PackageManagerService.java revision eae9216770f96a60dd8642ffd127ed998259cd9f
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 45import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 46import static android.content.pm.PackageParser.isApkFile; 47import static android.os.Process.PACKAGE_INFO_GID; 48import static android.os.Process.SYSTEM_UID; 49import static android.system.OsConstants.O_CREAT; 50import static android.system.OsConstants.O_RDWR; 51import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 52import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 53import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 54import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 55import static com.android.internal.util.ArrayUtils.appendInt; 56import static com.android.internal.util.ArrayUtils.removeInt; 57 58import android.util.ArrayMap; 59 60import com.android.internal.R; 61import com.android.internal.app.IMediaContainerService; 62import com.android.internal.app.ResolverActivity; 63import com.android.internal.content.NativeLibraryHelper; 64import com.android.internal.content.PackageHelper; 65import com.android.internal.os.IParcelFileDescriptorFactory; 66import com.android.internal.util.ArrayUtils; 67import com.android.internal.util.FastPrintWriter; 68import com.android.internal.util.FastXmlSerializer; 69import com.android.internal.util.IndentingPrintWriter; 70import com.android.server.EventLogTags; 71import com.android.server.IntentResolver; 72import com.android.server.LocalServices; 73import com.android.server.ServiceThread; 74import com.android.server.SystemConfig; 75import com.android.server.Watchdog; 76import com.android.server.pm.Settings.DatabaseVersion; 77import com.android.server.storage.DeviceStorageMonitorInternal; 78 79import org.xmlpull.v1.XmlSerializer; 80 81import android.app.ActivityManager; 82import android.app.ActivityManagerNative; 83import android.app.IActivityManager; 84import android.app.admin.IDevicePolicyManager; 85import android.app.backup.IBackupManager; 86import android.content.BroadcastReceiver; 87import android.content.ComponentName; 88import android.content.Context; 89import android.content.IIntentReceiver; 90import android.content.Intent; 91import android.content.IntentFilter; 92import android.content.IntentSender; 93import android.content.IntentSender.SendIntentException; 94import android.content.ServiceConnection; 95import android.content.pm.ActivityInfo; 96import android.content.pm.ApplicationInfo; 97import android.content.pm.FeatureInfo; 98import android.content.pm.IPackageDataObserver; 99import android.content.pm.IPackageDeleteObserver; 100import android.content.pm.IPackageDeleteObserver2; 101import android.content.pm.IPackageInstallObserver2; 102import android.content.pm.IPackageInstaller; 103import android.content.pm.IPackageManager; 104import android.content.pm.IPackageMoveObserver; 105import android.content.pm.IPackageStatsObserver; 106import android.content.pm.InstrumentationInfo; 107import android.content.pm.KeySet; 108import android.content.pm.ManifestDigest; 109import android.content.pm.PackageCleanItem; 110import android.content.pm.PackageInfo; 111import android.content.pm.PackageInfoLite; 112import android.content.pm.PackageInstaller; 113import android.content.pm.PackageManager; 114import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 115import android.content.pm.PackageParser.ActivityIntentInfo; 116import android.content.pm.PackageParser.PackageLite; 117import android.content.pm.PackageParser.PackageParserException; 118import android.content.pm.PackageParser; 119import android.content.pm.PackageStats; 120import android.content.pm.PackageUserState; 121import android.content.pm.ParceledListSlice; 122import android.content.pm.PermissionGroupInfo; 123import android.content.pm.PermissionInfo; 124import android.content.pm.ProviderInfo; 125import android.content.pm.ResolveInfo; 126import android.content.pm.ServiceInfo; 127import android.content.pm.Signature; 128import android.content.pm.UserInfo; 129import android.content.pm.VerificationParams; 130import android.content.pm.VerifierDeviceIdentity; 131import android.content.pm.VerifierInfo; 132import android.content.res.Resources; 133import android.hardware.display.DisplayManager; 134import android.net.Uri; 135import android.os.Binder; 136import android.os.Build; 137import android.os.Bundle; 138import android.os.Environment; 139import android.os.Environment.UserEnvironment; 140import android.os.storage.StorageManager; 141import android.os.Debug; 142import android.os.FileUtils; 143import android.os.Handler; 144import android.os.IBinder; 145import android.os.Looper; 146import android.os.Message; 147import android.os.Parcel; 148import android.os.ParcelFileDescriptor; 149import android.os.Process; 150import android.os.RemoteException; 151import android.os.SELinux; 152import android.os.ServiceManager; 153import android.os.SystemClock; 154import android.os.SystemProperties; 155import android.os.UserHandle; 156import android.os.UserManager; 157import android.security.KeyStore; 158import android.security.SystemKeyStore; 159import android.system.ErrnoException; 160import android.system.Os; 161import android.system.StructStat; 162import android.text.TextUtils; 163import android.util.ArraySet; 164import android.util.AtomicFile; 165import android.util.DisplayMetrics; 166import android.util.EventLog; 167import android.util.ExceptionUtils; 168import android.util.Log; 169import android.util.LogPrinter; 170import android.util.PrintStreamPrinter; 171import android.util.Slog; 172import android.util.SparseArray; 173import android.util.SparseBooleanArray; 174import android.view.Display; 175 176import java.io.BufferedInputStream; 177import java.io.BufferedOutputStream; 178import java.io.File; 179import java.io.FileDescriptor; 180import java.io.FileInputStream; 181import java.io.FileNotFoundException; 182import java.io.FileOutputStream; 183import java.io.FilenameFilter; 184import java.io.IOException; 185import java.io.InputStream; 186import java.io.PrintWriter; 187import java.nio.charset.StandardCharsets; 188import java.security.NoSuchAlgorithmException; 189import java.security.PublicKey; 190import java.security.cert.CertificateEncodingException; 191import java.security.cert.CertificateException; 192import java.text.SimpleDateFormat; 193import java.util.ArrayList; 194import java.util.Arrays; 195import java.util.Collection; 196import java.util.Collections; 197import java.util.Comparator; 198import java.util.Date; 199import java.util.HashMap; 200import java.util.HashSet; 201import java.util.Iterator; 202import java.util.List; 203import java.util.Map; 204import java.util.Objects; 205import java.util.Set; 206import java.util.concurrent.atomic.AtomicBoolean; 207import java.util.concurrent.atomic.AtomicLong; 208 209import dalvik.system.DexFile; 210import dalvik.system.StaleDexCacheError; 211import dalvik.system.VMRuntime; 212 213import libcore.io.IoUtils; 214import libcore.util.EmptyArray; 215 216/** 217 * Keep track of all those .apks everywhere. 218 * 219 * This is very central to the platform's security; please run the unit 220 * tests whenever making modifications here: 221 * 222mmm frameworks/base/tests/AndroidTests 223adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 224adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 225 * 226 * {@hide} 227 */ 228public class PackageManagerService extends IPackageManager.Stub { 229 static final String TAG = "PackageManager"; 230 static final boolean DEBUG_SETTINGS = false; 231 static final boolean DEBUG_PREFERRED = false; 232 static final boolean DEBUG_UPGRADE = false; 233 private static final boolean DEBUG_INSTALL = false; 234 private static final boolean DEBUG_REMOVE = false; 235 private static final boolean DEBUG_BROADCASTS = false; 236 private static final boolean DEBUG_SHOW_INFO = false; 237 private static final boolean DEBUG_PACKAGE_INFO = false; 238 private static final boolean DEBUG_INTENT_MATCHING = false; 239 private static final boolean DEBUG_PACKAGE_SCANNING = false; 240 private static final boolean DEBUG_VERIFY = false; 241 private static final boolean DEBUG_DEXOPT = false; 242 private static final boolean DEBUG_ABI_SELECTION = false; 243 244 private static final int RADIO_UID = Process.PHONE_UID; 245 private static final int LOG_UID = Process.LOG_UID; 246 private static final int NFC_UID = Process.NFC_UID; 247 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 248 private static final int SHELL_UID = Process.SHELL_UID; 249 250 // Cap the size of permission trees that 3rd party apps can define 251 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 252 253 // Suffix used during package installation when copying/moving 254 // package apks to install directory. 255 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 256 257 static final int SCAN_NO_DEX = 1<<1; 258 static final int SCAN_FORCE_DEX = 1<<2; 259 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 260 static final int SCAN_NEW_INSTALL = 1<<4; 261 static final int SCAN_NO_PATHS = 1<<5; 262 static final int SCAN_UPDATE_TIME = 1<<6; 263 static final int SCAN_DEFER_DEX = 1<<7; 264 static final int SCAN_BOOTING = 1<<8; 265 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 266 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 267 static final int SCAN_REPLACING = 1<<11; 268 269 static final int REMOVE_CHATTY = 1<<16; 270 271 /** 272 * Timeout (in milliseconds) after which the watchdog should declare that 273 * our handler thread is wedged. The usual default for such things is one 274 * minute but we sometimes do very lengthy I/O operations on this thread, 275 * such as installing multi-gigabyte applications, so ours needs to be longer. 276 */ 277 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 278 279 /** 280 * Whether verification is enabled by default. 281 */ 282 private static final boolean DEFAULT_VERIFY_ENABLE = true; 283 284 /** 285 * The default maximum time to wait for the verification agent to return in 286 * milliseconds. 287 */ 288 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 289 290 /** 291 * The default response for package verification timeout. 292 * 293 * This can be either PackageManager.VERIFICATION_ALLOW or 294 * PackageManager.VERIFICATION_REJECT. 295 */ 296 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 297 298 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 299 300 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 301 DEFAULT_CONTAINER_PACKAGE, 302 "com.android.defcontainer.DefaultContainerService"); 303 304 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 305 306 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 307 308 private static String sPreferredInstructionSet; 309 310 final ServiceThread mHandlerThread; 311 312 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 313 private static final String IDMAP_SUFFIX = "@idmap"; 314 315 final PackageHandler mHandler; 316 317 /** 318 * Messages for {@link #mHandler} that need to wait for system ready before 319 * being dispatched. 320 */ 321 private ArrayList<Message> mPostSystemReadyMessages; 322 323 final int mSdkVersion = Build.VERSION.SDK_INT; 324 325 final Context mContext; 326 final boolean mFactoryTest; 327 final boolean mOnlyCore; 328 final boolean mLazyDexOpt; 329 final DisplayMetrics mMetrics; 330 final int mDefParseFlags; 331 final String[] mSeparateProcesses; 332 333 // This is where all application persistent data goes. 334 final File mAppDataDir; 335 336 // This is where all application persistent data goes for secondary users. 337 final File mUserAppDataDir; 338 339 /** The location for ASEC container files on internal storage. */ 340 final String mAsecInternalPath; 341 342 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 343 // LOCK HELD. Can be called with mInstallLock held. 344 final Installer mInstaller; 345 346 /** Directory where installed third-party apps stored */ 347 final File mAppInstallDir; 348 349 /** 350 * Directory to which applications installed internally have their 351 * 32 bit native libraries copied. 352 */ 353 private File mAppLib32InstallDir; 354 355 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 356 // apps. 357 final File mDrmAppPrivateInstallDir; 358 359 // ---------------------------------------------------------------- 360 361 // Lock for state used when installing and doing other long running 362 // operations. Methods that must be called with this lock held have 363 // the suffix "LI". 364 final Object mInstallLock = new Object(); 365 366 // ---------------------------------------------------------------- 367 368 // Keys are String (package name), values are Package. This also serves 369 // as the lock for the global state. Methods that must be called with 370 // this lock held have the prefix "LP". 371 final HashMap<String, PackageParser.Package> mPackages = 372 new HashMap<String, PackageParser.Package>(); 373 374 // Tracks available target package names -> overlay package paths. 375 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 376 new HashMap<String, HashMap<String, PackageParser.Package>>(); 377 378 final Settings mSettings; 379 boolean mRestoredSettings; 380 381 // System configuration read by SystemConfig. 382 final int[] mGlobalGids; 383 final SparseArray<HashSet<String>> mSystemPermissions; 384 final HashMap<String, FeatureInfo> mAvailableFeatures; 385 386 // If mac_permissions.xml was found for seinfo labeling. 387 boolean mFoundPolicyFile; 388 389 // If a recursive restorecon of /data/data/<pkg> is needed. 390 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 391 392 public static final class SharedLibraryEntry { 393 public final String path; 394 public final String apk; 395 396 SharedLibraryEntry(String _path, String _apk) { 397 path = _path; 398 apk = _apk; 399 } 400 } 401 402 // Currently known shared libraries. 403 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 404 new HashMap<String, SharedLibraryEntry>(); 405 406 // All available activities, for your resolving pleasure. 407 final ActivityIntentResolver mActivities = 408 new ActivityIntentResolver(); 409 410 // All available receivers, for your resolving pleasure. 411 final ActivityIntentResolver mReceivers = 412 new ActivityIntentResolver(); 413 414 // All available services, for your resolving pleasure. 415 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 416 417 // All available providers, for your resolving pleasure. 418 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 419 420 // Mapping from provider base names (first directory in content URI codePath) 421 // to the provider information. 422 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 423 new HashMap<String, PackageParser.Provider>(); 424 425 // Mapping from instrumentation class names to info about them. 426 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 427 new HashMap<ComponentName, PackageParser.Instrumentation>(); 428 429 // Mapping from permission names to info about them. 430 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 431 new HashMap<String, PackageParser.PermissionGroup>(); 432 433 // Packages whose data we have transfered into another package, thus 434 // should no longer exist. 435 final HashSet<String> mTransferedPackages = new HashSet<String>(); 436 437 // Broadcast actions that are only available to the system. 438 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 439 440 /** List of packages waiting for verification. */ 441 final SparseArray<PackageVerificationState> mPendingVerification 442 = new SparseArray<PackageVerificationState>(); 443 444 /** Set of packages associated with each app op permission. */ 445 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 446 447 final PackageInstallerService mInstallerService; 448 449 HashSet<PackageParser.Package> mDeferredDexOpt = null; 450 451 // Cache of users who need badging. 452 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 453 454 /** Token for keys in mPendingVerification. */ 455 private int mPendingVerificationToken = 0; 456 457 volatile boolean mSystemReady; 458 volatile boolean mSafeMode; 459 volatile boolean mHasSystemUidErrors; 460 461 ApplicationInfo mAndroidApplication; 462 final ActivityInfo mResolveActivity = new ActivityInfo(); 463 final ResolveInfo mResolveInfo = new ResolveInfo(); 464 ComponentName mResolveComponentName; 465 PackageParser.Package mPlatformPackage; 466 ComponentName mCustomResolverComponentName; 467 468 boolean mResolverReplaced = false; 469 470 // Set of pending broadcasts for aggregating enable/disable of components. 471 static class PendingPackageBroadcasts { 472 // for each user id, a map of <package name -> components within that package> 473 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 474 475 public PendingPackageBroadcasts() { 476 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 477 } 478 479 public ArrayList<String> get(int userId, String packageName) { 480 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 481 return packages.get(packageName); 482 } 483 484 public void put(int userId, String packageName, ArrayList<String> components) { 485 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 486 packages.put(packageName, components); 487 } 488 489 public void remove(int userId, String packageName) { 490 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 491 if (packages != null) { 492 packages.remove(packageName); 493 } 494 } 495 496 public void remove(int userId) { 497 mUidMap.remove(userId); 498 } 499 500 public int userIdCount() { 501 return mUidMap.size(); 502 } 503 504 public int userIdAt(int n) { 505 return mUidMap.keyAt(n); 506 } 507 508 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 509 return mUidMap.get(userId); 510 } 511 512 public int size() { 513 // total number of pending broadcast entries across all userIds 514 int num = 0; 515 for (int i = 0; i< mUidMap.size(); i++) { 516 num += mUidMap.valueAt(i).size(); 517 } 518 return num; 519 } 520 521 public void clear() { 522 mUidMap.clear(); 523 } 524 525 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 526 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 527 if (map == null) { 528 map = new HashMap<String, ArrayList<String>>(); 529 mUidMap.put(userId, map); 530 } 531 return map; 532 } 533 } 534 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 535 536 // Service Connection to remote media container service to copy 537 // package uri's from external media onto secure containers 538 // or internal storage. 539 private IMediaContainerService mContainerService = null; 540 541 static final int SEND_PENDING_BROADCAST = 1; 542 static final int MCS_BOUND = 3; 543 static final int END_COPY = 4; 544 static final int INIT_COPY = 5; 545 static final int MCS_UNBIND = 6; 546 static final int START_CLEANING_PACKAGE = 7; 547 static final int FIND_INSTALL_LOC = 8; 548 static final int POST_INSTALL = 9; 549 static final int MCS_RECONNECT = 10; 550 static final int MCS_GIVE_UP = 11; 551 static final int UPDATED_MEDIA_STATUS = 12; 552 static final int WRITE_SETTINGS = 13; 553 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 554 static final int PACKAGE_VERIFIED = 15; 555 static final int CHECK_PENDING_VERIFICATION = 16; 556 557 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 558 559 // Delay time in millisecs 560 static final int BROADCAST_DELAY = 10 * 1000; 561 562 static UserManagerService sUserManager; 563 564 // Stores a list of users whose package restrictions file needs to be updated 565 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 566 567 final private DefaultContainerConnection mDefContainerConn = 568 new DefaultContainerConnection(); 569 class DefaultContainerConnection implements ServiceConnection { 570 public void onServiceConnected(ComponentName name, IBinder service) { 571 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 572 IMediaContainerService imcs = 573 IMediaContainerService.Stub.asInterface(service); 574 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 575 } 576 577 public void onServiceDisconnected(ComponentName name) { 578 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 579 } 580 }; 581 582 // Recordkeeping of restore-after-install operations that are currently in flight 583 // between the Package Manager and the Backup Manager 584 class PostInstallData { 585 public InstallArgs args; 586 public PackageInstalledInfo res; 587 588 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 589 args = _a; 590 res = _r; 591 } 592 }; 593 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 594 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 595 596 private final String mRequiredVerifierPackage; 597 598 private final PackageUsage mPackageUsage = new PackageUsage(); 599 600 private class PackageUsage { 601 private static final int WRITE_INTERVAL 602 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 603 604 private final Object mFileLock = new Object(); 605 private final AtomicLong mLastWritten = new AtomicLong(0); 606 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 607 608 private boolean mIsHistoricalPackageUsageAvailable = true; 609 610 boolean isHistoricalPackageUsageAvailable() { 611 return mIsHistoricalPackageUsageAvailable; 612 } 613 614 void write(boolean force) { 615 if (force) { 616 writeInternal(); 617 return; 618 } 619 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 620 && !DEBUG_DEXOPT) { 621 return; 622 } 623 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 624 new Thread("PackageUsage_DiskWriter") { 625 @Override 626 public void run() { 627 try { 628 writeInternal(); 629 } finally { 630 mBackgroundWriteRunning.set(false); 631 } 632 } 633 }.start(); 634 } 635 } 636 637 private void writeInternal() { 638 synchronized (mPackages) { 639 synchronized (mFileLock) { 640 AtomicFile file = getFile(); 641 FileOutputStream f = null; 642 try { 643 f = file.startWrite(); 644 BufferedOutputStream out = new BufferedOutputStream(f); 645 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 646 StringBuilder sb = new StringBuilder(); 647 for (PackageParser.Package pkg : mPackages.values()) { 648 if (pkg.mLastPackageUsageTimeInMills == 0) { 649 continue; 650 } 651 sb.setLength(0); 652 sb.append(pkg.packageName); 653 sb.append(' '); 654 sb.append((long)pkg.mLastPackageUsageTimeInMills); 655 sb.append('\n'); 656 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 657 } 658 out.flush(); 659 file.finishWrite(f); 660 } catch (IOException e) { 661 if (f != null) { 662 file.failWrite(f); 663 } 664 Log.e(TAG, "Failed to write package usage times", e); 665 } 666 } 667 } 668 mLastWritten.set(SystemClock.elapsedRealtime()); 669 } 670 671 void readLP() { 672 synchronized (mFileLock) { 673 AtomicFile file = getFile(); 674 BufferedInputStream in = null; 675 try { 676 in = new BufferedInputStream(file.openRead()); 677 StringBuffer sb = new StringBuffer(); 678 while (true) { 679 String packageName = readToken(in, sb, ' '); 680 if (packageName == null) { 681 break; 682 } 683 String timeInMillisString = readToken(in, sb, '\n'); 684 if (timeInMillisString == null) { 685 throw new IOException("Failed to find last usage time for package " 686 + packageName); 687 } 688 PackageParser.Package pkg = mPackages.get(packageName); 689 if (pkg == null) { 690 continue; 691 } 692 long timeInMillis; 693 try { 694 timeInMillis = Long.parseLong(timeInMillisString.toString()); 695 } catch (NumberFormatException e) { 696 throw new IOException("Failed to parse " + timeInMillisString 697 + " as a long.", e); 698 } 699 pkg.mLastPackageUsageTimeInMills = timeInMillis; 700 } 701 } catch (FileNotFoundException expected) { 702 mIsHistoricalPackageUsageAvailable = false; 703 } catch (IOException e) { 704 Log.w(TAG, "Failed to read package usage times", e); 705 } finally { 706 IoUtils.closeQuietly(in); 707 } 708 } 709 mLastWritten.set(SystemClock.elapsedRealtime()); 710 } 711 712 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 713 throws IOException { 714 sb.setLength(0); 715 while (true) { 716 int ch = in.read(); 717 if (ch == -1) { 718 if (sb.length() == 0) { 719 return null; 720 } 721 throw new IOException("Unexpected EOF"); 722 } 723 if (ch == endOfToken) { 724 return sb.toString(); 725 } 726 sb.append((char)ch); 727 } 728 } 729 730 private AtomicFile getFile() { 731 File dataDir = Environment.getDataDirectory(); 732 File systemDir = new File(dataDir, "system"); 733 File fname = new File(systemDir, "package-usage.list"); 734 return new AtomicFile(fname); 735 } 736 } 737 738 class PackageHandler extends Handler { 739 private boolean mBound = false; 740 final ArrayList<HandlerParams> mPendingInstalls = 741 new ArrayList<HandlerParams>(); 742 743 private boolean connectToService() { 744 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 745 " DefaultContainerService"); 746 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 747 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 748 if (mContext.bindServiceAsUser(service, mDefContainerConn, 749 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 750 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 751 mBound = true; 752 return true; 753 } 754 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 755 return false; 756 } 757 758 private void disconnectService() { 759 mContainerService = null; 760 mBound = false; 761 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 762 mContext.unbindService(mDefContainerConn); 763 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 764 } 765 766 PackageHandler(Looper looper) { 767 super(looper); 768 } 769 770 public void handleMessage(Message msg) { 771 try { 772 doHandleMessage(msg); 773 } finally { 774 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 775 } 776 } 777 778 void doHandleMessage(Message msg) { 779 switch (msg.what) { 780 case INIT_COPY: { 781 HandlerParams params = (HandlerParams) msg.obj; 782 int idx = mPendingInstalls.size(); 783 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 784 // If a bind was already initiated we dont really 785 // need to do anything. The pending install 786 // will be processed later on. 787 if (!mBound) { 788 // If this is the only one pending we might 789 // have to bind to the service again. 790 if (!connectToService()) { 791 Slog.e(TAG, "Failed to bind to media container service"); 792 params.serviceError(); 793 return; 794 } else { 795 // Once we bind to the service, the first 796 // pending request will be processed. 797 mPendingInstalls.add(idx, params); 798 } 799 } else { 800 mPendingInstalls.add(idx, params); 801 // Already bound to the service. Just make 802 // sure we trigger off processing the first request. 803 if (idx == 0) { 804 mHandler.sendEmptyMessage(MCS_BOUND); 805 } 806 } 807 break; 808 } 809 case MCS_BOUND: { 810 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 811 if (msg.obj != null) { 812 mContainerService = (IMediaContainerService) msg.obj; 813 } 814 if (mContainerService == null) { 815 // Something seriously wrong. Bail out 816 Slog.e(TAG, "Cannot bind to media container service"); 817 for (HandlerParams params : mPendingInstalls) { 818 // Indicate service bind error 819 params.serviceError(); 820 } 821 mPendingInstalls.clear(); 822 } else if (mPendingInstalls.size() > 0) { 823 HandlerParams params = mPendingInstalls.get(0); 824 if (params != null) { 825 if (params.startCopy()) { 826 // We are done... look for more work or to 827 // go idle. 828 if (DEBUG_SD_INSTALL) Log.i(TAG, 829 "Checking for more work or unbind..."); 830 // Delete pending install 831 if (mPendingInstalls.size() > 0) { 832 mPendingInstalls.remove(0); 833 } 834 if (mPendingInstalls.size() == 0) { 835 if (mBound) { 836 if (DEBUG_SD_INSTALL) Log.i(TAG, 837 "Posting delayed MCS_UNBIND"); 838 removeMessages(MCS_UNBIND); 839 Message ubmsg = obtainMessage(MCS_UNBIND); 840 // Unbind after a little delay, to avoid 841 // continual thrashing. 842 sendMessageDelayed(ubmsg, 10000); 843 } 844 } else { 845 // There are more pending requests in queue. 846 // Just post MCS_BOUND message to trigger processing 847 // of next pending install. 848 if (DEBUG_SD_INSTALL) Log.i(TAG, 849 "Posting MCS_BOUND for next work"); 850 mHandler.sendEmptyMessage(MCS_BOUND); 851 } 852 } 853 } 854 } else { 855 // Should never happen ideally. 856 Slog.w(TAG, "Empty queue"); 857 } 858 break; 859 } 860 case MCS_RECONNECT: { 861 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 862 if (mPendingInstalls.size() > 0) { 863 if (mBound) { 864 disconnectService(); 865 } 866 if (!connectToService()) { 867 Slog.e(TAG, "Failed to bind to media container service"); 868 for (HandlerParams params : mPendingInstalls) { 869 // Indicate service bind error 870 params.serviceError(); 871 } 872 mPendingInstalls.clear(); 873 } 874 } 875 break; 876 } 877 case MCS_UNBIND: { 878 // If there is no actual work left, then time to unbind. 879 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 880 881 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 882 if (mBound) { 883 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 884 885 disconnectService(); 886 } 887 } else if (mPendingInstalls.size() > 0) { 888 // There are more pending requests in queue. 889 // Just post MCS_BOUND message to trigger processing 890 // of next pending install. 891 mHandler.sendEmptyMessage(MCS_BOUND); 892 } 893 894 break; 895 } 896 case MCS_GIVE_UP: { 897 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 898 mPendingInstalls.remove(0); 899 break; 900 } 901 case SEND_PENDING_BROADCAST: { 902 String packages[]; 903 ArrayList<String> components[]; 904 int size = 0; 905 int uids[]; 906 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 907 synchronized (mPackages) { 908 if (mPendingBroadcasts == null) { 909 return; 910 } 911 size = mPendingBroadcasts.size(); 912 if (size <= 0) { 913 // Nothing to be done. Just return 914 return; 915 } 916 packages = new String[size]; 917 components = new ArrayList[size]; 918 uids = new int[size]; 919 int i = 0; // filling out the above arrays 920 921 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 922 int packageUserId = mPendingBroadcasts.userIdAt(n); 923 Iterator<Map.Entry<String, ArrayList<String>>> it 924 = mPendingBroadcasts.packagesForUserId(packageUserId) 925 .entrySet().iterator(); 926 while (it.hasNext() && i < size) { 927 Map.Entry<String, ArrayList<String>> ent = it.next(); 928 packages[i] = ent.getKey(); 929 components[i] = ent.getValue(); 930 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 931 uids[i] = (ps != null) 932 ? UserHandle.getUid(packageUserId, ps.appId) 933 : -1; 934 i++; 935 } 936 } 937 size = i; 938 mPendingBroadcasts.clear(); 939 } 940 // Send broadcasts 941 for (int i = 0; i < size; i++) { 942 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 943 } 944 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 945 break; 946 } 947 case START_CLEANING_PACKAGE: { 948 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 949 final String packageName = (String)msg.obj; 950 final int userId = msg.arg1; 951 final boolean andCode = msg.arg2 != 0; 952 synchronized (mPackages) { 953 if (userId == UserHandle.USER_ALL) { 954 int[] users = sUserManager.getUserIds(); 955 for (int user : users) { 956 mSettings.addPackageToCleanLPw( 957 new PackageCleanItem(user, packageName, andCode)); 958 } 959 } else { 960 mSettings.addPackageToCleanLPw( 961 new PackageCleanItem(userId, packageName, andCode)); 962 } 963 } 964 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 965 startCleaningPackages(); 966 } break; 967 case POST_INSTALL: { 968 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 969 PostInstallData data = mRunningInstalls.get(msg.arg1); 970 mRunningInstalls.delete(msg.arg1); 971 boolean deleteOld = false; 972 973 if (data != null) { 974 InstallArgs args = data.args; 975 PackageInstalledInfo res = data.res; 976 977 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 978 res.removedInfo.sendBroadcast(false, true, false); 979 Bundle extras = new Bundle(1); 980 extras.putInt(Intent.EXTRA_UID, res.uid); 981 // Determine the set of users who are adding this 982 // package for the first time vs. those who are seeing 983 // an update. 984 int[] firstUsers; 985 int[] updateUsers = new int[0]; 986 if (res.origUsers == null || res.origUsers.length == 0) { 987 firstUsers = res.newUsers; 988 } else { 989 firstUsers = new int[0]; 990 for (int i=0; i<res.newUsers.length; i++) { 991 int user = res.newUsers[i]; 992 boolean isNew = true; 993 for (int j=0; j<res.origUsers.length; j++) { 994 if (res.origUsers[j] == user) { 995 isNew = false; 996 break; 997 } 998 } 999 if (isNew) { 1000 int[] newFirst = new int[firstUsers.length+1]; 1001 System.arraycopy(firstUsers, 0, newFirst, 0, 1002 firstUsers.length); 1003 newFirst[firstUsers.length] = user; 1004 firstUsers = newFirst; 1005 } else { 1006 int[] newUpdate = new int[updateUsers.length+1]; 1007 System.arraycopy(updateUsers, 0, newUpdate, 0, 1008 updateUsers.length); 1009 newUpdate[updateUsers.length] = user; 1010 updateUsers = newUpdate; 1011 } 1012 } 1013 } 1014 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1015 res.pkg.applicationInfo.packageName, 1016 extras, null, null, firstUsers); 1017 final boolean update = res.removedInfo.removedPackage != null; 1018 if (update) { 1019 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1020 } 1021 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1022 res.pkg.applicationInfo.packageName, 1023 extras, null, null, updateUsers); 1024 if (update) { 1025 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1026 res.pkg.applicationInfo.packageName, 1027 extras, null, null, updateUsers); 1028 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1029 null, null, 1030 res.pkg.applicationInfo.packageName, null, updateUsers); 1031 1032 // treat asec-hosted packages like removable media on upgrade 1033 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1034 if (DEBUG_INSTALL) { 1035 Slog.i(TAG, "upgrading pkg " + res.pkg 1036 + " is ASEC-hosted -> AVAILABLE"); 1037 } 1038 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1039 ArrayList<String> pkgList = new ArrayList<String>(1); 1040 pkgList.add(res.pkg.applicationInfo.packageName); 1041 sendResourcesChangedBroadcast(true, true, 1042 pkgList,uidArray, null); 1043 } 1044 } 1045 if (res.removedInfo.args != null) { 1046 // Remove the replaced package's older resources safely now 1047 deleteOld = true; 1048 } 1049 1050 // Log current value of "unknown sources" setting 1051 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1052 getUnknownSourcesSettings()); 1053 } 1054 // Force a gc to clear up things 1055 Runtime.getRuntime().gc(); 1056 // We delete after a gc for applications on sdcard. 1057 if (deleteOld) { 1058 synchronized (mInstallLock) { 1059 res.removedInfo.args.doPostDeleteLI(true); 1060 } 1061 } 1062 if (args.observer != null) { 1063 try { 1064 Bundle extras = extrasForInstallResult(res); 1065 args.observer.onPackageInstalled(res.name, res.returnCode, 1066 res.returnMsg, extras); 1067 } catch (RemoteException e) { 1068 Slog.i(TAG, "Observer no longer exists."); 1069 } 1070 } 1071 } else { 1072 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1073 } 1074 } break; 1075 case UPDATED_MEDIA_STATUS: { 1076 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1077 boolean reportStatus = msg.arg1 == 1; 1078 boolean doGc = msg.arg2 == 1; 1079 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1080 if (doGc) { 1081 // Force a gc to clear up stale containers. 1082 Runtime.getRuntime().gc(); 1083 } 1084 if (msg.obj != null) { 1085 @SuppressWarnings("unchecked") 1086 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1087 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1088 // Unload containers 1089 unloadAllContainers(args); 1090 } 1091 if (reportStatus) { 1092 try { 1093 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1094 PackageHelper.getMountService().finishMediaUpdate(); 1095 } catch (RemoteException e) { 1096 Log.e(TAG, "MountService not running?"); 1097 } 1098 } 1099 } break; 1100 case WRITE_SETTINGS: { 1101 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1102 synchronized (mPackages) { 1103 removeMessages(WRITE_SETTINGS); 1104 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1105 mSettings.writeLPr(); 1106 mDirtyUsers.clear(); 1107 } 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1109 } break; 1110 case WRITE_PACKAGE_RESTRICTIONS: { 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1112 synchronized (mPackages) { 1113 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1114 for (int userId : mDirtyUsers) { 1115 mSettings.writePackageRestrictionsLPr(userId); 1116 } 1117 mDirtyUsers.clear(); 1118 } 1119 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1120 } break; 1121 case CHECK_PENDING_VERIFICATION: { 1122 final int verificationId = msg.arg1; 1123 final PackageVerificationState state = mPendingVerification.get(verificationId); 1124 1125 if ((state != null) && !state.timeoutExtended()) { 1126 final InstallArgs args = state.getInstallArgs(); 1127 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1128 1129 Slog.i(TAG, "Verification timed out for " + originUri); 1130 mPendingVerification.remove(verificationId); 1131 1132 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1133 1134 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1135 Slog.i(TAG, "Continuing with installation of " + originUri); 1136 state.setVerifierResponse(Binder.getCallingUid(), 1137 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1138 broadcastPackageVerified(verificationId, originUri, 1139 PackageManager.VERIFICATION_ALLOW, 1140 state.getInstallArgs().getUser()); 1141 try { 1142 ret = args.copyApk(mContainerService, true); 1143 } catch (RemoteException e) { 1144 Slog.e(TAG, "Could not contact the ContainerService"); 1145 } 1146 } else { 1147 broadcastPackageVerified(verificationId, originUri, 1148 PackageManager.VERIFICATION_REJECT, 1149 state.getInstallArgs().getUser()); 1150 } 1151 1152 processPendingInstall(args, ret); 1153 mHandler.sendEmptyMessage(MCS_UNBIND); 1154 } 1155 break; 1156 } 1157 case PACKAGE_VERIFIED: { 1158 final int verificationId = msg.arg1; 1159 1160 final PackageVerificationState state = mPendingVerification.get(verificationId); 1161 if (state == null) { 1162 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1163 break; 1164 } 1165 1166 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1167 1168 state.setVerifierResponse(response.callerUid, response.code); 1169 1170 if (state.isVerificationComplete()) { 1171 mPendingVerification.remove(verificationId); 1172 1173 final InstallArgs args = state.getInstallArgs(); 1174 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1175 1176 int ret; 1177 if (state.isInstallAllowed()) { 1178 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1179 broadcastPackageVerified(verificationId, originUri, 1180 response.code, state.getInstallArgs().getUser()); 1181 try { 1182 ret = args.copyApk(mContainerService, true); 1183 } catch (RemoteException e) { 1184 Slog.e(TAG, "Could not contact the ContainerService"); 1185 } 1186 } else { 1187 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1188 } 1189 1190 processPendingInstall(args, ret); 1191 1192 mHandler.sendEmptyMessage(MCS_UNBIND); 1193 } 1194 1195 break; 1196 } 1197 } 1198 } 1199 } 1200 1201 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1202 Bundle extras = null; 1203 switch (res.returnCode) { 1204 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1205 extras = new Bundle(); 1206 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1207 res.origPermission); 1208 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1209 res.origPackage); 1210 break; 1211 } 1212 } 1213 return extras; 1214 } 1215 1216 void scheduleWriteSettingsLocked() { 1217 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1218 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1219 } 1220 } 1221 1222 void scheduleWritePackageRestrictionsLocked(int userId) { 1223 if (!sUserManager.exists(userId)) return; 1224 mDirtyUsers.add(userId); 1225 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1226 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1227 } 1228 } 1229 1230 public static final PackageManagerService main(Context context, Installer installer, 1231 boolean factoryTest, boolean onlyCore) { 1232 PackageManagerService m = new PackageManagerService(context, installer, 1233 factoryTest, onlyCore); 1234 ServiceManager.addService("package", m); 1235 return m; 1236 } 1237 1238 static String[] splitString(String str, char sep) { 1239 int count = 1; 1240 int i = 0; 1241 while ((i=str.indexOf(sep, i)) >= 0) { 1242 count++; 1243 i++; 1244 } 1245 1246 String[] res = new String[count]; 1247 i=0; 1248 count = 0; 1249 int lastI=0; 1250 while ((i=str.indexOf(sep, i)) >= 0) { 1251 res[count] = str.substring(lastI, i); 1252 count++; 1253 i++; 1254 lastI = i; 1255 } 1256 res[count] = str.substring(lastI, str.length()); 1257 return res; 1258 } 1259 1260 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1261 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1262 Context.DISPLAY_SERVICE); 1263 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1264 } 1265 1266 public PackageManagerService(Context context, Installer installer, 1267 boolean factoryTest, boolean onlyCore) { 1268 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1269 SystemClock.uptimeMillis()); 1270 1271 if (mSdkVersion <= 0) { 1272 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1273 } 1274 1275 mContext = context; 1276 mFactoryTest = factoryTest; 1277 mOnlyCore = onlyCore; 1278 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1279 mMetrics = new DisplayMetrics(); 1280 mSettings = new Settings(context); 1281 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1282 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1283 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1284 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1285 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1286 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1287 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1288 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1289 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1290 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1291 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1292 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1293 1294 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1295 if (separateProcesses != null && separateProcesses.length() > 0) { 1296 if ("*".equals(separateProcesses)) { 1297 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1298 mSeparateProcesses = null; 1299 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1300 } else { 1301 mDefParseFlags = 0; 1302 mSeparateProcesses = separateProcesses.split(","); 1303 Slog.w(TAG, "Running with debug.separate_processes: " 1304 + separateProcesses); 1305 } 1306 } else { 1307 mDefParseFlags = 0; 1308 mSeparateProcesses = null; 1309 } 1310 1311 mInstaller = installer; 1312 1313 getDefaultDisplayMetrics(context, mMetrics); 1314 1315 SystemConfig systemConfig = SystemConfig.getInstance(); 1316 mGlobalGids = systemConfig.getGlobalGids(); 1317 mSystemPermissions = systemConfig.getSystemPermissions(); 1318 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1319 1320 synchronized (mInstallLock) { 1321 // writer 1322 synchronized (mPackages) { 1323 mHandlerThread = new ServiceThread(TAG, 1324 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1325 mHandlerThread.start(); 1326 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1327 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1328 1329 File dataDir = Environment.getDataDirectory(); 1330 mAppDataDir = new File(dataDir, "data"); 1331 mAppInstallDir = new File(dataDir, "app"); 1332 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1333 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1334 mUserAppDataDir = new File(dataDir, "user"); 1335 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1336 1337 sUserManager = new UserManagerService(context, this, 1338 mInstallLock, mPackages); 1339 1340 // Propagate permission configuration in to package manager. 1341 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1342 = systemConfig.getPermissions(); 1343 for (int i=0; i<permConfig.size(); i++) { 1344 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1345 BasePermission bp = mSettings.mPermissions.get(perm.name); 1346 if (bp == null) { 1347 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1348 mSettings.mPermissions.put(perm.name, bp); 1349 } 1350 if (perm.gids != null) { 1351 bp.gids = appendInts(bp.gids, perm.gids); 1352 } 1353 } 1354 1355 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1356 for (int i=0; i<libConfig.size(); i++) { 1357 mSharedLibraries.put(libConfig.keyAt(i), 1358 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1359 } 1360 1361 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1362 1363 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1364 mSdkVersion, mOnlyCore); 1365 1366 String customResolverActivity = Resources.getSystem().getString( 1367 R.string.config_customResolverActivity); 1368 if (TextUtils.isEmpty(customResolverActivity)) { 1369 customResolverActivity = null; 1370 } else { 1371 mCustomResolverComponentName = ComponentName.unflattenFromString( 1372 customResolverActivity); 1373 } 1374 1375 long startTime = SystemClock.uptimeMillis(); 1376 1377 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1378 startTime); 1379 1380 // Set flag to monitor and not change apk file paths when 1381 // scanning install directories. 1382 int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1383 1384 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1385 1386 /** 1387 * Add everything in the in the boot class path to the 1388 * list of process files because dexopt will have been run 1389 * if necessary during zygote startup. 1390 */ 1391 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1392 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1393 1394 if (bootClassPath != null) { 1395 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1396 for (String element : bootClassPathElements) { 1397 alreadyDexOpted.add(element); 1398 } 1399 } else { 1400 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1401 } 1402 1403 if (systemServerClassPath != null) { 1404 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1405 for (String element : systemServerClassPathElements) { 1406 alreadyDexOpted.add(element); 1407 } 1408 } else { 1409 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1410 } 1411 1412 boolean didDexOptLibraryOrTool = false; 1413 1414 final List<String> allInstructionSets = getAllInstructionSets(); 1415 final String[] dexCodeInstructionSets = 1416 getDexCodeInstructionSets(allInstructionSets.toArray(new String[allInstructionSets.size()])); 1417 1418 /** 1419 * Ensure all external libraries have had dexopt run on them. 1420 */ 1421 if (mSharedLibraries.size() > 0) { 1422 // NOTE: For now, we're compiling these system "shared libraries" 1423 // (and framework jars) into all available architectures. It's possible 1424 // to compile them only when we come across an app that uses them (there's 1425 // already logic for that in scanPackageLI) but that adds some complexity. 1426 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1427 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1428 final String lib = libEntry.path; 1429 if (lib == null) { 1430 continue; 1431 } 1432 1433 try { 1434 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1435 dexCodeInstructionSet, 1436 false); 1437 if (dexoptRequired != DexFile.UP_TO_DATE) { 1438 alreadyDexOpted.add(lib); 1439 1440 // The list of "shared libraries" we have at this point is 1441 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1442 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1443 } else { 1444 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1445 } 1446 didDexOptLibraryOrTool = true; 1447 } 1448 } catch (FileNotFoundException e) { 1449 Slog.w(TAG, "Library not found: " + lib); 1450 } catch (IOException e) { 1451 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1452 + e.getMessage()); 1453 } 1454 } 1455 } 1456 } 1457 1458 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1459 1460 // Gross hack for now: we know this file doesn't contain any 1461 // code, so don't dexopt it to avoid the resulting log spew. 1462 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1463 1464 // Gross hack for now: we know this file is only part of 1465 // the boot class path for art, so don't dexopt it to 1466 // avoid the resulting log spew. 1467 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1468 1469 /** 1470 * And there are a number of commands implemented in Java, which 1471 * we currently need to do the dexopt on so that they can be 1472 * run from a non-root shell. 1473 */ 1474 String[] frameworkFiles = frameworkDir.list(); 1475 if (frameworkFiles != null) { 1476 // TODO: We could compile these only for the most preferred ABI. We should 1477 // first double check that the dex files for these commands are not referenced 1478 // by other system apps. 1479 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1480 for (int i=0; i<frameworkFiles.length; i++) { 1481 File libPath = new File(frameworkDir, frameworkFiles[i]); 1482 String path = libPath.getPath(); 1483 // Skip the file if we already did it. 1484 if (alreadyDexOpted.contains(path)) { 1485 continue; 1486 } 1487 // Skip the file if it is not a type we want to dexopt. 1488 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1489 continue; 1490 } 1491 try { 1492 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1493 dexCodeInstructionSet, 1494 false); 1495 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1496 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1497 didDexOptLibraryOrTool = true; 1498 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1499 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1500 didDexOptLibraryOrTool = true; 1501 } 1502 } catch (FileNotFoundException e) { 1503 Slog.w(TAG, "Jar not found: " + path); 1504 } catch (IOException e) { 1505 Slog.w(TAG, "Exception reading jar: " + path, e); 1506 } 1507 } 1508 } 1509 } 1510 1511 // Collect vendor overlay packages. 1512 // (Do this before scanning any apps.) 1513 // For security and version matching reason, only consider 1514 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1515 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1516 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1517 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1518 1519 // Find base frameworks (resource packages without code). 1520 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1521 | PackageParser.PARSE_IS_SYSTEM_DIR 1522 | PackageParser.PARSE_IS_PRIVILEGED, 1523 scanFlags | SCAN_NO_DEX, 0); 1524 1525 // Collected privileged system packages. 1526 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1527 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1528 | PackageParser.PARSE_IS_SYSTEM_DIR 1529 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1530 1531 // Collect ordinary system packages. 1532 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1533 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1534 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1535 1536 // Collect all vendor packages. 1537 File vendorAppDir = new File("/vendor/app"); 1538 try { 1539 vendorAppDir = vendorAppDir.getCanonicalFile(); 1540 } catch (IOException e) { 1541 // failed to look up canonical path, continue with original one 1542 } 1543 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1544 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1545 1546 // Collect all OEM packages. 1547 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1548 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1549 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1550 1551 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1552 mInstaller.moveFiles(); 1553 1554 // Prune any system packages that no longer exist. 1555 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1556 if (!mOnlyCore) { 1557 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1558 while (psit.hasNext()) { 1559 PackageSetting ps = psit.next(); 1560 1561 /* 1562 * If this is not a system app, it can't be a 1563 * disable system app. 1564 */ 1565 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1566 continue; 1567 } 1568 1569 /* 1570 * If the package is scanned, it's not erased. 1571 */ 1572 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1573 if (scannedPkg != null) { 1574 /* 1575 * If the system app is both scanned and in the 1576 * disabled packages list, then it must have been 1577 * added via OTA. Remove it from the currently 1578 * scanned package so the previously user-installed 1579 * application can be scanned. 1580 */ 1581 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1582 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1583 + "; removing system app"); 1584 removePackageLI(ps, true); 1585 } 1586 1587 continue; 1588 } 1589 1590 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1591 psit.remove(); 1592 String msg = "System package " + ps.name 1593 + " no longer exists; wiping its data"; 1594 reportSettingsProblem(Log.WARN, msg); 1595 removeDataDirsLI(ps.name); 1596 } else { 1597 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1598 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1599 possiblyDeletedUpdatedSystemApps.add(ps.name); 1600 } 1601 } 1602 } 1603 } 1604 1605 //look for any incomplete package installations 1606 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1607 //clean up list 1608 for(int i = 0; i < deletePkgsList.size(); i++) { 1609 //clean up here 1610 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1611 } 1612 //delete tmp files 1613 deleteTempPackageFiles(); 1614 1615 // Remove any shared userIDs that have no associated packages 1616 mSettings.pruneSharedUsersLPw(); 1617 1618 if (!mOnlyCore) { 1619 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1620 SystemClock.uptimeMillis()); 1621 scanDirLI(mAppInstallDir, 0, scanFlags, 0); 1622 1623 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1624 scanFlags, 0); 1625 1626 /** 1627 * Remove disable package settings for any updated system 1628 * apps that were removed via an OTA. If they're not a 1629 * previously-updated app, remove them completely. 1630 * Otherwise, just revoke their system-level permissions. 1631 */ 1632 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1633 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1634 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1635 1636 String msg; 1637 if (deletedPkg == null) { 1638 msg = "Updated system package " + deletedAppName 1639 + " no longer exists; wiping its data"; 1640 removeDataDirsLI(deletedAppName); 1641 } else { 1642 msg = "Updated system app + " + deletedAppName 1643 + " no longer present; removing system privileges for " 1644 + deletedAppName; 1645 1646 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1647 1648 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1649 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1650 } 1651 reportSettingsProblem(Log.WARN, msg); 1652 } 1653 } 1654 1655 // Now that we know all of the shared libraries, update all clients to have 1656 // the correct library paths. 1657 updateAllSharedLibrariesLPw(); 1658 1659 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1660 // NOTE: We ignore potential failures here during a system scan (like 1661 // the rest of the commands above) because there's precious little we 1662 // can do about it. A settings error is reported, though. 