PackageManagerService.java revision ace27915d2cc5073bcbe9cc151a5c61683bdcd1a
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 PackageParser.generateActivityInfo(mResolveActivity, flags, 2165 new PackageUserState(), userId); 2166 } 2167 } 2168 return null; 2169 } 2170 2171 @Override 2172 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2173 String resolvedType) { 2174 synchronized (mPackages) { 2175 PackageParser.Activity a = mActivities.mActivities.get(component); 2176 if (a == null) { 2177 return false; 2178 } 2179 for (int i=0; i<a.intents.size(); i++) { 2180 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2181 intent.getData(), intent.getCategories(), TAG) >= 0) { 2182 return true; 2183 } 2184 } 2185 return false; 2186 } 2187 } 2188 2189 @Override 2190 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2191 if (!sUserManager.exists(userId)) return null; 2192 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2193 synchronized (mPackages) { 2194 PackageParser.Activity a = mReceivers.mActivities.get(component); 2195 if (DEBUG_PACKAGE_INFO) Log.v( 2196 TAG, "getReceiverInfo " + component + ": " + a); 2197 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2198 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2199 if (ps == null) return null; 2200 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2201 userId); 2202 } 2203 } 2204 return null; 2205 } 2206 2207 @Override 2208 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2209 if (!sUserManager.exists(userId)) return null; 2210 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2211 synchronized (mPackages) { 2212 PackageParser.Service s = mServices.mServices.get(component); 2213 if (DEBUG_PACKAGE_INFO) Log.v( 2214 TAG, "getServiceInfo " + component + ": " + s); 2215 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2216 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2217 if (ps == null) return null; 2218 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2219 userId); 2220 } 2221 } 2222 return null; 2223 } 2224 2225 @Override 2226 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2227 if (!sUserManager.exists(userId)) return null; 2228 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2229 synchronized (mPackages) { 2230 PackageParser.Provider p = mProviders.mProviders.get(component); 2231 if (DEBUG_PACKAGE_INFO) Log.v( 2232 TAG, "getProviderInfo " + component + ": " + p); 2233 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2234 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2235 if (ps == null) return null; 2236 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2237 userId); 2238 } 2239 } 2240 return null; 2241 } 2242 2243 @Override 2244 public String[] getSystemSharedLibraryNames() { 2245 Set<String> libSet; 2246 synchronized (mPackages) { 2247 libSet = mSharedLibraries.keySet(); 2248 int size = libSet.size(); 2249 if (size > 0) { 2250 String[] libs = new String[size]; 2251 libSet.toArray(libs); 2252 return libs; 2253 } 2254 } 2255 return null; 2256 } 2257 2258 @Override 2259 public FeatureInfo[] getSystemAvailableFeatures() { 2260 Collection<FeatureInfo> featSet; 2261 synchronized (mPackages) { 2262 featSet = mAvailableFeatures.values(); 2263 int size = featSet.size(); 2264 if (size > 0) { 2265 FeatureInfo[] features = new FeatureInfo[size+1]; 2266 featSet.toArray(features); 2267 FeatureInfo fi = new FeatureInfo(); 2268 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2269 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2270 features[size] = fi; 2271 return features; 2272 } 2273 } 2274 return null; 2275 } 2276 2277 @Override 2278 public boolean hasSystemFeature(String name) { 2279 synchronized (mPackages) { 2280 return mAvailableFeatures.containsKey(name); 2281 } 2282 } 2283 2284 private void checkValidCaller(int uid, int userId) { 2285 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2286 return; 2287 2288 throw new SecurityException("Caller uid=" + uid 2289 + " is not privileged to communicate with user=" + userId); 2290 } 2291 2292 @Override 2293 public int checkPermission(String permName, String pkgName) { 2294 synchronized (mPackages) { 2295 PackageParser.Package p = mPackages.get(pkgName); 2296 if (p != null && p.mExtras != null) { 2297 PackageSetting ps = (PackageSetting)p.mExtras; 2298 if (ps.sharedUser != null) { 2299 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2300 return PackageManager.PERMISSION_GRANTED; 2301 } 2302 } else if (ps.grantedPermissions.contains(permName)) { 2303 return PackageManager.PERMISSION_GRANTED; 2304 } 2305 } 2306 } 2307 return PackageManager.PERMISSION_DENIED; 2308 } 2309 2310 @Override 2311 public int checkUidPermission(String permName, int uid) { 2312 synchronized (mPackages) { 2313 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2314 if (obj != null) { 2315 GrantedPermissions gp = (GrantedPermissions)obj; 2316 if (gp.grantedPermissions.contains(permName)) { 2317 return PackageManager.PERMISSION_GRANTED; 2318 } 2319 } else { 2320 HashSet<String> perms = mSystemPermissions.get(uid); 2321 if (perms != null && perms.contains(permName)) { 2322 return PackageManager.PERMISSION_GRANTED; 2323 } 2324 } 2325 } 2326 return PackageManager.PERMISSION_DENIED; 2327 } 2328 2329 /** 2330 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2331 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2332 * @param checkShell TODO(yamasani): 2333 * @param message the message to log on security exception 2334 */ 2335 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2336 boolean checkShell, String message) { 2337 if (userId < 0) { 2338 throw new IllegalArgumentException("Invalid userId " + userId); 2339 } 2340 if (checkShell) { 2341 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2342 } 2343 if (userId == UserHandle.getUserId(callingUid)) return; 2344 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2345 if (requireFullPermission) { 2346 mContext.enforceCallingOrSelfPermission( 2347 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2348 } else { 2349 try { 2350 mContext.enforceCallingOrSelfPermission( 2351 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2352 } catch (SecurityException se) { 2353 mContext.enforceCallingOrSelfPermission( 2354 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2355 } 2356 } 2357 } 2358 } 2359 2360 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2361 if (callingUid == Process.SHELL_UID) { 2362 if (userHandle >= 0 2363 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2364 throw new SecurityException("Shell does not have permission to access user " 2365 + userHandle); 2366 } else if (userHandle < 0) { 2367 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2368 + Debug.getCallers(3)); 2369 } 2370 } 2371 } 2372 2373 private BasePermission findPermissionTreeLP(String permName) { 2374 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2375 if (permName.startsWith(bp.name) && 2376 permName.length() > bp.name.length() && 2377 permName.charAt(bp.name.length()) == '.') { 2378 return bp; 2379 } 2380 } 2381 return null; 2382 } 2383 2384 private BasePermission checkPermissionTreeLP(String permName) { 2385 if (permName != null) { 2386 BasePermission bp = findPermissionTreeLP(permName); 2387 if (bp != null) { 2388 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2389 return bp; 2390 } 2391 throw new SecurityException("Calling uid " 2392 + Binder.getCallingUid() 2393 + " is not allowed to add to permission tree " 2394 + bp.name + " owned by uid " + bp.uid); 2395 } 2396 } 2397 throw new SecurityException("No permission tree found for " + permName); 2398 } 2399 2400 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2401 if (s1 == null) { 2402 return s2 == null; 2403 } 2404 if (s2 == null) { 2405 return false; 2406 } 2407 if (s1.getClass() != s2.getClass()) { 2408 return false; 2409 } 2410 return s1.equals(s2); 2411 } 2412 2413 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2414 if (pi1.icon != pi2.icon) return false; 2415 if (pi1.logo != pi2.logo) return false; 2416 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2417 if (!compareStrings(pi1.name, pi2.name)) return false; 2418 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2419 // We'll take care of setting this one. 2420 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2421 // These are not currently stored in settings. 2422 //if (!compareStrings(pi1.group, pi2.group)) return false; 2423 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2424 //if (pi1.labelRes != pi2.labelRes) return false; 2425 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2426 return true; 2427 } 2428 2429 int permissionInfoFootprint(PermissionInfo info) { 2430 int size = info.name.length(); 2431 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2432 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2433 return size; 2434 } 2435 2436 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2437 int size = 0; 2438 for (BasePermission perm : mSettings.mPermissions.values()) { 2439 if (perm.uid == tree.uid) { 2440 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2441 } 2442 } 2443 return size; 2444 } 2445 2446 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2447 // We calculate the max size of permissions defined by this uid and throw 2448 // if that plus the size of 'info' would exceed our stated maximum. 2449 if (tree.uid != Process.SYSTEM_UID) { 2450 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2451 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2452 throw new SecurityException("Permission tree size cap exceeded"); 2453 } 2454 } 2455 } 2456 2457 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2458 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2459 throw new SecurityException("Label must be specified in permission"); 2460 } 2461 BasePermission tree = checkPermissionTreeLP(info.name); 2462 BasePermission bp = mSettings.mPermissions.get(info.name); 2463 boolean added = bp == null; 2464 boolean changed = true; 2465 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2466 if (added) { 2467 enforcePermissionCapLocked(info, tree); 2468 bp = new BasePermission(info.name, tree.sourcePackage, 2469 BasePermission.TYPE_DYNAMIC); 2470 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2471 throw new SecurityException( 2472 "Not allowed to modify non-dynamic permission " 2473 + info.name); 2474 } else { 2475 if (bp.protectionLevel == fixedLevel 2476 && bp.perm.owner.equals(tree.perm.owner) 2477 && bp.uid == tree.uid 2478 && comparePermissionInfos(bp.perm.info, info)) { 2479 changed = false; 2480 } 2481 } 2482 bp.protectionLevel = fixedLevel; 2483 info = new PermissionInfo(info); 2484 info.protectionLevel = fixedLevel; 2485 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2486 bp.perm.info.packageName = tree.perm.info.packageName; 2487 bp.uid = tree.uid; 2488 if (added) { 2489 mSettings.mPermissions.put(info.name, bp); 2490 } 2491 if (changed) { 2492 if (!async) { 2493 mSettings.writeLPr(); 2494 } else { 2495 scheduleWriteSettingsLocked(); 2496 } 2497 } 2498 return added; 2499 } 2500 2501 @Override 2502 public boolean addPermission(PermissionInfo info) { 2503 synchronized (mPackages) { 2504 return addPermissionLocked(info, false); 2505 } 2506 } 2507 2508 @Override 2509 public boolean addPermissionAsync(PermissionInfo info) { 2510 synchronized (mPackages) { 2511 return addPermissionLocked(info, true); 2512 } 2513 } 2514 2515 @Override 2516 public void removePermission(String name) { 2517 synchronized (mPackages) { 2518 checkPermissionTreeLP(name); 2519 BasePermission bp = mSettings.mPermissions.get(name); 2520 if (bp != null) { 2521 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2522 throw new SecurityException( 2523 "Not allowed to modify non-dynamic permission " 2524 + name); 2525 } 2526 mSettings.mPermissions.remove(name); 2527 mSettings.writeLPr(); 2528 } 2529 } 2530 } 2531 2532 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2533 int index = pkg.requestedPermissions.indexOf(bp.name); 2534 if (index == -1) { 2535 throw new SecurityException("Package " + pkg.packageName 2536 + " has not requested permission " + bp.name); 2537 } 2538 boolean isNormal = 2539 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2540 == PermissionInfo.PROTECTION_NORMAL); 2541 boolean isDangerous = 2542 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2543 == PermissionInfo.PROTECTION_DANGEROUS); 2544 boolean isDevelopment = 2545 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2546 2547 if (!isNormal && !isDangerous && !isDevelopment) { 2548 throw new SecurityException("Permission " + bp.name 2549 + " is not a changeable permission type"); 2550 } 2551 2552 if (isNormal || isDangerous) { 2553 if (pkg.requestedPermissionsRequired.get(index)) { 2554 throw new SecurityException("Can't change " + bp.name 2555 + ". It is required by the application"); 2556 } 2557 } 2558 } 2559 2560 @Override 2561 public void grantPermission(String packageName, String permissionName) { 2562 mContext.enforceCallingOrSelfPermission( 2563 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2564 synchronized (mPackages) { 2565 final PackageParser.Package pkg = mPackages.get(packageName); 2566 if (pkg == null) { 2567 throw new IllegalArgumentException("Unknown package: " + packageName); 2568 } 2569 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2570 if (bp == null) { 2571 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2572 } 2573 2574 checkGrantRevokePermissions(pkg, bp); 2575 2576 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2577 if (ps == null) { 2578 return; 2579 } 2580 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2581 if (gp.grantedPermissions.add(permissionName)) { 2582 if (ps.haveGids) { 2583 gp.gids = appendInts(gp.gids, bp.gids); 2584 } 2585 mSettings.writeLPr(); 2586 } 2587 } 2588 } 2589 2590 @Override 2591 public void revokePermission(String packageName, String permissionName) { 2592 int changedAppId = -1; 2593 2594 synchronized (mPackages) { 2595 final PackageParser.Package pkg = mPackages.get(packageName); 2596 if (pkg == null) { 2597 throw new IllegalArgumentException("Unknown package: " + packageName); 2598 } 2599 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2600 mContext.enforceCallingOrSelfPermission( 2601 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2602 } 2603 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2604 if (bp == null) { 2605 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2606 } 2607 2608 checkGrantRevokePermissions(pkg, bp); 2609 2610 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2611 if (ps == null) { 2612 return; 2613 } 2614 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2615 if (gp.grantedPermissions.remove(permissionName)) { 2616 gp.grantedPermissions.remove(permissionName); 2617 if (ps.haveGids) { 2618 gp.gids = removeInts(gp.gids, bp.gids); 2619 } 2620 mSettings.writeLPr(); 2621 changedAppId = ps.appId; 2622 } 2623 } 2624 2625 if (changedAppId >= 0) { 2626 // We changed the perm on someone, kill its processes. 2627 IActivityManager am = ActivityManagerNative.getDefault(); 2628 if (am != null) { 2629 final int callingUserId = UserHandle.getCallingUserId(); 2630 final long ident = Binder.clearCallingIdentity(); 2631 try { 2632 //XXX we should only revoke for the calling user's app permissions, 2633 // but for now we impact all users. 2634 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2635 // "revoke " + permissionName); 2636 int[] users = sUserManager.getUserIds(); 2637 for (int user : users) { 2638 am.killUid(UserHandle.getUid(user, changedAppId), 2639 "revoke " + permissionName); 2640 } 2641 } catch (RemoteException e) { 2642 } finally { 2643 Binder.restoreCallingIdentity(ident); 2644 } 2645 } 2646 } 2647 } 2648 2649 @Override 2650 public boolean isProtectedBroadcast(String actionName) { 2651 synchronized (mPackages) { 2652 return mProtectedBroadcasts.contains(actionName); 2653 } 2654 } 2655 2656 @Override 2657 public int checkSignatures(String pkg1, String pkg2) { 2658 synchronized (mPackages) { 2659 final PackageParser.Package p1 = mPackages.get(pkg1); 2660 final PackageParser.Package p2 = mPackages.get(pkg2); 2661 if (p1 == null || p1.mExtras == null 2662 || p2 == null || p2.mExtras == null) { 2663 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2664 } 2665 return compareSignatures(p1.mSignatures, p2.mSignatures); 2666 } 2667 } 2668 2669 @Override 2670 public int checkUidSignatures(int uid1, int uid2) { 2671 // Map to base uids. 2672 uid1 = UserHandle.getAppId(uid1); 2673 uid2 = UserHandle.getAppId(uid2); 2674 // reader 2675 synchronized (mPackages) { 2676 Signature[] s1; 2677 Signature[] s2; 2678 Object obj = mSettings.getUserIdLPr(uid1); 2679 if (obj != null) { 2680 if (obj instanceof SharedUserSetting) { 2681 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2682 } else if (obj instanceof PackageSetting) { 2683 s1 = ((PackageSetting)obj).signatures.mSignatures; 2684 } else { 2685 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2686 } 2687 } else { 2688 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2689 } 2690 obj = mSettings.getUserIdLPr(uid2); 2691 if (obj != null) { 2692 if (obj instanceof SharedUserSetting) { 2693 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2694 } else if (obj instanceof PackageSetting) { 2695 s2 = ((PackageSetting)obj).signatures.mSignatures; 2696 } else { 2697 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2698 } 2699 } else { 2700 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2701 } 2702 return compareSignatures(s1, s2); 2703 } 2704 } 2705 2706 /** 2707 * Compares two sets of signatures. Returns: 2708 * <br /> 2709 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2710 * <br /> 2711 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2712 * <br /> 2713 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2714 * <br /> 2715 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2716 * <br /> 2717 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2718 */ 2719 static int compareSignatures(Signature[] s1, Signature[] s2) { 2720 if (s1 == null) { 2721 return s2 == null 2722 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2723 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2724 } 2725 2726 if (s2 == null) { 2727 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2728 } 2729 2730 if (s1.length != s2.length) { 2731 return PackageManager.SIGNATURE_NO_MATCH; 2732 } 2733 2734 // Since both signature sets are of size 1, we can compare without HashSets. 2735 if (s1.length == 1) { 2736 return s1[0].equals(s2[0]) ? 2737 PackageManager.SIGNATURE_MATCH : 2738 PackageManager.SIGNATURE_NO_MATCH; 2739 } 2740 2741 HashSet<Signature> set1 = new HashSet<Signature>(); 2742 for (Signature sig : s1) { 2743 set1.add(sig); 2744 } 2745 HashSet<Signature> set2 = new HashSet<Signature>(); 2746 for (Signature sig : s2) { 2747 set2.add(sig); 2748 } 2749 // Make sure s2 contains all signatures in s1. 2750 if (set1.equals(set2)) { 2751 return PackageManager.SIGNATURE_MATCH; 2752 } 2753 return PackageManager.SIGNATURE_NO_MATCH; 2754 } 2755 2756 /** 2757 * If the database version for this type of package (internal storage or 2758 * external storage) is less than the version where package signatures 2759 * were updated, return true. 2760 */ 2761 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2762 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2763 DatabaseVersion.SIGNATURE_END_ENTITY)) 2764 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2765 DatabaseVersion.SIGNATURE_END_ENTITY)); 2766 } 2767 2768 /** 2769 * Used for backward compatibility to make sure any packages with 2770 * certificate chains get upgraded to the new style. {@code existingSigs} 2771 * will be in the old format (since they were stored on disk from before the 2772 * system upgrade) and {@code scannedSigs} will be in the newer format. 2773 */ 2774 private int compareSignaturesCompat(PackageSignatures existingSigs, 2775 PackageParser.Package scannedPkg) { 2776 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2777 return PackageManager.SIGNATURE_NO_MATCH; 2778 } 2779 2780 HashSet<Signature> existingSet = new HashSet<Signature>(); 2781 for (Signature sig : existingSigs.mSignatures) { 2782 existingSet.add(sig); 2783 } 2784 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2785 for (Signature sig : scannedPkg.mSignatures) { 2786 try { 2787 Signature[] chainSignatures = sig.getChainSignatures(); 2788 for (Signature chainSig : chainSignatures) { 2789 scannedCompatSet.add(chainSig); 2790 } 2791 } catch (CertificateEncodingException e) { 2792 scannedCompatSet.add(sig); 2793 } 2794 } 2795 /* 2796 * Make sure the expanded scanned set contains all signatures in the 2797 * existing one. 2798 */ 2799 if (scannedCompatSet.equals(existingSet)) { 2800 // Migrate the old signatures to the new scheme. 2801 existingSigs.assignSignatures(scannedPkg.mSignatures); 2802 // The new KeySets will be re-added later in the scanning process. 2803 synchronized (mPackages) { 2804 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2805 } 2806 return PackageManager.SIGNATURE_MATCH; 2807 } 2808 return PackageManager.SIGNATURE_NO_MATCH; 2809 } 2810 2811 @Override 2812 public String[] getPackagesForUid(int uid) { 2813 uid = UserHandle.getAppId(uid); 2814 // reader 2815 synchronized (mPackages) { 2816 Object obj = mSettings.getUserIdLPr(uid); 2817 if (obj instanceof SharedUserSetting) { 2818 final SharedUserSetting sus = (SharedUserSetting) obj; 2819 final int N = sus.packages.size(); 2820 final String[] res = new String[N]; 2821 final Iterator<PackageSetting> it = sus.packages.iterator(); 2822 int i = 0; 2823 while (it.hasNext()) { 2824 res[i++] = it.next().name; 2825 } 2826 return res; 2827 } else if (obj instanceof PackageSetting) { 2828 final PackageSetting ps = (PackageSetting) obj; 2829 return new String[] { ps.name }; 2830 } 2831 } 2832 return null; 2833 } 2834 2835 @Override 2836 public String getNameForUid(int uid) { 2837 // reader 2838 synchronized (mPackages) { 2839 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2840 if (obj instanceof SharedUserSetting) { 2841 final SharedUserSetting sus = (SharedUserSetting) obj; 2842 return sus.name + ":" + sus.userId; 2843 } else if (obj instanceof PackageSetting) { 2844 final PackageSetting ps = (PackageSetting) obj; 2845 return ps.name; 2846 } 2847 } 2848 return null; 2849 } 2850 2851 @Override 2852 public int getUidForSharedUser(String sharedUserName) { 2853 if(sharedUserName == null) { 2854 return -1; 2855 } 2856 // reader 2857 synchronized (mPackages) { 2858 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2859 if (suid == null) { 2860 return -1; 2861 } 2862 return suid.userId; 2863 } 2864 } 2865 2866 @Override 2867 public int getFlagsForUid(int uid) { 2868 synchronized (mPackages) { 2869 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2870 if (obj instanceof SharedUserSetting) { 2871 final SharedUserSetting sus = (SharedUserSetting) obj; 2872 return sus.pkgFlags; 2873 } else if (obj instanceof PackageSetting) { 2874 final PackageSetting ps = (PackageSetting) obj; 2875 return ps.pkgFlags; 2876 } 2877 } 2878 return 0; 2879 } 2880 2881 @Override 2882 public String[] getAppOpPermissionPackages(String permissionName) { 2883 synchronized (mPackages) { 2884 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2885 if (pkgs == null) { 2886 return null; 2887 } 2888 return pkgs.toArray(new String[pkgs.size()]); 2889 } 2890 } 2891 2892 @Override 2893 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2894 int flags, int userId) { 2895 if (!sUserManager.exists(userId)) return null; 2896 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 2897 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2898 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2899 } 2900 2901 @Override 2902 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2903 IntentFilter filter, int match, ComponentName activity) { 2904 final int userId = UserHandle.getCallingUserId(); 2905 if (DEBUG_PREFERRED) { 2906 Log.v(TAG, "setLastChosenActivity intent=" + intent 2907 + " resolvedType=" + resolvedType 2908 + " flags=" + flags 2909 + " filter=" + filter 2910 + " match=" + match 2911 + " activity=" + activity); 2912 filter.dump(new PrintStreamPrinter(System.out), " "); 2913 } 2914 intent.setComponent(null); 2915 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2916 // Find any earlier preferred or last chosen entries and nuke them 2917 findPreferredActivity(intent, resolvedType, 2918 flags, query, 0, false, true, false, userId); 2919 // Add the new activity as the last chosen for this filter 2920 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2921 "Setting last chosen"); 2922 } 2923 2924 @Override 2925 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2926 final int userId = UserHandle.getCallingUserId(); 2927 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2928 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2929 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2930 false, false, false, userId); 2931 } 2932 2933 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2934 int flags, List<ResolveInfo> query, int userId) { 2935 if (query != null) { 2936 final int N = query.size(); 2937 if (N == 1) { 2938 return query.get(0); 2939 } else if (N > 1) { 2940 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2941 // If there is more than one activity with the same priority, 2942 // then let the user decide between them. 2943 ResolveInfo r0 = query.get(0); 2944 ResolveInfo r1 = query.get(1); 2945 if (DEBUG_INTENT_MATCHING || debug) { 2946 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2947 + r1.activityInfo.name + "=" + r1.priority); 2948 } 2949 // If the first activity has a higher priority, or a different 2950 // default, then it is always desireable to pick it. 2951 if (r0.priority != r1.priority 2952 || r0.preferredOrder != r1.preferredOrder 2953 || r0.isDefault != r1.isDefault) { 2954 return query.get(0); 2955 } 2956 // If we have saved a preference for a preferred activity for 2957 // this Intent, use that. 2958 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2959 flags, query, r0.priority, true, false, debug, userId); 2960 if (ri != null) { 2961 return ri; 2962 } 2963 if (userId != 0) { 2964 ri = new ResolveInfo(mResolveInfo); 2965 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2966 ri.activityInfo.applicationInfo = new ApplicationInfo( 2967 ri.activityInfo.applicationInfo); 2968 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2969 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2970 return ri; 2971 } 2972 return mResolveInfo; 2973 } 2974 } 2975 return null; 2976 } 2977 2978 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2979 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2980 final int N = query.size(); 2981 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2982 .get(userId); 2983 // Get the list of persistent preferred activities that handle the intent 2984 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2985 List<PersistentPreferredActivity> pprefs = ppir != null 2986 ? ppir.queryIntent(intent, resolvedType, 2987 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2988 : null; 2989 if (pprefs != null && pprefs.size() > 0) { 2990 final int M = pprefs.size(); 2991 for (int i=0; i<M; i++) { 2992 final PersistentPreferredActivity ppa = pprefs.get(i); 2993 if (DEBUG_PREFERRED || debug) { 2994 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2995 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2996 + "\n component=" + ppa.mComponent); 2997 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2998 } 2999 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3000 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3001 if (DEBUG_PREFERRED || debug) { 3002 Slog.v(TAG, "Found persistent preferred activity:"); 3003 if (ai != null) { 3004 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3005 } else { 3006 Slog.v(TAG, " null"); 3007 } 3008 } 3009 if (ai == null) { 3010 // This previously registered persistent preferred activity 3011 // component is no longer known. Ignore it and do NOT remove it. 3012 continue; 3013 } 3014 for (int j=0; j<N; j++) { 3015 final ResolveInfo ri = query.get(j); 3016 if (!ri.activityInfo.applicationInfo.packageName 3017 .equals(ai.applicationInfo.packageName)) { 3018 continue; 3019 } 3020 if (!ri.activityInfo.name.equals(ai.name)) { 3021 continue; 3022 } 3023 // Found a persistent preference that can handle the intent. 3024 if (DEBUG_PREFERRED || debug) { 3025 Slog.v(TAG, "Returning persistent preferred activity: " + 3026 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3027 } 3028 return ri; 3029 } 3030 } 3031 } 3032 return null; 3033 } 3034 3035 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3036 List<ResolveInfo> query, int priority, boolean always, 3037 boolean removeMatches, boolean debug, int userId) { 3038 if (!sUserManager.exists(userId)) return null; 3039 // writer 3040 synchronized (mPackages) { 3041 if (intent.getSelector() != null) { 3042 intent = intent.getSelector(); 3043 } 3044 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3045 3046 // Try to find a matching persistent preferred activity. 3047 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3048 debug, userId); 3049 3050 // If a persistent preferred activity matched, use it. 3051 if (pri != null) { 3052 return pri; 3053 } 3054 3055 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3056 // Get the list of preferred activities that handle the intent 3057 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3058 List<PreferredActivity> prefs = pir != null 3059 ? pir.queryIntent(intent, resolvedType, 3060 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3061 : null; 3062 if (prefs != null && prefs.size() > 0) { 3063 boolean changed = false; 3064 try { 3065 // First figure out how good the original match set is. 3066 // We will only allow preferred activities that came 3067 // from the same match quality. 3068 int match = 0; 3069 3070 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3071 3072 final int N = query.size(); 3073 for (int j=0; j<N; j++) { 3074 final ResolveInfo ri = query.get(j); 3075 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3076 + ": 0x" + Integer.toHexString(match)); 3077 if (ri.match > match) { 3078 match = ri.match; 3079 } 3080 } 3081 3082 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3083 + Integer.toHexString(match)); 3084 3085 match &= IntentFilter.MATCH_CATEGORY_MASK; 3086 final int M = prefs.size(); 3087 for (int i=0; i<M; i++) { 3088 final PreferredActivity pa = prefs.get(i); 3089 if (DEBUG_PREFERRED || debug) { 3090 Slog.v(TAG, "Checking PreferredActivity ds=" 3091 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3092 + "\n component=" + pa.mPref.mComponent); 3093 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3094 } 3095 if (pa.mPref.mMatch != match) { 3096 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3097 + Integer.toHexString(pa.mPref.mMatch)); 3098 continue; 3099 } 3100 // If it's not an "always" type preferred activity and that's what we're 3101 // looking for, skip it. 3102 if (always && !pa.mPref.mAlways) { 3103 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3104 continue; 3105 } 3106 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3107 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3108 if (DEBUG_PREFERRED || debug) { 3109 Slog.v(TAG, "Found preferred activity:"); 3110 if (ai != null) { 3111 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3112 } else { 3113 Slog.v(TAG, " null"); 3114 } 3115 } 3116 if (ai == null) { 3117 // This previously registered preferred activity 3118 // component is no longer known. Most likely an update 3119 // to the app was installed and in the new version this 3120 // component no longer exists. Clean it up by removing 3121 // it from the preferred activities list, and skip it. 3122 Slog.w(TAG, "Removing dangling preferred activity: " 3123 + pa.mPref.mComponent); 3124 pir.removeFilter(pa); 3125 changed = true; 3126 continue; 3127 } 3128 for (int j=0; j<N; j++) { 3129 final ResolveInfo ri = query.get(j); 3130 if (!ri.activityInfo.applicationInfo.packageName 3131 .equals(ai.applicationInfo.packageName)) { 3132 continue; 3133 } 3134 if (!ri.activityInfo.name.equals(ai.name)) { 3135 continue; 3136 } 3137 3138 if (removeMatches) { 3139 pir.removeFilter(pa); 3140 changed = true; 3141 if (DEBUG_PREFERRED) { 3142 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3143 } 3144 break; 3145 } 3146 3147 // Okay we found a previously set preferred or last chosen app. 3148 // If the result set is different from when this 3149 // was created, we need to clear it and re-ask the 3150 // user their preference, if we're looking for an "always" type entry. 3151 if (always && !pa.mPref.sameSet(query, priority)) { 3152 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3153 + intent + " type " + resolvedType); 3154 if (DEBUG_PREFERRED) { 3155 Slog.v(TAG, "Removing preferred activity since set changed " 3156 + pa.mPref.mComponent); 3157 } 3158 pir.removeFilter(pa); 3159 // Re-add the filter as a "last chosen" entry (!always) 3160 PreferredActivity lastChosen = new PreferredActivity( 3161 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3162 pir.addFilter(lastChosen); 3163 changed = true; 3164 return null; 3165 } 3166 3167 // Yay! Either the set matched or we're looking for the last chosen 3168 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3169 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3170 return ri; 3171 } 3172 } 3173 } finally { 3174 if (changed) { 3175 if (DEBUG_PREFERRED) { 3176 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3177 } 3178 mSettings.writePackageRestrictionsLPr(userId); 3179 } 3180 } 3181 } 3182 } 3183 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3184 return null; 3185 } 3186 3187 /* 3188 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3189 */ 3190 @Override 3191 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3192 int targetUserId) { 3193 mContext.enforceCallingOrSelfPermission( 3194 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3195 List<CrossProfileIntentFilter> matches = 3196 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3197 if (matches != null) { 3198 int size = matches.size(); 3199 for (int i = 0; i < size; i++) { 3200 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3201 } 3202 } 3203 return false; 3204 } 3205 3206 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3207 String resolvedType, int userId) { 3208 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3209 if (resolver != null) { 3210 return resolver.queryIntent(intent, resolvedType, false, userId); 3211 } 3212 return null; 3213 } 3214 3215 @Override 3216 public List<ResolveInfo> queryIntentActivities(Intent intent, 3217 String resolvedType, int flags, int userId) { 3218 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3219 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3220 ComponentName comp = intent.getComponent(); 3221 if (comp == null) { 3222 if (intent.getSelector() != null) { 3223 intent = intent.getSelector(); 3224 comp = intent.getComponent(); 3225 } 3226 } 3227 3228 if (comp != null) { 3229 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3230 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3231 if (ai != null) { 3232 final ResolveInfo ri = new ResolveInfo(); 3233 ri.activityInfo = ai; 3234 list.add(ri); 3235 } 3236 return list; 3237 } 3238 3239 // reader 3240 synchronized (mPackages) { 3241 final String pkgName = intent.getPackage(); 3242 if (pkgName == null) { 3243 List<CrossProfileIntentFilter> matchingFilters = 3244 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3245 // Check for results that need to skip the current profile. 3246 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3247 resolvedType, flags, userId); 3248 if (resolveInfo != null) { 3249 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3250 result.add(resolveInfo); 3251 return result; 3252 } 3253 // Check for cross profile results. 3254 resolveInfo = queryCrossProfileIntents( 3255 matchingFilters, intent, resolvedType, flags, userId); 3256 3257 // Check for results in the current profile. 3258 List<ResolveInfo> result = mActivities.queryIntent( 3259 intent, resolvedType, flags, userId); 3260 if (resolveInfo != null) { 3261 result.add(resolveInfo); 3262 Collections.sort(result, mResolvePrioritySorter); 3263 } 3264 return result; 3265 } 3266 final PackageParser.Package pkg = mPackages.get(pkgName); 3267 if (pkg != null) { 3268 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3269 pkg.activities, userId); 3270 } 3271 return new ArrayList<ResolveInfo>(); 3272 } 3273 } 3274 3275 private ResolveInfo querySkipCurrentProfileIntents( 3276 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3277 int flags, int sourceUserId) { 3278 if (matchingFilters != null) { 3279 int size = matchingFilters.size(); 3280 for (int i = 0; i < size; i ++) { 3281 CrossProfileIntentFilter filter = matchingFilters.get(i); 3282 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3283 // Checking if there are activities in the target user that can handle the 3284 // intent. 3285 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3286 flags, sourceUserId); 3287 if (resolveInfo != null) { 3288 return resolveInfo; 3289 } 3290 } 3291 } 3292 } 3293 return null; 3294 } 3295 3296 // Return matching ResolveInfo if any for skip current profile intent filters. 3297 private ResolveInfo queryCrossProfileIntents( 3298 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3299 int flags, int sourceUserId) { 3300 if (matchingFilters != null) { 3301 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3302 // match the same intent. For performance reasons, it is better not to 3303 // run queryIntent twice for the same userId 3304 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3305 int size = matchingFilters.size(); 3306 for (int i = 0; i < size; i++) { 3307 CrossProfileIntentFilter filter = matchingFilters.get(i); 3308 int targetUserId = filter.getTargetUserId(); 3309 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3310 && !alreadyTriedUserIds.get(targetUserId)) { 3311 // Checking if there are activities in the target user that can handle the 3312 // intent. 3313 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3314 flags, sourceUserId); 3315 if (resolveInfo != null) return resolveInfo; 3316 alreadyTriedUserIds.put(targetUserId, true); 3317 } 3318 } 3319 } 3320 return null; 3321 } 3322 3323 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3324 String resolvedType, int flags, int sourceUserId) { 3325 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3326 resolvedType, flags, filter.getTargetUserId()); 3327 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3328 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3329 } 3330 return null; 3331 } 3332 3333 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3334 int sourceUserId, int targetUserId) { 3335 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3336 String className; 3337 if (targetUserId == UserHandle.USER_OWNER) { 3338 className = FORWARD_INTENT_TO_USER_OWNER; 3339 } else { 3340 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3341 } 3342 ComponentName forwardingActivityComponentName = new ComponentName( 3343 mAndroidApplication.packageName, className); 3344 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3345 sourceUserId); 3346 if (targetUserId == UserHandle.USER_OWNER) { 3347 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3348 forwardingResolveInfo.noResourceId = true; 3349 } 3350 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3351 forwardingResolveInfo.priority = 0; 3352 forwardingResolveInfo.preferredOrder = 0; 3353 forwardingResolveInfo.match = 0; 3354 forwardingResolveInfo.isDefault = true; 3355 forwardingResolveInfo.filter = filter; 3356 forwardingResolveInfo.targetUserId = targetUserId; 3357 return forwardingResolveInfo; 3358 } 3359 3360 @Override 3361 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3362 Intent[] specifics, String[] specificTypes, Intent intent, 3363 String resolvedType, int flags, int userId) { 3364 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3365 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3366 false, "query intent activity options"); 3367 final String resultsAction = intent.getAction(); 3368 3369 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3370 | PackageManager.GET_RESOLVED_FILTER, userId); 3371 3372 if (DEBUG_INTENT_MATCHING) { 3373 Log.v(TAG, "Query " + intent + ": " + results); 3374 } 3375 3376 int specificsPos = 0; 3377 int N; 3378 3379 // todo: note that the algorithm used here is O(N^2). This 3380 // isn't a problem in our current environment, but if we start running 3381 // into situations where we have more than 5 or 10 matches then this 3382 // should probably be changed to something smarter... 3383 3384 // First we go through and resolve each of the specific items 3385 // that were supplied, taking care of removing any corresponding 3386 // duplicate items in the generic resolve list. 3387 if (specifics != null) { 3388 for (int i=0; i<specifics.length; i++) { 3389 final Intent sintent = specifics[i]; 3390 if (sintent == null) { 3391 continue; 3392 } 3393 3394 if (DEBUG_INTENT_MATCHING) { 3395 Log.v(TAG, "Specific #" + i + ": " + sintent); 3396 } 3397 3398 String action = sintent.getAction(); 3399 if (resultsAction != null && resultsAction.equals(action)) { 3400 // If this action was explicitly requested, then don't 3401 // remove things that have it. 3402 action = null; 3403 } 3404 3405 ResolveInfo ri = null; 3406 ActivityInfo ai = null; 3407 3408 ComponentName comp = sintent.getComponent(); 3409 if (comp == null) { 3410 ri = resolveIntent( 3411 sintent, 3412 specificTypes != null ? specificTypes[i] : null, 3413 flags, userId); 3414 if (ri == null) { 3415 continue; 3416 } 3417 if (ri == mResolveInfo) { 3418 // ACK! Must do something better with this. 3419 } 3420 ai = ri.activityInfo; 3421 comp = new ComponentName(ai.applicationInfo.packageName, 3422 ai.name); 3423 } else { 3424 ai = getActivityInfo(comp, flags, userId); 3425 if (ai == null) { 3426 continue; 3427 } 3428 } 3429 3430 // Look for any generic query activities that are duplicates 3431 // of this specific one, and remove them from the results. 3432 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3433 N = results.size(); 3434 int j; 3435 for (j=specificsPos; j<N; j++) { 3436 ResolveInfo sri = results.get(j); 3437 if ((sri.activityInfo.name.equals(comp.getClassName()) 3438 && sri.activityInfo.applicationInfo.packageName.equals( 3439 comp.getPackageName())) 3440 || (action != null && sri.filter.matchAction(action))) { 3441 results.remove(j); 3442 if (DEBUG_INTENT_MATCHING) Log.v( 3443 TAG, "Removing duplicate item from " + j 3444 + " due to specific " + specificsPos); 3445 if (ri == null) { 3446 ri = sri; 3447 } 3448 j--; 3449 N--; 3450 } 3451 } 3452 3453 // Add this specific item to its proper place. 3454 if (ri == null) { 3455 ri = new ResolveInfo(); 3456 ri.activityInfo = ai; 3457 } 3458 results.add(specificsPos, ri); 3459 ri.specificIndex = i; 3460 specificsPos++; 3461 } 3462 } 3463 3464 // Now we go through the remaining generic results and remove any 3465 // duplicate actions that are found here. 3466 N = results.size(); 3467 for (int i=specificsPos; i<N-1; i++) { 3468 final ResolveInfo rii = results.get(i); 3469 if (rii.filter == null) { 3470 continue; 3471 } 3472 3473 // Iterate over all of the actions of this result's intent 3474 // filter... typically this should be just one. 3475 final Iterator<String> it = rii.filter.actionsIterator(); 3476 if (it == null) { 3477 continue; 3478 } 3479 while (it.hasNext()) { 3480 final String action = it.next(); 3481 if (resultsAction != null && resultsAction.equals(action)) { 3482 // If this action was explicitly requested, then don't 3483 // remove things that have it. 3484 continue; 3485 } 3486 for (int j=i+1; j<N; j++) { 3487 final ResolveInfo rij = results.get(j); 3488 if (rij.filter != null && rij.filter.hasAction(action)) { 3489 results.remove(j); 3490 if (DEBUG_INTENT_MATCHING) Log.v( 3491 TAG, "Removing duplicate item from " + j 3492 + " due to action " + action + " at " + i); 3493 j--; 3494 N--; 3495 } 3496 } 3497 } 3498 3499 // If the caller didn't request filter information, drop it now 3500 // so we don't have to marshall/unmarshall it. 3501 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3502 rii.filter = null; 3503 } 3504 } 3505 3506 // Filter out the caller activity if so requested. 