PackageManagerService.java revision d594197868c4a51bb8f8bd62479999debc72bf2a
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 45import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 46import static android.content.pm.PackageParser.isApkFile; 47import static android.os.Process.PACKAGE_INFO_GID; 48import static android.os.Process.SYSTEM_UID; 49import static android.system.OsConstants.O_CREAT; 50import static android.system.OsConstants.O_RDWR; 51import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 52import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 53import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 54import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 55import static com.android.internal.util.ArrayUtils.appendInt; 56import static com.android.internal.util.ArrayUtils.removeInt; 57 58import android.util.ArrayMap; 59 60import com.android.internal.R; 61import com.android.internal.app.IMediaContainerService; 62import com.android.internal.app.ResolverActivity; 63import com.android.internal.content.NativeLibraryHelper; 64import com.android.internal.content.PackageHelper; 65import com.android.internal.os.IParcelFileDescriptorFactory; 66import com.android.internal.util.ArrayUtils; 67import com.android.internal.util.FastPrintWriter; 68import com.android.internal.util.FastXmlSerializer; 69import com.android.internal.util.IndentingPrintWriter; 70import com.android.server.EventLogTags; 71import com.android.server.IntentResolver; 72import com.android.server.LocalServices; 73import com.android.server.ServiceThread; 74import com.android.server.SystemConfig; 75import com.android.server.Watchdog; 76import com.android.server.pm.Settings.DatabaseVersion; 77import com.android.server.storage.DeviceStorageMonitorInternal; 78 79import org.xmlpull.v1.XmlSerializer; 80 81import android.app.ActivityManager; 82import android.app.ActivityManagerNative; 83import android.app.IActivityManager; 84import android.app.admin.IDevicePolicyManager; 85import android.app.backup.IBackupManager; 86import android.content.BroadcastReceiver; 87import android.content.ComponentName; 88import android.content.Context; 89import android.content.IIntentReceiver; 90import android.content.Intent; 91import android.content.IntentFilter; 92import android.content.IntentSender; 93import android.content.IntentSender.SendIntentException; 94import android.content.ServiceConnection; 95import android.content.pm.ActivityInfo; 96import android.content.pm.ApplicationInfo; 97import android.content.pm.FeatureInfo; 98import android.content.pm.IPackageDataObserver; 99import android.content.pm.IPackageDeleteObserver; 100import android.content.pm.IPackageDeleteObserver2; 101import android.content.pm.IPackageInstallObserver2; 102import android.content.pm.IPackageInstaller; 103import android.content.pm.IPackageManager; 104import android.content.pm.IPackageMoveObserver; 105import android.content.pm.IPackageStatsObserver; 106import android.content.pm.InstrumentationInfo; 107import android.content.pm.KeySet; 108import android.content.pm.ManifestDigest; 109import android.content.pm.PackageCleanItem; 110import android.content.pm.PackageInfo; 111import android.content.pm.PackageInfoLite; 112import android.content.pm.PackageInstaller; 113import android.content.pm.PackageManager; 114import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 115import android.content.pm.PackageParser.ActivityIntentInfo; 116import android.content.pm.PackageParser.PackageLite; 117import android.content.pm.PackageParser.PackageParserException; 118import android.content.pm.PackageParser; 119import android.content.pm.PackageStats; 120import android.content.pm.PackageUserState; 121import android.content.pm.ParceledListSlice; 122import android.content.pm.PermissionGroupInfo; 123import android.content.pm.PermissionInfo; 124import android.content.pm.ProviderInfo; 125import android.content.pm.ResolveInfo; 126import android.content.pm.ServiceInfo; 127import android.content.pm.Signature; 128import android.content.pm.UserInfo; 129import android.content.pm.VerificationParams; 130import android.content.pm.VerifierDeviceIdentity; 131import android.content.pm.VerifierInfo; 132import android.content.res.Resources; 133import android.hardware.display.DisplayManager; 134import android.net.Uri; 135import android.os.Binder; 136import android.os.Build; 137import android.os.Bundle; 138import android.os.Environment; 139import android.os.Environment.UserEnvironment; 140import android.os.storage.StorageManager; 141import android.os.Debug; 142import android.os.FileUtils; 143import android.os.Handler; 144import android.os.IBinder; 145import android.os.Looper; 146import android.os.Message; 147import android.os.Parcel; 148import android.os.ParcelFileDescriptor; 149import android.os.Process; 150import android.os.RemoteException; 151import android.os.SELinux; 152import android.os.ServiceManager; 153import android.os.SystemClock; 154import android.os.SystemProperties; 155import android.os.UserHandle; 156import android.os.UserManager; 157import android.security.KeyStore; 158import android.security.SystemKeyStore; 159import android.system.ErrnoException; 160import android.system.Os; 161import android.system.StructStat; 162import android.text.TextUtils; 163import android.util.ArraySet; 164import android.util.AtomicFile; 165import android.util.DisplayMetrics; 166import android.util.EventLog; 167import android.util.ExceptionUtils; 168import android.util.Log; 169import android.util.LogPrinter; 170import android.util.PrintStreamPrinter; 171import android.util.Slog; 172import android.util.SparseArray; 173import android.util.SparseBooleanArray; 174import android.view.Display; 175 176import java.io.BufferedInputStream; 177import java.io.BufferedOutputStream; 178import java.io.File; 179import java.io.FileDescriptor; 180import java.io.FileInputStream; 181import java.io.FileNotFoundException; 182import java.io.FileOutputStream; 183import java.io.FilenameFilter; 184import java.io.IOException; 185import java.io.InputStream; 186import java.io.PrintWriter; 187import java.nio.charset.StandardCharsets; 188import java.security.NoSuchAlgorithmException; 189import java.security.PublicKey; 190import java.security.cert.CertificateEncodingException; 191import java.security.cert.CertificateException; 192import java.text.SimpleDateFormat; 193import java.util.ArrayList; 194import java.util.Arrays; 195import java.util.Collection; 196import java.util.Collections; 197import java.util.Comparator; 198import java.util.Date; 199import java.util.HashMap; 200import java.util.HashSet; 201import java.util.Iterator; 202import java.util.List; 203import java.util.Map; 204import java.util.Objects; 205import java.util.Set; 206import java.util.concurrent.atomic.AtomicBoolean; 207import java.util.concurrent.atomic.AtomicLong; 208 209import dalvik.system.DexFile; 210import dalvik.system.StaleDexCacheError; 211import dalvik.system.VMRuntime; 212 213import libcore.io.IoUtils; 214import libcore.util.EmptyArray; 215 216/** 217 * Keep track of all those .apks everywhere. 218 * 219 * This is very central to the platform's security; please run the unit 220 * tests whenever making modifications here: 221 * 222mmm frameworks/base/tests/AndroidTests 223adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 224adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 225 * 226 * {@hide} 227 */ 228public class PackageManagerService extends IPackageManager.Stub { 229 static final String TAG = "PackageManager"; 230 static final boolean DEBUG_SETTINGS = false; 231 static final boolean DEBUG_PREFERRED = false; 232 static final boolean DEBUG_UPGRADE = false; 233 private static final boolean DEBUG_INSTALL = false; 234 private static final boolean DEBUG_REMOVE = false; 235 private static final boolean DEBUG_BROADCASTS = false; 236 private static final boolean DEBUG_SHOW_INFO = false; 237 private static final boolean DEBUG_PACKAGE_INFO = false; 238 private static final boolean DEBUG_INTENT_MATCHING = false; 239 private static final boolean DEBUG_PACKAGE_SCANNING = false; 240 private static final boolean DEBUG_VERIFY = false; 241 private static final boolean DEBUG_DEXOPT = false; 242 private static final boolean DEBUG_ABI_SELECTION = false; 243 244 private static final int RADIO_UID = Process.PHONE_UID; 245 private static final int LOG_UID = Process.LOG_UID; 246 private static final int NFC_UID = Process.NFC_UID; 247 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 248 private static final int SHELL_UID = Process.SHELL_UID; 249 250 // Cap the size of permission trees that 3rd party apps can define 251 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 252 253 // Suffix used during package installation when copying/moving 254 // package apks to install directory. 255 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 256 257 static final int SCAN_NO_DEX = 1<<1; 258 static final int SCAN_FORCE_DEX = 1<<2; 259 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 260 static final int SCAN_NEW_INSTALL = 1<<4; 261 static final int SCAN_NO_PATHS = 1<<5; 262 static final int SCAN_UPDATE_TIME = 1<<6; 263 static final int SCAN_DEFER_DEX = 1<<7; 264 static final int SCAN_BOOTING = 1<<8; 265 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 266 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 267 static final int SCAN_REPLACING = 1<<11; 268 269 static final int REMOVE_CHATTY = 1<<16; 270 271 /** 272 * Timeout (in milliseconds) after which the watchdog should declare that 273 * our handler thread is wedged. The usual default for such things is one 274 * minute but we sometimes do very lengthy I/O operations on this thread, 275 * such as installing multi-gigabyte applications, so ours needs to be longer. 276 */ 277 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 278 279 /** 280 * Whether verification is enabled by default. 281 */ 282 private static final boolean DEFAULT_VERIFY_ENABLE = true; 283 284 /** 285 * The default maximum time to wait for the verification agent to return in 286 * milliseconds. 287 */ 288 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 289 290 /** 291 * The default response for package verification timeout. 292 * 293 * This can be either PackageManager.VERIFICATION_ALLOW or 294 * PackageManager.VERIFICATION_REJECT. 295 */ 296 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 297 298 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 299 300 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 301 DEFAULT_CONTAINER_PACKAGE, 302 "com.android.defcontainer.DefaultContainerService"); 303 304 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 305 306 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 307 308 private static String sPreferredInstructionSet; 309 310 final ServiceThread mHandlerThread; 311 312 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 313 private static final String IDMAP_SUFFIX = "@idmap"; 314 315 final PackageHandler mHandler; 316 317 /** 318 * Messages for {@link #mHandler} that need to wait for system ready before 319 * being dispatched. 320 */ 321 private ArrayList<Message> mPostSystemReadyMessages; 322 323 final int mSdkVersion = Build.VERSION.SDK_INT; 324 325 final Context mContext; 326 final boolean mFactoryTest; 327 final boolean mOnlyCore; 328 final boolean mLazyDexOpt; 329 final DisplayMetrics mMetrics; 330 final int mDefParseFlags; 331 final String[] mSeparateProcesses; 332 333 // This is where all application persistent data goes. 334 final File mAppDataDir; 335 336 // This is where all application persistent data goes for secondary users. 337 final File mUserAppDataDir; 338 339 /** The location for ASEC container files on internal storage. */ 340 final String mAsecInternalPath; 341 342 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 343 // LOCK HELD. Can be called with mInstallLock held. 344 final Installer mInstaller; 345 346 /** Directory where installed third-party apps stored */ 347 final File mAppInstallDir; 348 349 /** 350 * Directory to which applications installed internally have their 351 * 32 bit native libraries copied. 352 */ 353 private File mAppLib32InstallDir; 354 355 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 356 // apps. 357 final File mDrmAppPrivateInstallDir; 358 359 // ---------------------------------------------------------------- 360 361 // Lock for state used when installing and doing other long running 362 // operations. Methods that must be called with this lock held have 363 // the suffix "LI". 364 final Object mInstallLock = new Object(); 365 366 // ---------------------------------------------------------------- 367 368 // Keys are String (package name), values are Package. This also serves 369 // as the lock for the global state. Methods that must be called with 370 // this lock held have the prefix "LP". 371 final HashMap<String, PackageParser.Package> mPackages = 372 new HashMap<String, PackageParser.Package>(); 373 374 // Tracks available target package names -> overlay package paths. 375 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 376 new HashMap<String, HashMap<String, PackageParser.Package>>(); 377 378 final Settings mSettings; 379 boolean mRestoredSettings; 380 381 // System configuration read by SystemConfig. 382 final int[] mGlobalGids; 383 final SparseArray<HashSet<String>> mSystemPermissions; 384 final HashMap<String, FeatureInfo> mAvailableFeatures; 385 386 // If mac_permissions.xml was found for seinfo labeling. 387 boolean mFoundPolicyFile; 388 389 // If a recursive restorecon of /data/data/<pkg> is needed. 390 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 391 392 public static final class SharedLibraryEntry { 393 public final String path; 394 public final String apk; 395 396 SharedLibraryEntry(String _path, String _apk) { 397 path = _path; 398 apk = _apk; 399 } 400 } 401 402 // Currently known shared libraries. 403 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 404 new HashMap<String, SharedLibraryEntry>(); 405 406 // All available activities, for your resolving pleasure. 407 final ActivityIntentResolver mActivities = 408 new ActivityIntentResolver(); 409 410 // All available receivers, for your resolving pleasure. 411 final ActivityIntentResolver mReceivers = 412 new ActivityIntentResolver(); 413 414 // All available services, for your resolving pleasure. 415 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 416 417 // All available providers, for your resolving pleasure. 418 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 419 420 // Mapping from provider base names (first directory in content URI codePath) 421 // to the provider information. 422 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 423 new HashMap<String, PackageParser.Provider>(); 424 425 // Mapping from instrumentation class names to info about them. 426 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 427 new HashMap<ComponentName, PackageParser.Instrumentation>(); 428 429 // Mapping from permission names to info about them. 430 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 431 new HashMap<String, PackageParser.PermissionGroup>(); 432 433 // Packages whose data we have transfered into another package, thus 434 // should no longer exist. 435 final HashSet<String> mTransferedPackages = new HashSet<String>(); 436 437 // Broadcast actions that are only available to the system. 438 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 439 440 /** List of packages waiting for verification. */ 441 final SparseArray<PackageVerificationState> mPendingVerification 442 = new SparseArray<PackageVerificationState>(); 443 444 /** Set of packages associated with each app op permission. */ 445 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 446 447 final PackageInstallerService mInstallerService; 448 449 HashSet<PackageParser.Package> mDeferredDexOpt = null; 450 451 // Cache of users who need badging. 452 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 453 454 /** Token for keys in mPendingVerification. */ 455 private int mPendingVerificationToken = 0; 456 457 volatile boolean mSystemReady; 458 volatile boolean mSafeMode; 459 volatile boolean mHasSystemUidErrors; 460 461 ApplicationInfo mAndroidApplication; 462 final ActivityInfo mResolveActivity = new ActivityInfo(); 463 final ResolveInfo mResolveInfo = new ResolveInfo(); 464 ComponentName mResolveComponentName; 465 PackageParser.Package mPlatformPackage; 466 ComponentName mCustomResolverComponentName; 467 468 boolean mResolverReplaced = false; 469 470 // Set of pending broadcasts for aggregating enable/disable of components. 471 static class PendingPackageBroadcasts { 472 // for each user id, a map of <package name -> components within that package> 473 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 474 475 public PendingPackageBroadcasts() { 476 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 477 } 478 479 public ArrayList<String> get(int userId, String packageName) { 480 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 481 return packages.get(packageName); 482 } 483 484 public void put(int userId, String packageName, ArrayList<String> components) { 485 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 486 packages.put(packageName, components); 487 } 488 489 public void remove(int userId, String packageName) { 490 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 491 if (packages != null) { 492 packages.remove(packageName); 493 } 494 } 495 496 public void remove(int userId) { 497 mUidMap.remove(userId); 498 } 499 500 public int userIdCount() { 501 return mUidMap.size(); 502 } 503 504 public int userIdAt(int n) { 505 return mUidMap.keyAt(n); 506 } 507 508 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 509 return mUidMap.get(userId); 510 } 511 512 public int size() { 513 // total number of pending broadcast entries across all userIds 514 int num = 0; 515 for (int i = 0; i< mUidMap.size(); i++) { 516 num += mUidMap.valueAt(i).size(); 517 } 518 return num; 519 } 520 521 public void clear() { 522 mUidMap.clear(); 523 } 524 525 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 526 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 527 if (map == null) { 528 map = new HashMap<String, ArrayList<String>>(); 529 mUidMap.put(userId, map); 530 } 531 return map; 532 } 533 } 534 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 535 536 // Service Connection to remote media container service to copy 537 // package uri's from external media onto secure containers 538 // or internal storage. 539 private IMediaContainerService mContainerService = null; 540 541 static final int SEND_PENDING_BROADCAST = 1; 542 static final int MCS_BOUND = 3; 543 static final int END_COPY = 4; 544 static final int INIT_COPY = 5; 545 static final int MCS_UNBIND = 6; 546 static final int START_CLEANING_PACKAGE = 7; 547 static final int FIND_INSTALL_LOC = 8; 548 static final int POST_INSTALL = 9; 549 static final int MCS_RECONNECT = 10; 550 static final int MCS_GIVE_UP = 11; 551 static final int UPDATED_MEDIA_STATUS = 12; 552 static final int WRITE_SETTINGS = 13; 553 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 554 static final int PACKAGE_VERIFIED = 15; 555 static final int CHECK_PENDING_VERIFICATION = 16; 556 557 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 558 559 // Delay time in millisecs 560 static final int BROADCAST_DELAY = 10 * 1000; 561 562 static UserManagerService sUserManager; 563 564 // Stores a list of users whose package restrictions file needs to be updated 565 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 566 567 final private DefaultContainerConnection mDefContainerConn = 568 new DefaultContainerConnection(); 569 class DefaultContainerConnection implements ServiceConnection { 570 public void onServiceConnected(ComponentName name, IBinder service) { 571 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 572 IMediaContainerService imcs = 573 IMediaContainerService.Stub.asInterface(service); 574 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 575 } 576 577 public void onServiceDisconnected(ComponentName name) { 578 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 579 } 580 }; 581 582 // Recordkeeping of restore-after-install operations that are currently in flight 583 // between the Package Manager and the Backup Manager 584 class PostInstallData { 585 public InstallArgs args; 586 public PackageInstalledInfo res; 587 588 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 589 args = _a; 590 res = _r; 591 } 592 }; 593 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 594 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 595 596 private final String mRequiredVerifierPackage; 597 598 private final PackageUsage mPackageUsage = new PackageUsage(); 599 600 private class PackageUsage { 601 private static final int WRITE_INTERVAL 602 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 603 604 private final Object mFileLock = new Object(); 605 private final AtomicLong mLastWritten = new AtomicLong(0); 606 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 607 608 private boolean mIsHistoricalPackageUsageAvailable = true; 609 610 boolean isHistoricalPackageUsageAvailable() { 611 return mIsHistoricalPackageUsageAvailable; 612 } 613 614 void write(boolean force) { 615 if (force) { 616 writeInternal(); 617 return; 618 } 619 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 620 && !DEBUG_DEXOPT) { 621 return; 622 } 623 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 624 new Thread("PackageUsage_DiskWriter") { 625 @Override 626 public void run() { 627 try { 628 writeInternal(); 629 } finally { 630 mBackgroundWriteRunning.set(false); 631 } 632 } 633 }.start(); 634 } 635 } 636 637 private void writeInternal() { 638 synchronized (mPackages) { 639 synchronized (mFileLock) { 640 AtomicFile file = getFile(); 641 FileOutputStream f = null; 642 try { 643 f = file.startWrite(); 644 BufferedOutputStream out = new BufferedOutputStream(f); 645 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 646 StringBuilder sb = new StringBuilder(); 647 for (PackageParser.Package pkg : mPackages.values()) { 648 if (pkg.mLastPackageUsageTimeInMills == 0) { 649 continue; 650 } 651 sb.setLength(0); 652 sb.append(pkg.packageName); 653 sb.append(' '); 654 sb.append((long)pkg.mLastPackageUsageTimeInMills); 655 sb.append('\n'); 656 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 657 } 658 out.flush(); 659 file.finishWrite(f); 660 } catch (IOException e) { 661 if (f != null) { 662 file.failWrite(f); 663 } 664 Log.e(TAG, "Failed to write package usage times", e); 665 } 666 } 667 } 668 mLastWritten.set(SystemClock.elapsedRealtime()); 669 } 670 671 void readLP() { 672 synchronized (mFileLock) { 673 AtomicFile file = getFile(); 674 BufferedInputStream in = null; 675 try { 676 in = new BufferedInputStream(file.openRead()); 677 StringBuffer sb = new StringBuffer(); 678 while (true) { 679 String packageName = readToken(in, sb, ' '); 680 if (packageName == null) { 681 break; 682 } 683 String timeInMillisString = readToken(in, sb, '\n'); 684 if (timeInMillisString == null) { 685 throw new IOException("Failed to find last usage time for package " 686 + packageName); 687 } 688 PackageParser.Package pkg = mPackages.get(packageName); 689 if (pkg == null) { 690 continue; 691 } 692 long timeInMillis; 693 try { 694 timeInMillis = Long.parseLong(timeInMillisString.toString()); 695 } catch (NumberFormatException e) { 696 throw new IOException("Failed to parse " + timeInMillisString 697 + " as a long.", e); 698 } 699 pkg.mLastPackageUsageTimeInMills = timeInMillis; 700 } 701 } catch (FileNotFoundException expected) { 702 mIsHistoricalPackageUsageAvailable = false; 703 } catch (IOException e) { 704 Log.w(TAG, "Failed to read package usage times", e); 705 } finally { 706 IoUtils.closeQuietly(in); 707 } 708 } 709 mLastWritten.set(SystemClock.elapsedRealtime()); 710 } 711 712 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 713 throws IOException { 714 sb.setLength(0); 715 while (true) { 716 int ch = in.read(); 717 if (ch == -1) { 718 if (sb.length() == 0) { 719 return null; 720 } 721 throw new IOException("Unexpected EOF"); 722 } 723 if (ch == endOfToken) { 724 return sb.toString(); 725 } 726 sb.append((char)ch); 727 } 728 } 729 730 private AtomicFile getFile() { 731 File dataDir = Environment.getDataDirectory(); 732 File systemDir = new File(dataDir, "system"); 733 File fname = new File(systemDir, "package-usage.list"); 734 return new AtomicFile(fname); 735 } 736 } 737 738 class PackageHandler extends Handler { 739 private boolean mBound = false; 740 final ArrayList<HandlerParams> mPendingInstalls = 741 new ArrayList<HandlerParams>(); 742 743 private boolean connectToService() { 744 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 745 " DefaultContainerService"); 746 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 747 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 748 if (mContext.bindServiceAsUser(service, mDefContainerConn, 749 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 750 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 751 mBound = true; 752 return true; 753 } 754 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 755 return false; 756 } 757 758 private void disconnectService() { 759 mContainerService = null; 760 mBound = false; 761 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 762 mContext.unbindService(mDefContainerConn); 763 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 764 } 765 766 PackageHandler(Looper looper) { 767 super(looper); 768 } 769 770 public void handleMessage(Message msg) { 771 try { 772 doHandleMessage(msg); 773 } finally { 774 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 775 } 776 } 777 778 void doHandleMessage(Message msg) { 779 switch (msg.what) { 780 case INIT_COPY: { 781 HandlerParams params = (HandlerParams) msg.obj; 782 int idx = mPendingInstalls.size(); 783 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 784 // If a bind was already initiated we dont really 785 // need to do anything. The pending install 786 // will be processed later on. 787 if (!mBound) { 788 // If this is the only one pending we might 789 // have to bind to the service again. 790 if (!connectToService()) { 791 Slog.e(TAG, "Failed to bind to media container service"); 792 params.serviceError(); 793 return; 794 } else { 795 // Once we bind to the service, the first 796 // pending request will be processed. 797 mPendingInstalls.add(idx, params); 798 } 799 } else { 800 mPendingInstalls.add(idx, params); 801 // Already bound to the service. Just make 802 // sure we trigger off processing the first request. 803 if (idx == 0) { 804 mHandler.sendEmptyMessage(MCS_BOUND); 805 } 806 } 807 break; 808 } 809 case MCS_BOUND: { 810 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 811 if (msg.obj != null) { 812 mContainerService = (IMediaContainerService) msg.obj; 813 } 814 if (mContainerService == null) { 815 // Something seriously wrong. Bail out 816 Slog.e(TAG, "Cannot bind to media container service"); 817 for (HandlerParams params : mPendingInstalls) { 818 // Indicate service bind error 819 params.serviceError(); 820 } 821 mPendingInstalls.clear(); 822 } else if (mPendingInstalls.size() > 0) { 823 HandlerParams params = mPendingInstalls.get(0); 824 if (params != null) { 825 if (params.startCopy()) { 826 // We are done... look for more work or to 827 // go idle. 828 if (DEBUG_SD_INSTALL) Log.i(TAG, 829 "Checking for more work or unbind..."); 830 // Delete pending install 831 if (mPendingInstalls.size() > 0) { 832 mPendingInstalls.remove(0); 833 } 834 if (mPendingInstalls.size() == 0) { 835 if (mBound) { 836 if (DEBUG_SD_INSTALL) Log.i(TAG, 837 "Posting delayed MCS_UNBIND"); 838 removeMessages(MCS_UNBIND); 839 Message ubmsg = obtainMessage(MCS_UNBIND); 840 // Unbind after a little delay, to avoid 841 // continual thrashing. 842 sendMessageDelayed(ubmsg, 10000); 843 } 844 } else { 845 // There are more pending requests in queue. 846 // Just post MCS_BOUND message to trigger processing 847 // of next pending install. 848 if (DEBUG_SD_INSTALL) Log.i(TAG, 849 "Posting MCS_BOUND for next work"); 850 mHandler.sendEmptyMessage(MCS_BOUND); 851 } 852 } 853 } 854 } else { 855 // Should never happen ideally. 856 Slog.w(TAG, "Empty queue"); 857 } 858 break; 859 } 860 case MCS_RECONNECT: { 861 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 862 if (mPendingInstalls.size() > 0) { 863 if (mBound) { 864 disconnectService(); 865 } 866 if (!connectToService()) { 867 Slog.e(TAG, "Failed to bind to media container service"); 868 for (HandlerParams params : mPendingInstalls) { 869 // Indicate service bind error 870 params.serviceError(); 871 } 872 mPendingInstalls.clear(); 873 } 874 } 875 break; 876 } 877 case MCS_UNBIND: { 878 // If there is no actual work left, then time to unbind. 879 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 880 881 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 882 if (mBound) { 883 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 884 885 disconnectService(); 886 } 887 } else if (mPendingInstalls.size() > 0) { 888 // There are more pending requests in queue. 889 // Just post MCS_BOUND message to trigger processing 890 // of next pending install. 891 mHandler.sendEmptyMessage(MCS_BOUND); 892 } 893 894 break; 895 } 896 case MCS_GIVE_UP: { 897 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 898 mPendingInstalls.remove(0); 899 break; 900 } 901 case SEND_PENDING_BROADCAST: { 902 String packages[]; 903 ArrayList<String> components[]; 904 int size = 0; 905 int uids[]; 906 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 907 synchronized (mPackages) { 908 if (mPendingBroadcasts == null) { 909 return; 910 } 911 size = mPendingBroadcasts.size(); 912 if (size <= 0) { 913 // Nothing to be done. Just return 914 return; 915 } 916 packages = new String[size]; 917 components = new ArrayList[size]; 918 uids = new int[size]; 919 int i = 0; // filling out the above arrays 920 921 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 922 int packageUserId = mPendingBroadcasts.userIdAt(n); 923 Iterator<Map.Entry<String, ArrayList<String>>> it 924 = mPendingBroadcasts.packagesForUserId(packageUserId) 925 .entrySet().iterator(); 926 while (it.hasNext() && i < size) { 927 Map.Entry<String, ArrayList<String>> ent = it.next(); 928 packages[i] = ent.getKey(); 929 components[i] = ent.getValue(); 930 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 931 uids[i] = (ps != null) 932 ? UserHandle.getUid(packageUserId, ps.appId) 933 : -1; 934 i++; 935 } 936 } 937 size = i; 938 mPendingBroadcasts.clear(); 939 } 940 // Send broadcasts 941 for (int i = 0; i < size; i++) { 942 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 943 } 944 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 945 break; 946 } 947 case START_CLEANING_PACKAGE: { 948 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 949 final String packageName = (String)msg.obj; 950 final int userId = msg.arg1; 951 final boolean andCode = msg.arg2 != 0; 952 synchronized (mPackages) { 953 if (userId == UserHandle.USER_ALL) { 954 int[] users = sUserManager.getUserIds(); 955 for (int user : users) { 956 mSettings.addPackageToCleanLPw( 957 new PackageCleanItem(user, packageName, andCode)); 958 } 959 } else { 960 mSettings.addPackageToCleanLPw( 961 new PackageCleanItem(userId, packageName, andCode)); 962 } 963 } 964 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 965 startCleaningPackages(); 966 } break; 967 case POST_INSTALL: { 968 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 969 PostInstallData data = mRunningInstalls.get(msg.arg1); 970 mRunningInstalls.delete(msg.arg1); 971 boolean deleteOld = false; 972 973 if (data != null) { 974 InstallArgs args = data.args; 975 PackageInstalledInfo res = data.res; 976 977 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 978 res.removedInfo.sendBroadcast(false, true, false); 979 Bundle extras = new Bundle(1); 980 extras.putInt(Intent.EXTRA_UID, res.uid); 981 // Determine the set of users who are adding this 982 // package for the first time vs. those who are seeing 983 // an update. 984 int[] firstUsers; 985 int[] updateUsers = new int[0]; 986 if (res.origUsers == null || res.origUsers.length == 0) { 987 firstUsers = res.newUsers; 988 } else { 989 firstUsers = new int[0]; 990 for (int i=0; i<res.newUsers.length; i++) { 991 int user = res.newUsers[i]; 992 boolean isNew = true; 993 for (int j=0; j<res.origUsers.length; j++) { 994 if (res.origUsers[j] == user) { 995 isNew = false; 996 break; 997 } 998 } 999 if (isNew) { 1000 int[] newFirst = new int[firstUsers.length+1]; 1001 System.arraycopy(firstUsers, 0, newFirst, 0, 1002 firstUsers.length); 1003 newFirst[firstUsers.length] = user; 1004 firstUsers = newFirst; 1005 } else { 1006 int[] newUpdate = new int[updateUsers.length+1]; 1007 System.arraycopy(updateUsers, 0, newUpdate, 0, 1008 updateUsers.length); 1009 newUpdate[updateUsers.length] = user; 1010 updateUsers = newUpdate; 1011 } 1012 } 1013 } 1014 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1015 res.pkg.applicationInfo.packageName, 1016 extras, null, null, firstUsers); 1017 final boolean update = res.removedInfo.removedPackage != null; 1018 if (update) { 1019 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1020 } 1021 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1022 res.pkg.applicationInfo.packageName, 1023 extras, null, null, updateUsers); 1024 if (update) { 1025 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1026 res.pkg.applicationInfo.packageName, 1027 extras, null, null, updateUsers); 1028 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1029 null, null, 1030 res.pkg.applicationInfo.packageName, null, updateUsers); 1031 1032 // treat asec-hosted packages like removable media on upgrade 1033 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1034 if (DEBUG_INSTALL) { 1035 Slog.i(TAG, "upgrading pkg " + res.pkg 1036 + " is ASEC-hosted -> AVAILABLE"); 1037 } 1038 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1039 ArrayList<String> pkgList = new ArrayList<String>(1); 1040 pkgList.add(res.pkg.applicationInfo.packageName); 1041 sendResourcesChangedBroadcast(true, true, 1042 pkgList,uidArray, null); 1043 } 1044 } 1045 if (res.removedInfo.args != null) { 1046 // Remove the replaced package's older resources safely now 1047 deleteOld = true; 1048 } 1049 1050 // Log current value of "unknown sources" setting 1051 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1052 getUnknownSourcesSettings()); 1053 } 1054 // Force a gc to clear up things 1055 Runtime.getRuntime().gc(); 1056 // We delete after a gc for applications on sdcard. 1057 if (deleteOld) { 1058 synchronized (mInstallLock) { 1059 res.removedInfo.args.doPostDeleteLI(true); 1060 } 1061 } 1062 if (args.observer != null) { 1063 try { 1064 Bundle extras = extrasForInstallResult(res); 1065 args.observer.onPackageInstalled(res.name, res.returnCode, 1066 res.returnMsg, extras); 1067 } catch (RemoteException e) { 1068 Slog.i(TAG, "Observer no longer exists."); 1069 } 1070 } 1071 } else { 1072 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1073 } 1074 } break; 1075 case UPDATED_MEDIA_STATUS: { 1076 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1077 boolean reportStatus = msg.arg1 == 1; 1078 boolean doGc = msg.arg2 == 1; 1079 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1080 if (doGc) { 1081 // Force a gc to clear up stale containers. 1082 Runtime.getRuntime().gc(); 1083 } 1084 if (msg.obj != null) { 1085 @SuppressWarnings("unchecked") 1086 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1087 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1088 // Unload containers 1089 unloadAllContainers(args); 1090 } 1091 if (reportStatus) { 1092 try { 1093 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1094 PackageHelper.getMountService().finishMediaUpdate(); 1095 } catch (RemoteException e) { 1096 Log.e(TAG, "MountService not running?"); 1097 } 1098 } 1099 } break; 1100 case WRITE_SETTINGS: { 1101 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1102 synchronized (mPackages) { 1103 removeMessages(WRITE_SETTINGS); 1104 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1105 mSettings.writeLPr(); 1106 mDirtyUsers.clear(); 1107 } 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1109 } break; 1110 case WRITE_PACKAGE_RESTRICTIONS: { 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1112 synchronized (mPackages) { 1113 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1114 for (int userId : mDirtyUsers) { 1115 mSettings.writePackageRestrictionsLPr(userId); 1116 } 1117 mDirtyUsers.clear(); 1118 } 1119 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1120 } break; 1121 case CHECK_PENDING_VERIFICATION: { 1122 final int verificationId = msg.arg1; 1123 final PackageVerificationState state = mPendingVerification.get(verificationId); 1124 1125 if ((state != null) && !state.timeoutExtended()) { 1126 final InstallArgs args = state.getInstallArgs(); 1127 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1128 1129 Slog.i(TAG, "Verification timed out for " + originUri); 1130 mPendingVerification.remove(verificationId); 1131 1132 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1133 1134 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1135 Slog.i(TAG, "Continuing with installation of " + originUri); 1136 state.setVerifierResponse(Binder.getCallingUid(), 1137 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1138 broadcastPackageVerified(verificationId, originUri, 1139 PackageManager.VERIFICATION_ALLOW, 1140 state.getInstallArgs().getUser()); 1141 try { 1142 ret = args.copyApk(mContainerService, true); 1143 } catch (RemoteException e) { 1144 Slog.e(TAG, "Could not contact the ContainerService"); 1145 } 1146 } else { 1147 broadcastPackageVerified(verificationId, originUri, 1148 PackageManager.VERIFICATION_REJECT, 1149 state.getInstallArgs().getUser()); 1150 } 1151 1152 processPendingInstall(args, ret); 1153 mHandler.sendEmptyMessage(MCS_UNBIND); 1154 } 1155 break; 1156 } 1157 case PACKAGE_VERIFIED: { 1158 final int verificationId = msg.arg1; 1159 1160 final PackageVerificationState state = mPendingVerification.get(verificationId); 1161 if (state == null) { 1162 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1163 break; 1164 } 1165 1166 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1167 1168 state.setVerifierResponse(response.callerUid, response.code); 1169 1170 if (state.isVerificationComplete()) { 1171 mPendingVerification.remove(verificationId); 1172 1173 final InstallArgs args = state.getInstallArgs(); 1174 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1175 1176 int ret; 1177 if (state.isInstallAllowed()) { 1178 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1179 broadcastPackageVerified(verificationId, originUri, 1180 response.code, state.getInstallArgs().getUser()); 1181 try { 1182 ret = args.copyApk(mContainerService, true); 1183 } catch (RemoteException e) { 1184 Slog.e(TAG, "Could not contact the ContainerService"); 1185 } 1186 } else { 1187 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1188 } 1189 1190 processPendingInstall(args, ret); 1191 1192 mHandler.sendEmptyMessage(MCS_UNBIND); 1193 } 1194 1195 break; 1196 } 1197 } 1198 } 1199 } 1200 1201 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1202 Bundle extras = null; 1203 switch (res.returnCode) { 1204 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1205 extras = new Bundle(); 1206 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1207 res.origPermission); 1208 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1209 res.origPackage); 1210 break; 1211 } 1212 } 1213 return extras; 1214 } 1215 1216 void scheduleWriteSettingsLocked() { 1217 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1218 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1219 } 1220 } 1221 1222 void scheduleWritePackageRestrictionsLocked(int userId) { 1223 if (!sUserManager.exists(userId)) return; 1224 mDirtyUsers.add(userId); 1225 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1226 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1227 } 1228 } 1229 1230 public static final PackageManagerService main(Context context, Installer installer, 1231 boolean factoryTest, boolean onlyCore) { 1232 PackageManagerService m = new PackageManagerService(context, installer, 1233 factoryTest, onlyCore); 1234 ServiceManager.addService("package", m); 1235 return m; 1236 } 1237 1238 static String[] splitString(String str, char sep) { 1239 int count = 1; 1240 int i = 0; 1241 while ((i=str.indexOf(sep, i)) >= 0) { 1242 count++; 1243 i++; 1244 } 1245 1246 String[] res = new String[count]; 1247 i=0; 1248 count = 0; 1249 int lastI=0; 1250 while ((i=str.indexOf(sep, i)) >= 0) { 1251 res[count] = str.substring(lastI, i); 1252 count++; 1253 i++; 1254 lastI = i; 1255 } 1256 res[count] = str.substring(lastI, str.length()); 1257 return res; 1258 } 1259 1260 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1261 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1262 Context.DISPLAY_SERVICE); 1263 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1264 } 1265 1266 public PackageManagerService(Context context, Installer installer, 1267 boolean factoryTest, boolean onlyCore) { 1268 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1269 SystemClock.uptimeMillis()); 1270 1271 if (mSdkVersion <= 0) { 1272 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1273 } 1274 1275 mContext = context; 1276 mFactoryTest = factoryTest; 1277 mOnlyCore = onlyCore; 1278 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1279 mMetrics = new DisplayMetrics(); 1280 mSettings = new Settings(context); 1281 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1282 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1283 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1284 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1285 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1286 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1287 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1288 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1289 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1290 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1291 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1292 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1293 1294 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1295 if (separateProcesses != null && separateProcesses.length() > 0) { 1296 if ("*".equals(separateProcesses)) { 1297 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1298 mSeparateProcesses = null; 1299 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1300 } else { 1301 mDefParseFlags = 0; 1302 mSeparateProcesses = separateProcesses.split(","); 1303 Slog.w(TAG, "Running with debug.separate_processes: " 1304 + separateProcesses); 1305 } 1306 } else { 1307 mDefParseFlags = 0; 1308 mSeparateProcesses = null; 1309 } 1310 1311 mInstaller = installer; 1312 1313 getDefaultDisplayMetrics(context, mMetrics); 1314 1315 SystemConfig systemConfig = SystemConfig.getInstance(); 1316 mGlobalGids = systemConfig.getGlobalGids(); 1317 mSystemPermissions = systemConfig.getSystemPermissions(); 1318 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1319 1320 synchronized (mInstallLock) { 1321 // writer 1322 synchronized (mPackages) { 1323 mHandlerThread = new ServiceThread(TAG, 1324 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1325 mHandlerThread.start(); 1326 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1327 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1328 1329 File dataDir = Environment.getDataDirectory(); 1330 mAppDataDir = new File(dataDir, "data"); 1331 mAppInstallDir = new File(dataDir, "app"); 1332 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1333 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1334 mUserAppDataDir = new File(dataDir, "user"); 1335 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1336 1337 sUserManager = new UserManagerService(context, this, 1338 mInstallLock, mPackages); 1339 1340 // Propagate permission configuration in to package manager. 1341 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1342 = systemConfig.getPermissions(); 1343 for (int i=0; i<permConfig.size(); i++) { 1344 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1345 BasePermission bp = mSettings.mPermissions.get(perm.name); 1346 if (bp == null) { 1347 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1348 mSettings.mPermissions.put(perm.name, bp); 1349 } 1350 if (perm.gids != null) { 1351 bp.gids = appendInts(bp.gids, perm.gids); 1352 } 1353 } 1354 1355 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1356 for (int i=0; i<libConfig.size(); i++) { 1357 mSharedLibraries.put(libConfig.keyAt(i), 1358 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1359 } 1360 1361 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1362 1363 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1364 mSdkVersion, mOnlyCore); 1365 1366 String customResolverActivity = Resources.getSystem().getString( 1367 R.string.config_customResolverActivity); 1368 if (TextUtils.isEmpty(customResolverActivity)) { 1369 customResolverActivity = null; 1370 } else { 1371 mCustomResolverComponentName = ComponentName.unflattenFromString( 1372 customResolverActivity); 1373 } 1374 1375 long startTime = SystemClock.uptimeMillis(); 1376 1377 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1378 startTime); 1379 1380 // Set flag to monitor and not change apk file paths when 1381 // scanning install directories. 1382 int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1383 1384 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1385 1386 /** 1387 * Add everything in the in the boot class path to the 1388 * list of process files because dexopt will have been run 1389 * if necessary during zygote startup. 1390 */ 1391 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1392 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1393 1394 if (bootClassPath != null) { 1395 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1396 for (String element : bootClassPathElements) { 1397 alreadyDexOpted.add(element); 1398 } 1399 } else { 1400 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1401 } 1402 1403 if (systemServerClassPath != null) { 1404 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1405 for (String element : systemServerClassPathElements) { 1406 alreadyDexOpted.add(element); 1407 } 1408 } else { 1409 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1410 } 1411 1412 boolean didDexOptLibraryOrTool = false; 1413 1414 final List<String> allInstructionSets = getAllInstructionSets(); 1415 final String[] dexCodeInstructionSets = 1416 getDexCodeInstructionSets(allInstructionSets.toArray(new String[allInstructionSets.size()])); 1417 1418 /** 1419 * Ensure all external libraries have had dexopt run on them. 1420 */ 1421 if (mSharedLibraries.size() > 0) { 1422 // NOTE: For now, we're compiling these system "shared libraries" 1423 // (and framework jars) into all available architectures. It's possible 1424 // to compile them only when we come across an app that uses them (there's 1425 // already logic for that in scanPackageLI) but that adds some complexity. 1426 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1427 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1428 final String lib = libEntry.path; 1429 if (lib == null) { 1430 continue; 1431 } 1432 1433 try { 1434 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1435 dexCodeInstructionSet, 1436 false); 1437 if (dexoptRequired != DexFile.UP_TO_DATE) { 1438 alreadyDexOpted.add(lib); 1439 1440 // The list of "shared libraries" we have at this point is 1441 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1442 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1443 } else { 1444 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1445 } 1446 didDexOptLibraryOrTool = true; 1447 } 1448 } catch (FileNotFoundException e) { 1449 Slog.w(TAG, "Library not found: " + lib); 1450 } catch (IOException e) { 1451 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1452 + e.getMessage()); 1453 } 1454 } 1455 } 1456 } 1457 1458 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1459 1460 // Gross hack for now: we know this file doesn't contain any 1461 // code, so don't dexopt it to avoid the resulting log spew. 1462 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1463 1464 // Gross hack for now: we know this file is only part of 1465 // the boot class path for art, so don't dexopt it to 1466 // avoid the resulting log spew. 1467 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1468 1469 /** 1470 * And there are a number of commands implemented in Java, which 1471 * we currently need to do the dexopt on so that they can be 1472 * run from a non-root shell. 1473 */ 1474 String[] frameworkFiles = frameworkDir.list(); 1475 if (frameworkFiles != null) { 1476 // TODO: We could compile these only for the most preferred ABI. We should 1477 // first double check that the dex files for these commands are not referenced 1478 // by other system apps. 1479 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1480 for (int i=0; i<frameworkFiles.length; i++) { 1481 File libPath = new File(frameworkDir, frameworkFiles[i]); 1482 String path = libPath.getPath(); 1483 // Skip the file if we already did it. 1484 if (alreadyDexOpted.contains(path)) { 1485 continue; 1486 } 1487 // Skip the file if it is not a type we want to dexopt. 1488 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1489 continue; 1490 } 1491 try { 1492 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1493 dexCodeInstructionSet, 1494 false); 1495 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1496 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1497 didDexOptLibraryOrTool = true; 1498 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1499 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1500 didDexOptLibraryOrTool = true; 1501 } 1502 } catch (FileNotFoundException e) { 1503 Slog.w(TAG, "Jar not found: " + path); 1504 } catch (IOException e) { 1505 Slog.w(TAG, "Exception reading jar: " + path, e); 1506 } 1507 } 1508 } 1509 } 1510 1511 // Collect vendor overlay packages. 1512 // (Do this before scanning any apps.) 1513 // For security and version matching reason, only consider 1514 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1515 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1516 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1517 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1518 1519 // Find base frameworks (resource packages without code). 1520 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1521 | PackageParser.PARSE_IS_SYSTEM_DIR 1522 | PackageParser.PARSE_IS_PRIVILEGED, 1523 scanFlags | SCAN_NO_DEX, 0); 1524 1525 // Collected privileged system packages. 1526 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1527 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1528 | PackageParser.PARSE_IS_SYSTEM_DIR 1529 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1530 1531 // Collect ordinary system packages. 1532 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1533 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1534 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1535 1536 // Collect all vendor packages. 1537 File vendorAppDir = new File("/vendor/app"); 1538 try { 1539 vendorAppDir = vendorAppDir.getCanonicalFile(); 1540 } catch (IOException e) { 1541 // failed to look up canonical path, continue with original one 1542 } 1543 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1544 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1545 1546 // Collect all OEM packages. 1547 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1548 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1549 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1550 1551 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1552 mInstaller.moveFiles(); 1553 1554 // Prune any system packages that no longer exist. 1555 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1556 if (!mOnlyCore) { 1557 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1558 while (psit.hasNext()) { 1559 PackageSetting ps = psit.next(); 1560 1561 /* 1562 * If this is not a system app, it can't be a 1563 * disable system app. 1564 */ 1565 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1566 continue; 1567 } 1568 1569 /* 1570 * If the package is scanned, it's not erased. 1571 */ 1572 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1573 if (scannedPkg != null) { 1574 /* 1575 * If the system app is both scanned and in the 1576 * disabled packages list, then it must have been 1577 * added via OTA. Remove it from the currently 1578 * scanned package so the previously user-installed 1579 * application can be scanned. 1580 */ 1581 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1582 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1583 + "; removing system app"); 1584 removePackageLI(ps, true); 1585 } 1586 1587 continue; 1588 } 1589 1590 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1591 psit.remove(); 1592 String msg = "System package " + ps.name 1593 + " no longer exists; wiping its data"; 1594 reportSettingsProblem(Log.WARN, msg); 1595 removeDataDirsLI(ps.name); 1596 } else { 1597 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1598 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1599 possiblyDeletedUpdatedSystemApps.add(ps.name); 1600 } 1601 } 1602 } 1603 } 1604 1605 //look for any incomplete package installations 1606 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1607 //clean up list 1608 for(int i = 0; i < deletePkgsList.size(); i++) { 1609 //clean up here 1610 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1611 } 1612 //delete tmp files 1613 deleteTempPackageFiles(); 1614 1615 // Remove any shared userIDs that have no associated packages 1616 mSettings.pruneSharedUsersLPw(); 1617 1618 if (!mOnlyCore) { 1619 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1620 SystemClock.uptimeMillis()); 1621 scanDirLI(mAppInstallDir, 0, scanFlags, 0); 1622 1623 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1624 scanFlags, 0); 1625 1626 /** 1627 * Remove disable package settings for any updated system 1628 * apps that were removed via an OTA. If they're not a 1629 * previously-updated app, remove them completely. 1630 * Otherwise, just revoke their system-level permissions. 1631 */ 1632 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1633 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1634 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1635 1636 String msg; 1637 if (deletedPkg == null) { 1638 msg = "Updated system package " + deletedAppName 1639 + " no longer exists; wiping its data"; 1640 removeDataDirsLI(deletedAppName); 1641 } else { 1642 msg = "Updated system app + " + deletedAppName 1643 + " no longer present; removing system privileges for " 1644 + deletedAppName; 1645 1646 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1647 1648 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1649 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1650 } 1651 reportSettingsProblem(Log.WARN, msg); 1652 } 1653 } 1654 1655 // Now that we know all of the shared libraries, update all clients to have 1656 // the correct library paths. 1657 updateAllSharedLibrariesLPw(); 1658 1659 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1660 // NOTE: We ignore potential failures here during a system scan (like 1661 // the rest of the commands above) because there's precious little we 1662 // can do about it. A settings error is reported, though. 