PackageManagerService.java revision 9b2d26b68347e246e67c588b548e81fca1d29353
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.FileUtils; 142import android.os.Handler; 143import android.os.IBinder; 144import android.os.Looper; 145import android.os.Message; 146import android.os.Parcel; 147import android.os.ParcelFileDescriptor; 148import android.os.Process; 149import android.os.RemoteException; 150import android.os.SELinux; 151import android.os.ServiceManager; 152import android.os.SystemClock; 153import android.os.SystemProperties; 154import android.os.UserHandle; 155import android.os.UserManager; 156import android.security.KeyStore; 157import android.security.SystemKeyStore; 158import android.system.ErrnoException; 159import android.system.Os; 160import android.system.StructStat; 161import android.text.TextUtils; 162import android.util.ArraySet; 163import android.util.AtomicFile; 164import android.util.DisplayMetrics; 165import android.util.EventLog; 166import android.util.ExceptionUtils; 167import android.util.Log; 168import android.util.LogPrinter; 169import android.util.PrintStreamPrinter; 170import android.util.Slog; 171import android.util.SparseArray; 172import android.util.SparseBooleanArray; 173import android.view.Display; 174 175import java.io.BufferedInputStream; 176import java.io.BufferedOutputStream; 177import java.io.File; 178import java.io.FileDescriptor; 179import java.io.FileInputStream; 180import java.io.FileNotFoundException; 181import java.io.FileOutputStream; 182import java.io.FilenameFilter; 183import java.io.IOException; 184import java.io.InputStream; 185import java.io.PrintWriter; 186import java.nio.charset.StandardCharsets; 187import java.security.NoSuchAlgorithmException; 188import java.security.PublicKey; 189import java.security.cert.CertificateEncodingException; 190import java.security.cert.CertificateException; 191import java.text.SimpleDateFormat; 192import java.util.ArrayList; 193import java.util.Arrays; 194import java.util.Collection; 195import java.util.Collections; 196import java.util.Comparator; 197import java.util.Date; 198import java.util.HashMap; 199import java.util.HashSet; 200import java.util.Iterator; 201import java.util.List; 202import java.util.Map; 203import java.util.Set; 204import java.util.concurrent.atomic.AtomicBoolean; 205import java.util.concurrent.atomic.AtomicLong; 206 207import dalvik.system.DexFile; 208import dalvik.system.StaleDexCacheError; 209import dalvik.system.VMRuntime; 210 211import libcore.io.IoUtils; 212import libcore.util.EmptyArray; 213 214/** 215 * Keep track of all those .apks everywhere. 216 * 217 * This is very central to the platform's security; please run the unit 218 * tests whenever making modifications here: 219 * 220mmm frameworks/base/tests/AndroidTests 221adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 222adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 223 * 224 * {@hide} 225 */ 226public class PackageManagerService extends IPackageManager.Stub { 227 static final String TAG = "PackageManager"; 228 static final boolean DEBUG_SETTINGS = false; 229 static final boolean DEBUG_PREFERRED = false; 230 static final boolean DEBUG_UPGRADE = false; 231 private static final boolean DEBUG_INSTALL = false; 232 private static final boolean DEBUG_REMOVE = false; 233 private static final boolean DEBUG_BROADCASTS = false; 234 private static final boolean DEBUG_SHOW_INFO = false; 235 private static final boolean DEBUG_PACKAGE_INFO = false; 236 private static final boolean DEBUG_INTENT_MATCHING = false; 237 private static final boolean DEBUG_PACKAGE_SCANNING = false; 238 private static final boolean DEBUG_VERIFY = false; 239 private static final boolean DEBUG_DEXOPT = false; 240 private static final boolean DEBUG_ABI_SELECTION = false; 241 242 private static final int RADIO_UID = Process.PHONE_UID; 243 private static final int LOG_UID = Process.LOG_UID; 244 private static final int NFC_UID = Process.NFC_UID; 245 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 246 private static final int SHELL_UID = Process.SHELL_UID; 247 248 // Cap the size of permission trees that 3rd party apps can define 249 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 250 251 // Suffix used during package installation when copying/moving 252 // package apks to install directory. 253 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 254 255 static final int SCAN_NO_DEX = 1<<1; 256 static final int SCAN_FORCE_DEX = 1<<2; 257 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 258 static final int SCAN_NEW_INSTALL = 1<<4; 259 static final int SCAN_NO_PATHS = 1<<5; 260 static final int SCAN_UPDATE_TIME = 1<<6; 261 static final int SCAN_DEFER_DEX = 1<<7; 262 static final int SCAN_BOOTING = 1<<8; 263 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 264 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 265 static final int SCAN_REPLACING = 1<<11; 266 267 static final int REMOVE_CHATTY = 1<<16; 268 269 /** 270 * Timeout (in milliseconds) after which the watchdog should declare that 271 * our handler thread is wedged. The usual default for such things is one 272 * minute but we sometimes do very lengthy I/O operations on this thread, 273 * such as installing multi-gigabyte applications, so ours needs to be longer. 274 */ 275 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 276 277 /** 278 * Whether verification is enabled by default. 279 */ 280 private static final boolean DEFAULT_VERIFY_ENABLE = true; 281 282 /** 283 * The default maximum time to wait for the verification agent to return in 284 * milliseconds. 285 */ 286 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 287 288 /** 289 * The default response for package verification timeout. 290 * 291 * This can be either PackageManager.VERIFICATION_ALLOW or 292 * PackageManager.VERIFICATION_REJECT. 293 */ 294 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 295 296 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 297 298 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 299 DEFAULT_CONTAINER_PACKAGE, 300 "com.android.defcontainer.DefaultContainerService"); 301 302 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 303 304 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 305 306 private static String sPreferredInstructionSet; 307 308 final ServiceThread mHandlerThread; 309 310 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 311 private static final String IDMAP_SUFFIX = "@idmap"; 312 313 final PackageHandler mHandler; 314 315 /** 316 * Messages for {@link #mHandler} that need to wait for system ready before 317 * being dispatched. 318 */ 319 private ArrayList<Message> mPostSystemReadyMessages; 320 321 final int mSdkVersion = Build.VERSION.SDK_INT; 322 323 final Context mContext; 324 final boolean mFactoryTest; 325 final boolean mOnlyCore; 326 final boolean mLazyDexOpt; 327 final DisplayMetrics mMetrics; 328 final int mDefParseFlags; 329 final String[] mSeparateProcesses; 330 331 // This is where all application persistent data goes. 332 final File mAppDataDir; 333 334 // This is where all application persistent data goes for secondary users. 335 final File mUserAppDataDir; 336 337 /** The location for ASEC container files on internal storage. */ 338 final String mAsecInternalPath; 339 340 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 341 // LOCK HELD. Can be called with mInstallLock held. 342 final Installer mInstaller; 343 344 /** Directory where installed third-party apps stored */ 345 final File mAppInstallDir; 346 347 /** 348 * Directory to which applications installed internally have their 349 * 32 bit native libraries copied. 350 */ 351 private File mAppLib32InstallDir; 352 353 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 354 // apps. 355 final File mDrmAppPrivateInstallDir; 356 357 // ---------------------------------------------------------------- 358 359 // Lock for state used when installing and doing other long running 360 // operations. Methods that must be called with this lock held have 361 // the suffix "LI". 362 final Object mInstallLock = new Object(); 363 364 // ---------------------------------------------------------------- 365 366 // Keys are String (package name), values are Package. This also serves 367 // as the lock for the global state. Methods that must be called with 368 // this lock held have the prefix "LP". 369 final HashMap<String, PackageParser.Package> mPackages = 370 new HashMap<String, PackageParser.Package>(); 371 372 // Tracks available target package names -> overlay package paths. 373 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 374 new HashMap<String, HashMap<String, PackageParser.Package>>(); 375 376 final Settings mSettings; 377 boolean mRestoredSettings; 378 379 // System configuration read by SystemConfig. 380 final int[] mGlobalGids; 381 final SparseArray<HashSet<String>> mSystemPermissions; 382 final HashMap<String, FeatureInfo> mAvailableFeatures; 383 384 // If mac_permissions.xml was found for seinfo labeling. 385 boolean mFoundPolicyFile; 386 387 // If a recursive restorecon of /data/data/<pkg> is needed. 388 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 389 390 public static final class SharedLibraryEntry { 391 public final String path; 392 public final String apk; 393 394 SharedLibraryEntry(String _path, String _apk) { 395 path = _path; 396 apk = _apk; 397 } 398 } 399 400 // Currently known shared libraries. 401 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 402 new HashMap<String, SharedLibraryEntry>(); 403 404 // All available activities, for your resolving pleasure. 405 final ActivityIntentResolver mActivities = 406 new ActivityIntentResolver(); 407 408 // All available receivers, for your resolving pleasure. 409 final ActivityIntentResolver mReceivers = 410 new ActivityIntentResolver(); 411 412 // All available services, for your resolving pleasure. 413 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 414 415 // All available providers, for your resolving pleasure. 416 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 417 418 // Mapping from provider base names (first directory in content URI codePath) 419 // to the provider information. 420 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 421 new HashMap<String, PackageParser.Provider>(); 422 423 // Mapping from instrumentation class names to info about them. 424 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 425 new HashMap<ComponentName, PackageParser.Instrumentation>(); 426 427 // Mapping from permission names to info about them. 428 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 429 new HashMap<String, PackageParser.PermissionGroup>(); 430 431 // Packages whose data we have transfered into another package, thus 432 // should no longer exist. 433 final HashSet<String> mTransferedPackages = new HashSet<String>(); 434 435 // Broadcast actions that are only available to the system. 436 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 437 438 /** List of packages waiting for verification. */ 439 final SparseArray<PackageVerificationState> mPendingVerification 440 = new SparseArray<PackageVerificationState>(); 441 442 /** Set of packages associated with each app op permission. */ 443 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 444 445 final PackageInstallerService mInstallerService; 446 447 HashSet<PackageParser.Package> mDeferredDexOpt = null; 448 449 // Cache of users who need badging. 450 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 451 452 /** Token for keys in mPendingVerification. */ 453 private int mPendingVerificationToken = 0; 454 455 volatile boolean mSystemReady; 456 volatile boolean mSafeMode; 457 volatile boolean mHasSystemUidErrors; 458 459 ApplicationInfo mAndroidApplication; 460 final ActivityInfo mResolveActivity = new ActivityInfo(); 461 final ResolveInfo mResolveInfo = new ResolveInfo(); 462 ComponentName mResolveComponentName; 463 PackageParser.Package mPlatformPackage; 464 ComponentName mCustomResolverComponentName; 465 466 boolean mResolverReplaced = false; 467 468 // Set of pending broadcasts for aggregating enable/disable of components. 469 static class PendingPackageBroadcasts { 470 // for each user id, a map of <package name -> components within that package> 471 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 472 473 public PendingPackageBroadcasts() { 474 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 475 } 476 477 public ArrayList<String> get(int userId, String packageName) { 478 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 479 return packages.get(packageName); 480 } 481 482 public void put(int userId, String packageName, ArrayList<String> components) { 483 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 484 packages.put(packageName, components); 485 } 486 487 public void remove(int userId, String packageName) { 488 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 489 if (packages != null) { 490 packages.remove(packageName); 491 } 492 } 493 494 public void remove(int userId) { 495 mUidMap.remove(userId); 496 } 497 498 public int userIdCount() { 499 return mUidMap.size(); 500 } 501 502 public int userIdAt(int n) { 503 return mUidMap.keyAt(n); 504 } 505 506 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 507 return mUidMap.get(userId); 508 } 509 510 public int size() { 511 // total number of pending broadcast entries across all userIds 512 int num = 0; 513 for (int i = 0; i< mUidMap.size(); i++) { 514 num += mUidMap.valueAt(i).size(); 515 } 516 return num; 517 } 518 519 public void clear() { 520 mUidMap.clear(); 521 } 522 523 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 524 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 525 if (map == null) { 526 map = new HashMap<String, ArrayList<String>>(); 527 mUidMap.put(userId, map); 528 } 529 return map; 530 } 531 } 532 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 533 534 // Service Connection to remote media container service to copy 535 // package uri's from external media onto secure containers 536 // or internal storage. 537 private IMediaContainerService mContainerService = null; 538 539 static final int SEND_PENDING_BROADCAST = 1; 540 static final int MCS_BOUND = 3; 541 static final int END_COPY = 4; 542 static final int INIT_COPY = 5; 543 static final int MCS_UNBIND = 6; 544 static final int START_CLEANING_PACKAGE = 7; 545 static final int FIND_INSTALL_LOC = 8; 546 static final int POST_INSTALL = 9; 547 static final int MCS_RECONNECT = 10; 548 static final int MCS_GIVE_UP = 11; 549 static final int UPDATED_MEDIA_STATUS = 12; 550 static final int WRITE_SETTINGS = 13; 551 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 552 static final int PACKAGE_VERIFIED = 15; 553 static final int CHECK_PENDING_VERIFICATION = 16; 554 555 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 556 557 // Delay time in millisecs 558 static final int BROADCAST_DELAY = 10 * 1000; 559 560 static UserManagerService sUserManager; 561 562 // Stores a list of users whose package restrictions file needs to be updated 563 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 564 565 final private DefaultContainerConnection mDefContainerConn = 566 new DefaultContainerConnection(); 567 class DefaultContainerConnection implements ServiceConnection { 568 public void onServiceConnected(ComponentName name, IBinder service) { 569 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 570 IMediaContainerService imcs = 571 IMediaContainerService.Stub.asInterface(service); 572 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 573 } 574 575 public void onServiceDisconnected(ComponentName name) { 576 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 577 } 578 }; 579 580 // Recordkeeping of restore-after-install operations that are currently in flight 581 // between the Package Manager and the Backup Manager 582 class PostInstallData { 583 public InstallArgs args; 584 public PackageInstalledInfo res; 585 586 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 587 args = _a; 588 res = _r; 589 } 590 }; 591 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 592 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 593 594 private final String mRequiredVerifierPackage; 595 596 private final PackageUsage mPackageUsage = new PackageUsage(); 597 598 private class PackageUsage { 599 private static final int WRITE_INTERVAL 600 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 601 602 private final Object mFileLock = new Object(); 603 private final AtomicLong mLastWritten = new AtomicLong(0); 604 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 605 606 private boolean mIsHistoricalPackageUsageAvailable = true; 607 608 boolean isHistoricalPackageUsageAvailable() { 609 return mIsHistoricalPackageUsageAvailable; 610 } 611 612 void write(boolean force) { 613 if (force) { 614 writeInternal(); 615 return; 616 } 617 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 618 && !DEBUG_DEXOPT) { 619 return; 620 } 621 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 622 new Thread("PackageUsage_DiskWriter") { 623 @Override 624 public void run() { 625 try { 626 writeInternal(); 627 } finally { 628 mBackgroundWriteRunning.set(false); 629 } 630 } 631 }.start(); 632 } 633 } 634 635 private void writeInternal() { 636 synchronized (mPackages) { 637 synchronized (mFileLock) { 638 AtomicFile file = getFile(); 639 FileOutputStream f = null; 640 try { 641 f = file.startWrite(); 642 BufferedOutputStream out = new BufferedOutputStream(f); 643 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 644 StringBuilder sb = new StringBuilder(); 645 for (PackageParser.Package pkg : mPackages.values()) { 646 if (pkg.mLastPackageUsageTimeInMills == 0) { 647 continue; 648 } 649 sb.setLength(0); 650 sb.append(pkg.packageName); 651 sb.append(' '); 652 sb.append((long)pkg.mLastPackageUsageTimeInMills); 653 sb.append('\n'); 654 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 655 } 656 out.flush(); 657 file.finishWrite(f); 658 } catch (IOException e) { 659 if (f != null) { 660 file.failWrite(f); 661 } 662 Log.e(TAG, "Failed to write package usage times", e); 663 } 664 } 665 } 666 mLastWritten.set(SystemClock.elapsedRealtime()); 667 } 668 669 void readLP() { 670 synchronized (mFileLock) { 671 AtomicFile file = getFile(); 672 BufferedInputStream in = null; 673 try { 674 in = new BufferedInputStream(file.openRead()); 675 StringBuffer sb = new StringBuffer(); 676 while (true) { 677 String packageName = readToken(in, sb, ' '); 678 if (packageName == null) { 679 break; 680 } 681 String timeInMillisString = readToken(in, sb, '\n'); 682 if (timeInMillisString == null) { 683 throw new IOException("Failed to find last usage time for package " 684 + packageName); 685 } 686 PackageParser.Package pkg = mPackages.get(packageName); 687 if (pkg == null) { 688 continue; 689 } 690 long timeInMillis; 691 try { 692 timeInMillis = Long.parseLong(timeInMillisString.toString()); 693 } catch (NumberFormatException e) { 694 throw new IOException("Failed to parse " + timeInMillisString 695 + " as a long.", e); 696 } 697 pkg.mLastPackageUsageTimeInMills = timeInMillis; 698 } 699 } catch (FileNotFoundException expected) { 700 mIsHistoricalPackageUsageAvailable = false; 701 } catch (IOException e) { 702 Log.w(TAG, "Failed to read package usage times", e); 703 } finally { 704 IoUtils.closeQuietly(in); 705 } 706 } 707 mLastWritten.set(SystemClock.elapsedRealtime()); 708 } 709 710 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 711 throws IOException { 712 sb.setLength(0); 713 while (true) { 714 int ch = in.read(); 715 if (ch == -1) { 716 if (sb.length() == 0) { 717 return null; 718 } 719 throw new IOException("Unexpected EOF"); 720 } 721 if (ch == endOfToken) { 722 return sb.toString(); 723 } 724 sb.append((char)ch); 725 } 726 } 727 728 private AtomicFile getFile() { 729 File dataDir = Environment.getDataDirectory(); 730 File systemDir = new File(dataDir, "system"); 731 File fname = new File(systemDir, "package-usage.list"); 732 return new AtomicFile(fname); 733 } 734 } 735 736 class PackageHandler extends Handler { 737 private boolean mBound = false; 738 final ArrayList<HandlerParams> mPendingInstalls = 739 new ArrayList<HandlerParams>(); 740 741 private boolean connectToService() { 742 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 743 " DefaultContainerService"); 744 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 745 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 746 if (mContext.bindServiceAsUser(service, mDefContainerConn, 747 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 748 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 749 mBound = true; 750 return true; 751 } 752 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 753 return false; 754 } 755 756 private void disconnectService() { 757 mContainerService = null; 758 mBound = false; 759 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 760 mContext.unbindService(mDefContainerConn); 761 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 762 } 763 764 PackageHandler(Looper looper) { 765 super(looper); 766 } 767 768 public void handleMessage(Message msg) { 769 try { 770 doHandleMessage(msg); 771 } finally { 772 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 773 } 774 } 775 776 void doHandleMessage(Message msg) { 777 switch (msg.what) { 778 case INIT_COPY: { 779 HandlerParams params = (HandlerParams) msg.obj; 780 int idx = mPendingInstalls.size(); 781 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 782 // If a bind was already initiated we dont really 783 // need to do anything. The pending install 784 // will be processed later on. 785 if (!mBound) { 786 // If this is the only one pending we might 787 // have to bind to the service again. 788 if (!connectToService()) { 789 Slog.e(TAG, "Failed to bind to media container service"); 790 params.serviceError(); 791 return; 792 } else { 793 // Once we bind to the service, the first 794 // pending request will be processed. 795 mPendingInstalls.add(idx, params); 796 } 797 } else { 798 mPendingInstalls.add(idx, params); 799 // Already bound to the service. Just make 800 // sure we trigger off processing the first request. 801 if (idx == 0) { 802 mHandler.sendEmptyMessage(MCS_BOUND); 803 } 804 } 805 break; 806 } 807 case MCS_BOUND: { 808 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 809 if (msg.obj != null) { 810 mContainerService = (IMediaContainerService) msg.obj; 811 } 812 if (mContainerService == null) { 813 // Something seriously wrong. Bail out 814 Slog.e(TAG, "Cannot bind to media container service"); 815 for (HandlerParams params : mPendingInstalls) { 816 // Indicate service bind error 817 params.serviceError(); 818 } 819 mPendingInstalls.clear(); 820 } else if (mPendingInstalls.size() > 0) { 821 HandlerParams params = mPendingInstalls.get(0); 822 if (params != null) { 823 if (params.startCopy()) { 824 // We are done... look for more work or to 825 // go idle. 826 if (DEBUG_SD_INSTALL) Log.i(TAG, 827 "Checking for more work or unbind..."); 828 // Delete pending install 829 if (mPendingInstalls.size() > 0) { 830 mPendingInstalls.remove(0); 831 } 832 if (mPendingInstalls.size() == 0) { 833 if (mBound) { 834 if (DEBUG_SD_INSTALL) Log.i(TAG, 835 "Posting delayed MCS_UNBIND"); 836 removeMessages(MCS_UNBIND); 837 Message ubmsg = obtainMessage(MCS_UNBIND); 838 // Unbind after a little delay, to avoid 839 // continual thrashing. 840 sendMessageDelayed(ubmsg, 10000); 841 } 842 } else { 843 // There are more pending requests in queue. 844 // Just post MCS_BOUND message to trigger processing 845 // of next pending install. 846 if (DEBUG_SD_INSTALL) Log.i(TAG, 847 "Posting MCS_BOUND for next work"); 848 mHandler.sendEmptyMessage(MCS_BOUND); 849 } 850 } 851 } 852 } else { 853 // Should never happen ideally. 854 Slog.w(TAG, "Empty queue"); 855 } 856 break; 857 } 858 case MCS_RECONNECT: { 859 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 860 if (mPendingInstalls.size() > 0) { 861 if (mBound) { 862 disconnectService(); 863 } 864 if (!connectToService()) { 865 Slog.e(TAG, "Failed to bind to media container service"); 866 for (HandlerParams params : mPendingInstalls) { 867 // Indicate service bind error 868 params.serviceError(); 869 } 870 mPendingInstalls.clear(); 871 } 872 } 873 break; 874 } 875 case MCS_UNBIND: { 876 // If there is no actual work left, then time to unbind. 877 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 878 879 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 880 if (mBound) { 881 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 882 883 disconnectService(); 884 } 885 } else if (mPendingInstalls.size() > 0) { 886 // There are more pending requests in queue. 887 // Just post MCS_BOUND message to trigger processing 888 // of next pending install. 889 mHandler.sendEmptyMessage(MCS_BOUND); 890 } 891 892 break; 893 } 894 case MCS_GIVE_UP: { 895 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 896 mPendingInstalls.remove(0); 897 break; 898 } 899 case SEND_PENDING_BROADCAST: { 900 String packages[]; 901 ArrayList<String> components[]; 902 int size = 0; 903 int uids[]; 904 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 905 synchronized (mPackages) { 906 if (mPendingBroadcasts == null) { 907 return; 908 } 909 size = mPendingBroadcasts.size(); 910 if (size <= 0) { 911 // Nothing to be done. Just return 912 return; 913 } 914 packages = new String[size]; 915 components = new ArrayList[size]; 916 uids = new int[size]; 917 int i = 0; // filling out the above arrays 918 919 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 920 int packageUserId = mPendingBroadcasts.userIdAt(n); 921 Iterator<Map.Entry<String, ArrayList<String>>> it 922 = mPendingBroadcasts.packagesForUserId(packageUserId) 923 .entrySet().iterator(); 924 while (it.hasNext() && i < size) { 925 Map.Entry<String, ArrayList<String>> ent = it.next(); 926 packages[i] = ent.getKey(); 927 components[i] = ent.getValue(); 928 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 929 uids[i] = (ps != null) 930 ? UserHandle.getUid(packageUserId, ps.appId) 931 : -1; 932 i++; 933 } 934 } 935 size = i; 936 mPendingBroadcasts.clear(); 937 } 938 // Send broadcasts 939 for (int i = 0; i < size; i++) { 940 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 941 } 942 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 943 break; 944 } 945 case START_CLEANING_PACKAGE: { 946 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 947 final String packageName = (String)msg.obj; 948 final int userId = msg.arg1; 949 final boolean andCode = msg.arg2 != 0; 950 synchronized (mPackages) { 951 if (userId == UserHandle.USER_ALL) { 952 int[] users = sUserManager.getUserIds(); 953 for (int user : users) { 954 mSettings.addPackageToCleanLPw( 955 new PackageCleanItem(user, packageName, andCode)); 956 } 957 } else { 958 mSettings.addPackageToCleanLPw( 959 new PackageCleanItem(userId, packageName, andCode)); 960 } 961 } 962 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 963 startCleaningPackages(); 964 } break; 965 case POST_INSTALL: { 966 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 967 PostInstallData data = mRunningInstalls.get(msg.arg1); 968 mRunningInstalls.delete(msg.arg1); 969 boolean deleteOld = false; 970 971 if (data != null) { 972 InstallArgs args = data.args; 973 PackageInstalledInfo res = data.res; 974 975 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 976 res.removedInfo.sendBroadcast(false, true, false); 977 Bundle extras = new Bundle(1); 978 extras.putInt(Intent.EXTRA_UID, res.uid); 979 // Determine the set of users who are adding this 980 // package for the first time vs. those who are seeing 981 // an update. 982 int[] firstUsers; 983 int[] updateUsers = new int[0]; 984 if (res.origUsers == null || res.origUsers.length == 0) { 985 firstUsers = res.newUsers; 986 } else { 987 firstUsers = new int[0]; 988 for (int i=0; i<res.newUsers.length; i++) { 989 int user = res.newUsers[i]; 990 boolean isNew = true; 991 for (int j=0; j<res.origUsers.length; j++) { 992 if (res.origUsers[j] == user) { 993 isNew = false; 994 break; 995 } 996 } 997 if (isNew) { 998 int[] newFirst = new int[firstUsers.length+1]; 999 System.arraycopy(firstUsers, 0, newFirst, 0, 1000 firstUsers.length); 1001 newFirst[firstUsers.length] = user; 1002 firstUsers = newFirst; 1003 } else { 1004 int[] newUpdate = new int[updateUsers.length+1]; 1005 System.arraycopy(updateUsers, 0, newUpdate, 0, 1006 updateUsers.length); 1007 newUpdate[updateUsers.length] = user; 1008 updateUsers = newUpdate; 1009 } 1010 } 1011 } 1012 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1013 res.pkg.applicationInfo.packageName, 1014 extras, null, null, firstUsers); 1015 final boolean update = res.removedInfo.removedPackage != null; 1016 if (update) { 1017 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1018 } 1019 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1020 res.pkg.applicationInfo.packageName, 1021 extras, null, null, updateUsers); 1022 if (update) { 1023 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1024 res.pkg.applicationInfo.packageName, 1025 extras, null, null, updateUsers); 1026 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1027 null, null, 1028 res.pkg.applicationInfo.packageName, null, updateUsers); 1029 1030 // treat asec-hosted packages like removable media on upgrade 1031 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1032 if (DEBUG_INSTALL) { 1033 Slog.i(TAG, "upgrading pkg " + res.pkg 1034 + " is ASEC-hosted -> AVAILABLE"); 1035 } 1036 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1037 ArrayList<String> pkgList = new ArrayList<String>(1); 1038 pkgList.add(res.pkg.applicationInfo.packageName); 1039 sendResourcesChangedBroadcast(true, true, 1040 pkgList,uidArray, null); 1041 } 1042 } 1043 if (res.removedInfo.args != null) { 1044 // Remove the replaced package's older resources safely now 1045 deleteOld = true; 1046 } 1047 1048 // Log current value of "unknown sources" setting 1049 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1050 getUnknownSourcesSettings()); 1051 } 1052 // Force a gc to clear up things 1053 Runtime.getRuntime().gc(); 1054 // We delete after a gc for applications on sdcard. 1055 if (deleteOld) { 1056 synchronized (mInstallLock) { 1057 res.removedInfo.args.doPostDeleteLI(true); 1058 } 1059 } 1060 if (args.observer != null) { 1061 try { 1062 Bundle extras = extrasForInstallResult(res); 1063 args.observer.onPackageInstalled(res.name, res.returnCode, 1064 res.returnMsg, extras); 1065 } catch (RemoteException e) { 1066 Slog.i(TAG, "Observer no longer exists."); 1067 } 1068 } 1069 } else { 1070 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1071 } 1072 } break; 1073 case UPDATED_MEDIA_STATUS: { 1074 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1075 boolean reportStatus = msg.arg1 == 1; 1076 boolean doGc = msg.arg2 == 1; 1077 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1078 if (doGc) { 1079 // Force a gc to clear up stale containers. 1080 Runtime.getRuntime().gc(); 1081 } 1082 if (msg.obj != null) { 1083 @SuppressWarnings("unchecked") 1084 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1085 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1086 // Unload containers 1087 unloadAllContainers(args); 1088 } 1089 if (reportStatus) { 1090 try { 1091 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1092 PackageHelper.getMountService().finishMediaUpdate(); 1093 } catch (RemoteException e) { 1094 Log.e(TAG, "MountService not running?"); 1095 } 1096 } 1097 } break; 1098 case WRITE_SETTINGS: { 1099 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1100 synchronized (mPackages) { 1101 removeMessages(WRITE_SETTINGS); 1102 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1103 mSettings.writeLPr(); 1104 mDirtyUsers.clear(); 1105 } 1106 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1107 } break; 1108 case WRITE_PACKAGE_RESTRICTIONS: { 1109 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1110 synchronized (mPackages) { 1111 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1112 for (int userId : mDirtyUsers) { 1113 mSettings.writePackageRestrictionsLPr(userId); 1114 } 1115 mDirtyUsers.clear(); 1116 } 1117 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1118 } break; 1119 case CHECK_PENDING_VERIFICATION: { 1120 final int verificationId = msg.arg1; 1121 final PackageVerificationState state = mPendingVerification.get(verificationId); 1122 1123 if ((state != null) && !state.timeoutExtended()) { 1124 final InstallArgs args = state.getInstallArgs(); 1125 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1126 1127 Slog.i(TAG, "Verification timed out for " + originUri); 1128 mPendingVerification.remove(verificationId); 1129 1130 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1131 1132 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1133 Slog.i(TAG, "Continuing with installation of " + originUri); 1134 state.setVerifierResponse(Binder.getCallingUid(), 1135 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1136 broadcastPackageVerified(verificationId, originUri, 1137 PackageManager.VERIFICATION_ALLOW, 1138 state.getInstallArgs().getUser()); 1139 try { 1140 ret = args.copyApk(mContainerService, true); 1141 } catch (RemoteException e) { 1142 Slog.e(TAG, "Could not contact the ContainerService"); 1143 } 1144 } else { 1145 broadcastPackageVerified(verificationId, originUri, 1146 PackageManager.VERIFICATION_REJECT, 1147 state.getInstallArgs().getUser()); 1148 } 1149 1150 processPendingInstall(args, ret); 1151 mHandler.sendEmptyMessage(MCS_UNBIND); 1152 } 1153 break; 1154 } 1155 case PACKAGE_VERIFIED: { 1156 final int verificationId = msg.arg1; 1157 1158 final PackageVerificationState state = mPendingVerification.get(verificationId); 1159 if (state == null) { 1160 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1161 break; 1162 } 1163 1164 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1165 1166 state.setVerifierResponse(response.callerUid, response.code); 1167 1168 if (state.isVerificationComplete()) { 1169 mPendingVerification.remove(verificationId); 1170 1171 final InstallArgs args = state.getInstallArgs(); 1172 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1173 1174 int ret; 1175 if (state.isInstallAllowed()) { 1176 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1177 broadcastPackageVerified(verificationId, originUri, 1178 response.code, state.getInstallArgs().getUser()); 1179 try { 1180 ret = args.copyApk(mContainerService, true); 1181 } catch (RemoteException e) { 1182 Slog.e(TAG, "Could not contact the ContainerService"); 1183 } 1184 } else { 1185 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1186 } 1187 1188 processPendingInstall(args, ret); 1189 1190 mHandler.sendEmptyMessage(MCS_UNBIND); 1191 } 1192 1193 break; 1194 } 1195 } 1196 } 1197 } 1198 1199 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1200 Bundle extras = null; 1201 switch (res.returnCode) { 1202 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1203 extras = new Bundle(); 1204 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1205 res.origPermission); 1206 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1207 res.origPackage); 1208 break; 1209 } 1210 } 1211 return extras; 1212 } 1213 1214 void scheduleWriteSettingsLocked() { 1215 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1216 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1217 } 1218 } 1219 1220 void scheduleWritePackageRestrictionsLocked(int userId) { 1221 if (!sUserManager.exists(userId)) return; 1222 mDirtyUsers.add(userId); 1223 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1224 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1225 } 1226 } 1227 1228 public static final PackageManagerService main(Context context, Installer installer, 1229 boolean factoryTest, boolean onlyCore) { 1230 PackageManagerService m = new PackageManagerService(context, installer, 1231 factoryTest, onlyCore); 1232 ServiceManager.addService("package", m); 1233 return m; 1234 } 1235 1236 static String[] splitString(String str, char sep) { 1237 int count = 1; 1238 int i = 0; 1239 while ((i=str.indexOf(sep, i)) >= 0) { 1240 count++; 1241 i++; 1242 } 1243 1244 String[] res = new String[count]; 1245 i=0; 1246 count = 0; 1247 int lastI=0; 1248 while ((i=str.indexOf(sep, i)) >= 0) { 1249 res[count] = str.substring(lastI, i); 1250 count++; 1251 i++; 1252 lastI = i; 1253 } 1254 res[count] = str.substring(lastI, str.length()); 1255 return res; 1256 } 1257 1258 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1259 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1260 Context.DISPLAY_SERVICE); 1261 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1262 } 1263 1264 public PackageManagerService(Context context, Installer installer, 1265 boolean factoryTest, boolean onlyCore) { 1266 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1267 SystemClock.uptimeMillis()); 1268 1269 if (mSdkVersion <= 0) { 1270 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1271 } 1272 1273 mContext = context; 1274 mFactoryTest = factoryTest; 1275 mOnlyCore = onlyCore; 1276 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1277 mMetrics = new DisplayMetrics(); 1278 mSettings = new Settings(context); 1279 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1280 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1281 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1282 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1283 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1284 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1285 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1286 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1287 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1288 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1289 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1290 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1291 1292 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1293 if (separateProcesses != null && separateProcesses.length() > 0) { 1294 if ("*".equals(separateProcesses)) { 1295 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1296 mSeparateProcesses = null; 1297 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1298 } else { 1299 mDefParseFlags = 0; 1300 mSeparateProcesses = separateProcesses.split(","); 1301 Slog.w(TAG, "Running with debug.separate_processes: " 1302 + separateProcesses); 1303 } 1304 } else { 1305 mDefParseFlags = 0; 1306 mSeparateProcesses = null; 1307 } 1308 1309 mInstaller = installer; 1310 1311 getDefaultDisplayMetrics(context, mMetrics); 1312 1313 SystemConfig systemConfig = SystemConfig.getInstance(); 1314 mGlobalGids = systemConfig.getGlobalGids(); 1315 mSystemPermissions = systemConfig.getSystemPermissions(); 1316 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1317 1318 synchronized (mInstallLock) { 1319 // writer 1320 synchronized (mPackages) { 1321 mHandlerThread = new ServiceThread(TAG, 1322 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1323 mHandlerThread.start(); 1324 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1325 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1326 1327 File dataDir = Environment.getDataDirectory(); 1328 mAppDataDir = new File(dataDir, "data"); 1329 mAppInstallDir = new File(dataDir, "app"); 1330 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1331 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1332 mUserAppDataDir = new File(dataDir, "user"); 1333 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1334 1335 sUserManager = new UserManagerService(context, this, 1336 mInstallLock, mPackages); 1337 1338 // Propagate permission configuration in to package manager. 1339 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1340 = systemConfig.getPermissions(); 1341 for (int i=0; i<permConfig.size(); i++) { 1342 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1343 BasePermission bp = mSettings.mPermissions.get(perm.name); 1344 if (bp == null) { 1345 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1346 mSettings.mPermissions.put(perm.name, bp); 1347 } 1348 if (perm.gids != null) { 1349 bp.gids = appendInts(bp.gids, perm.gids); 1350 } 1351 } 1352 1353 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1354 for (int i=0; i<libConfig.size(); i++) { 1355 mSharedLibraries.put(libConfig.keyAt(i), 1356 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1357 } 1358 1359 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1360 1361 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1362 mSdkVersion, mOnlyCore); 1363 1364 String customResolverActivity = Resources.getSystem().getString( 1365 R.string.config_customResolverActivity); 1366 if (TextUtils.isEmpty(customResolverActivity)) { 1367 customResolverActivity = null; 1368 } else { 1369 mCustomResolverComponentName = ComponentName.unflattenFromString( 1370 customResolverActivity); 1371 } 1372 1373 long startTime = SystemClock.uptimeMillis(); 1374 1375 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1376 startTime); 1377 1378 // Set flag to monitor and not change apk file paths when 1379 // scanning install directories. 1380 int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1381 1382 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1383 1384 /** 1385 * Add everything in the in the boot class path to the 1386 * list of process files because dexopt will have been run 1387 * if necessary during zygote startup. 1388 */ 1389 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1390 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1391 1392 if (bootClassPath != null) { 1393 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1394 for (String element : bootClassPathElements) { 1395 alreadyDexOpted.add(element); 1396 } 1397 } else { 1398 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1399 } 1400 1401 if (systemServerClassPath != null) { 1402 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1403 for (String element : systemServerClassPathElements) { 1404 alreadyDexOpted.add(element); 1405 } 1406 } else { 1407 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1408 } 1409 1410 boolean didDexOptLibraryOrTool = false; 1411 1412 final List<String> allInstructionSets = getAllInstructionSets(); 1413 final String[] dexCodeInstructionSets = 1414 getDexCodeInstructionSets(allInstructionSets.toArray(new String[allInstructionSets.size()])); 1415 1416 /** 1417 * Ensure all external libraries have had dexopt run on them. 1418 */ 1419 if (mSharedLibraries.size() > 0) { 1420 // NOTE: For now, we're compiling these system "shared libraries" 1421 // (and framework jars) into all available architectures. It's possible 1422 // to compile them only when we come across an app that uses them (there's 1423 // already logic for that in scanPackageLI) but that adds some complexity. 1424 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1425 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1426 final String lib = libEntry.path; 1427 if (lib == null) { 1428 continue; 1429 } 1430 1431 try { 1432 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1433 dexCodeInstructionSet, 1434 false); 1435 if (dexoptRequired != DexFile.UP_TO_DATE) { 1436 alreadyDexOpted.add(lib); 1437 1438 // The list of "shared libraries" we have at this point is 1439 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1440 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1441 } else { 1442 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1443 } 1444 didDexOptLibraryOrTool = true; 1445 } 1446 } catch (FileNotFoundException e) { 1447 Slog.w(TAG, "Library not found: " + lib); 1448 } catch (IOException e) { 1449 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1450 + e.getMessage()); 1451 } 1452 } 1453 } 1454 } 1455 1456 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1457 1458 // Gross hack for now: we know this file doesn't contain any 1459 // code, so don't dexopt it to avoid the resulting log spew. 1460 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1461 1462 // Gross hack for now: we know this file is only part of 1463 // the boot class path for art, so don't dexopt it to 1464 // avoid the resulting log spew. 1465 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1466 1467 /** 1468 * And there are a number of commands implemented in Java, which 1469 * we currently need to do the dexopt on so that they can be 1470 * run from a non-root shell. 1471 */ 1472 String[] frameworkFiles = frameworkDir.list(); 1473 if (frameworkFiles != null) { 1474 // TODO: We could compile these only for the most preferred ABI. We should 1475 // first double check that the dex files for these commands are not referenced 1476 // by other system apps. 1477 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1478 for (int i=0; i<frameworkFiles.length; i++) { 1479 File libPath = new File(frameworkDir, frameworkFiles[i]); 1480 String path = libPath.getPath(); 1481 // Skip the file if we already did it. 1482 if (alreadyDexOpted.contains(path)) { 1483 continue; 1484 } 1485 // Skip the file if it is not a type we want to dexopt. 1486 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1487 continue; 1488 } 1489 try { 1490 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1491 dexCodeInstructionSet, 1492 false); 1493 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1494 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1495 didDexOptLibraryOrTool = true; 1496 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1497 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1498 didDexOptLibraryOrTool = true; 1499 } 1500 } catch (FileNotFoundException e) { 1501 Slog.w(TAG, "Jar not found: " + path); 1502 } catch (IOException e) { 1503 Slog.w(TAG, "Exception reading jar: " + path, e); 1504 } 1505 } 1506 } 1507 } 1508 1509 // Collect vendor overlay packages. 1510 // (Do this before scanning any apps.) 1511 // For security and version matching reason, only consider 1512 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1513 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1514 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1515 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1516 1517 // Find base frameworks (resource packages without code). 1518 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1519 | PackageParser.PARSE_IS_SYSTEM_DIR 1520 | PackageParser.PARSE_IS_PRIVILEGED, 1521 scanFlags | SCAN_NO_DEX, 0); 1522 1523 // Collected privileged system packages. 1524 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1525 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1526 | PackageParser.PARSE_IS_SYSTEM_DIR 1527 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1528 1529 // Collect ordinary system packages. 1530 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1531 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1532 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1533 1534 // Collect all vendor packages. 1535 File vendorAppDir = new File("/vendor/app"); 1536 try { 1537 vendorAppDir = vendorAppDir.getCanonicalFile(); 1538 } catch (IOException e) { 1539 // failed to look up canonical path, continue with original one 1540 } 1541 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1542 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1543 1544 // Collect all OEM packages. 1545 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1546 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1547 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1548 1549 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1550 mInstaller.moveFiles(); 1551 1552 // Prune any system packages that no longer exist. 1553 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1554 if (!mOnlyCore) { 1555 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1556 while (psit.hasNext()) { 1557 PackageSetting ps = psit.next(); 1558 1559 /* 1560 * If this is not a system app, it can't be a 1561 * disable system app. 1562 */ 1563 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1564 continue; 1565 } 1566 1567 /* 1568 * If the package is scanned, it's not erased. 1569 */ 1570 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1571 if (scannedPkg != null) { 1572 /* 1573 * If the system app is both scanned and in the 1574 * disabled packages list, then it must have been 1575 * added via OTA. Remove it from the currently 1576 * scanned package so the previously user-installed 1577 * application can be scanned. 1578 */ 1579 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1580 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1581 + "; removing system app"); 1582 removePackageLI(ps, true); 1583 } 1584 1585 continue; 1586 } 1587 1588 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1589 psit.remove(); 1590 String msg = "System package " + ps.name 1591 + " no longer exists; wiping its data"; 1592 reportSettingsProblem(Log.WARN, msg); 1593 removeDataDirsLI(ps.name); 1594 } else { 1595 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1596 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1597 possiblyDeletedUpdatedSystemApps.add(ps.name); 1598 } 1599 } 1600 } 1601 } 1602 1603 //look for any incomplete package installations 1604 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1605 //clean up list 1606 for(int i = 0; i < deletePkgsList.size(); i++) { 1607 //clean up here 1608 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1609 } 1610 //delete tmp files 1611 deleteTempPackageFiles(); 1612 1613 // Remove any shared userIDs that have no associated packages 1614 mSettings.pruneSharedUsersLPw(); 1615 1616 if (!mOnlyCore) { 1617 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1618 SystemClock.uptimeMillis()); 1619 scanDirLI(mAppInstallDir, 0, scanFlags, 0); 1620 1621 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1622 scanFlags, 0); 1623 1624 /** 1625 * Remove disable package settings for any updated system 1626 * apps that were removed via an OTA. If they're not a 1627 * previously-updated app, remove them completely. 1628 * Otherwise, just revoke their system-level permissions. 1629 */ 1630 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1631 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1632 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1633 1634 String msg; 1635 if (deletedPkg == null) { 1636 msg = "Updated system package " + deletedAppName 1637 + " no longer exists; wiping its data"; 1638 removeDataDirsLI(deletedAppName); 1639 } else { 1640 msg = "Updated system app + " + deletedAppName 1641 + " no longer present; removing system privileges for " 1642 + deletedAppName; 1643 1644 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1645 1646 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1647 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1648 } 1649 reportSettingsProblem(Log.WARN, msg); 1650 } 1651 } 1652 1653 // Now that we know all of the shared libraries, update all clients to have 1654 // the correct library paths. 1655 updateAllSharedLibrariesLPw(); 1656 1657 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1658 // NOTE: We ignore potential failures here during a system scan (like 1659 // the rest of the commands above) because there's precious little we 1660 // can do about it. A settings error is reported, though. 1661 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1662 false /* force dexopt */, false /* defer dexopt */); 1663 } 1664 1665 // Now that we know all the packages we are keeping, 1666 // read and update their last usage times. 1667 mPackageUsage.readLP(); 1668 1669 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1670 SystemClock.uptimeMillis()); 1671 Slog.i(TAG, "Time to scan packages: " 1672 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1673 + " seconds"); 1674 1675 // If the platform SDK has changed since the last time we booted, 1676 // we need to re-grant app permission to catch any new ones that 1677 // appear. This is really a hack, and means that apps can in some 1678 // cases get permissions that the user didn't initially explicitly 1679 // allow... it would be nice to have some better way to handle 1680 // this situation. 1681 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1682 != mSdkVersion; 1683 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1684 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1685 + "; regranting permissions for internal storage"); 1686 mSettings.mInternalSdkPlatform = mSdkVersion; 1687 1688 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1689 | (regrantPermissions 1690 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1691 : 0)); 1692 1693 // If this is the first boot, and it is a normal boot, then 1694 // we need to initialize the default preferred apps. 1695 if (!mRestoredSettings && !onlyCore) { 1696 mSettings.readDefaultPreferredAppsLPw(this, 0); 1697 } 1698 1699 // If this is first boot after an OTA, and a normal boot, then 1700 // we need to clear code cache directories. 1701 if (!Build.FINGERPRINT.equals(mSettings.mFingerprint) && !onlyCore) { 1702 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 1703 for (String pkgName : mSettings.mPackages.keySet()) { 1704 deleteCodeCacheDirsLI(pkgName); 1705 } 1706 mSettings.mFingerprint = Build.FINGERPRINT; 1707 } 1708 1709 // All the changes are done during package scanning. 