3507 if (caller != null) { 3508 N = results.size(); 3509 for (int i=0; i<N; i++) { 3510 ActivityInfo ainfo = results.get(i).activityInfo; 3511 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3512 && caller.getClassName().equals(ainfo.name)) { 3513 results.remove(i); 3514 break; 3515 } 3516 } 3517 } 3518 3519 // If the caller didn't request filter information, 3520 // drop them now so we don't have to 3521 // marshall/unmarshall it. 3522 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3523 N = results.size(); 3524 for (int i=0; i<N; i++) { 3525 results.get(i).filter = null; 3526 } 3527 } 3528 3529 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3530 return results; 3531 } 3532 3533 @Override 3534 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3535 int userId) { 3536 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3537 ComponentName comp = intent.getComponent(); 3538 if (comp == null) { 3539 if (intent.getSelector() != null) { 3540 intent = intent.getSelector(); 3541 comp = intent.getComponent(); 3542 } 3543 } 3544 if (comp != null) { 3545 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3546 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3547 if (ai != null) { 3548 ResolveInfo ri = new ResolveInfo(); 3549 ri.activityInfo = ai; 3550 list.add(ri); 3551 } 3552 return list; 3553 } 3554 3555 // reader 3556 synchronized (mPackages) { 3557 String pkgName = intent.getPackage(); 3558 if (pkgName == null) { 3559 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3560 } 3561 final PackageParser.Package pkg = mPackages.get(pkgName); 3562 if (pkg != null) { 3563 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3564 userId); 3565 } 3566 return null; 3567 } 3568 } 3569 3570 @Override 3571 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3572 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3573 if (!sUserManager.exists(userId)) return null; 3574 if (query != null) { 3575 if (query.size() >= 1) { 3576 // If there is more than one service with the same priority, 3577 // just arbitrarily pick the first one. 3578 return query.get(0); 3579 } 3580 } 3581 return null; 3582 } 3583 3584 @Override 3585 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3586 int userId) { 3587 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3588 ComponentName comp = intent.getComponent(); 3589 if (comp == null) { 3590 if (intent.getSelector() != null) { 3591 intent = intent.getSelector(); 3592 comp = intent.getComponent(); 3593 } 3594 } 3595 if (comp != null) { 3596 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3597 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3598 if (si != null) { 3599 final ResolveInfo ri = new ResolveInfo(); 3600 ri.serviceInfo = si; 3601 list.add(ri); 3602 } 3603 return list; 3604 } 3605 3606 // reader 3607 synchronized (mPackages) { 3608 String pkgName = intent.getPackage(); 3609 if (pkgName == null) { 3610 return mServices.queryIntent(intent, resolvedType, flags, userId); 3611 } 3612 final PackageParser.Package pkg = mPackages.get(pkgName); 3613 if (pkg != null) { 3614 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3615 userId); 3616 } 3617 return null; 3618 } 3619 } 3620 3621 @Override 3622 public List<ResolveInfo> queryIntentContentProviders( 3623 Intent intent, String resolvedType, int flags, int userId) { 3624 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3625 ComponentName comp = intent.getComponent(); 3626 if (comp == null) { 3627 if (intent.getSelector() != null) { 3628 intent = intent.getSelector(); 3629 comp = intent.getComponent(); 3630 } 3631 } 3632 if (comp != null) { 3633 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3634 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3635 if (pi != null) { 3636 final ResolveInfo ri = new ResolveInfo(); 3637 ri.providerInfo = pi; 3638 list.add(ri); 3639 } 3640 return list; 3641 } 3642 3643 // reader 3644 synchronized (mPackages) { 3645 String pkgName = intent.getPackage(); 3646 if (pkgName == null) { 3647 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3648 } 3649 final PackageParser.Package pkg = mPackages.get(pkgName); 3650 if (pkg != null) { 3651 return mProviders.queryIntentForPackage( 3652 intent, resolvedType, flags, pkg.providers, userId); 3653 } 3654 return null; 3655 } 3656 } 3657 3658 @Override 3659 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3660 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3661 3662 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 3663 3664 // writer 3665 synchronized (mPackages) { 3666 ArrayList<PackageInfo> list; 3667 if (listUninstalled) { 3668 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3669 for (PackageSetting ps : mSettings.mPackages.values()) { 3670 PackageInfo pi; 3671 if (ps.pkg != null) { 3672 pi = generatePackageInfo(ps.pkg, flags, userId); 3673 } else { 3674 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3675 } 3676 if (pi != null) { 3677 list.add(pi); 3678 } 3679 } 3680 } else { 3681 list = new ArrayList<PackageInfo>(mPackages.size()); 3682 for (PackageParser.Package p : mPackages.values()) { 3683 PackageInfo pi = generatePackageInfo(p, flags, userId); 3684 if (pi != null) { 3685 list.add(pi); 3686 } 3687 } 3688 } 3689 3690 return new ParceledListSlice<PackageInfo>(list); 3691 } 3692 } 3693 3694 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3695 String[] permissions, boolean[] tmp, int flags, int userId) { 3696 int numMatch = 0; 3697 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3698 for (int i=0; i<permissions.length; i++) { 3699 if (gp.grantedPermissions.contains(permissions[i])) { 3700 tmp[i] = true; 3701 numMatch++; 3702 } else { 3703 tmp[i] = false; 3704 } 3705 } 3706 if (numMatch == 0) { 3707 return; 3708 } 3709 PackageInfo pi; 3710 if (ps.pkg != null) { 3711 pi = generatePackageInfo(ps.pkg, flags, userId); 3712 } else { 3713 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3714 } 3715 // The above might return null in cases of uninstalled apps or install-state 3716 // skew across users/profiles. 3717 if (pi != null) { 3718 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3719 if (numMatch == permissions.length) { 3720 pi.requestedPermissions = permissions; 3721 } else { 3722 pi.requestedPermissions = new String[numMatch]; 3723 numMatch = 0; 3724 for (int i=0; i<permissions.length; i++) { 3725 if (tmp[i]) { 3726 pi.requestedPermissions[numMatch] = permissions[i]; 3727 numMatch++; 3728 } 3729 } 3730 } 3731 } 3732 list.add(pi); 3733 } 3734 } 3735 3736 @Override 3737 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3738 String[] permissions, int flags, int userId) { 3739 if (!sUserManager.exists(userId)) return null; 3740 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3741 3742 // writer 3743 synchronized (mPackages) { 3744 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3745 boolean[] tmpBools = new boolean[permissions.length]; 3746 if (listUninstalled) { 3747 for (PackageSetting ps : mSettings.mPackages.values()) { 3748 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3749 } 3750 } else { 3751 for (PackageParser.Package pkg : mPackages.values()) { 3752 PackageSetting ps = (PackageSetting)pkg.mExtras; 3753 if (ps != null) { 3754 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3755 userId); 3756 } 3757 } 3758 } 3759 3760 return new ParceledListSlice<PackageInfo>(list); 3761 } 3762 } 3763 3764 @Override 3765 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3766 if (!sUserManager.exists(userId)) return null; 3767 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3768 3769 // writer 3770 synchronized (mPackages) { 3771 ArrayList<ApplicationInfo> list; 3772 if (listUninstalled) { 3773 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3774 for (PackageSetting ps : mSettings.mPackages.values()) { 3775 ApplicationInfo ai; 3776 if (ps.pkg != null) { 3777 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3778 ps.readUserState(userId), userId); 3779 } else { 3780 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3781 } 3782 if (ai != null) { 3783 list.add(ai); 3784 } 3785 } 3786 } else { 3787 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3788 for (PackageParser.Package p : mPackages.values()) { 3789 if (p.mExtras != null) { 3790 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3791 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3792 if (ai != null) { 3793 list.add(ai); 3794 } 3795 } 3796 } 3797 } 3798 3799 return new ParceledListSlice<ApplicationInfo>(list); 3800 } 3801 } 3802 3803 public List<ApplicationInfo> getPersistentApplications(int flags) { 3804 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3805 3806 // reader 3807 synchronized (mPackages) { 3808 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3809 final int userId = UserHandle.getCallingUserId(); 3810 while (i.hasNext()) { 3811 final PackageParser.Package p = i.next(); 3812 if (p.applicationInfo != null 3813 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3814 && (!mSafeMode || isSystemApp(p))) { 3815 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3816 if (ps != null) { 3817 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3818 ps.readUserState(userId), userId); 3819 if (ai != null) { 3820 finalList.add(ai); 3821 } 3822 } 3823 } 3824 } 3825 } 3826 3827 return finalList; 3828 } 3829 3830 @Override 3831 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3832 if (!sUserManager.exists(userId)) return null; 3833 // reader 3834 synchronized (mPackages) { 3835 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3836 PackageSetting ps = provider != null 3837 ? mSettings.mPackages.get(provider.owner.packageName) 3838 : null; 3839 return ps != null 3840 && mSettings.isEnabledLPr(provider.info, flags, userId) 3841 && (!mSafeMode || (provider.info.applicationInfo.flags 3842 &ApplicationInfo.FLAG_SYSTEM) != 0) 3843 ? PackageParser.generateProviderInfo(provider, flags, 3844 ps.readUserState(userId), userId) 3845 : null; 3846 } 3847 } 3848 3849 /** 3850 * @deprecated 3851 */ 3852 @Deprecated 3853 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3854 // reader 3855 synchronized (mPackages) { 3856 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3857 .entrySet().iterator(); 3858 final int userId = UserHandle.getCallingUserId(); 3859 while (i.hasNext()) { 3860 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3861 PackageParser.Provider p = entry.getValue(); 3862 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3863 3864 if (ps != null && p.syncable 3865 && (!mSafeMode || (p.info.applicationInfo.flags 3866 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3867 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3868 ps.readUserState(userId), userId); 3869 if (info != null) { 3870 outNames.add(entry.getKey()); 3871 outInfo.add(info); 3872 } 3873 } 3874 } 3875 } 3876 } 3877 3878 @Override 3879 public List<ProviderInfo> queryContentProviders(String processName, 3880 int uid, int flags) { 3881 ArrayList<ProviderInfo> finalList = null; 3882 // reader 3883 synchronized (mPackages) { 3884 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3885 final int userId = processName != null ? 3886 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3887 while (i.hasNext()) { 3888 final PackageParser.Provider p = i.next(); 3889 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3890 if (ps != null && p.info.authority != null 3891 && (processName == null 3892 || (p.info.processName.equals(processName) 3893 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3894 && mSettings.isEnabledLPr(p.info, flags, userId) 3895 && (!mSafeMode 3896 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3897 if (finalList == null) { 3898 finalList = new ArrayList<ProviderInfo>(3); 3899 } 3900 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3901 ps.readUserState(userId), userId); 3902 if (info != null) { 3903 finalList.add(info); 3904 } 3905 } 3906 } 3907 } 3908 3909 if (finalList != null) { 3910 Collections.sort(finalList, mProviderInitOrderSorter); 3911 } 3912 3913 return finalList; 3914 } 3915 3916 @Override 3917 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3918 int flags) { 3919 // reader 3920 synchronized (mPackages) { 3921 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3922 return PackageParser.generateInstrumentationInfo(i, flags); 3923 } 3924 } 3925 3926 @Override 3927 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3928 int flags) { 3929 ArrayList<InstrumentationInfo> finalList = 3930 new ArrayList<InstrumentationInfo>(); 3931 3932 // reader 3933 synchronized (mPackages) { 3934 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3935 while (i.hasNext()) { 3936 final PackageParser.Instrumentation p = i.next(); 3937 if (targetPackage == null 3938 || targetPackage.equals(p.info.targetPackage)) { 3939 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3940 flags); 3941 if (ii != null) { 3942 finalList.add(ii); 3943 } 3944 } 3945 } 3946 } 3947 3948 return finalList; 3949 } 3950 3951 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3952 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3953 if (overlays == null) { 3954 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3955 return; 3956 } 3957 for (PackageParser.Package opkg : overlays.values()) { 3958 // Not much to do if idmap fails: we already logged the error 3959 // and we certainly don't want to abort installation of pkg simply 3960 // because an overlay didn't fit properly. For these reasons, 3961 // ignore the return value of createIdmapForPackagePairLI. 3962 createIdmapForPackagePairLI(pkg, opkg); 3963 } 3964 } 3965 3966 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3967 PackageParser.Package opkg) { 3968 if (!opkg.mTrustedOverlay) { 3969 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 3970 opkg.baseCodePath + ": overlay not trusted"); 3971 return false; 3972 } 3973 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3974 if (overlaySet == null) { 3975 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 3976 opkg.baseCodePath + " but target package has no known overlays"); 3977 return false; 3978 } 3979 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3980 // TODO: generate idmap for split APKs 3981 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 3982 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 3983 + opkg.baseCodePath); 3984 return false; 3985 } 3986 PackageParser.Package[] overlayArray = 3987 overlaySet.values().toArray(new PackageParser.Package[0]); 3988 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3989 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3990 return p1.mOverlayPriority - p2.mOverlayPriority; 3991 } 3992 }; 3993 Arrays.sort(overlayArray, cmp); 3994 3995 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3996 int i = 0; 3997 for (PackageParser.Package p : overlayArray) { 3998 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 3999 } 4000 return true; 4001 } 4002 4003 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4004 final File[] files = dir.listFiles(); 4005 if (ArrayUtils.isEmpty(files)) { 4006 Log.d(TAG, "No files in app dir " + dir); 4007 return; 4008 } 4009 4010 if (DEBUG_PACKAGE_SCANNING) { 4011 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4012 + " flags=0x" + Integer.toHexString(parseFlags)); 4013 } 4014 4015 for (File file : files) { 4016 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4017 && !PackageInstallerService.isStageName(file.getName()); 4018 if (!isPackage) { 4019 // Ignore entries which are not packages 4020 continue; 4021 } 4022 try { 4023 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4024 scanFlags, currentTime, null); 4025 } catch (PackageManagerException e) { 4026 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4027 4028 // Delete invalid userdata apps 4029 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4030 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4031 Slog.w(TAG, "Deleting invalid package at " + file); 4032 if (file.isDirectory()) { 4033 FileUtils.deleteContents(file); 4034 } 4035 file.delete(); 4036 } 4037 } 4038 } 4039 } 4040 4041 private static File getSettingsProblemFile() { 4042 File dataDir = Environment.getDataDirectory(); 4043 File systemDir = new File(dataDir, "system"); 4044 File fname = new File(systemDir, "uiderrors.txt"); 4045 return fname; 4046 } 4047 4048 static void reportSettingsProblem(int priority, String msg) { 4049 try { 4050 File fname = getSettingsProblemFile(); 4051 FileOutputStream out = new FileOutputStream(fname, true); 4052 PrintWriter pw = new FastPrintWriter(out); 4053 SimpleDateFormat formatter = new SimpleDateFormat(); 4054 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4055 pw.println(dateString + ": " + msg); 4056 pw.close(); 4057 FileUtils.setPermissions( 4058 fname.toString(), 4059 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4060 -1, -1); 4061 } catch (java.io.IOException e) { 4062 } 4063 Slog.println(priority, TAG, msg); 4064 } 4065 4066 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4067 PackageParser.Package pkg, File srcFile, int parseFlags) 4068 throws PackageManagerException { 4069 if (ps != null 4070 && ps.codePath.equals(srcFile) 4071 && ps.timeStamp == srcFile.lastModified() 4072 && !isCompatSignatureUpdateNeeded(pkg)) { 4073 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4074 if (ps.signatures.mSignatures != null 4075 && ps.signatures.mSignatures.length != 0 4076 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4077 // Optimization: reuse the existing cached certificates 4078 // if the package appears to be unchanged. 4079 pkg.mSignatures = ps.signatures.mSignatures; 4080 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4081 synchronized (mPackages) { 4082 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4083 } 4084 return; 4085 } 4086 4087 Slog.w(TAG, "PackageSetting for " + ps.name 4088 + " is missing signatures. Collecting certs again to recover them."); 4089 } else { 4090 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4091 } 4092 4093 try { 4094 pp.collectCertificates(pkg, parseFlags); 4095 pp.collectManifestDigest(pkg); 4096 } catch (PackageParserException e) { 4097 throw PackageManagerException.from(e); 4098 } 4099 } 4100 4101 /* 4102 * Scan a package and return the newly parsed package. 4103 * Returns null in case of errors and the error code is stored in mLastScanError 4104 */ 4105 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4106 long currentTime, UserHandle user) throws PackageManagerException { 4107 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4108 parseFlags |= mDefParseFlags; 4109 PackageParser pp = new PackageParser(); 4110 pp.setSeparateProcesses(mSeparateProcesses); 4111 pp.setOnlyCoreApps(mOnlyCore); 4112 pp.setDisplayMetrics(mMetrics); 4113 4114 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4115 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4116 } 4117 4118 final PackageParser.Package pkg; 4119 try { 4120 pkg = pp.parsePackage(scanFile, parseFlags); 4121 } catch (PackageParserException e) { 4122 throw PackageManagerException.from(e); 4123 } 4124 4125 PackageSetting ps = null; 4126 PackageSetting updatedPkg; 4127 // reader 4128 synchronized (mPackages) { 4129 // Look to see if we already know about this package. 4130 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4131 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4132 // This package has been renamed to its original name. Let's 4133 // use that. 4134 ps = mSettings.peekPackageLPr(oldName); 4135 } 4136 // If there was no original package, see one for the real package name. 4137 if (ps == null) { 4138 ps = mSettings.peekPackageLPr(pkg.packageName); 4139 } 4140 // Check to see if this package could be hiding/updating a system 4141 // package. Must look for it either under the original or real 4142 // package name depending on our state. 4143 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4144 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4145 } 4146 boolean updatedPkgBetter = false; 4147 // First check if this is a system package that may involve an update 4148 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4149 if (ps != null && !ps.codePath.equals(scanFile)) { 4150 // The path has changed from what was last scanned... check the 4151 // version of the new path against what we have stored to determine 4152 // what to do. 4153 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4154 if (pkg.mVersionCode < ps.versionCode) { 4155 // The system package has been updated and the code path does not match 4156 // Ignore entry. Skip it. 4157 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4158 + " ignored: updated version " + ps.versionCode 4159 + " better than this " + pkg.mVersionCode); 4160 if (!updatedPkg.codePath.equals(scanFile)) { 4161 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4162 + ps.name + " changing from " + updatedPkg.codePathString 4163 + " to " + scanFile); 4164 updatedPkg.codePath = scanFile; 4165 updatedPkg.codePathString = scanFile.toString(); 4166 // This is the point at which we know that the system-disk APK 4167 // for this package has moved during a reboot (e.g. due to an OTA), 4168 // so we need to reevaluate it for privilege policy. 4169 if (locationIsPrivileged(scanFile)) { 4170 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4171 } 4172 } 4173 updatedPkg.pkg = pkg; 4174 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4175 } else { 4176 // The current app on the system partition is better than 4177 // what we have updated to on the data partition; switch 4178 // back to the system partition version. 4179 // At this point, its safely assumed that package installation for 4180 // apps in system partition will go through. If not there won't be a working 4181 // version of the app 4182 // writer 4183 synchronized (mPackages) { 4184 // Just remove the loaded entries from package lists. 4185 mPackages.remove(ps.name); 4186 } 4187 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4188 + "reverting from " + ps.codePathString 4189 + ": new version " + pkg.mVersionCode 4190 + " better than installed " + ps.versionCode); 4191 4192 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4193 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4194 getAppDexInstructionSets(ps)); 4195 synchronized (mInstallLock) { 4196 args.cleanUpResourcesLI(); 4197 } 4198 synchronized (mPackages) { 4199 mSettings.enableSystemPackageLPw(ps.name); 4200 } 4201 updatedPkgBetter = true; 4202 } 4203 } 4204 } 4205 4206 if (updatedPkg != null) { 4207 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4208 // initially 4209 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4210 4211 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4212 // flag set initially 4213 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4214 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4215 } 4216 } 4217 4218 // Verify certificates against what was last scanned 4219 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4220 4221 /* 4222 * A new system app appeared, but we already had a non-system one of the 4223 * same name installed earlier. 4224 */ 4225 boolean shouldHideSystemApp = false; 4226 if (updatedPkg == null && ps != null 4227 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4228 /* 4229 * Check to make sure the signatures match first. If they don't, 4230 * wipe the installed application and its data. 4231 */ 4232 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4233 != PackageManager.SIGNATURE_MATCH) { 4234 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4235 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4236 ps = null; 4237 } else { 4238 /* 4239 * If the newly-added system app is an older version than the 4240 * already installed version, hide it. It will be scanned later 4241 * and re-added like an update. 4242 */ 4243 if (pkg.mVersionCode < ps.versionCode) { 4244 shouldHideSystemApp = true; 4245 } else { 4246 /* 4247 * The newly found system app is a newer version that the 4248 * one previously installed. Simply remove the 4249 * already-installed application and replace it with our own 4250 * while keeping the application data. 4251 */ 4252 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4253 + ps.codePathString + ": new version " + pkg.mVersionCode 4254 + " better than installed " + ps.versionCode); 4255 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4256 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4257 getAppDexInstructionSets(ps)); 4258 synchronized (mInstallLock) { 4259 args.cleanUpResourcesLI(); 4260 } 4261 } 4262 } 4263 } 4264 4265 // The apk is forward locked (not public) if its code and resources 4266 // are kept in different files. (except for app in either system or 4267 // vendor path). 4268 // TODO grab this value from PackageSettings 4269 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4270 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4271 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4272 } 4273 } 4274 4275 // TODO: extend to support forward-locked splits 4276 String resourcePath = null; 4277 String baseResourcePath = null; 4278 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4279 if (ps != null && ps.resourcePathString != null) { 4280 resourcePath = ps.resourcePathString; 4281 baseResourcePath = ps.resourcePathString; 4282 } else { 4283 // Should not happen at all. Just log an error. 4284 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4285 } 4286 } else { 4287 resourcePath = pkg.codePath; 4288 baseResourcePath = pkg.baseCodePath; 4289 } 4290 4291 // Set application objects path explicitly. 4292 pkg.applicationInfo.setCodePath(pkg.codePath); 4293 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4294 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4295 pkg.applicationInfo.setResourcePath(resourcePath); 4296 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4297 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4298 4299 // Note that we invoke the following method only if we are about to unpack an application 4300 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4301 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4302 4303 /* 4304 * If the system app should be overridden by a previously installed 4305 * data, hide the system app now and let the /data/app scan pick it up 4306 * again. 4307 */ 4308 if (shouldHideSystemApp) { 4309 synchronized (mPackages) { 4310 /* 4311 * We have to grant systems permissions before we hide, because 4312 * grantPermissions will assume the package update is trying to 4313 * expand its permissions. 4314 */ 4315 grantPermissionsLPw(pkg, true, pkg.packageName); 4316 mSettings.disableSystemPackageLPw(pkg.packageName); 4317 } 4318 } 4319 4320 return scannedPkg; 4321 } 4322 4323 private static String fixProcessName(String defProcessName, 4324 String processName, int uid) { 4325 if (processName == null) { 4326 return defProcessName; 4327 } 4328 return processName; 4329 } 4330 4331 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4332 throws PackageManagerException { 4333 if (pkgSetting.signatures.mSignatures != null) { 4334 // Already existing package. Make sure signatures match 4335 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4336 == PackageManager.SIGNATURE_MATCH; 4337 if (!match) { 4338 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4339 == PackageManager.SIGNATURE_MATCH; 4340 } 4341 if (!match) { 4342 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4343 + pkg.packageName + " signatures do not match the " 4344 + "previously installed version; ignoring!"); 4345 } 4346 } 4347 4348 // Check for shared user signatures 4349 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4350 // Already existing package. Make sure signatures match 4351 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4352 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4353 if (!match) { 4354 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4355 == PackageManager.SIGNATURE_MATCH; 4356 } 4357 if (!match) { 4358 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4359 "Package " + pkg.packageName 4360 + " has no signatures that match those in shared user " 4361 + pkgSetting.sharedUser.name + "; ignoring!"); 4362 } 4363 } 4364 } 4365 4366 /** 4367 * Enforces that only the system UID or root's UID can call a method exposed 4368 * via Binder. 4369 * 4370 * @param message used as message if SecurityException is thrown 4371 * @throws SecurityException if the caller is not system or root 4372 */ 4373 private static final void enforceSystemOrRoot(String message) { 4374 final int uid = Binder.getCallingUid(); 4375 if (uid != Process.SYSTEM_UID && uid != 0) { 4376 throw new SecurityException(message); 4377 } 4378 } 4379 4380 @Override 4381 public void performBootDexOpt() { 4382 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4383 4384 final HashSet<PackageParser.Package> pkgs; 4385 synchronized (mPackages) { 4386 pkgs = mDeferredDexOpt; 4387 mDeferredDexOpt = null; 4388 } 4389 4390 if (pkgs != null) { 4391 // Filter out packages that aren't recently used. 4392 // 4393 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 4394 // should do a full dexopt. 4395 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4396 // TODO: add a property to control this? 4397 long dexOptLRUThresholdInMinutes; 4398 if (mLazyDexOpt) { 4399 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4400 } else { 4401 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4402 } 4403 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4404 4405 int total = pkgs.size(); 4406 int skipped = 0; 4407 long now = System.currentTimeMillis(); 4408 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4409 PackageParser.Package pkg = i.next(); 4410 long then = pkg.mLastPackageUsageTimeInMills; 4411 if (then + dexOptLRUThresholdInMills < now) { 4412 if (DEBUG_DEXOPT) { 4413 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4414 ((then == 0) ? "never" : new Date(then))); 4415 } 4416 i.remove(); 4417 skipped++; 4418 } 4419 } 4420 if (DEBUG_DEXOPT) { 4421 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4422 } 4423 } 4424 4425 int i = 0; 4426 for (PackageParser.Package pkg : pkgs) { 4427 i++; 4428 if (DEBUG_DEXOPT) { 4429 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4430 + ": " + pkg.packageName); 4431 } 4432 if (!isFirstBoot()) { 4433 try { 4434 ActivityManagerNative.getDefault().showBootMessage( 4435 mContext.getResources().getString( 4436 R.string.android_upgrading_apk, 4437 i, pkgs.size()), true); 4438 } catch (RemoteException e) { 4439 } 4440 } 4441 PackageParser.Package p = pkg; 4442 synchronized (mInstallLock) { 4443 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4444 true /* include dependencies */); 4445 } 4446 } 4447 } 4448 } 4449 4450 @Override 4451 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4452 return performDexOpt(packageName, instructionSet, false); 4453 } 4454 4455 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4456 if (info.primaryCpuAbi == null) { 4457 return getPreferredInstructionSet(); 4458 } 4459 4460 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4461 } 4462 4463 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 4464 boolean dexopt = mLazyDexOpt || backgroundDexopt; 4465 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 4466 if (!dexopt && !updateUsage) { 4467 // We aren't going to dexopt or update usage, so bail early. 4468 return false; 4469 } 4470 PackageParser.Package p; 4471 final String targetInstructionSet; 4472 synchronized (mPackages) { 4473 p = mPackages.get(packageName); 4474 if (p == null) { 4475 return false; 4476 } 4477 if (updateUsage) { 4478 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4479 } 4480 mPackageUsage.write(false); 4481 if (!dexopt) { 4482 // We aren't going to dexopt, so bail early. 4483 return false; 4484 } 4485 4486 targetInstructionSet = instructionSet != null ? instructionSet : 4487 getPrimaryInstructionSet(p.applicationInfo); 4488 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4489 return false; 4490 } 4491 } 4492 4493 synchronized (mInstallLock) { 4494 final String[] instructionSets = new String[] { targetInstructionSet }; 4495 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4496 true /* include dependencies */) == DEX_OPT_PERFORMED; 4497 } 4498 } 4499 4500 public HashSet<String> getPackagesThatNeedDexOpt() { 4501 HashSet<String> pkgs = null; 4502 synchronized (mPackages) { 4503 for (PackageParser.Package p : mPackages.values()) { 4504 if (DEBUG_DEXOPT) { 4505 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4506 } 4507 if (!p.mDexOptPerformed.isEmpty()) { 4508 continue; 4509 } 4510 if (pkgs == null) { 4511 pkgs = new HashSet<String>(); 4512 } 4513 pkgs.add(p.packageName); 4514 } 4515 } 4516 return pkgs; 4517 } 4518 4519 public void shutdown() { 4520 mPackageUsage.write(true); 4521 } 4522 4523 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4524 boolean forceDex, boolean defer, HashSet<String> done) { 4525 for (int i=0; i<libs.size(); i++) { 4526 PackageParser.Package libPkg; 4527 String libName; 4528 synchronized (mPackages) { 4529 libName = libs.get(i); 4530 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4531 if (lib != null && lib.apk != null) { 4532 libPkg = mPackages.get(lib.apk); 4533 } else { 4534 libPkg = null; 4535 } 4536 } 4537 if (libPkg != null && !done.contains(libName)) { 4538 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4539 } 4540 } 4541 } 4542 4543 static final int DEX_OPT_SKIPPED = 0; 4544 static final int DEX_OPT_PERFORMED = 1; 4545 static final int DEX_OPT_DEFERRED = 2; 4546 static final int DEX_OPT_FAILED = -1; 4547 4548 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4549 boolean forceDex, boolean defer, HashSet<String> done) { 4550 final String[] instructionSets = targetInstructionSets != null ? 4551 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4552 4553 if (done != null) { 4554 done.add(pkg.packageName); 4555 if (pkg.usesLibraries != null) { 4556 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4557 } 4558 if (pkg.usesOptionalLibraries != null) { 4559 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4560 } 4561 } 4562 4563 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4564 return DEX_OPT_SKIPPED; 4565 } 4566 4567 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4568 4569 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4570 boolean performedDexOpt = false; 4571 // There are three basic cases here: 4572 // 1.) we need to dexopt, either because we are forced or it is needed 4573 // 2.) we are defering a needed dexopt 4574 // 3.) we are skipping an unneeded dexopt 4575 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4576 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4577 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4578 continue; 4579 } 4580 4581 for (String path : paths) { 4582 try { 4583 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4584 // patckage or the one we find does not match the image checksum (i.e. it was 4585 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4586 // odex file and it matches the checksum of the image but not its base address, 4587 // meaning we need to move it. 4588 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4589 pkg.packageName, dexCodeInstructionSet, defer); 4590 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4591 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4592 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4593 + " vmSafeMode=" + vmSafeMode); 4594 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4595 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4596 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4597 4598 if (ret < 0) { 4599 // Don't bother running dexopt again if we failed, it will probably 4600 // just result in an error again. Also, don't bother dexopting for other 4601 // paths & ISAs. 4602 return DEX_OPT_FAILED; 4603 } 4604 4605 performedDexOpt = true; 4606 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4607 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4608 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4609 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4610 pkg.packageName, dexCodeInstructionSet); 4611 4612 if (ret < 0) { 4613 // Don't bother running patchoat again if we failed, it will probably 4614 // just result in an error again. Also, don't bother dexopting for other 4615 // paths & ISAs. 4616 return DEX_OPT_FAILED; 4617 } 4618 4619 performedDexOpt = true; 4620 } 4621 4622 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4623 // paths and instruction sets. We'll deal with them all together when we process 4624 // our list of deferred dexopts. 4625 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4626 if (mDeferredDexOpt == null) { 4627 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4628 } 4629 mDeferredDexOpt.add(pkg); 4630 return DEX_OPT_DEFERRED; 4631 } 4632 } catch (FileNotFoundException e) { 4633 Slog.w(TAG, "Apk not found for dexopt: " + path); 4634 return DEX_OPT_FAILED; 4635 } catch (IOException e) { 4636 Slog.w(TAG, "IOException reading apk: " + path, e); 4637 return DEX_OPT_FAILED; 4638 } catch (StaleDexCacheError e) { 4639 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4640 return DEX_OPT_FAILED; 4641 } catch (Exception e) { 4642 Slog.w(TAG, "Exception when doing dexopt : ", e); 4643 return DEX_OPT_FAILED; 4644 } 4645 } 4646 4647 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4648 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4649 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4650 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4651 // it. 4652 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4653 } 4654 4655 // If we've gotten here, we're sure that no error occurred and that we haven't 4656 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4657 // we've skipped all of them because they are up to date. In both cases this 4658 // package doesn't need dexopt any longer. 4659 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4660 } 4661 4662 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4663 if (info.primaryCpuAbi != null) { 4664 if (info.secondaryCpuAbi != null) { 4665 return new String[] { 4666 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4667 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4668 } else { 4669 return new String[] { 4670 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4671 } 4672 } 4673 4674 return new String[] { getPreferredInstructionSet() }; 4675 } 4676 4677 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4678 if (ps.primaryCpuAbiString != null) { 4679 if (ps.secondaryCpuAbiString != null) { 4680 return new String[] { 4681 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4682 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4683 } else { 4684 return new String[] { 4685 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4686 } 4687 } 4688 4689 return new String[] { getPreferredInstructionSet() }; 4690 } 4691 4692 private static String getPreferredInstructionSet() { 4693 if (sPreferredInstructionSet == null) { 4694 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4695 } 4696 4697 return sPreferredInstructionSet; 4698 } 4699 4700 private static List<String> getAllInstructionSets() { 4701 final String[] allAbis = Build.SUPPORTED_ABIS; 4702 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4703 4704 for (String abi : allAbis) { 4705 final String instructionSet = VMRuntime.getInstructionSet(abi); 4706 if (!allInstructionSets.contains(instructionSet)) { 4707 allInstructionSets.add(instructionSet); 4708 } 4709 } 4710 4711 return allInstructionSets; 4712 } 4713 4714 /** 4715 * Returns the instruction set that should be used to compile dex code. In the presence of 4716 * a native bridge this might be different than the one shared libraries use. 4717 */ 4718 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4719 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4720 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4721 } 4722 4723 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4724 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4725 for (String instructionSet : instructionSets) { 4726 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4727 } 4728 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4729 } 4730 4731 @Override 4732 public void forceDexOpt(String packageName) { 4733 enforceSystemOrRoot("forceDexOpt"); 4734 4735 PackageParser.Package pkg; 4736 synchronized (mPackages) { 4737 pkg = mPackages.get(packageName); 4738 if (pkg == null) { 4739 throw new IllegalArgumentException("Missing package: " + packageName); 4740 } 4741 } 4742 4743 synchronized (mInstallLock) { 4744 final String[] instructionSets = new String[] { 4745 getPrimaryInstructionSet(pkg.applicationInfo) }; 4746 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4747 if (res != DEX_OPT_PERFORMED) { 4748 throw new IllegalStateException("Failed to dexopt: " + res); 4749 } 4750 } 4751 } 4752 4753 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4754 boolean forceDex, boolean defer, boolean inclDependencies) { 4755 HashSet<String> done; 4756 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4757 done = new HashSet<String>(); 4758 done.add(pkg.packageName); 4759 } else { 4760 done = null; 4761 } 4762 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4763 } 4764 4765 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4766 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4767 Slog.w(TAG, "Unable to update from " + oldPkg.name 4768 + " to " + newPkg.packageName 4769 + ": old package not in system partition"); 4770 return false; 4771 } else if (mPackages.get(oldPkg.name) != null) { 4772 Slog.w(TAG, "Unable to update from " + oldPkg.name 4773 + " to " + newPkg.packageName 4774 + ": old package still exists"); 4775 return false; 4776 } 4777 return true; 4778 } 4779 4780 File getDataPathForUser(int userId) { 4781 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4782 } 4783 4784 private File getDataPathForPackage(String packageName, int userId) { 4785 /* 4786 * Until we fully support multiple users, return the directory we 4787 * previously would have. The PackageManagerTests will need to be 4788 * revised when this is changed back.. 4789 */ 4790 if (userId == 0) { 4791 return new File(mAppDataDir, packageName); 4792 } else { 4793 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4794 + File.separator + packageName); 4795 } 4796 } 4797 4798 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4799 int[] users = sUserManager.getUserIds(); 4800 int res = mInstaller.install(packageName, uid, uid, seinfo); 4801 if (res < 0) { 4802 return res; 4803 } 4804 for (int user : users) { 4805 if (user != 0) { 4806 res = mInstaller.createUserData(packageName, 4807 UserHandle.getUid(user, uid), user, seinfo); 4808 if (res < 0) { 4809 return res; 4810 } 4811 } 4812 } 4813 return res; 4814 } 4815 4816 private int removeDataDirsLI(String packageName) { 4817 int[] users = sUserManager.getUserIds(); 4818 int res = 0; 4819 for (int user : users) { 4820 int resInner = mInstaller.remove(packageName, user); 4821 if (resInner < 0) { 4822 res = resInner; 4823 } 4824 } 4825 4826 return res; 4827 } 4828 4829 private int deleteCodeCacheDirsLI(String packageName) { 4830 int[] users = sUserManager.getUserIds(); 4831 int res = 0; 4832 for (int user : users) { 4833 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4834 if (resInner < 0) { 4835 res = resInner; 4836 } 4837 } 4838 return res; 4839 } 4840 4841 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4842 PackageParser.Package changingLib) { 4843 if (file.path != null) { 4844 usesLibraryFiles.add(file.path); 4845 return; 4846 } 4847 PackageParser.Package p = mPackages.get(file.apk); 4848 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4849 // If we are doing this while in the middle of updating a library apk, 4850 // then we need to make sure to use that new apk for determining the 4851 // dependencies here. (We haven't yet finished committing the new apk 4852 // to the package manager state.) 4853 if (p == null || p.packageName.equals(changingLib.packageName)) { 4854 p = changingLib; 4855 } 4856 } 4857 if (p != null) { 4858 usesLibraryFiles.addAll(p.getAllCodePaths()); 4859 } 4860 } 4861 4862 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4863 PackageParser.Package changingLib) throws PackageManagerException { 4864 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4865 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4866 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4867 for (int i=0; i<N; i++) { 4868 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4869 if (file == null) { 4870 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4871 "Package " + pkg.packageName + " requires unavailable shared library " 4872 + pkg.usesLibraries.get(i) + "; failing!"); 4873 } 4874 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4875 } 4876 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4877 for (int i=0; i<N; i++) { 4878 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4879 if (file == null) { 4880 Slog.w(TAG, "Package " + pkg.packageName 4881 + " desires unavailable shared library " 4882 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4883 } else { 4884 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4885 } 4886 } 4887 N = usesLibraryFiles.size(); 4888 if (N > 0) { 4889 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4890 } else { 4891 pkg.usesLibraryFiles = null; 4892 } 4893 } 4894 } 4895 4896 private static boolean hasString(List<String> list, List<String> which) { 4897 if (list == null) { 4898 return false; 4899 } 4900 for (int i=list.size()-1; i>=0; i--) { 4901 for (int j=which.size()-1; j>=0; j--) { 4902 if (which.get(j).equals(list.get(i))) { 4903 return true; 4904 } 4905 } 4906 } 4907 return false; 4908 } 4909 4910 private void updateAllSharedLibrariesLPw() { 4911 for (PackageParser.Package pkg : mPackages.values()) { 4912 try { 4913 updateSharedLibrariesLPw(pkg, null); 4914 } catch (PackageManagerException e) { 4915 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4916 } 4917 } 4918 } 4919 4920 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4921 PackageParser.Package changingPkg) { 4922 ArrayList<PackageParser.Package> res = null; 4923 for (PackageParser.Package pkg : mPackages.values()) { 4924 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4925 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4926 if (res == null) { 4927 res = new ArrayList<PackageParser.Package>(); 4928 } 4929 res.add(pkg); 4930 try { 4931 updateSharedLibrariesLPw(pkg, changingPkg); 4932 } catch (PackageManagerException e) { 4933 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4934 } 4935 } 4936 } 4937 return res; 4938 } 4939 4940 /** 4941 * Derive the value of the {@code cpuAbiOverride} based on the provided 4942 * value and an optional stored value from the package settings. 4943 */ 4944 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 4945 String cpuAbiOverride = null; 4946 4947 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 4948 cpuAbiOverride = null; 4949 } else if (abiOverride != null) { 4950 cpuAbiOverride = abiOverride; 4951 } else if (settings != null) { 4952 cpuAbiOverride = settings.cpuAbiOverrideString; 4953 } 4954 4955 return cpuAbiOverride; 4956 } 4957 4958 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 4959 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 4960 boolean success = false; 4961 try { 4962 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 4963 currentTime, user); 4964 success = true; 4965 return res; 4966 } finally { 4967 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4968 removeDataDirsLI(pkg.packageName); 4969 } 4970 } 4971 } 4972 4973 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 4974 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 4975 final File scanFile = new File(pkg.codePath); 4976 if (pkg.applicationInfo.getCodePath() == null || 4977 pkg.applicationInfo.getResourcePath() == null) { 4978 // Bail out. The resource and code paths haven't been set. 4979 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 4980 "Code and resource paths haven't been set correctly"); 4981 } 4982 4983 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4984 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4985 } 4986 4987 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4988 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4989 } 4990 4991 if (mCustomResolverComponentName != null && 4992 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4993 setUpCustomResolverActivity(pkg); 4994 } 4995 4996 if (pkg.packageName.equals("android")) { 4997 synchronized (mPackages) { 4998 if (mAndroidApplication != null) { 4999 Slog.w(TAG, "*************************************************"); 5000 Slog.w(TAG, "Core android package being redefined. Skipping."); 5001 Slog.w(TAG, " file=" + scanFile); 5002 Slog.w(TAG, "*************************************************"); 5003 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5004 "Core android package being redefined. Skipping."); 5005 } 5006 5007 // Set up information for our fall-back user intent resolution activity. 