1663 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1664 false /* force dexopt */, false /* defer dexopt */); 1665 } 1666 1667 // Now that we know all the packages we are keeping, 1668 // read and update their last usage times. 1669 mPackageUsage.readLP(); 1670 1671 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1672 SystemClock.uptimeMillis()); 1673 Slog.i(TAG, "Time to scan packages: " 1674 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1675 + " seconds"); 1676 1677 // If the platform SDK has changed since the last time we booted, 1678 // we need to re-grant app permission to catch any new ones that 1679 // appear. This is really a hack, and means that apps can in some 1680 // cases get permissions that the user didn't initially explicitly 1681 // allow... it would be nice to have some better way to handle 1682 // this situation. 1683 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1684 != mSdkVersion; 1685 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1686 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1687 + "; regranting permissions for internal storage"); 1688 mSettings.mInternalSdkPlatform = mSdkVersion; 1689 1690 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1691 | (regrantPermissions 1692 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1693 : 0)); 1694 1695 // If this is the first boot, and it is a normal boot, then 1696 // we need to initialize the default preferred apps. 1697 if (!mRestoredSettings && !onlyCore) { 1698 mSettings.readDefaultPreferredAppsLPw(this, 0); 1699 } 1700 1701 // If this is first boot after an OTA, and a normal boot, then 1702 // we need to clear code cache directories. 1703 if (!Build.FINGERPRINT.equals(mSettings.mFingerprint) && !onlyCore) { 1704 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 1705 for (String pkgName : mSettings.mPackages.keySet()) { 1706 deleteCodeCacheDirsLI(pkgName); 1707 } 1708 mSettings.mFingerprint = Build.FINGERPRINT; 1709 } 1710 1711 // All the changes are done during package scanning. 1712 mSettings.updateInternalDatabaseVersion(); 1713 1714 // can downgrade to reader 1715 mSettings.writeLPr(); 1716 1717 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1718 SystemClock.uptimeMillis()); 1719 1720 1721 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1722 } // synchronized (mPackages) 1723 } // synchronized (mInstallLock) 1724 1725 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1726 1727 // Now after opening every single application zip, make sure they 1728 // are all flushed. Not really needed, but keeps things nice and 1729 // tidy. 1730 Runtime.getRuntime().gc(); 1731 } 1732 1733 @Override 1734 public boolean isFirstBoot() { 1735 return !mRestoredSettings; 1736 } 1737 1738 @Override 1739 public boolean isOnlyCoreApps() { 1740 return mOnlyCore; 1741 } 1742 1743 private String getRequiredVerifierLPr() { 1744 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1745 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1746 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1747 1748 String requiredVerifier = null; 1749 1750 final int N = receivers.size(); 1751 for (int i = 0; i < N; i++) { 1752 final ResolveInfo info = receivers.get(i); 1753 1754 if (info.activityInfo == null) { 1755 continue; 1756 } 1757 1758 final String packageName = info.activityInfo.packageName; 1759 1760 final PackageSetting ps = mSettings.mPackages.get(packageName); 1761 if (ps == null) { 1762 continue; 1763 } 1764 1765 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1766 if (!gp.grantedPermissions 1767 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1768 continue; 1769 } 1770 1771 if (requiredVerifier != null) { 1772 throw new RuntimeException("There can be only one required verifier"); 1773 } 1774 1775 requiredVerifier = packageName; 1776 } 1777 1778 return requiredVerifier; 1779 } 1780 1781 @Override 1782 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1783 throws RemoteException { 1784 try { 1785 return super.onTransact(code, data, reply, flags); 1786 } catch (RuntimeException e) { 1787 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1788 Slog.wtf(TAG, "Package Manager Crash", e); 1789 } 1790 throw e; 1791 } 1792 } 1793 1794 void cleanupInstallFailedPackage(PackageSetting ps) { 1795 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1796 removeDataDirsLI(ps.name); 1797 if (ps.codePath != null) { 1798 if (ps.codePath.isDirectory()) { 1799 FileUtils.deleteContents(ps.codePath); 1800 } 1801 ps.codePath.delete(); 1802 } 1803 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 1804 if (ps.resourcePath.isDirectory()) { 1805 FileUtils.deleteContents(ps.resourcePath); 1806 } 1807 ps.resourcePath.delete(); 1808 } 1809 mSettings.removePackageLPw(ps.name); 1810 } 1811 1812 static int[] appendInts(int[] cur, int[] add) { 1813 if (add == null) return cur; 1814 if (cur == null) return add; 1815 final int N = add.length; 1816 for (int i=0; i<N; i++) { 1817 cur = appendInt(cur, add[i]); 1818 } 1819 return cur; 1820 } 1821 1822 static int[] removeInts(int[] cur, int[] rem) { 1823 if (rem == null) return cur; 1824 if (cur == null) return cur; 1825 final int N = rem.length; 1826 for (int i=0; i<N; i++) { 1827 cur = removeInt(cur, rem[i]); 1828 } 1829 return cur; 1830 } 1831 1832 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1833 if (!sUserManager.exists(userId)) return null; 1834 final PackageSetting ps = (PackageSetting) p.mExtras; 1835 if (ps == null) { 1836 return null; 1837 } 1838 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1839 final PackageUserState state = ps.readUserState(userId); 1840 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1841 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1842 state, userId); 1843 } 1844 1845 @Override 1846 public boolean isPackageAvailable(String packageName, int userId) { 1847 if (!sUserManager.exists(userId)) return false; 1848 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 1849 synchronized (mPackages) { 1850 PackageParser.Package p = mPackages.get(packageName); 1851 if (p != null) { 1852 final PackageSetting ps = (PackageSetting) p.mExtras; 1853 if (ps != null) { 1854 final PackageUserState state = ps.readUserState(userId); 1855 if (state != null) { 1856 return PackageParser.isAvailable(state); 1857 } 1858 } 1859 } 1860 } 1861 return false; 1862 } 1863 1864 @Override 1865 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1866 if (!sUserManager.exists(userId)) return null; 1867 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 1868 // reader 1869 synchronized (mPackages) { 1870 PackageParser.Package p = mPackages.get(packageName); 1871 if (DEBUG_PACKAGE_INFO) 1872 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1873 if (p != null) { 1874 return generatePackageInfo(p, flags, userId); 1875 } 1876 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1877 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1878 } 1879 } 1880 return null; 1881 } 1882 1883 @Override 1884 public String[] currentToCanonicalPackageNames(String[] names) { 1885 String[] out = new String[names.length]; 1886 // reader 1887 synchronized (mPackages) { 1888 for (int i=names.length-1; i>=0; i--) { 1889 PackageSetting ps = mSettings.mPackages.get(names[i]); 1890 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1891 } 1892 } 1893 return out; 1894 } 1895 1896 @Override 1897 public String[] canonicalToCurrentPackageNames(String[] names) { 1898 String[] out = new String[names.length]; 1899 // reader 1900 synchronized (mPackages) { 1901 for (int i=names.length-1; i>=0; i--) { 1902 String cur = mSettings.mRenamedPackages.get(names[i]); 1903 out[i] = cur != null ? cur : names[i]; 1904 } 1905 } 1906 return out; 1907 } 1908 1909 @Override 1910 public int getPackageUid(String packageName, int userId) { 1911 if (!sUserManager.exists(userId)) return -1; 1912 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 1913 // reader 1914 synchronized (mPackages) { 1915 PackageParser.Package p = mPackages.get(packageName); 1916 if(p != null) { 1917 return UserHandle.getUid(userId, p.applicationInfo.uid); 1918 } 1919 PackageSetting ps = mSettings.mPackages.get(packageName); 1920 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1921 return -1; 1922 } 1923 p = ps.pkg; 1924 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1925 } 1926 } 1927 1928 @Override 1929 public int[] getPackageGids(String packageName) { 1930 // reader 1931 synchronized (mPackages) { 1932 PackageParser.Package p = mPackages.get(packageName); 1933 if (DEBUG_PACKAGE_INFO) 1934 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1935 if (p != null) { 1936 final PackageSetting ps = (PackageSetting)p.mExtras; 1937 return ps.getGids(); 1938 } 1939 } 1940 // stupid thing to indicate an error. 1941 return new int[0]; 1942 } 1943 1944 static final PermissionInfo generatePermissionInfo( 1945 BasePermission bp, int flags) { 1946 if (bp.perm != null) { 1947 return PackageParser.generatePermissionInfo(bp.perm, flags); 1948 } 1949 PermissionInfo pi = new PermissionInfo(); 1950 pi.name = bp.name; 1951 pi.packageName = bp.sourcePackage; 1952 pi.nonLocalizedLabel = bp.name; 1953 pi.protectionLevel = bp.protectionLevel; 1954 return pi; 1955 } 1956 1957 @Override 1958 public PermissionInfo getPermissionInfo(String name, int flags) { 1959 // reader 1960 synchronized (mPackages) { 1961 final BasePermission p = mSettings.mPermissions.get(name); 1962 if (p != null) { 1963 return generatePermissionInfo(p, flags); 1964 } 1965 return null; 1966 } 1967 } 1968 1969 @Override 1970 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1971 // reader 1972 synchronized (mPackages) { 1973 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1974 for (BasePermission p : mSettings.mPermissions.values()) { 1975 if (group == null) { 1976 if (p.perm == null || p.perm.info.group == null) { 1977 out.add(generatePermissionInfo(p, flags)); 1978 } 1979 } else { 1980 if (p.perm != null && group.equals(p.perm.info.group)) { 1981 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1982 } 1983 } 1984 } 1985 1986 if (out.size() > 0) { 1987 return out; 1988 } 1989 return mPermissionGroups.containsKey(group) ? out : null; 1990 } 1991 } 1992 1993 @Override 1994 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1995 // reader 1996 synchronized (mPackages) { 1997 return PackageParser.generatePermissionGroupInfo( 1998 mPermissionGroups.get(name), flags); 1999 } 2000 } 2001 2002 @Override 2003 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2004 // reader 2005 synchronized (mPackages) { 2006 final int N = mPermissionGroups.size(); 2007 ArrayList<PermissionGroupInfo> out 2008 = new ArrayList<PermissionGroupInfo>(N); 2009 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2010 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2011 } 2012 return out; 2013 } 2014 } 2015 2016 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2017 int userId) { 2018 if (!sUserManager.exists(userId)) return null; 2019 PackageSetting ps = mSettings.mPackages.get(packageName); 2020 if (ps != null) { 2021 if (ps.pkg == null) { 2022 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2023 flags, userId); 2024 if (pInfo != null) { 2025 return pInfo.applicationInfo; 2026 } 2027 return null; 2028 } 2029 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2030 ps.readUserState(userId), userId); 2031 } 2032 return null; 2033 } 2034 2035 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2036 int userId) { 2037 if (!sUserManager.exists(userId)) return null; 2038 PackageSetting ps = mSettings.mPackages.get(packageName); 2039 if (ps != null) { 2040 PackageParser.Package pkg = ps.pkg; 2041 if (pkg == null) { 2042 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2043 return null; 2044 } 2045 // Only data remains, so we aren't worried about code paths 2046 pkg = new PackageParser.Package(packageName); 2047 pkg.applicationInfo.packageName = packageName; 2048 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2049 pkg.applicationInfo.dataDir = 2050 getDataPathForPackage(packageName, 0).getPath(); 2051 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2052 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2053 } 2054 return generatePackageInfo(pkg, flags, userId); 2055 } 2056 return null; 2057 } 2058 2059 @Override 2060 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2061 if (!sUserManager.exists(userId)) return null; 2062 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2063 // writer 2064 synchronized (mPackages) { 2065 PackageParser.Package p = mPackages.get(packageName); 2066 if (DEBUG_PACKAGE_INFO) Log.v( 2067 TAG, "getApplicationInfo " + packageName 2068 + ": " + p); 2069 if (p != null) { 2070 PackageSetting ps = mSettings.mPackages.get(packageName); 2071 if (ps == null) return null; 2072 // Note: isEnabledLP() does not apply here - always return info 2073 return PackageParser.generateApplicationInfo( 2074 p, flags, ps.readUserState(userId), userId); 2075 } 2076 if ("android".equals(packageName)||"system".equals(packageName)) { 2077 return mAndroidApplication; 2078 } 2079 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2080 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2081 } 2082 } 2083 return null; 2084 } 2085 2086 2087 @Override 2088 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2089 mContext.enforceCallingOrSelfPermission( 2090 android.Manifest.permission.CLEAR_APP_CACHE, null); 2091 // Queue up an async operation since clearing cache may take a little while. 2092 mHandler.post(new Runnable() { 2093 public void run() { 2094 mHandler.removeCallbacks(this); 2095 int retCode = -1; 2096 synchronized (mInstallLock) { 2097 retCode = mInstaller.freeCache(freeStorageSize); 2098 if (retCode < 0) { 2099 Slog.w(TAG, "Couldn't clear application caches"); 2100 } 2101 } 2102 if (observer != null) { 2103 try { 2104 observer.onRemoveCompleted(null, (retCode >= 0)); 2105 } catch (RemoteException e) { 2106 Slog.w(TAG, "RemoveException when invoking call back"); 2107 } 2108 } 2109 } 2110 }); 2111 } 2112 2113 @Override 2114 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2115 mContext.enforceCallingOrSelfPermission( 2116 android.Manifest.permission.CLEAR_APP_CACHE, null); 2117 // Queue up an async operation since clearing cache may take a little while. 2118 mHandler.post(new Runnable() { 2119 public void run() { 2120 mHandler.removeCallbacks(this); 2121 int retCode = -1; 2122 synchronized (mInstallLock) { 2123 retCode = mInstaller.freeCache(freeStorageSize); 2124 if (retCode < 0) { 2125 Slog.w(TAG, "Couldn't clear application caches"); 2126 } 2127 } 2128 if(pi != null) { 2129 try { 2130 // Callback via pending intent 2131 int code = (retCode >= 0) ? 1 : 0; 2132 pi.sendIntent(null, code, null, 2133 null, null); 2134 } catch (SendIntentException e1) { 2135 Slog.i(TAG, "Failed to send pending intent"); 2136 } 2137 } 2138 } 2139 }); 2140 } 2141 2142 void freeStorage(long freeStorageSize) throws IOException { 2143 synchronized (mInstallLock) { 2144 if (mInstaller.freeCache(freeStorageSize) < 0) { 2145 throw new IOException("Failed to free enough space"); 2146 } 2147 } 2148 } 2149 2150 @Override 2151 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2152 if (!sUserManager.exists(userId)) return null; 2153 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2154 synchronized (mPackages) { 2155 PackageParser.Activity a = mActivities.mActivities.get(component); 2156 2157 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2158 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2159 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2160 if (ps == null) return null; 2161 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2162 userId); 2163 } 2164 if (mResolveComponentName.equals(component)) { 2165 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2166 new PackageUserState(), userId); 2167 } 2168 } 2169 return null; 2170 } 2171 2172 @Override 2173 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2174 String resolvedType) { 2175 synchronized (mPackages) { 2176 PackageParser.Activity a = mActivities.mActivities.get(component); 2177 if (a == null) { 2178 return false; 2179 } 2180 for (int i=0; i<a.intents.size(); i++) { 2181 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2182 intent.getData(), intent.getCategories(), TAG) >= 0) { 2183 return true; 2184 } 2185 } 2186 return false; 2187 } 2188 } 2189 2190 @Override 2191 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2192 if (!sUserManager.exists(userId)) return null; 2193 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2194 synchronized (mPackages) { 2195 PackageParser.Activity a = mReceivers.mActivities.get(component); 2196 if (DEBUG_PACKAGE_INFO) Log.v( 2197 TAG, "getReceiverInfo " + component + ": " + a); 2198 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2199 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2200 if (ps == null) return null; 2201 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2202 userId); 2203 } 2204 } 2205 return null; 2206 } 2207 2208 @Override 2209 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2210 if (!sUserManager.exists(userId)) return null; 2211 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2212 synchronized (mPackages) { 2213 PackageParser.Service s = mServices.mServices.get(component); 2214 if (DEBUG_PACKAGE_INFO) Log.v( 2215 TAG, "getServiceInfo " + component + ": " + s); 2216 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2217 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2218 if (ps == null) return null; 2219 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2220 userId); 2221 } 2222 } 2223 return null; 2224 } 2225 2226 @Override 2227 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2228 if (!sUserManager.exists(userId)) return null; 2229 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2230 synchronized (mPackages) { 2231 PackageParser.Provider p = mProviders.mProviders.get(component); 2232 if (DEBUG_PACKAGE_INFO) Log.v( 2233 TAG, "getProviderInfo " + component + ": " + p); 2234 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2235 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2236 if (ps == null) return null; 2237 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2238 userId); 2239 } 2240 } 2241 return null; 2242 } 2243 2244 @Override 2245 public String[] getSystemSharedLibraryNames() { 2246 Set<String> libSet; 2247 synchronized (mPackages) { 2248 libSet = mSharedLibraries.keySet(); 2249 int size = libSet.size(); 2250 if (size > 0) { 2251 String[] libs = new String[size]; 2252 libSet.toArray(libs); 2253 return libs; 2254 } 2255 } 2256 return null; 2257 } 2258 2259 @Override 2260 public FeatureInfo[] getSystemAvailableFeatures() { 2261 Collection<FeatureInfo> featSet; 2262 synchronized (mPackages) { 2263 featSet = mAvailableFeatures.values(); 2264 int size = featSet.size(); 2265 if (size > 0) { 2266 FeatureInfo[] features = new FeatureInfo[size+1]; 2267 featSet.toArray(features); 2268 FeatureInfo fi = new FeatureInfo(); 2269 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2270 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2271 features[size] = fi; 2272 return features; 2273 } 2274 } 2275 return null; 2276 } 2277 2278 @Override 2279 public boolean hasSystemFeature(String name) { 2280 synchronized (mPackages) { 2281 return mAvailableFeatures.containsKey(name); 2282 } 2283 } 2284 2285 private void checkValidCaller(int uid, int userId) { 2286 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2287 return; 2288 2289 throw new SecurityException("Caller uid=" + uid 2290 + " is not privileged to communicate with user=" + userId); 2291 } 2292 2293 @Override 2294 public int checkPermission(String permName, String pkgName) { 2295 synchronized (mPackages) { 2296 PackageParser.Package p = mPackages.get(pkgName); 2297 if (p != null && p.mExtras != null) { 2298 PackageSetting ps = (PackageSetting)p.mExtras; 2299 if (ps.sharedUser != null) { 2300 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2301 return PackageManager.PERMISSION_GRANTED; 2302 } 2303 } else if (ps.grantedPermissions.contains(permName)) { 2304 return PackageManager.PERMISSION_GRANTED; 2305 } 2306 } 2307 } 2308 return PackageManager.PERMISSION_DENIED; 2309 } 2310 2311 @Override 2312 public int checkUidPermission(String permName, int uid) { 2313 synchronized (mPackages) { 2314 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2315 if (obj != null) { 2316 GrantedPermissions gp = (GrantedPermissions)obj; 2317 if (gp.grantedPermissions.contains(permName)) { 2318 return PackageManager.PERMISSION_GRANTED; 2319 } 2320 } else { 2321 HashSet<String> perms = mSystemPermissions.get(uid); 2322 if (perms != null && perms.contains(permName)) { 2323 return PackageManager.PERMISSION_GRANTED; 2324 } 2325 } 2326 } 2327 return PackageManager.PERMISSION_DENIED; 2328 } 2329 2330 /** 2331 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2332 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2333 * @param checkShell TODO(yamasani): 2334 * @param message the message to log on security exception 2335 */ 2336 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2337 boolean checkShell, String message) { 2338 if (userId < 0) { 2339 throw new IllegalArgumentException("Invalid userId " + userId); 2340 } 2341 if (checkShell) { 2342 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2343 } 2344 if (userId == UserHandle.getUserId(callingUid)) return; 2345 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2346 if (requireFullPermission) { 2347 mContext.enforceCallingOrSelfPermission( 2348 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2349 } else { 2350 try { 2351 mContext.enforceCallingOrSelfPermission( 2352 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2353 } catch (SecurityException se) { 2354 mContext.enforceCallingOrSelfPermission( 2355 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2356 } 2357 } 2358 } 2359 } 2360 2361 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2362 if (callingUid == Process.SHELL_UID) { 2363 if (userHandle >= 0 2364 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2365 throw new SecurityException("Shell does not have permission to access user " 2366 + userHandle); 2367 } else if (userHandle < 0) { 2368 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2369 + Debug.getCallers(3)); 2370 } 2371 } 2372 } 2373 2374 private BasePermission findPermissionTreeLP(String permName) { 2375 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2376 if (permName.startsWith(bp.name) && 2377 permName.length() > bp.name.length() && 2378 permName.charAt(bp.name.length()) == '.') { 2379 return bp; 2380 } 2381 } 2382 return null; 2383 } 2384 2385 private BasePermission checkPermissionTreeLP(String permName) { 2386 if (permName != null) { 2387 BasePermission bp = findPermissionTreeLP(permName); 2388 if (bp != null) { 2389 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2390 return bp; 2391 } 2392 throw new SecurityException("Calling uid " 2393 + Binder.getCallingUid() 2394 + " is not allowed to add to permission tree " 2395 + bp.name + " owned by uid " + bp.uid); 2396 } 2397 } 2398 throw new SecurityException("No permission tree found for " + permName); 2399 } 2400 2401 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2402 if (s1 == null) { 2403 return s2 == null; 2404 } 2405 if (s2 == null) { 2406 return false; 2407 } 2408 if (s1.getClass() != s2.getClass()) { 2409 return false; 2410 } 2411 return s1.equals(s2); 2412 } 2413 2414 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2415 if (pi1.icon != pi2.icon) return false; 2416 if (pi1.logo != pi2.logo) return false; 2417 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2418 if (!compareStrings(pi1.name, pi2.name)) return false; 2419 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2420 // We'll take care of setting this one. 2421 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2422 // These are not currently stored in settings. 2423 //if (!compareStrings(pi1.group, pi2.group)) return false; 2424 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2425 //if (pi1.labelRes != pi2.labelRes) return false; 2426 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2427 return true; 2428 } 2429 2430 int permissionInfoFootprint(PermissionInfo info) { 2431 int size = info.name.length(); 2432 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2433 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2434 return size; 2435 } 2436 2437 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2438 int size = 0; 2439 for (BasePermission perm : mSettings.mPermissions.values()) { 2440 if (perm.uid == tree.uid) { 2441 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2442 } 2443 } 2444 return size; 2445 } 2446 2447 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2448 // We calculate the max size of permissions defined by this uid and throw 2449 // if that plus the size of 'info' would exceed our stated maximum. 2450 if (tree.uid != Process.SYSTEM_UID) { 2451 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2452 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2453 throw new SecurityException("Permission tree size cap exceeded"); 2454 } 2455 } 2456 } 2457 2458 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2459 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2460 throw new SecurityException("Label must be specified in permission"); 2461 } 2462 BasePermission tree = checkPermissionTreeLP(info.name); 2463 BasePermission bp = mSettings.mPermissions.get(info.name); 2464 boolean added = bp == null; 2465 boolean changed = true; 2466 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2467 if (added) { 2468 enforcePermissionCapLocked(info, tree); 2469 bp = new BasePermission(info.name, tree.sourcePackage, 2470 BasePermission.TYPE_DYNAMIC); 2471 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2472 throw new SecurityException( 2473 "Not allowed to modify non-dynamic permission " 2474 + info.name); 2475 } else { 2476 if (bp.protectionLevel == fixedLevel 2477 && bp.perm.owner.equals(tree.perm.owner) 2478 && bp.uid == tree.uid 2479 && comparePermissionInfos(bp.perm.info, info)) { 2480 changed = false; 2481 } 2482 } 2483 bp.protectionLevel = fixedLevel; 2484 info = new PermissionInfo(info); 2485 info.protectionLevel = fixedLevel; 2486 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2487 bp.perm.info.packageName = tree.perm.info.packageName; 2488 bp.uid = tree.uid; 2489 if (added) { 2490 mSettings.mPermissions.put(info.name, bp); 2491 } 2492 if (changed) { 2493 if (!async) { 2494 mSettings.writeLPr(); 2495 } else { 2496 scheduleWriteSettingsLocked(); 2497 } 2498 } 2499 return added; 2500 } 2501 2502 @Override 2503 public boolean addPermission(PermissionInfo info) { 2504 synchronized (mPackages) { 2505 return addPermissionLocked(info, false); 2506 } 2507 } 2508 2509 @Override 2510 public boolean addPermissionAsync(PermissionInfo info) { 2511 synchronized (mPackages) { 2512 return addPermissionLocked(info, true); 2513 } 2514 } 2515 2516 @Override 2517 public void removePermission(String name) { 2518 synchronized (mPackages) { 2519 checkPermissionTreeLP(name); 2520 BasePermission bp = mSettings.mPermissions.get(name); 2521 if (bp != null) { 2522 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2523 throw new SecurityException( 2524 "Not allowed to modify non-dynamic permission " 2525 + name); 2526 } 2527 mSettings.mPermissions.remove(name); 2528 mSettings.writeLPr(); 2529 } 2530 } 2531 } 2532 2533 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2534 int index = pkg.requestedPermissions.indexOf(bp.name); 2535 if (index == -1) { 2536 throw new SecurityException("Package " + pkg.packageName 2537 + " has not requested permission " + bp.name); 2538 } 2539 boolean isNormal = 2540 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2541 == PermissionInfo.PROTECTION_NORMAL); 2542 boolean isDangerous = 2543 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2544 == PermissionInfo.PROTECTION_DANGEROUS); 2545 boolean isDevelopment = 2546 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2547 2548 if (!isNormal && !isDangerous && !isDevelopment) { 2549 throw new SecurityException("Permission " + bp.name 2550 + " is not a changeable permission type"); 2551 } 2552 2553 if (isNormal || isDangerous) { 2554 if (pkg.requestedPermissionsRequired.get(index)) { 2555 throw new SecurityException("Can't change " + bp.name 2556 + ". It is required by the application"); 2557 } 2558 } 2559 } 2560 2561 @Override 2562 public void grantPermission(String packageName, String permissionName) { 2563 mContext.enforceCallingOrSelfPermission( 2564 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2565 synchronized (mPackages) { 2566 final PackageParser.Package pkg = mPackages.get(packageName); 2567 if (pkg == null) { 2568 throw new IllegalArgumentException("Unknown package: " + packageName); 2569 } 2570 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2571 if (bp == null) { 2572 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2573 } 2574 2575 checkGrantRevokePermissions(pkg, bp); 2576 2577 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2578 if (ps == null) { 2579 return; 2580 } 2581 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2582 if (gp.grantedPermissions.add(permissionName)) { 2583 if (ps.haveGids) { 2584 gp.gids = appendInts(gp.gids, bp.gids); 2585 } 2586 mSettings.writeLPr(); 2587 } 2588 } 2589 } 2590 2591 @Override 2592 public void revokePermission(String packageName, String permissionName) { 2593 int changedAppId = -1; 2594 2595 synchronized (mPackages) { 2596 final PackageParser.Package pkg = mPackages.get(packageName); 2597 if (pkg == null) { 2598 throw new IllegalArgumentException("Unknown package: " + packageName); 2599 } 2600 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2601 mContext.enforceCallingOrSelfPermission( 2602 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2603 } 2604 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2605 if (bp == null) { 2606 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2607 } 2608 2609 checkGrantRevokePermissions(pkg, bp); 2610 2611 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2612 if (ps == null) { 2613 return; 2614 } 2615 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2616 if (gp.grantedPermissions.remove(permissionName)) { 2617 gp.grantedPermissions.remove(permissionName); 2618 if (ps.haveGids) { 2619 gp.gids = removeInts(gp.gids, bp.gids); 2620 } 2621 mSettings.writeLPr(); 2622 changedAppId = ps.appId; 2623 } 2624 } 2625 2626 if (changedAppId >= 0) { 2627 // We changed the perm on someone, kill its processes. 2628 IActivityManager am = ActivityManagerNative.getDefault(); 2629 if (am != null) { 2630 final int callingUserId = UserHandle.getCallingUserId(); 2631 final long ident = Binder.clearCallingIdentity(); 2632 try { 2633 //XXX we should only revoke for the calling user's app permissions, 2634 // but for now we impact all users. 2635 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2636 // "revoke " + permissionName); 2637 int[] users = sUserManager.getUserIds(); 2638 for (int user : users) { 2639 am.killUid(UserHandle.getUid(user, changedAppId), 2640 "revoke " + permissionName); 2641 } 2642 } catch (RemoteException e) { 2643 } finally { 2644 Binder.restoreCallingIdentity(ident); 2645 } 2646 } 2647 } 2648 } 2649 2650 @Override 2651 public boolean isProtectedBroadcast(String actionName) { 2652 synchronized (mPackages) { 2653 return mProtectedBroadcasts.contains(actionName); 2654 } 2655 } 2656 2657 @Override 2658 public int checkSignatures(String pkg1, String pkg2) { 2659 synchronized (mPackages) { 2660 final PackageParser.Package p1 = mPackages.get(pkg1); 2661 final PackageParser.Package p2 = mPackages.get(pkg2); 2662 if (p1 == null || p1.mExtras == null 2663 || p2 == null || p2.mExtras == null) { 2664 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2665 } 2666 return compareSignatures(p1.mSignatures, p2.mSignatures); 2667 } 2668 } 2669 2670 @Override 2671 public int checkUidSignatures(int uid1, int uid2) { 2672 // Map to base uids. 2673 uid1 = UserHandle.getAppId(uid1); 2674 uid2 = UserHandle.getAppId(uid2); 2675 // reader 2676 synchronized (mPackages) { 2677 Signature[] s1; 2678 Signature[] s2; 2679 Object obj = mSettings.getUserIdLPr(uid1); 2680 if (obj != null) { 2681 if (obj instanceof SharedUserSetting) { 2682 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2683 } else if (obj instanceof PackageSetting) { 2684 s1 = ((PackageSetting)obj).signatures.mSignatures; 2685 } else { 2686 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2687 } 2688 } else { 2689 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2690 } 2691 obj = mSettings.getUserIdLPr(uid2); 2692 if (obj != null) { 2693 if (obj instanceof SharedUserSetting) { 2694 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2695 } else if (obj instanceof PackageSetting) { 2696 s2 = ((PackageSetting)obj).signatures.mSignatures; 2697 } else { 2698 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2699 } 2700 } else { 2701 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2702 } 2703 return compareSignatures(s1, s2); 2704 } 2705 } 2706 2707 /** 2708 * Compares two sets of signatures. Returns: 2709 * <br /> 2710 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2711 * <br /> 2712 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2713 * <br /> 2714 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2715 * <br /> 2716 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2717 * <br /> 2718 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2719 */ 2720 static int compareSignatures(Signature[] s1, Signature[] s2) { 2721 if (s1 == null) { 2722 return s2 == null 2723 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2724 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2725 } 2726 2727 if (s2 == null) { 2728 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2729 } 2730 2731 if (s1.length != s2.length) { 2732 return PackageManager.SIGNATURE_NO_MATCH; 2733 } 2734 2735 // Since both signature sets are of size 1, we can compare without HashSets. 2736 if (s1.length == 1) { 2737 return s1[0].equals(s2[0]) ? 2738 PackageManager.SIGNATURE_MATCH : 2739 PackageManager.SIGNATURE_NO_MATCH; 2740 } 2741 2742 HashSet<Signature> set1 = new HashSet<Signature>(); 2743 for (Signature sig : s1) { 2744 set1.add(sig); 2745 } 2746 HashSet<Signature> set2 = new HashSet<Signature>(); 2747 for (Signature sig : s2) { 2748 set2.add(sig); 2749 } 2750 // Make sure s2 contains all signatures in s1. 2751 if (set1.equals(set2)) { 2752 return PackageManager.SIGNATURE_MATCH; 2753 } 2754 return PackageManager.SIGNATURE_NO_MATCH; 2755 } 2756 2757 /** 2758 * If the database version for this type of package (internal storage or 2759 * external storage) is less than the version where package signatures 2760 * were updated, return true. 2761 */ 2762 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2763 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2764 DatabaseVersion.SIGNATURE_END_ENTITY)) 2765 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2766 DatabaseVersion.SIGNATURE_END_ENTITY)); 2767 } 2768 2769 /** 2770 * Used for backward compatibility to make sure any packages with 2771 * certificate chains get upgraded to the new style. {@code existingSigs} 2772 * will be in the old format (since they were stored on disk from before the 2773 * system upgrade) and {@code scannedSigs} will be in the newer format. 2774 */ 2775 private int compareSignaturesCompat(PackageSignatures existingSigs, 2776 PackageParser.Package scannedPkg) { 2777 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2778 return PackageManager.SIGNATURE_NO_MATCH; 2779 } 2780 2781 HashSet<Signature> existingSet = new HashSet<Signature>(); 2782 for (Signature sig : existingSigs.mSignatures) { 2783 existingSet.add(sig); 2784 } 2785 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2786 for (Signature sig : scannedPkg.mSignatures) { 2787 try { 2788 Signature[] chainSignatures = sig.getChainSignatures(); 2789 for (Signature chainSig : chainSignatures) { 2790 scannedCompatSet.add(chainSig); 2791 } 2792 } catch (CertificateEncodingException e) { 2793 scannedCompatSet.add(sig); 2794 } 2795 } 2796 /* 2797 * Make sure the expanded scanned set contains all signatures in the 2798 * existing one. 2799 */ 2800 if (scannedCompatSet.equals(existingSet)) { 2801 // Migrate the old signatures to the new scheme. 2802 existingSigs.assignSignatures(scannedPkg.mSignatures); 2803 // The new KeySets will be re-added later in the scanning process. 2804 synchronized (mPackages) { 2805 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2806 } 2807 return PackageManager.SIGNATURE_MATCH; 2808 } 2809 return PackageManager.SIGNATURE_NO_MATCH; 2810 } 2811 2812 @Override 2813 public String[] getPackagesForUid(int uid) { 2814 uid = UserHandle.getAppId(uid); 2815 // reader 2816 synchronized (mPackages) { 2817 Object obj = mSettings.getUserIdLPr(uid); 2818 if (obj instanceof SharedUserSetting) { 2819 final SharedUserSetting sus = (SharedUserSetting) obj; 2820 final int N = sus.packages.size(); 2821 final String[] res = new String[N]; 2822 final Iterator<PackageSetting> it = sus.packages.iterator(); 2823 int i = 0; 2824 while (it.hasNext()) { 2825 res[i++] = it.next().name; 2826 } 2827 return res; 2828 } else if (obj instanceof PackageSetting) { 2829 final PackageSetting ps = (PackageSetting) obj; 2830 return new String[] { ps.name }; 2831 } 2832 } 2833 return null; 2834 } 2835 2836 @Override 2837 public String getNameForUid(int uid) { 2838 // reader 2839 synchronized (mPackages) { 2840 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2841 if (obj instanceof SharedUserSetting) { 2842 final SharedUserSetting sus = (SharedUserSetting) obj; 2843 return sus.name + ":" + sus.userId; 2844 } else if (obj instanceof PackageSetting) { 2845 final PackageSetting ps = (PackageSetting) obj; 2846 return ps.name; 2847 } 2848 } 2849 return null; 2850 } 2851 2852 @Override 2853 public int getUidForSharedUser(String sharedUserName) { 2854 if(sharedUserName == null) { 2855 return -1; 2856 } 2857 // reader 2858 synchronized (mPackages) { 2859 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2860 if (suid == null) { 2861 return -1; 2862 } 2863 return suid.userId; 2864 } 2865 } 2866 2867 @Override 2868 public int getFlagsForUid(int uid) { 2869 synchronized (mPackages) { 2870 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2871 if (obj instanceof SharedUserSetting) { 2872 final SharedUserSetting sus = (SharedUserSetting) obj; 2873 return sus.pkgFlags; 2874 } else if (obj instanceof PackageSetting) { 2875 final PackageSetting ps = (PackageSetting) obj; 2876 return ps.pkgFlags; 2877 } 2878 } 2879 return 0; 2880 } 2881 2882 @Override 2883 public String[] getAppOpPermissionPackages(String permissionName) { 2884 synchronized (mPackages) { 2885 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2886 if (pkgs == null) { 2887 return null; 2888 } 2889 return pkgs.toArray(new String[pkgs.size()]); 2890 } 2891 } 2892 2893 @Override 2894 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2895 int flags, int userId) { 2896 if (!sUserManager.exists(userId)) return null; 2897 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 2898 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2899 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2900 } 2901 2902 @Override 2903 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2904 IntentFilter filter, int match, ComponentName activity) { 2905 final int userId = UserHandle.getCallingUserId(); 2906 if (DEBUG_PREFERRED) { 2907 Log.v(TAG, "setLastChosenActivity intent=" + intent 2908 + " resolvedType=" + resolvedType 2909 + " flags=" + flags 2910 + " filter=" + filter 2911 + " match=" + match 2912 + " activity=" + activity); 2913 filter.dump(new PrintStreamPrinter(System.out), " "); 2914 } 2915 intent.setComponent(null); 2916 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2917 // Find any earlier preferred or last chosen entries and nuke them 2918 findPreferredActivity(intent, resolvedType, 2919 flags, query, 0, false, true, false, userId); 2920 // Add the new activity as the last chosen for this filter 2921 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2922 "Setting last chosen"); 2923 } 2924 2925 @Override 2926 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2927 final int userId = UserHandle.getCallingUserId(); 2928 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2929 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2930 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2931 false, false, false, userId); 2932 } 2933 2934 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2935 int flags, List<ResolveInfo> query, int userId) { 2936 if (query != null) { 2937 final int N = query.size(); 2938 if (N == 1) { 2939 return query.get(0); 2940 } else if (N > 1) { 2941 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2942 // If there is more than one activity with the same priority, 2943 // then let the user decide between them. 2944 ResolveInfo r0 = query.get(0); 2945 ResolveInfo r1 = query.get(1); 2946 if (DEBUG_INTENT_MATCHING || debug) { 2947 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2948 + r1.activityInfo.name + "=" + r1.priority); 2949 } 2950 // If the first activity has a higher priority, or a different 2951 // default, then it is always desireable to pick it. 2952 if (r0.priority != r1.priority 2953 || r0.preferredOrder != r1.preferredOrder 2954 || r0.isDefault != r1.isDefault) { 2955 return query.get(0); 2956 } 2957 // If we have saved a preference for a preferred activity for 2958 // this Intent, use that. 2959 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2960 flags, query, r0.priority, true, false, debug, userId); 2961 if (ri != null) { 2962 return ri; 2963 } 2964 if (userId != 0) { 2965 ri = new ResolveInfo(mResolveInfo); 2966 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2967 ri.activityInfo.applicationInfo = new ApplicationInfo( 2968 ri.activityInfo.applicationInfo); 2969 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2970 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2971 return ri; 2972 } 2973 return mResolveInfo; 2974 } 2975 } 2976 return null; 2977 } 2978 2979 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2980 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2981 final int N = query.size(); 2982 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2983 .get(userId); 2984 // Get the list of persistent preferred activities that handle the intent 2985 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2986 List<PersistentPreferredActivity> pprefs = ppir != null 2987 ? ppir.queryIntent(intent, resolvedType, 2988 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2989 : null; 2990 if (pprefs != null && pprefs.size() > 0) { 2991 final int M = pprefs.size(); 2992 for (int i=0; i<M; i++) { 2993 final PersistentPreferredActivity ppa = pprefs.get(i); 2994 if (DEBUG_PREFERRED || debug) { 2995 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2996 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2997 + "\n component=" + ppa.mComponent); 2998 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2999 } 3000 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3001 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3002 if (DEBUG_PREFERRED || debug) { 3003 Slog.v(TAG, "Found persistent preferred activity:"); 3004 if (ai != null) { 3005 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3006 } else { 3007 Slog.v(TAG, " null"); 3008 } 3009 } 3010 if (ai == null) { 3011 // This previously registered persistent preferred activity 3012 // component is no longer known. Ignore it and do NOT remove it. 3013 continue; 3014 } 3015 for (int j=0; j<N; j++) { 3016 final ResolveInfo ri = query.get(j); 3017 if (!ri.activityInfo.applicationInfo.packageName 3018 .equals(ai.applicationInfo.packageName)) { 3019 continue; 3020 } 3021 if (!ri.activityInfo.name.equals(ai.name)) { 3022 continue; 3023 } 3024 // Found a persistent preference that can handle the intent. 3025 if (DEBUG_PREFERRED || debug) { 3026 Slog.v(TAG, "Returning persistent preferred activity: " + 3027 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3028 } 3029 return ri; 3030 } 3031 } 3032 } 3033 return null; 3034 } 3035 3036 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3037 List<ResolveInfo> query, int priority, boolean always, 3038 boolean removeMatches, boolean debug, int userId) { 3039 if (!sUserManager.exists(userId)) return null; 3040 // writer 3041 synchronized (mPackages) { 3042 if (intent.getSelector() != null) { 3043 intent = intent.getSelector(); 3044 } 3045 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3046 3047 // Try to find a matching persistent preferred activity. 3048 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3049 debug, userId); 3050 3051 // If a persistent preferred activity matched, use it. 3052 if (pri != null) { 3053 return pri; 3054 } 3055 3056 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3057 // Get the list of preferred activities that handle the intent 3058 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3059 List<PreferredActivity> prefs = pir != null 3060 ? pir.queryIntent(intent, resolvedType, 3061 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3062 : null; 3063 if (prefs != null && prefs.size() > 0) { 3064 boolean changed = false; 3065 try { 3066 // First figure out how good the original match set is. 3067 // We will only allow preferred activities that came 3068 // from the same match quality. 3069 int match = 0; 3070 3071 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3072 3073 final int N = query.size(); 3074 for (int j=0; j<N; j++) { 3075 final ResolveInfo ri = query.get(j); 3076 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3077 + ": 0x" + Integer.toHexString(match)); 3078 if (ri.match > match) { 3079 match = ri.match; 3080 } 3081 } 3082 3083 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3084 + Integer.toHexString(match)); 3085 3086 match &= IntentFilter.MATCH_CATEGORY_MASK; 3087 final int M = prefs.size(); 3088 for (int i=0; i<M; i++) { 3089 final PreferredActivity pa = prefs.get(i); 3090 if (DEBUG_PREFERRED || debug) { 3091 Slog.v(TAG, "Checking PreferredActivity ds=" 3092 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3093 + "\n component=" + pa.mPref.mComponent); 3094 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3095 } 3096 if (pa.mPref.mMatch != match) { 3097 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3098 + Integer.toHexString(pa.mPref.mMatch)); 3099 continue; 3100 } 3101 // If it's not an "always" type preferred activity and that's what we're 3102 // looking for, skip it. 3103 if (always && !pa.mPref.mAlways) { 3104 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3105 continue; 3106 } 3107 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3108 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3109 if (DEBUG_PREFERRED || debug) { 3110 Slog.v(TAG, "Found preferred activity:"); 3111 if (ai != null) { 3112 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3113 } else { 3114 Slog.v(TAG, " null"); 3115 } 3116 } 3117 if (ai == null) { 3118 // This previously registered preferred activity 3119 // component is no longer known. Most likely an update 3120 // to the app was installed and in the new version this 3121 // component no longer exists. Clean it up by removing 3122 // it from the preferred activities list, and skip it. 3123 Slog.w(TAG, "Removing dangling preferred activity: " 3124 + pa.mPref.mComponent); 3125 pir.removeFilter(pa); 3126 changed = true; 3127 continue; 3128 } 3129 for (int j=0; j<N; j++) { 3130 final ResolveInfo ri = query.get(j); 3131 if (!ri.activityInfo.applicationInfo.packageName 3132 .equals(ai.applicationInfo.packageName)) { 3133 continue; 3134 } 3135 if (!ri.activityInfo.name.equals(ai.name)) { 3136 continue; 3137 } 3138 3139 if (removeMatches) { 3140 pir.removeFilter(pa); 3141 changed = true; 3142 if (DEBUG_PREFERRED) { 3143 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3144 } 3145 break; 3146 } 3147 3148 // Okay we found a previously set preferred or last chosen app. 3149 // If the result set is different from when this 3150 // was created, we need to clear it and re-ask the 3151 // user their preference, if we're looking for an "always" type entry. 3152 if (always && !pa.mPref.sameSet(query, priority)) { 3153 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3154 + intent + " type " + resolvedType); 3155 if (DEBUG_PREFERRED) { 3156 Slog.v(TAG, "Removing preferred activity since set changed " 3157 + pa.mPref.mComponent); 3158 } 3159 pir.removeFilter(pa); 3160 // Re-add the filter as a "last chosen" entry (!always) 3161 PreferredActivity lastChosen = new PreferredActivity( 3162 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3163 pir.addFilter(lastChosen); 3164 changed = true; 3165 return null; 3166 } 3167 3168 // Yay! Either the set matched or we're looking for the last chosen 3169 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3170 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3171 return ri; 3172 } 3173 } 3174 } finally { 3175 if (changed) { 3176 if (DEBUG_PREFERRED) { 3177 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3178 } 3179 mSettings.writePackageRestrictionsLPr(userId); 3180 } 3181 } 3182 } 3183 } 3184 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3185 return null; 3186 } 3187 3188 /* 3189 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3190 */ 3191 @Override 3192 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3193 int targetUserId) { 3194 mContext.enforceCallingOrSelfPermission( 3195 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3196 List<CrossProfileIntentFilter> matches = 3197 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3198 if (matches != null) { 3199 int size = matches.size(); 3200 for (int i = 0; i < size; i++) { 3201 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3202 } 3203 } 3204 return false; 3205 } 3206 3207 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3208 String resolvedType, int userId) { 3209 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3210 if (resolver != null) { 3211 return resolver.queryIntent(intent, resolvedType, false, userId); 3212 } 3213 return null; 3214 } 3215 3216 @Override 3217 public List<ResolveInfo> queryIntentActivities(Intent intent, 3218 String resolvedType, int flags, int userId) { 3219 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3220 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3221 ComponentName comp = intent.getComponent(); 3222 if (comp == null) { 3223 if (intent.getSelector() != null) { 3224 intent = intent.getSelector(); 3225 comp = intent.getComponent(); 3226 } 3227 } 3228 3229 if (comp != null) { 3230 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3231 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3232 if (ai != null) { 3233 final ResolveInfo ri = new ResolveInfo(); 3234 ri.activityInfo = ai; 3235 list.add(ri); 3236 } 3237 return list; 3238 } 3239 3240 // reader 3241 synchronized (mPackages) { 3242 final String pkgName = intent.getPackage(); 3243 if (pkgName == null) { 3244 List<CrossProfileIntentFilter> matchingFilters = 3245 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3246 // Check for results that need to skip the current profile. 3247 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3248 resolvedType, flags, userId); 3249 if (resolveInfo != null) { 3250 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3251 result.add(resolveInfo); 3252 return result; 3253 } 3254 // Check for cross profile results. 3255 resolveInfo = queryCrossProfileIntents( 3256 matchingFilters, intent, resolvedType, flags, userId); 3257 3258 // Check for results in the current profile. 3259 List<ResolveInfo> result = mActivities.queryIntent( 3260 intent, resolvedType, flags, userId); 3261 if (resolveInfo != null) { 3262 result.add(resolveInfo); 3263 Collections.sort(result, mResolvePrioritySorter); 3264 } 3265 return result; 3266 } 3267 final PackageParser.Package pkg = mPackages.get(pkgName); 3268 if (pkg != null) { 3269 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3270 pkg.activities, userId); 3271 } 3272 return new ArrayList<ResolveInfo>(); 3273 } 3274 } 3275 3276 private ResolveInfo querySkipCurrentProfileIntents( 3277 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3278 int flags, int sourceUserId) { 3279 if (matchingFilters != null) { 3280 int size = matchingFilters.size(); 3281 for (int i = 0; i < size; i ++) { 3282 CrossProfileIntentFilter filter = matchingFilters.get(i); 3283 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3284 // Checking if there are activities in the target user that can handle the 3285 // intent. 3286 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3287 flags, sourceUserId); 3288 if (resolveInfo != null) { 3289 return resolveInfo; 3290 } 3291 } 3292 } 3293 } 3294 return null; 3295 } 3296 3297 // Return matching ResolveInfo if any for skip current profile intent filters. 3298 private ResolveInfo queryCrossProfileIntents( 3299 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3300 int flags, int sourceUserId) { 3301 if (matchingFilters != null) { 3302 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3303 // match the same intent. For performance reasons, it is better not to 3304 // run queryIntent twice for the same userId 3305 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3306 int size = matchingFilters.size(); 3307 for (int i = 0; i < size; i++) { 3308 CrossProfileIntentFilter filter = matchingFilters.get(i); 3309 int targetUserId = filter.getTargetUserId(); 3310 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3311 && !alreadyTriedUserIds.get(targetUserId)) { 3312 // Checking if there are activities in the target user that can handle the 3313 // intent. 3314 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3315 flags, sourceUserId); 3316 if (resolveInfo != null) return resolveInfo; 3317 alreadyTriedUserIds.put(targetUserId, true); 3318 } 3319 } 3320 } 3321 return null; 3322 } 3323 3324 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3325 String resolvedType, int flags, int sourceUserId) { 3326 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3327 resolvedType, flags, filter.getTargetUserId()); 3328 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3329 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3330 } 3331 return null; 3332 } 3333 3334 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3335 int sourceUserId, int targetUserId) { 3336 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3337 String className; 3338 if (targetUserId == UserHandle.USER_OWNER) { 3339 className = FORWARD_INTENT_TO_USER_OWNER; 3340 } else { 3341 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3342 } 3343 ComponentName forwardingActivityComponentName = new ComponentName( 3344 mAndroidApplication.packageName, className); 3345 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3346 sourceUserId); 3347 if (targetUserId == UserHandle.USER_OWNER) { 3348 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3349 forwardingResolveInfo.noResourceId = true; 3350 } 3351 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3352 forwardingResolveInfo.priority = 0; 3353 forwardingResolveInfo.preferredOrder = 0; 3354 forwardingResolveInfo.match = 0; 3355 forwardingResolveInfo.isDefault = true; 3356 forwardingResolveInfo.filter = filter; 3357 forwardingResolveInfo.targetUserId = targetUserId; 3358 return forwardingResolveInfo; 3359 } 3360 3361 @Override 3362 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3363 Intent[] specifics, String[] specificTypes, Intent intent, 3364 String resolvedType, int flags, int userId) { 3365 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3366 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3367 false, "query intent activity options"); 3368 final String resultsAction = intent.getAction(); 3369 3370 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3371 | PackageManager.GET_RESOLVED_FILTER, userId); 3372 3373 if (DEBUG_INTENT_MATCHING) { 3374 Log.v(TAG, "Query " + intent + ": " + results); 3375 } 3376 3377 int specificsPos = 0; 3378 int N; 3379 3380 // todo: note that the algorithm used here is O(N^2). This 3381 // isn't a problem in our current environment, but if we start running 3382 // into situations where we have more than 5 or 10 matches then this 3383 // should probably be changed to something smarter... 