PackageManagerService.java revision f1317857cdf815b95822db16621a566fb12baf20
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.Set; 205import java.util.concurrent.atomic.AtomicBoolean; 206import java.util.concurrent.atomic.AtomicLong; 207 208import dalvik.system.DexFile; 209import dalvik.system.StaleDexCacheError; 210import dalvik.system.VMRuntime; 211 212import libcore.io.IoUtils; 213import libcore.util.EmptyArray; 214 215/** 216 * Keep track of all those .apks everywhere. 217 * 218 * This is very central to the platform's security; please run the unit 219 * tests whenever making modifications here: 220 * 221mmm frameworks/base/tests/AndroidTests 222adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 223adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 224 * 225 * {@hide} 226 */ 227public class PackageManagerService extends IPackageManager.Stub { 228 static final String TAG = "PackageManager"; 229 static final boolean DEBUG_SETTINGS = false; 230 static final boolean DEBUG_PREFERRED = false; 231 static final boolean DEBUG_UPGRADE = false; 232 private static final boolean DEBUG_INSTALL = false; 233 private static final boolean DEBUG_REMOVE = false; 234 private static final boolean DEBUG_BROADCASTS = false; 235 private static final boolean DEBUG_SHOW_INFO = false; 236 private static final boolean DEBUG_PACKAGE_INFO = false; 237 private static final boolean DEBUG_INTENT_MATCHING = false; 238 private static final boolean DEBUG_PACKAGE_SCANNING = false; 239 private static final boolean DEBUG_VERIFY = false; 240 private static final boolean DEBUG_DEXOPT = false; 241 private static final boolean DEBUG_ABI_SELECTION = false; 242 243 private static final int RADIO_UID = Process.PHONE_UID; 244 private static final int LOG_UID = Process.LOG_UID; 245 private static final int NFC_UID = Process.NFC_UID; 246 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 247 private static final int SHELL_UID = Process.SHELL_UID; 248 249 // Cap the size of permission trees that 3rd party apps can define 250 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 251 252 // Suffix used during package installation when copying/moving 253 // package apks to install directory. 254 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 255 256 static final int SCAN_NO_DEX = 1<<1; 257 static final int SCAN_FORCE_DEX = 1<<2; 258 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 259 static final int SCAN_NEW_INSTALL = 1<<4; 260 static final int SCAN_NO_PATHS = 1<<5; 261 static final int SCAN_UPDATE_TIME = 1<<6; 262 static final int SCAN_DEFER_DEX = 1<<7; 263 static final int SCAN_BOOTING = 1<<8; 264 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 265 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 266 static final int SCAN_REPLACING = 1<<11; 267 268 static final int REMOVE_CHATTY = 1<<16; 269 270 /** 271 * Timeout (in milliseconds) after which the watchdog should declare that 272 * our handler thread is wedged. The usual default for such things is one 273 * minute but we sometimes do very lengthy I/O operations on this thread, 274 * such as installing multi-gigabyte applications, so ours needs to be longer. 275 */ 276 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 277 278 /** 279 * Whether verification is enabled by default. 280 */ 281 private static final boolean DEFAULT_VERIFY_ENABLE = true; 282 283 /** 284 * The default maximum time to wait for the verification agent to return in 285 * milliseconds. 286 */ 287 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 288 289 /** 290 * The default response for package verification timeout. 291 * 292 * This can be either PackageManager.VERIFICATION_ALLOW or 293 * PackageManager.VERIFICATION_REJECT. 294 */ 295 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 296 297 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 298 299 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 300 DEFAULT_CONTAINER_PACKAGE, 301 "com.android.defcontainer.DefaultContainerService"); 302 303 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 304 305 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 306 307 private static String sPreferredInstructionSet; 308 309 final ServiceThread mHandlerThread; 310 311 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 312 private static final String IDMAP_SUFFIX = "@idmap"; 313 314 final PackageHandler mHandler; 315 316 /** 317 * Messages for {@link #mHandler} that need to wait for system ready before 318 * being dispatched. 319 */ 320 private ArrayList<Message> mPostSystemReadyMessages; 321 322 final int mSdkVersion = Build.VERSION.SDK_INT; 323 324 final Context mContext; 325 final boolean mFactoryTest; 326 final boolean mOnlyCore; 327 final boolean mLazyDexOpt; 328 final DisplayMetrics mMetrics; 329 final int mDefParseFlags; 330 final String[] mSeparateProcesses; 331 332 // This is where all application persistent data goes. 333 final File mAppDataDir; 334 335 // This is where all application persistent data goes for secondary users. 336 final File mUserAppDataDir; 337 338 /** The location for ASEC container files on internal storage. */ 339 final String mAsecInternalPath; 340 341 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 342 // LOCK HELD. Can be called with mInstallLock held. 343 final Installer mInstaller; 344 345 /** Directory where installed third-party apps stored */ 346 final File mAppInstallDir; 347 348 /** 349 * Directory to which applications installed internally have their 350 * 32 bit native libraries copied. 351 */ 352 private File mAppLib32InstallDir; 353 354 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 355 // apps. 356 final File mDrmAppPrivateInstallDir; 357 358 // ---------------------------------------------------------------- 359 360 // Lock for state used when installing and doing other long running 361 // operations. Methods that must be called with this lock held have 362 // the suffix "LI". 363 final Object mInstallLock = new Object(); 364 365 // ---------------------------------------------------------------- 366 367 // Keys are String (package name), values are Package. This also serves 368 // as the lock for the global state. Methods that must be called with 369 // this lock held have the prefix "LP". 370 final HashMap<String, PackageParser.Package> mPackages = 371 new HashMap<String, PackageParser.Package>(); 372 373 // Tracks available target package names -> overlay package paths. 374 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 375 new HashMap<String, HashMap<String, PackageParser.Package>>(); 376 377 final Settings mSettings; 378 boolean mRestoredSettings; 379 380 // System configuration read by SystemConfig. 381 final int[] mGlobalGids; 382 final SparseArray<HashSet<String>> mSystemPermissions; 383 final HashMap<String, FeatureInfo> mAvailableFeatures; 384 385 // If mac_permissions.xml was found for seinfo labeling. 386 boolean mFoundPolicyFile; 387 388 // If a recursive restorecon of /data/data/<pkg> is needed. 389 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 390 391 public static final class SharedLibraryEntry { 392 public final String path; 393 public final String apk; 394 395 SharedLibraryEntry(String _path, String _apk) { 396 path = _path; 397 apk = _apk; 398 } 399 } 400 401 // Currently known shared libraries. 402 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 403 new HashMap<String, SharedLibraryEntry>(); 404 405 // All available activities, for your resolving pleasure. 406 final ActivityIntentResolver mActivities = 407 new ActivityIntentResolver(); 408 409 // All available receivers, for your resolving pleasure. 410 final ActivityIntentResolver mReceivers = 411 new ActivityIntentResolver(); 412 413 // All available services, for your resolving pleasure. 414 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 415 416 // All available providers, for your resolving pleasure. 417 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 418 419 // Mapping from provider base names (first directory in content URI codePath) 420 // to the provider information. 421 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 422 new HashMap<String, PackageParser.Provider>(); 423 424 // Mapping from instrumentation class names to info about them. 425 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 426 new HashMap<ComponentName, PackageParser.Instrumentation>(); 427 428 // Mapping from permission names to info about them. 429 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 430 new HashMap<String, PackageParser.PermissionGroup>(); 431 432 // Packages whose data we have transfered into another package, thus 433 // should no longer exist. 434 final HashSet<String> mTransferedPackages = new HashSet<String>(); 435 436 // Broadcast actions that are only available to the system. 437 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 438 439 /** List of packages waiting for verification. */ 440 final SparseArray<PackageVerificationState> mPendingVerification 441 = new SparseArray<PackageVerificationState>(); 442 443 /** Set of packages associated with each app op permission. */ 444 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 445 446 final PackageInstallerService mInstallerService; 447 448 HashSet<PackageParser.Package> mDeferredDexOpt = null; 449 450 // Cache of users who need badging. 451 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 452 453 /** Token for keys in mPendingVerification. */ 454 private int mPendingVerificationToken = 0; 455 456 volatile boolean mSystemReady; 457 volatile boolean mSafeMode; 458 volatile boolean mHasSystemUidErrors; 459 460 ApplicationInfo mAndroidApplication; 461 final ActivityInfo mResolveActivity = new ActivityInfo(); 462 final ResolveInfo mResolveInfo = new ResolveInfo(); 463 ComponentName mResolveComponentName; 464 PackageParser.Package mPlatformPackage; 465 ComponentName mCustomResolverComponentName; 466 467 boolean mResolverReplaced = false; 468 469 // Set of pending broadcasts for aggregating enable/disable of components. 470 static class PendingPackageBroadcasts { 471 // for each user id, a map of <package name -> components within that package> 472 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 473 474 public PendingPackageBroadcasts() { 475 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 476 } 477 478 public ArrayList<String> get(int userId, String packageName) { 479 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 480 return packages.get(packageName); 481 } 482 483 public void put(int userId, String packageName, ArrayList<String> components) { 484 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 485 packages.put(packageName, components); 486 } 487 488 public void remove(int userId, String packageName) { 489 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 490 if (packages != null) { 491 packages.remove(packageName); 492 } 493 } 494 495 public void remove(int userId) { 496 mUidMap.remove(userId); 497 } 498 499 public int userIdCount() { 500 return mUidMap.size(); 501 } 502 503 public int userIdAt(int n) { 504 return mUidMap.keyAt(n); 505 } 506 507 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 508 return mUidMap.get(userId); 509 } 510 511 public int size() { 512 // total number of pending broadcast entries across all userIds 513 int num = 0; 514 for (int i = 0; i< mUidMap.size(); i++) { 515 num += mUidMap.valueAt(i).size(); 516 } 517 return num; 518 } 519 520 public void clear() { 521 mUidMap.clear(); 522 } 523 524 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 525 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 526 if (map == null) { 527 map = new HashMap<String, ArrayList<String>>(); 528 mUidMap.put(userId, map); 529 } 530 return map; 531 } 532 } 533 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 534 535 // Service Connection to remote media container service to copy 536 // package uri's from external media onto secure containers 537 // or internal storage. 538 private IMediaContainerService mContainerService = null; 539 540 static final int SEND_PENDING_BROADCAST = 1; 541 static final int MCS_BOUND = 3; 542 static final int END_COPY = 4; 543 static final int INIT_COPY = 5; 544 static final int MCS_UNBIND = 6; 545 static final int START_CLEANING_PACKAGE = 7; 546 static final int FIND_INSTALL_LOC = 8; 547 static final int POST_INSTALL = 9; 548 static final int MCS_RECONNECT = 10; 549 static final int MCS_GIVE_UP = 11; 550 static final int UPDATED_MEDIA_STATUS = 12; 551 static final int WRITE_SETTINGS = 13; 552 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 553 static final int PACKAGE_VERIFIED = 15; 554 static final int CHECK_PENDING_VERIFICATION = 16; 555 556 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 557 558 // Delay time in millisecs 559 static final int BROADCAST_DELAY = 10 * 1000; 560 561 static UserManagerService sUserManager; 562 563 // Stores a list of users whose package restrictions file needs to be updated 564 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 565 566 final private DefaultContainerConnection mDefContainerConn = 567 new DefaultContainerConnection(); 568 class DefaultContainerConnection implements ServiceConnection { 569 public void onServiceConnected(ComponentName name, IBinder service) { 570 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 571 IMediaContainerService imcs = 572 IMediaContainerService.Stub.asInterface(service); 573 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 574 } 575 576 public void onServiceDisconnected(ComponentName name) { 577 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 578 } 579 }; 580 581 // Recordkeeping of restore-after-install operations that are currently in flight 582 // between the Package Manager and the Backup Manager 583 class PostInstallData { 584 public InstallArgs args; 585 public PackageInstalledInfo res; 586 587 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 588 args = _a; 589 res = _r; 590 } 591 }; 592 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 593 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 594 595 private final String mRequiredVerifierPackage; 596 597 private final PackageUsage mPackageUsage = new PackageUsage(); 598 599 private class PackageUsage { 600 private static final int WRITE_INTERVAL 601 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 602 603 private final Object mFileLock = new Object(); 604 private final AtomicLong mLastWritten = new AtomicLong(0); 605 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 606 607 private boolean mIsHistoricalPackageUsageAvailable = true; 608 609 boolean isHistoricalPackageUsageAvailable() { 610 return mIsHistoricalPackageUsageAvailable; 611 } 612 613 void write(boolean force) { 614 if (force) { 615 writeInternal(); 616 return; 617 } 618 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 619 && !DEBUG_DEXOPT) { 620 return; 621 } 622 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 623 new Thread("PackageUsage_DiskWriter") { 624 @Override 625 public void run() { 626 try { 627 writeInternal(); 628 } finally { 629 mBackgroundWriteRunning.set(false); 630 } 631 } 632 }.start(); 633 } 634 } 635 636 private void writeInternal() { 637 synchronized (mPackages) { 638 synchronized (mFileLock) { 639 AtomicFile file = getFile(); 640 FileOutputStream f = null; 641 try { 642 f = file.startWrite(); 643 BufferedOutputStream out = new BufferedOutputStream(f); 644 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 645 StringBuilder sb = new StringBuilder(); 646 for (PackageParser.Package pkg : mPackages.values()) { 647 if (pkg.mLastPackageUsageTimeInMills == 0) { 648 continue; 649 } 650 sb.setLength(0); 651 sb.append(pkg.packageName); 652 sb.append(' '); 653 sb.append((long)pkg.mLastPackageUsageTimeInMills); 654 sb.append('\n'); 655 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 656 } 657 out.flush(); 658 file.finishWrite(f); 659 } catch (IOException e) { 660 if (f != null) { 661 file.failWrite(f); 662 } 663 Log.e(TAG, "Failed to write package usage times", e); 664 } 665 } 666 } 667 mLastWritten.set(SystemClock.elapsedRealtime()); 668 } 669 670 void readLP() { 671 synchronized (mFileLock) { 672 AtomicFile file = getFile(); 673 BufferedInputStream in = null; 674 try { 675 in = new BufferedInputStream(file.openRead()); 676 StringBuffer sb = new StringBuffer(); 677 while (true) { 678 String packageName = readToken(in, sb, ' '); 679 if (packageName == null) { 680 break; 681 } 682 String timeInMillisString = readToken(in, sb, '\n'); 683 if (timeInMillisString == null) { 684 throw new IOException("Failed to find last usage time for package " 685 + packageName); 686 } 687 PackageParser.Package pkg = mPackages.get(packageName); 688 if (pkg == null) { 689 continue; 690 } 691 long timeInMillis; 692 try { 693 timeInMillis = Long.parseLong(timeInMillisString.toString()); 694 } catch (NumberFormatException e) { 695 throw new IOException("Failed to parse " + timeInMillisString 696 + " as a long.", e); 697 } 698 pkg.mLastPackageUsageTimeInMills = timeInMillis; 699 } 700 } catch (FileNotFoundException expected) { 701 mIsHistoricalPackageUsageAvailable = false; 702 } catch (IOException e) { 703 Log.w(TAG, "Failed to read package usage times", e); 704 } finally { 705 IoUtils.closeQuietly(in); 706 } 707 } 708 mLastWritten.set(SystemClock.elapsedRealtime()); 709 } 710 711 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 712 throws IOException { 713 sb.setLength(0); 714 while (true) { 715 int ch = in.read(); 716 if (ch == -1) { 717 if (sb.length() == 0) { 718 return null; 719 } 720 throw new IOException("Unexpected EOF"); 721 } 722 if (ch == endOfToken) { 723 return sb.toString(); 724 } 725 sb.append((char)ch); 726 } 727 } 728 729 private AtomicFile getFile() { 730 File dataDir = Environment.getDataDirectory(); 731 File systemDir = new File(dataDir, "system"); 732 File fname = new File(systemDir, "package-usage.list"); 733 return new AtomicFile(fname); 734 } 735 } 736 737 class PackageHandler extends Handler { 738 private boolean mBound = false; 739 final ArrayList<HandlerParams> mPendingInstalls = 740 new ArrayList<HandlerParams>(); 741 742 private boolean connectToService() { 743 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 744 " DefaultContainerService"); 745 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 746 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 747 if (mContext.bindServiceAsUser(service, mDefContainerConn, 748 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 749 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 750 mBound = true; 751 return true; 752 } 753 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 754 return false; 755 } 756 757 private void disconnectService() { 758 mContainerService = null; 759 mBound = false; 760 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 761 mContext.unbindService(mDefContainerConn); 762 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 763 } 764 765 PackageHandler(Looper looper) { 766 super(looper); 767 } 768 769 public void handleMessage(Message msg) { 770 try { 771 doHandleMessage(msg); 772 } finally { 773 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 774 } 775 } 776 777 void doHandleMessage(Message msg) { 778 switch (msg.what) { 779 case INIT_COPY: { 780 HandlerParams params = (HandlerParams) msg.obj; 781 int idx = mPendingInstalls.size(); 782 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 783 // If a bind was already initiated we dont really 784 // need to do anything. The pending install 785 // will be processed later on. 786 if (!mBound) { 787 // If this is the only one pending we might 788 // have to bind to the service again. 789 if (!connectToService()) { 790 Slog.e(TAG, "Failed to bind to media container service"); 791 params.serviceError(); 792 return; 793 } else { 794 // Once we bind to the service, the first 795 // pending request will be processed. 796 mPendingInstalls.add(idx, params); 797 } 798 } else { 799 mPendingInstalls.add(idx, params); 800 // Already bound to the service. Just make 801 // sure we trigger off processing the first request. 802 if (idx == 0) { 803 mHandler.sendEmptyMessage(MCS_BOUND); 804 } 805 } 806 break; 807 } 808 case MCS_BOUND: { 809 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 810 if (msg.obj != null) { 811 mContainerService = (IMediaContainerService) msg.obj; 812 } 813 if (mContainerService == null) { 814 // Something seriously wrong. Bail out 815 Slog.e(TAG, "Cannot bind to media container service"); 816 for (HandlerParams params : mPendingInstalls) { 817 // Indicate service bind error 818 params.serviceError(); 819 } 820 mPendingInstalls.clear(); 821 } else if (mPendingInstalls.size() > 0) { 822 HandlerParams params = mPendingInstalls.get(0); 823 if (params != null) { 824 if (params.startCopy()) { 825 // We are done... look for more work or to 826 // go idle. 827 if (DEBUG_SD_INSTALL) Log.i(TAG, 828 "Checking for more work or unbind..."); 829 // Delete pending install 830 if (mPendingInstalls.size() > 0) { 831 mPendingInstalls.remove(0); 832 } 833 if (mPendingInstalls.size() == 0) { 834 if (mBound) { 835 if (DEBUG_SD_INSTALL) Log.i(TAG, 836 "Posting delayed MCS_UNBIND"); 837 removeMessages(MCS_UNBIND); 838 Message ubmsg = obtainMessage(MCS_UNBIND); 839 // Unbind after a little delay, to avoid 840 // continual thrashing. 841 sendMessageDelayed(ubmsg, 10000); 842 } 843 } else { 844 // There are more pending requests in queue. 845 // Just post MCS_BOUND message to trigger processing 846 // of next pending install. 847 if (DEBUG_SD_INSTALL) Log.i(TAG, 848 "Posting MCS_BOUND for next work"); 849 mHandler.sendEmptyMessage(MCS_BOUND); 850 } 851 } 852 } 853 } else { 854 // Should never happen ideally. 855 Slog.w(TAG, "Empty queue"); 856 } 857 break; 858 } 859 case MCS_RECONNECT: { 860 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 861 if (mPendingInstalls.size() > 0) { 862 if (mBound) { 863 disconnectService(); 864 } 865 if (!connectToService()) { 866 Slog.e(TAG, "Failed to bind to media container service"); 867 for (HandlerParams params : mPendingInstalls) { 868 // Indicate service bind error 869 params.serviceError(); 870 } 871 mPendingInstalls.clear(); 872 } 873 } 874 break; 875 } 876 case MCS_UNBIND: { 877 // If there is no actual work left, then time to unbind. 878 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 879 880 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 881 if (mBound) { 882 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 883 884 disconnectService(); 885 } 886 } else if (mPendingInstalls.size() > 0) { 887 // There are more pending requests in queue. 888 // Just post MCS_BOUND message to trigger processing 889 // of next pending install. 890 mHandler.sendEmptyMessage(MCS_BOUND); 891 } 892 893 break; 894 } 895 case MCS_GIVE_UP: { 896 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 897 mPendingInstalls.remove(0); 898 break; 899 } 900 case SEND_PENDING_BROADCAST: { 901 String packages[]; 902 ArrayList<String> components[]; 903 int size = 0; 904 int uids[]; 905 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 906 synchronized (mPackages) { 907 if (mPendingBroadcasts == null) { 908 return; 909 } 910 size = mPendingBroadcasts.size(); 911 if (size <= 0) { 912 // Nothing to be done. Just return 913 return; 914 } 915 packages = new String[size]; 916 components = new ArrayList[size]; 917 uids = new int[size]; 918 int i = 0; // filling out the above arrays 919 920 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 921 int packageUserId = mPendingBroadcasts.userIdAt(n); 922 Iterator<Map.Entry<String, ArrayList<String>>> it 923 = mPendingBroadcasts.packagesForUserId(packageUserId) 924 .entrySet().iterator(); 925 while (it.hasNext() && i < size) { 926 Map.Entry<String, ArrayList<String>> ent = it.next(); 927 packages[i] = ent.getKey(); 928 components[i] = ent.getValue(); 929 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 930 uids[i] = (ps != null) 931 ? UserHandle.getUid(packageUserId, ps.appId) 932 : -1; 933 i++; 934 } 935 } 936 size = i; 937 mPendingBroadcasts.clear(); 938 } 939 // Send broadcasts 940 for (int i = 0; i < size; i++) { 941 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 942 } 943 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 944 break; 945 } 946 case START_CLEANING_PACKAGE: { 947 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 948 final String packageName = (String)msg.obj; 949 final int userId = msg.arg1; 950 final boolean andCode = msg.arg2 != 0; 951 synchronized (mPackages) { 952 if (userId == UserHandle.USER_ALL) { 953 int[] users = sUserManager.getUserIds(); 954 for (int user : users) { 955 mSettings.addPackageToCleanLPw( 956 new PackageCleanItem(user, packageName, andCode)); 957 } 958 } else { 959 mSettings.addPackageToCleanLPw( 960 new PackageCleanItem(userId, packageName, andCode)); 961 } 962 } 963 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 964 startCleaningPackages(); 965 } break; 966 case POST_INSTALL: { 967 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 968 PostInstallData data = mRunningInstalls.get(msg.arg1); 969 mRunningInstalls.delete(msg.arg1); 970 boolean deleteOld = false; 971 972 if (data != null) { 973 InstallArgs args = data.args; 974 PackageInstalledInfo res = data.res; 975 976 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 977 res.removedInfo.sendBroadcast(false, true, false); 978 Bundle extras = new Bundle(1); 979 extras.putInt(Intent.EXTRA_UID, res.uid); 980 // Determine the set of users who are adding this 981 // package for the first time vs. those who are seeing 982 // an update. 983 int[] firstUsers; 984 int[] updateUsers = new int[0]; 985 if (res.origUsers == null || res.origUsers.length == 0) { 986 firstUsers = res.newUsers; 987 } else { 988 firstUsers = new int[0]; 989 for (int i=0; i<res.newUsers.length; i++) { 990 int user = res.newUsers[i]; 991 boolean isNew = true; 992 for (int j=0; j<res.origUsers.length; j++) { 993 if (res.origUsers[j] == user) { 994 isNew = false; 995 break; 996 } 997 } 998 if (isNew) { 999 int[] newFirst = new int[firstUsers.length+1]; 1000 System.arraycopy(firstUsers, 0, newFirst, 0, 1001 firstUsers.length); 1002 newFirst[firstUsers.length] = user; 1003 firstUsers = newFirst; 1004 } else { 1005 int[] newUpdate = new int[updateUsers.length+1]; 1006 System.arraycopy(updateUsers, 0, newUpdate, 0, 1007 updateUsers.length); 1008 newUpdate[updateUsers.length] = user; 1009 updateUsers = newUpdate; 1010 } 1011 } 1012 } 1013 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1014 res.pkg.applicationInfo.packageName, 1015 extras, null, null, firstUsers); 1016 final boolean update = res.removedInfo.removedPackage != null; 1017 if (update) { 1018 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1019 } 1020 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1021 res.pkg.applicationInfo.packageName, 1022 extras, null, null, updateUsers); 1023 if (update) { 1024 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1025 res.pkg.applicationInfo.packageName, 1026 extras, null, null, updateUsers); 1027 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1028 null, null, 1029 res.pkg.applicationInfo.packageName, null, updateUsers); 1030 1031 // treat asec-hosted packages like removable media on upgrade 1032 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1033 if (DEBUG_INSTALL) { 1034 Slog.i(TAG, "upgrading pkg " + res.pkg 1035 + " is ASEC-hosted -> AVAILABLE"); 1036 } 1037 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1038 ArrayList<String> pkgList = new ArrayList<String>(1); 1039 pkgList.add(res.pkg.applicationInfo.packageName); 1040 sendResourcesChangedBroadcast(true, true, 1041 pkgList,uidArray, null); 1042 } 1043 } 1044 if (res.removedInfo.args != null) { 1045 // Remove the replaced package's older resources safely now 1046 deleteOld = true; 1047 } 1048 1049 // Log current value of "unknown sources" setting 1050 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1051 getUnknownSourcesSettings()); 1052 } 1053 // Force a gc to clear up things 1054 Runtime.getRuntime().gc(); 1055 // We delete after a gc for applications on sdcard. 1056 if (deleteOld) { 1057 synchronized (mInstallLock) { 1058 res.removedInfo.args.doPostDeleteLI(true); 1059 } 1060 } 1061 if (args.observer != null) { 1062 try { 1063 Bundle extras = extrasForInstallResult(res); 1064 args.observer.onPackageInstalled(res.name, res.returnCode, 1065 res.returnMsg, extras); 1066 } catch (RemoteException e) { 1067 Slog.i(TAG, "Observer no longer exists."); 1068 } 1069 } 1070 } else { 1071 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1072 } 1073 } break; 1074 case UPDATED_MEDIA_STATUS: { 1075 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1076 boolean reportStatus = msg.arg1 == 1; 1077 boolean doGc = msg.arg2 == 1; 1078 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1079 if (doGc) { 1080 // Force a gc to clear up stale containers. 1081 Runtime.getRuntime().gc(); 1082 } 1083 if (msg.obj != null) { 1084 @SuppressWarnings("unchecked") 1085 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1086 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1087 // Unload containers 1088 unloadAllContainers(args); 1089 } 1090 if (reportStatus) { 1091 try { 1092 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1093 PackageHelper.getMountService().finishMediaUpdate(); 1094 } catch (RemoteException e) { 1095 Log.e(TAG, "MountService not running?"); 1096 } 1097 } 1098 } break; 1099 case WRITE_SETTINGS: { 1100 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1101 synchronized (mPackages) { 1102 removeMessages(WRITE_SETTINGS); 1103 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1104 mSettings.writeLPr(); 1105 mDirtyUsers.clear(); 1106 } 1107 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1108 } break; 1109 case WRITE_PACKAGE_RESTRICTIONS: { 1110 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1111 synchronized (mPackages) { 1112 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1113 for (int userId : mDirtyUsers) { 1114 mSettings.writePackageRestrictionsLPr(userId); 1115 } 1116 mDirtyUsers.clear(); 1117 } 1118 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1119 } break; 1120 case CHECK_PENDING_VERIFICATION: { 1121 final int verificationId = msg.arg1; 1122 final PackageVerificationState state = mPendingVerification.get(verificationId); 1123 1124 if ((state != null) && !state.timeoutExtended()) { 1125 final InstallArgs args = state.getInstallArgs(); 1126 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1127 1128 Slog.i(TAG, "Verification timed out for " + originUri); 1129 mPendingVerification.remove(verificationId); 1130 1131 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1132 1133 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1134 Slog.i(TAG, "Continuing with installation of " + originUri); 1135 state.setVerifierResponse(Binder.getCallingUid(), 1136 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1137 broadcastPackageVerified(verificationId, originUri, 1138 PackageManager.VERIFICATION_ALLOW, 1139 state.getInstallArgs().getUser()); 1140 try { 1141 ret = args.copyApk(mContainerService, true); 1142 } catch (RemoteException e) { 1143 Slog.e(TAG, "Could not contact the ContainerService"); 1144 } 1145 } else { 1146 broadcastPackageVerified(verificationId, originUri, 1147 PackageManager.VERIFICATION_REJECT, 1148 state.getInstallArgs().getUser()); 1149 } 1150 1151 processPendingInstall(args, ret); 1152 mHandler.sendEmptyMessage(MCS_UNBIND); 1153 } 1154 break; 1155 } 1156 case PACKAGE_VERIFIED: { 1157 final int verificationId = msg.arg1; 1158 1159 final PackageVerificationState state = mPendingVerification.get(verificationId); 1160 if (state == null) { 1161 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1162 break; 1163 } 1164 1165 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1166 1167 state.setVerifierResponse(response.callerUid, response.code); 1168 1169 if (state.isVerificationComplete()) { 1170 mPendingVerification.remove(verificationId); 1171 1172 final InstallArgs args = state.getInstallArgs(); 1173 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1174 1175 int ret; 1176 if (state.isInstallAllowed()) { 1177 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1178 broadcastPackageVerified(verificationId, originUri, 1179 response.code, state.getInstallArgs().getUser()); 1180 try { 1181 ret = args.copyApk(mContainerService, true); 1182 } catch (RemoteException e) { 1183 Slog.e(TAG, "Could not contact the ContainerService"); 1184 } 1185 } else { 1186 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1187 } 1188 1189 processPendingInstall(args, ret); 1190 1191 mHandler.sendEmptyMessage(MCS_UNBIND); 1192 } 1193 1194 break; 1195 } 1196 } 1197 } 1198 } 1199 1200 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1201 Bundle extras = null; 1202 switch (res.returnCode) { 1203 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1204 extras = new Bundle(); 1205 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1206 res.origPermission); 1207 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1208 res.origPackage); 1209 break; 1210 } 1211 } 1212 return extras; 1213 } 1214 1215 void scheduleWriteSettingsLocked() { 1216 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1217 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1218 } 1219 } 1220 1221 void scheduleWritePackageRestrictionsLocked(int userId) { 1222 if (!sUserManager.exists(userId)) return; 1223 mDirtyUsers.add(userId); 1224 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1225 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1226 } 1227 } 1228 1229 public static final PackageManagerService main(Context context, Installer installer, 1230 boolean factoryTest, boolean onlyCore) { 1231 PackageManagerService m = new PackageManagerService(context, installer, 1232 factoryTest, onlyCore); 1233 ServiceManager.addService("package", m); 1234 return m; 1235 } 1236 1237 static String[] splitString(String str, char sep) { 1238 int count = 1; 1239 int i = 0; 1240 while ((i=str.indexOf(sep, i)) >= 0) { 1241 count++; 1242 i++; 1243 } 1244 1245 String[] res = new String[count]; 1246 i=0; 1247 count = 0; 1248 int lastI=0; 1249 while ((i=str.indexOf(sep, i)) >= 0) { 1250 res[count] = str.substring(lastI, i); 1251 count++; 1252 i++; 1253 lastI = i; 1254 } 1255 res[count] = str.substring(lastI, str.length()); 1256 return res; 1257 } 1258 1259 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1260 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1261 Context.DISPLAY_SERVICE); 1262 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1263 } 1264 1265 public PackageManagerService(Context context, Installer installer, 1266 boolean factoryTest, boolean onlyCore) { 1267 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1268 SystemClock.uptimeMillis()); 1269 1270 if (mSdkVersion <= 0) { 1271 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1272 } 1273 1274 mContext = context; 1275 mFactoryTest = factoryTest; 1276 mOnlyCore = onlyCore; 1277 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1278 mMetrics = new DisplayMetrics(); 1279 mSettings = new Settings(context); 1280 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1281 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1282 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1283 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1284 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1285 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1286 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1287 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1288 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1289 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1290 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1291 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1292 1293 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1294 if (separateProcesses != null && separateProcesses.length() > 0) { 1295 if ("*".equals(separateProcesses)) { 1296 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1297 mSeparateProcesses = null; 1298 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1299 } else { 1300 mDefParseFlags = 0; 1301 mSeparateProcesses = separateProcesses.split(","); 1302 Slog.w(TAG, "Running with debug.separate_processes: " 1303 + separateProcesses); 1304 } 1305 } else { 1306 mDefParseFlags = 0; 1307 mSeparateProcesses = null; 1308 } 1309 1310 mInstaller = installer; 1311 1312 getDefaultDisplayMetrics(context, mMetrics); 1313 1314 SystemConfig systemConfig = SystemConfig.getInstance(); 1315 mGlobalGids = systemConfig.getGlobalGids(); 1316 mSystemPermissions = systemConfig.getSystemPermissions(); 1317 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1318 1319 synchronized (mInstallLock) { 1320 // writer 1321 synchronized (mPackages) { 1322 mHandlerThread = new ServiceThread(TAG, 1323 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1324 mHandlerThread.start(); 1325 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1326 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1327 1328 File dataDir = Environment.getDataDirectory(); 1329 mAppDataDir = new File(dataDir, "data"); 1330 mAppInstallDir = new File(dataDir, "app"); 1331 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1332 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1333 mUserAppDataDir = new File(dataDir, "user"); 1334 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1335 1336 sUserManager = new UserManagerService(context, this, 1337 mInstallLock, mPackages); 1338 1339 // Propagate permission configuration in to package manager. 1340 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1341 = systemConfig.getPermissions(); 1342 for (int i=0; i<permConfig.size(); i++) { 1343 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1344 BasePermission bp = mSettings.mPermissions.get(perm.name); 1345 if (bp == null) { 1346 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1347 mSettings.mPermissions.put(perm.name, bp); 1348 } 1349 if (perm.gids != null) { 1350 bp.gids = appendInts(bp.gids, perm.gids); 1351 } 1352 } 1353 1354 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1355 for (int i=0; i<libConfig.size(); i++) { 1356 mSharedLibraries.put(libConfig.keyAt(i), 1357 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1358 } 1359 1360 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1361 1362 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1363 mSdkVersion, mOnlyCore); 1364 1365 String customResolverActivity = Resources.getSystem().getString( 1366 R.string.config_customResolverActivity); 1367 if (TextUtils.isEmpty(customResolverActivity)) { 1368 customResolverActivity = null; 1369 } else { 1370 mCustomResolverComponentName = ComponentName.unflattenFromString( 1371 customResolverActivity); 1372 } 1373 1374 long startTime = SystemClock.uptimeMillis(); 1375 1376 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1377 startTime); 1378 1379 // Set flag to monitor and not change apk file paths when 1380 // scanning install directories. 1381 int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1382 1383 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1384 1385 /** 1386 * Add everything in the in the boot class path to the 1387 * list of process files because dexopt will have been run 1388 * if necessary during zygote startup. 1389 */ 1390 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1391 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1392 1393 if (bootClassPath != null) { 1394 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1395 for (String element : bootClassPathElements) { 1396 alreadyDexOpted.add(element); 1397 } 1398 } else { 1399 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1400 } 1401 1402 if (systemServerClassPath != null) { 1403 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1404 for (String element : systemServerClassPathElements) { 1405 alreadyDexOpted.add(element); 1406 } 1407 } else { 1408 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1409 } 1410 1411 boolean didDexOptLibraryOrTool = false; 1412 1413 final List<String> allInstructionSets = getAllInstructionSets(); 1414 final String[] dexCodeInstructionSets = 1415 getDexCodeInstructionSets(allInstructionSets.toArray(new String[allInstructionSets.size()])); 1416 1417 /** 1418 * Ensure all external libraries have had dexopt run on them. 1419 */ 1420 if (mSharedLibraries.size() > 0) { 1421 // NOTE: For now, we're compiling these system "shared libraries" 1422 // (and framework jars) into all available architectures. It's possible 1423 // to compile them only when we come across an app that uses them (there's 1424 // already logic for that in scanPackageLI) but that adds some complexity. 1425 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1426 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1427 final String lib = libEntry.path; 1428 if (lib == null) { 1429 continue; 1430 } 1431 1432 try { 1433 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1434 dexCodeInstructionSet, 1435 false); 1436 if (dexoptRequired != DexFile.UP_TO_DATE) { 1437 alreadyDexOpted.add(lib); 1438 1439 // The list of "shared libraries" we have at this point is 1440 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1441 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1442 } else { 1443 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1444 } 1445 didDexOptLibraryOrTool = true; 1446 } 1447 } catch (FileNotFoundException e) { 1448 Slog.w(TAG, "Library not found: " + lib); 1449 } catch (IOException e) { 1450 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1451 + e.getMessage()); 1452 } 1453 } 1454 } 1455 } 1456 1457 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1458 1459 // Gross hack for now: we know this file doesn't contain any 1460 // code, so don't dexopt it to avoid the resulting log spew. 1461 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1462 1463 // Gross hack for now: we know this file is only part of 1464 // the boot class path for art, so don't dexopt it to 1465 // avoid the resulting log spew. 1466 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1467 1468 /** 1469 * And there are a number of commands implemented in Java, which 1470 * we currently need to do the dexopt on so that they can be 1471 * run from a non-root shell. 1472 */ 1473 String[] frameworkFiles = frameworkDir.list(); 1474 if (frameworkFiles != null) { 1475 // TODO: We could compile these only for the most preferred ABI. We should 1476 // first double check that the dex files for these commands are not referenced 1477 // by other system apps. 1478 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1479 for (int i=0; i<frameworkFiles.length; i++) { 1480 File libPath = new File(frameworkDir, frameworkFiles[i]); 1481 String path = libPath.getPath(); 1482 // Skip the file if we already did it. 1483 if (alreadyDexOpted.contains(path)) { 1484 continue; 1485 } 1486 // Skip the file if it is not a type we want to dexopt. 1487 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1488 continue; 1489 } 1490 try { 1491 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1492 dexCodeInstructionSet, 1493 false); 1494 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1495 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1496 didDexOptLibraryOrTool = true; 1497 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1498 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1499 didDexOptLibraryOrTool = true; 1500 } 1501 } catch (FileNotFoundException e) { 1502 Slog.w(TAG, "Jar not found: " + path); 1503 } catch (IOException e) { 1504 Slog.w(TAG, "Exception reading jar: " + path, e); 1505 } 1506 } 1507 } 1508 } 1509 1510 // Collect vendor overlay packages. 1511 // (Do this before scanning any apps.) 1512 // For security and version matching reason, only consider 1513 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1514 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1515 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1516 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1517 1518 // Find base frameworks (resource packages without code). 1519 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1520 | PackageParser.PARSE_IS_SYSTEM_DIR 1521 | PackageParser.PARSE_IS_PRIVILEGED, 1522 scanFlags | SCAN_NO_DEX, 0); 1523 1524 // Collected privileged system packages. 1525 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1526 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1527 | PackageParser.PARSE_IS_SYSTEM_DIR 1528 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1529 1530 // Collect ordinary system packages. 1531 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1532 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1533 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1534 1535 // Collect all vendor packages. 1536 File vendorAppDir = new File("/vendor/app"); 1537 try { 1538 vendorAppDir = vendorAppDir.getCanonicalFile(); 1539 } catch (IOException e) { 1540 // failed to look up canonical path, continue with original one 1541 } 1542 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1543 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1544 1545 // Collect all OEM packages. 1546 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1547 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1548 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1549 1550 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1551 mInstaller.moveFiles(); 1552 1553 // Prune any system packages that no longer exist. 1554 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1555 if (!mOnlyCore) { 1556 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1557 while (psit.hasNext()) { 1558 PackageSetting ps = psit.next(); 1559 1560 /* 1561 * If this is not a system app, it can't be a 1562 * disable system app. 1563 */ 1564 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1565 continue; 1566 } 1567 1568 /* 1569 * If the package is scanned, it's not erased. 1570 */ 1571 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1572 if (scannedPkg != null) { 1573 /* 1574 * If the system app is both scanned and in the 1575 * disabled packages list, then it must have been 1576 * added via OTA. Remove it from the currently 1577 * scanned package so the previously user-installed 1578 * application can be scanned. 1579 */ 1580 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1581 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1582 + "; removing system app"); 1583 removePackageLI(ps, true); 1584 } 1585 1586 continue; 1587 } 1588 1589 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1590 psit.remove(); 1591 String msg = "System package " + ps.name 1592 + " no longer exists; wiping its data"; 1593 reportSettingsProblem(Log.WARN, msg); 1594 removeDataDirsLI(ps.name); 1595 } else { 1596 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1597 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1598 possiblyDeletedUpdatedSystemApps.add(ps.name); 1599 } 1600 } 1601 } 1602 } 1603 1604 //look for any incomplete package installations 1605 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1606 //clean up list 1607 for(int i = 0; i < deletePkgsList.size(); i++) { 1608 //clean up here 1609 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1610 } 1611 //delete tmp files 1612 deleteTempPackageFiles(); 1613 1614 // Remove any shared userIDs that have no associated packages 1615 mSettings.pruneSharedUsersLPw(); 1616 1617 if (!mOnlyCore) { 1618 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1619 SystemClock.uptimeMillis()); 1620 scanDirLI(mAppInstallDir, 0, scanFlags, 0); 1621 1622 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1623 scanFlags, 0); 1624 1625 /** 1626 * Remove disable package settings for any updated system 1627 * apps that were removed via an OTA. If they're not a 1628 * previously-updated app, remove them completely. 1629 * Otherwise, just revoke their system-level permissions. 1630 */ 1631 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1632 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1633 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1634 1635 String msg; 1636 if (deletedPkg == null) { 1637 msg = "Updated system package " + deletedAppName 1638 + " no longer exists; wiping its data"; 1639 removeDataDirsLI(deletedAppName); 1640 } else { 1641 msg = "Updated system app + " + deletedAppName 1642 + " no longer present; removing system privileges for " 1643 + deletedAppName; 1644 1645 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1646 1647 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1648 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1649 } 1650 reportSettingsProblem(Log.WARN, msg); 1651 } 1652 } 1653 1654 // Now that we know all of the shared libraries, update all clients to have 1655 // the correct library paths. 1656 updateAllSharedLibrariesLPw(); 1657 1658 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1659 // NOTE: We ignore potential failures here during a system scan (like 1660 // the rest of the commands above) because there's precious little we 1661 // can do about it. A settings error is reported, though. 1662 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1663 false /* force dexopt */, false /* defer dexopt */); 1664 } 1665 1666 // Now that we know all the packages we are keeping, 1667 // read and update their last usage times. 1668 mPackageUsage.readLP(); 1669 1670 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1671 SystemClock.uptimeMillis()); 1672 Slog.i(TAG, "Time to scan packages: " 1673 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1674 + " seconds"); 1675 1676 // If the platform SDK has changed since the last time we booted, 1677 // we need to re-grant app permission to catch any new ones that 1678 // appear. This is really a hack, and means that apps can in some 1679 // cases get permissions that the user didn't initially explicitly 1680 // allow... it would be nice to have some better way to handle 1681 // this situation. 1682 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1683 != mSdkVersion; 1684 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1685 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1686 + "; regranting permissions for internal storage"); 1687 mSettings.mInternalSdkPlatform = mSdkVersion; 1688 1689 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1690 | (regrantPermissions 1691 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1692 : 0)); 1693 1694 // If this is the first boot, and it is a normal boot, then 1695 // we need to initialize the default preferred apps. 1696 if (!mRestoredSettings && !onlyCore) { 1697 mSettings.readDefaultPreferredAppsLPw(this, 0); 1698 } 1699 1700 // If this is first boot after an OTA, and a normal boot, then 1701 // we need to clear code cache directories. 1702 if (!Build.FINGERPRINT.equals(mSettings.mFingerprint) && !onlyCore) { 1703 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 1704 for (String pkgName : mSettings.mPackages.keySet()) { 1705 deleteCodeCacheDirsLI(pkgName); 1706 } 1707 mSettings.mFingerprint = Build.FINGERPRINT; 1708 } 1709 1710 // All the changes are done during package scanning. 1711 mSettings.updateInternalDatabaseVersion(); 1712 1713 // can downgrade to reader 1714 mSettings.writeLPr(); 1715 1716 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1717 SystemClock.uptimeMillis()); 1718 1719 1720 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1721 } // synchronized (mPackages) 1722 } // synchronized (mInstallLock) 1723 1724 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1725 1726 // Now after opening every single application zip, make sure they 1727 // are all flushed. Not really needed, but keeps things nice and 1728 // tidy. 1729 Runtime.getRuntime().gc(); 1730 } 1731 1732 @Override 1733 public boolean isFirstBoot() { 1734 return !mRestoredSettings; 1735 } 1736 1737 @Override 1738 public boolean isOnlyCoreApps() { 1739 return mOnlyCore; 1740 } 1741 1742 private String getRequiredVerifierLPr() { 1743 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1744 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1745 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1746 1747 String requiredVerifier = null; 1748 1749 final int N = receivers.size(); 1750 for (int i = 0; i < N; i++) { 1751 final ResolveInfo info = receivers.get(i); 1752 1753 if (info.activityInfo == null) { 1754 continue; 1755 } 1756 1757 final String packageName = info.activityInfo.packageName; 1758 1759 final PackageSetting ps = mSettings.mPackages.get(packageName); 1760 if (ps == null) { 1761 continue; 1762 } 1763 1764 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1765 if (!gp.grantedPermissions 1766 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1767 continue; 1768 } 1769 1770 if (requiredVerifier != null) { 1771 throw new RuntimeException("There can be only one required verifier"); 1772 } 1773 1774 requiredVerifier = packageName; 1775 } 1776 1777 return requiredVerifier; 1778 } 1779 1780 @Override 1781 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1782 throws RemoteException { 1783 try { 1784 return super.onTransact(code, data, reply, flags); 1785 } catch (RuntimeException e) { 1786 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1787 Slog.wtf(TAG, "Package Manager Crash", e); 1788 } 1789 throw e; 1790 } 1791 } 1792 1793 void cleanupInstallFailedPackage(PackageSetting ps) { 1794 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1795 removeDataDirsLI(ps.name); 1796 if (ps.codePath != null) { 1797 if (ps.codePath.isDirectory()) { 1798 FileUtils.deleteContents(ps.codePath); 1799 } 1800 ps.codePath.delete(); 1801 } 1802 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 1803 if (ps.resourcePath.isDirectory()) { 1804 FileUtils.deleteContents(ps.resourcePath); 1805 } 1806 ps.resourcePath.delete(); 1807 } 1808 mSettings.removePackageLPw(ps.name); 1809 } 1810 1811 static int[] appendInts(int[] cur, int[] add) { 1812 if (add == null) return cur; 1813 if (cur == null) return add; 1814 final int N = add.length; 1815 for (int i=0; i<N; i++) { 1816 cur = appendInt(cur, add[i]); 1817 } 1818 return cur; 1819 } 1820 1821 static int[] removeInts(int[] cur, int[] rem) { 1822 if (rem == null) return cur; 1823 if (cur == null) return cur; 1824 final int N = rem.length; 1825 for (int i=0; i<N; i++) { 1826 cur = removeInt(cur, rem[i]); 1827 } 1828 return cur; 1829 } 1830 1831 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1832 if (!sUserManager.exists(userId)) return null; 1833 final PackageSetting ps = (PackageSetting) p.mExtras; 1834 if (ps == null) { 1835 return null; 1836 } 1837 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1838 final PackageUserState state = ps.readUserState(userId); 1839 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1840 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1841 state, userId); 1842 } 1843 1844 @Override 1845 public boolean isPackageAvailable(String packageName, int userId) { 1846 if (!sUserManager.exists(userId)) return false; 1847 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 1848 synchronized (mPackages) { 1849 PackageParser.Package p = mPackages.get(packageName); 1850 if (p != null) { 1851 final PackageSetting ps = (PackageSetting) p.mExtras; 1852 if (ps != null) { 1853 final PackageUserState state = ps.readUserState(userId); 1854 if (state != null) { 1855 return PackageParser.isAvailable(state); 1856 } 1857 } 1858 } 1859 } 1860 return false; 1861 } 1862 1863 @Override 1864 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1865 if (!sUserManager.exists(userId)) return null; 1866 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 1867 // reader 1868 synchronized (mPackages) { 1869 PackageParser.Package p = mPackages.get(packageName); 1870 if (DEBUG_PACKAGE_INFO) 1871 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1872 if (p != null) { 1873 return generatePackageInfo(p, flags, userId); 1874 } 1875 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1876 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1877 } 1878 } 1879 return null; 1880 } 1881 1882 @Override 1883 public String[] currentToCanonicalPackageNames(String[] names) { 1884 String[] out = new String[names.length]; 1885 // reader 1886 synchronized (mPackages) { 1887 for (int i=names.length-1; i>=0; i--) { 1888 PackageSetting ps = mSettings.mPackages.get(names[i]); 1889 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1890 } 1891 } 1892 return out; 1893 } 1894 1895 @Override 1896 public String[] canonicalToCurrentPackageNames(String[] names) { 1897 String[] out = new String[names.length]; 1898 // reader 1899 synchronized (mPackages) { 1900 for (int i=names.length-1; i>=0; i--) { 1901 String cur = mSettings.mRenamedPackages.get(names[i]); 1902 out[i] = cur != null ? cur : names[i]; 1903 } 1904 } 1905 return out; 1906 } 1907 1908 @Override 1909 public int getPackageUid(String packageName, int userId) { 1910 if (!sUserManager.exists(userId)) return -1; 1911 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 1912 // reader 1913 synchronized (mPackages) { 1914 PackageParser.Package p = mPackages.get(packageName); 1915 if(p != null) { 1916 return UserHandle.getUid(userId, p.applicationInfo.uid); 1917 } 1918 PackageSetting ps = mSettings.mPackages.get(packageName); 1919 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1920 return -1; 1921 } 1922 p = ps.pkg; 1923 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1924 } 1925 } 1926 1927 @Override 1928 public int[] getPackageGids(String packageName) { 1929 // reader 1930 synchronized (mPackages) { 1931 PackageParser.Package p = mPackages.get(packageName); 1932 if (DEBUG_PACKAGE_INFO) 1933 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1934 if (p != null) { 1935 final PackageSetting ps = (PackageSetting)p.mExtras; 1936 return ps.getGids(); 1937 } 1938 } 1939 // stupid thing to indicate an error. 