5008 mPlatformPackage = pkg; 5009 pkg.mVersionCode = mSdkVersion; 5010 mAndroidApplication = pkg.applicationInfo; 5011 5012 if (!mResolverReplaced) { 5013 mResolveActivity.applicationInfo = mAndroidApplication; 5014 mResolveActivity.name = ResolverActivity.class.getName(); 5015 mResolveActivity.packageName = mAndroidApplication.packageName; 5016 mResolveActivity.processName = "system:ui"; 5017 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5018 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5019 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5020 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5021 mResolveActivity.exported = true; 5022 mResolveActivity.enabled = true; 5023 mResolveInfo.activityInfo = mResolveActivity; 5024 mResolveInfo.priority = 0; 5025 mResolveInfo.preferredOrder = 0; 5026 mResolveInfo.match = 0; 5027 mResolveComponentName = new ComponentName( 5028 mAndroidApplication.packageName, mResolveActivity.name); 5029 } 5030 } 5031 } 5032 5033 if (DEBUG_PACKAGE_SCANNING) { 5034 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5035 Log.d(TAG, "Scanning package " + pkg.packageName); 5036 } 5037 5038 if (mPackages.containsKey(pkg.packageName) 5039 || mSharedLibraries.containsKey(pkg.packageName)) { 5040 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5041 "Application package " + pkg.packageName 5042 + " already installed. Skipping duplicate."); 5043 } 5044 5045 // Initialize package source and resource directories 5046 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5047 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5048 5049 SharedUserSetting suid = null; 5050 PackageSetting pkgSetting = null; 5051 5052 if (!isSystemApp(pkg)) { 5053 // Only system apps can use these features. 5054 pkg.mOriginalPackages = null; 5055 pkg.mRealPackage = null; 5056 pkg.mAdoptPermissions = null; 5057 } 5058 5059 // writer 5060 synchronized (mPackages) { 5061 if (pkg.mSharedUserId != null) { 5062 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5063 if (suid == null) { 5064 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5065 "Creating application package " + pkg.packageName 5066 + " for shared user failed"); 5067 } 5068 if (DEBUG_PACKAGE_SCANNING) { 5069 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5070 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5071 + "): packages=" + suid.packages); 5072 } 5073 } 5074 5075 // Check if we are renaming from an original package name. 5076 PackageSetting origPackage = null; 5077 String realName = null; 5078 if (pkg.mOriginalPackages != null) { 5079 // This package may need to be renamed to a previously 5080 // installed name. Let's check on that... 5081 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5082 if (pkg.mOriginalPackages.contains(renamed)) { 5083 // This package had originally been installed as the 5084 // original name, and we have already taken care of 5085 // transitioning to the new one. Just update the new 5086 // one to continue using the old name. 5087 realName = pkg.mRealPackage; 5088 if (!pkg.packageName.equals(renamed)) { 5089 // Callers into this function may have already taken 5090 // care of renaming the package; only do it here if 5091 // it is not already done. 5092 pkg.setPackageName(renamed); 5093 } 5094 5095 } else { 5096 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5097 if ((origPackage = mSettings.peekPackageLPr( 5098 pkg.mOriginalPackages.get(i))) != null) { 5099 // We do have the package already installed under its 5100 // original name... should we use it? 5101 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5102 // New package is not compatible with original. 5103 origPackage = null; 5104 continue; 5105 } else if (origPackage.sharedUser != null) { 5106 // Make sure uid is compatible between packages. 5107 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5108 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5109 + " to " + pkg.packageName + ": old uid " 5110 + origPackage.sharedUser.name 5111 + " differs from " + pkg.mSharedUserId); 5112 origPackage = null; 5113 continue; 5114 } 5115 } else { 5116 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5117 + pkg.packageName + " to old name " + origPackage.name); 5118 } 5119 break; 5120 } 5121 } 5122 } 5123 } 5124 5125 if (mTransferedPackages.contains(pkg.packageName)) { 5126 Slog.w(TAG, "Package " + pkg.packageName 5127 + " was transferred to another, but its .apk remains"); 5128 } 5129 5130 // Just create the setting, don't add it yet. For already existing packages 5131 // the PkgSetting exists already and doesn't have to be created. 5132 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5133 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5134 pkg.applicationInfo.primaryCpuAbi, 5135 pkg.applicationInfo.secondaryCpuAbi, 5136 pkg.applicationInfo.flags, user, false); 5137 if (pkgSetting == null) { 5138 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5139 "Creating application package " + pkg.packageName + " failed"); 5140 } 5141 5142 if (pkgSetting.origPackage != null) { 5143 // If we are first transitioning from an original package, 5144 // fix up the new package's name now. We need to do this after 5145 // looking up the package under its new name, so getPackageLP 5146 // can take care of fiddling things correctly. 5147 pkg.setPackageName(origPackage.name); 5148 5149 // File a report about this. 5150 String msg = "New package " + pkgSetting.realName 5151 + " renamed to replace old package " + pkgSetting.name; 5152 reportSettingsProblem(Log.WARN, msg); 5153 5154 // Make a note of it. 5155 mTransferedPackages.add(origPackage.name); 5156 5157 // No longer need to retain this. 5158 pkgSetting.origPackage = null; 5159 } 5160 5161 if (realName != null) { 5162 // Make a note of it. 5163 mTransferedPackages.add(pkg.packageName); 5164 } 5165 5166 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5167 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5168 } 5169 5170 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5171 // Check all shared libraries and map to their actual file path. 5172 // We only do this here for apps not on a system dir, because those 5173 // are the only ones that can fail an install due to this. We 5174 // will take care of the system apps by updating all of their 5175 // library paths after the scan is done. 5176 updateSharedLibrariesLPw(pkg, null); 5177 } 5178 5179 if (mFoundPolicyFile) { 5180 SELinuxMMAC.assignSeinfoValue(pkg); 5181 } 5182 5183 pkg.applicationInfo.uid = pkgSetting.appId; 5184 pkg.mExtras = pkgSetting; 5185 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5186 try { 5187 verifySignaturesLP(pkgSetting, pkg); 5188 } catch (PackageManagerException e) { 5189 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5190 throw e; 5191 } 5192 // The signature has changed, but this package is in the system 5193 // image... let's recover! 5194 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5195 // However... if this package is part of a shared user, but it 5196 // doesn't match the signature of the shared user, let's fail. 5197 // What this means is that you can't change the signatures 5198 // associated with an overall shared user, which doesn't seem all 5199 // that unreasonable. 5200 if (pkgSetting.sharedUser != null) { 5201 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5202 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5203 throw new PackageManagerException( 5204 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5205 "Signature mismatch for shared user : " 5206 + pkgSetting.sharedUser); 5207 } 5208 } 5209 // File a report about this. 5210 String msg = "System package " + pkg.packageName 5211 + " signature changed; retaining data."; 5212 reportSettingsProblem(Log.WARN, msg); 5213 } 5214 } else { 5215 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5216 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5217 + pkg.packageName + " upgrade keys do not match the " 5218 + "previously installed version"); 5219 } else { 5220 // signatures may have changed as result of upgrade 5221 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5222 } 5223 } 5224 // Verify that this new package doesn't have any content providers 5225 // that conflict with existing packages. Only do this if the 5226 // package isn't already installed, since we don't want to break 5227 // things that are installed. 5228 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5229 final int N = pkg.providers.size(); 5230 int i; 5231 for (i=0; i<N; i++) { 5232 PackageParser.Provider p = pkg.providers.get(i); 5233 if (p.info.authority != null) { 5234 String names[] = p.info.authority.split(";"); 5235 for (int j = 0; j < names.length; j++) { 5236 if (mProvidersByAuthority.containsKey(names[j])) { 5237 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5238 final String otherPackageName = 5239 ((other != null && other.getComponentName() != null) ? 5240 other.getComponentName().getPackageName() : "?"); 5241 throw new PackageManagerException( 5242 INSTALL_FAILED_CONFLICTING_PROVIDER, 5243 "Can't install because provider name " + names[j] 5244 + " (in package " + pkg.applicationInfo.packageName 5245 + ") is already used by " + otherPackageName); 5246 } 5247 } 5248 } 5249 } 5250 } 5251 5252 if (pkg.mAdoptPermissions != null) { 5253 // This package wants to adopt ownership of permissions from 5254 // another package. 5255 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5256 final String origName = pkg.mAdoptPermissions.get(i); 5257 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5258 if (orig != null) { 5259 if (verifyPackageUpdateLPr(orig, pkg)) { 5260 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5261 + pkg.packageName); 5262 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5263 } 5264 } 5265 } 5266 } 5267 } 5268 5269 final String pkgName = pkg.packageName; 5270 5271 final long scanFileTime = scanFile.lastModified(); 5272 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5273 pkg.applicationInfo.processName = fixProcessName( 5274 pkg.applicationInfo.packageName, 5275 pkg.applicationInfo.processName, 5276 pkg.applicationInfo.uid); 5277 5278 File dataPath; 5279 if (mPlatformPackage == pkg) { 5280 // The system package is special. 5281 dataPath = new File(Environment.getDataDirectory(), "system"); 5282 5283 pkg.applicationInfo.dataDir = dataPath.getPath(); 5284 5285 } else { 5286 // This is a normal package, need to make its data directory. 5287 dataPath = getDataPathForPackage(pkg.packageName, 0); 5288 5289 boolean uidError = false; 5290 if (dataPath.exists()) { 5291 int currentUid = 0; 5292 try { 5293 StructStat stat = Os.stat(dataPath.getPath()); 5294 currentUid = stat.st_uid; 5295 } catch (ErrnoException e) { 5296 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5297 } 5298 5299 // If we have mismatched owners for the data path, we have a problem. 5300 if (currentUid != pkg.applicationInfo.uid) { 5301 boolean recovered = false; 5302 if (currentUid == 0) { 5303 // The directory somehow became owned by root. Wow. 5304 // This is probably because the system was stopped while 5305 // installd was in the middle of messing with its libs 5306 // directory. Ask installd to fix that. 5307 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5308 pkg.applicationInfo.uid); 5309 if (ret >= 0) { 5310 recovered = true; 5311 String msg = "Package " + pkg.packageName 5312 + " unexpectedly changed to uid 0; recovered to " + 5313 + pkg.applicationInfo.uid; 5314 reportSettingsProblem(Log.WARN, msg); 5315 } 5316 } 5317 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5318 || (scanFlags&SCAN_BOOTING) != 0)) { 5319 // If this is a system app, we can at least delete its 5320 // current data so the application will still work. 5321 int ret = removeDataDirsLI(pkgName); 5322 if (ret >= 0) { 5323 // TODO: Kill the processes first 5324 // Old data gone! 5325 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5326 ? "System package " : "Third party package "; 5327 String msg = prefix + pkg.packageName 5328 + " has changed from uid: " 5329 + currentUid + " to " 5330 + pkg.applicationInfo.uid + "; old data erased"; 5331 reportSettingsProblem(Log.WARN, msg); 5332 recovered = true; 5333 5334 // And now re-install the app. 5335 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5336 pkg.applicationInfo.seinfo); 5337 if (ret == -1) { 5338 // Ack should not happen! 5339 msg = prefix + pkg.packageName 5340 + " could not have data directory re-created after delete."; 5341 reportSettingsProblem(Log.WARN, msg); 5342 throw new PackageManagerException( 5343 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5344 } 5345 } 5346 if (!recovered) { 5347 mHasSystemUidErrors = true; 5348 } 5349 } else if (!recovered) { 5350 // If we allow this install to proceed, we will be broken. 5351 // Abort, abort! 5352 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5353 "scanPackageLI"); 5354 } 5355 if (!recovered) { 5356 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5357 + pkg.applicationInfo.uid + "/fs_" 5358 + currentUid; 5359 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5360 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5361 String msg = "Package " + pkg.packageName 5362 + " has mismatched uid: " 5363 + currentUid + " on disk, " 5364 + pkg.applicationInfo.uid + " in settings"; 5365 // writer 5366 synchronized (mPackages) { 5367 mSettings.mReadMessages.append(msg); 5368 mSettings.mReadMessages.append('\n'); 5369 uidError = true; 5370 if (!pkgSetting.uidError) { 5371 reportSettingsProblem(Log.ERROR, msg); 5372 } 5373 } 5374 } 5375 } 5376 pkg.applicationInfo.dataDir = dataPath.getPath(); 5377 if (mShouldRestoreconData) { 5378 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5379 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5380 pkg.applicationInfo.uid); 5381 } 5382 } else { 5383 if (DEBUG_PACKAGE_SCANNING) { 5384 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5385 Log.v(TAG, "Want this data dir: " + dataPath); 5386 } 5387 //invoke installer to do the actual installation 5388 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5389 pkg.applicationInfo.seinfo); 5390 if (ret < 0) { 5391 // Error from installer 5392 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5393 "Unable to create data dirs [errorCode=" + ret + "]"); 5394 } 5395 5396 if (dataPath.exists()) { 5397 pkg.applicationInfo.dataDir = dataPath.getPath(); 5398 } else { 5399 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5400 pkg.applicationInfo.dataDir = null; 5401 } 5402 } 5403 5404 pkgSetting.uidError = uidError; 5405 } 5406 5407 final String path = scanFile.getPath(); 5408 final String codePath = pkg.applicationInfo.getCodePath(); 5409 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5410 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5411 setBundledAppAbisAndRoots(pkg, pkgSetting); 5412 5413 // If we haven't found any native libraries for the app, check if it has 5414 // renderscript code. We'll need to force the app to 32 bit if it has 5415 // renderscript bitcode. 5416 if (pkg.applicationInfo.primaryCpuAbi == null 5417 && pkg.applicationInfo.secondaryCpuAbi == null 5418 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5419 NativeLibraryHelper.Handle handle = null; 5420 try { 5421 handle = NativeLibraryHelper.Handle.create(scanFile); 5422 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5423 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5424 } 5425 } catch (IOException ioe) { 5426 Slog.w(TAG, "Error scanning system app : " + ioe); 5427 } finally { 5428 IoUtils.closeQuietly(handle); 5429 } 5430 } 5431 5432 setNativeLibraryPaths(pkg); 5433 } else { 5434 // TODO: We can probably be smarter about this stuff. For installed apps, 5435 // we can calculate this information at install time once and for all. For 5436 // system apps, we can probably assume that this information doesn't change 5437 // after the first boot scan. As things stand, we do lots of unnecessary work. 5438 5439 // Give ourselves some initial paths; we'll come back for another 5440 // pass once we've determined ABI below. 5441 setNativeLibraryPaths(pkg); 5442 5443 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5444 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5445 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5446 5447 NativeLibraryHelper.Handle handle = null; 5448 try { 5449 handle = NativeLibraryHelper.Handle.create(scanFile); 5450 // TODO(multiArch): This can be null for apps that didn't go through the 5451 // usual installation process. We can calculate it again, like we 5452 // do during install time. 5453 // 5454 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5455 // unnecessary. 5456 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5457 5458 // Null out the abis so that they can be recalculated. 5459 pkg.applicationInfo.primaryCpuAbi = null; 5460 pkg.applicationInfo.secondaryCpuAbi = null; 5461 if (isMultiArch(pkg.applicationInfo)) { 5462 // Warn if we've set an abiOverride for multi-lib packages.. 5463 // By definition, we need to copy both 32 and 64 bit libraries for 5464 // such packages. 5465 if (pkg.cpuAbiOverride != null 5466 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5467 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5468 } 5469 5470 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5471 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5472 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5473 if (isAsec) { 5474 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5475 } else { 5476 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5477 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5478 useIsaSpecificSubdirs); 5479 } 5480 } 5481 5482 maybeThrowExceptionForMultiArchCopy( 5483 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5484 5485 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5486 if (isAsec) { 5487 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5488 } else { 5489 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5490 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5491 useIsaSpecificSubdirs); 5492 } 5493 } 5494 5495 maybeThrowExceptionForMultiArchCopy( 5496 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5497 5498 if (abi64 >= 0) { 5499 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5500 } 5501 5502 if (abi32 >= 0) { 5503 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5504 if (abi64 >= 0) { 5505 pkg.applicationInfo.secondaryCpuAbi = abi; 5506 } else { 5507 pkg.applicationInfo.primaryCpuAbi = abi; 5508 } 5509 } 5510 } else { 5511 String[] abiList = (cpuAbiOverride != null) ? 5512 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5513 5514 // Enable gross and lame hacks for apps that are built with old 5515 // SDK tools. We must scan their APKs for renderscript bitcode and 5516 // not launch them if it's present. Don't bother checking on devices 5517 // that don't have 64 bit support. 5518 boolean needsRenderScriptOverride = false; 5519 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5520 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5521 abiList = Build.SUPPORTED_32_BIT_ABIS; 5522 needsRenderScriptOverride = true; 5523 } 5524 5525 final int copyRet; 5526 if (isAsec) { 5527 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5528 } else { 5529 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5530 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5531 } 5532 5533 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5534 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5535 "Error unpackaging native libs for app, errorCode=" + copyRet); 5536 } 5537 5538 if (copyRet >= 0) { 5539 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5540 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5541 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5542 } else if (needsRenderScriptOverride) { 5543 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5544 } 5545 } 5546 } catch (IOException ioe) { 5547 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5548 } finally { 5549 IoUtils.closeQuietly(handle); 5550 } 5551 5552 // Now that we've calculated the ABIs and determined if it's an internal app, 5553 // we will go ahead and populate the nativeLibraryPath. 5554 setNativeLibraryPaths(pkg); 5555 5556 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5557 final int[] userIds = sUserManager.getUserIds(); 5558 synchronized (mInstallLock) { 5559 // Create a native library symlink only if we have native libraries 5560 // and if the native libraries are 32 bit libraries. We do not provide 5561 // this symlink for 64 bit libraries. 5562 if (pkg.applicationInfo.primaryCpuAbi != null && 5563 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5564 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5565 for (int userId : userIds) { 5566 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5567 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5568 "Failed linking native library dir (user=" + userId + ")"); 5569 } 5570 } 5571 } 5572 } 5573 } 5574 5575 // This is a special case for the "system" package, where the ABI is 5576 // dictated by the zygote configuration (and init.rc). We should keep track 5577 // of this ABI so that we can deal with "normal" applications that run under 5578 // the same UID correctly. 5579 if (mPlatformPackage == pkg) { 5580 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5581 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5582 } 5583 5584 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5585 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5586 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5587 // Copy the derived override back to the parsed package, so that we can 5588 // update the package settings accordingly. 5589 pkg.cpuAbiOverride = cpuAbiOverride; 5590 5591 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5592 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5593 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5594 5595 // Push the derived path down into PackageSettings so we know what to 5596 // clean up at uninstall time. 5597 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5598 5599 if (DEBUG_ABI_SELECTION) { 5600 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5601 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5602 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5603 } 5604 5605 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5606 // We don't do this here during boot because we can do it all 5607 // at once after scanning all existing packages. 5608 // 5609 // We also do this *before* we perform dexopt on this package, so that 5610 // we can avoid redundant dexopts, and also to make sure we've got the 5611 // code and package path correct. 5612 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5613 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5614 } 5615 5616 if ((scanFlags & SCAN_NO_DEX) == 0) { 5617 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, 5618 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5619 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5620 } 5621 } 5622 5623 if (mFactoryTest && pkg.requestedPermissions.contains( 5624 android.Manifest.permission.FACTORY_TEST)) { 5625 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5626 } 5627 5628 ArrayList<PackageParser.Package> clientLibPkgs = null; 5629 5630 // writer 5631 synchronized (mPackages) { 5632 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5633 // Only system apps can add new shared libraries. 5634 if (pkg.libraryNames != null) { 5635 for (int i=0; i<pkg.libraryNames.size(); i++) { 5636 String name = pkg.libraryNames.get(i); 5637 boolean allowed = false; 5638 if (isUpdatedSystemApp(pkg)) { 5639 // New library entries can only be added through the 5640 // system image. This is important to get rid of a lot 5641 // of nasty edge cases: for example if we allowed a non- 5642 // system update of the app to add a library, then uninstalling 5643 // the update would make the library go away, and assumptions 5644 // we made such as through app install filtering would now 5645 // have allowed apps on the device which aren't compatible 5646 // with it. Better to just have the restriction here, be 5647 // conservative, and create many fewer cases that can negatively 5648 // impact the user experience. 5649 final PackageSetting sysPs = mSettings 5650 .getDisabledSystemPkgLPr(pkg.packageName); 5651 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5652 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5653 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5654 allowed = true; 5655 allowed = true; 5656 break; 5657 } 5658 } 5659 } 5660 } else { 5661 allowed = true; 5662 } 5663 if (allowed) { 5664 if (!mSharedLibraries.containsKey(name)) { 5665 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5666 } else if (!name.equals(pkg.packageName)) { 5667 Slog.w(TAG, "Package " + pkg.packageName + " library " 5668 + name + " already exists; skipping"); 5669 } 5670 } else { 5671 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5672 + name + " that is not declared on system image; skipping"); 5673 } 5674 } 5675 if ((scanFlags&SCAN_BOOTING) == 0) { 5676 // If we are not booting, we need to update any applications 5677 // that are clients of our shared library. If we are booting, 5678 // this will all be done once the scan is complete. 5679 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5680 } 5681 } 5682 } 5683 } 5684 5685 // We also need to dexopt any apps that are dependent on this library. Note that 5686 // if these fail, we should abort the install since installing the library will 5687 // result in some apps being broken. 5688 if (clientLibPkgs != null) { 5689 if ((scanFlags & SCAN_NO_DEX) == 0) { 5690 for (int i = 0; i < clientLibPkgs.size(); i++) { 5691 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5692 if (performDexOptLI(clientPkg, null /* instruction sets */, forceDex, 5693 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5694 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5695 "scanPackageLI failed to dexopt clientLibPkgs"); 5696 } 5697 } 5698 } 5699 } 5700 5701 // Request the ActivityManager to kill the process(only for existing packages) 5702 // so that we do not end up in a confused state while the user is still using the older 5703 // version of the application while the new one gets installed. 5704 if ((scanFlags & SCAN_REPLACING) != 0) { 5705 killApplication(pkg.applicationInfo.packageName, 5706 pkg.applicationInfo.uid, "update pkg"); 5707 } 5708 5709 // Also need to kill any apps that are dependent on the library. 5710 if (clientLibPkgs != null) { 5711 for (int i=0; i<clientLibPkgs.size(); i++) { 5712 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5713 killApplication(clientPkg.applicationInfo.packageName, 5714 clientPkg.applicationInfo.uid, "update lib"); 5715 } 5716 } 5717 5718 // writer 5719 synchronized (mPackages) { 5720 // We don't expect installation to fail beyond this point 5721 5722 // Add the new setting to mSettings 5723 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5724 // Add the new setting to mPackages 5725 mPackages.put(pkg.applicationInfo.packageName, pkg); 5726 // Make sure we don't accidentally delete its data. 5727 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5728 while (iter.hasNext()) { 5729 PackageCleanItem item = iter.next(); 5730 if (pkgName.equals(item.packageName)) { 5731 iter.remove(); 5732 } 5733 } 5734 5735 // Take care of first install / last update times. 5736 if (currentTime != 0) { 5737 if (pkgSetting.firstInstallTime == 0) { 5738 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5739 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5740 pkgSetting.lastUpdateTime = currentTime; 5741 } 5742 } else if (pkgSetting.firstInstallTime == 0) { 5743 // We need *something*. Take time time stamp of the file. 5744 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5745 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5746 if (scanFileTime != pkgSetting.timeStamp) { 5747 // A package on the system image has changed; consider this 5748 // to be an update. 5749 pkgSetting.lastUpdateTime = scanFileTime; 5750 } 5751 } 5752 5753 // Add the package's KeySets to the global KeySetManagerService 5754 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5755 try { 5756 // Old KeySetData no longer valid. 5757 ksms.removeAppKeySetDataLPw(pkg.packageName); 5758 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5759 if (pkg.mKeySetMapping != null) { 5760 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5761 pkg.mKeySetMapping.entrySet()) { 5762 if (entry.getValue() != null) { 5763 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5764 entry.getValue(), entry.getKey()); 5765 } 5766 } 5767 if (pkg.mUpgradeKeySets != null) { 5768 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5769 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5770 } 5771 } 5772 } 5773 } catch (NullPointerException e) { 5774 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5775 } catch (IllegalArgumentException e) { 5776 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5777 } 5778 5779 int N = pkg.providers.size(); 5780 StringBuilder r = null; 5781 int i; 5782 for (i=0; i<N; i++) { 5783 PackageParser.Provider p = pkg.providers.get(i); 5784 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5785 p.info.processName, pkg.applicationInfo.uid); 5786 mProviders.addProvider(p); 5787 p.syncable = p.info.isSyncable; 5788 if (p.info.authority != null) { 5789 String names[] = p.info.authority.split(";"); 5790 p.info.authority = null; 5791 for (int j = 0; j < names.length; j++) { 5792 if (j == 1 && p.syncable) { 5793 // We only want the first authority for a provider to possibly be 5794 // syncable, so if we already added this provider using a different 5795 // authority clear the syncable flag. We copy the provider before 5796 // changing it because the mProviders object contains a reference 5797 // to a provider that we don't want to change. 5798 // Only do this for the second authority since the resulting provider 5799 // object can be the same for all future authorities for this provider. 5800 p = new PackageParser.Provider(p); 5801 p.syncable = false; 5802 } 5803 if (!mProvidersByAuthority.containsKey(names[j])) { 5804 mProvidersByAuthority.put(names[j], p); 5805 if (p.info.authority == null) { 5806 p.info.authority = names[j]; 5807 } else { 5808 p.info.authority = p.info.authority + ";" + names[j]; 5809 } 5810 if (DEBUG_PACKAGE_SCANNING) { 5811 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5812 Log.d(TAG, "Registered content provider: " + names[j] 5813 + ", className = " + p.info.name + ", isSyncable = " 5814 + p.info.isSyncable); 5815 } 5816 } else { 5817 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5818 Slog.w(TAG, "Skipping provider name " + names[j] + 5819 " (in package " + pkg.applicationInfo.packageName + 5820 "): name already used by " 5821 + ((other != null && other.getComponentName() != null) 5822 ? other.getComponentName().getPackageName() : "?")); 5823 } 5824 } 5825 } 5826 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5827 if (r == null) { 5828 r = new StringBuilder(256); 5829 } else { 5830 r.append(' '); 5831 } 5832 r.append(p.info.name); 5833 } 5834 } 5835 if (r != null) { 5836 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5837 } 5838 5839 N = pkg.services.size(); 5840 r = null; 5841 for (i=0; i<N; i++) { 5842 PackageParser.Service s = pkg.services.get(i); 5843 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5844 s.info.processName, pkg.applicationInfo.uid); 5845 mServices.addService(s); 5846 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5847 if (r == null) { 5848 r = new StringBuilder(256); 5849 } else { 5850 r.append(' '); 5851 } 5852 r.append(s.info.name); 5853 } 5854 } 5855 if (r != null) { 5856 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5857 } 5858 5859 N = pkg.receivers.size(); 5860 r = null; 5861 for (i=0; i<N; i++) { 5862 PackageParser.Activity a = pkg.receivers.get(i); 5863 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5864 a.info.processName, pkg.applicationInfo.uid); 5865 mReceivers.addActivity(a, "receiver"); 5866 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5867 if (r == null) { 5868 r = new StringBuilder(256); 5869 } else { 5870 r.append(' '); 5871 } 5872 r.append(a.info.name); 5873 } 5874 } 5875 if (r != null) { 5876 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5877 } 5878 5879 N = pkg.activities.size(); 5880 r = null; 5881 for (i=0; i<N; i++) { 5882 PackageParser.Activity a = pkg.activities.get(i); 5883 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5884 a.info.processName, pkg.applicationInfo.uid); 5885 mActivities.addActivity(a, "activity"); 5886 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5887 if (r == null) { 5888 r = new StringBuilder(256); 5889 } else { 5890 r.append(' '); 5891 } 5892 r.append(a.info.name); 5893 } 5894 } 5895 if (r != null) { 5896 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5897 } 5898 5899 N = pkg.permissionGroups.size(); 5900 r = null; 5901 for (i=0; i<N; i++) { 5902 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5903 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5904 if (cur == null) { 5905 mPermissionGroups.put(pg.info.name, pg); 5906 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5907 if (r == null) { 5908 r = new StringBuilder(256); 5909 } else { 5910 r.append(' '); 5911 } 5912 r.append(pg.info.name); 5913 } 5914 } else { 5915 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5916 + pg.info.packageName + " ignored: original from " 5917 + cur.info.packageName); 5918 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5919 if (r == null) { 5920 r = new StringBuilder(256); 5921 } else { 5922 r.append(' '); 5923 } 5924 r.append("DUP:"); 5925 r.append(pg.info.name); 5926 } 5927 } 5928 } 5929 if (r != null) { 5930 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5931 } 5932 5933 N = pkg.permissions.size(); 5934 r = null; 5935 for (i=0; i<N; i++) { 5936 PackageParser.Permission p = pkg.permissions.get(i); 5937 HashMap<String, BasePermission> permissionMap = 5938 p.tree ? mSettings.mPermissionTrees 5939 : mSettings.mPermissions; 5940 p.group = mPermissionGroups.get(p.info.group); 5941 if (p.info.group == null || p.group != null) { 5942 BasePermission bp = permissionMap.get(p.info.name); 5943 if (bp == null) { 5944 bp = new BasePermission(p.info.name, p.info.packageName, 5945 BasePermission.TYPE_NORMAL); 5946 permissionMap.put(p.info.name, bp); 5947 } 5948 if (bp.perm == null) { 5949 if (bp.sourcePackage != null 5950 && !bp.sourcePackage.equals(p.info.packageName)) { 5951 // If this is a permission that was formerly defined by a non-system 5952 // app, but is now defined by a system app (following an upgrade), 5953 // discard the previous declaration and consider the system's to be 5954 // canonical. 5955 if (isSystemApp(p.owner)) { 5956 String msg = "New decl " + p.owner + " of permission " 5957 + p.info.name + " is system"; 5958 reportSettingsProblem(Log.WARN, msg); 5959 bp.sourcePackage = null; 5960 } 5961 } 5962 if (bp.sourcePackage == null 5963 || bp.sourcePackage.equals(p.info.packageName)) { 5964 BasePermission tree = findPermissionTreeLP(p.info.name); 5965 if (tree == null 5966 || tree.sourcePackage.equals(p.info.packageName)) { 5967 bp.packageSetting = pkgSetting; 5968 bp.perm = p; 5969 bp.uid = pkg.applicationInfo.uid; 5970 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5971 if (r == null) { 5972 r = new StringBuilder(256); 5973 } else { 5974 r.append(' '); 5975 } 5976 r.append(p.info.name); 5977 } 5978 } else { 5979 Slog.w(TAG, "Permission " + p.info.name + " from package " 5980 + p.info.packageName + " ignored: base tree " 5981 + tree.name + " is from package " 5982 + tree.sourcePackage); 5983 } 5984 } else { 5985 Slog.w(TAG, "Permission " + p.info.name + " from package " 5986 + p.info.packageName + " ignored: original from " 5987 + bp.sourcePackage); 5988 } 5989 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5990 if (r == null) { 5991 r = new StringBuilder(256); 5992 } else { 5993 r.append(' '); 5994 } 5995 r.append("DUP:"); 5996 r.append(p.info.name); 5997 } 5998 if (bp.perm == p) { 5999 bp.protectionLevel = p.info.protectionLevel; 6000 } 6001 } else { 6002 Slog.w(TAG, "Permission " + p.info.name + " from package " 6003 + p.info.packageName + " ignored: no group " 6004 + p.group); 6005 } 6006 } 6007 if (r != null) { 6008 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6009 } 6010 6011 N = pkg.instrumentation.size(); 6012 r = null; 6013 for (i=0; i<N; i++) { 6014 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6015 a.info.packageName = pkg.applicationInfo.packageName; 6016 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6017 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6018 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6019 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6020 a.info.dataDir = pkg.applicationInfo.dataDir; 6021 6022 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6023 // need other information about the application, like the ABI and what not ? 6024 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6025 mInstrumentation.put(a.getComponentName(), a); 6026 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6027 if (r == null) { 6028 r = new StringBuilder(256); 6029 } else { 6030 r.append(' '); 6031 } 6032 r.append(a.info.name); 6033 } 6034 } 6035 if (r != null) { 6036 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6037 } 6038 6039 if (pkg.protectedBroadcasts != null) { 6040 N = pkg.protectedBroadcasts.size(); 6041 for (i=0; i<N; i++) { 6042 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6043 } 6044 } 6045 6046 pkgSetting.setTimeStamp(scanFileTime); 6047 6048 // Create idmap files for pairs of (packages, overlay packages). 6049 // Note: "android", ie framework-res.apk, is handled by native layers. 6050 if (pkg.mOverlayTarget != null) { 6051 // This is an overlay package. 6052 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6053 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6054 mOverlays.put(pkg.mOverlayTarget, 6055 new HashMap<String, PackageParser.Package>()); 6056 } 6057 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6058 map.put(pkg.packageName, pkg); 6059 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6060 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6061 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6062 "scanPackageLI failed to createIdmap"); 6063 } 6064 } 6065 } else if (mOverlays.containsKey(pkg.packageName) && 6066 !pkg.packageName.equals("android")) { 6067 // This is a regular package, with one or more known overlay packages. 6068 createIdmapsForPackageLI(pkg); 6069 } 6070 } 6071 6072 return pkg; 6073 } 6074 6075 /** 6076 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6077 * i.e, so that all packages can be run inside a single process if required. 6078 * 6079 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6080 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6081 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6082 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6083 * updating a package that belongs to a shared user. 6084 * 6085 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6086 * adds unnecessary complexity. 6087 */ 6088 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6089 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6090 String requiredInstructionSet = null; 6091 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6092 requiredInstructionSet = VMRuntime.getInstructionSet( 6093 scannedPackage.applicationInfo.primaryCpuAbi); 6094 } 6095 6096 PackageSetting requirer = null; 6097 for (PackageSetting ps : packagesForUser) { 6098 // If packagesForUser contains scannedPackage, we skip it. This will happen 6099 // when scannedPackage is an update of an existing package. Without this check, 6100 // we will never be able to change the ABI of any package belonging to a shared 6101 // user, even if it's compatible with other packages. 6102 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6103 if (ps.primaryCpuAbiString == null) { 6104 continue; 6105 } 6106 6107 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6108 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6109 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6110 // this but there's not much we can do. 6111 String errorMessage = "Instruction set mismatch, " 6112 + ((requirer == null) ? "[caller]" : requirer) 6113 + " requires " + requiredInstructionSet + " whereas " + ps 6114 + " requires " + instructionSet; 6115 Slog.w(TAG, errorMessage); 6116 } 6117 6118 if (requiredInstructionSet == null) { 6119 requiredInstructionSet = instructionSet; 6120 requirer = ps; 6121 } 6122 } 6123 } 6124 6125 if (requiredInstructionSet != null) { 6126 String adjustedAbi; 6127 if (requirer != null) { 6128 // requirer != null implies that either scannedPackage was null or that scannedPackage 6129 // did not require an ABI, in which case we have to adjust scannedPackage to match 6130 // the ABI of the set (which is the same as requirer's ABI) 6131 adjustedAbi = requirer.primaryCpuAbiString; 6132 if (scannedPackage != null) { 6133 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6134 } 6135 } else { 6136 // requirer == null implies that we're updating all ABIs in the set to 6137 // match scannedPackage. 6138 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6139 } 6140 6141 for (PackageSetting ps : packagesForUser) { 6142 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6143 if (ps.primaryCpuAbiString != null) { 6144 continue; 6145 } 6146 6147 ps.primaryCpuAbiString = adjustedAbi; 6148 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6149 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6150 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6151 6152 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6153 deferDexOpt, true) == DEX_OPT_FAILED) { 6154 ps.primaryCpuAbiString = null; 6155 ps.pkg.applicationInfo.primaryCpuAbi = null; 6156 return; 6157 } else { 6158 mInstaller.rmdex(ps.codePathString, 6159 getDexCodeInstructionSet(getPreferredInstructionSet())); 6160 } 6161 } 6162 } 6163 } 6164 } 6165 } 6166 6167 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6168 synchronized (mPackages) { 6169 mResolverReplaced = true; 6170 // Set up information for custom user intent resolution activity. 6171 mResolveActivity.applicationInfo = pkg.applicationInfo; 6172 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6173 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6174 mResolveActivity.processName = null; 6175 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6176 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6177 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6178 mResolveActivity.theme = 0; 6179 mResolveActivity.exported = true; 6180 mResolveActivity.enabled = true; 6181 mResolveInfo.activityInfo = mResolveActivity; 6182 mResolveInfo.priority = 0; 6183 mResolveInfo.preferredOrder = 0; 6184 mResolveInfo.match = 0; 6185 mResolveComponentName = mCustomResolverComponentName; 6186 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6187 mResolveComponentName); 6188 } 6189 } 6190 6191 private static String calculateBundledApkRoot(final String codePathString) { 6192 final File codePath = new File(codePathString); 6193 final File codeRoot; 6194 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6195 codeRoot = Environment.getRootDirectory(); 6196 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6197 codeRoot = Environment.getOemDirectory(); 6198 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6199 codeRoot = Environment.getVendorDirectory(); 6200 } else { 6201 // Unrecognized code path; take its top real segment as the apk root: 6202 // e.g. /something/app/blah.apk => /something 6203 try { 6204 File f = codePath.getCanonicalFile(); 6205 File parent = f.getParentFile(); // non-null because codePath is a file 6206 File tmp; 6207 while ((tmp = parent.getParentFile()) != null) { 6208 f = parent; 6209 parent = tmp; 6210 } 6211 codeRoot = f; 6212 Slog.w(TAG, "Unrecognized code path " 6213 + codePath + " - using " + codeRoot); 6214 } catch (IOException e) { 6215 // Can't canonicalize the code path -- shenanigans? 6216 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6217 return Environment.getRootDirectory().getPath(); 6218 } 6219 } 6220 return codeRoot.getPath(); 6221 } 6222 6223 /** 6224 * Derive and set the location of native libraries for the given package, 6225 * which varies depending on where and how the package was installed. 6226 */ 6227 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6228 final ApplicationInfo info = pkg.applicationInfo; 6229 final String codePath = pkg.codePath; 6230 final File codeFile = new File(codePath); 6231 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6232 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6233 6234 info.nativeLibraryRootDir = null; 6235 info.nativeLibraryRootRequiresIsa = false; 6236 info.nativeLibraryDir = null; 6237 info.secondaryNativeLibraryDir = null; 6238 6239 if (isApkFile(codeFile)) { 6240 // Monolithic install 6241 if (bundledApp) { 6242 // If "/system/lib64/apkname" exists, assume that is the per-package 6243 // native library directory to use; otherwise use "/system/lib/apkname". 