1710 mSettings.updateInternalDatabaseVersion(); 1711 1712 // can downgrade to reader 1713 mSettings.writeLPr(); 1714 1715 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1716 SystemClock.uptimeMillis()); 1717 1718 1719 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1720 } // synchronized (mPackages) 1721 } // synchronized (mInstallLock) 1722 1723 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1724 1725 // Now after opening every single application zip, make sure they 1726 // are all flushed. Not really needed, but keeps things nice and 1727 // tidy. 1728 Runtime.getRuntime().gc(); 1729 } 1730 1731 @Override 1732 public boolean isFirstBoot() { 1733 return !mRestoredSettings; 1734 } 1735 1736 @Override 1737 public boolean isOnlyCoreApps() { 1738 return mOnlyCore; 1739 } 1740 1741 private String getRequiredVerifierLPr() { 1742 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1743 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1744 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1745 1746 String requiredVerifier = null; 1747 1748 final int N = receivers.size(); 1749 for (int i = 0; i < N; i++) { 1750 final ResolveInfo info = receivers.get(i); 1751 1752 if (info.activityInfo == null) { 1753 continue; 1754 } 1755 1756 final String packageName = info.activityInfo.packageName; 1757 1758 final PackageSetting ps = mSettings.mPackages.get(packageName); 1759 if (ps == null) { 1760 continue; 1761 } 1762 1763 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1764 if (!gp.grantedPermissions 1765 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1766 continue; 1767 } 1768 1769 if (requiredVerifier != null) { 1770 throw new RuntimeException("There can be only one required verifier"); 1771 } 1772 1773 requiredVerifier = packageName; 1774 } 1775 1776 return requiredVerifier; 1777 } 1778 1779 @Override 1780 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1781 throws RemoteException { 1782 try { 1783 return super.onTransact(code, data, reply, flags); 1784 } catch (RuntimeException e) { 1785 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1786 Slog.wtf(TAG, "Package Manager Crash", e); 1787 } 1788 throw e; 1789 } 1790 } 1791 1792 void cleanupInstallFailedPackage(PackageSetting ps) { 1793 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1794 removeDataDirsLI(ps.name); 1795 if (ps.codePath != null) { 1796 if (ps.codePath.isDirectory()) { 1797 FileUtils.deleteContents(ps.codePath); 1798 } 1799 ps.codePath.delete(); 1800 } 1801 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 1802 if (ps.resourcePath.isDirectory()) { 1803 FileUtils.deleteContents(ps.resourcePath); 1804 } 1805 ps.resourcePath.delete(); 1806 } 1807 mSettings.removePackageLPw(ps.name); 1808 } 1809 1810 static int[] appendInts(int[] cur, int[] add) { 1811 if (add == null) return cur; 1812 if (cur == null) return add; 1813 final int N = add.length; 1814 for (int i=0; i<N; i++) { 1815 cur = appendInt(cur, add[i]); 1816 } 1817 return cur; 1818 } 1819 1820 static int[] removeInts(int[] cur, int[] rem) { 1821 if (rem == null) return cur; 1822 if (cur == null) return cur; 1823 final int N = rem.length; 1824 for (int i=0; i<N; i++) { 1825 cur = removeInt(cur, rem[i]); 1826 } 1827 return cur; 1828 } 1829 1830 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1831 if (!sUserManager.exists(userId)) return null; 1832 final PackageSetting ps = (PackageSetting) p.mExtras; 1833 if (ps == null) { 1834 return null; 1835 } 1836 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1837 final PackageUserState state = ps.readUserState(userId); 1838 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1839 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1840 state, userId); 1841 } 1842 1843 @Override 1844 public boolean isPackageAvailable(String packageName, int userId) { 1845 if (!sUserManager.exists(userId)) return false; 1846 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1847 synchronized (mPackages) { 1848 PackageParser.Package p = mPackages.get(packageName); 1849 if (p != null) { 1850 final PackageSetting ps = (PackageSetting) p.mExtras; 1851 if (ps != null) { 1852 final PackageUserState state = ps.readUserState(userId); 1853 if (state != null) { 1854 return PackageParser.isAvailable(state); 1855 } 1856 } 1857 } 1858 } 1859 return false; 1860 } 1861 1862 @Override 1863 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1864 if (!sUserManager.exists(userId)) return null; 1865 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1866 // reader 1867 synchronized (mPackages) { 1868 PackageParser.Package p = mPackages.get(packageName); 1869 if (DEBUG_PACKAGE_INFO) 1870 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1871 if (p != null) { 1872 return generatePackageInfo(p, flags, userId); 1873 } 1874 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1875 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1876 } 1877 } 1878 return null; 1879 } 1880 1881 @Override 1882 public String[] currentToCanonicalPackageNames(String[] names) { 1883 String[] out = new String[names.length]; 1884 // reader 1885 synchronized (mPackages) { 1886 for (int i=names.length-1; i>=0; i--) { 1887 PackageSetting ps = mSettings.mPackages.get(names[i]); 1888 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1889 } 1890 } 1891 return out; 1892 } 1893 1894 @Override 1895 public String[] canonicalToCurrentPackageNames(String[] names) { 1896 String[] out = new String[names.length]; 1897 // reader 1898 synchronized (mPackages) { 1899 for (int i=names.length-1; i>=0; i--) { 1900 String cur = mSettings.mRenamedPackages.get(names[i]); 1901 out[i] = cur != null ? cur : names[i]; 1902 } 1903 } 1904 return out; 1905 } 1906 1907 @Override 1908 public int getPackageUid(String packageName, int userId) { 1909 if (!sUserManager.exists(userId)) return -1; 1910 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1911 // reader 1912 synchronized (mPackages) { 1913 PackageParser.Package p = mPackages.get(packageName); 1914 if(p != null) { 1915 return UserHandle.getUid(userId, p.applicationInfo.uid); 1916 } 1917 PackageSetting ps = mSettings.mPackages.get(packageName); 1918 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1919 return -1; 1920 } 1921 p = ps.pkg; 1922 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1923 } 1924 } 1925 1926 @Override 1927 public int[] getPackageGids(String packageName) { 1928 // reader 1929 synchronized (mPackages) { 1930 PackageParser.Package p = mPackages.get(packageName); 1931 if (DEBUG_PACKAGE_INFO) 1932 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1933 if (p != null) { 1934 final PackageSetting ps = (PackageSetting)p.mExtras; 1935 return ps.getGids(); 1936 } 1937 } 1938 // stupid thing to indicate an error. 1939 return new int[0]; 1940 } 1941 1942 static final PermissionInfo generatePermissionInfo( 1943 BasePermission bp, int flags) { 1944 if (bp.perm != null) { 1945 return PackageParser.generatePermissionInfo(bp.perm, flags); 1946 } 1947 PermissionInfo pi = new PermissionInfo(); 1948 pi.name = bp.name; 1949 pi.packageName = bp.sourcePackage; 1950 pi.nonLocalizedLabel = bp.name; 1951 pi.protectionLevel = bp.protectionLevel; 1952 return pi; 1953 } 1954 1955 @Override 1956 public PermissionInfo getPermissionInfo(String name, int flags) { 1957 // reader 1958 synchronized (mPackages) { 1959 final BasePermission p = mSettings.mPermissions.get(name); 1960 if (p != null) { 1961 return generatePermissionInfo(p, flags); 1962 } 1963 return null; 1964 } 1965 } 1966 1967 @Override 1968 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1969 // reader 1970 synchronized (mPackages) { 1971 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1972 for (BasePermission p : mSettings.mPermissions.values()) { 1973 if (group == null) { 1974 if (p.perm == null || p.perm.info.group == null) { 1975 out.add(generatePermissionInfo(p, flags)); 1976 } 1977 } else { 1978 if (p.perm != null && group.equals(p.perm.info.group)) { 1979 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1980 } 1981 } 1982 } 1983 1984 if (out.size() > 0) { 1985 return out; 1986 } 1987 return mPermissionGroups.containsKey(group) ? out : null; 1988 } 1989 } 1990 1991 @Override 1992 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1993 // reader 1994 synchronized (mPackages) { 1995 return PackageParser.generatePermissionGroupInfo( 1996 mPermissionGroups.get(name), flags); 1997 } 1998 } 1999 2000 @Override 2001 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2002 // reader 2003 synchronized (mPackages) { 2004 final int N = mPermissionGroups.size(); 2005 ArrayList<PermissionGroupInfo> out 2006 = new ArrayList<PermissionGroupInfo>(N); 2007 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2008 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2009 } 2010 return out; 2011 } 2012 } 2013 2014 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2015 int userId) { 2016 if (!sUserManager.exists(userId)) return null; 2017 PackageSetting ps = mSettings.mPackages.get(packageName); 2018 if (ps != null) { 2019 if (ps.pkg == null) { 2020 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2021 flags, userId); 2022 if (pInfo != null) { 2023 return pInfo.applicationInfo; 2024 } 2025 return null; 2026 } 2027 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2028 ps.readUserState(userId), userId); 2029 } 2030 return null; 2031 } 2032 2033 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2034 int userId) { 2035 if (!sUserManager.exists(userId)) return null; 2036 PackageSetting ps = mSettings.mPackages.get(packageName); 2037 if (ps != null) { 2038 PackageParser.Package pkg = ps.pkg; 2039 if (pkg == null) { 2040 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2041 return null; 2042 } 2043 // Only data remains, so we aren't worried about code paths 2044 pkg = new PackageParser.Package(packageName); 2045 pkg.applicationInfo.packageName = packageName; 2046 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2047 pkg.applicationInfo.dataDir = 2048 getDataPathForPackage(packageName, 0).getPath(); 2049 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2050 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2051 } 2052 return generatePackageInfo(pkg, flags, userId); 2053 } 2054 return null; 2055 } 2056 2057 @Override 2058 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2059 if (!sUserManager.exists(userId)) return null; 2060 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2061 // writer 2062 synchronized (mPackages) { 2063 PackageParser.Package p = mPackages.get(packageName); 2064 if (DEBUG_PACKAGE_INFO) Log.v( 2065 TAG, "getApplicationInfo " + packageName 2066 + ": " + p); 2067 if (p != null) { 2068 PackageSetting ps = mSettings.mPackages.get(packageName); 2069 if (ps == null) return null; 2070 // Note: isEnabledLP() does not apply here - always return info 2071 return PackageParser.generateApplicationInfo( 2072 p, flags, ps.readUserState(userId), userId); 2073 } 2074 if ("android".equals(packageName)||"system".equals(packageName)) { 2075 return mAndroidApplication; 2076 } 2077 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2078 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2079 } 2080 } 2081 return null; 2082 } 2083 2084 2085 @Override 2086 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2087 mContext.enforceCallingOrSelfPermission( 2088 android.Manifest.permission.CLEAR_APP_CACHE, null); 2089 // Queue up an async operation since clearing cache may take a little while. 2090 mHandler.post(new Runnable() { 2091 public void run() { 2092 mHandler.removeCallbacks(this); 2093 int retCode = -1; 2094 synchronized (mInstallLock) { 2095 retCode = mInstaller.freeCache(freeStorageSize); 2096 if (retCode < 0) { 2097 Slog.w(TAG, "Couldn't clear application caches"); 2098 } 2099 } 2100 if (observer != null) { 2101 try { 2102 observer.onRemoveCompleted(null, (retCode >= 0)); 2103 } catch (RemoteException e) { 2104 Slog.w(TAG, "RemoveException when invoking call back"); 2105 } 2106 } 2107 } 2108 }); 2109 } 2110 2111 @Override 2112 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2113 mContext.enforceCallingOrSelfPermission( 2114 android.Manifest.permission.CLEAR_APP_CACHE, null); 2115 // Queue up an async operation since clearing cache may take a little while. 2116 mHandler.post(new Runnable() { 2117 public void run() { 2118 mHandler.removeCallbacks(this); 2119 int retCode = -1; 2120 synchronized (mInstallLock) { 2121 retCode = mInstaller.freeCache(freeStorageSize); 2122 if (retCode < 0) { 2123 Slog.w(TAG, "Couldn't clear application caches"); 2124 } 2125 } 2126 if(pi != null) { 2127 try { 2128 // Callback via pending intent 2129 int code = (retCode >= 0) ? 1 : 0; 2130 pi.sendIntent(null, code, null, 2131 null, null); 2132 } catch (SendIntentException e1) { 2133 Slog.i(TAG, "Failed to send pending intent"); 2134 } 2135 } 2136 } 2137 }); 2138 } 2139 2140 void freeStorage(long freeStorageSize) throws IOException { 2141 synchronized (mInstallLock) { 2142 if (mInstaller.freeCache(freeStorageSize) < 0) { 2143 throw new IOException("Failed to free enough space"); 2144 } 2145 } 2146 } 2147 2148 @Override 2149 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2150 if (!sUserManager.exists(userId)) return null; 2151 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2152 synchronized (mPackages) { 2153 PackageParser.Activity a = mActivities.mActivities.get(component); 2154 2155 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2156 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2157 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2158 if (ps == null) return null; 2159 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2160 userId); 2161 } 2162 if (mResolveComponentName.equals(component)) { 2163 return mResolveActivity; 2164 } 2165 } 2166 return null; 2167 } 2168 2169 @Override 2170 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2171 String resolvedType) { 2172 synchronized (mPackages) { 2173 PackageParser.Activity a = mActivities.mActivities.get(component); 2174 if (a == null) { 2175 return false; 2176 } 2177 for (int i=0; i<a.intents.size(); i++) { 2178 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2179 intent.getData(), intent.getCategories(), TAG) >= 0) { 2180 return true; 2181 } 2182 } 2183 return false; 2184 } 2185 } 2186 2187 @Override 2188 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2189 if (!sUserManager.exists(userId)) return null; 2190 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2191 synchronized (mPackages) { 2192 PackageParser.Activity a = mReceivers.mActivities.get(component); 2193 if (DEBUG_PACKAGE_INFO) Log.v( 2194 TAG, "getReceiverInfo " + component + ": " + a); 2195 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2196 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2197 if (ps == null) return null; 2198 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2199 userId); 2200 } 2201 } 2202 return null; 2203 } 2204 2205 @Override 2206 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2207 if (!sUserManager.exists(userId)) return null; 2208 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2209 synchronized (mPackages) { 2210 PackageParser.Service s = mServices.mServices.get(component); 2211 if (DEBUG_PACKAGE_INFO) Log.v( 2212 TAG, "getServiceInfo " + component + ": " + s); 2213 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2214 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2215 if (ps == null) return null; 2216 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2217 userId); 2218 } 2219 } 2220 return null; 2221 } 2222 2223 @Override 2224 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2225 if (!sUserManager.exists(userId)) return null; 2226 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2227 synchronized (mPackages) { 2228 PackageParser.Provider p = mProviders.mProviders.get(component); 2229 if (DEBUG_PACKAGE_INFO) Log.v( 2230 TAG, "getProviderInfo " + component + ": " + p); 2231 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2232 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2233 if (ps == null) return null; 2234 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2235 userId); 2236 } 2237 } 2238 return null; 2239 } 2240 2241 @Override 2242 public String[] getSystemSharedLibraryNames() { 2243 Set<String> libSet; 2244 synchronized (mPackages) { 2245 libSet = mSharedLibraries.keySet(); 2246 int size = libSet.size(); 2247 if (size > 0) { 2248 String[] libs = new String[size]; 2249 libSet.toArray(libs); 2250 return libs; 2251 } 2252 } 2253 return null; 2254 } 2255 2256 @Override 2257 public FeatureInfo[] getSystemAvailableFeatures() { 2258 Collection<FeatureInfo> featSet; 2259 synchronized (mPackages) { 2260 featSet = mAvailableFeatures.values(); 2261 int size = featSet.size(); 2262 if (size > 0) { 2263 FeatureInfo[] features = new FeatureInfo[size+1]; 2264 featSet.toArray(features); 2265 FeatureInfo fi = new FeatureInfo(); 2266 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2267 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2268 features[size] = fi; 2269 return features; 2270 } 2271 } 2272 return null; 2273 } 2274 2275 @Override 2276 public boolean hasSystemFeature(String name) { 2277 synchronized (mPackages) { 2278 return mAvailableFeatures.containsKey(name); 2279 } 2280 } 2281 2282 private void checkValidCaller(int uid, int userId) { 2283 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2284 return; 2285 2286 throw new SecurityException("Caller uid=" + uid 2287 + " is not privileged to communicate with user=" + userId); 2288 } 2289 2290 @Override 2291 public int checkPermission(String permName, String pkgName) { 2292 synchronized (mPackages) { 2293 PackageParser.Package p = mPackages.get(pkgName); 2294 if (p != null && p.mExtras != null) { 2295 PackageSetting ps = (PackageSetting)p.mExtras; 2296 if (ps.sharedUser != null) { 2297 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2298 return PackageManager.PERMISSION_GRANTED; 2299 } 2300 } else if (ps.grantedPermissions.contains(permName)) { 2301 return PackageManager.PERMISSION_GRANTED; 2302 } 2303 } 2304 } 2305 return PackageManager.PERMISSION_DENIED; 2306 } 2307 2308 @Override 2309 public int checkUidPermission(String permName, int uid) { 2310 synchronized (mPackages) { 2311 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2312 if (obj != null) { 2313 GrantedPermissions gp = (GrantedPermissions)obj; 2314 if (gp.grantedPermissions.contains(permName)) { 2315 return PackageManager.PERMISSION_GRANTED; 2316 } 2317 } else { 2318 HashSet<String> perms = mSystemPermissions.get(uid); 2319 if (perms != null && perms.contains(permName)) { 2320 return PackageManager.PERMISSION_GRANTED; 2321 } 2322 } 2323 } 2324 return PackageManager.PERMISSION_DENIED; 2325 } 2326 2327 /** 2328 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2329 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2330 * @param message the message to log on security exception 2331 */ 2332 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2333 String message) { 2334 if (userId < 0) { 2335 throw new IllegalArgumentException("Invalid userId " + userId); 2336 } 2337 if (userId == UserHandle.getUserId(callingUid)) return; 2338 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2339 if (requireFullPermission) { 2340 mContext.enforceCallingOrSelfPermission( 2341 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2342 } else { 2343 try { 2344 mContext.enforceCallingOrSelfPermission( 2345 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2346 } catch (SecurityException se) { 2347 mContext.enforceCallingOrSelfPermission( 2348 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2349 } 2350 } 2351 } 2352 } 2353 2354 private BasePermission findPermissionTreeLP(String permName) { 2355 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2356 if (permName.startsWith(bp.name) && 2357 permName.length() > bp.name.length() && 2358 permName.charAt(bp.name.length()) == '.') { 2359 return bp; 2360 } 2361 } 2362 return null; 2363 } 2364 2365 private BasePermission checkPermissionTreeLP(String permName) { 2366 if (permName != null) { 2367 BasePermission bp = findPermissionTreeLP(permName); 2368 if (bp != null) { 2369 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2370 return bp; 2371 } 2372 throw new SecurityException("Calling uid " 2373 + Binder.getCallingUid() 2374 + " is not allowed to add to permission tree " 2375 + bp.name + " owned by uid " + bp.uid); 2376 } 2377 } 2378 throw new SecurityException("No permission tree found for " + permName); 2379 } 2380 2381 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2382 if (s1 == null) { 2383 return s2 == null; 2384 } 2385 if (s2 == null) { 2386 return false; 2387 } 2388 if (s1.getClass() != s2.getClass()) { 2389 return false; 2390 } 2391 return s1.equals(s2); 2392 } 2393 2394 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2395 if (pi1.icon != pi2.icon) return false; 2396 if (pi1.logo != pi2.logo) return false; 2397 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2398 if (!compareStrings(pi1.name, pi2.name)) return false; 2399 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2400 // We'll take care of setting this one. 2401 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2402 // These are not currently stored in settings. 2403 //if (!compareStrings(pi1.group, pi2.group)) return false; 2404 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2405 //if (pi1.labelRes != pi2.labelRes) return false; 2406 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2407 return true; 2408 } 2409 2410 int permissionInfoFootprint(PermissionInfo info) { 2411 int size = info.name.length(); 2412 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2413 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2414 return size; 2415 } 2416 2417 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2418 int size = 0; 2419 for (BasePermission perm : mSettings.mPermissions.values()) { 2420 if (perm.uid == tree.uid) { 2421 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2422 } 2423 } 2424 return size; 2425 } 2426 2427 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2428 // We calculate the max size of permissions defined by this uid and throw 2429 // if that plus the size of 'info' would exceed our stated maximum. 2430 if (tree.uid != Process.SYSTEM_UID) { 2431 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2432 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2433 throw new SecurityException("Permission tree size cap exceeded"); 2434 } 2435 } 2436 } 2437 2438 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2439 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2440 throw new SecurityException("Label must be specified in permission"); 2441 } 2442 BasePermission tree = checkPermissionTreeLP(info.name); 2443 BasePermission bp = mSettings.mPermissions.get(info.name); 2444 boolean added = bp == null; 2445 boolean changed = true; 2446 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2447 if (added) { 2448 enforcePermissionCapLocked(info, tree); 2449 bp = new BasePermission(info.name, tree.sourcePackage, 2450 BasePermission.TYPE_DYNAMIC); 2451 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2452 throw new SecurityException( 2453 "Not allowed to modify non-dynamic permission " 2454 + info.name); 2455 } else { 2456 if (bp.protectionLevel == fixedLevel 2457 && bp.perm.owner.equals(tree.perm.owner) 2458 && bp.uid == tree.uid 2459 && comparePermissionInfos(bp.perm.info, info)) { 2460 changed = false; 2461 } 2462 } 2463 bp.protectionLevel = fixedLevel; 2464 info = new PermissionInfo(info); 2465 info.protectionLevel = fixedLevel; 2466 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2467 bp.perm.info.packageName = tree.perm.info.packageName; 2468 bp.uid = tree.uid; 2469 if (added) { 2470 mSettings.mPermissions.put(info.name, bp); 2471 } 2472 if (changed) { 2473 if (!async) { 2474 mSettings.writeLPr(); 2475 } else { 2476 scheduleWriteSettingsLocked(); 2477 } 2478 } 2479 return added; 2480 } 2481 2482 @Override 2483 public boolean addPermission(PermissionInfo info) { 2484 synchronized (mPackages) { 2485 return addPermissionLocked(info, false); 2486 } 2487 } 2488 2489 @Override 2490 public boolean addPermissionAsync(PermissionInfo info) { 2491 synchronized (mPackages) { 2492 return addPermissionLocked(info, true); 2493 } 2494 } 2495 2496 @Override 2497 public void removePermission(String name) { 2498 synchronized (mPackages) { 2499 checkPermissionTreeLP(name); 2500 BasePermission bp = mSettings.mPermissions.get(name); 2501 if (bp != null) { 2502 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2503 throw new SecurityException( 2504 "Not allowed to modify non-dynamic permission " 2505 + name); 2506 } 2507 mSettings.mPermissions.remove(name); 2508 mSettings.writeLPr(); 2509 } 2510 } 2511 } 2512 2513 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2514 int index = pkg.requestedPermissions.indexOf(bp.name); 2515 if (index == -1) { 2516 throw new SecurityException("Package " + pkg.packageName 2517 + " has not requested permission " + bp.name); 2518 } 2519 boolean isNormal = 2520 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2521 == PermissionInfo.PROTECTION_NORMAL); 2522 boolean isDangerous = 2523 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2524 == PermissionInfo.PROTECTION_DANGEROUS); 2525 boolean isDevelopment = 2526 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2527 2528 if (!isNormal && !isDangerous && !isDevelopment) { 2529 throw new SecurityException("Permission " + bp.name 2530 + " is not a changeable permission type"); 2531 } 2532 2533 if (isNormal || isDangerous) { 2534 if (pkg.requestedPermissionsRequired.get(index)) { 2535 throw new SecurityException("Can't change " + bp.name 2536 + ". It is required by the application"); 2537 } 2538 } 2539 } 2540 2541 @Override 2542 public void grantPermission(String packageName, String permissionName) { 2543 mContext.enforceCallingOrSelfPermission( 2544 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2545 synchronized (mPackages) { 2546 final PackageParser.Package pkg = mPackages.get(packageName); 2547 if (pkg == null) { 2548 throw new IllegalArgumentException("Unknown package: " + packageName); 2549 } 2550 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2551 if (bp == null) { 2552 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2553 } 2554 2555 checkGrantRevokePermissions(pkg, bp); 2556 2557 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2558 if (ps == null) { 2559 return; 2560 } 2561 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2562 if (gp.grantedPermissions.add(permissionName)) { 2563 if (ps.haveGids) { 2564 gp.gids = appendInts(gp.gids, bp.gids); 2565 } 2566 mSettings.writeLPr(); 2567 } 2568 } 2569 } 2570 2571 @Override 2572 public void revokePermission(String packageName, String permissionName) { 2573 int changedAppId = -1; 2574 2575 synchronized (mPackages) { 2576 final PackageParser.Package pkg = mPackages.get(packageName); 2577 if (pkg == null) { 2578 throw new IllegalArgumentException("Unknown package: " + packageName); 2579 } 2580 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2581 mContext.enforceCallingOrSelfPermission( 2582 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2583 } 2584 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2585 if (bp == null) { 2586 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2587 } 2588 2589 checkGrantRevokePermissions(pkg, bp); 2590 2591 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2592 if (ps == null) { 2593 return; 2594 } 2595 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2596 if (gp.grantedPermissions.remove(permissionName)) { 2597 gp.grantedPermissions.remove(permissionName); 2598 if (ps.haveGids) { 2599 gp.gids = removeInts(gp.gids, bp.gids); 2600 } 2601 mSettings.writeLPr(); 2602 changedAppId = ps.appId; 2603 } 2604 } 2605 2606 if (changedAppId >= 0) { 2607 // We changed the perm on someone, kill its processes. 2608 IActivityManager am = ActivityManagerNative.getDefault(); 2609 if (am != null) { 2610 final int callingUserId = UserHandle.getCallingUserId(); 2611 final long ident = Binder.clearCallingIdentity(); 2612 try { 2613 //XXX we should only revoke for the calling user's app permissions, 2614 // but for now we impact all users. 2615 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2616 // "revoke " + permissionName); 2617 int[] users = sUserManager.getUserIds(); 2618 for (int user : users) { 2619 am.killUid(UserHandle.getUid(user, changedAppId), 2620 "revoke " + permissionName); 2621 } 2622 } catch (RemoteException e) { 2623 } finally { 2624 Binder.restoreCallingIdentity(ident); 2625 } 2626 } 2627 } 2628 } 2629 2630 @Override 2631 public boolean isProtectedBroadcast(String actionName) { 2632 synchronized (mPackages) { 2633 return mProtectedBroadcasts.contains(actionName); 2634 } 2635 } 2636 2637 @Override 2638 public int checkSignatures(String pkg1, String pkg2) { 2639 synchronized (mPackages) { 2640 final PackageParser.Package p1 = mPackages.get(pkg1); 2641 final PackageParser.Package p2 = mPackages.get(pkg2); 2642 if (p1 == null || p1.mExtras == null 2643 || p2 == null || p2.mExtras == null) { 2644 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2645 } 2646 return compareSignatures(p1.mSignatures, p2.mSignatures); 2647 } 2648 } 2649 2650 @Override 2651 public int checkUidSignatures(int uid1, int uid2) { 2652 // Map to base uids. 2653 uid1 = UserHandle.getAppId(uid1); 2654 uid2 = UserHandle.getAppId(uid2); 2655 // reader 2656 synchronized (mPackages) { 2657 Signature[] s1; 2658 Signature[] s2; 2659 Object obj = mSettings.getUserIdLPr(uid1); 2660 if (obj != null) { 2661 if (obj instanceof SharedUserSetting) { 2662 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2663 } else if (obj instanceof PackageSetting) { 2664 s1 = ((PackageSetting)obj).signatures.mSignatures; 2665 } else { 2666 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2667 } 2668 } else { 2669 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2670 } 2671 obj = mSettings.getUserIdLPr(uid2); 2672 if (obj != null) { 2673 if (obj instanceof SharedUserSetting) { 2674 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2675 } else if (obj instanceof PackageSetting) { 2676 s2 = ((PackageSetting)obj).signatures.mSignatures; 2677 } else { 2678 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2679 } 2680 } else { 2681 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2682 } 2683 return compareSignatures(s1, s2); 2684 } 2685 } 2686 2687 /** 2688 * Compares two sets of signatures. Returns: 2689 * <br /> 2690 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2691 * <br /> 2692 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2693 * <br /> 2694 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2695 * <br /> 2696 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2697 * <br /> 2698 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2699 */ 2700 static int compareSignatures(Signature[] s1, Signature[] s2) { 2701 if (s1 == null) { 2702 return s2 == null 2703 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2704 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2705 } 2706 2707 if (s2 == null) { 2708 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2709 } 2710 2711 if (s1.length != s2.length) { 2712 return PackageManager.SIGNATURE_NO_MATCH; 2713 } 2714 2715 // Since both signature sets are of size 1, we can compare without HashSets. 2716 if (s1.length == 1) { 2717 return s1[0].equals(s2[0]) ? 2718 PackageManager.SIGNATURE_MATCH : 2719 PackageManager.SIGNATURE_NO_MATCH; 2720 } 2721 2722 HashSet<Signature> set1 = new HashSet<Signature>(); 2723 for (Signature sig : s1) { 2724 set1.add(sig); 2725 } 2726 HashSet<Signature> set2 = new HashSet<Signature>(); 2727 for (Signature sig : s2) { 2728 set2.add(sig); 2729 } 2730 // Make sure s2 contains all signatures in s1. 2731 if (set1.equals(set2)) { 2732 return PackageManager.SIGNATURE_MATCH; 2733 } 2734 return PackageManager.SIGNATURE_NO_MATCH; 2735 } 2736 2737 /** 2738 * If the database version for this type of package (internal storage or 2739 * external storage) is less than the version where package signatures 2740 * were updated, return true. 2741 */ 2742 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2743 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2744 DatabaseVersion.SIGNATURE_END_ENTITY)) 2745 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2746 DatabaseVersion.SIGNATURE_END_ENTITY)); 2747 } 2748 2749 /** 2750 * Used for backward compatibility to make sure any packages with 2751 * certificate chains get upgraded to the new style. {@code existingSigs} 2752 * will be in the old format (since they were stored on disk from before the 2753 * system upgrade) and {@code scannedSigs} will be in the newer format. 2754 */ 2755 private int compareSignaturesCompat(PackageSignatures existingSigs, 2756 PackageParser.Package scannedPkg) { 2757 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2758 return PackageManager.SIGNATURE_NO_MATCH; 2759 } 2760 2761 HashSet<Signature> existingSet = new HashSet<Signature>(); 2762 for (Signature sig : existingSigs.mSignatures) { 2763 existingSet.add(sig); 2764 } 2765 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2766 for (Signature sig : scannedPkg.mSignatures) { 2767 try { 2768 Signature[] chainSignatures = sig.getChainSignatures(); 2769 for (Signature chainSig : chainSignatures) { 2770 scannedCompatSet.add(chainSig); 2771 } 2772 } catch (CertificateEncodingException e) { 2773 scannedCompatSet.add(sig); 2774 } 2775 } 2776 /* 2777 * Make sure the expanded scanned set contains all signatures in the 2778 * existing one. 2779 */ 2780 if (scannedCompatSet.equals(existingSet)) { 2781 // Migrate the old signatures to the new scheme. 2782 existingSigs.assignSignatures(scannedPkg.mSignatures); 2783 // The new KeySets will be re-added later in the scanning process. 2784 synchronized (mPackages) { 2785 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2786 } 2787 return PackageManager.SIGNATURE_MATCH; 2788 } 2789 return PackageManager.SIGNATURE_NO_MATCH; 2790 } 2791 2792 @Override 2793 public String[] getPackagesForUid(int uid) { 2794 uid = UserHandle.getAppId(uid); 2795 // reader 2796 synchronized (mPackages) { 2797 Object obj = mSettings.getUserIdLPr(uid); 2798 if (obj instanceof SharedUserSetting) { 2799 final SharedUserSetting sus = (SharedUserSetting) obj; 2800 final int N = sus.packages.size(); 2801 final String[] res = new String[N]; 2802 final Iterator<PackageSetting> it = sus.packages.iterator(); 2803 int i = 0; 2804 while (it.hasNext()) { 2805 res[i++] = it.next().name; 2806 } 2807 return res; 2808 } else if (obj instanceof PackageSetting) { 2809 final PackageSetting ps = (PackageSetting) obj; 2810 return new String[] { ps.name }; 2811 } 2812 } 2813 return null; 2814 } 2815 2816 @Override 2817 public String getNameForUid(int uid) { 2818 // reader 2819 synchronized (mPackages) { 2820 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2821 if (obj instanceof SharedUserSetting) { 2822 final SharedUserSetting sus = (SharedUserSetting) obj; 2823 return sus.name + ":" + sus.userId; 2824 } else if (obj instanceof PackageSetting) { 2825 final PackageSetting ps = (PackageSetting) obj; 2826 return ps.name; 2827 } 2828 } 2829 return null; 2830 } 2831 2832 @Override 2833 public int getUidForSharedUser(String sharedUserName) { 2834 if(sharedUserName == null) { 2835 return -1; 2836 } 2837 // reader 2838 synchronized (mPackages) { 2839 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2840 if (suid == null) { 2841 return -1; 2842 } 2843 return suid.userId; 2844 } 2845 } 2846 2847 @Override 2848 public int getFlagsForUid(int uid) { 2849 synchronized (mPackages) { 2850 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2851 if (obj instanceof SharedUserSetting) { 2852 final SharedUserSetting sus = (SharedUserSetting) obj; 2853 return sus.pkgFlags; 2854 } else if (obj instanceof PackageSetting) { 2855 final PackageSetting ps = (PackageSetting) obj; 2856 return ps.pkgFlags; 2857 } 2858 } 2859 return 0; 2860 } 2861 2862 @Override 2863 public String[] getAppOpPermissionPackages(String permissionName) { 2864 synchronized (mPackages) { 2865 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2866 if (pkgs == null) { 2867 return null; 2868 } 2869 return pkgs.toArray(new String[pkgs.size()]); 2870 } 2871 } 2872 2873 @Override 2874 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2875 int flags, int userId) { 2876 if (!sUserManager.exists(userId)) return null; 2877 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2878 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2879 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2880 } 2881 2882 @Override 2883 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2884 IntentFilter filter, int match, ComponentName activity) { 2885 final int userId = UserHandle.getCallingUserId(); 2886 if (DEBUG_PREFERRED) { 2887 Log.v(TAG, "setLastChosenActivity intent=" + intent 2888 + " resolvedType=" + resolvedType 2889 + " flags=" + flags 2890 + " filter=" + filter 2891 + " match=" + match 2892 + " activity=" + activity); 2893 filter.dump(new PrintStreamPrinter(System.out), " "); 2894 } 2895 intent.setComponent(null); 2896 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2897 // Find any earlier preferred or last chosen entries and nuke them 2898 findPreferredActivity(intent, resolvedType, 2899 flags, query, 0, false, true, false, userId); 2900 // Add the new activity as the last chosen for this filter 2901 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2902 "Setting last chosen"); 2903 } 2904 2905 @Override 2906 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2907 final int userId = UserHandle.getCallingUserId(); 2908 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2909 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2910 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2911 false, false, false, userId); 2912 } 2913 2914 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2915 int flags, List<ResolveInfo> query, int userId) { 2916 if (query != null) { 2917 final int N = query.size(); 2918 if (N == 1) { 2919 return query.get(0); 2920 } else if (N > 1) { 2921 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2922 // If there is more than one activity with the same priority, 2923 // then let the user decide between them. 2924 ResolveInfo r0 = query.get(0); 2925 ResolveInfo r1 = query.get(1); 2926 if (DEBUG_INTENT_MATCHING || debug) { 2927 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2928 + r1.activityInfo.name + "=" + r1.priority); 2929 } 2930 // If the first activity has a higher priority, or a different 2931 // default, then it is always desireable to pick it. 2932 if (r0.priority != r1.priority 2933 || r0.preferredOrder != r1.preferredOrder 2934 || r0.isDefault != r1.isDefault) { 2935 return query.get(0); 2936 } 2937 // If we have saved a preference for a preferred activity for 2938 // this Intent, use that. 2939 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2940 flags, query, r0.priority, true, false, debug, userId); 2941 if (ri != null) { 2942 return ri; 2943 } 2944 if (userId != 0) { 2945 ri = new ResolveInfo(mResolveInfo); 2946 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2947 ri.activityInfo.applicationInfo = new ApplicationInfo( 2948 ri.activityInfo.applicationInfo); 2949 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2950 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2951 return ri; 2952 } 2953 return mResolveInfo; 2954 } 2955 } 2956 return null; 2957 } 2958 2959 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2960 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2961 final int N = query.size(); 2962 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2963 .get(userId); 2964 // Get the list of persistent preferred activities that handle the intent 2965 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2966 List<PersistentPreferredActivity> pprefs = ppir != null 2967 ? ppir.queryIntent(intent, resolvedType, 2968 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2969 : null; 2970 if (pprefs != null && pprefs.size() > 0) { 2971 final int M = pprefs.size(); 2972 for (int i=0; i<M; i++) { 2973 final PersistentPreferredActivity ppa = pprefs.get(i); 2974 if (DEBUG_PREFERRED || debug) { 2975 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2976 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2977 + "\n component=" + ppa.mComponent); 2978 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2979 } 2980 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 2981 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2982 if (DEBUG_PREFERRED || debug) { 2983 Slog.v(TAG, "Found persistent preferred activity:"); 2984 if (ai != null) { 2985 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2986 } else { 2987 Slog.v(TAG, " null"); 2988 } 2989 } 2990 if (ai == null) { 2991 // This previously registered persistent preferred activity 2992 // component is no longer known. Ignore it and do NOT remove it. 2993 continue; 2994 } 2995 for (int j=0; j<N; j++) { 2996 final ResolveInfo ri = query.get(j); 2997 if (!ri.activityInfo.applicationInfo.packageName 2998 .equals(ai.applicationInfo.packageName)) { 2999 continue; 3000 } 3001 if (!ri.activityInfo.name.equals(ai.name)) { 3002 continue; 3003 } 3004 // Found a persistent preference that can handle the intent. 3005 if (DEBUG_PREFERRED || debug) { 3006 Slog.v(TAG, "Returning persistent preferred activity: " + 3007 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3008 } 3009 return ri; 3010 } 3011 } 3012 } 3013 return null; 3014 } 3015 3016 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3017 List<ResolveInfo> query, int priority, boolean always, 3018 boolean removeMatches, boolean debug, int userId) { 3019 if (!sUserManager.exists(userId)) return null; 3020 // writer 3021 synchronized (mPackages) { 3022 if (intent.getSelector() != null) { 3023 intent = intent.getSelector(); 3024 } 3025 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3026 3027 // Try to find a matching persistent preferred activity. 3028 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3029 debug, userId); 3030 3031 // If a persistent preferred activity matched, use it. 3032 if (pri != null) { 3033 return pri; 3034 } 3035 3036 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3037 // Get the list of preferred activities that handle the intent 3038 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3039 List<PreferredActivity> prefs = pir != null 3040 ? pir.queryIntent(intent, resolvedType, 3041 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3042 : null; 3043 if (prefs != null && prefs.size() > 0) { 3044 boolean changed = false; 3045 try { 3046 // First figure out how good the original match set is. 3047 // We will only allow preferred activities that came 3048 // from the same match quality. 3049 int match = 0; 3050 3051 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3052 3053 final int N = query.size(); 3054 for (int j=0; j<N; j++) { 3055 final ResolveInfo ri = query.get(j); 3056 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3057 + ": 0x" + Integer.toHexString(match)); 3058 if (ri.match > match) { 3059 match = ri.match; 3060 } 3061 } 3062 3063 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3064 + Integer.toHexString(match)); 3065 3066 match &= IntentFilter.MATCH_CATEGORY_MASK; 3067 final int M = prefs.size(); 3068 for (int i=0; i<M; i++) { 3069 final PreferredActivity pa = prefs.get(i); 3070 if (DEBUG_PREFERRED || debug) { 3071 Slog.v(TAG, "Checking PreferredActivity ds=" 3072 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3073 + "\n component=" + pa.mPref.mComponent); 3074 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3075 } 3076 if (pa.mPref.mMatch != match) { 3077 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3078 + Integer.toHexString(pa.mPref.mMatch)); 3079 continue; 3080 } 3081 // If it's not an "always" type preferred activity and that's what we're 3082 // looking for, skip it. 3083 if (always && !pa.mPref.mAlways) { 3084 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3085 continue; 3086 } 3087 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3088 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3089 if (DEBUG_PREFERRED || debug) { 3090 Slog.v(TAG, "Found preferred activity:"); 3091 if (ai != null) { 3092 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3093 } else { 3094 Slog.v(TAG, " null"); 3095 } 3096 } 3097 if (ai == null) { 3098 // This previously registered preferred activity 3099 // component is no longer known. Most likely an update 3100 // to the app was installed and in the new version this 3101 // component no longer exists. Clean it up by removing 3102 // it from the preferred activities list, and skip it. 3103 Slog.w(TAG, "Removing dangling preferred activity: " 3104 + pa.mPref.mComponent); 3105 pir.removeFilter(pa); 3106 changed = true; 3107 continue; 3108 } 3109 for (int j=0; j<N; j++) { 3110 final ResolveInfo ri = query.get(j); 3111 if (!ri.activityInfo.applicationInfo.packageName 3112 .equals(ai.applicationInfo.packageName)) { 3113 continue; 3114 } 3115 if (!ri.activityInfo.name.equals(ai.name)) { 3116 continue; 3117 } 3118 3119 if (removeMatches) { 3120 pir.removeFilter(pa); 3121 changed = true; 3122 if (DEBUG_PREFERRED) { 3123 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3124 } 3125 break; 3126 } 3127 3128 // Okay we found a previously set preferred or last chosen app. 3129 // If the result set is different from when this 3130 // was created, we need to clear it and re-ask the 3131 // user their preference, if we're looking for an "always" type entry. 3132 if (always && !pa.mPref.sameSet(query, priority)) { 3133 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3134 + intent + " type " + resolvedType); 3135 if (DEBUG_PREFERRED) { 3136 Slog.v(TAG, "Removing preferred activity since set changed " 3137 + pa.mPref.mComponent); 3138 } 3139 pir.removeFilter(pa); 3140 // Re-add the filter as a "last chosen" entry (!always) 3141 PreferredActivity lastChosen = new PreferredActivity( 3142 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3143 pir.addFilter(lastChosen); 3144 changed = true; 3145 return null; 3146 } 3147 3148 // Yay! Either the set matched or we're looking for the last chosen 3149 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3150 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3151 return ri; 3152 } 3153 } 3154 } finally { 3155 if (changed) { 3156 if (DEBUG_PREFERRED) { 3157 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3158 } 3159 mSettings.writePackageRestrictionsLPr(userId); 3160 } 3161 } 3162 } 3163 } 3164 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3165 return null; 3166 } 3167 3168 /* 3169 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3170 */ 3171 @Override 3172 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3173 int targetUserId) { 3174 mContext.enforceCallingOrSelfPermission( 3175 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3176 List<CrossProfileIntentFilter> matches = 3177 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3178 if (matches != null) { 3179 int size = matches.size(); 3180 for (int i = 0; i < size; i++) { 3181 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3182 } 3183 } 3184 ArrayList<String> packageNames = null; 3185 SparseArray<ArrayList<String>> fromSource = 3186 mSettings.mCrossProfilePackageInfo.get(sourceUserId); 3187 if (fromSource != null) { 3188 packageNames = fromSource.get(targetUserId); 3189 if (packageNames != null) { 3190 // We need the package name, so we try to resolve with the loosest flags possible 3191 List<ResolveInfo> resolveInfos = mActivities.queryIntent(intent, resolvedType, 3192 PackageManager.GET_UNINSTALLED_PACKAGES, targetUserId); 3193 int count = resolveInfos.size(); 3194 for (int i = 0; i < count; i++) { 3195 ResolveInfo resolveInfo = resolveInfos.get(i); 3196 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3197 return true; 3198 } 3199 } 3200 } 3201 } 3202 return false; 3203 } 3204 3205 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3206 String resolvedType, int userId) { 3207 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3208 if (resolver != null) { 3209 return resolver.queryIntent(intent, resolvedType, false, userId); 3210 } 3211 return null; 3212 } 3213 3214 @Override 3215 public List<ResolveInfo> queryIntentActivities(Intent intent, 3216 String resolvedType, int flags, int userId) { 3217 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3218 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3219 ComponentName comp = intent.getComponent(); 3220 if (comp == null) { 3221 if (intent.getSelector() != null) { 3222 intent = intent.getSelector(); 3223 comp = intent.getComponent(); 3224 } 3225 } 3226 3227 if (comp != null) { 3228 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3229 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3230 if (ai != null) { 3231 final ResolveInfo ri = new ResolveInfo(); 3232 ri.activityInfo = ai; 3233 list.add(ri); 3234 } 3235 return list; 3236 } 3237 3238 // reader 3239 synchronized (mPackages) { 3240 final String pkgName = intent.getPackage(); 3241 boolean queryCrossProfile = (flags & PackageManager.NO_CROSS_PROFILE) == 0; 3242 if (pkgName == null) { 3243 ResolveInfo resolveInfo = null; 3244 if (queryCrossProfile) { 3245 // Check if the intent needs to be forwarded to another user for this package 3246 ArrayList<ResolveInfo> crossProfileResult = 3247 queryIntentActivitiesCrossProfilePackage( 3248 intent, resolvedType, flags, userId); 3249 if (!crossProfileResult.isEmpty()) { 3250 // Skip the current profile 3251 return crossProfileResult; 3252 } 3253 List<CrossProfileIntentFilter> matchingFilters = 3254 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3255 // Check for results that need to skip the current profile. 3256 resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3257 resolvedType, flags, userId); 3258 if (resolveInfo != null) { 3259 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3260 result.add(resolveInfo); 3261 return result; 3262 } 3263 // Check for cross profile results. 3264 resolveInfo = queryCrossProfileIntents( 3265 matchingFilters, intent, resolvedType, flags, userId); 3266 } 3267 // Check for results in the current profile. 3268 List<ResolveInfo> result = mActivities.queryIntent( 3269 intent, resolvedType, flags, userId); 3270 if (resolveInfo != null) { 3271 result.add(resolveInfo); 3272 Collections.sort(result, mResolvePrioritySorter); 3273 } 3274 return result; 3275 } 3276 final PackageParser.Package pkg = mPackages.get(pkgName); 3277 if (pkg != null) { 3278 if (queryCrossProfile) { 3279 ArrayList<ResolveInfo> crossProfileResult = 3280 queryIntentActivitiesCrossProfilePackage( 3281 intent, resolvedType, flags, userId, pkg, pkgName); 3282 if (!crossProfileResult.isEmpty()) { 3283 // Skip the current profile 3284 return crossProfileResult; 3285 } 3286 } 3287 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3288 pkg.activities, userId); 3289 } 3290 return new ArrayList<ResolveInfo>(); 3291 } 3292 } 3293 3294 private ResolveInfo querySkipCurrentProfileIntents( 3295 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3296 int flags, int sourceUserId) { 3297 if (matchingFilters != null) { 3298 int size = matchingFilters.size(); 3299 for (int i = 0; i < size; i ++) { 3300 CrossProfileIntentFilter filter = matchingFilters.get(i); 3301 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3302 // Checking if there are activities in the target user that can handle the 3303 // intent. 3304 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3305 flags, sourceUserId); 3306 if (resolveInfo != null) { 3307 return resolveInfo; 3308 } 3309 } 3310 } 3311 } 3312 return null; 3313 } 3314 3315 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3316 Intent intent, String resolvedType, int flags, int userId) { 3317 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3318 SparseArray<ArrayList<String>> sourceForwardingInfo = 3319 mSettings.mCrossProfilePackageInfo.get(userId); 3320 if (sourceForwardingInfo != null) { 3321 int NI = sourceForwardingInfo.size(); 3322 for (int i = 0; i < NI; i++) { 3323 int targetUserId = sourceForwardingInfo.keyAt(i); 3324 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3325 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3326 intent, resolvedType, flags, targetUserId); 3327 int NJ = resolveInfos.size(); 3328 for (int j = 0; j < NJ; j++) { 3329 ResolveInfo resolveInfo = resolveInfos.get(j); 3330 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3331 matchingResolveInfos.add(createForwardingResolveInfo( 3332 resolveInfo.filter, userId, targetUserId)); 3333 } 3334 } 3335 } 3336 } 3337 return matchingResolveInfos; 3338 } 3339 3340 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3341 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3342 String packageName) { 3343 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3344 SparseArray<ArrayList<String>> sourceForwardingInfo = 3345 mSettings.mCrossProfilePackageInfo.get(userId); 3346 if (sourceForwardingInfo != null) { 3347 int NI = sourceForwardingInfo.size(); 3348 for (int i = 0; i < NI; i++) { 3349 int targetUserId = sourceForwardingInfo.keyAt(i); 3350 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3351 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3352 intent, resolvedType, flags, pkg.activities, targetUserId); 3353 int NJ = resolveInfos.size(); 3354 for (int j = 0; j < NJ; j++) { 3355 ResolveInfo resolveInfo = resolveInfos.get(j); 3356 matchingResolveInfos.add(createForwardingResolveInfo( 3357 resolveInfo.filter, userId, targetUserId)); 3358 } 3359 } 3360 } 3361 } 3362 return matchingResolveInfos; 3363 } 3364 3365 // Return matching ResolveInfo if any for skip current profile intent filters. 3366 private ResolveInfo queryCrossProfileIntents( 3367 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3368 int flags, int sourceUserId) { 3369 if (matchingFilters != null) { 3370 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3371 // match the same intent. For performance reasons, it is better not to 3372 // run queryIntent twice for the same userId 3373 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3374 int size = matchingFilters.size(); 3375 for (int i = 0; i < size; i++) { 3376 CrossProfileIntentFilter filter = matchingFilters.get(i); 3377 int targetUserId = filter.getTargetUserId(); 3378 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3379 && !alreadyTriedUserIds.get(targetUserId)) { 3380 // Checking if there are activities in the target user that can handle the 3381 // intent. 3382 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3383 flags, sourceUserId); 3384 if (resolveInfo != null) return resolveInfo; 3385 alreadyTriedUserIds.put(targetUserId, true); 3386 } 3387 } 3388 } 3389 return null; 3390 } 3391 3392 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3393 String resolvedType, int flags, int sourceUserId) { 3394 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3395 resolvedType, flags, filter.getTargetUserId()); 3396 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3397 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3398 } 3399 return null; 3400 } 3401 3402 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3403 int sourceUserId, int targetUserId) { 3404 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3405 String className; 3406 if (targetUserId == UserHandle.USER_OWNER) { 3407 className = FORWARD_INTENT_TO_USER_OWNER; 3408 } else { 3409 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3410 } 3411 ComponentName forwardingActivityComponentName = new ComponentName( 3412 mAndroidApplication.packageName, className); 3413 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3414 sourceUserId); 3415 if (targetUserId == UserHandle.USER_OWNER) { 3416 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3417 forwardingResolveInfo.noResourceId = true; 3418 } 3419 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3420 forwardingResolveInfo.priority = 0; 3421 forwardingResolveInfo.preferredOrder = 0; 3422 forwardingResolveInfo.match = 0; 3423 forwardingResolveInfo.isDefault = true; 3424 forwardingResolveInfo.filter = filter; 3425 forwardingResolveInfo.targetUserId = targetUserId; 3426 return forwardingResolveInfo; 3427 } 3428 3429 @Override 3430 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3431 Intent[] specifics, String[] specificTypes, Intent intent, 3432 String resolvedType, int flags, int userId) { 3433 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3434 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3435 "query intent activity options"); 3436 final String resultsAction = intent.getAction(); 3437 3438 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3439 | PackageManager.GET_RESOLVED_FILTER, userId); 3440 3441 if (DEBUG_INTENT_MATCHING) { 3442 Log.v(TAG, "Query " + intent + ": " + results); 3443 } 3444 3445 int specificsPos = 0; 3446 int N; 3447 3448 // todo: note that the algorithm used here is O(N^2). This 3449 // isn't a problem in our current environment, but if we start running 3450 // into situations where we have more than 5 or 10 matches then this 3451 // should probably be changed to something smarter... 