3384 3385 // First we go through and resolve each of the specific items 3386 // that were supplied, taking care of removing any corresponding 3387 // duplicate items in the generic resolve list. 3388 if (specifics != null) { 3389 for (int i=0; i<specifics.length; i++) { 3390 final Intent sintent = specifics[i]; 3391 if (sintent == null) { 3392 continue; 3393 } 3394 3395 if (DEBUG_INTENT_MATCHING) { 3396 Log.v(TAG, "Specific #" + i + ": " + sintent); 3397 } 3398 3399 String action = sintent.getAction(); 3400 if (resultsAction != null && resultsAction.equals(action)) { 3401 // If this action was explicitly requested, then don't 3402 // remove things that have it. 3403 action = null; 3404 } 3405 3406 ResolveInfo ri = null; 3407 ActivityInfo ai = null; 3408 3409 ComponentName comp = sintent.getComponent(); 3410 if (comp == null) { 3411 ri = resolveIntent( 3412 sintent, 3413 specificTypes != null ? specificTypes[i] : null, 3414 flags, userId); 3415 if (ri == null) { 3416 continue; 3417 } 3418 if (ri == mResolveInfo) { 3419 // ACK! Must do something better with this. 3420 } 3421 ai = ri.activityInfo; 3422 comp = new ComponentName(ai.applicationInfo.packageName, 3423 ai.name); 3424 } else { 3425 ai = getActivityInfo(comp, flags, userId); 3426 if (ai == null) { 3427 continue; 3428 } 3429 } 3430 3431 // Look for any generic query activities that are duplicates 3432 // of this specific one, and remove them from the results. 3433 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3434 N = results.size(); 3435 int j; 3436 for (j=specificsPos; j<N; j++) { 3437 ResolveInfo sri = results.get(j); 3438 if ((sri.activityInfo.name.equals(comp.getClassName()) 3439 && sri.activityInfo.applicationInfo.packageName.equals( 3440 comp.getPackageName())) 3441 || (action != null && sri.filter.matchAction(action))) { 3442 results.remove(j); 3443 if (DEBUG_INTENT_MATCHING) Log.v( 3444 TAG, "Removing duplicate item from " + j 3445 + " due to specific " + specificsPos); 3446 if (ri == null) { 3447 ri = sri; 3448 } 3449 j--; 3450 N--; 3451 } 3452 } 3453 3454 // Add this specific item to its proper place. 3455 if (ri == null) { 3456 ri = new ResolveInfo(); 3457 ri.activityInfo = ai; 3458 } 3459 results.add(specificsPos, ri); 3460 ri.specificIndex = i; 3461 specificsPos++; 3462 } 3463 } 3464 3465 // Now we go through the remaining generic results and remove any 3466 // duplicate actions that are found here. 3467 N = results.size(); 3468 for (int i=specificsPos; i<N-1; i++) { 3469 final ResolveInfo rii = results.get(i); 3470 if (rii.filter == null) { 3471 continue; 3472 } 3473 3474 // Iterate over all of the actions of this result's intent 3475 // filter... typically this should be just one. 3476 final Iterator<String> it = rii.filter.actionsIterator(); 3477 if (it == null) { 3478 continue; 3479 } 3480 while (it.hasNext()) { 3481 final String action = it.next(); 3482 if (resultsAction != null && resultsAction.equals(action)) { 3483 // If this action was explicitly requested, then don't 3484 // remove things that have it. 3485 continue; 3486 } 3487 for (int j=i+1; j<N; j++) { 3488 final ResolveInfo rij = results.get(j); 3489 if (rij.filter != null && rij.filter.hasAction(action)) { 3490 results.remove(j); 3491 if (DEBUG_INTENT_MATCHING) Log.v( 3492 TAG, "Removing duplicate item from " + j 3493 + " due to action " + action + " at " + i); 3494 j--; 3495 N--; 3496 } 3497 } 3498 } 3499 3500 // If the caller didn't request filter information, drop it now 3501 // so we don't have to marshall/unmarshall it. 3502 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3503 rii.filter = null; 3504 } 3505 } 3506 3507 // Filter out the caller activity if so requested. 3508 if (caller != null) { 3509 N = results.size(); 3510 for (int i=0; i<N; i++) { 3511 ActivityInfo ainfo = results.get(i).activityInfo; 3512 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3513 && caller.getClassName().equals(ainfo.name)) { 3514 results.remove(i); 3515 break; 3516 } 3517 } 3518 } 3519 3520 // If the caller didn't request filter information, 3521 // drop them now so we don't have to 3522 // marshall/unmarshall it. 3523 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3524 N = results.size(); 3525 for (int i=0; i<N; i++) { 3526 results.get(i).filter = null; 3527 } 3528 } 3529 3530 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3531 return results; 3532 } 3533 3534 @Override 3535 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3536 int userId) { 3537 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3538 ComponentName comp = intent.getComponent(); 3539 if (comp == null) { 3540 if (intent.getSelector() != null) { 3541 intent = intent.getSelector(); 3542 comp = intent.getComponent(); 3543 } 3544 } 3545 if (comp != null) { 3546 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3547 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3548 if (ai != null) { 3549 ResolveInfo ri = new ResolveInfo(); 3550 ri.activityInfo = ai; 3551 list.add(ri); 3552 } 3553 return list; 3554 } 3555 3556 // reader 3557 synchronized (mPackages) { 3558 String pkgName = intent.getPackage(); 3559 if (pkgName == null) { 3560 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3561 } 3562 final PackageParser.Package pkg = mPackages.get(pkgName); 3563 if (pkg != null) { 3564 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3565 userId); 3566 } 3567 return null; 3568 } 3569 } 3570 3571 @Override 3572 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3573 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3574 if (!sUserManager.exists(userId)) return null; 3575 if (query != null) { 3576 if (query.size() >= 1) { 3577 // If there is more than one service with the same priority, 3578 // just arbitrarily pick the first one. 3579 return query.get(0); 3580 } 3581 } 3582 return null; 3583 } 3584 3585 @Override 3586 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3587 int userId) { 3588 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3589 ComponentName comp = intent.getComponent(); 3590 if (comp == null) { 3591 if (intent.getSelector() != null) { 3592 intent = intent.getSelector(); 3593 comp = intent.getComponent(); 3594 } 3595 } 3596 if (comp != null) { 3597 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3598 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3599 if (si != null) { 3600 final ResolveInfo ri = new ResolveInfo(); 3601 ri.serviceInfo = si; 3602 list.add(ri); 3603 } 3604 return list; 3605 } 3606 3607 // reader 3608 synchronized (mPackages) { 3609 String pkgName = intent.getPackage(); 3610 if (pkgName == null) { 3611 return mServices.queryIntent(intent, resolvedType, flags, userId); 3612 } 3613 final PackageParser.Package pkg = mPackages.get(pkgName); 3614 if (pkg != null) { 3615 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3616 userId); 3617 } 3618 return null; 3619 } 3620 } 3621 3622 @Override 3623 public List<ResolveInfo> queryIntentContentProviders( 3624 Intent intent, String resolvedType, int flags, int userId) { 3625 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3626 ComponentName comp = intent.getComponent(); 3627 if (comp == null) { 3628 if (intent.getSelector() != null) { 3629 intent = intent.getSelector(); 3630 comp = intent.getComponent(); 3631 } 3632 } 3633 if (comp != null) { 3634 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3635 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3636 if (pi != null) { 3637 final ResolveInfo ri = new ResolveInfo(); 3638 ri.providerInfo = pi; 3639 list.add(ri); 3640 } 3641 return list; 3642 } 3643 3644 // reader 3645 synchronized (mPackages) { 3646 String pkgName = intent.getPackage(); 3647 if (pkgName == null) { 3648 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3649 } 3650 final PackageParser.Package pkg = mPackages.get(pkgName); 3651 if (pkg != null) { 3652 return mProviders.queryIntentForPackage( 3653 intent, resolvedType, flags, pkg.providers, userId); 3654 } 3655 return null; 3656 } 3657 } 3658 3659 @Override 3660 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3661 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3662 3663 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 3664 3665 // writer 3666 synchronized (mPackages) { 3667 ArrayList<PackageInfo> list; 3668 if (listUninstalled) { 3669 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3670 for (PackageSetting ps : mSettings.mPackages.values()) { 3671 PackageInfo pi; 3672 if (ps.pkg != null) { 3673 pi = generatePackageInfo(ps.pkg, flags, userId); 3674 } else { 3675 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3676 } 3677 if (pi != null) { 3678 list.add(pi); 3679 } 3680 } 3681 } else { 3682 list = new ArrayList<PackageInfo>(mPackages.size()); 3683 for (PackageParser.Package p : mPackages.values()) { 3684 PackageInfo pi = generatePackageInfo(p, flags, userId); 3685 if (pi != null) { 3686 list.add(pi); 3687 } 3688 } 3689 } 3690 3691 return new ParceledListSlice<PackageInfo>(list); 3692 } 3693 } 3694 3695 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3696 String[] permissions, boolean[] tmp, int flags, int userId) { 3697 int numMatch = 0; 3698 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3699 for (int i=0; i<permissions.length; i++) { 3700 if (gp.grantedPermissions.contains(permissions[i])) { 3701 tmp[i] = true; 3702 numMatch++; 3703 } else { 3704 tmp[i] = false; 3705 } 3706 } 3707 if (numMatch == 0) { 3708 return; 3709 } 3710 PackageInfo pi; 3711 if (ps.pkg != null) { 3712 pi = generatePackageInfo(ps.pkg, flags, userId); 3713 } else { 3714 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3715 } 3716 // The above might return null in cases of uninstalled apps or install-state 3717 // skew across users/profiles. 3718 if (pi != null) { 3719 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3720 if (numMatch == permissions.length) { 3721 pi.requestedPermissions = permissions; 3722 } else { 3723 pi.requestedPermissions = new String[numMatch]; 3724 numMatch = 0; 3725 for (int i=0; i<permissions.length; i++) { 3726 if (tmp[i]) { 3727 pi.requestedPermissions[numMatch] = permissions[i]; 3728 numMatch++; 3729 } 3730 } 3731 } 3732 } 3733 list.add(pi); 3734 } 3735 } 3736 3737 @Override 3738 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3739 String[] permissions, int flags, int userId) { 3740 if (!sUserManager.exists(userId)) return null; 3741 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3742 3743 // writer 3744 synchronized (mPackages) { 3745 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3746 boolean[] tmpBools = new boolean[permissions.length]; 3747 if (listUninstalled) { 3748 for (PackageSetting ps : mSettings.mPackages.values()) { 3749 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3750 } 3751 } else { 3752 for (PackageParser.Package pkg : mPackages.values()) { 3753 PackageSetting ps = (PackageSetting)pkg.mExtras; 3754 if (ps != null) { 3755 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3756 userId); 3757 } 3758 } 3759 } 3760 3761 return new ParceledListSlice<PackageInfo>(list); 3762 } 3763 } 3764 3765 @Override 3766 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3767 if (!sUserManager.exists(userId)) return null; 3768 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3769 3770 // writer 3771 synchronized (mPackages) { 3772 ArrayList<ApplicationInfo> list; 3773 if (listUninstalled) { 3774 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3775 for (PackageSetting ps : mSettings.mPackages.values()) { 3776 ApplicationInfo ai; 3777 if (ps.pkg != null) { 3778 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3779 ps.readUserState(userId), userId); 3780 } else { 3781 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3782 } 3783 if (ai != null) { 3784 list.add(ai); 3785 } 3786 } 3787 } else { 3788 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3789 for (PackageParser.Package p : mPackages.values()) { 3790 if (p.mExtras != null) { 3791 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3792 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3793 if (ai != null) { 3794 list.add(ai); 3795 } 3796 } 3797 } 3798 } 3799 3800 return new ParceledListSlice<ApplicationInfo>(list); 3801 } 3802 } 3803 3804 public List<ApplicationInfo> getPersistentApplications(int flags) { 3805 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3806 3807 // reader 3808 synchronized (mPackages) { 3809 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3810 final int userId = UserHandle.getCallingUserId(); 3811 while (i.hasNext()) { 3812 final PackageParser.Package p = i.next(); 3813 if (p.applicationInfo != null 3814 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3815 && (!mSafeMode || isSystemApp(p))) { 3816 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3817 if (ps != null) { 3818 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3819 ps.readUserState(userId), userId); 3820 if (ai != null) { 3821 finalList.add(ai); 3822 } 3823 } 3824 } 3825 } 3826 } 3827 3828 return finalList; 3829 } 3830 3831 @Override 3832 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3833 if (!sUserManager.exists(userId)) return null; 3834 // reader 3835 synchronized (mPackages) { 3836 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3837 PackageSetting ps = provider != null 3838 ? mSettings.mPackages.get(provider.owner.packageName) 3839 : null; 3840 return ps != null 3841 && mSettings.isEnabledLPr(provider.info, flags, userId) 3842 && (!mSafeMode || (provider.info.applicationInfo.flags 3843 &ApplicationInfo.FLAG_SYSTEM) != 0) 3844 ? PackageParser.generateProviderInfo(provider, flags, 3845 ps.readUserState(userId), userId) 3846 : null; 3847 } 3848 } 3849 3850 /** 3851 * @deprecated 3852 */ 3853 @Deprecated 3854 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3855 // reader 3856 synchronized (mPackages) { 3857 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3858 .entrySet().iterator(); 3859 final int userId = UserHandle.getCallingUserId(); 3860 while (i.hasNext()) { 3861 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3862 PackageParser.Provider p = entry.getValue(); 3863 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3864 3865 if (ps != null && p.syncable 3866 && (!mSafeMode || (p.info.applicationInfo.flags 3867 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3868 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3869 ps.readUserState(userId), userId); 3870 if (info != null) { 3871 outNames.add(entry.getKey()); 3872 outInfo.add(info); 3873 } 3874 } 3875 } 3876 } 3877 } 3878 3879 @Override 3880 public List<ProviderInfo> queryContentProviders(String processName, 3881 int uid, int flags) { 3882 ArrayList<ProviderInfo> finalList = null; 3883 // reader 3884 synchronized (mPackages) { 3885 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3886 final int userId = processName != null ? 3887 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3888 while (i.hasNext()) { 3889 final PackageParser.Provider p = i.next(); 3890 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3891 if (ps != null && p.info.authority != null 3892 && (processName == null 3893 || (p.info.processName.equals(processName) 3894 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3895 && mSettings.isEnabledLPr(p.info, flags, userId) 3896 && (!mSafeMode 3897 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3898 if (finalList == null) { 3899 finalList = new ArrayList<ProviderInfo>(3); 3900 } 3901 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3902 ps.readUserState(userId), userId); 3903 if (info != null) { 3904 finalList.add(info); 3905 } 3906 } 3907 } 3908 } 3909 3910 if (finalList != null) { 3911 Collections.sort(finalList, mProviderInitOrderSorter); 3912 } 3913 3914 return finalList; 3915 } 3916 3917 @Override 3918 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3919 int flags) { 3920 // reader 3921 synchronized (mPackages) { 3922 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3923 return PackageParser.generateInstrumentationInfo(i, flags); 3924 } 3925 } 3926 3927 @Override 3928 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3929 int flags) { 3930 ArrayList<InstrumentationInfo> finalList = 3931 new ArrayList<InstrumentationInfo>(); 3932 3933 // reader 3934 synchronized (mPackages) { 3935 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3936 while (i.hasNext()) { 3937 final PackageParser.Instrumentation p = i.next(); 3938 if (targetPackage == null 3939 || targetPackage.equals(p.info.targetPackage)) { 3940 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3941 flags); 3942 if (ii != null) { 3943 finalList.add(ii); 3944 } 3945 } 3946 } 3947 } 3948 3949 return finalList; 3950 } 3951 3952 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3953 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3954 if (overlays == null) { 3955 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3956 return; 3957 } 3958 for (PackageParser.Package opkg : overlays.values()) { 3959 // Not much to do if idmap fails: we already logged the error 3960 // and we certainly don't want to abort installation of pkg simply 3961 // because an overlay didn't fit properly. For these reasons, 3962 // ignore the return value of createIdmapForPackagePairLI. 3963 createIdmapForPackagePairLI(pkg, opkg); 3964 } 3965 } 3966 3967 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3968 PackageParser.Package opkg) { 3969 if (!opkg.mTrustedOverlay) { 3970 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 3971 opkg.baseCodePath + ": overlay not trusted"); 3972 return false; 3973 } 3974 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3975 if (overlaySet == null) { 3976 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 3977 opkg.baseCodePath + " but target package has no known overlays"); 3978 return false; 3979 } 3980 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3981 // TODO: generate idmap for split APKs 3982 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 3983 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 3984 + opkg.baseCodePath); 3985 return false; 3986 } 3987 PackageParser.Package[] overlayArray = 3988 overlaySet.values().toArray(new PackageParser.Package[0]); 3989 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3990 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3991 return p1.mOverlayPriority - p2.mOverlayPriority; 3992 } 3993 }; 3994 Arrays.sort(overlayArray, cmp); 3995 3996 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3997 int i = 0; 3998 for (PackageParser.Package p : overlayArray) { 3999 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4000 } 4001 return true; 4002 } 4003 4004 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4005 final File[] files = dir.listFiles(); 4006 if (ArrayUtils.isEmpty(files)) { 4007 Log.d(TAG, "No files in app dir " + dir); 4008 return; 4009 } 4010 4011 if (DEBUG_PACKAGE_SCANNING) { 4012 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4013 + " flags=0x" + Integer.toHexString(parseFlags)); 4014 } 4015 4016 for (File file : files) { 4017 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4018 && !PackageInstallerService.isStageName(file.getName()); 4019 if (!isPackage) { 4020 // Ignore entries which are not packages 4021 continue; 4022 } 4023 try { 4024 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4025 scanFlags, currentTime, null); 4026 } catch (PackageManagerException e) { 4027 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4028 4029 // Delete invalid userdata apps 4030 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4031 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4032 Slog.w(TAG, "Deleting invalid package at " + file); 4033 if (file.isDirectory()) { 4034 FileUtils.deleteContents(file); 4035 } 4036 file.delete(); 4037 } 4038 } 4039 } 4040 } 4041 4042 private static File getSettingsProblemFile() { 4043 File dataDir = Environment.getDataDirectory(); 4044 File systemDir = new File(dataDir, "system"); 4045 File fname = new File(systemDir, "uiderrors.txt"); 4046 return fname; 4047 } 4048 4049 static void reportSettingsProblem(int priority, String msg) { 4050 try { 4051 File fname = getSettingsProblemFile(); 4052 FileOutputStream out = new FileOutputStream(fname, true); 4053 PrintWriter pw = new FastPrintWriter(out); 4054 SimpleDateFormat formatter = new SimpleDateFormat(); 4055 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4056 pw.println(dateString + ": " + msg); 4057 pw.close(); 4058 FileUtils.setPermissions( 4059 fname.toString(), 4060 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4061 -1, -1); 4062 } catch (java.io.IOException e) { 4063 } 4064 Slog.println(priority, TAG, msg); 4065 } 4066 4067 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4068 PackageParser.Package pkg, File srcFile, int parseFlags) 4069 throws PackageManagerException { 4070 if (ps != null 4071 && ps.codePath.equals(srcFile) 4072 && ps.timeStamp == srcFile.lastModified() 4073 && !isCompatSignatureUpdateNeeded(pkg)) { 4074 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4075 if (ps.signatures.mSignatures != null 4076 && ps.signatures.mSignatures.length != 0 4077 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4078 // Optimization: reuse the existing cached certificates 4079 // if the package appears to be unchanged. 4080 pkg.mSignatures = ps.signatures.mSignatures; 4081 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4082 synchronized (mPackages) { 4083 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4084 } 4085 return; 4086 } 4087 4088 Slog.w(TAG, "PackageSetting for " + ps.name 4089 + " is missing signatures. Collecting certs again to recover them."); 4090 } else { 4091 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4092 } 4093 4094 try { 4095 pp.collectCertificates(pkg, parseFlags); 4096 pp.collectManifestDigest(pkg); 4097 } catch (PackageParserException e) { 4098 throw PackageManagerException.from(e); 4099 } 4100 } 4101 4102 /* 4103 * Scan a package and return the newly parsed package. 4104 * Returns null in case of errors and the error code is stored in mLastScanError 4105 */ 4106 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4107 long currentTime, UserHandle user) throws PackageManagerException { 4108 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4109 parseFlags |= mDefParseFlags; 4110 PackageParser pp = new PackageParser(); 4111 pp.setSeparateProcesses(mSeparateProcesses); 4112 pp.setOnlyCoreApps(mOnlyCore); 4113 pp.setDisplayMetrics(mMetrics); 4114 4115 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4116 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4117 } 4118 4119 final PackageParser.Package pkg; 4120 try { 4121 pkg = pp.parsePackage(scanFile, parseFlags); 4122 } catch (PackageParserException e) { 4123 throw PackageManagerException.from(e); 4124 } 4125 4126 PackageSetting ps = null; 4127 PackageSetting updatedPkg; 4128 // reader 4129 synchronized (mPackages) { 4130 // Look to see if we already know about this package. 4131 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4132 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4133 // This package has been renamed to its original name. Let's 4134 // use that. 4135 ps = mSettings.peekPackageLPr(oldName); 4136 } 4137 // If there was no original package, see one for the real package name. 4138 if (ps == null) { 4139 ps = mSettings.peekPackageLPr(pkg.packageName); 4140 } 4141 // Check to see if this package could be hiding/updating a system 4142 // package. Must look for it either under the original or real 4143 // package name depending on our state. 4144 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4145 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4146 } 4147 boolean updatedPkgBetter = false; 4148 // First check if this is a system package that may involve an update 4149 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4150 if (ps != null && !ps.codePath.equals(scanFile)) { 4151 // The path has changed from what was last scanned... check the 4152 // version of the new path against what we have stored to determine 4153 // what to do. 4154 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4155 if (pkg.mVersionCode < ps.versionCode) { 4156 // The system package has been updated and the code path does not match 4157 // Ignore entry. Skip it. 4158 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4159 + " ignored: updated version " + ps.versionCode 4160 + " better than this " + pkg.mVersionCode); 4161 if (!updatedPkg.codePath.equals(scanFile)) { 4162 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4163 + ps.name + " changing from " + updatedPkg.codePathString 4164 + " to " + scanFile); 4165 updatedPkg.codePath = scanFile; 4166 updatedPkg.codePathString = scanFile.toString(); 4167 // This is the point at which we know that the system-disk APK 4168 // for this package has moved during a reboot (e.g. due to an OTA), 4169 // so we need to reevaluate it for privilege policy. 4170 if (locationIsPrivileged(scanFile)) { 4171 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4172 } 4173 } 4174 updatedPkg.pkg = pkg; 4175 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4176 } else { 4177 // The current app on the system partition is better than 4178 // what we have updated to on the data partition; switch 4179 // back to the system partition version. 4180 // At this point, its safely assumed that package installation for 4181 // apps in system partition will go through. If not there won't be a working 4182 // version of the app 4183 // writer 4184 synchronized (mPackages) { 4185 // Just remove the loaded entries from package lists. 4186 mPackages.remove(ps.name); 4187 } 4188 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4189 + "reverting from " + ps.codePathString 4190 + ": new version " + pkg.mVersionCode 4191 + " better than installed " + ps.versionCode); 4192 4193 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4194 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4195 getAppDexInstructionSets(ps)); 4196 synchronized (mInstallLock) { 4197 args.cleanUpResourcesLI(); 4198 } 4199 synchronized (mPackages) { 4200 mSettings.enableSystemPackageLPw(ps.name); 4201 } 4202 updatedPkgBetter = true; 4203 } 4204 } 4205 } 4206 4207 if (updatedPkg != null) { 4208 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4209 // initially 4210 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4211 4212 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4213 // flag set initially 4214 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4215 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4216 } 4217 } 4218 4219 // Verify certificates against what was last scanned 4220 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4221 4222 /* 4223 * A new system app appeared, but we already had a non-system one of the 4224 * same name installed earlier. 4225 */ 4226 boolean shouldHideSystemApp = false; 4227 if (updatedPkg == null && ps != null 4228 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4229 /* 4230 * Check to make sure the signatures match first. If they don't, 4231 * wipe the installed application and its data. 4232 */ 4233 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4234 != PackageManager.SIGNATURE_MATCH) { 4235 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4236 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4237 ps = null; 4238 } else { 4239 /* 4240 * If the newly-added system app is an older version than the 4241 * already installed version, hide it. It will be scanned later 4242 * and re-added like an update. 4243 */ 4244 if (pkg.mVersionCode < ps.versionCode) { 4245 shouldHideSystemApp = true; 4246 } else { 4247 /* 4248 * The newly found system app is a newer version that the 4249 * one previously installed. Simply remove the 4250 * already-installed application and replace it with our own 4251 * while keeping the application data. 4252 */ 4253 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4254 + ps.codePathString + ": new version " + pkg.mVersionCode 4255 + " better than installed " + ps.versionCode); 4256 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4257 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4258 getAppDexInstructionSets(ps)); 4259 synchronized (mInstallLock) { 4260 args.cleanUpResourcesLI(); 4261 } 4262 } 4263 } 4264 } 4265 4266 // The apk is forward locked (not public) if its code and resources 4267 // are kept in different files. (except for app in either system or 4268 // vendor path). 4269 // TODO grab this value from PackageSettings 4270 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4271 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4272 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4273 } 4274 } 4275 4276 // TODO: extend to support forward-locked splits 4277 String resourcePath = null; 4278 String baseResourcePath = null; 4279 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4280 if (ps != null && ps.resourcePathString != null) { 4281 resourcePath = ps.resourcePathString; 4282 baseResourcePath = ps.resourcePathString; 4283 } else { 4284 // Should not happen at all. Just log an error. 4285 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4286 } 4287 } else { 4288 resourcePath = pkg.codePath; 4289 baseResourcePath = pkg.baseCodePath; 4290 } 4291 4292 // Set application objects path explicitly. 4293 pkg.applicationInfo.setCodePath(pkg.codePath); 4294 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4295 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4296 pkg.applicationInfo.setResourcePath(resourcePath); 4297 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4298 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4299 4300 // Note that we invoke the following method only if we are about to unpack an application 4301 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4302 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4303 4304 /* 4305 * If the system app should be overridden by a previously installed 4306 * data, hide the system app now and let the /data/app scan pick it up 4307 * again. 4308 */ 4309 if (shouldHideSystemApp) { 4310 synchronized (mPackages) { 4311 /* 4312 * We have to grant systems permissions before we hide, because 4313 * grantPermissions will assume the package update is trying to 4314 * expand its permissions. 4315 */ 4316 grantPermissionsLPw(pkg, true, pkg.packageName); 4317 mSettings.disableSystemPackageLPw(pkg.packageName); 4318 } 4319 } 4320 4321 return scannedPkg; 4322 } 4323 4324 private static String fixProcessName(String defProcessName, 4325 String processName, int uid) { 4326 if (processName == null) { 4327 return defProcessName; 4328 } 4329 return processName; 4330 } 4331 4332 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4333 throws PackageManagerException { 4334 if (pkgSetting.signatures.mSignatures != null) { 4335 // Already existing package. Make sure signatures match 4336 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4337 == PackageManager.SIGNATURE_MATCH; 4338 if (!match) { 4339 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4340 == PackageManager.SIGNATURE_MATCH; 4341 } 4342 if (!match) { 4343 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4344 + pkg.packageName + " signatures do not match the " 4345 + "previously installed version; ignoring!"); 4346 } 4347 } 4348 4349 // Check for shared user signatures 4350 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4351 // Already existing package. Make sure signatures match 4352 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4353 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4354 if (!match) { 4355 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4356 == PackageManager.SIGNATURE_MATCH; 4357 } 4358 if (!match) { 4359 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4360 "Package " + pkg.packageName 4361 + " has no signatures that match those in shared user " 4362 + pkgSetting.sharedUser.name + "; ignoring!"); 4363 } 4364 } 4365 } 4366 4367 /** 4368 * Enforces that only the system UID or root's UID can call a method exposed 4369 * via Binder. 4370 * 4371 * @param message used as message if SecurityException is thrown 4372 * @throws SecurityException if the caller is not system or root 4373 */ 4374 private static final void enforceSystemOrRoot(String message) { 4375 final int uid = Binder.getCallingUid(); 4376 if (uid != Process.SYSTEM_UID && uid != 0) { 4377 throw new SecurityException(message); 4378 } 4379 } 4380 4381 @Override 4382 public void performBootDexOpt() { 4383 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4384 4385 final HashSet<PackageParser.Package> pkgs; 4386 synchronized (mPackages) { 4387 pkgs = mDeferredDexOpt; 4388 mDeferredDexOpt = null; 4389 } 4390 4391 if (pkgs != null) { 4392 // Filter out packages that aren't recently used. 4393 // 4394 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 4395 // should do a full dexopt. 4396 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4397 // TODO: add a property to control this? 4398 long dexOptLRUThresholdInMinutes; 4399 if (mLazyDexOpt) { 4400 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4401 } else { 4402 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4403 } 4404 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4405 4406 int total = pkgs.size(); 4407 int skipped = 0; 4408 long now = System.currentTimeMillis(); 4409 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4410 PackageParser.Package pkg = i.next(); 4411 long then = pkg.mLastPackageUsageTimeInMills; 4412 if (then + dexOptLRUThresholdInMills < now) { 4413 if (DEBUG_DEXOPT) { 4414 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4415 ((then == 0) ? "never" : new Date(then))); 4416 } 4417 i.remove(); 4418 skipped++; 4419 } 4420 } 4421 if (DEBUG_DEXOPT) { 4422 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4423 } 4424 } 4425 4426 int i = 0; 4427 for (PackageParser.Package pkg : pkgs) { 4428 i++; 4429 if (DEBUG_DEXOPT) { 4430 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4431 + ": " + pkg.packageName); 4432 } 4433 if (!isFirstBoot()) { 4434 try { 4435 ActivityManagerNative.getDefault().showBootMessage( 4436 mContext.getResources().getString( 4437 R.string.android_upgrading_apk, 4438 i, pkgs.size()), true); 4439 } catch (RemoteException e) { 4440 } 4441 } 4442 PackageParser.Package p = pkg; 4443 synchronized (mInstallLock) { 4444 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4445 true /* include dependencies */); 4446 } 4447 } 4448 } 4449 } 4450 4451 @Override 4452 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4453 return performDexOpt(packageName, instructionSet, false); 4454 } 4455 4456 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4457 if (info.primaryCpuAbi == null) { 4458 return getPreferredInstructionSet(); 4459 } 4460 4461 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4462 } 4463 4464 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 4465 boolean dexopt = mLazyDexOpt || backgroundDexopt; 4466 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 4467 if (!dexopt && !updateUsage) { 4468 // We aren't going to dexopt or update usage, so bail early. 4469 return false; 4470 } 4471 PackageParser.Package p; 4472 final String targetInstructionSet; 4473 synchronized (mPackages) { 4474 p = mPackages.get(packageName); 4475 if (p == null) { 4476 return false; 4477 } 4478 if (updateUsage) { 4479 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4480 } 4481 mPackageUsage.write(false); 4482 if (!dexopt) { 4483 // We aren't going to dexopt, so bail early. 4484 return false; 4485 } 4486 4487 targetInstructionSet = instructionSet != null ? instructionSet : 4488 getPrimaryInstructionSet(p.applicationInfo); 4489 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4490 return false; 4491 } 4492 } 4493 4494 synchronized (mInstallLock) { 4495 final String[] instructionSets = new String[] { targetInstructionSet }; 4496 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4497 true /* include dependencies */) == DEX_OPT_PERFORMED; 4498 } 4499 } 4500 4501 public HashSet<String> getPackagesThatNeedDexOpt() { 4502 HashSet<String> pkgs = null; 4503 synchronized (mPackages) { 4504 for (PackageParser.Package p : mPackages.values()) { 4505 if (DEBUG_DEXOPT) { 4506 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4507 } 4508 if (!p.mDexOptPerformed.isEmpty()) { 4509 continue; 4510 } 4511 if (pkgs == null) { 4512 pkgs = new HashSet<String>(); 4513 } 4514 pkgs.add(p.packageName); 4515 } 4516 } 4517 return pkgs; 4518 } 4519 4520 public void shutdown() { 4521 mPackageUsage.write(true); 4522 } 4523 4524 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4525 boolean forceDex, boolean defer, HashSet<String> done) { 4526 for (int i=0; i<libs.size(); i++) { 4527 PackageParser.Package libPkg; 4528 String libName; 4529 synchronized (mPackages) { 4530 libName = libs.get(i); 4531 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4532 if (lib != null && lib.apk != null) { 4533 libPkg = mPackages.get(lib.apk); 4534 } else { 4535 libPkg = null; 4536 } 4537 } 4538 if (libPkg != null && !done.contains(libName)) { 4539 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4540 } 4541 } 4542 } 4543 4544 static final int DEX_OPT_SKIPPED = 0; 4545 static final int DEX_OPT_PERFORMED = 1; 4546 static final int DEX_OPT_DEFERRED = 2; 4547 static final int DEX_OPT_FAILED = -1; 4548 4549 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4550 boolean forceDex, boolean defer, HashSet<String> done) { 4551 final String[] instructionSets = targetInstructionSets != null ? 4552 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4553 4554 if (done != null) { 4555 done.add(pkg.packageName); 4556 if (pkg.usesLibraries != null) { 4557 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4558 } 4559 if (pkg.usesOptionalLibraries != null) { 4560 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4561 } 4562 } 4563 4564 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4565 return DEX_OPT_SKIPPED; 4566 } 4567 4568 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4569 4570 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4571 boolean performedDexOpt = false; 4572 // There are three basic cases here: 4573 // 1.) we need to dexopt, either because we are forced or it is needed 4574 // 2.) we are defering a needed dexopt 4575 // 3.) we are skipping an unneeded dexopt 4576 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4577 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4578 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4579 continue; 4580 } 4581 4582 for (String path : paths) { 4583 try { 4584 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4585 // patckage or the one we find does not match the image checksum (i.e. it was 4586 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4587 // odex file and it matches the checksum of the image but not its base address, 4588 // meaning we need to move it. 4589 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4590 pkg.packageName, dexCodeInstructionSet, defer); 4591 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4592 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4593 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4594 + " vmSafeMode=" + vmSafeMode); 4595 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4596 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4597 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4598 4599 if (ret < 0) { 4600 // Don't bother running dexopt again if we failed, it will probably 4601 // just result in an error again. Also, don't bother dexopting for other 4602 // paths & ISAs. 4603 return DEX_OPT_FAILED; 4604 } 4605 4606 performedDexOpt = true; 4607 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4608 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4609 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4610 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4611 pkg.packageName, dexCodeInstructionSet); 4612 4613 if (ret < 0) { 4614 // Don't bother running patchoat again if we failed, it will probably 4615 // just result in an error again. Also, don't bother dexopting for other 4616 // paths & ISAs. 4617 return DEX_OPT_FAILED; 4618 } 4619 4620 performedDexOpt = true; 4621 } 4622 4623 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4624 // paths and instruction sets. We'll deal with them all together when we process 4625 // our list of deferred dexopts. 4626 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4627 if (mDeferredDexOpt == null) { 4628 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4629 } 4630 mDeferredDexOpt.add(pkg); 4631 return DEX_OPT_DEFERRED; 4632 } 4633 } catch (FileNotFoundException e) { 4634 Slog.w(TAG, "Apk not found for dexopt: " + path); 4635 return DEX_OPT_FAILED; 4636 } catch (IOException e) { 4637 Slog.w(TAG, "IOException reading apk: " + path, e); 4638 return DEX_OPT_FAILED; 4639 } catch (StaleDexCacheError e) { 4640 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4641 return DEX_OPT_FAILED; 4642 } catch (Exception e) { 4643 Slog.w(TAG, "Exception when doing dexopt : ", e); 4644 return DEX_OPT_FAILED; 4645 } 4646 } 4647 4648 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4649 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4650 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4651 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4652 // it. 4653 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4654 } 4655 4656 // If we've gotten here, we're sure that no error occurred and that we haven't 4657 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4658 // we've skipped all of them because they are up to date. In both cases this 4659 // package doesn't need dexopt any longer. 4660 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4661 } 4662 4663 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4664 if (info.primaryCpuAbi != null) { 4665 if (info.secondaryCpuAbi != null) { 4666 return new String[] { 4667 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4668 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4669 } else { 4670 return new String[] { 4671 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4672 } 4673 } 4674 4675 return new String[] { getPreferredInstructionSet() }; 4676 } 4677 4678 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4679 if (ps.primaryCpuAbiString != null) { 4680 if (ps.secondaryCpuAbiString != null) { 4681 return new String[] { 4682 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4683 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4684 } else { 4685 return new String[] { 4686 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4687 } 4688 } 4689 4690 return new String[] { getPreferredInstructionSet() }; 4691 } 4692 4693 private static String getPreferredInstructionSet() { 4694 if (sPreferredInstructionSet == null) { 4695 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4696 } 4697 4698 return sPreferredInstructionSet; 4699 } 4700 4701 private static List<String> getAllInstructionSets() { 4702 final String[] allAbis = Build.SUPPORTED_ABIS; 4703 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4704 4705 for (String abi : allAbis) { 4706 final String instructionSet = VMRuntime.getInstructionSet(abi); 4707 if (!allInstructionSets.contains(instructionSet)) { 4708 allInstructionSets.add(instructionSet); 4709 } 4710 } 4711 4712 return allInstructionSets; 4713 } 4714 4715 /** 4716 * Returns the instruction set that should be used to compile dex code. In the presence of 4717 * a native bridge this might be different than the one shared libraries use. 4718 */ 4719 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4720 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4721 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4722 } 4723 4724 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4725 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4726 for (String instructionSet : instructionSets) { 4727 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4728 } 4729 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4730 } 4731 4732 @Override 4733 public void forceDexOpt(String packageName) { 4734 enforceSystemOrRoot("forceDexOpt"); 4735 4736 PackageParser.Package pkg; 4737 synchronized (mPackages) { 4738 pkg = mPackages.get(packageName); 4739 if (pkg == null) { 4740 throw new IllegalArgumentException("Missing package: " + packageName); 4741 } 4742 } 4743 4744 synchronized (mInstallLock) { 4745 final String[] instructionSets = new String[] { 4746 getPrimaryInstructionSet(pkg.applicationInfo) }; 4747 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4748 if (res != DEX_OPT_PERFORMED) { 4749 throw new IllegalStateException("Failed to dexopt: " + res); 4750 } 4751 } 4752 } 4753 4754 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4755 boolean forceDex, boolean defer, boolean inclDependencies) { 4756 HashSet<String> done; 4757 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4758 done = new HashSet<String>(); 4759 done.add(pkg.packageName); 4760 } else { 4761 done = null; 4762 } 4763 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4764 } 4765 4766 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4767 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4768 Slog.w(TAG, "Unable to update from " + oldPkg.name 4769 + " to " + newPkg.packageName 4770 + ": old package not in system partition"); 4771 return false; 4772 } else if (mPackages.get(oldPkg.name) != null) { 4773 Slog.w(TAG, "Unable to update from " + oldPkg.name 4774 + " to " + newPkg.packageName 4775 + ": old package still exists"); 4776 return false; 4777 } 4778 return true; 4779 } 4780 4781 File getDataPathForUser(int userId) { 4782 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4783 } 4784 4785 private File getDataPathForPackage(String packageName, int userId) { 4786 /* 4787 * Until we fully support multiple users, return the directory we 4788 * previously would have. The PackageManagerTests will need to be 4789 * revised when this is changed back.. 4790 */ 4791 if (userId == 0) { 4792 return new File(mAppDataDir, packageName); 4793 } else { 4794 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4795 + File.separator + packageName); 4796 } 4797 } 4798 4799 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4800 int[] users = sUserManager.getUserIds(); 4801 int res = mInstaller.install(packageName, uid, uid, seinfo); 4802 if (res < 0) { 4803 return res; 4804 } 4805 for (int user : users) { 4806 if (user != 0) { 4807 res = mInstaller.createUserData(packageName, 4808 UserHandle.getUid(user, uid), user, seinfo); 4809 if (res < 0) { 4810 return res; 4811 } 4812 } 4813 } 4814 return res; 4815 } 4816 4817 private int removeDataDirsLI(String packageName) { 4818 int[] users = sUserManager.getUserIds(); 4819 int res = 0; 4820 for (int user : users) { 4821 int resInner = mInstaller.remove(packageName, user); 4822 if (resInner < 0) { 4823 res = resInner; 4824 } 4825 } 4826 4827 return res; 4828 } 4829 4830 private int deleteCodeCacheDirsLI(String packageName) { 4831 int[] users = sUserManager.getUserIds(); 4832 int res = 0; 4833 for (int user : users) { 4834 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4835 if (resInner < 0) { 4836 res = resInner; 4837 } 4838 } 4839 return res; 4840 } 4841 4842 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4843 PackageParser.Package changingLib) { 4844 if (file.path != null) { 4845 usesLibraryFiles.add(file.path); 4846 return; 4847 } 4848 PackageParser.Package p = mPackages.get(file.apk); 4849 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4850 // If we are doing this while in the middle of updating a library apk, 4851 // then we need to make sure to use that new apk for determining the 4852 // dependencies here. (We haven't yet finished committing the new apk 4853 // to the package manager state.) 4854 if (p == null || p.packageName.equals(changingLib.packageName)) { 4855 p = changingLib; 4856 } 4857 } 4858 if (p != null) { 4859 usesLibraryFiles.addAll(p.getAllCodePaths()); 4860 } 4861 } 4862 4863 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4864 PackageParser.Package changingLib) throws PackageManagerException { 4865 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4866 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4867 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4868 for (int i=0; i<N; i++) { 4869 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4870 if (file == null) { 4871 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4872 "Package " + pkg.packageName + " requires unavailable shared library " 4873 + pkg.usesLibraries.get(i) + "; failing!"); 4874 } 4875 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4876 } 4877 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4878 for (int i=0; i<N; i++) { 4879 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4880 if (file == null) { 4881 Slog.w(TAG, "Package " + pkg.packageName 4882 + " desires unavailable shared library " 4883 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4884 } else { 4885 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4886 } 4887 } 4888 N = usesLibraryFiles.size(); 4889 if (N > 0) { 4890 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4891 } else { 4892 pkg.usesLibraryFiles = null; 4893 } 4894 } 4895 } 4896 4897 private static boolean hasString(List<String> list, List<String> which) { 4898 if (list == null) { 4899 return false; 4900 } 4901 for (int i=list.size()-1; i>=0; i--) { 4902 for (int j=which.size()-1; j>=0; j--) { 4903 if (which.get(j).equals(list.get(i))) { 4904 return true; 4905 } 4906 } 4907 } 4908 return false; 4909 } 4910 4911 private void updateAllSharedLibrariesLPw() { 4912 for (PackageParser.Package pkg : mPackages.values()) { 4913 try { 4914 updateSharedLibrariesLPw(pkg, null); 4915 } catch (PackageManagerException e) { 4916 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4917 } 4918 } 4919 } 4920 4921 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4922 PackageParser.Package changingPkg) { 4923 ArrayList<PackageParser.Package> res = null; 4924 for (PackageParser.Package pkg : mPackages.values()) { 4925 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4926 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4927 if (res == null) { 4928 res = new ArrayList<PackageParser.Package>(); 4929 } 4930 res.add(pkg); 4931 try { 4932 updateSharedLibrariesLPw(pkg, changingPkg); 4933 } catch (PackageManagerException e) { 4934 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4935 } 4936 } 4937 } 4938 return res; 4939 } 4940 4941 /** 4942 * Derive the value of the {@code cpuAbiOverride} based on the provided 4943 * value and an optional stored value from the package settings. 4944 */ 4945 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 4946 String cpuAbiOverride = null; 4947 4948 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 4949 cpuAbiOverride = null; 4950 } else if (abiOverride != null) { 4951 cpuAbiOverride = abiOverride; 4952 } else if (settings != null) { 4953 cpuAbiOverride = settings.cpuAbiOverrideString; 4954 } 4955 4956 return cpuAbiOverride; 4957 } 4958 4959 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 4960 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 4961 boolean success = false; 4962 try { 4963 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 4964 currentTime, user); 4965 success = true; 4966 return res; 4967 } finally { 4968 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4969 removeDataDirsLI(pkg.packageName); 4970 } 4971 } 4972 } 4973 4974 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 4975 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 4976 final File scanFile = new File(pkg.codePath); 4977 if (pkg.applicationInfo.getCodePath() == null || 4978 pkg.applicationInfo.getResourcePath() == null) { 4979 // Bail out. The resource and code paths haven't been set. 4980 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 4981 "Code and resource paths haven't been set correctly"); 4982 } 4983 4984 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4985 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4986 } 4987 4988 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4989 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4990 } 4991 4992 if (mCustomResolverComponentName != null && 4993 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4994 setUpCustomResolverActivity(pkg); 4995 } 4996 4997 if (pkg.packageName.equals("android")) { 4998 synchronized (mPackages) { 4999 if (mAndroidApplication != null) { 5000 Slog.w(TAG, "*************************************************"); 5001 Slog.w(TAG, "Core android package being redefined. Skipping."); 5002 Slog.w(TAG, " file=" + scanFile); 5003 Slog.w(TAG, "*************************************************"); 5004 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5005 "Core android package being redefined. Skipping."); 5006 } 5007 5008 // Set up information for our fall-back user intent resolution activity. 5009 mPlatformPackage = pkg; 5010 pkg.mVersionCode = mSdkVersion; 5011 mAndroidApplication = pkg.applicationInfo; 5012 5013 if (!mResolverReplaced) { 5014 mResolveActivity.applicationInfo = mAndroidApplication; 5015 mResolveActivity.name = ResolverActivity.class.getName(); 5016 mResolveActivity.packageName = mAndroidApplication.packageName; 5017 mResolveActivity.processName = "system:ui"; 5018 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5019 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5020 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5021 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5022 mResolveActivity.exported = true; 5023 mResolveActivity.enabled = true; 5024 mResolveInfo.activityInfo = mResolveActivity; 5025 mResolveInfo.priority = 0; 5026 mResolveInfo.preferredOrder = 0; 5027 mResolveInfo.match = 0; 5028 mResolveComponentName = new ComponentName( 5029 mAndroidApplication.packageName, mResolveActivity.name); 5030 } 5031 } 5032 } 5033 5034 if (DEBUG_PACKAGE_SCANNING) { 5035 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5036 Log.d(TAG, "Scanning package " + pkg.packageName); 5037 } 5038 5039 if (mPackages.containsKey(pkg.packageName) 5040 || mSharedLibraries.containsKey(pkg.packageName)) { 5041 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5042 "Application package " + pkg.packageName 5043 + " already installed. Skipping duplicate."); 5044 } 5045 5046 // Initialize package source and resource directories 5047 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5048 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5049 5050 SharedUserSetting suid = null; 5051 PackageSetting pkgSetting = null; 5052 5053 if (!isSystemApp(pkg)) { 5054 // Only system apps can use these features. 