1940 return new int[0]; 1941 } 1942 1943 static final PermissionInfo generatePermissionInfo( 1944 BasePermission bp, int flags) { 1945 if (bp.perm != null) { 1946 return PackageParser.generatePermissionInfo(bp.perm, flags); 1947 } 1948 PermissionInfo pi = new PermissionInfo(); 1949 pi.name = bp.name; 1950 pi.packageName = bp.sourcePackage; 1951 pi.nonLocalizedLabel = bp.name; 1952 pi.protectionLevel = bp.protectionLevel; 1953 return pi; 1954 } 1955 1956 @Override 1957 public PermissionInfo getPermissionInfo(String name, int flags) { 1958 // reader 1959 synchronized (mPackages) { 1960 final BasePermission p = mSettings.mPermissions.get(name); 1961 if (p != null) { 1962 return generatePermissionInfo(p, flags); 1963 } 1964 return null; 1965 } 1966 } 1967 1968 @Override 1969 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1970 // reader 1971 synchronized (mPackages) { 1972 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1973 for (BasePermission p : mSettings.mPermissions.values()) { 1974 if (group == null) { 1975 if (p.perm == null || p.perm.info.group == null) { 1976 out.add(generatePermissionInfo(p, flags)); 1977 } 1978 } else { 1979 if (p.perm != null && group.equals(p.perm.info.group)) { 1980 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1981 } 1982 } 1983 } 1984 1985 if (out.size() > 0) { 1986 return out; 1987 } 1988 return mPermissionGroups.containsKey(group) ? out : null; 1989 } 1990 } 1991 1992 @Override 1993 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1994 // reader 1995 synchronized (mPackages) { 1996 return PackageParser.generatePermissionGroupInfo( 1997 mPermissionGroups.get(name), flags); 1998 } 1999 } 2000 2001 @Override 2002 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2003 // reader 2004 synchronized (mPackages) { 2005 final int N = mPermissionGroups.size(); 2006 ArrayList<PermissionGroupInfo> out 2007 = new ArrayList<PermissionGroupInfo>(N); 2008 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2009 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2010 } 2011 return out; 2012 } 2013 } 2014 2015 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2016 int userId) { 2017 if (!sUserManager.exists(userId)) return null; 2018 PackageSetting ps = mSettings.mPackages.get(packageName); 2019 if (ps != null) { 2020 if (ps.pkg == null) { 2021 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2022 flags, userId); 2023 if (pInfo != null) { 2024 return pInfo.applicationInfo; 2025 } 2026 return null; 2027 } 2028 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2029 ps.readUserState(userId), userId); 2030 } 2031 return null; 2032 } 2033 2034 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2035 int userId) { 2036 if (!sUserManager.exists(userId)) return null; 2037 PackageSetting ps = mSettings.mPackages.get(packageName); 2038 if (ps != null) { 2039 PackageParser.Package pkg = ps.pkg; 2040 if (pkg == null) { 2041 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2042 return null; 2043 } 2044 // Only data remains, so we aren't worried about code paths 2045 pkg = new PackageParser.Package(packageName); 2046 pkg.applicationInfo.packageName = packageName; 2047 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2048 pkg.applicationInfo.dataDir = 2049 getDataPathForPackage(packageName, 0).getPath(); 2050 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2051 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2052 } 2053 return generatePackageInfo(pkg, flags, userId); 2054 } 2055 return null; 2056 } 2057 2058 @Override 2059 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2060 if (!sUserManager.exists(userId)) return null; 2061 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2062 // writer 2063 synchronized (mPackages) { 2064 PackageParser.Package p = mPackages.get(packageName); 2065 if (DEBUG_PACKAGE_INFO) Log.v( 2066 TAG, "getApplicationInfo " + packageName 2067 + ": " + p); 2068 if (p != null) { 2069 PackageSetting ps = mSettings.mPackages.get(packageName); 2070 if (ps == null) return null; 2071 // Note: isEnabledLP() does not apply here - always return info 2072 return PackageParser.generateApplicationInfo( 2073 p, flags, ps.readUserState(userId), userId); 2074 } 2075 if ("android".equals(packageName)||"system".equals(packageName)) { 2076 return mAndroidApplication; 2077 } 2078 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2079 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2080 } 2081 } 2082 return null; 2083 } 2084 2085 2086 @Override 2087 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2088 mContext.enforceCallingOrSelfPermission( 2089 android.Manifest.permission.CLEAR_APP_CACHE, null); 2090 // Queue up an async operation since clearing cache may take a little while. 2091 mHandler.post(new Runnable() { 2092 public void run() { 2093 mHandler.removeCallbacks(this); 2094 int retCode = -1; 2095 synchronized (mInstallLock) { 2096 retCode = mInstaller.freeCache(freeStorageSize); 2097 if (retCode < 0) { 2098 Slog.w(TAG, "Couldn't clear application caches"); 2099 } 2100 } 2101 if (observer != null) { 2102 try { 2103 observer.onRemoveCompleted(null, (retCode >= 0)); 2104 } catch (RemoteException e) { 2105 Slog.w(TAG, "RemoveException when invoking call back"); 2106 } 2107 } 2108 } 2109 }); 2110 } 2111 2112 @Override 2113 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2114 mContext.enforceCallingOrSelfPermission( 2115 android.Manifest.permission.CLEAR_APP_CACHE, null); 2116 // Queue up an async operation since clearing cache may take a little while. 2117 mHandler.post(new Runnable() { 2118 public void run() { 2119 mHandler.removeCallbacks(this); 2120 int retCode = -1; 2121 synchronized (mInstallLock) { 2122 retCode = mInstaller.freeCache(freeStorageSize); 2123 if (retCode < 0) { 2124 Slog.w(TAG, "Couldn't clear application caches"); 2125 } 2126 } 2127 if(pi != null) { 2128 try { 2129 // Callback via pending intent 2130 int code = (retCode >= 0) ? 1 : 0; 2131 pi.sendIntent(null, code, null, 2132 null, null); 2133 } catch (SendIntentException e1) { 2134 Slog.i(TAG, "Failed to send pending intent"); 2135 } 2136 } 2137 } 2138 }); 2139 } 2140 2141 void freeStorage(long freeStorageSize) throws IOException { 2142 synchronized (mInstallLock) { 2143 if (mInstaller.freeCache(freeStorageSize) < 0) { 2144 throw new IOException("Failed to free enough space"); 2145 } 2146 } 2147 } 2148 2149 @Override 2150 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2151 if (!sUserManager.exists(userId)) return null; 2152 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2153 synchronized (mPackages) { 2154 PackageParser.Activity a = mActivities.mActivities.get(component); 2155 2156 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2157 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2158 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2159 if (ps == null) return null; 2160 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2161 userId); 2162 } 2163 if (mResolveComponentName.equals(component)) { 2164 return mResolveActivity; 2165 } 2166 } 2167 return null; 2168 } 2169 2170 @Override 2171 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2172 String resolvedType) { 2173 synchronized (mPackages) { 2174 PackageParser.Activity a = mActivities.mActivities.get(component); 2175 if (a == null) { 2176 return false; 2177 } 2178 for (int i=0; i<a.intents.size(); i++) { 2179 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2180 intent.getData(), intent.getCategories(), TAG) >= 0) { 2181 return true; 2182 } 2183 } 2184 return false; 2185 } 2186 } 2187 2188 @Override 2189 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2190 if (!sUserManager.exists(userId)) return null; 2191 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2192 synchronized (mPackages) { 2193 PackageParser.Activity a = mReceivers.mActivities.get(component); 2194 if (DEBUG_PACKAGE_INFO) Log.v( 2195 TAG, "getReceiverInfo " + component + ": " + a); 2196 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2197 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2198 if (ps == null) return null; 2199 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2200 userId); 2201 } 2202 } 2203 return null; 2204 } 2205 2206 @Override 2207 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2208 if (!sUserManager.exists(userId)) return null; 2209 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2210 synchronized (mPackages) { 2211 PackageParser.Service s = mServices.mServices.get(component); 2212 if (DEBUG_PACKAGE_INFO) Log.v( 2213 TAG, "getServiceInfo " + component + ": " + s); 2214 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2215 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2216 if (ps == null) return null; 2217 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2218 userId); 2219 } 2220 } 2221 return null; 2222 } 2223 2224 @Override 2225 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2226 if (!sUserManager.exists(userId)) return null; 2227 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2228 synchronized (mPackages) { 2229 PackageParser.Provider p = mProviders.mProviders.get(component); 2230 if (DEBUG_PACKAGE_INFO) Log.v( 2231 TAG, "getProviderInfo " + component + ": " + p); 2232 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2233 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2234 if (ps == null) return null; 2235 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2236 userId); 2237 } 2238 } 2239 return null; 2240 } 2241 2242 @Override 2243 public String[] getSystemSharedLibraryNames() { 2244 Set<String> libSet; 2245 synchronized (mPackages) { 2246 libSet = mSharedLibraries.keySet(); 2247 int size = libSet.size(); 2248 if (size > 0) { 2249 String[] libs = new String[size]; 2250 libSet.toArray(libs); 2251 return libs; 2252 } 2253 } 2254 return null; 2255 } 2256 2257 @Override 2258 public FeatureInfo[] getSystemAvailableFeatures() { 2259 Collection<FeatureInfo> featSet; 2260 synchronized (mPackages) { 2261 featSet = mAvailableFeatures.values(); 2262 int size = featSet.size(); 2263 if (size > 0) { 2264 FeatureInfo[] features = new FeatureInfo[size+1]; 2265 featSet.toArray(features); 2266 FeatureInfo fi = new FeatureInfo(); 2267 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2268 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2269 features[size] = fi; 2270 return features; 2271 } 2272 } 2273 return null; 2274 } 2275 2276 @Override 2277 public boolean hasSystemFeature(String name) { 2278 synchronized (mPackages) { 2279 return mAvailableFeatures.containsKey(name); 2280 } 2281 } 2282 2283 private void checkValidCaller(int uid, int userId) { 2284 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2285 return; 2286 2287 throw new SecurityException("Caller uid=" + uid 2288 + " is not privileged to communicate with user=" + userId); 2289 } 2290 2291 @Override 2292 public int checkPermission(String permName, String pkgName) { 2293 synchronized (mPackages) { 2294 PackageParser.Package p = mPackages.get(pkgName); 2295 if (p != null && p.mExtras != null) { 2296 PackageSetting ps = (PackageSetting)p.mExtras; 2297 if (ps.sharedUser != null) { 2298 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2299 return PackageManager.PERMISSION_GRANTED; 2300 } 2301 } else if (ps.grantedPermissions.contains(permName)) { 2302 return PackageManager.PERMISSION_GRANTED; 2303 } 2304 } 2305 } 2306 return PackageManager.PERMISSION_DENIED; 2307 } 2308 2309 @Override 2310 public int checkUidPermission(String permName, int uid) { 2311 synchronized (mPackages) { 2312 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2313 if (obj != null) { 2314 GrantedPermissions gp = (GrantedPermissions)obj; 2315 if (gp.grantedPermissions.contains(permName)) { 2316 return PackageManager.PERMISSION_GRANTED; 2317 } 2318 } else { 2319 HashSet<String> perms = mSystemPermissions.get(uid); 2320 if (perms != null && perms.contains(permName)) { 2321 return PackageManager.PERMISSION_GRANTED; 2322 } 2323 } 2324 } 2325 return PackageManager.PERMISSION_DENIED; 2326 } 2327 2328 /** 2329 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2330 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2331 * @param checkShell TODO(yamasani): 2332 * @param message the message to log on security exception 2333 */ 2334 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2335 boolean checkShell, String message) { 2336 if (userId < 0) { 2337 throw new IllegalArgumentException("Invalid userId " + userId); 2338 } 2339 if (checkShell) { 2340 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2341 } 2342 if (userId == UserHandle.getUserId(callingUid)) return; 2343 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2344 if (requireFullPermission) { 2345 mContext.enforceCallingOrSelfPermission( 2346 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2347 } else { 2348 try { 2349 mContext.enforceCallingOrSelfPermission( 2350 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2351 } catch (SecurityException se) { 2352 mContext.enforceCallingOrSelfPermission( 2353 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2354 } 2355 } 2356 } 2357 } 2358 2359 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2360 if (callingUid == Process.SHELL_UID) { 2361 if (userHandle >= 0 2362 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2363 throw new SecurityException("Shell does not have permission to access user " 2364 + userHandle); 2365 } else if (userHandle < 0) { 2366 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2367 + Debug.getCallers(3)); 2368 } 2369 } 2370 } 2371 2372 private BasePermission findPermissionTreeLP(String permName) { 2373 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2374 if (permName.startsWith(bp.name) && 2375 permName.length() > bp.name.length() && 2376 permName.charAt(bp.name.length()) == '.') { 2377 return bp; 2378 } 2379 } 2380 return null; 2381 } 2382 2383 private BasePermission checkPermissionTreeLP(String permName) { 2384 if (permName != null) { 2385 BasePermission bp = findPermissionTreeLP(permName); 2386 if (bp != null) { 2387 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2388 return bp; 2389 } 2390 throw new SecurityException("Calling uid " 2391 + Binder.getCallingUid() 2392 + " is not allowed to add to permission tree " 2393 + bp.name + " owned by uid " + bp.uid); 2394 } 2395 } 2396 throw new SecurityException("No permission tree found for " + permName); 2397 } 2398 2399 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2400 if (s1 == null) { 2401 return s2 == null; 2402 } 2403 if (s2 == null) { 2404 return false; 2405 } 2406 if (s1.getClass() != s2.getClass()) { 2407 return false; 2408 } 2409 return s1.equals(s2); 2410 } 2411 2412 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2413 if (pi1.icon != pi2.icon) return false; 2414 if (pi1.logo != pi2.logo) return false; 2415 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2416 if (!compareStrings(pi1.name, pi2.name)) return false; 2417 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2418 // We'll take care of setting this one. 2419 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2420 // These are not currently stored in settings. 2421 //if (!compareStrings(pi1.group, pi2.group)) return false; 2422 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2423 //if (pi1.labelRes != pi2.labelRes) return false; 2424 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2425 return true; 2426 } 2427 2428 int permissionInfoFootprint(PermissionInfo info) { 2429 int size = info.name.length(); 2430 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2431 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2432 return size; 2433 } 2434 2435 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2436 int size = 0; 2437 for (BasePermission perm : mSettings.mPermissions.values()) { 2438 if (perm.uid == tree.uid) { 2439 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2440 } 2441 } 2442 return size; 2443 } 2444 2445 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2446 // We calculate the max size of permissions defined by this uid and throw 2447 // if that plus the size of 'info' would exceed our stated maximum. 2448 if (tree.uid != Process.SYSTEM_UID) { 2449 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2450 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2451 throw new SecurityException("Permission tree size cap exceeded"); 2452 } 2453 } 2454 } 2455 2456 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2457 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2458 throw new SecurityException("Label must be specified in permission"); 2459 } 2460 BasePermission tree = checkPermissionTreeLP(info.name); 2461 BasePermission bp = mSettings.mPermissions.get(info.name); 2462 boolean added = bp == null; 2463 boolean changed = true; 2464 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2465 if (added) { 2466 enforcePermissionCapLocked(info, tree); 2467 bp = new BasePermission(info.name, tree.sourcePackage, 2468 BasePermission.TYPE_DYNAMIC); 2469 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2470 throw new SecurityException( 2471 "Not allowed to modify non-dynamic permission " 2472 + info.name); 2473 } else { 2474 if (bp.protectionLevel == fixedLevel 2475 && bp.perm.owner.equals(tree.perm.owner) 2476 && bp.uid == tree.uid 2477 && comparePermissionInfos(bp.perm.info, info)) { 2478 changed = false; 2479 } 2480 } 2481 bp.protectionLevel = fixedLevel; 2482 info = new PermissionInfo(info); 2483 info.protectionLevel = fixedLevel; 2484 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2485 bp.perm.info.packageName = tree.perm.info.packageName; 2486 bp.uid = tree.uid; 2487 if (added) { 2488 mSettings.mPermissions.put(info.name, bp); 2489 } 2490 if (changed) { 2491 if (!async) { 2492 mSettings.writeLPr(); 2493 } else { 2494 scheduleWriteSettingsLocked(); 2495 } 2496 } 2497 return added; 2498 } 2499 2500 @Override 2501 public boolean addPermission(PermissionInfo info) { 2502 synchronized (mPackages) { 2503 return addPermissionLocked(info, false); 2504 } 2505 } 2506 2507 @Override 2508 public boolean addPermissionAsync(PermissionInfo info) { 2509 synchronized (mPackages) { 2510 return addPermissionLocked(info, true); 2511 } 2512 } 2513 2514 @Override 2515 public void removePermission(String name) { 2516 synchronized (mPackages) { 2517 checkPermissionTreeLP(name); 2518 BasePermission bp = mSettings.mPermissions.get(name); 2519 if (bp != null) { 2520 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2521 throw new SecurityException( 2522 "Not allowed to modify non-dynamic permission " 2523 + name); 2524 } 2525 mSettings.mPermissions.remove(name); 2526 mSettings.writeLPr(); 2527 } 2528 } 2529 } 2530 2531 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2532 int index = pkg.requestedPermissions.indexOf(bp.name); 2533 if (index == -1) { 2534 throw new SecurityException("Package " + pkg.packageName 2535 + " has not requested permission " + bp.name); 2536 } 2537 boolean isNormal = 2538 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2539 == PermissionInfo.PROTECTION_NORMAL); 2540 boolean isDangerous = 2541 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2542 == PermissionInfo.PROTECTION_DANGEROUS); 2543 boolean isDevelopment = 2544 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2545 2546 if (!isNormal && !isDangerous && !isDevelopment) { 2547 throw new SecurityException("Permission " + bp.name 2548 + " is not a changeable permission type"); 2549 } 2550 2551 if (isNormal || isDangerous) { 2552 if (pkg.requestedPermissionsRequired.get(index)) { 2553 throw new SecurityException("Can't change " + bp.name 2554 + ". It is required by the application"); 2555 } 2556 } 2557 } 2558 2559 @Override 2560 public void grantPermission(String packageName, String permissionName) { 2561 mContext.enforceCallingOrSelfPermission( 2562 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2563 synchronized (mPackages) { 2564 final PackageParser.Package pkg = mPackages.get(packageName); 2565 if (pkg == null) { 2566 throw new IllegalArgumentException("Unknown package: " + packageName); 2567 } 2568 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2569 if (bp == null) { 2570 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2571 } 2572 2573 checkGrantRevokePermissions(pkg, bp); 2574 2575 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2576 if (ps == null) { 2577 return; 2578 } 2579 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2580 if (gp.grantedPermissions.add(permissionName)) { 2581 if (ps.haveGids) { 2582 gp.gids = appendInts(gp.gids, bp.gids); 2583 } 2584 mSettings.writeLPr(); 2585 } 2586 } 2587 } 2588 2589 @Override 2590 public void revokePermission(String packageName, String permissionName) { 2591 int changedAppId = -1; 2592 2593 synchronized (mPackages) { 2594 final PackageParser.Package pkg = mPackages.get(packageName); 2595 if (pkg == null) { 2596 throw new IllegalArgumentException("Unknown package: " + packageName); 2597 } 2598 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2599 mContext.enforceCallingOrSelfPermission( 2600 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2601 } 2602 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2603 if (bp == null) { 2604 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2605 } 2606 2607 checkGrantRevokePermissions(pkg, bp); 2608 2609 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2610 if (ps == null) { 2611 return; 2612 } 2613 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2614 if (gp.grantedPermissions.remove(permissionName)) { 2615 gp.grantedPermissions.remove(permissionName); 2616 if (ps.haveGids) { 2617 gp.gids = removeInts(gp.gids, bp.gids); 2618 } 2619 mSettings.writeLPr(); 2620 changedAppId = ps.appId; 2621 } 2622 } 2623 2624 if (changedAppId >= 0) { 2625 // We changed the perm on someone, kill its processes. 2626 IActivityManager am = ActivityManagerNative.getDefault(); 2627 if (am != null) { 2628 final int callingUserId = UserHandle.getCallingUserId(); 2629 final long ident = Binder.clearCallingIdentity(); 2630 try { 2631 //XXX we should only revoke for the calling user's app permissions, 2632 // but for now we impact all users. 2633 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2634 // "revoke " + permissionName); 2635 int[] users = sUserManager.getUserIds(); 2636 for (int user : users) { 2637 am.killUid(UserHandle.getUid(user, changedAppId), 2638 "revoke " + permissionName); 2639 } 2640 } catch (RemoteException e) { 2641 } finally { 2642 Binder.restoreCallingIdentity(ident); 2643 } 2644 } 2645 } 2646 } 2647 2648 @Override 2649 public boolean isProtectedBroadcast(String actionName) { 2650 synchronized (mPackages) { 2651 return mProtectedBroadcasts.contains(actionName); 2652 } 2653 } 2654 2655 @Override 2656 public int checkSignatures(String pkg1, String pkg2) { 2657 synchronized (mPackages) { 2658 final PackageParser.Package p1 = mPackages.get(pkg1); 2659 final PackageParser.Package p2 = mPackages.get(pkg2); 2660 if (p1 == null || p1.mExtras == null 2661 || p2 == null || p2.mExtras == null) { 2662 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2663 } 2664 return compareSignatures(p1.mSignatures, p2.mSignatures); 2665 } 2666 } 2667 2668 @Override 2669 public int checkUidSignatures(int uid1, int uid2) { 2670 // Map to base uids. 2671 uid1 = UserHandle.getAppId(uid1); 2672 uid2 = UserHandle.getAppId(uid2); 2673 // reader 2674 synchronized (mPackages) { 2675 Signature[] s1; 2676 Signature[] s2; 2677 Object obj = mSettings.getUserIdLPr(uid1); 2678 if (obj != null) { 2679 if (obj instanceof SharedUserSetting) { 2680 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2681 } else if (obj instanceof PackageSetting) { 2682 s1 = ((PackageSetting)obj).signatures.mSignatures; 2683 } else { 2684 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2685 } 2686 } else { 2687 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2688 } 2689 obj = mSettings.getUserIdLPr(uid2); 2690 if (obj != null) { 2691 if (obj instanceof SharedUserSetting) { 2692 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2693 } else if (obj instanceof PackageSetting) { 2694 s2 = ((PackageSetting)obj).signatures.mSignatures; 2695 } else { 2696 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2697 } 2698 } else { 2699 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2700 } 2701 return compareSignatures(s1, s2); 2702 } 2703 } 2704 2705 /** 2706 * Compares two sets of signatures. Returns: 2707 * <br /> 2708 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2709 * <br /> 2710 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2711 * <br /> 2712 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2713 * <br /> 2714 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2715 * <br /> 2716 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2717 */ 2718 static int compareSignatures(Signature[] s1, Signature[] s2) { 2719 if (s1 == null) { 2720 return s2 == null 2721 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2722 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2723 } 2724 2725 if (s2 == null) { 2726 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2727 } 2728 2729 if (s1.length != s2.length) { 2730 return PackageManager.SIGNATURE_NO_MATCH; 2731 } 2732 2733 // Since both signature sets are of size 1, we can compare without HashSets. 2734 if (s1.length == 1) { 2735 return s1[0].equals(s2[0]) ? 2736 PackageManager.SIGNATURE_MATCH : 2737 PackageManager.SIGNATURE_NO_MATCH; 2738 } 2739 2740 HashSet<Signature> set1 = new HashSet<Signature>(); 2741 for (Signature sig : s1) { 2742 set1.add(sig); 2743 } 2744 HashSet<Signature> set2 = new HashSet<Signature>(); 2745 for (Signature sig : s2) { 2746 set2.add(sig); 2747 } 2748 // Make sure s2 contains all signatures in s1. 2749 if (set1.equals(set2)) { 2750 return PackageManager.SIGNATURE_MATCH; 2751 } 2752 return PackageManager.SIGNATURE_NO_MATCH; 2753 } 2754 2755 /** 2756 * If the database version for this type of package (internal storage or 2757 * external storage) is less than the version where package signatures 2758 * were updated, return true. 2759 */ 2760 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2761 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2762 DatabaseVersion.SIGNATURE_END_ENTITY)) 2763 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2764 DatabaseVersion.SIGNATURE_END_ENTITY)); 2765 } 2766 2767 /** 2768 * Used for backward compatibility to make sure any packages with 2769 * certificate chains get upgraded to the new style. {@code existingSigs} 2770 * will be in the old format (since they were stored on disk from before the 2771 * system upgrade) and {@code scannedSigs} will be in the newer format. 2772 */ 2773 private int compareSignaturesCompat(PackageSignatures existingSigs, 2774 PackageParser.Package scannedPkg) { 2775 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2776 return PackageManager.SIGNATURE_NO_MATCH; 2777 } 2778 2779 HashSet<Signature> existingSet = new HashSet<Signature>(); 2780 for (Signature sig : existingSigs.mSignatures) { 2781 existingSet.add(sig); 2782 } 2783 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2784 for (Signature sig : scannedPkg.mSignatures) { 2785 try { 2786 Signature[] chainSignatures = sig.getChainSignatures(); 2787 for (Signature chainSig : chainSignatures) { 2788 scannedCompatSet.add(chainSig); 2789 } 2790 } catch (CertificateEncodingException e) { 2791 scannedCompatSet.add(sig); 2792 } 2793 } 2794 /* 2795 * Make sure the expanded scanned set contains all signatures in the 2796 * existing one. 2797 */ 2798 if (scannedCompatSet.equals(existingSet)) { 2799 // Migrate the old signatures to the new scheme. 2800 existingSigs.assignSignatures(scannedPkg.mSignatures); 2801 // The new KeySets will be re-added later in the scanning process. 2802 synchronized (mPackages) { 2803 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2804 } 2805 return PackageManager.SIGNATURE_MATCH; 2806 } 2807 return PackageManager.SIGNATURE_NO_MATCH; 2808 } 2809 2810 @Override 2811 public String[] getPackagesForUid(int uid) { 2812 uid = UserHandle.getAppId(uid); 2813 // reader 2814 synchronized (mPackages) { 2815 Object obj = mSettings.getUserIdLPr(uid); 2816 if (obj instanceof SharedUserSetting) { 2817 final SharedUserSetting sus = (SharedUserSetting) obj; 2818 final int N = sus.packages.size(); 2819 final String[] res = new String[N]; 2820 final Iterator<PackageSetting> it = sus.packages.iterator(); 2821 int i = 0; 2822 while (it.hasNext()) { 2823 res[i++] = it.next().name; 2824 } 2825 return res; 2826 } else if (obj instanceof PackageSetting) { 2827 final PackageSetting ps = (PackageSetting) obj; 2828 return new String[] { ps.name }; 2829 } 2830 } 2831 return null; 2832 } 2833 2834 @Override 2835 public String getNameForUid(int uid) { 2836 // reader 2837 synchronized (mPackages) { 2838 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2839 if (obj instanceof SharedUserSetting) { 2840 final SharedUserSetting sus = (SharedUserSetting) obj; 2841 return sus.name + ":" + sus.userId; 2842 } else if (obj instanceof PackageSetting) { 2843 final PackageSetting ps = (PackageSetting) obj; 2844 return ps.name; 2845 } 2846 } 2847 return null; 2848 } 2849 2850 @Override 2851 public int getUidForSharedUser(String sharedUserName) { 2852 if(sharedUserName == null) { 2853 return -1; 2854 } 2855 // reader 2856 synchronized (mPackages) { 2857 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2858 if (suid == null) { 2859 return -1; 2860 } 2861 return suid.userId; 2862 } 2863 } 2864 2865 @Override 2866 public int getFlagsForUid(int uid) { 2867 synchronized (mPackages) { 2868 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2869 if (obj instanceof SharedUserSetting) { 2870 final SharedUserSetting sus = (SharedUserSetting) obj; 2871 return sus.pkgFlags; 2872 } else if (obj instanceof PackageSetting) { 2873 final PackageSetting ps = (PackageSetting) obj; 2874 return ps.pkgFlags; 2875 } 2876 } 2877 return 0; 2878 } 2879 2880 @Override 2881 public String[] getAppOpPermissionPackages(String permissionName) { 2882 synchronized (mPackages) { 2883 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2884 if (pkgs == null) { 2885 return null; 2886 } 2887 return pkgs.toArray(new String[pkgs.size()]); 2888 } 2889 } 2890 2891 @Override 2892 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2893 int flags, int userId) { 2894 if (!sUserManager.exists(userId)) return null; 2895 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 2896 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2897 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2898 } 2899 2900 @Override 2901 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2902 IntentFilter filter, int match, ComponentName activity) { 2903 final int userId = UserHandle.getCallingUserId(); 2904 if (DEBUG_PREFERRED) { 2905 Log.v(TAG, "setLastChosenActivity intent=" + intent 2906 + " resolvedType=" + resolvedType 2907 + " flags=" + flags 2908 + " filter=" + filter 2909 + " match=" + match 2910 + " activity=" + activity); 2911 filter.dump(new PrintStreamPrinter(System.out), " "); 2912 } 2913 intent.setComponent(null); 2914 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2915 // Find any earlier preferred or last chosen entries and nuke them 2916 findPreferredActivity(intent, resolvedType, 2917 flags, query, 0, false, true, false, userId); 2918 // Add the new activity as the last chosen for this filter 2919 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2920 "Setting last chosen"); 2921 } 2922 2923 @Override 2924 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2925 final int userId = UserHandle.getCallingUserId(); 2926 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2927 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2928 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2929 false, false, false, userId); 2930 } 2931 2932 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2933 int flags, List<ResolveInfo> query, int userId) { 2934 if (query != null) { 2935 final int N = query.size(); 2936 if (N == 1) { 2937 return query.get(0); 2938 } else if (N > 1) { 2939 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2940 // If there is more than one activity with the same priority, 2941 // then let the user decide between them. 2942 ResolveInfo r0 = query.get(0); 2943 ResolveInfo r1 = query.get(1); 2944 if (DEBUG_INTENT_MATCHING || debug) { 2945 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2946 + r1.activityInfo.name + "=" + r1.priority); 2947 } 2948 // If the first activity has a higher priority, or a different 2949 // default, then it is always desireable to pick it. 2950 if (r0.priority != r1.priority 2951 || r0.preferredOrder != r1.preferredOrder 2952 || r0.isDefault != r1.isDefault) { 2953 return query.get(0); 2954 } 2955 // If we have saved a preference for a preferred activity for 2956 // this Intent, use that. 2957 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2958 flags, query, r0.priority, true, false, debug, userId); 2959 if (ri != null) { 2960 return ri; 2961 } 2962 if (userId != 0) { 2963 ri = new ResolveInfo(mResolveInfo); 2964 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2965 ri.activityInfo.applicationInfo = new ApplicationInfo( 2966 ri.activityInfo.applicationInfo); 2967 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2968 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2969 return ri; 2970 } 2971 return mResolveInfo; 2972 } 2973 } 2974 return null; 2975 } 2976 2977 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2978 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2979 final int N = query.size(); 2980 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2981 .get(userId); 2982 // Get the list of persistent preferred activities that handle the intent 2983 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2984 List<PersistentPreferredActivity> pprefs = ppir != null 2985 ? ppir.queryIntent(intent, resolvedType, 2986 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2987 : null; 2988 if (pprefs != null && pprefs.size() > 0) { 2989 final int M = pprefs.size(); 2990 for (int i=0; i<M; i++) { 2991 final PersistentPreferredActivity ppa = pprefs.get(i); 2992 if (DEBUG_PREFERRED || debug) { 2993 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2994 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2995 + "\n component=" + ppa.mComponent); 2996 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2997 } 2998 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 2999 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3000 if (DEBUG_PREFERRED || debug) { 3001 Slog.v(TAG, "Found persistent preferred activity:"); 3002 if (ai != null) { 3003 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3004 } else { 3005 Slog.v(TAG, " null"); 3006 } 3007 } 3008 if (ai == null) { 3009 // This previously registered persistent preferred activity 3010 // component is no longer known. Ignore it and do NOT remove it. 3011 continue; 3012 } 3013 for (int j=0; j<N; j++) { 3014 final ResolveInfo ri = query.get(j); 3015 if (!ri.activityInfo.applicationInfo.packageName 3016 .equals(ai.applicationInfo.packageName)) { 3017 continue; 3018 } 3019 if (!ri.activityInfo.name.equals(ai.name)) { 3020 continue; 3021 } 3022 // Found a persistent preference that can handle the intent. 3023 if (DEBUG_PREFERRED || debug) { 3024 Slog.v(TAG, "Returning persistent preferred activity: " + 3025 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3026 } 3027 return ri; 3028 } 3029 } 3030 } 3031 return null; 3032 } 3033 3034 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3035 List<ResolveInfo> query, int priority, boolean always, 3036 boolean removeMatches, boolean debug, int userId) { 3037 if (!sUserManager.exists(userId)) return null; 3038 // writer 3039 synchronized (mPackages) { 3040 if (intent.getSelector() != null) { 3041 intent = intent.getSelector(); 3042 } 3043 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3044 3045 // Try to find a matching persistent preferred activity. 3046 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3047 debug, userId); 3048 3049 // If a persistent preferred activity matched, use it. 3050 if (pri != null) { 3051 return pri; 3052 } 3053 3054 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3055 // Get the list of preferred activities that handle the intent 3056 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3057 List<PreferredActivity> prefs = pir != null 3058 ? pir.queryIntent(intent, resolvedType, 3059 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3060 : null; 3061 if (prefs != null && prefs.size() > 0) { 3062 boolean changed = false; 3063 try { 3064 // First figure out how good the original match set is. 3065 // We will only allow preferred activities that came 3066 // from the same match quality. 3067 int match = 0; 3068 3069 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3070 3071 final int N = query.size(); 3072 for (int j=0; j<N; j++) { 3073 final ResolveInfo ri = query.get(j); 3074 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3075 + ": 0x" + Integer.toHexString(match)); 3076 if (ri.match > match) { 3077 match = ri.match; 3078 } 3079 } 3080 3081 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3082 + Integer.toHexString(match)); 3083 3084 match &= IntentFilter.MATCH_CATEGORY_MASK; 3085 final int M = prefs.size(); 3086 for (int i=0; i<M; i++) { 3087 final PreferredActivity pa = prefs.get(i); 3088 if (DEBUG_PREFERRED || debug) { 3089 Slog.v(TAG, "Checking PreferredActivity ds=" 3090 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3091 + "\n component=" + pa.mPref.mComponent); 3092 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3093 } 3094 if (pa.mPref.mMatch != match) { 3095 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3096 + Integer.toHexString(pa.mPref.mMatch)); 3097 continue; 3098 } 3099 // If it's not an "always" type preferred activity and that's what we're 3100 // looking for, skip it. 3101 if (always && !pa.mPref.mAlways) { 3102 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3103 continue; 3104 } 3105 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3106 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3107 if (DEBUG_PREFERRED || debug) { 3108 Slog.v(TAG, "Found preferred activity:"); 3109 if (ai != null) { 3110 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3111 } else { 3112 Slog.v(TAG, " null"); 3113 } 3114 } 3115 if (ai == null) { 3116 // This previously registered preferred activity 3117 // component is no longer known. Most likely an update 3118 // to the app was installed and in the new version this 3119 // component no longer exists. Clean it up by removing 3120 // it from the preferred activities list, and skip it. 3121 Slog.w(TAG, "Removing dangling preferred activity: " 3122 + pa.mPref.mComponent); 3123 pir.removeFilter(pa); 3124 changed = true; 3125 continue; 3126 } 3127 for (int j=0; j<N; j++) { 3128 final ResolveInfo ri = query.get(j); 3129 if (!ri.activityInfo.applicationInfo.packageName 3130 .equals(ai.applicationInfo.packageName)) { 3131 continue; 3132 } 3133 if (!ri.activityInfo.name.equals(ai.name)) { 3134 continue; 3135 } 3136 3137 if (removeMatches) { 3138 pir.removeFilter(pa); 3139 changed = true; 3140 if (DEBUG_PREFERRED) { 3141 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3142 } 3143 break; 3144 } 3145 3146 // Okay we found a previously set preferred or last chosen app. 3147 // If the result set is different from when this 3148 // was created, we need to clear it and re-ask the 3149 // user their preference, if we're looking for an "always" type entry. 3150 if (always && !pa.mPref.sameSet(query, priority)) { 3151 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3152 + intent + " type " + resolvedType); 3153 if (DEBUG_PREFERRED) { 3154 Slog.v(TAG, "Removing preferred activity since set changed " 3155 + pa.mPref.mComponent); 3156 } 3157 pir.removeFilter(pa); 3158 // Re-add the filter as a "last chosen" entry (!always) 3159 PreferredActivity lastChosen = new PreferredActivity( 3160 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3161 pir.addFilter(lastChosen); 3162 changed = true; 3163 return null; 3164 } 3165 3166 // Yay! Either the set matched or we're looking for the last chosen 3167 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3168 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3169 return ri; 3170 } 3171 } 3172 } finally { 3173 if (changed) { 3174 if (DEBUG_PREFERRED) { 3175 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3176 } 3177 mSettings.writePackageRestrictionsLPr(userId); 3178 } 3179 } 3180 } 3181 } 3182 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3183 return null; 3184 } 3185 3186 /* 3187 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3188 */ 3189 @Override 3190 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3191 int targetUserId) { 3192 mContext.enforceCallingOrSelfPermission( 3193 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3194 List<CrossProfileIntentFilter> matches = 3195 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3196 if (matches != null) { 3197 int size = matches.size(); 3198 for (int i = 0; i < size; i++) { 3199 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3200 } 3201 } 3202 return false; 3203 } 3204 3205 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3206 String resolvedType, int userId) { 3207 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3208 if (resolver != null) { 3209 return resolver.queryIntent(intent, resolvedType, false, userId); 3210 } 3211 return null; 3212 } 3213 3214 @Override 3215 public List<ResolveInfo> queryIntentActivities(Intent intent, 3216 String resolvedType, int flags, int userId) { 3217 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3218 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3219 ComponentName comp = intent.getComponent(); 3220 if (comp == null) { 3221 if (intent.getSelector() != null) { 3222 intent = intent.getSelector(); 3223 comp = intent.getComponent(); 3224 } 3225 } 3226 3227 if (comp != null) { 3228 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3229 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3230 if (ai != null) { 3231 final ResolveInfo ri = new ResolveInfo(); 3232 ri.activityInfo = ai; 3233 list.add(ri); 3234 } 3235 return list; 3236 } 3237 3238 // reader 3239 synchronized (mPackages) { 3240 final String pkgName = intent.getPackage(); 3241 if (pkgName == null) { 3242 List<CrossProfileIntentFilter> matchingFilters = 3243 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3244 // Check for results that need to skip the current profile. 3245 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3246 resolvedType, flags, userId); 3247 if (resolveInfo != null) { 3248 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3249 result.add(resolveInfo); 3250 return result; 3251 } 3252 // Check for cross profile results. 3253 resolveInfo = queryCrossProfileIntents( 3254 matchingFilters, intent, resolvedType, flags, userId); 3255 3256 // Check for results in the current profile. 3257 List<ResolveInfo> result = mActivities.queryIntent( 3258 intent, resolvedType, flags, userId); 3259 if (resolveInfo != null) { 3260 result.add(resolveInfo); 3261 Collections.sort(result, mResolvePrioritySorter); 3262 } 3263 return result; 3264 } 3265 final PackageParser.Package pkg = mPackages.get(pkgName); 3266 if (pkg != null) { 3267 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3268 pkg.activities, userId); 3269 } 3270 return new ArrayList<ResolveInfo>(); 3271 } 3272 } 3273 3274 private ResolveInfo querySkipCurrentProfileIntents( 3275 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3276 int flags, int sourceUserId) { 3277 if (matchingFilters != null) { 3278 int size = matchingFilters.size(); 3279 for (int i = 0; i < size; i ++) { 3280 CrossProfileIntentFilter filter = matchingFilters.get(i); 3281 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3282 // Checking if there are activities in the target user that can handle the 3283 // intent. 3284 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3285 flags, sourceUserId); 3286 if (resolveInfo != null) { 3287 return resolveInfo; 3288 } 3289 } 3290 } 3291 } 3292 return null; 3293 } 3294 3295 // Return matching ResolveInfo if any for skip current profile intent filters. 3296 private ResolveInfo queryCrossProfileIntents( 3297 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3298 int flags, int sourceUserId) { 3299 if (matchingFilters != null) { 3300 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3301 // match the same intent. For performance reasons, it is better not to 3302 // run queryIntent twice for the same userId 3303 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3304 int size = matchingFilters.size(); 3305 for (int i = 0; i < size; i++) { 3306 CrossProfileIntentFilter filter = matchingFilters.get(i); 3307 int targetUserId = filter.getTargetUserId(); 3308 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3309 && !alreadyTriedUserIds.get(targetUserId)) { 3310 // Checking if there are activities in the target user that can handle the 3311 // intent. 3312 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3313 flags, sourceUserId); 3314 if (resolveInfo != null) return resolveInfo; 3315 alreadyTriedUserIds.put(targetUserId, true); 3316 } 3317 } 3318 } 3319 return null; 3320 } 3321 3322 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3323 String resolvedType, int flags, int sourceUserId) { 3324 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3325 resolvedType, flags, filter.getTargetUserId()); 3326 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3327 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3328 } 3329 return null; 3330 } 3331 3332 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3333 int sourceUserId, int targetUserId) { 3334 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3335 String className; 3336 if (targetUserId == UserHandle.USER_OWNER) { 3337 className = FORWARD_INTENT_TO_USER_OWNER; 3338 } else { 3339 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3340 } 3341 ComponentName forwardingActivityComponentName = new ComponentName( 3342 mAndroidApplication.packageName, className); 3343 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3344 sourceUserId); 3345 if (targetUserId == UserHandle.USER_OWNER) { 3346 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3347 forwardingResolveInfo.noResourceId = true; 3348 } 3349 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3350 forwardingResolveInfo.priority = 0; 3351 forwardingResolveInfo.preferredOrder = 0; 3352 forwardingResolveInfo.match = 0; 3353 forwardingResolveInfo.isDefault = true; 3354 forwardingResolveInfo.filter = filter; 3355 forwardingResolveInfo.targetUserId = targetUserId; 3356 return forwardingResolveInfo; 3357 } 3358 3359 @Override 3360 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3361 Intent[] specifics, String[] specificTypes, Intent intent, 3362 String resolvedType, int flags, int userId) { 3363 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3364 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3365 false, "query intent activity options"); 3366 final String resultsAction = intent.getAction(); 3367 3368 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3369 | PackageManager.GET_RESOLVED_FILTER, userId); 3370 3371 if (DEBUG_INTENT_MATCHING) { 3372 Log.v(TAG, "Query " + intent + ": " + results); 3373 } 3374 3375 int specificsPos = 0; 3376 int N; 3377 3378 // todo: note that the algorithm used here is O(N^2). This 3379 // isn't a problem in our current environment, but if we start running 3380 // into situations where we have more than 5 or 10 matches then this 3381 // should probably be changed to something smarter... 3382 3383 // First we go through and resolve each of the specific items 3384 // that were supplied, taking care of removing any corresponding 3385 // duplicate items in the generic resolve list. 3386 if (specifics != null) { 3387 for (int i=0; i<specifics.length; i++) { 3388 final Intent sintent = specifics[i]; 3389 if (sintent == null) { 3390 continue; 3391 } 3392 3393 if (DEBUG_INTENT_MATCHING) { 3394 Log.v(TAG, "Specific #" + i + ": " + sintent); 3395 } 3396 3397 String action = sintent.getAction(); 3398 if (resultsAction != null && resultsAction.equals(action)) { 3399 // If this action was explicitly requested, then don't 3400 // remove things that have it. 3401 action = null; 3402 } 3403 3404 ResolveInfo ri = null; 3405 ActivityInfo ai = null; 3406 3407 ComponentName comp = sintent.getComponent(); 3408 if (comp == null) { 3409 ri = resolveIntent( 3410 sintent, 3411 specificTypes != null ? specificTypes[i] : null, 3412 flags, userId); 3413 if (ri == null) { 3414 continue; 3415 } 3416 if (ri == mResolveInfo) { 3417 // ACK! Must do something better with this. 3418 } 3419 ai = ri.activityInfo; 3420 comp = new ComponentName(ai.applicationInfo.packageName, 3421 ai.name); 3422 } else { 3423 ai = getActivityInfo(comp, flags, userId); 3424 if (ai == null) { 3425 continue; 3426 } 3427 } 3428 3429 // Look for any generic query activities that are duplicates 3430 // of this specific one, and remove them from the results. 3431 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3432 N = results.size(); 3433 int j; 3434 for (j=specificsPos; j<N; j++) { 3435 ResolveInfo sri = results.get(j); 3436 if ((sri.activityInfo.name.equals(comp.getClassName()) 3437 && sri.activityInfo.applicationInfo.packageName.equals( 3438 comp.getPackageName())) 3439 || (action != null && sri.filter.matchAction(action))) { 3440 results.remove(j); 3441 if (DEBUG_INTENT_MATCHING) Log.v( 3442 TAG, "Removing duplicate item from " + j 3443 + " due to specific " + specificsPos); 3444 if (ri == null) { 3445 ri = sri; 3446 } 3447 j--; 3448 N--; 3449 } 3450 } 3451 3452 // Add this specific item to its proper place. 3453 if (ri == null) { 3454 ri = new ResolveInfo(); 3455 ri.activityInfo = ai; 3456 } 3457 results.add(specificsPos, ri); 3458 ri.specificIndex = i; 3459 specificsPos++; 3460 } 3461 } 3462 3463 // Now we go through the remaining generic results and remove any 3464 // duplicate actions that are found here. 3465 N = results.size(); 3466 for (int i=specificsPos; i<N-1; i++) { 3467 final ResolveInfo rii = results.get(i); 3468 if (rii.filter == null) { 3469 continue; 3470 } 3471 3472 // Iterate over all of the actions of this result's intent 3473 // filter... typically this should be just one. 3474 final Iterator<String> it = rii.filter.actionsIterator(); 3475 if (it == null) { 3476 continue; 3477 } 3478 while (it.hasNext()) { 3479 final String action = it.next(); 3480 if (resultsAction != null && resultsAction.equals(action)) { 3481 // If this action was explicitly requested, then don't 3482 // remove things that have it. 3483 continue; 3484 } 3485 for (int j=i+1; j<N; j++) { 3486 final ResolveInfo rij = results.get(j); 3487 if (rij.filter != null && rij.filter.hasAction(action)) { 3488 results.remove(j); 3489 if (DEBUG_INTENT_MATCHING) Log.v( 3490 TAG, "Removing duplicate item from " + j 3491 + " due to action " + action + " at " + i); 3492 j--; 3493 N--; 3494 } 3495 } 3496 } 3497 3498 // If the caller didn't request filter information, drop it now 3499 // so we don't have to marshall/unmarshall it. 3500 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3501 rii.filter = null; 3502 } 3503 } 3504 3505 // Filter out the caller activity if so requested. 