3452 3453 // First we go through and resolve each of the specific items 3454 // that were supplied, taking care of removing any corresponding 3455 // duplicate items in the generic resolve list. 3456 if (specifics != null) { 3457 for (int i=0; i<specifics.length; i++) { 3458 final Intent sintent = specifics[i]; 3459 if (sintent == null) { 3460 continue; 3461 } 3462 3463 if (DEBUG_INTENT_MATCHING) { 3464 Log.v(TAG, "Specific #" + i + ": " + sintent); 3465 } 3466 3467 String action = sintent.getAction(); 3468 if (resultsAction != null && resultsAction.equals(action)) { 3469 // If this action was explicitly requested, then don't 3470 // remove things that have it. 3471 action = null; 3472 } 3473 3474 ResolveInfo ri = null; 3475 ActivityInfo ai = null; 3476 3477 ComponentName comp = sintent.getComponent(); 3478 if (comp == null) { 3479 ri = resolveIntent( 3480 sintent, 3481 specificTypes != null ? specificTypes[i] : null, 3482 flags, userId); 3483 if (ri == null) { 3484 continue; 3485 } 3486 if (ri == mResolveInfo) { 3487 // ACK! Must do something better with this. 3488 } 3489 ai = ri.activityInfo; 3490 comp = new ComponentName(ai.applicationInfo.packageName, 3491 ai.name); 3492 } else { 3493 ai = getActivityInfo(comp, flags, userId); 3494 if (ai == null) { 3495 continue; 3496 } 3497 } 3498 3499 // Look for any generic query activities that are duplicates 3500 // of this specific one, and remove them from the results. 3501 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3502 N = results.size(); 3503 int j; 3504 for (j=specificsPos; j<N; j++) { 3505 ResolveInfo sri = results.get(j); 3506 if ((sri.activityInfo.name.equals(comp.getClassName()) 3507 && sri.activityInfo.applicationInfo.packageName.equals( 3508 comp.getPackageName())) 3509 || (action != null && sri.filter.matchAction(action))) { 3510 results.remove(j); 3511 if (DEBUG_INTENT_MATCHING) Log.v( 3512 TAG, "Removing duplicate item from " + j 3513 + " due to specific " + specificsPos); 3514 if (ri == null) { 3515 ri = sri; 3516 } 3517 j--; 3518 N--; 3519 } 3520 } 3521 3522 // Add this specific item to its proper place. 3523 if (ri == null) { 3524 ri = new ResolveInfo(); 3525 ri.activityInfo = ai; 3526 } 3527 results.add(specificsPos, ri); 3528 ri.specificIndex = i; 3529 specificsPos++; 3530 } 3531 } 3532 3533 // Now we go through the remaining generic results and remove any 3534 // duplicate actions that are found here. 3535 N = results.size(); 3536 for (int i=specificsPos; i<N-1; i++) { 3537 final ResolveInfo rii = results.get(i); 3538 if (rii.filter == null) { 3539 continue; 3540 } 3541 3542 // Iterate over all of the actions of this result's intent 3543 // filter... typically this should be just one. 3544 final Iterator<String> it = rii.filter.actionsIterator(); 3545 if (it == null) { 3546 continue; 3547 } 3548 while (it.hasNext()) { 3549 final String action = it.next(); 3550 if (resultsAction != null && resultsAction.equals(action)) { 3551 // If this action was explicitly requested, then don't 3552 // remove things that have it. 3553 continue; 3554 } 3555 for (int j=i+1; j<N; j++) { 3556 final ResolveInfo rij = results.get(j); 3557 if (rij.filter != null && rij.filter.hasAction(action)) { 3558 results.remove(j); 3559 if (DEBUG_INTENT_MATCHING) Log.v( 3560 TAG, "Removing duplicate item from " + j 3561 + " due to action " + action + " at " + i); 3562 j--; 3563 N--; 3564 } 3565 } 3566 } 3567 3568 // If the caller didn't request filter information, drop it now 3569 // so we don't have to marshall/unmarshall it. 3570 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3571 rii.filter = null; 3572 } 3573 } 3574 3575 // Filter out the caller activity if so requested. 3576 if (caller != null) { 3577 N = results.size(); 3578 for (int i=0; i<N; i++) { 3579 ActivityInfo ainfo = results.get(i).activityInfo; 3580 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3581 && caller.getClassName().equals(ainfo.name)) { 3582 results.remove(i); 3583 break; 3584 } 3585 } 3586 } 3587 3588 // If the caller didn't request filter information, 3589 // drop them now so we don't have to 3590 // marshall/unmarshall it. 3591 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3592 N = results.size(); 3593 for (int i=0; i<N; i++) { 3594 results.get(i).filter = null; 3595 } 3596 } 3597 3598 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3599 return results; 3600 } 3601 3602 @Override 3603 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3604 int userId) { 3605 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3606 ComponentName comp = intent.getComponent(); 3607 if (comp == null) { 3608 if (intent.getSelector() != null) { 3609 intent = intent.getSelector(); 3610 comp = intent.getComponent(); 3611 } 3612 } 3613 if (comp != null) { 3614 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3615 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3616 if (ai != null) { 3617 ResolveInfo ri = new ResolveInfo(); 3618 ri.activityInfo = ai; 3619 list.add(ri); 3620 } 3621 return list; 3622 } 3623 3624 // reader 3625 synchronized (mPackages) { 3626 String pkgName = intent.getPackage(); 3627 if (pkgName == null) { 3628 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3629 } 3630 final PackageParser.Package pkg = mPackages.get(pkgName); 3631 if (pkg != null) { 3632 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3633 userId); 3634 } 3635 return null; 3636 } 3637 } 3638 3639 @Override 3640 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3641 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3642 if (!sUserManager.exists(userId)) return null; 3643 if (query != null) { 3644 if (query.size() >= 1) { 3645 // If there is more than one service with the same priority, 3646 // just arbitrarily pick the first one. 3647 return query.get(0); 3648 } 3649 } 3650 return null; 3651 } 3652 3653 @Override 3654 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3655 int userId) { 3656 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3657 ComponentName comp = intent.getComponent(); 3658 if (comp == null) { 3659 if (intent.getSelector() != null) { 3660 intent = intent.getSelector(); 3661 comp = intent.getComponent(); 3662 } 3663 } 3664 if (comp != null) { 3665 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3666 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3667 if (si != null) { 3668 final ResolveInfo ri = new ResolveInfo(); 3669 ri.serviceInfo = si; 3670 list.add(ri); 3671 } 3672 return list; 3673 } 3674 3675 // reader 3676 synchronized (mPackages) { 3677 String pkgName = intent.getPackage(); 3678 if (pkgName == null) { 3679 return mServices.queryIntent(intent, resolvedType, flags, userId); 3680 } 3681 final PackageParser.Package pkg = mPackages.get(pkgName); 3682 if (pkg != null) { 3683 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3684 userId); 3685 } 3686 return null; 3687 } 3688 } 3689 3690 @Override 3691 public List<ResolveInfo> queryIntentContentProviders( 3692 Intent intent, String resolvedType, int flags, int userId) { 3693 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3694 ComponentName comp = intent.getComponent(); 3695 if (comp == null) { 3696 if (intent.getSelector() != null) { 3697 intent = intent.getSelector(); 3698 comp = intent.getComponent(); 3699 } 3700 } 3701 if (comp != null) { 3702 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3703 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3704 if (pi != null) { 3705 final ResolveInfo ri = new ResolveInfo(); 3706 ri.providerInfo = pi; 3707 list.add(ri); 3708 } 3709 return list; 3710 } 3711 3712 // reader 3713 synchronized (mPackages) { 3714 String pkgName = intent.getPackage(); 3715 if (pkgName == null) { 3716 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3717 } 3718 final PackageParser.Package pkg = mPackages.get(pkgName); 3719 if (pkg != null) { 3720 return mProviders.queryIntentForPackage( 3721 intent, resolvedType, flags, pkg.providers, userId); 3722 } 3723 return null; 3724 } 3725 } 3726 3727 @Override 3728 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3729 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3730 3731 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3732 3733 // writer 3734 synchronized (mPackages) { 3735 ArrayList<PackageInfo> list; 3736 if (listUninstalled) { 3737 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3738 for (PackageSetting ps : mSettings.mPackages.values()) { 3739 PackageInfo pi; 3740 if (ps.pkg != null) { 3741 pi = generatePackageInfo(ps.pkg, flags, userId); 3742 } else { 3743 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3744 } 3745 if (pi != null) { 3746 list.add(pi); 3747 } 3748 } 3749 } else { 3750 list = new ArrayList<PackageInfo>(mPackages.size()); 3751 for (PackageParser.Package p : mPackages.values()) { 3752 PackageInfo pi = generatePackageInfo(p, flags, userId); 3753 if (pi != null) { 3754 list.add(pi); 3755 } 3756 } 3757 } 3758 3759 return new ParceledListSlice<PackageInfo>(list); 3760 } 3761 } 3762 3763 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3764 String[] permissions, boolean[] tmp, int flags, int userId) { 3765 int numMatch = 0; 3766 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3767 for (int i=0; i<permissions.length; i++) { 3768 if (gp.grantedPermissions.contains(permissions[i])) { 3769 tmp[i] = true; 3770 numMatch++; 3771 } else { 3772 tmp[i] = false; 3773 } 3774 } 3775 if (numMatch == 0) { 3776 return; 3777 } 3778 PackageInfo pi; 3779 if (ps.pkg != null) { 3780 pi = generatePackageInfo(ps.pkg, flags, userId); 3781 } else { 3782 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3783 } 3784 // The above might return null in cases of uninstalled apps or install-state 3785 // skew across users/profiles. 3786 if (pi != null) { 3787 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3788 if (numMatch == permissions.length) { 3789 pi.requestedPermissions = permissions; 3790 } else { 3791 pi.requestedPermissions = new String[numMatch]; 3792 numMatch = 0; 3793 for (int i=0; i<permissions.length; i++) { 3794 if (tmp[i]) { 3795 pi.requestedPermissions[numMatch] = permissions[i]; 3796 numMatch++; 3797 } 3798 } 3799 } 3800 } 3801 list.add(pi); 3802 } 3803 } 3804 3805 @Override 3806 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3807 String[] permissions, int flags, int userId) { 3808 if (!sUserManager.exists(userId)) return null; 3809 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3810 3811 // writer 3812 synchronized (mPackages) { 3813 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3814 boolean[] tmpBools = new boolean[permissions.length]; 3815 if (listUninstalled) { 3816 for (PackageSetting ps : mSettings.mPackages.values()) { 3817 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3818 } 3819 } else { 3820 for (PackageParser.Package pkg : mPackages.values()) { 3821 PackageSetting ps = (PackageSetting)pkg.mExtras; 3822 if (ps != null) { 3823 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3824 userId); 3825 } 3826 } 3827 } 3828 3829 return new ParceledListSlice<PackageInfo>(list); 3830 } 3831 } 3832 3833 @Override 3834 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3835 if (!sUserManager.exists(userId)) return null; 3836 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3837 3838 // writer 3839 synchronized (mPackages) { 3840 ArrayList<ApplicationInfo> list; 3841 if (listUninstalled) { 3842 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3843 for (PackageSetting ps : mSettings.mPackages.values()) { 3844 ApplicationInfo ai; 3845 if (ps.pkg != null) { 3846 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3847 ps.readUserState(userId), userId); 3848 } else { 3849 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3850 } 3851 if (ai != null) { 3852 list.add(ai); 3853 } 3854 } 3855 } else { 3856 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3857 for (PackageParser.Package p : mPackages.values()) { 3858 if (p.mExtras != null) { 3859 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3860 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3861 if (ai != null) { 3862 list.add(ai); 3863 } 3864 } 3865 } 3866 } 3867 3868 return new ParceledListSlice<ApplicationInfo>(list); 3869 } 3870 } 3871 3872 public List<ApplicationInfo> getPersistentApplications(int flags) { 3873 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3874 3875 // reader 3876 synchronized (mPackages) { 3877 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3878 final int userId = UserHandle.getCallingUserId(); 3879 while (i.hasNext()) { 3880 final PackageParser.Package p = i.next(); 3881 if (p.applicationInfo != null 3882 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3883 && (!mSafeMode || isSystemApp(p))) { 3884 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3885 if (ps != null) { 3886 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3887 ps.readUserState(userId), userId); 3888 if (ai != null) { 3889 finalList.add(ai); 3890 } 3891 } 3892 } 3893 } 3894 } 3895 3896 return finalList; 3897 } 3898 3899 @Override 3900 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3901 if (!sUserManager.exists(userId)) return null; 3902 // reader 3903 synchronized (mPackages) { 3904 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3905 PackageSetting ps = provider != null 3906 ? mSettings.mPackages.get(provider.owner.packageName) 3907 : null; 3908 return ps != null 3909 && mSettings.isEnabledLPr(provider.info, flags, userId) 3910 && (!mSafeMode || (provider.info.applicationInfo.flags 3911 &ApplicationInfo.FLAG_SYSTEM) != 0) 3912 ? PackageParser.generateProviderInfo(provider, flags, 3913 ps.readUserState(userId), userId) 3914 : null; 3915 } 3916 } 3917 3918 /** 3919 * @deprecated 3920 */ 3921 @Deprecated 3922 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3923 // reader 3924 synchronized (mPackages) { 3925 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3926 .entrySet().iterator(); 3927 final int userId = UserHandle.getCallingUserId(); 3928 while (i.hasNext()) { 3929 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3930 PackageParser.Provider p = entry.getValue(); 3931 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3932 3933 if (ps != null && p.syncable 3934 && (!mSafeMode || (p.info.applicationInfo.flags 3935 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3936 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3937 ps.readUserState(userId), userId); 3938 if (info != null) { 3939 outNames.add(entry.getKey()); 3940 outInfo.add(info); 3941 } 3942 } 3943 } 3944 } 3945 } 3946 3947 @Override 3948 public List<ProviderInfo> queryContentProviders(String processName, 3949 int uid, int flags) { 3950 ArrayList<ProviderInfo> finalList = null; 3951 // reader 3952 synchronized (mPackages) { 3953 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3954 final int userId = processName != null ? 3955 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3956 while (i.hasNext()) { 3957 final PackageParser.Provider p = i.next(); 3958 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3959 if (ps != null && p.info.authority != null 3960 && (processName == null 3961 || (p.info.processName.equals(processName) 3962 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3963 && mSettings.isEnabledLPr(p.info, flags, userId) 3964 && (!mSafeMode 3965 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3966 if (finalList == null) { 3967 finalList = new ArrayList<ProviderInfo>(3); 3968 } 3969 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3970 ps.readUserState(userId), userId); 3971 if (info != null) { 3972 finalList.add(info); 3973 } 3974 } 3975 } 3976 } 3977 3978 if (finalList != null) { 3979 Collections.sort(finalList, mProviderInitOrderSorter); 3980 } 3981 3982 return finalList; 3983 } 3984 3985 @Override 3986 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3987 int flags) { 3988 // reader 3989 synchronized (mPackages) { 3990 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3991 return PackageParser.generateInstrumentationInfo(i, flags); 3992 } 3993 } 3994 3995 @Override 3996 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3997 int flags) { 3998 ArrayList<InstrumentationInfo> finalList = 3999 new ArrayList<InstrumentationInfo>(); 4000 4001 // reader 4002 synchronized (mPackages) { 4003 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4004 while (i.hasNext()) { 4005 final PackageParser.Instrumentation p = i.next(); 4006 if (targetPackage == null 4007 || targetPackage.equals(p.info.targetPackage)) { 4008 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4009 flags); 4010 if (ii != null) { 4011 finalList.add(ii); 4012 } 4013 } 4014 } 4015 } 4016 4017 return finalList; 4018 } 4019 4020 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4021 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4022 if (overlays == null) { 4023 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4024 return; 4025 } 4026 for (PackageParser.Package opkg : overlays.values()) { 4027 // Not much to do if idmap fails: we already logged the error 4028 // and we certainly don't want to abort installation of pkg simply 4029 // because an overlay didn't fit properly. For these reasons, 4030 // ignore the return value of createIdmapForPackagePairLI. 4031 createIdmapForPackagePairLI(pkg, opkg); 4032 } 4033 } 4034 4035 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4036 PackageParser.Package opkg) { 4037 if (!opkg.mTrustedOverlay) { 4038 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4039 opkg.baseCodePath + ": overlay not trusted"); 4040 return false; 4041 } 4042 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4043 if (overlaySet == null) { 4044 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4045 opkg.baseCodePath + " but target package has no known overlays"); 4046 return false; 4047 } 4048 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4049 // TODO: generate idmap for split APKs 4050 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4051 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4052 + opkg.baseCodePath); 4053 return false; 4054 } 4055 PackageParser.Package[] overlayArray = 4056 overlaySet.values().toArray(new PackageParser.Package[0]); 4057 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4058 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4059 return p1.mOverlayPriority - p2.mOverlayPriority; 4060 } 4061 }; 4062 Arrays.sort(overlayArray, cmp); 4063 4064 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4065 int i = 0; 4066 for (PackageParser.Package p : overlayArray) { 4067 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4068 } 4069 return true; 4070 } 4071 4072 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4073 final File[] files = dir.listFiles(); 4074 if (ArrayUtils.isEmpty(files)) { 4075 Log.d(TAG, "No files in app dir " + dir); 4076 return; 4077 } 4078 4079 if (DEBUG_PACKAGE_SCANNING) { 4080 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4081 + " flags=0x" + Integer.toHexString(parseFlags)); 4082 } 4083 4084 for (File file : files) { 4085 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4086 && !PackageInstallerService.isStageName(file.getName()); 4087 if (!isPackage) { 4088 // Ignore entries which are not packages 4089 continue; 4090 } 4091 try { 4092 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4093 scanFlags, currentTime, null); 4094 } catch (PackageManagerException e) { 4095 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4096 4097 // Delete invalid userdata apps 4098 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4099 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4100 Slog.w(TAG, "Deleting invalid package at " + file); 4101 if (file.isDirectory()) { 4102 FileUtils.deleteContents(file); 4103 } 4104 file.delete(); 4105 } 4106 } 4107 } 4108 } 4109 4110 private static File getSettingsProblemFile() { 4111 File dataDir = Environment.getDataDirectory(); 4112 File systemDir = new File(dataDir, "system"); 4113 File fname = new File(systemDir, "uiderrors.txt"); 4114 return fname; 4115 } 4116 4117 static void reportSettingsProblem(int priority, String msg) { 4118 try { 4119 File fname = getSettingsProblemFile(); 4120 FileOutputStream out = new FileOutputStream(fname, true); 4121 PrintWriter pw = new FastPrintWriter(out); 4122 SimpleDateFormat formatter = new SimpleDateFormat(); 4123 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4124 pw.println(dateString + ": " + msg); 4125 pw.close(); 4126 FileUtils.setPermissions( 4127 fname.toString(), 4128 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4129 -1, -1); 4130 } catch (java.io.IOException e) { 4131 } 4132 Slog.println(priority, TAG, msg); 4133 } 4134 4135 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4136 PackageParser.Package pkg, File srcFile, int parseFlags) 4137 throws PackageManagerException { 4138 if (ps != null 4139 && ps.codePath.equals(srcFile) 4140 && ps.timeStamp == srcFile.lastModified() 4141 && !isCompatSignatureUpdateNeeded(pkg)) { 4142 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4143 if (ps.signatures.mSignatures != null 4144 && ps.signatures.mSignatures.length != 0 4145 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4146 // Optimization: reuse the existing cached certificates 4147 // if the package appears to be unchanged. 4148 pkg.mSignatures = ps.signatures.mSignatures; 4149 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4150 synchronized (mPackages) { 4151 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4152 } 4153 return; 4154 } 4155 4156 Slog.w(TAG, "PackageSetting for " + ps.name 4157 + " is missing signatures. Collecting certs again to recover them."); 4158 } else { 4159 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4160 } 4161 4162 try { 4163 pp.collectCertificates(pkg, parseFlags); 4164 pp.collectManifestDigest(pkg); 4165 } catch (PackageParserException e) { 4166 throw new PackageManagerException(e.error, "Failed to collect certificates for " 4167 + pkg.packageName + ": " + e.getMessage()); 4168 } 4169 } 4170 4171 /* 4172 * Scan a package and return the newly parsed package. 4173 * Returns null in case of errors and the error code is stored in mLastScanError 4174 */ 4175 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4176 long currentTime, UserHandle user) throws PackageManagerException { 4177 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4178 parseFlags |= mDefParseFlags; 4179 PackageParser pp = new PackageParser(); 4180 pp.setSeparateProcesses(mSeparateProcesses); 4181 pp.setOnlyCoreApps(mOnlyCore); 4182 pp.setDisplayMetrics(mMetrics); 4183 4184 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4185 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4186 } 4187 4188 final PackageParser.Package pkg; 4189 try { 4190 pkg = pp.parsePackage(scanFile, parseFlags); 4191 } catch (PackageParserException e) { 4192 throw new PackageManagerException(e.error, 4193 "Failed to scan " + scanFile + ": " + e.getMessage()); 4194 } 4195 4196 PackageSetting ps = null; 4197 PackageSetting updatedPkg; 4198 // reader 4199 synchronized (mPackages) { 4200 // Look to see if we already know about this package. 4201 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4202 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4203 // This package has been renamed to its original name. Let's 4204 // use that. 4205 ps = mSettings.peekPackageLPr(oldName); 4206 } 4207 // If there was no original package, see one for the real package name. 4208 if (ps == null) { 4209 ps = mSettings.peekPackageLPr(pkg.packageName); 4210 } 4211 // Check to see if this package could be hiding/updating a system 4212 // package. Must look for it either under the original or real 4213 // package name depending on our state. 4214 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4215 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4216 } 4217 boolean updatedPkgBetter = false; 4218 // First check if this is a system package that may involve an update 4219 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4220 if (ps != null && !ps.codePath.equals(scanFile)) { 4221 // The path has changed from what was last scanned... check the 4222 // version of the new path against what we have stored to determine 4223 // what to do. 4224 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4225 if (pkg.mVersionCode < ps.versionCode) { 4226 // The system package has been updated and the code path does not match 4227 // Ignore entry. Skip it. 4228 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4229 + " ignored: updated version " + ps.versionCode 4230 + " better than this " + pkg.mVersionCode); 4231 if (!updatedPkg.codePath.equals(scanFile)) { 4232 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4233 + ps.name + " changing from " + updatedPkg.codePathString 4234 + " to " + scanFile); 4235 updatedPkg.codePath = scanFile; 4236 updatedPkg.codePathString = scanFile.toString(); 4237 // This is the point at which we know that the system-disk APK 4238 // for this package has moved during a reboot (e.g. due to an OTA), 4239 // so we need to reevaluate it for privilege policy. 4240 if (locationIsPrivileged(scanFile)) { 4241 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4242 } 4243 } 4244 updatedPkg.pkg = pkg; 4245 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4246 } else { 4247 // The current app on the system partition is better than 4248 // what we have updated to on the data partition; switch 4249 // back to the system partition version. 4250 // At this point, its safely assumed that package installation for 4251 // apps in system partition will go through. If not there won't be a working 4252 // version of the app 4253 // writer 4254 synchronized (mPackages) { 4255 // Just remove the loaded entries from package lists. 4256 mPackages.remove(ps.name); 4257 } 4258 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4259 + "reverting from " + ps.codePathString 4260 + ": new version " + pkg.mVersionCode 4261 + " better than installed " + ps.versionCode); 4262 4263 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4264 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4265 getAppDexInstructionSets(ps)); 4266 synchronized (mInstallLock) { 4267 args.cleanUpResourcesLI(); 4268 } 4269 synchronized (mPackages) { 4270 mSettings.enableSystemPackageLPw(ps.name); 4271 } 4272 updatedPkgBetter = true; 4273 } 4274 } 4275 } 4276 4277 if (updatedPkg != null) { 4278 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4279 // initially 4280 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4281 4282 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4283 // flag set initially 4284 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4285 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4286 } 4287 } 4288 4289 // Verify certificates against what was last scanned 4290 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4291 4292 /* 4293 * A new system app appeared, but we already had a non-system one of the 4294 * same name installed earlier. 4295 */ 4296 boolean shouldHideSystemApp = false; 4297 if (updatedPkg == null && ps != null 4298 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4299 /* 4300 * Check to make sure the signatures match first. If they don't, 4301 * wipe the installed application and its data. 4302 */ 4303 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4304 != PackageManager.SIGNATURE_MATCH) { 4305 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4306 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4307 ps = null; 4308 } else { 4309 /* 4310 * If the newly-added system app is an older version than the 4311 * already installed version, hide it. It will be scanned later 4312 * and re-added like an update. 4313 */ 4314 if (pkg.mVersionCode < ps.versionCode) { 4315 shouldHideSystemApp = true; 4316 } else { 4317 /* 4318 * The newly found system app is a newer version that the 4319 * one previously installed. Simply remove the 4320 * already-installed application and replace it with our own 4321 * while keeping the application data. 4322 */ 4323 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4324 + ps.codePathString + ": new version " + pkg.mVersionCode 4325 + " better than installed " + ps.versionCode); 4326 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4327 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4328 getAppDexInstructionSets(ps)); 4329 synchronized (mInstallLock) { 4330 args.cleanUpResourcesLI(); 4331 } 4332 } 4333 } 4334 } 4335 4336 // The apk is forward locked (not public) if its code and resources 4337 // are kept in different files. (except for app in either system or 4338 // vendor path). 4339 // TODO grab this value from PackageSettings 4340 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4341 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4342 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4343 } 4344 } 4345 4346 // TODO: extend to support forward-locked splits 4347 String resourcePath = null; 4348 String baseResourcePath = null; 4349 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4350 if (ps != null && ps.resourcePathString != null) { 4351 resourcePath = ps.resourcePathString; 4352 baseResourcePath = ps.resourcePathString; 4353 } else { 4354 // Should not happen at all. Just log an error. 4355 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4356 } 4357 } else { 4358 resourcePath = pkg.codePath; 4359 baseResourcePath = pkg.baseCodePath; 4360 } 4361 4362 // Set application objects path explicitly. 4363 pkg.applicationInfo.setCodePath(pkg.codePath); 4364 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4365 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4366 pkg.applicationInfo.setResourcePath(resourcePath); 4367 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4368 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4369 4370 // Note that we invoke the following method only if we are about to unpack an application 4371 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4372 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4373 4374 /* 4375 * If the system app should be overridden by a previously installed 4376 * data, hide the system app now and let the /data/app scan pick it up 4377 * again. 4378 */ 4379 if (shouldHideSystemApp) { 4380 synchronized (mPackages) { 4381 /* 4382 * We have to grant systems permissions before we hide, because 4383 * grantPermissions will assume the package update is trying to 4384 * expand its permissions. 4385 */ 4386 grantPermissionsLPw(pkg, true); 4387 mSettings.disableSystemPackageLPw(pkg.packageName); 4388 } 4389 } 4390 4391 return scannedPkg; 4392 } 4393 4394 private static String fixProcessName(String defProcessName, 4395 String processName, int uid) { 4396 if (processName == null) { 4397 return defProcessName; 4398 } 4399 return processName; 4400 } 4401 4402 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4403 throws PackageManagerException { 4404 if (pkgSetting.signatures.mSignatures != null) { 4405 // Already existing package. Make sure signatures match 4406 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4407 == PackageManager.SIGNATURE_MATCH; 4408 if (!match) { 4409 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4410 == PackageManager.SIGNATURE_MATCH; 4411 } 4412 if (!match) { 4413 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4414 + pkg.packageName + " signatures do not match the " 4415 + "previously installed version; ignoring!"); 4416 } 4417 } 4418 4419 // Check for shared user signatures 4420 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4421 // Already existing package. Make sure signatures match 4422 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4423 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4424 if (!match) { 4425 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4426 == PackageManager.SIGNATURE_MATCH; 4427 } 4428 if (!match) { 4429 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4430 "Package " + pkg.packageName 4431 + " has no signatures that match those in shared user " 4432 + pkgSetting.sharedUser.name + "; ignoring!"); 4433 } 4434 } 4435 } 4436 4437 /** 4438 * Enforces that only the system UID or root's UID can call a method exposed 4439 * via Binder. 4440 * 4441 * @param message used as message if SecurityException is thrown 4442 * @throws SecurityException if the caller is not system or root 4443 */ 4444 private static final void enforceSystemOrRoot(String message) { 4445 final int uid = Binder.getCallingUid(); 4446 if (uid != Process.SYSTEM_UID && uid != 0) { 4447 throw new SecurityException(message); 4448 } 4449 } 4450 4451 @Override 4452 public void performBootDexOpt() { 4453 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4454 4455 final HashSet<PackageParser.Package> pkgs; 4456 synchronized (mPackages) { 4457 pkgs = mDeferredDexOpt; 4458 mDeferredDexOpt = null; 4459 } 4460 4461 if (pkgs != null) { 4462 // Filter out packages that aren't recently used. 4463 // 4464 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 4465 // should do a full dexopt. 4466 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4467 // TODO: add a property to control this? 4468 long dexOptLRUThresholdInMinutes; 4469 if (mLazyDexOpt) { 4470 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4471 } else { 4472 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4473 } 4474 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4475 4476 int total = pkgs.size(); 4477 int skipped = 0; 4478 long now = System.currentTimeMillis(); 4479 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4480 PackageParser.Package pkg = i.next(); 4481 long then = pkg.mLastPackageUsageTimeInMills; 4482 if (then + dexOptLRUThresholdInMills < now) { 4483 if (DEBUG_DEXOPT) { 4484 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4485 ((then == 0) ? "never" : new Date(then))); 4486 } 4487 i.remove(); 4488 skipped++; 4489 } 4490 } 4491 if (DEBUG_DEXOPT) { 4492 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4493 } 4494 } 4495 4496 int i = 0; 4497 for (PackageParser.Package pkg : pkgs) { 4498 i++; 4499 if (DEBUG_DEXOPT) { 4500 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4501 + ": " + pkg.packageName); 4502 } 4503 if (!isFirstBoot()) { 4504 try { 4505 ActivityManagerNative.getDefault().showBootMessage( 4506 mContext.getResources().getString( 4507 R.string.android_upgrading_apk, 4508 i, pkgs.size()), true); 4509 } catch (RemoteException e) { 4510 } 4511 } 4512 PackageParser.Package p = pkg; 4513 synchronized (mInstallLock) { 4514 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4515 true /* include dependencies */); 4516 } 4517 } 4518 } 4519 } 4520 4521 @Override 4522 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4523 return performDexOpt(packageName, instructionSet, false); 4524 } 4525 4526 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4527 if (info.primaryCpuAbi == null) { 4528 return getPreferredInstructionSet(); 4529 } 4530 4531 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4532 } 4533 4534 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 4535 boolean dexopt = mLazyDexOpt || backgroundDexopt; 4536 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 4537 if (!dexopt && !updateUsage) { 4538 // We aren't going to dexopt or update usage, so bail early. 4539 return false; 4540 } 4541 PackageParser.Package p; 4542 final String targetInstructionSet; 4543 synchronized (mPackages) { 4544 p = mPackages.get(packageName); 4545 if (p == null) { 4546 return false; 4547 } 4548 if (updateUsage) { 4549 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4550 } 4551 mPackageUsage.write(false); 4552 if (!dexopt) { 4553 // We aren't going to dexopt, so bail early. 4554 return false; 4555 } 4556 4557 targetInstructionSet = instructionSet != null ? instructionSet : 4558 getPrimaryInstructionSet(p.applicationInfo); 4559 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4560 return false; 4561 } 4562 } 4563 4564 synchronized (mInstallLock) { 4565 final String[] instructionSets = new String[] { targetInstructionSet }; 4566 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4567 true /* include dependencies */) == DEX_OPT_PERFORMED; 4568 } 4569 } 4570 4571 public HashSet<String> getPackagesThatNeedDexOpt() { 4572 HashSet<String> pkgs = null; 4573 synchronized (mPackages) { 4574 for (PackageParser.Package p : mPackages.values()) { 4575 if (DEBUG_DEXOPT) { 4576 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4577 } 4578 if (!p.mDexOptPerformed.isEmpty()) { 4579 continue; 4580 } 4581 if (pkgs == null) { 4582 pkgs = new HashSet<String>(); 4583 } 4584 pkgs.add(p.packageName); 4585 } 4586 } 4587 return pkgs; 4588 } 4589 4590 public void shutdown() { 4591 mPackageUsage.write(true); 4592 } 4593 4594 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4595 boolean forceDex, boolean defer, HashSet<String> done) { 4596 for (int i=0; i<libs.size(); i++) { 4597 PackageParser.Package libPkg; 4598 String libName; 4599 synchronized (mPackages) { 4600 libName = libs.get(i); 4601 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4602 if (lib != null && lib.apk != null) { 4603 libPkg = mPackages.get(lib.apk); 4604 } else { 4605 libPkg = null; 4606 } 4607 } 4608 if (libPkg != null && !done.contains(libName)) { 4609 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4610 } 4611 } 4612 } 4613 4614 static final int DEX_OPT_SKIPPED = 0; 4615 static final int DEX_OPT_PERFORMED = 1; 4616 static final int DEX_OPT_DEFERRED = 2; 4617 static final int DEX_OPT_FAILED = -1; 4618 4619 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4620 boolean forceDex, boolean defer, HashSet<String> done) { 4621 final String[] instructionSets = targetInstructionSets != null ? 4622 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4623 4624 if (done != null) { 4625 done.add(pkg.packageName); 4626 if (pkg.usesLibraries != null) { 4627 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4628 } 4629 if (pkg.usesOptionalLibraries != null) { 4630 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4631 } 4632 } 4633 4634 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4635 return DEX_OPT_SKIPPED; 4636 } 4637 4638 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4639 4640 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4641 boolean performedDexOpt = false; 4642 // There are three basic cases here: 4643 // 1.) we need to dexopt, either because we are forced or it is needed 4644 // 2.) we are defering a needed dexopt 4645 // 3.) we are skipping an unneeded dexopt 4646 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4647 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4648 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4649 continue; 4650 } 4651 4652 for (String path : paths) { 4653 try { 4654 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4655 // patckage or the one we find does not match the image checksum (i.e. it was 4656 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4657 // odex file and it matches the checksum of the image but not its base address, 4658 // meaning we need to move it. 4659 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4660 pkg.packageName, dexCodeInstructionSet, defer); 4661 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4662 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4663 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4664 + " vmSafeMode=" + vmSafeMode); 4665 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4666 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4667 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4668 4669 if (ret < 0) { 4670 // Don't bother running dexopt again if we failed, it will probably 4671 // just result in an error again. Also, don't bother dexopting for other 4672 // paths & ISAs. 4673 return DEX_OPT_FAILED; 4674 } 4675 4676 performedDexOpt = true; 4677 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4678 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4679 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4680 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4681 pkg.packageName, dexCodeInstructionSet); 4682 4683 if (ret < 0) { 4684 // Don't bother running patchoat again if we failed, it will probably 4685 // just result in an error again. Also, don't bother dexopting for other 4686 // paths & ISAs. 4687 return DEX_OPT_FAILED; 4688 } 4689 4690 performedDexOpt = true; 4691 } 4692 4693 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4694 // paths and instruction sets. We'll deal with them all together when we process 4695 // our list of deferred dexopts. 4696 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4697 if (mDeferredDexOpt == null) { 4698 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4699 } 4700 mDeferredDexOpt.add(pkg); 4701 return DEX_OPT_DEFERRED; 4702 } 4703 } catch (FileNotFoundException e) { 4704 Slog.w(TAG, "Apk not found for dexopt: " + path); 4705 return DEX_OPT_FAILED; 4706 } catch (IOException e) { 4707 Slog.w(TAG, "IOException reading apk: " + path, e); 4708 return DEX_OPT_FAILED; 4709 } catch (StaleDexCacheError e) { 4710 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4711 return DEX_OPT_FAILED; 4712 } catch (Exception e) { 4713 Slog.w(TAG, "Exception when doing dexopt : ", e); 4714 return DEX_OPT_FAILED; 4715 } 4716 } 4717 4718 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4719 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4720 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4721 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4722 // it. 4723 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4724 } 4725 4726 // If we've gotten here, we're sure that no error occurred and that we haven't 4727 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4728 // we've skipped all of them because they are up to date. In both cases this 4729 // package doesn't need dexopt any longer. 4730 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4731 } 4732 4733 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4734 if (info.primaryCpuAbi != null) { 4735 if (info.secondaryCpuAbi != null) { 4736 return new String[] { 4737 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4738 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4739 } else { 4740 return new String[] { 4741 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4742 } 4743 } 4744 4745 return new String[] { getPreferredInstructionSet() }; 4746 } 4747 4748 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4749 if (ps.primaryCpuAbiString != null) { 4750 if (ps.secondaryCpuAbiString != null) { 4751 return new String[] { 4752 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4753 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4754 } else { 4755 return new String[] { 4756 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4757 } 4758 } 4759 4760 return new String[] { getPreferredInstructionSet() }; 4761 } 4762 4763 private static String getPreferredInstructionSet() { 4764 if (sPreferredInstructionSet == null) { 4765 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4766 } 4767 4768 return sPreferredInstructionSet; 4769 } 4770 4771 private static List<String> getAllInstructionSets() { 4772 final String[] allAbis = Build.SUPPORTED_ABIS; 4773 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4774 4775 for (String abi : allAbis) { 4776 final String instructionSet = VMRuntime.getInstructionSet(abi); 4777 if (!allInstructionSets.contains(instructionSet)) { 4778 allInstructionSets.add(instructionSet); 4779 } 4780 } 4781 4782 return allInstructionSets; 4783 } 4784 4785 /** 4786 * Returns the instruction set that should be used to compile dex code. In the presence of 4787 * a native bridge this might be different than the one shared libraries use. 4788 */ 4789 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4790 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4791 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4792 } 4793 4794 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4795 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4796 for (String instructionSet : instructionSets) { 4797 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4798 } 4799 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4800 } 4801 4802 @Override 4803 public void forceDexOpt(String packageName) { 4804 enforceSystemOrRoot("forceDexOpt"); 4805 4806 PackageParser.Package pkg; 4807 synchronized (mPackages) { 4808 pkg = mPackages.get(packageName); 4809 if (pkg == null) { 4810 throw new IllegalArgumentException("Missing package: " + packageName); 4811 } 4812 } 4813 4814 synchronized (mInstallLock) { 4815 final String[] instructionSets = new String[] { 4816 getPrimaryInstructionSet(pkg.applicationInfo) }; 4817 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4818 if (res != DEX_OPT_PERFORMED) { 4819 throw new IllegalStateException("Failed to dexopt: " + res); 4820 } 4821 } 4822 } 4823 4824 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4825 boolean forceDex, boolean defer, boolean inclDependencies) { 4826 HashSet<String> done; 4827 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4828 done = new HashSet<String>(); 4829 done.add(pkg.packageName); 4830 } else { 4831 done = null; 4832 } 4833 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4834 } 4835 4836 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4837 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4838 Slog.w(TAG, "Unable to update from " + oldPkg.name 4839 + " to " + newPkg.packageName 4840 + ": old package not in system partition"); 4841 return false; 4842 } else if (mPackages.get(oldPkg.name) != null) { 4843 Slog.w(TAG, "Unable to update from " + oldPkg.name 4844 + " to " + newPkg.packageName 4845 + ": old package still exists"); 4846 return false; 4847 } 4848 return true; 4849 } 4850 4851 File getDataPathForUser(int userId) { 4852 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4853 } 4854 4855 private File getDataPathForPackage(String packageName, int userId) { 4856 /* 4857 * Until we fully support multiple users, return the directory we 4858 * previously would have. The PackageManagerTests will need to be 4859 * revised when this is changed back.. 4860 */ 4861 if (userId == 0) { 4862 return new File(mAppDataDir, packageName); 4863 } else { 4864 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4865 + File.separator + packageName); 4866 } 4867 } 4868 4869 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4870 int[] users = sUserManager.getUserIds(); 4871 int res = mInstaller.install(packageName, uid, uid, seinfo); 4872 if (res < 0) { 4873 return res; 4874 } 4875 for (int user : users) { 4876 if (user != 0) { 4877 res = mInstaller.createUserData(packageName, 4878 UserHandle.getUid(user, uid), user, seinfo); 4879 if (res < 0) { 4880 return res; 4881 } 4882 } 4883 } 4884 return res; 4885 } 4886 4887 private int removeDataDirsLI(String packageName) { 4888 int[] users = sUserManager.getUserIds(); 4889 int res = 0; 4890 for (int user : users) { 4891 int resInner = mInstaller.remove(packageName, user); 4892 if (resInner < 0) { 4893 res = resInner; 4894 } 4895 } 4896 4897 return res; 4898 } 4899 4900 private int deleteCodeCacheDirsLI(String packageName) { 4901 int[] users = sUserManager.getUserIds(); 4902 int res = 0; 4903 for (int user : users) { 4904 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4905 if (resInner < 0) { 4906 res = resInner; 4907 } 4908 } 4909 return res; 4910 } 4911 4912 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4913 PackageParser.Package changingLib) { 4914 if (file.path != null) { 4915 usesLibraryFiles.add(file.path); 4916 return; 4917 } 4918 PackageParser.Package p = mPackages.get(file.apk); 4919 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4920 // If we are doing this while in the middle of updating a library apk, 4921 // then we need to make sure to use that new apk for determining the 4922 // dependencies here. (We haven't yet finished committing the new apk 4923 // to the package manager state.) 4924 if (p == null || p.packageName.equals(changingLib.packageName)) { 4925 p = changingLib; 4926 } 4927 } 4928 if (p != null) { 4929 usesLibraryFiles.addAll(p.getAllCodePaths()); 4930 } 4931 } 4932 4933 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4934 PackageParser.Package changingLib) throws PackageManagerException { 4935 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4936 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4937 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4938 for (int i=0; i<N; i++) { 4939 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4940 if (file == null) { 4941 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4942 "Package " + pkg.packageName + " requires unavailable shared library " 4943 + pkg.usesLibraries.get(i) + "; failing!"); 4944 } 4945 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4946 } 4947 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4948 for (int i=0; i<N; i++) { 4949 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4950 if (file == null) { 4951 Slog.w(TAG, "Package " + pkg.packageName 4952 + " desires unavailable shared library " 4953 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4954 } else { 4955 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4956 } 4957 } 4958 N = usesLibraryFiles.size(); 4959 if (N > 0) { 4960 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4961 } else { 4962 pkg.usesLibraryFiles = null; 4963 } 4964 } 4965 } 4966 4967 private static boolean hasString(List<String> list, List<String> which) { 4968 if (list == null) { 4969 return false; 4970 } 4971 for (int i=list.size()-1; i>=0; i--) { 4972 for (int j=which.size()-1; j>=0; j--) { 4973 if (which.get(j).equals(list.get(i))) { 4974 return true; 4975 } 4976 } 4977 } 4978 return false; 4979 } 4980 4981 private void updateAllSharedLibrariesLPw() { 4982 for (PackageParser.Package pkg : mPackages.values()) { 4983 try { 4984 updateSharedLibrariesLPw(pkg, null); 4985 } catch (PackageManagerException e) { 4986 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4987 } 4988 } 4989 } 4990 4991 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4992 PackageParser.Package changingPkg) { 4993 ArrayList<PackageParser.Package> res = null; 4994 for (PackageParser.Package pkg : mPackages.values()) { 4995 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4996 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4997 if (res == null) { 4998 res = new ArrayList<PackageParser.Package>(); 4999 } 5000 res.add(pkg); 5001 try { 5002 updateSharedLibrariesLPw(pkg, changingPkg); 5003 } catch (PackageManagerException e) { 5004 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5005 } 5006 } 5007 } 5008 return res; 5009 } 5010 5011 /** 5012 * Derive the value of the {@code cpuAbiOverride} based on the provided 5013 * value and an optional stored value from the package settings. 5014 */ 5015 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5016 String cpuAbiOverride = null; 5017 5018 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5019 cpuAbiOverride = null; 5020 } else if (abiOverride != null) { 5021 cpuAbiOverride = abiOverride; 5022 } else if (settings != null) { 5023 cpuAbiOverride = settings.cpuAbiOverrideString; 5024 } 5025 5026 return cpuAbiOverride; 5027 } 5028 5029 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5030 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5031 boolean success = false; 5032 try { 5033 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5034 currentTime, user); 5035 success = true; 5036 return res; 5037 } finally { 5038 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5039 removeDataDirsLI(pkg.packageName); 5040 } 5041 } 5042 } 5043 5044 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5045 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5046 final File scanFile = new File(pkg.codePath); 5047 if (pkg.applicationInfo.getCodePath() == null || 5048 pkg.applicationInfo.getResourcePath() == null) { 5049 // Bail out. The resource and code paths haven't been set. 5050 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5051 "Code and resource paths haven't been set correctly"); 5052 } 5053 5054 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5055 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5056 } 5057 5058 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5059 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 5060 } 5061 5062 if (mCustomResolverComponentName != null && 5063 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5064 setUpCustomResolverActivity(pkg); 5065 } 5066 5067 if (pkg.packageName.equals("android")) { 5068 synchronized (mPackages) { 5069 if (mAndroidApplication != null) { 5070 Slog.w(TAG, "*************************************************"); 5071 Slog.w(TAG, "Core android package being redefined. Skipping."); 5072 Slog.w(TAG, " file=" + scanFile); 5073 Slog.w(TAG, "*************************************************"); 5074 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5075 "Core android package being redefined. Skipping."); 5076 } 5077 5078 // Set up information for our fall-back user intent resolution activity. 5079 mPlatformPackage = pkg; 5080 pkg.mVersionCode = mSdkVersion; 5081 mAndroidApplication = pkg.applicationInfo; 5082 5083 if (!mResolverReplaced) { 5084 mResolveActivity.applicationInfo = mAndroidApplication; 5085 mResolveActivity.name = ResolverActivity.class.getName(); 5086 mResolveActivity.packageName = mAndroidApplication.packageName; 5087 mResolveActivity.processName = "system:ui"; 5088 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5089 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5090 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5091 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5092 mResolveActivity.exported = true; 5093 mResolveActivity.enabled = true; 5094 mResolveInfo.activityInfo = mResolveActivity; 5095 mResolveInfo.priority = 0; 5096 mResolveInfo.preferredOrder = 0; 5097 mResolveInfo.match = 0; 5098 mResolveComponentName = new ComponentName( 5099 mAndroidApplication.packageName, mResolveActivity.name); 5100 } 5101 } 5102 } 5103 5104 if (DEBUG_PACKAGE_SCANNING) { 5105 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5106 Log.d(TAG, "Scanning package " + pkg.packageName); 5107 } 5108 5109 if (mPackages.containsKey(pkg.packageName) 5110 || mSharedLibraries.containsKey(pkg.packageName)) { 5111 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5112 "Application package " + pkg.packageName 5113 + " already installed. Skipping duplicate."); 5114 } 5115 5116 // Initialize package source and resource directories 5117 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5118 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5119 5120 SharedUserSetting suid = null; 5121 PackageSetting pkgSetting = null; 5122 5123 if (!isSystemApp(pkg)) { 5124 // Only system apps can use these features. 5125 pkg.mOriginalPackages = null; 5126 pkg.mRealPackage = null; 5127 pkg.mAdoptPermissions = null; 5128 } 5129 5130 // writer 5131 synchronized (mPackages) { 5132 if (pkg.mSharedUserId != null) { 5133 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5134 if (suid == null) { 5135 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5136 "Creating application package " + pkg.packageName 5137 + " for shared user failed"); 5138 } 5139 if (DEBUG_PACKAGE_SCANNING) { 5140 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5141 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5142 + "): packages=" + suid.packages); 5143 } 5144 } 5145 5146 // Check if we are renaming from an original package name. 5147 PackageSetting origPackage = null; 5148 String realName = null; 5149 if (pkg.mOriginalPackages != null) { 5150 // This package may need to be renamed to a previously 5151 // installed name. Let's check on that... 5152 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5153 if (pkg.mOriginalPackages.contains(renamed)) { 5154 // This package had originally been installed as the 5155 // original name, and we have already taken care of 5156 // transitioning to the new one. Just update the new 5157 // one to continue using the old name. 5158 realName = pkg.mRealPackage; 5159 if (!pkg.packageName.equals(renamed)) { 5160 // Callers into this function may have already taken 5161 // care of renaming the package; only do it here if 5162 // it is not already done. 5163 pkg.setPackageName(renamed); 5164 } 5165 5166 } else { 5167 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5168 if ((origPackage = mSettings.peekPackageLPr( 5169 pkg.mOriginalPackages.get(i))) != null) { 5170 // We do have the package already installed under its 5171 // original name... should we use it? 5172 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5173 // New package is not compatible with original. 