5055 pkg.mOriginalPackages = null; 5056 pkg.mRealPackage = null; 5057 pkg.mAdoptPermissions = null; 5058 } 5059 5060 // writer 5061 synchronized (mPackages) { 5062 if (pkg.mSharedUserId != null) { 5063 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5064 if (suid == null) { 5065 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5066 "Creating application package " + pkg.packageName 5067 + " for shared user failed"); 5068 } 5069 if (DEBUG_PACKAGE_SCANNING) { 5070 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5071 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5072 + "): packages=" + suid.packages); 5073 } 5074 } 5075 5076 // Check if we are renaming from an original package name. 5077 PackageSetting origPackage = null; 5078 String realName = null; 5079 if (pkg.mOriginalPackages != null) { 5080 // This package may need to be renamed to a previously 5081 // installed name. Let's check on that... 5082 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5083 if (pkg.mOriginalPackages.contains(renamed)) { 5084 // This package had originally been installed as the 5085 // original name, and we have already taken care of 5086 // transitioning to the new one. Just update the new 5087 // one to continue using the old name. 5088 realName = pkg.mRealPackage; 5089 if (!pkg.packageName.equals(renamed)) { 5090 // Callers into this function may have already taken 5091 // care of renaming the package; only do it here if 5092 // it is not already done. 5093 pkg.setPackageName(renamed); 5094 } 5095 5096 } else { 5097 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5098 if ((origPackage = mSettings.peekPackageLPr( 5099 pkg.mOriginalPackages.get(i))) != null) { 5100 // We do have the package already installed under its 5101 // original name... should we use it? 5102 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5103 // New package is not compatible with original. 5104 origPackage = null; 5105 continue; 5106 } else if (origPackage.sharedUser != null) { 5107 // Make sure uid is compatible between packages. 5108 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5109 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5110 + " to " + pkg.packageName + ": old uid " 5111 + origPackage.sharedUser.name 5112 + " differs from " + pkg.mSharedUserId); 5113 origPackage = null; 5114 continue; 5115 } 5116 } else { 5117 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5118 + pkg.packageName + " to old name " + origPackage.name); 5119 } 5120 break; 5121 } 5122 } 5123 } 5124 } 5125 5126 if (mTransferedPackages.contains(pkg.packageName)) { 5127 Slog.w(TAG, "Package " + pkg.packageName 5128 + " was transferred to another, but its .apk remains"); 5129 } 5130 5131 // Just create the setting, don't add it yet. For already existing packages 5132 // the PkgSetting exists already and doesn't have to be created. 5133 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5134 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5135 pkg.applicationInfo.primaryCpuAbi, 5136 pkg.applicationInfo.secondaryCpuAbi, 5137 pkg.applicationInfo.flags, user, false); 5138 if (pkgSetting == null) { 5139 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5140 "Creating application package " + pkg.packageName + " failed"); 5141 } 5142 5143 if (pkgSetting.origPackage != null) { 5144 // If we are first transitioning from an original package, 5145 // fix up the new package's name now. We need to do this after 5146 // looking up the package under its new name, so getPackageLP 5147 // can take care of fiddling things correctly. 5148 pkg.setPackageName(origPackage.name); 5149 5150 // File a report about this. 5151 String msg = "New package " + pkgSetting.realName 5152 + " renamed to replace old package " + pkgSetting.name; 5153 reportSettingsProblem(Log.WARN, msg); 5154 5155 // Make a note of it. 5156 mTransferedPackages.add(origPackage.name); 5157 5158 // No longer need to retain this. 5159 pkgSetting.origPackage = null; 5160 } 5161 5162 if (realName != null) { 5163 // Make a note of it. 5164 mTransferedPackages.add(pkg.packageName); 5165 } 5166 5167 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5168 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5169 } 5170 5171 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5172 // Check all shared libraries and map to their actual file path. 5173 // We only do this here for apps not on a system dir, because those 5174 // are the only ones that can fail an install due to this. We 5175 // will take care of the system apps by updating all of their 5176 // library paths after the scan is done. 5177 updateSharedLibrariesLPw(pkg, null); 5178 } 5179 5180 if (mFoundPolicyFile) { 5181 SELinuxMMAC.assignSeinfoValue(pkg); 5182 } 5183 5184 pkg.applicationInfo.uid = pkgSetting.appId; 5185 pkg.mExtras = pkgSetting; 5186 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5187 try { 5188 verifySignaturesLP(pkgSetting, pkg); 5189 } catch (PackageManagerException e) { 5190 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5191 throw e; 5192 } 5193 // The signature has changed, but this package is in the system 5194 // image... let's recover! 5195 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5196 // However... if this package is part of a shared user, but it 5197 // doesn't match the signature of the shared user, let's fail. 5198 // What this means is that you can't change the signatures 5199 // associated with an overall shared user, which doesn't seem all 5200 // that unreasonable. 5201 if (pkgSetting.sharedUser != null) { 5202 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5203 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5204 throw new PackageManagerException( 5205 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5206 "Signature mismatch for shared user : " 5207 + pkgSetting.sharedUser); 5208 } 5209 } 5210 // File a report about this. 5211 String msg = "System package " + pkg.packageName 5212 + " signature changed; retaining data."; 5213 reportSettingsProblem(Log.WARN, msg); 5214 } 5215 } else { 5216 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5217 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5218 + pkg.packageName + " upgrade keys do not match the " 5219 + "previously installed version"); 5220 } else { 5221 // signatures may have changed as result of upgrade 5222 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5223 } 5224 } 5225 // Verify that this new package doesn't have any content providers 5226 // that conflict with existing packages. Only do this if the 5227 // package isn't already installed, since we don't want to break 5228 // things that are installed. 5229 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5230 final int N = pkg.providers.size(); 5231 int i; 5232 for (i=0; i<N; i++) { 5233 PackageParser.Provider p = pkg.providers.get(i); 5234 if (p.info.authority != null) { 5235 String names[] = p.info.authority.split(";"); 5236 for (int j = 0; j < names.length; j++) { 5237 if (mProvidersByAuthority.containsKey(names[j])) { 5238 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5239 final String otherPackageName = 5240 ((other != null && other.getComponentName() != null) ? 5241 other.getComponentName().getPackageName() : "?"); 5242 throw new PackageManagerException( 5243 INSTALL_FAILED_CONFLICTING_PROVIDER, 5244 "Can't install because provider name " + names[j] 5245 + " (in package " + pkg.applicationInfo.packageName 5246 + ") is already used by " + otherPackageName); 5247 } 5248 } 5249 } 5250 } 5251 } 5252 5253 if (pkg.mAdoptPermissions != null) { 5254 // This package wants to adopt ownership of permissions from 5255 // another package. 5256 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5257 final String origName = pkg.mAdoptPermissions.get(i); 5258 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5259 if (orig != null) { 5260 if (verifyPackageUpdateLPr(orig, pkg)) { 5261 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5262 + pkg.packageName); 5263 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5264 } 5265 } 5266 } 5267 } 5268 } 5269 5270 final String pkgName = pkg.packageName; 5271 5272 final long scanFileTime = scanFile.lastModified(); 5273 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5274 pkg.applicationInfo.processName = fixProcessName( 5275 pkg.applicationInfo.packageName, 5276 pkg.applicationInfo.processName, 5277 pkg.applicationInfo.uid); 5278 5279 File dataPath; 5280 if (mPlatformPackage == pkg) { 5281 // The system package is special. 5282 dataPath = new File(Environment.getDataDirectory(), "system"); 5283 5284 pkg.applicationInfo.dataDir = dataPath.getPath(); 5285 5286 } else { 5287 // This is a normal package, need to make its data directory. 5288 dataPath = getDataPathForPackage(pkg.packageName, 0); 5289 5290 boolean uidError = false; 5291 if (dataPath.exists()) { 5292 int currentUid = 0; 5293 try { 5294 StructStat stat = Os.stat(dataPath.getPath()); 5295 currentUid = stat.st_uid; 5296 } catch (ErrnoException e) { 5297 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5298 } 5299 5300 // If we have mismatched owners for the data path, we have a problem. 5301 if (currentUid != pkg.applicationInfo.uid) { 5302 boolean recovered = false; 5303 if (currentUid == 0) { 5304 // The directory somehow became owned by root. Wow. 5305 // This is probably because the system was stopped while 5306 // installd was in the middle of messing with its libs 5307 // directory. Ask installd to fix that. 5308 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5309 pkg.applicationInfo.uid); 5310 if (ret >= 0) { 5311 recovered = true; 5312 String msg = "Package " + pkg.packageName 5313 + " unexpectedly changed to uid 0; recovered to " + 5314 + pkg.applicationInfo.uid; 5315 reportSettingsProblem(Log.WARN, msg); 5316 } 5317 } 5318 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5319 || (scanFlags&SCAN_BOOTING) != 0)) { 5320 // If this is a system app, we can at least delete its 5321 // current data so the application will still work. 5322 int ret = removeDataDirsLI(pkgName); 5323 if (ret >= 0) { 5324 // TODO: Kill the processes first 5325 // Old data gone! 5326 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5327 ? "System package " : "Third party package "; 5328 String msg = prefix + pkg.packageName 5329 + " has changed from uid: " 5330 + currentUid + " to " 5331 + pkg.applicationInfo.uid + "; old data erased"; 5332 reportSettingsProblem(Log.WARN, msg); 5333 recovered = true; 5334 5335 // And now re-install the app. 5336 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5337 pkg.applicationInfo.seinfo); 5338 if (ret == -1) { 5339 // Ack should not happen! 5340 msg = prefix + pkg.packageName 5341 + " could not have data directory re-created after delete."; 5342 reportSettingsProblem(Log.WARN, msg); 5343 throw new PackageManagerException( 5344 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5345 } 5346 } 5347 if (!recovered) { 5348 mHasSystemUidErrors = true; 5349 } 5350 } else if (!recovered) { 5351 // If we allow this install to proceed, we will be broken. 5352 // Abort, abort! 5353 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5354 "scanPackageLI"); 5355 } 5356 if (!recovered) { 5357 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5358 + pkg.applicationInfo.uid + "/fs_" 5359 + currentUid; 5360 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5361 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5362 String msg = "Package " + pkg.packageName 5363 + " has mismatched uid: " 5364 + currentUid + " on disk, " 5365 + pkg.applicationInfo.uid + " in settings"; 5366 // writer 5367 synchronized (mPackages) { 5368 mSettings.mReadMessages.append(msg); 5369 mSettings.mReadMessages.append('\n'); 5370 uidError = true; 5371 if (!pkgSetting.uidError) { 5372 reportSettingsProblem(Log.ERROR, msg); 5373 } 5374 } 5375 } 5376 } 5377 pkg.applicationInfo.dataDir = dataPath.getPath(); 5378 if (mShouldRestoreconData) { 5379 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5380 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5381 pkg.applicationInfo.uid); 5382 } 5383 } else { 5384 if (DEBUG_PACKAGE_SCANNING) { 5385 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5386 Log.v(TAG, "Want this data dir: " + dataPath); 5387 } 5388 //invoke installer to do the actual installation 5389 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5390 pkg.applicationInfo.seinfo); 5391 if (ret < 0) { 5392 // Error from installer 5393 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5394 "Unable to create data dirs [errorCode=" + ret + "]"); 5395 } 5396 5397 if (dataPath.exists()) { 5398 pkg.applicationInfo.dataDir = dataPath.getPath(); 5399 } else { 5400 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5401 pkg.applicationInfo.dataDir = null; 5402 } 5403 } 5404 5405 pkgSetting.uidError = uidError; 5406 } 5407 5408 final String path = scanFile.getPath(); 5409 final String codePath = pkg.applicationInfo.getCodePath(); 5410 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5411 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5412 setBundledAppAbisAndRoots(pkg, pkgSetting); 5413 5414 // If we haven't found any native libraries for the app, check if it has 5415 // renderscript code. We'll need to force the app to 32 bit if it has 5416 // renderscript bitcode. 5417 if (pkg.applicationInfo.primaryCpuAbi == null 5418 && pkg.applicationInfo.secondaryCpuAbi == null 5419 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5420 NativeLibraryHelper.Handle handle = null; 5421 try { 5422 handle = NativeLibraryHelper.Handle.create(scanFile); 5423 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5424 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5425 } 5426 } catch (IOException ioe) { 5427 Slog.w(TAG, "Error scanning system app : " + ioe); 5428 } finally { 5429 IoUtils.closeQuietly(handle); 5430 } 5431 } 5432 5433 setNativeLibraryPaths(pkg); 5434 } else { 5435 // TODO: We can probably be smarter about this stuff. For installed apps, 5436 // we can calculate this information at install time once and for all. For 5437 // system apps, we can probably assume that this information doesn't change 5438 // after the first boot scan. As things stand, we do lots of unnecessary work. 5439 5440 // Give ourselves some initial paths; we'll come back for another 5441 // pass once we've determined ABI below. 5442 setNativeLibraryPaths(pkg); 5443 5444 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5445 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5446 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5447 5448 NativeLibraryHelper.Handle handle = null; 5449 try { 5450 handle = NativeLibraryHelper.Handle.create(scanFile); 5451 // TODO(multiArch): This can be null for apps that didn't go through the 5452 // usual installation process. We can calculate it again, like we 5453 // do during install time. 5454 // 5455 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5456 // unnecessary. 5457 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5458 5459 // Null out the abis so that they can be recalculated. 5460 pkg.applicationInfo.primaryCpuAbi = null; 5461 pkg.applicationInfo.secondaryCpuAbi = null; 5462 if (isMultiArch(pkg.applicationInfo)) { 5463 // Warn if we've set an abiOverride for multi-lib packages.. 5464 // By definition, we need to copy both 32 and 64 bit libraries for 5465 // such packages. 5466 if (pkg.cpuAbiOverride != null 5467 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5468 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5469 } 5470 5471 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5472 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5473 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5474 if (isAsec) { 5475 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5476 } else { 5477 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5478 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5479 useIsaSpecificSubdirs); 5480 } 5481 } 5482 5483 maybeThrowExceptionForMultiArchCopy( 5484 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5485 5486 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5487 if (isAsec) { 5488 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5489 } else { 5490 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5491 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5492 useIsaSpecificSubdirs); 5493 } 5494 } 5495 5496 maybeThrowExceptionForMultiArchCopy( 5497 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5498 5499 if (abi64 >= 0) { 5500 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5501 } 5502 5503 if (abi32 >= 0) { 5504 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5505 if (abi64 >= 0) { 5506 pkg.applicationInfo.secondaryCpuAbi = abi; 5507 } else { 5508 pkg.applicationInfo.primaryCpuAbi = abi; 5509 } 5510 } 5511 } else { 5512 String[] abiList = (cpuAbiOverride != null) ? 5513 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5514 5515 // Enable gross and lame hacks for apps that are built with old 5516 // SDK tools. We must scan their APKs for renderscript bitcode and 5517 // not launch them if it's present. Don't bother checking on devices 5518 // that don't have 64 bit support. 5519 boolean needsRenderScriptOverride = false; 5520 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5521 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5522 abiList = Build.SUPPORTED_32_BIT_ABIS; 5523 needsRenderScriptOverride = true; 5524 } 5525 5526 final int copyRet; 5527 if (isAsec) { 5528 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5529 } else { 5530 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5531 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5532 } 5533 5534 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5535 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5536 "Error unpackaging native libs for app, errorCode=" + copyRet); 5537 } 5538 5539 if (copyRet >= 0) { 5540 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5541 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5542 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5543 } else if (needsRenderScriptOverride) { 5544 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5545 } 5546 } 5547 } catch (IOException ioe) { 5548 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5549 } finally { 5550 IoUtils.closeQuietly(handle); 5551 } 5552 5553 // Now that we've calculated the ABIs and determined if it's an internal app, 5554 // we will go ahead and populate the nativeLibraryPath. 5555 setNativeLibraryPaths(pkg); 5556 5557 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5558 final int[] userIds = sUserManager.getUserIds(); 5559 synchronized (mInstallLock) { 5560 // Create a native library symlink only if we have native libraries 5561 // and if the native libraries are 32 bit libraries. We do not provide 5562 // this symlink for 64 bit libraries. 5563 if (pkg.applicationInfo.primaryCpuAbi != null && 5564 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5565 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5566 for (int userId : userIds) { 5567 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5568 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5569 "Failed linking native library dir (user=" + userId + ")"); 5570 } 5571 } 5572 } 5573 } 5574 } 5575 5576 // This is a special case for the "system" package, where the ABI is 5577 // dictated by the zygote configuration (and init.rc). We should keep track 5578 // of this ABI so that we can deal with "normal" applications that run under 5579 // the same UID correctly. 5580 if (mPlatformPackage == pkg) { 5581 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5582 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5583 } 5584 5585 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5586 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5587 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5588 // Copy the derived override back to the parsed package, so that we can 5589 // update the package settings accordingly. 5590 pkg.cpuAbiOverride = cpuAbiOverride; 5591 5592 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5593 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5594 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5595 5596 // Push the derived path down into PackageSettings so we know what to 5597 // clean up at uninstall time. 5598 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5599 5600 if (DEBUG_ABI_SELECTION) { 5601 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5602 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5603 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5604 } 5605 5606 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5607 // We don't do this here during boot because we can do it all 5608 // at once after scanning all existing packages. 5609 // 5610 // We also do this *before* we perform dexopt on this package, so that 5611 // we can avoid redundant dexopts, and also to make sure we've got the 5612 // code and package path correct. 5613 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5614 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5615 } 5616 5617 if ((scanFlags & SCAN_NO_DEX) == 0) { 5618 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, 5619 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5620 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5621 } 5622 } 5623 5624 if (mFactoryTest && pkg.requestedPermissions.contains( 5625 android.Manifest.permission.FACTORY_TEST)) { 5626 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5627 } 5628 5629 ArrayList<PackageParser.Package> clientLibPkgs = null; 5630 5631 // writer 5632 synchronized (mPackages) { 5633 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5634 // Only system apps can add new shared libraries. 5635 if (pkg.libraryNames != null) { 5636 for (int i=0; i<pkg.libraryNames.size(); i++) { 5637 String name = pkg.libraryNames.get(i); 5638 boolean allowed = false; 5639 if (isUpdatedSystemApp(pkg)) { 5640 // New library entries can only be added through the 5641 // system image. This is important to get rid of a lot 5642 // of nasty edge cases: for example if we allowed a non- 5643 // system update of the app to add a library, then uninstalling 5644 // the update would make the library go away, and assumptions 5645 // we made such as through app install filtering would now 5646 // have allowed apps on the device which aren't compatible 5647 // with it. Better to just have the restriction here, be 5648 // conservative, and create many fewer cases that can negatively 5649 // impact the user experience. 5650 final PackageSetting sysPs = mSettings 5651 .getDisabledSystemPkgLPr(pkg.packageName); 5652 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5653 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5654 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5655 allowed = true; 5656 allowed = true; 5657 break; 5658 } 5659 } 5660 } 5661 } else { 5662 allowed = true; 5663 } 5664 if (allowed) { 5665 if (!mSharedLibraries.containsKey(name)) { 5666 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5667 } else if (!name.equals(pkg.packageName)) { 5668 Slog.w(TAG, "Package " + pkg.packageName + " library " 5669 + name + " already exists; skipping"); 5670 } 5671 } else { 5672 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5673 + name + " that is not declared on system image; skipping"); 5674 } 5675 } 5676 if ((scanFlags&SCAN_BOOTING) == 0) { 5677 // If we are not booting, we need to update any applications 5678 // that are clients of our shared library. If we are booting, 5679 // this will all be done once the scan is complete. 5680 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5681 } 5682 } 5683 } 5684 } 5685 5686 // We also need to dexopt any apps that are dependent on this library. Note that 5687 // if these fail, we should abort the install since installing the library will 5688 // result in some apps being broken. 5689 if (clientLibPkgs != null) { 5690 if ((scanFlags & SCAN_NO_DEX) == 0) { 5691 for (int i = 0; i < clientLibPkgs.size(); i++) { 5692 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5693 if (performDexOptLI(clientPkg, null /* instruction sets */, forceDex, 5694 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5695 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5696 "scanPackageLI failed to dexopt clientLibPkgs"); 5697 } 5698 } 5699 } 5700 } 5701 5702 // Request the ActivityManager to kill the process(only for existing packages) 5703 // so that we do not end up in a confused state while the user is still using the older 5704 // version of the application while the new one gets installed. 5705 if ((scanFlags & SCAN_REPLACING) != 0) { 5706 killApplication(pkg.applicationInfo.packageName, 5707 pkg.applicationInfo.uid, "update pkg"); 5708 } 5709 5710 // Also need to kill any apps that are dependent on the library. 5711 if (clientLibPkgs != null) { 5712 for (int i=0; i<clientLibPkgs.size(); i++) { 5713 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5714 killApplication(clientPkg.applicationInfo.packageName, 5715 clientPkg.applicationInfo.uid, "update lib"); 5716 } 5717 } 5718 5719 // writer 5720 synchronized (mPackages) { 5721 // We don't expect installation to fail beyond this point 5722 5723 // Add the new setting to mSettings 5724 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5725 // Add the new setting to mPackages 5726 mPackages.put(pkg.applicationInfo.packageName, pkg); 5727 // Make sure we don't accidentally delete its data. 5728 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5729 while (iter.hasNext()) { 5730 PackageCleanItem item = iter.next(); 5731 if (pkgName.equals(item.packageName)) { 5732 iter.remove(); 5733 } 5734 } 5735 5736 // Take care of first install / last update times. 5737 if (currentTime != 0) { 5738 if (pkgSetting.firstInstallTime == 0) { 5739 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5740 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5741 pkgSetting.lastUpdateTime = currentTime; 5742 } 5743 } else if (pkgSetting.firstInstallTime == 0) { 5744 // We need *something*. Take time time stamp of the file. 5745 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5746 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5747 if (scanFileTime != pkgSetting.timeStamp) { 5748 // A package on the system image has changed; consider this 5749 // to be an update. 5750 pkgSetting.lastUpdateTime = scanFileTime; 5751 } 5752 } 5753 5754 // Add the package's KeySets to the global KeySetManagerService 5755 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5756 try { 5757 // Old KeySetData no longer valid. 5758 ksms.removeAppKeySetDataLPw(pkg.packageName); 5759 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5760 if (pkg.mKeySetMapping != null) { 5761 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5762 pkg.mKeySetMapping.entrySet()) { 5763 if (entry.getValue() != null) { 5764 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5765 entry.getValue(), entry.getKey()); 5766 } 5767 } 5768 if (pkg.mUpgradeKeySets != null) { 5769 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5770 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5771 } 5772 } 5773 } 5774 } catch (NullPointerException e) { 5775 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5776 } catch (IllegalArgumentException e) { 5777 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5778 } 5779 5780 int N = pkg.providers.size(); 5781 StringBuilder r = null; 5782 int i; 5783 for (i=0; i<N; i++) { 5784 PackageParser.Provider p = pkg.providers.get(i); 5785 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5786 p.info.processName, pkg.applicationInfo.uid); 5787 mProviders.addProvider(p); 5788 p.syncable = p.info.isSyncable; 5789 if (p.info.authority != null) { 5790 String names[] = p.info.authority.split(";"); 5791 p.info.authority = null; 5792 for (int j = 0; j < names.length; j++) { 5793 if (j == 1 && p.syncable) { 5794 // We only want the first authority for a provider to possibly be 5795 // syncable, so if we already added this provider using a different 5796 // authority clear the syncable flag. We copy the provider before 5797 // changing it because the mProviders object contains a reference 5798 // to a provider that we don't want to change. 5799 // Only do this for the second authority since the resulting provider 5800 // object can be the same for all future authorities for this provider. 5801 p = new PackageParser.Provider(p); 5802 p.syncable = false; 5803 } 5804 if (!mProvidersByAuthority.containsKey(names[j])) { 5805 mProvidersByAuthority.put(names[j], p); 5806 if (p.info.authority == null) { 5807 p.info.authority = names[j]; 5808 } else { 5809 p.info.authority = p.info.authority + ";" + names[j]; 5810 } 5811 if (DEBUG_PACKAGE_SCANNING) { 5812 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5813 Log.d(TAG, "Registered content provider: " + names[j] 5814 + ", className = " + p.info.name + ", isSyncable = " 5815 + p.info.isSyncable); 5816 } 5817 } else { 5818 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5819 Slog.w(TAG, "Skipping provider name " + names[j] + 5820 " (in package " + pkg.applicationInfo.packageName + 5821 "): name already used by " 5822 + ((other != null && other.getComponentName() != null) 5823 ? other.getComponentName().getPackageName() : "?")); 5824 } 5825 } 5826 } 5827 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5828 if (r == null) { 5829 r = new StringBuilder(256); 5830 } else { 5831 r.append(' '); 5832 } 5833 r.append(p.info.name); 5834 } 5835 } 5836 if (r != null) { 5837 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5838 } 5839 5840 N = pkg.services.size(); 5841 r = null; 5842 for (i=0; i<N; i++) { 5843 PackageParser.Service s = pkg.services.get(i); 5844 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5845 s.info.processName, pkg.applicationInfo.uid); 5846 mServices.addService(s); 5847 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5848 if (r == null) { 5849 r = new StringBuilder(256); 5850 } else { 5851 r.append(' '); 5852 } 5853 r.append(s.info.name); 5854 } 5855 } 5856 if (r != null) { 5857 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5858 } 5859 5860 N = pkg.receivers.size(); 5861 r = null; 5862 for (i=0; i<N; i++) { 5863 PackageParser.Activity a = pkg.receivers.get(i); 5864 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5865 a.info.processName, pkg.applicationInfo.uid); 5866 mReceivers.addActivity(a, "receiver"); 5867 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5868 if (r == null) { 5869 r = new StringBuilder(256); 5870 } else { 5871 r.append(' '); 5872 } 5873 r.append(a.info.name); 5874 } 5875 } 5876 if (r != null) { 5877 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5878 } 5879 5880 N = pkg.activities.size(); 5881 r = null; 5882 for (i=0; i<N; i++) { 5883 PackageParser.Activity a = pkg.activities.get(i); 5884 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5885 a.info.processName, pkg.applicationInfo.uid); 5886 mActivities.addActivity(a, "activity"); 5887 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5888 if (r == null) { 5889 r = new StringBuilder(256); 5890 } else { 5891 r.append(' '); 5892 } 5893 r.append(a.info.name); 5894 } 5895 } 5896 if (r != null) { 5897 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5898 } 5899 5900 N = pkg.permissionGroups.size(); 5901 r = null; 5902 for (i=0; i<N; i++) { 5903 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5904 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5905 if (cur == null) { 5906 mPermissionGroups.put(pg.info.name, pg); 5907 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5908 if (r == null) { 5909 r = new StringBuilder(256); 5910 } else { 5911 r.append(' '); 5912 } 5913 r.append(pg.info.name); 5914 } 5915 } else { 5916 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5917 + pg.info.packageName + " ignored: original from " 5918 + cur.info.packageName); 5919 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5920 if (r == null) { 5921 r = new StringBuilder(256); 5922 } else { 5923 r.append(' '); 5924 } 5925 r.append("DUP:"); 5926 r.append(pg.info.name); 5927 } 5928 } 5929 } 5930 if (r != null) { 5931 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5932 } 5933 5934 N = pkg.permissions.size(); 5935 r = null; 5936 for (i=0; i<N; i++) { 5937 PackageParser.Permission p = pkg.permissions.get(i); 5938 HashMap<String, BasePermission> permissionMap = 5939 p.tree ? mSettings.mPermissionTrees 5940 : mSettings.mPermissions; 5941 p.group = mPermissionGroups.get(p.info.group); 5942 if (p.info.group == null || p.group != null) { 5943 BasePermission bp = permissionMap.get(p.info.name); 5944 5945 // Allow system apps to redefine non-system permissions 5946 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 5947 final boolean currentOwnerIsSystem = (bp.perm != null 5948 && isSystemApp(bp.perm.owner)); 5949 if (isSystemApp(p.owner) && !currentOwnerIsSystem) { 5950 String msg = "New decl " + p.owner + " of permission " 5951 + p.info.name + " is system; overriding " + bp.sourcePackage; 5952 reportSettingsProblem(Log.WARN, msg); 5953 bp = null; 5954 } 5955 } 5956 5957 if (bp == null) { 5958 bp = new BasePermission(p.info.name, p.info.packageName, 5959 BasePermission.TYPE_NORMAL); 5960 permissionMap.put(p.info.name, bp); 5961 } 5962 5963 if (bp.perm == null) { 5964 if (bp.sourcePackage == null 5965 || bp.sourcePackage.equals(p.info.packageName)) { 5966 BasePermission tree = findPermissionTreeLP(p.info.name); 5967 if (tree == null 5968 || tree.sourcePackage.equals(p.info.packageName)) { 5969 bp.packageSetting = pkgSetting; 5970 bp.perm = p; 5971 bp.uid = pkg.applicationInfo.uid; 5972 bp.sourcePackage = p.info.packageName; 5973 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5974 if (r == null) { 5975 r = new StringBuilder(256); 5976 } else { 5977 r.append(' '); 5978 } 5979 r.append(p.info.name); 5980 } 5981 } else { 5982 Slog.w(TAG, "Permission " + p.info.name + " from package " 5983 + p.info.packageName + " ignored: base tree " 5984 + tree.name + " is from package " 5985 + tree.sourcePackage); 5986 } 5987 } else { 5988 Slog.w(TAG, "Permission " + p.info.name + " from package " 5989 + p.info.packageName + " ignored: original from " 5990 + bp.sourcePackage); 5991 } 5992 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5993 if (r == null) { 5994 r = new StringBuilder(256); 5995 } else { 5996 r.append(' '); 5997 } 5998 r.append("DUP:"); 5999 r.append(p.info.name); 6000 } 6001 if (bp.perm == p) { 6002 bp.protectionLevel = p.info.protectionLevel; 6003 } 6004 } else { 6005 Slog.w(TAG, "Permission " + p.info.name + " from package " 6006 + p.info.packageName + " ignored: no group " 6007 + p.group); 6008 } 6009 } 6010 if (r != null) { 6011 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6012 } 6013 6014 N = pkg.instrumentation.size(); 6015 r = null; 6016 for (i=0; i<N; i++) { 6017 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6018 a.info.packageName = pkg.applicationInfo.packageName; 6019 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6020 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6021 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6022 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6023 a.info.dataDir = pkg.applicationInfo.dataDir; 6024 6025 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6026 // need other information about the application, like the ABI and what not ? 6027 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6028 mInstrumentation.put(a.getComponentName(), a); 6029 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6030 if (r == null) { 6031 r = new StringBuilder(256); 6032 } else { 6033 r.append(' '); 6034 } 6035 r.append(a.info.name); 6036 } 6037 } 6038 if (r != null) { 6039 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6040 } 6041 6042 if (pkg.protectedBroadcasts != null) { 6043 N = pkg.protectedBroadcasts.size(); 6044 for (i=0; i<N; i++) { 6045 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6046 } 6047 } 6048 6049 pkgSetting.setTimeStamp(scanFileTime); 6050 6051 // Create idmap files for pairs of (packages, overlay packages). 6052 // Note: "android", ie framework-res.apk, is handled by native layers. 6053 if (pkg.mOverlayTarget != null) { 6054 // This is an overlay package. 6055 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6056 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6057 mOverlays.put(pkg.mOverlayTarget, 6058 new HashMap<String, PackageParser.Package>()); 6059 } 6060 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6061 map.put(pkg.packageName, pkg); 6062 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6063 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6064 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6065 "scanPackageLI failed to createIdmap"); 6066 } 6067 } 6068 } else if (mOverlays.containsKey(pkg.packageName) && 6069 !pkg.packageName.equals("android")) { 6070 // This is a regular package, with one or more known overlay packages. 6071 createIdmapsForPackageLI(pkg); 6072 } 6073 } 6074 6075 return pkg; 6076 } 6077 6078 /** 6079 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6080 * i.e, so that all packages can be run inside a single process if required. 6081 * 6082 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6083 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6084 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6085 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6086 * updating a package that belongs to a shared user. 6087 * 6088 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6089 * adds unnecessary complexity. 6090 */ 6091 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6092 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6093 String requiredInstructionSet = null; 6094 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6095 requiredInstructionSet = VMRuntime.getInstructionSet( 6096 scannedPackage.applicationInfo.primaryCpuAbi); 6097 } 6098 6099 PackageSetting requirer = null; 6100 for (PackageSetting ps : packagesForUser) { 6101 // If packagesForUser contains scannedPackage, we skip it. This will happen 6102 // when scannedPackage is an update of an existing package. Without this check, 6103 // we will never be able to change the ABI of any package belonging to a shared 6104 // user, even if it's compatible with other packages. 6105 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6106 if (ps.primaryCpuAbiString == null) { 6107 continue; 6108 } 6109 6110 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6111 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6112 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6113 // this but there's not much we can do. 6114 String errorMessage = "Instruction set mismatch, " 6115 + ((requirer == null) ? "[caller]" : requirer) 6116 + " requires " + requiredInstructionSet + " whereas " + ps 6117 + " requires " + instructionSet; 6118 Slog.w(TAG, errorMessage); 6119 } 6120 6121 if (requiredInstructionSet == null) { 6122 requiredInstructionSet = instructionSet; 6123 requirer = ps; 6124 } 6125 } 6126 } 6127 6128 if (requiredInstructionSet != null) { 6129 String adjustedAbi; 6130 if (requirer != null) { 6131 // requirer != null implies that either scannedPackage was null or that scannedPackage 6132 // did not require an ABI, in which case we have to adjust scannedPackage to match 6133 // the ABI of the set (which is the same as requirer's ABI) 6134 adjustedAbi = requirer.primaryCpuAbiString; 6135 if (scannedPackage != null) { 6136 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6137 } 6138 } else { 6139 // requirer == null implies that we're updating all ABIs in the set to 6140 // match scannedPackage. 6141 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6142 } 6143 6144 for (PackageSetting ps : packagesForUser) { 6145 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6146 if (ps.primaryCpuAbiString != null) { 6147 continue; 6148 } 6149 6150 ps.primaryCpuAbiString = adjustedAbi; 6151 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6152 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6153 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6154 6155 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6156 deferDexOpt, true) == DEX_OPT_FAILED) { 6157 ps.primaryCpuAbiString = null; 6158 ps.pkg.applicationInfo.primaryCpuAbi = null; 6159 return; 6160 } else { 6161 mInstaller.rmdex(ps.codePathString, 6162 getDexCodeInstructionSet(getPreferredInstructionSet())); 6163 } 6164 } 6165 } 6166 } 6167 } 6168 } 6169 6170 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6171 synchronized (mPackages) { 6172 mResolverReplaced = true; 6173 // Set up information for custom user intent resolution activity. 6174 mResolveActivity.applicationInfo = pkg.applicationInfo; 6175 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6176 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6177 mResolveActivity.processName = null; 6178 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6179 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6180 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6181 mResolveActivity.theme = 0; 6182 mResolveActivity.exported = true; 6183 mResolveActivity.enabled = true; 6184 mResolveInfo.activityInfo = mResolveActivity; 6185 mResolveInfo.priority = 0; 6186 mResolveInfo.preferredOrder = 0; 6187 mResolveInfo.match = 0; 6188 mResolveComponentName = mCustomResolverComponentName; 6189 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6190 mResolveComponentName); 6191 } 6192 } 6193 6194 private static String calculateBundledApkRoot(final String codePathString) { 6195 final File codePath = new File(codePathString); 6196 final File codeRoot; 6197 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6198 codeRoot = Environment.getRootDirectory(); 6199 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6200 codeRoot = Environment.getOemDirectory(); 6201 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6202 codeRoot = Environment.getVendorDirectory(); 6203 } else { 6204 // Unrecognized code path; take its top real segment as the apk root: 6205 // e.g. /something/app/blah.apk => /something 6206 try { 6207 File f = codePath.getCanonicalFile(); 6208 File parent = f.getParentFile(); // non-null because codePath is a file 6209 File tmp; 6210 while ((tmp = parent.getParentFile()) != null) { 6211 f = parent; 6212 parent = tmp; 6213 } 6214 codeRoot = f; 6215 Slog.w(TAG, "Unrecognized code path " 6216 + codePath + " - using " + codeRoot); 6217 } catch (IOException e) { 6218 // Can't canonicalize the code path -- shenanigans? 6219 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6220 return Environment.getRootDirectory().getPath(); 6221 } 6222 } 6223 return codeRoot.getPath(); 6224 } 6225 6226 /** 6227 * Derive and set the location of native libraries for the given package, 6228 * which varies depending on where and how the package was installed. 6229 */ 6230 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6231 final ApplicationInfo info = pkg.applicationInfo; 6232 final String codePath = pkg.codePath; 6233 final File codeFile = new File(codePath); 6234 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6235 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6236 6237 info.nativeLibraryRootDir = null; 6238 info.nativeLibraryRootRequiresIsa = false; 6239 info.nativeLibraryDir = null; 6240 info.secondaryNativeLibraryDir = null; 6241 6242 if (isApkFile(codeFile)) { 6243 // Monolithic install 6244 if (bundledApp) { 6245 // If "/system/lib64/apkname" exists, assume that is the per-package 6246 // native library directory to use; otherwise use "/system/lib/apkname". 6247 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6248 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6249 getPrimaryInstructionSet(info)); 6250 6251 // This is a bundled system app so choose the path based on the ABI. 6252 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6253 // is just the default path. 6254 final String apkName = deriveCodePathName(codePath); 6255 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6256 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6257 apkName).getAbsolutePath(); 6258 6259 if (info.secondaryCpuAbi != null) { 6260 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6261 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6262 secondaryLibDir, apkName).getAbsolutePath(); 6263 } 6264 } else if (asecApp) { 6265 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6266 .getAbsolutePath(); 6267 } else { 6268 final String apkName = deriveCodePathName(codePath); 6269 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6270 .getAbsolutePath(); 6271 } 6272 6273 info.nativeLibraryRootRequiresIsa = false; 6274 info.nativeLibraryDir = info.nativeLibraryRootDir; 6275 } else { 6276 // Cluster install 6277 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6278 info.nativeLibraryRootRequiresIsa = true; 6279 6280 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6281 getPrimaryInstructionSet(info)).getAbsolutePath(); 6282 6283 if (info.secondaryCpuAbi != null) { 6284 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6285 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6286 } 6287 } 6288 } 6289 6290 /** 6291 * Calculate the abis and roots for a bundled app. These can uniquely 6292 * be determined from the contents of the system partition, i.e whether 6293 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6294 * of this information, and instead assume that the system was built 6295 * sensibly. 6296 */ 6297 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6298 PackageSetting pkgSetting) { 6299 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6300 6301 // If "/system/lib64/apkname" exists, assume that is the per-package 6302 // native library directory to use; otherwise use "/system/lib/apkname". 6303 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6304 setBundledAppAbi(pkg, apkRoot, apkName); 6305 // pkgSetting might be null during rescan following uninstall of updates 6306 // to a bundled app, so accommodate that possibility. The settings in 6307 // that case will be established later from the parsed package. 6308 // 6309 // If the settings aren't null, sync them up with what we've just derived. 6310 // note that apkRoot isn't stored in the package settings. 6311 if (pkgSetting != null) { 6312 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6313 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6314 } 6315 } 6316 6317 /** 6318 * Deduces the ABI of a bundled app and sets the relevant fields on the 6319 * parsed pkg object. 6320 * 6321 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6322 * under which system libraries are installed. 6323 * @param apkName the name of the installed package. 6324 */ 6325 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6326 final File codeFile = new File(pkg.codePath); 6327 6328 final boolean has64BitLibs; 6329 final boolean has32BitLibs; 6330 if (isApkFile(codeFile)) { 6331 // Monolithic install 6332 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6333 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6334 } else { 6335 // Cluster install 6336 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6337 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6338 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6339 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6340 has64BitLibs = (new File(rootDir, isa)).exists(); 6341 } else { 6342 has64BitLibs = false; 6343 } 6344 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6345 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6346 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6347 has32BitLibs = (new File(rootDir, isa)).exists(); 6348 } else { 6349 has32BitLibs = false; 6350 } 6351 } 6352 6353 if (has64BitLibs && !has32BitLibs) { 6354 // The package has 64 bit libs, but not 32 bit libs. Its primary 6355 // ABI should be 64 bit. We can safely assume here that the bundled 6356 // native libraries correspond to the most preferred ABI in the list. 6357 6358 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6359 pkg.applicationInfo.secondaryCpuAbi = null; 6360 } else if (has32BitLibs && !has64BitLibs) { 6361 // The package has 32 bit libs but not 64 bit libs. Its primary 6362 // ABI should be 32 bit. 6363 6364 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6365 pkg.applicationInfo.secondaryCpuAbi = null; 6366 } else if (has32BitLibs && has64BitLibs) { 6367 // The application has both 64 and 32 bit bundled libraries. We check 6368 // here that the app declares multiArch support, and warn if it doesn't. 6369 // 6370 // We will be lenient here and record both ABIs. The primary will be the 6371 // ABI that's higher on the list, i.e, a device that's configured to prefer 6372 // 64 bit apps will see a 64 bit primary ABI, 6373 6374 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6375 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6376 } 6377 6378 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6379 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6380 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6381 } else { 6382 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6383 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6384 } 6385 } else { 6386 pkg.applicationInfo.primaryCpuAbi = null; 6387 pkg.applicationInfo.secondaryCpuAbi = null; 6388 } 6389 } 6390 6391 private void killApplication(String pkgName, int appId, String reason) { 6392 // Request the ActivityManager to kill the process(only for existing packages) 6393 // so that we do not end up in a confused state while the user is still using the older 6394 // version of the application while the new one gets installed. 6395 IActivityManager am = ActivityManagerNative.getDefault(); 6396 if (am != null) { 6397 try { 6398 am.killApplicationWithAppId(pkgName, appId, reason); 6399 } catch (RemoteException e) { 6400 } 6401 } 6402 } 6403 6404 void removePackageLI(PackageSetting ps, boolean chatty) { 6405 if (DEBUG_INSTALL) { 6406 if (chatty) 6407 Log.d(TAG, "Removing package " + ps.name); 6408 } 6409 6410 // writer 6411 synchronized (mPackages) { 6412 mPackages.remove(ps.name); 6413 final PackageParser.Package pkg = ps.pkg; 6414 if (pkg != null) { 6415 cleanPackageDataStructuresLILPw(pkg, chatty); 6416 } 6417 } 6418 } 6419 6420 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6421 if (DEBUG_INSTALL) { 6422 if (chatty) 6423 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6424 } 6425 6426 // writer 6427 synchronized (mPackages) { 6428 mPackages.remove(pkg.applicationInfo.packageName); 6429 cleanPackageDataStructuresLILPw(pkg, chatty); 6430 } 6431 } 6432 6433 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6434 int N = pkg.providers.size(); 6435 StringBuilder r = null; 6436 int i; 6437 for (i=0; i<N; i++) { 6438 PackageParser.Provider p = pkg.providers.get(i); 6439 mProviders.removeProvider(p); 6440 if (p.info.authority == null) { 6441 6442 /* There was another ContentProvider with this authority when 6443 * this app was installed so this authority is null, 6444 * Ignore it as we don't have to unregister the provider. 6445 */ 6446 continue; 6447 } 6448 String names[] = p.info.authority.split(";"); 6449 for (int j = 0; j < names.length; j++) { 6450 if (mProvidersByAuthority.get(names[j]) == p) { 6451 mProvidersByAuthority.remove(names[j]); 6452 if (DEBUG_REMOVE) { 6453 if (chatty) 6454 Log.d(TAG, "Unregistered content provider: " + names[j] 6455 + ", className = " + p.info.name + ", isSyncable = " 6456 + p.info.isSyncable); 6457 } 6458 } 6459 } 6460 if (DEBUG_REMOVE && chatty) { 6461 if (r == null) { 6462 r = new StringBuilder(256); 6463 } else { 6464 r.append(' '); 6465 } 6466 r.append(p.info.name); 6467 } 6468 } 6469 if (r != null) { 6470 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6471 } 6472 6473 N = pkg.services.size(); 6474 r = null; 6475 for (i=0; i<N; i++) { 6476 PackageParser.Service s = pkg.services.get(i); 6477 mServices.removeService(s); 6478 if (chatty) { 6479 if (r == null) { 6480 r = new StringBuilder(256); 6481 } else { 6482 r.append(' '); 6483 } 6484 r.append(s.info.name); 6485 } 6486 } 6487 if (r != null) { 6488 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6489 } 6490 6491 N = pkg.receivers.size(); 6492 r = null; 6493 for (i=0; i<N; i++) { 6494 PackageParser.Activity a = pkg.receivers.get(i); 6495 mReceivers.removeActivity(a, "receiver"); 6496 if (DEBUG_REMOVE && chatty) { 6497 if (r == null) { 6498 r = new StringBuilder(256); 6499 } else { 6500 r.append(' '); 6501 } 6502 r.append(a.info.name); 6503 } 6504 } 6505 if (r != null) { 6506 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6507 } 6508 6509 N = pkg.activities.size(); 6510 r = null; 6511 for (i=0; i<N; i++) { 6512 PackageParser.Activity a = pkg.activities.get(i); 6513 mActivities.removeActivity(a, "activity"); 6514 if (DEBUG_REMOVE && chatty) { 6515 if (r == null) { 6516 r = new StringBuilder(256); 6517 } else { 6518 r.append(' '); 6519 } 6520 r.append(a.info.name); 6521 } 6522 } 6523 if (r != null) { 6524 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6525 } 6526 6527 N = pkg.permissions.size(); 6528 r = null; 6529 for (i=0; i<N; i++) { 6530 PackageParser.Permission p = pkg.permissions.get(i); 6531 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6532 if (bp == null) { 6533 bp = mSettings.mPermissionTrees.get(p.info.name); 6534 } 6535 if (bp != null && bp.perm == p) { 6536 bp.perm = null; 6537 if (DEBUG_REMOVE && chatty) { 6538 if (r == null) { 6539 r = new StringBuilder(256); 6540 } else { 6541 r.append(' '); 6542 } 6543 r.append(p.info.name); 6544 } 6545 } 6546 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6547 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6548 if (appOpPerms != null) { 6549 appOpPerms.remove(pkg.packageName); 6550 } 6551 } 6552 } 6553 if (r != null) { 6554 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6555 } 6556 6557 N = pkg.requestedPermissions.size(); 6558 r = null; 6559 for (i=0; i<N; i++) { 6560 String perm = pkg.requestedPermissions.get(i); 6561 BasePermission bp = mSettings.mPermissions.get(perm); 6562 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6563 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6564 if (appOpPerms != null) { 6565 appOpPerms.remove(pkg.packageName); 6566 if (appOpPerms.isEmpty()) { 6567 mAppOpPermissionPackages.remove(perm); 6568 } 6569 } 6570 } 6571 } 6572 if (r != null) { 6573 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6574 } 6575 6576 N = pkg.instrumentation.size(); 6577 r = null; 6578 for (i=0; i<N; i++) { 6579 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6580 mInstrumentation.remove(a.getComponentName()); 6581 if (DEBUG_REMOVE && chatty) { 6582 if (r == null) { 6583 r = new StringBuilder(256); 6584 } else { 6585 r.append(' '); 6586 } 6587 r.append(a.info.name); 6588 } 6589 } 6590 if (r != null) { 6591 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6592 } 6593 6594 r = null; 6595 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6596 // Only system apps can hold shared libraries. 