3506 if (caller != null) { 3507 N = results.size(); 3508 for (int i=0; i<N; i++) { 3509 ActivityInfo ainfo = results.get(i).activityInfo; 3510 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3511 && caller.getClassName().equals(ainfo.name)) { 3512 results.remove(i); 3513 break; 3514 } 3515 } 3516 } 3517 3518 // If the caller didn't request filter information, 3519 // drop them now so we don't have to 3520 // marshall/unmarshall it. 3521 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3522 N = results.size(); 3523 for (int i=0; i<N; i++) { 3524 results.get(i).filter = null; 3525 } 3526 } 3527 3528 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3529 return results; 3530 } 3531 3532 @Override 3533 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3534 int userId) { 3535 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3536 ComponentName comp = intent.getComponent(); 3537 if (comp == null) { 3538 if (intent.getSelector() != null) { 3539 intent = intent.getSelector(); 3540 comp = intent.getComponent(); 3541 } 3542 } 3543 if (comp != null) { 3544 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3545 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3546 if (ai != null) { 3547 ResolveInfo ri = new ResolveInfo(); 3548 ri.activityInfo = ai; 3549 list.add(ri); 3550 } 3551 return list; 3552 } 3553 3554 // reader 3555 synchronized (mPackages) { 3556 String pkgName = intent.getPackage(); 3557 if (pkgName == null) { 3558 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3559 } 3560 final PackageParser.Package pkg = mPackages.get(pkgName); 3561 if (pkg != null) { 3562 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3563 userId); 3564 } 3565 return null; 3566 } 3567 } 3568 3569 @Override 3570 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3571 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3572 if (!sUserManager.exists(userId)) return null; 3573 if (query != null) { 3574 if (query.size() >= 1) { 3575 // If there is more than one service with the same priority, 3576 // just arbitrarily pick the first one. 3577 return query.get(0); 3578 } 3579 } 3580 return null; 3581 } 3582 3583 @Override 3584 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3585 int userId) { 3586 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3587 ComponentName comp = intent.getComponent(); 3588 if (comp == null) { 3589 if (intent.getSelector() != null) { 3590 intent = intent.getSelector(); 3591 comp = intent.getComponent(); 3592 } 3593 } 3594 if (comp != null) { 3595 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3596 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3597 if (si != null) { 3598 final ResolveInfo ri = new ResolveInfo(); 3599 ri.serviceInfo = si; 3600 list.add(ri); 3601 } 3602 return list; 3603 } 3604 3605 // reader 3606 synchronized (mPackages) { 3607 String pkgName = intent.getPackage(); 3608 if (pkgName == null) { 3609 return mServices.queryIntent(intent, resolvedType, flags, userId); 3610 } 3611 final PackageParser.Package pkg = mPackages.get(pkgName); 3612 if (pkg != null) { 3613 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3614 userId); 3615 } 3616 return null; 3617 } 3618 } 3619 3620 @Override 3621 public List<ResolveInfo> queryIntentContentProviders( 3622 Intent intent, String resolvedType, int flags, int userId) { 3623 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3624 ComponentName comp = intent.getComponent(); 3625 if (comp == null) { 3626 if (intent.getSelector() != null) { 3627 intent = intent.getSelector(); 3628 comp = intent.getComponent(); 3629 } 3630 } 3631 if (comp != null) { 3632 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3633 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3634 if (pi != null) { 3635 final ResolveInfo ri = new ResolveInfo(); 3636 ri.providerInfo = pi; 3637 list.add(ri); 3638 } 3639 return list; 3640 } 3641 3642 // reader 3643 synchronized (mPackages) { 3644 String pkgName = intent.getPackage(); 3645 if (pkgName == null) { 3646 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3647 } 3648 final PackageParser.Package pkg = mPackages.get(pkgName); 3649 if (pkg != null) { 3650 return mProviders.queryIntentForPackage( 3651 intent, resolvedType, flags, pkg.providers, userId); 3652 } 3653 return null; 3654 } 3655 } 3656 3657 @Override 3658 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3659 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3660 3661 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 3662 3663 // writer 3664 synchronized (mPackages) { 3665 ArrayList<PackageInfo> list; 3666 if (listUninstalled) { 3667 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3668 for (PackageSetting ps : mSettings.mPackages.values()) { 3669 PackageInfo pi; 3670 if (ps.pkg != null) { 3671 pi = generatePackageInfo(ps.pkg, flags, userId); 3672 } else { 3673 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3674 } 3675 if (pi != null) { 3676 list.add(pi); 3677 } 3678 } 3679 } else { 3680 list = new ArrayList<PackageInfo>(mPackages.size()); 3681 for (PackageParser.Package p : mPackages.values()) { 3682 PackageInfo pi = generatePackageInfo(p, flags, userId); 3683 if (pi != null) { 3684 list.add(pi); 3685 } 3686 } 3687 } 3688 3689 return new ParceledListSlice<PackageInfo>(list); 3690 } 3691 } 3692 3693 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3694 String[] permissions, boolean[] tmp, int flags, int userId) { 3695 int numMatch = 0; 3696 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3697 for (int i=0; i<permissions.length; i++) { 3698 if (gp.grantedPermissions.contains(permissions[i])) { 3699 tmp[i] = true; 3700 numMatch++; 3701 } else { 3702 tmp[i] = false; 3703 } 3704 } 3705 if (numMatch == 0) { 3706 return; 3707 } 3708 PackageInfo pi; 3709 if (ps.pkg != null) { 3710 pi = generatePackageInfo(ps.pkg, flags, userId); 3711 } else { 3712 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3713 } 3714 // The above might return null in cases of uninstalled apps or install-state 3715 // skew across users/profiles. 3716 if (pi != null) { 3717 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3718 if (numMatch == permissions.length) { 3719 pi.requestedPermissions = permissions; 3720 } else { 3721 pi.requestedPermissions = new String[numMatch]; 3722 numMatch = 0; 3723 for (int i=0; i<permissions.length; i++) { 3724 if (tmp[i]) { 3725 pi.requestedPermissions[numMatch] = permissions[i]; 3726 numMatch++; 3727 } 3728 } 3729 } 3730 } 3731 list.add(pi); 3732 } 3733 } 3734 3735 @Override 3736 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3737 String[] permissions, int flags, int userId) { 3738 if (!sUserManager.exists(userId)) return null; 3739 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3740 3741 // writer 3742 synchronized (mPackages) { 3743 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3744 boolean[] tmpBools = new boolean[permissions.length]; 3745 if (listUninstalled) { 3746 for (PackageSetting ps : mSettings.mPackages.values()) { 3747 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3748 } 3749 } else { 3750 for (PackageParser.Package pkg : mPackages.values()) { 3751 PackageSetting ps = (PackageSetting)pkg.mExtras; 3752 if (ps != null) { 3753 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3754 userId); 3755 } 3756 } 3757 } 3758 3759 return new ParceledListSlice<PackageInfo>(list); 3760 } 3761 } 3762 3763 @Override 3764 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3765 if (!sUserManager.exists(userId)) return null; 3766 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3767 3768 // writer 3769 synchronized (mPackages) { 3770 ArrayList<ApplicationInfo> list; 3771 if (listUninstalled) { 3772 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3773 for (PackageSetting ps : mSettings.mPackages.values()) { 3774 ApplicationInfo ai; 3775 if (ps.pkg != null) { 3776 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3777 ps.readUserState(userId), userId); 3778 } else { 3779 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3780 } 3781 if (ai != null) { 3782 list.add(ai); 3783 } 3784 } 3785 } else { 3786 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3787 for (PackageParser.Package p : mPackages.values()) { 3788 if (p.mExtras != null) { 3789 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3790 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3791 if (ai != null) { 3792 list.add(ai); 3793 } 3794 } 3795 } 3796 } 3797 3798 return new ParceledListSlice<ApplicationInfo>(list); 3799 } 3800 } 3801 3802 public List<ApplicationInfo> getPersistentApplications(int flags) { 3803 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3804 3805 // reader 3806 synchronized (mPackages) { 3807 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3808 final int userId = UserHandle.getCallingUserId(); 3809 while (i.hasNext()) { 3810 final PackageParser.Package p = i.next(); 3811 if (p.applicationInfo != null 3812 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3813 && (!mSafeMode || isSystemApp(p))) { 3814 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3815 if (ps != null) { 3816 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3817 ps.readUserState(userId), userId); 3818 if (ai != null) { 3819 finalList.add(ai); 3820 } 3821 } 3822 } 3823 } 3824 } 3825 3826 return finalList; 3827 } 3828 3829 @Override 3830 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3831 if (!sUserManager.exists(userId)) return null; 3832 // reader 3833 synchronized (mPackages) { 3834 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3835 PackageSetting ps = provider != null 3836 ? mSettings.mPackages.get(provider.owner.packageName) 3837 : null; 3838 return ps != null 3839 && mSettings.isEnabledLPr(provider.info, flags, userId) 3840 && (!mSafeMode || (provider.info.applicationInfo.flags 3841 &ApplicationInfo.FLAG_SYSTEM) != 0) 3842 ? PackageParser.generateProviderInfo(provider, flags, 3843 ps.readUserState(userId), userId) 3844 : null; 3845 } 3846 } 3847 3848 /** 3849 * @deprecated 3850 */ 3851 @Deprecated 3852 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3853 // reader 3854 synchronized (mPackages) { 3855 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3856 .entrySet().iterator(); 3857 final int userId = UserHandle.getCallingUserId(); 3858 while (i.hasNext()) { 3859 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3860 PackageParser.Provider p = entry.getValue(); 3861 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3862 3863 if (ps != null && p.syncable 3864 && (!mSafeMode || (p.info.applicationInfo.flags 3865 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3866 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3867 ps.readUserState(userId), userId); 3868 if (info != null) { 3869 outNames.add(entry.getKey()); 3870 outInfo.add(info); 3871 } 3872 } 3873 } 3874 } 3875 } 3876 3877 @Override 3878 public List<ProviderInfo> queryContentProviders(String processName, 3879 int uid, int flags) { 3880 ArrayList<ProviderInfo> finalList = null; 3881 // reader 3882 synchronized (mPackages) { 3883 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3884 final int userId = processName != null ? 3885 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3886 while (i.hasNext()) { 3887 final PackageParser.Provider p = i.next(); 3888 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3889 if (ps != null && p.info.authority != null 3890 && (processName == null 3891 || (p.info.processName.equals(processName) 3892 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3893 && mSettings.isEnabledLPr(p.info, flags, userId) 3894 && (!mSafeMode 3895 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3896 if (finalList == null) { 3897 finalList = new ArrayList<ProviderInfo>(3); 3898 } 3899 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3900 ps.readUserState(userId), userId); 3901 if (info != null) { 3902 finalList.add(info); 3903 } 3904 } 3905 } 3906 } 3907 3908 if (finalList != null) { 3909 Collections.sort(finalList, mProviderInitOrderSorter); 3910 } 3911 3912 return finalList; 3913 } 3914 3915 @Override 3916 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3917 int flags) { 3918 // reader 3919 synchronized (mPackages) { 3920 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3921 return PackageParser.generateInstrumentationInfo(i, flags); 3922 } 3923 } 3924 3925 @Override 3926 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3927 int flags) { 3928 ArrayList<InstrumentationInfo> finalList = 3929 new ArrayList<InstrumentationInfo>(); 3930 3931 // reader 3932 synchronized (mPackages) { 3933 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3934 while (i.hasNext()) { 3935 final PackageParser.Instrumentation p = i.next(); 3936 if (targetPackage == null 3937 || targetPackage.equals(p.info.targetPackage)) { 3938 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3939 flags); 3940 if (ii != null) { 3941 finalList.add(ii); 3942 } 3943 } 3944 } 3945 } 3946 3947 return finalList; 3948 } 3949 3950 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3951 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3952 if (overlays == null) { 3953 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3954 return; 3955 } 3956 for (PackageParser.Package opkg : overlays.values()) { 3957 // Not much to do if idmap fails: we already logged the error 3958 // and we certainly don't want to abort installation of pkg simply 3959 // because an overlay didn't fit properly. For these reasons, 3960 // ignore the return value of createIdmapForPackagePairLI. 3961 createIdmapForPackagePairLI(pkg, opkg); 3962 } 3963 } 3964 3965 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3966 PackageParser.Package opkg) { 3967 if (!opkg.mTrustedOverlay) { 3968 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 3969 opkg.baseCodePath + ": overlay not trusted"); 3970 return false; 3971 } 3972 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3973 if (overlaySet == null) { 3974 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 3975 opkg.baseCodePath + " but target package has no known overlays"); 3976 return false; 3977 } 3978 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3979 // TODO: generate idmap for split APKs 3980 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 3981 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 3982 + opkg.baseCodePath); 3983 return false; 3984 } 3985 PackageParser.Package[] overlayArray = 3986 overlaySet.values().toArray(new PackageParser.Package[0]); 3987 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3988 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3989 return p1.mOverlayPriority - p2.mOverlayPriority; 3990 } 3991 }; 3992 Arrays.sort(overlayArray, cmp); 3993 3994 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3995 int i = 0; 3996 for (PackageParser.Package p : overlayArray) { 3997 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 3998 } 3999 return true; 4000 } 4001 4002 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4003 final File[] files = dir.listFiles(); 4004 if (ArrayUtils.isEmpty(files)) { 4005 Log.d(TAG, "No files in app dir " + dir); 4006 return; 4007 } 4008 4009 if (DEBUG_PACKAGE_SCANNING) { 4010 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4011 + " flags=0x" + Integer.toHexString(parseFlags)); 4012 } 4013 4014 for (File file : files) { 4015 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4016 && !PackageInstallerService.isStageName(file.getName()); 4017 if (!isPackage) { 4018 // Ignore entries which are not packages 4019 continue; 4020 } 4021 try { 4022 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4023 scanFlags, currentTime, null); 4024 } catch (PackageManagerException e) { 4025 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4026 4027 // Delete invalid userdata apps 4028 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4029 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4030 Slog.w(TAG, "Deleting invalid package at " + file); 4031 if (file.isDirectory()) { 4032 FileUtils.deleteContents(file); 4033 } 4034 file.delete(); 4035 } 4036 } 4037 } 4038 } 4039 4040 private static File getSettingsProblemFile() { 4041 File dataDir = Environment.getDataDirectory(); 4042 File systemDir = new File(dataDir, "system"); 4043 File fname = new File(systemDir, "uiderrors.txt"); 4044 return fname; 4045 } 4046 4047 static void reportSettingsProblem(int priority, String msg) { 4048 try { 4049 File fname = getSettingsProblemFile(); 4050 FileOutputStream out = new FileOutputStream(fname, true); 4051 PrintWriter pw = new FastPrintWriter(out); 4052 SimpleDateFormat formatter = new SimpleDateFormat(); 4053 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4054 pw.println(dateString + ": " + msg); 4055 pw.close(); 4056 FileUtils.setPermissions( 4057 fname.toString(), 4058 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4059 -1, -1); 4060 } catch (java.io.IOException e) { 4061 } 4062 Slog.println(priority, TAG, msg); 4063 } 4064 4065 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4066 PackageParser.Package pkg, File srcFile, int parseFlags) 4067 throws PackageManagerException { 4068 if (ps != null 4069 && ps.codePath.equals(srcFile) 4070 && ps.timeStamp == srcFile.lastModified() 4071 && !isCompatSignatureUpdateNeeded(pkg)) { 4072 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4073 if (ps.signatures.mSignatures != null 4074 && ps.signatures.mSignatures.length != 0 4075 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4076 // Optimization: reuse the existing cached certificates 4077 // if the package appears to be unchanged. 4078 pkg.mSignatures = ps.signatures.mSignatures; 4079 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4080 synchronized (mPackages) { 4081 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4082 } 4083 return; 4084 } 4085 4086 Slog.w(TAG, "PackageSetting for " + ps.name 4087 + " is missing signatures. Collecting certs again to recover them."); 4088 } else { 4089 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4090 } 4091 4092 try { 4093 pp.collectCertificates(pkg, parseFlags); 4094 pp.collectManifestDigest(pkg); 4095 } catch (PackageParserException e) { 4096 throw PackageManagerException.from(e); 4097 } 4098 } 4099 4100 /* 4101 * Scan a package and return the newly parsed package. 4102 * Returns null in case of errors and the error code is stored in mLastScanError 4103 */ 4104 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4105 long currentTime, UserHandle user) throws PackageManagerException { 4106 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4107 parseFlags |= mDefParseFlags; 4108 PackageParser pp = new PackageParser(); 4109 pp.setSeparateProcesses(mSeparateProcesses); 4110 pp.setOnlyCoreApps(mOnlyCore); 4111 pp.setDisplayMetrics(mMetrics); 4112 4113 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4114 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4115 } 4116 4117 final PackageParser.Package pkg; 4118 try { 4119 pkg = pp.parsePackage(scanFile, parseFlags); 4120 } catch (PackageParserException e) { 4121 throw PackageManagerException.from(e); 4122 } 4123 4124 PackageSetting ps = null; 4125 PackageSetting updatedPkg; 4126 // reader 4127 synchronized (mPackages) { 4128 // Look to see if we already know about this package. 4129 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4130 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4131 // This package has been renamed to its original name. Let's 4132 // use that. 4133 ps = mSettings.peekPackageLPr(oldName); 4134 } 4135 // If there was no original package, see one for the real package name. 4136 if (ps == null) { 4137 ps = mSettings.peekPackageLPr(pkg.packageName); 4138 } 4139 // Check to see if this package could be hiding/updating a system 4140 // package. Must look for it either under the original or real 4141 // package name depending on our state. 4142 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4143 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4144 } 4145 boolean updatedPkgBetter = false; 4146 // First check if this is a system package that may involve an update 4147 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4148 if (ps != null && !ps.codePath.equals(scanFile)) { 4149 // The path has changed from what was last scanned... check the 4150 // version of the new path against what we have stored to determine 4151 // what to do. 4152 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4153 if (pkg.mVersionCode < ps.versionCode) { 4154 // The system package has been updated and the code path does not match 4155 // Ignore entry. Skip it. 4156 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4157 + " ignored: updated version " + ps.versionCode 4158 + " better than this " + pkg.mVersionCode); 4159 if (!updatedPkg.codePath.equals(scanFile)) { 4160 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4161 + ps.name + " changing from " + updatedPkg.codePathString 4162 + " to " + scanFile); 4163 updatedPkg.codePath = scanFile; 4164 updatedPkg.codePathString = scanFile.toString(); 4165 // This is the point at which we know that the system-disk APK 4166 // for this package has moved during a reboot (e.g. due to an OTA), 4167 // so we need to reevaluate it for privilege policy. 4168 if (locationIsPrivileged(scanFile)) { 4169 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4170 } 4171 } 4172 updatedPkg.pkg = pkg; 4173 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4174 } else { 4175 // The current app on the system partition is better than 4176 // what we have updated to on the data partition; switch 4177 // back to the system partition version. 4178 // At this point, its safely assumed that package installation for 4179 // apps in system partition will go through. If not there won't be a working 4180 // version of the app 4181 // writer 4182 synchronized (mPackages) { 4183 // Just remove the loaded entries from package lists. 4184 mPackages.remove(ps.name); 4185 } 4186 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4187 + "reverting from " + ps.codePathString 4188 + ": new version " + pkg.mVersionCode 4189 + " better than installed " + ps.versionCode); 4190 4191 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4192 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4193 getAppDexInstructionSets(ps)); 4194 synchronized (mInstallLock) { 4195 args.cleanUpResourcesLI(); 4196 } 4197 synchronized (mPackages) { 4198 mSettings.enableSystemPackageLPw(ps.name); 4199 } 4200 updatedPkgBetter = true; 4201 } 4202 } 4203 } 4204 4205 if (updatedPkg != null) { 4206 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4207 // initially 4208 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4209 4210 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4211 // flag set initially 4212 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4213 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4214 } 4215 } 4216 4217 // Verify certificates against what was last scanned 4218 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4219 4220 /* 4221 * A new system app appeared, but we already had a non-system one of the 4222 * same name installed earlier. 4223 */ 4224 boolean shouldHideSystemApp = false; 4225 if (updatedPkg == null && ps != null 4226 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4227 /* 4228 * Check to make sure the signatures match first. If they don't, 4229 * wipe the installed application and its data. 4230 */ 4231 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4232 != PackageManager.SIGNATURE_MATCH) { 4233 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4234 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4235 ps = null; 4236 } else { 4237 /* 4238 * If the newly-added system app is an older version than the 4239 * already installed version, hide it. It will be scanned later 4240 * and re-added like an update. 4241 */ 4242 if (pkg.mVersionCode < ps.versionCode) { 4243 shouldHideSystemApp = true; 4244 } else { 4245 /* 4246 * The newly found system app is a newer version that the 4247 * one previously installed. Simply remove the 4248 * already-installed application and replace it with our own 4249 * while keeping the application data. 4250 */ 4251 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4252 + ps.codePathString + ": new version " + pkg.mVersionCode 4253 + " better than installed " + ps.versionCode); 4254 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4255 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4256 getAppDexInstructionSets(ps)); 4257 synchronized (mInstallLock) { 4258 args.cleanUpResourcesLI(); 4259 } 4260 } 4261 } 4262 } 4263 4264 // The apk is forward locked (not public) if its code and resources 4265 // are kept in different files. (except for app in either system or 4266 // vendor path). 4267 // TODO grab this value from PackageSettings 4268 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4269 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4270 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4271 } 4272 } 4273 4274 // TODO: extend to support forward-locked splits 4275 String resourcePath = null; 4276 String baseResourcePath = null; 4277 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4278 if (ps != null && ps.resourcePathString != null) { 4279 resourcePath = ps.resourcePathString; 4280 baseResourcePath = ps.resourcePathString; 4281 } else { 4282 // Should not happen at all. Just log an error. 4283 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4284 } 4285 } else { 4286 resourcePath = pkg.codePath; 4287 baseResourcePath = pkg.baseCodePath; 4288 } 4289 4290 // Set application objects path explicitly. 4291 pkg.applicationInfo.setCodePath(pkg.codePath); 4292 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4293 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4294 pkg.applicationInfo.setResourcePath(resourcePath); 4295 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4296 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4297 4298 // Note that we invoke the following method only if we are about to unpack an application 4299 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4300 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4301 4302 /* 4303 * If the system app should be overridden by a previously installed 4304 * data, hide the system app now and let the /data/app scan pick it up 4305 * again. 4306 */ 4307 if (shouldHideSystemApp) { 4308 synchronized (mPackages) { 4309 /* 4310 * We have to grant systems permissions before we hide, because 4311 * grantPermissions will assume the package update is trying to 4312 * expand its permissions. 4313 */ 4314 grantPermissionsLPw(pkg, true); 4315 mSettings.disableSystemPackageLPw(pkg.packageName); 4316 } 4317 } 4318 4319 return scannedPkg; 4320 } 4321 4322 private static String fixProcessName(String defProcessName, 4323 String processName, int uid) { 4324 if (processName == null) { 4325 return defProcessName; 4326 } 4327 return processName; 4328 } 4329 4330 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4331 throws PackageManagerException { 4332 if (pkgSetting.signatures.mSignatures != null) { 4333 // Already existing package. Make sure signatures match 4334 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4335 == PackageManager.SIGNATURE_MATCH; 4336 if (!match) { 4337 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4338 == PackageManager.SIGNATURE_MATCH; 4339 } 4340 if (!match) { 4341 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4342 + pkg.packageName + " signatures do not match the " 4343 + "previously installed version; ignoring!"); 4344 } 4345 } 4346 4347 // Check for shared user signatures 4348 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4349 // Already existing package. Make sure signatures match 4350 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4351 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4352 if (!match) { 4353 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4354 == PackageManager.SIGNATURE_MATCH; 4355 } 4356 if (!match) { 4357 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4358 "Package " + pkg.packageName 4359 + " has no signatures that match those in shared user " 4360 + pkgSetting.sharedUser.name + "; ignoring!"); 4361 } 4362 } 4363 } 4364 4365 /** 4366 * Enforces that only the system UID or root's UID can call a method exposed 4367 * via Binder. 4368 * 4369 * @param message used as message if SecurityException is thrown 4370 * @throws SecurityException if the caller is not system or root 4371 */ 4372 private static final void enforceSystemOrRoot(String message) { 4373 final int uid = Binder.getCallingUid(); 4374 if (uid != Process.SYSTEM_UID && uid != 0) { 4375 throw new SecurityException(message); 4376 } 4377 } 4378 4379 @Override 4380 public void performBootDexOpt() { 4381 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4382 4383 final HashSet<PackageParser.Package> pkgs; 4384 synchronized (mPackages) { 4385 pkgs = mDeferredDexOpt; 4386 mDeferredDexOpt = null; 4387 } 4388 4389 if (pkgs != null) { 4390 // Filter out packages that aren't recently used. 4391 // 4392 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 4393 // should do a full dexopt. 4394 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4395 // TODO: add a property to control this? 4396 long dexOptLRUThresholdInMinutes; 4397 if (mLazyDexOpt) { 4398 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4399 } else { 4400 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4401 } 4402 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4403 4404 int total = pkgs.size(); 4405 int skipped = 0; 4406 long now = System.currentTimeMillis(); 4407 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4408 PackageParser.Package pkg = i.next(); 4409 long then = pkg.mLastPackageUsageTimeInMills; 4410 if (then + dexOptLRUThresholdInMills < now) { 4411 if (DEBUG_DEXOPT) { 4412 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4413 ((then == 0) ? "never" : new Date(then))); 4414 } 4415 i.remove(); 4416 skipped++; 4417 } 4418 } 4419 if (DEBUG_DEXOPT) { 4420 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4421 } 4422 } 4423 4424 int i = 0; 4425 for (PackageParser.Package pkg : pkgs) { 4426 i++; 4427 if (DEBUG_DEXOPT) { 4428 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4429 + ": " + pkg.packageName); 4430 } 4431 if (!isFirstBoot()) { 4432 try { 4433 ActivityManagerNative.getDefault().showBootMessage( 4434 mContext.getResources().getString( 4435 R.string.android_upgrading_apk, 4436 i, pkgs.size()), true); 4437 } catch (RemoteException e) { 4438 } 4439 } 4440 PackageParser.Package p = pkg; 4441 synchronized (mInstallLock) { 4442 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4443 true /* include dependencies */); 4444 } 4445 } 4446 } 4447 } 4448 4449 @Override 4450 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4451 return performDexOpt(packageName, instructionSet, false); 4452 } 4453 4454 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4455 if (info.primaryCpuAbi == null) { 4456 return getPreferredInstructionSet(); 4457 } 4458 4459 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4460 } 4461 4462 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 4463 boolean dexopt = mLazyDexOpt || backgroundDexopt; 4464 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 4465 if (!dexopt && !updateUsage) { 4466 // We aren't going to dexopt or update usage, so bail early. 4467 return false; 4468 } 4469 PackageParser.Package p; 4470 final String targetInstructionSet; 4471 synchronized (mPackages) { 4472 p = mPackages.get(packageName); 4473 if (p == null) { 4474 return false; 4475 } 4476 if (updateUsage) { 4477 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4478 } 4479 mPackageUsage.write(false); 4480 if (!dexopt) { 4481 // We aren't going to dexopt, so bail early. 4482 return false; 4483 } 4484 4485 targetInstructionSet = instructionSet != null ? instructionSet : 4486 getPrimaryInstructionSet(p.applicationInfo); 4487 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4488 return false; 4489 } 4490 } 4491 4492 synchronized (mInstallLock) { 4493 final String[] instructionSets = new String[] { targetInstructionSet }; 4494 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4495 true /* include dependencies */) == DEX_OPT_PERFORMED; 4496 } 4497 } 4498 4499 public HashSet<String> getPackagesThatNeedDexOpt() { 4500 HashSet<String> pkgs = null; 4501 synchronized (mPackages) { 4502 for (PackageParser.Package p : mPackages.values()) { 4503 if (DEBUG_DEXOPT) { 4504 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4505 } 4506 if (!p.mDexOptPerformed.isEmpty()) { 4507 continue; 4508 } 4509 if (pkgs == null) { 4510 pkgs = new HashSet<String>(); 4511 } 4512 pkgs.add(p.packageName); 4513 } 4514 } 4515 return pkgs; 4516 } 4517 4518 public void shutdown() { 4519 mPackageUsage.write(true); 4520 } 4521 4522 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4523 boolean forceDex, boolean defer, HashSet<String> done) { 4524 for (int i=0; i<libs.size(); i++) { 4525 PackageParser.Package libPkg; 4526 String libName; 4527 synchronized (mPackages) { 4528 libName = libs.get(i); 4529 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4530 if (lib != null && lib.apk != null) { 4531 libPkg = mPackages.get(lib.apk); 4532 } else { 4533 libPkg = null; 4534 } 4535 } 4536 if (libPkg != null && !done.contains(libName)) { 4537 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4538 } 4539 } 4540 } 4541 4542 static final int DEX_OPT_SKIPPED = 0; 4543 static final int DEX_OPT_PERFORMED = 1; 4544 static final int DEX_OPT_DEFERRED = 2; 4545 static final int DEX_OPT_FAILED = -1; 4546 4547 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4548 boolean forceDex, boolean defer, HashSet<String> done) { 4549 final String[] instructionSets = targetInstructionSets != null ? 4550 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4551 4552 if (done != null) { 4553 done.add(pkg.packageName); 4554 if (pkg.usesLibraries != null) { 4555 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4556 } 4557 if (pkg.usesOptionalLibraries != null) { 4558 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4559 } 4560 } 4561 4562 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4563 return DEX_OPT_SKIPPED; 4564 } 4565 4566 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4567 4568 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4569 boolean performedDexOpt = false; 4570 // There are three basic cases here: 4571 // 1.) we need to dexopt, either because we are forced or it is needed 4572 // 2.) we are defering a needed dexopt 4573 // 3.) we are skipping an unneeded dexopt 4574 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4575 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4576 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4577 continue; 4578 } 4579 4580 for (String path : paths) { 4581 try { 4582 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4583 // patckage or the one we find does not match the image checksum (i.e. it was 4584 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4585 // odex file and it matches the checksum of the image but not its base address, 4586 // meaning we need to move it. 4587 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4588 pkg.packageName, dexCodeInstructionSet, defer); 4589 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4590 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4591 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4592 + " vmSafeMode=" + vmSafeMode); 4593 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4594 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4595 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4596 4597 if (ret < 0) { 4598 // Don't bother running dexopt again if we failed, it will probably 4599 // just result in an error again. Also, don't bother dexopting for other 4600 // paths & ISAs. 4601 return DEX_OPT_FAILED; 4602 } 4603 4604 performedDexOpt = true; 4605 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4606 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4607 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4608 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4609 pkg.packageName, dexCodeInstructionSet); 4610 4611 if (ret < 0) { 4612 // Don't bother running patchoat again if we failed, it will probably 4613 // just result in an error again. Also, don't bother dexopting for other 4614 // paths & ISAs. 4615 return DEX_OPT_FAILED; 4616 } 4617 4618 performedDexOpt = true; 4619 } 4620 4621 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4622 // paths and instruction sets. We'll deal with them all together when we process 4623 // our list of deferred dexopts. 4624 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4625 if (mDeferredDexOpt == null) { 4626 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4627 } 4628 mDeferredDexOpt.add(pkg); 4629 return DEX_OPT_DEFERRED; 4630 } 4631 } catch (FileNotFoundException e) { 4632 Slog.w(TAG, "Apk not found for dexopt: " + path); 4633 return DEX_OPT_FAILED; 4634 } catch (IOException e) { 4635 Slog.w(TAG, "IOException reading apk: " + path, e); 4636 return DEX_OPT_FAILED; 4637 } catch (StaleDexCacheError e) { 4638 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4639 return DEX_OPT_FAILED; 4640 } catch (Exception e) { 4641 Slog.w(TAG, "Exception when doing dexopt : ", e); 4642 return DEX_OPT_FAILED; 4643 } 4644 } 4645 4646 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4647 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4648 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4649 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4650 // it. 4651 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4652 } 4653 4654 // If we've gotten here, we're sure that no error occurred and that we haven't 4655 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4656 // we've skipped all of them because they are up to date. In both cases this 4657 // package doesn't need dexopt any longer. 4658 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4659 } 4660 4661 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4662 if (info.primaryCpuAbi != null) { 4663 if (info.secondaryCpuAbi != null) { 4664 return new String[] { 4665 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4666 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4667 } else { 4668 return new String[] { 4669 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4670 } 4671 } 4672 4673 return new String[] { getPreferredInstructionSet() }; 4674 } 4675 4676 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4677 if (ps.primaryCpuAbiString != null) { 4678 if (ps.secondaryCpuAbiString != null) { 4679 return new String[] { 4680 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4681 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4682 } else { 4683 return new String[] { 4684 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4685 } 4686 } 4687 4688 return new String[] { getPreferredInstructionSet() }; 4689 } 4690 4691 private static String getPreferredInstructionSet() { 4692 if (sPreferredInstructionSet == null) { 4693 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4694 } 4695 4696 return sPreferredInstructionSet; 4697 } 4698 4699 private static List<String> getAllInstructionSets() { 4700 final String[] allAbis = Build.SUPPORTED_ABIS; 4701 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4702 4703 for (String abi : allAbis) { 4704 final String instructionSet = VMRuntime.getInstructionSet(abi); 4705 if (!allInstructionSets.contains(instructionSet)) { 4706 allInstructionSets.add(instructionSet); 4707 } 4708 } 4709 4710 return allInstructionSets; 4711 } 4712 4713 /** 4714 * Returns the instruction set that should be used to compile dex code. In the presence of 4715 * a native bridge this might be different than the one shared libraries use. 4716 */ 4717 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4718 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4719 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4720 } 4721 4722 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4723 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4724 for (String instructionSet : instructionSets) { 4725 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4726 } 4727 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4728 } 4729 4730 @Override 4731 public void forceDexOpt(String packageName) { 4732 enforceSystemOrRoot("forceDexOpt"); 4733 4734 PackageParser.Package pkg; 4735 synchronized (mPackages) { 4736 pkg = mPackages.get(packageName); 4737 if (pkg == null) { 4738 throw new IllegalArgumentException("Missing package: " + packageName); 4739 } 4740 } 4741 4742 synchronized (mInstallLock) { 4743 final String[] instructionSets = new String[] { 4744 getPrimaryInstructionSet(pkg.applicationInfo) }; 4745 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4746 if (res != DEX_OPT_PERFORMED) { 4747 throw new IllegalStateException("Failed to dexopt: " + res); 4748 } 4749 } 4750 } 4751 4752 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4753 boolean forceDex, boolean defer, boolean inclDependencies) { 4754 HashSet<String> done; 4755 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4756 done = new HashSet<String>(); 4757 done.add(pkg.packageName); 4758 } else { 4759 done = null; 4760 } 4761 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4762 } 4763 4764 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4765 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4766 Slog.w(TAG, "Unable to update from " + oldPkg.name 4767 + " to " + newPkg.packageName 4768 + ": old package not in system partition"); 4769 return false; 4770 } else if (mPackages.get(oldPkg.name) != null) { 4771 Slog.w(TAG, "Unable to update from " + oldPkg.name 4772 + " to " + newPkg.packageName 4773 + ": old package still exists"); 4774 return false; 4775 } 4776 return true; 4777 } 4778 4779 File getDataPathForUser(int userId) { 4780 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4781 } 4782 4783 private File getDataPathForPackage(String packageName, int userId) { 4784 /* 4785 * Until we fully support multiple users, return the directory we 4786 * previously would have. The PackageManagerTests will need to be 4787 * revised when this is changed back.. 4788 */ 4789 if (userId == 0) { 4790 return new File(mAppDataDir, packageName); 4791 } else { 4792 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4793 + File.separator + packageName); 4794 } 4795 } 4796 4797 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4798 int[] users = sUserManager.getUserIds(); 4799 int res = mInstaller.install(packageName, uid, uid, seinfo); 4800 if (res < 0) { 4801 return res; 4802 } 4803 for (int user : users) { 4804 if (user != 0) { 4805 res = mInstaller.createUserData(packageName, 4806 UserHandle.getUid(user, uid), user, seinfo); 4807 if (res < 0) { 4808 return res; 4809 } 4810 } 4811 } 4812 return res; 4813 } 4814 4815 private int removeDataDirsLI(String packageName) { 4816 int[] users = sUserManager.getUserIds(); 4817 int res = 0; 4818 for (int user : users) { 4819 int resInner = mInstaller.remove(packageName, user); 4820 if (resInner < 0) { 4821 res = resInner; 4822 } 4823 } 4824 4825 return res; 4826 } 4827 4828 private int deleteCodeCacheDirsLI(String packageName) { 4829 int[] users = sUserManager.getUserIds(); 4830 int res = 0; 4831 for (int user : users) { 4832 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4833 if (resInner < 0) { 4834 res = resInner; 4835 } 4836 } 4837 return res; 4838 } 4839 4840 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4841 PackageParser.Package changingLib) { 4842 if (file.path != null) { 4843 usesLibraryFiles.add(file.path); 4844 return; 4845 } 4846 PackageParser.Package p = mPackages.get(file.apk); 4847 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4848 // If we are doing this while in the middle of updating a library apk, 4849 // then we need to make sure to use that new apk for determining the 4850 // dependencies here. (We haven't yet finished committing the new apk 4851 // to the package manager state.) 4852 if (p == null || p.packageName.equals(changingLib.packageName)) { 4853 p = changingLib; 4854 } 4855 } 4856 if (p != null) { 4857 usesLibraryFiles.addAll(p.getAllCodePaths()); 4858 } 4859 } 4860 4861 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4862 PackageParser.Package changingLib) throws PackageManagerException { 4863 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4864 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4865 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4866 for (int i=0; i<N; i++) { 4867 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4868 if (file == null) { 4869 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4870 "Package " + pkg.packageName + " requires unavailable shared library " 4871 + pkg.usesLibraries.get(i) + "; failing!"); 4872 } 4873 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4874 } 4875 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4876 for (int i=0; i<N; i++) { 4877 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4878 if (file == null) { 4879 Slog.w(TAG, "Package " + pkg.packageName 4880 + " desires unavailable shared library " 4881 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4882 } else { 4883 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4884 } 4885 } 4886 N = usesLibraryFiles.size(); 4887 if (N > 0) { 4888 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4889 } else { 4890 pkg.usesLibraryFiles = null; 4891 } 4892 } 4893 } 4894 4895 private static boolean hasString(List<String> list, List<String> which) { 4896 if (list == null) { 4897 return false; 4898 } 4899 for (int i=list.size()-1; i>=0; i--) { 4900 for (int j=which.size()-1; j>=0; j--) { 4901 if (which.get(j).equals(list.get(i))) { 4902 return true; 4903 } 4904 } 4905 } 4906 return false; 4907 } 4908 4909 private void updateAllSharedLibrariesLPw() { 4910 for (PackageParser.Package pkg : mPackages.values()) { 4911 try { 4912 updateSharedLibrariesLPw(pkg, null); 4913 } catch (PackageManagerException e) { 4914 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4915 } 4916 } 4917 } 4918 4919 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4920 PackageParser.Package changingPkg) { 4921 ArrayList<PackageParser.Package> res = null; 4922 for (PackageParser.Package pkg : mPackages.values()) { 4923 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4924 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4925 if (res == null) { 4926 res = new ArrayList<PackageParser.Package>(); 4927 } 4928 res.add(pkg); 4929 try { 4930 updateSharedLibrariesLPw(pkg, changingPkg); 4931 } catch (PackageManagerException e) { 4932 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4933 } 4934 } 4935 } 4936 return res; 4937 } 4938 4939 /** 4940 * Derive the value of the {@code cpuAbiOverride} based on the provided 4941 * value and an optional stored value from the package settings. 4942 */ 4943 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 4944 String cpuAbiOverride = null; 4945 4946 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 4947 cpuAbiOverride = null; 4948 } else if (abiOverride != null) { 4949 cpuAbiOverride = abiOverride; 4950 } else if (settings != null) { 4951 cpuAbiOverride = settings.cpuAbiOverrideString; 4952 } 4953 4954 return cpuAbiOverride; 4955 } 4956 4957 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 4958 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 4959 boolean success = false; 4960 try { 4961 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 4962 currentTime, user); 4963 success = true; 4964 return res; 4965 } finally { 4966 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4967 removeDataDirsLI(pkg.packageName); 4968 } 4969 } 4970 } 4971 4972 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 4973 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 4974 final File scanFile = new File(pkg.codePath); 4975 if (pkg.applicationInfo.getCodePath() == null || 4976 pkg.applicationInfo.getResourcePath() == null) { 4977 // Bail out. The resource and code paths haven't been set. 4978 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 4979 "Code and resource paths haven't been set correctly"); 4980 } 4981 4982 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4983 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4984 } 4985 4986 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4987 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4988 } 4989 4990 if (mCustomResolverComponentName != null && 4991 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4992 setUpCustomResolverActivity(pkg); 4993 } 4994 4995 if (pkg.packageName.equals("android")) { 4996 synchronized (mPackages) { 4997 if (mAndroidApplication != null) { 4998 Slog.w(TAG, "*************************************************"); 4999 Slog.w(TAG, "Core android package being redefined. Skipping."); 5000 Slog.w(TAG, " file=" + scanFile); 5001 Slog.w(TAG, "*************************************************"); 5002 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5003 "Core android package being redefined. Skipping."); 5004 } 5005 5006 // Set up information for our fall-back user intent resolution activity. 5007 mPlatformPackage = pkg; 5008 pkg.mVersionCode = mSdkVersion; 5009 mAndroidApplication = pkg.applicationInfo; 5010 5011 if (!mResolverReplaced) { 5012 mResolveActivity.applicationInfo = mAndroidApplication; 5013 mResolveActivity.name = ResolverActivity.class.getName(); 5014 mResolveActivity.packageName = mAndroidApplication.packageName; 5015 mResolveActivity.processName = "system:ui"; 5016 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5017 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5018 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5019 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5020 mResolveActivity.exported = true; 5021 mResolveActivity.enabled = true; 5022 mResolveInfo.activityInfo = mResolveActivity; 5023 mResolveInfo.priority = 0; 5024 mResolveInfo.preferredOrder = 0; 5025 mResolveInfo.match = 0; 5026 mResolveComponentName = new ComponentName( 5027 mAndroidApplication.packageName, mResolveActivity.name); 5028 } 5029 } 5030 } 5031 5032 if (DEBUG_PACKAGE_SCANNING) { 5033 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5034 Log.d(TAG, "Scanning package " + pkg.packageName); 5035 } 5036 5037 if (mPackages.containsKey(pkg.packageName) 5038 || mSharedLibraries.containsKey(pkg.packageName)) { 5039 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5040 "Application package " + pkg.packageName 5041 + " already installed. Skipping duplicate."); 5042 } 5043 5044 // Initialize package source and resource directories 5045 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5046 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5047 5048 SharedUserSetting suid = null; 5049 PackageSetting pkgSetting = null; 5050 5051 if (!isSystemApp(pkg)) { 5052 // Only system apps can use these features. 5053 pkg.mOriginalPackages = null; 5054 pkg.mRealPackage = null; 5055 pkg.mAdoptPermissions = null; 5056 } 5057 5058 // writer 5059 synchronized (mPackages) { 5060 if (pkg.mSharedUserId != null) { 5061 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5062 if (suid == null) { 5063 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5064 "Creating application package " + pkg.packageName 5065 + " for shared user failed"); 5066 } 5067 if (DEBUG_PACKAGE_SCANNING) { 5068 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5069 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5070 + "): packages=" + suid.packages); 5071 } 5072 } 5073 5074 // Check if we are renaming from an original package name. 5075 PackageSetting origPackage = null; 5076 String realName = null; 5077 if (pkg.mOriginalPackages != null) { 5078 // This package may need to be renamed to a previously 5079 // installed name. Let's check on that... 5080 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5081 if (pkg.mOriginalPackages.contains(renamed)) { 5082 // This package had originally been installed as the 5083 // original name, and we have already taken care of 5084 // transitioning to the new one. Just update the new 5085 // one to continue using the old name. 5086 realName = pkg.mRealPackage; 5087 if (!pkg.packageName.equals(renamed)) { 5088 // Callers into this function may have already taken 5089 // care of renaming the package; only do it here if 5090 // it is not already done. 5091 pkg.setPackageName(renamed); 5092 } 5093 5094 } else { 5095 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5096 if ((origPackage = mSettings.peekPackageLPr( 5097 pkg.mOriginalPackages.get(i))) != null) { 5098 // We do have the package already installed under its 5099 // original name... should we use it? 5100 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5101 // New package is not compatible with original. 5102 origPackage = null; 5103 continue; 5104 } else if (origPackage.sharedUser != null) { 5105 // Make sure uid is compatible between packages. 5106 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5107 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5108 + " to " + pkg.packageName + ": old uid " 5109 + origPackage.sharedUser.name 5110 + " differs from " + pkg.mSharedUserId); 5111 origPackage = null; 5112 continue; 5113 } 5114 } else { 5115 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5116 + pkg.packageName + " to old name " + origPackage.name); 5117 } 5118 break; 5119 } 5120 } 5121 } 5122 } 5123 5124 if (mTransferedPackages.contains(pkg.packageName)) { 5125 Slog.w(TAG, "Package " + pkg.packageName 5126 + " was transferred to another, but its .apk remains"); 5127 } 5128 5129 // Just create the setting, don't add it yet. For already existing packages 5130 // the PkgSetting exists already and doesn't have to be created. 5131 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5132 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5133 pkg.applicationInfo.primaryCpuAbi, 5134 pkg.applicationInfo.secondaryCpuAbi, 5135 pkg.applicationInfo.flags, user, false); 5136 if (pkgSetting == null) { 5137 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5138 "Creating application package " + pkg.packageName + " failed"); 5139 } 5140 5141 if (pkgSetting.origPackage != null) { 5142 // If we are first transitioning from an original package, 5143 // fix up the new package's name now. We need to do this after 5144 // looking up the package under its new name, so getPackageLP 5145 // can take care of fiddling things correctly. 