5174 origPackage = null; 5175 continue; 5176 } else if (origPackage.sharedUser != null) { 5177 // Make sure uid is compatible between packages. 5178 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5179 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5180 + " to " + pkg.packageName + ": old uid " 5181 + origPackage.sharedUser.name 5182 + " differs from " + pkg.mSharedUserId); 5183 origPackage = null; 5184 continue; 5185 } 5186 } else { 5187 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5188 + pkg.packageName + " to old name " + origPackage.name); 5189 } 5190 break; 5191 } 5192 } 5193 } 5194 } 5195 5196 if (mTransferedPackages.contains(pkg.packageName)) { 5197 Slog.w(TAG, "Package " + pkg.packageName 5198 + " was transferred to another, but its .apk remains"); 5199 } 5200 5201 // Just create the setting, don't add it yet. For already existing packages 5202 // the PkgSetting exists already and doesn't have to be created. 5203 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5204 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5205 pkg.applicationInfo.primaryCpuAbi, 5206 pkg.applicationInfo.secondaryCpuAbi, 5207 pkg.applicationInfo.flags, user, false); 5208 if (pkgSetting == null) { 5209 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5210 "Creating application package " + pkg.packageName + " failed"); 5211 } 5212 5213 if (pkgSetting.origPackage != null) { 5214 // If we are first transitioning from an original package, 5215 // fix up the new package's name now. We need to do this after 5216 // looking up the package under its new name, so getPackageLP 5217 // can take care of fiddling things correctly. 5218 pkg.setPackageName(origPackage.name); 5219 5220 // File a report about this. 5221 String msg = "New package " + pkgSetting.realName 5222 + " renamed to replace old package " + pkgSetting.name; 5223 reportSettingsProblem(Log.WARN, msg); 5224 5225 // Make a note of it. 5226 mTransferedPackages.add(origPackage.name); 5227 5228 // No longer need to retain this. 5229 pkgSetting.origPackage = null; 5230 } 5231 5232 if (realName != null) { 5233 // Make a note of it. 5234 mTransferedPackages.add(pkg.packageName); 5235 } 5236 5237 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5238 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5239 } 5240 5241 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5242 // Check all shared libraries and map to their actual file path. 5243 // We only do this here for apps not on a system dir, because those 5244 // are the only ones that can fail an install due to this. We 5245 // will take care of the system apps by updating all of their 5246 // library paths after the scan is done. 5247 updateSharedLibrariesLPw(pkg, null); 5248 } 5249 5250 if (mFoundPolicyFile) { 5251 SELinuxMMAC.assignSeinfoValue(pkg); 5252 } 5253 5254 pkg.applicationInfo.uid = pkgSetting.appId; 5255 pkg.mExtras = pkgSetting; 5256 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5257 try { 5258 verifySignaturesLP(pkgSetting, pkg); 5259 } catch (PackageManagerException e) { 5260 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5261 throw e; 5262 } 5263 // The signature has changed, but this package is in the system 5264 // image... let's recover! 5265 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5266 // However... if this package is part of a shared user, but it 5267 // doesn't match the signature of the shared user, let's fail. 5268 // What this means is that you can't change the signatures 5269 // associated with an overall shared user, which doesn't seem all 5270 // that unreasonable. 5271 if (pkgSetting.sharedUser != null) { 5272 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5273 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5274 throw new PackageManagerException( 5275 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5276 "Signature mismatch for shared user : " 5277 + pkgSetting.sharedUser); 5278 } 5279 } 5280 // File a report about this. 5281 String msg = "System package " + pkg.packageName 5282 + " signature changed; retaining data."; 5283 reportSettingsProblem(Log.WARN, msg); 5284 } 5285 } else { 5286 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5287 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5288 + pkg.packageName + " upgrade keys do not match the " 5289 + "previously installed version"); 5290 } else { 5291 // signatures may have changed as result of upgrade 5292 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5293 } 5294 } 5295 // Verify that this new package doesn't have any content providers 5296 // that conflict with existing packages. Only do this if the 5297 // package isn't already installed, since we don't want to break 5298 // things that are installed. 5299 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5300 final int N = pkg.providers.size(); 5301 int i; 5302 for (i=0; i<N; i++) { 5303 PackageParser.Provider p = pkg.providers.get(i); 5304 if (p.info.authority != null) { 5305 String names[] = p.info.authority.split(";"); 5306 for (int j = 0; j < names.length; j++) { 5307 if (mProvidersByAuthority.containsKey(names[j])) { 5308 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5309 final String otherPackageName = 5310 ((other != null && other.getComponentName() != null) ? 5311 other.getComponentName().getPackageName() : "?"); 5312 throw new PackageManagerException( 5313 INSTALL_FAILED_CONFLICTING_PROVIDER, 5314 "Can't install because provider name " + names[j] 5315 + " (in package " + pkg.applicationInfo.packageName 5316 + ") is already used by " + otherPackageName); 5317 } 5318 } 5319 } 5320 } 5321 } 5322 5323 if (pkg.mAdoptPermissions != null) { 5324 // This package wants to adopt ownership of permissions from 5325 // another package. 5326 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5327 final String origName = pkg.mAdoptPermissions.get(i); 5328 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5329 if (orig != null) { 5330 if (verifyPackageUpdateLPr(orig, pkg)) { 5331 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5332 + pkg.packageName); 5333 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5334 } 5335 } 5336 } 5337 } 5338 } 5339 5340 final String pkgName = pkg.packageName; 5341 5342 final long scanFileTime = scanFile.lastModified(); 5343 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5344 pkg.applicationInfo.processName = fixProcessName( 5345 pkg.applicationInfo.packageName, 5346 pkg.applicationInfo.processName, 5347 pkg.applicationInfo.uid); 5348 5349 File dataPath; 5350 if (mPlatformPackage == pkg) { 5351 // The system package is special. 5352 dataPath = new File(Environment.getDataDirectory(), "system"); 5353 5354 pkg.applicationInfo.dataDir = dataPath.getPath(); 5355 5356 } else { 5357 // This is a normal package, need to make its data directory. 5358 dataPath = getDataPathForPackage(pkg.packageName, 0); 5359 5360 boolean uidError = false; 5361 if (dataPath.exists()) { 5362 int currentUid = 0; 5363 try { 5364 StructStat stat = Os.stat(dataPath.getPath()); 5365 currentUid = stat.st_uid; 5366 } catch (ErrnoException e) { 5367 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5368 } 5369 5370 // If we have mismatched owners for the data path, we have a problem. 5371 if (currentUid != pkg.applicationInfo.uid) { 5372 boolean recovered = false; 5373 if (currentUid == 0) { 5374 // The directory somehow became owned by root. Wow. 5375 // This is probably because the system was stopped while 5376 // installd was in the middle of messing with its libs 5377 // directory. Ask installd to fix that. 5378 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5379 pkg.applicationInfo.uid); 5380 if (ret >= 0) { 5381 recovered = true; 5382 String msg = "Package " + pkg.packageName 5383 + " unexpectedly changed to uid 0; recovered to " + 5384 + pkg.applicationInfo.uid; 5385 reportSettingsProblem(Log.WARN, msg); 5386 } 5387 } 5388 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5389 || (scanFlags&SCAN_BOOTING) != 0)) { 5390 // If this is a system app, we can at least delete its 5391 // current data so the application will still work. 5392 int ret = removeDataDirsLI(pkgName); 5393 if (ret >= 0) { 5394 // TODO: Kill the processes first 5395 // Old data gone! 5396 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5397 ? "System package " : "Third party package "; 5398 String msg = prefix + pkg.packageName 5399 + " has changed from uid: " 5400 + currentUid + " to " 5401 + pkg.applicationInfo.uid + "; old data erased"; 5402 reportSettingsProblem(Log.WARN, msg); 5403 recovered = true; 5404 5405 // And now re-install the app. 5406 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5407 pkg.applicationInfo.seinfo); 5408 if (ret == -1) { 5409 // Ack should not happen! 5410 msg = prefix + pkg.packageName 5411 + " could not have data directory re-created after delete."; 5412 reportSettingsProblem(Log.WARN, msg); 5413 throw new PackageManagerException( 5414 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5415 } 5416 } 5417 if (!recovered) { 5418 mHasSystemUidErrors = true; 5419 } 5420 } else if (!recovered) { 5421 // If we allow this install to proceed, we will be broken. 5422 // Abort, abort! 5423 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5424 "scanPackageLI"); 5425 } 5426 if (!recovered) { 5427 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5428 + pkg.applicationInfo.uid + "/fs_" 5429 + currentUid; 5430 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5431 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5432 String msg = "Package " + pkg.packageName 5433 + " has mismatched uid: " 5434 + currentUid + " on disk, " 5435 + pkg.applicationInfo.uid + " in settings"; 5436 // writer 5437 synchronized (mPackages) { 5438 mSettings.mReadMessages.append(msg); 5439 mSettings.mReadMessages.append('\n'); 5440 uidError = true; 5441 if (!pkgSetting.uidError) { 5442 reportSettingsProblem(Log.ERROR, msg); 5443 } 5444 } 5445 } 5446 } 5447 pkg.applicationInfo.dataDir = dataPath.getPath(); 5448 if (mShouldRestoreconData) { 5449 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5450 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5451 pkg.applicationInfo.uid); 5452 } 5453 } else { 5454 if (DEBUG_PACKAGE_SCANNING) { 5455 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5456 Log.v(TAG, "Want this data dir: " + dataPath); 5457 } 5458 //invoke installer to do the actual installation 5459 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5460 pkg.applicationInfo.seinfo); 5461 if (ret < 0) { 5462 // Error from installer 5463 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5464 "Unable to create data dirs [errorCode=" + ret + "]"); 5465 } 5466 5467 if (dataPath.exists()) { 5468 pkg.applicationInfo.dataDir = dataPath.getPath(); 5469 } else { 5470 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5471 pkg.applicationInfo.dataDir = null; 5472 } 5473 } 5474 5475 pkgSetting.uidError = uidError; 5476 } 5477 5478 final String path = scanFile.getPath(); 5479 final String codePath = pkg.applicationInfo.getCodePath(); 5480 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5481 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5482 setBundledAppAbisAndRoots(pkg, pkgSetting); 5483 5484 // If we haven't found any native libraries for the app, check if it has 5485 // renderscript code. We'll need to force the app to 32 bit if it has 5486 // renderscript bitcode. 5487 if (pkg.applicationInfo.primaryCpuAbi == null 5488 && pkg.applicationInfo.secondaryCpuAbi == null 5489 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5490 NativeLibraryHelper.Handle handle = null; 5491 try { 5492 handle = NativeLibraryHelper.Handle.create(scanFile); 5493 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5494 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5495 } 5496 } catch (IOException ioe) { 5497 Slog.w(TAG, "Error scanning system app : " + ioe); 5498 } finally { 5499 IoUtils.closeQuietly(handle); 5500 } 5501 } 5502 5503 setNativeLibraryPaths(pkg); 5504 } else { 5505 // TODO: We can probably be smarter about this stuff. For installed apps, 5506 // we can calculate this information at install time once and for all. For 5507 // system apps, we can probably assume that this information doesn't change 5508 // after the first boot scan. As things stand, we do lots of unnecessary work. 5509 5510 // Give ourselves some initial paths; we'll come back for another 5511 // pass once we've determined ABI below. 5512 setNativeLibraryPaths(pkg); 5513 5514 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5515 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5516 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5517 5518 NativeLibraryHelper.Handle handle = null; 5519 try { 5520 handle = NativeLibraryHelper.Handle.create(scanFile); 5521 // TODO(multiArch): This can be null for apps that didn't go through the 5522 // usual installation process. We can calculate it again, like we 5523 // do during install time. 5524 // 5525 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5526 // unnecessary. 5527 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5528 5529 // Null out the abis so that they can be recalculated. 5530 pkg.applicationInfo.primaryCpuAbi = null; 5531 pkg.applicationInfo.secondaryCpuAbi = null; 5532 if (isMultiArch(pkg.applicationInfo)) { 5533 // Warn if we've set an abiOverride for multi-lib packages.. 5534 // By definition, we need to copy both 32 and 64 bit libraries for 5535 // such packages. 5536 if (pkg.cpuAbiOverride != null 5537 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5538 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5539 } 5540 5541 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5542 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5543 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5544 if (isAsec) { 5545 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5546 } else { 5547 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5548 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5549 useIsaSpecificSubdirs); 5550 } 5551 } 5552 5553 maybeThrowExceptionForMultiArchCopy( 5554 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5555 5556 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5557 if (isAsec) { 5558 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5559 } else { 5560 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5561 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5562 useIsaSpecificSubdirs); 5563 } 5564 } 5565 5566 maybeThrowExceptionForMultiArchCopy( 5567 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5568 5569 if (abi64 >= 0) { 5570 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5571 } 5572 5573 if (abi32 >= 0) { 5574 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5575 if (abi64 >= 0) { 5576 pkg.applicationInfo.secondaryCpuAbi = abi; 5577 } else { 5578 pkg.applicationInfo.primaryCpuAbi = abi; 5579 } 5580 } 5581 } else { 5582 String[] abiList = (cpuAbiOverride != null) ? 5583 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5584 5585 // Enable gross and lame hacks for apps that are built with old 5586 // SDK tools. We must scan their APKs for renderscript bitcode and 5587 // not launch them if it's present. Don't bother checking on devices 5588 // that don't have 64 bit support. 5589 boolean needsRenderScriptOverride = false; 5590 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5591 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5592 abiList = Build.SUPPORTED_32_BIT_ABIS; 5593 needsRenderScriptOverride = true; 5594 } 5595 5596 final int copyRet; 5597 if (isAsec) { 5598 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5599 } else { 5600 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5601 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5602 } 5603 5604 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5605 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5606 "Error unpackaging native libs for app, errorCode=" + copyRet); 5607 } 5608 5609 if (copyRet >= 0) { 5610 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5611 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5612 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5613 } else if (needsRenderScriptOverride) { 5614 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5615 } 5616 } 5617 } catch (IOException ioe) { 5618 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5619 } finally { 5620 IoUtils.closeQuietly(handle); 5621 } 5622 5623 // Now that we've calculated the ABIs and determined if it's an internal app, 5624 // we will go ahead and populate the nativeLibraryPath. 5625 setNativeLibraryPaths(pkg); 5626 5627 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5628 final int[] userIds = sUserManager.getUserIds(); 5629 synchronized (mInstallLock) { 5630 // Create a native library symlink only if we have native libraries 5631 // and if the native libraries are 32 bit libraries. We do not provide 5632 // this symlink for 64 bit libraries. 5633 if (pkg.applicationInfo.primaryCpuAbi != null && 5634 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5635 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5636 for (int userId : userIds) { 5637 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5638 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5639 "Failed linking native library dir (user=" + userId + ")"); 5640 } 5641 } 5642 } 5643 } 5644 } 5645 5646 // This is a special case for the "system" package, where the ABI is 5647 // dictated by the zygote configuration (and init.rc). We should keep track 5648 // of this ABI so that we can deal with "normal" applications that run under 5649 // the same UID correctly. 5650 if (mPlatformPackage == pkg) { 5651 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5652 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5653 } 5654 5655 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5656 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5657 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5658 // Copy the derived override back to the parsed package, so that we can 5659 // update the package settings accordingly. 5660 pkg.cpuAbiOverride = cpuAbiOverride; 5661 5662 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5663 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5664 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5665 5666 // Push the derived path down into PackageSettings so we know what to 5667 // clean up at uninstall time. 5668 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5669 5670 if (DEBUG_ABI_SELECTION) { 5671 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5672 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5673 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5674 } 5675 5676 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5677 // We don't do this here during boot because we can do it all 5678 // at once after scanning all existing packages. 5679 // 5680 // We also do this *before* we perform dexopt on this package, so that 5681 // we can avoid redundant dexopts, and also to make sure we've got the 5682 // code and package path correct. 5683 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5684 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5685 } 5686 5687 if ((scanFlags & SCAN_NO_DEX) == 0) { 5688 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, 5689 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5690 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5691 } 5692 } 5693 5694 if (mFactoryTest && pkg.requestedPermissions.contains( 5695 android.Manifest.permission.FACTORY_TEST)) { 5696 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5697 } 5698 5699 ArrayList<PackageParser.Package> clientLibPkgs = null; 5700 5701 // writer 5702 synchronized (mPackages) { 5703 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5704 // Only system apps can add new shared libraries. 5705 if (pkg.libraryNames != null) { 5706 for (int i=0; i<pkg.libraryNames.size(); i++) { 5707 String name = pkg.libraryNames.get(i); 5708 boolean allowed = false; 5709 if (isUpdatedSystemApp(pkg)) { 5710 // New library entries can only be added through the 5711 // system image. This is important to get rid of a lot 5712 // of nasty edge cases: for example if we allowed a non- 5713 // system update of the app to add a library, then uninstalling 5714 // the update would make the library go away, and assumptions 5715 // we made such as through app install filtering would now 5716 // have allowed apps on the device which aren't compatible 5717 // with it. Better to just have the restriction here, be 5718 // conservative, and create many fewer cases that can negatively 5719 // impact the user experience. 5720 final PackageSetting sysPs = mSettings 5721 .getDisabledSystemPkgLPr(pkg.packageName); 5722 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5723 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5724 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5725 allowed = true; 5726 allowed = true; 5727 break; 5728 } 5729 } 5730 } 5731 } else { 5732 allowed = true; 5733 } 5734 if (allowed) { 5735 if (!mSharedLibraries.containsKey(name)) { 5736 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5737 } else if (!name.equals(pkg.packageName)) { 5738 Slog.w(TAG, "Package " + pkg.packageName + " library " 5739 + name + " already exists; skipping"); 5740 } 5741 } else { 5742 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5743 + name + " that is not declared on system image; skipping"); 5744 } 5745 } 5746 if ((scanFlags&SCAN_BOOTING) == 0) { 5747 // If we are not booting, we need to update any applications 5748 // that are clients of our shared library. If we are booting, 5749 // this will all be done once the scan is complete. 5750 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5751 } 5752 } 5753 } 5754 } 5755 5756 // We also need to dexopt any apps that are dependent on this library. Note that 5757 // if these fail, we should abort the install since installing the library will 5758 // result in some apps being broken. 5759 if (clientLibPkgs != null) { 5760 if ((scanFlags & SCAN_NO_DEX) == 0) { 5761 for (int i = 0; i < clientLibPkgs.size(); i++) { 5762 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5763 if (performDexOptLI(clientPkg, null /* instruction sets */, forceDex, 5764 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5765 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5766 "scanPackageLI failed to dexopt clientLibPkgs"); 5767 } 5768 } 5769 } 5770 } 5771 5772 // Request the ActivityManager to kill the process(only for existing packages) 5773 // so that we do not end up in a confused state while the user is still using the older 5774 // version of the application while the new one gets installed. 5775 if ((scanFlags & SCAN_REPLACING) != 0) { 5776 killApplication(pkg.applicationInfo.packageName, 5777 pkg.applicationInfo.uid, "update pkg"); 5778 } 5779 5780 // Also need to kill any apps that are dependent on the library. 5781 if (clientLibPkgs != null) { 5782 for (int i=0; i<clientLibPkgs.size(); i++) { 5783 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5784 killApplication(clientPkg.applicationInfo.packageName, 5785 clientPkg.applicationInfo.uid, "update lib"); 5786 } 5787 } 5788 5789 // writer 5790 synchronized (mPackages) { 5791 // We don't expect installation to fail beyond this point 5792 5793 // Add the new setting to mSettings 5794 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5795 // Add the new setting to mPackages 5796 mPackages.put(pkg.applicationInfo.packageName, pkg); 5797 // Make sure we don't accidentally delete its data. 5798 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5799 while (iter.hasNext()) { 5800 PackageCleanItem item = iter.next(); 5801 if (pkgName.equals(item.packageName)) { 5802 iter.remove(); 5803 } 5804 } 5805 5806 // Take care of first install / last update times. 5807 if (currentTime != 0) { 5808 if (pkgSetting.firstInstallTime == 0) { 5809 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5810 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5811 pkgSetting.lastUpdateTime = currentTime; 5812 } 5813 } else if (pkgSetting.firstInstallTime == 0) { 5814 // We need *something*. Take time time stamp of the file. 5815 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5816 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5817 if (scanFileTime != pkgSetting.timeStamp) { 5818 // A package on the system image has changed; consider this 5819 // to be an update. 5820 pkgSetting.lastUpdateTime = scanFileTime; 5821 } 5822 } 5823 5824 // Add the package's KeySets to the global KeySetManagerService 5825 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5826 try { 5827 // Old KeySetData no longer valid. 5828 ksms.removeAppKeySetDataLPw(pkg.packageName); 5829 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5830 if (pkg.mKeySetMapping != null) { 5831 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5832 pkg.mKeySetMapping.entrySet()) { 5833 if (entry.getValue() != null) { 5834 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5835 entry.getValue(), entry.getKey()); 5836 } 5837 } 5838 if (pkg.mUpgradeKeySets != null) { 5839 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5840 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5841 } 5842 } 5843 } 5844 } catch (NullPointerException e) { 5845 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5846 } catch (IllegalArgumentException e) { 5847 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5848 } 5849 5850 int N = pkg.providers.size(); 5851 StringBuilder r = null; 5852 int i; 5853 for (i=0; i<N; i++) { 5854 PackageParser.Provider p = pkg.providers.get(i); 5855 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5856 p.info.processName, pkg.applicationInfo.uid); 5857 mProviders.addProvider(p); 5858 p.syncable = p.info.isSyncable; 5859 if (p.info.authority != null) { 5860 String names[] = p.info.authority.split(";"); 5861 p.info.authority = null; 5862 for (int j = 0; j < names.length; j++) { 5863 if (j == 1 && p.syncable) { 5864 // We only want the first authority for a provider to possibly be 5865 // syncable, so if we already added this provider using a different 5866 // authority clear the syncable flag. We copy the provider before 5867 // changing it because the mProviders object contains a reference 5868 // to a provider that we don't want to change. 5869 // Only do this for the second authority since the resulting provider 5870 // object can be the same for all future authorities for this provider. 5871 p = new PackageParser.Provider(p); 5872 p.syncable = false; 5873 } 5874 if (!mProvidersByAuthority.containsKey(names[j])) { 5875 mProvidersByAuthority.put(names[j], p); 5876 if (p.info.authority == null) { 5877 p.info.authority = names[j]; 5878 } else { 5879 p.info.authority = p.info.authority + ";" + names[j]; 5880 } 5881 if (DEBUG_PACKAGE_SCANNING) { 5882 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5883 Log.d(TAG, "Registered content provider: " + names[j] 5884 + ", className = " + p.info.name + ", isSyncable = " 5885 + p.info.isSyncable); 5886 } 5887 } else { 5888 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5889 Slog.w(TAG, "Skipping provider name " + names[j] + 5890 " (in package " + pkg.applicationInfo.packageName + 5891 "): name already used by " 5892 + ((other != null && other.getComponentName() != null) 5893 ? other.getComponentName().getPackageName() : "?")); 5894 } 5895 } 5896 } 5897 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5898 if (r == null) { 5899 r = new StringBuilder(256); 5900 } else { 5901 r.append(' '); 5902 } 5903 r.append(p.info.name); 5904 } 5905 } 5906 if (r != null) { 5907 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5908 } 5909 5910 N = pkg.services.size(); 5911 r = null; 5912 for (i=0; i<N; i++) { 5913 PackageParser.Service s = pkg.services.get(i); 5914 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5915 s.info.processName, pkg.applicationInfo.uid); 5916 mServices.addService(s); 5917 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5918 if (r == null) { 5919 r = new StringBuilder(256); 5920 } else { 5921 r.append(' '); 5922 } 5923 r.append(s.info.name); 5924 } 5925 } 5926 if (r != null) { 5927 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5928 } 5929 5930 N = pkg.receivers.size(); 5931 r = null; 5932 for (i=0; i<N; i++) { 5933 PackageParser.Activity a = pkg.receivers.get(i); 5934 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5935 a.info.processName, pkg.applicationInfo.uid); 5936 mReceivers.addActivity(a, "receiver"); 5937 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5938 if (r == null) { 5939 r = new StringBuilder(256); 5940 } else { 5941 r.append(' '); 5942 } 5943 r.append(a.info.name); 5944 } 5945 } 5946 if (r != null) { 5947 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5948 } 5949 5950 N = pkg.activities.size(); 5951 r = null; 5952 for (i=0; i<N; i++) { 5953 PackageParser.Activity a = pkg.activities.get(i); 5954 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5955 a.info.processName, pkg.applicationInfo.uid); 5956 mActivities.addActivity(a, "activity"); 5957 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5958 if (r == null) { 5959 r = new StringBuilder(256); 5960 } else { 5961 r.append(' '); 5962 } 5963 r.append(a.info.name); 5964 } 5965 } 5966 if (r != null) { 5967 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5968 } 5969 5970 N = pkg.permissionGroups.size(); 5971 r = null; 5972 for (i=0; i<N; i++) { 5973 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5974 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5975 if (cur == null) { 5976 mPermissionGroups.put(pg.info.name, pg); 5977 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5978 if (r == null) { 5979 r = new StringBuilder(256); 5980 } else { 5981 r.append(' '); 5982 } 5983 r.append(pg.info.name); 5984 } 5985 } else { 5986 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5987 + pg.info.packageName + " ignored: original from " 5988 + cur.info.packageName); 5989 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5990 if (r == null) { 5991 r = new StringBuilder(256); 5992 } else { 5993 r.append(' '); 5994 } 5995 r.append("DUP:"); 5996 r.append(pg.info.name); 5997 } 5998 } 5999 } 6000 if (r != null) { 6001 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6002 } 6003 6004 N = pkg.permissions.size(); 6005 r = null; 6006 for (i=0; i<N; i++) { 6007 PackageParser.Permission p = pkg.permissions.get(i); 6008 HashMap<String, BasePermission> permissionMap = 6009 p.tree ? mSettings.mPermissionTrees 6010 : mSettings.mPermissions; 6011 p.group = mPermissionGroups.get(p.info.group); 6012 if (p.info.group == null || p.group != null) { 6013 BasePermission bp = permissionMap.get(p.info.name); 6014 if (bp == null) { 6015 bp = new BasePermission(p.info.name, p.info.packageName, 6016 BasePermission.TYPE_NORMAL); 6017 permissionMap.put(p.info.name, bp); 6018 } 6019 if (bp.perm == null) { 6020 if (bp.sourcePackage != null 6021 && !bp.sourcePackage.equals(p.info.packageName)) { 6022 // If this is a permission that was formerly defined by a non-system 6023 // app, but is now defined by a system app (following an upgrade), 6024 // discard the previous declaration and consider the system's to be 6025 // canonical. 6026 if (isSystemApp(p.owner)) { 6027 String msg = "New decl " + p.owner + " of permission " 6028 + p.info.name + " is system"; 6029 reportSettingsProblem(Log.WARN, msg); 6030 bp.sourcePackage = null; 6031 } 6032 } 6033 if (bp.sourcePackage == null 6034 || bp.sourcePackage.equals(p.info.packageName)) { 6035 BasePermission tree = findPermissionTreeLP(p.info.name); 6036 if (tree == null 6037 || tree.sourcePackage.equals(p.info.packageName)) { 6038 bp.packageSetting = pkgSetting; 6039 bp.perm = p; 6040 bp.uid = pkg.applicationInfo.uid; 6041 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6042 if (r == null) { 6043 r = new StringBuilder(256); 6044 } else { 6045 r.append(' '); 6046 } 6047 r.append(p.info.name); 6048 } 6049 } else { 6050 Slog.w(TAG, "Permission " + p.info.name + " from package " 6051 + p.info.packageName + " ignored: base tree " 6052 + tree.name + " is from package " 6053 + tree.sourcePackage); 6054 } 6055 } else { 6056 Slog.w(TAG, "Permission " + p.info.name + " from package " 6057 + p.info.packageName + " ignored: original from " 6058 + bp.sourcePackage); 6059 } 6060 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6061 if (r == null) { 6062 r = new StringBuilder(256); 6063 } else { 6064 r.append(' '); 6065 } 6066 r.append("DUP:"); 6067 r.append(p.info.name); 6068 } 6069 if (bp.perm == p) { 6070 bp.protectionLevel = p.info.protectionLevel; 6071 } 6072 } else { 6073 Slog.w(TAG, "Permission " + p.info.name + " from package " 6074 + p.info.packageName + " ignored: no group " 6075 + p.group); 6076 } 6077 } 6078 if (r != null) { 6079 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6080 } 6081 6082 N = pkg.instrumentation.size(); 6083 r = null; 6084 for (i=0; i<N; i++) { 6085 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6086 a.info.packageName = pkg.applicationInfo.packageName; 6087 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6088 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6089 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6090 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6091 a.info.dataDir = pkg.applicationInfo.dataDir; 6092 6093 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6094 // need other information about the application, like the ABI and what not ? 6095 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6096 mInstrumentation.put(a.getComponentName(), a); 6097 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6098 if (r == null) { 6099 r = new StringBuilder(256); 6100 } else { 6101 r.append(' '); 6102 } 6103 r.append(a.info.name); 6104 } 6105 } 6106 if (r != null) { 6107 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6108 } 6109 6110 if (pkg.protectedBroadcasts != null) { 6111 N = pkg.protectedBroadcasts.size(); 6112 for (i=0; i<N; i++) { 6113 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6114 } 6115 } 6116 6117 pkgSetting.setTimeStamp(scanFileTime); 6118 6119 // Create idmap files for pairs of (packages, overlay packages). 6120 // Note: "android", ie framework-res.apk, is handled by native layers. 6121 if (pkg.mOverlayTarget != null) { 6122 // This is an overlay package. 6123 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6124 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6125 mOverlays.put(pkg.mOverlayTarget, 6126 new HashMap<String, PackageParser.Package>()); 6127 } 6128 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6129 map.put(pkg.packageName, pkg); 6130 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6131 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6132 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6133 "scanPackageLI failed to createIdmap"); 6134 } 6135 } 6136 } else if (mOverlays.containsKey(pkg.packageName) && 6137 !pkg.packageName.equals("android")) { 6138 // This is a regular package, with one or more known overlay packages. 6139 createIdmapsForPackageLI(pkg); 6140 } 6141 } 6142 6143 return pkg; 6144 } 6145 6146 /** 6147 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6148 * i.e, so that all packages can be run inside a single process if required. 6149 * 6150 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6151 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6152 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6153 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6154 * updating a package that belongs to a shared user. 6155 * 6156 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6157 * adds unnecessary complexity. 6158 */ 6159 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6160 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6161 String requiredInstructionSet = null; 6162 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6163 requiredInstructionSet = VMRuntime.getInstructionSet( 6164 scannedPackage.applicationInfo.primaryCpuAbi); 6165 } 6166 6167 PackageSetting requirer = null; 6168 for (PackageSetting ps : packagesForUser) { 6169 // If packagesForUser contains scannedPackage, we skip it. This will happen 6170 // when scannedPackage is an update of an existing package. Without this check, 6171 // we will never be able to change the ABI of any package belonging to a shared 6172 // user, even if it's compatible with other packages. 6173 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6174 if (ps.primaryCpuAbiString == null) { 6175 continue; 6176 } 6177 6178 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6179 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6180 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6181 // this but there's not much we can do. 6182 String errorMessage = "Instruction set mismatch, " 6183 + ((requirer == null) ? "[caller]" : requirer) 6184 + " requires " + requiredInstructionSet + " whereas " + ps 6185 + " requires " + instructionSet; 6186 Slog.w(TAG, errorMessage); 6187 } 6188 6189 if (requiredInstructionSet == null) { 6190 requiredInstructionSet = instructionSet; 6191 requirer = ps; 6192 } 6193 } 6194 } 6195 6196 if (requiredInstructionSet != null) { 6197 String adjustedAbi; 6198 if (requirer != null) { 6199 // requirer != null implies that either scannedPackage was null or that scannedPackage 6200 // did not require an ABI, in which case we have to adjust scannedPackage to match 6201 // the ABI of the set (which is the same as requirer's ABI) 6202 adjustedAbi = requirer.primaryCpuAbiString; 6203 if (scannedPackage != null) { 6204 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6205 } 6206 } else { 6207 // requirer == null implies that we're updating all ABIs in the set to 6208 // match scannedPackage. 6209 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6210 } 6211 6212 for (PackageSetting ps : packagesForUser) { 6213 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6214 if (ps.primaryCpuAbiString != null) { 6215 continue; 6216 } 6217 6218 ps.primaryCpuAbiString = adjustedAbi; 6219 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6220 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6221 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6222 6223 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6224 deferDexOpt, true) == DEX_OPT_FAILED) { 6225 ps.primaryCpuAbiString = null; 6226 ps.pkg.applicationInfo.primaryCpuAbi = null; 6227 return; 6228 } else { 6229 mInstaller.rmdex(ps.codePathString, 6230 getDexCodeInstructionSet(getPreferredInstructionSet())); 6231 } 6232 } 6233 } 6234 } 6235 } 6236 } 6237 6238 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6239 synchronized (mPackages) { 6240 mResolverReplaced = true; 6241 // Set up information for custom user intent resolution activity. 6242 mResolveActivity.applicationInfo = pkg.applicationInfo; 6243 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6244 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6245 mResolveActivity.processName = null; 6246 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6247 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6248 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6249 mResolveActivity.theme = 0; 6250 mResolveActivity.exported = true; 6251 mResolveActivity.enabled = true; 6252 mResolveInfo.activityInfo = mResolveActivity; 6253 mResolveInfo.priority = 0; 6254 mResolveInfo.preferredOrder = 0; 6255 mResolveInfo.match = 0; 6256 mResolveComponentName = mCustomResolverComponentName; 6257 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6258 mResolveComponentName); 6259 } 6260 } 6261 6262 private static String calculateBundledApkRoot(final String codePathString) { 6263 final File codePath = new File(codePathString); 6264 final File codeRoot; 6265 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6266 codeRoot = Environment.getRootDirectory(); 6267 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6268 codeRoot = Environment.getOemDirectory(); 6269 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6270 codeRoot = Environment.getVendorDirectory(); 6271 } else { 6272 // Unrecognized code path; take its top real segment as the apk root: 6273 // e.g. /something/app/blah.apk => /something 6274 try { 6275 File f = codePath.getCanonicalFile(); 6276 File parent = f.getParentFile(); // non-null because codePath is a file 6277 File tmp; 6278 while ((tmp = parent.getParentFile()) != null) { 6279 f = parent; 6280 parent = tmp; 6281 } 6282 codeRoot = f; 6283 Slog.w(TAG, "Unrecognized code path " 6284 + codePath + " - using " + codeRoot); 6285 } catch (IOException e) { 6286 // Can't canonicalize the code path -- shenanigans? 6287 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6288 return Environment.getRootDirectory().getPath(); 6289 } 6290 } 6291 return codeRoot.getPath(); 6292 } 6293 6294 /** 6295 * Derive and set the location of native libraries for the given package, 6296 * which varies depending on where and how the package was installed. 6297 */ 6298 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6299 final ApplicationInfo info = pkg.applicationInfo; 6300 final String codePath = pkg.codePath; 6301 final File codeFile = new File(codePath); 6302 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6303 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6304 6305 info.nativeLibraryRootDir = null; 6306 info.nativeLibraryRootRequiresIsa = false; 6307 info.nativeLibraryDir = null; 6308 info.secondaryNativeLibraryDir = null; 6309 6310 if (isApkFile(codeFile)) { 6311 // Monolithic install 6312 if (bundledApp) { 6313 // If "/system/lib64/apkname" exists, assume that is the per-package 6314 // native library directory to use; otherwise use "/system/lib/apkname". 6315 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6316 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6317 getPrimaryInstructionSet(info)); 6318 6319 // This is a bundled system app so choose the path based on the ABI. 6320 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6321 // is just the default path. 6322 final String apkName = deriveCodePathName(codePath); 6323 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6324 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6325 apkName).getAbsolutePath(); 6326 6327 if (info.secondaryCpuAbi != null) { 6328 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6329 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6330 secondaryLibDir, apkName).getAbsolutePath(); 6331 } 6332 } else if (asecApp) { 6333 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6334 .getAbsolutePath(); 6335 } else { 6336 final String apkName = deriveCodePathName(codePath); 6337 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6338 .getAbsolutePath(); 6339 } 6340 6341 info.nativeLibraryRootRequiresIsa = false; 6342 info.nativeLibraryDir = info.nativeLibraryRootDir; 6343 } else { 6344 // Cluster install 6345 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6346 info.nativeLibraryRootRequiresIsa = true; 6347 6348 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6349 getPrimaryInstructionSet(info)).getAbsolutePath(); 6350 6351 if (info.secondaryCpuAbi != null) { 6352 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6353 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6354 } 6355 } 6356 } 6357 6358 /** 6359 * Calculate the abis and roots for a bundled app. These can uniquely 6360 * be determined from the contents of the system partition, i.e whether 6361 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6362 * of this information, and instead assume that the system was built 6363 * sensibly. 6364 */ 6365 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6366 PackageSetting pkgSetting) { 6367 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6368 6369 // If "/system/lib64/apkname" exists, assume that is the per-package 6370 // native library directory to use; otherwise use "/system/lib/apkname". 6371 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6372 setBundledAppAbi(pkg, apkRoot, apkName); 6373 // pkgSetting might be null during rescan following uninstall of updates 6374 // to a bundled app, so accommodate that possibility. The settings in 6375 // that case will be established later from the parsed package. 6376 // 6377 // If the settings aren't null, sync them up with what we've just derived. 6378 // note that apkRoot isn't stored in the package settings. 6379 if (pkgSetting != null) { 6380 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6381 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6382 } 6383 } 6384 6385 /** 6386 * Deduces the ABI of a bundled app and sets the relevant fields on the 6387 * parsed pkg object. 6388 * 6389 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6390 * under which system libraries are installed. 6391 * @param apkName the name of the installed package. 6392 */ 6393 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6394 final File codeFile = new File(pkg.codePath); 6395 6396 final boolean has64BitLibs; 6397 final boolean has32BitLibs; 6398 if (isApkFile(codeFile)) { 6399 // Monolithic install 6400 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6401 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6402 } else { 6403 // Cluster install 6404 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6405 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6406 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6407 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6408 has64BitLibs = (new File(rootDir, isa)).exists(); 6409 } else { 6410 has64BitLibs = false; 6411 } 6412 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6413 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6414 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6415 has32BitLibs = (new File(rootDir, isa)).exists(); 6416 } else { 6417 has32BitLibs = false; 6418 } 6419 } 6420 6421 if (has64BitLibs && !has32BitLibs) { 6422 // The package has 64 bit libs, but not 32 bit libs. Its primary 6423 // ABI should be 64 bit. We can safely assume here that the bundled 6424 // native libraries correspond to the most preferred ABI in the list. 6425 6426 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6427 pkg.applicationInfo.secondaryCpuAbi = null; 6428 } else if (has32BitLibs && !has64BitLibs) { 6429 // The package has 32 bit libs but not 64 bit libs. Its primary 6430 // ABI should be 32 bit. 6431 6432 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6433 pkg.applicationInfo.secondaryCpuAbi = null; 6434 } else if (has32BitLibs && has64BitLibs) { 6435 // The application has both 64 and 32 bit bundled libraries. We check 6436 // here that the app declares multiArch support, and warn if it doesn't. 6437 // 6438 // We will be lenient here and record both ABIs. The primary will be the 6439 // ABI that's higher on the list, i.e, a device that's configured to prefer 6440 // 64 bit apps will see a 64 bit primary ABI, 6441 6442 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6443 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6444 } 6445 6446 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6447 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6448 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6449 } else { 6450 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6451 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6452 } 6453 } else { 6454 pkg.applicationInfo.primaryCpuAbi = null; 6455 pkg.applicationInfo.secondaryCpuAbi = null; 6456 } 6457 } 6458 6459 private void killApplication(String pkgName, int appId, String reason) { 6460 // Request the ActivityManager to kill the process(only for existing packages) 6461 // so that we do not end up in a confused state while the user is still using the older 6462 // version of the application while the new one gets installed. 6463 IActivityManager am = ActivityManagerNative.getDefault(); 6464 if (am != null) { 6465 try { 6466 am.killApplicationWithAppId(pkgName, appId, reason); 6467 } catch (RemoteException e) { 6468 } 6469 } 6470 } 6471 6472 void removePackageLI(PackageSetting ps, boolean chatty) { 6473 if (DEBUG_INSTALL) { 6474 if (chatty) 6475 Log.d(TAG, "Removing package " + ps.name); 6476 } 6477 6478 // writer 6479 synchronized (mPackages) { 6480 mPackages.remove(ps.name); 6481 final PackageParser.Package pkg = ps.pkg; 6482 if (pkg != null) { 6483 cleanPackageDataStructuresLILPw(pkg, chatty); 6484 } 6485 } 6486 } 6487 6488 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6489 if (DEBUG_INSTALL) { 6490 if (chatty) 6491 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6492 } 6493 6494 // writer 6495 synchronized (mPackages) { 6496 mPackages.remove(pkg.applicationInfo.packageName); 6497 cleanPackageDataStructuresLILPw(pkg, chatty); 6498 } 6499 } 6500 6501 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6502 int N = pkg.providers.size(); 6503 StringBuilder r = null; 6504 int i; 6505 for (i=0; i<N; i++) { 6506 PackageParser.Provider p = pkg.providers.get(i); 6507 mProviders.removeProvider(p); 6508 if (p.info.authority == null) { 6509 6510 /* There was another ContentProvider with this authority when 6511 * this app was installed so this authority is null, 6512 * Ignore it as we don't have to unregister the provider. 6513 */ 6514 continue; 6515 } 6516 String names[] = p.info.authority.split(";"); 6517 for (int j = 0; j < names.length; j++) { 6518 if (mProvidersByAuthority.get(names[j]) == p) { 6519 mProvidersByAuthority.remove(names[j]); 6520 if (DEBUG_REMOVE) { 6521 if (chatty) 6522 Log.d(TAG, "Unregistered content provider: " + names[j] 6523 + ", className = " + p.info.name + ", isSyncable = " 6524 + p.info.isSyncable); 6525 } 6526 } 6527 } 6528 if (DEBUG_REMOVE && chatty) { 6529 if (r == null) { 6530 r = new StringBuilder(256); 6531 } else { 6532 r.append(' '); 6533 } 6534 r.append(p.info.name); 6535 } 6536 } 6537 if (r != null) { 6538 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6539 } 6540 6541 N = pkg.services.size(); 6542 r = null; 6543 for (i=0; i<N; i++) { 6544 PackageParser.Service s = pkg.services.get(i); 6545 mServices.removeService(s); 6546 if (chatty) { 6547 if (r == null) { 6548 r = new StringBuilder(256); 6549 } else { 6550 r.append(' '); 6551 } 6552 r.append(s.info.name); 6553 } 6554 } 6555 if (r != null) { 6556 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6557 } 6558 6559 N = pkg.receivers.size(); 6560 r = null; 6561 for (i=0; i<N; i++) { 6562 PackageParser.Activity a = pkg.receivers.get(i); 6563 mReceivers.removeActivity(a, "receiver"); 6564 if (DEBUG_REMOVE && chatty) { 6565 if (r == null) { 6566 r = new StringBuilder(256); 6567 } else { 6568 r.append(' '); 6569 } 6570 r.append(a.info.name); 6571 } 6572 } 6573 if (r != null) { 6574 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6575 } 6576 6577 N = pkg.activities.size(); 6578 r = null; 6579 for (i=0; i<N; i++) { 6580 PackageParser.Activity a = pkg.activities.get(i); 6581 mActivities.removeActivity(a, "activity"); 6582 if (DEBUG_REMOVE && chatty) { 6583 if (r == null) { 6584 r = new StringBuilder(256); 6585 } else { 6586 r.append(' '); 6587 } 6588 r.append(a.info.name); 6589 } 6590 } 6591 if (r != null) { 6592 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6593 } 6594 6595 N = pkg.permissions.size(); 6596 r = null; 6597 for (i=0; i<N; i++) { 6598 PackageParser.Permission p = pkg.permissions.get(i); 6599 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6600 if (bp == null) { 6601 bp = mSettings.mPermissionTrees.get(p.info.name); 6602 } 6603 if (bp != null && bp.perm == p) { 6604 bp.perm = null; 6605 if (DEBUG_REMOVE && chatty) { 6606 if (r == null) { 6607 r = new StringBuilder(256); 6608 } else { 6609 r.append(' '); 6610 } 6611 r.append(p.info.name); 6612 } 6613 } 6614 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6615 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6616 if (appOpPerms != null) { 6617 appOpPerms.remove(pkg.packageName); 6618 } 6619 } 6620 } 6621 if (r != null) { 6622 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6623 } 6624 6625 N = pkg.requestedPermissions.size(); 6626 r = null; 6627 for (i=0; i<N; i++) { 6628 String perm = pkg.requestedPermissions.get(i); 6629 BasePermission bp = mSettings.mPermissions.get(perm); 6630 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6631 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6632 if (appOpPerms != null) { 6633 appOpPerms.remove(pkg.packageName); 6634 if (appOpPerms.isEmpty()) { 6635 mAppOpPermissionPackages.remove(perm); 6636 } 6637 } 6638 } 6639 } 6640 if (r != null) { 6641 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6642 } 6643 6644 N = pkg.instrumentation.size(); 6645 r = null; 6646 for (i=0; i<N; i++) { 6647 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6648 mInstrumentation.remove(a.getComponentName()); 6649 if (DEBUG_REMOVE && chatty) { 6650 if (r == null) { 6651 r = new StringBuilder(256); 6652 } else { 6653 r.append(' '); 6654 } 6655 r.append(a.info.name); 6656 } 6657 } 6658 if (r != null) { 6659 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6660 } 6661 6662 r = null; 6663 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6664 // Only system apps can hold shared libraries. 6665 if (pkg.libraryNames != null) { 6666 for (i=0; i<pkg.libraryNames.size(); i++) { 6667 String name = pkg.libraryNames.get(i); 6668 SharedLibraryEntry cur = mSharedLibraries.get(name); 6669 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6670 mSharedLibraries.remove(name); 6671 if (DEBUG_REMOVE && chatty) { 6672 if (r == null) { 6673 r = new StringBuilder(256); 6674 } else { 6675 r.append(' '); 6676 } 6677 r.append(name); 6678 } 6679 } 6680 } 6681 } 6682 } 6683 if (r != null) { 6684 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6685 } 6686 } 6687 6688 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6689 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6690 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6691 return true; 6692 } 6693 } 6694 return false; 6695 } 6696 6697 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6698 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6699 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6700 6701 private void updatePermissionsLPw(String changingPkg, 6702 PackageParser.Package pkgInfo, int flags) { 6703 // Make sure there are no dangling permission trees. 6704 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6705 while (it.hasNext()) { 6706 final BasePermission bp = it.next(); 6707 if (bp.packageSetting == null) { 6708 // We may not yet have parsed the package, so just see if 6709 // we still know about its settings. 