6244 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6245 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6246 getPrimaryInstructionSet(info)); 6247 6248 // This is a bundled system app so choose the path based on the ABI. 6249 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6250 // is just the default path. 6251 final String apkName = deriveCodePathName(codePath); 6252 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6253 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6254 apkName).getAbsolutePath(); 6255 6256 if (info.secondaryCpuAbi != null) { 6257 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6258 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6259 secondaryLibDir, apkName).getAbsolutePath(); 6260 } 6261 } else if (asecApp) { 6262 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6263 .getAbsolutePath(); 6264 } else { 6265 final String apkName = deriveCodePathName(codePath); 6266 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6267 .getAbsolutePath(); 6268 } 6269 6270 info.nativeLibraryRootRequiresIsa = false; 6271 info.nativeLibraryDir = info.nativeLibraryRootDir; 6272 } else { 6273 // Cluster install 6274 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6275 info.nativeLibraryRootRequiresIsa = true; 6276 6277 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6278 getPrimaryInstructionSet(info)).getAbsolutePath(); 6279 6280 if (info.secondaryCpuAbi != null) { 6281 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6282 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6283 } 6284 } 6285 } 6286 6287 /** 6288 * Calculate the abis and roots for a bundled app. These can uniquely 6289 * be determined from the contents of the system partition, i.e whether 6290 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6291 * of this information, and instead assume that the system was built 6292 * sensibly. 6293 */ 6294 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6295 PackageSetting pkgSetting) { 6296 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6297 6298 // If "/system/lib64/apkname" exists, assume that is the per-package 6299 // native library directory to use; otherwise use "/system/lib/apkname". 6300 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6301 setBundledAppAbi(pkg, apkRoot, apkName); 6302 // pkgSetting might be null during rescan following uninstall of updates 6303 // to a bundled app, so accommodate that possibility. The settings in 6304 // that case will be established later from the parsed package. 6305 // 6306 // If the settings aren't null, sync them up with what we've just derived. 6307 // note that apkRoot isn't stored in the package settings. 6308 if (pkgSetting != null) { 6309 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6310 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6311 } 6312 } 6313 6314 /** 6315 * Deduces the ABI of a bundled app and sets the relevant fields on the 6316 * parsed pkg object. 6317 * 6318 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6319 * under which system libraries are installed. 6320 * @param apkName the name of the installed package. 6321 */ 6322 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6323 final File codeFile = new File(pkg.codePath); 6324 6325 final boolean has64BitLibs; 6326 final boolean has32BitLibs; 6327 if (isApkFile(codeFile)) { 6328 // Monolithic install 6329 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6330 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6331 } else { 6332 // Cluster install 6333 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6334 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6335 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6336 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6337 has64BitLibs = (new File(rootDir, isa)).exists(); 6338 } else { 6339 has64BitLibs = false; 6340 } 6341 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6342 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6343 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6344 has32BitLibs = (new File(rootDir, isa)).exists(); 6345 } else { 6346 has32BitLibs = false; 6347 } 6348 } 6349 6350 if (has64BitLibs && !has32BitLibs) { 6351 // The package has 64 bit libs, but not 32 bit libs. Its primary 6352 // ABI should be 64 bit. We can safely assume here that the bundled 6353 // native libraries correspond to the most preferred ABI in the list. 6354 6355 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6356 pkg.applicationInfo.secondaryCpuAbi = null; 6357 } else if (has32BitLibs && !has64BitLibs) { 6358 // The package has 32 bit libs but not 64 bit libs. Its primary 6359 // ABI should be 32 bit. 6360 6361 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6362 pkg.applicationInfo.secondaryCpuAbi = null; 6363 } else if (has32BitLibs && has64BitLibs) { 6364 // The application has both 64 and 32 bit bundled libraries. We check 6365 // here that the app declares multiArch support, and warn if it doesn't. 6366 // 6367 // We will be lenient here and record both ABIs. The primary will be the 6368 // ABI that's higher on the list, i.e, a device that's configured to prefer 6369 // 64 bit apps will see a 64 bit primary ABI, 6370 6371 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6372 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6373 } 6374 6375 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6376 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6377 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6378 } else { 6379 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6380 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6381 } 6382 } else { 6383 pkg.applicationInfo.primaryCpuAbi = null; 6384 pkg.applicationInfo.secondaryCpuAbi = null; 6385 } 6386 } 6387 6388 private void killApplication(String pkgName, int appId, String reason) { 6389 // Request the ActivityManager to kill the process(only for existing packages) 6390 // so that we do not end up in a confused state while the user is still using the older 6391 // version of the application while the new one gets installed. 6392 IActivityManager am = ActivityManagerNative.getDefault(); 6393 if (am != null) { 6394 try { 6395 am.killApplicationWithAppId(pkgName, appId, reason); 6396 } catch (RemoteException e) { 6397 } 6398 } 6399 } 6400 6401 void removePackageLI(PackageSetting ps, boolean chatty) { 6402 if (DEBUG_INSTALL) { 6403 if (chatty) 6404 Log.d(TAG, "Removing package " + ps.name); 6405 } 6406 6407 // writer 6408 synchronized (mPackages) { 6409 mPackages.remove(ps.name); 6410 final PackageParser.Package pkg = ps.pkg; 6411 if (pkg != null) { 6412 cleanPackageDataStructuresLILPw(pkg, chatty); 6413 } 6414 } 6415 } 6416 6417 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6418 if (DEBUG_INSTALL) { 6419 if (chatty) 6420 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6421 } 6422 6423 // writer 6424 synchronized (mPackages) { 6425 mPackages.remove(pkg.applicationInfo.packageName); 6426 cleanPackageDataStructuresLILPw(pkg, chatty); 6427 } 6428 } 6429 6430 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6431 int N = pkg.providers.size(); 6432 StringBuilder r = null; 6433 int i; 6434 for (i=0; i<N; i++) { 6435 PackageParser.Provider p = pkg.providers.get(i); 6436 mProviders.removeProvider(p); 6437 if (p.info.authority == null) { 6438 6439 /* There was another ContentProvider with this authority when 6440 * this app was installed so this authority is null, 6441 * Ignore it as we don't have to unregister the provider. 6442 */ 6443 continue; 6444 } 6445 String names[] = p.info.authority.split(";"); 6446 for (int j = 0; j < names.length; j++) { 6447 if (mProvidersByAuthority.get(names[j]) == p) { 6448 mProvidersByAuthority.remove(names[j]); 6449 if (DEBUG_REMOVE) { 6450 if (chatty) 6451 Log.d(TAG, "Unregistered content provider: " + names[j] 6452 + ", className = " + p.info.name + ", isSyncable = " 6453 + p.info.isSyncable); 6454 } 6455 } 6456 } 6457 if (DEBUG_REMOVE && chatty) { 6458 if (r == null) { 6459 r = new StringBuilder(256); 6460 } else { 6461 r.append(' '); 6462 } 6463 r.append(p.info.name); 6464 } 6465 } 6466 if (r != null) { 6467 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6468 } 6469 6470 N = pkg.services.size(); 6471 r = null; 6472 for (i=0; i<N; i++) { 6473 PackageParser.Service s = pkg.services.get(i); 6474 mServices.removeService(s); 6475 if (chatty) { 6476 if (r == null) { 6477 r = new StringBuilder(256); 6478 } else { 6479 r.append(' '); 6480 } 6481 r.append(s.info.name); 6482 } 6483 } 6484 if (r != null) { 6485 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6486 } 6487 6488 N = pkg.receivers.size(); 6489 r = null; 6490 for (i=0; i<N; i++) { 6491 PackageParser.Activity a = pkg.receivers.get(i); 6492 mReceivers.removeActivity(a, "receiver"); 6493 if (DEBUG_REMOVE && chatty) { 6494 if (r == null) { 6495 r = new StringBuilder(256); 6496 } else { 6497 r.append(' '); 6498 } 6499 r.append(a.info.name); 6500 } 6501 } 6502 if (r != null) { 6503 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6504 } 6505 6506 N = pkg.activities.size(); 6507 r = null; 6508 for (i=0; i<N; i++) { 6509 PackageParser.Activity a = pkg.activities.get(i); 6510 mActivities.removeActivity(a, "activity"); 6511 if (DEBUG_REMOVE && chatty) { 6512 if (r == null) { 6513 r = new StringBuilder(256); 6514 } else { 6515 r.append(' '); 6516 } 6517 r.append(a.info.name); 6518 } 6519 } 6520 if (r != null) { 6521 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6522 } 6523 6524 N = pkg.permissions.size(); 6525 r = null; 6526 for (i=0; i<N; i++) { 6527 PackageParser.Permission p = pkg.permissions.get(i); 6528 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6529 if (bp == null) { 6530 bp = mSettings.mPermissionTrees.get(p.info.name); 6531 } 6532 if (bp != null && bp.perm == p) { 6533 bp.perm = null; 6534 if (DEBUG_REMOVE && chatty) { 6535 if (r == null) { 6536 r = new StringBuilder(256); 6537 } else { 6538 r.append(' '); 6539 } 6540 r.append(p.info.name); 6541 } 6542 } 6543 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6544 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6545 if (appOpPerms != null) { 6546 appOpPerms.remove(pkg.packageName); 6547 } 6548 } 6549 } 6550 if (r != null) { 6551 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6552 } 6553 6554 N = pkg.requestedPermissions.size(); 6555 r = null; 6556 for (i=0; i<N; i++) { 6557 String perm = pkg.requestedPermissions.get(i); 6558 BasePermission bp = mSettings.mPermissions.get(perm); 6559 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6560 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6561 if (appOpPerms != null) { 6562 appOpPerms.remove(pkg.packageName); 6563 if (appOpPerms.isEmpty()) { 6564 mAppOpPermissionPackages.remove(perm); 6565 } 6566 } 6567 } 6568 } 6569 if (r != null) { 6570 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6571 } 6572 6573 N = pkg.instrumentation.size(); 6574 r = null; 6575 for (i=0; i<N; i++) { 6576 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6577 mInstrumentation.remove(a.getComponentName()); 6578 if (DEBUG_REMOVE && chatty) { 6579 if (r == null) { 6580 r = new StringBuilder(256); 6581 } else { 6582 r.append(' '); 6583 } 6584 r.append(a.info.name); 6585 } 6586 } 6587 if (r != null) { 6588 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6589 } 6590 6591 r = null; 6592 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6593 // Only system apps can hold shared libraries. 6594 if (pkg.libraryNames != null) { 6595 for (i=0; i<pkg.libraryNames.size(); i++) { 6596 String name = pkg.libraryNames.get(i); 6597 SharedLibraryEntry cur = mSharedLibraries.get(name); 6598 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6599 mSharedLibraries.remove(name); 6600 if (DEBUG_REMOVE && chatty) { 6601 if (r == null) { 6602 r = new StringBuilder(256); 6603 } else { 6604 r.append(' '); 6605 } 6606 r.append(name); 6607 } 6608 } 6609 } 6610 } 6611 } 6612 if (r != null) { 6613 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6614 } 6615 } 6616 6617 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6618 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6619 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6620 return true; 6621 } 6622 } 6623 return false; 6624 } 6625 6626 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6627 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6628 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6629 6630 private void updatePermissionsLPw(String changingPkg, 6631 PackageParser.Package pkgInfo, int flags) { 6632 // Make sure there are no dangling permission trees. 6633 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6634 while (it.hasNext()) { 6635 final BasePermission bp = it.next(); 6636 if (bp.packageSetting == null) { 6637 // We may not yet have parsed the package, so just see if 6638 // we still know about its settings. 6639 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6640 } 6641 if (bp.packageSetting == null) { 6642 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6643 + " from package " + bp.sourcePackage); 6644 it.remove(); 6645 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6646 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6647 Slog.i(TAG, "Removing old permission tree: " + bp.name 6648 + " from package " + bp.sourcePackage); 6649 flags |= UPDATE_PERMISSIONS_ALL; 6650 it.remove(); 6651 } 6652 } 6653 } 6654 6655 // Make sure all dynamic permissions have been assigned to a package, 6656 // and make sure there are no dangling permissions. 6657 it = mSettings.mPermissions.values().iterator(); 6658 while (it.hasNext()) { 6659 final BasePermission bp = it.next(); 6660 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6661 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6662 + bp.name + " pkg=" + bp.sourcePackage 6663 + " info=" + bp.pendingInfo); 6664 if (bp.packageSetting == null && bp.pendingInfo != null) { 6665 final BasePermission tree = findPermissionTreeLP(bp.name); 6666 if (tree != null && tree.perm != null) { 6667 bp.packageSetting = tree.packageSetting; 6668 bp.perm = new PackageParser.Permission(tree.perm.owner, 6669 new PermissionInfo(bp.pendingInfo)); 6670 bp.perm.info.packageName = tree.perm.info.packageName; 6671 bp.perm.info.name = bp.name; 6672 bp.uid = tree.uid; 6673 } 6674 } 6675 } 6676 if (bp.packageSetting == null) { 6677 // We may not yet have parsed the package, so just see if 6678 // we still know about its settings. 6679 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6680 } 6681 if (bp.packageSetting == null) { 6682 Slog.w(TAG, "Removing dangling permission: " + bp.name 6683 + " from package " + bp.sourcePackage); 6684 it.remove(); 6685 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6686 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6687 Slog.i(TAG, "Removing old permission: " + bp.name 6688 + " from package " + bp.sourcePackage); 6689 flags |= UPDATE_PERMISSIONS_ALL; 6690 it.remove(); 6691 } 6692 } 6693 } 6694 6695 // Now update the permissions for all packages, in particular 6696 // replace the granted permissions of the system packages. 6697 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6698 for (PackageParser.Package pkg : mPackages.values()) { 6699 if (pkg != pkgInfo) { 6700 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 6701 changingPkg); 6702 } 6703 } 6704 } 6705 6706 if (pkgInfo != null) { 6707 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 6708 } 6709 } 6710 6711 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 6712 String packageOfInterest) { 6713 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6714 if (ps == null) { 6715 return; 6716 } 6717 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6718 HashSet<String> origPermissions = gp.grantedPermissions; 6719 boolean changedPermission = false; 6720 6721 if (replace) { 6722 ps.permissionsFixed = false; 6723 if (gp == ps) { 6724 origPermissions = new HashSet<String>(gp.grantedPermissions); 6725 gp.grantedPermissions.clear(); 6726 gp.gids = mGlobalGids; 6727 } 6728 } 6729 6730 if (gp.gids == null) { 6731 gp.gids = mGlobalGids; 6732 } 6733 6734 final int N = pkg.requestedPermissions.size(); 6735 for (int i=0; i<N; i++) { 6736 final String name = pkg.requestedPermissions.get(i); 6737 final boolean required = pkg.requestedPermissionsRequired.get(i); 6738 final BasePermission bp = mSettings.mPermissions.get(name); 6739 if (DEBUG_INSTALL) { 6740 if (gp != ps) { 6741 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6742 } 6743 } 6744 6745 if (bp == null || bp.packageSetting == null) { 6746 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6747 Slog.w(TAG, "Unknown permission " + name 6748 + " in package " + pkg.packageName); 6749 } 6750 continue; 6751 } 6752 6753 final String perm = bp.name; 6754 boolean allowed; 6755 boolean allowedSig = false; 6756 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6757 // Keep track of app op permissions. 6758 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6759 if (pkgs == null) { 6760 pkgs = new ArraySet<>(); 6761 mAppOpPermissionPackages.put(bp.name, pkgs); 6762 } 6763 pkgs.add(pkg.packageName); 6764 } 6765 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6766 if (level == PermissionInfo.PROTECTION_NORMAL 6767 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6768 // We grant a normal or dangerous permission if any of the following 6769 // are true: 6770 // 1) The permission is required 6771 // 2) The permission is optional, but was granted in the past 6772 // 3) The permission is optional, but was requested by an 6773 // app in /system (not /data) 6774 // 6775 // Otherwise, reject the permission. 6776 allowed = (required || origPermissions.contains(perm) 6777 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6778 } else if (bp.packageSetting == null) { 6779 // This permission is invalid; skip it. 6780 allowed = false; 6781 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6782 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6783 if (allowed) { 6784 allowedSig = true; 6785 } 6786 } else { 6787 allowed = false; 6788 } 6789 if (DEBUG_INSTALL) { 6790 if (gp != ps) { 6791 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6792 } 6793 } 6794 if (allowed) { 6795 if (!isSystemApp(ps) && ps.permissionsFixed) { 6796 // If this is an existing, non-system package, then 6797 // we can't add any new permissions to it. 6798 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6799 // Except... if this is a permission that was added 6800 // to the platform (note: need to only do this when 6801 // updating the platform). 6802 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6803 } 6804 } 6805 if (allowed) { 6806 if (!gp.grantedPermissions.contains(perm)) { 6807 changedPermission = true; 6808 gp.grantedPermissions.add(perm); 6809 gp.gids = appendInts(gp.gids, bp.gids); 6810 } else if (!ps.haveGids) { 6811 gp.gids = appendInts(gp.gids, bp.gids); 6812 } 6813 } else { 6814 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6815 Slog.w(TAG, "Not granting permission " + perm 6816 + " to package " + pkg.packageName 6817 + " because it was previously installed without"); 6818 } 6819 } 6820 } else { 6821 if (gp.grantedPermissions.remove(perm)) { 6822 changedPermission = true; 6823 gp.gids = removeInts(gp.gids, bp.gids); 6824 Slog.i(TAG, "Un-granting permission " + perm 6825 + " from package " + pkg.packageName 6826 + " (protectionLevel=" + bp.protectionLevel 6827 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6828 + ")"); 6829 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6830 // Don't print warning for app op permissions, since it is fine for them 6831 // not to be granted, there is a UI for the user to decide. 6832 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6833 Slog.w(TAG, "Not granting permission " + perm 6834 + " to package " + pkg.packageName 6835 + " (protectionLevel=" + bp.protectionLevel 6836 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6837 + ")"); 6838 } 6839 } 6840 } 6841 } 6842 6843 if ((changedPermission || replace) && !ps.permissionsFixed && 6844 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6845 // This is the first that we have heard about this package, so the 6846 // permissions we have now selected are fixed until explicitly 6847 // changed. 6848 ps.permissionsFixed = true; 6849 } 6850 ps.haveGids = true; 6851 } 6852 6853 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6854 boolean allowed = false; 6855 final int NP = PackageParser.NEW_PERMISSIONS.length; 6856 for (int ip=0; ip<NP; ip++) { 6857 final PackageParser.NewPermissionInfo npi 6858 = PackageParser.NEW_PERMISSIONS[ip]; 6859 if (npi.name.equals(perm) 6860 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6861 allowed = true; 6862 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6863 + pkg.packageName); 6864 break; 6865 } 6866 } 6867 return allowed; 6868 } 6869 6870 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6871 BasePermission bp, HashSet<String> origPermissions) { 6872 boolean allowed; 6873 allowed = (compareSignatures( 6874 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6875 == PackageManager.SIGNATURE_MATCH) 6876 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6877 == PackageManager.SIGNATURE_MATCH); 6878 if (!allowed && (bp.protectionLevel 6879 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6880 if (isSystemApp(pkg)) { 6881 // For updated system applications, a system permission 6882 // is granted only if it had been defined by the original application. 6883 if (isUpdatedSystemApp(pkg)) { 6884 final PackageSetting sysPs = mSettings 6885 .getDisabledSystemPkgLPr(pkg.packageName); 6886 final GrantedPermissions origGp = sysPs.sharedUser != null 6887 ? sysPs.sharedUser : sysPs; 6888 6889 if (origGp.grantedPermissions.contains(perm)) { 6890 // If the original was granted this permission, we take 6891 // that grant decision as read and propagate it to the 6892 // update. 6893 allowed = true; 6894 } else { 6895 // The system apk may have been updated with an older 6896 // version of the one on the data partition, but which 6897 // granted a new system permission that it didn't have 6898 // before. In this case we do want to allow the app to 6899 // now get the new permission if the ancestral apk is 6900 // privileged to get it. 6901 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6902 for (int j=0; 6903 j<sysPs.pkg.requestedPermissions.size(); j++) { 6904 if (perm.equals( 6905 sysPs.pkg.requestedPermissions.get(j))) { 6906 allowed = true; 6907 break; 6908 } 6909 } 6910 } 6911 } 6912 } else { 6913 allowed = isPrivilegedApp(pkg); 6914 } 6915 } 6916 } 6917 if (!allowed && (bp.protectionLevel 6918 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6919 // For development permissions, a development permission 6920 // is granted only if it was already granted. 6921 allowed = origPermissions.contains(perm); 6922 } 6923 return allowed; 6924 } 6925 6926 final class ActivityIntentResolver 6927 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6928 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6929 boolean defaultOnly, int userId) { 6930 if (!sUserManager.exists(userId)) return null; 6931 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6932 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6933 } 6934 6935 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6936 int userId) { 6937 if (!sUserManager.exists(userId)) return null; 6938 mFlags = flags; 6939 return super.queryIntent(intent, resolvedType, 6940 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6941 } 6942 6943 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6944 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6945 if (!sUserManager.exists(userId)) return null; 6946 if (packageActivities == null) { 6947 return null; 6948 } 6949 mFlags = flags; 6950 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6951 final int N = packageActivities.size(); 6952 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6953 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6954 6955 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6956 for (int i = 0; i < N; ++i) { 6957 intentFilters = packageActivities.get(i).intents; 6958 if (intentFilters != null && intentFilters.size() > 0) { 6959 PackageParser.ActivityIntentInfo[] array = 6960 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6961 intentFilters.toArray(array); 6962 listCut.add(array); 6963 } 6964 } 6965 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6966 } 6967 6968 public final void addActivity(PackageParser.Activity a, String type) { 6969 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6970 mActivities.put(a.getComponentName(), a); 6971 if (DEBUG_SHOW_INFO) 6972 Log.v( 6973 TAG, " " + type + " " + 6974 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6975 if (DEBUG_SHOW_INFO) 6976 Log.v(TAG, " Class=" + a.info.name); 6977 final int NI = a.intents.size(); 6978 for (int j=0; j<NI; j++) { 6979 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6980 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6981 intent.setPriority(0); 6982 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6983 + a.className + " with priority > 0, forcing to 0"); 6984 } 6985 if (DEBUG_SHOW_INFO) { 6986 Log.v(TAG, " IntentFilter:"); 6987 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6988 } 6989 if (!intent.debugCheck()) { 6990 Log.w(TAG, "==> For Activity " + a.info.name); 6991 } 6992 addFilter(intent); 6993 } 6994 } 6995 6996 public final void removeActivity(PackageParser.Activity a, String type) { 6997 mActivities.remove(a.getComponentName()); 6998 if (DEBUG_SHOW_INFO) { 6999 Log.v(TAG, " " + type + " " 7000 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7001 : a.info.name) + ":"); 7002 Log.v(TAG, " Class=" + a.info.name); 7003 } 7004 final int NI = a.intents.size(); 7005 for (int j=0; j<NI; j++) { 7006 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7007 if (DEBUG_SHOW_INFO) { 7008 Log.v(TAG, " IntentFilter:"); 7009 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7010 } 7011 removeFilter(intent); 7012 } 7013 } 7014 7015 @Override 7016 protected boolean allowFilterResult( 7017 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7018 ActivityInfo filterAi = filter.activity.info; 7019 for (int i=dest.size()-1; i>=0; i--) { 7020 ActivityInfo destAi = dest.get(i).activityInfo; 7021 if (destAi.name == filterAi.name 7022 && destAi.packageName == filterAi.packageName) { 7023 return false; 7024 } 7025 } 7026 return true; 7027 } 7028 7029 @Override 7030 protected ActivityIntentInfo[] newArray(int size) { 7031 return new ActivityIntentInfo[size]; 7032 } 7033 7034 @Override 7035 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7036 if (!sUserManager.exists(userId)) return true; 7037 PackageParser.Package p = filter.activity.owner; 7038 if (p != null) { 7039 PackageSetting ps = (PackageSetting)p.mExtras; 7040 if (ps != null) { 7041 // System apps are never considered stopped for purposes of 7042 // filtering, because there may be no way for the user to 7043 // actually re-launch them. 7044 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7045 && ps.getStopped(userId); 7046 } 7047 } 7048 return false; 7049 } 7050 7051 @Override 7052 protected boolean isPackageForFilter(String packageName, 7053 PackageParser.ActivityIntentInfo info) { 7054 return packageName.equals(info.activity.owner.packageName); 7055 } 7056 7057 @Override 7058 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7059 int match, int userId) { 7060 if (!sUserManager.exists(userId)) return null; 7061 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7062 return null; 7063 } 7064 final PackageParser.Activity activity = info.activity; 7065 if (mSafeMode && (activity.info.applicationInfo.flags 7066 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7067 return null; 7068 } 7069 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7070 if (ps == null) { 7071 return null; 7072 } 7073 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7074 ps.readUserState(userId), userId); 7075 if (ai == null) { 7076 return null; 7077 } 7078 final ResolveInfo res = new ResolveInfo(); 7079 res.activityInfo = ai; 7080 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7081 res.filter = info; 7082 } 7083 res.priority = info.getPriority(); 7084 res.preferredOrder = activity.owner.mPreferredOrder; 7085 //System.out.println("Result: " + res.activityInfo.className + 7086 // " = " + res.priority); 7087 res.match = match; 7088 res.isDefault = info.hasDefault; 7089 res.labelRes = info.labelRes; 7090 res.nonLocalizedLabel = info.nonLocalizedLabel; 7091 if (userNeedsBadging(userId)) { 7092 res.noResourceId = true; 7093 } else { 7094 res.icon = info.icon; 7095 } 7096 res.system = isSystemApp(res.activityInfo.applicationInfo); 7097 return res; 7098 } 7099 7100 @Override 7101 protected void sortResults(List<ResolveInfo> results) { 7102 Collections.sort(results, mResolvePrioritySorter); 7103 } 7104 7105 @Override 7106 protected void dumpFilter(PrintWriter out, String prefix, 7107 PackageParser.ActivityIntentInfo filter) { 7108 out.print(prefix); out.print( 7109 Integer.toHexString(System.identityHashCode(filter.activity))); 7110 out.print(' '); 7111 filter.activity.printComponentShortName(out); 7112 out.print(" filter "); 7113 out.println(Integer.toHexString(System.identityHashCode(filter))); 7114 } 7115 7116// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7117// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7118// final List<ResolveInfo> retList = Lists.newArrayList(); 7119// while (i.hasNext()) { 7120// final ResolveInfo resolveInfo = i.next(); 7121// if (isEnabledLP(resolveInfo.activityInfo)) { 7122// retList.add(resolveInfo); 7123// } 7124// } 7125// return retList; 7126// } 7127 7128 // Keys are String (activity class name), values are Activity. 7129 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7130 = new HashMap<ComponentName, PackageParser.Activity>(); 7131 private int mFlags; 7132 } 7133 7134 private final class ServiceIntentResolver 7135 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7136 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7137 boolean defaultOnly, int userId) { 7138 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7139 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7140 } 7141 7142 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7143 int userId) { 7144 if (!sUserManager.exists(userId)) return null; 7145 mFlags = flags; 7146 return super.queryIntent(intent, resolvedType, 7147 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7148 } 7149 7150 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7151 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7152 if (!sUserManager.exists(userId)) return null; 7153 if (packageServices == null) { 7154 return null; 7155 } 7156 mFlags = flags; 7157 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7158 final int N = packageServices.size(); 7159 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7160 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7161 7162 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7163 for (int i = 0; i < N; ++i) { 7164 intentFilters = packageServices.get(i).intents; 7165 if (intentFilters != null && intentFilters.size() > 0) { 7166 PackageParser.ServiceIntentInfo[] array = 7167 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7168 intentFilters.toArray(array); 7169 listCut.add(array); 7170 } 7171 } 7172 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7173 } 7174 7175 public final void addService(PackageParser.Service s) { 7176 mServices.put(s.getComponentName(), s); 7177 if (DEBUG_SHOW_INFO) { 7178 Log.v(TAG, " " 7179 + (s.info.nonLocalizedLabel != null 7180 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7181 Log.v(TAG, " Class=" + s.info.name); 7182 } 7183 final int NI = s.intents.size(); 7184 int j; 7185 for (j=0; j<NI; j++) { 7186 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7187 if (DEBUG_SHOW_INFO) { 7188 Log.v(TAG, " IntentFilter:"); 7189 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7190 } 7191 if (!intent.debugCheck()) { 7192 Log.w(TAG, "==> For Service " + s.info.name); 7193 } 7194 addFilter(intent); 7195 } 7196 } 7197 7198 public final void removeService(PackageParser.Service s) { 7199 mServices.remove(s.getComponentName()); 7200 if (DEBUG_SHOW_INFO) { 7201 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7202 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7203 Log.v(TAG, " Class=" + s.info.name); 7204 } 7205 final int NI = s.intents.size(); 7206 int j; 7207 for (j=0; j<NI; j++) { 7208 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7209 if (DEBUG_SHOW_INFO) { 7210 Log.v(TAG, " IntentFilter:"); 7211 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7212 } 7213 removeFilter(intent); 7214 } 7215 } 7216 7217 @Override 7218 protected boolean allowFilterResult( 7219 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7220 ServiceInfo filterSi = filter.service.info; 7221 for (int i=dest.size()-1; i>=0; i--) { 7222 ServiceInfo destAi = dest.get(i).serviceInfo; 7223 if (destAi.name == filterSi.name 7224 && destAi.packageName == filterSi.packageName) { 7225 return false; 7226 } 7227 } 7228 return true; 7229 } 7230 7231 @Override 7232 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7233 return new PackageParser.ServiceIntentInfo[size]; 7234 } 7235 7236 @Override 7237 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7238 if (!sUserManager.exists(userId)) return true; 7239 PackageParser.Package p = filter.service.owner; 7240 if (p != null) { 7241 PackageSetting ps = (PackageSetting)p.mExtras; 7242 if (ps != null) { 7243 // System apps are never considered stopped for purposes of 7244 // filtering, because there may be no way for the user to 7245 // actually re-launch them. 7246 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7247 && ps.getStopped(userId); 7248 } 7249 } 7250 return false; 7251 } 7252 7253 @Override 7254 protected boolean isPackageForFilter(String packageName, 7255 PackageParser.ServiceIntentInfo info) { 7256 return packageName.equals(info.service.owner.packageName); 7257 } 7258 7259 @Override 7260 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7261 int match, int userId) { 7262 if (!sUserManager.exists(userId)) return null; 7263 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7264 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7265 return null; 7266 } 7267 final PackageParser.Service service = info.service; 7268 if (mSafeMode && (service.info.applicationInfo.flags 7269 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7270 return null; 7271 } 7272 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7273 if (ps == null) { 7274 return null; 7275 } 7276 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7277 ps.readUserState(userId), userId); 7278 if (si == null) { 7279 return null; 7280 } 7281 final ResolveInfo res = new ResolveInfo(); 7282 res.serviceInfo = si; 7283 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7284 res.filter = filter; 7285 } 7286 res.priority = info.getPriority(); 7287 res.preferredOrder = service.owner.mPreferredOrder; 7288 //System.out.println("Result: " + res.activityInfo.className + 7289 // " = " + res.priority); 7290 res.match = match; 7291 res.isDefault = info.hasDefault; 7292 res.labelRes = info.labelRes; 7293 res.nonLocalizedLabel = info.nonLocalizedLabel; 7294 res.icon = info.icon; 7295 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7296 return res; 7297 } 7298 7299 @Override 7300 protected void sortResults(List<ResolveInfo> results) { 7301 Collections.sort(results, mResolvePrioritySorter); 7302 } 7303 7304 @Override 7305 protected void dumpFilter(PrintWriter out, String prefix, 7306 PackageParser.ServiceIntentInfo filter) { 7307 out.print(prefix); out.print( 7308 Integer.toHexString(System.identityHashCode(filter.service))); 7309 out.print(' '); 7310 filter.service.printComponentShortName(out); 7311 out.print(" filter "); 7312 out.println(Integer.toHexString(System.identityHashCode(filter))); 7313 } 7314 7315// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7316// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7317// final List<ResolveInfo> retList = Lists.newArrayList(); 7318// while (i.hasNext()) { 7319// final ResolveInfo resolveInfo = (ResolveInfo) i; 7320// if (isEnabledLP(resolveInfo.serviceInfo)) { 7321// retList.add(resolveInfo); 7322// } 7323// } 7324// return retList; 7325// } 7326 7327 // Keys are String (activity class name), values are Activity. 7328 private final HashMap<ComponentName, PackageParser.Service> mServices 7329 = new HashMap<ComponentName, PackageParser.Service>(); 7330 private int mFlags; 7331 }; 7332 7333 private final class ProviderIntentResolver 7334 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7335 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7336 boolean defaultOnly, int userId) { 7337 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7338 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7339 } 7340 7341 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7342 int userId) { 7343 if (!sUserManager.exists(userId)) 7344 return null; 7345 mFlags = flags; 7346 return super.queryIntent(intent, resolvedType, 7347 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7348 } 7349 7350 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7351 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7352 if (!sUserManager.exists(userId)) 7353 return null; 7354 if (packageProviders == null) { 7355 return null; 7356 } 7357 mFlags = flags; 7358 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7359 final int N = packageProviders.size(); 7360 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7361 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7362 7363 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7364 for (int i = 0; i < N; ++i) { 7365 intentFilters = packageProviders.get(i).intents; 7366 if (intentFilters != null && intentFilters.size() > 0) { 7367 PackageParser.ProviderIntentInfo[] array = 7368 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7369 intentFilters.toArray(array); 7370 listCut.add(array); 7371 } 7372 } 7373 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7374 } 7375 7376 public final void addProvider(PackageParser.Provider p) { 7377 if (mProviders.containsKey(p.getComponentName())) { 7378 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7379 return; 7380 } 7381 7382 mProviders.put(p.getComponentName(), p); 7383 if (DEBUG_SHOW_INFO) { 7384 Log.v(TAG, " " 7385 + (p.info.nonLocalizedLabel != null 7386 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7387 Log.v(TAG, " Class=" + p.info.name); 7388 } 7389 final int NI = p.intents.size(); 7390 int j; 7391 for (j = 0; j < NI; j++) { 7392 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7393 if (DEBUG_SHOW_INFO) { 7394 Log.v(TAG, " IntentFilter:"); 7395 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7396 } 7397 if (!intent.debugCheck()) { 7398 Log.w(TAG, "==> For Provider " + p.info.name); 7399 } 7400 addFilter(intent); 7401 } 7402 } 7403 7404 public final void removeProvider(PackageParser.Provider p) { 7405 mProviders.remove(p.getComponentName()); 7406 if (DEBUG_SHOW_INFO) { 7407 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7408 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7409 Log.v(TAG, " Class=" + p.info.name); 7410 } 7411 final int NI = p.intents.size(); 7412 int j; 7413 for (j = 0; j < NI; j++) { 7414 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7415 if (DEBUG_SHOW_INFO) { 7416 Log.v(TAG, " IntentFilter:"); 7417 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7418 } 7419 removeFilter(intent); 7420 } 7421 } 7422 7423 @Override 7424 protected boolean allowFilterResult( 7425 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7426 ProviderInfo filterPi = filter.provider.info; 7427 for (int i = dest.size() - 1; i >= 0; i--) { 7428 ProviderInfo destPi = dest.get(i).providerInfo; 7429 if (destPi.name == filterPi.name 7430 && destPi.packageName == filterPi.packageName) { 7431 return false; 7432 } 7433 } 7434 return true; 7435 } 7436 7437 @Override 7438 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7439 return new PackageParser.ProviderIntentInfo[size]; 7440 } 7441 7442 @Override 7443 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7444 if (!sUserManager.exists(userId)) 7445 return true; 7446 PackageParser.Package p = filter.provider.owner; 7447 if (p != null) { 7448 PackageSetting ps = (PackageSetting) p.mExtras; 7449 if (ps != null) { 7450 // System apps are never considered stopped for purposes of 7451 // filtering, because there may be no way for the user to 7452 // actually re-launch them. 7453 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7454 && ps.getStopped(userId); 7455 } 7456 } 7457 return false; 7458 } 7459 7460 @Override 7461 protected boolean isPackageForFilter(String packageName, 7462 PackageParser.ProviderIntentInfo info) { 7463 return packageName.equals(info.provider.owner.packageName); 7464 } 7465 7466 @Override 7467 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7468 int match, int userId) { 7469 if (!sUserManager.exists(userId)) 7470 return null; 7471 final PackageParser.ProviderIntentInfo info = filter; 7472 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7473 return null; 7474 } 7475 final PackageParser.Provider provider = info.provider; 7476 if (mSafeMode && (provider.info.applicationInfo.flags 7477 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7478 return null; 7479 } 7480 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7481 if (ps == null) { 7482 return null; 7483 } 7484 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7485 ps.readUserState(userId), userId); 7486 if (pi == null) { 7487 return null; 7488 } 7489 final ResolveInfo res = new ResolveInfo(); 7490 res.providerInfo = pi; 7491 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7492 res.filter = filter; 7493 } 7494 res.priority = info.getPriority(); 7495 res.preferredOrder = provider.owner.mPreferredOrder; 7496 res.match = match; 7497 res.isDefault = info.hasDefault; 7498 res.labelRes = info.labelRes; 7499 res.nonLocalizedLabel = info.nonLocalizedLabel; 7500 res.icon = info.icon; 7501 res.system = isSystemApp(res.providerInfo.applicationInfo); 7502 return res; 7503 } 7504 7505 @Override 7506 protected void sortResults(List<ResolveInfo> results) { 7507 Collections.sort(results, mResolvePrioritySorter); 7508 } 7509 7510 @Override 7511 protected void dumpFilter(PrintWriter out, String prefix, 7512 PackageParser.ProviderIntentInfo filter) { 7513 out.print(prefix); 7514 out.print( 7515 Integer.toHexString(System.identityHashCode(filter.provider))); 7516 out.print(' '); 7517 filter.provider.printComponentShortName(out); 7518 out.print(" filter "); 7519 out.println(Integer.toHexString(System.identityHashCode(filter))); 7520 } 7521 7522 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7523 = new HashMap<ComponentName, PackageParser.Provider>(); 7524 private int mFlags; 7525 }; 7526 7527 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7528 new Comparator<ResolveInfo>() { 7529 public int compare(ResolveInfo r1, ResolveInfo r2) { 7530 int v1 = r1.priority; 7531 int v2 = r2.priority; 7532 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7533 if (v1 != v2) { 7534 return (v1 > v2) ? -1 : 1; 7535 } 7536 v1 = r1.preferredOrder; 7537 v2 = r2.preferredOrder; 7538 if (v1 != v2) { 7539 return (v1 > v2) ? -1 : 1; 7540 } 7541 if (r1.isDefault != r2.isDefault) { 7542 return r1.isDefault ? -1 : 1; 7543 } 7544 v1 = r1.match; 7545 v2 = r2.match; 7546 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7547 if (v1 != v2) { 7548 return (v1 > v2) ? -1 : 1; 7549 } 7550 if (r1.system != r2.system) { 7551 return r1.system ? -1 : 1; 7552 } 7553 return 0; 7554 } 7555 }; 7556 7557 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7558 new Comparator<ProviderInfo>() { 7559 public int compare(ProviderInfo p1, ProviderInfo p2) { 7560 final int v1 = p1.initOrder; 7561 final int v2 = p2.initOrder; 7562 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7563 } 7564 }; 7565 7566 static final void sendPackageBroadcast(String action, String pkg, 7567 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7568 int[] userIds) { 7569 IActivityManager am = ActivityManagerNative.getDefault(); 7570 if (am != null) { 7571 try { 7572 if (userIds == null) { 7573 userIds = am.getRunningUserIds(); 7574 } 7575 for (int id : userIds) { 7576 final Intent intent = new Intent(action, 7577 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7578 if (extras != null) { 7579 intent.putExtras(extras); 7580 } 7581 if (targetPkg != null) { 7582 intent.setPackage(targetPkg); 7583 } 7584 // Modify the UID when posting to other users 7585 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7586 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7587 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7588 intent.putExtra(Intent.EXTRA_UID, uid); 7589 } 7590 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7591 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7592 if (DEBUG_BROADCASTS) { 7593 RuntimeException here = new RuntimeException("here"); 7594 here.fillInStackTrace(); 7595 Slog.d(TAG, "Sending to user " + id + ": " 7596 + intent.toShortString(false, true, false, false) 7597 + " " + intent.getExtras(), here); 7598 } 7599 am.broadcastIntent(null, intent, null, finishedReceiver, 7600 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7601 finishedReceiver != null, false, id); 7602 } 7603 } catch (RemoteException ex) { 7604 } 7605 } 7606 } 7607 7608 /** 7609 * Check if the external storage media is available. This is true if there 7610 * is a mounted external storage medium or if the external storage is 7611 * emulated. 7612 */ 7613 private boolean isExternalMediaAvailable() { 7614 return mMediaMounted || Environment.isExternalStorageEmulated(); 7615 } 7616 7617 @Override 7618 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7619 // writer 7620 synchronized (mPackages) { 7621 if (!isExternalMediaAvailable()) { 7622 // If the external storage is no longer mounted at this point, 7623 // the caller may not have been able to delete all of this 7624 // packages files and can not delete any more. Bail. 7625 return null; 7626 } 7627 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7628 if (lastPackage != null) { 7629 pkgs.remove(lastPackage); 7630 } 7631 if (pkgs.size() > 0) { 7632 return pkgs.get(0); 7633 } 7634 } 7635 return null; 7636 } 7637 7638 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7639 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7640 userId, andCode ? 