6597 if (pkg.libraryNames != null) { 6598 for (i=0; i<pkg.libraryNames.size(); i++) { 6599 String name = pkg.libraryNames.get(i); 6600 SharedLibraryEntry cur = mSharedLibraries.get(name); 6601 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6602 mSharedLibraries.remove(name); 6603 if (DEBUG_REMOVE && chatty) { 6604 if (r == null) { 6605 r = new StringBuilder(256); 6606 } else { 6607 r.append(' '); 6608 } 6609 r.append(name); 6610 } 6611 } 6612 } 6613 } 6614 } 6615 if (r != null) { 6616 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6617 } 6618 } 6619 6620 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6621 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6622 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6623 return true; 6624 } 6625 } 6626 return false; 6627 } 6628 6629 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6630 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6631 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6632 6633 private void updatePermissionsLPw(String changingPkg, 6634 PackageParser.Package pkgInfo, int flags) { 6635 // Make sure there are no dangling permission trees. 6636 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6637 while (it.hasNext()) { 6638 final BasePermission bp = it.next(); 6639 if (bp.packageSetting == null) { 6640 // We may not yet have parsed the package, so just see if 6641 // we still know about its settings. 6642 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6643 } 6644 if (bp.packageSetting == null) { 6645 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6646 + " from package " + bp.sourcePackage); 6647 it.remove(); 6648 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6649 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6650 Slog.i(TAG, "Removing old permission tree: " + bp.name 6651 + " from package " + bp.sourcePackage); 6652 flags |= UPDATE_PERMISSIONS_ALL; 6653 it.remove(); 6654 } 6655 } 6656 } 6657 6658 // Make sure all dynamic permissions have been assigned to a package, 6659 // and make sure there are no dangling permissions. 6660 it = mSettings.mPermissions.values().iterator(); 6661 while (it.hasNext()) { 6662 final BasePermission bp = it.next(); 6663 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6664 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6665 + bp.name + " pkg=" + bp.sourcePackage 6666 + " info=" + bp.pendingInfo); 6667 if (bp.packageSetting == null && bp.pendingInfo != null) { 6668 final BasePermission tree = findPermissionTreeLP(bp.name); 6669 if (tree != null && tree.perm != null) { 6670 bp.packageSetting = tree.packageSetting; 6671 bp.perm = new PackageParser.Permission(tree.perm.owner, 6672 new PermissionInfo(bp.pendingInfo)); 6673 bp.perm.info.packageName = tree.perm.info.packageName; 6674 bp.perm.info.name = bp.name; 6675 bp.uid = tree.uid; 6676 } 6677 } 6678 } 6679 if (bp.packageSetting == null) { 6680 // We may not yet have parsed the package, so just see if 6681 // we still know about its settings. 6682 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6683 } 6684 if (bp.packageSetting == null) { 6685 Slog.w(TAG, "Removing dangling permission: " + bp.name 6686 + " from package " + bp.sourcePackage); 6687 it.remove(); 6688 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6689 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6690 Slog.i(TAG, "Removing old permission: " + bp.name 6691 + " from package " + bp.sourcePackage); 6692 flags |= UPDATE_PERMISSIONS_ALL; 6693 it.remove(); 6694 } 6695 } 6696 } 6697 6698 // Now update the permissions for all packages, in particular 6699 // replace the granted permissions of the system packages. 6700 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6701 for (PackageParser.Package pkg : mPackages.values()) { 6702 if (pkg != pkgInfo) { 6703 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 6704 changingPkg); 6705 } 6706 } 6707 } 6708 6709 if (pkgInfo != null) { 6710 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 6711 } 6712 } 6713 6714 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 6715 String packageOfInterest) { 6716 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6717 if (ps == null) { 6718 return; 6719 } 6720 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6721 HashSet<String> origPermissions = gp.grantedPermissions; 6722 boolean changedPermission = false; 6723 6724 if (replace) { 6725 ps.permissionsFixed = false; 6726 if (gp == ps) { 6727 origPermissions = new HashSet<String>(gp.grantedPermissions); 6728 gp.grantedPermissions.clear(); 6729 gp.gids = mGlobalGids; 6730 } 6731 } 6732 6733 if (gp.gids == null) { 6734 gp.gids = mGlobalGids; 6735 } 6736 6737 final int N = pkg.requestedPermissions.size(); 6738 for (int i=0; i<N; i++) { 6739 final String name = pkg.requestedPermissions.get(i); 6740 final boolean required = pkg.requestedPermissionsRequired.get(i); 6741 final BasePermission bp = mSettings.mPermissions.get(name); 6742 if (DEBUG_INSTALL) { 6743 if (gp != ps) { 6744 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6745 } 6746 } 6747 6748 if (bp == null || bp.packageSetting == null) { 6749 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6750 Slog.w(TAG, "Unknown permission " + name 6751 + " in package " + pkg.packageName); 6752 } 6753 continue; 6754 } 6755 6756 final String perm = bp.name; 6757 boolean allowed; 6758 boolean allowedSig = false; 6759 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6760 // Keep track of app op permissions. 6761 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6762 if (pkgs == null) { 6763 pkgs = new ArraySet<>(); 6764 mAppOpPermissionPackages.put(bp.name, pkgs); 6765 } 6766 pkgs.add(pkg.packageName); 6767 } 6768 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6769 if (level == PermissionInfo.PROTECTION_NORMAL 6770 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6771 // We grant a normal or dangerous permission if any of the following 6772 // are true: 6773 // 1) The permission is required 6774 // 2) The permission is optional, but was granted in the past 6775 // 3) The permission is optional, but was requested by an 6776 // app in /system (not /data) 6777 // 6778 // Otherwise, reject the permission. 6779 allowed = (required || origPermissions.contains(perm) 6780 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6781 } else if (bp.packageSetting == null) { 6782 // This permission is invalid; skip it. 6783 allowed = false; 6784 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6785 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6786 if (allowed) { 6787 allowedSig = true; 6788 } 6789 } else { 6790 allowed = false; 6791 } 6792 if (DEBUG_INSTALL) { 6793 if (gp != ps) { 6794 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6795 } 6796 } 6797 if (allowed) { 6798 if (!isSystemApp(ps) && ps.permissionsFixed) { 6799 // If this is an existing, non-system package, then 6800 // we can't add any new permissions to it. 6801 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6802 // Except... if this is a permission that was added 6803 // to the platform (note: need to only do this when 6804 // updating the platform). 6805 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6806 } 6807 } 6808 if (allowed) { 6809 if (!gp.grantedPermissions.contains(perm)) { 6810 changedPermission = true; 6811 gp.grantedPermissions.add(perm); 6812 gp.gids = appendInts(gp.gids, bp.gids); 6813 } else if (!ps.haveGids) { 6814 gp.gids = appendInts(gp.gids, bp.gids); 6815 } 6816 } else { 6817 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6818 Slog.w(TAG, "Not granting permission " + perm 6819 + " to package " + pkg.packageName 6820 + " because it was previously installed without"); 6821 } 6822 } 6823 } else { 6824 if (gp.grantedPermissions.remove(perm)) { 6825 changedPermission = true; 6826 gp.gids = removeInts(gp.gids, bp.gids); 6827 Slog.i(TAG, "Un-granting permission " + perm 6828 + " from package " + pkg.packageName 6829 + " (protectionLevel=" + bp.protectionLevel 6830 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6831 + ")"); 6832 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6833 // Don't print warning for app op permissions, since it is fine for them 6834 // not to be granted, there is a UI for the user to decide. 6835 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6836 Slog.w(TAG, "Not granting permission " + perm 6837 + " to package " + pkg.packageName 6838 + " (protectionLevel=" + bp.protectionLevel 6839 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6840 + ")"); 6841 } 6842 } 6843 } 6844 } 6845 6846 if ((changedPermission || replace) && !ps.permissionsFixed && 6847 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6848 // This is the first that we have heard about this package, so the 6849 // permissions we have now selected are fixed until explicitly 6850 // changed. 6851 ps.permissionsFixed = true; 6852 } 6853 ps.haveGids = true; 6854 } 6855 6856 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6857 boolean allowed = false; 6858 final int NP = PackageParser.NEW_PERMISSIONS.length; 6859 for (int ip=0; ip<NP; ip++) { 6860 final PackageParser.NewPermissionInfo npi 6861 = PackageParser.NEW_PERMISSIONS[ip]; 6862 if (npi.name.equals(perm) 6863 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6864 allowed = true; 6865 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6866 + pkg.packageName); 6867 break; 6868 } 6869 } 6870 return allowed; 6871 } 6872 6873 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6874 BasePermission bp, HashSet<String> origPermissions) { 6875 boolean allowed; 6876 allowed = (compareSignatures( 6877 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6878 == PackageManager.SIGNATURE_MATCH) 6879 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6880 == PackageManager.SIGNATURE_MATCH); 6881 if (!allowed && (bp.protectionLevel 6882 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6883 if (isSystemApp(pkg)) { 6884 // For updated system applications, a system permission 6885 // is granted only if it had been defined by the original application. 6886 if (isUpdatedSystemApp(pkg)) { 6887 final PackageSetting sysPs = mSettings 6888 .getDisabledSystemPkgLPr(pkg.packageName); 6889 final GrantedPermissions origGp = sysPs.sharedUser != null 6890 ? sysPs.sharedUser : sysPs; 6891 6892 if (origGp.grantedPermissions.contains(perm)) { 6893 // If the original was granted this permission, we take 6894 // that grant decision as read and propagate it to the 6895 // update. 6896 allowed = true; 6897 } else { 6898 // The system apk may have been updated with an older 6899 // version of the one on the data partition, but which 6900 // granted a new system permission that it didn't have 6901 // before. In this case we do want to allow the app to 6902 // now get the new permission if the ancestral apk is 6903 // privileged to get it. 6904 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6905 for (int j=0; 6906 j<sysPs.pkg.requestedPermissions.size(); j++) { 6907 if (perm.equals( 6908 sysPs.pkg.requestedPermissions.get(j))) { 6909 allowed = true; 6910 break; 6911 } 6912 } 6913 } 6914 } 6915 } else { 6916 allowed = isPrivilegedApp(pkg); 6917 } 6918 } 6919 } 6920 if (!allowed && (bp.protectionLevel 6921 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6922 // For development permissions, a development permission 6923 // is granted only if it was already granted. 6924 allowed = origPermissions.contains(perm); 6925 } 6926 return allowed; 6927 } 6928 6929 final class ActivityIntentResolver 6930 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6931 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6932 boolean defaultOnly, int userId) { 6933 if (!sUserManager.exists(userId)) return null; 6934 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6935 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6936 } 6937 6938 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6939 int userId) { 6940 if (!sUserManager.exists(userId)) return null; 6941 mFlags = flags; 6942 return super.queryIntent(intent, resolvedType, 6943 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6944 } 6945 6946 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6947 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6948 if (!sUserManager.exists(userId)) return null; 6949 if (packageActivities == null) { 6950 return null; 6951 } 6952 mFlags = flags; 6953 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6954 final int N = packageActivities.size(); 6955 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6956 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6957 6958 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6959 for (int i = 0; i < N; ++i) { 6960 intentFilters = packageActivities.get(i).intents; 6961 if (intentFilters != null && intentFilters.size() > 0) { 6962 PackageParser.ActivityIntentInfo[] array = 6963 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6964 intentFilters.toArray(array); 6965 listCut.add(array); 6966 } 6967 } 6968 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6969 } 6970 6971 public final void addActivity(PackageParser.Activity a, String type) { 6972 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6973 mActivities.put(a.getComponentName(), a); 6974 if (DEBUG_SHOW_INFO) 6975 Log.v( 6976 TAG, " " + type + " " + 6977 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6978 if (DEBUG_SHOW_INFO) 6979 Log.v(TAG, " Class=" + a.info.name); 6980 final int NI = a.intents.size(); 6981 for (int j=0; j<NI; j++) { 6982 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6983 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6984 intent.setPriority(0); 6985 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6986 + a.className + " with priority > 0, forcing to 0"); 6987 } 6988 if (DEBUG_SHOW_INFO) { 6989 Log.v(TAG, " IntentFilter:"); 6990 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6991 } 6992 if (!intent.debugCheck()) { 6993 Log.w(TAG, "==> For Activity " + a.info.name); 6994 } 6995 addFilter(intent); 6996 } 6997 } 6998 6999 public final void removeActivity(PackageParser.Activity a, String type) { 7000 mActivities.remove(a.getComponentName()); 7001 if (DEBUG_SHOW_INFO) { 7002 Log.v(TAG, " " + type + " " 7003 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7004 : a.info.name) + ":"); 7005 Log.v(TAG, " Class=" + a.info.name); 7006 } 7007 final int NI = a.intents.size(); 7008 for (int j=0; j<NI; j++) { 7009 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7010 if (DEBUG_SHOW_INFO) { 7011 Log.v(TAG, " IntentFilter:"); 7012 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7013 } 7014 removeFilter(intent); 7015 } 7016 } 7017 7018 @Override 7019 protected boolean allowFilterResult( 7020 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7021 ActivityInfo filterAi = filter.activity.info; 7022 for (int i=dest.size()-1; i>=0; i--) { 7023 ActivityInfo destAi = dest.get(i).activityInfo; 7024 if (destAi.name == filterAi.name 7025 && destAi.packageName == filterAi.packageName) { 7026 return false; 7027 } 7028 } 7029 return true; 7030 } 7031 7032 @Override 7033 protected ActivityIntentInfo[] newArray(int size) { 7034 return new ActivityIntentInfo[size]; 7035 } 7036 7037 @Override 7038 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7039 if (!sUserManager.exists(userId)) return true; 7040 PackageParser.Package p = filter.activity.owner; 7041 if (p != null) { 7042 PackageSetting ps = (PackageSetting)p.mExtras; 7043 if (ps != null) { 7044 // System apps are never considered stopped for purposes of 7045 // filtering, because there may be no way for the user to 7046 // actually re-launch them. 7047 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7048 && ps.getStopped(userId); 7049 } 7050 } 7051 return false; 7052 } 7053 7054 @Override 7055 protected boolean isPackageForFilter(String packageName, 7056 PackageParser.ActivityIntentInfo info) { 7057 return packageName.equals(info.activity.owner.packageName); 7058 } 7059 7060 @Override 7061 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7062 int match, int userId) { 7063 if (!sUserManager.exists(userId)) return null; 7064 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7065 return null; 7066 } 7067 final PackageParser.Activity activity = info.activity; 7068 if (mSafeMode && (activity.info.applicationInfo.flags 7069 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7070 return null; 7071 } 7072 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7073 if (ps == null) { 7074 return null; 7075 } 7076 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7077 ps.readUserState(userId), userId); 7078 if (ai == null) { 7079 return null; 7080 } 7081 final ResolveInfo res = new ResolveInfo(); 7082 res.activityInfo = ai; 7083 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7084 res.filter = info; 7085 } 7086 res.priority = info.getPriority(); 7087 res.preferredOrder = activity.owner.mPreferredOrder; 7088 //System.out.println("Result: " + res.activityInfo.className + 7089 // " = " + res.priority); 7090 res.match = match; 7091 res.isDefault = info.hasDefault; 7092 res.labelRes = info.labelRes; 7093 res.nonLocalizedLabel = info.nonLocalizedLabel; 7094 if (userNeedsBadging(userId)) { 7095 res.noResourceId = true; 7096 } else { 7097 res.icon = info.icon; 7098 } 7099 res.system = isSystemApp(res.activityInfo.applicationInfo); 7100 return res; 7101 } 7102 7103 @Override 7104 protected void sortResults(List<ResolveInfo> results) { 7105 Collections.sort(results, mResolvePrioritySorter); 7106 } 7107 7108 @Override 7109 protected void dumpFilter(PrintWriter out, String prefix, 7110 PackageParser.ActivityIntentInfo filter) { 7111 out.print(prefix); out.print( 7112 Integer.toHexString(System.identityHashCode(filter.activity))); 7113 out.print(' '); 7114 filter.activity.printComponentShortName(out); 7115 out.print(" filter "); 7116 out.println(Integer.toHexString(System.identityHashCode(filter))); 7117 } 7118 7119// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7120// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7121// final List<ResolveInfo> retList = Lists.newArrayList(); 7122// while (i.hasNext()) { 7123// final ResolveInfo resolveInfo = i.next(); 7124// if (isEnabledLP(resolveInfo.activityInfo)) { 7125// retList.add(resolveInfo); 7126// } 7127// } 7128// return retList; 7129// } 7130 7131 // Keys are String (activity class name), values are Activity. 7132 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7133 = new HashMap<ComponentName, PackageParser.Activity>(); 7134 private int mFlags; 7135 } 7136 7137 private final class ServiceIntentResolver 7138 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7139 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7140 boolean defaultOnly, int userId) { 7141 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7142 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7143 } 7144 7145 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7146 int userId) { 7147 if (!sUserManager.exists(userId)) return null; 7148 mFlags = flags; 7149 return super.queryIntent(intent, resolvedType, 7150 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7151 } 7152 7153 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7154 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7155 if (!sUserManager.exists(userId)) return null; 7156 if (packageServices == null) { 7157 return null; 7158 } 7159 mFlags = flags; 7160 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7161 final int N = packageServices.size(); 7162 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7163 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7164 7165 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7166 for (int i = 0; i < N; ++i) { 7167 intentFilters = packageServices.get(i).intents; 7168 if (intentFilters != null && intentFilters.size() > 0) { 7169 PackageParser.ServiceIntentInfo[] array = 7170 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7171 intentFilters.toArray(array); 7172 listCut.add(array); 7173 } 7174 } 7175 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7176 } 7177 7178 public final void addService(PackageParser.Service s) { 7179 mServices.put(s.getComponentName(), s); 7180 if (DEBUG_SHOW_INFO) { 7181 Log.v(TAG, " " 7182 + (s.info.nonLocalizedLabel != null 7183 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7184 Log.v(TAG, " Class=" + s.info.name); 7185 } 7186 final int NI = s.intents.size(); 7187 int j; 7188 for (j=0; j<NI; j++) { 7189 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7190 if (DEBUG_SHOW_INFO) { 7191 Log.v(TAG, " IntentFilter:"); 7192 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7193 } 7194 if (!intent.debugCheck()) { 7195 Log.w(TAG, "==> For Service " + s.info.name); 7196 } 7197 addFilter(intent); 7198 } 7199 } 7200 7201 public final void removeService(PackageParser.Service s) { 7202 mServices.remove(s.getComponentName()); 7203 if (DEBUG_SHOW_INFO) { 7204 Log.v(TAG, " " + (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 removeFilter(intent); 7217 } 7218 } 7219 7220 @Override 7221 protected boolean allowFilterResult( 7222 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7223 ServiceInfo filterSi = filter.service.info; 7224 for (int i=dest.size()-1; i>=0; i--) { 7225 ServiceInfo destAi = dest.get(i).serviceInfo; 7226 if (destAi.name == filterSi.name 7227 && destAi.packageName == filterSi.packageName) { 7228 return false; 7229 } 7230 } 7231 return true; 7232 } 7233 7234 @Override 7235 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7236 return new PackageParser.ServiceIntentInfo[size]; 7237 } 7238 7239 @Override 7240 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7241 if (!sUserManager.exists(userId)) return true; 7242 PackageParser.Package p = filter.service.owner; 7243 if (p != null) { 7244 PackageSetting ps = (PackageSetting)p.mExtras; 7245 if (ps != null) { 7246 // System apps are never considered stopped for purposes of 7247 // filtering, because there may be no way for the user to 7248 // actually re-launch them. 7249 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7250 && ps.getStopped(userId); 7251 } 7252 } 7253 return false; 7254 } 7255 7256 @Override 7257 protected boolean isPackageForFilter(String packageName, 7258 PackageParser.ServiceIntentInfo info) { 7259 return packageName.equals(info.service.owner.packageName); 7260 } 7261 7262 @Override 7263 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7264 int match, int userId) { 7265 if (!sUserManager.exists(userId)) return null; 7266 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7267 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7268 return null; 7269 } 7270 final PackageParser.Service service = info.service; 7271 if (mSafeMode && (service.info.applicationInfo.flags 7272 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7273 return null; 7274 } 7275 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7276 if (ps == null) { 7277 return null; 7278 } 7279 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7280 ps.readUserState(userId), userId); 7281 if (si == null) { 7282 return null; 7283 } 7284 final ResolveInfo res = new ResolveInfo(); 7285 res.serviceInfo = si; 7286 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7287 res.filter = filter; 7288 } 7289 res.priority = info.getPriority(); 7290 res.preferredOrder = service.owner.mPreferredOrder; 7291 //System.out.println("Result: " + res.activityInfo.className + 7292 // " = " + res.priority); 7293 res.match = match; 7294 res.isDefault = info.hasDefault; 7295 res.labelRes = info.labelRes; 7296 res.nonLocalizedLabel = info.nonLocalizedLabel; 7297 res.icon = info.icon; 7298 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7299 return res; 7300 } 7301 7302 @Override 7303 protected void sortResults(List<ResolveInfo> results) { 7304 Collections.sort(results, mResolvePrioritySorter); 7305 } 7306 7307 @Override 7308 protected void dumpFilter(PrintWriter out, String prefix, 7309 PackageParser.ServiceIntentInfo filter) { 7310 out.print(prefix); out.print( 7311 Integer.toHexString(System.identityHashCode(filter.service))); 7312 out.print(' '); 7313 filter.service.printComponentShortName(out); 7314 out.print(" filter "); 7315 out.println(Integer.toHexString(System.identityHashCode(filter))); 7316 } 7317 7318// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7319// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7320// final List<ResolveInfo> retList = Lists.newArrayList(); 7321// while (i.hasNext()) { 7322// final ResolveInfo resolveInfo = (ResolveInfo) i; 7323// if (isEnabledLP(resolveInfo.serviceInfo)) { 7324// retList.add(resolveInfo); 7325// } 7326// } 7327// return retList; 7328// } 7329 7330 // Keys are String (activity class name), values are Activity. 7331 private final HashMap<ComponentName, PackageParser.Service> mServices 7332 = new HashMap<ComponentName, PackageParser.Service>(); 7333 private int mFlags; 7334 }; 7335 7336 private final class ProviderIntentResolver 7337 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7338 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7339 boolean defaultOnly, int userId) { 7340 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7341 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7342 } 7343 7344 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7345 int userId) { 7346 if (!sUserManager.exists(userId)) 7347 return null; 7348 mFlags = flags; 7349 return super.queryIntent(intent, resolvedType, 7350 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7351 } 7352 7353 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7354 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7355 if (!sUserManager.exists(userId)) 7356 return null; 7357 if (packageProviders == null) { 7358 return null; 7359 } 7360 mFlags = flags; 7361 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7362 final int N = packageProviders.size(); 7363 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7364 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7365 7366 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7367 for (int i = 0; i < N; ++i) { 7368 intentFilters = packageProviders.get(i).intents; 7369 if (intentFilters != null && intentFilters.size() > 0) { 7370 PackageParser.ProviderIntentInfo[] array = 7371 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7372 intentFilters.toArray(array); 7373 listCut.add(array); 7374 } 7375 } 7376 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7377 } 7378 7379 public final void addProvider(PackageParser.Provider p) { 7380 if (mProviders.containsKey(p.getComponentName())) { 7381 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7382 return; 7383 } 7384 7385 mProviders.put(p.getComponentName(), p); 7386 if (DEBUG_SHOW_INFO) { 7387 Log.v(TAG, " " 7388 + (p.info.nonLocalizedLabel != null 7389 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7390 Log.v(TAG, " Class=" + p.info.name); 7391 } 7392 final int NI = p.intents.size(); 7393 int j; 7394 for (j = 0; j < NI; j++) { 7395 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7396 if (DEBUG_SHOW_INFO) { 7397 Log.v(TAG, " IntentFilter:"); 7398 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7399 } 7400 if (!intent.debugCheck()) { 7401 Log.w(TAG, "==> For Provider " + p.info.name); 7402 } 7403 addFilter(intent); 7404 } 7405 } 7406 7407 public final void removeProvider(PackageParser.Provider p) { 7408 mProviders.remove(p.getComponentName()); 7409 if (DEBUG_SHOW_INFO) { 7410 Log.v(TAG, " " + (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 removeFilter(intent); 7423 } 7424 } 7425 7426 @Override 7427 protected boolean allowFilterResult( 7428 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7429 ProviderInfo filterPi = filter.provider.info; 7430 for (int i = dest.size() - 1; i >= 0; i--) { 7431 ProviderInfo destPi = dest.get(i).providerInfo; 7432 if (destPi.name == filterPi.name 7433 && destPi.packageName == filterPi.packageName) { 7434 return false; 7435 } 7436 } 7437 return true; 7438 } 7439 7440 @Override 7441 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7442 return new PackageParser.ProviderIntentInfo[size]; 7443 } 7444 7445 @Override 7446 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7447 if (!sUserManager.exists(userId)) 7448 return true; 7449 PackageParser.Package p = filter.provider.owner; 7450 if (p != null) { 7451 PackageSetting ps = (PackageSetting) p.mExtras; 7452 if (ps != null) { 7453 // System apps are never considered stopped for purposes of 7454 // filtering, because there may be no way for the user to 7455 // actually re-launch them. 7456 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7457 && ps.getStopped(userId); 7458 } 7459 } 7460 return false; 7461 } 7462 7463 @Override 7464 protected boolean isPackageForFilter(String packageName, 7465 PackageParser.ProviderIntentInfo info) { 7466 return packageName.equals(info.provider.owner.packageName); 7467 } 7468 7469 @Override 7470 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7471 int match, int userId) { 7472 if (!sUserManager.exists(userId)) 7473 return null; 7474 final PackageParser.ProviderIntentInfo info = filter; 7475 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7476 return null; 7477 } 7478 final PackageParser.Provider provider = info.provider; 7479 if (mSafeMode && (provider.info.applicationInfo.flags 7480 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7481 return null; 7482 } 7483 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7484 if (ps == null) { 7485 return null; 7486 } 7487 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7488 ps.readUserState(userId), userId); 7489 if (pi == null) { 7490 return null; 7491 } 7492 final ResolveInfo res = new ResolveInfo(); 7493 res.providerInfo = pi; 7494 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7495 res.filter = filter; 7496 } 7497 res.priority = info.getPriority(); 7498 res.preferredOrder = provider.owner.mPreferredOrder; 7499 res.match = match; 7500 res.isDefault = info.hasDefault; 7501 res.labelRes = info.labelRes; 7502 res.nonLocalizedLabel = info.nonLocalizedLabel; 7503 res.icon = info.icon; 7504 res.system = isSystemApp(res.providerInfo.applicationInfo); 7505 return res; 7506 } 7507 7508 @Override 7509 protected void sortResults(List<ResolveInfo> results) { 7510 Collections.sort(results, mResolvePrioritySorter); 7511 } 7512 7513 @Override 7514 protected void dumpFilter(PrintWriter out, String prefix, 7515 PackageParser.ProviderIntentInfo filter) { 7516 out.print(prefix); 7517 out.print( 7518 Integer.toHexString(System.identityHashCode(filter.provider))); 7519 out.print(' '); 7520 filter.provider.printComponentShortName(out); 7521 out.print(" filter "); 7522 out.println(Integer.toHexString(System.identityHashCode(filter))); 7523 } 7524 7525 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7526 = new HashMap<ComponentName, PackageParser.Provider>(); 7527 private int mFlags; 7528 }; 7529 7530 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7531 new Comparator<ResolveInfo>() { 7532 public int compare(ResolveInfo r1, ResolveInfo r2) { 7533 int v1 = r1.priority; 7534 int v2 = r2.priority; 7535 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7536 if (v1 != v2) { 7537 return (v1 > v2) ? -1 : 1; 7538 } 7539 v1 = r1.preferredOrder; 7540 v2 = r2.preferredOrder; 7541 if (v1 != v2) { 7542 return (v1 > v2) ? -1 : 1; 7543 } 7544 if (r1.isDefault != r2.isDefault) { 7545 return r1.isDefault ? -1 : 1; 7546 } 7547 v1 = r1.match; 7548 v2 = r2.match; 7549 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7550 if (v1 != v2) { 7551 return (v1 > v2) ? -1 : 1; 7552 } 7553 if (r1.system != r2.system) { 7554 return r1.system ? -1 : 1; 7555 } 7556 return 0; 7557 } 7558 }; 7559 7560 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7561 new Comparator<ProviderInfo>() { 7562 public int compare(ProviderInfo p1, ProviderInfo p2) { 7563 final int v1 = p1.initOrder; 7564 final int v2 = p2.initOrder; 7565 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7566 } 7567 }; 7568 7569 static final void sendPackageBroadcast(String action, String pkg, 7570 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7571 int[] userIds) { 7572 IActivityManager am = ActivityManagerNative.getDefault(); 7573 if (am != null) { 7574 try { 7575 if (userIds == null) { 7576 userIds = am.getRunningUserIds(); 7577 } 7578 for (int id : userIds) { 7579 final Intent intent = new Intent(action, 7580 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7581 if (extras != null) { 7582 intent.putExtras(extras); 7583 } 7584 if (targetPkg != null) { 7585 intent.setPackage(targetPkg); 7586 } 7587 // Modify the UID when posting to other users 7588 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7589 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7590 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7591 intent.putExtra(Intent.EXTRA_UID, uid); 7592 } 7593 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7594 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7595 if (DEBUG_BROADCASTS) { 7596 RuntimeException here = new RuntimeException("here"); 7597 here.fillInStackTrace(); 7598 Slog.d(TAG, "Sending to user " + id + ": " 7599 + intent.toShortString(false, true, false, false) 7600 + " " + intent.getExtras(), here); 7601 } 7602 am.broadcastIntent(null, intent, null, finishedReceiver, 7603 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7604 finishedReceiver != null, false, id); 7605 } 7606 } catch (RemoteException ex) { 7607 } 7608 } 7609 } 7610 7611 /** 7612 * Check if the external storage media is available. This is true if there 7613 * is a mounted external storage medium or if the external storage is 7614 * emulated. 7615 */ 7616 private boolean isExternalMediaAvailable() { 7617 return mMediaMounted || Environment.isExternalStorageEmulated(); 7618 } 7619 7620 @Override 7621 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7622 // writer 7623 synchronized (mPackages) { 7624 if (!isExternalMediaAvailable()) { 7625 // If the external storage is no longer mounted at this point, 7626 // the caller may not have been able to delete all of this 7627 // packages files and can not delete any more. Bail. 7628 return null; 7629 } 7630 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7631 if (lastPackage != null) { 7632 pkgs.remove(lastPackage); 7633 } 7634 if (pkgs.size() > 0) { 7635 return pkgs.get(0); 7636 } 7637 } 7638 return null; 7639 } 7640 7641 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7642 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7643 userId, andCode ? 1 : 0, packageName); 7644 if (mSystemReady) { 7645 msg.sendToTarget(); 7646 } else { 7647 if (mPostSystemReadyMessages == null) { 7648 mPostSystemReadyMessages = new ArrayList<>(); 7649 } 7650 mPostSystemReadyMessages.add(msg); 7651 } 7652 } 7653 7654 void startCleaningPackages() { 7655 // reader 7656 synchronized (mPackages) { 7657 if (!isExternalMediaAvailable()) { 7658 return; 7659 } 7660 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7661 return; 7662 } 7663 } 7664 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7665 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7666 IActivityManager am = ActivityManagerNative.getDefault(); 7667 if (am != null) { 7668 try { 7669 am.startService(null, intent, null, UserHandle.USER_OWNER); 7670 } catch (RemoteException e) { 7671 } 7672 } 7673 } 7674 7675 @Override 7676 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7677 int installFlags, String installerPackageName, VerificationParams verificationParams, 7678 String packageAbiOverride) { 7679 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7680 packageAbiOverride, UserHandle.getCallingUserId()); 7681 } 7682 7683 @Override 7684 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7685 int installFlags, String installerPackageName, VerificationParams verificationParams, 7686 String packageAbiOverride, int userId) { 7687 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 7688 7689 final int callingUid = Binder.getCallingUid(); 7690 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 7691 7692 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7693 try { 7694 if (observer != null) { 7695 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7696 } 7697 } catch (RemoteException re) { 7698 } 7699 return; 7700 } 7701 7702 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 7703 installFlags |= PackageManager.INSTALL_FROM_ADB; 7704 7705 } else { 7706 // Caller holds INSTALL_PACKAGES permission, so we're less strict 7707 // about installerPackageName. 7708 7709 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 7710 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 7711 } 7712 7713 UserHandle user; 7714 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7715 user = UserHandle.ALL; 7716 } else { 7717 user = new UserHandle(userId); 7718 } 7719 7720 verificationParams.setInstallerUid(callingUid); 7721 7722 final File originFile = new File(originPath); 7723 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7724 7725 final Message msg = mHandler.obtainMessage(INIT_COPY); 7726 msg.obj = new InstallParams(origin, observer, installFlags, 7727 installerPackageName, verificationParams, user, packageAbiOverride); 7728 mHandler.sendMessage(msg); 7729 } 7730 7731 void installStage(String packageName, File stagedDir, String stagedCid, 7732 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7733 String installerPackageName, int installerUid, UserHandle user) { 7734 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7735 params.referrerUri, installerUid, null); 7736 7737 final OriginInfo origin; 7738 if (stagedDir != null) { 7739 origin = OriginInfo.fromStagedFile(stagedDir); 7740 } else { 7741 origin = OriginInfo.fromStagedContainer(stagedCid); 7742 } 7743 7744 final Message msg = mHandler.obtainMessage(INIT_COPY); 7745 msg.obj = new InstallParams(origin, observer, params.installFlags, 7746 installerPackageName, verifParams, user, params.abiOverride); 7747 mHandler.sendMessage(msg); 7748 } 7749 7750 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7751 Bundle extras = new Bundle(1); 7752 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7753 7754 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7755 packageName, extras, null, null, new int[] {userId}); 7756 try { 7757 IActivityManager am = ActivityManagerNative.getDefault(); 7758 final boolean isSystem = 7759 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7760 if (isSystem && am.isUserRunning(userId, false)) { 7761 // The just-installed/enabled app is bundled on the system, so presumed 7762 // to be able to run automatically without needing an explicit launch. 7763 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7764 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7765 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7766 .setPackage(packageName); 7767 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7768 android.app.AppOpsManager.OP_NONE, false, false, userId); 7769 } 7770 } catch (RemoteException e) { 7771 // shouldn't happen 7772 Slog.w(TAG, "Unable to bootstrap installed package", e); 7773 } 7774 } 7775 7776 @Override 7777 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7778 int userId) { 7779 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7780 PackageSetting pkgSetting; 7781 final int uid = Binder.getCallingUid(); 7782 enforceCrossUserPermission(uid, userId, true, true, 7783 "setApplicationHiddenSetting for user " + userId); 7784 7785 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7786 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7787 return false; 7788 } 7789 7790 long callingId = Binder.clearCallingIdentity(); 7791 try { 7792 boolean sendAdded = false; 7793 boolean sendRemoved = false; 7794 // writer 7795 synchronized (mPackages) { 7796 pkgSetting = mSettings.mPackages.get(packageName); 7797 if (pkgSetting == null) { 7798 return false; 7799 } 7800 if (pkgSetting.getHidden(userId) != hidden) { 7801 pkgSetting.setHidden(hidden, userId); 7802 mSettings.writePackageRestrictionsLPr(userId); 7803 if (hidden) { 7804 sendRemoved = true; 7805 } else { 7806 sendAdded = true; 7807 } 7808 } 7809 } 7810 if (sendAdded) { 7811 sendPackageAddedForUser(packageName, pkgSetting, userId); 7812 return true; 7813 } 7814 if (sendRemoved) { 7815 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7816 "hiding pkg"); 7817 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7818 } 7819 } finally { 7820 Binder.restoreCallingIdentity(callingId); 7821 } 7822 return false; 7823 } 7824 7825 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7826 int userId) { 7827 final PackageRemovedInfo info = new PackageRemovedInfo(); 7828 info.removedPackage = packageName; 7829 info.removedUsers = new int[] {userId}; 7830 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7831 info.sendBroadcast(false, false, false); 7832 } 7833 7834 /** 7835 * Returns true if application is not found or there was an error. Otherwise it returns 7836 * the hidden state of the package for the given user. 7837 */ 7838 @Override 7839 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7840 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7841 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7842 false, "getApplicationHidden for user " + userId); 7843 PackageSetting pkgSetting; 7844 long callingId = Binder.clearCallingIdentity(); 7845 try { 7846 // writer 7847 synchronized (mPackages) { 7848 pkgSetting = mSettings.mPackages.get(packageName); 7849 if (pkgSetting == null) { 7850 return true; 7851 } 7852 return pkgSetting.getHidden(userId); 7853 } 7854 } finally { 7855 Binder.restoreCallingIdentity(callingId); 7856 } 7857 } 7858 7859 /** 7860 * @hide 7861 */ 7862 @Override 7863 public int installExistingPackageAsUser(String packageName, int userId) { 7864 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7865 null); 7866 PackageSetting pkgSetting; 7867 final int uid = Binder.getCallingUid(); 7868 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 7869 + userId); 7870 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7871 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7872 } 7873 7874 long callingId = Binder.clearCallingIdentity(); 7875 try { 7876 boolean sendAdded = false; 7877 Bundle extras = new Bundle(1); 7878 7879 // writer 7880 synchronized (mPackages) { 7881 pkgSetting = mSettings.mPackages.get(packageName); 7882 if (pkgSetting == null) { 7883 return PackageManager.INSTALL_FAILED_INVALID_URI; 7884 } 7885 if (!pkgSetting.getInstalled(userId)) { 7886 pkgSetting.setInstalled(true, userId); 7887 pkgSetting.setHidden(false, userId); 7888 mSettings.writePackageRestrictionsLPr(userId); 7889 sendAdded = true; 7890 } 7891 } 7892 7893 if (sendAdded) { 7894 sendPackageAddedForUser(packageName, pkgSetting, userId); 7895 } 7896 } finally { 7897 Binder.restoreCallingIdentity(callingId); 7898 } 7899 7900 return PackageManager.INSTALL_SUCCEEDED; 7901 } 7902 7903 boolean isUserRestricted(int userId, String restrictionKey) { 7904 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7905 if (restrictions.getBoolean(restrictionKey, false)) { 7906 Log.w(TAG, "User is restricted: " + restrictionKey); 7907 return true; 7908 } 7909 return false; 7910 } 7911 7912 @Override 7913 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7914 mContext.enforceCallingOrSelfPermission( 7915 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7916 "Only package verification agents can verify applications"); 7917 7918 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7919 final PackageVerificationResponse response = new PackageVerificationResponse( 7920 verificationCode, Binder.getCallingUid()); 7921 msg.arg1 = id; 7922 msg.obj = response; 7923 mHandler.sendMessage(msg); 7924 } 7925 7926 @Override 7927 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7928 long millisecondsToDelay) { 7929 mContext.enforceCallingOrSelfPermission( 7930 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7931 "Only package verification agents can extend verification timeouts"); 7932 7933 final PackageVerificationState state = mPendingVerification.get(id); 7934 final PackageVerificationResponse response = new PackageVerificationResponse( 7935 verificationCodeAtTimeout, Binder.getCallingUid()); 7936 7937 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7938 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7939 } 7940 if (millisecondsToDelay < 0) { 7941 millisecondsToDelay = 0; 7942 } 7943 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7944 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7945 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7946 } 7947 7948 if ((state != null) && !state.timeoutExtended()) { 7949 state.extendTimeout(); 7950 7951 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7952 msg.arg1 = id; 7953 msg.obj = response; 7954 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7955 } 7956 } 7957 7958 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7959 int verificationCode, UserHandle user) { 7960 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7961 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7962 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7963 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7964 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7965 7966 mContext.sendBroadcastAsUser(intent, user, 7967 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7968 } 7969 7970 private ComponentName matchComponentForVerifier(String packageName, 7971 List<ResolveInfo> receivers) { 7972 ActivityInfo targetReceiver = null; 7973 7974 final int NR = receivers.size(); 7975 for (int i = 0; i < NR; i++) { 7976 final ResolveInfo info = receivers.get(i); 7977 if (info.activityInfo == null) { 7978 continue; 7979 } 7980 7981 if (packageName.equals(info.activityInfo.packageName)) { 7982 targetReceiver = info.activityInfo; 7983 break; 7984 } 7985 } 7986 7987 if (targetReceiver == null) { 7988 return null; 7989 } 7990 7991 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7992 } 7993 7994 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7995 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7996 if (pkgInfo.verifiers.length == 0) { 7997 return null; 7998 } 7999 8000 final int N = pkgInfo.verifiers.length; 8001 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8002 for (int i = 0; i < N; i++) { 8003 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8004 8005 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8006 receivers); 8007 if (comp == null) { 8008 continue; 8009 } 8010 8011 final int verifierUid = getUidForVerifier(verifierInfo); 8012 if (verifierUid == -1) { 8013 continue; 8014 } 8015 8016 if (DEBUG_VERIFY) { 8017 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8018 + " with the correct signature"); 8019 } 8020 sufficientVerifiers.add(comp); 8021 verificationState.addSufficientVerifier(verifierUid); 8022 } 8023 8024 return sufficientVerifiers; 8025 } 8026 8027 private int getUidForVerifier(VerifierInfo verifierInfo) { 8028 synchronized (mPackages) { 8029 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8030 if (pkg == null) { 8031 return -1; 8032 } else if (pkg.mSignatures.length != 1) { 8033 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8034 + " has more than one signature; ignoring"); 8035 return -1; 8036 } 8037 8038 /* 8039 * If the public key of the package's signature does not match 8040 * our expected public key, then this is a different package and 8041 * we should skip. 8042 */ 8043 8044 final byte[] expectedPublicKey; 8045 try { 8046 final Signature verifierSig = pkg.mSignatures[0]; 8047 final PublicKey publicKey = verifierSig.getPublicKey(); 8048 expectedPublicKey = publicKey.getEncoded(); 8049 } catch (CertificateException e) { 8050 return -1; 8051 } 8052 8053 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8054 8055 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8056 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8057 + " does not have the expected public key; ignoring"); 8058 return -1; 8059 } 8060 8061 return pkg.applicationInfo.uid; 8062 } 8063 } 8064 8065 @Override 8066 public void finishPackageInstall(int token) { 8067 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8068 8069 if (DEBUG_INSTALL) { 8070 Slog.v(TAG, "BM finishing package install for " + token); 8071 } 8072 8073 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8074 mHandler.sendMessage(msg); 8075 } 8076 8077 /** 8078 * Get the verification agent timeout. 8079 * 8080 * @return verification timeout in milliseconds 8081 */ 8082 private long getVerificationTimeout() { 8083 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8084 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8085 DEFAULT_VERIFICATION_TIMEOUT); 8086 } 8087 8088 /** 8089 * Get the default verification agent response code. 8090 * 8091 * @return default verification response code 8092 */ 8093 private int getDefaultVerificationResponse() { 8094 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8095 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8096 DEFAULT_VERIFICATION_RESPONSE); 8097 } 8098 8099 /** 8100 * Check whether or not package verification has been enabled. 8101 * 8102 * @return true if verification should be performed 8103 */ 8104 private boolean isVerificationEnabled(int userId, int installFlags) { 8105 if (!DEFAULT_VERIFY_ENABLE) { 8106 return false; 8107 } 8108 8109 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8110 8111 // Check if installing from ADB 8112 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8113 // Do not run verification in a test harness environment 8114 if (ActivityManager.isRunningInTestHarness()) { 8115 return false; 8116 } 8117 if (ensureVerifyAppsEnabled) { 8118 return true; 8119 } 8120 // Check if the developer does not want package verification for ADB installs 8121 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8122 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8123 return false; 8124 } 8125 } 8126 8127 if (ensureVerifyAppsEnabled) { 8128 return true; 8129 } 8130 8131 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8132 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8133 } 8134 8135 /** 8136 * Get the "allow unknown sources" setting. 8137 * 8138 * @return the current "allow unknown sources" setting 8139 */ 8140 private int getUnknownSourcesSettings() { 8141 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8142 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8143 -1); 8144 } 8145 8146 @Override 8147 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8148 final int uid = Binder.getCallingUid(); 8149 // writer 8150 synchronized (mPackages) { 8151 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8152 if (targetPackageSetting == null) { 8153 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8154 } 8155 8156 PackageSetting installerPackageSetting; 8157 if (installerPackageName != null) { 8158 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8159 if (installerPackageSetting == null) { 8160 throw new IllegalArgumentException("Unknown installer package: " 8161 + installerPackageName); 8162 } 8163 } else { 8164 installerPackageSetting = null; 8165 } 8166 8167 Signature[] callerSignature; 8168 Object obj = mSettings.getUserIdLPr(uid); 8169 if (obj != null) { 8170 if (obj instanceof SharedUserSetting) { 8171 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8172 } else if (obj instanceof PackageSetting) { 8173 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8174 } else { 8175 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8176 } 8177 } else { 8178 throw new SecurityException("Unknown calling uid " + uid); 8179 } 8180 8181 // Verify: can't set installerPackageName to a package that is 8182 // not signed with the same cert as the caller. 8183 if (installerPackageSetting != null) { 8184 if (compareSignatures(callerSignature, 8185 installerPackageSetting.signatures.mSignatures) 8186 != PackageManager.SIGNATURE_MATCH) { 8187 throw new SecurityException( 8188 "Caller does not have same cert as new installer package " 8189 + installerPackageName); 8190 } 8191 } 8192 8193 // Verify: if target already has an installer package, it must 8194 // be signed with the same cert as the caller. 8195 if (targetPackageSetting.installerPackageName != null) { 8196 PackageSetting setting = mSettings.mPackages.get( 8197 targetPackageSetting.installerPackageName); 8198 // If the currently set package isn't valid, then it's always 8199 // okay to change it. 8200 if (setting != null) { 8201 if (compareSignatures(callerSignature, 8202 setting.signatures.mSignatures) 8203 != PackageManager.SIGNATURE_MATCH) { 8204 throw new SecurityException( 8205 "Caller does not have same cert as old installer package " 8206 + targetPackageSetting.installerPackageName); 8207 } 8208 } 8209 } 8210 8211 // Okay! 8212 targetPackageSetting.installerPackageName = installerPackageName; 8213 scheduleWriteSettingsLocked(); 8214 } 8215 } 8216 8217 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8218 // Queue up an async operation since the package installation may take a little while. 8219 mHandler.post(new Runnable() { 8220 public void run() { 8221 mHandler.removeCallbacks(this); 8222 // Result object to be returned 8223 PackageInstalledInfo res = new PackageInstalledInfo(); 8224 res.returnCode = currentStatus; 8225 res.uid = -1; 8226 res.pkg = null; 8227 res.removedInfo = new PackageRemovedInfo(); 8228 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8229 args.doPreInstall(res.returnCode); 8230 synchronized (mInstallLock) { 8231 installPackageLI(args, res); 8232 } 8233 args.doPostInstall(res.returnCode, res.uid); 8234 } 8235 8236 // A restore should be performed at this point if (a) the install 8237 // succeeded, (b) the operation is not an update, and (c) the new 8238 // package has not opted out of backup participation. 8239 final boolean update = res.removedInfo.removedPackage != null; 8240 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8241 boolean doRestore = !update 8242 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8243 8244 // Set up the post-install work request bookkeeping. This will be used 8245 // and cleaned up by the post-install event handling regardless of whether 8246 // there's a restore pass performed. Token values are >= 1. 8247 int token; 8248 if (mNextInstallToken < 0) mNextInstallToken = 1; 8249 token = mNextInstallToken++; 8250 8251 PostInstallData data = new PostInstallData(args, res); 8252 mRunningInstalls.put(token, data); 8253 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8254 8255 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8256 // Pass responsibility to the Backup Manager. It will perform a 8257 // restore if appropriate, then pass responsibility back to the 8258 // Package Manager to run the post-install observer callbacks 8259 // and broadcasts. 8260 IBackupManager bm = IBackupManager.Stub.asInterface( 8261 ServiceManager.getService(Context.BACKUP_SERVICE)); 8262 if (bm != null) { 8263 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8264 + " to BM for possible restore"); 8265 try { 8266 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8267 } catch (RemoteException e) { 8268 // can't happen; the backup manager is local 8269 } catch (Exception e) { 8270 Slog.e(TAG, "Exception trying to enqueue restore", e); 8271 doRestore = false; 8272 } 8273 } else { 8274 Slog.e(TAG, "Backup Manager not found!"); 8275 doRestore = false; 8276 } 8277 } 8278 8279 if (!doRestore) { 8280 // No restore possible, or the Backup Manager was mysteriously not 8281 // available -- just fire the post-install work request directly. 