6710 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6711 } 6712 if (bp.packageSetting == null) { 6713 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6714 + " from package " + bp.sourcePackage); 6715 it.remove(); 6716 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6717 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6718 Slog.i(TAG, "Removing old permission tree: " + bp.name 6719 + " from package " + bp.sourcePackage); 6720 flags |= UPDATE_PERMISSIONS_ALL; 6721 it.remove(); 6722 } 6723 } 6724 } 6725 6726 // Make sure all dynamic permissions have been assigned to a package, 6727 // and make sure there are no dangling permissions. 6728 it = mSettings.mPermissions.values().iterator(); 6729 while (it.hasNext()) { 6730 final BasePermission bp = it.next(); 6731 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6732 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6733 + bp.name + " pkg=" + bp.sourcePackage 6734 + " info=" + bp.pendingInfo); 6735 if (bp.packageSetting == null && bp.pendingInfo != null) { 6736 final BasePermission tree = findPermissionTreeLP(bp.name); 6737 if (tree != null && tree.perm != null) { 6738 bp.packageSetting = tree.packageSetting; 6739 bp.perm = new PackageParser.Permission(tree.perm.owner, 6740 new PermissionInfo(bp.pendingInfo)); 6741 bp.perm.info.packageName = tree.perm.info.packageName; 6742 bp.perm.info.name = bp.name; 6743 bp.uid = tree.uid; 6744 } 6745 } 6746 } 6747 if (bp.packageSetting == null) { 6748 // We may not yet have parsed the package, so just see if 6749 // we still know about its settings. 6750 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6751 } 6752 if (bp.packageSetting == null) { 6753 Slog.w(TAG, "Removing dangling permission: " + bp.name 6754 + " from package " + bp.sourcePackage); 6755 it.remove(); 6756 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6757 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6758 Slog.i(TAG, "Removing old permission: " + bp.name 6759 + " from package " + bp.sourcePackage); 6760 flags |= UPDATE_PERMISSIONS_ALL; 6761 it.remove(); 6762 } 6763 } 6764 } 6765 6766 // Now update the permissions for all packages, in particular 6767 // replace the granted permissions of the system packages. 6768 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6769 for (PackageParser.Package pkg : mPackages.values()) { 6770 if (pkg != pkgInfo) { 6771 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6772 } 6773 } 6774 } 6775 6776 if (pkgInfo != null) { 6777 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6778 } 6779 } 6780 6781 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6782 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6783 if (ps == null) { 6784 return; 6785 } 6786 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6787 HashSet<String> origPermissions = gp.grantedPermissions; 6788 boolean changedPermission = false; 6789 6790 if (replace) { 6791 ps.permissionsFixed = false; 6792 if (gp == ps) { 6793 origPermissions = new HashSet<String>(gp.grantedPermissions); 6794 gp.grantedPermissions.clear(); 6795 gp.gids = mGlobalGids; 6796 } 6797 } 6798 6799 if (gp.gids == null) { 6800 gp.gids = mGlobalGids; 6801 } 6802 6803 final int N = pkg.requestedPermissions.size(); 6804 for (int i=0; i<N; i++) { 6805 final String name = pkg.requestedPermissions.get(i); 6806 final boolean required = pkg.requestedPermissionsRequired.get(i); 6807 final BasePermission bp = mSettings.mPermissions.get(name); 6808 if (DEBUG_INSTALL) { 6809 if (gp != ps) { 6810 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6811 } 6812 } 6813 6814 if (bp == null || bp.packageSetting == null) { 6815 Slog.w(TAG, "Unknown permission " + name 6816 + " in package " + pkg.packageName); 6817 continue; 6818 } 6819 6820 final String perm = bp.name; 6821 boolean allowed; 6822 boolean allowedSig = false; 6823 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6824 // Keep track of app op permissions. 6825 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6826 if (pkgs == null) { 6827 pkgs = new ArraySet<>(); 6828 mAppOpPermissionPackages.put(bp.name, pkgs); 6829 } 6830 pkgs.add(pkg.packageName); 6831 } 6832 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6833 if (level == PermissionInfo.PROTECTION_NORMAL 6834 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6835 // We grant a normal or dangerous permission if any of the following 6836 // are true: 6837 // 1) The permission is required 6838 // 2) The permission is optional, but was granted in the past 6839 // 3) The permission is optional, but was requested by an 6840 // app in /system (not /data) 6841 // 6842 // Otherwise, reject the permission. 6843 allowed = (required || origPermissions.contains(perm) 6844 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6845 } else if (bp.packageSetting == null) { 6846 // This permission is invalid; skip it. 6847 allowed = false; 6848 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6849 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6850 if (allowed) { 6851 allowedSig = true; 6852 } 6853 } else { 6854 allowed = false; 6855 } 6856 if (DEBUG_INSTALL) { 6857 if (gp != ps) { 6858 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6859 } 6860 } 6861 if (allowed) { 6862 if (!isSystemApp(ps) && ps.permissionsFixed) { 6863 // If this is an existing, non-system package, then 6864 // we can't add any new permissions to it. 6865 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6866 // Except... if this is a permission that was added 6867 // to the platform (note: need to only do this when 6868 // updating the platform). 6869 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6870 } 6871 } 6872 if (allowed) { 6873 if (!gp.grantedPermissions.contains(perm)) { 6874 changedPermission = true; 6875 gp.grantedPermissions.add(perm); 6876 gp.gids = appendInts(gp.gids, bp.gids); 6877 } else if (!ps.haveGids) { 6878 gp.gids = appendInts(gp.gids, bp.gids); 6879 } 6880 } else { 6881 Slog.w(TAG, "Not granting permission " + perm 6882 + " to package " + pkg.packageName 6883 + " because it was previously installed without"); 6884 } 6885 } else { 6886 if (gp.grantedPermissions.remove(perm)) { 6887 changedPermission = true; 6888 gp.gids = removeInts(gp.gids, bp.gids); 6889 Slog.i(TAG, "Un-granting permission " + perm 6890 + " from package " + pkg.packageName 6891 + " (protectionLevel=" + bp.protectionLevel 6892 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6893 + ")"); 6894 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6895 // Don't print warning for app op permissions, since it is fine for them 6896 // not to be granted, there is a UI for the user to decide. 6897 Slog.w(TAG, "Not granting permission " + perm 6898 + " to package " + pkg.packageName 6899 + " (protectionLevel=" + bp.protectionLevel 6900 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6901 + ")"); 6902 } 6903 } 6904 } 6905 6906 if ((changedPermission || replace) && !ps.permissionsFixed && 6907 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6908 // This is the first that we have heard about this package, so the 6909 // permissions we have now selected are fixed until explicitly 6910 // changed. 6911 ps.permissionsFixed = true; 6912 } 6913 ps.haveGids = true; 6914 } 6915 6916 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6917 boolean allowed = false; 6918 final int NP = PackageParser.NEW_PERMISSIONS.length; 6919 for (int ip=0; ip<NP; ip++) { 6920 final PackageParser.NewPermissionInfo npi 6921 = PackageParser.NEW_PERMISSIONS[ip]; 6922 if (npi.name.equals(perm) 6923 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6924 allowed = true; 6925 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6926 + pkg.packageName); 6927 break; 6928 } 6929 } 6930 return allowed; 6931 } 6932 6933 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6934 BasePermission bp, HashSet<String> origPermissions) { 6935 boolean allowed; 6936 allowed = (compareSignatures( 6937 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6938 == PackageManager.SIGNATURE_MATCH) 6939 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6940 == PackageManager.SIGNATURE_MATCH); 6941 if (!allowed && (bp.protectionLevel 6942 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6943 if (isSystemApp(pkg)) { 6944 // For updated system applications, a system permission 6945 // is granted only if it had been defined by the original application. 6946 if (isUpdatedSystemApp(pkg)) { 6947 final PackageSetting sysPs = mSettings 6948 .getDisabledSystemPkgLPr(pkg.packageName); 6949 final GrantedPermissions origGp = sysPs.sharedUser != null 6950 ? sysPs.sharedUser : sysPs; 6951 6952 if (origGp.grantedPermissions.contains(perm)) { 6953 // If the original was granted this permission, we take 6954 // that grant decision as read and propagate it to the 6955 // update. 6956 allowed = true; 6957 } else { 6958 // The system apk may have been updated with an older 6959 // version of the one on the data partition, but which 6960 // granted a new system permission that it didn't have 6961 // before. In this case we do want to allow the app to 6962 // now get the new permission if the ancestral apk is 6963 // privileged to get it. 6964 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6965 for (int j=0; 6966 j<sysPs.pkg.requestedPermissions.size(); j++) { 6967 if (perm.equals( 6968 sysPs.pkg.requestedPermissions.get(j))) { 6969 allowed = true; 6970 break; 6971 } 6972 } 6973 } 6974 } 6975 } else { 6976 allowed = isPrivilegedApp(pkg); 6977 } 6978 } 6979 } 6980 if (!allowed && (bp.protectionLevel 6981 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6982 // For development permissions, a development permission 6983 // is granted only if it was already granted. 6984 allowed = origPermissions.contains(perm); 6985 } 6986 return allowed; 6987 } 6988 6989 final class ActivityIntentResolver 6990 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6991 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6992 boolean defaultOnly, int userId) { 6993 if (!sUserManager.exists(userId)) return null; 6994 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6995 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6996 } 6997 6998 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6999 int userId) { 7000 if (!sUserManager.exists(userId)) return null; 7001 mFlags = flags; 7002 return super.queryIntent(intent, resolvedType, 7003 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7004 } 7005 7006 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7007 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7008 if (!sUserManager.exists(userId)) return null; 7009 if (packageActivities == null) { 7010 return null; 7011 } 7012 mFlags = flags; 7013 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7014 final int N = packageActivities.size(); 7015 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7016 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7017 7018 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7019 for (int i = 0; i < N; ++i) { 7020 intentFilters = packageActivities.get(i).intents; 7021 if (intentFilters != null && intentFilters.size() > 0) { 7022 PackageParser.ActivityIntentInfo[] array = 7023 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7024 intentFilters.toArray(array); 7025 listCut.add(array); 7026 } 7027 } 7028 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7029 } 7030 7031 public final void addActivity(PackageParser.Activity a, String type) { 7032 final boolean systemApp = isSystemApp(a.info.applicationInfo); 7033 mActivities.put(a.getComponentName(), a); 7034 if (DEBUG_SHOW_INFO) 7035 Log.v( 7036 TAG, " " + type + " " + 7037 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7038 if (DEBUG_SHOW_INFO) 7039 Log.v(TAG, " Class=" + a.info.name); 7040 final int NI = a.intents.size(); 7041 for (int j=0; j<NI; j++) { 7042 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7043 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7044 intent.setPriority(0); 7045 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7046 + a.className + " with priority > 0, forcing to 0"); 7047 } 7048 if (DEBUG_SHOW_INFO) { 7049 Log.v(TAG, " IntentFilter:"); 7050 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7051 } 7052 if (!intent.debugCheck()) { 7053 Log.w(TAG, "==> For Activity " + a.info.name); 7054 } 7055 addFilter(intent); 7056 } 7057 } 7058 7059 public final void removeActivity(PackageParser.Activity a, String type) { 7060 mActivities.remove(a.getComponentName()); 7061 if (DEBUG_SHOW_INFO) { 7062 Log.v(TAG, " " + type + " " 7063 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7064 : a.info.name) + ":"); 7065 Log.v(TAG, " Class=" + a.info.name); 7066 } 7067 final int NI = a.intents.size(); 7068 for (int j=0; j<NI; j++) { 7069 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7070 if (DEBUG_SHOW_INFO) { 7071 Log.v(TAG, " IntentFilter:"); 7072 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7073 } 7074 removeFilter(intent); 7075 } 7076 } 7077 7078 @Override 7079 protected boolean allowFilterResult( 7080 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7081 ActivityInfo filterAi = filter.activity.info; 7082 for (int i=dest.size()-1; i>=0; i--) { 7083 ActivityInfo destAi = dest.get(i).activityInfo; 7084 if (destAi.name == filterAi.name 7085 && destAi.packageName == filterAi.packageName) { 7086 return false; 7087 } 7088 } 7089 return true; 7090 } 7091 7092 @Override 7093 protected ActivityIntentInfo[] newArray(int size) { 7094 return new ActivityIntentInfo[size]; 7095 } 7096 7097 @Override 7098 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7099 if (!sUserManager.exists(userId)) return true; 7100 PackageParser.Package p = filter.activity.owner; 7101 if (p != null) { 7102 PackageSetting ps = (PackageSetting)p.mExtras; 7103 if (ps != null) { 7104 // System apps are never considered stopped for purposes of 7105 // filtering, because there may be no way for the user to 7106 // actually re-launch them. 7107 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7108 && ps.getStopped(userId); 7109 } 7110 } 7111 return false; 7112 } 7113 7114 @Override 7115 protected boolean isPackageForFilter(String packageName, 7116 PackageParser.ActivityIntentInfo info) { 7117 return packageName.equals(info.activity.owner.packageName); 7118 } 7119 7120 @Override 7121 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7122 int match, int userId) { 7123 if (!sUserManager.exists(userId)) return null; 7124 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7125 return null; 7126 } 7127 final PackageParser.Activity activity = info.activity; 7128 if (mSafeMode && (activity.info.applicationInfo.flags 7129 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7130 return null; 7131 } 7132 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7133 if (ps == null) { 7134 return null; 7135 } 7136 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7137 ps.readUserState(userId), userId); 7138 if (ai == null) { 7139 return null; 7140 } 7141 final ResolveInfo res = new ResolveInfo(); 7142 res.activityInfo = ai; 7143 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7144 res.filter = info; 7145 } 7146 res.priority = info.getPriority(); 7147 res.preferredOrder = activity.owner.mPreferredOrder; 7148 //System.out.println("Result: " + res.activityInfo.className + 7149 // " = " + res.priority); 7150 res.match = match; 7151 res.isDefault = info.hasDefault; 7152 res.labelRes = info.labelRes; 7153 res.nonLocalizedLabel = info.nonLocalizedLabel; 7154 if (userNeedsBadging(userId)) { 7155 res.noResourceId = true; 7156 } else { 7157 res.icon = info.icon; 7158 } 7159 res.system = isSystemApp(res.activityInfo.applicationInfo); 7160 return res; 7161 } 7162 7163 @Override 7164 protected void sortResults(List<ResolveInfo> results) { 7165 Collections.sort(results, mResolvePrioritySorter); 7166 } 7167 7168 @Override 7169 protected void dumpFilter(PrintWriter out, String prefix, 7170 PackageParser.ActivityIntentInfo filter) { 7171 out.print(prefix); out.print( 7172 Integer.toHexString(System.identityHashCode(filter.activity))); 7173 out.print(' '); 7174 filter.activity.printComponentShortName(out); 7175 out.print(" filter "); 7176 out.println(Integer.toHexString(System.identityHashCode(filter))); 7177 } 7178 7179// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7180// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7181// final List<ResolveInfo> retList = Lists.newArrayList(); 7182// while (i.hasNext()) { 7183// final ResolveInfo resolveInfo = i.next(); 7184// if (isEnabledLP(resolveInfo.activityInfo)) { 7185// retList.add(resolveInfo); 7186// } 7187// } 7188// return retList; 7189// } 7190 7191 // Keys are String (activity class name), values are Activity. 7192 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7193 = new HashMap<ComponentName, PackageParser.Activity>(); 7194 private int mFlags; 7195 } 7196 7197 private final class ServiceIntentResolver 7198 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7199 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7200 boolean defaultOnly, int userId) { 7201 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7202 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7203 } 7204 7205 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7206 int userId) { 7207 if (!sUserManager.exists(userId)) return null; 7208 mFlags = flags; 7209 return super.queryIntent(intent, resolvedType, 7210 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7211 } 7212 7213 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7214 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7215 if (!sUserManager.exists(userId)) return null; 7216 if (packageServices == null) { 7217 return null; 7218 } 7219 mFlags = flags; 7220 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7221 final int N = packageServices.size(); 7222 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7223 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7224 7225 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7226 for (int i = 0; i < N; ++i) { 7227 intentFilters = packageServices.get(i).intents; 7228 if (intentFilters != null && intentFilters.size() > 0) { 7229 PackageParser.ServiceIntentInfo[] array = 7230 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7231 intentFilters.toArray(array); 7232 listCut.add(array); 7233 } 7234 } 7235 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7236 } 7237 7238 public final void addService(PackageParser.Service s) { 7239 mServices.put(s.getComponentName(), s); 7240 if (DEBUG_SHOW_INFO) { 7241 Log.v(TAG, " " 7242 + (s.info.nonLocalizedLabel != null 7243 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7244 Log.v(TAG, " Class=" + s.info.name); 7245 } 7246 final int NI = s.intents.size(); 7247 int j; 7248 for (j=0; j<NI; j++) { 7249 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7250 if (DEBUG_SHOW_INFO) { 7251 Log.v(TAG, " IntentFilter:"); 7252 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7253 } 7254 if (!intent.debugCheck()) { 7255 Log.w(TAG, "==> For Service " + s.info.name); 7256 } 7257 addFilter(intent); 7258 } 7259 } 7260 7261 public final void removeService(PackageParser.Service s) { 7262 mServices.remove(s.getComponentName()); 7263 if (DEBUG_SHOW_INFO) { 7264 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7265 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7266 Log.v(TAG, " Class=" + s.info.name); 7267 } 7268 final int NI = s.intents.size(); 7269 int j; 7270 for (j=0; j<NI; j++) { 7271 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7272 if (DEBUG_SHOW_INFO) { 7273 Log.v(TAG, " IntentFilter:"); 7274 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7275 } 7276 removeFilter(intent); 7277 } 7278 } 7279 7280 @Override 7281 protected boolean allowFilterResult( 7282 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7283 ServiceInfo filterSi = filter.service.info; 7284 for (int i=dest.size()-1; i>=0; i--) { 7285 ServiceInfo destAi = dest.get(i).serviceInfo; 7286 if (destAi.name == filterSi.name 7287 && destAi.packageName == filterSi.packageName) { 7288 return false; 7289 } 7290 } 7291 return true; 7292 } 7293 7294 @Override 7295 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7296 return new PackageParser.ServiceIntentInfo[size]; 7297 } 7298 7299 @Override 7300 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7301 if (!sUserManager.exists(userId)) return true; 7302 PackageParser.Package p = filter.service.owner; 7303 if (p != null) { 7304 PackageSetting ps = (PackageSetting)p.mExtras; 7305 if (ps != null) { 7306 // System apps are never considered stopped for purposes of 7307 // filtering, because there may be no way for the user to 7308 // actually re-launch them. 7309 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7310 && ps.getStopped(userId); 7311 } 7312 } 7313 return false; 7314 } 7315 7316 @Override 7317 protected boolean isPackageForFilter(String packageName, 7318 PackageParser.ServiceIntentInfo info) { 7319 return packageName.equals(info.service.owner.packageName); 7320 } 7321 7322 @Override 7323 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7324 int match, int userId) { 7325 if (!sUserManager.exists(userId)) return null; 7326 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7327 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7328 return null; 7329 } 7330 final PackageParser.Service service = info.service; 7331 if (mSafeMode && (service.info.applicationInfo.flags 7332 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7333 return null; 7334 } 7335 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7336 if (ps == null) { 7337 return null; 7338 } 7339 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7340 ps.readUserState(userId), userId); 7341 if (si == null) { 7342 return null; 7343 } 7344 final ResolveInfo res = new ResolveInfo(); 7345 res.serviceInfo = si; 7346 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7347 res.filter = filter; 7348 } 7349 res.priority = info.getPriority(); 7350 res.preferredOrder = service.owner.mPreferredOrder; 7351 //System.out.println("Result: " + res.activityInfo.className + 7352 // " = " + res.priority); 7353 res.match = match; 7354 res.isDefault = info.hasDefault; 7355 res.labelRes = info.labelRes; 7356 res.nonLocalizedLabel = info.nonLocalizedLabel; 7357 res.icon = info.icon; 7358 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7359 return res; 7360 } 7361 7362 @Override 7363 protected void sortResults(List<ResolveInfo> results) { 7364 Collections.sort(results, mResolvePrioritySorter); 7365 } 7366 7367 @Override 7368 protected void dumpFilter(PrintWriter out, String prefix, 7369 PackageParser.ServiceIntentInfo filter) { 7370 out.print(prefix); out.print( 7371 Integer.toHexString(System.identityHashCode(filter.service))); 7372 out.print(' '); 7373 filter.service.printComponentShortName(out); 7374 out.print(" filter "); 7375 out.println(Integer.toHexString(System.identityHashCode(filter))); 7376 } 7377 7378// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7379// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7380// final List<ResolveInfo> retList = Lists.newArrayList(); 7381// while (i.hasNext()) { 7382// final ResolveInfo resolveInfo = (ResolveInfo) i; 7383// if (isEnabledLP(resolveInfo.serviceInfo)) { 7384// retList.add(resolveInfo); 7385// } 7386// } 7387// return retList; 7388// } 7389 7390 // Keys are String (activity class name), values are Activity. 7391 private final HashMap<ComponentName, PackageParser.Service> mServices 7392 = new HashMap<ComponentName, PackageParser.Service>(); 7393 private int mFlags; 7394 }; 7395 7396 private final class ProviderIntentResolver 7397 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7398 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7399 boolean defaultOnly, int userId) { 7400 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7401 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7402 } 7403 7404 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7405 int userId) { 7406 if (!sUserManager.exists(userId)) 7407 return null; 7408 mFlags = flags; 7409 return super.queryIntent(intent, resolvedType, 7410 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7411 } 7412 7413 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7414 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7415 if (!sUserManager.exists(userId)) 7416 return null; 7417 if (packageProviders == null) { 7418 return null; 7419 } 7420 mFlags = flags; 7421 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7422 final int N = packageProviders.size(); 7423 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7424 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7425 7426 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7427 for (int i = 0; i < N; ++i) { 7428 intentFilters = packageProviders.get(i).intents; 7429 if (intentFilters != null && intentFilters.size() > 0) { 7430 PackageParser.ProviderIntentInfo[] array = 7431 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7432 intentFilters.toArray(array); 7433 listCut.add(array); 7434 } 7435 } 7436 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7437 } 7438 7439 public final void addProvider(PackageParser.Provider p) { 7440 if (mProviders.containsKey(p.getComponentName())) { 7441 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7442 return; 7443 } 7444 7445 mProviders.put(p.getComponentName(), p); 7446 if (DEBUG_SHOW_INFO) { 7447 Log.v(TAG, " " 7448 + (p.info.nonLocalizedLabel != null 7449 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7450 Log.v(TAG, " Class=" + p.info.name); 7451 } 7452 final int NI = p.intents.size(); 7453 int j; 7454 for (j = 0; j < NI; j++) { 7455 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7456 if (DEBUG_SHOW_INFO) { 7457 Log.v(TAG, " IntentFilter:"); 7458 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7459 } 7460 if (!intent.debugCheck()) { 7461 Log.w(TAG, "==> For Provider " + p.info.name); 7462 } 7463 addFilter(intent); 7464 } 7465 } 7466 7467 public final void removeProvider(PackageParser.Provider p) { 7468 mProviders.remove(p.getComponentName()); 7469 if (DEBUG_SHOW_INFO) { 7470 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7471 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7472 Log.v(TAG, " Class=" + p.info.name); 7473 } 7474 final int NI = p.intents.size(); 7475 int j; 7476 for (j = 0; j < NI; j++) { 7477 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7478 if (DEBUG_SHOW_INFO) { 7479 Log.v(TAG, " IntentFilter:"); 7480 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7481 } 7482 removeFilter(intent); 7483 } 7484 } 7485 7486 @Override 7487 protected boolean allowFilterResult( 7488 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7489 ProviderInfo filterPi = filter.provider.info; 7490 for (int i = dest.size() - 1; i >= 0; i--) { 7491 ProviderInfo destPi = dest.get(i).providerInfo; 7492 if (destPi.name == filterPi.name 7493 && destPi.packageName == filterPi.packageName) { 7494 return false; 7495 } 7496 } 7497 return true; 7498 } 7499 7500 @Override 7501 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7502 return new PackageParser.ProviderIntentInfo[size]; 7503 } 7504 7505 @Override 7506 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7507 if (!sUserManager.exists(userId)) 7508 return true; 7509 PackageParser.Package p = filter.provider.owner; 7510 if (p != null) { 7511 PackageSetting ps = (PackageSetting) p.mExtras; 7512 if (ps != null) { 7513 // System apps are never considered stopped for purposes of 7514 // filtering, because there may be no way for the user to 7515 // actually re-launch them. 7516 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7517 && ps.getStopped(userId); 7518 } 7519 } 7520 return false; 7521 } 7522 7523 @Override 7524 protected boolean isPackageForFilter(String packageName, 7525 PackageParser.ProviderIntentInfo info) { 7526 return packageName.equals(info.provider.owner.packageName); 7527 } 7528 7529 @Override 7530 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7531 int match, int userId) { 7532 if (!sUserManager.exists(userId)) 7533 return null; 7534 final PackageParser.ProviderIntentInfo info = filter; 7535 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7536 return null; 7537 } 7538 final PackageParser.Provider provider = info.provider; 7539 if (mSafeMode && (provider.info.applicationInfo.flags 7540 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7541 return null; 7542 } 7543 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7544 if (ps == null) { 7545 return null; 7546 } 7547 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7548 ps.readUserState(userId), userId); 7549 if (pi == null) { 7550 return null; 7551 } 7552 final ResolveInfo res = new ResolveInfo(); 7553 res.providerInfo = pi; 7554 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7555 res.filter = filter; 7556 } 7557 res.priority = info.getPriority(); 7558 res.preferredOrder = provider.owner.mPreferredOrder; 7559 res.match = match; 7560 res.isDefault = info.hasDefault; 7561 res.labelRes = info.labelRes; 7562 res.nonLocalizedLabel = info.nonLocalizedLabel; 7563 res.icon = info.icon; 7564 res.system = isSystemApp(res.providerInfo.applicationInfo); 7565 return res; 7566 } 7567 7568 @Override 7569 protected void sortResults(List<ResolveInfo> results) { 7570 Collections.sort(results, mResolvePrioritySorter); 7571 } 7572 7573 @Override 7574 protected void dumpFilter(PrintWriter out, String prefix, 7575 PackageParser.ProviderIntentInfo filter) { 7576 out.print(prefix); 7577 out.print( 7578 Integer.toHexString(System.identityHashCode(filter.provider))); 7579 out.print(' '); 7580 filter.provider.printComponentShortName(out); 7581 out.print(" filter "); 7582 out.println(Integer.toHexString(System.identityHashCode(filter))); 7583 } 7584 7585 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7586 = new HashMap<ComponentName, PackageParser.Provider>(); 7587 private int mFlags; 7588 }; 7589 7590 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7591 new Comparator<ResolveInfo>() { 7592 public int compare(ResolveInfo r1, ResolveInfo r2) { 7593 int v1 = r1.priority; 7594 int v2 = r2.priority; 7595 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7596 if (v1 != v2) { 7597 return (v1 > v2) ? -1 : 1; 7598 } 7599 v1 = r1.preferredOrder; 7600 v2 = r2.preferredOrder; 7601 if (v1 != v2) { 7602 return (v1 > v2) ? -1 : 1; 7603 } 7604 if (r1.isDefault != r2.isDefault) { 7605 return r1.isDefault ? -1 : 1; 7606 } 7607 v1 = r1.match; 7608 v2 = r2.match; 7609 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7610 if (v1 != v2) { 7611 return (v1 > v2) ? -1 : 1; 7612 } 7613 if (r1.system != r2.system) { 7614 return r1.system ? -1 : 1; 7615 } 7616 return 0; 7617 } 7618 }; 7619 7620 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7621 new Comparator<ProviderInfo>() { 7622 public int compare(ProviderInfo p1, ProviderInfo p2) { 7623 final int v1 = p1.initOrder; 7624 final int v2 = p2.initOrder; 7625 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7626 } 7627 }; 7628 7629 static final void sendPackageBroadcast(String action, String pkg, 7630 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7631 int[] userIds) { 7632 IActivityManager am = ActivityManagerNative.getDefault(); 7633 if (am != null) { 7634 try { 7635 if (userIds == null) { 7636 userIds = am.getRunningUserIds(); 7637 } 7638 for (int id : userIds) { 7639 final Intent intent = new Intent(action, 7640 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7641 if (extras != null) { 7642 intent.putExtras(extras); 7643 } 7644 if (targetPkg != null) { 7645 intent.setPackage(targetPkg); 7646 } 7647 // Modify the UID when posting to other users 7648 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7649 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7650 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7651 intent.putExtra(Intent.EXTRA_UID, uid); 7652 } 7653 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7654 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7655 if (DEBUG_BROADCASTS) { 7656 RuntimeException here = new RuntimeException("here"); 7657 here.fillInStackTrace(); 7658 Slog.d(TAG, "Sending to user " + id + ": " 7659 + intent.toShortString(false, true, false, false) 7660 + " " + intent.getExtras(), here); 7661 } 7662 am.broadcastIntent(null, intent, null, finishedReceiver, 7663 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7664 finishedReceiver != null, false, id); 7665 } 7666 } catch (RemoteException ex) { 7667 } 7668 } 7669 } 7670 7671 /** 7672 * Check if the external storage media is available. This is true if there 7673 * is a mounted external storage medium or if the external storage is 7674 * emulated. 7675 */ 7676 private boolean isExternalMediaAvailable() { 7677 return mMediaMounted || Environment.isExternalStorageEmulated(); 7678 } 7679 7680 @Override 7681 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7682 // writer 7683 synchronized (mPackages) { 7684 if (!isExternalMediaAvailable()) { 7685 // If the external storage is no longer mounted at this point, 7686 // the caller may not have been able to delete all of this 7687 // packages files and can not delete any more. Bail. 7688 return null; 7689 } 7690 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7691 if (lastPackage != null) { 7692 pkgs.remove(lastPackage); 7693 } 7694 if (pkgs.size() > 0) { 7695 return pkgs.get(0); 7696 } 7697 } 7698 return null; 7699 } 7700 7701 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7702 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7703 userId, andCode ? 1 : 0, packageName); 7704 if (mSystemReady) { 7705 msg.sendToTarget(); 7706 } else { 7707 if (mPostSystemReadyMessages == null) { 7708 mPostSystemReadyMessages = new ArrayList<>(); 7709 } 7710 mPostSystemReadyMessages.add(msg); 7711 } 7712 } 7713 7714 void startCleaningPackages() { 7715 // reader 7716 synchronized (mPackages) { 7717 if (!isExternalMediaAvailable()) { 7718 return; 7719 } 7720 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7721 return; 7722 } 7723 } 7724 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7725 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7726 IActivityManager am = ActivityManagerNative.getDefault(); 7727 if (am != null) { 7728 try { 7729 am.startService(null, intent, null, UserHandle.USER_OWNER); 7730 } catch (RemoteException e) { 7731 } 7732 } 7733 } 7734 7735 @Override 7736 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7737 int installFlags, String installerPackageName, VerificationParams verificationParams, 7738 String packageAbiOverride) { 7739 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7740 packageAbiOverride, UserHandle.getCallingUserId()); 7741 } 7742 7743 @Override 7744 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7745 int installFlags, String installerPackageName, VerificationParams verificationParams, 7746 String packageAbiOverride, int userId) { 7747 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7748 null); 7749 if (UserHandle.getCallingUserId() != userId) { 7750 mContext.enforceCallingOrSelfPermission( 7751 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7752 "installPackage " + userId); 7753 } 7754 7755 final File originFile = new File(originPath); 7756 final int uid = Binder.getCallingUid(); 7757 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 7758 try { 7759 if (observer != null) { 7760 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7761 } 7762 } catch (RemoteException re) { 7763 } 7764 return; 7765 } 7766 7767 UserHandle user; 7768 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7769 user = UserHandle.ALL; 7770 } else { 7771 user = new UserHandle(userId); 7772 } 7773 7774 final int filteredInstallFlags; 7775 if (uid == Process.SHELL_UID || uid == 0) { 7776 if (DEBUG_INSTALL) { 7777 Slog.v(TAG, "Install from ADB"); 7778 } 7779 filteredInstallFlags = installFlags | PackageManager.INSTALL_FROM_ADB; 7780 } else { 7781 filteredInstallFlags = installFlags & ~PackageManager.INSTALL_FROM_ADB; 7782 } 7783 7784 verificationParams.setInstallerUid(uid); 7785 7786 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7787 7788 final Message msg = mHandler.obtainMessage(INIT_COPY); 7789 msg.obj = new InstallParams(origin, observer, filteredInstallFlags, 7790 installerPackageName, verificationParams, user, packageAbiOverride); 7791 mHandler.sendMessage(msg); 7792 } 7793 7794 void installStage(String packageName, File stagedDir, String stagedCid, 7795 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7796 String installerPackageName, int installerUid, UserHandle user) { 7797 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7798 params.referrerUri, installerUid, null); 7799 7800 final OriginInfo origin; 7801 if (stagedDir != null) { 7802 origin = OriginInfo.fromStagedFile(stagedDir); 7803 } else { 7804 origin = OriginInfo.fromStagedContainer(stagedCid); 7805 } 7806 7807 final Message msg = mHandler.obtainMessage(INIT_COPY); 7808 msg.obj = new InstallParams(origin, observer, params.installFlags, 7809 installerPackageName, verifParams, user, params.abiOverride); 7810 mHandler.sendMessage(msg); 7811 } 7812 7813 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7814 Bundle extras = new Bundle(1); 7815 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7816 7817 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7818 packageName, extras, null, null, new int[] {userId}); 7819 try { 7820 IActivityManager am = ActivityManagerNative.getDefault(); 7821 final boolean isSystem = 7822 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7823 if (isSystem && am.isUserRunning(userId, false)) { 7824 // The just-installed/enabled app is bundled on the system, so presumed 7825 // to be able to run automatically without needing an explicit launch. 7826 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7827 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7828 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7829 .setPackage(packageName); 7830 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7831 android.app.AppOpsManager.OP_NONE, false, false, userId); 7832 } 7833 } catch (RemoteException e) { 7834 // shouldn't happen 7835 Slog.w(TAG, "Unable to bootstrap installed package", e); 7836 } 7837 } 7838 7839 @Override 7840 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7841 int userId) { 7842 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7843 PackageSetting pkgSetting; 7844 final int uid = Binder.getCallingUid(); 7845 if (UserHandle.getUserId(uid) != userId) { 7846 mContext.enforceCallingOrSelfPermission( 7847 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7848 "setApplicationHiddenSetting for user " + userId); 7849 } 7850 7851 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7852 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7853 return false; 7854 } 7855 7856 long callingId = Binder.clearCallingIdentity(); 7857 try { 7858 boolean sendAdded = false; 7859 boolean sendRemoved = false; 7860 // writer 7861 synchronized (mPackages) { 7862 pkgSetting = mSettings.mPackages.get(packageName); 7863 if (pkgSetting == null) { 7864 return false; 7865 } 7866 if (pkgSetting.getHidden(userId) != hidden) { 7867 pkgSetting.setHidden(hidden, userId); 7868 mSettings.writePackageRestrictionsLPr(userId); 7869 if (hidden) { 7870 sendRemoved = true; 7871 } else { 7872 sendAdded = true; 7873 } 7874 } 7875 } 7876 if (sendAdded) { 7877 sendPackageAddedForUser(packageName, pkgSetting, userId); 7878 return true; 7879 } 7880 if (sendRemoved) { 7881 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7882 "hiding pkg"); 7883 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7884 } 7885 } finally { 7886 Binder.restoreCallingIdentity(callingId); 7887 } 7888 return false; 7889 } 7890 7891 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7892 int userId) { 7893 final PackageRemovedInfo info = new PackageRemovedInfo(); 7894 info.removedPackage = packageName; 7895 info.removedUsers = new int[] {userId}; 7896 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7897 info.sendBroadcast(false, false, false); 7898 } 7899 7900 /** 7901 * Returns true if application is not found or there was an error. Otherwise it returns 7902 * the hidden state of the package for the given user. 7903 */ 7904 @Override 7905 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7906 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7907 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7908 "getApplicationHidden for user " + userId); 7909 PackageSetting pkgSetting; 7910 long callingId = Binder.clearCallingIdentity(); 7911 try { 7912 // writer 7913 synchronized (mPackages) { 7914 pkgSetting = mSettings.mPackages.get(packageName); 7915 if (pkgSetting == null) { 7916 return true; 7917 } 7918 return pkgSetting.getHidden(userId); 7919 } 7920 } finally { 7921 Binder.restoreCallingIdentity(callingId); 7922 } 7923 } 7924 7925 /** 7926 * @hide 7927 */ 7928 @Override 7929 public int installExistingPackageAsUser(String packageName, int userId) { 7930 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7931 null); 7932 PackageSetting pkgSetting; 7933 final int uid = Binder.getCallingUid(); 7934 enforceCrossUserPermission(uid, userId, true, "installExistingPackage for user " + userId); 7935 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7936 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7937 } 7938 7939 long callingId = Binder.clearCallingIdentity(); 7940 try { 7941 boolean sendAdded = false; 7942 Bundle extras = new Bundle(1); 7943 7944 // writer 7945 synchronized (mPackages) { 7946 pkgSetting = mSettings.mPackages.get(packageName); 7947 if (pkgSetting == null) { 7948 return PackageManager.INSTALL_FAILED_INVALID_URI; 7949 } 7950 if (!pkgSetting.getInstalled(userId)) { 7951 pkgSetting.setInstalled(true, userId); 7952 pkgSetting.setHidden(false, userId); 7953 mSettings.writePackageRestrictionsLPr(userId); 7954 sendAdded = true; 7955 } 7956 } 7957 7958 if (sendAdded) { 7959 sendPackageAddedForUser(packageName, pkgSetting, userId); 7960 } 7961 } finally { 7962 Binder.restoreCallingIdentity(callingId); 7963 } 7964 7965 return PackageManager.INSTALL_SUCCEEDED; 7966 } 7967 7968 boolean isUserRestricted(int userId, String restrictionKey) { 7969 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7970 if (restrictions.getBoolean(restrictionKey, false)) { 7971 Log.w(TAG, "User is restricted: " + restrictionKey); 7972 return true; 7973 } 7974 return false; 7975 } 7976 7977 @Override 7978 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7979 mContext.enforceCallingOrSelfPermission( 7980 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7981 "Only package verification agents can verify applications"); 7982 7983 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7984 final PackageVerificationResponse response = new PackageVerificationResponse( 7985 verificationCode, Binder.getCallingUid()); 7986 msg.arg1 = id; 7987 msg.obj = response; 7988 mHandler.sendMessage(msg); 7989 } 7990 7991 @Override 7992 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7993 long millisecondsToDelay) { 7994 mContext.enforceCallingOrSelfPermission( 7995 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7996 "Only package verification agents can extend verification timeouts"); 7997 7998 final PackageVerificationState state = mPendingVerification.get(id); 7999 final PackageVerificationResponse response = new PackageVerificationResponse( 8000 verificationCodeAtTimeout, Binder.getCallingUid()); 8001 8002 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8003 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8004 } 8005 if (millisecondsToDelay < 0) { 8006 millisecondsToDelay = 0; 8007 } 8008 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8009 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8010 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8011 } 8012 8013 if ((state != null) && !state.timeoutExtended()) { 8014 state.extendTimeout(); 8015 8016 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8017 msg.arg1 = id; 8018 msg.obj = response; 8019 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8020 } 8021 } 8022 8023 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8024 int verificationCode, UserHandle user) { 8025 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8026 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8027 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8028 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8029 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8030 8031 mContext.sendBroadcastAsUser(intent, user, 8032 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8033 } 8034 8035 private ComponentName matchComponentForVerifier(String packageName, 8036 List<ResolveInfo> receivers) { 8037 ActivityInfo targetReceiver = null; 8038 8039 final int NR = receivers.size(); 8040 for (int i = 0; i < NR; i++) { 8041 final ResolveInfo info = receivers.get(i); 8042 if (info.activityInfo == null) { 8043 continue; 8044 } 8045 8046 if (packageName.equals(info.activityInfo.packageName)) { 8047 targetReceiver = info.activityInfo; 8048 break; 8049 } 8050 } 8051 8052 if (targetReceiver == null) { 8053 return null; 8054 } 8055 8056 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8057 } 8058 8059 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8060 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8061 if (pkgInfo.verifiers.length == 0) { 8062 return null; 8063 } 8064 8065 final int N = pkgInfo.verifiers.length; 8066 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8067 for (int i = 0; i < N; i++) { 8068 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8069 8070 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8071 receivers); 8072 if (comp == null) { 8073 continue; 8074 } 8075 8076 final int verifierUid = getUidForVerifier(verifierInfo); 8077 if (verifierUid == -1) { 8078 continue; 8079 } 8080 8081 if (DEBUG_VERIFY) { 8082 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8083 + " with the correct signature"); 8084 } 8085 sufficientVerifiers.add(comp); 8086 verificationState.addSufficientVerifier(verifierUid); 8087 } 8088 8089 return sufficientVerifiers; 8090 } 8091 8092 private int getUidForVerifier(VerifierInfo verifierInfo) { 8093 synchronized (mPackages) { 8094 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8095 if (pkg == null) { 8096 return -1; 8097 } else if (pkg.mSignatures.length != 1) { 8098 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8099 + " has more than one signature; ignoring"); 8100 return -1; 8101 } 8102 8103 /* 8104 * If the public key of the package's signature does not match 8105 * our expected public key, then this is a different package and 8106 * we should skip. 8107 */ 8108 8109 final byte[] expectedPublicKey; 8110 try { 8111 final Signature verifierSig = pkg.mSignatures[0]; 8112 final PublicKey publicKey = verifierSig.getPublicKey(); 8113 expectedPublicKey = publicKey.getEncoded(); 8114 } catch (CertificateException e) { 8115 return -1; 8116 } 8117 8118 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8119 8120 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8121 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8122 + " does not have the expected public key; ignoring"); 8123 return -1; 8124 } 8125 8126 return pkg.applicationInfo.uid; 8127 } 8128 } 8129 8130 @Override 8131 public void finishPackageInstall(int token) { 8132 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8133 8134 if (DEBUG_INSTALL) { 8135 Slog.v(TAG, "BM finishing package install for " + token); 8136 } 8137 8138 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8139 mHandler.sendMessage(msg); 8140 } 8141 8142 /** 8143 * Get the verification agent timeout. 8144 * 8145 * @return verification timeout in milliseconds 8146 */ 8147 private long getVerificationTimeout() { 8148 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8149 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8150 DEFAULT_VERIFICATION_TIMEOUT); 8151 } 8152 8153 /** 8154 * Get the default verification agent response code. 8155 * 8156 * @return default verification response code 8157 */ 8158 private int getDefaultVerificationResponse() { 8159 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8160 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8161 DEFAULT_VERIFICATION_RESPONSE); 8162 } 8163 8164 /** 8165 * Check whether or not package verification has been enabled. 8166 * 8167 * @return true if verification should be performed 8168 */ 8169 private boolean isVerificationEnabled(int userId, int installFlags) { 8170 if (!DEFAULT_VERIFY_ENABLE) { 8171 return false; 8172 } 8173 8174 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8175 8176 // Check if installing from ADB 8177 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8178 // Do not run verification in a test harness environment 8179 if (ActivityManager.isRunningInTestHarness()) { 8180 return false; 8181 } 8182 if (ensureVerifyAppsEnabled) { 8183 return true; 8184 } 8185 // Check if the developer does not want package verification for ADB installs 8186 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8187 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8188 return false; 8189 } 8190 } 8191 8192 if (ensureVerifyAppsEnabled) { 8193 return true; 8194 } 8195 8196 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8197 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8198 } 8199 8200 /** 8201 * Get the "allow unknown sources" setting. 8202 * 8203 * @return the current "allow unknown sources" setting 8204 */ 8205 private int getUnknownSourcesSettings() { 8206 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8207 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8208 -1); 8209 } 8210 8211 @Override 8212 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8213 final int uid = Binder.getCallingUid(); 8214 // writer 8215 synchronized (mPackages) { 8216 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8217 if (targetPackageSetting == null) { 8218 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8219 } 8220 8221 PackageSetting installerPackageSetting; 8222 if (installerPackageName != null) { 8223 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8224 if (installerPackageSetting == null) { 8225 throw new IllegalArgumentException("Unknown installer package: " 8226 + installerPackageName); 8227 } 8228 } else { 8229 installerPackageSetting = null; 8230 } 8231 8232 Signature[] callerSignature; 8233 Object obj = mSettings.getUserIdLPr(uid); 8234 if (obj != null) { 8235 if (obj instanceof SharedUserSetting) { 8236 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8237 } else if (obj instanceof PackageSetting) { 8238 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8239 } else { 8240 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8241 } 8242 } else { 8243 throw new SecurityException("Unknown calling uid " + uid); 8244 } 8245 8246 // Verify: can't set installerPackageName to a package that is 8247 // not signed with the same cert as the caller. 8248 if (installerPackageSetting != null) { 8249 if (compareSignatures(callerSignature, 8250 installerPackageSetting.signatures.mSignatures) 8251 != PackageManager.SIGNATURE_MATCH) { 8252 throw new SecurityException( 8253 "Caller does not have same cert as new installer package " 8254 + installerPackageName); 8255 } 8256 } 8257 8258 // Verify: if target already has an installer package, it must 8259 // be signed with the same cert as the caller. 8260 if (targetPackageSetting.installerPackageName != null) { 8261 PackageSetting setting = mSettings.mPackages.get( 8262 targetPackageSetting.installerPackageName); 8263 // If the currently set package isn't valid, then it's always 8264 // okay to change it. 8265 if (setting != null) { 8266 if (compareSignatures(callerSignature, 8267 setting.signatures.mSignatures) 8268 != PackageManager.SIGNATURE_MATCH) { 8269 throw new SecurityException( 8270 "Caller does not have same cert as old installer package " 8271 + targetPackageSetting.installerPackageName); 8272 } 8273 } 8274 } 8275 8276 // Okay! 8277 targetPackageSetting.installerPackageName = installerPackageName; 8278 scheduleWriteSettingsLocked(); 8279 } 8280 } 8281 8282 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8283 // Queue up an async operation since the package installation may take a little while. 8284 mHandler.post(new Runnable() { 8285 public void run() { 8286 mHandler.removeCallbacks(this); 8287 // Result object to be returned 8288 PackageInstalledInfo res = new PackageInstalledInfo(); 8289 res.returnCode = currentStatus; 8290 res.uid = -1; 8291 res.pkg = null; 8292 res.removedInfo = new PackageRemovedInfo(); 8293 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8294 args.doPreInstall(res.returnCode); 8295 synchronized (mInstallLock) { 8296 installPackageLI(args, res); 8297 } 8298 args.doPostInstall(res.returnCode, res.uid); 8299 } 8300 8301 // A restore should be performed at this point if (a) the install 8302 // succeeded, (b) the operation is not an update, and (c) the new 8303 // package has not opted out of backup participation. 8304 final boolean update = res.removedInfo.removedPackage != null; 8305 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8306 boolean doRestore = !update 8307 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8308 8309 // Set up the post-install work request bookkeeping. This will be used 8310 // and cleaned up by the post-install event handling regardless of whether 8311 // there's a restore pass performed. Token values are >= 1. 8312 int token; 8313 if (mNextInstallToken < 0) mNextInstallToken = 1; 8314 token = mNextInstallToken++; 8315 8316 PostInstallData data = new PostInstallData(args, res); 8317 mRunningInstalls.put(token, data); 8318 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8319 8320 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8321 // Pass responsibility to the Backup Manager. It will perform a 8322 // restore if appropriate, then pass responsibility back to the 8323 // Package Manager to run the post-install observer callbacks 8324 // and broadcasts. 8325 IBackupManager bm = IBackupManager.Stub.asInterface( 8326 ServiceManager.getService(Context.BACKUP_SERVICE)); 8327 if (bm != null) { 8328 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8329 + " to BM for possible restore"); 8330 try { 8331 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8332 } catch (RemoteException e) { 8333 // can't happen; the backup manager is local 8334 } catch (Exception e) { 8335 Slog.e(TAG, "Exception trying to enqueue restore", e); 8336 doRestore = false; 8337 } 8338 } else { 8339 Slog.e(TAG, "Backup Manager not found!"); 8340 doRestore = false; 8341 } 8342 } 8343 8344 if (!doRestore) { 8345 // No restore possible, or the Backup Manager was mysteriously not 8346 // available -- just fire the post-install work request directly. 8347 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8348 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8349 mHandler.sendMessage(msg); 8350 } 8351 } 8352 }); 8353 } 8354 8355 private abstract class HandlerParams { 8356 private static final int MAX_RETRIES = 4; 8357 8358 /** 8359 * Number of times startCopy() has been attempted and had a non-fatal 8360 * error. 