1 : 0, packageName); 7641 if (mSystemReady) { 7642 msg.sendToTarget(); 7643 } else { 7644 if (mPostSystemReadyMessages == null) { 7645 mPostSystemReadyMessages = new ArrayList<>(); 7646 } 7647 mPostSystemReadyMessages.add(msg); 7648 } 7649 } 7650 7651 void startCleaningPackages() { 7652 // reader 7653 synchronized (mPackages) { 7654 if (!isExternalMediaAvailable()) { 7655 return; 7656 } 7657 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7658 return; 7659 } 7660 } 7661 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7662 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7663 IActivityManager am = ActivityManagerNative.getDefault(); 7664 if (am != null) { 7665 try { 7666 am.startService(null, intent, null, UserHandle.USER_OWNER); 7667 } catch (RemoteException e) { 7668 } 7669 } 7670 } 7671 7672 @Override 7673 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7674 int installFlags, String installerPackageName, VerificationParams verificationParams, 7675 String packageAbiOverride) { 7676 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7677 packageAbiOverride, UserHandle.getCallingUserId()); 7678 } 7679 7680 @Override 7681 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7682 int installFlags, String installerPackageName, VerificationParams verificationParams, 7683 String packageAbiOverride, int userId) { 7684 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 7685 7686 final int callingUid = Binder.getCallingUid(); 7687 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 7688 7689 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7690 try { 7691 if (observer != null) { 7692 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7693 } 7694 } catch (RemoteException re) { 7695 } 7696 return; 7697 } 7698 7699 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 7700 installFlags |= PackageManager.INSTALL_FROM_ADB; 7701 7702 } else { 7703 // Caller holds INSTALL_PACKAGES permission, so we're less strict 7704 // about installerPackageName. 7705 7706 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 7707 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 7708 } 7709 7710 UserHandle user; 7711 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7712 user = UserHandle.ALL; 7713 } else { 7714 user = new UserHandle(userId); 7715 } 7716 7717 verificationParams.setInstallerUid(callingUid); 7718 7719 final File originFile = new File(originPath); 7720 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7721 7722 final Message msg = mHandler.obtainMessage(INIT_COPY); 7723 msg.obj = new InstallParams(origin, observer, installFlags, 7724 installerPackageName, verificationParams, user, packageAbiOverride); 7725 mHandler.sendMessage(msg); 7726 } 7727 7728 void installStage(String packageName, File stagedDir, String stagedCid, 7729 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7730 String installerPackageName, int installerUid, UserHandle user) { 7731 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7732 params.referrerUri, installerUid, null); 7733 7734 final OriginInfo origin; 7735 if (stagedDir != null) { 7736 origin = OriginInfo.fromStagedFile(stagedDir); 7737 } else { 7738 origin = OriginInfo.fromStagedContainer(stagedCid); 7739 } 7740 7741 final Message msg = mHandler.obtainMessage(INIT_COPY); 7742 msg.obj = new InstallParams(origin, observer, params.installFlags, 7743 installerPackageName, verifParams, user, params.abiOverride); 7744 mHandler.sendMessage(msg); 7745 } 7746 7747 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7748 Bundle extras = new Bundle(1); 7749 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7750 7751 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7752 packageName, extras, null, null, new int[] {userId}); 7753 try { 7754 IActivityManager am = ActivityManagerNative.getDefault(); 7755 final boolean isSystem = 7756 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7757 if (isSystem && am.isUserRunning(userId, false)) { 7758 // The just-installed/enabled app is bundled on the system, so presumed 7759 // to be able to run automatically without needing an explicit launch. 7760 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7761 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7762 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7763 .setPackage(packageName); 7764 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7765 android.app.AppOpsManager.OP_NONE, false, false, userId); 7766 } 7767 } catch (RemoteException e) { 7768 // shouldn't happen 7769 Slog.w(TAG, "Unable to bootstrap installed package", e); 7770 } 7771 } 7772 7773 @Override 7774 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7775 int userId) { 7776 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7777 PackageSetting pkgSetting; 7778 final int uid = Binder.getCallingUid(); 7779 enforceCrossUserPermission(uid, userId, true, true, 7780 "setApplicationHiddenSetting for user " + userId); 7781 7782 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7783 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7784 return false; 7785 } 7786 7787 long callingId = Binder.clearCallingIdentity(); 7788 try { 7789 boolean sendAdded = false; 7790 boolean sendRemoved = false; 7791 // writer 7792 synchronized (mPackages) { 7793 pkgSetting = mSettings.mPackages.get(packageName); 7794 if (pkgSetting == null) { 7795 return false; 7796 } 7797 if (pkgSetting.getHidden(userId) != hidden) { 7798 pkgSetting.setHidden(hidden, userId); 7799 mSettings.writePackageRestrictionsLPr(userId); 7800 if (hidden) { 7801 sendRemoved = true; 7802 } else { 7803 sendAdded = true; 7804 } 7805 } 7806 } 7807 if (sendAdded) { 7808 sendPackageAddedForUser(packageName, pkgSetting, userId); 7809 return true; 7810 } 7811 if (sendRemoved) { 7812 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7813 "hiding pkg"); 7814 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7815 } 7816 } finally { 7817 Binder.restoreCallingIdentity(callingId); 7818 } 7819 return false; 7820 } 7821 7822 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7823 int userId) { 7824 final PackageRemovedInfo info = new PackageRemovedInfo(); 7825 info.removedPackage = packageName; 7826 info.removedUsers = new int[] {userId}; 7827 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7828 info.sendBroadcast(false, false, false); 7829 } 7830 7831 /** 7832 * Returns true if application is not found or there was an error. Otherwise it returns 7833 * the hidden state of the package for the given user. 7834 */ 7835 @Override 7836 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7837 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7838 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7839 false, "getApplicationHidden for user " + userId); 7840 PackageSetting pkgSetting; 7841 long callingId = Binder.clearCallingIdentity(); 7842 try { 7843 // writer 7844 synchronized (mPackages) { 7845 pkgSetting = mSettings.mPackages.get(packageName); 7846 if (pkgSetting == null) { 7847 return true; 7848 } 7849 return pkgSetting.getHidden(userId); 7850 } 7851 } finally { 7852 Binder.restoreCallingIdentity(callingId); 7853 } 7854 } 7855 7856 /** 7857 * @hide 7858 */ 7859 @Override 7860 public int installExistingPackageAsUser(String packageName, int userId) { 7861 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7862 null); 7863 PackageSetting pkgSetting; 7864 final int uid = Binder.getCallingUid(); 7865 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 7866 + userId); 7867 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7868 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7869 } 7870 7871 long callingId = Binder.clearCallingIdentity(); 7872 try { 7873 boolean sendAdded = false; 7874 Bundle extras = new Bundle(1); 7875 7876 // writer 7877 synchronized (mPackages) { 7878 pkgSetting = mSettings.mPackages.get(packageName); 7879 if (pkgSetting == null) { 7880 return PackageManager.INSTALL_FAILED_INVALID_URI; 7881 } 7882 if (!pkgSetting.getInstalled(userId)) { 7883 pkgSetting.setInstalled(true, userId); 7884 pkgSetting.setHidden(false, userId); 7885 mSettings.writePackageRestrictionsLPr(userId); 7886 sendAdded = true; 7887 } 7888 } 7889 7890 if (sendAdded) { 7891 sendPackageAddedForUser(packageName, pkgSetting, userId); 7892 } 7893 } finally { 7894 Binder.restoreCallingIdentity(callingId); 7895 } 7896 7897 return PackageManager.INSTALL_SUCCEEDED; 7898 } 7899 7900 boolean isUserRestricted(int userId, String restrictionKey) { 7901 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7902 if (restrictions.getBoolean(restrictionKey, false)) { 7903 Log.w(TAG, "User is restricted: " + restrictionKey); 7904 return true; 7905 } 7906 return false; 7907 } 7908 7909 @Override 7910 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7911 mContext.enforceCallingOrSelfPermission( 7912 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7913 "Only package verification agents can verify applications"); 7914 7915 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7916 final PackageVerificationResponse response = new PackageVerificationResponse( 7917 verificationCode, Binder.getCallingUid()); 7918 msg.arg1 = id; 7919 msg.obj = response; 7920 mHandler.sendMessage(msg); 7921 } 7922 7923 @Override 7924 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7925 long millisecondsToDelay) { 7926 mContext.enforceCallingOrSelfPermission( 7927 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7928 "Only package verification agents can extend verification timeouts"); 7929 7930 final PackageVerificationState state = mPendingVerification.get(id); 7931 final PackageVerificationResponse response = new PackageVerificationResponse( 7932 verificationCodeAtTimeout, Binder.getCallingUid()); 7933 7934 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7935 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7936 } 7937 if (millisecondsToDelay < 0) { 7938 millisecondsToDelay = 0; 7939 } 7940 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7941 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7942 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7943 } 7944 7945 if ((state != null) && !state.timeoutExtended()) { 7946 state.extendTimeout(); 7947 7948 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7949 msg.arg1 = id; 7950 msg.obj = response; 7951 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7952 } 7953 } 7954 7955 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7956 int verificationCode, UserHandle user) { 7957 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7958 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7959 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7960 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7961 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7962 7963 mContext.sendBroadcastAsUser(intent, user, 7964 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7965 } 7966 7967 private ComponentName matchComponentForVerifier(String packageName, 7968 List<ResolveInfo> receivers) { 7969 ActivityInfo targetReceiver = null; 7970 7971 final int NR = receivers.size(); 7972 for (int i = 0; i < NR; i++) { 7973 final ResolveInfo info = receivers.get(i); 7974 if (info.activityInfo == null) { 7975 continue; 7976 } 7977 7978 if (packageName.equals(info.activityInfo.packageName)) { 7979 targetReceiver = info.activityInfo; 7980 break; 7981 } 7982 } 7983 7984 if (targetReceiver == null) { 7985 return null; 7986 } 7987 7988 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7989 } 7990 7991 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7992 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7993 if (pkgInfo.verifiers.length == 0) { 7994 return null; 7995 } 7996 7997 final int N = pkgInfo.verifiers.length; 7998 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 7999 for (int i = 0; i < N; i++) { 8000 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8001 8002 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8003 receivers); 8004 if (comp == null) { 8005 continue; 8006 } 8007 8008 final int verifierUid = getUidForVerifier(verifierInfo); 8009 if (verifierUid == -1) { 8010 continue; 8011 } 8012 8013 if (DEBUG_VERIFY) { 8014 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8015 + " with the correct signature"); 8016 } 8017 sufficientVerifiers.add(comp); 8018 verificationState.addSufficientVerifier(verifierUid); 8019 } 8020 8021 return sufficientVerifiers; 8022 } 8023 8024 private int getUidForVerifier(VerifierInfo verifierInfo) { 8025 synchronized (mPackages) { 8026 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8027 if (pkg == null) { 8028 return -1; 8029 } else if (pkg.mSignatures.length != 1) { 8030 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8031 + " has more than one signature; ignoring"); 8032 return -1; 8033 } 8034 8035 /* 8036 * If the public key of the package's signature does not match 8037 * our expected public key, then this is a different package and 8038 * we should skip. 8039 */ 8040 8041 final byte[] expectedPublicKey; 8042 try { 8043 final Signature verifierSig = pkg.mSignatures[0]; 8044 final PublicKey publicKey = verifierSig.getPublicKey(); 8045 expectedPublicKey = publicKey.getEncoded(); 8046 } catch (CertificateException e) { 8047 return -1; 8048 } 8049 8050 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8051 8052 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8053 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8054 + " does not have the expected public key; ignoring"); 8055 return -1; 8056 } 8057 8058 return pkg.applicationInfo.uid; 8059 } 8060 } 8061 8062 @Override 8063 public void finishPackageInstall(int token) { 8064 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8065 8066 if (DEBUG_INSTALL) { 8067 Slog.v(TAG, "BM finishing package install for " + token); 8068 } 8069 8070 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8071 mHandler.sendMessage(msg); 8072 } 8073 8074 /** 8075 * Get the verification agent timeout. 8076 * 8077 * @return verification timeout in milliseconds 8078 */ 8079 private long getVerificationTimeout() { 8080 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8081 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8082 DEFAULT_VERIFICATION_TIMEOUT); 8083 } 8084 8085 /** 8086 * Get the default verification agent response code. 8087 * 8088 * @return default verification response code 8089 */ 8090 private int getDefaultVerificationResponse() { 8091 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8092 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8093 DEFAULT_VERIFICATION_RESPONSE); 8094 } 8095 8096 /** 8097 * Check whether or not package verification has been enabled. 8098 * 8099 * @return true if verification should be performed 8100 */ 8101 private boolean isVerificationEnabled(int userId, int installFlags) { 8102 if (!DEFAULT_VERIFY_ENABLE) { 8103 return false; 8104 } 8105 8106 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8107 8108 // Check if installing from ADB 8109 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8110 // Do not run verification in a test harness environment 8111 if (ActivityManager.isRunningInTestHarness()) { 8112 return false; 8113 } 8114 if (ensureVerifyAppsEnabled) { 8115 return true; 8116 } 8117 // Check if the developer does not want package verification for ADB installs 8118 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8119 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8120 return false; 8121 } 8122 } 8123 8124 if (ensureVerifyAppsEnabled) { 8125 return true; 8126 } 8127 8128 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8129 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8130 } 8131 8132 /** 8133 * Get the "allow unknown sources" setting. 8134 * 8135 * @return the current "allow unknown sources" setting 8136 */ 8137 private int getUnknownSourcesSettings() { 8138 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8139 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8140 -1); 8141 } 8142 8143 @Override 8144 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8145 final int uid = Binder.getCallingUid(); 8146 // writer 8147 synchronized (mPackages) { 8148 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8149 if (targetPackageSetting == null) { 8150 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8151 } 8152 8153 PackageSetting installerPackageSetting; 8154 if (installerPackageName != null) { 8155 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8156 if (installerPackageSetting == null) { 8157 throw new IllegalArgumentException("Unknown installer package: " 8158 + installerPackageName); 8159 } 8160 } else { 8161 installerPackageSetting = null; 8162 } 8163 8164 Signature[] callerSignature; 8165 Object obj = mSettings.getUserIdLPr(uid); 8166 if (obj != null) { 8167 if (obj instanceof SharedUserSetting) { 8168 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8169 } else if (obj instanceof PackageSetting) { 8170 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8171 } else { 8172 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8173 } 8174 } else { 8175 throw new SecurityException("Unknown calling uid " + uid); 8176 } 8177 8178 // Verify: can't set installerPackageName to a package that is 8179 // not signed with the same cert as the caller. 8180 if (installerPackageSetting != null) { 8181 if (compareSignatures(callerSignature, 8182 installerPackageSetting.signatures.mSignatures) 8183 != PackageManager.SIGNATURE_MATCH) { 8184 throw new SecurityException( 8185 "Caller does not have same cert as new installer package " 8186 + installerPackageName); 8187 } 8188 } 8189 8190 // Verify: if target already has an installer package, it must 8191 // be signed with the same cert as the caller. 8192 if (targetPackageSetting.installerPackageName != null) { 8193 PackageSetting setting = mSettings.mPackages.get( 8194 targetPackageSetting.installerPackageName); 8195 // If the currently set package isn't valid, then it's always 8196 // okay to change it. 8197 if (setting != null) { 8198 if (compareSignatures(callerSignature, 8199 setting.signatures.mSignatures) 8200 != PackageManager.SIGNATURE_MATCH) { 8201 throw new SecurityException( 8202 "Caller does not have same cert as old installer package " 8203 + targetPackageSetting.installerPackageName); 8204 } 8205 } 8206 } 8207 8208 // Okay! 8209 targetPackageSetting.installerPackageName = installerPackageName; 8210 scheduleWriteSettingsLocked(); 8211 } 8212 } 8213 8214 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8215 // Queue up an async operation since the package installation may take a little while. 8216 mHandler.post(new Runnable() { 8217 public void run() { 8218 mHandler.removeCallbacks(this); 8219 // Result object to be returned 8220 PackageInstalledInfo res = new PackageInstalledInfo(); 8221 res.returnCode = currentStatus; 8222 res.uid = -1; 8223 res.pkg = null; 8224 res.removedInfo = new PackageRemovedInfo(); 8225 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8226 args.doPreInstall(res.returnCode); 8227 synchronized (mInstallLock) { 8228 installPackageLI(args, res); 8229 } 8230 args.doPostInstall(res.returnCode, res.uid); 8231 } 8232 8233 // A restore should be performed at this point if (a) the install 8234 // succeeded, (b) the operation is not an update, and (c) the new 8235 // package has not opted out of backup participation. 8236 final boolean update = res.removedInfo.removedPackage != null; 8237 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8238 boolean doRestore = !update 8239 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8240 8241 // Set up the post-install work request bookkeeping. This will be used 8242 // and cleaned up by the post-install event handling regardless of whether 8243 // there's a restore pass performed. Token values are >= 1. 8244 int token; 8245 if (mNextInstallToken < 0) mNextInstallToken = 1; 8246 token = mNextInstallToken++; 8247 8248 PostInstallData data = new PostInstallData(args, res); 8249 mRunningInstalls.put(token, data); 8250 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8251 8252 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8253 // Pass responsibility to the Backup Manager. It will perform a 8254 // restore if appropriate, then pass responsibility back to the 8255 // Package Manager to run the post-install observer callbacks 8256 // and broadcasts. 8257 IBackupManager bm = IBackupManager.Stub.asInterface( 8258 ServiceManager.getService(Context.BACKUP_SERVICE)); 8259 if (bm != null) { 8260 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8261 + " to BM for possible restore"); 8262 try { 8263 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8264 } catch (RemoteException e) { 8265 // can't happen; the backup manager is local 8266 } catch (Exception e) { 8267 Slog.e(TAG, "Exception trying to enqueue restore", e); 8268 doRestore = false; 8269 } 8270 } else { 8271 Slog.e(TAG, "Backup Manager not found!"); 8272 doRestore = false; 8273 } 8274 } 8275 8276 if (!doRestore) { 8277 // No restore possible, or the Backup Manager was mysteriously not 8278 // available -- just fire the post-install work request directly. 8279 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8280 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8281 mHandler.sendMessage(msg); 8282 } 8283 } 8284 }); 8285 } 8286 8287 private abstract class HandlerParams { 8288 private static final int MAX_RETRIES = 4; 8289 8290 /** 8291 * Number of times startCopy() has been attempted and had a non-fatal 8292 * error. 8293 */ 8294 private int mRetries = 0; 8295 8296 /** User handle for the user requesting the information or installation. */ 8297 private final UserHandle mUser; 8298 8299 HandlerParams(UserHandle user) { 8300 mUser = user; 8301 } 8302 8303 UserHandle getUser() { 8304 return mUser; 8305 } 8306 8307 final boolean startCopy() { 8308 boolean res; 8309 try { 8310 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8311 8312 if (++mRetries > MAX_RETRIES) { 8313 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8314 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8315 handleServiceError(); 8316 return false; 8317 } else { 8318 handleStartCopy(); 8319 res = true; 8320 } 8321 } catch (RemoteException e) { 8322 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8323 mHandler.sendEmptyMessage(MCS_RECONNECT); 8324 res = false; 8325 } 8326 handleReturnCode(); 8327 return res; 8328 } 8329 8330 final void serviceError() { 8331 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8332 handleServiceError(); 8333 handleReturnCode(); 8334 } 8335 8336 abstract void handleStartCopy() throws RemoteException; 8337 abstract void handleServiceError(); 8338 abstract void handleReturnCode(); 8339 } 8340 8341 class MeasureParams extends HandlerParams { 8342 private final PackageStats mStats; 8343 private boolean mSuccess; 8344 8345 private final IPackageStatsObserver mObserver; 8346 8347 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8348 super(new UserHandle(stats.userHandle)); 8349 mObserver = observer; 8350 mStats = stats; 8351 } 8352 8353 @Override 8354 public String toString() { 8355 return "MeasureParams{" 8356 + Integer.toHexString(System.identityHashCode(this)) 8357 + " " + mStats.packageName + "}"; 8358 } 8359 8360 @Override 8361 void handleStartCopy() throws RemoteException { 8362 synchronized (mInstallLock) { 8363 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8364 } 8365 8366 if (mSuccess) { 8367 final boolean mounted; 8368 if (Environment.isExternalStorageEmulated()) { 8369 mounted = true; 8370 } else { 8371 final String status = Environment.getExternalStorageState(); 8372 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8373 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8374 } 8375 8376 if (mounted) { 8377 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8378 8379 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8380 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8381 8382 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8383 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8384 8385 // Always subtract cache size, since it's a subdirectory 8386 mStats.externalDataSize -= mStats.externalCacheSize; 8387 8388 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8389 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8390 8391 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8392 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8393 } 8394 } 8395 } 8396 8397 @Override 8398 void handleReturnCode() { 8399 if (mObserver != null) { 8400 try { 8401 mObserver.onGetStatsCompleted(mStats, mSuccess); 8402 } catch (RemoteException e) { 8403 Slog.i(TAG, "Observer no longer exists."); 8404 } 8405 } 8406 } 8407 8408 @Override 8409 void handleServiceError() { 8410 Slog.e(TAG, "Could not measure application " + mStats.packageName 8411 + " external storage"); 8412 } 8413 } 8414 8415 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8416 throws RemoteException { 8417 long result = 0; 8418 for (File path : paths) { 8419 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8420 } 8421 return result; 8422 } 8423 8424 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8425 for (File path : paths) { 8426 try { 8427 mcs.clearDirectory(path.getAbsolutePath()); 8428 } catch (RemoteException e) { 8429 } 8430 } 8431 } 8432 8433 static class OriginInfo { 8434 /** 8435 * Location where install is coming from, before it has been 8436 * copied/renamed into place. This could be a single monolithic APK 8437 * file, or a cluster directory. This location may be untrusted. 8438 */ 8439 final File file; 8440 final String cid; 8441 8442 /** 8443 * Flag indicating that {@link #file} or {@link #cid} has already been 8444 * staged, meaning downstream users don't need to defensively copy the 8445 * contents. 8446 */ 8447 final boolean staged; 8448 8449 /** 8450 * Flag indicating that {@link #file} or {@link #cid} is an already 8451 * installed app that is being moved. 8452 */ 8453 final boolean existing; 8454 8455 final String resolvedPath; 8456 final File resolvedFile; 8457 8458 static OriginInfo fromNothing() { 8459 return new OriginInfo(null, null, false, false); 8460 } 8461 8462 static OriginInfo fromUntrustedFile(File file) { 8463 return new OriginInfo(file, null, false, false); 8464 } 8465 8466 static OriginInfo fromExistingFile(File file) { 8467 return new OriginInfo(file, null, false, true); 8468 } 8469 8470 static OriginInfo fromStagedFile(File file) { 8471 return new OriginInfo(file, null, true, false); 8472 } 8473 8474 static OriginInfo fromStagedContainer(String cid) { 8475 return new OriginInfo(null, cid, true, false); 8476 } 8477 8478 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8479 this.file = file; 8480 this.cid = cid; 8481 this.staged = staged; 8482 this.existing = existing; 8483 8484 if (cid != null) { 8485 resolvedPath = PackageHelper.getSdDir(cid); 8486 resolvedFile = new File(resolvedPath); 8487 } else if (file != null) { 8488 resolvedPath = file.getAbsolutePath(); 8489 resolvedFile = file; 8490 } else { 8491 resolvedPath = null; 8492 resolvedFile = null; 8493 } 8494 } 8495 } 8496 8497 class InstallParams extends HandlerParams { 8498 final OriginInfo origin; 8499 final IPackageInstallObserver2 observer; 8500 int installFlags; 8501 final String installerPackageName; 8502 final VerificationParams verificationParams; 8503 private InstallArgs mArgs; 8504 private int mRet; 8505 final String packageAbiOverride; 8506 8507 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8508 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8509 String packageAbiOverride) { 8510 super(user); 8511 this.origin = origin; 8512 this.observer = observer; 8513 this.installFlags = installFlags; 8514 this.installerPackageName = installerPackageName; 8515 this.verificationParams = verificationParams; 8516 this.packageAbiOverride = packageAbiOverride; 8517 } 8518 8519 @Override 8520 public String toString() { 8521 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8522 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8523 } 8524 8525 public ManifestDigest getManifestDigest() { 8526 if (verificationParams == null) { 8527 return null; 8528 } 8529 return verificationParams.getManifestDigest(); 8530 } 8531 8532 private int installLocationPolicy(PackageInfoLite pkgLite) { 8533 String packageName = pkgLite.packageName; 8534 int installLocation = pkgLite.installLocation; 8535 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8536 // reader 8537 synchronized (mPackages) { 8538 PackageParser.Package pkg = mPackages.get(packageName); 8539 if (pkg != null) { 8540 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8541 // Check for downgrading. 8542 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8543 if (pkgLite.versionCode < pkg.mVersionCode) { 8544 Slog.w(TAG, "Can't install update of " + packageName 8545 + " update version " + pkgLite.versionCode 8546 + " is older than installed version " 8547 + pkg.mVersionCode); 8548 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8549 } 8550 } 8551 // Check for updated system application. 8552 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8553 if (onSd) { 8554 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8555 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8556 } 8557 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8558 } else { 8559 if (onSd) { 8560 // Install flag overrides everything. 8561 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8562 } 8563 // If current upgrade specifies particular preference 8564 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8565 // Application explicitly specified internal. 8566 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8567 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8568 // App explictly prefers external. Let policy decide 8569 } else { 8570 // Prefer previous location 8571 if (isExternal(pkg)) { 8572 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8573 } 8574 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8575 } 8576 } 8577 } else { 8578 // Invalid install. Return error code 8579 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8580 } 8581 } 8582 } 8583 // All the special cases have been taken care of. 8584 // Return result based on recommended install location. 8585 if (onSd) { 8586 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8587 } 8588 return pkgLite.recommendedInstallLocation; 8589 } 8590 8591 /* 8592 * Invoke remote method to get package information and install 8593 * location values. Override install location based on default 8594 * policy if needed and then create install arguments based 8595 * on the install location. 8596 */ 8597 public void handleStartCopy() throws RemoteException { 8598 int ret = PackageManager.INSTALL_SUCCEEDED; 8599 8600 // If we're already staged, we've firmly committed to an install location 8601 if (origin.staged) { 8602 if (origin.file != null) { 8603 installFlags |= PackageManager.INSTALL_INTERNAL; 8604 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8605 } else if (origin.cid != null) { 8606 installFlags |= PackageManager.INSTALL_EXTERNAL; 8607 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8608 } else { 8609 throw new IllegalStateException("Invalid stage location"); 8610 } 8611 } 8612 8613 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8614 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8615 8616 PackageInfoLite pkgLite = null; 8617 8618 if (onInt && onSd) { 8619 // Check if both bits are set. 8620 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8621 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8622 } else { 8623 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8624 packageAbiOverride); 8625 8626 /* 8627 * If we have too little free space, try to free cache 8628 * before giving up. 8629 */ 8630 if (!origin.staged && pkgLite.recommendedInstallLocation 8631 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8632 // TODO: focus freeing disk space on the target device 8633 final StorageManager storage = StorageManager.from(mContext); 8634 final long lowThreshold = storage.getStorageLowBytes( 8635 Environment.getDataDirectory()); 8636 8637 final long sizeBytes = mContainerService.calculateInstalledSize( 8638 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8639 8640 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8641 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8642 installFlags, packageAbiOverride); 8643 } 8644 8645 /* 8646 * The cache free must have deleted the file we 8647 * downloaded to install. 8648 * 8649 * TODO: fix the "freeCache" call to not delete 8650 * the file we care about. 8651 */ 8652 if (pkgLite.recommendedInstallLocation 8653 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8654 pkgLite.recommendedInstallLocation 8655 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8656 } 8657 } 8658 } 8659 8660 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8661 int loc = pkgLite.recommendedInstallLocation; 8662 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8663 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8664 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8665 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8666 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8667 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8668 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8669 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8670 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8671 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8672 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8673 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8674 } else { 8675 // Override with defaults if needed. 8676 loc = installLocationPolicy(pkgLite); 8677 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8678 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8679 } else if (!onSd && !onInt) { 8680 // Override install location with flags 8681 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8682 // Set the flag to install on external media. 8683 installFlags |= PackageManager.INSTALL_EXTERNAL; 8684 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8685 } else { 8686 // Make sure the flag for installing on external 8687 // media is unset 8688 installFlags |= PackageManager.INSTALL_INTERNAL; 8689 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8690 } 8691 } 8692 } 8693 } 8694 8695 final InstallArgs args = createInstallArgs(this); 8696 mArgs = args; 8697 8698 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8699 /* 8700 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8701 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8702 */ 8703 int userIdentifier = getUser().getIdentifier(); 8704 if (userIdentifier == UserHandle.USER_ALL 8705 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8706 userIdentifier = UserHandle.USER_OWNER; 8707 } 8708 8709 /* 8710 * Determine if we have any installed package verifiers. If we 8711 * do, then we'll defer to them to verify the packages. 8712 */ 8713 final int requiredUid = mRequiredVerifierPackage == null ? -1 8714 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8715 if (!origin.existing && requiredUid != -1 8716 && isVerificationEnabled(userIdentifier, installFlags)) { 8717 final Intent verification = new Intent( 8718 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8719 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8720 PACKAGE_MIME_TYPE); 8721 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8722 8723 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8724 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8725 0 /* TODO: Which userId? */); 8726 8727 if (DEBUG_VERIFY) { 8728 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8729 + verification.toString() + " with " + pkgLite.verifiers.length 8730 + " optional verifiers"); 8731 } 8732 8733 final int verificationId = mPendingVerificationToken++; 8734 8735 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8736 8737 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8738 installerPackageName); 8739 8740 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8741 installFlags); 8742 8743 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8744 pkgLite.packageName); 8745 8746 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8747 pkgLite.versionCode); 8748 8749 if (verificationParams != null) { 8750 if (verificationParams.getVerificationURI() != null) { 8751 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8752 verificationParams.getVerificationURI()); 8753 } 8754 if (verificationParams.getOriginatingURI() != null) { 8755 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8756 verificationParams.getOriginatingURI()); 8757 } 8758 if (verificationParams.getReferrer() != null) { 8759 verification.putExtra(Intent.EXTRA_REFERRER, 8760 verificationParams.getReferrer()); 8761 } 8762 if (verificationParams.getOriginatingUid() >= 0) { 8763 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8764 verificationParams.getOriginatingUid()); 8765 } 8766 if (verificationParams.getInstallerUid() >= 0) { 8767 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8768 verificationParams.getInstallerUid()); 8769 } 8770 } 8771 8772 final PackageVerificationState verificationState = new PackageVerificationState( 8773 requiredUid, args); 8774 8775 mPendingVerification.append(verificationId, verificationState); 8776 8777 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8778 receivers, verificationState); 8779 8780 /* 8781 * If any sufficient verifiers were listed in the package 8782 * manifest, attempt to ask them. 8783 */ 8784 if (sufficientVerifiers != null) { 8785 final int N = sufficientVerifiers.size(); 8786 if (N == 0) { 8787 Slog.i(TAG, "Additional verifiers required, but none installed."); 8788 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8789 } else { 8790 for (int i = 0; i < N; i++) { 8791 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8792 8793 final Intent sufficientIntent = new Intent(verification); 8794 sufficientIntent.setComponent(verifierComponent); 8795 8796 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8797 } 8798 } 8799 } 8800 8801 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8802 mRequiredVerifierPackage, receivers); 8803 if (ret == PackageManager.INSTALL_SUCCEEDED 8804 && mRequiredVerifierPackage != null) { 8805 /* 8806 * Send the intent to the required verification agent, 8807 * but only start the verification timeout after the 8808 * target BroadcastReceivers have run. 8809 */ 8810 verification.setComponent(requiredVerifierComponent); 8811 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8812 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8813 new BroadcastReceiver() { 8814 @Override 8815 public void onReceive(Context context, Intent intent) { 8816 final Message msg = mHandler 8817 .obtainMessage(CHECK_PENDING_VERIFICATION); 8818 msg.arg1 = verificationId; 8819 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8820 } 8821 }, null, 0, null, null); 8822 8823 /* 8824 * We don't want the copy to proceed until verification 8825 * succeeds, so null out this field. 8826 */ 8827 mArgs = null; 8828 } 8829 } else { 8830 /* 8831 * No package verification is enabled, so immediately start 8832 * the remote call to initiate copy using temporary file. 8833 */ 8834 ret = args.copyApk(mContainerService, true); 8835 } 8836 } 8837 8838 mRet = ret; 8839 } 8840 8841 @Override 8842 void handleReturnCode() { 8843 // If mArgs is null, then MCS couldn't be reached. When it 8844 // reconnects, it will try again to install. At that point, this 8845 // will succeed. 8846 if (mArgs != null) { 8847 processPendingInstall(mArgs, mRet); 8848 } 8849 } 8850 8851 @Override 8852 void handleServiceError() { 8853 mArgs = createInstallArgs(this); 8854 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8855 } 8856 8857 public boolean isForwardLocked() { 8858 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8859 } 8860 } 8861 8862 /** 8863 * Used during creation of InstallArgs 8864 * 8865 * @param installFlags package installation flags 8866 * @return true if should be installed on external storage 8867 */ 8868 private static boolean installOnSd(int installFlags) { 8869 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8870 return false; 8871 } 8872 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8873 return true; 8874 } 8875 return false; 8876 } 8877 8878 /** 8879 * Used during creation of InstallArgs 8880 * 8881 * @param installFlags package installation flags 8882 * @return true if should be installed as forward locked 8883 */ 8884 private static boolean installForwardLocked(int installFlags) { 8885 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8886 } 8887 8888 private InstallArgs createInstallArgs(InstallParams params) { 8889 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8890 return new AsecInstallArgs(params); 8891 } else { 8892 return new FileInstallArgs(params); 8893 } 8894 } 8895 8896 /** 8897 * Create args that describe an existing installed package. Typically used 8898 * when cleaning up old installs, or used as a move source. 8899 */ 8900 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8901 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8902 final boolean isInAsec; 8903 if (installOnSd(installFlags)) { 8904 /* Apps on SD card are always in ASEC containers. */ 8905 isInAsec = true; 8906 } else if (installForwardLocked(installFlags) 8907 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8908 /* 8909 * Forward-locked apps are only in ASEC containers if they're the 8910 * new style 8911 */ 8912 isInAsec = true; 8913 } else { 8914 isInAsec = false; 8915 } 8916 8917 if (isInAsec) { 8918 return new AsecInstallArgs(codePath, instructionSets, 8919 installOnSd(installFlags), installForwardLocked(installFlags)); 8920 } else { 8921 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8922 instructionSets); 8923 } 8924 } 8925 8926 static abstract class InstallArgs { 8927 /** @see InstallParams#origin */ 8928 final OriginInfo origin; 8929 8930 final IPackageInstallObserver2 observer; 8931 // Always refers to PackageManager flags only 8932 final int installFlags; 8933 final String installerPackageName; 8934 final ManifestDigest manifestDigest; 8935 final UserHandle user; 8936 final String abiOverride; 8937 8938 // The list of instruction sets supported by this app. This is currently 8939 // only used during the rmdex() phase to clean up resources. We can get rid of this 8940 // if we move dex files under the common app path. 8941 /* nullable */ String[] instructionSets; 8942 8943 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8944 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 8945 String[] instructionSets, String abiOverride) { 8946 this.origin = origin; 8947 this.installFlags = installFlags; 8948 this.observer = observer; 8949 this.installerPackageName = installerPackageName; 8950 this.manifestDigest = manifestDigest; 8951 this.user = user; 8952 this.instructionSets = instructionSets; 8953 this.abiOverride = abiOverride; 8954 } 8955 8956 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8957 abstract int doPreInstall(int status); 8958 8959 /** 8960 * Rename package into final resting place. All paths on the given 8961 * scanned package should be updated to reflect the rename. 8962 */ 8963 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 8964 abstract int doPostInstall(int status, int uid); 8965 8966 /** @see PackageSettingBase#codePathString */ 8967 abstract String getCodePath(); 8968 /** @see PackageSettingBase#resourcePathString */ 8969 abstract String getResourcePath(); 8970 abstract String getLegacyNativeLibraryPath(); 8971 8972 // Need installer lock especially for dex file removal. 8973 abstract void cleanUpResourcesLI(); 8974 abstract boolean doPostDeleteLI(boolean delete); 8975 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 8976 8977 /** 8978 * Called before the source arguments are copied. This is used mostly 8979 * for MoveParams when it needs to read the source file to put it in the 8980 * destination. 8981 */ 8982 int doPreCopy() { 8983 return PackageManager.INSTALL_SUCCEEDED; 8984 } 8985 8986 /** 8987 * Called after the source arguments are copied. This is used mostly for 8988 * MoveParams when it needs to read the source file to put it in the 8989 * destination. 8990 * 8991 * @return 8992 */ 8993 int doPostCopy(int uid) { 8994 return PackageManager.INSTALL_SUCCEEDED; 8995 } 8996 8997 protected boolean isFwdLocked() { 8998 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8999 } 9000 9001 protected boolean isExternal() { 9002 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9003 } 9004 9005 UserHandle getUser() { 9006 return user; 9007 } 9008 } 9009 9010 /** 9011 * Logic to handle installation of non-ASEC applications, including copying 9012 * and renaming logic. 