5146 pkg.setPackageName(origPackage.name); 5147 5148 // File a report about this. 5149 String msg = "New package " + pkgSetting.realName 5150 + " renamed to replace old package " + pkgSetting.name; 5151 reportSettingsProblem(Log.WARN, msg); 5152 5153 // Make a note of it. 5154 mTransferedPackages.add(origPackage.name); 5155 5156 // No longer need to retain this. 5157 pkgSetting.origPackage = null; 5158 } 5159 5160 if (realName != null) { 5161 // Make a note of it. 5162 mTransferedPackages.add(pkg.packageName); 5163 } 5164 5165 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5166 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5167 } 5168 5169 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5170 // Check all shared libraries and map to their actual file path. 5171 // We only do this here for apps not on a system dir, because those 5172 // are the only ones that can fail an install due to this. We 5173 // will take care of the system apps by updating all of their 5174 // library paths after the scan is done. 5175 updateSharedLibrariesLPw(pkg, null); 5176 } 5177 5178 if (mFoundPolicyFile) { 5179 SELinuxMMAC.assignSeinfoValue(pkg); 5180 } 5181 5182 pkg.applicationInfo.uid = pkgSetting.appId; 5183 pkg.mExtras = pkgSetting; 5184 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5185 try { 5186 verifySignaturesLP(pkgSetting, pkg); 5187 } catch (PackageManagerException e) { 5188 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5189 throw e; 5190 } 5191 // The signature has changed, but this package is in the system 5192 // image... let's recover! 5193 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5194 // However... if this package is part of a shared user, but it 5195 // doesn't match the signature of the shared user, let's fail. 5196 // What this means is that you can't change the signatures 5197 // associated with an overall shared user, which doesn't seem all 5198 // that unreasonable. 5199 if (pkgSetting.sharedUser != null) { 5200 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5201 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5202 throw new PackageManagerException( 5203 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5204 "Signature mismatch for shared user : " 5205 + pkgSetting.sharedUser); 5206 } 5207 } 5208 // File a report about this. 5209 String msg = "System package " + pkg.packageName 5210 + " signature changed; retaining data."; 5211 reportSettingsProblem(Log.WARN, msg); 5212 } 5213 } else { 5214 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5215 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5216 + pkg.packageName + " upgrade keys do not match the " 5217 + "previously installed version"); 5218 } else { 5219 // signatures may have changed as result of upgrade 5220 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5221 } 5222 } 5223 // Verify that this new package doesn't have any content providers 5224 // that conflict with existing packages. Only do this if the 5225 // package isn't already installed, since we don't want to break 5226 // things that are installed. 5227 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5228 final int N = pkg.providers.size(); 5229 int i; 5230 for (i=0; i<N; i++) { 5231 PackageParser.Provider p = pkg.providers.get(i); 5232 if (p.info.authority != null) { 5233 String names[] = p.info.authority.split(";"); 5234 for (int j = 0; j < names.length; j++) { 5235 if (mProvidersByAuthority.containsKey(names[j])) { 5236 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5237 final String otherPackageName = 5238 ((other != null && other.getComponentName() != null) ? 5239 other.getComponentName().getPackageName() : "?"); 5240 throw new PackageManagerException( 5241 INSTALL_FAILED_CONFLICTING_PROVIDER, 5242 "Can't install because provider name " + names[j] 5243 + " (in package " + pkg.applicationInfo.packageName 5244 + ") is already used by " + otherPackageName); 5245 } 5246 } 5247 } 5248 } 5249 } 5250 5251 if (pkg.mAdoptPermissions != null) { 5252 // This package wants to adopt ownership of permissions from 5253 // another package. 5254 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5255 final String origName = pkg.mAdoptPermissions.get(i); 5256 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5257 if (orig != null) { 5258 if (verifyPackageUpdateLPr(orig, pkg)) { 5259 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5260 + pkg.packageName); 5261 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5262 } 5263 } 5264 } 5265 } 5266 } 5267 5268 final String pkgName = pkg.packageName; 5269 5270 final long scanFileTime = scanFile.lastModified(); 5271 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5272 pkg.applicationInfo.processName = fixProcessName( 5273 pkg.applicationInfo.packageName, 5274 pkg.applicationInfo.processName, 5275 pkg.applicationInfo.uid); 5276 5277 File dataPath; 5278 if (mPlatformPackage == pkg) { 5279 // The system package is special. 5280 dataPath = new File(Environment.getDataDirectory(), "system"); 5281 5282 pkg.applicationInfo.dataDir = dataPath.getPath(); 5283 5284 } else { 5285 // This is a normal package, need to make its data directory. 5286 dataPath = getDataPathForPackage(pkg.packageName, 0); 5287 5288 boolean uidError = false; 5289 if (dataPath.exists()) { 5290 int currentUid = 0; 5291 try { 5292 StructStat stat = Os.stat(dataPath.getPath()); 5293 currentUid = stat.st_uid; 5294 } catch (ErrnoException e) { 5295 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5296 } 5297 5298 // If we have mismatched owners for the data path, we have a problem. 5299 if (currentUid != pkg.applicationInfo.uid) { 5300 boolean recovered = false; 5301 if (currentUid == 0) { 5302 // The directory somehow became owned by root. Wow. 5303 // This is probably because the system was stopped while 5304 // installd was in the middle of messing with its libs 5305 // directory. Ask installd to fix that. 5306 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5307 pkg.applicationInfo.uid); 5308 if (ret >= 0) { 5309 recovered = true; 5310 String msg = "Package " + pkg.packageName 5311 + " unexpectedly changed to uid 0; recovered to " + 5312 + pkg.applicationInfo.uid; 5313 reportSettingsProblem(Log.WARN, msg); 5314 } 5315 } 5316 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5317 || (scanFlags&SCAN_BOOTING) != 0)) { 5318 // If this is a system app, we can at least delete its 5319 // current data so the application will still work. 5320 int ret = removeDataDirsLI(pkgName); 5321 if (ret >= 0) { 5322 // TODO: Kill the processes first 5323 // Old data gone! 5324 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5325 ? "System package " : "Third party package "; 5326 String msg = prefix + pkg.packageName 5327 + " has changed from uid: " 5328 + currentUid + " to " 5329 + pkg.applicationInfo.uid + "; old data erased"; 5330 reportSettingsProblem(Log.WARN, msg); 5331 recovered = true; 5332 5333 // And now re-install the app. 5334 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5335 pkg.applicationInfo.seinfo); 5336 if (ret == -1) { 5337 // Ack should not happen! 5338 msg = prefix + pkg.packageName 5339 + " could not have data directory re-created after delete."; 5340 reportSettingsProblem(Log.WARN, msg); 5341 throw new PackageManagerException( 5342 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5343 } 5344 } 5345 if (!recovered) { 5346 mHasSystemUidErrors = true; 5347 } 5348 } else if (!recovered) { 5349 // If we allow this install to proceed, we will be broken. 5350 // Abort, abort! 5351 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5352 "scanPackageLI"); 5353 } 5354 if (!recovered) { 5355 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5356 + pkg.applicationInfo.uid + "/fs_" 5357 + currentUid; 5358 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5359 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5360 String msg = "Package " + pkg.packageName 5361 + " has mismatched uid: " 5362 + currentUid + " on disk, " 5363 + pkg.applicationInfo.uid + " in settings"; 5364 // writer 5365 synchronized (mPackages) { 5366 mSettings.mReadMessages.append(msg); 5367 mSettings.mReadMessages.append('\n'); 5368 uidError = true; 5369 if (!pkgSetting.uidError) { 5370 reportSettingsProblem(Log.ERROR, msg); 5371 } 5372 } 5373 } 5374 } 5375 pkg.applicationInfo.dataDir = dataPath.getPath(); 5376 if (mShouldRestoreconData) { 5377 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5378 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5379 pkg.applicationInfo.uid); 5380 } 5381 } else { 5382 if (DEBUG_PACKAGE_SCANNING) { 5383 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5384 Log.v(TAG, "Want this data dir: " + dataPath); 5385 } 5386 //invoke installer to do the actual installation 5387 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5388 pkg.applicationInfo.seinfo); 5389 if (ret < 0) { 5390 // Error from installer 5391 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5392 "Unable to create data dirs [errorCode=" + ret + "]"); 5393 } 5394 5395 if (dataPath.exists()) { 5396 pkg.applicationInfo.dataDir = dataPath.getPath(); 5397 } else { 5398 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5399 pkg.applicationInfo.dataDir = null; 5400 } 5401 } 5402 5403 pkgSetting.uidError = uidError; 5404 } 5405 5406 final String path = scanFile.getPath(); 5407 final String codePath = pkg.applicationInfo.getCodePath(); 5408 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5409 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5410 setBundledAppAbisAndRoots(pkg, pkgSetting); 5411 5412 // If we haven't found any native libraries for the app, check if it has 5413 // renderscript code. We'll need to force the app to 32 bit if it has 5414 // renderscript bitcode. 5415 if (pkg.applicationInfo.primaryCpuAbi == null 5416 && pkg.applicationInfo.secondaryCpuAbi == null 5417 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5418 NativeLibraryHelper.Handle handle = null; 5419 try { 5420 handle = NativeLibraryHelper.Handle.create(scanFile); 5421 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5422 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5423 } 5424 } catch (IOException ioe) { 5425 Slog.w(TAG, "Error scanning system app : " + ioe); 5426 } finally { 5427 IoUtils.closeQuietly(handle); 5428 } 5429 } 5430 5431 setNativeLibraryPaths(pkg); 5432 } else { 5433 // TODO: We can probably be smarter about this stuff. For installed apps, 5434 // we can calculate this information at install time once and for all. For 5435 // system apps, we can probably assume that this information doesn't change 5436 // after the first boot scan. As things stand, we do lots of unnecessary work. 5437 5438 // Give ourselves some initial paths; we'll come back for another 5439 // pass once we've determined ABI below. 5440 setNativeLibraryPaths(pkg); 5441 5442 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5443 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5444 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5445 5446 NativeLibraryHelper.Handle handle = null; 5447 try { 5448 handle = NativeLibraryHelper.Handle.create(scanFile); 5449 // TODO(multiArch): This can be null for apps that didn't go through the 5450 // usual installation process. We can calculate it again, like we 5451 // do during install time. 5452 // 5453 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5454 // unnecessary. 5455 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5456 5457 // Null out the abis so that they can be recalculated. 5458 pkg.applicationInfo.primaryCpuAbi = null; 5459 pkg.applicationInfo.secondaryCpuAbi = null; 5460 if (isMultiArch(pkg.applicationInfo)) { 5461 // Warn if we've set an abiOverride for multi-lib packages.. 5462 // By definition, we need to copy both 32 and 64 bit libraries for 5463 // such packages. 5464 if (pkg.cpuAbiOverride != null 5465 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5466 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5467 } 5468 5469 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5470 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5471 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5472 if (isAsec) { 5473 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5474 } else { 5475 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5476 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5477 useIsaSpecificSubdirs); 5478 } 5479 } 5480 5481 maybeThrowExceptionForMultiArchCopy( 5482 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5483 5484 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5485 if (isAsec) { 5486 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5487 } else { 5488 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5489 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5490 useIsaSpecificSubdirs); 5491 } 5492 } 5493 5494 maybeThrowExceptionForMultiArchCopy( 5495 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5496 5497 if (abi64 >= 0) { 5498 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5499 } 5500 5501 if (abi32 >= 0) { 5502 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5503 if (abi64 >= 0) { 5504 pkg.applicationInfo.secondaryCpuAbi = abi; 5505 } else { 5506 pkg.applicationInfo.primaryCpuAbi = abi; 5507 } 5508 } 5509 } else { 5510 String[] abiList = (cpuAbiOverride != null) ? 5511 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5512 5513 // Enable gross and lame hacks for apps that are built with old 5514 // SDK tools. We must scan their APKs for renderscript bitcode and 5515 // not launch them if it's present. Don't bother checking on devices 5516 // that don't have 64 bit support. 5517 boolean needsRenderScriptOverride = false; 5518 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5519 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5520 abiList = Build.SUPPORTED_32_BIT_ABIS; 5521 needsRenderScriptOverride = true; 5522 } 5523 5524 final int copyRet; 5525 if (isAsec) { 5526 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5527 } else { 5528 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5529 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5530 } 5531 5532 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5533 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5534 "Error unpackaging native libs for app, errorCode=" + copyRet); 5535 } 5536 5537 if (copyRet >= 0) { 5538 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5539 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5540 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5541 } else if (needsRenderScriptOverride) { 5542 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5543 } 5544 } 5545 } catch (IOException ioe) { 5546 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5547 } finally { 5548 IoUtils.closeQuietly(handle); 5549 } 5550 5551 // Now that we've calculated the ABIs and determined if it's an internal app, 5552 // we will go ahead and populate the nativeLibraryPath. 5553 setNativeLibraryPaths(pkg); 5554 5555 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5556 final int[] userIds = sUserManager.getUserIds(); 5557 synchronized (mInstallLock) { 5558 // Create a native library symlink only if we have native libraries 5559 // and if the native libraries are 32 bit libraries. We do not provide 5560 // this symlink for 64 bit libraries. 5561 if (pkg.applicationInfo.primaryCpuAbi != null && 5562 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5563 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5564 for (int userId : userIds) { 5565 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5566 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5567 "Failed linking native library dir (user=" + userId + ")"); 5568 } 5569 } 5570 } 5571 } 5572 } 5573 5574 // This is a special case for the "system" package, where the ABI is 5575 // dictated by the zygote configuration (and init.rc). We should keep track 5576 // of this ABI so that we can deal with "normal" applications that run under 5577 // the same UID correctly. 5578 if (mPlatformPackage == pkg) { 5579 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5580 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5581 } 5582 5583 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5584 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5585 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5586 // Copy the derived override back to the parsed package, so that we can 5587 // update the package settings accordingly. 5588 pkg.cpuAbiOverride = cpuAbiOverride; 5589 5590 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5591 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5592 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5593 5594 // Push the derived path down into PackageSettings so we know what to 5595 // clean up at uninstall time. 5596 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5597 5598 if (DEBUG_ABI_SELECTION) { 5599 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5600 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5601 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5602 } 5603 5604 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5605 // We don't do this here during boot because we can do it all 5606 // at once after scanning all existing packages. 5607 // 5608 // We also do this *before* we perform dexopt on this package, so that 5609 // we can avoid redundant dexopts, and also to make sure we've got the 5610 // code and package path correct. 5611 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5612 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5613 } 5614 5615 if ((scanFlags & SCAN_NO_DEX) == 0) { 5616 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, 5617 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5618 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5619 } 5620 } 5621 5622 if (mFactoryTest && pkg.requestedPermissions.contains( 5623 android.Manifest.permission.FACTORY_TEST)) { 5624 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5625 } 5626 5627 ArrayList<PackageParser.Package> clientLibPkgs = null; 5628 5629 // writer 5630 synchronized (mPackages) { 5631 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5632 // Only system apps can add new shared libraries. 5633 if (pkg.libraryNames != null) { 5634 for (int i=0; i<pkg.libraryNames.size(); i++) { 5635 String name = pkg.libraryNames.get(i); 5636 boolean allowed = false; 5637 if (isUpdatedSystemApp(pkg)) { 5638 // New library entries can only be added through the 5639 // system image. This is important to get rid of a lot 5640 // of nasty edge cases: for example if we allowed a non- 5641 // system update of the app to add a library, then uninstalling 5642 // the update would make the library go away, and assumptions 5643 // we made such as through app install filtering would now 5644 // have allowed apps on the device which aren't compatible 5645 // with it. Better to just have the restriction here, be 5646 // conservative, and create many fewer cases that can negatively 5647 // impact the user experience. 5648 final PackageSetting sysPs = mSettings 5649 .getDisabledSystemPkgLPr(pkg.packageName); 5650 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5651 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5652 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5653 allowed = true; 5654 allowed = true; 5655 break; 5656 } 5657 } 5658 } 5659 } else { 5660 allowed = true; 5661 } 5662 if (allowed) { 5663 if (!mSharedLibraries.containsKey(name)) { 5664 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5665 } else if (!name.equals(pkg.packageName)) { 5666 Slog.w(TAG, "Package " + pkg.packageName + " library " 5667 + name + " already exists; skipping"); 5668 } 5669 } else { 5670 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5671 + name + " that is not declared on system image; skipping"); 5672 } 5673 } 5674 if ((scanFlags&SCAN_BOOTING) == 0) { 5675 // If we are not booting, we need to update any applications 5676 // that are clients of our shared library. If we are booting, 5677 // this will all be done once the scan is complete. 5678 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5679 } 5680 } 5681 } 5682 } 5683 5684 // We also need to dexopt any apps that are dependent on this library. Note that 5685 // if these fail, we should abort the install since installing the library will 5686 // result in some apps being broken. 5687 if (clientLibPkgs != null) { 5688 if ((scanFlags & SCAN_NO_DEX) == 0) { 5689 for (int i = 0; i < clientLibPkgs.size(); i++) { 5690 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5691 if (performDexOptLI(clientPkg, null /* instruction sets */, forceDex, 5692 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5693 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5694 "scanPackageLI failed to dexopt clientLibPkgs"); 5695 } 5696 } 5697 } 5698 } 5699 5700 // Request the ActivityManager to kill the process(only for existing packages) 5701 // so that we do not end up in a confused state while the user is still using the older 5702 // version of the application while the new one gets installed. 5703 if ((scanFlags & SCAN_REPLACING) != 0) { 5704 killApplication(pkg.applicationInfo.packageName, 5705 pkg.applicationInfo.uid, "update pkg"); 5706 } 5707 5708 // Also need to kill any apps that are dependent on the library. 5709 if (clientLibPkgs != null) { 5710 for (int i=0; i<clientLibPkgs.size(); i++) { 5711 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5712 killApplication(clientPkg.applicationInfo.packageName, 5713 clientPkg.applicationInfo.uid, "update lib"); 5714 } 5715 } 5716 5717 // writer 5718 synchronized (mPackages) { 5719 // We don't expect installation to fail beyond this point 5720 5721 // Add the new setting to mSettings 5722 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5723 // Add the new setting to mPackages 5724 mPackages.put(pkg.applicationInfo.packageName, pkg); 5725 // Make sure we don't accidentally delete its data. 5726 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5727 while (iter.hasNext()) { 5728 PackageCleanItem item = iter.next(); 5729 if (pkgName.equals(item.packageName)) { 5730 iter.remove(); 5731 } 5732 } 5733 5734 // Take care of first install / last update times. 5735 if (currentTime != 0) { 5736 if (pkgSetting.firstInstallTime == 0) { 5737 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5738 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5739 pkgSetting.lastUpdateTime = currentTime; 5740 } 5741 } else if (pkgSetting.firstInstallTime == 0) { 5742 // We need *something*. Take time time stamp of the file. 5743 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5744 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5745 if (scanFileTime != pkgSetting.timeStamp) { 5746 // A package on the system image has changed; consider this 5747 // to be an update. 5748 pkgSetting.lastUpdateTime = scanFileTime; 5749 } 5750 } 5751 5752 // Add the package's KeySets to the global KeySetManagerService 5753 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5754 try { 5755 // Old KeySetData no longer valid. 5756 ksms.removeAppKeySetDataLPw(pkg.packageName); 5757 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5758 if (pkg.mKeySetMapping != null) { 5759 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5760 pkg.mKeySetMapping.entrySet()) { 5761 if (entry.getValue() != null) { 5762 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5763 entry.getValue(), entry.getKey()); 5764 } 5765 } 5766 if (pkg.mUpgradeKeySets != null) { 5767 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5768 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5769 } 5770 } 5771 } 5772 } catch (NullPointerException e) { 5773 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5774 } catch (IllegalArgumentException e) { 5775 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5776 } 5777 5778 int N = pkg.providers.size(); 5779 StringBuilder r = null; 5780 int i; 5781 for (i=0; i<N; i++) { 5782 PackageParser.Provider p = pkg.providers.get(i); 5783 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5784 p.info.processName, pkg.applicationInfo.uid); 5785 mProviders.addProvider(p); 5786 p.syncable = p.info.isSyncable; 5787 if (p.info.authority != null) { 5788 String names[] = p.info.authority.split(";"); 5789 p.info.authority = null; 5790 for (int j = 0; j < names.length; j++) { 5791 if (j == 1 && p.syncable) { 5792 // We only want the first authority for a provider to possibly be 5793 // syncable, so if we already added this provider using a different 5794 // authority clear the syncable flag. We copy the provider before 5795 // changing it because the mProviders object contains a reference 5796 // to a provider that we don't want to change. 5797 // Only do this for the second authority since the resulting provider 5798 // object can be the same for all future authorities for this provider. 5799 p = new PackageParser.Provider(p); 5800 p.syncable = false; 5801 } 5802 if (!mProvidersByAuthority.containsKey(names[j])) { 5803 mProvidersByAuthority.put(names[j], p); 5804 if (p.info.authority == null) { 5805 p.info.authority = names[j]; 5806 } else { 5807 p.info.authority = p.info.authority + ";" + names[j]; 5808 } 5809 if (DEBUG_PACKAGE_SCANNING) { 5810 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5811 Log.d(TAG, "Registered content provider: " + names[j] 5812 + ", className = " + p.info.name + ", isSyncable = " 5813 + p.info.isSyncable); 5814 } 5815 } else { 5816 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5817 Slog.w(TAG, "Skipping provider name " + names[j] + 5818 " (in package " + pkg.applicationInfo.packageName + 5819 "): name already used by " 5820 + ((other != null && other.getComponentName() != null) 5821 ? other.getComponentName().getPackageName() : "?")); 5822 } 5823 } 5824 } 5825 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5826 if (r == null) { 5827 r = new StringBuilder(256); 5828 } else { 5829 r.append(' '); 5830 } 5831 r.append(p.info.name); 5832 } 5833 } 5834 if (r != null) { 5835 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5836 } 5837 5838 N = pkg.services.size(); 5839 r = null; 5840 for (i=0; i<N; i++) { 5841 PackageParser.Service s = pkg.services.get(i); 5842 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5843 s.info.processName, pkg.applicationInfo.uid); 5844 mServices.addService(s); 5845 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5846 if (r == null) { 5847 r = new StringBuilder(256); 5848 } else { 5849 r.append(' '); 5850 } 5851 r.append(s.info.name); 5852 } 5853 } 5854 if (r != null) { 5855 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5856 } 5857 5858 N = pkg.receivers.size(); 5859 r = null; 5860 for (i=0; i<N; i++) { 5861 PackageParser.Activity a = pkg.receivers.get(i); 5862 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5863 a.info.processName, pkg.applicationInfo.uid); 5864 mReceivers.addActivity(a, "receiver"); 5865 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5866 if (r == null) { 5867 r = new StringBuilder(256); 5868 } else { 5869 r.append(' '); 5870 } 5871 r.append(a.info.name); 5872 } 5873 } 5874 if (r != null) { 5875 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5876 } 5877 5878 N = pkg.activities.size(); 5879 r = null; 5880 for (i=0; i<N; i++) { 5881 PackageParser.Activity a = pkg.activities.get(i); 5882 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5883 a.info.processName, pkg.applicationInfo.uid); 5884 mActivities.addActivity(a, "activity"); 5885 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5886 if (r == null) { 5887 r = new StringBuilder(256); 5888 } else { 5889 r.append(' '); 5890 } 5891 r.append(a.info.name); 5892 } 5893 } 5894 if (r != null) { 5895 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5896 } 5897 5898 N = pkg.permissionGroups.size(); 5899 r = null; 5900 for (i=0; i<N; i++) { 5901 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5902 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5903 if (cur == null) { 5904 mPermissionGroups.put(pg.info.name, pg); 5905 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5906 if (r == null) { 5907 r = new StringBuilder(256); 5908 } else { 5909 r.append(' '); 5910 } 5911 r.append(pg.info.name); 5912 } 5913 } else { 5914 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5915 + pg.info.packageName + " ignored: original from " 5916 + cur.info.packageName); 5917 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5918 if (r == null) { 5919 r = new StringBuilder(256); 5920 } else { 5921 r.append(' '); 5922 } 5923 r.append("DUP:"); 5924 r.append(pg.info.name); 5925 } 5926 } 5927 } 5928 if (r != null) { 5929 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5930 } 5931 5932 N = pkg.permissions.size(); 5933 r = null; 5934 for (i=0; i<N; i++) { 5935 PackageParser.Permission p = pkg.permissions.get(i); 5936 HashMap<String, BasePermission> permissionMap = 5937 p.tree ? mSettings.mPermissionTrees 5938 : mSettings.mPermissions; 5939 p.group = mPermissionGroups.get(p.info.group); 5940 if (p.info.group == null || p.group != null) { 5941 BasePermission bp = permissionMap.get(p.info.name); 5942 if (bp == null) { 5943 bp = new BasePermission(p.info.name, p.info.packageName, 5944 BasePermission.TYPE_NORMAL); 5945 permissionMap.put(p.info.name, bp); 5946 } 5947 if (bp.perm == null) { 5948 if (bp.sourcePackage != null 5949 && !bp.sourcePackage.equals(p.info.packageName)) { 5950 // If this is a permission that was formerly defined by a non-system 5951 // app, but is now defined by a system app (following an upgrade), 5952 // discard the previous declaration and consider the system's to be 5953 // canonical. 5954 if (isSystemApp(p.owner)) { 5955 String msg = "New decl " + p.owner + " of permission " 5956 + p.info.name + " is system"; 5957 reportSettingsProblem(Log.WARN, msg); 5958 bp.sourcePackage = null; 5959 } 5960 } 5961 if (bp.sourcePackage == null 5962 || bp.sourcePackage.equals(p.info.packageName)) { 5963 BasePermission tree = findPermissionTreeLP(p.info.name); 5964 if (tree == null 5965 || tree.sourcePackage.equals(p.info.packageName)) { 5966 bp.packageSetting = pkgSetting; 5967 bp.perm = p; 5968 bp.uid = pkg.applicationInfo.uid; 5969 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5970 if (r == null) { 5971 r = new StringBuilder(256); 5972 } else { 5973 r.append(' '); 5974 } 5975 r.append(p.info.name); 5976 } 5977 } else { 5978 Slog.w(TAG, "Permission " + p.info.name + " from package " 5979 + p.info.packageName + " ignored: base tree " 5980 + tree.name + " is from package " 5981 + tree.sourcePackage); 5982 } 5983 } else { 5984 Slog.w(TAG, "Permission " + p.info.name + " from package " 5985 + p.info.packageName + " ignored: original from " 5986 + bp.sourcePackage); 5987 } 5988 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5989 if (r == null) { 5990 r = new StringBuilder(256); 5991 } else { 5992 r.append(' '); 5993 } 5994 r.append("DUP:"); 5995 r.append(p.info.name); 5996 } 5997 if (bp.perm == p) { 5998 bp.protectionLevel = p.info.protectionLevel; 5999 } 6000 } else { 6001 Slog.w(TAG, "Permission " + p.info.name + " from package " 6002 + p.info.packageName + " ignored: no group " 6003 + p.group); 6004 } 6005 } 6006 if (r != null) { 6007 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6008 } 6009 6010 N = pkg.instrumentation.size(); 6011 r = null; 6012 for (i=0; i<N; i++) { 6013 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6014 a.info.packageName = pkg.applicationInfo.packageName; 6015 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6016 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6017 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6018 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6019 a.info.dataDir = pkg.applicationInfo.dataDir; 6020 6021 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6022 // need other information about the application, like the ABI and what not ? 6023 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6024 mInstrumentation.put(a.getComponentName(), a); 6025 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6026 if (r == null) { 6027 r = new StringBuilder(256); 6028 } else { 6029 r.append(' '); 6030 } 6031 r.append(a.info.name); 6032 } 6033 } 6034 if (r != null) { 6035 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6036 } 6037 6038 if (pkg.protectedBroadcasts != null) { 6039 N = pkg.protectedBroadcasts.size(); 6040 for (i=0; i<N; i++) { 6041 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6042 } 6043 } 6044 6045 pkgSetting.setTimeStamp(scanFileTime); 6046 6047 // Create idmap files for pairs of (packages, overlay packages). 6048 // Note: "android", ie framework-res.apk, is handled by native layers. 6049 if (pkg.mOverlayTarget != null) { 6050 // This is an overlay package. 6051 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6052 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6053 mOverlays.put(pkg.mOverlayTarget, 6054 new HashMap<String, PackageParser.Package>()); 6055 } 6056 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6057 map.put(pkg.packageName, pkg); 6058 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6059 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6060 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6061 "scanPackageLI failed to createIdmap"); 6062 } 6063 } 6064 } else if (mOverlays.containsKey(pkg.packageName) && 6065 !pkg.packageName.equals("android")) { 6066 // This is a regular package, with one or more known overlay packages. 6067 createIdmapsForPackageLI(pkg); 6068 } 6069 } 6070 6071 return pkg; 6072 } 6073 6074 /** 6075 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6076 * i.e, so that all packages can be run inside a single process if required. 6077 * 6078 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6079 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6080 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6081 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6082 * updating a package that belongs to a shared user. 6083 * 6084 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6085 * adds unnecessary complexity. 6086 */ 6087 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6088 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6089 String requiredInstructionSet = null; 6090 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6091 requiredInstructionSet = VMRuntime.getInstructionSet( 6092 scannedPackage.applicationInfo.primaryCpuAbi); 6093 } 6094 6095 PackageSetting requirer = null; 6096 for (PackageSetting ps : packagesForUser) { 6097 // If packagesForUser contains scannedPackage, we skip it. This will happen 6098 // when scannedPackage is an update of an existing package. Without this check, 6099 // we will never be able to change the ABI of any package belonging to a shared 6100 // user, even if it's compatible with other packages. 6101 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6102 if (ps.primaryCpuAbiString == null) { 6103 continue; 6104 } 6105 6106 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6107 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6108 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6109 // this but there's not much we can do. 6110 String errorMessage = "Instruction set mismatch, " 6111 + ((requirer == null) ? "[caller]" : requirer) 6112 + " requires " + requiredInstructionSet + " whereas " + ps 6113 + " requires " + instructionSet; 6114 Slog.w(TAG, errorMessage); 6115 } 6116 6117 if (requiredInstructionSet == null) { 6118 requiredInstructionSet = instructionSet; 6119 requirer = ps; 6120 } 6121 } 6122 } 6123 6124 if (requiredInstructionSet != null) { 6125 String adjustedAbi; 6126 if (requirer != null) { 6127 // requirer != null implies that either scannedPackage was null or that scannedPackage 6128 // did not require an ABI, in which case we have to adjust scannedPackage to match 6129 // the ABI of the set (which is the same as requirer's ABI) 6130 adjustedAbi = requirer.primaryCpuAbiString; 6131 if (scannedPackage != null) { 6132 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6133 } 6134 } else { 6135 // requirer == null implies that we're updating all ABIs in the set to 6136 // match scannedPackage. 6137 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6138 } 6139 6140 for (PackageSetting ps : packagesForUser) { 6141 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6142 if (ps.primaryCpuAbiString != null) { 6143 continue; 6144 } 6145 6146 ps.primaryCpuAbiString = adjustedAbi; 6147 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6148 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6149 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6150 6151 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6152 deferDexOpt, true) == DEX_OPT_FAILED) { 6153 ps.primaryCpuAbiString = null; 6154 ps.pkg.applicationInfo.primaryCpuAbi = null; 6155 return; 6156 } else { 6157 mInstaller.rmdex(ps.codePathString, 6158 getDexCodeInstructionSet(getPreferredInstructionSet())); 6159 } 6160 } 6161 } 6162 } 6163 } 6164 } 6165 6166 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6167 synchronized (mPackages) { 6168 mResolverReplaced = true; 6169 // Set up information for custom user intent resolution activity. 6170 mResolveActivity.applicationInfo = pkg.applicationInfo; 6171 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6172 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6173 mResolveActivity.processName = null; 6174 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6175 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6176 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6177 mResolveActivity.theme = 0; 6178 mResolveActivity.exported = true; 6179 mResolveActivity.enabled = true; 6180 mResolveInfo.activityInfo = mResolveActivity; 6181 mResolveInfo.priority = 0; 6182 mResolveInfo.preferredOrder = 0; 6183 mResolveInfo.match = 0; 6184 mResolveComponentName = mCustomResolverComponentName; 6185 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6186 mResolveComponentName); 6187 } 6188 } 6189 6190 private static String calculateBundledApkRoot(final String codePathString) { 6191 final File codePath = new File(codePathString); 6192 final File codeRoot; 6193 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6194 codeRoot = Environment.getRootDirectory(); 6195 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6196 codeRoot = Environment.getOemDirectory(); 6197 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6198 codeRoot = Environment.getVendorDirectory(); 6199 } else { 6200 // Unrecognized code path; take its top real segment as the apk root: 6201 // e.g. /something/app/blah.apk => /something 6202 try { 6203 File f = codePath.getCanonicalFile(); 6204 File parent = f.getParentFile(); // non-null because codePath is a file 6205 File tmp; 6206 while ((tmp = parent.getParentFile()) != null) { 6207 f = parent; 6208 parent = tmp; 6209 } 6210 codeRoot = f; 6211 Slog.w(TAG, "Unrecognized code path " 6212 + codePath + " - using " + codeRoot); 6213 } catch (IOException e) { 6214 // Can't canonicalize the code path -- shenanigans? 6215 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6216 return Environment.getRootDirectory().getPath(); 6217 } 6218 } 6219 return codeRoot.getPath(); 6220 } 6221 6222 /** 6223 * Derive and set the location of native libraries for the given package, 6224 * which varies depending on where and how the package was installed. 6225 */ 6226 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6227 final ApplicationInfo info = pkg.applicationInfo; 6228 final String codePath = pkg.codePath; 6229 final File codeFile = new File(codePath); 6230 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6231 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6232 6233 info.nativeLibraryRootDir = null; 6234 info.nativeLibraryRootRequiresIsa = false; 6235 info.nativeLibraryDir = null; 6236 info.secondaryNativeLibraryDir = null; 6237 6238 if (isApkFile(codeFile)) { 6239 // Monolithic install 6240 if (bundledApp) { 6241 // If "/system/lib64/apkname" exists, assume that is the per-package 6242 // native library directory to use; otherwise use "/system/lib/apkname". 6243 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6244 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6245 getPrimaryInstructionSet(info)); 6246 6247 // This is a bundled system app so choose the path based on the ABI. 6248 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6249 // is just the default path. 6250 final String apkName = deriveCodePathName(codePath); 6251 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6252 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6253 apkName).getAbsolutePath(); 6254 6255 if (info.secondaryCpuAbi != null) { 6256 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6257 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6258 secondaryLibDir, apkName).getAbsolutePath(); 6259 } 6260 } else if (asecApp) { 6261 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6262 .getAbsolutePath(); 6263 } else { 6264 final String apkName = deriveCodePathName(codePath); 6265 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6266 .getAbsolutePath(); 6267 } 6268 6269 info.nativeLibraryRootRequiresIsa = false; 6270 info.nativeLibraryDir = info.nativeLibraryRootDir; 6271 } else { 6272 // Cluster install 6273 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6274 info.nativeLibraryRootRequiresIsa = true; 6275 6276 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6277 getPrimaryInstructionSet(info)).getAbsolutePath(); 6278 6279 if (info.secondaryCpuAbi != null) { 6280 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6281 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6282 } 6283 } 6284 } 6285 6286 /** 6287 * Calculate the abis and roots for a bundled app. These can uniquely 6288 * be determined from the contents of the system partition, i.e whether 6289 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6290 * of this information, and instead assume that the system was built 6291 * sensibly. 6292 */ 6293 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6294 PackageSetting pkgSetting) { 6295 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6296 6297 // If "/system/lib64/apkname" exists, assume that is the per-package 6298 // native library directory to use; otherwise use "/system/lib/apkname". 6299 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6300 setBundledAppAbi(pkg, apkRoot, apkName); 6301 // pkgSetting might be null during rescan following uninstall of updates 6302 // to a bundled app, so accommodate that possibility. The settings in 6303 // that case will be established later from the parsed package. 6304 // 6305 // If the settings aren't null, sync them up with what we've just derived. 6306 // note that apkRoot isn't stored in the package settings. 6307 if (pkgSetting != null) { 6308 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6309 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6310 } 6311 } 6312 6313 /** 6314 * Deduces the ABI of a bundled app and sets the relevant fields on the 6315 * parsed pkg object. 6316 * 6317 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6318 * under which system libraries are installed. 6319 * @param apkName the name of the installed package. 6320 */ 6321 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6322 final File codeFile = new File(pkg.codePath); 6323 6324 final boolean has64BitLibs; 6325 final boolean has32BitLibs; 6326 if (isApkFile(codeFile)) { 6327 // Monolithic install 6328 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6329 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6330 } else { 6331 // Cluster install 6332 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6333 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6334 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6335 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6336 has64BitLibs = (new File(rootDir, isa)).exists(); 6337 } else { 6338 has64BitLibs = false; 6339 } 6340 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6341 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6342 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6343 has32BitLibs = (new File(rootDir, isa)).exists(); 6344 } else { 6345 has32BitLibs = false; 6346 } 6347 } 6348 6349 if (has64BitLibs && !has32BitLibs) { 6350 // The package has 64 bit libs, but not 32 bit libs. Its primary 6351 // ABI should be 64 bit. We can safely assume here that the bundled 6352 // native libraries correspond to the most preferred ABI in the list. 6353 6354 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6355 pkg.applicationInfo.secondaryCpuAbi = null; 6356 } else if (has32BitLibs && !has64BitLibs) { 6357 // The package has 32 bit libs but not 64 bit libs. Its primary 6358 // ABI should be 32 bit. 6359 6360 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6361 pkg.applicationInfo.secondaryCpuAbi = null; 6362 } else if (has32BitLibs && has64BitLibs) { 6363 // The application has both 64 and 32 bit bundled libraries. We check 6364 // here that the app declares multiArch support, and warn if it doesn't. 6365 // 6366 // We will be lenient here and record both ABIs. The primary will be the 6367 // ABI that's higher on the list, i.e, a device that's configured to prefer 6368 // 64 bit apps will see a 64 bit primary ABI, 6369 6370 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6371 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6372 } 6373 6374 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6375 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6376 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6377 } else { 6378 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6379 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6380 } 6381 } else { 6382 pkg.applicationInfo.primaryCpuAbi = null; 6383 pkg.applicationInfo.secondaryCpuAbi = null; 6384 } 6385 } 6386 6387 private void killApplication(String pkgName, int appId, String reason) { 6388 // Request the ActivityManager to kill the process(only for existing packages) 6389 // so that we do not end up in a confused state while the user is still using the older 6390 // version of the application while the new one gets installed. 6391 IActivityManager am = ActivityManagerNative.getDefault(); 6392 if (am != null) { 6393 try { 6394 am.killApplicationWithAppId(pkgName, appId, reason); 6395 } catch (RemoteException e) { 6396 } 6397 } 6398 } 6399 6400 void removePackageLI(PackageSetting ps, boolean chatty) { 6401 if (DEBUG_INSTALL) { 6402 if (chatty) 6403 Log.d(TAG, "Removing package " + ps.name); 6404 } 6405 6406 // writer 6407 synchronized (mPackages) { 6408 mPackages.remove(ps.name); 6409 final PackageParser.Package pkg = ps.pkg; 6410 if (pkg != null) { 6411 cleanPackageDataStructuresLILPw(pkg, chatty); 6412 } 6413 } 6414 } 6415 6416 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6417 if (DEBUG_INSTALL) { 6418 if (chatty) 6419 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6420 } 6421 6422 // writer 6423 synchronized (mPackages) { 6424 mPackages.remove(pkg.applicationInfo.packageName); 6425 cleanPackageDataStructuresLILPw(pkg, chatty); 6426 } 6427 } 6428 6429 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6430 int N = pkg.providers.size(); 6431 StringBuilder r = null; 6432 int i; 6433 for (i=0; i<N; i++) { 6434 PackageParser.Provider p = pkg.providers.get(i); 6435 mProviders.removeProvider(p); 6436 if (p.info.authority == null) { 6437 6438 /* There was another ContentProvider with this authority when 6439 * this app was installed so this authority is null, 6440 * Ignore it as we don't have to unregister the provider. 6441 */ 6442 continue; 6443 } 6444 String names[] = p.info.authority.split(";"); 6445 for (int j = 0; j < names.length; j++) { 6446 if (mProvidersByAuthority.get(names[j]) == p) { 6447 mProvidersByAuthority.remove(names[j]); 6448 if (DEBUG_REMOVE) { 6449 if (chatty) 6450 Log.d(TAG, "Unregistered content provider: " + names[j] 6451 + ", className = " + p.info.name + ", isSyncable = " 6452 + p.info.isSyncable); 6453 } 6454 } 6455 } 6456 if (DEBUG_REMOVE && chatty) { 6457 if (r == null) { 6458 r = new StringBuilder(256); 6459 } else { 6460 r.append(' '); 6461 } 6462 r.append(p.info.name); 6463 } 6464 } 6465 if (r != null) { 6466 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6467 } 6468 6469 N = pkg.services.size(); 6470 r = null; 6471 for (i=0; i<N; i++) { 6472 PackageParser.Service s = pkg.services.get(i); 6473 mServices.removeService(s); 6474 if (chatty) { 6475 if (r == null) { 6476 r = new StringBuilder(256); 6477 } else { 6478 r.append(' '); 6479 } 6480 r.append(s.info.name); 6481 } 6482 } 6483 if (r != null) { 6484 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6485 } 6486 6487 N = pkg.receivers.size(); 6488 r = null; 6489 for (i=0; i<N; i++) { 6490 PackageParser.Activity a = pkg.receivers.get(i); 6491 mReceivers.removeActivity(a, "receiver"); 6492 if (DEBUG_REMOVE && chatty) { 6493 if (r == null) { 6494 r = new StringBuilder(256); 6495 } else { 6496 r.append(' '); 6497 } 6498 r.append(a.info.name); 6499 } 6500 } 6501 if (r != null) { 6502 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6503 } 6504 6505 N = pkg.activities.size(); 6506 r = null; 6507 for (i=0; i<N; i++) { 6508 PackageParser.Activity a = pkg.activities.get(i); 6509 mActivities.removeActivity(a, "activity"); 6510 if (DEBUG_REMOVE && chatty) { 6511 if (r == null) { 6512 r = new StringBuilder(256); 6513 } else { 6514 r.append(' '); 6515 } 6516 r.append(a.info.name); 6517 } 6518 } 6519 if (r != null) { 6520 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6521 } 6522 6523 N = pkg.permissions.size(); 6524 r = null; 6525 for (i=0; i<N; i++) { 6526 PackageParser.Permission p = pkg.permissions.get(i); 6527 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6528 if (bp == null) { 6529 bp = mSettings.mPermissionTrees.get(p.info.name); 6530 } 6531 if (bp != null && bp.perm == p) { 6532 bp.perm = null; 6533 if (DEBUG_REMOVE && chatty) { 6534 if (r == null) { 6535 r = new StringBuilder(256); 6536 } else { 6537 r.append(' '); 6538 } 6539 r.append(p.info.name); 6540 } 6541 } 6542 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6543 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6544 if (appOpPerms != null) { 6545 appOpPerms.remove(pkg.packageName); 6546 } 6547 } 6548 } 6549 if (r != null) { 6550 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6551 } 6552 6553 N = pkg.requestedPermissions.size(); 6554 r = null; 6555 for (i=0; i<N; i++) { 6556 String perm = pkg.requestedPermissions.get(i); 6557 BasePermission bp = mSettings.mPermissions.get(perm); 6558 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6559 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6560 if (appOpPerms != null) { 6561 appOpPerms.remove(pkg.packageName); 6562 if (appOpPerms.isEmpty()) { 6563 mAppOpPermissionPackages.remove(perm); 6564 } 6565 } 6566 } 6567 } 6568 if (r != null) { 6569 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6570 } 6571 6572 N = pkg.instrumentation.size(); 6573 r = null; 6574 for (i=0; i<N; i++) { 6575 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6576 mInstrumentation.remove(a.getComponentName()); 6577 if (DEBUG_REMOVE && chatty) { 6578 if (r == null) { 6579 r = new StringBuilder(256); 6580 } else { 6581 r.append(' '); 6582 } 6583 r.append(a.info.name); 6584 } 6585 } 6586 if (r != null) { 6587 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6588 } 6589 6590 r = null; 6591 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6592 // Only system apps can hold shared libraries. 6593 if (pkg.libraryNames != null) { 6594 for (i=0; i<pkg.libraryNames.size(); i++) { 6595 String name = pkg.libraryNames.get(i); 6596 SharedLibraryEntry cur = mSharedLibraries.get(name); 6597 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6598 mSharedLibraries.remove(name); 6599 if (DEBUG_REMOVE && chatty) { 6600 if (r == null) { 6601 r = new StringBuilder(256); 6602 } else { 6603 r.append(' '); 6604 } 6605 r.append(name); 6606 } 6607 } 6608 } 6609 } 6610 } 6611 if (r != null) { 6612 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6613 } 6614 } 6615 6616 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6617 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6618 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6619 return true; 6620 } 6621 } 6622 return false; 6623 } 6624 6625 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6626 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6627 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6628 6629 private void updatePermissionsLPw(String changingPkg, 6630 PackageParser.Package pkgInfo, int flags) { 6631 // Make sure there are no dangling permission trees. 6632 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6633 while (it.hasNext()) { 6634 final BasePermission bp = it.next(); 6635 if (bp.packageSetting == null) { 6636 // We may not yet have parsed the package, so just see if 6637 // we still know about its settings. 6638 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6639 } 6640 if (bp.packageSetting == null) { 6641 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6642 + " from package " + bp.sourcePackage); 6643 it.remove(); 6644 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6645 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6646 Slog.i(TAG, "Removing old permission tree: " + bp.name 6647 + " from package " + bp.sourcePackage); 6648 flags |= UPDATE_PERMISSIONS_ALL; 6649 it.remove(); 6650 } 6651 } 6652 } 6653 6654 // Make sure all dynamic permissions have been assigned to a package, 6655 // and make sure there are no dangling permissions. 6656 it = mSettings.mPermissions.values().iterator(); 6657 while (it.hasNext()) { 6658 final BasePermission bp = it.next(); 6659 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6660 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6661 + bp.name + " pkg=" + bp.sourcePackage 6662 + " info=" + bp.pendingInfo); 6663 if (bp.packageSetting == null && bp.pendingInfo != null) { 6664 final BasePermission tree = findPermissionTreeLP(bp.name); 6665 if (tree != null && tree.perm != null) { 6666 bp.packageSetting = tree.packageSetting; 6667 bp.perm = new PackageParser.Permission(tree.perm.owner, 6668 new PermissionInfo(bp.pendingInfo)); 6669 bp.perm.info.packageName = tree.perm.info.packageName; 6670 bp.perm.info.name = bp.name; 6671 bp.uid = tree.uid; 6672 } 6673 } 6674 } 6675 if (bp.packageSetting == null) { 6676 // We may not yet have parsed the package, so just see if 6677 // we still know about its settings. 6678 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6679 } 6680 if (bp.packageSetting == null) { 6681 Slog.w(TAG, "Removing dangling permission: " + bp.name 6682 + " from package " + bp.sourcePackage); 6683 it.remove(); 6684 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6685 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6686 Slog.i(TAG, "Removing old permission: " + bp.name 6687 + " from package " + bp.sourcePackage); 6688 flags |= UPDATE_PERMISSIONS_ALL; 6689 it.remove(); 6690 } 6691 } 6692 } 6693 6694 // Now update the permissions for all packages, in particular 6695 // replace the granted permissions of the system packages. 