 12545 final int uid = ps.appId; 12546 if (uid != -1) { 12547 uidArr = ArrayUtils.appendInt(uidArr, uid); 12548 } 12549 } else { 12550 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12551 + ps.codePathString); 12552 } 12553 } 12554 } 12555 12556 Arrays.sort(uidArr); 12557 } 12558 12559 // Process packages with valid entries. 12560 if (isMounted) { 12561 if (DEBUG_SD_INSTALL) 12562 Log.i(TAG, "Loading packages"); 12563 loadMediaPackages(processCids, uidArr); 12564 startCleaningPackages(); 12565 mInstallerService.onSecureContainersAvailable(); 12566 } else { 12567 if (DEBUG_SD_INSTALL) 12568 Log.i(TAG, "Unloading packages"); 12569 unloadMediaPackages(processCids, uidArr, reportStatus); 12570 } 12571 } 12572 12573 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12574 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12575 int size = pkgList.size(); 12576 if (size > 0) { 12577 // Send broadcasts here 12578 Bundle extras = new Bundle(); 12579 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12580 .toArray(new String[size])); 12581 if (uidArr != null) { 12582 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12583 } 12584 if (replacing) { 12585 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12586 } 12587 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12588 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12589 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12590 } 12591 } 12592 12593 /* 12594 * Look at potentially valid container ids from processCids If package 12595 * information doesn't match the one on record or package scanning fails, 12596 * the cid is added to list of removeCids. We currently don't delete stale 12597 * containers. 12598 */ 12599 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12600 ArrayList<String> pkgList = new ArrayList<String>(); 12601 Set<AsecInstallArgs> keys = processCids.keySet(); 12602 12603 for (AsecInstallArgs args : keys) { 12604 String codePath = processCids.get(args); 12605 if (DEBUG_SD_INSTALL) 12606 Log.i(TAG, "Loading container : " + args.cid); 12607 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12608 try { 12609 // Make sure there are no container errors first. 12610 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12611 Slog.e(TAG, "Failed to mount cid : " + args.cid 12612 + " when installing from sdcard"); 12613 continue; 12614 } 12615 // Check code path here. 12616 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12617 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12618 + " does not match one in settings " + codePath); 12619 continue; 12620 } 12621 // Parse package 12622 int parseFlags = mDefParseFlags; 12623 if (args.isExternal()) { 12624 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12625 } 12626 if (args.isFwdLocked()) { 12627 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12628 } 12629 12630 synchronized (mInstallLock) { 12631 PackageParser.Package pkg = null; 12632 try { 12633 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12634 } catch (PackageManagerException e) { 12635 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12636 } 12637 // Scan the package 12638 if (pkg != null) { 12639 /* 12640 * TODO why is the lock being held? doPostInstall is 12641 * called in other places without the lock. This needs 12642 * to be straightened out. 12643 */ 12644 // writer 12645 synchronized (mPackages) { 12646 retCode = PackageManager.INSTALL_SUCCEEDED; 12647 pkgList.add(pkg.packageName); 12648 // Post process args 12649 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12650 pkg.applicationInfo.uid); 12651 } 12652 } else { 12653 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12654 } 12655 } 12656 12657 } finally { 12658 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12659 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12660 } 12661 } 12662 } 12663 // writer 12664 synchronized (mPackages) { 12665 // If the platform SDK has changed since the last time we booted, 12666 // we need to re-grant app permission to catch any new ones that 12667 // appear. This is really a hack, and means that apps can in some 12668 // cases get permissions that the user didn't initially explicitly 12669 // allow... it would be nice to have some better way to handle 12670 // this situation. 12671 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12672 if (regrantPermissions) 12673 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12674 + mSdkVersion + "; regranting permissions for external storage"); 12675 mSettings.mExternalSdkPlatform = mSdkVersion; 12676 12677 // Make sure group IDs have been assigned, and any permission 12678 // changes in other apps are accounted for 12679 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12680 | (regrantPermissions 12681 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12682 : 0)); 12683 12684 mSettings.updateExternalDatabaseVersion(); 12685 12686 // can downgrade to reader 12687 // Persist settings 12688 mSettings.writeLPr(); 12689 } 12690 // Send a broadcast to let everyone know we are done processing 12691 if (pkgList.size() > 0) { 12692 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12693 } 12694 } 12695 12696 /* 12697 * Utility method to unload a list of specified containers 12698 */ 12699 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12700 // Just unmount all valid containers. 