8282 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8283 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8284 mHandler.sendMessage(msg); 8285 } 8286 } 8287 }); 8288 } 8289 8290 private abstract class HandlerParams { 8291 private static final int MAX_RETRIES = 4; 8292 8293 /** 8294 * Number of times startCopy() has been attempted and had a non-fatal 8295 * error. 8296 */ 8297 private int mRetries = 0; 8298 8299 /** User handle for the user requesting the information or installation. */ 8300 private final UserHandle mUser; 8301 8302 HandlerParams(UserHandle user) { 8303 mUser = user; 8304 } 8305 8306 UserHandle getUser() { 8307 return mUser; 8308 } 8309 8310 final boolean startCopy() { 8311 boolean res; 8312 try { 8313 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8314 8315 if (++mRetries > MAX_RETRIES) { 8316 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8317 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8318 handleServiceError(); 8319 return false; 8320 } else { 8321 handleStartCopy(); 8322 res = true; 8323 } 8324 } catch (RemoteException e) { 8325 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8326 mHandler.sendEmptyMessage(MCS_RECONNECT); 8327 res = false; 8328 } 8329 handleReturnCode(); 8330 return res; 8331 } 8332 8333 final void serviceError() { 8334 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8335 handleServiceError(); 8336 handleReturnCode(); 8337 } 8338 8339 abstract void handleStartCopy() throws RemoteException; 8340 abstract void handleServiceError(); 8341 abstract void handleReturnCode(); 8342 } 8343 8344 class MeasureParams extends HandlerParams { 8345 private final PackageStats mStats; 8346 private boolean mSuccess; 8347 8348 private final IPackageStatsObserver mObserver; 8349 8350 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8351 super(new UserHandle(stats.userHandle)); 8352 mObserver = observer; 8353 mStats = stats; 8354 } 8355 8356 @Override 8357 public String toString() { 8358 return "MeasureParams{" 8359 + Integer.toHexString(System.identityHashCode(this)) 8360 + " " + mStats.packageName + "}"; 8361 } 8362 8363 @Override 8364 void handleStartCopy() throws RemoteException { 8365 synchronized (mInstallLock) { 8366 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8367 } 8368 8369 if (mSuccess) { 8370 final boolean mounted; 8371 if (Environment.isExternalStorageEmulated()) { 8372 mounted = true; 8373 } else { 8374 final String status = Environment.getExternalStorageState(); 8375 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8376 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8377 } 8378 8379 if (mounted) { 8380 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8381 8382 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8383 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8384 8385 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8386 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8387 8388 // Always subtract cache size, since it's a subdirectory 8389 mStats.externalDataSize -= mStats.externalCacheSize; 8390 8391 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8392 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8393 8394 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8395 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8396 } 8397 } 8398 } 8399 8400 @Override 8401 void handleReturnCode() { 8402 if (mObserver != null) { 8403 try { 8404 mObserver.onGetStatsCompleted(mStats, mSuccess); 8405 } catch (RemoteException e) { 8406 Slog.i(TAG, "Observer no longer exists."); 8407 } 8408 } 8409 } 8410 8411 @Override 8412 void handleServiceError() { 8413 Slog.e(TAG, "Could not measure application " + mStats.packageName 8414 + " external storage"); 8415 } 8416 } 8417 8418 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8419 throws RemoteException { 8420 long result = 0; 8421 for (File path : paths) { 8422 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8423 } 8424 return result; 8425 } 8426 8427 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8428 for (File path : paths) { 8429 try { 8430 mcs.clearDirectory(path.getAbsolutePath()); 8431 } catch (RemoteException e) { 8432 } 8433 } 8434 } 8435 8436 static class OriginInfo { 8437 /** 8438 * Location where install is coming from, before it has been 8439 * copied/renamed into place. This could be a single monolithic APK 8440 * file, or a cluster directory. This location may be untrusted. 8441 */ 8442 final File file; 8443 final String cid; 8444 8445 /** 8446 * Flag indicating that {@link #file} or {@link #cid} has already been 8447 * staged, meaning downstream users don't need to defensively copy the 8448 * contents. 8449 */ 8450 final boolean staged; 8451 8452 /** 8453 * Flag indicating that {@link #file} or {@link #cid} is an already 8454 * installed app that is being moved. 8455 */ 8456 final boolean existing; 8457 8458 final String resolvedPath; 8459 final File resolvedFile; 8460 8461 static OriginInfo fromNothing() { 8462 return new OriginInfo(null, null, false, false); 8463 } 8464 8465 static OriginInfo fromUntrustedFile(File file) { 8466 return new OriginInfo(file, null, false, false); 8467 } 8468 8469 static OriginInfo fromExistingFile(File file) { 8470 return new OriginInfo(file, null, false, true); 8471 } 8472 8473 static OriginInfo fromStagedFile(File file) { 8474 return new OriginInfo(file, null, true, false); 8475 } 8476 8477 static OriginInfo fromStagedContainer(String cid) { 8478 return new OriginInfo(null, cid, true, false); 8479 } 8480 8481 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8482 this.file = file; 8483 this.cid = cid; 8484 this.staged = staged; 8485 this.existing = existing; 8486 8487 if (cid != null) { 8488 resolvedPath = PackageHelper.getSdDir(cid); 8489 resolvedFile = new File(resolvedPath); 8490 } else if (file != null) { 8491 resolvedPath = file.getAbsolutePath(); 8492 resolvedFile = file; 8493 } else { 8494 resolvedPath = null; 8495 resolvedFile = null; 8496 } 8497 } 8498 } 8499 8500 class InstallParams extends HandlerParams { 8501 final OriginInfo origin; 8502 final IPackageInstallObserver2 observer; 8503 int installFlags; 8504 final String installerPackageName; 8505 final VerificationParams verificationParams; 8506 private InstallArgs mArgs; 8507 private int mRet; 8508 final String packageAbiOverride; 8509 8510 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8511 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8512 String packageAbiOverride) { 8513 super(user); 8514 this.origin = origin; 8515 this.observer = observer; 8516 this.installFlags = installFlags; 8517 this.installerPackageName = installerPackageName; 8518 this.verificationParams = verificationParams; 8519 this.packageAbiOverride = packageAbiOverride; 8520 } 8521 8522 @Override 8523 public String toString() { 8524 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8525 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8526 } 8527 8528 public ManifestDigest getManifestDigest() { 8529 if (verificationParams == null) { 8530 return null; 8531 } 8532 return verificationParams.getManifestDigest(); 8533 } 8534 8535 private int installLocationPolicy(PackageInfoLite pkgLite) { 8536 String packageName = pkgLite.packageName; 8537 int installLocation = pkgLite.installLocation; 8538 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8539 // reader 8540 synchronized (mPackages) { 8541 PackageParser.Package pkg = mPackages.get(packageName); 8542 if (pkg != null) { 8543 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8544 // Check for downgrading. 8545 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8546 if (pkgLite.versionCode < pkg.mVersionCode) { 8547 Slog.w(TAG, "Can't install update of " + packageName 8548 + " update version " + pkgLite.versionCode 8549 + " is older than installed version " 8550 + pkg.mVersionCode); 8551 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8552 } 8553 } 8554 // Check for updated system application. 8555 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8556 if (onSd) { 8557 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8558 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8559 } 8560 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8561 } else { 8562 if (onSd) { 8563 // Install flag overrides everything. 8564 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8565 } 8566 // If current upgrade specifies particular preference 8567 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8568 // Application explicitly specified internal. 8569 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8570 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8571 // App explictly prefers external. Let policy decide 8572 } else { 8573 // Prefer previous location 8574 if (isExternal(pkg)) { 8575 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8576 } 8577 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8578 } 8579 } 8580 } else { 8581 // Invalid install. Return error code 8582 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8583 } 8584 } 8585 } 8586 // All the special cases have been taken care of. 8587 // Return result based on recommended install location. 8588 if (onSd) { 8589 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8590 } 8591 return pkgLite.recommendedInstallLocation; 8592 } 8593 8594 /* 8595 * Invoke remote method to get package information and install 8596 * location values. Override install location based on default 8597 * policy if needed and then create install arguments based 8598 * on the install location. 8599 */ 8600 public void handleStartCopy() throws RemoteException { 8601 int ret = PackageManager.INSTALL_SUCCEEDED; 8602 8603 // If we're already staged, we've firmly committed to an install location 8604 if (origin.staged) { 8605 if (origin.file != null) { 8606 installFlags |= PackageManager.INSTALL_INTERNAL; 8607 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8608 } else if (origin.cid != null) { 8609 installFlags |= PackageManager.INSTALL_EXTERNAL; 8610 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8611 } else { 8612 throw new IllegalStateException("Invalid stage location"); 8613 } 8614 } 8615 8616 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8617 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8618 8619 PackageInfoLite pkgLite = null; 8620 8621 if (onInt && onSd) { 8622 // Check if both bits are set. 8623 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8624 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8625 } else { 8626 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8627 packageAbiOverride); 8628 8629 /* 8630 * If we have too little free space, try to free cache 8631 * before giving up. 8632 */ 8633 if (!origin.staged && pkgLite.recommendedInstallLocation 8634 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8635 // TODO: focus freeing disk space on the target device 8636 final StorageManager storage = StorageManager.from(mContext); 8637 final long lowThreshold = storage.getStorageLowBytes( 8638 Environment.getDataDirectory()); 8639 8640 final long sizeBytes = mContainerService.calculateInstalledSize( 8641 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8642 8643 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8644 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8645 installFlags, packageAbiOverride); 8646 } 8647 8648 /* 8649 * The cache free must have deleted the file we 8650 * downloaded to install. 8651 * 8652 * TODO: fix the "freeCache" call to not delete 8653 * the file we care about. 8654 */ 8655 if (pkgLite.recommendedInstallLocation 8656 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8657 pkgLite.recommendedInstallLocation 8658 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8659 } 8660 } 8661 } 8662 8663 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8664 int loc = pkgLite.recommendedInstallLocation; 8665 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8666 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8667 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8668 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8669 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8670 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8671 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8672 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8673 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8674 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8675 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8676 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8677 } else { 8678 // Override with defaults if needed. 8679 loc = installLocationPolicy(pkgLite); 8680 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8681 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8682 } else if (!onSd && !onInt) { 8683 // Override install location with flags 8684 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8685 // Set the flag to install on external media. 8686 installFlags |= PackageManager.INSTALL_EXTERNAL; 8687 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8688 } else { 8689 // Make sure the flag for installing on external 8690 // media is unset 8691 installFlags |= PackageManager.INSTALL_INTERNAL; 8692 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8693 } 8694 } 8695 } 8696 } 8697 8698 final InstallArgs args = createInstallArgs(this); 8699 mArgs = args; 8700 8701 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8702 /* 8703 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8704 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8705 */ 8706 int userIdentifier = getUser().getIdentifier(); 8707 if (userIdentifier == UserHandle.USER_ALL 8708 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8709 userIdentifier = UserHandle.USER_OWNER; 8710 } 8711 8712 /* 8713 * Determine if we have any installed package verifiers. If we 8714 * do, then we'll defer to them to verify the packages. 8715 */ 8716 final int requiredUid = mRequiredVerifierPackage == null ? -1 8717 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8718 if (!origin.existing && requiredUid != -1 8719 && isVerificationEnabled(userIdentifier, installFlags)) { 8720 final Intent verification = new Intent( 8721 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8722 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8723 PACKAGE_MIME_TYPE); 8724 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8725 8726 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8727 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8728 0 /* TODO: Which userId? */); 8729 8730 if (DEBUG_VERIFY) { 8731 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8732 + verification.toString() + " with " + pkgLite.verifiers.length 8733 + " optional verifiers"); 8734 } 8735 8736 final int verificationId = mPendingVerificationToken++; 8737 8738 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8739 8740 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8741 installerPackageName); 8742 8743 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8744 installFlags); 8745 8746 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8747 pkgLite.packageName); 8748 8749 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8750 pkgLite.versionCode); 8751 8752 if (verificationParams != null) { 8753 if (verificationParams.getVerificationURI() != null) { 8754 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8755 verificationParams.getVerificationURI()); 8756 } 8757 if (verificationParams.getOriginatingURI() != null) { 8758 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8759 verificationParams.getOriginatingURI()); 8760 } 8761 if (verificationParams.getReferrer() != null) { 8762 verification.putExtra(Intent.EXTRA_REFERRER, 8763 verificationParams.getReferrer()); 8764 } 8765 if (verificationParams.getOriginatingUid() >= 0) { 8766 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8767 verificationParams.getOriginatingUid()); 8768 } 8769 if (verificationParams.getInstallerUid() >= 0) { 8770 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8771 verificationParams.getInstallerUid()); 8772 } 8773 } 8774 8775 final PackageVerificationState verificationState = new PackageVerificationState( 8776 requiredUid, args); 8777 8778 mPendingVerification.append(verificationId, verificationState); 8779 8780 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8781 receivers, verificationState); 8782 8783 /* 8784 * If any sufficient verifiers were listed in the package 8785 * manifest, attempt to ask them. 8786 */ 8787 if (sufficientVerifiers != null) { 8788 final int N = sufficientVerifiers.size(); 8789 if (N == 0) { 8790 Slog.i(TAG, "Additional verifiers required, but none installed."); 8791 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8792 } else { 8793 for (int i = 0; i < N; i++) { 8794 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8795 8796 final Intent sufficientIntent = new Intent(verification); 8797 sufficientIntent.setComponent(verifierComponent); 8798 8799 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8800 } 8801 } 8802 } 8803 8804 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8805 mRequiredVerifierPackage, receivers); 8806 if (ret == PackageManager.INSTALL_SUCCEEDED 8807 && mRequiredVerifierPackage != null) { 8808 /* 8809 * Send the intent to the required verification agent, 8810 * but only start the verification timeout after the 8811 * target BroadcastReceivers have run. 8812 */ 8813 verification.setComponent(requiredVerifierComponent); 8814 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8815 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8816 new BroadcastReceiver() { 8817 @Override 8818 public void onReceive(Context context, Intent intent) { 8819 final Message msg = mHandler 8820 .obtainMessage(CHECK_PENDING_VERIFICATION); 8821 msg.arg1 = verificationId; 8822 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8823 } 8824 }, null, 0, null, null); 8825 8826 /* 8827 * We don't want the copy to proceed until verification 8828 * succeeds, so null out this field. 8829 */ 8830 mArgs = null; 8831 } 8832 } else { 8833 /* 8834 * No package verification is enabled, so immediately start 8835 * the remote call to initiate copy using temporary file. 8836 */ 8837 ret = args.copyApk(mContainerService, true); 8838 } 8839 } 8840 8841 mRet = ret; 8842 } 8843 8844 @Override 8845 void handleReturnCode() { 8846 // If mArgs is null, then MCS couldn't be reached. When it 8847 // reconnects, it will try again to install. At that point, this 8848 // will succeed. 8849 if (mArgs != null) { 8850 processPendingInstall(mArgs, mRet); 8851 } 8852 } 8853 8854 @Override 8855 void handleServiceError() { 8856 mArgs = createInstallArgs(this); 8857 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8858 } 8859 8860 public boolean isForwardLocked() { 8861 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8862 } 8863 } 8864 8865 /** 8866 * Used during creation of InstallArgs 8867 * 8868 * @param installFlags package installation flags 8869 * @return true if should be installed on external storage 8870 */ 8871 private static boolean installOnSd(int installFlags) { 8872 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8873 return false; 8874 } 8875 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8876 return true; 8877 } 8878 return false; 8879 } 8880 8881 /** 8882 * Used during creation of InstallArgs 8883 * 8884 * @param installFlags package installation flags 8885 * @return true if should be installed as forward locked 8886 */ 8887 private static boolean installForwardLocked(int installFlags) { 8888 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8889 } 8890 8891 private InstallArgs createInstallArgs(InstallParams params) { 8892 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8893 return new AsecInstallArgs(params); 8894 } else { 8895 return new FileInstallArgs(params); 8896 } 8897 } 8898 8899 /** 8900 * Create args that describe an existing installed package. Typically used 8901 * when cleaning up old installs, or used as a move source. 8902 */ 8903 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8904 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8905 final boolean isInAsec; 8906 if (installOnSd(installFlags)) { 8907 /* Apps on SD card are always in ASEC containers. */ 8908 isInAsec = true; 8909 } else if (installForwardLocked(installFlags) 8910 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8911 /* 8912 * Forward-locked apps are only in ASEC containers if they're the 8913 * new style 8914 */ 8915 isInAsec = true; 8916 } else { 8917 isInAsec = false; 8918 } 8919 8920 if (isInAsec) { 8921 return new AsecInstallArgs(codePath, instructionSets, 8922 installOnSd(installFlags), installForwardLocked(installFlags)); 8923 } else { 8924 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8925 instructionSets); 8926 } 8927 } 8928 8929 static abstract class InstallArgs { 8930 /** @see InstallParams#origin */ 8931 final OriginInfo origin; 8932 8933 final IPackageInstallObserver2 observer; 8934 // Always refers to PackageManager flags only 8935 final int installFlags; 8936 final String installerPackageName; 8937 final ManifestDigest manifestDigest; 8938 final UserHandle user; 8939 final String abiOverride; 8940 8941 // The list of instruction sets supported by this app. This is currently 8942 // only used during the rmdex() phase to clean up resources. We can get rid of this 8943 // if we move dex files under the common app path. 8944 /* nullable */ String[] instructionSets; 8945 8946 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8947 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 8948 String[] instructionSets, String abiOverride) { 8949 this.origin = origin; 8950 this.installFlags = installFlags; 8951 this.observer = observer; 8952 this.installerPackageName = installerPackageName; 8953 this.manifestDigest = manifestDigest; 8954 this.user = user; 8955 this.instructionSets = instructionSets; 8956 this.abiOverride = abiOverride; 8957 } 8958 8959 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8960 abstract int doPreInstall(int status); 8961 8962 /** 8963 * Rename package into final resting place. All paths on the given 8964 * scanned package should be updated to reflect the rename. 8965 */ 8966 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 8967 abstract int doPostInstall(int status, int uid); 8968 8969 /** @see PackageSettingBase#codePathString */ 8970 abstract String getCodePath(); 8971 /** @see PackageSettingBase#resourcePathString */ 8972 abstract String getResourcePath(); 8973 abstract String getLegacyNativeLibraryPath(); 8974 8975 // Need installer lock especially for dex file removal. 8976 abstract void cleanUpResourcesLI(); 8977 abstract boolean doPostDeleteLI(boolean delete); 8978 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 8979 8980 /** 8981 * Called before the source arguments are copied. This is used mostly 8982 * for MoveParams when it needs to read the source file to put it in the 8983 * destination. 8984 */ 8985 int doPreCopy() { 8986 return PackageManager.INSTALL_SUCCEEDED; 8987 } 8988 8989 /** 8990 * Called after the source arguments are copied. This is used mostly for 8991 * MoveParams when it needs to read the source file to put it in the 8992 * destination. 8993 * 8994 * @return 8995 */ 8996 int doPostCopy(int uid) { 8997 return PackageManager.INSTALL_SUCCEEDED; 8998 } 8999 9000 protected boolean isFwdLocked() { 9001 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9002 } 9003 9004 protected boolean isExternal() { 9005 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9006 } 9007 9008 UserHandle getUser() { 9009 return user; 9010 } 9011 } 9012 9013 /** 9014 * Logic to handle installation of non-ASEC applications, including copying 9015 * and renaming logic. 9016 */ 9017 class FileInstallArgs extends InstallArgs { 9018 private File codeFile; 9019 private File resourceFile; 9020 private File legacyNativeLibraryPath; 9021 9022 // Example topology: 9023 // /data/app/com.example/base.apk 9024 // /data/app/com.example/split_foo.apk 9025 // /data/app/com.example/lib/arm/libfoo.so 9026 // /data/app/com.example/lib/arm64/libfoo.so 9027 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9028 9029 /** New install */ 9030 FileInstallArgs(InstallParams params) { 9031 super(params.origin, params.observer, params.installFlags, 9032 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9033 null /* instruction sets */, params.packageAbiOverride); 9034 if (isFwdLocked()) { 9035 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9036 } 9037 } 9038 9039 /** Existing install */ 9040 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9041 String[] instructionSets) { 9042 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9043 this.codeFile = (codePath != null) ? new File(codePath) : null; 9044 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9045 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9046 new File(legacyNativeLibraryPath) : null; 9047 } 9048 9049 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9050 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9051 isFwdLocked(), abiOverride); 9052 9053 final StorageManager storage = StorageManager.from(mContext); 9054 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9055 } 9056 9057 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9058 if (origin.staged) { 9059 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9060 codeFile = origin.file; 9061 resourceFile = origin.file; 9062 return PackageManager.INSTALL_SUCCEEDED; 9063 } 9064 9065 try { 9066 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9067 codeFile = tempDir; 9068 resourceFile = tempDir; 9069 } catch (IOException e) { 9070 Slog.w(TAG, "Failed to create copy file: " + e); 9071 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9072 } 9073 9074 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9075 @Override 9076 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9077 if (!FileUtils.isValidExtFilename(name)) { 9078 throw new IllegalArgumentException("Invalid filename: " + name); 9079 } 9080 try { 9081 final File file = new File(codeFile, name); 9082 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9083 O_RDWR | O_CREAT, 0644); 9084 Os.chmod(file.getAbsolutePath(), 0644); 9085 return new ParcelFileDescriptor(fd); 9086 } catch (ErrnoException e) { 9087 throw new RemoteException("Failed to open: " + e.getMessage()); 9088 } 9089 } 9090 }; 9091 9092 int ret = PackageManager.INSTALL_SUCCEEDED; 9093 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9094 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9095 Slog.e(TAG, "Failed to copy package"); 9096 return ret; 9097 } 9098 9099 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9100 NativeLibraryHelper.Handle handle = null; 9101 try { 9102 handle = NativeLibraryHelper.Handle.create(codeFile); 9103 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9104 abiOverride); 9105 } catch (IOException e) { 9106 Slog.e(TAG, "Copying native libraries failed", e); 9107 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9108 } finally { 9109 IoUtils.closeQuietly(handle); 9110 } 9111 9112 return ret; 9113 } 9114 9115 int doPreInstall(int status) { 9116 if (status != PackageManager.INSTALL_SUCCEEDED) { 9117 cleanUp(); 9118 } 9119 return status; 9120 } 9121 9122 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9123 if (status != PackageManager.INSTALL_SUCCEEDED) { 9124 cleanUp(); 9125 return false; 9126 } else { 9127 final File beforeCodeFile = codeFile; 9128 final File afterCodeFile = getNextCodePath(pkg.packageName); 9129 9130 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9131 try { 9132 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9133 } catch (ErrnoException e) { 9134 Slog.d(TAG, "Failed to rename", e); 9135 return false; 9136 } 9137 9138 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9139 Slog.d(TAG, "Failed to restorecon"); 9140 return false; 9141 } 9142 9143 // Reflect the rename internally 9144 codeFile = afterCodeFile; 9145 resourceFile = afterCodeFile; 9146 9147 // Reflect the rename in scanned details 9148 pkg.codePath = afterCodeFile.getAbsolutePath(); 9149 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9150 pkg.baseCodePath); 9151 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9152 pkg.splitCodePaths); 9153 9154 // Reflect the rename in app info 9155 pkg.applicationInfo.setCodePath(pkg.codePath); 9156 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9157 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9158 pkg.applicationInfo.setResourcePath(pkg.codePath); 9159 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9160 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9161 9162 return true; 9163 } 9164 } 9165 9166 int doPostInstall(int status, int uid) { 9167 if (status != PackageManager.INSTALL_SUCCEEDED) { 9168 cleanUp(); 9169 } 9170 return status; 9171 } 9172 9173 @Override 9174 String getCodePath() { 9175 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9176 } 9177 9178 @Override 9179 String getResourcePath() { 9180 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9181 } 9182 9183 @Override 9184 String getLegacyNativeLibraryPath() { 9185 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9186 } 9187 9188 private boolean cleanUp() { 9189 if (codeFile == null || !codeFile.exists()) { 9190 return false; 9191 } 9192 9193 if (codeFile.isDirectory()) { 9194 FileUtils.deleteContents(codeFile); 9195 } 9196 codeFile.delete(); 9197 9198 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9199 resourceFile.delete(); 9200 } 9201 9202 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9203 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9204 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9205 } 9206 legacyNativeLibraryPath.delete(); 9207 } 9208 9209 return true; 9210 } 9211 9212 void cleanUpResourcesLI() { 9213 // Try enumerating all code paths before deleting 9214 List<String> allCodePaths = Collections.EMPTY_LIST; 9215 if (codeFile != null && codeFile.exists()) { 9216 try { 9217 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9218 allCodePaths = pkg.getAllCodePaths(); 9219 } catch (PackageParserException e) { 9220 // Ignored; we tried our best 9221 } 9222 } 9223 9224 cleanUp(); 9225 9226 if (!allCodePaths.isEmpty()) { 9227 if (instructionSets == null) { 9228 throw new IllegalStateException("instructionSet == null"); 9229 } 9230 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9231 for (String codePath : allCodePaths) { 9232 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9233 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9234 if (retCode < 0) { 9235 Slog.w(TAG, "Couldn't remove dex file for package: " 9236 + " at location " + codePath + ", retcode=" + retCode); 9237 // we don't consider this to be a failure of the core package deletion 9238 } 9239 } 9240 } 9241 } 9242 } 9243 9244 boolean doPostDeleteLI(boolean delete) { 9245 // XXX err, shouldn't we respect the delete flag? 9246 cleanUpResourcesLI(); 9247 return true; 9248 } 9249 } 9250 9251 private boolean isAsecExternal(String cid) { 9252 final String asecPath = PackageHelper.getSdFilesystem(cid); 9253 return !asecPath.startsWith(mAsecInternalPath); 9254 } 9255 9256 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9257 PackageManagerException { 9258 if (copyRet < 0) { 9259 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9260 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9261 throw new PackageManagerException(copyRet, message); 9262 } 9263 } 9264 } 9265 9266 /** 9267 * Extract the MountService "container ID" from the full code path of an 9268 * .apk. 9269 */ 9270 static String cidFromCodePath(String fullCodePath) { 9271 int eidx = fullCodePath.lastIndexOf("/"); 9272 String subStr1 = fullCodePath.substring(0, eidx); 9273 int sidx = subStr1.lastIndexOf("/"); 9274 return subStr1.substring(sidx+1, eidx); 9275 } 9276 9277 /** 9278 * Logic to handle installation of ASEC applications, including copying and 9279 * renaming logic. 9280 */ 9281 class AsecInstallArgs extends InstallArgs { 9282 static final String RES_FILE_NAME = "pkg.apk"; 9283 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9284 9285 String cid; 9286 String packagePath; 9287 String resourcePath; 9288 String legacyNativeLibraryDir; 9289 9290 /** New install */ 9291 AsecInstallArgs(InstallParams params) { 9292 super(params.origin, params.observer, params.installFlags, 9293 params.installerPackageName, params.getManifestDigest(), 9294 params.getUser(), null /* instruction sets */, 9295 params.packageAbiOverride); 9296 } 9297 9298 /** Existing install */ 9299 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9300 boolean isExternal, boolean isForwardLocked) { 9301 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9302 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9303 instructionSets, null); 9304 // Hackily pretend we're still looking at a full code path 9305 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9306 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9307 } 9308 9309 // Extract cid from fullCodePath 9310 int eidx = fullCodePath.lastIndexOf("/"); 9311 String subStr1 = fullCodePath.substring(0, eidx); 9312 int sidx = subStr1.lastIndexOf("/"); 9313 cid = subStr1.substring(sidx+1, eidx); 9314 setMountPath(subStr1); 9315 } 9316 9317 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9318 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9319 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9320 instructionSets, null); 9321 this.cid = cid; 9322 setMountPath(PackageHelper.getSdDir(cid)); 9323 } 9324 9325 void createCopyFile() { 9326 cid = mInstallerService.allocateExternalStageCidLegacy(); 9327 } 9328 9329 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9330 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9331 abiOverride); 9332 9333 final File target; 9334 if (isExternal()) { 9335 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9336 } else { 9337 target = Environment.getDataDirectory(); 9338 } 9339 9340 final StorageManager storage = StorageManager.from(mContext); 9341 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9342 } 9343 9344 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9345 if (origin.staged) { 9346 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9347 cid = origin.cid; 9348 setMountPath(PackageHelper.getSdDir(cid)); 9349 return PackageManager.INSTALL_SUCCEEDED; 9350 } 9351 9352 if (temp) { 9353 createCopyFile(); 9354 } else { 9355 /* 9356 * Pre-emptively destroy the container since it's destroyed if 9357 * copying fails due to it existing anyway. 9358 */ 9359 PackageHelper.destroySdDir(cid); 9360 } 9361 9362 final String newMountPath = imcs.copyPackageToContainer( 9363 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9364 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9365 9366 if (newMountPath != null) { 9367 setMountPath(newMountPath); 9368 return PackageManager.INSTALL_SUCCEEDED; 9369 } else { 9370 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9371 } 9372 } 9373 9374 @Override 9375 String getCodePath() { 9376 return packagePath; 9377 } 9378 9379 @Override 9380 String getResourcePath() { 9381 return resourcePath; 9382 } 9383 9384 @Override 9385 String getLegacyNativeLibraryPath() { 9386 return legacyNativeLibraryDir; 9387 } 9388 9389 int doPreInstall(int status) { 9390 if (status != PackageManager.INSTALL_SUCCEEDED) { 9391 // Destroy container 9392 PackageHelper.destroySdDir(cid); 9393 } else { 9394 boolean mounted = PackageHelper.isContainerMounted(cid); 9395 if (!mounted) { 9396 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9397 Process.SYSTEM_UID); 9398 if (newMountPath != null) { 9399 setMountPath(newMountPath); 9400 } else { 9401 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9402 } 9403 } 9404 } 9405 return status; 9406 } 9407 9408 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9409 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9410 String newMountPath = null; 9411 if (PackageHelper.isContainerMounted(cid)) { 9412 // Unmount the container 9413 if (!PackageHelper.unMountSdDir(cid)) { 9414 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9415 return false; 9416 } 9417 } 9418 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9419 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9420 " which might be stale. Will try to clean up."); 9421 // Clean up the stale container and proceed to recreate. 9422 if (!PackageHelper.destroySdDir(newCacheId)) { 9423 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9424 return false; 9425 } 9426 // Successfully cleaned up stale container. Try to rename again. 9427 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9428 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9429 + " inspite of cleaning it up."); 9430 return false; 9431 } 9432 } 9433 if (!PackageHelper.isContainerMounted(newCacheId)) { 9434 Slog.w(TAG, "Mounting container " + newCacheId); 9435 newMountPath = PackageHelper.mountSdDir(newCacheId, 9436 getEncryptKey(), Process.SYSTEM_UID); 9437 } else { 9438 newMountPath = PackageHelper.getSdDir(newCacheId); 9439 } 9440 if (newMountPath == null) { 9441 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9442 return false; 9443 } 9444 Log.i(TAG, "Succesfully renamed " + cid + 9445 " to " + newCacheId + 9446 " at new path: " + newMountPath); 9447 cid = newCacheId; 9448 9449 final File beforeCodeFile = new File(packagePath); 9450 setMountPath(newMountPath); 9451 final File afterCodeFile = new File(packagePath); 9452 9453 // Reflect the rename in scanned details 9454 pkg.codePath = afterCodeFile.getAbsolutePath(); 9455 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9456 pkg.baseCodePath); 9457 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9458 pkg.splitCodePaths); 9459 9460 // Reflect the rename in app info 9461 pkg.applicationInfo.setCodePath(pkg.codePath); 9462 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9463 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9464 pkg.applicationInfo.setResourcePath(pkg.codePath); 9465 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9466 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9467 9468 return true; 9469 } 9470 9471 private void setMountPath(String mountPath) { 9472 final File mountFile = new File(mountPath); 9473 9474 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9475 if (monolithicFile.exists()) { 9476 packagePath = monolithicFile.getAbsolutePath(); 9477 if (isFwdLocked()) { 9478 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9479 } else { 9480 resourcePath = packagePath; 9481 } 9482 } else { 9483 packagePath = mountFile.getAbsolutePath(); 9484 resourcePath = packagePath; 9485 } 9486 9487 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9488 } 9489 9490 int doPostInstall(int status, int uid) { 9491 if (status != PackageManager.INSTALL_SUCCEEDED) { 9492 cleanUp(); 9493 } else { 9494 final int groupOwner; 9495 final String protectedFile; 9496 if (isFwdLocked()) { 9497 groupOwner = UserHandle.getSharedAppGid(uid); 9498 protectedFile = RES_FILE_NAME; 9499 } else { 9500 groupOwner = -1; 9501 protectedFile = null; 9502 } 9503 9504 if (uid < Process.FIRST_APPLICATION_UID 9505 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9506 Slog.e(TAG, "Failed to finalize " + cid); 9507 PackageHelper.destroySdDir(cid); 9508 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9509 } 9510 9511 boolean mounted = PackageHelper.isContainerMounted(cid); 9512 if (!mounted) { 9513 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9514 } 9515 } 9516 return status; 9517 } 9518 9519 private void cleanUp() { 9520 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9521 9522 // Destroy secure container 9523 PackageHelper.destroySdDir(cid); 9524 } 9525 9526 private List<String> getAllCodePaths() { 9527 final File codeFile = new File(getCodePath()); 9528 if (codeFile != null && codeFile.exists()) { 9529 try { 9530 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9531 return pkg.getAllCodePaths(); 9532 } catch (PackageParserException e) { 9533 // Ignored; we tried our best 9534 } 9535 } 9536 return Collections.EMPTY_LIST; 9537 } 9538 9539 void cleanUpResourcesLI() { 9540 // Enumerate all code paths before deleting 9541 cleanUpResourcesLI(getAllCodePaths()); 9542 } 9543 9544 private void cleanUpResourcesLI(List<String> allCodePaths) { 9545 cleanUp(); 9546 9547 if (!allCodePaths.isEmpty()) { 9548 if (instructionSets == null) { 9549 throw new IllegalStateException("instructionSet == null"); 9550 } 9551 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9552 for (String codePath : allCodePaths) { 9553 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9554 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9555 if (retCode < 0) { 9556 Slog.w(TAG, "Couldn't remove dex file for package: " 9557 + " at location " + codePath + ", retcode=" + retCode); 9558 // we don't consider this to be a failure of the core package deletion 9559 } 9560 } 9561 } 9562 } 9563 } 9564 9565 boolean matchContainer(String app) { 9566 if (cid.startsWith(app)) { 9567 return true; 9568 } 9569 return false; 9570 } 9571 9572 String getPackageName() { 9573 return getAsecPackageName(cid); 9574 } 9575 9576 boolean doPostDeleteLI(boolean delete) { 9577 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9578 final List<String> allCodePaths = getAllCodePaths(); 9579 boolean mounted = PackageHelper.isContainerMounted(cid); 9580 if (mounted) { 9581 // Unmount first 9582 if (PackageHelper.unMountSdDir(cid)) { 9583 mounted = false; 9584 } 9585 } 9586 if (!mounted && delete) { 9587 cleanUpResourcesLI(allCodePaths); 9588 } 9589 return !mounted; 9590 } 9591 9592 @Override 9593 int doPreCopy() { 9594 if (isFwdLocked()) { 9595 if (!PackageHelper.fixSdPermissions(cid, 9596 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9597 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9598 } 9599 } 9600 9601 return PackageManager.INSTALL_SUCCEEDED; 9602 } 9603 9604 @Override 9605 int doPostCopy(int uid) { 9606 if (isFwdLocked()) { 9607 if (uid < Process.FIRST_APPLICATION_UID 9608 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9609 RES_FILE_NAME)) { 9610 Slog.e(TAG, "Failed to finalize " + cid); 9611 PackageHelper.destroySdDir(cid); 9612 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9613 } 9614 } 9615 9616 return PackageManager.INSTALL_SUCCEEDED; 9617 } 9618 } 9619 9620 static String getAsecPackageName(String packageCid) { 9621 int idx = packageCid.lastIndexOf("-"); 9622 if (idx == -1) { 9623 return packageCid; 9624 } 9625 return packageCid.substring(0, idx); 9626 } 9627 9628 // Utility method used to create code paths based on package name and available index. 9629 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9630 String idxStr = ""; 9631 int idx = 1; 9632 // Fall back to default value of idx=1 if prefix is not 9633 // part of oldCodePath 9634 if (oldCodePath != null) { 9635 String subStr = oldCodePath; 9636 // Drop the suffix right away 9637 if (suffix != null && subStr.endsWith(suffix)) { 9638 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9639 } 9640 // If oldCodePath already contains prefix find out the 9641 // ending index to either increment or decrement. 9642 int sidx = subStr.lastIndexOf(prefix); 9643 if (sidx != -1) { 9644 subStr = subStr.substring(sidx + prefix.length()); 9645 if (subStr != null) { 9646 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9647 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9648 } 9649 try { 9650 idx = Integer.parseInt(subStr); 9651 if (idx <= 1) { 9652 idx++; 9653 } else { 9654 idx--; 9655 } 9656 } catch(NumberFormatException e) { 9657 } 9658 } 9659 } 9660 } 9661 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9662 return prefix + idxStr; 9663 } 9664 9665 private File getNextCodePath(String packageName) { 9666 int suffix = 1; 9667 File result; 9668 do { 9669 result = new File(mAppInstallDir, packageName + "-" + suffix); 9670 suffix++; 9671 } while (result.exists()); 9672 return result; 9673 } 9674 9675 // Utility method used to ignore ADD/REMOVE events 9676 // by directory observer. 9677 private static boolean ignoreCodePath(String fullPathStr) { 9678 String apkName = deriveCodePathName(fullPathStr); 9679 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9680 if (idx != -1 && ((idx+1) < apkName.length())) { 9681 // Make sure the package ends with a numeral 9682 String version = apkName.substring(idx+1); 9683 try { 9684 Integer.parseInt(version); 9685 return true; 9686 } catch (NumberFormatException e) {} 9687 } 9688 return false; 9689 } 9690 9691 // Utility method that returns the relative package path with respect 9692 // to the installation directory. Like say for /data/data/com.test-1.apk 9693 // string com.test-1 is returned. 9694 static String deriveCodePathName(String codePath) { 9695 if (codePath == null) { 9696 return null; 9697 } 9698 final File codeFile = new File(codePath); 9699 final String name = codeFile.getName(); 9700 if (codeFile.isDirectory()) { 9701 return name; 9702 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9703 final int lastDot = name.lastIndexOf('.'); 9704 return name.substring(0, lastDot); 9705 } else { 9706 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9707 return null; 9708 } 9709 } 9710 9711 class PackageInstalledInfo { 9712 String name; 9713 int uid; 9714 // The set of users that originally had this package installed. 9715 int[] origUsers; 9716 // The set of users that now have this package installed. 9717 int[] newUsers; 9718 PackageParser.Package pkg; 9719 int returnCode; 9720 String returnMsg; 9721 PackageRemovedInfo removedInfo; 9722 9723 public void setError(int code, String msg) { 9724 returnCode = code; 9725 returnMsg = msg; 9726 Slog.w(TAG, msg); 9727 } 9728 9729 public void setError(String msg, PackageParserException e) { 9730 returnCode = e.error; 9731 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9732 Slog.w(TAG, msg, e); 9733 } 9734 9735 public void setError(String msg, PackageManagerException e) { 9736 returnCode = e.error; 9737 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9738 Slog.w(TAG, msg, e); 9739 } 9740 9741 // In some error cases we want to convey more info back to the observer 9742 String origPackage; 9743 String origPermission; 9744 } 9745 9746 /* 9747 * Install a non-existing package. 9748 */ 9749 private void installNewPackageLI(PackageParser.Package pkg, 9750 int parseFlags, int scanFlags, UserHandle user, 9751 String installerPackageName, PackageInstalledInfo res) { 9752 // Remember this for later, in case we need to rollback this install 9753 String pkgName = pkg.packageName; 9754 9755 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9756 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9757 synchronized(mPackages) { 9758 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9759 // A package with the same name is already installed, though 9760 // it has been renamed to an older name. The package we 9761 // are trying to install should be installed as an update to 9762 // the existing one, but that has not been requested, so bail. 9763 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9764 + " without first uninstalling package running as " 9765 + mSettings.mRenamedPackages.get(pkgName)); 9766 return; 9767 } 9768 if (mPackages.containsKey(pkgName)) { 9769 // Don't allow installation over an existing package with the same name. 9770 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9771 + " without first uninstalling."); 9772 return; 9773 } 9774 } 9775 9776 try { 9777 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9778 System.currentTimeMillis(), user); 9779 9780 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9781 // delete the partially installed application. the data directory will have to be 9782 // restored if it was already existing 9783 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9784 // remove package from internal structures. Note that we want deletePackageX to 9785 // delete the package data and cache directories that it created in 9786 // scanPackageLocked, unless those directories existed before we even tried to 9787 // install. 9788 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9789 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9790 res.removedInfo, true); 9791 } 9792 9793 } catch (PackageManagerException e) { 9794 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9795 } 9796 } 9797 9798 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9799 // Upgrade keysets are being used. Determine if new package has a superset of the 9800 // required keys. 9801 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9802 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9803 for (int i = 0; i < upgradeKeySets.length; i++) { 9804 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9805 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9806 return true; 9807 } 9808 } 9809 return false; 9810 } 9811 9812 private void replacePackageLI(PackageParser.Package pkg, 9813 int parseFlags, int scanFlags, UserHandle user, 9814 String installerPackageName, PackageInstalledInfo res) { 9815 PackageParser.Package oldPackage; 9816 String pkgName = pkg.packageName; 9817 int[] allUsers; 9818 boolean[] perUserInstalled; 9819 9820 // First find the old package info and check signatures 9821 synchronized(mPackages) { 9822 oldPackage = mPackages.get(pkgName); 9823 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9824 PackageSetting ps = mSettings.mPackages.get(pkgName); 9825 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9826 // default to original signature matching 9827 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9828 != PackageManager.SIGNATURE_MATCH) { 9829 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9830 "New package has a different signature: " + pkgName); 9831 return; 9832 } 9833 } else { 9834 if(!checkUpgradeKeySetLP(ps, pkg)) { 9835 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9836 "New package not signed by keys specified by upgrade-keysets: " 9837 + pkgName); 9838 return; 9839 } 9840 } 9841 9842 // In case of rollback, remember per-user/profile install state 9843 allUsers = sUserManager.getUserIds(); 9844 perUserInstalled = new boolean[allUsers.length]; 9845 for (int i = 0; i < allUsers.length; i++) { 9846 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9847 } 9848 } 9849 9850 boolean sysPkg = (isSystemApp(oldPackage)); 9851 if (sysPkg) { 9852 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9853 user, allUsers, perUserInstalled, installerPackageName, res); 9854 } else { 9855 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9856 user, allUsers, perUserInstalled, installerPackageName, res); 9857 } 9858 } 9859 9860 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9861 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9862 int[] allUsers, boolean[] perUserInstalled, 9863 String installerPackageName, PackageInstalledInfo res) { 9864 String pkgName = deletedPackage.packageName; 9865 boolean deletedPkg = true; 9866 boolean updatedSettings = false; 9867 9868 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9869 + deletedPackage); 9870 long origUpdateTime; 9871 if (pkg.mExtras != null) { 9872 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9873 } else { 9874 origUpdateTime = 0; 9875 } 9876 9877 // First delete the existing package while retaining the data directory 9878 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9879 res.removedInfo, true)) { 9880 // If the existing package wasn't successfully deleted 9881 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9882 deletedPkg = false; 9883 } else { 9884 // Successfully deleted the old package; proceed with replace. 9885 9886 // If deleted package lived in a container, give users a chance to 9887 // relinquish resources before killing. 9888 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9889 if (DEBUG_INSTALL) { 9890 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9891 } 9892 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9893 final ArrayList<String> pkgList = new ArrayList<String>(1); 9894 pkgList.add(deletedPackage.applicationInfo.packageName); 9895 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9896 } 9897 9898 deleteCodeCacheDirsLI(pkgName); 9899 try { 9900 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9901 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9902 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9903 updatedSettings = true; 9904 } catch (PackageManagerException e) { 9905 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9906 } 9907 } 9908 9909 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9910 // remove package from internal structures. Note that we want deletePackageX to 9911 // delete the package data and cache directories that it created in 9912 // scanPackageLocked, unless those directories existed before we even tried to 9913 // install. 9914 if(updatedSettings) { 9915 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9916 deletePackageLI( 9917 pkgName, null, true, allUsers, perUserInstalled, 9918 PackageManager.DELETE_KEEP_DATA, 9919 res.removedInfo, true); 9920 } 9921 // Since we failed to install the new package we need to restore the old 9922 // package that we deleted. 9923 if (deletedPkg) { 9924 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9925 File restoreFile = new File(deletedPackage.codePath); 9926 // Parse old package 9927 boolean oldOnSd = isExternal(deletedPackage); 9928 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9929 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9930 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9931 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 9932 try { 9933 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 9934 } catch (PackageManagerException e) { 9935 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 9936 + e.getMessage()); 9937 return; 9938 } 9939 // Restore of old package succeeded. Update permissions. 