6696 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6697 for (PackageParser.Package pkg : mPackages.values()) { 6698 if (pkg != pkgInfo) { 6699 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6700 } 6701 } 6702 } 6703 6704 if (pkgInfo != null) { 6705 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6706 } 6707 } 6708 6709 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6710 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6711 if (ps == null) { 6712 return; 6713 } 6714 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6715 HashSet<String> origPermissions = gp.grantedPermissions; 6716 boolean changedPermission = false; 6717 6718 if (replace) { 6719 ps.permissionsFixed = false; 6720 if (gp == ps) { 6721 origPermissions = new HashSet<String>(gp.grantedPermissions); 6722 gp.grantedPermissions.clear(); 6723 gp.gids = mGlobalGids; 6724 } 6725 } 6726 6727 if (gp.gids == null) { 6728 gp.gids = mGlobalGids; 6729 } 6730 6731 final int N = pkg.requestedPermissions.size(); 6732 for (int i=0; i<N; i++) { 6733 final String name = pkg.requestedPermissions.get(i); 6734 final boolean required = pkg.requestedPermissionsRequired.get(i); 6735 final BasePermission bp = mSettings.mPermissions.get(name); 6736 if (DEBUG_INSTALL) { 6737 if (gp != ps) { 6738 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6739 } 6740 } 6741 6742 if (bp == null || bp.packageSetting == null) { 6743 Slog.w(TAG, "Unknown permission " + name 6744 + " in package " + pkg.packageName); 6745 continue; 6746 } 6747 6748 final String perm = bp.name; 6749 boolean allowed; 6750 boolean allowedSig = false; 6751 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6752 // Keep track of app op permissions. 6753 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6754 if (pkgs == null) { 6755 pkgs = new ArraySet<>(); 6756 mAppOpPermissionPackages.put(bp.name, pkgs); 6757 } 6758 pkgs.add(pkg.packageName); 6759 } 6760 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6761 if (level == PermissionInfo.PROTECTION_NORMAL 6762 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6763 // We grant a normal or dangerous permission if any of the following 6764 // are true: 6765 // 1) The permission is required 6766 // 2) The permission is optional, but was granted in the past 6767 // 3) The permission is optional, but was requested by an 6768 // app in /system (not /data) 6769 // 6770 // Otherwise, reject the permission. 6771 allowed = (required || origPermissions.contains(perm) 6772 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6773 } else if (bp.packageSetting == null) { 6774 // This permission is invalid; skip it. 6775 allowed = false; 6776 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6777 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6778 if (allowed) { 6779 allowedSig = true; 6780 } 6781 } else { 6782 allowed = false; 6783 } 6784 if (DEBUG_INSTALL) { 6785 if (gp != ps) { 6786 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6787 } 6788 } 6789 if (allowed) { 6790 if (!isSystemApp(ps) && ps.permissionsFixed) { 6791 // If this is an existing, non-system package, then 6792 // we can't add any new permissions to it. 6793 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6794 // Except... if this is a permission that was added 6795 // to the platform (note: need to only do this when 6796 // updating the platform). 6797 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6798 } 6799 } 6800 if (allowed) { 6801 if (!gp.grantedPermissions.contains(perm)) { 6802 changedPermission = true; 6803 gp.grantedPermissions.add(perm); 6804 gp.gids = appendInts(gp.gids, bp.gids); 6805 } else if (!ps.haveGids) { 6806 gp.gids = appendInts(gp.gids, bp.gids); 6807 } 6808 } else { 6809 Slog.w(TAG, "Not granting permission " + perm 6810 + " to package " + pkg.packageName 6811 + " because it was previously installed without"); 6812 } 6813 } else { 6814 if (gp.grantedPermissions.remove(perm)) { 6815 changedPermission = true; 6816 gp.gids = removeInts(gp.gids, bp.gids); 6817 Slog.i(TAG, "Un-granting permission " + perm 6818 + " from package " + pkg.packageName 6819 + " (protectionLevel=" + bp.protectionLevel 6820 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6821 + ")"); 6822 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6823 // Don't print warning for app op permissions, since it is fine for them 6824 // not to be granted, there is a UI for the user to decide. 6825 Slog.w(TAG, "Not granting permission " + perm 6826 + " to package " + pkg.packageName 6827 + " (protectionLevel=" + bp.protectionLevel 6828 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6829 + ")"); 6830 } 6831 } 6832 } 6833 6834 if ((changedPermission || replace) && !ps.permissionsFixed && 6835 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6836 // This is the first that we have heard about this package, so the 6837 // permissions we have now selected are fixed until explicitly 6838 // changed. 6839 ps.permissionsFixed = true; 6840 } 6841 ps.haveGids = true; 6842 } 6843 6844 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6845 boolean allowed = false; 6846 final int NP = PackageParser.NEW_PERMISSIONS.length; 6847 for (int ip=0; ip<NP; ip++) { 6848 final PackageParser.NewPermissionInfo npi 6849 = PackageParser.NEW_PERMISSIONS[ip]; 6850 if (npi.name.equals(perm) 6851 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6852 allowed = true; 6853 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6854 + pkg.packageName); 6855 break; 6856 } 6857 } 6858 return allowed; 6859 } 6860 6861 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6862 BasePermission bp, HashSet<String> origPermissions) { 6863 boolean allowed; 6864 allowed = (compareSignatures( 6865 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6866 == PackageManager.SIGNATURE_MATCH) 6867 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6868 == PackageManager.SIGNATURE_MATCH); 6869 if (!allowed && (bp.protectionLevel 6870 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6871 if (isSystemApp(pkg)) { 6872 // For updated system applications, a system permission 6873 // is granted only if it had been defined by the original application. 6874 if (isUpdatedSystemApp(pkg)) { 6875 final PackageSetting sysPs = mSettings 6876 .getDisabledSystemPkgLPr(pkg.packageName); 6877 final GrantedPermissions origGp = sysPs.sharedUser != null 6878 ? sysPs.sharedUser : sysPs; 6879 6880 if (origGp.grantedPermissions.contains(perm)) { 6881 // If the original was granted this permission, we take 6882 // that grant decision as read and propagate it to the 6883 // update. 6884 allowed = true; 6885 } else { 6886 // The system apk may have been updated with an older 6887 // version of the one on the data partition, but which 6888 // granted a new system permission that it didn't have 6889 // before. In this case we do want to allow the app to 6890 // now get the new permission if the ancestral apk is 6891 // privileged to get it. 6892 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6893 for (int j=0; 6894 j<sysPs.pkg.requestedPermissions.size(); j++) { 6895 if (perm.equals( 6896 sysPs.pkg.requestedPermissions.get(j))) { 6897 allowed = true; 6898 break; 6899 } 6900 } 6901 } 6902 } 6903 } else { 6904 allowed = isPrivilegedApp(pkg); 6905 } 6906 } 6907 } 6908 if (!allowed && (bp.protectionLevel 6909 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6910 // For development permissions, a development permission 6911 // is granted only if it was already granted. 6912 allowed = origPermissions.contains(perm); 6913 } 6914 return allowed; 6915 } 6916 6917 final class ActivityIntentResolver 6918 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6919 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6920 boolean defaultOnly, int userId) { 6921 if (!sUserManager.exists(userId)) return null; 6922 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6923 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6924 } 6925 6926 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6927 int userId) { 6928 if (!sUserManager.exists(userId)) return null; 6929 mFlags = flags; 6930 return super.queryIntent(intent, resolvedType, 6931 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6932 } 6933 6934 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6935 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6936 if (!sUserManager.exists(userId)) return null; 6937 if (packageActivities == null) { 6938 return null; 6939 } 6940 mFlags = flags; 6941 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6942 final int N = packageActivities.size(); 6943 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6944 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6945 6946 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6947 for (int i = 0; i < N; ++i) { 6948 intentFilters = packageActivities.get(i).intents; 6949 if (intentFilters != null && intentFilters.size() > 0) { 6950 PackageParser.ActivityIntentInfo[] array = 6951 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6952 intentFilters.toArray(array); 6953 listCut.add(array); 6954 } 6955 } 6956 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6957 } 6958 6959 public final void addActivity(PackageParser.Activity a, String type) { 6960 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6961 mActivities.put(a.getComponentName(), a); 6962 if (DEBUG_SHOW_INFO) 6963 Log.v( 6964 TAG, " " + type + " " + 6965 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6966 if (DEBUG_SHOW_INFO) 6967 Log.v(TAG, " Class=" + a.info.name); 6968 final int NI = a.intents.size(); 6969 for (int j=0; j<NI; j++) { 6970 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6971 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6972 intent.setPriority(0); 6973 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6974 + a.className + " with priority > 0, forcing to 0"); 6975 } 6976 if (DEBUG_SHOW_INFO) { 6977 Log.v(TAG, " IntentFilter:"); 6978 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6979 } 6980 if (!intent.debugCheck()) { 6981 Log.w(TAG, "==> For Activity " + a.info.name); 6982 } 6983 addFilter(intent); 6984 } 6985 } 6986 6987 public final void removeActivity(PackageParser.Activity a, String type) { 6988 mActivities.remove(a.getComponentName()); 6989 if (DEBUG_SHOW_INFO) { 6990 Log.v(TAG, " " + type + " " 6991 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6992 : a.info.name) + ":"); 6993 Log.v(TAG, " Class=" + a.info.name); 6994 } 6995 final int NI = a.intents.size(); 6996 for (int j=0; j<NI; j++) { 6997 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6998 if (DEBUG_SHOW_INFO) { 6999 Log.v(TAG, " IntentFilter:"); 7000 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7001 } 7002 removeFilter(intent); 7003 } 7004 } 7005 7006 @Override 7007 protected boolean allowFilterResult( 7008 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7009 ActivityInfo filterAi = filter.activity.info; 7010 for (int i=dest.size()-1; i>=0; i--) { 7011 ActivityInfo destAi = dest.get(i).activityInfo; 7012 if (destAi.name == filterAi.name 7013 && destAi.packageName == filterAi.packageName) { 7014 return false; 7015 } 7016 } 7017 return true; 7018 } 7019 7020 @Override 7021 protected ActivityIntentInfo[] newArray(int size) { 7022 return new ActivityIntentInfo[size]; 7023 } 7024 7025 @Override 7026 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7027 if (!sUserManager.exists(userId)) return true; 7028 PackageParser.Package p = filter.activity.owner; 7029 if (p != null) { 7030 PackageSetting ps = (PackageSetting)p.mExtras; 7031 if (ps != null) { 7032 // System apps are never considered stopped for purposes of 7033 // filtering, because there may be no way for the user to 7034 // actually re-launch them. 7035 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7036 && ps.getStopped(userId); 7037 } 7038 } 7039 return false; 7040 } 7041 7042 @Override 7043 protected boolean isPackageForFilter(String packageName, 7044 PackageParser.ActivityIntentInfo info) { 7045 return packageName.equals(info.activity.owner.packageName); 7046 } 7047 7048 @Override 7049 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7050 int match, int userId) { 7051 if (!sUserManager.exists(userId)) return null; 7052 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7053 return null; 7054 } 7055 final PackageParser.Activity activity = info.activity; 7056 if (mSafeMode && (activity.info.applicationInfo.flags 7057 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7058 return null; 7059 } 7060 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7061 if (ps == null) { 7062 return null; 7063 } 7064 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7065 ps.readUserState(userId), userId); 7066 if (ai == null) { 7067 return null; 7068 } 7069 final ResolveInfo res = new ResolveInfo(); 7070 res.activityInfo = ai; 7071 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7072 res.filter = info; 7073 } 7074 res.priority = info.getPriority(); 7075 res.preferredOrder = activity.owner.mPreferredOrder; 7076 //System.out.println("Result: " + res.activityInfo.className + 7077 // " = " + res.priority); 7078 res.match = match; 7079 res.isDefault = info.hasDefault; 7080 res.labelRes = info.labelRes; 7081 res.nonLocalizedLabel = info.nonLocalizedLabel; 7082 if (userNeedsBadging(userId)) { 7083 res.noResourceId = true; 7084 } else { 7085 res.icon = info.icon; 7086 } 7087 res.system = isSystemApp(res.activityInfo.applicationInfo); 7088 return res; 7089 } 7090 7091 @Override 7092 protected void sortResults(List<ResolveInfo> results) { 7093 Collections.sort(results, mResolvePrioritySorter); 7094 } 7095 7096 @Override 7097 protected void dumpFilter(PrintWriter out, String prefix, 7098 PackageParser.ActivityIntentInfo filter) { 7099 out.print(prefix); out.print( 7100 Integer.toHexString(System.identityHashCode(filter.activity))); 7101 out.print(' '); 7102 filter.activity.printComponentShortName(out); 7103 out.print(" filter "); 7104 out.println(Integer.toHexString(System.identityHashCode(filter))); 7105 } 7106 7107// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7108// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7109// final List<ResolveInfo> retList = Lists.newArrayList(); 7110// while (i.hasNext()) { 7111// final ResolveInfo resolveInfo = i.next(); 7112// if (isEnabledLP(resolveInfo.activityInfo)) { 7113// retList.add(resolveInfo); 7114// } 7115// } 7116// return retList; 7117// } 7118 7119 // Keys are String (activity class name), values are Activity. 7120 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7121 = new HashMap<ComponentName, PackageParser.Activity>(); 7122 private int mFlags; 7123 } 7124 7125 private final class ServiceIntentResolver 7126 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7127 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7128 boolean defaultOnly, int userId) { 7129 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7130 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7131 } 7132 7133 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7134 int userId) { 7135 if (!sUserManager.exists(userId)) return null; 7136 mFlags = flags; 7137 return super.queryIntent(intent, resolvedType, 7138 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7139 } 7140 7141 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7142 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7143 if (!sUserManager.exists(userId)) return null; 7144 if (packageServices == null) { 7145 return null; 7146 } 7147 mFlags = flags; 7148 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7149 final int N = packageServices.size(); 7150 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7151 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7152 7153 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7154 for (int i = 0; i < N; ++i) { 7155 intentFilters = packageServices.get(i).intents; 7156 if (intentFilters != null && intentFilters.size() > 0) { 7157 PackageParser.ServiceIntentInfo[] array = 7158 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7159 intentFilters.toArray(array); 7160 listCut.add(array); 7161 } 7162 } 7163 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7164 } 7165 7166 public final void addService(PackageParser.Service s) { 7167 mServices.put(s.getComponentName(), s); 7168 if (DEBUG_SHOW_INFO) { 7169 Log.v(TAG, " " 7170 + (s.info.nonLocalizedLabel != null 7171 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7172 Log.v(TAG, " Class=" + s.info.name); 7173 } 7174 final int NI = s.intents.size(); 7175 int j; 7176 for (j=0; j<NI; j++) { 7177 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7178 if (DEBUG_SHOW_INFO) { 7179 Log.v(TAG, " IntentFilter:"); 7180 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7181 } 7182 if (!intent.debugCheck()) { 7183 Log.w(TAG, "==> For Service " + s.info.name); 7184 } 7185 addFilter(intent); 7186 } 7187 } 7188 7189 public final void removeService(PackageParser.Service s) { 7190 mServices.remove(s.getComponentName()); 7191 if (DEBUG_SHOW_INFO) { 7192 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7193 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7194 Log.v(TAG, " Class=" + s.info.name); 7195 } 7196 final int NI = s.intents.size(); 7197 int j; 7198 for (j=0; j<NI; j++) { 7199 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7200 if (DEBUG_SHOW_INFO) { 7201 Log.v(TAG, " IntentFilter:"); 7202 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7203 } 7204 removeFilter(intent); 7205 } 7206 } 7207 7208 @Override 7209 protected boolean allowFilterResult( 7210 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7211 ServiceInfo filterSi = filter.service.info; 7212 for (int i=dest.size()-1; i>=0; i--) { 7213 ServiceInfo destAi = dest.get(i).serviceInfo; 7214 if (destAi.name == filterSi.name 7215 && destAi.packageName == filterSi.packageName) { 7216 return false; 7217 } 7218 } 7219 return true; 7220 } 7221 7222 @Override 7223 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7224 return new PackageParser.ServiceIntentInfo[size]; 7225 } 7226 7227 @Override 7228 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7229 if (!sUserManager.exists(userId)) return true; 7230 PackageParser.Package p = filter.service.owner; 7231 if (p != null) { 7232 PackageSetting ps = (PackageSetting)p.mExtras; 7233 if (ps != null) { 7234 // System apps are never considered stopped for purposes of 7235 // filtering, because there may be no way for the user to 7236 // actually re-launch them. 7237 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7238 && ps.getStopped(userId); 7239 } 7240 } 7241 return false; 7242 } 7243 7244 @Override 7245 protected boolean isPackageForFilter(String packageName, 7246 PackageParser.ServiceIntentInfo info) { 7247 return packageName.equals(info.service.owner.packageName); 7248 } 7249 7250 @Override 7251 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7252 int match, int userId) { 7253 if (!sUserManager.exists(userId)) return null; 7254 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7255 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7256 return null; 7257 } 7258 final PackageParser.Service service = info.service; 7259 if (mSafeMode && (service.info.applicationInfo.flags 7260 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7261 return null; 7262 } 7263 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7264 if (ps == null) { 7265 return null; 7266 } 7267 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7268 ps.readUserState(userId), userId); 7269 if (si == null) { 7270 return null; 7271 } 7272 final ResolveInfo res = new ResolveInfo(); 7273 res.serviceInfo = si; 7274 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7275 res.filter = filter; 7276 } 7277 res.priority = info.getPriority(); 7278 res.preferredOrder = service.owner.mPreferredOrder; 7279 //System.out.println("Result: " + res.activityInfo.className + 7280 // " = " + res.priority); 7281 res.match = match; 7282 res.isDefault = info.hasDefault; 7283 res.labelRes = info.labelRes; 7284 res.nonLocalizedLabel = info.nonLocalizedLabel; 7285 res.icon = info.icon; 7286 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7287 return res; 7288 } 7289 7290 @Override 7291 protected void sortResults(List<ResolveInfo> results) { 7292 Collections.sort(results, mResolvePrioritySorter); 7293 } 7294 7295 @Override 7296 protected void dumpFilter(PrintWriter out, String prefix, 7297 PackageParser.ServiceIntentInfo filter) { 7298 out.print(prefix); out.print( 7299 Integer.toHexString(System.identityHashCode(filter.service))); 7300 out.print(' '); 7301 filter.service.printComponentShortName(out); 7302 out.print(" filter "); 7303 out.println(Integer.toHexString(System.identityHashCode(filter))); 7304 } 7305 7306// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7307// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7308// final List<ResolveInfo> retList = Lists.newArrayList(); 7309// while (i.hasNext()) { 7310// final ResolveInfo resolveInfo = (ResolveInfo) i; 7311// if (isEnabledLP(resolveInfo.serviceInfo)) { 7312// retList.add(resolveInfo); 7313// } 7314// } 7315// return retList; 7316// } 7317 7318 // Keys are String (activity class name), values are Activity. 7319 private final HashMap<ComponentName, PackageParser.Service> mServices 7320 = new HashMap<ComponentName, PackageParser.Service>(); 7321 private int mFlags; 7322 }; 7323 7324 private final class ProviderIntentResolver 7325 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7326 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7327 boolean defaultOnly, int userId) { 7328 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7329 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7330 } 7331 7332 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7333 int userId) { 7334 if (!sUserManager.exists(userId)) 7335 return null; 7336 mFlags = flags; 7337 return super.queryIntent(intent, resolvedType, 7338 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7339 } 7340 7341 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7342 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7343 if (!sUserManager.exists(userId)) 7344 return null; 7345 if (packageProviders == null) { 7346 return null; 7347 } 7348 mFlags = flags; 7349 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7350 final int N = packageProviders.size(); 7351 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7352 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7353 7354 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7355 for (int i = 0; i < N; ++i) { 7356 intentFilters = packageProviders.get(i).intents; 7357 if (intentFilters != null && intentFilters.size() > 0) { 7358 PackageParser.ProviderIntentInfo[] array = 7359 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7360 intentFilters.toArray(array); 7361 listCut.add(array); 7362 } 7363 } 7364 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7365 } 7366 7367 public final void addProvider(PackageParser.Provider p) { 7368 if (mProviders.containsKey(p.getComponentName())) { 7369 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7370 return; 7371 } 7372 7373 mProviders.put(p.getComponentName(), p); 7374 if (DEBUG_SHOW_INFO) { 7375 Log.v(TAG, " " 7376 + (p.info.nonLocalizedLabel != null 7377 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7378 Log.v(TAG, " Class=" + p.info.name); 7379 } 7380 final int NI = p.intents.size(); 7381 int j; 7382 for (j = 0; j < NI; j++) { 7383 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7384 if (DEBUG_SHOW_INFO) { 7385 Log.v(TAG, " IntentFilter:"); 7386 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7387 } 7388 if (!intent.debugCheck()) { 7389 Log.w(TAG, "==> For Provider " + p.info.name); 7390 } 7391 addFilter(intent); 7392 } 7393 } 7394 7395 public final void removeProvider(PackageParser.Provider p) { 7396 mProviders.remove(p.getComponentName()); 7397 if (DEBUG_SHOW_INFO) { 7398 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7399 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7400 Log.v(TAG, " Class=" + p.info.name); 7401 } 7402 final int NI = p.intents.size(); 7403 int j; 7404 for (j = 0; j < NI; j++) { 7405 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7406 if (DEBUG_SHOW_INFO) { 7407 Log.v(TAG, " IntentFilter:"); 7408 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7409 } 7410 removeFilter(intent); 7411 } 7412 } 7413 7414 @Override 7415 protected boolean allowFilterResult( 7416 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7417 ProviderInfo filterPi = filter.provider.info; 7418 for (int i = dest.size() - 1; i >= 0; i--) { 7419 ProviderInfo destPi = dest.get(i).providerInfo; 7420 if (destPi.name == filterPi.name 7421 && destPi.packageName == filterPi.packageName) { 7422 return false; 7423 } 7424 } 7425 return true; 7426 } 7427 7428 @Override 7429 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7430 return new PackageParser.ProviderIntentInfo[size]; 7431 } 7432 7433 @Override 7434 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7435 if (!sUserManager.exists(userId)) 7436 return true; 7437 PackageParser.Package p = filter.provider.owner; 7438 if (p != null) { 7439 PackageSetting ps = (PackageSetting) p.mExtras; 7440 if (ps != null) { 7441 // System apps are never considered stopped for purposes of 7442 // filtering, because there may be no way for the user to 7443 // actually re-launch them. 7444 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7445 && ps.getStopped(userId); 7446 } 7447 } 7448 return false; 7449 } 7450 7451 @Override 7452 protected boolean isPackageForFilter(String packageName, 7453 PackageParser.ProviderIntentInfo info) { 7454 return packageName.equals(info.provider.owner.packageName); 7455 } 7456 7457 @Override 7458 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7459 int match, int userId) { 7460 if (!sUserManager.exists(userId)) 7461 return null; 7462 final PackageParser.ProviderIntentInfo info = filter; 7463 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7464 return null; 7465 } 7466 final PackageParser.Provider provider = info.provider; 7467 if (mSafeMode && (provider.info.applicationInfo.flags 7468 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7469 return null; 7470 } 7471 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7472 if (ps == null) { 7473 return null; 7474 } 7475 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7476 ps.readUserState(userId), userId); 7477 if (pi == null) { 7478 return null; 7479 } 7480 final ResolveInfo res = new ResolveInfo(); 7481 res.providerInfo = pi; 7482 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7483 res.filter = filter; 7484 } 7485 res.priority = info.getPriority(); 7486 res.preferredOrder = provider.owner.mPreferredOrder; 7487 res.match = match; 7488 res.isDefault = info.hasDefault; 7489 res.labelRes = info.labelRes; 7490 res.nonLocalizedLabel = info.nonLocalizedLabel; 7491 res.icon = info.icon; 7492 res.system = isSystemApp(res.providerInfo.applicationInfo); 7493 return res; 7494 } 7495 7496 @Override 7497 protected void sortResults(List<ResolveInfo> results) { 7498 Collections.sort(results, mResolvePrioritySorter); 7499 } 7500 7501 @Override 7502 protected void dumpFilter(PrintWriter out, String prefix, 7503 PackageParser.ProviderIntentInfo filter) { 7504 out.print(prefix); 7505 out.print( 7506 Integer.toHexString(System.identityHashCode(filter.provider))); 7507 out.print(' '); 7508 filter.provider.printComponentShortName(out); 7509 out.print(" filter "); 7510 out.println(Integer.toHexString(System.identityHashCode(filter))); 7511 } 7512 7513 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7514 = new HashMap<ComponentName, PackageParser.Provider>(); 7515 private int mFlags; 7516 }; 7517 7518 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7519 new Comparator<ResolveInfo>() { 7520 public int compare(ResolveInfo r1, ResolveInfo r2) { 7521 int v1 = r1.priority; 7522 int v2 = r2.priority; 7523 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7524 if (v1 != v2) { 7525 return (v1 > v2) ? -1 : 1; 7526 } 7527 v1 = r1.preferredOrder; 7528 v2 = r2.preferredOrder; 7529 if (v1 != v2) { 7530 return (v1 > v2) ? -1 : 1; 7531 } 7532 if (r1.isDefault != r2.isDefault) { 7533 return r1.isDefault ? -1 : 1; 7534 } 7535 v1 = r1.match; 7536 v2 = r2.match; 7537 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7538 if (v1 != v2) { 7539 return (v1 > v2) ? -1 : 1; 7540 } 7541 if (r1.system != r2.system) { 7542 return r1.system ? -1 : 1; 7543 } 7544 return 0; 7545 } 7546 }; 7547 7548 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7549 new Comparator<ProviderInfo>() { 7550 public int compare(ProviderInfo p1, ProviderInfo p2) { 7551 final int v1 = p1.initOrder; 7552 final int v2 = p2.initOrder; 7553 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7554 } 7555 }; 7556 7557 static final void sendPackageBroadcast(String action, String pkg, 7558 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7559 int[] userIds) { 7560 IActivityManager am = ActivityManagerNative.getDefault(); 7561 if (am != null) { 7562 try { 7563 if (userIds == null) { 7564 userIds = am.getRunningUserIds(); 7565 } 7566 for (int id : userIds) { 7567 final Intent intent = new Intent(action, 7568 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7569 if (extras != null) { 7570 intent.putExtras(extras); 7571 } 7572 if (targetPkg != null) { 7573 intent.setPackage(targetPkg); 7574 } 7575 // Modify the UID when posting to other users 7576 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7577 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7578 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7579 intent.putExtra(Intent.EXTRA_UID, uid); 7580 } 7581 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7582 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7583 if (DEBUG_BROADCASTS) { 7584 RuntimeException here = new RuntimeException("here"); 7585 here.fillInStackTrace(); 7586 Slog.d(TAG, "Sending to user " + id + ": " 7587 + intent.toShortString(false, true, false, false) 7588 + " " + intent.getExtras(), here); 7589 } 7590 am.broadcastIntent(null, intent, null, finishedReceiver, 7591 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7592 finishedReceiver != null, false, id); 7593 } 7594 } catch (RemoteException ex) { 7595 } 7596 } 7597 } 7598 7599 /** 7600 * Check if the external storage media is available. This is true if there 7601 * is a mounted external storage medium or if the external storage is 7602 * emulated. 7603 */ 7604 private boolean isExternalMediaAvailable() { 7605 return mMediaMounted || Environment.isExternalStorageEmulated(); 7606 } 7607 7608 @Override 7609 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7610 // writer 7611 synchronized (mPackages) { 7612 if (!isExternalMediaAvailable()) { 7613 // If the external storage is no longer mounted at this point, 7614 // the caller may not have been able to delete all of this 7615 // packages files and can not delete any more. Bail. 7616 return null; 7617 } 7618 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7619 if (lastPackage != null) { 7620 pkgs.remove(lastPackage); 7621 } 7622 if (pkgs.size() > 0) { 7623 return pkgs.get(0); 7624 } 7625 } 7626 return null; 7627 } 7628 7629 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7630 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7631 userId, andCode ? 1 : 0, packageName); 7632 if (mSystemReady) { 7633 msg.sendToTarget(); 7634 } else { 7635 if (mPostSystemReadyMessages == null) { 7636 mPostSystemReadyMessages = new ArrayList<>(); 7637 } 7638 mPostSystemReadyMessages.add(msg); 7639 } 7640 } 7641 7642 void startCleaningPackages() { 7643 // reader 7644 synchronized (mPackages) { 7645 if (!isExternalMediaAvailable()) { 7646 return; 7647 } 7648 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7649 return; 7650 } 7651 } 7652 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7653 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7654 IActivityManager am = ActivityManagerNative.getDefault(); 7655 if (am != null) { 7656 try { 7657 am.startService(null, intent, null, UserHandle.USER_OWNER); 7658 } catch (RemoteException e) { 7659 } 7660 } 7661 } 7662 7663 @Override 7664 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7665 int installFlags, String installerPackageName, VerificationParams verificationParams, 7666 String packageAbiOverride) { 7667 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7668 packageAbiOverride, UserHandle.getCallingUserId()); 7669 } 7670 7671 @Override 7672 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7673 int installFlags, String installerPackageName, VerificationParams verificationParams, 7674 String packageAbiOverride, int userId) { 7675 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 7676 7677 final int callingUid = Binder.getCallingUid(); 7678 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 7679 7680 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7681 try { 7682 if (observer != null) { 7683 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7684 } 7685 } catch (RemoteException re) { 7686 } 7687 return; 7688 } 7689 7690 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 7691 installFlags |= PackageManager.INSTALL_FROM_ADB; 7692 7693 } else { 7694 // Caller holds INSTALL_PACKAGES permission, so we're less strict 7695 // about installerPackageName. 7696 7697 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 7698 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 7699 } 7700 7701 UserHandle user; 7702 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7703 user = UserHandle.ALL; 7704 } else { 7705 user = new UserHandle(userId); 7706 } 7707 7708 verificationParams.setInstallerUid(callingUid); 7709 7710 final File originFile = new File(originPath); 7711 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7712 7713 final Message msg = mHandler.obtainMessage(INIT_COPY); 7714 msg.obj = new InstallParams(origin, observer, installFlags, 7715 installerPackageName, verificationParams, user, packageAbiOverride); 7716 mHandler.sendMessage(msg); 7717 } 7718 7719 void installStage(String packageName, File stagedDir, String stagedCid, 7720 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7721 String installerPackageName, int installerUid, UserHandle user) { 7722 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7723 params.referrerUri, installerUid, null); 7724 7725 final OriginInfo origin; 7726 if (stagedDir != null) { 7727 origin = OriginInfo.fromStagedFile(stagedDir); 7728 } else { 7729 origin = OriginInfo.fromStagedContainer(stagedCid); 7730 } 7731 7732 final Message msg = mHandler.obtainMessage(INIT_COPY); 7733 msg.obj = new InstallParams(origin, observer, params.installFlags, 7734 installerPackageName, verifParams, user, params.abiOverride); 7735 mHandler.sendMessage(msg); 7736 } 7737 7738 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7739 Bundle extras = new Bundle(1); 7740 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7741 7742 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7743 packageName, extras, null, null, new int[] {userId}); 7744 try { 7745 IActivityManager am = ActivityManagerNative.getDefault(); 7746 final boolean isSystem = 7747 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7748 if (isSystem && am.isUserRunning(userId, false)) { 7749 // The just-installed/enabled app is bundled on the system, so presumed 7750 // to be able to run automatically without needing an explicit launch. 7751 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7752 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7753 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7754 .setPackage(packageName); 7755 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7756 android.app.AppOpsManager.OP_NONE, false, false, userId); 7757 } 7758 } catch (RemoteException e) { 7759 // shouldn't happen 7760 Slog.w(TAG, "Unable to bootstrap installed package", e); 7761 } 7762 } 7763 7764 @Override 7765 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7766 int userId) { 7767 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7768 PackageSetting pkgSetting; 7769 final int uid = Binder.getCallingUid(); 7770 enforceCrossUserPermission(uid, userId, true, true, 7771 "setApplicationHiddenSetting for user " + userId); 7772 7773 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7774 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7775 return false; 7776 } 7777 7778 long callingId = Binder.clearCallingIdentity(); 7779 try { 7780 boolean sendAdded = false; 7781 boolean sendRemoved = false; 7782 // writer 7783 synchronized (mPackages) { 7784 pkgSetting = mSettings.mPackages.get(packageName); 7785 if (pkgSetting == null) { 7786 return false; 7787 } 7788 if (pkgSetting.getHidden(userId) != hidden) { 7789 pkgSetting.setHidden(hidden, userId); 7790 mSettings.writePackageRestrictionsLPr(userId); 7791 if (hidden) { 7792 sendRemoved = true; 7793 } else { 7794 sendAdded = true; 7795 } 7796 } 7797 } 7798 if (sendAdded) { 7799 sendPackageAddedForUser(packageName, pkgSetting, userId); 7800 return true; 7801 } 7802 if (sendRemoved) { 7803 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7804 "hiding pkg"); 7805 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7806 } 7807 } finally { 7808 Binder.restoreCallingIdentity(callingId); 7809 } 7810 return false; 7811 } 7812 7813 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7814 int userId) { 7815 final PackageRemovedInfo info = new PackageRemovedInfo(); 7816 info.removedPackage = packageName; 7817 info.removedUsers = new int[] {userId}; 7818 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7819 info.sendBroadcast(false, false, false); 7820 } 7821 7822 /** 7823 * Returns true if application is not found or there was an error. Otherwise it returns 7824 * the hidden state of the package for the given user. 7825 */ 7826 @Override 7827 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7828 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7829 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7830 false, "getApplicationHidden for user " + userId); 7831 PackageSetting pkgSetting; 7832 long callingId = Binder.clearCallingIdentity(); 7833 try { 7834 // writer 7835 synchronized (mPackages) { 7836 pkgSetting = mSettings.mPackages.get(packageName); 7837 if (pkgSetting == null) { 7838 return true; 7839 } 7840 return pkgSetting.getHidden(userId); 7841 } 7842 } finally { 7843 Binder.restoreCallingIdentity(callingId); 7844 } 7845 } 7846 7847 /** 7848 * @hide 7849 */ 7850 @Override 7851 public int installExistingPackageAsUser(String packageName, int userId) { 7852 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7853 null); 7854 PackageSetting pkgSetting; 7855 final int uid = Binder.getCallingUid(); 7856 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 7857 + userId); 7858 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7859 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7860 } 7861 7862 long callingId = Binder.clearCallingIdentity(); 7863 try { 7864 boolean sendAdded = false; 7865 Bundle extras = new Bundle(1); 7866 7867 // writer 7868 synchronized (mPackages) { 7869 pkgSetting = mSettings.mPackages.get(packageName); 7870 if (pkgSetting == null) { 7871 return PackageManager.INSTALL_FAILED_INVALID_URI; 7872 } 7873 if (!pkgSetting.getInstalled(userId)) { 7874 pkgSetting.setInstalled(true, userId); 7875 pkgSetting.setHidden(false, userId); 7876 mSettings.writePackageRestrictionsLPr(userId); 7877 sendAdded = true; 7878 } 7879 } 7880 7881 if (sendAdded) { 7882 sendPackageAddedForUser(packageName, pkgSetting, userId); 7883 } 7884 } finally { 7885 Binder.restoreCallingIdentity(callingId); 7886 } 7887 7888 return PackageManager.INSTALL_SUCCEEDED; 7889 } 7890 7891 boolean isUserRestricted(int userId, String restrictionKey) { 7892 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7893 if (restrictions.getBoolean(restrictionKey, false)) { 7894 Log.w(TAG, "User is restricted: " + restrictionKey); 7895 return true; 7896 } 7897 return false; 7898 } 7899 7900 @Override 7901 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7902 mContext.enforceCallingOrSelfPermission( 7903 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7904 "Only package verification agents can verify applications"); 7905 7906 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7907 final PackageVerificationResponse response = new PackageVerificationResponse( 7908 verificationCode, Binder.getCallingUid()); 7909 msg.arg1 = id; 7910 msg.obj = response; 7911 mHandler.sendMessage(msg); 7912 } 7913 7914 @Override 7915 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7916 long millisecondsToDelay) { 7917 mContext.enforceCallingOrSelfPermission( 7918 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7919 "Only package verification agents can extend verification timeouts"); 7920 7921 final PackageVerificationState state = mPendingVerification.get(id); 7922 final PackageVerificationResponse response = new PackageVerificationResponse( 7923 verificationCodeAtTimeout, Binder.getCallingUid()); 7924 7925 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7926 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7927 } 7928 if (millisecondsToDelay < 0) { 7929 millisecondsToDelay = 0; 7930 } 7931 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7932 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7933 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7934 } 7935 7936 if ((state != null) && !state.timeoutExtended()) { 7937 state.extendTimeout(); 7938 7939 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7940 msg.arg1 = id; 7941 msg.obj = response; 7942 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7943 } 7944 } 7945 7946 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7947 int verificationCode, UserHandle user) { 7948 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7949 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7950 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7951 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7952 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7953 7954 mContext.sendBroadcastAsUser(intent, user, 7955 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7956 } 7957 7958 private ComponentName matchComponentForVerifier(String packageName, 7959 List<ResolveInfo> receivers) { 7960 ActivityInfo targetReceiver = null; 7961 7962 final int NR = receivers.size(); 7963 for (int i = 0; i < NR; i++) { 7964 final ResolveInfo info = receivers.get(i); 7965 if (info.activityInfo == null) { 7966 continue; 7967 } 7968 7969 if (packageName.equals(info.activityInfo.packageName)) { 7970 targetReceiver = info.activityInfo; 7971 break; 7972 } 7973 } 7974 7975 if (targetReceiver == null) { 7976 return null; 7977 } 7978 7979 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7980 } 7981 7982 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7983 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7984 if (pkgInfo.verifiers.length == 0) { 7985 return null; 7986 } 7987 7988 final int N = pkgInfo.verifiers.length; 7989 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 7990 for (int i = 0; i < N; i++) { 7991 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 7992 7993 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 7994 receivers); 7995 if (comp == null) { 7996 continue; 7997 } 7998 7999 final int verifierUid = getUidForVerifier(verifierInfo); 8000 if (verifierUid == -1) { 8001 continue; 8002 } 8003 8004 if (DEBUG_VERIFY) { 8005 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8006 + " with the correct signature"); 8007 } 8008 sufficientVerifiers.add(comp); 8009 verificationState.addSufficientVerifier(verifierUid); 8010 } 8011 8012 return sufficientVerifiers; 8013 } 8014 8015 private int getUidForVerifier(VerifierInfo verifierInfo) { 8016 synchronized (mPackages) { 8017 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8018 if (pkg == null) { 8019 return -1; 8020 } else if (pkg.mSignatures.length != 1) { 8021 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8022 + " has more than one signature; ignoring"); 8023 return -1; 8024 } 8025 8026 /* 8027 * If the public key of the package's signature does not match 8028 * our expected public key, then this is a different package and 8029 * we should skip. 8030 */ 8031 8032 final byte[] expectedPublicKey; 8033 try { 8034 final Signature verifierSig = pkg.mSignatures[0]; 8035 final PublicKey publicKey = verifierSig.getPublicKey(); 8036 expectedPublicKey = publicKey.getEncoded(); 8037 } catch (CertificateException e) { 8038 return -1; 8039 } 8040 8041 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8042 8043 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8044 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8045 + " does not have the expected public key; ignoring"); 8046 return -1; 8047 } 8048 8049 return pkg.applicationInfo.uid; 8050 } 8051 } 8052 8053 @Override 8054 public void finishPackageInstall(int token) { 8055 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8056 8057 if (DEBUG_INSTALL) { 8058 Slog.v(TAG, "BM finishing package install for " + token); 8059 } 8060 8061 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8062 mHandler.sendMessage(msg); 8063 } 8064 8065 /** 8066 * Get the verification agent timeout. 8067 * 8068 * @return verification timeout in milliseconds 8069 */ 8070 private long getVerificationTimeout() { 8071 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8072 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8073 DEFAULT_VERIFICATION_TIMEOUT); 8074 } 8075 8076 /** 8077 * Get the default verification agent response code. 8078 * 8079 * @return default verification response code 8080 */ 8081 private int getDefaultVerificationResponse() { 8082 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8083 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8084 DEFAULT_VERIFICATION_RESPONSE); 8085 } 8086 8087 /** 8088 * Check whether or not package verification has been enabled. 8089 * 8090 * @return true if verification should be performed 8091 */ 8092 private boolean isVerificationEnabled(int userId, int installFlags) { 8093 if (!DEFAULT_VERIFY_ENABLE) { 8094 return false; 8095 } 8096 8097 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8098 8099 // Check if installing from ADB 8100 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8101 // Do not run verification in a test harness environment 8102 if (ActivityManager.isRunningInTestHarness()) { 8103 return false; 8104 } 8105 if (ensureVerifyAppsEnabled) { 8106 return true; 8107 } 8108 // Check if the developer does not want package verification for ADB installs 8109 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8110 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8111 return false; 8112 } 8113 } 8114 8115 if (ensureVerifyAppsEnabled) { 8116 return true; 8117 } 8118 8119 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8120 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8121 } 8122 8123 /** 8124 * Get the "allow unknown sources" setting. 8125 * 8126 * @return the current "allow unknown sources" setting 8127 */ 8128 private int getUnknownSourcesSettings() { 8129 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8130 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8131 -1); 8132 } 8133 8134 @Override 8135 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8136 final int uid = Binder.getCallingUid(); 8137 // writer 8138 synchronized (mPackages) { 8139 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8140 if (targetPackageSetting == null) { 8141 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8142 } 8143 8144 PackageSetting installerPackageSetting; 8145 if (installerPackageName != null) { 8146 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8147 if (installerPackageSetting == null) { 8148 throw new IllegalArgumentException("Unknown installer package: " 8149 + installerPackageName); 8150 } 8151 } else { 8152 installerPackageSetting = null; 8153 } 8154 8155 Signature[] callerSignature; 8156 Object obj = mSettings.getUserIdLPr(uid); 8157 if (obj != null) { 8158 if (obj instanceof SharedUserSetting) { 8159 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8160 } else if (obj instanceof PackageSetting) { 8161 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8162 } else { 8163 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8164 } 8165 } else { 8166 throw new SecurityException("Unknown calling uid " + uid); 8167 } 8168 8169 // Verify: can't set installerPackageName to a package that is 8170 // not signed with the same cert as the caller. 8171 if (installerPackageSetting != null) { 8172 if (compareSignatures(callerSignature, 8173 installerPackageSetting.signatures.mSignatures) 8174 != PackageManager.SIGNATURE_MATCH) { 8175 throw new SecurityException( 8176 "Caller does not have same cert as new installer package " 8177 + installerPackageName); 8178 } 8179 } 8180 8181 // Verify: if target already has an installer package, it must 8182 // be signed with the same cert as the caller. 8183 if (targetPackageSetting.installerPackageName != null) { 8184 PackageSetting setting = mSettings.mPackages.get( 8185 targetPackageSetting.installerPackageName); 8186 // If the currently set package isn't valid, then it's always 8187 // okay to change it. 8188 if (setting != null) { 8189 if (compareSignatures(callerSignature, 8190 setting.signatures.mSignatures) 8191 != PackageManager.SIGNATURE_MATCH) { 8192 throw new SecurityException( 8193 "Caller does not have same cert as old installer package " 8194 + targetPackageSetting.installerPackageName); 8195 } 8196 } 8197 } 8198 8199 // Okay! 8200 targetPackageSetting.installerPackageName = installerPackageName; 8201 scheduleWriteSettingsLocked(); 8202 } 8203 } 8204 8205 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8206 // Queue up an async operation since the package installation may take a little while. 8207 mHandler.post(new Runnable() { 8208 public void run() { 8209 mHandler.removeCallbacks(this); 8210 // Result object to be returned 8211 PackageInstalledInfo res = new PackageInstalledInfo(); 8212 res.returnCode = currentStatus; 8213 res.uid = -1; 8214 res.pkg = null; 8215 res.removedInfo = new PackageRemovedInfo(); 8216 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8217 args.doPreInstall(res.returnCode); 8218 synchronized (mInstallLock) { 8219 installPackageLI(args, res); 8220 } 8221 args.doPostInstall(res.returnCode, res.uid); 8222 } 8223 8224 // A restore should be performed at this point if (a) the install 8225 // succeeded, (b) the operation is not an update, and (c) the new 8226 // package has not opted out of backup participation. 8227 final boolean update = res.removedInfo.removedPackage != null; 8228 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8229 boolean doRestore = !update 8230 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8231 8232 // Set up the post-install work request bookkeeping. This will be used 8233 // and cleaned up by the post-install event handling regardless of whether 8234 // there's a restore pass performed. Token values are >= 1. 8235 int token; 8236 if (mNextInstallToken < 0) mNextInstallToken = 1; 8237 token = mNextInstallToken++; 8238 8239 PostInstallData data = new PostInstallData(args, res); 8240 mRunningInstalls.put(token, data); 8241 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8242 8243 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8244 // Pass responsibility to the Backup Manager. It will perform a 8245 // restore if appropriate, then pass responsibility back to the 8246 // Package Manager to run the post-install observer callbacks 8247 // and broadcasts. 8248 IBackupManager bm = IBackupManager.Stub.asInterface( 8249 ServiceManager.getService(Context.BACKUP_SERVICE)); 8250 if (bm != null) { 8251 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8252 + " to BM for possible restore"); 8253 try { 8254 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8255 } catch (RemoteException e) { 8256 // can't happen; the backup manager is local 8257 } catch (Exception e) { 8258 Slog.e(TAG, "Exception trying to enqueue restore", e); 8259 doRestore = false; 8260 } 8261 } else { 8262 Slog.e(TAG, "Backup Manager not found!"); 8263 doRestore = false; 8264 } 8265 } 8266 8267 if (!doRestore) { 8268 // No restore possible, or the Backup Manager was mysteriously not 8269 // available -- just fire the post-install work request directly. 8270 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8271 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8272 mHandler.sendMessage(msg); 8273 } 8274 } 8275 }); 8276 } 8277 8278 private abstract class HandlerParams { 8279 private static final int MAX_RETRIES = 4; 8280 8281 /** 8282 * Number of times startCopy() has been attempted and had a non-fatal 8283 * error. 8284 */ 8285 private int mRetries = 0; 8286 8287 /** User handle for the user requesting the information or installation. */ 8288 private final UserHandle mUser; 8289 8290 HandlerParams(UserHandle user) { 8291 mUser = user; 8292 } 8293 8294 UserHandle getUser() { 8295 return mUser; 8296 } 8297 8298 final boolean startCopy() { 8299 boolean res; 8300 try { 8301 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8302 8303 if (++mRetries > MAX_RETRIES) { 8304 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8305 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8306 handleServiceError(); 8307 return false; 8308 } else { 8309 handleStartCopy(); 8310 res = true; 8311 } 8312 } catch (RemoteException e) { 8313 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8314 mHandler.sendEmptyMessage(MCS_RECONNECT); 8315 res = false; 8316 } 8317 handleReturnCode(); 8318 return res; 8319 } 8320 8321 final void serviceError() { 8322 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8323 handleServiceError(); 8324 handleReturnCode(); 8325 } 8326 8327 abstract void handleStartCopy() throws RemoteException; 8328 abstract void handleServiceError(); 8329 abstract void handleReturnCode(); 8330 } 8331 8332 class MeasureParams extends HandlerParams { 8333 private final PackageStats mStats; 8334 private boolean mSuccess; 8335 8336 private final IPackageStatsObserver mObserver; 8337 8338 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8339 super(new UserHandle(stats.userHandle)); 8340 mObserver = observer; 8341 mStats = stats; 8342 } 8343 8344 @Override 8345 public String toString() { 8346 return "MeasureParams{" 8347 + Integer.toHexString(System.identityHashCode(this)) 8348 + " " + mStats.packageName + "}"; 8349 } 8350 8351 @Override 8352 void handleStartCopy() throws RemoteException { 8353 synchronized (mInstallLock) { 8354 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8355 } 8356 8357 if (mSuccess) { 8358 final boolean mounted; 8359 if (Environment.isExternalStorageEmulated()) { 8360 mounted = true; 8361 } else { 8362 final String status = Environment.getExternalStorageState(); 8363 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8364 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8365 } 8366 8367 if (mounted) { 8368 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8369 8370 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8371 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8372 8373 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8374 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8375 8376 // Always subtract cache size, since it's a subdirectory 8377 mStats.externalDataSize -= mStats.externalCacheSize; 8378 8379 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8380 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8381 8382 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8383 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8384 } 8385 } 8386 } 8387 8388 @Override 8389 void handleReturnCode() { 8390 if (mObserver != null) { 8391 try { 8392 mObserver.onGetStatsCompleted(mStats, mSuccess); 8393 } catch (RemoteException e) { 8394 Slog.i(TAG, "Observer no longer exists."); 8395 } 8396 } 8397 } 8398 8399 @Override 8400 void handleServiceError() { 8401 Slog.e(TAG, "Could not measure application " + mStats.packageName 8402 + " external storage"); 8403 } 8404 } 8405 8406 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8407 throws RemoteException { 8408 long result = 0; 8409 for (File path : paths) { 8410 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8411 } 8412 return result; 8413 } 8414 8415 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8416 for (File path : paths) { 8417 try { 8418 mcs.clearDirectory(path.getAbsolutePath()); 8419 } catch (RemoteException e) { 8420 } 8421 } 8422 } 8423 8424 static class OriginInfo { 8425 /** 8426 * Location where install is coming from, before it has been 8427 * copied/renamed into place. This could be a single monolithic APK 8428 * file, or a cluster directory. This location may be untrusted. 