9013 */ 9014 class FileInstallArgs extends InstallArgs { 9015 private File codeFile; 9016 private File resourceFile; 9017 private File legacyNativeLibraryPath; 9018 9019 // Example topology: 9020 // /data/app/com.example/base.apk 9021 // /data/app/com.example/split_foo.apk 9022 // /data/app/com.example/lib/arm/libfoo.so 9023 // /data/app/com.example/lib/arm64/libfoo.so 9024 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9025 9026 /** New install */ 9027 FileInstallArgs(InstallParams params) { 9028 super(params.origin, params.observer, params.installFlags, 9029 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9030 null /* instruction sets */, params.packageAbiOverride); 9031 if (isFwdLocked()) { 9032 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9033 } 9034 } 9035 9036 /** Existing install */ 9037 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9038 String[] instructionSets) { 9039 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9040 this.codeFile = (codePath != null) ? new File(codePath) : null; 9041 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9042 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9043 new File(legacyNativeLibraryPath) : null; 9044 } 9045 9046 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9047 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9048 isFwdLocked(), abiOverride); 9049 9050 final StorageManager storage = StorageManager.from(mContext); 9051 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9052 } 9053 9054 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9055 if (origin.staged) { 9056 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9057 codeFile = origin.file; 9058 resourceFile = origin.file; 9059 return PackageManager.INSTALL_SUCCEEDED; 9060 } 9061 9062 try { 9063 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9064 codeFile = tempDir; 9065 resourceFile = tempDir; 9066 } catch (IOException e) { 9067 Slog.w(TAG, "Failed to create copy file: " + e); 9068 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9069 } 9070 9071 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9072 @Override 9073 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9074 if (!FileUtils.isValidExtFilename(name)) { 9075 throw new IllegalArgumentException("Invalid filename: " + name); 9076 } 9077 try { 9078 final File file = new File(codeFile, name); 9079 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9080 O_RDWR | O_CREAT, 0644); 9081 Os.chmod(file.getAbsolutePath(), 0644); 9082 return new ParcelFileDescriptor(fd); 9083 } catch (ErrnoException e) { 9084 throw new RemoteException("Failed to open: " + e.getMessage()); 9085 } 9086 } 9087 }; 9088 9089 int ret = PackageManager.INSTALL_SUCCEEDED; 9090 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9091 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9092 Slog.e(TAG, "Failed to copy package"); 9093 return ret; 9094 } 9095 9096 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9097 NativeLibraryHelper.Handle handle = null; 9098 try { 9099 handle = NativeLibraryHelper.Handle.create(codeFile); 9100 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9101 abiOverride); 9102 } catch (IOException e) { 9103 Slog.e(TAG, "Copying native libraries failed", e); 9104 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9105 } finally { 9106 IoUtils.closeQuietly(handle); 9107 } 9108 9109 return ret; 9110 } 9111 9112 int doPreInstall(int status) { 9113 if (status != PackageManager.INSTALL_SUCCEEDED) { 9114 cleanUp(); 9115 } 9116 return status; 9117 } 9118 9119 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9120 if (status != PackageManager.INSTALL_SUCCEEDED) { 9121 cleanUp(); 9122 return false; 9123 } else { 9124 final File beforeCodeFile = codeFile; 9125 final File afterCodeFile = getNextCodePath(pkg.packageName); 9126 9127 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9128 try { 9129 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9130 } catch (ErrnoException e) { 9131 Slog.d(TAG, "Failed to rename", e); 9132 return false; 9133 } 9134 9135 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9136 Slog.d(TAG, "Failed to restorecon"); 9137 return false; 9138 } 9139 9140 // Reflect the rename internally 9141 codeFile = afterCodeFile; 9142 resourceFile = afterCodeFile; 9143 9144 // Reflect the rename in scanned details 9145 pkg.codePath = afterCodeFile.getAbsolutePath(); 9146 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9147 pkg.baseCodePath); 9148 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9149 pkg.splitCodePaths); 9150 9151 // Reflect the rename in app info 9152 pkg.applicationInfo.setCodePath(pkg.codePath); 9153 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9154 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9155 pkg.applicationInfo.setResourcePath(pkg.codePath); 9156 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9157 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9158 9159 return true; 9160 } 9161 } 9162 9163 int doPostInstall(int status, int uid) { 9164 if (status != PackageManager.INSTALL_SUCCEEDED) { 9165 cleanUp(); 9166 } 9167 return status; 9168 } 9169 9170 @Override 9171 String getCodePath() { 9172 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9173 } 9174 9175 @Override 9176 String getResourcePath() { 9177 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9178 } 9179 9180 @Override 9181 String getLegacyNativeLibraryPath() { 9182 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9183 } 9184 9185 private boolean cleanUp() { 9186 if (codeFile == null || !codeFile.exists()) { 9187 return false; 9188 } 9189 9190 if (codeFile.isDirectory()) { 9191 FileUtils.deleteContents(codeFile); 9192 } 9193 codeFile.delete(); 9194 9195 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9196 resourceFile.delete(); 9197 } 9198 9199 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9200 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9201 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9202 } 9203 legacyNativeLibraryPath.delete(); 9204 } 9205 9206 return true; 9207 } 9208 9209 void cleanUpResourcesLI() { 9210 // Try enumerating all code paths before deleting 9211 List<String> allCodePaths = Collections.EMPTY_LIST; 9212 if (codeFile != null && codeFile.exists()) { 9213 try { 9214 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9215 allCodePaths = pkg.getAllCodePaths(); 9216 } catch (PackageParserException e) { 9217 // Ignored; we tried our best 9218 } 9219 } 9220 9221 cleanUp(); 9222 9223 if (!allCodePaths.isEmpty()) { 9224 if (instructionSets == null) { 9225 throw new IllegalStateException("instructionSet == null"); 9226 } 9227 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9228 for (String codePath : allCodePaths) { 9229 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9230 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9231 if (retCode < 0) { 9232 Slog.w(TAG, "Couldn't remove dex file for package: " 9233 + " at location " + codePath + ", retcode=" + retCode); 9234 // we don't consider this to be a failure of the core package deletion 9235 } 9236 } 9237 } 9238 } 9239 } 9240 9241 boolean doPostDeleteLI(boolean delete) { 9242 // XXX err, shouldn't we respect the delete flag? 9243 cleanUpResourcesLI(); 9244 return true; 9245 } 9246 } 9247 9248 private boolean isAsecExternal(String cid) { 9249 final String asecPath = PackageHelper.getSdFilesystem(cid); 9250 return !asecPath.startsWith(mAsecInternalPath); 9251 } 9252 9253 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9254 PackageManagerException { 9255 if (copyRet < 0) { 9256 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9257 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9258 throw new PackageManagerException(copyRet, message); 9259 } 9260 } 9261 } 9262 9263 /** 9264 * Extract the MountService "container ID" from the full code path of an 9265 * .apk. 9266 */ 9267 static String cidFromCodePath(String fullCodePath) { 9268 int eidx = fullCodePath.lastIndexOf("/"); 9269 String subStr1 = fullCodePath.substring(0, eidx); 9270 int sidx = subStr1.lastIndexOf("/"); 9271 return subStr1.substring(sidx+1, eidx); 9272 } 9273 9274 /** 9275 * Logic to handle installation of ASEC applications, including copying and 9276 * renaming logic. 9277 */ 9278 class AsecInstallArgs extends InstallArgs { 9279 static final String RES_FILE_NAME = "pkg.apk"; 9280 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9281 9282 String cid; 9283 String packagePath; 9284 String resourcePath; 9285 String legacyNativeLibraryDir; 9286 9287 /** New install */ 9288 AsecInstallArgs(InstallParams params) { 9289 super(params.origin, params.observer, params.installFlags, 9290 params.installerPackageName, params.getManifestDigest(), 9291 params.getUser(), null /* instruction sets */, 9292 params.packageAbiOverride); 9293 } 9294 9295 /** Existing install */ 9296 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9297 boolean isExternal, boolean isForwardLocked) { 9298 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9299 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9300 instructionSets, null); 9301 // Hackily pretend we're still looking at a full code path 9302 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9303 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9304 } 9305 9306 // Extract cid from fullCodePath 9307 int eidx = fullCodePath.lastIndexOf("/"); 9308 String subStr1 = fullCodePath.substring(0, eidx); 9309 int sidx = subStr1.lastIndexOf("/"); 9310 cid = subStr1.substring(sidx+1, eidx); 9311 setMountPath(subStr1); 9312 } 9313 9314 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9315 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9316 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9317 instructionSets, null); 9318 this.cid = cid; 9319 setMountPath(PackageHelper.getSdDir(cid)); 9320 } 9321 9322 void createCopyFile() { 9323 cid = mInstallerService.allocateExternalStageCidLegacy(); 9324 } 9325 9326 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9327 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9328 abiOverride); 9329 9330 final File target; 9331 if (isExternal()) { 9332 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9333 } else { 9334 target = Environment.getDataDirectory(); 9335 } 9336 9337 final StorageManager storage = StorageManager.from(mContext); 9338 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9339 } 9340 9341 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9342 if (origin.staged) { 9343 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9344 cid = origin.cid; 9345 setMountPath(PackageHelper.getSdDir(cid)); 9346 return PackageManager.INSTALL_SUCCEEDED; 9347 } 9348 9349 if (temp) { 9350 createCopyFile(); 9351 } else { 9352 /* 9353 * Pre-emptively destroy the container since it's destroyed if 9354 * copying fails due to it existing anyway. 9355 */ 9356 PackageHelper.destroySdDir(cid); 9357 } 9358 9359 final String newMountPath = imcs.copyPackageToContainer( 9360 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9361 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9362 9363 if (newMountPath != null) { 9364 setMountPath(newMountPath); 9365 return PackageManager.INSTALL_SUCCEEDED; 9366 } else { 9367 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9368 } 9369 } 9370 9371 @Override 9372 String getCodePath() { 9373 return packagePath; 9374 } 9375 9376 @Override 9377 String getResourcePath() { 9378 return resourcePath; 9379 } 9380 9381 @Override 9382 String getLegacyNativeLibraryPath() { 9383 return legacyNativeLibraryDir; 9384 } 9385 9386 int doPreInstall(int status) { 9387 if (status != PackageManager.INSTALL_SUCCEEDED) { 9388 // Destroy container 9389 PackageHelper.destroySdDir(cid); 9390 } else { 9391 boolean mounted = PackageHelper.isContainerMounted(cid); 9392 if (!mounted) { 9393 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9394 Process.SYSTEM_UID); 9395 if (newMountPath != null) { 9396 setMountPath(newMountPath); 9397 } else { 9398 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9399 } 9400 } 9401 } 9402 return status; 9403 } 9404 9405 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9406 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9407 String newMountPath = null; 9408 if (PackageHelper.isContainerMounted(cid)) { 9409 // Unmount the container 9410 if (!PackageHelper.unMountSdDir(cid)) { 9411 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9412 return false; 9413 } 9414 } 9415 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9416 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9417 " which might be stale. Will try to clean up."); 9418 // Clean up the stale container and proceed to recreate. 9419 if (!PackageHelper.destroySdDir(newCacheId)) { 9420 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9421 return false; 9422 } 9423 // Successfully cleaned up stale container. Try to rename again. 9424 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9425 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9426 + " inspite of cleaning it up."); 9427 return false; 9428 } 9429 } 9430 if (!PackageHelper.isContainerMounted(newCacheId)) { 9431 Slog.w(TAG, "Mounting container " + newCacheId); 9432 newMountPath = PackageHelper.mountSdDir(newCacheId, 9433 getEncryptKey(), Process.SYSTEM_UID); 9434 } else { 9435 newMountPath = PackageHelper.getSdDir(newCacheId); 9436 } 9437 if (newMountPath == null) { 9438 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9439 return false; 9440 } 9441 Log.i(TAG, "Succesfully renamed " + cid + 9442 " to " + newCacheId + 9443 " at new path: " + newMountPath); 9444 cid = newCacheId; 9445 9446 final File beforeCodeFile = new File(packagePath); 9447 setMountPath(newMountPath); 9448 final File afterCodeFile = new File(packagePath); 9449 9450 // Reflect the rename in scanned details 9451 pkg.codePath = afterCodeFile.getAbsolutePath(); 9452 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9453 pkg.baseCodePath); 9454 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9455 pkg.splitCodePaths); 9456 9457 // Reflect the rename in app info 9458 pkg.applicationInfo.setCodePath(pkg.codePath); 9459 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9460 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9461 pkg.applicationInfo.setResourcePath(pkg.codePath); 9462 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9463 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9464 9465 return true; 9466 } 9467 9468 private void setMountPath(String mountPath) { 9469 final File mountFile = new File(mountPath); 9470 9471 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9472 if (monolithicFile.exists()) { 9473 packagePath = monolithicFile.getAbsolutePath(); 9474 if (isFwdLocked()) { 9475 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9476 } else { 9477 resourcePath = packagePath; 9478 } 9479 } else { 9480 packagePath = mountFile.getAbsolutePath(); 9481 resourcePath = packagePath; 9482 } 9483 9484 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9485 } 9486 9487 int doPostInstall(int status, int uid) { 9488 if (status != PackageManager.INSTALL_SUCCEEDED) { 9489 cleanUp(); 9490 } else { 9491 final int groupOwner; 9492 final String protectedFile; 9493 if (isFwdLocked()) { 9494 groupOwner = UserHandle.getSharedAppGid(uid); 9495 protectedFile = RES_FILE_NAME; 9496 } else { 9497 groupOwner = -1; 9498 protectedFile = null; 9499 } 9500 9501 if (uid < Process.FIRST_APPLICATION_UID 9502 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9503 Slog.e(TAG, "Failed to finalize " + cid); 9504 PackageHelper.destroySdDir(cid); 9505 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9506 } 9507 9508 boolean mounted = PackageHelper.isContainerMounted(cid); 9509 if (!mounted) { 9510 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9511 } 9512 } 9513 return status; 9514 } 9515 9516 private void cleanUp() { 9517 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9518 9519 // Destroy secure container 9520 PackageHelper.destroySdDir(cid); 9521 } 9522 9523 private List<String> getAllCodePaths() { 9524 final File codeFile = new File(getCodePath()); 9525 if (codeFile != null && codeFile.exists()) { 9526 try { 9527 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9528 return pkg.getAllCodePaths(); 9529 } catch (PackageParserException e) { 9530 // Ignored; we tried our best 9531 } 9532 } 9533 return Collections.EMPTY_LIST; 9534 } 9535 9536 void cleanUpResourcesLI() { 9537 // Enumerate all code paths before deleting 9538 cleanUpResourcesLI(getAllCodePaths()); 9539 } 9540 9541 private void cleanUpResourcesLI(List<String> allCodePaths) { 9542 cleanUp(); 9543 9544 if (!allCodePaths.isEmpty()) { 9545 if (instructionSets == null) { 9546 throw new IllegalStateException("instructionSet == null"); 9547 } 9548 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9549 for (String codePath : allCodePaths) { 9550 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9551 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9552 if (retCode < 0) { 9553 Slog.w(TAG, "Couldn't remove dex file for package: " 9554 + " at location " + codePath + ", retcode=" + retCode); 9555 // we don't consider this to be a failure of the core package deletion 9556 } 9557 } 9558 } 9559 } 9560 } 9561 9562 boolean matchContainer(String app) { 9563 if (cid.startsWith(app)) { 9564 return true; 9565 } 9566 return false; 9567 } 9568 9569 String getPackageName() { 9570 return getAsecPackageName(cid); 9571 } 9572 9573 boolean doPostDeleteLI(boolean delete) { 9574 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9575 final List<String> allCodePaths = getAllCodePaths(); 9576 boolean mounted = PackageHelper.isContainerMounted(cid); 9577 if (mounted) { 9578 // Unmount first 9579 if (PackageHelper.unMountSdDir(cid)) { 9580 mounted = false; 9581 } 9582 } 9583 if (!mounted && delete) { 9584 cleanUpResourcesLI(allCodePaths); 9585 } 9586 return !mounted; 9587 } 9588 9589 @Override 9590 int doPreCopy() { 9591 if (isFwdLocked()) { 9592 if (!PackageHelper.fixSdPermissions(cid, 9593 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9594 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9595 } 9596 } 9597 9598 return PackageManager.INSTALL_SUCCEEDED; 9599 } 9600 9601 @Override 9602 int doPostCopy(int uid) { 9603 if (isFwdLocked()) { 9604 if (uid < Process.FIRST_APPLICATION_UID 9605 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9606 RES_FILE_NAME)) { 9607 Slog.e(TAG, "Failed to finalize " + cid); 9608 PackageHelper.destroySdDir(cid); 9609 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9610 } 9611 } 9612 9613 return PackageManager.INSTALL_SUCCEEDED; 9614 } 9615 } 9616 9617 static String getAsecPackageName(String packageCid) { 9618 int idx = packageCid.lastIndexOf("-"); 9619 if (idx == -1) { 9620 return packageCid; 9621 } 9622 return packageCid.substring(0, idx); 9623 } 9624 9625 // Utility method used to create code paths based on package name and available index. 9626 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9627 String idxStr = ""; 9628 int idx = 1; 9629 // Fall back to default value of idx=1 if prefix is not 9630 // part of oldCodePath 9631 if (oldCodePath != null) { 9632 String subStr = oldCodePath; 9633 // Drop the suffix right away 9634 if (suffix != null && subStr.endsWith(suffix)) { 9635 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9636 } 9637 // If oldCodePath already contains prefix find out the 9638 // ending index to either increment or decrement. 9639 int sidx = subStr.lastIndexOf(prefix); 9640 if (sidx != -1) { 9641 subStr = subStr.substring(sidx + prefix.length()); 9642 if (subStr != null) { 9643 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9644 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9645 } 9646 try { 9647 idx = Integer.parseInt(subStr); 9648 if (idx <= 1) { 9649 idx++; 9650 } else { 9651 idx--; 9652 } 9653 } catch(NumberFormatException e) { 9654 } 9655 } 9656 } 9657 } 9658 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9659 return prefix + idxStr; 9660 } 9661 9662 private File getNextCodePath(String packageName) { 9663 int suffix = 1; 9664 File result; 9665 do { 9666 result = new File(mAppInstallDir, packageName + "-" + suffix); 9667 suffix++; 9668 } while (result.exists()); 9669 return result; 9670 } 9671 9672 // Utility method used to ignore ADD/REMOVE events 9673 // by directory observer. 9674 private static boolean ignoreCodePath(String fullPathStr) { 9675 String apkName = deriveCodePathName(fullPathStr); 9676 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9677 if (idx != -1 && ((idx+1) < apkName.length())) { 9678 // Make sure the package ends with a numeral 9679 String version = apkName.substring(idx+1); 9680 try { 9681 Integer.parseInt(version); 9682 return true; 9683 } catch (NumberFormatException e) {} 9684 } 9685 return false; 9686 } 9687 9688 // Utility method that returns the relative package path with respect 9689 // to the installation directory. Like say for /data/data/com.test-1.apk 9690 // string com.test-1 is returned. 9691 static String deriveCodePathName(String codePath) { 9692 if (codePath == null) { 9693 return null; 9694 } 9695 final File codeFile = new File(codePath); 9696 final String name = codeFile.getName(); 9697 if (codeFile.isDirectory()) { 9698 return name; 9699 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9700 final int lastDot = name.lastIndexOf('.'); 9701 return name.substring(0, lastDot); 9702 } else { 9703 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9704 return null; 9705 } 9706 } 9707 9708 class PackageInstalledInfo { 9709 String name; 9710 int uid; 9711 // The set of users that originally had this package installed. 9712 int[] origUsers; 9713 // The set of users that now have this package installed. 9714 int[] newUsers; 9715 PackageParser.Package pkg; 9716 int returnCode; 9717 String returnMsg; 9718 PackageRemovedInfo removedInfo; 9719 9720 public void setError(int code, String msg) { 9721 returnCode = code; 9722 returnMsg = msg; 9723 Slog.w(TAG, msg); 9724 } 9725 9726 public void setError(String msg, PackageParserException e) { 9727 returnCode = e.error; 9728 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9729 Slog.w(TAG, msg, e); 9730 } 9731 9732 public void setError(String msg, PackageManagerException e) { 9733 returnCode = e.error; 9734 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9735 Slog.w(TAG, msg, e); 9736 } 9737 9738 // In some error cases we want to convey more info back to the observer 9739 String origPackage; 9740 String origPermission; 9741 } 9742 9743 /* 9744 * Install a non-existing package. 9745 */ 9746 private void installNewPackageLI(PackageParser.Package pkg, 9747 int parseFlags, int scanFlags, UserHandle user, 9748 String installerPackageName, PackageInstalledInfo res) { 9749 // Remember this for later, in case we need to rollback this install 9750 String pkgName = pkg.packageName; 9751 9752 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9753 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9754 synchronized(mPackages) { 9755 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9756 // A package with the same name is already installed, though 9757 // it has been renamed to an older name. The package we 9758 // are trying to install should be installed as an update to 9759 // the existing one, but that has not been requested, so bail. 9760 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9761 + " without first uninstalling package running as " 9762 + mSettings.mRenamedPackages.get(pkgName)); 9763 return; 9764 } 9765 if (mPackages.containsKey(pkgName)) { 9766 // Don't allow installation over an existing package with the same name. 9767 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9768 + " without first uninstalling."); 9769 return; 9770 } 9771 } 9772 9773 try { 9774 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9775 System.currentTimeMillis(), user); 9776 9777 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9778 // delete the partially installed application. the data directory will have to be 9779 // restored if it was already existing 9780 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9781 // remove package from internal structures. Note that we want deletePackageX to 9782 // delete the package data and cache directories that it created in 9783 // scanPackageLocked, unless those directories existed before we even tried to 9784 // install. 9785 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9786 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9787 res.removedInfo, true); 9788 } 9789 9790 } catch (PackageManagerException e) { 9791 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9792 } 9793 } 9794 9795 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9796 // Upgrade keysets are being used. Determine if new package has a superset of the 9797 // required keys. 9798 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9799 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9800 for (int i = 0; i < upgradeKeySets.length; i++) { 9801 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9802 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9803 return true; 9804 } 9805 } 9806 return false; 9807 } 9808 9809 private void replacePackageLI(PackageParser.Package pkg, 9810 int parseFlags, int scanFlags, UserHandle user, 9811 String installerPackageName, PackageInstalledInfo res) { 9812 PackageParser.Package oldPackage; 9813 String pkgName = pkg.packageName; 9814 int[] allUsers; 9815 boolean[] perUserInstalled; 9816 9817 // First find the old package info and check signatures 9818 synchronized(mPackages) { 9819 oldPackage = mPackages.get(pkgName); 9820 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9821 PackageSetting ps = mSettings.mPackages.get(pkgName); 9822 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9823 // default to original signature matching 9824 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9825 != PackageManager.SIGNATURE_MATCH) { 9826 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9827 "New package has a different signature: " + pkgName); 9828 return; 9829 } 9830 } else { 9831 if(!checkUpgradeKeySetLP(ps, pkg)) { 9832 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9833 "New package not signed by keys specified by upgrade-keysets: " 9834 + pkgName); 9835 return; 9836 } 9837 } 9838 9839 // In case of rollback, remember per-user/profile install state 9840 allUsers = sUserManager.getUserIds(); 9841 perUserInstalled = new boolean[allUsers.length]; 9842 for (int i = 0; i < allUsers.length; i++) { 9843 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9844 } 9845 } 9846 9847 boolean sysPkg = (isSystemApp(oldPackage)); 9848 if (sysPkg) { 9849 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9850 user, allUsers, perUserInstalled, installerPackageName, res); 9851 } else { 9852 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9853 user, allUsers, perUserInstalled, installerPackageName, res); 9854 } 9855 } 9856 9857 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9858 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9859 int[] allUsers, boolean[] perUserInstalled, 9860 String installerPackageName, PackageInstalledInfo res) { 9861 String pkgName = deletedPackage.packageName; 9862 boolean deletedPkg = true; 9863 boolean updatedSettings = false; 9864 9865 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9866 + deletedPackage); 9867 long origUpdateTime; 9868 if (pkg.mExtras != null) { 9869 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9870 } else { 9871 origUpdateTime = 0; 9872 } 9873 9874 // First delete the existing package while retaining the data directory 9875 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9876 res.removedInfo, true)) { 9877 // If the existing package wasn't successfully deleted 9878 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9879 deletedPkg = false; 9880 } else { 9881 // Successfully deleted the old package; proceed with replace. 9882 9883 // If deleted package lived in a container, give users a chance to 9884 // relinquish resources before killing. 9885 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9886 if (DEBUG_INSTALL) { 9887 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9888 } 9889 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9890 final ArrayList<String> pkgList = new ArrayList<String>(1); 9891 pkgList.add(deletedPackage.applicationInfo.packageName); 9892 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9893 } 9894 9895 deleteCodeCacheDirsLI(pkgName); 9896 try { 9897 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9898 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9899 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9900 updatedSettings = true; 9901 } catch (PackageManagerException e) { 9902 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9903 } 9904 } 9905 9906 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9907 // remove package from internal structures. Note that we want deletePackageX to 9908 // delete the package data and cache directories that it created in 9909 // scanPackageLocked, unless those directories existed before we even tried to 9910 // install. 9911 if(updatedSettings) { 9912 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9913 deletePackageLI( 9914 pkgName, null, true, allUsers, perUserInstalled, 9915 PackageManager.DELETE_KEEP_DATA, 9916 res.removedInfo, true); 9917 } 9918 // Since we failed to install the new package we need to restore the old 9919 // package that we deleted. 9920 if (deletedPkg) { 9921 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9922 File restoreFile = new File(deletedPackage.codePath); 9923 // Parse old package 9924 boolean oldOnSd = isExternal(deletedPackage); 9925 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9926 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9927 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9928 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 9929 try { 9930 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 9931 } catch (PackageManagerException e) { 9932 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 9933 + e.getMessage()); 9934 return; 9935 } 9936 // Restore of old package succeeded. Update permissions. 9937 // writer 9938 synchronized (mPackages) { 9939 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9940 UPDATE_PERMISSIONS_ALL); 9941 // can downgrade to reader 9942 mSettings.writeLPr(); 9943 } 9944 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9945 } 9946 } 9947 } 9948 9949 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9950 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9951 int[] allUsers, boolean[] perUserInstalled, 9952 String installerPackageName, PackageInstalledInfo res) { 9953 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 9954 + ", old=" + deletedPackage); 9955 boolean updatedSettings = false; 9956 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 9957 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 9958 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9959 } 9960 String packageName = deletedPackage.packageName; 9961 if (packageName == null) { 9962 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 9963 "Attempt to delete null packageName."); 9964 return; 9965 } 9966 PackageParser.Package oldPkg; 9967 PackageSetting oldPkgSetting; 9968 // reader 9969 synchronized (mPackages) { 9970 oldPkg = mPackages.get(packageName); 9971 oldPkgSetting = mSettings.mPackages.get(packageName); 9972 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 9973 (oldPkgSetting == null)) { 9974 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 9975 "Couldn't find package:" + packageName + " information"); 9976 return; 9977 } 9978 } 9979 9980 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 9981 9982 res.removedInfo.uid = oldPkg.applicationInfo.uid; 9983 res.removedInfo.removedPackage = packageName; 9984 // Remove existing system package 9985 removePackageLI(oldPkgSetting, true); 9986 // writer 9987 synchronized (mPackages) { 9988 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 9989 // We didn't need to disable the .apk as a current system package, 9990 // which means we are replacing another update that is already 9991 // installed. We need to make sure to delete the older one's .apk. 9992 res.removedInfo.args = createInstallArgsForExisting(0, 9993 deletedPackage.applicationInfo.getCodePath(), 9994 deletedPackage.applicationInfo.getResourcePath(), 9995 deletedPackage.applicationInfo.nativeLibraryRootDir, 9996 getAppDexInstructionSets(deletedPackage.applicationInfo)); 9997 } else { 9998 res.removedInfo.args = null; 9999 } 10000 } 10001 10002 // Successfully disabled the old package. Now proceed with re-installation 10003 deleteCodeCacheDirsLI(packageName); 10004 10005 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10006 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10007 10008 PackageParser.Package newPackage = null; 10009 try { 10010 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10011 if (newPackage.mExtras != null) { 10012 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10013 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10014 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10015 10016 // is the update attempting to change shared user? that isn't going to work... 10017 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10018 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10019 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10020 + " to " + newPkgSetting.sharedUser); 10021 updatedSettings = true; 10022 } 10023 } 10024 10025 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10026 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10027 updatedSettings = true; 10028 } 10029 10030 } catch (PackageManagerException e) { 10031 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10032 } 10033 10034 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10035 // Re installation failed. Restore old information 10036 // Remove new pkg information 10037 if (newPackage != null) { 10038 removeInstalledPackageLI(newPackage, true); 10039 } 10040 // Add back the old system package 10041 try { 10042 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10043 } catch (PackageManagerException e) { 10044 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10045 } 10046 // Restore the old system information in Settings 10047 synchronized(mPackages) { 10048 if (updatedSettings) { 10049 mSettings.enableSystemPackageLPw(packageName); 10050 mSettings.setInstallerPackageName(packageName, 10051 oldPkgSetting.installerPackageName); 10052 } 10053 mSettings.writeLPr(); 10054 } 10055 } 10056 } 10057 10058 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10059 int[] allUsers, boolean[] perUserInstalled, 10060 PackageInstalledInfo res) { 10061 String pkgName = newPackage.packageName; 10062 synchronized (mPackages) { 10063 //write settings. the installStatus will be incomplete at this stage. 10064 //note that the new package setting would have already been 10065 //added to mPackages. It hasn't been persisted yet. 10066 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10067 mSettings.writeLPr(); 10068 } 10069 10070 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10071 10072 synchronized (mPackages) { 10073 updatePermissionsLPw(newPackage.packageName, newPackage, 10074 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10075 ? UPDATE_PERMISSIONS_ALL : 0)); 10076 // For system-bundled packages, we assume that installing an upgraded version 10077 // of the package implies that the user actually wants to run that new code, 10078 // so we enable the package. 10079 if (isSystemApp(newPackage)) { 10080 // NB: implicit assumption that system package upgrades apply to all users 10081 if (DEBUG_INSTALL) { 10082 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10083 } 10084 PackageSetting ps = mSettings.mPackages.get(pkgName); 10085 if (ps != null) { 10086 if (res.origUsers != null) { 10087 for (int userHandle : res.origUsers) { 10088 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10089 userHandle, installerPackageName); 10090 } 10091 } 10092 // Also convey the prior install/uninstall state 10093 if (allUsers != null && perUserInstalled != null) { 10094 for (int i = 0; i < allUsers.length; i++) { 10095 if (DEBUG_INSTALL) { 10096 Slog.d(TAG, " user " + allUsers[i] 10097 + " => " + perUserInstalled[i]); 10098 } 10099 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10100 } 10101 // these install state changes will be persisted in the 10102 // upcoming call to mSettings.writeLPr(). 10103 } 10104 } 10105 } 10106 res.name = pkgName; 10107 res.uid = newPackage.applicationInfo.uid; 10108 res.pkg = newPackage; 10109 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10110 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10111 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10112 //to update install status 10113 mSettings.writeLPr(); 10114 } 10115 } 10116 10117 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10118 final int installFlags = args.installFlags; 10119 String installerPackageName = args.installerPackageName; 10120 File tmpPackageFile = new File(args.getCodePath()); 10121 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10122 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10123 boolean replace = false; 10124 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10125 // Result object to be returned 10126 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10127 10128 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10129 // Retrieve PackageSettings and parse package 10130 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10131 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10132 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10133 PackageParser pp = new PackageParser(); 10134 pp.setSeparateProcesses(mSeparateProcesses); 10135 pp.setDisplayMetrics(mMetrics); 10136 10137 final PackageParser.Package pkg; 10138 try { 10139 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10140 } catch (PackageParserException e) { 10141 res.setError("Failed parse during installPackageLI", e); 10142 return; 10143 } 10144 10145 // Mark that we have an install time CPU ABI override. 10146 pkg.cpuAbiOverride = args.abiOverride; 10147 10148 String pkgName = res.name = pkg.packageName; 10149 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10150 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10151 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10152 return; 10153 } 10154 } 10155 10156 try { 10157 pp.collectCertificates(pkg, parseFlags); 10158 pp.collectManifestDigest(pkg); 10159 } catch (PackageParserException e) { 10160 res.setError("Failed collect during installPackageLI", e); 10161 return; 10162 } 10163 10164 /* If the installer passed in a manifest digest, compare it now. */ 10165 if (args.manifestDigest != null) { 10166 if (DEBUG_INSTALL) { 10167 final String parsedManifest = pkg.manifestDigest == null ? "null" 10168 : pkg.manifestDigest.toString(); 10169 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10170 + parsedManifest); 10171 } 10172 10173 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10174 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10175 return; 10176 } 10177 } else if (DEBUG_INSTALL) { 10178 final String parsedManifest = pkg.manifestDigest == null 10179 ? "null" : pkg.manifestDigest.toString(); 10180 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10181 } 10182 10183 // Get rid of all references to package scan path via parser. 10184 pp = null; 10185 String oldCodePath = null; 10186 boolean systemApp = false; 10187 synchronized (mPackages) { 10188 // Check whether the newly-scanned package wants to define an already-defined perm 10189 int N = pkg.permissions.size(); 10190 for (int i = N-1; i >= 0; i--) { 10191 PackageParser.Permission perm = pkg.permissions.get(i); 10192 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10193 if (bp != null) { 10194 // If the defining package is signed with our cert, it's okay. This 10195 // also includes the "updating the same package" case, of course. 10196 // "updating same package" could also involve key-rotation. 10197 final boolean sigsOk; 10198 if (!bp.sourcePackage.equals(pkg.packageName) 10199 || !(bp.packageSetting instanceof PackageSetting) 10200 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 10201 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 10202 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 10203 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 10204 } else { 10205 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 10206 } 10207 if (!sigsOk) { 10208 // If the owning package is the system itself, we log but allow 10209 // install to proceed; we fail the install on all other permission 10210 // redefinitions. 10211 if (!bp.sourcePackage.equals("android")) { 10212 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10213 + pkg.packageName + " attempting to redeclare permission " 10214 + perm.info.name + " already owned by " + bp.sourcePackage); 10215 res.origPermission = perm.info.name; 10216 res.origPackage = bp.sourcePackage; 10217 return; 10218 } else { 10219 Slog.w(TAG, "Package " + pkg.packageName 10220 + " attempting to redeclare system permission " 10221 + perm.info.name + "; ignoring new declaration"); 10222 pkg.permissions.remove(i); 10223 } 10224 } 10225 } 10226 } 10227 10228 // Check if installing already existing package 10229 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10230 String oldName = mSettings.mRenamedPackages.get(pkgName); 10231 if (pkg.mOriginalPackages != null 10232 && pkg.mOriginalPackages.contains(oldName) 10233 && mPackages.containsKey(oldName)) { 10234 // This package is derived from an original package, 10235 // and this device has been updating from that original 10236 // name. We must continue using the original name, so 10237 // rename the new package here. 10238 pkg.setPackageName(oldName); 10239 pkgName = pkg.packageName; 10240 replace = true; 10241 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10242 + oldName + " pkgName=" + pkgName); 10243 } else if (mPackages.containsKey(pkgName)) { 10244 // This package, under its official name, already exists 10245 // on the device; we should replace it. 10246 replace = true; 10247 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10248 } 10249 } 10250 PackageSetting ps = mSettings.mPackages.get(pkgName); 10251 if (ps != null) { 10252 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10253 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10254 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10255 systemApp = (ps.pkg.applicationInfo.flags & 10256 ApplicationInfo.FLAG_SYSTEM) != 0; 10257 } 10258 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10259 } 10260 } 10261 10262 if (systemApp && onSd) { 10263 // Disable updates to system apps on sdcard 10264 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10265 "Cannot install updates to system apps on sdcard"); 10266 return; 10267 } 10268 10269 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10270 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10271 return; 10272 } 10273 10274 if (replace) { 10275 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10276 installerPackageName, res); 10277 } else { 10278 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10279 args.user, installerPackageName, res); 10280 } 10281 synchronized (mPackages) { 10282 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10283 if (ps != null) { 10284 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10285 } 10286 } 10287 } 10288 10289 private static boolean isForwardLocked(PackageParser.Package pkg) { 10290 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10291 } 10292 10293 private static boolean isForwardLocked(ApplicationInfo info) { 10294 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10295 } 10296 10297 private boolean isForwardLocked(PackageSetting ps) { 10298 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10299 } 10300 10301 private static boolean isMultiArch(PackageSetting ps) { 10302 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10303 } 10304 10305 private static boolean isMultiArch(ApplicationInfo info) { 10306 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10307 } 10308 10309 private static boolean isExternal(PackageParser.Package pkg) { 10310 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10311 } 10312 10313 private static boolean isExternal(PackageSetting ps) { 10314 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10315 } 10316 10317 private static boolean isExternal(ApplicationInfo info) { 10318 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10319 } 10320 10321 private static boolean isSystemApp(PackageParser.Package pkg) { 10322 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10323 } 10324 10325 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10326 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10327 } 10328 10329 private static boolean isSystemApp(ApplicationInfo info) { 10330 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10331 } 10332 10333 private static boolean isSystemApp(PackageSetting ps) { 10334 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10335 } 10336 10337 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10338 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10339 } 10340 10341 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10342 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10343 } 10344 10345 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10346 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10347 } 10348 10349 private int packageFlagsToInstallFlags(PackageSetting ps) { 10350 int installFlags = 0; 10351 if (isExternal(ps)) { 10352 installFlags |= PackageManager.INSTALL_EXTERNAL; 10353 } 10354 if (isForwardLocked(ps)) { 10355 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10356 } 10357 return installFlags; 10358 } 10359 10360 private void deleteTempPackageFiles() { 10361 final FilenameFilter filter = new FilenameFilter() { 10362 public boolean accept(File dir, String name) { 10363 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10364 } 10365 }; 10366 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10367 file.delete(); 10368 } 10369 } 10370 10371 @Override 10372 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10373 int flags) { 10374 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10375 flags); 10376 } 10377 10378 @Override 10379 public void deletePackage(final String packageName, 10380 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10381 mContext.enforceCallingOrSelfPermission( 10382 android.Manifest.permission.DELETE_PACKAGES, null); 10383 final int uid = Binder.getCallingUid(); 10384 if (UserHandle.getUserId(uid) != userId) { 10385 mContext.enforceCallingPermission( 10386 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10387 "deletePackage for user " + userId); 10388 } 10389 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10390 try { 10391 observer.onPackageDeleted(packageName, 10392 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10393 } catch (RemoteException re) { 10394 } 10395 return; 10396 } 10397 10398 boolean uninstallBlocked = false; 10399 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10400 int[] users = sUserManager.getUserIds(); 10401 for (int i = 0; i < users.length; ++i) { 10402 if (getBlockUninstallForUser(packageName, users[i])) { 10403 uninstallBlocked = true; 10404 break; 10405 } 10406 } 10407 } else { 10408 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10409 } 10410 if (uninstallBlocked) { 10411 try { 10412 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10413 null); 10414 } catch (RemoteException re) { 10415 } 10416 return; 10417 } 10418 10419 if (DEBUG_REMOVE) { 10420 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10421 } 10422 // Queue up an async operation since the package deletion may take a little while. 10423 mHandler.post(new Runnable() { 10424 public void run() { 10425 mHandler.removeCallbacks(this); 10426 final int returnCode = deletePackageX(packageName, userId, flags); 10427 if (observer != null) { 10428 try { 10429 observer.onPackageDeleted(packageName, returnCode, null); 10430 } catch (RemoteException e) { 10431 Log.i(TAG, "Observer no longer exists."); 10432 } //end catch 10433 } //end if 10434 } //end run 10435 }); 10436 } 10437 10438 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10439 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10440 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10441 try { 10442 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10443 || dpm.isDeviceOwner(packageName))) { 10444 return true; 10445 } 10446 } catch (RemoteException e) { 10447 } 10448 return false; 10449 } 10450 10451 /** 10452 * This method is an internal method that could be get invoked either 10453 * to delete an installed package or to clean up a failed installation. 