8361 */ 8362 private int mRetries = 0; 8363 8364 /** User handle for the user requesting the information or installation. */ 8365 private final UserHandle mUser; 8366 8367 HandlerParams(UserHandle user) { 8368 mUser = user; 8369 } 8370 8371 UserHandle getUser() { 8372 return mUser; 8373 } 8374 8375 final boolean startCopy() { 8376 boolean res; 8377 try { 8378 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8379 8380 if (++mRetries > MAX_RETRIES) { 8381 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8382 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8383 handleServiceError(); 8384 return false; 8385 } else { 8386 handleStartCopy(); 8387 res = true; 8388 } 8389 } catch (RemoteException e) { 8390 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8391 mHandler.sendEmptyMessage(MCS_RECONNECT); 8392 res = false; 8393 } 8394 handleReturnCode(); 8395 return res; 8396 } 8397 8398 final void serviceError() { 8399 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8400 handleServiceError(); 8401 handleReturnCode(); 8402 } 8403 8404 abstract void handleStartCopy() throws RemoteException; 8405 abstract void handleServiceError(); 8406 abstract void handleReturnCode(); 8407 } 8408 8409 class MeasureParams extends HandlerParams { 8410 private final PackageStats mStats; 8411 private boolean mSuccess; 8412 8413 private final IPackageStatsObserver mObserver; 8414 8415 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8416 super(new UserHandle(stats.userHandle)); 8417 mObserver = observer; 8418 mStats = stats; 8419 } 8420 8421 @Override 8422 public String toString() { 8423 return "MeasureParams{" 8424 + Integer.toHexString(System.identityHashCode(this)) 8425 + " " + mStats.packageName + "}"; 8426 } 8427 8428 @Override 8429 void handleStartCopy() throws RemoteException { 8430 synchronized (mInstallLock) { 8431 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8432 } 8433 8434 if (mSuccess) { 8435 final boolean mounted; 8436 if (Environment.isExternalStorageEmulated()) { 8437 mounted = true; 8438 } else { 8439 final String status = Environment.getExternalStorageState(); 8440 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8441 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8442 } 8443 8444 if (mounted) { 8445 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8446 8447 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8448 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8449 8450 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8451 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8452 8453 // Always subtract cache size, since it's a subdirectory 8454 mStats.externalDataSize -= mStats.externalCacheSize; 8455 8456 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8457 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8458 8459 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8460 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8461 } 8462 } 8463 } 8464 8465 @Override 8466 void handleReturnCode() { 8467 if (mObserver != null) { 8468 try { 8469 mObserver.onGetStatsCompleted(mStats, mSuccess); 8470 } catch (RemoteException e) { 8471 Slog.i(TAG, "Observer no longer exists."); 8472 } 8473 } 8474 } 8475 8476 @Override 8477 void handleServiceError() { 8478 Slog.e(TAG, "Could not measure application " + mStats.packageName 8479 + " external storage"); 8480 } 8481 } 8482 8483 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8484 throws RemoteException { 8485 long result = 0; 8486 for (File path : paths) { 8487 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8488 } 8489 return result; 8490 } 8491 8492 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8493 for (File path : paths) { 8494 try { 8495 mcs.clearDirectory(path.getAbsolutePath()); 8496 } catch (RemoteException e) { 8497 } 8498 } 8499 } 8500 8501 static class OriginInfo { 8502 /** 8503 * Location where install is coming from, before it has been 8504 * copied/renamed into place. This could be a single monolithic APK 8505 * file, or a cluster directory. This location may be untrusted. 8506 */ 8507 final File file; 8508 final String cid; 8509 8510 /** 8511 * Flag indicating that {@link #file} or {@link #cid} has already been 8512 * staged, meaning downstream users don't need to defensively copy the 8513 * contents. 8514 */ 8515 final boolean staged; 8516 8517 /** 8518 * Flag indicating that {@link #file} or {@link #cid} is an already 8519 * installed app that is being moved. 8520 */ 8521 final boolean existing; 8522 8523 final String resolvedPath; 8524 final File resolvedFile; 8525 8526 static OriginInfo fromNothing() { 8527 return new OriginInfo(null, null, false, false); 8528 } 8529 8530 static OriginInfo fromUntrustedFile(File file) { 8531 return new OriginInfo(file, null, false, false); 8532 } 8533 8534 static OriginInfo fromExistingFile(File file) { 8535 return new OriginInfo(file, null, false, true); 8536 } 8537 8538 static OriginInfo fromStagedFile(File file) { 8539 return new OriginInfo(file, null, true, false); 8540 } 8541 8542 static OriginInfo fromStagedContainer(String cid) { 8543 return new OriginInfo(null, cid, true, false); 8544 } 8545 8546 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8547 this.file = file; 8548 this.cid = cid; 8549 this.staged = staged; 8550 this.existing = existing; 8551 8552 if (cid != null) { 8553 resolvedPath = PackageHelper.getSdDir(cid); 8554 resolvedFile = new File(resolvedPath); 8555 } else if (file != null) { 8556 resolvedPath = file.getAbsolutePath(); 8557 resolvedFile = file; 8558 } else { 8559 resolvedPath = null; 8560 resolvedFile = null; 8561 } 8562 } 8563 } 8564 8565 class InstallParams extends HandlerParams { 8566 final OriginInfo origin; 8567 final IPackageInstallObserver2 observer; 8568 int installFlags; 8569 final String installerPackageName; 8570 final VerificationParams verificationParams; 8571 private InstallArgs mArgs; 8572 private int mRet; 8573 final String packageAbiOverride; 8574 8575 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8576 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8577 String packageAbiOverride) { 8578 super(user); 8579 this.origin = origin; 8580 this.observer = observer; 8581 this.installFlags = installFlags; 8582 this.installerPackageName = installerPackageName; 8583 this.verificationParams = verificationParams; 8584 this.packageAbiOverride = packageAbiOverride; 8585 } 8586 8587 @Override 8588 public String toString() { 8589 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8590 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8591 } 8592 8593 public ManifestDigest getManifestDigest() { 8594 if (verificationParams == null) { 8595 return null; 8596 } 8597 return verificationParams.getManifestDigest(); 8598 } 8599 8600 private int installLocationPolicy(PackageInfoLite pkgLite) { 8601 String packageName = pkgLite.packageName; 8602 int installLocation = pkgLite.installLocation; 8603 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8604 // reader 8605 synchronized (mPackages) { 8606 PackageParser.Package pkg = mPackages.get(packageName); 8607 if (pkg != null) { 8608 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8609 // Check for downgrading. 8610 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8611 if (pkgLite.versionCode < pkg.mVersionCode) { 8612 Slog.w(TAG, "Can't install update of " + packageName 8613 + " update version " + pkgLite.versionCode 8614 + " is older than installed version " 8615 + pkg.mVersionCode); 8616 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8617 } 8618 } 8619 // Check for updated system application. 8620 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8621 if (onSd) { 8622 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8623 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8624 } 8625 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8626 } else { 8627 if (onSd) { 8628 // Install flag overrides everything. 8629 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8630 } 8631 // If current upgrade specifies particular preference 8632 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8633 // Application explicitly specified internal. 8634 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8635 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8636 // App explictly prefers external. Let policy decide 8637 } else { 8638 // Prefer previous location 8639 if (isExternal(pkg)) { 8640 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8641 } 8642 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8643 } 8644 } 8645 } else { 8646 // Invalid install. Return error code 8647 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8648 } 8649 } 8650 } 8651 // All the special cases have been taken care of. 8652 // Return result based on recommended install location. 8653 if (onSd) { 8654 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8655 } 8656 return pkgLite.recommendedInstallLocation; 8657 } 8658 8659 /* 8660 * Invoke remote method to get package information and install 8661 * location values. Override install location based on default 8662 * policy if needed and then create install arguments based 8663 * on the install location. 8664 */ 8665 public void handleStartCopy() throws RemoteException { 8666 int ret = PackageManager.INSTALL_SUCCEEDED; 8667 8668 // If we're already staged, we've firmly committed to an install location 8669 if (origin.staged) { 8670 if (origin.file != null) { 8671 installFlags |= PackageManager.INSTALL_INTERNAL; 8672 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8673 } else if (origin.cid != null) { 8674 installFlags |= PackageManager.INSTALL_EXTERNAL; 8675 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8676 } else { 8677 throw new IllegalStateException("Invalid stage location"); 8678 } 8679 } 8680 8681 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8682 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8683 8684 PackageInfoLite pkgLite = null; 8685 8686 if (onInt && onSd) { 8687 // Check if both bits are set. 8688 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8689 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8690 } else { 8691 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8692 packageAbiOverride); 8693 8694 /* 8695 * If we have too little free space, try to free cache 8696 * before giving up. 8697 */ 8698 if (!origin.staged && pkgLite.recommendedInstallLocation 8699 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8700 // TODO: focus freeing disk space on the target device 8701 final StorageManager storage = StorageManager.from(mContext); 8702 final long lowThreshold = storage.getStorageLowBytes( 8703 Environment.getDataDirectory()); 8704 8705 final long sizeBytes = mContainerService.calculateInstalledSize( 8706 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8707 8708 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8709 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8710 installFlags, packageAbiOverride); 8711 } 8712 8713 /* 8714 * The cache free must have deleted the file we 8715 * downloaded to install. 8716 * 8717 * TODO: fix the "freeCache" call to not delete 8718 * the file we care about. 8719 */ 8720 if (pkgLite.recommendedInstallLocation 8721 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8722 pkgLite.recommendedInstallLocation 8723 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8724 } 8725 } 8726 } 8727 8728 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8729 int loc = pkgLite.recommendedInstallLocation; 8730 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8731 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8732 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8733 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8734 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8735 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8736 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8737 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8738 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8739 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8740 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8741 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8742 } else { 8743 // Override with defaults if needed. 8744 loc = installLocationPolicy(pkgLite); 8745 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8746 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8747 } else if (!onSd && !onInt) { 8748 // Override install location with flags 8749 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8750 // Set the flag to install on external media. 8751 installFlags |= PackageManager.INSTALL_EXTERNAL; 8752 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8753 } else { 8754 // Make sure the flag for installing on external 8755 // media is unset 8756 installFlags |= PackageManager.INSTALL_INTERNAL; 8757 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8758 } 8759 } 8760 } 8761 } 8762 8763 final InstallArgs args = createInstallArgs(this); 8764 mArgs = args; 8765 8766 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8767 /* 8768 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8769 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8770 */ 8771 int userIdentifier = getUser().getIdentifier(); 8772 if (userIdentifier == UserHandle.USER_ALL 8773 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8774 userIdentifier = UserHandle.USER_OWNER; 8775 } 8776 8777 /* 8778 * Determine if we have any installed package verifiers. If we 8779 * do, then we'll defer to them to verify the packages. 8780 */ 8781 final int requiredUid = mRequiredVerifierPackage == null ? -1 8782 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8783 if (!origin.existing && requiredUid != -1 8784 && isVerificationEnabled(userIdentifier, installFlags)) { 8785 final Intent verification = new Intent( 8786 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8787 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8788 PACKAGE_MIME_TYPE); 8789 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8790 8791 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8792 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8793 0 /* TODO: Which userId? */); 8794 8795 if (DEBUG_VERIFY) { 8796 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8797 + verification.toString() + " with " + pkgLite.verifiers.length 8798 + " optional verifiers"); 8799 } 8800 8801 final int verificationId = mPendingVerificationToken++; 8802 8803 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8804 8805 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8806 installerPackageName); 8807 8808 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8809 installFlags); 8810 8811 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8812 pkgLite.packageName); 8813 8814 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8815 pkgLite.versionCode); 8816 8817 if (verificationParams != null) { 8818 if (verificationParams.getVerificationURI() != null) { 8819 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8820 verificationParams.getVerificationURI()); 8821 } 8822 if (verificationParams.getOriginatingURI() != null) { 8823 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8824 verificationParams.getOriginatingURI()); 8825 } 8826 if (verificationParams.getReferrer() != null) { 8827 verification.putExtra(Intent.EXTRA_REFERRER, 8828 verificationParams.getReferrer()); 8829 } 8830 if (verificationParams.getOriginatingUid() >= 0) { 8831 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8832 verificationParams.getOriginatingUid()); 8833 } 8834 if (verificationParams.getInstallerUid() >= 0) { 8835 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8836 verificationParams.getInstallerUid()); 8837 } 8838 } 8839 8840 final PackageVerificationState verificationState = new PackageVerificationState( 8841 requiredUid, args); 8842 8843 mPendingVerification.append(verificationId, verificationState); 8844 8845 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8846 receivers, verificationState); 8847 8848 /* 8849 * If any sufficient verifiers were listed in the package 8850 * manifest, attempt to ask them. 8851 */ 8852 if (sufficientVerifiers != null) { 8853 final int N = sufficientVerifiers.size(); 8854 if (N == 0) { 8855 Slog.i(TAG, "Additional verifiers required, but none installed."); 8856 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8857 } else { 8858 for (int i = 0; i < N; i++) { 8859 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8860 8861 final Intent sufficientIntent = new Intent(verification); 8862 sufficientIntent.setComponent(verifierComponent); 8863 8864 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8865 } 8866 } 8867 } 8868 8869 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8870 mRequiredVerifierPackage, receivers); 8871 if (ret == PackageManager.INSTALL_SUCCEEDED 8872 && mRequiredVerifierPackage != null) { 8873 /* 8874 * Send the intent to the required verification agent, 8875 * but only start the verification timeout after the 8876 * target BroadcastReceivers have run. 8877 */ 8878 verification.setComponent(requiredVerifierComponent); 8879 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8880 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8881 new BroadcastReceiver() { 8882 @Override 8883 public void onReceive(Context context, Intent intent) { 8884 final Message msg = mHandler 8885 .obtainMessage(CHECK_PENDING_VERIFICATION); 8886 msg.arg1 = verificationId; 8887 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8888 } 8889 }, null, 0, null, null); 8890 8891 /* 8892 * We don't want the copy to proceed until verification 8893 * succeeds, so null out this field. 8894 */ 8895 mArgs = null; 8896 } 8897 } else { 8898 /* 8899 * No package verification is enabled, so immediately start 8900 * the remote call to initiate copy using temporary file. 8901 */ 8902 ret = args.copyApk(mContainerService, true); 8903 } 8904 } 8905 8906 mRet = ret; 8907 } 8908 8909 @Override 8910 void handleReturnCode() { 8911 // If mArgs is null, then MCS couldn't be reached. When it 8912 // reconnects, it will try again to install. At that point, this 8913 // will succeed. 8914 if (mArgs != null) { 8915 processPendingInstall(mArgs, mRet); 8916 } 8917 } 8918 8919 @Override 8920 void handleServiceError() { 8921 mArgs = createInstallArgs(this); 8922 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8923 } 8924 8925 public boolean isForwardLocked() { 8926 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8927 } 8928 } 8929 8930 /** 8931 * Used during creation of InstallArgs 8932 * 8933 * @param installFlags package installation flags 8934 * @return true if should be installed on external storage 8935 */ 8936 private static boolean installOnSd(int installFlags) { 8937 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8938 return false; 8939 } 8940 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8941 return true; 8942 } 8943 return false; 8944 } 8945 8946 /** 8947 * Used during creation of InstallArgs 8948 * 8949 * @param installFlags package installation flags 8950 * @return true if should be installed as forward locked 8951 */ 8952 private static boolean installForwardLocked(int installFlags) { 8953 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8954 } 8955 8956 private InstallArgs createInstallArgs(InstallParams params) { 8957 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8958 return new AsecInstallArgs(params); 8959 } else { 8960 return new FileInstallArgs(params); 8961 } 8962 } 8963 8964 /** 8965 * Create args that describe an existing installed package. Typically used 8966 * when cleaning up old installs, or used as a move source. 8967 */ 8968 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8969 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8970 final boolean isInAsec; 8971 if (installOnSd(installFlags)) { 8972 /* Apps on SD card are always in ASEC containers. */ 8973 isInAsec = true; 8974 } else if (installForwardLocked(installFlags) 8975 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8976 /* 8977 * Forward-locked apps are only in ASEC containers if they're the 8978 * new style 8979 */ 8980 isInAsec = true; 8981 } else { 8982 isInAsec = false; 8983 } 8984 8985 if (isInAsec) { 8986 return new AsecInstallArgs(codePath, instructionSets, 8987 installOnSd(installFlags), installForwardLocked(installFlags)); 8988 } else { 8989 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8990 instructionSets); 8991 } 8992 } 8993 8994 static abstract class InstallArgs { 8995 /** @see InstallParams#origin */ 8996 final OriginInfo origin; 8997 8998 final IPackageInstallObserver2 observer; 8999 // Always refers to PackageManager flags only 9000 final int installFlags; 9001 final String installerPackageName; 9002 final ManifestDigest manifestDigest; 9003 final UserHandle user; 9004 final String abiOverride; 9005 9006 // The list of instruction sets supported by this app. This is currently 9007 // only used during the rmdex() phase to clean up resources. We can get rid of this 9008 // if we move dex files under the common app path. 9009 /* nullable */ String[] instructionSets; 9010 9011 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9012 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 9013 String[] instructionSets, String abiOverride) { 9014 this.origin = origin; 9015 this.installFlags = installFlags; 9016 this.observer = observer; 9017 this.installerPackageName = installerPackageName; 9018 this.manifestDigest = manifestDigest; 9019 this.user = user; 9020 this.instructionSets = instructionSets; 9021 this.abiOverride = abiOverride; 9022 } 9023 9024 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9025 abstract int doPreInstall(int status); 9026 9027 /** 9028 * Rename package into final resting place. All paths on the given 9029 * scanned package should be updated to reflect the rename. 9030 */ 9031 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9032 abstract int doPostInstall(int status, int uid); 9033 9034 /** @see PackageSettingBase#codePathString */ 9035 abstract String getCodePath(); 9036 /** @see PackageSettingBase#resourcePathString */ 9037 abstract String getResourcePath(); 9038 abstract String getLegacyNativeLibraryPath(); 9039 9040 // Need installer lock especially for dex file removal. 9041 abstract void cleanUpResourcesLI(); 9042 abstract boolean doPostDeleteLI(boolean delete); 9043 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9044 9045 /** 9046 * Called before the source arguments are copied. This is used mostly 9047 * for MoveParams when it needs to read the source file to put it in the 9048 * destination. 9049 */ 9050 int doPreCopy() { 9051 return PackageManager.INSTALL_SUCCEEDED; 9052 } 9053 9054 /** 9055 * Called after the source arguments are copied. This is used mostly for 9056 * MoveParams when it needs to read the source file to put it in the 9057 * destination. 9058 * 9059 * @return 9060 */ 9061 int doPostCopy(int uid) { 9062 return PackageManager.INSTALL_SUCCEEDED; 9063 } 9064 9065 protected boolean isFwdLocked() { 9066 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9067 } 9068 9069 protected boolean isExternal() { 9070 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9071 } 9072 9073 UserHandle getUser() { 9074 return user; 9075 } 9076 } 9077 9078 /** 9079 * Logic to handle installation of non-ASEC applications, including copying 9080 * and renaming logic. 9081 */ 9082 class FileInstallArgs extends InstallArgs { 9083 private File codeFile; 9084 private File resourceFile; 9085 private File legacyNativeLibraryPath; 9086 9087 // Example topology: 9088 // /data/app/com.example/base.apk 9089 // /data/app/com.example/split_foo.apk 9090 // /data/app/com.example/lib/arm/libfoo.so 9091 // /data/app/com.example/lib/arm64/libfoo.so 9092 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9093 9094 /** New install */ 9095 FileInstallArgs(InstallParams params) { 9096 super(params.origin, params.observer, params.installFlags, 9097 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9098 null /* instruction sets */, params.packageAbiOverride); 9099 if (isFwdLocked()) { 9100 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9101 } 9102 } 9103 9104 /** Existing install */ 9105 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9106 String[] instructionSets) { 9107 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9108 this.codeFile = (codePath != null) ? new File(codePath) : null; 9109 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9110 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9111 new File(legacyNativeLibraryPath) : null; 9112 } 9113 9114 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9115 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9116 isFwdLocked(), abiOverride); 9117 9118 final StorageManager storage = StorageManager.from(mContext); 9119 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9120 } 9121 9122 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9123 if (origin.staged) { 9124 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9125 codeFile = origin.file; 9126 resourceFile = origin.file; 9127 return PackageManager.INSTALL_SUCCEEDED; 9128 } 9129 9130 try { 9131 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9132 codeFile = tempDir; 9133 resourceFile = tempDir; 9134 } catch (IOException e) { 9135 Slog.w(TAG, "Failed to create copy file: " + e); 9136 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9137 } 9138 9139 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9140 @Override 9141 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9142 if (!FileUtils.isValidExtFilename(name)) { 9143 throw new IllegalArgumentException("Invalid filename: " + name); 9144 } 9145 try { 9146 final File file = new File(codeFile, name); 9147 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9148 O_RDWR | O_CREAT, 0644); 9149 Os.chmod(file.getAbsolutePath(), 0644); 9150 return new ParcelFileDescriptor(fd); 9151 } catch (ErrnoException e) { 9152 throw new RemoteException("Failed to open: " + e.getMessage()); 9153 } 9154 } 9155 }; 9156 9157 int ret = PackageManager.INSTALL_SUCCEEDED; 9158 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9159 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9160 Slog.e(TAG, "Failed to copy package"); 9161 return ret; 9162 } 9163 9164 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9165 NativeLibraryHelper.Handle handle = null; 9166 try { 9167 handle = NativeLibraryHelper.Handle.create(codeFile); 9168 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9169 abiOverride); 9170 } catch (IOException e) { 9171 Slog.e(TAG, "Copying native libraries failed", e); 9172 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9173 } finally { 9174 IoUtils.closeQuietly(handle); 9175 } 9176 9177 return ret; 9178 } 9179 9180 int doPreInstall(int status) { 9181 if (status != PackageManager.INSTALL_SUCCEEDED) { 9182 cleanUp(); 9183 } 9184 return status; 9185 } 9186 9187 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9188 if (status != PackageManager.INSTALL_SUCCEEDED) { 9189 cleanUp(); 9190 return false; 9191 } else { 9192 final File beforeCodeFile = codeFile; 9193 final File afterCodeFile = getNextCodePath(pkg.packageName); 9194 9195 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9196 try { 9197 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9198 } catch (ErrnoException e) { 9199 Slog.d(TAG, "Failed to rename", e); 9200 return false; 9201 } 9202 9203 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9204 Slog.d(TAG, "Failed to restorecon"); 9205 return false; 9206 } 9207 9208 // Reflect the rename internally 9209 codeFile = afterCodeFile; 9210 resourceFile = afterCodeFile; 9211 9212 // Reflect the rename in scanned details 9213 pkg.codePath = afterCodeFile.getAbsolutePath(); 9214 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9215 pkg.baseCodePath); 9216 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9217 pkg.splitCodePaths); 9218 9219 // Reflect the rename in app info 9220 pkg.applicationInfo.setCodePath(pkg.codePath); 9221 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9222 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9223 pkg.applicationInfo.setResourcePath(pkg.codePath); 9224 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9225 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9226 9227 return true; 9228 } 9229 } 9230 9231 int doPostInstall(int status, int uid) { 9232 if (status != PackageManager.INSTALL_SUCCEEDED) { 9233 cleanUp(); 9234 } 9235 return status; 9236 } 9237 9238 @Override 9239 String getCodePath() { 9240 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9241 } 9242 9243 @Override 9244 String getResourcePath() { 9245 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9246 } 9247 9248 @Override 9249 String getLegacyNativeLibraryPath() { 9250 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9251 } 9252 9253 private boolean cleanUp() { 9254 if (codeFile == null || !codeFile.exists()) { 9255 return false; 9256 } 9257 9258 if (codeFile.isDirectory()) { 9259 FileUtils.deleteContents(codeFile); 9260 } 9261 codeFile.delete(); 9262 9263 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9264 resourceFile.delete(); 9265 } 9266 9267 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9268 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9269 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9270 } 9271 legacyNativeLibraryPath.delete(); 9272 } 9273 9274 return true; 9275 } 9276 9277 void cleanUpResourcesLI() { 9278 // Try enumerating all code paths before deleting 9279 List<String> allCodePaths = Collections.EMPTY_LIST; 9280 if (codeFile != null && codeFile.exists()) { 9281 try { 9282 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9283 allCodePaths = pkg.getAllCodePaths(); 9284 } catch (PackageParserException e) { 9285 // Ignored; we tried our best 9286 } 9287 } 9288 9289 cleanUp(); 9290 9291 if (!allCodePaths.isEmpty()) { 9292 if (instructionSets == null) { 9293 throw new IllegalStateException("instructionSet == null"); 9294 } 9295 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9296 for (String codePath : allCodePaths) { 9297 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9298 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9299 if (retCode < 0) { 9300 Slog.w(TAG, "Couldn't remove dex file for package: " 9301 + " at location " + codePath + ", retcode=" + retCode); 9302 // we don't consider this to be a failure of the core package deletion 9303 } 9304 } 9305 } 9306 } 9307 } 9308 9309 boolean doPostDeleteLI(boolean delete) { 9310 // XXX err, shouldn't we respect the delete flag? 9311 cleanUpResourcesLI(); 9312 return true; 9313 } 9314 } 9315 9316 private boolean isAsecExternal(String cid) { 9317 final String asecPath = PackageHelper.getSdFilesystem(cid); 9318 return !asecPath.startsWith(mAsecInternalPath); 9319 } 9320 9321 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9322 PackageManagerException { 9323 if (copyRet < 0) { 9324 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9325 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9326 throw new PackageManagerException(copyRet, message); 9327 } 9328 } 9329 } 9330 9331 /** 9332 * Extract the MountService "container ID" from the full code path of an 9333 * .apk. 9334 */ 9335 static String cidFromCodePath(String fullCodePath) { 9336 int eidx = fullCodePath.lastIndexOf("/"); 9337 String subStr1 = fullCodePath.substring(0, eidx); 9338 int sidx = subStr1.lastIndexOf("/"); 9339 return subStr1.substring(sidx+1, eidx); 9340 } 9341 9342 /** 9343 * Logic to handle installation of ASEC applications, including copying and 9344 * renaming logic. 9345 */ 9346 class AsecInstallArgs extends InstallArgs { 9347 static final String RES_FILE_NAME = "pkg.apk"; 9348 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9349 9350 String cid; 9351 String packagePath; 9352 String resourcePath; 9353 String legacyNativeLibraryDir; 9354 9355 /** New install */ 9356 AsecInstallArgs(InstallParams params) { 9357 super(params.origin, params.observer, params.installFlags, 9358 params.installerPackageName, params.getManifestDigest(), 9359 params.getUser(), null /* instruction sets */, 9360 params.packageAbiOverride); 9361 } 9362 9363 /** Existing install */ 9364 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9365 boolean isExternal, boolean isForwardLocked) { 9366 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9367 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9368 instructionSets, null); 9369 // Hackily pretend we're still looking at a full code path 9370 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9371 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9372 } 9373 9374 // Extract cid from fullCodePath 9375 int eidx = fullCodePath.lastIndexOf("/"); 9376 String subStr1 = fullCodePath.substring(0, eidx); 9377 int sidx = subStr1.lastIndexOf("/"); 9378 cid = subStr1.substring(sidx+1, eidx); 9379 setMountPath(subStr1); 9380 } 9381 9382 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9383 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9384 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9385 instructionSets, null); 9386 this.cid = cid; 9387 setMountPath(PackageHelper.getSdDir(cid)); 9388 } 9389 9390 void createCopyFile() { 9391 cid = mInstallerService.allocateExternalStageCidLegacy(); 9392 } 9393 9394 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9395 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9396 abiOverride); 9397 9398 final File target; 9399 if (isExternal()) { 9400 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9401 } else { 9402 target = Environment.getDataDirectory(); 9403 } 9404 9405 final StorageManager storage = StorageManager.from(mContext); 9406 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9407 } 9408 9409 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9410 if (origin.staged) { 9411 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9412 cid = origin.cid; 9413 setMountPath(PackageHelper.getSdDir(cid)); 9414 return PackageManager.INSTALL_SUCCEEDED; 9415 } 9416 9417 if (temp) { 9418 createCopyFile(); 9419 } else { 9420 /* 9421 * Pre-emptively destroy the container since it's destroyed if 9422 * copying fails due to it existing anyway. 9423 */ 9424 PackageHelper.destroySdDir(cid); 9425 } 9426 9427 final String newMountPath = imcs.copyPackageToContainer( 9428 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9429 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9430 9431 if (newMountPath != null) { 9432 setMountPath(newMountPath); 9433 return PackageManager.INSTALL_SUCCEEDED; 9434 } else { 9435 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9436 } 9437 } 9438 9439 @Override 9440 String getCodePath() { 9441 return packagePath; 9442 } 9443 9444 @Override 9445 String getResourcePath() { 9446 return resourcePath; 9447 } 9448 9449 @Override 9450 String getLegacyNativeLibraryPath() { 9451 return legacyNativeLibraryDir; 9452 } 9453 9454 int doPreInstall(int status) { 9455 if (status != PackageManager.INSTALL_SUCCEEDED) { 9456 // Destroy container 9457 PackageHelper.destroySdDir(cid); 9458 } else { 9459 boolean mounted = PackageHelper.isContainerMounted(cid); 9460 if (!mounted) { 9461 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9462 Process.SYSTEM_UID); 9463 if (newMountPath != null) { 9464 setMountPath(newMountPath); 9465 } else { 9466 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9467 } 9468 } 9469 } 9470 return status; 9471 } 9472 9473 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9474 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9475 String newMountPath = null; 9476 if (PackageHelper.isContainerMounted(cid)) { 9477 // Unmount the container 9478 if (!PackageHelper.unMountSdDir(cid)) { 9479 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9480 return false; 9481 } 9482 } 9483 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9484 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9485 " which might be stale. Will try to clean up."); 9486 // Clean up the stale container and proceed to recreate. 9487 if (!PackageHelper.destroySdDir(newCacheId)) { 9488 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9489 return false; 9490 } 9491 // Successfully cleaned up stale container. Try to rename again. 9492 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9493 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9494 + " inspite of cleaning it up."); 9495 return false; 9496 } 9497 } 9498 if (!PackageHelper.isContainerMounted(newCacheId)) { 9499 Slog.w(TAG, "Mounting container " + newCacheId); 9500 newMountPath = PackageHelper.mountSdDir(newCacheId, 9501 getEncryptKey(), Process.SYSTEM_UID); 9502 } else { 9503 newMountPath = PackageHelper.getSdDir(newCacheId); 9504 } 9505 if (newMountPath == null) { 9506 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9507 return false; 9508 } 9509 Log.i(TAG, "Succesfully renamed " + cid + 9510 " to " + newCacheId + 9511 " at new path: " + newMountPath); 9512 cid = newCacheId; 9513 9514 final File beforeCodeFile = new File(packagePath); 9515 setMountPath(newMountPath); 9516 final File afterCodeFile = new File(packagePath); 9517 9518 // Reflect the rename in scanned details 9519 pkg.codePath = afterCodeFile.getAbsolutePath(); 9520 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9521 pkg.baseCodePath); 9522 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9523 pkg.splitCodePaths); 9524 9525 // Reflect the rename in app info 9526 pkg.applicationInfo.setCodePath(pkg.codePath); 9527 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9528 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9529 pkg.applicationInfo.setResourcePath(pkg.codePath); 9530 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9531 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9532 9533 return true; 9534 } 9535 9536 private void setMountPath(String mountPath) { 9537 final File mountFile = new File(mountPath); 9538 9539 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9540 if (monolithicFile.exists()) { 9541 packagePath = monolithicFile.getAbsolutePath(); 9542 if (isFwdLocked()) { 9543 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9544 } else { 9545 resourcePath = packagePath; 9546 } 9547 } else { 9548 packagePath = mountFile.getAbsolutePath(); 9549 resourcePath = packagePath; 9550 } 9551 9552 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9553 } 9554 9555 int doPostInstall(int status, int uid) { 9556 if (status != PackageManager.INSTALL_SUCCEEDED) { 9557 cleanUp(); 9558 } else { 9559 final int groupOwner; 9560 final String protectedFile; 9561 if (isFwdLocked()) { 9562 groupOwner = UserHandle.getSharedAppGid(uid); 9563 protectedFile = RES_FILE_NAME; 9564 } else { 9565 groupOwner = -1; 9566 protectedFile = null; 9567 } 9568 9569 if (uid < Process.FIRST_APPLICATION_UID 9570 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9571 Slog.e(TAG, "Failed to finalize " + cid); 9572 PackageHelper.destroySdDir(cid); 9573 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9574 } 9575 9576 boolean mounted = PackageHelper.isContainerMounted(cid); 9577 if (!mounted) { 9578 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9579 } 9580 } 9581 return status; 9582 } 9583 9584 private void cleanUp() { 9585 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9586 9587 // Destroy secure container 9588 PackageHelper.destroySdDir(cid); 9589 } 9590 9591 private List<String> getAllCodePaths() { 9592 final File codeFile = new File(getCodePath()); 9593 if (codeFile != null && codeFile.exists()) { 9594 try { 9595 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9596 return pkg.getAllCodePaths(); 9597 } catch (PackageParserException e) { 9598 // Ignored; we tried our best 9599 } 9600 } 9601 return Collections.EMPTY_LIST; 9602 } 9603 9604 void cleanUpResourcesLI() { 9605 // Enumerate all code paths before deleting 9606 cleanUpResourcesLI(getAllCodePaths()); 9607 } 9608 9609 private void cleanUpResourcesLI(List<String> allCodePaths) { 9610 cleanUp(); 9611 9612 if (!allCodePaths.isEmpty()) { 9613 if (instructionSets == null) { 9614 throw new IllegalStateException("instructionSet == null"); 9615 } 9616 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9617 for (String codePath : allCodePaths) { 9618 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9619 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9620 if (retCode < 0) { 9621 Slog.w(TAG, "Couldn't remove dex file for package: " 9622 + " at location " + codePath + ", retcode=" + retCode); 9623 // we don't consider this to be a failure of the core package deletion 9624 } 9625 } 9626 } 9627 } 9628 } 9629 9630 boolean matchContainer(String app) { 9631 if (cid.startsWith(app)) { 9632 return true; 9633 } 9634 return false; 9635 } 9636 9637 String getPackageName() { 9638 return getAsecPackageName(cid); 9639 } 9640 9641 boolean doPostDeleteLI(boolean delete) { 9642 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9643 final List<String> allCodePaths = getAllCodePaths(); 9644 boolean mounted = PackageHelper.isContainerMounted(cid); 9645 if (mounted) { 9646 // Unmount first 9647 if (PackageHelper.unMountSdDir(cid)) { 9648 mounted = false; 9649 } 9650 } 9651 if (!mounted && delete) { 9652 cleanUpResourcesLI(allCodePaths); 9653 } 9654 return !mounted; 9655 } 9656 9657 @Override 9658 int doPreCopy() { 9659 if (isFwdLocked()) { 9660 if (!PackageHelper.fixSdPermissions(cid, 9661 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9662 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9663 } 9664 } 9665 9666 return PackageManager.INSTALL_SUCCEEDED; 9667 } 9668 9669 @Override 9670 int doPostCopy(int uid) { 9671 if (isFwdLocked()) { 9672 if (uid < Process.FIRST_APPLICATION_UID 9673 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9674 RES_FILE_NAME)) { 9675 Slog.e(TAG, "Failed to finalize " + cid); 9676 PackageHelper.destroySdDir(cid); 9677 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9678 } 9679 } 9680 9681 return PackageManager.INSTALL_SUCCEEDED; 9682 } 9683 } 9684 9685 static String getAsecPackageName(String packageCid) { 9686 int idx = packageCid.lastIndexOf("-"); 9687 if (idx == -1) { 9688 return packageCid; 9689 } 9690 return packageCid.substring(0, idx); 9691 } 9692 9693 // Utility method used to create code paths based on package name and available index. 9694 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9695 String idxStr = ""; 9696 int idx = 1; 9697 // Fall back to default value of idx=1 if prefix is not 9698 // part of oldCodePath 9699 if (oldCodePath != null) { 9700 String subStr = oldCodePath; 9701 // Drop the suffix right away 9702 if (suffix != null && subStr.endsWith(suffix)) { 9703 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9704 } 9705 // If oldCodePath already contains prefix find out the 9706 // ending index to either increment or decrement. 9707 int sidx = subStr.lastIndexOf(prefix); 9708 if (sidx != -1) { 9709 subStr = subStr.substring(sidx + prefix.length()); 9710 if (subStr != null) { 9711 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9712 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9713 } 9714 try { 9715 idx = Integer.parseInt(subStr); 9716 if (idx <= 1) { 9717 idx++; 9718 } else { 9719 idx--; 9720 } 9721 } catch(NumberFormatException e) { 9722 } 9723 } 9724 } 9725 } 9726 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9727 return prefix + idxStr; 9728 } 9729 9730 private File getNextCodePath(String packageName) { 9731 int suffix = 1; 9732 File result; 9733 do { 9734 result = new File(mAppInstallDir, packageName + "-" + suffix); 9735 suffix++; 9736 } while (result.exists()); 9737 return result; 9738 } 9739 9740 // Utility method used to ignore ADD/REMOVE events 9741 // by directory observer. 9742 private static boolean ignoreCodePath(String fullPathStr) { 9743 String apkName = deriveCodePathName(fullPathStr); 9744 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9745 if (idx != -1 && ((idx+1) < apkName.length())) { 9746 // Make sure the package ends with a numeral 9747 String version = apkName.substring(idx+1); 9748 try { 9749 Integer.parseInt(version); 9750 return true; 9751 } catch (NumberFormatException e) {} 9752 } 9753 return false; 9754 } 9755 9756 // Utility method that returns the relative package path with respect 9757 // to the installation directory. Like say for /data/data/com.test-1.apk 9758 // string com.test-1 is returned. 9759 static String deriveCodePathName(String codePath) { 9760 if (codePath == null) { 9761 return null; 9762 } 9763 final File codeFile = new File(codePath); 9764 final String name = codeFile.getName(); 9765 if (codeFile.isDirectory()) { 9766 return name; 9767 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9768 final int lastDot = name.lastIndexOf('.'); 9769 return name.substring(0, lastDot); 9770 } else { 9771 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9772 return null; 9773 } 9774 } 9775 9776 class PackageInstalledInfo { 9777 String name; 9778 int uid; 9779 // The set of users that originally had this package installed. 9780 int[] origUsers; 9781 // The set of users that now have this package installed. 9782 int[] newUsers; 9783 PackageParser.Package pkg; 9784 int returnCode; 9785 String returnMsg; 9786 PackageRemovedInfo removedInfo; 9787 9788 public void setError(int code, String msg) { 9789 returnCode = code; 9790 returnMsg = msg; 9791 Slog.w(TAG, msg); 9792 } 9793 9794 public void setError(String msg, PackageParserException e) { 9795 returnCode = e.error; 9796 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9797 Slog.w(TAG, msg, e); 9798 } 9799 9800 public void setError(String msg, PackageManagerException e) { 9801 returnCode = e.error; 9802 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9803 Slog.w(TAG, msg, e); 9804 } 9805 9806 // In some error cases we want to convey more info back to the observer 9807 String origPackage; 9808 String origPermission; 9809 } 9810 9811 /* 9812 * Install a non-existing package. 9813 */ 9814 private void installNewPackageLI(PackageParser.Package pkg, 9815 int parseFlags, int scanFlags, UserHandle user, 9816 String installerPackageName, PackageInstalledInfo res) { 9817 // Remember this for later, in case we need to rollback this install 9818 String pkgName = pkg.packageName; 9819 9820 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9821 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9822 synchronized(mPackages) { 9823 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9824 // A package with the same name is already installed, though 9825 // it has been renamed to an older name. The package we 9826 // are trying to install should be installed as an update to 9827 // the existing one, but that has not been requested, so bail. 9828 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9829 + " without first uninstalling package running as " 9830 + mSettings.mRenamedPackages.get(pkgName)); 9831 return; 9832 } 9833 if (mPackages.containsKey(pkgName)) { 9834 // Don't allow installation over an existing package with the same name. 9835 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9836 + " without first uninstalling."); 9837 return; 9838 } 9839 } 9840 9841 try { 9842 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9843 System.currentTimeMillis(), user); 9844 9845 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9846 // delete the partially installed application. the data directory will have to be 9847 // restored if it was already existing 9848 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9849 // remove package from internal structures. Note that we want deletePackageX to 9850 // delete the package data and cache directories that it created in 9851 // scanPackageLocked, unless those directories existed before we even tried to 9852 // install. 9853 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9854 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9855 res.removedInfo, true); 9856 } 9857 9858 } catch (PackageManagerException e) { 9859 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9860 } 9861 } 9862 9863 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9864 // Upgrade keysets are being used. Determine if new package has a superset of the 9865 // required keys. 9866 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9867 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9868 for (int i = 0; i < upgradeKeySets.length; i++) { 9869 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9870 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9871 return true; 9872 } 9873 } 9874 return false; 9875 } 9876 9877 private void replacePackageLI(PackageParser.Package pkg, 9878 int parseFlags, int scanFlags, UserHandle user, 9879 String installerPackageName, PackageInstalledInfo res) { 9880 PackageParser.Package oldPackage; 9881 String pkgName = pkg.packageName; 9882 int[] allUsers; 9883 boolean[] perUserInstalled; 9884 9885 // First find the old package info and check signatures 9886 synchronized(mPackages) { 9887 oldPackage = mPackages.get(pkgName); 9888 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9889 PackageSetting ps = mSettings.mPackages.get(pkgName); 9890 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9891 // default to original signature matching 9892 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9893 != PackageManager.SIGNATURE_MATCH) { 9894 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9895 "New package has a different signature: " + pkgName); 9896 return; 9897 } 9898 } else { 9899 if(!checkUpgradeKeySetLP(ps, pkg)) { 9900 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9901 "New package not signed by keys specified by upgrade-keysets: " 9902 + pkgName); 9903 return; 9904 } 9905 } 9906 9907 // In case of rollback, remember per-user/profile install state 9908 allUsers = sUserManager.getUserIds(); 9909 perUserInstalled = new boolean[allUsers.length]; 9910 for (int i = 0; i < allUsers.length; i++) { 9911 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9912 } 9913 } 9914 9915 boolean sysPkg = (isSystemApp(oldPackage)); 9916 if (sysPkg) { 9917 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9918 user, allUsers, perUserInstalled, installerPackageName, res); 9919 } else { 9920 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9921 user, allUsers, perUserInstalled, installerPackageName, res); 9922 } 9923 } 9924 9925 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9926 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9927 int[] allUsers, boolean[] perUserInstalled, 9928 String installerPackageName, PackageInstalledInfo res) { 9929 String pkgName = deletedPackage.packageName; 9930 boolean deletedPkg = true; 9931 boolean updatedSettings = false; 9932 9933 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9934 + deletedPackage); 9935 long origUpdateTime; 9936 if (pkg.mExtras != null) { 9937 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9938 } else { 9939 origUpdateTime = 0; 9940 } 9941 9942 // First delete the existing package while retaining the data directory 9943 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9944 res.removedInfo, true)) { 9945 // If the existing package wasn't successfully deleted 9946 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9947 deletedPkg = false; 9948 } else { 9949 // Successfully deleted the old package; proceed with replace. 9950 9951 // If deleted package lived in a container, give users a chance to 9952 // relinquish resources before killing. 9953 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9954 if (DEBUG_INSTALL) { 9955 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9956 } 9957 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9958 final ArrayList<String> pkgList = new ArrayList<String>(1); 9959 pkgList.add(deletedPackage.applicationInfo.packageName); 9960 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9961 } 9962 9963 deleteCodeCacheDirsLI(pkgName); 9964 try { 9965 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9966 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9967 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9968 updatedSettings = true; 9969 } catch (PackageManagerException e) { 9970 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9971 } 9972 } 9973 9974 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9975 // remove package from internal structures. Note that we want deletePackageX to 9976 // delete the package data and cache directories that it created in 9977 // scanPackageLocked, unless those directories existed before we even tried to 9978 // install. 9979 if(updatedSettings) { 9980 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9981 deletePackageLI( 9982 pkgName, null, true, allUsers, perUserInstalled, 9983 PackageManager.DELETE_KEEP_DATA, 9984 res.removedInfo, true); 9985 } 9986 // Since we failed to install the new package we need to restore the old 9987 // package that we deleted. 9988 if (deletedPkg) { 9989 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9990 File restoreFile = new File(deletedPackage.codePath); 9991 // Parse old package 9992 boolean oldOnSd = isExternal(deletedPackage); 9993 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9994 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9995 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9996 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 9997 try { 9998 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 9999 } catch (PackageManagerException e) { 10000 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10001 + e.getMessage()); 10002 return; 10003 } 10004 // Restore of old package succeeded. Update permissions. 