9940 // writer 9941 synchronized (mPackages) { 9942 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9943 UPDATE_PERMISSIONS_ALL); 9944 // can downgrade to reader 9945 mSettings.writeLPr(); 9946 } 9947 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9948 } 9949 } 9950 } 9951 9952 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9953 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9954 int[] allUsers, boolean[] perUserInstalled, 9955 String installerPackageName, PackageInstalledInfo res) { 9956 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 9957 + ", old=" + deletedPackage); 9958 boolean updatedSettings = false; 9959 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 9960 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 9961 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9962 } 9963 String packageName = deletedPackage.packageName; 9964 if (packageName == null) { 9965 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 9966 "Attempt to delete null packageName."); 9967 return; 9968 } 9969 PackageParser.Package oldPkg; 9970 PackageSetting oldPkgSetting; 9971 // reader 9972 synchronized (mPackages) { 9973 oldPkg = mPackages.get(packageName); 9974 oldPkgSetting = mSettings.mPackages.get(packageName); 9975 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 9976 (oldPkgSetting == null)) { 9977 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 9978 "Couldn't find package:" + packageName + " information"); 9979 return; 9980 } 9981 } 9982 9983 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 9984 9985 res.removedInfo.uid = oldPkg.applicationInfo.uid; 9986 res.removedInfo.removedPackage = packageName; 9987 // Remove existing system package 9988 removePackageLI(oldPkgSetting, true); 9989 // writer 9990 synchronized (mPackages) { 9991 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 9992 // We didn't need to disable the .apk as a current system package, 9993 // which means we are replacing another update that is already 9994 // installed. We need to make sure to delete the older one's .apk. 9995 res.removedInfo.args = createInstallArgsForExisting(0, 9996 deletedPackage.applicationInfo.getCodePath(), 9997 deletedPackage.applicationInfo.getResourcePath(), 9998 deletedPackage.applicationInfo.nativeLibraryRootDir, 9999 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10000 } else { 10001 res.removedInfo.args = null; 10002 } 10003 } 10004 10005 // Successfully disabled the old package. Now proceed with re-installation 10006 deleteCodeCacheDirsLI(packageName); 10007 10008 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10009 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10010 10011 PackageParser.Package newPackage = null; 10012 try { 10013 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10014 if (newPackage.mExtras != null) { 10015 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10016 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10017 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10018 10019 // is the update attempting to change shared user? that isn't going to work... 10020 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10021 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10022 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10023 + " to " + newPkgSetting.sharedUser); 10024 updatedSettings = true; 10025 } 10026 } 10027 10028 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10029 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10030 updatedSettings = true; 10031 } 10032 10033 } catch (PackageManagerException e) { 10034 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10035 } 10036 10037 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10038 // Re installation failed. Restore old information 10039 // Remove new pkg information 10040 if (newPackage != null) { 10041 removeInstalledPackageLI(newPackage, true); 10042 } 10043 // Add back the old system package 10044 try { 10045 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10046 } catch (PackageManagerException e) { 10047 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10048 } 10049 // Restore the old system information in Settings 10050 synchronized(mPackages) { 10051 if (updatedSettings) { 10052 mSettings.enableSystemPackageLPw(packageName); 10053 mSettings.setInstallerPackageName(packageName, 10054 oldPkgSetting.installerPackageName); 10055 } 10056 mSettings.writeLPr(); 10057 } 10058 } 10059 } 10060 10061 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10062 int[] allUsers, boolean[] perUserInstalled, 10063 PackageInstalledInfo res) { 10064 String pkgName = newPackage.packageName; 10065 synchronized (mPackages) { 10066 //write settings. the installStatus will be incomplete at this stage. 10067 //note that the new package setting would have already been 10068 //added to mPackages. It hasn't been persisted yet. 10069 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10070 mSettings.writeLPr(); 10071 } 10072 10073 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10074 10075 synchronized (mPackages) { 10076 updatePermissionsLPw(newPackage.packageName, newPackage, 10077 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10078 ? UPDATE_PERMISSIONS_ALL : 0)); 10079 // For system-bundled packages, we assume that installing an upgraded version 10080 // of the package implies that the user actually wants to run that new code, 10081 // so we enable the package. 10082 if (isSystemApp(newPackage)) { 10083 // NB: implicit assumption that system package upgrades apply to all users 10084 if (DEBUG_INSTALL) { 10085 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10086 } 10087 PackageSetting ps = mSettings.mPackages.get(pkgName); 10088 if (ps != null) { 10089 if (res.origUsers != null) { 10090 for (int userHandle : res.origUsers) { 10091 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10092 userHandle, installerPackageName); 10093 } 10094 } 10095 // Also convey the prior install/uninstall state 10096 if (allUsers != null && perUserInstalled != null) { 10097 for (int i = 0; i < allUsers.length; i++) { 10098 if (DEBUG_INSTALL) { 10099 Slog.d(TAG, " user " + allUsers[i] 10100 + " => " + perUserInstalled[i]); 10101 } 10102 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10103 } 10104 // these install state changes will be persisted in the 10105 // upcoming call to mSettings.writeLPr(). 10106 } 10107 } 10108 } 10109 res.name = pkgName; 10110 res.uid = newPackage.applicationInfo.uid; 10111 res.pkg = newPackage; 10112 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10113 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10114 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10115 //to update install status 10116 mSettings.writeLPr(); 10117 } 10118 } 10119 10120 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10121 final int installFlags = args.installFlags; 10122 String installerPackageName = args.installerPackageName; 10123 File tmpPackageFile = new File(args.getCodePath()); 10124 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10125 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10126 boolean replace = false; 10127 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10128 // Result object to be returned 10129 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10130 10131 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10132 // Retrieve PackageSettings and parse package 10133 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10134 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10135 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10136 PackageParser pp = new PackageParser(); 10137 pp.setSeparateProcesses(mSeparateProcesses); 10138 pp.setDisplayMetrics(mMetrics); 10139 10140 final PackageParser.Package pkg; 10141 try { 10142 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10143 } catch (PackageParserException e) { 10144 res.setError("Failed parse during installPackageLI", e); 10145 return; 10146 } 10147 10148 // Mark that we have an install time CPU ABI override. 10149 pkg.cpuAbiOverride = args.abiOverride; 10150 10151 String pkgName = res.name = pkg.packageName; 10152 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10153 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10154 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10155 return; 10156 } 10157 } 10158 10159 try { 10160 pp.collectCertificates(pkg, parseFlags); 10161 pp.collectManifestDigest(pkg); 10162 } catch (PackageParserException e) { 10163 res.setError("Failed collect during installPackageLI", e); 10164 return; 10165 } 10166 10167 /* If the installer passed in a manifest digest, compare it now. */ 10168 if (args.manifestDigest != null) { 10169 if (DEBUG_INSTALL) { 10170 final String parsedManifest = pkg.manifestDigest == null ? "null" 10171 : pkg.manifestDigest.toString(); 10172 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10173 + parsedManifest); 10174 } 10175 10176 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10177 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10178 return; 10179 } 10180 } else if (DEBUG_INSTALL) { 10181 final String parsedManifest = pkg.manifestDigest == null 10182 ? "null" : pkg.manifestDigest.toString(); 10183 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10184 } 10185 10186 // Get rid of all references to package scan path via parser. 10187 pp = null; 10188 String oldCodePath = null; 10189 boolean systemApp = false; 10190 synchronized (mPackages) { 10191 // Check whether the newly-scanned package wants to define an already-defined perm 10192 int N = pkg.permissions.size(); 10193 for (int i = N-1; i >= 0; i--) { 10194 PackageParser.Permission perm = pkg.permissions.get(i); 10195 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10196 if (bp != null) { 10197 // If the defining package is signed with our cert, it's okay. This 10198 // also includes the "updating the same package" case, of course. 10199 // "updating same package" could also involve key-rotation. 10200 final boolean sigsOk; 10201 if (!bp.sourcePackage.equals(pkg.packageName) 10202 || !(bp.packageSetting instanceof PackageSetting) 10203 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 10204 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 10205 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 10206 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 10207 } else { 10208 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 10209 } 10210 if (!sigsOk) { 10211 // If the owning package is the system itself, we log but allow 10212 // install to proceed; we fail the install on all other permission 10213 // redefinitions. 10214 if (!bp.sourcePackage.equals("android")) { 10215 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10216 + pkg.packageName + " attempting to redeclare permission " 10217 + perm.info.name + " already owned by " + bp.sourcePackage); 10218 res.origPermission = perm.info.name; 10219 res.origPackage = bp.sourcePackage; 10220 return; 10221 } else { 10222 Slog.w(TAG, "Package " + pkg.packageName 10223 + " attempting to redeclare system permission " 10224 + perm.info.name + "; ignoring new declaration"); 10225 pkg.permissions.remove(i); 10226 } 10227 } 10228 } 10229 } 10230 10231 // Check if installing already existing package 10232 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10233 String oldName = mSettings.mRenamedPackages.get(pkgName); 10234 if (pkg.mOriginalPackages != null 10235 && pkg.mOriginalPackages.contains(oldName) 10236 && mPackages.containsKey(oldName)) { 10237 // This package is derived from an original package, 10238 // and this device has been updating from that original 10239 // name. We must continue using the original name, so 10240 // rename the new package here. 10241 pkg.setPackageName(oldName); 10242 pkgName = pkg.packageName; 10243 replace = true; 10244 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10245 + oldName + " pkgName=" + pkgName); 10246 } else if (mPackages.containsKey(pkgName)) { 10247 // This package, under its official name, already exists 10248 // on the device; we should replace it. 10249 replace = true; 10250 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10251 } 10252 } 10253 PackageSetting ps = mSettings.mPackages.get(pkgName); 10254 if (ps != null) { 10255 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10256 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10257 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10258 systemApp = (ps.pkg.applicationInfo.flags & 10259 ApplicationInfo.FLAG_SYSTEM) != 0; 10260 } 10261 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10262 } 10263 } 10264 10265 if (systemApp && onSd) { 10266 // Disable updates to system apps on sdcard 10267 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10268 "Cannot install updates to system apps on sdcard"); 10269 return; 10270 } 10271 10272 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10273 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10274 return; 10275 } 10276 10277 if (replace) { 10278 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10279 installerPackageName, res); 10280 } else { 10281 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10282 args.user, installerPackageName, res); 10283 } 10284 synchronized (mPackages) { 10285 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10286 if (ps != null) { 10287 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10288 } 10289 } 10290 } 10291 10292 private static boolean isForwardLocked(PackageParser.Package pkg) { 10293 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10294 } 10295 10296 private static boolean isForwardLocked(ApplicationInfo info) { 10297 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10298 } 10299 10300 private boolean isForwardLocked(PackageSetting ps) { 10301 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10302 } 10303 10304 private static boolean isMultiArch(PackageSetting ps) { 10305 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10306 } 10307 10308 private static boolean isMultiArch(ApplicationInfo info) { 10309 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10310 } 10311 10312 private static boolean isExternal(PackageParser.Package pkg) { 10313 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10314 } 10315 10316 private static boolean isExternal(PackageSetting ps) { 10317 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10318 } 10319 10320 private static boolean isExternal(ApplicationInfo info) { 10321 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10322 } 10323 10324 private static boolean isSystemApp(PackageParser.Package pkg) { 10325 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10326 } 10327 10328 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10329 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10330 } 10331 10332 private static boolean isSystemApp(ApplicationInfo info) { 10333 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10334 } 10335 10336 private static boolean isSystemApp(PackageSetting ps) { 10337 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10338 } 10339 10340 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10341 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10342 } 10343 10344 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10345 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10346 } 10347 10348 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10349 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10350 } 10351 10352 private int packageFlagsToInstallFlags(PackageSetting ps) { 10353 int installFlags = 0; 10354 if (isExternal(ps)) { 10355 installFlags |= PackageManager.INSTALL_EXTERNAL; 10356 } 10357 if (isForwardLocked(ps)) { 10358 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10359 } 10360 return installFlags; 10361 } 10362 10363 private void deleteTempPackageFiles() { 10364 final FilenameFilter filter = new FilenameFilter() { 10365 public boolean accept(File dir, String name) { 10366 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10367 } 10368 }; 10369 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10370 file.delete(); 10371 } 10372 } 10373 10374 @Override 10375 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10376 int flags) { 10377 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10378 flags); 10379 } 10380 10381 @Override 10382 public void deletePackage(final String packageName, 10383 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10384 mContext.enforceCallingOrSelfPermission( 10385 android.Manifest.permission.DELETE_PACKAGES, null); 10386 final int uid = Binder.getCallingUid(); 10387 if (UserHandle.getUserId(uid) != userId) { 10388 mContext.enforceCallingPermission( 10389 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10390 "deletePackage for user " + userId); 10391 } 10392 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10393 try { 10394 observer.onPackageDeleted(packageName, 10395 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10396 } catch (RemoteException re) { 10397 } 10398 return; 10399 } 10400 10401 boolean uninstallBlocked = false; 10402 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10403 int[] users = sUserManager.getUserIds(); 10404 for (int i = 0; i < users.length; ++i) { 10405 if (getBlockUninstallForUser(packageName, users[i])) { 10406 uninstallBlocked = true; 10407 break; 10408 } 10409 } 10410 } else { 10411 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10412 } 10413 if (uninstallBlocked) { 10414 try { 10415 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10416 null); 10417 } catch (RemoteException re) { 10418 } 10419 return; 10420 } 10421 10422 if (DEBUG_REMOVE) { 10423 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10424 } 10425 // Queue up an async operation since the package deletion may take a little while. 10426 mHandler.post(new Runnable() { 10427 public void run() { 10428 mHandler.removeCallbacks(this); 10429 final int returnCode = deletePackageX(packageName, userId, flags); 10430 if (observer != null) { 10431 try { 10432 observer.onPackageDeleted(packageName, returnCode, null); 10433 } catch (RemoteException e) { 10434 Log.i(TAG, "Observer no longer exists."); 10435 } //end catch 10436 } //end if 10437 } //end run 10438 }); 10439 } 10440 10441 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10442 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10443 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10444 try { 10445 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10446 || dpm.isDeviceOwner(packageName))) { 10447 return true; 10448 } 10449 } catch (RemoteException e) { 10450 } 10451 return false; 10452 } 10453 10454 /** 10455 * This method is an internal method that could be get invoked either 10456 * to delete an installed package or to clean up a failed installation. 10457 * After deleting an installed package, a broadcast is sent to notify any 10458 * listeners that the package has been installed. For cleaning up a failed 10459 * installation, the broadcast is not necessary since the package's 10460 * installation wouldn't have sent the initial broadcast either 10461 * The key steps in deleting a package are 10462 * deleting the package information in internal structures like mPackages, 10463 * deleting the packages base directories through installd 10464 * updating mSettings to reflect current status 10465 * persisting settings for later use 10466 * sending a broadcast if necessary 10467 */ 10468 private int deletePackageX(String packageName, int userId, int flags) { 10469 final PackageRemovedInfo info = new PackageRemovedInfo(); 10470 final boolean res; 10471 10472 if (isPackageDeviceAdmin(packageName, userId)) { 10473 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10474 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10475 } 10476 10477 boolean removedForAllUsers = false; 10478 boolean systemUpdate = false; 10479 10480 // for the uninstall-updates case and restricted profiles, remember the per- 10481 // userhandle installed state 10482 int[] allUsers; 10483 boolean[] perUserInstalled; 10484 synchronized (mPackages) { 10485 PackageSetting ps = mSettings.mPackages.get(packageName); 10486 allUsers = sUserManager.getUserIds(); 10487 perUserInstalled = new boolean[allUsers.length]; 10488 for (int i = 0; i < allUsers.length; i++) { 10489 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10490 } 10491 } 10492 10493 synchronized (mInstallLock) { 10494 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10495 res = deletePackageLI(packageName, 10496 (flags & PackageManager.DELETE_ALL_USERS) != 0 10497 ? UserHandle.ALL : new UserHandle(userId), 10498 true, allUsers, perUserInstalled, 10499 flags | REMOVE_CHATTY, info, true); 10500 systemUpdate = info.isRemovedPackageSystemUpdate; 10501 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10502 removedForAllUsers = true; 10503 } 10504 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10505 + " removedForAllUsers=" + removedForAllUsers); 10506 } 10507 10508 if (res) { 10509 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10510 10511 // If the removed package was a system update, the old system package 10512 // was re-enabled; we need to broadcast this information 10513 if (systemUpdate) { 10514 Bundle extras = new Bundle(1); 10515 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10516 ? info.removedAppId : info.uid); 10517 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10518 10519 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10520 extras, null, null, null); 10521 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10522 extras, null, null, null); 10523 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10524 null, packageName, null, null); 10525 } 10526 } 10527 // Force a gc here. 10528 Runtime.getRuntime().gc(); 10529 // Delete the resources here after sending the broadcast to let 10530 // other processes clean up before deleting resources. 10531 if (info.args != null) { 10532 synchronized (mInstallLock) { 10533 info.args.doPostDeleteLI(true); 10534 } 10535 } 10536 10537 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10538 } 10539 10540 static class PackageRemovedInfo { 10541 String removedPackage; 10542 int uid = -1; 10543 int removedAppId = -1; 10544 int[] removedUsers = null; 10545 boolean isRemovedPackageSystemUpdate = false; 10546 // Clean up resources deleted packages. 10547 InstallArgs args = null; 10548 10549 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10550 Bundle extras = new Bundle(1); 10551 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10552 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10553 if (replacing) { 10554 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10555 } 10556 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10557 if (removedPackage != null) { 10558 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10559 extras, null, null, removedUsers); 10560 if (fullRemove && !replacing) { 10561 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10562 extras, null, null, removedUsers); 10563 } 10564 } 10565 if (removedAppId >= 0) { 10566 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10567 removedUsers); 10568 } 10569 } 10570 } 10571 10572 /* 10573 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10574 * flag is not set, the data directory is removed as well. 10575 * make sure this flag is set for partially installed apps. If not its meaningless to 10576 * delete a partially installed application. 10577 */ 10578 private void removePackageDataLI(PackageSetting ps, 10579 int[] allUserHandles, boolean[] perUserInstalled, 10580 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10581 String packageName = ps.name; 10582 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10583 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10584 // Retrieve object to delete permissions for shared user later on 10585 final PackageSetting deletedPs; 10586 // reader 10587 synchronized (mPackages) { 10588 deletedPs = mSettings.mPackages.get(packageName); 10589 if (outInfo != null) { 10590 outInfo.removedPackage = packageName; 10591 outInfo.removedUsers = deletedPs != null 10592 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10593 : null; 10594 } 10595 } 10596 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10597 removeDataDirsLI(packageName); 10598 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10599 } 10600 // writer 10601 synchronized (mPackages) { 10602 if (deletedPs != null) { 10603 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10604 if (outInfo != null) { 10605 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10606 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10607 } 10608 if (deletedPs != null) { 10609 updatePermissionsLPw(deletedPs.name, null, 0); 10610 if (deletedPs.sharedUser != null) { 10611 // remove permissions associated with package 10612 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10613 } 10614 } 10615 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10616 } 10617 // make sure to preserve per-user disabled state if this removal was just 10618 // a downgrade of a system app to the factory package 10619 if (allUserHandles != null && perUserInstalled != null) { 10620 if (DEBUG_REMOVE) { 10621 Slog.d(TAG, "Propagating install state across downgrade"); 10622 } 10623 for (int i = 0; i < allUserHandles.length; i++) { 10624 if (DEBUG_REMOVE) { 10625 Slog.d(TAG, " user " + allUserHandles[i] 10626 + " => " + perUserInstalled[i]); 10627 } 10628 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10629 } 10630 } 10631 } 10632 // can downgrade to reader 10633 if (writeSettings) { 10634 // Save settings now 10635 mSettings.writeLPr(); 10636 } 10637 } 10638 if (outInfo != null) { 10639 // A user ID was deleted here. Go through all users and remove it 10640 // from KeyStore. 10641 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10642 } 10643 } 10644 10645 static boolean locationIsPrivileged(File path) { 10646 try { 10647 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10648 .getCanonicalPath(); 10649 return path.getCanonicalPath().startsWith(privilegedAppDir); 10650 } catch (IOException e) { 10651 Slog.e(TAG, "Unable to access code path " + path); 10652 } 10653 return false; 10654 } 10655 10656 /* 10657 * Tries to delete system package. 10658 */ 10659 private boolean deleteSystemPackageLI(PackageSetting newPs, 10660 int[] allUserHandles, boolean[] perUserInstalled, 10661 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10662 final boolean applyUserRestrictions 10663 = (allUserHandles != null) && (perUserInstalled != null); 10664 PackageSetting disabledPs = null; 10665 // Confirm if the system package has been updated 10666 // An updated system app can be deleted. This will also have to restore 10667 // the system pkg from system partition 10668 // reader 10669 synchronized (mPackages) { 10670 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10671 } 10672 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10673 + " disabledPs=" + disabledPs); 10674 if (disabledPs == null) { 10675 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10676 return false; 10677 } else if (DEBUG_REMOVE) { 10678 Slog.d(TAG, "Deleting system pkg from data partition"); 10679 } 10680 if (DEBUG_REMOVE) { 10681 if (applyUserRestrictions) { 10682 Slog.d(TAG, "Remembering install states:"); 10683 for (int i = 0; i < allUserHandles.length; i++) { 10684 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10685 } 10686 } 10687 } 10688 // Delete the updated package 10689 outInfo.isRemovedPackageSystemUpdate = true; 10690 if (disabledPs.versionCode < newPs.versionCode) { 10691 // Delete data for downgrades 10692 flags &= ~PackageManager.DELETE_KEEP_DATA; 10693 } else { 10694 // Preserve data by setting flag 10695 flags |= PackageManager.DELETE_KEEP_DATA; 10696 } 10697 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10698 allUserHandles, perUserInstalled, outInfo, writeSettings); 10699 if (!ret) { 10700 return false; 10701 } 10702 // writer 10703 synchronized (mPackages) { 10704 // Reinstate the old system package 10705 mSettings.enableSystemPackageLPw(newPs.name); 10706 // Remove any native libraries from the upgraded package. 10707 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10708 } 10709 // Install the system package 10710 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10711 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10712 if (locationIsPrivileged(disabledPs.codePath)) { 10713 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10714 } 10715 10716 final PackageParser.Package newPkg; 10717 try { 10718 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10719 } catch (PackageManagerException e) { 10720 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10721 return false; 10722 } 10723 10724 // writer 10725 synchronized (mPackages) { 10726 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10727 updatePermissionsLPw(newPkg.packageName, newPkg, 10728 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10729 if (applyUserRestrictions) { 10730 if (DEBUG_REMOVE) { 10731 Slog.d(TAG, "Propagating install state across reinstall"); 10732 } 10733 for (int i = 0; i < allUserHandles.length; i++) { 10734 if (DEBUG_REMOVE) { 10735 Slog.d(TAG, " user " + allUserHandles[i] 10736 + " => " + perUserInstalled[i]); 10737 } 10738 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10739 } 10740 // Regardless of writeSettings we need to ensure that this restriction 10741 // state propagation is persisted 10742 mSettings.writeAllUsersPackageRestrictionsLPr(); 10743 } 10744 // can downgrade to reader here 10745 if (writeSettings) { 10746 mSettings.writeLPr(); 10747 } 10748 } 10749 return true; 10750 } 10751 10752 private boolean deleteInstalledPackageLI(PackageSetting ps, 10753 boolean deleteCodeAndResources, int flags, 10754 int[] allUserHandles, boolean[] perUserInstalled, 10755 PackageRemovedInfo outInfo, boolean writeSettings) { 10756 if (outInfo != null) { 10757 outInfo.uid = ps.appId; 10758 } 10759 10760 // Delete package data from internal structures and also remove data if flag is set 10761 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10762 10763 // Delete application code and resources 10764 if (deleteCodeAndResources && (outInfo != null)) { 10765 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10766 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10767 getAppDexInstructionSets(ps)); 10768 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10769 } 10770 return true; 10771 } 10772 10773 @Override 10774 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10775 int userId) { 10776 mContext.enforceCallingOrSelfPermission( 10777 android.Manifest.permission.DELETE_PACKAGES, null); 10778 synchronized (mPackages) { 10779 PackageSetting ps = mSettings.mPackages.get(packageName); 10780 if (ps == null) { 10781 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10782 return false; 10783 } 10784 if (!ps.getInstalled(userId)) { 10785 // Can't block uninstall for an app that is not installed or enabled. 10786 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10787 return false; 10788 } 10789 ps.setBlockUninstall(blockUninstall, userId); 10790 mSettings.writePackageRestrictionsLPr(userId); 10791 } 10792 return true; 10793 } 10794 10795 @Override 10796 public boolean getBlockUninstallForUser(String packageName, int userId) { 10797 synchronized (mPackages) { 10798 PackageSetting ps = mSettings.mPackages.get(packageName); 10799 if (ps == null) { 10800 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10801 return false; 10802 } 10803 return ps.getBlockUninstall(userId); 10804 } 10805 } 10806 10807 /* 10808 * This method handles package deletion in general 10809 */ 10810 private boolean deletePackageLI(String packageName, UserHandle user, 10811 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10812 int flags, PackageRemovedInfo outInfo, 10813 boolean writeSettings) { 10814 if (packageName == null) { 10815 Slog.w(TAG, "Attempt to delete null packageName."); 10816 return false; 10817 } 10818 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10819 PackageSetting ps; 10820 boolean dataOnly = false; 10821 int removeUser = -1; 10822 int appId = -1; 10823 synchronized (mPackages) { 10824 ps = mSettings.mPackages.get(packageName); 10825 if (ps == null) { 10826 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10827 return false; 10828 } 10829 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10830 && user.getIdentifier() != UserHandle.USER_ALL) { 10831 // The caller is asking that the package only be deleted for a single 10832 // user. To do this, we just mark its uninstalled state and delete 10833 // its data. If this is a system app, we only allow this to happen if 10834 // they have set the special DELETE_SYSTEM_APP which requests different 10835 // semantics than normal for uninstalling system apps. 10836 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10837 ps.setUserState(user.getIdentifier(), 10838 COMPONENT_ENABLED_STATE_DEFAULT, 10839 false, //installed 10840 true, //stopped 10841 true, //notLaunched 10842 false, //hidden 10843 null, null, null, 10844 false // blockUninstall 10845 ); 10846 if (!isSystemApp(ps)) { 10847 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10848 // Other user still have this package installed, so all 10849 // we need to do is clear this user's data and save that 10850 // it is uninstalled. 10851 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10852 removeUser = user.getIdentifier(); 10853 appId = ps.appId; 10854 mSettings.writePackageRestrictionsLPr(removeUser); 10855 } else { 10856 // We need to set it back to 'installed' so the uninstall 10857 // broadcasts will be sent correctly. 10858 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10859 ps.setInstalled(true, user.getIdentifier()); 10860 } 10861 } else { 10862 // This is a system app, so we assume that the 10863 // other users still have this package installed, so all 10864 // we need to do is clear this user's data and save that 10865 // it is uninstalled. 10866 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10867 removeUser = user.getIdentifier(); 10868 appId = ps.appId; 10869 mSettings.writePackageRestrictionsLPr(removeUser); 10870 } 10871 } 10872 } 10873 10874 if (removeUser >= 0) { 10875 // From above, we determined that we are deleting this only 10876 // for a single user. Continue the work here. 10877 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10878 if (outInfo != null) { 10879 outInfo.removedPackage = packageName; 10880 outInfo.removedAppId = appId; 10881 outInfo.removedUsers = new int[] {removeUser}; 10882 } 10883 mInstaller.clearUserData(packageName, removeUser); 10884 removeKeystoreDataIfNeeded(removeUser, appId); 10885 schedulePackageCleaning(packageName, removeUser, false); 10886 return true; 10887 } 10888 10889 if (dataOnly) { 10890 // Delete application data first 10891 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10892 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10893 return true; 10894 } 10895 10896 boolean ret = false; 10897 if (isSystemApp(ps)) { 10898 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10899 // When an updated system application is deleted we delete the existing resources as well and 10900 // fall back to existing code in system partition 10901 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10902 flags, outInfo, writeSettings); 10903 } else { 10904 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10905 // Kill application pre-emptively especially for apps on sd. 10906 killApplication(packageName, ps.appId, "uninstall pkg"); 10907 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10908 allUserHandles, perUserInstalled, 10909 outInfo, writeSettings); 10910 } 10911 10912 return ret; 10913 } 10914 10915 private final class ClearStorageConnection implements ServiceConnection { 10916 IMediaContainerService mContainerService; 10917 10918 @Override 10919 public void onServiceConnected(ComponentName name, IBinder service) { 10920 synchronized (this) { 10921 mContainerService = IMediaContainerService.Stub.asInterface(service); 10922 notifyAll(); 10923 } 10924 } 10925 10926 @Override 10927 public void onServiceDisconnected(ComponentName name) { 10928 } 10929 } 10930 10931 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10932 final boolean mounted; 10933 if (Environment.isExternalStorageEmulated()) { 10934 mounted = true; 10935 } else { 10936 final String status = Environment.getExternalStorageState(); 10937 10938 mounted = status.equals(Environment.MEDIA_MOUNTED) 10939 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10940 } 10941 10942 if (!mounted) { 10943 return; 10944 } 10945 10946 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10947 int[] users; 10948 if (userId == UserHandle.USER_ALL) { 10949 users = sUserManager.getUserIds(); 10950 } else { 10951 users = new int[] { userId }; 10952 } 10953 final ClearStorageConnection conn = new ClearStorageConnection(); 10954 if (mContext.bindServiceAsUser( 10955 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10956 try { 10957 for (int curUser : users) { 10958 long timeout = SystemClock.uptimeMillis() + 5000; 10959 synchronized (conn) { 10960 long now = SystemClock.uptimeMillis(); 10961 while (conn.mContainerService == null && now < timeout) { 10962 try { 10963 conn.wait(timeout - now); 10964 } catch (InterruptedException e) { 10965 } 10966 } 10967 } 10968 if (conn.mContainerService == null) { 10969 return; 10970 } 10971 10972 final UserEnvironment userEnv = new UserEnvironment(curUser); 10973 clearDirectory(conn.mContainerService, 10974 userEnv.buildExternalStorageAppCacheDirs(packageName)); 10975 if (allData) { 10976 clearDirectory(conn.mContainerService, 10977 userEnv.buildExternalStorageAppDataDirs(packageName)); 10978 clearDirectory(conn.mContainerService, 10979 userEnv.buildExternalStorageAppMediaDirs(packageName)); 10980 } 10981 } 10982 } finally { 10983 mContext.unbindService(conn); 10984 } 10985 } 10986 } 10987 10988 @Override 10989 public void clearApplicationUserData(final String packageName, 10990 final IPackageDataObserver observer, final int userId) { 10991 mContext.enforceCallingOrSelfPermission( 10992 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 10993 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 10994 // Queue up an async operation since the package deletion may take a little while. 10995 mHandler.post(new Runnable() { 10996 public void run() { 10997 mHandler.removeCallbacks(this); 10998 final boolean succeeded; 10999 synchronized (mInstallLock) { 11000 succeeded = clearApplicationUserDataLI(packageName, userId); 11001 } 11002 clearExternalStorageDataSync(packageName, userId, true); 11003 if (succeeded) { 11004 // invoke DeviceStorageMonitor's update method to clear any notifications 11005 DeviceStorageMonitorInternal 11006 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11007 if (dsm != null) { 11008 dsm.checkMemory(); 11009 } 11010 } 11011 if(observer != null) { 11012 try { 11013 observer.onRemoveCompleted(packageName, succeeded); 11014 } catch (RemoteException e) { 11015 Log.i(TAG, "Observer no longer exists."); 11016 } 11017 } //end if observer 11018 } //end run 11019 }); 11020 } 11021 11022 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11023 if (packageName == null) { 11024 Slog.w(TAG, "Attempt to delete null packageName."); 11025 return false; 11026 } 11027 11028 // Try finding details about the requested package 11029 PackageParser.Package pkg; 11030 synchronized (mPackages) { 11031 pkg = mPackages.get(packageName); 11032 if (pkg == null) { 11033 final PackageSetting ps = mSettings.mPackages.get(packageName); 11034 if (ps != null) { 11035 pkg = ps.pkg; 11036 } 11037 } 11038 } 11039 11040 if (pkg == null) { 11041 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11042 } 11043 11044 // Always delete data directories for package, even if we found no other 11045 // record of app. This helps users recover from UID mismatches without 11046 // resorting to a full data wipe. 11047 int retCode = mInstaller.clearUserData(packageName, userId); 11048 if (retCode < 0) { 11049 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 11050 return false; 11051 } 11052 11053 if (pkg == null) { 11054 return false; 11055 } 11056 11057 if (pkg != null && pkg.applicationInfo != null) { 11058 final int appId = pkg.applicationInfo.uid; 11059 removeKeystoreDataIfNeeded(userId, appId); 11060 } 11061 11062 // Create a native library symlink only if we have native libraries 11063 // and if the native libraries are 32 bit libraries. We do not provide 11064 // this symlink for 64 bit libraries. 11065 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11066 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11067 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11068 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11069 Slog.w(TAG, "Failed linking native library dir"); 11070 return false; 11071 } 11072 } 11073 11074 return true; 11075 } 11076 11077 /** 11078 * Remove entries from the keystore daemon. Will only remove it if the 11079 * {@code appId} is valid. 11080 */ 11081 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11082 if (appId < 0) { 11083 return; 11084 } 11085 11086 final KeyStore keyStore = KeyStore.getInstance(); 11087 if (keyStore != null) { 11088 if (userId == UserHandle.USER_ALL) { 11089 for (final int individual : sUserManager.getUserIds()) { 11090 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11091 } 11092 } else { 11093 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11094 } 11095 } else { 11096 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11097 } 11098 } 11099 11100 @Override 11101 public void deleteApplicationCacheFiles(final String packageName, 11102 final IPackageDataObserver observer) { 11103 mContext.enforceCallingOrSelfPermission( 11104 android.Manifest.permission.DELETE_CACHE_FILES, null); 11105 // Queue up an async operation since the package deletion may take a little while. 11106 final int userId = UserHandle.getCallingUserId(); 11107 mHandler.post(new Runnable() { 11108 public void run() { 11109 mHandler.removeCallbacks(this); 11110 final boolean succeded; 11111 synchronized (mInstallLock) { 11112 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11113 } 11114 clearExternalStorageDataSync(packageName, userId, false); 11115 if(observer != null) { 11116 try { 11117 observer.onRemoveCompleted(packageName, succeded); 11118 } catch (RemoteException e) { 11119 Log.i(TAG, "Observer no longer exists."); 11120 } 11121 } //end if observer 11122 } //end run 11123 }); 11124 } 11125 11126 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11127 if (packageName == null) { 11128 Slog.w(TAG, "Attempt to delete null packageName."); 11129 return false; 11130 } 11131 PackageParser.Package p; 11132 synchronized (mPackages) { 11133 p = mPackages.get(packageName); 11134 } 11135 if (p == null) { 11136 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11137 return false; 11138 } 11139 final ApplicationInfo applicationInfo = p.applicationInfo; 11140 if (applicationInfo == null) { 11141 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11142 return false; 11143 } 11144 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11145 if (retCode < 0) { 11146 Slog.w(TAG, "Couldn't remove cache files for package: " 11147 + packageName + " u" + userId); 11148 return false; 11149 } 11150 return true; 11151 } 11152 11153 @Override 11154 public void getPackageSizeInfo(final String packageName, int userHandle, 11155 final IPackageStatsObserver observer) { 11156 mContext.enforceCallingOrSelfPermission( 11157 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11158 if (packageName == null) { 11159 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11160 } 11161 11162 PackageStats stats = new PackageStats(packageName, userHandle); 11163 11164 /* 11165 * Queue up an async operation since the package measurement may take a 11166 * little while. 11167 */ 11168 Message msg = mHandler.obtainMessage(INIT_COPY); 11169 msg.obj = new MeasureParams(stats, observer); 11170 mHandler.sendMessage(msg); 11171 } 11172 11173 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11174 PackageStats pStats) { 11175 if (packageName == null) { 11176 Slog.w(TAG, "Attempt to get size of null packageName."); 11177 return false; 11178 } 11179 PackageParser.Package p; 11180 boolean dataOnly = false; 11181 String libDirRoot = null; 11182 String asecPath = null; 11183 PackageSetting ps = null; 11184 synchronized (mPackages) { 11185 p = mPackages.get(packageName); 11186 ps = mSettings.mPackages.get(packageName); 11187 if(p == null) { 11188 dataOnly = true; 11189 if((ps == null) || (ps.pkg == null)) { 11190 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11191 return false; 11192 } 11193 p = ps.pkg; 11194 } 11195 if (ps != null) { 11196 libDirRoot = ps.legacyNativeLibraryPathString; 11197 } 11198 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11199 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11200 if (secureContainerId != null) { 11201 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11202 } 11203 } 11204 } 11205 String publicSrcDir = null; 11206 if(!dataOnly) { 11207 final ApplicationInfo applicationInfo = p.applicationInfo; 11208 if (applicationInfo == null) { 11209 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11210 return false; 11211 } 11212 if (isForwardLocked(p)) { 11213 publicSrcDir = applicationInfo.getBaseResourcePath(); 11214 } 11215 } 11216 // TODO: extend to measure size of split APKs 11217 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11218 // not just the first level. 11219 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11220 // just the primary. 11221 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11222 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11223 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11224 if (res < 0) { 11225 return false; 11226 } 11227 11228 // Fix-up for forward-locked applications in ASEC containers. 11229 if (!isExternal(p)) { 11230 pStats.codeSize += pStats.externalCodeSize; 11231 pStats.externalCodeSize = 0L; 11232 } 11233 11234 return true; 11235 } 11236 11237 11238 @Override 11239 public void addPackageToPreferred(String packageName) { 11240 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11241 } 11242 11243 @Override 11244 public void removePackageFromPreferred(String packageName) { 11245 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11246 } 11247 11248 @Override 11249 public List<PackageInfo> getPreferredPackages(int flags) { 11250 return new ArrayList<PackageInfo>(); 11251 } 11252 11253 private int getUidTargetSdkVersionLockedLPr(int uid) { 11254 Object obj = mSettings.getUserIdLPr(uid); 11255 if (obj instanceof SharedUserSetting) { 11256 final SharedUserSetting sus = (SharedUserSetting) obj; 11257 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11258 final Iterator<PackageSetting> it = sus.packages.iterator(); 11259 while (it.hasNext()) { 11260 final PackageSetting ps = it.next(); 11261 if (ps.pkg != null) { 11262 int v = ps.pkg.applicationInfo.targetSdkVersion; 11263 if (v < vers) vers = v; 11264 } 11265 } 11266 return vers; 11267 } else if (obj instanceof PackageSetting) { 11268 final PackageSetting ps = (PackageSetting) obj; 11269 if (ps.pkg != null) { 11270 return ps.pkg.applicationInfo.targetSdkVersion; 11271 } 11272 } 11273 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11274 } 11275 11276 @Override 11277 public void addPreferredActivity(IntentFilter filter, int match, 11278 ComponentName[] set, ComponentName activity, int userId) { 11279 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11280 "Adding preferred"); 11281 } 11282 11283 private void addPreferredActivityInternal(IntentFilter filter, int match, 11284 ComponentName[] set, ComponentName activity, boolean always, int userId, 11285 String opname) { 11286 // writer 11287 int callingUid = Binder.getCallingUid(); 11288 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 11289 if (filter.countActions() == 0) { 11290 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11291 return; 11292 } 11293 synchronized (mPackages) { 11294 if (mContext.checkCallingOrSelfPermission( 11295 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11296 != PackageManager.PERMISSION_GRANTED) { 11297 if (getUidTargetSdkVersionLockedLPr(callingUid) 11298 < Build.VERSION_CODES.FROYO) { 11299 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11300 + callingUid); 11301 return; 11302 } 11303 mContext.enforceCallingOrSelfPermission( 11304 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11305 } 11306 11307 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11308 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11309 + userId + ":"); 11310 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11311 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11312 mSettings.writePackageRestrictionsLPr(userId); 11313 } 11314 } 11315 11316 @Override 11317 public void replacePreferredActivity(IntentFilter filter, int match, 11318 ComponentName[] set, ComponentName activity, int userId) { 11319 if (filter.countActions() != 1) { 11320 throw new IllegalArgumentException( 11321 "replacePreferredActivity expects filter to have only 1 action."); 11322 } 11323 if (filter.countDataAuthorities() != 0 11324 || filter.countDataPaths() != 0 11325 || filter.countDataSchemes() > 1 11326 || filter.countDataTypes() != 0) { 11327 throw new IllegalArgumentException( 11328 "replacePreferredActivity expects filter to have no data authorities, " + 11329 "paths, or types; and at most one scheme."); 11330 } 11331 11332 final int callingUid = Binder.getCallingUid(); 11333 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 11334 synchronized (mPackages) { 11335 if (mContext.checkCallingOrSelfPermission( 11336 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11337 != PackageManager.PERMISSION_GRANTED) { 11338 if (getUidTargetSdkVersionLockedLPr(callingUid) 11339 < Build.VERSION_CODES.FROYO) { 11340 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11341 + Binder.getCallingUid()); 11342 return; 11343 } 11344 mContext.enforceCallingOrSelfPermission( 11345 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11346 } 11347 11348 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11349 if (pir != null) { 11350 // Get all of the existing entries that exactly match this filter. 11351 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11352 if (existing != null && existing.size() == 1) { 11353 PreferredActivity cur = existing.get(0); 11354 if (DEBUG_PREFERRED) { 11355 Slog.i(TAG, "Checking replace of preferred:"); 11356 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11357 if (!cur.mPref.mAlways) { 11358 Slog.i(TAG, " -- CUR; not mAlways!"); 11359 } else { 11360 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11361 Slog.i(TAG, " -- CUR: mSet=" 11362 + Arrays.toString(cur.mPref.mSetComponents)); 11363 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11364 Slog.i(TAG, " -- NEW: mMatch=" 11365 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11366 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11367 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11368 } 11369 } 11370 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11371 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11372 && cur.mPref.sameSet(set)) { 11373 // Setting the preferred activity to what it happens to be already 11374 if (DEBUG_PREFERRED) { 11375 Slog.i(TAG, "Replacing with same preferred activity " 11376 + cur.mPref.mShortComponent + " for user " 11377 + userId + ":"); 11378 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11379 } 11380 return; 11381 } 11382 } 11383 11384 if (existing != null) { 11385 if (DEBUG_PREFERRED) { 11386 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11387 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11388 } 11389 for (int i = 0; i < existing.size(); i++) { 11390 PreferredActivity pa = existing.get(i); 11391 if (DEBUG_PREFERRED) { 11392 Slog.i(TAG, "Removing existing preferred activity " 11393 + pa.mPref.mComponent + ":"); 11394 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11395 } 11396 pir.removeFilter(pa); 11397 } 11398 } 11399 } 11400 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11401 "Replacing preferred"); 11402 } 11403 } 11404 11405 @Override 11406 public void clearPackagePreferredActivities(String packageName) { 11407 final int uid = Binder.getCallingUid(); 11408 // writer 11409 synchronized (mPackages) { 11410 PackageParser.Package pkg = mPackages.get(packageName); 11411 if (pkg == null || pkg.applicationInfo.uid != uid) { 11412 if (mContext.checkCallingOrSelfPermission( 11413 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11414 != PackageManager.PERMISSION_GRANTED) { 11415 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11416 < Build.VERSION_CODES.FROYO) { 11417 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11418 + Binder.getCallingUid()); 11419 return; 11420 } 11421 mContext.enforceCallingOrSelfPermission( 11422 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11423 } 11424 } 11425 11426 int user = UserHandle.getCallingUserId(); 11427 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11428 mSettings.writePackageRestrictionsLPr(user); 11429 scheduleWriteSettingsLocked(); 11430 } 11431 } 11432 } 11433 11434 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11435 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11436 ArrayList<PreferredActivity> removed = null; 11437 boolean changed = false; 11438 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11439 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11440 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11441 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11442 continue; 11443 } 11444 Iterator<PreferredActivity> it = pir.filterIterator(); 11445 while (it.hasNext()) { 11446 PreferredActivity pa = it.next(); 11447 // Mark entry for removal only if it matches the package name 11448 // and the entry is of type "always". 11449 if (packageName == null || 11450 (pa.mPref.mComponent.getPackageName().equals(packageName) 11451 && pa.mPref.mAlways)) { 11452 if (removed == null) { 11453 removed = new ArrayList<PreferredActivity>(); 11454 } 11455 removed.add(pa); 11456 } 11457 } 11458 if (removed != null) { 11459 for (int j=0; j<removed.size(); j++) { 11460 PreferredActivity pa = removed.get(j); 11461 pir.removeFilter(pa); 11462 } 11463 changed = true; 11464 } 11465 } 11466 return changed; 11467 } 11468 11469 @Override 11470 public void resetPreferredActivities(int userId) { 11471 /* TODO: Actually use userId. Why is it being passed in? */ 11472 mContext.enforceCallingOrSelfPermission( 11473 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11474 // writer 11475 synchronized (mPackages) { 11476 int user = UserHandle.getCallingUserId(); 11477 clearPackagePreferredActivitiesLPw(null, user); 11478 mSettings.readDefaultPreferredAppsLPw(this, user); 11479 mSettings.writePackageRestrictionsLPr(user); 11480 scheduleWriteSettingsLocked(); 11481 } 11482 } 11483 11484 @Override 11485 public int getPreferredActivities(List<IntentFilter> outFilters, 11486 List<ComponentName> outActivities, String packageName) { 11487 11488 int num = 0; 11489 final int userId = UserHandle.getCallingUserId(); 11490 // reader 11491 synchronized (mPackages) { 11492 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11493 if (pir != null) { 11494 final Iterator<PreferredActivity> it = pir.filterIterator(); 11495 while (it.hasNext()) { 11496 final PreferredActivity pa = it.next(); 11497 if (packageName == null 11498 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11499 && pa.mPref.mAlways)) { 11500 if (outFilters != null) { 11501 outFilters.add(new IntentFilter(pa)); 11502 } 11503 if (outActivities != null) { 11504 outActivities.add(pa.mPref.mComponent); 11505 } 11506 } 11507 } 11508 } 11509 } 11510 11511 return num; 11512 } 11513 11514 @Override 11515 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11516 int userId) { 11517 int callingUid = Binder.getCallingUid(); 11518 if (callingUid != Process.SYSTEM_UID) { 11519 throw new SecurityException( 11520 "addPersistentPreferredActivity can only be run by the system"); 11521 } 11522 if (filter.countActions() == 0) { 11523 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11524 return; 11525 } 11526 synchronized (mPackages) { 11527 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11528 " :"); 11529 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11530 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11531 new PersistentPreferredActivity(filter, activity)); 11532 mSettings.writePackageRestrictionsLPr(userId); 11533 } 11534 } 11535 11536 @Override 11537 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11538 int callingUid = Binder.getCallingUid(); 11539 if (callingUid != Process.SYSTEM_UID) { 11540 throw new SecurityException( 11541 "clearPackagePersistentPreferredActivities can only be run by the system"); 11542 } 11543 ArrayList<PersistentPreferredActivity> removed = null; 11544 boolean changed = false; 11545 synchronized (mPackages) { 11546 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11547 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11548 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11549 .valueAt(i); 11550 if (userId != thisUserId) { 11551 continue; 11552 } 11553 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11554 while (it.hasNext()) { 11555 PersistentPreferredActivity ppa = it.next(); 11556 // Mark entry for removal only if it matches the package name. 11557 if (ppa.mComponent.getPackageName().equals(packageName)) { 11558 if (removed == null) { 11559 removed = new ArrayList<PersistentPreferredActivity>(); 11560 } 11561 removed.add(ppa); 11562 } 11563 } 11564 if (removed != null) { 11565 for (int j=0; j<removed.size(); j++) { 11566 PersistentPreferredActivity ppa = removed.get(j); 11567 ppir.removeFilter(ppa); 11568 } 11569 changed = true; 11570 } 11571 } 11572 11573 if (changed) { 11574 mSettings.writePackageRestrictionsLPr(userId); 11575 } 11576 } 11577 } 11578 11579 @Override 11580 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11581 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11582 mContext.enforceCallingOrSelfPermission( 11583 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11584 int callingUid = Binder.getCallingUid(); 11585 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11586 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11587 if (intentFilter.countActions() == 0) { 11588 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11589 return; 11590 } 11591 synchronized (mPackages) { 11592 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11593 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11594 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11595 mSettings.writePackageRestrictionsLPr(sourceUserId); 11596 } 11597 } 11598 11599 @Override 11600 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11601 int ownerUserId) { 11602 mContext.enforceCallingOrSelfPermission( 11603 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11604 int callingUid = Binder.getCallingUid(); 11605 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11606 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11607 int callingUserId = UserHandle.getUserId(callingUid); 11608 synchronized (mPackages) { 11609 CrossProfileIntentResolver resolver = 11610 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11611 HashSet<CrossProfileIntentFilter> set = 11612 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11613 for (CrossProfileIntentFilter filter : set) { 11614 if (filter.getOwnerPackage().equals(ownerPackage) 11615 && filter.getOwnerUserId() == callingUserId) { 11616 resolver.removeFilter(filter); 11617 } 11618 } 11619 mSettings.writePackageRestrictionsLPr(sourceUserId); 11620 } 11621 } 11622 11623 // Enforcing that callingUid is owning pkg on userId 11624 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11625 // The system owns everything. 