1663 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1664 false /* force dexopt */, false /* defer dexopt */); 1665 } 1666 1667 // Now that we know all the packages we are keeping, 1668 // read and update their last usage times. 1669 mPackageUsage.readLP(); 1670 1671 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1672 SystemClock.uptimeMillis()); 1673 Slog.i(TAG, "Time to scan packages: " 1674 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1675 + " seconds"); 1676 1677 // If the platform SDK has changed since the last time we booted, 1678 // we need to re-grant app permission to catch any new ones that 1679 // appear. This is really a hack, and means that apps can in some 1680 // cases get permissions that the user didn't initially explicitly 1681 // allow... it would be nice to have some better way to handle 1682 // this situation. 1683 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1684 != mSdkVersion; 1685 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1686 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1687 + "; regranting permissions for internal storage"); 1688 mSettings.mInternalSdkPlatform = mSdkVersion; 1689 1690 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1691 | (regrantPermissions 1692 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1693 : 0)); 1694 1695 // If this is the first boot, and it is a normal boot, then 1696 // we need to initialize the default preferred apps. 1697 if (!mRestoredSettings && !onlyCore) { 1698 mSettings.readDefaultPreferredAppsLPw(this, 0); 1699 } 1700 1701 // If this is first boot after an OTA, and a normal boot, then 1702 // we need to clear code cache directories. 1703 if (!Build.FINGERPRINT.equals(mSettings.mFingerprint) && !onlyCore) { 1704 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 1705 for (String pkgName : mSettings.mPackages.keySet()) { 1706 deleteCodeCacheDirsLI(pkgName); 1707 } 1708 mSettings.mFingerprint = Build.FINGERPRINT; 1709 } 1710 1711 // All the changes are done during package scanning. 1712 mSettings.updateInternalDatabaseVersion(); 1713 1714 // can downgrade to reader 1715 mSettings.writeLPr(); 1716 1717 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1718 SystemClock.uptimeMillis()); 1719 1720 1721 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1722 } // synchronized (mPackages) 1723 } // synchronized (mInstallLock) 1724 1725 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1726 1727 // Now after opening every single application zip, make sure they 1728 // are all flushed. Not really needed, but keeps things nice and 1729 // tidy. 1730 Runtime.getRuntime().gc(); 1731 } 1732 1733 @Override 1734 public boolean isFirstBoot() { 1735 return !mRestoredSettings; 1736 } 1737 1738 @Override 1739 public boolean isOnlyCoreApps() { 1740 return mOnlyCore; 1741 } 1742 1743 private String getRequiredVerifierLPr() { 1744 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1745 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1746 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1747 1748 String requiredVerifier = null; 1749 1750 final int N = receivers.size(); 1751 for (int i = 0; i < N; i++) { 1752 final ResolveInfo info = receivers.get(i); 1753 1754 if (info.activityInfo == null) { 1755 continue; 1756 } 1757 1758 final String packageName = info.activityInfo.packageName; 1759 1760 final PackageSetting ps = mSettings.mPackages.get(packageName); 1761 if (ps == null) { 1762 continue; 1763 } 1764 1765 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1766 if (!gp.grantedPermissions 1767 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1768 continue; 1769 } 1770 1771 if (requiredVerifier != null) { 1772 throw new RuntimeException("There can be only one required verifier"); 1773 } 1774 1775 requiredVerifier = packageName; 1776 } 1777 1778 return requiredVerifier; 1779 } 1780 1781 @Override 1782 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1783 throws RemoteException { 1784 try { 1785 return super.onTransact(code, data, reply, flags); 1786 } catch (RuntimeException e) { 1787 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1788 Slog.wtf(TAG, "Package Manager Crash", e); 1789 } 1790 throw e; 1791 } 1792 } 1793 1794 void cleanupInstallFailedPackage(PackageSetting ps) { 1795 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1796 removeDataDirsLI(ps.name); 1797 if (ps.codePath != null) { 1798 if (ps.codePath.isDirectory()) { 1799 FileUtils.deleteContents(ps.codePath); 1800 } 1801 ps.codePath.delete(); 1802 } 1803 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 1804 if (ps.resourcePath.isDirectory()) { 1805 FileUtils.deleteContents(ps.resourcePath); 1806 } 1807 ps.resourcePath.delete(); 1808 } 1809 mSettings.removePackageLPw(ps.name); 1810 } 1811 1812 static int[] appendInts(int[] cur, int[] add) { 1813 if (add == null) return cur; 1814 if (cur == null) return add; 1815 final int N = add.length; 1816 for (int i=0; i<N; i++) { 1817 cur = appendInt(cur, add[i]); 1818 } 1819 return cur; 1820 } 1821 1822 static int[] removeInts(int[] cur, int[] rem) { 1823 if (rem == null) return cur; 1824 if (cur == null) return cur; 1825 final int N = rem.length; 1826 for (int i=0; i<N; i++) { 1827 cur = removeInt(cur, rem[i]); 1828 } 1829 return cur; 1830 } 1831 1832 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1833 if (!sUserManager.exists(userId)) return null; 1834 final PackageSetting ps = (PackageSetting) p.mExtras; 1835 if (ps == null) { 1836 return null; 1837 } 1838 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1839 final PackageUserState state = ps.readUserState(userId); 1840 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1841 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1842 state, userId); 1843 } 1844 1845 @Override 1846 public boolean isPackageAvailable(String packageName, int userId) { 1847 if (!sUserManager.exists(userId)) return false; 1848 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 1849 synchronized (mPackages) { 1850 PackageParser.Package p = mPackages.get(packageName); 1851 if (p != null) { 1852 final PackageSetting ps = (PackageSetting) p.mExtras; 1853 if (ps != null) { 1854 final PackageUserState state = ps.readUserState(userId); 1855 if (state != null) { 1856 return PackageParser.isAvailable(state); 1857 } 1858 } 1859 } 1860 } 1861 return false; 1862 } 1863 1864 @Override 1865 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1866 if (!sUserManager.exists(userId)) return null; 1867 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 1868 // reader 1869 synchronized (mPackages) { 1870 PackageParser.Package p = mPackages.get(packageName); 1871 if (DEBUG_PACKAGE_INFO) 1872 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1873 if (p != null) { 1874 return generatePackageInfo(p, flags, userId); 1875 } 1876 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1877 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1878 } 1879 } 1880 return null; 1881 } 1882 1883 @Override 1884 public String[] currentToCanonicalPackageNames(String[] names) { 1885 String[] out = new String[names.length]; 1886 // reader 1887 synchronized (mPackages) { 1888 for (int i=names.length-1; i>=0; i--) { 1889 PackageSetting ps = mSettings.mPackages.get(names[i]); 1890 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1891 } 1892 } 1893 return out; 1894 } 1895 1896 @Override 1897 public String[] canonicalToCurrentPackageNames(String[] names) { 1898 String[] out = new String[names.length]; 1899 // reader 1900 synchronized (mPackages) { 1901 for (int i=names.length-1; i>=0; i--) { 1902 String cur = mSettings.mRenamedPackages.get(names[i]); 1903 out[i] = cur != null ? cur : names[i]; 1904 } 1905 } 1906 return out; 1907 } 1908 1909 @Override 1910 public int getPackageUid(String packageName, int userId) { 1911 if (!sUserManager.exists(userId)) return -1; 1912 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 1913 // reader 1914 synchronized (mPackages) { 1915 PackageParser.Package p = mPackages.get(packageName); 1916 if(p != null) { 1917 return UserHandle.getUid(userId, p.applicationInfo.uid); 1918 } 1919 PackageSetting ps = mSettings.mPackages.get(packageName); 1920 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1921 return -1; 1922 } 1923 p = ps.pkg; 1924 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1925 } 1926 } 1927 1928 @Override 1929 public int[] getPackageGids(String packageName) { 1930 // reader 1931 synchronized (mPackages) { 1932 PackageParser.Package p = mPackages.get(packageName); 1933 if (DEBUG_PACKAGE_INFO) 1934 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1935 if (p != null) { 1936 final PackageSetting ps = (PackageSetting)p.mExtras; 1937 return ps.getGids(); 1938 } 1939 } 1940 // stupid thing to indicate an error. 1941 return new int[0]; 1942 } 1943 1944 static final PermissionInfo generatePermissionInfo( 1945 BasePermission bp, int flags) { 1946 if (bp.perm != null) { 1947 return PackageParser.generatePermissionInfo(bp.perm, flags); 1948 } 1949 PermissionInfo pi = new PermissionInfo(); 1950 pi.name = bp.name; 1951 pi.packageName = bp.sourcePackage; 1952 pi.nonLocalizedLabel = bp.name; 1953 pi.protectionLevel = bp.protectionLevel; 1954 return pi; 1955 } 1956 1957 @Override 1958 public PermissionInfo getPermissionInfo(String name, int flags) { 1959 // reader 1960 synchronized (mPackages) { 1961 final BasePermission p = mSettings.mPermissions.get(name); 1962 if (p != null) { 1963 return generatePermissionInfo(p, flags); 1964 } 1965 return null; 1966 } 1967 } 1968 1969 @Override 1970 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1971 // reader 1972 synchronized (mPackages) { 1973 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1974 for (BasePermission p : mSettings.mPermissions.values()) { 1975 if (group == null) { 1976 if (p.perm == null || p.perm.info.group == null) { 1977 out.add(generatePermissionInfo(p, flags)); 1978 } 1979 } else { 1980 if (p.perm != null && group.equals(p.perm.info.group)) { 1981 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1982 } 1983 } 1984 } 1985 1986 if (out.size() > 0) { 1987 return out; 1988 } 1989 return mPermissionGroups.containsKey(group) ? out : null; 1990 } 1991 } 1992 1993 @Override 1994 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1995 // reader 1996 synchronized (mPackages) { 1997 return PackageParser.generatePermissionGroupInfo( 1998 mPermissionGroups.get(name), flags); 1999 } 2000 } 2001 2002 @Override 2003 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2004 // reader 2005 synchronized (mPackages) { 2006 final int N = mPermissionGroups.size(); 2007 ArrayList<PermissionGroupInfo> out 2008 = new ArrayList<PermissionGroupInfo>(N); 2009 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2010 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2011 } 2012 return out; 2013 } 2014 } 2015 2016 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2017 int userId) { 2018 if (!sUserManager.exists(userId)) return null; 2019 PackageSetting ps = mSettings.mPackages.get(packageName); 2020 if (ps != null) { 2021 if (ps.pkg == null) { 2022 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2023 flags, userId); 2024 if (pInfo != null) { 2025 return pInfo.applicationInfo; 2026 } 2027 return null; 2028 } 2029 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2030 ps.readUserState(userId), userId); 2031 } 2032 return null; 2033 } 2034 2035 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2036 int userId) { 2037 if (!sUserManager.exists(userId)) return null; 2038 PackageSetting ps = mSettings.mPackages.get(packageName); 2039 if (ps != null) { 2040 PackageParser.Package pkg = ps.pkg; 2041 if (pkg == null) { 2042 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2043 return null; 2044 } 2045 // Only data remains, so we aren't worried about code paths 2046 pkg = new PackageParser.Package(packageName); 2047 pkg.applicationInfo.packageName = packageName; 2048 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2049 pkg.applicationInfo.dataDir = 2050 getDataPathForPackage(packageName, 0).getPath(); 2051 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2052 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2053 } 2054 return generatePackageInfo(pkg, flags, userId); 2055 } 2056 return null; 2057 } 2058 2059 @Override 2060 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2061 if (!sUserManager.exists(userId)) return null; 2062 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2063 // writer 2064 synchronized (mPackages) { 2065 PackageParser.Package p = mPackages.get(packageName); 2066 if (DEBUG_PACKAGE_INFO) Log.v( 2067 TAG, "getApplicationInfo " + packageName 2068 + ": " + p); 2069 if (p != null) { 2070 PackageSetting ps = mSettings.mPackages.get(packageName); 2071 if (ps == null) return null; 2072 // Note: isEnabledLP() does not apply here - always return info 2073 return PackageParser.generateApplicationInfo( 2074 p, flags, ps.readUserState(userId), userId); 2075 } 2076 if ("android".equals(packageName)||"system".equals(packageName)) { 2077 return mAndroidApplication; 2078 } 2079 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2080 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2081 } 2082 } 2083 return null; 2084 } 2085 2086 2087 @Override 2088 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2089 mContext.enforceCallingOrSelfPermission( 2090 android.Manifest.permission.CLEAR_APP_CACHE, null); 2091 // Queue up an async operation since clearing cache may take a little while. 2092 mHandler.post(new Runnable() { 2093 public void run() { 2094 mHandler.removeCallbacks(this); 2095 int retCode = -1; 2096 synchronized (mInstallLock) { 2097 retCode = mInstaller.freeCache(freeStorageSize); 2098 if (retCode < 0) { 2099 Slog.w(TAG, "Couldn't clear application caches"); 2100 } 2101 } 2102 if (observer != null) { 2103 try { 2104 observer.onRemoveCompleted(null, (retCode >= 0)); 2105 } catch (RemoteException e) { 2106 Slog.w(TAG, "RemoveException when invoking call back"); 2107 } 2108 } 2109 } 2110 }); 2111 } 2112 2113 @Override 2114 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2115 mContext.enforceCallingOrSelfPermission( 2116 android.Manifest.permission.CLEAR_APP_CACHE, null); 2117 // Queue up an async operation since clearing cache may take a little while. 2118 mHandler.post(new Runnable() { 2119 public void run() { 2120 mHandler.removeCallbacks(this); 2121 int retCode = -1; 2122 synchronized (mInstallLock) { 2123 retCode = mInstaller.freeCache(freeStorageSize); 2124 if (retCode < 0) { 2125 Slog.w(TAG, "Couldn't clear application caches"); 2126 } 2127 } 2128 if(pi != null) { 2129 try { 2130 // Callback via pending intent 2131 int code = (retCode >= 0) ? 1 : 0; 2132 pi.sendIntent(null, code, null, 2133 null, null); 2134 } catch (SendIntentException e1) { 2135 Slog.i(TAG, "Failed to send pending intent"); 2136 } 2137 } 2138 } 2139 }); 2140 } 2141 2142 void freeStorage(long freeStorageSize) throws IOException { 2143 synchronized (mInstallLock) { 2144 if (mInstaller.freeCache(freeStorageSize) < 0) { 2145 throw new IOException("Failed to free enough space"); 2146 } 2147 } 2148 } 2149 2150 @Override 2151 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2152 if (!sUserManager.exists(userId)) return null; 2153 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2154 synchronized (mPackages) { 2155 PackageParser.Activity a = mActivities.mActivities.get(component); 2156 2157 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2158 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2159 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2160 if (ps == null) return null; 2161 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2162 userId); 2163 } 2164 if (mResolveComponentName.equals(component)) { 2165 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2166 new PackageUserState(), userId); 2167 } 2168 } 2169 return null; 2170 } 2171 2172 @Override 2173 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2174 String resolvedType) { 2175 synchronized (mPackages) { 2176 PackageParser.Activity a = mActivities.mActivities.get(component); 2177 if (a == null) { 2178 return false; 2179 } 2180 for (int i=0; i<a.intents.size(); i++) { 2181 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2182 intent.getData(), intent.getCategories(), TAG) >= 0) { 2183 return true; 2184 } 2185 } 2186 return false; 2187 } 2188 } 2189 2190 @Override 2191 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2192 if (!sUserManager.exists(userId)) return null; 2193 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2194 synchronized (mPackages) { 2195 PackageParser.Activity a = mReceivers.mActivities.get(component); 2196 if (DEBUG_PACKAGE_INFO) Log.v( 2197 TAG, "getReceiverInfo " + component + ": " + a); 2198 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2199 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2200 if (ps == null) return null; 2201 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2202 userId); 2203 } 2204 } 2205 return null; 2206 } 2207 2208 @Override 2209 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2210 if (!sUserManager.exists(userId)) return null; 2211 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2212 synchronized (mPackages) { 2213 PackageParser.Service s = mServices.mServices.get(component); 2214 if (DEBUG_PACKAGE_INFO) Log.v( 2215 TAG, "getServiceInfo " + component + ": " + s); 2216 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2217 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2218 if (ps == null) return null; 2219 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2220 userId); 2221 } 2222 } 2223 return null; 2224 } 2225 2226 @Override 2227 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2228 if (!sUserManager.exists(userId)) return null; 2229 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2230 synchronized (mPackages) { 2231 PackageParser.Provider p = mProviders.mProviders.get(component); 2232 if (DEBUG_PACKAGE_INFO) Log.v( 2233 TAG, "getProviderInfo " + component + ": " + p); 2234 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2235 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2236 if (ps == null) return null; 2237 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2238 userId); 2239 } 2240 } 2241 return null; 2242 } 2243 2244 @Override 2245 public String[] getSystemSharedLibraryNames() { 2246 Set<String> libSet; 2247 synchronized (mPackages) { 2248 libSet = mSharedLibraries.keySet(); 2249 int size = libSet.size(); 2250 if (size > 0) { 2251 String[] libs = new String[size]; 2252 libSet.toArray(libs); 2253 return libs; 2254 } 2255 } 2256 return null; 2257 } 2258 2259 @Override 2260 public FeatureInfo[] getSystemAvailableFeatures() { 2261 Collection<FeatureInfo> featSet; 2262 synchronized (mPackages) { 2263 featSet = mAvailableFeatures.values(); 2264 int size = featSet.size(); 2265 if (size > 0) { 2266 FeatureInfo[] features = new FeatureInfo[size+1]; 2267 featSet.toArray(features); 2268 FeatureInfo fi = new FeatureInfo(); 2269 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2270 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2271 features[size] = fi; 2272 return features; 2273 } 2274 } 2275 return null; 2276 } 2277 2278 @Override 2279 public boolean hasSystemFeature(String name) { 2280 synchronized (mPackages) { 2281 return mAvailableFeatures.containsKey(name); 2282 } 2283 } 2284 2285 private void checkValidCaller(int uid, int userId) { 2286 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2287 return; 2288 2289 throw new SecurityException("Caller uid=" + uid 2290 + " is not privileged to communicate with user=" + userId); 2291 } 2292 2293 @Override 2294 public int checkPermission(String permName, String pkgName) { 2295 synchronized (mPackages) { 2296 PackageParser.Package p = mPackages.get(pkgName); 2297 if (p != null && p.mExtras != null) { 2298 PackageSetting ps = (PackageSetting)p.mExtras; 2299 if (ps.sharedUser != null) { 2300 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2301 return PackageManager.PERMISSION_GRANTED; 2302 } 2303 } else if (ps.grantedPermissions.contains(permName)) { 2304 return PackageManager.PERMISSION_GRANTED; 2305 } 2306 } 2307 } 2308 return PackageManager.PERMISSION_DENIED; 2309 } 2310 2311 @Override 2312 public int checkUidPermission(String permName, int uid) { 2313 synchronized (mPackages) { 2314 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2315 if (obj != null) { 2316 GrantedPermissions gp = (GrantedPermissions)obj; 2317 if (gp.grantedPermissions.contains(permName)) { 2318 return PackageManager.PERMISSION_GRANTED; 2319 } 2320 } else { 2321 HashSet<String> perms = mSystemPermissions.get(uid); 2322 if (perms != null && perms.contains(permName)) { 2323 return PackageManager.PERMISSION_GRANTED; 2324 } 2325 } 2326 } 2327 return PackageManager.PERMISSION_DENIED; 2328 } 2329 2330 /** 2331 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2332 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2333 * @param checkShell TODO(yamasani): 2334 * @param message the message to log on security exception 2335 */ 2336 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2337 boolean checkShell, String message) { 2338 if (userId < 0) { 2339 throw new IllegalArgumentException("Invalid userId " + userId); 2340 } 2341 if (checkShell) { 2342 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2343 } 2344 if (userId == UserHandle.getUserId(callingUid)) return; 2345 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2346 if (requireFullPermission) { 2347 mContext.enforceCallingOrSelfPermission( 2348 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2349 } else { 2350 try { 2351 mContext.enforceCallingOrSelfPermission( 2352 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2353 } catch (SecurityException se) { 2354 mContext.enforceCallingOrSelfPermission( 2355 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2356 } 2357 } 2358 } 2359 } 2360 2361 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2362 if (callingUid == Process.SHELL_UID) { 2363 if (userHandle >= 0 2364 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2365 throw new SecurityException("Shell does not have permission to access user " 2366 + userHandle); 2367 } else if (userHandle < 0) { 2368 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2369 + Debug.getCallers(3)); 2370 } 2371 } 2372 } 2373 2374 private BasePermission findPermissionTreeLP(String permName) { 2375 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2376 if (permName.startsWith(bp.name) && 2377 permName.length() > bp.name.length() && 2378 permName.charAt(bp.name.length()) == '.') { 2379 return bp; 2380 } 2381 } 2382 return null; 2383 } 2384 2385 private BasePermission checkPermissionTreeLP(String permName) { 2386 if (permName != null) { 2387 BasePermission bp = findPermissionTreeLP(permName); 2388 if (bp != null) { 2389 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2390 return bp; 2391 } 2392 throw new SecurityException("Calling uid " 2393 + Binder.getCallingUid() 2394 + " is not allowed to add to permission tree " 2395 + bp.name + " owned by uid " + bp.uid); 2396 } 2397 } 2398 throw new SecurityException("No permission tree found for " + permName); 2399 } 2400 2401 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2402 if (s1 == null) { 2403 return s2 == null; 2404 } 2405 if (s2 == null) { 2406 return false; 2407 } 2408 if (s1.getClass() != s2.getClass()) { 2409 return false; 2410 } 2411 return s1.equals(s2); 2412 } 2413 2414 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2415 if (pi1.icon != pi2.icon) return false; 2416 if (pi1.logo != pi2.logo) return false; 2417 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2418 if (!compareStrings(pi1.name, pi2.name)) return false; 2419 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2420 // We'll take care of setting this one. 2421 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2422 // These are not currently stored in settings. 2423 //if (!compareStrings(pi1.group, pi2.group)) return false; 2424 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2425 //if (pi1.labelRes != pi2.labelRes) return false; 2426 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2427 return true; 2428 } 2429 2430 int permissionInfoFootprint(PermissionInfo info) { 2431 int size = info.name.length(); 2432 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2433 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2434 return size; 2435 } 2436 2437 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2438 int size = 0; 2439 for (BasePermission perm : mSettings.mPermissions.values()) { 2440 if (perm.uid == tree.uid) { 2441 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2442 } 2443 } 2444 return size; 2445 } 2446 2447 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2448 // We calculate the max size of permissions defined by this uid and throw 2449 // if that plus the size of 'info' would exceed our stated maximum. 2450 if (tree.uid != Process.SYSTEM_UID) { 2451 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2452 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2453 throw new SecurityException("Permission tree size cap exceeded"); 2454 } 2455 } 2456 } 2457 2458 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2459 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2460 throw new SecurityException("Label must be specified in permission"); 2461 } 2462 BasePermission tree = checkPermissionTreeLP(info.name); 2463 BasePermission bp = mSettings.mPermissions.get(info.name); 2464 boolean added = bp == null; 2465 boolean changed = true; 2466 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2467 if (added) { 2468 enforcePermissionCapLocked(info, tree); 2469 bp = new BasePermission(info.name, tree.sourcePackage, 2470 BasePermission.TYPE_DYNAMIC); 2471 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2472 throw new SecurityException( 2473 "Not allowed to modify non-dynamic permission " 2474 + info.name); 2475 } else { 2476 if (bp.protectionLevel == fixedLevel 2477 && bp.perm.owner.equals(tree.perm.owner) 2478 && bp.uid == tree.uid 2479 && comparePermissionInfos(bp.perm.info, info)) { 2480 changed = false; 2481 } 2482 } 2483 bp.protectionLevel = fixedLevel; 2484 info = new PermissionInfo(info); 2485 info.protectionLevel = fixedLevel; 2486 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2487 bp.perm.info.packageName = tree.perm.info.packageName; 2488 bp.uid = tree.uid; 2489 if (added) { 2490 mSettings.mPermissions.put(info.name, bp); 2491 } 2492 if (changed) { 2493 if (!async) { 2494 mSettings.writeLPr(); 2495 } else { 2496 scheduleWriteSettingsLocked(); 2497 } 2498 } 2499 return added; 2500 } 2501 2502 @Override 2503 public boolean addPermission(PermissionInfo info) { 2504 synchronized (mPackages) { 2505 return addPermissionLocked(info, false); 2506 } 2507 } 2508 2509 @Override 2510 public boolean addPermissionAsync(PermissionInfo info) { 2511 synchronized (mPackages) { 2512 return addPermissionLocked(info, true); 2513 } 2514 } 2515 2516 @Override 2517 public void removePermission(String name) { 2518 synchronized (mPackages) { 2519 checkPermissionTreeLP(name); 2520 BasePermission bp = mSettings.mPermissions.get(name); 2521 if (bp != null) { 2522 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2523 throw new SecurityException( 2524 "Not allowed to modify non-dynamic permission " 2525 + name); 2526 } 2527 mSettings.mPermissions.remove(name); 2528 mSettings.writeLPr(); 2529 } 2530 } 2531 } 2532 2533 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2534 int index = pkg.requestedPermissions.indexOf(bp.name); 2535 if (index == -1) { 2536 throw new SecurityException("Package " + pkg.packageName 2537 + " has not requested permission " + bp.name); 2538 } 2539 boolean isNormal = 2540 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2541 == PermissionInfo.PROTECTION_NORMAL); 2542 boolean isDangerous = 2543 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2544 == PermissionInfo.PROTECTION_DANGEROUS); 2545 boolean isDevelopment = 2546 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2547 2548 if (!isNormal && !isDangerous && !isDevelopment) { 2549 throw new SecurityException("Permission " + bp.name 2550 + " is not a changeable permission type"); 2551 } 2552 2553 if (isNormal || isDangerous) { 2554 if (pkg.requestedPermissionsRequired.get(index)) { 2555 throw new SecurityException("Can't change " + bp.name 2556 + ". It is required by the application"); 2557 } 2558 } 2559 } 2560 2561 @Override 2562 public void grantPermission(String packageName, String permissionName) { 2563 mContext.enforceCallingOrSelfPermission( 2564 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2565 synchronized (mPackages) { 2566 final PackageParser.Package pkg = mPackages.get(packageName); 2567 if (pkg == null) { 2568 throw new IllegalArgumentException("Unknown package: " + packageName); 2569 } 2570 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2571 if (bp == null) { 2572 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2573 } 2574 2575 checkGrantRevokePermissions(pkg, bp); 2576 2577 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2578 if (ps == null) { 2579 return; 2580 } 2581 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2582 if (gp.grantedPermissions.add(permissionName)) { 2583 if (ps.haveGids) { 2584 gp.gids = appendInts(gp.gids, bp.gids); 2585 } 2586 mSettings.writeLPr(); 2587 } 2588 } 2589 } 2590 2591 @Override 2592 public void revokePermission(String packageName, String permissionName) { 2593 int changedAppId = -1; 2594 2595 synchronized (mPackages) { 2596 final PackageParser.Package pkg = mPackages.get(packageName); 2597 if (pkg == null) { 2598 throw new IllegalArgumentException("Unknown package: " + packageName); 2599 } 2600 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2601 mContext.enforceCallingOrSelfPermission( 2602 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2603 } 2604 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2605 if (bp == null) { 2606 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2607 } 2608 2609 checkGrantRevokePermissions(pkg, bp); 2610 2611 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2612 if (ps == null) { 2613 return; 2614 } 2615 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2616 if (gp.grantedPermissions.remove(permissionName)) { 2617 gp.grantedPermissions.remove(permissionName); 2618 if (ps.haveGids) { 2619 gp.gids = removeInts(gp.gids, bp.gids); 2620 } 2621 mSettings.writeLPr(); 2622 changedAppId = ps.appId; 2623 } 2624 } 2625 2626 if (changedAppId >= 0) { 2627 // We changed the perm on someone, kill its processes. 2628 IActivityManager am = ActivityManagerNative.getDefault(); 2629 if (am != null) { 2630 final int callingUserId = UserHandle.getCallingUserId(); 2631 final long ident = Binder.clearCallingIdentity(); 2632 try { 2633 //XXX we should only revoke for the calling user's app permissions, 2634 // but for now we impact all users. 2635 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2636 // "revoke " + permissionName); 2637 int[] users = sUserManager.getUserIds(); 2638 for (int user : users) { 2639 am.killUid(UserHandle.getUid(user, changedAppId), 2640 "revoke " + permissionName); 2641 } 2642 } catch (RemoteException e) { 2643 } finally { 2644 Binder.restoreCallingIdentity(ident); 2645 } 2646 } 2647 } 2648 } 2649 2650 @Override 2651 public boolean isProtectedBroadcast(String actionName) { 2652 synchronized (mPackages) { 2653 return mProtectedBroadcasts.contains(actionName); 2654 } 2655 } 2656 2657 @Override 2658 public int checkSignatures(String pkg1, String pkg2) { 2659 synchronized (mPackages) { 2660 final PackageParser.Package p1 = mPackages.get(pkg1); 2661 final PackageParser.Package p2 = mPackages.get(pkg2); 2662 if (p1 == null || p1.mExtras == null 2663 || p2 == null || p2.mExtras == null) { 2664 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2665 } 2666 return compareSignatures(p1.mSignatures, p2.mSignatures); 2667 } 2668 } 2669 2670 @Override 2671 public int checkUidSignatures(int uid1, int uid2) { 2672 // Map to base uids. 2673 uid1 = UserHandle.getAppId(uid1); 2674 uid2 = UserHandle.getAppId(uid2); 2675 // reader 2676 synchronized (mPackages) { 2677 Signature[] s1; 2678 Signature[] s2; 2679 Object obj = mSettings.getUserIdLPr(uid1); 2680 if (obj != null) { 2681 if (obj instanceof SharedUserSetting) { 2682 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2683 } else if (obj instanceof PackageSetting) { 2684 s1 = ((PackageSetting)obj).signatures.mSignatures; 2685 } else { 2686 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2687 } 2688 } else { 2689 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2690 } 2691 obj = mSettings.getUserIdLPr(uid2); 2692 if (obj != null) { 2693 if (obj instanceof SharedUserSetting) { 2694 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2695 } else if (obj instanceof PackageSetting) { 2696 s2 = ((PackageSetting)obj).signatures.mSignatures; 2697 } else { 2698 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2699 } 2700 } else { 2701 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2702 } 2703 return compareSignatures(s1, s2); 2704 } 2705 } 2706 2707 /** 2708 * Compares two sets of signatures. Returns: 2709 * <br /> 2710 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2711 * <br /> 2712 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2713 * <br /> 2714 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2715 * <br /> 2716 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2717 * <br /> 2718 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2719 */ 2720 static int compareSignatures(Signature[] s1, Signature[] s2) { 2721 if (s1 == null) { 2722 return s2 == null 2723 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2724 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2725 } 2726 2727 if (s2 == null) { 2728 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2729 } 2730 2731 if (s1.length != s2.length) { 2732 return PackageManager.SIGNATURE_NO_MATCH; 2733 } 2734 2735 // Since both signature sets are of size 1, we can compare without HashSets. 2736 if (s1.length == 1) { 2737 return s1[0].equals(s2[0]) ? 2738 PackageManager.SIGNATURE_MATCH : 2739 PackageManager.SIGNATURE_NO_MATCH; 2740 } 2741 2742 HashSet<Signature> set1 = new HashSet<Signature>(); 2743 for (Signature sig : s1) { 2744 set1.add(sig); 2745 } 2746 HashSet<Signature> set2 = new HashSet<Signature>(); 2747 for (Signature sig : s2) { 2748 set2.add(sig); 2749 } 2750 // Make sure s2 contains all signatures in s1. 2751 if (set1.equals(set2)) { 2752 return PackageManager.SIGNATURE_MATCH; 2753 } 2754 return PackageManager.SIGNATURE_NO_MATCH; 2755 } 2756 2757 /** 2758 * If the database version for this type of package (internal storage or 2759 * external storage) is less than the version where package signatures 2760 * were updated, return true. 2761 */ 2762 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2763 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2764 DatabaseVersion.SIGNATURE_END_ENTITY)) 2765 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2766 DatabaseVersion.SIGNATURE_END_ENTITY)); 2767 } 2768 2769 /** 2770 * Used for backward compatibility to make sure any packages with 2771 * certificate chains get upgraded to the new style. {@code existingSigs} 2772 * will be in the old format (since they were stored on disk from before the 2773 * system upgrade) and {@code scannedSigs} will be in the newer format. 2774 */ 2775 private int compareSignaturesCompat(PackageSignatures existingSigs, 2776 PackageParser.Package scannedPkg) { 2777 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2778 return PackageManager.SIGNATURE_NO_MATCH; 2779 } 2780 2781 HashSet<Signature> existingSet = new HashSet<Signature>(); 2782 for (Signature sig : existingSigs.mSignatures) { 2783 existingSet.add(sig); 2784 } 2785 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2786 for (Signature sig : scannedPkg.mSignatures) { 2787 try { 2788 Signature[] chainSignatures = sig.getChainSignatures(); 2789 for (Signature chainSig : chainSignatures) { 2790 scannedCompatSet.add(chainSig); 2791 } 2792 } catch (CertificateEncodingException e) { 2793 scannedCompatSet.add(sig); 2794 } 2795 } 2796 /* 2797 * Make sure the expanded scanned set contains all signatures in the 2798 * existing one. 2799 */ 2800 if (scannedCompatSet.equals(existingSet)) { 2801 // Migrate the old signatures to the new scheme. 2802 existingSigs.assignSignatures(scannedPkg.mSignatures); 2803 // The new KeySets will be re-added later in the scanning process. 2804 synchronized (mPackages) { 2805 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2806 } 2807 return PackageManager.SIGNATURE_MATCH; 2808 } 2809 return PackageManager.SIGNATURE_NO_MATCH; 2810 } 2811 2812 @Override 2813 public String[] getPackagesForUid(int uid) { 2814 uid = UserHandle.getAppId(uid); 2815 // reader 2816 synchronized (mPackages) { 2817 Object obj = mSettings.getUserIdLPr(uid); 2818 if (obj instanceof SharedUserSetting) { 2819 final SharedUserSetting sus = (SharedUserSetting) obj; 2820 final int N = sus.packages.size(); 2821 final String[] res = new String[N]; 2822 final Iterator<PackageSetting> it = sus.packages.iterator(); 2823 int i = 0; 2824 while (it.hasNext()) { 2825 res[i++] = it.next().name; 2826 } 2827 return res; 2828 } else if (obj instanceof PackageSetting) { 2829 final PackageSetting ps = (PackageSetting) obj; 2830 return new String[] { ps.name }; 2831 } 2832 } 2833 return null; 2834 } 2835 2836 @Override 2837 public String getNameForUid(int uid) { 2838 // reader 2839 synchronized (mPackages) { 2840 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2841 if (obj instanceof SharedUserSetting) { 2842 final SharedUserSetting sus = (SharedUserSetting) obj; 2843 return sus.name + ":" + sus.userId; 2844 } else if (obj instanceof PackageSetting) { 2845 final PackageSetting ps = (PackageSetting) obj; 2846 return ps.name; 2847 } 2848 } 2849 return null; 2850 } 2851 2852 @Override 2853 public int getUidForSharedUser(String sharedUserName) { 2854 if(sharedUserName == null) { 2855 return -1; 2856 } 2857 // reader 2858 synchronized (mPackages) { 2859 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2860 if (suid == null) { 2861 return -1; 2862 } 2863 return suid.userId; 2864 } 2865 } 2866 2867 @Override 2868 public int getFlagsForUid(int uid) { 2869 synchronized (mPackages) { 2870 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2871 if (obj instanceof SharedUserSetting) { 2872 final SharedUserSetting sus = (SharedUserSetting) obj; 2873 return sus.pkgFlags; 2874 } else if (obj instanceof PackageSetting) { 2875 final PackageSetting ps = (PackageSetting) obj; 2876 return ps.pkgFlags; 2877 } 2878 } 2879 return 0; 2880 } 2881 2882 @Override 2883 public String[] getAppOpPermissionPackages(String permissionName) { 2884 synchronized (mPackages) { 2885 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2886 if (pkgs == null) { 2887 return null; 2888 } 2889 return pkgs.toArray(new String[pkgs.size()]); 2890 } 2891 } 2892 2893 @Override 2894 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2895 int flags, int userId) { 2896 if (!sUserManager.exists(userId)) return null; 2897 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 2898 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2899 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2900 } 2901 2902 @Override 2903 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2904 IntentFilter filter, int match, ComponentName activity) { 2905 final int userId = UserHandle.getCallingUserId(); 2906 if (DEBUG_PREFERRED) { 2907 Log.v(TAG, "setLastChosenActivity intent=" + intent 2908 + " resolvedType=" + resolvedType 2909 + " flags=" + flags 2910 + " filter=" + filter 2911 + " match=" + match 2912 + " activity=" + activity); 2913 filter.dump(new PrintStreamPrinter(System.out), " "); 2914 } 2915 intent.setComponent(null); 2916 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2917 // Find any earlier preferred or last chosen entries and nuke them 2918 findPreferredActivity(intent, resolvedType, 2919 flags, query, 0, false, true, false, userId); 2920 // Add the new activity as the last chosen for this filter 2921 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2922 "Setting last chosen"); 2923 } 2924 2925 @Override 2926 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2927 final int userId = UserHandle.getCallingUserId(); 2928 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2929 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2930 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2931 false, false, false, userId); 2932 } 2933 2934 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2935 int flags, List<ResolveInfo> query, int userId) { 2936 if (query != null) { 2937 final int N = query.size(); 2938 if (N == 1) { 2939 return query.get(0); 2940 } else if (N > 1) { 2941 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2942 // If there is more than one activity with the same priority, 2943 // then let the user decide between them. 2944 ResolveInfo r0 = query.get(0); 2945 ResolveInfo r1 = query.get(1); 2946 if (DEBUG_INTENT_MATCHING || debug) { 2947 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2948 + r1.activityInfo.name + "=" + r1.priority); 2949 } 2950 // If the first activity has a higher priority, or a different 2951 // default, then it is always desireable to pick it. 2952 if (r0.priority != r1.priority 2953 || r0.preferredOrder != r1.preferredOrder 2954 || r0.isDefault != r1.isDefault) { 2955 return query.get(0); 2956 } 2957 // If we have saved a preference for a preferred activity for 2958 // this Intent, use that. 2959 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2960 flags, query, r0.priority, true, false, debug, userId); 2961 if (ri != null) { 2962 return ri; 2963 } 2964 if (userId != 0) { 2965 ri = new ResolveInfo(mResolveInfo); 2966 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2967 ri.activityInfo.applicationInfo = new ApplicationInfo( 2968 ri.activityInfo.applicationInfo); 2969 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2970 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2971 return ri; 2972 } 2973 return mResolveInfo; 2974 } 2975 } 2976 return null; 2977 } 2978 2979 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2980 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2981 final int N = query.size(); 2982 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2983 .get(userId); 2984 // Get the list of persistent preferred activities that handle the intent 2985 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2986 List<PersistentPreferredActivity> pprefs = ppir != null 2987 ? ppir.queryIntent(intent, resolvedType, 2988 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2989 : null; 2990 if (pprefs != null && pprefs.size() > 0) { 2991 final int M = pprefs.size(); 2992 for (int i=0; i<M; i++) { 2993 final PersistentPreferredActivity ppa = pprefs.get(i); 2994 if (DEBUG_PREFERRED || debug) { 2995 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2996 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2997 + "\n component=" + ppa.mComponent); 2998 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2999 } 3000 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3001 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3002 if (DEBUG_PREFERRED || debug) { 3003 Slog.v(TAG, "Found persistent preferred activity:"); 3004 if (ai != null) { 3005 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3006 } else { 3007 Slog.v(TAG, " null"); 3008 } 3009 } 3010 if (ai == null) { 3011 // This previously registered persistent preferred activity 3012 // component is no longer known. Ignore it and do NOT remove it. 3013 continue; 3014 } 3015 for (int j=0; j<N; j++) { 3016 final ResolveInfo ri = query.get(j); 3017 if (!ri.activityInfo.applicationInfo.packageName 3018 .equals(ai.applicationInfo.packageName)) { 3019 continue; 3020 } 3021 if (!ri.activityInfo.name.equals(ai.name)) { 3022 continue; 3023 } 3024 // Found a persistent preference that can handle the intent. 3025 if (DEBUG_PREFERRED || debug) { 3026 Slog.v(TAG, "Returning persistent preferred activity: " + 3027 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3028 } 3029 return ri; 3030 } 3031 } 3032 } 3033 return null; 3034 } 3035 3036 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3037 List<ResolveInfo> query, int priority, boolean always, 3038 boolean removeMatches, boolean debug, int userId) { 3039 if (!sUserManager.exists(userId)) return null; 3040 // writer 3041 synchronized (mPackages) { 3042 if (intent.getSelector() != null) { 3043 intent = intent.getSelector(); 3044 } 3045 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3046 3047 // Try to find a matching persistent preferred activity. 3048 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3049 debug, userId); 3050 3051 // If a persistent preferred activity matched, use it. 3052 if (pri != null) { 3053 return pri; 3054 } 3055 3056 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3057 // Get the list of preferred activities that handle the intent 3058 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3059 List<PreferredActivity> prefs = pir != null 3060 ? pir.queryIntent(intent, resolvedType, 3061 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3062 : null; 3063 if (prefs != null && prefs.size() > 0) { 3064 boolean changed = false; 3065 try { 3066 // First figure out how good the original match set is. 3067 // We will only allow preferred activities that came 3068 // from the same match quality. 3069 int match = 0; 3070 3071 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3072 3073 final int N = query.size(); 3074 for (int j=0; j<N; j++) { 3075 final ResolveInfo ri = query.get(j); 3076 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3077 + ": 0x" + Integer.toHexString(match)); 3078 if (ri.match > match) { 3079 match = ri.match; 3080 } 3081 } 3082 3083 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3084 + Integer.toHexString(match)); 3085 3086 match &= IntentFilter.MATCH_CATEGORY_MASK; 3087 final int M = prefs.size(); 3088 for (int i=0; i<M; i++) { 3089 final PreferredActivity pa = prefs.get(i); 3090 if (DEBUG_PREFERRED || debug) { 3091 Slog.v(TAG, "Checking PreferredActivity ds=" 3092 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3093 + "\n component=" + pa.mPref.mComponent); 3094 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3095 } 3096 if (pa.mPref.mMatch != match) { 3097 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3098 + Integer.toHexString(pa.mPref.mMatch)); 3099 continue; 3100 } 3101 // If it's not an "always" type preferred activity and that's what we're 3102 // looking for, skip it. 3103 if (always && !pa.mPref.mAlways) { 3104 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3105 continue; 3106 } 3107 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3108 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3109 if (DEBUG_PREFERRED || debug) { 3110 Slog.v(TAG, "Found preferred activity:"); 3111 if (ai != null) { 3112 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3113 } else { 3114 Slog.v(TAG, " null"); 3115 } 3116 } 3117 if (ai == null) { 3118 // This previously registered preferred activity 3119 // component is no longer known. Most likely an update 3120 // to the app was installed and in the new version this 3121 // component no longer exists. Clean it up by removing 3122 // it from the preferred activities list, and skip it. 3123 Slog.w(TAG, "Removing dangling preferred activity: " 3124 + pa.mPref.mComponent); 3125 pir.removeFilter(pa); 3126 changed = true; 3127 continue; 3128 } 3129 for (int j=0; j<N; j++) { 3130 final ResolveInfo ri = query.get(j); 3131 if (!ri.activityInfo.applicationInfo.packageName 3132 .equals(ai.applicationInfo.packageName)) { 3133 continue; 3134 } 3135 if (!ri.activityInfo.name.equals(ai.name)) { 3136 continue; 3137 } 3138 3139 if (removeMatches) { 3140 pir.removeFilter(pa); 3141 changed = true; 3142 if (DEBUG_PREFERRED) { 3143 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3144 } 3145 break; 3146 } 3147 3148 // Okay we found a previously set preferred or last chosen app. 3149 // If the result set is different from when this 3150 // was created, we need to clear it and re-ask the 3151 // user their preference, if we're looking for an "always" type entry. 3152 if (always && !pa.mPref.sameSet(query, priority)) { 3153 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3154 + intent + " type " + resolvedType); 3155 if (DEBUG_PREFERRED) { 3156 Slog.v(TAG, "Removing preferred activity since set changed " 3157 + pa.mPref.mComponent); 3158 } 3159 pir.removeFilter(pa); 3160 // Re-add the filter as a "last chosen" entry (!always) 3161 PreferredActivity lastChosen = new PreferredActivity( 3162 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3163 pir.addFilter(lastChosen); 3164 changed = true; 3165 return null; 3166 } 3167 3168 // Yay! Either the set matched or we're looking for the last chosen 3169 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3170 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3171 return ri; 3172 } 3173 } 3174 } finally { 3175 if (changed) { 3176 if (DEBUG_PREFERRED) { 3177 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3178 } 3179 mSettings.writePackageRestrictionsLPr(userId); 3180 } 3181 } 3182 } 3183 } 3184 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3185 return null; 3186 } 3187 3188 /* 3189 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3190 */ 3191 @Override 3192 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3193 int targetUserId) { 3194 mContext.enforceCallingOrSelfPermission( 3195 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3196 List<CrossProfileIntentFilter> matches = 3197 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3198 if (matches != null) { 3199 int size = matches.size(); 3200 for (int i = 0; i < size; i++) { 3201 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3202 } 3203 } 3204 return false; 3205 } 3206 3207 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3208 String resolvedType, int userId) { 3209 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3210 if (resolver != null) { 3211 return resolver.queryIntent(intent, resolvedType, false, userId); 3212 } 3213 return null; 3214 } 3215 3216 @Override 3217 public List<ResolveInfo> queryIntentActivities(Intent intent, 3218 String resolvedType, int flags, int userId) { 3219 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3220 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3221 ComponentName comp = intent.getComponent(); 3222 if (comp == null) { 3223 if (intent.getSelector() != null) { 3224 intent = intent.getSelector(); 3225 comp = intent.getComponent(); 3226 } 3227 } 3228 3229 if (comp != null) { 3230 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3231 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3232 if (ai != null) { 3233 final ResolveInfo ri = new ResolveInfo(); 3234 ri.activityInfo = ai; 3235 list.add(ri); 3236 } 3237 return list; 3238 } 3239 3240 // reader 3241 synchronized (mPackages) { 3242 final String pkgName = intent.getPackage(); 3243 if (pkgName == null) { 3244 List<CrossProfileIntentFilter> matchingFilters = 3245 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3246 // Check for results that need to skip the current profile. 3247 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3248 resolvedType, flags, userId); 3249 if (resolveInfo != null) { 3250 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3251 result.add(resolveInfo); 3252 return result; 3253 } 3254 // Check for cross profile results. 3255 resolveInfo = queryCrossProfileIntents( 3256 matchingFilters, intent, resolvedType, flags, userId); 3257 3258 // Check for results in the current profile. 3259 List<ResolveInfo> result = mActivities.queryIntent( 3260 intent, resolvedType, flags, userId); 3261 if (resolveInfo != null) { 3262 result.add(resolveInfo); 3263 Collections.sort(result, mResolvePrioritySorter); 3264 } 3265 return result; 3266 } 3267 final PackageParser.Package pkg = mPackages.get(pkgName); 3268 if (pkg != null) { 3269 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3270 pkg.activities, userId); 3271 } 3272 return new ArrayList<ResolveInfo>(); 3273 } 3274 } 3275 3276 private ResolveInfo querySkipCurrentProfileIntents( 3277 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3278 int flags, int sourceUserId) { 3279 if (matchingFilters != null) { 3280 int size = matchingFilters.size(); 3281 for (int i = 0; i < size; i ++) { 3282 CrossProfileIntentFilter filter = matchingFilters.get(i); 3283 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3284 // Checking if there are activities in the target user that can handle the 3285 // intent. 3286 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3287 flags, sourceUserId); 3288 if (resolveInfo != null) { 3289 return resolveInfo; 3290 } 3291 } 3292 } 3293 } 3294 return null; 3295 } 3296 3297 // Return matching ResolveInfo if any for skip current profile intent filters. 3298 private ResolveInfo queryCrossProfileIntents( 3299 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3300 int flags, int sourceUserId) { 3301 if (matchingFilters != null) { 3302 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3303 // match the same intent. For performance reasons, it is better not to 3304 // run queryIntent twice for the same userId 3305 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3306 int size = matchingFilters.size(); 3307 for (int i = 0; i < size; i++) { 3308 CrossProfileIntentFilter filter = matchingFilters.get(i); 3309 int targetUserId = filter.getTargetUserId(); 3310 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3311 && !alreadyTriedUserIds.get(targetUserId)) { 3312 // Checking if there are activities in the target user that can handle the 3313 // intent. 3314 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3315 flags, sourceUserId); 3316 if (resolveInfo != null) return resolveInfo; 3317 alreadyTriedUserIds.put(targetUserId, true); 3318 } 3319 } 3320 } 3321 return null; 3322 } 3323 3324 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3325 String resolvedType, int flags, int sourceUserId) { 3326 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3327 resolvedType, flags, filter.getTargetUserId()); 3328 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3329 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3330 } 3331 return null; 3332 } 3333 3334 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3335 int sourceUserId, int targetUserId) { 3336 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3337 String className; 3338 if (targetUserId == UserHandle.USER_OWNER) { 3339 className = FORWARD_INTENT_TO_USER_OWNER; 3340 } else { 3341 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3342 } 3343 ComponentName forwardingActivityComponentName = new ComponentName( 3344 mAndroidApplication.packageName, className); 3345 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3346 sourceUserId); 3347 if (targetUserId == UserHandle.USER_OWNER) { 3348 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3349 forwardingResolveInfo.noResourceId = true; 3350 } 3351 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3352 forwardingResolveInfo.priority = 0; 3353 forwardingResolveInfo.preferredOrder = 0; 3354 forwardingResolveInfo.match = 0; 3355 forwardingResolveInfo.isDefault = true; 3356 forwardingResolveInfo.filter = filter; 3357 forwardingResolveInfo.targetUserId = targetUserId; 3358 return forwardingResolveInfo; 3359 } 3360 3361 @Override 3362 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3363 Intent[] specifics, String[] specificTypes, Intent intent, 3364 String resolvedType, int flags, int userId) { 3365 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3366 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3367 false, "query intent activity options"); 3368 final String resultsAction = intent.getAction(); 3369 3370 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3371 | PackageManager.GET_RESOLVED_FILTER, userId); 3372 3373 if (DEBUG_INTENT_MATCHING) { 3374 Log.v(TAG, "Query " + intent + ": " + results); 3375 } 3376 3377 int specificsPos = 0; 3378 int N; 3379 3380 // todo: note that the algorithm used here is O(N^2). This 3381 // isn't a problem in our current environment, but if we start running 3382 // into situations where we have more than 5 or 10 matches then this 3383 // should probably be changed to something smarter... 