10005 // writer 10006 synchronized (mPackages) { 10007 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10008 UPDATE_PERMISSIONS_ALL); 10009 // can downgrade to reader 10010 mSettings.writeLPr(); 10011 } 10012 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10013 } 10014 } 10015 } 10016 10017 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10018 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10019 int[] allUsers, boolean[] perUserInstalled, 10020 String installerPackageName, PackageInstalledInfo res) { 10021 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10022 + ", old=" + deletedPackage); 10023 boolean updatedSettings = false; 10024 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10025 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10026 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10027 } 10028 String packageName = deletedPackage.packageName; 10029 if (packageName == null) { 10030 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10031 "Attempt to delete null packageName."); 10032 return; 10033 } 10034 PackageParser.Package oldPkg; 10035 PackageSetting oldPkgSetting; 10036 // reader 10037 synchronized (mPackages) { 10038 oldPkg = mPackages.get(packageName); 10039 oldPkgSetting = mSettings.mPackages.get(packageName); 10040 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10041 (oldPkgSetting == null)) { 10042 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10043 "Couldn't find package:" + packageName + " information"); 10044 return; 10045 } 10046 } 10047 10048 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10049 10050 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10051 res.removedInfo.removedPackage = packageName; 10052 // Remove existing system package 10053 removePackageLI(oldPkgSetting, true); 10054 // writer 10055 synchronized (mPackages) { 10056 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10057 // We didn't need to disable the .apk as a current system package, 10058 // which means we are replacing another update that is already 10059 // installed. We need to make sure to delete the older one's .apk. 10060 res.removedInfo.args = createInstallArgsForExisting(0, 10061 deletedPackage.applicationInfo.getCodePath(), 10062 deletedPackage.applicationInfo.getResourcePath(), 10063 deletedPackage.applicationInfo.nativeLibraryRootDir, 10064 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10065 } else { 10066 res.removedInfo.args = null; 10067 } 10068 } 10069 10070 // Successfully disabled the old package. Now proceed with re-installation 10071 deleteCodeCacheDirsLI(packageName); 10072 10073 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10074 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10075 10076 PackageParser.Package newPackage = null; 10077 try { 10078 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10079 if (newPackage.mExtras != null) { 10080 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10081 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10082 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10083 10084 // is the update attempting to change shared user? that isn't going to work... 10085 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10086 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10087 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10088 + " to " + newPkgSetting.sharedUser); 10089 updatedSettings = true; 10090 } 10091 } 10092 10093 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10094 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10095 updatedSettings = true; 10096 } 10097 10098 } catch (PackageManagerException e) { 10099 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10100 } 10101 10102 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10103 // Re installation failed. Restore old information 10104 // Remove new pkg information 10105 if (newPackage != null) { 10106 removeInstalledPackageLI(newPackage, true); 10107 } 10108 // Add back the old system package 10109 try { 10110 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10111 } catch (PackageManagerException e) { 10112 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10113 } 10114 // Restore the old system information in Settings 10115 synchronized(mPackages) { 10116 if (updatedSettings) { 10117 mSettings.enableSystemPackageLPw(packageName); 10118 mSettings.setInstallerPackageName(packageName, 10119 oldPkgSetting.installerPackageName); 10120 } 10121 mSettings.writeLPr(); 10122 } 10123 } 10124 } 10125 10126 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10127 int[] allUsers, boolean[] perUserInstalled, 10128 PackageInstalledInfo res) { 10129 String pkgName = newPackage.packageName; 10130 synchronized (mPackages) { 10131 //write settings. the installStatus will be incomplete at this stage. 10132 //note that the new package setting would have already been 10133 //added to mPackages. It hasn't been persisted yet. 10134 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10135 mSettings.writeLPr(); 10136 } 10137 10138 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10139 10140 synchronized (mPackages) { 10141 updatePermissionsLPw(newPackage.packageName, newPackage, 10142 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10143 ? UPDATE_PERMISSIONS_ALL : 0)); 10144 // For system-bundled packages, we assume that installing an upgraded version 10145 // of the package implies that the user actually wants to run that new code, 10146 // so we enable the package. 10147 if (isSystemApp(newPackage)) { 10148 // NB: implicit assumption that system package upgrades apply to all users 10149 if (DEBUG_INSTALL) { 10150 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10151 } 10152 PackageSetting ps = mSettings.mPackages.get(pkgName); 10153 if (ps != null) { 10154 if (res.origUsers != null) { 10155 for (int userHandle : res.origUsers) { 10156 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10157 userHandle, installerPackageName); 10158 } 10159 } 10160 // Also convey the prior install/uninstall state 10161 if (allUsers != null && perUserInstalled != null) { 10162 for (int i = 0; i < allUsers.length; i++) { 10163 if (DEBUG_INSTALL) { 10164 Slog.d(TAG, " user " + allUsers[i] 10165 + " => " + perUserInstalled[i]); 10166 } 10167 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10168 } 10169 // these install state changes will be persisted in the 10170 // upcoming call to mSettings.writeLPr(). 10171 } 10172 } 10173 } 10174 res.name = pkgName; 10175 res.uid = newPackage.applicationInfo.uid; 10176 res.pkg = newPackage; 10177 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10178 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10179 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10180 //to update install status 10181 mSettings.writeLPr(); 10182 } 10183 } 10184 10185 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10186 final int installFlags = args.installFlags; 10187 String installerPackageName = args.installerPackageName; 10188 File tmpPackageFile = new File(args.getCodePath()); 10189 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10190 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10191 boolean replace = false; 10192 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10193 // Result object to be returned 10194 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10195 10196 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10197 // Retrieve PackageSettings and parse package 10198 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10199 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10200 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10201 PackageParser pp = new PackageParser(); 10202 pp.setSeparateProcesses(mSeparateProcesses); 10203 pp.setDisplayMetrics(mMetrics); 10204 10205 final PackageParser.Package pkg; 10206 try { 10207 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10208 } catch (PackageParserException e) { 10209 res.setError("Failed parse during installPackageLI", e); 10210 return; 10211 } 10212 10213 // Mark that we have an install time CPU ABI override. 10214 pkg.cpuAbiOverride = args.abiOverride; 10215 10216 String pkgName = res.name = pkg.packageName; 10217 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10218 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10219 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10220 return; 10221 } 10222 } 10223 10224 try { 10225 pp.collectCertificates(pkg, parseFlags); 10226 pp.collectManifestDigest(pkg); 10227 } catch (PackageParserException e) { 10228 res.setError("Failed collect during installPackageLI", e); 10229 return; 10230 } 10231 10232 /* If the installer passed in a manifest digest, compare it now. */ 10233 if (args.manifestDigest != null) { 10234 if (DEBUG_INSTALL) { 10235 final String parsedManifest = pkg.manifestDigest == null ? "null" 10236 : pkg.manifestDigest.toString(); 10237 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10238 + parsedManifest); 10239 } 10240 10241 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10242 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10243 return; 10244 } 10245 } else if (DEBUG_INSTALL) { 10246 final String parsedManifest = pkg.manifestDigest == null 10247 ? "null" : pkg.manifestDigest.toString(); 10248 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10249 } 10250 10251 // Get rid of all references to package scan path via parser. 10252 pp = null; 10253 String oldCodePath = null; 10254 boolean systemApp = false; 10255 synchronized (mPackages) { 10256 // Check whether the newly-scanned package wants to define an already-defined perm 10257 int N = pkg.permissions.size(); 10258 for (int i = N-1; i >= 0; i--) { 10259 PackageParser.Permission perm = pkg.permissions.get(i); 10260 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10261 if (bp != null) { 10262 // If the defining package is signed with our cert, it's okay. This 10263 // also includes the "updating the same package" case, of course. 10264 // "updating same package" could also involve key-rotation. 10265 final boolean sigsOk; 10266 if (!bp.sourcePackage.equals(pkg.packageName) 10267 || !(bp.packageSetting instanceof PackageSetting) 10268 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 10269 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 10270 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 10271 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 10272 } else { 10273 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 10274 } 10275 if (!sigsOk) { 10276 // If the owning package is the system itself, we log but allow 10277 // install to proceed; we fail the install on all other permission 10278 // redefinitions. 10279 if (!bp.sourcePackage.equals("android")) { 10280 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10281 + pkg.packageName + " attempting to redeclare permission " 10282 + perm.info.name + " already owned by " + bp.sourcePackage); 10283 res.origPermission = perm.info.name; 10284 res.origPackage = bp.sourcePackage; 10285 return; 10286 } else { 10287 Slog.w(TAG, "Package " + pkg.packageName 10288 + " attempting to redeclare system permission " 10289 + perm.info.name + "; ignoring new declaration"); 10290 pkg.permissions.remove(i); 10291 } 10292 } 10293 } 10294 } 10295 10296 // Check if installing already existing package 10297 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10298 String oldName = mSettings.mRenamedPackages.get(pkgName); 10299 if (pkg.mOriginalPackages != null 10300 && pkg.mOriginalPackages.contains(oldName) 10301 && mPackages.containsKey(oldName)) { 10302 // This package is derived from an original package, 10303 // and this device has been updating from that original 10304 // name. We must continue using the original name, so 10305 // rename the new package here. 10306 pkg.setPackageName(oldName); 10307 pkgName = pkg.packageName; 10308 replace = true; 10309 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10310 + oldName + " pkgName=" + pkgName); 10311 } else if (mPackages.containsKey(pkgName)) { 10312 // This package, under its official name, already exists 10313 // on the device; we should replace it. 10314 replace = true; 10315 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10316 } 10317 } 10318 PackageSetting ps = mSettings.mPackages.get(pkgName); 10319 if (ps != null) { 10320 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10321 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10322 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10323 systemApp = (ps.pkg.applicationInfo.flags & 10324 ApplicationInfo.FLAG_SYSTEM) != 0; 10325 } 10326 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10327 } 10328 } 10329 10330 if (systemApp && onSd) { 10331 // Disable updates to system apps on sdcard 10332 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10333 "Cannot install updates to system apps on sdcard"); 10334 return; 10335 } 10336 10337 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10338 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10339 return; 10340 } 10341 10342 if (replace) { 10343 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10344 installerPackageName, res); 10345 } else { 10346 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10347 args.user, installerPackageName, res); 10348 } 10349 synchronized (mPackages) { 10350 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10351 if (ps != null) { 10352 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10353 } 10354 } 10355 } 10356 10357 private static boolean isForwardLocked(PackageParser.Package pkg) { 10358 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10359 } 10360 10361 private static boolean isForwardLocked(ApplicationInfo info) { 10362 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10363 } 10364 10365 private boolean isForwardLocked(PackageSetting ps) { 10366 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10367 } 10368 10369 private static boolean isMultiArch(PackageSetting ps) { 10370 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10371 } 10372 10373 private static boolean isMultiArch(ApplicationInfo info) { 10374 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10375 } 10376 10377 private static boolean isExternal(PackageParser.Package pkg) { 10378 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10379 } 10380 10381 private static boolean isExternal(PackageSetting ps) { 10382 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10383 } 10384 10385 private static boolean isExternal(ApplicationInfo info) { 10386 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10387 } 10388 10389 private static boolean isSystemApp(PackageParser.Package pkg) { 10390 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10391 } 10392 10393 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10394 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10395 } 10396 10397 private static boolean isSystemApp(ApplicationInfo info) { 10398 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10399 } 10400 10401 private static boolean isSystemApp(PackageSetting ps) { 10402 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10403 } 10404 10405 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10406 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10407 } 10408 10409 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10410 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10411 } 10412 10413 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10414 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10415 } 10416 10417 private int packageFlagsToInstallFlags(PackageSetting ps) { 10418 int installFlags = 0; 10419 if (isExternal(ps)) { 10420 installFlags |= PackageManager.INSTALL_EXTERNAL; 10421 } 10422 if (isForwardLocked(ps)) { 10423 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10424 } 10425 return installFlags; 10426 } 10427 10428 private void deleteTempPackageFiles() { 10429 final FilenameFilter filter = new FilenameFilter() { 10430 public boolean accept(File dir, String name) { 10431 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10432 } 10433 }; 10434 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10435 file.delete(); 10436 } 10437 } 10438 10439 @Override 10440 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10441 int flags) { 10442 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10443 flags); 10444 } 10445 10446 @Override 10447 public void deletePackage(final String packageName, 10448 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10449 mContext.enforceCallingOrSelfPermission( 10450 android.Manifest.permission.DELETE_PACKAGES, null); 10451 final int uid = Binder.getCallingUid(); 10452 if (UserHandle.getUserId(uid) != userId) { 10453 mContext.enforceCallingPermission( 10454 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10455 "deletePackage for user " + userId); 10456 } 10457 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10458 try { 10459 observer.onPackageDeleted(packageName, 10460 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10461 } catch (RemoteException re) { 10462 } 10463 return; 10464 } 10465 10466 boolean uninstallBlocked = false; 10467 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10468 int[] users = sUserManager.getUserIds(); 10469 for (int i = 0; i < users.length; ++i) { 10470 if (getBlockUninstallForUser(packageName, users[i])) { 10471 uninstallBlocked = true; 10472 break; 10473 } 10474 } 10475 } else { 10476 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10477 } 10478 if (uninstallBlocked) { 10479 try { 10480 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10481 null); 10482 } catch (RemoteException re) { 10483 } 10484 return; 10485 } 10486 10487 if (DEBUG_REMOVE) { 10488 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10489 } 10490 // Queue up an async operation since the package deletion may take a little while. 10491 mHandler.post(new Runnable() { 10492 public void run() { 10493 mHandler.removeCallbacks(this); 10494 final int returnCode = deletePackageX(packageName, userId, flags); 10495 if (observer != null) { 10496 try { 10497 observer.onPackageDeleted(packageName, returnCode, null); 10498 } catch (RemoteException e) { 10499 Log.i(TAG, "Observer no longer exists."); 10500 } //end catch 10501 } //end if 10502 } //end run 10503 }); 10504 } 10505 10506 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10507 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10508 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10509 try { 10510 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10511 || dpm.isDeviceOwner(packageName))) { 10512 return true; 10513 } 10514 } catch (RemoteException e) { 10515 } 10516 return false; 10517 } 10518 10519 /** 10520 * This method is an internal method that could be get invoked either 10521 * to delete an installed package or to clean up a failed installation. 10522 * After deleting an installed package, a broadcast is sent to notify any 10523 * listeners that the package has been installed. For cleaning up a failed 10524 * installation, the broadcast is not necessary since the package's 10525 * installation wouldn't have sent the initial broadcast either 10526 * The key steps in deleting a package are 10527 * deleting the package information in internal structures like mPackages, 10528 * deleting the packages base directories through installd 10529 * updating mSettings to reflect current status 10530 * persisting settings for later use 10531 * sending a broadcast if necessary 10532 */ 10533 private int deletePackageX(String packageName, int userId, int flags) { 10534 final PackageRemovedInfo info = new PackageRemovedInfo(); 10535 final boolean res; 10536 10537 if (isPackageDeviceAdmin(packageName, userId)) { 10538 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10539 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10540 } 10541 10542 boolean removedForAllUsers = false; 10543 boolean systemUpdate = false; 10544 10545 // for the uninstall-updates case and restricted profiles, remember the per- 10546 // userhandle installed state 10547 int[] allUsers; 10548 boolean[] perUserInstalled; 10549 synchronized (mPackages) { 10550 PackageSetting ps = mSettings.mPackages.get(packageName); 10551 allUsers = sUserManager.getUserIds(); 10552 perUserInstalled = new boolean[allUsers.length]; 10553 for (int i = 0; i < allUsers.length; i++) { 10554 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10555 } 10556 } 10557 10558 synchronized (mInstallLock) { 10559 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10560 res = deletePackageLI(packageName, 10561 (flags & PackageManager.DELETE_ALL_USERS) != 0 10562 ? UserHandle.ALL : new UserHandle(userId), 10563 true, allUsers, perUserInstalled, 10564 flags | REMOVE_CHATTY, info, true); 10565 systemUpdate = info.isRemovedPackageSystemUpdate; 10566 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10567 removedForAllUsers = true; 10568 } 10569 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10570 + " removedForAllUsers=" + removedForAllUsers); 10571 } 10572 10573 if (res) { 10574 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10575 10576 // If the removed package was a system update, the old system package 10577 // was re-enabled; we need to broadcast this information 10578 if (systemUpdate) { 10579 Bundle extras = new Bundle(1); 10580 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10581 ? info.removedAppId : info.uid); 10582 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10583 10584 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10585 extras, null, null, null); 10586 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10587 extras, null, null, null); 10588 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10589 null, packageName, null, null); 10590 } 10591 } 10592 // Force a gc here. 10593 Runtime.getRuntime().gc(); 10594 // Delete the resources here after sending the broadcast to let 10595 // other processes clean up before deleting resources. 10596 if (info.args != null) { 10597 synchronized (mInstallLock) { 10598 info.args.doPostDeleteLI(true); 10599 } 10600 } 10601 10602 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10603 } 10604 10605 static class PackageRemovedInfo { 10606 String removedPackage; 10607 int uid = -1; 10608 int removedAppId = -1; 10609 int[] removedUsers = null; 10610 boolean isRemovedPackageSystemUpdate = false; 10611 // Clean up resources deleted packages. 10612 InstallArgs args = null; 10613 10614 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10615 Bundle extras = new Bundle(1); 10616 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10617 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10618 if (replacing) { 10619 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10620 } 10621 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10622 if (removedPackage != null) { 10623 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10624 extras, null, null, removedUsers); 10625 if (fullRemove && !replacing) { 10626 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10627 extras, null, null, removedUsers); 10628 } 10629 } 10630 if (removedAppId >= 0) { 10631 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10632 removedUsers); 10633 } 10634 } 10635 } 10636 10637 /* 10638 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10639 * flag is not set, the data directory is removed as well. 10640 * make sure this flag is set for partially installed apps. If not its meaningless to 10641 * delete a partially installed application. 10642 */ 10643 private void removePackageDataLI(PackageSetting ps, 10644 int[] allUserHandles, boolean[] perUserInstalled, 10645 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10646 String packageName = ps.name; 10647 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10648 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10649 // Retrieve object to delete permissions for shared user later on 10650 final PackageSetting deletedPs; 10651 // reader 10652 synchronized (mPackages) { 10653 deletedPs = mSettings.mPackages.get(packageName); 10654 if (outInfo != null) { 10655 outInfo.removedPackage = packageName; 10656 outInfo.removedUsers = deletedPs != null 10657 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10658 : null; 10659 } 10660 } 10661 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10662 removeDataDirsLI(packageName); 10663 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10664 } 10665 // writer 10666 synchronized (mPackages) { 10667 if (deletedPs != null) { 10668 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10669 if (outInfo != null) { 10670 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10671 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10672 } 10673 if (deletedPs != null) { 10674 updatePermissionsLPw(deletedPs.name, null, 0); 10675 if (deletedPs.sharedUser != null) { 10676 // remove permissions associated with package 10677 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10678 } 10679 } 10680 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10681 } 10682 // make sure to preserve per-user disabled state if this removal was just 10683 // a downgrade of a system app to the factory package 10684 if (allUserHandles != null && perUserInstalled != null) { 10685 if (DEBUG_REMOVE) { 10686 Slog.d(TAG, "Propagating install state across downgrade"); 10687 } 10688 for (int i = 0; i < allUserHandles.length; i++) { 10689 if (DEBUG_REMOVE) { 10690 Slog.d(TAG, " user " + allUserHandles[i] 10691 + " => " + perUserInstalled[i]); 10692 } 10693 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10694 } 10695 } 10696 } 10697 // can downgrade to reader 10698 if (writeSettings) { 10699 // Save settings now 10700 mSettings.writeLPr(); 10701 } 10702 } 10703 if (outInfo != null) { 10704 // A user ID was deleted here. Go through all users and remove it 10705 // from KeyStore. 10706 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10707 } 10708 } 10709 10710 static boolean locationIsPrivileged(File path) { 10711 try { 10712 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10713 .getCanonicalPath(); 10714 return path.getCanonicalPath().startsWith(privilegedAppDir); 10715 } catch (IOException e) { 10716 Slog.e(TAG, "Unable to access code path " + path); 10717 } 10718 return false; 10719 } 10720 10721 /* 10722 * Tries to delete system package. 10723 */ 10724 private boolean deleteSystemPackageLI(PackageSetting newPs, 10725 int[] allUserHandles, boolean[] perUserInstalled, 10726 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10727 final boolean applyUserRestrictions 10728 = (allUserHandles != null) && (perUserInstalled != null); 10729 PackageSetting disabledPs = null; 10730 // Confirm if the system package has been updated 10731 // An updated system app can be deleted. This will also have to restore 10732 // the system pkg from system partition 10733 // reader 10734 synchronized (mPackages) { 10735 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10736 } 10737 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10738 + " disabledPs=" + disabledPs); 10739 if (disabledPs == null) { 10740 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10741 return false; 10742 } else if (DEBUG_REMOVE) { 10743 Slog.d(TAG, "Deleting system pkg from data partition"); 10744 } 10745 if (DEBUG_REMOVE) { 10746 if (applyUserRestrictions) { 10747 Slog.d(TAG, "Remembering install states:"); 10748 for (int i = 0; i < allUserHandles.length; i++) { 10749 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10750 } 10751 } 10752 } 10753 // Delete the updated package 10754 outInfo.isRemovedPackageSystemUpdate = true; 10755 if (disabledPs.versionCode < newPs.versionCode) { 10756 // Delete data for downgrades 10757 flags &= ~PackageManager.DELETE_KEEP_DATA; 10758 } else { 10759 // Preserve data by setting flag 10760 flags |= PackageManager.DELETE_KEEP_DATA; 10761 } 10762 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10763 allUserHandles, perUserInstalled, outInfo, writeSettings); 10764 if (!ret) { 10765 return false; 10766 } 10767 // writer 10768 synchronized (mPackages) { 10769 // Reinstate the old system package 10770 mSettings.enableSystemPackageLPw(newPs.name); 10771 // Remove any native libraries from the upgraded package. 10772 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10773 } 10774 // Install the system package 10775 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10776 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10777 if (locationIsPrivileged(disabledPs.codePath)) { 10778 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10779 } 10780 10781 final PackageParser.Package newPkg; 10782 try { 10783 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10784 } catch (PackageManagerException e) { 10785 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10786 return false; 10787 } 10788 10789 // writer 10790 synchronized (mPackages) { 10791 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10792 updatePermissionsLPw(newPkg.packageName, newPkg, 10793 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10794 if (applyUserRestrictions) { 10795 if (DEBUG_REMOVE) { 10796 Slog.d(TAG, "Propagating install state across reinstall"); 10797 } 10798 for (int i = 0; i < allUserHandles.length; i++) { 10799 if (DEBUG_REMOVE) { 10800 Slog.d(TAG, " user " + allUserHandles[i] 10801 + " => " + perUserInstalled[i]); 10802 } 10803 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10804 } 10805 // Regardless of writeSettings we need to ensure that this restriction 10806 // state propagation is persisted 10807 mSettings.writeAllUsersPackageRestrictionsLPr(); 10808 } 10809 // can downgrade to reader here 10810 if (writeSettings) { 10811 mSettings.writeLPr(); 10812 } 10813 } 10814 return true; 10815 } 10816 10817 private boolean deleteInstalledPackageLI(PackageSetting ps, 10818 boolean deleteCodeAndResources, int flags, 10819 int[] allUserHandles, boolean[] perUserInstalled, 10820 PackageRemovedInfo outInfo, boolean writeSettings) { 10821 if (outInfo != null) { 10822 outInfo.uid = ps.appId; 10823 } 10824 10825 // Delete package data from internal structures and also remove data if flag is set 10826 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10827 10828 // Delete application code and resources 10829 if (deleteCodeAndResources && (outInfo != null)) { 10830 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10831 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10832 getAppDexInstructionSets(ps)); 10833 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10834 } 10835 return true; 10836 } 10837 10838 @Override 10839 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10840 int userId) { 10841 mContext.enforceCallingOrSelfPermission( 10842 android.Manifest.permission.DELETE_PACKAGES, null); 10843 synchronized (mPackages) { 10844 PackageSetting ps = mSettings.mPackages.get(packageName); 10845 if (ps == null) { 10846 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10847 return false; 10848 } 10849 if (!ps.getInstalled(userId)) { 10850 // Can't block uninstall for an app that is not installed or enabled. 10851 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10852 return false; 10853 } 10854 ps.setBlockUninstall(blockUninstall, userId); 10855 mSettings.writePackageRestrictionsLPr(userId); 10856 } 10857 return true; 10858 } 10859 10860 @Override 10861 public boolean getBlockUninstallForUser(String packageName, int userId) { 10862 synchronized (mPackages) { 10863 PackageSetting ps = mSettings.mPackages.get(packageName); 10864 if (ps == null) { 10865 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10866 return false; 10867 } 10868 return ps.getBlockUninstall(userId); 10869 } 10870 } 10871 10872 /* 10873 * This method handles package deletion in general 10874 */ 10875 private boolean deletePackageLI(String packageName, UserHandle user, 10876 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10877 int flags, PackageRemovedInfo outInfo, 10878 boolean writeSettings) { 10879 if (packageName == null) { 10880 Slog.w(TAG, "Attempt to delete null packageName."); 10881 return false; 10882 } 10883 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10884 PackageSetting ps; 10885 boolean dataOnly = false; 10886 int removeUser = -1; 10887 int appId = -1; 10888 synchronized (mPackages) { 10889 ps = mSettings.mPackages.get(packageName); 10890 if (ps == null) { 10891 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10892 return false; 10893 } 10894 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10895 && user.getIdentifier() != UserHandle.USER_ALL) { 10896 // The caller is asking that the package only be deleted for a single 10897 // user. To do this, we just mark its uninstalled state and delete 10898 // its data. If this is a system app, we only allow this to happen if 10899 // they have set the special DELETE_SYSTEM_APP which requests different 10900 // semantics than normal for uninstalling system apps. 10901 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10902 ps.setUserState(user.getIdentifier(), 10903 COMPONENT_ENABLED_STATE_DEFAULT, 10904 false, //installed 10905 true, //stopped 10906 true, //notLaunched 10907 false, //hidden 10908 null, null, null, 10909 false // blockUninstall 10910 ); 10911 if (!isSystemApp(ps)) { 10912 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10913 // Other user still have this package installed, so all 10914 // we need to do is clear this user's data and save that 10915 // it is uninstalled. 10916 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10917 removeUser = user.getIdentifier(); 10918 appId = ps.appId; 10919 mSettings.writePackageRestrictionsLPr(removeUser); 10920 } else { 10921 // We need to set it back to 'installed' so the uninstall 10922 // broadcasts will be sent correctly. 10923 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10924 ps.setInstalled(true, user.getIdentifier()); 10925 } 10926 } else { 10927 // This is a system app, so we assume that the 10928 // other users still have this package installed, so all 10929 // we need to do is clear this user's data and save that 10930 // it is uninstalled. 10931 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10932 removeUser = user.getIdentifier(); 10933 appId = ps.appId; 10934 mSettings.writePackageRestrictionsLPr(removeUser); 10935 } 10936 } 10937 } 10938 10939 if (removeUser >= 0) { 10940 // From above, we determined that we are deleting this only 10941 // for a single user. Continue the work here. 10942 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10943 if (outInfo != null) { 10944 outInfo.removedPackage = packageName; 10945 outInfo.removedAppId = appId; 10946 outInfo.removedUsers = new int[] {removeUser}; 10947 } 10948 mInstaller.clearUserData(packageName, removeUser); 10949 removeKeystoreDataIfNeeded(removeUser, appId); 10950 schedulePackageCleaning(packageName, removeUser, false); 10951 return true; 10952 } 10953 10954 if (dataOnly) { 10955 // Delete application data first 10956 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10957 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10958 return true; 10959 } 10960 10961 boolean ret = false; 10962 if (isSystemApp(ps)) { 10963 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10964 // When an updated system application is deleted we delete the existing resources as well and 10965 // fall back to existing code in system partition 10966 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10967 flags, outInfo, writeSettings); 10968 } else { 10969 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10970 // Kill application pre-emptively especially for apps on sd. 10971 killApplication(packageName, ps.appId, "uninstall pkg"); 10972 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10973 allUserHandles, perUserInstalled, 10974 outInfo, writeSettings); 10975 } 10976 10977 return ret; 10978 } 10979 10980 private final class ClearStorageConnection implements ServiceConnection { 10981 IMediaContainerService mContainerService; 10982 10983 @Override 10984 public void onServiceConnected(ComponentName name, IBinder service) { 10985 synchronized (this) { 10986 mContainerService = IMediaContainerService.Stub.asInterface(service); 10987 notifyAll(); 10988 } 10989 } 10990 10991 @Override 10992 public void onServiceDisconnected(ComponentName name) { 10993 } 10994 } 10995 10996 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10997 final boolean mounted; 10998 if (Environment.isExternalStorageEmulated()) { 10999 mounted = true; 11000 } else { 11001 final String status = Environment.getExternalStorageState(); 11002 11003 mounted = status.equals(Environment.MEDIA_MOUNTED) 11004 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 11005 } 11006 11007 if (!mounted) { 11008 return; 11009 } 11010 11011 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11012 int[] users; 11013 if (userId == UserHandle.USER_ALL) { 11014 users = sUserManager.getUserIds(); 11015 } else { 11016 users = new int[] { userId }; 11017 } 11018 final ClearStorageConnection conn = new ClearStorageConnection(); 11019 if (mContext.bindServiceAsUser( 11020 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11021 try { 11022 for (int curUser : users) { 11023 long timeout = SystemClock.uptimeMillis() + 5000; 11024 synchronized (conn) { 11025 long now = SystemClock.uptimeMillis(); 11026 while (conn.mContainerService == null && now < timeout) { 11027 try { 11028 conn.wait(timeout - now); 11029 } catch (InterruptedException e) { 11030 } 11031 } 11032 } 11033 if (conn.mContainerService == null) { 11034 return; 11035 } 11036 11037 final UserEnvironment userEnv = new UserEnvironment(curUser); 11038 clearDirectory(conn.mContainerService, 11039 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11040 if (allData) { 11041 clearDirectory(conn.mContainerService, 11042 userEnv.buildExternalStorageAppDataDirs(packageName)); 11043 clearDirectory(conn.mContainerService, 11044 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11045 } 11046 } 11047 } finally { 11048 mContext.unbindService(conn); 11049 } 11050 } 11051 } 11052 11053 @Override 11054 public void clearApplicationUserData(final String packageName, 11055 final IPackageDataObserver observer, final int userId) { 11056 mContext.enforceCallingOrSelfPermission( 11057 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11058 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 11059 // Queue up an async operation since the package deletion may take a little while. 11060 mHandler.post(new Runnable() { 11061 public void run() { 11062 mHandler.removeCallbacks(this); 11063 final boolean succeeded; 11064 synchronized (mInstallLock) { 11065 succeeded = clearApplicationUserDataLI(packageName, userId); 11066 } 11067 clearExternalStorageDataSync(packageName, userId, true); 11068 if (succeeded) { 11069 // invoke DeviceStorageMonitor's update method to clear any notifications 11070 DeviceStorageMonitorInternal 11071 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11072 if (dsm != null) { 11073 dsm.checkMemory(); 11074 } 11075 } 11076 if(observer != null) { 11077 try { 11078 observer.onRemoveCompleted(packageName, succeeded); 11079 } catch (RemoteException e) { 11080 Log.i(TAG, "Observer no longer exists."); 11081 } 11082 } //end if observer 11083 } //end run 11084 }); 11085 } 11086 11087 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11088 if (packageName == null) { 11089 Slog.w(TAG, "Attempt to delete null packageName."); 11090 return false; 11091 } 11092 11093 // Try finding details about the requested package 11094 PackageParser.Package pkg; 11095 synchronized (mPackages) { 11096 pkg = mPackages.get(packageName); 11097 if (pkg == null) { 11098 final PackageSetting ps = mSettings.mPackages.get(packageName); 11099 if (ps != null) { 11100 pkg = ps.pkg; 11101 } 11102 } 11103 } 11104 11105 if (pkg == null) { 11106 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11107 } 11108 11109 // Always delete data directories for package, even if we found no other 11110 // record of app. This helps users recover from UID mismatches without 11111 // resorting to a full data wipe. 11112 int retCode = mInstaller.clearUserData(packageName, userId); 11113 if (retCode < 0) { 11114 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 11115 return false; 11116 } 11117 11118 if (pkg == null) { 11119 return false; 11120 } 11121 11122 if (pkg != null && pkg.applicationInfo != null) { 11123 final int appId = pkg.applicationInfo.uid; 11124 removeKeystoreDataIfNeeded(userId, appId); 11125 } 11126 11127 // Create a native library symlink only if we have native libraries 11128 // and if the native libraries are 32 bit libraries. We do not provide 11129 // this symlink for 64 bit libraries. 11130 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11131 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11132 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11133 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11134 Slog.w(TAG, "Failed linking native library dir"); 11135 return false; 11136 } 11137 } 11138 11139 return true; 11140 } 11141 11142 /** 11143 * Remove entries from the keystore daemon. Will only remove it if the 11144 * {@code appId} is valid. 11145 */ 11146 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11147 if (appId < 0) { 11148 return; 11149 } 11150 11151 final KeyStore keyStore = KeyStore.getInstance(); 11152 if (keyStore != null) { 11153 if (userId == UserHandle.USER_ALL) { 11154 for (final int individual : sUserManager.getUserIds()) { 11155 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11156 } 11157 } else { 11158 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11159 } 11160 } else { 11161 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11162 } 11163 } 11164 11165 @Override 11166 public void deleteApplicationCacheFiles(final String packageName, 11167 final IPackageDataObserver observer) { 11168 mContext.enforceCallingOrSelfPermission( 11169 android.Manifest.permission.DELETE_CACHE_FILES, null); 11170 // Queue up an async operation since the package deletion may take a little while. 11171 final int userId = UserHandle.getCallingUserId(); 11172 mHandler.post(new Runnable() { 11173 public void run() { 11174 mHandler.removeCallbacks(this); 11175 final boolean succeded; 11176 synchronized (mInstallLock) { 11177 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11178 } 11179 clearExternalStorageDataSync(packageName, userId, false); 11180 if(observer != null) { 11181 try { 11182 observer.onRemoveCompleted(packageName, succeded); 11183 } catch (RemoteException e) { 11184 Log.i(TAG, "Observer no longer exists."); 11185 } 11186 } //end if observer 11187 } //end run 11188 }); 11189 } 11190 11191 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11192 if (packageName == null) { 11193 Slog.w(TAG, "Attempt to delete null packageName."); 11194 return false; 11195 } 11196 PackageParser.Package p; 11197 synchronized (mPackages) { 11198 p = mPackages.get(packageName); 11199 } 11200 if (p == null) { 11201 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11202 return false; 11203 } 11204 final ApplicationInfo applicationInfo = p.applicationInfo; 11205 if (applicationInfo == null) { 11206 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11207 return false; 11208 } 11209 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11210 if (retCode < 0) { 11211 Slog.w(TAG, "Couldn't remove cache files for package: " 11212 + packageName + " u" + userId); 11213 return false; 11214 } 11215 return true; 11216 } 11217 11218 @Override 11219 public void getPackageSizeInfo(final String packageName, int userHandle, 11220 final IPackageStatsObserver observer) { 11221 mContext.enforceCallingOrSelfPermission( 11222 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11223 if (packageName == null) { 11224 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11225 } 11226 11227 PackageStats stats = new PackageStats(packageName, userHandle); 11228 11229 /* 11230 * Queue up an async operation since the package measurement may take a 11231 * little while. 11232 */ 11233 Message msg = mHandler.obtainMessage(INIT_COPY); 11234 msg.obj = new MeasureParams(stats, observer); 11235 mHandler.sendMessage(msg); 11236 } 11237 11238 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11239 PackageStats pStats) { 11240 if (packageName == null) { 11241 Slog.w(TAG, "Attempt to get size of null packageName."); 11242 return false; 11243 } 11244 PackageParser.Package p; 11245 boolean dataOnly = false; 11246 String libDirRoot = null; 11247 String asecPath = null; 11248 PackageSetting ps = null; 11249 synchronized (mPackages) { 11250 p = mPackages.get(packageName); 11251 ps = mSettings.mPackages.get(packageName); 11252 if(p == null) { 11253 dataOnly = true; 11254 if((ps == null) || (ps.pkg == null)) { 11255 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11256 return false; 11257 } 11258 p = ps.pkg; 11259 } 11260 if (ps != null) { 11261 libDirRoot = ps.legacyNativeLibraryPathString; 11262 } 11263 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11264 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11265 if (secureContainerId != null) { 11266 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11267 } 11268 } 11269 } 11270 String publicSrcDir = null; 11271 if(!dataOnly) { 11272 final ApplicationInfo applicationInfo = p.applicationInfo; 11273 if (applicationInfo == null) { 11274 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11275 return false; 11276 } 11277 if (isForwardLocked(p)) { 11278 publicSrcDir = applicationInfo.getBaseResourcePath(); 11279 } 11280 } 11281 // TODO: extend to measure size of split APKs 11282 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11283 // not just the first level. 11284 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11285 // just the primary. 11286 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11287 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11288 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11289 if (res < 0) { 11290 return false; 11291 } 11292 11293 // Fix-up for forward-locked applications in ASEC containers. 11294 if (!isExternal(p)) { 11295 pStats.codeSize += pStats.externalCodeSize; 11296 pStats.externalCodeSize = 0L; 11297 } 11298 11299 return true; 11300 } 11301 11302 11303 @Override 11304 public void addPackageToPreferred(String packageName) { 11305 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11306 } 11307 11308 @Override 11309 public void removePackageFromPreferred(String packageName) { 11310 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11311 } 11312 11313 @Override 11314 public List<PackageInfo> getPreferredPackages(int flags) { 11315 return new ArrayList<PackageInfo>(); 11316 } 11317 11318 private int getUidTargetSdkVersionLockedLPr(int uid) { 11319 Object obj = mSettings.getUserIdLPr(uid); 11320 if (obj instanceof SharedUserSetting) { 11321 final SharedUserSetting sus = (SharedUserSetting) obj; 11322 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11323 final Iterator<PackageSetting> it = sus.packages.iterator(); 11324 while (it.hasNext()) { 11325 final PackageSetting ps = it.next(); 11326 if (ps.pkg != null) { 11327 int v = ps.pkg.applicationInfo.targetSdkVersion; 11328 if (v < vers) vers = v; 11329 } 11330 } 11331 return vers; 11332 } else if (obj instanceof PackageSetting) { 11333 final PackageSetting ps = (PackageSetting) obj; 11334 if (ps.pkg != null) { 11335 return ps.pkg.applicationInfo.targetSdkVersion; 11336 } 11337 } 11338 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11339 } 11340 11341 @Override 11342 public void addPreferredActivity(IntentFilter filter, int match, 11343 ComponentName[] set, ComponentName activity, int userId) { 11344 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11345 "Adding preferred"); 11346 } 11347 11348 private void addPreferredActivityInternal(IntentFilter filter, int match, 11349 ComponentName[] set, ComponentName activity, boolean always, int userId, 11350 String opname) { 11351 // writer 11352 int callingUid = Binder.getCallingUid(); 11353 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 11354 if (filter.countActions() == 0) { 11355 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11356 return; 11357 } 11358 synchronized (mPackages) { 11359 if (mContext.checkCallingOrSelfPermission( 11360 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11361 != PackageManager.PERMISSION_GRANTED) { 11362 if (getUidTargetSdkVersionLockedLPr(callingUid) 11363 < Build.VERSION_CODES.FROYO) { 11364 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11365 + callingUid); 11366 return; 11367 } 11368 mContext.enforceCallingOrSelfPermission( 11369 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11370 } 11371 11372 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11373 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11374 + userId + ":"); 11375 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11376 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11377 mSettings.writePackageRestrictionsLPr(userId); 11378 } 11379 } 11380 11381 @Override 11382 public void replacePreferredActivity(IntentFilter filter, int match, 11383 ComponentName[] set, ComponentName activity, int userId) { 11384 if (filter.countActions() != 1) { 11385 throw new IllegalArgumentException( 11386 "replacePreferredActivity expects filter to have only 1 action."); 11387 } 11388 if (filter.countDataAuthorities() != 0 11389 || filter.countDataPaths() != 0 11390 || filter.countDataSchemes() > 1 11391 || filter.countDataTypes() != 0) { 11392 throw new IllegalArgumentException( 11393 "replacePreferredActivity expects filter to have no data authorities, " + 11394 "paths, or types; and at most one scheme."); 11395 } 11396 11397 final int callingUid = Binder.getCallingUid(); 11398 enforceCrossUserPermission(callingUid, userId, true, "replace preferred activity"); 11399 synchronized (mPackages) { 11400 if (mContext.checkCallingOrSelfPermission( 11401 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11402 != PackageManager.PERMISSION_GRANTED) { 11403 if (getUidTargetSdkVersionLockedLPr(callingUid) 11404 < Build.VERSION_CODES.FROYO) { 11405 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11406 + Binder.getCallingUid()); 11407 return; 11408 } 11409 mContext.enforceCallingOrSelfPermission( 11410 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11411 } 11412 11413 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11414 if (pir != null) { 11415 // Get all of the existing entries that exactly match this filter. 11416 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11417 if (existing != null && existing.size() == 1) { 11418 PreferredActivity cur = existing.get(0); 11419 if (DEBUG_PREFERRED) { 11420 Slog.i(TAG, "Checking replace of preferred:"); 11421 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11422 if (!cur.mPref.mAlways) { 11423 Slog.i(TAG, " -- CUR; not mAlways!"); 11424 } else { 11425 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11426 Slog.i(TAG, " -- CUR: mSet=" 11427 + Arrays.toString(cur.mPref.mSetComponents)); 11428 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11429 Slog.i(TAG, " -- NEW: mMatch=" 11430 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11431 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11432 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11433 } 11434 } 11435 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11436 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11437 && cur.mPref.sameSet(set)) { 11438 if (DEBUG_PREFERRED) { 11439 Slog.i(TAG, "Replacing with same preferred activity " 11440 + cur.mPref.mShortComponent + " for user " 11441 + userId + ":"); 11442 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11443 } else { 11444 Slog.i(TAG, "Replacing with same preferred activity " 11445 + cur.mPref.mShortComponent + " for user " 11446 + userId); 11447 } 11448 return; 11449 } 11450 } 11451 11452 if (existing != null) { 11453 if (DEBUG_PREFERRED) { 11454 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11455 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11456 } 11457 for (int i = 0; i < existing.size(); i++) { 11458 PreferredActivity pa = existing.get(i); 11459 if (DEBUG_PREFERRED) { 11460 Slog.i(TAG, "Removing existing preferred activity " 11461 + pa.mPref.mComponent + ":"); 11462 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11463 } 11464 pir.removeFilter(pa); 11465 } 11466 } 11467 } 11468 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11469 "Replacing preferred"); 11470 } 11471 } 11472 11473 @Override 11474 public void clearPackagePreferredActivities(String packageName) { 11475 final int uid = Binder.getCallingUid(); 11476 // writer 11477 synchronized (mPackages) { 11478 PackageParser.Package pkg = mPackages.get(packageName); 11479 if (pkg == null || pkg.applicationInfo.uid != uid) { 11480 if (mContext.checkCallingOrSelfPermission( 11481 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11482 != PackageManager.PERMISSION_GRANTED) { 11483 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11484 < Build.VERSION_CODES.FROYO) { 11485 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11486 + Binder.getCallingUid()); 11487 return; 11488 } 11489 mContext.enforceCallingOrSelfPermission( 11490 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11491 } 11492 } 11493 11494 int user = UserHandle.getCallingUserId(); 11495 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11496 mSettings.writePackageRestrictionsLPr(user); 11497 scheduleWriteSettingsLocked(); 11498 } 11499 } 11500 } 11501 11502 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11503 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11504 ArrayList<PreferredActivity> removed = null; 11505 boolean changed = false; 11506 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11507 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11508 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11509 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11510 continue; 11511 } 11512 Iterator<PreferredActivity> it = pir.filterIterator(); 11513 while (it.hasNext()) { 11514 PreferredActivity pa = it.next(); 11515 // Mark entry for removal only if it matches the package name 11516 // and the entry is of type "always". 11517 if (packageName == null || 11518 (pa.mPref.mComponent.getPackageName().equals(packageName) 11519 && pa.mPref.mAlways)) { 11520 if (removed == null) { 11521 removed = new ArrayList<PreferredActivity>(); 11522 } 11523 removed.add(pa); 11524 } 11525 } 11526 if (removed != null) { 11527 for (int j=0; j<removed.size(); j++) { 11528 PreferredActivity pa = removed.get(j); 11529 pir.removeFilter(pa); 11530 } 11531 changed = true; 11532 } 11533 } 11534 return changed; 11535 } 11536 11537 @Override 11538 public void resetPreferredActivities(int userId) { 11539 mContext.enforceCallingOrSelfPermission( 11540 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11541 // writer 11542 synchronized (mPackages) { 11543 int user = UserHandle.getCallingUserId(); 11544 clearPackagePreferredActivitiesLPw(null, user); 11545 mSettings.readDefaultPreferredAppsLPw(this, user); 11546 mSettings.writePackageRestrictionsLPr(user); 11547 scheduleWriteSettingsLocked(); 11548 } 11549 } 11550 11551 @Override 11552 public int getPreferredActivities(List<IntentFilter> outFilters, 11553 List<ComponentName> outActivities, String packageName) { 11554 11555 int num = 0; 11556 final int userId = UserHandle.getCallingUserId(); 11557 // reader 11558 synchronized (mPackages) { 11559 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11560 if (pir != null) { 11561 final Iterator<PreferredActivity> it = pir.filterIterator(); 11562 while (it.hasNext()) { 11563 final PreferredActivity pa = it.next(); 11564 if (packageName == null 11565 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11566 && pa.mPref.mAlways)) { 11567 if (outFilters != null) { 11568 outFilters.add(new IntentFilter(pa)); 11569 } 11570 if (outActivities != null) { 11571 outActivities.add(pa.mPref.mComponent); 11572 } 11573 } 11574 } 11575 } 11576 } 11577 11578 return num; 11579 } 11580 11581 @Override 11582 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11583 int userId) { 11584 int callingUid = Binder.getCallingUid(); 11585 if (callingUid != Process.SYSTEM_UID) { 11586 throw new SecurityException( 11587 "addPersistentPreferredActivity can only be run by the system"); 11588 } 11589 if (filter.countActions() == 0) { 11590 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11591 return; 11592 } 11593 synchronized (mPackages) { 11594 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11595 " :"); 11596 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11597 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11598 new PersistentPreferredActivity(filter, activity)); 11599 mSettings.writePackageRestrictionsLPr(userId); 11600 } 11601 } 11602 11603 @Override 11604 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11605 int callingUid = Binder.getCallingUid(); 11606 if (callingUid != Process.SYSTEM_UID) { 11607 throw new SecurityException( 11608 "clearPackagePersistentPreferredActivities can only be run by the system"); 11609 } 11610 ArrayList<PersistentPreferredActivity> removed = null; 11611 boolean changed = false; 11612 synchronized (mPackages) { 11613 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11614 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11615 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11616 .valueAt(i); 11617 if (userId != thisUserId) { 11618 continue; 11619 } 11620 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11621 while (it.hasNext()) { 11622 PersistentPreferredActivity ppa = it.next(); 11623 // Mark entry for removal only if it matches the package name. 11624 if (ppa.mComponent.getPackageName().equals(packageName)) { 11625 if (removed == null) { 11626 removed = new ArrayList<PersistentPreferredActivity>(); 11627 } 11628 removed.add(ppa); 11629 } 11630 } 11631 if (removed != null) { 11632 for (int j=0; j<removed.size(); j++) { 11633 PersistentPreferredActivity ppa = removed.get(j); 11634 ppir.removeFilter(ppa); 11635 } 11636 changed = true; 11637 } 11638 } 11639 11640 if (changed) { 11641 mSettings.writePackageRestrictionsLPr(userId); 11642 } 11643 } 11644 } 11645 11646 @Override 11647 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11648 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11649 mContext.enforceCallingOrSelfPermission( 11650 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11651 int callingUid = Binder.getCallingUid(); 11652 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11653 if (intentFilter.countActions() == 0) { 11654 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11655 return; 11656 } 11657 synchronized (mPackages) { 11658 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11659 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11660 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11661 mSettings.writePackageRestrictionsLPr(sourceUserId); 11662 } 11663 } 11664 11665 @Override 11666 public void addCrossProfileIntentsForPackage(String packageName, 11667 int sourceUserId, int targetUserId) { 11668 mContext.enforceCallingOrSelfPermission( 11669 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11670 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11671 mSettings.writePackageRestrictionsLPr(sourceUserId); 11672 } 11673 11674 @Override 11675 public void removeCrossProfileIntentsForPackage(String packageName, 11676 int sourceUserId, int targetUserId) { 11677 mContext.enforceCallingOrSelfPermission( 11678 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11679 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11680 mSettings.writePackageRestrictionsLPr(sourceUserId); 11681 } 11682 11683 @Override 11684 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11685 int ownerUserId) { 11686 mContext.enforceCallingOrSelfPermission( 11687 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11688 int callingUid = Binder.getCallingUid(); 11689 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11690 int callingUserId = UserHandle.getUserId(callingUid); 11691 synchronized (mPackages) { 11692 CrossProfileIntentResolver resolver = 11693 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11694 HashSet<CrossProfileIntentFilter> set = 11695 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11696 for (CrossProfileIntentFilter filter : set) { 11697 if (filter.getOwnerPackage().equals(ownerPackage) 11698 && filter.getOwnerUserId() == callingUserId) { 11699 resolver.removeFilter(filter); 11700 } 11701 } 11702 mSettings.writePackageRestrictionsLPr(sourceUserId); 11703 } 11704 } 11705 11706 // Enforcing that callingUid is owning pkg on userId 11707 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11708 // The system owns everything. 