12701 for (AsecInstallArgs arg : cidArgs) { 12702 synchronized (mInstallLock) { 12703 arg.doPostDeleteLI(false); 12704 } 12705 } 12706 } 12707 12708 /* 12709 * Unload packages mounted on external media. This involves deleting package 12710 * data from internal structures, sending broadcasts about diabled packages, 12711 * gc'ing to free up references, unmounting all secure containers 12712 * corresponding to packages on external media, and posting a 12713 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12714 * that we always have to post this message if status has been requested no 12715 * matter what. 12716 */ 12717 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12718 final boolean reportStatus) { 12719 if (DEBUG_SD_INSTALL) 12720 Log.i(TAG, "unloading media packages"); 12721 ArrayList<String> pkgList = new ArrayList<String>(); 12722 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12723 final Set<AsecInstallArgs> keys = processCids.keySet(); 12724 for (AsecInstallArgs args : keys) { 12725 String pkgName = args.getPackageName(); 12726 if (DEBUG_SD_INSTALL) 12727 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12728 // Delete package internally 12729 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12730 synchronized (mInstallLock) { 12731 boolean res = deletePackageLI(pkgName, null, false, null, null, 12732 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12733 if (res) { 12734 pkgList.add(pkgName); 12735 } else { 12736 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12737 failedList.add(args); 12738 } 12739 } 12740 } 12741 12742 // reader 12743 synchronized (mPackages) { 12744 // We didn't update the settings after removing each package; 12745 // write them now for all packages. 12746 mSettings.writeLPr(); 12747 } 12748 12749 // We have to absolutely send UPDATED_MEDIA_STATUS only 12750 // after confirming that all the receivers processed the ordered 12751 // broadcast when packages get disabled, force a gc to clean things up. 12752 // and unload all the containers. 12753 if (pkgList.size() > 0) { 12754 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12755 new IIntentReceiver.Stub() { 12756 public void performReceive(Intent intent, int resultCode, String data, 12757 Bundle extras, boolean ordered, boolean sticky, 12758 int sendingUser) throws RemoteException { 12759 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12760 reportStatus ? 1 : 0, 1, keys); 12761 mHandler.sendMessage(msg); 12762 } 12763 }); 12764 } else { 12765 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12766 keys); 12767 mHandler.sendMessage(msg); 12768 } 12769 } 12770 12771 /** Binder call */ 12772 @Override 12773 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12774 final int flags) { 12775 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12776 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12777 int returnCode = PackageManager.MOVE_SUCCEEDED; 12778 int currInstallFlags = 0; 12779 int newInstallFlags = 0; 12780 12781 File codeFile = null; 12782 String installerPackageName = null; 12783 String packageAbiOverride = null; 12784 12785 // reader 12786 synchronized (mPackages) { 12787 final PackageParser.Package pkg = mPackages.get(packageName); 12788 final PackageSetting ps = mSettings.mPackages.get(packageName); 12789 if (pkg == null || ps == null) { 12790 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12791 } else { 12792 // Disable moving fwd locked apps and system packages 12793 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12794 Slog.w(TAG, "Cannot move system application"); 12795 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12796 } else if (pkg.mOperationPending) { 12797 Slog.w(TAG, "Attempt to move package which has pending operations"); 12798 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12799 } else { 12800 // Find install location first 12801 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12802 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12803 Slog.w(TAG, "Ambigous flags specified for move location."); 12804 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12805 } else { 12806 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12807 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12808 currInstallFlags = isExternal(pkg) 12809 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12810 12811 if (newInstallFlags == currInstallFlags) { 12812 Slog.w(TAG, "No move required. Trying to move to same location"); 12813 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12814 } else { 12815 if (isForwardLocked(pkg)) { 12816 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12817 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12818 } 12819 } 12820 } 12821 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12822 pkg.mOperationPending = true; 12823 } 12824 } 12825 12826 codeFile = new File(pkg.codePath); 12827 installerPackageName = ps.installerPackageName; 12828 packageAbiOverride = ps.cpuAbiOverrideString; 