10454 * After deleting an installed package, a broadcast is sent to notify any 10455 * listeners that the package has been installed. For cleaning up a failed 10456 * installation, the broadcast is not necessary since the package's 10457 * installation wouldn't have sent the initial broadcast either 10458 * The key steps in deleting a package are 10459 * deleting the package information in internal structures like mPackages, 10460 * deleting the packages base directories through installd 10461 * updating mSettings to reflect current status 10462 * persisting settings for later use 10463 * sending a broadcast if necessary 10464 */ 10465 private int deletePackageX(String packageName, int userId, int flags) { 10466 final PackageRemovedInfo info = new PackageRemovedInfo(); 10467 final boolean res; 10468 10469 if (isPackageDeviceAdmin(packageName, userId)) { 10470 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10471 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10472 } 10473 10474 boolean removedForAllUsers = false; 10475 boolean systemUpdate = false; 10476 10477 // for the uninstall-updates case and restricted profiles, remember the per- 10478 // userhandle installed state 10479 int[] allUsers; 10480 boolean[] perUserInstalled; 10481 synchronized (mPackages) { 10482 PackageSetting ps = mSettings.mPackages.get(packageName); 10483 allUsers = sUserManager.getUserIds(); 10484 perUserInstalled = new boolean[allUsers.length]; 10485 for (int i = 0; i < allUsers.length; i++) { 10486 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10487 } 10488 } 10489 10490 synchronized (mInstallLock) { 10491 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10492 res = deletePackageLI(packageName, 10493 (flags & PackageManager.DELETE_ALL_USERS) != 0 10494 ? UserHandle.ALL : new UserHandle(userId), 10495 true, allUsers, perUserInstalled, 10496 flags | REMOVE_CHATTY, info, true); 10497 systemUpdate = info.isRemovedPackageSystemUpdate; 10498 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10499 removedForAllUsers = true; 10500 } 10501 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10502 + " removedForAllUsers=" + removedForAllUsers); 10503 } 10504 10505 if (res) { 10506 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10507 10508 // If the removed package was a system update, the old system package 10509 // was re-enabled; we need to broadcast this information 10510 if (systemUpdate) { 10511 Bundle extras = new Bundle(1); 10512 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10513 ? info.removedAppId : info.uid); 10514 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10515 10516 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10517 extras, null, null, null); 10518 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10519 extras, null, null, null); 10520 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10521 null, packageName, null, null); 10522 } 10523 } 10524 // Force a gc here. 10525 Runtime.getRuntime().gc(); 10526 // Delete the resources here after sending the broadcast to let 10527 // other processes clean up before deleting resources. 10528 if (info.args != null) { 10529 synchronized (mInstallLock) { 10530 info.args.doPostDeleteLI(true); 10531 } 10532 } 10533 10534 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10535 } 10536 10537 static class PackageRemovedInfo { 10538 String removedPackage; 10539 int uid = -1; 10540 int removedAppId = -1; 10541 int[] removedUsers = null; 10542 boolean isRemovedPackageSystemUpdate = false; 10543 // Clean up resources deleted packages. 10544 InstallArgs args = null; 10545 10546 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10547 Bundle extras = new Bundle(1); 10548 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10549 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10550 if (replacing) { 10551 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10552 } 10553 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10554 if (removedPackage != null) { 10555 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10556 extras, null, null, removedUsers); 10557 if (fullRemove && !replacing) { 10558 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10559 extras, null, null, removedUsers); 10560 } 10561 } 10562 if (removedAppId >= 0) { 10563 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10564 removedUsers); 10565 } 10566 } 10567 } 10568 10569 /* 10570 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10571 * flag is not set, the data directory is removed as well. 10572 * make sure this flag is set for partially installed apps. If not its meaningless to 10573 * delete a partially installed application. 10574 */ 10575 private void removePackageDataLI(PackageSetting ps, 10576 int[] allUserHandles, boolean[] perUserInstalled, 10577 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10578 String packageName = ps.name; 10579 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10580 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10581 // Retrieve object to delete permissions for shared user later on 10582 final PackageSetting deletedPs; 10583 // reader 10584 synchronized (mPackages) { 10585 deletedPs = mSettings.mPackages.get(packageName); 10586 if (outInfo != null) { 10587 outInfo.removedPackage = packageName; 10588 outInfo.removedUsers = deletedPs != null 10589 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10590 : null; 10591 } 10592 } 10593 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10594 removeDataDirsLI(packageName); 10595 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10596 } 10597 // writer 10598 synchronized (mPackages) { 10599 if (deletedPs != null) { 10600 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10601 if (outInfo != null) { 10602 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10603 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10604 } 10605 if (deletedPs != null) { 10606 updatePermissionsLPw(deletedPs.name, null, 0); 10607 if (deletedPs.sharedUser != null) { 10608 // remove permissions associated with package 10609 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10610 } 10611 } 10612 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10613 } 10614 // make sure to preserve per-user disabled state if this removal was just 10615 // a downgrade of a system app to the factory package 10616 if (allUserHandles != null && perUserInstalled != null) { 10617 if (DEBUG_REMOVE) { 10618 Slog.d(TAG, "Propagating install state across downgrade"); 10619 } 10620 for (int i = 0; i < allUserHandles.length; i++) { 10621 if (DEBUG_REMOVE) { 10622 Slog.d(TAG, " user " + allUserHandles[i] 10623 + " => " + perUserInstalled[i]); 10624 } 10625 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10626 } 10627 } 10628 } 10629 // can downgrade to reader 10630 if (writeSettings) { 10631 // Save settings now 10632 mSettings.writeLPr(); 10633 } 10634 } 10635 if (outInfo != null) { 10636 // A user ID was deleted here. Go through all users and remove it 10637 // from KeyStore. 10638 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10639 } 10640 } 10641 10642 static boolean locationIsPrivileged(File path) { 10643 try { 10644 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10645 .getCanonicalPath(); 10646 return path.getCanonicalPath().startsWith(privilegedAppDir); 10647 } catch (IOException e) { 10648 Slog.e(TAG, "Unable to access code path " + path); 10649 } 10650 return false; 10651 } 10652 10653 /* 10654 * Tries to delete system package. 10655 */ 10656 private boolean deleteSystemPackageLI(PackageSetting newPs, 10657 int[] allUserHandles, boolean[] perUserInstalled, 10658 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10659 final boolean applyUserRestrictions 10660 = (allUserHandles != null) && (perUserInstalled != null); 10661 PackageSetting disabledPs = null; 10662 // Confirm if the system package has been updated 10663 // An updated system app can be deleted. This will also have to restore 10664 // the system pkg from system partition 10665 // reader 10666 synchronized (mPackages) { 10667 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10668 } 10669 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10670 + " disabledPs=" + disabledPs); 10671 if (disabledPs == null) { 10672 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10673 return false; 10674 } else if (DEBUG_REMOVE) { 10675 Slog.d(TAG, "Deleting system pkg from data partition"); 10676 } 10677 if (DEBUG_REMOVE) { 10678 if (applyUserRestrictions) { 10679 Slog.d(TAG, "Remembering install states:"); 10680 for (int i = 0; i < allUserHandles.length; i++) { 10681 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10682 } 10683 } 10684 } 10685 // Delete the updated package 10686 outInfo.isRemovedPackageSystemUpdate = true; 10687 if (disabledPs.versionCode < newPs.versionCode) { 10688 // Delete data for downgrades 10689 flags &= ~PackageManager.DELETE_KEEP_DATA; 10690 } else { 10691 // Preserve data by setting flag 10692 flags |= PackageManager.DELETE_KEEP_DATA; 10693 } 10694 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10695 allUserHandles, perUserInstalled, outInfo, writeSettings); 10696 if (!ret) { 10697 return false; 10698 } 10699 // writer 10700 synchronized (mPackages) { 10701 // Reinstate the old system package 10702 mSettings.enableSystemPackageLPw(newPs.name); 10703 // Remove any native libraries from the upgraded package. 10704 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10705 } 10706 // Install the system package 10707 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10708 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10709 if (locationIsPrivileged(disabledPs.codePath)) { 10710 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10711 } 10712 10713 final PackageParser.Package newPkg; 10714 try { 10715 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10716 } catch (PackageManagerException e) { 10717 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10718 return false; 10719 } 10720 10721 // writer 10722 synchronized (mPackages) { 10723 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10724 updatePermissionsLPw(newPkg.packageName, newPkg, 10725 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10726 if (applyUserRestrictions) { 10727 if (DEBUG_REMOVE) { 10728 Slog.d(TAG, "Propagating install state across reinstall"); 10729 } 10730 for (int i = 0; i < allUserHandles.length; i++) { 10731 if (DEBUG_REMOVE) { 10732 Slog.d(TAG, " user " + allUserHandles[i] 10733 + " => " + perUserInstalled[i]); 10734 } 10735 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10736 } 10737 // Regardless of writeSettings we need to ensure that this restriction 10738 // state propagation is persisted 10739 mSettings.writeAllUsersPackageRestrictionsLPr(); 10740 } 10741 // can downgrade to reader here 10742 if (writeSettings) { 10743 mSettings.writeLPr(); 10744 } 10745 } 10746 return true; 10747 } 10748 10749 private boolean deleteInstalledPackageLI(PackageSetting ps, 10750 boolean deleteCodeAndResources, int flags, 10751 int[] allUserHandles, boolean[] perUserInstalled, 10752 PackageRemovedInfo outInfo, boolean writeSettings) { 10753 if (outInfo != null) { 10754 outInfo.uid = ps.appId; 10755 } 10756 10757 // Delete package data from internal structures and also remove data if flag is set 10758 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10759 10760 // Delete application code and resources 10761 if (deleteCodeAndResources && (outInfo != null)) { 10762 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10763 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10764 getAppDexInstructionSets(ps)); 10765 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10766 } 10767 return true; 10768 } 10769 10770 @Override 10771 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10772 int userId) { 10773 mContext.enforceCallingOrSelfPermission( 10774 android.Manifest.permission.DELETE_PACKAGES, null); 10775 synchronized (mPackages) { 10776 PackageSetting ps = mSettings.mPackages.get(packageName); 10777 if (ps == null) { 10778 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10779 return false; 10780 } 10781 if (!ps.getInstalled(userId)) { 10782 // Can't block uninstall for an app that is not installed or enabled. 10783 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10784 return false; 10785 } 10786 ps.setBlockUninstall(blockUninstall, userId); 10787 mSettings.writePackageRestrictionsLPr(userId); 10788 } 10789 return true; 10790 } 10791 10792 @Override 10793 public boolean getBlockUninstallForUser(String packageName, int userId) { 10794 synchronized (mPackages) { 10795 PackageSetting ps = mSettings.mPackages.get(packageName); 10796 if (ps == null) { 10797 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10798 return false; 10799 } 10800 return ps.getBlockUninstall(userId); 10801 } 10802 } 10803 10804 /* 10805 * This method handles package deletion in general 10806 */ 10807 private boolean deletePackageLI(String packageName, UserHandle user, 10808 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10809 int flags, PackageRemovedInfo outInfo, 10810 boolean writeSettings) { 10811 if (packageName == null) { 10812 Slog.w(TAG, "Attempt to delete null packageName."); 10813 return false; 10814 } 10815 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10816 PackageSetting ps; 10817 boolean dataOnly = false; 10818 int removeUser = -1; 10819 int appId = -1; 10820 synchronized (mPackages) { 10821 ps = mSettings.mPackages.get(packageName); 10822 if (ps == null) { 10823 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10824 return false; 10825 } 10826 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10827 && user.getIdentifier() != UserHandle.USER_ALL) { 10828 // The caller is asking that the package only be deleted for a single 10829 // user. To do this, we just mark its uninstalled state and delete 10830 // its data. If this is a system app, we only allow this to happen if 10831 // they have set the special DELETE_SYSTEM_APP which requests different 10832 // semantics than normal for uninstalling system apps. 10833 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10834 ps.setUserState(user.getIdentifier(), 10835 COMPONENT_ENABLED_STATE_DEFAULT, 10836 false, //installed 10837 true, //stopped 10838 true, //notLaunched 10839 false, //hidden 10840 null, null, null, 10841 false // blockUninstall 10842 ); 10843 if (!isSystemApp(ps)) { 10844 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10845 // Other user still have this package installed, so all 10846 // we need to do is clear this user's data and save that 10847 // it is uninstalled. 10848 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10849 removeUser = user.getIdentifier(); 10850 appId = ps.appId; 10851 mSettings.writePackageRestrictionsLPr(removeUser); 10852 } else { 10853 // We need to set it back to 'installed' so the uninstall 10854 // broadcasts will be sent correctly. 10855 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10856 ps.setInstalled(true, user.getIdentifier()); 10857 } 10858 } else { 10859 // This is a system app, so we assume that the 10860 // other users still have this package installed, so all 10861 // we need to do is clear this user's data and save that 10862 // it is uninstalled. 10863 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10864 removeUser = user.getIdentifier(); 10865 appId = ps.appId; 10866 mSettings.writePackageRestrictionsLPr(removeUser); 10867 } 10868 } 10869 } 10870 10871 if (removeUser >= 0) { 10872 // From above, we determined that we are deleting this only 10873 // for a single user. Continue the work here. 10874 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10875 if (outInfo != null) { 10876 outInfo.removedPackage = packageName; 10877 outInfo.removedAppId = appId; 10878 outInfo.removedUsers = new int[] {removeUser}; 10879 } 10880 mInstaller.clearUserData(packageName, removeUser); 10881 removeKeystoreDataIfNeeded(removeUser, appId); 10882 schedulePackageCleaning(packageName, removeUser, false); 10883 return true; 10884 } 10885 10886 if (dataOnly) { 10887 // Delete application data first 10888 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10889 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10890 return true; 10891 } 10892 10893 boolean ret = false; 10894 if (isSystemApp(ps)) { 10895 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10896 // When an updated system application is deleted we delete the existing resources as well and 10897 // fall back to existing code in system partition 10898 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10899 flags, outInfo, writeSettings); 10900 } else { 10901 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10902 // Kill application pre-emptively especially for apps on sd. 10903 killApplication(packageName, ps.appId, "uninstall pkg"); 10904 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10905 allUserHandles, perUserInstalled, 10906 outInfo, writeSettings); 10907 } 10908 10909 return ret; 10910 } 10911 10912 private final class ClearStorageConnection implements ServiceConnection { 10913 IMediaContainerService mContainerService; 10914 10915 @Override 10916 public void onServiceConnected(ComponentName name, IBinder service) { 10917 synchronized (this) { 10918 mContainerService = IMediaContainerService.Stub.asInterface(service); 10919 notifyAll(); 10920 } 10921 } 10922 10923 @Override 10924 public void onServiceDisconnected(ComponentName name) { 10925 } 10926 } 10927 10928 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10929 final boolean mounted; 10930 if (Environment.isExternalStorageEmulated()) { 10931 mounted = true; 10932 } else { 10933 final String status = Environment.getExternalStorageState(); 10934 10935 mounted = status.equals(Environment.MEDIA_MOUNTED) 10936 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10937 } 10938 10939 if (!mounted) { 10940 return; 10941 } 10942 10943 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10944 int[] users; 10945 if (userId == UserHandle.USER_ALL) { 10946 users = sUserManager.getUserIds(); 10947 } else { 10948 users = new int[] { userId }; 10949 } 10950 final ClearStorageConnection conn = new ClearStorageConnection(); 10951 if (mContext.bindServiceAsUser( 10952 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10953 try { 10954 for (int curUser : users) { 10955 long timeout = SystemClock.uptimeMillis() + 5000; 10956 synchronized (conn) { 10957 long now = SystemClock.uptimeMillis(); 10958 while (conn.mContainerService == null && now < timeout) { 10959 try { 10960 conn.wait(timeout - now); 10961 } catch (InterruptedException e) { 10962 } 10963 } 10964 } 10965 if (conn.mContainerService == null) { 10966 return; 10967 } 10968 10969 final UserEnvironment userEnv = new UserEnvironment(curUser); 10970 clearDirectory(conn.mContainerService, 10971 userEnv.buildExternalStorageAppCacheDirs(packageName)); 10972 if (allData) { 10973 clearDirectory(conn.mContainerService, 10974 userEnv.buildExternalStorageAppDataDirs(packageName)); 10975 clearDirectory(conn.mContainerService, 10976 userEnv.buildExternalStorageAppMediaDirs(packageName)); 10977 } 10978 } 10979 } finally { 10980 mContext.unbindService(conn); 10981 } 10982 } 10983 } 10984 10985 @Override 10986 public void clearApplicationUserData(final String packageName, 10987 final IPackageDataObserver observer, final int userId) { 10988 mContext.enforceCallingOrSelfPermission( 10989 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 10990 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 10991 // Queue up an async operation since the package deletion may take a little while. 10992 mHandler.post(new Runnable() { 10993 public void run() { 10994 mHandler.removeCallbacks(this); 10995 final boolean succeeded; 10996 synchronized (mInstallLock) { 10997 succeeded = clearApplicationUserDataLI(packageName, userId); 10998 } 10999 clearExternalStorageDataSync(packageName, userId, true); 11000 if (succeeded) { 11001 // invoke DeviceStorageMonitor's update method to clear any notifications 11002 DeviceStorageMonitorInternal 11003 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11004 if (dsm != null) { 11005 dsm.checkMemory(); 11006 } 11007 } 11008 if(observer != null) { 11009 try { 11010 observer.onRemoveCompleted(packageName, succeeded); 11011 } catch (RemoteException e) { 11012 Log.i(TAG, "Observer no longer exists."); 11013 } 11014 } //end if observer 11015 } //end run 11016 }); 11017 } 11018 11019 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11020 if (packageName == null) { 11021 Slog.w(TAG, "Attempt to delete null packageName."); 11022 return false; 11023 } 11024 11025 // Try finding details about the requested package 11026 PackageParser.Package pkg; 11027 synchronized (mPackages) { 11028 pkg = mPackages.get(packageName); 11029 if (pkg == null) { 11030 final PackageSetting ps = mSettings.mPackages.get(packageName); 11031 if (ps != null) { 11032 pkg = ps.pkg; 11033 } 11034 } 11035 } 11036 11037 if (pkg == null) { 11038 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11039 } 11040 11041 // Always delete data directories for package, even if we found no other 11042 // record of app. This helps users recover from UID mismatches without 11043 // resorting to a full data wipe. 11044 int retCode = mInstaller.clearUserData(packageName, userId); 11045 if (retCode < 0) { 11046 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 11047 return false; 11048 } 11049 11050 if (pkg == null) { 11051 return false; 11052 } 11053 11054 if (pkg != null && pkg.applicationInfo != null) { 11055 final int appId = pkg.applicationInfo.uid; 11056 removeKeystoreDataIfNeeded(userId, appId); 11057 } 11058 11059 // Create a native library symlink only if we have native libraries 11060 // and if the native libraries are 32 bit libraries. We do not provide 11061 // this symlink for 64 bit libraries. 11062 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11063 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11064 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11065 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11066 Slog.w(TAG, "Failed linking native library dir"); 11067 return false; 11068 } 11069 } 11070 11071 return true; 11072 } 11073 11074 /** 11075 * Remove entries from the keystore daemon. Will only remove it if the 11076 * {@code appId} is valid. 11077 */ 11078 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11079 if (appId < 0) { 11080 return; 11081 } 11082 11083 final KeyStore keyStore = KeyStore.getInstance(); 11084 if (keyStore != null) { 11085 if (userId == UserHandle.USER_ALL) { 11086 for (final int individual : sUserManager.getUserIds()) { 11087 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11088 } 11089 } else { 11090 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11091 } 11092 } else { 11093 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11094 } 11095 } 11096 11097 @Override 11098 public void deleteApplicationCacheFiles(final String packageName, 11099 final IPackageDataObserver observer) { 11100 mContext.enforceCallingOrSelfPermission( 11101 android.Manifest.permission.DELETE_CACHE_FILES, null); 11102 // Queue up an async operation since the package deletion may take a little while. 11103 final int userId = UserHandle.getCallingUserId(); 11104 mHandler.post(new Runnable() { 11105 public void run() { 11106 mHandler.removeCallbacks(this); 11107 final boolean succeded; 11108 synchronized (mInstallLock) { 11109 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11110 } 11111 clearExternalStorageDataSync(packageName, userId, false); 11112 if(observer != null) { 11113 try { 11114 observer.onRemoveCompleted(packageName, succeded); 11115 } catch (RemoteException e) { 11116 Log.i(TAG, "Observer no longer exists."); 11117 } 11118 } //end if observer 11119 } //end run 11120 }); 11121 } 11122 11123 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11124 if (packageName == null) { 11125 Slog.w(TAG, "Attempt to delete null packageName."); 11126 return false; 11127 } 11128 PackageParser.Package p; 11129 synchronized (mPackages) { 11130 p = mPackages.get(packageName); 11131 } 11132 if (p == null) { 11133 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11134 return false; 11135 } 11136 final ApplicationInfo applicationInfo = p.applicationInfo; 11137 if (applicationInfo == null) { 11138 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11139 return false; 11140 } 11141 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11142 if (retCode < 0) { 11143 Slog.w(TAG, "Couldn't remove cache files for package: " 11144 + packageName + " u" + userId); 11145 return false; 11146 } 11147 return true; 11148 } 11149 11150 @Override 11151 public void getPackageSizeInfo(final String packageName, int userHandle, 11152 final IPackageStatsObserver observer) { 11153 mContext.enforceCallingOrSelfPermission( 11154 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11155 if (packageName == null) { 11156 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11157 } 11158 11159 PackageStats stats = new PackageStats(packageName, userHandle); 11160 11161 /* 11162 * Queue up an async operation since the package measurement may take a 11163 * little while. 11164 */ 11165 Message msg = mHandler.obtainMessage(INIT_COPY); 11166 msg.obj = new MeasureParams(stats, observer); 11167 mHandler.sendMessage(msg); 11168 } 11169 11170 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11171 PackageStats pStats) { 11172 if (packageName == null) { 11173 Slog.w(TAG, "Attempt to get size of null packageName."); 11174 return false; 11175 } 11176 PackageParser.Package p; 11177 boolean dataOnly = false; 11178 String libDirRoot = null; 11179 String asecPath = null; 11180 PackageSetting ps = null; 11181 synchronized (mPackages) { 11182 p = mPackages.get(packageName); 11183 ps = mSettings.mPackages.get(packageName); 11184 if(p == null) { 11185 dataOnly = true; 11186 if((ps == null) || (ps.pkg == null)) { 11187 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11188 return false; 11189 } 11190 p = ps.pkg; 11191 } 11192 if (ps != null) { 11193 libDirRoot = ps.legacyNativeLibraryPathString; 11194 } 11195 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11196 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11197 if (secureContainerId != null) { 11198 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11199 } 11200 } 11201 } 11202 String publicSrcDir = null; 11203 if(!dataOnly) { 11204 final ApplicationInfo applicationInfo = p.applicationInfo; 11205 if (applicationInfo == null) { 11206 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11207 return false; 11208 } 11209 if (isForwardLocked(p)) { 11210 publicSrcDir = applicationInfo.getBaseResourcePath(); 11211 } 11212 } 11213 // TODO: extend to measure size of split APKs 11214 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11215 // not just the first level. 11216 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11217 // just the primary. 11218 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11219 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11220 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11221 if (res < 0) { 11222 return false; 11223 } 11224 11225 // Fix-up for forward-locked applications in ASEC containers. 11226 if (!isExternal(p)) { 11227 pStats.codeSize += pStats.externalCodeSize; 11228 pStats.externalCodeSize = 0L; 11229 } 11230 11231 return true; 11232 } 11233 11234 11235 @Override 11236 public void addPackageToPreferred(String packageName) { 11237 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11238 } 11239 11240 @Override 11241 public void removePackageFromPreferred(String packageName) { 11242 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11243 } 11244 11245 @Override 11246 public List<PackageInfo> getPreferredPackages(int flags) { 11247 return new ArrayList<PackageInfo>(); 11248 } 11249 11250 private int getUidTargetSdkVersionLockedLPr(int uid) { 11251 Object obj = mSettings.getUserIdLPr(uid); 11252 if (obj instanceof SharedUserSetting) { 11253 final SharedUserSetting sus = (SharedUserSetting) obj; 11254 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11255 final Iterator<PackageSetting> it = sus.packages.iterator(); 11256 while (it.hasNext()) { 11257 final PackageSetting ps = it.next(); 11258 if (ps.pkg != null) { 11259 int v = ps.pkg.applicationInfo.targetSdkVersion; 11260 if (v < vers) vers = v; 11261 } 11262 } 11263 return vers; 11264 } else if (obj instanceof PackageSetting) { 11265 final PackageSetting ps = (PackageSetting) obj; 11266 if (ps.pkg != null) { 11267 return ps.pkg.applicationInfo.targetSdkVersion; 11268 } 11269 } 11270 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11271 } 11272 11273 @Override 11274 public void addPreferredActivity(IntentFilter filter, int match, 11275 ComponentName[] set, ComponentName activity, int userId) { 11276 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11277 "Adding preferred"); 11278 } 11279 11280 private void addPreferredActivityInternal(IntentFilter filter, int match, 11281 ComponentName[] set, ComponentName activity, boolean always, int userId, 11282 String opname) { 11283 // writer 11284 int callingUid = Binder.getCallingUid(); 11285 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 11286 if (filter.countActions() == 0) { 11287 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11288 return; 11289 } 11290 synchronized (mPackages) { 11291 if (mContext.checkCallingOrSelfPermission( 11292 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11293 != PackageManager.PERMISSION_GRANTED) { 11294 if (getUidTargetSdkVersionLockedLPr(callingUid) 11295 < Build.VERSION_CODES.FROYO) { 11296 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11297 + callingUid); 11298 return; 11299 } 11300 mContext.enforceCallingOrSelfPermission( 11301 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11302 } 11303 11304 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11305 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11306 + userId + ":"); 11307 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11308 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11309 mSettings.writePackageRestrictionsLPr(userId); 11310 } 11311 } 11312 11313 @Override 11314 public void replacePreferredActivity(IntentFilter filter, int match, 11315 ComponentName[] set, ComponentName activity, int userId) { 11316 if (filter.countActions() != 1) { 11317 throw new IllegalArgumentException( 11318 "replacePreferredActivity expects filter to have only 1 action."); 11319 } 11320 if (filter.countDataAuthorities() != 0 11321 || filter.countDataPaths() != 0 11322 || filter.countDataSchemes() > 1 11323 || filter.countDataTypes() != 0) { 11324 throw new IllegalArgumentException( 11325 "replacePreferredActivity expects filter to have no data authorities, " + 11326 "paths, or types; and at most one scheme."); 11327 } 11328 11329 final int callingUid = Binder.getCallingUid(); 11330 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 11331 synchronized (mPackages) { 11332 if (mContext.checkCallingOrSelfPermission( 11333 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11334 != PackageManager.PERMISSION_GRANTED) { 11335 if (getUidTargetSdkVersionLockedLPr(callingUid) 11336 < Build.VERSION_CODES.FROYO) { 11337 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11338 + Binder.getCallingUid()); 11339 return; 11340 } 11341 mContext.enforceCallingOrSelfPermission( 11342 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11343 } 11344 11345 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11346 if (pir != null) { 11347 // Get all of the existing entries that exactly match this filter. 11348 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11349 if (existing != null && existing.size() == 1) { 11350 PreferredActivity cur = existing.get(0); 11351 if (DEBUG_PREFERRED) { 11352 Slog.i(TAG, "Checking replace of preferred:"); 11353 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11354 if (!cur.mPref.mAlways) { 11355 Slog.i(TAG, " -- CUR; not mAlways!"); 11356 } else { 11357 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11358 Slog.i(TAG, " -- CUR: mSet=" 11359 + Arrays.toString(cur.mPref.mSetComponents)); 11360 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11361 Slog.i(TAG, " -- NEW: mMatch=" 11362 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11363 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11364 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11365 } 11366 } 11367 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11368 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11369 && cur.mPref.sameSet(set)) { 11370 if (DEBUG_PREFERRED) { 11371 Slog.i(TAG, "Replacing with same preferred activity " 11372 + cur.mPref.mShortComponent + " for user " 11373 + userId + ":"); 11374 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11375 } else { 11376 Slog.i(TAG, "Replacing with same preferred activity " 11377 + cur.mPref.mShortComponent + " for user " 11378 + userId); 11379 } 11380 return; 11381 } 11382 } 11383 11384 if (existing != null) { 11385 if (DEBUG_PREFERRED) { 11386 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11387 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11388 } 11389 for (int i = 0; i < existing.size(); i++) { 11390 PreferredActivity pa = existing.get(i); 11391 if (DEBUG_PREFERRED) { 11392 Slog.i(TAG, "Removing existing preferred activity " 11393 + pa.mPref.mComponent + ":"); 11394 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11395 } 11396 pir.removeFilter(pa); 11397 } 11398 } 11399 } 11400 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11401 "Replacing preferred"); 11402 } 11403 } 11404 11405 @Override 11406 public void clearPackagePreferredActivities(String packageName) { 11407 final int uid = Binder.getCallingUid(); 11408 // writer 11409 synchronized (mPackages) { 11410 PackageParser.Package pkg = mPackages.get(packageName); 11411 if (pkg == null || pkg.applicationInfo.uid != uid) { 11412 if (mContext.checkCallingOrSelfPermission( 11413 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11414 != PackageManager.PERMISSION_GRANTED) { 11415 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11416 < Build.VERSION_CODES.FROYO) { 11417 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11418 + Binder.getCallingUid()); 11419 return; 11420 } 11421 mContext.enforceCallingOrSelfPermission( 11422 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11423 } 11424 } 11425 11426 int user = UserHandle.getCallingUserId(); 11427 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11428 mSettings.writePackageRestrictionsLPr(user); 11429 scheduleWriteSettingsLocked(); 11430 } 11431 } 11432 } 11433 11434 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11435 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11436 ArrayList<PreferredActivity> removed = null; 11437 boolean changed = false; 11438 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11439 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11440 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11441 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11442 continue; 11443 } 11444 Iterator<PreferredActivity> it = pir.filterIterator(); 11445 while (it.hasNext()) { 11446 PreferredActivity pa = it.next(); 11447 // Mark entry for removal only if it matches the package name 11448 // and the entry is of type "always". 11449 if (packageName == null || 11450 (pa.mPref.mComponent.getPackageName().equals(packageName) 11451 && pa.mPref.mAlways)) { 11452 if (removed == null) { 11453 removed = new ArrayList<PreferredActivity>(); 11454 } 11455 removed.add(pa); 11456 } 11457 } 11458 if (removed != null) { 11459 for (int j=0; j<removed.size(); j++) { 11460 PreferredActivity pa = removed.get(j); 11461 pir.removeFilter(pa); 11462 } 11463 changed = true; 11464 } 11465 } 11466 return changed; 11467 } 11468 11469 @Override 11470 public void resetPreferredActivities(int userId) { 11471 /* TODO: Actually use userId. Why is it being passed in? */ 11472 mContext.enforceCallingOrSelfPermission( 11473 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11474 // writer 11475 synchronized (mPackages) { 11476 int user = UserHandle.getCallingUserId(); 11477 clearPackagePreferredActivitiesLPw(null, user); 11478 mSettings.readDefaultPreferredAppsLPw(this, user); 11479 mSettings.writePackageRestrictionsLPr(user); 11480 scheduleWriteSettingsLocked(); 11481 } 11482 } 11483 11484 @Override 11485 public int getPreferredActivities(List<IntentFilter> outFilters, 11486 List<ComponentName> outActivities, String packageName) { 11487 11488 int num = 0; 11489 final int userId = UserHandle.getCallingUserId(); 11490 // reader 11491 synchronized (mPackages) { 11492 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11493 if (pir != null) { 11494 final Iterator<PreferredActivity> it = pir.filterIterator(); 11495 while (it.hasNext()) { 11496 final PreferredActivity pa = it.next(); 11497 if (packageName == null 11498 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11499 && pa.mPref.mAlways)) { 11500 if (outFilters != null) { 11501 outFilters.add(new IntentFilter(pa)); 11502 } 11503 if (outActivities != null) { 11504 outActivities.add(pa.mPref.mComponent); 11505 } 11506 } 11507 } 11508 } 11509 } 11510 11511 return num; 11512 } 11513 11514 @Override 11515 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11516 int userId) { 11517 int callingUid = Binder.getCallingUid(); 11518 if (callingUid != Process.SYSTEM_UID) { 11519 throw new SecurityException( 11520 "addPersistentPreferredActivity can only be run by the system"); 11521 } 11522 if (filter.countActions() == 0) { 11523 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11524 return; 11525 } 11526 synchronized (mPackages) { 11527 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11528 " :"); 11529 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11530 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11531 new PersistentPreferredActivity(filter, activity)); 11532 mSettings.writePackageRestrictionsLPr(userId); 11533 } 11534 } 11535 11536 @Override 11537 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11538 int callingUid = Binder.getCallingUid(); 11539 if (callingUid != Process.SYSTEM_UID) { 11540 throw new SecurityException( 11541 "clearPackagePersistentPreferredActivities can only be run by the system"); 11542 } 11543 ArrayList<PersistentPreferredActivity> removed = null; 11544 boolean changed = false; 11545 synchronized (mPackages) { 11546 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11547 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11548 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11549 .valueAt(i); 11550 if (userId != thisUserId) { 11551 continue; 11552 } 11553 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11554 while (it.hasNext()) { 11555 PersistentPreferredActivity ppa = it.next(); 11556 // Mark entry for removal only if it matches the package name. 11557 if (ppa.mComponent.getPackageName().equals(packageName)) { 11558 if (removed == null) { 11559 removed = new ArrayList<PersistentPreferredActivity>(); 11560 } 11561 removed.add(ppa); 11562 } 11563 } 11564 if (removed != null) { 11565 for (int j=0; j<removed.size(); j++) { 11566 PersistentPreferredActivity ppa = removed.get(j); 11567 ppir.removeFilter(ppa); 11568 } 11569 changed = true; 11570 } 11571 } 11572 11573 if (changed) { 11574 mSettings.writePackageRestrictionsLPr(userId); 11575 } 11576 } 11577 } 11578 11579 @Override 11580 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11581 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11582 mContext.enforceCallingOrSelfPermission( 11583 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11584 int callingUid = Binder.getCallingUid(); 11585 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11586 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11587 if (intentFilter.countActions() == 0) { 11588 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11589 return; 11590 } 11591 synchronized (mPackages) { 11592 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11593 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11594 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11595 mSettings.writePackageRestrictionsLPr(sourceUserId); 11596 } 11597 } 11598 11599 @Override 11600 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11601 int ownerUserId) { 11602 mContext.enforceCallingOrSelfPermission( 11603 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11604 int callingUid = Binder.getCallingUid(); 11605 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11606 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11607 int callingUserId = UserHandle.getUserId(callingUid); 11608 synchronized (mPackages) { 11609 CrossProfileIntentResolver resolver = 11610 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11611 HashSet<CrossProfileIntentFilter> set = 11612 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11613 for (CrossProfileIntentFilter filter : set) { 11614 if (filter.getOwnerPackage().equals(ownerPackage) 11615 && filter.getOwnerUserId() == callingUserId) { 11616 resolver.removeFilter(filter); 11617 } 11618 } 11619 mSettings.writePackageRestrictionsLPr(sourceUserId); 11620 } 11621 } 11622 11623 // Enforcing that callingUid is owning pkg on userId 11624 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11625 // The system owns everything. 11626 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11627 return; 11628 } 11629 int callingUserId = UserHandle.getUserId(callingUid); 11630 if (callingUserId != userId) { 11631 throw new SecurityException("calling uid " + callingUid 11632 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11633 + callingUserId); 11634 } 11635 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11636 if (pi == null) { 11637 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11638 + callingUserId); 11639 } 11640 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11641 throw new SecurityException("Calling uid " + callingUid 11642 + " does not own package " + pkg); 11643 } 11644 } 11645 11646 @Override 11647 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11648 Intent intent = new Intent(Intent.ACTION_MAIN); 11649 intent.addCategory(Intent.CATEGORY_HOME); 11650 11651 final int callingUserId = UserHandle.getCallingUserId(); 11652 List<ResolveInfo> list = queryIntentActivities(intent, null, 11653 PackageManager.GET_META_DATA, callingUserId); 11654 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11655 true, false, false, callingUserId); 11656 11657 allHomeCandidates.clear(); 11658 if (list != null) { 11659 for (ResolveInfo ri : list) { 11660 allHomeCandidates.add(ri); 11661 } 11662 } 11663 return (preferred == null || preferred.activityInfo == null) 11664 ? null 11665 : new ComponentName(preferred.activityInfo.packageName, 11666 preferred.activityInfo.name); 11667 } 11668 11669 @Override 11670 public void setApplicationEnabledSetting(String appPackageName, 11671 int newState, int flags, int userId, String callingPackage) { 11672 if (!sUserManager.exists(userId)) return; 11673 if (callingPackage == null) { 11674 callingPackage = Integer.toString(Binder.getCallingUid()); 11675 } 11676 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11677 } 11678 11679 @Override 11680 public void setComponentEnabledSetting(ComponentName componentName, 11681 int newState, int flags, int userId) { 11682 if (!sUserManager.exists(userId)) return; 11683 setEnabledSetting(componentName.getPackageName(), 11684 componentName.getClassName(), newState, flags, userId, null); 11685 } 11686 11687 private void setEnabledSetting(final String packageName, String className, int newState, 11688 final int flags, int userId, String callingPackage) { 11689 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11690 || newState == COMPONENT_ENABLED_STATE_ENABLED 11691 || newState == COMPONENT_ENABLED_STATE_DISABLED 11692 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11693 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11694 throw new IllegalArgumentException("Invalid new component state: " 11695 + newState); 11696 } 11697 PackageSetting pkgSetting; 11698 final int uid = Binder.getCallingUid(); 11699 final int permission = mContext.checkCallingOrSelfPermission( 11700 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11701 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 11702 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11703 boolean sendNow = false; 11704 boolean isApp = (className == null); 11705 String componentName = isApp ? packageName : className; 11706 int packageUid = -1; 11707 ArrayList<String> components; 11708 11709 // writer 11710 synchronized (mPackages) { 11711 pkgSetting = mSettings.mPackages.get(packageName); 11712 if (pkgSetting == null) { 11713 if (className == null) { 11714 throw new IllegalArgumentException( 11715 "Unknown package: " + packageName); 11716 } 11717 throw new IllegalArgumentException( 11718 "Unknown component: " + packageName 11719 + "/" + className); 11720 } 11721 // Allow root and verify that userId is not being specified by a different user 11722 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11723 throw new SecurityException( 11724 "Permission Denial: attempt to change component state from pid=" 11725 + Binder.getCallingPid() 11726 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11727 } 11728 if (className == null) { 11729 // We're dealing with an application/package level state change 11730 if (pkgSetting.getEnabled(userId) == newState) { 11731 // Nothing to do 11732 return; 11733 } 11734 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11735 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11736 // Don't care about who enables an app. 11737 callingPackage = null; 11738 } 11739 pkgSetting.setEnabled(newState, userId, callingPackage); 11740 // pkgSetting.pkg.mSetEnabled = newState; 11741 } else { 11742 // We're dealing with a component level state change 11743 // First, verify that this is a valid class name. 11744 PackageParser.Package pkg = pkgSetting.pkg; 11745 if (pkg == null || !pkg.hasComponentClassName(className)) { 11746 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11747 throw new IllegalArgumentException("Component class " + className 11748 + " does not exist in " + packageName); 11749 } else { 11750 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11751 + className + " does not exist in " + packageName); 11752 } 11753 } 11754 switch (newState) { 11755 case COMPONENT_ENABLED_STATE_ENABLED: 11756 if (!pkgSetting.enableComponentLPw(className, userId)) { 11757 return; 11758 } 11759 break; 11760 case COMPONENT_ENABLED_STATE_DISABLED: 11761 if (!pkgSetting.disableComponentLPw(className, userId)) { 11762 return; 11763 } 11764 break; 11765 case COMPONENT_ENABLED_STATE_DEFAULT: 11766 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11767 return; 11768 } 11769 break; 11770 default: 11771 Slog.e(TAG, "Invalid new component state: " + newState); 11772 return; 11773 } 11774 } 11775 mSettings.writePackageRestrictionsLPr(userId); 11776 components = mPendingBroadcasts.get(userId, packageName); 11777 final boolean newPackage = components == null; 11778 if (newPackage) { 11779 components = new ArrayList<String>(); 11780 } 11781 if (!components.contains(componentName)) { 11782 components.add(componentName); 11783 } 11784 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11785 sendNow = true; 11786 // Purge entry from pending broadcast list if another one exists already 11787 // since we are sending one right away. 11788 mPendingBroadcasts.remove(userId, packageName); 11789 } else { 11790 if (newPackage) { 11791 mPendingBroadcasts.put(userId, packageName, components); 11792 } 11793 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11794 // Schedule a message 11795 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11796 } 11797 } 11798 } 11799 11800 long callingId = Binder.clearCallingIdentity(); 11801 try { 11802 if (sendNow) { 11803 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11804 sendPackageChangedBroadcast(packageName, 11805 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11806 } 11807 } finally { 11808 Binder.restoreCallingIdentity(callingId); 11809 } 11810 } 11811 11812 private void sendPackageChangedBroadcast(String packageName, 11813 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11814 if (DEBUG_INSTALL) 11815 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11816 + componentNames); 11817 Bundle extras = new Bundle(4); 11818 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11819 String nameList[] = new String[componentNames.size()]; 11820 componentNames.toArray(nameList); 11821 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11822 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11823 extras.putInt(Intent.EXTRA_UID, packageUid); 11824 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11825 new int[] {UserHandle.getUserId(packageUid)}); 11826 } 11827 11828 @Override 11829 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11830 if (!sUserManager.exists(userId)) return; 11831 final int uid = Binder.getCallingUid(); 11832 final int permission = mContext.checkCallingOrSelfPermission( 11833 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11834 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11835 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 11836 // writer 11837 synchronized (mPackages) { 11838 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11839 uid, userId)) { 11840 scheduleWritePackageRestrictionsLocked(userId); 11841 } 11842 } 11843 } 11844 11845 @Override 11846 public String getInstallerPackageName(String packageName) { 11847 // reader 11848 synchronized (mPackages) { 11849 return mSettings.getInstallerPackageNameLPr(packageName); 11850 } 11851 } 11852 11853 @Override 11854 public int getApplicationEnabledSetting(String packageName, int userId) { 11855 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11856 int uid = Binder.getCallingUid(); 11857 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 11858 // reader 11859 synchronized (mPackages) { 11860 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11861 } 11862 } 11863 11864 @Override 11865 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11866 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11867 int uid = Binder.getCallingUid(); 11868 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 11869 // reader 11870 synchronized (mPackages) { 11871 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11872 } 11873 } 11874 11875 @Override 11876 public void enterSafeMode() { 11877 enforceSystemOrRoot("Only the system can request entering safe mode"); 11878 11879 if (!mSystemReady) { 11880 mSafeMode = true; 11881 } 11882 } 11883 11884 @Override 11885 public void systemReady() { 11886 mSystemReady = true; 11887 11888 // Read the compatibilty setting when the system is ready. 