3384 3385 // First we go through and resolve each of the specific items 3386 // that were supplied, taking care of removing any corresponding 3387 // duplicate items in the generic resolve list. 3388 if (specifics != null) { 3389 for (int i=0; i<specifics.length; i++) { 3390 final Intent sintent = specifics[i]; 3391 if (sintent == null) { 3392 continue; 3393 } 3394 3395 if (DEBUG_INTENT_MATCHING) { 3396 Log.v(TAG, "Specific #" + i + ": " + sintent); 3397 } 3398 3399 String action = sintent.getAction(); 3400 if (resultsAction != null && resultsAction.equals(action)) { 3401 // If this action was explicitly requested, then don't 3402 // remove things that have it. 3403 action = null; 3404 } 3405 3406 ResolveInfo ri = null; 3407 ActivityInfo ai = null; 3408 3409 ComponentName comp = sintent.getComponent(); 3410 if (comp == null) { 3411 ri = resolveIntent( 3412 sintent, 3413 specificTypes != null ? specificTypes[i] : null, 3414 flags, userId); 3415 if (ri == null) { 3416 continue; 3417 } 3418 if (ri == mResolveInfo) { 3419 // ACK! Must do something better with this. 3420 } 3421 ai = ri.activityInfo; 3422 comp = new ComponentName(ai.applicationInfo.packageName, 3423 ai.name); 3424 } else { 3425 ai = getActivityInfo(comp, flags, userId); 3426 if (ai == null) { 3427 continue; 3428 } 3429 } 3430 3431 // Look for any generic query activities that are duplicates 3432 // of this specific one, and remove them from the results. 3433 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3434 N = results.size(); 3435 int j; 3436 for (j=specificsPos; j<N; j++) { 3437 ResolveInfo sri = results.get(j); 3438 if ((sri.activityInfo.name.equals(comp.getClassName()) 3439 && sri.activityInfo.applicationInfo.packageName.equals( 3440 comp.getPackageName())) 3441 || (action != null && sri.filter.matchAction(action))) { 3442 results.remove(j); 3443 if (DEBUG_INTENT_MATCHING) Log.v( 3444 TAG, "Removing duplicate item from " + j 3445 + " due to specific " + specificsPos); 3446 if (ri == null) { 3447 ri = sri; 3448 } 3449 j--; 3450 N--; 3451 } 3452 } 3453 3454 // Add this specific item to its proper place. 3455 if (ri == null) { 3456 ri = new ResolveInfo(); 3457 ri.activityInfo = ai; 3458 } 3459 results.add(specificsPos, ri); 3460 ri.specificIndex = i; 3461 specificsPos++; 3462 } 3463 } 3464 3465 // Now we go through the remaining generic results and remove any 3466 // duplicate actions that are found here. 3467 N = results.size(); 3468 for (int i=specificsPos; i<N-1; i++) { 3469 final ResolveInfo rii = results.get(i); 3470 if (rii.filter == null) { 3471 continue; 3472 } 3473 3474 // Iterate over all of the actions of this result's intent 3475 // filter... typically this should be just one. 3476 final Iterator<String> it = rii.filter.actionsIterator(); 3477 if (it == null) { 3478 continue; 3479 } 3480 while (it.hasNext()) { 3481 final String action = it.next(); 3482 if (resultsAction != null && resultsAction.equals(action)) { 3483 // If this action was explicitly requested, then don't 3484 // remove things that have it. 3485 continue; 3486 } 3487 for (int j=i+1; j<N; j++) { 3488 final ResolveInfo rij = results.get(j); 3489 if (rij.filter != null && rij.filter.hasAction(action)) { 3490 results.remove(j); 3491 if (DEBUG_INTENT_MATCHING) Log.v( 3492 TAG, "Removing duplicate item from " + j 3493 + " due to action " + action + " at " + i); 3494 j--; 3495 N--; 3496 } 3497 } 3498 } 3499 3500 // If the caller didn't request filter information, drop it now 3501 // so we don't have to marshall/unmarshall it. 3502 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3503 rii.filter = null; 3504 } 3505 } 3506 3507 // Filter out the caller activity if so requested. 3508 if (caller != null) { 3509 N = results.size(); 3510 for (int i=0; i<N; i++) { 3511 ActivityInfo ainfo = results.get(i).activityInfo; 3512 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3513 && caller.getClassName().equals(ainfo.name)) { 3514 results.remove(i); 3515 break; 3516 } 3517 } 3518 } 3519 3520 // If the caller didn't request filter information, 3521 // drop them now so we don't have to 3522 // marshall/unmarshall it. 3523 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3524 N = results.size(); 3525 for (int i=0; i<N; i++) { 3526 results.get(i).filter = null; 3527 } 3528 } 3529 3530 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3531 return results; 3532 } 3533 3534 @Override 3535 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3536 int userId) { 3537 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3538 ComponentName comp = intent.getComponent(); 3539 if (comp == null) { 3540 if (intent.getSelector() != null) { 3541 intent = intent.getSelector(); 3542 comp = intent.getComponent(); 3543 } 3544 } 3545 if (comp != null) { 3546 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3547 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3548 if (ai != null) { 3549 ResolveInfo ri = new ResolveInfo(); 3550 ri.activityInfo = ai; 3551 list.add(ri); 3552 } 3553 return list; 3554 } 3555 3556 // reader 3557 synchronized (mPackages) { 3558 String pkgName = intent.getPackage(); 3559 if (pkgName == null) { 3560 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3561 } 3562 final PackageParser.Package pkg = mPackages.get(pkgName); 3563 if (pkg != null) { 3564 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3565 userId); 3566 } 3567 return null; 3568 } 3569 } 3570 3571 @Override 3572 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3573 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3574 if (!sUserManager.exists(userId)) return null; 3575 if (query != null) { 3576 if (query.size() >= 1) { 3577 // If there is more than one service with the same priority, 3578 // just arbitrarily pick the first one. 3579 return query.get(0); 3580 } 3581 } 3582 return null; 3583 } 3584 3585 @Override 3586 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3587 int userId) { 3588 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3589 ComponentName comp = intent.getComponent(); 3590 if (comp == null) { 3591 if (intent.getSelector() != null) { 3592 intent = intent.getSelector(); 3593 comp = intent.getComponent(); 3594 } 3595 } 3596 if (comp != null) { 3597 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3598 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3599 if (si != null) { 3600 final ResolveInfo ri = new ResolveInfo(); 3601 ri.serviceInfo = si; 3602 list.add(ri); 3603 } 3604 return list; 3605 } 3606 3607 // reader 3608 synchronized (mPackages) { 3609 String pkgName = intent.getPackage(); 3610 if (pkgName == null) { 3611 return mServices.queryIntent(intent, resolvedType, flags, userId); 3612 } 3613 final PackageParser.Package pkg = mPackages.get(pkgName); 3614 if (pkg != null) { 3615 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3616 userId); 3617 } 3618 return null; 3619 } 3620 } 3621 3622 @Override 3623 public List<ResolveInfo> queryIntentContentProviders( 3624 Intent intent, String resolvedType, int flags, int userId) { 3625 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3626 ComponentName comp = intent.getComponent(); 3627 if (comp == null) { 3628 if (intent.getSelector() != null) { 3629 intent = intent.getSelector(); 3630 comp = intent.getComponent(); 3631 } 3632 } 3633 if (comp != null) { 3634 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3635 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3636 if (pi != null) { 3637 final ResolveInfo ri = new ResolveInfo(); 3638 ri.providerInfo = pi; 3639 list.add(ri); 3640 } 3641 return list; 3642 } 3643 3644 // reader 3645 synchronized (mPackages) { 3646 String pkgName = intent.getPackage(); 3647 if (pkgName == null) { 3648 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3649 } 3650 final PackageParser.Package pkg = mPackages.get(pkgName); 3651 if (pkg != null) { 3652 return mProviders.queryIntentForPackage( 3653 intent, resolvedType, flags, pkg.providers, userId); 3654 } 3655 return null; 3656 } 3657 } 3658 3659 @Override 3660 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3661 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3662 3663 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 3664 3665 // writer 3666 synchronized (mPackages) { 3667 ArrayList<PackageInfo> list; 3668 if (listUninstalled) { 3669 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3670 for (PackageSetting ps : mSettings.mPackages.values()) { 3671 PackageInfo pi; 3672 if (ps.pkg != null) { 3673 pi = generatePackageInfo(ps.pkg, flags, userId); 3674 } else { 3675 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3676 } 3677 if (pi != null) { 3678 list.add(pi); 3679 } 3680 } 3681 } else { 3682 list = new ArrayList<PackageInfo>(mPackages.size()); 3683 for (PackageParser.Package p : mPackages.values()) { 3684 PackageInfo pi = generatePackageInfo(p, flags, userId); 3685 if (pi != null) { 3686 list.add(pi); 3687 } 3688 } 3689 } 3690 3691 return new ParceledListSlice<PackageInfo>(list); 3692 } 3693 } 3694 3695 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3696 String[] permissions, boolean[] tmp, int flags, int userId) { 3697 int numMatch = 0; 3698 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3699 for (int i=0; i<permissions.length; i++) { 3700 if (gp.grantedPermissions.contains(permissions[i])) { 3701 tmp[i] = true; 3702 numMatch++; 3703 } else { 3704 tmp[i] = false; 3705 } 3706 } 3707 if (numMatch == 0) { 3708 return; 3709 } 3710 PackageInfo pi; 3711 if (ps.pkg != null) { 3712 pi = generatePackageInfo(ps.pkg, flags, userId); 3713 } else { 3714 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3715 } 3716 // The above might return null in cases of uninstalled apps or install-state 3717 // skew across users/profiles. 3718 if (pi != null) { 3719 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3720 if (numMatch == permissions.length) { 3721 pi.requestedPermissions = permissions; 3722 } else { 3723 pi.requestedPermissions = new String[numMatch]; 3724 numMatch = 0; 3725 for (int i=0; i<permissions.length; i++) { 3726 if (tmp[i]) { 3727 pi.requestedPermissions[numMatch] = permissions[i]; 3728 numMatch++; 3729 } 3730 } 3731 } 3732 } 3733 list.add(pi); 3734 } 3735 } 3736 3737 @Override 3738 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3739 String[] permissions, int flags, int userId) { 3740 if (!sUserManager.exists(userId)) return null; 3741 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3742 3743 // writer 3744 synchronized (mPackages) { 3745 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3746 boolean[] tmpBools = new boolean[permissions.length]; 3747 if (listUninstalled) { 3748 for (PackageSetting ps : mSettings.mPackages.values()) { 3749 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3750 } 3751 } else { 3752 for (PackageParser.Package pkg : mPackages.values()) { 3753 PackageSetting ps = (PackageSetting)pkg.mExtras; 3754 if (ps != null) { 3755 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3756 userId); 3757 } 3758 } 3759 } 3760 3761 return new ParceledListSlice<PackageInfo>(list); 3762 } 3763 } 3764 3765 @Override 3766 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3767 if (!sUserManager.exists(userId)) return null; 3768 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3769 3770 // writer 3771 synchronized (mPackages) { 3772 ArrayList<ApplicationInfo> list; 3773 if (listUninstalled) { 3774 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3775 for (PackageSetting ps : mSettings.mPackages.values()) { 3776 ApplicationInfo ai; 3777 if (ps.pkg != null) { 3778 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3779 ps.readUserState(userId), userId); 3780 } else { 3781 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3782 } 3783 if (ai != null) { 3784 list.add(ai); 3785 } 3786 } 3787 } else { 3788 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3789 for (PackageParser.Package p : mPackages.values()) { 3790 if (p.mExtras != null) { 3791 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3792 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3793 if (ai != null) { 3794 list.add(ai); 3795 } 3796 } 3797 } 3798 } 3799 3800 return new ParceledListSlice<ApplicationInfo>(list); 3801 } 3802 } 3803 3804 public List<ApplicationInfo> getPersistentApplications(int flags) { 3805 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3806 3807 // reader 3808 synchronized (mPackages) { 3809 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3810 final int userId = UserHandle.getCallingUserId(); 3811 while (i.hasNext()) { 3812 final PackageParser.Package p = i.next(); 3813 if (p.applicationInfo != null 3814 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3815 && (!mSafeMode || isSystemApp(p))) { 3816 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3817 if (ps != null) { 3818 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3819 ps.readUserState(userId), userId); 3820 if (ai != null) { 3821 finalList.add(ai); 3822 } 3823 } 3824 } 3825 } 3826 } 3827 3828 return finalList; 3829 } 3830 3831 @Override 3832 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3833 if (!sUserManager.exists(userId)) return null; 3834 // reader 3835 synchronized (mPackages) { 3836 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3837 PackageSetting ps = provider != null 3838 ? mSettings.mPackages.get(provider.owner.packageName) 3839 : null; 3840 return ps != null 3841 && mSettings.isEnabledLPr(provider.info, flags, userId) 3842 && (!mSafeMode || (provider.info.applicationInfo.flags 3843 &ApplicationInfo.FLAG_SYSTEM) != 0) 3844 ? PackageParser.generateProviderInfo(provider, flags, 3845 ps.readUserState(userId), userId) 3846 : null; 3847 } 3848 } 3849 3850 /** 3851 * @deprecated 3852 */ 3853 @Deprecated 3854 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3855 // reader 3856 synchronized (mPackages) { 3857 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3858 .entrySet().iterator(); 3859 final int userId = UserHandle.getCallingUserId(); 3860 while (i.hasNext()) { 3861 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3862 PackageParser.Provider p = entry.getValue(); 3863 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3864 3865 if (ps != null && p.syncable 3866 && (!mSafeMode || (p.info.applicationInfo.flags 3867 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3868 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3869 ps.readUserState(userId), userId); 3870 if (info != null) { 3871 outNames.add(entry.getKey()); 3872 outInfo.add(info); 3873 } 3874 } 3875 } 3876 } 3877 } 3878 3879 @Override 3880 public List<ProviderInfo> queryContentProviders(String processName, 3881 int uid, int flags) { 3882 ArrayList<ProviderInfo> finalList = null; 3883 // reader 3884 synchronized (mPackages) { 3885 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3886 final int userId = processName != null ? 3887 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3888 while (i.hasNext()) { 3889 final PackageParser.Provider p = i.next(); 3890 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3891 if (ps != null && p.info.authority != null 3892 && (processName == null 3893 || (p.info.processName.equals(processName) 3894 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3895 && mSettings.isEnabledLPr(p.info, flags, userId) 3896 && (!mSafeMode 3897 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3898 if (finalList == null) { 3899 finalList = new ArrayList<ProviderInfo>(3); 3900 } 3901 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3902 ps.readUserState(userId), userId); 3903 if (info != null) { 3904 finalList.add(info); 3905 } 3906 } 3907 } 3908 } 3909 3910 if (finalList != null) { 3911 Collections.sort(finalList, mProviderInitOrderSorter); 3912 } 3913 3914 return finalList; 3915 } 3916 3917 @Override 3918 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3919 int flags) { 3920 // reader 3921 synchronized (mPackages) { 3922 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3923 return PackageParser.generateInstrumentationInfo(i, flags); 3924 } 3925 } 3926 3927 @Override 3928 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3929 int flags) { 3930 ArrayList<InstrumentationInfo> finalList = 3931 new ArrayList<InstrumentationInfo>(); 3932 3933 // reader 3934 synchronized (mPackages) { 3935 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3936 while (i.hasNext()) { 3937 final PackageParser.Instrumentation p = i.next(); 3938 if (targetPackage == null 3939 || targetPackage.equals(p.info.targetPackage)) { 3940 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3941 flags); 3942 if (ii != null) { 3943 finalList.add(ii); 3944 } 3945 } 3946 } 3947 } 3948 3949 return finalList; 3950 } 3951 3952 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3953 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3954 if (overlays == null) { 3955 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3956 return; 3957 } 3958 for (PackageParser.Package opkg : overlays.values()) { 3959 // Not much to do if idmap fails: we already logged the error 3960 // and we certainly don't want to abort installation of pkg simply 3961 // because an overlay didn't fit properly. For these reasons, 3962 // ignore the return value of createIdmapForPackagePairLI. 3963 createIdmapForPackagePairLI(pkg, opkg); 3964 } 3965 } 3966 3967 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3968 PackageParser.Package opkg) { 3969 if (!opkg.mTrustedOverlay) { 3970 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 3971 opkg.baseCodePath + ": overlay not trusted"); 3972 return false; 3973 } 3974 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3975 if (overlaySet == null) { 3976 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 3977 opkg.baseCodePath + " but target package has no known overlays"); 3978 return false; 3979 } 3980 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3981 // TODO: generate idmap for split APKs 3982 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 3983 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 3984 + opkg.baseCodePath); 3985 return false; 3986 } 3987 PackageParser.Package[] overlayArray = 3988 overlaySet.values().toArray(new PackageParser.Package[0]); 3989 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3990 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3991 return p1.mOverlayPriority - p2.mOverlayPriority; 3992 } 3993 }; 3994 Arrays.sort(overlayArray, cmp); 3995 3996 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3997 int i = 0; 3998 for (PackageParser.Package p : overlayArray) { 3999 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4000 } 4001 return true; 4002 } 4003 4004 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4005 final File[] files = dir.listFiles(); 4006 if (ArrayUtils.isEmpty(files)) { 4007 Log.d(TAG, "No files in app dir " + dir); 4008 return; 4009 } 4010 4011 if (DEBUG_PACKAGE_SCANNING) { 4012 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4013 + " flags=0x" + Integer.toHexString(parseFlags)); 4014 } 4015 4016 for (File file : files) { 4017 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4018 && !PackageInstallerService.isStageName(file.getName()); 4019 if (!isPackage) { 4020 // Ignore entries which are not packages 4021 continue; 4022 } 4023 try { 4024 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4025 scanFlags, currentTime, null); 4026 } catch (PackageManagerException e) { 4027 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4028 4029 // Delete invalid userdata apps 4030 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4031 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4032 Slog.w(TAG, "Deleting invalid package at " + file); 4033 if (file.isDirectory()) { 4034 FileUtils.deleteContents(file); 4035 } 4036 file.delete(); 4037 } 4038 } 4039 } 4040 } 4041 4042 private static File getSettingsProblemFile() { 4043 File dataDir = Environment.getDataDirectory(); 4044 File systemDir = new File(dataDir, "system"); 4045 File fname = new File(systemDir, "uiderrors.txt"); 4046 return fname; 4047 } 4048 4049 static void reportSettingsProblem(int priority, String msg) { 4050 try { 4051 File fname = getSettingsProblemFile(); 4052 FileOutputStream out = new FileOutputStream(fname, true); 4053 PrintWriter pw = new FastPrintWriter(out); 4054 SimpleDateFormat formatter = new SimpleDateFormat(); 4055 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4056 pw.println(dateString + ": " + msg); 4057 pw.close(); 4058 FileUtils.setPermissions( 4059 fname.toString(), 4060 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4061 -1, -1); 4062 } catch (java.io.IOException e) { 4063 } 4064 Slog.println(priority, TAG, msg); 4065 } 4066 4067 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4068 PackageParser.Package pkg, File srcFile, int parseFlags) 4069 throws PackageManagerException { 4070 if (ps != null 4071 && ps.codePath.equals(srcFile) 4072 && ps.timeStamp == srcFile.lastModified() 4073 && !isCompatSignatureUpdateNeeded(pkg)) { 4074 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4075 if (ps.signatures.mSignatures != null 4076 && ps.signatures.mSignatures.length != 0 4077 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4078 // Optimization: reuse the existing cached certificates 4079 // if the package appears to be unchanged. 4080 pkg.mSignatures = ps.signatures.mSignatures; 4081 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4082 synchronized (mPackages) { 4083 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4084 } 4085 return; 4086 } 4087 4088 Slog.w(TAG, "PackageSetting for " + ps.name 4089 + " is missing signatures. Collecting certs again to recover them."); 4090 } else { 4091 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4092 } 4093 4094 try { 4095 pp.collectCertificates(pkg, parseFlags); 4096 pp.collectManifestDigest(pkg); 4097 } catch (PackageParserException e) { 4098 throw PackageManagerException.from(e); 4099 } 4100 } 4101 4102 /* 4103 * Scan a package and return the newly parsed package. 4104 * Returns null in case of errors and the error code is stored in mLastScanError 4105 */ 4106 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4107 long currentTime, UserHandle user) throws PackageManagerException { 4108 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4109 parseFlags |= mDefParseFlags; 4110 PackageParser pp = new PackageParser(); 4111 pp.setSeparateProcesses(mSeparateProcesses); 4112 pp.setOnlyCoreApps(mOnlyCore); 4113 pp.setDisplayMetrics(mMetrics); 4114 4115 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4116 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4117 } 4118 4119 final PackageParser.Package pkg; 4120 try { 4121 pkg = pp.parsePackage(scanFile, parseFlags); 4122 } catch (PackageParserException e) { 4123 throw PackageManagerException.from(e); 4124 } 4125 4126 PackageSetting ps = null; 4127 PackageSetting updatedPkg; 4128 // reader 4129 synchronized (mPackages) { 4130 // Look to see if we already know about this package. 4131 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4132 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4133 // This package has been renamed to its original name. Let's 4134 // use that. 4135 ps = mSettings.peekPackageLPr(oldName); 4136 } 4137 // If there was no original package, see one for the real package name. 4138 if (ps == null) { 4139 ps = mSettings.peekPackageLPr(pkg.packageName); 4140 } 4141 // Check to see if this package could be hiding/updating a system 4142 // package. Must look for it either under the original or real 4143 // package name depending on our state. 4144 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4145 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4146 } 4147 boolean updatedPkgBetter = false; 4148 // First check if this is a system package that may involve an update 4149 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4150 if (ps != null && !ps.codePath.equals(scanFile)) { 4151 // The path has changed from what was last scanned... check the 4152 // version of the new path against what we have stored to determine 4153 // what to do. 4154 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4155 if (pkg.mVersionCode < ps.versionCode) { 4156 // The system package has been updated and the code path does not match 4157 // Ignore entry. Skip it. 4158 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4159 + " ignored: updated version " + ps.versionCode 4160 + " better than this " + pkg.mVersionCode); 4161 if (!updatedPkg.codePath.equals(scanFile)) { 4162 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4163 + ps.name + " changing from " + updatedPkg.codePathString 4164 + " to " + scanFile); 4165 updatedPkg.codePath = scanFile; 4166 updatedPkg.codePathString = scanFile.toString(); 4167 // This is the point at which we know that the system-disk APK 4168 // for this package has moved during a reboot (e.g. due to an OTA), 4169 // so we need to reevaluate it for privilege policy. 4170 if (locationIsPrivileged(scanFile)) { 4171 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4172 } 4173 } 4174 updatedPkg.pkg = pkg; 4175 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4176 } else { 4177 // The current app on the system partition is better than 4178 // what we have updated to on the data partition; switch 4179 // back to the system partition version. 4180 // At this point, its safely assumed that package installation for 4181 // apps in system partition will go through. If not there won't be a working 4182 // version of the app 4183 // writer 4184 synchronized (mPackages) { 4185 // Just remove the loaded entries from package lists. 4186 mPackages.remove(ps.name); 4187 } 4188 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4189 + "reverting from " + ps.codePathString 4190 + ": new version " + pkg.mVersionCode 4191 + " better than installed " + ps.versionCode); 4192 4193 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4194 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4195 getAppDexInstructionSets(ps)); 4196 synchronized (mInstallLock) { 4197 args.cleanUpResourcesLI(); 4198 } 4199 synchronized (mPackages) { 4200 mSettings.enableSystemPackageLPw(ps.name); 4201 } 4202 updatedPkgBetter = true; 4203 } 4204 } 4205 } 4206 4207 if (updatedPkg != null) { 4208 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4209 // initially 4210 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4211 4212 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4213 // flag set initially 4214 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4215 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4216 } 4217 } 4218 4219 // Verify certificates against what was last scanned 4220 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4221 4222 /* 4223 * A new system app appeared, but we already had a non-system one of the 4224 * same name installed earlier. 4225 */ 4226 boolean shouldHideSystemApp = false; 4227 if (updatedPkg == null && ps != null 4228 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4229 /* 4230 * Check to make sure the signatures match first. If they don't, 4231 * wipe the installed application and its data. 4232 */ 4233 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4234 != PackageManager.SIGNATURE_MATCH) { 4235 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4236 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4237 ps = null; 4238 } else { 4239 /* 4240 * If the newly-added system app is an older version than the 4241 * already installed version, hide it. It will be scanned later 4242 * and re-added like an update. 4243 */ 4244 if (pkg.mVersionCode < ps.versionCode) { 4245 shouldHideSystemApp = true; 4246 } else { 4247 /* 4248 * The newly found system app is a newer version that the 4249 * one previously installed. Simply remove the 4250 * already-installed application and replace it with our own 4251 * while keeping the application data. 4252 */ 4253 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4254 + ps.codePathString + ": new version " + pkg.mVersionCode 4255 + " better than installed " + ps.versionCode); 4256 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4257 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4258 getAppDexInstructionSets(ps)); 4259 synchronized (mInstallLock) { 4260 args.cleanUpResourcesLI(); 4261 } 4262 } 4263 } 4264 } 4265 4266 // The apk is forward locked (not public) if its code and resources 4267 // are kept in different files. (except for app in either system or 4268 // vendor path). 4269 // TODO grab this value from PackageSettings 4270 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4271 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4272 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4273 } 4274 } 4275 4276 // TODO: extend to support forward-locked splits 4277 String resourcePath = null; 4278 String baseResourcePath = null; 4279 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4280 if (ps != null && ps.resourcePathString != null) { 4281 resourcePath = ps.resourcePathString; 4282 baseResourcePath = ps.resourcePathString; 4283 } else { 4284 // Should not happen at all. Just log an error. 4285 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4286 } 4287 } else { 4288 resourcePath = pkg.codePath; 4289 baseResourcePath = pkg.baseCodePath; 4290 } 4291 4292 // Set application objects path explicitly. 4293 pkg.applicationInfo.setCodePath(pkg.codePath); 4294 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4295 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4296 pkg.applicationInfo.setResourcePath(resourcePath); 4297 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4298 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4299 4300 // Note that we invoke the following method only if we are about to unpack an application 4301 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4302 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4303 4304 /* 4305 * If the system app should be overridden by a previously installed 4306 * data, hide the system app now and let the /data/app scan pick it up 4307 * again. 4308 */ 4309 if (shouldHideSystemApp) { 4310 synchronized (mPackages) { 4311 /* 4312 * We have to grant systems permissions before we hide, because 4313 * grantPermissions will assume the package update is trying to 4314 * expand its permissions. 4315 */ 4316 grantPermissionsLPw(pkg, true, pkg.packageName); 4317 mSettings.disableSystemPackageLPw(pkg.packageName); 4318 } 4319 } 4320 4321 return scannedPkg; 4322 } 4323 4324 private static String fixProcessName(String defProcessName, 4325 String processName, int uid) { 4326 if (processName == null) { 4327 return defProcessName; 4328 } 4329 return processName; 4330 } 4331 4332 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4333 throws PackageManagerException { 4334 if (pkgSetting.signatures.mSignatures != null) { 4335 // Already existing package. Make sure signatures match 4336 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4337 == PackageManager.SIGNATURE_MATCH; 4338 if (!match) { 4339 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4340 == PackageManager.SIGNATURE_MATCH; 4341 } 4342 if (!match) { 4343 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4344 + pkg.packageName + " signatures do not match the " 4345 + "previously installed version; ignoring!"); 4346 } 4347 } 4348 4349 // Check for shared user signatures 4350 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4351 // Already existing package. Make sure signatures match 4352 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4353 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4354 if (!match) { 4355 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4356 == PackageManager.SIGNATURE_MATCH; 4357 } 4358 if (!match) { 4359 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4360 "Package " + pkg.packageName 4361 + " has no signatures that match those in shared user " 4362 + pkgSetting.sharedUser.name + "; ignoring!"); 4363 } 4364 } 4365 } 4366 4367 /** 4368 * Enforces that only the system UID or root's UID can call a method exposed 4369 * via Binder. 4370 * 4371 * @param message used as message if SecurityException is thrown 4372 * @throws SecurityException if the caller is not system or root 4373 */ 4374 private static final void enforceSystemOrRoot(String message) { 4375 final int uid = Binder.getCallingUid(); 4376 if (uid != Process.SYSTEM_UID && uid != 0) { 4377 throw new SecurityException(message); 4378 } 4379 } 4380 4381 @Override 4382 public void performBootDexOpt() { 4383 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4384 4385 final HashSet<PackageParser.Package> pkgs; 4386 synchronized (mPackages) { 4387 pkgs = mDeferredDexOpt; 4388 mDeferredDexOpt = null; 4389 } 4390 4391 if (pkgs != null) { 4392 // Filter out packages that aren't recently used. 4393 // 4394 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 4395 // should do a full dexopt. 4396 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4397 // TODO: add a property to control this? 4398 long dexOptLRUThresholdInMinutes; 4399 if (mLazyDexOpt) { 4400 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4401 } else { 4402 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4403 } 4404 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4405 4406 int total = pkgs.size(); 4407 int skipped = 0; 4408 long now = System.currentTimeMillis(); 4409 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4410 PackageParser.Package pkg = i.next(); 4411 long then = pkg.mLastPackageUsageTimeInMills; 4412 if (then + dexOptLRUThresholdInMills < now) { 4413 if (DEBUG_DEXOPT) { 4414 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4415 ((then == 0) ? "never" : new Date(then))); 4416 } 4417 i.remove(); 4418 skipped++; 4419 } 4420 } 4421 if (DEBUG_DEXOPT) { 4422 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4423 } 4424 } 4425 4426 int i = 0; 4427 for (PackageParser.Package pkg : pkgs) { 4428 i++; 4429 if (DEBUG_DEXOPT) { 4430 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4431 + ": " + pkg.packageName); 4432 } 4433 if (!isFirstBoot()) { 4434 try { 4435 ActivityManagerNative.getDefault().showBootMessage( 4436 mContext.getResources().getString( 4437 R.string.android_upgrading_apk, 4438 i, pkgs.size()), true); 4439 } catch (RemoteException e) { 4440 } 4441 } 4442 PackageParser.Package p = pkg; 4443 synchronized (mInstallLock) { 4444 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4445 true /* include dependencies */); 4446 } 4447 } 4448 } 4449 } 4450 4451 @Override 4452 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4453 return performDexOpt(packageName, instructionSet, false); 4454 } 4455 4456 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4457 if (info.primaryCpuAbi == null) { 4458 return getPreferredInstructionSet(); 4459 } 4460 4461 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4462 } 4463 4464 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 4465 boolean dexopt = mLazyDexOpt || backgroundDexopt; 4466 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 4467 if (!dexopt && !updateUsage) { 4468 // We aren't going to dexopt or update usage, so bail early. 4469 return false; 4470 } 4471 PackageParser.Package p; 4472 final String targetInstructionSet; 4473 synchronized (mPackages) { 4474 p = mPackages.get(packageName); 4475 if (p == null) { 4476 return false; 4477 } 4478 if (updateUsage) { 4479 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4480 } 4481 mPackageUsage.write(false); 4482 if (!dexopt) { 4483 // We aren't going to dexopt, so bail early. 4484 return false; 4485 } 4486 4487 targetInstructionSet = instructionSet != null ? instructionSet : 4488 getPrimaryInstructionSet(p.applicationInfo); 4489 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4490 return false; 4491 } 4492 } 4493 4494 synchronized (mInstallLock) { 4495 final String[] instructionSets = new String[] { targetInstructionSet }; 4496 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4497 true /* include dependencies */) == DEX_OPT_PERFORMED; 4498 } 4499 } 4500 4501 public HashSet<String> getPackagesThatNeedDexOpt() { 4502 HashSet<String> pkgs = null; 4503 synchronized (mPackages) { 4504 for (PackageParser.Package p : mPackages.values()) { 4505 if (DEBUG_DEXOPT) { 4506 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4507 } 4508 if (!p.mDexOptPerformed.isEmpty()) { 4509 continue; 4510 } 4511 if (pkgs == null) { 4512 pkgs = new HashSet<String>(); 4513 } 4514 pkgs.add(p.packageName); 4515 } 4516 } 4517 return pkgs; 4518 } 4519 4520 public void shutdown() { 4521 mPackageUsage.write(true); 4522 } 4523 4524 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4525 boolean forceDex, boolean defer, HashSet<String> done) { 4526 for (int i=0; i<libs.size(); i++) { 4527 PackageParser.Package libPkg; 4528 String libName; 4529 synchronized (mPackages) { 4530 libName = libs.get(i); 4531 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4532 if (lib != null && lib.apk != null) { 4533 libPkg = mPackages.get(lib.apk); 4534 } else { 4535 libPkg = null; 4536 } 4537 } 4538 if (libPkg != null && !done.contains(libName)) { 4539 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4540 } 4541 } 4542 } 4543 4544 static final int DEX_OPT_SKIPPED = 0; 4545 static final int DEX_OPT_PERFORMED = 1; 4546 static final int DEX_OPT_DEFERRED = 2; 4547 static final int DEX_OPT_FAILED = -1; 4548 4549 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4550 boolean forceDex, boolean defer, HashSet<String> done) { 4551 final String[] instructionSets = targetInstructionSets != null ? 4552 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4553 4554 if (done != null) { 4555 done.add(pkg.packageName); 4556 if (pkg.usesLibraries != null) { 4557 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4558 } 4559 if (pkg.usesOptionalLibraries != null) { 4560 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4561 } 4562 } 4563 4564 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4565 return DEX_OPT_SKIPPED; 4566 } 4567 4568 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4569 4570 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4571 boolean performedDexOpt = false; 4572 // There are three basic cases here: 4573 // 1.) we need to dexopt, either because we are forced or it is needed 4574 // 2.) we are defering a needed dexopt 4575 // 3.) we are skipping an unneeded dexopt 4576 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4577 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4578 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4579 continue; 4580 } 4581 4582 for (String path : paths) { 4583 try { 4584 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4585 // patckage or the one we find does not match the image checksum (i.e. it was 4586 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4587 // odex file and it matches the checksum of the image but not its base address, 4588 // meaning we need to move it. 4589 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4590 pkg.packageName, dexCodeInstructionSet, defer); 4591 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4592 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4593 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4594 + " vmSafeMode=" + vmSafeMode); 4595 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4596 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4597 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4598 4599 if (ret < 0) { 4600 // Don't bother running dexopt again if we failed, it will probably 4601 // just result in an error again. Also, don't bother dexopting for other 4602 // paths & ISAs. 4603 return DEX_OPT_FAILED; 4604 } 4605 4606 performedDexOpt = true; 4607 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4608 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4609 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4610 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4611 pkg.packageName, dexCodeInstructionSet); 4612 4613 if (ret < 0) { 4614 // Don't bother running patchoat again if we failed, it will probably 4615 // just result in an error again. Also, don't bother dexopting for other 4616 // paths & ISAs. 4617 return DEX_OPT_FAILED; 4618 } 4619 4620 performedDexOpt = true; 4621 } 4622 4623 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4624 // paths and instruction sets. We'll deal with them all together when we process 4625 // our list of deferred dexopts. 4626 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4627 if (mDeferredDexOpt == null) { 4628 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4629 } 4630 mDeferredDexOpt.add(pkg); 4631 return DEX_OPT_DEFERRED; 4632 } 4633 } catch (FileNotFoundException e) { 4634 Slog.w(TAG, "Apk not found for dexopt: " + path); 4635 return DEX_OPT_FAILED; 4636 } catch (IOException e) { 4637 Slog.w(TAG, "IOException reading apk: " + path, e); 4638 return DEX_OPT_FAILED; 4639 } catch (StaleDexCacheError e) { 4640 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4641 return DEX_OPT_FAILED; 4642 } catch (Exception e) { 4643 Slog.w(TAG, "Exception when doing dexopt : ", e); 4644 return DEX_OPT_FAILED; 4645 } 4646 } 4647 4648 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4649 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4650 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4651 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4652 // it. 4653 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4654 } 4655 4656 // If we've gotten here, we're sure that no error occurred and that we haven't 4657 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4658 // we've skipped all of them because they are up to date. In both cases this 4659 // package doesn't need dexopt any longer. 4660 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4661 } 4662 4663 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4664 if (info.primaryCpuAbi != null) { 4665 if (info.secondaryCpuAbi != null) { 4666 return new String[] { 4667 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4668 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4669 } else { 4670 return new String[] { 4671 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4672 } 4673 } 4674 4675 return new String[] { getPreferredInstructionSet() }; 4676 } 4677 4678 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4679 if (ps.primaryCpuAbiString != null) { 4680 if (ps.secondaryCpuAbiString != null) { 4681 return new String[] { 4682 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4683 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4684 } else { 4685 return new String[] { 4686 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4687 } 4688 } 4689 4690 return new String[] { getPreferredInstructionSet() }; 4691 } 4692 4693 private static String getPreferredInstructionSet() { 4694 if (sPreferredInstructionSet == null) { 4695 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4696 } 4697 4698 return sPreferredInstructionSet; 4699 } 4700 4701 private static List<String> getAllInstructionSets() { 4702 final String[] allAbis = Build.SUPPORTED_ABIS; 4703 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4704 4705 for (String abi : allAbis) { 4706 final String instructionSet = VMRuntime.getInstructionSet(abi); 4707 if (!allInstructionSets.contains(instructionSet)) { 4708 allInstructionSets.add(instructionSet); 4709 } 4710 } 4711 4712 return allInstructionSets; 4713 } 4714 4715 /** 4716 * Returns the instruction set that should be used to compile dex code. In the presence of 4717 * a native bridge this might be different than the one shared libraries use. 4718 */ 4719 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4720 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4721 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4722 } 4723 4724 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4725 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4726 for (String instructionSet : instructionSets) { 4727 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4728 } 4729 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4730 } 4731 4732 /** 4733 * Returns deduplicated list of supported instructions for dex code. 4734 */ 4735 public static String[] getAllDexCodeInstructionSets() { 4736 String[] supportedInstructionSets = new String[Build.SUPPORTED_ABIS.length]; 4737 for (int i = 0; i < supportedInstructionSets.length; i++) { 4738 String abi = Build.SUPPORTED_ABIS[i]; 4739 supportedInstructionSets[i] = VMRuntime.getInstructionSet(abi); 4740 } 4741 return getDexCodeInstructionSets(supportedInstructionSets); 4742 } 4743 4744 @Override 4745 public void forceDexOpt(String packageName) { 4746 enforceSystemOrRoot("forceDexOpt"); 4747 4748 PackageParser.Package pkg; 4749 synchronized (mPackages) { 4750 pkg = mPackages.get(packageName); 4751 if (pkg == null) { 4752 throw new IllegalArgumentException("Missing package: " + packageName); 4753 } 4754 } 4755 4756 synchronized (mInstallLock) { 4757 final String[] instructionSets = new String[] { 4758 getPrimaryInstructionSet(pkg.applicationInfo) }; 4759 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4760 if (res != DEX_OPT_PERFORMED) { 4761 throw new IllegalStateException("Failed to dexopt: " + res); 4762 } 4763 } 4764 } 4765 4766 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4767 boolean forceDex, boolean defer, boolean inclDependencies) { 4768 HashSet<String> done; 4769 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4770 done = new HashSet<String>(); 4771 done.add(pkg.packageName); 4772 } else { 4773 done = null; 4774 } 4775 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4776 } 4777 4778 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4779 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4780 Slog.w(TAG, "Unable to update from " + oldPkg.name 4781 + " to " + newPkg.packageName 4782 + ": old package not in system partition"); 4783 return false; 4784 } else if (mPackages.get(oldPkg.name) != null) { 4785 Slog.w(TAG, "Unable to update from " + oldPkg.name 4786 + " to " + newPkg.packageName 4787 + ": old package still exists"); 4788 return false; 4789 } 4790 return true; 4791 } 4792 4793 File getDataPathForUser(int userId) { 4794 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4795 } 4796 4797 private File getDataPathForPackage(String packageName, int userId) { 4798 /* 4799 * Until we fully support multiple users, return the directory we 4800 * previously would have. The PackageManagerTests will need to be 4801 * revised when this is changed back.. 4802 */ 4803 if (userId == 0) { 4804 return new File(mAppDataDir, packageName); 4805 } else { 4806 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4807 + File.separator + packageName); 4808 } 4809 } 4810 4811 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4812 int[] users = sUserManager.getUserIds(); 4813 int res = mInstaller.install(packageName, uid, uid, seinfo); 4814 if (res < 0) { 4815 return res; 4816 } 4817 for (int user : users) { 4818 if (user != 0) { 4819 res = mInstaller.createUserData(packageName, 4820 UserHandle.getUid(user, uid), user, seinfo); 4821 if (res < 0) { 4822 return res; 4823 } 4824 } 4825 } 4826 return res; 4827 } 4828 4829 private int removeDataDirsLI(String packageName) { 4830 int[] users = sUserManager.getUserIds(); 4831 int res = 0; 4832 for (int user : users) { 4833 int resInner = mInstaller.remove(packageName, user); 4834 if (resInner < 0) { 4835 res = resInner; 4836 } 4837 } 4838 4839 return res; 4840 } 4841 4842 private int deleteCodeCacheDirsLI(String packageName) { 4843 int[] users = sUserManager.getUserIds(); 4844 int res = 0; 4845 for (int user : users) { 4846 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4847 if (resInner < 0) { 4848 res = resInner; 4849 } 4850 } 4851 return res; 4852 } 4853 4854 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4855 PackageParser.Package changingLib) { 4856 if (file.path != null) { 4857 usesLibraryFiles.add(file.path); 4858 return; 4859 } 4860 PackageParser.Package p = mPackages.get(file.apk); 4861 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4862 // If we are doing this while in the middle of updating a library apk, 4863 // then we need to make sure to use that new apk for determining the 4864 // dependencies here. (We haven't yet finished committing the new apk 4865 // to the package manager state.) 4866 if (p == null || p.packageName.equals(changingLib.packageName)) { 4867 p = changingLib; 4868 } 4869 } 4870 if (p != null) { 4871 usesLibraryFiles.addAll(p.getAllCodePaths()); 4872 } 4873 } 4874 4875 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4876 PackageParser.Package changingLib) throws PackageManagerException { 4877 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4878 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4879 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4880 for (int i=0; i<N; i++) { 4881 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4882 if (file == null) { 4883 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4884 "Package " + pkg.packageName + " requires unavailable shared library " 4885 + pkg.usesLibraries.get(i) + "; failing!"); 4886 } 4887 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4888 } 4889 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4890 for (int i=0; i<N; i++) { 4891 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4892 if (file == null) { 4893 Slog.w(TAG, "Package " + pkg.packageName 4894 + " desires unavailable shared library " 4895 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4896 } else { 4897 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4898 } 4899 } 4900 N = usesLibraryFiles.size(); 4901 if (N > 0) { 4902 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4903 } else { 4904 pkg.usesLibraryFiles = null; 4905 } 4906 } 4907 } 4908 4909 private static boolean hasString(List<String> list, List<String> which) { 4910 if (list == null) { 4911 return false; 4912 } 4913 for (int i=list.size()-1; i>=0; i--) { 4914 for (int j=which.size()-1; j>=0; j--) { 4915 if (which.get(j).equals(list.get(i))) { 4916 return true; 4917 } 4918 } 4919 } 4920 return false; 4921 } 4922 4923 private void updateAllSharedLibrariesLPw() { 4924 for (PackageParser.Package pkg : mPackages.values()) { 4925 try { 4926 updateSharedLibrariesLPw(pkg, null); 4927 } catch (PackageManagerException e) { 4928 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4929 } 4930 } 4931 } 4932 4933 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4934 PackageParser.Package changingPkg) { 4935 ArrayList<PackageParser.Package> res = null; 4936 for (PackageParser.Package pkg : mPackages.values()) { 4937 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4938 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4939 if (res == null) { 4940 res = new ArrayList<PackageParser.Package>(); 4941 } 4942 res.add(pkg); 4943 try { 4944 updateSharedLibrariesLPw(pkg, changingPkg); 4945 } catch (PackageManagerException e) { 4946 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4947 } 4948 } 4949 } 4950 return res; 4951 } 4952 4953 /** 4954 * Derive the value of the {@code cpuAbiOverride} based on the provided 4955 * value and an optional stored value from the package settings. 4956 */ 4957 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 4958 String cpuAbiOverride = null; 4959 4960 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 4961 cpuAbiOverride = null; 4962 } else if (abiOverride != null) { 4963 cpuAbiOverride = abiOverride; 4964 } else if (settings != null) { 4965 cpuAbiOverride = settings.cpuAbiOverrideString; 4966 } 4967 4968 return cpuAbiOverride; 4969 } 4970 4971 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 4972 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 4973 boolean success = false; 4974 try { 4975 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 4976 currentTime, user); 4977 success = true; 4978 return res; 4979 } finally { 4980 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4981 removeDataDirsLI(pkg.packageName); 4982 } 4983 } 4984 } 4985 4986 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 4987 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 4988 final File scanFile = new File(pkg.codePath); 4989 if (pkg.applicationInfo.getCodePath() == null || 4990 pkg.applicationInfo.getResourcePath() == null) { 4991 // Bail out. The resource and code paths haven't been set. 4992 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 4993 "Code and resource paths haven't been set correctly"); 4994 } 4995 4996 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4997 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4998 } 4999 5000 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5001 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 5002 } 5003 5004 if (mCustomResolverComponentName != null && 5005 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5006 setUpCustomResolverActivity(pkg); 5007 } 5008 5009 if (pkg.packageName.equals("android")) { 5010 synchronized (mPackages) { 5011 if (mAndroidApplication != null) { 5012 Slog.w(TAG, "*************************************************"); 5013 Slog.w(TAG, "Core android package being redefined. Skipping."); 5014 Slog.w(TAG, " file=" + scanFile); 5015 Slog.w(TAG, "*************************************************"); 5016 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5017 "Core android package being redefined. Skipping."); 5018 } 5019 5020 // Set up information for our fall-back user intent resolution activity. 5021 mPlatformPackage = pkg; 5022 pkg.mVersionCode = mSdkVersion; 5023 mAndroidApplication = pkg.applicationInfo; 5024 5025 if (!mResolverReplaced) { 5026 mResolveActivity.applicationInfo = mAndroidApplication; 5027 mResolveActivity.name = ResolverActivity.class.getName(); 5028 mResolveActivity.packageName = mAndroidApplication.packageName; 5029 mResolveActivity.processName = "system:ui"; 5030 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5031 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5032 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5033 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5034 mResolveActivity.exported = true; 5035 mResolveActivity.enabled = true; 5036 mResolveInfo.activityInfo = mResolveActivity; 5037 mResolveInfo.priority = 0; 5038 mResolveInfo.preferredOrder = 0; 5039 mResolveInfo.match = 0; 5040 mResolveComponentName = new ComponentName( 5041 mAndroidApplication.packageName, mResolveActivity.name); 5042 } 5043 } 5044 } 5045 5046 if (DEBUG_PACKAGE_SCANNING) { 5047 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5048 Log.d(TAG, "Scanning package " + pkg.packageName); 5049 } 5050 5051 if (mPackages.containsKey(pkg.packageName) 5052 || mSharedLibraries.containsKey(pkg.packageName)) { 5053 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5054 "Application package " + pkg.packageName 5055 + " already installed. Skipping duplicate."); 5056 } 5057 5058 // Initialize package source and resource directories 5059 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5060 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5061 5062 SharedUserSetting suid = null; 5063 PackageSetting pkgSetting = null; 5064 5065 if (!isSystemApp(pkg)) { 5066 // Only system apps can use these features. 