12829 } 12830 } 12831 12832 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12833 try { 12834 observer.packageMoved(packageName, returnCode); 12835 } catch (RemoteException ignored) { 12836 } 12837 return; 12838 } 12839 12840 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12841 @Override 12842 public void onUserActionRequired(Intent intent) throws RemoteException { 12843 throw new IllegalStateException(); 12844 } 12845 12846 @Override 12847 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12848 Bundle extras) throws RemoteException { 12849 Slog.d(TAG, "Install result for move: " 12850 + PackageManager.installStatusToString(returnCode, msg)); 12851 12852 // We usually have a new package now after the install, but if 12853 // we failed we need to clear the pending flag on the original 12854 // package object. 12855 synchronized (mPackages) { 12856 final PackageParser.Package pkg = mPackages.get(packageName); 12857 if (pkg != null) { 12858 pkg.mOperationPending = false; 12859 } 12860 } 12861 12862 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12863 switch (status) { 12864 case PackageInstaller.STATUS_SUCCESS: 12865 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12866 break; 12867 case PackageInstaller.STATUS_FAILURE_STORAGE: 12868 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12869 break; 12870 default: 12871 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12872 break; 12873 } 12874 } 12875 }; 12876 12877 // Treat a move like reinstalling an existing app, which ensures that we 12878 // process everythign uniformly, like unpacking native libraries. 12879 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12880 12881 final Message msg = mHandler.obtainMessage(INIT_COPY); 12882 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12883 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12884 installerPackageName, null, user, packageAbiOverride); 12885 mHandler.sendMessage(msg); 12886 } 12887 12888 @Override 12889 public boolean setInstallLocation(int loc) { 12890 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12891 null); 12892 if (getInstallLocation() == loc) { 12893 return true; 12894 } 12895 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12896 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12897 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12898 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12899 return true; 12900 } 12901 return false; 12902 } 12903 12904 @Override 12905 public int getInstallLocation() { 12906 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12907 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12908 PackageHelper.APP_INSTALL_AUTO); 12909 } 12910 12911 /** Called by UserManagerService */ 12912 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 12913 mDirtyUsers.remove(userHandle); 12914 mSettings.removeUserLPw(userHandle); 12915 mPendingBroadcasts.remove(userHandle); 12916 if (mInstaller != null) { 12917 // Technically, we shouldn't be doing this with the package lock 12918 // held. However, this is very rare, and there is already so much 12919 // other disk I/O going on, that we'll let it slide for now. 12920 mInstaller.removeUserDataDirs(userHandle); 12921 } 12922 mUserNeedsBadging.delete(userHandle); 12923 removeUnusedPackagesLILPw(userManager, userHandle); 12924 } 12925 12926 /** 12927 * We're removing userHandle and would like to remove any downloaded packages 12928 * that are no longer in use by any other user. 12929 * @param userHandle the user being removed 12930 */ 12931 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 12932 final boolean DEBUG_CLEAN_APKS = false; 12933 int [] users = userManager.getUserIdsLPr(); 12934 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 12935 while (psit.hasNext()) { 12936 PackageSetting ps = psit.next(); 12937 if (ps.pkg == null) { 12938 continue; 12939 } 12940 final String packageName = ps.pkg.packageName; 12941 // Skip over if system app 12942 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12943 continue; 12944 } 12945 if (DEBUG_CLEAN_APKS) { 12946 Slog.i(TAG, "Checking package " + packageName); 12947 } 12948 boolean keep = false; 12949 for (int i = 0; i < users.length; i++) { 12950 if (users[i] != userHandle && ps.getInstalled(users[i])) { 12951 keep = true; 12952 if (DEBUG_CLEAN_APKS) { 12953 Slog.i(TAG, " Keeping package " + packageName + " for user " 12954 + users[i]); 12955 } 12956 break; 12957 } 12958 } 12959 if (!keep) { 12960 if (DEBUG_CLEAN_APKS) { 12961 Slog.i(TAG, " Removing package " + packageName); 12962 } 12963 mHandler.post(new Runnable() { 12964 public void run() { 12965 deletePackageX(packageName, userHandle, 0); 12966 } //end run 12967 }); 12968 } 12969 } 12970 } 12971 12972 /** Called by UserManagerService */ 12973 void createNewUserLILPw(int userHandle, File path) { 12974 if (mInstaller != null) { 12975 mInstaller.createUserConfig(userHandle); 12976 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 12977 } 12978 } 12979 12980 @Override 12981 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 12982 mContext.enforceCallingOrSelfPermission( 12983 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12984 "Only package verification agents can read the verifier device identity"); 12985 12986 synchronized (mPackages) { 12987 return mSettings.getVerifierDeviceIdentityLPw(); 12988 } 12989 } 12990 12991 @Override 12992 public void setPermissionEnforced(String permission, boolean enforced) { 12993 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 12994 if (READ_EXTERNAL_STORAGE.equals(permission)) { 12995 synchronized (mPackages) { 12996 if (mSettings.mReadExternalStorageEnforced == null 12997 || mSettings.mReadExternalStorageEnforced != enforced) { 12998 mSettings.mReadExternalStorageEnforced = enforced; 12999 mSettings.writeLPr(); 13000 } 13001 } 13002 // kill any non-foreground processes so we restart them and 13003 // grant/revoke the GID. 13004 final IActivityManager am = ActivityManagerNative.getDefault(); 13005 if (am != null) { 13006 final long token = Binder.clearCallingIdentity(); 13007 try { 13008 am.killProcessesBelowForeground("setPermissionEnforcement"); 13009 } catch (RemoteException e) { 13010 } finally { 13011 Binder.restoreCallingIdentity(token); 13012 } 13013 } 13014 } else { 13015 throw new IllegalArgumentException("No selective enforcement for " + permission); 13016 } 13017 } 13018 13019 @Override 13020 @Deprecated 13021 public boolean isPermissionEnforced(String permission) { 13022 return true; 13023 } 13024 13025 @Override 13026 public boolean isStorageLow() { 13027 final long token = Binder.clearCallingIdentity(); 13028 try { 13029 final DeviceStorageMonitorInternal 13030 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13031 if (dsm != null) { 13032 return dsm.isMemoryLow(); 13033 } else { 13034 return false; 13035 } 13036 } finally { 13037 Binder.restoreCallingIdentity(token); 13038 } 13039 } 13040 13041 @Override 13042 public IPackageInstaller getPackageInstaller() { 13043 return mInstallerService; 13044 } 13045 13046 private boolean userNeedsBadging(int userId) { 13047 int index = mUserNeedsBadging.indexOfKey(userId); 13048 if (index < 0) { 13049 final UserInfo userInfo; 13050 final long token = Binder.clearCallingIdentity(); 13051 try { 13052 userInfo = sUserManager.getUserInfo(userId); 13053 } finally { 13054 Binder.restoreCallingIdentity(token); 13055 } 13056 final boolean b; 13057 if (userInfo != null && userInfo.isManagedProfile()) { 13058 b = true; 13059 } else { 13060 b = false; 13061 } 13062 mUserNeedsBadging.put(userId, b); 13063 return b; 13064 } 13065 return mUserNeedsBadging.valueAt(index); 13066 } 13067 13068 @Override 13069 public KeySet getKeySetByAlias(String packageName, String alias) { 13070 if (packageName == null || alias == null) { 13071 return null; 13072 } 13073 synchronized(mPackages) { 13074 final PackageParser.Package pkg = mPackages.get(packageName); 13075 if (pkg == null) { 13076 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13077 throw new IllegalArgumentException("Unknown package: " + packageName); 13078 } 13079 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13080 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13081 } 13082 } 13083 13084 @Override 13085 public KeySet getSigningKeySet(String packageName) { 13086 if (packageName == null) { 13087 return null; 13088 } 13089 synchronized(mPackages) { 13090 final PackageParser.Package pkg = mPackages.get(packageName); 13091 if (pkg == null) { 13092 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13093 throw new IllegalArgumentException("Unknown package: " + packageName); 13094 } 13095 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13096 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13097 throw new SecurityException("May not access signing KeySet of other apps."); 13098 } 13099 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13100 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13101 } 13102 } 13103 13104 @Override 13105 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13106 if (packageName == null || ks == null) { 13107 return false; 13108 } 13109 synchronized(mPackages) { 13110 final PackageParser.Package pkg = mPackages.get(packageName); 13111 if (pkg == null) { 13112 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13113 throw new IllegalArgumentException("Unknown package: " + packageName); 13114 } 13115 IBinder ksh = ks.getToken(); 13116 if (ksh instanceof KeySetHandle) { 13117 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13118 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13119 } 13120 return false; 13121 } 13122 } 13123 13124 @Override 13125 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13126 if (packageName == null || ks == null) { 13127 return false; 13128 } 13129 synchronized(mPackages) { 13130 final PackageParser.Package pkg = mPackages.get(packageName); 13131 if (pkg == null) { 13132 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13133 throw new IllegalArgumentException("Unknown package: " + packageName); 13134 } 13135 IBinder ksh = ks.getToken(); 13136 if (ksh instanceof KeySetHandle) { 13137 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13138 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13139 } 13140 return false; 13141 } 13142 } 13143} 13144