11626 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11627 return; 11628 } 11629 int callingUserId = UserHandle.getUserId(callingUid); 11630 if (callingUserId != userId) { 11631 throw new SecurityException("calling uid " + callingUid 11632 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11633 + callingUserId); 11634 } 11635 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11636 if (pi == null) { 11637 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11638 + callingUserId); 11639 } 11640 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11641 throw new SecurityException("Calling uid " + callingUid 11642 + " does not own package " + pkg); 11643 } 11644 } 11645 11646 @Override 11647 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11648 Intent intent = new Intent(Intent.ACTION_MAIN); 11649 intent.addCategory(Intent.CATEGORY_HOME); 11650 11651 final int callingUserId = UserHandle.getCallingUserId(); 11652 List<ResolveInfo> list = queryIntentActivities(intent, null, 11653 PackageManager.GET_META_DATA, callingUserId); 11654 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11655 true, false, false, callingUserId); 11656 11657 allHomeCandidates.clear(); 11658 if (list != null) { 11659 for (ResolveInfo ri : list) { 11660 allHomeCandidates.add(ri); 11661 } 11662 } 11663 return (preferred == null || preferred.activityInfo == null) 11664 ? null 11665 : new ComponentName(preferred.activityInfo.packageName, 11666 preferred.activityInfo.name); 11667 } 11668 11669 @Override 11670 public void setApplicationEnabledSetting(String appPackageName, 11671 int newState, int flags, int userId, String callingPackage) { 11672 if (!sUserManager.exists(userId)) return; 11673 if (callingPackage == null) { 11674 callingPackage = Integer.toString(Binder.getCallingUid()); 11675 } 11676 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11677 } 11678 11679 @Override 11680 public void setComponentEnabledSetting(ComponentName componentName, 11681 int newState, int flags, int userId) { 11682 if (!sUserManager.exists(userId)) return; 11683 setEnabledSetting(componentName.getPackageName(), 11684 componentName.getClassName(), newState, flags, userId, null); 11685 } 11686 11687 private void setEnabledSetting(final String packageName, String className, int newState, 11688 final int flags, int userId, String callingPackage) { 11689 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11690 || newState == COMPONENT_ENABLED_STATE_ENABLED 11691 || newState == COMPONENT_ENABLED_STATE_DISABLED 11692 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11693 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11694 throw new IllegalArgumentException("Invalid new component state: " 11695 + newState); 11696 } 11697 PackageSetting pkgSetting; 11698 final int uid = Binder.getCallingUid(); 11699 final int permission = mContext.checkCallingOrSelfPermission( 11700 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11701 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 11702 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11703 boolean sendNow = false; 11704 boolean isApp = (className == null); 11705 String componentName = isApp ? packageName : className; 11706 int packageUid = -1; 11707 ArrayList<String> components; 11708 11709 // writer 11710 synchronized (mPackages) { 11711 pkgSetting = mSettings.mPackages.get(packageName); 11712 if (pkgSetting == null) { 11713 if (className == null) { 11714 throw new IllegalArgumentException( 11715 "Unknown package: " + packageName); 11716 } 11717 throw new IllegalArgumentException( 11718 "Unknown component: " + packageName 11719 + "/" + className); 11720 } 11721 // Allow root and verify that userId is not being specified by a different user 11722 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11723 throw new SecurityException( 11724 "Permission Denial: attempt to change component state from pid=" 11725 + Binder.getCallingPid() 11726 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11727 } 11728 if (className == null) { 11729 // We're dealing with an application/package level state change 11730 if (pkgSetting.getEnabled(userId) == newState) { 11731 // Nothing to do 11732 return; 11733 } 11734 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11735 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11736 // Don't care about who enables an app. 11737 callingPackage = null; 11738 } 11739 pkgSetting.setEnabled(newState, userId, callingPackage); 11740 // pkgSetting.pkg.mSetEnabled = newState; 11741 } else { 11742 // We're dealing with a component level state change 11743 // First, verify that this is a valid class name. 11744 PackageParser.Package pkg = pkgSetting.pkg; 11745 if (pkg == null || !pkg.hasComponentClassName(className)) { 11746 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11747 throw new IllegalArgumentException("Component class " + className 11748 + " does not exist in " + packageName); 11749 } else { 11750 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11751 + className + " does not exist in " + packageName); 11752 } 11753 } 11754 switch (newState) { 11755 case COMPONENT_ENABLED_STATE_ENABLED: 11756 if (!pkgSetting.enableComponentLPw(className, userId)) { 11757 return; 11758 } 11759 break; 11760 case COMPONENT_ENABLED_STATE_DISABLED: 11761 if (!pkgSetting.disableComponentLPw(className, userId)) { 11762 return; 11763 } 11764 break; 11765 case COMPONENT_ENABLED_STATE_DEFAULT: 11766 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11767 return; 11768 } 11769 break; 11770 default: 11771 Slog.e(TAG, "Invalid new component state: " + newState); 11772 return; 11773 } 11774 } 11775 mSettings.writePackageRestrictionsLPr(userId); 11776 components = mPendingBroadcasts.get(userId, packageName); 11777 final boolean newPackage = components == null; 11778 if (newPackage) { 11779 components = new ArrayList<String>(); 11780 } 11781 if (!components.contains(componentName)) { 11782 components.add(componentName); 11783 } 11784 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11785 sendNow = true; 11786 // Purge entry from pending broadcast list if another one exists already 11787 // since we are sending one right away. 11788 mPendingBroadcasts.remove(userId, packageName); 11789 } else { 11790 if (newPackage) { 11791 mPendingBroadcasts.put(userId, packageName, components); 11792 } 11793 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11794 // Schedule a message 11795 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11796 } 11797 } 11798 } 11799 11800 long callingId = Binder.clearCallingIdentity(); 11801 try { 11802 if (sendNow) { 11803 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11804 sendPackageChangedBroadcast(packageName, 11805 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11806 } 11807 } finally { 11808 Binder.restoreCallingIdentity(callingId); 11809 } 11810 } 11811 11812 private void sendPackageChangedBroadcast(String packageName, 11813 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11814 if (DEBUG_INSTALL) 11815 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11816 + componentNames); 11817 Bundle extras = new Bundle(4); 11818 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11819 String nameList[] = new String[componentNames.size()]; 11820 componentNames.toArray(nameList); 11821 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11822 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11823 extras.putInt(Intent.EXTRA_UID, packageUid); 11824 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11825 new int[] {UserHandle.getUserId(packageUid)}); 11826 } 11827 11828 @Override 11829 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11830 if (!sUserManager.exists(userId)) return; 11831 final int uid = Binder.getCallingUid(); 11832 final int permission = mContext.checkCallingOrSelfPermission( 11833 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11834 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11835 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 11836 // writer 11837 synchronized (mPackages) { 11838 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11839 uid, userId)) { 11840 scheduleWritePackageRestrictionsLocked(userId); 11841 } 11842 } 11843 } 11844 11845 @Override 11846 public String getInstallerPackageName(String packageName) { 11847 // reader 11848 synchronized (mPackages) { 11849 return mSettings.getInstallerPackageNameLPr(packageName); 11850 } 11851 } 11852 11853 @Override 11854 public int getApplicationEnabledSetting(String packageName, int userId) { 11855 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11856 int uid = Binder.getCallingUid(); 11857 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 11858 // reader 11859 synchronized (mPackages) { 11860 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11861 } 11862 } 11863 11864 @Override 11865 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11866 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11867 int uid = Binder.getCallingUid(); 11868 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 11869 // reader 11870 synchronized (mPackages) { 11871 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11872 } 11873 } 11874 11875 @Override 11876 public void enterSafeMode() { 11877 enforceSystemOrRoot("Only the system can request entering safe mode"); 11878 11879 if (!mSystemReady) { 11880 mSafeMode = true; 11881 } 11882 } 11883 11884 @Override 11885 public void systemReady() { 11886 mSystemReady = true; 11887 11888 // Read the compatibilty setting when the system is ready. 11889 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11890 mContext.getContentResolver(), 11891 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11892 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11893 if (DEBUG_SETTINGS) { 11894 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11895 } 11896 11897 synchronized (mPackages) { 11898 // Verify that all of the preferred activity components actually 11899 // exist. It is possible for applications to be updated and at 11900 // that point remove a previously declared activity component that 11901 // had been set as a preferred activity. We try to clean this up 11902 // the next time we encounter that preferred activity, but it is 11903 // possible for the user flow to never be able to return to that 11904 // situation so here we do a sanity check to make sure we haven't 11905 // left any junk around. 11906 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11907 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11908 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11909 removed.clear(); 11910 for (PreferredActivity pa : pir.filterSet()) { 11911 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11912 removed.add(pa); 11913 } 11914 } 11915 if (removed.size() > 0) { 11916 for (int r=0; r<removed.size(); r++) { 11917 PreferredActivity pa = removed.get(r); 11918 Slog.w(TAG, "Removing dangling preferred activity: " 11919 + pa.mPref.mComponent); 11920 pir.removeFilter(pa); 11921 } 11922 mSettings.writePackageRestrictionsLPr( 11923 mSettings.mPreferredActivities.keyAt(i)); 11924 } 11925 } 11926 } 11927 sUserManager.systemReady(); 11928 11929 // Kick off any messages waiting for system ready 11930 if (mPostSystemReadyMessages != null) { 11931 for (Message msg : mPostSystemReadyMessages) { 11932 msg.sendToTarget(); 11933 } 11934 mPostSystemReadyMessages = null; 11935 } 11936 } 11937 11938 @Override 11939 public boolean isSafeMode() { 11940 return mSafeMode; 11941 } 11942 11943 @Override 11944 public boolean hasSystemUidErrors() { 11945 return mHasSystemUidErrors; 11946 } 11947 11948 static String arrayToString(int[] array) { 11949 StringBuffer buf = new StringBuffer(128); 11950 buf.append('['); 11951 if (array != null) { 11952 for (int i=0; i<array.length; i++) { 11953 if (i > 0) buf.append(", "); 11954 buf.append(array[i]); 11955 } 11956 } 11957 buf.append(']'); 11958 return buf.toString(); 11959 } 11960 11961 static class DumpState { 11962 public static final int DUMP_LIBS = 1 << 0; 11963 public static final int DUMP_FEATURES = 1 << 1; 11964 public static final int DUMP_RESOLVERS = 1 << 2; 11965 public static final int DUMP_PERMISSIONS = 1 << 3; 11966 public static final int DUMP_PACKAGES = 1 << 4; 11967 public static final int DUMP_SHARED_USERS = 1 << 5; 11968 public static final int DUMP_MESSAGES = 1 << 6; 11969 public static final int DUMP_PROVIDERS = 1 << 7; 11970 public static final int DUMP_VERIFIERS = 1 << 8; 11971 public static final int DUMP_PREFERRED = 1 << 9; 11972 public static final int DUMP_PREFERRED_XML = 1 << 10; 11973 public static final int DUMP_KEYSETS = 1 << 11; 11974 public static final int DUMP_VERSION = 1 << 12; 11975 public static final int DUMP_INSTALLS = 1 << 13; 11976 11977 public static final int OPTION_SHOW_FILTERS = 1 << 0; 11978 11979 private int mTypes; 11980 11981 private int mOptions; 11982 11983 private boolean mTitlePrinted; 11984 11985 private SharedUserSetting mSharedUser; 11986 11987 public boolean isDumping(int type) { 11988 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 11989 return true; 11990 } 11991 11992 return (mTypes & type) != 0; 11993 } 11994 11995 public void setDump(int type) { 11996 mTypes |= type; 11997 } 11998 11999 public boolean isOptionEnabled(int option) { 12000 return (mOptions & option) != 0; 12001 } 12002 12003 public void setOptionEnabled(int option) { 12004 mOptions |= option; 12005 } 12006 12007 public boolean onTitlePrinted() { 12008 final boolean printed = mTitlePrinted; 12009 mTitlePrinted = true; 12010 return printed; 12011 } 12012 12013 public boolean getTitlePrinted() { 12014 return mTitlePrinted; 12015 } 12016 12017 public void setTitlePrinted(boolean enabled) { 12018 mTitlePrinted = enabled; 12019 } 12020 12021 public SharedUserSetting getSharedUser() { 12022 return mSharedUser; 12023 } 12024 12025 public void setSharedUser(SharedUserSetting user) { 12026 mSharedUser = user; 12027 } 12028 } 12029 12030 @Override 12031 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12032 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12033 != PackageManager.PERMISSION_GRANTED) { 12034 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12035 + Binder.getCallingPid() 12036 + ", uid=" + Binder.getCallingUid() 12037 + " without permission " 12038 + android.Manifest.permission.DUMP); 12039 return; 12040 } 12041 12042 DumpState dumpState = new DumpState(); 12043 boolean fullPreferred = false; 12044 boolean checkin = false; 12045 12046 String packageName = null; 12047 12048 int opti = 0; 12049 while (opti < args.length) { 12050 String opt = args[opti]; 12051 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12052 break; 12053 } 12054 opti++; 12055 if ("-a".equals(opt)) { 12056 // Right now we only know how to print all. 12057 } else if ("-h".equals(opt)) { 12058 pw.println("Package manager dump options:"); 12059 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12060 pw.println(" --checkin: dump for a checkin"); 12061 pw.println(" -f: print details of intent filters"); 12062 pw.println(" -h: print this help"); 12063 pw.println(" cmd may be one of:"); 12064 pw.println(" l[ibraries]: list known shared libraries"); 12065 pw.println(" f[ibraries]: list device features"); 12066 pw.println(" k[eysets]: print known keysets"); 12067 pw.println(" r[esolvers]: dump intent resolvers"); 12068 pw.println(" perm[issions]: dump permissions"); 12069 pw.println(" pref[erred]: print preferred package settings"); 12070 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12071 pw.println(" prov[iders]: dump content providers"); 12072 pw.println(" p[ackages]: dump installed packages"); 12073 pw.println(" s[hared-users]: dump shared user IDs"); 12074 pw.println(" m[essages]: print collected runtime messages"); 12075 pw.println(" v[erifiers]: print package verifier info"); 12076 pw.println(" version: print database version info"); 12077 pw.println(" write: write current settings now"); 12078 pw.println(" <package.name>: info about given package"); 12079 pw.println(" installs: details about install sessions"); 12080 return; 12081 } else if ("--checkin".equals(opt)) { 12082 checkin = true; 12083 } else if ("-f".equals(opt)) { 12084 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12085 } else { 12086 pw.println("Unknown argument: " + opt + "; use -h for help"); 12087 } 12088 } 12089 12090 // Is the caller requesting to dump a particular piece of data? 12091 if (opti < args.length) { 12092 String cmd = args[opti]; 12093 opti++; 12094 // Is this a package name? 12095 if ("android".equals(cmd) || cmd.contains(".")) { 12096 packageName = cmd; 12097 // When dumping a single package, we always dump all of its 12098 // filter information since the amount of data will be reasonable. 12099 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12100 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12101 dumpState.setDump(DumpState.DUMP_LIBS); 12102 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12103 dumpState.setDump(DumpState.DUMP_FEATURES); 12104 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12105 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12106 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12107 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12108 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12109 dumpState.setDump(DumpState.DUMP_PREFERRED); 12110 } else if ("preferred-xml".equals(cmd)) { 12111 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12112 if (opti < args.length && "--full".equals(args[opti])) { 12113 fullPreferred = true; 12114 opti++; 12115 } 12116 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12117 dumpState.setDump(DumpState.DUMP_PACKAGES); 12118 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12119 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12120 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12121 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12122 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12123 dumpState.setDump(DumpState.DUMP_MESSAGES); 12124 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12125 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12126 } else if ("version".equals(cmd)) { 12127 dumpState.setDump(DumpState.DUMP_VERSION); 12128 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12129 dumpState.setDump(DumpState.DUMP_KEYSETS); 12130 } else if ("installs".equals(cmd)) { 12131 dumpState.setDump(DumpState.DUMP_INSTALLS); 12132 } else if ("write".equals(cmd)) { 12133 synchronized (mPackages) { 12134 mSettings.writeLPr(); 12135 pw.println("Settings written."); 12136 return; 12137 } 12138 } 12139 } 12140 12141 if (checkin) { 12142 pw.println("vers,1"); 12143 } 12144 12145 // reader 12146 synchronized (mPackages) { 12147 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12148 if (!checkin) { 12149 if (dumpState.onTitlePrinted()) 12150 pw.println(); 12151 pw.println("Database versions:"); 12152 pw.print(" SDK Version:"); 12153 pw.print(" internal="); 12154 pw.print(mSettings.mInternalSdkPlatform); 12155 pw.print(" external="); 12156 pw.println(mSettings.mExternalSdkPlatform); 12157 pw.print(" DB Version:"); 12158 pw.print(" internal="); 12159 pw.print(mSettings.mInternalDatabaseVersion); 12160 pw.print(" external="); 12161 pw.println(mSettings.mExternalDatabaseVersion); 12162 } 12163 } 12164 12165 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12166 if (!checkin) { 12167 if (dumpState.onTitlePrinted()) 12168 pw.println(); 12169 pw.println("Verifiers:"); 12170 pw.print(" Required: "); 12171 pw.print(mRequiredVerifierPackage); 12172 pw.print(" (uid="); 12173 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12174 pw.println(")"); 12175 } else if (mRequiredVerifierPackage != null) { 12176 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12177 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12178 } 12179 } 12180 12181 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12182 boolean printedHeader = false; 12183 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12184 while (it.hasNext()) { 12185 String name = it.next(); 12186 SharedLibraryEntry ent = mSharedLibraries.get(name); 12187 if (!checkin) { 12188 if (!printedHeader) { 12189 if (dumpState.onTitlePrinted()) 12190 pw.println(); 12191 pw.println("Libraries:"); 12192 printedHeader = true; 12193 } 12194 pw.print(" "); 12195 } else { 12196 pw.print("lib,"); 12197 } 12198 pw.print(name); 12199 if (!checkin) { 12200 pw.print(" -> "); 12201 } 12202 if (ent.path != null) { 12203 if (!checkin) { 12204 pw.print("(jar) "); 12205 pw.print(ent.path); 12206 } else { 12207 pw.print(",jar,"); 12208 pw.print(ent.path); 12209 } 12210 } else { 12211 if (!checkin) { 12212 pw.print("(apk) "); 12213 pw.print(ent.apk); 12214 } else { 12215 pw.print(",apk,"); 12216 pw.print(ent.apk); 12217 } 12218 } 12219 pw.println(); 12220 } 12221 } 12222 12223 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12224 if (dumpState.onTitlePrinted()) 12225 pw.println(); 12226 if (!checkin) { 12227 pw.println("Features:"); 12228 } 12229 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12230 while (it.hasNext()) { 12231 String name = it.next(); 12232 if (!checkin) { 12233 pw.print(" "); 12234 } else { 12235 pw.print("feat,"); 12236 } 12237 pw.println(name); 12238 } 12239 } 12240 12241 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12242 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12243 : "Activity Resolver Table:", " ", packageName, 12244 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12245 dumpState.setTitlePrinted(true); 12246 } 12247 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12248 : "Receiver Resolver Table:", " ", packageName, 12249 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12250 dumpState.setTitlePrinted(true); 12251 } 12252 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12253 : "Service Resolver Table:", " ", packageName, 12254 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12255 dumpState.setTitlePrinted(true); 12256 } 12257 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12258 : "Provider Resolver Table:", " ", packageName, 12259 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12260 dumpState.setTitlePrinted(true); 12261 } 12262 } 12263 12264 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12265 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12266 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12267 int user = mSettings.mPreferredActivities.keyAt(i); 12268 if (pir.dump(pw, 12269 dumpState.getTitlePrinted() 12270 ? "\nPreferred Activities User " + user + ":" 12271 : "Preferred Activities User " + user + ":", " ", 12272 packageName, true)) { 12273 dumpState.setTitlePrinted(true); 12274 } 12275 } 12276 } 12277 12278 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12279 pw.flush(); 12280 FileOutputStream fout = new FileOutputStream(fd); 12281 BufferedOutputStream str = new BufferedOutputStream(fout); 12282 XmlSerializer serializer = new FastXmlSerializer(); 12283 try { 12284 serializer.setOutput(str, "utf-8"); 12285 serializer.startDocument(null, true); 12286 serializer.setFeature( 12287 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12288 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12289 serializer.endDocument(); 12290 serializer.flush(); 12291 } catch (IllegalArgumentException e) { 12292 pw.println("Failed writing: " + e); 12293 } catch (IllegalStateException e) { 12294 pw.println("Failed writing: " + e); 12295 } catch (IOException e) { 12296 pw.println("Failed writing: " + e); 12297 } 12298 } 12299 12300 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12301 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12302 if (packageName == null) { 12303 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12304 if (iperm == 0) { 12305 if (dumpState.onTitlePrinted()) 12306 pw.println(); 12307 pw.println("AppOp Permissions:"); 12308 } 12309 pw.print(" AppOp Permission "); 12310 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12311 pw.println(":"); 12312 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12313 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12314 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12315 } 12316 } 12317 } 12318 } 12319 12320 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12321 boolean printedSomething = false; 12322 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12323 if (packageName != null && !packageName.equals(p.info.packageName)) { 12324 continue; 12325 } 12326 if (!printedSomething) { 12327 if (dumpState.onTitlePrinted()) 12328 pw.println(); 12329 pw.println("Registered ContentProviders:"); 12330 printedSomething = true; 12331 } 12332 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12333 pw.print(" "); pw.println(p.toString()); 12334 } 12335 printedSomething = false; 12336 for (Map.Entry<String, PackageParser.Provider> entry : 12337 mProvidersByAuthority.entrySet()) { 12338 PackageParser.Provider p = entry.getValue(); 12339 if (packageName != null && !packageName.equals(p.info.packageName)) { 12340 continue; 12341 } 12342 if (!printedSomething) { 12343 if (dumpState.onTitlePrinted()) 12344 pw.println(); 12345 pw.println("ContentProvider Authorities:"); 12346 printedSomething = true; 12347 } 12348 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12349 pw.print(" "); pw.println(p.toString()); 12350 if (p.info != null && p.info.applicationInfo != null) { 12351 final String appInfo = p.info.applicationInfo.toString(); 12352 pw.print(" applicationInfo="); pw.println(appInfo); 12353 } 12354 } 12355 } 12356 12357 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12358 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12359 } 12360 12361 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12362 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12363 } 12364 12365 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12366 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12367 } 12368 12369 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 12370 // XXX should handle packageName != null by dumping only install data that 12371 // the given package is involved with. 12372 if (dumpState.onTitlePrinted()) pw.println(); 12373 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12374 } 12375 12376 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12377 if (dumpState.onTitlePrinted()) pw.println(); 12378 mSettings.dumpReadMessagesLPr(pw, dumpState); 12379 12380 pw.println(); 12381 pw.println("Package warning messages:"); 12382 final File fname = getSettingsProblemFile(); 12383 FileInputStream in = null; 12384 try { 12385 in = new FileInputStream(fname); 12386 final int avail = in.available(); 12387 final byte[] data = new byte[avail]; 12388 in.read(data); 12389 pw.print(new String(data)); 12390 } catch (FileNotFoundException e) { 12391 } catch (IOException e) { 12392 } finally { 12393 if (in != null) { 12394 try { 12395 in.close(); 12396 } catch (IOException e) { 12397 } 12398 } 12399 } 12400 } 12401 } 12402 } 12403 12404 // ------- apps on sdcard specific code ------- 12405 static final boolean DEBUG_SD_INSTALL = false; 12406 12407 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12408 12409 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12410 12411 private boolean mMediaMounted = false; 12412 12413 static String getEncryptKey() { 12414 try { 12415 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12416 SD_ENCRYPTION_KEYSTORE_NAME); 12417 if (sdEncKey == null) { 12418 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12419 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12420 if (sdEncKey == null) { 12421 Slog.e(TAG, "Failed to create encryption keys"); 12422 return null; 12423 } 12424 } 12425 return sdEncKey; 12426 } catch (NoSuchAlgorithmException nsae) { 12427 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12428 return null; 12429 } catch (IOException ioe) { 12430 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12431 return null; 12432 } 12433 } 12434 12435 /* 12436 * Update media status on PackageManager. 12437 */ 12438 @Override 12439 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12440 int callingUid = Binder.getCallingUid(); 12441 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12442 throw new SecurityException("Media status can only be updated by the system"); 12443 } 12444 // reader; this apparently protects mMediaMounted, but should probably 12445 // be a different lock in that case. 12446 synchronized (mPackages) { 12447 Log.i(TAG, "Updating external media status from " 12448 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12449 + (mediaStatus ? "mounted" : "unmounted")); 12450 if (DEBUG_SD_INSTALL) 12451 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12452 + ", mMediaMounted=" + mMediaMounted); 12453 if (mediaStatus == mMediaMounted) { 12454 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12455 : 0, -1); 12456 mHandler.sendMessage(msg); 12457 return; 12458 } 12459 mMediaMounted = mediaStatus; 12460 } 12461 // Queue up an async operation since the package installation may take a 12462 // little while. 12463 mHandler.post(new Runnable() { 12464 public void run() { 12465 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12466 } 12467 }); 12468 } 12469 12470 /** 12471 * Called by MountService when the initial ASECs to scan are available. 12472 * Should block until all the ASEC containers are finished being scanned. 12473 */ 12474 public void scanAvailableAsecs() { 12475 updateExternalMediaStatusInner(true, false, false); 12476 if (mShouldRestoreconData) { 12477 SELinuxMMAC.setRestoreconDone(); 12478 mShouldRestoreconData = false; 12479 } 12480 } 12481 12482 /* 12483 * Collect information of applications on external media, map them against 12484 * existing containers and update information based on current mount status. 12485 * Please note that we always have to report status if reportStatus has been 12486 * set to true especially when unloading packages. 12487 */ 12488 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12489 boolean externalStorage) { 12490 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12491 int[] uidArr = EmptyArray.INT; 12492 12493 final String[] list = PackageHelper.getSecureContainerList(); 12494 if (ArrayUtils.isEmpty(list)) { 12495 Log.i(TAG, "No secure containers found"); 12496 } else { 12497 // Process list of secure containers and categorize them 12498 // as active or stale based on their package internal state. 12499 12500 // reader 12501 synchronized (mPackages) { 12502 for (String cid : list) { 12503 // Leave stages untouched for now; installer service owns them 12504 if (PackageInstallerService.isStageName(cid)) continue; 12505 12506 if (DEBUG_SD_INSTALL) 12507 Log.i(TAG, "Processing container " + cid); 12508 String pkgName = getAsecPackageName(cid); 12509 if (pkgName == null) { 12510 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12511 continue; 12512 } 12513 if (DEBUG_SD_INSTALL) 12514 Log.i(TAG, "Looking for pkg : " + pkgName); 12515 12516 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12517 if (ps == null) { 12518 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12519 continue; 12520 } 12521 12522 /* 12523 * Skip packages that are not external if we're unmounting 12524 * external storage. 12525 */ 12526 if (externalStorage && !isMounted && !isExternal(ps)) { 12527 continue; 12528 } 12529 12530 final AsecInstallArgs args = new AsecInstallArgs(cid, 12531 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12532 // The package status is changed only if the code path 12533 // matches between settings and the container id. 12534 if (ps.codePathString != null 12535 && ps.codePathString.startsWith(args.getCodePath())) { 12536 if (DEBUG_SD_INSTALL) { 12537 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12538 + " at code path: " + ps.codePathString); 12539 } 12540 12541 // We do have a valid package installed on sdcard 12542 processCids.put(args, ps.codePathString); 12543 final int uid = ps.appId; 12544 if (uid != -1) { 12545 uidArr = ArrayUtils.appendInt(uidArr, uid); 12546 } 12547 } else { 12548 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12549 + ps.codePathString); 12550 } 12551 } 12552 } 12553 12554 Arrays.sort(uidArr); 12555 } 12556 12557 // Process packages with valid entries. 12558 if (isMounted) { 12559 if (DEBUG_SD_INSTALL) 12560 Log.i(TAG, "Loading packages"); 12561 loadMediaPackages(processCids, uidArr); 12562 startCleaningPackages(); 12563 mInstallerService.onSecureContainersAvailable(); 12564 } else { 12565 if (DEBUG_SD_INSTALL) 12566 Log.i(TAG, "Unloading packages"); 12567 unloadMediaPackages(processCids, uidArr, reportStatus); 12568 } 12569 } 12570 12571 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12572 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12573 int size = pkgList.size(); 12574 if (size > 0) { 12575 // Send broadcasts here 12576 Bundle extras = new Bundle(); 12577 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12578 .toArray(new String[size])); 12579 if (uidArr != null) { 12580 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12581 } 12582 if (replacing) { 12583 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12584 } 12585 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12586 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12587 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12588 } 12589 } 12590 12591 /* 12592 * Look at potentially valid container ids from processCids If package 12593 * information doesn't match the one on record or package scanning fails, 12594 * the cid is added to list of removeCids. We currently don't delete stale 12595 * containers. 12596 */ 12597 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12598 ArrayList<String> pkgList = new ArrayList<String>(); 12599 Set<AsecInstallArgs> keys = processCids.keySet(); 12600 12601 for (AsecInstallArgs args : keys) { 12602 String codePath = processCids.get(args); 12603 if (DEBUG_SD_INSTALL) 12604 Log.i(TAG, "Loading container : " + args.cid); 12605 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12606 try { 12607 // Make sure there are no container errors first. 12608 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12609 Slog.e(TAG, "Failed to mount cid : " + args.cid 12610 + " when installing from sdcard"); 12611 continue; 12612 } 12613 // Check code path here. 12614 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12615 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12616 + " does not match one in settings " + codePath); 12617 continue; 12618 } 12619 // Parse package 12620 int parseFlags = mDefParseFlags; 12621 if (args.isExternal()) { 12622 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12623 } 12624 if (args.isFwdLocked()) { 12625 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12626 } 12627 12628 synchronized (mInstallLock) { 12629 PackageParser.Package pkg = null; 12630 try { 12631 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12632 } catch (PackageManagerException e) { 12633 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12634 } 12635 // Scan the package 12636 if (pkg != null) { 12637 /* 12638 * TODO why is the lock being held? doPostInstall is 12639 * called in other places without the lock. This needs 12640 * to be straightened out. 12641 */ 12642 // writer 12643 synchronized (mPackages) { 12644 retCode = PackageManager.INSTALL_SUCCEEDED; 12645 pkgList.add(pkg.packageName); 12646 // Post process args 12647 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12648 pkg.applicationInfo.uid); 12649 } 12650 } else { 12651 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12652 } 12653 } 12654 12655 } finally { 12656 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12657 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12658 } 12659 } 12660 } 12661 // writer 12662 synchronized (mPackages) { 12663 // If the platform SDK has changed since the last time we booted, 12664 // we need to re-grant app permission to catch any new ones that 12665 // appear. This is really a hack, and means that apps can in some 12666 // cases get permissions that the user didn't initially explicitly 12667 // allow... it would be nice to have some better way to handle 12668 // this situation. 12669 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12670 if (regrantPermissions) 12671 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12672 + mSdkVersion + "; regranting permissions for external storage"); 12673 mSettings.mExternalSdkPlatform = mSdkVersion; 12674 12675 // Make sure group IDs have been assigned, and any permission 12676 // changes in other apps are accounted for 12677 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12678 | (regrantPermissions 12679 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12680 : 0)); 12681 12682 mSettings.updateExternalDatabaseVersion(); 12683 12684 // can downgrade to reader 12685 // Persist settings 12686 mSettings.writeLPr(); 12687 } 12688 // Send a broadcast to let everyone know we are done processing 12689 if (pkgList.size() > 0) { 12690 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12691 } 12692 } 12693 12694 /* 12695 * Utility method to unload a list of specified containers 12696 */ 12697 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12698 // Just unmount all valid containers. 12699 for (AsecInstallArgs arg : cidArgs) { 12700 synchronized (mInstallLock) { 12701 arg.doPostDeleteLI(false); 12702 } 12703 } 12704 } 12705 12706 /* 12707 * Unload packages mounted on external media. This involves deleting package 12708 * data from internal structures, sending broadcasts about diabled packages, 12709 * gc'ing to free up references, unmounting all secure containers 12710 * corresponding to packages on external media, and posting a 12711 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12712 * that we always have to post this message if status has been requested no 12713 * matter what. 12714 */ 12715 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12716 final boolean reportStatus) { 12717 if (DEBUG_SD_INSTALL) 12718 Log.i(TAG, "unloading media packages"); 12719 ArrayList<String> pkgList = new ArrayList<String>(); 12720 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12721 final Set<AsecInstallArgs> keys = processCids.keySet(); 12722 for (AsecInstallArgs args : keys) { 12723 String pkgName = args.getPackageName(); 12724 if (DEBUG_SD_INSTALL) 12725 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12726 // Delete package internally 12727 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12728 synchronized (mInstallLock) { 12729 boolean res = deletePackageLI(pkgName, null, false, null, null, 12730 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12731 if (res) { 12732 pkgList.add(pkgName); 12733 } else { 12734 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12735 failedList.add(args); 12736 } 12737 } 12738 } 12739 12740 // reader 12741 synchronized (mPackages) { 12742 // We didn't update the settings after removing each package; 12743 // write them now for all packages. 12744 mSettings.writeLPr(); 12745 } 12746 12747 // We have to absolutely send UPDATED_MEDIA_STATUS only 12748 // after confirming that all the receivers processed the ordered 12749 // broadcast when packages get disabled, force a gc to clean things up. 12750 // and unload all the containers. 12751 if (pkgList.size() > 0) { 12752 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12753 new IIntentReceiver.Stub() { 12754 public void performReceive(Intent intent, int resultCode, String data, 12755 Bundle extras, boolean ordered, boolean sticky, 12756 int sendingUser) throws RemoteException { 12757 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12758 reportStatus ? 1 : 0, 1, keys); 12759 mHandler.sendMessage(msg); 12760 } 12761 }); 12762 } else { 12763 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12764 keys); 12765 mHandler.sendMessage(msg); 12766 } 12767 } 12768 12769 /** Binder call */ 12770 @Override 12771 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12772 final int flags) { 12773 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12774 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12775 int returnCode = PackageManager.MOVE_SUCCEEDED; 12776 int currInstallFlags = 0; 12777 int newInstallFlags = 0; 12778 12779 File codeFile = null; 12780 String installerPackageName = null; 12781 String packageAbiOverride = null; 12782 12783 // reader 12784 synchronized (mPackages) { 12785 final PackageParser.Package pkg = mPackages.get(packageName); 12786 final PackageSetting ps = mSettings.mPackages.get(packageName); 12787 if (pkg == null || ps == null) { 12788 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12789 } else { 12790 // Disable moving fwd locked apps and system packages 12791 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12792 Slog.w(TAG, "Cannot move system application"); 12793 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12794 } else if (pkg.mOperationPending) { 12795 Slog.w(TAG, "Attempt to move package which has pending operations"); 12796 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12797 } else { 12798 // Find install location first 12799 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12800 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12801 Slog.w(TAG, "Ambigous flags specified for move location."); 12802 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12803 } else { 12804 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12805 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12806 currInstallFlags = isExternal(pkg) 12807 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12808 12809 if (newInstallFlags == currInstallFlags) { 12810 Slog.w(TAG, "No move required. Trying to move to same location"); 12811 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12812 } else { 12813 if (isForwardLocked(pkg)) { 12814 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12815 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12816 } 12817 } 12818 } 12819 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12820 pkg.mOperationPending = true; 12821 } 12822 } 12823 12824 codeFile = new File(pkg.codePath); 12825 installerPackageName = ps.installerPackageName; 12826 packageAbiOverride = ps.cpuAbiOverrideString; 12827 } 12828 } 12829 12830 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12831 try { 12832 observer.packageMoved(packageName, returnCode); 12833 } catch (RemoteException ignored) { 12834 } 12835 return; 12836 } 12837 12838 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12839 @Override 12840 public void onUserActionRequired(Intent intent) throws RemoteException { 12841 throw new IllegalStateException(); 12842 } 12843 12844 @Override 12845 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12846 Bundle extras) throws RemoteException { 12847 Slog.d(TAG, "Install result for move: " 12848 + PackageManager.installStatusToString(returnCode, msg)); 12849 12850 // We usually have a new package now after the install, but if 12851 // we failed we need to clear the pending flag on the original 12852 // package object. 12853 synchronized (mPackages) { 12854 final PackageParser.Package pkg = mPackages.get(packageName); 12855 if (pkg != null) { 12856 pkg.mOperationPending = false; 12857 } 12858 } 12859 12860 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12861 switch (status) { 12862 case PackageInstaller.STATUS_SUCCESS: 12863 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12864 break; 12865 case PackageInstaller.STATUS_FAILURE_STORAGE: 12866 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12867 break; 12868 default: 12869 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12870 break; 12871 } 12872 } 12873 }; 12874 12875 // Treat a move like reinstalling an existing app, which ensures that we 12876 // process everythign uniformly, like unpacking native libraries. 12877 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12878 12879 final Message msg = mHandler.obtainMessage(INIT_COPY); 12880 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12881 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12882 installerPackageName, null, user, packageAbiOverride); 12883 mHandler.sendMessage(msg); 12884 } 12885 12886 @Override 12887 public boolean setInstallLocation(int loc) { 12888 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12889 null); 12890 if (getInstallLocation() == loc) { 12891 return true; 12892 } 12893 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12894 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12895 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12896 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12897 return true; 12898 } 12899 return false; 12900 } 12901 12902 @Override 12903 public int getInstallLocation() { 12904 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12905 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12906 PackageHelper.APP_INSTALL_AUTO); 12907 } 12908 12909 /** Called by UserManagerService */ 12910 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 12911 mDirtyUsers.remove(userHandle); 12912 mSettings.removeUserLPw(userHandle); 12913 mPendingBroadcasts.remove(userHandle); 12914 if (mInstaller != null) { 12915 // Technically, we shouldn't be doing this with the package lock 12916 // held. However, this is very rare, and there is already so much 12917 // other disk I/O going on, that we'll let it slide for now. 12918 mInstaller.removeUserDataDirs(userHandle); 12919 } 12920 mUserNeedsBadging.delete(userHandle); 12921 removeUnusedPackagesLILPw(userManager, userHandle); 12922 } 12923 12924 /** 12925 * We're removing userHandle and would like to remove any downloaded packages 12926 * that are no longer in use by any other user. 12927 * @param userHandle the user being removed 12928 */ 12929 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 12930 final boolean DEBUG_CLEAN_APKS = false; 12931 int [] users = userManager.getUserIdsLPr(); 12932 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 12933 while (psit.hasNext()) { 12934 PackageSetting ps = psit.next(); 12935 if (ps.pkg == null) { 12936 continue; 12937 } 12938 final String packageName = ps.pkg.packageName; 12939 // Skip over if system app 12940 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12941 continue; 12942 } 12943 if (DEBUG_CLEAN_APKS) { 12944 Slog.i(TAG, "Checking package " + packageName); 12945 } 12946 boolean keep = false; 12947 for (int i = 0; i < users.length; i++) { 12948 if (users[i] != userHandle && ps.getInstalled(users[i])) { 12949 keep = true; 12950 if (DEBUG_CLEAN_APKS) { 12951 Slog.i(TAG, " Keeping package " + packageName + " for user " 12952 + users[i]); 12953 } 12954 break; 12955 } 12956 } 12957 if (!keep) { 12958 if (DEBUG_CLEAN_APKS) { 12959 Slog.i(TAG, " Removing package " + packageName); 12960 } 12961 mHandler.post(new Runnable() { 12962 public void run() { 12963 deletePackageX(packageName, userHandle, 0); 12964 } //end run 12965 }); 12966 } 12967 } 12968 } 12969 12970 /** Called by UserManagerService */ 12971 void createNewUserLILPw(int userHandle, File path) { 12972 if (mInstaller != null) { 12973 mInstaller.createUserConfig(userHandle); 12974 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 12975 } 12976 } 12977 12978 @Override 12979 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 12980 mContext.enforceCallingOrSelfPermission( 12981 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12982 "Only package verification agents can read the verifier device identity"); 12983 12984 synchronized (mPackages) { 12985 return mSettings.getVerifierDeviceIdentityLPw(); 12986 } 12987 } 12988 12989 @Override 12990 public void setPermissionEnforced(String permission, boolean enforced) { 12991 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 12992 if (READ_EXTERNAL_STORAGE.equals(permission)) { 12993 synchronized (mPackages) { 12994 if (mSettings.mReadExternalStorageEnforced == null 12995 || mSettings.mReadExternalStorageEnforced != enforced) { 12996 mSettings.mReadExternalStorageEnforced = enforced; 12997 mSettings.writeLPr(); 12998 } 12999 } 13000 // kill any non-foreground processes so we restart them and 13001 // grant/revoke the GID. 13002 final IActivityManager am = ActivityManagerNative.getDefault(); 13003 if (am != null) { 13004 final long token = Binder.clearCallingIdentity(); 13005 try { 13006 am.killProcessesBelowForeground("setPermissionEnforcement"); 13007 } catch (RemoteException e) { 13008 } finally { 13009 Binder.restoreCallingIdentity(token); 13010 } 13011 } 13012 } else { 13013 throw new IllegalArgumentException("No selective enforcement for " + permission); 13014 } 13015 } 13016 13017 @Override 13018 @Deprecated 13019 public boolean isPermissionEnforced(String permission) { 13020 return true; 13021 } 13022 13023 @Override 13024 public boolean isStorageLow() { 13025 final long token = Binder.clearCallingIdentity(); 13026 try { 13027 final DeviceStorageMonitorInternal 13028 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13029 if (dsm != null) { 13030 return dsm.isMemoryLow(); 13031 } else { 13032 return false; 13033 } 13034 } finally { 13035 Binder.restoreCallingIdentity(token); 13036 } 13037 } 13038 13039 @Override 13040 public IPackageInstaller getPackageInstaller() { 13041 return mInstallerService; 13042 } 13043 13044 private boolean userNeedsBadging(int userId) { 13045 int index = mUserNeedsBadging.indexOfKey(userId); 13046 if (index < 0) { 13047 final UserInfo userInfo; 13048 final long token = Binder.clearCallingIdentity(); 13049 try { 13050 userInfo = sUserManager.getUserInfo(userId); 13051 } finally { 13052 Binder.restoreCallingIdentity(token); 13053 } 13054 final boolean b; 13055 if (userInfo != null && userInfo.isManagedProfile()) { 13056 b = true; 13057 } else { 13058 b = false; 13059 } 13060 mUserNeedsBadging.put(userId, b); 13061 return b; 13062 } 13063 return mUserNeedsBadging.valueAt(index); 13064 } 13065 13066 @Override 13067 public KeySet getKeySetByAlias(String packageName, String alias) { 13068 if (packageName == null || alias == null) { 13069 return null; 13070 } 13071 synchronized(mPackages) { 13072 final PackageParser.Package pkg = mPackages.get(packageName); 13073 if (pkg == null) { 13074 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13075 throw new IllegalArgumentException("Unknown package: " + packageName); 13076 } 13077 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13078 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13079 } 13080 } 13081 13082 @Override 13083 public KeySet getSigningKeySet(String packageName) { 13084 if (packageName == null) { 13085 return null; 13086 } 13087 synchronized(mPackages) { 13088 final PackageParser.Package pkg = mPackages.get(packageName); 13089 if (pkg == null) { 13090 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13091 throw new IllegalArgumentException("Unknown package: " + packageName); 13092 } 13093 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13094 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13095 throw new SecurityException("May not access signing KeySet of other apps."); 13096 } 13097 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13098 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13099 } 13100 } 13101 13102 @Override 13103 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13104 if (packageName == null || ks == null) { 13105 return false; 13106 } 13107 synchronized(mPackages) { 13108 final PackageParser.Package pkg = mPackages.get(packageName); 13109 if (pkg == null) { 13110 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13111 throw new IllegalArgumentException("Unknown package: " + packageName); 13112 } 13113 IBinder ksh = ks.getToken(); 13114 if (ksh instanceof KeySetHandle) { 13115 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13116 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13117 } 13118 return false; 13119 } 13120 } 13121 13122 @Override 13123 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13124 if (packageName == null || ks == null) { 13125 return false; 13126 } 13127 synchronized(mPackages) { 13128 final PackageParser.Package pkg = mPackages.get(packageName); 13129 if (pkg == null) { 13130 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13131 throw new IllegalArgumentException("Unknown package: " + packageName); 13132 } 13133 IBinder ksh = ks.getToken(); 13134 if (ksh instanceof KeySetHandle) { 13135 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13136 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13137 } 13138 return false; 13139 } 13140 } 13141} 13142