5067 pkg.mOriginalPackages = null; 5068 pkg.mRealPackage = null; 5069 pkg.mAdoptPermissions = null; 5070 } 5071 5072 // writer 5073 synchronized (mPackages) { 5074 if (pkg.mSharedUserId != null) { 5075 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5076 if (suid == null) { 5077 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5078 "Creating application package " + pkg.packageName 5079 + " for shared user failed"); 5080 } 5081 if (DEBUG_PACKAGE_SCANNING) { 5082 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5083 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5084 + "): packages=" + suid.packages); 5085 } 5086 } 5087 5088 // Check if we are renaming from an original package name. 5089 PackageSetting origPackage = null; 5090 String realName = null; 5091 if (pkg.mOriginalPackages != null) { 5092 // This package may need to be renamed to a previously 5093 // installed name. Let's check on that... 5094 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5095 if (pkg.mOriginalPackages.contains(renamed)) { 5096 // This package had originally been installed as the 5097 // original name, and we have already taken care of 5098 // transitioning to the new one. Just update the new 5099 // one to continue using the old name. 5100 realName = pkg.mRealPackage; 5101 if (!pkg.packageName.equals(renamed)) { 5102 // Callers into this function may have already taken 5103 // care of renaming the package; only do it here if 5104 // it is not already done. 5105 pkg.setPackageName(renamed); 5106 } 5107 5108 } else { 5109 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5110 if ((origPackage = mSettings.peekPackageLPr( 5111 pkg.mOriginalPackages.get(i))) != null) { 5112 // We do have the package already installed under its 5113 // original name... should we use it? 5114 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5115 // New package is not compatible with original. 5116 origPackage = null; 5117 continue; 5118 } else if (origPackage.sharedUser != null) { 5119 // Make sure uid is compatible between packages. 5120 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5121 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5122 + " to " + pkg.packageName + ": old uid " 5123 + origPackage.sharedUser.name 5124 + " differs from " + pkg.mSharedUserId); 5125 origPackage = null; 5126 continue; 5127 } 5128 } else { 5129 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5130 + pkg.packageName + " to old name " + origPackage.name); 5131 } 5132 break; 5133 } 5134 } 5135 } 5136 } 5137 5138 if (mTransferedPackages.contains(pkg.packageName)) { 5139 Slog.w(TAG, "Package " + pkg.packageName 5140 + " was transferred to another, but its .apk remains"); 5141 } 5142 5143 // Just create the setting, don't add it yet. For already existing packages 5144 // the PkgSetting exists already and doesn't have to be created. 5145 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5146 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5147 pkg.applicationInfo.primaryCpuAbi, 5148 pkg.applicationInfo.secondaryCpuAbi, 5149 pkg.applicationInfo.flags, user, false); 5150 if (pkgSetting == null) { 5151 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5152 "Creating application package " + pkg.packageName + " failed"); 5153 } 5154 5155 if (pkgSetting.origPackage != null) { 5156 // If we are first transitioning from an original package, 5157 // fix up the new package's name now. We need to do this after 5158 // looking up the package under its new name, so getPackageLP 5159 // can take care of fiddling things correctly. 5160 pkg.setPackageName(origPackage.name); 5161 5162 // File a report about this. 5163 String msg = "New package " + pkgSetting.realName 5164 + " renamed to replace old package " + pkgSetting.name; 5165 reportSettingsProblem(Log.WARN, msg); 5166 5167 // Make a note of it. 5168 mTransferedPackages.add(origPackage.name); 5169 5170 // No longer need to retain this. 5171 pkgSetting.origPackage = null; 5172 } 5173 5174 if (realName != null) { 5175 // Make a note of it. 5176 mTransferedPackages.add(pkg.packageName); 5177 } 5178 5179 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5180 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5181 } 5182 5183 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5184 // Check all shared libraries and map to their actual file path. 5185 // We only do this here for apps not on a system dir, because those 5186 // are the only ones that can fail an install due to this. We 5187 // will take care of the system apps by updating all of their 5188 // library paths after the scan is done. 5189 updateSharedLibrariesLPw(pkg, null); 5190 } 5191 5192 if (mFoundPolicyFile) { 5193 SELinuxMMAC.assignSeinfoValue(pkg); 5194 } 5195 5196 pkg.applicationInfo.uid = pkgSetting.appId; 5197 pkg.mExtras = pkgSetting; 5198 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5199 try { 5200 verifySignaturesLP(pkgSetting, pkg); 5201 } catch (PackageManagerException e) { 5202 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5203 throw e; 5204 } 5205 // The signature has changed, but this package is in the system 5206 // image... let's recover! 5207 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5208 // However... if this package is part of a shared user, but it 5209 // doesn't match the signature of the shared user, let's fail. 5210 // What this means is that you can't change the signatures 5211 // associated with an overall shared user, which doesn't seem all 5212 // that unreasonable. 5213 if (pkgSetting.sharedUser != null) { 5214 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5215 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5216 throw new PackageManagerException( 5217 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5218 "Signature mismatch for shared user : " 5219 + pkgSetting.sharedUser); 5220 } 5221 } 5222 // File a report about this. 5223 String msg = "System package " + pkg.packageName 5224 + " signature changed; retaining data."; 5225 reportSettingsProblem(Log.WARN, msg); 5226 } 5227 } else { 5228 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5229 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5230 + pkg.packageName + " upgrade keys do not match the " 5231 + "previously installed version"); 5232 } else { 5233 // signatures may have changed as result of upgrade 5234 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5235 } 5236 } 5237 // Verify that this new package doesn't have any content providers 5238 // that conflict with existing packages. Only do this if the 5239 // package isn't already installed, since we don't want to break 5240 // things that are installed. 5241 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5242 final int N = pkg.providers.size(); 5243 int i; 5244 for (i=0; i<N; i++) { 5245 PackageParser.Provider p = pkg.providers.get(i); 5246 if (p.info.authority != null) { 5247 String names[] = p.info.authority.split(";"); 5248 for (int j = 0; j < names.length; j++) { 5249 if (mProvidersByAuthority.containsKey(names[j])) { 5250 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5251 final String otherPackageName = 5252 ((other != null && other.getComponentName() != null) ? 5253 other.getComponentName().getPackageName() : "?"); 5254 throw new PackageManagerException( 5255 INSTALL_FAILED_CONFLICTING_PROVIDER, 5256 "Can't install because provider name " + names[j] 5257 + " (in package " + pkg.applicationInfo.packageName 5258 + ") is already used by " + otherPackageName); 5259 } 5260 } 5261 } 5262 } 5263 } 5264 5265 if (pkg.mAdoptPermissions != null) { 5266 // This package wants to adopt ownership of permissions from 5267 // another package. 5268 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5269 final String origName = pkg.mAdoptPermissions.get(i); 5270 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5271 if (orig != null) { 5272 if (verifyPackageUpdateLPr(orig, pkg)) { 5273 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5274 + pkg.packageName); 5275 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5276 } 5277 } 5278 } 5279 } 5280 } 5281 5282 final String pkgName = pkg.packageName; 5283 5284 final long scanFileTime = scanFile.lastModified(); 5285 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5286 pkg.applicationInfo.processName = fixProcessName( 5287 pkg.applicationInfo.packageName, 5288 pkg.applicationInfo.processName, 5289 pkg.applicationInfo.uid); 5290 5291 File dataPath; 5292 if (mPlatformPackage == pkg) { 5293 // The system package is special. 5294 dataPath = new File(Environment.getDataDirectory(), "system"); 5295 5296 pkg.applicationInfo.dataDir = dataPath.getPath(); 5297 5298 } else { 5299 // This is a normal package, need to make its data directory. 5300 dataPath = getDataPathForPackage(pkg.packageName, 0); 5301 5302 boolean uidError = false; 5303 if (dataPath.exists()) { 5304 int currentUid = 0; 5305 try { 5306 StructStat stat = Os.stat(dataPath.getPath()); 5307 currentUid = stat.st_uid; 5308 } catch (ErrnoException e) { 5309 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5310 } 5311 5312 // If we have mismatched owners for the data path, we have a problem. 5313 if (currentUid != pkg.applicationInfo.uid) { 5314 boolean recovered = false; 5315 if (currentUid == 0) { 5316 // The directory somehow became owned by root. Wow. 5317 // This is probably because the system was stopped while 5318 // installd was in the middle of messing with its libs 5319 // directory. Ask installd to fix that. 5320 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5321 pkg.applicationInfo.uid); 5322 if (ret >= 0) { 5323 recovered = true; 5324 String msg = "Package " + pkg.packageName 5325 + " unexpectedly changed to uid 0; recovered to " + 5326 + pkg.applicationInfo.uid; 5327 reportSettingsProblem(Log.WARN, msg); 5328 } 5329 } 5330 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5331 || (scanFlags&SCAN_BOOTING) != 0)) { 5332 // If this is a system app, we can at least delete its 5333 // current data so the application will still work. 5334 int ret = removeDataDirsLI(pkgName); 5335 if (ret >= 0) { 5336 // TODO: Kill the processes first 5337 // Old data gone! 5338 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5339 ? "System package " : "Third party package "; 5340 String msg = prefix + pkg.packageName 5341 + " has changed from uid: " 5342 + currentUid + " to " 5343 + pkg.applicationInfo.uid + "; old data erased"; 5344 reportSettingsProblem(Log.WARN, msg); 5345 recovered = true; 5346 5347 // And now re-install the app. 5348 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5349 pkg.applicationInfo.seinfo); 5350 if (ret == -1) { 5351 // Ack should not happen! 5352 msg = prefix + pkg.packageName 5353 + " could not have data directory re-created after delete."; 5354 reportSettingsProblem(Log.WARN, msg); 5355 throw new PackageManagerException( 5356 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5357 } 5358 } 5359 if (!recovered) { 5360 mHasSystemUidErrors = true; 5361 } 5362 } else if (!recovered) { 5363 // If we allow this install to proceed, we will be broken. 5364 // Abort, abort! 5365 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5366 "scanPackageLI"); 5367 } 5368 if (!recovered) { 5369 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5370 + pkg.applicationInfo.uid + "/fs_" 5371 + currentUid; 5372 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5373 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5374 String msg = "Package " + pkg.packageName 5375 + " has mismatched uid: " 5376 + currentUid + " on disk, " 5377 + pkg.applicationInfo.uid + " in settings"; 5378 // writer 5379 synchronized (mPackages) { 5380 mSettings.mReadMessages.append(msg); 5381 mSettings.mReadMessages.append('\n'); 5382 uidError = true; 5383 if (!pkgSetting.uidError) { 5384 reportSettingsProblem(Log.ERROR, msg); 5385 } 5386 } 5387 } 5388 } 5389 pkg.applicationInfo.dataDir = dataPath.getPath(); 5390 if (mShouldRestoreconData) { 5391 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5392 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5393 pkg.applicationInfo.uid); 5394 } 5395 } else { 5396 if (DEBUG_PACKAGE_SCANNING) { 5397 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5398 Log.v(TAG, "Want this data dir: " + dataPath); 5399 } 5400 //invoke installer to do the actual installation 5401 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5402 pkg.applicationInfo.seinfo); 5403 if (ret < 0) { 5404 // Error from installer 5405 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5406 "Unable to create data dirs [errorCode=" + ret + "]"); 5407 } 5408 5409 if (dataPath.exists()) { 5410 pkg.applicationInfo.dataDir = dataPath.getPath(); 5411 } else { 5412 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5413 pkg.applicationInfo.dataDir = null; 5414 } 5415 } 5416 5417 pkgSetting.uidError = uidError; 5418 } 5419 5420 final String path = scanFile.getPath(); 5421 final String codePath = pkg.applicationInfo.getCodePath(); 5422 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5423 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5424 setBundledAppAbisAndRoots(pkg, pkgSetting); 5425 5426 // If we haven't found any native libraries for the app, check if it has 5427 // renderscript code. We'll need to force the app to 32 bit if it has 5428 // renderscript bitcode. 5429 if (pkg.applicationInfo.primaryCpuAbi == null 5430 && pkg.applicationInfo.secondaryCpuAbi == null 5431 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5432 NativeLibraryHelper.Handle handle = null; 5433 try { 5434 handle = NativeLibraryHelper.Handle.create(scanFile); 5435 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5436 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5437 } 5438 } catch (IOException ioe) { 5439 Slog.w(TAG, "Error scanning system app : " + ioe); 5440 } finally { 5441 IoUtils.closeQuietly(handle); 5442 } 5443 } 5444 5445 setNativeLibraryPaths(pkg); 5446 } else { 5447 // TODO: We can probably be smarter about this stuff. For installed apps, 5448 // we can calculate this information at install time once and for all. For 5449 // system apps, we can probably assume that this information doesn't change 5450 // after the first boot scan. As things stand, we do lots of unnecessary work. 5451 5452 // Give ourselves some initial paths; we'll come back for another 5453 // pass once we've determined ABI below. 5454 setNativeLibraryPaths(pkg); 5455 5456 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5457 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5458 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5459 5460 NativeLibraryHelper.Handle handle = null; 5461 try { 5462 handle = NativeLibraryHelper.Handle.create(scanFile); 5463 // TODO(multiArch): This can be null for apps that didn't go through the 5464 // usual installation process. We can calculate it again, like we 5465 // do during install time. 5466 // 5467 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5468 // unnecessary. 5469 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5470 5471 // Null out the abis so that they can be recalculated. 5472 pkg.applicationInfo.primaryCpuAbi = null; 5473 pkg.applicationInfo.secondaryCpuAbi = null; 5474 if (isMultiArch(pkg.applicationInfo)) { 5475 // Warn if we've set an abiOverride for multi-lib packages.. 5476 // By definition, we need to copy both 32 and 64 bit libraries for 5477 // such packages. 5478 if (pkg.cpuAbiOverride != null 5479 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5480 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5481 } 5482 5483 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5484 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5485 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5486 if (isAsec) { 5487 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5488 } else { 5489 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5490 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5491 useIsaSpecificSubdirs); 5492 } 5493 } 5494 5495 maybeThrowExceptionForMultiArchCopy( 5496 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5497 5498 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5499 if (isAsec) { 5500 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5501 } else { 5502 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5503 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5504 useIsaSpecificSubdirs); 5505 } 5506 } 5507 5508 maybeThrowExceptionForMultiArchCopy( 5509 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5510 5511 if (abi64 >= 0) { 5512 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5513 } 5514 5515 if (abi32 >= 0) { 5516 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5517 if (abi64 >= 0) { 5518 pkg.applicationInfo.secondaryCpuAbi = abi; 5519 } else { 5520 pkg.applicationInfo.primaryCpuAbi = abi; 5521 } 5522 } 5523 } else { 5524 String[] abiList = (cpuAbiOverride != null) ? 5525 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5526 5527 // Enable gross and lame hacks for apps that are built with old 5528 // SDK tools. We must scan their APKs for renderscript bitcode and 5529 // not launch them if it's present. Don't bother checking on devices 5530 // that don't have 64 bit support. 5531 boolean needsRenderScriptOverride = false; 5532 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5533 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5534 abiList = Build.SUPPORTED_32_BIT_ABIS; 5535 needsRenderScriptOverride = true; 5536 } 5537 5538 final int copyRet; 5539 if (isAsec) { 5540 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5541 } else { 5542 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5543 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5544 } 5545 5546 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5547 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5548 "Error unpackaging native libs for app, errorCode=" + copyRet); 5549 } 5550 5551 if (copyRet >= 0) { 5552 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5553 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5554 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5555 } else if (needsRenderScriptOverride) { 5556 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5557 } 5558 } 5559 } catch (IOException ioe) { 5560 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5561 } finally { 5562 IoUtils.closeQuietly(handle); 5563 } 5564 5565 // Now that we've calculated the ABIs and determined if it's an internal app, 5566 // we will go ahead and populate the nativeLibraryPath. 5567 setNativeLibraryPaths(pkg); 5568 5569 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5570 final int[] userIds = sUserManager.getUserIds(); 5571 synchronized (mInstallLock) { 5572 // Create a native library symlink only if we have native libraries 5573 // and if the native libraries are 32 bit libraries. We do not provide 5574 // this symlink for 64 bit libraries. 5575 if (pkg.applicationInfo.primaryCpuAbi != null && 5576 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5577 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5578 for (int userId : userIds) { 5579 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5580 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5581 "Failed linking native library dir (user=" + userId + ")"); 5582 } 5583 } 5584 } 5585 } 5586 } 5587 5588 // This is a special case for the "system" package, where the ABI is 5589 // dictated by the zygote configuration (and init.rc). We should keep track 5590 // of this ABI so that we can deal with "normal" applications that run under 5591 // the same UID correctly. 5592 if (mPlatformPackage == pkg) { 5593 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5594 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5595 } 5596 5597 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5598 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5599 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5600 // Copy the derived override back to the parsed package, so that we can 5601 // update the package settings accordingly. 5602 pkg.cpuAbiOverride = cpuAbiOverride; 5603 5604 if (DEBUG_ABI_SELECTION) { 5605 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5606 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5607 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5608 } 5609 5610 // Push the derived path down into PackageSettings so we know what to 5611 // clean up at uninstall time. 5612 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5613 5614 if (DEBUG_ABI_SELECTION) { 5615 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5616 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5617 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5618 } 5619 5620 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5621 // We don't do this here during boot because we can do it all 5622 // at once after scanning all existing packages. 5623 // 5624 // We also do this *before* we perform dexopt on this package, so that 5625 // we can avoid redundant dexopts, and also to make sure we've got the 5626 // code and package path correct. 5627 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5628 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5629 } 5630 5631 if ((scanFlags & SCAN_NO_DEX) == 0) { 5632 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, 5633 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5634 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5635 } 5636 } 5637 5638 if (mFactoryTest && pkg.requestedPermissions.contains( 5639 android.Manifest.permission.FACTORY_TEST)) { 5640 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5641 } 5642 5643 ArrayList<PackageParser.Package> clientLibPkgs = null; 5644 5645 // writer 5646 synchronized (mPackages) { 5647 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5648 // Only system apps can add new shared libraries. 5649 if (pkg.libraryNames != null) { 5650 for (int i=0; i<pkg.libraryNames.size(); i++) { 5651 String name = pkg.libraryNames.get(i); 5652 boolean allowed = false; 5653 if (isUpdatedSystemApp(pkg)) { 5654 // New library entries can only be added through the 5655 // system image. This is important to get rid of a lot 5656 // of nasty edge cases: for example if we allowed a non- 5657 // system update of the app to add a library, then uninstalling 5658 // the update would make the library go away, and assumptions 5659 // we made such as through app install filtering would now 5660 // have allowed apps on the device which aren't compatible 5661 // with it. Better to just have the restriction here, be 5662 // conservative, and create many fewer cases that can negatively 5663 // impact the user experience. 5664 final PackageSetting sysPs = mSettings 5665 .getDisabledSystemPkgLPr(pkg.packageName); 5666 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5667 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5668 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5669 allowed = true; 5670 allowed = true; 5671 break; 5672 } 5673 } 5674 } 5675 } else { 5676 allowed = true; 5677 } 5678 if (allowed) { 5679 if (!mSharedLibraries.containsKey(name)) { 5680 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5681 } else if (!name.equals(pkg.packageName)) { 5682 Slog.w(TAG, "Package " + pkg.packageName + " library " 5683 + name + " already exists; skipping"); 5684 } 5685 } else { 5686 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5687 + name + " that is not declared on system image; skipping"); 5688 } 5689 } 5690 if ((scanFlags&SCAN_BOOTING) == 0) { 5691 // If we are not booting, we need to update any applications 5692 // that are clients of our shared library. If we are booting, 5693 // this will all be done once the scan is complete. 5694 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5695 } 5696 } 5697 } 5698 } 5699 5700 // We also need to dexopt any apps that are dependent on this library. Note that 5701 // if these fail, we should abort the install since installing the library will 5702 // result in some apps being broken. 5703 if (clientLibPkgs != null) { 5704 if ((scanFlags & SCAN_NO_DEX) == 0) { 5705 for (int i = 0; i < clientLibPkgs.size(); i++) { 5706 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5707 if (performDexOptLI(clientPkg, null /* instruction sets */, forceDex, 5708 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5709 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5710 "scanPackageLI failed to dexopt clientLibPkgs"); 5711 } 5712 } 5713 } 5714 } 5715 5716 // Request the ActivityManager to kill the process(only for existing packages) 5717 // so that we do not end up in a confused state while the user is still using the older 5718 // version of the application while the new one gets installed. 5719 if ((scanFlags & SCAN_REPLACING) != 0) { 5720 killApplication(pkg.applicationInfo.packageName, 5721 pkg.applicationInfo.uid, "update pkg"); 5722 } 5723 5724 // Also need to kill any apps that are dependent on the library. 5725 if (clientLibPkgs != null) { 5726 for (int i=0; i<clientLibPkgs.size(); i++) { 5727 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5728 killApplication(clientPkg.applicationInfo.packageName, 5729 clientPkg.applicationInfo.uid, "update lib"); 5730 } 5731 } 5732 5733 // writer 5734 synchronized (mPackages) { 5735 // We don't expect installation to fail beyond this point 5736 5737 // Add the new setting to mSettings 5738 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5739 // Add the new setting to mPackages 5740 mPackages.put(pkg.applicationInfo.packageName, pkg); 5741 // Make sure we don't accidentally delete its data. 5742 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5743 while (iter.hasNext()) { 5744 PackageCleanItem item = iter.next(); 5745 if (pkgName.equals(item.packageName)) { 5746 iter.remove(); 5747 } 5748 } 5749 5750 // Take care of first install / last update times. 5751 if (currentTime != 0) { 5752 if (pkgSetting.firstInstallTime == 0) { 5753 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5754 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5755 pkgSetting.lastUpdateTime = currentTime; 5756 } 5757 } else if (pkgSetting.firstInstallTime == 0) { 5758 // We need *something*. Take time time stamp of the file. 5759 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5760 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5761 if (scanFileTime != pkgSetting.timeStamp) { 5762 // A package on the system image has changed; consider this 5763 // to be an update. 5764 pkgSetting.lastUpdateTime = scanFileTime; 5765 } 5766 } 5767 5768 // Add the package's KeySets to the global KeySetManagerService 5769 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5770 try { 5771 // Old KeySetData no longer valid. 5772 ksms.removeAppKeySetDataLPw(pkg.packageName); 5773 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5774 if (pkg.mKeySetMapping != null) { 5775 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5776 pkg.mKeySetMapping.entrySet()) { 5777 if (entry.getValue() != null) { 5778 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5779 entry.getValue(), entry.getKey()); 5780 } 5781 } 5782 if (pkg.mUpgradeKeySets != null) { 5783 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5784 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5785 } 5786 } 5787 } 5788 } catch (NullPointerException e) { 5789 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5790 } catch (IllegalArgumentException e) { 5791 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5792 } 5793 5794 int N = pkg.providers.size(); 5795 StringBuilder r = null; 5796 int i; 5797 for (i=0; i<N; i++) { 5798 PackageParser.Provider p = pkg.providers.get(i); 5799 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5800 p.info.processName, pkg.applicationInfo.uid); 5801 mProviders.addProvider(p); 5802 p.syncable = p.info.isSyncable; 5803 if (p.info.authority != null) { 5804 String names[] = p.info.authority.split(";"); 5805 p.info.authority = null; 5806 for (int j = 0; j < names.length; j++) { 5807 if (j == 1 && p.syncable) { 5808 // We only want the first authority for a provider to possibly be 5809 // syncable, so if we already added this provider using a different 5810 // authority clear the syncable flag. We copy the provider before 5811 // changing it because the mProviders object contains a reference 5812 // to a provider that we don't want to change. 5813 // Only do this for the second authority since the resulting provider 5814 // object can be the same for all future authorities for this provider. 5815 p = new PackageParser.Provider(p); 5816 p.syncable = false; 5817 } 5818 if (!mProvidersByAuthority.containsKey(names[j])) { 5819 mProvidersByAuthority.put(names[j], p); 5820 if (p.info.authority == null) { 5821 p.info.authority = names[j]; 5822 } else { 5823 p.info.authority = p.info.authority + ";" + names[j]; 5824 } 5825 if (DEBUG_PACKAGE_SCANNING) { 5826 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5827 Log.d(TAG, "Registered content provider: " + names[j] 5828 + ", className = " + p.info.name + ", isSyncable = " 5829 + p.info.isSyncable); 5830 } 5831 } else { 5832 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5833 Slog.w(TAG, "Skipping provider name " + names[j] + 5834 " (in package " + pkg.applicationInfo.packageName + 5835 "): name already used by " 5836 + ((other != null && other.getComponentName() != null) 5837 ? other.getComponentName().getPackageName() : "?")); 5838 } 5839 } 5840 } 5841 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5842 if (r == null) { 5843 r = new StringBuilder(256); 5844 } else { 5845 r.append(' '); 5846 } 5847 r.append(p.info.name); 5848 } 5849 } 5850 if (r != null) { 5851 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5852 } 5853 5854 N = pkg.services.size(); 5855 r = null; 5856 for (i=0; i<N; i++) { 5857 PackageParser.Service s = pkg.services.get(i); 5858 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5859 s.info.processName, pkg.applicationInfo.uid); 5860 mServices.addService(s); 5861 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5862 if (r == null) { 5863 r = new StringBuilder(256); 5864 } else { 5865 r.append(' '); 5866 } 5867 r.append(s.info.name); 5868 } 5869 } 5870 if (r != null) { 5871 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5872 } 5873 5874 N = pkg.receivers.size(); 5875 r = null; 5876 for (i=0; i<N; i++) { 5877 PackageParser.Activity a = pkg.receivers.get(i); 5878 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5879 a.info.processName, pkg.applicationInfo.uid); 5880 mReceivers.addActivity(a, "receiver"); 5881 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5882 if (r == null) { 5883 r = new StringBuilder(256); 5884 } else { 5885 r.append(' '); 5886 } 5887 r.append(a.info.name); 5888 } 5889 } 5890 if (r != null) { 5891 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5892 } 5893 5894 N = pkg.activities.size(); 5895 r = null; 5896 for (i=0; i<N; i++) { 5897 PackageParser.Activity a = pkg.activities.get(i); 5898 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5899 a.info.processName, pkg.applicationInfo.uid); 5900 mActivities.addActivity(a, "activity"); 5901 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5902 if (r == null) { 5903 r = new StringBuilder(256); 5904 } else { 5905 r.append(' '); 5906 } 5907 r.append(a.info.name); 5908 } 5909 } 5910 if (r != null) { 5911 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5912 } 5913 5914 N = pkg.permissionGroups.size(); 5915 r = null; 5916 for (i=0; i<N; i++) { 5917 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5918 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5919 if (cur == null) { 5920 mPermissionGroups.put(pg.info.name, pg); 5921 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5922 if (r == null) { 5923 r = new StringBuilder(256); 5924 } else { 5925 r.append(' '); 5926 } 5927 r.append(pg.info.name); 5928 } 5929 } else { 5930 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5931 + pg.info.packageName + " ignored: original from " 5932 + cur.info.packageName); 5933 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5934 if (r == null) { 5935 r = new StringBuilder(256); 5936 } else { 5937 r.append(' '); 5938 } 5939 r.append("DUP:"); 5940 r.append(pg.info.name); 5941 } 5942 } 5943 } 5944 if (r != null) { 5945 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5946 } 5947 5948 N = pkg.permissions.size(); 5949 r = null; 5950 for (i=0; i<N; i++) { 5951 PackageParser.Permission p = pkg.permissions.get(i); 5952 HashMap<String, BasePermission> permissionMap = 5953 p.tree ? mSettings.mPermissionTrees 5954 : mSettings.mPermissions; 5955 p.group = mPermissionGroups.get(p.info.group); 5956 if (p.info.group == null || p.group != null) { 5957 BasePermission bp = permissionMap.get(p.info.name); 5958 5959 // Allow system apps to redefine non-system permissions 5960 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 5961 final boolean currentOwnerIsSystem = (bp.perm != null 5962 && isSystemApp(bp.perm.owner)); 5963 if (isSystemApp(p.owner)) { 5964 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 5965 // It's a built-in permission and no owner, take ownership now 5966 bp.packageSetting = pkgSetting; 5967 bp.perm = p; 5968 bp.uid = pkg.applicationInfo.uid; 5969 bp.sourcePackage = p.info.packageName; 5970 } else if (!currentOwnerIsSystem) { 5971 String msg = "New decl " + p.owner + " of permission " 5972 + p.info.name + " is system; overriding " + bp.sourcePackage; 5973 reportSettingsProblem(Log.WARN, msg); 5974 bp = null; 5975 } 5976 } 5977 } 5978 5979 if (bp == null) { 5980 bp = new BasePermission(p.info.name, p.info.packageName, 5981 BasePermission.TYPE_NORMAL); 5982 permissionMap.put(p.info.name, bp); 5983 } 5984 5985 if (bp.perm == null) { 5986 if (bp.sourcePackage == null 5987 || bp.sourcePackage.equals(p.info.packageName)) { 5988 BasePermission tree = findPermissionTreeLP(p.info.name); 5989 if (tree == null 5990 || tree.sourcePackage.equals(p.info.packageName)) { 5991 bp.packageSetting = pkgSetting; 5992 bp.perm = p; 5993 bp.uid = pkg.applicationInfo.uid; 5994 bp.sourcePackage = p.info.packageName; 5995 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5996 if (r == null) { 5997 r = new StringBuilder(256); 5998 } else { 5999 r.append(' '); 6000 } 6001 r.append(p.info.name); 6002 } 6003 } else { 6004 Slog.w(TAG, "Permission " + p.info.name + " from package " 6005 + p.info.packageName + " ignored: base tree " 6006 + tree.name + " is from package " 6007 + tree.sourcePackage); 6008 } 6009 } else { 6010 Slog.w(TAG, "Permission " + p.info.name + " from package " 6011 + p.info.packageName + " ignored: original from " 6012 + bp.sourcePackage); 6013 } 6014 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6015 if (r == null) { 6016 r = new StringBuilder(256); 6017 } else { 6018 r.append(' '); 6019 } 6020 r.append("DUP:"); 6021 r.append(p.info.name); 6022 } 6023 if (bp.perm == p) { 6024 bp.protectionLevel = p.info.protectionLevel; 6025 } 6026 } else { 6027 Slog.w(TAG, "Permission " + p.info.name + " from package " 6028 + p.info.packageName + " ignored: no group " 6029 + p.group); 6030 } 6031 } 6032 if (r != null) { 6033 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6034 } 6035 6036 N = pkg.instrumentation.size(); 6037 r = null; 6038 for (i=0; i<N; i++) { 6039 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6040 a.info.packageName = pkg.applicationInfo.packageName; 6041 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6042 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6043 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6044 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6045 a.info.dataDir = pkg.applicationInfo.dataDir; 6046 6047 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6048 // need other information about the application, like the ABI and what not ? 6049 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6050 mInstrumentation.put(a.getComponentName(), a); 6051 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6052 if (r == null) { 6053 r = new StringBuilder(256); 6054 } else { 6055 r.append(' '); 6056 } 6057 r.append(a.info.name); 6058 } 6059 } 6060 if (r != null) { 6061 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6062 } 6063 6064 if (pkg.protectedBroadcasts != null) { 6065 N = pkg.protectedBroadcasts.size(); 6066 for (i=0; i<N; i++) { 6067 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6068 } 6069 } 6070 6071 pkgSetting.setTimeStamp(scanFileTime); 6072 6073 // Create idmap files for pairs of (packages, overlay packages). 6074 // Note: "android", ie framework-res.apk, is handled by native layers. 6075 if (pkg.mOverlayTarget != null) { 6076 // This is an overlay package. 6077 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6078 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6079 mOverlays.put(pkg.mOverlayTarget, 6080 new HashMap<String, PackageParser.Package>()); 6081 } 6082 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6083 map.put(pkg.packageName, pkg); 6084 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6085 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6086 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6087 "scanPackageLI failed to createIdmap"); 6088 } 6089 } 6090 } else if (mOverlays.containsKey(pkg.packageName) && 6091 !pkg.packageName.equals("android")) { 6092 // This is a regular package, with one or more known overlay packages. 6093 createIdmapsForPackageLI(pkg); 6094 } 6095 } 6096 6097 return pkg; 6098 } 6099 6100 /** 6101 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6102 * i.e, so that all packages can be run inside a single process if required. 6103 * 6104 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6105 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6106 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6107 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6108 * updating a package that belongs to a shared user. 6109 * 6110 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6111 * adds unnecessary complexity. 6112 */ 6113 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6114 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6115 String requiredInstructionSet = null; 6116 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6117 requiredInstructionSet = VMRuntime.getInstructionSet( 6118 scannedPackage.applicationInfo.primaryCpuAbi); 6119 } 6120 6121 PackageSetting requirer = null; 6122 for (PackageSetting ps : packagesForUser) { 6123 // If packagesForUser contains scannedPackage, we skip it. This will happen 6124 // when scannedPackage is an update of an existing package. Without this check, 6125 // we will never be able to change the ABI of any package belonging to a shared 6126 // user, even if it's compatible with other packages. 6127 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6128 if (ps.primaryCpuAbiString == null) { 6129 continue; 6130 } 6131 6132 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6133 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6134 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6135 // this but there's not much we can do. 6136 String errorMessage = "Instruction set mismatch, " 6137 + ((requirer == null) ? "[caller]" : requirer) 6138 + " requires " + requiredInstructionSet + " whereas " + ps 6139 + " requires " + instructionSet; 6140 Slog.w(TAG, errorMessage); 6141 } 6142 6143 if (requiredInstructionSet == null) { 6144 requiredInstructionSet = instructionSet; 6145 requirer = ps; 6146 } 6147 } 6148 } 6149 6150 if (requiredInstructionSet != null) { 6151 String adjustedAbi; 6152 if (requirer != null) { 6153 // requirer != null implies that either scannedPackage was null or that scannedPackage 6154 // did not require an ABI, in which case we have to adjust scannedPackage to match 6155 // the ABI of the set (which is the same as requirer's ABI) 6156 adjustedAbi = requirer.primaryCpuAbiString; 6157 if (scannedPackage != null) { 6158 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6159 } 6160 } else { 6161 // requirer == null implies that we're updating all ABIs in the set to 6162 // match scannedPackage. 6163 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6164 } 6165 6166 for (PackageSetting ps : packagesForUser) { 6167 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6168 if (ps.primaryCpuAbiString != null) { 6169 continue; 6170 } 6171 6172 ps.primaryCpuAbiString = adjustedAbi; 6173 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6174 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6175 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6176 6177 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6178 deferDexOpt, true) == DEX_OPT_FAILED) { 6179 ps.primaryCpuAbiString = null; 6180 ps.pkg.applicationInfo.primaryCpuAbi = null; 6181 return; 6182 } else { 6183 mInstaller.rmdex(ps.codePathString, 6184 getDexCodeInstructionSet(getPreferredInstructionSet())); 6185 } 6186 } 6187 } 6188 } 6189 } 6190 } 6191 6192 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6193 synchronized (mPackages) { 6194 mResolverReplaced = true; 6195 // Set up information for custom user intent resolution activity. 6196 mResolveActivity.applicationInfo = pkg.applicationInfo; 6197 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6198 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6199 mResolveActivity.processName = null; 6200 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6201 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6202 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6203 mResolveActivity.theme = 0; 6204 mResolveActivity.exported = true; 6205 mResolveActivity.enabled = true; 6206 mResolveInfo.activityInfo = mResolveActivity; 6207 mResolveInfo.priority = 0; 6208 mResolveInfo.preferredOrder = 0; 6209 mResolveInfo.match = 0; 6210 mResolveComponentName = mCustomResolverComponentName; 6211 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6212 mResolveComponentName); 6213 } 6214 } 6215 6216 private static String calculateBundledApkRoot(final String codePathString) { 6217 final File codePath = new File(codePathString); 6218 final File codeRoot; 6219 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6220 codeRoot = Environment.getRootDirectory(); 6221 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6222 codeRoot = Environment.getOemDirectory(); 6223 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6224 codeRoot = Environment.getVendorDirectory(); 6225 } else { 6226 // Unrecognized code path; take its top real segment as the apk root: 6227 // e.g. /something/app/blah.apk => /something 6228 try { 6229 File f = codePath.getCanonicalFile(); 6230 File parent = f.getParentFile(); // non-null because codePath is a file 6231 File tmp; 6232 while ((tmp = parent.getParentFile()) != null) { 6233 f = parent; 6234 parent = tmp; 6235 } 6236 codeRoot = f; 6237 Slog.w(TAG, "Unrecognized code path " 6238 + codePath + " - using " + codeRoot); 6239 } catch (IOException e) { 6240 // Can't canonicalize the code path -- shenanigans? 6241 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6242 return Environment.getRootDirectory().getPath(); 6243 } 6244 } 6245 return codeRoot.getPath(); 6246 } 6247 6248 /** 6249 * Derive and set the location of native libraries for the given package, 6250 * which varies depending on where and how the package was installed. 6251 */ 6252 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6253 final ApplicationInfo info = pkg.applicationInfo; 6254 final String codePath = pkg.codePath; 6255 final File codeFile = new File(codePath); 6256 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6257 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6258 6259 info.nativeLibraryRootDir = null; 6260 info.nativeLibraryRootRequiresIsa = false; 6261 info.nativeLibraryDir = null; 6262 info.secondaryNativeLibraryDir = null; 6263 6264 if (isApkFile(codeFile)) { 6265 // Monolithic install 6266 if (bundledApp) { 6267 // If "/system/lib64/apkname" exists, assume that is the per-package 6268 // native library directory to use; otherwise use "/system/lib/apkname". 6269 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6270 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6271 getPrimaryInstructionSet(info)); 6272 6273 // This is a bundled system app so choose the path based on the ABI. 6274 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6275 // is just the default path. 6276 final String apkName = deriveCodePathName(codePath); 6277 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6278 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6279 apkName).getAbsolutePath(); 6280 6281 if (info.secondaryCpuAbi != null) { 6282 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6283 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6284 secondaryLibDir, apkName).getAbsolutePath(); 6285 } 6286 } else if (asecApp) { 6287 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6288 .getAbsolutePath(); 6289 } else { 6290 final String apkName = deriveCodePathName(codePath); 6291 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6292 .getAbsolutePath(); 6293 } 6294 6295 info.nativeLibraryRootRequiresIsa = false; 6296 info.nativeLibraryDir = info.nativeLibraryRootDir; 6297 } else { 6298 // Cluster install 6299 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6300 info.nativeLibraryRootRequiresIsa = true; 6301 6302 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6303 getPrimaryInstructionSet(info)).getAbsolutePath(); 6304 6305 if (info.secondaryCpuAbi != null) { 6306 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6307 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6308 } 6309 } 6310 } 6311 6312 /** 6313 * Calculate the abis and roots for a bundled app. These can uniquely 6314 * be determined from the contents of the system partition, i.e whether 6315 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6316 * of this information, and instead assume that the system was built 6317 * sensibly. 6318 */ 6319 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6320 PackageSetting pkgSetting) { 6321 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6322 6323 // If "/system/lib64/apkname" exists, assume that is the per-package 6324 // native library directory to use; otherwise use "/system/lib/apkname". 6325 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6326 setBundledAppAbi(pkg, apkRoot, apkName); 6327 // pkgSetting might be null during rescan following uninstall of updates 6328 // to a bundled app, so accommodate that possibility. The settings in 6329 // that case will be established later from the parsed package. 6330 // 6331 // If the settings aren't null, sync them up with what we've just derived. 6332 // note that apkRoot isn't stored in the package settings. 6333 if (pkgSetting != null) { 6334 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6335 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6336 } 6337 } 6338 6339 /** 6340 * Deduces the ABI of a bundled app and sets the relevant fields on the 6341 * parsed pkg object. 6342 * 6343 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6344 * under which system libraries are installed. 6345 * @param apkName the name of the installed package. 6346 */ 6347 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6348 final File codeFile = new File(pkg.codePath); 6349 6350 final boolean has64BitLibs; 6351 final boolean has32BitLibs; 6352 if (isApkFile(codeFile)) { 6353 // Monolithic install 6354 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6355 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6356 } else { 6357 // Cluster install 6358 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6359 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6360 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6361 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6362 has64BitLibs = (new File(rootDir, isa)).exists(); 6363 } else { 6364 has64BitLibs = false; 6365 } 6366 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6367 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6368 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6369 has32BitLibs = (new File(rootDir, isa)).exists(); 6370 } else { 6371 has32BitLibs = false; 6372 } 6373 } 6374 6375 if (has64BitLibs && !has32BitLibs) { 6376 // The package has 64 bit libs, but not 32 bit libs. Its primary 6377 // ABI should be 64 bit. We can safely assume here that the bundled 6378 // native libraries correspond to the most preferred ABI in the list. 6379 6380 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6381 pkg.applicationInfo.secondaryCpuAbi = null; 6382 } else if (has32BitLibs && !has64BitLibs) { 6383 // The package has 32 bit libs but not 64 bit libs. Its primary 6384 // ABI should be 32 bit. 6385 6386 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6387 pkg.applicationInfo.secondaryCpuAbi = null; 6388 } else if (has32BitLibs && has64BitLibs) { 6389 // The application has both 64 and 32 bit bundled libraries. We check 6390 // here that the app declares multiArch support, and warn if it doesn't. 6391 // 6392 // We will be lenient here and record both ABIs. The primary will be the 6393 // ABI that's higher on the list, i.e, a device that's configured to prefer 6394 // 64 bit apps will see a 64 bit primary ABI, 6395 6396 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6397 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6398 } 6399 6400 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6401 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6402 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6403 } else { 6404 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6405 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6406 } 6407 } else { 6408 pkg.applicationInfo.primaryCpuAbi = null; 6409 pkg.applicationInfo.secondaryCpuAbi = null; 6410 } 6411 } 6412 6413 private void killApplication(String pkgName, int appId, String reason) { 6414 // Request the ActivityManager to kill the process(only for existing packages) 6415 // so that we do not end up in a confused state while the user is still using the older 6416 // version of the application while the new one gets installed. 6417 IActivityManager am = ActivityManagerNative.getDefault(); 6418 if (am != null) { 6419 try { 6420 am.killApplicationWithAppId(pkgName, appId, reason); 6421 } catch (RemoteException e) { 6422 } 6423 } 6424 } 6425 6426 void removePackageLI(PackageSetting ps, boolean chatty) { 6427 if (DEBUG_INSTALL) { 6428 if (chatty) 6429 Log.d(TAG, "Removing package " + ps.name); 6430 } 6431 6432 // writer 6433 synchronized (mPackages) { 6434 mPackages.remove(ps.name); 6435 final PackageParser.Package pkg = ps.pkg; 6436 if (pkg != null) { 6437 cleanPackageDataStructuresLILPw(pkg, chatty); 6438 } 6439 } 6440 } 6441 6442 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6443 if (DEBUG_INSTALL) { 6444 if (chatty) 6445 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6446 } 6447 6448 // writer 6449 synchronized (mPackages) { 6450 mPackages.remove(pkg.applicationInfo.packageName); 6451 cleanPackageDataStructuresLILPw(pkg, chatty); 6452 } 6453 } 6454 6455 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6456 int N = pkg.providers.size(); 6457 StringBuilder r = null; 6458 int i; 6459 for (i=0; i<N; i++) { 6460 PackageParser.Provider p = pkg.providers.get(i); 6461 mProviders.removeProvider(p); 6462 if (p.info.authority == null) { 6463 6464 /* There was another ContentProvider with this authority when 6465 * this app was installed so this authority is null, 6466 * Ignore it as we don't have to unregister the provider. 6467 */ 6468 continue; 6469 } 6470 String names[] = p.info.authority.split(";"); 6471 for (int j = 0; j < names.length; j++) { 6472 if (mProvidersByAuthority.get(names[j]) == p) { 6473 mProvidersByAuthority.remove(names[j]); 6474 if (DEBUG_REMOVE) { 6475 if (chatty) 6476 Log.d(TAG, "Unregistered content provider: " + names[j] 6477 + ", className = " + p.info.name + ", isSyncable = " 6478 + p.info.isSyncable); 6479 } 6480 } 6481 } 6482 if (DEBUG_REMOVE && chatty) { 6483 if (r == null) { 6484 r = new StringBuilder(256); 6485 } else { 6486 r.append(' '); 6487 } 6488 r.append(p.info.name); 6489 } 6490 } 6491 if (r != null) { 6492 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6493 } 6494 6495 N = pkg.services.size(); 6496 r = null; 6497 for (i=0; i<N; i++) { 6498 PackageParser.Service s = pkg.services.get(i); 6499 mServices.removeService(s); 6500 if (chatty) { 6501 if (r == null) { 6502 r = new StringBuilder(256); 6503 } else { 6504 r.append(' '); 6505 } 6506 r.append(s.info.name); 6507 } 6508 } 6509 if (r != null) { 6510 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6511 } 6512 6513 N = pkg.receivers.size(); 6514 r = null; 6515 for (i=0; i<N; i++) { 6516 PackageParser.Activity a = pkg.receivers.get(i); 6517 mReceivers.removeActivity(a, "receiver"); 6518 if (DEBUG_REMOVE && chatty) { 6519 if (r == null) { 6520 r = new StringBuilder(256); 6521 } else { 6522 r.append(' '); 6523 } 6524 r.append(a.info.name); 6525 } 6526 } 6527 if (r != null) { 6528 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6529 } 6530 6531 N = pkg.activities.size(); 6532 r = null; 6533 for (i=0; i<N; i++) { 6534 PackageParser.Activity a = pkg.activities.get(i); 6535 mActivities.removeActivity(a, "activity"); 6536 if (DEBUG_REMOVE && chatty) { 6537 if (r == null) { 6538 r = new StringBuilder(256); 6539 } else { 6540 r.append(' '); 6541 } 6542 r.append(a.info.name); 6543 } 6544 } 6545 if (r != null) { 6546 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6547 } 6548 6549 N = pkg.permissions.size(); 6550 r = null; 6551 for (i=0; i<N; i++) { 6552 PackageParser.Permission p = pkg.permissions.get(i); 6553 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6554 if (bp == null) { 6555 bp = mSettings.mPermissionTrees.get(p.info.name); 6556 } 6557 if (bp != null && bp.perm == p) { 6558 bp.perm = null; 6559 if (DEBUG_REMOVE && chatty) { 6560 if (r == null) { 6561 r = new StringBuilder(256); 6562 } else { 6563 r.append(' '); 6564 } 6565 r.append(p.info.name); 6566 } 6567 } 6568 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6569 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6570 if (appOpPerms != null) { 6571 appOpPerms.remove(pkg.packageName); 6572 } 6573 } 6574 } 6575 if (r != null) { 6576 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6577 } 6578 6579 N = pkg.requestedPermissions.size(); 6580 r = null; 6581 for (i=0; i<N; i++) { 6582 String perm = pkg.requestedPermissions.get(i); 6583 BasePermission bp = mSettings.mPermissions.get(perm); 6584 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6585 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6586 if (appOpPerms != null) { 6587 appOpPerms.remove(pkg.packageName); 6588 if (appOpPerms.isEmpty()) { 6589 mAppOpPermissionPackages.remove(perm); 6590 } 6591 } 6592 } 6593 } 6594 if (r != null) { 6595 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6596 } 6597 6598 N = pkg.instrumentation.size(); 6599 r = null; 6600 for (i=0; i<N; i++) { 6601 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6602 mInstrumentation.remove(a.getComponentName()); 6603 if (DEBUG_REMOVE && chatty) { 6604 if (r == null) { 6605 r = new StringBuilder(256); 6606 } else { 6607 r.append(' '); 6608 } 6609 r.append(a.info.name); 6610 } 6611 } 6612 if (r != null) { 6613 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6614 } 6615 6616 r = null; 6617 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6618 // Only system apps can hold shared libraries. 