8429 */ 8430 final File file; 8431 final String cid; 8432 8433 /** 8434 * Flag indicating that {@link #file} or {@link #cid} has already been 8435 * staged, meaning downstream users don't need to defensively copy the 8436 * contents. 8437 */ 8438 final boolean staged; 8439 8440 /** 8441 * Flag indicating that {@link #file} or {@link #cid} is an already 8442 * installed app that is being moved. 8443 */ 8444 final boolean existing; 8445 8446 final String resolvedPath; 8447 final File resolvedFile; 8448 8449 static OriginInfo fromNothing() { 8450 return new OriginInfo(null, null, false, false); 8451 } 8452 8453 static OriginInfo fromUntrustedFile(File file) { 8454 return new OriginInfo(file, null, false, false); 8455 } 8456 8457 static OriginInfo fromExistingFile(File file) { 8458 return new OriginInfo(file, null, false, true); 8459 } 8460 8461 static OriginInfo fromStagedFile(File file) { 8462 return new OriginInfo(file, null, true, false); 8463 } 8464 8465 static OriginInfo fromStagedContainer(String cid) { 8466 return new OriginInfo(null, cid, true, false); 8467 } 8468 8469 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8470 this.file = file; 8471 this.cid = cid; 8472 this.staged = staged; 8473 this.existing = existing; 8474 8475 if (cid != null) { 8476 resolvedPath = PackageHelper.getSdDir(cid); 8477 resolvedFile = new File(resolvedPath); 8478 } else if (file != null) { 8479 resolvedPath = file.getAbsolutePath(); 8480 resolvedFile = file; 8481 } else { 8482 resolvedPath = null; 8483 resolvedFile = null; 8484 } 8485 } 8486 } 8487 8488 class InstallParams extends HandlerParams { 8489 final OriginInfo origin; 8490 final IPackageInstallObserver2 observer; 8491 int installFlags; 8492 final String installerPackageName; 8493 final VerificationParams verificationParams; 8494 private InstallArgs mArgs; 8495 private int mRet; 8496 final String packageAbiOverride; 8497 8498 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8499 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8500 String packageAbiOverride) { 8501 super(user); 8502 this.origin = origin; 8503 this.observer = observer; 8504 this.installFlags = installFlags; 8505 this.installerPackageName = installerPackageName; 8506 this.verificationParams = verificationParams; 8507 this.packageAbiOverride = packageAbiOverride; 8508 } 8509 8510 @Override 8511 public String toString() { 8512 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8513 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8514 } 8515 8516 public ManifestDigest getManifestDigest() { 8517 if (verificationParams == null) { 8518 return null; 8519 } 8520 return verificationParams.getManifestDigest(); 8521 } 8522 8523 private int installLocationPolicy(PackageInfoLite pkgLite) { 8524 String packageName = pkgLite.packageName; 8525 int installLocation = pkgLite.installLocation; 8526 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8527 // reader 8528 synchronized (mPackages) { 8529 PackageParser.Package pkg = mPackages.get(packageName); 8530 if (pkg != null) { 8531 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8532 // Check for downgrading. 8533 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8534 if (pkgLite.versionCode < pkg.mVersionCode) { 8535 Slog.w(TAG, "Can't install update of " + packageName 8536 + " update version " + pkgLite.versionCode 8537 + " is older than installed version " 8538 + pkg.mVersionCode); 8539 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8540 } 8541 } 8542 // Check for updated system application. 8543 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8544 if (onSd) { 8545 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8546 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8547 } 8548 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8549 } else { 8550 if (onSd) { 8551 // Install flag overrides everything. 8552 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8553 } 8554 // If current upgrade specifies particular preference 8555 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8556 // Application explicitly specified internal. 8557 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8558 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8559 // App explictly prefers external. Let policy decide 8560 } else { 8561 // Prefer previous location 8562 if (isExternal(pkg)) { 8563 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8564 } 8565 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8566 } 8567 } 8568 } else { 8569 // Invalid install. Return error code 8570 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8571 } 8572 } 8573 } 8574 // All the special cases have been taken care of. 8575 // Return result based on recommended install location. 8576 if (onSd) { 8577 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8578 } 8579 return pkgLite.recommendedInstallLocation; 8580 } 8581 8582 /* 8583 * Invoke remote method to get package information and install 8584 * location values. Override install location based on default 8585 * policy if needed and then create install arguments based 8586 * on the install location. 8587 */ 8588 public void handleStartCopy() throws RemoteException { 8589 int ret = PackageManager.INSTALL_SUCCEEDED; 8590 8591 // If we're already staged, we've firmly committed to an install location 8592 if (origin.staged) { 8593 if (origin.file != null) { 8594 installFlags |= PackageManager.INSTALL_INTERNAL; 8595 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8596 } else if (origin.cid != null) { 8597 installFlags |= PackageManager.INSTALL_EXTERNAL; 8598 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8599 } else { 8600 throw new IllegalStateException("Invalid stage location"); 8601 } 8602 } 8603 8604 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8605 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8606 8607 PackageInfoLite pkgLite = null; 8608 8609 if (onInt && onSd) { 8610 // Check if both bits are set. 8611 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8612 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8613 } else { 8614 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8615 packageAbiOverride); 8616 8617 /* 8618 * If we have too little free space, try to free cache 8619 * before giving up. 8620 */ 8621 if (!origin.staged && pkgLite.recommendedInstallLocation 8622 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8623 // TODO: focus freeing disk space on the target device 8624 final StorageManager storage = StorageManager.from(mContext); 8625 final long lowThreshold = storage.getStorageLowBytes( 8626 Environment.getDataDirectory()); 8627 8628 final long sizeBytes = mContainerService.calculateInstalledSize( 8629 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8630 8631 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8632 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8633 installFlags, packageAbiOverride); 8634 } 8635 8636 /* 8637 * The cache free must have deleted the file we 8638 * downloaded to install. 8639 * 8640 * TODO: fix the "freeCache" call to not delete 8641 * the file we care about. 8642 */ 8643 if (pkgLite.recommendedInstallLocation 8644 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8645 pkgLite.recommendedInstallLocation 8646 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8647 } 8648 } 8649 } 8650 8651 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8652 int loc = pkgLite.recommendedInstallLocation; 8653 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8654 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8655 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8656 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8657 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8658 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8659 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8660 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8661 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8662 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8663 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8664 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8665 } else { 8666 // Override with defaults if needed. 8667 loc = installLocationPolicy(pkgLite); 8668 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8669 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8670 } else if (!onSd && !onInt) { 8671 // Override install location with flags 8672 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8673 // Set the flag to install on external media. 8674 installFlags |= PackageManager.INSTALL_EXTERNAL; 8675 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8676 } else { 8677 // Make sure the flag for installing on external 8678 // media is unset 8679 installFlags |= PackageManager.INSTALL_INTERNAL; 8680 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8681 } 8682 } 8683 } 8684 } 8685 8686 final InstallArgs args = createInstallArgs(this); 8687 mArgs = args; 8688 8689 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8690 /* 8691 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8692 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8693 */ 8694 int userIdentifier = getUser().getIdentifier(); 8695 if (userIdentifier == UserHandle.USER_ALL 8696 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8697 userIdentifier = UserHandle.USER_OWNER; 8698 } 8699 8700 /* 8701 * Determine if we have any installed package verifiers. If we 8702 * do, then we'll defer to them to verify the packages. 8703 */ 8704 final int requiredUid = mRequiredVerifierPackage == null ? -1 8705 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8706 if (!origin.existing && requiredUid != -1 8707 && isVerificationEnabled(userIdentifier, installFlags)) { 8708 final Intent verification = new Intent( 8709 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8710 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8711 PACKAGE_MIME_TYPE); 8712 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8713 8714 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8715 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8716 0 /* TODO: Which userId? */); 8717 8718 if (DEBUG_VERIFY) { 8719 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8720 + verification.toString() + " with " + pkgLite.verifiers.length 8721 + " optional verifiers"); 8722 } 8723 8724 final int verificationId = mPendingVerificationToken++; 8725 8726 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8727 8728 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8729 installerPackageName); 8730 8731 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8732 installFlags); 8733 8734 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8735 pkgLite.packageName); 8736 8737 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8738 pkgLite.versionCode); 8739 8740 if (verificationParams != null) { 8741 if (verificationParams.getVerificationURI() != null) { 8742 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8743 verificationParams.getVerificationURI()); 8744 } 8745 if (verificationParams.getOriginatingURI() != null) { 8746 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8747 verificationParams.getOriginatingURI()); 8748 } 8749 if (verificationParams.getReferrer() != null) { 8750 verification.putExtra(Intent.EXTRA_REFERRER, 8751 verificationParams.getReferrer()); 8752 } 8753 if (verificationParams.getOriginatingUid() >= 0) { 8754 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8755 verificationParams.getOriginatingUid()); 8756 } 8757 if (verificationParams.getInstallerUid() >= 0) { 8758 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8759 verificationParams.getInstallerUid()); 8760 } 8761 } 8762 8763 final PackageVerificationState verificationState = new PackageVerificationState( 8764 requiredUid, args); 8765 8766 mPendingVerification.append(verificationId, verificationState); 8767 8768 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8769 receivers, verificationState); 8770 8771 /* 8772 * If any sufficient verifiers were listed in the package 8773 * manifest, attempt to ask them. 8774 */ 8775 if (sufficientVerifiers != null) { 8776 final int N = sufficientVerifiers.size(); 8777 if (N == 0) { 8778 Slog.i(TAG, "Additional verifiers required, but none installed."); 8779 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8780 } else { 8781 for (int i = 0; i < N; i++) { 8782 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8783 8784 final Intent sufficientIntent = new Intent(verification); 8785 sufficientIntent.setComponent(verifierComponent); 8786 8787 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8788 } 8789 } 8790 } 8791 8792 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8793 mRequiredVerifierPackage, receivers); 8794 if (ret == PackageManager.INSTALL_SUCCEEDED 8795 && mRequiredVerifierPackage != null) { 8796 /* 8797 * Send the intent to the required verification agent, 8798 * but only start the verification timeout after the 8799 * target BroadcastReceivers have run. 8800 */ 8801 verification.setComponent(requiredVerifierComponent); 8802 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8803 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8804 new BroadcastReceiver() { 8805 @Override 8806 public void onReceive(Context context, Intent intent) { 8807 final Message msg = mHandler 8808 .obtainMessage(CHECK_PENDING_VERIFICATION); 8809 msg.arg1 = verificationId; 8810 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8811 } 8812 }, null, 0, null, null); 8813 8814 /* 8815 * We don't want the copy to proceed until verification 8816 * succeeds, so null out this field. 8817 */ 8818 mArgs = null; 8819 } 8820 } else { 8821 /* 8822 * No package verification is enabled, so immediately start 8823 * the remote call to initiate copy using temporary file. 8824 */ 8825 ret = args.copyApk(mContainerService, true); 8826 } 8827 } 8828 8829 mRet = ret; 8830 } 8831 8832 @Override 8833 void handleReturnCode() { 8834 // If mArgs is null, then MCS couldn't be reached. When it 8835 // reconnects, it will try again to install. At that point, this 8836 // will succeed. 8837 if (mArgs != null) { 8838 processPendingInstall(mArgs, mRet); 8839 } 8840 } 8841 8842 @Override 8843 void handleServiceError() { 8844 mArgs = createInstallArgs(this); 8845 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8846 } 8847 8848 public boolean isForwardLocked() { 8849 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8850 } 8851 } 8852 8853 /** 8854 * Used during creation of InstallArgs 8855 * 8856 * @param installFlags package installation flags 8857 * @return true if should be installed on external storage 8858 */ 8859 private static boolean installOnSd(int installFlags) { 8860 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8861 return false; 8862 } 8863 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8864 return true; 8865 } 8866 return false; 8867 } 8868 8869 /** 8870 * Used during creation of InstallArgs 8871 * 8872 * @param installFlags package installation flags 8873 * @return true if should be installed as forward locked 8874 */ 8875 private static boolean installForwardLocked(int installFlags) { 8876 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8877 } 8878 8879 private InstallArgs createInstallArgs(InstallParams params) { 8880 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8881 return new AsecInstallArgs(params); 8882 } else { 8883 return new FileInstallArgs(params); 8884 } 8885 } 8886 8887 /** 8888 * Create args that describe an existing installed package. Typically used 8889 * when cleaning up old installs, or used as a move source. 8890 */ 8891 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8892 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8893 final boolean isInAsec; 8894 if (installOnSd(installFlags)) { 8895 /* Apps on SD card are always in ASEC containers. */ 8896 isInAsec = true; 8897 } else if (installForwardLocked(installFlags) 8898 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8899 /* 8900 * Forward-locked apps are only in ASEC containers if they're the 8901 * new style 8902 */ 8903 isInAsec = true; 8904 } else { 8905 isInAsec = false; 8906 } 8907 8908 if (isInAsec) { 8909 return new AsecInstallArgs(codePath, instructionSets, 8910 installOnSd(installFlags), installForwardLocked(installFlags)); 8911 } else { 8912 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8913 instructionSets); 8914 } 8915 } 8916 8917 static abstract class InstallArgs { 8918 /** @see InstallParams#origin */ 8919 final OriginInfo origin; 8920 8921 final IPackageInstallObserver2 observer; 8922 // Always refers to PackageManager flags only 8923 final int installFlags; 8924 final String installerPackageName; 8925 final ManifestDigest manifestDigest; 8926 final UserHandle user; 8927 final String abiOverride; 8928 8929 // The list of instruction sets supported by this app. This is currently 8930 // only used during the rmdex() phase to clean up resources. We can get rid of this 8931 // if we move dex files under the common app path. 8932 /* nullable */ String[] instructionSets; 8933 8934 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8935 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 8936 String[] instructionSets, String abiOverride) { 8937 this.origin = origin; 8938 this.installFlags = installFlags; 8939 this.observer = observer; 8940 this.installerPackageName = installerPackageName; 8941 this.manifestDigest = manifestDigest; 8942 this.user = user; 8943 this.instructionSets = instructionSets; 8944 this.abiOverride = abiOverride; 8945 } 8946 8947 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8948 abstract int doPreInstall(int status); 8949 8950 /** 8951 * Rename package into final resting place. All paths on the given 8952 * scanned package should be updated to reflect the rename. 8953 */ 8954 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 8955 abstract int doPostInstall(int status, int uid); 8956 8957 /** @see PackageSettingBase#codePathString */ 8958 abstract String getCodePath(); 8959 /** @see PackageSettingBase#resourcePathString */ 8960 abstract String getResourcePath(); 8961 abstract String getLegacyNativeLibraryPath(); 8962 8963 // Need installer lock especially for dex file removal. 8964 abstract void cleanUpResourcesLI(); 8965 abstract boolean doPostDeleteLI(boolean delete); 8966 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 8967 8968 /** 8969 * Called before the source arguments are copied. This is used mostly 8970 * for MoveParams when it needs to read the source file to put it in the 8971 * destination. 8972 */ 8973 int doPreCopy() { 8974 return PackageManager.INSTALL_SUCCEEDED; 8975 } 8976 8977 /** 8978 * Called after the source arguments are copied. This is used mostly for 8979 * MoveParams when it needs to read the source file to put it in the 8980 * destination. 8981 * 8982 * @return 8983 */ 8984 int doPostCopy(int uid) { 8985 return PackageManager.INSTALL_SUCCEEDED; 8986 } 8987 8988 protected boolean isFwdLocked() { 8989 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8990 } 8991 8992 protected boolean isExternal() { 8993 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8994 } 8995 8996 UserHandle getUser() { 8997 return user; 8998 } 8999 } 9000 9001 /** 9002 * Logic to handle installation of non-ASEC applications, including copying 9003 * and renaming logic. 9004 */ 9005 class FileInstallArgs extends InstallArgs { 9006 private File codeFile; 9007 private File resourceFile; 9008 private File legacyNativeLibraryPath; 9009 9010 // Example topology: 9011 // /data/app/com.example/base.apk 9012 // /data/app/com.example/split_foo.apk 9013 // /data/app/com.example/lib/arm/libfoo.so 9014 // /data/app/com.example/lib/arm64/libfoo.so 9015 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9016 9017 /** New install */ 9018 FileInstallArgs(InstallParams params) { 9019 super(params.origin, params.observer, params.installFlags, 9020 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9021 null /* instruction sets */, params.packageAbiOverride); 9022 if (isFwdLocked()) { 9023 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9024 } 9025 } 9026 9027 /** Existing install */ 9028 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9029 String[] instructionSets) { 9030 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9031 this.codeFile = (codePath != null) ? new File(codePath) : null; 9032 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9033 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9034 new File(legacyNativeLibraryPath) : null; 9035 } 9036 9037 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9038 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9039 isFwdLocked(), abiOverride); 9040 9041 final StorageManager storage = StorageManager.from(mContext); 9042 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9043 } 9044 9045 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9046 if (origin.staged) { 9047 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9048 codeFile = origin.file; 9049 resourceFile = origin.file; 9050 return PackageManager.INSTALL_SUCCEEDED; 9051 } 9052 9053 try { 9054 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9055 codeFile = tempDir; 9056 resourceFile = tempDir; 9057 } catch (IOException e) { 9058 Slog.w(TAG, "Failed to create copy file: " + e); 9059 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9060 } 9061 9062 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9063 @Override 9064 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9065 if (!FileUtils.isValidExtFilename(name)) { 9066 throw new IllegalArgumentException("Invalid filename: " + name); 9067 } 9068 try { 9069 final File file = new File(codeFile, name); 9070 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9071 O_RDWR | O_CREAT, 0644); 9072 Os.chmod(file.getAbsolutePath(), 0644); 9073 return new ParcelFileDescriptor(fd); 9074 } catch (ErrnoException e) { 9075 throw new RemoteException("Failed to open: " + e.getMessage()); 9076 } 9077 } 9078 }; 9079 9080 int ret = PackageManager.INSTALL_SUCCEEDED; 9081 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9082 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9083 Slog.e(TAG, "Failed to copy package"); 9084 return ret; 9085 } 9086 9087 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9088 NativeLibraryHelper.Handle handle = null; 9089 try { 9090 handle = NativeLibraryHelper.Handle.create(codeFile); 9091 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9092 abiOverride); 9093 } catch (IOException e) { 9094 Slog.e(TAG, "Copying native libraries failed", e); 9095 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9096 } finally { 9097 IoUtils.closeQuietly(handle); 9098 } 9099 9100 return ret; 9101 } 9102 9103 int doPreInstall(int status) { 9104 if (status != PackageManager.INSTALL_SUCCEEDED) { 9105 cleanUp(); 9106 } 9107 return status; 9108 } 9109 9110 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9111 if (status != PackageManager.INSTALL_SUCCEEDED) { 9112 cleanUp(); 9113 return false; 9114 } else { 9115 final File beforeCodeFile = codeFile; 9116 final File afterCodeFile = getNextCodePath(pkg.packageName); 9117 9118 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9119 try { 9120 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9121 } catch (ErrnoException e) { 9122 Slog.d(TAG, "Failed to rename", e); 9123 return false; 9124 } 9125 9126 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9127 Slog.d(TAG, "Failed to restorecon"); 9128 return false; 9129 } 9130 9131 // Reflect the rename internally 9132 codeFile = afterCodeFile; 9133 resourceFile = afterCodeFile; 9134 9135 // Reflect the rename in scanned details 9136 pkg.codePath = afterCodeFile.getAbsolutePath(); 9137 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9138 pkg.baseCodePath); 9139 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9140 pkg.splitCodePaths); 9141 9142 // Reflect the rename in app info 9143 pkg.applicationInfo.setCodePath(pkg.codePath); 9144 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9145 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9146 pkg.applicationInfo.setResourcePath(pkg.codePath); 9147 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9148 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9149 9150 return true; 9151 } 9152 } 9153 9154 int doPostInstall(int status, int uid) { 9155 if (status != PackageManager.INSTALL_SUCCEEDED) { 9156 cleanUp(); 9157 } 9158 return status; 9159 } 9160 9161 @Override 9162 String getCodePath() { 9163 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9164 } 9165 9166 @Override 9167 String getResourcePath() { 9168 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9169 } 9170 9171 @Override 9172 String getLegacyNativeLibraryPath() { 9173 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9174 } 9175 9176 private boolean cleanUp() { 9177 if (codeFile == null || !codeFile.exists()) { 9178 return false; 9179 } 9180 9181 if (codeFile.isDirectory()) { 9182 FileUtils.deleteContents(codeFile); 9183 } 9184 codeFile.delete(); 9185 9186 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9187 resourceFile.delete(); 9188 } 9189 9190 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9191 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9192 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9193 } 9194 legacyNativeLibraryPath.delete(); 9195 } 9196 9197 return true; 9198 } 9199 9200 void cleanUpResourcesLI() { 9201 // Try enumerating all code paths before deleting 9202 List<String> allCodePaths = Collections.EMPTY_LIST; 9203 if (codeFile != null && codeFile.exists()) { 9204 try { 9205 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9206 allCodePaths = pkg.getAllCodePaths(); 9207 } catch (PackageParserException e) { 9208 // Ignored; we tried our best 9209 } 9210 } 9211 9212 cleanUp(); 9213 9214 if (!allCodePaths.isEmpty()) { 9215 if (instructionSets == null) { 9216 throw new IllegalStateException("instructionSet == null"); 9217 } 9218 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9219 for (String codePath : allCodePaths) { 9220 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9221 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9222 if (retCode < 0) { 9223 Slog.w(TAG, "Couldn't remove dex file for package: " 9224 + " at location " + codePath + ", retcode=" + retCode); 9225 // we don't consider this to be a failure of the core package deletion 9226 } 9227 } 9228 } 9229 } 9230 } 9231 9232 boolean doPostDeleteLI(boolean delete) { 9233 // XXX err, shouldn't we respect the delete flag? 9234 cleanUpResourcesLI(); 9235 return true; 9236 } 9237 } 9238 9239 private boolean isAsecExternal(String cid) { 9240 final String asecPath = PackageHelper.getSdFilesystem(cid); 9241 return !asecPath.startsWith(mAsecInternalPath); 9242 } 9243 9244 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9245 PackageManagerException { 9246 if (copyRet < 0) { 9247 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9248 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9249 throw new PackageManagerException(copyRet, message); 9250 } 9251 } 9252 } 9253 9254 /** 9255 * Extract the MountService "container ID" from the full code path of an 9256 * .apk. 9257 */ 9258 static String cidFromCodePath(String fullCodePath) { 9259 int eidx = fullCodePath.lastIndexOf("/"); 9260 String subStr1 = fullCodePath.substring(0, eidx); 9261 int sidx = subStr1.lastIndexOf("/"); 9262 return subStr1.substring(sidx+1, eidx); 9263 } 9264 9265 /** 9266 * Logic to handle installation of ASEC applications, including copying and 9267 * renaming logic. 9268 */ 9269 class AsecInstallArgs extends InstallArgs { 9270 static final String RES_FILE_NAME = "pkg.apk"; 9271 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9272 9273 String cid; 9274 String packagePath; 9275 String resourcePath; 9276 String legacyNativeLibraryDir; 9277 9278 /** New install */ 9279 AsecInstallArgs(InstallParams params) { 9280 super(params.origin, params.observer, params.installFlags, 9281 params.installerPackageName, params.getManifestDigest(), 9282 params.getUser(), null /* instruction sets */, 9283 params.packageAbiOverride); 9284 } 9285 9286 /** Existing install */ 9287 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9288 boolean isExternal, boolean isForwardLocked) { 9289 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9290 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9291 instructionSets, null); 9292 // Hackily pretend we're still looking at a full code path 9293 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9294 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9295 } 9296 9297 // Extract cid from fullCodePath 9298 int eidx = fullCodePath.lastIndexOf("/"); 9299 String subStr1 = fullCodePath.substring(0, eidx); 9300 int sidx = subStr1.lastIndexOf("/"); 9301 cid = subStr1.substring(sidx+1, eidx); 9302 setMountPath(subStr1); 9303 } 9304 9305 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9306 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9307 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9308 instructionSets, null); 9309 this.cid = cid; 9310 setMountPath(PackageHelper.getSdDir(cid)); 9311 } 9312 9313 void createCopyFile() { 9314 cid = mInstallerService.allocateExternalStageCidLegacy(); 9315 } 9316 9317 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9318 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9319 abiOverride); 9320 9321 final File target; 9322 if (isExternal()) { 9323 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9324 } else { 9325 target = Environment.getDataDirectory(); 9326 } 9327 9328 final StorageManager storage = StorageManager.from(mContext); 9329 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9330 } 9331 9332 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9333 if (origin.staged) { 9334 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9335 cid = origin.cid; 9336 setMountPath(PackageHelper.getSdDir(cid)); 9337 return PackageManager.INSTALL_SUCCEEDED; 9338 } 9339 9340 if (temp) { 9341 createCopyFile(); 9342 } else { 9343 /* 9344 * Pre-emptively destroy the container since it's destroyed if 9345 * copying fails due to it existing anyway. 9346 */ 9347 PackageHelper.destroySdDir(cid); 9348 } 9349 9350 final String newMountPath = imcs.copyPackageToContainer( 9351 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9352 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9353 9354 if (newMountPath != null) { 9355 setMountPath(newMountPath); 9356 return PackageManager.INSTALL_SUCCEEDED; 9357 } else { 9358 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9359 } 9360 } 9361 9362 @Override 9363 String getCodePath() { 9364 return packagePath; 9365 } 9366 9367 @Override 9368 String getResourcePath() { 9369 return resourcePath; 9370 } 9371 9372 @Override 9373 String getLegacyNativeLibraryPath() { 9374 return legacyNativeLibraryDir; 9375 } 9376 9377 int doPreInstall(int status) { 9378 if (status != PackageManager.INSTALL_SUCCEEDED) { 9379 // Destroy container 9380 PackageHelper.destroySdDir(cid); 9381 } else { 9382 boolean mounted = PackageHelper.isContainerMounted(cid); 9383 if (!mounted) { 9384 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9385 Process.SYSTEM_UID); 9386 if (newMountPath != null) { 9387 setMountPath(newMountPath); 9388 } else { 9389 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9390 } 9391 } 9392 } 9393 return status; 9394 } 9395 9396 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9397 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9398 String newMountPath = null; 9399 if (PackageHelper.isContainerMounted(cid)) { 9400 // Unmount the container 9401 if (!PackageHelper.unMountSdDir(cid)) { 9402 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9403 return false; 9404 } 9405 } 9406 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9407 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9408 " which might be stale. Will try to clean up."); 9409 // Clean up the stale container and proceed to recreate. 9410 if (!PackageHelper.destroySdDir(newCacheId)) { 9411 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9412 return false; 9413 } 9414 // Successfully cleaned up stale container. Try to rename again. 9415 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9416 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9417 + " inspite of cleaning it up."); 9418 return false; 9419 } 9420 } 9421 if (!PackageHelper.isContainerMounted(newCacheId)) { 9422 Slog.w(TAG, "Mounting container " + newCacheId); 9423 newMountPath = PackageHelper.mountSdDir(newCacheId, 9424 getEncryptKey(), Process.SYSTEM_UID); 9425 } else { 9426 newMountPath = PackageHelper.getSdDir(newCacheId); 9427 } 9428 if (newMountPath == null) { 9429 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9430 return false; 9431 } 9432 Log.i(TAG, "Succesfully renamed " + cid + 9433 " to " + newCacheId + 9434 " at new path: " + newMountPath); 9435 cid = newCacheId; 9436 9437 final File beforeCodeFile = new File(packagePath); 9438 setMountPath(newMountPath); 9439 final File afterCodeFile = new File(packagePath); 9440 9441 // Reflect the rename in scanned details 9442 pkg.codePath = afterCodeFile.getAbsolutePath(); 9443 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9444 pkg.baseCodePath); 9445 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9446 pkg.splitCodePaths); 9447 9448 // Reflect the rename in app info 9449 pkg.applicationInfo.setCodePath(pkg.codePath); 9450 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9451 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9452 pkg.applicationInfo.setResourcePath(pkg.codePath); 9453 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9454 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9455 9456 return true; 9457 } 9458 9459 private void setMountPath(String mountPath) { 9460 final File mountFile = new File(mountPath); 9461 9462 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9463 if (monolithicFile.exists()) { 9464 packagePath = monolithicFile.getAbsolutePath(); 9465 if (isFwdLocked()) { 9466 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9467 } else { 9468 resourcePath = packagePath; 9469 } 9470 } else { 9471 packagePath = mountFile.getAbsolutePath(); 9472 resourcePath = packagePath; 9473 } 9474 9475 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9476 } 9477 9478 int doPostInstall(int status, int uid) { 9479 if (status != PackageManager.INSTALL_SUCCEEDED) { 9480 cleanUp(); 9481 } else { 9482 final int groupOwner; 9483 final String protectedFile; 9484 if (isFwdLocked()) { 9485 groupOwner = UserHandle.getSharedAppGid(uid); 9486 protectedFile = RES_FILE_NAME; 9487 } else { 9488 groupOwner = -1; 9489 protectedFile = null; 9490 } 9491 9492 if (uid < Process.FIRST_APPLICATION_UID 9493 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9494 Slog.e(TAG, "Failed to finalize " + cid); 9495 PackageHelper.destroySdDir(cid); 9496 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9497 } 9498 9499 boolean mounted = PackageHelper.isContainerMounted(cid); 9500 if (!mounted) { 9501 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9502 } 9503 } 9504 return status; 9505 } 9506 9507 private void cleanUp() { 9508 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9509 9510 // Destroy secure container 9511 PackageHelper.destroySdDir(cid); 9512 } 9513 9514 private List<String> getAllCodePaths() { 9515 final File codeFile = new File(getCodePath()); 9516 if (codeFile != null && codeFile.exists()) { 9517 try { 9518 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9519 return pkg.getAllCodePaths(); 9520 } catch (PackageParserException e) { 9521 // Ignored; we tried our best 9522 } 9523 } 9524 return Collections.EMPTY_LIST; 9525 } 9526 9527 void cleanUpResourcesLI() { 9528 // Enumerate all code paths before deleting 9529 cleanUpResourcesLI(getAllCodePaths()); 9530 } 9531 9532 private void cleanUpResourcesLI(List<String> allCodePaths) { 9533 cleanUp(); 9534 9535 if (!allCodePaths.isEmpty()) { 9536 if (instructionSets == null) { 9537 throw new IllegalStateException("instructionSet == null"); 9538 } 9539 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9540 for (String codePath : allCodePaths) { 9541 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9542 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9543 if (retCode < 0) { 9544 Slog.w(TAG, "Couldn't remove dex file for package: " 9545 + " at location " + codePath + ", retcode=" + retCode); 9546 // we don't consider this to be a failure of the core package deletion 9547 } 9548 } 9549 } 9550 } 9551 } 9552 9553 boolean matchContainer(String app) { 9554 if (cid.startsWith(app)) { 9555 return true; 9556 } 9557 return false; 9558 } 9559 9560 String getPackageName() { 9561 return getAsecPackageName(cid); 9562 } 9563 9564 boolean doPostDeleteLI(boolean delete) { 9565 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9566 final List<String> allCodePaths = getAllCodePaths(); 9567 boolean mounted = PackageHelper.isContainerMounted(cid); 9568 if (mounted) { 9569 // Unmount first 9570 if (PackageHelper.unMountSdDir(cid)) { 9571 mounted = false; 9572 } 9573 } 9574 if (!mounted && delete) { 9575 cleanUpResourcesLI(allCodePaths); 9576 } 9577 return !mounted; 9578 } 9579 9580 @Override 9581 int doPreCopy() { 9582 if (isFwdLocked()) { 9583 if (!PackageHelper.fixSdPermissions(cid, 9584 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9585 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9586 } 9587 } 9588 9589 return PackageManager.INSTALL_SUCCEEDED; 9590 } 9591 9592 @Override 9593 int doPostCopy(int uid) { 9594 if (isFwdLocked()) { 9595 if (uid < Process.FIRST_APPLICATION_UID 9596 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9597 RES_FILE_NAME)) { 9598 Slog.e(TAG, "Failed to finalize " + cid); 9599 PackageHelper.destroySdDir(cid); 9600 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9601 } 9602 } 9603 9604 return PackageManager.INSTALL_SUCCEEDED; 9605 } 9606 } 9607 9608 static String getAsecPackageName(String packageCid) { 9609 int idx = packageCid.lastIndexOf("-"); 9610 if (idx == -1) { 9611 return packageCid; 9612 } 9613 return packageCid.substring(0, idx); 9614 } 9615 9616 // Utility method used to create code paths based on package name and available index. 9617 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9618 String idxStr = ""; 9619 int idx = 1; 9620 // Fall back to default value of idx=1 if prefix is not 9621 // part of oldCodePath 9622 if (oldCodePath != null) { 9623 String subStr = oldCodePath; 9624 // Drop the suffix right away 9625 if (suffix != null && subStr.endsWith(suffix)) { 9626 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9627 } 9628 // If oldCodePath already contains prefix find out the 9629 // ending index to either increment or decrement. 9630 int sidx = subStr.lastIndexOf(prefix); 9631 if (sidx != -1) { 9632 subStr = subStr.substring(sidx + prefix.length()); 9633 if (subStr != null) { 9634 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9635 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9636 } 9637 try { 9638 idx = Integer.parseInt(subStr); 9639 if (idx <= 1) { 9640 idx++; 9641 } else { 9642 idx--; 9643 } 9644 } catch(NumberFormatException e) { 9645 } 9646 } 9647 } 9648 } 9649 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9650 return prefix + idxStr; 9651 } 9652 9653 private File getNextCodePath(String packageName) { 9654 int suffix = 1; 9655 File result; 9656 do { 9657 result = new File(mAppInstallDir, packageName + "-" + suffix); 9658 suffix++; 9659 } while (result.exists()); 9660 return result; 9661 } 9662 9663 // Utility method used to ignore ADD/REMOVE events 9664 // by directory observer. 9665 private static boolean ignoreCodePath(String fullPathStr) { 9666 String apkName = deriveCodePathName(fullPathStr); 9667 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9668 if (idx != -1 && ((idx+1) < apkName.length())) { 9669 // Make sure the package ends with a numeral 9670 String version = apkName.substring(idx+1); 9671 try { 9672 Integer.parseInt(version); 9673 return true; 9674 } catch (NumberFormatException e) {} 9675 } 9676 return false; 9677 } 9678 9679 // Utility method that returns the relative package path with respect 9680 // to the installation directory. Like say for /data/data/com.test-1.apk 9681 // string com.test-1 is returned. 9682 static String deriveCodePathName(String codePath) { 9683 if (codePath == null) { 9684 return null; 9685 } 9686 final File codeFile = new File(codePath); 9687 final String name = codeFile.getName(); 9688 if (codeFile.isDirectory()) { 9689 return name; 9690 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9691 final int lastDot = name.lastIndexOf('.'); 9692 return name.substring(0, lastDot); 9693 } else { 9694 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9695 return null; 9696 } 9697 } 9698 9699 class PackageInstalledInfo { 9700 String name; 9701 int uid; 9702 // The set of users that originally had this package installed. 9703 int[] origUsers; 9704 // The set of users that now have this package installed. 9705 int[] newUsers; 9706 PackageParser.Package pkg; 9707 int returnCode; 9708 String returnMsg; 9709 PackageRemovedInfo removedInfo; 9710 9711 public void setError(int code, String msg) { 9712 returnCode = code; 9713 returnMsg = msg; 9714 Slog.w(TAG, msg); 9715 } 9716 9717 public void setError(String msg, PackageParserException e) { 9718 returnCode = e.error; 9719 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9720 Slog.w(TAG, msg, e); 9721 } 9722 9723 public void setError(String msg, PackageManagerException e) { 9724 returnCode = e.error; 9725 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9726 Slog.w(TAG, msg, e); 9727 } 9728 9729 // In some error cases we want to convey more info back to the observer 9730 String origPackage; 9731 String origPermission; 9732 } 9733 9734 /* 9735 * Install a non-existing package. 9736 */ 9737 private void installNewPackageLI(PackageParser.Package pkg, 9738 int parseFlags, int scanFlags, UserHandle user, 9739 String installerPackageName, PackageInstalledInfo res) { 9740 // Remember this for later, in case we need to rollback this install 9741 String pkgName = pkg.packageName; 9742 9743 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9744 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9745 synchronized(mPackages) { 9746 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9747 // A package with the same name is already installed, though 9748 // it has been renamed to an older name. The package we 9749 // are trying to install should be installed as an update to 9750 // the existing one, but that has not been requested, so bail. 9751 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9752 + " without first uninstalling package running as " 9753 + mSettings.mRenamedPackages.get(pkgName)); 9754 return; 9755 } 9756 if (mPackages.containsKey(pkgName)) { 9757 // Don't allow installation over an existing package with the same name. 9758 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9759 + " without first uninstalling."); 9760 return; 9761 } 9762 } 9763 9764 try { 9765 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9766 System.currentTimeMillis(), user); 9767 9768 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9769 // delete the partially installed application. the data directory will have to be 9770 // restored if it was already existing 9771 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9772 // remove package from internal structures. Note that we want deletePackageX to 9773 // delete the package data and cache directories that it created in 9774 // scanPackageLocked, unless those directories existed before we even tried to 9775 // install. 9776 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9777 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9778 res.removedInfo, true); 9779 } 9780 9781 } catch (PackageManagerException e) { 9782 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9783 } 9784 } 9785 9786 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9787 // Upgrade keysets are being used. Determine if new package has a superset of the 9788 // required keys. 9789 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9790 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9791 for (int i = 0; i < upgradeKeySets.length; i++) { 9792 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9793 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9794 return true; 9795 } 9796 } 9797 return false; 9798 } 9799 9800 private void replacePackageLI(PackageParser.Package pkg, 9801 int parseFlags, int scanFlags, UserHandle user, 9802 String installerPackageName, PackageInstalledInfo res) { 9803 PackageParser.Package oldPackage; 9804 String pkgName = pkg.packageName; 9805 int[] allUsers; 9806 boolean[] perUserInstalled; 9807 9808 // First find the old package info and check signatures 9809 synchronized(mPackages) { 9810 oldPackage = mPackages.get(pkgName); 9811 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9812 PackageSetting ps = mSettings.mPackages.get(pkgName); 9813 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9814 // default to original signature matching 9815 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9816 != PackageManager.SIGNATURE_MATCH) { 9817 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9818 "New package has a different signature: " + pkgName); 9819 return; 9820 } 9821 } else { 9822 if(!checkUpgradeKeySetLP(ps, pkg)) { 9823 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9824 "New package not signed by keys specified by upgrade-keysets: " 9825 + pkgName); 9826 return; 9827 } 9828 } 9829 9830 // In case of rollback, remember per-user/profile install state 9831 allUsers = sUserManager.getUserIds(); 9832 perUserInstalled = new boolean[allUsers.length]; 9833 for (int i = 0; i < allUsers.length; i++) { 9834 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9835 } 9836 } 9837 9838 boolean sysPkg = (isSystemApp(oldPackage)); 9839 if (sysPkg) { 9840 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9841 user, allUsers, perUserInstalled, installerPackageName, res); 9842 } else { 9843 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9844 user, allUsers, perUserInstalled, installerPackageName, res); 9845 } 9846 } 9847 9848 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9849 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9850 int[] allUsers, boolean[] perUserInstalled, 9851 String installerPackageName, PackageInstalledInfo res) { 9852 String pkgName = deletedPackage.packageName; 9853 boolean deletedPkg = true; 9854 boolean updatedSettings = false; 9855 9856 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9857 + deletedPackage); 9858 long origUpdateTime; 9859 if (pkg.mExtras != null) { 9860 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9861 } else { 9862 origUpdateTime = 0; 9863 } 9864 9865 // First delete the existing package while retaining the data directory 9866 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9867 res.removedInfo, true)) { 9868 // If the existing package wasn't successfully deleted 9869 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9870 deletedPkg = false; 9871 } else { 9872 // Successfully deleted the old package; proceed with replace. 9873 9874 // If deleted package lived in a container, give users a chance to 9875 // relinquish resources before killing. 9876 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9877 if (DEBUG_INSTALL) { 9878 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9879 } 9880 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9881 final ArrayList<String> pkgList = new ArrayList<String>(1); 9882 pkgList.add(deletedPackage.applicationInfo.packageName); 9883 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9884 } 9885 9886 deleteCodeCacheDirsLI(pkgName); 9887 try { 9888 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9889 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9890 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9891 updatedSettings = true; 9892 } catch (PackageManagerException e) { 9893 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9894 } 9895 } 9896 9897 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9898 // remove package from internal structures. Note that we want deletePackageX to 9899 // delete the package data and cache directories that it created in 9900 // scanPackageLocked, unless those directories existed before we even tried to 9901 // install. 9902 if(updatedSettings) { 9903 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9904 deletePackageLI( 9905 pkgName, null, true, allUsers, perUserInstalled, 9906 PackageManager.DELETE_KEEP_DATA, 9907 res.removedInfo, true); 9908 } 9909 // Since we failed to install the new package we need to restore the old 9910 // package that we deleted. 9911 if (deletedPkg) { 9912 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9913 File restoreFile = new File(deletedPackage.codePath); 9914 // Parse old package 9915 boolean oldOnSd = isExternal(deletedPackage); 9916 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9917 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9918 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9919 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 9920 try { 9921 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 9922 } catch (PackageManagerException e) { 9923 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 9924 + e.getMessage()); 9925 return; 9926 } 9927 // Restore of old package succeeded. Update permissions. 9928 // writer 9929 synchronized (mPackages) { 9930 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9931 UPDATE_PERMISSIONS_ALL); 9932 // can downgrade to reader 9933 mSettings.writeLPr(); 9934 } 9935 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9936 } 9937 } 9938 } 9939 9940 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9941 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9942 int[] allUsers, boolean[] perUserInstalled, 9943 String installerPackageName, PackageInstalledInfo res) { 9944 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 9945 + ", old=" + deletedPackage); 9946 boolean updatedSettings = false; 9947 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 9948 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 9949 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9950 } 9951 String packageName = deletedPackage.packageName; 9952 if (packageName == null) { 9953 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 9954 "Attempt to delete null packageName."); 9955 return; 9956 } 9957 PackageParser.Package oldPkg; 9958 PackageSetting oldPkgSetting; 9959 // reader 9960 synchronized (mPackages) { 9961 oldPkg = mPackages.get(packageName); 9962 oldPkgSetting = mSettings.mPackages.get(packageName); 9963 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 9964 (oldPkgSetting == null)) { 9965 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 9966 "Couldn't find package:" + packageName + " information"); 9967 return; 9968 } 9969 } 9970 9971 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 9972 9973 res.removedInfo.uid = oldPkg.applicationInfo.uid; 9974 res.removedInfo.removedPackage = packageName; 9975 // Remove existing system package 9976 removePackageLI(oldPkgSetting, true); 9977 // writer 9978 synchronized (mPackages) { 9979 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 9980 // We didn't need to disable the .apk as a current system package, 9981 // which means we are replacing another update that is already 9982 // installed. We need to make sure to delete the older one's .apk. 9983 res.removedInfo.args = createInstallArgsForExisting(0, 9984 deletedPackage.applicationInfo.getCodePath(), 9985 deletedPackage.applicationInfo.getResourcePath(), 9986 deletedPackage.applicationInfo.nativeLibraryRootDir, 9987 getAppDexInstructionSets(deletedPackage.applicationInfo)); 9988 } else { 9989 res.removedInfo.args = null; 9990 } 9991 } 9992 9993 // Successfully disabled the old package. Now proceed with re-installation 9994 deleteCodeCacheDirsLI(packageName); 9995 9996 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9997 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9998 9999 PackageParser.Package newPackage = null; 10000 try { 10001 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10002 if (newPackage.mExtras != null) { 10003 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10004 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10005 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10006 10007 // is the update attempting to change shared user? that isn't going to work... 10008 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10009 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10010 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10011 + " to " + newPkgSetting.sharedUser); 10012 updatedSettings = true; 10013 } 10014 } 10015 10016 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10017 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10018 updatedSettings = true; 10019 } 10020 10021 } catch (PackageManagerException e) { 10022 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10023 } 10024 10025 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10026 // Re installation failed. Restore old information 10027 // Remove new pkg information 10028 if (newPackage != null) { 10029 removeInstalledPackageLI(newPackage, true); 10030 } 10031 // Add back the old system package 10032 try { 10033 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10034 } catch (PackageManagerException e) { 10035 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10036 } 10037 // Restore the old system information in Settings 10038 synchronized(mPackages) { 10039 if (updatedSettings) { 10040 mSettings.enableSystemPackageLPw(packageName); 10041 mSettings.setInstallerPackageName(packageName, 10042 oldPkgSetting.installerPackageName); 10043 } 10044 mSettings.writeLPr(); 10045 } 10046 } 10047 } 10048 10049 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10050 int[] allUsers, boolean[] perUserInstalled, 10051 PackageInstalledInfo res) { 10052 String pkgName = newPackage.packageName; 10053 synchronized (mPackages) { 10054 //write settings. the installStatus will be incomplete at this stage. 