11709 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11710 return; 11711 } 11712 int callingUserId = UserHandle.getUserId(callingUid); 11713 if (callingUserId != userId) { 11714 throw new SecurityException("calling uid " + callingUid 11715 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11716 + callingUserId); 11717 } 11718 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11719 if (pi == null) { 11720 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11721 + callingUserId); 11722 } 11723 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11724 throw new SecurityException("Calling uid " + callingUid 11725 + " does not own package " + pkg); 11726 } 11727 } 11728 11729 @Override 11730 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11731 Intent intent = new Intent(Intent.ACTION_MAIN); 11732 intent.addCategory(Intent.CATEGORY_HOME); 11733 11734 final int callingUserId = UserHandle.getCallingUserId(); 11735 List<ResolveInfo> list = queryIntentActivities(intent, null, 11736 PackageManager.GET_META_DATA, callingUserId); 11737 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11738 true, false, false, callingUserId); 11739 11740 allHomeCandidates.clear(); 11741 if (list != null) { 11742 for (ResolveInfo ri : list) { 11743 allHomeCandidates.add(ri); 11744 } 11745 } 11746 return (preferred == null || preferred.activityInfo == null) 11747 ? null 11748 : new ComponentName(preferred.activityInfo.packageName, 11749 preferred.activityInfo.name); 11750 } 11751 11752 @Override 11753 public void setApplicationEnabledSetting(String appPackageName, 11754 int newState, int flags, int userId, String callingPackage) { 11755 if (!sUserManager.exists(userId)) return; 11756 if (callingPackage == null) { 11757 callingPackage = Integer.toString(Binder.getCallingUid()); 11758 } 11759 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11760 } 11761 11762 @Override 11763 public void setComponentEnabledSetting(ComponentName componentName, 11764 int newState, int flags, int userId) { 11765 if (!sUserManager.exists(userId)) return; 11766 setEnabledSetting(componentName.getPackageName(), 11767 componentName.getClassName(), newState, flags, userId, null); 11768 } 11769 11770 private void setEnabledSetting(final String packageName, String className, int newState, 11771 final int flags, int userId, String callingPackage) { 11772 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11773 || newState == COMPONENT_ENABLED_STATE_ENABLED 11774 || newState == COMPONENT_ENABLED_STATE_DISABLED 11775 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11776 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11777 throw new IllegalArgumentException("Invalid new component state: " 11778 + newState); 11779 } 11780 PackageSetting pkgSetting; 11781 final int uid = Binder.getCallingUid(); 11782 final int permission = mContext.checkCallingOrSelfPermission( 11783 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11784 enforceCrossUserPermission(uid, userId, false, "set enabled"); 11785 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11786 boolean sendNow = false; 11787 boolean isApp = (className == null); 11788 String componentName = isApp ? packageName : className; 11789 int packageUid = -1; 11790 ArrayList<String> components; 11791 11792 // writer 11793 synchronized (mPackages) { 11794 pkgSetting = mSettings.mPackages.get(packageName); 11795 if (pkgSetting == null) { 11796 if (className == null) { 11797 throw new IllegalArgumentException( 11798 "Unknown package: " + packageName); 11799 } 11800 throw new IllegalArgumentException( 11801 "Unknown component: " + packageName 11802 + "/" + className); 11803 } 11804 // Allow root and verify that userId is not being specified by a different user 11805 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11806 throw new SecurityException( 11807 "Permission Denial: attempt to change component state from pid=" 11808 + Binder.getCallingPid() 11809 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11810 } 11811 if (className == null) { 11812 // We're dealing with an application/package level state change 11813 if (pkgSetting.getEnabled(userId) == newState) { 11814 // Nothing to do 11815 return; 11816 } 11817 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11818 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11819 // Don't care about who enables an app. 11820 callingPackage = null; 11821 } 11822 pkgSetting.setEnabled(newState, userId, callingPackage); 11823 // pkgSetting.pkg.mSetEnabled = newState; 11824 } else { 11825 // We're dealing with a component level state change 11826 // First, verify that this is a valid class name. 11827 PackageParser.Package pkg = pkgSetting.pkg; 11828 if (pkg == null || !pkg.hasComponentClassName(className)) { 11829 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11830 throw new IllegalArgumentException("Component class " + className 11831 + " does not exist in " + packageName); 11832 } else { 11833 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11834 + className + " does not exist in " + packageName); 11835 } 11836 } 11837 switch (newState) { 11838 case COMPONENT_ENABLED_STATE_ENABLED: 11839 if (!pkgSetting.enableComponentLPw(className, userId)) { 11840 return; 11841 } 11842 break; 11843 case COMPONENT_ENABLED_STATE_DISABLED: 11844 if (!pkgSetting.disableComponentLPw(className, userId)) { 11845 return; 11846 } 11847 break; 11848 case COMPONENT_ENABLED_STATE_DEFAULT: 11849 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11850 return; 11851 } 11852 break; 11853 default: 11854 Slog.e(TAG, "Invalid new component state: " + newState); 11855 return; 11856 } 11857 } 11858 mSettings.writePackageRestrictionsLPr(userId); 11859 components = mPendingBroadcasts.get(userId, packageName); 11860 final boolean newPackage = components == null; 11861 if (newPackage) { 11862 components = new ArrayList<String>(); 11863 } 11864 if (!components.contains(componentName)) { 11865 components.add(componentName); 11866 } 11867 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11868 sendNow = true; 11869 // Purge entry from pending broadcast list if another one exists already 11870 // since we are sending one right away. 11871 mPendingBroadcasts.remove(userId, packageName); 11872 } else { 11873 if (newPackage) { 11874 mPendingBroadcasts.put(userId, packageName, components); 11875 } 11876 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11877 // Schedule a message 11878 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11879 } 11880 } 11881 } 11882 11883 long callingId = Binder.clearCallingIdentity(); 11884 try { 11885 if (sendNow) { 11886 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11887 sendPackageChangedBroadcast(packageName, 11888 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11889 } 11890 } finally { 11891 Binder.restoreCallingIdentity(callingId); 11892 } 11893 } 11894 11895 private void sendPackageChangedBroadcast(String packageName, 11896 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11897 if (DEBUG_INSTALL) 11898 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11899 + componentNames); 11900 Bundle extras = new Bundle(4); 11901 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11902 String nameList[] = new String[componentNames.size()]; 11903 componentNames.toArray(nameList); 11904 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11905 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11906 extras.putInt(Intent.EXTRA_UID, packageUid); 11907 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11908 new int[] {UserHandle.getUserId(packageUid)}); 11909 } 11910 11911 @Override 11912 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11913 if (!sUserManager.exists(userId)) return; 11914 final int uid = Binder.getCallingUid(); 11915 final int permission = mContext.checkCallingOrSelfPermission( 11916 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11917 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11918 enforceCrossUserPermission(uid, userId, true, "stop package"); 11919 // writer 11920 synchronized (mPackages) { 11921 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11922 uid, userId)) { 11923 scheduleWritePackageRestrictionsLocked(userId); 11924 } 11925 } 11926 } 11927 11928 @Override 11929 public String getInstallerPackageName(String packageName) { 11930 // reader 11931 synchronized (mPackages) { 11932 return mSettings.getInstallerPackageNameLPr(packageName); 11933 } 11934 } 11935 11936 @Override 11937 public int getApplicationEnabledSetting(String packageName, int userId) { 11938 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11939 int uid = Binder.getCallingUid(); 11940 enforceCrossUserPermission(uid, userId, false, "get enabled"); 11941 // reader 11942 synchronized (mPackages) { 11943 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11944 } 11945 } 11946 11947 @Override 11948 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11949 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11950 int uid = Binder.getCallingUid(); 11951 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 11952 // reader 11953 synchronized (mPackages) { 11954 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11955 } 11956 } 11957 11958 @Override 11959 public void enterSafeMode() { 11960 enforceSystemOrRoot("Only the system can request entering safe mode"); 11961 11962 if (!mSystemReady) { 11963 mSafeMode = true; 11964 } 11965 } 11966 11967 @Override 11968 public void systemReady() { 11969 mSystemReady = true; 11970 11971 // Read the compatibilty setting when the system is ready. 11972 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11973 mContext.getContentResolver(), 11974 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11975 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11976 if (DEBUG_SETTINGS) { 11977 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11978 } 11979 11980 synchronized (mPackages) { 11981 // Verify that all of the preferred activity components actually 11982 // exist. It is possible for applications to be updated and at 11983 // that point remove a previously declared activity component that 11984 // had been set as a preferred activity. We try to clean this up 11985 // the next time we encounter that preferred activity, but it is 11986 // possible for the user flow to never be able to return to that 11987 // situation so here we do a sanity check to make sure we haven't 11988 // left any junk around. 11989 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11990 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11991 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11992 removed.clear(); 11993 for (PreferredActivity pa : pir.filterSet()) { 11994 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11995 removed.add(pa); 11996 } 11997 } 11998 if (removed.size() > 0) { 11999 for (int r=0; r<removed.size(); r++) { 12000 PreferredActivity pa = removed.get(r); 12001 Slog.w(TAG, "Removing dangling preferred activity: " 12002 + pa.mPref.mComponent); 12003 pir.removeFilter(pa); 12004 } 12005 mSettings.writePackageRestrictionsLPr( 12006 mSettings.mPreferredActivities.keyAt(i)); 12007 } 12008 } 12009 } 12010 sUserManager.systemReady(); 12011 12012 // Kick off any messages waiting for system ready 12013 if (mPostSystemReadyMessages != null) { 12014 for (Message msg : mPostSystemReadyMessages) { 12015 msg.sendToTarget(); 12016 } 12017 mPostSystemReadyMessages = null; 12018 } 12019 } 12020 12021 @Override 12022 public boolean isSafeMode() { 12023 return mSafeMode; 12024 } 12025 12026 @Override 12027 public boolean hasSystemUidErrors() { 12028 return mHasSystemUidErrors; 12029 } 12030 12031 static String arrayToString(int[] array) { 12032 StringBuffer buf = new StringBuffer(128); 12033 buf.append('['); 12034 if (array != null) { 12035 for (int i=0; i<array.length; i++) { 12036 if (i > 0) buf.append(", "); 12037 buf.append(array[i]); 12038 } 12039 } 12040 buf.append(']'); 12041 return buf.toString(); 12042 } 12043 12044 static class DumpState { 12045 public static final int DUMP_LIBS = 1 << 0; 12046 public static final int DUMP_FEATURES = 1 << 1; 12047 public static final int DUMP_RESOLVERS = 1 << 2; 12048 public static final int DUMP_PERMISSIONS = 1 << 3; 12049 public static final int DUMP_PACKAGES = 1 << 4; 12050 public static final int DUMP_SHARED_USERS = 1 << 5; 12051 public static final int DUMP_MESSAGES = 1 << 6; 12052 public static final int DUMP_PROVIDERS = 1 << 7; 12053 public static final int DUMP_VERIFIERS = 1 << 8; 12054 public static final int DUMP_PREFERRED = 1 << 9; 12055 public static final int DUMP_PREFERRED_XML = 1 << 10; 12056 public static final int DUMP_KEYSETS = 1 << 11; 12057 public static final int DUMP_VERSION = 1 << 12; 12058 public static final int DUMP_INSTALLS = 1 << 13; 12059 12060 public static final int OPTION_SHOW_FILTERS = 1 << 0; 12061 12062 private int mTypes; 12063 12064 private int mOptions; 12065 12066 private boolean mTitlePrinted; 12067 12068 private SharedUserSetting mSharedUser; 12069 12070 public boolean isDumping(int type) { 12071 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12072 return true; 12073 } 12074 12075 return (mTypes & type) != 0; 12076 } 12077 12078 public void setDump(int type) { 12079 mTypes |= type; 12080 } 12081 12082 public boolean isOptionEnabled(int option) { 12083 return (mOptions & option) != 0; 12084 } 12085 12086 public void setOptionEnabled(int option) { 12087 mOptions |= option; 12088 } 12089 12090 public boolean onTitlePrinted() { 12091 final boolean printed = mTitlePrinted; 12092 mTitlePrinted = true; 12093 return printed; 12094 } 12095 12096 public boolean getTitlePrinted() { 12097 return mTitlePrinted; 12098 } 12099 12100 public void setTitlePrinted(boolean enabled) { 12101 mTitlePrinted = enabled; 12102 } 12103 12104 public SharedUserSetting getSharedUser() { 12105 return mSharedUser; 12106 } 12107 12108 public void setSharedUser(SharedUserSetting user) { 12109 mSharedUser = user; 12110 } 12111 } 12112 12113 @Override 12114 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12115 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12116 != PackageManager.PERMISSION_GRANTED) { 12117 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12118 + Binder.getCallingPid() 12119 + ", uid=" + Binder.getCallingUid() 12120 + " without permission " 12121 + android.Manifest.permission.DUMP); 12122 return; 12123 } 12124 12125 DumpState dumpState = new DumpState(); 12126 boolean fullPreferred = false; 12127 boolean checkin = false; 12128 12129 String packageName = null; 12130 12131 int opti = 0; 12132 while (opti < args.length) { 12133 String opt = args[opti]; 12134 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12135 break; 12136 } 12137 opti++; 12138 if ("-a".equals(opt)) { 12139 // Right now we only know how to print all. 12140 } else if ("-h".equals(opt)) { 12141 pw.println("Package manager dump options:"); 12142 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12143 pw.println(" --checkin: dump for a checkin"); 12144 pw.println(" -f: print details of intent filters"); 12145 pw.println(" -h: print this help"); 12146 pw.println(" cmd may be one of:"); 12147 pw.println(" l[ibraries]: list known shared libraries"); 12148 pw.println(" f[ibraries]: list device features"); 12149 pw.println(" k[eysets]: print known keysets"); 12150 pw.println(" r[esolvers]: dump intent resolvers"); 12151 pw.println(" perm[issions]: dump permissions"); 12152 pw.println(" pref[erred]: print preferred package settings"); 12153 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12154 pw.println(" prov[iders]: dump content providers"); 12155 pw.println(" p[ackages]: dump installed packages"); 12156 pw.println(" s[hared-users]: dump shared user IDs"); 12157 pw.println(" m[essages]: print collected runtime messages"); 12158 pw.println(" v[erifiers]: print package verifier info"); 12159 pw.println(" version: print database version info"); 12160 pw.println(" write: write current settings now"); 12161 pw.println(" <package.name>: info about given package"); 12162 pw.println(" installs: details about install sessions"); 12163 return; 12164 } else if ("--checkin".equals(opt)) { 12165 checkin = true; 12166 } else if ("-f".equals(opt)) { 12167 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12168 } else { 12169 pw.println("Unknown argument: " + opt + "; use -h for help"); 12170 } 12171 } 12172 12173 // Is the caller requesting to dump a particular piece of data? 12174 if (opti < args.length) { 12175 String cmd = args[opti]; 12176 opti++; 12177 // Is this a package name? 12178 if ("android".equals(cmd) || cmd.contains(".")) { 12179 packageName = cmd; 12180 // When dumping a single package, we always dump all of its 12181 // filter information since the amount of data will be reasonable. 12182 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12183 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12184 dumpState.setDump(DumpState.DUMP_LIBS); 12185 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12186 dumpState.setDump(DumpState.DUMP_FEATURES); 12187 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12188 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12189 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12190 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12191 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12192 dumpState.setDump(DumpState.DUMP_PREFERRED); 12193 } else if ("preferred-xml".equals(cmd)) { 12194 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12195 if (opti < args.length && "--full".equals(args[opti])) { 12196 fullPreferred = true; 12197 opti++; 12198 } 12199 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12200 dumpState.setDump(DumpState.DUMP_PACKAGES); 12201 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12202 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12203 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12204 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12205 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12206 dumpState.setDump(DumpState.DUMP_MESSAGES); 12207 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12208 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12209 } else if ("version".equals(cmd)) { 12210 dumpState.setDump(DumpState.DUMP_VERSION); 12211 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12212 dumpState.setDump(DumpState.DUMP_KEYSETS); 12213 } else if ("write".equals(cmd)) { 12214 synchronized (mPackages) { 12215 mSettings.writeLPr(); 12216 pw.println("Settings written."); 12217 return; 12218 } 12219 } else if ("installs".equals(cmd)) { 12220 dumpState.setDump(DumpState.DUMP_INSTALLS); 12221 } 12222 } 12223 12224 if (checkin) { 12225 pw.println("vers,1"); 12226 } 12227 12228 // reader 12229 synchronized (mPackages) { 12230 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12231 if (!checkin) { 12232 if (dumpState.onTitlePrinted()) 12233 pw.println(); 12234 pw.println("Database versions:"); 12235 pw.print(" SDK Version:"); 12236 pw.print(" internal="); 12237 pw.print(mSettings.mInternalSdkPlatform); 12238 pw.print(" external="); 12239 pw.println(mSettings.mExternalSdkPlatform); 12240 pw.print(" DB Version:"); 12241 pw.print(" internal="); 12242 pw.print(mSettings.mInternalDatabaseVersion); 12243 pw.print(" external="); 12244 pw.println(mSettings.mExternalDatabaseVersion); 12245 } 12246 } 12247 12248 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12249 if (!checkin) { 12250 if (dumpState.onTitlePrinted()) 12251 pw.println(); 12252 pw.println("Verifiers:"); 12253 pw.print(" Required: "); 12254 pw.print(mRequiredVerifierPackage); 12255 pw.print(" (uid="); 12256 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12257 pw.println(")"); 12258 } else if (mRequiredVerifierPackage != null) { 12259 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12260 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12261 } 12262 } 12263 12264 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12265 boolean printedHeader = false; 12266 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12267 while (it.hasNext()) { 12268 String name = it.next(); 12269 SharedLibraryEntry ent = mSharedLibraries.get(name); 12270 if (!checkin) { 12271 if (!printedHeader) { 12272 if (dumpState.onTitlePrinted()) 12273 pw.println(); 12274 pw.println("Libraries:"); 12275 printedHeader = true; 12276 } 12277 pw.print(" "); 12278 } else { 12279 pw.print("lib,"); 12280 } 12281 pw.print(name); 12282 if (!checkin) { 12283 pw.print(" -> "); 12284 } 12285 if (ent.path != null) { 12286 if (!checkin) { 12287 pw.print("(jar) "); 12288 pw.print(ent.path); 12289 } else { 12290 pw.print(",jar,"); 12291 pw.print(ent.path); 12292 } 12293 } else { 12294 if (!checkin) { 12295 pw.print("(apk) "); 12296 pw.print(ent.apk); 12297 } else { 12298 pw.print(",apk,"); 12299 pw.print(ent.apk); 12300 } 12301 } 12302 pw.println(); 12303 } 12304 } 12305 12306 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12307 if (dumpState.onTitlePrinted()) 12308 pw.println(); 12309 if (!checkin) { 12310 pw.println("Features:"); 12311 } 12312 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12313 while (it.hasNext()) { 12314 String name = it.next(); 12315 if (!checkin) { 12316 pw.print(" "); 12317 } else { 12318 pw.print("feat,"); 12319 } 12320 pw.println(name); 12321 } 12322 } 12323 12324 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12325 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12326 : "Activity Resolver Table:", " ", packageName, 12327 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12328 dumpState.setTitlePrinted(true); 12329 } 12330 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12331 : "Receiver Resolver Table:", " ", packageName, 12332 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12333 dumpState.setTitlePrinted(true); 12334 } 12335 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12336 : "Service Resolver Table:", " ", packageName, 12337 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12338 dumpState.setTitlePrinted(true); 12339 } 12340 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12341 : "Provider Resolver Table:", " ", packageName, 12342 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12343 dumpState.setTitlePrinted(true); 12344 } 12345 } 12346 12347 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12348 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12349 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12350 int user = mSettings.mPreferredActivities.keyAt(i); 12351 if (pir.dump(pw, 12352 dumpState.getTitlePrinted() 12353 ? "\nPreferred Activities User " + user + ":" 12354 : "Preferred Activities User " + user + ":", " ", 12355 packageName, true)) { 12356 dumpState.setTitlePrinted(true); 12357 } 12358 } 12359 } 12360 12361 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12362 pw.flush(); 12363 FileOutputStream fout = new FileOutputStream(fd); 12364 BufferedOutputStream str = new BufferedOutputStream(fout); 12365 XmlSerializer serializer = new FastXmlSerializer(); 12366 try { 12367 serializer.setOutput(str, "utf-8"); 12368 serializer.startDocument(null, true); 12369 serializer.setFeature( 12370 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12371 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12372 serializer.endDocument(); 12373 serializer.flush(); 12374 } catch (IllegalArgumentException e) { 12375 pw.println("Failed writing: " + e); 12376 } catch (IllegalStateException e) { 12377 pw.println("Failed writing: " + e); 12378 } catch (IOException e) { 12379 pw.println("Failed writing: " + e); 12380 } 12381 } 12382 12383 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12384 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12385 if (packageName == null) { 12386 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12387 if (iperm == 0) { 12388 if (dumpState.onTitlePrinted()) 12389 pw.println(); 12390 pw.println("AppOp Permissions:"); 12391 } 12392 pw.print(" AppOp Permission "); 12393 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12394 pw.println(":"); 12395 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12396 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12397 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12398 } 12399 } 12400 } 12401 } 12402 12403 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12404 boolean printedSomething = false; 12405 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12406 if (packageName != null && !packageName.equals(p.info.packageName)) { 12407 continue; 12408 } 12409 if (!printedSomething) { 12410 if (dumpState.onTitlePrinted()) 12411 pw.println(); 12412 pw.println("Registered ContentProviders:"); 12413 printedSomething = true; 12414 } 12415 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12416 pw.print(" "); pw.println(p.toString()); 12417 } 12418 printedSomething = false; 12419 for (Map.Entry<String, PackageParser.Provider> entry : 12420 mProvidersByAuthority.entrySet()) { 12421 PackageParser.Provider p = entry.getValue(); 12422 if (packageName != null && !packageName.equals(p.info.packageName)) { 12423 continue; 12424 } 12425 if (!printedSomething) { 12426 if (dumpState.onTitlePrinted()) 12427 pw.println(); 12428 pw.println("ContentProvider Authorities:"); 12429 printedSomething = true; 12430 } 12431 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12432 pw.print(" "); pw.println(p.toString()); 12433 if (p.info != null && p.info.applicationInfo != null) { 12434 final String appInfo = p.info.applicationInfo.toString(); 12435 pw.print(" applicationInfo="); pw.println(appInfo); 12436 } 12437 } 12438 } 12439 12440 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12441 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12442 } 12443 12444 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12445 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12446 } 12447 12448 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12449 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12450 } 12451 12452 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS)) { 12453 if (dumpState.onTitlePrinted()) pw.println(); 12454 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12455 } 12456 12457 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12458 if (dumpState.onTitlePrinted()) pw.println(); 12459 mSettings.dumpReadMessagesLPr(pw, dumpState); 12460 12461 pw.println(); 12462 pw.println("Package warning messages:"); 12463 final File fname = getSettingsProblemFile(); 12464 FileInputStream in = null; 12465 try { 12466 in = new FileInputStream(fname); 12467 final int avail = in.available(); 12468 final byte[] data = new byte[avail]; 12469 in.read(data); 12470 pw.print(new String(data)); 12471 } catch (FileNotFoundException e) { 12472 } catch (IOException e) { 12473 } finally { 12474 if (in != null) { 12475 try { 12476 in.close(); 12477 } catch (IOException e) { 12478 } 12479 } 12480 } 12481 } 12482 } 12483 } 12484 12485 // ------- apps on sdcard specific code ------- 12486 static final boolean DEBUG_SD_INSTALL = false; 12487 12488 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12489 12490 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12491 12492 private boolean mMediaMounted = false; 12493 12494 static String getEncryptKey() { 12495 try { 12496 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12497 SD_ENCRYPTION_KEYSTORE_NAME); 12498 if (sdEncKey == null) { 12499 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12500 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12501 if (sdEncKey == null) { 12502 Slog.e(TAG, "Failed to create encryption keys"); 12503 return null; 12504 } 12505 } 12506 return sdEncKey; 12507 } catch (NoSuchAlgorithmException nsae) { 12508 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12509 return null; 12510 } catch (IOException ioe) { 12511 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12512 return null; 12513 } 12514 } 12515 12516 /* 12517 * Update media status on PackageManager. 12518 */ 12519 @Override 12520 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12521 int callingUid = Binder.getCallingUid(); 12522 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12523 throw new SecurityException("Media status can only be updated by the system"); 12524 } 12525 // reader; this apparently protects mMediaMounted, but should probably 12526 // be a different lock in that case. 12527 synchronized (mPackages) { 12528 Log.i(TAG, "Updating external media status from " 12529 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12530 + (mediaStatus ? "mounted" : "unmounted")); 12531 if (DEBUG_SD_INSTALL) 12532 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12533 + ", mMediaMounted=" + mMediaMounted); 12534 if (mediaStatus == mMediaMounted) { 12535 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12536 : 0, -1); 12537 mHandler.sendMessage(msg); 12538 return; 12539 } 12540 mMediaMounted = mediaStatus; 12541 } 12542 // Queue up an async operation since the package installation may take a 12543 // little while. 12544 mHandler.post(new Runnable() { 12545 public void run() { 12546 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12547 } 12548 }); 12549 } 12550 12551 /** 12552 * Called by MountService when the initial ASECs to scan are available. 12553 * Should block until all the ASEC containers are finished being scanned. 12554 */ 12555 public void scanAvailableAsecs() { 12556 updateExternalMediaStatusInner(true, false, false); 12557 if (mShouldRestoreconData) { 12558 SELinuxMMAC.setRestoreconDone(); 12559 mShouldRestoreconData = false; 12560 } 12561 } 12562 12563 /* 12564 * Collect information of applications on external media, map them against 12565 * existing containers and update information based on current mount status. 12566 * Please note that we always have to report status if reportStatus has been 12567 * set to true especially when unloading packages. 12568 */ 12569 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12570 boolean externalStorage) { 12571 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12572 int[] uidArr = EmptyArray.INT; 12573 12574 final String[] list = PackageHelper.getSecureContainerList(); 12575 if (ArrayUtils.isEmpty(list)) { 12576 Log.i(TAG, "No secure containers found"); 12577 } else { 12578 // Process list of secure containers and categorize them 12579 // as active or stale based on their package internal state. 12580 12581 // reader 12582 synchronized (mPackages) { 12583 for (String cid : list) { 12584 // Leave stages untouched for now; installer service owns them 12585 if (PackageInstallerService.isStageName(cid)) continue; 12586 12587 if (DEBUG_SD_INSTALL) 12588 Log.i(TAG, "Processing container " + cid); 12589 String pkgName = getAsecPackageName(cid); 12590 if (pkgName == null) { 12591 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12592 continue; 12593 } 12594 if (DEBUG_SD_INSTALL) 12595 Log.i(TAG, "Looking for pkg : " + pkgName); 12596 12597 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12598 if (ps == null) { 12599 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12600 continue; 12601 } 12602 12603 /* 12604 * Skip packages that are not external if we're unmounting 12605 * external storage. 12606 */ 12607 if (externalStorage && !isMounted && !isExternal(ps)) { 12608 continue; 12609 } 12610 12611 final AsecInstallArgs args = new AsecInstallArgs(cid, 12612 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12613 // The package status is changed only if the code path 12614 // matches between settings and the container id. 12615 if (ps.codePathString != null 12616 && ps.codePathString.startsWith(args.getCodePath())) { 12617 if (DEBUG_SD_INSTALL) { 12618 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12619 + " at code path: " + ps.codePathString); 12620 } 12621 12622 // We do have a valid package installed on sdcard 12623 processCids.put(args, ps.codePathString); 12624 final int uid = ps.appId; 12625 if (uid != -1) { 12626 uidArr = ArrayUtils.appendInt(uidArr, uid); 12627 } 12628 } else { 12629 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12630 + ps.codePathString); 12631 } 12632 } 12633 } 12634 12635 Arrays.sort(uidArr); 12636 } 12637 12638 // Process packages with valid entries. 12639 if (isMounted) { 12640 if (DEBUG_SD_INSTALL) 12641 Log.i(TAG, "Loading packages"); 12642 loadMediaPackages(processCids, uidArr); 12643 startCleaningPackages(); 12644 mInstallerService.onSecureContainersAvailable(); 12645 } else { 12646 if (DEBUG_SD_INSTALL) 12647 Log.i(TAG, "Unloading packages"); 12648 unloadMediaPackages(processCids, uidArr, reportStatus); 12649 } 12650 } 12651 12652 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12653 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12654 int size = pkgList.size(); 12655 if (size > 0) { 12656 // Send broadcasts here 12657 Bundle extras = new Bundle(); 12658 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12659 .toArray(new String[size])); 12660 if (uidArr != null) { 12661 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12662 } 12663 if (replacing) { 12664 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12665 } 12666 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12667 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12668 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12669 } 12670 } 12671 12672 /* 12673 * Look at potentially valid container ids from processCids If package 12674 * information doesn't match the one on record or package scanning fails, 12675 * the cid is added to list of removeCids. We currently don't delete stale 12676 * containers. 12677 */ 12678 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12679 ArrayList<String> pkgList = new ArrayList<String>(); 12680 Set<AsecInstallArgs> keys = processCids.keySet(); 12681 12682 for (AsecInstallArgs args : keys) { 12683 String codePath = processCids.get(args); 12684 if (DEBUG_SD_INSTALL) 12685 Log.i(TAG, "Loading container : " + args.cid); 12686 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12687 try { 12688 // Make sure there are no container errors first. 12689 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12690 Slog.e(TAG, "Failed to mount cid : " + args.cid 12691 + " when installing from sdcard"); 12692 continue; 12693 } 12694 // Check code path here. 12695 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12696 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12697 + " does not match one in settings " + codePath); 12698 continue; 12699 } 12700 // Parse package 12701 int parseFlags = mDefParseFlags; 12702 if (args.isExternal()) { 12703 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12704 } 12705 if (args.isFwdLocked()) { 12706 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12707 } 12708 12709 synchronized (mInstallLock) { 12710 PackageParser.Package pkg = null; 12711 try { 12712 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12713 } catch (PackageManagerException e) { 12714 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12715 } 12716 // Scan the package 12717 if (pkg != null) { 12718 /* 12719 * TODO why is the lock being held? doPostInstall is 12720 * called in other places without the lock. This needs 12721 * to be straightened out. 12722 */ 12723 // writer 12724 synchronized (mPackages) { 12725 retCode = PackageManager.INSTALL_SUCCEEDED; 12726 pkgList.add(pkg.packageName); 12727 // Post process args 12728 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12729 pkg.applicationInfo.uid); 12730 } 12731 } else { 12732 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12733 } 12734 } 12735 12736 } finally { 12737 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12738 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12739 } 12740 } 12741 } 12742 // writer 12743 synchronized (mPackages) { 12744 // If the platform SDK has changed since the last time we booted, 12745 // we need to re-grant app permission to catch any new ones that 12746 // appear. This is really a hack, and means that apps can in some 12747 // cases get permissions that the user didn't initially explicitly 12748 // allow... it would be nice to have some better way to handle 12749 // this situation. 12750 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12751 if (regrantPermissions) 12752 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12753 + mSdkVersion + "; regranting permissions for external storage"); 12754 mSettings.mExternalSdkPlatform = mSdkVersion; 12755 12756 // Make sure group IDs have been assigned, and any permission 12757 // changes in other apps are accounted for 12758 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12759 | (regrantPermissions 12760 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12761 : 0)); 12762 12763 mSettings.updateExternalDatabaseVersion(); 12764 12765 // can downgrade to reader 12766 // Persist settings 12767 mSettings.writeLPr(); 12768 } 12769 // Send a broadcast to let everyone know we are done processing 12770 if (pkgList.size() > 0) { 12771 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12772 } 12773 } 12774 12775 /* 12776 * Utility method to unload a list of specified containers 12777 */ 12778 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12779 // Just unmount all valid containers. 12780 for (AsecInstallArgs arg : cidArgs) { 12781 synchronized (mInstallLock) { 12782 arg.doPostDeleteLI(false); 12783 } 12784 } 12785 } 12786 12787 /* 12788 * Unload packages mounted on external media. This involves deleting package 12789 * data from internal structures, sending broadcasts about diabled packages, 12790 * gc'ing to free up references, unmounting all secure containers 12791 * corresponding to packages on external media, and posting a 12792 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12793 * that we always have to post this message if status has been requested no 12794 * matter what. 12795 */ 12796 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12797 final boolean reportStatus) { 12798 if (DEBUG_SD_INSTALL) 12799 Log.i(TAG, "unloading media packages"); 12800 ArrayList<String> pkgList = new ArrayList<String>(); 12801 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12802 final Set<AsecInstallArgs> keys = processCids.keySet(); 12803 for (AsecInstallArgs args : keys) { 12804 String pkgName = args.getPackageName(); 12805 if (DEBUG_SD_INSTALL) 12806 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12807 // Delete package internally 12808 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12809 synchronized (mInstallLock) { 12810 boolean res = deletePackageLI(pkgName, null, false, null, null, 12811 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12812 if (res) { 12813 pkgList.add(pkgName); 12814 } else { 12815 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12816 failedList.add(args); 12817 } 12818 } 12819 } 12820 12821 // reader 12822 synchronized (mPackages) { 12823 // We didn't update the settings after removing each package; 12824 // write them now for all packages. 12825 mSettings.writeLPr(); 12826 } 12827 12828 // We have to absolutely send UPDATED_MEDIA_STATUS only 12829 // after confirming that all the receivers processed the ordered 12830 // broadcast when packages get disabled, force a gc to clean things up. 12831 // and unload all the containers. 12832 if (pkgList.size() > 0) { 12833 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12834 new IIntentReceiver.Stub() { 12835 public void performReceive(Intent intent, int resultCode, String data, 12836 Bundle extras, boolean ordered, boolean sticky, 12837 int sendingUser) throws RemoteException { 12838 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12839 reportStatus ? 1 : 0, 1, keys); 12840 mHandler.sendMessage(msg); 12841 } 12842 }); 12843 } else { 12844 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12845 keys); 12846 mHandler.sendMessage(msg); 12847 } 12848 } 12849 12850 /** Binder call */ 12851 @Override 12852 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12853 final int flags) { 12854 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12855 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12856 int returnCode = PackageManager.MOVE_SUCCEEDED; 12857 int currInstallFlags = 0; 12858 int newInstallFlags = 0; 12859 12860 File codeFile = null; 12861 String installerPackageName = null; 12862 String packageAbiOverride = null; 12863 12864 // reader 12865 synchronized (mPackages) { 12866 final PackageParser.Package pkg = mPackages.get(packageName); 12867 final PackageSetting ps = mSettings.mPackages.get(packageName); 12868 if (pkg == null || ps == null) { 12869 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12870 } else { 12871 // Disable moving fwd locked apps and system packages 12872 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12873 Slog.w(TAG, "Cannot move system application"); 12874 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12875 } else if (pkg.mOperationPending) { 12876 Slog.w(TAG, "Attempt to move package which has pending operations"); 12877 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12878 } else { 12879 // Find install location first 12880 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12881 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12882 Slog.w(TAG, "Ambigous flags specified for move location."); 12883 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12884 } else { 12885 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12886 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12887 currInstallFlags = isExternal(pkg) 12888 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12889 12890 if (newInstallFlags == currInstallFlags) { 12891 Slog.w(TAG, "No move required. Trying to move to same location"); 12892 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12893 } else { 12894 if (isForwardLocked(pkg)) { 12895 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12896 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12897 } 12898 } 12899 } 12900 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12901 pkg.mOperationPending = true; 12902 } 12903 } 12904 12905 codeFile = new File(pkg.codePath); 12906 installerPackageName = ps.installerPackageName; 12907 packageAbiOverride = ps.cpuAbiOverrideString; 12908 } 12909 } 12910 12911 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12912 try { 12913 observer.packageMoved(packageName, returnCode); 12914 } catch (RemoteException ignored) { 12915 } 12916 return; 12917 } 12918 12919 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12920 @Override 12921 public void onUserActionRequired(Intent intent) throws RemoteException { 12922 throw new IllegalStateException(); 12923 } 12924 12925 @Override 12926 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12927 Bundle extras) throws RemoteException { 12928 Slog.d(TAG, "Install result for move: " 12929 + PackageManager.installStatusToString(returnCode, msg)); 12930 12931 // We usually have a new package now after the install, but if 12932 // we failed we need to clear the pending flag on the original 12933 // package object. 12934 synchronized (mPackages) { 12935 final PackageParser.Package pkg = mPackages.get(packageName); 12936 if (pkg != null) { 12937 pkg.mOperationPending = false; 12938 } 12939 } 12940 12941 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12942 switch (status) { 12943 case PackageInstaller.STATUS_SUCCESS: 12944 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12945 break; 12946 case PackageInstaller.STATUS_FAILURE_STORAGE: 12947 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12948 break; 12949 default: 12950 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12951 break; 12952 } 12953 } 12954 }; 12955 12956 // Treat a move like reinstalling an existing app, which ensures that we 12957 // process everythign uniformly, like unpacking native libraries. 12958 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12959 12960 final Message msg = mHandler.obtainMessage(INIT_COPY); 12961 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12962 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12963 installerPackageName, null, user, packageAbiOverride); 12964 mHandler.sendMessage(msg); 12965 } 12966 12967 @Override 12968 public boolean setInstallLocation(int loc) { 12969 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12970 null); 12971 if (getInstallLocation() == loc) { 12972 return true; 12973 } 12974 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12975 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12976 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12977 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12978 return true; 12979 } 12980 return false; 12981 } 12982 12983 @Override 12984 public int getInstallLocation() { 12985 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12986 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12987 PackageHelper.APP_INSTALL_AUTO); 12988 } 12989 12990 /** Called by UserManagerService */ 12991 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 12992 mDirtyUsers.remove(userHandle); 12993 mSettings.removeUserLPw(userHandle); 12994 mPendingBroadcasts.remove(userHandle); 12995 if (mInstaller != null) { 12996 // Technically, we shouldn't be doing this with the package lock 12997 // held. However, this is very rare, and there is already so much 12998 // other disk I/O going on, that we'll let it slide for now. 12999 mInstaller.removeUserDataDirs(userHandle); 13000 } 13001 mUserNeedsBadging.delete(userHandle); 13002 removeUnusedPackagesLILPw(userManager, userHandle); 13003 } 13004 13005 /** 13006 * We're removing userHandle and would like to remove any downloaded packages 13007 * that are no longer in use by any other user. 13008 * @param userHandle the user being removed 13009 */ 13010 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 13011 final boolean DEBUG_CLEAN_APKS = false; 13012 int [] users = userManager.getUserIdsLPr(); 13013 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 13014 while (psit.hasNext()) { 13015 PackageSetting ps = psit.next(); 13016 if (ps.pkg == null) { 13017 continue; 13018 } 13019 final String packageName = ps.pkg.packageName; 13020 // Skip over if system app 13021 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 13022 continue; 13023 } 13024 if (DEBUG_CLEAN_APKS) { 13025 Slog.i(TAG, "Checking package " + packageName); 13026 } 13027 boolean keep = false; 13028 for (int i = 0; i < users.length; i++) { 13029 if (users[i] != userHandle && ps.getInstalled(users[i])) { 13030 keep = true; 13031 if (DEBUG_CLEAN_APKS) { 13032 Slog.i(TAG, " Keeping package " + packageName + " for user " 13033 + users[i]); 13034 } 13035 break; 13036 } 13037 } 13038 if (!keep) { 13039 if (DEBUG_CLEAN_APKS) { 13040 Slog.i(TAG, " Removing package " + packageName); 13041 } 13042 mHandler.post(new Runnable() { 13043 public void run() { 13044 deletePackageX(packageName, userHandle, 0); 13045 } //end run 13046 }); 13047 } 13048 } 13049 } 13050 13051 /** Called by UserManagerService */ 13052 void createNewUserLILPw(int userHandle, File path) { 13053 if (mInstaller != null) { 13054 mInstaller.createUserConfig(userHandle); 13055 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13056 } 13057 } 13058 13059 @Override 13060 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13061 mContext.enforceCallingOrSelfPermission( 13062 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13063 "Only package verification agents can read the verifier device identity"); 13064 13065 synchronized (mPackages) { 13066 return mSettings.getVerifierDeviceIdentityLPw(); 13067 } 13068 } 13069 13070 @Override 13071 public void setPermissionEnforced(String permission, boolean enforced) { 13072 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13073 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13074 synchronized (mPackages) { 13075 if (mSettings.mReadExternalStorageEnforced == null 13076 || mSettings.mReadExternalStorageEnforced != enforced) { 13077 mSettings.mReadExternalStorageEnforced = enforced; 13078 mSettings.writeLPr(); 13079 } 13080 } 13081 // kill any non-foreground processes so we restart them and 13082 // grant/revoke the GID. 13083 final IActivityManager am = ActivityManagerNative.getDefault(); 13084 if (am != null) { 13085 final long token = Binder.clearCallingIdentity(); 13086 try { 13087 am.killProcessesBelowForeground("setPermissionEnforcement"); 13088 } catch (RemoteException e) { 13089 } finally { 13090 Binder.restoreCallingIdentity(token); 13091 } 13092 } 13093 } else { 13094 throw new IllegalArgumentException("No selective enforcement for " + permission); 13095 } 13096 } 13097 13098 @Override 13099 @Deprecated 13100 public boolean isPermissionEnforced(String permission) { 13101 return true; 13102 } 13103 13104 @Override 13105 public boolean isStorageLow() { 13106 final long token = Binder.clearCallingIdentity(); 13107 try { 13108 final DeviceStorageMonitorInternal 13109 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13110 if (dsm != null) { 13111 return dsm.isMemoryLow(); 13112 } else { 13113 return false; 13114 } 13115 } finally { 13116 Binder.restoreCallingIdentity(token); 13117 } 13118 } 13119 13120 @Override 13121 public IPackageInstaller getPackageInstaller() { 13122 return mInstallerService; 13123 } 13124 13125 private boolean userNeedsBadging(int userId) { 13126 int index = mUserNeedsBadging.indexOfKey(userId); 13127 if (index < 0) { 13128 final UserInfo userInfo; 13129 final long token = Binder.clearCallingIdentity(); 13130 try { 13131 userInfo = sUserManager.getUserInfo(userId); 13132 } finally { 13133 Binder.restoreCallingIdentity(token); 13134 } 13135 final boolean b; 13136 if (userInfo != null && userInfo.isManagedProfile()) { 13137 b = true; 13138 } else { 13139 b = false; 13140 } 13141 mUserNeedsBadging.put(userId, b); 13142 return b; 13143 } 13144 return mUserNeedsBadging.valueAt(index); 13145 } 13146 13147 @Override 13148 public KeySet getKeySetByAlias(String packageName, String alias) { 13149 if (packageName == null || alias == null) { 13150 return null; 13151 } 13152 synchronized(mPackages) { 13153 final PackageParser.Package pkg = mPackages.get(packageName); 13154 if (pkg == null) { 13155 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13156 throw new IllegalArgumentException("Unknown package: " + packageName); 13157 } 13158 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13159 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13160 } 13161 } 13162 13163 @Override 13164 public KeySet getSigningKeySet(String packageName) { 13165 if (packageName == null) { 13166 return null; 13167 } 13168 synchronized(mPackages) { 13169 final PackageParser.Package pkg = mPackages.get(packageName); 13170 if (pkg == null) { 13171 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13172 throw new IllegalArgumentException("Unknown package: " + packageName); 13173 } 13174 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13175 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13176 throw new SecurityException("May not access signing KeySet of other apps."); 13177 } 13178 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13179 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13180 } 13181 } 13182 13183 @Override 13184 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13185 if (packageName == null || ks == null) { 13186 return false; 13187 } 13188 synchronized(mPackages) { 13189 final PackageParser.Package pkg = mPackages.get(packageName); 13190 if (pkg == null) { 13191 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13192 throw new IllegalArgumentException("Unknown package: " + packageName); 13193 } 13194 IBinder ksh = ks.getToken(); 13195 if (ksh instanceof KeySetHandle) { 13196 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13197 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13198 } 13199 return false; 13200 } 13201 } 13202 13203 @Override 13204 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13205 if (packageName == null || ks == null) { 13206 return false; 13207 } 13208 synchronized(mPackages) { 13209 final PackageParser.Package pkg = mPackages.get(packageName); 13210 if (pkg == null) { 13211 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13212 throw new IllegalArgumentException("Unknown package: " + packageName); 13213 } 13214 IBinder ksh = ks.getToken(); 13215 if (ksh instanceof KeySetHandle) { 13216 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13217 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13218 } 13219 return false; 13220 } 13221 } 13222} 13223