6619 if (pkg.libraryNames != null) { 6620 for (i=0; i<pkg.libraryNames.size(); i++) { 6621 String name = pkg.libraryNames.get(i); 6622 SharedLibraryEntry cur = mSharedLibraries.get(name); 6623 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6624 mSharedLibraries.remove(name); 6625 if (DEBUG_REMOVE && chatty) { 6626 if (r == null) { 6627 r = new StringBuilder(256); 6628 } else { 6629 r.append(' '); 6630 } 6631 r.append(name); 6632 } 6633 } 6634 } 6635 } 6636 } 6637 if (r != null) { 6638 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6639 } 6640 } 6641 6642 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6643 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6644 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6645 return true; 6646 } 6647 } 6648 return false; 6649 } 6650 6651 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6652 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6653 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6654 6655 private void updatePermissionsLPw(String changingPkg, 6656 PackageParser.Package pkgInfo, int flags) { 6657 // Make sure there are no dangling permission trees. 6658 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6659 while (it.hasNext()) { 6660 final BasePermission bp = it.next(); 6661 if (bp.packageSetting == null) { 6662 // We may not yet have parsed the package, so just see if 6663 // we still know about its settings. 6664 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6665 } 6666 if (bp.packageSetting == null) { 6667 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6668 + " from package " + bp.sourcePackage); 6669 it.remove(); 6670 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6671 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6672 Slog.i(TAG, "Removing old permission tree: " + bp.name 6673 + " from package " + bp.sourcePackage); 6674 flags |= UPDATE_PERMISSIONS_ALL; 6675 it.remove(); 6676 } 6677 } 6678 } 6679 6680 // Make sure all dynamic permissions have been assigned to a package, 6681 // and make sure there are no dangling permissions. 6682 it = mSettings.mPermissions.values().iterator(); 6683 while (it.hasNext()) { 6684 final BasePermission bp = it.next(); 6685 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6686 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6687 + bp.name + " pkg=" + bp.sourcePackage 6688 + " info=" + bp.pendingInfo); 6689 if (bp.packageSetting == null && bp.pendingInfo != null) { 6690 final BasePermission tree = findPermissionTreeLP(bp.name); 6691 if (tree != null && tree.perm != null) { 6692 bp.packageSetting = tree.packageSetting; 6693 bp.perm = new PackageParser.Permission(tree.perm.owner, 6694 new PermissionInfo(bp.pendingInfo)); 6695 bp.perm.info.packageName = tree.perm.info.packageName; 6696 bp.perm.info.name = bp.name; 6697 bp.uid = tree.uid; 6698 } 6699 } 6700 } 6701 if (bp.packageSetting == null) { 6702 // We may not yet have parsed the package, so just see if 6703 // we still know about its settings. 6704 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6705 } 6706 if (bp.packageSetting == null) { 6707 Slog.w(TAG, "Removing dangling permission: " + bp.name 6708 + " from package " + bp.sourcePackage); 6709 it.remove(); 6710 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6711 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6712 Slog.i(TAG, "Removing old permission: " + bp.name 6713 + " from package " + bp.sourcePackage); 6714 flags |= UPDATE_PERMISSIONS_ALL; 6715 it.remove(); 6716 } 6717 } 6718 } 6719 6720 // Now update the permissions for all packages, in particular 6721 // replace the granted permissions of the system packages. 6722 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6723 for (PackageParser.Package pkg : mPackages.values()) { 6724 if (pkg != pkgInfo) { 6725 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 6726 changingPkg); 6727 } 6728 } 6729 } 6730 6731 if (pkgInfo != null) { 6732 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 6733 } 6734 } 6735 6736 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 6737 String packageOfInterest) { 6738 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6739 if (ps == null) { 6740 return; 6741 } 6742 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6743 HashSet<String> origPermissions = gp.grantedPermissions; 6744 boolean changedPermission = false; 6745 6746 if (replace) { 6747 ps.permissionsFixed = false; 6748 if (gp == ps) { 6749 origPermissions = new HashSet<String>(gp.grantedPermissions); 6750 gp.grantedPermissions.clear(); 6751 gp.gids = mGlobalGids; 6752 } 6753 } 6754 6755 if (gp.gids == null) { 6756 gp.gids = mGlobalGids; 6757 } 6758 6759 final int N = pkg.requestedPermissions.size(); 6760 for (int i=0; i<N; i++) { 6761 final String name = pkg.requestedPermissions.get(i); 6762 final boolean required = pkg.requestedPermissionsRequired.get(i); 6763 final BasePermission bp = mSettings.mPermissions.get(name); 6764 if (DEBUG_INSTALL) { 6765 if (gp != ps) { 6766 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6767 } 6768 } 6769 6770 if (bp == null || bp.packageSetting == null) { 6771 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6772 Slog.w(TAG, "Unknown permission " + name 6773 + " in package " + pkg.packageName); 6774 } 6775 continue; 6776 } 6777 6778 final String perm = bp.name; 6779 boolean allowed; 6780 boolean allowedSig = false; 6781 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6782 // Keep track of app op permissions. 6783 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6784 if (pkgs == null) { 6785 pkgs = new ArraySet<>(); 6786 mAppOpPermissionPackages.put(bp.name, pkgs); 6787 } 6788 pkgs.add(pkg.packageName); 6789 } 6790 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6791 if (level == PermissionInfo.PROTECTION_NORMAL 6792 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6793 // We grant a normal or dangerous permission if any of the following 6794 // are true: 6795 // 1) The permission is required 6796 // 2) The permission is optional, but was granted in the past 6797 // 3) The permission is optional, but was requested by an 6798 // app in /system (not /data) 6799 // 6800 // Otherwise, reject the permission. 6801 allowed = (required || origPermissions.contains(perm) 6802 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6803 } else if (bp.packageSetting == null) { 6804 // This permission is invalid; skip it. 6805 allowed = false; 6806 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6807 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6808 if (allowed) { 6809 allowedSig = true; 6810 } 6811 } else { 6812 allowed = false; 6813 } 6814 if (DEBUG_INSTALL) { 6815 if (gp != ps) { 6816 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6817 } 6818 } 6819 if (allowed) { 6820 if (!isSystemApp(ps) && ps.permissionsFixed) { 6821 // If this is an existing, non-system package, then 6822 // we can't add any new permissions to it. 6823 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6824 // Except... if this is a permission that was added 6825 // to the platform (note: need to only do this when 6826 // updating the platform). 6827 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6828 } 6829 } 6830 if (allowed) { 6831 if (!gp.grantedPermissions.contains(perm)) { 6832 changedPermission = true; 6833 gp.grantedPermissions.add(perm); 6834 gp.gids = appendInts(gp.gids, bp.gids); 6835 } else if (!ps.haveGids) { 6836 gp.gids = appendInts(gp.gids, bp.gids); 6837 } 6838 } else { 6839 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6840 Slog.w(TAG, "Not granting permission " + perm 6841 + " to package " + pkg.packageName 6842 + " because it was previously installed without"); 6843 } 6844 } 6845 } else { 6846 if (gp.grantedPermissions.remove(perm)) { 6847 changedPermission = true; 6848 gp.gids = removeInts(gp.gids, bp.gids); 6849 Slog.i(TAG, "Un-granting permission " + perm 6850 + " from package " + pkg.packageName 6851 + " (protectionLevel=" + bp.protectionLevel 6852 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6853 + ")"); 6854 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6855 // Don't print warning for app op permissions, since it is fine for them 6856 // not to be granted, there is a UI for the user to decide. 6857 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6858 Slog.w(TAG, "Not granting permission " + perm 6859 + " to package " + pkg.packageName 6860 + " (protectionLevel=" + bp.protectionLevel 6861 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6862 + ")"); 6863 } 6864 } 6865 } 6866 } 6867 6868 if ((changedPermission || replace) && !ps.permissionsFixed && 6869 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6870 // This is the first that we have heard about this package, so the 6871 // permissions we have now selected are fixed until explicitly 6872 // changed. 6873 ps.permissionsFixed = true; 6874 } 6875 ps.haveGids = true; 6876 } 6877 6878 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6879 boolean allowed = false; 6880 final int NP = PackageParser.NEW_PERMISSIONS.length; 6881 for (int ip=0; ip<NP; ip++) { 6882 final PackageParser.NewPermissionInfo npi 6883 = PackageParser.NEW_PERMISSIONS[ip]; 6884 if (npi.name.equals(perm) 6885 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6886 allowed = true; 6887 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6888 + pkg.packageName); 6889 break; 6890 } 6891 } 6892 return allowed; 6893 } 6894 6895 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6896 BasePermission bp, HashSet<String> origPermissions) { 6897 boolean allowed; 6898 allowed = (compareSignatures( 6899 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6900 == PackageManager.SIGNATURE_MATCH) 6901 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6902 == PackageManager.SIGNATURE_MATCH); 6903 if (!allowed && (bp.protectionLevel 6904 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6905 if (isSystemApp(pkg)) { 6906 // For updated system applications, a system permission 6907 // is granted only if it had been defined by the original application. 6908 if (isUpdatedSystemApp(pkg)) { 6909 final PackageSetting sysPs = mSettings 6910 .getDisabledSystemPkgLPr(pkg.packageName); 6911 final GrantedPermissions origGp = sysPs.sharedUser != null 6912 ? sysPs.sharedUser : sysPs; 6913 6914 if (origGp.grantedPermissions.contains(perm)) { 6915 // If the original was granted this permission, we take 6916 // that grant decision as read and propagate it to the 6917 // update. 6918 allowed = true; 6919 } else { 6920 // The system apk may have been updated with an older 6921 // version of the one on the data partition, but which 6922 // granted a new system permission that it didn't have 6923 // before. In this case we do want to allow the app to 6924 // now get the new permission if the ancestral apk is 6925 // privileged to get it. 6926 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6927 for (int j=0; 6928 j<sysPs.pkg.requestedPermissions.size(); j++) { 6929 if (perm.equals( 6930 sysPs.pkg.requestedPermissions.get(j))) { 6931 allowed = true; 6932 break; 6933 } 6934 } 6935 } 6936 } 6937 } else { 6938 allowed = isPrivilegedApp(pkg); 6939 } 6940 } 6941 } 6942 if (!allowed && (bp.protectionLevel 6943 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6944 // For development permissions, a development permission 6945 // is granted only if it was already granted. 6946 allowed = origPermissions.contains(perm); 6947 } 6948 return allowed; 6949 } 6950 6951 final class ActivityIntentResolver 6952 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6953 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6954 boolean defaultOnly, int userId) { 6955 if (!sUserManager.exists(userId)) return null; 6956 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6957 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6958 } 6959 6960 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6961 int userId) { 6962 if (!sUserManager.exists(userId)) return null; 6963 mFlags = flags; 6964 return super.queryIntent(intent, resolvedType, 6965 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6966 } 6967 6968 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6969 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6970 if (!sUserManager.exists(userId)) return null; 6971 if (packageActivities == null) { 6972 return null; 6973 } 6974 mFlags = flags; 6975 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6976 final int N = packageActivities.size(); 6977 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6978 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6979 6980 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6981 for (int i = 0; i < N; ++i) { 6982 intentFilters = packageActivities.get(i).intents; 6983 if (intentFilters != null && intentFilters.size() > 0) { 6984 PackageParser.ActivityIntentInfo[] array = 6985 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6986 intentFilters.toArray(array); 6987 listCut.add(array); 6988 } 6989 } 6990 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6991 } 6992 6993 public final void addActivity(PackageParser.Activity a, String type) { 6994 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6995 mActivities.put(a.getComponentName(), a); 6996 if (DEBUG_SHOW_INFO) 6997 Log.v( 6998 TAG, " " + type + " " + 6999 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7000 if (DEBUG_SHOW_INFO) 7001 Log.v(TAG, " Class=" + a.info.name); 7002 final int NI = a.intents.size(); 7003 for (int j=0; j<NI; j++) { 7004 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7005 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7006 intent.setPriority(0); 7007 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7008 + a.className + " with priority > 0, forcing to 0"); 7009 } 7010 if (DEBUG_SHOW_INFO) { 7011 Log.v(TAG, " IntentFilter:"); 7012 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7013 } 7014 if (!intent.debugCheck()) { 7015 Log.w(TAG, "==> For Activity " + a.info.name); 7016 } 7017 addFilter(intent); 7018 } 7019 } 7020 7021 public final void removeActivity(PackageParser.Activity a, String type) { 7022 mActivities.remove(a.getComponentName()); 7023 if (DEBUG_SHOW_INFO) { 7024 Log.v(TAG, " " + type + " " 7025 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7026 : a.info.name) + ":"); 7027 Log.v(TAG, " Class=" + a.info.name); 7028 } 7029 final int NI = a.intents.size(); 7030 for (int j=0; j<NI; j++) { 7031 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7032 if (DEBUG_SHOW_INFO) { 7033 Log.v(TAG, " IntentFilter:"); 7034 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7035 } 7036 removeFilter(intent); 7037 } 7038 } 7039 7040 @Override 7041 protected boolean allowFilterResult( 7042 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7043 ActivityInfo filterAi = filter.activity.info; 7044 for (int i=dest.size()-1; i>=0; i--) { 7045 ActivityInfo destAi = dest.get(i).activityInfo; 7046 if (destAi.name == filterAi.name 7047 && destAi.packageName == filterAi.packageName) { 7048 return false; 7049 } 7050 } 7051 return true; 7052 } 7053 7054 @Override 7055 protected ActivityIntentInfo[] newArray(int size) { 7056 return new ActivityIntentInfo[size]; 7057 } 7058 7059 @Override 7060 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7061 if (!sUserManager.exists(userId)) return true; 7062 PackageParser.Package p = filter.activity.owner; 7063 if (p != null) { 7064 PackageSetting ps = (PackageSetting)p.mExtras; 7065 if (ps != null) { 7066 // System apps are never considered stopped for purposes of 7067 // filtering, because there may be no way for the user to 7068 // actually re-launch them. 7069 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7070 && ps.getStopped(userId); 7071 } 7072 } 7073 return false; 7074 } 7075 7076 @Override 7077 protected boolean isPackageForFilter(String packageName, 7078 PackageParser.ActivityIntentInfo info) { 7079 return packageName.equals(info.activity.owner.packageName); 7080 } 7081 7082 @Override 7083 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7084 int match, int userId) { 7085 if (!sUserManager.exists(userId)) return null; 7086 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7087 return null; 7088 } 7089 final PackageParser.Activity activity = info.activity; 7090 if (mSafeMode && (activity.info.applicationInfo.flags 7091 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7092 return null; 7093 } 7094 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7095 if (ps == null) { 7096 return null; 7097 } 7098 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7099 ps.readUserState(userId), userId); 7100 if (ai == null) { 7101 return null; 7102 } 7103 final ResolveInfo res = new ResolveInfo(); 7104 res.activityInfo = ai; 7105 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7106 res.filter = info; 7107 } 7108 res.priority = info.getPriority(); 7109 res.preferredOrder = activity.owner.mPreferredOrder; 7110 //System.out.println("Result: " + res.activityInfo.className + 7111 // " = " + res.priority); 7112 res.match = match; 7113 res.isDefault = info.hasDefault; 7114 res.labelRes = info.labelRes; 7115 res.nonLocalizedLabel = info.nonLocalizedLabel; 7116 if (userNeedsBadging(userId)) { 7117 res.noResourceId = true; 7118 } else { 7119 res.icon = info.icon; 7120 } 7121 res.system = isSystemApp(res.activityInfo.applicationInfo); 7122 return res; 7123 } 7124 7125 @Override 7126 protected void sortResults(List<ResolveInfo> results) { 7127 Collections.sort(results, mResolvePrioritySorter); 7128 } 7129 7130 @Override 7131 protected void dumpFilter(PrintWriter out, String prefix, 7132 PackageParser.ActivityIntentInfo filter) { 7133 out.print(prefix); out.print( 7134 Integer.toHexString(System.identityHashCode(filter.activity))); 7135 out.print(' '); 7136 filter.activity.printComponentShortName(out); 7137 out.print(" filter "); 7138 out.println(Integer.toHexString(System.identityHashCode(filter))); 7139 } 7140 7141// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7142// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7143// final List<ResolveInfo> retList = Lists.newArrayList(); 7144// while (i.hasNext()) { 7145// final ResolveInfo resolveInfo = i.next(); 7146// if (isEnabledLP(resolveInfo.activityInfo)) { 7147// retList.add(resolveInfo); 7148// } 7149// } 7150// return retList; 7151// } 7152 7153 // Keys are String (activity class name), values are Activity. 7154 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7155 = new HashMap<ComponentName, PackageParser.Activity>(); 7156 private int mFlags; 7157 } 7158 7159 private final class ServiceIntentResolver 7160 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7161 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7162 boolean defaultOnly, int userId) { 7163 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7164 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7165 } 7166 7167 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7168 int userId) { 7169 if (!sUserManager.exists(userId)) return null; 7170 mFlags = flags; 7171 return super.queryIntent(intent, resolvedType, 7172 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7173 } 7174 7175 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7176 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7177 if (!sUserManager.exists(userId)) return null; 7178 if (packageServices == null) { 7179 return null; 7180 } 7181 mFlags = flags; 7182 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7183 final int N = packageServices.size(); 7184 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7185 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7186 7187 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7188 for (int i = 0; i < N; ++i) { 7189 intentFilters = packageServices.get(i).intents; 7190 if (intentFilters != null && intentFilters.size() > 0) { 7191 PackageParser.ServiceIntentInfo[] array = 7192 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7193 intentFilters.toArray(array); 7194 listCut.add(array); 7195 } 7196 } 7197 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7198 } 7199 7200 public final void addService(PackageParser.Service s) { 7201 mServices.put(s.getComponentName(), s); 7202 if (DEBUG_SHOW_INFO) { 7203 Log.v(TAG, " " 7204 + (s.info.nonLocalizedLabel != null 7205 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7206 Log.v(TAG, " Class=" + s.info.name); 7207 } 7208 final int NI = s.intents.size(); 7209 int j; 7210 for (j=0; j<NI; j++) { 7211 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7212 if (DEBUG_SHOW_INFO) { 7213 Log.v(TAG, " IntentFilter:"); 7214 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7215 } 7216 if (!intent.debugCheck()) { 7217 Log.w(TAG, "==> For Service " + s.info.name); 7218 } 7219 addFilter(intent); 7220 } 7221 } 7222 7223 public final void removeService(PackageParser.Service s) { 7224 mServices.remove(s.getComponentName()); 7225 if (DEBUG_SHOW_INFO) { 7226 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7227 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7228 Log.v(TAG, " Class=" + s.info.name); 7229 } 7230 final int NI = s.intents.size(); 7231 int j; 7232 for (j=0; j<NI; j++) { 7233 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7234 if (DEBUG_SHOW_INFO) { 7235 Log.v(TAG, " IntentFilter:"); 7236 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7237 } 7238 removeFilter(intent); 7239 } 7240 } 7241 7242 @Override 7243 protected boolean allowFilterResult( 7244 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7245 ServiceInfo filterSi = filter.service.info; 7246 for (int i=dest.size()-1; i>=0; i--) { 7247 ServiceInfo destAi = dest.get(i).serviceInfo; 7248 if (destAi.name == filterSi.name 7249 && destAi.packageName == filterSi.packageName) { 7250 return false; 7251 } 7252 } 7253 return true; 7254 } 7255 7256 @Override 7257 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7258 return new PackageParser.ServiceIntentInfo[size]; 7259 } 7260 7261 @Override 7262 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7263 if (!sUserManager.exists(userId)) return true; 7264 PackageParser.Package p = filter.service.owner; 7265 if (p != null) { 7266 PackageSetting ps = (PackageSetting)p.mExtras; 7267 if (ps != null) { 7268 // System apps are never considered stopped for purposes of 7269 // filtering, because there may be no way for the user to 7270 // actually re-launch them. 7271 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7272 && ps.getStopped(userId); 7273 } 7274 } 7275 return false; 7276 } 7277 7278 @Override 7279 protected boolean isPackageForFilter(String packageName, 7280 PackageParser.ServiceIntentInfo info) { 7281 return packageName.equals(info.service.owner.packageName); 7282 } 7283 7284 @Override 7285 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7286 int match, int userId) { 7287 if (!sUserManager.exists(userId)) return null; 7288 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7289 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7290 return null; 7291 } 7292 final PackageParser.Service service = info.service; 7293 if (mSafeMode && (service.info.applicationInfo.flags 7294 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7295 return null; 7296 } 7297 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7298 if (ps == null) { 7299 return null; 7300 } 7301 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7302 ps.readUserState(userId), userId); 7303 if (si == null) { 7304 return null; 7305 } 7306 final ResolveInfo res = new ResolveInfo(); 7307 res.serviceInfo = si; 7308 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7309 res.filter = filter; 7310 } 7311 res.priority = info.getPriority(); 7312 res.preferredOrder = service.owner.mPreferredOrder; 7313 //System.out.println("Result: " + res.activityInfo.className + 7314 // " = " + res.priority); 7315 res.match = match; 7316 res.isDefault = info.hasDefault; 7317 res.labelRes = info.labelRes; 7318 res.nonLocalizedLabel = info.nonLocalizedLabel; 7319 res.icon = info.icon; 7320 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7321 return res; 7322 } 7323 7324 @Override 7325 protected void sortResults(List<ResolveInfo> results) { 7326 Collections.sort(results, mResolvePrioritySorter); 7327 } 7328 7329 @Override 7330 protected void dumpFilter(PrintWriter out, String prefix, 7331 PackageParser.ServiceIntentInfo filter) { 7332 out.print(prefix); out.print( 7333 Integer.toHexString(System.identityHashCode(filter.service))); 7334 out.print(' '); 7335 filter.service.printComponentShortName(out); 7336 out.print(" filter "); 7337 out.println(Integer.toHexString(System.identityHashCode(filter))); 7338 } 7339 7340// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7341// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7342// final List<ResolveInfo> retList = Lists.newArrayList(); 7343// while (i.hasNext()) { 7344// final ResolveInfo resolveInfo = (ResolveInfo) i; 7345// if (isEnabledLP(resolveInfo.serviceInfo)) { 7346// retList.add(resolveInfo); 7347// } 7348// } 7349// return retList; 7350// } 7351 7352 // Keys are String (activity class name), values are Activity. 7353 private final HashMap<ComponentName, PackageParser.Service> mServices 7354 = new HashMap<ComponentName, PackageParser.Service>(); 7355 private int mFlags; 7356 }; 7357 7358 private final class ProviderIntentResolver 7359 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7360 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7361 boolean defaultOnly, int userId) { 7362 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7363 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7364 } 7365 7366 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7367 int userId) { 7368 if (!sUserManager.exists(userId)) 7369 return null; 7370 mFlags = flags; 7371 return super.queryIntent(intent, resolvedType, 7372 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7373 } 7374 7375 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7376 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7377 if (!sUserManager.exists(userId)) 7378 return null; 7379 if (packageProviders == null) { 7380 return null; 7381 } 7382 mFlags = flags; 7383 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7384 final int N = packageProviders.size(); 7385 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7386 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7387 7388 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7389 for (int i = 0; i < N; ++i) { 7390 intentFilters = packageProviders.get(i).intents; 7391 if (intentFilters != null && intentFilters.size() > 0) { 7392 PackageParser.ProviderIntentInfo[] array = 7393 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7394 intentFilters.toArray(array); 7395 listCut.add(array); 7396 } 7397 } 7398 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7399 } 7400 7401 public final void addProvider(PackageParser.Provider p) { 7402 if (mProviders.containsKey(p.getComponentName())) { 7403 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7404 return; 7405 } 7406 7407 mProviders.put(p.getComponentName(), p); 7408 if (DEBUG_SHOW_INFO) { 7409 Log.v(TAG, " " 7410 + (p.info.nonLocalizedLabel != null 7411 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7412 Log.v(TAG, " Class=" + p.info.name); 7413 } 7414 final int NI = p.intents.size(); 7415 int j; 7416 for (j = 0; j < NI; j++) { 7417 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7418 if (DEBUG_SHOW_INFO) { 7419 Log.v(TAG, " IntentFilter:"); 7420 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7421 } 7422 if (!intent.debugCheck()) { 7423 Log.w(TAG, "==> For Provider " + p.info.name); 7424 } 7425 addFilter(intent); 7426 } 7427 } 7428 7429 public final void removeProvider(PackageParser.Provider p) { 7430 mProviders.remove(p.getComponentName()); 7431 if (DEBUG_SHOW_INFO) { 7432 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7433 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7434 Log.v(TAG, " Class=" + p.info.name); 7435 } 7436 final int NI = p.intents.size(); 7437 int j; 7438 for (j = 0; j < NI; j++) { 7439 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7440 if (DEBUG_SHOW_INFO) { 7441 Log.v(TAG, " IntentFilter:"); 7442 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7443 } 7444 removeFilter(intent); 7445 } 7446 } 7447 7448 @Override 7449 protected boolean allowFilterResult( 7450 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7451 ProviderInfo filterPi = filter.provider.info; 7452 for (int i = dest.size() - 1; i >= 0; i--) { 7453 ProviderInfo destPi = dest.get(i).providerInfo; 7454 if (destPi.name == filterPi.name 7455 && destPi.packageName == filterPi.packageName) { 7456 return false; 7457 } 7458 } 7459 return true; 7460 } 7461 7462 @Override 7463 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7464 return new PackageParser.ProviderIntentInfo[size]; 7465 } 7466 7467 @Override 7468 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7469 if (!sUserManager.exists(userId)) 7470 return true; 7471 PackageParser.Package p = filter.provider.owner; 7472 if (p != null) { 7473 PackageSetting ps = (PackageSetting) p.mExtras; 7474 if (ps != null) { 7475 // System apps are never considered stopped for purposes of 7476 // filtering, because there may be no way for the user to 7477 // actually re-launch them. 7478 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7479 && ps.getStopped(userId); 7480 } 7481 } 7482 return false; 7483 } 7484 7485 @Override 7486 protected boolean isPackageForFilter(String packageName, 7487 PackageParser.ProviderIntentInfo info) { 7488 return packageName.equals(info.provider.owner.packageName); 7489 } 7490 7491 @Override 7492 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7493 int match, int userId) { 7494 if (!sUserManager.exists(userId)) 7495 return null; 7496 final PackageParser.ProviderIntentInfo info = filter; 7497 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7498 return null; 7499 } 7500 final PackageParser.Provider provider = info.provider; 7501 if (mSafeMode && (provider.info.applicationInfo.flags 7502 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7503 return null; 7504 } 7505 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7506 if (ps == null) { 7507 return null; 7508 } 7509 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7510 ps.readUserState(userId), userId); 7511 if (pi == null) { 7512 return null; 7513 } 7514 final ResolveInfo res = new ResolveInfo(); 7515 res.providerInfo = pi; 7516 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7517 res.filter = filter; 7518 } 7519 res.priority = info.getPriority(); 7520 res.preferredOrder = provider.owner.mPreferredOrder; 7521 res.match = match; 7522 res.isDefault = info.hasDefault; 7523 res.labelRes = info.labelRes; 7524 res.nonLocalizedLabel = info.nonLocalizedLabel; 7525 res.icon = info.icon; 7526 res.system = isSystemApp(res.providerInfo.applicationInfo); 7527 return res; 7528 } 7529 7530 @Override 7531 protected void sortResults(List<ResolveInfo> results) { 7532 Collections.sort(results, mResolvePrioritySorter); 7533 } 7534 7535 @Override 7536 protected void dumpFilter(PrintWriter out, String prefix, 7537 PackageParser.ProviderIntentInfo filter) { 7538 out.print(prefix); 7539 out.print( 7540 Integer.toHexString(System.identityHashCode(filter.provider))); 7541 out.print(' '); 7542 filter.provider.printComponentShortName(out); 7543 out.print(" filter "); 7544 out.println(Integer.toHexString(System.identityHashCode(filter))); 7545 } 7546 7547 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7548 = new HashMap<ComponentName, PackageParser.Provider>(); 7549 private int mFlags; 7550 }; 7551 7552 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7553 new Comparator<ResolveInfo>() { 7554 public int compare(ResolveInfo r1, ResolveInfo r2) { 7555 int v1 = r1.priority; 7556 int v2 = r2.priority; 7557 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7558 if (v1 != v2) { 7559 return (v1 > v2) ? -1 : 1; 7560 } 7561 v1 = r1.preferredOrder; 7562 v2 = r2.preferredOrder; 7563 if (v1 != v2) { 7564 return (v1 > v2) ? -1 : 1; 7565 } 7566 if (r1.isDefault != r2.isDefault) { 7567 return r1.isDefault ? -1 : 1; 7568 } 7569 v1 = r1.match; 7570 v2 = r2.match; 7571 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7572 if (v1 != v2) { 7573 return (v1 > v2) ? -1 : 1; 7574 } 7575 if (r1.system != r2.system) { 7576 return r1.system ? -1 : 1; 7577 } 7578 return 0; 7579 } 7580 }; 7581 7582 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7583 new Comparator<ProviderInfo>() { 7584 public int compare(ProviderInfo p1, ProviderInfo p2) { 7585 final int v1 = p1.initOrder; 7586 final int v2 = p2.initOrder; 7587 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7588 } 7589 }; 7590 7591 static final void sendPackageBroadcast(String action, String pkg, 7592 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7593 int[] userIds) { 7594 IActivityManager am = ActivityManagerNative.getDefault(); 7595 if (am != null) { 7596 try { 7597 if (userIds == null) { 7598 userIds = am.getRunningUserIds(); 7599 } 7600 for (int id : userIds) { 7601 final Intent intent = new Intent(action, 7602 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7603 if (extras != null) { 7604 intent.putExtras(extras); 7605 } 7606 if (targetPkg != null) { 7607 intent.setPackage(targetPkg); 7608 } 7609 // Modify the UID when posting to other users 7610 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7611 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7612 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7613 intent.putExtra(Intent.EXTRA_UID, uid); 7614 } 7615 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7616 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7617 if (DEBUG_BROADCASTS) { 7618 RuntimeException here = new RuntimeException("here"); 7619 here.fillInStackTrace(); 7620 Slog.d(TAG, "Sending to user " + id + ": " 7621 + intent.toShortString(false, true, false, false) 7622 + " " + intent.getExtras(), here); 7623 } 7624 am.broadcastIntent(null, intent, null, finishedReceiver, 7625 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7626 finishedReceiver != null, false, id); 7627 } 7628 } catch (RemoteException ex) { 7629 } 7630 } 7631 } 7632 7633 /** 7634 * Check if the external storage media is available. This is true if there 7635 * is a mounted external storage medium or if the external storage is 7636 * emulated. 7637 */ 7638 private boolean isExternalMediaAvailable() { 7639 return mMediaMounted || Environment.isExternalStorageEmulated(); 7640 } 7641 7642 @Override 7643 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7644 // writer 7645 synchronized (mPackages) { 7646 if (!isExternalMediaAvailable()) { 7647 // If the external storage is no longer mounted at this point, 7648 // the caller may not have been able to delete all of this 7649 // packages files and can not delete any more. Bail. 7650 return null; 7651 } 7652 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7653 if (lastPackage != null) { 7654 pkgs.remove(lastPackage); 7655 } 7656 if (pkgs.size() > 0) { 7657 return pkgs.get(0); 7658 } 7659 } 7660 return null; 7661 } 7662 7663 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7664 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7665 userId, andCode ? 1 : 0, packageName); 7666 if (mSystemReady) { 7667 msg.sendToTarget(); 7668 } else { 7669 if (mPostSystemReadyMessages == null) { 7670 mPostSystemReadyMessages = new ArrayList<>(); 7671 } 7672 mPostSystemReadyMessages.add(msg); 7673 } 7674 } 7675 7676 void startCleaningPackages() { 7677 // reader 7678 synchronized (mPackages) { 7679 if (!isExternalMediaAvailable()) { 7680 return; 7681 } 7682 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7683 return; 7684 } 7685 } 7686 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7687 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7688 IActivityManager am = ActivityManagerNative.getDefault(); 7689 if (am != null) { 7690 try { 7691 am.startService(null, intent, null, UserHandle.USER_OWNER); 7692 } catch (RemoteException e) { 7693 } 7694 } 7695 } 7696 7697 @Override 7698 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7699 int installFlags, String installerPackageName, VerificationParams verificationParams, 7700 String packageAbiOverride) { 7701 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7702 packageAbiOverride, UserHandle.getCallingUserId()); 7703 } 7704 7705 @Override 7706 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7707 int installFlags, String installerPackageName, VerificationParams verificationParams, 7708 String packageAbiOverride, int userId) { 7709 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 7710 7711 final int callingUid = Binder.getCallingUid(); 7712 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 7713 7714 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7715 try { 7716 if (observer != null) { 7717 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7718 } 7719 } catch (RemoteException re) { 7720 } 7721 return; 7722 } 7723 7724 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 7725 installFlags |= PackageManager.INSTALL_FROM_ADB; 7726 7727 } else { 7728 // Caller holds INSTALL_PACKAGES permission, so we're less strict 7729 // about installerPackageName. 7730 7731 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 7732 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 7733 } 7734 7735 UserHandle user; 7736 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7737 user = UserHandle.ALL; 7738 } else { 7739 user = new UserHandle(userId); 7740 } 7741 7742 verificationParams.setInstallerUid(callingUid); 7743 7744 final File originFile = new File(originPath); 7745 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7746 7747 final Message msg = mHandler.obtainMessage(INIT_COPY); 7748 msg.obj = new InstallParams(origin, observer, installFlags, 7749 installerPackageName, verificationParams, user, packageAbiOverride); 7750 mHandler.sendMessage(msg); 7751 } 7752 7753 void installStage(String packageName, File stagedDir, String stagedCid, 7754 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7755 String installerPackageName, int installerUid, UserHandle user) { 7756 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7757 params.referrerUri, installerUid, null); 7758 7759 final OriginInfo origin; 7760 if (stagedDir != null) { 7761 origin = OriginInfo.fromStagedFile(stagedDir); 7762 } else { 7763 origin = OriginInfo.fromStagedContainer(stagedCid); 7764 } 7765 7766 final Message msg = mHandler.obtainMessage(INIT_COPY); 7767 msg.obj = new InstallParams(origin, observer, params.installFlags, 7768 installerPackageName, verifParams, user, params.abiOverride); 7769 mHandler.sendMessage(msg); 7770 } 7771 7772 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7773 Bundle extras = new Bundle(1); 7774 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7775 7776 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7777 packageName, extras, null, null, new int[] {userId}); 7778 try { 7779 IActivityManager am = ActivityManagerNative.getDefault(); 7780 final boolean isSystem = 7781 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7782 if (isSystem && am.isUserRunning(userId, false)) { 7783 // The just-installed/enabled app is bundled on the system, so presumed 7784 // to be able to run automatically without needing an explicit launch. 7785 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7786 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7787 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7788 .setPackage(packageName); 7789 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7790 android.app.AppOpsManager.OP_NONE, false, false, userId); 7791 } 7792 } catch (RemoteException e) { 7793 // shouldn't happen 7794 Slog.w(TAG, "Unable to bootstrap installed package", e); 7795 } 7796 } 7797 7798 @Override 7799 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7800 int userId) { 7801 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7802 PackageSetting pkgSetting; 7803 final int uid = Binder.getCallingUid(); 7804 enforceCrossUserPermission(uid, userId, true, true, 7805 "setApplicationHiddenSetting for user " + userId); 7806 7807 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7808 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7809 return false; 7810 } 7811 7812 long callingId = Binder.clearCallingIdentity(); 7813 try { 7814 boolean sendAdded = false; 7815 boolean sendRemoved = false; 7816 // writer 7817 synchronized (mPackages) { 7818 pkgSetting = mSettings.mPackages.get(packageName); 7819 if (pkgSetting == null) { 7820 return false; 7821 } 7822 if (pkgSetting.getHidden(userId) != hidden) { 7823 pkgSetting.setHidden(hidden, userId); 7824 mSettings.writePackageRestrictionsLPr(userId); 7825 if (hidden) { 7826 sendRemoved = true; 7827 } else { 7828 sendAdded = true; 7829 } 7830 } 7831 } 7832 if (sendAdded) { 7833 sendPackageAddedForUser(packageName, pkgSetting, userId); 7834 return true; 7835 } 7836 if (sendRemoved) { 7837 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7838 "hiding pkg"); 7839 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7840 } 7841 } finally { 7842 Binder.restoreCallingIdentity(callingId); 7843 } 7844 return false; 7845 } 7846 7847 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7848 int userId) { 7849 final PackageRemovedInfo info = new PackageRemovedInfo(); 7850 info.removedPackage = packageName; 7851 info.removedUsers = new int[] {userId}; 7852 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7853 info.sendBroadcast(false, false, false); 7854 } 7855 7856 /** 7857 * Returns true if application is not found or there was an error. Otherwise it returns 7858 * the hidden state of the package for the given user. 7859 */ 7860 @Override 7861 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7862 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7863 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7864 false, "getApplicationHidden for user " + userId); 7865 PackageSetting pkgSetting; 7866 long callingId = Binder.clearCallingIdentity(); 7867 try { 7868 // writer 7869 synchronized (mPackages) { 7870 pkgSetting = mSettings.mPackages.get(packageName); 7871 if (pkgSetting == null) { 7872 return true; 7873 } 7874 return pkgSetting.getHidden(userId); 7875 } 7876 } finally { 7877 Binder.restoreCallingIdentity(callingId); 7878 } 7879 } 7880 7881 /** 7882 * @hide 7883 */ 7884 @Override 7885 public int installExistingPackageAsUser(String packageName, int userId) { 7886 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7887 null); 7888 PackageSetting pkgSetting; 7889 final int uid = Binder.getCallingUid(); 7890 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 7891 + userId); 7892 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7893 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7894 } 7895 7896 long callingId = Binder.clearCallingIdentity(); 7897 try { 7898 boolean sendAdded = false; 7899 Bundle extras = new Bundle(1); 7900 7901 // writer 7902 synchronized (mPackages) { 7903 pkgSetting = mSettings.mPackages.get(packageName); 7904 if (pkgSetting == null) { 7905 return PackageManager.INSTALL_FAILED_INVALID_URI; 7906 } 7907 if (!pkgSetting.getInstalled(userId)) { 7908 pkgSetting.setInstalled(true, userId); 7909 pkgSetting.setHidden(false, userId); 7910 mSettings.writePackageRestrictionsLPr(userId); 7911 sendAdded = true; 7912 } 7913 } 7914 7915 if (sendAdded) { 7916 sendPackageAddedForUser(packageName, pkgSetting, userId); 7917 } 7918 } finally { 7919 Binder.restoreCallingIdentity(callingId); 7920 } 7921 7922 return PackageManager.INSTALL_SUCCEEDED; 7923 } 7924 7925 boolean isUserRestricted(int userId, String restrictionKey) { 7926 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7927 if (restrictions.getBoolean(restrictionKey, false)) { 7928 Log.w(TAG, "User is restricted: " + restrictionKey); 7929 return true; 7930 } 7931 return false; 7932 } 7933 7934 @Override 7935 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7936 mContext.enforceCallingOrSelfPermission( 7937 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7938 "Only package verification agents can verify applications"); 7939 7940 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7941 final PackageVerificationResponse response = new PackageVerificationResponse( 7942 verificationCode, Binder.getCallingUid()); 7943 msg.arg1 = id; 7944 msg.obj = response; 7945 mHandler.sendMessage(msg); 7946 } 7947 7948 @Override 7949 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7950 long millisecondsToDelay) { 7951 mContext.enforceCallingOrSelfPermission( 7952 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7953 "Only package verification agents can extend verification timeouts"); 7954 7955 final PackageVerificationState state = mPendingVerification.get(id); 7956 final PackageVerificationResponse response = new PackageVerificationResponse( 7957 verificationCodeAtTimeout, Binder.getCallingUid()); 7958 7959 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7960 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7961 } 7962 if (millisecondsToDelay < 0) { 7963 millisecondsToDelay = 0; 7964 } 7965 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7966 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7967 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7968 } 7969 7970 if ((state != null) && !state.timeoutExtended()) { 7971 state.extendTimeout(); 7972 7973 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7974 msg.arg1 = id; 7975 msg.obj = response; 7976 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7977 } 7978 } 7979 7980 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7981 int verificationCode, UserHandle user) { 7982 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7983 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7984 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7985 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7986 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7987 7988 mContext.sendBroadcastAsUser(intent, user, 7989 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7990 } 7991 7992 private ComponentName matchComponentForVerifier(String packageName, 7993 List<ResolveInfo> receivers) { 7994 ActivityInfo targetReceiver = null; 7995 7996 final int NR = receivers.size(); 7997 for (int i = 0; i < NR; i++) { 7998 final ResolveInfo info = receivers.get(i); 7999 if (info.activityInfo == null) { 8000 continue; 8001 } 8002 8003 if (packageName.equals(info.activityInfo.packageName)) { 8004 targetReceiver = info.activityInfo; 8005 break; 8006 } 8007 } 8008 8009 if (targetReceiver == null) { 8010 return null; 8011 } 8012 8013 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8014 } 8015 8016 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8017 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8018 if (pkgInfo.verifiers.length == 0) { 8019 return null; 8020 } 8021 8022 final int N = pkgInfo.verifiers.length; 8023 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8024 for (int i = 0; i < N; i++) { 8025 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8026 8027 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8028 receivers); 8029 if (comp == null) { 8030 continue; 8031 } 8032 8033 final int verifierUid = getUidForVerifier(verifierInfo); 8034 if (verifierUid == -1) { 8035 continue; 8036 } 8037 8038 if (DEBUG_VERIFY) { 8039 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8040 + " with the correct signature"); 8041 } 8042 sufficientVerifiers.add(comp); 8043 verificationState.addSufficientVerifier(verifierUid); 8044 } 8045 8046 return sufficientVerifiers; 8047 } 8048 8049 private int getUidForVerifier(VerifierInfo verifierInfo) { 8050 synchronized (mPackages) { 8051 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8052 if (pkg == null) { 8053 return -1; 8054 } else if (pkg.mSignatures.length != 1) { 8055 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8056 + " has more than one signature; ignoring"); 8057 return -1; 8058 } 8059 8060 /* 8061 * If the public key of the package's signature does not match 8062 * our expected public key, then this is a different package and 8063 * we should skip. 8064 */ 8065 8066 final byte[] expectedPublicKey; 8067 try { 8068 final Signature verifierSig = pkg.mSignatures[0]; 8069 final PublicKey publicKey = verifierSig.getPublicKey(); 8070 expectedPublicKey = publicKey.getEncoded(); 8071 } catch (CertificateException e) { 8072 return -1; 8073 } 8074 8075 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8076 8077 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8078 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8079 + " does not have the expected public key; ignoring"); 8080 return -1; 8081 } 8082 8083 return pkg.applicationInfo.uid; 8084 } 8085 } 8086 8087 @Override 8088 public void finishPackageInstall(int token) { 8089 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8090 8091 if (DEBUG_INSTALL) { 8092 Slog.v(TAG, "BM finishing package install for " + token); 8093 } 8094 8095 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8096 mHandler.sendMessage(msg); 8097 } 8098 8099 /** 8100 * Get the verification agent timeout. 8101 * 8102 * @return verification timeout in milliseconds 8103 */ 8104 private long getVerificationTimeout() { 8105 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8106 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8107 DEFAULT_VERIFICATION_TIMEOUT); 8108 } 8109 8110 /** 8111 * Get the default verification agent response code. 8112 * 8113 * @return default verification response code 8114 */ 8115 private int getDefaultVerificationResponse() { 8116 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8117 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8118 DEFAULT_VERIFICATION_RESPONSE); 8119 } 8120 8121 /** 8122 * Check whether or not package verification has been enabled. 8123 * 8124 * @return true if verification should be performed 8125 */ 8126 private boolean isVerificationEnabled(int userId, int installFlags) { 8127 if (!DEFAULT_VERIFY_ENABLE) { 8128 return false; 8129 } 8130 8131 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8132 8133 // Check if installing from ADB 8134 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8135 // Do not run verification in a test harness environment 8136 if (ActivityManager.isRunningInTestHarness()) { 8137 return false; 8138 } 8139 if (ensureVerifyAppsEnabled) { 8140 return true; 8141 } 8142 // Check if the developer does not want package verification for ADB installs 8143 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8144 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8145 return false; 8146 } 8147 } 8148 8149 if (ensureVerifyAppsEnabled) { 8150 return true; 8151 } 8152 8153 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8154 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8155 } 8156 8157 /** 8158 * Get the "allow unknown sources" setting. 8159 * 8160 * @return the current "allow unknown sources" setting 8161 */ 8162 private int getUnknownSourcesSettings() { 8163 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8164 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8165 -1); 8166 } 8167 8168 @Override 8169 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8170 final int uid = Binder.getCallingUid(); 8171 // writer 8172 synchronized (mPackages) { 8173 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8174 if (targetPackageSetting == null) { 8175 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8176 } 8177 8178 PackageSetting installerPackageSetting; 8179 if (installerPackageName != null) { 8180 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8181 if (installerPackageSetting == null) { 8182 throw new IllegalArgumentException("Unknown installer package: " 8183 + installerPackageName); 8184 } 8185 } else { 8186 installerPackageSetting = null; 8187 } 8188 8189 Signature[] callerSignature; 8190 Object obj = mSettings.getUserIdLPr(uid); 8191 if (obj != null) { 8192 if (obj instanceof SharedUserSetting) { 8193 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8194 } else if (obj instanceof PackageSetting) { 8195 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8196 } else { 8197 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8198 } 8199 } else { 8200 throw new SecurityException("Unknown calling uid " + uid); 8201 } 8202 8203 // Verify: can't set installerPackageName to a package that is 8204 // not signed with the same cert as the caller. 8205 if (installerPackageSetting != null) { 8206 if (compareSignatures(callerSignature, 8207 installerPackageSetting.signatures.mSignatures) 8208 != PackageManager.SIGNATURE_MATCH) { 8209 throw new SecurityException( 8210 "Caller does not have same cert as new installer package " 8211 + installerPackageName); 8212 } 8213 } 8214 8215 // Verify: if target already has an installer package, it must 8216 // be signed with the same cert as the caller. 8217 if (targetPackageSetting.installerPackageName != null) { 8218 PackageSetting setting = mSettings.mPackages.get( 8219 targetPackageSetting.installerPackageName); 8220 // If the currently set package isn't valid, then it's always 8221 // okay to change it. 8222 if (setting != null) { 8223 if (compareSignatures(callerSignature, 8224 setting.signatures.mSignatures) 8225 != PackageManager.SIGNATURE_MATCH) { 8226 throw new SecurityException( 8227 "Caller does not have same cert as old installer package " 8228 + targetPackageSetting.installerPackageName); 8229 } 8230 } 8231 } 8232 8233 // Okay! 8234 targetPackageSetting.installerPackageName = installerPackageName; 8235 scheduleWriteSettingsLocked(); 8236 } 8237 } 8238 8239 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8240 // Queue up an async operation since the package installation may take a little while. 8241 mHandler.post(new Runnable() { 8242 public void run() { 8243 mHandler.removeCallbacks(this); 8244 // Result object to be returned 8245 PackageInstalledInfo res = new PackageInstalledInfo(); 8246 res.returnCode = currentStatus; 8247 res.uid = -1; 8248 res.pkg = null; 8249 res.removedInfo = new PackageRemovedInfo(); 8250 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8251 args.doPreInstall(res.returnCode); 8252 synchronized (mInstallLock) { 8253 installPackageLI(args, res); 8254 } 8255 args.doPostInstall(res.returnCode, res.uid); 8256 } 8257 8258 // A restore should be performed at this point if (a) the install 8259 // succeeded, (b) the operation is not an update, and (c) the new 8260 // package has not opted out of backup participation. 8261 final boolean update = res.removedInfo.removedPackage != null; 8262 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8263 boolean doRestore = !update 8264 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8265 8266 // Set up the post-install work request bookkeeping. This will be used 8267 // and cleaned up by the post-install event handling regardless of whether 8268 // there's a restore pass performed. Token values are >= 1. 8269 int token; 8270 if (mNextInstallToken < 0) mNextInstallToken = 1; 8271 token = mNextInstallToken++; 8272 8273 PostInstallData data = new PostInstallData(args, res); 8274 mRunningInstalls.put(token, data); 8275 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8276 8277 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8278 // Pass responsibility to the Backup Manager. It will perform a 8279 // restore if appropriate, then pass responsibility back to the 8280 // Package Manager to run the post-install observer callbacks 8281 // and broadcasts. 8282 IBackupManager bm = IBackupManager.Stub.asInterface( 8283 ServiceManager.getService(Context.BACKUP_SERVICE)); 8284 if (bm != null) { 8285 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8286 + " to BM for possible restore"); 8287 try { 8288 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8289 } catch (RemoteException e) { 8290 // can't happen; the backup manager is local 8291 } catch (Exception e) { 8292 Slog.e(TAG, "Exception trying to enqueue restore", e); 8293 doRestore = false; 8294 } 8295 } else { 8296 Slog.e(TAG, "Backup Manager not found!"); 8297 doRestore = false; 8298 } 8299 } 8300 8301 if (!doRestore) { 8302 // No restore possible, or the Backup Manager was mysteriously not 8303 // available -- just fire the post-install work request directly. 