10055 //note that the new package setting would have already been 10056 //added to mPackages. It hasn't been persisted yet. 10057 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10058 mSettings.writeLPr(); 10059 } 10060 10061 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10062 10063 synchronized (mPackages) { 10064 updatePermissionsLPw(newPackage.packageName, newPackage, 10065 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10066 ? UPDATE_PERMISSIONS_ALL : 0)); 10067 // For system-bundled packages, we assume that installing an upgraded version 10068 // of the package implies that the user actually wants to run that new code, 10069 // so we enable the package. 10070 if (isSystemApp(newPackage)) { 10071 // NB: implicit assumption that system package upgrades apply to all users 10072 if (DEBUG_INSTALL) { 10073 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10074 } 10075 PackageSetting ps = mSettings.mPackages.get(pkgName); 10076 if (ps != null) { 10077 if (res.origUsers != null) { 10078 for (int userHandle : res.origUsers) { 10079 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10080 userHandle, installerPackageName); 10081 } 10082 } 10083 // Also convey the prior install/uninstall state 10084 if (allUsers != null && perUserInstalled != null) { 10085 for (int i = 0; i < allUsers.length; i++) { 10086 if (DEBUG_INSTALL) { 10087 Slog.d(TAG, " user " + allUsers[i] 10088 + " => " + perUserInstalled[i]); 10089 } 10090 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10091 } 10092 // these install state changes will be persisted in the 10093 // upcoming call to mSettings.writeLPr(). 10094 } 10095 } 10096 } 10097 res.name = pkgName; 10098 res.uid = newPackage.applicationInfo.uid; 10099 res.pkg = newPackage; 10100 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10101 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10102 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10103 //to update install status 10104 mSettings.writeLPr(); 10105 } 10106 } 10107 10108 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10109 final int installFlags = args.installFlags; 10110 String installerPackageName = args.installerPackageName; 10111 File tmpPackageFile = new File(args.getCodePath()); 10112 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10113 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10114 boolean replace = false; 10115 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10116 // Result object to be returned 10117 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10118 10119 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10120 // Retrieve PackageSettings and parse package 10121 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10122 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10123 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10124 PackageParser pp = new PackageParser(); 10125 pp.setSeparateProcesses(mSeparateProcesses); 10126 pp.setDisplayMetrics(mMetrics); 10127 10128 final PackageParser.Package pkg; 10129 try { 10130 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10131 } catch (PackageParserException e) { 10132 res.setError("Failed parse during installPackageLI", e); 10133 return; 10134 } 10135 10136 // Mark that we have an install time CPU ABI override. 10137 pkg.cpuAbiOverride = args.abiOverride; 10138 10139 String pkgName = res.name = pkg.packageName; 10140 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10141 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10142 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10143 return; 10144 } 10145 } 10146 10147 try { 10148 pp.collectCertificates(pkg, parseFlags); 10149 pp.collectManifestDigest(pkg); 10150 } catch (PackageParserException e) { 10151 res.setError("Failed collect during installPackageLI", e); 10152 return; 10153 } 10154 10155 /* If the installer passed in a manifest digest, compare it now. */ 10156 if (args.manifestDigest != null) { 10157 if (DEBUG_INSTALL) { 10158 final String parsedManifest = pkg.manifestDigest == null ? "null" 10159 : pkg.manifestDigest.toString(); 10160 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10161 + parsedManifest); 10162 } 10163 10164 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10165 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10166 return; 10167 } 10168 } else if (DEBUG_INSTALL) { 10169 final String parsedManifest = pkg.manifestDigest == null 10170 ? "null" : pkg.manifestDigest.toString(); 10171 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10172 } 10173 10174 // Get rid of all references to package scan path via parser. 10175 pp = null; 10176 String oldCodePath = null; 10177 boolean systemApp = false; 10178 synchronized (mPackages) { 10179 // Check whether the newly-scanned package wants to define an already-defined perm 10180 int N = pkg.permissions.size(); 10181 for (int i = N-1; i >= 0; i--) { 10182 PackageParser.Permission perm = pkg.permissions.get(i); 10183 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10184 if (bp != null) { 10185 // If the defining package is signed with our cert, it's okay. This 10186 // also includes the "updating the same package" case, of course. 10187 // "updating same package" could also involve key-rotation. 10188 final boolean sigsOk; 10189 if (!bp.sourcePackage.equals(pkg.packageName) 10190 || !(bp.packageSetting instanceof PackageSetting) 10191 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 10192 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 10193 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 10194 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 10195 } else { 10196 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 10197 } 10198 if (!sigsOk) { 10199 // If the owning package is the system itself, we log but allow 10200 // install to proceed; we fail the install on all other permission 10201 // redefinitions. 10202 if (!bp.sourcePackage.equals("android")) { 10203 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10204 + pkg.packageName + " attempting to redeclare permission " 10205 + perm.info.name + " already owned by " + bp.sourcePackage); 10206 res.origPermission = perm.info.name; 10207 res.origPackage = bp.sourcePackage; 10208 return; 10209 } else { 10210 Slog.w(TAG, "Package " + pkg.packageName 10211 + " attempting to redeclare system permission " 10212 + perm.info.name + "; ignoring new declaration"); 10213 pkg.permissions.remove(i); 10214 } 10215 } 10216 } 10217 } 10218 10219 // Check if installing already existing package 10220 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10221 String oldName = mSettings.mRenamedPackages.get(pkgName); 10222 if (pkg.mOriginalPackages != null 10223 && pkg.mOriginalPackages.contains(oldName) 10224 && mPackages.containsKey(oldName)) { 10225 // This package is derived from an original package, 10226 // and this device has been updating from that original 10227 // name. We must continue using the original name, so 10228 // rename the new package here. 10229 pkg.setPackageName(oldName); 10230 pkgName = pkg.packageName; 10231 replace = true; 10232 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10233 + oldName + " pkgName=" + pkgName); 10234 } else if (mPackages.containsKey(pkgName)) { 10235 // This package, under its official name, already exists 10236 // on the device; we should replace it. 10237 replace = true; 10238 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10239 } 10240 } 10241 PackageSetting ps = mSettings.mPackages.get(pkgName); 10242 if (ps != null) { 10243 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10244 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10245 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10246 systemApp = (ps.pkg.applicationInfo.flags & 10247 ApplicationInfo.FLAG_SYSTEM) != 0; 10248 } 10249 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10250 } 10251 } 10252 10253 if (systemApp && onSd) { 10254 // Disable updates to system apps on sdcard 10255 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10256 "Cannot install updates to system apps on sdcard"); 10257 return; 10258 } 10259 10260 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10261 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10262 return; 10263 } 10264 10265 if (replace) { 10266 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10267 installerPackageName, res); 10268 } else { 10269 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10270 args.user, installerPackageName, res); 10271 } 10272 synchronized (mPackages) { 10273 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10274 if (ps != null) { 10275 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10276 } 10277 } 10278 } 10279 10280 private static boolean isForwardLocked(PackageParser.Package pkg) { 10281 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10282 } 10283 10284 private static boolean isForwardLocked(ApplicationInfo info) { 10285 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10286 } 10287 10288 private boolean isForwardLocked(PackageSetting ps) { 10289 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10290 } 10291 10292 private static boolean isMultiArch(PackageSetting ps) { 10293 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10294 } 10295 10296 private static boolean isMultiArch(ApplicationInfo info) { 10297 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10298 } 10299 10300 private static boolean isExternal(PackageParser.Package pkg) { 10301 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10302 } 10303 10304 private static boolean isExternal(PackageSetting ps) { 10305 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10306 } 10307 10308 private static boolean isExternal(ApplicationInfo info) { 10309 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10310 } 10311 10312 private static boolean isSystemApp(PackageParser.Package pkg) { 10313 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10314 } 10315 10316 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10317 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10318 } 10319 10320 private static boolean isSystemApp(ApplicationInfo info) { 10321 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10322 } 10323 10324 private static boolean isSystemApp(PackageSetting ps) { 10325 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10326 } 10327 10328 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10329 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10330 } 10331 10332 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10333 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10334 } 10335 10336 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10337 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10338 } 10339 10340 private int packageFlagsToInstallFlags(PackageSetting ps) { 10341 int installFlags = 0; 10342 if (isExternal(ps)) { 10343 installFlags |= PackageManager.INSTALL_EXTERNAL; 10344 } 10345 if (isForwardLocked(ps)) { 10346 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10347 } 10348 return installFlags; 10349 } 10350 10351 private void deleteTempPackageFiles() { 10352 final FilenameFilter filter = new FilenameFilter() { 10353 public boolean accept(File dir, String name) { 10354 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10355 } 10356 }; 10357 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10358 file.delete(); 10359 } 10360 } 10361 10362 @Override 10363 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10364 int flags) { 10365 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10366 flags); 10367 } 10368 10369 @Override 10370 public void deletePackage(final String packageName, 10371 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10372 mContext.enforceCallingOrSelfPermission( 10373 android.Manifest.permission.DELETE_PACKAGES, null); 10374 final int uid = Binder.getCallingUid(); 10375 if (UserHandle.getUserId(uid) != userId) { 10376 mContext.enforceCallingPermission( 10377 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10378 "deletePackage for user " + userId); 10379 } 10380 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10381 try { 10382 observer.onPackageDeleted(packageName, 10383 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10384 } catch (RemoteException re) { 10385 } 10386 return; 10387 } 10388 10389 boolean uninstallBlocked = false; 10390 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10391 int[] users = sUserManager.getUserIds(); 10392 for (int i = 0; i < users.length; ++i) { 10393 if (getBlockUninstallForUser(packageName, users[i])) { 10394 uninstallBlocked = true; 10395 break; 10396 } 10397 } 10398 } else { 10399 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10400 } 10401 if (uninstallBlocked) { 10402 try { 10403 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10404 null); 10405 } catch (RemoteException re) { 10406 } 10407 return; 10408 } 10409 10410 if (DEBUG_REMOVE) { 10411 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10412 } 10413 // Queue up an async operation since the package deletion may take a little while. 10414 mHandler.post(new Runnable() { 10415 public void run() { 10416 mHandler.removeCallbacks(this); 10417 final int returnCode = deletePackageX(packageName, userId, flags); 10418 if (observer != null) { 10419 try { 10420 observer.onPackageDeleted(packageName, returnCode, null); 10421 } catch (RemoteException e) { 10422 Log.i(TAG, "Observer no longer exists."); 10423 } //end catch 10424 } //end if 10425 } //end run 10426 }); 10427 } 10428 10429 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10430 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10431 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10432 try { 10433 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10434 || dpm.isDeviceOwner(packageName))) { 10435 return true; 10436 } 10437 } catch (RemoteException e) { 10438 } 10439 return false; 10440 } 10441 10442 /** 10443 * This method is an internal method that could be get invoked either 10444 * to delete an installed package or to clean up a failed installation. 10445 * After deleting an installed package, a broadcast is sent to notify any 10446 * listeners that the package has been installed. For cleaning up a failed 10447 * installation, the broadcast is not necessary since the package's 10448 * installation wouldn't have sent the initial broadcast either 10449 * The key steps in deleting a package are 10450 * deleting the package information in internal structures like mPackages, 10451 * deleting the packages base directories through installd 10452 * updating mSettings to reflect current status 10453 * persisting settings for later use 10454 * sending a broadcast if necessary 10455 */ 10456 private int deletePackageX(String packageName, int userId, int flags) { 10457 final PackageRemovedInfo info = new PackageRemovedInfo(); 10458 final boolean res; 10459 10460 if (isPackageDeviceAdmin(packageName, userId)) { 10461 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10462 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10463 } 10464 10465 boolean removedForAllUsers = false; 10466 boolean systemUpdate = false; 10467 10468 // for the uninstall-updates case and restricted profiles, remember the per- 10469 // userhandle installed state 10470 int[] allUsers; 10471 boolean[] perUserInstalled; 10472 synchronized (mPackages) { 10473 PackageSetting ps = mSettings.mPackages.get(packageName); 10474 allUsers = sUserManager.getUserIds(); 10475 perUserInstalled = new boolean[allUsers.length]; 10476 for (int i = 0; i < allUsers.length; i++) { 10477 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10478 } 10479 } 10480 10481 synchronized (mInstallLock) { 10482 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10483 res = deletePackageLI(packageName, 10484 (flags & PackageManager.DELETE_ALL_USERS) != 0 10485 ? UserHandle.ALL : new UserHandle(userId), 10486 true, allUsers, perUserInstalled, 10487 flags | REMOVE_CHATTY, info, true); 10488 systemUpdate = info.isRemovedPackageSystemUpdate; 10489 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10490 removedForAllUsers = true; 10491 } 10492 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10493 + " removedForAllUsers=" + removedForAllUsers); 10494 } 10495 10496 if (res) { 10497 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10498 10499 // If the removed package was a system update, the old system package 10500 // was re-enabled; we need to broadcast this information 10501 if (systemUpdate) { 10502 Bundle extras = new Bundle(1); 10503 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10504 ? info.removedAppId : info.uid); 10505 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10506 10507 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10508 extras, null, null, null); 10509 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10510 extras, null, null, null); 10511 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10512 null, packageName, null, null); 10513 } 10514 } 10515 // Force a gc here. 10516 Runtime.getRuntime().gc(); 10517 // Delete the resources here after sending the broadcast to let 10518 // other processes clean up before deleting resources. 10519 if (info.args != null) { 10520 synchronized (mInstallLock) { 10521 info.args.doPostDeleteLI(true); 10522 } 10523 } 10524 10525 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10526 } 10527 10528 static class PackageRemovedInfo { 10529 String removedPackage; 10530 int uid = -1; 10531 int removedAppId = -1; 10532 int[] removedUsers = null; 10533 boolean isRemovedPackageSystemUpdate = false; 10534 // Clean up resources deleted packages. 10535 InstallArgs args = null; 10536 10537 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10538 Bundle extras = new Bundle(1); 10539 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10540 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10541 if (replacing) { 10542 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10543 } 10544 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10545 if (removedPackage != null) { 10546 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10547 extras, null, null, removedUsers); 10548 if (fullRemove && !replacing) { 10549 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10550 extras, null, null, removedUsers); 10551 } 10552 } 10553 if (removedAppId >= 0) { 10554 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10555 removedUsers); 10556 } 10557 } 10558 } 10559 10560 /* 10561 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10562 * flag is not set, the data directory is removed as well. 10563 * make sure this flag is set for partially installed apps. If not its meaningless to 10564 * delete a partially installed application. 10565 */ 10566 private void removePackageDataLI(PackageSetting ps, 10567 int[] allUserHandles, boolean[] perUserInstalled, 10568 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10569 String packageName = ps.name; 10570 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10571 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10572 // Retrieve object to delete permissions for shared user later on 10573 final PackageSetting deletedPs; 10574 // reader 10575 synchronized (mPackages) { 10576 deletedPs = mSettings.mPackages.get(packageName); 10577 if (outInfo != null) { 10578 outInfo.removedPackage = packageName; 10579 outInfo.removedUsers = deletedPs != null 10580 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10581 : null; 10582 } 10583 } 10584 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10585 removeDataDirsLI(packageName); 10586 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10587 } 10588 // writer 10589 synchronized (mPackages) { 10590 if (deletedPs != null) { 10591 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10592 if (outInfo != null) { 10593 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10594 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10595 } 10596 if (deletedPs != null) { 10597 updatePermissionsLPw(deletedPs.name, null, 0); 10598 if (deletedPs.sharedUser != null) { 10599 // remove permissions associated with package 10600 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10601 } 10602 } 10603 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10604 } 10605 // make sure to preserve per-user disabled state if this removal was just 10606 // a downgrade of a system app to the factory package 10607 if (allUserHandles != null && perUserInstalled != null) { 10608 if (DEBUG_REMOVE) { 10609 Slog.d(TAG, "Propagating install state across downgrade"); 10610 } 10611 for (int i = 0; i < allUserHandles.length; i++) { 10612 if (DEBUG_REMOVE) { 10613 Slog.d(TAG, " user " + allUserHandles[i] 10614 + " => " + perUserInstalled[i]); 10615 } 10616 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10617 } 10618 } 10619 } 10620 // can downgrade to reader 10621 if (writeSettings) { 10622 // Save settings now 10623 mSettings.writeLPr(); 10624 } 10625 } 10626 if (outInfo != null) { 10627 // A user ID was deleted here. Go through all users and remove it 10628 // from KeyStore. 10629 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10630 } 10631 } 10632 10633 static boolean locationIsPrivileged(File path) { 10634 try { 10635 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10636 .getCanonicalPath(); 10637 return path.getCanonicalPath().startsWith(privilegedAppDir); 10638 } catch (IOException e) { 10639 Slog.e(TAG, "Unable to access code path " + path); 10640 } 10641 return false; 10642 } 10643 10644 /* 10645 * Tries to delete system package. 10646 */ 10647 private boolean deleteSystemPackageLI(PackageSetting newPs, 10648 int[] allUserHandles, boolean[] perUserInstalled, 10649 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10650 final boolean applyUserRestrictions 10651 = (allUserHandles != null) && (perUserInstalled != null); 10652 PackageSetting disabledPs = null; 10653 // Confirm if the system package has been updated 10654 // An updated system app can be deleted. This will also have to restore 10655 // the system pkg from system partition 10656 // reader 10657 synchronized (mPackages) { 10658 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10659 } 10660 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10661 + " disabledPs=" + disabledPs); 10662 if (disabledPs == null) { 10663 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10664 return false; 10665 } else if (DEBUG_REMOVE) { 10666 Slog.d(TAG, "Deleting system pkg from data partition"); 10667 } 10668 if (DEBUG_REMOVE) { 10669 if (applyUserRestrictions) { 10670 Slog.d(TAG, "Remembering install states:"); 10671 for (int i = 0; i < allUserHandles.length; i++) { 10672 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10673 } 10674 } 10675 } 10676 // Delete the updated package 10677 outInfo.isRemovedPackageSystemUpdate = true; 10678 if (disabledPs.versionCode < newPs.versionCode) { 10679 // Delete data for downgrades 10680 flags &= ~PackageManager.DELETE_KEEP_DATA; 10681 } else { 10682 // Preserve data by setting flag 10683 flags |= PackageManager.DELETE_KEEP_DATA; 10684 } 10685 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10686 allUserHandles, perUserInstalled, outInfo, writeSettings); 10687 if (!ret) { 10688 return false; 10689 } 10690 // writer 10691 synchronized (mPackages) { 10692 // Reinstate the old system package 10693 mSettings.enableSystemPackageLPw(newPs.name); 10694 // Remove any native libraries from the upgraded package. 10695 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10696 } 10697 // Install the system package 10698 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10699 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10700 if (locationIsPrivileged(disabledPs.codePath)) { 10701 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10702 } 10703 10704 final PackageParser.Package newPkg; 10705 try { 10706 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10707 } catch (PackageManagerException e) { 10708 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10709 return false; 10710 } 10711 10712 // writer 10713 synchronized (mPackages) { 10714 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10715 updatePermissionsLPw(newPkg.packageName, newPkg, 10716 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10717 if (applyUserRestrictions) { 10718 if (DEBUG_REMOVE) { 10719 Slog.d(TAG, "Propagating install state across reinstall"); 10720 } 10721 for (int i = 0; i < allUserHandles.length; i++) { 10722 if (DEBUG_REMOVE) { 10723 Slog.d(TAG, " user " + allUserHandles[i] 10724 + " => " + perUserInstalled[i]); 10725 } 10726 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10727 } 10728 // Regardless of writeSettings we need to ensure that this restriction 10729 // state propagation is persisted 10730 mSettings.writeAllUsersPackageRestrictionsLPr(); 10731 } 10732 // can downgrade to reader here 10733 if (writeSettings) { 10734 mSettings.writeLPr(); 10735 } 10736 } 10737 return true; 10738 } 10739 10740 private boolean deleteInstalledPackageLI(PackageSetting ps, 10741 boolean deleteCodeAndResources, int flags, 10742 int[] allUserHandles, boolean[] perUserInstalled, 10743 PackageRemovedInfo outInfo, boolean writeSettings) { 10744 if (outInfo != null) { 10745 outInfo.uid = ps.appId; 10746 } 10747 10748 // Delete package data from internal structures and also remove data if flag is set 10749 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10750 10751 // Delete application code and resources 10752 if (deleteCodeAndResources && (outInfo != null)) { 10753 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10754 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10755 getAppDexInstructionSets(ps)); 10756 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10757 } 10758 return true; 10759 } 10760 10761 @Override 10762 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10763 int userId) { 10764 mContext.enforceCallingOrSelfPermission( 10765 android.Manifest.permission.DELETE_PACKAGES, null); 10766 synchronized (mPackages) { 10767 PackageSetting ps = mSettings.mPackages.get(packageName); 10768 if (ps == null) { 10769 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10770 return false; 10771 } 10772 if (!ps.getInstalled(userId)) { 10773 // Can't block uninstall for an app that is not installed or enabled. 10774 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10775 return false; 10776 } 10777 ps.setBlockUninstall(blockUninstall, userId); 10778 mSettings.writePackageRestrictionsLPr(userId); 10779 } 10780 return true; 10781 } 10782 10783 @Override 10784 public boolean getBlockUninstallForUser(String packageName, int userId) { 10785 synchronized (mPackages) { 10786 PackageSetting ps = mSettings.mPackages.get(packageName); 10787 if (ps == null) { 10788 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10789 return false; 10790 } 10791 return ps.getBlockUninstall(userId); 10792 } 10793 } 10794 10795 /* 10796 * This method handles package deletion in general 10797 */ 10798 private boolean deletePackageLI(String packageName, UserHandle user, 10799 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10800 int flags, PackageRemovedInfo outInfo, 10801 boolean writeSettings) { 10802 if (packageName == null) { 10803 Slog.w(TAG, "Attempt to delete null packageName."); 10804 return false; 10805 } 10806 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10807 PackageSetting ps; 10808 boolean dataOnly = false; 10809 int removeUser = -1; 10810 int appId = -1; 10811 synchronized (mPackages) { 10812 ps = mSettings.mPackages.get(packageName); 10813 if (ps == null) { 10814 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10815 return false; 10816 } 10817 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10818 && user.getIdentifier() != UserHandle.USER_ALL) { 10819 // The caller is asking that the package only be deleted for a single 10820 // user. To do this, we just mark its uninstalled state and delete 10821 // its data. If this is a system app, we only allow this to happen if 10822 // they have set the special DELETE_SYSTEM_APP which requests different 10823 // semantics than normal for uninstalling system apps. 10824 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10825 ps.setUserState(user.getIdentifier(), 10826 COMPONENT_ENABLED_STATE_DEFAULT, 10827 false, //installed 10828 true, //stopped 10829 true, //notLaunched 10830 false, //hidden 10831 null, null, null, 10832 false // blockUninstall 10833 ); 10834 if (!isSystemApp(ps)) { 10835 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10836 // Other user still have this package installed, so all 10837 // we need to do is clear this user's data and save that 10838 // it is uninstalled. 10839 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10840 removeUser = user.getIdentifier(); 10841 appId = ps.appId; 10842 mSettings.writePackageRestrictionsLPr(removeUser); 10843 } else { 10844 // We need to set it back to 'installed' so the uninstall 10845 // broadcasts will be sent correctly. 10846 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10847 ps.setInstalled(true, user.getIdentifier()); 10848 } 10849 } else { 10850 // This is a system app, so we assume that the 10851 // other users still have this package installed, so all 10852 // we need to do is clear this user's data and save that 10853 // it is uninstalled. 10854 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10855 removeUser = user.getIdentifier(); 10856 appId = ps.appId; 10857 mSettings.writePackageRestrictionsLPr(removeUser); 10858 } 10859 } 10860 } 10861 10862 if (removeUser >= 0) { 10863 // From above, we determined that we are deleting this only 10864 // for a single user. Continue the work here. 10865 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10866 if (outInfo != null) { 10867 outInfo.removedPackage = packageName; 10868 outInfo.removedAppId = appId; 10869 outInfo.removedUsers = new int[] {removeUser}; 10870 } 10871 mInstaller.clearUserData(packageName, removeUser); 10872 removeKeystoreDataIfNeeded(removeUser, appId); 10873 schedulePackageCleaning(packageName, removeUser, false); 10874 return true; 10875 } 10876 10877 if (dataOnly) { 10878 // Delete application data first 10879 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10880 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10881 return true; 10882 } 10883 10884 boolean ret = false; 10885 if (isSystemApp(ps)) { 10886 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10887 // When an updated system application is deleted we delete the existing resources as well and 10888 // fall back to existing code in system partition 10889 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10890 flags, outInfo, writeSettings); 10891 } else { 10892 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10893 // Kill application pre-emptively especially for apps on sd. 10894 killApplication(packageName, ps.appId, "uninstall pkg"); 10895 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10896 allUserHandles, perUserInstalled, 10897 outInfo, writeSettings); 10898 } 10899 10900 return ret; 10901 } 10902 10903 private final class ClearStorageConnection implements ServiceConnection { 10904 IMediaContainerService mContainerService; 10905 10906 @Override 10907 public void onServiceConnected(ComponentName name, IBinder service) { 10908 synchronized (this) { 10909 mContainerService = IMediaContainerService.Stub.asInterface(service); 10910 notifyAll(); 10911 } 10912 } 10913 10914 @Override 10915 public void onServiceDisconnected(ComponentName name) { 10916 } 10917 } 10918 10919 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10920 final boolean mounted; 10921 if (Environment.isExternalStorageEmulated()) { 10922 mounted = true; 10923 } else { 10924 final String status = Environment.getExternalStorageState(); 10925 10926 mounted = status.equals(Environment.MEDIA_MOUNTED) 10927 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10928 } 10929 10930 if (!mounted) { 10931 return; 10932 } 10933 10934 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10935 int[] users; 10936 if (userId == UserHandle.USER_ALL) { 10937 users = sUserManager.getUserIds(); 10938 } else { 10939 users = new int[] { userId }; 10940 } 10941 final ClearStorageConnection conn = new ClearStorageConnection(); 10942 if (mContext.bindServiceAsUser( 10943 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10944 try { 10945 for (int curUser : users) { 10946 long timeout = SystemClock.uptimeMillis() + 5000; 10947 synchronized (conn) { 10948 long now = SystemClock.uptimeMillis(); 10949 while (conn.mContainerService == null && now < timeout) { 10950 try { 10951 conn.wait(timeout - now); 10952 } catch (InterruptedException e) { 10953 } 10954 } 10955 } 10956 if (conn.mContainerService == null) { 10957 return; 10958 } 10959 10960 final UserEnvironment userEnv = new UserEnvironment(curUser); 10961 clearDirectory(conn.mContainerService, 10962 userEnv.buildExternalStorageAppCacheDirs(packageName)); 10963 if (allData) { 10964 clearDirectory(conn.mContainerService, 10965 userEnv.buildExternalStorageAppDataDirs(packageName)); 10966 clearDirectory(conn.mContainerService, 10967 userEnv.buildExternalStorageAppMediaDirs(packageName)); 10968 } 10969 } 10970 } finally { 10971 mContext.unbindService(conn); 10972 } 10973 } 10974 } 10975 10976 @Override 10977 public void clearApplicationUserData(final String packageName, 10978 final IPackageDataObserver observer, final int userId) { 10979 mContext.enforceCallingOrSelfPermission( 10980 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 10981 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 10982 // Queue up an async operation since the package deletion may take a little while. 10983 mHandler.post(new Runnable() { 10984 public void run() { 10985 mHandler.removeCallbacks(this); 10986 final boolean succeeded; 10987 synchronized (mInstallLock) { 10988 succeeded = clearApplicationUserDataLI(packageName, userId); 10989 } 10990 clearExternalStorageDataSync(packageName, userId, true); 10991 if (succeeded) { 10992 // invoke DeviceStorageMonitor's update method to clear any notifications 10993 DeviceStorageMonitorInternal 10994 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 10995 if (dsm != null) { 10996 dsm.checkMemory(); 10997 } 10998 } 10999 if(observer != null) { 11000 try { 11001 observer.onRemoveCompleted(packageName, succeeded); 11002 } catch (RemoteException e) { 11003 Log.i(TAG, "Observer no longer exists."); 11004 } 11005 } //end if observer 11006 } //end run 11007 }); 11008 } 11009 11010 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11011 if (packageName == null) { 11012 Slog.w(TAG, "Attempt to delete null packageName."); 11013 return false; 11014 } 11015 11016 // Try finding details about the requested package 11017 PackageParser.Package pkg; 11018 synchronized (mPackages) { 11019 pkg = mPackages.get(packageName); 11020 if (pkg == null) { 11021 final PackageSetting ps = mSettings.mPackages.get(packageName); 11022 if (ps != null) { 11023 pkg = ps.pkg; 11024 } 11025 } 11026 } 11027 11028 if (pkg == null) { 11029 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11030 } 11031 11032 // Always delete data directories for package, even if we found no other 11033 // record of app. This helps users recover from UID mismatches without 11034 // resorting to a full data wipe. 11035 int retCode = mInstaller.clearUserData(packageName, userId); 11036 if (retCode < 0) { 11037 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 11038 return false; 11039 } 11040 11041 if (pkg == null) { 11042 return false; 11043 } 11044 11045 if (pkg != null && pkg.applicationInfo != null) { 11046 final int appId = pkg.applicationInfo.uid; 11047 removeKeystoreDataIfNeeded(userId, appId); 11048 } 11049 11050 // Create a native library symlink only if we have native libraries 11051 // and if the native libraries are 32 bit libraries. We do not provide 11052 // this symlink for 64 bit libraries. 11053 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11054 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11055 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11056 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11057 Slog.w(TAG, "Failed linking native library dir"); 11058 return false; 11059 } 11060 } 11061 11062 return true; 11063 } 11064 11065 /** 11066 * Remove entries from the keystore daemon. Will only remove it if the 11067 * {@code appId} is valid. 11068 */ 11069 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11070 if (appId < 0) { 11071 return; 11072 } 11073 11074 final KeyStore keyStore = KeyStore.getInstance(); 11075 if (keyStore != null) { 11076 if (userId == UserHandle.USER_ALL) { 11077 for (final int individual : sUserManager.getUserIds()) { 11078 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11079 } 11080 } else { 11081 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11082 } 11083 } else { 11084 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11085 } 11086 } 11087 11088 @Override 11089 public void deleteApplicationCacheFiles(final String packageName, 11090 final IPackageDataObserver observer) { 11091 mContext.enforceCallingOrSelfPermission( 11092 android.Manifest.permission.DELETE_CACHE_FILES, null); 11093 // Queue up an async operation since the package deletion may take a little while. 11094 final int userId = UserHandle.getCallingUserId(); 11095 mHandler.post(new Runnable() { 11096 public void run() { 11097 mHandler.removeCallbacks(this); 11098 final boolean succeded; 11099 synchronized (mInstallLock) { 11100 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11101 } 11102 clearExternalStorageDataSync(packageName, userId, false); 11103 if(observer != null) { 11104 try { 11105 observer.onRemoveCompleted(packageName, succeded); 11106 } catch (RemoteException e) { 11107 Log.i(TAG, "Observer no longer exists."); 11108 } 11109 } //end if observer 11110 } //end run 11111 }); 11112 } 11113 11114 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11115 if (packageName == null) { 11116 Slog.w(TAG, "Attempt to delete null packageName."); 11117 return false; 11118 } 11119 PackageParser.Package p; 11120 synchronized (mPackages) { 11121 p = mPackages.get(packageName); 11122 } 11123 if (p == null) { 11124 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11125 return false; 11126 } 11127 final ApplicationInfo applicationInfo = p.applicationInfo; 11128 if (applicationInfo == null) { 11129 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11130 return false; 11131 } 11132 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11133 if (retCode < 0) { 11134 Slog.w(TAG, "Couldn't remove cache files for package: " 11135 + packageName + " u" + userId); 11136 return false; 11137 } 11138 return true; 11139 } 11140 11141 @Override 11142 public void getPackageSizeInfo(final String packageName, int userHandle, 11143 final IPackageStatsObserver observer) { 11144 mContext.enforceCallingOrSelfPermission( 11145 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11146 if (packageName == null) { 11147 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11148 } 11149 11150 PackageStats stats = new PackageStats(packageName, userHandle); 11151 11152 /* 11153 * Queue up an async operation since the package measurement may take a 11154 * little while. 11155 */ 11156 Message msg = mHandler.obtainMessage(INIT_COPY); 11157 msg.obj = new MeasureParams(stats, observer); 11158 mHandler.sendMessage(msg); 11159 } 11160 11161 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11162 PackageStats pStats) { 11163 if (packageName == null) { 11164 Slog.w(TAG, "Attempt to get size of null packageName."); 11165 return false; 11166 } 11167 PackageParser.Package p; 11168 boolean dataOnly = false; 11169 String libDirRoot = null; 11170 String asecPath = null; 11171 PackageSetting ps = null; 11172 synchronized (mPackages) { 11173 p = mPackages.get(packageName); 11174 ps = mSettings.mPackages.get(packageName); 11175 if(p == null) { 11176 dataOnly = true; 11177 if((ps == null) || (ps.pkg == null)) { 11178 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11179 return false; 11180 } 11181 p = ps.pkg; 11182 } 11183 if (ps != null) { 11184 libDirRoot = ps.legacyNativeLibraryPathString; 11185 } 11186 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11187 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11188 if (secureContainerId != null) { 11189 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11190 } 11191 } 11192 } 11193 String publicSrcDir = null; 11194 if(!dataOnly) { 11195 final ApplicationInfo applicationInfo = p.applicationInfo; 11196 if (applicationInfo == null) { 11197 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11198 return false; 11199 } 11200 if (isForwardLocked(p)) { 11201 publicSrcDir = applicationInfo.getBaseResourcePath(); 11202 } 11203 } 11204 // TODO: extend to measure size of split APKs 11205 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11206 // not just the first level. 11207 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11208 // just the primary. 11209 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11210 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11211 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11212 if (res < 0) { 11213 return false; 11214 } 11215 11216 // Fix-up for forward-locked applications in ASEC containers. 11217 if (!isExternal(p)) { 11218 pStats.codeSize += pStats.externalCodeSize; 11219 pStats.externalCodeSize = 0L; 11220 } 11221 11222 return true; 11223 } 11224 11225 11226 @Override 11227 public void addPackageToPreferred(String packageName) { 11228 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11229 } 11230 11231 @Override 11232 public void removePackageFromPreferred(String packageName) { 11233 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11234 } 11235 11236 @Override 11237 public List<PackageInfo> getPreferredPackages(int flags) { 11238 return new ArrayList<PackageInfo>(); 11239 } 11240 11241 private int getUidTargetSdkVersionLockedLPr(int uid) { 11242 Object obj = mSettings.getUserIdLPr(uid); 11243 if (obj instanceof SharedUserSetting) { 11244 final SharedUserSetting sus = (SharedUserSetting) obj; 11245 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11246 final Iterator<PackageSetting> it = sus.packages.iterator(); 11247 while (it.hasNext()) { 11248 final PackageSetting ps = it.next(); 11249 if (ps.pkg != null) { 11250 int v = ps.pkg.applicationInfo.targetSdkVersion; 11251 if (v < vers) vers = v; 11252 } 11253 } 11254 return vers; 11255 } else if (obj instanceof PackageSetting) { 11256 final PackageSetting ps = (PackageSetting) obj; 11257 if (ps.pkg != null) { 11258 return ps.pkg.applicationInfo.targetSdkVersion; 11259 } 11260 } 11261 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11262 } 11263 11264 @Override 11265 public void addPreferredActivity(IntentFilter filter, int match, 11266 ComponentName[] set, ComponentName activity, int userId) { 11267 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11268 "Adding preferred"); 11269 } 11270 11271 private void addPreferredActivityInternal(IntentFilter filter, int match, 11272 ComponentName[] set, ComponentName activity, boolean always, int userId, 11273 String opname) { 11274 // writer 11275 int callingUid = Binder.getCallingUid(); 11276 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 11277 if (filter.countActions() == 0) { 11278 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11279 return; 11280 } 11281 synchronized (mPackages) { 11282 if (mContext.checkCallingOrSelfPermission( 11283 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11284 != PackageManager.PERMISSION_GRANTED) { 11285 if (getUidTargetSdkVersionLockedLPr(callingUid) 11286 < Build.VERSION_CODES.FROYO) { 11287 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11288 + callingUid); 11289 return; 11290 } 11291 mContext.enforceCallingOrSelfPermission( 11292 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11293 } 11294 11295 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11296 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11297 + userId + ":"); 11298 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11299 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11300 mSettings.writePackageRestrictionsLPr(userId); 11301 } 11302 } 11303 11304 @Override 11305 public void replacePreferredActivity(IntentFilter filter, int match, 11306 ComponentName[] set, ComponentName activity, int userId) { 11307 if (filter.countActions() != 1) { 11308 throw new IllegalArgumentException( 11309 "replacePreferredActivity expects filter to have only 1 action."); 11310 } 11311 if (filter.countDataAuthorities() != 0 11312 || filter.countDataPaths() != 0 11313 || filter.countDataSchemes() > 1 11314 || filter.countDataTypes() != 0) { 11315 throw new IllegalArgumentException( 11316 "replacePreferredActivity expects filter to have no data authorities, " + 11317 "paths, or types; and at most one scheme."); 11318 } 11319 11320 final int callingUid = Binder.getCallingUid(); 11321 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 11322 synchronized (mPackages) { 11323 if (mContext.checkCallingOrSelfPermission( 11324 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11325 != PackageManager.PERMISSION_GRANTED) { 11326 if (getUidTargetSdkVersionLockedLPr(callingUid) 11327 < Build.VERSION_CODES.FROYO) { 11328 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11329 + Binder.getCallingUid()); 11330 return; 11331 } 11332 mContext.enforceCallingOrSelfPermission( 11333 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11334 } 11335 11336 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11337 if (pir != null) { 11338 // Get all of the existing entries that exactly match this filter. 11339 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11340 if (existing != null && existing.size() == 1) { 11341 PreferredActivity cur = existing.get(0); 11342 if (DEBUG_PREFERRED) { 11343 Slog.i(TAG, "Checking replace of preferred:"); 11344 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11345 if (!cur.mPref.mAlways) { 11346 Slog.i(TAG, " -- CUR; not mAlways!"); 11347 } else { 11348 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11349 Slog.i(TAG, " -- CUR: mSet=" 11350 + Arrays.toString(cur.mPref.mSetComponents)); 11351 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11352 Slog.i(TAG, " -- NEW: mMatch=" 11353 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11354 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11355 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11356 } 11357 } 11358 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11359 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11360 && cur.mPref.sameSet(set)) { 11361 if (DEBUG_PREFERRED) { 11362 Slog.i(TAG, "Replacing with same preferred activity " 11363 + cur.mPref.mShortComponent + " for user " 11364 + userId + ":"); 11365 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11366 } else { 11367 Slog.i(TAG, "Replacing with same preferred activity " 11368 + cur.mPref.mShortComponent + " for user " 11369 + userId); 11370 } 11371 return; 11372 } 11373 } 11374 11375 if (existing != null) { 11376 if (DEBUG_PREFERRED) { 11377 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11378 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11379 } 11380 for (int i = 0; i < existing.size(); i++) { 11381 PreferredActivity pa = existing.get(i); 11382 if (DEBUG_PREFERRED) { 11383 Slog.i(TAG, "Removing existing preferred activity " 11384 + pa.mPref.mComponent + ":"); 11385 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11386 } 11387 pir.removeFilter(pa); 11388 } 11389 } 11390 } 11391 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11392 "Replacing preferred"); 11393 } 11394 } 11395 11396 @Override 11397 public void clearPackagePreferredActivities(String packageName) { 11398 final int uid = Binder.getCallingUid(); 11399 // writer 11400 synchronized (mPackages) { 11401 PackageParser.Package pkg = mPackages.get(packageName); 11402 if (pkg == null || pkg.applicationInfo.uid != uid) { 11403 if (mContext.checkCallingOrSelfPermission( 11404 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11405 != PackageManager.PERMISSION_GRANTED) { 11406 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11407 < Build.VERSION_CODES.FROYO) { 11408 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11409 + Binder.getCallingUid()); 11410 return; 11411 } 11412 mContext.enforceCallingOrSelfPermission( 11413 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11414 } 11415 } 11416 11417 int user = UserHandle.getCallingUserId(); 11418 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11419 mSettings.writePackageRestrictionsLPr(user); 11420 scheduleWriteSettingsLocked(); 11421 } 11422 } 11423 } 11424 11425 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11426 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11427 ArrayList<PreferredActivity> removed = null; 11428 boolean changed = false; 11429 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11430 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11431 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11432 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11433 continue; 11434 } 11435 Iterator<PreferredActivity> it = pir.filterIterator(); 11436 while (it.hasNext()) { 11437 PreferredActivity pa = it.next(); 11438 // Mark entry for removal only if it matches the package name 11439 // and the entry is of type "always". 11440 if (packageName == null || 11441 (pa.mPref.mComponent.getPackageName().equals(packageName) 11442 && pa.mPref.mAlways)) { 11443 if (removed == null) { 11444 removed = new ArrayList<PreferredActivity>(); 11445 } 11446 removed.add(pa); 11447 } 11448 } 11449 if (removed != null) { 11450 for (int j=0; j<removed.size(); j++) { 11451 PreferredActivity pa = removed.get(j); 11452 pir.removeFilter(pa); 11453 } 11454 changed = true; 11455 } 11456 } 11457 return changed; 11458 } 11459 11460 @Override 11461 public void resetPreferredActivities(int userId) { 11462 /* TODO: Actually use userId. Why is it being passed in? */ 11463 mContext.enforceCallingOrSelfPermission( 11464 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11465 // writer 11466 synchronized (mPackages) { 11467 int user = UserHandle.getCallingUserId(); 11468 clearPackagePreferredActivitiesLPw(null, user); 11469 mSettings.readDefaultPreferredAppsLPw(this, user); 11470 mSettings.writePackageRestrictionsLPr(user); 11471 scheduleWriteSettingsLocked(); 11472 } 11473 } 11474 11475 @Override 11476 public int getPreferredActivities(List<IntentFilter> outFilters, 11477 List<ComponentName> outActivities, String packageName) { 11478 11479 int num = 0; 11480 final int userId = UserHandle.getCallingUserId(); 11481 // reader 11482 synchronized (mPackages) { 11483 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11484 if (pir != null) { 11485 final Iterator<PreferredActivity> it = pir.filterIterator(); 11486 while (it.hasNext()) { 11487 final PreferredActivity pa = it.next(); 11488 if (packageName == null 11489 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11490 && pa.mPref.mAlways)) { 11491 if (outFilters != null) { 11492 outFilters.add(new IntentFilter(pa)); 11493 } 11494 if (outActivities != null) { 11495 outActivities.add(pa.mPref.mComponent); 11496 } 11497 } 11498 } 11499 } 11500 } 11501 11502 return num; 11503 } 11504 11505 @Override 11506 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11507 int userId) { 11508 int callingUid = Binder.getCallingUid(); 11509 if (callingUid != Process.SYSTEM_UID) { 11510 throw new SecurityException( 11511 "addPersistentPreferredActivity can only be run by the system"); 11512 } 11513 if (filter.countActions() == 0) { 11514 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11515 return; 11516 } 11517 synchronized (mPackages) { 11518 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11519 " :"); 11520 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11521 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11522 new PersistentPreferredActivity(filter, activity)); 11523 mSettings.writePackageRestrictionsLPr(userId); 11524 } 11525 } 11526 11527 @Override 11528 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11529 int callingUid = Binder.getCallingUid(); 11530 if (callingUid != Process.SYSTEM_UID) { 11531 throw new SecurityException( 11532 "clearPackagePersistentPreferredActivities can only be run by the system"); 11533 } 11534 ArrayList<PersistentPreferredActivity> removed = null; 11535 boolean changed = false; 11536 synchronized (mPackages) { 11537 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11538 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11539 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11540 .valueAt(i); 11541 if (userId != thisUserId) { 11542 continue; 11543 } 11544 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11545 while (it.hasNext()) { 11546 PersistentPreferredActivity ppa = it.next(); 11547 // Mark entry for removal only if it matches the package name. 11548 if (ppa.mComponent.getPackageName().equals(packageName)) { 11549 if (removed == null) { 11550 removed = new ArrayList<PersistentPreferredActivity>(); 11551 } 11552 removed.add(ppa); 11553 } 11554 } 11555 if (removed != null) { 11556 for (int j=0; j<removed.size(); j++) { 11557 PersistentPreferredActivity ppa = removed.get(j); 11558 ppir.removeFilter(ppa); 11559 } 11560 changed = true; 11561 } 11562 } 11563 11564 if (changed) { 11565 mSettings.writePackageRestrictionsLPr(userId); 11566 } 11567 } 11568 } 11569 11570 @Override 11571 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11572 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11573 mContext.enforceCallingOrSelfPermission( 11574 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11575 int callingUid = Binder.getCallingUid(); 11576 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11577 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11578 if (intentFilter.countActions() == 0) { 11579 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11580 return; 11581 } 11582 synchronized (mPackages) { 11583 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11584 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11585 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11586 mSettings.writePackageRestrictionsLPr(sourceUserId); 11587 } 11588 } 11589 11590 @Override 11591 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11592 int ownerUserId) { 11593 mContext.enforceCallingOrSelfPermission( 11594 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11595 int callingUid = Binder.getCallingUid(); 11596 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11597 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11598 int callingUserId = UserHandle.getUserId(callingUid); 11599 synchronized (mPackages) { 11600 CrossProfileIntentResolver resolver = 11601 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11602 HashSet<CrossProfileIntentFilter> set = 11603 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11604 for (CrossProfileIntentFilter filter : set) { 11605 if (filter.getOwnerPackage().equals(ownerPackage) 11606 && filter.getOwnerUserId() == callingUserId) { 11607 resolver.removeFilter(filter); 11608 } 11609 } 11610 mSettings.writePackageRestrictionsLPr(sourceUserId); 11611 } 11612 } 11613 11614 // Enforcing that callingUid is owning pkg on userId 11615 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11616 // The system owns everything. 