11889 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11890 mContext.getContentResolver(), 11891 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11892 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11893 if (DEBUG_SETTINGS) { 11894 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11895 } 11896 11897 synchronized (mPackages) { 11898 // Verify that all of the preferred activity components actually 11899 // exist. It is possible for applications to be updated and at 11900 // that point remove a previously declared activity component that 11901 // had been set as a preferred activity. We try to clean this up 11902 // the next time we encounter that preferred activity, but it is 11903 // possible for the user flow to never be able to return to that 11904 // situation so here we do a sanity check to make sure we haven't 11905 // left any junk around. 11906 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11907 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11908 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11909 removed.clear(); 11910 for (PreferredActivity pa : pir.filterSet()) { 11911 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11912 removed.add(pa); 11913 } 11914 } 11915 if (removed.size() > 0) { 11916 for (int r=0; r<removed.size(); r++) { 11917 PreferredActivity pa = removed.get(r); 11918 Slog.w(TAG, "Removing dangling preferred activity: " 11919 + pa.mPref.mComponent); 11920 pir.removeFilter(pa); 11921 } 11922 mSettings.writePackageRestrictionsLPr( 11923 mSettings.mPreferredActivities.keyAt(i)); 11924 } 11925 } 11926 } 11927 sUserManager.systemReady(); 11928 11929 // Kick off any messages waiting for system ready 11930 if (mPostSystemReadyMessages != null) { 11931 for (Message msg : mPostSystemReadyMessages) { 11932 msg.sendToTarget(); 11933 } 11934 mPostSystemReadyMessages = null; 11935 } 11936 } 11937 11938 @Override 11939 public boolean isSafeMode() { 11940 return mSafeMode; 11941 } 11942 11943 @Override 11944 public boolean hasSystemUidErrors() { 11945 return mHasSystemUidErrors; 11946 } 11947 11948 static String arrayToString(int[] array) { 11949 StringBuffer buf = new StringBuffer(128); 11950 buf.append('['); 11951 if (array != null) { 11952 for (int i=0; i<array.length; i++) { 11953 if (i > 0) buf.append(", "); 11954 buf.append(array[i]); 11955 } 11956 } 11957 buf.append(']'); 11958 return buf.toString(); 11959 } 11960 11961 static class DumpState { 11962 public static final int DUMP_LIBS = 1 << 0; 11963 public static final int DUMP_FEATURES = 1 << 1; 11964 public static final int DUMP_RESOLVERS = 1 << 2; 11965 public static final int DUMP_PERMISSIONS = 1 << 3; 11966 public static final int DUMP_PACKAGES = 1 << 4; 11967 public static final int DUMP_SHARED_USERS = 1 << 5; 11968 public static final int DUMP_MESSAGES = 1 << 6; 11969 public static final int DUMP_PROVIDERS = 1 << 7; 11970 public static final int DUMP_VERIFIERS = 1 << 8; 11971 public static final int DUMP_PREFERRED = 1 << 9; 11972 public static final int DUMP_PREFERRED_XML = 1 << 10; 11973 public static final int DUMP_KEYSETS = 1 << 11; 11974 public static final int DUMP_VERSION = 1 << 12; 11975 public static final int DUMP_INSTALLS = 1 << 13; 11976 11977 public static final int OPTION_SHOW_FILTERS = 1 << 0; 11978 11979 private int mTypes; 11980 11981 private int mOptions; 11982 11983 private boolean mTitlePrinted; 11984 11985 private SharedUserSetting mSharedUser; 11986 11987 public boolean isDumping(int type) { 11988 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 11989 return true; 11990 } 11991 11992 return (mTypes & type) != 0; 11993 } 11994 11995 public void setDump(int type) { 11996 mTypes |= type; 11997 } 11998 11999 public boolean isOptionEnabled(int option) { 12000 return (mOptions & option) != 0; 12001 } 12002 12003 public void setOptionEnabled(int option) { 12004 mOptions |= option; 12005 } 12006 12007 public boolean onTitlePrinted() { 12008 final boolean printed = mTitlePrinted; 12009 mTitlePrinted = true; 12010 return printed; 12011 } 12012 12013 public boolean getTitlePrinted() { 12014 return mTitlePrinted; 12015 } 12016 12017 public void setTitlePrinted(boolean enabled) { 12018 mTitlePrinted = enabled; 12019 } 12020 12021 public SharedUserSetting getSharedUser() { 12022 return mSharedUser; 12023 } 12024 12025 public void setSharedUser(SharedUserSetting user) { 12026 mSharedUser = user; 12027 } 12028 } 12029 12030 @Override 12031 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12032 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12033 != PackageManager.PERMISSION_GRANTED) { 12034 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12035 + Binder.getCallingPid() 12036 + ", uid=" + Binder.getCallingUid() 12037 + " without permission " 12038 + android.Manifest.permission.DUMP); 12039 return; 12040 } 12041 12042 DumpState dumpState = new DumpState(); 12043 boolean fullPreferred = false; 12044 boolean checkin = false; 12045 12046 String packageName = null; 12047 12048 int opti = 0; 12049 while (opti < args.length) { 12050 String opt = args[opti]; 12051 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12052 break; 12053 } 12054 opti++; 12055 if ("-a".equals(opt)) { 12056 // Right now we only know how to print all. 12057 } else if ("-h".equals(opt)) { 12058 pw.println("Package manager dump options:"); 12059 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12060 pw.println(" --checkin: dump for a checkin"); 12061 pw.println(" -f: print details of intent filters"); 12062 pw.println(" -h: print this help"); 12063 pw.println(" cmd may be one of:"); 12064 pw.println(" l[ibraries]: list known shared libraries"); 12065 pw.println(" f[ibraries]: list device features"); 12066 pw.println(" k[eysets]: print known keysets"); 12067 pw.println(" r[esolvers]: dump intent resolvers"); 12068 pw.println(" perm[issions]: dump permissions"); 12069 pw.println(" pref[erred]: print preferred package settings"); 12070 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12071 pw.println(" prov[iders]: dump content providers"); 12072 pw.println(" p[ackages]: dump installed packages"); 12073 pw.println(" s[hared-users]: dump shared user IDs"); 12074 pw.println(" m[essages]: print collected runtime messages"); 12075 pw.println(" v[erifiers]: print package verifier info"); 12076 pw.println(" version: print database version info"); 12077 pw.println(" write: write current settings now"); 12078 pw.println(" <package.name>: info about given package"); 12079 pw.println(" installs: details about install sessions"); 12080 return; 12081 } else if ("--checkin".equals(opt)) { 12082 checkin = true; 12083 } else if ("-f".equals(opt)) { 12084 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12085 } else { 12086 pw.println("Unknown argument: " + opt + "; use -h for help"); 12087 } 12088 } 12089 12090 // Is the caller requesting to dump a particular piece of data? 12091 if (opti < args.length) { 12092 String cmd = args[opti]; 12093 opti++; 12094 // Is this a package name? 12095 if ("android".equals(cmd) || cmd.contains(".")) { 12096 packageName = cmd; 12097 // When dumping a single package, we always dump all of its 12098 // filter information since the amount of data will be reasonable. 12099 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12100 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12101 dumpState.setDump(DumpState.DUMP_LIBS); 12102 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12103 dumpState.setDump(DumpState.DUMP_FEATURES); 12104 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12105 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12106 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12107 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12108 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12109 dumpState.setDump(DumpState.DUMP_PREFERRED); 12110 } else if ("preferred-xml".equals(cmd)) { 12111 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12112 if (opti < args.length && "--full".equals(args[opti])) { 12113 fullPreferred = true; 12114 opti++; 12115 } 12116 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12117 dumpState.setDump(DumpState.DUMP_PACKAGES); 12118 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12119 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12120 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12121 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12122 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12123 dumpState.setDump(DumpState.DUMP_MESSAGES); 12124 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12125 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12126 } else if ("version".equals(cmd)) { 12127 dumpState.setDump(DumpState.DUMP_VERSION); 12128 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12129 dumpState.setDump(DumpState.DUMP_KEYSETS); 12130 } else if ("installs".equals(cmd)) { 12131 dumpState.setDump(DumpState.DUMP_INSTALLS); 12132 } else if ("write".equals(cmd)) { 12133 synchronized (mPackages) { 12134 mSettings.writeLPr(); 12135 pw.println("Settings written."); 12136 return; 12137 } 12138 } 12139 } 12140 12141 if (checkin) { 12142 pw.println("vers,1"); 12143 } 12144 12145 // reader 12146 synchronized (mPackages) { 12147 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12148 if (!checkin) { 12149 if (dumpState.onTitlePrinted()) 12150 pw.println(); 12151 pw.println("Database versions:"); 12152 pw.print(" SDK Version:"); 12153 pw.print(" internal="); 12154 pw.print(mSettings.mInternalSdkPlatform); 12155 pw.print(" external="); 12156 pw.println(mSettings.mExternalSdkPlatform); 12157 pw.print(" DB Version:"); 12158 pw.print(" internal="); 12159 pw.print(mSettings.mInternalDatabaseVersion); 12160 pw.print(" external="); 12161 pw.println(mSettings.mExternalDatabaseVersion); 12162 } 12163 } 12164 12165 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12166 if (!checkin) { 12167 if (dumpState.onTitlePrinted()) 12168 pw.println(); 12169 pw.println("Verifiers:"); 12170 pw.print(" Required: "); 12171 pw.print(mRequiredVerifierPackage); 12172 pw.print(" (uid="); 12173 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12174 pw.println(")"); 12175 } else if (mRequiredVerifierPackage != null) { 12176 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12177 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12178 } 12179 } 12180 12181 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12182 boolean printedHeader = false; 12183 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12184 while (it.hasNext()) { 12185 String name = it.next(); 12186 SharedLibraryEntry ent = mSharedLibraries.get(name); 12187 if (!checkin) { 12188 if (!printedHeader) { 12189 if (dumpState.onTitlePrinted()) 12190 pw.println(); 12191 pw.println("Libraries:"); 12192 printedHeader = true; 12193 } 12194 pw.print(" "); 12195 } else { 12196 pw.print("lib,"); 12197 } 12198 pw.print(name); 12199 if (!checkin) { 12200 pw.print(" -> "); 12201 } 12202 if (ent.path != null) { 12203 if (!checkin) { 12204 pw.print("(jar) "); 12205 pw.print(ent.path); 12206 } else { 12207 pw.print(",jar,"); 12208 pw.print(ent.path); 12209 } 12210 } else { 12211 if (!checkin) { 12212 pw.print("(apk) "); 12213 pw.print(ent.apk); 12214 } else { 12215 pw.print(",apk,"); 12216 pw.print(ent.apk); 12217 } 12218 } 12219 pw.println(); 12220 } 12221 } 12222 12223 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12224 if (dumpState.onTitlePrinted()) 12225 pw.println(); 12226 if (!checkin) { 12227 pw.println("Features:"); 12228 } 12229 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12230 while (it.hasNext()) { 12231 String name = it.next(); 12232 if (!checkin) { 12233 pw.print(" "); 12234 } else { 12235 pw.print("feat,"); 12236 } 12237 pw.println(name); 12238 } 12239 } 12240 12241 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12242 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12243 : "Activity Resolver Table:", " ", packageName, 12244 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12245 dumpState.setTitlePrinted(true); 12246 } 12247 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12248 : "Receiver Resolver Table:", " ", packageName, 12249 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12250 dumpState.setTitlePrinted(true); 12251 } 12252 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12253 : "Service Resolver Table:", " ", packageName, 12254 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12255 dumpState.setTitlePrinted(true); 12256 } 12257 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12258 : "Provider Resolver Table:", " ", packageName, 12259 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12260 dumpState.setTitlePrinted(true); 12261 } 12262 } 12263 12264 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12265 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12266 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12267 int user = mSettings.mPreferredActivities.keyAt(i); 12268 if (pir.dump(pw, 12269 dumpState.getTitlePrinted() 12270 ? "\nPreferred Activities User " + user + ":" 12271 : "Preferred Activities User " + user + ":", " ", 12272 packageName, true)) { 12273 dumpState.setTitlePrinted(true); 12274 } 12275 } 12276 } 12277 12278 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12279 pw.flush(); 12280 FileOutputStream fout = new FileOutputStream(fd); 12281 BufferedOutputStream str = new BufferedOutputStream(fout); 12282 XmlSerializer serializer = new FastXmlSerializer(); 12283 try { 12284 serializer.setOutput(str, "utf-8"); 12285 serializer.startDocument(null, true); 12286 serializer.setFeature( 12287 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12288 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12289 serializer.endDocument(); 12290 serializer.flush(); 12291 } catch (IllegalArgumentException e) { 12292 pw.println("Failed writing: " + e); 12293 } catch (IllegalStateException e) { 12294 pw.println("Failed writing: " + e); 12295 } catch (IOException e) { 12296 pw.println("Failed writing: " + e); 12297 } 12298 } 12299 12300 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12301 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12302 if (packageName == null) { 12303 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12304 if (iperm == 0) { 12305 if (dumpState.onTitlePrinted()) 12306 pw.println(); 12307 pw.println("AppOp Permissions:"); 12308 } 12309 pw.print(" AppOp Permission "); 12310 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12311 pw.println(":"); 12312 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12313 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12314 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12315 } 12316 } 12317 } 12318 } 12319 12320 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12321 boolean printedSomething = false; 12322 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12323 if (packageName != null && !packageName.equals(p.info.packageName)) { 12324 continue; 12325 } 12326 if (!printedSomething) { 12327 if (dumpState.onTitlePrinted()) 12328 pw.println(); 12329 pw.println("Registered ContentProviders:"); 12330 printedSomething = true; 12331 } 12332 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12333 pw.print(" "); pw.println(p.toString()); 12334 } 12335 printedSomething = false; 12336 for (Map.Entry<String, PackageParser.Provider> entry : 12337 mProvidersByAuthority.entrySet()) { 12338 PackageParser.Provider p = entry.getValue(); 12339 if (packageName != null && !packageName.equals(p.info.packageName)) { 12340 continue; 12341 } 12342 if (!printedSomething) { 12343 if (dumpState.onTitlePrinted()) 12344 pw.println(); 12345 pw.println("ContentProvider Authorities:"); 12346 printedSomething = true; 12347 } 12348 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12349 pw.print(" "); pw.println(p.toString()); 12350 if (p.info != null && p.info.applicationInfo != null) { 12351 final String appInfo = p.info.applicationInfo.toString(); 12352 pw.print(" applicationInfo="); pw.println(appInfo); 12353 } 12354 } 12355 } 12356 12357 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12358 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12359 } 12360 12361 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12362 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12363 } 12364 12365 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12366 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12367 } 12368 12369 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 12370 // XXX should handle packageName != null by dumping only install data that 12371 // the given package is involved with. 12372 if (dumpState.onTitlePrinted()) pw.println(); 12373 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12374 } 12375 12376 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12377 if (dumpState.onTitlePrinted()) pw.println(); 12378 mSettings.dumpReadMessagesLPr(pw, dumpState); 12379 12380 pw.println(); 12381 pw.println("Package warning messages:"); 12382 final File fname = getSettingsProblemFile(); 12383 FileInputStream in = null; 12384 try { 12385 in = new FileInputStream(fname); 12386 final int avail = in.available(); 12387 final byte[] data = new byte[avail]; 12388 in.read(data); 12389 pw.print(new String(data)); 12390 } catch (FileNotFoundException e) { 12391 } catch (IOException e) { 12392 } finally { 12393 if (in != null) { 12394 try { 12395 in.close(); 12396 } catch (IOException e) { 12397 } 12398 } 12399 } 12400 } 12401 } 12402 } 12403 12404 // ------- apps on sdcard specific code ------- 12405 static final boolean DEBUG_SD_INSTALL = false; 12406 12407 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12408 12409 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12410 12411 private boolean mMediaMounted = false; 12412 12413 static String getEncryptKey() { 12414 try { 12415 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12416 SD_ENCRYPTION_KEYSTORE_NAME); 12417 if (sdEncKey == null) { 12418 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12419 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12420 if (sdEncKey == null) { 12421 Slog.e(TAG, "Failed to create encryption keys"); 12422 return null; 12423 } 12424 } 12425 return sdEncKey; 12426 } catch (NoSuchAlgorithmException nsae) { 12427 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12428 return null; 12429 } catch (IOException ioe) { 12430 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12431 return null; 12432 } 12433 } 12434 12435 /* 12436 * Update media status on PackageManager. 12437 */ 12438 @Override 12439 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12440 int callingUid = Binder.getCallingUid(); 12441 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12442 throw new SecurityException("Media status can only be updated by the system"); 12443 } 12444 // reader; this apparently protects mMediaMounted, but should probably 12445 // be a different lock in that case. 12446 synchronized (mPackages) { 12447 Log.i(TAG, "Updating external media status from " 12448 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12449 + (mediaStatus ? "mounted" : "unmounted")); 12450 if (DEBUG_SD_INSTALL) 12451 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12452 + ", mMediaMounted=" + mMediaMounted); 12453 if (mediaStatus == mMediaMounted) { 12454 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12455 : 0, -1); 12456 mHandler.sendMessage(msg); 12457 return; 12458 } 12459 mMediaMounted = mediaStatus; 12460 } 12461 // Queue up an async operation since the package installation may take a 12462 // little while. 12463 mHandler.post(new Runnable() { 12464 public void run() { 12465 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12466 } 12467 }); 12468 } 12469 12470 /** 12471 * Called by MountService when the initial ASECs to scan are available. 12472 * Should block until all the ASEC containers are finished being scanned. 12473 */ 12474 public void scanAvailableAsecs() { 12475 updateExternalMediaStatusInner(true, false, false); 12476 if (mShouldRestoreconData) { 12477 SELinuxMMAC.setRestoreconDone(); 12478 mShouldRestoreconData = false; 12479 } 12480 } 12481 12482 /* 12483 * Collect information of applications on external media, map them against 12484 * existing containers and update information based on current mount status. 12485 * Please note that we always have to report status if reportStatus has been 12486 * set to true especially when unloading packages. 12487 */ 12488 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12489 boolean externalStorage) { 12490 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12491 int[] uidArr = EmptyArray.INT; 12492 12493 final String[] list = PackageHelper.getSecureContainerList(); 12494 if (ArrayUtils.isEmpty(list)) { 12495 Log.i(TAG, "No secure containers found"); 12496 } else { 12497 // Process list of secure containers and categorize them 12498 // as active or stale based on their package internal state. 12499 12500 // reader 12501 synchronized (mPackages) { 12502 for (String cid : list) { 12503 // Leave stages untouched for now; installer service owns them 12504 if (PackageInstallerService.isStageName(cid)) continue; 12505 12506 if (DEBUG_SD_INSTALL) 12507 Log.i(TAG, "Processing container " + cid); 12508 String pkgName = getAsecPackageName(cid); 12509 if (pkgName == null) { 12510 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12511 continue; 12512 } 12513 if (DEBUG_SD_INSTALL) 12514 Log.i(TAG, "Looking for pkg : " + pkgName); 12515 12516 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12517 if (ps == null) { 12518 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12519 continue; 12520 } 12521 12522 /* 12523 * Skip packages that are not external if we're unmounting 12524 * external storage. 12525 */ 12526 if (externalStorage && !isMounted && !isExternal(ps)) { 12527 continue; 12528 } 12529 12530 final AsecInstallArgs args = new AsecInstallArgs(cid, 12531 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12532 // The package status is changed only if the code path 12533 // matches between settings and the container id. 12534 if (ps.codePathString != null 12535 && ps.codePathString.startsWith(args.getCodePath())) { 12536 if (DEBUG_SD_INSTALL) { 12537 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12538 + " at code path: " + ps.codePathString); 12539 } 12540 12541 // We do have a valid package installed on sdcard 12542 processCids.put(args, ps.codePathString); 12543 final int uid = ps.appId; 12544 if (uid != -1) { 12545 uidArr = ArrayUtils.appendInt(uidArr, uid); 12546 } 12547 } else { 12548 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12549 + ps.codePathString); 12550 } 12551 } 12552 } 12553 12554 Arrays.sort(uidArr); 12555 } 12556 12557 // Process packages with valid entries. 12558 if (isMounted) { 12559 if (DEBUG_SD_INSTALL) 12560 Log.i(TAG, "Loading packages"); 12561 loadMediaPackages(processCids, uidArr); 12562 startCleaningPackages(); 12563 mInstallerService.onSecureContainersAvailable(); 12564 } else { 12565 if (DEBUG_SD_INSTALL) 12566 Log.i(TAG, "Unloading packages"); 12567 unloadMediaPackages(processCids, uidArr, reportStatus); 12568 } 12569 } 12570 12571 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12572 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12573 int size = pkgList.size(); 12574 if (size > 0) { 12575 // Send broadcasts here 12576 Bundle extras = new Bundle(); 12577 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12578 .toArray(new String[size])); 12579 if (uidArr != null) { 12580 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12581 } 12582 if (replacing) { 12583 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12584 } 12585 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12586 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12587 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12588 } 12589 } 12590 12591 /* 12592 * Look at potentially valid container ids from processCids If package 12593 * information doesn't match the one on record or package scanning fails, 12594 * the cid is added to list of removeCids. We currently don't delete stale 12595 * containers. 12596 */ 12597 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12598 ArrayList<String> pkgList = new ArrayList<String>(); 12599 Set<AsecInstallArgs> keys = processCids.keySet(); 12600 12601 for (AsecInstallArgs args : keys) { 12602 String codePath = processCids.get(args); 12603 if (DEBUG_SD_INSTALL) 12604 Log.i(TAG, "Loading container : " + args.cid); 12605 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12606 try { 12607 // Make sure there are no container errors first. 12608 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12609 Slog.e(TAG, "Failed to mount cid : " + args.cid 12610 + " when installing from sdcard"); 12611 continue; 12612 } 12613 // Check code path here. 12614 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12615 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12616 + " does not match one in settings " + codePath); 12617 continue; 12618 } 12619 // Parse package 12620 int parseFlags = mDefParseFlags; 12621 if (args.isExternal()) { 12622 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12623 } 12624 if (args.isFwdLocked()) { 12625 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12626 } 12627 12628 synchronized (mInstallLock) { 12629 PackageParser.Package pkg = null; 12630 try { 12631 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12632 } catch (PackageManagerException e) { 12633 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12634 } 12635 // Scan the package 12636 if (pkg != null) { 12637 /* 12638 * TODO why is the lock being held? doPostInstall is 12639 * called in other places without the lock. This needs 12640 * to be straightened out. 12641 */ 12642 // writer 12643 synchronized (mPackages) { 12644 retCode = PackageManager.INSTALL_SUCCEEDED; 12645 pkgList.add(pkg.packageName); 12646 // Post process args 12647 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12648 pkg.applicationInfo.uid); 12649 } 12650 } else { 12651 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12652 } 12653 } 12654 12655 } finally { 12656 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12657 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12658 } 12659 } 12660 } 12661 // writer 12662 synchronized (mPackages) { 12663 // If the platform SDK has changed since the last time we booted, 12664 // we need to re-grant app permission to catch any new ones that 12665 // appear. This is really a hack, and means that apps can in some 12666 // cases get permissions that the user didn't initially explicitly 12667 // allow... it would be nice to have some better way to handle 12668 // this situation. 12669 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12670 if (regrantPermissions) 12671 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12672 + mSdkVersion + "; regranting permissions for external storage"); 12673 mSettings.mExternalSdkPlatform = mSdkVersion; 12674 12675 // Make sure group IDs have been assigned, and any permission 12676 // changes in other apps are accounted for 12677 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12678 | (regrantPermissions 12679 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12680 : 0)); 12681 12682 mSettings.updateExternalDatabaseVersion(); 12683 12684 // can downgrade to reader 12685 // Persist settings 12686 mSettings.writeLPr(); 12687 } 12688 // Send a broadcast to let everyone know we are done processing 12689 if (pkgList.size() > 0) { 12690 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12691 } 12692 } 12693 12694 /* 12695 * Utility method to unload a list of specified containers 12696 */ 12697 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12698 // Just unmount all valid containers. 12699 for (AsecInstallArgs arg : cidArgs) { 12700 synchronized (mInstallLock) { 12701 arg.doPostDeleteLI(false); 12702 } 12703 } 12704 } 12705 12706 /* 12707 * Unload packages mounted on external media. This involves deleting package 12708 * data from internal structures, sending broadcasts about diabled packages, 12709 * gc'ing to free up references, unmounting all secure containers 12710 * corresponding to packages on external media, and posting a 12711 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12712 * that we always have to post this message if status has been requested no 12713 * matter what. 12714 */ 12715 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12716 final boolean reportStatus) { 12717 if (DEBUG_SD_INSTALL) 12718 Log.i(TAG, "unloading media packages"); 12719 ArrayList<String> pkgList = new ArrayList<String>(); 12720 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12721 final Set<AsecInstallArgs> keys = processCids.keySet(); 12722 for (AsecInstallArgs args : keys) { 12723 String pkgName = args.getPackageName(); 12724 if (DEBUG_SD_INSTALL) 12725 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12726 // Delete package internally 12727 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12728 synchronized (mInstallLock) { 12729 boolean res = deletePackageLI(pkgName, null, false, null, null, 12730 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12731 if (res) { 12732 pkgList.add(pkgName); 12733 } else { 12734 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12735 failedList.add(args); 12736 } 12737 } 12738 } 12739 12740 // reader 12741 synchronized (mPackages) { 12742 // We didn't update the settings after removing each package; 12743 // write them now for all packages. 12744 mSettings.writeLPr(); 12745 } 12746 12747 // We have to absolutely send UPDATED_MEDIA_STATUS only 12748 // after confirming that all the receivers processed the ordered 12749 // broadcast when packages get disabled, force a gc to clean things up. 12750 // and unload all the containers. 12751 if (pkgList.size() > 0) { 12752 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12753 new IIntentReceiver.Stub() { 12754 public void performReceive(Intent intent, int resultCode, String data, 12755 Bundle extras, boolean ordered, boolean sticky, 12756 int sendingUser) throws RemoteException { 12757 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12758 reportStatus ? 1 : 0, 1, keys); 12759 mHandler.sendMessage(msg); 12760 } 12761 }); 12762 } else { 12763 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12764 keys); 12765 mHandler.sendMessage(msg); 12766 } 12767 } 12768 12769 /** Binder call */ 12770 @Override 12771 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12772 final int flags) { 12773 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12774 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12775 int returnCode = PackageManager.MOVE_SUCCEEDED; 12776 int currInstallFlags = 0; 12777 int newInstallFlags = 0; 12778 12779 File codeFile = null; 12780 String installerPackageName = null; 12781 String packageAbiOverride = null; 12782 12783 // reader 12784 synchronized (mPackages) { 12785 final PackageParser.Package pkg = mPackages.get(packageName); 12786 final PackageSetting ps = mSettings.mPackages.get(packageName); 12787 if (pkg == null || ps == null) { 12788 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12789 } else { 12790 // Disable moving fwd locked apps and system packages 12791 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12792 Slog.w(TAG, "Cannot move system application"); 12793 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12794 } else if (pkg.mOperationPending) { 12795 Slog.w(TAG, "Attempt to move package which has pending operations"); 12796 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12797 } else { 12798 // Find install location first 12799 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12800 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12801 Slog.w(TAG, "Ambigous flags specified for move location."); 12802 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12803 } else { 12804 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12805 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12806 currInstallFlags = isExternal(pkg) 12807 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12808 12809 if (newInstallFlags == currInstallFlags) { 12810 Slog.w(TAG, "No move required. Trying to move to same location"); 12811 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12812 } else { 12813 if (isForwardLocked(pkg)) { 12814 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12815 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12816 } 12817 } 12818 } 12819 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12820 pkg.mOperationPending = true; 12821 } 12822 } 12823 12824 codeFile = new File(pkg.codePath); 12825 installerPackageName = ps.installerPackageName; 12826 packageAbiOverride = ps.cpuAbiOverrideString; 12827 } 12828 } 12829 12830 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12831 try { 12832 observer.packageMoved(packageName, returnCode); 12833 } catch (RemoteException ignored) { 12834 } 12835 return; 12836 } 12837 12838 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12839 @Override 12840 public void onUserActionRequired(Intent intent) throws RemoteException { 12841 throw new IllegalStateException(); 12842 } 12843 12844 @Override 12845 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12846 Bundle extras) throws RemoteException { 12847 Slog.d(TAG, "Install result for move: " 12848 + PackageManager.installStatusToString(returnCode, msg)); 12849 12850 // We usually have a new package now after the install, but if 12851 // we failed we need to clear the pending flag on the original 12852 // package object. 12853 synchronized (mPackages) { 12854 final PackageParser.Package pkg = mPackages.get(packageName); 12855 if (pkg != null) { 12856 pkg.mOperationPending = false; 12857 } 12858 } 12859 12860 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12861 switch (status) { 12862 case PackageInstaller.STATUS_SUCCESS: 12863 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12864 break; 12865 case PackageInstaller.STATUS_FAILURE_STORAGE: 12866 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12867 break; 12868 default: 12869 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12870 break; 12871 } 12872 } 12873 }; 12874 12875 // Treat a move like reinstalling an existing app, which ensures that we 12876 // process everythign uniformly, like unpacking native libraries. 12877 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12878 12879 final Message msg = mHandler.obtainMessage(INIT_COPY); 12880 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12881 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12882 installerPackageName, null, user, packageAbiOverride); 12883 mHandler.sendMessage(msg); 12884 } 12885 12886 @Override 12887 public boolean setInstallLocation(int loc) { 12888 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12889 null); 12890 if (getInstallLocation() == loc) { 12891 return true; 12892 } 12893 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12894 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12895 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12896 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12897 return true; 12898 } 12899 return false; 12900 } 12901 12902 @Override 12903 public int getInstallLocation() { 12904 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12905 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12906 PackageHelper.APP_INSTALL_AUTO); 12907 } 12908 12909 /** Called by UserManagerService */ 12910 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 12911 mDirtyUsers.remove(userHandle); 12912 mSettings.removeUserLPw(userHandle); 12913 mPendingBroadcasts.remove(userHandle); 12914 if (mInstaller != null) { 12915 // Technically, we shouldn't be doing this with the package lock 12916 // held. However, this is very rare, and there is already so much 12917 // other disk I/O going on, that we'll let it slide for now. 12918 mInstaller.removeUserDataDirs(userHandle); 12919 } 12920 mUserNeedsBadging.delete(userHandle); 12921 removeUnusedPackagesLILPw(userManager, userHandle); 12922 } 12923 12924 /** 12925 * We're removing userHandle and would like to remove any downloaded packages 12926 * that are no longer in use by any other user. 12927 * @param userHandle the user being removed 12928 */ 12929 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 12930 final boolean DEBUG_CLEAN_APKS = false; 12931 int [] users = userManager.getUserIdsLPr(); 12932 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 12933 while (psit.hasNext()) { 12934 PackageSetting ps = psit.next(); 12935 if (ps.pkg == null) { 12936 continue; 12937 } 12938 final String packageName = ps.pkg.packageName; 12939 // Skip over if system app 12940 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12941 continue; 12942 } 12943 if (DEBUG_CLEAN_APKS) { 12944 Slog.i(TAG, "Checking package " + packageName); 12945 } 12946 boolean keep = false; 12947 for (int i = 0; i < users.length; i++) { 12948 if (users[i] != userHandle && ps.getInstalled(users[i])) { 12949 keep = true; 12950 if (DEBUG_CLEAN_APKS) { 12951 Slog.i(TAG, " Keeping package " + packageName + " for user " 12952 + users[i]); 12953 } 12954 break; 12955 } 12956 } 12957 if (!keep) { 12958 if (DEBUG_CLEAN_APKS) { 12959 Slog.i(TAG, " Removing package " + packageName); 12960 } 12961 mHandler.post(new Runnable() { 12962 public void run() { 12963 deletePackageX(packageName, userHandle, 0); 12964 } //end run 12965 }); 12966 } 12967 } 12968 } 12969 12970 /** Called by UserManagerService */ 12971 void createNewUserLILPw(int userHandle, File path) { 12972 if (mInstaller != null) { 12973 mInstaller.createUserConfig(userHandle); 12974 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 12975 } 12976 } 12977 12978 @Override 12979 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 12980 mContext.enforceCallingOrSelfPermission( 12981 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12982 "Only package verification agents can read the verifier device identity"); 12983 12984 synchronized (mPackages) { 12985 return mSettings.getVerifierDeviceIdentityLPw(); 12986 } 12987 } 12988 12989 @Override 12990 public void setPermissionEnforced(String permission, boolean enforced) { 12991 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 12992 if (READ_EXTERNAL_STORAGE.equals(permission)) { 12993 synchronized (mPackages) { 12994 if (mSettings.mReadExternalStorageEnforced == null 12995 || mSettings.mReadExternalStorageEnforced != enforced) { 12996 mSettings.mReadExternalStorageEnforced = enforced; 12997 mSettings.writeLPr(); 12998 } 12999 } 13000 // kill any non-foreground processes so we restart them and 13001 // grant/revoke the GID. 13002 final IActivityManager am = ActivityManagerNative.getDefault(); 13003 if (am != null) { 13004 final long token = Binder.clearCallingIdentity(); 13005 try { 13006 am.killProcessesBelowForeground("setPermissionEnforcement"); 13007 } catch (RemoteException e) { 13008 } finally { 13009 Binder.restoreCallingIdentity(token); 13010 } 13011 } 13012 } else { 13013 throw new IllegalArgumentException("No selective enforcement for " + permission); 13014 } 13015 } 13016 13017 @Override 13018 @Deprecated 13019 public boolean isPermissionEnforced(String permission) { 13020 return true; 13021 } 13022 13023 @Override 13024 public boolean isStorageLow() { 13025 final long token = Binder.clearCallingIdentity(); 13026 try { 13027 final DeviceStorageMonitorInternal 13028 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13029 if (dsm != null) { 13030 return dsm.isMemoryLow(); 13031 } else { 13032 return false; 13033 } 13034 } finally { 13035 Binder.restoreCallingIdentity(token); 13036 } 13037 } 13038 13039 @Override 13040 public IPackageInstaller getPackageInstaller() { 13041 return mInstallerService; 13042 } 13043 13044 private boolean userNeedsBadging(int userId) { 13045 int index = mUserNeedsBadging.indexOfKey(userId); 13046 if (index < 0) { 13047 final UserInfo userInfo; 13048 final long token = Binder.clearCallingIdentity(); 13049 try { 13050 userInfo = sUserManager.getUserInfo(userId); 13051 } finally { 13052 Binder.restoreCallingIdentity(token); 13053 } 13054 final boolean b; 13055 if (userInfo != null && userInfo.isManagedProfile()) { 13056 b = true; 13057 } else { 13058 b = false; 13059 } 13060 mUserNeedsBadging.put(userId, b); 13061 return b; 13062 } 13063 return mUserNeedsBadging.valueAt(index); 13064 } 13065 13066 @Override 13067 public KeySet getKeySetByAlias(String packageName, String alias) { 13068 if (packageName == null || alias == null) { 13069 return null; 13070 } 13071 synchronized(mPackages) { 13072 final PackageParser.Package pkg = mPackages.get(packageName); 13073 if (pkg == null) { 13074 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13075 throw new IllegalArgumentException("Unknown package: " + packageName); 13076 } 13077 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13078 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13079 } 13080 } 13081 13082 @Override 13083 public KeySet getSigningKeySet(String packageName) { 13084 if (packageName == null) { 13085 return null; 13086 } 13087 synchronized(mPackages) { 13088 final PackageParser.Package pkg = mPackages.get(packageName); 13089 if (pkg == null) { 13090 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13091 throw new IllegalArgumentException("Unknown package: " + packageName); 13092 } 13093 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13094 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13095 throw new SecurityException("May not access signing KeySet of other apps."); 13096 } 13097 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13098 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13099 } 13100 } 13101 13102 @Override 13103 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13104 if (packageName == null || ks == null) { 13105 return false; 13106 } 13107 synchronized(mPackages) { 13108 final PackageParser.Package pkg = mPackages.get(packageName); 13109 if (pkg == null) { 13110 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13111 throw new IllegalArgumentException("Unknown package: " + packageName); 13112 } 13113 IBinder ksh = ks.getToken(); 13114 if (ksh instanceof KeySetHandle) { 13115 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13116 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13117 } 13118 return false; 13119 } 13120 } 13121 13122 @Override 13123 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13124 if (packageName == null || ks == null) { 13125 return false; 13126 } 13127 synchronized(mPackages) { 13128 final PackageParser.Package pkg = mPackages.get(packageName); 13129 if (pkg == null) { 13130 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13131 throw new IllegalArgumentException("Unknown package: " + packageName); 13132 } 13133 IBinder ksh = ks.getToken(); 13134 if (ksh instanceof KeySetHandle) { 13135 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13136 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13137 } 13138 return false; 13139 } 13140 } 13141} 13142