8304 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8305 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8306 mHandler.sendMessage(msg); 8307 } 8308 } 8309 }); 8310 } 8311 8312 private abstract class HandlerParams { 8313 private static final int MAX_RETRIES = 4; 8314 8315 /** 8316 * Number of times startCopy() has been attempted and had a non-fatal 8317 * error. 8318 */ 8319 private int mRetries = 0; 8320 8321 /** User handle for the user requesting the information or installation. */ 8322 private final UserHandle mUser; 8323 8324 HandlerParams(UserHandle user) { 8325 mUser = user; 8326 } 8327 8328 UserHandle getUser() { 8329 return mUser; 8330 } 8331 8332 final boolean startCopy() { 8333 boolean res; 8334 try { 8335 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8336 8337 if (++mRetries > MAX_RETRIES) { 8338 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8339 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8340 handleServiceError(); 8341 return false; 8342 } else { 8343 handleStartCopy(); 8344 res = true; 8345 } 8346 } catch (RemoteException e) { 8347 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8348 mHandler.sendEmptyMessage(MCS_RECONNECT); 8349 res = false; 8350 } 8351 handleReturnCode(); 8352 return res; 8353 } 8354 8355 final void serviceError() { 8356 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8357 handleServiceError(); 8358 handleReturnCode(); 8359 } 8360 8361 abstract void handleStartCopy() throws RemoteException; 8362 abstract void handleServiceError(); 8363 abstract void handleReturnCode(); 8364 } 8365 8366 class MeasureParams extends HandlerParams { 8367 private final PackageStats mStats; 8368 private boolean mSuccess; 8369 8370 private final IPackageStatsObserver mObserver; 8371 8372 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8373 super(new UserHandle(stats.userHandle)); 8374 mObserver = observer; 8375 mStats = stats; 8376 } 8377 8378 @Override 8379 public String toString() { 8380 return "MeasureParams{" 8381 + Integer.toHexString(System.identityHashCode(this)) 8382 + " " + mStats.packageName + "}"; 8383 } 8384 8385 @Override 8386 void handleStartCopy() throws RemoteException { 8387 synchronized (mInstallLock) { 8388 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8389 } 8390 8391 if (mSuccess) { 8392 final boolean mounted; 8393 if (Environment.isExternalStorageEmulated()) { 8394 mounted = true; 8395 } else { 8396 final String status = Environment.getExternalStorageState(); 8397 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8398 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8399 } 8400 8401 if (mounted) { 8402 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8403 8404 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8405 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8406 8407 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8408 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8409 8410 // Always subtract cache size, since it's a subdirectory 8411 mStats.externalDataSize -= mStats.externalCacheSize; 8412 8413 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8414 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8415 8416 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8417 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8418 } 8419 } 8420 } 8421 8422 @Override 8423 void handleReturnCode() { 8424 if (mObserver != null) { 8425 try { 8426 mObserver.onGetStatsCompleted(mStats, mSuccess); 8427 } catch (RemoteException e) { 8428 Slog.i(TAG, "Observer no longer exists."); 8429 } 8430 } 8431 } 8432 8433 @Override 8434 void handleServiceError() { 8435 Slog.e(TAG, "Could not measure application " + mStats.packageName 8436 + " external storage"); 8437 } 8438 } 8439 8440 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8441 throws RemoteException { 8442 long result = 0; 8443 for (File path : paths) { 8444 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8445 } 8446 return result; 8447 } 8448 8449 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8450 for (File path : paths) { 8451 try { 8452 mcs.clearDirectory(path.getAbsolutePath()); 8453 } catch (RemoteException e) { 8454 } 8455 } 8456 } 8457 8458 static class OriginInfo { 8459 /** 8460 * Location where install is coming from, before it has been 8461 * copied/renamed into place. This could be a single monolithic APK 8462 * file, or a cluster directory. This location may be untrusted. 8463 */ 8464 final File file; 8465 final String cid; 8466 8467 /** 8468 * Flag indicating that {@link #file} or {@link #cid} has already been 8469 * staged, meaning downstream users don't need to defensively copy the 8470 * contents. 8471 */ 8472 final boolean staged; 8473 8474 /** 8475 * Flag indicating that {@link #file} or {@link #cid} is an already 8476 * installed app that is being moved. 8477 */ 8478 final boolean existing; 8479 8480 final String resolvedPath; 8481 final File resolvedFile; 8482 8483 static OriginInfo fromNothing() { 8484 return new OriginInfo(null, null, false, false); 8485 } 8486 8487 static OriginInfo fromUntrustedFile(File file) { 8488 return new OriginInfo(file, null, false, false); 8489 } 8490 8491 static OriginInfo fromExistingFile(File file) { 8492 return new OriginInfo(file, null, false, true); 8493 } 8494 8495 static OriginInfo fromStagedFile(File file) { 8496 return new OriginInfo(file, null, true, false); 8497 } 8498 8499 static OriginInfo fromStagedContainer(String cid) { 8500 return new OriginInfo(null, cid, true, false); 8501 } 8502 8503 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8504 this.file = file; 8505 this.cid = cid; 8506 this.staged = staged; 8507 this.existing = existing; 8508 8509 if (cid != null) { 8510 resolvedPath = PackageHelper.getSdDir(cid); 8511 resolvedFile = new File(resolvedPath); 8512 } else if (file != null) { 8513 resolvedPath = file.getAbsolutePath(); 8514 resolvedFile = file; 8515 } else { 8516 resolvedPath = null; 8517 resolvedFile = null; 8518 } 8519 } 8520 } 8521 8522 class InstallParams extends HandlerParams { 8523 final OriginInfo origin; 8524 final IPackageInstallObserver2 observer; 8525 int installFlags; 8526 final String installerPackageName; 8527 final VerificationParams verificationParams; 8528 private InstallArgs mArgs; 8529 private int mRet; 8530 final String packageAbiOverride; 8531 8532 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8533 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8534 String packageAbiOverride) { 8535 super(user); 8536 this.origin = origin; 8537 this.observer = observer; 8538 this.installFlags = installFlags; 8539 this.installerPackageName = installerPackageName; 8540 this.verificationParams = verificationParams; 8541 this.packageAbiOverride = packageAbiOverride; 8542 } 8543 8544 @Override 8545 public String toString() { 8546 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8547 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8548 } 8549 8550 public ManifestDigest getManifestDigest() { 8551 if (verificationParams == null) { 8552 return null; 8553 } 8554 return verificationParams.getManifestDigest(); 8555 } 8556 8557 private int installLocationPolicy(PackageInfoLite pkgLite) { 8558 String packageName = pkgLite.packageName; 8559 int installLocation = pkgLite.installLocation; 8560 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8561 // reader 8562 synchronized (mPackages) { 8563 PackageParser.Package pkg = mPackages.get(packageName); 8564 if (pkg != null) { 8565 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8566 // Check for downgrading. 8567 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8568 if (pkgLite.versionCode < pkg.mVersionCode) { 8569 Slog.w(TAG, "Can't install update of " + packageName 8570 + " update version " + pkgLite.versionCode 8571 + " is older than installed version " 8572 + pkg.mVersionCode); 8573 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8574 } 8575 } 8576 // Check for updated system application. 8577 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8578 if (onSd) { 8579 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8580 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8581 } 8582 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8583 } else { 8584 if (onSd) { 8585 // Install flag overrides everything. 8586 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8587 } 8588 // If current upgrade specifies particular preference 8589 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8590 // Application explicitly specified internal. 8591 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8592 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8593 // App explictly prefers external. Let policy decide 8594 } else { 8595 // Prefer previous location 8596 if (isExternal(pkg)) { 8597 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8598 } 8599 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8600 } 8601 } 8602 } else { 8603 // Invalid install. Return error code 8604 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8605 } 8606 } 8607 } 8608 // All the special cases have been taken care of. 8609 // Return result based on recommended install location. 8610 if (onSd) { 8611 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8612 } 8613 return pkgLite.recommendedInstallLocation; 8614 } 8615 8616 /* 8617 * Invoke remote method to get package information and install 8618 * location values. Override install location based on default 8619 * policy if needed and then create install arguments based 8620 * on the install location. 8621 */ 8622 public void handleStartCopy() throws RemoteException { 8623 int ret = PackageManager.INSTALL_SUCCEEDED; 8624 8625 // If we're already staged, we've firmly committed to an install location 8626 if (origin.staged) { 8627 if (origin.file != null) { 8628 installFlags |= PackageManager.INSTALL_INTERNAL; 8629 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8630 } else if (origin.cid != null) { 8631 installFlags |= PackageManager.INSTALL_EXTERNAL; 8632 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8633 } else { 8634 throw new IllegalStateException("Invalid stage location"); 8635 } 8636 } 8637 8638 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8639 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8640 8641 PackageInfoLite pkgLite = null; 8642 8643 if (onInt && onSd) { 8644 // Check if both bits are set. 8645 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8646 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8647 } else { 8648 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8649 packageAbiOverride); 8650 8651 /* 8652 * If we have too little free space, try to free cache 8653 * before giving up. 8654 */ 8655 if (!origin.staged && pkgLite.recommendedInstallLocation 8656 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8657 // TODO: focus freeing disk space on the target device 8658 final StorageManager storage = StorageManager.from(mContext); 8659 final long lowThreshold = storage.getStorageLowBytes( 8660 Environment.getDataDirectory()); 8661 8662 final long sizeBytes = mContainerService.calculateInstalledSize( 8663 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8664 8665 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8666 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8667 installFlags, packageAbiOverride); 8668 } 8669 8670 /* 8671 * The cache free must have deleted the file we 8672 * downloaded to install. 8673 * 8674 * TODO: fix the "freeCache" call to not delete 8675 * the file we care about. 8676 */ 8677 if (pkgLite.recommendedInstallLocation 8678 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8679 pkgLite.recommendedInstallLocation 8680 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8681 } 8682 } 8683 } 8684 8685 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8686 int loc = pkgLite.recommendedInstallLocation; 8687 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8688 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8689 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8690 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8691 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8692 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8693 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8694 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8695 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8696 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8697 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8698 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8699 } else { 8700 // Override with defaults if needed. 8701 loc = installLocationPolicy(pkgLite); 8702 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8703 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8704 } else if (!onSd && !onInt) { 8705 // Override install location with flags 8706 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8707 // Set the flag to install on external media. 8708 installFlags |= PackageManager.INSTALL_EXTERNAL; 8709 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8710 } else { 8711 // Make sure the flag for installing on external 8712 // media is unset 8713 installFlags |= PackageManager.INSTALL_INTERNAL; 8714 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8715 } 8716 } 8717 } 8718 } 8719 8720 final InstallArgs args = createInstallArgs(this); 8721 mArgs = args; 8722 8723 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8724 /* 8725 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8726 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8727 */ 8728 int userIdentifier = getUser().getIdentifier(); 8729 if (userIdentifier == UserHandle.USER_ALL 8730 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8731 userIdentifier = UserHandle.USER_OWNER; 8732 } 8733 8734 /* 8735 * Determine if we have any installed package verifiers. If we 8736 * do, then we'll defer to them to verify the packages. 8737 */ 8738 final int requiredUid = mRequiredVerifierPackage == null ? -1 8739 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8740 if (!origin.existing && requiredUid != -1 8741 && isVerificationEnabled(userIdentifier, installFlags)) { 8742 final Intent verification = new Intent( 8743 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8744 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8745 PACKAGE_MIME_TYPE); 8746 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8747 8748 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8749 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8750 0 /* TODO: Which userId? */); 8751 8752 if (DEBUG_VERIFY) { 8753 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8754 + verification.toString() + " with " + pkgLite.verifiers.length 8755 + " optional verifiers"); 8756 } 8757 8758 final int verificationId = mPendingVerificationToken++; 8759 8760 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8761 8762 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8763 installerPackageName); 8764 8765 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8766 installFlags); 8767 8768 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8769 pkgLite.packageName); 8770 8771 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8772 pkgLite.versionCode); 8773 8774 if (verificationParams != null) { 8775 if (verificationParams.getVerificationURI() != null) { 8776 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8777 verificationParams.getVerificationURI()); 8778 } 8779 if (verificationParams.getOriginatingURI() != null) { 8780 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8781 verificationParams.getOriginatingURI()); 8782 } 8783 if (verificationParams.getReferrer() != null) { 8784 verification.putExtra(Intent.EXTRA_REFERRER, 8785 verificationParams.getReferrer()); 8786 } 8787 if (verificationParams.getOriginatingUid() >= 0) { 8788 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8789 verificationParams.getOriginatingUid()); 8790 } 8791 if (verificationParams.getInstallerUid() >= 0) { 8792 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8793 verificationParams.getInstallerUid()); 8794 } 8795 } 8796 8797 final PackageVerificationState verificationState = new PackageVerificationState( 8798 requiredUid, args); 8799 8800 mPendingVerification.append(verificationId, verificationState); 8801 8802 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8803 receivers, verificationState); 8804 8805 /* 8806 * If any sufficient verifiers were listed in the package 8807 * manifest, attempt to ask them. 8808 */ 8809 if (sufficientVerifiers != null) { 8810 final int N = sufficientVerifiers.size(); 8811 if (N == 0) { 8812 Slog.i(TAG, "Additional verifiers required, but none installed."); 8813 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8814 } else { 8815 for (int i = 0; i < N; i++) { 8816 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8817 8818 final Intent sufficientIntent = new Intent(verification); 8819 sufficientIntent.setComponent(verifierComponent); 8820 8821 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8822 } 8823 } 8824 } 8825 8826 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8827 mRequiredVerifierPackage, receivers); 8828 if (ret == PackageManager.INSTALL_SUCCEEDED 8829 && mRequiredVerifierPackage != null) { 8830 /* 8831 * Send the intent to the required verification agent, 8832 * but only start the verification timeout after the 8833 * target BroadcastReceivers have run. 8834 */ 8835 verification.setComponent(requiredVerifierComponent); 8836 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8837 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8838 new BroadcastReceiver() { 8839 @Override 8840 public void onReceive(Context context, Intent intent) { 8841 final Message msg = mHandler 8842 .obtainMessage(CHECK_PENDING_VERIFICATION); 8843 msg.arg1 = verificationId; 8844 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8845 } 8846 }, null, 0, null, null); 8847 8848 /* 8849 * We don't want the copy to proceed until verification 8850 * succeeds, so null out this field. 8851 */ 8852 mArgs = null; 8853 } 8854 } else { 8855 /* 8856 * No package verification is enabled, so immediately start 8857 * the remote call to initiate copy using temporary file. 8858 */ 8859 ret = args.copyApk(mContainerService, true); 8860 } 8861 } 8862 8863 mRet = ret; 8864 } 8865 8866 @Override 8867 void handleReturnCode() { 8868 // If mArgs is null, then MCS couldn't be reached. When it 8869 // reconnects, it will try again to install. At that point, this 8870 // will succeed. 8871 if (mArgs != null) { 8872 processPendingInstall(mArgs, mRet); 8873 } 8874 } 8875 8876 @Override 8877 void handleServiceError() { 8878 mArgs = createInstallArgs(this); 8879 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8880 } 8881 8882 public boolean isForwardLocked() { 8883 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8884 } 8885 } 8886 8887 /** 8888 * Used during creation of InstallArgs 8889 * 8890 * @param installFlags package installation flags 8891 * @return true if should be installed on external storage 8892 */ 8893 private static boolean installOnSd(int installFlags) { 8894 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8895 return false; 8896 } 8897 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8898 return true; 8899 } 8900 return false; 8901 } 8902 8903 /** 8904 * Used during creation of InstallArgs 8905 * 8906 * @param installFlags package installation flags 8907 * @return true if should be installed as forward locked 8908 */ 8909 private static boolean installForwardLocked(int installFlags) { 8910 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8911 } 8912 8913 private InstallArgs createInstallArgs(InstallParams params) { 8914 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8915 return new AsecInstallArgs(params); 8916 } else { 8917 return new FileInstallArgs(params); 8918 } 8919 } 8920 8921 /** 8922 * Create args that describe an existing installed package. Typically used 8923 * when cleaning up old installs, or used as a move source. 8924 */ 8925 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8926 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8927 final boolean isInAsec; 8928 if (installOnSd(installFlags)) { 8929 /* Apps on SD card are always in ASEC containers. */ 8930 isInAsec = true; 8931 } else if (installForwardLocked(installFlags) 8932 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8933 /* 8934 * Forward-locked apps are only in ASEC containers if they're the 8935 * new style 8936 */ 8937 isInAsec = true; 8938 } else { 8939 isInAsec = false; 8940 } 8941 8942 if (isInAsec) { 8943 return new AsecInstallArgs(codePath, instructionSets, 8944 installOnSd(installFlags), installForwardLocked(installFlags)); 8945 } else { 8946 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8947 instructionSets); 8948 } 8949 } 8950 8951 static abstract class InstallArgs { 8952 /** @see InstallParams#origin */ 8953 final OriginInfo origin; 8954 8955 final IPackageInstallObserver2 observer; 8956 // Always refers to PackageManager flags only 8957 final int installFlags; 8958 final String installerPackageName; 8959 final ManifestDigest manifestDigest; 8960 final UserHandle user; 8961 final String abiOverride; 8962 8963 // The list of instruction sets supported by this app. This is currently 8964 // only used during the rmdex() phase to clean up resources. We can get rid of this 8965 // if we move dex files under the common app path. 8966 /* nullable */ String[] instructionSets; 8967 8968 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8969 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 8970 String[] instructionSets, String abiOverride) { 8971 this.origin = origin; 8972 this.installFlags = installFlags; 8973 this.observer = observer; 8974 this.installerPackageName = installerPackageName; 8975 this.manifestDigest = manifestDigest; 8976 this.user = user; 8977 this.instructionSets = instructionSets; 8978 this.abiOverride = abiOverride; 8979 } 8980 8981 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8982 abstract int doPreInstall(int status); 8983 8984 /** 8985 * Rename package into final resting place. All paths on the given 8986 * scanned package should be updated to reflect the rename. 8987 */ 8988 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 8989 abstract int doPostInstall(int status, int uid); 8990 8991 /** @see PackageSettingBase#codePathString */ 8992 abstract String getCodePath(); 8993 /** @see PackageSettingBase#resourcePathString */ 8994 abstract String getResourcePath(); 8995 abstract String getLegacyNativeLibraryPath(); 8996 8997 // Need installer lock especially for dex file removal. 8998 abstract void cleanUpResourcesLI(); 8999 abstract boolean doPostDeleteLI(boolean delete); 9000 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9001 9002 /** 9003 * Called before the source arguments are copied. This is used mostly 9004 * for MoveParams when it needs to read the source file to put it in the 9005 * destination. 9006 */ 9007 int doPreCopy() { 9008 return PackageManager.INSTALL_SUCCEEDED; 9009 } 9010 9011 /** 9012 * Called after the source arguments are copied. This is used mostly for 9013 * MoveParams when it needs to read the source file to put it in the 9014 * destination. 9015 * 9016 * @return 9017 */ 9018 int doPostCopy(int uid) { 9019 return PackageManager.INSTALL_SUCCEEDED; 9020 } 9021 9022 protected boolean isFwdLocked() { 9023 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9024 } 9025 9026 protected boolean isExternal() { 9027 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9028 } 9029 9030 UserHandle getUser() { 9031 return user; 9032 } 9033 } 9034 9035 /** 9036 * Logic to handle installation of non-ASEC applications, including copying 9037 * and renaming logic. 9038 */ 9039 class FileInstallArgs extends InstallArgs { 9040 private File codeFile; 9041 private File resourceFile; 9042 private File legacyNativeLibraryPath; 9043 9044 // Example topology: 9045 // /data/app/com.example/base.apk 9046 // /data/app/com.example/split_foo.apk 9047 // /data/app/com.example/lib/arm/libfoo.so 9048 // /data/app/com.example/lib/arm64/libfoo.so 9049 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9050 9051 /** New install */ 9052 FileInstallArgs(InstallParams params) { 9053 super(params.origin, params.observer, params.installFlags, 9054 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9055 null /* instruction sets */, params.packageAbiOverride); 9056 if (isFwdLocked()) { 9057 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9058 } 9059 } 9060 9061 /** Existing install */ 9062 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9063 String[] instructionSets) { 9064 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9065 this.codeFile = (codePath != null) ? new File(codePath) : null; 9066 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9067 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9068 new File(legacyNativeLibraryPath) : null; 9069 } 9070 9071 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9072 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9073 isFwdLocked(), abiOverride); 9074 9075 final StorageManager storage = StorageManager.from(mContext); 9076 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9077 } 9078 9079 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9080 if (origin.staged) { 9081 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9082 codeFile = origin.file; 9083 resourceFile = origin.file; 9084 return PackageManager.INSTALL_SUCCEEDED; 9085 } 9086 9087 try { 9088 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9089 codeFile = tempDir; 9090 resourceFile = tempDir; 9091 } catch (IOException e) { 9092 Slog.w(TAG, "Failed to create copy file: " + e); 9093 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9094 } 9095 9096 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9097 @Override 9098 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9099 if (!FileUtils.isValidExtFilename(name)) { 9100 throw new IllegalArgumentException("Invalid filename: " + name); 9101 } 9102 try { 9103 final File file = new File(codeFile, name); 9104 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9105 O_RDWR | O_CREAT, 0644); 9106 Os.chmod(file.getAbsolutePath(), 0644); 9107 return new ParcelFileDescriptor(fd); 9108 } catch (ErrnoException e) { 9109 throw new RemoteException("Failed to open: " + e.getMessage()); 9110 } 9111 } 9112 }; 9113 9114 int ret = PackageManager.INSTALL_SUCCEEDED; 9115 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9116 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9117 Slog.e(TAG, "Failed to copy package"); 9118 return ret; 9119 } 9120 9121 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9122 NativeLibraryHelper.Handle handle = null; 9123 try { 9124 handle = NativeLibraryHelper.Handle.create(codeFile); 9125 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9126 abiOverride); 9127 } catch (IOException e) { 9128 Slog.e(TAG, "Copying native libraries failed", e); 9129 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9130 } finally { 9131 IoUtils.closeQuietly(handle); 9132 } 9133 9134 return ret; 9135 } 9136 9137 int doPreInstall(int status) { 9138 if (status != PackageManager.INSTALL_SUCCEEDED) { 9139 cleanUp(); 9140 } 9141 return status; 9142 } 9143 9144 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9145 if (status != PackageManager.INSTALL_SUCCEEDED) { 9146 cleanUp(); 9147 return false; 9148 } else { 9149 final File beforeCodeFile = codeFile; 9150 final File afterCodeFile = getNextCodePath(pkg.packageName); 9151 9152 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9153 try { 9154 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9155 } catch (ErrnoException e) { 9156 Slog.d(TAG, "Failed to rename", e); 9157 return false; 9158 } 9159 9160 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9161 Slog.d(TAG, "Failed to restorecon"); 9162 return false; 9163 } 9164 9165 // Reflect the rename internally 9166 codeFile = afterCodeFile; 9167 resourceFile = afterCodeFile; 9168 9169 // Reflect the rename in scanned details 9170 pkg.codePath = afterCodeFile.getAbsolutePath(); 9171 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9172 pkg.baseCodePath); 9173 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9174 pkg.splitCodePaths); 9175 9176 // Reflect the rename in app info 9177 pkg.applicationInfo.setCodePath(pkg.codePath); 9178 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9179 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9180 pkg.applicationInfo.setResourcePath(pkg.codePath); 9181 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9182 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9183 9184 return true; 9185 } 9186 } 9187 9188 int doPostInstall(int status, int uid) { 9189 if (status != PackageManager.INSTALL_SUCCEEDED) { 9190 cleanUp(); 9191 } 9192 return status; 9193 } 9194 9195 @Override 9196 String getCodePath() { 9197 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9198 } 9199 9200 @Override 9201 String getResourcePath() { 9202 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9203 } 9204 9205 @Override 9206 String getLegacyNativeLibraryPath() { 9207 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9208 } 9209 9210 private boolean cleanUp() { 9211 if (codeFile == null || !codeFile.exists()) { 9212 return false; 9213 } 9214 9215 if (codeFile.isDirectory()) { 9216 FileUtils.deleteContents(codeFile); 9217 } 9218 codeFile.delete(); 9219 9220 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9221 resourceFile.delete(); 9222 } 9223 9224 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9225 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9226 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9227 } 9228 legacyNativeLibraryPath.delete(); 9229 } 9230 9231 return true; 9232 } 9233 9234 void cleanUpResourcesLI() { 9235 // Try enumerating all code paths before deleting 9236 List<String> allCodePaths = Collections.EMPTY_LIST; 9237 if (codeFile != null && codeFile.exists()) { 9238 try { 9239 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9240 allCodePaths = pkg.getAllCodePaths(); 9241 } catch (PackageParserException e) { 9242 // Ignored; we tried our best 9243 } 9244 } 9245 9246 cleanUp(); 9247 9248 if (!allCodePaths.isEmpty()) { 9249 if (instructionSets == null) { 9250 throw new IllegalStateException("instructionSet == null"); 9251 } 9252 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9253 for (String codePath : allCodePaths) { 9254 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9255 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9256 if (retCode < 0) { 9257 Slog.w(TAG, "Couldn't remove dex file for package: " 9258 + " at location " + codePath + ", retcode=" + retCode); 9259 // we don't consider this to be a failure of the core package deletion 9260 } 9261 } 9262 } 9263 } 9264 } 9265 9266 boolean doPostDeleteLI(boolean delete) { 9267 // XXX err, shouldn't we respect the delete flag? 9268 cleanUpResourcesLI(); 9269 return true; 9270 } 9271 } 9272 9273 private boolean isAsecExternal(String cid) { 9274 final String asecPath = PackageHelper.getSdFilesystem(cid); 9275 return !asecPath.startsWith(mAsecInternalPath); 9276 } 9277 9278 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9279 PackageManagerException { 9280 if (copyRet < 0) { 9281 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9282 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9283 throw new PackageManagerException(copyRet, message); 9284 } 9285 } 9286 } 9287 9288 /** 9289 * Extract the MountService "container ID" from the full code path of an 9290 * .apk. 9291 */ 9292 static String cidFromCodePath(String fullCodePath) { 9293 int eidx = fullCodePath.lastIndexOf("/"); 9294 String subStr1 = fullCodePath.substring(0, eidx); 9295 int sidx = subStr1.lastIndexOf("/"); 9296 return subStr1.substring(sidx+1, eidx); 9297 } 9298 9299 /** 9300 * Logic to handle installation of ASEC applications, including copying and 9301 * renaming logic. 9302 */ 9303 class AsecInstallArgs extends InstallArgs { 9304 static final String RES_FILE_NAME = "pkg.apk"; 9305 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9306 9307 String cid; 9308 String packagePath; 9309 String resourcePath; 9310 String legacyNativeLibraryDir; 9311 9312 /** New install */ 9313 AsecInstallArgs(InstallParams params) { 9314 super(params.origin, params.observer, params.installFlags, 9315 params.installerPackageName, params.getManifestDigest(), 9316 params.getUser(), null /* instruction sets */, 9317 params.packageAbiOverride); 9318 } 9319 9320 /** Existing install */ 9321 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9322 boolean isExternal, boolean isForwardLocked) { 9323 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9324 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9325 instructionSets, null); 9326 // Hackily pretend we're still looking at a full code path 9327 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9328 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9329 } 9330 9331 // Extract cid from fullCodePath 9332 int eidx = fullCodePath.lastIndexOf("/"); 9333 String subStr1 = fullCodePath.substring(0, eidx); 9334 int sidx = subStr1.lastIndexOf("/"); 9335 cid = subStr1.substring(sidx+1, eidx); 9336 setMountPath(subStr1); 9337 } 9338 9339 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9340 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9341 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9342 instructionSets, null); 9343 this.cid = cid; 9344 setMountPath(PackageHelper.getSdDir(cid)); 9345 } 9346 9347 void createCopyFile() { 9348 cid = mInstallerService.allocateExternalStageCidLegacy(); 9349 } 9350 9351 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9352 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9353 abiOverride); 9354 9355 final File target; 9356 if (isExternal()) { 9357 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9358 } else { 9359 target = Environment.getDataDirectory(); 9360 } 9361 9362 final StorageManager storage = StorageManager.from(mContext); 9363 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9364 } 9365 9366 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9367 if (origin.staged) { 9368 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9369 cid = origin.cid; 9370 setMountPath(PackageHelper.getSdDir(cid)); 9371 return PackageManager.INSTALL_SUCCEEDED; 9372 } 9373 9374 if (temp) { 9375 createCopyFile(); 9376 } else { 9377 /* 9378 * Pre-emptively destroy the container since it's destroyed if 9379 * copying fails due to it existing anyway. 9380 */ 9381 PackageHelper.destroySdDir(cid); 9382 } 9383 9384 final String newMountPath = imcs.copyPackageToContainer( 9385 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9386 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9387 9388 if (newMountPath != null) { 9389 setMountPath(newMountPath); 9390 return PackageManager.INSTALL_SUCCEEDED; 9391 } else { 9392 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9393 } 9394 } 9395 9396 @Override 9397 String getCodePath() { 9398 return packagePath; 9399 } 9400 9401 @Override 9402 String getResourcePath() { 9403 return resourcePath; 9404 } 9405 9406 @Override 9407 String getLegacyNativeLibraryPath() { 9408 return legacyNativeLibraryDir; 9409 } 9410 9411 int doPreInstall(int status) { 9412 if (status != PackageManager.INSTALL_SUCCEEDED) { 9413 // Destroy container 9414 PackageHelper.destroySdDir(cid); 9415 } else { 9416 boolean mounted = PackageHelper.isContainerMounted(cid); 9417 if (!mounted) { 9418 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9419 Process.SYSTEM_UID); 9420 if (newMountPath != null) { 9421 setMountPath(newMountPath); 9422 } else { 9423 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9424 } 9425 } 9426 } 9427 return status; 9428 } 9429 9430 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9431 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9432 String newMountPath = null; 9433 if (PackageHelper.isContainerMounted(cid)) { 9434 // Unmount the container 9435 if (!PackageHelper.unMountSdDir(cid)) { 9436 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9437 return false; 9438 } 9439 } 9440 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9441 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9442 " which might be stale. Will try to clean up."); 9443 // Clean up the stale container and proceed to recreate. 9444 if (!PackageHelper.destroySdDir(newCacheId)) { 9445 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9446 return false; 9447 } 9448 // Successfully cleaned up stale container. Try to rename again. 9449 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9450 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9451 + " inspite of cleaning it up."); 9452 return false; 9453 } 9454 } 9455 if (!PackageHelper.isContainerMounted(newCacheId)) { 9456 Slog.w(TAG, "Mounting container " + newCacheId); 9457 newMountPath = PackageHelper.mountSdDir(newCacheId, 9458 getEncryptKey(), Process.SYSTEM_UID); 9459 } else { 9460 newMountPath = PackageHelper.getSdDir(newCacheId); 9461 } 9462 if (newMountPath == null) { 9463 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9464 return false; 9465 } 9466 Log.i(TAG, "Succesfully renamed " + cid + 9467 " to " + newCacheId + 9468 " at new path: " + newMountPath); 9469 cid = newCacheId; 9470 9471 final File beforeCodeFile = new File(packagePath); 9472 setMountPath(newMountPath); 9473 final File afterCodeFile = new File(packagePath); 9474 9475 // Reflect the rename in scanned details 9476 pkg.codePath = afterCodeFile.getAbsolutePath(); 9477 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9478 pkg.baseCodePath); 9479 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9480 pkg.splitCodePaths); 9481 9482 // Reflect the rename in app info 9483 pkg.applicationInfo.setCodePath(pkg.codePath); 9484 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9485 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9486 pkg.applicationInfo.setResourcePath(pkg.codePath); 9487 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9488 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9489 9490 return true; 9491 } 9492 9493 private void setMountPath(String mountPath) { 9494 final File mountFile = new File(mountPath); 9495 9496 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9497 if (monolithicFile.exists()) { 9498 packagePath = monolithicFile.getAbsolutePath(); 9499 if (isFwdLocked()) { 9500 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9501 } else { 9502 resourcePath = packagePath; 9503 } 9504 } else { 9505 packagePath = mountFile.getAbsolutePath(); 9506 resourcePath = packagePath; 9507 } 9508 9509 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9510 } 9511 9512 int doPostInstall(int status, int uid) { 9513 if (status != PackageManager.INSTALL_SUCCEEDED) { 9514 cleanUp(); 9515 } else { 9516 final int groupOwner; 9517 final String protectedFile; 9518 if (isFwdLocked()) { 9519 groupOwner = UserHandle.getSharedAppGid(uid); 9520 protectedFile = RES_FILE_NAME; 9521 } else { 9522 groupOwner = -1; 9523 protectedFile = null; 9524 } 9525 9526 if (uid < Process.FIRST_APPLICATION_UID 9527 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9528 Slog.e(TAG, "Failed to finalize " + cid); 9529 PackageHelper.destroySdDir(cid); 9530 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9531 } 9532 9533 boolean mounted = PackageHelper.isContainerMounted(cid); 9534 if (!mounted) { 9535 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9536 } 9537 } 9538 return status; 9539 } 9540 9541 private void cleanUp() { 9542 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9543 9544 // Destroy secure container 9545 PackageHelper.destroySdDir(cid); 9546 } 9547 9548 private List<String> getAllCodePaths() { 9549 final File codeFile = new File(getCodePath()); 9550 if (codeFile != null && codeFile.exists()) { 9551 try { 9552 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9553 return pkg.getAllCodePaths(); 9554 } catch (PackageParserException e) { 9555 // Ignored; we tried our best 9556 } 9557 } 9558 return Collections.EMPTY_LIST; 9559 } 9560 9561 void cleanUpResourcesLI() { 9562 // Enumerate all code paths before deleting 9563 cleanUpResourcesLI(getAllCodePaths()); 9564 } 9565 9566 private void cleanUpResourcesLI(List<String> allCodePaths) { 9567 cleanUp(); 9568 9569 if (!allCodePaths.isEmpty()) { 9570 if (instructionSets == null) { 9571 throw new IllegalStateException("instructionSet == null"); 9572 } 9573 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9574 for (String codePath : allCodePaths) { 9575 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9576 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9577 if (retCode < 0) { 9578 Slog.w(TAG, "Couldn't remove dex file for package: " 9579 + " at location " + codePath + ", retcode=" + retCode); 9580 // we don't consider this to be a failure of the core package deletion 9581 } 9582 } 9583 } 9584 } 9585 } 9586 9587 boolean matchContainer(String app) { 9588 if (cid.startsWith(app)) { 9589 return true; 9590 } 9591 return false; 9592 } 9593 9594 String getPackageName() { 9595 return getAsecPackageName(cid); 9596 } 9597 9598 boolean doPostDeleteLI(boolean delete) { 9599 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9600 final List<String> allCodePaths = getAllCodePaths(); 9601 boolean mounted = PackageHelper.isContainerMounted(cid); 9602 if (mounted) { 9603 // Unmount first 9604 if (PackageHelper.unMountSdDir(cid)) { 9605 mounted = false; 9606 } 9607 } 9608 if (!mounted && delete) { 9609 cleanUpResourcesLI(allCodePaths); 9610 } 9611 return !mounted; 9612 } 9613 9614 @Override 9615 int doPreCopy() { 9616 if (isFwdLocked()) { 9617 if (!PackageHelper.fixSdPermissions(cid, 9618 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9619 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9620 } 9621 } 9622 9623 return PackageManager.INSTALL_SUCCEEDED; 9624 } 9625 9626 @Override 9627 int doPostCopy(int uid) { 9628 if (isFwdLocked()) { 9629 if (uid < Process.FIRST_APPLICATION_UID 9630 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9631 RES_FILE_NAME)) { 9632 Slog.e(TAG, "Failed to finalize " + cid); 9633 PackageHelper.destroySdDir(cid); 9634 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9635 } 9636 } 9637 9638 return PackageManager.INSTALL_SUCCEEDED; 9639 } 9640 } 9641 9642 static String getAsecPackageName(String packageCid) { 9643 int idx = packageCid.lastIndexOf("-"); 9644 if (idx == -1) { 9645 return packageCid; 9646 } 9647 return packageCid.substring(0, idx); 9648 } 9649 9650 // Utility method used to create code paths based on package name and available index. 9651 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9652 String idxStr = ""; 9653 int idx = 1; 9654 // Fall back to default value of idx=1 if prefix is not 9655 // part of oldCodePath 9656 if (oldCodePath != null) { 9657 String subStr = oldCodePath; 9658 // Drop the suffix right away 9659 if (suffix != null && subStr.endsWith(suffix)) { 9660 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9661 } 9662 // If oldCodePath already contains prefix find out the 9663 // ending index to either increment or decrement. 9664 int sidx = subStr.lastIndexOf(prefix); 9665 if (sidx != -1) { 9666 subStr = subStr.substring(sidx + prefix.length()); 9667 if (subStr != null) { 9668 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9669 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9670 } 9671 try { 9672 idx = Integer.parseInt(subStr); 9673 if (idx <= 1) { 9674 idx++; 9675 } else { 9676 idx--; 9677 } 9678 } catch(NumberFormatException e) { 9679 } 9680 } 9681 } 9682 } 9683 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9684 return prefix + idxStr; 9685 } 9686 9687 private File getNextCodePath(String packageName) { 9688 int suffix = 1; 9689 File result; 9690 do { 9691 result = new File(mAppInstallDir, packageName + "-" + suffix); 9692 suffix++; 9693 } while (result.exists()); 9694 return result; 9695 } 9696 9697 // Utility method used to ignore ADD/REMOVE events 9698 // by directory observer. 9699 private static boolean ignoreCodePath(String fullPathStr) { 9700 String apkName = deriveCodePathName(fullPathStr); 9701 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9702 if (idx != -1 && ((idx+1) < apkName.length())) { 9703 // Make sure the package ends with a numeral 9704 String version = apkName.substring(idx+1); 9705 try { 9706 Integer.parseInt(version); 9707 return true; 9708 } catch (NumberFormatException e) {} 9709 } 9710 return false; 9711 } 9712 9713 // Utility method that returns the relative package path with respect 9714 // to the installation directory. Like say for /data/data/com.test-1.apk 9715 // string com.test-1 is returned. 9716 static String deriveCodePathName(String codePath) { 9717 if (codePath == null) { 9718 return null; 9719 } 9720 final File codeFile = new File(codePath); 9721 final String name = codeFile.getName(); 9722 if (codeFile.isDirectory()) { 9723 return name; 9724 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9725 final int lastDot = name.lastIndexOf('.'); 9726 return name.substring(0, lastDot); 9727 } else { 9728 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9729 return null; 9730 } 9731 } 9732 9733 class PackageInstalledInfo { 9734 String name; 9735 int uid; 9736 // The set of users that originally had this package installed. 9737 int[] origUsers; 9738 // The set of users that now have this package installed. 9739 int[] newUsers; 9740 PackageParser.Package pkg; 9741 int returnCode; 9742 String returnMsg; 9743 PackageRemovedInfo removedInfo; 9744 9745 public void setError(int code, String msg) { 9746 returnCode = code; 9747 returnMsg = msg; 9748 Slog.w(TAG, msg); 9749 } 9750 9751 public void setError(String msg, PackageParserException e) { 9752 returnCode = e.error; 9753 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9754 Slog.w(TAG, msg, e); 9755 } 9756 9757 public void setError(String msg, PackageManagerException e) { 9758 returnCode = e.error; 9759 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9760 Slog.w(TAG, msg, e); 9761 } 9762 9763 // In some error cases we want to convey more info back to the observer 9764 String origPackage; 9765 String origPermission; 9766 } 9767 9768 /* 9769 * Install a non-existing package. 9770 */ 9771 private void installNewPackageLI(PackageParser.Package pkg, 9772 int parseFlags, int scanFlags, UserHandle user, 9773 String installerPackageName, PackageInstalledInfo res) { 9774 // Remember this for later, in case we need to rollback this install 9775 String pkgName = pkg.packageName; 9776 9777 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9778 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9779 synchronized(mPackages) { 9780 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9781 // A package with the same name is already installed, though 9782 // it has been renamed to an older name. The package we 9783 // are trying to install should be installed as an update to 9784 // the existing one, but that has not been requested, so bail. 9785 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9786 + " without first uninstalling package running as " 9787 + mSettings.mRenamedPackages.get(pkgName)); 9788 return; 9789 } 9790 if (mPackages.containsKey(pkgName)) { 9791 // Don't allow installation over an existing package with the same name. 9792 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9793 + " without first uninstalling."); 9794 return; 9795 } 9796 } 9797 9798 try { 9799 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9800 System.currentTimeMillis(), user); 9801 9802 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9803 // delete the partially installed application. the data directory will have to be 9804 // restored if it was already existing 9805 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9806 // remove package from internal structures. Note that we want deletePackageX to 9807 // delete the package data and cache directories that it created in 9808 // scanPackageLocked, unless those directories existed before we even tried to 9809 // install. 9810 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9811 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9812 res.removedInfo, true); 9813 } 9814 9815 } catch (PackageManagerException e) { 9816 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9817 } 9818 } 9819 9820 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9821 // Upgrade keysets are being used. Determine if new package has a superset of the 9822 // required keys. 9823 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9824 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9825 for (int i = 0; i < upgradeKeySets.length; i++) { 9826 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9827 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9828 return true; 9829 } 9830 } 9831 return false; 9832 } 9833 9834 private void replacePackageLI(PackageParser.Package pkg, 9835 int parseFlags, int scanFlags, UserHandle user, 9836 String installerPackageName, PackageInstalledInfo res) { 9837 PackageParser.Package oldPackage; 9838 String pkgName = pkg.packageName; 9839 int[] allUsers; 9840 boolean[] perUserInstalled; 9841 9842 // First find the old package info and check signatures 9843 synchronized(mPackages) { 9844 oldPackage = mPackages.get(pkgName); 9845 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9846 PackageSetting ps = mSettings.mPackages.get(pkgName); 9847 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9848 // default to original signature matching 9849 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9850 != PackageManager.SIGNATURE_MATCH) { 9851 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9852 "New package has a different signature: " + pkgName); 9853 return; 9854 } 9855 } else { 9856 if(!checkUpgradeKeySetLP(ps, pkg)) { 9857 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9858 "New package not signed by keys specified by upgrade-keysets: " 9859 + pkgName); 9860 return; 9861 } 9862 } 9863 9864 // In case of rollback, remember per-user/profile install state 9865 allUsers = sUserManager.getUserIds(); 9866 perUserInstalled = new boolean[allUsers.length]; 9867 for (int i = 0; i < allUsers.length; i++) { 9868 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9869 } 9870 } 9871 9872 boolean sysPkg = (isSystemApp(oldPackage)); 9873 if (sysPkg) { 9874 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9875 user, allUsers, perUserInstalled, installerPackageName, res); 9876 } else { 9877 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9878 user, allUsers, perUserInstalled, installerPackageName, res); 9879 } 9880 } 9881 9882 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9883 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9884 int[] allUsers, boolean[] perUserInstalled, 9885 String installerPackageName, PackageInstalledInfo res) { 9886 String pkgName = deletedPackage.packageName; 9887 boolean deletedPkg = true; 9888 boolean updatedSettings = false; 9889 9890 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9891 + deletedPackage); 9892 long origUpdateTime; 9893 if (pkg.mExtras != null) { 9894 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9895 } else { 9896 origUpdateTime = 0; 9897 } 9898 9899 // First delete the existing package while retaining the data directory 9900 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9901 res.removedInfo, true)) { 9902 // If the existing package wasn't successfully deleted 9903 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9904 deletedPkg = false; 9905 } else { 9906 // Successfully deleted the old package; proceed with replace. 9907 9908 // If deleted package lived in a container, give users a chance to 9909 // relinquish resources before killing. 9910 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9911 if (DEBUG_INSTALL) { 9912 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9913 } 9914 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9915 final ArrayList<String> pkgList = new ArrayList<String>(1); 9916 pkgList.add(deletedPackage.applicationInfo.packageName); 9917 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9918 } 9919 9920 deleteCodeCacheDirsLI(pkgName); 9921 try { 9922 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9923 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9924 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9925 updatedSettings = true; 9926 } catch (PackageManagerException e) { 9927 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9928 } 9929 } 9930 9931 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9932 // remove package from internal structures. Note that we want deletePackageX to 9933 // delete the package data and cache directories that it created in 9934 // scanPackageLocked, unless those directories existed before we even tried to 9935 // install. 9936 if(updatedSettings) { 9937 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9938 deletePackageLI( 9939 pkgName, null, true, allUsers, perUserInstalled, 9940 PackageManager.DELETE_KEEP_DATA, 9941 res.removedInfo, true); 9942 } 9943 // Since we failed to install the new package we need to restore the old 9944 // package that we deleted. 9945 if (deletedPkg) { 9946 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9947 File restoreFile = new File(deletedPackage.codePath); 9948 // Parse old package 9949 boolean oldOnSd = isExternal(deletedPackage); 9950 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9951 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9952 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9953 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 9954 try { 9955 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 9956 } catch (PackageManagerException e) { 9957 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 9958 + e.getMessage()); 9959 return; 9960 } 9961 // Restore of old package succeeded. Update permissions. 