11617 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11618 return; 11619 } 11620 int callingUserId = UserHandle.getUserId(callingUid); 11621 if (callingUserId != userId) { 11622 throw new SecurityException("calling uid " + callingUid 11623 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11624 + callingUserId); 11625 } 11626 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11627 if (pi == null) { 11628 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11629 + callingUserId); 11630 } 11631 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11632 throw new SecurityException("Calling uid " + callingUid 11633 + " does not own package " + pkg); 11634 } 11635 } 11636 11637 @Override 11638 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11639 Intent intent = new Intent(Intent.ACTION_MAIN); 11640 intent.addCategory(Intent.CATEGORY_HOME); 11641 11642 final int callingUserId = UserHandle.getCallingUserId(); 11643 List<ResolveInfo> list = queryIntentActivities(intent, null, 11644 PackageManager.GET_META_DATA, callingUserId); 11645 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11646 true, false, false, callingUserId); 11647 11648 allHomeCandidates.clear(); 11649 if (list != null) { 11650 for (ResolveInfo ri : list) { 11651 allHomeCandidates.add(ri); 11652 } 11653 } 11654 return (preferred == null || preferred.activityInfo == null) 11655 ? null 11656 : new ComponentName(preferred.activityInfo.packageName, 11657 preferred.activityInfo.name); 11658 } 11659 11660 @Override 11661 public void setApplicationEnabledSetting(String appPackageName, 11662 int newState, int flags, int userId, String callingPackage) { 11663 if (!sUserManager.exists(userId)) return; 11664 if (callingPackage == null) { 11665 callingPackage = Integer.toString(Binder.getCallingUid()); 11666 } 11667 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11668 } 11669 11670 @Override 11671 public void setComponentEnabledSetting(ComponentName componentName, 11672 int newState, int flags, int userId) { 11673 if (!sUserManager.exists(userId)) return; 11674 setEnabledSetting(componentName.getPackageName(), 11675 componentName.getClassName(), newState, flags, userId, null); 11676 } 11677 11678 private void setEnabledSetting(final String packageName, String className, int newState, 11679 final int flags, int userId, String callingPackage) { 11680 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11681 || newState == COMPONENT_ENABLED_STATE_ENABLED 11682 || newState == COMPONENT_ENABLED_STATE_DISABLED 11683 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11684 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11685 throw new IllegalArgumentException("Invalid new component state: " 11686 + newState); 11687 } 11688 PackageSetting pkgSetting; 11689 final int uid = Binder.getCallingUid(); 11690 final int permission = mContext.checkCallingOrSelfPermission( 11691 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11692 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 11693 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11694 boolean sendNow = false; 11695 boolean isApp = (className == null); 11696 String componentName = isApp ? packageName : className; 11697 int packageUid = -1; 11698 ArrayList<String> components; 11699 11700 // writer 11701 synchronized (mPackages) { 11702 pkgSetting = mSettings.mPackages.get(packageName); 11703 if (pkgSetting == null) { 11704 if (className == null) { 11705 throw new IllegalArgumentException( 11706 "Unknown package: " + packageName); 11707 } 11708 throw new IllegalArgumentException( 11709 "Unknown component: " + packageName 11710 + "/" + className); 11711 } 11712 // Allow root and verify that userId is not being specified by a different user 11713 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11714 throw new SecurityException( 11715 "Permission Denial: attempt to change component state from pid=" 11716 + Binder.getCallingPid() 11717 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11718 } 11719 if (className == null) { 11720 // We're dealing with an application/package level state change 11721 if (pkgSetting.getEnabled(userId) == newState) { 11722 // Nothing to do 11723 return; 11724 } 11725 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11726 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11727 // Don't care about who enables an app. 11728 callingPackage = null; 11729 } 11730 pkgSetting.setEnabled(newState, userId, callingPackage); 11731 // pkgSetting.pkg.mSetEnabled = newState; 11732 } else { 11733 // We're dealing with a component level state change 11734 // First, verify that this is a valid class name. 11735 PackageParser.Package pkg = pkgSetting.pkg; 11736 if (pkg == null || !pkg.hasComponentClassName(className)) { 11737 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11738 throw new IllegalArgumentException("Component class " + className 11739 + " does not exist in " + packageName); 11740 } else { 11741 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11742 + className + " does not exist in " + packageName); 11743 } 11744 } 11745 switch (newState) { 11746 case COMPONENT_ENABLED_STATE_ENABLED: 11747 if (!pkgSetting.enableComponentLPw(className, userId)) { 11748 return; 11749 } 11750 break; 11751 case COMPONENT_ENABLED_STATE_DISABLED: 11752 if (!pkgSetting.disableComponentLPw(className, userId)) { 11753 return; 11754 } 11755 break; 11756 case COMPONENT_ENABLED_STATE_DEFAULT: 11757 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11758 return; 11759 } 11760 break; 11761 default: 11762 Slog.e(TAG, "Invalid new component state: " + newState); 11763 return; 11764 } 11765 } 11766 mSettings.writePackageRestrictionsLPr(userId); 11767 components = mPendingBroadcasts.get(userId, packageName); 11768 final boolean newPackage = components == null; 11769 if (newPackage) { 11770 components = new ArrayList<String>(); 11771 } 11772 if (!components.contains(componentName)) { 11773 components.add(componentName); 11774 } 11775 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11776 sendNow = true; 11777 // Purge entry from pending broadcast list if another one exists already 11778 // since we are sending one right away. 11779 mPendingBroadcasts.remove(userId, packageName); 11780 } else { 11781 if (newPackage) { 11782 mPendingBroadcasts.put(userId, packageName, components); 11783 } 11784 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11785 // Schedule a message 11786 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11787 } 11788 } 11789 } 11790 11791 long callingId = Binder.clearCallingIdentity(); 11792 try { 11793 if (sendNow) { 11794 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11795 sendPackageChangedBroadcast(packageName, 11796 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11797 } 11798 } finally { 11799 Binder.restoreCallingIdentity(callingId); 11800 } 11801 } 11802 11803 private void sendPackageChangedBroadcast(String packageName, 11804 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11805 if (DEBUG_INSTALL) 11806 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11807 + componentNames); 11808 Bundle extras = new Bundle(4); 11809 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11810 String nameList[] = new String[componentNames.size()]; 11811 componentNames.toArray(nameList); 11812 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11813 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11814 extras.putInt(Intent.EXTRA_UID, packageUid); 11815 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11816 new int[] {UserHandle.getUserId(packageUid)}); 11817 } 11818 11819 @Override 11820 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11821 if (!sUserManager.exists(userId)) return; 11822 final int uid = Binder.getCallingUid(); 11823 final int permission = mContext.checkCallingOrSelfPermission( 11824 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11825 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11826 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 11827 // writer 11828 synchronized (mPackages) { 11829 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11830 uid, userId)) { 11831 scheduleWritePackageRestrictionsLocked(userId); 11832 } 11833 } 11834 } 11835 11836 @Override 11837 public String getInstallerPackageName(String packageName) { 11838 // reader 11839 synchronized (mPackages) { 11840 return mSettings.getInstallerPackageNameLPr(packageName); 11841 } 11842 } 11843 11844 @Override 11845 public int getApplicationEnabledSetting(String packageName, int userId) { 11846 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11847 int uid = Binder.getCallingUid(); 11848 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 11849 // reader 11850 synchronized (mPackages) { 11851 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11852 } 11853 } 11854 11855 @Override 11856 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11857 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11858 int uid = Binder.getCallingUid(); 11859 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 11860 // reader 11861 synchronized (mPackages) { 11862 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11863 } 11864 } 11865 11866 @Override 11867 public void enterSafeMode() { 11868 enforceSystemOrRoot("Only the system can request entering safe mode"); 11869 11870 if (!mSystemReady) { 11871 mSafeMode = true; 11872 } 11873 } 11874 11875 @Override 11876 public void systemReady() { 11877 mSystemReady = true; 11878 11879 // Read the compatibilty setting when the system is ready. 11880 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11881 mContext.getContentResolver(), 11882 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11883 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11884 if (DEBUG_SETTINGS) { 11885 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11886 } 11887 11888 synchronized (mPackages) { 11889 // Verify that all of the preferred activity components actually 11890 // exist. It is possible for applications to be updated and at 11891 // that point remove a previously declared activity component that 11892 // had been set as a preferred activity. We try to clean this up 11893 // the next time we encounter that preferred activity, but it is 11894 // possible for the user flow to never be able to return to that 11895 // situation so here we do a sanity check to make sure we haven't 11896 // left any junk around. 11897 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11898 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11899 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11900 removed.clear(); 11901 for (PreferredActivity pa : pir.filterSet()) { 11902 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11903 removed.add(pa); 11904 } 11905 } 11906 if (removed.size() > 0) { 11907 for (int r=0; r<removed.size(); r++) { 11908 PreferredActivity pa = removed.get(r); 11909 Slog.w(TAG, "Removing dangling preferred activity: " 11910 + pa.mPref.mComponent); 11911 pir.removeFilter(pa); 11912 } 11913 mSettings.writePackageRestrictionsLPr( 11914 mSettings.mPreferredActivities.keyAt(i)); 11915 } 11916 } 11917 } 11918 sUserManager.systemReady(); 11919 11920 // Kick off any messages waiting for system ready 11921 if (mPostSystemReadyMessages != null) { 11922 for (Message msg : mPostSystemReadyMessages) { 11923 msg.sendToTarget(); 11924 } 11925 mPostSystemReadyMessages = null; 11926 } 11927 } 11928 11929 @Override 11930 public boolean isSafeMode() { 11931 return mSafeMode; 11932 } 11933 11934 @Override 11935 public boolean hasSystemUidErrors() { 11936 return mHasSystemUidErrors; 11937 } 11938 11939 static String arrayToString(int[] array) { 11940 StringBuffer buf = new StringBuffer(128); 11941 buf.append('['); 11942 if (array != null) { 11943 for (int i=0; i<array.length; i++) { 11944 if (i > 0) buf.append(", "); 11945 buf.append(array[i]); 11946 } 11947 } 11948 buf.append(']'); 11949 return buf.toString(); 11950 } 11951 11952 static class DumpState { 11953 public static final int DUMP_LIBS = 1 << 0; 11954 public static final int DUMP_FEATURES = 1 << 1; 11955 public static final int DUMP_RESOLVERS = 1 << 2; 11956 public static final int DUMP_PERMISSIONS = 1 << 3; 11957 public static final int DUMP_PACKAGES = 1 << 4; 11958 public static final int DUMP_SHARED_USERS = 1 << 5; 11959 public static final int DUMP_MESSAGES = 1 << 6; 11960 public static final int DUMP_PROVIDERS = 1 << 7; 11961 public static final int DUMP_VERIFIERS = 1 << 8; 11962 public static final int DUMP_PREFERRED = 1 << 9; 11963 public static final int DUMP_PREFERRED_XML = 1 << 10; 11964 public static final int DUMP_KEYSETS = 1 << 11; 11965 public static final int DUMP_VERSION = 1 << 12; 11966 public static final int DUMP_INSTALLS = 1 << 13; 11967 11968 public static final int OPTION_SHOW_FILTERS = 1 << 0; 11969 11970 private int mTypes; 11971 11972 private int mOptions; 11973 11974 private boolean mTitlePrinted; 11975 11976 private SharedUserSetting mSharedUser; 11977 11978 public boolean isDumping(int type) { 11979 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 11980 return true; 11981 } 11982 11983 return (mTypes & type) != 0; 11984 } 11985 11986 public void setDump(int type) { 11987 mTypes |= type; 11988 } 11989 11990 public boolean isOptionEnabled(int option) { 11991 return (mOptions & option) != 0; 11992 } 11993 11994 public void setOptionEnabled(int option) { 11995 mOptions |= option; 11996 } 11997 11998 public boolean onTitlePrinted() { 11999 final boolean printed = mTitlePrinted; 12000 mTitlePrinted = true; 12001 return printed; 12002 } 12003 12004 public boolean getTitlePrinted() { 12005 return mTitlePrinted; 12006 } 12007 12008 public void setTitlePrinted(boolean enabled) { 12009 mTitlePrinted = enabled; 12010 } 12011 12012 public SharedUserSetting getSharedUser() { 12013 return mSharedUser; 12014 } 12015 12016 public void setSharedUser(SharedUserSetting user) { 12017 mSharedUser = user; 12018 } 12019 } 12020 12021 @Override 12022 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12023 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12024 != PackageManager.PERMISSION_GRANTED) { 12025 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12026 + Binder.getCallingPid() 12027 + ", uid=" + Binder.getCallingUid() 12028 + " without permission " 12029 + android.Manifest.permission.DUMP); 12030 return; 12031 } 12032 12033 DumpState dumpState = new DumpState(); 12034 boolean fullPreferred = false; 12035 boolean checkin = false; 12036 12037 String packageName = null; 12038 12039 int opti = 0; 12040 while (opti < args.length) { 12041 String opt = args[opti]; 12042 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12043 break; 12044 } 12045 opti++; 12046 if ("-a".equals(opt)) { 12047 // Right now we only know how to print all. 12048 } else if ("-h".equals(opt)) { 12049 pw.println("Package manager dump options:"); 12050 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12051 pw.println(" --checkin: dump for a checkin"); 12052 pw.println(" -f: print details of intent filters"); 12053 pw.println(" -h: print this help"); 12054 pw.println(" cmd may be one of:"); 12055 pw.println(" l[ibraries]: list known shared libraries"); 12056 pw.println(" f[ibraries]: list device features"); 12057 pw.println(" k[eysets]: print known keysets"); 12058 pw.println(" r[esolvers]: dump intent resolvers"); 12059 pw.println(" perm[issions]: dump permissions"); 12060 pw.println(" pref[erred]: print preferred package settings"); 12061 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12062 pw.println(" prov[iders]: dump content providers"); 12063 pw.println(" p[ackages]: dump installed packages"); 12064 pw.println(" s[hared-users]: dump shared user IDs"); 12065 pw.println(" m[essages]: print collected runtime messages"); 12066 pw.println(" v[erifiers]: print package verifier info"); 12067 pw.println(" version: print database version info"); 12068 pw.println(" write: write current settings now"); 12069 pw.println(" <package.name>: info about given package"); 12070 pw.println(" installs: details about install sessions"); 12071 return; 12072 } else if ("--checkin".equals(opt)) { 12073 checkin = true; 12074 } else if ("-f".equals(opt)) { 12075 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12076 } else { 12077 pw.println("Unknown argument: " + opt + "; use -h for help"); 12078 } 12079 } 12080 12081 // Is the caller requesting to dump a particular piece of data? 12082 if (opti < args.length) { 12083 String cmd = args[opti]; 12084 opti++; 12085 // Is this a package name? 12086 if ("android".equals(cmd) || cmd.contains(".")) { 12087 packageName = cmd; 12088 // When dumping a single package, we always dump all of its 12089 // filter information since the amount of data will be reasonable. 12090 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12091 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12092 dumpState.setDump(DumpState.DUMP_LIBS); 12093 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12094 dumpState.setDump(DumpState.DUMP_FEATURES); 12095 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12096 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12097 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12098 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12099 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12100 dumpState.setDump(DumpState.DUMP_PREFERRED); 12101 } else if ("preferred-xml".equals(cmd)) { 12102 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12103 if (opti < args.length && "--full".equals(args[opti])) { 12104 fullPreferred = true; 12105 opti++; 12106 } 12107 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12108 dumpState.setDump(DumpState.DUMP_PACKAGES); 12109 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12110 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12111 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12112 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12113 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12114 dumpState.setDump(DumpState.DUMP_MESSAGES); 12115 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12116 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12117 } else if ("version".equals(cmd)) { 12118 dumpState.setDump(DumpState.DUMP_VERSION); 12119 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12120 dumpState.setDump(DumpState.DUMP_KEYSETS); 12121 } else if ("installs".equals(cmd)) { 12122 dumpState.setDump(DumpState.DUMP_INSTALLS); 12123 } else if ("write".equals(cmd)) { 12124 synchronized (mPackages) { 12125 mSettings.writeLPr(); 12126 pw.println("Settings written."); 12127 return; 12128 } 12129 } 12130 } 12131 12132 if (checkin) { 12133 pw.println("vers,1"); 12134 } 12135 12136 // reader 12137 synchronized (mPackages) { 12138 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12139 if (!checkin) { 12140 if (dumpState.onTitlePrinted()) 12141 pw.println(); 12142 pw.println("Database versions:"); 12143 pw.print(" SDK Version:"); 12144 pw.print(" internal="); 12145 pw.print(mSettings.mInternalSdkPlatform); 12146 pw.print(" external="); 12147 pw.println(mSettings.mExternalSdkPlatform); 12148 pw.print(" DB Version:"); 12149 pw.print(" internal="); 12150 pw.print(mSettings.mInternalDatabaseVersion); 12151 pw.print(" external="); 12152 pw.println(mSettings.mExternalDatabaseVersion); 12153 } 12154 } 12155 12156 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12157 if (!checkin) { 12158 if (dumpState.onTitlePrinted()) 12159 pw.println(); 12160 pw.println("Verifiers:"); 12161 pw.print(" Required: "); 12162 pw.print(mRequiredVerifierPackage); 12163 pw.print(" (uid="); 12164 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12165 pw.println(")"); 12166 } else if (mRequiredVerifierPackage != null) { 12167 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12168 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12169 } 12170 } 12171 12172 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12173 boolean printedHeader = false; 12174 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12175 while (it.hasNext()) { 12176 String name = it.next(); 12177 SharedLibraryEntry ent = mSharedLibraries.get(name); 12178 if (!checkin) { 12179 if (!printedHeader) { 12180 if (dumpState.onTitlePrinted()) 12181 pw.println(); 12182 pw.println("Libraries:"); 12183 printedHeader = true; 12184 } 12185 pw.print(" "); 12186 } else { 12187 pw.print("lib,"); 12188 } 12189 pw.print(name); 12190 if (!checkin) { 12191 pw.print(" -> "); 12192 } 12193 if (ent.path != null) { 12194 if (!checkin) { 12195 pw.print("(jar) "); 12196 pw.print(ent.path); 12197 } else { 12198 pw.print(",jar,"); 12199 pw.print(ent.path); 12200 } 12201 } else { 12202 if (!checkin) { 12203 pw.print("(apk) "); 12204 pw.print(ent.apk); 12205 } else { 12206 pw.print(",apk,"); 12207 pw.print(ent.apk); 12208 } 12209 } 12210 pw.println(); 12211 } 12212 } 12213 12214 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12215 if (dumpState.onTitlePrinted()) 12216 pw.println(); 12217 if (!checkin) { 12218 pw.println("Features:"); 12219 } 12220 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12221 while (it.hasNext()) { 12222 String name = it.next(); 12223 if (!checkin) { 12224 pw.print(" "); 12225 } else { 12226 pw.print("feat,"); 12227 } 12228 pw.println(name); 12229 } 12230 } 12231 12232 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12233 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12234 : "Activity Resolver Table:", " ", packageName, 12235 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12236 dumpState.setTitlePrinted(true); 12237 } 12238 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12239 : "Receiver Resolver Table:", " ", packageName, 12240 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12241 dumpState.setTitlePrinted(true); 12242 } 12243 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12244 : "Service Resolver Table:", " ", packageName, 12245 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12246 dumpState.setTitlePrinted(true); 12247 } 12248 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12249 : "Provider Resolver Table:", " ", packageName, 12250 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12251 dumpState.setTitlePrinted(true); 12252 } 12253 } 12254 12255 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12256 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12257 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12258 int user = mSettings.mPreferredActivities.keyAt(i); 12259 if (pir.dump(pw, 12260 dumpState.getTitlePrinted() 12261 ? "\nPreferred Activities User " + user + ":" 12262 : "Preferred Activities User " + user + ":", " ", 12263 packageName, true)) { 12264 dumpState.setTitlePrinted(true); 12265 } 12266 } 12267 } 12268 12269 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12270 pw.flush(); 12271 FileOutputStream fout = new FileOutputStream(fd); 12272 BufferedOutputStream str = new BufferedOutputStream(fout); 12273 XmlSerializer serializer = new FastXmlSerializer(); 12274 try { 12275 serializer.setOutput(str, "utf-8"); 12276 serializer.startDocument(null, true); 12277 serializer.setFeature( 12278 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12279 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12280 serializer.endDocument(); 12281 serializer.flush(); 12282 } catch (IllegalArgumentException e) { 12283 pw.println("Failed writing: " + e); 12284 } catch (IllegalStateException e) { 12285 pw.println("Failed writing: " + e); 12286 } catch (IOException e) { 12287 pw.println("Failed writing: " + e); 12288 } 12289 } 12290 12291 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12292 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12293 if (packageName == null) { 12294 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12295 if (iperm == 0) { 12296 if (dumpState.onTitlePrinted()) 12297 pw.println(); 12298 pw.println("AppOp Permissions:"); 12299 } 12300 pw.print(" AppOp Permission "); 12301 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12302 pw.println(":"); 12303 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12304 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12305 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12306 } 12307 } 12308 } 12309 } 12310 12311 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12312 boolean printedSomething = false; 12313 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12314 if (packageName != null && !packageName.equals(p.info.packageName)) { 12315 continue; 12316 } 12317 if (!printedSomething) { 12318 if (dumpState.onTitlePrinted()) 12319 pw.println(); 12320 pw.println("Registered ContentProviders:"); 12321 printedSomething = true; 12322 } 12323 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12324 pw.print(" "); pw.println(p.toString()); 12325 } 12326 printedSomething = false; 12327 for (Map.Entry<String, PackageParser.Provider> entry : 12328 mProvidersByAuthority.entrySet()) { 12329 PackageParser.Provider p = entry.getValue(); 12330 if (packageName != null && !packageName.equals(p.info.packageName)) { 12331 continue; 12332 } 12333 if (!printedSomething) { 12334 if (dumpState.onTitlePrinted()) 12335 pw.println(); 12336 pw.println("ContentProvider Authorities:"); 12337 printedSomething = true; 12338 } 12339 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12340 pw.print(" "); pw.println(p.toString()); 12341 if (p.info != null && p.info.applicationInfo != null) { 12342 final String appInfo = p.info.applicationInfo.toString(); 12343 pw.print(" applicationInfo="); pw.println(appInfo); 12344 } 12345 } 12346 } 12347 12348 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12349 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12350 } 12351 12352 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12353 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12354 } 12355 12356 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12357 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12358 } 12359 12360 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 12361 // XXX should handle packageName != null by dumping only install data that 12362 // the given package is involved with. 12363 if (dumpState.onTitlePrinted()) pw.println(); 12364 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12365 } 12366 12367 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12368 if (dumpState.onTitlePrinted()) pw.println(); 12369 mSettings.dumpReadMessagesLPr(pw, dumpState); 12370 12371 pw.println(); 12372 pw.println("Package warning messages:"); 12373 final File fname = getSettingsProblemFile(); 12374 FileInputStream in = null; 12375 try { 12376 in = new FileInputStream(fname); 12377 final int avail = in.available(); 12378 final byte[] data = new byte[avail]; 12379 in.read(data); 12380 pw.print(new String(data)); 12381 } catch (FileNotFoundException e) { 12382 } catch (IOException e) { 12383 } finally { 12384 if (in != null) { 12385 try { 12386 in.close(); 12387 } catch (IOException e) { 12388 } 12389 } 12390 } 12391 } 12392 } 12393 } 12394 12395 // ------- apps on sdcard specific code ------- 12396 static final boolean DEBUG_SD_INSTALL = false; 12397 12398 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12399 12400 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12401 12402 private boolean mMediaMounted = false; 12403 12404 static String getEncryptKey() { 12405 try { 12406 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12407 SD_ENCRYPTION_KEYSTORE_NAME); 12408 if (sdEncKey == null) { 12409 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12410 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12411 if (sdEncKey == null) { 12412 Slog.e(TAG, "Failed to create encryption keys"); 12413 return null; 12414 } 12415 } 12416 return sdEncKey; 12417 } catch (NoSuchAlgorithmException nsae) { 12418 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12419 return null; 12420 } catch (IOException ioe) { 12421 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12422 return null; 12423 } 12424 } 12425 12426 /* 12427 * Update media status on PackageManager. 12428 */ 12429 @Override 12430 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12431 int callingUid = Binder.getCallingUid(); 12432 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12433 throw new SecurityException("Media status can only be updated by the system"); 12434 } 12435 // reader; this apparently protects mMediaMounted, but should probably 12436 // be a different lock in that case. 12437 synchronized (mPackages) { 12438 Log.i(TAG, "Updating external media status from " 12439 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12440 + (mediaStatus ? "mounted" : "unmounted")); 12441 if (DEBUG_SD_INSTALL) 12442 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12443 + ", mMediaMounted=" + mMediaMounted); 12444 if (mediaStatus == mMediaMounted) { 12445 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12446 : 0, -1); 12447 mHandler.sendMessage(msg); 12448 return; 12449 } 12450 mMediaMounted = mediaStatus; 12451 } 12452 // Queue up an async operation since the package installation may take a 12453 // little while. 12454 mHandler.post(new Runnable() { 12455 public void run() { 12456 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12457 } 12458 }); 12459 } 12460 12461 /** 12462 * Called by MountService when the initial ASECs to scan are available. 12463 * Should block until all the ASEC containers are finished being scanned. 12464 */ 12465 public void scanAvailableAsecs() { 12466 updateExternalMediaStatusInner(true, false, false); 12467 if (mShouldRestoreconData) { 12468 SELinuxMMAC.setRestoreconDone(); 12469 mShouldRestoreconData = false; 12470 } 12471 } 12472 12473 /* 12474 * Collect information of applications on external media, map them against 12475 * existing containers and update information based on current mount status. 12476 * Please note that we always have to report status if reportStatus has been 12477 * set to true especially when unloading packages. 12478 */ 12479 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12480 boolean externalStorage) { 12481 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12482 int[] uidArr = EmptyArray.INT; 12483 12484 final String[] list = PackageHelper.getSecureContainerList(); 12485 if (ArrayUtils.isEmpty(list)) { 12486 Log.i(TAG, "No secure containers found"); 12487 } else { 12488 // Process list of secure containers and categorize them 12489 // as active or stale based on their package internal state. 12490 12491 // reader 12492 synchronized (mPackages) { 12493 for (String cid : list) { 12494 // Leave stages untouched for now; installer service owns them 12495 if (PackageInstallerService.isStageName(cid)) continue; 12496 12497 if (DEBUG_SD_INSTALL) 12498 Log.i(TAG, "Processing container " + cid); 12499 String pkgName = getAsecPackageName(cid); 12500 if (pkgName == null) { 12501 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12502 continue; 12503 } 12504 if (DEBUG_SD_INSTALL) 12505 Log.i(TAG, "Looking for pkg : " + pkgName); 12506 12507 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12508 if (ps == null) { 12509 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12510 continue; 12511 } 12512 12513 /* 12514 * Skip packages that are not external if we're unmounting 12515 * external storage. 12516 */ 12517 if (externalStorage && !isMounted && !isExternal(ps)) { 12518 continue; 12519 } 12520 12521 final AsecInstallArgs args = new AsecInstallArgs(cid, 12522 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12523 // The package status is changed only if the code path 12524 // matches between settings and the container id. 12525 if (ps.codePathString != null 12526 && ps.codePathString.startsWith(args.getCodePath())) { 12527 if (DEBUG_SD_INSTALL) { 12528 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12529 + " at code path: " + ps.codePathString); 12530 } 12531 12532 // We do have a valid package installed on sdcard 12533 processCids.put(args, ps.codePathString); 12534 final int uid = ps.appId; 12535 if (uid != -1) { 12536 uidArr = ArrayUtils.appendInt(uidArr, uid); 12537 } 12538 } else { 12539 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12540 + ps.codePathString); 12541 } 12542 } 12543 } 12544 12545 Arrays.sort(uidArr); 12546 } 12547 12548 // Process packages with valid entries. 12549 if (isMounted) { 12550 if (DEBUG_SD_INSTALL) 12551 Log.i(TAG, "Loading packages"); 12552 loadMediaPackages(processCids, uidArr); 12553 startCleaningPackages(); 12554 mInstallerService.onSecureContainersAvailable(); 12555 } else { 12556 if (DEBUG_SD_INSTALL) 12557 Log.i(TAG, "Unloading packages"); 12558 unloadMediaPackages(processCids, uidArr, reportStatus); 12559 } 12560 } 12561 12562 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12563 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12564 int size = pkgList.size(); 12565 if (size > 0) { 12566 // Send broadcasts here 12567 Bundle extras = new Bundle(); 12568 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12569 .toArray(new String[size])); 12570 if (uidArr != null) { 12571 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12572 } 12573 if (replacing) { 12574 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12575 } 12576 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12577 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12578 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12579 } 12580 } 12581 12582 /* 12583 * Look at potentially valid container ids from processCids If package 12584 * information doesn't match the one on record or package scanning fails, 12585 * the cid is added to list of removeCids. We currently don't delete stale 12586 * containers. 12587 */ 12588 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12589 ArrayList<String> pkgList = new ArrayList<String>(); 12590 Set<AsecInstallArgs> keys = processCids.keySet(); 12591 12592 for (AsecInstallArgs args : keys) { 12593 String codePath = processCids.get(args); 12594 if (DEBUG_SD_INSTALL) 12595 Log.i(TAG, "Loading container : " + args.cid); 12596 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12597 try { 12598 // Make sure there are no container errors first. 12599 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12600 Slog.e(TAG, "Failed to mount cid : " + args.cid 12601 + " when installing from sdcard"); 12602 continue; 12603 } 12604 // Check code path here. 12605 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12606 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12607 + " does not match one in settings " + codePath); 12608 continue; 12609 } 12610 // Parse package 12611 int parseFlags = mDefParseFlags; 12612 if (args.isExternal()) { 12613 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12614 } 12615 if (args.isFwdLocked()) { 12616 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12617 } 12618 12619 synchronized (mInstallLock) { 12620 PackageParser.Package pkg = null; 12621 try { 12622 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12623 } catch (PackageManagerException e) { 12624 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12625 } 12626 // Scan the package 12627 if (pkg != null) { 12628 /* 12629 * TODO why is the lock being held? doPostInstall is 12630 * called in other places without the lock. This needs 12631 * to be straightened out. 12632 */ 12633 // writer 12634 synchronized (mPackages) { 12635 retCode = PackageManager.INSTALL_SUCCEEDED; 12636 pkgList.add(pkg.packageName); 12637 // Post process args 12638 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12639 pkg.applicationInfo.uid); 12640 } 12641 } else { 12642 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12643 } 12644 } 12645 12646 } finally { 12647 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12648 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12649 } 12650 } 12651 } 12652 // writer 12653 synchronized (mPackages) { 12654 // If the platform SDK has changed since the last time we booted, 12655 // we need to re-grant app permission to catch any new ones that 12656 // appear. This is really a hack, and means that apps can in some 12657 // cases get permissions that the user didn't initially explicitly 12658 // allow... it would be nice to have some better way to handle 12659 // this situation. 12660 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12661 if (regrantPermissions) 12662 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12663 + mSdkVersion + "; regranting permissions for external storage"); 12664 mSettings.mExternalSdkPlatform = mSdkVersion; 12665 12666 // Make sure group IDs have been assigned, and any permission 12667 // changes in other apps are accounted for 12668 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12669 | (regrantPermissions 12670 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12671 : 0)); 12672 12673 mSettings.updateExternalDatabaseVersion(); 12674 12675 // can downgrade to reader 12676 // Persist settings 12677 mSettings.writeLPr(); 12678 } 12679 // Send a broadcast to let everyone know we are done processing 12680 if (pkgList.size() > 0) { 12681 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12682 } 12683 } 12684 12685 /* 12686 * Utility method to unload a list of specified containers 12687 */ 12688 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12689 // Just unmount all valid containers. 12690 for (AsecInstallArgs arg : cidArgs) { 12691 synchronized (mInstallLock) { 12692 arg.doPostDeleteLI(false); 12693 } 12694 } 12695 } 12696 12697 /* 12698 * Unload packages mounted on external media. This involves deleting package 12699 * data from internal structures, sending broadcasts about diabled packages, 12700 * gc'ing to free up references, unmounting all secure containers 12701 * corresponding to packages on external media, and posting a 12702 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12703 * that we always have to post this message if status has been requested no 12704 * matter what. 12705 */ 12706 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12707 final boolean reportStatus) { 12708 if (DEBUG_SD_INSTALL) 12709 Log.i(TAG, "unloading media packages"); 12710 ArrayList<String> pkgList = new ArrayList<String>(); 12711 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12712 final Set<AsecInstallArgs> keys = processCids.keySet(); 12713 for (AsecInstallArgs args : keys) { 12714 String pkgName = args.getPackageName(); 12715 if (DEBUG_SD_INSTALL) 12716 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12717 // Delete package internally 12718 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12719 synchronized (mInstallLock) { 12720 boolean res = deletePackageLI(pkgName, null, false, null, null, 12721 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12722 if (res) { 12723 pkgList.add(pkgName); 12724 } else { 12725 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12726 failedList.add(args); 12727 } 12728 } 12729 } 12730 12731 // reader 12732 synchronized (mPackages) { 12733 // We didn't update the settings after removing each package; 12734 // write them now for all packages. 12735 mSettings.writeLPr(); 12736 } 12737 12738 // We have to absolutely send UPDATED_MEDIA_STATUS only 12739 // after confirming that all the receivers processed the ordered 12740 // broadcast when packages get disabled, force a gc to clean things up. 12741 // and unload all the containers. 12742 if (pkgList.size() > 0) { 12743 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12744 new IIntentReceiver.Stub() { 12745 public void performReceive(Intent intent, int resultCode, String data, 12746 Bundle extras, boolean ordered, boolean sticky, 12747 int sendingUser) throws RemoteException { 12748 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12749 reportStatus ? 1 : 0, 1, keys); 12750 mHandler.sendMessage(msg); 12751 } 12752 }); 12753 } else { 12754 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12755 keys); 12756 mHandler.sendMessage(msg); 12757 } 12758 } 12759 12760 /** Binder call */ 12761 @Override 12762 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12763 final int flags) { 12764 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12765 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12766 int returnCode = PackageManager.MOVE_SUCCEEDED; 12767 int currInstallFlags = 0; 12768 int newInstallFlags = 0; 12769 12770 File codeFile = null; 12771 String installerPackageName = null; 12772 String packageAbiOverride = null; 12773 12774 // reader 12775 synchronized (mPackages) { 12776 final PackageParser.Package pkg = mPackages.get(packageName); 12777 final PackageSetting ps = mSettings.mPackages.get(packageName); 12778 if (pkg == null || ps == null) { 12779 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12780 } else { 12781 // Disable moving fwd locked apps and system packages 12782 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12783 Slog.w(TAG, "Cannot move system application"); 12784 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12785 } else if (pkg.mOperationPending) { 12786 Slog.w(TAG, "Attempt to move package which has pending operations"); 12787 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12788 } else { 12789 // Find install location first 12790 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12791 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12792 Slog.w(TAG, "Ambigous flags specified for move location."); 12793 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12794 } else { 12795 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12796 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12797 currInstallFlags = isExternal(pkg) 12798 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12799 12800 if (newInstallFlags == currInstallFlags) { 12801 Slog.w(TAG, "No move required. Trying to move to same location"); 12802 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12803 } else { 12804 if (isForwardLocked(pkg)) { 12805 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12806 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12807 } 12808 } 12809 } 12810 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12811 pkg.mOperationPending = true; 12812 } 12813 } 12814 12815 codeFile = new File(pkg.codePath); 12816 installerPackageName = ps.installerPackageName; 12817 packageAbiOverride = ps.cpuAbiOverrideString; 12818 } 12819 } 12820 12821 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12822 try { 12823 observer.packageMoved(packageName, returnCode); 12824 } catch (RemoteException ignored) { 12825 } 12826 return; 12827 } 12828 12829 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12830 @Override 12831 public void onUserActionRequired(Intent intent) throws RemoteException { 12832 throw new IllegalStateException(); 12833 } 12834 12835 @Override 12836 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12837 Bundle extras) throws RemoteException { 12838 Slog.d(TAG, "Install result for move: " 12839 + PackageManager.installStatusToString(returnCode, msg)); 12840 12841 // We usually have a new package now after the install, but if 12842 // we failed we need to clear the pending flag on the original 12843 // package object. 12844 synchronized (mPackages) { 12845 final PackageParser.Package pkg = mPackages.get(packageName); 12846 if (pkg != null) { 12847 pkg.mOperationPending = false; 12848 } 12849 } 12850 12851 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12852 switch (status) { 12853 case PackageInstaller.STATUS_SUCCESS: 12854 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12855 break; 12856 case PackageInstaller.STATUS_FAILURE_STORAGE: 12857 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12858 break; 12859 default: 12860 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12861 break; 12862 } 12863 } 12864 }; 12865 12866 // Treat a move like reinstalling an existing app, which ensures that we 12867 // process everythign uniformly, like unpacking native libraries. 12868 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12869 12870 final Message msg = mHandler.obtainMessage(INIT_COPY); 12871 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12872 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12873 installerPackageName, null, user, packageAbiOverride); 12874 mHandler.sendMessage(msg); 12875 } 12876 12877 @Override 12878 public boolean setInstallLocation(int loc) { 12879 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12880 null); 12881 if (getInstallLocation() == loc) { 12882 return true; 12883 } 12884 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12885 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12886 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12887 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12888 return true; 12889 } 12890 return false; 12891 } 12892 12893 @Override 12894 public int getInstallLocation() { 12895 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12896 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12897 PackageHelper.APP_INSTALL_AUTO); 12898 } 12899 12900 /** Called by UserManagerService */ 12901 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 12902 mDirtyUsers.remove(userHandle); 12903 mSettings.removeUserLPw(userHandle); 12904 mPendingBroadcasts.remove(userHandle); 12905 if (mInstaller != null) { 12906 // Technically, we shouldn't be doing this with the package lock 12907 // held. However, this is very rare, and there is already so much 12908 // other disk I/O going on, that we'll let it slide for now. 12909 mInstaller.removeUserDataDirs(userHandle); 12910 } 12911 mUserNeedsBadging.delete(userHandle); 12912 removeUnusedPackagesLILPw(userManager, userHandle); 12913 } 12914 12915 /** 12916 * We're removing userHandle and would like to remove any downloaded packages 12917 * that are no longer in use by any other user. 12918 * @param userHandle the user being removed 12919 */ 12920 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 12921 final boolean DEBUG_CLEAN_APKS = false; 12922 int [] users = userManager.getUserIdsLPr(); 12923 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 12924 while (psit.hasNext()) { 12925 PackageSetting ps = psit.next(); 12926 if (ps.pkg == null) { 12927 continue; 12928 } 12929 final String packageName = ps.pkg.packageName; 12930 // Skip over if system app 12931 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12932 continue; 12933 } 12934 if (DEBUG_CLEAN_APKS) { 12935 Slog.i(TAG, "Checking package " + packageName); 12936 } 12937 boolean keep = false; 12938 for (int i = 0; i < users.length; i++) { 12939 if (users[i] != userHandle && ps.getInstalled(users[i])) { 12940 keep = true; 12941 if (DEBUG_CLEAN_APKS) { 12942 Slog.i(TAG, " Keeping package " + packageName + " for user " 12943 + users[i]); 12944 } 12945 break; 12946 } 12947 } 12948 if (!keep) { 12949 if (DEBUG_CLEAN_APKS) { 12950 Slog.i(TAG, " Removing package " + packageName); 12951 } 12952 mHandler.post(new Runnable() { 12953 public void run() { 12954 deletePackageX(packageName, userHandle, 0); 12955 } //end run 12956 }); 12957 } 12958 } 12959 } 12960 12961 /** Called by UserManagerService */ 12962 void createNewUserLILPw(int userHandle, File path) { 12963 if (mInstaller != null) { 12964 mInstaller.createUserConfig(userHandle); 12965 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 12966 } 12967 } 12968 12969 @Override 12970 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 12971 mContext.enforceCallingOrSelfPermission( 12972 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12973 "Only package verification agents can read the verifier device identity"); 12974 12975 synchronized (mPackages) { 12976 return mSettings.getVerifierDeviceIdentityLPw(); 12977 } 12978 } 12979 12980 @Override 12981 public void setPermissionEnforced(String permission, boolean enforced) { 12982 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 12983 if (READ_EXTERNAL_STORAGE.equals(permission)) { 12984 synchronized (mPackages) { 12985 if (mSettings.mReadExternalStorageEnforced == null 12986 || mSettings.mReadExternalStorageEnforced != enforced) { 12987 mSettings.mReadExternalStorageEnforced = enforced; 12988 mSettings.writeLPr(); 12989 } 12990 } 12991 // kill any non-foreground processes so we restart them and 12992 // grant/revoke the GID. 12993 final IActivityManager am = ActivityManagerNative.getDefault(); 12994 if (am != null) { 12995 final long token = Binder.clearCallingIdentity(); 12996 try { 12997 am.killProcessesBelowForeground("setPermissionEnforcement"); 12998 } catch (RemoteException e) { 12999 } finally { 13000 Binder.restoreCallingIdentity(token); 13001 } 13002 } 13003 } else { 13004 throw new IllegalArgumentException("No selective enforcement for " + permission); 13005 } 13006 } 13007 13008 @Override 13009 @Deprecated 13010 public boolean isPermissionEnforced(String permission) { 13011 return true; 13012 } 13013 13014 @Override 13015 public boolean isStorageLow() { 13016 final long token = Binder.clearCallingIdentity(); 13017 try { 13018 final DeviceStorageMonitorInternal 13019 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13020 if (dsm != null) { 13021 return dsm.isMemoryLow(); 13022 } else { 13023 return false; 13024 } 13025 } finally { 13026 Binder.restoreCallingIdentity(token); 13027 } 13028 } 13029 13030 @Override 13031 public IPackageInstaller getPackageInstaller() { 13032 return mInstallerService; 13033 } 13034 13035 private boolean userNeedsBadging(int userId) { 13036 int index = mUserNeedsBadging.indexOfKey(userId); 13037 if (index < 0) { 13038 final UserInfo userInfo; 13039 final long token = Binder.clearCallingIdentity(); 13040 try { 13041 userInfo = sUserManager.getUserInfo(userId); 13042 } finally { 13043 Binder.restoreCallingIdentity(token); 13044 } 13045 final boolean b; 13046 if (userInfo != null && userInfo.isManagedProfile()) { 13047 b = true; 13048 } else { 13049 b = false; 13050 } 13051 mUserNeedsBadging.put(userId, b); 13052 return b; 13053 } 13054 return mUserNeedsBadging.valueAt(index); 13055 } 13056 13057 @Override 13058 public KeySet getKeySetByAlias(String packageName, String alias) { 13059 if (packageName == null || alias == null) { 13060 return null; 13061 } 13062 synchronized(mPackages) { 13063 final PackageParser.Package pkg = mPackages.get(packageName); 13064 if (pkg == null) { 13065 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13066 throw new IllegalArgumentException("Unknown package: " + packageName); 13067 } 13068 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13069 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13070 } 13071 } 13072 13073 @Override 13074 public KeySet getSigningKeySet(String packageName) { 13075 if (packageName == null) { 13076 return null; 13077 } 13078 synchronized(mPackages) { 13079 final PackageParser.Package pkg = mPackages.get(packageName); 13080 if (pkg == null) { 13081 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13082 throw new IllegalArgumentException("Unknown package: " + packageName); 13083 } 13084 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13085 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13086 throw new SecurityException("May not access signing KeySet of other apps."); 13087 } 13088 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13089 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13090 } 13091 } 13092 13093 @Override 13094 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13095 if (packageName == null || ks == null) { 13096 return false; 13097 } 13098 synchronized(mPackages) { 13099 final PackageParser.Package pkg = mPackages.get(packageName); 13100 if (pkg == null) { 13101 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13102 throw new IllegalArgumentException("Unknown package: " + packageName); 13103 } 13104 IBinder ksh = ks.getToken(); 13105 if (ksh instanceof KeySetHandle) { 13106 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13107 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13108 } 13109 return false; 13110 } 13111 } 13112 13113 @Override 13114 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13115 if (packageName == null || ks == null) { 13116 return false; 13117 } 13118 synchronized(mPackages) { 13119 final PackageParser.Package pkg = mPackages.get(packageName); 13120 if (pkg == null) { 13121 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13122 throw new IllegalArgumentException("Unknown package: " + packageName); 13123 } 13124 IBinder ksh = ks.getToken(); 13125 if (ksh instanceof KeySetHandle) { 13126 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13127 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13128 } 13129 return false; 13130 } 13131 } 13132} 13133