9962 // writer 9963 synchronized (mPackages) { 9964 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9965 UPDATE_PERMISSIONS_ALL); 9966 // can downgrade to reader 9967 mSettings.writeLPr(); 9968 } 9969 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9970 } 9971 } 9972 } 9973 9974 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9975 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9976 int[] allUsers, boolean[] perUserInstalled, 9977 String installerPackageName, PackageInstalledInfo res) { 9978 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 9979 + ", old=" + deletedPackage); 9980 boolean updatedSettings = false; 9981 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 9982 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 9983 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9984 } 9985 String packageName = deletedPackage.packageName; 9986 if (packageName == null) { 9987 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 9988 "Attempt to delete null packageName."); 9989 return; 9990 } 9991 PackageParser.Package oldPkg; 9992 PackageSetting oldPkgSetting; 9993 // reader 9994 synchronized (mPackages) { 9995 oldPkg = mPackages.get(packageName); 9996 oldPkgSetting = mSettings.mPackages.get(packageName); 9997 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 9998 (oldPkgSetting == null)) { 9999 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10000 "Couldn't find package:" + packageName + " information"); 10001 return; 10002 } 10003 } 10004 10005 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10006 10007 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10008 res.removedInfo.removedPackage = packageName; 10009 // Remove existing system package 10010 removePackageLI(oldPkgSetting, true); 10011 // writer 10012 synchronized (mPackages) { 10013 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10014 // We didn't need to disable the .apk as a current system package, 10015 // which means we are replacing another update that is already 10016 // installed. We need to make sure to delete the older one's .apk. 10017 res.removedInfo.args = createInstallArgsForExisting(0, 10018 deletedPackage.applicationInfo.getCodePath(), 10019 deletedPackage.applicationInfo.getResourcePath(), 10020 deletedPackage.applicationInfo.nativeLibraryRootDir, 10021 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10022 } else { 10023 res.removedInfo.args = null; 10024 } 10025 } 10026 10027 // Successfully disabled the old package. Now proceed with re-installation 10028 deleteCodeCacheDirsLI(packageName); 10029 10030 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10031 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10032 10033 PackageParser.Package newPackage = null; 10034 try { 10035 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10036 if (newPackage.mExtras != null) { 10037 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10038 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10039 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10040 10041 // is the update attempting to change shared user? that isn't going to work... 10042 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10043 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10044 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10045 + " to " + newPkgSetting.sharedUser); 10046 updatedSettings = true; 10047 } 10048 } 10049 10050 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10051 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10052 updatedSettings = true; 10053 } 10054 10055 } catch (PackageManagerException e) { 10056 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10057 } 10058 10059 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10060 // Re installation failed. Restore old information 10061 // Remove new pkg information 10062 if (newPackage != null) { 10063 removeInstalledPackageLI(newPackage, true); 10064 } 10065 // Add back the old system package 10066 try { 10067 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10068 } catch (PackageManagerException e) { 10069 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10070 } 10071 // Restore the old system information in Settings 10072 synchronized(mPackages) { 10073 if (updatedSettings) { 10074 mSettings.enableSystemPackageLPw(packageName); 10075 mSettings.setInstallerPackageName(packageName, 10076 oldPkgSetting.installerPackageName); 10077 } 10078 mSettings.writeLPr(); 10079 } 10080 } 10081 } 10082 10083 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10084 int[] allUsers, boolean[] perUserInstalled, 10085 PackageInstalledInfo res) { 10086 String pkgName = newPackage.packageName; 10087 synchronized (mPackages) { 10088 //write settings. the installStatus will be incomplete at this stage. 10089 //note that the new package setting would have already been 10090 //added to mPackages. It hasn't been persisted yet. 10091 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10092 mSettings.writeLPr(); 10093 } 10094 10095 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10096 10097 synchronized (mPackages) { 10098 updatePermissionsLPw(newPackage.packageName, newPackage, 10099 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10100 ? UPDATE_PERMISSIONS_ALL : 0)); 10101 // For system-bundled packages, we assume that installing an upgraded version 10102 // of the package implies that the user actually wants to run that new code, 10103 // so we enable the package. 10104 if (isSystemApp(newPackage)) { 10105 // NB: implicit assumption that system package upgrades apply to all users 10106 if (DEBUG_INSTALL) { 10107 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10108 } 10109 PackageSetting ps = mSettings.mPackages.get(pkgName); 10110 if (ps != null) { 10111 if (res.origUsers != null) { 10112 for (int userHandle : res.origUsers) { 10113 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10114 userHandle, installerPackageName); 10115 } 10116 } 10117 // Also convey the prior install/uninstall state 10118 if (allUsers != null && perUserInstalled != null) { 10119 for (int i = 0; i < allUsers.length; i++) { 10120 if (DEBUG_INSTALL) { 10121 Slog.d(TAG, " user " + allUsers[i] 10122 + " => " + perUserInstalled[i]); 10123 } 10124 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10125 } 10126 // these install state changes will be persisted in the 10127 // upcoming call to mSettings.writeLPr(). 10128 } 10129 } 10130 } 10131 res.name = pkgName; 10132 res.uid = newPackage.applicationInfo.uid; 10133 res.pkg = newPackage; 10134 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10135 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10136 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10137 //to update install status 10138 mSettings.writeLPr(); 10139 } 10140 } 10141 10142 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10143 final int installFlags = args.installFlags; 10144 String installerPackageName = args.installerPackageName; 10145 File tmpPackageFile = new File(args.getCodePath()); 10146 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10147 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10148 boolean replace = false; 10149 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10150 // Result object to be returned 10151 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10152 10153 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10154 // Retrieve PackageSettings and parse package 10155 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10156 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10157 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10158 PackageParser pp = new PackageParser(); 10159 pp.setSeparateProcesses(mSeparateProcesses); 10160 pp.setDisplayMetrics(mMetrics); 10161 10162 final PackageParser.Package pkg; 10163 try { 10164 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10165 } catch (PackageParserException e) { 10166 res.setError("Failed parse during installPackageLI", e); 10167 return; 10168 } 10169 10170 // Mark that we have an install time CPU ABI override. 10171 pkg.cpuAbiOverride = args.abiOverride; 10172 10173 String pkgName = res.name = pkg.packageName; 10174 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10175 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10176 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10177 return; 10178 } 10179 } 10180 10181 try { 10182 pp.collectCertificates(pkg, parseFlags); 10183 pp.collectManifestDigest(pkg); 10184 } catch (PackageParserException e) { 10185 res.setError("Failed collect during installPackageLI", e); 10186 return; 10187 } 10188 10189 /* If the installer passed in a manifest digest, compare it now. */ 10190 if (args.manifestDigest != null) { 10191 if (DEBUG_INSTALL) { 10192 final String parsedManifest = pkg.manifestDigest == null ? "null" 10193 : pkg.manifestDigest.toString(); 10194 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10195 + parsedManifest); 10196 } 10197 10198 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10199 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10200 return; 10201 } 10202 } else if (DEBUG_INSTALL) { 10203 final String parsedManifest = pkg.manifestDigest == null 10204 ? "null" : pkg.manifestDigest.toString(); 10205 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10206 } 10207 10208 // Get rid of all references to package scan path via parser. 10209 pp = null; 10210 String oldCodePath = null; 10211 boolean systemApp = false; 10212 synchronized (mPackages) { 10213 // Check whether the newly-scanned package wants to define an already-defined perm 10214 int N = pkg.permissions.size(); 10215 for (int i = N-1; i >= 0; i--) { 10216 PackageParser.Permission perm = pkg.permissions.get(i); 10217 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10218 if (bp != null) { 10219 // If the defining package is signed with our cert, it's okay. This 10220 // also includes the "updating the same package" case, of course. 10221 // "updating same package" could also involve key-rotation. 10222 final boolean sigsOk; 10223 if (!bp.sourcePackage.equals(pkg.packageName) 10224 || !(bp.packageSetting instanceof PackageSetting) 10225 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 10226 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 10227 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 10228 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 10229 } else { 10230 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 10231 } 10232 if (!sigsOk) { 10233 // If the owning package is the system itself, we log but allow 10234 // install to proceed; we fail the install on all other permission 10235 // redefinitions. 10236 if (!bp.sourcePackage.equals("android")) { 10237 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10238 + pkg.packageName + " attempting to redeclare permission " 10239 + perm.info.name + " already owned by " + bp.sourcePackage); 10240 res.origPermission = perm.info.name; 10241 res.origPackage = bp.sourcePackage; 10242 return; 10243 } else { 10244 Slog.w(TAG, "Package " + pkg.packageName 10245 + " attempting to redeclare system permission " 10246 + perm.info.name + "; ignoring new declaration"); 10247 pkg.permissions.remove(i); 10248 } 10249 } 10250 } 10251 } 10252 10253 // Check if installing already existing package 10254 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10255 String oldName = mSettings.mRenamedPackages.get(pkgName); 10256 if (pkg.mOriginalPackages != null 10257 && pkg.mOriginalPackages.contains(oldName) 10258 && mPackages.containsKey(oldName)) { 10259 // This package is derived from an original package, 10260 // and this device has been updating from that original 10261 // name. We must continue using the original name, so 10262 // rename the new package here. 10263 pkg.setPackageName(oldName); 10264 pkgName = pkg.packageName; 10265 replace = true; 10266 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10267 + oldName + " pkgName=" + pkgName); 10268 } else if (mPackages.containsKey(pkgName)) { 10269 // This package, under its official name, already exists 10270 // on the device; we should replace it. 10271 replace = true; 10272 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10273 } 10274 } 10275 PackageSetting ps = mSettings.mPackages.get(pkgName); 10276 if (ps != null) { 10277 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10278 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10279 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10280 systemApp = (ps.pkg.applicationInfo.flags & 10281 ApplicationInfo.FLAG_SYSTEM) != 0; 10282 } 10283 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10284 } 10285 } 10286 10287 if (systemApp && onSd) { 10288 // Disable updates to system apps on sdcard 10289 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10290 "Cannot install updates to system apps on sdcard"); 10291 return; 10292 } 10293 10294 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10295 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10296 return; 10297 } 10298 10299 if (replace) { 10300 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10301 installerPackageName, res); 10302 } else { 10303 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10304 args.user, installerPackageName, res); 10305 } 10306 synchronized (mPackages) { 10307 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10308 if (ps != null) { 10309 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10310 } 10311 } 10312 } 10313 10314 private static boolean isForwardLocked(PackageParser.Package pkg) { 10315 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10316 } 10317 10318 private static boolean isForwardLocked(ApplicationInfo info) { 10319 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10320 } 10321 10322 private boolean isForwardLocked(PackageSetting ps) { 10323 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10324 } 10325 10326 private static boolean isMultiArch(PackageSetting ps) { 10327 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10328 } 10329 10330 private static boolean isMultiArch(ApplicationInfo info) { 10331 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10332 } 10333 10334 private static boolean isExternal(PackageParser.Package pkg) { 10335 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10336 } 10337 10338 private static boolean isExternal(PackageSetting ps) { 10339 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10340 } 10341 10342 private static boolean isExternal(ApplicationInfo info) { 10343 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10344 } 10345 10346 private static boolean isSystemApp(PackageParser.Package pkg) { 10347 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10348 } 10349 10350 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10351 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10352 } 10353 10354 private static boolean isSystemApp(ApplicationInfo info) { 10355 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10356 } 10357 10358 private static boolean isSystemApp(PackageSetting ps) { 10359 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10360 } 10361 10362 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10363 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10364 } 10365 10366 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10367 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10368 } 10369 10370 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10371 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10372 } 10373 10374 private int packageFlagsToInstallFlags(PackageSetting ps) { 10375 int installFlags = 0; 10376 if (isExternal(ps)) { 10377 installFlags |= PackageManager.INSTALL_EXTERNAL; 10378 } 10379 if (isForwardLocked(ps)) { 10380 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10381 } 10382 return installFlags; 10383 } 10384 10385 private void deleteTempPackageFiles() { 10386 final FilenameFilter filter = new FilenameFilter() { 10387 public boolean accept(File dir, String name) { 10388 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10389 } 10390 }; 10391 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10392 file.delete(); 10393 } 10394 } 10395 10396 @Override 10397 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10398 int flags) { 10399 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10400 flags); 10401 } 10402 10403 @Override 10404 public void deletePackage(final String packageName, 10405 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10406 mContext.enforceCallingOrSelfPermission( 10407 android.Manifest.permission.DELETE_PACKAGES, null); 10408 final int uid = Binder.getCallingUid(); 10409 if (UserHandle.getUserId(uid) != userId) { 10410 mContext.enforceCallingPermission( 10411 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10412 "deletePackage for user " + userId); 10413 } 10414 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10415 try { 10416 observer.onPackageDeleted(packageName, 10417 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10418 } catch (RemoteException re) { 10419 } 10420 return; 10421 } 10422 10423 boolean uninstallBlocked = false; 10424 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10425 int[] users = sUserManager.getUserIds(); 10426 for (int i = 0; i < users.length; ++i) { 10427 if (getBlockUninstallForUser(packageName, users[i])) { 10428 uninstallBlocked = true; 10429 break; 10430 } 10431 } 10432 } else { 10433 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10434 } 10435 if (uninstallBlocked) { 10436 try { 10437 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10438 null); 10439 } catch (RemoteException re) { 10440 } 10441 return; 10442 } 10443 10444 if (DEBUG_REMOVE) { 10445 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10446 } 10447 // Queue up an async operation since the package deletion may take a little while. 10448 mHandler.post(new Runnable() { 10449 public void run() { 10450 mHandler.removeCallbacks(this); 10451 final int returnCode = deletePackageX(packageName, userId, flags); 10452 if (observer != null) { 10453 try { 10454 observer.onPackageDeleted(packageName, returnCode, null); 10455 } catch (RemoteException e) { 10456 Log.i(TAG, "Observer no longer exists."); 10457 } //end catch 10458 } //end if 10459 } //end run 10460 }); 10461 } 10462 10463 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10464 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10465 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10466 try { 10467 if (dpm != null) { 10468 if (dpm.isDeviceOwner(packageName)) { 10469 return true; 10470 } 10471 int[] users; 10472 if (userId == UserHandle.USER_ALL) { 10473 users = sUserManager.getUserIds(); 10474 } else { 10475 users = new int[]{userId}; 10476 } 10477 for (int i = 0; i < users.length; ++i) { 10478 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 10479 return true; 10480 } 10481 } 10482 } 10483 } catch (RemoteException e) { 10484 } 10485 return false; 10486 } 10487 10488 /** 10489 * This method is an internal method that could be get invoked either 10490 * to delete an installed package or to clean up a failed installation. 10491 * After deleting an installed package, a broadcast is sent to notify any 10492 * listeners that the package has been installed. For cleaning up a failed 10493 * installation, the broadcast is not necessary since the package's 10494 * installation wouldn't have sent the initial broadcast either 10495 * The key steps in deleting a package are 10496 * deleting the package information in internal structures like mPackages, 10497 * deleting the packages base directories through installd 10498 * updating mSettings to reflect current status 10499 * persisting settings for later use 10500 * sending a broadcast if necessary 10501 */ 10502 private int deletePackageX(String packageName, int userId, int flags) { 10503 final PackageRemovedInfo info = new PackageRemovedInfo(); 10504 final boolean res; 10505 10506 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 10507 ? UserHandle.ALL : new UserHandle(userId); 10508 10509 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 10510 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10511 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10512 } 10513 10514 boolean removedForAllUsers = false; 10515 boolean systemUpdate = false; 10516 10517 // for the uninstall-updates case and restricted profiles, remember the per- 10518 // userhandle installed state 10519 int[] allUsers; 10520 boolean[] perUserInstalled; 10521 synchronized (mPackages) { 10522 PackageSetting ps = mSettings.mPackages.get(packageName); 10523 allUsers = sUserManager.getUserIds(); 10524 perUserInstalled = new boolean[allUsers.length]; 10525 for (int i = 0; i < allUsers.length; i++) { 10526 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10527 } 10528 } 10529 10530 synchronized (mInstallLock) { 10531 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10532 res = deletePackageLI(packageName, removeForUser, 10533 true, allUsers, perUserInstalled, 10534 flags | REMOVE_CHATTY, info, true); 10535 systemUpdate = info.isRemovedPackageSystemUpdate; 10536 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10537 removedForAllUsers = true; 10538 } 10539 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10540 + " removedForAllUsers=" + removedForAllUsers); 10541 } 10542 10543 if (res) { 10544 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10545 10546 // If the removed package was a system update, the old system package 10547 // was re-enabled; we need to broadcast this information 10548 if (systemUpdate) { 10549 Bundle extras = new Bundle(1); 10550 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10551 ? info.removedAppId : info.uid); 10552 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10553 10554 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10555 extras, null, null, null); 10556 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10557 extras, null, null, null); 10558 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10559 null, packageName, null, null); 10560 } 10561 } 10562 // Force a gc here. 10563 Runtime.getRuntime().gc(); 10564 // Delete the resources here after sending the broadcast to let 10565 // other processes clean up before deleting resources. 10566 if (info.args != null) { 10567 synchronized (mInstallLock) { 10568 info.args.doPostDeleteLI(true); 10569 } 10570 } 10571 10572 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10573 } 10574 10575 static class PackageRemovedInfo { 10576 String removedPackage; 10577 int uid = -1; 10578 int removedAppId = -1; 10579 int[] removedUsers = null; 10580 boolean isRemovedPackageSystemUpdate = false; 10581 // Clean up resources deleted packages. 10582 InstallArgs args = null; 10583 10584 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10585 Bundle extras = new Bundle(1); 10586 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10587 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10588 if (replacing) { 10589 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10590 } 10591 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10592 if (removedPackage != null) { 10593 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10594 extras, null, null, removedUsers); 10595 if (fullRemove && !replacing) { 10596 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10597 extras, null, null, removedUsers); 10598 } 10599 } 10600 if (removedAppId >= 0) { 10601 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10602 removedUsers); 10603 } 10604 } 10605 } 10606 10607 /* 10608 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10609 * flag is not set, the data directory is removed as well. 10610 * make sure this flag is set for partially installed apps. If not its meaningless to 10611 * delete a partially installed application. 10612 */ 10613 private void removePackageDataLI(PackageSetting ps, 10614 int[] allUserHandles, boolean[] perUserInstalled, 10615 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10616 String packageName = ps.name; 10617 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10618 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10619 // Retrieve object to delete permissions for shared user later on 10620 final PackageSetting deletedPs; 10621 // reader 10622 synchronized (mPackages) { 10623 deletedPs = mSettings.mPackages.get(packageName); 10624 if (outInfo != null) { 10625 outInfo.removedPackage = packageName; 10626 outInfo.removedUsers = deletedPs != null 10627 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10628 : null; 10629 } 10630 } 10631 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10632 removeDataDirsLI(packageName); 10633 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10634 } 10635 // writer 10636 synchronized (mPackages) { 10637 if (deletedPs != null) { 10638 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10639 if (outInfo != null) { 10640 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10641 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10642 } 10643 if (deletedPs != null) { 10644 updatePermissionsLPw(deletedPs.name, null, 0); 10645 if (deletedPs.sharedUser != null) { 10646 // remove permissions associated with package 10647 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10648 } 10649 } 10650 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10651 } 10652 // make sure to preserve per-user disabled state if this removal was just 10653 // a downgrade of a system app to the factory package 10654 if (allUserHandles != null && perUserInstalled != null) { 10655 if (DEBUG_REMOVE) { 10656 Slog.d(TAG, "Propagating install state across downgrade"); 10657 } 10658 for (int i = 0; i < allUserHandles.length; i++) { 10659 if (DEBUG_REMOVE) { 10660 Slog.d(TAG, " user " + allUserHandles[i] 10661 + " => " + perUserInstalled[i]); 10662 } 10663 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10664 } 10665 } 10666 } 10667 // can downgrade to reader 10668 if (writeSettings) { 10669 // Save settings now 10670 mSettings.writeLPr(); 10671 } 10672 } 10673 if (outInfo != null) { 10674 // A user ID was deleted here. Go through all users and remove it 10675 // from KeyStore. 10676 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10677 } 10678 } 10679 10680 static boolean locationIsPrivileged(File path) { 10681 try { 10682 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10683 .getCanonicalPath(); 10684 return path.getCanonicalPath().startsWith(privilegedAppDir); 10685 } catch (IOException e) { 10686 Slog.e(TAG, "Unable to access code path " + path); 10687 } 10688 return false; 10689 } 10690 10691 /* 10692 * Tries to delete system package. 10693 */ 10694 private boolean deleteSystemPackageLI(PackageSetting newPs, 10695 int[] allUserHandles, boolean[] perUserInstalled, 10696 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10697 final boolean applyUserRestrictions 10698 = (allUserHandles != null) && (perUserInstalled != null); 10699 PackageSetting disabledPs = null; 10700 // Confirm if the system package has been updated 10701 // An updated system app can be deleted. This will also have to restore 10702 // the system pkg from system partition 10703 // reader 10704 synchronized (mPackages) { 10705 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10706 } 10707 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10708 + " disabledPs=" + disabledPs); 10709 if (disabledPs == null) { 10710 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10711 return false; 10712 } else if (DEBUG_REMOVE) { 10713 Slog.d(TAG, "Deleting system pkg from data partition"); 10714 } 10715 if (DEBUG_REMOVE) { 10716 if (applyUserRestrictions) { 10717 Slog.d(TAG, "Remembering install states:"); 10718 for (int i = 0; i < allUserHandles.length; i++) { 10719 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10720 } 10721 } 10722 } 10723 // Delete the updated package 10724 outInfo.isRemovedPackageSystemUpdate = true; 10725 if (disabledPs.versionCode < newPs.versionCode) { 10726 // Delete data for downgrades 10727 flags &= ~PackageManager.DELETE_KEEP_DATA; 10728 } else { 10729 // Preserve data by setting flag 10730 flags |= PackageManager.DELETE_KEEP_DATA; 10731 } 10732 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10733 allUserHandles, perUserInstalled, outInfo, writeSettings); 10734 if (!ret) { 10735 return false; 10736 } 10737 // writer 10738 synchronized (mPackages) { 10739 // Reinstate the old system package 10740 mSettings.enableSystemPackageLPw(newPs.name); 10741 // Remove any native libraries from the upgraded package. 10742 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10743 } 10744 // Install the system package 10745 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10746 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10747 if (locationIsPrivileged(disabledPs.codePath)) { 10748 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10749 } 10750 10751 final PackageParser.Package newPkg; 10752 try { 10753 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10754 } catch (PackageManagerException e) { 10755 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10756 return false; 10757 } 10758 10759 // writer 10760 synchronized (mPackages) { 10761 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10762 updatePermissionsLPw(newPkg.packageName, newPkg, 10763 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10764 if (applyUserRestrictions) { 10765 if (DEBUG_REMOVE) { 10766 Slog.d(TAG, "Propagating install state across reinstall"); 10767 } 10768 for (int i = 0; i < allUserHandles.length; i++) { 10769 if (DEBUG_REMOVE) { 10770 Slog.d(TAG, " user " + allUserHandles[i] 10771 + " => " + perUserInstalled[i]); 10772 } 10773 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10774 } 10775 // Regardless of writeSettings we need to ensure that this restriction 10776 // state propagation is persisted 10777 mSettings.writeAllUsersPackageRestrictionsLPr(); 10778 } 10779 // can downgrade to reader here 10780 if (writeSettings) { 10781 mSettings.writeLPr(); 10782 } 10783 } 10784 return true; 10785 } 10786 10787 private boolean deleteInstalledPackageLI(PackageSetting ps, 10788 boolean deleteCodeAndResources, int flags, 10789 int[] allUserHandles, boolean[] perUserInstalled, 10790 PackageRemovedInfo outInfo, boolean writeSettings) { 10791 if (outInfo != null) { 10792 outInfo.uid = ps.appId; 10793 } 10794 10795 // Delete package data from internal structures and also remove data if flag is set 10796 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10797 10798 // Delete application code and resources 10799 if (deleteCodeAndResources && (outInfo != null)) { 10800 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10801 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10802 getAppDexInstructionSets(ps)); 10803 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10804 } 10805 return true; 10806 } 10807 10808 @Override 10809 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10810 int userId) { 10811 mContext.enforceCallingOrSelfPermission( 10812 android.Manifest.permission.DELETE_PACKAGES, null); 10813 synchronized (mPackages) { 10814 PackageSetting ps = mSettings.mPackages.get(packageName); 10815 if (ps == null) { 10816 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10817 return false; 10818 } 10819 if (!ps.getInstalled(userId)) { 10820 // Can't block uninstall for an app that is not installed or enabled. 10821 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10822 return false; 10823 } 10824 ps.setBlockUninstall(blockUninstall, userId); 10825 mSettings.writePackageRestrictionsLPr(userId); 10826 } 10827 return true; 10828 } 10829 10830 @Override 10831 public boolean getBlockUninstallForUser(String packageName, int userId) { 10832 synchronized (mPackages) { 10833 PackageSetting ps = mSettings.mPackages.get(packageName); 10834 if (ps == null) { 10835 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10836 return false; 10837 } 10838 return ps.getBlockUninstall(userId); 10839 } 10840 } 10841 10842 /* 10843 * This method handles package deletion in general 10844 */ 10845 private boolean deletePackageLI(String packageName, UserHandle user, 10846 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10847 int flags, PackageRemovedInfo outInfo, 10848 boolean writeSettings) { 10849 if (packageName == null) { 10850 Slog.w(TAG, "Attempt to delete null packageName."); 10851 return false; 10852 } 10853 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10854 PackageSetting ps; 10855 boolean dataOnly = false; 10856 int removeUser = -1; 10857 int appId = -1; 10858 synchronized (mPackages) { 10859 ps = mSettings.mPackages.get(packageName); 10860 if (ps == null) { 10861 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10862 return false; 10863 } 10864 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10865 && user.getIdentifier() != UserHandle.USER_ALL) { 10866 // The caller is asking that the package only be deleted for a single 10867 // user. To do this, we just mark its uninstalled state and delete 10868 // its data. If this is a system app, we only allow this to happen if 10869 // they have set the special DELETE_SYSTEM_APP which requests different 10870 // semantics than normal for uninstalling system apps. 10871 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10872 ps.setUserState(user.getIdentifier(), 10873 COMPONENT_ENABLED_STATE_DEFAULT, 10874 false, //installed 10875 true, //stopped 10876 true, //notLaunched 10877 false, //hidden 10878 null, null, null, 10879 false // blockUninstall 10880 ); 10881 if (!isSystemApp(ps)) { 10882 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10883 // Other user still have this package installed, so all 10884 // we need to do is clear this user's data and save that 10885 // it is uninstalled. 10886 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10887 removeUser = user.getIdentifier(); 10888 appId = ps.appId; 10889 mSettings.writePackageRestrictionsLPr(removeUser); 10890 } else { 10891 // We need to set it back to 'installed' so the uninstall 10892 // broadcasts will be sent correctly. 10893 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10894 ps.setInstalled(true, user.getIdentifier()); 10895 } 10896 } else { 10897 // This is a system app, so we assume that the 10898 // other users still have this package installed, so all 10899 // we need to do is clear this user's data and save that 10900 // it is uninstalled. 10901 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10902 removeUser = user.getIdentifier(); 10903 appId = ps.appId; 10904 mSettings.writePackageRestrictionsLPr(removeUser); 10905 } 10906 } 10907 } 10908 10909 if (removeUser >= 0) { 10910 // From above, we determined that we are deleting this only 10911 // for a single user. Continue the work here. 10912 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10913 if (outInfo != null) { 10914 outInfo.removedPackage = packageName; 10915 outInfo.removedAppId = appId; 10916 outInfo.removedUsers = new int[] {removeUser}; 10917 } 10918 mInstaller.clearUserData(packageName, removeUser); 10919 removeKeystoreDataIfNeeded(removeUser, appId); 10920 schedulePackageCleaning(packageName, removeUser, false); 10921 return true; 10922 } 10923 10924 if (dataOnly) { 10925 // Delete application data first 10926 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10927 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10928 return true; 10929 } 10930 10931 boolean ret = false; 10932 if (isSystemApp(ps)) { 10933 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10934 // When an updated system application is deleted we delete the existing resources as well and 10935 // fall back to existing code in system partition 10936 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10937 flags, outInfo, writeSettings); 10938 } else { 10939 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10940 // Kill application pre-emptively especially for apps on sd. 10941 killApplication(packageName, ps.appId, "uninstall pkg"); 10942 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10943 allUserHandles, perUserInstalled, 10944 outInfo, writeSettings); 10945 } 10946 10947 return ret; 10948 } 10949 10950 private final class ClearStorageConnection implements ServiceConnection { 10951 IMediaContainerService mContainerService; 10952 10953 @Override 10954 public void onServiceConnected(ComponentName name, IBinder service) { 10955 synchronized (this) { 10956 mContainerService = IMediaContainerService.Stub.asInterface(service); 10957 notifyAll(); 10958 } 10959 } 10960 10961 @Override 10962 public void onServiceDisconnected(ComponentName name) { 10963 } 10964 } 10965 10966 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10967 final boolean mounted; 10968 if (Environment.isExternalStorageEmulated()) { 10969 mounted = true; 10970 } else { 10971 final String status = Environment.getExternalStorageState(); 10972 10973 mounted = status.equals(Environment.MEDIA_MOUNTED) 10974 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10975 } 10976 10977 if (!mounted) { 10978 return; 10979 } 10980 10981 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10982 int[] users; 10983 if (userId == UserHandle.USER_ALL) { 10984 users = sUserManager.getUserIds(); 10985 } else { 10986 users = new int[] { userId }; 10987 } 10988 final ClearStorageConnection conn = new ClearStorageConnection(); 10989 if (mContext.bindServiceAsUser( 10990 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10991 try { 10992 for (int curUser : users) { 10993 long timeout = SystemClock.uptimeMillis() + 5000; 10994 synchronized (conn) { 10995 long now = SystemClock.uptimeMillis(); 10996 while (conn.mContainerService == null && now < timeout) { 10997 try { 10998 conn.wait(timeout - now); 10999 } catch (InterruptedException e) { 11000 } 11001 } 11002 } 11003 if (conn.mContainerService == null) { 11004 return; 11005 } 11006 11007 final UserEnvironment userEnv = new UserEnvironment(curUser); 11008 clearDirectory(conn.mContainerService, 11009 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11010 if (allData) { 11011 clearDirectory(conn.mContainerService, 11012 userEnv.buildExternalStorageAppDataDirs(packageName)); 11013 clearDirectory(conn.mContainerService, 11014 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11015 } 11016 } 11017 } finally { 11018 mContext.unbindService(conn); 11019 } 11020 } 11021 } 11022 11023 @Override 11024 public void clearApplicationUserData(final String packageName, 11025 final IPackageDataObserver observer, final int userId) { 11026 mContext.enforceCallingOrSelfPermission( 11027 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11028 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 11029 // Queue up an async operation since the package deletion may take a little while. 11030 mHandler.post(new Runnable() { 11031 public void run() { 11032 mHandler.removeCallbacks(this); 11033 final boolean succeeded; 11034 synchronized (mInstallLock) { 11035 succeeded = clearApplicationUserDataLI(packageName, userId); 11036 } 11037 clearExternalStorageDataSync(packageName, userId, true); 11038 if (succeeded) { 11039 // invoke DeviceStorageMonitor's update method to clear any notifications 11040 DeviceStorageMonitorInternal 11041 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11042 if (dsm != null) { 11043 dsm.checkMemory(); 11044 } 11045 } 11046 if(observer != null) { 11047 try { 11048 observer.onRemoveCompleted(packageName, succeeded); 11049 } catch (RemoteException e) { 11050 Log.i(TAG, "Observer no longer exists."); 11051 } 11052 } //end if observer 11053 } //end run 11054 }); 11055 } 11056 11057 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11058 if (packageName == null) { 11059 Slog.w(TAG, "Attempt to delete null packageName."); 11060 return false; 11061 } 11062 11063 // Try finding details about the requested package 11064 PackageParser.Package pkg; 11065 synchronized (mPackages) { 11066 pkg = mPackages.get(packageName); 11067 if (pkg == null) { 11068 final PackageSetting ps = mSettings.mPackages.get(packageName); 11069 if (ps != null) { 11070 pkg = ps.pkg; 11071 } 11072 } 11073 } 11074 11075 if (pkg == null) { 11076 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11077 } 11078 11079 // Always delete data directories for package, even if we found no other 11080 // record of app. This helps users recover from UID mismatches without 11081 // resorting to a full data wipe. 11082 int retCode = mInstaller.clearUserData(packageName, userId); 11083 if (retCode < 0) { 11084 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 11085 return false; 11086 } 11087 11088 if (pkg == null) { 11089 return false; 11090 } 11091 11092 if (pkg != null && pkg.applicationInfo != null) { 11093 final int appId = pkg.applicationInfo.uid; 11094 removeKeystoreDataIfNeeded(userId, appId); 11095 } 11096 11097 // Create a native library symlink only if we have native libraries 11098 // and if the native libraries are 32 bit libraries. We do not provide 11099 // this symlink for 64 bit libraries. 11100 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11101 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11102 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11103 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11104 Slog.w(TAG, "Failed linking native library dir"); 11105 return false; 11106 } 11107 } 11108 11109 return true; 11110 } 11111 11112 /** 11113 * Remove entries from the keystore daemon. Will only remove it if the 11114 * {@code appId} is valid. 11115 */ 11116 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11117 if (appId < 0) { 11118 return; 11119 } 11120 11121 final KeyStore keyStore = KeyStore.getInstance(); 11122 if (keyStore != null) { 11123 if (userId == UserHandle.USER_ALL) { 11124 for (final int individual : sUserManager.getUserIds()) { 11125 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11126 } 11127 } else { 11128 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11129 } 11130 } else { 11131 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11132 } 11133 } 11134 11135 @Override 11136 public void deleteApplicationCacheFiles(final String packageName, 11137 final IPackageDataObserver observer) { 11138 mContext.enforceCallingOrSelfPermission( 11139 android.Manifest.permission.DELETE_CACHE_FILES, null); 11140 // Queue up an async operation since the package deletion may take a little while. 11141 final int userId = UserHandle.getCallingUserId(); 11142 mHandler.post(new Runnable() { 11143 public void run() { 11144 mHandler.removeCallbacks(this); 11145 final boolean succeded; 11146 synchronized (mInstallLock) { 11147 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11148 } 11149 clearExternalStorageDataSync(packageName, userId, false); 11150 if(observer != null) { 11151 try { 11152 observer.onRemoveCompleted(packageName, succeded); 11153 } catch (RemoteException e) { 11154 Log.i(TAG, "Observer no longer exists."); 11155 } 11156 } //end if observer 11157 } //end run 11158 }); 11159 } 11160 11161 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11162 if (packageName == null) { 11163 Slog.w(TAG, "Attempt to delete null packageName."); 11164 return false; 11165 } 11166 PackageParser.Package p; 11167 synchronized (mPackages) { 11168 p = mPackages.get(packageName); 11169 } 11170 if (p == null) { 11171 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11172 return false; 11173 } 11174 final ApplicationInfo applicationInfo = p.applicationInfo; 11175 if (applicationInfo == null) { 11176 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11177 return false; 11178 } 11179 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11180 if (retCode < 0) { 11181 Slog.w(TAG, "Couldn't remove cache files for package: " 11182 + packageName + " u" + userId); 11183 return false; 11184 } 11185 return true; 11186 } 11187 11188 @Override 11189 public void getPackageSizeInfo(final String packageName, int userHandle, 11190 final IPackageStatsObserver observer) { 11191 mContext.enforceCallingOrSelfPermission( 11192 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11193 if (packageName == null) { 11194 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11195 } 11196 11197 PackageStats stats = new PackageStats(packageName, userHandle); 11198 11199 /* 11200 * Queue up an async operation since the package measurement may take a 11201 * little while. 11202 */ 11203 Message msg = mHandler.obtainMessage(INIT_COPY); 11204 msg.obj = new MeasureParams(stats, observer); 11205 mHandler.sendMessage(msg); 11206 } 11207 11208 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11209 PackageStats pStats) { 11210 if (packageName == null) { 11211 Slog.w(TAG, "Attempt to get size of null packageName."); 11212 return false; 11213 } 11214 PackageParser.Package p; 11215 boolean dataOnly = false; 11216 String libDirRoot = null; 11217 String asecPath = null; 11218 PackageSetting ps = null; 11219 synchronized (mPackages) { 11220 p = mPackages.get(packageName); 11221 ps = mSettings.mPackages.get(packageName); 11222 if(p == null) { 11223 dataOnly = true; 11224 if((ps == null) || (ps.pkg == null)) { 11225 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11226 return false; 11227 } 11228 p = ps.pkg; 11229 } 11230 if (ps != null) { 11231 libDirRoot = ps.legacyNativeLibraryPathString; 11232 } 11233 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11234 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11235 if (secureContainerId != null) { 11236 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11237 } 11238 } 11239 } 11240 String publicSrcDir = null; 11241 if(!dataOnly) { 11242 final ApplicationInfo applicationInfo = p.applicationInfo; 11243 if (applicationInfo == null) { 11244 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11245 return false; 11246 } 11247 if (isForwardLocked(p)) { 11248 publicSrcDir = applicationInfo.getBaseResourcePath(); 11249 } 11250 } 11251 // TODO: extend to measure size of split APKs 11252 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11253 // not just the first level. 11254 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11255 // just the primary. 11256 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11257 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11258 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11259 if (res < 0) { 11260 return false; 11261 } 11262 11263 // Fix-up for forward-locked applications in ASEC containers. 11264 if (!isExternal(p)) { 11265 pStats.codeSize += pStats.externalCodeSize; 11266 pStats.externalCodeSize = 0L; 11267 } 11268 11269 return true; 11270 } 11271 11272 11273 @Override 11274 public void addPackageToPreferred(String packageName) { 11275 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11276 } 11277 11278 @Override 11279 public void removePackageFromPreferred(String packageName) { 11280 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11281 } 11282 11283 @Override 11284 public List<PackageInfo> getPreferredPackages(int flags) { 11285 return new ArrayList<PackageInfo>(); 11286 } 11287 11288 private int getUidTargetSdkVersionLockedLPr(int uid) { 11289 Object obj = mSettings.getUserIdLPr(uid); 11290 if (obj instanceof SharedUserSetting) { 11291 final SharedUserSetting sus = (SharedUserSetting) obj; 11292 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11293 final Iterator<PackageSetting> it = sus.packages.iterator(); 11294 while (it.hasNext()) { 11295 final PackageSetting ps = it.next(); 11296 if (ps.pkg != null) { 11297 int v = ps.pkg.applicationInfo.targetSdkVersion; 11298 if (v < vers) vers = v; 11299 } 11300 } 11301 return vers; 11302 } else if (obj instanceof PackageSetting) { 11303 final PackageSetting ps = (PackageSetting) obj; 11304 if (ps.pkg != null) { 11305 return ps.pkg.applicationInfo.targetSdkVersion; 11306 } 11307 } 11308 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11309 } 11310 11311 @Override 11312 public void addPreferredActivity(IntentFilter filter, int match, 11313 ComponentName[] set, ComponentName activity, int userId) { 11314 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11315 "Adding preferred"); 11316 } 11317 11318 private void addPreferredActivityInternal(IntentFilter filter, int match, 11319 ComponentName[] set, ComponentName activity, boolean always, int userId, 11320 String opname) { 11321 // writer 11322 int callingUid = Binder.getCallingUid(); 11323 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 11324 if (filter.countActions() == 0) { 11325 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11326 return; 11327 } 11328 synchronized (mPackages) { 11329 if (mContext.checkCallingOrSelfPermission( 11330 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11331 != PackageManager.PERMISSION_GRANTED) { 11332 if (getUidTargetSdkVersionLockedLPr(callingUid) 11333 < Build.VERSION_CODES.FROYO) { 11334 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11335 + callingUid); 11336 return; 11337 } 11338 mContext.enforceCallingOrSelfPermission( 11339 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11340 } 11341 11342 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11343 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11344 + userId + ":"); 11345 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11346 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11347 mSettings.writePackageRestrictionsLPr(userId); 11348 } 11349 } 11350 11351 @Override 11352 public void replacePreferredActivity(IntentFilter filter, int match, 11353 ComponentName[] set, ComponentName activity, int userId) { 11354 if (filter.countActions() != 1) { 11355 throw new IllegalArgumentException( 11356 "replacePreferredActivity expects filter to have only 1 action."); 11357 } 11358 if (filter.countDataAuthorities() != 0 11359 || filter.countDataPaths() != 0 11360 || filter.countDataSchemes() > 1 11361 || filter.countDataTypes() != 0) { 11362 throw new IllegalArgumentException( 11363 "replacePreferredActivity expects filter to have no data authorities, " + 11364 "paths, or types; and at most one scheme."); 11365 } 11366 11367 final int callingUid = Binder.getCallingUid(); 11368 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 11369 synchronized (mPackages) { 11370 if (mContext.checkCallingOrSelfPermission( 11371 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11372 != PackageManager.PERMISSION_GRANTED) { 11373 if (getUidTargetSdkVersionLockedLPr(callingUid) 11374 < Build.VERSION_CODES.FROYO) { 11375 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11376 + Binder.getCallingUid()); 11377 return; 11378 } 11379 mContext.enforceCallingOrSelfPermission( 11380 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11381 } 11382 11383 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11384 if (pir != null) { 11385 // Get all of the existing entries that exactly match this filter. 11386 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11387 if (existing != null && existing.size() == 1) { 11388 PreferredActivity cur = existing.get(0); 11389 if (DEBUG_PREFERRED) { 11390 Slog.i(TAG, "Checking replace of preferred:"); 11391 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11392 if (!cur.mPref.mAlways) { 11393 Slog.i(TAG, " -- CUR; not mAlways!"); 11394 } else { 11395 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11396 Slog.i(TAG, " -- CUR: mSet=" 11397 + Arrays.toString(cur.mPref.mSetComponents)); 11398 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11399 Slog.i(TAG, " -- NEW: mMatch=" 11400 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11401 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11402 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11403 } 11404 } 11405 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11406 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11407 && cur.mPref.sameSet(set)) { 11408 // Setting the preferred activity to what it happens to be already 11409 if (DEBUG_PREFERRED) { 11410 Slog.i(TAG, "Replacing with same preferred activity " 11411 + cur.mPref.mShortComponent + " for user " 11412 + userId + ":"); 11413 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11414 } 11415 return; 11416 } 11417 } 11418 11419 if (existing != null) { 11420 if (DEBUG_PREFERRED) { 11421 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11422 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11423 } 11424 for (int i = 0; i < existing.size(); i++) { 11425 PreferredActivity pa = existing.get(i); 11426 if (DEBUG_PREFERRED) { 11427 Slog.i(TAG, "Removing existing preferred activity " 11428 + pa.mPref.mComponent + ":"); 11429 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11430 } 11431 pir.removeFilter(pa); 11432 } 11433 } 11434 } 11435 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11436 "Replacing preferred"); 11437 } 11438 } 11439 11440 @Override 11441 public void clearPackagePreferredActivities(String packageName) { 11442 final int uid = Binder.getCallingUid(); 11443 // writer 11444 synchronized (mPackages) { 11445 PackageParser.Package pkg = mPackages.get(packageName); 11446 if (pkg == null || pkg.applicationInfo.uid != uid) { 11447 if (mContext.checkCallingOrSelfPermission( 11448 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11449 != PackageManager.PERMISSION_GRANTED) { 11450 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11451 < Build.VERSION_CODES.FROYO) { 11452 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11453 + Binder.getCallingUid()); 11454 return; 11455 } 11456 mContext.enforceCallingOrSelfPermission( 11457 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11458 } 11459 } 11460 11461 int user = UserHandle.getCallingUserId(); 11462 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11463 mSettings.writePackageRestrictionsLPr(user); 11464 scheduleWriteSettingsLocked(); 11465 } 11466 } 11467 } 11468 11469 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11470 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11471 ArrayList<PreferredActivity> removed = null; 11472 boolean changed = false; 11473 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11474 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11475 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11476 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11477 continue; 11478 } 11479 Iterator<PreferredActivity> it = pir.filterIterator(); 11480 while (it.hasNext()) { 11481 PreferredActivity pa = it.next(); 11482 // Mark entry for removal only if it matches the package name 11483 // and the entry is of type "always". 11484 if (packageName == null || 11485 (pa.mPref.mComponent.getPackageName().equals(packageName) 11486 && pa.mPref.mAlways)) { 11487 if (removed == null) { 11488 removed = new ArrayList<PreferredActivity>(); 11489 } 11490 removed.add(pa); 11491 } 11492 } 11493 if (removed != null) { 11494 for (int j=0; j<removed.size(); j++) { 11495 PreferredActivity pa = removed.get(j); 11496 pir.removeFilter(pa); 11497 } 11498 changed = true; 11499 } 11500 } 11501 return changed; 11502 } 11503 11504 @Override 11505 public void resetPreferredActivities(int userId) { 11506 /* TODO: Actually use userId. Why is it being passed in? */ 11507 mContext.enforceCallingOrSelfPermission( 11508 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11509 // writer 11510 synchronized (mPackages) { 11511 int user = UserHandle.getCallingUserId(); 11512 clearPackagePreferredActivitiesLPw(null, user); 11513 mSettings.readDefaultPreferredAppsLPw(this, user); 11514 mSettings.writePackageRestrictionsLPr(user); 11515 scheduleWriteSettingsLocked(); 11516 } 11517 } 11518 11519 @Override 11520 public int getPreferredActivities(List<IntentFilter> outFilters, 11521 List<ComponentName> outActivities, String packageName) { 11522 11523 int num = 0; 11524 final int userId = UserHandle.getCallingUserId(); 11525 // reader 11526 synchronized (mPackages) { 11527 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11528 if (pir != null) { 11529 final Iterator<PreferredActivity> it = pir.filterIterator(); 11530 while (it.hasNext()) { 11531 final PreferredActivity pa = it.next(); 11532 if (packageName == null 11533 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11534 && pa.mPref.mAlways)) { 11535 if (outFilters != null) { 11536 outFilters.add(new IntentFilter(pa)); 11537 } 11538 if (outActivities != null) { 11539 outActivities.add(pa.mPref.mComponent); 11540 } 11541 } 11542 } 11543 } 11544 } 11545 11546 return num; 11547 } 11548 11549 @Override 11550 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11551 int userId) { 11552 int callingUid = Binder.getCallingUid(); 11553 if (callingUid != Process.SYSTEM_UID) { 11554 throw new SecurityException( 11555 "addPersistentPreferredActivity can only be run by the system"); 11556 } 11557 if (filter.countActions() == 0) { 11558 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11559 return; 11560 } 11561 synchronized (mPackages) { 11562 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11563 " :"); 11564 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11565 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11566 new PersistentPreferredActivity(filter, activity)); 11567 mSettings.writePackageRestrictionsLPr(userId); 11568 } 11569 } 11570 11571 @Override 11572 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11573 int callingUid = Binder.getCallingUid(); 11574 if (callingUid != Process.SYSTEM_UID) { 11575 throw new SecurityException( 11576 "clearPackagePersistentPreferredActivities can only be run by the system"); 11577 } 11578 ArrayList<PersistentPreferredActivity> removed = null; 11579 boolean changed = false; 11580 synchronized (mPackages) { 11581 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11582 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11583 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11584 .valueAt(i); 11585 if (userId != thisUserId) { 11586 continue; 11587 } 11588 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11589 while (it.hasNext()) { 11590 PersistentPreferredActivity ppa = it.next(); 11591 // Mark entry for removal only if it matches the package name. 11592 if (ppa.mComponent.getPackageName().equals(packageName)) { 11593 if (removed == null) { 11594 removed = new ArrayList<PersistentPreferredActivity>(); 11595 } 11596 removed.add(ppa); 11597 } 11598 } 11599 if (removed != null) { 11600 for (int j=0; j<removed.size(); j++) { 11601 PersistentPreferredActivity ppa = removed.get(j); 11602 ppir.removeFilter(ppa); 11603 } 11604 changed = true; 11605 } 11606 } 11607 11608 if (changed) { 11609 mSettings.writePackageRestrictionsLPr(userId); 11610 } 11611 } 11612 } 11613 11614 @Override 11615 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11616 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11617 mContext.enforceCallingOrSelfPermission( 11618 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11619 int callingUid = Binder.getCallingUid(); 11620 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11621 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11622 if (intentFilter.countActions() == 0) { 11623 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11624 return; 11625 } 11626 synchronized (mPackages) { 11627 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11628 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11629 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11630 mSettings.writePackageRestrictionsLPr(sourceUserId); 11631 } 11632 } 11633 11634 @Override 11635 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11636 int ownerUserId) { 11637 mContext.enforceCallingOrSelfPermission( 11638 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11639 int callingUid = Binder.getCallingUid(); 11640 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11641 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11642 int callingUserId = UserHandle.getUserId(callingUid); 11643 synchronized (mPackages) { 11644 CrossProfileIntentResolver resolver = 11645 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11646 HashSet<CrossProfileIntentFilter> set = 11647 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11648 for (CrossProfileIntentFilter filter : set) { 11649 if (filter.getOwnerPackage().equals(ownerPackage) 11650 && filter.getOwnerUserId() == callingUserId) { 11651 resolver.removeFilter(filter); 11652 } 11653 } 11654 mSettings.writePackageRestrictionsLPr(sourceUserId); 11655 } 11656 } 11657 11658 // Enforcing that callingUid is owning pkg on userId 11659 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11660 // The system owns everything. 11661 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11662 return; 11663 } 11664 int callingUserId = UserHandle.getUserId(callingUid); 11665 if (callingUserId != userId) { 11666 throw new SecurityException("calling uid " + callingUid 11667 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11668 + callingUserId); 11669 } 11670 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11671 if (pi == null) { 11672 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11673 + callingUserId); 11674 } 11675 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11676 throw new SecurityException("Calling uid " + callingUid 11677 + " does not own package " + pkg); 11678 } 11679 } 11680 11681 @Override 11682 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11683 Intent intent = new Intent(Intent.ACTION_MAIN); 11684 intent.addCategory(Intent.CATEGORY_HOME); 11685 11686 final int callingUserId = UserHandle.getCallingUserId(); 11687 List<ResolveInfo> list = queryIntentActivities(intent, null, 11688 PackageManager.GET_META_DATA, callingUserId); 11689 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11690 true, false, false, callingUserId); 11691 11692 allHomeCandidates.clear(); 11693 if (list != null) { 11694 for (ResolveInfo ri : list) { 11695 allHomeCandidates.add(ri); 11696 } 11697 } 11698 return (preferred == null || preferred.activityInfo == null) 11699 ? null 11700 : new ComponentName(preferred.activityInfo.packageName, 11701 preferred.activityInfo.name); 11702 } 11703 11704 @Override 11705 public void setApplicationEnabledSetting(String appPackageName, 11706 int newState, int flags, int userId, String callingPackage) { 11707 if (!sUserManager.exists(userId)) return; 11708 if (callingPackage == null) { 11709 callingPackage = Integer.toString(Binder.getCallingUid()); 11710 } 11711 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11712 } 11713 11714 @Override 11715 public void setComponentEnabledSetting(ComponentName componentName, 11716 int newState, int flags, int userId) { 11717 if (!sUserManager.exists(userId)) return; 11718 setEnabledSetting(componentName.getPackageName(), 11719 componentName.getClassName(), newState, flags, userId, null); 11720 } 11721 11722 private void setEnabledSetting(final String packageName, String className, int newState, 11723 final int flags, int userId, String callingPackage) { 11724 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11725 || newState == COMPONENT_ENABLED_STATE_ENABLED 11726 || newState == COMPONENT_ENABLED_STATE_DISABLED 11727 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11728 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11729 throw new IllegalArgumentException("Invalid new component state: " 11730 + newState); 11731 } 11732 PackageSetting pkgSetting; 11733 final int uid = Binder.getCallingUid(); 11734 final int permission = mContext.checkCallingOrSelfPermission( 11735 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11736 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 11737 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11738 boolean sendNow = false; 11739 boolean isApp = (className == null); 11740 String componentName = isApp ? packageName : className; 11741 int packageUid = -1; 11742 ArrayList<String> components; 11743 11744 // writer 11745 synchronized (mPackages) { 11746 pkgSetting = mSettings.mPackages.get(packageName); 11747 if (pkgSetting == null) { 11748 if (className == null) { 11749 throw new IllegalArgumentException( 11750 "Unknown package: " + packageName); 11751 } 11752 throw new IllegalArgumentException( 11753 "Unknown component: " + packageName 11754 + "/" + className); 11755 } 11756 // Allow root and verify that userId is not being specified by a different user 11757 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11758 throw new SecurityException( 11759 "Permission Denial: attempt to change component state from pid=" 11760 + Binder.getCallingPid() 11761 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11762 } 11763 if (className == null) { 11764 // We're dealing with an application/package level state change 11765 if (pkgSetting.getEnabled(userId) == newState) { 11766 // Nothing to do 11767 return; 11768 } 11769 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11770 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11771 // Don't care about who enables an app. 11772 callingPackage = null; 11773 } 11774 pkgSetting.setEnabled(newState, userId, callingPackage); 11775 // pkgSetting.pkg.mSetEnabled = newState; 11776 } else { 11777 // We're dealing with a component level state change 11778 // First, verify that this is a valid class name. 11779 PackageParser.Package pkg = pkgSetting.pkg; 11780 if (pkg == null || !pkg.hasComponentClassName(className)) { 11781 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11782 throw new IllegalArgumentException("Component class " + className 11783 + " does not exist in " + packageName); 11784 } else { 11785 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11786 + className + " does not exist in " + packageName); 11787 } 11788 } 11789 switch (newState) { 11790 case COMPONENT_ENABLED_STATE_ENABLED: 11791 if (!pkgSetting.enableComponentLPw(className, userId)) { 11792 return; 11793 } 11794 break; 11795 case COMPONENT_ENABLED_STATE_DISABLED: 11796 if (!pkgSetting.disableComponentLPw(className, userId)) { 11797 return; 11798 } 11799 break; 11800 case COMPONENT_ENABLED_STATE_DEFAULT: 11801 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11802 return; 11803 } 11804 break; 11805 default: 11806 Slog.e(TAG, "Invalid new component state: " + newState); 11807 return; 11808 } 11809 } 11810 mSettings.writePackageRestrictionsLPr(userId); 11811 components = mPendingBroadcasts.get(userId, packageName); 11812 final boolean newPackage = components == null; 11813 if (newPackage) { 11814 components = new ArrayList<String>(); 11815 } 11816 if (!components.contains(componentName)) { 11817 components.add(componentName); 11818 } 11819 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11820 sendNow = true; 11821 // Purge entry from pending broadcast list if another one exists already 11822 // since we are sending one right away. 11823 mPendingBroadcasts.remove(userId, packageName); 11824 } else { 11825 if (newPackage) { 11826 mPendingBroadcasts.put(userId, packageName, components); 11827 } 11828 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11829 // Schedule a message 11830 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11831 } 11832 } 11833 } 11834 11835 long callingId = Binder.clearCallingIdentity(); 11836 try { 11837 if (sendNow) { 11838 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11839 sendPackageChangedBroadcast(packageName, 11840 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11841 } 11842 } finally { 11843 Binder.restoreCallingIdentity(callingId); 11844 } 11845 } 11846 11847 private void sendPackageChangedBroadcast(String packageName, 11848 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11849 if (DEBUG_INSTALL) 11850 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11851 + componentNames); 11852 Bundle extras = new Bundle(4); 11853 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11854 String nameList[] = new String[componentNames.size()]; 11855 componentNames.toArray(nameList); 11856 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11857 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11858 extras.putInt(Intent.EXTRA_UID, packageUid); 11859 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11860 new int[] {UserHandle.getUserId(packageUid)}); 11861 } 11862 11863 @Override 11864 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11865 if (!sUserManager.exists(userId)) return; 11866 final int uid = Binder.getCallingUid(); 11867 final int permission = mContext.checkCallingOrSelfPermission( 11868 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11869 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11870 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 11871 // writer 11872 synchronized (mPackages) { 11873 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11874 uid, userId)) { 11875 scheduleWritePackageRestrictionsLocked(userId); 11876 } 11877 } 11878 } 11879 11880 @Override 11881 public String getInstallerPackageName(String packageName) { 11882 // reader 11883 synchronized (mPackages) { 11884 return mSettings.getInstallerPackageNameLPr(packageName); 11885 } 11886 } 11887 11888 @Override 11889 public int getApplicationEnabledSetting(String packageName, int userId) { 11890 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11891 int uid = Binder.getCallingUid(); 11892 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 11893 // reader 11894 synchronized (mPackages) { 11895 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11896 } 11897 } 11898 11899 @Override 11900 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11901 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11902 int uid = Binder.getCallingUid(); 11903 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 11904 // reader 11905 synchronized (mPackages) { 11906 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11907 } 11908 } 11909 11910 @Override 11911 public void enterSafeMode() { 11912 enforceSystemOrRoot("Only the system can request entering safe mode"); 11913 11914 if (!mSystemReady) { 11915 mSafeMode = true; 11916 } 11917 } 11918 11919 @Override 11920 public void systemReady() { 11921 mSystemReady = true; 11922 11923 // Read the compatibilty setting when the system is ready. 11924 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11925 mContext.getContentResolver(), 11926 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11927 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11928 if (DEBUG_SETTINGS) { 11929 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11930 } 11931 11932 synchronized (mPackages) { 11933 // Verify that all of the preferred activity components actually 11934 // exist. It is possible for applications to be updated and at 11935 // that point remove a previously declared activity component that 11936 // had been set as a preferred activity. We try to clean this up 11937 // the next time we encounter that preferred activity, but it is 11938 // possible for the user flow to never be able to return to that 11939 // situation so here we do a sanity check to make sure we haven't 11940 // left any junk around. 11941 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11942 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11943 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11944 removed.clear(); 11945 for (PreferredActivity pa : pir.filterSet()) { 11946 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11947 removed.add(pa); 11948 } 11949 } 11950 if (removed.size() > 0) { 11951 for (int r=0; r<removed.size(); r++) { 11952 PreferredActivity pa = removed.get(r); 11953 Slog.w(TAG, "Removing dangling preferred activity: " 11954 + pa.mPref.mComponent); 11955 pir.removeFilter(pa); 11956 } 11957 mSettings.writePackageRestrictionsLPr( 11958 mSettings.mPreferredActivities.keyAt(i)); 11959 } 11960 } 11961 } 11962 sUserManager.systemReady(); 11963 11964 // Kick off any messages waiting for system ready 11965 if (mPostSystemReadyMessages != null) { 11966 for (Message msg : mPostSystemReadyMessages) { 11967 msg.sendToTarget(); 11968 } 11969 mPostSystemReadyMessages = null; 11970 } 11971 } 11972 11973 @Override 11974 public boolean isSafeMode() { 11975 return mSafeMode; 11976 } 11977 11978 @Override 11979 public boolean hasSystemUidErrors() { 11980 return mHasSystemUidErrors; 11981 } 11982 11983 static String arrayToString(int[] array) { 11984 StringBuffer buf = new StringBuffer(128); 11985 buf.append('['); 11986 if (array != null) { 11987 for (int i=0; i<array.length; i++) { 11988 if (i > 0) buf.append(", "); 11989 buf.append(array[i]); 11990 } 11991 } 11992 buf.append(']'); 11993 return buf.toString(); 11994 } 11995 11996 static class DumpState { 11997 public static final int DUMP_LIBS = 1 << 0; 11998 public static final int DUMP_FEATURES = 1 << 1; 11999 public static final int DUMP_RESOLVERS = 1 << 2; 12000 public static final int DUMP_PERMISSIONS = 1 << 3; 12001 public static final int DUMP_PACKAGES = 1 << 4; 12002 public static final int DUMP_SHARED_USERS = 1 << 5; 12003 public static final int DUMP_MESSAGES = 1 << 6; 12004 public static final int DUMP_PROVIDERS = 1 << 7; 12005 public static final int DUMP_VERIFIERS = 1 << 8; 12006 public static final int DUMP_PREFERRED = 1 << 9; 12007 public static final int DUMP_PREFERRED_XML = 1 << 10; 12008 public static final int DUMP_KEYSETS = 1 << 11; 12009 public static final int DUMP_VERSION = 1 << 12; 12010 public static final int DUMP_INSTALLS = 1 << 13; 12011 12012 public static final int OPTION_SHOW_FILTERS = 1 << 0; 12013 12014 private int mTypes; 12015 12016 private int mOptions; 12017 12018 private boolean mTitlePrinted; 12019 12020 private SharedUserSetting mSharedUser; 12021 12022 public boolean isDumping(int type) { 12023 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12024 return true; 12025 } 12026 12027 return (mTypes & type) != 0; 12028 } 12029 12030 public void setDump(int type) { 12031 mTypes |= type; 12032 } 12033 12034 public boolean isOptionEnabled(int option) { 12035 return (mOptions & option) != 0; 12036 } 12037 12038 public void setOptionEnabled(int option) { 12039 mOptions |= option; 12040 } 12041 12042 public boolean onTitlePrinted() { 12043 final boolean printed = mTitlePrinted; 12044 mTitlePrinted = true; 12045 return printed; 12046 } 12047 12048 public boolean getTitlePrinted() { 12049 return mTitlePrinted; 12050 } 12051 12052 public void setTitlePrinted(boolean enabled) { 12053 mTitlePrinted = enabled; 12054 } 12055 12056 public SharedUserSetting getSharedUser() { 12057 return mSharedUser; 12058 } 12059 12060 public void setSharedUser(SharedUserSetting user) { 12061 mSharedUser = user; 12062 } 12063 } 12064 12065 @Override 12066 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12067 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12068 != PackageManager.PERMISSION_GRANTED) { 12069 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12070 + Binder.getCallingPid() 12071 + ", uid=" + Binder.getCallingUid() 12072 + " without permission " 12073 + android.Manifest.permission.DUMP); 12074 return; 12075 } 12076 12077 DumpState dumpState = new DumpState(); 12078 boolean fullPreferred = false; 12079 boolean checkin = false; 12080 12081 String packageName = null; 12082 12083 int opti = 0; 12084 while (opti < args.length) { 12085 String opt = args[opti]; 12086 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12087 break; 12088 } 12089 opti++; 12090 if ("-a".equals(opt)) { 12091 // Right now we only know how to print all. 12092 } else if ("-h".equals(opt)) { 12093 pw.println("Package manager dump options:"); 12094 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12095 pw.println(" --checkin: dump for a checkin"); 12096 pw.println(" -f: print details of intent filters"); 12097 pw.println(" -h: print this help"); 12098 pw.println(" cmd may be one of:"); 12099 pw.println(" l[ibraries]: list known shared libraries"); 12100 pw.println(" f[ibraries]: list device features"); 12101 pw.println(" k[eysets]: print known keysets"); 12102 pw.println(" r[esolvers]: dump intent resolvers"); 12103 pw.println(" perm[issions]: dump permissions"); 12104 pw.println(" pref[erred]: print preferred package settings"); 12105 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12106 pw.println(" prov[iders]: dump content providers"); 12107 pw.println(" p[ackages]: dump installed packages"); 12108 pw.println(" s[hared-users]: dump shared user IDs"); 12109 pw.println(" m[essages]: print collected runtime messages"); 12110 pw.println(" v[erifiers]: print package verifier info"); 12111 pw.println(" version: print database version info"); 12112 pw.println(" write: write current settings now"); 12113 pw.println(" <package.name>: info about given package"); 12114 pw.println(" installs: details about install sessions"); 12115 return; 12116 } else if ("--checkin".equals(opt)) { 12117 checkin = true; 12118 } else if ("-f".equals(opt)) { 12119 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12120 } else { 12121 pw.println("Unknown argument: " + opt + "; use -h for help"); 12122 } 12123 } 12124 12125 // Is the caller requesting to dump a particular piece of data? 12126 if (opti < args.length) { 12127 String cmd = args[opti]; 12128 opti++; 12129 // Is this a package name? 12130 if ("android".equals(cmd) || cmd.contains(".")) { 12131 packageName = cmd; 12132 // When dumping a single package, we always dump all of its 12133 // filter information since the amount of data will be reasonable. 12134 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12135 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12136 dumpState.setDump(DumpState.DUMP_LIBS); 12137 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12138 dumpState.setDump(DumpState.DUMP_FEATURES); 12139 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12140 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12141 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12142 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12143 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12144 dumpState.setDump(DumpState.DUMP_PREFERRED); 12145 } else if ("preferred-xml".equals(cmd)) { 12146 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12147 if (opti < args.length && "--full".equals(args[opti])) { 12148 fullPreferred = true; 12149 opti++; 12150 } 12151 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12152 dumpState.setDump(DumpState.DUMP_PACKAGES); 12153 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12154 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12155 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12156 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12157 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12158 dumpState.setDump(DumpState.DUMP_MESSAGES); 12159 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12160 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12161 } else if ("version".equals(cmd)) { 12162 dumpState.setDump(DumpState.DUMP_VERSION); 12163 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12164 dumpState.setDump(DumpState.DUMP_KEYSETS); 12165 } else if ("installs".equals(cmd)) { 12166 dumpState.setDump(DumpState.DUMP_INSTALLS); 12167 } else if ("write".equals(cmd)) { 12168 synchronized (mPackages) { 12169 mSettings.writeLPr(); 12170 pw.println("Settings written."); 12171 return; 12172 } 12173 } 12174 } 12175 12176 if (checkin) { 12177 pw.println("vers,1"); 12178 } 12179 12180 // reader 12181 synchronized (mPackages) { 12182 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12183 if (!checkin) { 12184 if (dumpState.onTitlePrinted()) 12185 pw.println(); 12186 pw.println("Database versions:"); 12187 pw.print(" SDK Version:"); 12188 pw.print(" internal="); 12189 pw.print(mSettings.mInternalSdkPlatform); 12190 pw.print(" external="); 12191 pw.println(mSettings.mExternalSdkPlatform); 12192 pw.print(" DB Version:"); 12193 pw.print(" internal="); 12194 pw.print(mSettings.mInternalDatabaseVersion); 12195 pw.print(" external="); 12196 pw.println(mSettings.mExternalDatabaseVersion); 12197 } 12198 } 12199 12200 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12201 if (!checkin) { 12202 if (dumpState.onTitlePrinted()) 12203 pw.println(); 12204 pw.println("Verifiers:"); 12205 pw.print(" Required: "); 12206 pw.print(mRequiredVerifierPackage); 12207 pw.print(" (uid="); 12208 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12209 pw.println(")"); 12210 } else if (mRequiredVerifierPackage != null) { 12211 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12212 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12213 } 12214 } 12215 12216 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12217 boolean printedHeader = false; 12218 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12219 while (it.hasNext()) { 12220 String name = it.next(); 12221 SharedLibraryEntry ent = mSharedLibraries.get(name); 12222 if (!checkin) { 12223 if (!printedHeader) { 12224 if (dumpState.onTitlePrinted()) 12225 pw.println(); 12226 pw.println("Libraries:"); 12227 printedHeader = true; 12228 } 12229 pw.print(" "); 12230 } else { 12231 pw.print("lib,"); 12232 } 12233 pw.print(name); 12234 if (!checkin) { 12235 pw.print(" -> "); 12236 } 12237 if (ent.path != null) { 12238 if (!checkin) { 12239 pw.print("(jar) "); 12240 pw.print(ent.path); 12241 } else { 12242 pw.print(",jar,"); 12243 pw.print(ent.path); 12244 } 12245 } else { 12246 if (!checkin) { 12247 pw.print("(apk) "); 12248 pw.print(ent.apk); 12249 } else { 12250 pw.print(",apk,"); 12251 pw.print(ent.apk); 12252 } 12253 } 12254 pw.println(); 12255 } 12256 } 12257 12258 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12259 if (dumpState.onTitlePrinted()) 12260 pw.println(); 12261 if (!checkin) { 12262 pw.println("Features:"); 12263 } 12264 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12265 while (it.hasNext()) { 12266 String name = it.next(); 12267 if (!checkin) { 12268 pw.print(" "); 12269 } else { 12270 pw.print("feat,"); 12271 } 12272 pw.println(name); 12273 } 12274 } 12275 12276 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12277 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12278 : "Activity Resolver Table:", " ", packageName, 12279 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12280 dumpState.setTitlePrinted(true); 12281 } 12282 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12283 : "Receiver Resolver Table:", " ", packageName, 12284 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12285 dumpState.setTitlePrinted(true); 12286 } 12287 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12288 : "Service Resolver Table:", " ", packageName, 12289 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12290 dumpState.setTitlePrinted(true); 12291 } 12292 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12293 : "Provider Resolver Table:", " ", packageName, 12294 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12295 dumpState.setTitlePrinted(true); 12296 } 12297 } 12298 12299 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12300 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12301 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12302 int user = mSettings.mPreferredActivities.keyAt(i); 12303 if (pir.dump(pw, 12304 dumpState.getTitlePrinted() 12305 ? "\nPreferred Activities User " + user + ":" 12306 : "Preferred Activities User " + user + ":", " ", 12307 packageName, true)) { 12308 dumpState.setTitlePrinted(true); 12309 } 12310 } 12311 } 12312 12313 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12314 pw.flush(); 12315 FileOutputStream fout = new FileOutputStream(fd); 12316 BufferedOutputStream str = new BufferedOutputStream(fout); 12317 XmlSerializer serializer = new FastXmlSerializer(); 12318 try { 12319 serializer.setOutput(str, "utf-8"); 12320 serializer.startDocument(null, true); 12321 serializer.setFeature( 12322 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12323 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12324 serializer.endDocument(); 12325 serializer.flush(); 12326 } catch (IllegalArgumentException e) { 12327 pw.println("Failed writing: " + e); 12328 } catch (IllegalStateException e) { 12329 pw.println("Failed writing: " + e); 12330 } catch (IOException e) { 12331 pw.println("Failed writing: " + e); 12332 } 12333 } 12334 12335 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12336 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12337 if (packageName == null) { 12338 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12339 if (iperm == 0) { 12340 if (dumpState.onTitlePrinted()) 12341 pw.println(); 12342 pw.println("AppOp Permissions:"); 12343 } 12344 pw.print(" AppOp Permission "); 12345 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12346 pw.println(":"); 12347 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12348 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12349 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12350 } 12351 } 12352 } 12353 } 12354 12355 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12356 boolean printedSomething = false; 12357 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12358 if (packageName != null && !packageName.equals(p.info.packageName)) { 12359 continue; 12360 } 12361 if (!printedSomething) { 12362 if (dumpState.onTitlePrinted()) 12363 pw.println(); 12364 pw.println("Registered ContentProviders:"); 12365 printedSomething = true; 12366 } 12367 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12368 pw.print(" "); pw.println(p.toString()); 12369 } 12370 printedSomething = false; 12371 for (Map.Entry<String, PackageParser.Provider> entry : 12372 mProvidersByAuthority.entrySet()) { 12373 PackageParser.Provider p = entry.getValue(); 12374 if (packageName != null && !packageName.equals(p.info.packageName)) { 12375 continue; 12376 } 12377 if (!printedSomething) { 12378 if (dumpState.onTitlePrinted()) 12379 pw.println(); 12380 pw.println("ContentProvider Authorities:"); 12381 printedSomething = true; 12382 } 12383 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12384 pw.print(" "); pw.println(p.toString()); 12385 if (p.info != null && p.info.applicationInfo != null) { 12386 final String appInfo = p.info.applicationInfo.toString(); 12387 pw.print(" applicationInfo="); pw.println(appInfo); 12388 } 12389 } 12390 } 12391 12392 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12393 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12394 } 12395 12396 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12397 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12398 } 12399 12400 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12401 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12402 } 12403 12404 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 12405 // XXX should handle packageName != null by dumping only install data that 12406 // the given package is involved with. 12407 if (dumpState.onTitlePrinted()) pw.println(); 12408 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12409 } 12410 12411 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12412 if (dumpState.onTitlePrinted()) pw.println(); 12413 mSettings.dumpReadMessagesLPr(pw, dumpState); 12414 12415 pw.println(); 12416 pw.println("Package warning messages:"); 12417 final File fname = getSettingsProblemFile(); 12418 FileInputStream in = null; 12419 try { 12420 in = new FileInputStream(fname); 12421 final int avail = in.available(); 12422 final byte[] data = new byte[avail]; 12423 in.read(data); 12424 pw.print(new String(data)); 12425 } catch (FileNotFoundException e) { 12426 } catch (IOException e) { 12427 } finally { 12428 if (in != null) { 12429 try { 12430 in.close(); 12431 } catch (IOException e) { 12432 } 12433 } 12434 } 12435 } 12436 } 12437 } 12438 12439 // ------- apps on sdcard specific code ------- 12440 static final boolean DEBUG_SD_INSTALL = false; 12441 12442 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12443 12444 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12445 12446 private boolean mMediaMounted = false; 12447 12448 static String getEncryptKey() { 12449 try { 12450 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12451 SD_ENCRYPTION_KEYSTORE_NAME); 12452 if (sdEncKey == null) { 12453 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12454 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12455 if (sdEncKey == null) { 12456 Slog.e(TAG, "Failed to create encryption keys"); 12457 return null; 12458 } 12459 } 12460 return sdEncKey; 12461 } catch (NoSuchAlgorithmException nsae) { 12462 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12463 return null; 12464 } catch (IOException ioe) { 12465 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12466 return null; 12467 } 12468 } 12469 12470 /* 12471 * Update media status on PackageManager. 12472 */ 12473 @Override 12474 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12475 int callingUid = Binder.getCallingUid(); 12476 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12477 throw new SecurityException("Media status can only be updated by the system"); 12478 } 12479 // reader; this apparently protects mMediaMounted, but should probably 12480 // be a different lock in that case. 12481 synchronized (mPackages) { 12482 Log.i(TAG, "Updating external media status from " 12483 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12484 + (mediaStatus ? "mounted" : "unmounted")); 12485 if (DEBUG_SD_INSTALL) 12486 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12487 + ", mMediaMounted=" + mMediaMounted); 12488 if (mediaStatus == mMediaMounted) { 12489 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12490 : 0, -1); 12491 mHandler.sendMessage(msg); 12492 return; 12493 } 12494 mMediaMounted = mediaStatus; 12495 } 12496 // Queue up an async operation since the package installation may take a 12497 // little while. 12498 mHandler.post(new Runnable() { 12499 public void run() { 12500 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12501 } 12502 }); 12503 } 12504 12505 /** 12506 * Called by MountService when the initial ASECs to scan are available. 12507 * Should block until all the ASEC containers are finished being scanned. 12508 */ 12509 public void scanAvailableAsecs() { 12510 updateExternalMediaStatusInner(true, false, false); 12511 if (mShouldRestoreconData) { 12512 SELinuxMMAC.setRestoreconDone(); 12513 mShouldRestoreconData = false; 12514 } 12515 } 12516 12517 /* 12518 * Collect information of applications on external media, map them against 12519 * existing containers and update information based on current mount status. 12520 * Please note that we always have to report status if reportStatus has been 12521 * set to true especially when unloading packages. 12522 */ 12523 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12524 boolean externalStorage) { 12525 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12526 int[] uidArr = EmptyArray.INT; 12527 12528 final String[] list = PackageHelper.getSecureContainerList(); 12529 if (ArrayUtils.isEmpty(list)) { 12530 Log.i(TAG, "No secure containers found"); 12531 } else { 12532 // Process list of secure containers and categorize them 12533 // as active or stale based on their package internal state. 12534 12535 // reader 12536 synchronized (mPackages) { 12537 for (String cid : list) { 12538 // Leave stages untouched for now; installer service owns them 12539 if (PackageInstallerService.isStageName(cid)) continue; 12540 12541 if (DEBUG_SD_INSTALL) 12542 Log.i(TAG, "Processing container " + cid); 12543 String pkgName = getAsecPackageName(cid); 12544 if (pkgName == null) { 12545 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12546 continue; 12547 } 12548 if (DEBUG_SD_INSTALL) 12549 Log.i(TAG, "Looking for pkg : " + pkgName); 12550 12551 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12552 if (ps == null) { 12553 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12554 continue; 12555 } 12556 12557 /* 12558 * Skip packages that are not external if we're unmounting 12559 * external storage. 12560 */ 12561 if (externalStorage && !isMounted && !isExternal(ps)) { 12562 continue; 12563 } 12564 12565 final AsecInstallArgs args = new AsecInstallArgs(cid, 12566 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12567 // The package status is changed only if the code path 12568 // matches between settings and the container id. 12569 if (ps.codePathString != null 12570 && ps.codePathString.startsWith(args.getCodePath())) { 12571 if (DEBUG_SD_INSTALL) { 12572 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12573 + " at code path: " + ps.codePathString); 12574 } 12575 12576 // We do have a valid package installed on sdcard 12577 processCids.put(args, ps.codePathString); 12578 final int uid = ps.appId; 12579 if (uid != -1) { 12580 uidArr = ArrayUtils.appendInt(uidArr, uid); 12581 } 12582 } else { 12583 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12584 + ps.codePathString); 12585 } 12586 } 12587 } 12588 12589 Arrays.sort(uidArr); 12590 } 12591 12592 // Process packages with valid entries. 12593 if (isMounted) { 12594 if (DEBUG_SD_INSTALL) 12595 Log.i(TAG, "Loading packages"); 12596 loadMediaPackages(processCids, uidArr); 12597 startCleaningPackages(); 12598 mInstallerService.onSecureContainersAvailable(); 12599 } else { 12600 if (DEBUG_SD_INSTALL) 12601 Log.i(TAG, "Unloading packages"); 12602 unloadMediaPackages(processCids, uidArr, reportStatus); 12603 } 12604 } 12605 12606 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12607 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12608 int size = pkgList.size(); 12609 if (size > 0) { 12610 // Send broadcasts here 12611 Bundle extras = new Bundle(); 12612 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12613 .toArray(new String[size])); 12614 if (uidArr != null) { 12615 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12616 } 12617 if (replacing) { 12618 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12619 } 12620 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12621 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12622 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12623 } 12624 } 12625 12626 /* 12627 * Look at potentially valid container ids from processCids If package 12628 * information doesn't match the one on record or package scanning fails, 12629 * the cid is added to list of removeCids. We currently don't delete stale 12630 * containers. 12631 */ 12632 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12633 ArrayList<String> pkgList = new ArrayList<String>(); 12634 Set<AsecInstallArgs> keys = processCids.keySet(); 12635 12636 for (AsecInstallArgs args : keys) { 12637 String codePath = processCids.get(args); 12638 if (DEBUG_SD_INSTALL) 12639 Log.i(TAG, "Loading container : " + args.cid); 12640 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12641 try { 12642 // Make sure there are no container errors first. 12643 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12644 Slog.e(TAG, "Failed to mount cid : " + args.cid 12645 + " when installing from sdcard"); 12646 continue; 12647 } 12648 // Check code path here. 12649 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12650 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12651 + " does not match one in settings " + codePath); 12652 continue; 12653 } 12654 // Parse package 12655 int parseFlags = mDefParseFlags; 12656 if (args.isExternal()) { 12657 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12658 } 12659 if (args.isFwdLocked()) { 12660 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12661 } 12662 12663 synchronized (mInstallLock) { 12664 PackageParser.Package pkg = null; 12665 try { 12666 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12667 } catch (PackageManagerException e) { 12668 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12669 } 12670 // Scan the package 12671 if (pkg != null) { 12672 /* 12673 * TODO why is the lock being held? doPostInstall is 12674 * called in other places without the lock. This needs 12675 * to be straightened out. 12676 */ 12677 // writer 12678 synchronized (mPackages) { 12679 retCode = PackageManager.INSTALL_SUCCEEDED; 12680 pkgList.add(pkg.packageName); 12681 // Post process args 12682 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12683 pkg.applicationInfo.uid); 12684 } 12685 } else { 12686 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12687 } 12688 } 12689 12690 } finally { 12691 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12692 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12693 } 12694 } 12695 } 12696 // writer 12697 synchronized (mPackages) { 12698 // If the platform SDK has changed since the last time we booted, 12699 // we need to re-grant app permission to catch any new ones that 12700 // appear. This is really a hack, and means that apps can in some 12701 // cases get permissions that the user didn't initially explicitly 12702 // allow... it would be nice to have some better way to handle 12703 // this situation. 12704 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12705 if (regrantPermissions) 12706 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12707 + mSdkVersion + "; regranting permissions for external storage"); 12708 mSettings.mExternalSdkPlatform = mSdkVersion; 12709 12710 // Make sure group IDs have been assigned, and any permission 12711 // changes in other apps are accounted for 12712 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12713 | (regrantPermissions 12714 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12715 : 0)); 12716 12717 mSettings.updateExternalDatabaseVersion(); 12718 12719 // can downgrade to reader 12720 // Persist settings 12721 mSettings.writeLPr(); 12722 } 12723 // Send a broadcast to let everyone know we are done processing 12724 if (pkgList.size() > 0) { 12725 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12726 } 12727 } 12728 12729 /* 12730 * Utility method to unload a list of specified containers 12731 */ 12732 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12733 // Just unmount all valid containers. 12734 for (AsecInstallArgs arg : cidArgs) { 12735 synchronized (mInstallLock) { 12736 arg.doPostDeleteLI(false); 12737 } 12738 } 12739 } 12740 12741 /* 12742 * Unload packages mounted on external media. This involves deleting package 12743 * data from internal structures, sending broadcasts about diabled packages, 12744 * gc'ing to free up references, unmounting all secure containers 12745 * corresponding to packages on external media, and posting a 12746 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12747 * that we always have to post this message if status has been requested no 12748 * matter what. 12749 */ 12750 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12751 final boolean reportStatus) { 12752 if (DEBUG_SD_INSTALL) 12753 Log.i(TAG, "unloading media packages"); 12754 ArrayList<String> pkgList = new ArrayList<String>(); 12755 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12756 final Set<AsecInstallArgs> keys = processCids.keySet(); 12757 for (AsecInstallArgs args : keys) { 12758 String pkgName = args.getPackageName(); 12759 if (DEBUG_SD_INSTALL) 12760 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12761 // Delete package internally 12762 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12763 synchronized (mInstallLock) { 12764 boolean res = deletePackageLI(pkgName, null, false, null, null, 12765 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12766 if (res) { 12767 pkgList.add(pkgName); 12768 } else { 12769 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12770 failedList.add(args); 12771 } 12772 } 12773 } 12774 12775 // reader 12776 synchronized (mPackages) { 12777 // We didn't update the settings after removing each package; 12778 // write them now for all packages. 12779 mSettings.writeLPr(); 12780 } 12781 12782 // We have to absolutely send UPDATED_MEDIA_STATUS only 12783 // after confirming that all the receivers processed the ordered 12784 // broadcast when packages get disabled, force a gc to clean things up. 12785 // and unload all the containers. 12786 if (pkgList.size() > 0) { 12787 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12788 new IIntentReceiver.Stub() { 12789 public void performReceive(Intent intent, int resultCode, String data, 12790 Bundle extras, boolean ordered, boolean sticky, 12791 int sendingUser) throws RemoteException { 12792 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12793 reportStatus ? 1 : 0, 1, keys); 12794 mHandler.sendMessage(msg); 12795 } 12796 }); 12797 } else { 12798 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12799 keys); 12800 mHandler.sendMessage(msg); 12801 } 12802 } 12803 12804 /** Binder call */ 12805 @Override 12806 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12807 final int flags) { 12808 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12809 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12810 int returnCode = PackageManager.MOVE_SUCCEEDED; 12811 int currInstallFlags = 0; 12812 int newInstallFlags = 0; 12813 12814 File codeFile = null; 12815 String installerPackageName = null; 12816 String packageAbiOverride = null; 12817 12818 // reader 12819 synchronized (mPackages) { 12820 final PackageParser.Package pkg = mPackages.get(packageName); 12821 final PackageSetting ps = mSettings.mPackages.get(packageName); 12822 if (pkg == null || ps == null) { 12823 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12824 } else { 12825 // Disable moving fwd locked apps and system packages 12826 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12827 Slog.w(TAG, "Cannot move system application"); 12828 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12829 } else if (pkg.mOperationPending) { 12830 Slog.w(TAG, "Attempt to move package which has pending operations"); 12831 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12832 } else { 12833 // Find install location first 12834 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12835 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12836 Slog.w(TAG, "Ambigous flags specified for move location."); 12837 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12838 } else { 12839 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12840 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12841 currInstallFlags = isExternal(pkg) 12842 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12843 12844 if (newInstallFlags == currInstallFlags) { 12845 Slog.w(TAG, "No move required. Trying to move to same location"); 12846 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12847 } else { 12848 if (isForwardLocked(pkg)) { 12849 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12850 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12851 } 12852 } 12853 } 12854 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12855 pkg.mOperationPending = true; 12856 } 12857 } 12858 12859 codeFile = new File(pkg.codePath); 12860 installerPackageName = ps.installerPackageName; 12861 packageAbiOverride = ps.cpuAbiOverrideString; 12862 } 12863 } 12864 12865 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12866 try { 12867 observer.packageMoved(packageName, returnCode); 12868 } catch (RemoteException ignored) { 12869 } 12870 return; 12871 } 12872 12873 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12874 @Override 12875 public void onUserActionRequired(Intent intent) throws RemoteException { 12876 throw new IllegalStateException(); 12877 } 12878 12879 @Override 12880 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12881 Bundle extras) throws RemoteException { 12882 Slog.d(TAG, "Install result for move: " 12883 + PackageManager.installStatusToString(returnCode, msg)); 12884 12885 // We usually have a new package now after the install, but if 12886 // we failed we need to clear the pending flag on the original 12887 // package object. 12888 synchronized (mPackages) { 12889 final PackageParser.Package pkg = mPackages.get(packageName); 12890 if (pkg != null) { 12891 pkg.mOperationPending = false; 12892 } 12893 } 12894 12895 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12896 switch (status) { 12897 case PackageInstaller.STATUS_SUCCESS: 12898 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12899 break; 12900 case PackageInstaller.STATUS_FAILURE_STORAGE: 12901 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12902 break; 12903 default: 12904 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12905 break; 12906 } 12907 } 12908 }; 12909 12910 // Treat a move like reinstalling an existing app, which ensures that we 12911 // process everythign uniformly, like unpacking native libraries. 12912 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12913 12914 final Message msg = mHandler.obtainMessage(INIT_COPY); 12915 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12916 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12917 installerPackageName, null, user, packageAbiOverride); 12918 mHandler.sendMessage(msg); 12919 } 12920 12921 @Override 12922 public boolean setInstallLocation(int loc) { 12923 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12924 null); 12925 if (getInstallLocation() == loc) { 12926 return true; 12927 } 12928 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12929 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12930 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12931 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12932 return true; 12933 } 12934 return false; 12935 } 12936 12937 @Override 12938 public int getInstallLocation() { 12939 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12940 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12941 PackageHelper.APP_INSTALL_AUTO); 12942 } 12943 12944 /** Called by UserManagerService */ 12945 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 12946 mDirtyUsers.remove(userHandle); 12947 mSettings.removeUserLPw(userHandle); 12948 mPendingBroadcasts.remove(userHandle); 12949 if (mInstaller != null) { 12950 // Technically, we shouldn't be doing this with the package lock 12951 // held. However, this is very rare, and there is already so much 12952 // other disk I/O going on, that we'll let it slide for now. 12953 mInstaller.removeUserDataDirs(userHandle); 12954 } 12955 mUserNeedsBadging.delete(userHandle); 12956 removeUnusedPackagesLILPw(userManager, userHandle); 12957 } 12958 12959 /** 12960 * We're removing userHandle and would like to remove any downloaded packages 12961 * that are no longer in use by any other user. 12962 * @param userHandle the user being removed 12963 */ 12964 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 12965 final boolean DEBUG_CLEAN_APKS = false; 12966 int [] users = userManager.getUserIdsLPr(); 12967 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 12968 while (psit.hasNext()) { 12969 PackageSetting ps = psit.next(); 12970 if (ps.pkg == null) { 12971 continue; 12972 } 12973 final String packageName = ps.pkg.packageName; 12974 // Skip over if system app 12975 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12976 continue; 12977 } 12978 if (DEBUG_CLEAN_APKS) { 12979 Slog.i(TAG, "Checking package " + packageName); 12980 } 12981 boolean keep = false; 12982 for (int i = 0; i < users.length; i++) { 12983 if (users[i] != userHandle && ps.getInstalled(users[i])) { 12984 keep = true; 12985 if (DEBUG_CLEAN_APKS) { 12986 Slog.i(TAG, " Keeping package " + packageName + " for user " 12987 + users[i]); 12988 } 12989 break; 12990 } 12991 } 12992 if (!keep) { 12993 if (DEBUG_CLEAN_APKS) { 12994 Slog.i(TAG, " Removing package " + packageName); 12995 } 12996 mHandler.post(new Runnable() { 12997 public void run() { 12998 deletePackageX(packageName, userHandle, 0); 12999 } //end run 13000 }); 13001 } 13002 } 13003 } 13004 13005 /** Called by UserManagerService */ 13006 void createNewUserLILPw(int userHandle, File path) { 13007 if (mInstaller != null) { 13008 mInstaller.createUserConfig(userHandle); 13009 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13010 } 13011 } 13012 13013 @Override 13014 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13015 mContext.enforceCallingOrSelfPermission( 13016 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13017 "Only package verification agents can read the verifier device identity"); 13018 13019 synchronized (mPackages) { 13020 return mSettings.getVerifierDeviceIdentityLPw(); 13021 } 13022 } 13023 13024 @Override 13025 public void setPermissionEnforced(String permission, boolean enforced) { 13026 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13027 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13028 synchronized (mPackages) { 13029 if (mSettings.mReadExternalStorageEnforced == null 13030 || mSettings.mReadExternalStorageEnforced != enforced) { 13031 mSettings.mReadExternalStorageEnforced = enforced; 13032 mSettings.writeLPr(); 13033 } 13034 } 13035 // kill any non-foreground processes so we restart them and 13036 // grant/revoke the GID. 13037 final IActivityManager am = ActivityManagerNative.getDefault(); 13038 if (am != null) { 13039 final long token = Binder.clearCallingIdentity(); 13040 try { 13041 am.killProcessesBelowForeground("setPermissionEnforcement"); 13042 } catch (RemoteException e) { 13043 } finally { 13044 Binder.restoreCallingIdentity(token); 13045 } 13046 } 13047 } else { 13048 throw new IllegalArgumentException("No selective enforcement for " + permission); 13049 } 13050 } 13051 13052 @Override 13053 @Deprecated 13054 public boolean isPermissionEnforced(String permission) { 13055 return true; 13056 } 13057 13058 @Override 13059 public boolean isStorageLow() { 13060 final long token = Binder.clearCallingIdentity(); 13061 try { 13062 final DeviceStorageMonitorInternal 13063 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13064 if (dsm != null) { 13065 return dsm.isMemoryLow(); 13066 } else { 13067 return false; 13068 } 13069 } finally { 13070 Binder.restoreCallingIdentity(token); 13071 } 13072 } 13073 13074 @Override 13075 public IPackageInstaller getPackageInstaller() { 13076 return mInstallerService; 13077 } 13078 13079 private boolean userNeedsBadging(int userId) { 13080 int index = mUserNeedsBadging.indexOfKey(userId); 13081 if (index < 0) { 13082 final UserInfo userInfo; 13083 final long token = Binder.clearCallingIdentity(); 13084 try { 13085 userInfo = sUserManager.getUserInfo(userId); 13086 } finally { 13087 Binder.restoreCallingIdentity(token); 13088 } 13089 final boolean b; 13090 if (userInfo != null && userInfo.isManagedProfile()) { 13091 b = true; 13092 } else { 13093 b = false; 13094 } 13095 mUserNeedsBadging.put(userId, b); 13096 return b; 13097 } 13098 return mUserNeedsBadging.valueAt(index); 13099 } 13100 13101 @Override 13102 public KeySet getKeySetByAlias(String packageName, String alias) { 13103 if (packageName == null || alias == null) { 13104 return null; 13105 } 13106 synchronized(mPackages) { 13107 final PackageParser.Package pkg = mPackages.get(packageName); 13108 if (pkg == null) { 13109 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13110 throw new IllegalArgumentException("Unknown package: " + packageName); 13111 } 13112 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13113 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13114 } 13115 } 13116 13117 @Override 13118 public KeySet getSigningKeySet(String packageName) { 13119 if (packageName == null) { 13120 return null; 13121 } 13122 synchronized(mPackages) { 13123 final PackageParser.Package pkg = mPackages.get(packageName); 13124 if (pkg == null) { 13125 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13126 throw new IllegalArgumentException("Unknown package: " + packageName); 13127 } 13128 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13129 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13130 throw new SecurityException("May not access signing KeySet of other apps."); 13131 } 13132 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13133 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13134 } 13135 } 13136 13137 @Override 13138 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13139 if (packageName == null || ks == null) { 13140 return false; 13141 } 13142 synchronized(mPackages) { 13143 final PackageParser.Package pkg = mPackages.get(packageName); 13144 if (pkg == null) { 13145 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13146 throw new IllegalArgumentException("Unknown package: " + packageName); 13147 } 13148 IBinder ksh = ks.getToken(); 13149 if (ksh instanceof KeySetHandle) { 13150 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13151 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13152 } 13153 return false; 13154 } 13155 } 13156 13157 @Override 13158 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13159 if (packageName == null || ks == null) { 13160 return false; 13161 } 13162 synchronized(mPackages) { 13163 final PackageParser.Package pkg = mPackages.get(packageName); 13164 if (pkg == null) { 13165 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13166 throw new IllegalArgumentException("Unknown package: " + packageName); 13167 } 13168 IBinder ksh = ks.getToken(); 13169 if (ksh instanceof KeySetHandle) { 13170 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13171 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13172 } 13173 return false; 13174 } 13175 } 13176} 13177